diff options
Diffstat (limited to 'arch')
468 files changed, 40227 insertions, 2099 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index c8f5282..257033c 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -17,6 +17,7 @@ config ARM select HAVE_KRETPROBES if (HAVE_KPROBES) select HAVE_FTRACE if (!XIP_KERNEL) select HAVE_DYNAMIC_FTRACE if (HAVE_FTRACE) + select HAVE_GENERIC_DMA_COHERENT help The ARM series is a line of low-power-consumption RISC chip designs licensed by ARM Ltd and targeted at embedded applications and @@ -234,6 +235,7 @@ config ARCH_VERSATILE config ARCH_AT91 bool "Atmel AT91" select GENERIC_GPIO + select HAVE_CLK help This enables support for systems based on the Atmel AT91RM9200, AT91SAM9 and AT91CAP9 processors. @@ -267,7 +269,6 @@ config ARCH_EP93XX select ARM_VIC select GENERIC_GPIO select HAVE_CLK - select HAVE_CLK select ARCH_REQUIRE_GPIOLIB help This enables support for the Cirrus EP93xx series of CPUs. diff --git a/arch/arm/mm/consistent.c b/arch/arm/mm/consistent.c index 333a82a..db7b3e3 100644 --- a/arch/arm/mm/consistent.c +++ b/arch/arm/mm/consistent.c @@ -274,6 +274,11 @@ __dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp, void * dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp) { + void *memory; + + if (dma_alloc_from_coherent(dev, size, handle, &memory)) + return memory; + if (arch_is_coherent()) { void *virt; @@ -362,6 +367,9 @@ void dma_free_coherent(struct device *dev, size_t size, void *cpu_addr, dma_addr WARN_ON(irqs_disabled()); + if (dma_release_from_coherent(dev, get_order(size), cpu_addr)) + return; + if (arch_is_coherent()) { kfree(cpu_addr); return; diff --git a/arch/cris/arch-v32/drivers/Kconfig b/arch/cris/arch-v32/drivers/Kconfig index 2a92cb1..7a64fce 100644 --- a/arch/cris/arch-v32/drivers/Kconfig +++ b/arch/cris/arch-v32/drivers/Kconfig @@ -641,6 +641,7 @@ config PCI bool depends on ETRAX_CARDBUS default y + select HAVE_GENERIC_DMA_COHERENT config ETRAX_IOP_FW_LOAD tristate "IO-processor hotplug firmware loading support" diff --git a/arch/cris/arch-v32/drivers/pci/dma.c b/arch/cris/arch-v32/drivers/pci/dma.c index e036465..fbe6595 100644 --- a/arch/cris/arch-v32/drivers/pci/dma.c +++ b/arch/cris/arch-v32/drivers/pci/dma.c @@ -15,35 +15,16 @@ #include <linux/pci.h> #include <asm/io.h> -struct dma_coherent_mem { - void *virt_base; - u32 device_base; - int size; - int flags; - unsigned long *bitmap; -}; - void *dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp) { void *ret; - struct dma_coherent_mem *mem = dev ? dev->dma_mem : NULL; int order = get_order(size); /* ignore region specifiers */ gfp &= ~(__GFP_DMA | __GFP_HIGHMEM); - if (mem) { - int page = bitmap_find_free_region(mem->bitmap, mem->size, - order); - if (page >= 0) { - *dma_handle = mem->device_base + (page << PAGE_SHIFT); - ret = mem->virt_base + (page << PAGE_SHIFT); - memset(ret, 0, size); - return ret; - } - if (mem->flags & DMA_MEMORY_EXCLUSIVE) - return NULL; - } + if (dma_alloc_from_coherent(dev, size, dma_handle, &ret)) + return ret; if (dev == NULL || (dev->coherent_dma_mask < 0xffffffff)) gfp |= GFP_DMA; @@ -60,90 +41,9 @@ void *dma_alloc_coherent(struct device *dev, size_t size, void dma_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle) { - struct dma_coherent_mem *mem = dev ? dev->dma_mem : NULL; int order = get_order(size); - if (mem && vaddr >= mem->virt_base && vaddr < (mem->virt_base + (mem->size << PAGE_SHIFT))) { - int page = (vaddr - mem->virt_base) >> PAGE_SHIFT; - - bitmap_release_region(mem->bitmap, page, order); - } else + if (!dma_release_from_coherent(dev, order, vaddr)) free_pages((unsigned long)vaddr, order); } -int dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr, - dma_addr_t device_addr, size_t size, int flags) -{ - void __iomem *mem_base; - int pages = size >> PAGE_SHIFT; - int bitmap_size = BITS_TO_LONGS(pages) * sizeof(long); - - if ((flags & (DMA_MEMORY_MAP | DMA_MEMORY_IO)) == 0) - goto out; - if (!size) - goto out; - if (dev->dma_mem) - goto out; - - /* FIXME: this routine just ignores DMA_MEMORY_INCLUDES_CHILDREN */ - - mem_base = ioremap(bus_addr, size); - if (!mem_base) - goto out; - - dev->dma_mem = kzalloc(sizeof(struct dma_coherent_mem), GFP_KERNEL); - if (!dev->dma_mem) - goto iounmap_out; - dev->dma_mem->bitmap = kzalloc(bitmap_size, GFP_KERNEL); - if (!dev->dma_mem->bitmap) - goto free1_out; - - dev->dma_mem->virt_base = mem_base; - dev->dma_mem->device_base = device_addr; - dev->dma_mem->size = pages; - dev->dma_mem->flags = flags; - - if (flags & DMA_MEMORY_MAP) - return DMA_MEMORY_MAP; - - return DMA_MEMORY_IO; - - free1_out: - kfree(dev->dma_mem); - iounmap_out: - iounmap(mem_base); - out: - return 0; -} -EXPORT_SYMBOL(dma_declare_coherent_memory); - -void dma_release_declared_memory(struct device *dev) -{ - struct dma_coherent_mem *mem = dev->dma_mem; - - if(!mem) - return; - dev->dma_mem = NULL; - iounmap(mem->virt_base); - kfree(mem->bitmap); - kfree(mem); -} -EXPORT_SYMBOL(dma_release_declared_memory); - -void *dma_mark_declared_memory_occupied(struct device *dev, - dma_addr_t device_addr, size_t size) -{ - struct dma_coherent_mem *mem = dev->dma_mem; - int pages = (size + (device_addr & ~PAGE_MASK) + PAGE_SIZE - 1) >> PAGE_SHIFT; - int pos, err; - - if (!mem) - return ERR_PTR(-EINVAL); - - pos = (device_addr - mem->device_base) >> PAGE_SHIFT; - err = bitmap_allocate_region(mem->bitmap, pos, get_order(pages)); - if (err != 0) - return ERR_PTR(err); - return mem->virt_base + (pos << PAGE_SHIFT); -} -EXPORT_SYMBOL(dma_mark_declared_memory_occupied); diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index fe88418..587da5e 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -117,6 +117,7 @@ config PPC select HAVE_KPROBES select HAVE_ARCH_KGDB select HAVE_KRETPROBES + select HAVE_ARCH_TRACEHOOK select HAVE_LMB select HAVE_DMA_ATTRS if PPC64 select USE_GENERIC_SMP_HELPERS if SMP diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S index 81c8324..1cbbf70 100644 --- a/arch/powerpc/kernel/entry_32.S +++ b/arch/powerpc/kernel/entry_32.S @@ -148,7 +148,7 @@ transfer_to_handler: /* Check to see if the dbcr0 register is set up to debug. Use the internal debug mode bit to do this. */ lwz r12,THREAD_DBCR0(r12) - andis. r12,r12,(DBCR0_IDM | DBSR_DAC1R | DBSR_DAC1W)@h + andis. r12,r12,DBCR0_IDM@h beq+ 3f /* From user and task is ptraced - load up global dbcr0 */ li r12,-1 /* clear all pending debug events */ @@ -292,7 +292,7 @@ syscall_exit_cont: /* If the process has its own DBCR0 value, load it up. The internal debug mode bit tells us that dbcr0 should be loaded. */ lwz r0,THREAD+THREAD_DBCR0(r2) - andis. r10,r0,(DBCR0_IDM | DBSR_DAC1R | DBSR_DAC1W)@h + andis. r10,r0,DBCR0_IDM@h bnel- load_dbcr0 #endif #ifdef CONFIG_44x @@ -343,7 +343,12 @@ syscall_dotrace: stw r0,_TRAP(r1) addi r3,r1,STACK_FRAME_OVERHEAD bl do_syscall_trace_enter - lwz r0,GPR0(r1) /* Restore original registers */ + /* + * Restore argument registers possibly just changed. + * We use the return value of do_syscall_trace_enter + * for call number to look up in the table (r0). + */ + mr r0,r3 lwz r3,GPR3(r1) lwz r4,GPR4(r1) lwz r5,GPR5(r1) @@ -720,7 +725,7 @@ restore_user: /* Check whether this process has its own DBCR0 value. The internal debug mode bit tells us that dbcr0 should be loaded. */ lwz r0,THREAD+THREAD_DBCR0(r2) - andis. r10,r0,(DBCR0_IDM | DBSR_DAC1R | DBSR_DAC1W)@h + andis. r10,r0,DBCR0_IDM@h bnel- load_dbcr0 #endif @@ -1055,8 +1060,8 @@ do_user_signal: /* r10 contains MSR_KERNEL here */ SAVE_NVGPRS(r1) rlwinm r3,r3,0,0,30 stw r3,_TRAP(r1) -2: li r3,0 - addi r4,r1,STACK_FRAME_OVERHEAD +2: addi r3,r1,STACK_FRAME_OVERHEAD + mr r4,r9 bl do_signal REST_NVGPRS(r1) b recheck diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S index d736924..2d802e9 100644 --- a/arch/powerpc/kernel/entry_64.S +++ b/arch/powerpc/kernel/entry_64.S @@ -214,7 +214,12 @@ syscall_dotrace: bl .save_nvgprs addi r3,r1,STACK_FRAME_OVERHEAD bl .do_syscall_trace_enter - ld r0,GPR0(r1) /* Restore original registers */ + /* + * Restore argument registers possibly just changed. + * We use the return value of do_syscall_trace_enter + * for the call number to look up in the table (r0). + */ + mr r0,r3 ld r3,GPR3(r1) ld r4,GPR4(r1) ld r5,GPR5(r1) @@ -638,8 +643,7 @@ user_work: b .ret_from_except_lite 1: bl .save_nvgprs - li r3,0 - addi r4,r1,STACK_FRAME_OVERHEAD + addi r3,r1,STACK_FRAME_OVERHEAD bl .do_signal b .ret_from_except diff --git a/arch/powerpc/kernel/legacy_serial.c b/arch/powerpc/kernel/legacy_serial.c index 4d96e1d..9ddfaef 100644 --- a/arch/powerpc/kernel/legacy_serial.c +++ b/arch/powerpc/kernel/legacy_serial.c @@ -493,18 +493,18 @@ static int __init serial_dev_init(void) device_initcall(serial_dev_init); +#ifdef CONFIG_SERIAL_8250_CONSOLE /* * This is called very early, as part of console_init() (typically just after * time_init()). This function is respondible for trying to find a good * default console on serial ports. It tries to match the open firmware - * default output with one of the available serial console drivers, either - * one of the platform serial ports that have been probed earlier by - * find_legacy_serial_ports() or some more platform specific ones. + * default output with one of the available serial console drivers that have + * been probed earlier by find_legacy_serial_ports() */ static int __init check_legacy_serial_console(void) { struct device_node *prom_stdout = NULL; - int speed = 0, offset = 0; + int i, speed = 0, offset = 0; const char *name; const u32 *spd; @@ -548,31 +548,20 @@ static int __init check_legacy_serial_console(void) if (spd) speed = *spd; - if (0) - ; -#ifdef CONFIG_SERIAL_8250_CONSOLE - else if (strcmp(name, "serial") == 0) { - int i; - /* Look for it in probed array */ - for (i = 0; i < legacy_serial_count; i++) { - if (prom_stdout != legacy_serial_infos[i].np) - continue; - offset = i; - speed = legacy_serial_infos[i].speed; - break; - } - if (i >= legacy_serial_count) - goto not_found; + if (strcmp(name, "serial") != 0) + goto not_found; + + /* Look for it in probed array */ + for (i = 0; i < legacy_serial_count; i++) { + if (prom_stdout != legacy_serial_infos[i].np) + continue; + offset = i; + speed = legacy_serial_infos[i].speed; + break; } -#endif /* CONFIG_SERIAL_8250_CONSOLE */ -#ifdef CONFIG_SERIAL_PMACZILOG_CONSOLE - else if (strcmp(name, "ch-a") == 0) - offset = 0; - else if (strcmp(name, "ch-b") == 0) - offset = 1; -#endif /* CONFIG_SERIAL_PMACZILOG_CONSOLE */ - else + if (i >= legacy_serial_count) goto not_found; + of_node_put(prom_stdout); DBG("Found serial console at ttyS%d\n", offset); @@ -591,3 +580,4 @@ static int __init check_legacy_serial_console(void) } console_initcall(check_legacy_serial_console); +#endif /* CONFIG_SERIAL_8250_CONSOLE */ diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index db2497c..e030f3b 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -254,7 +254,7 @@ void do_dabr(struct pt_regs *regs, unsigned long address, return; /* Clear the DAC and struct entries. One shot trigger */ -#if (defined(CONFIG_44x) || defined(CONFIG_BOOKE)) +#if defined(CONFIG_BOOKE) mtspr(SPRN_DBCR0, mfspr(SPRN_DBCR0) & ~(DBSR_DAC1R | DBSR_DAC1W | DBCR0_IDM)); #endif @@ -286,7 +286,7 @@ int set_dabr(unsigned long dabr) mtspr(SPRN_DABR, dabr); #endif -#if defined(CONFIG_44x) || defined(CONFIG_BOOKE) +#if defined(CONFIG_BOOKE) mtspr(SPRN_DAC1, dabr); #endif @@ -373,7 +373,7 @@ struct task_struct *__switch_to(struct task_struct *prev, if (unlikely(__get_cpu_var(current_dabr) != new->thread.dabr)) set_dabr(new->thread.dabr); -#if defined(CONFIG_44x) || defined(CONFIG_BOOKE) +#if defined(CONFIG_BOOKE) /* If new thread DAC (HW breakpoint) is the same then leave it */ if (new->thread.dabr) set_dabr(new->thread.dabr); @@ -568,7 +568,7 @@ void flush_thread(void) current->thread.dabr = 0; set_dabr(0); -#if defined(CONFIG_44x) || defined(CONFIG_BOOKE) +#if defined(CONFIG_BOOKE) current->thread.dbcr0 &= ~(DBSR_DAC1R | DBSR_DAC1W); #endif } diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index c4ab219..b72849a 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -205,8 +205,6 @@ static int __initdata mem_reserve_cnt; static cell_t __initdata regbuf[1024]; -#define MAX_CPU_THREADS 2 - /* * Error results ... some OF calls will return "-1" on error, some * will return 0, some will return either. To simplify, here are @@ -1339,10 +1337,6 @@ static void __init prom_hold_cpus(void) unsigned int reg; phandle node; char type[64]; - int cpuid = 0; - unsigned int interrupt_server[MAX_CPU_THREADS]; - unsigned int cpu_threads, hw_cpu_num; - int propsize; struct prom_t *_prom = &RELOC(prom); unsigned long *spinloop = (void *) LOW_ADDR(__secondary_hold_spinloop); @@ -1386,7 +1380,6 @@ static void __init prom_hold_cpus(void) reg = -1; prom_getprop(node, "reg", ®, sizeof(reg)); - prom_debug("\ncpuid = 0x%x\n", cpuid); prom_debug("cpu hw idx = 0x%x\n", reg); /* Init the acknowledge var which will be reset by @@ -1395,28 +1388,9 @@ static void __init prom_hold_cpus(void) */ *acknowledge = (unsigned long)-1; - propsize = prom_getprop(node, "ibm,ppc-interrupt-server#s", - &interrupt_server, - sizeof(interrupt_server)); - if (propsize < 0) { - /* no property. old hardware has no SMT */ - cpu_threads = 1; - interrupt_server[0] = reg; /* fake it with phys id */ - } else { - /* We have a threaded processor */ - cpu_threads = propsize / sizeof(u32); - if (cpu_threads > MAX_CPU_THREADS) { - prom_printf("SMT: too many threads!\n" - "SMT: found %x, max is %x\n", - cpu_threads, MAX_CPU_THREADS); - cpu_threads = 1; /* ToDo: panic? */ - } - } - - hw_cpu_num = interrupt_server[0]; - if (hw_cpu_num != _prom->cpu) { + if (reg != _prom->cpu) { /* Primary Thread of non-boot cpu */ - prom_printf("%x : starting cpu hw idx %x... ", cpuid, reg); + prom_printf("starting cpu hw idx %x... ", reg); call_prom("start-cpu", 3, 0, node, secondary_hold, reg); @@ -1431,17 +1405,10 @@ static void __init prom_hold_cpus(void) } #ifdef CONFIG_SMP else - prom_printf("%x : boot cpu %x\n", cpuid, reg); + prom_printf("boot cpu hw idx %x\n", reg); #endif /* CONFIG_SMP */ - - /* Reserve cpu #s for secondary threads. They start later. */ - cpuid += cpu_threads; } - if (cpuid > NR_CPUS) - prom_printf("WARNING: maximum CPUs (" __stringify(NR_CPUS) - ") exceeded: ignoring extras\n"); - prom_debug("prom_hold_cpus: end...\n"); } diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c index a5d0e78..6b66cd8 100644 --- a/arch/powerpc/kernel/ptrace.c +++ b/arch/powerpc/kernel/ptrace.c @@ -22,6 +22,7 @@ #include <linux/errno.h> #include <linux/ptrace.h> #include <linux/regset.h> +#include <linux/tracehook.h> #include <linux/elf.h> #include <linux/user.h> #include <linux/security.h> @@ -717,7 +718,7 @@ void user_disable_single_step(struct task_struct *task) struct pt_regs *regs = task->thread.regs; -#if defined(CONFIG_44x) || defined(CONFIG_BOOKE) +#if defined(CONFIG_BOOKE) /* If DAC then do not single step, skip */ if (task->thread.dabr) return; @@ -744,10 +745,11 @@ int ptrace_set_debugreg(struct task_struct *task, unsigned long addr, if (addr > 0) return -EINVAL; + /* The bottom 3 bits in dabr are flags */ if ((data & ~0x7UL) >= TASK_SIZE) return -EIO; -#ifdef CONFIG_PPC64 +#ifndef CONFIG_BOOKE /* For processors using DABR (i.e. 970), the bottom 3 bits are flags. * It was assumed, on previous implementations, that 3 bits were @@ -769,7 +771,7 @@ int ptrace_set_debugreg(struct task_struct *task, unsigned long addr, task->thread.dabr = data; #endif -#if defined(CONFIG_44x) || defined(CONFIG_BOOKE) +#if defined(CONFIG_BOOKE) /* As described above, it was assumed 3 bits were passed with the data * address, but we will assume only the mode bits will be passed @@ -1013,31 +1015,24 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) return ret; } -static void do_syscall_trace(void) +/* + * We must return the syscall number to actually look up in the table. + * This can be -1L to skip running any syscall at all. + */ +long do_syscall_trace_enter(struct pt_regs *regs) { - /* the 0x80 provides a way for the tracing parent to distinguish - between a syscall stop and SIGTRAP delivery */ - ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD) - ? 0x80 : 0)); - - /* - * this isn't the same as continuing with a signal, but it will do - * for normal use. strace only continues with a signal if the - * stopping signal is not SIGTRAP. -brl - */ - if (current->exit_code) { - send_sig(current->exit_code, current, 1); - current->exit_code = 0; - } -} + long ret = 0; -void do_syscall_trace_enter(struct pt_regs *regs) -{ secure_computing(regs->gpr[0]); - if (test_thread_flag(TIF_SYSCALL_TRACE) - && (current->ptrace & PT_PTRACED)) - do_syscall_trace(); + if (test_thread_flag(TIF_SYSCALL_TRACE) && + tracehook_report_syscall_entry(regs)) + /* + * Tracing decided this syscall should not happen. + * We'll return a bogus call number to get an ENOSYS + * error, but leave the original number in regs->gpr[0]. + */ + ret = -1L; if (unlikely(current->audit_context)) { #ifdef CONFIG_PPC64 @@ -1055,16 +1050,19 @@ void do_syscall_trace_enter(struct pt_regs *regs) regs->gpr[5] & 0xffffffff, regs->gpr[6] & 0xffffffff); } + + return ret ?: regs->gpr[0]; } void do_syscall_trace_leave(struct pt_regs *regs) { + int step; + if (unlikely(current->audit_context)) audit_syscall_exit((regs->ccr&0x10000000)?AUDITSC_FAILURE:AUDITSC_SUCCESS, regs->result); - if ((test_thread_flag(TIF_SYSCALL_TRACE) - || test_thread_flag(TIF_SINGLESTEP)) - && (current->ptrace & PT_PTRACED)) - do_syscall_trace(); + step = test_thread_flag(TIF_SINGLESTEP); + if (step || test_thread_flag(TIF_SYSCALL_TRACE)) + tracehook_report_syscall_exit(regs, step); } diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c index 61a3f413..9cc5a52 100644 --- a/arch/powerpc/kernel/setup-common.c +++ b/arch/powerpc/kernel/setup-common.c @@ -367,7 +367,6 @@ static void __init cpu_init_thread_core_maps(int tpc) * setup_cpu_maps - initialize the following cpu maps: * cpu_possible_map * cpu_present_map - * cpu_sibling_map * * Having the possible map set up early allows us to restrict allocations * of things like irqstacks to num_possible_cpus() rather than NR_CPUS. @@ -475,29 +474,6 @@ void __init smp_setup_cpu_maps(void) */ cpu_init_thread_core_maps(nthreads); } - -/* - * Being that cpu_sibling_map is now a per_cpu array, then it cannot - * be initialized until the per_cpu areas have been created. This - * function is now called from setup_per_cpu_areas(). - */ -void __init smp_setup_cpu_sibling_map(void) -{ -#ifdef CONFIG_PPC64 - int i, cpu, base; - - for_each_possible_cpu(cpu) { - DBG("Sibling map for CPU %d:", cpu); - base = cpu_first_thread_in_core(cpu); - for (i = 0; i < threads_per_core; i++) { - cpu_set(base + i, per_cpu(cpu_sibling_map, cpu)); - DBG(" %d", base + i); - } - DBG("\n"); - } - -#endif /* CONFIG_PPC64 */ -} #endif /* CONFIG_SMP */ #ifdef CONFIG_PCSPKR_PLATFORM diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 04d8de9..8b25f51 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -611,9 +611,6 @@ void __init setup_per_cpu_areas(void) paca[i].data_offset = ptr - __per_cpu_start; memcpy(ptr, __per_cpu_start, __per_cpu_end - __per_cpu_start); } - - /* Now that per_cpu is setup, initialize cpu_sibling_map */ - smp_setup_cpu_sibling_map(); } #endif diff --git a/arch/powerpc/kernel/signal.c b/arch/powerpc/kernel/signal.c index 7aada78..a54405e 100644 --- a/arch/powerpc/kernel/signal.c +++ b/arch/powerpc/kernel/signal.c @@ -9,7 +9,7 @@ * this archive for more details. */ -#include <linux/ptrace.h> +#include <linux/tracehook.h> #include <linux/signal.h> #include <asm/uaccess.h> #include <asm/unistd.h> @@ -112,7 +112,7 @@ static void check_syscall_restart(struct pt_regs *regs, struct k_sigaction *ka, } } -int do_signal(sigset_t *oldset, struct pt_regs *regs) +static int do_signal_pending(sigset_t *oldset, struct pt_regs *regs) { siginfo_t info; int signr; @@ -147,7 +147,7 @@ int do_signal(sigset_t *oldset, struct pt_regs *regs) */ if (current->thread.dabr) { set_dabr(current->thread.dabr); -#if defined(CONFIG_44x) || defined(CONFIG_BOOKE) +#if defined(CONFIG_BOOKE) mtspr(SPRN_DBCR0, current->thread.dbcr0); #endif } @@ -177,11 +177,28 @@ int do_signal(sigset_t *oldset, struct pt_regs *regs) * its frame, and we can clear the TLF_RESTORE_SIGMASK flag. */ current_thread_info()->local_flags &= ~_TLF_RESTORE_SIGMASK; + + /* + * Let tracing know that we've done the handler setup. + */ + tracehook_signal_handler(signr, &info, &ka, regs, + test_thread_flag(TIF_SINGLESTEP)); } return ret; } +void do_signal(struct pt_regs *regs, unsigned long thread_info_flags) +{ + if (thread_info_flags & _TIF_SIGPENDING) + do_signal_pending(NULL, regs); + + if (thread_info_flags & _TIF_NOTIFY_RESUME) { + clear_thread_flag(TIF_NOTIFY_RESUME); + tracehook_notify_resume(regs); + } +} + long sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss, unsigned long r5, unsigned long r6, unsigned long r7, unsigned long r8, struct pt_regs *regs) diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c index f5ae9fa..5337ca7 100644 --- a/arch/powerpc/kernel/smp.c +++ b/arch/powerpc/kernel/smp.c @@ -41,6 +41,7 @@ #include <asm/smp.h> #include <asm/time.h> #include <asm/machdep.h> +#include <asm/cputhreads.h> #include <asm/cputable.h> #include <asm/system.h> #include <asm/mpic.h> @@ -62,10 +63,12 @@ struct thread_info *secondary_ti; cpumask_t cpu_possible_map = CPU_MASK_NONE; cpumask_t cpu_online_map = CPU_MASK_NONE; DEFINE_PER_CPU(cpumask_t, cpu_sibling_map) = CPU_MASK_NONE; +DEFINE_PER_CPU(cpumask_t, cpu_core_map) = CPU_MASK_NONE; EXPORT_SYMBOL(cpu_online_map); EXPORT_SYMBOL(cpu_possible_map); EXPORT_PER_CPU_SYMBOL(cpu_sibling_map); +EXPORT_PER_CPU_SYMBOL(cpu_core_map); /* SMP operations for this machine */ struct smp_ops_t *smp_ops; @@ -228,6 +231,8 @@ void __devinit smp_prepare_boot_cpu(void) BUG_ON(smp_processor_id() != boot_cpuid); cpu_set(boot_cpuid, cpu_online_map); + cpu_set(boot_cpuid, per_cpu(cpu_sibling_map, boot_cpuid)); + cpu_set(boot_cpuid, per_cpu(cpu_core_map, boot_cpuid)); #ifdef CONFIG_PPC64 paca[boot_cpuid].__current = current; #endif @@ -375,11 +380,60 @@ int __cpuinit __cpu_up(unsigned int cpu) return 0; } +/* Return the value of the reg property corresponding to the given + * logical cpu. + */ +int cpu_to_core_id(int cpu) +{ + struct device_node *np; + const int *reg; + int id = -1; + + np = of_get_cpu_node(cpu, NULL); + if (!np) + goto out; + + reg = of_get_property(np, "reg", NULL); + if (!reg) + goto out; + + id = *reg; +out: + of_node_put(np); + return id; +} + +/* Must be called when no change can occur to cpu_present_map, + * i.e. during cpu online or offline. + */ +static struct device_node *cpu_to_l2cache(int cpu) +{ + struct device_node *np; + const phandle *php; + phandle ph; + + if (!cpu_present(cpu)) + return NULL; + + np = of_get_cpu_node(cpu, NULL); + if (np == NULL) + return NULL; + + php = of_get_property(np, "l2-cache", NULL); + if (php == NULL) + return NULL; + ph = *php; + of_node_put(np); + + return of_find_node_by_phandle(ph); +} /* Activate a secondary processor. */ int __devinit start_secondary(void *unused) { unsigned int cpu = smp_processor_id(); + struct device_node *l2_cache; + int i, base; atomic_inc(&init_mm.mm_count); current->active_mm = &init_mm; @@ -400,6 +454,33 @@ int __devinit start_secondary(void *unused) ipi_call_lock(); cpu_set(cpu, cpu_online_map); + /* Update sibling maps */ + base = cpu_first_thread_in_core(cpu); + for (i = 0; i < threads_per_core; i++) { + if (cpu_is_offline(base + i)) + continue; + cpu_set(cpu, per_cpu(cpu_sibling_map, base + i)); + cpu_set(base + i, per_cpu(cpu_sibling_map, cpu)); + + /* cpu_core_map should be a superset of + * cpu_sibling_map even if we don't have cache + * information, so update the former here, too. + */ + cpu_set(cpu, per_cpu(cpu_core_map, base +i)); + cpu_set(base + i, per_cpu(cpu_core_map, cpu)); + } + l2_cache = cpu_to_l2cache(cpu); + for_each_online_cpu(i) { + struct device_node *np = cpu_to_l2cache(i); + if (!np) + continue; + if (np == l2_cache) { + cpu_set(cpu, per_cpu(cpu_core_map, i)); + cpu_set(i, per_cpu(cpu_core_map, cpu)); + } + of_node_put(np); + } + of_node_put(l2_cache); ipi_call_unlock(); local_irq_enable(); @@ -437,10 +518,42 @@ void __init smp_cpus_done(unsigned int max_cpus) #ifdef CONFIG_HOTPLUG_CPU int __cpu_disable(void) { - if (smp_ops->cpu_disable) - return smp_ops->cpu_disable(); + struct device_node *l2_cache; + int cpu = smp_processor_id(); + int base, i; + int err; - return -ENOSYS; + if (!smp_ops->cpu_disable) + return -ENOSYS; + + err = smp_ops->cpu_disable(); + if (err) + return err; + + /* Update sibling maps */ + base = cpu_first_thread_in_core(cpu); + for (i = 0; i < threads_per_core; i++) { + cpu_clear(cpu, per_cpu(cpu_sibling_map, base + i)); + cpu_clear(base + i, per_cpu(cpu_sibling_map, cpu)); + cpu_clear(cpu, per_cpu(cpu_core_map, base +i)); + cpu_clear(base + i, per_cpu(cpu_core_map, cpu)); + } + + l2_cache = cpu_to_l2cache(cpu); + for_each_present_cpu(i) { + struct device_node *np = cpu_to_l2cache(i); + if (!np) + continue; + if (np == l2_cache) { + cpu_clear(cpu, per_cpu(cpu_core_map, i)); + cpu_clear(i, per_cpu(cpu_core_map, cpu)); + } + of_node_put(np); + } + of_node_put(l2_cache); + + + return 0; } void __cpu_die(unsigned int cpu) diff --git a/arch/powerpc/kernel/stacktrace.c b/arch/powerpc/kernel/stacktrace.c index f258964..b0dbb1d 100644 --- a/arch/powerpc/kernel/stacktrace.c +++ b/arch/powerpc/kernel/stacktrace.c @@ -13,7 +13,6 @@ #include <linux/module.h> #include <linux/sched.h> #include <linux/stacktrace.h> -#include <linux/module.h> #include <asm/ptrace.h> #include <asm/processor.h> diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c index 800e5e9..56d172d 100644 --- a/arch/powerpc/kernel/sysfs.c +++ b/arch/powerpc/kernel/sysfs.c @@ -22,6 +22,8 @@ static DEFINE_PER_CPU(struct cpu, cpu_devices); +static DEFINE_PER_CPU(struct kobject *, cache_toplevel); + /* SMT stuff */ #ifdef CONFIG_PPC_MULTIPLATFORM @@ -297,8 +299,289 @@ static struct sysdev_attribute pa6t_attrs[] = { #endif /* CONFIG_DEBUG_KERNEL */ }; +struct cache_desc { + struct kobject kobj; + struct cache_desc *next; + const char *type; /* Instruction, Data, or Unified */ + u32 size; /* total cache size in KB */ + u32 line_size; /* in bytes */ + u32 nr_sets; /* number of sets */ + u32 level; /* e.g. 1, 2, 3... */ + u32 associativity; /* e.g. 8-way... 0 is fully associative */ +}; + +DEFINE_PER_CPU(struct cache_desc *, cache_desc); + +static struct cache_desc *kobj_to_cache_desc(struct kobject *k) +{ + return container_of(k, struct cache_desc, kobj); +} + +static void cache_desc_release(struct kobject *k) +{ + struct cache_desc *desc = kobj_to_cache_desc(k); + + pr_debug("%s: releasing %s\n", __func__, kobject_name(k)); + + if (desc->next) + kobject_put(&desc->next->kobj); + + kfree(kobj_to_cache_desc(k)); +} + +static ssize_t cache_desc_show(struct kobject *k, struct attribute *attr, char *buf) +{ + struct kobj_attribute *kobj_attr; + + kobj_attr = container_of(attr, struct kobj_attribute, attr); + + return kobj_attr->show(k, kobj_attr, buf); +} + +static struct sysfs_ops cache_desc_sysfs_ops = { + .show = cache_desc_show, +}; + +static struct kobj_type cache_desc_type = { + .release = cache_desc_release, + .sysfs_ops = &cache_desc_sysfs_ops, +}; + +static ssize_t cache_size_show(struct kobject *k, struct kobj_attribute *attr, char *buf) +{ + struct cache_desc *cache = kobj_to_cache_desc(k); + + return sprintf(buf, "%uK\n", cache->size); +} + +static struct kobj_attribute cache_size_attr = + __ATTR(size, 0444, cache_size_show, NULL); + +static ssize_t cache_line_size_show(struct kobject *k, struct kobj_attribute *attr, char *buf) +{ + struct cache_desc *cache = kobj_to_cache_desc(k); + + return sprintf(buf, "%u\n", cache->line_size); +} + +static struct kobj_attribute cache_line_size_attr = + __ATTR(coherency_line_size, 0444, cache_line_size_show, NULL); + +static ssize_t cache_nr_sets_show(struct kobject *k, struct kobj_attribute *attr, char *buf) +{ + struct cache_desc *cache = kobj_to_cache_desc(k); + + return sprintf(buf, "%u\n", cache->nr_sets); +} + +static struct kobj_attribute cache_nr_sets_attr = + __ATTR(number_of_sets, 0444, cache_nr_sets_show, NULL); + +static ssize_t cache_type_show(struct kobject *k, struct kobj_attribute *attr, char *buf) +{ + struct cache_desc *cache = kobj_to_cache_desc(k); + + return sprintf(buf, "%s\n", cache->type); +} + +static struct kobj_attribute cache_type_attr = + __ATTR(type, 0444, cache_type_show, NULL); + +static ssize_t cache_level_show(struct kobject *k, struct kobj_attribute *attr, char *buf) +{ + struct cache_desc *cache = kobj_to_cache_desc(k); + + return sprintf(buf, "%u\n", cache->level); +} + +static struct kobj_attribute cache_level_attr = + __ATTR(level, 0444, cache_level_show, NULL); + +static ssize_t cache_assoc_show(struct kobject *k, struct kobj_attribute *attr, char *buf) +{ + struct cache_desc *cache = kobj_to_cache_desc(k); + + return sprintf(buf, "%u\n", cache->associativity); +} + +static struct kobj_attribute cache_assoc_attr = + __ATTR(ways_of_associativity, 0444, cache_assoc_show, NULL); + +struct cache_desc_info { + const char *type; + const char *size_prop; + const char *line_size_prop; + const char *nr_sets_prop; +}; + +/* PowerPC Processor binding says the [di]-cache-* must be equal on + * unified caches, so just use d-cache properties. */ +static struct cache_desc_info ucache_info = { + .type = "Unified", + .size_prop = "d-cache-size", + .line_size_prop = "d-cache-line-size", + .nr_sets_prop = "d-cache-sets", +}; -static void register_cpu_online(unsigned int cpu) +static struct cache_desc_info dcache_info = { + .type = "Data", + .size_prop = "d-cache-size", + .line_size_prop = "d-cache-line-size", + .nr_sets_prop = "d-cache-sets", +}; + +static struct cache_desc_info icache_info = { + .type = "Instruction", + .size_prop = "i-cache-size", + .line_size_prop = "i-cache-line-size", + .nr_sets_prop = "i-cache-sets", +}; + +static struct cache_desc * __cpuinit create_cache_desc(struct device_node *np, struct kobject *parent, int index, int level, struct cache_desc_info *info) +{ + const u32 *cache_line_size; + struct cache_desc *new; + const u32 *cache_size; + const u32 *nr_sets; + int rc; + + new = kzalloc(sizeof(*new), GFP_KERNEL); + if (!new) + return NULL; + + rc = kobject_init_and_add(&new->kobj, &cache_desc_type, parent, + "index%d", index); + if (rc) + goto err; + + /* type */ + new->type = info->type; + rc = sysfs_create_file(&new->kobj, &cache_type_attr.attr); + WARN_ON(rc); + + /* level */ + new->level = level; + rc = sysfs_create_file(&new->kobj, &cache_level_attr.attr); + WARN_ON(rc); + + /* size */ + cache_size = of_get_property(np, info->size_prop, NULL); + if (cache_size) { + new->size = *cache_size / 1024; + rc = sysfs_create_file(&new->kobj, + &cache_size_attr.attr); + WARN_ON(rc); + } + + /* coherency_line_size */ + cache_line_size = of_get_property(np, info->line_size_prop, NULL); + if (cache_line_size) { + new->line_size = *cache_line_size; + rc = sysfs_create_file(&new->kobj, + &cache_line_size_attr.attr); + WARN_ON(rc); + } + + /* number_of_sets */ + nr_sets = of_get_property(np, info->nr_sets_prop, NULL); + if (nr_sets) { + new->nr_sets = *nr_sets; + rc = sysfs_create_file(&new->kobj, + &cache_nr_sets_attr.attr); + WARN_ON(rc); + } + + /* ways_of_associativity */ + if (new->nr_sets == 1) { + /* fully associative */ + new->associativity = 0; + goto create_assoc; + } + + if (new->nr_sets && new->size && new->line_size) { + /* If we have values for all of these we can derive + * the associativity. */ + new->associativity = + ((new->size * 1024) / new->nr_sets) / new->line_size; +create_assoc: + rc = sysfs_create_file(&new->kobj, + &cache_assoc_attr.attr); + WARN_ON(rc); + } + + return new; +err: + kfree(new); + return NULL; +} + +static bool cache_is_unified(struct device_node *np) +{ + return of_get_property(np, "cache-unified", NULL); +} + +static struct cache_desc * __cpuinit create_cache_index_info(struct device_node *np, struct kobject *parent, int index, int level) +{ + const phandle *next_cache_phandle; + struct device_node *next_cache; + struct cache_desc *new, **end; + + pr_debug("%s(node = %s, index = %d)\n", __func__, np->full_name, index); + + if (cache_is_unified(np)) { + new = create_cache_desc(np, parent, index, level, + &ucache_info); + } else { + new = create_cache_desc(np, parent, index, level, + &dcache_info); + if (new) { + index++; + new->next = create_cache_desc(np, parent, index, level, + &icache_info); + } + } + if (!new) + return NULL; + + end = &new->next; + while (*end) + end = &(*end)->next; + + next_cache_phandle = of_get_property(np, "l2-cache", NULL); + if (!next_cache_phandle) + goto out; + + next_cache = of_find_node_by_phandle(*next_cache_phandle); + if (!next_cache) + goto out; + + *end = create_cache_index_info(next_cache, parent, ++index, ++level); + + of_node_put(next_cache); +out: + return new; +} + +static void __cpuinit create_cache_info(struct sys_device *sysdev) +{ + struct kobject *cache_toplevel; + struct device_node *np = NULL; + int cpu = sysdev->id; + + cache_toplevel = kobject_create_and_add("cache", &sysdev->kobj); + if (!cache_toplevel) + return; + per_cpu(cache_toplevel, cpu) = cache_toplevel; + np = of_get_cpu_node(cpu, NULL); + if (np != NULL) { + per_cpu(cache_desc, cpu) = + create_cache_index_info(np, cache_toplevel, 0, 1); + of_node_put(np); + } + return; +} + +static void __cpuinit register_cpu_online(unsigned int cpu) { struct cpu *c = &per_cpu(cpu_devices, cpu); struct sys_device *s = &c->sysdev; @@ -346,9 +629,33 @@ static void register_cpu_online(unsigned int cpu) if (cpu_has_feature(CPU_FTR_DSCR)) sysdev_create_file(s, &attr_dscr); + + create_cache_info(s); } #ifdef CONFIG_HOTPLUG_CPU +static void remove_cache_info(struct sys_device *sysdev) +{ + struct kobject *cache_toplevel; + struct cache_desc *cache_desc; + int cpu = sysdev->id; + + cache_desc = per_cpu(cache_desc, cpu); + if (cache_desc != NULL) { + sysfs_remove_file(&cache_desc->kobj, &cache_size_attr.attr); + sysfs_remove_file(&cache_desc->kobj, &cache_line_size_attr.attr); + sysfs_remove_file(&cache_desc->kobj, &cache_type_attr.attr); + sysfs_remove_file(&cache_desc->kobj, &cache_level_attr.attr); + sysfs_remove_file(&cache_desc->kobj, &cache_nr_sets_attr.attr); + sysfs_remove_file(&cache_desc->kobj, &cache_assoc_attr.attr); + + kobject_put(&cache_desc->kobj); + } + cache_toplevel = per_cpu(cache_toplevel, cpu); + if (cache_toplevel != NULL) + kobject_put(cache_toplevel); +} + static void unregister_cpu_online(unsigned int cpu) { struct cpu *c = &per_cpu(cpu_devices, cpu); @@ -399,6 +706,8 @@ static void unregister_cpu_online(unsigned int cpu) if (cpu_has_feature(CPU_FTR_DSCR)) sysdev_remove_file(s, &attr_dscr); + + remove_cache_info(s); } #endif /* CONFIG_HOTPLUG_CPU */ diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c index ade8aea..22a3c33 100644 --- a/arch/powerpc/kernel/vio.c +++ b/arch/powerpc/kernel/vio.c @@ -530,7 +530,7 @@ static dma_addr_t vio_dma_iommu_map_single(struct device *dev, void *vaddr, } ret = dma_iommu_ops.map_single(dev, vaddr, size, direction, attrs); - if (unlikely(dma_mapping_error(ret))) { + if (unlikely(dma_mapping_error(dev, ret))) { vio_cmo_dealloc(viodev, roundup(size, IOMMU_PAGE_SIZE)); atomic_inc(&viodev->cmo.allocs_failed); } @@ -1031,8 +1031,8 @@ void vio_cmo_set_dev_desired(struct vio_dev *viodev, size_t desired) {} static int vio_cmo_bus_probe(struct vio_dev *viodev) { return 0; } static void vio_cmo_bus_remove(struct vio_dev *viodev) {} static void vio_cmo_set_dma_ops(struct vio_dev *viodev) {} -static void vio_cmo_bus_init() {} -static void vio_cmo_sysfs_init() { } +static void vio_cmo_bus_init(void) {} +static void vio_cmo_sysfs_init(void) { } #endif /* CONFIG_PPC_SMLPAR */ EXPORT_SYMBOL(vio_cmo_entitlement_update); EXPORT_SYMBOL(vio_cmo_set_dev_desired); diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index ed0aab0..f1c2d55 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -736,14 +736,21 @@ static int __init hugetlbpage_init(void) if (!cpu_has_feature(CPU_FTR_16M_PAGE)) return -ENODEV; + /* Add supported huge page sizes. Need to change HUGE_MAX_HSTATE * and adjust PTE_NONCACHE_NUM if the number of supported huge page * sizes changes. */ set_huge_psize(MMU_PAGE_16M); - set_huge_psize(MMU_PAGE_64K); set_huge_psize(MMU_PAGE_16G); + /* Temporarily disable support for 64K huge pages when 64K SPU local + * store support is enabled as the current implementation conflicts. + */ +#ifndef CONFIG_SPU_FS_64K_LS + set_huge_psize(MMU_PAGE_64K); +#endif + for (psize = 0; psize < MMU_PAGE_COUNT; ++psize) { if (mmu_huge_psizes[psize]) { huge_pgtable_cache(psize) = kmem_cache_create( diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c index 3163544..88ccf3a 100644 --- a/arch/powerpc/platforms/powermac/setup.c +++ b/arch/powerpc/platforms/powermac/setup.c @@ -541,6 +541,78 @@ static int __init pmac_declare_of_platform_devices(void) } machine_device_initcall(powermac, pmac_declare_of_platform_devices); +#ifdef CONFIG_SERIAL_PMACZILOG_CONSOLE +/* + * This is called very early, as part of console_init() (typically just after + * time_init()). This function is respondible for trying to find a good + * default console on serial ports. It tries to match the open firmware + * default output with one of the available serial console drivers. + */ +static int __init check_pmac_serial_console(void) +{ + struct device_node *prom_stdout = NULL; + int offset = 0; + const char *name; +#ifdef CONFIG_SERIAL_PMACZILOG_TTYS + char *devname = "ttyS"; +#else + char *devname = "ttyPZ"; +#endif + + pr_debug(" -> check_pmac_serial_console()\n"); + + /* The user has requested a console so this is already set up. */ + if (strstr(boot_command_line, "console=")) { + pr_debug(" console was specified !\n"); + return -EBUSY; + } + + if (!of_chosen) { + pr_debug(" of_chosen is NULL !\n"); + return -ENODEV; + } + + /* We are getting a weird phandle from OF ... */ + /* ... So use the full path instead */ + name = of_get_property(of_chosen, "linux,stdout-path", NULL); + if (name == NULL) { + pr_debug(" no linux,stdout-path !\n"); + return -ENODEV; + } + prom_stdout = of_find_node_by_path(name); + if (!prom_stdout) { + pr_debug(" can't find stdout package %s !\n", name); + return -ENODEV; + } + pr_debug("stdout is %s\n", prom_stdout->full_name); + + name = of_get_property(prom_stdout, "name", NULL); + if (!name) { + pr_debug(" stdout package has no name !\n"); + goto not_found; + } + + if (strcmp(name, "ch-a") == 0) + offset = 0; + else if (strcmp(name, "ch-b") == 0) + offset = 1; + else + goto not_found; + of_node_put(prom_stdout); + + pr_debug("Found serial console at %s%d\n", devname, offset); + + return add_preferred_console(devname, offset, NULL); + + not_found: + pr_debug("No preferred console found !\n"); + of_node_put(prom_stdout); + return -ENODEV; +} +console_initcall(check_pmac_serial_console); + +#endif /* CONFIG_SERIAL_PMACZILOG_CONSOLE */ + /* * Called very early, MMU is off, device-tree isn't unflattened */ diff --git a/arch/powerpc/platforms/powermac/udbg_scc.c b/arch/powerpc/platforms/powermac/udbg_scc.c index 47de4d3..572771f 100644 --- a/arch/powerpc/platforms/powermac/udbg_scc.c +++ b/arch/powerpc/platforms/powermac/udbg_scc.c @@ -125,13 +125,23 @@ void udbg_scc_init(int force_scc) out_8(sccc, 0xc0); /* If SCC was the OF output port, read the BRG value, else - * Setup for 57600 8N1 + * Setup for 38400 or 57600 8N1 depending on the machine */ if (ch_def != NULL) { out_8(sccc, 13); scc_inittab[1] = in_8(sccc); out_8(sccc, 12); scc_inittab[3] = in_8(sccc); + } else if (machine_is_compatible("RackMac1,1") + || machine_is_compatible("RackMac1,2") + || machine_is_compatible("MacRISC4")) { + /* Xserves and G5s default to 57600 */ + scc_inittab[1] = 0; + scc_inittab[3] = 0; + } else { + /* Others default to 38400 */ + scc_inittab[1] = 0; + scc_inittab[3] = 1; } for (i = 0; i < sizeof(scc_inittab); ++i) diff --git a/arch/powerpc/platforms/pseries/cmm.c b/arch/powerpc/platforms/pseries/cmm.c index c6b3be0..38fe32a 100644 --- a/arch/powerpc/platforms/pseries/cmm.c +++ b/arch/powerpc/platforms/pseries/cmm.c @@ -289,7 +289,9 @@ static int cmm_thread(void *dummy) } #define CMM_SHOW(name, format, args...) \ - static ssize_t show_##name(struct sys_device *dev, char *buf) \ + static ssize_t show_##name(struct sys_device *dev, \ + struct sysdev_attribute *attr, \ + char *buf) \ { \ return sprintf(buf, format, ##args); \ } \ @@ -298,12 +300,14 @@ static int cmm_thread(void *dummy) CMM_SHOW(loaned_kb, "%lu\n", PAGES2KB(loaned_pages)); CMM_SHOW(loaned_target_kb, "%lu\n", PAGES2KB(loaned_pages_target)); -static ssize_t show_oom_pages(struct sys_device *dev, char *buf) +static ssize_t show_oom_pages(struct sys_device *dev, + struct sysdev_attribute *attr, char *buf) { return sprintf(buf, "%lu\n", PAGES2KB(oom_freed_pages)); } static ssize_t store_oom_pages(struct sys_device *dev, + struct sysdev_attribute *attr, const char *buf, size_t count) { unsigned long val = simple_strtoul (buf, NULL, 10); diff --git a/arch/s390/kernel/kprobes.c b/arch/s390/kernel/kprobes.c index 4f82e5b..569079e 100644 --- a/arch/s390/kernel/kprobes.c +++ b/arch/s390/kernel/kprobes.c @@ -197,7 +197,7 @@ void __kprobes arch_arm_kprobe(struct kprobe *p) args.new = BREAKPOINT_INSTRUCTION; kcb->kprobe_status = KPROBE_SWAP_INST; - stop_machine_run(swap_instruction, &args, NR_CPUS); + stop_machine(swap_instruction, &args, NULL); kcb->kprobe_status = status; } @@ -212,7 +212,7 @@ void __kprobes arch_disarm_kprobe(struct kprobe *p) args.new = p->opcode; kcb->kprobe_status = KPROBE_SWAP_INST; - stop_machine_run(swap_instruction, &args, NR_CPUS); + stop_machine(swap_instruction, &args, NULL); kcb->kprobe_status = status; } @@ -331,7 +331,7 @@ static int __kprobes kprobe_handler(struct pt_regs *regs) * No kprobe at this address. The fault has not been * caused by a kprobe breakpoint. The race of breakpoint * vs. kprobe remove does not exist because on s390 we - * use stop_machine_run to arm/disarm the breakpoints. + * use stop_machine to arm/disarm the breakpoints. */ goto no_kprobe; diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 8879938..0b88dc4 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -11,6 +11,7 @@ config SUPERH select HAVE_CLK select HAVE_IDE select HAVE_OPROFILE + select HAVE_GENERIC_DMA_COHERENT help The SuperH is a RISC processor targeted for use in embedded systems and consumer electronics; it was also used in the Sega Dreamcast @@ -477,6 +478,10 @@ config SH_RTS7751R2D Select RTS7751R2D if configuring for a Renesas Technology Sales SH-Graphics board. +config SH_RSK7203 + bool "RSK7203" + depends on CPU_SUBTYPE_SH7203 + config SH_SDK7780 bool "SDK7780R3" depends on CPU_SUBTYPE_SH7780 @@ -491,6 +496,21 @@ config SH_HIGHLANDER select SYS_SUPPORTS_PCI select IO_TRAPPED +config SH_SH7785LCR + bool "SH7785LCR" + depends on CPU_SUBTYPE_SH7785 + select SYS_SUPPORTS_PCI + select IO_TRAPPED + +config SH_SH7785LCR_29BIT_PHYSMAPS + bool "SH7785LCR 29bit physmaps" + depends on SH_SH7785LCR + default y + help + This board has 2 physical memory maps. It can be changed with + DIP switch(S2-5). If you set the DIP switch for S2-5 = ON, + you can access all on-board device in 29bit address mode. + config SH_MIGOR bool "Migo-R" depends on CPU_SUBTYPE_SH7722 @@ -498,6 +518,20 @@ config SH_MIGOR Select Migo-R if configuring for the SH7722 Migo-R platform by Renesas System Solutions Asia Pte. Ltd. +config SH_AP325RXA + bool "AP-325RXA" + depends on CPU_SUBTYPE_SH7723 + help + Renesas "AP-325RXA" support. + Compatible with ALGO SYSTEM CO.,LTD. "AP-320A" + +config SH_SH7763RDP + bool "SH7763RDP" + depends on CPU_SUBTYPE_SH7763 + help + Select SH7763RDP if configuring for a Renesas SH7763 + evaluation board. + config SH_EDOSK7705 bool "EDOSK7705" depends on CPU_SUBTYPE_SH7705 @@ -559,6 +593,7 @@ endmenu source "arch/sh/boards/renesas/rts7751r2d/Kconfig" source "arch/sh/boards/renesas/r7780rp/Kconfig" source "arch/sh/boards/renesas/sdk7780/Kconfig" +source "arch/sh/boards/renesas/migor/Kconfig" source "arch/sh/boards/magicpanelr2/Kconfig" menu "Timer and clock configuration" diff --git a/arch/sh/Kconfig.debug b/arch/sh/Kconfig.debug index 0f45498..36f4b1f 100644 --- a/arch/sh/Kconfig.debug +++ b/arch/sh/Kconfig.debug @@ -36,7 +36,8 @@ config EARLY_SCIF_CONSOLE_PORT default "0xff804000" if CPU_SUBTYPE_MXG default "0xffc30000" if CPU_SUBTYPE_SHX3 default "0xffe00000" if CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7763 || \ - CPU_SUBTYPE_SH7722 || CPU_SUBTYPE_SH7366 + CPU_SUBTYPE_SH7722 || CPU_SUBTYPE_SH7366 || \ + CPU_SUBTYPE_SH7343 default "0xffe80000" if CPU_SH4 default "0xffea0000" if CPU_SUBTYPE_SH7785 default "0xfffe8000" if CPU_SUBTYPE_SH7203 diff --git a/arch/sh/Makefile b/arch/sh/Makefile index fb7b1b1..c627e45 100644 --- a/arch/sh/Makefile +++ b/arch/sh/Makefile @@ -121,6 +121,10 @@ machdir-$(CONFIG_SH_HIGHLANDER) += renesas/r7780rp machdir-$(CONFIG_SH_MIGOR) += renesas/migor machdir-$(CONFIG_SH_SDK7780) += renesas/sdk7780 machdir-$(CONFIG_SH_X3PROTO) += renesas/x3proto +machdir-$(CONFIG_SH_RSK7203) += renesas/rsk7203 +machdir-$(CONFIG_SH_AP325RXA) += renesas/ap325rxa +machdir-$(CONFIG_SH_SH7763RDP) += renesas/sh7763rdp +machdir-$(CONFIG_SH_SH7785LCR) += renesas/sh7785lcr machdir-$(CONFIG_SH_SH4202_MICRODEV) += superh/microdev machdir-$(CONFIG_SH_LANDISK) += landisk machdir-$(CONFIG_SH_TITAN) += titan diff --git a/arch/sh/boards/dreamcast/rtc.c b/arch/sh/boards/dreamcast/rtc.c index b3a876a..a743368 100644 --- a/arch/sh/boards/dreamcast/rtc.c +++ b/arch/sh/boards/dreamcast/rtc.c @@ -30,7 +30,7 @@ * * Grabs the current RTC seconds counter and adjusts it to the Unix Epoch. */ -void aica_rtc_gettimeofday(struct timespec *ts) +static void aica_rtc_gettimeofday(struct timespec *ts) { unsigned long val1, val2; @@ -54,7 +54,7 @@ void aica_rtc_gettimeofday(struct timespec *ts) * * Adjusts the given @tv to the AICA Epoch and sets the RTC seconds counter. */ -int aica_rtc_settimeofday(const time_t secs) +static int aica_rtc_settimeofday(const time_t secs) { unsigned long val1, val2; unsigned long adj = secs + TWENTY_YEARS; diff --git a/arch/sh/boards/renesas/ap325rxa/Makefile b/arch/sh/boards/renesas/ap325rxa/Makefile new file mode 100644 index 0000000..f663768 --- /dev/null +++ b/arch/sh/boards/renesas/ap325rxa/Makefile @@ -0,0 +1 @@ +obj-y := setup.o diff --git a/arch/sh/boards/renesas/ap325rxa/setup.c b/arch/sh/boards/renesas/ap325rxa/setup.c new file mode 100644 index 0000000..7fa7446 --- /dev/null +++ b/arch/sh/boards/renesas/ap325rxa/setup.c @@ -0,0 +1,313 @@ +/* + * Renesas - AP-325RXA + * (Compatible with Algo System ., LTD. - AP-320A) + * + * Copyright (C) 2008 Renesas Solutions Corp. + * Author : Yusuke Goda <goda.yuske@renesas.com> + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#include <linux/init.h> +#include <linux/device.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <linux/mtd/physmap.h> +#include <linux/delay.h> +#include <linux/i2c.h> +#include <linux/delay.h> +#include <linux/smc911x.h> +#include <media/soc_camera_platform.h> +#include <media/sh_mobile_ceu.h> +#include <asm/sh_mobile_lcdc.h> +#include <asm/io.h> +#include <asm/clock.h> + +static struct smc911x_platdata smc911x_info = { + .flags = SMC911X_USE_32BIT, + .irq_flags = IRQF_TRIGGER_LOW, +}; + +static struct resource smc9118_resources[] = { + [0] = { + .start = 0xb6080000, + .end = 0xb60fffff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 35, + .end = 35, + .flags = IORESOURCE_IRQ, + } +}; + +static struct platform_device smc9118_device = { + .name = "smc911x", + .id = -1, + .num_resources = ARRAY_SIZE(smc9118_resources), + .resource = smc9118_resources, + .dev = { + .platform_data = &smc911x_info, + }, +}; + +static struct mtd_partition ap325rxa_nor_flash_partitions[] = { + { + .name = "uboot", + .offset = 0, + .size = (1 * 1024 * 1024), + .mask_flags = MTD_WRITEABLE, /* Read-only */ + }, { + .name = "kernel", + .offset = MTDPART_OFS_APPEND, + .size = (2 * 1024 * 1024), + }, { + .name = "other", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data ap325rxa_nor_flash_data = { + .width = 2, + .parts = ap325rxa_nor_flash_partitions, + .nr_parts = ARRAY_SIZE(ap325rxa_nor_flash_partitions), +}; + +static struct resource ap325rxa_nor_flash_resources[] = { + [0] = { + .name = "NOR Flash", + .start = 0x00000000, + .end = 0x00ffffff, + .flags = IORESOURCE_MEM, + } +}; + +static struct platform_device ap325rxa_nor_flash_device = { + .name = "physmap-flash", + .resource = ap325rxa_nor_flash_resources, + .num_resources = ARRAY_SIZE(ap325rxa_nor_flash_resources), + .dev = { + .platform_data = &ap325rxa_nor_flash_data, + }, +}; + +#define FPGA_LCDREG 0xB4100180 +#define FPGA_BKLREG 0xB4100212 +#define FPGA_LCDREG_VAL 0x0018 +#define PORT_PHCR 0xA405010E +#define PORT_PLCR 0xA4050114 +#define PORT_PMCR 0xA4050116 +#define PORT_PRCR 0xA405011C +#define PORT_PSCR 0xA405011E +#define PORT_PZCR 0xA405014C +#define PORT_HIZCRA 0xA4050158 +#define PORT_MSELCRB 0xA4050182 +#define PORT_PSDR 0xA405013E +#define PORT_PZDR 0xA405016C +#define PORT_PSELD 0xA4050154 + +static void ap320_wvga_power_on(void *board_data) +{ + msleep(100); + + /* ASD AP-320/325 LCD ON */ + ctrl_outw(FPGA_LCDREG_VAL, FPGA_LCDREG); + + /* backlight */ + ctrl_outw((ctrl_inw(PORT_PSCR) & ~0x00C0) | 0x40, PORT_PSCR); + ctrl_outb(ctrl_inb(PORT_PSDR) & ~0x08, PORT_PSDR); + ctrl_outw(0x100, FPGA_BKLREG); +} + +static struct sh_mobile_lcdc_info lcdc_info = { + .clock_source = LCDC_CLK_EXTERNAL, + .ch[0] = { + .chan = LCDC_CHAN_MAINLCD, + .bpp = 16, + .interface_type = RGB18, + .clock_divider = 1, + .lcd_cfg = { + .name = "LB070WV1", + .xres = 800, + .yres = 480, + .left_margin = 40, + .right_margin = 160, + .hsync_len = 8, + .upper_margin = 63, + .lower_margin = 80, + .vsync_len = 1, + .sync = 0, /* hsync and vsync are active low */ + }, + .board_cfg = { + .display_on = ap320_wvga_power_on, + }, + } +}; + +static struct resource lcdc_resources[] = { + [0] = { + .name = "LCDC", + .start = 0xfe940000, /* P4-only space */ + .end = 0xfe941fff, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device lcdc_device = { + .name = "sh_mobile_lcdc_fb", + .num_resources = ARRAY_SIZE(lcdc_resources), + .resource = lcdc_resources, + .dev = { + .platform_data = &lcdc_info, + }, +}; + +static unsigned char camera_ncm03j_magic[] = +{ + 0x87, 0x00, 0x88, 0x08, 0x89, 0x01, 0x8A, 0xE8, + 0x1D, 0x00, 0x1E, 0x8A, 0x21, 0x00, 0x33, 0x36, + 0x36, 0x60, 0x37, 0x08, 0x3B, 0x31, 0x44, 0x0F, + 0x46, 0xF0, 0x4B, 0x28, 0x4C, 0x21, 0x4D, 0x55, + 0x4E, 0x1B, 0x4F, 0xC7, 0x50, 0xFC, 0x51, 0x12, + 0x58, 0x02, 0x66, 0xC0, 0x67, 0x46, 0x6B, 0xA0, + 0x6C, 0x34, 0x7E, 0x25, 0x7F, 0x25, 0x8D, 0x0F, + 0x92, 0x40, 0x93, 0x04, 0x94, 0x26, 0x95, 0x0A, + 0x99, 0x03, 0x9A, 0xF0, 0x9B, 0x14, 0x9D, 0x7A, + 0xC5, 0x02, 0xD6, 0x07, 0x59, 0x00, 0x5A, 0x1A, + 0x5B, 0x2A, 0x5C, 0x37, 0x5D, 0x42, 0x5E, 0x56, + 0xC8, 0x00, 0xC9, 0x1A, 0xCA, 0x2A, 0xCB, 0x37, + 0xCC, 0x42, 0xCD, 0x56, 0xCE, 0x00, 0xCF, 0x1A, + 0xD0, 0x2A, 0xD1, 0x37, 0xD2, 0x42, 0xD3, 0x56, + 0x5F, 0x68, 0x60, 0x87, 0x61, 0xA3, 0x62, 0xBC, + 0x63, 0xD4, 0x64, 0xEA, 0xD6, 0x0F, +}; + +static int camera_set_capture(struct soc_camera_platform_info *info, + int enable) +{ + struct i2c_adapter *a = i2c_get_adapter(0); + struct i2c_msg msg; + int ret = 0; + int i; + + if (!enable) + return 0; /* no disable for now */ + + for (i = 0; i < ARRAY_SIZE(camera_ncm03j_magic); i += 2) { + u_int8_t buf[8]; + + msg.addr = 0x6e; + msg.buf = buf; + msg.len = 2; + msg.flags = 0; + + buf[0] = camera_ncm03j_magic[i]; + buf[1] = camera_ncm03j_magic[i + 1]; + + ret = (ret < 0) ? ret : i2c_transfer(a, &msg, 1); + } + + return ret; +} + +static struct soc_camera_platform_info camera_info = { + .iface = 0, + .format_name = "UYVY", + .format_depth = 16, + .format = { + .pixelformat = V4L2_PIX_FMT_UYVY, + .colorspace = V4L2_COLORSPACE_SMPTE170M, + .width = 640, + .height = 480, + }, + .bus_param = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH | + SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_MASTER | SOCAM_DATAWIDTH_8, + .set_capture = camera_set_capture, +}; + +static struct platform_device camera_device = { + .name = "soc_camera_platform", + .dev = { + .platform_data = &camera_info, + }, +}; + +static struct sh_mobile_ceu_info sh_mobile_ceu_info = { + .flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH | + SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_MASTER | SOCAM_DATAWIDTH_8, +}; + +static struct resource ceu_resources[] = { + [0] = { + .name = "CEU", + .start = 0xfe910000, + .end = 0xfe91009f, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 52, + .flags = IORESOURCE_IRQ, + }, + [2] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device ceu_device = { + .name = "sh_mobile_ceu", + .num_resources = ARRAY_SIZE(ceu_resources), + .resource = ceu_resources, + .dev = { + .platform_data = &sh_mobile_ceu_info, + }, +}; + +static struct platform_device *ap325rxa_devices[] __initdata = { + &smc9118_device, + &ap325rxa_nor_flash_device, + &lcdc_device, + &ceu_device, + &camera_device, +}; + +static struct i2c_board_info __initdata ap325rxa_i2c_devices[] = { +}; + +static int __init ap325rxa_devices_setup(void) +{ + clk_always_enable("mstp200"); /* LCDC */ + clk_always_enable("mstp203"); /* CEU */ + + platform_resource_setup_memory(&ceu_device, "ceu", 4 << 20); + + i2c_register_board_info(0, ap325rxa_i2c_devices, + ARRAY_SIZE(ap325rxa_i2c_devices)); + + return platform_add_devices(ap325rxa_devices, + ARRAY_SIZE(ap325rxa_devices)); +} +device_initcall(ap325rxa_devices_setup); + +static void __init ap325rxa_setup(char **cmdline_p) +{ + /* LCDC configuration */ + ctrl_outw(ctrl_inw(PORT_PHCR) & ~0xffff, PORT_PHCR); + ctrl_outw(ctrl_inw(PORT_PLCR) & ~0xffff, PORT_PLCR); + ctrl_outw(ctrl_inw(PORT_PMCR) & ~0xffff, PORT_PMCR); + ctrl_outw(ctrl_inw(PORT_PRCR) & ~0x03ff, PORT_PRCR); + ctrl_outw(ctrl_inw(PORT_HIZCRA) & ~0x01C0, PORT_HIZCRA); + + /* CEU */ + ctrl_outw(ctrl_inw(PORT_MSELCRB) & ~0x0001, PORT_MSELCRB); + ctrl_outw(ctrl_inw(PORT_PSELD) & ~0x0003, PORT_PSELD); + ctrl_outw((ctrl_inw(PORT_PZCR) & ~0xff00) | 0x5500, PORT_PZCR); + ctrl_outb((ctrl_inb(PORT_PZDR) & ~0xf0) | 0x20, PORT_PZDR); +} + +static struct sh_machine_vector mv_ap325rxa __initmv = { + .mv_name = "AP-325RXA", + .mv_setup = ap325rxa_setup, +}; diff --git a/arch/sh/boards/renesas/migor/Kconfig b/arch/sh/boards/renesas/migor/Kconfig new file mode 100644 index 0000000..a7b3b72 --- /dev/null +++ b/arch/sh/boards/renesas/migor/Kconfig @@ -0,0 +1,15 @@ +if SH_MIGOR + +choice + prompt "Migo-R LCD Panel Board Selection" + default SH_MIGOR_QVGA + +config SH_MIGOR_QVGA + bool "QVGA (320x240)" + +config SH_MIGOR_RTA_WVGA + bool "RTA WVGA (800x480)" + +endchoice + +endif diff --git a/arch/sh/boards/renesas/migor/Makefile b/arch/sh/boards/renesas/migor/Makefile index 7703756..5f231dd 100644 --- a/arch/sh/boards/renesas/migor/Makefile +++ b/arch/sh/boards/renesas/migor/Makefile @@ -1 +1,2 @@ obj-y := setup.o +obj-$(CONFIG_SH_MIGOR_QVGA) += lcd_qvga.o diff --git a/arch/sh/boards/renesas/migor/lcd_qvga.c b/arch/sh/boards/renesas/migor/lcd_qvga.c new file mode 100644 index 0000000..6e96095 --- /dev/null +++ b/arch/sh/boards/renesas/migor/lcd_qvga.c @@ -0,0 +1,165 @@ +/* + * Support for SuperH MigoR Quarter VGA LCD Panel + * + * Copyright (C) 2008 Magnus Damm + * + * Based on lcd_powertip.c from Kenati Technologies Pvt Ltd. + * Copyright (c) 2007 Ujjwal Pande <ujjwal@kenati.com>, + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/delay.h> +#include <linux/err.h> +#include <linux/fb.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <asm/sh_mobile_lcdc.h> +#include <asm/migor.h> + +/* LCD Module is a PH240320T according to board schematics. This module + * is made up of a 240x320 LCD hooked up to a R61505U (or HX8347-A01?) + * Driver IC. This IC is connected to the SH7722 built-in LCDC using a + * SYS-80 interface configured in 16 bit mode. + * + * Index 0: "Device Code Read" returns 0x1505. + */ + +static void reset_lcd_module(void) +{ + ctrl_outb(ctrl_inb(PORT_PHDR) & ~0x04, PORT_PHDR); + mdelay(2); + ctrl_outb(ctrl_inb(PORT_PHDR) | 0x04, PORT_PHDR); + mdelay(1); +} + +/* DB0-DB7 are connected to D1-D8, and DB8-DB15 to D10-D17 */ + +static unsigned long adjust_reg18(unsigned short data) +{ + unsigned long tmp1, tmp2; + + tmp1 = (data<<1 | 0x00000001) & 0x000001FF; + tmp2 = (data<<2 | 0x00000200) & 0x0003FE00; + return tmp1 | tmp2; +} + +static void write_reg(void *sys_ops_handle, + struct sh_mobile_lcdc_sys_bus_ops *sys_ops, + unsigned short reg, unsigned short data) +{ + sys_ops->write_index(sys_ops_handle, adjust_reg18(reg << 8 | data)); +} + +static void write_reg16(void *sys_ops_handle, + struct sh_mobile_lcdc_sys_bus_ops *sys_ops, + unsigned short reg, unsigned short data) +{ + sys_ops->write_index(sys_ops_handle, adjust_reg18(reg)); + sys_ops->write_data(sys_ops_handle, adjust_reg18(data)); +} + +static unsigned long read_reg16(void *sys_ops_handle, + struct sh_mobile_lcdc_sys_bus_ops *sys_ops, + unsigned short reg) +{ + unsigned long data; + + sys_ops->write_index(sys_ops_handle, adjust_reg18(reg)); + data = sys_ops->read_data(sys_ops_handle); + return ((data >> 1) & 0xff) | ((data >> 2) & 0xff00); +} + +static void migor_lcd_qvga_seq(void *sys_ops_handle, + struct sh_mobile_lcdc_sys_bus_ops *sys_ops, + unsigned short const *data, int no_data) +{ + int i; + + for (i = 0; i < no_data; i += 2) + write_reg16(sys_ops_handle, sys_ops, data[i], data[i + 1]); +} + +static const unsigned short sync_data[] = { + 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, +}; + +static const unsigned short magic0_data[] = { + 0x0060, 0x2700, 0x0008, 0x0808, 0x0090, 0x001A, 0x0007, 0x0001, + 0x0017, 0x0001, 0x0019, 0x0000, 0x0010, 0x17B0, 0x0011, 0x0116, + 0x0012, 0x0198, 0x0013, 0x1400, 0x0029, 0x000C, 0x0012, 0x01B8, +}; + +static const unsigned short magic1_data[] = { + 0x0030, 0x0307, 0x0031, 0x0303, 0x0032, 0x0603, 0x0033, 0x0202, + 0x0034, 0x0202, 0x0035, 0x0202, 0x0036, 0x1F1F, 0x0037, 0x0303, + 0x0038, 0x0303, 0x0039, 0x0603, 0x003A, 0x0202, 0x003B, 0x0102, + 0x003C, 0x0204, 0x003D, 0x0000, 0x0001, 0x0100, 0x0002, 0x0300, + 0x0003, 0x5028, 0x0020, 0x00ef, 0x0021, 0x0000, 0x0004, 0x0000, + 0x0009, 0x0000, 0x000A, 0x0008, 0x000C, 0x0000, 0x000D, 0x0000, + 0x0015, 0x8000, +}; + +static const unsigned short magic2_data[] = { + 0x0061, 0x0001, 0x0092, 0x0100, 0x0093, 0x0001, 0x0007, 0x0021, +}; + +static const unsigned short magic3_data[] = { + 0x0010, 0x16B0, 0x0011, 0x0111, 0x0007, 0x0061, +}; + +int migor_lcd_qvga_setup(void *board_data, void *sohandle, + struct sh_mobile_lcdc_sys_bus_ops *so) +{ + unsigned long xres = 320; + unsigned long yres = 240; + int k; + + reset_lcd_module(); + migor_lcd_qvga_seq(sohandle, so, sync_data, ARRAY_SIZE(sync_data)); + + if (read_reg16(sohandle, so, 0) != 0x1505) + return -ENODEV; + + pr_info("Migo-R QVGA LCD Module detected.\n"); + + migor_lcd_qvga_seq(sohandle, so, sync_data, ARRAY_SIZE(sync_data)); + write_reg16(sohandle, so, 0x00A4, 0x0001); + mdelay(10); + + migor_lcd_qvga_seq(sohandle, so, magic0_data, ARRAY_SIZE(magic0_data)); + mdelay(100); + + migor_lcd_qvga_seq(sohandle, so, magic1_data, ARRAY_SIZE(magic1_data)); + write_reg16(sohandle, so, 0x0050, 0xef - (yres - 1)); + write_reg16(sohandle, so, 0x0051, 0x00ef); + write_reg16(sohandle, so, 0x0052, 0x0000); + write_reg16(sohandle, so, 0x0053, xres - 1); + + migor_lcd_qvga_seq(sohandle, so, magic2_data, ARRAY_SIZE(magic2_data)); + mdelay(10); + + migor_lcd_qvga_seq(sohandle, so, magic3_data, ARRAY_SIZE(magic3_data)); + mdelay(40); + + /* clear GRAM to avoid displaying garbage */ + + write_reg16(sohandle, so, 0x0020, 0x0000); /* horiz addr */ + write_reg16(sohandle, so, 0x0021, 0x0000); /* vert addr */ + + for (k = 0; k < (xres * 256); k++) /* yes, 256 words per line */ + write_reg16(sohandle, so, 0x0022, 0x0000); + + write_reg16(sohandle, so, 0x0020, 0x0000); /* reset horiz addr */ + write_reg16(sohandle, so, 0x0021, 0x0000); /* reset vert addr */ + write_reg16(sohandle, so, 0x0007, 0x0173); + mdelay(40); + + /* enable display */ + write_reg(sohandle, so, 0x00, 0x22); + mdelay(100); + return 0; +} diff --git a/arch/sh/boards/renesas/migor/setup.c b/arch/sh/boards/renesas/migor/setup.c index 963c993..7bd365a 100644 --- a/arch/sh/boards/renesas/migor/setup.c +++ b/arch/sh/boards/renesas/migor/setup.c @@ -15,9 +15,15 @@ #include <linux/mtd/nand.h> #include <linux/i2c.h> #include <linux/smc91x.h> +#include <linux/delay.h> +#include <linux/clk.h> +#include <media/soc_camera_platform.h> +#include <media/sh_mobile_ceu.h> +#include <asm/clock.h> #include <asm/machvec.h> #include <asm/io.h> #include <asm/sh_keysc.h> +#include <asm/sh_mobile_lcdc.h> #include <asm/migor.h> /* Address IRQ Size Bus Description @@ -198,14 +204,237 @@ static struct platform_device migor_nand_flash_device = { } }; +static struct sh_mobile_lcdc_info sh_mobile_lcdc_info = { +#ifdef CONFIG_SH_MIGOR_RTA_WVGA + .clock_source = LCDC_CLK_BUS, + .ch[0] = { + .chan = LCDC_CHAN_MAINLCD, + .bpp = 16, + .interface_type = RGB16, + .clock_divider = 2, + .lcd_cfg = { + .name = "LB070WV1", + .xres = 800, + .yres = 480, + .left_margin = 64, + .right_margin = 16, + .hsync_len = 120, + .upper_margin = 1, + .lower_margin = 17, + .vsync_len = 2, + .sync = 0, + }, + } +#endif +#ifdef CONFIG_SH_MIGOR_QVGA + .clock_source = LCDC_CLK_PERIPHERAL, + .ch[0] = { + .chan = LCDC_CHAN_MAINLCD, + .bpp = 16, + .interface_type = SYS16A, + .clock_divider = 10, + .lcd_cfg = { + .name = "PH240320T", + .xres = 320, + .yres = 240, + .left_margin = 0, + .right_margin = 16, + .hsync_len = 8, + .upper_margin = 1, + .lower_margin = 17, + .vsync_len = 2, + .sync = FB_SYNC_HOR_HIGH_ACT, + }, + .board_cfg = { + .setup_sys = migor_lcd_qvga_setup, + }, + .sys_bus_cfg = { + .ldmt2r = 0x06000a09, + .ldmt3r = 0x180e3418, + }, + } +#endif +}; + +static struct resource migor_lcdc_resources[] = { + [0] = { + .name = "LCDC", + .start = 0xfe940000, /* P4-only space */ + .end = 0xfe941fff, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device migor_lcdc_device = { + .name = "sh_mobile_lcdc_fb", + .num_resources = ARRAY_SIZE(migor_lcdc_resources), + .resource = migor_lcdc_resources, + .dev = { + .platform_data = &sh_mobile_lcdc_info, + }, +}; + +static struct clk *camera_clk; + +static void camera_power_on(void) +{ + unsigned char value; + + camera_clk = clk_get(NULL, "video_clk"); + clk_set_rate(camera_clk, 24000000); + clk_enable(camera_clk); /* start VIO_CKO */ + + mdelay(10); + value = ctrl_inb(PORT_PTDR); + value &= ~0x09; +#ifndef CONFIG_SH_MIGOR_RTA_WVGA + value |= 0x01; +#endif + ctrl_outb(value, PORT_PTDR); + mdelay(10); + + ctrl_outb(value | 8, PORT_PTDR); +} + +static void camera_power_off(void) +{ + clk_disable(camera_clk); /* stop VIO_CKO */ + clk_put(camera_clk); + + ctrl_outb(ctrl_inb(PORT_PTDR) & ~0x08, PORT_PTDR); +} + +static unsigned char camera_ov772x_magic[] = +{ + 0x09, 0x01, 0x0c, 0x10, 0x0d, 0x41, 0x0e, 0x01, + 0x12, 0x00, 0x13, 0x8F, 0x14, 0x4A, 0x15, 0x00, + 0x16, 0x00, 0x17, 0x23, 0x18, 0xa0, 0x19, 0x07, + 0x1a, 0xf0, 0x1b, 0x40, 0x1f, 0x00, 0x20, 0x10, + 0x22, 0xff, 0x23, 0x01, 0x28, 0x00, 0x29, 0xa0, + 0x2a, 0x00, 0x2b, 0x00, 0x2c, 0xf0, 0x2d, 0x00, + 0x2e, 0x00, 0x30, 0x80, 0x31, 0x60, 0x32, 0x00, + 0x33, 0x00, 0x34, 0x00, 0x3d, 0x80, 0x3e, 0xe2, + 0x3f, 0x1f, 0x42, 0x80, 0x43, 0x80, 0x44, 0x80, + 0x45, 0x80, 0x46, 0x00, 0x47, 0x00, 0x48, 0x00, + 0x49, 0x50, 0x4a, 0x30, 0x4b, 0x50, 0x4c, 0x50, + 0x4d, 0x00, 0x4e, 0xef, 0x4f, 0x10, 0x50, 0x60, + 0x51, 0x00, 0x52, 0x00, 0x53, 0x24, 0x54, 0x7a, + 0x55, 0xfc, 0x62, 0xff, 0x63, 0xf0, 0x64, 0x1f, + 0x65, 0x00, 0x66, 0x10, 0x67, 0x00, 0x68, 0x00, + 0x69, 0x5c, 0x6a, 0x11, 0x6b, 0xa2, 0x6c, 0x01, + 0x6d, 0x50, 0x6e, 0x80, 0x6f, 0x80, 0x70, 0x0f, + 0x71, 0x00, 0x72, 0x00, 0x73, 0x0f, 0x74, 0x0f, + 0x75, 0xff, 0x78, 0x10, 0x79, 0x70, 0x7a, 0x70, + 0x7b, 0xf0, 0x7c, 0xf0, 0x7d, 0xf0, 0x7e, 0x0e, + 0x7f, 0x1a, 0x80, 0x31, 0x81, 0x5a, 0x82, 0x69, + 0x83, 0x75, 0x84, 0x7e, 0x85, 0x88, 0x86, 0x8f, + 0x87, 0x96, 0x88, 0xa3, 0x89, 0xaf, 0x8a, 0xc4, + 0x8b, 0xd7, 0x8c, 0xe8, 0x8d, 0x20, 0x8e, 0x00, + 0x8f, 0x00, 0x90, 0x08, 0x91, 0x10, 0x92, 0x1f, + 0x93, 0x01, 0x94, 0x2c, 0x95, 0x24, 0x96, 0x08, + 0x97, 0x14, 0x98, 0x24, 0x99, 0x38, 0x9a, 0x9e, + 0x9b, 0x00, 0x9c, 0x40, 0x9e, 0x11, 0x9f, 0x02, + 0xa0, 0x00, 0xa1, 0x40, 0xa2, 0x40, 0xa3, 0x06, + 0xa4, 0x00, 0xa6, 0x00, 0xa7, 0x40, 0xa8, 0x40, + 0xa9, 0x80, 0xaa, 0x80, 0xab, 0x06, 0xac, 0xff, + 0x12, 0x06, 0x64, 0x3f, 0x12, 0x46, 0x17, 0x3f, + 0x18, 0x50, 0x19, 0x03, 0x1a, 0x78, 0x29, 0x50, + 0x2c, 0x78, +}; + +static int ov772x_set_capture(struct soc_camera_platform_info *info, + int enable) +{ + struct i2c_adapter *a = i2c_get_adapter(0); + struct i2c_msg msg; + int ret = 0; + int i; + + if (!enable) + return 0; /* camera_power_off() is enough */ + + for (i = 0; i < ARRAY_SIZE(camera_ov772x_magic); i += 2) { + u_int8_t buf[8]; + + msg.addr = 0x21; + msg.buf = buf; + msg.len = 2; + msg.flags = 0; + + buf[0] = camera_ov772x_magic[i]; + buf[1] = camera_ov772x_magic[i + 1]; + + ret = (ret < 0) ? ret : i2c_transfer(a, &msg, 1); + } + + return ret; +} + +static struct soc_camera_platform_info ov772x_info = { + .iface = 0, + .format_name = "RGB565", + .format_depth = 16, + .format = { + .pixelformat = V4L2_PIX_FMT_RGB565, + .colorspace = V4L2_COLORSPACE_SRGB, + .width = 320, + .height = 240, + }, + .bus_param = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH | + SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_MASTER | SOCAM_DATAWIDTH_8, + .set_capture = ov772x_set_capture, +}; + +static struct platform_device migor_camera_device = { + .name = "soc_camera_platform", + .dev = { + .platform_data = &ov772x_info, + }, +}; + +static struct sh_mobile_ceu_info sh_mobile_ceu_info = { + .flags = SOCAM_MASTER | SOCAM_DATAWIDTH_8 | SOCAM_PCLK_SAMPLE_RISING \ + | SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_HIGH, + .enable_camera = camera_power_on, + .disable_camera = camera_power_off, +}; + +static struct resource migor_ceu_resources[] = { + [0] = { + .name = "CEU", + .start = 0xfe910000, + .end = 0xfe91009f, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 52, + .flags = IORESOURCE_IRQ, + }, + [2] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device migor_ceu_device = { + .name = "sh_mobile_ceu", + .num_resources = ARRAY_SIZE(migor_ceu_resources), + .resource = migor_ceu_resources, + .dev = { + .platform_data = &sh_mobile_ceu_info, + }, +}; + static struct platform_device *migor_devices[] __initdata = { &smc91x_eth_device, &sh_keysc_device, + &migor_lcdc_device, + &migor_ceu_device, + &migor_camera_device, &migor_nor_flash_device, &migor_nand_flash_device, }; -static struct i2c_board_info __initdata migor_i2c_devices[] = { +static struct i2c_board_info migor_i2c_devices[] = { { I2C_BOARD_INFO("rs5c372b", 0x32), }, @@ -217,6 +446,12 @@ static struct i2c_board_info __initdata migor_i2c_devices[] = { static int __init migor_devices_setup(void) { + clk_always_enable("mstp214"); /* KEYSC */ + clk_always_enable("mstp200"); /* LCDC */ + clk_always_enable("mstp203"); /* CEU */ + + platform_resource_setup_memory(&migor_ceu_device, "ceu", 4 << 20); + i2c_register_board_info(0, migor_i2c_devices, ARRAY_SIZE(migor_i2c_devices)); @@ -235,20 +470,51 @@ static void __init migor_setup(char **cmdline_p) ctrl_outw(ctrl_inw(PORT_PSELA) & ~0x4100, PORT_PSELA); ctrl_outw(ctrl_inw(PORT_HIZCRA) & ~0x4000, PORT_HIZCRA); ctrl_outw(ctrl_inw(PORT_HIZCRC) & ~0xc000, PORT_HIZCRC); - ctrl_outl(ctrl_inl(MSTPCR2) & ~0x00004000, MSTPCR2); /* NAND Flash */ ctrl_outw(ctrl_inw(PORT_PXCR) & 0x0fff, PORT_PXCR); ctrl_outl((ctrl_inl(BSC_CS6ABCR) & ~0x00000600) | 0x00000200, BSC_CS6ABCR); - /* I2C */ - ctrl_outl(ctrl_inl(MSTPCR1) & ~0x00000200, MSTPCR1); - /* Touch Panel - Enable IRQ6 */ ctrl_outw(ctrl_inw(PORT_PZCR) & ~0xc, PORT_PZCR); ctrl_outw((ctrl_inw(PORT_PSELA) | 0x8000), PORT_PSELA); ctrl_outw((ctrl_inw(PORT_HIZCRC) & ~0x4000), PORT_HIZCRC); + +#ifdef CONFIG_SH_MIGOR_RTA_WVGA + /* LCDC - WVGA - Enable RGB Interface signals */ + ctrl_outw(ctrl_inw(PORT_PACR) & ~0x0003, PORT_PACR); + ctrl_outw(0x0000, PORT_PHCR); + ctrl_outw(0x0000, PORT_PLCR); + ctrl_outw(0x0000, PORT_PMCR); + ctrl_outw(ctrl_inw(PORT_PRCR) & ~0x000f, PORT_PRCR); + ctrl_outw((ctrl_inw(PORT_PSELD) & ~0x000d) | 0x0400, PORT_PSELD); + ctrl_outw(ctrl_inw(PORT_MSELCRB) & ~0x0100, PORT_MSELCRB); + ctrl_outw(ctrl_inw(PORT_HIZCRA) & ~0x01e0, PORT_HIZCRA); +#endif +#ifdef CONFIG_SH_MIGOR_QVGA + /* LCDC - QVGA - Enable SYS Interface signals */ + ctrl_outw(ctrl_inw(PORT_PACR) & ~0x0003, PORT_PACR); + ctrl_outw((ctrl_inw(PORT_PHCR) & ~0xcfff) | 0x0010, PORT_PHCR); + ctrl_outw(0x0000, PORT_PLCR); + ctrl_outw(0x0000, PORT_PMCR); + ctrl_outw(ctrl_inw(PORT_PRCR) & ~0x030f, PORT_PRCR); + ctrl_outw((ctrl_inw(PORT_PSELD) & ~0x0001) | 0x0420, PORT_PSELD); + ctrl_outw(ctrl_inw(PORT_MSELCRB) | 0x0100, PORT_MSELCRB); + ctrl_outw(ctrl_inw(PORT_HIZCRA) & ~0x01e0, PORT_HIZCRA); +#endif + + /* CEU */ + ctrl_outw((ctrl_inw(PORT_PTCR) & ~0x03c3) | 0x0051, PORT_PTCR); + ctrl_outw(ctrl_inw(PORT_PUCR) & ~0x03ff, PORT_PUCR); + ctrl_outw(ctrl_inw(PORT_PVCR) & ~0x03ff, PORT_PVCR); + ctrl_outw(ctrl_inw(PORT_PWCR) & ~0x3c00, PORT_PWCR); + ctrl_outw(ctrl_inw(PORT_PSELC) | 0x0001, PORT_PSELC); + ctrl_outw(ctrl_inw(PORT_PSELD) & ~0x2000, PORT_PSELD); + ctrl_outw(ctrl_inw(PORT_PSELE) | 0x000f, PORT_PSELE); + ctrl_outw(ctrl_inw(PORT_MSELCRB) | 0x2200, PORT_MSELCRB); + ctrl_outw(ctrl_inw(PORT_HIZCRA) & ~0x0a00, PORT_HIZCRA); + ctrl_outw(ctrl_inw(PORT_HIZCRB) & ~0x0003, PORT_HIZCRB); } static struct sh_machine_vector mv_migor __initmv = { diff --git a/arch/sh/boards/renesas/rsk7203/Makefile b/arch/sh/boards/renesas/rsk7203/Makefile new file mode 100644 index 0000000..f663768 --- /dev/null +++ b/arch/sh/boards/renesas/rsk7203/Makefile @@ -0,0 +1 @@ +obj-y := setup.o diff --git a/arch/sh/boards/renesas/rsk7203/setup.c b/arch/sh/boards/renesas/rsk7203/setup.c new file mode 100644 index 0000000..0bbda04 --- /dev/null +++ b/arch/sh/boards/renesas/rsk7203/setup.c @@ -0,0 +1,126 @@ +/* + * Renesas Technology Europe RSK+ 7203 Support. + * + * Copyright (C) 2008 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <linux/types.h> +#include <linux/platform_device.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/physmap.h> +#include <linux/mtd/map.h> +#include <asm/machvec.h> +#include <asm/io.h> + +static struct resource smc911x_resources[] = { + [0] = { + .start = 0x24000000, + .end = 0x24000000 + 0x100, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 64, + .end = 64, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device smc911x_device = { + .name = "smc911x", + .id = -1, + .num_resources = ARRAY_SIZE(smc911x_resources), + .resource = smc911x_resources, +}; + +static const char *probes[] = { "cmdlinepart", NULL }; + +static struct mtd_partition *parsed_partitions; + +static struct mtd_partition rsk7203_partitions[] = { + { + .name = "Bootloader", + .offset = 0x00000000, + .size = 0x00040000, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "Kernel", + .offset = MTDPART_OFS_NXTBLK, + .size = 0x001c0000, + }, { + .name = "Flash_FS", + .offset = MTDPART_OFS_NXTBLK, + .size = MTDPART_SIZ_FULL, + } +}; + +static struct physmap_flash_data flash_data = { + .width = 2, +}; + +static struct resource flash_resource = { + .start = 0x20000000, + .end = 0x20400000, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device flash_device = { + .name = "physmap-flash", + .id = -1, + .resource = &flash_resource, + .num_resources = 1, + .dev = { + .platform_data = &flash_data, + }, +}; + +static struct mtd_info *flash_mtd; + +static struct map_info rsk7203_flash_map = { + .name = "RSK+ Flash", + .size = 0x400000, + .bankwidth = 2, +}; + +static void __init set_mtd_partitions(void) +{ + int nr_parts = 0; + + simple_map_init(&rsk7203_flash_map); + flash_mtd = do_map_probe("cfi_probe", &rsk7203_flash_map); + nr_parts = parse_mtd_partitions(flash_mtd, probes, + &parsed_partitions, 0); + /* If there is no partition table, used the hard coded table */ + if (nr_parts <= 0) { + flash_data.parts = rsk7203_partitions; + flash_data.nr_parts = ARRAY_SIZE(rsk7203_partitions); + } else { + flash_data.nr_parts = nr_parts; + flash_data.parts = parsed_partitions; + } +} + + +static struct platform_device *rsk7203_devices[] __initdata = { + &smc911x_device, + &flash_device, +}; + +static int __init rsk7203_devices_setup(void) +{ + set_mtd_partitions(); + return platform_add_devices(rsk7203_devices, + ARRAY_SIZE(rsk7203_devices)); +} +device_initcall(rsk7203_devices_setup); + +/* + * The Machine Vector + */ +static struct sh_machine_vector mv_rsk7203 __initmv = { + .mv_name = "RSK+7203", +}; diff --git a/arch/sh/boards/renesas/sh7763rdp/Makefile b/arch/sh/boards/renesas/sh7763rdp/Makefile new file mode 100644 index 0000000..f6c0b55 --- /dev/null +++ b/arch/sh/boards/renesas/sh7763rdp/Makefile @@ -0,0 +1 @@ +obj-y := setup.o irq.o diff --git a/arch/sh/boards/renesas/sh7763rdp/irq.c b/arch/sh/boards/renesas/sh7763rdp/irq.c new file mode 100644 index 0000000..fd850ba --- /dev/null +++ b/arch/sh/boards/renesas/sh7763rdp/irq.c @@ -0,0 +1,45 @@ +/* + * linux/arch/sh/boards/renesas/sh7763rdp/irq.c + * + * Renesas Solutions SH7763RDP Support. + * + * Copyright (C) 2008 Renesas Solutions Corp. + * Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com> + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#include <linux/init.h> +#include <linux/irq.h> +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/sh7763rdp.h> + +#define INTC_BASE (0xFFD00000) +#define INTC_INT2PRI7 (INTC_BASE+0x4001C) +#define INTC_INT2MSKCR (INTC_BASE+0x4003C) +#define INTC_INT2MSKCR1 (INTC_BASE+0x400D4) + +/* + * Initialize IRQ setting + */ +void __init init_sh7763rdp_IRQ(void) +{ + /* GPIO enabled */ + ctrl_outl(1 << 25, INTC_INT2MSKCR); + + /* enable GPIO interrupts */ + ctrl_outl((ctrl_inl(INTC_INT2PRI7) & 0xFF00FFFF) | 0x000F0000, + INTC_INT2PRI7); + + /* USBH enabled */ + ctrl_outl(1 << 17, INTC_INT2MSKCR1); + + /* GETHER enabled */ + ctrl_outl(1 << 16, INTC_INT2MSKCR1); + + /* DMAC enabled */ + ctrl_outl(1 << 8, INTC_INT2MSKCR); +} diff --git a/arch/sh/boards/renesas/sh7763rdp/setup.c b/arch/sh/boards/renesas/sh7763rdp/setup.c new file mode 100644 index 0000000..925f16a --- /dev/null +++ b/arch/sh/boards/renesas/sh7763rdp/setup.c @@ -0,0 +1,128 @@ +/* + * linux/arch/sh/boards/renesas/sh7763rdp/setup.c + * + * Renesas Solutions sh7763rdp board + * + * Copyright (C) 2008 Renesas Solutions Corp. + * Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com> + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/interrupt.h> +#include <linux/input.h> +#include <linux/mtd/physmap.h> +#include <asm/io.h> +#include <asm/sh7763rdp.h> + +/* NOR Flash */ +static struct mtd_partition sh7763rdp_nor_flash_partitions[] = { + { + .name = "U-Boot", + .offset = 0, + .size = (2 * 128 * 1024), + .mask_flags = MTD_WRITEABLE, /* Read-only */ + }, { + .name = "Linux-Kernel", + .offset = MTDPART_OFS_APPEND, + .size = (20 * 128 * 1024), + }, { + .name = "Root Filesystem", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data sh7763rdp_nor_flash_data = { + .width = 2, + .parts = sh7763rdp_nor_flash_partitions, + .nr_parts = ARRAY_SIZE(sh7763rdp_nor_flash_partitions), +}; + +static struct resource sh7763rdp_nor_flash_resources[] = { + [0] = { + .name = "NOR Flash", + .start = 0, + .end = (64 * 1024 * 1024), + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device sh7763rdp_nor_flash_device = { + .name = "physmap-flash", + .resource = sh7763rdp_nor_flash_resources, + .num_resources = ARRAY_SIZE(sh7763rdp_nor_flash_resources), + .dev = { + .platform_data = &sh7763rdp_nor_flash_data, + }, +}; + +static struct platform_device *sh7763rdp_devices[] __initdata = { + &sh7763rdp_nor_flash_device, +}; + +static int __init sh7763rdp_devices_setup(void) +{ + return platform_add_devices(sh7763rdp_devices, + ARRAY_SIZE(sh7763rdp_devices)); +} +__initcall(sh7763rdp_devices_setup); + +static void __init sh7763rdp_setup(char **cmdline_p) +{ + /* Board version check */ + if (ctrl_inw(CPLD_BOARD_ID_ERV_REG) == 0xECB1) + printk(KERN_INFO "RTE Standard Configuration\n"); + else + printk(KERN_INFO "RTA Standard Configuration\n"); + + /* USB pin select bits (clear bit 5-2 to 0) */ + ctrl_outw((ctrl_inw(PORT_PSEL2) & 0xFFC3), PORT_PSEL2); + /* USBH setup port I controls to other (clear bits 4-9 to 0) */ + ctrl_outw(ctrl_inw(PORT_PICR) & 0xFC0F, PORT_PICR); + + /* Select USB Host controller */ + ctrl_outw(0x00, USB_USBHSC); + + /* For LCD */ + /* set PTJ7-1, bits 15-2 of PJCR to 0 */ + ctrl_outw(ctrl_inw(PORT_PJCR) & 0x0003, PORT_PJCR); + /* set PTI5, bits 11-10 of PICR to 0 */ + ctrl_outw(ctrl_inw(PORT_PICR) & 0xF3FF, PORT_PICR); + ctrl_outw(0, PORT_PKCR); + ctrl_outw(0, PORT_PLCR); + /* set PSEL2 bits 14-8, 5-4, of PSEL2 to 0 */ + ctrl_outw((ctrl_inw(PORT_PSEL2) & 0x00C0), PORT_PSEL2); + /* set PSEL3 bits 14-12, 6-4, 2-0 of PSEL3 to 0 */ + ctrl_outw((ctrl_inw(PORT_PSEL3) & 0x0700), PORT_PSEL3); + + /* For HAC */ + /* bit3-0 0100:HAC & SSI1 enable */ + ctrl_outw((ctrl_inw(PORT_PSEL1) & 0xFFF0) | 0x0004, PORT_PSEL1); + /* bit14 1:SSI_HAC_CLK enable */ + ctrl_outw(ctrl_inw(PORT_PSEL4) | 0x4000, PORT_PSEL4); + + /* SH-Ether */ + ctrl_outw((ctrl_inw(PORT_PSEL1) & ~0xff00) | 0x2400, PORT_PSEL1); + ctrl_outw(0x0, PORT_PFCR); + ctrl_outw(0x0, PORT_PFCR); + ctrl_outw(0x0, PORT_PFCR); + + /* MMC */ + /*selects SCIF and MMC other functions */ + ctrl_outw(0x0001, PORT_PSEL0); + /* MMC clock operates */ + ctrl_outl(ctrl_inl(MSTPCR1) & ~0x8, MSTPCR1); + ctrl_outw(ctrl_inw(PORT_PACR) & ~0x3000, PORT_PACR); + ctrl_outw(ctrl_inw(PORT_PCCR) & ~0xCFC3, PORT_PCCR); +} + +static struct sh_machine_vector mv_sh7763rdp __initmv = { + .mv_name = "sh7763drp", + .mv_setup = sh7763rdp_setup, + .mv_nr_irqs = 112, + .mv_init_irq = init_sh7763rdp_IRQ, +}; diff --git a/arch/sh/boards/renesas/sh7785lcr/Makefile b/arch/sh/boards/renesas/sh7785lcr/Makefile new file mode 100644 index 0000000..7703756 --- /dev/null +++ b/arch/sh/boards/renesas/sh7785lcr/Makefile @@ -0,0 +1 @@ +obj-y := setup.o diff --git a/arch/sh/boards/renesas/sh7785lcr/setup.c b/arch/sh/boards/renesas/sh7785lcr/setup.c new file mode 100644 index 0000000..b95d674 --- /dev/null +++ b/arch/sh/boards/renesas/sh7785lcr/setup.c @@ -0,0 +1,302 @@ +/* + * Renesas Technology Corp. R0P7785LC0011RL Support. + * + * Copyright (C) 2008 Yoshihiro Shimoda + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/sm501.h> +#include <linux/sm501-regs.h> +#include <linux/fb.h> +#include <linux/mtd/physmap.h> +#include <linux/delay.h> +#include <linux/i2c.h> +#include <linux/i2c-pca-platform.h> +#include <linux/i2c-algo-pca.h> +#include <asm/heartbeat.h> +#include <asm/sh7785lcr.h> + +/* + * NOTE: This board has 2 physical memory maps. + * Please look at include/asm-sh/sh7785lcr.h or hardware manual. + */ +static struct resource heartbeat_resources[] = { + [0] = { + .start = PLD_LEDCR, + .end = PLD_LEDCR, + .flags = IORESOURCE_MEM, + }, +}; + +static struct heartbeat_data heartbeat_data = { + .regsize = 8, +}; + +static struct platform_device heartbeat_device = { + .name = "heartbeat", + .id = -1, + .dev = { + .platform_data = &heartbeat_data, + }, + .num_resources = ARRAY_SIZE(heartbeat_resources), + .resource = heartbeat_resources, +}; + +static struct mtd_partition nor_flash_partitions[] = { + { + .name = "loader", + .offset = 0x00000000, + .size = 512 * 1024, + }, + { + .name = "bootenv", + .offset = MTDPART_OFS_APPEND, + .size = 512 * 1024, + }, + { + .name = "kernel", + .offset = MTDPART_OFS_APPEND, + .size = 4 * 1024 * 1024, + }, + { + .name = "data", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data nor_flash_data = { + .width = 4, + .parts = nor_flash_partitions, + .nr_parts = ARRAY_SIZE(nor_flash_partitions), +}; + +static struct resource nor_flash_resources[] = { + [0] = { + .start = NOR_FLASH_ADDR, + .end = NOR_FLASH_ADDR + NOR_FLASH_SIZE - 1, + .flags = IORESOURCE_MEM, + } +}; + +static struct platform_device nor_flash_device = { + .name = "physmap-flash", + .dev = { + .platform_data = &nor_flash_data, + }, + .num_resources = ARRAY_SIZE(nor_flash_resources), + .resource = nor_flash_resources, +}; + +static struct resource r8a66597_usb_host_resources[] = { + [0] = { + .name = "r8a66597_hcd", + .start = R8A66597_ADDR, + .end = R8A66597_ADDR + R8A66597_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .name = "r8a66597_hcd", + .start = 2, + .end = 2, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device r8a66597_usb_host_device = { + .name = "r8a66597_hcd", + .id = -1, + .dev = { + .dma_mask = NULL, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(r8a66597_usb_host_resources), + .resource = r8a66597_usb_host_resources, +}; + +static struct resource sm501_resources[] = { + [0] = { + .start = SM107_MEM_ADDR, + .end = SM107_MEM_ADDR + SM107_MEM_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = SM107_REG_ADDR, + .end = SM107_REG_ADDR + SM107_REG_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + [2] = { + .start = 10, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct fb_videomode sm501_default_mode_crt = { + .pixclock = 35714, /* 28MHz */ + .xres = 640, + .yres = 480, + .left_margin = 105, + .right_margin = 16, + .upper_margin = 33, + .lower_margin = 10, + .hsync_len = 39, + .vsync_len = 2, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, +}; + +static struct fb_videomode sm501_default_mode_pnl = { + .pixclock = 40000, /* 25MHz */ + .xres = 640, + .yres = 480, + .left_margin = 2, + .right_margin = 16, + .upper_margin = 33, + .lower_margin = 10, + .hsync_len = 39, + .vsync_len = 2, + .sync = 0, +}; + +static struct sm501_platdata_fbsub sm501_pdata_fbsub_pnl = { + .def_bpp = 16, + .def_mode = &sm501_default_mode_pnl, + .flags = SM501FB_FLAG_USE_INIT_MODE | + SM501FB_FLAG_USE_HWCURSOR | + SM501FB_FLAG_USE_HWACCEL | + SM501FB_FLAG_DISABLE_AT_EXIT | + SM501FB_FLAG_PANEL_NO_VBIASEN, +}; + +static struct sm501_platdata_fbsub sm501_pdata_fbsub_crt = { + .def_bpp = 16, + .def_mode = &sm501_default_mode_crt, + .flags = SM501FB_FLAG_USE_INIT_MODE | + SM501FB_FLAG_USE_HWCURSOR | + SM501FB_FLAG_USE_HWACCEL | + SM501FB_FLAG_DISABLE_AT_EXIT, +}; + +static struct sm501_platdata_fb sm501_fb_pdata = { + .fb_route = SM501_FB_OWN, + .fb_crt = &sm501_pdata_fbsub_crt, + .fb_pnl = &sm501_pdata_fbsub_pnl, +}; + +static struct sm501_initdata sm501_initdata = { + .gpio_high = { + .set = 0x00001fe0, + .mask = 0x0, + }, + .devices = 0, + .mclk = 84 * 1000000, + .m1xclk = 112 * 1000000, +}; + +static struct sm501_platdata sm501_platform_data = { + .init = &sm501_initdata, + .fb = &sm501_fb_pdata, +}; + +static struct platform_device sm501_device = { + .name = "sm501", + .id = -1, + .dev = { + .platform_data = &sm501_platform_data, + }, + .num_resources = ARRAY_SIZE(sm501_resources), + .resource = sm501_resources, +}; + +static struct resource i2c_resources[] = { + [0] = { + .start = PCA9564_ADDR, + .end = PCA9564_ADDR + PCA9564_SIZE - 1, + .flags = IORESOURCE_MEM | IORESOURCE_MEM_8BIT, + }, + [1] = { + .start = 12, + .end = 12, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct i2c_pca9564_pf_platform_data i2c_platform_data = { + .gpio = 0, + .i2c_clock_speed = I2C_PCA_CON_330kHz, + .timeout = 100, +}; + +static struct platform_device i2c_device = { + .name = "i2c-pca-platform", + .id = -1, + .dev = { + .platform_data = &i2c_platform_data, + }, + .num_resources = ARRAY_SIZE(i2c_resources), + .resource = i2c_resources, +}; + +static struct platform_device *sh7785lcr_devices[] __initdata = { + &heartbeat_device, + &nor_flash_device, + &r8a66597_usb_host_device, + &sm501_device, + &i2c_device, +}; + +static struct i2c_board_info __initdata sh7785lcr_i2c_devices[] = { + { + I2C_BOARD_INFO("r2025sd", 0x32), + }, +}; + +static int __init sh7785lcr_devices_setup(void) +{ + i2c_register_board_info(0, sh7785lcr_i2c_devices, + ARRAY_SIZE(sh7785lcr_i2c_devices)); + + return platform_add_devices(sh7785lcr_devices, + ARRAY_SIZE(sh7785lcr_devices)); +} +__initcall(sh7785lcr_devices_setup); + +/* Initialize IRQ setting */ +void __init init_sh7785lcr_IRQ(void) +{ + plat_irq_setup_pins(IRQ_MODE_IRQ7654); + plat_irq_setup_pins(IRQ_MODE_IRQ3210); +} + +static void sh7785lcr_power_off(void) +{ + ctrl_outb(0x01, P2SEGADDR(PLD_POFCR)); +} + +/* Initialize the board */ +static void __init sh7785lcr_setup(char **cmdline_p) +{ + void __iomem *sm501_reg; + + printk(KERN_INFO "Renesas Technology Corp. R0P7785LC0011RL support.\n"); + + pm_power_off = sh7785lcr_power_off; + + /* sm501 DRAM configuration */ + sm501_reg = (void __iomem *)0xb3e00000 + SM501_DRAM_CONTROL; + writel(0x000307c2, sm501_reg); +} + +/* + * The Machine Vector + */ +static struct sh_machine_vector mv_sh7785lcr __initmv = { + .mv_name = "SH7785LCR", + .mv_setup = sh7785lcr_setup, + .mv_init_irq = init_sh7785lcr_IRQ, +}; + diff --git a/arch/sh/boards/se/7343/irq.c b/arch/sh/boards/se/7343/irq.c index 763f6de..1112e86 100644 --- a/arch/sh/boards/se/7343/irq.c +++ b/arch/sh/boards/se/7343/irq.c @@ -1,202 +1,80 @@ /* - * arch/sh/boards/se/7343/irq.c + * linux/arch/sh/boards/se/7343/irq.c * + * Copyright (C) 2008 Yoshihiro Shimoda + * + * Based on linux/arch/sh/boards/se/7722/irq.c + * Copyright (C) 2007 Nobuhiro Iwamatsu + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. */ #include <linux/init.h> -#include <linux/interrupt.h> #include <linux/irq.h> +#include <linux/interrupt.h> #include <asm/irq.h> #include <asm/io.h> -#include <asm/mach/se7343.h> +#include <asm/se7343.h> -static void -disable_intreq_irq(unsigned int irq) +static void disable_se7343_irq(unsigned int irq) { - int bit = irq - OFFCHIP_IRQ_BASE; - u16 val; - - val = ctrl_inw(PA_CPLD_IMSK); - val |= 1 << bit; - ctrl_outw(val, PA_CPLD_IMSK); + unsigned int bit = irq - SE7343_FPGA_IRQ_BASE; + ctrl_outw(ctrl_inw(PA_CPLD_IMSK) | 1 << bit, PA_CPLD_IMSK); } -static void -enable_intreq_irq(unsigned int irq) +static void enable_se7343_irq(unsigned int irq) { - int bit = irq - OFFCHIP_IRQ_BASE; - u16 val; - - val = ctrl_inw(PA_CPLD_IMSK); - val &= ~(1 << bit); - ctrl_outw(val, PA_CPLD_IMSK); + unsigned int bit = irq - SE7343_FPGA_IRQ_BASE; + ctrl_outw(ctrl_inw(PA_CPLD_IMSK) & ~(1 << bit), PA_CPLD_IMSK); } -static void -mask_and_ack_intreq_irq(unsigned int irq) -{ - disable_intreq_irq(irq); -} - -static unsigned int -startup_intreq_irq(unsigned int irq) -{ - enable_intreq_irq(irq); - return 0; -} - -static void -shutdown_intreq_irq(unsigned int irq) -{ - disable_intreq_irq(irq); -} - -static void -end_intreq_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) - enable_intreq_irq(irq); -} - -static struct hw_interrupt_type intreq_irq_type = { - .typename = "FPGA-IRQ", - .startup = startup_intreq_irq, - .shutdown = shutdown_intreq_irq, - .enable = enable_intreq_irq, - .disable = disable_intreq_irq, - .ack = mask_and_ack_intreq_irq, - .end = end_intreq_irq +static struct irq_chip se7343_irq_chip __read_mostly = { + .name = "SE7343-FPGA", + .mask = disable_se7343_irq, + .unmask = enable_se7343_irq, + .mask_ack = disable_se7343_irq, }; -static void -make_intreq_irq(unsigned int irq) -{ - disable_irq_nosync(irq); - irq_desc[irq].chip = &intreq_irq_type; - disable_intreq_irq(irq); -} - -int -shmse_irq_demux(int irq) +static void se7343_irq_demux(unsigned int irq, struct irq_desc *desc) { - int bit; - volatile u16 val; - - if (irq == IRQ5_IRQ) { - /* Read status Register */ - val = ctrl_inw(PA_CPLD_ST); - bit = ffs(val); - if (bit != 0) - return OFFCHIP_IRQ_BASE + bit - 1; + unsigned short intv = ctrl_inw(PA_CPLD_ST); + struct irq_desc *ext_desc; + unsigned int ext_irq = SE7343_FPGA_IRQ_BASE; + + intv &= (1 << SE7343_FPGA_IRQ_NR) - 1; + + while (intv) { + if (intv & 1) { + ext_desc = irq_desc + ext_irq; + handle_level_irq(ext_irq, ext_desc); + } + intv >>= 1; + ext_irq++; } - return irq; } -/* IRQ5 is multiplexed between the following sources: - * 1. PC Card socket - * 2. Extension slot - * 3. USB Controller - * 4. Serial Controller - * - * We configure IRQ5 as a cascade IRQ. - */ -static struct irqaction irq5 = { - .handler = no_action, - .mask = CPU_MASK_NONE, - .name = "IRQ5-cascade", -}; - -static struct ipr_data se7343_irq5_ipr_map[] = { - { IRQ5_IRQ, IRQ5_IPR_ADDR+2, IRQ5_IPR_POS, IRQ5_PRIORITY }, -}; -static struct ipr_data se7343_siof0_vpu_ipr_map[] = { - { SIOF0_IRQ, SIOF0_IPR_ADDR, SIOF0_IPR_POS, SIOF0_PRIORITY }, - { VPU_IRQ, VPU_IPR_ADDR, VPU_IPR_POS, 8 }, -}; -static struct ipr_data se7343_other_ipr_map[] = { - { DMTE0_IRQ, DMA1_IPR_ADDR, DMA1_IPR_POS, DMA1_PRIORITY }, - { DMTE1_IRQ, DMA1_IPR_ADDR, DMA1_IPR_POS, DMA1_PRIORITY }, - { DMTE2_IRQ, DMA1_IPR_ADDR, DMA1_IPR_POS, DMA1_PRIORITY }, - { DMTE3_IRQ, DMA1_IPR_ADDR, DMA1_IPR_POS, DMA1_PRIORITY }, - { DMTE4_IRQ, DMA2_IPR_ADDR, DMA2_IPR_POS, DMA2_PRIORITY }, - { DMTE5_IRQ, DMA2_IPR_ADDR, DMA2_IPR_POS, DMA2_PRIORITY }, - - /* I2C block */ - { IIC0_ALI_IRQ, IIC0_IPR_ADDR, IIC0_IPR_POS, IIC0_PRIORITY }, - { IIC0_TACKI_IRQ, IIC0_IPR_ADDR, IIC0_IPR_POS, IIC0_PRIORITY }, - { IIC0_WAITI_IRQ, IIC0_IPR_ADDR, IIC0_IPR_POS, IIC0_PRIORITY }, - { IIC0_DTEI_IRQ, IIC0_IPR_ADDR, IIC0_IPR_POS, IIC0_PRIORITY }, - - { IIC1_ALI_IRQ, IIC1_IPR_ADDR, IIC1_IPR_POS, IIC1_PRIORITY }, - { IIC1_TACKI_IRQ, IIC1_IPR_ADDR, IIC1_IPR_POS, IIC1_PRIORITY }, - { IIC1_WAITI_IRQ, IIC1_IPR_ADDR, IIC1_IPR_POS, IIC1_PRIORITY }, - { IIC1_DTEI_IRQ, IIC1_IPR_ADDR, IIC1_IPR_POS, IIC1_PRIORITY }, - - /* SIOF */ - { SIOF0_IRQ, SIOF0_IPR_ADDR, SIOF0_IPR_POS, SIOF0_PRIORITY }, - - /* SIU */ - { SIU_IRQ, SIU_IPR_ADDR, SIU_IPR_POS, SIU_PRIORITY }, - - /* VIO interrupt */ - { CEU_IRQ, VIO_IPR_ADDR, VIO_IPR_POS, VIO_PRIORITY }, - { BEU_IRQ, VIO_IPR_ADDR, VIO_IPR_POS, VIO_PRIORITY }, - { VEU_IRQ, VIO_IPR_ADDR, VIO_IPR_POS, VIO_PRIORITY }, - - /*MFI interrupt*/ - - { MFI_IRQ, MFI_IPR_ADDR, MFI_IPR_POS, MFI_PRIORITY }, - - /* LCD controller */ - { LCDC_IRQ, LCDC_IPR_ADDR, LCDC_IPR_POS, LCDC_PRIORITY }, -}; - /* * Initialize IRQ setting */ -void __init -init_7343se_IRQ(void) +void __init init_7343se_IRQ(void) { - /* Setup Multiplexed interrupts */ - ctrl_outw(8, PA_CPLD_MODESET); /* Set all CPLD interrupts to active - * low. - */ - /* Mask all CPLD controller interrupts */ - ctrl_outw(0x0fff, PA_CPLD_IMSK); - - /* PC Card interrupts */ - make_intreq_irq(PC_IRQ0); - make_intreq_irq(PC_IRQ1); - make_intreq_irq(PC_IRQ2); - make_intreq_irq(PC_IRQ3); - - /* Extension Slot Interrupts */ - make_intreq_irq(EXT_IRQ0); - make_intreq_irq(EXT_IRQ1); - make_intreq_irq(EXT_IRQ2); - make_intreq_irq(EXT_IRQ3); - - /* USB Controller interrupts */ - make_intreq_irq(USB_IRQ0); - make_intreq_irq(USB_IRQ1); - - /* Serial Controller interrupts */ - make_intreq_irq(UART_IRQ0); - make_intreq_irq(UART_IRQ1); - - /* Setup all external interrupts to be active low */ - ctrl_outw(0xaaaa, INTC_ICR1); - - make_ipr_irq(se7343_irq5_ipr_map, ARRAY_SIZE(se7343_irq5_ipr_map)); - - setup_irq(IRQ5_IRQ, &irq5); - /* Set port control to use IRQ5 */ - *(u16 *)0xA4050108 &= ~0xc; - - make_ipr_irq(se7343_siof0_vpu_ipr_map, ARRAY_SIZE(se7343_siof0_vpu_ipr_map)); - - ctrl_outb(0x0f, INTC_IMCR5); /* enable SCIF IRQ */ - - make_ipr_irq(se7343_other_ipr_map, ARRAY_SIZE(se7343_other_ipr_map)); - - ctrl_outw(0x2000, PA_MRSHPC + 0x0c); /* mrshpc irq enable */ + int i; + + ctrl_outw(0, PA_CPLD_IMSK); /* disable all irqs */ + ctrl_outw(0x2000, 0xb03fffec); /* mrshpc irq enable */ + + for (i = 0; i < SE7343_FPGA_IRQ_NR; i++) + set_irq_chip_and_handler_name(SE7343_FPGA_IRQ_BASE + i, + &se7343_irq_chip, + handle_level_irq, "level"); + + set_irq_chained_handler(IRQ0_IRQ, se7343_irq_demux); + set_irq_type(IRQ0_IRQ, IRQ_TYPE_LEVEL_LOW); + set_irq_chained_handler(IRQ1_IRQ, se7343_irq_demux); + set_irq_type(IRQ1_IRQ, IRQ_TYPE_LEVEL_LOW); + set_irq_chained_handler(IRQ4_IRQ, se7343_irq_demux); + set_irq_type(IRQ4_IRQ, IRQ_TYPE_LEVEL_LOW); + set_irq_chained_handler(IRQ5_IRQ, se7343_irq_demux); + set_irq_type(IRQ5_IRQ, IRQ_TYPE_LEVEL_LOW); } diff --git a/arch/sh/boards/se/7343/setup.c b/arch/sh/boards/se/7343/setup.c index c9431b3..8ae718d 100644 --- a/arch/sh/boards/se/7343/setup.c +++ b/arch/sh/boards/se/7343/setup.c @@ -1,10 +1,11 @@ #include <linux/init.h> #include <linux/platform_device.h> +#include <linux/mtd/physmap.h> #include <asm/machvec.h> #include <asm/mach/se7343.h> +#include <asm/heartbeat.h> #include <asm/irq.h> - -void init_7343se_IRQ(void); +#include <asm/io.h> static struct resource smc91x_resources[] = { [0] = { @@ -17,8 +18,8 @@ static struct resource smc91x_resources[] = { * shared with other devices via externel * interrupt controller in FPGA... */ - .start = EXT_IRQ2, - .end = EXT_IRQ2, + .start = SMC_IRQ, + .end = SMC_IRQ, .flags = IORESOURCE_IRQ, }, }; @@ -38,16 +39,65 @@ static struct resource heartbeat_resources[] = { }, }; +static struct heartbeat_data heartbeat_data = { + .regsize = 16, +}; + static struct platform_device heartbeat_device = { .name = "heartbeat", .id = -1, + .dev = { + .platform_data = &heartbeat_data, + }, .num_resources = ARRAY_SIZE(heartbeat_resources), .resource = heartbeat_resources, }; +static struct mtd_partition nor_flash_partitions[] = { + { + .name = "loader", + .offset = 0x00000000, + .size = 128 * 1024, + }, + { + .name = "rootfs", + .offset = MTDPART_OFS_APPEND, + .size = 31 * 1024 * 1024, + }, + { + .name = "data", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data nor_flash_data = { + .width = 2, + .parts = nor_flash_partitions, + .nr_parts = ARRAY_SIZE(nor_flash_partitions), +}; + +static struct resource nor_flash_resources[] = { + [0] = { + .start = 0x00000000, + .end = 0x01ffffff, + .flags = IORESOURCE_MEM, + } +}; + +static struct platform_device nor_flash_device = { + .name = "physmap-flash", + .dev = { + .platform_data = &nor_flash_data, + }, + .num_resources = ARRAY_SIZE(nor_flash_resources), + .resource = nor_flash_resources, +}; + static struct platform_device *sh7343se_platform_devices[] __initdata = { &smc91x_device, &heartbeat_device, + &nor_flash_device, }; static int __init sh7343se_devices_setup(void) @@ -55,10 +105,19 @@ static int __init sh7343se_devices_setup(void) return platform_add_devices(sh7343se_platform_devices, ARRAY_SIZE(sh7343se_platform_devices)); } +device_initcall(sh7343se_devices_setup); +/* + * Initialize the board + */ static void __init sh7343se_setup(char **cmdline_p) { - device_initcall(sh7343se_devices_setup); + ctrl_outw(0xf900, FPGA_OUT); /* FPGA */ + + ctrl_outw(0x0002, PORT_PECR); /* PORT E 1 = IRQ5 */ + ctrl_outw(0x0020, PORT_PSELD); + + printk(KERN_INFO "MS7343CP01 Setup...done\n"); } /* @@ -90,5 +149,4 @@ static struct sh_machine_vector mv_7343se __initmv = { .mv_outsl = sh7343se_outsl, .mv_init_irq = init_7343se_IRQ, - .mv_irq_demux = shmse_irq_demux, }; diff --git a/arch/sh/boards/se/770x/io.c b/arch/sh/boards/se/770x/io.c index c455047..b1ec085 100644 --- a/arch/sh/boards/se/770x/io.c +++ b/arch/sh/boards/se/770x/io.c @@ -1,25 +1,13 @@ -/* $Id: io.c,v 1.7 2006/02/05 21:55:29 lethal Exp $ - * - * linux/arch/sh/kernel/io_se.c - * +/* * Copyright (C) 2000 Kazumoto Kojima * * I/O routine for Hitachi SolutionEngine. - * */ - #include <linux/kernel.h> #include <linux/types.h> #include <asm/io.h> #include <asm/se.h> -/* SH pcmcia io window base, start and end. */ -int sh_pcic_io_wbase = 0xb8400000; -int sh_pcic_io_start; -int sh_pcic_io_stop; -int sh_pcic_io_type; -int sh_pcic_io_dummy; - /* MS7750 requires special versions of in*, out* routines, since PC-like io ports are located at upper half byte of 16-bit word which can be accessed only with 16-bit wide. */ @@ -33,8 +21,6 @@ port2adr(unsigned int port) return (volatile __u16 *) (PA_MRSHPC + (port - 0x2000)); else if (port >= 0x1000) return (volatile __u16 *) (PA_83902 + (port << 1)); - else if (sh_pcic_io_start <= port && port <= sh_pcic_io_stop) - return (volatile __u16 *) (sh_pcic_io_wbase + (port &~ 1)); else return (volatile __u16 *) (PA_SUPERIO + (port << 1)); } @@ -51,32 +37,27 @@ shifted_port(unsigned long port) unsigned char se_inb(unsigned long port) { - if (sh_pcic_io_start <= port && port <= sh_pcic_io_stop) - return *(__u8 *) (sh_pcic_io_wbase + 0x40000 + port); - else if (shifted_port(port)) - return (*port2adr(port) >> 8); + if (shifted_port(port)) + return (*port2adr(port) >> 8); else - return (*port2adr(port))&0xff; + return (*port2adr(port))&0xff; } unsigned char se_inb_p(unsigned long port) { unsigned long v; - if (sh_pcic_io_start <= port && port <= sh_pcic_io_stop) - v = *(__u8 *) (sh_pcic_io_wbase + 0x40000 + port); - else if (shifted_port(port)) - v = (*port2adr(port) >> 8); + if (shifted_port(port)) + v = (*port2adr(port) >> 8); else - v = (*port2adr(port))&0xff; + v = (*port2adr(port))&0xff; ctrl_delay(); return v; } unsigned short se_inw(unsigned long port) { - if (port >= 0x2000 || - (sh_pcic_io_start <= port && port <= sh_pcic_io_stop)) + if (port >= 0x2000) return *port2adr(port); else maybebadio(port); @@ -91,9 +72,7 @@ unsigned int se_inl(unsigned long port) void se_outb(unsigned char value, unsigned long port) { - if (sh_pcic_io_start <= port && port <= sh_pcic_io_stop) - *(__u8 *)(sh_pcic_io_wbase + port) = value; - else if (shifted_port(port)) + if (shifted_port(port)) *(port2adr(port)) = value << 8; else *(port2adr(port)) = value; @@ -101,9 +80,7 @@ void se_outb(unsigned char value, unsigned long port) void se_outb_p(unsigned char value, unsigned long port) { - if (sh_pcic_io_start <= port && port <= sh_pcic_io_stop) - *(__u8 *)(sh_pcic_io_wbase + port) = value; - else if (shifted_port(port)) + if (shifted_port(port)) *(port2adr(port)) = value << 8; else *(port2adr(port)) = value; @@ -112,8 +89,7 @@ void se_outb_p(unsigned char value, unsigned long port) void se_outw(unsigned short value, unsigned long port) { - if (port >= 0x2000 || - (sh_pcic_io_start <= port && port <= sh_pcic_io_stop)) + if (port >= 0x2000) *port2adr(port) = value; else maybebadio(port); @@ -129,11 +105,7 @@ void se_insb(unsigned long port, void *addr, unsigned long count) volatile __u16 *p = port2adr(port); __u8 *ap = addr; - if (sh_pcic_io_start <= port && port <= sh_pcic_io_stop) { - volatile __u8 *bp = (__u8 *) (sh_pcic_io_wbase + 0x40000 + port); - while (count--) - *ap++ = *bp; - } else if (shifted_port(port)) { + if (shifted_port(port)) { while (count--) *ap++ = *p >> 8; } else { @@ -160,11 +132,7 @@ void se_outsb(unsigned long port, const void *addr, unsigned long count) volatile __u16 *p = port2adr(port); const __u8 *ap = addr; - if (sh_pcic_io_start <= port && port <= sh_pcic_io_stop) { - volatile __u8 *bp = (__u8 *) (sh_pcic_io_wbase + port); - while (count--) - *bp = *ap++; - } else if (shifted_port(port)) { + if (shifted_port(port)) { while (count--) *p = *ap++ << 8; } else { @@ -177,6 +145,7 @@ void se_outsw(unsigned long port, const void *addr, unsigned long count) { volatile __u16 *p = port2adr(port); const __u16 *ap = addr; + while (count--) *p = *ap++; } diff --git a/arch/sh/boards/se/770x/setup.c b/arch/sh/boards/se/770x/setup.c index 318bc8a..cf4a5ba 100644 --- a/arch/sh/boards/se/770x/setup.c +++ b/arch/sh/boards/se/770x/setup.c @@ -14,8 +14,6 @@ #include <asm/smc37c93x.h> #include <asm/heartbeat.h> -void init_se_IRQ(void); - /* * Configure the Super I/O chip */ @@ -73,7 +71,7 @@ static struct resource cf_ide_resources[] = { }, [1] = { .start = PA_MRSHPC_IO + 0x1f0 + 0x206, - .end = PA_MRSHPC_IO + 0x1f0 +8 + 0x206 + 8, + .end = PA_MRSHPC_IO + 0x1f0 + 8 + 0x206 + 8, .flags = IORESOURCE_MEM, }, [2] = { @@ -115,9 +113,58 @@ static struct platform_device heartbeat_device = { .resource = heartbeat_resources, }; +/* SH771X Ethernet driver */ +static struct resource sh_eth0_resources[] = { + [0] = { + .start = SH_ETH0_BASE, + .end = SH_ETH0_BASE + 0x1B8, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = SH_ETH0_IRQ, + .end = SH_ETH0_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device sh_eth0_device = { + .name = "sh-eth", + .id = 0, + .dev = { + .platform_data = PHY_ID, + }, + .num_resources = ARRAY_SIZE(sh_eth0_resources), + .resource = sh_eth0_resources, +}; + +static struct resource sh_eth1_resources[] = { + [0] = { + .start = SH_ETH1_BASE, + .end = SH_ETH1_BASE + 0x1B8, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = SH_ETH1_IRQ, + .end = SH_ETH1_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device sh_eth1_device = { + .name = "sh-eth", + .id = 1, + .dev = { + .platform_data = PHY_ID, + }, + .num_resources = ARRAY_SIZE(sh_eth1_resources), + .resource = sh_eth1_resources, +}; + static struct platform_device *se_devices[] __initdata = { &heartbeat_device, &cf_ide_device, + &sh_eth0_device, + &sh_eth1_device, }; static int __init se_devices_setup(void) diff --git a/arch/sh/boards/se/7722/setup.c b/arch/sh/boards/se/7722/setup.c index ede3957..6e228ea 100644 --- a/arch/sh/boards/se/7722/setup.c +++ b/arch/sh/boards/se/7722/setup.c @@ -16,6 +16,7 @@ #include <linux/input.h> #include <linux/smc91x.h> #include <asm/machvec.h> +#include <asm/clock.h> #include <asm/se7722.h> #include <asm/io.h> #include <asm/heartbeat.h> @@ -145,6 +146,8 @@ static struct platform_device *se7722_devices[] __initdata = { static int __init se7722_devices_setup(void) { + clk_always_enable("mstp214"); /* KEYSC */ + return platform_add_devices(se7722_devices, ARRAY_SIZE(se7722_devices)); } @@ -154,11 +157,6 @@ static void __init se7722_setup(char **cmdline_p) { ctrl_outw(0x010D, FPGA_OUT); /* FPGA */ - ctrl_outl(0x00051001, MSTPCR0); - ctrl_outl(0x00000000, MSTPCR1); - /* KEYSC, VOU, BEU, CEU, VEU, VPU, LCDC, USB */ - ctrl_outl(0xffffb7c0, MSTPCR2); - ctrl_outw(0x0000, PORT_PECR); /* PORT E 1 = IRQ5 ,E 0 = BS */ ctrl_outw(0x1000, PORT_PJCR); /* PORT J 1 = IRQ1,J 0 =IRQ0 */ diff --git a/arch/sh/boot/Makefile b/arch/sh/boot/Makefile index 89b4086..8b37869 100644 --- a/arch/sh/boot/Makefile +++ b/arch/sh/boot/Makefile @@ -40,7 +40,7 @@ KERNEL_LOAD := $(shell /bin/bash -c 'printf "0x%08x" \ KERNEL_ENTRY := $(shell /bin/bash -c 'printf "0x%08x" \ $$[$(CONFIG_PAGE_OFFSET) + \ $(CONFIG_MEMORY_START) + \ - $(CONFIG_ZERO_PAGE_OFFSET)+0x1000]') + $(CONFIG_ZERO_PAGE_OFFSET) + $(CONFIG_ENTRY_OFFSET)]') quiet_cmd_uimage = UIMAGE $@ cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \ diff --git a/arch/sh/boot/compressed/Makefile_32 b/arch/sh/boot/compressed/Makefile_32 index c0d25fb..47685f6 100644 --- a/arch/sh/boot/compressed/Makefile_32 +++ b/arch/sh/boot/compressed/Makefile_32 @@ -35,8 +35,7 @@ $(obj)/vmlinux.bin: vmlinux FORCE $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE $(call if_changed,gzip) -LDFLAGS_piggy.o := -r --format binary --oformat elf32-sh-linux -T OBJCOPYFLAGS += -R .empty_zero_page -$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE - $(call if_changed,ld) +$(obj)/piggy.o: $(obj)/piggy.S $(obj)/vmlinux.bin.gz FORCE + $(call if_changed,as_o_S) diff --git a/arch/sh/boot/compressed/Makefile_64 b/arch/sh/boot/compressed/Makefile_64 index 912f3e2..658d4f9 100644 --- a/arch/sh/boot/compressed/Makefile_64 +++ b/arch/sh/boot/compressed/Makefile_64 @@ -37,8 +37,7 @@ $(obj)/vmlinux.bin: vmlinux FORCE $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE $(call if_changed,gzip) -LDFLAGS_piggy.o := -r --format binary --oformat elf32-sh64-linux -T OBJCOPYFLAGS += -R .empty_zero_page -$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE - $(call if_changed,ld) +$(obj)/piggy.o: $(obj)/piggy.S $(obj)/vmlinux.bin.gz FORCE + $(call if_changed,as_o_S) diff --git a/arch/sh/boot/compressed/piggy.S b/arch/sh/boot/compressed/piggy.S new file mode 100644 index 0000000..5660719 --- /dev/null +++ b/arch/sh/boot/compressed/piggy.S @@ -0,0 +1,8 @@ + .global input_len, input_data + .data +input_len: + .long input_data_end - input_data +input_data: + .incbin "arch/sh/boot/compressed/vmlinux.bin.gz" +input_data_end: + .end diff --git a/arch/sh/boot/compressed/vmlinux.scr b/arch/sh/boot/compressed/vmlinux.scr deleted file mode 100644 index 1ed9d79..0000000 --- a/arch/sh/boot/compressed/vmlinux.scr +++ /dev/null @@ -1,9 +0,0 @@ -SECTIONS -{ - .data : { - input_len = .; - LONG(input_data_end - input_data) input_data = .; - *(.data) - input_data_end = .; - } -} diff --git a/arch/sh/configs/ap325rxa_defconfig b/arch/sh/configs/ap325rxa_defconfig new file mode 100644 index 0000000..5471df5 --- /dev/null +++ b/arch/sh/configs/ap325rxa_defconfig @@ -0,0 +1,947 @@ +# +# Automatically generated make config: don't edit +# Linux kernel version: 2.6.26-rc4 +# Wed Jun 4 17:30:00 2008 +# +CONFIG_SUPERH=y +CONFIG_SUPERH32=y +CONFIG_RWSEM_GENERIC_SPINLOCK=y +CONFIG_GENERIC_BUG=y +CONFIG_GENERIC_FIND_NEXT_BIT=y +CONFIG_GENERIC_HWEIGHT=y +CONFIG_GENERIC_HARDIRQS=y +CONFIG_GENERIC_IRQ_PROBE=y +CONFIG_GENERIC_CALIBRATE_DELAY=y +CONFIG_GENERIC_TIME=y +CONFIG_GENERIC_CLOCKEVENTS=y +CONFIG_STACKTRACE_SUPPORT=y +CONFIG_LOCKDEP_SUPPORT=y +# CONFIG_ARCH_HAS_ILOG2_U32 is not set +# CONFIG_ARCH_HAS_ILOG2_U64 is not set +CONFIG_ARCH_NO_VIRT_TO_BUS=y +CONFIG_ARCH_SUPPORTS_AOUT=y +CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" + +# +# General setup +# +CONFIG_EXPERIMENTAL=y +CONFIG_BROKEN_ON_SMP=y +CONFIG_LOCK_KERNEL=y +CONFIG_INIT_ENV_ARG_LIMIT=32 +CONFIG_LOCALVERSION="" +# CONFIG_LOCALVERSION_AUTO is not set +CONFIG_SWAP=y +CONFIG_SYSVIPC=y +CONFIG_SYSVIPC_SYSCTL=y +# CONFIG_POSIX_MQUEUE is not set +CONFIG_BSD_PROCESS_ACCT=y +# CONFIG_BSD_PROCESS_ACCT_V3 is not set +# CONFIG_TASKSTATS is not set +# CONFIG_AUDIT is not set +# CONFIG_IKCONFIG is not set +CONFIG_LOG_BUF_SHIFT=14 +# CONFIG_CGROUPS is not set +CONFIG_GROUP_SCHED=y +CONFIG_FAIR_GROUP_SCHED=y +# CONFIG_RT_GROUP_SCHED is not set +CONFIG_USER_SCHED=y +# CONFIG_CGROUP_SCHED is not set +CONFIG_SYSFS_DEPRECATED=y +CONFIG_SYSFS_DEPRECATED_V2=y +# CONFIG_RELAY is not set +# CONFIG_NAMESPACES is not set +# CONFIG_BLK_DEV_INITRD is not set +CONFIG_CC_OPTIMIZE_FOR_SIZE=y +CONFIG_SYSCTL=y +CONFIG_EMBEDDED=y +CONFIG_UID16=y +CONFIG_SYSCTL_SYSCALL=y +CONFIG_SYSCTL_SYSCALL_CHECK=y +# CONFIG_KALLSYMS is not set +CONFIG_HOTPLUG=y +CONFIG_PRINTK=y +CONFIG_BUG=y +CONFIG_ELF_CORE=y +CONFIG_COMPAT_BRK=y +CONFIG_BASE_FULL=y +CONFIG_FUTEX=y +CONFIG_ANON_INODES=y +CONFIG_EPOLL=y +CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y +CONFIG_EVENTFD=y +CONFIG_SHMEM=y +CONFIG_VM_EVENT_COUNTERS=y +CONFIG_SLAB=y +# CONFIG_SLUB is not set +# CONFIG_SLOB is not set +# CONFIG_PROFILING is not set +# CONFIG_MARKERS is not set +CONFIG_HAVE_OPROFILE=y +# CONFIG_HAVE_KPROBES is not set +# CONFIG_HAVE_KRETPROBES is not set +# CONFIG_HAVE_DMA_ATTRS is not set +CONFIG_PROC_PAGE_MONITOR=y +CONFIG_SLABINFO=y +CONFIG_RT_MUTEXES=y +# CONFIG_TINY_SHMEM is not set +CONFIG_BASE_SMALL=0 +CONFIG_MODULES=y +# CONFIG_MODULE_FORCE_LOAD is not set +CONFIG_MODULE_UNLOAD=y +# CONFIG_MODULE_FORCE_UNLOAD is not set +# CONFIG_MODVERSIONS is not set +# CONFIG_MODULE_SRCVERSION_ALL is not set +CONFIG_KMOD=y +CONFIG_BLOCK=y +# CONFIG_LBD is not set +# CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_LSF is not set +# CONFIG_BLK_DEV_BSG is not set + +# +# IO Schedulers +# +CONFIG_IOSCHED_NOOP=y +CONFIG_IOSCHED_AS=y +CONFIG_IOSCHED_DEADLINE=y +CONFIG_IOSCHED_CFQ=y +# CONFIG_DEFAULT_AS is not set +# CONFIG_DEFAULT_DEADLINE is not set +CONFIG_DEFAULT_CFQ=y +# CONFIG_DEFAULT_NOOP is not set +CONFIG_DEFAULT_IOSCHED="cfq" +CONFIG_CLASSIC_RCU=y + +# +# System type +# +CONFIG_CPU_SH4=y +CONFIG_CPU_SH4A=y +CONFIG_CPU_SHX2=y +# CONFIG_CPU_SUBTYPE_SH7619 is not set +# CONFIG_CPU_SUBTYPE_SH7203 is not set +# CONFIG_CPU_SUBTYPE_SH7206 is not set +# CONFIG_CPU_SUBTYPE_SH7263 is not set +# CONFIG_CPU_SUBTYPE_MXG is not set +# CONFIG_CPU_SUBTYPE_SH7705 is not set +# CONFIG_CPU_SUBTYPE_SH7706 is not set +# CONFIG_CPU_SUBTYPE_SH7707 is not set +# CONFIG_CPU_SUBTYPE_SH7708 is not set +# CONFIG_CPU_SUBTYPE_SH7709 is not set +# CONFIG_CPU_SUBTYPE_SH7710 is not set +# CONFIG_CPU_SUBTYPE_SH7712 is not set +# CONFIG_CPU_SUBTYPE_SH7720 is not set +# CONFIG_CPU_SUBTYPE_SH7721 is not set +# CONFIG_CPU_SUBTYPE_SH7750 is not set +# CONFIG_CPU_SUBTYPE_SH7091 is not set +# CONFIG_CPU_SUBTYPE_SH7750R is not set +# CONFIG_CPU_SUBTYPE_SH7750S is not set +# CONFIG_CPU_SUBTYPE_SH7751 is not set +# CONFIG_CPU_SUBTYPE_SH7751R is not set +# CONFIG_CPU_SUBTYPE_SH7760 is not set +# CONFIG_CPU_SUBTYPE_SH4_202 is not set +CONFIG_CPU_SUBTYPE_SH7723=y +# CONFIG_CPU_SUBTYPE_SH7763 is not set +# CONFIG_CPU_SUBTYPE_SH7770 is not set +# CONFIG_CPU_SUBTYPE_SH7780 is not set +# CONFIG_CPU_SUBTYPE_SH7785 is not set +# CONFIG_CPU_SUBTYPE_SHX3 is not set +# CONFIG_CPU_SUBTYPE_SH7343 is not set +# CONFIG_CPU_SUBTYPE_SH7722 is not set +# CONFIG_CPU_SUBTYPE_SH7366 is not set +# CONFIG_CPU_SUBTYPE_SH5_101 is not set +# CONFIG_CPU_SUBTYPE_SH5_103 is not set + +# +# Memory management options +# +CONFIG_QUICKLIST=y +CONFIG_MMU=y +CONFIG_PAGE_OFFSET=0x80000000 +CONFIG_MEMORY_START=0x08000000 +CONFIG_MEMORY_SIZE=0x08000000 +CONFIG_29BIT=y +# CONFIG_X2TLB is not set +CONFIG_VSYSCALL=y +CONFIG_ARCH_FLATMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_DEFAULT=y +CONFIG_MAX_ACTIVE_REGIONS=1 +CONFIG_ARCH_POPULATES_NODE_MAP=y +CONFIG_ARCH_SELECT_MEMORY_MODEL=y +CONFIG_PAGE_SIZE_4KB=y +# CONFIG_PAGE_SIZE_8KB is not set +# CONFIG_PAGE_SIZE_16KB is not set +# CONFIG_PAGE_SIZE_64KB is not set +CONFIG_SELECT_MEMORY_MODEL=y +CONFIG_FLATMEM_MANUAL=y +# CONFIG_DISCONTIGMEM_MANUAL is not set +# CONFIG_SPARSEMEM_MANUAL is not set +CONFIG_FLATMEM=y +CONFIG_FLAT_NODE_MEM_MAP=y +CONFIG_SPARSEMEM_STATIC=y +# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set +CONFIG_PAGEFLAGS_EXTENDED=y +CONFIG_SPLIT_PTLOCK_CPUS=4 +# CONFIG_RESOURCES_64BIT is not set +CONFIG_ZONE_DMA_FLAG=0 +CONFIG_NR_QUICK=2 + +# +# Cache configuration +# +# CONFIG_SH_DIRECT_MAPPED is not set +CONFIG_CACHE_WRITEBACK=y +# CONFIG_CACHE_WRITETHROUGH is not set +# CONFIG_CACHE_OFF is not set + +# +# Processor features +# +CONFIG_CPU_LITTLE_ENDIAN=y +# CONFIG_CPU_BIG_ENDIAN is not set +CONFIG_SH_FPU=y +# CONFIG_SH_STORE_QUEUES is not set +CONFIG_CPU_HAS_INTEVT=y +CONFIG_CPU_HAS_SR_RB=y +CONFIG_CPU_HAS_PTEA=y +CONFIG_CPU_HAS_FPU=y + +# +# Board support +# +CONFIG_SH_AP325RXA=y + +# +# Timer and clock configuration +# +CONFIG_SH_TMU=y +CONFIG_SH_TIMER_IRQ=16 +CONFIG_SH_PCLK_FREQ=33333333 +CONFIG_TICK_ONESHOT=y +# CONFIG_NO_HZ is not set +CONFIG_HIGH_RES_TIMERS=y +CONFIG_GENERIC_CLOCKEVENTS_BUILD=y + +# +# CPU Frequency scaling +# +# CONFIG_CPU_FREQ is not set + +# +# DMA support +# +# CONFIG_SH_DMA is not set + +# +# Companion Chips +# + +# +# Additional SuperH Device Drivers +# +# CONFIG_HEARTBEAT is not set +# CONFIG_PUSH_SWITCH is not set + +# +# Kernel features +# +# CONFIG_HZ_100 is not set +CONFIG_HZ_250=y +# CONFIG_HZ_300 is not set +# CONFIG_HZ_1000 is not set +CONFIG_HZ=250 +# CONFIG_SCHED_HRTICK is not set +# CONFIG_KEXEC is not set +# CONFIG_CRASH_DUMP is not set +# CONFIG_PREEMPT_NONE is not set +# CONFIG_PREEMPT_VOLUNTARY is not set +CONFIG_PREEMPT=y +# CONFIG_PREEMPT_RCU is not set +CONFIG_GUSA=y + +# +# Boot options +# +CONFIG_ZERO_PAGE_OFFSET=0x00001000 +CONFIG_BOOT_LINK_OFFSET=0x00800000 +CONFIG_CMDLINE_BOOL=y +CONFIG_CMDLINE="console=tty1 console=ttySC5,38400 root=/dev/nfs ip=dhcp" + +# +# Bus options +# +# CONFIG_ARCH_SUPPORTS_MSI is not set +# CONFIG_PCCARD is not set + +# +# Executable file formats +# +CONFIG_BINFMT_ELF=y +# CONFIG_BINFMT_MISC is not set + +# +# Networking +# +CONFIG_NET=y + +# +# Networking options +# +CONFIG_PACKET=y +# CONFIG_PACKET_MMAP is not set +CONFIG_UNIX=y +# CONFIG_NET_KEY is not set +CONFIG_INET=y +# CONFIG_IP_MULTICAST is not set +CONFIG_IP_ADVANCED_ROUTER=y +CONFIG_ASK_IP_FIB_HASH=y +# CONFIG_IP_FIB_TRIE is not set +CONFIG_IP_FIB_HASH=y +# CONFIG_IP_MULTIPLE_TABLES is not set +# CONFIG_IP_ROUTE_MULTIPATH is not set +# CONFIG_IP_ROUTE_VERBOSE is not set +CONFIG_IP_PNP=y +CONFIG_IP_PNP_DHCP=y +# CONFIG_IP_PNP_BOOTP is not set +# CONFIG_IP_PNP_RARP is not set +# CONFIG_NET_IPIP is not set +# CONFIG_NET_IPGRE is not set +# CONFIG_ARPD is not set +# CONFIG_SYN_COOKIES is not set +# CONFIG_INET_AH is not set +# CONFIG_INET_ESP is not set +# CONFIG_INET_IPCOMP is not set +# CONFIG_INET_XFRM_TUNNEL is not set +# CONFIG_INET_TUNNEL is not set +# CONFIG_INET_XFRM_MODE_TRANSPORT is not set +# CONFIG_INET_XFRM_MODE_TUNNEL is not set +# CONFIG_INET_XFRM_MODE_BEET is not set +# CONFIG_INET_LRO is not set +CONFIG_INET_DIAG=y +CONFIG_INET_TCP_DIAG=y +# CONFIG_TCP_CONG_ADVANCED is not set +CONFIG_TCP_CONG_CUBIC=y +CONFIG_DEFAULT_TCP_CONG="cubic" +# CONFIG_TCP_MD5SIG is not set +# CONFIG_IPV6 is not set +# CONFIG_NETWORK_SECMARK is not set +# CONFIG_NETFILTER is not set +# CONFIG_IP_DCCP is not set +# CONFIG_IP_SCTP is not set +# CONFIG_TIPC is not set +# CONFIG_ATM is not set +# CONFIG_BRIDGE is not set +# CONFIG_VLAN_8021Q is not set +# CONFIG_DECNET is not set +# CONFIG_LLC2 is not set +# CONFIG_IPX is not set +# CONFIG_ATALK is not set +# CONFIG_X25 is not set +# CONFIG_LAPB is not set +# CONFIG_ECONET is not set +# CONFIG_WAN_ROUTER is not set +# CONFIG_NET_SCHED is not set + +# +# Network testing +# +# CONFIG_NET_PKTGEN is not set +# CONFIG_HAMRADIO is not set +# CONFIG_CAN is not set +# CONFIG_IRDA is not set +# CONFIG_BT is not set +# CONFIG_AF_RXRPC is not set + +# +# Wireless +# +# CONFIG_CFG80211 is not set +# CONFIG_WIRELESS_EXT is not set +# CONFIG_MAC80211 is not set +# CONFIG_IEEE80211 is not set +# CONFIG_RFKILL is not set +# CONFIG_NET_9P is not set + +# +# Device Drivers +# + +# +# Generic Driver Options +# +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +CONFIG_STANDALONE=y +CONFIG_PREVENT_FIRMWARE_BUILD=y +CONFIG_FW_LOADER=y +# CONFIG_SYS_HYPERVISOR is not set +# CONFIG_CONNECTOR is not set +CONFIG_MTD=y +# CONFIG_MTD_DEBUG is not set +CONFIG_MTD_CONCAT=y +CONFIG_MTD_PARTITIONS=y +# CONFIG_MTD_REDBOOT_PARTS is not set +CONFIG_MTD_CMDLINE_PARTS=y +# CONFIG_MTD_AR7_PARTS is not set + +# +# User Modules And Translation Layers +# +CONFIG_MTD_CHAR=y +CONFIG_MTD_BLKDEVS=y +CONFIG_MTD_BLOCK=y +# CONFIG_FTL is not set +# CONFIG_NFTL is not set +# CONFIG_INFTL is not set +# CONFIG_RFD_FTL is not set +# CONFIG_SSFDC is not set +# CONFIG_MTD_OOPS is not set + +# +# RAM/ROM/Flash chip drivers +# +CONFIG_MTD_CFI=y +# CONFIG_MTD_JEDECPROBE is not set +CONFIG_MTD_GEN_PROBE=y +# CONFIG_MTD_CFI_ADV_OPTIONS is not set +CONFIG_MTD_MAP_BANK_WIDTH_1=y +CONFIG_MTD_MAP_BANK_WIDTH_2=y +CONFIG_MTD_MAP_BANK_WIDTH_4=y +# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set +CONFIG_MTD_CFI_I1=y +CONFIG_MTD_CFI_I2=y +# CONFIG_MTD_CFI_I4 is not set +# CONFIG_MTD_CFI_I8 is not set +# CONFIG_MTD_CFI_INTELEXT is not set +CONFIG_MTD_CFI_AMDSTD=y +# CONFIG_MTD_CFI_STAA is not set +CONFIG_MTD_CFI_UTIL=y +# CONFIG_MTD_RAM is not set +# CONFIG_MTD_ROM is not set +# CONFIG_MTD_ABSENT is not set + +# +# Mapping drivers for chip access +# +# CONFIG_MTD_COMPLEX_MAPPINGS is not set +CONFIG_MTD_PHYSMAP=y +CONFIG_MTD_PHYSMAP_START=0xffffffff +CONFIG_MTD_PHYSMAP_LEN=0 +CONFIG_MTD_PHYSMAP_BANKWIDTH=0 +# CONFIG_MTD_PLATRAM is not set + +# +# Self-contained MTD device drivers +# +# CONFIG_MTD_SLRAM is not set +# CONFIG_MTD_PHRAM is not set +# CONFIG_MTD_MTDRAM is not set +# CONFIG_MTD_BLOCK2MTD is not set + +# +# Disk-On-Chip Device Drivers +# +# CONFIG_MTD_DOC2000 is not set +# CONFIG_MTD_DOC2001 is not set +# CONFIG_MTD_DOC2001PLUS is not set +# CONFIG_MTD_NAND is not set +# CONFIG_MTD_ONENAND is not set + +# +# UBI - Unsorted block images +# +# CONFIG_MTD_UBI is not set +# CONFIG_PARPORT is not set +CONFIG_BLK_DEV=y +# CONFIG_BLK_DEV_COW_COMMON is not set +# CONFIG_BLK_DEV_LOOP is not set +# CONFIG_BLK_DEV_NBD is not set +CONFIG_BLK_DEV_RAM=y +CONFIG_BLK_DEV_RAM_COUNT=4 +CONFIG_BLK_DEV_RAM_SIZE=4096 +# CONFIG_BLK_DEV_XIP is not set +# CONFIG_CDROM_PKTCDVD is not set +# CONFIG_ATA_OVER_ETH is not set +CONFIG_MISC_DEVICES=y +# CONFIG_EEPROM_93CX6 is not set +# CONFIG_ENCLOSURE_SERVICES is not set +CONFIG_HAVE_IDE=y +# CONFIG_IDE is not set + +# +# SCSI device support +# +# CONFIG_RAID_ATTRS is not set +CONFIG_SCSI=y +CONFIG_SCSI_DMA=y +# CONFIG_SCSI_TGT is not set +# CONFIG_SCSI_NETLINK is not set +CONFIG_SCSI_PROC_FS=y + +# +# SCSI support type (disk, tape, CD-ROM) +# +CONFIG_BLK_DEV_SD=y +# CONFIG_CHR_DEV_ST is not set +# CONFIG_CHR_DEV_OSST is not set +# CONFIG_BLK_DEV_SR is not set +# CONFIG_CHR_DEV_SG is not set +# CONFIG_CHR_DEV_SCH is not set + +# +# Some SCSI devices (e.g. CD jukebox) support multiple LUNs +# +# CONFIG_SCSI_MULTI_LUN is not set +# CONFIG_SCSI_CONSTANTS is not set +# CONFIG_SCSI_LOGGING is not set +# CONFIG_SCSI_SCAN_ASYNC is not set +CONFIG_SCSI_WAIT_SCAN=m + +# +# SCSI Transports +# +# CONFIG_SCSI_SPI_ATTRS is not set +# CONFIG_SCSI_FC_ATTRS is not set +# CONFIG_SCSI_ISCSI_ATTRS is not set +# CONFIG_SCSI_SAS_LIBSAS is not set +# CONFIG_SCSI_SRP_ATTRS is not set +CONFIG_SCSI_LOWLEVEL=y +# CONFIG_ISCSI_TCP is not set +# CONFIG_SCSI_DEBUG is not set +# CONFIG_ATA is not set +# CONFIG_MD is not set +CONFIG_NETDEVICES=y +# CONFIG_NETDEVICES_MULTIQUEUE is not set +# CONFIG_DUMMY is not set +# CONFIG_BONDING is not set +# CONFIG_MACVLAN is not set +# CONFIG_EQUALIZER is not set +# CONFIG_TUN is not set +# CONFIG_VETH is not set +# CONFIG_PHYLIB is not set +CONFIG_NET_ETHERNET=y +CONFIG_MII=y +# CONFIG_AX88796 is not set +# CONFIG_STNIC is not set +# CONFIG_SMC91X is not set +CONFIG_SMC911X=y +# CONFIG_IBM_NEW_EMAC_ZMII is not set +# CONFIG_IBM_NEW_EMAC_RGMII is not set +# CONFIG_IBM_NEW_EMAC_TAH is not set +# CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_B44 is not set +# CONFIG_NETDEV_1000 is not set +# CONFIG_NETDEV_10000 is not set + +# +# Wireless LAN +# +# CONFIG_WLAN_PRE80211 is not set +# CONFIG_WLAN_80211 is not set +# CONFIG_IWLWIFI_LEDS is not set +# CONFIG_WAN is not set +# CONFIG_PPP is not set +# CONFIG_SLIP is not set +# CONFIG_NETCONSOLE is not set +# CONFIG_NETPOLL is not set +# CONFIG_NET_POLL_CONTROLLER is not set +# CONFIG_ISDN is not set +# CONFIG_PHONE is not set + +# +# Input device support +# +CONFIG_INPUT=y +# CONFIG_INPUT_FF_MEMLESS is not set +# CONFIG_INPUT_POLLDEV is not set + +# +# Userland interfaces +# +# CONFIG_INPUT_MOUSEDEV is not set +# CONFIG_INPUT_JOYDEV is not set +# CONFIG_INPUT_EVDEV is not set +# CONFIG_INPUT_EVBUG is not set + +# +# Input Device Drivers +# +# CONFIG_INPUT_KEYBOARD is not set +# CONFIG_INPUT_MOUSE is not set +# CONFIG_INPUT_JOYSTICK is not set +# CONFIG_INPUT_TABLET is not set +# CONFIG_INPUT_TOUCHSCREEN is not set +# CONFIG_INPUT_MISC is not set + +# +# Hardware I/O ports +# +# CONFIG_SERIO is not set +# CONFIG_GAMEPORT is not set + +# +# Character devices +# +CONFIG_VT=y +CONFIG_VT_CONSOLE=y +CONFIG_HW_CONSOLE=y +CONFIG_VT_HW_CONSOLE_BINDING=y +CONFIG_DEVKMEM=y +# CONFIG_SERIAL_NONSTANDARD is not set + +# +# Serial drivers +# +# CONFIG_SERIAL_8250 is not set + +# +# Non-8250 serial port support +# +CONFIG_SERIAL_SH_SCI=y +CONFIG_SERIAL_SH_SCI_NR_UARTS=6 +CONFIG_SERIAL_SH_SCI_CONSOLE=y +CONFIG_SERIAL_CORE=y +CONFIG_SERIAL_CORE_CONSOLE=y +CONFIG_UNIX98_PTYS=y +CONFIG_LEGACY_PTYS=y +CONFIG_LEGACY_PTY_COUNT=256 +# CONFIG_IPMI_HANDLER is not set +CONFIG_HW_RANDOM=y +# CONFIG_R3964 is not set +# CONFIG_RAW_DRIVER is not set +# CONFIG_TCG_TPM is not set +# CONFIG_I2C is not set +# CONFIG_SPI is not set +# CONFIG_W1 is not set +# CONFIG_POWER_SUPPLY is not set +# CONFIG_HWMON is not set +# CONFIG_THERMAL is not set +# CONFIG_WATCHDOG is not set + +# +# Sonics Silicon Backplane +# +CONFIG_SSB_POSSIBLE=y +# CONFIG_SSB is not set + +# +# Multifunction device drivers +# +# CONFIG_MFD_SM501 is not set +# CONFIG_HTC_PASIC3 is not set + +# +# Multimedia devices +# + +# +# Multimedia core support +# +# CONFIG_VIDEO_DEV is not set +# CONFIG_DVB_CORE is not set +# CONFIG_VIDEO_MEDIA is not set + +# +# Multimedia drivers +# +# CONFIG_DAB is not set + +# +# Graphics support +# +# CONFIG_VGASTATE is not set +# CONFIG_VIDEO_OUTPUT_CONTROL is not set +# CONFIG_FB is not set +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set + +# +# Display device support +# +# CONFIG_DISPLAY_SUPPORT is not set + +# +# Console display driver support +# +CONFIG_DUMMY_CONSOLE=y + +# +# Sound +# +# CONFIG_SOUND is not set +# CONFIG_HID_SUPPORT is not set +# CONFIG_USB_SUPPORT is not set +# CONFIG_MMC is not set +# CONFIG_MEMSTICK is not set +# CONFIG_NEW_LEDS is not set +# CONFIG_ACCESSIBILITY is not set +# CONFIG_RTC_CLASS is not set +# CONFIG_UIO is not set + +# +# File systems +# +CONFIG_EXT2_FS=y +CONFIG_EXT2_FS_XATTR=y +CONFIG_EXT2_FS_POSIX_ACL=y +CONFIG_EXT2_FS_SECURITY=y +# CONFIG_EXT2_FS_XIP is not set +CONFIG_EXT3_FS=y +CONFIG_EXT3_FS_XATTR=y +CONFIG_EXT3_FS_POSIX_ACL=y +CONFIG_EXT3_FS_SECURITY=y +# CONFIG_EXT4DEV_FS is not set +CONFIG_JBD=y +CONFIG_FS_MBCACHE=y +# CONFIG_REISERFS_FS is not set +# CONFIG_JFS_FS is not set +CONFIG_FS_POSIX_ACL=y +# CONFIG_XFS_FS is not set +# CONFIG_OCFS2_FS is not set +CONFIG_DNOTIFY=y +CONFIG_INOTIFY=y +CONFIG_INOTIFY_USER=y +# CONFIG_QUOTA is not set +# CONFIG_AUTOFS_FS is not set +# CONFIG_AUTOFS4_FS is not set +# CONFIG_FUSE_FS is not set + +# +# CD-ROM/DVD Filesystems +# +# CONFIG_ISO9660_FS is not set +# CONFIG_UDF_FS is not set + +# +# DOS/FAT/NT Filesystems +# +CONFIG_FAT_FS=y +# CONFIG_MSDOS_FS is not set +CONFIG_VFAT_FS=y +CONFIG_FAT_DEFAULT_CODEPAGE=437 +CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" +# CONFIG_NTFS_FS is not set + +# +# Pseudo filesystems +# +CONFIG_PROC_FS=y +CONFIG_PROC_KCORE=y +CONFIG_PROC_SYSCTL=y +CONFIG_SYSFS=y +CONFIG_TMPFS=y +# CONFIG_TMPFS_POSIX_ACL is not set +# CONFIG_HUGETLBFS is not set +# CONFIG_HUGETLB_PAGE is not set +# CONFIG_CONFIGFS_FS is not set + +# +# Miscellaneous filesystems +# +# CONFIG_ADFS_FS is not set +# CONFIG_AFFS_FS is not set +# CONFIG_HFS_FS is not set +# CONFIG_HFSPLUS_FS is not set +# CONFIG_BEFS_FS is not set +# CONFIG_BFS_FS is not set +# CONFIG_EFS_FS is not set +# CONFIG_JFFS2_FS is not set +# CONFIG_CRAMFS is not set +# CONFIG_VXFS_FS is not set +# CONFIG_MINIX_FS is not set +# CONFIG_HPFS_FS is not set +# CONFIG_QNX4FS_FS is not set +# CONFIG_ROMFS_FS is not set +# CONFIG_SYSV_FS is not set +# CONFIG_UFS_FS is not set +CONFIG_NETWORK_FILESYSTEMS=y +CONFIG_NFS_FS=y +CONFIG_NFS_V3=y +# CONFIG_NFS_V3_ACL is not set +# CONFIG_NFS_V4 is not set +CONFIG_NFSD=y +CONFIG_NFSD_V3=y +# CONFIG_NFSD_V3_ACL is not set +# CONFIG_NFSD_V4 is not set +CONFIG_ROOT_NFS=y +CONFIG_LOCKD=y +CONFIG_LOCKD_V4=y +CONFIG_EXPORTFS=y +CONFIG_NFS_COMMON=y +CONFIG_SUNRPC=y +# CONFIG_SUNRPC_BIND34 is not set +# CONFIG_RPCSEC_GSS_KRB5 is not set +# CONFIG_RPCSEC_GSS_SPKM3 is not set +# CONFIG_SMB_FS is not set +# CONFIG_CIFS is not set +# CONFIG_NCP_FS is not set +# CONFIG_CODA_FS is not set +# CONFIG_AFS_FS is not set + +# +# Partition Types +# +# CONFIG_PARTITION_ADVANCED is not set +CONFIG_MSDOS_PARTITION=y +CONFIG_NLS=y +CONFIG_NLS_DEFAULT="iso8859-1" +CONFIG_NLS_CODEPAGE_437=y +# CONFIG_NLS_CODEPAGE_737 is not set +# CONFIG_NLS_CODEPAGE_775 is not set +# CONFIG_NLS_CODEPAGE_850 is not set +# CONFIG_NLS_CODEPAGE_852 is not set +# CONFIG_NLS_CODEPAGE_855 is not set +# CONFIG_NLS_CODEPAGE_857 is not set +# CONFIG_NLS_CODEPAGE_860 is not set +# CONFIG_NLS_CODEPAGE_861 is not set +# CONFIG_NLS_CODEPAGE_862 is not set +# CONFIG_NLS_CODEPAGE_863 is not set +# CONFIG_NLS_CODEPAGE_864 is not set +# CONFIG_NLS_CODEPAGE_865 is not set +# CONFIG_NLS_CODEPAGE_866 is not set +# CONFIG_NLS_CODEPAGE_869 is not set +# CONFIG_NLS_CODEPAGE_936 is not set +# CONFIG_NLS_CODEPAGE_950 is not set +CONFIG_NLS_CODEPAGE_932=y +# CONFIG_NLS_CODEPAGE_949 is not set +# CONFIG_NLS_CODEPAGE_874 is not set +# CONFIG_NLS_ISO8859_8 is not set +# CONFIG_NLS_CODEPAGE_1250 is not set +# CONFIG_NLS_CODEPAGE_1251 is not set +# CONFIG_NLS_ASCII is not set +CONFIG_NLS_ISO8859_1=y +# CONFIG_NLS_ISO8859_2 is not set +# CONFIG_NLS_ISO8859_3 is not set +# CONFIG_NLS_ISO8859_4 is not set +# CONFIG_NLS_ISO8859_5 is not set +# CONFIG_NLS_ISO8859_6 is not set +# CONFIG_NLS_ISO8859_7 is not set +# CONFIG_NLS_ISO8859_9 is not set +# CONFIG_NLS_ISO8859_13 is not set +# CONFIG_NLS_ISO8859_14 is not set +# CONFIG_NLS_ISO8859_15 is not set +# CONFIG_NLS_KOI8_R is not set +# CONFIG_NLS_KOI8_U is not set +# CONFIG_NLS_UTF8 is not set +# CONFIG_DLM is not set + +# +# Kernel hacking +# +CONFIG_TRACE_IRQFLAGS_SUPPORT=y +# CONFIG_PRINTK_TIME is not set +CONFIG_ENABLE_WARN_DEPRECATED=y +# CONFIG_ENABLE_MUST_CHECK is not set +CONFIG_FRAME_WARN=1024 +# CONFIG_MAGIC_SYSRQ is not set +# CONFIG_UNUSED_SYMBOLS is not set +# CONFIG_DEBUG_FS is not set +# CONFIG_HEADERS_CHECK is not set +# CONFIG_DEBUG_KERNEL is not set +# CONFIG_DEBUG_BUGVERBOSE is not set +# CONFIG_SAMPLES is not set +# CONFIG_SH_STANDARD_BIOS is not set +# CONFIG_EARLY_SCIF_CONSOLE is not set +# CONFIG_SH_KGDB is not set + +# +# Security options +# +# CONFIG_KEYS is not set +# CONFIG_SECURITY is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set +CONFIG_CRYPTO=y + +# +# Crypto core or helper +# +CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_BLKCIPHER=y +CONFIG_CRYPTO_MANAGER=y +# CONFIG_CRYPTO_GF128MUL is not set +# CONFIG_CRYPTO_NULL is not set +# CONFIG_CRYPTO_CRYPTD is not set +# CONFIG_CRYPTO_AUTHENC is not set +# CONFIG_CRYPTO_TEST is not set + +# +# Authenticated Encryption with Associated Data +# +# CONFIG_CRYPTO_CCM is not set +# CONFIG_CRYPTO_GCM is not set +# CONFIG_CRYPTO_SEQIV is not set + +# +# Block modes +# +CONFIG_CRYPTO_CBC=y +# CONFIG_CRYPTO_CTR is not set +# CONFIG_CRYPTO_CTS is not set +# CONFIG_CRYPTO_ECB is not set +# CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_PCBC is not set +# CONFIG_CRYPTO_XTS is not set + +# +# Hash modes +# +# CONFIG_CRYPTO_HMAC is not set +# CONFIG_CRYPTO_XCBC is not set + +# +# Digest +# +# CONFIG_CRYPTO_CRC32C is not set +# CONFIG_CRYPTO_MD4 is not set +# CONFIG_CRYPTO_MD5 is not set +# CONFIG_CRYPTO_MICHAEL_MIC is not set +# CONFIG_CRYPTO_SHA1 is not set +# CONFIG_CRYPTO_SHA256 is not set +# CONFIG_CRYPTO_SHA512 is not set +# CONFIG_CRYPTO_TGR192 is not set +# CONFIG_CRYPTO_WP512 is not set + +# +# Ciphers +# +# CONFIG_CRYPTO_AES is not set +# CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_ARC4 is not set +# CONFIG_CRYPTO_BLOWFISH is not set +# CONFIG_CRYPTO_CAMELLIA is not set +# CONFIG_CRYPTO_CAST5 is not set +# CONFIG_CRYPTO_CAST6 is not set +# CONFIG_CRYPTO_DES is not set +# CONFIG_CRYPTO_FCRYPT is not set +# CONFIG_CRYPTO_KHAZAD is not set +# CONFIG_CRYPTO_SALSA20 is not set +# CONFIG_CRYPTO_SEED is not set +# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_TEA is not set +# CONFIG_CRYPTO_TWOFISH is not set + +# +# Compression +# +# CONFIG_CRYPTO_DEFLATE is not set +# CONFIG_CRYPTO_LZO is not set +CONFIG_CRYPTO_HW=y + +# +# Library routines +# +CONFIG_BITREVERSE=y +# CONFIG_GENERIC_FIND_FIRST_BIT is not set +# CONFIG_CRC_CCITT is not set +# CONFIG_CRC16 is not set +# CONFIG_CRC_ITU_T is not set +CONFIG_CRC32=y +# CONFIG_CRC7 is not set +# CONFIG_LIBCRC32C is not set +CONFIG_PLIST=y +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT=y +CONFIG_HAS_DMA=y diff --git a/arch/sh/configs/se7343_defconfig b/arch/sh/configs/se7343_defconfig index 84c0075..7b72736 100644 --- a/arch/sh/configs/se7343_defconfig +++ b/arch/sh/configs/se7343_defconfig @@ -1,40 +1,55 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.18 -# Tue Oct 3 11:46:17 2006 +# Linux kernel version: 2.6.26-rc8 +# Mon Jul 7 13:12:45 2008 # CONFIG_SUPERH=y +CONFIG_SUPERH32=y CONFIG_RWSEM_GENERIC_SPINLOCK=y +CONFIG_GENERIC_BUG=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_HWEIGHT=y CONFIG_GENERIC_HARDIRQS=y CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_CALIBRATE_DELAY=y +CONFIG_GENERIC_TIME=y +CONFIG_GENERIC_CLOCKEVENTS=y +CONFIG_STACKTRACE_SUPPORT=y +CONFIG_LOCKDEP_SUPPORT=y +# CONFIG_ARCH_HAS_ILOG2_U32 is not set +# CONFIG_ARCH_HAS_ILOG2_U64 is not set +CONFIG_ARCH_NO_VIRT_TO_BUS=y +CONFIG_ARCH_SUPPORTS_AOUT=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # -# Code maturity level options +# General setup # CONFIG_EXPERIMENTAL=y CONFIG_BROKEN_ON_SMP=y CONFIG_INIT_ENV_ARG_LIMIT=32 - -# -# General setup -# CONFIG_LOCALVERSION="" CONFIG_LOCALVERSION_AUTO=y # CONFIG_SWAP is not set CONFIG_SYSVIPC=y -# CONFIG_IPC_NS is not set +CONFIG_SYSVIPC_SYSCTL=y CONFIG_POSIX_MQUEUE=y # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set -# CONFIG_UTS_NS is not set # CONFIG_AUDIT is not set # CONFIG_IKCONFIG is not set +CONFIG_LOG_BUF_SHIFT=14 +# CONFIG_CGROUPS is not set +CONFIG_GROUP_SCHED=y +CONFIG_FAIR_GROUP_SCHED=y +# CONFIG_RT_GROUP_SCHED is not set +CONFIG_USER_SCHED=y +# CONFIG_CGROUP_SCHED is not set +CONFIG_SYSFS_DEPRECATED=y +CONFIG_SYSFS_DEPRECATED_V2=y # CONFIG_RELAY is not set -CONFIG_INITRAMFS_SOURCE="" +# CONFIG_NAMESPACES is not set +# CONFIG_BLK_DEV_INITRD is not set CONFIG_CC_OPTIMIZE_FOR_SIZE=y CONFIG_SYSCTL=y CONFIG_EMBEDDED=y @@ -46,33 +61,41 @@ CONFIG_HOTPLUG=y CONFIG_PRINTK=y CONFIG_BUG=y CONFIG_ELF_CORE=y +CONFIG_COMPAT_BRK=y CONFIG_BASE_FULL=y # CONFIG_FUTEX is not set +CONFIG_ANON_INODES=y # CONFIG_EPOLL is not set +CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y +CONFIG_EVENTFD=y # CONFIG_SHMEM is not set -CONFIG_SLAB=y CONFIG_VM_EVENT_COUNTERS=y +CONFIG_SLAB=y +# CONFIG_SLUB is not set +# CONFIG_SLOB is not set +# CONFIG_PROFILING is not set +# CONFIG_MARKERS is not set +CONFIG_HAVE_OPROFILE=y +# CONFIG_HAVE_KPROBES is not set +# CONFIG_HAVE_KRETPROBES is not set +# CONFIG_HAVE_DMA_ATTRS is not set +CONFIG_PROC_PAGE_MONITOR=y +CONFIG_SLABINFO=y CONFIG_TINY_SHMEM=y CONFIG_BASE_SMALL=0 -# CONFIG_SLOB is not set - -# -# Loadable module support -# CONFIG_MODULES=y +# CONFIG_MODULE_FORCE_LOAD is not set CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y # CONFIG_MODVERSIONS is not set # CONFIG_MODULE_SRCVERSION_ALL is not set # CONFIG_KMOD is not set - -# -# Block layer -# CONFIG_BLOCK=y # CONFIG_LBD is not set # CONFIG_BLK_DEV_IO_TRACE is not set # CONFIG_LSF is not set +# CONFIG_BLK_DEV_BSG is not set # # IO Schedulers @@ -86,62 +109,28 @@ CONFIG_DEFAULT_DEADLINE=y # CONFIG_DEFAULT_CFQ is not set # CONFIG_DEFAULT_NOOP is not set CONFIG_DEFAULT_IOSCHED="deadline" +CONFIG_CLASSIC_RCU=y # # System type # -CONFIG_SOLUTION_ENGINE=y -# CONFIG_SH_SOLUTION_ENGINE is not set -# CONFIG_SH_7751_SOLUTION_ENGINE is not set -# CONFIG_SH_7300_SOLUTION_ENGINE is not set -CONFIG_SH_7343_SOLUTION_ENGINE=y -# CONFIG_SH_73180_SOLUTION_ENGINE is not set -# CONFIG_SH_7751_SYSTEMH is not set -# CONFIG_SH_HP6XX is not set -# CONFIG_SH_EC3104 is not set -# CONFIG_SH_SATURN is not set -# CONFIG_SH_DREAMCAST is not set -# CONFIG_SH_BIGSUR is not set -# CONFIG_SH_MPC1211 is not set -# CONFIG_SH_SH03 is not set -# CONFIG_SH_SECUREEDGE5410 is not set -# CONFIG_SH_HS7751RVOIP is not set -# CONFIG_SH_7710VOIPGW is not set -# CONFIG_SH_RTS7751R2D is not set -# CONFIG_SH_R7780RP is not set -# CONFIG_SH_EDOSK7705 is not set -# CONFIG_SH_SH4202_MICRODEV is not set -# CONFIG_SH_LANDISK is not set -# CONFIG_SH_TITAN is not set -# CONFIG_SH_SHMIN is not set -# CONFIG_SH_UNKNOWN is not set - -# -# Processor selection -# CONFIG_CPU_SH4=y CONFIG_CPU_SH4A=y CONFIG_CPU_SH4AL_DSP=y - -# -# SH-2 Processor Support -# -# CONFIG_CPU_SUBTYPE_SH7604 is not set - -# -# SH-3 Processor Support -# -# CONFIG_CPU_SUBTYPE_SH7300 is not set +# CONFIG_CPU_SUBTYPE_SH7619 is not set +# CONFIG_CPU_SUBTYPE_SH7203 is not set +# CONFIG_CPU_SUBTYPE_SH7206 is not set +# CONFIG_CPU_SUBTYPE_SH7263 is not set +# CONFIG_CPU_SUBTYPE_MXG is not set # CONFIG_CPU_SUBTYPE_SH7705 is not set # CONFIG_CPU_SUBTYPE_SH7706 is not set # CONFIG_CPU_SUBTYPE_SH7707 is not set # CONFIG_CPU_SUBTYPE_SH7708 is not set # CONFIG_CPU_SUBTYPE_SH7709 is not set # CONFIG_CPU_SUBTYPE_SH7710 is not set - -# -# SH-4 Processor Support -# +# CONFIG_CPU_SUBTYPE_SH7712 is not set +# CONFIG_CPU_SUBTYPE_SH7720 is not set +# CONFIG_CPU_SUBTYPE_SH7721 is not set # CONFIG_CPU_SUBTYPE_SH7750 is not set # CONFIG_CPU_SUBTYPE_SH7091 is not set # CONFIG_CPU_SUBTYPE_SH7750R is not set @@ -150,67 +139,88 @@ CONFIG_CPU_SH4AL_DSP=y # CONFIG_CPU_SUBTYPE_SH7751R is not set # CONFIG_CPU_SUBTYPE_SH7760 is not set # CONFIG_CPU_SUBTYPE_SH4_202 is not set - -# -# ST40 Processor Support -# -# CONFIG_CPU_SUBTYPE_ST40STB1 is not set -# CONFIG_CPU_SUBTYPE_ST40GX1 is not set - -# -# SH-4A Processor Support -# +# CONFIG_CPU_SUBTYPE_SH7723 is not set +# CONFIG_CPU_SUBTYPE_SH7763 is not set # CONFIG_CPU_SUBTYPE_SH7770 is not set # CONFIG_CPU_SUBTYPE_SH7780 is not set - -# -# SH4AL-DSP Processor Support -# -# CONFIG_CPU_SUBTYPE_SH73180 is not set +# CONFIG_CPU_SUBTYPE_SH7785 is not set +# CONFIG_CPU_SUBTYPE_SHX3 is not set CONFIG_CPU_SUBTYPE_SH7343=y +# CONFIG_CPU_SUBTYPE_SH7722 is not set +# CONFIG_CPU_SUBTYPE_SH7366 is not set +# CONFIG_CPU_SUBTYPE_SH5_101 is not set +# CONFIG_CPU_SUBTYPE_SH5_103 is not set # # Memory management options # +CONFIG_QUICKLIST=y CONFIG_MMU=y CONFIG_PAGE_OFFSET=0x80000000 CONFIG_MEMORY_START=0x0c000000 CONFIG_MEMORY_SIZE=0x01000000 -CONFIG_32BIT=y +CONFIG_29BIT=y CONFIG_VSYSCALL=y +CONFIG_ARCH_FLATMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_DEFAULT=y +CONFIG_MAX_ACTIVE_REGIONS=1 +CONFIG_ARCH_POPULATES_NODE_MAP=y +CONFIG_ARCH_SELECT_MEMORY_MODEL=y +CONFIG_PAGE_SIZE_4KB=y +# CONFIG_PAGE_SIZE_8KB is not set +# CONFIG_PAGE_SIZE_16KB is not set +# CONFIG_PAGE_SIZE_64KB is not set CONFIG_SELECT_MEMORY_MODEL=y CONFIG_FLATMEM_MANUAL=y # CONFIG_DISCONTIGMEM_MANUAL is not set # CONFIG_SPARSEMEM_MANUAL is not set CONFIG_FLATMEM=y CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set +CONFIG_SPARSEMEM_STATIC=y +# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set +CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=4 # CONFIG_RESOURCES_64BIT is not set +CONFIG_ZONE_DMA_FLAG=0 +CONFIG_NR_QUICK=2 # # Cache configuration # # CONFIG_SH_DIRECT_MAPPED is not set -# CONFIG_SH_WRITETHROUGH is not set -# CONFIG_SH_OCRAM is not set +CONFIG_CACHE_WRITEBACK=y +# CONFIG_CACHE_WRITETHROUGH is not set +# CONFIG_CACHE_OFF is not set # # Processor features # CONFIG_CPU_LITTLE_ENDIAN=y -# CONFIG_SH_FPU is not set +# CONFIG_CPU_BIG_ENDIAN is not set # CONFIG_SH_FPU_EMU is not set CONFIG_SH_DSP=y # CONFIG_SH_STORE_QUEUES is not set CONFIG_CPU_HAS_INTEVT=y CONFIG_CPU_HAS_SR_RB=y +CONFIG_CPU_HAS_DSP=y + +# +# Board support +# +CONFIG_SOLUTION_ENGINE=y +CONFIG_SH_7343_SOLUTION_ENGINE=y # -# Timer support +# Timer and clock configuration # CONFIG_SH_TMU=y +CONFIG_SH_TIMER_IRQ=16 CONFIG_SH_PCLK_FREQ=27000000 +# CONFIG_TICK_ONESHOT is not set +# CONFIG_NO_HZ is not set +# CONFIG_HIGH_RES_TIMERS is not set +CONFIG_GENERIC_CLOCKEVENTS_BUILD=y # # CPU Frequency scaling @@ -225,57 +235,50 @@ CONFIG_SH_PCLK_FREQ=27000000 # # Companion Chips # -# CONFIG_HD6446X_SERIES is not set + +# +# Additional SuperH Device Drivers +# CONFIG_HEARTBEAT=y +# CONFIG_PUSH_SWITCH is not set # # Kernel features # # CONFIG_HZ_100 is not set CONFIG_HZ_250=y +# CONFIG_HZ_300 is not set # CONFIG_HZ_1000 is not set CONFIG_HZ=250 +# CONFIG_SCHED_HRTICK is not set # CONFIG_KEXEC is not set -# CONFIG_SMP is not set +# CONFIG_CRASH_DUMP is not set CONFIG_PREEMPT_NONE=y # CONFIG_PREEMPT_VOLUNTARY is not set # CONFIG_PREEMPT is not set +CONFIG_GUSA=y # # Boot options # CONFIG_ZERO_PAGE_OFFSET=0x00001000 CONFIG_BOOT_LINK_OFFSET=0x00800000 -# CONFIG_UBC_WAKEUP is not set # CONFIG_CMDLINE_BOOL is not set # # Bus options # -# CONFIG_PCI is not set - -# -# PCCARD (PCMCIA/CardBus) support -# +# CONFIG_CF_ENABLER is not set +# CONFIG_ARCH_SUPPORTS_MSI is not set # CONFIG_PCCARD is not set # -# PCI Hotplug Support -# - -# # Executable file formats # CONFIG_BINFMT_ELF=y -# CONFIG_BINFMT_FLAT is not set # CONFIG_BINFMT_MISC is not set # -# Power management options (EXPERIMENTAL) -# -# CONFIG_PM is not set - -# # Networking # CONFIG_NET=y @@ -283,22 +286,20 @@ CONFIG_NET=y # # Networking options # -# CONFIG_NETDEBUG is not set CONFIG_PACKET=y CONFIG_PACKET_MMAP=y CONFIG_UNIX=y CONFIG_XFRM=y # CONFIG_XFRM_USER is not set # CONFIG_XFRM_SUB_POLICY is not set +# CONFIG_XFRM_MIGRATE is not set +# CONFIG_XFRM_STATISTICS is not set # CONFIG_NET_KEY is not set CONFIG_INET=y # CONFIG_IP_MULTICAST is not set # CONFIG_IP_ADVANCED_ROUTER is not set CONFIG_IP_FIB_HASH=y -CONFIG_IP_PNP=y -CONFIG_IP_PNP_DHCP=y -# CONFIG_IP_PNP_BOOTP is not set -# CONFIG_IP_PNP_RARP is not set +# CONFIG_IP_PNP is not set # CONFIG_NET_IPIP is not set # CONFIG_NET_IPGRE is not set # CONFIG_ARPD is not set @@ -310,29 +311,18 @@ CONFIG_SYN_COOKIES=y # CONFIG_INET_TUNNEL is not set CONFIG_INET_XFRM_MODE_TRANSPORT=y CONFIG_INET_XFRM_MODE_TUNNEL=y +CONFIG_INET_XFRM_MODE_BEET=y +# CONFIG_INET_LRO is not set # CONFIG_INET_DIAG is not set # CONFIG_TCP_CONG_ADVANCED is not set CONFIG_TCP_CONG_CUBIC=y CONFIG_DEFAULT_TCP_CONG="cubic" +# CONFIG_TCP_MD5SIG is not set # CONFIG_IPV6 is not set -# CONFIG_INET6_XFRM_TUNNEL is not set -# CONFIG_INET6_TUNNEL is not set # CONFIG_NETWORK_SECMARK is not set # CONFIG_NETFILTER is not set - -# -# DCCP Configuration (EXPERIMENTAL) -# # CONFIG_IP_DCCP is not set - -# -# SCTP Configuration (EXPERIMENTAL) -# # CONFIG_IP_SCTP is not set - -# -# TIPC Configuration (EXPERIMENTAL) -# # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set @@ -345,10 +335,6 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_LAPB is not set # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set - -# -# QoS and/or fair queueing -# # CONFIG_NET_SCHED is not set # @@ -356,9 +342,20 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # # CONFIG_NET_PKTGEN is not set # CONFIG_HAMRADIO is not set +# CONFIG_CAN is not set # CONFIG_IRDA is not set # CONFIG_BT is not set +# CONFIG_AF_RXRPC is not set + +# +# Wireless +# +# CONFIG_CFG80211 is not set +# CONFIG_WIRELESS_EXT is not set +# CONFIG_MAC80211 is not set # CONFIG_IEEE80211 is not set +# CONFIG_RFKILL is not set +# CONFIG_NET_9P is not set # # Device Drivers @@ -367,36 +364,32 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # # Generic Driver Options # +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y CONFIG_FW_LOADER=y # CONFIG_SYS_HYPERVISOR is not set - -# -# Connector - unified userspace <-> kernelspace linker -# # CONFIG_CONNECTOR is not set - -# -# Memory Technology Devices (MTD) -# CONFIG_MTD=y # CONFIG_MTD_DEBUG is not set CONFIG_MTD_CONCAT=y CONFIG_MTD_PARTITIONS=y # CONFIG_MTD_REDBOOT_PARTS is not set # CONFIG_MTD_CMDLINE_PARTS is not set +# CONFIG_MTD_AR7_PARTS is not set # # User Modules And Translation Layers # CONFIG_MTD_CHAR=y +CONFIG_MTD_BLKDEVS=y CONFIG_MTD_BLOCK=y # CONFIG_FTL is not set # CONFIG_NFTL is not set # CONFIG_INFTL is not set # CONFIG_RFD_FTL is not set # CONFIG_SSFDC is not set +# CONFIG_MTD_OOPS is not set # # RAM/ROM/Flash chip drivers @@ -422,13 +415,15 @@ CONFIG_MTD_CFI_UTIL=y CONFIG_MTD_RAM=y # CONFIG_MTD_ROM is not set # CONFIG_MTD_ABSENT is not set -# CONFIG_MTD_OBSOLETE_CHIPS is not set # # Mapping drivers for chip access # # CONFIG_MTD_COMPLEX_MAPPINGS is not set -# CONFIG_MTD_PHYSMAP is not set +CONFIG_MTD_PHYSMAP=y +CONFIG_MTD_PHYSMAP_START=0x0 +CONFIG_MTD_PHYSMAP_LEN=0 +CONFIG_MTD_PHYSMAP_BANKWIDTH=0 # CONFIG_MTD_PLATRAM is not set # @@ -445,130 +440,101 @@ CONFIG_MTD_RAM=y # CONFIG_MTD_DOC2000 is not set # CONFIG_MTD_DOC2001 is not set # CONFIG_MTD_DOC2001PLUS is not set - -# -# NAND Flash Device Drivers -# # CONFIG_MTD_NAND is not set - -# -# OneNAND Flash Device Drivers -# # CONFIG_MTD_ONENAND is not set # -# Parallel port support +# UBI - Unsorted block images # +# CONFIG_MTD_UBI is not set # CONFIG_PARPORT is not set - -# -# Plug and Play support -# - -# -# Block devices -# +CONFIG_BLK_DEV=y # CONFIG_BLK_DEV_COW_COMMON is not set # CONFIG_BLK_DEV_LOOP is not set # CONFIG_BLK_DEV_NBD is not set # CONFIG_BLK_DEV_RAM is not set -# CONFIG_BLK_DEV_INITRD is not set # CONFIG_CDROM_PKTCDVD is not set # CONFIG_ATA_OVER_ETH is not set - -# -# ATA/ATAPI/MFM/RLL support -# +# CONFIG_MISC_DEVICES is not set +CONFIG_HAVE_IDE=y # CONFIG_IDE is not set # # SCSI device support # # CONFIG_RAID_ATTRS is not set -# CONFIG_SCSI is not set +CONFIG_SCSI=y +CONFIG_SCSI_DMA=y +# CONFIG_SCSI_TGT is not set # CONFIG_SCSI_NETLINK is not set +CONFIG_SCSI_PROC_FS=y # -# Serial ATA (prod) and Parallel ATA (experimental) drivers -# -# CONFIG_ATA is not set - -# -# Multi-device support (RAID and LVM) -# -# CONFIG_MD is not set - -# -# Fusion MPT device support -# -# CONFIG_FUSION is not set - -# -# IEEE 1394 (FireWire) support +# SCSI support type (disk, tape, CD-ROM) # +# CONFIG_BLK_DEV_SD is not set +# CONFIG_CHR_DEV_ST is not set +# CONFIG_CHR_DEV_OSST is not set +# CONFIG_BLK_DEV_SR is not set +# CONFIG_CHR_DEV_SG is not set +# CONFIG_CHR_DEV_SCH is not set # -# I2O device support +# Some SCSI devices (e.g. CD jukebox) support multiple LUNs # +CONFIG_SCSI_MULTI_LUN=y +# CONFIG_SCSI_CONSTANTS is not set +# CONFIG_SCSI_LOGGING is not set +# CONFIG_SCSI_SCAN_ASYNC is not set +CONFIG_SCSI_WAIT_SCAN=m # -# Network device support +# SCSI Transports # +# CONFIG_SCSI_SPI_ATTRS is not set +# CONFIG_SCSI_FC_ATTRS is not set +# CONFIG_SCSI_ISCSI_ATTRS is not set +# CONFIG_SCSI_SAS_LIBSAS is not set +# CONFIG_SCSI_SRP_ATTRS is not set +# CONFIG_SCSI_LOWLEVEL is not set +# CONFIG_ATA is not set +# CONFIG_MD is not set CONFIG_NETDEVICES=y +# CONFIG_NETDEVICES_MULTIQUEUE is not set # CONFIG_DUMMY is not set # CONFIG_BONDING is not set +# CONFIG_MACVLAN is not set # CONFIG_EQUALIZER is not set # CONFIG_TUN is not set - -# -# PHY device support -# +# CONFIG_VETH is not set # CONFIG_PHYLIB is not set - -# -# Ethernet (10 or 100Mbit) -# CONFIG_NET_ETHERNET=y CONFIG_MII=y +# CONFIG_AX88796 is not set # CONFIG_STNIC is not set CONFIG_SMC91X=y +# CONFIG_IBM_NEW_EMAC_ZMII is not set +# CONFIG_IBM_NEW_EMAC_RGMII is not set +# CONFIG_IBM_NEW_EMAC_TAH is not set +# CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_B44 is not set +CONFIG_NETDEV_1000=y +# CONFIG_E1000E_ENABLED is not set +CONFIG_NETDEV_10000=y # -# Ethernet (1000 Mbit) -# - -# -# Ethernet (10000 Mbit) -# - -# -# Token Ring devices -# - -# -# Wireless LAN (non-hamradio) -# -# CONFIG_NET_RADIO is not set - -# -# Wan interfaces +# Wireless LAN # +# CONFIG_WLAN_PRE80211 is not set +# CONFIG_WLAN_80211 is not set +# CONFIG_IWLWIFI_LEDS is not set # CONFIG_WAN is not set # CONFIG_PPP is not set # CONFIG_SLIP is not set -# CONFIG_SHAPER is not set # CONFIG_NETCONSOLE is not set # CONFIG_NETPOLL is not set # CONFIG_NET_POLL_CONTROLLER is not set - -# -# ISDN subsystem -# # CONFIG_ISDN is not set - -# -# Telephony Support -# # CONFIG_PHONE is not set # @@ -576,13 +542,13 @@ CONFIG_SMC91X=y # CONFIG_INPUT=y # CONFIG_INPUT_FF_MEMLESS is not set +# CONFIG_INPUT_POLLDEV is not set # # Userland interfaces # # CONFIG_INPUT_MOUSEDEV is not set # CONFIG_INPUT_JOYDEV is not set -# CONFIG_INPUT_TSDEV is not set # CONFIG_INPUT_EVDEV is not set # CONFIG_INPUT_EVBUG is not set @@ -592,6 +558,7 @@ CONFIG_INPUT=y # CONFIG_INPUT_KEYBOARD is not set # CONFIG_INPUT_MOUSE is not set # CONFIG_INPUT_JOYSTICK is not set +# CONFIG_INPUT_TABLET is not set # CONFIG_INPUT_TOUCHSCREEN is not set # CONFIG_INPUT_MISC is not set @@ -608,6 +575,7 @@ CONFIG_VT=y CONFIG_VT_CONSOLE=y CONFIG_HW_CONSOLE=y # CONFIG_VT_HW_CONSOLE_BINDING is not set +CONFIG_DEVKMEM=y # CONFIG_SERIAL_NONSTANDARD is not set # @@ -626,147 +594,102 @@ CONFIG_SERIAL_CORE_CONSOLE=y # CONFIG_UNIX98_PTYS is not set CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 - -# -# IPMI -# # CONFIG_IPMI_HANDLER is not set - -# -# Watchdog Cards -# -# CONFIG_WATCHDOG is not set CONFIG_HW_RANDOM=y -# CONFIG_GEN_RTC is not set -# CONFIG_DTLK is not set # CONFIG_R3964 is not set - -# -# Ftape, the floppy tape device driver -# # CONFIG_RAW_DRIVER is not set - -# -# TPM devices -# # CONFIG_TCG_TPM is not set -# CONFIG_TELCLOCK is not set - -# -# I2C support -# -CONFIG_I2C=y -CONFIG_I2C_CHARDEV=y - -# -# I2C Algorithms -# -# CONFIG_I2C_ALGOBIT is not set -# CONFIG_I2C_ALGOPCF is not set -# CONFIG_I2C_ALGOPCA is not set - -# -# I2C Hardware Bus support -# -# CONFIG_I2C_OCORES is not set -# CONFIG_I2C_PARPORT_LIGHT is not set -# CONFIG_I2C_STUB is not set -# CONFIG_I2C_PCA_ISA is not set - -# -# Miscellaneous I2C Chip support -# -# CONFIG_SENSORS_DS1337 is not set -# CONFIG_SENSORS_DS1374 is not set -# CONFIG_SENSORS_EEPROM is not set -# CONFIG_SENSORS_PCF8574 is not set -# CONFIG_SENSORS_PCA9539 is not set -# CONFIG_SENSORS_PCF8591 is not set -# CONFIG_SENSORS_MAX6875 is not set -# CONFIG_I2C_DEBUG_CORE is not set -# CONFIG_I2C_DEBUG_ALGO is not set -# CONFIG_I2C_DEBUG_BUS is not set -# CONFIG_I2C_DEBUG_CHIP is not set - -# -# SPI support -# +# CONFIG_I2C is not set # CONFIG_SPI is not set -# CONFIG_SPI_MASTER is not set +# CONFIG_W1 is not set +# CONFIG_POWER_SUPPLY is not set +# CONFIG_HWMON is not set +# CONFIG_THERMAL is not set +# CONFIG_THERMAL_HWMON is not set +# CONFIG_WATCHDOG is not set # -# Dallas's 1-wire bus +# Sonics Silicon Backplane # +CONFIG_SSB_POSSIBLE=y +# CONFIG_SSB is not set # -# Hardware Monitoring support +# Multifunction device drivers # -# CONFIG_HWMON is not set -# CONFIG_HWMON_VID is not set +# CONFIG_MFD_SM501 is not set +# CONFIG_HTC_PASIC3 is not set # -# Misc devices +# Multimedia devices # # -# Multimedia devices +# Multimedia core support # CONFIG_VIDEO_DEV=y -CONFIG_VIDEO_V4L1=y +CONFIG_VIDEO_V4L2_COMMON=y +CONFIG_VIDEO_ALLOW_V4L1=y CONFIG_VIDEO_V4L1_COMPAT=y -CONFIG_VIDEO_V4L2=y - -# -# Video Capture Adapters -# +# CONFIG_DVB_CORE is not set +CONFIG_VIDEO_MEDIA=y # -# Video Capture Adapters +# Multimedia drivers # +# CONFIG_MEDIA_ATTACH is not set +CONFIG_VIDEO_V4L2=y +CONFIG_VIDEO_V4L1=y +CONFIG_VIDEO_CAPTURE_DRIVERS=y # CONFIG_VIDEO_ADV_DEBUG is not set CONFIG_VIDEO_HELPER_CHIPS_AUTO=y # CONFIG_VIDEO_VIVI is not set # CONFIG_VIDEO_CPIA is not set -# CONFIG_VIDEO_SAA5246A is not set -# CONFIG_VIDEO_SAA5249 is not set -# CONFIG_TUNER_3036 is not set - -# -# Radio Adapters -# - -# -# Digital Video Broadcasting Devices -# -# CONFIG_DVB is not set +# CONFIG_SOC_CAMERA is not set +CONFIG_RADIO_ADAPTERS=y +# CONFIG_DAB is not set # # Graphics support # -CONFIG_FIRMWARE_EDID=y +# CONFIG_VGASTATE is not set +# CONFIG_VIDEO_OUTPUT_CONTROL is not set CONFIG_FB=y +CONFIG_FIRMWARE_EDID=y +# CONFIG_FB_DDC is not set # CONFIG_FB_CFB_FILLRECT is not set # CONFIG_FB_CFB_COPYAREA is not set # CONFIG_FB_CFB_IMAGEBLIT is not set +# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set +# CONFIG_FB_SYS_FILLRECT is not set +# CONFIG_FB_SYS_COPYAREA is not set +# CONFIG_FB_SYS_IMAGEBLIT is not set +# CONFIG_FB_FOREIGN_ENDIAN is not set +# CONFIG_FB_SYS_FOPS is not set +# CONFIG_FB_SVGALIB is not set # CONFIG_FB_MACMODES is not set # CONFIG_FB_BACKLIGHT is not set # CONFIG_FB_MODE_HELPERS is not set # CONFIG_FB_TILEBLITTING is not set -# CONFIG_FB_EPSON1355 is not set + +# +# Frame buffer hardware drivers +# # CONFIG_FB_S1D13XXX is not set # CONFIG_FB_VIRTUAL is not set +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set # -# Console display driver support +# Display device support # -CONFIG_DUMMY_CONSOLE=y -# CONFIG_FRAMEBUFFER_CONSOLE is not set +# CONFIG_DISPLAY_SUPPORT is not set # -# Logo configuration +# Console display driver support # +CONFIG_DUMMY_CONSOLE=y +# CONFIG_FRAMEBUFFER_CONSOLE is not set # CONFIG_LOGO is not set -# CONFIG_BACKLIGHT_LCD_SUPPORT is not set # # Sound @@ -802,85 +725,63 @@ CONFIG_SND_VERBOSE_PROCFS=y # CONFIG_SND_MPU401 is not set # -# Open Sound System +# SUPERH devices # -# CONFIG_SOUND_PRIME is not set # -# USB support +# System on Chip audio support # -# CONFIG_USB_ARCH_HAS_HCD is not set -# CONFIG_USB_ARCH_HAS_OHCI is not set -# CONFIG_USB_ARCH_HAS_EHCI is not set +# CONFIG_SND_SOC is not set # -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# SoC Audio support for SuperH # # -# USB Gadget Support +# ALSA SoC audio for Freescale SOCs # -# CONFIG_USB_GADGET is not set # -# MMC/SD Card support +# SoC Audio for the Texas Instruments OMAP # -# CONFIG_MMC is not set # -# LED devices +# Open Sound System # +# CONFIG_SOUND_PRIME is not set +CONFIG_HID_SUPPORT=y +CONFIG_HID=y +# CONFIG_HID_DEBUG is not set +# CONFIG_HIDRAW is not set +# CONFIG_USB_SUPPORT is not set +# CONFIG_MMC is not set +# CONFIG_MEMSTICK is not set # CONFIG_NEW_LEDS is not set - -# -# LED drivers -# - -# -# LED Triggers -# - -# -# InfiniBand support -# - -# -# EDAC - error detection and reporting (RAS) (EXPERIMENTAL) -# - -# -# Real Time Clock -# +# CONFIG_ACCESSIBILITY is not set # CONFIG_RTC_CLASS is not set - -# -# DMA Engine support -# -# CONFIG_DMA_ENGINE is not set - -# -# DMA Clients -# - -# -# DMA Devices -# +# CONFIG_UIO is not set # # File systems # -# CONFIG_EXT2_FS is not set -# CONFIG_EXT3_FS is not set +CONFIG_EXT2_FS=y +# CONFIG_EXT2_FS_XATTR is not set +# CONFIG_EXT2_FS_XIP is not set +CONFIG_EXT3_FS=y +CONFIG_EXT3_FS_XATTR=y +# CONFIG_EXT3_FS_POSIX_ACL is not set +# CONFIG_EXT3_FS_SECURITY is not set +# CONFIG_EXT4DEV_FS is not set +CONFIG_JBD=y +CONFIG_FS_MBCACHE=y # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set # CONFIG_FS_POSIX_ACL is not set # CONFIG_XFS_FS is not set # CONFIG_OCFS2_FS is not set -# CONFIG_MINIX_FS is not set -# CONFIG_ROMFS_FS is not set +# CONFIG_DNOTIFY is not set # CONFIG_INOTIFY is not set # CONFIG_QUOTA is not set -# CONFIG_DNOTIFY is not set # CONFIG_AUTOFS_FS is not set # CONFIG_AUTOFS4_FS is not set # CONFIG_FUSE_FS is not set @@ -909,7 +810,6 @@ CONFIG_TMPFS=y # CONFIG_TMPFS_POSIX_ACL is not set # CONFIG_HUGETLBFS is not set # CONFIG_HUGETLB_PAGE is not set -CONFIG_RAMFS=y # CONFIG_CONFIGFS_FS is not set # @@ -922,40 +822,39 @@ CONFIG_RAMFS=y # CONFIG_BEFS_FS is not set # CONFIG_BFS_FS is not set # CONFIG_EFS_FS is not set -# CONFIG_JFFS_FS is not set CONFIG_JFFS2_FS=y CONFIG_JFFS2_FS_DEBUG=0 CONFIG_JFFS2_FS_WRITEBUFFER=y +# CONFIG_JFFS2_FS_WBUF_VERIFY is not set # CONFIG_JFFS2_SUMMARY is not set # CONFIG_JFFS2_FS_XATTR is not set # CONFIG_JFFS2_COMPRESSION_OPTIONS is not set CONFIG_JFFS2_ZLIB=y +# CONFIG_JFFS2_LZO is not set CONFIG_JFFS2_RTIME=y # CONFIG_JFFS2_RUBIN is not set -# CONFIG_CRAMFS is not set +CONFIG_CRAMFS=y # CONFIG_VXFS_FS is not set +# CONFIG_MINIX_FS is not set # CONFIG_HPFS_FS is not set # CONFIG_QNX4FS_FS is not set +# CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set - -# -# Network File Systems -# +CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set # CONFIG_NFS_V4 is not set -# CONFIG_NFS_DIRECTIO is not set CONFIG_NFSD=y # CONFIG_NFSD_V3 is not set -# CONFIG_NFSD_TCP is not set -CONFIG_ROOT_NFS=y +# CONFIG_NFSD_V4 is not set CONFIG_LOCKD=y CONFIG_LOCKD_V4=y CONFIG_EXPORTFS=y CONFIG_NFS_COMMON=y CONFIG_SUNRPC=y +# CONFIG_SUNRPC_BIND34 is not set # CONFIG_RPCSEC_GSS_KRB5 is not set # CONFIG_RPCSEC_GSS_SPKM3 is not set # CONFIG_SMB_FS is not set @@ -963,56 +862,130 @@ CONFIG_SUNRPC=y # CONFIG_NCP_FS is not set # CONFIG_CODA_FS is not set # CONFIG_AFS_FS is not set -# CONFIG_9P_FS is not set # # Partition Types # # CONFIG_PARTITION_ADVANCED is not set CONFIG_MSDOS_PARTITION=y - -# -# Native Language Support -# # CONFIG_NLS is not set - -# -# Profiling support -# -# CONFIG_PROFILING is not set +# CONFIG_DLM is not set # # Kernel hacking # +CONFIG_TRACE_IRQFLAGS_SUPPORT=y # CONFIG_PRINTK_TIME is not set +CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y +CONFIG_FRAME_WARN=1024 # CONFIG_MAGIC_SYSRQ is not set # CONFIG_UNUSED_SYMBOLS is not set +# CONFIG_DEBUG_FS is not set +# CONFIG_HEADERS_CHECK is not set # CONFIG_DEBUG_KERNEL is not set -CONFIG_LOG_BUF_SHIFT=14 # CONFIG_DEBUG_BUGVERBOSE is not set -# CONFIG_DEBUG_FS is not set +# CONFIG_SAMPLES is not set # CONFIG_SH_STANDARD_BIOS is not set -# CONFIG_EARLY_SCIF_CONSOLE is not set -# CONFIG_KGDB is not set +CONFIG_EARLY_SCIF_CONSOLE=y +CONFIG_EARLY_SCIF_CONSOLE_PORT=0xffe00000 +CONFIG_EARLY_PRINTK=y +# CONFIG_SH_KGDB is not set # # Security options # # CONFIG_KEYS is not set # CONFIG_SECURITY is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set +CONFIG_CRYPTO=y + +# +# Crypto core or helper +# +# CONFIG_CRYPTO_MANAGER is not set +# CONFIG_CRYPTO_GF128MUL is not set +# CONFIG_CRYPTO_NULL is not set +# CONFIG_CRYPTO_CRYPTD is not set +# CONFIG_CRYPTO_AUTHENC is not set +# CONFIG_CRYPTO_TEST is not set + +# +# Authenticated Encryption with Associated Data +# +# CONFIG_CRYPTO_CCM is not set +# CONFIG_CRYPTO_GCM is not set +# CONFIG_CRYPTO_SEQIV is not set + +# +# Block modes +# +# CONFIG_CRYPTO_CBC is not set +# CONFIG_CRYPTO_CTR is not set +# CONFIG_CRYPTO_CTS is not set +# CONFIG_CRYPTO_ECB is not set +# CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_PCBC is not set +# CONFIG_CRYPTO_XTS is not set + +# +# Hash modes +# +# CONFIG_CRYPTO_HMAC is not set +# CONFIG_CRYPTO_XCBC is not set + +# +# Digest +# +# CONFIG_CRYPTO_CRC32C is not set +# CONFIG_CRYPTO_MD4 is not set +# CONFIG_CRYPTO_MD5 is not set +# CONFIG_CRYPTO_MICHAEL_MIC is not set +# CONFIG_CRYPTO_SHA1 is not set +# CONFIG_CRYPTO_SHA256 is not set +# CONFIG_CRYPTO_SHA512 is not set +# CONFIG_CRYPTO_TGR192 is not set +# CONFIG_CRYPTO_WP512 is not set + +# +# Ciphers +# +# CONFIG_CRYPTO_AES is not set +# CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_ARC4 is not set +# CONFIG_CRYPTO_BLOWFISH is not set +# CONFIG_CRYPTO_CAMELLIA is not set +# CONFIG_CRYPTO_CAST5 is not set +# CONFIG_CRYPTO_CAST6 is not set +# CONFIG_CRYPTO_DES is not set +# CONFIG_CRYPTO_FCRYPT is not set +# CONFIG_CRYPTO_KHAZAD is not set +# CONFIG_CRYPTO_SALSA20 is not set +# CONFIG_CRYPTO_SEED is not set +# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_TEA is not set +# CONFIG_CRYPTO_TWOFISH is not set # -# Cryptographic options +# Compression # -# CONFIG_CRYPTO is not set +# CONFIG_CRYPTO_DEFLATE is not set +# CONFIG_CRYPTO_LZO is not set +CONFIG_CRYPTO_HW=y # # Library routines # +CONFIG_BITREVERSE=y +# CONFIG_GENERIC_FIND_FIRST_BIT is not set # CONFIG_CRC_CCITT is not set # CONFIG_CRC16 is not set +# CONFIG_CRC_ITU_T is not set CONFIG_CRC32=y +# CONFIG_CRC7 is not set # CONFIG_LIBCRC32C is not set CONFIG_ZLIB_INFLATE=y CONFIG_ZLIB_DEFLATE=y +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT=y +CONFIG_HAS_DMA=y diff --git a/arch/sh/configs/se7712_defconfig b/arch/sh/configs/se7712_defconfig index 2dd83af..7be79cd 100644 --- a/arch/sh/configs/se7712_defconfig +++ b/arch/sh/configs/se7712_defconfig @@ -1,53 +1,57 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.21-rc4 -# Wed Mar 28 10:19:02 2007 +# Linux kernel version: 2.6.26-rc6 +# Wed Jun 18 16:36:08 2008 # CONFIG_SUPERH=y +CONFIG_SUPERH32=y CONFIG_RWSEM_GENERIC_SPINLOCK=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_HWEIGHT=y CONFIG_GENERIC_HARDIRQS=y CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_CALIBRATE_DELAY=y -# CONFIG_GENERIC_TIME is not set +CONFIG_GENERIC_TIME=y +CONFIG_GENERIC_CLOCKEVENTS=y CONFIG_STACKTRACE_SUPPORT=y CONFIG_LOCKDEP_SUPPORT=y # CONFIG_ARCH_HAS_ILOG2_U32 is not set # CONFIG_ARCH_HAS_ILOG2_U64 is not set +CONFIG_ARCH_NO_VIRT_TO_BUS=y +CONFIG_ARCH_SUPPORTS_AOUT=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" # -# Code maturity level options +# General setup # CONFIG_EXPERIMENTAL=y CONFIG_BROKEN_ON_SMP=y CONFIG_INIT_ENV_ARG_LIMIT=32 - -# -# General setup -# CONFIG_LOCALVERSION="" # CONFIG_LOCALVERSION_AUTO is not set # CONFIG_SWAP is not set CONFIG_SYSVIPC=y -# CONFIG_IPC_NS is not set CONFIG_SYSVIPC_SYSCTL=y CONFIG_POSIX_MQUEUE=y CONFIG_BSD_PROCESS_ACCT=y # CONFIG_BSD_PROCESS_ACCT_V3 is not set # CONFIG_TASKSTATS is not set -# CONFIG_UTS_NS is not set # CONFIG_AUDIT is not set # CONFIG_IKCONFIG is not set +CONFIG_LOG_BUF_SHIFT=14 +# CONFIG_CGROUPS is not set +# CONFIG_GROUP_SCHED is not set CONFIG_SYSFS_DEPRECATED=y +CONFIG_SYSFS_DEPRECATED_V2=y # CONFIG_RELAY is not set +# CONFIG_NAMESPACES is not set # CONFIG_BLK_DEV_INITRD is not set # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_SYSCTL=y CONFIG_EMBEDDED=y CONFIG_UID16=y CONFIG_SYSCTL_SYSCALL=y +CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_KALLSYMS=y CONFIG_KALLSYMS_ALL=y # CONFIG_KALLSYMS_EXTRA_PASS is not set @@ -55,33 +59,41 @@ CONFIG_HOTPLUG=y CONFIG_PRINTK=y # CONFIG_BUG is not set CONFIG_ELF_CORE=y +CONFIG_COMPAT_BRK=y # CONFIG_BASE_FULL is not set CONFIG_FUTEX=y +CONFIG_ANON_INODES=y CONFIG_EPOLL=y +CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y +CONFIG_EVENTFD=y # CONFIG_SHMEM is not set -CONFIG_SLAB=y CONFIG_VM_EVENT_COUNTERS=y +CONFIG_SLAB=y +# CONFIG_SLUB is not set +# CONFIG_SLOB is not set +# CONFIG_PROFILING is not set +# CONFIG_MARKERS is not set +CONFIG_HAVE_OPROFILE=y +# CONFIG_HAVE_KPROBES is not set +# CONFIG_HAVE_KRETPROBES is not set +# CONFIG_HAVE_DMA_ATTRS is not set +CONFIG_PROC_PAGE_MONITOR=y +CONFIG_SLABINFO=y CONFIG_RT_MUTEXES=y CONFIG_TINY_SHMEM=y CONFIG_BASE_SMALL=1 -# CONFIG_SLOB is not set - -# -# Loadable module support -# CONFIG_MODULES=y +# CONFIG_MODULE_FORCE_LOAD is not set # CONFIG_MODULE_UNLOAD is not set # CONFIG_MODVERSIONS is not set # CONFIG_MODULE_SRCVERSION_ALL is not set # CONFIG_KMOD is not set - -# -# Block layer -# CONFIG_BLOCK=y # CONFIG_LBD is not set # CONFIG_BLK_DEV_IO_TRACE is not set # CONFIG_LSF is not set +# CONFIG_BLK_DEV_BSG is not set # # IO Schedulers @@ -95,57 +107,17 @@ CONFIG_IOSCHED_NOOP=y # CONFIG_DEFAULT_CFQ is not set CONFIG_DEFAULT_NOOP=y CONFIG_DEFAULT_IOSCHED="noop" +CONFIG_CLASSIC_RCU=y # # System type # -CONFIG_SOLUTION_ENGINE=y -CONFIG_SH_SOLUTION_ENGINE=y -# CONFIG_SH_7751_SOLUTION_ENGINE is not set -# CONFIG_SH_7300_SOLUTION_ENGINE is not set -# CONFIG_SH_7343_SOLUTION_ENGINE is not set -# CONFIG_SH_73180_SOLUTION_ENGINE is not set -# CONFIG_SH_7751_SYSTEMH is not set -# CONFIG_SH_HP6XX is not set -# CONFIG_SH_SATURN is not set -# CONFIG_SH_DREAMCAST is not set -# CONFIG_SH_MPC1211 is not set -# CONFIG_SH_SH03 is not set -# CONFIG_SH_SECUREEDGE5410 is not set -# CONFIG_SH_HS7751RVOIP is not set -# CONFIG_SH_7710VOIPGW is not set -# CONFIG_SH_RTS7751R2D is not set -# CONFIG_SH_HIGHLANDER is not set -# CONFIG_SH_EDOSK7705 is not set -# CONFIG_SH_SH4202_MICRODEV is not set -# CONFIG_SH_LANDISK is not set -# CONFIG_SH_TITAN is not set -# CONFIG_SH_SHMIN is not set -# CONFIG_SH_7206_SOLUTION_ENGINE is not set -# CONFIG_SH_7619_SOLUTION_ENGINE is not set -# CONFIG_SH_LBOX_RE2 is not set -# CONFIG_SH_UNKNOWN is not set - -# -# Processor selection -# CONFIG_CPU_SH3=y - -# -# SH-2 Processor Support -# -# CONFIG_CPU_SUBTYPE_SH7604 is not set # CONFIG_CPU_SUBTYPE_SH7619 is not set - -# -# SH-2A Processor Support -# +# CONFIG_CPU_SUBTYPE_SH7203 is not set # CONFIG_CPU_SUBTYPE_SH7206 is not set - -# -# SH-3 Processor Support -# -# CONFIG_CPU_SUBTYPE_SH7300 is not set +# CONFIG_CPU_SUBTYPE_SH7263 is not set +# CONFIG_CPU_SUBTYPE_MXG is not set # CONFIG_CPU_SUBTYPE_SH7705 is not set # CONFIG_CPU_SUBTYPE_SH7706 is not set # CONFIG_CPU_SUBTYPE_SH7707 is not set @@ -153,10 +125,8 @@ CONFIG_CPU_SH3=y # CONFIG_CPU_SUBTYPE_SH7709 is not set # CONFIG_CPU_SUBTYPE_SH7710 is not set CONFIG_CPU_SUBTYPE_SH7712=y - -# -# SH-4 Processor Support -# +# CONFIG_CPU_SUBTYPE_SH7720 is not set +# CONFIG_CPU_SUBTYPE_SH7721 is not set # CONFIG_CPU_SUBTYPE_SH7750 is not set # CONFIG_CPU_SUBTYPE_SH7091 is not set # CONFIG_CPU_SUBTYPE_SH7750R is not set @@ -165,37 +135,37 @@ CONFIG_CPU_SUBTYPE_SH7712=y # CONFIG_CPU_SUBTYPE_SH7751R is not set # CONFIG_CPU_SUBTYPE_SH7760 is not set # CONFIG_CPU_SUBTYPE_SH4_202 is not set - -# -# ST40 Processor Support -# -# CONFIG_CPU_SUBTYPE_ST40STB1 is not set -# CONFIG_CPU_SUBTYPE_ST40GX1 is not set - -# -# SH-4A Processor Support -# +# CONFIG_CPU_SUBTYPE_SH7723 is not set +# CONFIG_CPU_SUBTYPE_SH7763 is not set # CONFIG_CPU_SUBTYPE_SH7770 is not set # CONFIG_CPU_SUBTYPE_SH7780 is not set # CONFIG_CPU_SUBTYPE_SH7785 is not set - -# -# SH4AL-DSP Processor Support -# -# CONFIG_CPU_SUBTYPE_SH73180 is not set +# CONFIG_CPU_SUBTYPE_SHX3 is not set # CONFIG_CPU_SUBTYPE_SH7343 is not set # CONFIG_CPU_SUBTYPE_SH7722 is not set +# CONFIG_CPU_SUBTYPE_SH7366 is not set +# CONFIG_CPU_SUBTYPE_SH5_101 is not set +# CONFIG_CPU_SUBTYPE_SH5_103 is not set # # Memory management options # +CONFIG_QUICKLIST=y CONFIG_MMU=y CONFIG_PAGE_OFFSET=0x80000000 CONFIG_MEMORY_START=0x0c000000 CONFIG_MEMORY_SIZE=0x02000000 +CONFIG_29BIT=y CONFIG_VSYSCALL=y +CONFIG_ARCH_FLATMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_DEFAULT=y +CONFIG_MAX_ACTIVE_REGIONS=1 +CONFIG_ARCH_POPULATES_NODE_MAP=y +CONFIG_ARCH_SELECT_MEMORY_MODEL=y CONFIG_PAGE_SIZE_4KB=y # CONFIG_PAGE_SIZE_8KB is not set +# CONFIG_PAGE_SIZE_16KB is not set # CONFIG_PAGE_SIZE_64KB is not set CONFIG_SELECT_MEMORY_MODEL=y CONFIG_FLATMEM_MANUAL=y @@ -203,21 +173,21 @@ CONFIG_FLATMEM_MANUAL=y # CONFIG_SPARSEMEM_MANUAL is not set CONFIG_FLATMEM=y CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set +CONFIG_SPARSEMEM_STATIC=y +# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set +CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=4 # CONFIG_RESOURCES_64BIT is not set CONFIG_ZONE_DMA_FLAG=0 +CONFIG_NR_QUICK=2 # # Cache configuration # # CONFIG_SH_DIRECT_MAPPED is not set -# CONFIG_SH_WRITETHROUGH is not set -# CONFIG_SH_OCRAM is not set -CONFIG_CF_ENABLER=y -# CONFIG_CF_AREA5 is not set -CONFIG_CF_AREA6=y -CONFIG_CF_BASE_ADDR=0xb8000000 +CONFIG_CACHE_WRITEBACK=y +# CONFIG_CACHE_WRITETHROUGH is not set +# CONFIG_CACHE_OFF is not set # # Processor features @@ -230,6 +200,14 @@ CONFIG_CPU_LITTLE_ENDIAN=y CONFIG_CPU_HAS_INTEVT=y CONFIG_CPU_HAS_IPR_IRQ=y CONFIG_CPU_HAS_SR_RB=y +CONFIG_CPU_HAS_DSP=y + +# +# Board support +# +CONFIG_SOLUTION_ENGINE=y +CONFIG_SH_SOLUTION_ENGINE=y +# CONFIG_SH_AP325RXA is not set # # Timer and clock configuration @@ -237,6 +215,10 @@ CONFIG_CPU_HAS_SR_RB=y CONFIG_SH_TMU=y CONFIG_SH_TIMER_IRQ=16 CONFIG_SH_PCLK_FREQ=66666666 +# CONFIG_TICK_ONESHOT is not set +# CONFIG_NO_HZ is not set +# CONFIG_HIGH_RES_TIMERS is not set +CONFIG_GENERIC_CLOCKEVENTS_BUILD=y # # CPU Frequency scaling @@ -251,7 +233,6 @@ CONFIG_SH_PCLK_FREQ=66666666 # # Companion Chips # -# CONFIG_HD6446X_SERIES is not set # # Additional SuperH Device Drivers @@ -267,48 +248,40 @@ CONFIG_HZ_250=y # CONFIG_HZ_300 is not set # CONFIG_HZ_1000 is not set CONFIG_HZ=250 +# CONFIG_SCHED_HRTICK is not set # CONFIG_KEXEC is not set -# CONFIG_SMP is not set +# CONFIG_CRASH_DUMP is not set # CONFIG_PREEMPT_NONE is not set CONFIG_PREEMPT_VOLUNTARY=y # CONFIG_PREEMPT is not set +CONFIG_GUSA=y +# CONFIG_GUSA_RB is not set # # Boot options # CONFIG_ZERO_PAGE_OFFSET=0x00001000 CONFIG_BOOT_LINK_OFFSET=0x00800000 -# CONFIG_UBC_WAKEUP is not set CONFIG_CMDLINE_BOOL=y CONFIG_CMDLINE="console=ttySC0,115200 root=/dev/sda1" # # Bus options # -# CONFIG_PCI is not set - -# -# PCCARD (PCMCIA/CardBus) support -# +CONFIG_CF_ENABLER=y +# CONFIG_CF_AREA5 is not set +CONFIG_CF_AREA6=y +CONFIG_CF_BASE_ADDR=0xb8000000 +# CONFIG_ARCH_SUPPORTS_MSI is not set # CONFIG_PCCARD is not set # -# PCI Hotplug Support -# - -# # Executable file formats # CONFIG_BINFMT_ELF=y -# CONFIG_BINFMT_FLAT is not set # CONFIG_BINFMT_MISC is not set # -# Power management options (EXPERIMENTAL) -# -# CONFIG_PM is not set - -# # Networking # CONFIG_NET=y @@ -316,7 +289,6 @@ CONFIG_NET=y # # Networking options # -# CONFIG_NETDEBUG is not set CONFIG_PACKET=y CONFIG_PACKET_MMAP=y CONFIG_UNIX=y @@ -324,6 +296,7 @@ CONFIG_XFRM=y # CONFIG_XFRM_USER is not set # CONFIG_XFRM_SUB_POLICY is not set # CONFIG_XFRM_MIGRATE is not set +# CONFIG_XFRM_STATISTICS is not set CONFIG_NET_KEY=y # CONFIG_NET_KEY_MIGRATE is not set CONFIG_INET=y @@ -334,11 +307,10 @@ CONFIG_ASK_IP_FIB_HASH=y CONFIG_IP_FIB_HASH=y CONFIG_IP_MULTIPLE_TABLES=y CONFIG_IP_ROUTE_MULTIPATH=y -# CONFIG_IP_ROUTE_MULTIPATH_CACHED is not set CONFIG_IP_ROUTE_VERBOSE=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y -# CONFIG_IP_PNP_BOOTP is not set +CONFIG_IP_PNP_BOOTP=y # CONFIG_IP_PNP_RARP is not set # CONFIG_NET_IPIP is not set # CONFIG_NET_IPGRE is not set @@ -355,30 +327,17 @@ CONFIG_INET_TUNNEL=y CONFIG_INET_XFRM_MODE_TRANSPORT=y CONFIG_INET_XFRM_MODE_TUNNEL=y CONFIG_INET_XFRM_MODE_BEET=y +# CONFIG_INET_LRO is not set # CONFIG_INET_DIAG is not set # CONFIG_TCP_CONG_ADVANCED is not set CONFIG_TCP_CONG_CUBIC=y CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_TCP_MD5SIG is not set # CONFIG_IPV6 is not set -# CONFIG_INET6_XFRM_TUNNEL is not set -# CONFIG_INET6_TUNNEL is not set # CONFIG_NETWORK_SECMARK is not set # CONFIG_NETFILTER is not set - -# -# DCCP Configuration (EXPERIMENTAL) -# # CONFIG_IP_DCCP is not set - -# -# SCTP Configuration (EXPERIMENTAL) -# # CONFIG_IP_SCTP is not set - -# -# TIPC Configuration (EXPERIMENTAL) -# # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set @@ -391,15 +350,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_LAPB is not set # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set - -# -# QoS and/or fair queueing -# CONFIG_NET_SCHED=y -CONFIG_NET_SCH_FIFO=y -CONFIG_NET_SCH_CLK_JIFFIES=y -# CONFIG_NET_SCH_CLK_GETTIMEOFDAY is not set -# CONFIG_NET_SCH_CLK_CPU is not set # # Queueing/Scheduling @@ -408,6 +359,7 @@ CONFIG_NET_SCH_CBQ=y CONFIG_NET_SCH_HTB=y CONFIG_NET_SCH_HFSC=y CONFIG_NET_SCH_PRIO=y +# CONFIG_NET_SCH_RR is not set CONFIG_NET_SCH_RED=y CONFIG_NET_SCH_SFQ=y CONFIG_NET_SCH_TEQL=y @@ -415,7 +367,6 @@ CONFIG_NET_SCH_TBF=y CONFIG_NET_SCH_GRED=y CONFIG_NET_SCH_DSMARK=y CONFIG_NET_SCH_NETEM=y -CONFIG_NET_SCH_INGRESS=y # # Classification @@ -429,50 +380,55 @@ CONFIG_NET_CLS_FW=y # CONFIG_NET_CLS_U32 is not set # CONFIG_NET_CLS_RSVP is not set # CONFIG_NET_CLS_RSVP6 is not set +# CONFIG_NET_CLS_FLOW is not set # CONFIG_NET_EMATCH is not set # CONFIG_NET_CLS_ACT is not set -# CONFIG_NET_CLS_POLICE is not set CONFIG_NET_CLS_IND=y -CONFIG_NET_ESTIMATOR=y +CONFIG_NET_SCH_FIFO=y # # Network testing # # CONFIG_NET_PKTGEN is not set # CONFIG_HAMRADIO is not set +# CONFIG_CAN is not set # CONFIG_IRDA is not set # CONFIG_BT is not set -# CONFIG_IEEE80211 is not set +# CONFIG_AF_RXRPC is not set CONFIG_FIB_RULES=y # +# Wireless +# +# CONFIG_CFG80211 is not set +# CONFIG_WIRELESS_EXT is not set +# CONFIG_MAC80211 is not set +# CONFIG_IEEE80211 is not set +# CONFIG_RFKILL is not set +# CONFIG_NET_9P is not set + +# # Device Drivers # # # Generic Driver Options # +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y CONFIG_FW_LOADER=y # CONFIG_DEBUG_DRIVER is not set # CONFIG_DEBUG_DEVRES is not set # CONFIG_SYS_HYPERVISOR is not set - -# -# Connector - unified userspace <-> kernelspace linker -# # CONFIG_CONNECTOR is not set - -# -# Memory Technology Devices (MTD) -# CONFIG_MTD=y # CONFIG_MTD_DEBUG is not set CONFIG_MTD_CONCAT=y CONFIG_MTD_PARTITIONS=y # CONFIG_MTD_REDBOOT_PARTS is not set # CONFIG_MTD_CMDLINE_PARTS is not set +# CONFIG_MTD_AR7_PARTS is not set # # User Modules And Translation Layers @@ -485,6 +441,7 @@ CONFIG_MTD_BLOCK=y # CONFIG_INFTL is not set # CONFIG_RFD_FTL is not set # CONFIG_SSFDC is not set +# CONFIG_MTD_OOPS is not set # # RAM/ROM/Flash chip drivers @@ -510,7 +467,6 @@ CONFIG_MTD_CFI_UTIL=y # CONFIG_MTD_RAM is not set # CONFIG_MTD_ROM is not set # CONFIG_MTD_ABSENT is not set -# CONFIG_MTD_OBSOLETE_CHIPS is not set # # Mapping drivers for chip access @@ -533,44 +489,25 @@ CONFIG_MTD_CFI_UTIL=y # CONFIG_MTD_DOC2000 is not set # CONFIG_MTD_DOC2001 is not set # CONFIG_MTD_DOC2001PLUS is not set - -# -# NAND Flash Device Drivers -# # CONFIG_MTD_NAND is not set - -# -# OneNAND Flash Device Drivers -# # CONFIG_MTD_ONENAND is not set # -# Parallel port support +# UBI - Unsorted block images # +# CONFIG_MTD_UBI is not set # CONFIG_PARPORT is not set - -# -# Plug and Play support -# -# CONFIG_PNPACPI is not set - -# -# Block devices -# +CONFIG_BLK_DEV=y # CONFIG_BLK_DEV_COW_COMMON is not set # CONFIG_BLK_DEV_LOOP is not set # CONFIG_BLK_DEV_NBD is not set # CONFIG_BLK_DEV_RAM is not set # CONFIG_CDROM_PKTCDVD is not set # CONFIG_ATA_OVER_ETH is not set - -# -# Misc devices -# - -# -# ATA/ATAPI/MFM/RLL support -# +CONFIG_MISC_DEVICES=y +# CONFIG_EEPROM_93CX6 is not set +# CONFIG_ENCLOSURE_SERVICES is not set +CONFIG_HAVE_IDE=y # CONFIG_IDE is not set # @@ -578,6 +515,7 @@ CONFIG_MTD_CFI_UTIL=y # # CONFIG_RAID_ATTRS is not set CONFIG_SCSI=y +CONFIG_SCSI_DMA=y # CONFIG_SCSI_TGT is not set # CONFIG_SCSI_NETLINK is not set CONFIG_SCSI_PROC_FS=y @@ -599,6 +537,7 @@ CONFIG_BLK_DEV_SD=y # CONFIG_SCSI_CONSTANTS is not set # CONFIG_SCSI_LOGGING is not set # CONFIG_SCSI_SCAN_ASYNC is not set +CONFIG_SCSI_WAIT_SCAN=m # # SCSI Transports @@ -606,94 +545,72 @@ CONFIG_BLK_DEV_SD=y # CONFIG_SCSI_SPI_ATTRS is not set # CONFIG_SCSI_FC_ATTRS is not set # CONFIG_SCSI_ISCSI_ATTRS is not set -# CONFIG_SCSI_SAS_ATTRS is not set # CONFIG_SCSI_SAS_LIBSAS is not set - -# -# SCSI low-level drivers -# +# CONFIG_SCSI_SRP_ATTRS is not set +CONFIG_SCSI_LOWLEVEL=y # CONFIG_ISCSI_TCP is not set # CONFIG_SCSI_DEBUG is not set - -# -# Serial ATA (prod) and Parallel ATA (experimental) drivers -# CONFIG_ATA=y # CONFIG_ATA_NONSTANDARD is not set +CONFIG_SATA_PMP=y +CONFIG_ATA_SFF=y +# CONFIG_SATA_MV is not set CONFIG_PATA_PLATFORM=y - -# -# Multi-device support (RAID and LVM) -# # CONFIG_MD is not set - -# -# Fusion MPT device support -# -# CONFIG_FUSION is not set - -# -# IEEE 1394 (FireWire) support -# - -# -# I2O device support -# - -# -# Network device support -# CONFIG_NETDEVICES=y +# CONFIG_NETDEVICES_MULTIQUEUE is not set # CONFIG_DUMMY is not set # CONFIG_BONDING is not set +# CONFIG_MACVLAN is not set # CONFIG_EQUALIZER is not set # CONFIG_TUN is not set - -# -# PHY device support -# - -# -# Ethernet (10 or 100Mbit) -# -# CONFIG_NET_ETHERNET is not set - -# -# Ethernet (1000 Mbit) -# - -# -# Ethernet (10000 Mbit) -# - -# -# Token Ring devices -# - -# -# Wireless LAN (non-hamradio) -# -# CONFIG_NET_RADIO is not set - -# -# Wan interfaces -# +# CONFIG_VETH is not set +CONFIG_PHYLIB=y + +# +# MII PHY device drivers +# +# CONFIG_MARVELL_PHY is not set +# CONFIG_DAVICOM_PHY is not set +# CONFIG_QSEMI_PHY is not set +# CONFIG_LXT_PHY is not set +# CONFIG_CICADA_PHY is not set +# CONFIG_VITESSE_PHY is not set +# CONFIG_SMSC_PHY is not set +# CONFIG_BROADCOM_PHY is not set +# CONFIG_ICPLUS_PHY is not set +# CONFIG_REALTEK_PHY is not set +# CONFIG_FIXED_PHY is not set +CONFIG_MDIO_BITBANG=y +CONFIG_NET_ETHERNET=y +CONFIG_MII=y +# CONFIG_AX88796 is not set +# CONFIG_STNIC is not set +CONFIG_SH_ETH=y +# CONFIG_SMC91X is not set +# CONFIG_SMC911X is not set +# CONFIG_IBM_NEW_EMAC_ZMII is not set +# CONFIG_IBM_NEW_EMAC_RGMII is not set +# CONFIG_IBM_NEW_EMAC_TAH is not set +# CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_B44 is not set +CONFIG_NETDEV_1000=y +# CONFIG_E1000E_ENABLED is not set +CONFIG_NETDEV_10000=y + +# +# Wireless LAN +# +# CONFIG_WLAN_PRE80211 is not set +# CONFIG_WLAN_80211 is not set +# CONFIG_IWLWIFI_LEDS is not set # CONFIG_WAN is not set # CONFIG_PPP is not set # CONFIG_SLIP is not set -# CONFIG_SHAPER is not set # CONFIG_NETCONSOLE is not set # CONFIG_NETPOLL is not set # CONFIG_NET_POLL_CONTROLLER is not set - -# -# ISDN subsystem -# # CONFIG_ISDN is not set - -# -# Telephony Support -# # CONFIG_PHONE is not set # @@ -711,6 +628,7 @@ CONFIG_NETDEVICES=y # Character devices # # CONFIG_VT is not set +CONFIG_DEVKMEM=y # CONFIG_SERIAL_NONSTANDARD is not set # @@ -728,99 +646,78 @@ CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y CONFIG_UNIX98_PTYS=y # CONFIG_LEGACY_PTYS is not set - -# -# IPMI -# # CONFIG_IPMI_HANDLER is not set - -# -# Watchdog Cards -# -# CONFIG_WATCHDOG is not set CONFIG_HW_RANDOM=m -# CONFIG_GEN_RTC is not set -# CONFIG_DTLK is not set # CONFIG_R3964 is not set # CONFIG_RAW_DRIVER is not set - -# -# TPM devices -# # CONFIG_TCG_TPM is not set - -# -# I2C support -# # CONFIG_I2C is not set - -# -# SPI support -# # CONFIG_SPI is not set -# CONFIG_SPI_MASTER is not set - -# -# Dallas's 1-wire bus -# # CONFIG_W1 is not set +# CONFIG_POWER_SUPPLY is not set +# CONFIG_HWMON is not set +# CONFIG_THERMAL is not set +# CONFIG_WATCHDOG is not set # -# Hardware Monitoring support +# Sonics Silicon Backplane # -# CONFIG_HWMON is not set -# CONFIG_HWMON_VID is not set +CONFIG_SSB_POSSIBLE=y +# CONFIG_SSB is not set # # Multifunction device drivers # # CONFIG_MFD_SM501 is not set +# CONFIG_HTC_PASIC3 is not set # # Multimedia devices # + +# +# Multimedia core support +# # CONFIG_VIDEO_DEV is not set +# CONFIG_DVB_CORE is not set +# CONFIG_VIDEO_MEDIA is not set # -# Digital Video Broadcasting Devices +# Multimedia drivers # -# CONFIG_DVB is not set +# CONFIG_DAB is not set # # Graphics support # -# CONFIG_BACKLIGHT_LCD_SUPPORT is not set +# CONFIG_VGASTATE is not set +# CONFIG_VIDEO_OUTPUT_CONTROL is not set # CONFIG_FB is not set +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set # -# Sound +# Display device support # -# CONFIG_SOUND is not set +# CONFIG_DISPLAY_SUPPORT is not set # -# USB support +# Sound # -# CONFIG_USB_ARCH_HAS_HCD is not set +# CONFIG_SOUND is not set +CONFIG_USB_SUPPORT=y +CONFIG_USB_ARCH_HAS_HCD=y # CONFIG_USB_ARCH_HAS_OHCI is not set # CONFIG_USB_ARCH_HAS_EHCI is not set +# CONFIG_USB is not set +# CONFIG_USB_OTG_WHITELIST is not set +# CONFIG_USB_OTG_BLACKLIST_HUB is not set # # NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' # - -# -# USB Gadget Support -# # CONFIG_USB_GADGET is not set - -# -# MMC/SD Card support -# # CONFIG_MMC is not set - -# -# LED devices -# +# CONFIG_MEMSTICK is not set CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=y @@ -834,40 +731,10 @@ CONFIG_LEDS_CLASS=y CONFIG_LEDS_TRIGGERS=y # CONFIG_LEDS_TRIGGER_TIMER is not set # CONFIG_LEDS_TRIGGER_HEARTBEAT is not set - -# -# InfiniBand support -# - -# -# EDAC - error detection and reporting (RAS) (EXPERIMENTAL) -# - -# -# Real Time Clock -# +# CONFIG_LEDS_TRIGGER_DEFAULT_ON is not set +# CONFIG_ACCESSIBILITY is not set # CONFIG_RTC_CLASS is not set - -# -# DMA Engine support -# -# CONFIG_DMA_ENGINE is not set - -# -# DMA Clients -# - -# -# DMA Devices -# - -# -# Auxiliary Display support -# - -# -# Virtualization -# +# CONFIG_UIO is not set # # File systems @@ -877,20 +744,21 @@ CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_POSIX_ACL=y CONFIG_EXT2_FS_SECURITY=y # CONFIG_EXT2_FS_XIP is not set -# CONFIG_EXT3_FS is not set +CONFIG_EXT3_FS=y +CONFIG_EXT3_FS_XATTR=y +# CONFIG_EXT3_FS_POSIX_ACL is not set +# CONFIG_EXT3_FS_SECURITY is not set # CONFIG_EXT4DEV_FS is not set +CONFIG_JBD=y CONFIG_FS_MBCACHE=y # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set CONFIG_FS_POSIX_ACL=y # CONFIG_XFS_FS is not set -# CONFIG_GFS2_FS is not set # CONFIG_OCFS2_FS is not set -# CONFIG_MINIX_FS is not set -# CONFIG_ROMFS_FS is not set +# CONFIG_DNOTIFY is not set # CONFIG_INOTIFY is not set # CONFIG_QUOTA is not set -# CONFIG_DNOTIFY is not set # CONFIG_AUTOFS_FS is not set # CONFIG_AUTOFS4_FS is not set # CONFIG_FUSE_FS is not set @@ -919,7 +787,6 @@ CONFIG_TMPFS=y # CONFIG_TMPFS_POSIX_ACL is not set # CONFIG_HUGETLBFS is not set # CONFIG_HUGETLB_PAGE is not set -CONFIG_RAMFS=y # CONFIG_CONFIGFS_FS is not set # @@ -935,68 +802,67 @@ CONFIG_RAMFS=y CONFIG_JFFS2_FS=y CONFIG_JFFS2_FS_DEBUG=0 CONFIG_JFFS2_FS_WRITEBUFFER=y +# CONFIG_JFFS2_FS_WBUF_VERIFY is not set # CONFIG_JFFS2_SUMMARY is not set # CONFIG_JFFS2_FS_XATTR is not set # CONFIG_JFFS2_COMPRESSION_OPTIONS is not set CONFIG_JFFS2_ZLIB=y +# CONFIG_JFFS2_LZO is not set CONFIG_JFFS2_RTIME=y # CONFIG_JFFS2_RUBIN is not set CONFIG_CRAMFS=y # CONFIG_VXFS_FS is not set +# CONFIG_MINIX_FS is not set # CONFIG_HPFS_FS is not set # CONFIG_QNX4FS_FS is not set +# CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set - -# -# Network File Systems -# -# CONFIG_NFS_FS is not set +CONFIG_NETWORK_FILESYSTEMS=y +CONFIG_NFS_FS=y +# CONFIG_NFS_V3 is not set +# CONFIG_NFS_V4 is not set # CONFIG_NFSD is not set +CONFIG_ROOT_NFS=y +CONFIG_LOCKD=y +CONFIG_NFS_COMMON=y +CONFIG_SUNRPC=y +# CONFIG_SUNRPC_BIND34 is not set +# CONFIG_RPCSEC_GSS_KRB5 is not set +# CONFIG_RPCSEC_GSS_SPKM3 is not set # CONFIG_SMB_FS is not set # CONFIG_CIFS is not set # CONFIG_NCP_FS is not set # CONFIG_CODA_FS is not set # CONFIG_AFS_FS is not set -# CONFIG_9P_FS is not set # # Partition Types # # CONFIG_PARTITION_ADVANCED is not set CONFIG_MSDOS_PARTITION=y - -# -# Native Language Support -# # CONFIG_NLS is not set - -# -# Distributed Lock Manager -# # CONFIG_DLM is not set # -# Profiling support -# -# CONFIG_PROFILING is not set - -# # Kernel hacking # CONFIG_TRACE_IRQFLAGS_SUPPORT=y # CONFIG_PRINTK_TIME is not set +CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y +CONFIG_FRAME_WARN=1024 # CONFIG_MAGIC_SYSRQ is not set # CONFIG_UNUSED_SYMBOLS is not set # CONFIG_DEBUG_FS is not set # CONFIG_HEADERS_CHECK is not set CONFIG_DEBUG_KERNEL=y # CONFIG_DEBUG_SHIRQ is not set -CONFIG_LOG_BUF_SHIFT=14 # CONFIG_DETECT_SOFTLOCKUP is not set +CONFIG_SCHED_DEBUG=y # CONFIG_SCHEDSTATS is not set # CONFIG_TIMER_STATS is not set +# CONFIG_DEBUG_OBJECTS is not set # CONFIG_DEBUG_SLAB is not set # CONFIG_DEBUG_RT_MUTEXES is not set # CONFIG_RT_MUTEX_TESTER is not set @@ -1004,21 +870,28 @@ CONFIG_LOG_BUF_SHIFT=14 # CONFIG_DEBUG_MUTEXES is not set # CONFIG_DEBUG_LOCK_ALLOC is not set # CONFIG_PROVE_LOCKING is not set +# CONFIG_LOCK_STAT is not set # CONFIG_DEBUG_SPINLOCK_SLEEP is not set # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set # CONFIG_DEBUG_KOBJECT is not set CONFIG_DEBUG_INFO=y # CONFIG_DEBUG_VM is not set +# CONFIG_DEBUG_WRITECOUNT is not set # CONFIG_DEBUG_LIST is not set +# CONFIG_DEBUG_SG is not set CONFIG_FRAME_POINTER=y -# CONFIG_FORCED_INLINING is not set +# CONFIG_BOOT_PRINTK_DELAY is not set # CONFIG_RCU_TORTURE_TEST is not set +# CONFIG_BACKTRACE_SELF_TEST is not set # CONFIG_FAULT_INJECTION is not set +# CONFIG_SAMPLES is not set # CONFIG_SH_STANDARD_BIOS is not set # CONFIG_EARLY_SCIF_CONSOLE is not set +# CONFIG_DEBUG_BOOTMEM is not set # CONFIG_DEBUG_STACKOVERFLOW is not set # CONFIG_DEBUG_STACK_USAGE is not set # CONFIG_4KSTACKS is not set +# CONFIG_IRQSTACKS is not set # CONFIG_SH_KGDB is not set # @@ -1026,62 +899,100 @@ CONFIG_FRAME_POINTER=y # # CONFIG_KEYS is not set # CONFIG_SECURITY is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set +CONFIG_CRYPTO=y # -# Cryptographic options +# Crypto core or helper # -CONFIG_CRYPTO=y CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_AEAD=y CONFIG_CRYPTO_BLKCIPHER=y CONFIG_CRYPTO_HASH=y CONFIG_CRYPTO_MANAGER=y +# CONFIG_CRYPTO_GF128MUL is not set +# CONFIG_CRYPTO_NULL is not set +# CONFIG_CRYPTO_CRYPTD is not set +CONFIG_CRYPTO_AUTHENC=y +# CONFIG_CRYPTO_TEST is not set + +# +# Authenticated Encryption with Associated Data +# +# CONFIG_CRYPTO_CCM is not set +# CONFIG_CRYPTO_GCM is not set +# CONFIG_CRYPTO_SEQIV is not set + +# +# Block modes +# +CONFIG_CRYPTO_CBC=y +# CONFIG_CRYPTO_CTR is not set +# CONFIG_CRYPTO_CTS is not set +CONFIG_CRYPTO_ECB=m +# CONFIG_CRYPTO_LRW is not set +CONFIG_CRYPTO_PCBC=m +# CONFIG_CRYPTO_XTS is not set + +# +# Hash modes +# CONFIG_CRYPTO_HMAC=y # CONFIG_CRYPTO_XCBC is not set -# CONFIG_CRYPTO_NULL is not set + +# +# Digest +# +# CONFIG_CRYPTO_CRC32C is not set # CONFIG_CRYPTO_MD4 is not set CONFIG_CRYPTO_MD5=y +# CONFIG_CRYPTO_MICHAEL_MIC is not set CONFIG_CRYPTO_SHA1=y # CONFIG_CRYPTO_SHA256 is not set # CONFIG_CRYPTO_SHA512 is not set -# CONFIG_CRYPTO_WP512 is not set # CONFIG_CRYPTO_TGR192 is not set -# CONFIG_CRYPTO_GF128MUL is not set -CONFIG_CRYPTO_ECB=m -CONFIG_CRYPTO_CBC=y -CONFIG_CRYPTO_PCBC=m -# CONFIG_CRYPTO_LRW is not set -CONFIG_CRYPTO_DES=y -# CONFIG_CRYPTO_FCRYPT is not set -# CONFIG_CRYPTO_BLOWFISH is not set -# CONFIG_CRYPTO_TWOFISH is not set -# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_WP512 is not set + +# +# Ciphers +# # CONFIG_CRYPTO_AES is not set +# CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_ARC4 is not set +# CONFIG_CRYPTO_BLOWFISH is not set +# CONFIG_CRYPTO_CAMELLIA is not set # CONFIG_CRYPTO_CAST5 is not set # CONFIG_CRYPTO_CAST6 is not set -# CONFIG_CRYPTO_TEA is not set -# CONFIG_CRYPTO_ARC4 is not set +CONFIG_CRYPTO_DES=y +# CONFIG_CRYPTO_FCRYPT is not set # CONFIG_CRYPTO_KHAZAD is not set -# CONFIG_CRYPTO_ANUBIS is not set -CONFIG_CRYPTO_DEFLATE=y -# CONFIG_CRYPTO_MICHAEL_MIC is not set -# CONFIG_CRYPTO_CRC32C is not set -# CONFIG_CRYPTO_CAMELLIA is not set -# CONFIG_CRYPTO_TEST is not set +# CONFIG_CRYPTO_SALSA20 is not set +# CONFIG_CRYPTO_SEED is not set +# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_TEA is not set +# CONFIG_CRYPTO_TWOFISH is not set # -# Hardware crypto devices +# Compression # +CONFIG_CRYPTO_DEFLATE=y +# CONFIG_CRYPTO_LZO is not set +CONFIG_CRYPTO_HW=y # # Library routines # CONFIG_BITREVERSE=y +# CONFIG_GENERIC_FIND_FIRST_BIT is not set CONFIG_CRC_CCITT=y # CONFIG_CRC16 is not set +# CONFIG_CRC_ITU_T is not set CONFIG_CRC32=y +# CONFIG_CRC7 is not set # CONFIG_LIBCRC32C is not set CONFIG_ZLIB_INFLATE=y CONFIG_ZLIB_DEFLATE=y CONFIG_PLIST=y CONFIG_HAS_IOMEM=y CONFIG_HAS_IOPORT=y +CONFIG_HAS_DMA=y diff --git a/arch/sh/configs/sh7763rdp_defconfig b/arch/sh/configs/sh7763rdp_defconfig new file mode 100644 index 0000000..83f3fe5 --- /dev/null +++ b/arch/sh/configs/sh7763rdp_defconfig @@ -0,0 +1,1052 @@ +# +# Automatically generated make config: don't edit +# Linux kernel version: 2.6.26-rc4 +# Fri Jun 6 12:20:17 2008 +# +CONFIG_SUPERH=y +CONFIG_SUPERH32=y +CONFIG_RWSEM_GENERIC_SPINLOCK=y +CONFIG_GENERIC_BUG=y +CONFIG_GENERIC_FIND_NEXT_BIT=y +CONFIG_GENERIC_HWEIGHT=y +CONFIG_GENERIC_HARDIRQS=y +CONFIG_GENERIC_IRQ_PROBE=y +CONFIG_GENERIC_CALIBRATE_DELAY=y +CONFIG_GENERIC_TIME=y +CONFIG_GENERIC_CLOCKEVENTS=y +CONFIG_STACKTRACE_SUPPORT=y +CONFIG_LOCKDEP_SUPPORT=y +# CONFIG_ARCH_HAS_ILOG2_U32 is not set +# CONFIG_ARCH_HAS_ILOG2_U64 is not set +CONFIG_ARCH_NO_VIRT_TO_BUS=y +CONFIG_ARCH_SUPPORTS_AOUT=y +CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" + +# +# General setup +# +CONFIG_EXPERIMENTAL=y +CONFIG_BROKEN_ON_SMP=y +CONFIG_INIT_ENV_ARG_LIMIT=32 +CONFIG_LOCALVERSION="" +CONFIG_LOCALVERSION_AUTO=y +CONFIG_SWAP=y +CONFIG_SYSVIPC=y +CONFIG_SYSVIPC_SYSCTL=y +# CONFIG_POSIX_MQUEUE is not set +# CONFIG_BSD_PROCESS_ACCT is not set +# CONFIG_TASKSTATS is not set +# CONFIG_AUDIT is not set +CONFIG_IKCONFIG=y +CONFIG_IKCONFIG_PROC=y +CONFIG_LOG_BUF_SHIFT=14 +# CONFIG_CGROUPS is not set +CONFIG_GROUP_SCHED=y +CONFIG_FAIR_GROUP_SCHED=y +# CONFIG_RT_GROUP_SCHED is not set +CONFIG_USER_SCHED=y +# CONFIG_CGROUP_SCHED is not set +CONFIG_SYSFS_DEPRECATED=y +CONFIG_SYSFS_DEPRECATED_V2=y +# CONFIG_RELAY is not set +CONFIG_NAMESPACES=y +CONFIG_UTS_NS=y +CONFIG_IPC_NS=y +# CONFIG_USER_NS is not set +# CONFIG_PID_NS is not set +# CONFIG_BLK_DEV_INITRD is not set +CONFIG_CC_OPTIMIZE_FOR_SIZE=y +CONFIG_SYSCTL=y +CONFIG_EMBEDDED=y +CONFIG_UID16=y +# CONFIG_SYSCTL_SYSCALL is not set +CONFIG_KALLSYMS=y +# CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_HOTPLUG=y +CONFIG_PRINTK=y +CONFIG_BUG=y +CONFIG_ELF_CORE=y +CONFIG_COMPAT_BRK=y +CONFIG_BASE_FULL=y +CONFIG_FUTEX=y +CONFIG_ANON_INODES=y +CONFIG_EPOLL=y +CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y +CONFIG_EVENTFD=y +CONFIG_SHMEM=y +CONFIG_VM_EVENT_COUNTERS=y +CONFIG_SLAB=y +# CONFIG_SLUB is not set +# CONFIG_SLOB is not set +CONFIG_PROFILING=y +# CONFIG_MARKERS is not set +CONFIG_OPROFILE=y +CONFIG_HAVE_OPROFILE=y +# CONFIG_HAVE_KPROBES is not set +# CONFIG_HAVE_KRETPROBES is not set +# CONFIG_HAVE_DMA_ATTRS is not set +CONFIG_PROC_PAGE_MONITOR=y +CONFIG_SLABINFO=y +CONFIG_RT_MUTEXES=y +# CONFIG_TINY_SHMEM is not set +CONFIG_BASE_SMALL=0 +CONFIG_MODULES=y +# CONFIG_MODULE_FORCE_LOAD is not set +# CONFIG_MODULE_UNLOAD is not set +# CONFIG_MODVERSIONS is not set +# CONFIG_MODULE_SRCVERSION_ALL is not set +# CONFIG_KMOD is not set +CONFIG_BLOCK=y +# CONFIG_LBD is not set +# CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_LSF is not set +# CONFIG_BLK_DEV_BSG is not set + +# +# IO Schedulers +# +CONFIG_IOSCHED_NOOP=y +CONFIG_IOSCHED_AS=y +CONFIG_IOSCHED_DEADLINE=y +CONFIG_IOSCHED_CFQ=y +CONFIG_DEFAULT_AS=y +# CONFIG_DEFAULT_DEADLINE is not set +# CONFIG_DEFAULT_CFQ is not set +# CONFIG_DEFAULT_NOOP is not set +CONFIG_DEFAULT_IOSCHED="anticipatory" +CONFIG_CLASSIC_RCU=y + +# +# System type +# +CONFIG_CPU_SH4=y +CONFIG_CPU_SH4A=y +# CONFIG_CPU_SUBTYPE_SH7619 is not set +# CONFIG_CPU_SUBTYPE_SH7203 is not set +# CONFIG_CPU_SUBTYPE_SH7206 is not set +# CONFIG_CPU_SUBTYPE_SH7263 is not set +# CONFIG_CPU_SUBTYPE_MXG is not set +# CONFIG_CPU_SUBTYPE_SH7705 is not set +# CONFIG_CPU_SUBTYPE_SH7706 is not set +# CONFIG_CPU_SUBTYPE_SH7707 is not set +# CONFIG_CPU_SUBTYPE_SH7708 is not set +# CONFIG_CPU_SUBTYPE_SH7709 is not set +# CONFIG_CPU_SUBTYPE_SH7710 is not set +# CONFIG_CPU_SUBTYPE_SH7712 is not set +# CONFIG_CPU_SUBTYPE_SH7720 is not set +# CONFIG_CPU_SUBTYPE_SH7721 is not set +# CONFIG_CPU_SUBTYPE_SH7750 is not set +# CONFIG_CPU_SUBTYPE_SH7091 is not set +# CONFIG_CPU_SUBTYPE_SH7750R is not set +# CONFIG_CPU_SUBTYPE_SH7750S is not set +# CONFIG_CPU_SUBTYPE_SH7751 is not set +# CONFIG_CPU_SUBTYPE_SH7751R is not set +# CONFIG_CPU_SUBTYPE_SH7760 is not set +# CONFIG_CPU_SUBTYPE_SH4_202 is not set +# CONFIG_CPU_SUBTYPE_SH7723 is not set +CONFIG_CPU_SUBTYPE_SH7763=y +# CONFIG_CPU_SUBTYPE_SH7770 is not set +# CONFIG_CPU_SUBTYPE_SH7780 is not set +# CONFIG_CPU_SUBTYPE_SH7785 is not set +# CONFIG_CPU_SUBTYPE_SHX3 is not set +# CONFIG_CPU_SUBTYPE_SH7343 is not set +# CONFIG_CPU_SUBTYPE_SH7722 is not set +# CONFIG_CPU_SUBTYPE_SH7366 is not set +# CONFIG_CPU_SUBTYPE_SH5_101 is not set +# CONFIG_CPU_SUBTYPE_SH5_103 is not set + +# +# Memory management options +# +CONFIG_QUICKLIST=y +CONFIG_MMU=y +CONFIG_PAGE_OFFSET=0x80000000 +CONFIG_MEMORY_START=0x0c000000 +CONFIG_MEMORY_SIZE=0x04000000 +CONFIG_29BIT=y +CONFIG_VSYSCALL=y +CONFIG_ARCH_FLATMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_DEFAULT=y +CONFIG_MAX_ACTIVE_REGIONS=1 +CONFIG_ARCH_POPULATES_NODE_MAP=y +CONFIG_ARCH_SELECT_MEMORY_MODEL=y +CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y +CONFIG_PAGE_SIZE_4KB=y +# CONFIG_PAGE_SIZE_8KB is not set +# CONFIG_PAGE_SIZE_16KB is not set +# CONFIG_PAGE_SIZE_64KB is not set +CONFIG_SELECT_MEMORY_MODEL=y +# CONFIG_FLATMEM_MANUAL is not set +# CONFIG_DISCONTIGMEM_MANUAL is not set +CONFIG_SPARSEMEM_MANUAL=y +CONFIG_SPARSEMEM=y +CONFIG_HAVE_MEMORY_PRESENT=y +CONFIG_SPARSEMEM_STATIC=y +# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set +# CONFIG_MEMORY_HOTPLUG is not set +CONFIG_PAGEFLAGS_EXTENDED=y +CONFIG_SPLIT_PTLOCK_CPUS=4 +# CONFIG_RESOURCES_64BIT is not set +CONFIG_ZONE_DMA_FLAG=0 +CONFIG_NR_QUICK=2 + +# +# Cache configuration +# +# CONFIG_SH_DIRECT_MAPPED is not set +CONFIG_CACHE_WRITEBACK=y +# CONFIG_CACHE_WRITETHROUGH is not set +# CONFIG_CACHE_OFF is not set + +# +# Processor features +# +CONFIG_CPU_LITTLE_ENDIAN=y +# CONFIG_CPU_BIG_ENDIAN is not set +CONFIG_SH_FPU=y +# CONFIG_SH_STORE_QUEUES is not set +CONFIG_CPU_HAS_INTEVT=y +CONFIG_CPU_HAS_SR_RB=y +CONFIG_CPU_HAS_FPU=y + +# +# Board support +# +CONFIG_SH_SH7763RDP=y + +# +# Timer and clock configuration +# +CONFIG_SH_TMU=y +CONFIG_SH_TIMER_IRQ=28 +CONFIG_SH_PCLK_FREQ=66666666 +# CONFIG_TICK_ONESHOT is not set +# CONFIG_NO_HZ is not set +# CONFIG_HIGH_RES_TIMERS is not set +CONFIG_GENERIC_CLOCKEVENTS_BUILD=y + +# +# CPU Frequency scaling +# +# CONFIG_CPU_FREQ is not set + +# +# DMA support +# +# CONFIG_SH_DMA is not set + +# +# Companion Chips +# + +# +# Additional SuperH Device Drivers +# +# CONFIG_HEARTBEAT is not set +# CONFIG_PUSH_SWITCH is not set + +# +# Kernel features +# +# CONFIG_HZ_100 is not set +CONFIG_HZ_250=y +# CONFIG_HZ_300 is not set +# CONFIG_HZ_1000 is not set +CONFIG_HZ=250 +# CONFIG_SCHED_HRTICK is not set +# CONFIG_KEXEC is not set +# CONFIG_CRASH_DUMP is not set +CONFIG_PREEMPT_NONE=y +# CONFIG_PREEMPT_VOLUNTARY is not set +# CONFIG_PREEMPT is not set +CONFIG_GUSA=y + +# +# Boot options +# +CONFIG_ZERO_PAGE_OFFSET=0x00001000 +CONFIG_BOOT_LINK_OFFSET=0x00800000 +CONFIG_CMDLINE_BOOL=y +CONFIG_CMDLINE="console=ttySC2,115200 root=/dev/sda1 rootdelay=10" + +# +# Bus options +# +# CONFIG_ARCH_SUPPORTS_MSI is not set +# CONFIG_PCCARD is not set + +# +# Executable file formats +# +CONFIG_BINFMT_ELF=y +# CONFIG_BINFMT_MISC is not set + +# +# Networking +# +CONFIG_NET=y + +# +# Networking options +# +CONFIG_PACKET=y +# CONFIG_PACKET_MMAP is not set +CONFIG_UNIX=y +CONFIG_XFRM=y +# CONFIG_XFRM_USER is not set +# CONFIG_XFRM_SUB_POLICY is not set +# CONFIG_XFRM_MIGRATE is not set +# CONFIG_XFRM_STATISTICS is not set +# CONFIG_NET_KEY is not set +CONFIG_INET=y +# CONFIG_IP_MULTICAST is not set +# CONFIG_IP_ADVANCED_ROUTER is not set +CONFIG_IP_FIB_HASH=y +CONFIG_IP_PNP=y +CONFIG_IP_PNP_DHCP=y +CONFIG_IP_PNP_BOOTP=y +# CONFIG_IP_PNP_RARP is not set +# CONFIG_NET_IPIP is not set +# CONFIG_NET_IPGRE is not set +# CONFIG_ARPD is not set +# CONFIG_SYN_COOKIES is not set +# CONFIG_INET_AH is not set +# CONFIG_INET_ESP is not set +# CONFIG_INET_IPCOMP is not set +# CONFIG_INET_XFRM_TUNNEL is not set +# CONFIG_INET_TUNNEL is not set +CONFIG_INET_XFRM_MODE_TRANSPORT=y +CONFIG_INET_XFRM_MODE_TUNNEL=y +CONFIG_INET_XFRM_MODE_BEET=y +# CONFIG_INET_LRO is not set +CONFIG_INET_DIAG=y +CONFIG_INET_TCP_DIAG=y +# CONFIG_TCP_CONG_ADVANCED is not set +CONFIG_TCP_CONG_CUBIC=y +CONFIG_DEFAULT_TCP_CONG="cubic" +# CONFIG_TCP_MD5SIG is not set +# CONFIG_IPV6 is not set +# CONFIG_NETWORK_SECMARK is not set +# CONFIG_NETFILTER is not set +# CONFIG_IP_DCCP is not set +# CONFIG_IP_SCTP is not set +# CONFIG_TIPC is not set +# CONFIG_ATM is not set +# CONFIG_BRIDGE is not set +# CONFIG_VLAN_8021Q is not set +# CONFIG_DECNET is not set +# CONFIG_LLC2 is not set +# CONFIG_IPX is not set +# CONFIG_ATALK is not set +# CONFIG_X25 is not set +# CONFIG_LAPB is not set +# CONFIG_ECONET is not set +# CONFIG_WAN_ROUTER is not set +# CONFIG_NET_SCHED is not set + +# +# Network testing +# +# CONFIG_NET_PKTGEN is not set +# CONFIG_HAMRADIO is not set +# CONFIG_CAN is not set +# CONFIG_IRDA is not set +# CONFIG_BT is not set +# CONFIG_AF_RXRPC is not set + +# +# Wireless +# +# CONFIG_CFG80211 is not set +CONFIG_WIRELESS_EXT=y +# CONFIG_MAC80211 is not set +# CONFIG_IEEE80211 is not set +# CONFIG_RFKILL is not set +# CONFIG_NET_9P is not set + +# +# Device Drivers +# + +# +# Generic Driver Options +# +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +CONFIG_STANDALONE=y +CONFIG_PREVENT_FIRMWARE_BUILD=y +CONFIG_FW_LOADER=y +# CONFIG_SYS_HYPERVISOR is not set +# CONFIG_CONNECTOR is not set +CONFIG_MTD=y +# CONFIG_MTD_DEBUG is not set +# CONFIG_MTD_CONCAT is not set +CONFIG_MTD_PARTITIONS=y +# CONFIG_MTD_REDBOOT_PARTS is not set +CONFIG_MTD_CMDLINE_PARTS=y +# CONFIG_MTD_AR7_PARTS is not set + +# +# User Modules And Translation Layers +# +# CONFIG_MTD_CHAR is not set +CONFIG_MTD_BLKDEVS=y +# CONFIG_MTD_BLOCK is not set +# CONFIG_MTD_BLOCK_RO is not set +# CONFIG_FTL is not set +# CONFIG_NFTL is not set +# CONFIG_INFTL is not set +# CONFIG_RFD_FTL is not set +# CONFIG_SSFDC is not set +# CONFIG_MTD_OOPS is not set + +# +# RAM/ROM/Flash chip drivers +# +CONFIG_MTD_CFI=y +CONFIG_MTD_JEDECPROBE=y +CONFIG_MTD_GEN_PROBE=y +CONFIG_MTD_CFI_ADV_OPTIONS=y +CONFIG_MTD_CFI_NOSWAP=y +# CONFIG_MTD_CFI_BE_BYTE_SWAP is not set +# CONFIG_MTD_CFI_LE_BYTE_SWAP is not set +CONFIG_MTD_CFI_GEOMETRY=y +CONFIG_MTD_MAP_BANK_WIDTH_1=y +CONFIG_MTD_MAP_BANK_WIDTH_2=y +# CONFIG_MTD_MAP_BANK_WIDTH_4 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set +CONFIG_MTD_CFI_I1=y +CONFIG_MTD_CFI_I2=y +# CONFIG_MTD_CFI_I4 is not set +# CONFIG_MTD_CFI_I8 is not set +# CONFIG_MTD_OTP is not set +CONFIG_MTD_CFI_INTELEXT=y +CONFIG_MTD_CFI_AMDSTD=y +CONFIG_MTD_CFI_STAA=y +CONFIG_MTD_CFI_UTIL=y +# CONFIG_MTD_RAM is not set +# CONFIG_MTD_ROM is not set +# CONFIG_MTD_ABSENT is not set + +# +# Mapping drivers for chip access +# +CONFIG_MTD_COMPLEX_MAPPINGS=y +CONFIG_MTD_PHYSMAP=y +CONFIG_MTD_PHYSMAP_START=0x8000000 +CONFIG_MTD_PHYSMAP_LEN=0 +CONFIG_MTD_PHYSMAP_BANKWIDTH=2 +# CONFIG_MTD_PLATRAM is not set + +# +# Self-contained MTD device drivers +# +# CONFIG_MTD_SLRAM is not set +# CONFIG_MTD_PHRAM is not set +# CONFIG_MTD_MTDRAM is not set +# CONFIG_MTD_BLOCK2MTD is not set + +# +# Disk-On-Chip Device Drivers +# +# CONFIG_MTD_DOC2000 is not set +# CONFIG_MTD_DOC2001 is not set +# CONFIG_MTD_DOC2001PLUS is not set +# CONFIG_MTD_NAND is not set +# CONFIG_MTD_ONENAND is not set + +# +# UBI - Unsorted block images +# +# CONFIG_MTD_UBI is not set +# CONFIG_PARPORT is not set +CONFIG_BLK_DEV=y +# CONFIG_BLK_DEV_COW_COMMON is not set +# CONFIG_BLK_DEV_LOOP is not set +# CONFIG_BLK_DEV_NBD is not set +# CONFIG_BLK_DEV_UB is not set +# CONFIG_BLK_DEV_RAM is not set +# CONFIG_CDROM_PKTCDVD is not set +# CONFIG_ATA_OVER_ETH is not set +# CONFIG_MISC_DEVICES is not set +CONFIG_HAVE_IDE=y +# CONFIG_IDE is not set + +# +# SCSI device support +# +# CONFIG_RAID_ATTRS is not set +CONFIG_SCSI=y +CONFIG_SCSI_DMA=y +# CONFIG_SCSI_TGT is not set +# CONFIG_SCSI_NETLINK is not set +CONFIG_SCSI_PROC_FS=y + +# +# SCSI support type (disk, tape, CD-ROM) +# +CONFIG_BLK_DEV_SD=y +# CONFIG_CHR_DEV_ST is not set +# CONFIG_CHR_DEV_OSST is not set +# CONFIG_BLK_DEV_SR is not set +# CONFIG_CHR_DEV_SG is not set +# CONFIG_CHR_DEV_SCH is not set + +# +# Some SCSI devices (e.g. CD jukebox) support multiple LUNs +# +# CONFIG_SCSI_MULTI_LUN is not set +# CONFIG_SCSI_CONSTANTS is not set +# CONFIG_SCSI_LOGGING is not set +# CONFIG_SCSI_SCAN_ASYNC is not set +CONFIG_SCSI_WAIT_SCAN=m + +# +# SCSI Transports +# +# CONFIG_SCSI_SPI_ATTRS is not set +# CONFIG_SCSI_FC_ATTRS is not set +# CONFIG_SCSI_ISCSI_ATTRS is not set +# CONFIG_SCSI_SAS_LIBSAS is not set +# CONFIG_SCSI_SRP_ATTRS is not set +CONFIG_SCSI_LOWLEVEL=y +# CONFIG_ISCSI_TCP is not set +# CONFIG_SCSI_DEBUG is not set +# CONFIG_ATA is not set +# CONFIG_MD is not set +CONFIG_NETDEVICES=y +# CONFIG_NETDEVICES_MULTIQUEUE is not set +# CONFIG_DUMMY is not set +# CONFIG_BONDING is not set +# CONFIG_MACVLAN is not set +# CONFIG_EQUALIZER is not set +# CONFIG_TUN is not set +# CONFIG_VETH is not set +CONFIG_PHYLIB=y + +# +# MII PHY device drivers +# +# CONFIG_MARVELL_PHY is not set +# CONFIG_DAVICOM_PHY is not set +# CONFIG_QSEMI_PHY is not set +# CONFIG_LXT_PHY is not set +# CONFIG_CICADA_PHY is not set +# CONFIG_VITESSE_PHY is not set +# CONFIG_SMSC_PHY is not set +# CONFIG_BROADCOM_PHY is not set +# CONFIG_ICPLUS_PHY is not set +# CONFIG_REALTEK_PHY is not set +# CONFIG_FIXED_PHY is not set +CONFIG_MDIO_BITBANG=y +CONFIG_NET_ETHERNET=y +CONFIG_MII=y +# CONFIG_AX88796 is not set +# CONFIG_STNIC is not set +# CONFIG_SMC91X is not set +# CONFIG_IBM_NEW_EMAC_ZMII is not set +# CONFIG_IBM_NEW_EMAC_RGMII is not set +# CONFIG_IBM_NEW_EMAC_TAH is not set +# CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_B44 is not set +# CONFIG_NETDEV_1000 is not set +# CONFIG_NETDEV_10000 is not set + +# +# Wireless LAN +# +# CONFIG_WLAN_PRE80211 is not set +# CONFIG_WLAN_80211 is not set +# CONFIG_IWLWIFI_LEDS is not set + +# +# USB Network Adapters +# +# CONFIG_USB_CATC is not set +# CONFIG_USB_KAWETH is not set +# CONFIG_USB_PEGASUS is not set +# CONFIG_USB_RTL8150 is not set +# CONFIG_USB_USBNET is not set +# CONFIG_WAN is not set +# CONFIG_PPP is not set +# CONFIG_SLIP is not set +# CONFIG_NETCONSOLE is not set +# CONFIG_NETPOLL is not set +# CONFIG_NET_POLL_CONTROLLER is not set +# CONFIG_ISDN is not set +# CONFIG_PHONE is not set + +# +# Input device support +# +CONFIG_INPUT=y +# CONFIG_INPUT_FF_MEMLESS is not set +# CONFIG_INPUT_POLLDEV is not set + +# +# Userland interfaces +# +# CONFIG_INPUT_MOUSEDEV is not set +# CONFIG_INPUT_JOYDEV is not set +# CONFIG_INPUT_EVDEV is not set +# CONFIG_INPUT_EVBUG is not set + +# +# Input Device Drivers +# +# CONFIG_INPUT_KEYBOARD is not set +# CONFIG_INPUT_MOUSE is not set +# CONFIG_INPUT_JOYSTICK is not set +# CONFIG_INPUT_TABLET is not set +# CONFIG_INPUT_TOUCHSCREEN is not set +# CONFIG_INPUT_MISC is not set + +# +# Hardware I/O ports +# +# CONFIG_SERIO is not set +# CONFIG_GAMEPORT is not set + +# +# Character devices +# +# CONFIG_VT is not set +CONFIG_DEVKMEM=y +# CONFIG_SERIAL_NONSTANDARD is not set + +# +# Serial drivers +# +# CONFIG_SERIAL_8250 is not set + +# +# Non-8250 serial port support +# +CONFIG_SERIAL_SH_SCI=y +CONFIG_SERIAL_SH_SCI_NR_UARTS=3 +CONFIG_SERIAL_SH_SCI_CONSOLE=y +CONFIG_SERIAL_CORE=y +CONFIG_SERIAL_CORE_CONSOLE=y +CONFIG_UNIX98_PTYS=y +CONFIG_LEGACY_PTYS=y +CONFIG_LEGACY_PTY_COUNT=256 +# CONFIG_IPMI_HANDLER is not set +CONFIG_HW_RANDOM=y +# CONFIG_R3964 is not set +# CONFIG_RAW_DRIVER is not set +# CONFIG_TCG_TPM is not set +# CONFIG_I2C is not set +# CONFIG_SPI is not set +# CONFIG_W1 is not set +# CONFIG_POWER_SUPPLY is not set +# CONFIG_HWMON is not set +# CONFIG_THERMAL is not set +# CONFIG_WATCHDOG is not set + +# +# Sonics Silicon Backplane +# +CONFIG_SSB_POSSIBLE=y +# CONFIG_SSB is not set + +# +# Multifunction device drivers +# +# CONFIG_MFD_SM501 is not set +# CONFIG_HTC_PASIC3 is not set + +# +# Multimedia devices +# + +# +# Multimedia core support +# +# CONFIG_VIDEO_DEV is not set +# CONFIG_DVB_CORE is not set +# CONFIG_VIDEO_MEDIA is not set + +# +# Multimedia drivers +# +# CONFIG_DAB is not set + +# +# Graphics support +# +# CONFIG_VGASTATE is not set +# CONFIG_VIDEO_OUTPUT_CONTROL is not set +# CONFIG_FB is not set +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set + +# +# Display device support +# +# CONFIG_DISPLAY_SUPPORT is not set + +# +# Sound +# +# CONFIG_SOUND is not set +# CONFIG_HID_SUPPORT is not set +CONFIG_USB_SUPPORT=y +CONFIG_USB_ARCH_HAS_HCD=y +CONFIG_USB_ARCH_HAS_OHCI=y +# CONFIG_USB_ARCH_HAS_EHCI is not set +CONFIG_USB=y +# CONFIG_USB_DEBUG is not set +# CONFIG_USB_ANNOUNCE_NEW_DEVICES is not set + +# +# Miscellaneous USB options +# +# CONFIG_USB_DEVICEFS is not set +CONFIG_USB_DEVICE_CLASS=y +# CONFIG_USB_DYNAMIC_MINORS is not set +# CONFIG_USB_OTG is not set +# CONFIG_USB_OTG_WHITELIST is not set +# CONFIG_USB_OTG_BLACKLIST_HUB is not set + +# +# USB Host Controller Drivers +# +# CONFIG_USB_C67X00_HCD is not set +# CONFIG_USB_ISP116X_HCD is not set +# CONFIG_USB_ISP1760_HCD is not set +CONFIG_USB_OHCI_HCD=y +# CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set +# CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set +CONFIG_USB_OHCI_LITTLE_ENDIAN=y +# CONFIG_USB_SL811_HCD is not set +# CONFIG_USB_R8A66597_HCD is not set + +# +# USB Device Class drivers +# +# CONFIG_USB_ACM is not set +# CONFIG_USB_PRINTER is not set +# CONFIG_USB_WDM is not set + +# +# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# + +# +# may also be needed; see USB_STORAGE Help for more information +# +CONFIG_USB_STORAGE=y +# CONFIG_USB_STORAGE_DEBUG is not set +# CONFIG_USB_STORAGE_DATAFAB is not set +# CONFIG_USB_STORAGE_FREECOM is not set +# CONFIG_USB_STORAGE_ISD200 is not set +# CONFIG_USB_STORAGE_DPCM is not set +# CONFIG_USB_STORAGE_USBAT is not set +# CONFIG_USB_STORAGE_SDDR09 is not set +# CONFIG_USB_STORAGE_SDDR55 is not set +# CONFIG_USB_STORAGE_JUMPSHOT is not set +# CONFIG_USB_STORAGE_ALAUDA is not set +# CONFIG_USB_STORAGE_ONETOUCH is not set +# CONFIG_USB_STORAGE_KARMA is not set +# CONFIG_USB_STORAGE_CYPRESS_ATACB is not set +# CONFIG_USB_LIBUSUAL is not set + +# +# USB Imaging devices +# +# CONFIG_USB_MDC800 is not set +# CONFIG_USB_MICROTEK is not set +CONFIG_USB_MON=y + +# +# USB port drivers +# +# CONFIG_USB_SERIAL is not set + +# +# USB Miscellaneous drivers +# +# CONFIG_USB_EMI62 is not set +# CONFIG_USB_EMI26 is not set +# CONFIG_USB_ADUTUX is not set +# CONFIG_USB_AUERSWALD is not set +# CONFIG_USB_RIO500 is not set +# CONFIG_USB_LEGOTOWER is not set +# CONFIG_USB_LCD is not set +# CONFIG_USB_BERRY_CHARGE is not set +# CONFIG_USB_LED is not set +# CONFIG_USB_CYPRESS_CY7C63 is not set +# CONFIG_USB_CYTHERM is not set +# CONFIG_USB_PHIDGET is not set +# CONFIG_USB_IDMOUSE is not set +# CONFIG_USB_FTDI_ELAN is not set +# CONFIG_USB_APPLEDISPLAY is not set +# CONFIG_USB_LD is not set +# CONFIG_USB_TRANCEVIBRATOR is not set +# CONFIG_USB_IOWARRIOR is not set +# CONFIG_USB_ISIGHTFW is not set +# CONFIG_USB_GADGET is not set +# CONFIG_MMC is not set +# CONFIG_MEMSTICK is not set +# CONFIG_NEW_LEDS is not set +# CONFIG_ACCESSIBILITY is not set +# CONFIG_RTC_CLASS is not set +# CONFIG_UIO is not set + +# +# File systems +# +CONFIG_EXT2_FS=y +# CONFIG_EXT2_FS_XATTR is not set +# CONFIG_EXT2_FS_XIP is not set +CONFIG_EXT3_FS=y +CONFIG_EXT3_FS_XATTR=y +# CONFIG_EXT3_FS_POSIX_ACL is not set +# CONFIG_EXT3_FS_SECURITY is not set +# CONFIG_EXT4DEV_FS is not set +CONFIG_JBD=y +CONFIG_FS_MBCACHE=y +# CONFIG_REISERFS_FS is not set +# CONFIG_JFS_FS is not set +CONFIG_FS_POSIX_ACL=y +# CONFIG_XFS_FS is not set +# CONFIG_OCFS2_FS is not set +CONFIG_DNOTIFY=y +CONFIG_INOTIFY=y +CONFIG_INOTIFY_USER=y +# CONFIG_QUOTA is not set +CONFIG_AUTOFS_FS=y +CONFIG_AUTOFS4_FS=y +# CONFIG_FUSE_FS is not set +CONFIG_GENERIC_ACL=y + +# +# CD-ROM/DVD Filesystems +# +# CONFIG_ISO9660_FS is not set +# CONFIG_UDF_FS is not set + +# +# DOS/FAT/NT Filesystems +# +CONFIG_FAT_FS=y +CONFIG_MSDOS_FS=y +CONFIG_VFAT_FS=y +CONFIG_FAT_DEFAULT_CODEPAGE=437 +CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" +# CONFIG_NTFS_FS is not set + +# +# Pseudo filesystems +# +CONFIG_PROC_FS=y +CONFIG_PROC_KCORE=y +CONFIG_PROC_SYSCTL=y +CONFIG_SYSFS=y +CONFIG_TMPFS=y +CONFIG_TMPFS_POSIX_ACL=y +# CONFIG_HUGETLBFS is not set +# CONFIG_HUGETLB_PAGE is not set +# CONFIG_CONFIGFS_FS is not set + +# +# Miscellaneous filesystems +# +# CONFIG_ADFS_FS is not set +# CONFIG_AFFS_FS is not set +# CONFIG_HFS_FS is not set +# CONFIG_HFSPLUS_FS is not set +# CONFIG_BEFS_FS is not set +# CONFIG_BFS_FS is not set +# CONFIG_EFS_FS is not set +# CONFIG_JFFS2_FS is not set +# CONFIG_CRAMFS is not set +# CONFIG_VXFS_FS is not set +# CONFIG_MINIX_FS is not set +# CONFIG_HPFS_FS is not set +# CONFIG_QNX4FS_FS is not set +# CONFIG_ROMFS_FS is not set +# CONFIG_SYSV_FS is not set +# CONFIG_UFS_FS is not set +CONFIG_NETWORK_FILESYSTEMS=y +CONFIG_NFS_FS=y +# CONFIG_NFS_V3 is not set +# CONFIG_NFS_V4 is not set +# CONFIG_NFSD is not set +CONFIG_ROOT_NFS=y +CONFIG_LOCKD=y +CONFIG_NFS_COMMON=y +CONFIG_SUNRPC=y +# CONFIG_SUNRPC_BIND34 is not set +# CONFIG_RPCSEC_GSS_KRB5 is not set +# CONFIG_RPCSEC_GSS_SPKM3 is not set +# CONFIG_SMB_FS is not set +# CONFIG_CIFS is not set +# CONFIG_NCP_FS is not set +# CONFIG_CODA_FS is not set +# CONFIG_AFS_FS is not set + +# +# Partition Types +# +# CONFIG_PARTITION_ADVANCED is not set +CONFIG_MSDOS_PARTITION=y +CONFIG_NLS=y +CONFIG_NLS_DEFAULT="iso8859-1" +CONFIG_NLS_CODEPAGE_437=y +CONFIG_NLS_CODEPAGE_737=y +CONFIG_NLS_CODEPAGE_775=y +CONFIG_NLS_CODEPAGE_850=y +CONFIG_NLS_CODEPAGE_852=y +CONFIG_NLS_CODEPAGE_855=y +CONFIG_NLS_CODEPAGE_857=y +CONFIG_NLS_CODEPAGE_860=y +CONFIG_NLS_CODEPAGE_861=y +CONFIG_NLS_CODEPAGE_862=y +CONFIG_NLS_CODEPAGE_863=y +CONFIG_NLS_CODEPAGE_864=y +CONFIG_NLS_CODEPAGE_865=y +CONFIG_NLS_CODEPAGE_866=y +CONFIG_NLS_CODEPAGE_869=y +CONFIG_NLS_CODEPAGE_936=y +CONFIG_NLS_CODEPAGE_950=y +CONFIG_NLS_CODEPAGE_932=y +CONFIG_NLS_CODEPAGE_949=y +CONFIG_NLS_CODEPAGE_874=y +CONFIG_NLS_ISO8859_8=y +CONFIG_NLS_CODEPAGE_1250=y +CONFIG_NLS_CODEPAGE_1251=y +CONFIG_NLS_ASCII=y +CONFIG_NLS_ISO8859_1=y +CONFIG_NLS_ISO8859_2=y +CONFIG_NLS_ISO8859_3=y +CONFIG_NLS_ISO8859_4=y +CONFIG_NLS_ISO8859_5=y +CONFIG_NLS_ISO8859_6=y +CONFIG_NLS_ISO8859_7=y +CONFIG_NLS_ISO8859_9=y +CONFIG_NLS_ISO8859_13=y +CONFIG_NLS_ISO8859_14=y +CONFIG_NLS_ISO8859_15=y +CONFIG_NLS_KOI8_R=y +CONFIG_NLS_KOI8_U=y +CONFIG_NLS_UTF8=y +# CONFIG_DLM is not set + +# +# Kernel hacking +# +CONFIG_TRACE_IRQFLAGS_SUPPORT=y +# CONFIG_PRINTK_TIME is not set +# CONFIG_ENABLE_WARN_DEPRECATED is not set +# CONFIG_ENABLE_MUST_CHECK is not set +CONFIG_FRAME_WARN=1024 +# CONFIG_MAGIC_SYSRQ is not set +# CONFIG_UNUSED_SYMBOLS is not set +# CONFIG_DEBUG_FS is not set +# CONFIG_HEADERS_CHECK is not set +# CONFIG_DEBUG_KERNEL is not set +# CONFIG_DEBUG_BUGVERBOSE is not set +# CONFIG_SAMPLES is not set +# CONFIG_SH_STANDARD_BIOS is not set +# CONFIG_EARLY_SCIF_CONSOLE is not set +# CONFIG_SH_KGDB is not set + +# +# Security options +# +# CONFIG_KEYS is not set +# CONFIG_SECURITY is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set +CONFIG_CRYPTO=y + +# +# Crypto core or helper +# +# CONFIG_CRYPTO_MANAGER is not set +# CONFIG_CRYPTO_GF128MUL is not set +# CONFIG_CRYPTO_NULL is not set +# CONFIG_CRYPTO_CRYPTD is not set +# CONFIG_CRYPTO_AUTHENC is not set +# CONFIG_CRYPTO_TEST is not set + +# +# Authenticated Encryption with Associated Data +# +# CONFIG_CRYPTO_CCM is not set +# CONFIG_CRYPTO_GCM is not set +# CONFIG_CRYPTO_SEQIV is not set + +# +# Block modes +# +# CONFIG_CRYPTO_CBC is not set +# CONFIG_CRYPTO_CTR is not set +# CONFIG_CRYPTO_CTS is not set +# CONFIG_CRYPTO_ECB is not set +# CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_PCBC is not set +# CONFIG_CRYPTO_XTS is not set + +# +# Hash modes +# +# CONFIG_CRYPTO_HMAC is not set +# CONFIG_CRYPTO_XCBC is not set + +# +# Digest +# +# CONFIG_CRYPTO_CRC32C is not set +# CONFIG_CRYPTO_MD4 is not set +# CONFIG_CRYPTO_MD5 is not set +# CONFIG_CRYPTO_MICHAEL_MIC is not set +# CONFIG_CRYPTO_SHA1 is not set +# CONFIG_CRYPTO_SHA256 is not set +# CONFIG_CRYPTO_SHA512 is not set +# CONFIG_CRYPTO_TGR192 is not set +# CONFIG_CRYPTO_WP512 is not set + +# +# Ciphers +# +# CONFIG_CRYPTO_AES is not set +# CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_ARC4 is not set +# CONFIG_CRYPTO_BLOWFISH is not set +# CONFIG_CRYPTO_CAMELLIA is not set +# CONFIG_CRYPTO_CAST5 is not set +# CONFIG_CRYPTO_CAST6 is not set +# CONFIG_CRYPTO_DES is not set +# CONFIG_CRYPTO_FCRYPT is not set +# CONFIG_CRYPTO_KHAZAD is not set +# CONFIG_CRYPTO_SALSA20 is not set +# CONFIG_CRYPTO_SEED is not set +# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_TEA is not set +# CONFIG_CRYPTO_TWOFISH is not set + +# +# Compression +# +# CONFIG_CRYPTO_DEFLATE is not set +# CONFIG_CRYPTO_LZO is not set +CONFIG_CRYPTO_HW=y + +# +# Library routines +# +CONFIG_BITREVERSE=y +# CONFIG_GENERIC_FIND_FIRST_BIT is not set +# CONFIG_CRC_CCITT is not set +# CONFIG_CRC16 is not set +# CONFIG_CRC_ITU_T is not set +CONFIG_CRC32=y +# CONFIG_CRC7 is not set +# CONFIG_LIBCRC32C is not set +CONFIG_PLIST=y +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT=y +CONFIG_HAS_DMA=y diff --git a/arch/sh/configs/sh7785lcr_defconfig b/arch/sh/configs/sh7785lcr_defconfig new file mode 100644 index 0000000..ff72697 --- /dev/null +++ b/arch/sh/configs/sh7785lcr_defconfig @@ -0,0 +1,1388 @@ +# +# Automatically generated make config: don't edit +# Linux kernel version: 2.6.26-rc8 +# Tue Jul 15 21:37:59 2008 +# +CONFIG_SUPERH=y +CONFIG_SUPERH32=y +CONFIG_RWSEM_GENERIC_SPINLOCK=y +CONFIG_GENERIC_BUG=y +CONFIG_GENERIC_FIND_NEXT_BIT=y +CONFIG_GENERIC_HWEIGHT=y +CONFIG_GENERIC_HARDIRQS=y +CONFIG_GENERIC_IRQ_PROBE=y +CONFIG_GENERIC_CALIBRATE_DELAY=y +CONFIG_GENERIC_TIME=y +CONFIG_GENERIC_CLOCKEVENTS=y +CONFIG_SYS_SUPPORTS_NUMA=y +CONFIG_SYS_SUPPORTS_PCI=y +CONFIG_STACKTRACE_SUPPORT=y +CONFIG_LOCKDEP_SUPPORT=y +# CONFIG_ARCH_HAS_ILOG2_U32 is not set +# CONFIG_ARCH_HAS_ILOG2_U64 is not set +CONFIG_ARCH_NO_VIRT_TO_BUS=y +CONFIG_ARCH_SUPPORTS_AOUT=y +CONFIG_IO_TRAPPED=y +CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" + +# +# General setup +# +CONFIG_EXPERIMENTAL=y +CONFIG_BROKEN_ON_SMP=y +CONFIG_LOCK_KERNEL=y +CONFIG_INIT_ENV_ARG_LIMIT=32 +CONFIG_LOCALVERSION="" +CONFIG_LOCALVERSION_AUTO=y +CONFIG_SWAP=y +CONFIG_SYSVIPC=y +CONFIG_SYSVIPC_SYSCTL=y +# CONFIG_POSIX_MQUEUE is not set +CONFIG_BSD_PROCESS_ACCT=y +# CONFIG_BSD_PROCESS_ACCT_V3 is not set +# CONFIG_TASKSTATS is not set +# CONFIG_AUDIT is not set +CONFIG_IKCONFIG=y +CONFIG_IKCONFIG_PROC=y +CONFIG_LOG_BUF_SHIFT=14 +# CONFIG_CGROUPS is not set +CONFIG_GROUP_SCHED=y +CONFIG_FAIR_GROUP_SCHED=y +# CONFIG_RT_GROUP_SCHED is not set +CONFIG_USER_SCHED=y +# CONFIG_CGROUP_SCHED is not set +CONFIG_SYSFS_DEPRECATED=y +CONFIG_SYSFS_DEPRECATED_V2=y +# CONFIG_RELAY is not set +# CONFIG_NAMESPACES is not set +# CONFIG_BLK_DEV_INITRD is not set +CONFIG_CC_OPTIMIZE_FOR_SIZE=y +CONFIG_SYSCTL=y +CONFIG_EMBEDDED=y +CONFIG_UID16=y +CONFIG_SYSCTL_SYSCALL=y +CONFIG_SYSCTL_SYSCALL_CHECK=y +CONFIG_KALLSYMS=y +# CONFIG_KALLSYMS_ALL is not set +# CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_HOTPLUG=y +CONFIG_PRINTK=y +CONFIG_BUG=y +CONFIG_ELF_CORE=y +CONFIG_COMPAT_BRK=y +CONFIG_BASE_FULL=y +CONFIG_FUTEX=y +CONFIG_ANON_INODES=y +CONFIG_EPOLL=y +CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y +CONFIG_EVENTFD=y +CONFIG_SHMEM=y +CONFIG_VM_EVENT_COUNTERS=y +CONFIG_SLAB=y +# CONFIG_SLUB is not set +# CONFIG_SLOB is not set +CONFIG_PROFILING=y +# CONFIG_MARKERS is not set +# CONFIG_OPROFILE is not set +CONFIG_HAVE_OPROFILE=y +# CONFIG_HAVE_KPROBES is not set +# CONFIG_HAVE_KRETPROBES is not set +# CONFIG_HAVE_DMA_ATTRS is not set +CONFIG_PROC_PAGE_MONITOR=y +CONFIG_SLABINFO=y +CONFIG_RT_MUTEXES=y +# CONFIG_TINY_SHMEM is not set +CONFIG_BASE_SMALL=0 +CONFIG_MODULES=y +# CONFIG_MODULE_FORCE_LOAD is not set +CONFIG_MODULE_UNLOAD=y +# CONFIG_MODULE_FORCE_UNLOAD is not set +# CONFIG_MODVERSIONS is not set +# CONFIG_MODULE_SRCVERSION_ALL is not set +CONFIG_KMOD=y +CONFIG_BLOCK=y +# CONFIG_LBD is not set +# CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_LSF is not set +# CONFIG_BLK_DEV_BSG is not set + +# +# IO Schedulers +# +CONFIG_IOSCHED_NOOP=y +CONFIG_IOSCHED_AS=y +CONFIG_IOSCHED_DEADLINE=y +CONFIG_IOSCHED_CFQ=y +# CONFIG_DEFAULT_AS is not set +# CONFIG_DEFAULT_DEADLINE is not set +CONFIG_DEFAULT_CFQ=y +# CONFIG_DEFAULT_NOOP is not set +CONFIG_DEFAULT_IOSCHED="cfq" +CONFIG_CLASSIC_RCU=y + +# +# System type +# +CONFIG_CPU_SH4=y +CONFIG_CPU_SH4A=y +CONFIG_CPU_SHX2=y +# CONFIG_CPU_SUBTYPE_SH7619 is not set +# CONFIG_CPU_SUBTYPE_SH7203 is not set +# CONFIG_CPU_SUBTYPE_SH7206 is not set +# CONFIG_CPU_SUBTYPE_SH7263 is not set +# CONFIG_CPU_SUBTYPE_MXG is not set +# CONFIG_CPU_SUBTYPE_SH7705 is not set +# CONFIG_CPU_SUBTYPE_SH7706 is not set +# CONFIG_CPU_SUBTYPE_SH7707 is not set +# CONFIG_CPU_SUBTYPE_SH7708 is not set +# CONFIG_CPU_SUBTYPE_SH7709 is not set +# CONFIG_CPU_SUBTYPE_SH7710 is not set +# CONFIG_CPU_SUBTYPE_SH7712 is not set +# CONFIG_CPU_SUBTYPE_SH7720 is not set +# CONFIG_CPU_SUBTYPE_SH7721 is not set +# CONFIG_CPU_SUBTYPE_SH7750 is not set +# CONFIG_CPU_SUBTYPE_SH7091 is not set +# CONFIG_CPU_SUBTYPE_SH7750R is not set +# CONFIG_CPU_SUBTYPE_SH7750S is not set +# CONFIG_CPU_SUBTYPE_SH7751 is not set +# CONFIG_CPU_SUBTYPE_SH7751R is not set +# CONFIG_CPU_SUBTYPE_SH7760 is not set +# CONFIG_CPU_SUBTYPE_SH4_202 is not set +# CONFIG_CPU_SUBTYPE_SH7723 is not set +# CONFIG_CPU_SUBTYPE_SH7763 is not set +# CONFIG_CPU_SUBTYPE_SH7770 is not set +# CONFIG_CPU_SUBTYPE_SH7780 is not set +CONFIG_CPU_SUBTYPE_SH7785=y +# CONFIG_CPU_SUBTYPE_SHX3 is not set +# CONFIG_CPU_SUBTYPE_SH7343 is not set +# CONFIG_CPU_SUBTYPE_SH7722 is not set +# CONFIG_CPU_SUBTYPE_SH7366 is not set +# CONFIG_CPU_SUBTYPE_SH5_101 is not set +# CONFIG_CPU_SUBTYPE_SH5_103 is not set + +# +# Memory management options +# +CONFIG_QUICKLIST=y +CONFIG_MMU=y +CONFIG_PAGE_OFFSET=0x80000000 +CONFIG_MEMORY_START=0x08000000 +CONFIG_MEMORY_SIZE=0x08000000 +CONFIG_29BIT=y +# CONFIG_PMB is not set +# CONFIG_X2TLB is not set +CONFIG_VSYSCALL=y +# CONFIG_NUMA is not set +CONFIG_ARCH_FLATMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_DEFAULT=y +CONFIG_MAX_ACTIVE_REGIONS=2 +CONFIG_ARCH_POPULATES_NODE_MAP=y +CONFIG_ARCH_SELECT_MEMORY_MODEL=y +CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y +CONFIG_PAGE_SIZE_4KB=y +# CONFIG_PAGE_SIZE_8KB is not set +# CONFIG_PAGE_SIZE_16KB is not set +# CONFIG_PAGE_SIZE_64KB is not set +CONFIG_SELECT_MEMORY_MODEL=y +# CONFIG_FLATMEM_MANUAL is not set +# CONFIG_DISCONTIGMEM_MANUAL is not set +CONFIG_SPARSEMEM_MANUAL=y +CONFIG_SPARSEMEM=y +CONFIG_HAVE_MEMORY_PRESENT=y +CONFIG_SPARSEMEM_STATIC=y +# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set +# CONFIG_MEMORY_HOTPLUG is not set +CONFIG_PAGEFLAGS_EXTENDED=y +CONFIG_SPLIT_PTLOCK_CPUS=4 +# CONFIG_RESOURCES_64BIT is not set +CONFIG_ZONE_DMA_FLAG=0 +CONFIG_NR_QUICK=2 + +# +# Cache configuration +# +# CONFIG_SH_DIRECT_MAPPED is not set +CONFIG_CACHE_WRITEBACK=y +# CONFIG_CACHE_WRITETHROUGH is not set +# CONFIG_CACHE_OFF is not set + +# +# Processor features +# +CONFIG_CPU_LITTLE_ENDIAN=y +# CONFIG_CPU_BIG_ENDIAN is not set +CONFIG_SH_FPU=y +CONFIG_SH_STORE_QUEUES=y +CONFIG_CPU_HAS_INTEVT=y +CONFIG_CPU_HAS_SR_RB=y +CONFIG_CPU_HAS_PTEA=y +CONFIG_CPU_HAS_FPU=y + +# +# Board support +# +# CONFIG_SH_HIGHLANDER is not set +CONFIG_SH_SH7785LCR=y +CONFIG_SH_SH7785LCR_29BIT_PHYSMAPS=y + +# +# Timer and clock configuration +# +CONFIG_SH_TMU=y +CONFIG_SH_TIMER_IRQ=28 +CONFIG_SH_PCLK_FREQ=50000000 +CONFIG_TICK_ONESHOT=y +# CONFIG_NO_HZ is not set +CONFIG_HIGH_RES_TIMERS=y +CONFIG_GENERIC_CLOCKEVENTS_BUILD=y + +# +# CPU Frequency scaling +# +# CONFIG_CPU_FREQ is not set + +# +# DMA support +# +# CONFIG_SH_DMA is not set + +# +# Companion Chips +# + +# +# Additional SuperH Device Drivers +# +CONFIG_HEARTBEAT=y +# CONFIG_PUSH_SWITCH is not set + +# +# Kernel features +# +# CONFIG_HZ_100 is not set +CONFIG_HZ_250=y +# CONFIG_HZ_300 is not set +# CONFIG_HZ_1000 is not set +CONFIG_HZ=250 +# CONFIG_SCHED_HRTICK is not set +CONFIG_KEXEC=y +# CONFIG_CRASH_DUMP is not set +# CONFIG_PREEMPT_NONE is not set +# CONFIG_PREEMPT_VOLUNTARY is not set +CONFIG_PREEMPT=y +# CONFIG_PREEMPT_RCU is not set +CONFIG_GUSA=y + +# +# Boot options +# +CONFIG_ZERO_PAGE_OFFSET=0x00001000 +CONFIG_BOOT_LINK_OFFSET=0x00800000 +# CONFIG_CMDLINE_BOOL is not set + +# +# Bus options +# +CONFIG_PCI=y +CONFIG_SH_PCIDMA_NONCOHERENT=y +CONFIG_PCI_AUTO=y +CONFIG_PCI_AUTO_UPDATE_RESOURCES=y +# CONFIG_ARCH_SUPPORTS_MSI is not set +CONFIG_PCI_LEGACY=y +# CONFIG_PCI_DEBUG is not set +# CONFIG_PCCARD is not set +# CONFIG_HOTPLUG_PCI is not set + +# +# Executable file formats +# +CONFIG_BINFMT_ELF=y +# CONFIG_BINFMT_MISC is not set + +# +# Networking +# +CONFIG_NET=y + +# +# Networking options +# +CONFIG_PACKET=y +# CONFIG_PACKET_MMAP is not set +CONFIG_UNIX=y +CONFIG_XFRM=y +# CONFIG_XFRM_USER is not set +# CONFIG_XFRM_SUB_POLICY is not set +# CONFIG_XFRM_MIGRATE is not set +# CONFIG_XFRM_STATISTICS is not set +# CONFIG_NET_KEY is not set +CONFIG_INET=y +# CONFIG_IP_MULTICAST is not set +CONFIG_IP_ADVANCED_ROUTER=y +CONFIG_ASK_IP_FIB_HASH=y +# CONFIG_IP_FIB_TRIE is not set +CONFIG_IP_FIB_HASH=y +# CONFIG_IP_MULTIPLE_TABLES is not set +# CONFIG_IP_ROUTE_MULTIPATH is not set +# CONFIG_IP_ROUTE_VERBOSE is not set +CONFIG_IP_PNP=y +CONFIG_IP_PNP_DHCP=y +# CONFIG_IP_PNP_BOOTP is not set +# CONFIG_IP_PNP_RARP is not set +# CONFIG_NET_IPIP is not set +# CONFIG_NET_IPGRE is not set +# CONFIG_ARPD is not set +# CONFIG_SYN_COOKIES is not set +# CONFIG_INET_AH is not set +# CONFIG_INET_ESP is not set +# CONFIG_INET_IPCOMP is not set +# CONFIG_INET_XFRM_TUNNEL is not set +# CONFIG_INET_TUNNEL is not set +CONFIG_INET_XFRM_MODE_TRANSPORT=y +CONFIG_INET_XFRM_MODE_TUNNEL=y +CONFIG_INET_XFRM_MODE_BEET=y +# CONFIG_INET_LRO is not set +CONFIG_INET_DIAG=y +CONFIG_INET_TCP_DIAG=y +# CONFIG_TCP_CONG_ADVANCED is not set +CONFIG_TCP_CONG_CUBIC=y +CONFIG_DEFAULT_TCP_CONG="cubic" +# CONFIG_TCP_MD5SIG is not set +# CONFIG_IPV6 is not set +# CONFIG_NETWORK_SECMARK is not set +# CONFIG_NETFILTER is not set +# CONFIG_IP_DCCP is not set +# CONFIG_IP_SCTP is not set +# CONFIG_TIPC is not set +# CONFIG_ATM is not set +# CONFIG_BRIDGE is not set +# CONFIG_VLAN_8021Q is not set +# CONFIG_DECNET is not set +# CONFIG_LLC2 is not set +# CONFIG_IPX is not set +# CONFIG_ATALK is not set +# CONFIG_X25 is not set +# CONFIG_LAPB is not set +# CONFIG_ECONET is not set +# CONFIG_WAN_ROUTER is not set +# CONFIG_NET_SCHED is not set + +# +# Network testing +# +# CONFIG_NET_PKTGEN is not set +# CONFIG_HAMRADIO is not set +# CONFIG_CAN is not set +# CONFIG_IRDA is not set +# CONFIG_BT is not set +# CONFIG_AF_RXRPC is not set + +# +# Wireless +# +# CONFIG_CFG80211 is not set +CONFIG_WIRELESS_EXT=y +# CONFIG_MAC80211 is not set +# CONFIG_IEEE80211 is not set +# CONFIG_RFKILL is not set +# CONFIG_NET_9P is not set + +# +# Device Drivers +# + +# +# Generic Driver Options +# +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +CONFIG_STANDALONE=y +CONFIG_PREVENT_FIRMWARE_BUILD=y +# CONFIG_FW_LOADER is not set +# CONFIG_DEBUG_DRIVER is not set +# CONFIG_DEBUG_DEVRES is not set +# CONFIG_SYS_HYPERVISOR is not set +# CONFIG_CONNECTOR is not set +CONFIG_MTD=y +# CONFIG_MTD_DEBUG is not set +CONFIG_MTD_CONCAT=y +CONFIG_MTD_PARTITIONS=y +# CONFIG_MTD_REDBOOT_PARTS is not set +# CONFIG_MTD_CMDLINE_PARTS is not set +# CONFIG_MTD_AR7_PARTS is not set + +# +# User Modules And Translation Layers +# +CONFIG_MTD_CHAR=y +CONFIG_MTD_BLKDEVS=y +CONFIG_MTD_BLOCK=y +# CONFIG_FTL is not set +# CONFIG_NFTL is not set +# CONFIG_INFTL is not set +# CONFIG_RFD_FTL is not set +# CONFIG_SSFDC is not set +# CONFIG_MTD_OOPS is not set + +# +# RAM/ROM/Flash chip drivers +# +CONFIG_MTD_CFI=y +# CONFIG_MTD_JEDECPROBE is not set +CONFIG_MTD_GEN_PROBE=y +# CONFIG_MTD_CFI_ADV_OPTIONS is not set +CONFIG_MTD_MAP_BANK_WIDTH_1=y +CONFIG_MTD_MAP_BANK_WIDTH_2=y +CONFIG_MTD_MAP_BANK_WIDTH_4=y +# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set +CONFIG_MTD_CFI_I1=y +CONFIG_MTD_CFI_I2=y +# CONFIG_MTD_CFI_I4 is not set +# CONFIG_MTD_CFI_I8 is not set +# CONFIG_MTD_CFI_INTELEXT is not set +CONFIG_MTD_CFI_AMDSTD=y +# CONFIG_MTD_CFI_STAA is not set +CONFIG_MTD_CFI_UTIL=y +# CONFIG_MTD_RAM is not set +# CONFIG_MTD_ROM is not set +# CONFIG_MTD_ABSENT is not set + +# +# Mapping drivers for chip access +# +# CONFIG_MTD_COMPLEX_MAPPINGS is not set +CONFIG_MTD_PHYSMAP=y +CONFIG_MTD_PHYSMAP_START=0x00000000 +CONFIG_MTD_PHYSMAP_LEN=0x0 +CONFIG_MTD_PHYSMAP_BANKWIDTH=0 +# CONFIG_MTD_INTEL_VR_NOR is not set +# CONFIG_MTD_PLATRAM is not set + +# +# Self-contained MTD device drivers +# +# CONFIG_MTD_PMC551 is not set +# CONFIG_MTD_SLRAM is not set +# CONFIG_MTD_PHRAM is not set +# CONFIG_MTD_MTDRAM is not set +# CONFIG_MTD_BLOCK2MTD is not set + +# +# Disk-On-Chip Device Drivers +# +# CONFIG_MTD_DOC2000 is not set +# CONFIG_MTD_DOC2001 is not set +# CONFIG_MTD_DOC2001PLUS is not set +# CONFIG_MTD_NAND is not set +# CONFIG_MTD_ONENAND is not set + +# +# UBI - Unsorted block images +# +# CONFIG_MTD_UBI is not set +# CONFIG_PARPORT is not set +CONFIG_BLK_DEV=y +# CONFIG_BLK_CPQ_CISS_DA is not set +# CONFIG_BLK_DEV_DAC960 is not set +# CONFIG_BLK_DEV_UMEM is not set +# CONFIG_BLK_DEV_COW_COMMON is not set +# CONFIG_BLK_DEV_LOOP is not set +# CONFIG_BLK_DEV_NBD is not set +# CONFIG_BLK_DEV_SX8 is not set +# CONFIG_BLK_DEV_UB is not set +CONFIG_BLK_DEV_RAM=y +CONFIG_BLK_DEV_RAM_COUNT=16 +CONFIG_BLK_DEV_RAM_SIZE=4096 +# CONFIG_BLK_DEV_XIP is not set +# CONFIG_CDROM_PKTCDVD is not set +# CONFIG_ATA_OVER_ETH is not set +# CONFIG_MISC_DEVICES is not set +CONFIG_HAVE_IDE=y +# CONFIG_IDE is not set + +# +# SCSI device support +# +# CONFIG_RAID_ATTRS is not set +CONFIG_SCSI=y +CONFIG_SCSI_DMA=y +# CONFIG_SCSI_TGT is not set +# CONFIG_SCSI_NETLINK is not set +CONFIG_SCSI_PROC_FS=y + +# +# SCSI support type (disk, tape, CD-ROM) +# +CONFIG_BLK_DEV_SD=y +# CONFIG_CHR_DEV_ST is not set +# CONFIG_CHR_DEV_OSST is not set +# CONFIG_BLK_DEV_SR is not set +# CONFIG_CHR_DEV_SG is not set +# CONFIG_CHR_DEV_SCH is not set + +# +# Some SCSI devices (e.g. CD jukebox) support multiple LUNs +# +# CONFIG_SCSI_MULTI_LUN is not set +# CONFIG_SCSI_CONSTANTS is not set +# CONFIG_SCSI_LOGGING is not set +# CONFIG_SCSI_SCAN_ASYNC is not set +CONFIG_SCSI_WAIT_SCAN=m + +# +# SCSI Transports +# +# CONFIG_SCSI_SPI_ATTRS is not set +# CONFIG_SCSI_FC_ATTRS is not set +# CONFIG_SCSI_ISCSI_ATTRS is not set +# CONFIG_SCSI_SAS_LIBSAS is not set +# CONFIG_SCSI_SRP_ATTRS is not set +# CONFIG_SCSI_LOWLEVEL is not set +CONFIG_ATA=y +# CONFIG_ATA_NONSTANDARD is not set +CONFIG_SATA_PMP=y +# CONFIG_SATA_AHCI is not set +# CONFIG_SATA_SIL24 is not set +CONFIG_ATA_SFF=y +# CONFIG_SATA_SVW is not set +# CONFIG_ATA_PIIX is not set +# CONFIG_SATA_MV is not set +# CONFIG_SATA_NV is not set +# CONFIG_PDC_ADMA is not set +# CONFIG_SATA_QSTOR is not set +# CONFIG_SATA_PROMISE is not set +# CONFIG_SATA_SX4 is not set +CONFIG_SATA_SIL=y +# CONFIG_SATA_SIS is not set +# CONFIG_SATA_ULI is not set +# CONFIG_SATA_VIA is not set +# CONFIG_SATA_VITESSE is not set +# CONFIG_SATA_INIC162X is not set +# CONFIG_PATA_ALI is not set +# CONFIG_PATA_AMD is not set +# CONFIG_PATA_ARTOP is not set +# CONFIG_PATA_ATIIXP is not set +# CONFIG_PATA_CMD640_PCI is not set +# CONFIG_PATA_CMD64X is not set +# CONFIG_PATA_CS5520 is not set +# CONFIG_PATA_CS5530 is not set +# CONFIG_PATA_CYPRESS is not set +# CONFIG_PATA_EFAR is not set +# CONFIG_ATA_GENERIC is not set +# CONFIG_PATA_HPT366 is not set +# CONFIG_PATA_HPT37X is not set +# CONFIG_PATA_HPT3X2N is not set +# CONFIG_PATA_HPT3X3 is not set +# CONFIG_PATA_IT821X is not set +# CONFIG_PATA_IT8213 is not set +# CONFIG_PATA_JMICRON is not set +# CONFIG_PATA_TRIFLEX is not set +# CONFIG_PATA_MARVELL is not set +# CONFIG_PATA_MPIIX is not set +# CONFIG_PATA_OLDPIIX is not set +# CONFIG_PATA_NETCELL is not set +# CONFIG_PATA_NINJA32 is not set +# CONFIG_PATA_NS87410 is not set +# CONFIG_PATA_NS87415 is not set +# CONFIG_PATA_OPTI is not set +# CONFIG_PATA_OPTIDMA is not set +# CONFIG_PATA_PDC_OLD is not set +# CONFIG_PATA_RADISYS is not set +# CONFIG_PATA_RZ1000 is not set +# CONFIG_PATA_SC1200 is not set +# CONFIG_PATA_SERVERWORKS is not set +# CONFIG_PATA_PDC2027X is not set +# CONFIG_PATA_SIL680 is not set +# CONFIG_PATA_SIS is not set +# CONFIG_PATA_VIA is not set +# CONFIG_PATA_WINBOND is not set +# CONFIG_PATA_PLATFORM is not set +# CONFIG_PATA_SCH is not set +# CONFIG_MD is not set +# CONFIG_FUSION is not set + +# +# IEEE 1394 (FireWire) support +# + +# +# Enable only one of the two stacks, unless you know what you are doing +# +# CONFIG_FIREWIRE is not set +# CONFIG_IEEE1394 is not set +# CONFIG_I2O is not set +CONFIG_NETDEVICES=y +# CONFIG_NETDEVICES_MULTIQUEUE is not set +# CONFIG_DUMMY is not set +# CONFIG_BONDING is not set +# CONFIG_MACVLAN is not set +# CONFIG_EQUALIZER is not set +# CONFIG_TUN is not set +# CONFIG_VETH is not set +# CONFIG_ARCNET is not set +# CONFIG_NET_ETHERNET is not set +CONFIG_NETDEV_1000=y +# CONFIG_ACENIC is not set +# CONFIG_DL2K is not set +# CONFIG_E1000 is not set +# CONFIG_E1000E is not set +# CONFIG_E1000E_ENABLED is not set +# CONFIG_IP1000 is not set +# CONFIG_IGB is not set +# CONFIG_NS83820 is not set +# CONFIG_HAMACHI is not set +# CONFIG_YELLOWFIN is not set +CONFIG_R8169=y +# CONFIG_R8169_NAPI is not set +# CONFIG_SIS190 is not set +# CONFIG_SKGE is not set +# CONFIG_SKY2 is not set +# CONFIG_VIA_VELOCITY is not set +# CONFIG_TIGON3 is not set +# CONFIG_BNX2 is not set +# CONFIG_QLA3XXX is not set +# CONFIG_ATL1 is not set +# CONFIG_NETDEV_10000 is not set +# CONFIG_TR is not set + +# +# Wireless LAN +# +# CONFIG_WLAN_PRE80211 is not set +# CONFIG_WLAN_80211 is not set +# CONFIG_IWLWIFI_LEDS is not set + +# +# USB Network Adapters +# +# CONFIG_USB_CATC is not set +# CONFIG_USB_KAWETH is not set +# CONFIG_USB_PEGASUS is not set +# CONFIG_USB_RTL8150 is not set +# CONFIG_USB_USBNET is not set +# CONFIG_WAN is not set +# CONFIG_FDDI is not set +# CONFIG_HIPPI is not set +# CONFIG_PPP is not set +# CONFIG_SLIP is not set +# CONFIG_NET_FC is not set +# CONFIG_NETCONSOLE is not set +# CONFIG_NETPOLL is not set +# CONFIG_NET_POLL_CONTROLLER is not set +# CONFIG_ISDN is not set +# CONFIG_PHONE is not set + +# +# Input device support +# +CONFIG_INPUT=y +# CONFIG_INPUT_FF_MEMLESS is not set +# CONFIG_INPUT_POLLDEV is not set + +# +# Userland interfaces +# +CONFIG_INPUT_MOUSEDEV=y +# CONFIG_INPUT_MOUSEDEV_PSAUX is not set +CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 +CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 +# CONFIG_INPUT_JOYDEV is not set +# CONFIG_INPUT_EVDEV is not set +# CONFIG_INPUT_EVBUG is not set + +# +# Input Device Drivers +# +CONFIG_INPUT_KEYBOARD=y +# CONFIG_KEYBOARD_ATKBD is not set +# CONFIG_KEYBOARD_SUNKBD is not set +# CONFIG_KEYBOARD_LKKBD is not set +# CONFIG_KEYBOARD_XTKBD is not set +# CONFIG_KEYBOARD_NEWTON is not set +# CONFIG_KEYBOARD_STOWAWAY is not set +# CONFIG_KEYBOARD_SH_KEYSC is not set +# CONFIG_INPUT_MOUSE is not set +# CONFIG_INPUT_JOYSTICK is not set +# CONFIG_INPUT_TABLET is not set +# CONFIG_INPUT_TOUCHSCREEN is not set +# CONFIG_INPUT_MISC is not set + +# +# Hardware I/O ports +# +# CONFIG_SERIO is not set +# CONFIG_GAMEPORT is not set + +# +# Character devices +# +CONFIG_VT=y +CONFIG_VT_CONSOLE=y +CONFIG_HW_CONSOLE=y +CONFIG_VT_HW_CONSOLE_BINDING=y +CONFIG_DEVKMEM=y +# CONFIG_SERIAL_NONSTANDARD is not set +# CONFIG_NOZOMI is not set + +# +# Serial drivers +# +# CONFIG_SERIAL_8250 is not set + +# +# Non-8250 serial port support +# +CONFIG_SERIAL_SH_SCI=y +CONFIG_SERIAL_SH_SCI_NR_UARTS=6 +CONFIG_SERIAL_SH_SCI_CONSOLE=y +CONFIG_SERIAL_CORE=y +CONFIG_SERIAL_CORE_CONSOLE=y +# CONFIG_SERIAL_JSM is not set +CONFIG_UNIX98_PTYS=y +CONFIG_LEGACY_PTYS=y +CONFIG_LEGACY_PTY_COUNT=256 +# CONFIG_IPMI_HANDLER is not set +CONFIG_HW_RANDOM=y +# CONFIG_R3964 is not set +# CONFIG_APPLICOM is not set +# CONFIG_RAW_DRIVER is not set +# CONFIG_TCG_TPM is not set +CONFIG_DEVPORT=y +CONFIG_I2C=y +CONFIG_I2C_BOARDINFO=y +# CONFIG_I2C_CHARDEV is not set +CONFIG_I2C_ALGOPCA=y + +# +# I2C Hardware Bus support +# +# CONFIG_I2C_ALI1535 is not set +# CONFIG_I2C_ALI1563 is not set +# CONFIG_I2C_ALI15X3 is not set +# CONFIG_I2C_AMD756 is not set +# CONFIG_I2C_AMD8111 is not set +# CONFIG_I2C_I801 is not set +# CONFIG_I2C_I810 is not set +# CONFIG_I2C_PIIX4 is not set +# CONFIG_I2C_NFORCE2 is not set +# CONFIG_I2C_OCORES is not set +# CONFIG_I2C_PARPORT_LIGHT is not set +# CONFIG_I2C_PROSAVAGE is not set +# CONFIG_I2C_SAVAGE4 is not set +# CONFIG_I2C_SIMTEC is not set +# CONFIG_I2C_SIS5595 is not set +# CONFIG_I2C_SIS630 is not set +# CONFIG_I2C_SIS96X is not set +# CONFIG_I2C_TAOS_EVM is not set +# CONFIG_I2C_STUB is not set +# CONFIG_I2C_TINY_USB is not set +# CONFIG_I2C_VIA is not set +# CONFIG_I2C_VIAPRO is not set +# CONFIG_I2C_VOODOO3 is not set +CONFIG_I2C_PCA_PLATFORM=y +# CONFIG_I2C_SH_MOBILE is not set + +# +# Miscellaneous I2C Chip support +# +# CONFIG_DS1682 is not set +# CONFIG_SENSORS_EEPROM is not set +# CONFIG_SENSORS_PCF8574 is not set +# CONFIG_PCF8575 is not set +# CONFIG_SENSORS_PCF8591 is not set +# CONFIG_SENSORS_MAX6875 is not set +# CONFIG_SENSORS_TSL2550 is not set +# CONFIG_I2C_DEBUG_CORE is not set +# CONFIG_I2C_DEBUG_ALGO is not set +# CONFIG_I2C_DEBUG_BUS is not set +# CONFIG_I2C_DEBUG_CHIP is not set +# CONFIG_SPI is not set +# CONFIG_W1 is not set +# CONFIG_POWER_SUPPLY is not set +# CONFIG_HWMON is not set +# CONFIG_THERMAL is not set +# CONFIG_THERMAL_HWMON is not set +# CONFIG_WATCHDOG is not set + +# +# Sonics Silicon Backplane +# +CONFIG_SSB_POSSIBLE=y +# CONFIG_SSB is not set + +# +# Multifunction device drivers +# +CONFIG_MFD_SM501=y +# CONFIG_HTC_PASIC3 is not set + +# +# Multimedia devices +# + +# +# Multimedia core support +# +# CONFIG_VIDEO_DEV is not set +# CONFIG_DVB_CORE is not set +# CONFIG_VIDEO_MEDIA is not set + +# +# Multimedia drivers +# +# CONFIG_DAB is not set + +# +# Graphics support +# +# CONFIG_DRM is not set +# CONFIG_VGASTATE is not set +# CONFIG_VIDEO_OUTPUT_CONTROL is not set +CONFIG_FB=y +# CONFIG_FIRMWARE_EDID is not set +# CONFIG_FB_DDC is not set +CONFIG_FB_CFB_FILLRECT=y +CONFIG_FB_CFB_COPYAREA=y +CONFIG_FB_CFB_IMAGEBLIT=y +# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set +# CONFIG_FB_SYS_FILLRECT is not set +# CONFIG_FB_SYS_COPYAREA is not set +# CONFIG_FB_SYS_IMAGEBLIT is not set +# CONFIG_FB_FOREIGN_ENDIAN is not set +# CONFIG_FB_SYS_FOPS is not set +# CONFIG_FB_SVGALIB is not set +# CONFIG_FB_MACMODES is not set +# CONFIG_FB_BACKLIGHT is not set +# CONFIG_FB_MODE_HELPERS is not set +# CONFIG_FB_TILEBLITTING is not set + +# +# Frame buffer hardware drivers +# +# CONFIG_FB_CIRRUS is not set +# CONFIG_FB_PM2 is not set +# CONFIG_FB_CYBER2000 is not set +# CONFIG_FB_ASILIANT is not set +# CONFIG_FB_IMSTT is not set +# CONFIG_FB_S1D13XXX is not set +# CONFIG_FB_NVIDIA is not set +# CONFIG_FB_RIVA is not set +# CONFIG_FB_MATROX is not set +# CONFIG_FB_RADEON is not set +# CONFIG_FB_ATY128 is not set +# CONFIG_FB_ATY is not set +# CONFIG_FB_S3 is not set +# CONFIG_FB_SAVAGE is not set +# CONFIG_FB_SIS is not set +# CONFIG_FB_NEOMAGIC is not set +# CONFIG_FB_KYRO is not set +# CONFIG_FB_3DFX is not set +# CONFIG_FB_VOODOO1 is not set +# CONFIG_FB_VT8623 is not set +# CONFIG_FB_TRIDENT is not set +# CONFIG_FB_ARK is not set +# CONFIG_FB_PM3 is not set +CONFIG_FB_SM501=y +# CONFIG_FB_VIRTUAL is not set +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set + +# +# Display device support +# +# CONFIG_DISPLAY_SUPPORT is not set + +# +# Console display driver support +# +CONFIG_DUMMY_CONSOLE=y +CONFIG_FRAMEBUFFER_CONSOLE=y +# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set +# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set +# CONFIG_FONTS is not set +CONFIG_FONT_8x8=y +CONFIG_FONT_8x16=y +CONFIG_LOGO=y +# CONFIG_LOGO_LINUX_MONO is not set +# CONFIG_LOGO_LINUX_VGA16 is not set +CONFIG_LOGO_LINUX_CLUT224=y +# CONFIG_LOGO_SUPERH_MONO is not set +# CONFIG_LOGO_SUPERH_VGA16 is not set +# CONFIG_LOGO_SUPERH_CLUT224 is not set + +# +# Sound +# +# CONFIG_SOUND is not set +CONFIG_HID_SUPPORT=y +CONFIG_HID=y +# CONFIG_HID_DEBUG is not set +# CONFIG_HIDRAW is not set + +# +# USB Input Devices +# +CONFIG_USB_HID=y +# CONFIG_USB_HIDINPUT_POWERBOOK is not set +# CONFIG_HID_FF is not set +# CONFIG_USB_HIDDEV is not set +CONFIG_USB_SUPPORT=y +CONFIG_USB_ARCH_HAS_HCD=y +CONFIG_USB_ARCH_HAS_OHCI=y +CONFIG_USB_ARCH_HAS_EHCI=y +CONFIG_USB=y +# CONFIG_USB_DEBUG is not set +# CONFIG_USB_ANNOUNCE_NEW_DEVICES is not set + +# +# Miscellaneous USB options +# +CONFIG_USB_DEVICEFS=y +CONFIG_USB_DEVICE_CLASS=y +# CONFIG_USB_DYNAMIC_MINORS is not set +# CONFIG_USB_OTG is not set +# CONFIG_USB_OTG_WHITELIST is not set +# CONFIG_USB_OTG_BLACKLIST_HUB is not set + +# +# USB Host Controller Drivers +# +# CONFIG_USB_C67X00_HCD is not set +CONFIG_USB_EHCI_HCD=m +# CONFIG_USB_EHCI_ROOT_HUB_TT is not set +# CONFIG_USB_EHCI_TT_NEWSCHED is not set +# CONFIG_USB_ISP116X_HCD is not set +# CONFIG_USB_ISP1760_HCD is not set +CONFIG_USB_OHCI_HCD=m +# CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set +# CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set +CONFIG_USB_OHCI_LITTLE_ENDIAN=y +# CONFIG_USB_UHCI_HCD is not set +# CONFIG_USB_SL811_HCD is not set +CONFIG_USB_R8A66597_HCD=y + +# +# USB Device Class drivers +# +# CONFIG_USB_ACM is not set +# CONFIG_USB_PRINTER is not set +# CONFIG_USB_WDM is not set + +# +# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# + +# +# may also be needed; see USB_STORAGE Help for more information +# +CONFIG_USB_STORAGE=y +# CONFIG_USB_STORAGE_DEBUG is not set +# CONFIG_USB_STORAGE_DATAFAB is not set +# CONFIG_USB_STORAGE_FREECOM is not set +# CONFIG_USB_STORAGE_ISD200 is not set +# CONFIG_USB_STORAGE_DPCM is not set +# CONFIG_USB_STORAGE_USBAT is not set +# CONFIG_USB_STORAGE_SDDR09 is not set +# CONFIG_USB_STORAGE_SDDR55 is not set +# CONFIG_USB_STORAGE_JUMPSHOT is not set +# CONFIG_USB_STORAGE_ALAUDA is not set +# CONFIG_USB_STORAGE_ONETOUCH is not set +# CONFIG_USB_STORAGE_KARMA is not set +# CONFIG_USB_STORAGE_CYPRESS_ATACB is not set +# CONFIG_USB_LIBUSUAL is not set + +# +# USB Imaging devices +# +# CONFIG_USB_MDC800 is not set +# CONFIG_USB_MICROTEK is not set +CONFIG_USB_MON=y + +# +# USB port drivers +# +# CONFIG_USB_SERIAL is not set + +# +# USB Miscellaneous drivers +# +# CONFIG_USB_EMI62 is not set +# CONFIG_USB_EMI26 is not set +# CONFIG_USB_ADUTUX is not set +# CONFIG_USB_AUERSWALD is not set +# CONFIG_USB_RIO500 is not set +# CONFIG_USB_LEGOTOWER is not set +# CONFIG_USB_LCD is not set +# CONFIG_USB_BERRY_CHARGE is not set +# CONFIG_USB_LED is not set +# CONFIG_USB_CYPRESS_CY7C63 is not set +# CONFIG_USB_CYTHERM is not set +# CONFIG_USB_PHIDGET is not set +# CONFIG_USB_IDMOUSE is not set +# CONFIG_USB_FTDI_ELAN is not set +# CONFIG_USB_APPLEDISPLAY is not set +# CONFIG_USB_SISUSBVGA is not set +# CONFIG_USB_LD is not set +# CONFIG_USB_TRANCEVIBRATOR is not set +# CONFIG_USB_IOWARRIOR is not set +CONFIG_USB_TEST=m +# CONFIG_USB_ISIGHTFW is not set +# CONFIG_USB_GADGET is not set +# CONFIG_MMC is not set +# CONFIG_MEMSTICK is not set +# CONFIG_NEW_LEDS is not set +# CONFIG_ACCESSIBILITY is not set +# CONFIG_INFINIBAND is not set +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_HCTOSYS=y +CONFIG_RTC_HCTOSYS_DEVICE="rtc0" +# CONFIG_RTC_DEBUG is not set + +# +# RTC interfaces +# +CONFIG_RTC_INTF_SYSFS=y +CONFIG_RTC_INTF_PROC=y +CONFIG_RTC_INTF_DEV=y +# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set +# CONFIG_RTC_DRV_TEST is not set + +# +# I2C RTC drivers +# +# CONFIG_RTC_DRV_DS1307 is not set +# CONFIG_RTC_DRV_DS1374 is not set +# CONFIG_RTC_DRV_DS1672 is not set +# CONFIG_RTC_DRV_MAX6900 is not set +CONFIG_RTC_DRV_RS5C372=y +# CONFIG_RTC_DRV_ISL1208 is not set +# CONFIG_RTC_DRV_X1205 is not set +# CONFIG_RTC_DRV_PCF8563 is not set +# CONFIG_RTC_DRV_PCF8583 is not set +# CONFIG_RTC_DRV_M41T80 is not set +# CONFIG_RTC_DRV_S35390A is not set +# CONFIG_RTC_DRV_FM3130 is not set + +# +# SPI RTC drivers +# + +# +# Platform RTC drivers +# +# CONFIG_RTC_DRV_DS1511 is not set +# CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set +# CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_V3020 is not set + +# +# on-CPU RTC drivers +# +# CONFIG_RTC_DRV_SH is not set +# CONFIG_UIO is not set + +# +# File systems +# +CONFIG_EXT2_FS=y +# CONFIG_EXT2_FS_XATTR is not set +# CONFIG_EXT2_FS_XIP is not set +CONFIG_EXT3_FS=y +CONFIG_EXT3_FS_XATTR=y +# CONFIG_EXT3_FS_POSIX_ACL is not set +# CONFIG_EXT3_FS_SECURITY is not set +# CONFIG_EXT4DEV_FS is not set +CONFIG_JBD=y +CONFIG_FS_MBCACHE=y +# CONFIG_REISERFS_FS is not set +# CONFIG_JFS_FS is not set +CONFIG_FS_POSIX_ACL=y +# CONFIG_XFS_FS is not set +# CONFIG_OCFS2_FS is not set +CONFIG_DNOTIFY=y +CONFIG_INOTIFY=y +CONFIG_INOTIFY_USER=y +# CONFIG_QUOTA is not set +# CONFIG_AUTOFS_FS is not set +# CONFIG_AUTOFS4_FS is not set +# CONFIG_FUSE_FS is not set + +# +# CD-ROM/DVD Filesystems +# +# CONFIG_ISO9660_FS is not set +# CONFIG_UDF_FS is not set + +# +# DOS/FAT/NT Filesystems +# +CONFIG_FAT_FS=y +CONFIG_MSDOS_FS=y +CONFIG_VFAT_FS=y +CONFIG_FAT_DEFAULT_CODEPAGE=437 +CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" +CONFIG_NTFS_FS=y +# CONFIG_NTFS_DEBUG is not set +CONFIG_NTFS_RW=y + +# +# Pseudo filesystems +# +CONFIG_PROC_FS=y +CONFIG_PROC_KCORE=y +CONFIG_PROC_SYSCTL=y +CONFIG_SYSFS=y +CONFIG_TMPFS=y +# CONFIG_TMPFS_POSIX_ACL is not set +# CONFIG_HUGETLBFS is not set +# CONFIG_HUGETLB_PAGE is not set +# CONFIG_CONFIGFS_FS is not set + +# +# Miscellaneous filesystems +# +# CONFIG_ADFS_FS is not set +# CONFIG_AFFS_FS is not set +# CONFIG_HFS_FS is not set +# CONFIG_HFSPLUS_FS is not set +# CONFIG_BEFS_FS is not set +# CONFIG_BFS_FS is not set +# CONFIG_EFS_FS is not set +# CONFIG_JFFS2_FS is not set +# CONFIG_CRAMFS is not set +# CONFIG_VXFS_FS is not set +CONFIG_MINIX_FS=y +# CONFIG_HPFS_FS is not set +# CONFIG_QNX4FS_FS is not set +# CONFIG_ROMFS_FS is not set +# CONFIG_SYSV_FS is not set +# CONFIG_UFS_FS is not set +CONFIG_NETWORK_FILESYSTEMS=y +CONFIG_NFS_FS=y +CONFIG_NFS_V3=y +# CONFIG_NFS_V3_ACL is not set +CONFIG_NFS_V4=y +CONFIG_NFSD=y +CONFIG_NFSD_V3=y +# CONFIG_NFSD_V3_ACL is not set +CONFIG_NFSD_V4=y +CONFIG_ROOT_NFS=y +CONFIG_LOCKD=y +CONFIG_LOCKD_V4=y +CONFIG_EXPORTFS=y +CONFIG_NFS_COMMON=y +CONFIG_SUNRPC=y +CONFIG_SUNRPC_GSS=y +# CONFIG_SUNRPC_BIND34 is not set +CONFIG_RPCSEC_GSS_KRB5=y +# CONFIG_RPCSEC_GSS_SPKM3 is not set +# CONFIG_SMB_FS is not set +# CONFIG_CIFS is not set +# CONFIG_NCP_FS is not set +# CONFIG_CODA_FS is not set +# CONFIG_AFS_FS is not set + +# +# Partition Types +# +# CONFIG_PARTITION_ADVANCED is not set +CONFIG_MSDOS_PARTITION=y +CONFIG_NLS=y +CONFIG_NLS_DEFAULT="iso8859-1" +CONFIG_NLS_CODEPAGE_437=y +# CONFIG_NLS_CODEPAGE_737 is not set +# CONFIG_NLS_CODEPAGE_775 is not set +# CONFIG_NLS_CODEPAGE_850 is not set +# CONFIG_NLS_CODEPAGE_852 is not set +# CONFIG_NLS_CODEPAGE_855 is not set +# CONFIG_NLS_CODEPAGE_857 is not set +# CONFIG_NLS_CODEPAGE_860 is not set +# CONFIG_NLS_CODEPAGE_861 is not set +# CONFIG_NLS_CODEPAGE_862 is not set +# CONFIG_NLS_CODEPAGE_863 is not set +# CONFIG_NLS_CODEPAGE_864 is not set +# CONFIG_NLS_CODEPAGE_865 is not set +# CONFIG_NLS_CODEPAGE_866 is not set +# CONFIG_NLS_CODEPAGE_869 is not set +# CONFIG_NLS_CODEPAGE_936 is not set +# CONFIG_NLS_CODEPAGE_950 is not set +CONFIG_NLS_CODEPAGE_932=y +# CONFIG_NLS_CODEPAGE_949 is not set +# CONFIG_NLS_CODEPAGE_874 is not set +# CONFIG_NLS_ISO8859_8 is not set +# CONFIG_NLS_CODEPAGE_1250 is not set +# CONFIG_NLS_CODEPAGE_1251 is not set +# CONFIG_NLS_ASCII is not set +CONFIG_NLS_ISO8859_1=y +# CONFIG_NLS_ISO8859_2 is not set +# CONFIG_NLS_ISO8859_3 is not set +# CONFIG_NLS_ISO8859_4 is not set +# CONFIG_NLS_ISO8859_5 is not set +# CONFIG_NLS_ISO8859_6 is not set +# CONFIG_NLS_ISO8859_7 is not set +# CONFIG_NLS_ISO8859_9 is not set +# CONFIG_NLS_ISO8859_13 is not set +# CONFIG_NLS_ISO8859_14 is not set +# CONFIG_NLS_ISO8859_15 is not set +# CONFIG_NLS_KOI8_R is not set +# CONFIG_NLS_KOI8_U is not set +# CONFIG_NLS_UTF8 is not set +# CONFIG_DLM is not set + +# +# Kernel hacking +# +CONFIG_TRACE_IRQFLAGS_SUPPORT=y +# CONFIG_PRINTK_TIME is not set +# CONFIG_ENABLE_WARN_DEPRECATED is not set +# CONFIG_ENABLE_MUST_CHECK is not set +CONFIG_FRAME_WARN=1024 +# CONFIG_MAGIC_SYSRQ is not set +# CONFIG_UNUSED_SYMBOLS is not set +# CONFIG_DEBUG_FS is not set +# CONFIG_HEADERS_CHECK is not set +CONFIG_DEBUG_KERNEL=y +# CONFIG_DEBUG_SHIRQ is not set +CONFIG_DETECT_SOFTLOCKUP=y +CONFIG_SCHED_DEBUG=y +# CONFIG_SCHEDSTATS is not set +# CONFIG_TIMER_STATS is not set +# CONFIG_DEBUG_OBJECTS is not set +# CONFIG_DEBUG_SLAB is not set +CONFIG_DEBUG_PREEMPT=y +# CONFIG_DEBUG_RT_MUTEXES is not set +# CONFIG_RT_MUTEX_TESTER is not set +# CONFIG_DEBUG_SPINLOCK is not set +# CONFIG_DEBUG_MUTEXES is not set +# CONFIG_DEBUG_LOCK_ALLOC is not set +# CONFIG_PROVE_LOCKING is not set +# CONFIG_LOCK_STAT is not set +# CONFIG_DEBUG_SPINLOCK_SLEEP is not set +# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set +# CONFIG_DEBUG_KOBJECT is not set +# CONFIG_DEBUG_BUGVERBOSE is not set +# CONFIG_DEBUG_INFO is not set +# CONFIG_DEBUG_VM is not set +# CONFIG_DEBUG_WRITECOUNT is not set +# CONFIG_DEBUG_LIST is not set +# CONFIG_DEBUG_SG is not set +# CONFIG_FRAME_POINTER is not set +# CONFIG_BOOT_PRINTK_DELAY is not set +# CONFIG_RCU_TORTURE_TEST is not set +# CONFIG_BACKTRACE_SELF_TEST is not set +# CONFIG_FAULT_INJECTION is not set +# CONFIG_SAMPLES is not set +# CONFIG_SH_STANDARD_BIOS is not set +# CONFIG_EARLY_SCIF_CONSOLE is not set +# CONFIG_DEBUG_BOOTMEM is not set +# CONFIG_DEBUG_STACKOVERFLOW is not set +# CONFIG_DEBUG_STACK_USAGE is not set +# CONFIG_4KSTACKS is not set +# CONFIG_IRQSTACKS is not set +# CONFIG_SH_KGDB is not set + +# +# Security options +# +# CONFIG_KEYS is not set +# CONFIG_SECURITY is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set +CONFIG_CRYPTO=y + +# +# Crypto core or helper +# +CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_BLKCIPHER=y +CONFIG_CRYPTO_HASH=y +CONFIG_CRYPTO_MANAGER=y +# CONFIG_CRYPTO_GF128MUL is not set +# CONFIG_CRYPTO_NULL is not set +# CONFIG_CRYPTO_CRYPTD is not set +# CONFIG_CRYPTO_AUTHENC is not set +# CONFIG_CRYPTO_TEST is not set + +# +# Authenticated Encryption with Associated Data +# +# CONFIG_CRYPTO_CCM is not set +# CONFIG_CRYPTO_GCM is not set +# CONFIG_CRYPTO_SEQIV is not set + +# +# Block modes +# +CONFIG_CRYPTO_CBC=y +# CONFIG_CRYPTO_CTR is not set +# CONFIG_CRYPTO_CTS is not set +# CONFIG_CRYPTO_ECB is not set +# CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_PCBC is not set +# CONFIG_CRYPTO_XTS is not set + +# +# Hash modes +# +CONFIG_CRYPTO_HMAC=y +# CONFIG_CRYPTO_XCBC is not set + +# +# Digest +# +# CONFIG_CRYPTO_CRC32C is not set +# CONFIG_CRYPTO_MD4 is not set +CONFIG_CRYPTO_MD5=y +# CONFIG_CRYPTO_MICHAEL_MIC is not set +# CONFIG_CRYPTO_SHA1 is not set +# CONFIG_CRYPTO_SHA256 is not set +# CONFIG_CRYPTO_SHA512 is not set +# CONFIG_CRYPTO_TGR192 is not set +# CONFIG_CRYPTO_WP512 is not set + +# +# Ciphers +# +# CONFIG_CRYPTO_AES is not set +# CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_ARC4 is not set +# CONFIG_CRYPTO_BLOWFISH is not set +# CONFIG_CRYPTO_CAMELLIA is not set +# CONFIG_CRYPTO_CAST5 is not set +# CONFIG_CRYPTO_CAST6 is not set +CONFIG_CRYPTO_DES=y +# CONFIG_CRYPTO_FCRYPT is not set +# CONFIG_CRYPTO_KHAZAD is not set +# CONFIG_CRYPTO_SALSA20 is not set +# CONFIG_CRYPTO_SEED is not set +# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_TEA is not set +# CONFIG_CRYPTO_TWOFISH is not set + +# +# Compression +# +# CONFIG_CRYPTO_DEFLATE is not set +# CONFIG_CRYPTO_LZO is not set +# CONFIG_CRYPTO_HW is not set + +# +# Library routines +# +CONFIG_BITREVERSE=y +# CONFIG_GENERIC_FIND_FIRST_BIT is not set +# CONFIG_CRC_CCITT is not set +# CONFIG_CRC16 is not set +# CONFIG_CRC_ITU_T is not set +CONFIG_CRC32=y +# CONFIG_CRC7 is not set +# CONFIG_LIBCRC32C is not set +CONFIG_PLIST=y +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT=y +CONFIG_HAS_DMA=y diff --git a/arch/sh/drivers/pci/Makefile b/arch/sh/drivers/pci/Makefile index 07188057..847e9089 100644 --- a/arch/sh/drivers/pci/Makefile +++ b/arch/sh/drivers/pci/Makefile @@ -23,3 +23,4 @@ obj-$(CONFIG_SH_LANDISK) += ops-landisk.o obj-$(CONFIG_SH_LBOX_RE2) += ops-lboxre2.o fixups-lboxre2.o obj-$(CONFIG_SH_7780_SOLUTION_ENGINE) += ops-se7780.o fixups-se7780.o obj-$(CONFIG_SH_CAYMAN) += ops-cayman.o +obj-$(CONFIG_SH_SH7785LCR) += ops-sh7785lcr.o fixups-sh7785lcr.o diff --git a/arch/sh/drivers/pci/fixups-sh7785lcr.c b/arch/sh/drivers/pci/fixups-sh7785lcr.c new file mode 100644 index 0000000..4949e60 --- /dev/null +++ b/arch/sh/drivers/pci/fixups-sh7785lcr.c @@ -0,0 +1,46 @@ +/* + * arch/sh/drivers/pci/fixups-sh7785lcr.c + * + * R0P7785LC0011RL PCI fixups + * Copyright (C) 2008 Yoshihiro Shimoda + * + * Based on arch/sh/drivers/pci/fixups-r7780rp.c + * Copyright (C) 2003 Lineo uSolutions, Inc. + * Copyright (C) 2004 - 2006 Paul Mundt + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ +#include <linux/pci.h> +#include "pci-sh4.h" + +int pci_fixup_pcic(void) +{ + pci_write_reg(0x000043ff, SH4_PCIINTM); + pci_write_reg(0x0000380f, SH4_PCIAINTM); + + pci_write_reg(0xfbb00047, SH7780_PCICMD); + pci_write_reg(0x00000000, SH7780_PCIIBAR); + + pci_write_reg(0x00011912, SH7780_PCISVID); + pci_write_reg(0x08000000, SH7780_PCICSCR0); + pci_write_reg(0x0000001b, SH7780_PCICSAR0); + pci_write_reg(0xfd000000, SH7780_PCICSCR1); + pci_write_reg(0x0000000f, SH7780_PCICSAR1); + + pci_write_reg(0xfd000000, SH7780_PCIMBR0); + pci_write_reg(0x00fc0000, SH7780_PCIMBMR0); + +#ifdef CONFIG_32BIT + pci_write_reg(0xc0000000, SH7780_PCIMBR2); + pci_write_reg(0x20000000 - SH7780_PCI_IO_SIZE, SH7780_PCIMBMR2); +#endif + + /* Set IOBR for windows containing area specified in pci.h */ + pci_write_reg((PCIBIOS_MIN_IO & ~(SH7780_PCI_IO_SIZE - 1)), + SH7780_PCIIOBR); + pci_write_reg(((SH7780_PCI_IO_SIZE - 1) & (7 << 18)), SH7780_PCIIOBMR); + + return 0; +} diff --git a/arch/sh/drivers/pci/ops-dreamcast.c b/arch/sh/drivers/pci/ops-dreamcast.c index e1284fc..f54c291 100644 --- a/arch/sh/drivers/pci/ops-dreamcast.c +++ b/arch/sh/drivers/pci/ops-dreamcast.c @@ -22,6 +22,7 @@ #include <linux/init.h> #include <linux/irq.h> #include <linux/pci.h> +#include <linux/module.h> #include <asm/io.h> #include <asm/irq.h> @@ -48,6 +49,7 @@ struct pci_channel board_pci_channels[] = { &gapspci_mem_resource, 0, 1 }, { 0, } }; +EXPORT_SYMBOL(board_pci_channels); /* * The !gapspci_config_access case really shouldn't happen, ever, unless diff --git a/arch/sh/drivers/pci/ops-sh7785lcr.c b/arch/sh/drivers/pci/ops-sh7785lcr.c new file mode 100644 index 0000000..b3bd687 --- /dev/null +++ b/arch/sh/drivers/pci/ops-sh7785lcr.c @@ -0,0 +1,66 @@ +/* + * Author: Ian DaSilva (idasilva@mvista.com) + * + * Highly leveraged from pci-bigsur.c, written by Dustin McIntire. + * + * May be copied or modified under the terms of the GNU General Public + * License. See linux/COPYING for more information. + * + * PCI initialization for the Renesas R0P7785LC0011RL board + * Based on arch/sh/drivers/pci/ops-r7780rp.c + * + */ +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/pci.h> +#include "pci-sh4.h" + +static char irq_tab[] __initdata = { + 65, 66, 67, 68, +}; + +int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin) +{ + return irq_tab[slot]; +} + +static struct resource sh7785_io_resource = { + .name = "SH7785_IO", + .start = SH7780_PCI_IO_BASE, + .end = SH7780_PCI_IO_BASE + SH7780_PCI_IO_SIZE - 1, + .flags = IORESOURCE_IO +}; + +static struct resource sh7785_mem_resource = { + .name = "SH7785_mem", + .start = SH7780_PCI_MEMORY_BASE, + .end = SH7780_PCI_MEMORY_BASE + SH7780_PCI_MEM_SIZE - 1, + .flags = IORESOURCE_MEM +}; + +struct pci_channel board_pci_channels[] = { + { &sh4_pci_ops, &sh7785_io_resource, &sh7785_mem_resource, 0, 0xff }, + { NULL, NULL, NULL, 0, 0 }, +}; +EXPORT_SYMBOL(board_pci_channels); + +static struct sh4_pci_address_map sh7785_pci_map = { + .window0 = { + .base = SH7780_CS2_BASE_ADDR, + .size = 0x04000000, + }, + + .window1 = { + .base = SH7780_CS3_BASE_ADDR, + .size = 0x04000000, + }, + + .flags = SH4_PCIC_NO_RESET, +}; + +int __init pcibios_init_platform(void) +{ + return sh7780_pcic_init(&sh7785_pci_map); +} diff --git a/arch/sh/drivers/pci/pci-auto.c b/arch/sh/drivers/pci/pci-auto.c index ea40470..cf48b12 100644 --- a/arch/sh/drivers/pci/pci-auto.c +++ b/arch/sh/drivers/pci/pci-auto.c @@ -78,7 +78,7 @@ static struct pci_dev *fake_pci_dev(struct pci_channel *hose, } #define EARLY_PCI_OP(rw, size, type) \ -int early_##rw##_config_##size(struct pci_channel *hose, \ +static int early_##rw##_config_##size(struct pci_channel *hose, \ int top_bus, int bus, int devfn, int offset, type value) \ { \ return pci_##rw##_config_##size( \ diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c index f57095a..d3839e6 100644 --- a/arch/sh/drivers/pci/pci.c +++ b/arch/sh/drivers/pci/pci.c @@ -135,7 +135,7 @@ int pcibios_enable_device(struct pci_dev *dev, int mask) * If we set up a device for bus mastering, we need to check and set * the latency timer as it may not be properly set. */ -unsigned int pcibios_max_latency = 255; +static unsigned int pcibios_max_latency = 255; void pcibios_set_master(struct pci_dev *dev) { diff --git a/arch/sh/kernel/Makefile_32 b/arch/sh/kernel/Makefile_32 index 4bbdce3..0e6905f 100644 --- a/arch/sh/kernel/Makefile_32 +++ b/arch/sh/kernel/Makefile_32 @@ -21,7 +21,7 @@ obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o obj-$(CONFIG_CRASH_DUMP) += crash_dump.o obj-$(CONFIG_PM) += pm.o obj-$(CONFIG_STACKTRACE) += stacktrace.o -obj-$(CONFIG_BINFMT_ELF) += dump_task.o +obj-$(CONFIG_ELF_CORE) += dump_task.o obj-$(CONFIG_IO_TRAPPED) += io_trapped.o EXTRA_CFLAGS += -Werror diff --git a/arch/sh/kernel/cf-enabler.c b/arch/sh/kernel/cf-enabler.c index 01ff4d0..d3d9f32 100644 --- a/arch/sh/kernel/cf-enabler.c +++ b/arch/sh/kernel/cf-enabler.c @@ -157,7 +157,7 @@ static int __init cf_init_se(void) } #endif -int __init cf_init(void) +static int __init cf_init(void) { if (mach_is_se() || mach_is_7722se() || mach_is_7721se()) return cf_init_se(); diff --git a/arch/sh/kernel/cpu/clock.c b/arch/sh/kernel/cpu/clock.c index b5f1e23..f5eb56e 100644 --- a/arch/sh/kernel/cpu/clock.c +++ b/arch/sh/kernel/cpu/clock.c @@ -88,7 +88,7 @@ static void propagate_rate(struct clk *clk) } } -int __clk_enable(struct clk *clk) +static int __clk_enable(struct clk *clk) { /* * See if this is the first time we're enabling the clock, some @@ -111,7 +111,6 @@ int __clk_enable(struct clk *clk) return 0; } -EXPORT_SYMBOL_GPL(__clk_enable); int clk_enable(struct clk *clk) { @@ -131,7 +130,7 @@ static void clk_kref_release(struct kref *kref) /* Nothing to do */ } -void __clk_disable(struct clk *clk) +static void __clk_disable(struct clk *clk) { int count = kref_put(&clk->kref, clk_kref_release); @@ -143,7 +142,6 @@ void __clk_disable(struct clk *clk) clk->ops->disable(clk); } } -EXPORT_SYMBOL_GPL(__clk_disable); void clk_disable(struct clk *clk) { @@ -310,15 +308,11 @@ static int show_clocks(char *buf, char **start, off_t off, list_for_each_entry_reverse(clk, &clock_list, node) { unsigned long rate = clk_get_rate(clk); - /* - * Don't bother listing dummy clocks with no ancestry - * that only support enable and disable ops. - */ - if (unlikely(!rate && !clk->parent)) - continue; - - p += sprintf(p, "%-12s\t: %ld.%02ldMHz\n", clk->name, - rate / 1000000, (rate % 1000000) / 10000); + p += sprintf(p, "%-12s\t: %ld.%02ldMHz\t%s\n", clk->name, + rate / 1000000, (rate % 1000000) / 10000, + ((clk->flags & CLK_ALWAYS_ENABLED) || + (atomic_read(&clk->kref.refcount) != 1)) ? + "enabled" : "disabled"); } return p - buf; diff --git a/arch/sh/kernel/cpu/irq/intc.c b/arch/sh/kernel/cpu/irq/intc.c index da5dae7..8c70e20 100644 --- a/arch/sh/kernel/cpu/irq/intc.c +++ b/arch/sh/kernel/cpu/irq/intc.c @@ -62,7 +62,7 @@ struct intc_desc_int { #endif static unsigned int intc_prio_level[NR_IRQS]; /* for now */ -#ifdef CONFIG_CPU_SH3 +#if defined(CONFIG_CPU_SH3) || defined(CONFIG_CPU_SH4A) static unsigned long ack_handle[NR_IRQS]; #endif @@ -231,7 +231,7 @@ static void intc_disable(unsigned int irq) } } -#ifdef CONFIG_CPU_SH3 +#if defined(CONFIG_CPU_SH3) || defined(CONFIG_CPU_SH4A) static void intc_mask_ack(unsigned int irq) { struct intc_desc_int *d = get_intc_desc(irq); @@ -244,8 +244,23 @@ static void intc_mask_ack(unsigned int irq) if (handle) { addr = INTC_REG(d, _INTC_ADDR_D(handle), 0); - ctrl_inb(addr); - ctrl_outb(0x3f ^ set_field(0, 1, handle), addr); + switch (_INTC_FN(handle)) { + case REG_FN_MODIFY_BASE + 0: /* 8bit */ + ctrl_inb(addr); + ctrl_outb(0xff ^ set_field(0, 1, handle), addr); + break; + case REG_FN_MODIFY_BASE + 1: /* 16bit */ + ctrl_inw(addr); + ctrl_outw(0xffff ^ set_field(0, 1, handle), addr); + break; + case REG_FN_MODIFY_BASE + 3: /* 32bit */ + ctrl_inl(addr); + ctrl_outl(0xffffffff ^ set_field(0, 1, handle), addr); + break; + default: + BUG(); + break; + } } } #endif @@ -466,7 +481,7 @@ static unsigned int __init intc_prio_data(struct intc_desc *desc, return 0; } -#ifdef CONFIG_CPU_SH3 +#if defined(CONFIG_CPU_SH3) || defined(CONFIG_CPU_SH4A) static unsigned int __init intc_ack_data(struct intc_desc *desc, struct intc_desc_int *d, intc_enum enum_id) @@ -601,7 +616,7 @@ static void __init intc_register_irq(struct intc_desc *desc, /* irq should be disabled by default */ d->chip.mask(irq); -#ifdef CONFIG_CPU_SH3 +#if defined(CONFIG_CPU_SH3) || defined(CONFIG_CPU_SH4A) if (desc->ack_regs) ack_handle[irq] = intc_ack_data(desc, d, enum_id); #endif @@ -635,7 +650,7 @@ void __init register_intc_controller(struct intc_desc *desc) d->nr_reg += desc->prio_regs ? desc->nr_prio_regs * 2 : 0; d->nr_reg += desc->sense_regs ? desc->nr_sense_regs : 0; -#ifdef CONFIG_CPU_SH3 +#if defined(CONFIG_CPU_SH3) || defined(CONFIG_CPU_SH4A) d->nr_reg += desc->ack_regs ? desc->nr_ack_regs : 0; #endif d->reg = alloc_bootmem(d->nr_reg * sizeof(*d->reg)); @@ -676,7 +691,7 @@ void __init register_intc_controller(struct intc_desc *desc) d->chip.mask_ack = intc_disable; d->chip.set_type = intc_set_sense; -#ifdef CONFIG_CPU_SH3 +#if defined(CONFIG_CPU_SH3) || defined(CONFIG_CPU_SH4A) if (desc->ack_regs) { for (i = 0; i < desc->nr_ack_regs; i++) k += save_reg(d, k, desc->ack_regs[i].set_reg, 0); diff --git a/arch/sh/kernel/cpu/sh2/entry.S b/arch/sh/kernel/cpu/sh2/entry.S index 0fc8906..ee894e5 100644 --- a/arch/sh/kernel/cpu/sh2/entry.S +++ b/arch/sh/kernel/cpu/sh2/entry.S @@ -3,7 +3,7 @@ * * The SH-2 exception entry * - * Copyright (C) 2005,2006 Yoshinori Sato + * Copyright (C) 2005-2008 Yoshinori Sato * Copyright (C) 2005 AXE,Inc. * * This file is subject to the terms and conditions of the GNU General Public @@ -36,43 +36,41 @@ OFF_TRA = (16*4+6*4) #include <asm/entry-macros.S> ENTRY(exception_handler) - ! already saved r0/r1 + ! stack + ! r0 <- point sp + ! r1 + ! pc + ! sr + ! r0 = temporary + ! r1 = vector (pseudo EXPEVT / INTEVT / TRA) mov.l r2,@-sp mov.l r3,@-sp - mov r0,r1 cli mov.l $cpu_mode,r2 mov.l @r2,r0 mov.l @(5*4,r15),r3 ! previous SR - shll2 r3 ! set "S" flag - rotl r0 ! T <- "S" flag - rotl r0 ! "S" flag is LSB - rotcr r3 ! T -> r3:b30 - shlr r3 - shlr r0 - bt/s 1f - mov.l r3,@(5*4,r15) ! copy cpu mode to SR + or r0,r3 ! set MD + tst r0,r0 + bf/s 1f ! previous mode check + mov.l r3,@(5*4,r15) ! update SR ! switch to kernel mode - mov #1,r0 - rotr r0 - rotr r0 + mov.l __md_bit,r0 mov.l r0,@r2 ! enter kernel mode mov.l $current_thread_info,r2 mov.l @r2,r2 - mov #0x20,r0 + mov #(THREAD_SIZE >> 8),r0 shll8 r0 add r2,r0 mov r15,r2 ! r2 = user stack top mov r0,r15 ! switch kernel stack - add #-4,r15 ! dummy mov.l r1,@-r15 ! TRA sts.l macl, @-r15 sts.l mach, @-r15 stc.l gbr, @-r15 - mov.l @(4*4,r2),r0 - mov.l @(5*4,r2),r1 - mov.l r1,@-r15 ! original SR + mov.l @(5*4,r2),r0 + mov.l r0,@-r15 ! original SR sts.l pr,@-r15 + mov.l @(4*4,r2),r0 mov.l r0,@-r15 ! original PC mov r2,r3 add #(4+2)*4,r3 ! rewind r0 - r3 + exception frame @@ -88,14 +86,15 @@ ENTRY(exception_handler) mov.l r6,@-r15 mov.l r5,@-r15 mov.l r4,@-r15 + mov r1,r9 ! save TRA mov r2,r8 ! copy user -> kernel stack - mov.l @r8+,r3 + mov.l @(0,r8),r3 mov.l r3,@-r15 - mov.l @r8+,r2 + mov.l @(4,r8),r2 mov.l r2,@-r15 - mov.l @r8+,r1 + mov.l @(12,r8),r1 mov.l r1,@-r15 - mov.l @r8+,r0 + mov.l @(8,r8),r0 bra 2f mov.l r0,@-r15 1: @@ -107,10 +106,11 @@ ENTRY(exception_handler) mov.l r0,@-r15 mov.l @r2+,r0 ! old R2 mov.l r0,@-r15 - mov.l @r2+,r0 ! old R1 - mov.l r0,@-r15 - mov.l @r2+,r0 ! old R0 + mov.l @(4,r2),r0 ! old R1 mov.l r0,@-r15 + mov.l @r2,r0 ! old R0 + mov.l r0,@-r15 + add #8,r2 mov.l @r2+,r3 ! old PC mov.l @r2+,r0 ! old SR add #-4,r2 ! exception frame stub (sr) @@ -135,14 +135,12 @@ ENTRY(exception_handler) mov.l r6,@-r2 mov.l r5,@-r2 mov.l r4,@-r2 + mov r1,r9 mov.l @(OFF_R0,r15),r0 mov.l @(OFF_R1,r15),r1 mov.l @(OFF_R2,r15),r2 mov.l @(OFF_R3,r15),r3 2: - mov #OFF_TRA,r8 - add r15,r8 - mov.l @r8,r9 mov #64,r8 cmp/hs r8,r9 bt interrupt_entry ! vec >= 64 is interrupt @@ -150,26 +148,14 @@ ENTRY(exception_handler) cmp/hs r8,r9 bt trap_entry ! 64 > vec >= 32 is trap -#if defined(CONFIG_SH_FPU) - mov #13,r8 - cmp/eq r8,r9 - bt 10f ! fpu - nop -#endif - mov.l 4f,r8 mov r9,r4 shll2 r9 add r9,r8 - mov.l @r8,r8 - mov #0,r9 - cmp/eq r9,r8 + mov.l @r8,r8 ! exception handler address + tst r8,r8 bf 3f mov.l 8f,r8 ! unhandled exception -#if defined(CONFIG_SH_FPU) -10: - mov.l 9f, r8 ! unhandled exception -#endif 3: mov.l 5f,r10 jmp @r8 @@ -188,10 +174,7 @@ interrupt_entry: 5: .long ret_from_exception 6: .long ret_from_irq 7: .long do_IRQ -8: .long do_exception_error -#ifdef CONFIG_SH_FPU -9: .long fpu_error_trap_handler -#endif +8: .long exception_error trap_entry: mov #0x30,r8 @@ -200,24 +183,9 @@ trap_entry: add #-0x10,r9 ! convert SH2 to SH3/4 ABI 1: shll2 r9 ! TRA - mov #OFF_TRA,r8 - add r15,r8 - mov.l r9,@r8 - mov r9,r8 -#ifdef CONFIG_TRACE_IRQFLAGS - mov.l 2f, r9 - jsr @r9 - nop -#endif - sti - bra system_call - nop + bra system_call ! jump common systemcall entry + mov r9,r8 - .align 2 -#ifdef CONFIG_TRACE_IRQFLAGS -2: .long trace_hardirqs_on -#endif - #if defined(CONFIG_SH_STANDARD_BIOS) /* Unwind the stack and jmp to the debug entry */ ENTRY(sh_bios_handler) @@ -240,7 +208,7 @@ ENTRY(sh_bios_handler) mov.l @r2,r2 stc sr,r3 mov.l r2,@r0 - mov.l r3,@r0 + mov.l r3,@(4,r0) mov.l r1,@(8,r0) mov.l @r15+, r0 mov.l @r15+, r1 @@ -272,22 +240,30 @@ ENTRY(address_error_trap_handler) mov.l 1f,r0 jmp @r0 mov #0,r5 ! writeaccess is unknown - .align 2 + .align 2 1: .long do_address_error restore_all: - cli -#ifdef CONFIG_TRACE_IRQFLAGS - mov.l 1f, r0 - jsr @r0 - nop -#endif + stc sr,r0 + or #0xf0,r0 + ldc r0,sr ! all interrupt block (same BL = 1) + ! restore special register + ! overlap exception frame + mov r15,r0 + add #17*4,r0 + lds.l @r0+,pr + add #4,r0 + ldc.l @r0+,gbr + lds.l @r0+,mach + lds.l @r0+,macl mov r15,r0 mov.l $cpu_mode,r2 mov #OFF_SR,r3 mov.l @(r0,r3),r1 - mov.l r1,@r2 + mov.l __md_bit,r3 + and r1,r3 ! copy MD bit + mov.l r3,@r2 shll2 r1 ! clear MD bit shlr2 r1 mov.l @(OFF_SP,r0),r2 @@ -297,12 +273,6 @@ restore_all: mov #OFF_PC,r3 mov.l @(r0,r3),r1 mov.l r1,@r2 ! set pc - add #4*16+4,r0 - lds.l @r0+,pr - add #4,r0 ! skip sr - ldc.l @r0+,gbr - lds.l @r0+,mach - lds.l @r0+,macl get_current_thread_info r0, r1 mov.l $current_thread_info,r1 mov.l r0,@r1 @@ -326,9 +296,8 @@ restore_all: nop .align 2 -#ifdef CONFIG_TRACE_IRQFLAGS -1: .long trace_hardirqs_off -#endif +__md_bit: + .long 0x40000000 $current_thread_info: .long __current_thread_info $cpu_mode: diff --git a/arch/sh/kernel/cpu/sh2/ex.S b/arch/sh/kernel/cpu/sh2/ex.S index 6d285af..85b0bf8 100644 --- a/arch/sh/kernel/cpu/sh2/ex.S +++ b/arch/sh/kernel/cpu/sh2/ex.S @@ -18,16 +18,17 @@ exception_entry: no = 0 .rept 256 - mov.l r0,@-sp - mov #no,r0 + mov.l r1,@-sp bra exception_trampoline - and #0xff,r0 + mov #no,r1 no = no + 1 .endr exception_trampoline: - mov.l r1,@-sp - mov.l $exception_handler,r1 - jmp @r1 + mov.l r0,@-sp + mov.l $exception_handler,r0 + extu.b r1,r1 + jmp @r0 + extu.w r1,r1 .align 2 $exception_entry: @@ -41,6 +42,6 @@ $exception_handler: ENTRY(vbr_base) vector = 0 .rept 256 - .long exception_entry + vector * 8 + .long exception_entry + vector * 6 vector = vector + 1 .endr diff --git a/arch/sh/kernel/cpu/sh2/setup-sh7619.c b/arch/sh/kernel/cpu/sh2/setup-sh7619.c index cc530f4..56e5878 100644 --- a/arch/sh/kernel/cpu/sh2/setup-sh7619.c +++ b/arch/sh/kernel/cpu/sh2/setup-sh7619.c @@ -96,8 +96,32 @@ static struct platform_device sci_device = { }, }; +static struct resource eth_resources[] = { + [0] = { + .start = 0xfb000000, + .end = 0xfb0001c8, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 85, + .end = 85, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device eth_device = { + .name = "sh-eth", + .id = -1, + .dev = { + .platform_data = (void *)1, + }, + .num_resources = ARRAY_SIZE(eth_resources), + .resource = eth_resources, +}; + static struct platform_device *sh7619_devices[] __initdata = { &sci_device, + ð_device, }; static int __init sh7619_devices_setup(void) diff --git a/arch/sh/kernel/cpu/sh2a/Makefile b/arch/sh/kernel/cpu/sh2a/Makefile index 7e2b90c..1ab1ecf 100644 --- a/arch/sh/kernel/cpu/sh2a/Makefile +++ b/arch/sh/kernel/cpu/sh2a/Makefile @@ -4,7 +4,7 @@ obj-y := common.o probe.o opcode_helper.o -common-y += $(addprefix ../sh2/, ex.o entry.o) +common-y += ex.o entry.o obj-$(CONFIG_SH_FPU) += fpu.o diff --git a/arch/sh/kernel/cpu/sh2a/entry.S b/arch/sh/kernel/cpu/sh2a/entry.S new file mode 100644 index 0000000..47096dc --- /dev/null +++ b/arch/sh/kernel/cpu/sh2a/entry.S @@ -0,0 +1,249 @@ +/* + * arch/sh/kernel/cpu/sh2a/entry.S + * + * The SH-2A exception entry + * + * Copyright (C) 2008 Yoshinori Sato + * Based on arch/sh/kernel/cpu/sh2/entry.S + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#include <linux/linkage.h> +#include <asm/asm-offsets.h> +#include <asm/thread_info.h> +#include <asm/cpu/mmu_context.h> +#include <asm/unistd.h> +#include <asm/errno.h> +#include <asm/page.h> + +/* Offsets to the stack */ +OFF_R0 = 0 /* Return value. New ABI also arg4 */ +OFF_R1 = 4 /* New ABI: arg5 */ +OFF_R2 = 8 /* New ABI: arg6 */ +OFF_R3 = 12 /* New ABI: syscall_nr */ +OFF_R4 = 16 /* New ABI: arg0 */ +OFF_R5 = 20 /* New ABI: arg1 */ +OFF_R6 = 24 /* New ABI: arg2 */ +OFF_R7 = 28 /* New ABI: arg3 */ +OFF_SP = (15*4) +OFF_PC = (16*4) +OFF_SR = (16*4+2*4) +OFF_TRA = (16*4+6*4) + +#include <asm/entry-macros.S> + +ENTRY(exception_handler) + ! stack + ! r0 <- point sp + ! r1 + ! pc + ! sr + ! r0 = temporary + ! r1 = vector (pseudo EXPEVT / INTEVT / TRA) + mov.l r2,@-sp + cli + mov.l $cpu_mode,r2 + bld.b #6,@(0,r2) !previus SR.MD + bst.b #6,@(4*4,r15) !set cpu mode to SR.MD + bt 1f + ! switch to kernel mode + bset.b #6,@(0,r2) !set SR.MD + mov.l $current_thread_info,r2 + mov.l @r2,r2 + mov #(THREAD_SIZE >> 8),r0 + shll8 r0 + add r2,r0 ! r0 = kernel stack tail + mov r15,r2 ! r2 = user stack top + mov r0,r15 ! switch kernel stack + mov.l r1,@-r15 ! TRA + sts.l macl, @-r15 + sts.l mach, @-r15 + stc.l gbr, @-r15 + mov.l @(4*4,r2),r0 + mov.l r0,@-r15 ! original SR + sts.l pr,@-r15 + mov.l @(3*4,r2),r0 + mov.l r0,@-r15 ! original PC + mov r2,r0 + add #(3+2)*4,r0 ! rewind r0 - r3 + exception frame + lds r0,pr ! pr = original SP + movmu.l r3,@-r15 ! save regs + mov r2,r8 ! r8 = previus stack top + mov r1,r9 ! r9 = interrupt vector + ! restore previous stack + mov.l @r8+,r2 + mov.l @r8+,r0 + mov.l @r8+,r1 + bra 2f + movml.l r2,@-r15 +1: + ! in kernel exception + mov r15,r2 + add #-((OFF_TRA + 4) - OFF_PC) + 5*4,r15 + movmu.l r3,@-r15 + mov r2,r8 ! r8 = previous stack top + mov r1,r9 ! r9 = interrupt vector + ! restore exception frame & regs + mov.l @r8+,r2 ! old R2 + mov.l @r8+,r0 ! old R0 + mov.l @r8+,r1 ! old R1 + mov.l @r8+,r10 ! old PC + mov.l @r8+,r11 ! old SR + movml.l r2,@-r15 + mov.l r10,@(OFF_PC,r15) + mov.l r11,@(OFF_SR,r15) + mov.l r8,@(OFF_SP,r15) ! save old sp + mov r15,r8 + add #OFF_TRA + 4,r8 + mov.l r9,@-r8 + sts.l macl,@-r8 + sts.l mach,@-r8 + stc.l gbr,@-r8 + add #-4,r8 + sts.l pr,@-r8 +2: + ! dispatch exception / interrupt + mov #64,r8 + cmp/hs r8,r9 + bt interrupt_entry ! vec >= 64 is interrupt + mov #32,r8 + cmp/hs r8,r9 + bt trap_entry ! 64 > vec >= 32 is trap + + mov.l 4f,r8 + mov r9,r4 + shll2 r9 + add r9,r8 + mov.l @r8,r8 ! exception handler address + tst r8,r8 + bf 3f + mov.l 8f,r8 ! unhandled exception +3: + mov.l 5f,r10 + jmp @r8 + lds r10,pr + +interrupt_entry: + mov r9,r4 + mov r15,r5 + mov.l 7f,r8 + mov.l 6f,r9 + jmp @r8 + lds r9,pr + + .align 2 +4: .long exception_handling_table +5: .long ret_from_exception +6: .long ret_from_irq +7: .long do_IRQ +8: .long exception_error + +trap_entry: + mov #0x30,r8 + cmp/ge r8,r9 ! vector 0x20-0x2f is systemcall + bt 1f + add #-0x10,r9 ! convert SH2 to SH3/4 ABI +1: + shll2 r9 ! TRA + bra system_call ! jump common systemcall entry + mov r9,r8 + +#if defined(CONFIG_SH_STANDARD_BIOS) + /* Unwind the stack and jmp to the debug entry */ +ENTRY(sh_bios_handler) + mov r15,r0 + add #(22-4)*4-4,r0 + ldc.l @r0+,gbr + lds.l @r0+,mach + lds.l @r0+,macl + mov r15,r0 + mov.l @(OFF_SP,r0),r1 + mov.l @(OFF_SR,r2),r3 + mov.l r3,@-r1 + mov.l @(OFF_SP,r2),r3 + mov.l r3,@-r1 + mov r15,r0 + add #(22-4)*4-8,r0 + mov.l 1f,r2 + mov.l @r2,r2 + stc sr,r3 + mov.l r2,@r0 + mov.l r3,@(4,r0) + mov.l r1,@(8,r0) + movml.l @r15+,r14 + add #8,r15 + lds.l @r15+, pr + rte + mov.l @r15+,r15 + .align 2 +1: .long gdb_vbr_vector +#endif /* CONFIG_SH_STANDARD_BIOS */ + +ENTRY(address_error_trap_handler) + mov r15,r4 ! regs + mov.l @(OFF_PC,r15),r6 ! pc + mov.l 1f,r0 + jmp @r0 + mov #0,r5 ! writeaccess is unknown + + .align 2 +1: .long do_address_error + +restore_all: + stc sr,r0 + or #0xf0,r0 + ldc r0,sr ! all interrupt block (same BL = 1) + ! restore special register + ! overlap exception frame + mov r15,r0 + add #17*4,r0 + lds.l @r0+,pr + add #4,r0 + ldc.l @r0+,gbr + lds.l @r0+,mach + lds.l @r0+,macl + mov r15,r0 + mov.l $cpu_mode,r2 + bld.b #6,@(OFF_SR,r15) + bst.b #6,@(0,r2) ! save CPU mode + mov.l @(OFF_SR,r0),r1 + shll2 r1 + shlr2 r1 ! clear MD bit + mov.l @(OFF_SP,r0),r2 + add #-8,r2 + mov.l r2,@(OFF_SP,r0) ! point exception frame top + mov.l r1,@(4,r2) ! set sr + mov.l @(OFF_PC,r0),r1 + mov.l r1,@r2 ! set pc + get_current_thread_info r0, r1 + mov.l $current_thread_info,r1 + mov.l r0,@r1 + movml.l @r15+,r14 + mov.l @r15,r15 + rte + nop + + .align 2 +$current_thread_info: + .long __current_thread_info +$cpu_mode: + .long __cpu_mode + +! common exception handler +#include "../../entry-common.S" + + .data +! cpu operation mode +! bit30 = MD (compatible SH3/4) +__cpu_mode: + .long 0x40000000 + + .section .bss +__current_thread_info: + .long 0 + +ENTRY(exception_handling_table) + .space 4*32 diff --git a/arch/sh/kernel/cpu/sh2a/ex.S b/arch/sh/kernel/cpu/sh2a/ex.S new file mode 100644 index 0000000..3ead9e6 --- /dev/null +++ b/arch/sh/kernel/cpu/sh2a/ex.S @@ -0,0 +1,72 @@ +/* + * arch/sh/kernel/cpu/sh2a/ex.S + * + * The SH-2A exception vector table + * + * Copyright (C) 2008 Yoshinori Sato + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#include <linux/linkage.h> + +! +! convert Exception Vector to Exception Number +! + +! exception no 0 to 255 +exception_entry0: +no = 0 + .rept 256 + mov.l r1,@-sp + bra exception_trampoline0 + mov #no,r1 +no = no + 1 + .endr +exception_trampoline0: + mov.l r0,@-sp + mov.l 1f,r0 + extu.b r1,r1 + jmp @r0 + extu.w r1,r1 + + .align 2 +1: .long exception_handler + +! exception no 256 to 511 +exception_entry1: +no = 0 + .rept 256 + mov.l r1,@-sp + bra exception_trampoline1 + mov #no,r1 +no = no + 1 + .endr +exception_trampoline1: + mov.l r0,@-sp + extu.b r1,r1 + movi20 #0x100,r0 + add r0,r1 + mov.l 1f,r0 + jmp @r0 + extu.w r1,r1 + + .align 2 +1: .long exception_handler + + ! +! Exception Vector Base +! + .align 2 +ENTRY(vbr_base) +vector = 0 + .rept 256 + .long exception_entry0 + vector * 6 +vector = vector + 1 + .endr + .rept 256 + .long exception_entry1 + vector * 6 +vector = vector + 1 + .endr diff --git a/arch/sh/kernel/cpu/sh3/ex.S b/arch/sh/kernel/cpu/sh3/ex.S index 11b6d9c..dac4297 100644 --- a/arch/sh/kernel/cpu/sh3/ex.S +++ b/arch/sh/kernel/cpu/sh3/ex.S @@ -4,7 +4,7 @@ * The SH-3 and SH-4 exception vector table. * Copyright (C) 1999, 2000, 2002 Niibe Yutaka - * Copyright (C) 2003 - 2006 Paul Mundt + * Copyright (C) 2003 - 2008 Paul Mundt * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive @@ -12,13 +12,30 @@ */ #include <linux/linkage.h> +#if !defined(CONFIG_MMU) +#define tlb_miss_load exception_error +#define tlb_miss_store exception_error +#define initial_page_write exception_error +#define tlb_protection_violation_load exception_error +#define tlb_protection_violation_store exception_error +#define address_error_load exception_error +#define address_error_store exception_error +#endif + +#if !defined(CONFIG_SH_FPU) +#define fpu_error_trap_handler exception_error +#endif + +#if !defined(CONFIG_KGDB_NMI) +#define kgdb_handle_exception exception_error +#endif + .align 2 .data ENTRY(exception_handling_table) .long exception_error /* 000 */ .long exception_error -#if defined(CONFIG_MMU) .long tlb_miss_load /* 040 */ .long tlb_miss_store .long initial_page_write @@ -26,30 +43,13 @@ ENTRY(exception_handling_table) .long tlb_protection_violation_store .long address_error_load .long address_error_store /* 100 */ -#else - .long exception_error ! tlb miss load /* 040 */ - .long exception_error ! tlb miss store - .long exception_error ! initial page write - .long exception_error ! tlb prot violation load - .long exception_error ! tlb prot violation store - .long exception_error ! address error load - .long exception_error ! address error store /* 100 */ -#endif -#if defined(CONFIG_SH_FPU) .long fpu_error_trap_handler /* 120 */ -#else - .long exception_error /* 120 */ -#endif .long exception_error /* 140 */ .long system_call ! Unconditional Trap /* 160 */ .long exception_error ! reserved_instruction (filled by trap_init) /* 180 */ .long exception_error ! illegal_slot_instruction (filled by trap_init) /*1A0*/ ENTRY(nmi_slot) -#if defined (CONFIG_KGDB_NMI) .long kgdb_handle_exception /* 1C0 */ ! Allow trap to debugger -#else - .long exception_none /* 1C0 */ ! Not implemented yet -#endif ENTRY(user_break_point_trap) .long break_point_trap /* 1E0 */ diff --git a/arch/sh/kernel/cpu/sh4/probe.c b/arch/sh/kernel/cpu/sh4/probe.c index be49269..2e42572 100644 --- a/arch/sh/kernel/cpu/sh4/probe.c +++ b/arch/sh/kernel/cpu/sh4/probe.c @@ -50,14 +50,18 @@ int __init detect_cpu_and_cache_system(void) boot_cpu_data.dcache.ways = 1; boot_cpu_data.dcache.linesz = L1_CACHE_BYTES; + /* We don't know the chip cut */ + boot_cpu_data.cut_major = boot_cpu_data.cut_minor = -1; + /* * Setup some generic flags we can probe on SH-4A parts */ - if (((pvr >> 24) & 0xff) == 0x10) { + if (((pvr >> 16) & 0xff) == 0x10) { if ((cvr & 0x10000000) == 0) boot_cpu_data.flags |= CPU_HAS_DSP; boot_cpu_data.flags |= CPU_HAS_LLSC; + boot_cpu_data.cut_major = pvr & 0x7f; } /* FPU detection works for everyone */ diff --git a/arch/sh/kernel/cpu/sh4a/Makefile b/arch/sh/kernel/cpu/sh4a/Makefile index a880e79..9381ad8 100644 --- a/arch/sh/kernel/cpu/sh4a/Makefile +++ b/arch/sh/kernel/cpu/sh4a/Makefile @@ -21,7 +21,7 @@ clock-$(CONFIG_CPU_SUBTYPE_SH7763) := clock-sh7763.o clock-$(CONFIG_CPU_SUBTYPE_SH7770) := clock-sh7770.o clock-$(CONFIG_CPU_SUBTYPE_SH7780) := clock-sh7780.o clock-$(CONFIG_CPU_SUBTYPE_SH7785) := clock-sh7785.o -clock-$(CONFIG_CPU_SUBTYPE_SH7343) := clock-sh7343.o +clock-$(CONFIG_CPU_SUBTYPE_SH7343) := clock-sh7722.o clock-$(CONFIG_CPU_SUBTYPE_SH7722) := clock-sh7722.o clock-$(CONFIG_CPU_SUBTYPE_SH7723) := clock-sh7722.o clock-$(CONFIG_CPU_SUBTYPE_SH7366) := clock-sh7722.o diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7343.c b/arch/sh/kernel/cpu/sh4a/clock-sh7343.c deleted file mode 100644 index 7adc4f1..0000000 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7343.c +++ /dev/null @@ -1,99 +0,0 @@ -/* - * arch/sh/kernel/cpu/sh4a/clock-sh7343.c - * - * SH7343/SH7722 support for the clock framework - * - * Copyright (C) 2006 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/io.h> -#include <asm/clock.h> -#include <asm/freq.h> - -/* - * SH7343/SH7722 uses a common set of multipliers and divisors, so this - * is quite simple.. - */ -static int multipliers[] = { 1, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1 }; -static int divisors[] = { 1, 3, 2, 5, 3, 4, 5, 6, 8, 10, 12, 16, 20 }; - -#define pll_calc() (((ctrl_inl(FRQCR) >> 24) & 0x1f) + 1) - -static void master_clk_init(struct clk *clk) -{ - clk->parent = clk_get(NULL, "cpu_clk"); -} - -static void master_clk_recalc(struct clk *clk) -{ - int idx = (ctrl_inl(FRQCR) & 0x000f); - clk->rate *= clk->parent->rate * multipliers[idx] / divisors[idx]; -} - -static struct clk_ops sh7343_master_clk_ops = { - .init = master_clk_init, - .recalc = master_clk_recalc, -}; - -static void module_clk_init(struct clk *clk) -{ - clk->parent = NULL; - clk->rate = CONFIG_SH_PCLK_FREQ; -} - -static struct clk_ops sh7343_module_clk_ops = { - .init = module_clk_init, -}; - -static void bus_clk_init(struct clk *clk) -{ - clk->parent = clk_get(NULL, "cpu_clk"); -} - -static void bus_clk_recalc(struct clk *clk) -{ - int idx = (ctrl_inl(FRQCR) >> 8) & 0x000f; - clk->rate = clk->parent->rate * multipliers[idx] / divisors[idx]; -} - -static struct clk_ops sh7343_bus_clk_ops = { - .init = bus_clk_init, - .recalc = bus_clk_recalc, -}; - -static void cpu_clk_init(struct clk *clk) -{ - clk->parent = clk_get(NULL, "module_clk"); - clk->flags |= CLK_RATE_PROPAGATES; - clk_set_rate(clk, clk_get_rate(clk)); -} - -static void cpu_clk_recalc(struct clk *clk) -{ - int idx = (ctrl_inl(FRQCR) >> 20) & 0x000f; - clk->rate = clk->parent->rate * pll_calc() * - multipliers[idx] / divisors[idx]; -} - -static struct clk_ops sh7343_cpu_clk_ops = { - .init = cpu_clk_init, - .recalc = cpu_clk_recalc, -}; - -static struct clk_ops *sh7343_clk_ops[] = { - &sh7343_master_clk_ops, - &sh7343_module_clk_ops, - &sh7343_bus_clk_ops, - &sh7343_cpu_clk_ops, -}; - -void __init arch_init_clk_ops(struct clk_ops **ops, int idx) -{ - if (idx < ARRAY_SIZE(sh7343_clk_ops)) - *ops = sh7343_clk_ops[idx]; -} diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c index 299138e..db91385 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c @@ -1,7 +1,7 @@ /* * arch/sh/kernel/cpu/sh4a/clock-sh7722.c * - * SH7722 & SH7366 support for the clock framework + * SH7343, SH7722, SH7723 & SH7366 support for the clock framework * * Copyright (c) 2006-2007 Nomad Global Solutions Inc * Based on code for sh7343 by Paul Mundt @@ -14,6 +14,7 @@ #include <linux/kernel.h> #include <linux/io.h> #include <linux/errno.h> +#include <linux/stringify.h> #include <asm/clock.h> #include <asm/freq.h> @@ -411,40 +412,40 @@ static struct clk_ops sh7722_frqcr_clk_ops = { * clock ops methods for SIU A/B and IrDA clock * */ -static int sh7722_siu_which(struct clk *clk) + +#ifndef CONFIG_CPU_SUBTYPE_SH7343 + +static int sh7722_siu_set_rate(struct clk *clk, unsigned long rate, int algo_id) { - if (!strcmp(clk->name, "siu_a_clk")) - return 0; - if (!strcmp(clk->name, "siu_b_clk")) - return 1; -#if defined(CONFIG_CPU_SUBTYPE_SH7722) - if (!strcmp(clk->name, "irda_clk")) - return 2; -#endif - return -EINVAL; + unsigned long r; + int div; + + r = ctrl_inl(clk->arch_flags); + div = sh7722_find_divisors(clk->parent->rate, rate); + if (div < 0) + return div; + r = (r & ~0xF) | div; + ctrl_outl(r, clk->arch_flags); + return 0; } -static unsigned long sh7722_siu_regs[] = { - [0] = SCLKACR, - [1] = SCLKBCR, -#if defined(CONFIG_CPU_SUBTYPE_SH7722) - [2] = IrDACLKCR, -#endif -}; +static void sh7722_siu_recalc(struct clk *clk) +{ + unsigned long r; + + r = ctrl_inl(clk->arch_flags); + clk->rate = clk->parent->rate * 2 / divisors2[r & 0xF]; +} static int sh7722_siu_start_stop(struct clk *clk, int enable) { - int siu = sh7722_siu_which(clk); unsigned long r; - if (siu < 0) - return siu; - BUG_ON(siu > 2); - r = ctrl_inl(sh7722_siu_regs[siu]); + r = ctrl_inl(clk->arch_flags); if (enable) - ctrl_outl(r & ~(1 << 8), sh7722_siu_regs[siu]); + ctrl_outl(r & ~(1 << 8), clk->arch_flags); else - ctrl_outl(r | (1 << 8), sh7722_siu_regs[siu]); + ctrl_outl(r | (1 << 8), clk->arch_flags); return 0; } @@ -458,6 +459,15 @@ static void sh7722_siu_disable(struct clk *clk) sh7722_siu_start_stop(clk, 0); } +static struct clk_ops sh7722_siu_clk_ops = { + .recalc = sh7722_siu_recalc, + .set_rate = sh7722_siu_set_rate, + .enable = sh7722_siu_enable, + .disable = sh7722_siu_disable, +}; + +#endif /* CONFIG_CPU_SUBTYPE_SH7343 */ + static void sh7722_video_enable(struct clk *clk) { unsigned long r; @@ -494,43 +504,6 @@ static void sh7722_video_recalc(struct clk *clk) clk->rate = clk->parent->rate / ((r & 0x3F) + 1); } -static int sh7722_siu_set_rate(struct clk *clk, unsigned long rate, int algo_id) -{ - int siu = sh7722_siu_which(clk); - unsigned long r; - int div; - - if (siu < 0) - return siu; - BUG_ON(siu > 2); - r = ctrl_inl(sh7722_siu_regs[siu]); - div = sh7722_find_divisors(clk->parent->rate, rate); - if (div < 0) - return div; - r = (r & ~0xF) | div; - ctrl_outl(r, sh7722_siu_regs[siu]); - return 0; -} - -static void sh7722_siu_recalc(struct clk *clk) -{ - int siu = sh7722_siu_which(clk); - unsigned long r; - - if (siu < 0) - return /* siu */ ; - BUG_ON(siu > 2); - r = ctrl_inl(sh7722_siu_regs[siu]); - clk->rate = clk->parent->rate * 2 / divisors2[r & 0xF]; -} - -static struct clk_ops sh7722_siu_clk_ops = { - .recalc = sh7722_siu_recalc, - .set_rate = sh7722_siu_set_rate, - .enable = sh7722_siu_enable, - .disable = sh7722_siu_disable, -}; - static struct clk_ops sh7722_video_clk_ops = { .recalc = sh7722_video_recalc, .set_rate = sh7722_video_set_rate, @@ -560,6 +533,9 @@ static struct clk sh7722_sdram_clock = { .ops = &sh7722_frqcr_clk_ops, }; + +#ifndef CONFIG_CPU_SUBTYPE_SH7343 + /* * these three clocks - SIU A, SIU B, IrDA - share the same clk_ops * methods of clk_ops determine which register they should access by @@ -567,36 +543,151 @@ static struct clk sh7722_sdram_clock = { */ static struct clk sh7722_siu_a_clock = { .name = "siu_a_clk", + .arch_flags = SCLKACR, .ops = &sh7722_siu_clk_ops, }; static struct clk sh7722_siu_b_clock = { .name = "siu_b_clk", + .arch_flags = SCLKBCR, .ops = &sh7722_siu_clk_ops, }; #if defined(CONFIG_CPU_SUBTYPE_SH7722) static struct clk sh7722_irda_clock = { .name = "irda_clk", + .arch_flags = IrDACLKCR, .ops = &sh7722_siu_clk_ops, }; #endif +#endif /* CONFIG_CPU_SUBTYPE_SH7343 */ static struct clk sh7722_video_clock = { .name = "video_clk", .ops = &sh7722_video_clk_ops, }; +static int sh7722_mstpcr_start_stop(struct clk *clk, unsigned long reg, + int enable) +{ + unsigned long bit = clk->arch_flags; + unsigned long r; + + r = ctrl_inl(reg); + + if (enable) + r &= ~(1 << bit); + else + r |= (1 << bit); + + ctrl_outl(r, reg); + return 0; +} + +static void sh7722_mstpcr0_enable(struct clk *clk) +{ + sh7722_mstpcr_start_stop(clk, MSTPCR0, 1); +} + +static void sh7722_mstpcr0_disable(struct clk *clk) +{ + sh7722_mstpcr_start_stop(clk, MSTPCR0, 0); +} + +static void sh7722_mstpcr1_enable(struct clk *clk) +{ + sh7722_mstpcr_start_stop(clk, MSTPCR1, 1); +} + +static void sh7722_mstpcr1_disable(struct clk *clk) +{ + sh7722_mstpcr_start_stop(clk, MSTPCR1, 0); +} + +static void sh7722_mstpcr2_enable(struct clk *clk) +{ + sh7722_mstpcr_start_stop(clk, MSTPCR2, 1); +} + +static void sh7722_mstpcr2_disable(struct clk *clk) +{ + sh7722_mstpcr_start_stop(clk, MSTPCR2, 0); +} + +static struct clk_ops sh7722_mstpcr0_clk_ops = { + .enable = sh7722_mstpcr0_enable, + .disable = sh7722_mstpcr0_disable, +}; + +static struct clk_ops sh7722_mstpcr1_clk_ops = { + .enable = sh7722_mstpcr1_enable, + .disable = sh7722_mstpcr1_disable, +}; + +static struct clk_ops sh7722_mstpcr2_clk_ops = { + .enable = sh7722_mstpcr2_enable, + .disable = sh7722_mstpcr2_disable, +}; + +#define DECLARE_MSTPCRN(regnr, bitnr, bitstr) \ +{ \ + .name = "mstp" __stringify(regnr) bitstr, \ + .arch_flags = bitnr, \ + .ops = &sh7722_mstpcr ## regnr ## _clk_ops, \ +} + +#define DECLARE_MSTPCR(regnr) \ + DECLARE_MSTPCRN(regnr, 31, "31"), \ + DECLARE_MSTPCRN(regnr, 30, "30"), \ + DECLARE_MSTPCRN(regnr, 29, "29"), \ + DECLARE_MSTPCRN(regnr, 28, "28"), \ + DECLARE_MSTPCRN(regnr, 27, "27"), \ + DECLARE_MSTPCRN(regnr, 26, "26"), \ + DECLARE_MSTPCRN(regnr, 25, "25"), \ + DECLARE_MSTPCRN(regnr, 24, "24"), \ + DECLARE_MSTPCRN(regnr, 23, "23"), \ + DECLARE_MSTPCRN(regnr, 22, "22"), \ + DECLARE_MSTPCRN(regnr, 21, "21"), \ + DECLARE_MSTPCRN(regnr, 20, "20"), \ + DECLARE_MSTPCRN(regnr, 19, "19"), \ + DECLARE_MSTPCRN(regnr, 18, "18"), \ + DECLARE_MSTPCRN(regnr, 17, "17"), \ + DECLARE_MSTPCRN(regnr, 16, "16"), \ + DECLARE_MSTPCRN(regnr, 15, "15"), \ + DECLARE_MSTPCRN(regnr, 14, "14"), \ + DECLARE_MSTPCRN(regnr, 13, "13"), \ + DECLARE_MSTPCRN(regnr, 12, "12"), \ + DECLARE_MSTPCRN(regnr, 11, "11"), \ + DECLARE_MSTPCRN(regnr, 10, "10"), \ + DECLARE_MSTPCRN(regnr, 9, "09"), \ + DECLARE_MSTPCRN(regnr, 8, "08"), \ + DECLARE_MSTPCRN(regnr, 7, "07"), \ + DECLARE_MSTPCRN(regnr, 6, "06"), \ + DECLARE_MSTPCRN(regnr, 5, "05"), \ + DECLARE_MSTPCRN(regnr, 4, "04"), \ + DECLARE_MSTPCRN(regnr, 3, "03"), \ + DECLARE_MSTPCRN(regnr, 2, "02"), \ + DECLARE_MSTPCRN(regnr, 1, "01"), \ + DECLARE_MSTPCRN(regnr, 0, "00") + +static struct clk sh7722_mstpcr[] = { + DECLARE_MSTPCR(0), + DECLARE_MSTPCR(1), + DECLARE_MSTPCR(2), +}; + static struct clk *sh7722_clocks[] = { &sh7722_umem_clock, &sh7722_sh_clock, &sh7722_peripheral_clock, &sh7722_sdram_clock, +#ifndef CONFIG_CPU_SUBTYPE_SH7343 &sh7722_siu_a_clock, &sh7722_siu_b_clock, #if defined(CONFIG_CPU_SUBTYPE_SH7722) &sh7722_irda_clock, #endif +#endif &sh7722_video_clock, }; @@ -629,5 +720,11 @@ int __init arch_clk_init(void) clk_register(sh7722_clocks[i]); } clk_put(master); + + for (i = 0; i < ARRAY_SIZE(sh7722_mstpcr); i++) { + pr_debug( "Registering mstpcr '%s'\n", sh7722_mstpcr[i].name); + clk_register(&sh7722_mstpcr[i]); + } + return 0; } diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c index 6d4f50c..78881b4 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c @@ -11,6 +11,104 @@ #include <linux/init.h> #include <linux/serial.h> #include <linux/serial_sci.h> +#include <linux/uio_driver.h> +#include <asm/clock.h> + +static struct resource iic0_resources[] = { + [0] = { + .name = "IIC0", + .start = 0x04470000, + .end = 0x04470017, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 96, + .end = 99, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device iic0_device = { + .name = "i2c-sh_mobile", + .num_resources = ARRAY_SIZE(iic0_resources), + .resource = iic0_resources, +}; + +static struct resource iic1_resources[] = { + [0] = { + .name = "IIC1", + .start = 0x04750000, + .end = 0x04750017, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 44, + .end = 47, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device iic1_device = { + .name = "i2c-sh_mobile", + .num_resources = ARRAY_SIZE(iic1_resources), + .resource = iic1_resources, +}; + +static struct uio_info vpu_platform_data = { + .name = "VPU4", + .version = "0", + .irq = 60, +}; + +static struct resource vpu_resources[] = { + [0] = { + .name = "VPU", + .start = 0xfe900000, + .end = 0xfe9022eb, + .flags = IORESOURCE_MEM, + }, + [1] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device vpu_device = { + .name = "uio_pdrv_genirq", + .id = 0, + .dev = { + .platform_data = &vpu_platform_data, + }, + .resource = vpu_resources, + .num_resources = ARRAY_SIZE(vpu_resources), +}; + +static struct uio_info veu_platform_data = { + .name = "VEU", + .version = "0", + .irq = 54, +}; + +static struct resource veu_resources[] = { + [0] = { + .name = "VEU", + .start = 0xfe920000, + .end = 0xfe9200b7, + .flags = IORESOURCE_MEM, + }, + [1] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device veu_device = { + .name = "uio_pdrv_genirq", + .id = 1, + .dev = { + .platform_data = &veu_platform_data, + }, + .resource = veu_resources, + .num_resources = ARRAY_SIZE(veu_resources), +}; static struct plat_sci_port sci_platform_data[] = { { @@ -32,16 +130,171 @@ static struct platform_device sci_device = { }; static struct platform_device *sh7343_devices[] __initdata = { + &iic0_device, + &iic1_device, &sci_device, + &vpu_device, + &veu_device, }; static int __init sh7343_devices_setup(void) { + clk_always_enable("mstp031"); /* TLB */ + clk_always_enable("mstp030"); /* IC */ + clk_always_enable("mstp029"); /* OC */ + clk_always_enable("mstp028"); /* URAM */ + clk_always_enable("mstp026"); /* XYMEM */ + clk_always_enable("mstp023"); /* INTC3 */ + clk_always_enable("mstp022"); /* INTC */ + clk_always_enable("mstp020"); /* SuperHyway */ + clk_always_enable("mstp109"); /* I2C0 */ + clk_always_enable("mstp108"); /* I2C1 */ + clk_always_enable("mstp202"); /* VEU */ + clk_always_enable("mstp201"); /* VPU */ + + platform_resource_setup_memory(&vpu_device, "vpu", 1 << 20); + platform_resource_setup_memory(&veu_device, "veu", 2 << 20); + return platform_add_devices(sh7343_devices, ARRAY_SIZE(sh7343_devices)); } __initcall(sh7343_devices_setup); +enum { + UNUSED = 0, + + /* interrupt sources */ + IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7, + DMAC0, DMAC1, DMAC2, DMAC3, + VIO_CEUI, VIO_BEUI, VIO_VEUI, VOU, + MFI, VPU, TPU, Z3D4, USBI0, USBI1, + MMC_ERR, MMC_TRAN, MMC_FSTAT, MMC_FRDY, + DMAC4, DMAC5, DMAC_DADERR, + KEYSC, + SCIF, SCIF1, SCIF2, SCIF3, SCIF4, + SIOF0, SIOF1, SIO, + FLCTL_FLSTEI, FLCTL_FLENDI, FLCTL_FLTREQ0I, FLCTL_FLTREQ1I, + I2C0_ALI, I2C0_TACKI, I2C0_WAITI, I2C0_DTEI, + I2C1_ALI, I2C1_TACKI, I2C1_WAITI, I2C1_DTEI, + SIM_TEI, SIM_TXI, SIM_RXI, SIM_ERI, + IRDA, + SDHI0, SDHI1, SDHI2, SDHI3, + CMT, TSIF, SIU, + TMU0, TMU1, TMU2, + JPU, LCDC, + + /* interrupt groups */ + + DMAC0123, VIOVOU, MMC, DMAC45, FLCTL, I2C0, I2C1, SIM, SDHI, USB, +}; + +static struct intc_vect vectors[] __initdata = { + INTC_VECT(IRQ0, 0x600), INTC_VECT(IRQ1, 0x620), + INTC_VECT(IRQ2, 0x640), INTC_VECT(IRQ3, 0x660), + INTC_VECT(IRQ4, 0x680), INTC_VECT(IRQ5, 0x6a0), + INTC_VECT(IRQ6, 0x6c0), INTC_VECT(IRQ7, 0x6e0), + INTC_VECT(I2C1_ALI, 0x780), INTC_VECT(I2C1_TACKI, 0x7a0), + INTC_VECT(I2C1_WAITI, 0x7c0), INTC_VECT(I2C1_DTEI, 0x7e0), + INTC_VECT(DMAC0, 0x800), INTC_VECT(DMAC1, 0x820), + INTC_VECT(DMAC2, 0x840), INTC_VECT(DMAC3, 0x860), + INTC_VECT(VIO_CEUI, 0x880), INTC_VECT(VIO_BEUI, 0x8a0), + INTC_VECT(VIO_VEUI, 0x8c0), INTC_VECT(VOU, 0x8e0), + INTC_VECT(MFI, 0x900), INTC_VECT(VPU, 0x980), + INTC_VECT(TPU, 0x9a0), INTC_VECT(Z3D4, 0x9e0), + INTC_VECT(USBI0, 0xa20), INTC_VECT(USBI1, 0xa40), + INTC_VECT(MMC_ERR, 0xb00), INTC_VECT(MMC_TRAN, 0xb20), + INTC_VECT(MMC_FSTAT, 0xb40), INTC_VECT(MMC_FRDY, 0xb60), + INTC_VECT(DMAC4, 0xb80), INTC_VECT(DMAC5, 0xba0), + INTC_VECT(DMAC_DADERR, 0xbc0), INTC_VECT(KEYSC, 0xbe0), + INTC_VECT(SCIF, 0xc00), INTC_VECT(SCIF1, 0xc20), + INTC_VECT(SCIF2, 0xc40), INTC_VECT(SCIF3, 0xc60), + INTC_VECT(SIOF0, 0xc80), INTC_VECT(SIOF1, 0xca0), + INTC_VECT(SIO, 0xd00), + INTC_VECT(FLCTL_FLSTEI, 0xd80), INTC_VECT(FLCTL_FLENDI, 0xda0), + INTC_VECT(FLCTL_FLTREQ0I, 0xdc0), INTC_VECT(FLCTL_FLTREQ1I, 0xde0), + INTC_VECT(I2C0_ALI, 0xe00), INTC_VECT(I2C0_TACKI, 0xe20), + INTC_VECT(I2C0_WAITI, 0xe40), INTC_VECT(I2C0_DTEI, 0xe60), + INTC_VECT(SDHI0, 0xe80), INTC_VECT(SDHI1, 0xea0), + INTC_VECT(SDHI2, 0xec0), INTC_VECT(SDHI3, 0xee0), + INTC_VECT(CMT, 0xf00), INTC_VECT(TSIF, 0xf20), + INTC_VECT(SIU, 0xf80), + INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420), + INTC_VECT(TMU2, 0x440), + INTC_VECT(JPU, 0x560), INTC_VECT(LCDC, 0x580), +}; + +static struct intc_group groups[] __initdata = { + INTC_GROUP(DMAC0123, DMAC0, DMAC1, DMAC2, DMAC3), + INTC_GROUP(VIOVOU, VIO_CEUI, VIO_BEUI, VIO_VEUI, VOU), + INTC_GROUP(MMC, MMC_FRDY, MMC_FSTAT, MMC_TRAN, MMC_ERR), + INTC_GROUP(DMAC45, DMAC4, DMAC5, DMAC_DADERR), + INTC_GROUP(FLCTL, FLCTL_FLSTEI, FLCTL_FLENDI, + FLCTL_FLTREQ0I, FLCTL_FLTREQ1I), + INTC_GROUP(I2C0, I2C0_ALI, I2C0_TACKI, I2C0_WAITI, I2C0_DTEI), + INTC_GROUP(I2C1, I2C1_ALI, I2C1_TACKI, I2C1_WAITI, I2C1_DTEI), + INTC_GROUP(SIM, SIM_TEI, SIM_TXI, SIM_RXI, SIM_ERI), + INTC_GROUP(SDHI, SDHI0, SDHI1, SDHI2, SDHI3), + INTC_GROUP(USB, USBI0, USBI1), +}; + +static struct intc_mask_reg mask_registers[] __initdata = { + { 0xa4080084, 0xa40800c4, 8, /* IMR1 / IMCR1 */ + { VOU, VIO_VEUI, VIO_BEUI, VIO_CEUI, DMAC3, DMAC2, DMAC1, DMAC0 } }, + { 0xa4080088, 0xa40800c8, 8, /* IMR2 / IMCR2 */ + { 0, 0, 0, VPU, 0, 0, 0, MFI } }, + { 0xa408008c, 0xa40800cc, 8, /* IMR3 / IMCR3 */ + { SIM_TEI, SIM_TXI, SIM_RXI, SIM_ERI, 0, 0, 0, IRDA } }, + { 0xa4080090, 0xa40800d0, 8, /* IMR4 / IMCR4 */ + { 0, TMU2, TMU1, TMU0, JPU, 0, 0, LCDC } }, + { 0xa4080094, 0xa40800d4, 8, /* IMR5 / IMCR5 */ + { KEYSC, DMAC_DADERR, DMAC5, DMAC4, SCIF3, SCIF2, SCIF1, SCIF } }, + { 0xa4080098, 0xa40800d8, 8, /* IMR6 / IMCR6 */ + { 0, 0, 0, SIO, Z3D4, 0, SIOF1, SIOF0 } }, + { 0xa408009c, 0xa40800dc, 8, /* IMR7 / IMCR7 */ + { I2C0_DTEI, I2C0_WAITI, I2C0_TACKI, I2C0_ALI, + FLCTL_FLTREQ1I, FLCTL_FLTREQ0I, FLCTL_FLENDI, FLCTL_FLSTEI } }, + { 0xa40800a0, 0xa40800e0, 8, /* IMR8 / IMCR8 */ + { SDHI3, SDHI2, SDHI1, SDHI0, 0, 0, 0, SIU } }, + { 0xa40800a4, 0xa40800e4, 8, /* IMR9 / IMCR9 */ + { 0, 0, 0, CMT, 0, USBI1, USBI0 } }, + { 0xa40800a8, 0xa40800e8, 8, /* IMR10 / IMCR10 */ + { MMC_FRDY, MMC_FSTAT, MMC_TRAN, MMC_ERR } }, + { 0xa40800ac, 0xa40800ec, 8, /* IMR11 / IMCR11 */ + { I2C1_DTEI, I2C1_WAITI, I2C1_TACKI, I2C1_ALI, TPU, 0, 0, TSIF } }, + { 0xa4140044, 0xa4140064, 8, /* INTMSK00 / INTMSKCLR00 */ + { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, +}; + +static struct intc_prio_reg prio_registers[] __initdata = { + { 0xa4080000, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2 } }, + { 0xa4080004, 0, 16, 4, /* IPRB */ { JPU, LCDC, SIM } }, + { 0xa4080010, 0, 16, 4, /* IPRE */ { DMAC0123, VIOVOU, MFI, VPU } }, + { 0xa4080014, 0, 16, 4, /* IPRF */ { KEYSC, DMAC45, USB, CMT } }, + { 0xa4080018, 0, 16, 4, /* IPRG */ { SCIF, SCIF1, SCIF2, SCIF3 } }, + { 0xa408001c, 0, 16, 4, /* IPRH */ { SIOF0, SIOF1, FLCTL, I2C0 } }, + { 0xa4080020, 0, 16, 4, /* IPRI */ { SIO, 0, TSIF, I2C1 } }, + { 0xa4080024, 0, 16, 4, /* IPRJ */ { Z3D4, 0, SIU } }, + { 0xa4080028, 0, 16, 4, /* IPRK */ { 0, MMC, 0, SDHI } }, + { 0xa408002c, 0, 16, 4, /* IPRL */ { 0, 0, TPU } }, + { 0xa4140010, 0, 32, 4, /* INTPRI00 */ + { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, +}; + +static struct intc_sense_reg sense_registers[] __initdata = { + { 0xa414001c, 16, 2, /* ICR1 */ + { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, +}; + +static struct intc_mask_reg ack_registers[] __initdata = { + { 0xa4140024, 0, 8, /* INTREQ00 */ + { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, +}; + +static DECLARE_INTC_DESC_ACK(intc_desc, "sh7343", vectors, groups, + mask_registers, prio_registers, sense_registers, + ack_registers); + void __init plat_irq_setup(void) { + register_intc_controller(&intc_desc); } diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c index f26b5cd..6851dba 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c @@ -13,6 +13,112 @@ #include <linux/init.h> #include <linux/serial.h> #include <linux/serial_sci.h> +#include <linux/uio_driver.h> +#include <asm/clock.h> + +static struct resource iic_resources[] = { + [0] = { + .name = "IIC", + .start = 0x04470000, + .end = 0x04470017, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 96, + .end = 99, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device iic_device = { + .name = "i2c-sh_mobile", + .num_resources = ARRAY_SIZE(iic_resources), + .resource = iic_resources, +}; + +static struct uio_info vpu_platform_data = { + .name = "VPU5", + .version = "0", + .irq = 60, +}; + +static struct resource vpu_resources[] = { + [0] = { + .name = "VPU", + .start = 0xfe900000, + .end = 0xfe902807, + .flags = IORESOURCE_MEM, + }, + [1] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device vpu_device = { + .name = "uio_pdrv_genirq", + .id = 0, + .dev = { + .platform_data = &vpu_platform_data, + }, + .resource = vpu_resources, + .num_resources = ARRAY_SIZE(vpu_resources), +}; + +static struct uio_info veu0_platform_data = { + .name = "VEU", + .version = "0", + .irq = 54, +}; + +static struct resource veu0_resources[] = { + [0] = { + .name = "VEU(1)", + .start = 0xfe920000, + .end = 0xfe9200b7, + .flags = IORESOURCE_MEM, + }, + [1] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device veu0_device = { + .name = "uio_pdrv_genirq", + .id = 1, + .dev = { + .platform_data = &veu0_platform_data, + }, + .resource = veu0_resources, + .num_resources = ARRAY_SIZE(veu0_resources), +}; + +static struct uio_info veu1_platform_data = { + .name = "VEU", + .version = "0", + .irq = 27, +}; + +static struct resource veu1_resources[] = { + [0] = { + .name = "VEU(2)", + .start = 0xfe924000, + .end = 0xfe9240b7, + .flags = IORESOURCE_MEM, + }, + [1] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device veu1_device = { + .name = "uio_pdrv_genirq", + .id = 2, + .dev = { + .platform_data = &veu1_platform_data, + }, + .resource = veu1_resources, + .num_resources = ARRAY_SIZE(veu1_resources), +}; static struct plat_sci_port sci_platform_data[] = { { @@ -34,11 +140,32 @@ static struct platform_device sci_device = { }; static struct platform_device *sh7366_devices[] __initdata = { + &iic_device, &sci_device, + &vpu_device, + &veu0_device, + &veu1_device, }; static int __init sh7366_devices_setup(void) { + clk_always_enable("mstp031"); /* TLB */ + clk_always_enable("mstp030"); /* IC */ + clk_always_enable("mstp029"); /* OC */ + clk_always_enable("mstp028"); /* RSMEM */ + clk_always_enable("mstp026"); /* XYMEM */ + clk_always_enable("mstp023"); /* INTC3 */ + clk_always_enable("mstp022"); /* INTC */ + clk_always_enable("mstp020"); /* SuperHyway */ + clk_always_enable("mstp109"); /* I2C */ + clk_always_enable("mstp207"); /* VEU-2 */ + clk_always_enable("mstp202"); /* VEU-1 */ + clk_always_enable("mstp201"); /* VPU */ + + platform_resource_setup_memory(&vpu_device, "vpu", 2 << 20); + platform_resource_setup_memory(&veu0_device, "veu0", 2 << 20); + platform_resource_setup_memory(&veu1_device, "veu1", 2 << 20); + return platform_add_devices(sh7366_devices, ARRAY_SIZE(sh7366_devices)); } @@ -97,7 +224,7 @@ static struct intc_vect vectors[] __initdata = { INTC_VECT(SIU, 0xf80), INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420), INTC_VECT(TMU2, 0x440), - INTC_VECT(VEU2, 0x580), INTC_VECT(LCDC, 0x580), + INTC_VECT(VEU2, 0x560), INTC_VECT(LCDC, 0x580), }; static struct intc_group groups[] __initdata = { @@ -163,8 +290,14 @@ static struct intc_sense_reg sense_registers[] __initdata = { { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, }; -static DECLARE_INTC_DESC(intc_desc, "sh7366", vectors, groups, - mask_registers, prio_registers, sense_registers); +static struct intc_mask_reg ack_registers[] __initdata = { + { 0xa4140024, 0, 8, /* INTREQ00 */ + { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, +}; + +static DECLARE_INTC_DESC_ACK(intc_desc, "sh7366", vectors, groups, + mask_registers, prio_registers, sense_registers, + ack_registers); void __init plat_irq_setup(void) { diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c index 62ebccf..de1ede9 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c @@ -12,6 +12,8 @@ #include <linux/serial.h> #include <linux/serial_sci.h> #include <linux/mm.h> +#include <linux/uio_driver.h> +#include <asm/clock.h> #include <asm/mmzone.h> static struct resource usbf_resources[] = { @@ -59,6 +61,62 @@ static struct platform_device iic_device = { .resource = iic_resources, }; +static struct uio_info vpu_platform_data = { + .name = "VPU4", + .version = "0", + .irq = 60, +}; + +static struct resource vpu_resources[] = { + [0] = { + .name = "VPU", + .start = 0xfe900000, + .end = 0xfe9022eb, + .flags = IORESOURCE_MEM, + }, + [1] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device vpu_device = { + .name = "uio_pdrv_genirq", + .id = 0, + .dev = { + .platform_data = &vpu_platform_data, + }, + .resource = vpu_resources, + .num_resources = ARRAY_SIZE(vpu_resources), +}; + +static struct uio_info veu_platform_data = { + .name = "VEU", + .version = "0", + .irq = 54, +}; + +static struct resource veu_resources[] = { + [0] = { + .name = "VEU", + .start = 0xfe920000, + .end = 0xfe9200b7, + .flags = IORESOURCE_MEM, + }, + [1] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device veu_device = { + .name = "uio_pdrv_genirq", + .id = 1, + .dev = { + .platform_data = &veu_platform_data, + }, + .resource = veu_resources, + .num_resources = ARRAY_SIZE(veu_resources), +}; + static struct plat_sci_port sci_platform_data[] = { { .mapbase = 0xffe00000, @@ -95,10 +153,27 @@ static struct platform_device *sh7722_devices[] __initdata = { &usbf_device, &iic_device, &sci_device, + &vpu_device, + &veu_device, }; static int __init sh7722_devices_setup(void) { + clk_always_enable("mstp031"); /* TLB */ + clk_always_enable("mstp030"); /* IC */ + clk_always_enable("mstp029"); /* OC */ + clk_always_enable("mstp028"); /* URAM */ + clk_always_enable("mstp026"); /* XYMEM */ + clk_always_enable("mstp022"); /* INTC */ + clk_always_enable("mstp020"); /* SuperHyway */ + clk_always_enable("mstp109"); /* I2C */ + clk_always_enable("mstp211"); /* USB */ + clk_always_enable("mstp202"); /* VEU */ + clk_always_enable("mstp201"); /* VPU */ + + platform_resource_setup_memory(&vpu_device, "vpu", 1 << 20); + platform_resource_setup_memory(&veu_device, "veu", 2 << 20); + return platform_add_devices(sh7722_devices, ARRAY_SIZE(sh7722_devices)); } @@ -229,8 +304,14 @@ static struct intc_sense_reg sense_registers[] __initdata = { { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, }; -static DECLARE_INTC_DESC(intc_desc, "sh7722", vectors, groups, - mask_registers, prio_registers, sense_registers); +static struct intc_mask_reg ack_registers[] __initdata = { + { 0xa4140024, 0, 8, /* INTREQ00 */ + { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, +}; + +static DECLARE_INTC_DESC_ACK(intc_desc, "sh7722", vectors, groups, + mask_registers, prio_registers, sense_registers, + ack_registers); void __init plat_irq_setup(void) { diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c index a0470f2..cd6baff 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c @@ -12,8 +12,94 @@ #include <linux/serial.h> #include <linux/mm.h> #include <linux/serial_sci.h> +#include <linux/uio_driver.h> +#include <asm/clock.h> #include <asm/mmzone.h> +static struct uio_info vpu_platform_data = { + .name = "VPU5", + .version = "0", + .irq = 60, +}; + +static struct resource vpu_resources[] = { + [0] = { + .name = "VPU", + .start = 0xfe900000, + .end = 0xfe902807, + .flags = IORESOURCE_MEM, + }, + [1] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device vpu_device = { + .name = "uio_pdrv_genirq", + .id = 0, + .dev = { + .platform_data = &vpu_platform_data, + }, + .resource = vpu_resources, + .num_resources = ARRAY_SIZE(vpu_resources), +}; + +static struct uio_info veu0_platform_data = { + .name = "VEU", + .version = "0", + .irq = 54, +}; + +static struct resource veu0_resources[] = { + [0] = { + .name = "VEU2H0", + .start = 0xfe920000, + .end = 0xfe92027b, + .flags = IORESOURCE_MEM, + }, + [1] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device veu0_device = { + .name = "uio_pdrv_genirq", + .id = 1, + .dev = { + .platform_data = &veu0_platform_data, + }, + .resource = veu0_resources, + .num_resources = ARRAY_SIZE(veu0_resources), +}; + +static struct uio_info veu1_platform_data = { + .name = "VEU", + .version = "0", + .irq = 27, +}; + +static struct resource veu1_resources[] = { + [0] = { + .name = "VEU2H1", + .start = 0xfe924000, + .end = 0xfe92427b, + .flags = IORESOURCE_MEM, + }, + [1] = { + /* place holder for contiguous memory */ + }, +}; + +static struct platform_device veu1_device = { + .name = "uio_pdrv_genirq", + .id = 2, + .dev = { + .platform_data = &veu1_platform_data, + }, + .resource = veu1_resources, + .num_resources = ARRAY_SIZE(veu1_resources), +}; + static struct plat_sci_port sci_platform_data[] = { { .mapbase = 0xffe00000, @@ -113,14 +199,56 @@ static struct platform_device sh7723_usb_host_device = { .resource = sh7723_usb_host_resources, }; +static struct resource iic_resources[] = { + [0] = { + .name = "IIC", + .start = 0x04470000, + .end = 0x04470017, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = 96, + .end = 99, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device iic_device = { + .name = "i2c-sh_mobile", + .num_resources = ARRAY_SIZE(iic_resources), + .resource = iic_resources, +}; + static struct platform_device *sh7723_devices[] __initdata = { &sci_device, &rtc_device, + &iic_device, &sh7723_usb_host_device, + &vpu_device, + &veu0_device, + &veu1_device, }; static int __init sh7723_devices_setup(void) { + clk_always_enable("mstp031"); /* TLB */ + clk_always_enable("mstp030"); /* IC */ + clk_always_enable("mstp029"); /* OC */ + clk_always_enable("mstp024"); /* FPU */ + clk_always_enable("mstp022"); /* INTC */ + clk_always_enable("mstp020"); /* SuperHyway */ + clk_always_enable("mstp000"); /* MERAM */ + clk_always_enable("mstp109"); /* I2C */ + clk_always_enable("mstp108"); /* RTC */ + clk_always_enable("mstp211"); /* USB */ + clk_always_enable("mstp206"); /* VEU2H1 */ + clk_always_enable("mstp202"); /* VEU2H0 */ + clk_always_enable("mstp201"); /* VPU */ + + platform_resource_setup_memory(&vpu_device, "vpu", 2 << 20); + platform_resource_setup_memory(&veu0_device, "veu0", 2 << 20); + platform_resource_setup_memory(&veu1_device, "veu1", 2 << 20); + return platform_add_devices(sh7723_devices, ARRAY_SIZE(sh7723_devices)); } @@ -326,8 +454,14 @@ static struct intc_sense_reg sense_registers[] __initdata = { { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, }; -static DECLARE_INTC_DESC(intc_desc, "sh7723", vectors, groups, - mask_registers, prio_registers, sense_registers); +static struct intc_mask_reg ack_registers[] __initdata = { + { 0xa4140024, 0, 8, /* INTREQ00 */ + { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, +}; + +static DECLARE_INTC_DESC_ACK(intc_desc, "sh7723", vectors, groups, + mask_registers, prio_registers, sense_registers, + ack_registers); void __init plat_irq_setup(void) { diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7763.c b/arch/sh/kernel/cpu/sh4a/setup-sh7763.c index f189a55..3c5b629 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7763.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7763.c @@ -3,6 +3,7 @@ * * Copyright (C) 2006 Paul Mundt * Copyright (C) 2007 Yoshihiro Shimoda + * Copyright (C) 2008 Nobuhiro Iwamatsu * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive @@ -56,6 +57,11 @@ static struct plat_sci_port sci_platform_data[] = { .type = PORT_SCIF, .irqs = { 76, 77, 79, 78 }, }, { + .mapbase = 0xffe10000, + .flags = UPF_BOOT_AUTOCONF, + .type = PORT_SCIF, + .irqs = { 104, 105, 107, 106 }, + }, { .flags = 0, } }; @@ -208,8 +214,8 @@ static struct intc_vect vectors[] __initdata = { INTC_VECT(TMU5, 0xe40), INTC_VECT(ADC, 0xe60), INTC_VECT(SSI0, 0xe80), INTC_VECT(SSI1, 0xea0), INTC_VECT(SSI2, 0xec0), INTC_VECT(SSI3, 0xee0), - INTC_VECT(SCIF1_ERI, 0xf00), INTC_VECT(SCIF1_RXI, 0xf20), - INTC_VECT(SCIF1_BRI, 0xf40), INTC_VECT(SCIF1_TXI, 0xf60), + INTC_VECT(SCIF2_ERI, 0xf00), INTC_VECT(SCIF2_RXI, 0xf20), + INTC_VECT(SCIF2_BRI, 0xf40), INTC_VECT(SCIF2_TXI, 0xf60), INTC_VECT(GPIO_CH0, 0xf80), INTC_VECT(GPIO_CH1, 0xfa0), INTC_VECT(GPIO_CH2, 0xfc0), INTC_VECT(GPIO_CH3, 0xfe0), }; @@ -290,9 +296,14 @@ static struct intc_sense_reg irq_sense_registers[] __initdata = { IRQ4, IRQ5, IRQ6, IRQ7 } }, }; -static DECLARE_INTC_DESC(intc_irq_desc, "sh7763-irq", irq_vectors, - NULL, irq_mask_registers, irq_prio_registers, - irq_sense_registers); +static struct intc_mask_reg irq_ack_registers[] __initdata = { + { 0xffd00024, 0, 32, /* INTREQ */ + { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, +}; + +static DECLARE_INTC_DESC_ACK(intc_irq_desc, "sh7763-irq", irq_vectors, + NULL, irq_mask_registers, irq_prio_registers, + irq_sense_registers, irq_ack_registers); /* External interrupt pins in IRL mode */ diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c index 18dbbe2..fb8200c 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c @@ -217,9 +217,14 @@ static struct intc_sense_reg irq_sense_registers[] __initdata = { IRQ4, IRQ5, IRQ6, IRQ7 } }, }; -static DECLARE_INTC_DESC(intc_irq_desc, "sh7780-irq", irq_vectors, - NULL, irq_mask_registers, irq_prio_registers, - irq_sense_registers); +static struct intc_mask_reg irq_ack_registers[] __initdata = { + { 0xffd00024, 0, 32, /* INTREQ */ + { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, +}; + +static DECLARE_INTC_DESC_ACK(intc_irq_desc, "sh7780-irq", irq_vectors, + NULL, irq_mask_registers, irq_prio_registers, + irq_sense_registers, irq_ack_registers); /* External interrupt pins in IRL mode */ diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c index 621e732..30baa63 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c @@ -238,13 +238,18 @@ static struct intc_sense_reg sense_registers[] __initdata = { IRQ4, IRQ5, IRQ6, IRQ7 } }, }; -static DECLARE_INTC_DESC(intc_desc_irq0123, "sh7785-irq0123", vectors_irq0123, - NULL, mask_registers, prio_registers, - sense_registers); +static struct intc_mask_reg ack_registers[] __initdata = { + { 0xffd00024, 0, 32, /* INTREQ */ + { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, +}; + +static DECLARE_INTC_DESC_ACK(intc_desc_irq0123, "sh7785-irq0123", + vectors_irq0123, NULL, mask_registers, + prio_registers, sense_registers, ack_registers); -static DECLARE_INTC_DESC(intc_desc_irq4567, "sh7785-irq4567", vectors_irq4567, - NULL, mask_registers, prio_registers, - sense_registers); +static DECLARE_INTC_DESC_ACK(intc_desc_irq4567, "sh7785-irq4567", + vectors_irq4567, NULL, mask_registers, + prio_registers, sense_registers, ack_registers); /* External interrupt pins in IRL mode */ diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S index 718bd23..5e0dd19 100644 --- a/arch/sh/kernel/entry-common.S +++ b/arch/sh/kernel/entry-common.S @@ -192,7 +192,7 @@ work_resched: .align 2 1: .long schedule 2: .long do_notify_resume -3: .long restore_all +3: .long resume_userspace #ifdef CONFIG_TRACE_IRQFLAGS 4: .long trace_hardirqs_on 5: .long trace_hardirqs_off diff --git a/arch/sh/kernel/process_32.c b/arch/sh/kernel/process_32.c index 921892c..3326a45 100644 --- a/arch/sh/kernel/process_32.c +++ b/arch/sh/kernel/process_32.c @@ -34,18 +34,6 @@ void (*pm_idle)(void); void (*pm_power_off)(void); EXPORT_SYMBOL(pm_power_off); -void disable_hlt(void) -{ - hlt_counter++; -} -EXPORT_SYMBOL(disable_hlt); - -void enable_hlt(void) -{ - hlt_counter--; -} -EXPORT_SYMBOL(enable_hlt); - static int __init nohlt_setup(char *__unused) { hlt_counter = 1; @@ -60,7 +48,7 @@ static int __init hlt_setup(char *__unused) } __setup("hlt", hlt_setup); -void default_idle(void) +static void default_idle(void) { if (!hlt_counter) { clear_thread_flag(TIF_POLLING_NRFLAG); diff --git a/arch/sh/kernel/process_64.c b/arch/sh/kernel/process_64.c index 0283d81..b9dbd2d 100644 --- a/arch/sh/kernel/process_64.c +++ b/arch/sh/kernel/process_64.c @@ -36,16 +36,6 @@ static int hlt_counter = 1; #define HARD_IDLE_TIMEOUT (HZ / 3) -void disable_hlt(void) -{ - hlt_counter++; -} - -void enable_hlt(void) -{ - hlt_counter--; -} - static int __init nohlt_setup(char *__unused) { hlt_counter = 1; diff --git a/arch/sh/kernel/ptrace_32.c b/arch/sh/kernel/ptrace_32.c index fddb547..2bc72de 100644 --- a/arch/sh/kernel/ptrace_32.c +++ b/arch/sh/kernel/ptrace_32.c @@ -241,6 +241,29 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) break; } #endif +#ifdef CONFIG_BINFMT_ELF_FDPIC + case PTRACE_GETFDPIC: { + unsigned long tmp = 0; + + switch (addr) { + case PTRACE_GETFDPIC_EXEC: + tmp = child->mm->context.exec_fdpic_loadmap; + break; + case PTRACE_GETFDPIC_INTERP: + tmp = child->mm->context.interp_fdpic_loadmap; + break; + default: + break; + } + + ret = 0; + if (put_user(tmp, (unsigned long *) data)) { + ret = -EFAULT; + break; + } + break; + } +#endif default: ret = ptrace_request(child, request, addr, data); break; diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c index bca2bbc..6339d0c 100644 --- a/arch/sh/kernel/setup.c +++ b/arch/sh/kernel/setup.c @@ -398,6 +398,7 @@ const char *get_cpu_subtype(struct sh_cpuinfo *c) { return cpu_name[c->type]; } +EXPORT_SYMBOL(get_cpu_subtype); #ifdef CONFIG_PROC_FS /* Symbolic CPU flags, keep in sync with asm/cpu-features.h */ @@ -452,6 +453,12 @@ static int show_cpuinfo(struct seq_file *m, void *v) seq_printf(m, "processor\t: %d\n", cpu); seq_printf(m, "cpu family\t: %s\n", init_utsname()->machine); seq_printf(m, "cpu type\t: %s\n", get_cpu_subtype(c)); + if (c->cut_major == -1) + seq_printf(m, "cut\t\t: unknown\n"); + else if (c->cut_minor == -1) + seq_printf(m, "cut\t\t: %d.x\n", c->cut_major); + else + seq_printf(m, "cut\t\t: %d.%d\n", c->cut_major, c->cut_minor); show_cpuflags(m, c); diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c index f311551..4bbbde8 100644 --- a/arch/sh/kernel/signal_32.c +++ b/arch/sh/kernel/signal_32.c @@ -33,6 +33,11 @@ #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) +struct fdpic_func_descriptor { + unsigned long text; + unsigned long GOT; +}; + /* * Atomically swap in the new signal mask, and wait for a signal. */ @@ -368,6 +373,7 @@ static int setup_frame(int sig, struct k_sigaction *ka, err |= __put_user(OR_R0_R0, &frame->retcode[6]); err |= __put_user((__NR_sigreturn), &frame->retcode[7]); regs->pr = (unsigned long) frame->retcode; + flush_icache_range(regs->pr, regs->pr + sizeof(frame->retcode)); } if (err) @@ -378,18 +384,21 @@ static int setup_frame(int sig, struct k_sigaction *ka, regs->regs[4] = signal; /* Arg for signal handler */ regs->regs[5] = 0; regs->regs[6] = (unsigned long) &frame->sc; - regs->pc = (unsigned long) ka->sa.sa_handler; + + if (current->personality & FDPIC_FUNCPTRS) { + struct fdpic_func_descriptor __user *funcptr = + (struct fdpic_func_descriptor __user *)ka->sa.sa_handler; + + __get_user(regs->pc, &funcptr->text); + __get_user(regs->regs[12], &funcptr->GOT); + } else + regs->pc = (unsigned long)ka->sa.sa_handler; set_fs(USER_DS); pr_debug("SIG deliver (%s:%d): sp=%p pc=%08lx pr=%08lx\n", current->comm, task_pid_nr(current), frame, regs->pc, regs->pr); - flush_cache_sigtramp(regs->pr); - - if ((-regs->pr & (L1_CACHE_BYTES-1)) < sizeof(frame->retcode)) - flush_cache_sigtramp(regs->pr + L1_CACHE_BYTES); - return 0; give_sigsegv: @@ -458,17 +467,22 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, regs->regs[4] = signal; /* Arg for signal handler */ regs->regs[5] = (unsigned long) &frame->info; regs->regs[6] = (unsigned long) &frame->uc; - regs->pc = (unsigned long) ka->sa.sa_handler; + + if (current->personality & FDPIC_FUNCPTRS) { + struct fdpic_func_descriptor __user *funcptr = + (struct fdpic_func_descriptor __user *)ka->sa.sa_handler; + + __get_user(regs->pc, &funcptr->text); + __get_user(regs->regs[12], &funcptr->GOT); + } else + regs->pc = (unsigned long)ka->sa.sa_handler; set_fs(USER_DS); pr_debug("SIG deliver (%s:%d): sp=%p pc=%08lx pr=%08lx\n", current->comm, task_pid_nr(current), frame, regs->pc, regs->pr); - flush_cache_sigtramp(regs->pr); - - if ((-regs->pr & (L1_CACHE_BYTES-1)) < sizeof(frame->retcode)) - flush_cache_sigtramp(regs->pr + L1_CACHE_BYTES); + flush_icache_range(regs->pr, regs->pr + sizeof(frame->retcode)); return 0; diff --git a/arch/sh/kernel/syscalls_32.S b/arch/sh/kernel/syscalls_32.S index a46cc3a..0af693e 100644 --- a/arch/sh/kernel/syscalls_32.S +++ b/arch/sh/kernel/syscalls_32.S @@ -343,3 +343,9 @@ ENTRY(sys_call_table) .long sys_fallocate .long sys_timerfd_settime /* 325 */ .long sys_timerfd_gettime + .long sys_signalfd4 + .long sys_eventfd2 + .long sys_epoll_create1 + .long sys_dup3 /* 330 */ + .long sys_pipe2 + .long sys_inotify_init1 diff --git a/arch/sh/kernel/syscalls_64.S b/arch/sh/kernel/syscalls_64.S index d5d7843..0b436aa 100644 --- a/arch/sh/kernel/syscalls_64.S +++ b/arch/sh/kernel/syscalls_64.S @@ -381,3 +381,9 @@ sys_call_table: .long sys_fallocate .long sys_timerfd_settime .long sys_timerfd_gettime + .long sys_signalfd4 /* 355 */ + .long sys_eventfd2 + .long sys_epoll_create1 + .long sys_dup3 + .long sys_pipe2 + .long sys_inotify_init1 /* 360 */ diff --git a/arch/sh/kernel/time_32.c b/arch/sh/kernel/time_32.c index 7281342..0758b5e 100644 --- a/arch/sh/kernel/time_32.c +++ b/arch/sh/kernel/time_32.c @@ -211,7 +211,7 @@ unsigned long sh_hpt_frequency = 0; #define NSEC_PER_CYC_SHIFT 10 -struct clocksource clocksource_sh = { +static struct clocksource clocksource_sh = { .name = "SuperH", .rating = 200, .mask = CLOCKSOURCE_MASK(32), diff --git a/arch/sh/kernel/timers/timer-tmu.c b/arch/sh/kernel/timers/timer-tmu.c index 8935570..1ca9ad4 100644 --- a/arch/sh/kernel/timers/timer-tmu.c +++ b/arch/sh/kernel/timers/timer-tmu.c @@ -209,7 +209,7 @@ static int tmu_timer_init(void) return 0; } -struct sys_timer_ops tmu_timer_ops = { +static struct sys_timer_ops tmu_timer_ops = { .init = tmu_timer_init, .start = tmu_timer_start, .stop = tmu_timer_stop, diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c index e08b3bf..511a942 100644 --- a/arch/sh/kernel/traps_32.c +++ b/arch/sh/kernel/traps_32.c @@ -43,6 +43,7 @@ # define TRAP_ILLEGAL_SLOT_INST 6 # define TRAP_ADDRESS_ERROR 9 # ifdef CONFIG_CPU_SH2A +# define TRAP_FPU_ERROR 13 # define TRAP_DIVZERO_ERROR 17 # define TRAP_DIVOVF_ERROR 18 # endif @@ -851,6 +852,9 @@ void __init trap_init(void) #ifdef CONFIG_CPU_SH2A set_exception_table_vec(TRAP_DIVZERO_ERROR, do_divide_error); set_exception_table_vec(TRAP_DIVOVF_ERROR, do_divide_error); +#ifdef CONFIG_SH_FPU + set_exception_table_vec(TRAP_FPU_ERROR, fpu_error_trap_handler); +#endif #endif /* Setup VBR for boot cpu */ diff --git a/arch/sh/lib/Makefile b/arch/sh/lib/Makefile index ebb55d1..8596cc7 100644 --- a/arch/sh/lib/Makefile +++ b/arch/sh/lib/Makefile @@ -2,9 +2,11 @@ # Makefile for SuperH-specific library files.. # -lib-y = delay.o io.o memset.o memmove.o memchr.o \ +lib-y = delay.o memset.o memmove.o memchr.o \ checksum.o strlen.o div64.o div64-generic.o +obj-y += io.o + memcpy-y := memcpy.o memcpy-$(CONFIG_CPU_SH4) := memcpy-sh4.o diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig index 5fd2184..56d0a7da 100644 --- a/arch/sh/mm/Kconfig +++ b/arch/sh/mm/Kconfig @@ -145,25 +145,39 @@ choice config PAGE_SIZE_4KB bool "4kB" - depends on !X2TLB + depends on !MMU || !X2TLB help This is the default page size used by all SuperH CPUs. config PAGE_SIZE_8KB bool "8kB" - depends on X2TLB + depends on !MMU || X2TLB help This enables 8kB pages as supported by SH-X2 and later MMUs. +config PAGE_SIZE_16KB + bool "16kB" + depends on !MMU + help + This enables 16kB pages on MMU-less SH systems. + config PAGE_SIZE_64KB bool "64kB" - depends on CPU_SH4 || CPU_SH5 + depends on !MMU || CPU_SH4 || CPU_SH5 help This enables support for 64kB pages, possible on all SH-4 CPUs and later. endchoice +config ENTRY_OFFSET + hex + default "0x00001000" if PAGE_SIZE_4KB + default "0x00002000" if PAGE_SIZE_8KB + default "0x00004000" if PAGE_SIZE_16KB + default "0x00010000" if PAGE_SIZE_64KB + default "0x00000000" + choice prompt "HugeTLB page size" depends on HUGETLB_PAGE && (CPU_SH4 || CPU_SH5) && MMU diff --git a/arch/sh/mm/cache-debugfs.c b/arch/sh/mm/cache-debugfs.c index c5b56d5..0e189cc 100644 --- a/arch/sh/mm/cache-debugfs.c +++ b/arch/sh/mm/cache-debugfs.c @@ -120,7 +120,7 @@ static const struct file_operations cache_debugfs_fops = { .open = cache_debugfs_open, .read = seq_read, .llseek = seq_lseek, - .release = seq_release, + .release = single_release, }; static int __init cache_debugfs_init(void) diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c index 43d7ff6b..1fdc8d9 100644 --- a/arch/sh/mm/cache-sh4.c +++ b/arch/sh/mm/cache-sh4.c @@ -4,6 +4,7 @@ * Copyright (C) 1999, 2000, 2002 Niibe Yutaka * Copyright (C) 2001 - 2007 Paul Mundt * Copyright (C) 2003 Richard Curnow + * Copyright (c) 2007 STMicroelectronics (R&D) Ltd. * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive @@ -22,6 +23,7 @@ * entirety. */ #define MAX_DCACHE_PAGES 64 /* XXX: Tune for ways */ +#define MAX_ICACHE_PAGES 32 static void __flush_dcache_segment_1way(unsigned long start, unsigned long extent); @@ -178,42 +180,45 @@ void __flush_invalidate_region(void *start, int size) /* * Write back the range of D-cache, and purge the I-cache. * - * Called from kernel/module.c:sys_init_module and routine for a.out format. + * Called from kernel/module.c:sys_init_module and routine for a.out format, + * signal handler code and kprobes code */ void flush_icache_range(unsigned long start, unsigned long end) { - flush_cache_all(); -} - -/* - * Write back the D-cache and purge the I-cache for signal trampoline. - * .. which happens to be the same behavior as flush_icache_range(). - * So, we simply flush out a line. - */ -void __uses_jump_to_uncached flush_cache_sigtramp(unsigned long addr) -{ - unsigned long v, index; - unsigned long flags; + int icacheaddr; + unsigned long flags, v; int i; - v = addr & ~(L1_CACHE_BYTES-1); - asm volatile("ocbwb %0" - : /* no output */ - : "m" (__m(v))); - - index = CACHE_IC_ADDRESS_ARRAY | - (v & boot_cpu_data.icache.entry_mask); - - local_irq_save(flags); - jump_to_uncached(); - - for (i = 0; i < boot_cpu_data.icache.ways; - i++, index += boot_cpu_data.icache.way_incr) - ctrl_outl(0, index); /* Clear out Valid-bit */ - - back_to_cached(); - wmb(); - local_irq_restore(flags); + /* If there are too many pages then just blow the caches */ + if (((end - start) >> PAGE_SHIFT) >= MAX_ICACHE_PAGES) { + flush_cache_all(); + } else { + /* selectively flush d-cache then invalidate the i-cache */ + /* this is inefficient, so only use for small ranges */ + start &= ~(L1_CACHE_BYTES-1); + end += L1_CACHE_BYTES-1; + end &= ~(L1_CACHE_BYTES-1); + + local_irq_save(flags); + jump_to_uncached(); + + for (v = start; v < end; v+=L1_CACHE_BYTES) { + asm volatile("ocbwb %0" + : /* no output */ + : "m" (__m(v))); + + icacheaddr = CACHE_IC_ADDRESS_ARRAY | ( + v & cpu_data->icache.entry_mask); + + for (i = 0; i < cpu_data->icache.ways; + i++, icacheaddr += cpu_data->icache.way_incr) + /* Clear i-cache line valid-bit */ + ctrl_outl(0, icacheaddr); + } + + back_to_cached(); + local_irq_restore(flags); + } } static inline void flush_cache_4096(unsigned long start, diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c index d3c33fc..b2ce014 100644 --- a/arch/sh/mm/consistent.c +++ b/arch/sh/mm/consistent.c @@ -10,6 +10,7 @@ * for more details. */ #include <linux/mm.h> +#include <linux/platform_device.h> #include <linux/dma-mapping.h> #include <asm/cacheflush.h> #include <asm/addrspace.h> @@ -27,21 +28,10 @@ void *dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp) { void *ret, *ret_nocache; - struct dma_coherent_mem *mem = dev ? dev->dma_mem : NULL; int order = get_order(size); - if (mem) { - int page = bitmap_find_free_region(mem->bitmap, mem->size, - order); - if (page >= 0) { - *dma_handle = mem->device_base + (page << PAGE_SHIFT); - ret = mem->virt_base + (page << PAGE_SHIFT); - memset(ret, 0, size); - return ret; - } - if (mem->flags & DMA_MEMORY_EXCLUSIVE) - return NULL; - } + if (dma_alloc_from_coherent(dev, size, dma_handle, &ret)) + return ret; ret = (void *)__get_free_pages(gfp, order); if (!ret) @@ -71,11 +61,7 @@ void dma_free_coherent(struct device *dev, size_t size, struct dma_coherent_mem *mem = dev ? dev->dma_mem : NULL; int order = get_order(size); - if (mem && vaddr >= mem->virt_base && vaddr < (mem->virt_base + (mem->size << PAGE_SHIFT))) { - int page = (vaddr - mem->virt_base) >> PAGE_SHIFT; - - bitmap_release_region(mem->bitmap, page, order); - } else { + if (!dma_release_from_coherent(dev, order, vaddr)) { WARN_ON(irqs_disabled()); /* for portability */ BUG_ON(mem && mem->flags & DMA_MEMORY_EXCLUSIVE); free_pages((unsigned long)phys_to_virt(dma_handle), order); @@ -84,83 +70,6 @@ void dma_free_coherent(struct device *dev, size_t size, } EXPORT_SYMBOL(dma_free_coherent); -int dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr, - dma_addr_t device_addr, size_t size, int flags) -{ - void __iomem *mem_base = NULL; - int pages = size >> PAGE_SHIFT; - int bitmap_size = BITS_TO_LONGS(pages) * sizeof(long); - - if ((flags & (DMA_MEMORY_MAP | DMA_MEMORY_IO)) == 0) - goto out; - if (!size) - goto out; - if (dev->dma_mem) - goto out; - - /* FIXME: this routine just ignores DMA_MEMORY_INCLUDES_CHILDREN */ - - mem_base = ioremap_nocache(bus_addr, size); - if (!mem_base) - goto out; - - dev->dma_mem = kmalloc(sizeof(struct dma_coherent_mem), GFP_KERNEL); - if (!dev->dma_mem) - goto out; - dev->dma_mem->bitmap = kzalloc(bitmap_size, GFP_KERNEL); - if (!dev->dma_mem->bitmap) - goto free1_out; - - dev->dma_mem->virt_base = mem_base; - dev->dma_mem->device_base = device_addr; - dev->dma_mem->size = pages; - dev->dma_mem->flags = flags; - - if (flags & DMA_MEMORY_MAP) - return DMA_MEMORY_MAP; - - return DMA_MEMORY_IO; - - free1_out: - kfree(dev->dma_mem); - out: - if (mem_base) - iounmap(mem_base); - return 0; -} -EXPORT_SYMBOL(dma_declare_coherent_memory); - -void dma_release_declared_memory(struct device *dev) -{ - struct dma_coherent_mem *mem = dev->dma_mem; - - if (!mem) - return; - dev->dma_mem = NULL; - iounmap(mem->virt_base); - kfree(mem->bitmap); - kfree(mem); -} -EXPORT_SYMBOL(dma_release_declared_memory); - -void *dma_mark_declared_memory_occupied(struct device *dev, - dma_addr_t device_addr, size_t size) -{ - struct dma_coherent_mem *mem = dev->dma_mem; - int pages = (size + (device_addr & ~PAGE_MASK) + PAGE_SIZE - 1) >> PAGE_SHIFT; - int pos, err; - - if (!mem) - return ERR_PTR(-EINVAL); - - pos = (device_addr - mem->device_base) >> PAGE_SHIFT; - err = bitmap_allocate_region(mem->bitmap, pos, get_order(pages)); - if (err != 0) - return ERR_PTR(err); - return mem->virt_base + (pos << PAGE_SHIFT); -} -EXPORT_SYMBOL(dma_mark_declared_memory_occupied); - void dma_cache_sync(struct device *dev, void *vaddr, size_t size, enum dma_data_direction direction) { @@ -185,3 +94,32 @@ void dma_cache_sync(struct device *dev, void *vaddr, size_t size, } } EXPORT_SYMBOL(dma_cache_sync); + +int platform_resource_setup_memory(struct platform_device *pdev, + char *name, unsigned long memsize) +{ + struct resource *r; + dma_addr_t dma_handle; + void *buf; + + r = pdev->resource + pdev->num_resources - 1; + if (r->flags) { + pr_warning("%s: unable to find empty space for resource\n", + name); + return -EINVAL; + } + + buf = dma_alloc_coherent(NULL, memsize, &dma_handle, GFP_KERNEL); + if (!buf) { + pr_warning("%s: unable to allocate memory\n", name); + return -ENOMEM; + } + + memset(buf, 0, memsize); + + r->flags = IORESOURCE_MEM; + r->start = dma_handle; + r->end = r->start + memsize - 1; + r->name = name; + return 0; +} diff --git a/arch/sh/mm/fault_32.c b/arch/sh/mm/fault_32.c index d1fa275..0c776fd 100644 --- a/arch/sh/mm/fault_32.c +++ b/arch/sh/mm/fault_32.c @@ -37,16 +37,12 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs, int fault; siginfo_t info; - trace_hardirqs_on(); - local_irq_enable(); - #ifdef CONFIG_SH_KGDB if (kgdb_nofault && kgdb_bus_err_hook) kgdb_bus_err_hook(); #endif tsk = current; - mm = tsk->mm; si_code = SEGV_MAPERR; if (unlikely(address >= TASK_SIZE)) { @@ -88,6 +84,14 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs, return; } + /* Only enable interrupts if they were on before the fault */ + if ((regs->sr & SR_IMASK) != SR_IMASK) { + trace_hardirqs_on(); + local_irq_enable(); + } + + mm = tsk->mm; + /* * If we're in an interrupt or have no user * context, we must not take the fault.. diff --git a/arch/sh/mm/pg-sh4.c b/arch/sh/mm/pg-sh4.c index 8c7a9ca..38870e0 100644 --- a/arch/sh/mm/pg-sh4.c +++ b/arch/sh/mm/pg-sh4.c @@ -111,7 +111,7 @@ EXPORT_SYMBOL(copy_user_highpage); /* * For SH-4, we have our own implementation for ptep_get_and_clear */ -inline pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) +pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { pte_t pte = *ptep; diff --git a/arch/sh/mm/pg-sh7705.c b/arch/sh/mm/pg-sh7705.c index 7f885b7..eaf2514 100644 --- a/arch/sh/mm/pg-sh7705.c +++ b/arch/sh/mm/pg-sh7705.c @@ -118,7 +118,7 @@ void copy_user_page(void *to, void *from, unsigned long address, struct page *pg * For SH7705, we have our own implementation for ptep_get_and_clear * Copied from pg-sh4.c */ -inline pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) +pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { pte_t pte = *ptep; diff --git a/arch/sh/mm/pmb.c b/arch/sh/mm/pmb.c index 46911bc..cef7276 100644 --- a/arch/sh/mm/pmb.c +++ b/arch/sh/mm/pmb.c @@ -385,7 +385,7 @@ static const struct file_operations pmb_debugfs_fops = { .open = pmb_debugfs_open, .read = seq_read, .llseek = seq_lseek, - .release = seq_release, + .release = single_release, }; static int __init pmb_debugfs_init(void) diff --git a/arch/sh/tools/mach-types b/arch/sh/tools/mach-types index 1bba7d3..0a11cc08 100644 --- a/arch/sh/tools/mach-types +++ b/arch/sh/tools/mach-types @@ -46,3 +46,7 @@ R2D_1 RTS7751R2D_1 CAYMAN SH_CAYMAN SDK7780 SH_SDK7780 MIGOR SH_MIGOR +RSK7203 SH_RSK7203 +AP325RXA SH_AP325RXA +SH7763RDP SH_SH7763RDP +SH7785LCR SH_SH7785LCR diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 375de7c..a214002 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -68,6 +68,7 @@ config SPARC select HAVE_IDE select HAVE_OPROFILE select HAVE_ARCH_KGDB if !SMP + select HAVE_ARCH_TRACEHOOK # Identify this as a Sparc32 build config SPARC32 diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild new file mode 100644 index 0000000..a5f0ce7 --- /dev/null +++ b/arch/sparc/include/asm/Kbuild @@ -0,0 +1,45 @@ +# User exported sparc header files +include include/asm-generic/Kbuild.asm + +header-y += ipcbuf_32.h +header-y += ipcbuf_64.h +header-y += posix_types_32.h +header-y += posix_types_64.h +header-y += ptrace_32.h +header-y += ptrace_64.h +header-y += sigcontext_32.h +header-y += sigcontext_64.h +header-y += siginfo_32.h +header-y += siginfo_64.h +header-y += signal_32.h +header-y += signal_64.h +header-y += stat_32.h +header-y += stat_64.h +header-y += statfs_32.h +header-y += statfs_64.h +header-y += unistd_32.h +header-y += unistd_64.h + +header-y += apc.h +header-y += asi.h +header-y += bpp.h +header-y += display7seg.h +header-y += envctrl.h +header-y += fbio.h +header-y += jsflash.h +header-y += openprom.h +header-y += openprom_32.h +header-y += openprom_64.h +header-y += openpromio.h +header-y += perfctr.h +header-y += psrcompat.h +header-y += psr.h +header-y += pstate.h +header-y += reg.h +header-y += reg_32.h +header-y += reg_64.h +header-y += traps.h +header-y += uctx.h +header-y += utrap.h +header-y += vfc_ioctls.h +header-y += watchdog.h diff --git a/arch/sparc/include/asm/agp.h b/arch/sparc/include/asm/agp.h new file mode 100644 index 0000000..c245687 --- /dev/null +++ b/arch/sparc/include/asm/agp.h @@ -0,0 +1,20 @@ +#ifndef AGP_H +#define AGP_H 1 + +/* dummy for now */ + +#define map_page_into_agp(page) +#define unmap_page_from_agp(page) +#define flush_agp_cache() mb() + +/* Convert a physical address to an address suitable for the GART. */ +#define phys_to_gart(x) (x) +#define gart_to_phys(x) (x) + +/* GATT allocation. Returns/accepts GATT kernel virtual address. */ +#define alloc_gatt_pages(order) \ + ((char *)__get_free_pages(GFP_KERNEL, (order))) +#define free_gatt_pages(table, order) \ + free_pages((unsigned long)(table), (order)) + +#endif diff --git a/arch/sparc/include/asm/apb.h b/arch/sparc/include/asm/apb.h new file mode 100644 index 0000000..8f3b57d --- /dev/null +++ b/arch/sparc/include/asm/apb.h @@ -0,0 +1,36 @@ +/* + * apb.h: Advanced PCI Bridge Configuration Registers and Bits + * + * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be) + */ + +#ifndef _SPARC64_APB_H +#define _SPARC64_APB_H + +#define APB_TICK_REGISTER 0xb0 +#define APB_INT_ACK 0xb8 +#define APB_PRIMARY_MASTER_RETRY_LIMIT 0xc0 +#define APB_DMA_ASFR 0xc8 +#define APB_DMA_AFAR 0xd0 +#define APB_PIO_TARGET_RETRY_LIMIT 0xd8 +#define APB_PIO_TARGET_LATENCY_TIMER 0xd9 +#define APB_DMA_TARGET_RETRY_LIMIT 0xda +#define APB_DMA_TARGET_LATENCY_TIMER 0xdb +#define APB_SECONDARY_MASTER_RETRY_LIMIT 0xdc +#define APB_SECONDARY_CONTROL 0xdd +#define APB_IO_ADDRESS_MAP 0xde +#define APB_MEM_ADDRESS_MAP 0xdf + +#define APB_PCI_CONTROL_LOW 0xe0 +# define APB_PCI_CTL_LOW_ARB_PARK (1 << 21) +# define APB_PCI_CTL_LOW_ERRINT_EN (1 << 8) + +#define APB_PCI_CONTROL_HIGH 0xe4 +# define APB_PCI_CTL_HIGH_SERR (1 << 2) +# define APB_PCI_CTL_HIGH_ARBITER_EN (1 << 0) + +#define APB_PIO_ASFR 0xe8 +#define APB_PIO_AFAR 0xf0 +#define APB_DIAG_REGISTER 0xf8 + +#endif /* !(_SPARC64_APB_H) */ diff --git a/arch/sparc/include/asm/apc.h b/arch/sparc/include/asm/apc.h new file mode 100644 index 0000000..24e9a7d --- /dev/null +++ b/arch/sparc/include/asm/apc.h @@ -0,0 +1,64 @@ +/* apc - Driver definitions for power management functions + * of Aurora Personality Chip (APC) on SPARCstation-4/5 and + * derivatives + * + * Copyright (c) 2001 Eric Brower (ebrower@usa.net) + * + */ + +#ifndef _SPARC_APC_H +#define _SPARC_APC_H + +#include <linux/ioctl.h> + +#define APC_IOC 'A' + +#define APCIOCGFANCTL _IOR(APC_IOC, 0x00, int) /* Get fan speed */ +#define APCIOCSFANCTL _IOW(APC_IOC, 0x01, int) /* Set fan speed */ + +#define APCIOCGCPWR _IOR(APC_IOC, 0x02, int) /* Get CPOWER state */ +#define APCIOCSCPWR _IOW(APC_IOC, 0x03, int) /* Set CPOWER state */ + +#define APCIOCGBPORT _IOR(APC_IOC, 0x04, int) /* Get BPORT state */ +#define APCIOCSBPORT _IOW(APC_IOC, 0x05, int) /* Set BPORT state */ + +/* + * Register offsets + */ +#define APC_IDLE_REG 0x00 +#define APC_FANCTL_REG 0x20 +#define APC_CPOWER_REG 0x24 +#define APC_BPORT_REG 0x30 + +#define APC_REGMASK 0x01 +#define APC_BPMASK 0x03 + +/* + * IDLE - CPU standby values (set to initiate standby) + */ +#define APC_IDLE_ON 0x01 + +/* + * FANCTL - Fan speed control state values + */ +#define APC_FANCTL_HI 0x00 /* Fan speed high */ +#define APC_FANCTL_LO 0x01 /* Fan speed low */ + +/* + * CPWR - Convenience power outlet state values + */ +#define APC_CPOWER_ON 0x00 /* Conv power on */ +#define APC_CPOWER_OFF 0x01 /* Conv power off */ + +/* + * BPA/BPB - Read-Write "Bit Ports" state values (reset to 0 at power-on) + * + * WARNING: Internal usage of bit ports is platform dependent-- + * don't modify BPORT settings unless you know what you are doing. + * + * On SS5 BPA seems to toggle onboard ethernet loopback... -E + */ +#define APC_BPORT_A 0x01 /* Bit Port A */ +#define APC_BPORT_B 0x02 /* Bit Port B */ + +#endif /* !(_SPARC_APC_H) */ diff --git a/arch/sparc/include/asm/asi.h b/arch/sparc/include/asm/asi.h new file mode 100644 index 0000000..74703c5 --- /dev/null +++ b/arch/sparc/include/asm/asi.h @@ -0,0 +1,262 @@ +#ifndef _SPARC_ASI_H +#define _SPARC_ASI_H + +/* asi.h: Address Space Identifier values for the sparc. + * + * Copyright (C) 1995,1996 David S. Miller (davem@caip.rutgers.edu) + * + * Pioneer work for sun4m: Paul Hatchman (paul@sfe.com.au) + * Joint edition for sun4c+sun4m: Pete A. Zaitcev <zaitcev@ipmce.su> + */ + +/* The first batch are for the sun4c. */ + +#define ASI_NULL1 0x00 +#define ASI_NULL2 0x01 + +/* sun4c and sun4 control registers and mmu/vac ops */ +#define ASI_CONTROL 0x02 +#define ASI_SEGMAP 0x03 +#define ASI_PTE 0x04 +#define ASI_HWFLUSHSEG 0x05 +#define ASI_HWFLUSHPAGE 0x06 +#define ASI_REGMAP 0x06 +#define ASI_HWFLUSHCONTEXT 0x07 + +#define ASI_USERTXT 0x08 +#define ASI_KERNELTXT 0x09 +#define ASI_USERDATA 0x0a +#define ASI_KERNELDATA 0x0b + +/* VAC Cache flushing on sun4c and sun4 */ +#define ASI_FLUSHSEG 0x0c +#define ASI_FLUSHPG 0x0d +#define ASI_FLUSHCTX 0x0e + +/* SPARCstation-5: only 6 bits are decoded. */ +/* wo = Write Only, rw = Read Write; */ +/* ss = Single Size, as = All Sizes; */ +#define ASI_M_RES00 0x00 /* Don't touch... */ +#define ASI_M_UNA01 0x01 /* Same here... */ +#define ASI_M_MXCC 0x02 /* Access to TI VIKING MXCC registers */ +#define ASI_M_FLUSH_PROBE 0x03 /* Reference MMU Flush/Probe; rw, ss */ +#define ASI_M_MMUREGS 0x04 /* MMU Registers; rw, ss */ +#define ASI_M_TLBDIAG 0x05 /* MMU TLB only Diagnostics */ +#define ASI_M_DIAGS 0x06 /* Reference MMU Diagnostics */ +#define ASI_M_IODIAG 0x07 /* MMU I/O TLB only Diagnostics */ +#define ASI_M_USERTXT 0x08 /* Same as ASI_USERTXT; rw, as */ +#define ASI_M_KERNELTXT 0x09 /* Same as ASI_KERNELTXT; rw, as */ +#define ASI_M_USERDATA 0x0A /* Same as ASI_USERDATA; rw, as */ +#define ASI_M_KERNELDATA 0x0B /* Same as ASI_KERNELDATA; rw, as */ +#define ASI_M_TXTC_TAG 0x0C /* Instruction Cache Tag; rw, ss */ +#define ASI_M_TXTC_DATA 0x0D /* Instruction Cache Data; rw, ss */ +#define ASI_M_DATAC_TAG 0x0E /* Data Cache Tag; rw, ss */ +#define ASI_M_DATAC_DATA 0x0F /* Data Cache Data; rw, ss */ + +/* The following cache flushing ASIs work only with the 'sta' + * instruction. Results are unpredictable for 'swap' and 'ldstuba', + * so don't do it. + */ + +/* These ASI flushes affect external caches too. */ +#define ASI_M_FLUSH_PAGE 0x10 /* Flush I&D Cache Line (page); wo, ss */ +#define ASI_M_FLUSH_SEG 0x11 /* Flush I&D Cache Line (seg); wo, ss */ +#define ASI_M_FLUSH_REGION 0x12 /* Flush I&D Cache Line (region); wo, ss */ +#define ASI_M_FLUSH_CTX 0x13 /* Flush I&D Cache Line (context); wo, ss */ +#define ASI_M_FLUSH_USER 0x14 /* Flush I&D Cache Line (user); wo, ss */ + +/* Block-copy operations are available only on certain V8 cpus. */ +#define ASI_M_BCOPY 0x17 /* Block copy */ + +/* These affect only the ICACHE and are Ross HyperSparc and TurboSparc specific. */ +#define ASI_M_IFLUSH_PAGE 0x18 /* Flush I Cache Line (page); wo, ss */ +#define ASI_M_IFLUSH_SEG 0x19 /* Flush I Cache Line (seg); wo, ss */ +#define ASI_M_IFLUSH_REGION 0x1A /* Flush I Cache Line (region); wo, ss */ +#define ASI_M_IFLUSH_CTX 0x1B /* Flush I Cache Line (context); wo, ss */ +#define ASI_M_IFLUSH_USER 0x1C /* Flush I Cache Line (user); wo, ss */ + +/* Block-fill operations are available on certain V8 cpus */ +#define ASI_M_BFILL 0x1F + +/* This allows direct access to main memory, actually 0x20 to 0x2f are + * the available ASI's for physical ram pass-through, but I don't have + * any idea what the other ones do.... + */ + +#define ASI_M_BYPASS 0x20 /* Reference MMU bypass; rw, as */ +#define ASI_M_FBMEM 0x29 /* Graphics card frame buffer access */ +#define ASI_M_VMEUS 0x2A /* VME user 16-bit access */ +#define ASI_M_VMEPS 0x2B /* VME priv 16-bit access */ +#define ASI_M_VMEUT 0x2C /* VME user 32-bit access */ +#define ASI_M_VMEPT 0x2D /* VME priv 32-bit access */ +#define ASI_M_SBUS 0x2E /* Direct SBus access */ +#define ASI_M_CTL 0x2F /* Control Space (ECC and MXCC are here) */ + + +/* This is ROSS HyperSparc only. */ +#define ASI_M_FLUSH_IWHOLE 0x31 /* Flush entire ICACHE; wo, ss */ + +/* Tsunami/Viking/TurboSparc i/d cache flash clear. */ +#define ASI_M_IC_FLCLEAR 0x36 +#define ASI_M_DC_FLCLEAR 0x37 + +#define ASI_M_DCDR 0x39 /* Data Cache Diagnostics Register rw, ss */ + +#define ASI_M_VIKING_TMP1 0x40 /* Emulation temporary 1 on Viking */ +/* only available on SuperSparc I */ +/* #define ASI_M_VIKING_TMP2 0x41 */ /* Emulation temporary 2 on Viking */ + +#define ASI_M_ACTION 0x4c /* Breakpoint Action Register (GNU/Viking) */ + +/* V9 Architecture mandary ASIs. */ +#define ASI_N 0x04 /* Nucleus */ +#define ASI_NL 0x0c /* Nucleus, little endian */ +#define ASI_AIUP 0x10 /* Primary, user */ +#define ASI_AIUS 0x11 /* Secondary, user */ +#define ASI_AIUPL 0x18 /* Primary, user, little endian */ +#define ASI_AIUSL 0x19 /* Secondary, user, little endian */ +#define ASI_P 0x80 /* Primary, implicit */ +#define ASI_S 0x81 /* Secondary, implicit */ +#define ASI_PNF 0x82 /* Primary, no fault */ +#define ASI_SNF 0x83 /* Secondary, no fault */ +#define ASI_PL 0x88 /* Primary, implicit, l-endian */ +#define ASI_SL 0x89 /* Secondary, implicit, l-endian */ +#define ASI_PNFL 0x8a /* Primary, no fault, l-endian */ +#define ASI_SNFL 0x8b /* Secondary, no fault, l-endian */ + +/* SpitFire and later extended ASIs. The "(III)" marker designates + * UltraSparc-III and later specific ASIs. The "(CMT)" marker designates + * Chip Multi Threading specific ASIs. "(NG)" designates Niagara specific + * ASIs, "(4V)" designates SUN4V specific ASIs. + */ +#define ASI_PHYS_USE_EC 0x14 /* PADDR, E-cachable */ +#define ASI_PHYS_BYPASS_EC_E 0x15 /* PADDR, E-bit */ +#define ASI_BLK_AIUP_4V 0x16 /* (4V) Prim, user, block ld/st */ +#define ASI_BLK_AIUS_4V 0x17 /* (4V) Sec, user, block ld/st */ +#define ASI_PHYS_USE_EC_L 0x1c /* PADDR, E-cachable, little endian*/ +#define ASI_PHYS_BYPASS_EC_E_L 0x1d /* PADDR, E-bit, little endian */ +#define ASI_BLK_AIUP_L_4V 0x1e /* (4V) Prim, user, block, l-endian*/ +#define ASI_BLK_AIUS_L_4V 0x1f /* (4V) Sec, user, block, l-endian */ +#define ASI_SCRATCHPAD 0x20 /* (4V) Scratch Pad Registers */ +#define ASI_MMU 0x21 /* (4V) MMU Context Registers */ +#define ASI_BLK_INIT_QUAD_LDD_AIUS 0x23 /* (NG) init-store, twin load, + * secondary, user + */ +#define ASI_NUCLEUS_QUAD_LDD 0x24 /* Cachable, qword load */ +#define ASI_QUEUE 0x25 /* (4V) Interrupt Queue Registers */ +#define ASI_QUAD_LDD_PHYS_4V 0x26 /* (4V) Physical, qword load */ +#define ASI_NUCLEUS_QUAD_LDD_L 0x2c /* Cachable, qword load, l-endian */ +#define ASI_QUAD_LDD_PHYS_L_4V 0x2e /* (4V) Phys, qword load, l-endian */ +#define ASI_PCACHE_DATA_STATUS 0x30 /* (III) PCache data stat RAM diag */ +#define ASI_PCACHE_DATA 0x31 /* (III) PCache data RAM diag */ +#define ASI_PCACHE_TAG 0x32 /* (III) PCache tag RAM diag */ +#define ASI_PCACHE_SNOOP_TAG 0x33 /* (III) PCache snoop tag RAM diag */ +#define ASI_QUAD_LDD_PHYS 0x34 /* (III+) PADDR, qword load */ +#define ASI_WCACHE_VALID_BITS 0x38 /* (III) WCache Valid Bits diag */ +#define ASI_WCACHE_DATA 0x39 /* (III) WCache data RAM diag */ +#define ASI_WCACHE_TAG 0x3a /* (III) WCache tag RAM diag */ +#define ASI_WCACHE_SNOOP_TAG 0x3b /* (III) WCache snoop tag RAM diag */ +#define ASI_QUAD_LDD_PHYS_L 0x3c /* (III+) PADDR, qw-load, l-endian */ +#define ASI_SRAM_FAST_INIT 0x40 /* (III+) Fast SRAM init */ +#define ASI_CORE_AVAILABLE 0x41 /* (CMT) LP Available */ +#define ASI_CORE_ENABLE_STAT 0x41 /* (CMT) LP Enable Status */ +#define ASI_CORE_ENABLE 0x41 /* (CMT) LP Enable RW */ +#define ASI_XIR_STEERING 0x41 /* (CMT) XIR Steering RW */ +#define ASI_CORE_RUNNING_RW 0x41 /* (CMT) LP Running RW */ +#define ASI_CORE_RUNNING_W1S 0x41 /* (CMT) LP Running Write-One Set */ +#define ASI_CORE_RUNNING_W1C 0x41 /* (CMT) LP Running Write-One Clr */ +#define ASI_CORE_RUNNING_STAT 0x41 /* (CMT) LP Running Status */ +#define ASI_CMT_ERROR_STEERING 0x41 /* (CMT) Error Steering RW */ +#define ASI_DCACHE_INVALIDATE 0x42 /* (III) DCache Invalidate diag */ +#define ASI_DCACHE_UTAG 0x43 /* (III) DCache uTag diag */ +#define ASI_DCACHE_SNOOP_TAG 0x44 /* (III) DCache snoop tag RAM diag */ +#define ASI_LSU_CONTROL 0x45 /* Load-store control unit */ +#define ASI_DCU_CONTROL_REG 0x45 /* (III) DCache Unit Control reg */ +#define ASI_DCACHE_DATA 0x46 /* DCache data-ram diag access */ +#define ASI_DCACHE_TAG 0x47 /* Dcache tag/valid ram diag access*/ +#define ASI_INTR_DISPATCH_STAT 0x48 /* IRQ vector dispatch status */ +#define ASI_INTR_RECEIVE 0x49 /* IRQ vector receive status */ +#define ASI_UPA_CONFIG 0x4a /* UPA config space */ +#define ASI_JBUS_CONFIG 0x4a /* (IIIi) JBUS Config Register */ +#define ASI_SAFARI_CONFIG 0x4a /* (III) Safari Config Register */ +#define ASI_SAFARI_ADDRESS 0x4a /* (III) Safari Address Register */ +#define ASI_ESTATE_ERROR_EN 0x4b /* E-cache error enable space */ +#define ASI_AFSR 0x4c /* Async fault status register */ +#define ASI_AFAR 0x4d /* Async fault address register */ +#define ASI_EC_TAG_DATA 0x4e /* E-cache tag/valid ram diag acc */ +#define ASI_IMMU 0x50 /* Insn-MMU main register space */ +#define ASI_IMMU_TSB_8KB_PTR 0x51 /* Insn-MMU 8KB TSB pointer reg */ +#define ASI_IMMU_TSB_64KB_PTR 0x52 /* Insn-MMU 64KB TSB pointer reg */ +#define ASI_ITLB_DATA_IN 0x54 /* Insn-MMU TLB data in reg */ +#define ASI_ITLB_DATA_ACCESS 0x55 /* Insn-MMU TLB data access reg */ +#define ASI_ITLB_TAG_READ 0x56 /* Insn-MMU TLB tag read reg */ +#define ASI_IMMU_DEMAP 0x57 /* Insn-MMU TLB demap */ +#define ASI_DMMU 0x58 /* Data-MMU main register space */ +#define ASI_DMMU_TSB_8KB_PTR 0x59 /* Data-MMU 8KB TSB pointer reg */ +#define ASI_DMMU_TSB_64KB_PTR 0x5a /* Data-MMU 16KB TSB pointer reg */ +#define ASI_DMMU_TSB_DIRECT_PTR 0x5b /* Data-MMU TSB direct pointer reg */ +#define ASI_DTLB_DATA_IN 0x5c /* Data-MMU TLB data in reg */ +#define ASI_DTLB_DATA_ACCESS 0x5d /* Data-MMU TLB data access reg */ +#define ASI_DTLB_TAG_READ 0x5e /* Data-MMU TLB tag read reg */ +#define ASI_DMMU_DEMAP 0x5f /* Data-MMU TLB demap */ +#define ASI_IIU_INST_TRAP 0x60 /* (III) Instruction Breakpoint */ +#define ASI_INTR_ID 0x63 /* (CMT) Interrupt ID register */ +#define ASI_CORE_ID 0x63 /* (CMT) LP ID register */ +#define ASI_CESR_ID 0x63 /* (CMT) CESR ID register */ +#define ASI_IC_INSTR 0x66 /* Insn cache instrucion ram diag */ +#define ASI_IC_TAG 0x67 /* Insn cache tag/valid ram diag */ +#define ASI_IC_STAG 0x68 /* (III) Insn cache snoop tag ram */ +#define ASI_IC_PRE_DECODE 0x6e /* Insn cache pre-decode ram diag */ +#define ASI_IC_NEXT_FIELD 0x6f /* Insn cache next-field ram diag */ +#define ASI_BRPRED_ARRAY 0x6f /* (III) Branch Prediction RAM diag*/ +#define ASI_BLK_AIUP 0x70 /* Primary, user, block load/store */ +#define ASI_BLK_AIUS 0x71 /* Secondary, user, block ld/st */ +#define ASI_MCU_CTRL_REG 0x72 /* (III) Memory controller regs */ +#define ASI_EC_DATA 0x74 /* (III) E-cache data staging reg */ +#define ASI_EC_CTRL 0x75 /* (III) E-cache control reg */ +#define ASI_EC_W 0x76 /* E-cache diag write access */ +#define ASI_UDB_ERROR_W 0x77 /* External UDB error regs W */ +#define ASI_UDB_CONTROL_W 0x77 /* External UDB control regs W */ +#define ASI_INTR_W 0x77 /* IRQ vector dispatch write */ +#define ASI_INTR_DATAN_W 0x77 /* (III) Out irq vector data reg N */ +#define ASI_INTR_DISPATCH_W 0x77 /* (III) Interrupt vector dispatch */ +#define ASI_BLK_AIUPL 0x78 /* Primary, user, little, blk ld/st*/ +#define ASI_BLK_AIUSL 0x79 /* Secondary, user, little, blk ld/st*/ +#define ASI_EC_R 0x7e /* E-cache diag read access */ +#define ASI_UDBH_ERROR_R 0x7f /* External UDB error regs rd hi */ +#define ASI_UDBL_ERROR_R 0x7f /* External UDB error regs rd low */ +#define ASI_UDBH_CONTROL_R 0x7f /* External UDB control regs rd hi */ +#define ASI_UDBL_CONTROL_R 0x7f /* External UDB control regs rd low*/ +#define ASI_INTR_R 0x7f /* IRQ vector dispatch read */ +#define ASI_INTR_DATAN_R 0x7f /* (III) In irq vector data reg N */ +#define ASI_PST8_P 0xc0 /* Primary, 8 8-bit, partial */ +#define ASI_PST8_S 0xc1 /* Secondary, 8 8-bit, partial */ +#define ASI_PST16_P 0xc2 /* Primary, 4 16-bit, partial */ +#define ASI_PST16_S 0xc3 /* Secondary, 4 16-bit, partial */ +#define ASI_PST32_P 0xc4 /* Primary, 2 32-bit, partial */ +#define ASI_PST32_S 0xc5 /* Secondary, 2 32-bit, partial */ +#define ASI_PST8_PL 0xc8 /* Primary, 8 8-bit, partial, L */ +#define ASI_PST8_SL 0xc9 /* Secondary, 8 8-bit, partial, L */ +#define ASI_PST16_PL 0xca /* Primary, 4 16-bit, partial, L */ +#define ASI_PST16_SL 0xcb /* Secondary, 4 16-bit, partial, L */ +#define ASI_PST32_PL 0xcc /* Primary, 2 32-bit, partial, L */ +#define ASI_PST32_SL 0xcd /* Secondary, 2 32-bit, partial, L */ +#define ASI_FL8_P 0xd0 /* Primary, 1 8-bit, fpu ld/st */ +#define ASI_FL8_S 0xd1 /* Secondary, 1 8-bit, fpu ld/st */ +#define ASI_FL16_P 0xd2 /* Primary, 1 16-bit, fpu ld/st */ +#define ASI_FL16_S 0xd3 /* Secondary, 1 16-bit, fpu ld/st */ +#define ASI_FL8_PL 0xd8 /* Primary, 1 8-bit, fpu ld/st, L */ +#define ASI_FL8_SL 0xd9 /* Secondary, 1 8-bit, fpu ld/st, L*/ +#define ASI_FL16_PL 0xda /* Primary, 1 16-bit, fpu ld/st, L */ +#define ASI_FL16_SL 0xdb /* Secondary, 1 16-bit, fpu ld/st,L*/ +#define ASI_BLK_COMMIT_P 0xe0 /* Primary, blk store commit */ +#define ASI_BLK_COMMIT_S 0xe1 /* Secondary, blk store commit */ +#define ASI_BLK_INIT_QUAD_LDD_P 0xe2 /* (NG) init-store, twin load, + * primary, implicit + */ +#define ASI_BLK_P 0xf0 /* Primary, blk ld/st */ +#define ASI_BLK_S 0xf1 /* Secondary, blk ld/st */ +#define ASI_BLK_PL 0xf8 /* Primary, blk ld/st, little */ +#define ASI_BLK_SL 0xf9 /* Secondary, blk ld/st, little */ + +#endif /* _SPARC_ASI_H */ diff --git a/arch/sparc/include/asm/asmmacro.h b/arch/sparc/include/asm/asmmacro.h new file mode 100644 index 0000000..a619a4d --- /dev/null +++ b/arch/sparc/include/asm/asmmacro.h @@ -0,0 +1,45 @@ +/* asmmacro.h: Assembler macros. + * + * Copyright (C) 1996 David S. Miller (davem@caipfs.rutgers.edu) + */ + +#ifndef _SPARC_ASMMACRO_H +#define _SPARC_ASMMACRO_H + +#include <asm/btfixup.h> +#include <asm/asi.h> + +#define GET_PROCESSOR4M_ID(reg) \ + rd %tbr, %reg; \ + srl %reg, 12, %reg; \ + and %reg, 3, %reg; + +#define GET_PROCESSOR4D_ID(reg) \ + lda [%g0] ASI_M_VIKING_TMP1, %reg; + +/* All trap entry points _must_ begin with this macro or else you + * lose. It makes sure the kernel has a proper window so that + * c-code can be called. + */ +#define SAVE_ALL_HEAD \ + sethi %hi(trap_setup), %l4; \ + jmpl %l4 + %lo(trap_setup), %l6; +#define SAVE_ALL \ + SAVE_ALL_HEAD \ + nop; + +/* All traps low-level code here must end with this macro. */ +#define RESTORE_ALL b ret_trap_entry; clr %l6; + +/* sun4 probably wants half word accesses to ASI_SEGMAP, while sun4c+ + likes byte accesses. These are to avoid ifdef mania. */ + +#ifdef CONFIG_SUN4 +#define lduXa lduha +#define stXa stha +#else +#define lduXa lduba +#define stXa stba +#endif + +#endif /* !(_SPARC_ASMMACRO_H) */ diff --git a/arch/sparc/include/asm/atomic.h b/arch/sparc/include/asm/atomic.h new file mode 100644 index 0000000..8ff83d8 --- /dev/null +++ b/arch/sparc/include/asm/atomic.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_ATOMIC_H +#define ___ASM_SPARC_ATOMIC_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/atomic_64.h> +#else +#include <asm/atomic_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/atomic_32.h b/arch/sparc/include/asm/atomic_32.h new file mode 100644 index 0000000..5c944b5 --- /dev/null +++ b/arch/sparc/include/asm/atomic_32.h @@ -0,0 +1,165 @@ +/* atomic.h: These still suck, but the I-cache hit rate is higher. + * + * Copyright (C) 1996 David S. Miller (davem@davemloft.net) + * Copyright (C) 2000 Anton Blanchard (anton@linuxcare.com.au) + * Copyright (C) 2007 Kyle McMartin (kyle@parisc-linux.org) + * + * Additions by Keith M Wesolowski (wesolows@foobazco.org) based + * on asm-parisc/atomic.h Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org>. + */ + +#ifndef __ARCH_SPARC_ATOMIC__ +#define __ARCH_SPARC_ATOMIC__ + +#include <linux/types.h> + +typedef struct { volatile int counter; } atomic_t; + +#ifdef __KERNEL__ + +#define ATOMIC_INIT(i) { (i) } + +extern int __atomic_add_return(int, atomic_t *); +extern int atomic_cmpxchg(atomic_t *, int, int); +#define atomic_xchg(v, new) (xchg(&((v)->counter), new)) +extern int atomic_add_unless(atomic_t *, int, int); +extern void atomic_set(atomic_t *, int); + +#define atomic_read(v) ((v)->counter) + +#define atomic_add(i, v) ((void)__atomic_add_return( (int)(i), (v))) +#define atomic_sub(i, v) ((void)__atomic_add_return(-(int)(i), (v))) +#define atomic_inc(v) ((void)__atomic_add_return( 1, (v))) +#define atomic_dec(v) ((void)__atomic_add_return( -1, (v))) + +#define atomic_add_return(i, v) (__atomic_add_return( (int)(i), (v))) +#define atomic_sub_return(i, v) (__atomic_add_return(-(int)(i), (v))) +#define atomic_inc_return(v) (__atomic_add_return( 1, (v))) +#define atomic_dec_return(v) (__atomic_add_return( -1, (v))) + +#define atomic_add_negative(a, v) (atomic_add_return((a), (v)) < 0) + +/* + * atomic_inc_and_test - increment and test + * @v: pointer of type atomic_t + * + * Atomically increments @v by 1 + * and returns true if the result is zero, or false for all + * other cases. + */ +#define atomic_inc_and_test(v) (atomic_inc_return(v) == 0) + +#define atomic_dec_and_test(v) (atomic_dec_return(v) == 0) +#define atomic_sub_and_test(i, v) (atomic_sub_return(i, v) == 0) + +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + +/* This is the old 24-bit implementation. It's still used internally + * by some sparc-specific code, notably the semaphore implementation. + */ +typedef struct { volatile int counter; } atomic24_t; + +#ifndef CONFIG_SMP + +#define ATOMIC24_INIT(i) { (i) } +#define atomic24_read(v) ((v)->counter) +#define atomic24_set(v, i) (((v)->counter) = i) + +#else +/* We do the bulk of the actual work out of line in two common + * routines in assembler, see arch/sparc/lib/atomic.S for the + * "fun" details. + * + * For SMP the trick is you embed the spin lock byte within + * the word, use the low byte so signedness is easily retained + * via a quick arithmetic shift. It looks like this: + * + * ---------------------------------------- + * | signed 24-bit counter value | lock | atomic_t + * ---------------------------------------- + * 31 8 7 0 + */ + +#define ATOMIC24_INIT(i) { ((i) << 8) } + +static inline int atomic24_read(const atomic24_t *v) +{ + int ret = v->counter; + + while(ret & 0xff) + ret = v->counter; + + return ret >> 8; +} + +#define atomic24_set(v, i) (((v)->counter) = ((i) << 8)) +#endif + +static inline int __atomic24_add(int i, atomic24_t *v) +{ + register volatile int *ptr asm("g1"); + register int increment asm("g2"); + register int tmp1 asm("g3"); + register int tmp2 asm("g4"); + register int tmp3 asm("g7"); + + ptr = &v->counter; + increment = i; + + __asm__ __volatile__( + "mov %%o7, %%g4\n\t" + "call ___atomic24_add\n\t" + " add %%o7, 8, %%o7\n" + : "=&r" (increment), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3) + : "0" (increment), "r" (ptr) + : "memory", "cc"); + + return increment; +} + +static inline int __atomic24_sub(int i, atomic24_t *v) +{ + register volatile int *ptr asm("g1"); + register int increment asm("g2"); + register int tmp1 asm("g3"); + register int tmp2 asm("g4"); + register int tmp3 asm("g7"); + + ptr = &v->counter; + increment = i; + + __asm__ __volatile__( + "mov %%o7, %%g4\n\t" + "call ___atomic24_sub\n\t" + " add %%o7, 8, %%o7\n" + : "=&r" (increment), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3) + : "0" (increment), "r" (ptr) + : "memory", "cc"); + + return increment; +} + +#define atomic24_add(i, v) ((void)__atomic24_add((i), (v))) +#define atomic24_sub(i, v) ((void)__atomic24_sub((i), (v))) + +#define atomic24_dec_return(v) __atomic24_sub(1, (v)) +#define atomic24_inc_return(v) __atomic24_add(1, (v)) + +#define atomic24_sub_and_test(i, v) (__atomic24_sub((i), (v)) == 0) +#define atomic24_dec_and_test(v) (__atomic24_sub(1, (v)) == 0) + +#define atomic24_inc(v) ((void)__atomic24_add(1, (v))) +#define atomic24_dec(v) ((void)__atomic24_sub(1, (v))) + +#define atomic24_add_negative(i, v) (__atomic24_add((i), (v)) < 0) + +/* Atomic operations are already serializing */ +#define smp_mb__before_atomic_dec() barrier() +#define smp_mb__after_atomic_dec() barrier() +#define smp_mb__before_atomic_inc() barrier() +#define smp_mb__after_atomic_inc() barrier() + +#endif /* !(__KERNEL__) */ + +#include <asm-generic/atomic.h> +#endif /* !(__ARCH_SPARC_ATOMIC__) */ diff --git a/arch/sparc/include/asm/atomic_64.h b/arch/sparc/include/asm/atomic_64.h new file mode 100644 index 0000000..2c71ec4a --- /dev/null +++ b/arch/sparc/include/asm/atomic_64.h @@ -0,0 +1,128 @@ +/* atomic.h: Thankfully the V9 is at least reasonable for this + * stuff. + * + * Copyright (C) 1996, 1997, 2000 David S. Miller (davem@redhat.com) + */ + +#ifndef __ARCH_SPARC64_ATOMIC__ +#define __ARCH_SPARC64_ATOMIC__ + +#include <linux/types.h> +#include <asm/system.h> + +typedef struct { volatile int counter; } atomic_t; +typedef struct { volatile __s64 counter; } atomic64_t; + +#define ATOMIC_INIT(i) { (i) } +#define ATOMIC64_INIT(i) { (i) } + +#define atomic_read(v) ((v)->counter) +#define atomic64_read(v) ((v)->counter) + +#define atomic_set(v, i) (((v)->counter) = i) +#define atomic64_set(v, i) (((v)->counter) = i) + +extern void atomic_add(int, atomic_t *); +extern void atomic64_add(int, atomic64_t *); +extern void atomic_sub(int, atomic_t *); +extern void atomic64_sub(int, atomic64_t *); + +extern int atomic_add_ret(int, atomic_t *); +extern int atomic64_add_ret(int, atomic64_t *); +extern int atomic_sub_ret(int, atomic_t *); +extern int atomic64_sub_ret(int, atomic64_t *); + +#define atomic_dec_return(v) atomic_sub_ret(1, v) +#define atomic64_dec_return(v) atomic64_sub_ret(1, v) + +#define atomic_inc_return(v) atomic_add_ret(1, v) +#define atomic64_inc_return(v) atomic64_add_ret(1, v) + +#define atomic_sub_return(i, v) atomic_sub_ret(i, v) +#define atomic64_sub_return(i, v) atomic64_sub_ret(i, v) + +#define atomic_add_return(i, v) atomic_add_ret(i, v) +#define atomic64_add_return(i, v) atomic64_add_ret(i, v) + +/* + * atomic_inc_and_test - increment and test + * @v: pointer of type atomic_t + * + * Atomically increments @v by 1 + * and returns true if the result is zero, or false for all + * other cases. + */ +#define atomic_inc_and_test(v) (atomic_inc_return(v) == 0) +#define atomic64_inc_and_test(v) (atomic64_inc_return(v) == 0) + +#define atomic_sub_and_test(i, v) (atomic_sub_ret(i, v) == 0) +#define atomic64_sub_and_test(i, v) (atomic64_sub_ret(i, v) == 0) + +#define atomic_dec_and_test(v) (atomic_sub_ret(1, v) == 0) +#define atomic64_dec_and_test(v) (atomic64_sub_ret(1, v) == 0) + +#define atomic_inc(v) atomic_add(1, v) +#define atomic64_inc(v) atomic64_add(1, v) + +#define atomic_dec(v) atomic_sub(1, v) +#define atomic64_dec(v) atomic64_sub(1, v) + +#define atomic_add_negative(i, v) (atomic_add_ret(i, v) < 0) +#define atomic64_add_negative(i, v) (atomic64_add_ret(i, v) < 0) + +#define atomic_cmpxchg(v, o, n) (cmpxchg(&((v)->counter), (o), (n))) +#define atomic_xchg(v, new) (xchg(&((v)->counter), new)) + +static inline int atomic_add_unless(atomic_t *v, int a, int u) +{ + int c, old; + c = atomic_read(v); + for (;;) { + if (unlikely(c == (u))) + break; + old = atomic_cmpxchg((v), c, c + (a)); + if (likely(old == c)) + break; + c = old; + } + return c != (u); +} + +#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) + +#define atomic64_cmpxchg(v, o, n) \ + ((__typeof__((v)->counter))cmpxchg(&((v)->counter), (o), (n))) +#define atomic64_xchg(v, new) (xchg(&((v)->counter), new)) + +static inline int atomic64_add_unless(atomic64_t *v, long a, long u) +{ + long c, old; + c = atomic64_read(v); + for (;;) { + if (unlikely(c == (u))) + break; + old = atomic64_cmpxchg((v), c, c + (a)); + if (likely(old == c)) + break; + c = old; + } + return c != (u); +} + +#define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0) + +/* Atomic operations are already serializing */ +#ifdef CONFIG_SMP +#define smp_mb__before_atomic_dec() membar_storeload_loadload(); +#define smp_mb__after_atomic_dec() membar_storeload_storestore(); +#define smp_mb__before_atomic_inc() membar_storeload_loadload(); +#define smp_mb__after_atomic_inc() membar_storeload_storestore(); +#else +#define smp_mb__before_atomic_dec() barrier() +#define smp_mb__after_atomic_dec() barrier() +#define smp_mb__before_atomic_inc() barrier() +#define smp_mb__after_atomic_inc() barrier() +#endif + +#include <asm-generic/atomic.h> +#endif /* !(__ARCH_SPARC64_ATOMIC__) */ diff --git a/arch/sparc/include/asm/auxio.h b/arch/sparc/include/asm/auxio.h new file mode 100644 index 0000000..13dc67f --- /dev/null +++ b/arch/sparc/include/asm/auxio.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_AUXIO_H +#define ___ASM_SPARC_AUXIO_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/auxio_64.h> +#else +#include <asm/auxio_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/auxio_32.h b/arch/sparc/include/asm/auxio_32.h new file mode 100644 index 0000000..e03e088 --- /dev/null +++ b/arch/sparc/include/asm/auxio_32.h @@ -0,0 +1,89 @@ +/* + * auxio.h: Definitions and code for the Auxiliary I/O register. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ +#ifndef _SPARC_AUXIO_H +#define _SPARC_AUXIO_H + +#include <asm/system.h> +#include <asm/vaddrs.h> + +/* This register is an unsigned char in IO space. It does two things. + * First, it is used to control the front panel LED light on machines + * that have it (good for testing entry points to trap handlers and irq's) + * Secondly, it controls various floppy drive parameters. + */ +#define AUXIO_ORMEIN 0xf0 /* All writes must set these bits. */ +#define AUXIO_ORMEIN4M 0xc0 /* sun4m - All writes must set these bits. */ +#define AUXIO_FLPY_DENS 0x20 /* Floppy density, high if set. Read only. */ +#define AUXIO_FLPY_DCHG 0x10 /* A disk change occurred. Read only. */ +#define AUXIO_EDGE_ON 0x10 /* sun4m - On means Jumper block is in. */ +#define AUXIO_FLPY_DSEL 0x08 /* Drive select/start-motor. Write only. */ +#define AUXIO_LINK_TEST 0x08 /* sun4m - On means TPE Carrier detect. */ + +/* Set the following to one, then zero, after doing a pseudo DMA transfer. */ +#define AUXIO_FLPY_TCNT 0x04 /* Floppy terminal count. Write only. */ + +/* Set the following to zero to eject the floppy. */ +#define AUXIO_FLPY_EJCT 0x02 /* Eject floppy disk. Write only. */ +#define AUXIO_LED 0x01 /* On if set, off if unset. Read/Write */ + +#ifndef __ASSEMBLY__ + +/* + * NOTE: these routines are implementation dependent-- + * understand the hardware you are querying! + */ +extern void set_auxio(unsigned char bits_on, unsigned char bits_off); +extern unsigned char get_auxio(void); /* .../asm/floppy.h */ + +/* + * The following routines are provided for driver-compatibility + * with sparc64 (primarily sunlance.c) + */ + +#define AUXIO_LTE_ON 1 +#define AUXIO_LTE_OFF 0 + +/* auxio_set_lte - Set Link Test Enable (TPE Link Detect) + * + * on - AUXIO_LTE_ON or AUXIO_LTE_OFF + */ +#define auxio_set_lte(on) \ +do { \ + if(on) { \ + set_auxio(AUXIO_LINK_TEST, 0); \ + } else { \ + set_auxio(0, AUXIO_LINK_TEST); \ + } \ +} while (0) + +#define AUXIO_LED_ON 1 +#define AUXIO_LED_OFF 0 + +/* auxio_set_led - Set system front panel LED + * + * on - AUXIO_LED_ON or AUXIO_LED_OFF + */ +#define auxio_set_led(on) \ +do { \ + if(on) { \ + set_auxio(AUXIO_LED, 0); \ + } else { \ + set_auxio(0, AUXIO_LED); \ + } \ +} while (0) + +#endif /* !(__ASSEMBLY__) */ + + +/* AUXIO2 (Power Off Control) */ +extern __volatile__ unsigned char * auxio_power_register; + +#define AUXIO_POWER_DETECT_FAILURE 32 +#define AUXIO_POWER_CLEAR_FAILURE 2 +#define AUXIO_POWER_OFF 1 + + +#endif /* !(_SPARC_AUXIO_H) */ diff --git a/arch/sparc/include/asm/auxio_64.h b/arch/sparc/include/asm/auxio_64.h new file mode 100644 index 0000000..f61cd1e --- /dev/null +++ b/arch/sparc/include/asm/auxio_64.h @@ -0,0 +1,100 @@ +/* + * auxio.h: Definitions and code for the Auxiliary I/O registers. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + * + * Refactoring for unified NCR/PCIO support 2002 Eric Brower (ebrower@usa.net) + */ +#ifndef _SPARC64_AUXIO_H +#define _SPARC64_AUXIO_H + +/* AUXIO implementations: + * sbus-based NCR89C105 "Slavio" + * LED/Floppy (AUX1) register + * Power (AUX2) register + * + * ebus-based auxio on PCIO + * LED Auxio Register + * Power Auxio Register + * + * Register definitions from NCR _NCR89C105 Chip Specification_ + * + * SLAVIO AUX1 @ 0x1900000 + * ------------------------------------------------- + * | (R) | (R) | D | (R) | E | M | T | L | + * ------------------------------------------------- + * (R) - bit 7:6,4 are reserved and should be masked in s/w + * D - Floppy Density Sense (1=high density) R/O + * E - Link Test Enable, directly reflected on AT&T 7213 LTE pin + * M - Monitor/Mouse Mux, directly reflected on MON_MSE_MUX pin + * T - Terminal Count: sends TC pulse to 82077 floppy controller + * L - System LED on front panel (0=off, 1=on) + */ +#define AUXIO_AUX1_MASK 0xc0 /* Mask bits */ +#define AUXIO_AUX1_FDENS 0x20 /* Floppy Density Sense */ +#define AUXIO_AUX1_LTE 0x08 /* Link Test Enable */ +#define AUXIO_AUX1_MMUX 0x04 /* Monitor/Mouse Mux */ +#define AUXIO_AUX1_FTCNT 0x02 /* Terminal Count, */ +#define AUXIO_AUX1_LED 0x01 /* System LED */ + +/* SLAVIO AUX2 @ 0x1910000 + * ------------------------------------------------- + * | (R) | (R) | D | (R) | (R) | (R) | C | F | + * ------------------------------------------------- + * (R) - bits 7:6,4:2 are reserved and should be masked in s/w + * D - Power Failure Detect (1=power fail) + * C - Clear Power Failure Detect Int (1=clear) + * F - Power Off (1=power off) + */ +#define AUXIO_AUX2_MASK 0xdc /* Mask Bits */ +#define AUXIO_AUX2_PFAILDET 0x20 /* Power Fail Detect */ +#define AUXIO_AUX2_PFAILCLR 0x02 /* Clear Pwr Fail Det Intr */ +#define AUXIO_AUX2_PWR_OFF 0x01 /* Power Off */ + +/* Register definitions from Sun Microsystems _PCIO_ p/n 802-7837 + * + * PCIO LED Auxio @ 0x726000 + * ------------------------------------------------- + * | 31:1 Unused | LED | + * ------------------------------------------------- + * Bits 31:1 unused + * LED - System LED on front panel (0=off, 1=on) + */ +#define AUXIO_PCIO_LED 0x01 /* System LED */ + +/* PCIO Power Auxio @ 0x724000 + * ------------------------------------------------- + * | 31:2 Unused | CPO | SPO | + * ------------------------------------------------- + * Bits 31:2 unused + * CPO - Courtesy Power Off (1=off) + * SPO - System Power Off (1=off) + */ +#define AUXIO_PCIO_CPWR_OFF 0x02 /* Courtesy Power Off */ +#define AUXIO_PCIO_SPWR_OFF 0x01 /* System Power Off */ + +#ifndef __ASSEMBLY__ + +extern void __iomem *auxio_register; + +#define AUXIO_LTE_ON 1 +#define AUXIO_LTE_OFF 0 + +/* auxio_set_lte - Set Link Test Enable (TPE Link Detect) + * + * on - AUXIO_LTE_ON or AUXIO_LTE_OFF + */ +extern void auxio_set_lte(int on); + +#define AUXIO_LED_ON 1 +#define AUXIO_LED_OFF 0 + +/* auxio_set_led - Set system front panel LED + * + * on - AUXIO_LED_ON or AUXIO_LED_OFF + */ +extern void auxio_set_led(int on); + +#endif /* ifndef __ASSEMBLY__ */ + +#endif /* !(_SPARC64_AUXIO_H) */ diff --git a/arch/sparc/include/asm/auxvec.h b/arch/sparc/include/asm/auxvec.h new file mode 100644 index 0000000..ad6f360 --- /dev/null +++ b/arch/sparc/include/asm/auxvec.h @@ -0,0 +1,4 @@ +#ifndef __ASMSPARC_AUXVEC_H +#define __ASMSPARC_AUXVEC_H + +#endif /* !(__ASMSPARC_AUXVEC_H) */ diff --git a/arch/sparc/include/asm/backoff.h b/arch/sparc/include/asm/backoff.h new file mode 100644 index 0000000..fa1fdf6 --- /dev/null +++ b/arch/sparc/include/asm/backoff.h @@ -0,0 +1,31 @@ +#ifndef _SPARC64_BACKOFF_H +#define _SPARC64_BACKOFF_H + +#define BACKOFF_LIMIT (4 * 1024) + +#ifdef CONFIG_SMP + +#define BACKOFF_SETUP(reg) \ + mov 1, reg + +#define BACKOFF_SPIN(reg, tmp, label) \ + mov reg, tmp; \ +88: brnz,pt tmp, 88b; \ + sub tmp, 1, tmp; \ + set BACKOFF_LIMIT, tmp; \ + cmp reg, tmp; \ + bg,pn %xcc, label; \ + nop; \ + ba,pt %xcc, label; \ + sllx reg, 1, reg; + +#else + +#define BACKOFF_SETUP(reg) +#define BACKOFF_SPIN(reg, tmp, label) \ + ba,pt %xcc, label; \ + nop; + +#endif + +#endif /* _SPARC64_BACKOFF_H */ diff --git a/arch/sparc/include/asm/bbc.h b/arch/sparc/include/asm/bbc.h new file mode 100644 index 0000000..423a858 --- /dev/null +++ b/arch/sparc/include/asm/bbc.h @@ -0,0 +1,225 @@ +/* + * bbc.h: Defines for BootBus Controller found on UltraSPARC-III + * systems. + * + * Copyright (C) 2000 David S. Miller (davem@redhat.com) + */ + +#ifndef _SPARC64_BBC_H +#define _SPARC64_BBC_H + +/* Register sizes are indicated by "B" (Byte, 1-byte), + * "H" (Half-word, 2 bytes), "W" (Word, 4 bytes) or + * "Q" (Quad, 8 bytes) inside brackets. + */ + +#define BBC_AID 0x00 /* [B] Agent ID */ +#define BBC_DEVP 0x01 /* [B] Device Present */ +#define BBC_ARB 0x02 /* [B] Arbitration */ +#define BBC_QUIESCE 0x03 /* [B] Quiesce */ +#define BBC_WDACTION 0x04 /* [B] Watchdog Action */ +#define BBC_SPG 0x06 /* [B] Soft POR Gen */ +#define BBC_SXG 0x07 /* [B] Soft XIR Gen */ +#define BBC_PSRC 0x08 /* [W] POR Source */ +#define BBC_XSRC 0x0c /* [B] XIR Source */ +#define BBC_CSC 0x0d /* [B] Clock Synthesizers Control*/ +#define BBC_ES_CTRL 0x0e /* [H] Energy Star Control */ +#define BBC_ES_ACT 0x10 /* [W] E* Assert Change Time */ +#define BBC_ES_DACT 0x14 /* [B] E* De-Assert Change Time */ +#define BBC_ES_DABT 0x15 /* [B] E* De-Assert Bypass Time */ +#define BBC_ES_ABT 0x16 /* [H] E* Assert Bypass Time */ +#define BBC_ES_PST 0x18 /* [W] E* PLL Settle Time */ +#define BBC_ES_FSL 0x1c /* [W] E* Frequency Switch Latency*/ +#define BBC_EBUST 0x20 /* [Q] EBUS Timing */ +#define BBC_JTAG_CMD 0x28 /* [W] JTAG+ Command */ +#define BBC_JTAG_CTRL 0x2c /* [B] JTAG+ Control */ +#define BBC_I2C_SEL 0x2d /* [B] I2C Selection */ +#define BBC_I2C_0_S1 0x2e /* [B] I2C ctrlr-0 reg S1 */ +#define BBC_I2C_0_S0 0x2f /* [B] I2C ctrlr-0 regs S0,S0',S2,S3*/ +#define BBC_I2C_1_S1 0x30 /* [B] I2C ctrlr-1 reg S1 */ +#define BBC_I2C_1_S0 0x31 /* [B] I2C ctrlr-1 regs S0,S0',S2,S3*/ +#define BBC_KBD_BEEP 0x32 /* [B] Keyboard Beep */ +#define BBC_KBD_BCNT 0x34 /* [W] Keyboard Beep Counter */ + +#define BBC_REGS_SIZE 0x40 + +/* There is a 2K scratch ram area at offset 0x80000 but I doubt + * we will use it for anything. + */ + +/* Agent ID register. This register shows the Safari Agent ID + * for the processors. The value returned depends upon which + * cpu is reading the register. + */ +#define BBC_AID_ID 0x07 /* Safari ID */ +#define BBC_AID_RESV 0xf8 /* Reserved */ + +/* Device Present register. One can determine which cpus are actually + * present in the machine by interrogating this register. + */ +#define BBC_DEVP_CPU0 0x01 /* Processor 0 present */ +#define BBC_DEVP_CPU1 0x02 /* Processor 1 present */ +#define BBC_DEVP_CPU2 0x04 /* Processor 2 present */ +#define BBC_DEVP_CPU3 0x08 /* Processor 3 present */ +#define BBC_DEVP_RESV 0xf0 /* Reserved */ + +/* Arbitration register. This register is used to block access to + * the BBC from a particular cpu. + */ +#define BBC_ARB_CPU0 0x01 /* Enable cpu 0 BBC arbitratrion */ +#define BBC_ARB_CPU1 0x02 /* Enable cpu 1 BBC arbitratrion */ +#define BBC_ARB_CPU2 0x04 /* Enable cpu 2 BBC arbitratrion */ +#define BBC_ARB_CPU3 0x08 /* Enable cpu 3 BBC arbitratrion */ +#define BBC_ARB_RESV 0xf0 /* Reserved */ + +/* Quiesce register. Bus and BBC segments for cpus can be disabled + * with this register, ie. for hot plugging. + */ +#define BBC_QUIESCE_S02 0x01 /* Quiesce Safari segment for cpu 0 and 2 */ +#define BBC_QUIESCE_S13 0x02 /* Quiesce Safari segment for cpu 1 and 3 */ +#define BBC_QUIESCE_B02 0x04 /* Quiesce BBC segment for cpu 0 and 2 */ +#define BBC_QUIESCE_B13 0x08 /* Quiesce BBC segment for cpu 1 and 3 */ +#define BBC_QUIESCE_FD0 0x10 /* Disable Fatal_Error[0] reporting */ +#define BBC_QUIESCE_FD1 0x20 /* Disable Fatal_Error[1] reporting */ +#define BBC_QUIESCE_FD2 0x40 /* Disable Fatal_Error[2] reporting */ +#define BBC_QUIESCE_FD3 0x80 /* Disable Fatal_Error[3] reporting */ + +/* Watchdog Action register. When the watchdog device timer expires + * a line is enabled to the BBC. The action BBC takes when this line + * is asserted can be controlled by this regiser. + */ +#define BBC_WDACTION_RST 0x01 /* When set, watchdog causes system reset. + * When clear, BBC ignores watchdog signal. + */ +#define BBC_WDACTION_RESV 0xfe /* Reserved */ + +/* Soft_POR_GEN register. The POR (Power On Reset) signal may be asserted + * for specific processors or all processors via this register. + */ +#define BBC_SPG_CPU0 0x01 /* Assert POR for processor 0 */ +#define BBC_SPG_CPU1 0x02 /* Assert POR for processor 1 */ +#define BBC_SPG_CPU2 0x04 /* Assert POR for processor 2 */ +#define BBC_SPG_CPU3 0x08 /* Assert POR for processor 3 */ +#define BBC_SPG_CPUALL 0x10 /* Reset all processors and reset + * the entire system. + */ +#define BBC_SPG_RESV 0xe0 /* Reserved */ + +/* Soft_XIR_GEN register. The XIR (eXternally Initiated Reset) signal + * may be asserted to specific processors via this register. + */ +#define BBC_SXG_CPU0 0x01 /* Assert XIR for processor 0 */ +#define BBC_SXG_CPU1 0x02 /* Assert XIR for processor 1 */ +#define BBC_SXG_CPU2 0x04 /* Assert XIR for processor 2 */ +#define BBC_SXG_CPU3 0x08 /* Assert XIR for processor 3 */ +#define BBC_SXG_RESV 0xf0 /* Reserved */ + +/* POR Source register. One may identify the cause of the most recent + * reset by reading this register. + */ +#define BBC_PSRC_SPG0 0x0001 /* CPU 0 reset via BBC_SPG register */ +#define BBC_PSRC_SPG1 0x0002 /* CPU 1 reset via BBC_SPG register */ +#define BBC_PSRC_SPG2 0x0004 /* CPU 2 reset via BBC_SPG register */ +#define BBC_PSRC_SPG3 0x0008 /* CPU 3 reset via BBC_SPG register */ +#define BBC_PSRC_SPGSYS 0x0010 /* System reset via BBC_SPG register */ +#define BBC_PSRC_JTAG 0x0020 /* System reset via JTAG+ */ +#define BBC_PSRC_BUTTON 0x0040 /* System reset via push-button dongle */ +#define BBC_PSRC_PWRUP 0x0080 /* System reset via power-up */ +#define BBC_PSRC_FE0 0x0100 /* CPU 0 reported Fatal_Error */ +#define BBC_PSRC_FE1 0x0200 /* CPU 1 reported Fatal_Error */ +#define BBC_PSRC_FE2 0x0400 /* CPU 2 reported Fatal_Error */ +#define BBC_PSRC_FE3 0x0800 /* CPU 3 reported Fatal_Error */ +#define BBC_PSRC_FE4 0x1000 /* Schizo reported Fatal_Error */ +#define BBC_PSRC_FE5 0x2000 /* Safari device 5 reported Fatal_Error */ +#define BBC_PSRC_FE6 0x4000 /* CPMS reported Fatal_Error */ +#define BBC_PSRC_SYNTH 0x8000 /* System reset when on-board clock synthesizers + * were updated. + */ +#define BBC_PSRC_WDT 0x10000 /* System reset via Super I/O watchdog */ +#define BBC_PSRC_RSC 0x20000 /* System reset via RSC remote monitoring + * device + */ + +/* XIR Source register. The source of an XIR event sent to a processor may + * be determined via this register. + */ +#define BBC_XSRC_SXG0 0x01 /* CPU 0 received XIR via Soft_XIR_GEN reg */ +#define BBC_XSRC_SXG1 0x02 /* CPU 1 received XIR via Soft_XIR_GEN reg */ +#define BBC_XSRC_SXG2 0x04 /* CPU 2 received XIR via Soft_XIR_GEN reg */ +#define BBC_XSRC_SXG3 0x08 /* CPU 3 received XIR via Soft_XIR_GEN reg */ +#define BBC_XSRC_JTAG 0x10 /* All CPUs received XIR via JTAG+ */ +#define BBC_XSRC_W_OR_B 0x20 /* All CPUs received XIR either because: + * a) Super I/O watchdog fired, or + * b) XIR push button was activated + */ +#define BBC_XSRC_RESV 0xc0 /* Reserved */ + +/* Clock Synthesizers Control register. This register provides the big-bang + * programming interface to the two clock synthesizers of the machine. + */ +#define BBC_CSC_SLOAD 0x01 /* Directly connected to S_LOAD pins */ +#define BBC_CSC_SDATA 0x02 /* Directly connected to S_DATA pins */ +#define BBC_CSC_SCLOCK 0x04 /* Directly connected to S_CLOCK pins */ +#define BBC_CSC_RESV 0x78 /* Reserved */ +#define BBC_CSC_RST 0x80 /* Generate system reset when S_LOAD==1 */ + +/* Energy Star Control register. This register is used to generate the + * clock frequency change trigger to the main system devices (Schizo and + * the processors). The transition occurs when bits in this register + * go from 0 to 1, only one bit must be set at once else no action + * occurs. Basically the sequence of events is: + * a) Choose new frequency: full, 1/2 or 1/32 + * b) Program this desired frequency into the cpus and Schizo. + * c) Set the same value in this register. + * d) 16 system clocks later, clear this register. + */ +#define BBC_ES_CTRL_1_1 0x01 /* Full frequency */ +#define BBC_ES_CTRL_1_2 0x02 /* 1/2 frequency */ +#define BBC_ES_CTRL_1_32 0x20 /* 1/32 frequency */ +#define BBC_ES_RESV 0xdc /* Reserved */ + +/* Energy Star Assert Change Time register. This determines the number + * of BBC clock cycles (which is half the system frequency) between + * the detection of FREEZE_ACK being asserted and the assertion of + * the CLK_CHANGE_L[2:0] signals. + */ +#define BBC_ES_ACT_VAL 0xff + +/* Energy Star Assert Bypass Time register. This determines the number + * of BBC clock cycles (which is half the system frequency) between + * the assertion of the CLK_CHANGE_L[2:0] signals and the assertion of + * the ESTAR_PLL_BYPASS signal. + */ +#define BBC_ES_ABT_VAL 0xffff + +/* Energy Star PLL Settle Time register. This determines the number of + * BBC clock cycles (which is half the system frequency) between the + * de-assertion of CLK_CHANGE_L[2:0] and the de-assertion of the FREEZE_L + * signal. + */ +#define BBC_ES_PST_VAL 0xffffffff + +/* Energy Star Frequency Switch Latency register. This is the number of + * BBC clocks between the de-assertion of CLK_CHANGE_L[2:0] and the first + * edge of the Safari clock at the new frequency. + */ +#define BBC_ES_FSL_VAL 0xffffffff + +/* Keyboard Beep control register. This is a simple enabler for the audio + * beep sound. + */ +#define BBC_KBD_BEEP_ENABLE 0x01 /* Enable beep */ +#define BBC_KBD_BEEP_RESV 0xfe /* Reserved */ + +/* Keyboard Beep Counter register. There is a free-running counter inside + * the BBC which runs at half the system clock. The bit set in this register + * determines when the audio sound is generated. So for example if bit + * 10 is set, the audio beep will oscillate at 1/(2**12). The keyboard beep + * generator automatically selects a different bit to use if the system clock + * is changed via Energy Star. + */ +#define BBC_KBD_BCNT_BITS 0x0007fc00 +#define BBC_KBC_BCNT_RESV 0xfff803ff + +#endif /* _SPARC64_BBC_H */ + diff --git a/arch/sparc/include/asm/bitext.h b/arch/sparc/include/asm/bitext.h new file mode 100644 index 0000000..297b2f2 --- /dev/null +++ b/arch/sparc/include/asm/bitext.h @@ -0,0 +1,27 @@ +/* + * bitext.h: Bit string operations on the sparc, specific to architecture. + * + * Copyright 2002 Pete Zaitcev <zaitcev@yahoo.com> + */ + +#ifndef _SPARC_BITEXT_H +#define _SPARC_BITEXT_H + +#include <linux/spinlock.h> + +struct bit_map { + spinlock_t lock; + unsigned long *map; + int size; + int used; + int last_off; + int last_size; + int first_free; + int num_colors; +}; + +extern int bit_map_string_get(struct bit_map *t, int len, int align); +extern void bit_map_clear(struct bit_map *t, int offset, int len); +extern void bit_map_init(struct bit_map *t, unsigned long *map, int size); + +#endif /* defined(_SPARC_BITEXT_H) */ diff --git a/arch/sparc/include/asm/bitops.h b/arch/sparc/include/asm/bitops.h new file mode 100644 index 0000000..b1edd94 --- /dev/null +++ b/arch/sparc/include/asm/bitops.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_BITOPS_H +#define ___ASM_SPARC_BITOPS_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/bitops_64.h> +#else +#include <asm/bitops_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/bitops_32.h b/arch/sparc/include/asm/bitops_32.h new file mode 100644 index 0000000..68b98a7e --- /dev/null +++ b/arch/sparc/include/asm/bitops_32.h @@ -0,0 +1,111 @@ +/* + * bitops.h: Bit string operations on the Sparc. + * + * Copyright 1995 David S. Miller (davem@caip.rutgers.edu) + * Copyright 1996 Eddie C. Dost (ecd@skynet.be) + * Copyright 2001 Anton Blanchard (anton@samba.org) + */ + +#ifndef _SPARC_BITOPS_H +#define _SPARC_BITOPS_H + +#include <linux/compiler.h> +#include <asm/byteorder.h> + +#ifdef __KERNEL__ + +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + +extern unsigned long ___set_bit(unsigned long *addr, unsigned long mask); +extern unsigned long ___clear_bit(unsigned long *addr, unsigned long mask); +extern unsigned long ___change_bit(unsigned long *addr, unsigned long mask); + +/* + * Set bit 'nr' in 32-bit quantity at address 'addr' where bit '0' + * is in the highest of the four bytes and bit '31' is the high bit + * within the first byte. Sparc is BIG-Endian. Unless noted otherwise + * all bit-ops return 0 if bit was previously clear and != 0 otherwise. + */ +static inline int test_and_set_bit(unsigned long nr, volatile unsigned long *addr) +{ + unsigned long *ADDR, mask; + + ADDR = ((unsigned long *) addr) + (nr >> 5); + mask = 1 << (nr & 31); + + return ___set_bit(ADDR, mask) != 0; +} + +static inline void set_bit(unsigned long nr, volatile unsigned long *addr) +{ + unsigned long *ADDR, mask; + + ADDR = ((unsigned long *) addr) + (nr >> 5); + mask = 1 << (nr & 31); + + (void) ___set_bit(ADDR, mask); +} + +static inline int test_and_clear_bit(unsigned long nr, volatile unsigned long *addr) +{ + unsigned long *ADDR, mask; + + ADDR = ((unsigned long *) addr) + (nr >> 5); + mask = 1 << (nr & 31); + + return ___clear_bit(ADDR, mask) != 0; +} + +static inline void clear_bit(unsigned long nr, volatile unsigned long *addr) +{ + unsigned long *ADDR, mask; + + ADDR = ((unsigned long *) addr) + (nr >> 5); + mask = 1 << (nr & 31); + + (void) ___clear_bit(ADDR, mask); +} + +static inline int test_and_change_bit(unsigned long nr, volatile unsigned long *addr) +{ + unsigned long *ADDR, mask; + + ADDR = ((unsigned long *) addr) + (nr >> 5); + mask = 1 << (nr & 31); + + return ___change_bit(ADDR, mask) != 0; +} + +static inline void change_bit(unsigned long nr, volatile unsigned long *addr) +{ + unsigned long *ADDR, mask; + + ADDR = ((unsigned long *) addr) + (nr >> 5); + mask = 1 << (nr & 31); + + (void) ___change_bit(ADDR, mask); +} + +#include <asm-generic/bitops/non-atomic.h> + +#define smp_mb__before_clear_bit() do { } while(0) +#define smp_mb__after_clear_bit() do { } while(0) + +#include <asm-generic/bitops/ffz.h> +#include <asm-generic/bitops/__ffs.h> +#include <asm-generic/bitops/sched.h> +#include <asm-generic/bitops/ffs.h> +#include <asm-generic/bitops/fls.h> +#include <asm-generic/bitops/fls64.h> +#include <asm-generic/bitops/hweight.h> +#include <asm-generic/bitops/lock.h> +#include <asm-generic/bitops/find.h> +#include <asm-generic/bitops/ext2-non-atomic.h> +#include <asm-generic/bitops/ext2-atomic.h> +#include <asm-generic/bitops/minix.h> + +#endif /* __KERNEL__ */ + +#endif /* defined(_SPARC_BITOPS_H) */ diff --git a/arch/sparc/include/asm/bitops_64.h b/arch/sparc/include/asm/bitops_64.h new file mode 100644 index 0000000..bb87b80 --- /dev/null +++ b/arch/sparc/include/asm/bitops_64.h @@ -0,0 +1,107 @@ +/* + * bitops.h: Bit string operations on the V9. + * + * Copyright 1996, 1997 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC64_BITOPS_H +#define _SPARC64_BITOPS_H + +#ifndef _LINUX_BITOPS_H +#error only <linux/bitops.h> can be included directly +#endif + +#include <linux/compiler.h> +#include <asm/byteorder.h> + +extern int test_and_set_bit(unsigned long nr, volatile unsigned long *addr); +extern int test_and_clear_bit(unsigned long nr, volatile unsigned long *addr); +extern int test_and_change_bit(unsigned long nr, volatile unsigned long *addr); +extern void set_bit(unsigned long nr, volatile unsigned long *addr); +extern void clear_bit(unsigned long nr, volatile unsigned long *addr); +extern void change_bit(unsigned long nr, volatile unsigned long *addr); + +#include <asm-generic/bitops/non-atomic.h> + +#ifdef CONFIG_SMP +#define smp_mb__before_clear_bit() membar_storeload_loadload() +#define smp_mb__after_clear_bit() membar_storeload_storestore() +#else +#define smp_mb__before_clear_bit() barrier() +#define smp_mb__after_clear_bit() barrier() +#endif + +#include <asm-generic/bitops/ffz.h> +#include <asm-generic/bitops/__ffs.h> +#include <asm-generic/bitops/fls.h> +#include <asm-generic/bitops/__fls.h> +#include <asm-generic/bitops/fls64.h> + +#ifdef __KERNEL__ + +#include <asm-generic/bitops/sched.h> +#include <asm-generic/bitops/ffs.h> + +/* + * hweightN: returns the hamming weight (i.e. the number + * of bits set) of a N-bit word + */ + +#ifdef ULTRA_HAS_POPULATION_COUNT + +static inline unsigned int hweight64(unsigned long w) +{ + unsigned int res; + + __asm__ ("popc %1,%0" : "=r" (res) : "r" (w)); + return res; +} + +static inline unsigned int hweight32(unsigned int w) +{ + unsigned int res; + + __asm__ ("popc %1,%0" : "=r" (res) : "r" (w & 0xffffffff)); + return res; +} + +static inline unsigned int hweight16(unsigned int w) +{ + unsigned int res; + + __asm__ ("popc %1,%0" : "=r" (res) : "r" (w & 0xffff)); + return res; +} + +static inline unsigned int hweight8(unsigned int w) +{ + unsigned int res; + + __asm__ ("popc %1,%0" : "=r" (res) : "r" (w & 0xff)); + return res; +} + +#else + +#include <asm-generic/bitops/hweight.h> + +#endif +#include <asm-generic/bitops/lock.h> +#endif /* __KERNEL__ */ + +#include <asm-generic/bitops/find.h> + +#ifdef __KERNEL__ + +#include <asm-generic/bitops/ext2-non-atomic.h> + +#define ext2_set_bit_atomic(lock,nr,addr) \ + test_and_set_bit((nr) ^ 0x38,(unsigned long *)(addr)) +#define ext2_clear_bit_atomic(lock,nr,addr) \ + test_and_clear_bit((nr) ^ 0x38,(unsigned long *)(addr)) + +#include <asm-generic/bitops/minix.h> + +#endif /* __KERNEL__ */ + +#endif /* defined(_SPARC64_BITOPS_H) */ diff --git a/arch/sparc/include/asm/bpp.h b/arch/sparc/include/asm/bpp.h new file mode 100644 index 0000000..31f515e --- /dev/null +++ b/arch/sparc/include/asm/bpp.h @@ -0,0 +1,73 @@ +#ifndef _SPARC_BPP_H +#define _SPARC_BPP_H + +/* + * Copyright (c) 1995 Picture Elements + * Stephen Williams + * Gus Baldauf + * + * Linux/SPARC port by Peter Zaitcev. + * Integration into SPARC tree by Tom Dyas. + */ + +#include <linux/ioctl.h> + +/* + * This is a driver that supports IEEE Std 1284-1994 communications + * with compliant or compatible devices. It will use whatever features + * the device supports, prefering those that are typically faster. + * + * When the device is opened, it is left in COMPATIBILITY mode, and + * writes work like any printer device. The driver only attempt to + * negotiate 1284 modes when needed so that plugs can be pulled, + * switch boxes switched, etc., without disrupting things. It will + * also leave the device in compatibility mode when closed. + */ + + + +/* + * This driver also supplies ioctls to manually manipulate the + * pins. This is great for testing devices, or writing code to deal + * with bizzarro-mode of the ACME Special TurboThingy Plus. + * + * NOTE: These ioctl currently do not interact well with + * read/write. Caveat emptor. + * + * PUT_PINS allows us to assign the sense of all the pins, including + * the data pins if being driven by the host. The GET_PINS returns the + * pins that the peripheral drives, including data if appropriate. + */ + +# define BPP_PUT_PINS _IOW('B', 1, int) +# define BPP_GET_PINS _IOR('B', 2, char) /* that's bogus - should've been _IO */ +# define BPP_PUT_DATA _IOW('B', 3, int) +# define BPP_GET_DATA _IOR('B', 4, char) /* ditto */ + +/* + * Set the data bus to input mode. Disengage the data bin driver and + * be prepared to read values from the peripheral. If the arg is 0, + * then revert the bus to output mode. + */ +# define BPP_SET_INPUT _IOW('B', 5, int) + +/* + * These bits apply to the PUT operation... + */ +# define BPP_PP_nStrobe 0x0001 +# define BPP_PP_nAutoFd 0x0002 +# define BPP_PP_nInit 0x0004 +# define BPP_PP_nSelectIn 0x0008 + +/* + * These apply to the GET operation, which also reads the current value + * of the previously put values. A bit mask of these will be returned + * as a bit mask in the return code of the ioctl(). + */ +# define BPP_GP_nAck 0x0100 +# define BPP_GP_Busy 0x0200 +# define BPP_GP_PError 0x0400 +# define BPP_GP_Select 0x0800 +# define BPP_GP_nFault 0x1000 + +#endif diff --git a/arch/sparc/include/asm/btfixup.h b/arch/sparc/include/asm/btfixup.h new file mode 100644 index 0000000..797722c --- /dev/null +++ b/arch/sparc/include/asm/btfixup.h @@ -0,0 +1,208 @@ +/* + * asm/btfixup.h: Macros for boot time linking. + * + * Copyright (C) 1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz) + */ + +#ifndef _SPARC_BTFIXUP_H +#define _SPARC_BTFIXUP_H + +#include <linux/init.h> + +#ifndef __ASSEMBLY__ + +#ifdef MODULE +extern unsigned int ___illegal_use_of_BTFIXUP_SIMM13_in_module(void); +extern unsigned int ___illegal_use_of_BTFIXUP_SETHI_in_module(void); +extern unsigned int ___illegal_use_of_BTFIXUP_HALF_in_module(void); +extern unsigned int ___illegal_use_of_BTFIXUP_INT_in_module(void); + +#define BTFIXUP_SIMM13(__name) ___illegal_use_of_BTFIXUP_SIMM13_in_module() +#define BTFIXUP_HALF(__name) ___illegal_use_of_BTFIXUP_HALF_in_module() +#define BTFIXUP_SETHI(__name) ___illegal_use_of_BTFIXUP_SETHI_in_module() +#define BTFIXUP_INT(__name) ___illegal_use_of_BTFIXUP_INT_in_module() +#define BTFIXUP_BLACKBOX(__name) ___illegal_use_of_BTFIXUP_BLACKBOX_in_module + +#else + +#define BTFIXUP_SIMM13(__name) ___sf_##__name() +#define BTFIXUP_HALF(__name) ___af_##__name() +#define BTFIXUP_SETHI(__name) ___hf_##__name() +#define BTFIXUP_INT(__name) ((unsigned int)&___i_##__name) +/* This must be written in assembly and present in a sethi */ +#define BTFIXUP_BLACKBOX(__name) ___b_##__name +#endif /* MODULE */ + +/* Fixup call xx */ + +#define BTFIXUPDEF_CALL(__type, __name, __args...) \ + extern __type ___f_##__name(__args); \ + extern unsigned ___fs_##__name[3]; +#define BTFIXUPDEF_CALL_CONST(__type, __name, __args...) \ + extern __type ___f_##__name(__args) __attribute_const__; \ + extern unsigned ___fs_##__name[3]; +#define BTFIXUP_CALL(__name) ___f_##__name + +#define BTFIXUPDEF_BLACKBOX(__name) \ + extern unsigned ___bs_##__name[2]; + +/* Put bottom 13bits into some register variable */ + +#define BTFIXUPDEF_SIMM13(__name) \ + static inline unsigned int ___sf_##__name(void) __attribute_const__; \ + extern unsigned ___ss_##__name[2]; \ + static inline unsigned int ___sf_##__name(void) { \ + unsigned int ret; \ + __asm__ ("or %%g0, ___s_" #__name ", %0" : "=r"(ret)); \ + return ret; \ + } +#define BTFIXUPDEF_SIMM13_INIT(__name,__val) \ + static inline unsigned int ___sf_##__name(void) __attribute_const__; \ + extern unsigned ___ss_##__name[2]; \ + static inline unsigned int ___sf_##__name(void) { \ + unsigned int ret; \ + __asm__ ("or %%g0, ___s_" #__name "__btset_" #__val ", %0" : "=r"(ret));\ + return ret; \ + } + +/* Put either bottom 13 bits, or upper 22 bits into some register variable + * (depending on the value, this will lead into sethi FIX, reg; or + * mov FIX, reg; ) + */ + +#define BTFIXUPDEF_HALF(__name) \ + static inline unsigned int ___af_##__name(void) __attribute_const__; \ + extern unsigned ___as_##__name[2]; \ + static inline unsigned int ___af_##__name(void) { \ + unsigned int ret; \ + __asm__ ("or %%g0, ___a_" #__name ", %0" : "=r"(ret)); \ + return ret; \ + } +#define BTFIXUPDEF_HALF_INIT(__name,__val) \ + static inline unsigned int ___af_##__name(void) __attribute_const__; \ + extern unsigned ___as_##__name[2]; \ + static inline unsigned int ___af_##__name(void) { \ + unsigned int ret; \ + __asm__ ("or %%g0, ___a_" #__name "__btset_" #__val ", %0" : "=r"(ret));\ + return ret; \ + } + +/* Put upper 22 bits into some register variable */ + +#define BTFIXUPDEF_SETHI(__name) \ + static inline unsigned int ___hf_##__name(void) __attribute_const__; \ + extern unsigned ___hs_##__name[2]; \ + static inline unsigned int ___hf_##__name(void) { \ + unsigned int ret; \ + __asm__ ("sethi %%hi(___h_" #__name "), %0" : "=r"(ret)); \ + return ret; \ + } +#define BTFIXUPDEF_SETHI_INIT(__name,__val) \ + static inline unsigned int ___hf_##__name(void) __attribute_const__; \ + extern unsigned ___hs_##__name[2]; \ + static inline unsigned int ___hf_##__name(void) { \ + unsigned int ret; \ + __asm__ ("sethi %%hi(___h_" #__name "__btset_" #__val "), %0" : \ + "=r"(ret)); \ + return ret; \ + } + +/* Put a full 32bit integer into some register variable */ + +#define BTFIXUPDEF_INT(__name) \ + extern unsigned char ___i_##__name; \ + extern unsigned ___is_##__name[2]; + +#define BTFIXUPCALL_NORM 0x00000000 /* Always call */ +#define BTFIXUPCALL_NOP 0x01000000 /* Possibly optimize to nop */ +#define BTFIXUPCALL_RETINT(i) (0x90102000|((i) & 0x1fff)) /* Possibly optimize to mov i, %o0 */ +#define BTFIXUPCALL_ORINT(i) (0x90122000|((i) & 0x1fff)) /* Possibly optimize to or %o0, i, %o0 */ +#define BTFIXUPCALL_RETO0 0x01000000 /* Return first parameter, actually a nop */ +#define BTFIXUPCALL_ANDNINT(i) (0x902a2000|((i) & 0x1fff)) /* Possibly optimize to andn %o0, i, %o0 */ +#define BTFIXUPCALL_SWAPO0O1 0xd27a0000 /* Possibly optimize to swap [%o0],%o1 */ +#define BTFIXUPCALL_SWAPO0G0 0xc07a0000 /* Possibly optimize to swap [%o0],%g0 */ +#define BTFIXUPCALL_SWAPG1G2 0xc4784000 /* Possibly optimize to swap [%g1],%g2 */ +#define BTFIXUPCALL_STG0O0 0xc0220000 /* Possibly optimize to st %g0,[%o0] */ +#define BTFIXUPCALL_STO1O0 0xd2220000 /* Possibly optimize to st %o1,[%o0] */ + +#define BTFIXUPSET_CALL(__name, __addr, __insn) \ + do { \ + ___fs_##__name[0] |= 1; \ + ___fs_##__name[1] = (unsigned long)__addr; \ + ___fs_##__name[2] = __insn; \ + } while (0) + +#define BTFIXUPSET_BLACKBOX(__name, __func) \ + do { \ + ___bs_##__name[0] |= 1; \ + ___bs_##__name[1] = (unsigned long)__func; \ + } while (0) + +#define BTFIXUPCOPY_CALL(__name, __from) \ + do { \ + ___fs_##__name[0] |= 1; \ + ___fs_##__name[1] = ___fs_##__from[1]; \ + ___fs_##__name[2] = ___fs_##__from[2]; \ + } while (0) + +#define BTFIXUPSET_SIMM13(__name, __val) \ + do { \ + ___ss_##__name[0] |= 1; \ + ___ss_##__name[1] = (unsigned)__val; \ + } while (0) + +#define BTFIXUPCOPY_SIMM13(__name, __from) \ + do { \ + ___ss_##__name[0] |= 1; \ + ___ss_##__name[1] = ___ss_##__from[1]; \ + } while (0) + +#define BTFIXUPSET_HALF(__name, __val) \ + do { \ + ___as_##__name[0] |= 1; \ + ___as_##__name[1] = (unsigned)__val; \ + } while (0) + +#define BTFIXUPCOPY_HALF(__name, __from) \ + do { \ + ___as_##__name[0] |= 1; \ + ___as_##__name[1] = ___as_##__from[1]; \ + } while (0) + +#define BTFIXUPSET_SETHI(__name, __val) \ + do { \ + ___hs_##__name[0] |= 1; \ + ___hs_##__name[1] = (unsigned)__val; \ + } while (0) + +#define BTFIXUPCOPY_SETHI(__name, __from) \ + do { \ + ___hs_##__name[0] |= 1; \ + ___hs_##__name[1] = ___hs_##__from[1]; \ + } while (0) + +#define BTFIXUPSET_INT(__name, __val) \ + do { \ + ___is_##__name[0] |= 1; \ + ___is_##__name[1] = (unsigned)__val; \ + } while (0) + +#define BTFIXUPCOPY_INT(__name, __from) \ + do { \ + ___is_##__name[0] |= 1; \ + ___is_##__name[1] = ___is_##__from[1]; \ + } while (0) + +#define BTFIXUPVAL_CALL(__name) \ + ((unsigned long)___fs_##__name[1]) + +extern void btfixup(void); + +#else /* __ASSEMBLY__ */ + +#define BTFIXUP_SETHI(__name) %hi(___h_ ## __name) +#define BTFIXUP_SETHI_INIT(__name,__val) %hi(___h_ ## __name ## __btset_ ## __val) + +#endif /* __ASSEMBLY__ */ + +#endif /* !(_SPARC_BTFIXUP_H) */ diff --git a/arch/sparc/include/asm/bug.h b/arch/sparc/include/asm/bug.h new file mode 100644 index 0000000..8a59e5a --- /dev/null +++ b/arch/sparc/include/asm/bug.h @@ -0,0 +1,22 @@ +#ifndef _SPARC_BUG_H +#define _SPARC_BUG_H + +#ifdef CONFIG_BUG +#include <linux/compiler.h> + +#ifdef CONFIG_DEBUG_BUGVERBOSE +extern void do_BUG(const char *file, int line); +#define BUG() do { \ + do_BUG(__FILE__, __LINE__); \ + __builtin_trap(); \ +} while (0) +#else +#define BUG() __builtin_trap() +#endif + +#define HAVE_ARCH_BUG +#endif + +#include <asm-generic/bug.h> + +#endif diff --git a/arch/sparc/include/asm/bugs.h b/arch/sparc/include/asm/bugs.h new file mode 100644 index 0000000..e179bc1 --- /dev/null +++ b/arch/sparc/include/asm/bugs.h @@ -0,0 +1,24 @@ +/* include/asm/bugs.h: Sparc probes for various bugs. + * + * Copyright (C) 1996, 2007 David S. Miller (davem@davemloft.net) + */ + +#ifdef CONFIG_SPARC32 +#include <asm/cpudata.h> +#endif + +#ifdef CONFIG_SPARC64 +#include <asm/sstate.h> +#endif + +extern unsigned long loops_per_jiffy; + +static void __init check_bugs(void) +{ +#if defined(CONFIG_SPARC32) && !defined(CONFIG_SMP) + cpu_data(0).udelay_val = loops_per_jiffy; +#endif +#ifdef CONFIG_SPARC64 + sstate_running(); +#endif +} diff --git a/arch/sparc/include/asm/byteorder.h b/arch/sparc/include/asm/byteorder.h new file mode 100644 index 0000000..bcd83aa --- /dev/null +++ b/arch/sparc/include/asm/byteorder.h @@ -0,0 +1,57 @@ +#ifndef _SPARC_BYTEORDER_H +#define _SPARC_BYTEORDER_H + +#include <asm/types.h> +#include <asm/asi.h> + +#ifdef __GNUC__ + +#ifdef CONFIG_SPARC32 +#define __SWAB_64_THRU_32__ +#endif + +#ifdef CONFIG_SPARC64 + +static inline __u16 ___arch__swab16p(const __u16 *addr) +{ + __u16 ret; + + __asm__ __volatile__ ("lduha [%1] %2, %0" + : "=r" (ret) + : "r" (addr), "i" (ASI_PL)); + return ret; +} + +static inline __u32 ___arch__swab32p(const __u32 *addr) +{ + __u32 ret; + + __asm__ __volatile__ ("lduwa [%1] %2, %0" + : "=r" (ret) + : "r" (addr), "i" (ASI_PL)); + return ret; +} + +static inline __u64 ___arch__swab64p(const __u64 *addr) +{ + __u64 ret; + + __asm__ __volatile__ ("ldxa [%1] %2, %0" + : "=r" (ret) + : "r" (addr), "i" (ASI_PL)); + return ret; +} + +#define __arch__swab16p(x) ___arch__swab16p(x) +#define __arch__swab32p(x) ___arch__swab32p(x) +#define __arch__swab64p(x) ___arch__swab64p(x) + +#endif /* CONFIG_SPARC64 */ + +#define __BYTEORDER_HAS_U64__ + +#endif + +#include <linux/byteorder/big_endian.h> + +#endif /* _SPARC_BYTEORDER_H */ diff --git a/arch/sparc/include/asm/cache.h b/arch/sparc/include/asm/cache.h new file mode 100644 index 0000000..41f85ae --- /dev/null +++ b/arch/sparc/include/asm/cache.h @@ -0,0 +1,138 @@ +/* cache.h: Cache specific code for the Sparc. These include flushing + * and direct tag/data line access. + * + * Copyright (C) 1995, 2007 David S. Miller (davem@davemloft.net) + */ + +#ifndef _SPARC_CACHE_H +#define _SPARC_CACHE_H + +#define L1_CACHE_SHIFT 5 +#define L1_CACHE_BYTES 32 +#define L1_CACHE_ALIGN(x) ((((x)+(L1_CACHE_BYTES-1))&~(L1_CACHE_BYTES-1))) + +#ifdef CONFIG_SPARC32 +#define SMP_CACHE_BYTES_SHIFT 5 +#else +#define SMP_CACHE_BYTES_SHIFT 6 +#endif + +#define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT) + +#define __read_mostly __attribute__((__section__(".data.read_mostly"))) + +#ifdef CONFIG_SPARC32 +#include <asm/asi.h> + +/* Direct access to the instruction cache is provided through and + * alternate address space. The IDC bit must be off in the ICCR on + * HyperSparcs for these accesses to work. The code below does not do + * any checking, the caller must do so. These routines are for + * diagnostics only, but could end up being useful. Use with care. + * Also, you are asking for trouble if you execute these in one of the + * three instructions following a %asr/%psr access or modification. + */ + +/* First, cache-tag access. */ +static inline unsigned int get_icache_tag(int setnum, int tagnum) +{ + unsigned int vaddr, retval; + + vaddr = ((setnum&1) << 12) | ((tagnum&0x7f) << 5); + __asm__ __volatile__("lda [%1] %2, %0\n\t" : + "=r" (retval) : + "r" (vaddr), "i" (ASI_M_TXTC_TAG)); + return retval; +} + +static inline void put_icache_tag(int setnum, int tagnum, unsigned int entry) +{ + unsigned int vaddr; + + vaddr = ((setnum&1) << 12) | ((tagnum&0x7f) << 5); + __asm__ __volatile__("sta %0, [%1] %2\n\t" : : + "r" (entry), "r" (vaddr), "i" (ASI_M_TXTC_TAG) : + "memory"); +} + +/* Second cache-data access. The data is returned two-32bit quantities + * at a time. + */ +static inline void get_icache_data(int setnum, int tagnum, int subblock, + unsigned int *data) +{ + unsigned int value1, value2, vaddr; + + vaddr = ((setnum&0x1) << 12) | ((tagnum&0x7f) << 5) | + ((subblock&0x3) << 3); + __asm__ __volatile__("ldda [%2] %3, %%g2\n\t" + "or %%g0, %%g2, %0\n\t" + "or %%g0, %%g3, %1\n\t" : + "=r" (value1), "=r" (value2) : + "r" (vaddr), "i" (ASI_M_TXTC_DATA) : + "g2", "g3"); + data[0] = value1; data[1] = value2; +} + +static inline void put_icache_data(int setnum, int tagnum, int subblock, + unsigned int *data) +{ + unsigned int value1, value2, vaddr; + + vaddr = ((setnum&0x1) << 12) | ((tagnum&0x7f) << 5) | + ((subblock&0x3) << 3); + value1 = data[0]; value2 = data[1]; + __asm__ __volatile__("or %%g0, %0, %%g2\n\t" + "or %%g0, %1, %%g3\n\t" + "stda %%g2, [%2] %3\n\t" : : + "r" (value1), "r" (value2), + "r" (vaddr), "i" (ASI_M_TXTC_DATA) : + "g2", "g3", "memory" /* no joke */); +} + +/* Different types of flushes with the ICACHE. Some of the flushes + * affect both the ICACHE and the external cache. Others only clear + * the ICACHE entries on the cpu itself. V8's (most) allow + * granularity of flushes on the packet (element in line), whole line, + * and entire cache (ie. all lines) level. The ICACHE only flushes are + * ROSS HyperSparc specific and are in ross.h + */ + +/* Flushes which clear out both the on-chip and external caches */ +static inline void flush_ei_page(unsigned int addr) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" : : + "r" (addr), "i" (ASI_M_FLUSH_PAGE) : + "memory"); +} + +static inline void flush_ei_seg(unsigned int addr) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" : : + "r" (addr), "i" (ASI_M_FLUSH_SEG) : + "memory"); +} + +static inline void flush_ei_region(unsigned int addr) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" : : + "r" (addr), "i" (ASI_M_FLUSH_REGION) : + "memory"); +} + +static inline void flush_ei_ctx(unsigned int addr) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" : : + "r" (addr), "i" (ASI_M_FLUSH_CTX) : + "memory"); +} + +static inline void flush_ei_user(unsigned int addr) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" : : + "r" (addr), "i" (ASI_M_FLUSH_USER) : + "memory"); +} +#endif /* CONFIG_SPARC32 */ + +#endif /* !(_SPARC_CACHE_H) */ diff --git a/arch/sparc/include/asm/cacheflush.h b/arch/sparc/include/asm/cacheflush.h new file mode 100644 index 0000000..0491680 --- /dev/null +++ b/arch/sparc/include/asm/cacheflush.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_CACHEFLUSH_H +#define ___ASM_SPARC_CACHEFLUSH_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/cacheflush_64.h> +#else +#include <asm/cacheflush_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/cacheflush_32.h b/arch/sparc/include/asm/cacheflush_32.h new file mode 100644 index 0000000..68ac109 --- /dev/null +++ b/arch/sparc/include/asm/cacheflush_32.h @@ -0,0 +1,85 @@ +#ifndef _SPARC_CACHEFLUSH_H +#define _SPARC_CACHEFLUSH_H + +#include <linux/mm.h> /* Common for other includes */ +// #include <linux/kernel.h> from pgalloc.h +// #include <linux/sched.h> from pgalloc.h + +// #include <asm/page.h> +#include <asm/btfixup.h> + +/* + * Fine grained cache flushing. + */ +#ifdef CONFIG_SMP + +BTFIXUPDEF_CALL(void, local_flush_cache_all, void) +BTFIXUPDEF_CALL(void, local_flush_cache_mm, struct mm_struct *) +BTFIXUPDEF_CALL(void, local_flush_cache_range, struct vm_area_struct *, unsigned long, unsigned long) +BTFIXUPDEF_CALL(void, local_flush_cache_page, struct vm_area_struct *, unsigned long) + +#define local_flush_cache_all() BTFIXUP_CALL(local_flush_cache_all)() +#define local_flush_cache_mm(mm) BTFIXUP_CALL(local_flush_cache_mm)(mm) +#define local_flush_cache_range(vma,start,end) BTFIXUP_CALL(local_flush_cache_range)(vma,start,end) +#define local_flush_cache_page(vma,addr) BTFIXUP_CALL(local_flush_cache_page)(vma,addr) + +BTFIXUPDEF_CALL(void, local_flush_page_to_ram, unsigned long) +BTFIXUPDEF_CALL(void, local_flush_sig_insns, struct mm_struct *, unsigned long) + +#define local_flush_page_to_ram(addr) BTFIXUP_CALL(local_flush_page_to_ram)(addr) +#define local_flush_sig_insns(mm,insn_addr) BTFIXUP_CALL(local_flush_sig_insns)(mm,insn_addr) + +extern void smp_flush_cache_all(void); +extern void smp_flush_cache_mm(struct mm_struct *mm); +extern void smp_flush_cache_range(struct vm_area_struct *vma, + unsigned long start, + unsigned long end); +extern void smp_flush_cache_page(struct vm_area_struct *vma, unsigned long page); + +extern void smp_flush_page_to_ram(unsigned long page); +extern void smp_flush_sig_insns(struct mm_struct *mm, unsigned long insn_addr); + +#endif /* CONFIG_SMP */ + +BTFIXUPDEF_CALL(void, flush_cache_all, void) +BTFIXUPDEF_CALL(void, flush_cache_mm, struct mm_struct *) +BTFIXUPDEF_CALL(void, flush_cache_range, struct vm_area_struct *, unsigned long, unsigned long) +BTFIXUPDEF_CALL(void, flush_cache_page, struct vm_area_struct *, unsigned long) + +#define flush_cache_all() BTFIXUP_CALL(flush_cache_all)() +#define flush_cache_mm(mm) BTFIXUP_CALL(flush_cache_mm)(mm) +#define flush_cache_dup_mm(mm) BTFIXUP_CALL(flush_cache_mm)(mm) +#define flush_cache_range(vma,start,end) BTFIXUP_CALL(flush_cache_range)(vma,start,end) +#define flush_cache_page(vma,addr,pfn) BTFIXUP_CALL(flush_cache_page)(vma,addr) +#define flush_icache_range(start, end) do { } while (0) +#define flush_icache_page(vma, pg) do { } while (0) + +#define flush_icache_user_range(vma,pg,adr,len) do { } while (0) + +#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ + do { \ + flush_cache_page(vma, vaddr, page_to_pfn(page));\ + memcpy(dst, src, len); \ + } while (0) +#define copy_from_user_page(vma, page, vaddr, dst, src, len) \ + do { \ + flush_cache_page(vma, vaddr, page_to_pfn(page));\ + memcpy(dst, src, len); \ + } while (0) + +BTFIXUPDEF_CALL(void, __flush_page_to_ram, unsigned long) +BTFIXUPDEF_CALL(void, flush_sig_insns, struct mm_struct *, unsigned long) + +#define __flush_page_to_ram(addr) BTFIXUP_CALL(__flush_page_to_ram)(addr) +#define flush_sig_insns(mm,insn_addr) BTFIXUP_CALL(flush_sig_insns)(mm,insn_addr) + +extern void sparc_flush_page_to_ram(struct page *page); + +#define flush_dcache_page(page) sparc_flush_page_to_ram(page) +#define flush_dcache_mmap_lock(mapping) do { } while (0) +#define flush_dcache_mmap_unlock(mapping) do { } while (0) + +#define flush_cache_vmap(start, end) flush_cache_all() +#define flush_cache_vunmap(start, end) flush_cache_all() + +#endif /* _SPARC_CACHEFLUSH_H */ diff --git a/arch/sparc/include/asm/cacheflush_64.h b/arch/sparc/include/asm/cacheflush_64.h new file mode 100644 index 0000000..c433217 --- /dev/null +++ b/arch/sparc/include/asm/cacheflush_64.h @@ -0,0 +1,76 @@ +#ifndef _SPARC64_CACHEFLUSH_H +#define _SPARC64_CACHEFLUSH_H + +#include <asm/page.h> + +#ifndef __ASSEMBLY__ + +#include <linux/mm.h> + +/* Cache flush operations. */ + +/* These are the same regardless of whether this is an SMP kernel or not. */ +#define flush_cache_mm(__mm) \ + do { if ((__mm) == current->mm) flushw_user(); } while(0) +#define flush_cache_dup_mm(mm) flush_cache_mm(mm) +#define flush_cache_range(vma, start, end) \ + flush_cache_mm((vma)->vm_mm) +#define flush_cache_page(vma, page, pfn) \ + flush_cache_mm((vma)->vm_mm) + +/* + * On spitfire, the icache doesn't snoop local stores and we don't + * use block commit stores (which invalidate icache lines) during + * module load, so we need this. + */ +extern void flush_icache_range(unsigned long start, unsigned long end); +extern void __flush_icache_page(unsigned long); + +extern void __flush_dcache_page(void *addr, int flush_icache); +extern void flush_dcache_page_impl(struct page *page); +#ifdef CONFIG_SMP +extern void smp_flush_dcache_page_impl(struct page *page, int cpu); +extern void flush_dcache_page_all(struct mm_struct *mm, struct page *page); +#else +#define smp_flush_dcache_page_impl(page,cpu) flush_dcache_page_impl(page) +#define flush_dcache_page_all(mm,page) flush_dcache_page_impl(page) +#endif + +extern void __flush_dcache_range(unsigned long start, unsigned long end); +extern void flush_dcache_page(struct page *page); + +#define flush_icache_page(vma, pg) do { } while(0) +#define flush_icache_user_range(vma,pg,adr,len) do { } while (0) + +extern void flush_ptrace_access(struct vm_area_struct *, struct page *, + unsigned long uaddr, void *kaddr, + unsigned long len, int write); + +#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ + do { \ + flush_cache_page(vma, vaddr, page_to_pfn(page)); \ + memcpy(dst, src, len); \ + flush_ptrace_access(vma, page, vaddr, src, len, 0); \ + } while (0) + +#define copy_from_user_page(vma, page, vaddr, dst, src, len) \ + do { \ + flush_cache_page(vma, vaddr, page_to_pfn(page)); \ + memcpy(dst, src, len); \ + flush_ptrace_access(vma, page, vaddr, dst, len, 1); \ + } while (0) + +#define flush_dcache_mmap_lock(mapping) do { } while (0) +#define flush_dcache_mmap_unlock(mapping) do { } while (0) + +#define flush_cache_vmap(start, end) do { } while (0) +#define flush_cache_vunmap(start, end) do { } while (0) + +#ifdef CONFIG_DEBUG_PAGEALLOC +/* internal debugging function */ +void kernel_map_pages(struct page *page, int numpages, int enable); +#endif + +#endif /* !__ASSEMBLY__ */ + +#endif /* _SPARC64_CACHEFLUSH_H */ diff --git a/arch/sparc/include/asm/chafsr.h b/arch/sparc/include/asm/chafsr.h new file mode 100644 index 0000000..85c69b3 --- /dev/null +++ b/arch/sparc/include/asm/chafsr.h @@ -0,0 +1,241 @@ +#ifndef _SPARC64_CHAFSR_H +#define _SPARC64_CHAFSR_H + +/* Cheetah Asynchronous Fault Status register, ASI=0x4C VA<63:0>=0x0 */ + +/* Comments indicate which processor variants on which the bit definition + * is valid. Codes are: + * ch --> cheetah + * ch+ --> cheetah plus + * jp --> jalapeno + */ + +/* All bits of this register except M_SYNDROME and E_SYNDROME are + * read, write 1 to clear. M_SYNDROME and E_SYNDROME are read-only. + */ + +/* Software bit set by linux trap handlers to indicate that the trap was + * signalled at %tl >= 1. + */ +#define CHAFSR_TL1 (1UL << 63UL) /* n/a */ + +/* Unmapped error from system bus for prefetch queue or + * store queue read operation + */ +#define CHPAFSR_DTO (1UL << 59UL) /* ch+ */ + +/* Bus error from system bus for prefetch queue or store queue + * read operation + */ +#define CHPAFSR_DBERR (1UL << 58UL) /* ch+ */ + +/* Hardware corrected E-cache Tag ECC error */ +#define CHPAFSR_THCE (1UL << 57UL) /* ch+ */ +/* System interface protocol error, hw timeout caused */ +#define JPAFSR_JETO (1UL << 57UL) /* jp */ + +/* SW handled correctable E-cache Tag ECC error */ +#define CHPAFSR_TSCE (1UL << 56UL) /* ch+ */ +/* Parity error on system snoop results */ +#define JPAFSR_SCE (1UL << 56UL) /* jp */ + +/* Uncorrectable E-cache Tag ECC error */ +#define CHPAFSR_TUE (1UL << 55UL) /* ch+ */ +/* System interface protocol error, illegal command detected */ +#define JPAFSR_JEIC (1UL << 55UL) /* jp */ + +/* Uncorrectable system bus data ECC error due to prefetch + * or store fill request + */ +#define CHPAFSR_DUE (1UL << 54UL) /* ch+ */ +/* System interface protocol error, illegal ADTYPE detected */ +#define JPAFSR_JEIT (1UL << 54UL) /* jp */ + +/* Multiple errors of the same type have occurred. This bit is set when + * an uncorrectable error or a SW correctable error occurs and the status + * bit to report that error is already set. When multiple errors of + * different types are indicated by setting multiple status bits. + * + * This bit is not set if multiple HW corrected errors with the same + * status bit occur, only uncorrectable and SW correctable ones have + * this behavior. + * + * This bit is not set when multiple ECC errors happen within a single + * 64-byte system bus transaction. Only the first ECC error in a 16-byte + * subunit will be logged. All errors in subsequent 16-byte subunits + * from the same 64-byte transaction are ignored. + */ +#define CHAFSR_ME (1UL << 53UL) /* ch,ch+,jp */ + +/* Privileged state error has occurred. This is a capture of PSTATE.PRIV + * at the time the error is detected. + */ +#define CHAFSR_PRIV (1UL << 52UL) /* ch,ch+,jp */ + +/* The following bits 51 (CHAFSR_PERR) to 33 (CHAFSR_CE) are sticky error + * bits and record the most recently detected errors. Bits accumulate + * errors that have been detected since the last write to clear the bit. + */ + +/* System interface protocol error. The processor asserts its' ERROR + * pin when this event occurs and it also logs a specific cause code + * into a JTAG scannable flop. + */ +#define CHAFSR_PERR (1UL << 51UL) /* ch,ch+,jp */ + +/* Internal processor error. The processor asserts its' ERROR + * pin when this event occurs and it also logs a specific cause code + * into a JTAG scannable flop. + */ +#define CHAFSR_IERR (1UL << 50UL) /* ch,ch+,jp */ + +/* System request parity error on incoming address */ +#define CHAFSR_ISAP (1UL << 49UL) /* ch,ch+,jp */ + +/* HW Corrected system bus MTAG ECC error */ +#define CHAFSR_EMC (1UL << 48UL) /* ch,ch+ */ +/* Parity error on L2 cache tag SRAM */ +#define JPAFSR_ETP (1UL << 48UL) /* jp */ + +/* Uncorrectable system bus MTAG ECC error */ +#define CHAFSR_EMU (1UL << 47UL) /* ch,ch+ */ +/* Out of range memory error has occurred */ +#define JPAFSR_OM (1UL << 47UL) /* jp */ + +/* HW Corrected system bus data ECC error for read of interrupt vector */ +#define CHAFSR_IVC (1UL << 46UL) /* ch,ch+ */ +/* Error due to unsupported store */ +#define JPAFSR_UMS (1UL << 46UL) /* jp */ + +/* Uncorrectable system bus data ECC error for read of interrupt vector */ +#define CHAFSR_IVU (1UL << 45UL) /* ch,ch+,jp */ + +/* Unmapped error from system bus */ +#define CHAFSR_TO (1UL << 44UL) /* ch,ch+,jp */ + +/* Bus error response from system bus */ +#define CHAFSR_BERR (1UL << 43UL) /* ch,ch+,jp */ + +/* SW Correctable E-cache ECC error for instruction fetch or data access + * other than block load. + */ +#define CHAFSR_UCC (1UL << 42UL) /* ch,ch+,jp */ + +/* Uncorrectable E-cache ECC error for instruction fetch or data access + * other than block load. + */ +#define CHAFSR_UCU (1UL << 41UL) /* ch,ch+,jp */ + +/* Copyout HW Corrected ECC error */ +#define CHAFSR_CPC (1UL << 40UL) /* ch,ch+,jp */ + +/* Copyout Uncorrectable ECC error */ +#define CHAFSR_CPU (1UL << 39UL) /* ch,ch+,jp */ + +/* HW Corrected ECC error from E-cache for writeback */ +#define CHAFSR_WDC (1UL << 38UL) /* ch,ch+,jp */ + +/* Uncorrectable ECC error from E-cache for writeback */ +#define CHAFSR_WDU (1UL << 37UL) /* ch,ch+,jp */ + +/* HW Corrected ECC error from E-cache for store merge or block load */ +#define CHAFSR_EDC (1UL << 36UL) /* ch,ch+,jp */ + +/* Uncorrectable ECC error from E-cache for store merge or block load */ +#define CHAFSR_EDU (1UL << 35UL) /* ch,ch+,jp */ + +/* Uncorrectable system bus data ECC error for read of memory or I/O */ +#define CHAFSR_UE (1UL << 34UL) /* ch,ch+,jp */ + +/* HW Corrected system bus data ECC error for read of memory or I/O */ +#define CHAFSR_CE (1UL << 33UL) /* ch,ch+,jp */ + +/* Uncorrectable ECC error from remote cache/memory */ +#define JPAFSR_RUE (1UL << 32UL) /* jp */ + +/* Correctable ECC error from remote cache/memory */ +#define JPAFSR_RCE (1UL << 31UL) /* jp */ + +/* JBUS parity error on returned read data */ +#define JPAFSR_BP (1UL << 30UL) /* jp */ + +/* JBUS parity error on data for writeback or block store */ +#define JPAFSR_WBP (1UL << 29UL) /* jp */ + +/* Foreign read to DRAM incurring correctable ECC error */ +#define JPAFSR_FRC (1UL << 28UL) /* jp */ + +/* Foreign read to DRAM incurring uncorrectable ECC error */ +#define JPAFSR_FRU (1UL << 27UL) /* jp */ + +#define CHAFSR_ERRORS (CHAFSR_PERR | CHAFSR_IERR | CHAFSR_ISAP | CHAFSR_EMC | \ + CHAFSR_EMU | CHAFSR_IVC | CHAFSR_IVU | CHAFSR_TO | \ + CHAFSR_BERR | CHAFSR_UCC | CHAFSR_UCU | CHAFSR_CPC | \ + CHAFSR_CPU | CHAFSR_WDC | CHAFSR_WDU | CHAFSR_EDC | \ + CHAFSR_EDU | CHAFSR_UE | CHAFSR_CE) +#define CHPAFSR_ERRORS (CHPAFSR_DTO | CHPAFSR_DBERR | CHPAFSR_THCE | \ + CHPAFSR_TSCE | CHPAFSR_TUE | CHPAFSR_DUE | \ + CHAFSR_PERR | CHAFSR_IERR | CHAFSR_ISAP | CHAFSR_EMC | \ + CHAFSR_EMU | CHAFSR_IVC | CHAFSR_IVU | CHAFSR_TO | \ + CHAFSR_BERR | CHAFSR_UCC | CHAFSR_UCU | CHAFSR_CPC | \ + CHAFSR_CPU | CHAFSR_WDC | CHAFSR_WDU | CHAFSR_EDC | \ + CHAFSR_EDU | CHAFSR_UE | CHAFSR_CE) +#define JPAFSR_ERRORS (JPAFSR_JETO | JPAFSR_SCE | JPAFSR_JEIC | \ + JPAFSR_JEIT | CHAFSR_PERR | CHAFSR_IERR | \ + CHAFSR_ISAP | JPAFSR_ETP | JPAFSR_OM | \ + JPAFSR_UMS | CHAFSR_IVU | CHAFSR_TO | \ + CHAFSR_BERR | CHAFSR_UCC | CHAFSR_UCU | \ + CHAFSR_CPC | CHAFSR_CPU | CHAFSR_WDC | \ + CHAFSR_WDU | CHAFSR_EDC | CHAFSR_EDU | \ + CHAFSR_UE | CHAFSR_CE | JPAFSR_RUE | \ + JPAFSR_RCE | JPAFSR_BP | JPAFSR_WBP | \ + JPAFSR_FRC | JPAFSR_FRU) + +/* Active JBUS request signal when error occurred */ +#define JPAFSR_JBREQ (0x7UL << 24UL) /* jp */ +#define JPAFSR_JBREQ_SHIFT 24UL + +/* L2 cache way information */ +#define JPAFSR_ETW (0x3UL << 22UL) /* jp */ +#define JPAFSR_ETW_SHIFT 22UL + +/* System bus MTAG ECC syndrome. This field captures the status of the + * first occurrence of the highest-priority error according to the M_SYND + * overwrite policy. After the AFSR sticky bit, corresponding to the error + * for which the M_SYND is reported, is cleared, the contents of the M_SYND + * field will be unchanged by will be unfrozen for further error capture. + */ +#define CHAFSR_M_SYNDROME (0xfUL << 16UL) /* ch,ch+,jp */ +#define CHAFSR_M_SYNDROME_SHIFT 16UL + +/* Agenid Id of the foreign device causing the UE/CE errors */ +#define JPAFSR_AID (0x1fUL << 9UL) /* jp */ +#define JPAFSR_AID_SHIFT 9UL + +/* System bus or E-cache data ECC syndrome. This field captures the status + * of the first occurrence of the highest-priority error according to the + * E_SYND overwrite policy. After the AFSR sticky bit, corresponding to the + * error for which the E_SYND is reported, is cleare, the contents of the E_SYND + * field will be unchanged but will be unfrozen for further error capture. + */ +#define CHAFSR_E_SYNDROME (0x1ffUL << 0UL) /* ch,ch+,jp */ +#define CHAFSR_E_SYNDROME_SHIFT 0UL + +/* The AFSR must be explicitly cleared by software, it is not cleared automatically + * by a read. Writes to bits <51:33> with bits set will clear the corresponding + * bits in the AFSR. Bits associated with disrupting traps must be cleared before + * interrupts are re-enabled to prevent multiple traps for the same error. I.e. + * PSTATE.IE and AFSR bits control delivery of disrupting traps. + * + * Since there is only one AFAR, when multiple events have been logged by the + * bits in the AFSR, at most one of these events will have its status captured + * in the AFAR. The highest priority of those event bits will get AFAR logging. + * The AFAR will be unlocked and available to capture the address of another event + * as soon as the one bit in AFSR that corresponds to the event logged in AFAR is + * cleared. For example, if AFSR.CE is detected, then AFSR.UE (which overwrites + * the AFAR), and AFSR.UE is cleared by not AFSR.CE, then the AFAR will be unlocked + * and ready for another event, even though AFSR.CE is still set. The same rules + * also apply to the M_SYNDROME and E_SYNDROME fields of the AFSR. + */ + +#endif /* _SPARC64_CHAFSR_H */ diff --git a/arch/sparc/include/asm/checksum.h b/arch/sparc/include/asm/checksum.h new file mode 100644 index 0000000..7ac0d74 --- /dev/null +++ b/arch/sparc/include/asm/checksum.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_CHECKSUM_H +#define ___ASM_SPARC_CHECKSUM_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/checksum_64.h> +#else +#include <asm/checksum_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/checksum_32.h b/arch/sparc/include/asm/checksum_32.h new file mode 100644 index 0000000..bdbda14 --- /dev/null +++ b/arch/sparc/include/asm/checksum_32.h @@ -0,0 +1,241 @@ +#ifndef __SPARC_CHECKSUM_H +#define __SPARC_CHECKSUM_H + +/* checksum.h: IP/UDP/TCP checksum routines on the Sparc. + * + * Copyright(C) 1995 Linus Torvalds + * Copyright(C) 1995 Miguel de Icaza + * Copyright(C) 1996 David S. Miller + * Copyright(C) 1996 Eddie C. Dost + * Copyright(C) 1997 Jakub Jelinek + * + * derived from: + * Alpha checksum c-code + * ix86 inline assembly + * RFC1071 Computing the Internet Checksum + */ + +#include <linux/in6.h> +#include <asm/uaccess.h> + +/* computes the checksum of a memory block at buff, length len, + * and adds in "sum" (32-bit) + * + * returns a 32-bit number suitable for feeding into itself + * or csum_tcpudp_magic + * + * this function must be called with even lengths, except + * for the last fragment, which may be odd + * + * it's best to have buff aligned on a 32-bit boundary + */ +extern __wsum csum_partial(const void *buff, int len, __wsum sum); + +/* the same as csum_partial, but copies from fs:src while it + * checksums + * + * here even more important to align src and dst on a 32-bit (or even + * better 64-bit) boundary + */ + +extern unsigned int __csum_partial_copy_sparc_generic (const unsigned char *, unsigned char *); + +static inline __wsum +csum_partial_copy_nocheck(const void *src, void *dst, int len, __wsum sum) +{ + register unsigned int ret asm("o0") = (unsigned int)src; + register char *d asm("o1") = dst; + register int l asm("g1") = len; + + __asm__ __volatile__ ( + "call __csum_partial_copy_sparc_generic\n\t" + " mov %6, %%g7\n" + : "=&r" (ret), "=&r" (d), "=&r" (l) + : "0" (ret), "1" (d), "2" (l), "r" (sum) + : "o2", "o3", "o4", "o5", "o7", + "g2", "g3", "g4", "g5", "g7", + "memory", "cc"); + return (__force __wsum)ret; +} + +static inline __wsum +csum_partial_copy_from_user(const void __user *src, void *dst, int len, + __wsum sum, int *err) + { + register unsigned long ret asm("o0") = (unsigned long)src; + register char *d asm("o1") = dst; + register int l asm("g1") = len; + register __wsum s asm("g7") = sum; + + __asm__ __volatile__ ( + ".section __ex_table,#alloc\n\t" + ".align 4\n\t" + ".word 1f,2\n\t" + ".previous\n" + "1:\n\t" + "call __csum_partial_copy_sparc_generic\n\t" + " st %8, [%%sp + 64]\n" + : "=&r" (ret), "=&r" (d), "=&r" (l), "=&r" (s) + : "0" (ret), "1" (d), "2" (l), "3" (s), "r" (err) + : "o2", "o3", "o4", "o5", "o7", "g2", "g3", "g4", "g5", + "cc", "memory"); + return (__force __wsum)ret; +} + +static inline __wsum +csum_partial_copy_to_user(const void *src, void __user *dst, int len, + __wsum sum, int *err) +{ + if (!access_ok (VERIFY_WRITE, dst, len)) { + *err = -EFAULT; + return sum; + } else { + register unsigned long ret asm("o0") = (unsigned long)src; + register char __user *d asm("o1") = dst; + register int l asm("g1") = len; + register __wsum s asm("g7") = sum; + + __asm__ __volatile__ ( + ".section __ex_table,#alloc\n\t" + ".align 4\n\t" + ".word 1f,1\n\t" + ".previous\n" + "1:\n\t" + "call __csum_partial_copy_sparc_generic\n\t" + " st %8, [%%sp + 64]\n" + : "=&r" (ret), "=&r" (d), "=&r" (l), "=&r" (s) + : "0" (ret), "1" (d), "2" (l), "3" (s), "r" (err) + : "o2", "o3", "o4", "o5", "o7", + "g2", "g3", "g4", "g5", + "cc", "memory"); + return (__force __wsum)ret; + } +} + +#define HAVE_CSUM_COPY_USER +#define csum_and_copy_to_user csum_partial_copy_to_user + +/* ihl is always 5 or greater, almost always is 5, and iph is word aligned + * the majority of the time. + */ +static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl) +{ + __sum16 sum; + + /* Note: We must read %2 before we touch %0 for the first time, + * because GCC can legitimately use the same register for + * both operands. + */ + __asm__ __volatile__("sub\t%2, 4, %%g4\n\t" + "ld\t[%1 + 0x00], %0\n\t" + "ld\t[%1 + 0x04], %%g2\n\t" + "ld\t[%1 + 0x08], %%g3\n\t" + "addcc\t%%g2, %0, %0\n\t" + "addxcc\t%%g3, %0, %0\n\t" + "ld\t[%1 + 0x0c], %%g2\n\t" + "ld\t[%1 + 0x10], %%g3\n\t" + "addxcc\t%%g2, %0, %0\n\t" + "addx\t%0, %%g0, %0\n" + "1:\taddcc\t%%g3, %0, %0\n\t" + "add\t%1, 4, %1\n\t" + "addxcc\t%0, %%g0, %0\n\t" + "subcc\t%%g4, 1, %%g4\n\t" + "be,a\t2f\n\t" + "sll\t%0, 16, %%g2\n\t" + "b\t1b\n\t" + "ld\t[%1 + 0x10], %%g3\n" + "2:\taddcc\t%0, %%g2, %%g2\n\t" + "srl\t%%g2, 16, %0\n\t" + "addx\t%0, %%g0, %0\n\t" + "xnor\t%%g0, %0, %0" + : "=r" (sum), "=&r" (iph) + : "r" (ihl), "1" (iph) + : "g2", "g3", "g4", "cc", "memory"); + return sum; +} + +/* Fold a partial checksum without adding pseudo headers. */ +static inline __sum16 csum_fold(__wsum sum) +{ + unsigned int tmp; + + __asm__ __volatile__("addcc\t%0, %1, %1\n\t" + "srl\t%1, 16, %1\n\t" + "addx\t%1, %%g0, %1\n\t" + "xnor\t%%g0, %1, %0" + : "=&r" (sum), "=r" (tmp) + : "0" (sum), "1" ((__force u32)sum<<16) + : "cc"); + return (__force __sum16)sum; +} + +static inline __wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr, + unsigned short len, + unsigned short proto, + __wsum sum) +{ + __asm__ __volatile__("addcc\t%1, %0, %0\n\t" + "addxcc\t%2, %0, %0\n\t" + "addxcc\t%3, %0, %0\n\t" + "addx\t%0, %%g0, %0\n\t" + : "=r" (sum), "=r" (saddr) + : "r" (daddr), "r" (proto + len), "0" (sum), + "1" (saddr) + : "cc"); + return sum; +} + +/* + * computes the checksum of the TCP/UDP pseudo-header + * returns a 16-bit checksum, already complemented + */ +static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr, + unsigned short len, + unsigned short proto, + __wsum sum) +{ + return csum_fold(csum_tcpudp_nofold(saddr,daddr,len,proto,sum)); +} + +#define _HAVE_ARCH_IPV6_CSUM + +static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr, + const struct in6_addr *daddr, + __u32 len, unsigned short proto, + __wsum sum) +{ + __asm__ __volatile__ ( + "addcc %3, %4, %%g4\n\t" + "addxcc %5, %%g4, %%g4\n\t" + "ld [%2 + 0x0c], %%g2\n\t" + "ld [%2 + 0x08], %%g3\n\t" + "addxcc %%g2, %%g4, %%g4\n\t" + "ld [%2 + 0x04], %%g2\n\t" + "addxcc %%g3, %%g4, %%g4\n\t" + "ld [%2 + 0x00], %%g3\n\t" + "addxcc %%g2, %%g4, %%g4\n\t" + "ld [%1 + 0x0c], %%g2\n\t" + "addxcc %%g3, %%g4, %%g4\n\t" + "ld [%1 + 0x08], %%g3\n\t" + "addxcc %%g2, %%g4, %%g4\n\t" + "ld [%1 + 0x04], %%g2\n\t" + "addxcc %%g3, %%g4, %%g4\n\t" + "ld [%1 + 0x00], %%g3\n\t" + "addxcc %%g2, %%g4, %%g4\n\t" + "addxcc %%g3, %%g4, %0\n\t" + "addx 0, %0, %0\n" + : "=&r" (sum) + : "r" (saddr), "r" (daddr), + "r"(htonl(len)), "r"(htonl(proto)), "r"(sum) + : "g2", "g3", "g4", "cc"); + + return csum_fold(sum); +} + +/* this routine is used for miscellaneous IP-like checksums, mainly in icmp.c */ +static inline __sum16 ip_compute_csum(const void *buff, int len) +{ + return csum_fold(csum_partial(buff, len, 0)); +} + +#endif /* !(__SPARC_CHECKSUM_H) */ diff --git a/arch/sparc/include/asm/checksum_64.h b/arch/sparc/include/asm/checksum_64.h new file mode 100644 index 0000000..019b961 --- /dev/null +++ b/arch/sparc/include/asm/checksum_64.h @@ -0,0 +1,167 @@ +#ifndef __SPARC64_CHECKSUM_H +#define __SPARC64_CHECKSUM_H + +/* checksum.h: IP/UDP/TCP checksum routines on the V9. + * + * Copyright(C) 1995 Linus Torvalds + * Copyright(C) 1995 Miguel de Icaza + * Copyright(C) 1996 David S. Miller + * Copyright(C) 1996 Eddie C. Dost + * Copyright(C) 1997 Jakub Jelinek + * + * derived from: + * Alpha checksum c-code + * ix86 inline assembly + * RFC1071 Computing the Internet Checksum + */ + +#include <linux/in6.h> +#include <asm/uaccess.h> + +/* computes the checksum of a memory block at buff, length len, + * and adds in "sum" (32-bit) + * + * returns a 32-bit number suitable for feeding into itself + * or csum_tcpudp_magic + * + * this function must be called with even lengths, except + * for the last fragment, which may be odd + * + * it's best to have buff aligned on a 32-bit boundary + */ +extern __wsum csum_partial(const void * buff, int len, __wsum sum); + +/* the same as csum_partial, but copies from user space while it + * checksums + * + * here even more important to align src and dst on a 32-bit (or even + * better 64-bit) boundary + */ +extern __wsum csum_partial_copy_nocheck(const void *src, void *dst, + int len, __wsum sum); + +extern long __csum_partial_copy_from_user(const void __user *src, + void *dst, int len, + __wsum sum); + +static inline __wsum +csum_partial_copy_from_user(const void __user *src, + void *dst, int len, + __wsum sum, int *err) +{ + long ret = __csum_partial_copy_from_user(src, dst, len, sum); + if (ret < 0) + *err = -EFAULT; + return (__force __wsum) ret; +} + +/* + * Copy and checksum to user + */ +#define HAVE_CSUM_COPY_USER +extern long __csum_partial_copy_to_user(const void *src, + void __user *dst, int len, + __wsum sum); + +static inline __wsum +csum_and_copy_to_user(const void *src, + void __user *dst, int len, + __wsum sum, int *err) +{ + long ret = __csum_partial_copy_to_user(src, dst, len, sum); + if (ret < 0) + *err = -EFAULT; + return (__force __wsum) ret; +} + +/* ihl is always 5 or greater, almost always is 5, and iph is word aligned + * the majority of the time. + */ +extern __sum16 ip_fast_csum(const void *iph, unsigned int ihl); + +/* Fold a partial checksum without adding pseudo headers. */ +static inline __sum16 csum_fold(__wsum sum) +{ + unsigned int tmp; + + __asm__ __volatile__( +" addcc %0, %1, %1\n" +" srl %1, 16, %1\n" +" addc %1, %%g0, %1\n" +" xnor %%g0, %1, %0\n" + : "=&r" (sum), "=r" (tmp) + : "0" (sum), "1" ((__force u32)sum<<16) + : "cc"); + return (__force __sum16)sum; +} + +static inline __wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr, + unsigned int len, + unsigned short proto, + __wsum sum) +{ + __asm__ __volatile__( +" addcc %1, %0, %0\n" +" addccc %2, %0, %0\n" +" addccc %3, %0, %0\n" +" addc %0, %%g0, %0\n" + : "=r" (sum), "=r" (saddr) + : "r" (daddr), "r" (proto + len), "0" (sum), "1" (saddr) + : "cc"); + return sum; +} + +/* + * computes the checksum of the TCP/UDP pseudo-header + * returns a 16-bit checksum, already complemented + */ +static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr, + unsigned short len, + unsigned short proto, + __wsum sum) +{ + return csum_fold(csum_tcpudp_nofold(saddr,daddr,len,proto,sum)); +} + +#define _HAVE_ARCH_IPV6_CSUM + +static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr, + const struct in6_addr *daddr, + __u32 len, unsigned short proto, + __wsum sum) +{ + __asm__ __volatile__ ( +" addcc %3, %4, %%g7\n" +" addccc %5, %%g7, %%g7\n" +" lduw [%2 + 0x0c], %%g2\n" +" lduw [%2 + 0x08], %%g3\n" +" addccc %%g2, %%g7, %%g7\n" +" lduw [%2 + 0x04], %%g2\n" +" addccc %%g3, %%g7, %%g7\n" +" lduw [%2 + 0x00], %%g3\n" +" addccc %%g2, %%g7, %%g7\n" +" lduw [%1 + 0x0c], %%g2\n" +" addccc %%g3, %%g7, %%g7\n" +" lduw [%1 + 0x08], %%g3\n" +" addccc %%g2, %%g7, %%g7\n" +" lduw [%1 + 0x04], %%g2\n" +" addccc %%g3, %%g7, %%g7\n" +" lduw [%1 + 0x00], %%g3\n" +" addccc %%g2, %%g7, %%g7\n" +" addccc %%g3, %%g7, %0\n" +" addc 0, %0, %0\n" + : "=&r" (sum) + : "r" (saddr), "r" (daddr), "r"(htonl(len)), + "r"(htonl(proto)), "r"(sum) + : "g2", "g3", "g7", "cc"); + + return csum_fold(sum); +} + +/* this routine is used for miscellaneous IP-like checksums, mainly in icmp.c */ +static inline __sum16 ip_compute_csum(const void *buff, int len) +{ + return csum_fold(csum_partial(buff, len, 0)); +} + +#endif /* !(__SPARC64_CHECKSUM_H) */ diff --git a/arch/sparc/include/asm/chmctrl.h b/arch/sparc/include/asm/chmctrl.h new file mode 100644 index 0000000..859b4a4 --- /dev/null +++ b/arch/sparc/include/asm/chmctrl.h @@ -0,0 +1,183 @@ +#ifndef _SPARC64_CHMCTRL_H +#define _SPARC64_CHMCTRL_H + +/* Cheetah memory controller programmable registers. */ +#define CHMCTRL_TCTRL1 0x00 /* Memory Timing Control I */ +#define CHMCTRL_TCTRL2 0x08 /* Memory Timing Control II */ +#define CHMCTRL_TCTRL3 0x38 /* Memory Timing Control III */ +#define CHMCTRL_TCTRL4 0x40 /* Memory Timing Control IV */ +#define CHMCTRL_DECODE1 0x10 /* Memory Address Decode I */ +#define CHMCTRL_DECODE2 0x18 /* Memory Address Decode II */ +#define CHMCTRL_DECODE3 0x20 /* Memory Address Decode III */ +#define CHMCTRL_DECODE4 0x28 /* Memory Address Decode IV */ +#define CHMCTRL_MACTRL 0x30 /* Memory Address Control */ + +/* Memory Timing Control I */ +#define TCTRL1_SDRAMCTL_DLY 0xf000000000000000UL +#define TCTRL1_SDRAMCTL_DLY_SHIFT 60 +#define TCTRL1_SDRAMCLK_DLY 0x0e00000000000000UL +#define TCTRL1_SDRAMCLK_DLY_SHIFT 57 +#define TCTRL1_R 0x0100000000000000UL +#define TCTRL1_R_SHIFT 56 +#define TCTRL1_AUTORFR_CYCLE 0x00fe000000000000UL +#define TCTRL1_AUTORFR_CYCLE_SHIFT 49 +#define TCTRL1_RD_WAIT 0x0001f00000000000UL +#define TCTRL1_RD_WAIT_SHIFT 44 +#define TCTRL1_PC_CYCLE 0x00000fc000000000UL +#define TCTRL1_PC_CYCLE_SHIFT 38 +#define TCTRL1_WR_MORE_RAS_PW 0x0000003f00000000UL +#define TCTRL1_WR_MORE_RAS_PW_SHIFT 32 +#define TCTRL1_RD_MORE_RAW_PW 0x00000000fc000000UL +#define TCTRL1_RD_MORE_RAS_PW_SHIFT 26 +#define TCTRL1_ACT_WR_DLY 0x0000000003f00000UL +#define TCTRL1_ACT_WR_DLY_SHIFT 20 +#define TCTRL1_ACT_RD_DLY 0x00000000000fc000UL +#define TCTRL1_ACT_RD_DLY_SHIFT 14 +#define TCTRL1_BANK_PRESENT 0x0000000000003000UL +#define TCTRL1_BANK_PRESENT_SHIFT 12 +#define TCTRL1_RFR_INT 0x0000000000000ff8UL +#define TCTRL1_RFR_INT_SHIFT 3 +#define TCTRL1_SET_MODE_REG 0x0000000000000004UL +#define TCTRL1_SET_MODE_REG_SHIFT 2 +#define TCTRL1_RFR_ENABLE 0x0000000000000002UL +#define TCTRL1_RFR_ENABLE_SHIFT 1 +#define TCTRL1_PRECHG_ALL 0x0000000000000001UL +#define TCTRL1_PRECHG_ALL_SHIFT 0 + +/* Memory Timing Control II */ +#define TCTRL2_WR_MSEL_DLY 0xfc00000000000000UL +#define TCTRL2_WR_MSEL_DLY_SHIFT 58 +#define TCTRL2_RD_MSEL_DLY 0x03f0000000000000UL +#define TCTRL2_RD_MSEL_DLY_SHIFT 52 +#define TCTRL2_WRDATA_THLD 0x000c000000000000UL +#define TCTRL2_WRDATA_THLD_SHIFT 50 +#define TCTRL2_RDWR_RD_TI_DLY 0x0003f00000000000UL +#define TCTRL2_RDWR_RD_TI_DLY_SHIFT 44 +#define TCTRL2_AUTOPRECHG_ENBL 0x0000080000000000UL +#define TCTRL2_AUTOPRECHG_ENBL_SHIFT 43 +#define TCTRL2_RDWR_PI_MORE_DLY 0x000007c000000000UL +#define TCTRL2_RDWR_PI_MORE_DLY_SHIFT 38 +#define TCTRL2_RDWR_1_DLY 0x0000003f00000000UL +#define TCTRL2_RDWR_1_DLY_SHIFT 32 +#define TCTRL2_WRWR_PI_MORE_DLY 0x00000000f8000000UL +#define TCTRL2_WRWR_PI_MORE_DLY_SHIFT 27 +#define TCTRL2_WRWR_1_DLY 0x0000000007e00000UL +#define TCTRL2_WRWR_1_DLY_SHIFT 21 +#define TCTRL2_RDWR_RD_PI_MORE_DLY 0x00000000001f0000UL +#define TCTRL2_RDWR_RD_PI_MORE_DLY_SHIFT 16 +#define TCTRL2_R 0x0000000000008000UL +#define TCTRL2_R_SHIFT 15 +#define TCTRL2_SDRAM_MODE_REG_DATA 0x0000000000007fffUL +#define TCTRL2_SDRAM_MODE_REG_DATA_SHIFT 0 + +/* Memory Timing Control III */ +#define TCTRL3_SDRAM_CTL_DLY 0xf000000000000000UL +#define TCTRL3_SDRAM_CTL_DLY_SHIFT 60 +#define TCTRL3_SDRAM_CLK_DLY 0x0e00000000000000UL +#define TCTRL3_SDRAM_CLK_DLY_SHIFT 57 +#define TCTRL3_R 0x0100000000000000UL +#define TCTRL3_R_SHIFT 56 +#define TCTRL3_AUTO_RFR_CYCLE 0x00fe000000000000UL +#define TCTRL3_AUTO_RFR_CYCLE_SHIFT 49 +#define TCTRL3_RD_WAIT 0x0001f00000000000UL +#define TCTRL3_RD_WAIT_SHIFT 44 +#define TCTRL3_PC_CYCLE 0x00000fc000000000UL +#define TCTRL3_PC_CYCLE_SHIFT 38 +#define TCTRL3_WR_MORE_RAW_PW 0x0000003f00000000UL +#define TCTRL3_WR_MORE_RAW_PW_SHIFT 32 +#define TCTRL3_RD_MORE_RAW_PW 0x00000000fc000000UL +#define TCTRL3_RD_MORE_RAW_PW_SHIFT 26 +#define TCTRL3_ACT_WR_DLY 0x0000000003f00000UL +#define TCTRL3_ACT_WR_DLY_SHIFT 20 +#define TCTRL3_ACT_RD_DLY 0x00000000000fc000UL +#define TCTRL3_ACT_RD_DLY_SHIFT 14 +#define TCTRL3_BANK_PRESENT 0x0000000000003000UL +#define TCTRL3_BANK_PRESENT_SHIFT 12 +#define TCTRL3_RFR_INT 0x0000000000000ff8UL +#define TCTRL3_RFR_INT_SHIFT 3 +#define TCTRL3_SET_MODE_REG 0x0000000000000004UL +#define TCTRL3_SET_MODE_REG_SHIFT 2 +#define TCTRL3_RFR_ENABLE 0x0000000000000002UL +#define TCTRL3_RFR_ENABLE_SHIFT 1 +#define TCTRL3_PRECHG_ALL 0x0000000000000001UL +#define TCTRL3_PRECHG_ALL_SHIFT 0 + +/* Memory Timing Control IV */ +#define TCTRL4_WR_MSEL_DLY 0xfc00000000000000UL +#define TCTRL4_WR_MSEL_DLY_SHIFT 58 +#define TCTRL4_RD_MSEL_DLY 0x03f0000000000000UL +#define TCTRL4_RD_MSEL_DLY_SHIFT 52 +#define TCTRL4_WRDATA_THLD 0x000c000000000000UL +#define TCTRL4_WRDATA_THLD_SHIFT 50 +#define TCTRL4_RDWR_RD_RI_DLY 0x0003f00000000000UL +#define TCTRL4_RDWR_RD_RI_DLY_SHIFT 44 +#define TCTRL4_AUTO_PRECHG_ENBL 0x0000080000000000UL +#define TCTRL4_AUTO_PRECHG_ENBL_SHIFT 43 +#define TCTRL4_RD_WR_PI_MORE_DLY 0x000007c000000000UL +#define TCTRL4_RD_WR_PI_MORE_DLY_SHIFT 38 +#define TCTRL4_RD_WR_TI_DLY 0x0000003f00000000UL +#define TCTRL4_RD_WR_TI_DLY_SHIFT 32 +#define TCTRL4_WR_WR_PI_MORE_DLY 0x00000000f8000000UL +#define TCTRL4_WR_WR_PI_MORE_DLY_SHIFT 27 +#define TCTRL4_WR_WR_TI_DLY 0x0000000007e00000UL +#define TCTRL4_WR_WR_TI_DLY_SHIFT 21 +#define TCTRL4_RDWR_RD_PI_MORE_DLY 0x00000000001f000UL0 +#define TCTRL4_RDWR_RD_PI_MORE_DLY_SHIFT 16 +#define TCTRL4_R 0x0000000000008000UL +#define TCTRL4_R_SHIFT 15 +#define TCTRL4_SDRAM_MODE_REG_DATA 0x0000000000007fffUL +#define TCTRL4_SDRAM_MODE_REG_DATA_SHIFT 0 + +/* All 4 memory address decoding registers have the + * same layout. + */ +#define MEM_DECODE_VALID 0x8000000000000000UL /* Valid */ +#define MEM_DECODE_VALID_SHIFT 63 +#define MEM_DECODE_UK 0x001ffe0000000000UL /* Upper mask */ +#define MEM_DECODE_UK_SHIFT 41 +#define MEM_DECODE_UM 0x0000001ffff00000UL /* Upper match */ +#define MEM_DECODE_UM_SHIFT 20 +#define MEM_DECODE_LK 0x000000000003c000UL /* Lower mask */ +#define MEM_DECODE_LK_SHIFT 14 +#define MEM_DECODE_LM 0x0000000000000f00UL /* Lower match */ +#define MEM_DECODE_LM_SHIFT 8 + +#define PA_UPPER_BITS 0x000007fffc000000UL +#define PA_UPPER_BITS_SHIFT 26 +#define PA_LOWER_BITS 0x00000000000003c0UL +#define PA_LOWER_BITS_SHIFT 6 + +#define MACTRL_R0 0x8000000000000000UL +#define MACTRL_R0_SHIFT 63 +#define MACTRL_ADDR_LE_PW 0x7000000000000000UL +#define MACTRL_ADDR_LE_PW_SHIFT 60 +#define MACTRL_CMD_PW 0x0f00000000000000UL +#define MACTRL_CMD_PW_SHIFT 56 +#define MACTRL_HALF_MODE_WR_MSEL_DLY 0x00fc000000000000UL +#define MACTRL_HALF_MODE_WR_MSEL_DLY_SHIFT 50 +#define MACTRL_HALF_MODE_RD_MSEL_DLY 0x0003f00000000000UL +#define MACTRL_HALF_MODE_RD_MSEL_DLY_SHIFT 44 +#define MACTRL_HALF_MODE_SDRAM_CTL_DLY 0x00000f0000000000UL +#define MACTRL_HALF_MODE_SDRAM_CTL_DLY_SHIFT 40 +#define MACTRL_HALF_MODE_SDRAM_CLK_DLY 0x000000e000000000UL +#define MACTRL_HALF_MODE_SDRAM_CLK_DLY_SHIFT 37 +#define MACTRL_R1 0x0000001000000000UL +#define MACTRL_R1_SHIFT 36 +#define MACTRL_BANKSEL_N_ROWADDR_SIZE_B3 0x0000000f00000000UL +#define MACTRL_BANKSEL_N_ROWADDR_SIZE_B3_SHIFT 32 +#define MACTRL_ENC_INTLV_B3 0x00000000f8000000UL +#define MACTRL_ENC_INTLV_B3_SHIFT 27 +#define MACTRL_BANKSEL_N_ROWADDR_SIZE_B2 0x0000000007800000UL +#define MACTRL_BANKSEL_N_ROWADDR_SIZE_B2_SHIFT 23 +#define MACTRL_ENC_INTLV_B2 0x00000000007c0000UL +#define MACTRL_ENC_INTLV_B2_SHIFT 18 +#define MACTRL_BANKSEL_N_ROWADDR_SIZE_B1 0x000000000003c000UL +#define MACTRL_BANKSEL_N_ROWADDR_SIZE_B1_SHIFT 14 +#define MACTRL_ENC_INTLV_B1 0x0000000000003e00UL +#define MACTRL_ENC_INTLV_B1_SHIFT 9 +#define MACTRL_BANKSEL_N_ROWADDR_SIZE_B0 0x00000000000001e0UL +#define MACTRL_BANKSEL_N_ROWADDR_SIZE_B0_SHIFT 5 +#define MACTRL_ENC_INTLV_B0 0x000000000000001fUL +#define MACTRL_ENC_INTLV_B0_SHIFT 0 + +#endif /* _SPARC64_CHMCTRL_H */ diff --git a/arch/sparc/include/asm/clock.h b/arch/sparc/include/asm/clock.h new file mode 100644 index 0000000..2cf99da --- /dev/null +++ b/arch/sparc/include/asm/clock.h @@ -0,0 +1,11 @@ +/* + * clock.h: Definitions for clock operations on the Sparc. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ +#ifndef _SPARC_CLOCK_H +#define _SPARC_CLOCK_H + +/* Foo for now. */ + +#endif /* !(_SPARC_CLOCK_H) */ diff --git a/arch/sparc/include/asm/cmt.h b/arch/sparc/include/asm/cmt.h new file mode 100644 index 0000000..870db59 --- /dev/null +++ b/arch/sparc/include/asm/cmt.h @@ -0,0 +1,59 @@ +#ifndef _SPARC64_CMT_H +#define _SPARC64_CMT_H + +/* cmt.h: Chip Multi-Threading register definitions + * + * Copyright (C) 2004 David S. Miller (davem@redhat.com) + */ + +/* ASI_CORE_ID - private */ +#define LP_ID 0x0000000000000010UL +#define LP_ID_MAX 0x00000000003f0000UL +#define LP_ID_ID 0x000000000000003fUL + +/* ASI_INTR_ID - private */ +#define LP_INTR_ID 0x0000000000000000UL +#define LP_INTR_ID_ID 0x00000000000003ffUL + +/* ASI_CESR_ID - private */ +#define CESR_ID 0x0000000000000040UL +#define CESR_ID_ID 0x00000000000000ffUL + +/* ASI_CORE_AVAILABLE - shared */ +#define LP_AVAIL 0x0000000000000000UL +#define LP_AVAIL_1 0x0000000000000002UL +#define LP_AVAIL_0 0x0000000000000001UL + +/* ASI_CORE_ENABLE_STATUS - shared */ +#define LP_ENAB_STAT 0x0000000000000010UL +#define LP_ENAB_STAT_1 0x0000000000000002UL +#define LP_ENAB_STAT_0 0x0000000000000001UL + +/* ASI_CORE_ENABLE - shared */ +#define LP_ENAB 0x0000000000000020UL +#define LP_ENAB_1 0x0000000000000002UL +#define LP_ENAB_0 0x0000000000000001UL + +/* ASI_CORE_RUNNING - shared */ +#define LP_RUNNING_RW 0x0000000000000050UL +#define LP_RUNNING_W1S 0x0000000000000060UL +#define LP_RUNNING_W1C 0x0000000000000068UL +#define LP_RUNNING_1 0x0000000000000002UL +#define LP_RUNNING_0 0x0000000000000001UL + +/* ASI_CORE_RUNNING_STAT - shared */ +#define LP_RUN_STAT 0x0000000000000058UL +#define LP_RUN_STAT_1 0x0000000000000002UL +#define LP_RUN_STAT_0 0x0000000000000001UL + +/* ASI_XIR_STEERING - shared */ +#define LP_XIR_STEER 0x0000000000000030UL +#define LP_XIR_STEER_1 0x0000000000000002UL +#define LP_XIR_STEER_0 0x0000000000000001UL + +/* ASI_CMT_ERROR_STEERING - shared */ +#define CMT_ER_STEER 0x0000000000000040UL +#define CMT_ER_STEER_1 0x0000000000000002UL +#define CMT_ER_STEER_0 0x0000000000000001UL + +#endif /* _SPARC64_CMT_H */ diff --git a/arch/sparc/include/asm/compat.h b/arch/sparc/include/asm/compat.h new file mode 100644 index 0000000..f260b58 --- /dev/null +++ b/arch/sparc/include/asm/compat.h @@ -0,0 +1,243 @@ +#ifndef _ASM_SPARC64_COMPAT_H +#define _ASM_SPARC64_COMPAT_H +/* + * Architecture specific compatibility types + */ +#include <linux/types.h> + +#define COMPAT_USER_HZ 100 + +typedef u32 compat_size_t; +typedef s32 compat_ssize_t; +typedef s32 compat_time_t; +typedef s32 compat_clock_t; +typedef s32 compat_pid_t; +typedef u16 __compat_uid_t; +typedef u16 __compat_gid_t; +typedef u32 __compat_uid32_t; +typedef u32 __compat_gid32_t; +typedef u16 compat_mode_t; +typedef u32 compat_ino_t; +typedef u16 compat_dev_t; +typedef s32 compat_off_t; +typedef s64 compat_loff_t; +typedef s16 compat_nlink_t; +typedef u16 compat_ipc_pid_t; +typedef s32 compat_daddr_t; +typedef u32 compat_caddr_t; +typedef __kernel_fsid_t compat_fsid_t; +typedef s32 compat_key_t; +typedef s32 compat_timer_t; + +typedef s32 compat_int_t; +typedef s32 compat_long_t; +typedef s64 compat_s64; +typedef u32 compat_uint_t; +typedef u32 compat_ulong_t; +typedef u64 compat_u64; + +struct compat_timespec { + compat_time_t tv_sec; + s32 tv_nsec; +}; + +struct compat_timeval { + compat_time_t tv_sec; + s32 tv_usec; +}; + +struct compat_stat { + compat_dev_t st_dev; + compat_ino_t st_ino; + compat_mode_t st_mode; + compat_nlink_t st_nlink; + __compat_uid_t st_uid; + __compat_gid_t st_gid; + compat_dev_t st_rdev; + compat_off_t st_size; + compat_time_t st_atime; + compat_ulong_t st_atime_nsec; + compat_time_t st_mtime; + compat_ulong_t st_mtime_nsec; + compat_time_t st_ctime; + compat_ulong_t st_ctime_nsec; + compat_off_t st_blksize; + compat_off_t st_blocks; + u32 __unused4[2]; +}; + +struct compat_stat64 { + unsigned long long st_dev; + + unsigned long long st_ino; + + unsigned int st_mode; + unsigned int st_nlink; + + unsigned int st_uid; + unsigned int st_gid; + + unsigned long long st_rdev; + + unsigned char __pad3[8]; + + long long st_size; + unsigned int st_blksize; + + unsigned char __pad4[8]; + unsigned int st_blocks; + + unsigned int st_atime; + unsigned int st_atime_nsec; + + unsigned int st_mtime; + unsigned int st_mtime_nsec; + + unsigned int st_ctime; + unsigned int st_ctime_nsec; + + unsigned int __unused4; + unsigned int __unused5; +}; + +struct compat_flock { + short l_type; + short l_whence; + compat_off_t l_start; + compat_off_t l_len; + compat_pid_t l_pid; + short __unused; +}; + +#define F_GETLK64 12 +#define F_SETLK64 13 +#define F_SETLKW64 14 + +struct compat_flock64 { + short l_type; + short l_whence; + compat_loff_t l_start; + compat_loff_t l_len; + compat_pid_t l_pid; + short __unused; +}; + +struct compat_statfs { + int f_type; + int f_bsize; + int f_blocks; + int f_bfree; + int f_bavail; + int f_files; + int f_ffree; + compat_fsid_t f_fsid; + int f_namelen; /* SunOS ignores this field. */ + int f_frsize; + int f_spare[5]; +}; + +#define COMPAT_RLIM_INFINITY 0x7fffffff + +typedef u32 compat_old_sigset_t; + +#define _COMPAT_NSIG 64 +#define _COMPAT_NSIG_BPW 32 + +typedef u32 compat_sigset_word; + +#define COMPAT_OFF_T_MAX 0x7fffffff +#define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL + +/* + * A pointer passed in from user mode. This should not + * be used for syscall parameters, just declare them + * as pointers because the syscall entry code will have + * appropriately converted them already. + */ +typedef u32 compat_uptr_t; + +static inline void __user *compat_ptr(compat_uptr_t uptr) +{ + return (void __user *)(unsigned long)uptr; +} + +static inline compat_uptr_t ptr_to_compat(void __user *uptr) +{ + return (u32)(unsigned long)uptr; +} + +static inline void __user *compat_alloc_user_space(long len) +{ + struct pt_regs *regs = current_thread_info()->kregs; + unsigned long usp = regs->u_regs[UREG_I6]; + + if (!(test_thread_flag(TIF_32BIT))) + usp += STACK_BIAS; + else + usp &= 0xffffffffUL; + + usp -= len; + usp &= ~0x7UL; + + return (void __user *) usp; +} + +struct compat_ipc64_perm { + compat_key_t key; + __compat_uid32_t uid; + __compat_gid32_t gid; + __compat_uid32_t cuid; + __compat_gid32_t cgid; + unsigned short __pad1; + compat_mode_t mode; + unsigned short __pad2; + unsigned short seq; + unsigned long __unused1; /* yes they really are 64bit pads */ + unsigned long __unused2; +}; + +struct compat_semid64_ds { + struct compat_ipc64_perm sem_perm; + unsigned int __pad1; + compat_time_t sem_otime; + unsigned int __pad2; + compat_time_t sem_ctime; + u32 sem_nsems; + u32 __unused1; + u32 __unused2; +}; + +struct compat_msqid64_ds { + struct compat_ipc64_perm msg_perm; + unsigned int __pad1; + compat_time_t msg_stime; + unsigned int __pad2; + compat_time_t msg_rtime; + unsigned int __pad3; + compat_time_t msg_ctime; + unsigned int msg_cbytes; + unsigned int msg_qnum; + unsigned int msg_qbytes; + compat_pid_t msg_lspid; + compat_pid_t msg_lrpid; + unsigned int __unused1; + unsigned int __unused2; +}; + +struct compat_shmid64_ds { + struct compat_ipc64_perm shm_perm; + unsigned int __pad1; + compat_time_t shm_atime; + unsigned int __pad2; + compat_time_t shm_dtime; + unsigned int __pad3; + compat_time_t shm_ctime; + compat_size_t shm_segsz; + compat_pid_t shm_cpid; + compat_pid_t shm_lpid; + unsigned int shm_nattch; + unsigned int __unused1; + unsigned int __unused2; +}; + +#endif /* _ASM_SPARC64_COMPAT_H */ diff --git a/arch/sparc/include/asm/compat_signal.h b/arch/sparc/include/asm/compat_signal.h new file mode 100644 index 0000000..b759eab --- /dev/null +++ b/arch/sparc/include/asm/compat_signal.h @@ -0,0 +1,29 @@ +#ifndef _COMPAT_SIGNAL_H +#define _COMPAT_SIGNAL_H + +#include <linux/compat.h> +#include <asm/signal.h> + +#ifdef CONFIG_COMPAT +struct __new_sigaction32 { + unsigned sa_handler; + unsigned int sa_flags; + unsigned sa_restorer; /* not used by Linux/SPARC yet */ + compat_sigset_t sa_mask; +}; + +struct __old_sigaction32 { + unsigned sa_handler; + compat_old_sigset_t sa_mask; + unsigned int sa_flags; + unsigned sa_restorer; /* not used by Linux/SPARC yet */ +}; + +typedef struct sigaltstack32 { + u32 ss_sp; + int ss_flags; + compat_size_t ss_size; +} stack_t32; +#endif + +#endif /* !(_COMPAT_SIGNAL_H) */ diff --git a/arch/sparc/include/asm/contregs.h b/arch/sparc/include/asm/contregs.h new file mode 100644 index 0000000..48fa8a4 --- /dev/null +++ b/arch/sparc/include/asm/contregs.h @@ -0,0 +1,53 @@ +#ifndef _SPARC_CONTREGS_H +#define _SPARC_CONTREGS_H + +/* contregs.h: Addresses of registers in the ASI_CONTROL alternate address + * space. These are for the mmu's context register, etc. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +/* 3=sun3 + 4=sun4 (as in sun4 sysmaint student book) + c=sun4c (according to davem) */ + +#define AC_IDPROM 0x00000000 /* 34 ID PROM, R/O, byte, 32 bytes */ +#define AC_PAGEMAP 0x10000000 /* 3 Pagemap R/W, long */ +#define AC_SEGMAP 0x20000000 /* 3 Segment map, byte */ +#define AC_CONTEXT 0x30000000 /* 34c current mmu-context */ +#define AC_SENABLE 0x40000000 /* 34c system dvma/cache/reset enable reg*/ +#define AC_UDVMA_ENB 0x50000000 /* 34 Not used on Sun boards, byte */ +#define AC_BUS_ERROR 0x60000000 /* 34 Not cleared on read, byte. */ +#define AC_SYNC_ERR 0x60000000 /* c fault type */ +#define AC_SYNC_VA 0x60000004 /* c fault virtual address */ +#define AC_ASYNC_ERR 0x60000008 /* c asynchronous fault type */ +#define AC_ASYNC_VA 0x6000000c /* c async fault virtual address */ +#define AC_LEDS 0x70000000 /* 34 Zero turns on LEDs, byte */ +#define AC_CACHETAGS 0x80000000 /* 34c direct access to the VAC tags */ +#define AC_CACHEDDATA 0x90000000 /* 3 c direct access to the VAC data */ +#define AC_UDVMA_MAP 0xD0000000 /* 4 Not used on Sun boards, byte */ +#define AC_VME_VECTOR 0xE0000000 /* 4 For non-Autovector VME, byte */ +#define AC_BOOT_SCC 0xF0000000 /* 34 bypass to access Zilog 8530. byte.*/ + +/* s=Swift, h=Ross_HyperSPARC, v=TI_Viking, t=Tsunami, r=Ross_Cypress */ +#define AC_M_PCR 0x0000 /* shv Processor Control Reg */ +#define AC_M_CTPR 0x0100 /* shv Context Table Pointer Reg */ +#define AC_M_CXR 0x0200 /* shv Context Register */ +#define AC_M_SFSR 0x0300 /* shv Synchronous Fault Status Reg */ +#define AC_M_SFAR 0x0400 /* shv Synchronous Fault Address Reg */ +#define AC_M_AFSR 0x0500 /* hv Asynchronous Fault Status Reg */ +#define AC_M_AFAR 0x0600 /* hv Asynchronous Fault Address Reg */ +#define AC_M_RESET 0x0700 /* hv Reset Reg */ +#define AC_M_RPR 0x1000 /* hv Root Pointer Reg */ +#define AC_M_TSUTRCR 0x1000 /* s TLB Replacement Ctrl Reg */ +#define AC_M_IAPTP 0x1100 /* hv Instruction Access PTP */ +#define AC_M_DAPTP 0x1200 /* hv Data Access PTP */ +#define AC_M_ITR 0x1300 /* hv Index Tag Register */ +#define AC_M_TRCR 0x1400 /* hv TLB Replacement Control Reg */ +#define AC_M_SFSRX 0x1300 /* s Synch Fault Status Reg prim */ +#define AC_M_SFARX 0x1400 /* s Synch Fault Address Reg prim */ +#define AC_M_RPR1 0x1500 /* h Root Pointer Reg (entry 2) */ +#define AC_M_IAPTP1 0x1600 /* h Instruction Access PTP (entry 2) */ +#define AC_M_DAPTP1 0x1700 /* h Data Access PTP (entry 2) */ + +#endif /* _SPARC_CONTREGS_H */ diff --git a/arch/sparc/include/asm/cpudata.h b/arch/sparc/include/asm/cpudata.h new file mode 100644 index 0000000..b5976de --- /dev/null +++ b/arch/sparc/include/asm/cpudata.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_CPUDATA_H +#define ___ASM_SPARC_CPUDATA_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/cpudata_64.h> +#else +#include <asm/cpudata_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/cpudata_32.h b/arch/sparc/include/asm/cpudata_32.h new file mode 100644 index 0000000..31d48a0 --- /dev/null +++ b/arch/sparc/include/asm/cpudata_32.h @@ -0,0 +1,27 @@ +/* cpudata.h: Per-cpu parameters. + * + * Copyright (C) 2004 Keith M Wesolowski (wesolows@foobazco.org) + * + * Based on include/asm/cpudata.h and Linux 2.4 smp.h + * both (C) David S. Miller. + */ + +#ifndef _SPARC_CPUDATA_H +#define _SPARC_CPUDATA_H + +#include <linux/percpu.h> + +typedef struct { + unsigned long udelay_val; + unsigned long clock_tick; + unsigned int multiplier; + unsigned int counter; + int prom_node; + int mid; + int next; +} cpuinfo_sparc; + +DECLARE_PER_CPU(cpuinfo_sparc, __cpu_data); +#define cpu_data(__cpu) per_cpu(__cpu_data, (__cpu)) + +#endif /* _SPARC_CPUDATA_H */ diff --git a/arch/sparc/include/asm/cpudata_64.h b/arch/sparc/include/asm/cpudata_64.h new file mode 100644 index 0000000..532975e --- /dev/null +++ b/arch/sparc/include/asm/cpudata_64.h @@ -0,0 +1,240 @@ +/* cpudata.h: Per-cpu parameters. + * + * Copyright (C) 2003, 2005, 2006 David S. Miller (davem@davemloft.net) + */ + +#ifndef _SPARC64_CPUDATA_H +#define _SPARC64_CPUDATA_H + +#include <asm/hypervisor.h> +#include <asm/asi.h> + +#ifndef __ASSEMBLY__ + +#include <linux/percpu.h> +#include <linux/threads.h> + +typedef struct { + /* Dcache line 1 */ + unsigned int __softirq_pending; /* must be 1st, see rtrap.S */ + unsigned int __pad0; + unsigned long clock_tick; /* %tick's per second */ + unsigned long __pad; + unsigned int __pad1; + unsigned int __pad2; + + /* Dcache line 2, rarely used */ + unsigned int dcache_size; + unsigned int dcache_line_size; + unsigned int icache_size; + unsigned int icache_line_size; + unsigned int ecache_size; + unsigned int ecache_line_size; + int core_id; + int proc_id; +} cpuinfo_sparc; + +DECLARE_PER_CPU(cpuinfo_sparc, __cpu_data); +#define cpu_data(__cpu) per_cpu(__cpu_data, (__cpu)) +#define local_cpu_data() __get_cpu_var(__cpu_data) + +/* Trap handling code needs to get at a few critical values upon + * trap entry and to process TSB misses. These cannot be in the + * per_cpu() area as we really need to lock them into the TLB and + * thus make them part of the main kernel image. As a result we + * try to make this as small as possible. + * + * This is padded out and aligned to 64-bytes to avoid false sharing + * on SMP. + */ + +/* If you modify the size of this structure, please update + * TRAP_BLOCK_SZ_SHIFT below. + */ +struct thread_info; +struct trap_per_cpu { +/* D-cache line 1: Basic thread information, cpu and device mondo queues */ + struct thread_info *thread; + unsigned long pgd_paddr; + unsigned long cpu_mondo_pa; + unsigned long dev_mondo_pa; + +/* D-cache line 2: Error Mondo Queue and kernel buffer pointers */ + unsigned long resum_mondo_pa; + unsigned long resum_kernel_buf_pa; + unsigned long nonresum_mondo_pa; + unsigned long nonresum_kernel_buf_pa; + +/* Dcache lines 3, 4, 5, and 6: Hypervisor Fault Status */ + struct hv_fault_status fault_info; + +/* Dcache line 7: Physical addresses of CPU send mondo block and CPU list. */ + unsigned long cpu_mondo_block_pa; + unsigned long cpu_list_pa; + unsigned long tsb_huge; + unsigned long tsb_huge_temp; + +/* Dcache line 8: IRQ work list, and keep trap_block a power-of-2 in size. */ + unsigned long irq_worklist_pa; + unsigned int cpu_mondo_qmask; + unsigned int dev_mondo_qmask; + unsigned int resum_qmask; + unsigned int nonresum_qmask; + void *hdesc; +} __attribute__((aligned(64))); +extern struct trap_per_cpu trap_block[NR_CPUS]; +extern void init_cur_cpu_trap(struct thread_info *); +extern void setup_tba(void); +extern int ncpus_probed; +extern void __init cpu_probe(void); +extern const struct seq_operations cpuinfo_op; + +extern unsigned long real_hard_smp_processor_id(void); + +struct cpuid_patch_entry { + unsigned int addr; + unsigned int cheetah_safari[4]; + unsigned int cheetah_jbus[4]; + unsigned int starfire[4]; + unsigned int sun4v[4]; +}; +extern struct cpuid_patch_entry __cpuid_patch, __cpuid_patch_end; + +struct sun4v_1insn_patch_entry { + unsigned int addr; + unsigned int insn; +}; +extern struct sun4v_1insn_patch_entry __sun4v_1insn_patch, + __sun4v_1insn_patch_end; + +struct sun4v_2insn_patch_entry { + unsigned int addr; + unsigned int insns[2]; +}; +extern struct sun4v_2insn_patch_entry __sun4v_2insn_patch, + __sun4v_2insn_patch_end; + +#endif /* !(__ASSEMBLY__) */ + +#define TRAP_PER_CPU_THREAD 0x00 +#define TRAP_PER_CPU_PGD_PADDR 0x08 +#define TRAP_PER_CPU_CPU_MONDO_PA 0x10 +#define TRAP_PER_CPU_DEV_MONDO_PA 0x18 +#define TRAP_PER_CPU_RESUM_MONDO_PA 0x20 +#define TRAP_PER_CPU_RESUM_KBUF_PA 0x28 +#define TRAP_PER_CPU_NONRESUM_MONDO_PA 0x30 +#define TRAP_PER_CPU_NONRESUM_KBUF_PA 0x38 +#define TRAP_PER_CPU_FAULT_INFO 0x40 +#define TRAP_PER_CPU_CPU_MONDO_BLOCK_PA 0xc0 +#define TRAP_PER_CPU_CPU_LIST_PA 0xc8 +#define TRAP_PER_CPU_TSB_HUGE 0xd0 +#define TRAP_PER_CPU_TSB_HUGE_TEMP 0xd8 +#define TRAP_PER_CPU_IRQ_WORKLIST_PA 0xe0 +#define TRAP_PER_CPU_CPU_MONDO_QMASK 0xe8 +#define TRAP_PER_CPU_DEV_MONDO_QMASK 0xec +#define TRAP_PER_CPU_RESUM_QMASK 0xf0 +#define TRAP_PER_CPU_NONRESUM_QMASK 0xf4 + +#define TRAP_BLOCK_SZ_SHIFT 8 + +#include <asm/scratchpad.h> + +#define __GET_CPUID(REG) \ + /* Spitfire implementation (default). */ \ +661: ldxa [%g0] ASI_UPA_CONFIG, REG; \ + srlx REG, 17, REG; \ + and REG, 0x1f, REG; \ + nop; \ + .section .cpuid_patch, "ax"; \ + /* Instruction location. */ \ + .word 661b; \ + /* Cheetah Safari implementation. */ \ + ldxa [%g0] ASI_SAFARI_CONFIG, REG; \ + srlx REG, 17, REG; \ + and REG, 0x3ff, REG; \ + nop; \ + /* Cheetah JBUS implementation. */ \ + ldxa [%g0] ASI_JBUS_CONFIG, REG; \ + srlx REG, 17, REG; \ + and REG, 0x1f, REG; \ + nop; \ + /* Starfire implementation. */ \ + sethi %hi(0x1fff40000d0 >> 9), REG; \ + sllx REG, 9, REG; \ + or REG, 0xd0, REG; \ + lduwa [REG] ASI_PHYS_BYPASS_EC_E, REG;\ + /* sun4v implementation. */ \ + mov SCRATCHPAD_CPUID, REG; \ + ldxa [REG] ASI_SCRATCHPAD, REG; \ + nop; \ + nop; \ + .previous; + +#ifdef CONFIG_SMP + +#define TRAP_LOAD_TRAP_BLOCK(DEST, TMP) \ + __GET_CPUID(TMP) \ + sethi %hi(trap_block), DEST; \ + sllx TMP, TRAP_BLOCK_SZ_SHIFT, TMP; \ + or DEST, %lo(trap_block), DEST; \ + add DEST, TMP, DEST; \ + +/* Clobbers TMP, current address space PGD phys address into DEST. */ +#define TRAP_LOAD_PGD_PHYS(DEST, TMP) \ + TRAP_LOAD_TRAP_BLOCK(DEST, TMP) \ + ldx [DEST + TRAP_PER_CPU_PGD_PADDR], DEST; + +/* Clobbers TMP, loads local processor's IRQ work area into DEST. */ +#define TRAP_LOAD_IRQ_WORK_PA(DEST, TMP) \ + TRAP_LOAD_TRAP_BLOCK(DEST, TMP) \ + add DEST, TRAP_PER_CPU_IRQ_WORKLIST_PA, DEST; + +/* Clobbers TMP, loads DEST with current thread info pointer. */ +#define TRAP_LOAD_THREAD_REG(DEST, TMP) \ + TRAP_LOAD_TRAP_BLOCK(DEST, TMP) \ + ldx [DEST + TRAP_PER_CPU_THREAD], DEST; + +/* Given the current thread info pointer in THR, load the per-cpu + * area base of the current processor into DEST. REG1, REG2, and REG3 are + * clobbered. + * + * You absolutely cannot use DEST as a temporary in this code. The + * reason is that traps can happen during execution, and return from + * trap will load the fully resolved DEST per-cpu base. This can corrupt + * the calculations done by the macro mid-stream. + */ +#define LOAD_PER_CPU_BASE(DEST, THR, REG1, REG2, REG3) \ + lduh [THR + TI_CPU], REG1; \ + sethi %hi(__per_cpu_shift), REG3; \ + sethi %hi(__per_cpu_base), REG2; \ + ldx [REG3 + %lo(__per_cpu_shift)], REG3; \ + ldx [REG2 + %lo(__per_cpu_base)], REG2; \ + sllx REG1, REG3, REG3; \ + add REG3, REG2, DEST; + +#else + +#define TRAP_LOAD_TRAP_BLOCK(DEST, TMP) \ + sethi %hi(trap_block), DEST; \ + or DEST, %lo(trap_block), DEST; \ + +/* Uniprocessor versions, we know the cpuid is zero. */ +#define TRAP_LOAD_PGD_PHYS(DEST, TMP) \ + TRAP_LOAD_TRAP_BLOCK(DEST, TMP) \ + ldx [DEST + TRAP_PER_CPU_PGD_PADDR], DEST; + +/* Clobbers TMP, loads local processor's IRQ work area into DEST. */ +#define TRAP_LOAD_IRQ_WORK_PA(DEST, TMP) \ + TRAP_LOAD_TRAP_BLOCK(DEST, TMP) \ + add DEST, TRAP_PER_CPU_IRQ_WORKLIST_PA, DEST; + +#define TRAP_LOAD_THREAD_REG(DEST, TMP) \ + TRAP_LOAD_TRAP_BLOCK(DEST, TMP) \ + ldx [DEST + TRAP_PER_CPU_THREAD], DEST; + +/* No per-cpu areas on uniprocessor, so no need to load DEST. */ +#define LOAD_PER_CPU_BASE(DEST, THR, REG1, REG2, REG3) + +#endif /* !(CONFIG_SMP) */ + +#endif /* _SPARC64_CPUDATA_H */ diff --git a/arch/sparc/include/asm/cputime.h b/arch/sparc/include/asm/cputime.h new file mode 100644 index 0000000..1a642b8 --- /dev/null +++ b/arch/sparc/include/asm/cputime.h @@ -0,0 +1,6 @@ +#ifndef __SPARC_CPUTIME_H +#define __SPARC_CPUTIME_H + +#include <asm-generic/cputime.h> + +#endif /* __SPARC_CPUTIME_H */ diff --git a/arch/sparc/include/asm/current.h b/arch/sparc/include/asm/current.h new file mode 100644 index 0000000..10a0df5 --- /dev/null +++ b/arch/sparc/include/asm/current.h @@ -0,0 +1,34 @@ +/* include/asm/current.h + * + * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation + * Copyright (C) 2002 Pete Zaitcev (zaitcev@yahoo.com) + * Copyright (C) 2007 David S. Miller (davem@davemloft.net) + * + * Derived from "include/asm-s390/current.h" by + * Martin Schwidefsky (schwidefsky@de.ibm.com) + * Derived from "include/asm-i386/current.h" +*/ +#ifndef _SPARC_CURRENT_H +#define _SPARC_CURRENT_H + +#include <linux/thread_info.h> + +#ifdef CONFIG_SPARC64 +register struct task_struct *current asm("g4"); +#endif + +#ifdef CONFIG_SPARC32 +/* We might want to consider using %g4 like sparc64 to shave a few cycles. + * + * Two stage process (inline + #define) for type-checking. + * We also obfuscate get_current() to check if anyone used that by mistake. + */ +struct task_struct; +static inline struct task_struct *__get_current(void) +{ + return current_thread_info()->task; +} +#define current __get_current() +#endif + +#endif /* !(_SPARC_CURRENT_H) */ diff --git a/arch/sparc/include/asm/cypress.h b/arch/sparc/include/asm/cypress.h new file mode 100644 index 0000000..95e9772 --- /dev/null +++ b/arch/sparc/include/asm/cypress.h @@ -0,0 +1,79 @@ +/* + * cypress.h: Cypress module specific definitions and defines. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_CYPRESS_H +#define _SPARC_CYPRESS_H + +/* Cypress chips have %psr 'impl' of '0001' and 'vers' of '0001'. */ + +/* The MMU control register fields on the Sparc Cypress 604/605 MMU's. + * + * --------------------------------------------------------------- + * |implvers| MCA | MCM |MV| MID |BM| C|RSV|MR|CM|CL|CE|RSV|NF|ME| + * --------------------------------------------------------------- + * 31 24 23-22 21-20 19 18-15 14 13 12 11 10 9 8 7-2 1 0 + * + * MCA: MultiChip Access -- Used for configuration of multiple + * CY7C604/605 cache units. + * MCM: MultiChip Mask -- Again, for multiple cache unit config. + * MV: MultiChip Valid -- Indicates MCM and MCA have valid settings. + * MID: ModuleID -- Unique processor ID for MBus transactions. (605 only) + * BM: Boot Mode -- 0 = not in boot mode, 1 = in boot mode + * C: Cacheable -- Indicates whether accesses are cacheable while + * the MMU is off. 0=no 1=yes + * MR: MemoryReflection -- Indicates whether the bus attached to the + * MBus supports memory reflection. 0=no 1=yes (605 only) + * CM: CacheMode -- Indicates whether the cache is operating in write + * through or copy-back mode. 0=write-through 1=copy-back + * CL: CacheLock -- Indicates if the entire cache is locked or not. + * 0=not-locked 1=locked (604 only) + * CE: CacheEnable -- Is the virtual cache on? 0=no 1=yes + * NF: NoFault -- Do faults generate traps? 0=yes 1=no + * ME: MmuEnable -- Is the MMU doing translations? 0=no 1=yes + */ + +#define CYPRESS_MCA 0x00c00000 +#define CYPRESS_MCM 0x00300000 +#define CYPRESS_MVALID 0x00080000 +#define CYPRESS_MIDMASK 0x00078000 /* Only on 605 */ +#define CYPRESS_BMODE 0x00004000 +#define CYPRESS_ACENABLE 0x00002000 +#define CYPRESS_MRFLCT 0x00000800 /* Only on 605 */ +#define CYPRESS_CMODE 0x00000400 +#define CYPRESS_CLOCK 0x00000200 /* Only on 604 */ +#define CYPRESS_CENABLE 0x00000100 +#define CYPRESS_NFAULT 0x00000002 +#define CYPRESS_MENABLE 0x00000001 + +static inline void cypress_flush_page(unsigned long page) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" : : + "r" (page), "i" (ASI_M_FLUSH_PAGE)); +} + +static inline void cypress_flush_segment(unsigned long addr) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" : : + "r" (addr), "i" (ASI_M_FLUSH_SEG)); +} + +static inline void cypress_flush_region(unsigned long addr) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" : : + "r" (addr), "i" (ASI_M_FLUSH_REGION)); +} + +static inline void cypress_flush_context(void) +{ + __asm__ __volatile__("sta %%g0, [%%g0] %0\n\t" : : + "i" (ASI_M_FLUSH_CTX)); +} + +/* XXX Displacement flushes for buggy chips and initial testing + * XXX go here. + */ + +#endif /* !(_SPARC_CYPRESS_H) */ diff --git a/arch/sparc/include/asm/dcr.h b/arch/sparc/include/asm/dcr.h new file mode 100644 index 0000000..620c9ba --- /dev/null +++ b/arch/sparc/include/asm/dcr.h @@ -0,0 +1,14 @@ +#ifndef _SPARC64_DCR_H +#define _SPARC64_DCR_H + +/* UltraSparc-III/III+ Dispatch Control Register, ASR 0x12 */ +#define DCR_DPE 0x0000000000001000 /* III+: D$ Parity Error Enable */ +#define DCR_OBS 0x0000000000000fc0 /* Observability Bus Controls */ +#define DCR_BPE 0x0000000000000020 /* Branch Predict Enable */ +#define DCR_RPE 0x0000000000000010 /* Return Address Prediction Enable */ +#define DCR_SI 0x0000000000000008 /* Single Instruction Disable */ +#define DCR_IPE 0x0000000000000004 /* III+: I$ Parity Error Enable */ +#define DCR_IFPOE 0x0000000000000002 /* IRQ FP Operation Enable */ +#define DCR_MS 0x0000000000000001 /* Multi-Scalar dispatch */ + +#endif /* _SPARC64_DCR_H */ diff --git a/arch/sparc/include/asm/dcu.h b/arch/sparc/include/asm/dcu.h new file mode 100644 index 0000000..0f704e10 --- /dev/null +++ b/arch/sparc/include/asm/dcu.h @@ -0,0 +1,27 @@ +#ifndef _SPARC64_DCU_H +#define _SPARC64_DCU_H + +#include <linux/const.h> + +/* UltraSparc-III Data Cache Unit Control Register */ +#define DCU_CP _AC(0x0002000000000000,UL) /* Phys Cache Enable w/o mmu */ +#define DCU_CV _AC(0x0001000000000000,UL) /* Virt Cache Enable w/o mmu */ +#define DCU_ME _AC(0x0000800000000000,UL) /* NC-store Merging Enable */ +#define DCU_RE _AC(0x0000400000000000,UL) /* RAW bypass Enable */ +#define DCU_PE _AC(0x0000200000000000,UL) /* PCache Enable */ +#define DCU_HPE _AC(0x0000100000000000,UL) /* HW prefetch Enable */ +#define DCU_SPE _AC(0x0000080000000000,UL) /* SW prefetch Enable */ +#define DCU_SL _AC(0x0000040000000000,UL) /* Secondary ld-steering Enab*/ +#define DCU_WE _AC(0x0000020000000000,UL) /* WCache enable */ +#define DCU_PM _AC(0x000001fe00000000,UL) /* PA Watchpoint Byte Mask */ +#define DCU_VM _AC(0x00000001fe000000,UL) /* VA Watchpoint Byte Mask */ +#define DCU_PR _AC(0x0000000001000000,UL) /* PA Watchpoint Read Enable */ +#define DCU_PW _AC(0x0000000000800000,UL) /* PA Watchpoint Write Enable*/ +#define DCU_VR _AC(0x0000000000400000,UL) /* VA Watchpoint Read Enable */ +#define DCU_VW _AC(0x0000000000200000,UL) /* VA Watchpoint Write Enable*/ +#define DCU_DM _AC(0x0000000000000008,UL) /* DMMU Enable */ +#define DCU_IM _AC(0x0000000000000004,UL) /* IMMU Enable */ +#define DCU_DC _AC(0x0000000000000002,UL) /* Data Cache Enable */ +#define DCU_IC _AC(0x0000000000000001,UL) /* Instruction Cache Enable */ + +#endif /* _SPARC64_DCU_H */ diff --git a/arch/sparc/include/asm/delay.h b/arch/sparc/include/asm/delay.h new file mode 100644 index 0000000..467caa2 --- /dev/null +++ b/arch/sparc/include/asm/delay.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_DELAY_H +#define ___ASM_SPARC_DELAY_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/delay_64.h> +#else +#include <asm/delay_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/delay_32.h b/arch/sparc/include/asm/delay_32.h new file mode 100644 index 0000000..bc9aba2 --- /dev/null +++ b/arch/sparc/include/asm/delay_32.h @@ -0,0 +1,34 @@ +/* + * delay.h: Linux delay routines on the Sparc. + * + * Copyright (C) 1994 David S. Miller (davem@caip.rutgers.edu). + */ + +#ifndef __SPARC_DELAY_H +#define __SPARC_DELAY_H + +#include <asm/cpudata.h> + +static inline void __delay(unsigned long loops) +{ + __asm__ __volatile__("cmp %0, 0\n\t" + "1: bne 1b\n\t" + "subcc %0, 1, %0\n" : + "=&r" (loops) : + "0" (loops) : + "cc"); +} + +/* This is too messy with inline asm on the Sparc. */ +extern void __udelay(unsigned long usecs, unsigned long lpj); +extern void __ndelay(unsigned long nsecs, unsigned long lpj); + +#ifdef CONFIG_SMP +#define __udelay_val cpu_data(smp_processor_id()).udelay_val +#else /* SMP */ +#define __udelay_val loops_per_jiffy +#endif /* SMP */ +#define udelay(__usecs) __udelay(__usecs, __udelay_val) +#define ndelay(__nsecs) __ndelay(__nsecs, __udelay_val) + +#endif /* defined(__SPARC_DELAY_H) */ diff --git a/arch/sparc/include/asm/delay_64.h b/arch/sparc/include/asm/delay_64.h new file mode 100644 index 0000000..a77aa62 --- /dev/null +++ b/arch/sparc/include/asm/delay_64.h @@ -0,0 +1,17 @@ +/* delay.h: Linux delay routines on sparc64. + * + * Copyright (C) 1996, 2004, 2007 David S. Miller (davem@davemloft.net). + */ + +#ifndef _SPARC64_DELAY_H +#define _SPARC64_DELAY_H + +#ifndef __ASSEMBLY__ + +extern void __delay(unsigned long loops); +extern void udelay(unsigned long usecs); +#define mdelay(n) udelay((n) * 1000) + +#endif /* !__ASSEMBLY__ */ + +#endif /* _SPARC64_DELAY_H */ diff --git a/arch/sparc/include/asm/device.h b/arch/sparc/include/asm/device.h new file mode 100644 index 0000000..19790eb --- /dev/null +++ b/arch/sparc/include/asm/device.h @@ -0,0 +1,23 @@ +/* + * Arch specific extensions to struct device + * + * This file is released under the GPLv2 + */ +#ifndef _ASM_SPARC_DEVICE_H +#define _ASM_SPARC_DEVICE_H + +struct device_node; +struct of_device; + +struct dev_archdata { + void *iommu; + void *stc; + void *host_controller; + + struct device_node *prom_node; + struct of_device *op; + + int numa_node; +}; + +#endif /* _ASM_SPARC_DEVICE_H */ diff --git a/arch/sparc/include/asm/display7seg.h b/arch/sparc/include/asm/display7seg.h new file mode 100644 index 0000000..86d4a90 --- /dev/null +++ b/arch/sparc/include/asm/display7seg.h @@ -0,0 +1,79 @@ +/* + * + * display7seg - Driver interface for the 7-segment display + * present on Sun Microsystems CP1400 and CP1500 + * + * Copyright (c) 2000 Eric Brower <ebrower@usa.net> + * + */ + +#ifndef __display7seg_h__ +#define __display7seg_h__ + +#define D7S_IOC 'p' + +#define D7SIOCRD _IOR(D7S_IOC, 0x45, int) /* Read device state */ +#define D7SIOCWR _IOW(D7S_IOC, 0x46, int) /* Write device state */ +#define D7SIOCTM _IO (D7S_IOC, 0x47) /* Translate mode (FLIP)*/ + +/* + * ioctl flag definitions + * + * POINT - Toggle decimal point (0=absent 1=present) + * ALARM - Toggle alarm LED (0=green 1=red) + * FLIP - Toggle inverted mode (0=normal 1=flipped) + * bits 0-4 - Character displayed (see definitions below) + * + * Display segments are defined as follows, + * subject to D7S_FLIP register state: + * + * a + * --- + * f| |b + * -g- + * e| |c + * --- + * d + */ + +#define D7S_POINT (1 << 7) /* Decimal point*/ +#define D7S_ALARM (1 << 6) /* Alarm LED */ +#define D7S_FLIP (1 << 5) /* Flip display */ + +#define D7S_0 0x00 /* Numerals 0-9 */ +#define D7S_1 0x01 +#define D7S_2 0x02 +#define D7S_3 0x03 +#define D7S_4 0x04 +#define D7S_5 0x05 +#define D7S_6 0x06 +#define D7S_7 0x07 +#define D7S_8 0x08 +#define D7S_9 0x09 +#define D7S_A 0x0A /* Letters A-F, H, L, P */ +#define D7S_B 0x0B +#define D7S_C 0x0C +#define D7S_D 0x0D +#define D7S_E 0x0E +#define D7S_F 0x0F +#define D7S_H 0x10 +#define D7S_E2 0x11 +#define D7S_L 0x12 +#define D7S_P 0x13 +#define D7S_SEGA 0x14 /* Individual segments */ +#define D7S_SEGB 0x15 +#define D7S_SEGC 0x16 +#define D7S_SEGD 0x17 +#define D7S_SEGE 0x18 +#define D7S_SEGF 0x19 +#define D7S_SEGG 0x1A +#define D7S_SEGABFG 0x1B /* Segment groupings */ +#define D7S_SEGCDEG 0x1C +#define D7S_SEGBCEF 0x1D +#define D7S_SEGADG 0x1E +#define D7S_BLANK 0x1F /* Clear all segments */ + +#define D7S_MIN_VAL 0x0 +#define D7S_MAX_VAL 0x1F + +#endif /* ifndef __display7seg_h__ */ diff --git a/arch/sparc/include/asm/div64.h b/arch/sparc/include/asm/div64.h new file mode 100644 index 0000000..6cd978c --- /dev/null +++ b/arch/sparc/include/asm/div64.h @@ -0,0 +1 @@ +#include <asm-generic/div64.h> diff --git a/arch/sparc/include/asm/dma-mapping.h b/arch/sparc/include/asm/dma-mapping.h new file mode 100644 index 0000000..0f4150e --- /dev/null +++ b/arch/sparc/include/asm/dma-mapping.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_DMA_MAPPING_H +#define ___ASM_SPARC_DMA_MAPPING_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/dma-mapping_64.h> +#else +#include <asm/dma-mapping_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/dma-mapping_32.h b/arch/sparc/include/asm/dma-mapping_32.h new file mode 100644 index 0000000..f3a641e --- /dev/null +++ b/arch/sparc/include/asm/dma-mapping_32.h @@ -0,0 +1,11 @@ +#ifndef _ASM_SPARC_DMA_MAPPING_H +#define _ASM_SPARC_DMA_MAPPING_H + + +#ifdef CONFIG_PCI +#include <asm-generic/dma-mapping.h> +#else +#include <asm-generic/dma-mapping-broken.h> +#endif /* PCI */ + +#endif /* _ASM_SPARC_DMA_MAPPING_H */ diff --git a/arch/sparc/include/asm/dma-mapping_64.h b/arch/sparc/include/asm/dma-mapping_64.h new file mode 100644 index 0000000..bfa64f9 --- /dev/null +++ b/arch/sparc/include/asm/dma-mapping_64.h @@ -0,0 +1,154 @@ +#ifndef _ASM_SPARC64_DMA_MAPPING_H +#define _ASM_SPARC64_DMA_MAPPING_H + +#include <linux/scatterlist.h> +#include <linux/mm.h> + +#define DMA_ERROR_CODE (~(dma_addr_t)0x0) + +struct dma_ops { + void *(*alloc_coherent)(struct device *dev, size_t size, + dma_addr_t *dma_handle, gfp_t flag); + void (*free_coherent)(struct device *dev, size_t size, + void *cpu_addr, dma_addr_t dma_handle); + dma_addr_t (*map_single)(struct device *dev, void *cpu_addr, + size_t size, + enum dma_data_direction direction); + void (*unmap_single)(struct device *dev, dma_addr_t dma_addr, + size_t size, + enum dma_data_direction direction); + int (*map_sg)(struct device *dev, struct scatterlist *sg, int nents, + enum dma_data_direction direction); + void (*unmap_sg)(struct device *dev, struct scatterlist *sg, + int nhwentries, + enum dma_data_direction direction); + void (*sync_single_for_cpu)(struct device *dev, + dma_addr_t dma_handle, size_t size, + enum dma_data_direction direction); + void (*sync_sg_for_cpu)(struct device *dev, struct scatterlist *sg, + int nelems, + enum dma_data_direction direction); +}; +extern const struct dma_ops *dma_ops; + +extern int dma_supported(struct device *dev, u64 mask); +extern int dma_set_mask(struct device *dev, u64 dma_mask); + +static inline void *dma_alloc_coherent(struct device *dev, size_t size, + dma_addr_t *dma_handle, gfp_t flag) +{ + return dma_ops->alloc_coherent(dev, size, dma_handle, flag); +} + +static inline void dma_free_coherent(struct device *dev, size_t size, + void *cpu_addr, dma_addr_t dma_handle) +{ + dma_ops->free_coherent(dev, size, cpu_addr, dma_handle); +} + +static inline dma_addr_t dma_map_single(struct device *dev, void *cpu_addr, + size_t size, + enum dma_data_direction direction) +{ + return dma_ops->map_single(dev, cpu_addr, size, direction); +} + +static inline void dma_unmap_single(struct device *dev, dma_addr_t dma_addr, + size_t size, + enum dma_data_direction direction) +{ + dma_ops->unmap_single(dev, dma_addr, size, direction); +} + +static inline dma_addr_t dma_map_page(struct device *dev, struct page *page, + unsigned long offset, size_t size, + enum dma_data_direction direction) +{ + return dma_ops->map_single(dev, page_address(page) + offset, + size, direction); +} + +static inline void dma_unmap_page(struct device *dev, dma_addr_t dma_address, + size_t size, + enum dma_data_direction direction) +{ + dma_ops->unmap_single(dev, dma_address, size, direction); +} + +static inline int dma_map_sg(struct device *dev, struct scatterlist *sg, + int nents, enum dma_data_direction direction) +{ + return dma_ops->map_sg(dev, sg, nents, direction); +} + +static inline void dma_unmap_sg(struct device *dev, struct scatterlist *sg, + int nents, enum dma_data_direction direction) +{ + dma_ops->unmap_sg(dev, sg, nents, direction); +} + +static inline void dma_sync_single_for_cpu(struct device *dev, + dma_addr_t dma_handle, size_t size, + enum dma_data_direction direction) +{ + dma_ops->sync_single_for_cpu(dev, dma_handle, size, direction); +} + +static inline void dma_sync_single_for_device(struct device *dev, + dma_addr_t dma_handle, + size_t size, + enum dma_data_direction direction) +{ + /* No flushing needed to sync cpu writes to the device. */ +} + +static inline void dma_sync_single_range_for_cpu(struct device *dev, + dma_addr_t dma_handle, + unsigned long offset, + size_t size, + enum dma_data_direction direction) +{ + dma_sync_single_for_cpu(dev, dma_handle+offset, size, direction); +} + +static inline void dma_sync_single_range_for_device(struct device *dev, + dma_addr_t dma_handle, + unsigned long offset, + size_t size, + enum dma_data_direction direction) +{ + /* No flushing needed to sync cpu writes to the device. */ +} + + +static inline void dma_sync_sg_for_cpu(struct device *dev, + struct scatterlist *sg, int nelems, + enum dma_data_direction direction) +{ + dma_ops->sync_sg_for_cpu(dev, sg, nelems, direction); +} + +static inline void dma_sync_sg_for_device(struct device *dev, + struct scatterlist *sg, int nelems, + enum dma_data_direction direction) +{ + /* No flushing needed to sync cpu writes to the device. */ +} + +static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr) +{ + return (dma_addr == DMA_ERROR_CODE); +} + +static inline int dma_get_cache_alignment(void) +{ + /* no easy way to get cache size on all processors, so return + * the maximum possible, to be safe */ + return (1 << INTERNODE_CACHE_SHIFT); +} + +#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f) +#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h) +#define dma_is_consistent(d, h) (1) + +#endif /* _ASM_SPARC64_DMA_MAPPING_H */ diff --git a/arch/sparc/include/asm/dma.h b/arch/sparc/include/asm/dma.h new file mode 100644 index 0000000..aa1d90a --- /dev/null +++ b/arch/sparc/include/asm/dma.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_DMA_H +#define ___ASM_SPARC_DMA_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/dma_64.h> +#else +#include <asm/dma_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/dma_32.h b/arch/sparc/include/asm/dma_32.h new file mode 100644 index 0000000..cf7189c --- /dev/null +++ b/arch/sparc/include/asm/dma_32.h @@ -0,0 +1,288 @@ +/* include/asm/dma.h + * + * Copyright 1995 (C) David S. Miller (davem@davemloft.net) + */ + +#ifndef _ASM_SPARC_DMA_H +#define _ASM_SPARC_DMA_H + +#include <linux/kernel.h> +#include <linux/types.h> + +#include <asm/vac-ops.h> /* for invalidate's, etc. */ +#include <asm/sbus.h> +#include <asm/delay.h> +#include <asm/oplib.h> +#include <asm/system.h> +#include <asm/io.h> +#include <linux/spinlock.h> + +struct page; +extern spinlock_t dma_spin_lock; + +static inline unsigned long claim_dma_lock(void) +{ + unsigned long flags; + spin_lock_irqsave(&dma_spin_lock, flags); + return flags; +} + +static inline void release_dma_lock(unsigned long flags) +{ + spin_unlock_irqrestore(&dma_spin_lock, flags); +} + +/* These are irrelevant for Sparc DMA, but we leave it in so that + * things can compile. + */ +#define MAX_DMA_CHANNELS 8 +#define MAX_DMA_ADDRESS (~0UL) +#define DMA_MODE_READ 1 +#define DMA_MODE_WRITE 2 + +/* Useful constants */ +#define SIZE_16MB (16*1024*1024) +#define SIZE_64K (64*1024) + +/* SBUS DMA controller reg offsets */ +#define DMA_CSR 0x00UL /* rw DMA control/status register 0x00 */ +#define DMA_ADDR 0x04UL /* rw DMA transfer address register 0x04 */ +#define DMA_COUNT 0x08UL /* rw DMA transfer count register 0x08 */ +#define DMA_TEST 0x0cUL /* rw DMA test/debug register 0x0c */ + +/* DVMA chip revisions */ +enum dvma_rev { + dvmarev0, + dvmaesc1, + dvmarev1, + dvmarev2, + dvmarev3, + dvmarevplus, + dvmahme +}; + +#define DMA_HASCOUNT(rev) ((rev)==dvmaesc1) + +/* Linux DMA information structure, filled during probe. */ +struct sbus_dma { + struct sbus_dma *next; + struct sbus_dev *sdev; + void __iomem *regs; + + /* Status, misc info */ + int node; /* Prom node for this DMA device */ + int running; /* Are we doing DMA now? */ + int allocated; /* Are we "owned" by anyone yet? */ + + /* Transfer information. */ + unsigned long addr; /* Start address of current transfer */ + int nbytes; /* Size of current transfer */ + int realbytes; /* For splitting up large transfers, etc. */ + + /* DMA revision */ + enum dvma_rev revision; +}; + +extern struct sbus_dma *dma_chain; + +/* Broken hardware... */ +#ifdef CONFIG_SUN4 +/* Have to sort this out. Does rev0 work fine on sun4[cmd] without isbroken? + * Or is rev0 present only on sun4 boxes? -jj */ +#define DMA_ISBROKEN(dma) ((dma)->revision == dvmarev0 || (dma)->revision == dvmarev1) +#else +#define DMA_ISBROKEN(dma) ((dma)->revision == dvmarev1) +#endif +#define DMA_ISESC1(dma) ((dma)->revision == dvmaesc1) + +/* Main routines in dma.c */ +extern void dvma_init(struct sbus_bus *); + +/* Fields in the cond_reg register */ +/* First, the version identification bits */ +#define DMA_DEVICE_ID 0xf0000000 /* Device identification bits */ +#define DMA_VERS0 0x00000000 /* Sunray DMA version */ +#define DMA_ESCV1 0x40000000 /* DMA ESC Version 1 */ +#define DMA_VERS1 0x80000000 /* DMA rev 1 */ +#define DMA_VERS2 0xa0000000 /* DMA rev 2 */ +#define DMA_VERHME 0xb0000000 /* DMA hme gate array */ +#define DMA_VERSPLUS 0x90000000 /* DMA rev 1 PLUS */ + +#define DMA_HNDL_INTR 0x00000001 /* An IRQ needs to be handled */ +#define DMA_HNDL_ERROR 0x00000002 /* We need to take an error */ +#define DMA_FIFO_ISDRAIN 0x0000000c /* The DMA FIFO is draining */ +#define DMA_INT_ENAB 0x00000010 /* Turn on interrupts */ +#define DMA_FIFO_INV 0x00000020 /* Invalidate the FIFO */ +#define DMA_ACC_SZ_ERR 0x00000040 /* The access size was bad */ +#define DMA_FIFO_STDRAIN 0x00000040 /* DMA_VERS1 Drain the FIFO */ +#define DMA_RST_SCSI 0x00000080 /* Reset the SCSI controller */ +#define DMA_RST_ENET DMA_RST_SCSI /* Reset the ENET controller */ +#define DMA_RST_BPP DMA_RST_SCSI /* Reset the BPP controller */ +#define DMA_ST_WRITE 0x00000100 /* write from device to memory */ +#define DMA_ENABLE 0x00000200 /* Fire up DMA, handle requests */ +#define DMA_PEND_READ 0x00000400 /* DMA_VERS1/0/PLUS Pending Read */ +#define DMA_ESC_BURST 0x00000800 /* 1=16byte 0=32byte */ +#define DMA_READ_AHEAD 0x00001800 /* DMA read ahead partial longword */ +#define DMA_DSBL_RD_DRN 0x00001000 /* No EC drain on slave reads */ +#define DMA_BCNT_ENAB 0x00002000 /* If on, use the byte counter */ +#define DMA_TERM_CNTR 0x00004000 /* Terminal counter */ +#define DMA_SCSI_SBUS64 0x00008000 /* HME: Enable 64-bit SBUS mode. */ +#define DMA_CSR_DISAB 0x00010000 /* No FIFO drains during csr */ +#define DMA_SCSI_DISAB 0x00020000 /* No FIFO drains during reg */ +#define DMA_DSBL_WR_INV 0x00020000 /* No EC inval. on slave writes */ +#define DMA_ADD_ENABLE 0x00040000 /* Special ESC DVMA optimization */ +#define DMA_E_BURSTS 0x000c0000 /* ENET: SBUS r/w burst mask */ +#define DMA_E_BURST32 0x00040000 /* ENET: SBUS 32 byte r/w burst */ +#define DMA_E_BURST16 0x00000000 /* ENET: SBUS 16 byte r/w burst */ +#define DMA_BRST_SZ 0x000c0000 /* SCSI: SBUS r/w burst size */ +#define DMA_BRST64 0x00080000 /* SCSI: 64byte bursts (HME on UltraSparc only) */ +#define DMA_BRST32 0x00040000 /* SCSI/BPP: 32byte bursts */ +#define DMA_BRST16 0x00000000 /* SCSI/BPP: 16byte bursts */ +#define DMA_BRST0 0x00080000 /* SCSI: no bursts (non-HME gate arrays) */ +#define DMA_ADDR_DISAB 0x00100000 /* No FIFO drains during addr */ +#define DMA_2CLKS 0x00200000 /* Each transfer = 2 clock ticks */ +#define DMA_3CLKS 0x00400000 /* Each transfer = 3 clock ticks */ +#define DMA_EN_ENETAUI DMA_3CLKS /* Put lance into AUI-cable mode */ +#define DMA_CNTR_DISAB 0x00800000 /* No IRQ when DMA_TERM_CNTR set */ +#define DMA_AUTO_NADDR 0x01000000 /* Use "auto nxt addr" feature */ +#define DMA_SCSI_ON 0x02000000 /* Enable SCSI dma */ +#define DMA_BPP_ON DMA_SCSI_ON /* Enable BPP dma */ +#define DMA_PARITY_OFF 0x02000000 /* HME: disable parity checking */ +#define DMA_LOADED_ADDR 0x04000000 /* Address has been loaded */ +#define DMA_LOADED_NADDR 0x08000000 /* Next address has been loaded */ +#define DMA_RESET_FAS366 0x08000000 /* HME: Assert RESET to FAS366 */ + +/* Values describing the burst-size property from the PROM */ +#define DMA_BURST1 0x01 +#define DMA_BURST2 0x02 +#define DMA_BURST4 0x04 +#define DMA_BURST8 0x08 +#define DMA_BURST16 0x10 +#define DMA_BURST32 0x20 +#define DMA_BURST64 0x40 +#define DMA_BURSTBITS 0x7f + +/* Determine highest possible final transfer address given a base */ +#define DMA_MAXEND(addr) (0x01000000UL-(((unsigned long)(addr))&0x00ffffffUL)) + +/* Yes, I hack a lot of elisp in my spare time... */ +#define DMA_ERROR_P(regs) ((((regs)->cond_reg) & DMA_HNDL_ERROR)) +#define DMA_IRQ_P(regs) ((((regs)->cond_reg) & (DMA_HNDL_INTR | DMA_HNDL_ERROR))) +#define DMA_WRITE_P(regs) ((((regs)->cond_reg) & DMA_ST_WRITE)) +#define DMA_OFF(regs) ((((regs)->cond_reg) &= (~DMA_ENABLE))) +#define DMA_INTSOFF(regs) ((((regs)->cond_reg) &= (~DMA_INT_ENAB))) +#define DMA_INTSON(regs) ((((regs)->cond_reg) |= (DMA_INT_ENAB))) +#define DMA_PUNTFIFO(regs) ((((regs)->cond_reg) |= DMA_FIFO_INV)) +#define DMA_SETSTART(regs, addr) ((((regs)->st_addr) = (char *) addr)) +#define DMA_BEGINDMA_W(regs) \ + ((((regs)->cond_reg |= (DMA_ST_WRITE|DMA_ENABLE|DMA_INT_ENAB)))) +#define DMA_BEGINDMA_R(regs) \ + ((((regs)->cond_reg |= ((DMA_ENABLE|DMA_INT_ENAB)&(~DMA_ST_WRITE))))) + +/* For certain DMA chips, we need to disable ints upon irq entry + * and turn them back on when we are done. So in any ESP interrupt + * handler you *must* call DMA_IRQ_ENTRY upon entry and DMA_IRQ_EXIT + * when leaving the handler. You have been warned... + */ +#define DMA_IRQ_ENTRY(dma, dregs) do { \ + if(DMA_ISBROKEN(dma)) DMA_INTSOFF(dregs); \ + } while (0) + +#define DMA_IRQ_EXIT(dma, dregs) do { \ + if(DMA_ISBROKEN(dma)) DMA_INTSON(dregs); \ + } while(0) + +#if 0 /* P3 this stuff is inline in ledma.c:init_restart_ledma() */ +/* Pause until counter runs out or BIT isn't set in the DMA condition + * register. + */ +static inline void sparc_dma_pause(struct sparc_dma_registers *regs, + unsigned long bit) +{ + int ctr = 50000; /* Let's find some bugs ;) */ + + /* Busy wait until the bit is not set any more */ + while((regs->cond_reg&bit) && (ctr>0)) { + ctr--; + __delay(5); + } + + /* Check for bogus outcome. */ + if(!ctr) + panic("DMA timeout"); +} + +/* Reset the friggin' thing... */ +#define DMA_RESET(dma) do { \ + struct sparc_dma_registers *regs = dma->regs; \ + /* Let the current FIFO drain itself */ \ + sparc_dma_pause(regs, (DMA_FIFO_ISDRAIN)); \ + /* Reset the logic */ \ + regs->cond_reg |= (DMA_RST_SCSI); /* assert */ \ + __delay(400); /* let the bits set ;) */ \ + regs->cond_reg &= ~(DMA_RST_SCSI); /* de-assert */ \ + sparc_dma_enable_interrupts(regs); /* Re-enable interrupts */ \ + /* Enable FAST transfers if available */ \ + if(dma->revision>dvmarev1) regs->cond_reg |= DMA_3CLKS; \ + dma->running = 0; \ +} while(0) +#endif + +#define for_each_dvma(dma) \ + for((dma) = dma_chain; (dma); (dma) = (dma)->next) + +extern int get_dma_list(char *); +extern int request_dma(unsigned int, __const__ char *); +extern void free_dma(unsigned int); + +/* From PCI */ + +#ifdef CONFIG_PCI +extern int isa_dma_bridge_buggy; +#else +#define isa_dma_bridge_buggy (0) +#endif + +/* Routines for data transfer buffers. */ +BTFIXUPDEF_CALL(char *, mmu_lockarea, char *, unsigned long) +BTFIXUPDEF_CALL(void, mmu_unlockarea, char *, unsigned long) + +#define mmu_lockarea(vaddr,len) BTFIXUP_CALL(mmu_lockarea)(vaddr,len) +#define mmu_unlockarea(vaddr,len) BTFIXUP_CALL(mmu_unlockarea)(vaddr,len) + +/* These are implementations for sbus_map_sg/sbus_unmap_sg... collapse later */ +BTFIXUPDEF_CALL(__u32, mmu_get_scsi_one, char *, unsigned long, struct sbus_bus *sbus) +BTFIXUPDEF_CALL(void, mmu_get_scsi_sgl, struct scatterlist *, int, struct sbus_bus *sbus) +BTFIXUPDEF_CALL(void, mmu_release_scsi_one, __u32, unsigned long, struct sbus_bus *sbus) +BTFIXUPDEF_CALL(void, mmu_release_scsi_sgl, struct scatterlist *, int, struct sbus_bus *sbus) + +#define mmu_get_scsi_one(vaddr,len,sbus) BTFIXUP_CALL(mmu_get_scsi_one)(vaddr,len,sbus) +#define mmu_get_scsi_sgl(sg,sz,sbus) BTFIXUP_CALL(mmu_get_scsi_sgl)(sg,sz,sbus) +#define mmu_release_scsi_one(vaddr,len,sbus) BTFIXUP_CALL(mmu_release_scsi_one)(vaddr,len,sbus) +#define mmu_release_scsi_sgl(sg,sz,sbus) BTFIXUP_CALL(mmu_release_scsi_sgl)(sg,sz,sbus) + +/* + * mmu_map/unmap are provided by iommu/iounit; Invalid to call on IIep. + * + * The mmu_map_dma_area establishes two mappings in one go. + * These mappings point to pages normally mapped at 'va' (linear address). + * First mapping is for CPU visible address at 'a', uncached. + * This is an alias, but it works because it is an uncached mapping. + * Second mapping is for device visible address, or "bus" address. + * The bus address is returned at '*pba'. + * + * These functions seem distinct, but are hard to split. On sun4c, + * at least for now, 'a' is equal to bus address, and retured in *pba. + * On sun4m, page attributes depend on the CPU type, so we have to + * know if we are mapping RAM or I/O, so it has to be an additional argument + * to a separate mapping function for CPU visible mappings. + */ +BTFIXUPDEF_CALL(int, mmu_map_dma_area, dma_addr_t *, unsigned long, unsigned long, int len) +BTFIXUPDEF_CALL(struct page *, mmu_translate_dvma, unsigned long busa) +BTFIXUPDEF_CALL(void, mmu_unmap_dma_area, unsigned long busa, int len) + +#define mmu_map_dma_area(pba,va,a,len) BTFIXUP_CALL(mmu_map_dma_area)(pba,va,a,len) +#define mmu_unmap_dma_area(ba,len) BTFIXUP_CALL(mmu_unmap_dma_area)(ba,len) +#define mmu_translate_dvma(ba) BTFIXUP_CALL(mmu_translate_dvma)(ba) + +#endif /* !(_ASM_SPARC_DMA_H) */ diff --git a/arch/sparc/include/asm/dma_64.h b/arch/sparc/include/asm/dma_64.h new file mode 100644 index 0000000..46a8aec --- /dev/null +++ b/arch/sparc/include/asm/dma_64.h @@ -0,0 +1,205 @@ +/* + * include/asm/dma.h + * + * Copyright 1996 (C) David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _ASM_SPARC64_DMA_H +#define _ASM_SPARC64_DMA_H + +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/spinlock.h> + +#include <asm/sbus.h> +#include <asm/delay.h> +#include <asm/oplib.h> + +/* These are irrelevant for Sparc DMA, but we leave it in so that + * things can compile. + */ +#define MAX_DMA_CHANNELS 8 +#define DMA_MODE_READ 1 +#define DMA_MODE_WRITE 2 +#define MAX_DMA_ADDRESS (~0UL) + +/* Useful constants */ +#define SIZE_16MB (16*1024*1024) +#define SIZE_64K (64*1024) + +/* SBUS DMA controller reg offsets */ +#define DMA_CSR 0x00UL /* rw DMA control/status register 0x00 */ +#define DMA_ADDR 0x04UL /* rw DMA transfer address register 0x04 */ +#define DMA_COUNT 0x08UL /* rw DMA transfer count register 0x08 */ +#define DMA_TEST 0x0cUL /* rw DMA test/debug register 0x0c */ + +/* DVMA chip revisions */ +enum dvma_rev { + dvmarev0, + dvmaesc1, + dvmarev1, + dvmarev2, + dvmarev3, + dvmarevplus, + dvmahme +}; + +#define DMA_HASCOUNT(rev) ((rev)==dvmaesc1) + +/* Linux DMA information structure, filled during probe. */ +struct sbus_dma { + struct sbus_dma *next; + struct sbus_dev *sdev; + void __iomem *regs; + + /* Status, misc info */ + int node; /* Prom node for this DMA device */ + int running; /* Are we doing DMA now? */ + int allocated; /* Are we "owned" by anyone yet? */ + + /* Transfer information. */ + u32 addr; /* Start address of current transfer */ + int nbytes; /* Size of current transfer */ + int realbytes; /* For splitting up large transfers, etc. */ + + /* DMA revision */ + enum dvma_rev revision; +}; + +extern struct sbus_dma *dma_chain; + +/* Broken hardware... */ +#define DMA_ISBROKEN(dma) ((dma)->revision == dvmarev1) +#define DMA_ISESC1(dma) ((dma)->revision == dvmaesc1) + +/* Main routines in dma.c */ +extern void dvma_init(struct sbus_bus *); + +/* Fields in the cond_reg register */ +/* First, the version identification bits */ +#define DMA_DEVICE_ID 0xf0000000 /* Device identification bits */ +#define DMA_VERS0 0x00000000 /* Sunray DMA version */ +#define DMA_ESCV1 0x40000000 /* DMA ESC Version 1 */ +#define DMA_VERS1 0x80000000 /* DMA rev 1 */ +#define DMA_VERS2 0xa0000000 /* DMA rev 2 */ +#define DMA_VERHME 0xb0000000 /* DMA hme gate array */ +#define DMA_VERSPLUS 0x90000000 /* DMA rev 1 PLUS */ + +#define DMA_HNDL_INTR 0x00000001 /* An IRQ needs to be handled */ +#define DMA_HNDL_ERROR 0x00000002 /* We need to take an error */ +#define DMA_FIFO_ISDRAIN 0x0000000c /* The DMA FIFO is draining */ +#define DMA_INT_ENAB 0x00000010 /* Turn on interrupts */ +#define DMA_FIFO_INV 0x00000020 /* Invalidate the FIFO */ +#define DMA_ACC_SZ_ERR 0x00000040 /* The access size was bad */ +#define DMA_FIFO_STDRAIN 0x00000040 /* DMA_VERS1 Drain the FIFO */ +#define DMA_RST_SCSI 0x00000080 /* Reset the SCSI controller */ +#define DMA_RST_ENET DMA_RST_SCSI /* Reset the ENET controller */ +#define DMA_ST_WRITE 0x00000100 /* write from device to memory */ +#define DMA_ENABLE 0x00000200 /* Fire up DMA, handle requests */ +#define DMA_PEND_READ 0x00000400 /* DMA_VERS1/0/PLUS Pending Read */ +#define DMA_ESC_BURST 0x00000800 /* 1=16byte 0=32byte */ +#define DMA_READ_AHEAD 0x00001800 /* DMA read ahead partial longword */ +#define DMA_DSBL_RD_DRN 0x00001000 /* No EC drain on slave reads */ +#define DMA_BCNT_ENAB 0x00002000 /* If on, use the byte counter */ +#define DMA_TERM_CNTR 0x00004000 /* Terminal counter */ +#define DMA_SCSI_SBUS64 0x00008000 /* HME: Enable 64-bit SBUS mode. */ +#define DMA_CSR_DISAB 0x00010000 /* No FIFO drains during csr */ +#define DMA_SCSI_DISAB 0x00020000 /* No FIFO drains during reg */ +#define DMA_DSBL_WR_INV 0x00020000 /* No EC inval. on slave writes */ +#define DMA_ADD_ENABLE 0x00040000 /* Special ESC DVMA optimization */ +#define DMA_E_BURSTS 0x000c0000 /* ENET: SBUS r/w burst mask */ +#define DMA_E_BURST32 0x00040000 /* ENET: SBUS 32 byte r/w burst */ +#define DMA_E_BURST16 0x00000000 /* ENET: SBUS 16 byte r/w burst */ +#define DMA_BRST_SZ 0x000c0000 /* SCSI: SBUS r/w burst size */ +#define DMA_BRST64 0x000c0000 /* SCSI: 64byte bursts (HME on UltraSparc only) */ +#define DMA_BRST32 0x00040000 /* SCSI: 32byte bursts */ +#define DMA_BRST16 0x00000000 /* SCSI: 16byte bursts */ +#define DMA_BRST0 0x00080000 /* SCSI: no bursts (non-HME gate arrays) */ +#define DMA_ADDR_DISAB 0x00100000 /* No FIFO drains during addr */ +#define DMA_2CLKS 0x00200000 /* Each transfer = 2 clock ticks */ +#define DMA_3CLKS 0x00400000 /* Each transfer = 3 clock ticks */ +#define DMA_EN_ENETAUI DMA_3CLKS /* Put lance into AUI-cable mode */ +#define DMA_CNTR_DISAB 0x00800000 /* No IRQ when DMA_TERM_CNTR set */ +#define DMA_AUTO_NADDR 0x01000000 /* Use "auto nxt addr" feature */ +#define DMA_SCSI_ON 0x02000000 /* Enable SCSI dma */ +#define DMA_PARITY_OFF 0x02000000 /* HME: disable parity checking */ +#define DMA_LOADED_ADDR 0x04000000 /* Address has been loaded */ +#define DMA_LOADED_NADDR 0x08000000 /* Next address has been loaded */ +#define DMA_RESET_FAS366 0x08000000 /* HME: Assert RESET to FAS366 */ + +/* Values describing the burst-size property from the PROM */ +#define DMA_BURST1 0x01 +#define DMA_BURST2 0x02 +#define DMA_BURST4 0x04 +#define DMA_BURST8 0x08 +#define DMA_BURST16 0x10 +#define DMA_BURST32 0x20 +#define DMA_BURST64 0x40 +#define DMA_BURSTBITS 0x7f + +/* Determine highest possible final transfer address given a base */ +#define DMA_MAXEND(addr) (0x01000000UL-(((unsigned long)(addr))&0x00ffffffUL)) + +/* Yes, I hack a lot of elisp in my spare time... */ +#define DMA_ERROR_P(regs) ((sbus_readl((regs) + DMA_CSR) & DMA_HNDL_ERROR)) +#define DMA_IRQ_P(regs) ((sbus_readl((regs) + DMA_CSR)) & (DMA_HNDL_INTR | DMA_HNDL_ERROR)) +#define DMA_WRITE_P(regs) ((sbus_readl((regs) + DMA_CSR) & DMA_ST_WRITE)) +#define DMA_OFF(__regs) \ +do { u32 tmp = sbus_readl((__regs) + DMA_CSR); \ + tmp &= ~DMA_ENABLE; \ + sbus_writel(tmp, (__regs) + DMA_CSR); \ +} while(0) +#define DMA_INTSOFF(__regs) \ +do { u32 tmp = sbus_readl((__regs) + DMA_CSR); \ + tmp &= ~DMA_INT_ENAB; \ + sbus_writel(tmp, (__regs) + DMA_CSR); \ +} while(0) +#define DMA_INTSON(__regs) \ +do { u32 tmp = sbus_readl((__regs) + DMA_CSR); \ + tmp |= DMA_INT_ENAB; \ + sbus_writel(tmp, (__regs) + DMA_CSR); \ +} while(0) +#define DMA_PUNTFIFO(__regs) \ +do { u32 tmp = sbus_readl((__regs) + DMA_CSR); \ + tmp |= DMA_FIFO_INV; \ + sbus_writel(tmp, (__regs) + DMA_CSR); \ +} while(0) +#define DMA_SETSTART(__regs, __addr) \ + sbus_writel((u32)(__addr), (__regs) + DMA_ADDR); +#define DMA_BEGINDMA_W(__regs) \ +do { u32 tmp = sbus_readl((__regs) + DMA_CSR); \ + tmp |= (DMA_ST_WRITE|DMA_ENABLE|DMA_INT_ENAB); \ + sbus_writel(tmp, (__regs) + DMA_CSR); \ +} while(0) +#define DMA_BEGINDMA_R(__regs) \ +do { u32 tmp = sbus_readl((__regs) + DMA_CSR); \ + tmp |= (DMA_ENABLE|DMA_INT_ENAB); \ + tmp &= ~DMA_ST_WRITE; \ + sbus_writel(tmp, (__regs) + DMA_CSR); \ +} while(0) + +/* For certain DMA chips, we need to disable ints upon irq entry + * and turn them back on when we are done. So in any ESP interrupt + * handler you *must* call DMA_IRQ_ENTRY upon entry and DMA_IRQ_EXIT + * when leaving the handler. You have been warned... + */ +#define DMA_IRQ_ENTRY(dma, dregs) do { \ + if(DMA_ISBROKEN(dma)) DMA_INTSOFF(dregs); \ + } while (0) + +#define DMA_IRQ_EXIT(dma, dregs) do { \ + if(DMA_ISBROKEN(dma)) DMA_INTSON(dregs); \ + } while(0) + +#define for_each_dvma(dma) \ + for((dma) = dma_chain; (dma); (dma) = (dma)->next) + +/* From PCI */ + +#ifdef CONFIG_PCI +extern int isa_dma_bridge_buggy; +#else +#define isa_dma_bridge_buggy (0) +#endif + +#endif /* !(_ASM_SPARC64_DMA_H) */ diff --git a/arch/sparc/include/asm/ebus.h b/arch/sparc/include/asm/ebus.h new file mode 100644 index 0000000..83a6d16 --- /dev/null +++ b/arch/sparc/include/asm/ebus.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_EBUS_H +#define ___ASM_SPARC_EBUS_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/ebus_64.h> +#else +#include <asm/ebus_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/ebus_32.h b/arch/sparc/include/asm/ebus_32.h new file mode 100644 index 0000000..29cb7df --- /dev/null +++ b/arch/sparc/include/asm/ebus_32.h @@ -0,0 +1,99 @@ +/* + * ebus.h: PCI to Ebus pseudo driver software state. + * + * Copyright (C) 1997 Eddie C. Dost (ecd@skynet.be) + * + * Adopted for sparc by V. Roganov and G. Raiko. + */ + +#ifndef __SPARC_EBUS_H +#define __SPARC_EBUS_H + +#ifndef _LINUX_IOPORT_H +#include <linux/ioport.h> +#endif +#include <asm/oplib.h> +#include <asm/prom.h> +#include <asm/of_device.h> + +struct linux_ebus_child { + struct linux_ebus_child *next; + struct linux_ebus_device *parent; + struct linux_ebus *bus; + struct device_node *prom_node; + struct resource resource[PROMREG_MAX]; + int num_addrs; + unsigned int irqs[PROMINTR_MAX]; + int num_irqs; +}; + +struct linux_ebus_device { + struct of_device ofdev; + struct linux_ebus_device *next; + struct linux_ebus_child *children; + struct linux_ebus *bus; + struct device_node *prom_node; + struct resource resource[PROMREG_MAX]; + int num_addrs; + unsigned int irqs[PROMINTR_MAX]; + int num_irqs; +}; +#define to_ebus_device(d) container_of(d, struct linux_ebus_device, ofdev.dev) + +struct linux_ebus { + struct of_device ofdev; + struct linux_ebus *next; + struct linux_ebus_device *devices; + struct linux_pbm_info *parent; + struct pci_dev *self; + struct device_node *prom_node; +}; +#define to_ebus(d) container_of(d, struct linux_ebus, ofdev.dev) + +struct linux_ebus_dma { + unsigned int dcsr; + unsigned int dacr; + unsigned int dbcr; +}; + +#define EBUS_DCSR_INT_PEND 0x00000001 +#define EBUS_DCSR_ERR_PEND 0x00000002 +#define EBUS_DCSR_DRAIN 0x00000004 +#define EBUS_DCSR_INT_EN 0x00000010 +#define EBUS_DCSR_RESET 0x00000080 +#define EBUS_DCSR_WRITE 0x00000100 +#define EBUS_DCSR_EN_DMA 0x00000200 +#define EBUS_DCSR_CYC_PEND 0x00000400 +#define EBUS_DCSR_DIAG_RD_DONE 0x00000800 +#define EBUS_DCSR_DIAG_WR_DONE 0x00001000 +#define EBUS_DCSR_EN_CNT 0x00002000 +#define EBUS_DCSR_TC 0x00004000 +#define EBUS_DCSR_DIS_CSR_DRN 0x00010000 +#define EBUS_DCSR_BURST_SZ_MASK 0x000c0000 +#define EBUS_DCSR_BURST_SZ_1 0x00080000 +#define EBUS_DCSR_BURST_SZ_4 0x00000000 +#define EBUS_DCSR_BURST_SZ_8 0x00040000 +#define EBUS_DCSR_BURST_SZ_16 0x000c0000 +#define EBUS_DCSR_DIAG_EN 0x00100000 +#define EBUS_DCSR_DIS_ERR_PEND 0x00400000 +#define EBUS_DCSR_TCI_DIS 0x00800000 +#define EBUS_DCSR_EN_NEXT 0x01000000 +#define EBUS_DCSR_DMA_ON 0x02000000 +#define EBUS_DCSR_A_LOADED 0x04000000 +#define EBUS_DCSR_NA_LOADED 0x08000000 +#define EBUS_DCSR_DEV_ID_MASK 0xf0000000 + +extern struct linux_ebus *ebus_chain; + +extern void ebus_init(void); + +#define for_each_ebus(bus) \ + for((bus) = ebus_chain; (bus); (bus) = (bus)->next) + +#define for_each_ebusdev(dev, bus) \ + for((dev) = (bus)->devices; (dev); (dev) = (dev)->next) + +#define for_each_edevchild(dev, child) \ + for((child) = (dev)->children; (child); (child) = (child)->next) + +#endif /* !(__SPARC_EBUS_H) */ diff --git a/arch/sparc/include/asm/ebus_64.h b/arch/sparc/include/asm/ebus_64.h new file mode 100644 index 0000000..fcc62b9 --- /dev/null +++ b/arch/sparc/include/asm/ebus_64.h @@ -0,0 +1,94 @@ +/* + * ebus.h: PCI to Ebus pseudo driver software state. + * + * Copyright (C) 1997 Eddie C. Dost (ecd@skynet.be) + * Copyright (C) 1999 David S. Miller (davem@redhat.com) + */ + +#ifndef __SPARC64_EBUS_H +#define __SPARC64_EBUS_H + +#include <asm/oplib.h> +#include <asm/prom.h> +#include <asm/of_device.h> + +struct linux_ebus_child { + struct linux_ebus_child *next; + struct linux_ebus_device *parent; + struct linux_ebus *bus; + struct device_node *prom_node; + struct resource resource[PROMREG_MAX]; + int num_addrs; + unsigned int irqs[PROMINTR_MAX]; + int num_irqs; +}; + +struct linux_ebus_device { + struct of_device ofdev; + struct linux_ebus_device *next; + struct linux_ebus_child *children; + struct linux_ebus *bus; + struct device_node *prom_node; + struct resource resource[PROMREG_MAX]; + int num_addrs; + unsigned int irqs[PROMINTR_MAX]; + int num_irqs; +}; +#define to_ebus_device(d) container_of(d, struct linux_ebus_device, ofdev.dev) + +struct linux_ebus { + struct of_device ofdev; + struct linux_ebus *next; + struct linux_ebus_device *devices; + struct pci_dev *self; + int index; + int is_rio; + struct device_node *prom_node; +}; +#define to_ebus(d) container_of(d, struct linux_ebus, ofdev.dev) + +struct ebus_dma_info { + spinlock_t lock; + void __iomem *regs; + + unsigned int flags; +#define EBUS_DMA_FLAG_USE_EBDMA_HANDLER 0x00000001 +#define EBUS_DMA_FLAG_TCI_DISABLE 0x00000002 + + /* These are only valid is EBUS_DMA_FLAG_USE_EBDMA_HANDLER is + * set. + */ + void (*callback)(struct ebus_dma_info *p, int event, void *cookie); + void *client_cookie; + unsigned int irq; +#define EBUS_DMA_EVENT_ERROR 1 +#define EBUS_DMA_EVENT_DMA 2 +#define EBUS_DMA_EVENT_DEVICE 4 + + unsigned char name[64]; +}; + +extern int ebus_dma_register(struct ebus_dma_info *p); +extern int ebus_dma_irq_enable(struct ebus_dma_info *p, int on); +extern void ebus_dma_unregister(struct ebus_dma_info *p); +extern int ebus_dma_request(struct ebus_dma_info *p, dma_addr_t bus_addr, + size_t len); +extern void ebus_dma_prepare(struct ebus_dma_info *p, int write); +extern unsigned int ebus_dma_residue(struct ebus_dma_info *p); +extern unsigned int ebus_dma_addr(struct ebus_dma_info *p); +extern void ebus_dma_enable(struct ebus_dma_info *p, int on); + +extern struct linux_ebus *ebus_chain; + +extern void ebus_init(void); + +#define for_each_ebus(bus) \ + for((bus) = ebus_chain; (bus); (bus) = (bus)->next) + +#define for_each_ebusdev(dev, bus) \ + for((dev) = (bus)->devices; (dev); (dev) = (dev)->next) + +#define for_each_edevchild(dev, child) \ + for((child) = (dev)->children; (child); (child) = (child)->next) + +#endif /* !(__SPARC64_EBUS_H) */ diff --git a/arch/sparc/include/asm/ecc.h b/arch/sparc/include/asm/ecc.h new file mode 100644 index 0000000..ccb84b6 --- /dev/null +++ b/arch/sparc/include/asm/ecc.h @@ -0,0 +1,122 @@ +/* + * ecc.h: Definitions and defines for the external cache/memory + * controller on the sun4m. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_ECC_H +#define _SPARC_ECC_H + +/* These registers are accessed through the SRMMU passthrough ASI 0x20 */ +#define ECC_ENABLE 0x00000000 /* ECC enable register */ +#define ECC_FSTATUS 0x00000008 /* ECC fault status register */ +#define ECC_FADDR 0x00000010 /* ECC fault address register */ +#define ECC_DIGNOSTIC 0x00000018 /* ECC diagnostics register */ +#define ECC_MBAENAB 0x00000020 /* MBus arbiter enable register */ +#define ECC_DMESG 0x00001000 /* Diagnostic message passing area */ + +/* ECC MBus Arbiter Enable register: + * + * ---------------------------------------- + * | |SBUS|MOD3|MOD2|MOD1|RSV| + * ---------------------------------------- + * 31 5 4 3 2 1 0 + * + * SBUS: Enable MBus Arbiter on the SBus 0=off 1=on + * MOD3: Enable MBus Arbiter on MBus module 3 0=off 1=on + * MOD2: Enable MBus Arbiter on MBus module 2 0=off 1=on + * MOD1: Enable MBus Arbiter on MBus module 1 0=off 1=on + */ + +#define ECC_MBAE_SBUS 0x00000010 +#define ECC_MBAE_MOD3 0x00000008 +#define ECC_MBAE_MOD2 0x00000004 +#define ECC_MBAE_MOD1 0x00000002 + +/* ECC Fault Control Register layout: + * + * ----------------------------- + * | RESV | ECHECK | EINT | + * ----------------------------- + * 31 2 1 0 + * + * ECHECK: Enable ECC checking. 0=off 1=on + * EINT: Enable Interrupts for correctable errors. 0=off 1=on + */ +#define ECC_FCR_CHECK 0x00000002 +#define ECC_FCR_INTENAB 0x00000001 + +/* ECC Fault Address Register Zero layout: + * + * ----------------------------------------------------- + * | MID | S | RSV | VA | BM |AT| C| SZ |TYP| PADDR | + * ----------------------------------------------------- + * 31-28 27 26-22 21-14 13 12 11 10-8 7-4 3-0 + * + * MID: ModuleID of the faulting processor. ie. who did it? + * S: Supervisor/Privileged access? 0=no 1=yes + * VA: Bits 19-12 of the virtual faulting address, these are the + * superset bits in the virtual cache and can be used for + * a flush operation if necessary. + * BM: Boot mode? 0=no 1=yes This is just like the SRMMU boot + * mode bit. + * AT: Did this fault happen during an atomic instruction? 0=no + * 1=yes. This means either an 'ldstub' or 'swap' instruction + * was in progress (but not finished) when this fault happened. + * This indicated whether the bus was locked when the fault + * occurred. + * C: Did the pte for this access indicate that it was cacheable? + * 0=no 1=yes + * SZ: The size of the transaction. + * TYP: The transaction type. + * PADDR: Bits 35-32 of the physical address for the fault. + */ +#define ECC_FADDR0_MIDMASK 0xf0000000 +#define ECC_FADDR0_S 0x08000000 +#define ECC_FADDR0_VADDR 0x003fc000 +#define ECC_FADDR0_BMODE 0x00002000 +#define ECC_FADDR0_ATOMIC 0x00001000 +#define ECC_FADDR0_CACHE 0x00000800 +#define ECC_FADDR0_SIZE 0x00000700 +#define ECC_FADDR0_TYPE 0x000000f0 +#define ECC_FADDR0_PADDR 0x0000000f + +/* ECC Fault Address Register One layout: + * + * ------------------------------------- + * | Physical Address 31-0 | + * ------------------------------------- + * 31 0 + * + * You get the upper 4 bits of the physical address from the + * PADDR field in ECC Fault Address Zero register. + */ + +/* ECC Fault Status Register layout: + * + * ---------------------------------------------- + * | RESV|C2E|MULT|SYNDROME|DWORD|UNC|TIMEO|BS|C| + * ---------------------------------------------- + * 31-18 17 16 15-8 7-4 3 2 1 0 + * + * C2E: A C2 graphics error occurred. 0=no 1=yes (SS10 only) + * MULT: Multiple errors occurred ;-O 0=no 1=prom_panic(yes) + * SYNDROME: Controller is mentally unstable. + * DWORD: + * UNC: Uncorrectable error. 0=no 1=yes + * TIMEO: Timeout occurred. 0=no 1=yes + * BS: C2 graphics bad slot access. 0=no 1=yes (SS10 only) + * C: Correctable error? 0=no 1=yes + */ + +#define ECC_FSR_C2ERR 0x00020000 +#define ECC_FSR_MULT 0x00010000 +#define ECC_FSR_SYND 0x0000ff00 +#define ECC_FSR_DWORD 0x000000f0 +#define ECC_FSR_UNC 0x00000008 +#define ECC_FSR_TIMEO 0x00000004 +#define ECC_FSR_BADSLOT 0x00000002 +#define ECC_FSR_C 0x00000001 + +#endif /* !(_SPARC_ECC_H) */ diff --git a/arch/sparc/include/asm/eeprom.h b/arch/sparc/include/asm/eeprom.h new file mode 100644 index 0000000..e17beec --- /dev/null +++ b/arch/sparc/include/asm/eeprom.h @@ -0,0 +1,9 @@ +/* + * eeprom.h: Definitions for the Sun eeprom. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +/* The EEPROM and the Mostek Mk48t02 use the same IO address space + * for their registers/data areas. The IDPROM lives here too. + */ diff --git a/arch/sparc/include/asm/elf.h b/arch/sparc/include/asm/elf.h new file mode 100644 index 0000000..0a2816c --- /dev/null +++ b/arch/sparc/include/asm/elf.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_ELF_H +#define ___ASM_SPARC_ELF_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/elf_64.h> +#else +#include <asm/elf_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/elf_32.h b/arch/sparc/include/asm/elf_32.h new file mode 100644 index 0000000..d043f80 --- /dev/null +++ b/arch/sparc/include/asm/elf_32.h @@ -0,0 +1,145 @@ +#ifndef __ASMSPARC_ELF_H +#define __ASMSPARC_ELF_H + +/* + * ELF register definitions.. + */ + +#include <asm/ptrace.h> + +/* + * Sparc section types + */ +#define STT_REGISTER 13 + +/* + * Sparc ELF relocation types + */ +#define R_SPARC_NONE 0 +#define R_SPARC_8 1 +#define R_SPARC_16 2 +#define R_SPARC_32 3 +#define R_SPARC_DISP8 4 +#define R_SPARC_DISP16 5 +#define R_SPARC_DISP32 6 +#define R_SPARC_WDISP30 7 +#define R_SPARC_WDISP22 8 +#define R_SPARC_HI22 9 +#define R_SPARC_22 10 +#define R_SPARC_13 11 +#define R_SPARC_LO10 12 +#define R_SPARC_GOT10 13 +#define R_SPARC_GOT13 14 +#define R_SPARC_GOT22 15 +#define R_SPARC_PC10 16 +#define R_SPARC_PC22 17 +#define R_SPARC_WPLT30 18 +#define R_SPARC_COPY 19 +#define R_SPARC_GLOB_DAT 20 +#define R_SPARC_JMP_SLOT 21 +#define R_SPARC_RELATIVE 22 +#define R_SPARC_UA32 23 +#define R_SPARC_PLT32 24 +#define R_SPARC_HIPLT22 25 +#define R_SPARC_LOPLT10 26 +#define R_SPARC_PCPLT32 27 +#define R_SPARC_PCPLT22 28 +#define R_SPARC_PCPLT10 29 +#define R_SPARC_10 30 +#define R_SPARC_11 31 +#define R_SPARC_64 32 +#define R_SPARC_OLO10 33 +#define R_SPARC_WDISP16 40 +#define R_SPARC_WDISP19 41 +#define R_SPARC_7 43 +#define R_SPARC_5 44 +#define R_SPARC_6 45 + +/* Bits present in AT_HWCAP, primarily for Sparc32. */ + +#define HWCAP_SPARC_FLUSH 1 /* CPU supports flush instruction. */ +#define HWCAP_SPARC_STBAR 2 +#define HWCAP_SPARC_SWAP 4 +#define HWCAP_SPARC_MULDIV 8 +#define HWCAP_SPARC_V9 16 +#define HWCAP_SPARC_ULTRA3 32 + +#define CORE_DUMP_USE_REGSET + +/* Format is: + * G0 --> G7 + * O0 --> O7 + * L0 --> L7 + * I0 --> I7 + * PSR, PC, nPC, Y, WIM, TBR + */ +typedef unsigned long elf_greg_t; +#define ELF_NGREG 38 +typedef elf_greg_t elf_gregset_t[ELF_NGREG]; + +typedef struct { + union { + unsigned long pr_regs[32]; + double pr_dregs[16]; + } pr_fr; + unsigned long __unused; + unsigned long pr_fsr; + unsigned char pr_qcnt; + unsigned char pr_q_entrysize; + unsigned char pr_en; + unsigned int pr_q[64]; +} elf_fpregset_t; + +#include <asm/mbus.h> + +/* + * This is used to ensure we don't load something for the wrong architecture. + */ +#define elf_check_arch(x) ((x)->e_machine == EM_SPARC) + +/* + * These are used to set parameters in the core dumps. + */ +#define ELF_ARCH EM_SPARC +#define ELF_CLASS ELFCLASS32 +#define ELF_DATA ELFDATA2MSB + +#define USE_ELF_CORE_DUMP +#ifndef CONFIG_SUN4 +#define ELF_EXEC_PAGESIZE 4096 +#else +#define ELF_EXEC_PAGESIZE 8192 +#endif + + +/* This is the location that an ET_DYN program is loaded if exec'ed. Typical + use of this is to invoke "./ld.so someprog" to test out a new version of + the loader. We need to make sure that it is out of the way of the program + that it will "exec", and that there is sufficient room for the brk. */ + +#define ELF_ET_DYN_BASE (TASK_UNMAPPED_BASE) + +/* This yields a mask that user programs can use to figure out what + instruction set this cpu supports. This can NOT be done in userspace + on Sparc. */ + +/* Sun4c has none of the capabilities, most sun4m's have them all. + * XXX This is gross, set some global variable at boot time. -DaveM + */ +#define ELF_HWCAP ((ARCH_SUN4C_SUN4) ? 0 : \ + (HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR | \ + HWCAP_SPARC_SWAP | \ + ((srmmu_modtype != Cypress && \ + srmmu_modtype != Cypress_vE && \ + srmmu_modtype != Cypress_vD) ? \ + HWCAP_SPARC_MULDIV : 0))) + +/* This yields a string that ld.so will use to load implementation + specific libraries for optimization. This is more specific in + intent than poking at uname or /proc/cpuinfo. */ + +#define ELF_PLATFORM (NULL) + +#define SET_PERSONALITY(ex, ibcs2) set_personality((ibcs2)?PER_SVR4:PER_LINUX) + +#endif /* !(__ASMSPARC_ELF_H) */ diff --git a/arch/sparc/include/asm/elf_64.h b/arch/sparc/include/asm/elf_64.h new file mode 100644 index 0000000..0818a13 --- /dev/null +++ b/arch/sparc/include/asm/elf_64.h @@ -0,0 +1,217 @@ +#ifndef __ASM_SPARC64_ELF_H +#define __ASM_SPARC64_ELF_H + +/* + * ELF register definitions.. + */ + +#include <asm/ptrace.h> +#include <asm/processor.h> +#include <asm/uaccess.h> +#include <asm/spitfire.h> + +/* + * Sparc section types + */ +#define STT_REGISTER 13 + +/* + * Sparc ELF relocation types + */ +#define R_SPARC_NONE 0 +#define R_SPARC_8 1 +#define R_SPARC_16 2 +#define R_SPARC_32 3 +#define R_SPARC_DISP8 4 +#define R_SPARC_DISP16 5 +#define R_SPARC_DISP32 6 +#define R_SPARC_WDISP30 7 +#define R_SPARC_WDISP22 8 +#define R_SPARC_HI22 9 +#define R_SPARC_22 10 +#define R_SPARC_13 11 +#define R_SPARC_LO10 12 +#define R_SPARC_GOT10 13 +#define R_SPARC_GOT13 14 +#define R_SPARC_GOT22 15 +#define R_SPARC_PC10 16 +#define R_SPARC_PC22 17 +#define R_SPARC_WPLT30 18 +#define R_SPARC_COPY 19 +#define R_SPARC_GLOB_DAT 20 +#define R_SPARC_JMP_SLOT 21 +#define R_SPARC_RELATIVE 22 +#define R_SPARC_UA32 23 +#define R_SPARC_PLT32 24 +#define R_SPARC_HIPLT22 25 +#define R_SPARC_LOPLT10 26 +#define R_SPARC_PCPLT32 27 +#define R_SPARC_PCPLT22 28 +#define R_SPARC_PCPLT10 29 +#define R_SPARC_10 30 +#define R_SPARC_11 31 +#define R_SPARC_64 32 +#define R_SPARC_OLO10 33 +#define R_SPARC_WDISP16 40 +#define R_SPARC_WDISP19 41 +#define R_SPARC_7 43 +#define R_SPARC_5 44 +#define R_SPARC_6 45 + +/* Bits present in AT_HWCAP, primarily for Sparc32. */ + +#define HWCAP_SPARC_FLUSH 1 /* CPU supports flush instruction. */ +#define HWCAP_SPARC_STBAR 2 +#define HWCAP_SPARC_SWAP 4 +#define HWCAP_SPARC_MULDIV 8 +#define HWCAP_SPARC_V9 16 +#define HWCAP_SPARC_ULTRA3 32 +#define HWCAP_SPARC_BLKINIT 64 +#define HWCAP_SPARC_N2 128 + +#define CORE_DUMP_USE_REGSET + +/* + * These are used to set parameters in the core dumps. + */ +#define ELF_ARCH EM_SPARCV9 +#define ELF_CLASS ELFCLASS64 +#define ELF_DATA ELFDATA2MSB + +/* Format of 64-bit elf_gregset_t is: + * G0 --> G7 + * O0 --> O7 + * L0 --> L7 + * I0 --> I7 + * TSTATE + * TPC + * TNPC + * Y + */ +typedef unsigned long elf_greg_t; +#define ELF_NGREG 36 +typedef elf_greg_t elf_gregset_t[ELF_NGREG]; + +typedef struct { + unsigned long pr_regs[32]; + unsigned long pr_fsr; + unsigned long pr_gsr; + unsigned long pr_fprs; +} elf_fpregset_t; + +/* Format of 32-bit elf_gregset_t is: + * G0 --> G7 + * O0 --> O7 + * L0 --> L7 + * I0 --> I7 + * PSR, PC, nPC, Y, WIM, TBR + */ +typedef unsigned int compat_elf_greg_t; +#define COMPAT_ELF_NGREG 38 +typedef compat_elf_greg_t compat_elf_gregset_t[COMPAT_ELF_NGREG]; + +typedef struct { + union { + unsigned int pr_regs[32]; + unsigned long pr_dregs[16]; + } pr_fr; + unsigned int __unused; + unsigned int pr_fsr; + unsigned char pr_qcnt; + unsigned char pr_q_entrysize; + unsigned char pr_en; + unsigned int pr_q[64]; +} compat_elf_fpregset_t; + +/* UltraSparc extensions. Still unused, but will be eventually. */ +typedef struct { + unsigned int pr_type; + unsigned int pr_align; + union { + struct { + union { + unsigned int pr_regs[32]; + unsigned long pr_dregs[16]; + long double pr_qregs[8]; + } pr_xfr; + } pr_v8p; + unsigned int pr_xfsr; + unsigned int pr_fprs; + unsigned int pr_xg[8]; + unsigned int pr_xo[8]; + unsigned long pr_tstate; + unsigned int pr_filler[8]; + } pr_un; +} elf_xregset_t; + +/* + * This is used to ensure we don't load something for the wrong architecture. + */ +#define elf_check_arch(x) ((x)->e_machine == ELF_ARCH) +#define compat_elf_check_arch(x) ((x)->e_machine == EM_SPARC || \ + (x)->e_machine == EM_SPARC32PLUS) +#define compat_start_thread start_thread32 + +#define USE_ELF_CORE_DUMP +#define ELF_EXEC_PAGESIZE PAGE_SIZE + +/* This is the location that an ET_DYN program is loaded if exec'ed. Typical + use of this is to invoke "./ld.so someprog" to test out a new version of + the loader. We need to make sure that it is out of the way of the program + that it will "exec", and that there is sufficient room for the brk. */ + +#define ELF_ET_DYN_BASE 0x0000010000000000UL +#define COMPAT_ELF_ET_DYN_BASE 0x0000000070000000UL + + +/* This yields a mask that user programs can use to figure out what + instruction set this cpu supports. */ + +/* On Ultra, we support all of the v8 capabilities. */ +static inline unsigned int sparc64_elf_hwcap(void) +{ + unsigned int cap = (HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR | + HWCAP_SPARC_SWAP | HWCAP_SPARC_MULDIV | + HWCAP_SPARC_V9); + + if (tlb_type == cheetah || tlb_type == cheetah_plus) + cap |= HWCAP_SPARC_ULTRA3; + else if (tlb_type == hypervisor) { + if (sun4v_chip_type == SUN4V_CHIP_NIAGARA1 || + sun4v_chip_type == SUN4V_CHIP_NIAGARA2) + cap |= HWCAP_SPARC_BLKINIT; + if (sun4v_chip_type == SUN4V_CHIP_NIAGARA2) + cap |= HWCAP_SPARC_N2; + } + + return cap; +} + +#define ELF_HWCAP sparc64_elf_hwcap(); + +/* This yields a string that ld.so will use to load implementation + specific libraries for optimization. This is more specific in + intent than poking at uname or /proc/cpuinfo. */ + +#define ELF_PLATFORM (NULL) + +#define SET_PERSONALITY(ex, ibcs2) \ +do { unsigned long new_flags = current_thread_info()->flags; \ + new_flags &= _TIF_32BIT; \ + if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \ + new_flags |= _TIF_32BIT; \ + else \ + new_flags &= ~_TIF_32BIT; \ + if ((current_thread_info()->flags & _TIF_32BIT) \ + != new_flags) \ + set_thread_flag(TIF_ABI_PENDING); \ + else \ + clear_thread_flag(TIF_ABI_PENDING); \ + /* flush_thread will update pgd cache */ \ + if (ibcs2) \ + set_personality(PER_SVR4); \ + else if (current->personality != PER_LINUX32) \ + set_personality(PER_LINUX); \ +} while (0) + +#endif /* !(__ASM_SPARC64_ELF_H) */ diff --git a/arch/sparc/include/asm/emergency-restart.h b/arch/sparc/include/asm/emergency-restart.h new file mode 100644 index 0000000..108d8c4 --- /dev/null +++ b/arch/sparc/include/asm/emergency-restart.h @@ -0,0 +1,6 @@ +#ifndef _ASM_EMERGENCY_RESTART_H +#define _ASM_EMERGENCY_RESTART_H + +#include <asm-generic/emergency-restart.h> + +#endif /* _ASM_EMERGENCY_RESTART_H */ diff --git a/arch/sparc/include/asm/envctrl.h b/arch/sparc/include/asm/envctrl.h new file mode 100644 index 0000000..624fa7e --- /dev/null +++ b/arch/sparc/include/asm/envctrl.h @@ -0,0 +1,103 @@ +/* + * + * envctrl.h: Definitions for access to the i2c environment + * monitoring on Ultrasparc systems. + * + * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be) + * Copyright (C) 2000 Vinh Truong (vinh.truong@eng.sun.com) + * VT - Add all ioctl commands and environment status definitions + * VT - Add application note + */ +#ifndef _SPARC64_ENVCTRL_H +#define _SPARC64_ENVCTRL_H 1 + +#include <linux/ioctl.h> + +/* Application note: + * + * The driver supports 4 operations: open(), close(), ioctl(), read() + * The device name is /dev/envctrl. + * Below is sample usage: + * + * fd = open("/dev/envtrl", O_RDONLY); + * if (ioctl(fd, ENVCTRL_READ_SHUTDOWN_TEMPERATURE, 0) < 0) + * printf("error\n"); + * ret = read(fd, buf, 10); + * close(fd); + * + * Notice in the case of cpu voltage and temperature, the default is + * cpu0. If we need to know the info of cpu1, cpu2, cpu3, we need to + * pass in cpu number in ioctl() last parameter. For example, to + * get the voltage of cpu2: + * + * ioctlbuf[0] = 2; + * if (ioctl(fd, ENVCTRL_READ_CPU_VOLTAGE, ioctlbuf) < 0) + * printf("error\n"); + * ret = read(fd, buf, 10); + * + * All the return values are in ascii. So check read return value + * and do appropriate conversions in your application. + */ + +/* IOCTL commands */ + +/* Note: these commands reflect possible monitor features. + * Some boards choose to support some of the features only. + */ +#define ENVCTRL_RD_CPU_TEMPERATURE _IOR('p', 0x40, int) +#define ENVCTRL_RD_CPU_VOLTAGE _IOR('p', 0x41, int) +#define ENVCTRL_RD_FAN_STATUS _IOR('p', 0x42, int) +#define ENVCTRL_RD_WARNING_TEMPERATURE _IOR('p', 0x43, int) +#define ENVCTRL_RD_SHUTDOWN_TEMPERATURE _IOR('p', 0x44, int) +#define ENVCTRL_RD_VOLTAGE_STATUS _IOR('p', 0x45, int) +#define ENVCTRL_RD_SCSI_TEMPERATURE _IOR('p', 0x46, int) +#define ENVCTRL_RD_ETHERNET_TEMPERATURE _IOR('p', 0x47, int) +#define ENVCTRL_RD_MTHRBD_TEMPERATURE _IOR('p', 0x48, int) + +#define ENVCTRL_RD_GLOBALADDRESS _IOR('p', 0x49, int) + +/* Read return values for a voltage status request. */ +#define ENVCTRL_VOLTAGE_POWERSUPPLY_GOOD 0x01 +#define ENVCTRL_VOLTAGE_BAD 0x02 +#define ENVCTRL_POWERSUPPLY_BAD 0x03 +#define ENVCTRL_VOLTAGE_POWERSUPPLY_BAD 0x04 + +/* Read return values for a fan status request. + * A failure match means either the fan fails or + * the fan is not connected. Some boards have optional + * connectors to connect extra fans. + * + * There are maximum 8 monitor fans. Some are cpu fans + * some are system fans. The mask below only indicates + * fan by order number. + * Below is a sample application: + * + * if (ioctl(fd, ENVCTRL_READ_FAN_STATUS, 0) < 0) { + * printf("ioctl fan failed\n"); + * } + * if (read(fd, rslt, 1) <= 0) { + * printf("error or fan not monitored\n"); + * } else { + * if (rslt[0] == ENVCTRL_ALL_FANS_GOOD) { + * printf("all fans good\n"); + * } else if (rslt[0] == ENVCTRL_ALL_FANS_BAD) { + * printf("all fans bad\n"); + * } else { + * if (rslt[0] & ENVCTRL_FAN0_FAILURE_MASK) { + * printf("fan 0 failed or not connected\n"); + * } + * ...... + */ + +#define ENVCTRL_ALL_FANS_GOOD 0x00 +#define ENVCTRL_FAN0_FAILURE_MASK 0x01 +#define ENVCTRL_FAN1_FAILURE_MASK 0x02 +#define ENVCTRL_FAN2_FAILURE_MASK 0x04 +#define ENVCTRL_FAN3_FAILURE_MASK 0x08 +#define ENVCTRL_FAN4_FAILURE_MASK 0x10 +#define ENVCTRL_FAN5_FAILURE_MASK 0x20 +#define ENVCTRL_FAN6_FAILURE_MASK 0x40 +#define ENVCTRL_FAN7_FAILURE_MASK 0x80 +#define ENVCTRL_ALL_FANS_BAD 0xFF + +#endif /* !(_SPARC64_ENVCTRL_H) */ diff --git a/arch/sparc/include/asm/errno.h b/arch/sparc/include/asm/errno.h new file mode 100644 index 0000000..a9ef172 --- /dev/null +++ b/arch/sparc/include/asm/errno.h @@ -0,0 +1,113 @@ +#ifndef _SPARC_ERRNO_H +#define _SPARC_ERRNO_H + +/* These match the SunOS error numbering scheme. */ + +#include <asm-generic/errno-base.h> + +#define EWOULDBLOCK EAGAIN /* Operation would block */ +#define EINPROGRESS 36 /* Operation now in progress */ +#define EALREADY 37 /* Operation already in progress */ +#define ENOTSOCK 38 /* Socket operation on non-socket */ +#define EDESTADDRREQ 39 /* Destination address required */ +#define EMSGSIZE 40 /* Message too long */ +#define EPROTOTYPE 41 /* Protocol wrong type for socket */ +#define ENOPROTOOPT 42 /* Protocol not available */ +#define EPROTONOSUPPORT 43 /* Protocol not supported */ +#define ESOCKTNOSUPPORT 44 /* Socket type not supported */ +#define EOPNOTSUPP 45 /* Op not supported on transport endpoint */ +#define EPFNOSUPPORT 46 /* Protocol family not supported */ +#define EAFNOSUPPORT 47 /* Address family not supported by protocol */ +#define EADDRINUSE 48 /* Address already in use */ +#define EADDRNOTAVAIL 49 /* Cannot assign requested address */ +#define ENETDOWN 50 /* Network is down */ +#define ENETUNREACH 51 /* Network is unreachable */ +#define ENETRESET 52 /* Net dropped connection because of reset */ +#define ECONNABORTED 53 /* Software caused connection abort */ +#define ECONNRESET 54 /* Connection reset by peer */ +#define ENOBUFS 55 /* No buffer space available */ +#define EISCONN 56 /* Transport endpoint is already connected */ +#define ENOTCONN 57 /* Transport endpoint is not connected */ +#define ESHUTDOWN 58 /* No send after transport endpoint shutdown */ +#define ETOOMANYREFS 59 /* Too many references: cannot splice */ +#define ETIMEDOUT 60 /* Connection timed out */ +#define ECONNREFUSED 61 /* Connection refused */ +#define ELOOP 62 /* Too many symbolic links encountered */ +#define ENAMETOOLONG 63 /* File name too long */ +#define EHOSTDOWN 64 /* Host is down */ +#define EHOSTUNREACH 65 /* No route to host */ +#define ENOTEMPTY 66 /* Directory not empty */ +#define EPROCLIM 67 /* SUNOS: Too many processes */ +#define EUSERS 68 /* Too many users */ +#define EDQUOT 69 /* Quota exceeded */ +#define ESTALE 70 /* Stale NFS file handle */ +#define EREMOTE 71 /* Object is remote */ +#define ENOSTR 72 /* Device not a stream */ +#define ETIME 73 /* Timer expired */ +#define ENOSR 74 /* Out of streams resources */ +#define ENOMSG 75 /* No message of desired type */ +#define EBADMSG 76 /* Not a data message */ +#define EIDRM 77 /* Identifier removed */ +#define EDEADLK 78 /* Resource deadlock would occur */ +#define ENOLCK 79 /* No record locks available */ +#define ENONET 80 /* Machine is not on the network */ +#define ERREMOTE 81 /* SunOS: Too many lvls of remote in path */ +#define ENOLINK 82 /* Link has been severed */ +#define EADV 83 /* Advertise error */ +#define ESRMNT 84 /* Srmount error */ +#define ECOMM 85 /* Communication error on send */ +#define EPROTO 86 /* Protocol error */ +#define EMULTIHOP 87 /* Multihop attempted */ +#define EDOTDOT 88 /* RFS specific error */ +#define EREMCHG 89 /* Remote address changed */ +#define ENOSYS 90 /* Function not implemented */ + +/* The rest have no SunOS equivalent. */ +#define ESTRPIPE 91 /* Streams pipe error */ +#define EOVERFLOW 92 /* Value too large for defined data type */ +#define EBADFD 93 /* File descriptor in bad state */ +#define ECHRNG 94 /* Channel number out of range */ +#define EL2NSYNC 95 /* Level 2 not synchronized */ +#define EL3HLT 96 /* Level 3 halted */ +#define EL3RST 97 /* Level 3 reset */ +#define ELNRNG 98 /* Link number out of range */ +#define EUNATCH 99 /* Protocol driver not attached */ +#define ENOCSI 100 /* No CSI structure available */ +#define EL2HLT 101 /* Level 2 halted */ +#define EBADE 102 /* Invalid exchange */ +#define EBADR 103 /* Invalid request descriptor */ +#define EXFULL 104 /* Exchange full */ +#define ENOANO 105 /* No anode */ +#define EBADRQC 106 /* Invalid request code */ +#define EBADSLT 107 /* Invalid slot */ +#define EDEADLOCK 108 /* File locking deadlock error */ +#define EBFONT 109 /* Bad font file format */ +#define ELIBEXEC 110 /* Cannot exec a shared library directly */ +#define ENODATA 111 /* No data available */ +#define ELIBBAD 112 /* Accessing a corrupted shared library */ +#define ENOPKG 113 /* Package not installed */ +#define ELIBACC 114 /* Can not access a needed shared library */ +#define ENOTUNIQ 115 /* Name not unique on network */ +#define ERESTART 116 /* Interrupted syscall should be restarted */ +#define EUCLEAN 117 /* Structure needs cleaning */ +#define ENOTNAM 118 /* Not a XENIX named type file */ +#define ENAVAIL 119 /* No XENIX semaphores available */ +#define EISNAM 120 /* Is a named type file */ +#define EREMOTEIO 121 /* Remote I/O error */ +#define EILSEQ 122 /* Illegal byte sequence */ +#define ELIBMAX 123 /* Atmpt to link in too many shared libs */ +#define ELIBSCN 124 /* .lib section in a.out corrupted */ + +#define ENOMEDIUM 125 /* No medium found */ +#define EMEDIUMTYPE 126 /* Wrong medium type */ +#define ECANCELED 127 /* Operation Cancelled */ +#define ENOKEY 128 /* Required key not available */ +#define EKEYEXPIRED 129 /* Key has expired */ +#define EKEYREVOKED 130 /* Key has been revoked */ +#define EKEYREJECTED 131 /* Key was rejected by service */ + +/* for robust mutexes */ +#define EOWNERDEAD 132 /* Owner died */ +#define ENOTRECOVERABLE 133 /* State not recoverable */ + +#endif diff --git a/arch/sparc/include/asm/estate.h b/arch/sparc/include/asm/estate.h new file mode 100644 index 0000000..520c085 --- /dev/null +++ b/arch/sparc/include/asm/estate.h @@ -0,0 +1,49 @@ +#ifndef _SPARC64_ESTATE_H +#define _SPARC64_ESTATE_H + +/* UltraSPARC-III E-cache Error Enable */ +#define ESTATE_ERROR_FMT 0x0000000000040000 /* Force MTAG ECC */ +#define ESTATE_ERROR_FMESS 0x000000000003c000 /* Forced MTAG ECC val */ +#define ESTATE_ERROR_FMD 0x0000000000002000 /* Force DATA ECC */ +#define ESTATE_ERROR_FDECC 0x0000000000001ff0 /* Forced DATA ECC val */ +#define ESTATE_ERROR_UCEEN 0x0000000000000008 /* See below */ +#define ESTATE_ERROR_NCEEN 0x0000000000000002 /* See below */ +#define ESTATE_ERROR_CEEN 0x0000000000000001 /* See below */ + +/* UCEEN enables the fast_ECC_error trap for: 1) software correctable E-cache + * errors 2) uncorrectable E-cache errors. Such events only occur on reads + * of the E-cache by the local processor for: 1) data loads 2) instruction + * fetches 3) atomic operations. Such events _cannot_ occur for: 1) merge + * 2) writeback 2) copyout. The AFSR bits associated with these traps are + * UCC and UCU. + */ + +/* NCEEN enables instruction_access_error, data_access_error, and ECC_error traps + * for uncorrectable ECC errors and system errors. + * + * Uncorrectable system bus data error or MTAG ECC error, system bus TimeOUT, + * or system bus BusERR: + * 1) As the result of an instruction fetch, will generate instruction_access_error + * 2) As the result of a load etc. will generate data_access_error. + * 3) As the result of store merge completion, writeback, or copyout will + * generate a disrupting ECC_error trap. + * 4) As the result of such errors on instruction vector fetch can generate any + * of the 3 trap types. + * + * The AFSR bits associated with these traps are EMU, EDU, WDU, CPU, IVU, UE, + * BERR, and TO. + */ + +/* CEEN enables the ECC_error trap for hardware corrected ECC errors. System bus + * reads resulting in a hardware corrected data or MTAG ECC error will generate an + * ECC_error disrupting trap with this bit enabled. + * + * This same trap will also be generated when a hardware corrected ECC error results + * during store merge, writeback, and copyout operations. + */ + +/* In general, if the trap enable bits above are disabled the AFSR bits will still + * log the events even though the trap will not be generated by the processor. + */ + +#endif /* _SPARC64_ESTATE_H */ diff --git a/arch/sparc/include/asm/fb.h b/arch/sparc/include/asm/fb.h new file mode 100644 index 0000000..b83e447 --- /dev/null +++ b/arch/sparc/include/asm/fb.h @@ -0,0 +1,29 @@ +#ifndef _SPARC_FB_H_ +#define _SPARC_FB_H_ +#include <linux/fb.h> +#include <linux/fs.h> +#include <asm/page.h> +#include <asm/prom.h> + +static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, + unsigned long off) +{ +#ifdef CONFIG_SPARC64 + vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); +#endif +} + +static inline int fb_is_primary_device(struct fb_info *info) +{ + struct device *dev = info->device; + struct device_node *node; + + node = dev->archdata.prom_node; + if (node && + node == of_console_device) + return 1; + + return 0; +} + +#endif /* _SPARC_FB_H_ */ diff --git a/arch/sparc/include/asm/fbio.h b/arch/sparc/include/asm/fbio.h new file mode 100644 index 0000000..b9215a0 --- /dev/null +++ b/arch/sparc/include/asm/fbio.h @@ -0,0 +1,330 @@ +#ifndef __LINUX_FBIO_H +#define __LINUX_FBIO_H + +#include <linux/compiler.h> +#include <linux/types.h> + +/* Constants used for fbio SunOS compatibility */ +/* (C) 1996 Miguel de Icaza */ + +/* Frame buffer types */ +#define FBTYPE_NOTYPE -1 +#define FBTYPE_SUN1BW 0 /* mono */ +#define FBTYPE_SUN1COLOR 1 +#define FBTYPE_SUN2BW 2 +#define FBTYPE_SUN2COLOR 3 +#define FBTYPE_SUN2GP 4 +#define FBTYPE_SUN5COLOR 5 +#define FBTYPE_SUN3COLOR 6 +#define FBTYPE_MEMCOLOR 7 +#define FBTYPE_SUN4COLOR 8 + +#define FBTYPE_NOTSUN1 9 +#define FBTYPE_NOTSUN2 10 +#define FBTYPE_NOTSUN3 11 + +#define FBTYPE_SUNFAST_COLOR 12 /* cg6 */ +#define FBTYPE_SUNROP_COLOR 13 +#define FBTYPE_SUNFB_VIDEO 14 +#define FBTYPE_SUNGIFB 15 +#define FBTYPE_SUNGPLAS 16 +#define FBTYPE_SUNGP3 17 +#define FBTYPE_SUNGT 18 +#define FBTYPE_SUNLEO 19 /* zx Leo card */ +#define FBTYPE_MDICOLOR 20 /* cg14 */ +#define FBTYPE_TCXCOLOR 21 /* SUNW,tcx card */ + +#define FBTYPE_LASTPLUSONE 21 /* This is not last + 1 in fact... */ + +/* Does not seem to be listed in the Sun file either */ +#define FBTYPE_CREATOR 22 +#define FBTYPE_PCI_IGA1682 23 +#define FBTYPE_P9100COLOR 24 + +#define FBTYPE_PCI_GENERIC 1000 +#define FBTYPE_PCI_MACH64 1001 + +/* fbio ioctls */ +/* Returned by FBIOGTYPE */ +struct fbtype { + int fb_type; /* fb type, see above */ + int fb_height; /* pixels */ + int fb_width; /* pixels */ + int fb_depth; + int fb_cmsize; /* color map entries */ + int fb_size; /* fb size in bytes */ +}; +#define FBIOGTYPE _IOR('F', 0, struct fbtype) + +struct fbcmap { + int index; /* first element (0 origin) */ + int count; + unsigned char __user *red; + unsigned char __user *green; + unsigned char __user *blue; +}; + +#ifdef __KERNEL__ +#define FBIOPUTCMAP_SPARC _IOW('F', 3, struct fbcmap) +#define FBIOGETCMAP_SPARC _IOW('F', 4, struct fbcmap) +#else +#define FBIOPUTCMAP _IOW('F', 3, struct fbcmap) +#define FBIOGETCMAP _IOW('F', 4, struct fbcmap) +#endif + +/* # of device specific values */ +#define FB_ATTR_NDEVSPECIFIC 8 +/* # of possible emulations */ +#define FB_ATTR_NEMUTYPES 4 + +struct fbsattr { + int flags; + int emu_type; /* -1 if none */ + int dev_specific[FB_ATTR_NDEVSPECIFIC]; +}; + +struct fbgattr { + int real_type; /* real frame buffer type */ + int owner; /* unknown */ + struct fbtype fbtype; /* real frame buffer fbtype */ + struct fbsattr sattr; + int emu_types[FB_ATTR_NEMUTYPES]; /* supported emulations */ +}; +#define FBIOSATTR _IOW('F', 5, struct fbgattr) /* Unsupported: */ +#define FBIOGATTR _IOR('F', 6, struct fbgattr) /* supported */ + +#define FBIOSVIDEO _IOW('F', 7, int) +#define FBIOGVIDEO _IOR('F', 8, int) + +struct fbcursor { + short set; /* what to set, choose from the list above */ + short enable; /* cursor on/off */ + struct fbcurpos pos; /* cursor position */ + struct fbcurpos hot; /* cursor hot spot */ + struct fbcmap cmap; /* color map info */ + struct fbcurpos size; /* cursor bit map size */ + char __user *image; /* cursor image bits */ + char __user *mask; /* cursor mask bits */ +}; + +/* set/get cursor attributes/shape */ +#define FBIOSCURSOR _IOW('F', 24, struct fbcursor) +#define FBIOGCURSOR _IOWR('F', 25, struct fbcursor) + +/* set/get cursor position */ +#define FBIOSCURPOS _IOW('F', 26, struct fbcurpos) +#define FBIOGCURPOS _IOW('F', 27, struct fbcurpos) + +/* get max cursor size */ +#define FBIOGCURMAX _IOR('F', 28, struct fbcurpos) + +/* wid manipulation */ +struct fb_wid_alloc { +#define FB_WID_SHARED_8 0 +#define FB_WID_SHARED_24 1 +#define FB_WID_DBL_8 2 +#define FB_WID_DBL_24 3 + __u32 wa_type; + __s32 wa_index; /* Set on return */ + __u32 wa_count; +}; +struct fb_wid_item { + __u32 wi_type; + __s32 wi_index; + __u32 wi_attrs; + __u32 wi_values[32]; +}; +struct fb_wid_list { + __u32 wl_flags; + __u32 wl_count; + struct fb_wid_item *wl_list; +}; + +#define FBIO_WID_ALLOC _IOWR('F', 30, struct fb_wid_alloc) +#define FBIO_WID_FREE _IOW('F', 31, struct fb_wid_alloc) +#define FBIO_WID_PUT _IOW('F', 32, struct fb_wid_list) +#define FBIO_WID_GET _IOWR('F', 33, struct fb_wid_list) + +/* Creator ioctls */ +#define FFB_IOCTL ('F'<<8) +#define FFB_SYS_INFO (FFB_IOCTL|80) +#define FFB_CLUTREAD (FFB_IOCTL|81) +#define FFB_CLUTPOST (FFB_IOCTL|82) +#define FFB_SETDIAGMODE (FFB_IOCTL|83) +#define FFB_GETMONITORID (FFB_IOCTL|84) +#define FFB_GETVIDEOMODE (FFB_IOCTL|85) +#define FFB_SETVIDEOMODE (FFB_IOCTL|86) +#define FFB_SETSERVER (FFB_IOCTL|87) +#define FFB_SETOVCTL (FFB_IOCTL|88) +#define FFB_GETOVCTL (FFB_IOCTL|89) +#define FFB_GETSAXNUM (FFB_IOCTL|90) +#define FFB_FBDEBUG (FFB_IOCTL|91) + +/* Cg14 ioctls */ +#define MDI_IOCTL ('M'<<8) +#define MDI_RESET (MDI_IOCTL|1) +#define MDI_GET_CFGINFO (MDI_IOCTL|2) +#define MDI_SET_PIXELMODE (MDI_IOCTL|3) +# define MDI_32_PIX 32 +# define MDI_16_PIX 16 +# define MDI_8_PIX 8 + +struct mdi_cfginfo { + int mdi_ncluts; /* Number of implemented CLUTs in this MDI */ + int mdi_type; /* FBTYPE name */ + int mdi_height; /* height */ + int mdi_width; /* widht */ + int mdi_size; /* available ram */ + int mdi_mode; /* 8bpp, 16bpp or 32bpp */ + int mdi_pixfreq; /* pixel clock (from PROM) */ +}; + +/* SparcLinux specific ioctl for the MDI, should be replaced for + * the SET_XLUT/SET_CLUTn ioctls instead + */ +#define MDI_CLEAR_XLUT (MDI_IOCTL|9) + +/* leo & ffb ioctls */ +struct fb_clut_alloc { + __u32 clutid; /* Set on return */ + __u32 flag; + __u32 index; +}; + +struct fb_clut { +#define FB_CLUT_WAIT 0x00000001 /* Not yet implemented */ + __u32 flag; + __u32 clutid; + __u32 offset; + __u32 count; + char * red; + char * green; + char * blue; +}; + +struct fb_clut32 { + __u32 flag; + __u32 clutid; + __u32 offset; + __u32 count; + __u32 red; + __u32 green; + __u32 blue; +}; + +#define LEO_CLUTALLOC _IOWR('L', 53, struct fb_clut_alloc) +#define LEO_CLUTFREE _IOW('L', 54, struct fb_clut_alloc) +#define LEO_CLUTREAD _IOW('L', 55, struct fb_clut) +#define LEO_CLUTPOST _IOW('L', 56, struct fb_clut) +#define LEO_SETGAMMA _IOW('L', 68, int) /* Not yet implemented */ +#define LEO_GETGAMMA _IOR('L', 69, int) /* Not yet implemented */ + +#ifdef __KERNEL__ +/* Addresses on the fd of a cgsix that are mappable */ +#define CG6_FBC 0x70000000 +#define CG6_TEC 0x70001000 +#define CG6_BTREGS 0x70002000 +#define CG6_FHC 0x70004000 +#define CG6_THC 0x70005000 +#define CG6_ROM 0x70006000 +#define CG6_RAM 0x70016000 +#define CG6_DHC 0x80000000 + +#define CG3_MMAP_OFFSET 0x4000000 + +/* Addresses on the fd of a tcx that are mappable */ +#define TCX_RAM8BIT 0x00000000 +#define TCX_RAM24BIT 0x01000000 +#define TCX_UNK3 0x10000000 +#define TCX_UNK4 0x20000000 +#define TCX_CONTROLPLANE 0x28000000 +#define TCX_UNK6 0x30000000 +#define TCX_UNK7 0x38000000 +#define TCX_TEC 0x70000000 +#define TCX_BTREGS 0x70002000 +#define TCX_THC 0x70004000 +#define TCX_DHC 0x70008000 +#define TCX_ALT 0x7000a000 +#define TCX_SYNC 0x7000e000 +#define TCX_UNK2 0x70010000 + +/* CG14 definitions */ + +/* Offsets into the OBIO space: */ +#define CG14_REGS 0 /* registers */ +#define CG14_CURSORREGS 0x1000 /* cursor registers */ +#define CG14_DACREGS 0x2000 /* DAC registers */ +#define CG14_XLUT 0x3000 /* X Look Up Table -- ??? */ +#define CG14_CLUT1 0x4000 /* Color Look Up Table */ +#define CG14_CLUT2 0x5000 /* Color Look Up Table */ +#define CG14_CLUT3 0x6000 /* Color Look Up Table */ +#define CG14_AUTO 0xf000 + +#endif /* KERNEL */ + +/* These are exported to userland for applications to use */ +/* Mappable offsets for the cg14: control registers */ +#define MDI_DIRECT_MAP 0x10000000 +#define MDI_CTLREG_MAP 0x20000000 +#define MDI_CURSOR_MAP 0x30000000 +#define MDI_SHDW_VRT_MAP 0x40000000 + +/* Mappable offsets for the cg14: frame buffer resolutions */ +/* 32 bits */ +#define MDI_CHUNKY_XBGR_MAP 0x50000000 +#define MDI_CHUNKY_BGR_MAP 0x60000000 + +/* 16 bits */ +#define MDI_PLANAR_X16_MAP 0x70000000 +#define MDI_PLANAR_C16_MAP 0x80000000 + +/* 8 bit is done as CG3 MMAP offset */ +/* 32 bits, planar */ +#define MDI_PLANAR_X32_MAP 0x90000000 +#define MDI_PLANAR_B32_MAP 0xa0000000 +#define MDI_PLANAR_G32_MAP 0xb0000000 +#define MDI_PLANAR_R32_MAP 0xc0000000 + +/* Mappable offsets on leo */ +#define LEO_SS0_MAP 0x00000000 +#define LEO_LC_SS0_USR_MAP 0x00800000 +#define LEO_LD_SS0_MAP 0x00801000 +#define LEO_LX_CURSOR_MAP 0x00802000 +#define LEO_SS1_MAP 0x00803000 +#define LEO_LC_SS1_USR_MAP 0x01003000 +#define LEO_LD_SS1_MAP 0x01004000 +#define LEO_UNK_MAP 0x01005000 +#define LEO_LX_KRN_MAP 0x01006000 +#define LEO_LC_SS0_KRN_MAP 0x01007000 +#define LEO_LC_SS1_KRN_MAP 0x01008000 +#define LEO_LD_GBL_MAP 0x01009000 +#define LEO_UNK2_MAP 0x0100a000 + +#ifdef __KERNEL__ +struct fbcmap32 { + int index; /* first element (0 origin) */ + int count; + u32 red; + u32 green; + u32 blue; +}; + +#define FBIOPUTCMAP32 _IOW('F', 3, struct fbcmap32) +#define FBIOGETCMAP32 _IOW('F', 4, struct fbcmap32) + +struct fbcursor32 { + short set; /* what to set, choose from the list above */ + short enable; /* cursor on/off */ + struct fbcurpos pos; /* cursor position */ + struct fbcurpos hot; /* cursor hot spot */ + struct fbcmap32 cmap; /* color map info */ + struct fbcurpos size; /* cursor bit map size */ + u32 image; /* cursor image bits */ + u32 mask; /* cursor mask bits */ +}; + +#define FBIOSCURSOR32 _IOW('F', 24, struct fbcursor32) +#define FBIOGCURSOR32 _IOW('F', 25, struct fbcursor32) +#endif + +#endif /* __LINUX_FBIO_H */ diff --git a/arch/sparc/include/asm/fcntl.h b/arch/sparc/include/asm/fcntl.h new file mode 100644 index 0000000..d4d9c9d --- /dev/null +++ b/arch/sparc/include/asm/fcntl.h @@ -0,0 +1,40 @@ +#ifndef _SPARC_FCNTL_H +#define _SPARC_FCNTL_H + +/* open/fcntl - O_SYNC is only implemented on blocks devices and on files + located on an ext2 file system */ +#define O_APPEND 0x0008 +#define FASYNC 0x0040 /* fcntl, for BSD compatibility */ +#define O_CREAT 0x0200 /* not fcntl */ +#define O_TRUNC 0x0400 /* not fcntl */ +#define O_EXCL 0x0800 /* not fcntl */ +#define O_SYNC 0x2000 +#define O_NONBLOCK 0x4000 +#if defined(__sparc__) && defined(__arch64__) +#define O_NDELAY 0x0004 +#else +#define O_NDELAY (0x0004 | O_NONBLOCK) +#endif +#define O_NOCTTY 0x8000 /* not fcntl */ +#define O_LARGEFILE 0x40000 +#define O_DIRECT 0x100000 /* direct disk access hint */ +#define O_NOATIME 0x200000 +#define O_CLOEXEC 0x400000 + +#define F_GETOWN 5 /* for sockets. */ +#define F_SETOWN 6 /* for sockets. */ +#define F_GETLK 7 +#define F_SETLK 8 +#define F_SETLKW 9 + +/* for posix fcntl() and lockf() */ +#define F_RDLCK 1 +#define F_WRLCK 2 +#define F_UNLCK 3 + +#define __ARCH_FLOCK_PAD short __unused; +#define __ARCH_FLOCK64_PAD short __unused; + +#include <asm-generic/fcntl.h> + +#endif diff --git a/arch/sparc/include/asm/fhc.h b/arch/sparc/include/asm/fhc.h new file mode 100644 index 0000000..788cbc4 --- /dev/null +++ b/arch/sparc/include/asm/fhc.h @@ -0,0 +1,121 @@ +/* + * fhc.h: Structures for central/fhc pseudo driver on Sunfire/Starfire/Wildfire. + * + * Copyright (C) 1997, 1999 David S. Miller (davem@redhat.com) + */ + +#ifndef _SPARC64_FHC_H +#define _SPARC64_FHC_H + +#include <linux/timer.h> + +#include <asm/oplib.h> +#include <asm/prom.h> +#include <asm/upa.h> + +struct linux_fhc; + +/* Clock board register offsets. */ +#define CLOCK_CTRL 0x00UL /* Main control */ +#define CLOCK_STAT1 0x10UL /* Status one */ +#define CLOCK_STAT2 0x20UL /* Status two */ +#define CLOCK_PWRSTAT 0x30UL /* Power status */ +#define CLOCK_PWRPRES 0x40UL /* Power presence */ +#define CLOCK_TEMP 0x50UL /* Temperature */ +#define CLOCK_IRQDIAG 0x60UL /* IRQ diagnostics */ +#define CLOCK_PWRSTAT2 0x70UL /* Power status two */ + +#define CLOCK_CTRL_LLED 0x04 /* Left LED, 0 == on */ +#define CLOCK_CTRL_MLED 0x02 /* Mid LED, 1 == on */ +#define CLOCK_CTRL_RLED 0x01 /* RIght LED, 1 == on */ + +struct linux_central { + struct linux_fhc *child; + unsigned long cfreg; + unsigned long clkregs; + unsigned long clkver; + int slots; + struct device_node *prom_node; + + struct linux_prom_ranges central_ranges[PROMREG_MAX]; + int num_central_ranges; +}; + +/* Firehose controller register offsets */ +struct fhc_regs { + unsigned long pregs; /* FHC internal regs */ +#define FHC_PREGS_ID 0x00UL /* FHC ID */ +#define FHC_ID_VERS 0xf0000000 /* Version of this FHC */ +#define FHC_ID_PARTID 0x0ffff000 /* Part ID code (0x0f9f == FHC) */ +#define FHC_ID_MANUF 0x0000007e /* Manufacturer (0x3e == SUN's JEDEC)*/ +#define FHC_ID_RESV 0x00000001 /* Read as one */ +#define FHC_PREGS_RCS 0x10UL /* FHC Reset Control/Status Register */ +#define FHC_RCS_POR 0x80000000 /* Last reset was a power cycle */ +#define FHC_RCS_SPOR 0x40000000 /* Last reset was sw power on reset */ +#define FHC_RCS_SXIR 0x20000000 /* Last reset was sw XIR reset */ +#define FHC_RCS_BPOR 0x10000000 /* Last reset was due to POR button */ +#define FHC_RCS_BXIR 0x08000000 /* Last reset was due to XIR button */ +#define FHC_RCS_WEVENT 0x04000000 /* CPU reset was due to wakeup event */ +#define FHC_RCS_CFATAL 0x02000000 /* Centerplane Fatal Error signalled */ +#define FHC_RCS_FENAB 0x01000000 /* Fatal errors elicit system reset */ +#define FHC_PREGS_CTRL 0x20UL /* FHC Control Register */ +#define FHC_CONTROL_ICS 0x00100000 /* Ignore Centerplane Signals */ +#define FHC_CONTROL_FRST 0x00080000 /* Fatal Error Reset Enable */ +#define FHC_CONTROL_LFAT 0x00040000 /* AC/DC signalled a local error */ +#define FHC_CONTROL_SLINE 0x00010000 /* Firmware Synchronization Line */ +#define FHC_CONTROL_DCD 0x00008000 /* DC-->DC Converter Disable */ +#define FHC_CONTROL_POFF 0x00004000 /* AC/DC Controller PLL Disable */ +#define FHC_CONTROL_FOFF 0x00002000 /* FHC Controller PLL Disable */ +#define FHC_CONTROL_AOFF 0x00001000 /* CPU A SRAM/SBD Low Power Mode */ +#define FHC_CONTROL_BOFF 0x00000800 /* CPU B SRAM/SBD Low Power Mode */ +#define FHC_CONTROL_PSOFF 0x00000400 /* Turns off this FHC's power supply */ +#define FHC_CONTROL_IXIST 0x00000200 /* 0=FHC tells clock board it exists */ +#define FHC_CONTROL_XMSTR 0x00000100 /* 1=Causes this FHC to be XIR master*/ +#define FHC_CONTROL_LLED 0x00000040 /* 0=Left LED ON */ +#define FHC_CONTROL_MLED 0x00000020 /* 1=Middle LED ON */ +#define FHC_CONTROL_RLED 0x00000010 /* 1=Right LED */ +#define FHC_CONTROL_BPINS 0x00000003 /* Spare Bidirectional Pins */ +#define FHC_PREGS_BSR 0x30UL /* FHC Board Status Register */ +#define FHC_BSR_DA64 0x00040000 /* Port A: 0=128bit 1=64bit data path */ +#define FHC_BSR_DB64 0x00020000 /* Port B: 0=128bit 1=64bit data path */ +#define FHC_BSR_BID 0x0001e000 /* Board ID */ +#define FHC_BSR_SA 0x00001c00 /* Port A UPA Speed (from the pins) */ +#define FHC_BSR_SB 0x00000380 /* Port B UPA Speed (from the pins) */ +#define FHC_BSR_NDIAG 0x00000040 /* Not in Diag Mode */ +#define FHC_BSR_NTBED 0x00000020 /* Not in TestBED Mode */ +#define FHC_BSR_NIA 0x0000001c /* Jumper, bit 18 in PROM space */ +#define FHC_BSR_SI 0x00000001 /* Spare input pin value */ +#define FHC_PREGS_ECC 0x40UL /* FHC ECC Control Register (16 bits) */ +#define FHC_PREGS_JCTRL 0xf0UL /* FHC JTAG Control Register */ +#define FHC_JTAG_CTRL_MENAB 0x80000000 /* Indicates this is JTAG Master */ +#define FHC_JTAG_CTRL_MNONE 0x40000000 /* Indicates no JTAG Master present */ +#define FHC_PREGS_JCMD 0x100UL /* FHC JTAG Command Register */ + unsigned long ireg; /* FHC IGN reg */ +#define FHC_IREG_IGN 0x00UL /* This FHC's IGN */ + unsigned long ffregs; /* FHC fanfail regs */ +#define FHC_FFREGS_IMAP 0x00UL /* FHC Fanfail IMAP */ +#define FHC_FFREGS_ICLR 0x10UL /* FHC Fanfail ICLR */ + unsigned long sregs; /* FHC system regs */ +#define FHC_SREGS_IMAP 0x00UL /* FHC System IMAP */ +#define FHC_SREGS_ICLR 0x10UL /* FHC System ICLR */ + unsigned long uregs; /* FHC uart regs */ +#define FHC_UREGS_IMAP 0x00UL /* FHC Uart IMAP */ +#define FHC_UREGS_ICLR 0x10UL /* FHC Uart ICLR */ + unsigned long tregs; /* FHC TOD regs */ +#define FHC_TREGS_IMAP 0x00UL /* FHC TOD IMAP */ +#define FHC_TREGS_ICLR 0x10UL /* FHC TOD ICLR */ +}; + +struct linux_fhc { + struct linux_fhc *next; + struct linux_central *parent; /* NULL if not central FHC */ + struct fhc_regs fhc_regs; + int board; + int jtag_master; + struct device_node *prom_node; + + struct linux_prom_ranges fhc_ranges[PROMREG_MAX]; + int num_fhc_ranges; +}; + +#endif /* !(_SPARC64_FHC_H) */ diff --git a/arch/sparc/include/asm/fixmap.h b/arch/sparc/include/asm/fixmap.h new file mode 100644 index 0000000..f18fc07 --- /dev/null +++ b/arch/sparc/include/asm/fixmap.h @@ -0,0 +1,110 @@ +/* + * fixmap.h: compile-time virtual memory allocation + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1998 Ingo Molnar + * + * Support of BIGMEM added by Gerhard Wichert, Siemens AG, July 1999 + */ + +#ifndef _ASM_FIXMAP_H +#define _ASM_FIXMAP_H + +#include <linux/kernel.h> +#include <asm/page.h> +#ifdef CONFIG_HIGHMEM +#include <linux/threads.h> +#include <asm/kmap_types.h> +#endif + +/* + * Here we define all the compile-time 'special' virtual + * addresses. The point is to have a constant address at + * compile time, but to set the physical address only + * in the boot process. We allocate these special addresses + * from the top of unused virtual memory (0xfd000000 - 1 page) backwards. + * Also this lets us do fail-safe vmalloc(), we + * can guarantee that these special addresses and + * vmalloc()-ed addresses never overlap. + * + * these 'compile-time allocated' memory buffers are + * fixed-size 4k pages. (or larger if used with an increment + * highger than 1) use fixmap_set(idx,phys) to associate + * physical memory with fixmap indices. + * + * TLB entries of such buffers will not be flushed across + * task switches. + */ + +/* + * on UP currently we will have no trace of the fixmap mechanism, + * no page table allocations, etc. This might change in the + * future, say framebuffers for the console driver(s) could be + * fix-mapped? + */ +enum fixed_addresses { + FIX_HOLE, +#ifdef CONFIG_HIGHMEM + FIX_KMAP_BEGIN, + FIX_KMAP_END = FIX_KMAP_BEGIN+(KM_TYPE_NR*NR_CPUS)-1, +#endif + __end_of_fixed_addresses +}; + +extern void __set_fixmap (enum fixed_addresses idx, + unsigned long phys, pgprot_t flags); + +#define set_fixmap(idx, phys) \ + __set_fixmap(idx, phys, PAGE_KERNEL) +/* + * Some hardware wants to get fixmapped without caching. + */ +#define set_fixmap_nocache(idx, phys) \ + __set_fixmap(idx, phys, PAGE_KERNEL_NOCACHE) +/* + * used by vmalloc.c. + * + * Leave one empty page between IO pages at 0xfd000000 and + * the start of the fixmap. + */ +#define FIXADDR_TOP (0xfcfff000UL) +#define FIXADDR_SIZE ((__end_of_fixed_addresses) << PAGE_SHIFT) +#define FIXADDR_START (FIXADDR_TOP - FIXADDR_SIZE) + +#define __fix_to_virt(x) (FIXADDR_TOP - ((x) << PAGE_SHIFT)) +#define __virt_to_fix(x) ((FIXADDR_TOP - ((x)&PAGE_MASK)) >> PAGE_SHIFT) + +extern void __this_fixmap_does_not_exist(void); + +/* + * 'index to address' translation. If anyone tries to use the idx + * directly without tranlation, we catch the bug with a NULL-deference + * kernel oops. Illegal ranges of incoming indices are caught too. + */ +static inline unsigned long fix_to_virt(const unsigned int idx) +{ + /* + * this branch gets completely eliminated after inlining, + * except when someone tries to use fixaddr indices in an + * illegal way. (such as mixing up address types or using + * out-of-range indices). + * + * If it doesn't get removed, the linker will complain + * loudly with a reasonably clear error message.. + */ + if (idx >= __end_of_fixed_addresses) + __this_fixmap_does_not_exist(); + + return __fix_to_virt(idx); +} + +static inline unsigned long virt_to_fix(const unsigned long vaddr) +{ + BUG_ON(vaddr >= FIXADDR_TOP || vaddr < FIXADDR_START); + return __virt_to_fix(vaddr); +} + +#endif diff --git a/arch/sparc/include/asm/floppy.h b/arch/sparc/include/asm/floppy.h new file mode 100644 index 0000000..faebd33 --- /dev/null +++ b/arch/sparc/include/asm/floppy.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_FLOPPY_H +#define ___ASM_SPARC_FLOPPY_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/floppy_64.h> +#else +#include <asm/floppy_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/floppy_32.h b/arch/sparc/include/asm/floppy_32.h new file mode 100644 index 0000000..ae3f00b --- /dev/null +++ b/arch/sparc/include/asm/floppy_32.h @@ -0,0 +1,388 @@ +/* asm/floppy.h: Sparc specific parts of the Floppy driver. + * + * Copyright (C) 1995 David S. Miller (davem@davemloft.net) + */ + +#ifndef __ASM_SPARC_FLOPPY_H +#define __ASM_SPARC_FLOPPY_H + +#include <asm/page.h> +#include <asm/pgtable.h> +#include <asm/system.h> +#include <asm/idprom.h> +#include <asm/machines.h> +#include <asm/oplib.h> +#include <asm/auxio.h> +#include <asm/irq.h> + +/* We don't need no stinkin' I/O port allocation crap. */ +#undef release_region +#undef request_region +#define release_region(X, Y) do { } while(0) +#define request_region(X, Y, Z) (1) + +/* References: + * 1) Netbsd Sun floppy driver. + * 2) NCR 82077 controller manual + * 3) Intel 82077 controller manual + */ +struct sun_flpy_controller { + volatile unsigned char status_82072; /* Main Status reg. */ +#define dcr_82072 status_82072 /* Digital Control reg. */ +#define status1_82077 status_82072 /* Auxiliary Status reg. 1 */ + + volatile unsigned char data_82072; /* Data fifo. */ +#define status2_82077 data_82072 /* Auxiliary Status reg. 2 */ + + volatile unsigned char dor_82077; /* Digital Output reg. */ + volatile unsigned char tapectl_82077; /* What the? Tape control reg? */ + + volatile unsigned char status_82077; /* Main Status Register. */ +#define drs_82077 status_82077 /* Digital Rate Select reg. */ + + volatile unsigned char data_82077; /* Data fifo. */ + volatile unsigned char ___unused; + volatile unsigned char dir_82077; /* Digital Input reg. */ +#define dcr_82077 dir_82077 /* Config Control reg. */ +}; + +/* You'll only ever find one controller on a SparcStation anyways. */ +static struct sun_flpy_controller *sun_fdc = NULL; +extern volatile unsigned char *fdc_status; + +struct sun_floppy_ops { + unsigned char (*fd_inb)(int port); + void (*fd_outb)(unsigned char value, int port); +}; + +static struct sun_floppy_ops sun_fdops; + +#define fd_inb(port) sun_fdops.fd_inb(port) +#define fd_outb(value,port) sun_fdops.fd_outb(value,port) +#define fd_enable_dma() sun_fd_enable_dma() +#define fd_disable_dma() sun_fd_disable_dma() +#define fd_request_dma() (0) /* nothing... */ +#define fd_free_dma() /* nothing... */ +#define fd_clear_dma_ff() /* nothing... */ +#define fd_set_dma_mode(mode) sun_fd_set_dma_mode(mode) +#define fd_set_dma_addr(addr) sun_fd_set_dma_addr(addr) +#define fd_set_dma_count(count) sun_fd_set_dma_count(count) +#define fd_enable_irq() /* nothing... */ +#define fd_disable_irq() /* nothing... */ +#define fd_cacheflush(addr, size) /* nothing... */ +#define fd_request_irq() sun_fd_request_irq() +#define fd_free_irq() /* nothing... */ +#if 0 /* P3: added by Alain, these cause a MMU corruption. 19960524 XXX */ +#define fd_dma_mem_alloc(size) ((unsigned long) vmalloc(size)) +#define fd_dma_mem_free(addr,size) (vfree((void *)(addr))) +#endif + +/* XXX This isn't really correct. XXX */ +#define get_dma_residue(x) (0) + +#define FLOPPY0_TYPE 4 +#define FLOPPY1_TYPE 0 + +/* Super paranoid... */ +#undef HAVE_DISABLE_HLT + +/* Here is where we catch the floppy driver trying to initialize, + * therefore this is where we call the PROM device tree probing + * routine etc. on the Sparc. + */ +#define FDC1 sun_floppy_init() + +#define N_FDC 1 +#define N_DRIVE 8 + +/* No 64k boundary crossing problems on the Sparc. */ +#define CROSS_64KB(a,s) (0) + +/* Routines unique to each controller type on a Sun. */ +static void sun_set_dor(unsigned char value, int fdc_82077) +{ + if (sparc_cpu_model == sun4c) { + unsigned int bits = 0; + if (value & 0x10) + bits |= AUXIO_FLPY_DSEL; + if ((value & 0x80) == 0) + bits |= AUXIO_FLPY_EJCT; + set_auxio(bits, (~bits) & (AUXIO_FLPY_DSEL|AUXIO_FLPY_EJCT)); + } + if (fdc_82077) { + sun_fdc->dor_82077 = value; + } +} + +static unsigned char sun_read_dir(void) +{ + if (sparc_cpu_model == sun4c) + return (get_auxio() & AUXIO_FLPY_DCHG) ? 0x80 : 0; + else + return sun_fdc->dir_82077; +} + +static unsigned char sun_82072_fd_inb(int port) +{ + udelay(5); + switch(port & 7) { + default: + printk("floppy: Asked to read unknown port %d\n", port); + panic("floppy: Port bolixed."); + case 4: /* FD_STATUS */ + return sun_fdc->status_82072 & ~STATUS_DMA; + case 5: /* FD_DATA */ + return sun_fdc->data_82072; + case 7: /* FD_DIR */ + return sun_read_dir(); + }; + panic("sun_82072_fd_inb: How did I get here?"); +} + +static void sun_82072_fd_outb(unsigned char value, int port) +{ + udelay(5); + switch(port & 7) { + default: + printk("floppy: Asked to write to unknown port %d\n", port); + panic("floppy: Port bolixed."); + case 2: /* FD_DOR */ + sun_set_dor(value, 0); + break; + case 5: /* FD_DATA */ + sun_fdc->data_82072 = value; + break; + case 7: /* FD_DCR */ + sun_fdc->dcr_82072 = value; + break; + case 4: /* FD_STATUS */ + sun_fdc->status_82072 = value; + break; + }; + return; +} + +static unsigned char sun_82077_fd_inb(int port) +{ + udelay(5); + switch(port & 7) { + default: + printk("floppy: Asked to read unknown port %d\n", port); + panic("floppy: Port bolixed."); + case 0: /* FD_STATUS_0 */ + return sun_fdc->status1_82077; + case 1: /* FD_STATUS_1 */ + return sun_fdc->status2_82077; + case 2: /* FD_DOR */ + return sun_fdc->dor_82077; + case 3: /* FD_TDR */ + return sun_fdc->tapectl_82077; + case 4: /* FD_STATUS */ + return sun_fdc->status_82077 & ~STATUS_DMA; + case 5: /* FD_DATA */ + return sun_fdc->data_82077; + case 7: /* FD_DIR */ + return sun_read_dir(); + }; + panic("sun_82077_fd_inb: How did I get here?"); +} + +static void sun_82077_fd_outb(unsigned char value, int port) +{ + udelay(5); + switch(port & 7) { + default: + printk("floppy: Asked to write to unknown port %d\n", port); + panic("floppy: Port bolixed."); + case 2: /* FD_DOR */ + sun_set_dor(value, 1); + break; + case 5: /* FD_DATA */ + sun_fdc->data_82077 = value; + break; + case 7: /* FD_DCR */ + sun_fdc->dcr_82077 = value; + break; + case 4: /* FD_STATUS */ + sun_fdc->status_82077 = value; + break; + case 3: /* FD_TDR */ + sun_fdc->tapectl_82077 = value; + break; + }; + return; +} + +/* For pseudo-dma (Sun floppy drives have no real DMA available to + * them so we must eat the data fifo bytes directly ourselves) we have + * three state variables. doing_pdma tells our inline low-level + * assembly floppy interrupt entry point whether it should sit and eat + * bytes from the fifo or just transfer control up to the higher level + * floppy interrupt c-code. I tried very hard but I could not get the + * pseudo-dma to work in c-code without getting many overruns and + * underruns. If non-zero, doing_pdma encodes the direction of + * the transfer for debugging. 1=read 2=write + */ +extern char *pdma_vaddr; +extern unsigned long pdma_size; +extern volatile int doing_pdma; + +/* This is software state */ +extern char *pdma_base; +extern unsigned long pdma_areasize; + +/* Common routines to all controller types on the Sparc. */ +static inline void virtual_dma_init(void) +{ + /* nothing... */ +} + +static inline void sun_fd_disable_dma(void) +{ + doing_pdma = 0; + if (pdma_base) { + mmu_unlockarea(pdma_base, pdma_areasize); + pdma_base = NULL; + } +} + +static inline void sun_fd_set_dma_mode(int mode) +{ + switch(mode) { + case DMA_MODE_READ: + doing_pdma = 1; + break; + case DMA_MODE_WRITE: + doing_pdma = 2; + break; + default: + printk("Unknown dma mode %d\n", mode); + panic("floppy: Giving up..."); + } +} + +static inline void sun_fd_set_dma_addr(char *buffer) +{ + pdma_vaddr = buffer; +} + +static inline void sun_fd_set_dma_count(int length) +{ + pdma_size = length; +} + +static inline void sun_fd_enable_dma(void) +{ + pdma_vaddr = mmu_lockarea(pdma_vaddr, pdma_size); + pdma_base = pdma_vaddr; + pdma_areasize = pdma_size; +} + +/* Our low-level entry point in arch/sparc/kernel/entry.S */ +extern int sparc_floppy_request_irq(int irq, unsigned long flags, + irq_handler_t irq_handler); + +static int sun_fd_request_irq(void) +{ + static int once = 0; + int error; + + if(!once) { + once = 1; + error = sparc_floppy_request_irq(FLOPPY_IRQ, + IRQF_DISABLED, + floppy_interrupt); + return ((error == 0) ? 0 : -1); + } else return 0; +} + +static struct linux_prom_registers fd_regs[2]; + +static int sun_floppy_init(void) +{ + char state[128]; + int tnode, fd_node, num_regs; + struct resource r; + + use_virtual_dma = 1; + + FLOPPY_IRQ = 11; + /* Forget it if we aren't on a machine that could possibly + * ever have a floppy drive. + */ + if((sparc_cpu_model != sun4c && sparc_cpu_model != sun4m) || + ((idprom->id_machtype == (SM_SUN4C | SM_4C_SLC)) || + (idprom->id_machtype == (SM_SUN4C | SM_4C_ELC)))) { + /* We certainly don't have a floppy controller. */ + goto no_sun_fdc; + } + /* Well, try to find one. */ + tnode = prom_getchild(prom_root_node); + fd_node = prom_searchsiblings(tnode, "obio"); + if(fd_node != 0) { + tnode = prom_getchild(fd_node); + fd_node = prom_searchsiblings(tnode, "SUNW,fdtwo"); + } else { + fd_node = prom_searchsiblings(tnode, "fd"); + } + if(fd_node == 0) { + goto no_sun_fdc; + } + + /* The sun4m lets us know if the controller is actually usable. */ + if(sparc_cpu_model == sun4m && + prom_getproperty(fd_node, "status", state, sizeof(state)) != -1) { + if(!strcmp(state, "disabled")) { + goto no_sun_fdc; + } + } + num_regs = prom_getproperty(fd_node, "reg", (char *) fd_regs, sizeof(fd_regs)); + num_regs = (num_regs / sizeof(fd_regs[0])); + prom_apply_obio_ranges(fd_regs, num_regs); + memset(&r, 0, sizeof(r)); + r.flags = fd_regs[0].which_io; + r.start = fd_regs[0].phys_addr; + sun_fdc = (struct sun_flpy_controller *) + sbus_ioremap(&r, 0, fd_regs[0].reg_size, "floppy"); + + /* Last minute sanity check... */ + if(sun_fdc->status_82072 == 0xff) { + sun_fdc = NULL; + goto no_sun_fdc; + } + + sun_fdops.fd_inb = sun_82077_fd_inb; + sun_fdops.fd_outb = sun_82077_fd_outb; + fdc_status = &sun_fdc->status_82077; + + if (sun_fdc->dor_82077 == 0x80) { + sun_fdc->dor_82077 = 0x02; + if (sun_fdc->dor_82077 == 0x80) { + sun_fdops.fd_inb = sun_82072_fd_inb; + sun_fdops.fd_outb = sun_82072_fd_outb; + fdc_status = &sun_fdc->status_82072; + } + } + + /* Success... */ + allowed_drive_mask = 0x01; + return (int) sun_fdc; + +no_sun_fdc: + return -1; +} + +static int sparc_eject(void) +{ + set_dor(0x00, 0xff, 0x90); + udelay(500); + set_dor(0x00, 0x6f, 0x00); + udelay(500); + return 0; +} + +#define fd_eject(drive) sparc_eject() + +#define EXTRA_FLOPPY_PARAMS + +#endif /* !(__ASM_SPARC_FLOPPY_H) */ diff --git a/arch/sparc/include/asm/floppy_64.h b/arch/sparc/include/asm/floppy_64.h new file mode 100644 index 0000000..c39db10 --- /dev/null +++ b/arch/sparc/include/asm/floppy_64.h @@ -0,0 +1,782 @@ +/* floppy.h: Sparc specific parts of the Floppy driver. + * + * Copyright (C) 1996, 2007 David S. Miller (davem@davemloft.net) + * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz) + * + * Ultra/PCI support added: Sep 1997 Eddie C. Dost (ecd@skynet.be) + */ + +#ifndef __ASM_SPARC64_FLOPPY_H +#define __ASM_SPARC64_FLOPPY_H + +#include <linux/init.h> +#include <linux/pci.h> + +#include <asm/page.h> +#include <asm/pgtable.h> +#include <asm/system.h> +#include <asm/idprom.h> +#include <asm/oplib.h> +#include <asm/auxio.h> +#include <asm/sbus.h> +#include <asm/irq.h> + + +/* + * Define this to enable exchanging drive 0 and 1 if only drive 1 is + * probed on PCI machines. + */ +#undef PCI_FDC_SWAP_DRIVES + + +/* References: + * 1) Netbsd Sun floppy driver. + * 2) NCR 82077 controller manual + * 3) Intel 82077 controller manual + */ +struct sun_flpy_controller { + volatile unsigned char status1_82077; /* Auxiliary Status reg. 1 */ + volatile unsigned char status2_82077; /* Auxiliary Status reg. 2 */ + volatile unsigned char dor_82077; /* Digital Output reg. */ + volatile unsigned char tapectl_82077; /* Tape Control reg */ + volatile unsigned char status_82077; /* Main Status Register. */ +#define drs_82077 status_82077 /* Digital Rate Select reg. */ + volatile unsigned char data_82077; /* Data fifo. */ + volatile unsigned char ___unused; + volatile unsigned char dir_82077; /* Digital Input reg. */ +#define dcr_82077 dir_82077 /* Config Control reg. */ +}; + +/* You'll only ever find one controller on an Ultra anyways. */ +static struct sun_flpy_controller *sun_fdc = (struct sun_flpy_controller *)-1; +unsigned long fdc_status; +static struct sbus_dev *floppy_sdev = NULL; + +struct sun_floppy_ops { + unsigned char (*fd_inb) (unsigned long port); + void (*fd_outb) (unsigned char value, unsigned long port); + void (*fd_enable_dma) (void); + void (*fd_disable_dma) (void); + void (*fd_set_dma_mode) (int); + void (*fd_set_dma_addr) (char *); + void (*fd_set_dma_count) (int); + unsigned int (*get_dma_residue) (void); + int (*fd_request_irq) (void); + void (*fd_free_irq) (void); + int (*fd_eject) (int); +}; + +static struct sun_floppy_ops sun_fdops; + +#define fd_inb(port) sun_fdops.fd_inb(port) +#define fd_outb(value,port) sun_fdops.fd_outb(value,port) +#define fd_enable_dma() sun_fdops.fd_enable_dma() +#define fd_disable_dma() sun_fdops.fd_disable_dma() +#define fd_request_dma() (0) /* nothing... */ +#define fd_free_dma() /* nothing... */ +#define fd_clear_dma_ff() /* nothing... */ +#define fd_set_dma_mode(mode) sun_fdops.fd_set_dma_mode(mode) +#define fd_set_dma_addr(addr) sun_fdops.fd_set_dma_addr(addr) +#define fd_set_dma_count(count) sun_fdops.fd_set_dma_count(count) +#define get_dma_residue(x) sun_fdops.get_dma_residue() +#define fd_cacheflush(addr, size) /* nothing... */ +#define fd_request_irq() sun_fdops.fd_request_irq() +#define fd_free_irq() sun_fdops.fd_free_irq() +#define fd_eject(drive) sun_fdops.fd_eject(drive) + +/* Super paranoid... */ +#undef HAVE_DISABLE_HLT + +static int sun_floppy_types[2] = { 0, 0 }; + +/* Here is where we catch the floppy driver trying to initialize, + * therefore this is where we call the PROM device tree probing + * routine etc. on the Sparc. + */ +#define FLOPPY0_TYPE sun_floppy_init() +#define FLOPPY1_TYPE sun_floppy_types[1] + +#define FDC1 ((unsigned long)sun_fdc) + +#define N_FDC 1 +#define N_DRIVE 8 + +/* No 64k boundary crossing problems on the Sparc. */ +#define CROSS_64KB(a,s) (0) + +static unsigned char sun_82077_fd_inb(unsigned long port) +{ + udelay(5); + switch(port & 7) { + default: + printk("floppy: Asked to read unknown port %lx\n", port); + panic("floppy: Port bolixed."); + case 4: /* FD_STATUS */ + return sbus_readb(&sun_fdc->status_82077) & ~STATUS_DMA; + case 5: /* FD_DATA */ + return sbus_readb(&sun_fdc->data_82077); + case 7: /* FD_DIR */ + /* XXX: Is DCL on 0x80 in sun4m? */ + return sbus_readb(&sun_fdc->dir_82077); + }; + panic("sun_82072_fd_inb: How did I get here?"); +} + +static void sun_82077_fd_outb(unsigned char value, unsigned long port) +{ + udelay(5); + switch(port & 7) { + default: + printk("floppy: Asked to write to unknown port %lx\n", port); + panic("floppy: Port bolixed."); + case 2: /* FD_DOR */ + /* Happily, the 82077 has a real DOR register. */ + sbus_writeb(value, &sun_fdc->dor_82077); + break; + case 5: /* FD_DATA */ + sbus_writeb(value, &sun_fdc->data_82077); + break; + case 7: /* FD_DCR */ + sbus_writeb(value, &sun_fdc->dcr_82077); + break; + case 4: /* FD_STATUS */ + sbus_writeb(value, &sun_fdc->status_82077); + break; + }; + return; +} + +/* For pseudo-dma (Sun floppy drives have no real DMA available to + * them so we must eat the data fifo bytes directly ourselves) we have + * three state variables. doing_pdma tells our inline low-level + * assembly floppy interrupt entry point whether it should sit and eat + * bytes from the fifo or just transfer control up to the higher level + * floppy interrupt c-code. I tried very hard but I could not get the + * pseudo-dma to work in c-code without getting many overruns and + * underruns. If non-zero, doing_pdma encodes the direction of + * the transfer for debugging. 1=read 2=write + */ +unsigned char *pdma_vaddr; +unsigned long pdma_size; +volatile int doing_pdma = 0; + +/* This is software state */ +char *pdma_base = NULL; +unsigned long pdma_areasize; + +/* Common routines to all controller types on the Sparc. */ +static void sun_fd_disable_dma(void) +{ + doing_pdma = 0; + if (pdma_base) { + mmu_unlockarea(pdma_base, pdma_areasize); + pdma_base = NULL; + } +} + +static void sun_fd_set_dma_mode(int mode) +{ + switch(mode) { + case DMA_MODE_READ: + doing_pdma = 1; + break; + case DMA_MODE_WRITE: + doing_pdma = 2; + break; + default: + printk("Unknown dma mode %d\n", mode); + panic("floppy: Giving up..."); + } +} + +static void sun_fd_set_dma_addr(char *buffer) +{ + pdma_vaddr = buffer; +} + +static void sun_fd_set_dma_count(int length) +{ + pdma_size = length; +} + +static void sun_fd_enable_dma(void) +{ + pdma_vaddr = mmu_lockarea(pdma_vaddr, pdma_size); + pdma_base = pdma_vaddr; + pdma_areasize = pdma_size; +} + +irqreturn_t sparc_floppy_irq(int irq, void *dev_cookie) +{ + if (likely(doing_pdma)) { + void __iomem *stat = (void __iomem *) fdc_status; + unsigned char *vaddr = pdma_vaddr; + unsigned long size = pdma_size; + u8 val; + + while (size) { + val = readb(stat); + if (unlikely(!(val & 0x80))) { + pdma_vaddr = vaddr; + pdma_size = size; + return IRQ_HANDLED; + } + if (unlikely(!(val & 0x20))) { + pdma_vaddr = vaddr; + pdma_size = size; + doing_pdma = 0; + goto main_interrupt; + } + if (val & 0x40) { + /* read */ + *vaddr++ = readb(stat + 1); + } else { + unsigned char data = *vaddr++; + + /* write */ + writeb(data, stat + 1); + } + size--; + } + + pdma_vaddr = vaddr; + pdma_size = size; + + /* Send Terminal Count pulse to floppy controller. */ + val = readb(auxio_register); + val |= AUXIO_AUX1_FTCNT; + writeb(val, auxio_register); + val &= ~AUXIO_AUX1_FTCNT; + writeb(val, auxio_register); + + doing_pdma = 0; + } + +main_interrupt: + return floppy_interrupt(irq, dev_cookie); +} + +static int sun_fd_request_irq(void) +{ + static int once = 0; + int error; + + if(!once) { + once = 1; + + error = request_irq(FLOPPY_IRQ, sparc_floppy_irq, + IRQF_DISABLED, "floppy", NULL); + + return ((error == 0) ? 0 : -1); + } + return 0; +} + +static void sun_fd_free_irq(void) +{ +} + +static unsigned int sun_get_dma_residue(void) +{ + /* XXX This isn't really correct. XXX */ + return 0; +} + +static int sun_fd_eject(int drive) +{ + set_dor(0x00, 0xff, 0x90); + udelay(500); + set_dor(0x00, 0x6f, 0x00); + udelay(500); + return 0; +} + +#ifdef CONFIG_PCI +#include <asm/ebus.h> +#include <asm/ns87303.h> + +static struct ebus_dma_info sun_pci_fd_ebus_dma; +static struct pci_dev *sun_pci_ebus_dev; +static int sun_pci_broken_drive = -1; + +struct sun_pci_dma_op { + unsigned int addr; + int len; + int direction; + char *buf; +}; +static struct sun_pci_dma_op sun_pci_dma_current = { -1U, 0, 0, NULL}; +static struct sun_pci_dma_op sun_pci_dma_pending = { -1U, 0, 0, NULL}; + +extern irqreturn_t floppy_interrupt(int irq, void *dev_id); + +static unsigned char sun_pci_fd_inb(unsigned long port) +{ + udelay(5); + return inb(port); +} + +static void sun_pci_fd_outb(unsigned char val, unsigned long port) +{ + udelay(5); + outb(val, port); +} + +static void sun_pci_fd_broken_outb(unsigned char val, unsigned long port) +{ + udelay(5); + /* + * XXX: Due to SUN's broken floppy connector on AX and AXi + * we need to turn on MOTOR_0 also, if the floppy is + * jumpered to DS1 (like most PC floppies are). I hope + * this does not hurt correct hardware like the AXmp. + * (Eddie, Sep 12 1998). + */ + if (port == ((unsigned long)sun_fdc) + 2) { + if (((val & 0x03) == sun_pci_broken_drive) && (val & 0x20)) { + val |= 0x10; + } + } + outb(val, port); +} + +#ifdef PCI_FDC_SWAP_DRIVES +static void sun_pci_fd_lde_broken_outb(unsigned char val, unsigned long port) +{ + udelay(5); + /* + * XXX: Due to SUN's broken floppy connector on AX and AXi + * we need to turn on MOTOR_0 also, if the floppy is + * jumpered to DS1 (like most PC floppies are). I hope + * this does not hurt correct hardware like the AXmp. + * (Eddie, Sep 12 1998). + */ + if (port == ((unsigned long)sun_fdc) + 2) { + if (((val & 0x03) == sun_pci_broken_drive) && (val & 0x10)) { + val &= ~(0x03); + val |= 0x21; + } + } + outb(val, port); +} +#endif /* PCI_FDC_SWAP_DRIVES */ + +static void sun_pci_fd_enable_dma(void) +{ + BUG_ON((NULL == sun_pci_dma_pending.buf) || + (0 == sun_pci_dma_pending.len) || + (0 == sun_pci_dma_pending.direction)); + + sun_pci_dma_current.buf = sun_pci_dma_pending.buf; + sun_pci_dma_current.len = sun_pci_dma_pending.len; + sun_pci_dma_current.direction = sun_pci_dma_pending.direction; + + sun_pci_dma_pending.buf = NULL; + sun_pci_dma_pending.len = 0; + sun_pci_dma_pending.direction = 0; + sun_pci_dma_pending.addr = -1U; + + sun_pci_dma_current.addr = + pci_map_single(sun_pci_ebus_dev, + sun_pci_dma_current.buf, + sun_pci_dma_current.len, + sun_pci_dma_current.direction); + + ebus_dma_enable(&sun_pci_fd_ebus_dma, 1); + + if (ebus_dma_request(&sun_pci_fd_ebus_dma, + sun_pci_dma_current.addr, + sun_pci_dma_current.len)) + BUG(); +} + +static void sun_pci_fd_disable_dma(void) +{ + ebus_dma_enable(&sun_pci_fd_ebus_dma, 0); + if (sun_pci_dma_current.addr != -1U) + pci_unmap_single(sun_pci_ebus_dev, + sun_pci_dma_current.addr, + sun_pci_dma_current.len, + sun_pci_dma_current.direction); + sun_pci_dma_current.addr = -1U; +} + +static void sun_pci_fd_set_dma_mode(int mode) +{ + if (mode == DMA_MODE_WRITE) + sun_pci_dma_pending.direction = PCI_DMA_TODEVICE; + else + sun_pci_dma_pending.direction = PCI_DMA_FROMDEVICE; + + ebus_dma_prepare(&sun_pci_fd_ebus_dma, mode != DMA_MODE_WRITE); +} + +static void sun_pci_fd_set_dma_count(int length) +{ + sun_pci_dma_pending.len = length; +} + +static void sun_pci_fd_set_dma_addr(char *buffer) +{ + sun_pci_dma_pending.buf = buffer; +} + +static unsigned int sun_pci_get_dma_residue(void) +{ + return ebus_dma_residue(&sun_pci_fd_ebus_dma); +} + +static int sun_pci_fd_request_irq(void) +{ + return ebus_dma_irq_enable(&sun_pci_fd_ebus_dma, 1); +} + +static void sun_pci_fd_free_irq(void) +{ + ebus_dma_irq_enable(&sun_pci_fd_ebus_dma, 0); +} + +static int sun_pci_fd_eject(int drive) +{ + return -EINVAL; +} + +void sun_pci_fd_dma_callback(struct ebus_dma_info *p, int event, void *cookie) +{ + floppy_interrupt(0, NULL); +} + +/* + * Floppy probing, we'd like to use /dev/fd0 for a single Floppy on PCI, + * even if this is configured using DS1, thus looks like /dev/fd1 with + * the cabling used in Ultras. + */ +#define DOR (port + 2) +#define MSR (port + 4) +#define FIFO (port + 5) + +static void sun_pci_fd_out_byte(unsigned long port, unsigned char val, + unsigned long reg) +{ + unsigned char status; + int timeout = 1000; + + while (!((status = inb(MSR)) & 0x80) && --timeout) + udelay(100); + outb(val, reg); +} + +static unsigned char sun_pci_fd_sensei(unsigned long port) +{ + unsigned char result[2] = { 0x70, 0x00 }; + unsigned char status; + int i = 0; + + sun_pci_fd_out_byte(port, 0x08, FIFO); + do { + int timeout = 1000; + + while (!((status = inb(MSR)) & 0x80) && --timeout) + udelay(100); + + if (!timeout) + break; + + if ((status & 0xf0) == 0xd0) + result[i++] = inb(FIFO); + else + break; + } while (i < 2); + + return result[0]; +} + +static void sun_pci_fd_reset(unsigned long port) +{ + unsigned char mask = 0x00; + unsigned char status; + int timeout = 10000; + + outb(0x80, MSR); + do { + status = sun_pci_fd_sensei(port); + if ((status & 0xc0) == 0xc0) + mask |= 1 << (status & 0x03); + else + udelay(100); + } while ((mask != 0x0f) && --timeout); +} + +static int sun_pci_fd_test_drive(unsigned long port, int drive) +{ + unsigned char status, data; + int timeout = 1000; + int ready; + + sun_pci_fd_reset(port); + + data = (0x10 << drive) | 0x0c | drive; + sun_pci_fd_out_byte(port, data, DOR); + + sun_pci_fd_out_byte(port, 0x07, FIFO); + sun_pci_fd_out_byte(port, drive & 0x03, FIFO); + + do { + udelay(100); + status = sun_pci_fd_sensei(port); + } while (((status & 0xc0) == 0x80) && --timeout); + + if (!timeout) + ready = 0; + else + ready = (status & 0x10) ? 0 : 1; + + sun_pci_fd_reset(port); + return ready; +} +#undef FIFO +#undef MSR +#undef DOR + +#endif /* CONFIG_PCI */ + +#ifdef CONFIG_PCI +static int __init ebus_fdthree_p(struct linux_ebus_device *edev) +{ + if (!strcmp(edev->prom_node->name, "fdthree")) + return 1; + if (!strcmp(edev->prom_node->name, "floppy")) { + const char *compat; + + compat = of_get_property(edev->prom_node, + "compatible", NULL); + if (compat && !strcmp(compat, "fdthree")) + return 1; + } + return 0; +} +#endif + +static unsigned long __init sun_floppy_init(void) +{ + char state[128]; + struct sbus_bus *bus; + struct sbus_dev *sdev = NULL; + static int initialized = 0; + + if (initialized) + return sun_floppy_types[0]; + initialized = 1; + + for_all_sbusdev (sdev, bus) { + if (!strcmp(sdev->prom_name, "SUNW,fdtwo")) + break; + } + if(sdev) { + floppy_sdev = sdev; + FLOPPY_IRQ = sdev->irqs[0]; + } else { +#ifdef CONFIG_PCI + struct linux_ebus *ebus; + struct linux_ebus_device *edev = NULL; + unsigned long config = 0; + void __iomem *auxio_reg; + const char *state_prop; + + for_each_ebus(ebus) { + for_each_ebusdev(edev, ebus) { + if (ebus_fdthree_p(edev)) + goto ebus_done; + } + } + ebus_done: + if (!edev) + return 0; + + state_prop = of_get_property(edev->prom_node, "status", NULL); + if (state_prop && !strncmp(state_prop, "disabled", 8)) + return 0; + + FLOPPY_IRQ = edev->irqs[0]; + + /* Make sure the high density bit is set, some systems + * (most notably Ultra5/Ultra10) come up with it clear. + */ + auxio_reg = (void __iomem *) edev->resource[2].start; + writel(readl(auxio_reg)|0x2, auxio_reg); + + sun_pci_ebus_dev = ebus->self; + + spin_lock_init(&sun_pci_fd_ebus_dma.lock); + + /* XXX ioremap */ + sun_pci_fd_ebus_dma.regs = (void __iomem *) + edev->resource[1].start; + if (!sun_pci_fd_ebus_dma.regs) + return 0; + + sun_pci_fd_ebus_dma.flags = (EBUS_DMA_FLAG_USE_EBDMA_HANDLER | + EBUS_DMA_FLAG_TCI_DISABLE); + sun_pci_fd_ebus_dma.callback = sun_pci_fd_dma_callback; + sun_pci_fd_ebus_dma.client_cookie = NULL; + sun_pci_fd_ebus_dma.irq = FLOPPY_IRQ; + strcpy(sun_pci_fd_ebus_dma.name, "floppy"); + if (ebus_dma_register(&sun_pci_fd_ebus_dma)) + return 0; + + /* XXX ioremap */ + sun_fdc = (struct sun_flpy_controller *)edev->resource[0].start; + + sun_fdops.fd_inb = sun_pci_fd_inb; + sun_fdops.fd_outb = sun_pci_fd_outb; + + can_use_virtual_dma = use_virtual_dma = 0; + sun_fdops.fd_enable_dma = sun_pci_fd_enable_dma; + sun_fdops.fd_disable_dma = sun_pci_fd_disable_dma; + sun_fdops.fd_set_dma_mode = sun_pci_fd_set_dma_mode; + sun_fdops.fd_set_dma_addr = sun_pci_fd_set_dma_addr; + sun_fdops.fd_set_dma_count = sun_pci_fd_set_dma_count; + sun_fdops.get_dma_residue = sun_pci_get_dma_residue; + + sun_fdops.fd_request_irq = sun_pci_fd_request_irq; + sun_fdops.fd_free_irq = sun_pci_fd_free_irq; + + sun_fdops.fd_eject = sun_pci_fd_eject; + + fdc_status = (unsigned long) &sun_fdc->status_82077; + + /* + * XXX: Find out on which machines this is really needed. + */ + if (1) { + sun_pci_broken_drive = 1; + sun_fdops.fd_outb = sun_pci_fd_broken_outb; + } + + allowed_drive_mask = 0; + if (sun_pci_fd_test_drive((unsigned long)sun_fdc, 0)) + sun_floppy_types[0] = 4; + if (sun_pci_fd_test_drive((unsigned long)sun_fdc, 1)) + sun_floppy_types[1] = 4; + + /* + * Find NS87303 SuperIO config registers (through ecpp). + */ + for_each_ebus(ebus) { + for_each_ebusdev(edev, ebus) { + if (!strcmp(edev->prom_node->name, "ecpp")) { + config = edev->resource[1].start; + goto config_done; + } + } + } + config_done: + + /* + * Sanity check, is this really the NS87303? + */ + switch (config & 0x3ff) { + case 0x02e: + case 0x15c: + case 0x26e: + case 0x398: + break; + default: + config = 0; + } + + if (!config) + return sun_floppy_types[0]; + + /* Enable PC-AT mode. */ + ns87303_modify(config, ASC, 0, 0xc0); + +#ifdef PCI_FDC_SWAP_DRIVES + /* + * If only Floppy 1 is present, swap drives. + */ + if (!sun_floppy_types[0] && sun_floppy_types[1]) { + /* + * Set the drive exchange bit in FCR on NS87303, + * make sure other bits are sane before doing so. + */ + ns87303_modify(config, FER, FER_EDM, 0); + ns87303_modify(config, ASC, ASC_DRV2_SEL, 0); + ns87303_modify(config, FCR, 0, FCR_LDE); + + config = sun_floppy_types[0]; + sun_floppy_types[0] = sun_floppy_types[1]; + sun_floppy_types[1] = config; + + if (sun_pci_broken_drive != -1) { + sun_pci_broken_drive = 1 - sun_pci_broken_drive; + sun_fdops.fd_outb = sun_pci_fd_lde_broken_outb; + } + } +#endif /* PCI_FDC_SWAP_DRIVES */ + + return sun_floppy_types[0]; +#else + return 0; +#endif + } + prom_getproperty(sdev->prom_node, "status", state, sizeof(state)); + if(!strncmp(state, "disabled", 8)) + return 0; + + /* + * We cannot do sbus_ioremap here: it does request_region, + * which the generic floppy driver tries to do once again. + * But we must use the sdev resource values as they have + * had parent ranges applied. + */ + sun_fdc = (struct sun_flpy_controller *) + (sdev->resource[0].start + + ((sdev->resource[0].flags & 0x1ffUL) << 32UL)); + + /* Last minute sanity check... */ + if(sbus_readb(&sun_fdc->status1_82077) == 0xff) { + sun_fdc = (struct sun_flpy_controller *)-1; + return 0; + } + + sun_fdops.fd_inb = sun_82077_fd_inb; + sun_fdops.fd_outb = sun_82077_fd_outb; + + can_use_virtual_dma = use_virtual_dma = 1; + sun_fdops.fd_enable_dma = sun_fd_enable_dma; + sun_fdops.fd_disable_dma = sun_fd_disable_dma; + sun_fdops.fd_set_dma_mode = sun_fd_set_dma_mode; + sun_fdops.fd_set_dma_addr = sun_fd_set_dma_addr; + sun_fdops.fd_set_dma_count = sun_fd_set_dma_count; + sun_fdops.get_dma_residue = sun_get_dma_residue; + + sun_fdops.fd_request_irq = sun_fd_request_irq; + sun_fdops.fd_free_irq = sun_fd_free_irq; + + sun_fdops.fd_eject = sun_fd_eject; + + fdc_status = (unsigned long) &sun_fdc->status_82077; + + /* Success... */ + allowed_drive_mask = 0x01; + sun_floppy_types[0] = 4; + sun_floppy_types[1] = 0; + + return sun_floppy_types[0]; +} + +#define EXTRA_FLOPPY_PARAMS + +static DEFINE_SPINLOCK(dma_spin_lock); + +#define claim_dma_lock() \ +({ unsigned long flags; \ + spin_lock_irqsave(&dma_spin_lock, flags); \ + flags; \ +}) + +#define release_dma_lock(__flags) \ + spin_unlock_irqrestore(&dma_spin_lock, __flags); + +#endif /* !(__ASM_SPARC64_FLOPPY_H) */ diff --git a/arch/sparc/include/asm/fpumacro.h b/arch/sparc/include/asm/fpumacro.h new file mode 100644 index 0000000..cc463fe --- /dev/null +++ b/arch/sparc/include/asm/fpumacro.h @@ -0,0 +1,33 @@ +/* fpumacro.h: FPU related macros. + * + * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz) + * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC64_FPUMACRO_H +#define _SPARC64_FPUMACRO_H + +#include <asm/asi.h> +#include <asm/visasm.h> + +struct fpustate { + u32 regs[64]; +}; + +#define FPUSTATE (struct fpustate *)(current_thread_info()->fpregs) + +static inline unsigned long fprs_read(void) +{ + unsigned long retval; + + __asm__ __volatile__("rd %%fprs, %0" : "=r" (retval)); + + return retval; +} + +static inline void fprs_write(unsigned long val) +{ + __asm__ __volatile__("wr %0, 0x0, %%fprs" : : "r" (val)); +} + +#endif /* !(_SPARC64_FPUMACRO_H) */ diff --git a/arch/sparc/include/asm/ftrace.h b/arch/sparc/include/asm/ftrace.h new file mode 100644 index 0000000..d27716c --- /dev/null +++ b/arch/sparc/include/asm/ftrace.h @@ -0,0 +1,14 @@ +#ifndef _ASM_SPARC64_FTRACE +#define _ASM_SPARC64_FTRACE + +#ifdef CONFIG_MCOUNT +#define MCOUNT_ADDR ((long)(_mcount)) +#define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */ + +#ifndef __ASSEMBLY__ +extern void _mcount(void); +#endif + +#endif + +#endif /* _ASM_SPARC64_FTRACE */ diff --git a/arch/sparc/include/asm/futex.h b/arch/sparc/include/asm/futex.h new file mode 100644 index 0000000..736335f --- /dev/null +++ b/arch/sparc/include/asm/futex.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_FUTEX_H +#define ___ASM_SPARC_FUTEX_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/futex_64.h> +#else +#include <asm/futex_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/futex_32.h b/arch/sparc/include/asm/futex_32.h new file mode 100644 index 0000000..6a332a9 --- /dev/null +++ b/arch/sparc/include/asm/futex_32.h @@ -0,0 +1,6 @@ +#ifndef _ASM_FUTEX_H +#define _ASM_FUTEX_H + +#include <asm-generic/futex.h> + +#endif diff --git a/arch/sparc/include/asm/futex_64.h b/arch/sparc/include/asm/futex_64.h new file mode 100644 index 0000000..d837893 --- /dev/null +++ b/arch/sparc/include/asm/futex_64.h @@ -0,0 +1,110 @@ +#ifndef _SPARC64_FUTEX_H +#define _SPARC64_FUTEX_H + +#include <linux/futex.h> +#include <linux/uaccess.h> +#include <asm/errno.h> +#include <asm/system.h> + +#define __futex_cas_op(insn, ret, oldval, uaddr, oparg) \ + __asm__ __volatile__( \ + "\n1: lduwa [%3] %%asi, %2\n" \ + " " insn "\n" \ + "2: casa [%3] %%asi, %2, %1\n" \ + " cmp %2, %1\n" \ + " bne,pn %%icc, 1b\n" \ + " mov 0, %0\n" \ + "3:\n" \ + " .section .fixup,#alloc,#execinstr\n" \ + " .align 4\n" \ + "4: sethi %%hi(3b), %0\n" \ + " jmpl %0 + %%lo(3b), %%g0\n" \ + " mov %5, %0\n" \ + " .previous\n" \ + " .section __ex_table,\"a\"\n" \ + " .align 4\n" \ + " .word 1b, 4b\n" \ + " .word 2b, 4b\n" \ + " .previous\n" \ + : "=&r" (ret), "=&r" (oldval), "=&r" (tem) \ + : "r" (uaddr), "r" (oparg), "i" (-EFAULT) \ + : "memory") + +static inline int futex_atomic_op_inuser(int encoded_op, int __user *uaddr) +{ + int op = (encoded_op >> 28) & 7; + int cmp = (encoded_op >> 24) & 15; + int oparg = (encoded_op << 8) >> 20; + int cmparg = (encoded_op << 20) >> 20; + int oldval = 0, ret, tem; + + if (unlikely(!access_ok(VERIFY_WRITE, uaddr, sizeof(int)))) + return -EFAULT; + if (unlikely((((unsigned long) uaddr) & 0x3UL))) + return -EINVAL; + + if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28)) + oparg = 1 << oparg; + + pagefault_disable(); + + switch (op) { + case FUTEX_OP_SET: + __futex_cas_op("mov\t%4, %1", ret, oldval, uaddr, oparg); + break; + case FUTEX_OP_ADD: + __futex_cas_op("add\t%2, %4, %1", ret, oldval, uaddr, oparg); + break; + case FUTEX_OP_OR: + __futex_cas_op("or\t%2, %4, %1", ret, oldval, uaddr, oparg); + break; + case FUTEX_OP_ANDN: + __futex_cas_op("and\t%2, %4, %1", ret, oldval, uaddr, oparg); + break; + case FUTEX_OP_XOR: + __futex_cas_op("xor\t%2, %4, %1", ret, oldval, uaddr, oparg); + break; + default: + ret = -ENOSYS; + } + + pagefault_enable(); + + if (!ret) { + switch (cmp) { + case FUTEX_OP_CMP_EQ: ret = (oldval == cmparg); break; + case FUTEX_OP_CMP_NE: ret = (oldval != cmparg); break; + case FUTEX_OP_CMP_LT: ret = (oldval < cmparg); break; + case FUTEX_OP_CMP_GE: ret = (oldval >= cmparg); break; + case FUTEX_OP_CMP_LE: ret = (oldval <= cmparg); break; + case FUTEX_OP_CMP_GT: ret = (oldval > cmparg); break; + default: ret = -ENOSYS; + } + } + return ret; +} + +static inline int +futex_atomic_cmpxchg_inatomic(int __user *uaddr, int oldval, int newval) +{ + __asm__ __volatile__( + "\n1: casa [%3] %%asi, %2, %0\n" + "2:\n" + " .section .fixup,#alloc,#execinstr\n" + " .align 4\n" + "3: sethi %%hi(2b), %0\n" + " jmpl %0 + %%lo(2b), %%g0\n" + " mov %4, %0\n" + " .previous\n" + " .section __ex_table,\"a\"\n" + " .align 4\n" + " .word 1b, 3b\n" + " .previous\n" + : "=r" (newval) + : "0" (newval), "r" (oldval), "r" (uaddr), "i" (-EFAULT) + : "memory"); + + return newval; +} + +#endif /* !(_SPARC64_FUTEX_H) */ diff --git a/arch/sparc/include/asm/hardirq.h b/arch/sparc/include/asm/hardirq.h new file mode 100644 index 0000000..44d4e23 --- /dev/null +++ b/arch/sparc/include/asm/hardirq.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_HARDIRQ_H +#define ___ASM_SPARC_HARDIRQ_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/hardirq_64.h> +#else +#include <asm/hardirq_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/hardirq_32.h b/arch/sparc/include/asm/hardirq_32.h new file mode 100644 index 0000000..4f63ed8 --- /dev/null +++ b/arch/sparc/include/asm/hardirq_32.h @@ -0,0 +1,23 @@ +/* hardirq.h: 32-bit Sparc hard IRQ support. + * + * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu) + * Copyright (C) 1998-2000 Anton Blanchard (anton@samba.org) + */ + +#ifndef __SPARC_HARDIRQ_H +#define __SPARC_HARDIRQ_H + +#include <linux/threads.h> +#include <linux/spinlock.h> +#include <linux/cache.h> + +/* entry.S is sensitive to the offsets of these fields */ /* XXX P3 Is it? */ +typedef struct { + unsigned int __softirq_pending; +} ____cacheline_aligned irq_cpustat_t; + +#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ + +#define HARDIRQ_BITS 8 + +#endif /* __SPARC_HARDIRQ_H */ diff --git a/arch/sparc/include/asm/hardirq_64.h b/arch/sparc/include/asm/hardirq_64.h new file mode 100644 index 0000000..7c29fd1 --- /dev/null +++ b/arch/sparc/include/asm/hardirq_64.h @@ -0,0 +1,19 @@ +/* hardirq.h: 64-bit Sparc hard IRQ support. + * + * Copyright (C) 1997, 1998, 2005 David S. Miller (davem@davemloft.net) + */ + +#ifndef __SPARC64_HARDIRQ_H +#define __SPARC64_HARDIRQ_H + +#include <asm/cpudata.h> + +#define __ARCH_IRQ_STAT +#define local_softirq_pending() \ + (local_cpu_data().__softirq_pending) + +void ack_bad_irq(unsigned int irq); + +#define HARDIRQ_BITS 8 + +#endif /* !(__SPARC64_HARDIRQ_H) */ diff --git a/arch/sparc/include/asm/head.h b/arch/sparc/include/asm/head.h new file mode 100644 index 0000000..be8f03f --- /dev/null +++ b/arch/sparc/include/asm/head.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_HEAD_H +#define ___ASM_SPARC_HEAD_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/head_64.h> +#else +#include <asm/head_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/head_32.h b/arch/sparc/include/asm/head_32.h new file mode 100644 index 0000000..7c35491 --- /dev/null +++ b/arch/sparc/include/asm/head_32.h @@ -0,0 +1,102 @@ +#ifndef __SPARC_HEAD_H +#define __SPARC_HEAD_H + +#define KERNBASE 0xf0000000 /* First address the kernel will eventually be */ +#define LOAD_ADDR 0x4000 /* prom jumps to us here unless this is elf /boot */ +#define SUN4C_SEGSZ (1 << 18) +#define SRMMU_L1_KBASE_OFFSET ((KERNBASE>>24)<<2) /* Used in boot remapping. */ +#define INTS_ENAB 0x01 /* entry.S uses this. */ + +#define SUN4_PROM_VECTOR 0xFFE81000 /* SUN4 PROM needs to be hardwired */ + +#define WRITE_PAUSE nop; nop; nop; /* Have to do this after %wim/%psr chg */ +#define NOP_INSN 0x01000000 /* Used to patch sparc_save_state */ + +/* Here are some trap goodies */ + +/* Generic trap entry. */ +#define TRAP_ENTRY(type, label) \ + rd %psr, %l0; b label; rd %wim, %l3; nop; + +/* Data/text faults. Defaults to sun4c version at boot time. */ +#define SPARC_TFAULT rd %psr, %l0; rd %wim, %l3; b sun4c_fault; mov 1, %l7; +#define SPARC_DFAULT rd %psr, %l0; rd %wim, %l3; b sun4c_fault; mov 0, %l7; +#define SRMMU_TFAULT rd %psr, %l0; rd %wim, %l3; b srmmu_fault; mov 1, %l7; +#define SRMMU_DFAULT rd %psr, %l0; rd %wim, %l3; b srmmu_fault; mov 0, %l7; + +/* This is for traps we should NEVER get. */ +#define BAD_TRAP(num) \ + rd %psr, %l0; mov num, %l7; b bad_trap_handler; rd %wim, %l3; + +/* This is for traps when we want just skip the instruction which caused it */ +#define SKIP_TRAP(type, name) \ + jmpl %l2, %g0; rett %l2 + 4; nop; nop; + +/* Notice that for the system calls we pull a trick. We load up a + * different pointer to the system call vector table in %l7, but call + * the same generic system call low-level entry point. The trap table + * entry sequences are also HyperSparc pipeline friendly ;-) + */ + +/* Software trap for Linux system calls. */ +#define LINUX_SYSCALL_TRAP \ + sethi %hi(sys_call_table), %l7; \ + or %l7, %lo(sys_call_table), %l7; \ + b linux_sparc_syscall; \ + rd %psr, %l0; + +#define BREAKPOINT_TRAP \ + b breakpoint_trap; \ + rd %psr,%l0; \ + nop; \ + nop; + +#ifdef CONFIG_KGDB +#define KGDB_TRAP(num) \ + b kgdb_trap_low; \ + rd %psr,%l0; \ + nop; \ + nop; +#else +#define KGDB_TRAP(num) \ + BAD_TRAP(num) +#endif + +/* The Get Condition Codes software trap for userland. */ +#define GETCC_TRAP \ + b getcc_trap_handler; mov %psr, %l0; nop; nop; + +/* The Set Condition Codes software trap for userland. */ +#define SETCC_TRAP \ + b setcc_trap_handler; mov %psr, %l0; nop; nop; + +/* The Get PSR software trap for userland. */ +#define GETPSR_TRAP \ + mov %psr, %i0; jmp %l2; rett %l2 + 4; nop; + +/* This is for hard interrupts from level 1-14, 15 is non-maskable (nmi) and + * gets handled with another macro. + */ +#define TRAP_ENTRY_INTERRUPT(int_level) \ + mov int_level, %l7; rd %psr, %l0; b real_irq_entry; rd %wim, %l3; + +/* NMI's (Non Maskable Interrupts) are special, you can't keep them + * from coming in, and basically if you get one, the shows over. ;( + * On the sun4c they are usually asynchronous memory errors, on the + * the sun4m they could be either due to mem errors or a software + * initiated interrupt from the prom/kern on an SMP box saying "I + * command you to do CPU tricks, read your mailbox for more info." + */ +#define NMI_TRAP \ + rd %wim, %l3; b linux_trap_nmi_sun4c; mov %psr, %l0; nop; + +/* Window overflows/underflows are special and we need to try to be as + * efficient as possible here.... + */ +#define WINDOW_SPILL \ + rd %psr, %l0; rd %wim, %l3; b spill_window_entry; andcc %l0, PSR_PS, %g0; + +#define WINDOW_FILL \ + rd %psr, %l0; rd %wim, %l3; b fill_window_entry; andcc %l0, PSR_PS, %g0; + +#endif /* __SPARC_HEAD_H */ diff --git a/arch/sparc/include/asm/head_64.h b/arch/sparc/include/asm/head_64.h new file mode 100644 index 0000000..10e9dab --- /dev/null +++ b/arch/sparc/include/asm/head_64.h @@ -0,0 +1,76 @@ +#ifndef _SPARC64_HEAD_H +#define _SPARC64_HEAD_H + +#include <asm/pstate.h> + + /* wrpr %g0, val, %gl */ +#define SET_GL(val) \ + .word 0xa1902000 | val + + /* rdpr %gl, %gN */ +#define GET_GL_GLOBAL(N) \ + .word 0x81540000 | (N << 25) + +#define KERNBASE 0x400000 + +#define PTREGS_OFF (STACK_BIAS + STACKFRAME_SZ) + +#define __CHEETAH_ID 0x003e0014 +#define __JALAPENO_ID 0x003e0016 +#define __SERRANO_ID 0x003e0022 + +#define CHEETAH_MANUF 0x003e +#define CHEETAH_IMPL 0x0014 /* Ultra-III */ +#define CHEETAH_PLUS_IMPL 0x0015 /* Ultra-III+ */ +#define JALAPENO_IMPL 0x0016 /* Ultra-IIIi */ +#define JAGUAR_IMPL 0x0018 /* Ultra-IV */ +#define PANTHER_IMPL 0x0019 /* Ultra-IV+ */ +#define SERRANO_IMPL 0x0022 /* Ultra-IIIi+ */ + +#define BRANCH_IF_SUN4V(tmp1,label) \ + sethi %hi(is_sun4v), %tmp1; \ + lduw [%tmp1 + %lo(is_sun4v)], %tmp1; \ + brnz,pn %tmp1, label; \ + nop + +#define BRANCH_IF_CHEETAH_BASE(tmp1,tmp2,label) \ + rdpr %ver, %tmp1; \ + sethi %hi(__CHEETAH_ID), %tmp2; \ + srlx %tmp1, 32, %tmp1; \ + or %tmp2, %lo(__CHEETAH_ID), %tmp2;\ + cmp %tmp1, %tmp2; \ + be,pn %icc, label; \ + nop; + +#define BRANCH_IF_JALAPENO(tmp1,tmp2,label) \ + rdpr %ver, %tmp1; \ + sethi %hi(__JALAPENO_ID), %tmp2; \ + srlx %tmp1, 32, %tmp1; \ + or %tmp2, %lo(__JALAPENO_ID), %tmp2;\ + cmp %tmp1, %tmp2; \ + be,pn %icc, label; \ + nop; + +#define BRANCH_IF_CHEETAH_PLUS_OR_FOLLOWON(tmp1,tmp2,label) \ + rdpr %ver, %tmp1; \ + srlx %tmp1, (32 + 16), %tmp2; \ + cmp %tmp2, CHEETAH_MANUF; \ + bne,pt %xcc, 99f; \ + sllx %tmp1, 16, %tmp1; \ + srlx %tmp1, (32 + 16), %tmp2; \ + cmp %tmp2, CHEETAH_PLUS_IMPL; \ + bgeu,pt %xcc, label; \ +99: nop; + +#define BRANCH_IF_ANY_CHEETAH(tmp1,tmp2,label) \ + rdpr %ver, %tmp1; \ + srlx %tmp1, (32 + 16), %tmp2; \ + cmp %tmp2, CHEETAH_MANUF; \ + bne,pt %xcc, 99f; \ + sllx %tmp1, 16, %tmp1; \ + srlx %tmp1, (32 + 16), %tmp2; \ + cmp %tmp2, CHEETAH_IMPL; \ + bgeu,pt %xcc, label; \ +99: nop; + +#endif /* !(_SPARC64_HEAD_H) */ diff --git a/arch/sparc/include/asm/highmem.h b/arch/sparc/include/asm/highmem.h new file mode 100644 index 0000000..3de42e7 --- /dev/null +++ b/arch/sparc/include/asm/highmem.h @@ -0,0 +1,81 @@ +/* + * highmem.h: virtual kernel memory mappings for high memory + * + * Used in CONFIG_HIGHMEM systems for memory pages which + * are not addressable by direct kernel virtual addresses. + * + * Copyright (C) 1999 Gerhard Wichert, Siemens AG + * Gerhard.Wichert@pdb.siemens.de + * + * + * Redesigned the x86 32-bit VM architecture to deal with + * up to 16 Terrabyte physical memory. With current x86 CPUs + * we now support up to 64 Gigabytes physical RAM. + * + * Copyright (C) 1999 Ingo Molnar <mingo@redhat.com> + */ + +#ifndef _ASM_HIGHMEM_H +#define _ASM_HIGHMEM_H + +#ifdef __KERNEL__ + +#include <linux/interrupt.h> +#include <asm/fixmap.h> +#include <asm/vaddrs.h> +#include <asm/kmap_types.h> +#include <asm/pgtable.h> + +/* declarations for highmem.c */ +extern unsigned long highstart_pfn, highend_pfn; + +extern pte_t *kmap_pte; +extern pgprot_t kmap_prot; +extern pte_t *pkmap_page_table; + +extern void kmap_init(void) __init; + +/* + * Right now we initialize only a single pte table. It can be extended + * easily, subsequent pte tables have to be allocated in one physical + * chunk of RAM. Currently the simplest way to do this is to align the + * pkmap region on a pagetable boundary (4MB). + */ +#define LAST_PKMAP 1024 +#define PKMAP_SIZE (LAST_PKMAP << PAGE_SHIFT) +#define PKMAP_BASE PMD_ALIGN(SRMMU_NOCACHE_VADDR + (SRMMU_MAX_NOCACHE_PAGES << PAGE_SHIFT)) + +#define LAST_PKMAP_MASK (LAST_PKMAP - 1) +#define PKMAP_NR(virt) ((virt - PKMAP_BASE) >> PAGE_SHIFT) +#define PKMAP_ADDR(nr) (PKMAP_BASE + ((nr) << PAGE_SHIFT)) + +#define PKMAP_END (PKMAP_ADDR(LAST_PKMAP)) + +extern void *kmap_high(struct page *page); +extern void kunmap_high(struct page *page); + +static inline void *kmap(struct page *page) +{ + BUG_ON(in_interrupt()); + if (!PageHighMem(page)) + return page_address(page); + return kmap_high(page); +} + +static inline void kunmap(struct page *page) +{ + BUG_ON(in_interrupt()); + if (!PageHighMem(page)) + return; + kunmap_high(page); +} + +extern void *kmap_atomic(struct page *page, enum km_type type); +extern void kunmap_atomic(void *kvaddr, enum km_type type); +extern struct page *kmap_atomic_to_page(void *vaddr); + +#define flush_cache_kmaps() flush_cache_all() + +#endif /* __KERNEL__ */ + +#endif /* _ASM_HIGHMEM_H */ diff --git a/arch/sparc/include/asm/hugetlb.h b/arch/sparc/include/asm/hugetlb.h new file mode 100644 index 0000000..1770610 --- /dev/null +++ b/arch/sparc/include/asm/hugetlb.h @@ -0,0 +1,85 @@ +#ifndef _ASM_SPARC64_HUGETLB_H +#define _ASM_SPARC64_HUGETLB_H + +#include <asm/page.h> + + +void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, + pte_t *ptep, pte_t pte); + +pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, + pte_t *ptep); + +void hugetlb_prefault_arch_hook(struct mm_struct *mm); + +static inline int is_hugepage_only_range(struct mm_struct *mm, + unsigned long addr, + unsigned long len) { + return 0; +} + +/* + * If the arch doesn't supply something else, assume that hugepage + * size aligned regions are ok without further preparation. + */ +static inline int prepare_hugepage_range(struct file *file, + unsigned long addr, unsigned long len) +{ + if (len & ~HPAGE_MASK) + return -EINVAL; + if (addr & ~HPAGE_MASK) + return -EINVAL; + return 0; +} + +static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb, + unsigned long addr, unsigned long end, + unsigned long floor, + unsigned long ceiling) +{ + free_pgd_range(tlb, addr, end, floor, ceiling); +} + +static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, + unsigned long addr, pte_t *ptep) +{ +} + +static inline int huge_pte_none(pte_t pte) +{ + return pte_none(pte); +} + +static inline pte_t huge_pte_wrprotect(pte_t pte) +{ + return pte_wrprotect(pte); +} + +static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, + unsigned long addr, pte_t *ptep) +{ + ptep_set_wrprotect(mm, addr, ptep); +} + +static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, + unsigned long addr, pte_t *ptep, + pte_t pte, int dirty) +{ + return ptep_set_access_flags(vma, addr, ptep, pte, dirty); +} + +static inline pte_t huge_ptep_get(pte_t *ptep) +{ + return *ptep; +} + +static inline int arch_prepare_hugepage(struct page *page) +{ + return 0; +} + +static inline void arch_release_hugepage(struct page *page) +{ +} + +#endif /* _ASM_SPARC64_HUGETLB_H */ diff --git a/arch/sparc/include/asm/hvtramp.h b/arch/sparc/include/asm/hvtramp.h new file mode 100644 index 0000000..b2b9b94 --- /dev/null +++ b/arch/sparc/include/asm/hvtramp.h @@ -0,0 +1,37 @@ +#ifndef _SPARC64_HVTRAP_H +#define _SPARC64_HVTRAP_H + +#ifndef __ASSEMBLY__ + +#include <linux/types.h> + +struct hvtramp_mapping { + __u64 vaddr; + __u64 tte; +}; + +struct hvtramp_descr { + __u32 cpu; + __u32 num_mappings; + __u64 fault_info_va; + __u64 fault_info_pa; + __u64 thread_reg; + struct hvtramp_mapping maps[1]; +}; + +extern void hv_cpu_startup(unsigned long hvdescr_pa); + +#endif + +#define HVTRAMP_DESCR_CPU 0x00 +#define HVTRAMP_DESCR_NUM_MAPPINGS 0x04 +#define HVTRAMP_DESCR_FAULT_INFO_VA 0x08 +#define HVTRAMP_DESCR_FAULT_INFO_PA 0x10 +#define HVTRAMP_DESCR_THREAD_REG 0x18 +#define HVTRAMP_DESCR_MAPS 0x20 + +#define HVTRAMP_MAPPING_VADDR 0x00 +#define HVTRAMP_MAPPING_TTE 0x08 +#define HVTRAMP_MAPPING_SIZE 0x10 + +#endif /* _SPARC64_HVTRAP_H */ diff --git a/arch/sparc/include/asm/hw_irq.h b/arch/sparc/include/asm/hw_irq.h new file mode 100644 index 0000000..8d30a76 --- /dev/null +++ b/arch/sparc/include/asm/hw_irq.h @@ -0,0 +1,6 @@ +#ifndef __ASM_SPARC_HW_IRQ_H +#define __ASM_SPARC_HW_IRQ_H + +/* Dummy include. */ + +#endif diff --git a/arch/sparc/include/asm/hypervisor.h b/arch/sparc/include/asm/hypervisor.h new file mode 100644 index 0000000..109ae24 --- /dev/null +++ b/arch/sparc/include/asm/hypervisor.h @@ -0,0 +1,2949 @@ +#ifndef _SPARC64_HYPERVISOR_H +#define _SPARC64_HYPERVISOR_H + +/* Sun4v hypervisor interfaces and defines. + * + * Hypervisor calls are made via traps to software traps number 0x80 + * and above. Registers %o0 to %o5 serve as argument, status, and + * return value registers. + * + * There are two kinds of these traps. First there are the normal + * "fast traps" which use software trap 0x80 and encode the function + * to invoke by number in register %o5. Argument and return value + * handling is as follows: + * + * ----------------------------------------------- + * | %o5 | function number | undefined | + * | %o0 | argument 0 | return status | + * | %o1 | argument 1 | return value 1 | + * | %o2 | argument 2 | return value 2 | + * | %o3 | argument 3 | return value 3 | + * | %o4 | argument 4 | return value 4 | + * ----------------------------------------------- + * + * The second type are "hyper-fast traps" which encode the function + * number in the software trap number itself. So these use trap + * numbers > 0x80. The register usage for hyper-fast traps is as + * follows: + * + * ----------------------------------------------- + * | %o0 | argument 0 | return status | + * | %o1 | argument 1 | return value 1 | + * | %o2 | argument 2 | return value 2 | + * | %o3 | argument 3 | return value 3 | + * | %o4 | argument 4 | return value 4 | + * ----------------------------------------------- + * + * Registers providing explicit arguments to the hypervisor calls + * are volatile across the call. Upon return their values are + * undefined unless explicitly specified as containing a particular + * return value by the specific call. The return status is always + * returned in register %o0, zero indicates a successful execution of + * the hypervisor call and other values indicate an error status as + * defined below. So, for example, if a hyper-fast trap takes + * arguments 0, 1, and 2, then %o0, %o1, and %o2 are volatile across + * the call and %o3, %o4, and %o5 would be preserved. + * + * If the hypervisor trap is invalid, or the fast trap function number + * is invalid, HV_EBADTRAP will be returned in %o0. Also, all 64-bits + * of the argument and return values are significant. + */ + +/* Trap numbers. */ +#define HV_FAST_TRAP 0x80 +#define HV_MMU_MAP_ADDR_TRAP 0x83 +#define HV_MMU_UNMAP_ADDR_TRAP 0x84 +#define HV_TTRACE_ADDENTRY_TRAP 0x85 +#define HV_CORE_TRAP 0xff + +/* Error codes. */ +#define HV_EOK 0 /* Successful return */ +#define HV_ENOCPU 1 /* Invalid CPU id */ +#define HV_ENORADDR 2 /* Invalid real address */ +#define HV_ENOINTR 3 /* Invalid interrupt id */ +#define HV_EBADPGSZ 4 /* Invalid pagesize encoding */ +#define HV_EBADTSB 5 /* Invalid TSB description */ +#define HV_EINVAL 6 /* Invalid argument */ +#define HV_EBADTRAP 7 /* Invalid function number */ +#define HV_EBADALIGN 8 /* Invalid address alignment */ +#define HV_EWOULDBLOCK 9 /* Cannot complete w/o blocking */ +#define HV_ENOACCESS 10 /* No access to resource */ +#define HV_EIO 11 /* I/O error */ +#define HV_ECPUERROR 12 /* CPU in error state */ +#define HV_ENOTSUPPORTED 13 /* Function not supported */ +#define HV_ENOMAP 14 /* No mapping found */ +#define HV_ETOOMANY 15 /* Too many items specified */ +#define HV_ECHANNEL 16 /* Invalid LDC channel */ +#define HV_EBUSY 17 /* Resource busy */ + +/* mach_exit() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MACH_EXIT + * ARG0: exit code + * ERRORS: This service does not return. + * + * Stop all CPUs in the virtual domain and place them into the stopped + * state. The 64-bit exit code may be passed to a service entity as + * the domain's exit status. On systems without a service entity, the + * domain will undergo a reset, and the boot firmware will be + * reloaded. + * + * This function will never return to the guest that invokes it. + * + * Note: By convention an exit code of zero denotes a successful exit by + * the guest code. A non-zero exit code denotes a guest specific + * error indication. + * + */ +#define HV_FAST_MACH_EXIT 0x00 + +#ifndef __ASSEMBLY__ +extern void sun4v_mach_exit(unsigned long exit_code); +#endif + +/* Domain services. */ + +/* mach_desc() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MACH_DESC + * ARG0: buffer + * ARG1: length + * RET0: status + * RET1: length + * ERRORS: HV_EBADALIGN Buffer is badly aligned + * HV_ENORADDR Buffer is to an illegal real address. + * HV_EINVAL Buffer length is too small for complete + * machine description. + * + * Copy the most current machine description into the buffer indicated + * by the real address in ARG0. The buffer provided must be 16 byte + * aligned. Upon success or HV_EINVAL, this service returns the + * actual size of the machine description in the RET1 return value. + * + * Note: A method of determining the appropriate buffer size for the + * machine description is to first call this service with a buffer + * length of 0 bytes. + */ +#define HV_FAST_MACH_DESC 0x01 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_mach_desc(unsigned long buffer_pa, + unsigned long buf_len, + unsigned long *real_buf_len); +#endif + +/* mach_sir() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MACH_SIR + * ERRORS: This service does not return. + * + * Perform a software initiated reset of the virtual machine domain. + * All CPUs are captured as soon as possible, all hardware devices are + * returned to the entry default state, and the domain is restarted at + * the SIR (trap type 0x04) real trap table (RTBA) entry point on one + * of the CPUs. The single CPU restarted is selected as determined by + * platform specific policy. Memory is preserved across this + * operation. + */ +#define HV_FAST_MACH_SIR 0x02 + +#ifndef __ASSEMBLY__ +extern void sun4v_mach_sir(void); +#endif + +/* mach_set_watchdog() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MACH_SET_WATCHDOG + * ARG0: timeout in milliseconds + * RET0: status + * RET1: time remaining in milliseconds + * + * A guest uses this API to set a watchdog timer. Once the gues has set + * the timer, it must call the timer service again either to disable or + * postpone the expiration. If the timer expires before being reset or + * disabled, then the hypervisor take a platform specific action leading + * to guest termination within a bounded time period. The platform action + * may include recovery actions such as reporting the expiration to a + * Service Processor, and/or automatically restarting the gues. + * + * The 'timeout' parameter is specified in milliseconds, however the + * implementated granularity is given by the 'watchdog-resolution' + * property in the 'platform' node of the guest's machine description. + * The largest allowed timeout value is specified by the + * 'watchdog-max-timeout' property of the 'platform' node. + * + * If the 'timeout' argument is not zero, the watchdog timer is set to + * expire after a minimum of 'timeout' milliseconds. + * + * If the 'timeout' argument is zero, the watchdog timer is disabled. + * + * If the 'timeout' value exceeds the value of the 'max-watchdog-timeout' + * property, the hypervisor leaves the watchdog timer state unchanged, + * and returns a status of EINVAL. + * + * The 'time remaining' return value is valid regardless of whether the + * return status is EOK or EINVAL. A non-zero return value indicates the + * number of milliseconds that were remaining until the timer was to expire. + * If less than one millisecond remains, the return value is '1'. If the + * watchdog timer was disabled at the time of the call, the return value is + * zero. + * + * If the hypervisor cannot support the exact timeout value requested, but + * can support a larger timeout value, the hypervisor may round the actual + * timeout to a value larger than the requested timeout, consequently the + * 'time remaining' return value may be larger than the previously requested + * timeout value. + * + * Any guest OS debugger should be aware that the watchdog service may be in + * use. Consequently, it is recommended that the watchdog service is + * disabled upon debugger entry (e.g. reaching a breakpoint), and then + * re-enabled upon returning to normal execution. The API has been designed + * with this in mind, and the 'time remaining' result of the disable call may + * be used directly as the timeout argument of the re-enable call. + */ +#define HV_FAST_MACH_SET_WATCHDOG 0x05 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_mach_set_watchdog(unsigned long timeout, + unsigned long *orig_timeout); +#endif + +/* CPU services. + * + * CPUs represent devices that can execute software threads. A single + * chip that contains multiple cores or strands is represented as + * multiple CPUs with unique CPU identifiers. CPUs are exported to + * OBP via the machine description (and to the OS via the OBP device + * tree). CPUs are always in one of three states: stopped, running, + * or error. + * + * A CPU ID is a pre-assigned 16-bit value that uniquely identifies a + * CPU within a logical domain. Operations that are to be performed + * on multiple CPUs specify them via a CPU list. A CPU list is an + * array in real memory, of which each 16-bit word is a CPU ID. CPU + * lists are passed through the API as two arguments. The first is + * the number of entries (16-bit words) in the CPU list, and the + * second is the (real address) pointer to the CPU ID list. + */ + +/* cpu_start() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_CPU_START + * ARG0: CPU ID + * ARG1: PC + * ARG2: RTBA + * ARG3: target ARG0 + * RET0: status + * ERRORS: ENOCPU Invalid CPU ID + * EINVAL Target CPU ID is not in the stopped state + * ENORADDR Invalid PC or RTBA real address + * EBADALIGN Unaligned PC or unaligned RTBA + * EWOULDBLOCK Starting resources are not available + * + * Start CPU with given CPU ID with PC in %pc and with a real trap + * base address value of RTBA. The indicated CPU must be in the + * stopped state. The supplied RTBA must be aligned on a 256 byte + * boundary. On successful completion, the specified CPU will be in + * the running state and will be supplied with "target ARG0" in %o0 + * and RTBA in %tba. + */ +#define HV_FAST_CPU_START 0x10 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_cpu_start(unsigned long cpuid, + unsigned long pc, + unsigned long rtba, + unsigned long arg0); +#endif + +/* cpu_stop() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_CPU_STOP + * ARG0: CPU ID + * RET0: status + * ERRORS: ENOCPU Invalid CPU ID + * EINVAL Target CPU ID is the current cpu + * EINVAL Target CPU ID is not in the running state + * EWOULDBLOCK Stopping resources are not available + * ENOTSUPPORTED Not supported on this platform + * + * The specified CPU is stopped. The indicated CPU must be in the + * running state. On completion, it will be in the stopped state. It + * is not legal to stop the current CPU. + * + * Note: As this service cannot be used to stop the current cpu, this service + * may not be used to stop the last running CPU in a domain. To stop + * and exit a running domain, a guest must use the mach_exit() service. + */ +#define HV_FAST_CPU_STOP 0x11 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_cpu_stop(unsigned long cpuid); +#endif + +/* cpu_yield() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_CPU_YIELD + * RET0: status + * ERRORS: No possible error. + * + * Suspend execution on the current CPU. Execution will resume when + * an interrupt (device, %stick_compare, or cross-call) is targeted to + * the CPU. On some CPUs, this API may be used by the hypervisor to + * save power by disabling hardware strands. + */ +#define HV_FAST_CPU_YIELD 0x12 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_cpu_yield(void); +#endif + +/* cpu_qconf() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_CPU_QCONF + * ARG0: queue + * ARG1: base real address + * ARG2: number of entries + * RET0: status + * ERRORS: ENORADDR Invalid base real address + * EINVAL Invalid queue or number of entries is less + * than 2 or too large. + * EBADALIGN Base real address is not correctly aligned + * for size. + * + * Configure the given queue to be placed at the given base real + * address, with the given number of entries. The number of entries + * must be a power of 2. The base real address must be aligned + * exactly to match the queue size. Each queue entry is 64 bytes + * long, so for example a 32 entry queue must be aligned on a 2048 + * byte real address boundary. + * + * The specified queue is unconfigured if the number of entries is given + * as zero. + * + * For the current version of this API service, the argument queue is defined + * as follows: + * + * queue description + * ----- ------------------------- + * 0x3c cpu mondo queue + * 0x3d device mondo queue + * 0x3e resumable error queue + * 0x3f non-resumable error queue + * + * Note: The maximum number of entries for each queue for a specific cpu may + * be determined from the machine description. + */ +#define HV_FAST_CPU_QCONF 0x14 +#define HV_CPU_QUEUE_CPU_MONDO 0x3c +#define HV_CPU_QUEUE_DEVICE_MONDO 0x3d +#define HV_CPU_QUEUE_RES_ERROR 0x3e +#define HV_CPU_QUEUE_NONRES_ERROR 0x3f + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_cpu_qconf(unsigned long type, + unsigned long queue_paddr, + unsigned long num_queue_entries); +#endif + +/* cpu_qinfo() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_CPU_QINFO + * ARG0: queue + * RET0: status + * RET1: base real address + * RET1: number of entries + * ERRORS: EINVAL Invalid queue + * + * Return the configuration info for the given queue. The base real + * address and number of entries of the defined queue are returned. + * The queue argument values are the same as for cpu_qconf() above. + * + * If the specified queue is a valid queue number, but no queue has + * been defined, the number of entries will be set to zero and the + * base real address returned is undefined. + */ +#define HV_FAST_CPU_QINFO 0x15 + +/* cpu_mondo_send() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_CPU_MONDO_SEND + * ARG0-1: CPU list + * ARG2: data real address + * RET0: status + * ERRORS: EBADALIGN Mondo data is not 64-byte aligned or CPU list + * is not 2-byte aligned. + * ENORADDR Invalid data mondo address, or invalid cpu list + * address. + * ENOCPU Invalid cpu in CPU list + * EWOULDBLOCK Some or all of the listed CPUs did not receive + * the mondo + * ECPUERROR One or more of the listed CPUs are in error + * state, use HV_FAST_CPU_STATE to see which ones + * EINVAL CPU list includes caller's CPU ID + * + * Send a mondo interrupt to the CPUs in the given CPU list with the + * 64-bytes at the given data real address. The data must be 64-byte + * aligned. The mondo data will be delivered to the cpu_mondo queues + * of the recipient CPUs. + * + * In all cases, error or not, the CPUs in the CPU list to which the + * mondo has been successfully delivered will be indicated by having + * their entry in CPU list updated with the value 0xffff. + */ +#define HV_FAST_CPU_MONDO_SEND 0x42 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_cpu_mondo_send(unsigned long cpu_count, unsigned long cpu_list_pa, unsigned long mondo_block_pa); +#endif + +/* cpu_myid() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_CPU_MYID + * RET0: status + * RET1: CPU ID + * ERRORS: No errors defined. + * + * Return the hypervisor ID handle for the current CPU. Use by a + * virtual CPU to discover it's own identity. + */ +#define HV_FAST_CPU_MYID 0x16 + +/* cpu_state() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_CPU_STATE + * ARG0: CPU ID + * RET0: status + * RET1: state + * ERRORS: ENOCPU Invalid CPU ID + * + * Retrieve the current state of the CPU with the given CPU ID. + */ +#define HV_FAST_CPU_STATE 0x17 +#define HV_CPU_STATE_STOPPED 0x01 +#define HV_CPU_STATE_RUNNING 0x02 +#define HV_CPU_STATE_ERROR 0x03 + +#ifndef __ASSEMBLY__ +extern long sun4v_cpu_state(unsigned long cpuid); +#endif + +/* cpu_set_rtba() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_CPU_SET_RTBA + * ARG0: RTBA + * RET0: status + * RET1: previous RTBA + * ERRORS: ENORADDR Invalid RTBA real address + * EBADALIGN RTBA is incorrectly aligned for a trap table + * + * Set the real trap base address of the local cpu to the given RTBA. + * The supplied RTBA must be aligned on a 256 byte boundary. Upon + * success the previous value of the RTBA is returned in RET1. + * + * Note: This service does not affect %tba + */ +#define HV_FAST_CPU_SET_RTBA 0x18 + +/* cpu_set_rtba() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_CPU_GET_RTBA + * RET0: status + * RET1: previous RTBA + * ERRORS: No possible error. + * + * Returns the current value of RTBA in RET1. + */ +#define HV_FAST_CPU_GET_RTBA 0x19 + +/* MMU services. + * + * Layout of a TSB description for mmu_tsb_ctx{,non}0() calls. + */ +#ifndef __ASSEMBLY__ +struct hv_tsb_descr { + unsigned short pgsz_idx; + unsigned short assoc; + unsigned int num_ttes; /* in TTEs */ + unsigned int ctx_idx; + unsigned int pgsz_mask; + unsigned long tsb_base; + unsigned long resv; +}; +#endif +#define HV_TSB_DESCR_PGSZ_IDX_OFFSET 0x00 +#define HV_TSB_DESCR_ASSOC_OFFSET 0x02 +#define HV_TSB_DESCR_NUM_TTES_OFFSET 0x04 +#define HV_TSB_DESCR_CTX_IDX_OFFSET 0x08 +#define HV_TSB_DESCR_PGSZ_MASK_OFFSET 0x0c +#define HV_TSB_DESCR_TSB_BASE_OFFSET 0x10 +#define HV_TSB_DESCR_RESV_OFFSET 0x18 + +/* Page size bitmask. */ +#define HV_PGSZ_MASK_8K (1 << 0) +#define HV_PGSZ_MASK_64K (1 << 1) +#define HV_PGSZ_MASK_512K (1 << 2) +#define HV_PGSZ_MASK_4MB (1 << 3) +#define HV_PGSZ_MASK_32MB (1 << 4) +#define HV_PGSZ_MASK_256MB (1 << 5) +#define HV_PGSZ_MASK_2GB (1 << 6) +#define HV_PGSZ_MASK_16GB (1 << 7) + +/* Page size index. The value given in the TSB descriptor must correspond + * to the smallest page size specified in the pgsz_mask page size bitmask. + */ +#define HV_PGSZ_IDX_8K 0 +#define HV_PGSZ_IDX_64K 1 +#define HV_PGSZ_IDX_512K 2 +#define HV_PGSZ_IDX_4MB 3 +#define HV_PGSZ_IDX_32MB 4 +#define HV_PGSZ_IDX_256MB 5 +#define HV_PGSZ_IDX_2GB 6 +#define HV_PGSZ_IDX_16GB 7 + +/* MMU fault status area. + * + * MMU related faults have their status and fault address information + * placed into a memory region made available by privileged code. Each + * virtual processor must make a mmu_fault_area_conf() call to tell the + * hypervisor where that processor's fault status should be stored. + * + * The fault status block is a multiple of 64-bytes and must be aligned + * on a 64-byte boundary. + */ +#ifndef __ASSEMBLY__ +struct hv_fault_status { + unsigned long i_fault_type; + unsigned long i_fault_addr; + unsigned long i_fault_ctx; + unsigned long i_reserved[5]; + unsigned long d_fault_type; + unsigned long d_fault_addr; + unsigned long d_fault_ctx; + unsigned long d_reserved[5]; +}; +#endif +#define HV_FAULT_I_TYPE_OFFSET 0x00 +#define HV_FAULT_I_ADDR_OFFSET 0x08 +#define HV_FAULT_I_CTX_OFFSET 0x10 +#define HV_FAULT_D_TYPE_OFFSET 0x40 +#define HV_FAULT_D_ADDR_OFFSET 0x48 +#define HV_FAULT_D_CTX_OFFSET 0x50 + +#define HV_FAULT_TYPE_FAST_MISS 1 +#define HV_FAULT_TYPE_FAST_PROT 2 +#define HV_FAULT_TYPE_MMU_MISS 3 +#define HV_FAULT_TYPE_INV_RA 4 +#define HV_FAULT_TYPE_PRIV_VIOL 5 +#define HV_FAULT_TYPE_PROT_VIOL 6 +#define HV_FAULT_TYPE_NFO 7 +#define HV_FAULT_TYPE_NFO_SEFF 8 +#define HV_FAULT_TYPE_INV_VA 9 +#define HV_FAULT_TYPE_INV_ASI 10 +#define HV_FAULT_TYPE_NC_ATOMIC 11 +#define HV_FAULT_TYPE_PRIV_ACT 12 +#define HV_FAULT_TYPE_RESV1 13 +#define HV_FAULT_TYPE_UNALIGNED 14 +#define HV_FAULT_TYPE_INV_PGSZ 15 +/* Values 16 --> -2 are reserved. */ +#define HV_FAULT_TYPE_MULTIPLE -1 + +/* Flags argument for mmu_{map,unmap}_addr(), mmu_demap_{page,context,all}(), + * and mmu_{map,unmap}_perm_addr(). + */ +#define HV_MMU_DMMU 0x01 +#define HV_MMU_IMMU 0x02 +#define HV_MMU_ALL (HV_MMU_DMMU | HV_MMU_IMMU) + +/* mmu_map_addr() + * TRAP: HV_MMU_MAP_ADDR_TRAP + * ARG0: virtual address + * ARG1: mmu context + * ARG2: TTE + * ARG3: flags (HV_MMU_{IMMU,DMMU}) + * ERRORS: EINVAL Invalid virtual address, mmu context, or flags + * EBADPGSZ Invalid page size value + * ENORADDR Invalid real address in TTE + * + * Create a non-permanent mapping using the given TTE, virtual + * address, and mmu context. The flags argument determines which + * (data, or instruction, or both) TLB the mapping gets loaded into. + * + * The behavior is undefined if the valid bit is clear in the TTE. + * + * Note: This API call is for privileged code to specify temporary translation + * mappings without the need to create and manage a TSB. + */ + +/* mmu_unmap_addr() + * TRAP: HV_MMU_UNMAP_ADDR_TRAP + * ARG0: virtual address + * ARG1: mmu context + * ARG2: flags (HV_MMU_{IMMU,DMMU}) + * ERRORS: EINVAL Invalid virtual address, mmu context, or flags + * + * Demaps the given virtual address in the given mmu context on this + * CPU. This function is intended to be used to demap pages mapped + * with mmu_map_addr. This service is equivalent to invoking + * mmu_demap_page() with only the current CPU in the CPU list. The + * flags argument determines which (data, or instruction, or both) TLB + * the mapping gets unmapped from. + * + * Attempting to perform an unmap operation for a previously defined + * permanent mapping will have undefined results. + */ + +/* mmu_tsb_ctx0() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MMU_TSB_CTX0 + * ARG0: number of TSB descriptions + * ARG1: TSB descriptions pointer + * RET0: status + * ERRORS: ENORADDR Invalid TSB descriptions pointer or + * TSB base within a descriptor + * EBADALIGN TSB descriptions pointer is not aligned + * to an 8-byte boundary, or TSB base + * within a descriptor is not aligned for + * the given TSB size + * EBADPGSZ Invalid page size in a TSB descriptor + * EBADTSB Invalid associativity or size in a TSB + * descriptor + * EINVAL Invalid number of TSB descriptions, or + * invalid context index in a TSB + * descriptor, or index page size not + * equal to smallest page size in page + * size bitmask field. + * + * Configures the TSBs for the current CPU for virtual addresses with + * context zero. The TSB descriptions pointer is a pointer to an + * array of the given number of TSB descriptions. + * + * Note: The maximum number of TSBs available to a virtual CPU is given by the + * mmu-max-#tsbs property of the cpu's corresponding "cpu" node in the + * machine description. + */ +#define HV_FAST_MMU_TSB_CTX0 0x20 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_mmu_tsb_ctx0(unsigned long num_descriptions, + unsigned long tsb_desc_ra); +#endif + +/* mmu_tsb_ctxnon0() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MMU_TSB_CTXNON0 + * ARG0: number of TSB descriptions + * ARG1: TSB descriptions pointer + * RET0: status + * ERRORS: Same as for mmu_tsb_ctx0() above. + * + * Configures the TSBs for the current CPU for virtual addresses with + * non-zero contexts. The TSB descriptions pointer is a pointer to an + * array of the given number of TSB descriptions. + * + * Note: A maximum of 16 TSBs may be specified in the TSB description list. + */ +#define HV_FAST_MMU_TSB_CTXNON0 0x21 + +/* mmu_demap_page() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MMU_DEMAP_PAGE + * ARG0: reserved, must be zero + * ARG1: reserved, must be zero + * ARG2: virtual address + * ARG3: mmu context + * ARG4: flags (HV_MMU_{IMMU,DMMU}) + * RET0: status + * ERRORS: EINVAL Invalid virutal address, context, or + * flags value + * ENOTSUPPORTED ARG0 or ARG1 is non-zero + * + * Demaps any page mapping of the given virtual address in the given + * mmu context for the current virtual CPU. Any virtually tagged + * caches are guaranteed to be kept consistent. The flags argument + * determines which TLB (instruction, or data, or both) participate in + * the operation. + * + * ARG0 and ARG1 are both reserved and must be set to zero. + */ +#define HV_FAST_MMU_DEMAP_PAGE 0x22 + +/* mmu_demap_ctx() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MMU_DEMAP_CTX + * ARG0: reserved, must be zero + * ARG1: reserved, must be zero + * ARG2: mmu context + * ARG3: flags (HV_MMU_{IMMU,DMMU}) + * RET0: status + * ERRORS: EINVAL Invalid context or flags value + * ENOTSUPPORTED ARG0 or ARG1 is non-zero + * + * Demaps all non-permanent virtual page mappings previously specified + * for the given context for the current virtual CPU. Any virtual + * tagged caches are guaranteed to be kept consistent. The flags + * argument determines which TLB (instruction, or data, or both) + * participate in the operation. + * + * ARG0 and ARG1 are both reserved and must be set to zero. + */ +#define HV_FAST_MMU_DEMAP_CTX 0x23 + +/* mmu_demap_all() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MMU_DEMAP_ALL + * ARG0: reserved, must be zero + * ARG1: reserved, must be zero + * ARG2: flags (HV_MMU_{IMMU,DMMU}) + * RET0: status + * ERRORS: EINVAL Invalid flags value + * ENOTSUPPORTED ARG0 or ARG1 is non-zero + * + * Demaps all non-permanent virtual page mappings previously specified + * for the current virtual CPU. Any virtual tagged caches are + * guaranteed to be kept consistent. The flags argument determines + * which TLB (instruction, or data, or both) participate in the + * operation. + * + * ARG0 and ARG1 are both reserved and must be set to zero. + */ +#define HV_FAST_MMU_DEMAP_ALL 0x24 + +#ifndef __ASSEMBLY__ +extern void sun4v_mmu_demap_all(void); +#endif + +/* mmu_map_perm_addr() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MMU_MAP_PERM_ADDR + * ARG0: virtual address + * ARG1: reserved, must be zero + * ARG2: TTE + * ARG3: flags (HV_MMU_{IMMU,DMMU}) + * RET0: status + * ERRORS: EINVAL Invalid virutal address or flags value + * EBADPGSZ Invalid page size value + * ENORADDR Invalid real address in TTE + * ETOOMANY Too many mappings (max of 8 reached) + * + * Create a permanent mapping using the given TTE and virtual address + * for context 0 on the calling virtual CPU. A maximum of 8 such + * permanent mappings may be specified by privileged code. Mappings + * may be removed with mmu_unmap_perm_addr(). + * + * The behavior is undefined if a TTE with the valid bit clear is given. + * + * Note: This call is used to specify address space mappings for which + * privileged code does not expect to receive misses. For example, + * this mechanism can be used to map kernel nucleus code and data. + */ +#define HV_FAST_MMU_MAP_PERM_ADDR 0x25 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_mmu_map_perm_addr(unsigned long vaddr, + unsigned long set_to_zero, + unsigned long tte, + unsigned long flags); +#endif + +/* mmu_fault_area_conf() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MMU_FAULT_AREA_CONF + * ARG0: real address + * RET0: status + * RET1: previous mmu fault area real address + * ERRORS: ENORADDR Invalid real address + * EBADALIGN Invalid alignment for fault area + * + * Configure the MMU fault status area for the calling CPU. A 64-byte + * aligned real address specifies where MMU fault status information + * is placed. The return value is the previously specified area, or 0 + * for the first invocation. Specifying a fault area at real address + * 0 is not allowed. + */ +#define HV_FAST_MMU_FAULT_AREA_CONF 0x26 + +/* mmu_enable() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MMU_ENABLE + * ARG0: enable flag + * ARG1: return target address + * RET0: status + * ERRORS: ENORADDR Invalid real address when disabling + * translation. + * EBADALIGN The return target address is not + * aligned to an instruction. + * EINVAL The enable flag request the current + * operating mode (e.g. disable if already + * disabled) + * + * Enable or disable virtual address translation for the calling CPU + * within the virtual machine domain. If the enable flag is zero, + * translation is disabled, any non-zero value will enable + * translation. + * + * When this function returns, the newly selected translation mode + * will be active. If the mmu is being enabled, then the return + * target address is a virtual address else it is a real address. + * + * Upon successful completion, control will be returned to the given + * return target address (ie. the cpu will jump to that address). On + * failure, the previous mmu mode remains and the trap simply returns + * as normal with the appropriate error code in RET0. + */ +#define HV_FAST_MMU_ENABLE 0x27 + +/* mmu_unmap_perm_addr() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MMU_UNMAP_PERM_ADDR + * ARG0: virtual address + * ARG1: reserved, must be zero + * ARG2: flags (HV_MMU_{IMMU,DMMU}) + * RET0: status + * ERRORS: EINVAL Invalid virutal address or flags value + * ENOMAP Specified mapping was not found + * + * Demaps any permanent page mapping (established via + * mmu_map_perm_addr()) at the given virtual address for context 0 on + * the current virtual CPU. Any virtual tagged caches are guaranteed + * to be kept consistent. + */ +#define HV_FAST_MMU_UNMAP_PERM_ADDR 0x28 + +/* mmu_tsb_ctx0_info() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MMU_TSB_CTX0_INFO + * ARG0: max TSBs + * ARG1: buffer pointer + * RET0: status + * RET1: number of TSBs + * ERRORS: EINVAL Supplied buffer is too small + * EBADALIGN The buffer pointer is badly aligned + * ENORADDR Invalid real address for buffer pointer + * + * Return the TSB configuration as previous defined by mmu_tsb_ctx0() + * into the provided buffer. The size of the buffer is given in ARG1 + * in terms of the number of TSB description entries. + * + * Upon return, RET1 always contains the number of TSB descriptions + * previously configured. If zero TSBs were configured, EOK is + * returned with RET1 containing 0. + */ +#define HV_FAST_MMU_TSB_CTX0_INFO 0x29 + +/* mmu_tsb_ctxnon0_info() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MMU_TSB_CTXNON0_INFO + * ARG0: max TSBs + * ARG1: buffer pointer + * RET0: status + * RET1: number of TSBs + * ERRORS: EINVAL Supplied buffer is too small + * EBADALIGN The buffer pointer is badly aligned + * ENORADDR Invalid real address for buffer pointer + * + * Return the TSB configuration as previous defined by + * mmu_tsb_ctxnon0() into the provided buffer. The size of the buffer + * is given in ARG1 in terms of the number of TSB description entries. + * + * Upon return, RET1 always contains the number of TSB descriptions + * previously configured. If zero TSBs were configured, EOK is + * returned with RET1 containing 0. + */ +#define HV_FAST_MMU_TSB_CTXNON0_INFO 0x2a + +/* mmu_fault_area_info() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MMU_FAULT_AREA_INFO + * RET0: status + * RET1: fault area real address + * ERRORS: No errors defined. + * + * Return the currently defined MMU fault status area for the current + * CPU. The real address of the fault status area is returned in + * RET1, or 0 is returned in RET1 if no fault status area is defined. + * + * Note: mmu_fault_area_conf() may be called with the return value (RET1) + * from this service if there is a need to save and restore the fault + * area for a cpu. + */ +#define HV_FAST_MMU_FAULT_AREA_INFO 0x2b + +/* Cache and Memory services. */ + +/* mem_scrub() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MEM_SCRUB + * ARG0: real address + * ARG1: length + * RET0: status + * RET1: length scrubbed + * ERRORS: ENORADDR Invalid real address + * EBADALIGN Start address or length are not correctly + * aligned + * EINVAL Length is zero + * + * Zero the memory contents in the range real address to real address + * plus length minus 1. Also, valid ECC will be generated for that + * memory address range. Scrubbing is started at the given real + * address, but may not scrub the entire given length. The actual + * length scrubbed will be returned in RET1. + * + * The real address and length must be aligned on an 8K boundary, or + * contain the start address and length from a sun4v error report. + * + * Note: There are two uses for this function. The first use is to block clear + * and initialize memory and the second is to scrub an u ncorrectable + * error reported via a resumable or non-resumable trap. The second + * use requires the arguments to be equal to the real address and length + * provided in a sun4v memory error report. + */ +#define HV_FAST_MEM_SCRUB 0x31 + +/* mem_sync() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MEM_SYNC + * ARG0: real address + * ARG1: length + * RET0: status + * RET1: length synced + * ERRORS: ENORADDR Invalid real address + * EBADALIGN Start address or length are not correctly + * aligned + * EINVAL Length is zero + * + * Force the next access within the real address to real address plus + * length minus 1 to be fetches from main system memory. Less than + * the given length may be synced, the actual amount synced is + * returned in RET1. The real address and length must be aligned on + * an 8K boundary. + */ +#define HV_FAST_MEM_SYNC 0x32 + +/* Time of day services. + * + * The hypervisor maintains the time of day on a per-domain basis. + * Changing the time of day in one domain does not affect the time of + * day on any other domain. + * + * Time is described by a single unsigned 64-bit word which is the + * number of seconds since the UNIX Epoch (00:00:00 UTC, January 1, + * 1970). + */ + +/* tod_get() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_TOD_GET + * RET0: status + * RET1: TOD + * ERRORS: EWOULDBLOCK TOD resource is temporarily unavailable + * ENOTSUPPORTED If TOD not supported on this platform + * + * Return the current time of day. May block if TOD access is + * temporarily not possible. + */ +#define HV_FAST_TOD_GET 0x50 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_tod_get(unsigned long *time); +#endif + +/* tod_set() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_TOD_SET + * ARG0: TOD + * RET0: status + * ERRORS: EWOULDBLOCK TOD resource is temporarily unavailable + * ENOTSUPPORTED If TOD not supported on this platform + * + * The current time of day is set to the value specified in ARG0. May + * block if TOD access is temporarily not possible. + */ +#define HV_FAST_TOD_SET 0x51 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_tod_set(unsigned long time); +#endif + +/* Console services */ + +/* con_getchar() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_CONS_GETCHAR + * RET0: status + * RET1: character + * ERRORS: EWOULDBLOCK No character available. + * + * Returns a character from the console device. If no character is + * available then an EWOULDBLOCK error is returned. If a character is + * available, then the returned status is EOK and the character value + * is in RET1. + * + * A virtual BREAK is represented by the 64-bit value -1. + * + * A virtual HUP signal is represented by the 64-bit value -2. + */ +#define HV_FAST_CONS_GETCHAR 0x60 + +/* con_putchar() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_CONS_PUTCHAR + * ARG0: character + * RET0: status + * ERRORS: EINVAL Illegal character + * EWOULDBLOCK Output buffer currently full, would block + * + * Send a character to the console device. Only character values + * between 0 and 255 may be used. Values outside this range are + * invalid except for the 64-bit value -1 which is used to send a + * virtual BREAK. + */ +#define HV_FAST_CONS_PUTCHAR 0x61 + +/* con_read() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_CONS_READ + * ARG0: buffer real address + * ARG1: buffer size in bytes + * RET0: status + * RET1: bytes read or BREAK or HUP + * ERRORS: EWOULDBLOCK No character available. + * + * Reads characters into a buffer from the console device. If no + * character is available then an EWOULDBLOCK error is returned. + * If a character is available, then the returned status is EOK + * and the number of bytes read into the given buffer is provided + * in RET1. + * + * A virtual BREAK is represented by the 64-bit RET1 value -1. + * + * A virtual HUP signal is represented by the 64-bit RET1 value -2. + * + * If BREAK or HUP are indicated, no bytes were read into buffer. + */ +#define HV_FAST_CONS_READ 0x62 + +/* con_write() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_CONS_WRITE + * ARG0: buffer real address + * ARG1: buffer size in bytes + * RET0: status + * RET1: bytes written + * ERRORS: EWOULDBLOCK Output buffer currently full, would block + * + * Send a characters in buffer to the console device. Breaks must be + * sent using con_putchar(). + */ +#define HV_FAST_CONS_WRITE 0x63 + +#ifndef __ASSEMBLY__ +extern long sun4v_con_getchar(long *status); +extern long sun4v_con_putchar(long c); +extern long sun4v_con_read(unsigned long buffer, + unsigned long size, + unsigned long *bytes_read); +extern unsigned long sun4v_con_write(unsigned long buffer, + unsigned long size, + unsigned long *bytes_written); +#endif + +/* mach_set_soft_state() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MACH_SET_SOFT_STATE + * ARG0: software state + * ARG1: software state description pointer + * RET0: status + * ERRORS: EINVAL software state not valid or software state + * description is not NULL terminated + * ENORADDR software state description pointer is not a + * valid real address + * EBADALIGNED software state description is not correctly + * aligned + * + * This allows the guest to report it's soft state to the hypervisor. There + * are two primary components to this state. The first part states whether + * the guest software is running or not. The second containts optional + * details specific to the software. + * + * The software state argument is defined below in HV_SOFT_STATE_*, and + * indicates whether the guest is operating normally or in a transitional + * state. + * + * The software state description argument is a real address of a data buffer + * of size 32-bytes aligned on a 32-byte boundary. It is treated as a NULL + * terminated 7-bit ASCII string of up to 31 characters not including the + * NULL termination. + */ +#define HV_FAST_MACH_SET_SOFT_STATE 0x70 +#define HV_SOFT_STATE_NORMAL 0x01 +#define HV_SOFT_STATE_TRANSITION 0x02 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_mach_set_soft_state(unsigned long soft_state, + unsigned long msg_string_ra); +#endif + +/* mach_get_soft_state() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MACH_GET_SOFT_STATE + * ARG0: software state description pointer + * RET0: status + * RET1: software state + * ERRORS: ENORADDR software state description pointer is not a + * valid real address + * EBADALIGNED software state description is not correctly + * aligned + * + * Retrieve the current value of the guest's software state. The rules + * for the software state pointer are the same as for mach_set_soft_state() + * above. + */ +#define HV_FAST_MACH_GET_SOFT_STATE 0x71 + +/* svc_send() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_SVC_SEND + * ARG0: service ID + * ARG1: buffer real address + * ARG2: buffer size + * RET0: STATUS + * RET1: sent_bytes + * + * Be careful, all output registers are clobbered by this operation, + * so for example it is not possible to save away a value in %o4 + * across the trap. + */ +#define HV_FAST_SVC_SEND 0x80 + +/* svc_recv() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_SVC_RECV + * ARG0: service ID + * ARG1: buffer real address + * ARG2: buffer size + * RET0: STATUS + * RET1: recv_bytes + * + * Be careful, all output registers are clobbered by this operation, + * so for example it is not possible to save away a value in %o4 + * across the trap. + */ +#define HV_FAST_SVC_RECV 0x81 + +/* svc_getstatus() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_SVC_GETSTATUS + * ARG0: service ID + * RET0: STATUS + * RET1: status bits + */ +#define HV_FAST_SVC_GETSTATUS 0x82 + +/* svc_setstatus() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_SVC_SETSTATUS + * ARG0: service ID + * ARG1: bits to set + * RET0: STATUS + */ +#define HV_FAST_SVC_SETSTATUS 0x83 + +/* svc_clrstatus() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_SVC_CLRSTATUS + * ARG0: service ID + * ARG1: bits to clear + * RET0: STATUS + */ +#define HV_FAST_SVC_CLRSTATUS 0x84 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_svc_send(unsigned long svc_id, + unsigned long buffer, + unsigned long buffer_size, + unsigned long *sent_bytes); +extern unsigned long sun4v_svc_recv(unsigned long svc_id, + unsigned long buffer, + unsigned long buffer_size, + unsigned long *recv_bytes); +extern unsigned long sun4v_svc_getstatus(unsigned long svc_id, + unsigned long *status_bits); +extern unsigned long sun4v_svc_setstatus(unsigned long svc_id, + unsigned long status_bits); +extern unsigned long sun4v_svc_clrstatus(unsigned long svc_id, + unsigned long status_bits); +#endif + +/* Trap trace services. + * + * The hypervisor provides a trap tracing capability for privileged + * code running on each virtual CPU. Privileged code provides a + * round-robin trap trace queue within which the hypervisor writes + * 64-byte entries detailing hyperprivileged traps taken n behalf of + * privileged code. This is provided as a debugging capability for + * privileged code. + * + * The trap trace control structure is 64-bytes long and placed at the + * start (offset 0) of the trap trace buffer, and is described as + * follows: + */ +#ifndef __ASSEMBLY__ +struct hv_trap_trace_control { + unsigned long head_offset; + unsigned long tail_offset; + unsigned long __reserved[0x30 / sizeof(unsigned long)]; +}; +#endif +#define HV_TRAP_TRACE_CTRL_HEAD_OFFSET 0x00 +#define HV_TRAP_TRACE_CTRL_TAIL_OFFSET 0x08 + +/* The head offset is the offset of the most recently completed entry + * in the trap-trace buffer. The tail offset is the offset of the + * next entry to be written. The control structure is owned and + * modified by the hypervisor. A guest may not modify the control + * structure contents. Attempts to do so will result in undefined + * behavior for the guest. + * + * Each trap trace buffer entry is layed out as follows: + */ +#ifndef __ASSEMBLY__ +struct hv_trap_trace_entry { + unsigned char type; /* Hypervisor or guest entry? */ + unsigned char hpstate; /* Hyper-privileged state */ + unsigned char tl; /* Trap level */ + unsigned char gl; /* Global register level */ + unsigned short tt; /* Trap type */ + unsigned short tag; /* Extended trap identifier */ + unsigned long tstate; /* Trap state */ + unsigned long tick; /* Tick */ + unsigned long tpc; /* Trap PC */ + unsigned long f1; /* Entry specific */ + unsigned long f2; /* Entry specific */ + unsigned long f3; /* Entry specific */ + unsigned long f4; /* Entry specific */ +}; +#endif +#define HV_TRAP_TRACE_ENTRY_TYPE 0x00 +#define HV_TRAP_TRACE_ENTRY_HPSTATE 0x01 +#define HV_TRAP_TRACE_ENTRY_TL 0x02 +#define HV_TRAP_TRACE_ENTRY_GL 0x03 +#define HV_TRAP_TRACE_ENTRY_TT 0x04 +#define HV_TRAP_TRACE_ENTRY_TAG 0x06 +#define HV_TRAP_TRACE_ENTRY_TSTATE 0x08 +#define HV_TRAP_TRACE_ENTRY_TICK 0x10 +#define HV_TRAP_TRACE_ENTRY_TPC 0x18 +#define HV_TRAP_TRACE_ENTRY_F1 0x20 +#define HV_TRAP_TRACE_ENTRY_F2 0x28 +#define HV_TRAP_TRACE_ENTRY_F3 0x30 +#define HV_TRAP_TRACE_ENTRY_F4 0x38 + +/* The type field is encoded as follows. */ +#define HV_TRAP_TYPE_UNDEF 0x00 /* Entry content undefined */ +#define HV_TRAP_TYPE_HV 0x01 /* Hypervisor trap entry */ +#define HV_TRAP_TYPE_GUEST 0xff /* Added via ttrace_addentry() */ + +/* ttrace_buf_conf() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_TTRACE_BUF_CONF + * ARG0: real address + * ARG1: number of entries + * RET0: status + * RET1: number of entries + * ERRORS: ENORADDR Invalid real address + * EINVAL Size is too small + * EBADALIGN Real address not aligned on 64-byte boundary + * + * Requests hypervisor trap tracing and declares a virtual CPU's trap + * trace buffer to the hypervisor. The real address supplies the real + * base address of the trap trace queue and must be 64-byte aligned. + * Specifying a value of 0 for the number of entries disables trap + * tracing for the calling virtual CPU. The buffer allocated must be + * sized for a power of two number of 64-byte trap trace entries plus + * an initial 64-byte control structure. + * + * This may be invoked any number of times so that a virtual CPU may + * relocate a trap trace buffer or create "snapshots" of information. + * + * If the real address is illegal or badly aligned, then trap tracing + * is disabled and an error is returned. + * + * Upon failure with EINVAL, this service call returns in RET1 the + * minimum number of buffer entries required. Upon other failures + * RET1 is undefined. + */ +#define HV_FAST_TTRACE_BUF_CONF 0x90 + +/* ttrace_buf_info() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_TTRACE_BUF_INFO + * RET0: status + * RET1: real address + * RET2: size + * ERRORS: None defined. + * + * Returns the size and location of the previously declared trap-trace + * buffer. In the event that no buffer was previously defined, or the + * buffer is disabled, this call will return a size of zero bytes. + */ +#define HV_FAST_TTRACE_BUF_INFO 0x91 + +/* ttrace_enable() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_TTRACE_ENABLE + * ARG0: enable + * RET0: status + * RET1: previous enable state + * ERRORS: EINVAL No trap trace buffer currently defined + * + * Enable or disable trap tracing, and return the previous enabled + * state in RET1. Future systems may define various flags for the + * enable argument (ARG0), for the moment a guest should pass + * "(uint64_t) -1" to enable, and "(uint64_t) 0" to disable all + * tracing - which will ensure future compatability. + */ +#define HV_FAST_TTRACE_ENABLE 0x92 + +/* ttrace_freeze() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_TTRACE_FREEZE + * ARG0: freeze + * RET0: status + * RET1: previous freeze state + * ERRORS: EINVAL No trap trace buffer currently defined + * + * Freeze or unfreeze trap tracing, returning the previous freeze + * state in RET1. A guest should pass a non-zero value to freeze and + * a zero value to unfreeze all tracing. The returned previous state + * is 0 for not frozen and 1 for frozen. + */ +#define HV_FAST_TTRACE_FREEZE 0x93 + +/* ttrace_addentry() + * TRAP: HV_TTRACE_ADDENTRY_TRAP + * ARG0: tag (16-bits) + * ARG1: data word 0 + * ARG2: data word 1 + * ARG3: data word 2 + * ARG4: data word 3 + * RET0: status + * ERRORS: EINVAL No trap trace buffer currently defined + * + * Add an entry to the trap trace buffer. Upon return only ARG0/RET0 + * is modified - none of the other registers holding arguments are + * volatile across this hypervisor service. + */ + +/* Core dump services. + * + * Since the hypervisor viraulizes and thus obscures a lot of the + * physical machine layout and state, traditional OS crash dumps can + * be difficult to diagnose especially when the problem is a + * configuration error of some sort. + * + * The dump services provide an opaque buffer into which the + * hypervisor can place it's internal state in order to assist in + * debugging such situations. The contents are opaque and extremely + * platform and hypervisor implementation specific. The guest, during + * a core dump, requests that the hypervisor update any information in + * the dump buffer in preparation to being dumped as part of the + * domain's memory image. + */ + +/* dump_buf_update() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_DUMP_BUF_UPDATE + * ARG0: real address + * ARG1: size + * RET0: status + * RET1: required size of dump buffer + * ERRORS: ENORADDR Invalid real address + * EBADALIGN Real address is not aligned on a 64-byte + * boundary + * EINVAL Size is non-zero but less than minimum size + * required + * ENOTSUPPORTED Operation not supported on current logical + * domain + * + * Declare a domain dump buffer to the hypervisor. The real address + * provided for the domain dump buffer must be 64-byte aligned. The + * size specifies the size of the dump buffer and may be larger than + * the minimum size specified in the machine description. The + * hypervisor will fill the dump buffer with opaque data. + * + * Note: A guest may elect to include dump buffer contents as part of a crash + * dump to assist with debugging. This function may be called any number + * of times so that a guest may relocate a dump buffer, or create + * "snapshots" of any dump-buffer information. Each call to + * dump_buf_update() atomically declares the new dump buffer to the + * hypervisor. + * + * A specified size of 0 unconfigures the dump buffer. If the real + * address is illegal or badly aligned, then any currently active dump + * buffer is disabled and an error is returned. + * + * In the event that the call fails with EINVAL, RET1 contains the + * minimum size requires by the hypervisor for a valid dump buffer. + */ +#define HV_FAST_DUMP_BUF_UPDATE 0x94 + +/* dump_buf_info() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_DUMP_BUF_INFO + * RET0: status + * RET1: real address of current dump buffer + * RET2: size of current dump buffer + * ERRORS: No errors defined. + * + * Return the currently configures dump buffer description. A + * returned size of 0 bytes indicates an undefined dump buffer. In + * this case the return address in RET1 is undefined. + */ +#define HV_FAST_DUMP_BUF_INFO 0x95 + +/* Device interrupt services. + * + * Device interrupts are allocated to system bus bridges by the hypervisor, + * and described to OBP in the machine description. OBP then describes + * these interrupts to the OS via properties in the device tree. + * + * Terminology: + * + * cpuid Unique opaque value which represents a target cpu. + * + * devhandle Device handle. It uniquely identifies a device, and + * consistes of the lower 28-bits of the hi-cell of the + * first entry of the device's "reg" property in the + * OBP device tree. + * + * devino Device interrupt number. Specifies the relative + * interrupt number within the device. The unique + * combination of devhandle and devino are used to + * identify a specific device interrupt. + * + * Note: The devino value is the same as the values in the + * "interrupts" property or "interrupt-map" property + * in the OBP device tree for that device. + * + * sysino System interrupt number. A 64-bit unsigned interger + * representing a unique interrupt within a virtual + * machine. + * + * intr_state A flag representing the interrupt state for a given + * sysino. The state values are defined below. + * + * intr_enabled A flag representing the 'enabled' state for a given + * sysino. The enable values are defined below. + */ + +#define HV_INTR_STATE_IDLE 0 /* Nothing pending */ +#define HV_INTR_STATE_RECEIVED 1 /* Interrupt received by hardware */ +#define HV_INTR_STATE_DELIVERED 2 /* Interrupt delivered to queue */ + +#define HV_INTR_DISABLED 0 /* sysino not enabled */ +#define HV_INTR_ENABLED 1 /* sysino enabled */ + +/* intr_devino_to_sysino() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_INTR_DEVINO2SYSINO + * ARG0: devhandle + * ARG1: devino + * RET0: status + * RET1: sysino + * ERRORS: EINVAL Invalid devhandle/devino + * + * Converts a device specific interrupt number of the given + * devhandle/devino into a system specific ino (sysino). + */ +#define HV_FAST_INTR_DEVINO2SYSINO 0xa0 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_devino_to_sysino(unsigned long devhandle, + unsigned long devino); +#endif + +/* intr_getenabled() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_INTR_GETENABLED + * ARG0: sysino + * RET0: status + * RET1: intr_enabled (HV_INTR_{DISABLED,ENABLED}) + * ERRORS: EINVAL Invalid sysino + * + * Returns interrupt enabled state in RET1 for the interrupt defined + * by the given sysino. + */ +#define HV_FAST_INTR_GETENABLED 0xa1 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_intr_getenabled(unsigned long sysino); +#endif + +/* intr_setenabled() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_INTR_SETENABLED + * ARG0: sysino + * ARG1: intr_enabled (HV_INTR_{DISABLED,ENABLED}) + * RET0: status + * ERRORS: EINVAL Invalid sysino or intr_enabled value + * + * Set the 'enabled' state of the interrupt sysino. + */ +#define HV_FAST_INTR_SETENABLED 0xa2 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_intr_setenabled(unsigned long sysino, unsigned long intr_enabled); +#endif + +/* intr_getstate() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_INTR_GETSTATE + * ARG0: sysino + * RET0: status + * RET1: intr_state (HV_INTR_STATE_*) + * ERRORS: EINVAL Invalid sysino + * + * Returns current state of the interrupt defined by the given sysino. + */ +#define HV_FAST_INTR_GETSTATE 0xa3 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_intr_getstate(unsigned long sysino); +#endif + +/* intr_setstate() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_INTR_SETSTATE + * ARG0: sysino + * ARG1: intr_state (HV_INTR_STATE_*) + * RET0: status + * ERRORS: EINVAL Invalid sysino or intr_state value + * + * Sets the current state of the interrupt described by the given sysino + * value. + * + * Note: Setting the state to HV_INTR_STATE_IDLE clears any pending + * interrupt for sysino. + */ +#define HV_FAST_INTR_SETSTATE 0xa4 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_intr_setstate(unsigned long sysino, unsigned long intr_state); +#endif + +/* intr_gettarget() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_INTR_GETTARGET + * ARG0: sysino + * RET0: status + * RET1: cpuid + * ERRORS: EINVAL Invalid sysino + * + * Returns CPU that is the current target of the interrupt defined by + * the given sysino. The CPU value returned is undefined if the target + * has not been set via intr_settarget(). + */ +#define HV_FAST_INTR_GETTARGET 0xa5 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_intr_gettarget(unsigned long sysino); +#endif + +/* intr_settarget() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_INTR_SETTARGET + * ARG0: sysino + * ARG1: cpuid + * RET0: status + * ERRORS: EINVAL Invalid sysino + * ENOCPU Invalid cpuid + * + * Set the target CPU for the interrupt defined by the given sysino. + */ +#define HV_FAST_INTR_SETTARGET 0xa6 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_intr_settarget(unsigned long sysino, unsigned long cpuid); +#endif + +/* vintr_get_cookie() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_GET_COOKIE + * ARG0: device handle + * ARG1: device ino + * RET0: status + * RET1: cookie + */ +#define HV_FAST_VINTR_GET_COOKIE 0xa7 + +/* vintr_set_cookie() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_SET_COOKIE + * ARG0: device handle + * ARG1: device ino + * ARG2: cookie + * RET0: status + */ +#define HV_FAST_VINTR_SET_COOKIE 0xa8 + +/* vintr_get_valid() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_GET_VALID + * ARG0: device handle + * ARG1: device ino + * RET0: status + * RET1: valid state + */ +#define HV_FAST_VINTR_GET_VALID 0xa9 + +/* vintr_set_valid() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_SET_VALID + * ARG0: device handle + * ARG1: device ino + * ARG2: valid state + * RET0: status + */ +#define HV_FAST_VINTR_SET_VALID 0xaa + +/* vintr_get_state() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_GET_STATE + * ARG0: device handle + * ARG1: device ino + * RET0: status + * RET1: state + */ +#define HV_FAST_VINTR_GET_STATE 0xab + +/* vintr_set_state() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_SET_STATE + * ARG0: device handle + * ARG1: device ino + * ARG2: state + * RET0: status + */ +#define HV_FAST_VINTR_SET_STATE 0xac + +/* vintr_get_target() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_GET_TARGET + * ARG0: device handle + * ARG1: device ino + * RET0: status + * RET1: cpuid + */ +#define HV_FAST_VINTR_GET_TARGET 0xad + +/* vintr_set_target() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_SET_TARGET + * ARG0: device handle + * ARG1: device ino + * ARG2: cpuid + * RET0: status + */ +#define HV_FAST_VINTR_SET_TARGET 0xae + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_vintr_get_cookie(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long *cookie); +extern unsigned long sun4v_vintr_set_cookie(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long cookie); +extern unsigned long sun4v_vintr_get_valid(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long *valid); +extern unsigned long sun4v_vintr_set_valid(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long valid); +extern unsigned long sun4v_vintr_get_state(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long *state); +extern unsigned long sun4v_vintr_set_state(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long state); +extern unsigned long sun4v_vintr_get_target(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long *cpuid); +extern unsigned long sun4v_vintr_set_target(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long cpuid); +#endif + +/* PCI IO services. + * + * See the terminology descriptions in the device interrupt services + * section above as those apply here too. Here are terminology + * definitions specific to these PCI IO services: + * + * tsbnum TSB number. Indentifies which io-tsb is used. + * For this version of the specification, tsbnum + * must be zero. + * + * tsbindex TSB index. Identifies which entry in the TSB + * is used. The first entry is zero. + * + * tsbid A 64-bit aligned data structure which contains + * a tsbnum and a tsbindex. Bits 63:32 contain the + * tsbnum and bits 31:00 contain the tsbindex. + * + * Use the HV_PCI_TSBID() macro to construct such + * values. + * + * io_attributes IO attributes for IOMMU mappings. One of more + * of the attritbute bits are stores in a 64-bit + * value. The values are defined below. + * + * r_addr 64-bit real address + * + * pci_device PCI device address. A PCI device address identifies + * a specific device on a specific PCI bus segment. + * A PCI device address ia a 32-bit unsigned integer + * with the following format: + * + * 00000000.bbbbbbbb.dddddfff.00000000 + * + * Use the HV_PCI_DEVICE_BUILD() macro to construct + * such values. + * + * pci_config_offset + * PCI configureation space offset. For conventional + * PCI a value between 0 and 255. For extended + * configuration space, a value between 0 and 4095. + * + * Note: For PCI configuration space accesses, the offset + * must be aligned to the access size. + * + * error_flag A return value which specifies if the action succeeded + * or failed. 0 means no error, non-0 means some error + * occurred while performing the service. + * + * io_sync_direction + * Direction definition for pci_dma_sync(), defined + * below in HV_PCI_SYNC_*. + * + * io_page_list A list of io_page_addresses, an io_page_address is + * a real address. + * + * io_page_list_p A pointer to an io_page_list. + * + * "size based byte swap" - Some functions do size based byte swapping + * which allows sw to access pointers and + * counters in native form when the processor + * operates in a different endianness than the + * IO bus. Size-based byte swapping converts a + * multi-byte field between big-endian and + * little-endian format. + */ + +#define HV_PCI_MAP_ATTR_READ 0x01 +#define HV_PCI_MAP_ATTR_WRITE 0x02 + +#define HV_PCI_DEVICE_BUILD(b,d,f) \ + ((((b) & 0xff) << 16) | \ + (((d) & 0x1f) << 11) | \ + (((f) & 0x07) << 8)) + +#define HV_PCI_TSBID(__tsb_num, __tsb_index) \ + ((((u64)(__tsb_num)) << 32UL) | ((u64)(__tsb_index))) + +#define HV_PCI_SYNC_FOR_DEVICE 0x01 +#define HV_PCI_SYNC_FOR_CPU 0x02 + +/* pci_iommu_map() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_IOMMU_MAP + * ARG0: devhandle + * ARG1: tsbid + * ARG2: #ttes + * ARG3: io_attributes + * ARG4: io_page_list_p + * RET0: status + * RET1: #ttes mapped + * ERRORS: EINVAL Invalid devhandle/tsbnum/tsbindex/io_attributes + * EBADALIGN Improperly aligned real address + * ENORADDR Invalid real address + * + * Create IOMMU mappings in the sun4v device defined by the given + * devhandle. The mappings are created in the TSB defined by the + * tsbnum component of the given tsbid. The first mapping is created + * in the TSB i ndex defined by the tsbindex component of the given tsbid. + * The call creates up to #ttes mappings, the first one at tsbnum, tsbindex, + * the second at tsbnum, tsbindex + 1, etc. + * + * All mappings are created with the attributes defined by the io_attributes + * argument. The page mapping addresses are described in the io_page_list + * defined by the given io_page_list_p, which is a pointer to the io_page_list. + * The first entry in the io_page_list is the address for the first iotte, the + * 2nd for the 2nd iotte, and so on. + * + * Each io_page_address in the io_page_list must be appropriately aligned. + * #ttes must be greater than zero. For this version of the spec, the tsbnum + * component of the given tsbid must be zero. + * + * Returns the actual number of mappings creates, which may be less than + * or equal to the argument #ttes. If the function returns a value which + * is less than the #ttes, the caller may continus to call the function with + * an updated tsbid, #ttes, io_page_list_p arguments until all pages are + * mapped. + * + * Note: This function does not imply an iotte cache flush. The guest must + * demap an entry before re-mapping it. + */ +#define HV_FAST_PCI_IOMMU_MAP 0xb0 + +/* pci_iommu_demap() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_IOMMU_DEMAP + * ARG0: devhandle + * ARG1: tsbid + * ARG2: #ttes + * RET0: status + * RET1: #ttes demapped + * ERRORS: EINVAL Invalid devhandle/tsbnum/tsbindex + * + * Demap and flush IOMMU mappings in the device defined by the given + * devhandle. Demaps up to #ttes entries in the TSB defined by the tsbnum + * component of the given tsbid, starting at the TSB index defined by the + * tsbindex component of the given tsbid. + * + * For this version of the spec, the tsbnum of the given tsbid must be zero. + * #ttes must be greater than zero. + * + * Returns the actual number of ttes demapped, which may be less than or equal + * to the argument #ttes. If #ttes demapped is less than #ttes, the caller + * may continue to call this function with updated tsbid and #ttes arguments + * until all pages are demapped. + * + * Note: Entries do not have to be mapped to be demapped. A demap of an + * unmapped page will flush the entry from the tte cache. + */ +#define HV_FAST_PCI_IOMMU_DEMAP 0xb1 + +/* pci_iommu_getmap() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_IOMMU_GETMAP + * ARG0: devhandle + * ARG1: tsbid + * RET0: status + * RET1: io_attributes + * RET2: real address + * ERRORS: EINVAL Invalid devhandle/tsbnum/tsbindex + * ENOMAP Mapping is not valid, no translation exists + * + * Read and return the mapping in the device described by the given devhandle + * and tsbid. If successful, the io_attributes shall be returned in RET1 + * and the page address of the mapping shall be returned in RET2. + * + * For this version of the spec, the tsbnum component of the given tsbid + * must be zero. + */ +#define HV_FAST_PCI_IOMMU_GETMAP 0xb2 + +/* pci_iommu_getbypass() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_IOMMU_GETBYPASS + * ARG0: devhandle + * ARG1: real address + * ARG2: io_attributes + * RET0: status + * RET1: io_addr + * ERRORS: EINVAL Invalid devhandle/io_attributes + * ENORADDR Invalid real address + * ENOTSUPPORTED Function not supported in this implementation. + * + * Create a "special" mapping in the device described by the given devhandle, + * for the given real address and attributes. Return the IO address in RET1 + * if successful. + */ +#define HV_FAST_PCI_IOMMU_GETBYPASS 0xb3 + +/* pci_config_get() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_CONFIG_GET + * ARG0: devhandle + * ARG1: pci_device + * ARG2: pci_config_offset + * ARG3: size + * RET0: status + * RET1: error_flag + * RET2: data + * ERRORS: EINVAL Invalid devhandle/pci_device/offset/size + * EBADALIGN pci_config_offset not size aligned + * ENOACCESS Access to this offset is not permitted + * + * Read PCI configuration space for the adapter described by the given + * devhandle. Read size (1, 2, or 4) bytes of data from the given + * pci_device, at pci_config_offset from the beginning of the device's + * configuration space. If there was no error, RET1 is set to zero and + * RET2 is set to the data read. Insignificant bits in RET2 are not + * guarenteed to have any specific value and therefore must be ignored. + * + * The data returned in RET2 is size based byte swapped. + * + * If an error occurs during the read, set RET1 to a non-zero value. The + * given pci_config_offset must be 'size' aligned. + */ +#define HV_FAST_PCI_CONFIG_GET 0xb4 + +/* pci_config_put() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_CONFIG_PUT + * ARG0: devhandle + * ARG1: pci_device + * ARG2: pci_config_offset + * ARG3: size + * ARG4: data + * RET0: status + * RET1: error_flag + * ERRORS: EINVAL Invalid devhandle/pci_device/offset/size + * EBADALIGN pci_config_offset not size aligned + * ENOACCESS Access to this offset is not permitted + * + * Write PCI configuration space for the adapter described by the given + * devhandle. Write size (1, 2, or 4) bytes of data in a single operation, + * at pci_config_offset from the beginning of the device's configuration + * space. The data argument contains the data to be written to configuration + * space. Prior to writing, the data is size based byte swapped. + * + * If an error occurs during the write access, do not generate an error + * report, do set RET1 to a non-zero value. Otherwise RET1 is zero. + * The given pci_config_offset must be 'size' aligned. + * + * This function is permitted to read from offset zero in the configuration + * space described by the given pci_device if necessary to ensure that the + * write access to config space completes. + */ +#define HV_FAST_PCI_CONFIG_PUT 0xb5 + +/* pci_peek() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_PEEK + * ARG0: devhandle + * ARG1: real address + * ARG2: size + * RET0: status + * RET1: error_flag + * RET2: data + * ERRORS: EINVAL Invalid devhandle or size + * EBADALIGN Improperly aligned real address + * ENORADDR Bad real address + * ENOACCESS Guest access prohibited + * + * Attempt to read the IO address given by the given devhandle, real address, + * and size. Size must be 1, 2, 4, or 8. The read is performed as a single + * access operation using the given size. If an error occurs when reading + * from the given location, do not generate an error report, but return a + * non-zero value in RET1. If the read was successful, return zero in RET1 + * and return the actual data read in RET2. The data returned is size based + * byte swapped. + * + * Non-significant bits in RET2 are not guarenteed to have any specific value + * and therefore must be ignored. If RET1 is returned as non-zero, the data + * value is not guarenteed to have any specific value and should be ignored. + * + * The caller must have permission to read from the given devhandle, real + * address, which must be an IO address. The argument real address must be a + * size aligned address. + * + * The hypervisor implementation of this function must block access to any + * IO address that the guest does not have explicit permission to access. + */ +#define HV_FAST_PCI_PEEK 0xb6 + +/* pci_poke() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_POKE + * ARG0: devhandle + * ARG1: real address + * ARG2: size + * ARG3: data + * ARG4: pci_device + * RET0: status + * RET1: error_flag + * ERRORS: EINVAL Invalid devhandle, size, or pci_device + * EBADALIGN Improperly aligned real address + * ENORADDR Bad real address + * ENOACCESS Guest access prohibited + * ENOTSUPPORTED Function is not supported by implementation + * + * Attempt to write data to the IO address given by the given devhandle, + * real address, and size. Size must be 1, 2, 4, or 8. The write is + * performed as a single access operation using the given size. Prior to + * writing the data is size based swapped. + * + * If an error occurs when writing to the given location, do not generate an + * error report, but return a non-zero value in RET1. If the write was + * successful, return zero in RET1. + * + * pci_device describes the configuration address of the device being + * written to. The implementation may safely read from offset 0 with + * the configuration space of the device described by devhandle and + * pci_device in order to guarantee that the write portion of the operation + * completes + * + * Any error that occurs due to the read shall be reported using the normal + * error reporting mechanisms .. the read error is not suppressed. + * + * The caller must have permission to write to the given devhandle, real + * address, which must be an IO address. The argument real address must be a + * size aligned address. The caller must have permission to read from + * the given devhandle, pci_device cofiguration space offset 0. + * + * The hypervisor implementation of this function must block access to any + * IO address that the guest does not have explicit permission to access. + */ +#define HV_FAST_PCI_POKE 0xb7 + +/* pci_dma_sync() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_DMA_SYNC + * ARG0: devhandle + * ARG1: real address + * ARG2: size + * ARG3: io_sync_direction + * RET0: status + * RET1: #synced + * ERRORS: EINVAL Invalid devhandle or io_sync_direction + * ENORADDR Bad real address + * + * Synchronize a memory region described by the given real address and size, + * for the device defined by the given devhandle using the direction(s) + * defined by the given io_sync_direction. The argument size is the size of + * the memory region in bytes. + * + * Return the actual number of bytes synchronized in the return value #synced, + * which may be less than or equal to the argument size. If the return + * value #synced is less than size, the caller must continue to call this + * function with updated real address and size arguments until the entire + * memory region is synchronized. + */ +#define HV_FAST_PCI_DMA_SYNC 0xb8 + +/* PCI MSI services. */ + +#define HV_MSITYPE_MSI32 0x00 +#define HV_MSITYPE_MSI64 0x01 + +#define HV_MSIQSTATE_IDLE 0x00 +#define HV_MSIQSTATE_ERROR 0x01 + +#define HV_MSIQ_INVALID 0x00 +#define HV_MSIQ_VALID 0x01 + +#define HV_MSISTATE_IDLE 0x00 +#define HV_MSISTATE_DELIVERED 0x01 + +#define HV_MSIVALID_INVALID 0x00 +#define HV_MSIVALID_VALID 0x01 + +#define HV_PCIE_MSGTYPE_PME_MSG 0x18 +#define HV_PCIE_MSGTYPE_PME_ACK_MSG 0x1b +#define HV_PCIE_MSGTYPE_CORR_MSG 0x30 +#define HV_PCIE_MSGTYPE_NONFATAL_MSG 0x31 +#define HV_PCIE_MSGTYPE_FATAL_MSG 0x33 + +#define HV_MSG_INVALID 0x00 +#define HV_MSG_VALID 0x01 + +/* pci_msiq_conf() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSIQ_CONF + * ARG0: devhandle + * ARG1: msiqid + * ARG2: real address + * ARG3: number of entries + * RET0: status + * ERRORS: EINVAL Invalid devhandle, msiqid or nentries + * EBADALIGN Improperly aligned real address + * ENORADDR Bad real address + * + * Configure the MSI queue given by the devhandle and msiqid arguments, + * and to be placed at the given real address and be of the given + * number of entries. The real address must be aligned exactly to match + * the queue size. Each queue entry is 64-bytes long, so f.e. a 32 entry + * queue must be aligned on a 2048 byte real address boundary. The MSI-EQ + * Head and Tail are initialized so that the MSI-EQ is 'empty'. + * + * Implementation Note: Certain implementations have fixed sized queues. In + * that case, number of entries must contain the correct + * value. + */ +#define HV_FAST_PCI_MSIQ_CONF 0xc0 + +/* pci_msiq_info() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSIQ_INFO + * ARG0: devhandle + * ARG1: msiqid + * RET0: status + * RET1: real address + * RET2: number of entries + * ERRORS: EINVAL Invalid devhandle or msiqid + * + * Return the configuration information for the MSI queue described + * by the given devhandle and msiqid. The base address of the queue + * is returned in ARG1 and the number of entries is returned in ARG2. + * If the queue is unconfigured, the real address is undefined and the + * number of entries will be returned as zero. + */ +#define HV_FAST_PCI_MSIQ_INFO 0xc1 + +/* pci_msiq_getvalid() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSIQ_GETVALID + * ARG0: devhandle + * ARG1: msiqid + * RET0: status + * RET1: msiqvalid (HV_MSIQ_VALID or HV_MSIQ_INVALID) + * ERRORS: EINVAL Invalid devhandle or msiqid + * + * Get the valid state of the MSI-EQ described by the given devhandle and + * msiqid. + */ +#define HV_FAST_PCI_MSIQ_GETVALID 0xc2 + +/* pci_msiq_setvalid() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSIQ_SETVALID + * ARG0: devhandle + * ARG1: msiqid + * ARG2: msiqvalid (HV_MSIQ_VALID or HV_MSIQ_INVALID) + * RET0: status + * ERRORS: EINVAL Invalid devhandle or msiqid or msiqvalid + * value or MSI EQ is uninitialized + * + * Set the valid state of the MSI-EQ described by the given devhandle and + * msiqid to the given msiqvalid. + */ +#define HV_FAST_PCI_MSIQ_SETVALID 0xc3 + +/* pci_msiq_getstate() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSIQ_GETSTATE + * ARG0: devhandle + * ARG1: msiqid + * RET0: status + * RET1: msiqstate (HV_MSIQSTATE_IDLE or HV_MSIQSTATE_ERROR) + * ERRORS: EINVAL Invalid devhandle or msiqid + * + * Get the state of the MSI-EQ described by the given devhandle and + * msiqid. + */ +#define HV_FAST_PCI_MSIQ_GETSTATE 0xc4 + +/* pci_msiq_getvalid() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSIQ_GETVALID + * ARG0: devhandle + * ARG1: msiqid + * ARG2: msiqstate (HV_MSIQSTATE_IDLE or HV_MSIQSTATE_ERROR) + * RET0: status + * ERRORS: EINVAL Invalid devhandle or msiqid or msiqstate + * value or MSI EQ is uninitialized + * + * Set the state of the MSI-EQ described by the given devhandle and + * msiqid to the given msiqvalid. + */ +#define HV_FAST_PCI_MSIQ_SETSTATE 0xc5 + +/* pci_msiq_gethead() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSIQ_GETHEAD + * ARG0: devhandle + * ARG1: msiqid + * RET0: status + * RET1: msiqhead + * ERRORS: EINVAL Invalid devhandle or msiqid + * + * Get the current MSI EQ queue head for the MSI-EQ described by the + * given devhandle and msiqid. + */ +#define HV_FAST_PCI_MSIQ_GETHEAD 0xc6 + +/* pci_msiq_sethead() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSIQ_SETHEAD + * ARG0: devhandle + * ARG1: msiqid + * ARG2: msiqhead + * RET0: status + * ERRORS: EINVAL Invalid devhandle or msiqid or msiqhead, + * or MSI EQ is uninitialized + * + * Set the current MSI EQ queue head for the MSI-EQ described by the + * given devhandle and msiqid. + */ +#define HV_FAST_PCI_MSIQ_SETHEAD 0xc7 + +/* pci_msiq_gettail() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSIQ_GETTAIL + * ARG0: devhandle + * ARG1: msiqid + * RET0: status + * RET1: msiqtail + * ERRORS: EINVAL Invalid devhandle or msiqid + * + * Get the current MSI EQ queue tail for the MSI-EQ described by the + * given devhandle and msiqid. + */ +#define HV_FAST_PCI_MSIQ_GETTAIL 0xc8 + +/* pci_msi_getvalid() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSI_GETVALID + * ARG0: devhandle + * ARG1: msinum + * RET0: status + * RET1: msivalidstate + * ERRORS: EINVAL Invalid devhandle or msinum + * + * Get the current valid/enabled state for the MSI defined by the + * given devhandle and msinum. + */ +#define HV_FAST_PCI_MSI_GETVALID 0xc9 + +/* pci_msi_setvalid() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSI_SETVALID + * ARG0: devhandle + * ARG1: msinum + * ARG2: msivalidstate + * RET0: status + * ERRORS: EINVAL Invalid devhandle or msinum or msivalidstate + * + * Set the current valid/enabled state for the MSI defined by the + * given devhandle and msinum. + */ +#define HV_FAST_PCI_MSI_SETVALID 0xca + +/* pci_msi_getmsiq() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSI_GETMSIQ + * ARG0: devhandle + * ARG1: msinum + * RET0: status + * RET1: msiqid + * ERRORS: EINVAL Invalid devhandle or msinum or MSI is unbound + * + * Get the MSI EQ that the MSI defined by the given devhandle and + * msinum is bound to. + */ +#define HV_FAST_PCI_MSI_GETMSIQ 0xcb + +/* pci_msi_setmsiq() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSI_SETMSIQ + * ARG0: devhandle + * ARG1: msinum + * ARG2: msitype + * ARG3: msiqid + * RET0: status + * ERRORS: EINVAL Invalid devhandle or msinum or msiqid + * + * Set the MSI EQ that the MSI defined by the given devhandle and + * msinum is bound to. + */ +#define HV_FAST_PCI_MSI_SETMSIQ 0xcc + +/* pci_msi_getstate() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSI_GETSTATE + * ARG0: devhandle + * ARG1: msinum + * RET0: status + * RET1: msistate + * ERRORS: EINVAL Invalid devhandle or msinum + * + * Get the state of the MSI defined by the given devhandle and msinum. + * If not initialized, return HV_MSISTATE_IDLE. + */ +#define HV_FAST_PCI_MSI_GETSTATE 0xcd + +/* pci_msi_setstate() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSI_SETSTATE + * ARG0: devhandle + * ARG1: msinum + * ARG2: msistate + * RET0: status + * ERRORS: EINVAL Invalid devhandle or msinum or msistate + * + * Set the state of the MSI defined by the given devhandle and msinum. + */ +#define HV_FAST_PCI_MSI_SETSTATE 0xce + +/* pci_msg_getmsiq() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSG_GETMSIQ + * ARG0: devhandle + * ARG1: msgtype + * RET0: status + * RET1: msiqid + * ERRORS: EINVAL Invalid devhandle or msgtype + * + * Get the MSI EQ of the MSG defined by the given devhandle and msgtype. + */ +#define HV_FAST_PCI_MSG_GETMSIQ 0xd0 + +/* pci_msg_setmsiq() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSG_SETMSIQ + * ARG0: devhandle + * ARG1: msgtype + * ARG2: msiqid + * RET0: status + * ERRORS: EINVAL Invalid devhandle, msgtype, or msiqid + * + * Set the MSI EQ of the MSG defined by the given devhandle and msgtype. + */ +#define HV_FAST_PCI_MSG_SETMSIQ 0xd1 + +/* pci_msg_getvalid() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSG_GETVALID + * ARG0: devhandle + * ARG1: msgtype + * RET0: status + * RET1: msgvalidstate + * ERRORS: EINVAL Invalid devhandle or msgtype + * + * Get the valid/enabled state of the MSG defined by the given + * devhandle and msgtype. + */ +#define HV_FAST_PCI_MSG_GETVALID 0xd2 + +/* pci_msg_setvalid() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_PCI_MSG_SETVALID + * ARG0: devhandle + * ARG1: msgtype + * ARG2: msgvalidstate + * RET0: status + * ERRORS: EINVAL Invalid devhandle or msgtype or msgvalidstate + * + * Set the valid/enabled state of the MSG defined by the given + * devhandle and msgtype. + */ +#define HV_FAST_PCI_MSG_SETVALID 0xd3 + +/* Logical Domain Channel services. */ + +#define LDC_CHANNEL_DOWN 0 +#define LDC_CHANNEL_UP 1 +#define LDC_CHANNEL_RESETTING 2 + +/* ldc_tx_qconf() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_TX_QCONF + * ARG0: channel ID + * ARG1: real address base of queue + * ARG2: num entries in queue + * RET0: status + * + * Configure transmit queue for the LDC endpoint specified by the + * given channel ID, to be placed at the given real address, and + * be of the given num entries. Num entries must be a power of two. + * The real address base of the queue must be aligned on the queue + * size. Each queue entry is 64-bytes, so for example, a 32 entry + * queue must be aligned on a 2048 byte real address boundary. + * + * Upon configuration of a valid transmit queue the head and tail + * pointers are set to a hypervisor specific identical value indicating + * that the queue initially is empty. + * + * The endpoint's transmit queue is un-configured if num entries is zero. + * + * The maximum number of entries for each queue for a specific cpu may be + * determined from the machine description. A transmit queue may be + * specified even in the event that the LDC is down (peer endpoint has no + * receive queue specified). Transmission will begin as soon as the peer + * endpoint defines a receive queue. + * + * It is recommended that a guest wait for a transmit queue to empty prior + * to reconfiguring it, or un-configuring it. Re or un-configuring of a + * non-empty transmit queue behaves exactly as defined above, however it + * is undefined as to how many of the pending entries in the original queue + * will be delivered prior to the re-configuration taking effect. + * Furthermore, as the queue configuration causes a reset of the head and + * tail pointers there is no way for a guest to determine how many entries + * have been sent after the configuration operation. + */ +#define HV_FAST_LDC_TX_QCONF 0xe0 + +/* ldc_tx_qinfo() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_TX_QINFO + * ARG0: channel ID + * RET0: status + * RET1: real address base of queue + * RET2: num entries in queue + * + * Return the configuration info for the transmit queue of LDC endpoint + * defined by the given channel ID. The real address is the currently + * defined real address base of the defined queue, and num entries is the + * size of the queue in terms of number of entries. + * + * If the specified channel ID is a valid endpoint number, but no transmit + * queue has been defined this service will return success, but with num + * entries set to zero and the real address will have an undefined value. + */ +#define HV_FAST_LDC_TX_QINFO 0xe1 + +/* ldc_tx_get_state() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_TX_GET_STATE + * ARG0: channel ID + * RET0: status + * RET1: head offset + * RET2: tail offset + * RET3: channel state + * + * Return the transmit state, and the head and tail queue pointers, for + * the transmit queue of the LDC endpoint defined by the given channel ID. + * The head and tail values are the byte offset of the head and tail + * positions of the transmit queue for the specified endpoint. + */ +#define HV_FAST_LDC_TX_GET_STATE 0xe2 + +/* ldc_tx_set_qtail() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_TX_SET_QTAIL + * ARG0: channel ID + * ARG1: tail offset + * RET0: status + * + * Update the tail pointer for the transmit queue associated with the LDC + * endpoint defined by the given channel ID. The tail offset specified + * must be aligned on a 64 byte boundary, and calculated so as to increase + * the number of pending entries on the transmit queue. Any attempt to + * decrease the number of pending transmit queue entires is considered + * an invalid tail offset and will result in an EINVAL error. + * + * Since the tail of the transmit queue may not be moved backwards, the + * transmit queue may be flushed by configuring a new transmit queue, + * whereupon the hypervisor will configure the initial transmit head and + * tail pointers to be equal. + */ +#define HV_FAST_LDC_TX_SET_QTAIL 0xe3 + +/* ldc_rx_qconf() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_RX_QCONF + * ARG0: channel ID + * ARG1: real address base of queue + * ARG2: num entries in queue + * RET0: status + * + * Configure receive queue for the LDC endpoint specified by the + * given channel ID, to be placed at the given real address, and + * be of the given num entries. Num entries must be a power of two. + * The real address base of the queue must be aligned on the queue + * size. Each queue entry is 64-bytes, so for example, a 32 entry + * queue must be aligned on a 2048 byte real address boundary. + * + * The endpoint's transmit queue is un-configured if num entries is zero. + * + * If a valid receive queue is specified for a local endpoint the LDC is + * in the up state for the purpose of transmission to this endpoint. + * + * The maximum number of entries for each queue for a specific cpu may be + * determined from the machine description. + * + * As receive queue configuration causes a reset of the queue's head and + * tail pointers there is no way for a gues to determine how many entries + * have been received between a preceeding ldc_get_rx_state() API call + * and the completion of the configuration operation. It should be noted + * that datagram delivery is not guarenteed via domain channels anyway, + * and therefore any higher protocol should be resilient to datagram + * loss if necessary. However, to overcome this specific race potential + * it is recommended, for example, that a higher level protocol be employed + * to ensure either retransmission, or ensure that no datagrams are pending + * on the peer endpoint's transmit queue prior to the configuration process. + */ +#define HV_FAST_LDC_RX_QCONF 0xe4 + +/* ldc_rx_qinfo() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_RX_QINFO + * ARG0: channel ID + * RET0: status + * RET1: real address base of queue + * RET2: num entries in queue + * + * Return the configuration info for the receive queue of LDC endpoint + * defined by the given channel ID. The real address is the currently + * defined real address base of the defined queue, and num entries is the + * size of the queue in terms of number of entries. + * + * If the specified channel ID is a valid endpoint number, but no receive + * queue has been defined this service will return success, but with num + * entries set to zero and the real address will have an undefined value. + */ +#define HV_FAST_LDC_RX_QINFO 0xe5 + +/* ldc_rx_get_state() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_RX_GET_STATE + * ARG0: channel ID + * RET0: status + * RET1: head offset + * RET2: tail offset + * RET3: channel state + * + * Return the receive state, and the head and tail queue pointers, for + * the receive queue of the LDC endpoint defined by the given channel ID. + * The head and tail values are the byte offset of the head and tail + * positions of the receive queue for the specified endpoint. + */ +#define HV_FAST_LDC_RX_GET_STATE 0xe6 + +/* ldc_rx_set_qhead() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_RX_SET_QHEAD + * ARG0: channel ID + * ARG1: head offset + * RET0: status + * + * Update the head pointer for the receive queue associated with the LDC + * endpoint defined by the given channel ID. The head offset specified + * must be aligned on a 64 byte boundary, and calculated so as to decrease + * the number of pending entries on the receive queue. Any attempt to + * increase the number of pending receive queue entires is considered + * an invalid head offset and will result in an EINVAL error. + * + * The receive queue may be flushed by setting the head offset equal + * to the current tail offset. + */ +#define HV_FAST_LDC_RX_SET_QHEAD 0xe7 + +/* LDC Map Table Entry. Each slot is defined by a translation table + * entry, as specified by the LDC_MTE_* bits below, and a 64-bit + * hypervisor invalidation cookie. + */ +#define LDC_MTE_PADDR 0x0fffffffffffe000 /* pa[55:13] */ +#define LDC_MTE_COPY_W 0x0000000000000400 /* copy write access */ +#define LDC_MTE_COPY_R 0x0000000000000200 /* copy read access */ +#define LDC_MTE_IOMMU_W 0x0000000000000100 /* IOMMU write access */ +#define LDC_MTE_IOMMU_R 0x0000000000000080 /* IOMMU read access */ +#define LDC_MTE_EXEC 0x0000000000000040 /* execute */ +#define LDC_MTE_WRITE 0x0000000000000020 /* read */ +#define LDC_MTE_READ 0x0000000000000010 /* write */ +#define LDC_MTE_SZALL 0x000000000000000f /* page size bits */ +#define LDC_MTE_SZ16GB 0x0000000000000007 /* 16GB page */ +#define LDC_MTE_SZ2GB 0x0000000000000006 /* 2GB page */ +#define LDC_MTE_SZ256MB 0x0000000000000005 /* 256MB page */ +#define LDC_MTE_SZ32MB 0x0000000000000004 /* 32MB page */ +#define LDC_MTE_SZ4MB 0x0000000000000003 /* 4MB page */ +#define LDC_MTE_SZ512K 0x0000000000000002 /* 512K page */ +#define LDC_MTE_SZ64K 0x0000000000000001 /* 64K page */ +#define LDC_MTE_SZ8K 0x0000000000000000 /* 8K page */ + +#ifndef __ASSEMBLY__ +struct ldc_mtable_entry { + unsigned long mte; + unsigned long cookie; +}; +#endif + +/* ldc_set_map_table() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_SET_MAP_TABLE + * ARG0: channel ID + * ARG1: table real address + * ARG2: num entries + * RET0: status + * + * Register the MTE table at the given table real address, with the + * specified num entries, for the LDC indicated by the given channel + * ID. + */ +#define HV_FAST_LDC_SET_MAP_TABLE 0xea + +/* ldc_get_map_table() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_GET_MAP_TABLE + * ARG0: channel ID + * RET0: status + * RET1: table real address + * RET2: num entries + * + * Return the configuration of the current mapping table registered + * for the given channel ID. + */ +#define HV_FAST_LDC_GET_MAP_TABLE 0xeb + +#define LDC_COPY_IN 0 +#define LDC_COPY_OUT 1 + +/* ldc_copy() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_COPY + * ARG0: channel ID + * ARG1: LDC_COPY_* direction code + * ARG2: target real address + * ARG3: local real address + * ARG4: length in bytes + * RET0: status + * RET1: actual length in bytes + */ +#define HV_FAST_LDC_COPY 0xec + +#define LDC_MEM_READ 1 +#define LDC_MEM_WRITE 2 +#define LDC_MEM_EXEC 4 + +/* ldc_mapin() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_MAPIN + * ARG0: channel ID + * ARG1: cookie + * RET0: status + * RET1: real address + * RET2: LDC_MEM_* permissions + */ +#define HV_FAST_LDC_MAPIN 0xed + +/* ldc_unmap() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_UNMAP + * ARG0: real address + * RET0: status + */ +#define HV_FAST_LDC_UNMAP 0xee + +/* ldc_revoke() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_REVOKE + * ARG0: channel ID + * ARG1: cookie + * ARG2: ldc_mtable_entry cookie + * RET0: status + */ +#define HV_FAST_LDC_REVOKE 0xef + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_ldc_tx_qconf(unsigned long channel, + unsigned long ra, + unsigned long num_entries); +extern unsigned long sun4v_ldc_tx_qinfo(unsigned long channel, + unsigned long *ra, + unsigned long *num_entries); +extern unsigned long sun4v_ldc_tx_get_state(unsigned long channel, + unsigned long *head_off, + unsigned long *tail_off, + unsigned long *chan_state); +extern unsigned long sun4v_ldc_tx_set_qtail(unsigned long channel, + unsigned long tail_off); +extern unsigned long sun4v_ldc_rx_qconf(unsigned long channel, + unsigned long ra, + unsigned long num_entries); +extern unsigned long sun4v_ldc_rx_qinfo(unsigned long channel, + unsigned long *ra, + unsigned long *num_entries); +extern unsigned long sun4v_ldc_rx_get_state(unsigned long channel, + unsigned long *head_off, + unsigned long *tail_off, + unsigned long *chan_state); +extern unsigned long sun4v_ldc_rx_set_qhead(unsigned long channel, + unsigned long head_off); +extern unsigned long sun4v_ldc_set_map_table(unsigned long channel, + unsigned long ra, + unsigned long num_entries); +extern unsigned long sun4v_ldc_get_map_table(unsigned long channel, + unsigned long *ra, + unsigned long *num_entries); +extern unsigned long sun4v_ldc_copy(unsigned long channel, + unsigned long dir_code, + unsigned long tgt_raddr, + unsigned long lcl_raddr, + unsigned long len, + unsigned long *actual_len); +extern unsigned long sun4v_ldc_mapin(unsigned long channel, + unsigned long cookie, + unsigned long *ra, + unsigned long *perm); +extern unsigned long sun4v_ldc_unmap(unsigned long ra); +extern unsigned long sun4v_ldc_revoke(unsigned long channel, + unsigned long cookie, + unsigned long mte_cookie); +#endif + +/* Performance counter services. */ + +#define HV_PERF_JBUS_PERF_CTRL_REG 0x00 +#define HV_PERF_JBUS_PERF_CNT_REG 0x01 +#define HV_PERF_DRAM_PERF_CTRL_REG_0 0x02 +#define HV_PERF_DRAM_PERF_CNT_REG_0 0x03 +#define HV_PERF_DRAM_PERF_CTRL_REG_1 0x04 +#define HV_PERF_DRAM_PERF_CNT_REG_1 0x05 +#define HV_PERF_DRAM_PERF_CTRL_REG_2 0x06 +#define HV_PERF_DRAM_PERF_CNT_REG_2 0x07 +#define HV_PERF_DRAM_PERF_CTRL_REG_3 0x08 +#define HV_PERF_DRAM_PERF_CNT_REG_3 0x09 + +/* get_perfreg() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_GET_PERFREG + * ARG0: performance reg number + * RET0: status + * RET1: performance reg value + * ERRORS: EINVAL Invalid performance register number + * ENOACCESS No access allowed to performance counters + * + * Read the value of the given DRAM/JBUS performance counter/control register. + */ +#define HV_FAST_GET_PERFREG 0x100 + +/* set_perfreg() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_SET_PERFREG + * ARG0: performance reg number + * ARG1: performance reg value + * RET0: status + * ERRORS: EINVAL Invalid performance register number + * ENOACCESS No access allowed to performance counters + * + * Write the given performance reg value to the given DRAM/JBUS + * performance counter/control register. + */ +#define HV_FAST_SET_PERFREG 0x101 + +/* MMU statistics services. + * + * The hypervisor maintains MMU statistics and privileged code provides + * a buffer where these statistics can be collected. It is continually + * updated once configured. The layout is as follows: + */ +#ifndef __ASSEMBLY__ +struct hv_mmu_statistics { + unsigned long immu_tsb_hits_ctx0_8k_tte; + unsigned long immu_tsb_ticks_ctx0_8k_tte; + unsigned long immu_tsb_hits_ctx0_64k_tte; + unsigned long immu_tsb_ticks_ctx0_64k_tte; + unsigned long __reserved1[2]; + unsigned long immu_tsb_hits_ctx0_4mb_tte; + unsigned long immu_tsb_ticks_ctx0_4mb_tte; + unsigned long __reserved2[2]; + unsigned long immu_tsb_hits_ctx0_256mb_tte; + unsigned long immu_tsb_ticks_ctx0_256mb_tte; + unsigned long __reserved3[4]; + unsigned long immu_tsb_hits_ctxnon0_8k_tte; + unsigned long immu_tsb_ticks_ctxnon0_8k_tte; + unsigned long immu_tsb_hits_ctxnon0_64k_tte; + unsigned long immu_tsb_ticks_ctxnon0_64k_tte; + unsigned long __reserved4[2]; + unsigned long immu_tsb_hits_ctxnon0_4mb_tte; + unsigned long immu_tsb_ticks_ctxnon0_4mb_tte; + unsigned long __reserved5[2]; + unsigned long immu_tsb_hits_ctxnon0_256mb_tte; + unsigned long immu_tsb_ticks_ctxnon0_256mb_tte; + unsigned long __reserved6[4]; + unsigned long dmmu_tsb_hits_ctx0_8k_tte; + unsigned long dmmu_tsb_ticks_ctx0_8k_tte; + unsigned long dmmu_tsb_hits_ctx0_64k_tte; + unsigned long dmmu_tsb_ticks_ctx0_64k_tte; + unsigned long __reserved7[2]; + unsigned long dmmu_tsb_hits_ctx0_4mb_tte; + unsigned long dmmu_tsb_ticks_ctx0_4mb_tte; + unsigned long __reserved8[2]; + unsigned long dmmu_tsb_hits_ctx0_256mb_tte; + unsigned long dmmu_tsb_ticks_ctx0_256mb_tte; + unsigned long __reserved9[4]; + unsigned long dmmu_tsb_hits_ctxnon0_8k_tte; + unsigned long dmmu_tsb_ticks_ctxnon0_8k_tte; + unsigned long dmmu_tsb_hits_ctxnon0_64k_tte; + unsigned long dmmu_tsb_ticks_ctxnon0_64k_tte; + unsigned long __reserved10[2]; + unsigned long dmmu_tsb_hits_ctxnon0_4mb_tte; + unsigned long dmmu_tsb_ticks_ctxnon0_4mb_tte; + unsigned long __reserved11[2]; + unsigned long dmmu_tsb_hits_ctxnon0_256mb_tte; + unsigned long dmmu_tsb_ticks_ctxnon0_256mb_tte; + unsigned long __reserved12[4]; +}; +#endif + +/* mmustat_conf() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MMUSTAT_CONF + * ARG0: real address + * RET0: status + * RET1: real address + * ERRORS: ENORADDR Invalid real address + * EBADALIGN Real address not aligned on 64-byte boundary + * EBADTRAP API not supported on this processor + * + * Enable MMU statistic gathering using the buffer at the given real + * address on the current virtual CPU. The new buffer real address + * is given in ARG1, and the previously specified buffer real address + * is returned in RET1, or is returned as zero for the first invocation. + * + * If the passed in real address argument is zero, this will disable + * MMU statistic collection on the current virtual CPU. If an error is + * returned then no statistics are collected. + * + * The buffer contents should be initialized to all zeros before being + * given to the hypervisor or else the statistics will be meaningless. + */ +#define HV_FAST_MMUSTAT_CONF 0x102 + +/* mmustat_info() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MMUSTAT_INFO + * RET0: status + * RET1: real address + * ERRORS: EBADTRAP API not supported on this processor + * + * Return the current state and real address of the currently configured + * MMU statistics buffer on the current virtual CPU. + */ +#define HV_FAST_MMUSTAT_INFO 0x103 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_mmustat_conf(unsigned long ra, unsigned long *orig_ra); +extern unsigned long sun4v_mmustat_info(unsigned long *ra); +#endif + +/* NCS crypto services */ + +/* ncs_request() sub-function numbers */ +#define HV_NCS_QCONF 0x01 +#define HV_NCS_QTAIL_UPDATE 0x02 + +#ifndef __ASSEMBLY__ +struct hv_ncs_queue_entry { + /* MAU Control Register */ + unsigned long mau_control; +#define MAU_CONTROL_INV_PARITY 0x0000000000002000 +#define MAU_CONTROL_STRAND 0x0000000000001800 +#define MAU_CONTROL_BUSY 0x0000000000000400 +#define MAU_CONTROL_INT 0x0000000000000200 +#define MAU_CONTROL_OP 0x00000000000001c0 +#define MAU_CONTROL_OP_SHIFT 6 +#define MAU_OP_LOAD_MA_MEMORY 0x0 +#define MAU_OP_STORE_MA_MEMORY 0x1 +#define MAU_OP_MODULAR_MULT 0x2 +#define MAU_OP_MODULAR_REDUCE 0x3 +#define MAU_OP_MODULAR_EXP_LOOP 0x4 +#define MAU_CONTROL_LEN 0x000000000000003f +#define MAU_CONTROL_LEN_SHIFT 0 + + /* Real address of bytes to load or store bytes + * into/out-of the MAU. + */ + unsigned long mau_mpa; + + /* Modular Arithmetic MA Offset Register. */ + unsigned long mau_ma; + + /* Modular Arithmetic N Prime Register. */ + unsigned long mau_np; +}; + +struct hv_ncs_qconf_arg { + unsigned long mid; /* MAU ID, 1 per core on Niagara */ + unsigned long base; /* Real address base of queue */ + unsigned long end; /* Real address end of queue */ + unsigned long num_ents; /* Number of entries in queue */ +}; + +struct hv_ncs_qtail_update_arg { + unsigned long mid; /* MAU ID, 1 per core on Niagara */ + unsigned long tail; /* New tail index to use */ + unsigned long syncflag; /* only SYNCFLAG_SYNC is implemented */ +#define HV_NCS_SYNCFLAG_SYNC 0x00 +#define HV_NCS_SYNCFLAG_ASYNC 0x01 +}; +#endif + +/* ncs_request() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_NCS_REQUEST + * ARG0: NCS sub-function + * ARG1: sub-function argument real address + * ARG2: size in bytes of sub-function argument + * RET0: status + * + * The MAU chip of the Niagara processor is not directly accessible + * to privileged code, instead it is programmed indirectly via this + * hypervisor API. + * + * The interfaces defines a queue of MAU operations to perform. + * Privileged code registers a queue with the hypervisor by invoking + * this HVAPI with the HV_NCS_QCONF sub-function, which defines the + * base, end, and number of entries of the queue. Each queue entry + * contains a MAU register struct block. + * + * The privileged code then proceeds to add entries to the queue and + * then invoke the HV_NCS_QTAIL_UPDATE sub-function. Since only + * synchronous operations are supported by the current hypervisor, + * HV_NCS_QTAIL_UPDATE will run all the pending queue entries to + * completion and return HV_EOK, or return an error code. + * + * The real address of the sub-function argument must be aligned on at + * least an 8-byte boundary. + * + * The tail argument of HV_NCS_QTAIL_UPDATE is an index, not a byte + * offset, into the queue and must be less than or equal the 'num_ents' + * argument given in the HV_NCS_QCONF call. + */ +#define HV_FAST_NCS_REQUEST 0x110 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_ncs_request(unsigned long request, + unsigned long arg_ra, + unsigned long arg_size); +#endif + +#define HV_FAST_FIRE_GET_PERFREG 0x120 +#define HV_FAST_FIRE_SET_PERFREG 0x121 + +/* Function numbers for HV_CORE_TRAP. */ +#define HV_CORE_SET_VER 0x00 +#define HV_CORE_PUTCHAR 0x01 +#define HV_CORE_EXIT 0x02 +#define HV_CORE_GET_VER 0x03 + +/* Hypervisor API groups for use with HV_CORE_SET_VER and + * HV_CORE_GET_VER. + */ +#define HV_GRP_SUN4V 0x0000 +#define HV_GRP_CORE 0x0001 +#define HV_GRP_INTR 0x0002 +#define HV_GRP_SOFT_STATE 0x0003 +#define HV_GRP_PCI 0x0100 +#define HV_GRP_LDOM 0x0101 +#define HV_GRP_SVC_CHAN 0x0102 +#define HV_GRP_NCS 0x0103 +#define HV_GRP_RNG 0x0104 +#define HV_GRP_NIAG_PERF 0x0200 +#define HV_GRP_FIRE_PERF 0x0201 +#define HV_GRP_N2_CPU 0x0202 +#define HV_GRP_NIU 0x0204 +#define HV_GRP_VF_CPU 0x0205 +#define HV_GRP_DIAG 0x0300 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_get_version(unsigned long group, + unsigned long *major, + unsigned long *minor); +extern unsigned long sun4v_set_version(unsigned long group, + unsigned long major, + unsigned long minor, + unsigned long *actual_minor); + +extern int sun4v_hvapi_register(unsigned long group, unsigned long major, + unsigned long *minor); +extern void sun4v_hvapi_unregister(unsigned long group); +extern int sun4v_hvapi_get(unsigned long group, + unsigned long *major, + unsigned long *minor); +extern void sun4v_hvapi_init(void); +#endif + +#endif /* !(_SPARC64_HYPERVISOR_H) */ diff --git a/arch/sparc/include/asm/ide.h b/arch/sparc/include/asm/ide.h new file mode 100644 index 0000000..b7af3d6 --- /dev/null +++ b/arch/sparc/include/asm/ide.h @@ -0,0 +1,97 @@ +/* ide.h: SPARC PCI specific IDE glue. + * + * Copyright (C) 1997 David S. Miller (davem@davemloft.net) + * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be) + * Adaptation from sparc64 version to sparc by Pete Zaitcev. + */ + +#ifndef _SPARC_IDE_H +#define _SPARC_IDE_H + +#ifdef __KERNEL__ + +#include <asm/io.h> +#ifdef CONFIG_SPARC64 +#include <asm/pgalloc.h> +#include <asm/spitfire.h> +#include <asm/cacheflush.h> +#include <asm/page.h> +#else +#include <asm/pgtable.h> +#include <asm/psr.h> +#endif + +#define __ide_insl(data_reg, buffer, wcount) \ + __ide_insw(data_reg, buffer, (wcount)<<1) +#define __ide_outsl(data_reg, buffer, wcount) \ + __ide_outsw(data_reg, buffer, (wcount)<<1) + +/* On sparc, I/O ports and MMIO registers are accessed identically. */ +#define __ide_mm_insw __ide_insw +#define __ide_mm_insl __ide_insl +#define __ide_mm_outsw __ide_outsw +#define __ide_mm_outsl __ide_outsl + +static inline void __ide_insw(void __iomem *port, void *dst, u32 count) +{ +#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) + unsigned long end = (unsigned long)dst + (count << 1); +#endif + u16 *ps = dst; + u32 *pi; + + if(((unsigned long)ps) & 0x2) { + *ps++ = __raw_readw(port); + count--; + } + pi = (u32 *)ps; + while(count >= 2) { + u32 w; + + w = __raw_readw(port) << 16; + w |= __raw_readw(port); + *pi++ = w; + count -= 2; + } + ps = (u16 *)pi; + if(count) + *ps++ = __raw_readw(port); + +#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) + __flush_dcache_range((unsigned long)dst, end); +#endif +} + +static inline void __ide_outsw(void __iomem *port, const void *src, u32 count) +{ +#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) + unsigned long end = (unsigned long)src + (count << 1); +#endif + const u16 *ps = src; + const u32 *pi; + + if(((unsigned long)src) & 0x2) { + __raw_writew(*ps++, port); + count--; + } + pi = (const u32 *)ps; + while(count >= 2) { + u32 w; + + w = *pi++; + __raw_writew((w >> 16), port); + __raw_writew(w, port); + count -= 2; + } + ps = (const u16 *)pi; + if(count) + __raw_writew(*ps, port); + +#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) + __flush_dcache_range((unsigned long)src, end); +#endif +} + +#endif /* __KERNEL__ */ + +#endif /* _SPARC_IDE_H */ diff --git a/arch/sparc/include/asm/idprom.h b/arch/sparc/include/asm/idprom.h new file mode 100644 index 0000000..6976aa2 --- /dev/null +++ b/arch/sparc/include/asm/idprom.h @@ -0,0 +1,25 @@ +/* + * idprom.h: Macros and defines for idprom routines + * + * Copyright (C) 1995,1996 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_IDPROM_H +#define _SPARC_IDPROM_H + +#include <linux/types.h> + +struct idprom { + u8 id_format; /* Format identifier (always 0x01) */ + u8 id_machtype; /* Machine type */ + u8 id_ethaddr[6]; /* Hardware ethernet address */ + s32 id_date; /* Date of manufacture */ + u32 id_sernum:24; /* Unique serial number */ + u8 id_cksum; /* Checksum - xor of the data bytes */ + u8 reserved[16]; +}; + +extern struct idprom *idprom; +extern void idprom_init(void); + +#endif /* !(_SPARC_IDPROM_H) */ diff --git a/arch/sparc/include/asm/intr_queue.h b/arch/sparc/include/asm/intr_queue.h new file mode 100644 index 0000000..206077d --- /dev/null +++ b/arch/sparc/include/asm/intr_queue.h @@ -0,0 +1,15 @@ +#ifndef _SPARC64_INTR_QUEUE_H +#define _SPARC64_INTR_QUEUE_H + +/* Sun4v interrupt queue registers, accessed via ASI_QUEUE. */ + +#define INTRQ_CPU_MONDO_HEAD 0x3c0 /* CPU mondo head */ +#define INTRQ_CPU_MONDO_TAIL 0x3c8 /* CPU mondo tail */ +#define INTRQ_DEVICE_MONDO_HEAD 0x3d0 /* Device mondo head */ +#define INTRQ_DEVICE_MONDO_TAIL 0x3d8 /* Device mondo tail */ +#define INTRQ_RESUM_MONDO_HEAD 0x3e0 /* Resumable error mondo head */ +#define INTRQ_RESUM_MONDO_TAIL 0x3e8 /* Resumable error mondo tail */ +#define INTRQ_NONRESUM_MONDO_HEAD 0x3f0 /* Non-resumable error mondo head */ +#define INTRQ_NONRESUM_MONDO_TAIL 0x3f8 /* Non-resumable error mondo head */ + +#endif /* !(_SPARC64_INTR_QUEUE_H) */ diff --git a/arch/sparc/include/asm/io-unit.h b/arch/sparc/include/asm/io-unit.h new file mode 100644 index 0000000..96823b4 --- /dev/null +++ b/arch/sparc/include/asm/io-unit.h @@ -0,0 +1,62 @@ +/* io-unit.h: Definitions for the sun4d IO-UNIT. + * + * Copyright (C) 1997,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz) + */ +#ifndef _SPARC_IO_UNIT_H +#define _SPARC_IO_UNIT_H + +#include <linux/spinlock.h> +#include <asm/page.h> +#include <asm/pgtable.h> + +/* The io-unit handles all virtual to physical address translations + * that occur between the SBUS and physical memory. Access by + * the cpu to IO registers and similar go over the xdbus so are + * translated by the on chip SRMMU. The io-unit and the srmmu do + * not need to have the same translations at all, in fact most + * of the time the translations they handle are a disjunct set. + * Basically the io-unit handles all dvma sbus activity. + */ + +/* AIEEE, unlike the nice sun4m, these monsters have + fixed DMA range 64M */ + +#define IOUNIT_DMA_BASE 0xfc000000 /* TOP - 64M */ +#define IOUNIT_DMA_SIZE 0x04000000 /* 64M */ +/* We use last 1M for sparc_dvma_malloc */ +#define IOUNIT_DVMA_SIZE 0x00100000 /* 1M */ + +/* The format of an iopte in the external page tables */ +#define IOUPTE_PAGE 0xffffff00 /* Physical page number (PA[35:12]) */ +#define IOUPTE_CACHE 0x00000080 /* Cached (in Viking/MXCC) */ +/* XXX Jakub, find out how to program SBUS streaming cache on XDBUS/sun4d. + * XXX Actually, all you should need to do is find out where the registers + * XXX are and copy over the sparc64 implementation I wrote. There may be + * XXX some horrible hwbugs though, so be careful. -DaveM + */ +#define IOUPTE_STREAM 0x00000040 /* Translation can use streaming cache */ +#define IOUPTE_INTRA 0x00000008 /* SBUS direct slot->slot transfer */ +#define IOUPTE_WRITE 0x00000004 /* Writeable */ +#define IOUPTE_VALID 0x00000002 /* IOPTE is valid */ +#define IOUPTE_PARITY 0x00000001 /* Parity is checked during DVMA */ + +struct iounit_struct { + unsigned long bmap[(IOUNIT_DMA_SIZE >> (PAGE_SHIFT + 3)) / sizeof(unsigned long)]; + spinlock_t lock; + iopte_t *page_table; + unsigned long rotor[3]; + unsigned long limit[4]; +}; + +#define IOUNIT_BMAP1_START 0x00000000 +#define IOUNIT_BMAP1_END (IOUNIT_DMA_SIZE >> (PAGE_SHIFT + 1)) +#define IOUNIT_BMAP2_START IOUNIT_BMAP1_END +#define IOUNIT_BMAP2_END IOUNIT_BMAP2_START + (IOUNIT_DMA_SIZE >> (PAGE_SHIFT + 2)) +#define IOUNIT_BMAPM_START IOUNIT_BMAP2_END +#define IOUNIT_BMAPM_END ((IOUNIT_DMA_SIZE - IOUNIT_DVMA_SIZE) >> PAGE_SHIFT) + +extern __u32 iounit_map_dma_init(struct sbus_bus *, int); +#define iounit_map_dma_finish(sbus, addr, len) mmu_release_scsi_one(addr, len, sbus) +extern __u32 iounit_map_dma_page(__u32, void *, struct sbus_bus *); + +#endif /* !(_SPARC_IO_UNIT_H) */ diff --git a/arch/sparc/include/asm/io.h b/arch/sparc/include/asm/io.h new file mode 100644 index 0000000..a34b299 --- /dev/null +++ b/arch/sparc/include/asm/io.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_IO_H +#define ___ASM_SPARC_IO_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/io_64.h> +#else +#include <asm/io_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/io_32.h b/arch/sparc/include/asm/io_32.h new file mode 100644 index 0000000..10d7da4 --- /dev/null +++ b/arch/sparc/include/asm/io_32.h @@ -0,0 +1,326 @@ +#ifndef __SPARC_IO_H +#define __SPARC_IO_H + +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/ioport.h> /* struct resource */ + +#include <asm/page.h> /* IO address mapping routines need this */ +#include <asm/system.h> + +#define page_to_phys(page) (((page) - mem_map) << PAGE_SHIFT) + +static inline u32 flip_dword (u32 l) +{ + return ((l&0xff)<<24) | (((l>>8)&0xff)<<16) | (((l>>16)&0xff)<<8)| ((l>>24)&0xff); +} + +static inline u16 flip_word (u16 w) +{ + return ((w&0xff) << 8) | ((w>>8)&0xff); +} + +#define mmiowb() + +/* + * Memory mapped I/O to PCI + */ + +static inline u8 __raw_readb(const volatile void __iomem *addr) +{ + return *(__force volatile u8 *)addr; +} + +static inline u16 __raw_readw(const volatile void __iomem *addr) +{ + return *(__force volatile u16 *)addr; +} + +static inline u32 __raw_readl(const volatile void __iomem *addr) +{ + return *(__force volatile u32 *)addr; +} + +static inline void __raw_writeb(u8 b, volatile void __iomem *addr) +{ + *(__force volatile u8 *)addr = b; +} + +static inline void __raw_writew(u16 w, volatile void __iomem *addr) +{ + *(__force volatile u16 *)addr = w; +} + +static inline void __raw_writel(u32 l, volatile void __iomem *addr) +{ + *(__force volatile u32 *)addr = l; +} + +static inline u8 __readb(const volatile void __iomem *addr) +{ + return *(__force volatile u8 *)addr; +} + +static inline u16 __readw(const volatile void __iomem *addr) +{ + return flip_word(*(__force volatile u16 *)addr); +} + +static inline u32 __readl(const volatile void __iomem *addr) +{ + return flip_dword(*(__force volatile u32 *)addr); +} + +static inline void __writeb(u8 b, volatile void __iomem *addr) +{ + *(__force volatile u8 *)addr = b; +} + +static inline void __writew(u16 w, volatile void __iomem *addr) +{ + *(__force volatile u16 *)addr = flip_word(w); +} + +static inline void __writel(u32 l, volatile void __iomem *addr) +{ + *(__force volatile u32 *)addr = flip_dword(l); +} + +#define readb(__addr) __readb(__addr) +#define readw(__addr) __readw(__addr) +#define readl(__addr) __readl(__addr) +#define readb_relaxed(__addr) readb(__addr) +#define readw_relaxed(__addr) readw(__addr) +#define readl_relaxed(__addr) readl(__addr) + +#define writeb(__b, __addr) __writeb((__b),(__addr)) +#define writew(__w, __addr) __writew((__w),(__addr)) +#define writel(__l, __addr) __writel((__l),(__addr)) + +/* + * I/O space operations + * + * Arrangement on a Sun is somewhat complicated. + * + * First of all, we want to use standard Linux drivers + * for keyboard, PC serial, etc. These drivers think + * they access I/O space and use inb/outb. + * On the other hand, EBus bridge accepts PCI *memory* + * cycles and converts them into ISA *I/O* cycles. + * Ergo, we want inb & outb to generate PCI memory cycles. + * + * If we want to issue PCI *I/O* cycles, we do this + * with a low 64K fixed window in PCIC. This window gets + * mapped somewhere into virtual kernel space and we + * can use inb/outb again. + */ +#define inb_local(__addr) __readb((void __iomem *)(unsigned long)(__addr)) +#define inb(__addr) __readb((void __iomem *)(unsigned long)(__addr)) +#define inw(__addr) __readw((void __iomem *)(unsigned long)(__addr)) +#define inl(__addr) __readl((void __iomem *)(unsigned long)(__addr)) + +#define outb_local(__b, __addr) __writeb(__b, (void __iomem *)(unsigned long)(__addr)) +#define outb(__b, __addr) __writeb(__b, (void __iomem *)(unsigned long)(__addr)) +#define outw(__w, __addr) __writew(__w, (void __iomem *)(unsigned long)(__addr)) +#define outl(__l, __addr) __writel(__l, (void __iomem *)(unsigned long)(__addr)) + +#define inb_p(__addr) inb(__addr) +#define outb_p(__b, __addr) outb(__b, __addr) +#define inw_p(__addr) inw(__addr) +#define outw_p(__w, __addr) outw(__w, __addr) +#define inl_p(__addr) inl(__addr) +#define outl_p(__l, __addr) outl(__l, __addr) + +void outsb(unsigned long addr, const void *src, unsigned long cnt); +void outsw(unsigned long addr, const void *src, unsigned long cnt); +void outsl(unsigned long addr, const void *src, unsigned long cnt); +void insb(unsigned long addr, void *dst, unsigned long count); +void insw(unsigned long addr, void *dst, unsigned long count); +void insl(unsigned long addr, void *dst, unsigned long count); + +#define IO_SPACE_LIMIT 0xffffffff + +/* + * SBus accessors. + * + * SBus has only one, memory mapped, I/O space. + * We do not need to flip bytes for SBus of course. + */ +static inline u8 _sbus_readb(const volatile void __iomem *addr) +{ + return *(__force volatile u8 *)addr; +} + +static inline u16 _sbus_readw(const volatile void __iomem *addr) +{ + return *(__force volatile u16 *)addr; +} + +static inline u32 _sbus_readl(const volatile void __iomem *addr) +{ + return *(__force volatile u32 *)addr; +} + +static inline void _sbus_writeb(u8 b, volatile void __iomem *addr) +{ + *(__force volatile u8 *)addr = b; +} + +static inline void _sbus_writew(u16 w, volatile void __iomem *addr) +{ + *(__force volatile u16 *)addr = w; +} + +static inline void _sbus_writel(u32 l, volatile void __iomem *addr) +{ + *(__force volatile u32 *)addr = l; +} + +/* + * The only reason for #define's is to hide casts to unsigned long. + */ +#define sbus_readb(__addr) _sbus_readb(__addr) +#define sbus_readw(__addr) _sbus_readw(__addr) +#define sbus_readl(__addr) _sbus_readl(__addr) +#define sbus_writeb(__b, __addr) _sbus_writeb(__b, __addr) +#define sbus_writew(__w, __addr) _sbus_writew(__w, __addr) +#define sbus_writel(__l, __addr) _sbus_writel(__l, __addr) + +static inline void sbus_memset_io(volatile void __iomem *__dst, int c, __kernel_size_t n) +{ + while(n--) { + sbus_writeb(c, __dst); + __dst++; + } +} + +static inline void +_memset_io(volatile void __iomem *dst, int c, __kernel_size_t n) +{ + volatile void __iomem *d = dst; + + while (n--) { + writeb(c, d); + d++; + } +} + +#define memset_io(d,c,sz) _memset_io(d,c,sz) + +static inline void +_memcpy_fromio(void *dst, const volatile void __iomem *src, __kernel_size_t n) +{ + char *d = dst; + + while (n--) { + char tmp = readb(src); + *d++ = tmp; + src++; + } +} + +#define memcpy_fromio(d,s,sz) _memcpy_fromio(d,s,sz) + +static inline void +_memcpy_toio(volatile void __iomem *dst, const void *src, __kernel_size_t n) +{ + const char *s = src; + volatile void __iomem *d = dst; + + while (n--) { + char tmp = *s++; + writeb(tmp, d); + d++; + } +} + +#define memcpy_toio(d,s,sz) _memcpy_toio(d,s,sz) + +#ifdef __KERNEL__ + +/* + * Bus number may be embedded in the higher bits of the physical address. + * This is why we have no bus number argument to ioremap(). + */ +extern void __iomem *ioremap(unsigned long offset, unsigned long size); +#define ioremap_nocache(X,Y) ioremap((X),(Y)) +#define ioremap_wc(X,Y) ioremap((X),(Y)) +extern void iounmap(volatile void __iomem *addr); + +#define ioread8(X) readb(X) +#define ioread16(X) readw(X) +#define ioread32(X) readl(X) +#define iowrite8(val,X) writeb(val,X) +#define iowrite16(val,X) writew(val,X) +#define iowrite32(val,X) writel(val,X) + +static inline void ioread8_rep(void __iomem *port, void *buf, unsigned long count) +{ + insb((unsigned long __force)port, buf, count); +} +static inline void ioread16_rep(void __iomem *port, void *buf, unsigned long count) +{ + insw((unsigned long __force)port, buf, count); +} + +static inline void ioread32_rep(void __iomem *port, void *buf, unsigned long count) +{ + insl((unsigned long __force)port, buf, count); +} + +static inline void iowrite8_rep(void __iomem *port, const void *buf, unsigned long count) +{ + outsb((unsigned long __force)port, buf, count); +} + +static inline void iowrite16_rep(void __iomem *port, const void *buf, unsigned long count) +{ + outsw((unsigned long __force)port, buf, count); +} + +static inline void iowrite32_rep(void __iomem *port, const void *buf, unsigned long count) +{ + outsl((unsigned long __force)port, buf, count); +} + +/* Create a virtual mapping cookie for an IO port range */ +extern void __iomem *ioport_map(unsigned long port, unsigned int nr); +extern void ioport_unmap(void __iomem *); + +/* Create a virtual mapping cookie for a PCI BAR (memory or IO) */ +struct pci_dev; +extern void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max); +extern void pci_iounmap(struct pci_dev *dev, void __iomem *); + +/* + * Bus number may be in res->flags... somewhere. + */ +extern void __iomem *sbus_ioremap(struct resource *res, unsigned long offset, + unsigned long size, char *name); +extern void sbus_iounmap(volatile void __iomem *vaddr, unsigned long size); + + +/* + * At the moment, we do not use CMOS_READ anywhere outside of rtc.c, + * so rtc_port is static in it. This should not change unless a new + * hardware pops up. + */ +#define RTC_PORT(x) (rtc_port + (x)) +#define RTC_ALWAYS_BCD 0 + +#endif + +#define __ARCH_HAS_NO_PAGE_ZERO_MAPPED 1 + +/* + * Convert a physical pointer to a virtual kernel pointer for /dev/mem + * access + */ +#define xlate_dev_mem_ptr(p) __va(p) + +/* + * Convert a virtual cached pointer to an uncached pointer + */ +#define xlate_dev_kmem_ptr(p) p + +#endif /* !(__SPARC_IO_H) */ diff --git a/arch/sparc/include/asm/io_64.h b/arch/sparc/include/asm/io_64.h new file mode 100644 index 0000000..0bff078 --- /dev/null +++ b/arch/sparc/include/asm/io_64.h @@ -0,0 +1,511 @@ +#ifndef __SPARC64_IO_H +#define __SPARC64_IO_H + +#include <linux/kernel.h> +#include <linux/compiler.h> +#include <linux/types.h> + +#include <asm/page.h> /* IO address mapping routines need this */ +#include <asm/system.h> +#include <asm/asi.h> + +/* PC crapola... */ +#define __SLOW_DOWN_IO do { } while (0) +#define SLOW_DOWN_IO do { } while (0) + +/* BIO layer definitions. */ +extern unsigned long kern_base, kern_size; +#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT) + +static inline u8 _inb(unsigned long addr) +{ + u8 ret; + + __asm__ __volatile__("lduba\t[%1] %2, %0\t/* pci_inb */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E_L) + : "memory"); + + return ret; +} + +static inline u16 _inw(unsigned long addr) +{ + u16 ret; + + __asm__ __volatile__("lduha\t[%1] %2, %0\t/* pci_inw */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E_L) + : "memory"); + + return ret; +} + +static inline u32 _inl(unsigned long addr) +{ + u32 ret; + + __asm__ __volatile__("lduwa\t[%1] %2, %0\t/* pci_inl */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E_L) + : "memory"); + + return ret; +} + +static inline void _outb(u8 b, unsigned long addr) +{ + __asm__ __volatile__("stba\t%r0, [%1] %2\t/* pci_outb */" + : /* no outputs */ + : "Jr" (b), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E_L) + : "memory"); +} + +static inline void _outw(u16 w, unsigned long addr) +{ + __asm__ __volatile__("stha\t%r0, [%1] %2\t/* pci_outw */" + : /* no outputs */ + : "Jr" (w), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E_L) + : "memory"); +} + +static inline void _outl(u32 l, unsigned long addr) +{ + __asm__ __volatile__("stwa\t%r0, [%1] %2\t/* pci_outl */" + : /* no outputs */ + : "Jr" (l), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E_L) + : "memory"); +} + +#define inb(__addr) (_inb((unsigned long)(__addr))) +#define inw(__addr) (_inw((unsigned long)(__addr))) +#define inl(__addr) (_inl((unsigned long)(__addr))) +#define outb(__b, __addr) (_outb((u8)(__b), (unsigned long)(__addr))) +#define outw(__w, __addr) (_outw((u16)(__w), (unsigned long)(__addr))) +#define outl(__l, __addr) (_outl((u32)(__l), (unsigned long)(__addr))) + +#define inb_p(__addr) inb(__addr) +#define outb_p(__b, __addr) outb(__b, __addr) +#define inw_p(__addr) inw(__addr) +#define outw_p(__w, __addr) outw(__w, __addr) +#define inl_p(__addr) inl(__addr) +#define outl_p(__l, __addr) outl(__l, __addr) + +extern void outsb(unsigned long, const void *, unsigned long); +extern void outsw(unsigned long, const void *, unsigned long); +extern void outsl(unsigned long, const void *, unsigned long); +extern void insb(unsigned long, void *, unsigned long); +extern void insw(unsigned long, void *, unsigned long); +extern void insl(unsigned long, void *, unsigned long); + +static inline void ioread8_rep(void __iomem *port, void *buf, unsigned long count) +{ + insb((unsigned long __force)port, buf, count); +} +static inline void ioread16_rep(void __iomem *port, void *buf, unsigned long count) +{ + insw((unsigned long __force)port, buf, count); +} + +static inline void ioread32_rep(void __iomem *port, void *buf, unsigned long count) +{ + insl((unsigned long __force)port, buf, count); +} + +static inline void iowrite8_rep(void __iomem *port, const void *buf, unsigned long count) +{ + outsb((unsigned long __force)port, buf, count); +} + +static inline void iowrite16_rep(void __iomem *port, const void *buf, unsigned long count) +{ + outsw((unsigned long __force)port, buf, count); +} + +static inline void iowrite32_rep(void __iomem *port, const void *buf, unsigned long count) +{ + outsl((unsigned long __force)port, buf, count); +} + +/* Memory functions, same as I/O accesses on Ultra. */ +static inline u8 _readb(const volatile void __iomem *addr) +{ u8 ret; + + __asm__ __volatile__("lduba\t[%1] %2, %0\t/* pci_readb */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E_L) + : "memory"); + return ret; +} + +static inline u16 _readw(const volatile void __iomem *addr) +{ u16 ret; + + __asm__ __volatile__("lduha\t[%1] %2, %0\t/* pci_readw */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E_L) + : "memory"); + + return ret; +} + +static inline u32 _readl(const volatile void __iomem *addr) +{ u32 ret; + + __asm__ __volatile__("lduwa\t[%1] %2, %0\t/* pci_readl */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E_L) + : "memory"); + + return ret; +} + +static inline u64 _readq(const volatile void __iomem *addr) +{ u64 ret; + + __asm__ __volatile__("ldxa\t[%1] %2, %0\t/* pci_readq */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E_L) + : "memory"); + + return ret; +} + +static inline void _writeb(u8 b, volatile void __iomem *addr) +{ + __asm__ __volatile__("stba\t%r0, [%1] %2\t/* pci_writeb */" + : /* no outputs */ + : "Jr" (b), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E_L) + : "memory"); +} + +static inline void _writew(u16 w, volatile void __iomem *addr) +{ + __asm__ __volatile__("stha\t%r0, [%1] %2\t/* pci_writew */" + : /* no outputs */ + : "Jr" (w), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E_L) + : "memory"); +} + +static inline void _writel(u32 l, volatile void __iomem *addr) +{ + __asm__ __volatile__("stwa\t%r0, [%1] %2\t/* pci_writel */" + : /* no outputs */ + : "Jr" (l), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E_L) + : "memory"); +} + +static inline void _writeq(u64 q, volatile void __iomem *addr) +{ + __asm__ __volatile__("stxa\t%r0, [%1] %2\t/* pci_writeq */" + : /* no outputs */ + : "Jr" (q), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E_L) + : "memory"); +} + +#define readb(__addr) _readb(__addr) +#define readw(__addr) _readw(__addr) +#define readl(__addr) _readl(__addr) +#define readq(__addr) _readq(__addr) +#define readb_relaxed(__addr) _readb(__addr) +#define readw_relaxed(__addr) _readw(__addr) +#define readl_relaxed(__addr) _readl(__addr) +#define readq_relaxed(__addr) _readq(__addr) +#define writeb(__b, __addr) _writeb(__b, __addr) +#define writew(__w, __addr) _writew(__w, __addr) +#define writel(__l, __addr) _writel(__l, __addr) +#define writeq(__q, __addr) _writeq(__q, __addr) + +/* Now versions without byte-swapping. */ +static inline u8 _raw_readb(unsigned long addr) +{ + u8 ret; + + __asm__ __volatile__("lduba\t[%1] %2, %0\t/* pci_raw_readb */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); + + return ret; +} + +static inline u16 _raw_readw(unsigned long addr) +{ + u16 ret; + + __asm__ __volatile__("lduha\t[%1] %2, %0\t/* pci_raw_readw */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); + + return ret; +} + +static inline u32 _raw_readl(unsigned long addr) +{ + u32 ret; + + __asm__ __volatile__("lduwa\t[%1] %2, %0\t/* pci_raw_readl */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); + + return ret; +} + +static inline u64 _raw_readq(unsigned long addr) +{ + u64 ret; + + __asm__ __volatile__("ldxa\t[%1] %2, %0\t/* pci_raw_readq */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); + + return ret; +} + +static inline void _raw_writeb(u8 b, unsigned long addr) +{ + __asm__ __volatile__("stba\t%r0, [%1] %2\t/* pci_raw_writeb */" + : /* no outputs */ + : "Jr" (b), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); +} + +static inline void _raw_writew(u16 w, unsigned long addr) +{ + __asm__ __volatile__("stha\t%r0, [%1] %2\t/* pci_raw_writew */" + : /* no outputs */ + : "Jr" (w), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); +} + +static inline void _raw_writel(u32 l, unsigned long addr) +{ + __asm__ __volatile__("stwa\t%r0, [%1] %2\t/* pci_raw_writel */" + : /* no outputs */ + : "Jr" (l), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); +} + +static inline void _raw_writeq(u64 q, unsigned long addr) +{ + __asm__ __volatile__("stxa\t%r0, [%1] %2\t/* pci_raw_writeq */" + : /* no outputs */ + : "Jr" (q), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); +} + +#define __raw_readb(__addr) (_raw_readb((unsigned long)(__addr))) +#define __raw_readw(__addr) (_raw_readw((unsigned long)(__addr))) +#define __raw_readl(__addr) (_raw_readl((unsigned long)(__addr))) +#define __raw_readq(__addr) (_raw_readq((unsigned long)(__addr))) +#define __raw_writeb(__b, __addr) (_raw_writeb((u8)(__b), (unsigned long)(__addr))) +#define __raw_writew(__w, __addr) (_raw_writew((u16)(__w), (unsigned long)(__addr))) +#define __raw_writel(__l, __addr) (_raw_writel((u32)(__l), (unsigned long)(__addr))) +#define __raw_writeq(__q, __addr) (_raw_writeq((u64)(__q), (unsigned long)(__addr))) + +/* Valid I/O Space regions are anywhere, because each PCI bus supported + * can live in an arbitrary area of the physical address range. + */ +#define IO_SPACE_LIMIT 0xffffffffffffffffUL + +/* Now, SBUS variants, only difference from PCI is that we do + * not use little-endian ASIs. + */ +static inline u8 _sbus_readb(const volatile void __iomem *addr) +{ + u8 ret; + + __asm__ __volatile__("lduba\t[%1] %2, %0\t/* sbus_readb */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E) + : "memory"); + + return ret; +} + +static inline u16 _sbus_readw(const volatile void __iomem *addr) +{ + u16 ret; + + __asm__ __volatile__("lduha\t[%1] %2, %0\t/* sbus_readw */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E) + : "memory"); + + return ret; +} + +static inline u32 _sbus_readl(const volatile void __iomem *addr) +{ + u32 ret; + + __asm__ __volatile__("lduwa\t[%1] %2, %0\t/* sbus_readl */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E) + : "memory"); + + return ret; +} + +static inline u64 _sbus_readq(const volatile void __iomem *addr) +{ + u64 ret; + + __asm__ __volatile__("ldxa\t[%1] %2, %0\t/* sbus_readq */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E) + : "memory"); + + return ret; +} + +static inline void _sbus_writeb(u8 b, volatile void __iomem *addr) +{ + __asm__ __volatile__("stba\t%r0, [%1] %2\t/* sbus_writeb */" + : /* no outputs */ + : "Jr" (b), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E) + : "memory"); +} + +static inline void _sbus_writew(u16 w, volatile void __iomem *addr) +{ + __asm__ __volatile__("stha\t%r0, [%1] %2\t/* sbus_writew */" + : /* no outputs */ + : "Jr" (w), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E) + : "memory"); +} + +static inline void _sbus_writel(u32 l, volatile void __iomem *addr) +{ + __asm__ __volatile__("stwa\t%r0, [%1] %2\t/* sbus_writel */" + : /* no outputs */ + : "Jr" (l), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E) + : "memory"); +} + +static inline void _sbus_writeq(u64 l, volatile void __iomem *addr) +{ + __asm__ __volatile__("stxa\t%r0, [%1] %2\t/* sbus_writeq */" + : /* no outputs */ + : "Jr" (l), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E) + : "memory"); +} + +#define sbus_readb(__addr) _sbus_readb(__addr) +#define sbus_readw(__addr) _sbus_readw(__addr) +#define sbus_readl(__addr) _sbus_readl(__addr) +#define sbus_readq(__addr) _sbus_readq(__addr) +#define sbus_writeb(__b, __addr) _sbus_writeb(__b, __addr) +#define sbus_writew(__w, __addr) _sbus_writew(__w, __addr) +#define sbus_writel(__l, __addr) _sbus_writel(__l, __addr) +#define sbus_writeq(__l, __addr) _sbus_writeq(__l, __addr) + +static inline void _sbus_memset_io(volatile void __iomem *dst, int c, __kernel_size_t n) +{ + while(n--) { + sbus_writeb(c, dst); + dst++; + } +} + +#define sbus_memset_io(d,c,sz) _sbus_memset_io(d,c,sz) + +static inline void +_memset_io(volatile void __iomem *dst, int c, __kernel_size_t n) +{ + volatile void __iomem *d = dst; + + while (n--) { + writeb(c, d); + d++; + } +} + +#define memset_io(d,c,sz) _memset_io(d,c,sz) + +static inline void +_memcpy_fromio(void *dst, const volatile void __iomem *src, __kernel_size_t n) +{ + char *d = dst; + + while (n--) { + char tmp = readb(src); + *d++ = tmp; + src++; + } +} + +#define memcpy_fromio(d,s,sz) _memcpy_fromio(d,s,sz) + +static inline void +_memcpy_toio(volatile void __iomem *dst, const void *src, __kernel_size_t n) +{ + const char *s = src; + volatile void __iomem *d = dst; + + while (n--) { + char tmp = *s++; + writeb(tmp, d); + d++; + } +} + +#define memcpy_toio(d,s,sz) _memcpy_toio(d,s,sz) + +#define mmiowb() + +#ifdef __KERNEL__ + +/* On sparc64 we have the whole physical IO address space accessible + * using physically addressed loads and stores, so this does nothing. + */ +static inline void __iomem *ioremap(unsigned long offset, unsigned long size) +{ + return (void __iomem *)offset; +} + +#define ioremap_nocache(X,Y) ioremap((X),(Y)) +#define ioremap_wc(X,Y) ioremap((X),(Y)) + +static inline void iounmap(volatile void __iomem *addr) +{ +} + +#define ioread8(X) readb(X) +#define ioread16(X) readw(X) +#define ioread32(X) readl(X) +#define iowrite8(val,X) writeb(val,X) +#define iowrite16(val,X) writew(val,X) +#define iowrite32(val,X) writel(val,X) + +/* Create a virtual mapping cookie for an IO port range */ +extern void __iomem *ioport_map(unsigned long port, unsigned int nr); +extern void ioport_unmap(void __iomem *); + +/* Create a virtual mapping cookie for a PCI BAR (memory or IO) */ +struct pci_dev; +extern void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max); +extern void pci_iounmap(struct pci_dev *dev, void __iomem *); + +/* Similarly for SBUS. */ +#define sbus_ioremap(__res, __offset, __size, __name) \ +({ unsigned long __ret; \ + __ret = (__res)->start + (((__res)->flags & 0x1ffUL) << 32UL); \ + __ret += (unsigned long) (__offset); \ + if (! request_region((__ret), (__size), (__name))) \ + __ret = 0UL; \ + (void __iomem *) __ret; \ +}) + +#define sbus_iounmap(__addr, __size) \ + release_region((unsigned long)(__addr), (__size)) + +/* + * Convert a physical pointer to a virtual kernel pointer for /dev/mem + * access + */ +#define xlate_dev_mem_ptr(p) __va(p) + +/* + * Convert a virtual cached pointer to an uncached pointer + */ +#define xlate_dev_kmem_ptr(p) p + +#endif + +#endif /* !(__SPARC64_IO_H) */ diff --git a/arch/sparc/include/asm/ioctl.h b/arch/sparc/include/asm/ioctl.h new file mode 100644 index 0000000..7d6bd51 --- /dev/null +++ b/arch/sparc/include/asm/ioctl.h @@ -0,0 +1,67 @@ +#ifndef _SPARC_IOCTL_H +#define _SPARC_IOCTL_H + +/* + * Our DIR and SIZE overlap in order to simulteneously provide + * a non-zero _IOC_NONE (for binary compatibility) and + * 14 bits of size as on i386. Here's the layout: + * + * 0xE0000000 DIR + * 0x80000000 DIR = WRITE + * 0x40000000 DIR = READ + * 0x20000000 DIR = NONE + * 0x3FFF0000 SIZE (overlaps NONE bit) + * 0x0000FF00 TYPE + * 0x000000FF NR (CMD) + */ + +#define _IOC_NRBITS 8 +#define _IOC_TYPEBITS 8 +#define _IOC_SIZEBITS 13 /* Actually 14, see below. */ +#define _IOC_DIRBITS 3 + +#define _IOC_NRMASK ((1 << _IOC_NRBITS)-1) +#define _IOC_TYPEMASK ((1 << _IOC_TYPEBITS)-1) +#define _IOC_SIZEMASK ((1 << _IOC_SIZEBITS)-1) +#define _IOC_XSIZEMASK ((1 << (_IOC_SIZEBITS+1))-1) +#define _IOC_DIRMASK ((1 << _IOC_DIRBITS)-1) + +#define _IOC_NRSHIFT 0 +#define _IOC_TYPESHIFT (_IOC_NRSHIFT + _IOC_NRBITS) +#define _IOC_SIZESHIFT (_IOC_TYPESHIFT + _IOC_TYPEBITS) +#define _IOC_DIRSHIFT (_IOC_SIZESHIFT + _IOC_SIZEBITS) + +#define _IOC_NONE 1U +#define _IOC_READ 2U +#define _IOC_WRITE 4U + +#define _IOC(dir,type,nr,size) \ + (((dir) << _IOC_DIRSHIFT) | \ + ((type) << _IOC_TYPESHIFT) | \ + ((nr) << _IOC_NRSHIFT) | \ + ((size) << _IOC_SIZESHIFT)) + +#define _IO(type,nr) _IOC(_IOC_NONE,(type),(nr),0) +#define _IOR(type,nr,size) _IOC(_IOC_READ,(type),(nr),sizeof(size)) +#define _IOW(type,nr,size) _IOC(_IOC_WRITE,(type),(nr),sizeof(size)) +#define _IOWR(type,nr,size) _IOC(_IOC_READ|_IOC_WRITE,(type),(nr),sizeof(size)) + +/* Used to decode ioctl numbers in drivers despite the leading underscore... */ +#define _IOC_DIR(nr) \ + ( (((((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK) & (_IOC_WRITE|_IOC_READ)) != 0)? \ + (((nr) >> _IOC_DIRSHIFT) & (_IOC_WRITE|_IOC_READ)): \ + (((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK) ) +#define _IOC_TYPE(nr) (((nr) >> _IOC_TYPESHIFT) & _IOC_TYPEMASK) +#define _IOC_NR(nr) (((nr) >> _IOC_NRSHIFT) & _IOC_NRMASK) +#define _IOC_SIZE(nr) \ + ((((((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK) & (_IOC_WRITE|_IOC_READ)) == 0)? \ + 0: (((nr) >> _IOC_SIZESHIFT) & _IOC_XSIZEMASK)) + +/* ...and for the PCMCIA and sound. */ +#define IOC_IN (_IOC_WRITE << _IOC_DIRSHIFT) +#define IOC_OUT (_IOC_READ << _IOC_DIRSHIFT) +#define IOC_INOUT ((_IOC_WRITE|_IOC_READ) << _IOC_DIRSHIFT) +#define IOCSIZE_MASK (_IOC_XSIZEMASK << _IOC_SIZESHIFT) +#define IOCSIZE_SHIFT (_IOC_SIZESHIFT) + +#endif /* !(_SPARC_IOCTL_H) */ diff --git a/arch/sparc/include/asm/ioctls.h b/arch/sparc/include/asm/ioctls.h new file mode 100644 index 0000000..1fe6855 --- /dev/null +++ b/arch/sparc/include/asm/ioctls.h @@ -0,0 +1,136 @@ +#ifndef _ASM_SPARC_IOCTLS_H +#define _ASM_SPARC_IOCTLS_H + +#include <asm/ioctl.h> + +/* Big T */ +#define TCGETA _IOR('T', 1, struct termio) +#define TCSETA _IOW('T', 2, struct termio) +#define TCSETAW _IOW('T', 3, struct termio) +#define TCSETAF _IOW('T', 4, struct termio) +#define TCSBRK _IO('T', 5) +#define TCXONC _IO('T', 6) +#define TCFLSH _IO('T', 7) +#define TCGETS _IOR('T', 8, struct termios) +#define TCSETS _IOW('T', 9, struct termios) +#define TCSETSW _IOW('T', 10, struct termios) +#define TCSETSF _IOW('T', 11, struct termios) +#define TCGETS2 _IOR('T', 12, struct termios2) +#define TCSETS2 _IOW('T', 13, struct termios2) +#define TCSETSW2 _IOW('T', 14, struct termios2) +#define TCSETSF2 _IOW('T', 15, struct termios2) + +/* Note that all the ioctls that are not available in Linux have a + * double underscore on the front to: a) avoid some programs to + * think we support some ioctls under Linux (autoconfiguration stuff) + */ +/* Little t */ +#define TIOCGETD _IOR('t', 0, int) +#define TIOCSETD _IOW('t', 1, int) +#define __TIOCHPCL _IO('t', 2) /* SunOS Specific */ +#define __TIOCMODG _IOR('t', 3, int) /* SunOS Specific */ +#define __TIOCMODS _IOW('t', 4, int) /* SunOS Specific */ +#define __TIOCGETP _IOR('t', 8, struct sgttyb) /* SunOS Specific */ +#define __TIOCSETP _IOW('t', 9, struct sgttyb) /* SunOS Specific */ +#define __TIOCSETN _IOW('t', 10, struct sgttyb) /* SunOS Specific */ +#define TIOCEXCL _IO('t', 13) +#define TIOCNXCL _IO('t', 14) +#define __TIOCFLUSH _IOW('t', 16, int) /* SunOS Specific */ +#define __TIOCSETC _IOW('t', 17, struct tchars) /* SunOS Specific */ +#define __TIOCGETC _IOR('t', 18, struct tchars) /* SunOS Specific */ +#define __TIOCTCNTL _IOW('t', 32, int) /* SunOS Specific */ +#define __TIOCSIGNAL _IOW('t', 33, int) /* SunOS Specific */ +#define __TIOCSETX _IOW('t', 34, int) /* SunOS Specific */ +#define __TIOCGETX _IOR('t', 35, int) /* SunOS Specific */ +#define TIOCCONS _IO('t', 36) +#define TIOCGSOFTCAR _IOR('t', 100, int) +#define TIOCSSOFTCAR _IOW('t', 101, int) +#define __TIOCUCNTL _IOW('t', 102, int) /* SunOS Specific */ +#define TIOCSWINSZ _IOW('t', 103, struct winsize) +#define TIOCGWINSZ _IOR('t', 104, struct winsize) +#define __TIOCREMOTE _IOW('t', 105, int) /* SunOS Specific */ +#define TIOCMGET _IOR('t', 106, int) +#define TIOCMBIC _IOW('t', 107, int) +#define TIOCMBIS _IOW('t', 108, int) +#define TIOCMSET _IOW('t', 109, int) +#define TIOCSTART _IO('t', 110) +#define TIOCSTOP _IO('t', 111) +#define TIOCPKT _IOW('t', 112, int) +#define TIOCNOTTY _IO('t', 113) +#define TIOCSTI _IOW('t', 114, char) +#define TIOCOUTQ _IOR('t', 115, int) +#define __TIOCGLTC _IOR('t', 116, struct ltchars) /* SunOS Specific */ +#define __TIOCSLTC _IOW('t', 117, struct ltchars) /* SunOS Specific */ +/* 118 is the non-posix setpgrp tty ioctl */ +/* 119 is the non-posix getpgrp tty ioctl */ +#define __TIOCCDTR _IO('t', 120) /* SunOS Specific */ +#define __TIOCSDTR _IO('t', 121) /* SunOS Specific */ +#define TIOCCBRK _IO('t', 122) +#define TIOCSBRK _IO('t', 123) +#define __TIOCLGET _IOW('t', 124, int) /* SunOS Specific */ +#define __TIOCLSET _IOW('t', 125, int) /* SunOS Specific */ +#define __TIOCLBIC _IOW('t', 126, int) /* SunOS Specific */ +#define __TIOCLBIS _IOW('t', 127, int) /* SunOS Specific */ +#define __TIOCISPACE _IOR('t', 128, int) /* SunOS Specific */ +#define __TIOCISIZE _IOR('t', 129, int) /* SunOS Specific */ +#define TIOCSPGRP _IOW('t', 130, int) +#define TIOCGPGRP _IOR('t', 131, int) +#define TIOCSCTTY _IO('t', 132) +#define TIOCGSID _IOR('t', 133, int) +/* Get minor device of a pty master's FD -- Solaris equiv is ISPTM */ +#define TIOCGPTN _IOR('t', 134, unsigned int) /* Get Pty Number */ +#define TIOCSPTLCK _IOW('t', 135, int) /* Lock/unlock PTY */ + +/* Little f */ +#define FIOCLEX _IO('f', 1) +#define FIONCLEX _IO('f', 2) +#define FIOASYNC _IOW('f', 125, int) +#define FIONBIO _IOW('f', 126, int) +#define FIONREAD _IOR('f', 127, int) +#define TIOCINQ FIONREAD +#define FIOQSIZE _IOR('f', 128, loff_t) + +/* SCARY Rutgers local SunOS kernel hackery, perhaps I will support it + * someday. This is completely bogus, I know... + */ +#define __TCGETSTAT _IO('T', 200) /* Rutgers specific */ +#define __TCSETSTAT _IO('T', 201) /* Rutgers specific */ + +/* Linux specific, no SunOS equivalent. */ +#define TIOCLINUX 0x541C +#define TIOCGSERIAL 0x541E +#define TIOCSSERIAL 0x541F +#define TCSBRKP 0x5425 +#define TIOCSERCONFIG 0x5453 +#define TIOCSERGWILD 0x5454 +#define TIOCSERSWILD 0x5455 +#define TIOCGLCKTRMIOS 0x5456 +#define TIOCSLCKTRMIOS 0x5457 +#define TIOCSERGSTRUCT 0x5458 /* For debugging only */ +#define TIOCSERGETLSR 0x5459 /* Get line status register */ +#define TIOCSERGETMULTI 0x545A /* Get multiport config */ +#define TIOCSERSETMULTI 0x545B /* Set multiport config */ +#define TIOCMIWAIT 0x545C /* Wait for change on serial input line(s) */ +#define TIOCGICOUNT 0x545D /* Read serial port inline interrupt counts */ + +/* Kernel definitions */ +#ifdef __KERNEL__ +#define TIOCGETC __TIOCGETC +#define TIOCGETP __TIOCGETP +#define TIOCGLTC __TIOCGLTC +#define TIOCSLTC __TIOCSLTC +#define TIOCSETP __TIOCSETP +#define TIOCSETN __TIOCSETN +#define TIOCSETC __TIOCSETC +#endif + +/* Used for packet mode */ +#define TIOCPKT_DATA 0 +#define TIOCPKT_FLUSHREAD 1 +#define TIOCPKT_FLUSHWRITE 2 +#define TIOCPKT_STOP 4 +#define TIOCPKT_START 8 +#define TIOCPKT_NOSTOP 16 +#define TIOCPKT_DOSTOP 32 + +#endif /* !(_ASM_SPARC_IOCTLS_H) */ diff --git a/arch/sparc/include/asm/iommu.h b/arch/sparc/include/asm/iommu.h new file mode 100644 index 0000000..e650965 --- /dev/null +++ b/arch/sparc/include/asm/iommu.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_IOMMU_H +#define ___ASM_SPARC_IOMMU_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/iommu_64.h> +#else +#include <asm/iommu_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/iommu_32.h b/arch/sparc/include/asm/iommu_32.h new file mode 100644 index 0000000..70c589c --- /dev/null +++ b/arch/sparc/include/asm/iommu_32.h @@ -0,0 +1,121 @@ +/* iommu.h: Definitions for the sun4m IOMMU. + * + * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) + */ +#ifndef _SPARC_IOMMU_H +#define _SPARC_IOMMU_H + +#include <asm/page.h> +#include <asm/bitext.h> + +/* The iommu handles all virtual to physical address translations + * that occur between the SBUS and physical memory. Access by + * the cpu to IO registers and similar go over the mbus so are + * translated by the on chip SRMMU. The iommu and the srmmu do + * not need to have the same translations at all, in fact most + * of the time the translations they handle are a disjunct set. + * Basically the iommu handles all dvma sbus activity. + */ + +/* The IOMMU registers occupy three pages in IO space. */ +struct iommu_regs { + /* First page */ + volatile unsigned long control; /* IOMMU control */ + volatile unsigned long base; /* Physical base of iopte page table */ + volatile unsigned long _unused1[3]; + volatile unsigned long tlbflush; /* write only */ + volatile unsigned long pageflush; /* write only */ + volatile unsigned long _unused2[1017]; + /* Second page */ + volatile unsigned long afsr; /* Async-fault status register */ + volatile unsigned long afar; /* Async-fault physical address */ + volatile unsigned long _unused3[2]; + volatile unsigned long sbuscfg0; /* SBUS configuration registers, per-slot */ + volatile unsigned long sbuscfg1; + volatile unsigned long sbuscfg2; + volatile unsigned long sbuscfg3; + volatile unsigned long mfsr; /* Memory-fault status register */ + volatile unsigned long mfar; /* Memory-fault physical address */ + volatile unsigned long _unused4[1014]; + /* Third page */ + volatile unsigned long mid; /* IOMMU module-id */ +}; + +#define IOMMU_CTRL_IMPL 0xf0000000 /* Implementation */ +#define IOMMU_CTRL_VERS 0x0f000000 /* Version */ +#define IOMMU_CTRL_RNGE 0x0000001c /* Mapping RANGE */ +#define IOMMU_RNGE_16MB 0x00000000 /* 0xff000000 -> 0xffffffff */ +#define IOMMU_RNGE_32MB 0x00000004 /* 0xfe000000 -> 0xffffffff */ +#define IOMMU_RNGE_64MB 0x00000008 /* 0xfc000000 -> 0xffffffff */ +#define IOMMU_RNGE_128MB 0x0000000c /* 0xf8000000 -> 0xffffffff */ +#define IOMMU_RNGE_256MB 0x00000010 /* 0xf0000000 -> 0xffffffff */ +#define IOMMU_RNGE_512MB 0x00000014 /* 0xe0000000 -> 0xffffffff */ +#define IOMMU_RNGE_1GB 0x00000018 /* 0xc0000000 -> 0xffffffff */ +#define IOMMU_RNGE_2GB 0x0000001c /* 0x80000000 -> 0xffffffff */ +#define IOMMU_CTRL_ENAB 0x00000001 /* IOMMU Enable */ + +#define IOMMU_AFSR_ERR 0x80000000 /* LE, TO, or BE asserted */ +#define IOMMU_AFSR_LE 0x40000000 /* SBUS reports error after transaction */ +#define IOMMU_AFSR_TO 0x20000000 /* Write access took more than 12.8 us. */ +#define IOMMU_AFSR_BE 0x10000000 /* Write access received error acknowledge */ +#define IOMMU_AFSR_SIZE 0x0e000000 /* Size of transaction causing error */ +#define IOMMU_AFSR_S 0x01000000 /* Sparc was in supervisor mode */ +#define IOMMU_AFSR_RESV 0x00f00000 /* Reserver, forced to 0x8 by hardware */ +#define IOMMU_AFSR_ME 0x00080000 /* Multiple errors occurred */ +#define IOMMU_AFSR_RD 0x00040000 /* A read operation was in progress */ +#define IOMMU_AFSR_FAV 0x00020000 /* IOMMU afar has valid contents */ + +#define IOMMU_SBCFG_SAB30 0x00010000 /* Phys-address bit 30 when bypass enabled */ +#define IOMMU_SBCFG_BA16 0x00000004 /* Slave supports 16 byte bursts */ +#define IOMMU_SBCFG_BA8 0x00000002 /* Slave supports 8 byte bursts */ +#define IOMMU_SBCFG_BYPASS 0x00000001 /* Bypass IOMMU, treat all addresses + produced by this device as pure + physical. */ + +#define IOMMU_MFSR_ERR 0x80000000 /* One or more of PERR1 or PERR0 */ +#define IOMMU_MFSR_S 0x01000000 /* Sparc was in supervisor mode */ +#define IOMMU_MFSR_CPU 0x00800000 /* CPU transaction caused parity error */ +#define IOMMU_MFSR_ME 0x00080000 /* Multiple parity errors occurred */ +#define IOMMU_MFSR_PERR 0x00006000 /* high bit indicates parity error occurred + on the even word of the access, low bit + indicated odd word caused the parity error */ +#define IOMMU_MFSR_BM 0x00001000 /* Error occurred while in boot mode */ +#define IOMMU_MFSR_C 0x00000800 /* Address causing error was marked cacheable */ +#define IOMMU_MFSR_RTYP 0x000000f0 /* Memory request transaction type */ + +#define IOMMU_MID_SBAE 0x001f0000 /* SBus arbitration enable */ +#define IOMMU_MID_SE 0x00100000 /* Enables SCSI/ETHERNET arbitration */ +#define IOMMU_MID_SB3 0x00080000 /* Enable SBUS device 3 arbitration */ +#define IOMMU_MID_SB2 0x00040000 /* Enable SBUS device 2 arbitration */ +#define IOMMU_MID_SB1 0x00020000 /* Enable SBUS device 1 arbitration */ +#define IOMMU_MID_SB0 0x00010000 /* Enable SBUS device 0 arbitration */ +#define IOMMU_MID_MID 0x0000000f /* Module-id, hardcoded to 0x8 */ + +/* The format of an iopte in the page tables */ +#define IOPTE_PAGE 0x07ffff00 /* Physical page number (PA[30:12]) */ +#define IOPTE_CACHE 0x00000080 /* Cached (in vme IOCACHE or Viking/MXCC) */ +#define IOPTE_WRITE 0x00000004 /* Writeable */ +#define IOPTE_VALID 0x00000002 /* IOPTE is valid */ +#define IOPTE_WAZ 0x00000001 /* Write as zeros */ + +struct iommu_struct { + struct iommu_regs *regs; + iopte_t *page_table; + /* For convenience */ + unsigned long start; /* First managed virtual address */ + unsigned long end; /* Last managed virtual address */ + + struct bit_map usemap; +}; + +static inline void iommu_invalidate(struct iommu_regs *regs) +{ + regs->tlbflush = 0; +} + +static inline void iommu_invalidate_page(struct iommu_regs *regs, unsigned long ba) +{ + regs->pageflush = (ba & PAGE_MASK); +} + +#endif /* !(_SPARC_IOMMU_H) */ diff --git a/arch/sparc/include/asm/iommu_64.h b/arch/sparc/include/asm/iommu_64.h new file mode 100644 index 0000000..d7b9afc --- /dev/null +++ b/arch/sparc/include/asm/iommu_64.h @@ -0,0 +1,62 @@ +/* iommu.h: Definitions for the sun5 IOMMU. + * + * Copyright (C) 1996, 1999, 2007 David S. Miller (davem@davemloft.net) + */ +#ifndef _SPARC64_IOMMU_H +#define _SPARC64_IOMMU_H + +/* The format of an iopte in the page tables. */ +#define IOPTE_VALID 0x8000000000000000UL +#define IOPTE_64K 0x2000000000000000UL +#define IOPTE_STBUF 0x1000000000000000UL +#define IOPTE_INTRA 0x0800000000000000UL +#define IOPTE_CONTEXT 0x07ff800000000000UL +#define IOPTE_PAGE 0x00007fffffffe000UL +#define IOPTE_CACHE 0x0000000000000010UL +#define IOPTE_WRITE 0x0000000000000002UL + +#define IOMMU_NUM_CTXS 4096 + +struct iommu_arena { + unsigned long *map; + unsigned int hint; + unsigned int limit; +}; + +struct iommu { + spinlock_t lock; + struct iommu_arena arena; + void (*flush_all)(struct iommu *); + iopte_t *page_table; + u32 page_table_map_base; + unsigned long iommu_control; + unsigned long iommu_tsbbase; + unsigned long iommu_flush; + unsigned long iommu_flushinv; + unsigned long iommu_tags; + unsigned long iommu_ctxflush; + unsigned long write_complete_reg; + unsigned long dummy_page; + unsigned long dummy_page_pa; + unsigned long ctx_lowest_free; + DECLARE_BITMAP(ctx_bitmap, IOMMU_NUM_CTXS); + u32 dma_addr_mask; +}; + +struct strbuf { + int strbuf_enabled; + unsigned long strbuf_control; + unsigned long strbuf_pflush; + unsigned long strbuf_fsync; + unsigned long strbuf_ctxflush; + unsigned long strbuf_ctxmatch_base; + unsigned long strbuf_flushflag_pa; + volatile unsigned long *strbuf_flushflag; + volatile unsigned long __flushflag_buf[(64+(64-1)) / sizeof(long)]; +}; + +extern int iommu_table_init(struct iommu *iommu, int tsbsize, + u32 dma_offset, u32 dma_addr_mask, + int numa_node); + +#endif /* !(_SPARC64_IOMMU_H) */ diff --git a/arch/sparc/include/asm/ipcbuf.h b/arch/sparc/include/asm/ipcbuf.h new file mode 100644 index 0000000..17d6ef7 --- /dev/null +++ b/arch/sparc/include/asm/ipcbuf.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_IPCBUF_H +#define ___ASM_SPARC_IPCBUF_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/ipcbuf_64.h> +#else +#include <asm/ipcbuf_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/ipcbuf_32.h b/arch/sparc/include/asm/ipcbuf_32.h new file mode 100644 index 0000000..6387209 --- /dev/null +++ b/arch/sparc/include/asm/ipcbuf_32.h @@ -0,0 +1,31 @@ +#ifndef _SPARC_IPCBUF_H +#define _SPARC_IPCBUF_H + +/* + * The ipc64_perm structure for sparc architecture. + * Note extra padding because this structure is passed back and forth + * between kernel and user space. + * + * Pad space is left for: + * - 32-bit mode + * - 32-bit seq + * - 2 miscellaneous 64-bit values (so that this structure matches + * sparc64 ipc64_perm) + */ + +struct ipc64_perm +{ + __kernel_key_t key; + __kernel_uid32_t uid; + __kernel_gid32_t gid; + __kernel_uid32_t cuid; + __kernel_gid32_t cgid; + unsigned short __pad1; + __kernel_mode_t mode; + unsigned short __pad2; + unsigned short seq; + unsigned long long __unused1; + unsigned long long __unused2; +}; + +#endif /* _SPARC_IPCBUF_H */ diff --git a/arch/sparc/include/asm/ipcbuf_64.h b/arch/sparc/include/asm/ipcbuf_64.h new file mode 100644 index 0000000..a44b855 --- /dev/null +++ b/arch/sparc/include/asm/ipcbuf_64.h @@ -0,0 +1,28 @@ +#ifndef _SPARC64_IPCBUF_H +#define _SPARC64_IPCBUF_H + +/* + * The ipc64_perm structure for sparc64 architecture. + * Note extra padding because this structure is passed back and forth + * between kernel and user space. + * + * Pad space is left for: + * - 32-bit seq + * - 2 miscellaneous 64-bit values + */ + +struct ipc64_perm +{ + __kernel_key_t key; + __kernel_uid_t uid; + __kernel_gid_t gid; + __kernel_uid_t cuid; + __kernel_gid_t cgid; + __kernel_mode_t mode; + unsigned short __pad1; + unsigned short seq; + unsigned long __unused1; + unsigned long __unused2; +}; + +#endif /* _SPARC64_IPCBUF_H */ diff --git a/arch/sparc/include/asm/irq.h b/arch/sparc/include/asm/irq.h new file mode 100644 index 0000000..3b44a6a --- /dev/null +++ b/arch/sparc/include/asm/irq.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_IRQ_H +#define ___ASM_SPARC_IRQ_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/irq_64.h> +#else +#include <asm/irq_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/irq_32.h b/arch/sparc/include/asm/irq_32.h new file mode 100644 index 0000000..fe205cc --- /dev/null +++ b/arch/sparc/include/asm/irq_32.h @@ -0,0 +1,15 @@ +/* irq.h: IRQ registers on the Sparc. + * + * Copyright (C) 1995, 2007 David S. Miller (davem@davemloft.net) + */ + +#ifndef _SPARC_IRQ_H +#define _SPARC_IRQ_H + +#include <linux/interrupt.h> + +#define NR_IRQS 16 + +#define irq_canonicalize(irq) (irq) + +#endif diff --git a/arch/sparc/include/asm/irq_64.h b/arch/sparc/include/asm/irq_64.h new file mode 100644 index 0000000..0bb9bf5 --- /dev/null +++ b/arch/sparc/include/asm/irq_64.h @@ -0,0 +1,93 @@ +/* irq.h: IRQ registers on the 64-bit Sparc. + * + * Copyright (C) 1996 David S. Miller (davem@davemloft.net) + * Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz) + */ + +#ifndef _SPARC64_IRQ_H +#define _SPARC64_IRQ_H + +#include <linux/linkage.h> +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/interrupt.h> +#include <asm/pil.h> +#include <asm/ptrace.h> + +/* IMAP/ICLR register defines */ +#define IMAP_VALID 0x80000000UL /* IRQ Enabled */ +#define IMAP_TID_UPA 0x7c000000UL /* UPA TargetID */ +#define IMAP_TID_JBUS 0x7c000000UL /* JBUS TargetID */ +#define IMAP_TID_SHIFT 26 +#define IMAP_AID_SAFARI 0x7c000000UL /* Safari AgentID */ +#define IMAP_AID_SHIFT 26 +#define IMAP_NID_SAFARI 0x03e00000UL /* Safari NodeID */ +#define IMAP_NID_SHIFT 21 +#define IMAP_IGN 0x000007c0UL /* IRQ Group Number */ +#define IMAP_INO 0x0000003fUL /* IRQ Number */ +#define IMAP_INR 0x000007ffUL /* Full interrupt number*/ + +#define ICLR_IDLE 0x00000000UL /* Idle state */ +#define ICLR_TRANSMIT 0x00000001UL /* Transmit state */ +#define ICLR_PENDING 0x00000003UL /* Pending state */ + +/* The largest number of unique interrupt sources we support. + * If this needs to ever be larger than 255, you need to change + * the type of ino_bucket->virt_irq as appropriate. + * + * ino_bucket->virt_irq allocation is made during {sun4v_,}build_irq(). + */ +#define NR_IRQS 255 + +extern void irq_install_pre_handler(int virt_irq, + void (*func)(unsigned int, void *, void *), + void *arg1, void *arg2); +#define irq_canonicalize(irq) (irq) +extern unsigned int build_irq(int inofixup, unsigned long iclr, unsigned long imap); +extern unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino); +extern unsigned int sun4v_build_virq(u32 devhandle, unsigned int devino); +extern unsigned int sun4v_build_msi(u32 devhandle, unsigned int *virt_irq_p, + unsigned int msi_devino_start, + unsigned int msi_devino_end); +extern void sun4v_destroy_msi(unsigned int virt_irq); +extern unsigned int sun4u_build_msi(u32 portid, unsigned int *virt_irq_p, + unsigned int msi_devino_start, + unsigned int msi_devino_end, + unsigned long imap_base, + unsigned long iclr_base); +extern void sun4u_destroy_msi(unsigned int virt_irq); +extern unsigned int sbus_build_irq(void *sbus, unsigned int ino); + +extern unsigned char virt_irq_alloc(unsigned int dev_handle, + unsigned int dev_ino); +#ifdef CONFIG_PCI_MSI +extern void virt_irq_free(unsigned int virt_irq); +#endif + +extern void __init init_IRQ(void); +extern void fixup_irqs(void); + +static inline void set_softint(unsigned long bits) +{ + __asm__ __volatile__("wr %0, 0x0, %%set_softint" + : /* No outputs */ + : "r" (bits)); +} + +static inline void clear_softint(unsigned long bits) +{ + __asm__ __volatile__("wr %0, 0x0, %%clear_softint" + : /* No outputs */ + : "r" (bits)); +} + +static inline unsigned long get_softint(void) +{ + unsigned long retval; + + __asm__ __volatile__("rd %%softint, %0" + : "=r" (retval)); + return retval; +} + +#endif diff --git a/arch/sparc/include/asm/irq_regs.h b/arch/sparc/include/asm/irq_regs.h new file mode 100644 index 0000000..3dd9c0b --- /dev/null +++ b/arch/sparc/include/asm/irq_regs.h @@ -0,0 +1 @@ +#include <asm-generic/irq_regs.h> diff --git a/arch/sparc/include/asm/irqflags.h b/arch/sparc/include/asm/irqflags.h new file mode 100644 index 0000000..1e13863 --- /dev/null +++ b/arch/sparc/include/asm/irqflags.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_IRQFLAGS_H +#define ___ASM_SPARC_IRQFLAGS_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/irqflags_64.h> +#else +#include <asm/irqflags_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/irqflags_32.h b/arch/sparc/include/asm/irqflags_32.h new file mode 100644 index 0000000..0fca9d9 --- /dev/null +++ b/arch/sparc/include/asm/irqflags_32.h @@ -0,0 +1,39 @@ +/* + * include/asm/irqflags.h + * + * IRQ flags handling + * + * This file gets included from lowlevel asm headers too, to provide + * wrapped versions of the local_irq_*() APIs, based on the + * raw_local_irq_*() functions from the lowlevel headers. + */ +#ifndef _ASM_IRQFLAGS_H +#define _ASM_IRQFLAGS_H + +#ifndef __ASSEMBLY__ + +extern void raw_local_irq_restore(unsigned long); +extern unsigned long __raw_local_irq_save(void); +extern void raw_local_irq_enable(void); + +static inline unsigned long getipl(void) +{ + unsigned long retval; + + __asm__ __volatile__("rd %%psr, %0" : "=r" (retval)); + return retval; +} + +#define raw_local_save_flags(flags) ((flags) = getipl()) +#define raw_local_irq_save(flags) ((flags) = __raw_local_irq_save()) +#define raw_local_irq_disable() ((void) __raw_local_irq_save()) +#define raw_irqs_disabled() ((getipl() & PSR_PIL) != 0) + +static inline int raw_irqs_disabled_flags(unsigned long flags) +{ + return ((flags & PSR_PIL) != 0); +} + +#endif /* (__ASSEMBLY__) */ + +#endif /* !(_ASM_IRQFLAGS_H) */ diff --git a/arch/sparc/include/asm/irqflags_64.h b/arch/sparc/include/asm/irqflags_64.h new file mode 100644 index 0000000..bb42e59 --- /dev/null +++ b/arch/sparc/include/asm/irqflags_64.h @@ -0,0 +1,89 @@ +/* + * include/asm/irqflags.h + * + * IRQ flags handling + * + * This file gets included from lowlevel asm headers too, to provide + * wrapped versions of the local_irq_*() APIs, based on the + * raw_local_irq_*() functions from the lowlevel headers. + */ +#ifndef _ASM_IRQFLAGS_H +#define _ASM_IRQFLAGS_H + +#ifndef __ASSEMBLY__ + +static inline unsigned long __raw_local_save_flags(void) +{ + unsigned long flags; + + __asm__ __volatile__( + "rdpr %%pil, %0" + : "=r" (flags) + ); + + return flags; +} + +#define raw_local_save_flags(flags) \ + do { (flags) = __raw_local_save_flags(); } while (0) + +static inline void raw_local_irq_restore(unsigned long flags) +{ + __asm__ __volatile__( + "wrpr %0, %%pil" + : /* no output */ + : "r" (flags) + : "memory" + ); +} + +static inline void raw_local_irq_disable(void) +{ + __asm__ __volatile__( + "wrpr 15, %%pil" + : /* no outputs */ + : /* no inputs */ + : "memory" + ); +} + +static inline void raw_local_irq_enable(void) +{ + __asm__ __volatile__( + "wrpr 0, %%pil" + : /* no outputs */ + : /* no inputs */ + : "memory" + ); +} + +static inline int raw_irqs_disabled_flags(unsigned long flags) +{ + return (flags > 0); +} + +static inline int raw_irqs_disabled(void) +{ + unsigned long flags = __raw_local_save_flags(); + + return raw_irqs_disabled_flags(flags); +} + +/* + * For spinlocks, etc: + */ +static inline unsigned long __raw_local_irq_save(void) +{ + unsigned long flags = __raw_local_save_flags(); + + raw_local_irq_disable(); + + return flags; +} + +#define raw_local_irq_save(flags) \ + do { (flags) = __raw_local_irq_save(); } while (0) + +#endif /* (__ASSEMBLY__) */ + +#endif /* !(_ASM_IRQFLAGS_H) */ diff --git a/arch/sparc/include/asm/jsflash.h b/arch/sparc/include/asm/jsflash.h new file mode 100644 index 0000000..3457f29 --- /dev/null +++ b/arch/sparc/include/asm/jsflash.h @@ -0,0 +1,39 @@ +/* + * jsflash.h: OS Flash SIMM support for JavaStations. + * + * Copyright (C) 1999 Pete Zaitcev + */ + +#ifndef _SPARC_JSFLASH_H +#define _SPARC_JSFLASH_H + +#ifndef _SPARC_TYPES_H +#include <asm/types.h> +#endif + +/* + * Semantics of the offset is a full address. + * Hardcode it or get it from probe ioctl. + * + * We use full bus address, so that we would be + * automatically compatible with possible future systems. + */ + +#define JSFLASH_IDENT (('F'<<8)|54) +struct jsflash_ident_arg { + __u64 off; /* 0x20000000 is included */ + __u32 size; + char name[32]; /* With trailing zero */ +}; + +#define JSFLASH_ERASE (('F'<<8)|55) +/* Put 0 as argument, may be flags or sector number... */ + +#define JSFLASH_PROGRAM (('F'<<8)|56) +struct jsflash_program_arg { + __u64 data; /* char* for sparc and sparc64 */ + __u64 off; + __u32 size; +}; + +#endif /* _SPARC_JSFLASH_H */ diff --git a/arch/sparc/include/asm/kdebug.h b/arch/sparc/include/asm/kdebug.h new file mode 100644 index 0000000..8d12581 --- /dev/null +++ b/arch/sparc/include/asm/kdebug.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_KDEBUG_H +#define ___ASM_SPARC_KDEBUG_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/kdebug_64.h> +#else +#include <asm/kdebug_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/kdebug_32.h b/arch/sparc/include/asm/kdebug_32.h new file mode 100644 index 0000000..f69fe7d --- /dev/null +++ b/arch/sparc/include/asm/kdebug_32.h @@ -0,0 +1,73 @@ +/* + * kdebug.h: Defines and definitions for debugging the Linux kernel + * under various kernel debuggers. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ +#ifndef _SPARC_KDEBUG_H +#define _SPARC_KDEBUG_H + +#include <asm/openprom.h> +#include <asm/vaddrs.h> + +/* Breakpoints are enter through trap table entry 126. So in sparc assembly + * if you want to drop into the debugger you do: + * + * t DEBUG_BP_TRAP + */ + +#define DEBUG_BP_TRAP 126 + +#ifndef __ASSEMBLY__ +/* The debug vector is passed in %o1 at boot time. It is a pointer to + * a structure in the debuggers address space. Here is its format. + */ + +typedef unsigned int (*debugger_funct)(void); + +struct kernel_debug { + /* First the entry point into the debugger. You jump here + * to give control over to the debugger. + */ + unsigned long kdebug_entry; + unsigned long kdebug_trapme; /* Figure out later... */ + /* The following is the number of pages that the debugger has + * taken from to total pool. + */ + unsigned long *kdebug_stolen_pages; + /* Ok, after you remap yourself and/or change the trap table + * from what you were left with at boot time you have to call + * this synchronization function so the debugger can check out + * what you have done. + */ + debugger_funct teach_debugger; +}; /* I think that is it... */ + +extern struct kernel_debug *linux_dbvec; + +/* Use this macro in C-code to enter the debugger. */ +static inline void sp_enter_debugger(void) +{ + __asm__ __volatile__("jmpl %0, %%o7\n\t" + "nop\n\t" : : + "r" (linux_dbvec) : "o7", "memory"); +} + +#define SP_ENTER_DEBUGGER do { \ + if((linux_dbvec!=0) && ((*(short *)linux_dbvec)!=-1)) \ + sp_enter_debugger(); \ + } while(0) + +enum die_val { + DIE_UNUSED, +}; + +#endif /* !(__ASSEMBLY__) */ + +/* Some nice offset defines for assembler code. */ +#define KDEBUG_ENTRY_OFF 0x0 +#define KDEBUG_DUNNO_OFF 0x4 +#define KDEBUG_DUNNO2_OFF 0x8 +#define KDEBUG_TEACH_OFF 0xc + +#endif /* !(_SPARC_KDEBUG_H) */ diff --git a/arch/sparc/include/asm/kdebug_64.h b/arch/sparc/include/asm/kdebug_64.h new file mode 100644 index 0000000..f905b77 --- /dev/null +++ b/arch/sparc/include/asm/kdebug_64.h @@ -0,0 +1,19 @@ +#ifndef _SPARC64_KDEBUG_H +#define _SPARC64_KDEBUG_H + +struct pt_regs; + +extern void bad_trap(struct pt_regs *, long); + +/* Grossly misnamed. */ +enum die_val { + DIE_OOPS = 1, + DIE_DEBUG, /* ta 0x70 */ + DIE_DEBUG_2, /* ta 0x71 */ + DIE_DIE, + DIE_TRAP, + DIE_TRAP_TL1, + DIE_CALL, +}; + +#endif diff --git a/arch/sparc/include/asm/kgdb.h b/arch/sparc/include/asm/kgdb.h new file mode 100644 index 0000000..b6ef301 --- /dev/null +++ b/arch/sparc/include/asm/kgdb.h @@ -0,0 +1,38 @@ +#ifndef _SPARC_KGDB_H +#define _SPARC_KGDB_H + +#ifdef CONFIG_SPARC32 +#define BUFMAX 2048 +#else +#define BUFMAX 4096 +#endif + +enum regnames { + GDB_G0, GDB_G1, GDB_G2, GDB_G3, GDB_G4, GDB_G5, GDB_G6, GDB_G7, + GDB_O0, GDB_O1, GDB_O2, GDB_O3, GDB_O4, GDB_O5, GDB_SP, GDB_O7, + GDB_L0, GDB_L1, GDB_L2, GDB_L3, GDB_L4, GDB_L5, GDB_L6, GDB_L7, + GDB_I0, GDB_I1, GDB_I2, GDB_I3, GDB_I4, GDB_I5, GDB_FP, GDB_I7, + GDB_F0, + GDB_F31 = GDB_F0 + 31, +#ifdef CONFIG_SPARC32 + GDB_Y, GDB_PSR, GDB_WIM, GDB_TBR, GDB_PC, GDB_NPC, + GDB_FSR, GDB_CSR, +#else + GDB_F32 = GDB_F0 + 32, + GDB_F62 = GDB_F32 + 15, + GDB_PC, GDB_NPC, GDB_STATE, GDB_FSR, GDB_FPRS, GDB_Y, +#endif +}; + +#ifdef CONFIG_SPARC32 +#define NUMREGBYTES ((GDB_CSR + 1) * 4) +#else +#define NUMREGBYTES ((GDB_Y + 1) * 8) +#endif + +extern void arch_kgdb_breakpoint(void); + +#define BREAK_INSTR_SIZE 4 +#define CACHE_FLUSH_IS_SAFE 1 + +#endif /* _SPARC_KGDB_H */ diff --git a/arch/sparc/include/asm/kmap_types.h b/arch/sparc/include/asm/kmap_types.h new file mode 100644 index 0000000..602f5e0 --- /dev/null +++ b/arch/sparc/include/asm/kmap_types.h @@ -0,0 +1,25 @@ +#ifndef _ASM_KMAP_TYPES_H +#define _ASM_KMAP_TYPES_H + +/* Dummy header just to define km_type. None of this + * is actually used on sparc. -DaveM + */ + +enum km_type { + KM_BOUNCE_READ, + KM_SKB_SUNRPC_DATA, + KM_SKB_DATA_SOFTIRQ, + KM_USER0, + KM_USER1, + KM_BIO_SRC_IRQ, + KM_BIO_DST_IRQ, + KM_PTE0, + KM_PTE1, + KM_IRQ0, + KM_IRQ1, + KM_SOFTIRQ0, + KM_SOFTIRQ1, + KM_TYPE_NR +}; + +#endif diff --git a/arch/sparc/include/asm/kprobes.h b/arch/sparc/include/asm/kprobes.h new file mode 100644 index 0000000..5879d71 --- /dev/null +++ b/arch/sparc/include/asm/kprobes.h @@ -0,0 +1,49 @@ +#ifndef _SPARC64_KPROBES_H +#define _SPARC64_KPROBES_H + +#include <linux/types.h> +#include <linux/percpu.h> + +typedef u32 kprobe_opcode_t; + +#define BREAKPOINT_INSTRUCTION 0x91d02070 /* ta 0x70 */ +#define BREAKPOINT_INSTRUCTION_2 0x91d02071 /* ta 0x71 */ +#define MAX_INSN_SIZE 2 + +#define kretprobe_blacklist_size 0 + +#define arch_remove_kprobe(p) do {} while (0) + +#define flush_insn_slot(p) \ +do { flushi(&(p)->ainsn.insn[0]); \ + flushi(&(p)->ainsn.insn[1]); \ +} while (0) + +void kretprobe_trampoline(void); + +/* Architecture specific copy of original instruction*/ +struct arch_specific_insn { + /* copy of the original instruction */ + kprobe_opcode_t insn[MAX_INSN_SIZE]; +}; + +struct prev_kprobe { + struct kprobe *kp; + unsigned long status; + unsigned long orig_tnpc; + unsigned long orig_tstate_pil; +}; + +/* per-cpu kprobe control block */ +struct kprobe_ctlblk { + unsigned long kprobe_status; + unsigned long kprobe_orig_tnpc; + unsigned long kprobe_orig_tstate_pil; + struct pt_regs jprobe_saved_regs; + struct prev_kprobe prev_kprobe; +}; + +extern int kprobe_exceptions_notify(struct notifier_block *self, + unsigned long val, void *data); +extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr); +#endif /* _SPARC64_KPROBES_H */ diff --git a/arch/sparc/include/asm/ldc.h b/arch/sparc/include/asm/ldc.h new file mode 100644 index 0000000..bdb524a --- /dev/null +++ b/arch/sparc/include/asm/ldc.h @@ -0,0 +1,138 @@ +#ifndef _SPARC64_LDC_H +#define _SPARC64_LDC_H + +#include <asm/hypervisor.h> + +extern int ldom_domaining_enabled; +extern void ldom_set_var(const char *var, const char *value); +extern void ldom_reboot(const char *boot_command); +extern void ldom_power_off(void); + +/* The event handler will be evoked when link state changes + * or data becomes available on the receive side. + * + * For non-RAW links, if the LDC_EVENT_RESET event arrives the + * driver should reset all of it's internal state and reinvoke + * ldc_connect() to try and bring the link up again. + * + * For RAW links, ldc_connect() is not used. Instead the driver + * just waits for the LDC_EVENT_UP event. + */ +struct ldc_channel_config { + void (*event)(void *arg, int event); + + u32 mtu; + unsigned int rx_irq; + unsigned int tx_irq; + u8 mode; +#define LDC_MODE_RAW 0x00 +#define LDC_MODE_UNRELIABLE 0x01 +#define LDC_MODE_RESERVED 0x02 +#define LDC_MODE_STREAM 0x03 + + u8 debug; +#define LDC_DEBUG_HS 0x01 +#define LDC_DEBUG_STATE 0x02 +#define LDC_DEBUG_RX 0x04 +#define LDC_DEBUG_TX 0x08 +#define LDC_DEBUG_DATA 0x10 +}; + +#define LDC_EVENT_RESET 0x01 +#define LDC_EVENT_UP 0x02 +#define LDC_EVENT_DATA_READY 0x04 + +#define LDC_STATE_INVALID 0x00 +#define LDC_STATE_INIT 0x01 +#define LDC_STATE_BOUND 0x02 +#define LDC_STATE_READY 0x03 +#define LDC_STATE_CONNECTED 0x04 + +struct ldc_channel; + +/* Allocate state for a channel. */ +extern struct ldc_channel *ldc_alloc(unsigned long id, + const struct ldc_channel_config *cfgp, + void *event_arg); + +/* Shut down and free state for a channel. */ +extern void ldc_free(struct ldc_channel *lp); + +/* Register TX and RX queues of the link with the hypervisor. */ +extern int ldc_bind(struct ldc_channel *lp, const char *name); + +/* For non-RAW protocols we need to complete a handshake before + * communication can proceed. ldc_connect() does that, if the + * handshake completes successfully, an LDC_EVENT_UP event will + * be sent up to the driver. + */ +extern int ldc_connect(struct ldc_channel *lp); +extern int ldc_disconnect(struct ldc_channel *lp); + +extern int ldc_state(struct ldc_channel *lp); + +/* Read and write operations. Only valid when the link is up. */ +extern int ldc_write(struct ldc_channel *lp, const void *buf, + unsigned int size); +extern int ldc_read(struct ldc_channel *lp, void *buf, unsigned int size); + +#define LDC_MAP_SHADOW 0x01 +#define LDC_MAP_DIRECT 0x02 +#define LDC_MAP_IO 0x04 +#define LDC_MAP_R 0x08 +#define LDC_MAP_W 0x10 +#define LDC_MAP_X 0x20 +#define LDC_MAP_RW (LDC_MAP_R | LDC_MAP_W) +#define LDC_MAP_RWX (LDC_MAP_R | LDC_MAP_W | LDC_MAP_X) +#define LDC_MAP_ALL 0x03f + +struct ldc_trans_cookie { + u64 cookie_addr; + u64 cookie_size; +}; + +struct scatterlist; +extern int ldc_map_sg(struct ldc_channel *lp, + struct scatterlist *sg, int num_sg, + struct ldc_trans_cookie *cookies, int ncookies, + unsigned int map_perm); + +extern int ldc_map_single(struct ldc_channel *lp, + void *buf, unsigned int len, + struct ldc_trans_cookie *cookies, int ncookies, + unsigned int map_perm); + +extern void ldc_unmap(struct ldc_channel *lp, struct ldc_trans_cookie *cookies, + int ncookies); + +extern int ldc_copy(struct ldc_channel *lp, int copy_dir, + void *buf, unsigned int len, unsigned long offset, + struct ldc_trans_cookie *cookies, int ncookies); + +static inline int ldc_get_dring_entry(struct ldc_channel *lp, + void *buf, unsigned int len, + unsigned long offset, + struct ldc_trans_cookie *cookies, + int ncookies) +{ + return ldc_copy(lp, LDC_COPY_IN, buf, len, offset, cookies, ncookies); +} + +static inline int ldc_put_dring_entry(struct ldc_channel *lp, + void *buf, unsigned int len, + unsigned long offset, + struct ldc_trans_cookie *cookies, + int ncookies) +{ + return ldc_copy(lp, LDC_COPY_OUT, buf, len, offset, cookies, ncookies); +} + +extern void *ldc_alloc_exp_dring(struct ldc_channel *lp, unsigned int len, + struct ldc_trans_cookie *cookies, + int *ncookies, unsigned int map_perm); + +extern void ldc_free_exp_dring(struct ldc_channel *lp, void *buf, + unsigned int len, + struct ldc_trans_cookie *cookies, int ncookies); + +#endif /* _SPARC64_LDC_H */ diff --git a/arch/sparc/include/asm/linkage.h b/arch/sparc/include/asm/linkage.h new file mode 100644 index 0000000..291c2d0 --- /dev/null +++ b/arch/sparc/include/asm/linkage.h @@ -0,0 +1,6 @@ +#ifndef __ASM_LINKAGE_H +#define __ASM_LINKAGE_H + +/* Nothing to see here... */ + +#endif diff --git a/arch/sparc/include/asm/lmb.h b/arch/sparc/include/asm/lmb.h new file mode 100644 index 0000000..6a352cb --- /dev/null +++ b/arch/sparc/include/asm/lmb.h @@ -0,0 +1,10 @@ +#ifndef _SPARC64_LMB_H +#define _SPARC64_LMB_H + +#include <asm/oplib.h> + +#define LMB_DBG(fmt...) prom_printf(fmt) + +#define LMB_REAL_LIMIT 0 + +#endif /* !(_SPARC64_LMB_H) */ diff --git a/arch/sparc/include/asm/local.h b/arch/sparc/include/asm/local.h new file mode 100644 index 0000000..bc80815 --- /dev/null +++ b/arch/sparc/include/asm/local.h @@ -0,0 +1,6 @@ +#ifndef _SPARC_LOCAL_H +#define _SPARC_LOCAL_H + +#include <asm-generic/local.h> + +#endif diff --git a/arch/sparc/include/asm/lsu.h b/arch/sparc/include/asm/lsu.h new file mode 100644 index 0000000..7190f8d --- /dev/null +++ b/arch/sparc/include/asm/lsu.h @@ -0,0 +1,19 @@ +#ifndef _SPARC64_LSU_H +#define _SPARC64_LSU_H + +#include <linux/const.h> + +/* LSU Control Register */ +#define LSU_CONTROL_PM _AC(0x000001fe00000000,UL) /* Phys-watchpoint byte mask*/ +#define LSU_CONTROL_VM _AC(0x00000001fe000000,UL) /* Virt-watchpoint byte mask*/ +#define LSU_CONTROL_PR _AC(0x0000000001000000,UL) /* Phys-rd watchpoint enable*/ +#define LSU_CONTROL_PW _AC(0x0000000000800000,UL) /* Phys-wr watchpoint enable*/ +#define LSU_CONTROL_VR _AC(0x0000000000400000,UL) /* Virt-rd watchpoint enable*/ +#define LSU_CONTROL_VW _AC(0x0000000000200000,UL) /* Virt-wr watchpoint enable*/ +#define LSU_CONTROL_FM _AC(0x00000000000ffff0,UL) /* Parity mask enables. */ +#define LSU_CONTROL_DM _AC(0x0000000000000008,UL) /* Data MMU enable. */ +#define LSU_CONTROL_IM _AC(0x0000000000000004,UL) /* Instruction MMU enable. */ +#define LSU_CONTROL_DC _AC(0x0000000000000002,UL) /* Data cache enable. */ +#define LSU_CONTROL_IC _AC(0x0000000000000001,UL) /* Instruction cache enable.*/ + +#endif /* !(_SPARC64_LSU_H) */ diff --git a/arch/sparc/include/asm/machines.h b/arch/sparc/include/asm/machines.h new file mode 100644 index 0000000..c28c2f2 --- /dev/null +++ b/arch/sparc/include/asm/machines.h @@ -0,0 +1,67 @@ +/* + * machines.h: Defines for taking apart the machine type value in the + * idprom and determining the kind of machine we are on. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ +#ifndef _SPARC_MACHINES_H +#define _SPARC_MACHINES_H + +struct Sun_Machine_Models { + char *name; + unsigned char id_machtype; +}; + +/* Current number of machines we know about that has an IDPROM + * machtype entry including one entry for the 0x80 OBP machines. + */ +#define NUM_SUN_MACHINES 15 + +/* The machine type in the idprom area looks like this: + * + * --------------- + * | ARCH | MACH | + * --------------- + * 7 4 3 0 + * + * The ARCH field determines the architecture line (sun4, sun4c, etc). + * The MACH field determines the machine make within that architecture. + */ + +#define SM_ARCH_MASK 0xf0 +#define SM_SUN4 0x20 +#define SM_SUN4C 0x50 +#define SM_SUN4M 0x70 +#define SM_SUN4M_OBP 0x80 + +#define SM_TYP_MASK 0x0f +/* Sun4 machines */ +#define SM_4_260 0x01 /* Sun 4/200 series */ +#define SM_4_110 0x02 /* Sun 4/100 series */ +#define SM_4_330 0x03 /* Sun 4/300 series */ +#define SM_4_470 0x04 /* Sun 4/400 series */ + +/* Sun4c machines Full Name - PROM NAME */ +#define SM_4C_SS1 0x01 /* Sun4c SparcStation 1 - Sun 4/60 */ +#define SM_4C_IPC 0x02 /* Sun4c SparcStation IPC - Sun 4/40 */ +#define SM_4C_SS1PLUS 0x03 /* Sun4c SparcStation 1+ - Sun 4/65 */ +#define SM_4C_SLC 0x04 /* Sun4c SparcStation SLC - Sun 4/20 */ +#define SM_4C_SS2 0x05 /* Sun4c SparcStation 2 - Sun 4/75 */ +#define SM_4C_ELC 0x06 /* Sun4c SparcStation ELC - Sun 4/25 */ +#define SM_4C_IPX 0x07 /* Sun4c SparcStation IPX - Sun 4/50 */ + +/* Sun4m machines, these predate the OpenBoot. These values only mean + * something if the value in the ARCH field is SM_SUN4M, if it is + * SM_SUN4M_OBP then you have the following situation: + * 1) You either have a sun4d, a sun4e, or a recently made sun4m. + * 2) You have to consult OpenBoot to determine which machine this is. + */ +#define SM_4M_SS60 0x01 /* Sun4m SparcSystem 600 */ +#define SM_4M_SS50 0x02 /* Sun4m SparcStation 10 */ +#define SM_4M_SS40 0x03 /* Sun4m SparcStation 5 */ + +/* Sun4d machines -- N/A */ +/* Sun4e machines -- N/A */ +/* Sun4u machines -- N/A */ + +#endif /* !(_SPARC_MACHINES_H) */ diff --git a/arch/sparc/include/asm/mbus.h b/arch/sparc/include/asm/mbus.h new file mode 100644 index 0000000..69f07a0 --- /dev/null +++ b/arch/sparc/include/asm/mbus.h @@ -0,0 +1,100 @@ +/* + * mbus.h: Various defines for MBUS modules. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_MBUS_H +#define _SPARC_MBUS_H + +#include <asm/ross.h> /* HyperSparc stuff */ +#include <asm/cypress.h> /* Cypress Chips */ +#include <asm/viking.h> /* Ugh, bug city... */ + +enum mbus_module { + HyperSparc = 0, + Cypress = 1, + Cypress_vE = 2, + Cypress_vD = 3, + Swift_ok = 4, + Swift_bad_c = 5, + Swift_lots_o_bugs = 6, + Tsunami = 7, + Viking_12 = 8, + Viking_2x = 9, + Viking_30 = 10, + Viking_35 = 11, + Viking_new = 12, + TurboSparc = 13, + SRMMU_INVAL_MOD = 14, +}; + +extern enum mbus_module srmmu_modtype; +extern unsigned int viking_rev, swift_rev, cypress_rev; + +/* HW Mbus module bugs we have to deal with */ +#define HWBUG_COPYBACK_BROKEN 0x00000001 +#define HWBUG_ASIFLUSH_BROKEN 0x00000002 +#define HWBUG_VACFLUSH_BITROT 0x00000004 +#define HWBUG_KERN_ACCBROKEN 0x00000008 +#define HWBUG_KERN_CBITBROKEN 0x00000010 +#define HWBUG_MODIFIED_BITROT 0x00000020 +#define HWBUG_PC_BADFAULT_ADDR 0x00000040 +#define HWBUG_SUPERSCALAR_BAD 0x00000080 +#define HWBUG_PACINIT_BITROT 0x00000100 + +/* First the module type values. To find out which you have, just load + * the mmu control register from ASI_M_MMUREG alternate address space and + * shift the value right 28 bits. + */ +/* IMPL field means the company which produced the chip. */ +#define MBUS_VIKING 0x4 /* bleech, Texas Instruments Module */ +#define MBUS_LSI 0x3 /* LSI Logics */ +#define MBUS_ROSS 0x1 /* Ross is nice */ +#define MBUS_FMI 0x0 /* Fujitsu Microelectronics/Swift */ + +/* Ross Module versions */ +#define ROSS_604_REV_CDE 0x0 /* revisions c, d, and e */ +#define ROSS_604_REV_F 0x1 /* revision f */ +#define ROSS_605 0xf /* revision a, a.1, and a.2 */ +#define ROSS_605_REV_B 0xe /* revision b */ + +/* TI Viking Module versions */ +#define VIKING_REV_12 0x1 /* Version 1.2 or SPARCclassic's CPU */ +#define VIKING_REV_2 0x2 /* Version 2.1, 2.2, 2.3, and 2.4 */ +#define VIKING_REV_30 0x3 /* Version 3.0 */ +#define VIKING_REV_35 0x4 /* Version 3.5 */ + +/* LSI Logics. */ +#define LSI_L64815 0x0 + +/* Fujitsu */ +#define FMI_AURORA 0x4 /* MB8690x, a Swift module... */ +#define FMI_TURBO 0x5 /* MB86907, a TurboSparc module... */ + +/* For multiprocessor support we need to be able to obtain the CPU id and + * the MBUS Module id. + */ + +/* The CPU ID is encoded in the trap base register, 20 bits to the left of + * bit zero, with 2 bits being significant. + */ +#define TBR_ID_SHIFT 20 + +static inline int get_cpuid(void) +{ + register int retval; + __asm__ __volatile__("rd %%tbr, %0\n\t" + "srl %0, %1, %0\n\t" : + "=r" (retval) : + "i" (TBR_ID_SHIFT)); + return (retval & 3); +} + +static inline int get_modid(void) +{ + return (get_cpuid() | 0x8); +} + + +#endif /* !(_SPARC_MBUS_H) */ diff --git a/arch/sparc/include/asm/mc146818rtc.h b/arch/sparc/include/asm/mc146818rtc.h new file mode 100644 index 0000000..67ed9e3 --- /dev/null +++ b/arch/sparc/include/asm/mc146818rtc.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_MC146818RTC_H +#define ___ASM_SPARC_MC146818RTC_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/mc146818rtc_64.h> +#else +#include <asm/mc146818rtc_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/mc146818rtc_32.h b/arch/sparc/include/asm/mc146818rtc_32.h new file mode 100644 index 0000000..fa7eac9 --- /dev/null +++ b/arch/sparc/include/asm/mc146818rtc_32.h @@ -0,0 +1,29 @@ +/* + * Machine dependent access functions for RTC registers. + */ +#ifndef __ASM_SPARC_MC146818RTC_H +#define __ASM_SPARC_MC146818RTC_H + +#include <asm/io.h> + +#ifndef RTC_PORT +#define RTC_PORT(x) (0x70 + (x)) +#define RTC_ALWAYS_BCD 1 /* RTC operates in binary mode */ +#endif + +/* + * The yet supported machines all access the RTC index register via + * an ISA port access but the way to access the date register differs ... + */ +#define CMOS_READ(addr) ({ \ +outb_p((addr),RTC_PORT(0)); \ +inb_p(RTC_PORT(1)); \ +}) +#define CMOS_WRITE(val, addr) ({ \ +outb_p((addr),RTC_PORT(0)); \ +outb_p((val),RTC_PORT(1)); \ +}) + +#define RTC_IRQ 8 + +#endif /* __ASM_SPARC_MC146818RTC_H */ diff --git a/arch/sparc/include/asm/mc146818rtc_64.h b/arch/sparc/include/asm/mc146818rtc_64.h new file mode 100644 index 0000000..e9c0fcc --- /dev/null +++ b/arch/sparc/include/asm/mc146818rtc_64.h @@ -0,0 +1,34 @@ +/* + * Machine dependent access functions for RTC registers. + */ +#ifndef __ASM_SPARC64_MC146818RTC_H +#define __ASM_SPARC64_MC146818RTC_H + +#include <asm/io.h> + +#ifndef RTC_PORT +#ifdef CONFIG_PCI +extern unsigned long ds1287_regs; +#else +#define ds1287_regs (0UL) +#endif +#define RTC_PORT(x) (ds1287_regs + (x)) +#define RTC_ALWAYS_BCD 0 +#endif + +/* + * The yet supported machines all access the RTC index register via + * an ISA port access but the way to access the date register differs ... + */ +#define CMOS_READ(addr) ({ \ +outb_p((addr),RTC_PORT(0)); \ +inb_p(RTC_PORT(1)); \ +}) +#define CMOS_WRITE(val, addr) ({ \ +outb_p((addr),RTC_PORT(0)); \ +outb_p((val),RTC_PORT(1)); \ +}) + +#define RTC_IRQ 8 + +#endif /* __ASM_SPARC64_MC146818RTC_H */ diff --git a/arch/sparc/include/asm/mdesc.h b/arch/sparc/include/asm/mdesc.h new file mode 100644 index 0000000..1acc727 --- /dev/null +++ b/arch/sparc/include/asm/mdesc.h @@ -0,0 +1,78 @@ +#ifndef _SPARC64_MDESC_H +#define _SPARC64_MDESC_H + +#include <linux/types.h> +#include <linux/cpumask.h> +#include <asm/prom.h> + +struct mdesc_handle; + +/* Machine description operations are to be surrounded by grab and + * release calls. The mdesc_handle returned from the grab is + * the first argument to all of the operational calls that work + * on mdescs. + */ +extern struct mdesc_handle *mdesc_grab(void); +extern void mdesc_release(struct mdesc_handle *); + +#define MDESC_NODE_NULL (~(u64)0) + +extern u64 mdesc_node_by_name(struct mdesc_handle *handle, + u64 from_node, const char *name); +#define mdesc_for_each_node_by_name(__hdl, __node, __name) \ + for (__node = mdesc_node_by_name(__hdl, MDESC_NODE_NULL, __name); \ + (__node) != MDESC_NODE_NULL; \ + __node = mdesc_node_by_name(__hdl, __node, __name)) + +/* Access to property values returned from mdesc_get_property() are + * only valid inside of a mdesc_grab()/mdesc_release() sequence. + * Once mdesc_release() is called, the memory backed up by these + * pointers may reference freed up memory. + * + * Therefore callers must make copies of any property values + * they need. + * + * These same rules apply to mdesc_node_name(). + */ +extern const void *mdesc_get_property(struct mdesc_handle *handle, + u64 node, const char *name, int *lenp); +extern const char *mdesc_node_name(struct mdesc_handle *hp, u64 node); + +/* MD arc iteration, the standard sequence is: + * + * unsigned long arc; + * mdesc_for_each_arc(arc, handle, node, MDESC_ARC_TYPE_{FWD,BACK}) { + * unsigned long target = mdesc_arc_target(handle, arc); + * ... + * } + */ + +#define MDESC_ARC_TYPE_FWD "fwd" +#define MDESC_ARC_TYPE_BACK "back" + +extern u64 mdesc_next_arc(struct mdesc_handle *handle, u64 from, + const char *arc_type); +#define mdesc_for_each_arc(__arc, __hdl, __node, __type) \ + for (__arc = mdesc_next_arc(__hdl, __node, __type); \ + (__arc) != MDESC_NODE_NULL; \ + __arc = mdesc_next_arc(__hdl, __arc, __type)) + +extern u64 mdesc_arc_target(struct mdesc_handle *hp, u64 arc); + +extern void mdesc_update(void); + +struct mdesc_notifier_client { + void (*add)(struct mdesc_handle *handle, u64 node); + void (*remove)(struct mdesc_handle *handle, u64 node); + + const char *node_name; + struct mdesc_notifier_client *next; +}; + +extern void mdesc_register_notifier(struct mdesc_notifier_client *client); + +extern void mdesc_fill_in_cpu_data(cpumask_t mask); + +extern void sun4v_mdesc_init(void); + +#endif diff --git a/arch/sparc/include/asm/memreg.h b/arch/sparc/include/asm/memreg.h new file mode 100644 index 0000000..845ad2b --- /dev/null +++ b/arch/sparc/include/asm/memreg.h @@ -0,0 +1,51 @@ +#ifndef _SPARC_MEMREG_H +#define _SPARC_MEMREG_H +/* memreg.h: Definitions of the values found in the synchronous + * and asynchronous memory error registers when a fault + * occurs on the sun4c. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +/* First the synchronous error codes, these are usually just + * normal page faults. + */ + +#define SUN4C_SYNC_WDRESET 0x0001 /* watchdog reset */ +#define SUN4C_SYNC_SIZE 0x0002 /* bad access size? whuz this? */ +#define SUN4C_SYNC_PARITY 0x0008 /* bad ram chips caused a parity error */ +#define SUN4C_SYNC_SBUS 0x0010 /* the SBUS had some problems... */ +#define SUN4C_SYNC_NOMEM 0x0020 /* translation to non-existent ram */ +#define SUN4C_SYNC_PROT 0x0040 /* access violated pte protections */ +#define SUN4C_SYNC_NPRESENT 0x0080 /* pte said that page was not present */ +#define SUN4C_SYNC_BADWRITE 0x8000 /* while writing something went bogus */ + +#define SUN4C_SYNC_BOLIXED \ + (SUN4C_SYNC_WDRESET | SUN4C_SYNC_SIZE | SUN4C_SYNC_SBUS | \ + SUN4C_SYNC_NOMEM | SUN4C_SYNC_PARITY) + +/* Now the asynchronous error codes, these are almost always produced + * by the cache writing things back to memory and getting a bad translation. + * Bad DVMA transactions can cause these faults too. + */ + +#define SUN4C_ASYNC_BADDVMA 0x0010 /* error during DVMA access */ +#define SUN4C_ASYNC_NOMEM 0x0020 /* write back pointed to bad phys addr */ +#define SUN4C_ASYNC_BADWB 0x0080 /* write back points to non-present page */ + +/* Memory parity error register with associated bit constants. */ +#ifndef __ASSEMBLY__ +extern __volatile__ unsigned long __iomem *sun4c_memerr_reg; +#endif + +#define SUN4C_MPE_ERROR 0x80 /* Parity error detected. (ro) */ +#define SUN4C_MPE_MULTI 0x40 /* Multiple parity errors detected. (ro) */ +#define SUN4C_MPE_TEST 0x20 /* Write inverse parity. (rw) */ +#define SUN4C_MPE_CHECK 0x10 /* Enable parity checking. (rw) */ +#define SUN4C_MPE_ERR00 0x08 /* Parity error in bits 0-7. (ro) */ +#define SUN4C_MPE_ERR08 0x04 /* Parity error in bits 8-15. (ro) */ +#define SUN4C_MPE_ERR16 0x02 /* Parity error in bits 16-23. (ro) */ +#define SUN4C_MPE_ERR24 0x01 /* Parity error in bits 24-31. (ro) */ +#define SUN4C_MPE_ERRS 0x0F /* Bit mask for the error bits. (ro) */ + +#endif /* !(_SPARC_MEMREG_H) */ diff --git a/arch/sparc/include/asm/mman.h b/arch/sparc/include/asm/mman.h new file mode 100644 index 0000000..fdfbbf0 --- /dev/null +++ b/arch/sparc/include/asm/mman.h @@ -0,0 +1,31 @@ +#ifndef __SPARC_MMAN_H__ +#define __SPARC_MMAN_H__ + +#include <asm-generic/mman.h> + +/* SunOS'ified... */ + +#define MAP_RENAME MAP_ANONYMOUS /* In SunOS terminology */ +#define MAP_NORESERVE 0x40 /* don't reserve swap pages */ +#define MAP_INHERIT 0x80 /* SunOS doesn't do this, but... */ +#define MAP_LOCKED 0x100 /* lock the mapping */ +#define _MAP_NEW 0x80000000 /* Binary compatibility is fun... */ + +#define MAP_GROWSDOWN 0x0200 /* stack-like segment */ +#define MAP_DENYWRITE 0x0800 /* ETXTBSY */ +#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ + +#define MCL_CURRENT 0x2000 /* lock all currently mapped pages */ +#define MCL_FUTURE 0x4000 /* lock all additions to address space */ + +#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */ +#define MAP_NONBLOCK 0x10000 /* do not block on IO */ + +#ifdef __KERNEL__ +#ifndef __ASSEMBLY__ +#define arch_mmap_check(addr,len,flags) sparc_mmap_check(addr,len) +int sparc_mmap_check(unsigned long addr, unsigned long len); +#endif +#endif + +#endif /* __SPARC_MMAN_H__ */ diff --git a/arch/sparc/include/asm/mmu.h b/arch/sparc/include/asm/mmu.h new file mode 100644 index 0000000..88fa313 --- /dev/null +++ b/arch/sparc/include/asm/mmu.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_MMU_H +#define ___ASM_SPARC_MMU_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/mmu_64.h> +#else +#include <asm/mmu_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/mmu_32.h b/arch/sparc/include/asm/mmu_32.h new file mode 100644 index 0000000..ccd36d2 --- /dev/null +++ b/arch/sparc/include/asm/mmu_32.h @@ -0,0 +1,7 @@ +#ifndef __MMU_H +#define __MMU_H + +/* Default "unsigned long" context */ +typedef unsigned long mm_context_t; + +#endif diff --git a/arch/sparc/include/asm/mmu_64.h b/arch/sparc/include/asm/mmu_64.h new file mode 100644 index 0000000..9067dc5 --- /dev/null +++ b/arch/sparc/include/asm/mmu_64.h @@ -0,0 +1,123 @@ +#ifndef __MMU_H +#define __MMU_H + +#include <linux/const.h> +#include <asm/page.h> +#include <asm/hypervisor.h> + +#define CTX_NR_BITS 13 + +#define TAG_CONTEXT_BITS ((_AC(1,UL) << CTX_NR_BITS) - _AC(1,UL)) + +/* UltraSPARC-III+ and later have a feature whereby you can + * select what page size the various Data-TLB instances in the + * chip. In order to gracefully support this, we put the version + * field in a spot outside of the areas of the context register + * where this parameter is specified. + */ +#define CTX_VERSION_SHIFT 22 +#define CTX_VERSION_MASK ((~0UL) << CTX_VERSION_SHIFT) + +#define CTX_PGSZ_8KB _AC(0x0,UL) +#define CTX_PGSZ_64KB _AC(0x1,UL) +#define CTX_PGSZ_512KB _AC(0x2,UL) +#define CTX_PGSZ_4MB _AC(0x3,UL) +#define CTX_PGSZ_BITS _AC(0x7,UL) +#define CTX_PGSZ0_NUC_SHIFT 61 +#define CTX_PGSZ1_NUC_SHIFT 58 +#define CTX_PGSZ0_SHIFT 16 +#define CTX_PGSZ1_SHIFT 19 +#define CTX_PGSZ_MASK ((CTX_PGSZ_BITS << CTX_PGSZ0_SHIFT) | \ + (CTX_PGSZ_BITS << CTX_PGSZ1_SHIFT)) + +#if defined(CONFIG_SPARC64_PAGE_SIZE_8KB) +#define CTX_PGSZ_BASE CTX_PGSZ_8KB +#elif defined(CONFIG_SPARC64_PAGE_SIZE_64KB) +#define CTX_PGSZ_BASE CTX_PGSZ_64KB +#else +#error No page size specified in kernel configuration +#endif + +#if defined(CONFIG_HUGETLB_PAGE_SIZE_4MB) +#define CTX_PGSZ_HUGE CTX_PGSZ_4MB +#elif defined(CONFIG_HUGETLB_PAGE_SIZE_512K) +#define CTX_PGSZ_HUGE CTX_PGSZ_512KB +#elif defined(CONFIG_HUGETLB_PAGE_SIZE_64K) +#define CTX_PGSZ_HUGE CTX_PGSZ_64KB +#endif + +#define CTX_PGSZ_KERN CTX_PGSZ_4MB + +/* Thus, when running on UltraSPARC-III+ and later, we use the following + * PRIMARY_CONTEXT register values for the kernel context. + */ +#define CTX_CHEETAH_PLUS_NUC \ + ((CTX_PGSZ_KERN << CTX_PGSZ0_NUC_SHIFT) | \ + (CTX_PGSZ_BASE << CTX_PGSZ1_NUC_SHIFT)) + +#define CTX_CHEETAH_PLUS_CTX0 \ + ((CTX_PGSZ_KERN << CTX_PGSZ0_SHIFT) | \ + (CTX_PGSZ_BASE << CTX_PGSZ1_SHIFT)) + +/* If you want "the TLB context number" use CTX_NR_MASK. If you + * want "the bits I program into the context registers" use + * CTX_HW_MASK. + */ +#define CTX_NR_MASK TAG_CONTEXT_BITS +#define CTX_HW_MASK (CTX_NR_MASK | CTX_PGSZ_MASK) + +#define CTX_FIRST_VERSION ((_AC(1,UL) << CTX_VERSION_SHIFT) + _AC(1,UL)) +#define CTX_VALID(__ctx) \ + (!(((__ctx.sparc64_ctx_val) ^ tlb_context_cache) & CTX_VERSION_MASK)) +#define CTX_HWBITS(__ctx) ((__ctx.sparc64_ctx_val) & CTX_HW_MASK) +#define CTX_NRBITS(__ctx) ((__ctx.sparc64_ctx_val) & CTX_NR_MASK) + +#ifndef __ASSEMBLY__ + +#define TSB_ENTRY_ALIGNMENT 16 + +struct tsb { + unsigned long tag; + unsigned long pte; +} __attribute__((aligned(TSB_ENTRY_ALIGNMENT))); + +extern void __tsb_insert(unsigned long ent, unsigned long tag, unsigned long pte); +extern void tsb_flush(unsigned long ent, unsigned long tag); +extern void tsb_init(struct tsb *tsb, unsigned long size); + +struct tsb_config { + struct tsb *tsb; + unsigned long tsb_rss_limit; + unsigned long tsb_nentries; + unsigned long tsb_reg_val; + unsigned long tsb_map_vaddr; + unsigned long tsb_map_pte; +}; + +#define MM_TSB_BASE 0 + +#ifdef CONFIG_HUGETLB_PAGE +#define MM_TSB_HUGE 1 +#define MM_NUM_TSBS 2 +#else +#define MM_NUM_TSBS 1 +#endif + +typedef struct { + spinlock_t lock; + unsigned long sparc64_ctx_val; + unsigned long huge_pte_count; + struct tsb_config tsb_block[MM_NUM_TSBS]; + struct hv_tsb_descr tsb_descr[MM_NUM_TSBS]; +} mm_context_t; + +#endif /* !__ASSEMBLY__ */ + +#define TSB_CONFIG_TSB 0x00 +#define TSB_CONFIG_RSS_LIMIT 0x08 +#define TSB_CONFIG_NENTRIES 0x10 +#define TSB_CONFIG_REG_VAL 0x18 +#define TSB_CONFIG_MAP_VADDR 0x20 +#define TSB_CONFIG_MAP_PTE 0x28 + +#endif /* __MMU_H */ diff --git a/arch/sparc/include/asm/mmu_context.h b/arch/sparc/include/asm/mmu_context.h new file mode 100644 index 0000000..5531346 --- /dev/null +++ b/arch/sparc/include/asm/mmu_context.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_MMU_CONTEXT_H +#define ___ASM_SPARC_MMU_CONTEXT_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/mmu_context_64.h> +#else +#include <asm/mmu_context_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/mmu_context_32.h b/arch/sparc/include/asm/mmu_context_32.h new file mode 100644 index 0000000..671a997b --- /dev/null +++ b/arch/sparc/include/asm/mmu_context_32.h @@ -0,0 +1,42 @@ +#ifndef __SPARC_MMU_CONTEXT_H +#define __SPARC_MMU_CONTEXT_H + +#include <asm/btfixup.h> + +#ifndef __ASSEMBLY__ + +#include <asm-generic/mm_hooks.h> + +static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) +{ +} + +/* + * Initialize a new mmu context. This is invoked when a new + * address space instance (unique or shared) is instantiated. + */ +#define init_new_context(tsk, mm) (((mm)->context = NO_CONTEXT), 0) + +/* + * Destroy a dead context. This occurs when mmput drops the + * mm_users count to zero, the mmaps have been released, and + * all the page tables have been flushed. Our job is to destroy + * any remaining processor-specific state. + */ +BTFIXUPDEF_CALL(void, destroy_context, struct mm_struct *) + +#define destroy_context(mm) BTFIXUP_CALL(destroy_context)(mm) + +/* Switch the current MM context. */ +BTFIXUPDEF_CALL(void, switch_mm, struct mm_struct *, struct mm_struct *, struct task_struct *) + +#define switch_mm(old_mm, mm, tsk) BTFIXUP_CALL(switch_mm)(old_mm, mm, tsk) + +#define deactivate_mm(tsk,mm) do { } while (0) + +/* Activate a new MM instance for the current task. */ +#define activate_mm(active_mm, mm) switch_mm((active_mm), (mm), NULL) + +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(__SPARC_MMU_CONTEXT_H) */ diff --git a/arch/sparc/include/asm/mmu_context_64.h b/arch/sparc/include/asm/mmu_context_64.h new file mode 100644 index 0000000..5693ab4 --- /dev/null +++ b/arch/sparc/include/asm/mmu_context_64.h @@ -0,0 +1,155 @@ +#ifndef __SPARC64_MMU_CONTEXT_H +#define __SPARC64_MMU_CONTEXT_H + +/* Derived heavily from Linus's Alpha/AXP ASN code... */ + +#ifndef __ASSEMBLY__ + +#include <linux/spinlock.h> +#include <asm/system.h> +#include <asm/spitfire.h> +#include <asm-generic/mm_hooks.h> + +static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) +{ +} + +extern spinlock_t ctx_alloc_lock; +extern unsigned long tlb_context_cache; +extern unsigned long mmu_context_bmap[]; + +extern void get_new_mmu_context(struct mm_struct *mm); +#ifdef CONFIG_SMP +extern void smp_new_mmu_context_version(void); +#else +#define smp_new_mmu_context_version() do { } while (0) +#endif + +extern int init_new_context(struct task_struct *tsk, struct mm_struct *mm); +extern void destroy_context(struct mm_struct *mm); + +extern void __tsb_context_switch(unsigned long pgd_pa, + struct tsb_config *tsb_base, + struct tsb_config *tsb_huge, + unsigned long tsb_descr_pa); + +static inline void tsb_context_switch(struct mm_struct *mm) +{ + __tsb_context_switch(__pa(mm->pgd), + &mm->context.tsb_block[0], +#ifdef CONFIG_HUGETLB_PAGE + (mm->context.tsb_block[1].tsb ? + &mm->context.tsb_block[1] : + NULL) +#else + NULL +#endif + , __pa(&mm->context.tsb_descr[0])); +} + +extern void tsb_grow(struct mm_struct *mm, unsigned long tsb_index, unsigned long mm_rss); +#ifdef CONFIG_SMP +extern void smp_tsb_sync(struct mm_struct *mm); +#else +#define smp_tsb_sync(__mm) do { } while (0) +#endif + +/* Set MMU context in the actual hardware. */ +#define load_secondary_context(__mm) \ + __asm__ __volatile__( \ + "\n661: stxa %0, [%1] %2\n" \ + " .section .sun4v_1insn_patch, \"ax\"\n" \ + " .word 661b\n" \ + " stxa %0, [%1] %3\n" \ + " .previous\n" \ + " flush %%g6\n" \ + : /* No outputs */ \ + : "r" (CTX_HWBITS((__mm)->context)), \ + "r" (SECONDARY_CONTEXT), "i" (ASI_DMMU), "i" (ASI_MMU)) + +extern void __flush_tlb_mm(unsigned long, unsigned long); + +/* Switch the current MM context. Interrupts are disabled. */ +static inline void switch_mm(struct mm_struct *old_mm, struct mm_struct *mm, struct task_struct *tsk) +{ + unsigned long ctx_valid, flags; + int cpu; + + if (unlikely(mm == &init_mm)) + return; + + spin_lock_irqsave(&mm->context.lock, flags); + ctx_valid = CTX_VALID(mm->context); + if (!ctx_valid) + get_new_mmu_context(mm); + + /* We have to be extremely careful here or else we will miss + * a TSB grow if we switch back and forth between a kernel + * thread and an address space which has it's TSB size increased + * on another processor. + * + * It is possible to play some games in order to optimize the + * switch, but the safest thing to do is to unconditionally + * perform the secondary context load and the TSB context switch. + * + * For reference the bad case is, for address space "A": + * + * CPU 0 CPU 1 + * run address space A + * set cpu0's bits in cpu_vm_mask + * switch to kernel thread, borrow + * address space A via entry_lazy_tlb + * run address space A + * set cpu1's bit in cpu_vm_mask + * flush_tlb_pending() + * reset cpu_vm_mask to just cpu1 + * TSB grow + * run address space A + * context was valid, so skip + * TSB context switch + * + * At that point cpu0 continues to use a stale TSB, the one from + * before the TSB grow performed on cpu1. cpu1 did not cross-call + * cpu0 to update it's TSB because at that point the cpu_vm_mask + * only had cpu1 set in it. + */ + load_secondary_context(mm); + tsb_context_switch(mm); + + /* Any time a processor runs a context on an address space + * for the first time, we must flush that context out of the + * local TLB. + */ + cpu = smp_processor_id(); + if (!ctx_valid || !cpu_isset(cpu, mm->cpu_vm_mask)) { + cpu_set(cpu, mm->cpu_vm_mask); + __flush_tlb_mm(CTX_HWBITS(mm->context), + SECONDARY_CONTEXT); + } + spin_unlock_irqrestore(&mm->context.lock, flags); +} + +#define deactivate_mm(tsk,mm) do { } while (0) + +/* Activate a new MM instance for the current task. */ +static inline void activate_mm(struct mm_struct *active_mm, struct mm_struct *mm) +{ + unsigned long flags; + int cpu; + + spin_lock_irqsave(&mm->context.lock, flags); + if (!CTX_VALID(mm->context)) + get_new_mmu_context(mm); + cpu = smp_processor_id(); + if (!cpu_isset(cpu, mm->cpu_vm_mask)) + cpu_set(cpu, mm->cpu_vm_mask); + + load_secondary_context(mm); + __flush_tlb_mm(CTX_HWBITS(mm->context), SECONDARY_CONTEXT); + tsb_context_switch(mm); + spin_unlock_irqrestore(&mm->context.lock, flags); +} + +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(__SPARC64_MMU_CONTEXT_H) */ diff --git a/arch/sparc/include/asm/mmzone.h b/arch/sparc/include/asm/mmzone.h new file mode 100644 index 0000000..ebf5986 --- /dev/null +++ b/arch/sparc/include/asm/mmzone.h @@ -0,0 +1,17 @@ +#ifndef _SPARC64_MMZONE_H +#define _SPARC64_MMZONE_H + +#ifdef CONFIG_NEED_MULTIPLE_NODES + +extern struct pglist_data *node_data[]; + +#define NODE_DATA(nid) (node_data[nid]) +#define node_start_pfn(nid) (NODE_DATA(nid)->node_start_pfn) +#define node_end_pfn(nid) (NODE_DATA(nid)->node_end_pfn) + +extern int numa_cpu_lookup_table[]; +extern cpumask_t numa_cpumask_lookup_table[]; + +#endif /* CONFIG_NEED_MULTIPLE_NODES */ + +#endif /* _SPARC64_MMZONE_H */ diff --git a/arch/sparc/include/asm/module.h b/arch/sparc/include/asm/module.h new file mode 100644 index 0000000..e82cf9a --- /dev/null +++ b/arch/sparc/include/asm/module.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_MODULE_H +#define ___ASM_SPARC_MODULE_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/module_64.h> +#else +#include <asm/module_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/module_32.h b/arch/sparc/include/asm/module_32.h new file mode 100644 index 0000000..cbd9e67 --- /dev/null +++ b/arch/sparc/include/asm/module_32.h @@ -0,0 +1,7 @@ +#ifndef _ASM_SPARC_MODULE_H +#define _ASM_SPARC_MODULE_H +struct mod_arch_specific { }; +#define Elf_Shdr Elf32_Shdr +#define Elf_Sym Elf32_Sym +#define Elf_Ehdr Elf32_Ehdr +#endif /* _ASM_SPARC_MODULE_H */ diff --git a/arch/sparc/include/asm/module_64.h b/arch/sparc/include/asm/module_64.h new file mode 100644 index 0000000..3d77ba4 --- /dev/null +++ b/arch/sparc/include/asm/module_64.h @@ -0,0 +1,7 @@ +#ifndef _ASM_SPARC64_MODULE_H +#define _ASM_SPARC64_MODULE_H +struct mod_arch_specific { }; +#define Elf_Shdr Elf64_Shdr +#define Elf_Sym Elf64_Sym +#define Elf_Ehdr Elf64_Ehdr +#endif /* _ASM_SPARC64_MODULE_H */ diff --git a/arch/sparc/include/asm/mostek.h b/arch/sparc/include/asm/mostek.h new file mode 100644 index 0000000..433be3e --- /dev/null +++ b/arch/sparc/include/asm/mostek.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_MOSTEK_H +#define ___ASM_SPARC_MOSTEK_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/mostek_64.h> +#else +#include <asm/mostek_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/mostek_32.h b/arch/sparc/include/asm/mostek_32.h new file mode 100644 index 0000000..a99590c --- /dev/null +++ b/arch/sparc/include/asm/mostek_32.h @@ -0,0 +1,171 @@ +/* + * mostek.h: Describes the various Mostek time of day clock registers. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + * Copyright (C) 1996 Thomas K. Dyas (tdyas@eden.rutgers.edu) + * Added intersil code 05/25/98 Chris Davis (cdavis@cois.on.ca) + */ + +#ifndef _SPARC_MOSTEK_H +#define _SPARC_MOSTEK_H + +#include <asm/idprom.h> +#include <asm/io.h> + +/* M48T02 Register Map (adapted from Sun NVRAM/Hostid FAQ) + * + * Data + * Address Function + * Bit 7 Bit 6 Bit 5 Bit 4Bit 3 Bit 2 Bit 1 Bit 0 + * 7ff - - - - - - - - Year 00-99 + * 7fe 0 0 0 - - - - - Month 01-12 + * 7fd 0 0 - - - - - - Date 01-31 + * 7fc 0 FT 0 0 0 - - - Day 01-07 + * 7fb KS 0 - - - - - - Hours 00-23 + * 7fa 0 - - - - - - - Minutes 00-59 + * 7f9 ST - - - - - - - Seconds 00-59 + * 7f8 W R S - - - - - Control + * + * * ST is STOP BIT + * * W is WRITE BIT + * * R is READ BIT + * * S is SIGN BIT + * * FT is FREQ TEST BIT + * * KS is KICK START BIT + */ + +/* The Mostek 48t02 real time clock and NVRAM chip. The registers + * other than the control register are in binary coded decimal. Some + * control bits also live outside the control register. + */ +#define mostek_read(_addr) readb(_addr) +#define mostek_write(_addr,_val) writeb(_val, _addr) +#define MOSTEK_EEPROM 0x0000UL +#define MOSTEK_IDPROM 0x07d8UL +#define MOSTEK_CREG 0x07f8UL +#define MOSTEK_SEC 0x07f9UL +#define MOSTEK_MIN 0x07faUL +#define MOSTEK_HOUR 0x07fbUL +#define MOSTEK_DOW 0x07fcUL +#define MOSTEK_DOM 0x07fdUL +#define MOSTEK_MONTH 0x07feUL +#define MOSTEK_YEAR 0x07ffUL + +struct mostek48t02 { + volatile char eeprom[2008]; /* This is the eeprom, don't touch! */ + struct idprom idprom; /* The idprom lives here. */ + volatile unsigned char creg; /* Control register */ + volatile unsigned char sec; /* Seconds (0-59) */ + volatile unsigned char min; /* Minutes (0-59) */ + volatile unsigned char hour; /* Hour (0-23) */ + volatile unsigned char dow; /* Day of the week (1-7) */ + volatile unsigned char dom; /* Day of the month (1-31) */ + volatile unsigned char month; /* Month of year (1-12) */ + volatile unsigned char year; /* Year (0-99) */ +}; + +extern spinlock_t mostek_lock; +extern void __iomem *mstk48t02_regs; + +/* Control register values. */ +#define MSTK_CREG_WRITE 0x80 /* Must set this before placing values. */ +#define MSTK_CREG_READ 0x40 /* Stop updates to allow a clean read. */ +#define MSTK_CREG_SIGN 0x20 /* Slow/speed clock in calibration mode. */ + +/* Control bits that live in the other registers. */ +#define MSTK_STOP 0x80 /* Stop the clock oscillator. (sec) */ +#define MSTK_KICK_START 0x80 /* Kick start the clock chip. (hour) */ +#define MSTK_FREQ_TEST 0x40 /* Frequency test mode. (day) */ + +#define MSTK_YEAR_ZERO 1968 /* If year reg has zero, it is 1968. */ +#define MSTK_CVT_YEAR(yr) ((yr) + MSTK_YEAR_ZERO) + +/* Masks that define how much space each value takes up. */ +#define MSTK_SEC_MASK 0x7f +#define MSTK_MIN_MASK 0x7f +#define MSTK_HOUR_MASK 0x3f +#define MSTK_DOW_MASK 0x07 +#define MSTK_DOM_MASK 0x3f +#define MSTK_MONTH_MASK 0x1f +#define MSTK_YEAR_MASK 0xffU + +/* Binary coded decimal conversion macros. */ +#define MSTK_REGVAL_TO_DECIMAL(x) (((x) & 0x0F) + 0x0A * ((x) >> 0x04)) +#define MSTK_DECIMAL_TO_REGVAL(x) ((((x) / 0x0A) << 0x04) + ((x) % 0x0A)) + +/* Generic register set and get macros for internal use. */ +#define MSTK_GET(regs,var,mask) (MSTK_REGVAL_TO_DECIMAL(((struct mostek48t02 *)regs)->var & MSTK_ ## mask ## _MASK)) +#define MSTK_SET(regs,var,value,mask) do { ((struct mostek48t02 *)regs)->var &= ~(MSTK_ ## mask ## _MASK); ((struct mostek48t02 *)regs)->var |= MSTK_DECIMAL_TO_REGVAL(value) & (MSTK_ ## mask ## _MASK); } while (0) + +/* Macros to make register access easier on our fingers. These give you + * the decimal value of the register requested if applicable. You pass + * the a pointer to a 'struct mostek48t02'. + */ +#define MSTK_REG_CREG(regs) (((struct mostek48t02 *)regs)->creg) +#define MSTK_REG_SEC(regs) MSTK_GET(regs,sec,SEC) +#define MSTK_REG_MIN(regs) MSTK_GET(regs,min,MIN) +#define MSTK_REG_HOUR(regs) MSTK_GET(regs,hour,HOUR) +#define MSTK_REG_DOW(regs) MSTK_GET(regs,dow,DOW) +#define MSTK_REG_DOM(regs) MSTK_GET(regs,dom,DOM) +#define MSTK_REG_MONTH(regs) MSTK_GET(regs,month,MONTH) +#define MSTK_REG_YEAR(regs) MSTK_GET(regs,year,YEAR) + +#define MSTK_SET_REG_SEC(regs,value) MSTK_SET(regs,sec,value,SEC) +#define MSTK_SET_REG_MIN(regs,value) MSTK_SET(regs,min,value,MIN) +#define MSTK_SET_REG_HOUR(regs,value) MSTK_SET(regs,hour,value,HOUR) +#define MSTK_SET_REG_DOW(regs,value) MSTK_SET(regs,dow,value,DOW) +#define MSTK_SET_REG_DOM(regs,value) MSTK_SET(regs,dom,value,DOM) +#define MSTK_SET_REG_MONTH(regs,value) MSTK_SET(regs,month,value,MONTH) +#define MSTK_SET_REG_YEAR(regs,value) MSTK_SET(regs,year,value,YEAR) + + +/* The Mostek 48t08 clock chip. Found on Sun4m's I think. It has the + * same (basically) layout of the 48t02 chip except for the extra + * NVRAM on board (8 KB against the 48t02's 2 KB). + */ +struct mostek48t08 { + char offset[6*1024]; /* Magic things may be here, who knows? */ + struct mostek48t02 regs; /* Here is what we are interested in. */ +}; + +#ifdef CONFIG_SUN4 +enum sparc_clock_type { MSTK48T02, MSTK48T08, \ +INTERSIL, MSTK_INVALID }; +#else +enum sparc_clock_type { MSTK48T02, MSTK48T08, \ +MSTK_INVALID }; +#endif + +#ifdef CONFIG_SUN4 +/* intersil on a sun 4/260 code data from harris doc */ +struct intersil_dt { + volatile unsigned char int_csec; + volatile unsigned char int_hour; + volatile unsigned char int_min; + volatile unsigned char int_sec; + volatile unsigned char int_month; + volatile unsigned char int_day; + volatile unsigned char int_year; + volatile unsigned char int_dow; +}; + +struct intersil { + struct intersil_dt clk; + struct intersil_dt cmp; + volatile unsigned char int_intr_reg; + volatile unsigned char int_cmd_reg; +}; + +#define INTERSIL_STOP 0x0 +#define INTERSIL_START 0x8 +#define INTERSIL_INTR_DISABLE 0x0 +#define INTERSIL_INTR_ENABLE 0x10 +#define INTERSIL_32K 0x0 +#define INTERSIL_NORMAL 0x0 +#define INTERSIL_24H 0x4 +#define INTERSIL_INT_100HZ 0x2 + +/* end of intersil info */ +#endif + +#endif /* !(_SPARC_MOSTEK_H) */ diff --git a/arch/sparc/include/asm/mostek_64.h b/arch/sparc/include/asm/mostek_64.h new file mode 100644 index 0000000..c5652de --- /dev/null +++ b/arch/sparc/include/asm/mostek_64.h @@ -0,0 +1,143 @@ +/* mostek.h: Describes the various Mostek time of day clock registers. + * + * Copyright (C) 1995 David S. Miller (davem@davemloft.net) + * Copyright (C) 1996 Thomas K. Dyas (tdyas@eden.rutgers.edu) + */ + +#ifndef _SPARC64_MOSTEK_H +#define _SPARC64_MOSTEK_H + +#include <asm/idprom.h> + +/* M48T02 Register Map (adapted from Sun NVRAM/Hostid FAQ) + * + * Data + * Address Function + * Bit 7 Bit 6 Bit 5 Bit 4Bit 3 Bit 2 Bit 1 Bit 0 + * 7ff - - - - - - - - Year 00-99 + * 7fe 0 0 0 - - - - - Month 01-12 + * 7fd 0 0 - - - - - - Date 01-31 + * 7fc 0 FT 0 0 0 - - - Day 01-07 + * 7fb KS 0 - - - - - - Hours 00-23 + * 7fa 0 - - - - - - - Minutes 00-59 + * 7f9 ST - - - - - - - Seconds 00-59 + * 7f8 W R S - - - - - Control + * + * * ST is STOP BIT + * * W is WRITE BIT + * * R is READ BIT + * * S is SIGN BIT + * * FT is FREQ TEST BIT + * * KS is KICK START BIT + */ + +/* The Mostek 48t02 real time clock and NVRAM chip. The registers + * other than the control register are in binary coded decimal. Some + * control bits also live outside the control register. + * + * We now deal with physical addresses for I/O to the chip. -DaveM + */ +static inline u8 mostek_read(void __iomem *addr) +{ + u8 ret; + + __asm__ __volatile__("lduba [%1] %2, %0" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); + return ret; +} + +static inline void mostek_write(void __iomem *addr, u8 val) +{ + __asm__ __volatile__("stba %0, [%1] %2" + : /* no outputs */ + : "r" (val), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); +} + +#define MOSTEK_EEPROM 0x0000UL +#define MOSTEK_IDPROM 0x07d8UL +#define MOSTEK_CREG 0x07f8UL +#define MOSTEK_SEC 0x07f9UL +#define MOSTEK_MIN 0x07faUL +#define MOSTEK_HOUR 0x07fbUL +#define MOSTEK_DOW 0x07fcUL +#define MOSTEK_DOM 0x07fdUL +#define MOSTEK_MONTH 0x07feUL +#define MOSTEK_YEAR 0x07ffUL + +extern spinlock_t mostek_lock; +extern void __iomem *mstk48t02_regs; + +/* Control register values. */ +#define MSTK_CREG_WRITE 0x80 /* Must set this before placing values. */ +#define MSTK_CREG_READ 0x40 /* Stop updates to allow a clean read. */ +#define MSTK_CREG_SIGN 0x20 /* Slow/speed clock in calibration mode. */ + +/* Control bits that live in the other registers. */ +#define MSTK_STOP 0x80 /* Stop the clock oscillator. (sec) */ +#define MSTK_KICK_START 0x80 /* Kick start the clock chip. (hour) */ +#define MSTK_FREQ_TEST 0x40 /* Frequency test mode. (day) */ + +#define MSTK_YEAR_ZERO 1968 /* If year reg has zero, it is 1968. */ +#define MSTK_CVT_YEAR(yr) ((yr) + MSTK_YEAR_ZERO) + +/* Masks that define how much space each value takes up. */ +#define MSTK_SEC_MASK 0x7f +#define MSTK_MIN_MASK 0x7f +#define MSTK_HOUR_MASK 0x3f +#define MSTK_DOW_MASK 0x07 +#define MSTK_DOM_MASK 0x3f +#define MSTK_MONTH_MASK 0x1f +#define MSTK_YEAR_MASK 0xffU + +/* Binary coded decimal conversion macros. */ +#define MSTK_REGVAL_TO_DECIMAL(x) (((x) & 0x0F) + 0x0A * ((x) >> 0x04)) +#define MSTK_DECIMAL_TO_REGVAL(x) ((((x) / 0x0A) << 0x04) + ((x) % 0x0A)) + +/* Generic register set and get macros for internal use. */ +#define MSTK_GET(regs,name) \ + (MSTK_REGVAL_TO_DECIMAL(mostek_read(regs + MOSTEK_ ## name) & MSTK_ ## name ## _MASK)) +#define MSTK_SET(regs,name,value) \ +do { u8 __val = mostek_read(regs + MOSTEK_ ## name); \ + __val &= ~(MSTK_ ## name ## _MASK); \ + __val |= (MSTK_DECIMAL_TO_REGVAL(value) & \ + (MSTK_ ## name ## _MASK)); \ + mostek_write(regs + MOSTEK_ ## name, __val); \ +} while(0) + +/* Macros to make register access easier on our fingers. These give you + * the decimal value of the register requested if applicable. You pass + * the a pointer to a 'struct mostek48t02'. + */ +#define MSTK_REG_CREG(regs) (mostek_read((regs) + MOSTEK_CREG)) +#define MSTK_REG_SEC(regs) MSTK_GET(regs,SEC) +#define MSTK_REG_MIN(regs) MSTK_GET(regs,MIN) +#define MSTK_REG_HOUR(regs) MSTK_GET(regs,HOUR) +#define MSTK_REG_DOW(regs) MSTK_GET(regs,DOW) +#define MSTK_REG_DOM(regs) MSTK_GET(regs,DOM) +#define MSTK_REG_MONTH(regs) MSTK_GET(regs,MONTH) +#define MSTK_REG_YEAR(regs) MSTK_GET(regs,YEAR) + +#define MSTK_SET_REG_SEC(regs,value) MSTK_SET(regs,SEC,value) +#define MSTK_SET_REG_MIN(regs,value) MSTK_SET(regs,MIN,value) +#define MSTK_SET_REG_HOUR(regs,value) MSTK_SET(regs,HOUR,value) +#define MSTK_SET_REG_DOW(regs,value) MSTK_SET(regs,DOW,value) +#define MSTK_SET_REG_DOM(regs,value) MSTK_SET(regs,DOM,value) +#define MSTK_SET_REG_MONTH(regs,value) MSTK_SET(regs,MONTH,value) +#define MSTK_SET_REG_YEAR(regs,value) MSTK_SET(regs,YEAR,value) + + +/* The Mostek 48t08 clock chip. Found on Sun4m's I think. It has the + * same (basically) layout of the 48t02 chip except for the extra + * NVRAM on board (8 KB against the 48t02's 2 KB). + */ +#define MOSTEK_48T08_OFFSET 0x0000UL /* Lower NVRAM portions */ +#define MOSTEK_48T08_48T02 0x1800UL /* Offset to 48T02 chip */ + +/* SUN5 systems usually have 48t59 model clock chipsets. But we keep the older + * clock chip definitions around just in case. + */ +#define MOSTEK_48T59_OFFSET 0x0000UL /* Lower NVRAM portions */ +#define MOSTEK_48T59_48T02 0x1800UL /* Offset to 48T02 chip */ + +#endif /* !(_SPARC64_MOSTEK_H) */ diff --git a/arch/sparc/include/asm/mpmbox.h b/arch/sparc/include/asm/mpmbox.h new file mode 100644 index 0000000..f842303 --- /dev/null +++ b/arch/sparc/include/asm/mpmbox.h @@ -0,0 +1,67 @@ +/* + * mpmbox.h: Interface and defines for the OpenProm mailbox + * facilities for MP machines under Linux. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_MPMBOX_H +#define _SPARC_MPMBOX_H + +/* The prom allocates, for each CPU on the machine an unsigned + * byte in physical ram. You probe the device tree prom nodes + * for these values. The purpose of this byte is to be able to + * pass messages from one cpu to another. + */ + +/* These are the main message types we have to look for in our + * Cpu mailboxes, based upon these values we decide what course + * of action to take. + */ + +/* The CPU is executing code in the kernel. */ +#define MAILBOX_ISRUNNING 0xf0 + +/* Another CPU called romvec->pv_exit(), you should call + * prom_stopcpu() when you see this in your mailbox. + */ +#define MAILBOX_EXIT 0xfb + +/* Another CPU called romvec->pv_enter(), you should call + * prom_cpuidle() when this is seen. + */ +#define MAILBOX_GOSPIN 0xfc + +/* Another CPU has hit a breakpoint either into kadb or the prom + * itself. Just like MAILBOX_GOSPIN, you should call prom_cpuidle() + * at this point. + */ +#define MAILBOX_BPT_SPIN 0xfd + +/* Oh geese, some other nitwit got a damn watchdog reset. The party's + * over so go call prom_stopcpu(). + */ +#define MAILBOX_WDOG_STOP 0xfe + +#ifndef __ASSEMBLY__ + +/* Handy macro's to determine a cpu's state. */ + +/* Is the cpu still in Power On Self Test? */ +#define MBOX_POST_P(letter) ((letter) >= 0x00 && (letter) <= 0x7f) + +/* Is the cpu at the 'ok' prompt of the PROM? */ +#define MBOX_PROMPROMPT_P(letter) ((letter) >= 0x80 && (letter) <= 0x8f) + +/* Is the cpu spinning in the PROM? */ +#define MBOX_PROMSPIN_P(letter) ((letter) >= 0x90 && (letter) <= 0xef) + +/* Sanity check... This is junk mail, throw it out. */ +#define MBOX_BOGON_P(letter) ((letter) >= 0xf1 && (letter) <= 0xfa) + +/* Is the cpu actively running an application/kernel-code? */ +#define MBOX_RUNNING_P(letter) ((letter) == MAILBOX_ISRUNNING) + +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(_SPARC_MPMBOX_H) */ diff --git a/arch/sparc/include/asm/msgbuf.h b/arch/sparc/include/asm/msgbuf.h new file mode 100644 index 0000000..efc7cbe9 --- /dev/null +++ b/arch/sparc/include/asm/msgbuf.h @@ -0,0 +1,38 @@ +#ifndef _SPARC_MSGBUF_H +#define _SPARC_MSGBUF_H + +/* + * The msqid64_ds structure for sparc64 architecture. + * Note extra padding because this structure is passed back and forth + * between kernel and user space. + * + * Pad space is left for: + * - 64-bit time_t to solve y2038 problem + * - 2 miscellaneous 32-bit values + */ + +#if defined(__sparc__) && defined(__arch64__) +# define PADDING(x) +#else +# define PADDING(x) unsigned int x; +#endif + + +struct msqid64_ds { + struct ipc64_perm msg_perm; + PADDING(__pad1) + __kernel_time_t msg_stime; /* last msgsnd time */ + PADDING(__pad2) + __kernel_time_t msg_rtime; /* last msgrcv time */ + PADDING(__pad3) + __kernel_time_t msg_ctime; /* last change time */ + unsigned long msg_cbytes; /* current number of bytes on queue */ + unsigned long msg_qnum; /* number of messages in queue */ + unsigned long msg_qbytes; /* max number of bytes on queue */ + __kernel_pid_t msg_lspid; /* pid of last msgsnd */ + __kernel_pid_t msg_lrpid; /* last receive pid */ + unsigned long __unused1; + unsigned long __unused2; +}; +#undef PADDING +#endif /* _SPARC_MSGBUF_H */ diff --git a/arch/sparc/include/asm/msi.h b/arch/sparc/include/asm/msi.h new file mode 100644 index 0000000..724ca56 --- /dev/null +++ b/arch/sparc/include/asm/msi.h @@ -0,0 +1,31 @@ +/* + * msi.h: Defines specific to the MBus - Sbus - Interface. + * + * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) + * Copyright (C) 1996 Eddie C. Dost (ecd@skynet.be) + */ + +#ifndef _SPARC_MSI_H +#define _SPARC_MSI_H + +/* + * Locations of MSI Registers. + */ +#define MSI_MBUS_ARBEN 0xe0001008 /* MBus Arbiter Enable register */ + +/* + * Useful bits in the MSI Registers. + */ +#define MSI_ASYNC_MODE 0x80000000 /* Operate the MSI asynchronously */ + + +static inline void msi_set_sync(void) +{ + __asm__ __volatile__ ("lda [%0] %1, %%g3\n\t" + "andn %%g3, %2, %%g3\n\t" + "sta %%g3, [%0] %1\n\t" : : + "r" (MSI_MBUS_ARBEN), + "i" (ASI_M_CTL), "r" (MSI_ASYNC_MODE) : "g3"); +} + +#endif /* !(_SPARC_MSI_H) */ diff --git a/arch/sparc/include/asm/mutex.h b/arch/sparc/include/asm/mutex.h new file mode 100644 index 0000000..458c1f7 --- /dev/null +++ b/arch/sparc/include/asm/mutex.h @@ -0,0 +1,9 @@ +/* + * Pull in the generic implementation for the mutex fastpath. + * + * TODO: implement optimized primitives instead, or leave the generic + * implementation in place, or pick the atomic_xchg() based generic + * implementation. (see asm-generic/mutex-xchg.h for details) + */ + +#include <asm-generic/mutex-dec.h> diff --git a/arch/sparc/include/asm/mxcc.h b/arch/sparc/include/asm/mxcc.h new file mode 100644 index 0000000..c0517bd --- /dev/null +++ b/arch/sparc/include/asm/mxcc.h @@ -0,0 +1,137 @@ +/* + * mxcc.h: Definitions of the Viking MXCC registers + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_MXCC_H +#define _SPARC_MXCC_H + +/* These registers are accessed through ASI 0x2. */ +#define MXCC_DATSTREAM 0x1C00000 /* Data stream register */ +#define MXCC_SRCSTREAM 0x1C00100 /* Source stream register */ +#define MXCC_DESSTREAM 0x1C00200 /* Destination stream register */ +#define MXCC_RMCOUNT 0x1C00300 /* Count of references and misses */ +#define MXCC_STEST 0x1C00804 /* Internal self-test */ +#define MXCC_CREG 0x1C00A04 /* Control register */ +#define MXCC_SREG 0x1C00B00 /* Status register */ +#define MXCC_RREG 0x1C00C04 /* Reset register */ +#define MXCC_EREG 0x1C00E00 /* Error code register */ +#define MXCC_PREG 0x1C00F04 /* Address port register */ + +/* Some MXCC constants. */ +#define MXCC_STREAM_SIZE 0x20 /* Size in bytes of one stream r/w */ + +/* The MXCC Control Register: + * + * ---------------------------------------------------------------------- + * | | RRC | RSV |PRE|MCE|PARE|ECE|RSV| + * ---------------------------------------------------------------------- + * 31 10 9 8-6 5 4 3 2 1-0 + * + * RRC: Controls what you read from MXCC_RMCOUNT reg. + * 0=Misses 1=References + * PRE: Prefetch enable + * MCE: Multiple Command Enable + * PARE: Parity enable + * ECE: External cache enable + */ + +#define MXCC_CTL_RRC 0x00000200 +#define MXCC_CTL_PRE 0x00000020 +#define MXCC_CTL_MCE 0x00000010 +#define MXCC_CTL_PARE 0x00000008 +#define MXCC_CTL_ECE 0x00000004 + +/* The MXCC Error Register: + * + * -------------------------------------------------------- + * |ME| RSV|CE|PEW|PEE|ASE|EIV| MOPC|ECODE|PRIV|RSV|HPADDR| + * -------------------------------------------------------- + * 31 30 29 28 27 26 25 24-15 14-7 6 5-3 2-0 + * + * ME: Multiple Errors have occurred + * CE: Cache consistency Error + * PEW: Parity Error during a Write operation + * PEE: Parity Error involving the External cache + * ASE: ASynchronous Error + * EIV: This register is toast + * MOPC: MXCC Operation Code for instance causing error + * ECODE: The Error CODE + * PRIV: A privileged mode error? 0=no 1=yes + * HPADDR: High PhysicalADDRess bits (35-32) + */ + +#define MXCC_ERR_ME 0x80000000 +#define MXCC_ERR_CE 0x20000000 +#define MXCC_ERR_PEW 0x10000000 +#define MXCC_ERR_PEE 0x08000000 +#define MXCC_ERR_ASE 0x04000000 +#define MXCC_ERR_EIV 0x02000000 +#define MXCC_ERR_MOPC 0x01FF8000 +#define MXCC_ERR_ECODE 0x00007F80 +#define MXCC_ERR_PRIV 0x00000040 +#define MXCC_ERR_HPADDR 0x0000000f + +/* The MXCC Port register: + * + * ----------------------------------------------------- + * | | MID | | + * ----------------------------------------------------- + * 31 21 20-18 17 0 + * + * MID: The moduleID of the cpu your read this from. + */ + +#ifndef __ASSEMBLY__ + +static inline void mxcc_set_stream_src(unsigned long *paddr) +{ + unsigned long data0 = paddr[0]; + unsigned long data1 = paddr[1]; + + __asm__ __volatile__ ("or %%g0, %0, %%g2\n\t" + "or %%g0, %1, %%g3\n\t" + "stda %%g2, [%2] %3\n\t" : : + "r" (data0), "r" (data1), + "r" (MXCC_SRCSTREAM), + "i" (ASI_M_MXCC) : "g2", "g3"); +} + +static inline void mxcc_set_stream_dst(unsigned long *paddr) +{ + unsigned long data0 = paddr[0]; + unsigned long data1 = paddr[1]; + + __asm__ __volatile__ ("or %%g0, %0, %%g2\n\t" + "or %%g0, %1, %%g3\n\t" + "stda %%g2, [%2] %3\n\t" : : + "r" (data0), "r" (data1), + "r" (MXCC_DESSTREAM), + "i" (ASI_M_MXCC) : "g2", "g3"); +} + +static inline unsigned long mxcc_get_creg(void) +{ + unsigned long mxcc_control; + + __asm__ __volatile__("set 0xffffffff, %%g2\n\t" + "set 0xffffffff, %%g3\n\t" + "stda %%g2, [%1] %2\n\t" + "lda [%3] %2, %0\n\t" : + "=r" (mxcc_control) : + "r" (MXCC_EREG), "i" (ASI_M_MXCC), + "r" (MXCC_CREG) : "g2", "g3"); + return mxcc_control; +} + +static inline void mxcc_set_creg(unsigned long mxcc_control) +{ + __asm__ __volatile__("sta %0, [%1] %2\n\t" : : + "r" (mxcc_control), "r" (MXCC_CREG), + "i" (ASI_M_MXCC)); +} + +#endif /* !__ASSEMBLY__ */ + +#endif /* !(_SPARC_MXCC_H) */ diff --git a/arch/sparc/include/asm/ns87303.h b/arch/sparc/include/asm/ns87303.h new file mode 100644 index 0000000..686defe --- /dev/null +++ b/arch/sparc/include/asm/ns87303.h @@ -0,0 +1,118 @@ +/* ns87303.h: Configuration Register Description for the + * National Semiconductor PC87303 (SuperIO). + * + * Copyright (C) 1997 Eddie C. Dost (ecd@skynet.be) + */ + +#ifndef _SPARC_NS87303_H +#define _SPARC_NS87303_H 1 + +/* + * Control Register Index Values + */ +#define FER 0x00 +#define FAR 0x01 +#define PTR 0x02 +#define FCR 0x03 +#define PCR 0x04 +#define KRR 0x05 +#define PMC 0x06 +#define TUP 0x07 +#define SID 0x08 +#define ASC 0x09 +#define CS0CF0 0x0a +#define CS0CF1 0x0b +#define CS1CF0 0x0c +#define CS1CF1 0x0d + +/* Function Enable Register (FER) bits */ +#define FER_EDM 0x10 /* Encoded Drive and Motor pin information */ + +/* Function Address Register (FAR) bits */ +#define FAR_LPT_MASK 0x03 +#define FAR_LPTB 0x00 +#define FAR_LPTA 0x01 +#define FAR_LPTC 0x02 + +/* Power and Test Register (PTR) bits */ +#define PTR_LPTB_IRQ7 0x08 +#define PTR_LEVEL_IRQ 0x80 /* When not ECP/EPP: Use level IRQ */ +#define PTR_LPT_REG_DIR 0x80 /* When ECP/EPP: LPT CTR controlls direction */ + /* of the parallel port */ + +/* Function Control Register (FCR) bits */ +#define FCR_LDE 0x10 /* Logical Drive Exchange */ +#define FCR_ZWS_ENA 0x20 /* Enable short host read/write in ECP/EPP */ + +/* Printer Control Register (PCR) bits */ +#define PCR_EPP_ENABLE 0x01 +#define PCR_EPP_IEEE 0x02 /* Enable EPP Version 1.9 (IEEE 1284) */ +#define PCR_ECP_ENABLE 0x04 +#define PCR_ECP_CLK_ENA 0x08 /* If 0 ECP Clock is stopped on Power down */ +#define PCR_IRQ_POLAR 0x20 /* If 0 IRQ is level high or negative pulse, */ + /* if 1 polarity is inverted */ +#define PCR_IRQ_ODRAIN 0x40 /* If 1, IRQ is open drain */ + +/* Tape UARTs and Parallel Port Config Register (TUP) bits */ +#define TUP_EPP_TIMO 0x02 /* Enable EPP timeout IRQ */ + +/* Advanced SuperIO Config Register (ASC) bits */ +#define ASC_LPT_IRQ7 0x01 /* Always use IRQ7 for LPT */ +#define ASC_DRV2_SEL 0x02 /* Logical Drive Exchange controlled by TDR */ + +#define FER_RESERVED 0x00 +#define FAR_RESERVED 0x00 +#define PTR_RESERVED 0x73 +#define FCR_RESERVED 0xc4 +#define PCR_RESERVED 0x10 +#define KRR_RESERVED 0x00 +#define PMC_RESERVED 0x98 +#define TUP_RESERVED 0xfb +#define SIP_RESERVED 0x00 +#define ASC_RESERVED 0x18 +#define CS0CF0_RESERVED 0x00 +#define CS0CF1_RESERVED 0x08 +#define CS1CF0_RESERVED 0x00 +#define CS1CF1_RESERVED 0x08 + +#ifdef __KERNEL__ + +#include <linux/spinlock.h> + +#include <asm/system.h> +#include <asm/io.h> + +extern spinlock_t ns87303_lock; + +static inline int ns87303_modify(unsigned long port, unsigned int index, + unsigned char clr, unsigned char set) +{ + static unsigned char reserved[] = { + FER_RESERVED, FAR_RESERVED, PTR_RESERVED, FCR_RESERVED, + PCR_RESERVED, KRR_RESERVED, PMC_RESERVED, TUP_RESERVED, + SIP_RESERVED, ASC_RESERVED, CS0CF0_RESERVED, CS0CF1_RESERVED, + CS1CF0_RESERVED, CS1CF1_RESERVED + }; + unsigned long flags; + unsigned char value; + + if (index > 0x0d) + return -EINVAL; + + spin_lock_irqsave(&ns87303_lock, flags); + + outb(index, port); + value = inb(port + 1); + value &= ~(reserved[index] | clr); + value |= set; + outb(value, port + 1); + outb(value, port + 1); + + spin_unlock_irqrestore(&ns87303_lock, flags); + + return 0; +} + +#endif /* __KERNEL__ */ + +#endif /* !(_SPARC_NS87303_H) */ diff --git a/arch/sparc/include/asm/obio.h b/arch/sparc/include/asm/obio.h new file mode 100644 index 0000000..1a7544c --- /dev/null +++ b/arch/sparc/include/asm/obio.h @@ -0,0 +1,249 @@ +/* + * obio.h: Some useful locations in 0xFXXXXXXXX PA obio space on sun4d. + * + * Copyright (C) 1997 Jakub Jelinek <jj@sunsite.mff.cuni.cz> + */ + +#ifndef _SPARC_OBIO_H +#define _SPARC_OBIO_H + +#include <asm/asi.h> + +/* This weird monster likes to use the very upper parts of + 36bit PA for these things :) */ + +/* CSR space (for each XDBUS) + * ------------------------------------------------------------------------ + * | 0xFE | DEVID | | XDBUS ID | | + * ------------------------------------------------------------------------ + * 35 28 27 20 19 10 9 8 7 0 + */ + +#define CSR_BASE_ADDR 0xe0000000 +#define CSR_CPU_SHIFT (32 - 4 - 5) +#define CSR_XDBUS_SHIFT 8 + +#define CSR_BASE(cpu) (((CSR_BASE_ADDR >> CSR_CPU_SHIFT) + cpu) << CSR_CPU_SHIFT) + +/* ECSR space (not for each XDBUS) + * ------------------------------------------------------------------------ + * | 0xF | DEVID[7:1] | | + * ------------------------------------------------------------------------ + * 35 32 31 25 24 0 + */ + +#define ECSR_BASE_ADDR 0x00000000 +#define ECSR_CPU_SHIFT (32 - 5) +#define ECSR_DEV_SHIFT (32 - 8) + +#define ECSR_BASE(cpu) ((cpu) << ECSR_CPU_SHIFT) +#define ECSR_DEV_BASE(devid) ((devid) << ECSR_DEV_SHIFT) + +/* Bus Watcher */ +#define BW_LOCAL_BASE 0xfff00000 + +#define BW_CID 0x00000000 +#define BW_DBUS_CTRL 0x00000008 +#define BW_DBUS_DATA 0x00000010 +#define BW_CTRL 0x00001000 +#define BW_INTR_TABLE 0x00001040 +#define BW_INTR_TABLE_CLEAR 0x00001080 +#define BW_PRESCALER 0x000010c0 +#define BW_PTIMER_LIMIT 0x00002000 +#define BW_PTIMER_COUNTER2 0x00002004 +#define BW_PTIMER_NDLIMIT 0x00002008 +#define BW_PTIMER_CTRL 0x0000200c +#define BW_PTIMER_COUNTER 0x00002010 +#define BW_TIMER_LIMIT 0x00003000 +#define BW_TIMER_COUNTER2 0x00003004 +#define BW_TIMER_NDLIMIT 0x00003008 +#define BW_TIMER_CTRL 0x0000300c +#define BW_TIMER_COUNTER 0x00003010 + +/* BW Control */ +#define BW_CTRL_USER_TIMER 0x00000004 /* Is User Timer Free run enabled */ + +/* Boot Bus */ +#define BB_LOCAL_BASE 0xf0000000 + +#define BB_STAT1 0x00100000 +#define BB_STAT2 0x00120000 +#define BB_STAT3 0x00140000 +#define BB_LEDS 0x002e0000 + +/* Bits in BB_STAT2 */ +#define BB_STAT2_AC_INTR 0x04 /* Aiee! 5ms and power is gone... */ +#define BB_STAT2_TMP_INTR 0x10 /* My Penguins are burning. Are you able to smell it? */ +#define BB_STAT2_FAN_INTR 0x20 /* My fan refuses to work */ +#define BB_STAT2_PWR_INTR 0x40 /* On SC2000, one of the two ACs died. Ok, we go on... */ +#define BB_STAT2_MASK (BB_STAT2_AC_INTR|BB_STAT2_TMP_INTR|BB_STAT2_FAN_INTR|BB_STAT2_PWR_INTR) + +/* Cache Controller */ +#define CC_BASE 0x1F00000 +#define CC_DATSTREAM 0x1F00000 /* Data stream register */ +#define CC_DATSIZE 0x1F0003F /* Size */ +#define CC_SRCSTREAM 0x1F00100 /* Source stream register */ +#define CC_DESSTREAM 0x1F00200 /* Destination stream register */ +#define CC_RMCOUNT 0x1F00300 /* Count of references and misses */ +#define CC_IPEN 0x1F00406 /* Pending Interrupts */ +#define CC_IMSK 0x1F00506 /* Interrupt Mask */ +#define CC_ICLR 0x1F00606 /* Clear pending Interrupts */ +#define CC_IGEN 0x1F00704 /* Generate Interrupt register */ +#define CC_STEST 0x1F00804 /* Internal self-test */ +#define CC_CREG 0x1F00A04 /* Control register */ +#define CC_SREG 0x1F00B00 /* Status register */ +#define CC_RREG 0x1F00C04 /* Reset register */ +#define CC_EREG 0x1F00E00 /* Error code register */ +#define CC_CID 0x1F00F04 /* Component ID */ + +#ifndef __ASSEMBLY__ + +static inline int bw_get_intr_mask(int sbus_level) +{ + int mask; + + __asm__ __volatile__ ("lduha [%1] %2, %0" : + "=r" (mask) : + "r" (BW_LOCAL_BASE + BW_INTR_TABLE + (sbus_level << 3)), + "i" (ASI_M_CTL)); + return mask; +} + +static inline void bw_clear_intr_mask(int sbus_level, int mask) +{ + __asm__ __volatile__ ("stha %0, [%1] %2" : : + "r" (mask), + "r" (BW_LOCAL_BASE + BW_INTR_TABLE_CLEAR + (sbus_level << 3)), + "i" (ASI_M_CTL)); +} + +static inline unsigned bw_get_prof_limit(int cpu) +{ + unsigned limit; + + __asm__ __volatile__ ("lda [%1] %2, %0" : + "=r" (limit) : + "r" (CSR_BASE(cpu) + BW_PTIMER_LIMIT), + "i" (ASI_M_CTL)); + return limit; +} + +static inline void bw_set_prof_limit(int cpu, unsigned limit) +{ + __asm__ __volatile__ ("sta %0, [%1] %2" : : + "r" (limit), + "r" (CSR_BASE(cpu) + BW_PTIMER_LIMIT), + "i" (ASI_M_CTL)); +} + +static inline unsigned bw_get_ctrl(int cpu) +{ + unsigned ctrl; + + __asm__ __volatile__ ("lda [%1] %2, %0" : + "=r" (ctrl) : + "r" (CSR_BASE(cpu) + BW_CTRL), + "i" (ASI_M_CTL)); + return ctrl; +} + +static inline void bw_set_ctrl(int cpu, unsigned ctrl) +{ + __asm__ __volatile__ ("sta %0, [%1] %2" : : + "r" (ctrl), + "r" (CSR_BASE(cpu) + BW_CTRL), + "i" (ASI_M_CTL)); +} + +extern unsigned char cpu_leds[32]; + +static inline void show_leds(int cpuid) +{ + cpuid &= 0x1e; + __asm__ __volatile__ ("stba %0, [%1] %2" : : + "r" ((cpu_leds[cpuid] << 4) | cpu_leds[cpuid+1]), + "r" (ECSR_BASE(cpuid) | BB_LEDS), + "i" (ASI_M_CTL)); +} + +static inline unsigned cc_get_ipen(void) +{ + unsigned pending; + + __asm__ __volatile__ ("lduha [%1] %2, %0" : + "=r" (pending) : + "r" (CC_IPEN), + "i" (ASI_M_MXCC)); + return pending; +} + +static inline void cc_set_iclr(unsigned clear) +{ + __asm__ __volatile__ ("stha %0, [%1] %2" : : + "r" (clear), + "r" (CC_ICLR), + "i" (ASI_M_MXCC)); +} + +static inline unsigned cc_get_imsk(void) +{ + unsigned mask; + + __asm__ __volatile__ ("lduha [%1] %2, %0" : + "=r" (mask) : + "r" (CC_IMSK), + "i" (ASI_M_MXCC)); + return mask; +} + +static inline void cc_set_imsk(unsigned mask) +{ + __asm__ __volatile__ ("stha %0, [%1] %2" : : + "r" (mask), + "r" (CC_IMSK), + "i" (ASI_M_MXCC)); +} + +static inline unsigned cc_get_imsk_other(int cpuid) +{ + unsigned mask; + + __asm__ __volatile__ ("lduha [%1] %2, %0" : + "=r" (mask) : + "r" (ECSR_BASE(cpuid) | CC_IMSK), + "i" (ASI_M_CTL)); + return mask; +} + +static inline void cc_set_imsk_other(int cpuid, unsigned mask) +{ + __asm__ __volatile__ ("stha %0, [%1] %2" : : + "r" (mask), + "r" (ECSR_BASE(cpuid) | CC_IMSK), + "i" (ASI_M_CTL)); +} + +static inline void cc_set_igen(unsigned gen) +{ + __asm__ __volatile__ ("sta %0, [%1] %2" : : + "r" (gen), + "r" (CC_IGEN), + "i" (ASI_M_MXCC)); +} + +/* +-------+-------------+-----------+------------------------------------+ + * | bcast | devid | sid | levels mask | + * +-------+-------------+-----------+------------------------------------+ + * 31 30 23 22 15 14 0 + */ +#define IGEN_MESSAGE(bcast, devid, sid, levels) \ + (((bcast) << 31) | ((devid) << 23) | ((sid) << 15) | (levels)) + +static inline void sun4d_send_ipi(int cpu, int level) +{ + cc_set_igen(IGEN_MESSAGE(0, cpu << 3, 6 + ((level >> 1) & 7), 1 << (level - 1))); +} + +#endif /* !__ASSEMBLY__ */ + +#endif /* !(_SPARC_OBIO_H) */ diff --git a/arch/sparc/include/asm/of_device.h b/arch/sparc/include/asm/of_device.h new file mode 100644 index 0000000..e5f5aed --- /dev/null +++ b/arch/sparc/include/asm/of_device.h @@ -0,0 +1,38 @@ +#ifndef _ASM_SPARC_OF_DEVICE_H +#define _ASM_SPARC_OF_DEVICE_H +#ifdef __KERNEL__ + +#include <linux/device.h> +#include <linux/of.h> +#include <linux/mod_devicetable.h> +#include <asm/openprom.h> + +/* + * The of_device is a kind of "base class" that is a superset of + * struct device for use by devices attached to an OF node and + * probed using OF properties. + */ +struct of_device +{ + struct device_node *node; + struct device dev; + struct resource resource[PROMREG_MAX]; + unsigned int irqs[PROMINTR_MAX]; + int num_irqs; + + void *sysdata; + + int slot; + int portid; + int clock_freq; +}; + +extern void __iomem *of_ioremap(struct resource *res, unsigned long offset, unsigned long size, char *name); +extern void of_iounmap(struct resource *res, void __iomem *base, unsigned long size); + +/* These are just here during the transition */ +#include <linux/of_device.h> +#include <linux/of_platform.h> + +#endif /* __KERNEL__ */ +#endif /* _ASM_SPARC_OF_DEVICE_H */ diff --git a/arch/sparc/include/asm/of_platform.h b/arch/sparc/include/asm/of_platform.h new file mode 100644 index 0000000..aa69977 --- /dev/null +++ b/arch/sparc/include/asm/of_platform.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_OF_PLATFORM_H +#define ___ASM_SPARC_OF_PLATFORM_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/of_platform_64.h> +#else +#include <asm/of_platform_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/of_platform_32.h b/arch/sparc/include/asm/of_platform_32.h new file mode 100644 index 0000000..723f7c9 --- /dev/null +++ b/arch/sparc/include/asm/of_platform_32.h @@ -0,0 +1,24 @@ +#ifndef _ASM_SPARC_OF_PLATFORM_H +#define _ASM_SPARC_OF_PLATFORM_H +/* + * Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp. + * <benh@kernel.crashing.org> + * Modified for Sparc by merging parts of asm/of_device.h + * by Stephen Rothwell + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + * + */ + +/* This is just here during the transition */ +#include <linux/of_platform.h> + +extern struct bus_type ebus_bus_type; +extern struct bus_type sbus_bus_type; + +#define of_bus_type of_platform_bus_type /* for compatibility */ + +#endif /* _ASM_SPARC_OF_PLATFORM_H */ diff --git a/arch/sparc/include/asm/of_platform_64.h b/arch/sparc/include/asm/of_platform_64.h new file mode 100644 index 0000000..4f66a5f --- /dev/null +++ b/arch/sparc/include/asm/of_platform_64.h @@ -0,0 +1,25 @@ +#ifndef _ASM_SPARC64_OF_PLATFORM_H +#define _ASM_SPARC64_OF_PLATFORM_H +/* + * Copyright (C) 2006 Benjamin Herrenschmidt, IBM Corp. + * <benh@kernel.crashing.org> + * Modified for Sparc by merging parts of asm/of_device.h + * by Stephen Rothwell + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + * + */ + +/* This is just here during the transition */ +#include <linux/of_platform.h> + +extern struct bus_type isa_bus_type; +extern struct bus_type ebus_bus_type; +extern struct bus_type sbus_bus_type; + +#define of_bus_type of_platform_bus_type /* for compatibility */ + +#endif /* _ASM_SPARC64_OF_PLATFORM_H */ diff --git a/arch/sparc/include/asm/openprom.h b/arch/sparc/include/asm/openprom.h new file mode 100644 index 0000000..aaeae905 --- /dev/null +++ b/arch/sparc/include/asm/openprom.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_OPENPROM_H +#define ___ASM_SPARC_OPENPROM_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/openprom_64.h> +#else +#include <asm/openprom_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/openprom_32.h b/arch/sparc/include/asm/openprom_32.h new file mode 100644 index 0000000..8b1649f --- /dev/null +++ b/arch/sparc/include/asm/openprom_32.h @@ -0,0 +1,255 @@ +#ifndef __SPARC_OPENPROM_H +#define __SPARC_OPENPROM_H + +/* openprom.h: Prom structures and defines for access to the OPENBOOT + * prom routines and data areas. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +/* Empirical constants... */ +#define LINUX_OPPROM_MAGIC 0x10010407 + +#ifndef __ASSEMBLY__ +/* V0 prom device operations. */ +struct linux_dev_v0_funcs { + int (*v0_devopen)(char *device_str); + int (*v0_devclose)(int dev_desc); + int (*v0_rdblkdev)(int dev_desc, int num_blks, int blk_st, char *buf); + int (*v0_wrblkdev)(int dev_desc, int num_blks, int blk_st, char *buf); + int (*v0_wrnetdev)(int dev_desc, int num_bytes, char *buf); + int (*v0_rdnetdev)(int dev_desc, int num_bytes, char *buf); + int (*v0_rdchardev)(int dev_desc, int num_bytes, int dummy, char *buf); + int (*v0_wrchardev)(int dev_desc, int num_bytes, int dummy, char *buf); + int (*v0_seekdev)(int dev_desc, long logical_offst, int from); +}; + +/* V2 and later prom device operations. */ +struct linux_dev_v2_funcs { + int (*v2_inst2pkg)(int d); /* Convert ihandle to phandle */ + char * (*v2_dumb_mem_alloc)(char *va, unsigned sz); + void (*v2_dumb_mem_free)(char *va, unsigned sz); + + /* To map devices into virtual I/O space. */ + char * (*v2_dumb_mmap)(char *virta, int which_io, unsigned paddr, unsigned sz); + void (*v2_dumb_munmap)(char *virta, unsigned size); + + int (*v2_dev_open)(char *devpath); + void (*v2_dev_close)(int d); + int (*v2_dev_read)(int d, char *buf, int nbytes); + int (*v2_dev_write)(int d, char *buf, int nbytes); + int (*v2_dev_seek)(int d, int hi, int lo); + + /* Never issued (multistage load support) */ + void (*v2_wheee2)(void); + void (*v2_wheee3)(void); +}; + +struct linux_mlist_v0 { + struct linux_mlist_v0 *theres_more; + char *start_adr; + unsigned num_bytes; +}; + +struct linux_mem_v0 { + struct linux_mlist_v0 **v0_totphys; + struct linux_mlist_v0 **v0_prommap; + struct linux_mlist_v0 **v0_available; /* What we can use */ +}; + +/* Arguments sent to the kernel from the boot prompt. */ +struct linux_arguments_v0 { + char *argv[8]; + char args[100]; + char boot_dev[2]; + int boot_dev_ctrl; + int boot_dev_unit; + int dev_partition; + char *kernel_file_name; + void *aieee1; /* XXX */ +}; + +/* V2 and up boot things. */ +struct linux_bootargs_v2 { + char **bootpath; + char **bootargs; + int *fd_stdin; + int *fd_stdout; +}; + +/* The top level PROM vector. */ +struct linux_romvec { + /* Version numbers. */ + unsigned int pv_magic_cookie; + unsigned int pv_romvers; + unsigned int pv_plugin_revision; + unsigned int pv_printrev; + + /* Version 0 memory descriptors. */ + struct linux_mem_v0 pv_v0mem; + + /* Node operations. */ + struct linux_nodeops *pv_nodeops; + + char **pv_bootstr; + struct linux_dev_v0_funcs pv_v0devops; + + char *pv_stdin; + char *pv_stdout; +#define PROMDEV_KBD 0 /* input from keyboard */ +#define PROMDEV_SCREEN 0 /* output to screen */ +#define PROMDEV_TTYA 1 /* in/out to ttya */ +#define PROMDEV_TTYB 2 /* in/out to ttyb */ + + /* Blocking getchar/putchar. NOT REENTRANT! (grr) */ + int (*pv_getchar)(void); + void (*pv_putchar)(int ch); + + /* Non-blocking variants. */ + int (*pv_nbgetchar)(void); + int (*pv_nbputchar)(int ch); + + void (*pv_putstr)(char *str, int len); + + /* Miscellany. */ + void (*pv_reboot)(char *bootstr); + void (*pv_printf)(__const__ char *fmt, ...); + void (*pv_abort)(void); + __volatile__ int *pv_ticks; + void (*pv_halt)(void); + void (**pv_synchook)(void); + + /* Evaluate a forth string, not different proto for V0 and V2->up. */ + union { + void (*v0_eval)(int len, char *str); + void (*v2_eval)(char *str); + } pv_fortheval; + + struct linux_arguments_v0 **pv_v0bootargs; + + /* Get ether address. */ + unsigned int (*pv_enaddr)(int d, char *enaddr); + + struct linux_bootargs_v2 pv_v2bootargs; + struct linux_dev_v2_funcs pv_v2devops; + + int filler[15]; + + /* This one is sun4c/sun4 only. */ + void (*pv_setctxt)(int ctxt, char *va, int pmeg); + + /* Prom version 3 Multiprocessor routines. This stuff is crazy. + * No joke. Calling these when there is only one cpu probably + * crashes the machine, have to test this. :-) + */ + + /* v3_cpustart() will start the cpu 'whichcpu' in mmu-context + * 'thiscontext' executing at address 'prog_counter' + */ + int (*v3_cpustart)(unsigned int whichcpu, int ctxtbl_ptr, + int thiscontext, char *prog_counter); + + /* v3_cpustop() will cause cpu 'whichcpu' to stop executing + * until a resume cpu call is made. + */ + int (*v3_cpustop)(unsigned int whichcpu); + + /* v3_cpuidle() will idle cpu 'whichcpu' until a stop or + * resume cpu call is made. + */ + int (*v3_cpuidle)(unsigned int whichcpu); + + /* v3_cpuresume() will resume processor 'whichcpu' executing + * starting with whatever 'pc' and 'npc' were left at the + * last 'idle' or 'stop' call. + */ + int (*v3_cpuresume)(unsigned int whichcpu); +}; + +/* Routines for traversing the prom device tree. */ +struct linux_nodeops { + int (*no_nextnode)(int node); + int (*no_child)(int node); + int (*no_proplen)(int node, char *name); + int (*no_getprop)(int node, char *name, char *val); + int (*no_setprop)(int node, char *name, char *val, int len); + char * (*no_nextprop)(int node, char *name); +}; + +/* More fun PROM structures for device probing. */ +#define PROMREG_MAX 16 +#define PROMVADDR_MAX 16 +#define PROMINTR_MAX 15 + +struct linux_prom_registers { + unsigned int which_io; /* is this in OBIO space? */ + unsigned int phys_addr; /* The physical address of this register */ + unsigned int reg_size; /* How many bytes does this register take up? */ +}; + +struct linux_prom_irqs { + int pri; /* IRQ priority */ + int vector; /* This is foobar, what does it do? */ +}; + +/* Element of the "ranges" vector */ +struct linux_prom_ranges { + unsigned int ot_child_space; + unsigned int ot_child_base; /* Bus feels this */ + unsigned int ot_parent_space; + unsigned int ot_parent_base; /* CPU looks from here */ + unsigned int or_size; +}; + +/* Ranges and reg properties are a bit different for PCI. */ +struct linux_prom_pci_registers { + /* + * We don't know what information this field contain. + * We guess, PCI device function is in bits 15:8 + * So, ... + */ + unsigned int which_io; /* Let it be which_io */ + + unsigned int phys_hi; + unsigned int phys_lo; + + unsigned int size_hi; + unsigned int size_lo; +}; + +struct linux_prom_pci_ranges { + unsigned int child_phys_hi; /* Only certain bits are encoded here. */ + unsigned int child_phys_mid; + unsigned int child_phys_lo; + + unsigned int parent_phys_hi; + unsigned int parent_phys_lo; + + unsigned int size_hi; + unsigned int size_lo; +}; + +struct linux_prom_pci_assigned_addresses { + unsigned int which_io; + + unsigned int phys_hi; + unsigned int phys_lo; + + unsigned int size_hi; + unsigned int size_lo; +}; + +struct linux_prom_ebus_ranges { + unsigned int child_phys_hi; + unsigned int child_phys_lo; + + unsigned int parent_phys_hi; + unsigned int parent_phys_mid; + unsigned int parent_phys_lo; + + unsigned int size; +}; + +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(__SPARC_OPENPROM_H) */ diff --git a/arch/sparc/include/asm/openprom_64.h b/arch/sparc/include/asm/openprom_64.h new file mode 100644 index 0000000..b69e4a8 --- /dev/null +++ b/arch/sparc/include/asm/openprom_64.h @@ -0,0 +1,280 @@ +#ifndef __SPARC64_OPENPROM_H +#define __SPARC64_OPENPROM_H + +/* openprom.h: Prom structures and defines for access to the OPENBOOT + * prom routines and data areas. + * + * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef __ASSEMBLY__ +/* V0 prom device operations. */ +struct linux_dev_v0_funcs { + int (*v0_devopen)(char *device_str); + int (*v0_devclose)(int dev_desc); + int (*v0_rdblkdev)(int dev_desc, int num_blks, int blk_st, char *buf); + int (*v0_wrblkdev)(int dev_desc, int num_blks, int blk_st, char *buf); + int (*v0_wrnetdev)(int dev_desc, int num_bytes, char *buf); + int (*v0_rdnetdev)(int dev_desc, int num_bytes, char *buf); + int (*v0_rdchardev)(int dev_desc, int num_bytes, int dummy, char *buf); + int (*v0_wrchardev)(int dev_desc, int num_bytes, int dummy, char *buf); + int (*v0_seekdev)(int dev_desc, long logical_offst, int from); +}; + +/* V2 and later prom device operations. */ +struct linux_dev_v2_funcs { + int (*v2_inst2pkg)(int d); /* Convert ihandle to phandle */ + char * (*v2_dumb_mem_alloc)(char *va, unsigned sz); + void (*v2_dumb_mem_free)(char *va, unsigned sz); + + /* To map devices into virtual I/O space. */ + char * (*v2_dumb_mmap)(char *virta, int which_io, unsigned paddr, unsigned sz); + void (*v2_dumb_munmap)(char *virta, unsigned size); + + int (*v2_dev_open)(char *devpath); + void (*v2_dev_close)(int d); + int (*v2_dev_read)(int d, char *buf, int nbytes); + int (*v2_dev_write)(int d, char *buf, int nbytes); + int (*v2_dev_seek)(int d, int hi, int lo); + + /* Never issued (multistage load support) */ + void (*v2_wheee2)(void); + void (*v2_wheee3)(void); +}; + +struct linux_mlist_v0 { + struct linux_mlist_v0 *theres_more; + unsigned start_adr; + unsigned num_bytes; +}; + +struct linux_mem_v0 { + struct linux_mlist_v0 **v0_totphys; + struct linux_mlist_v0 **v0_prommap; + struct linux_mlist_v0 **v0_available; /* What we can use */ +}; + +/* Arguments sent to the kernel from the boot prompt. */ +struct linux_arguments_v0 { + char *argv[8]; + char args[100]; + char boot_dev[2]; + int boot_dev_ctrl; + int boot_dev_unit; + int dev_partition; + char *kernel_file_name; + void *aieee1; /* XXX */ +}; + +/* V2 and up boot things. */ +struct linux_bootargs_v2 { + char **bootpath; + char **bootargs; + int *fd_stdin; + int *fd_stdout; +}; + +/* The top level PROM vector. */ +struct linux_romvec { + /* Version numbers. */ + unsigned int pv_magic_cookie; + unsigned int pv_romvers; + unsigned int pv_plugin_revision; + unsigned int pv_printrev; + + /* Version 0 memory descriptors. */ + struct linux_mem_v0 pv_v0mem; + + /* Node operations. */ + struct linux_nodeops *pv_nodeops; + + char **pv_bootstr; + struct linux_dev_v0_funcs pv_v0devops; + + char *pv_stdin; + char *pv_stdout; +#define PROMDEV_KBD 0 /* input from keyboard */ +#define PROMDEV_SCREEN 0 /* output to screen */ +#define PROMDEV_TTYA 1 /* in/out to ttya */ +#define PROMDEV_TTYB 2 /* in/out to ttyb */ + + /* Blocking getchar/putchar. NOT REENTRANT! (grr) */ + int (*pv_getchar)(void); + void (*pv_putchar)(int ch); + + /* Non-blocking variants. */ + int (*pv_nbgetchar)(void); + int (*pv_nbputchar)(int ch); + + void (*pv_putstr)(char *str, int len); + + /* Miscellany. */ + void (*pv_reboot)(char *bootstr); + void (*pv_printf)(__const__ char *fmt, ...); + void (*pv_abort)(void); + __volatile__ int *pv_ticks; + void (*pv_halt)(void); + void (**pv_synchook)(void); + + /* Evaluate a forth string, not different proto for V0 and V2->up. */ + union { + void (*v0_eval)(int len, char *str); + void (*v2_eval)(char *str); + } pv_fortheval; + + struct linux_arguments_v0 **pv_v0bootargs; + + /* Get ether address. */ + unsigned int (*pv_enaddr)(int d, char *enaddr); + + struct linux_bootargs_v2 pv_v2bootargs; + struct linux_dev_v2_funcs pv_v2devops; + + int filler[15]; + + /* This one is sun4c/sun4 only. */ + void (*pv_setctxt)(int ctxt, char *va, int pmeg); + + /* Prom version 3 Multiprocessor routines. This stuff is crazy. + * No joke. Calling these when there is only one cpu probably + * crashes the machine, have to test this. :-) + */ + + /* v3_cpustart() will start the cpu 'whichcpu' in mmu-context + * 'thiscontext' executing at address 'prog_counter' + */ + int (*v3_cpustart)(unsigned int whichcpu, int ctxtbl_ptr, + int thiscontext, char *prog_counter); + + /* v3_cpustop() will cause cpu 'whichcpu' to stop executing + * until a resume cpu call is made. + */ + int (*v3_cpustop)(unsigned int whichcpu); + + /* v3_cpuidle() will idle cpu 'whichcpu' until a stop or + * resume cpu call is made. + */ + int (*v3_cpuidle)(unsigned int whichcpu); + + /* v3_cpuresume() will resume processor 'whichcpu' executing + * starting with whatever 'pc' and 'npc' were left at the + * last 'idle' or 'stop' call. + */ + int (*v3_cpuresume)(unsigned int whichcpu); +}; + +/* Routines for traversing the prom device tree. */ +struct linux_nodeops { + int (*no_nextnode)(int node); + int (*no_child)(int node); + int (*no_proplen)(int node, char *name); + int (*no_getprop)(int node, char *name, char *val); + int (*no_setprop)(int node, char *name, char *val, int len); + char * (*no_nextprop)(int node, char *name); +}; + +/* More fun PROM structures for device probing. */ +#define PROMREG_MAX 24 +#define PROMVADDR_MAX 16 +#define PROMINTR_MAX 32 + +struct linux_prom_registers { + unsigned which_io; /* hi part of physical address */ + unsigned phys_addr; /* The physical address of this register */ + int reg_size; /* How many bytes does this register take up? */ +}; + +struct linux_prom64_registers { + unsigned long phys_addr; + unsigned long reg_size; +}; + +struct linux_prom_irqs { + int pri; /* IRQ priority */ + int vector; /* This is foobar, what does it do? */ +}; + +/* Element of the "ranges" vector */ +struct linux_prom_ranges { + unsigned int ot_child_space; + unsigned int ot_child_base; /* Bus feels this */ + unsigned int ot_parent_space; + unsigned int ot_parent_base; /* CPU looks from here */ + unsigned int or_size; +}; + +struct linux_prom64_ranges { + unsigned long ot_child_base; /* Bus feels this */ + unsigned long ot_parent_base; /* CPU looks from here */ + unsigned long or_size; +}; + +/* Ranges and reg properties are a bit different for PCI. */ +struct linux_prom_pci_registers { + unsigned int phys_hi; + unsigned int phys_mid; + unsigned int phys_lo; + + unsigned int size_hi; + unsigned int size_lo; +}; + +struct linux_prom_pci_ranges { + unsigned int child_phys_hi; /* Only certain bits are encoded here. */ + unsigned int child_phys_mid; + unsigned int child_phys_lo; + + unsigned int parent_phys_hi; + unsigned int parent_phys_lo; + + unsigned int size_hi; + unsigned int size_lo; +}; + +struct linux_prom_pci_intmap { + unsigned int phys_hi; + unsigned int phys_mid; + unsigned int phys_lo; + + unsigned int interrupt; + + int cnode; + unsigned int cinterrupt; +}; + +struct linux_prom_pci_intmask { + unsigned int phys_hi; + unsigned int phys_mid; + unsigned int phys_lo; + unsigned int interrupt; +}; + +struct linux_prom_ebus_ranges { + unsigned int child_phys_hi; + unsigned int child_phys_lo; + + unsigned int parent_phys_hi; + unsigned int parent_phys_mid; + unsigned int parent_phys_lo; + + unsigned int size; +}; + +struct linux_prom_ebus_intmap { + unsigned int phys_hi; + unsigned int phys_lo; + + unsigned int interrupt; + + int cnode; + unsigned int cinterrupt; +}; + +struct linux_prom_ebus_intmask { + unsigned int phys_hi; + unsigned int phys_lo; + unsigned int interrupt; +}; +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(__SPARC64_OPENPROM_H) */ diff --git a/arch/sparc/include/asm/openpromio.h b/arch/sparc/include/asm/openpromio.h new file mode 100644 index 0000000..917fb8e --- /dev/null +++ b/arch/sparc/include/asm/openpromio.h @@ -0,0 +1,69 @@ +#ifndef _SPARC_OPENPROMIO_H +#define _SPARC_OPENPROMIO_H + +#include <linux/compiler.h> +#include <linux/ioctl.h> +#include <linux/types.h> + +/* + * SunOS and Solaris /dev/openprom definitions. The ioctl values + * were chosen to be exactly equal to the SunOS equivalents. + */ + +struct openpromio +{ + u_int oprom_size; /* Actual size of the oprom_array. */ + char oprom_array[1]; /* Holds property names and values. */ +}; + +#define OPROMMAXPARAM 4096 /* Maximum size of oprom_array. */ + +#define OPROMGETOPT 0x20004F01 +#define OPROMSETOPT 0x20004F02 +#define OPROMNXTOPT 0x20004F03 +#define OPROMSETOPT2 0x20004F04 +#define OPROMNEXT 0x20004F05 +#define OPROMCHILD 0x20004F06 +#define OPROMGETPROP 0x20004F07 +#define OPROMNXTPROP 0x20004F08 +#define OPROMU2P 0x20004F09 +#define OPROMGETCONS 0x20004F0A +#define OPROMGETFBNAME 0x20004F0B +#define OPROMGETBOOTARGS 0x20004F0C +/* Linux extensions */ /* Arguments in oprom_array: */ +#define OPROMSETCUR 0x20004FF0 /* int node - Sets current node */ +#define OPROMPCI2NODE 0x20004FF1 /* int pci_bus, pci_devfn - Sets current node to PCI device's node */ +#define OPROMPATH2NODE 0x20004FF2 /* char path[] - Set current node from fully qualified PROM path */ + +/* + * Return values from OPROMGETCONS: + */ + +#define OPROMCONS_NOT_WSCONS 0 +#define OPROMCONS_STDIN_IS_KBD 0x1 /* stdin device is kbd */ +#define OPROMCONS_STDOUT_IS_FB 0x2 /* stdout is a framebuffer */ +#define OPROMCONS_OPENPROM 0x4 /* supports openboot */ + + +/* + * NetBSD/OpenBSD /dev/openprom definitions. + */ + +struct opiocdesc +{ + int op_nodeid; /* PROM Node ID (value-result) */ + int op_namelen; /* Length of op_name. */ + char __user *op_name; /* Pointer to the property name. */ + int op_buflen; /* Length of op_buf (value-result) */ + char __user *op_buf; /* Pointer to buffer. */ +}; + +#define OPIOCGET _IOWR('O', 1, struct opiocdesc) +#define OPIOCSET _IOW('O', 2, struct opiocdesc) +#define OPIOCNEXTPROP _IOWR('O', 3, struct opiocdesc) +#define OPIOCGETOPTNODE _IOR('O', 4, int) +#define OPIOCGETNEXT _IOWR('O', 5, int) +#define OPIOCGETCHILD _IOWR('O', 6, int) + +#endif /* _SPARC_OPENPROMIO_H */ + diff --git a/arch/sparc/include/asm/oplib.h b/arch/sparc/include/asm/oplib.h new file mode 100644 index 0000000..72e04e1 --- /dev/null +++ b/arch/sparc/include/asm/oplib.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_OPLIB_H +#define ___ASM_SPARC_OPLIB_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/oplib_64.h> +#else +#include <asm/oplib_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/oplib_32.h b/arch/sparc/include/asm/oplib_32.h new file mode 100644 index 0000000..b2631da --- /dev/null +++ b/arch/sparc/include/asm/oplib_32.h @@ -0,0 +1,272 @@ +/* + * oplib.h: Describes the interface and available routines in the + * Linux Prom library. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef __SPARC_OPLIB_H +#define __SPARC_OPLIB_H + +#include <asm/openprom.h> +#include <linux/spinlock.h> +#include <linux/compiler.h> + +/* The master romvec pointer... */ +extern struct linux_romvec *romvec; + +/* Enumeration to describe the prom major version we have detected. */ +enum prom_major_version { + PROM_V0, /* Original sun4c V0 prom */ + PROM_V2, /* sun4c and early sun4m V2 prom */ + PROM_V3, /* sun4m and later, up to sun4d/sun4e machines V3 */ + PROM_P1275, /* IEEE compliant ISA based Sun PROM, only sun4u */ + PROM_SUN4, /* Old sun4 proms are totally different, but we'll shoehorn it to make it fit */ +}; + +extern enum prom_major_version prom_vers; +/* Revision, and firmware revision. */ +extern unsigned int prom_rev, prom_prev; + +/* Root node of the prom device tree, this stays constant after + * initialization is complete. + */ +extern int prom_root_node; + +/* Pointer to prom structure containing the device tree traversal + * and usage utility functions. Only prom-lib should use these, + * users use the interface defined by the library only! + */ +extern struct linux_nodeops *prom_nodeops; + +/* The functions... */ + +/* You must call prom_init() before using any of the library services, + * preferably as early as possible. Pass it the romvec pointer. + */ +extern void prom_init(struct linux_romvec *rom_ptr); + +/* Boot argument acquisition, returns the boot command line string. */ +extern char *prom_getbootargs(void); + +/* Device utilities. */ + +/* Map and unmap devices in IO space at virtual addresses. Note that the + * virtual address you pass is a request and the prom may put your mappings + * somewhere else, so check your return value as that is where your new + * mappings really are! + * + * Another note, these are only available on V2 or higher proms! + */ +extern char *prom_mapio(char *virt_hint, int io_space, unsigned int phys_addr, unsigned int num_bytes); +extern void prom_unmapio(char *virt_addr, unsigned int num_bytes); + +/* Device operations. */ + +/* Open the device described by the passed string. Note, that the format + * of the string is different on V0 vs. V2->higher proms. The caller must + * know what he/she is doing! Returns the device descriptor, an int. + */ +extern int prom_devopen(char *device_string); + +/* Close a previously opened device described by the passed integer + * descriptor. + */ +extern int prom_devclose(int device_handle); + +/* Do a seek operation on the device described by the passed integer + * descriptor. + */ +extern void prom_seek(int device_handle, unsigned int seek_hival, + unsigned int seek_lowval); + +/* Miscellaneous routines, don't really fit in any category per se. */ + +/* Reboot the machine with the command line passed. */ +extern void prom_reboot(char *boot_command); + +/* Evaluate the forth string passed. */ +extern void prom_feval(char *forth_string); + +/* Enter the prom, with possibility of continuation with the 'go' + * command in newer proms. + */ +extern void prom_cmdline(void); + +/* Enter the prom, with no chance of continuation for the stand-alone + * which calls this. + */ +extern void prom_halt(void) __attribute__ ((noreturn)); + +/* Set the PROM 'sync' callback function to the passed function pointer. + * When the user gives the 'sync' command at the prom prompt while the + * kernel is still active, the prom will call this routine. + * + * XXX The arguments are different on V0 vs. V2->higher proms, grrr! XXX + */ +typedef void (*sync_func_t)(void); +extern void prom_setsync(sync_func_t func_ptr); + +/* Acquire the IDPROM of the root node in the prom device tree. This + * gets passed a buffer where you would like it stuffed. The return value + * is the format type of this idprom or 0xff on error. + */ +extern unsigned char prom_get_idprom(char *idp_buffer, int idpbuf_size); + +/* Get the prom major version. */ +extern int prom_version(void); + +/* Get the prom plugin revision. */ +extern int prom_getrev(void); + +/* Get the prom firmware revision. */ +extern int prom_getprev(void); + +/* Character operations to/from the console.... */ + +/* Non-blocking get character from console. */ +extern int prom_nbgetchar(void); + +/* Non-blocking put character to console. */ +extern int prom_nbputchar(char character); + +/* Blocking get character from console. */ +extern char prom_getchar(void); + +/* Blocking put character to console. */ +extern void prom_putchar(char character); + +/* Prom's internal routines, don't use in kernel/boot code. */ +extern void prom_printf(char *fmt, ...); +extern void prom_write(const char *buf, unsigned int len); + +/* Multiprocessor operations... */ + +/* Start the CPU with the given device tree node, context table, and context + * at the passed program counter. + */ +extern int prom_startcpu(int cpunode, struct linux_prom_registers *context_table, + int context, char *program_counter); + +/* Stop the CPU with the passed device tree node. */ +extern int prom_stopcpu(int cpunode); + +/* Idle the CPU with the passed device tree node. */ +extern int prom_idlecpu(int cpunode); + +/* Re-Start the CPU with the passed device tree node. */ +extern int prom_restartcpu(int cpunode); + +/* PROM memory allocation facilities... */ + +/* Allocated at possibly the given virtual address a chunk of the + * indicated size. + */ +extern char *prom_alloc(char *virt_hint, unsigned int size); + +/* Free a previously allocated chunk. */ +extern void prom_free(char *virt_addr, unsigned int size); + +/* Sun4/sun4c specific memory-management startup hook. */ + +/* Map the passed segment in the given context at the passed + * virtual address. + */ +extern void prom_putsegment(int context, unsigned long virt_addr, + int physical_segment); + + +/* PROM device tree traversal functions... */ + +#ifdef PROMLIB_INTERNAL + +/* Internal version of prom_getchild. */ +extern int __prom_getchild(int parent_node); + +/* Internal version of prom_getsibling. */ +extern int __prom_getsibling(int node); + +#endif + + +/* Get the child node of the given node, or zero if no child exists. */ +extern int prom_getchild(int parent_node); + +/* Get the next sibling node of the given node, or zero if no further + * siblings exist. + */ +extern int prom_getsibling(int node); + +/* Get the length, at the passed node, of the given property type. + * Returns -1 on error (ie. no such property at this node). + */ +extern int prom_getproplen(int thisnode, char *property); + +/* Fetch the requested property using the given buffer. Returns + * the number of bytes the prom put into your buffer or -1 on error. + */ +extern int __must_check prom_getproperty(int thisnode, char *property, + char *prop_buffer, int propbuf_size); + +/* Acquire an integer property. */ +extern int prom_getint(int node, char *property); + +/* Acquire an integer property, with a default value. */ +extern int prom_getintdefault(int node, char *property, int defval); + +/* Acquire a boolean property, 0=FALSE 1=TRUE. */ +extern int prom_getbool(int node, char *prop); + +/* Acquire a string property, null string on error. */ +extern void prom_getstring(int node, char *prop, char *buf, int bufsize); + +/* Does the passed node have the given "name"? YES=1 NO=0 */ +extern int prom_nodematch(int thisnode, char *name); + +/* Search all siblings starting at the passed node for "name" matching + * the given string. Returns the node on success, zero on failure. + */ +extern int prom_searchsiblings(int node_start, char *name); + +/* Return the first property type, as a string, for the given node. + * Returns a null string on error. + */ +extern char *prom_firstprop(int node, char *buffer); + +/* Returns the next property after the passed property for the given + * node. Returns null string on failure. + */ +extern char *prom_nextprop(int node, char *prev_property, char *buffer); + +/* Returns phandle of the path specified */ +extern int prom_finddevice(char *name); + +/* Returns 1 if the specified node has given property. */ +extern int prom_node_has_property(int node, char *property); + +/* Set the indicated property at the given node with the passed value. + * Returns the number of bytes of your value that the prom took. + */ +extern int prom_setprop(int node, char *prop_name, char *prop_value, + int value_size); + +extern int prom_pathtoinode(char *path); +extern int prom_inst2pkg(int); + +/* Dorking with Bus ranges... */ + +/* Apply promlib probes OBIO ranges to registers. */ +extern void prom_apply_obio_ranges(struct linux_prom_registers *obioregs, int nregs); + +/* Apply ranges of any prom node (and optionally parent node as well) to registers. */ +extern void prom_apply_generic_ranges(int node, int parent, + struct linux_prom_registers *sbusregs, int nregs); + +/* CPU probing helpers. */ +int cpu_find_by_instance(int instance, int *prom_node, int *mid); +int cpu_find_by_mid(int mid, int *prom_node); +int cpu_get_hwmid(int prom_node); + +extern spinlock_t prom_lock; + +#endif /* !(__SPARC_OPLIB_H) */ diff --git a/arch/sparc/include/asm/oplib_64.h b/arch/sparc/include/asm/oplib_64.h new file mode 100644 index 0000000..6d2c2ca --- /dev/null +++ b/arch/sparc/include/asm/oplib_64.h @@ -0,0 +1,322 @@ +/* oplib.h: Describes the interface and available routines in the + * Linux Prom library. + * + * Copyright (C) 1995, 2007 David S. Miller (davem@davemloft.net) + * Copyright (C) 1996 Jakub Jelinek (jj@sunsite.mff.cuni.cz) + */ + +#ifndef __SPARC64_OPLIB_H +#define __SPARC64_OPLIB_H + +#include <asm/openprom.h> + +/* OBP version string. */ +extern char prom_version[]; + +/* Root node of the prom device tree, this stays constant after + * initialization is complete. + */ +extern int prom_root_node; + +/* PROM stdin and stdout */ +extern int prom_stdin, prom_stdout; + +/* /chosen node of the prom device tree, this stays constant after + * initialization is complete. + */ +extern int prom_chosen_node; + +/* Helper values and strings in arch/sparc64/kernel/head.S */ +extern const char prom_peer_name[]; +extern const char prom_compatible_name[]; +extern const char prom_root_compatible[]; +extern const char prom_cpu_compatible[]; +extern const char prom_finddev_name[]; +extern const char prom_chosen_path[]; +extern const char prom_cpu_path[]; +extern const char prom_getprop_name[]; +extern const char prom_mmu_name[]; +extern const char prom_callmethod_name[]; +extern const char prom_translate_name[]; +extern const char prom_map_name[]; +extern const char prom_unmap_name[]; +extern int prom_mmu_ihandle_cache; +extern unsigned int prom_boot_mapped_pc; +extern unsigned int prom_boot_mapping_mode; +extern unsigned long prom_boot_mapping_phys_high, prom_boot_mapping_phys_low; + +struct linux_mlist_p1275 { + struct linux_mlist_p1275 *theres_more; + unsigned long start_adr; + unsigned long num_bytes; +}; + +struct linux_mem_p1275 { + struct linux_mlist_p1275 **p1275_totphys; + struct linux_mlist_p1275 **p1275_prommap; + struct linux_mlist_p1275 **p1275_available; /* What we can use */ +}; + +/* The functions... */ + +/* You must call prom_init() before using any of the library services, + * preferably as early as possible. Pass it the romvec pointer. + */ +extern void prom_init(void *cif_handler, void *cif_stack); + +/* Boot argument acquisition, returns the boot command line string. */ +extern char *prom_getbootargs(void); + +/* Device utilities. */ + +/* Device operations. */ + +/* Open the device described by the passed string. Note, that the format + * of the string is different on V0 vs. V2->higher proms. The caller must + * know what he/she is doing! Returns the device descriptor, an int. + */ +extern int prom_devopen(const char *device_string); + +/* Close a previously opened device described by the passed integer + * descriptor. + */ +extern int prom_devclose(int device_handle); + +/* Do a seek operation on the device described by the passed integer + * descriptor. + */ +extern void prom_seek(int device_handle, unsigned int seek_hival, + unsigned int seek_lowval); + +/* Miscellaneous routines, don't really fit in any category per se. */ + +/* Reboot the machine with the command line passed. */ +extern void prom_reboot(const char *boot_command); + +/* Evaluate the forth string passed. */ +extern void prom_feval(const char *forth_string); + +/* Enter the prom, with possibility of continuation with the 'go' + * command in newer proms. + */ +extern void prom_cmdline(void); + +/* Enter the prom, with no chance of continuation for the stand-alone + * which calls this. + */ +extern void prom_halt(void) __attribute__ ((noreturn)); + +/* Halt and power-off the machine. */ +extern void prom_halt_power_off(void) __attribute__ ((noreturn)); + +/* Set the PROM 'sync' callback function to the passed function pointer. + * When the user gives the 'sync' command at the prom prompt while the + * kernel is still active, the prom will call this routine. + * + */ +typedef int (*callback_func_t)(long *cmd); +extern void prom_setcallback(callback_func_t func_ptr); + +/* Acquire the IDPROM of the root node in the prom device tree. This + * gets passed a buffer where you would like it stuffed. The return value + * is the format type of this idprom or 0xff on error. + */ +extern unsigned char prom_get_idprom(char *idp_buffer, int idpbuf_size); + +/* Character operations to/from the console.... */ + +/* Non-blocking get character from console. */ +extern int prom_nbgetchar(void); + +/* Non-blocking put character to console. */ +extern int prom_nbputchar(char character); + +/* Blocking get character from console. */ +extern char prom_getchar(void); + +/* Blocking put character to console. */ +extern void prom_putchar(char character); + +/* Prom's internal routines, don't use in kernel/boot code. */ +extern void prom_printf(const char *fmt, ...); +extern void prom_write(const char *buf, unsigned int len); + +/* Multiprocessor operations... */ +#ifdef CONFIG_SMP +/* Start the CPU with the given device tree node at the passed program + * counter with the given arg passed in via register %o0. + */ +extern void prom_startcpu(int cpunode, unsigned long pc, unsigned long arg); + +/* Start the CPU with the given cpu ID at the passed program + * counter with the given arg passed in via register %o0. + */ +extern void prom_startcpu_cpuid(int cpuid, unsigned long pc, unsigned long arg); + +/* Stop the CPU with the given cpu ID. */ +extern void prom_stopcpu_cpuid(int cpuid); + +/* Stop the current CPU. */ +extern void prom_stopself(void); + +/* Idle the current CPU. */ +extern void prom_idleself(void); + +/* Resume the CPU with the passed device tree node. */ +extern void prom_resumecpu(int cpunode); +#endif + +/* Power management interfaces. */ + +/* Put the current CPU to sleep. */ +extern void prom_sleepself(void); + +/* Put the entire system to sleep. */ +extern int prom_sleepsystem(void); + +/* Initiate a wakeup event. */ +extern int prom_wakeupsystem(void); + +/* MMU and memory related OBP interfaces. */ + +/* Get unique string identifying SIMM at given physical address. */ +extern int prom_getunumber(int syndrome_code, + unsigned long phys_addr, + char *buf, int buflen); + +/* Retain physical memory to the caller across soft resets. */ +extern unsigned long prom_retain(const char *name, + unsigned long pa_low, unsigned long pa_high, + long size, long align); + +/* Load explicit I/D TLB entries into the calling processor. */ +extern long prom_itlb_load(unsigned long index, + unsigned long tte_data, + unsigned long vaddr); + +extern long prom_dtlb_load(unsigned long index, + unsigned long tte_data, + unsigned long vaddr); + +/* Map/Unmap client program address ranges. First the format of + * the mapping mode argument. + */ +#define PROM_MAP_WRITE 0x0001 /* Writable */ +#define PROM_MAP_READ 0x0002 /* Readable - sw */ +#define PROM_MAP_EXEC 0x0004 /* Executable - sw */ +#define PROM_MAP_LOCKED 0x0010 /* Locked, use i/dtlb load calls for this instead */ +#define PROM_MAP_CACHED 0x0020 /* Cacheable in both L1 and L2 caches */ +#define PROM_MAP_SE 0x0040 /* Side-Effects */ +#define PROM_MAP_GLOB 0x0080 /* Global */ +#define PROM_MAP_IE 0x0100 /* Invert-Endianness */ +#define PROM_MAP_DEFAULT (PROM_MAP_WRITE | PROM_MAP_READ | PROM_MAP_EXEC | PROM_MAP_CACHED) + +extern int prom_map(int mode, unsigned long size, + unsigned long vaddr, unsigned long paddr); +extern void prom_unmap(unsigned long size, unsigned long vaddr); + + +/* PROM device tree traversal functions... */ + +#ifdef PROMLIB_INTERNAL + +/* Internal version of prom_getchild. */ +extern int __prom_getchild(int parent_node); + +/* Internal version of prom_getsibling. */ +extern int __prom_getsibling(int node); + +#endif + +/* Get the child node of the given node, or zero if no child exists. */ +extern int prom_getchild(int parent_node); + +/* Get the next sibling node of the given node, or zero if no further + * siblings exist. + */ +extern int prom_getsibling(int node); + +/* Get the length, at the passed node, of the given property type. + * Returns -1 on error (ie. no such property at this node). + */ +extern int prom_getproplen(int thisnode, const char *property); + +/* Fetch the requested property using the given buffer. Returns + * the number of bytes the prom put into your buffer or -1 on error. + */ +extern int prom_getproperty(int thisnode, const char *property, + char *prop_buffer, int propbuf_size); + +/* Acquire an integer property. */ +extern int prom_getint(int node, const char *property); + +/* Acquire an integer property, with a default value. */ +extern int prom_getintdefault(int node, const char *property, int defval); + +/* Acquire a boolean property, 0=FALSE 1=TRUE. */ +extern int prom_getbool(int node, const char *prop); + +/* Acquire a string property, null string on error. */ +extern void prom_getstring(int node, const char *prop, char *buf, int bufsize); + +/* Does the passed node have the given "name"? YES=1 NO=0 */ +extern int prom_nodematch(int thisnode, const char *name); + +/* Search all siblings starting at the passed node for "name" matching + * the given string. Returns the node on success, zero on failure. + */ +extern int prom_searchsiblings(int node_start, const char *name); + +/* Return the first property type, as a string, for the given node. + * Returns a null string on error. Buffer should be at least 32B long. + */ +extern char *prom_firstprop(int node, char *buffer); + +/* Returns the next property after the passed property for the given + * node. Returns null string on failure. Buffer should be at least 32B long. + */ +extern char *prom_nextprop(int node, const char *prev_property, char *buffer); + +/* Returns 1 if the specified node has given property. */ +extern int prom_node_has_property(int node, const char *property); + +/* Returns phandle of the path specified */ +extern int prom_finddevice(const char *name); + +/* Set the indicated property at the given node with the passed value. + * Returns the number of bytes of your value that the prom took. + */ +extern int prom_setprop(int node, const char *prop_name, char *prop_value, + int value_size); + +extern int prom_pathtoinode(const char *path); +extern int prom_inst2pkg(int); +extern int prom_service_exists(const char *service_name); +extern void prom_sun4v_guest_soft_state(void); + +extern int prom_ihandle2path(int handle, char *buffer, int bufsize); + +/* Client interface level routines. */ +extern long p1275_cmd(const char *, long, ...); + +#if 0 +#define P1275_SIZE(x) ((((long)((x) / 32)) << 32) | (x)) +#else +#define P1275_SIZE(x) x +#endif + +/* We support at most 16 input and 1 output argument */ +#define P1275_ARG_NUMBER 0 +#define P1275_ARG_IN_STRING 1 +#define P1275_ARG_OUT_BUF 2 +#define P1275_ARG_OUT_32B 3 +#define P1275_ARG_IN_FUNCTION 4 +#define P1275_ARG_IN_BUF 5 +#define P1275_ARG_IN_64B 6 + +#define P1275_IN(x) ((x) & 0xf) +#define P1275_OUT(x) (((x) << 4) & 0xf0) +#define P1275_INOUT(i,o) (P1275_IN(i)|P1275_OUT(o)) +#define P1275_ARG(n,x) ((x) << ((n)*3 + 8)) + +#endif /* !(__SPARC64_OPLIB_H) */ diff --git a/arch/sparc/include/asm/page.h b/arch/sparc/include/asm/page.h new file mode 100644 index 0000000..f21de03 --- /dev/null +++ b/arch/sparc/include/asm/page.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_PAGE_H +#define ___ASM_SPARC_PAGE_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/page_64.h> +#else +#include <asm/page_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/page_32.h b/arch/sparc/include/asm/page_32.h new file mode 100644 index 0000000..cf5fb70 --- /dev/null +++ b/arch/sparc/include/asm/page_32.h @@ -0,0 +1,160 @@ +/* + * page.h: Various defines and such for MMU operations on the Sparc for + * the Linux kernel. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_PAGE_H +#define _SPARC_PAGE_H + +#ifdef CONFIG_SUN4 +#define PAGE_SHIFT 13 +#else +#define PAGE_SHIFT 12 +#endif +#ifndef __ASSEMBLY__ +/* I have my suspicions... -DaveM */ +#define PAGE_SIZE (1UL << PAGE_SHIFT) +#else +#define PAGE_SIZE (1 << PAGE_SHIFT) +#endif +#define PAGE_MASK (~(PAGE_SIZE-1)) + +#include <asm/btfixup.h> + +#ifndef __ASSEMBLY__ + +#define clear_page(page) memset((void *)(page), 0, PAGE_SIZE) +#define copy_page(to,from) memcpy((void *)(to), (void *)(from), PAGE_SIZE) +#define clear_user_page(addr, vaddr, page) \ + do { clear_page(addr); \ + sparc_flush_page_to_ram(page); \ + } while (0) +#define copy_user_page(to, from, vaddr, page) \ + do { copy_page(to, from); \ + sparc_flush_page_to_ram(page); \ + } while (0) + +/* The following structure is used to hold the physical + * memory configuration of the machine. This is filled in + * prom_meminit() and is later used by mem_init() to set up + * mem_map[]. We statically allocate SPARC_PHYS_BANKS+1 of + * these structs, this is arbitrary. The entry after the + * last valid one has num_bytes==0. + */ +struct sparc_phys_banks { + unsigned long base_addr; + unsigned long num_bytes; +}; + +#define SPARC_PHYS_BANKS 32 + +extern struct sparc_phys_banks sp_banks[SPARC_PHYS_BANKS+1]; + +/* Cache alias structure. Entry is valid if context != -1. */ +struct cache_palias { + unsigned long vaddr; + int context; +}; + +/* passing structs on the Sparc slow us down tremendously... */ + +/* #define STRICT_MM_TYPECHECKS */ + +#ifdef STRICT_MM_TYPECHECKS +/* + * These are used to make use of C type-checking.. + */ +typedef struct { unsigned long pte; } pte_t; +typedef struct { unsigned long iopte; } iopte_t; +typedef struct { unsigned long pmdv[16]; } pmd_t; +typedef struct { unsigned long pgd; } pgd_t; +typedef struct { unsigned long ctxd; } ctxd_t; +typedef struct { unsigned long pgprot; } pgprot_t; +typedef struct { unsigned long iopgprot; } iopgprot_t; + +#define pte_val(x) ((x).pte) +#define iopte_val(x) ((x).iopte) +#define pmd_val(x) ((x).pmdv[0]) +#define pgd_val(x) ((x).pgd) +#define ctxd_val(x) ((x).ctxd) +#define pgprot_val(x) ((x).pgprot) +#define iopgprot_val(x) ((x).iopgprot) + +#define __pte(x) ((pte_t) { (x) } ) +#define __iopte(x) ((iopte_t) { (x) } ) +/* #define __pmd(x) ((pmd_t) { (x) } ) */ /* XXX procedure with loop */ +#define __pgd(x) ((pgd_t) { (x) } ) +#define __ctxd(x) ((ctxd_t) { (x) } ) +#define __pgprot(x) ((pgprot_t) { (x) } ) +#define __iopgprot(x) ((iopgprot_t) { (x) } ) + +#else +/* + * .. while these make it easier on the compiler + */ +typedef unsigned long pte_t; +typedef unsigned long iopte_t; +typedef struct { unsigned long pmdv[16]; } pmd_t; +typedef unsigned long pgd_t; +typedef unsigned long ctxd_t; +typedef unsigned long pgprot_t; +typedef unsigned long iopgprot_t; + +#define pte_val(x) (x) +#define iopte_val(x) (x) +#define pmd_val(x) ((x).pmdv[0]) +#define pgd_val(x) (x) +#define ctxd_val(x) (x) +#define pgprot_val(x) (x) +#define iopgprot_val(x) (x) + +#define __pte(x) (x) +#define __iopte(x) (x) +/* #define __pmd(x) (x) */ /* XXX later */ +#define __pgd(x) (x) +#define __ctxd(x) (x) +#define __pgprot(x) (x) +#define __iopgprot(x) (x) + +#endif + +typedef struct page *pgtable_t; + +extern unsigned long sparc_unmapped_base; + +BTFIXUPDEF_SETHI(sparc_unmapped_base) + +#define TASK_UNMAPPED_BASE BTFIXUP_SETHI(sparc_unmapped_base) + +#else /* !(__ASSEMBLY__) */ + +#define __pgprot(x) (x) + +#endif /* !(__ASSEMBLY__) */ + +#define PAGE_OFFSET 0xf0000000 +#ifndef __ASSEMBLY__ +extern unsigned long phys_base; +extern unsigned long pfn_base; +#endif +#define __pa(x) ((unsigned long)(x) - PAGE_OFFSET + phys_base) +#define __va(x) ((void *)((unsigned long) (x) - phys_base + PAGE_OFFSET)) + +#define virt_to_phys __pa +#define phys_to_virt __va + +#define ARCH_PFN_OFFSET (pfn_base) +#define virt_to_page(kaddr) (mem_map + ((((unsigned long)(kaddr)-PAGE_OFFSET)>>PAGE_SHIFT))) + +#define pfn_valid(pfn) (((pfn) >= (pfn_base)) && (((pfn)-(pfn_base)) < max_mapnr)) +#define virt_addr_valid(kaddr) ((((unsigned long)(kaddr)-PAGE_OFFSET)>>PAGE_SHIFT) < max_mapnr) + +#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ + VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) + +#include <asm-generic/memory_model.h> +#include <asm-generic/page.h> + +#endif /* _SPARC_PAGE_H */ diff --git a/arch/sparc/include/asm/page_64.h b/arch/sparc/include/asm/page_64.h new file mode 100644 index 0000000..b579b91 --- /dev/null +++ b/arch/sparc/include/asm/page_64.h @@ -0,0 +1,135 @@ +#ifndef _SPARC64_PAGE_H +#define _SPARC64_PAGE_H + +#include <linux/const.h> + +#if defined(CONFIG_SPARC64_PAGE_SIZE_8KB) +#define PAGE_SHIFT 13 +#elif defined(CONFIG_SPARC64_PAGE_SIZE_64KB) +#define PAGE_SHIFT 16 +#else +#error No page size specified in kernel configuration +#endif + +#define PAGE_SIZE (_AC(1,UL) << PAGE_SHIFT) +#define PAGE_MASK (~(PAGE_SIZE-1)) + +/* Flushing for D-cache alias handling is only needed if + * the page size is smaller than 16K. + */ +#if PAGE_SHIFT < 14 +#define DCACHE_ALIASING_POSSIBLE +#endif + +#if defined(CONFIG_HUGETLB_PAGE_SIZE_4MB) +#define HPAGE_SHIFT 22 +#elif defined(CONFIG_HUGETLB_PAGE_SIZE_512K) +#define HPAGE_SHIFT 19 +#elif defined(CONFIG_HUGETLB_PAGE_SIZE_64K) +#define HPAGE_SHIFT 16 +#endif + +#ifdef CONFIG_HUGETLB_PAGE +#define HPAGE_SIZE (_AC(1,UL) << HPAGE_SHIFT) +#define HPAGE_MASK (~(HPAGE_SIZE - 1UL)) +#define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT) +#define HAVE_ARCH_HUGETLB_UNMAPPED_AREA +#endif + +#ifndef __ASSEMBLY__ + +extern void _clear_page(void *page); +#define clear_page(X) _clear_page((void *)(X)) +struct page; +extern void clear_user_page(void *addr, unsigned long vaddr, struct page *page); +#define copy_page(X,Y) memcpy((void *)(X), (void *)(Y), PAGE_SIZE) +extern void copy_user_page(void *to, void *from, unsigned long vaddr, struct page *topage); + +/* Unlike sparc32, sparc64's parameter passing API is more + * sane in that structures which as small enough are passed + * in registers instead of on the stack. Thus, setting + * STRICT_MM_TYPECHECKS does not generate worse code so + * let's enable it to get the type checking. + */ + +#define STRICT_MM_TYPECHECKS + +#ifdef STRICT_MM_TYPECHECKS +/* These are used to make use of C type-checking.. */ +typedef struct { unsigned long pte; } pte_t; +typedef struct { unsigned long iopte; } iopte_t; +typedef struct { unsigned int pmd; } pmd_t; +typedef struct { unsigned int pgd; } pgd_t; +typedef struct { unsigned long pgprot; } pgprot_t; + +#define pte_val(x) ((x).pte) +#define iopte_val(x) ((x).iopte) +#define pmd_val(x) ((x).pmd) +#define pgd_val(x) ((x).pgd) +#define pgprot_val(x) ((x).pgprot) + +#define __pte(x) ((pte_t) { (x) } ) +#define __iopte(x) ((iopte_t) { (x) } ) +#define __pmd(x) ((pmd_t) { (x) } ) +#define __pgd(x) ((pgd_t) { (x) } ) +#define __pgprot(x) ((pgprot_t) { (x) } ) + +#else +/* .. while these make it easier on the compiler */ +typedef unsigned long pte_t; +typedef unsigned long iopte_t; +typedef unsigned int pmd_t; +typedef unsigned int pgd_t; +typedef unsigned long pgprot_t; + +#define pte_val(x) (x) +#define iopte_val(x) (x) +#define pmd_val(x) (x) +#define pgd_val(x) (x) +#define pgprot_val(x) (x) + +#define __pte(x) (x) +#define __iopte(x) (x) +#define __pmd(x) (x) +#define __pgd(x) (x) +#define __pgprot(x) (x) + +#endif /* (STRICT_MM_TYPECHECKS) */ + +typedef struct page *pgtable_t; + +#define TASK_UNMAPPED_BASE (test_thread_flag(TIF_32BIT) ? \ + (_AC(0x0000000070000000,UL)) : \ + (_AC(0xfffff80000000000,UL) + (1UL << 32UL))) + +#include <asm-generic/memory_model.h> + +#endif /* !(__ASSEMBLY__) */ + +/* We used to stick this into a hard-coded global register (%g4) + * but that does not make sense anymore. + */ +#define PAGE_OFFSET _AC(0xFFFFF80000000000,UL) + +#ifndef __ASSEMBLY__ + +#define __pa(x) ((unsigned long)(x) - PAGE_OFFSET) +#define __va(x) ((void *)((unsigned long) (x) + PAGE_OFFSET)) + +#define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) + +#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr)>>PAGE_SHIFT) + +#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) + +#define virt_to_phys __pa +#define phys_to_virt __va + +#endif /* !(__ASSEMBLY__) */ + +#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ + VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) + +#include <asm-generic/page.h> + +#endif /* _SPARC64_PAGE_H */ diff --git a/arch/sparc/include/asm/param.h b/arch/sparc/include/asm/param.h new file mode 100644 index 0000000..9836d9a --- /dev/null +++ b/arch/sparc/include/asm/param.h @@ -0,0 +1,22 @@ +#ifndef _ASMSPARC_PARAM_H +#define _ASMSPARC_PARAM_H + +#ifdef __KERNEL__ +# define HZ CONFIG_HZ /* Internal kernel timer frequency */ +# define USER_HZ 100 /* .. some user interfaces are in "ticks" */ +# define CLOCKS_PER_SEC (USER_HZ) +#endif + +#ifndef HZ +#define HZ 100 +#endif + +#define EXEC_PAGESIZE 8192 /* Thanks for sun4's we carry baggage... */ + +#ifndef NOGROUP +#define NOGROUP (-1) +#endif + +#define MAXHOSTNAMELEN 64 /* max length of hostname */ + +#endif diff --git a/arch/sparc/include/asm/parport.h b/arch/sparc/include/asm/parport.h new file mode 100644 index 0000000..7818b25 --- /dev/null +++ b/arch/sparc/include/asm/parport.h @@ -0,0 +1,246 @@ +/* parport.h: sparc64 specific parport initialization and dma. + * + * Copyright (C) 1999 Eddie C. Dost (ecd@skynet.be) + */ + +#ifndef _ASM_SPARC64_PARPORT_H +#define _ASM_SPARC64_PARPORT_H 1 + +#include <asm/ebus.h> +#include <asm/ns87303.h> +#include <asm/of_device.h> +#include <asm/prom.h> + +#define PARPORT_PC_MAX_PORTS PARPORT_MAX + +/* + * While sparc64 doesn't have an ISA DMA API, we provide something that looks + * close enough to make parport_pc happy + */ +#define HAS_DMA + +static DEFINE_SPINLOCK(dma_spin_lock); + +#define claim_dma_lock() \ +({ unsigned long flags; \ + spin_lock_irqsave(&dma_spin_lock, flags); \ + flags; \ +}) + +#define release_dma_lock(__flags) \ + spin_unlock_irqrestore(&dma_spin_lock, __flags); + +static struct sparc_ebus_info { + struct ebus_dma_info info; + unsigned int addr; + unsigned int count; + int lock; + + struct parport *port; +} sparc_ebus_dmas[PARPORT_PC_MAX_PORTS]; + +static DECLARE_BITMAP(dma_slot_map, PARPORT_PC_MAX_PORTS); + +static inline int request_dma(unsigned int dmanr, const char *device_id) +{ + if (dmanr >= PARPORT_PC_MAX_PORTS) + return -EINVAL; + if (xchg(&sparc_ebus_dmas[dmanr].lock, 1) != 0) + return -EBUSY; + return 0; +} + +static inline void free_dma(unsigned int dmanr) +{ + if (dmanr >= PARPORT_PC_MAX_PORTS) { + printk(KERN_WARNING "Trying to free DMA%d\n", dmanr); + return; + } + if (xchg(&sparc_ebus_dmas[dmanr].lock, 0) == 0) { + printk(KERN_WARNING "Trying to free free DMA%d\n", dmanr); + return; + } +} + +static inline void enable_dma(unsigned int dmanr) +{ + ebus_dma_enable(&sparc_ebus_dmas[dmanr].info, 1); + + if (ebus_dma_request(&sparc_ebus_dmas[dmanr].info, + sparc_ebus_dmas[dmanr].addr, + sparc_ebus_dmas[dmanr].count)) + BUG(); +} + +static inline void disable_dma(unsigned int dmanr) +{ + ebus_dma_enable(&sparc_ebus_dmas[dmanr].info, 0); +} + +static inline void clear_dma_ff(unsigned int dmanr) +{ + /* nothing */ +} + +static inline void set_dma_mode(unsigned int dmanr, char mode) +{ + ebus_dma_prepare(&sparc_ebus_dmas[dmanr].info, (mode != DMA_MODE_WRITE)); +} + +static inline void set_dma_addr(unsigned int dmanr, unsigned int addr) +{ + sparc_ebus_dmas[dmanr].addr = addr; +} + +static inline void set_dma_count(unsigned int dmanr, unsigned int count) +{ + sparc_ebus_dmas[dmanr].count = count; +} + +static inline unsigned int get_dma_residue(unsigned int dmanr) +{ + return ebus_dma_residue(&sparc_ebus_dmas[dmanr].info); +} + +static int __devinit ecpp_probe(struct of_device *op, const struct of_device_id *match) +{ + unsigned long base = op->resource[0].start; + unsigned long config = op->resource[1].start; + unsigned long d_base = op->resource[2].start; + unsigned long d_len; + struct device_node *parent; + struct parport *p; + int slot, err; + + parent = op->node->parent; + if (!strcmp(parent->name, "dma")) { + p = parport_pc_probe_port(base, base + 0x400, + op->irqs[0], PARPORT_DMA_NOFIFO, + op->dev.parent->parent); + if (!p) + return -ENOMEM; + dev_set_drvdata(&op->dev, p); + return 0; + } + + for (slot = 0; slot < PARPORT_PC_MAX_PORTS; slot++) { + if (!test_and_set_bit(slot, dma_slot_map)) + break; + } + err = -ENODEV; + if (slot >= PARPORT_PC_MAX_PORTS) + goto out_err; + + spin_lock_init(&sparc_ebus_dmas[slot].info.lock); + + d_len = (op->resource[2].end - d_base) + 1UL; + sparc_ebus_dmas[slot].info.regs = + of_ioremap(&op->resource[2], 0, d_len, "ECPP DMA"); + + if (!sparc_ebus_dmas[slot].info.regs) + goto out_clear_map; + + sparc_ebus_dmas[slot].info.flags = 0; + sparc_ebus_dmas[slot].info.callback = NULL; + sparc_ebus_dmas[slot].info.client_cookie = NULL; + sparc_ebus_dmas[slot].info.irq = 0xdeadbeef; + strcpy(sparc_ebus_dmas[slot].info.name, "parport"); + if (ebus_dma_register(&sparc_ebus_dmas[slot].info)) + goto out_unmap_regs; + + ebus_dma_irq_enable(&sparc_ebus_dmas[slot].info, 1); + + /* Configure IRQ to Push Pull, Level Low */ + /* Enable ECP, set bit 2 of the CTR first */ + outb(0x04, base + 0x02); + ns87303_modify(config, PCR, + PCR_EPP_ENABLE | + PCR_IRQ_ODRAIN, + PCR_ECP_ENABLE | + PCR_ECP_CLK_ENA | + PCR_IRQ_POLAR); + + /* CTR bit 5 controls direction of port */ + ns87303_modify(config, PTR, + 0, PTR_LPT_REG_DIR); + + p = parport_pc_probe_port(base, base + 0x400, + op->irqs[0], + slot, + op->dev.parent); + err = -ENOMEM; + if (!p) + goto out_disable_irq; + + dev_set_drvdata(&op->dev, p); + + return 0; + +out_disable_irq: + ebus_dma_irq_enable(&sparc_ebus_dmas[slot].info, 0); + ebus_dma_unregister(&sparc_ebus_dmas[slot].info); + +out_unmap_regs: + of_iounmap(&op->resource[2], sparc_ebus_dmas[slot].info.regs, d_len); + +out_clear_map: + clear_bit(slot, dma_slot_map); + +out_err: + return err; +} + +static int __devexit ecpp_remove(struct of_device *op) +{ + struct parport *p = dev_get_drvdata(&op->dev); + int slot = p->dma; + + parport_pc_unregister_port(p); + + if (slot != PARPORT_DMA_NOFIFO) { + unsigned long d_base = op->resource[2].start; + unsigned long d_len; + + d_len = (op->resource[2].end - d_base) + 1UL; + + ebus_dma_irq_enable(&sparc_ebus_dmas[slot].info, 0); + ebus_dma_unregister(&sparc_ebus_dmas[slot].info); + of_iounmap(&op->resource[2], + sparc_ebus_dmas[slot].info.regs, + d_len); + clear_bit(slot, dma_slot_map); + } + + return 0; +} + +static struct of_device_id ecpp_match[] = { + { + .name = "ecpp", + }, + { + .name = "parallel", + .compatible = "ecpp", + }, + { + .name = "parallel", + .compatible = "ns87317-ecpp", + }, + {}, +}; + +static struct of_platform_driver ecpp_driver = { + .name = "ecpp", + .match_table = ecpp_match, + .probe = ecpp_probe, + .remove = __devexit_p(ecpp_remove), +}; + +static int parport_pc_find_nonpci_ports(int autoirq, int autodma) +{ + of_register_driver(&ecpp_driver, &of_bus_type); + + return 0; +} + +#endif /* !(_ASM_SPARC64_PARPORT_H */ diff --git a/arch/sparc/include/asm/pbm.h b/arch/sparc/include/asm/pbm.h new file mode 100644 index 0000000..458a491 --- /dev/null +++ b/arch/sparc/include/asm/pbm.h @@ -0,0 +1,47 @@ +/* + * + * pbm.h: PCI bus module pseudo driver software state + * Adopted from sparc64 by V. Roganov and G. Raiko + * + * Original header: + * pbm.h: U2P PCI bus module pseudo driver software state. + * + * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu) + * + * To put things into perspective, consider sparc64 with a few PCI controllers. + * Each type would have an own structure, with instances related one to one. + * We have only pcic on sparc, but we want to be compatible with sparc64 pbm.h. + * All three represent different abstractions. + * pci_bus - Linux PCI subsystem view of a PCI bus (including bridged buses) + * pbm - Arch-specific view of a PCI bus (sparc or sparc64) + * pcic - Chip-specific information for PCIC. + */ + +#ifndef __SPARC_PBM_H +#define __SPARC_PBM_H + +#include <linux/pci.h> +#include <asm/oplib.h> +#include <asm/prom.h> + +struct linux_pbm_info { + int prom_node; + char prom_name[64]; + /* struct linux_prom_pci_ranges pbm_ranges[PROMREG_MAX]; */ + /* int num_pbm_ranges; */ + + /* Now things for the actual PCI bus probes. */ + unsigned int pci_first_busno; /* Can it be nonzero? */ + struct pci_bus *pci_bus; /* Was inline, MJ allocs now */ +}; + +/* PCI devices which are not bridges have this placed in their pci_dev + * sysdata member. This makes OBP aware PCI device drivers easier to + * code. + */ +struct pcidev_cookie { + struct linux_pbm_info *pbm; + struct device_node *prom_node; +}; + +#endif /* !(__SPARC_PBM_H) */ diff --git a/arch/sparc/include/asm/pci.h b/arch/sparc/include/asm/pci.h new file mode 100644 index 0000000..6e14fd1 --- /dev/null +++ b/arch/sparc/include/asm/pci.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_PCI_H +#define ___ASM_SPARC_PCI_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/pci_64.h> +#else +#include <asm/pci_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/pci_32.h b/arch/sparc/include/asm/pci_32.h new file mode 100644 index 0000000..0ee949d --- /dev/null +++ b/arch/sparc/include/asm/pci_32.h @@ -0,0 +1,171 @@ +#ifndef __SPARC_PCI_H +#define __SPARC_PCI_H + +#ifdef __KERNEL__ + +/* Can be used to override the logic in pci_scan_bus for skipping + * already-configured bus numbers - to be used for buggy BIOSes + * or architectures with incomplete PCI setup by the loader. + */ +#define pcibios_assign_all_busses() 0 +#define pcibios_scan_all_fns(a, b) 0 + +#define PCIBIOS_MIN_IO 0UL +#define PCIBIOS_MIN_MEM 0UL + +#define PCI_IRQ_NONE 0xffffffff + +static inline void pcibios_set_master(struct pci_dev *dev) +{ + /* No special bus mastering setup handling */ +} + +static inline void pcibios_penalize_isa_irq(int irq, int active) +{ + /* We don't do dynamic PCI IRQ allocation */ +} + +/* Dynamic DMA mapping stuff. + */ +#define PCI_DMA_BUS_IS_PHYS (0) + +#include <asm/scatterlist.h> + +struct pci_dev; + +/* Allocate and map kernel buffer using consistent mode DMA for a device. + * hwdev should be valid struct pci_dev pointer for PCI devices. + */ +extern void *pci_alloc_consistent(struct pci_dev *hwdev, size_t size, dma_addr_t *dma_handle); + +/* Free and unmap a consistent DMA buffer. + * cpu_addr is what was returned from pci_alloc_consistent, + * size must be the same as what as passed into pci_alloc_consistent, + * and likewise dma_addr must be the same as what *dma_addrp was set to. + * + * References to the memory and mappings assosciated with cpu_addr/dma_addr + * past this call are illegal. + */ +extern void pci_free_consistent(struct pci_dev *hwdev, size_t size, void *vaddr, dma_addr_t dma_handle); + +/* Map a single buffer of the indicated size for DMA in streaming mode. + * The 32-bit bus address to use is returned. + * + * Once the device is given the dma address, the device owns this memory + * until either pci_unmap_single or pci_dma_sync_single_for_cpu is performed. + */ +extern dma_addr_t pci_map_single(struct pci_dev *hwdev, void *ptr, size_t size, int direction); + +/* Unmap a single streaming mode DMA translation. The dma_addr and size + * must match what was provided for in a previous pci_map_single call. All + * other usages are undefined. + * + * After this call, reads by the cpu to the buffer are guaranteed to see + * whatever the device wrote there. + */ +extern void pci_unmap_single(struct pci_dev *hwdev, dma_addr_t dma_addr, size_t size, int direction); + +/* pci_unmap_{single,page} is not a nop, thus... */ +#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) \ + dma_addr_t ADDR_NAME; +#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) \ + __u32 LEN_NAME; +#define pci_unmap_addr(PTR, ADDR_NAME) \ + ((PTR)->ADDR_NAME) +#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) \ + (((PTR)->ADDR_NAME) = (VAL)) +#define pci_unmap_len(PTR, LEN_NAME) \ + ((PTR)->LEN_NAME) +#define pci_unmap_len_set(PTR, LEN_NAME, VAL) \ + (((PTR)->LEN_NAME) = (VAL)) + +/* + * Same as above, only with pages instead of mapped addresses. + */ +extern dma_addr_t pci_map_page(struct pci_dev *hwdev, struct page *page, + unsigned long offset, size_t size, int direction); +extern void pci_unmap_page(struct pci_dev *hwdev, + dma_addr_t dma_address, size_t size, int direction); + +/* Map a set of buffers described by scatterlist in streaming + * mode for DMA. This is the scather-gather version of the + * above pci_map_single interface. Here the scatter gather list + * elements are each tagged with the appropriate dma address + * and length. They are obtained via sg_dma_{address,length}(SG). + * + * NOTE: An implementation may be able to use a smaller number of + * DMA address/length pairs than there are SG table elements. + * (for example via virtual mapping capabilities) + * The routine returns the number of addr/length pairs actually + * used, at most nents. + * + * Device ownership issues as mentioned above for pci_map_single are + * the same here. + */ +extern int pci_map_sg(struct pci_dev *hwdev, struct scatterlist *sg, int nents, int direction); + +/* Unmap a set of streaming mode DMA translations. + * Again, cpu read rules concerning calls here are the same as for + * pci_unmap_single() above. + */ +extern void pci_unmap_sg(struct pci_dev *hwdev, struct scatterlist *sg, int nhwents, int direction); + +/* Make physical memory consistent for a single + * streaming mode DMA translation after a transfer. + * + * If you perform a pci_map_single() but wish to interrogate the + * buffer using the cpu, yet do not wish to teardown the PCI dma + * mapping, you must call this function before doing so. At the + * next point you give the PCI dma address back to the card, you + * must first perform a pci_dma_sync_for_device, and then the device + * again owns the buffer. + */ +extern void pci_dma_sync_single_for_cpu(struct pci_dev *hwdev, dma_addr_t dma_handle, size_t size, int direction); +extern void pci_dma_sync_single_for_device(struct pci_dev *hwdev, dma_addr_t dma_handle, size_t size, int direction); + +/* Make physical memory consistent for a set of streaming + * mode DMA translations after a transfer. + * + * The same as pci_dma_sync_single_* but for a scatter-gather list, + * same rules and usage. + */ +extern void pci_dma_sync_sg_for_cpu(struct pci_dev *hwdev, struct scatterlist *sg, int nelems, int direction); +extern void pci_dma_sync_sg_for_device(struct pci_dev *hwdev, struct scatterlist *sg, int nelems, int direction); + +/* Return whether the given PCI device DMA address mask can + * be supported properly. For example, if your device can + * only drive the low 24-bits during PCI bus mastering, then + * you would pass 0x00ffffff as the mask to this function. + */ +static inline int pci_dma_supported(struct pci_dev *hwdev, u64 mask) +{ + return 1; +} + +#ifdef CONFIG_PCI +static inline void pci_dma_burst_advice(struct pci_dev *pdev, + enum pci_dma_burst_strategy *strat, + unsigned long *strategy_parameter) +{ + *strat = PCI_DMA_BURST_INFINITY; + *strategy_parameter = ~0UL; +} +#endif + +#define PCI_DMA_ERROR_CODE (~(dma_addr_t)0x0) + +static inline int pci_dma_mapping_error(struct pci_dev *pdev, + dma_addr_t dma_addr) +{ + return (dma_addr == PCI_DMA_ERROR_CODE); +} + +struct device_node; +extern struct device_node *pci_device_to_OF_node(struct pci_dev *pdev); + +#endif /* __KERNEL__ */ + +/* generic pci stuff */ +#include <asm-generic/pci.h> + +#endif /* __SPARC_PCI_H */ diff --git a/arch/sparc/include/asm/pci_64.h b/arch/sparc/include/asm/pci_64.h new file mode 100644 index 0000000..4f79a54 --- /dev/null +++ b/arch/sparc/include/asm/pci_64.h @@ -0,0 +1,210 @@ +#ifndef __SPARC64_PCI_H +#define __SPARC64_PCI_H + +#ifdef __KERNEL__ + +#include <linux/dma-mapping.h> + +/* Can be used to override the logic in pci_scan_bus for skipping + * already-configured bus numbers - to be used for buggy BIOSes + * or architectures with incomplete PCI setup by the loader. + */ +#define pcibios_assign_all_busses() 0 +#define pcibios_scan_all_fns(a, b) 0 + +#define PCIBIOS_MIN_IO 0UL +#define PCIBIOS_MIN_MEM 0UL + +#define PCI_IRQ_NONE 0xffffffff + +#define PCI_CACHE_LINE_BYTES 64 + +static inline void pcibios_set_master(struct pci_dev *dev) +{ + /* No special bus mastering setup handling */ +} + +static inline void pcibios_penalize_isa_irq(int irq, int active) +{ + /* We don't do dynamic PCI IRQ allocation */ +} + +/* The PCI address space does not equal the physical memory + * address space. The networking and block device layers use + * this boolean for bounce buffer decisions. + */ +#define PCI_DMA_BUS_IS_PHYS (0) + +static inline void *pci_alloc_consistent(struct pci_dev *pdev, size_t size, + dma_addr_t *dma_handle) +{ + return dma_alloc_coherent(&pdev->dev, size, dma_handle, GFP_ATOMIC); +} + +static inline void pci_free_consistent(struct pci_dev *pdev, size_t size, + void *vaddr, dma_addr_t dma_handle) +{ + return dma_free_coherent(&pdev->dev, size, vaddr, dma_handle); +} + +static inline dma_addr_t pci_map_single(struct pci_dev *pdev, void *ptr, + size_t size, int direction) +{ + return dma_map_single(&pdev->dev, ptr, size, + (enum dma_data_direction) direction); +} + +static inline void pci_unmap_single(struct pci_dev *pdev, dma_addr_t dma_addr, + size_t size, int direction) +{ + dma_unmap_single(&pdev->dev, dma_addr, size, + (enum dma_data_direction) direction); +} + +#define pci_map_page(dev, page, off, size, dir) \ + pci_map_single(dev, (page_address(page) + (off)), size, dir) +#define pci_unmap_page(dev,addr,sz,dir) \ + pci_unmap_single(dev,addr,sz,dir) + +/* pci_unmap_{single,page} is not a nop, thus... */ +#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) \ + dma_addr_t ADDR_NAME; +#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) \ + __u32 LEN_NAME; +#define pci_unmap_addr(PTR, ADDR_NAME) \ + ((PTR)->ADDR_NAME) +#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) \ + (((PTR)->ADDR_NAME) = (VAL)) +#define pci_unmap_len(PTR, LEN_NAME) \ + ((PTR)->LEN_NAME) +#define pci_unmap_len_set(PTR, LEN_NAME, VAL) \ + (((PTR)->LEN_NAME) = (VAL)) + +static inline int pci_map_sg(struct pci_dev *pdev, struct scatterlist *sg, + int nents, int direction) +{ + return dma_map_sg(&pdev->dev, sg, nents, + (enum dma_data_direction) direction); +} + +static inline void pci_unmap_sg(struct pci_dev *pdev, struct scatterlist *sg, + int nents, int direction) +{ + dma_unmap_sg(&pdev->dev, sg, nents, + (enum dma_data_direction) direction); +} + +static inline void pci_dma_sync_single_for_cpu(struct pci_dev *pdev, + dma_addr_t dma_handle, + size_t size, int direction) +{ + dma_sync_single_for_cpu(&pdev->dev, dma_handle, size, + (enum dma_data_direction) direction); +} + +static inline void pci_dma_sync_single_for_device(struct pci_dev *pdev, + dma_addr_t dma_handle, + size_t size, int direction) +{ + /* No flushing needed to sync cpu writes to the device. */ +} + +static inline void pci_dma_sync_sg_for_cpu(struct pci_dev *pdev, + struct scatterlist *sg, + int nents, int direction) +{ + dma_sync_sg_for_cpu(&pdev->dev, sg, nents, + (enum dma_data_direction) direction); +} + +static inline void pci_dma_sync_sg_for_device(struct pci_dev *pdev, + struct scatterlist *sg, + int nelems, int direction) +{ + /* No flushing needed to sync cpu writes to the device. */ +} + +/* Return whether the given PCI device DMA address mask can + * be supported properly. For example, if your device can + * only drive the low 24-bits during PCI bus mastering, then + * you would pass 0x00ffffff as the mask to this function. + */ +extern int pci_dma_supported(struct pci_dev *hwdev, u64 mask); + +/* PCI IOMMU mapping bypass support. */ + +/* PCI 64-bit addressing works for all slots on all controller + * types on sparc64. However, it requires that the device + * can drive enough of the 64 bits. + */ +#define PCI64_REQUIRED_MASK (~(dma64_addr_t)0) +#define PCI64_ADDR_BASE 0xfffc000000000000UL + +static inline int pci_dma_mapping_error(struct pci_dev *pdev, + dma_addr_t dma_addr) +{ + return dma_mapping_error(&pdev->dev, dma_addr); +} + +#ifdef CONFIG_PCI +static inline void pci_dma_burst_advice(struct pci_dev *pdev, + enum pci_dma_burst_strategy *strat, + unsigned long *strategy_parameter) +{ + unsigned long cacheline_size; + u8 byte; + + pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &byte); + if (byte == 0) + cacheline_size = 1024; + else + cacheline_size = (int) byte * 4; + + *strat = PCI_DMA_BURST_BOUNDARY; + *strategy_parameter = cacheline_size; +} +#endif + +/* Return the index of the PCI controller for device PDEV. */ + +extern int pci_domain_nr(struct pci_bus *bus); +static inline int pci_proc_domain(struct pci_bus *bus) +{ + return 1; +} + +/* Platform support for /proc/bus/pci/X/Y mmap()s. */ + +#define HAVE_PCI_MMAP +#define HAVE_ARCH_PCI_GET_UNMAPPED_AREA +#define get_pci_unmapped_area get_fb_unmapped_area + +extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, + enum pci_mmap_state mmap_state, + int write_combine); + +extern void +pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, + struct resource *res); + +extern void +pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, + struct pci_bus_region *region); + +extern struct resource *pcibios_select_root(struct pci_dev *, struct resource *); + +static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) +{ + return PCI_IRQ_NONE; +} + +struct device_node; +extern struct device_node *pci_device_to_OF_node(struct pci_dev *pdev); + +#define HAVE_ARCH_PCI_RESOURCE_TO_USER +extern void pci_resource_to_user(const struct pci_dev *dev, int bar, + const struct resource *rsrc, + resource_size_t *start, resource_size_t *end); +#endif /* __KERNEL__ */ + +#endif /* __SPARC64_PCI_H */ diff --git a/arch/sparc/include/asm/pcic.h b/arch/sparc/include/asm/pcic.h new file mode 100644 index 0000000..f20ef56 --- /dev/null +++ b/arch/sparc/include/asm/pcic.h @@ -0,0 +1,123 @@ +/* + * pcic.h: JavaEngine 1 specific PCI definitions. + * + * Copyright (C) 1998 V. Roganov and G. Raiko + */ + +#ifndef __SPARC_PCIC_H +#define __SPARC_PCIC_H + +#ifndef __ASSEMBLY__ + +#include <linux/types.h> +#include <linux/smp.h> +#include <linux/pci.h> +#include <linux/ioport.h> +#include <asm/pbm.h> + +struct linux_pcic { + void __iomem *pcic_regs; + unsigned long pcic_io; + void __iomem *pcic_config_space_addr; + void __iomem *pcic_config_space_data; + struct resource pcic_res_regs; + struct resource pcic_res_io; + struct resource pcic_res_cfg_addr; + struct resource pcic_res_cfg_data; + struct linux_pbm_info pbm; + struct pcic_ca2irq *pcic_imap; + int pcic_imdim; +}; + +extern int pcic_probe(void); +/* Erm... MJ redefined pcibios_present() so that it does not work early. */ +extern int pcic_present(void); +extern void sun4m_pci_init_IRQ(void); + +#endif + +/* Size of PCI I/O space which we relocate. */ +#define PCI_SPACE_SIZE 0x1000000 /* 16 MB */ + +/* PCIC Register Set. */ +#define PCI_DIAGNOSTIC_0 0x40 /* 32 bits */ +#define PCI_SIZE_0 0x44 /* 32 bits */ +#define PCI_SIZE_1 0x48 /* 32 bits */ +#define PCI_SIZE_2 0x4c /* 32 bits */ +#define PCI_SIZE_3 0x50 /* 32 bits */ +#define PCI_SIZE_4 0x54 /* 32 bits */ +#define PCI_SIZE_5 0x58 /* 32 bits */ +#define PCI_PIO_CONTROL 0x60 /* 8 bits */ +#define PCI_DVMA_CONTROL 0x62 /* 8 bits */ +#define PCI_DVMA_CONTROL_INACTIVITY_REQ (1<<0) +#define PCI_DVMA_CONTROL_IOTLB_ENABLE (1<<0) +#define PCI_DVMA_CONTROL_IOTLB_DISABLE 0 +#define PCI_DVMA_CONTROL_INACTIVITY_ACK (1<<4) +#define PCI_INTERRUPT_CONTROL 0x63 /* 8 bits */ +#define PCI_CPU_INTERRUPT_PENDING 0x64 /* 32 bits */ +#define PCI_DIAGNOSTIC_1 0x68 /* 16 bits */ +#define PCI_SOFTWARE_INT_CLEAR 0x6a /* 16 bits */ +#define PCI_SOFTWARE_INT_SET 0x6e /* 16 bits */ +#define PCI_SYS_INT_PENDING 0x70 /* 32 bits */ +#define PCI_SYS_INT_PENDING_PIO 0x40000000 +#define PCI_SYS_INT_PENDING_DMA 0x20000000 +#define PCI_SYS_INT_PENDING_PCI 0x10000000 +#define PCI_SYS_INT_PENDING_APSR 0x08000000 +#define PCI_SYS_INT_TARGET_MASK 0x74 /* 32 bits */ +#define PCI_SYS_INT_TARGET_MASK_CLEAR 0x78 /* 32 bits */ +#define PCI_SYS_INT_TARGET_MASK_SET 0x7c /* 32 bits */ +#define PCI_SYS_INT_PENDING_CLEAR 0x83 /* 8 bits */ +#define PCI_SYS_INT_PENDING_CLEAR_ALL 0x80 +#define PCI_SYS_INT_PENDING_CLEAR_PIO 0x40 +#define PCI_SYS_INT_PENDING_CLEAR_DMA 0x20 +#define PCI_SYS_INT_PENDING_CLEAR_PCI 0x10 +#define PCI_IOTLB_CONTROL 0x84 /* 8 bits */ +#define PCI_INT_SELECT_LO 0x88 /* 16 bits */ +#define PCI_ARBITRATION_SELECT 0x8a /* 16 bits */ +#define PCI_INT_SELECT_HI 0x8c /* 16 bits */ +#define PCI_HW_INT_OUTPUT 0x8e /* 16 bits */ +#define PCI_IOTLB_RAM_INPUT 0x90 /* 32 bits */ +#define PCI_IOTLB_CAM_INPUT 0x94 /* 32 bits */ +#define PCI_IOTLB_RAM_OUTPUT 0x98 /* 32 bits */ +#define PCI_IOTLB_CAM_OUTPUT 0x9c /* 32 bits */ +#define PCI_SMBAR0 0xa0 /* 8 bits */ +#define PCI_MSIZE0 0xa1 /* 8 bits */ +#define PCI_PMBAR0 0xa2 /* 8 bits */ +#define PCI_SMBAR1 0xa4 /* 8 bits */ +#define PCI_MSIZE1 0xa5 /* 8 bits */ +#define PCI_PMBAR1 0xa6 /* 8 bits */ +#define PCI_SIBAR 0xa8 /* 8 bits */ +#define PCI_SIBAR_ADDRESS_MASK 0xf +#define PCI_ISIZE 0xa9 /* 8 bits */ +#define PCI_ISIZE_16M 0xf +#define PCI_ISIZE_32M 0xe +#define PCI_ISIZE_64M 0xc +#define PCI_ISIZE_128M 0x8 +#define PCI_ISIZE_256M 0x0 +#define PCI_PIBAR 0xaa /* 8 bits */ +#define PCI_CPU_COUNTER_LIMIT_HI 0xac /* 32 bits */ +#define PCI_CPU_COUNTER_LIMIT_LO 0xb0 /* 32 bits */ +#define PCI_CPU_COUNTER_LIMIT 0xb4 /* 32 bits */ +#define PCI_SYS_LIMIT 0xb8 /* 32 bits */ +#define PCI_SYS_COUNTER 0xbc /* 32 bits */ +#define PCI_SYS_COUNTER_OVERFLOW (1<<31) /* Limit reached */ +#define PCI_SYS_LIMIT_PSEUDO 0xc0 /* 32 bits */ +#define PCI_USER_TIMER_CONTROL 0xc4 /* 8 bits */ +#define PCI_USER_TIMER_CONFIG 0xc5 /* 8 bits */ +#define PCI_COUNTER_IRQ 0xc6 /* 8 bits */ +#define PCI_COUNTER_IRQ_SET(sys_irq, cpu_irq) ((((sys_irq) & 0xf) << 4) | \ + ((cpu_irq) & 0xf)) +#define PCI_COUNTER_IRQ_SYS(v) (((v) >> 4) & 0xf) +#define PCI_COUNTER_IRQ_CPU(v) ((v) & 0xf) +#define PCI_PIO_ERROR_COMMAND 0xc7 /* 8 bits */ +#define PCI_PIO_ERROR_ADDRESS 0xc8 /* 32 bits */ +#define PCI_IOTLB_ERROR_ADDRESS 0xcc /* 32 bits */ +#define PCI_SYS_STATUS 0xd0 /* 8 bits */ +#define PCI_SYS_STATUS_RESET_ENABLE (1<<0) +#define PCI_SYS_STATUS_RESET (1<<1) +#define PCI_SYS_STATUS_WATCHDOG_RESET (1<<4) +#define PCI_SYS_STATUS_PCI_RESET (1<<5) +#define PCI_SYS_STATUS_PCI_RESET_ENABLE (1<<6) +#define PCI_SYS_STATUS_PCI_SATTELITE_MODE (1<<7) + +#endif /* !(__SPARC_PCIC_H) */ diff --git a/arch/sparc/include/asm/percpu.h b/arch/sparc/include/asm/percpu.h new file mode 100644 index 0000000..bfb1d19 --- /dev/null +++ b/arch/sparc/include/asm/percpu.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_PERCPU_H +#define ___ASM_SPARC_PERCPU_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/percpu_64.h> +#else +#include <asm/percpu_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/percpu_32.h b/arch/sparc/include/asm/percpu_32.h new file mode 100644 index 0000000..06066a7 --- /dev/null +++ b/arch/sparc/include/asm/percpu_32.h @@ -0,0 +1,6 @@ +#ifndef __ARCH_SPARC_PERCPU__ +#define __ARCH_SPARC_PERCPU__ + +#include <asm-generic/percpu.h> + +#endif /* __ARCH_SPARC_PERCPU__ */ diff --git a/arch/sparc/include/asm/percpu_64.h b/arch/sparc/include/asm/percpu_64.h new file mode 100644 index 0000000..bee6459 --- /dev/null +++ b/arch/sparc/include/asm/percpu_64.h @@ -0,0 +1,28 @@ +#ifndef __ARCH_SPARC64_PERCPU__ +#define __ARCH_SPARC64_PERCPU__ + +#include <linux/compiler.h> + +register unsigned long __local_per_cpu_offset asm("g5"); + +#ifdef CONFIG_SMP + +extern void real_setup_per_cpu_areas(void); + +extern unsigned long __per_cpu_base; +extern unsigned long __per_cpu_shift; +#define __per_cpu_offset(__cpu) \ + (__per_cpu_base + ((unsigned long)(__cpu) << __per_cpu_shift)) +#define per_cpu_offset(x) (__per_cpu_offset(x)) + +#define __my_cpu_offset __local_per_cpu_offset + +#else /* ! SMP */ + +#define real_setup_per_cpu_areas() do { } while (0) + +#endif /* SMP */ + +#include <asm-generic/percpu.h> + +#endif /* __ARCH_SPARC64_PERCPU__ */ diff --git a/arch/sparc/include/asm/perfctr.h b/arch/sparc/include/asm/perfctr.h new file mode 100644 index 0000000..8368730 --- /dev/null +++ b/arch/sparc/include/asm/perfctr.h @@ -0,0 +1,173 @@ +/*---------------------------------------- + PERFORMANCE INSTRUMENTATION + Guillaume Thouvenin 08/10/98 + David S. Miller 10/06/98 + ---------------------------------------*/ +#ifndef PERF_COUNTER_API +#define PERF_COUNTER_API + +/* sys_perfctr() interface. First arg is operation code + * from enumeration below. The meaning of further arguments + * are determined by the operation code. + * + * int sys_perfctr(int opcode, unsigned long arg0, + * unsigned long arg1, unsigned long arg2) + * + * Pointers which are passed by the user are pointers to 64-bit + * integers. + * + * Once enabled, performance counter state is retained until the + * process either exits or performs an exec. That is, performance + * counters remain enabled for fork/clone children. + */ +enum perfctr_opcode { + /* Enable UltraSparc performance counters, ARG0 is pointer + * to 64-bit accumulator for D0 counter in PIC, ARG1 is pointer + * to 64-bit accumulator for D1 counter. ARG2 is a pointer to + * the initial PCR register value to use. + */ + PERFCTR_ON, + + /* Disable UltraSparc performance counters. The PCR is written + * with zero and the user counter accumulator pointers and + * working PCR register value are forgotten. + */ + PERFCTR_OFF, + + /* Add current D0 and D1 PIC values into user pointers given + * in PERFCTR_ON operation. The PIC is cleared before returning. + */ + PERFCTR_READ, + + /* Clear the PIC register. */ + PERFCTR_CLRPIC, + + /* Begin using a new PCR value, the pointer to which is passed + * in ARG0. The PIC is also cleared after the new PCR value is + * written. + */ + PERFCTR_SETPCR, + + /* Store in pointer given in ARG0 the current PCR register value + * being used. + */ + PERFCTR_GETPCR +}; + +/* I don't want the kernel's namespace to be polluted with this + * stuff when this file is included. --DaveM + */ +#ifndef __KERNEL__ + +#define PRIV 0x00000001 +#define SYS 0x00000002 +#define USR 0x00000004 + +/* Pic.S0 Selection Bit Field Encoding, Ultra-I/II */ +#define CYCLE_CNT 0x00000000 +#define INSTR_CNT 0x00000010 +#define DISPATCH0_IC_MISS 0x00000020 +#define DISPATCH0_STOREBUF 0x00000030 +#define IC_REF 0x00000080 +#define DC_RD 0x00000090 +#define DC_WR 0x000000A0 +#define LOAD_USE 0x000000B0 +#define EC_REF 0x000000C0 +#define EC_WRITE_HIT_RDO 0x000000D0 +#define EC_SNOOP_INV 0x000000E0 +#define EC_RD_HIT 0x000000F0 + +/* Pic.S0 Selection Bit Field Encoding, Ultra-III */ +#define US3_CYCLE_CNT 0x00000000 +#define US3_INSTR_CNT 0x00000010 +#define US3_DISPATCH0_IC_MISS 0x00000020 +#define US3_DISPATCH0_BR_TGT 0x00000030 +#define US3_DISPATCH0_2ND_BR 0x00000040 +#define US3_RSTALL_STOREQ 0x00000050 +#define US3_RSTALL_IU_USE 0x00000060 +#define US3_IC_REF 0x00000080 +#define US3_DC_RD 0x00000090 +#define US3_DC_WR 0x000000a0 +#define US3_EC_REF 0x000000c0 +#define US3_EC_WR_HIT_RTO 0x000000d0 +#define US3_EC_SNOOP_INV 0x000000e0 +#define US3_EC_RD_MISS 0x000000f0 +#define US3_PC_PORT0_RD 0x00000100 +#define US3_SI_SNOOP 0x00000110 +#define US3_SI_CIQ_FLOW 0x00000120 +#define US3_SI_OWNED 0x00000130 +#define US3_SW_COUNT_0 0x00000140 +#define US3_IU_BR_MISS_TAKEN 0x00000150 +#define US3_IU_BR_COUNT_TAKEN 0x00000160 +#define US3_DISP_RS_MISPRED 0x00000170 +#define US3_FA_PIPE_COMPL 0x00000180 +#define US3_MC_READS_0 0x00000200 +#define US3_MC_READS_1 0x00000210 +#define US3_MC_READS_2 0x00000220 +#define US3_MC_READS_3 0x00000230 +#define US3_MC_STALLS_0 0x00000240 +#define US3_MC_STALLS_2 0x00000250 + +/* Pic.S1 Selection Bit Field Encoding, Ultra-I/II */ +#define CYCLE_CNT_D1 0x00000000 +#define INSTR_CNT_D1 0x00000800 +#define DISPATCH0_IC_MISPRED 0x00001000 +#define DISPATCH0_FP_USE 0x00001800 +#define IC_HIT 0x00004000 +#define DC_RD_HIT 0x00004800 +#define DC_WR_HIT 0x00005000 +#define LOAD_USE_RAW 0x00005800 +#define EC_HIT 0x00006000 +#define EC_WB 0x00006800 +#define EC_SNOOP_CB 0x00007000 +#define EC_IT_HIT 0x00007800 + +/* Pic.S1 Selection Bit Field Encoding, Ultra-III */ +#define US3_CYCLE_CNT_D1 0x00000000 +#define US3_INSTR_CNT_D1 0x00000800 +#define US3_DISPATCH0_MISPRED 0x00001000 +#define US3_IC_MISS_CANCELLED 0x00001800 +#define US3_RE_ENDIAN_MISS 0x00002000 +#define US3_RE_FPU_BYPASS 0x00002800 +#define US3_RE_DC_MISS 0x00003000 +#define US3_RE_EC_MISS 0x00003800 +#define US3_IC_MISS 0x00004000 +#define US3_DC_RD_MISS 0x00004800 +#define US3_DC_WR_MISS 0x00005000 +#define US3_RSTALL_FP_USE 0x00005800 +#define US3_EC_MISSES 0x00006000 +#define US3_EC_WB 0x00006800 +#define US3_EC_SNOOP_CB 0x00007000 +#define US3_EC_IC_MISS 0x00007800 +#define US3_RE_PC_MISS 0x00008000 +#define US3_ITLB_MISS 0x00008800 +#define US3_DTLB_MISS 0x00009000 +#define US3_WC_MISS 0x00009800 +#define US3_WC_SNOOP_CB 0x0000a000 +#define US3_WC_SCRUBBED 0x0000a800 +#define US3_WC_WB_WO_READ 0x0000b000 +#define US3_PC_SOFT_HIT 0x0000c000 +#define US3_PC_SNOOP_INV 0x0000c800 +#define US3_PC_HARD_HIT 0x0000d000 +#define US3_PC_PORT1_RD 0x0000d800 +#define US3_SW_COUNT_1 0x0000e000 +#define US3_IU_STAT_BR_MIS_UNTAKEN 0x0000e800 +#define US3_IU_STAT_BR_COUNT_UNTAKEN 0x0000f000 +#define US3_PC_MS_MISSES 0x0000f800 +#define US3_MC_WRITES_0 0x00010800 +#define US3_MC_WRITES_1 0x00011000 +#define US3_MC_WRITES_2 0x00011800 +#define US3_MC_WRITES_3 0x00012000 +#define US3_MC_STALLS_1 0x00012800 +#define US3_MC_STALLS_3 0x00013000 +#define US3_RE_RAW_MISS 0x00013800 +#define US3_FM_PIPE_COMPLETION 0x00014000 + +struct vcounter_struct { + unsigned long long vcnt0; + unsigned long long vcnt1; +}; + +#endif /* !(__KERNEL__) */ + +#endif /* !(PERF_COUNTER_API) */ diff --git a/arch/sparc/include/asm/pgalloc.h b/arch/sparc/include/asm/pgalloc.h new file mode 100644 index 0000000..b6db1f7 --- /dev/null +++ b/arch/sparc/include/asm/pgalloc.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_PGALLOC_H +#define ___ASM_SPARC_PGALLOC_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/pgalloc_64.h> +#else +#include <asm/pgalloc_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/pgalloc_32.h b/arch/sparc/include/asm/pgalloc_32.h new file mode 100644 index 0000000..681582d --- /dev/null +++ b/arch/sparc/include/asm/pgalloc_32.h @@ -0,0 +1,68 @@ +#ifndef _SPARC_PGALLOC_H +#define _SPARC_PGALLOC_H + +#include <linux/kernel.h> +#include <linux/sched.h> + +#include <asm/page.h> +#include <asm/btfixup.h> + +struct page; + +extern struct pgtable_cache_struct { + unsigned long *pgd_cache; + unsigned long *pte_cache; + unsigned long pgtable_cache_sz; + unsigned long pgd_cache_sz; +} pgt_quicklists; +#define pgd_quicklist (pgt_quicklists.pgd_cache) +#define pmd_quicklist ((unsigned long *)0) +#define pte_quicklist (pgt_quicklists.pte_cache) +#define pgtable_cache_size (pgt_quicklists.pgtable_cache_sz) +#define pgd_cache_size (pgt_quicklists.pgd_cache_sz) + +extern void check_pgt_cache(void); +BTFIXUPDEF_CALL(void, do_check_pgt_cache, int, int) +#define do_check_pgt_cache(low,high) BTFIXUP_CALL(do_check_pgt_cache)(low,high) + +BTFIXUPDEF_CALL(pgd_t *, get_pgd_fast, void) +#define get_pgd_fast() BTFIXUP_CALL(get_pgd_fast)() + +BTFIXUPDEF_CALL(void, free_pgd_fast, pgd_t *) +#define free_pgd_fast(pgd) BTFIXUP_CALL(free_pgd_fast)(pgd) + +#define pgd_free(mm, pgd) free_pgd_fast(pgd) +#define pgd_alloc(mm) get_pgd_fast() + +BTFIXUPDEF_CALL(void, pgd_set, pgd_t *, pmd_t *) +#define pgd_set(pgdp,pmdp) BTFIXUP_CALL(pgd_set)(pgdp,pmdp) +#define pgd_populate(MM, PGD, PMD) pgd_set(PGD, PMD) + +BTFIXUPDEF_CALL(pmd_t *, pmd_alloc_one, struct mm_struct *, unsigned long) +#define pmd_alloc_one(mm, address) BTFIXUP_CALL(pmd_alloc_one)(mm, address) + +BTFIXUPDEF_CALL(void, free_pmd_fast, pmd_t *) +#define free_pmd_fast(pmd) BTFIXUP_CALL(free_pmd_fast)(pmd) + +#define pmd_free(mm, pmd) free_pmd_fast(pmd) +#define __pmd_free_tlb(tlb, pmd) pmd_free((tlb)->mm, pmd) + +BTFIXUPDEF_CALL(void, pmd_populate, pmd_t *, struct page *) +#define pmd_populate(MM, PMD, PTE) BTFIXUP_CALL(pmd_populate)(PMD, PTE) +#define pmd_pgtable(pmd) pmd_page(pmd) +BTFIXUPDEF_CALL(void, pmd_set, pmd_t *, pte_t *) +#define pmd_populate_kernel(MM, PMD, PTE) BTFIXUP_CALL(pmd_set)(PMD, PTE) + +BTFIXUPDEF_CALL(pgtable_t , pte_alloc_one, struct mm_struct *, unsigned long) +#define pte_alloc_one(mm, address) BTFIXUP_CALL(pte_alloc_one)(mm, address) +BTFIXUPDEF_CALL(pte_t *, pte_alloc_one_kernel, struct mm_struct *, unsigned long) +#define pte_alloc_one_kernel(mm, addr) BTFIXUP_CALL(pte_alloc_one_kernel)(mm, addr) + +BTFIXUPDEF_CALL(void, free_pte_fast, pte_t *) +#define pte_free_kernel(mm, pte) BTFIXUP_CALL(free_pte_fast)(pte) + +BTFIXUPDEF_CALL(void, pte_free, pgtable_t ) +#define pte_free(mm, pte) BTFIXUP_CALL(pte_free)(pte) +#define __pte_free_tlb(tlb, pte) pte_free((tlb)->mm, pte) + +#endif /* _SPARC_PGALLOC_H */ diff --git a/arch/sparc/include/asm/pgalloc_64.h b/arch/sparc/include/asm/pgalloc_64.h new file mode 100644 index 0000000..5bdfa2c --- /dev/null +++ b/arch/sparc/include/asm/pgalloc_64.h @@ -0,0 +1,81 @@ +#ifndef _SPARC64_PGALLOC_H +#define _SPARC64_PGALLOC_H + +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/mm.h> +#include <linux/slab.h> +#include <linux/quicklist.h> + +#include <asm/spitfire.h> +#include <asm/cpudata.h> +#include <asm/cacheflush.h> +#include <asm/page.h> + +/* Page table allocation/freeing. */ + +static inline pgd_t *pgd_alloc(struct mm_struct *mm) +{ + return quicklist_alloc(0, GFP_KERNEL, NULL); +} + +static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd) +{ + quicklist_free(0, NULL, pgd); +} + +#define pud_populate(MM, PUD, PMD) pud_set(PUD, PMD) + +static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr) +{ + return quicklist_alloc(0, GFP_KERNEL, NULL); +} + +static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd) +{ + quicklist_free(0, NULL, pmd); +} + +static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, + unsigned long address) +{ + return quicklist_alloc(0, GFP_KERNEL, NULL); +} + +static inline pgtable_t pte_alloc_one(struct mm_struct *mm, + unsigned long address) +{ + struct page *page; + void *pg; + + pg = quicklist_alloc(0, GFP_KERNEL, NULL); + if (!pg) + return NULL; + page = virt_to_page(pg); + pgtable_page_ctor(page); + return page; +} + +static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte) +{ + quicklist_free(0, NULL, pte); +} + +static inline void pte_free(struct mm_struct *mm, pgtable_t ptepage) +{ + pgtable_page_dtor(ptepage); + quicklist_free_page(0, NULL, ptepage); +} + + +#define pmd_populate_kernel(MM, PMD, PTE) pmd_set(PMD, PTE) +#define pmd_populate(MM,PMD,PTE_PAGE) \ + pmd_populate_kernel(MM,PMD,page_address(PTE_PAGE)) +#define pmd_pgtable(pmd) pmd_page(pmd) + +static inline void check_pgt_cache(void) +{ + quicklist_trim(0, NULL, 25, 16); +} + +#endif /* _SPARC64_PGALLOC_H */ diff --git a/arch/sparc/include/asm/pgtable.h b/arch/sparc/include/asm/pgtable.h new file mode 100644 index 0000000..59ba6f6 --- /dev/null +++ b/arch/sparc/include/asm/pgtable.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_PGTABLE_H +#define ___ASM_SPARC_PGTABLE_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/pgtable_64.h> +#else +#include <asm/pgtable_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/pgtable_32.h b/arch/sparc/include/asm/pgtable_32.h new file mode 100644 index 0000000..08237fd --- /dev/null +++ b/arch/sparc/include/asm/pgtable_32.h @@ -0,0 +1,480 @@ +#ifndef _SPARC_PGTABLE_H +#define _SPARC_PGTABLE_H + +/* asm/pgtable.h: Defines and functions used to work + * with Sparc page tables. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + * Copyright (C) 1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz) + */ + +#ifndef __ASSEMBLY__ +#include <asm-generic/4level-fixup.h> + +#include <linux/spinlock.h> +#include <linux/swap.h> +#include <asm/types.h> +#ifdef CONFIG_SUN4 +#include <asm/pgtsun4.h> +#else +#include <asm/pgtsun4c.h> +#endif +#include <asm/pgtsrmmu.h> +#include <asm/vac-ops.h> +#include <asm/oplib.h> +#include <asm/btfixup.h> +#include <asm/system.h> + + +struct vm_area_struct; +struct page; + +extern void load_mmu(void); +extern unsigned long calc_highpages(void); + +BTFIXUPDEF_SIMM13(pgdir_shift) +BTFIXUPDEF_SETHI(pgdir_size) +BTFIXUPDEF_SETHI(pgdir_mask) + +BTFIXUPDEF_SIMM13(ptrs_per_pmd) +BTFIXUPDEF_SIMM13(ptrs_per_pgd) +BTFIXUPDEF_SIMM13(user_ptrs_per_pgd) + +#define pte_ERROR(e) __builtin_trap() +#define pmd_ERROR(e) __builtin_trap() +#define pgd_ERROR(e) __builtin_trap() + +BTFIXUPDEF_INT(page_none) +BTFIXUPDEF_INT(page_copy) +BTFIXUPDEF_INT(page_readonly) +BTFIXUPDEF_INT(page_kernel) + +#define PMD_SHIFT SUN4C_PMD_SHIFT +#define PMD_SIZE (1UL << PMD_SHIFT) +#define PMD_MASK (~(PMD_SIZE-1)) +#define PMD_ALIGN(__addr) (((__addr) + ~PMD_MASK) & PMD_MASK) +#define PGDIR_SHIFT BTFIXUP_SIMM13(pgdir_shift) +#define PGDIR_SIZE BTFIXUP_SETHI(pgdir_size) +#define PGDIR_MASK BTFIXUP_SETHI(pgdir_mask) +#define PTRS_PER_PTE 1024 +#define PTRS_PER_PMD BTFIXUP_SIMM13(ptrs_per_pmd) +#define PTRS_PER_PGD BTFIXUP_SIMM13(ptrs_per_pgd) +#define USER_PTRS_PER_PGD BTFIXUP_SIMM13(user_ptrs_per_pgd) +#define FIRST_USER_ADDRESS 0 +#define PTE_SIZE (PTRS_PER_PTE*4) + +#define PAGE_NONE __pgprot(BTFIXUP_INT(page_none)) +extern pgprot_t PAGE_SHARED; +#define PAGE_COPY __pgprot(BTFIXUP_INT(page_copy)) +#define PAGE_READONLY __pgprot(BTFIXUP_INT(page_readonly)) + +extern unsigned long page_kernel; + +#ifdef MODULE +#define PAGE_KERNEL page_kernel +#else +#define PAGE_KERNEL __pgprot(BTFIXUP_INT(page_kernel)) +#endif + +/* Top-level page directory */ +extern pgd_t swapper_pg_dir[1024]; + +extern void paging_init(void); + +/* Page table for 0-4MB for everybody, on the Sparc this + * holds the same as on the i386. + */ +extern pte_t pg0[1024]; +extern pte_t pg1[1024]; +extern pte_t pg2[1024]; +extern pte_t pg3[1024]; + +extern unsigned long ptr_in_current_pgd; + +/* Here is a trick, since mmap.c need the initializer elements for + * protection_map[] to be constant at compile time, I set the following + * to all zeros. I set it to the real values after I link in the + * appropriate MMU page table routines at boot time. + */ +#define __P000 __pgprot(0) +#define __P001 __pgprot(0) +#define __P010 __pgprot(0) +#define __P011 __pgprot(0) +#define __P100 __pgprot(0) +#define __P101 __pgprot(0) +#define __P110 __pgprot(0) +#define __P111 __pgprot(0) + +#define __S000 __pgprot(0) +#define __S001 __pgprot(0) +#define __S010 __pgprot(0) +#define __S011 __pgprot(0) +#define __S100 __pgprot(0) +#define __S101 __pgprot(0) +#define __S110 __pgprot(0) +#define __S111 __pgprot(0) + +extern int num_contexts; + +/* First physical page can be anywhere, the following is needed so that + * va-->pa and vice versa conversions work properly without performance + * hit for all __pa()/__va() operations. + */ +extern unsigned long phys_base; +extern unsigned long pfn_base; + +/* + * BAD_PAGETABLE is used when we need a bogus page-table, while + * BAD_PAGE is used for a bogus page. + * + * ZERO_PAGE is a global shared page that is always zero: used + * for zero-mapped memory areas etc.. + */ +extern pte_t * __bad_pagetable(void); +extern pte_t __bad_page(void); +extern unsigned long empty_zero_page; + +#define BAD_PAGETABLE __bad_pagetable() +#define BAD_PAGE __bad_page() +#define ZERO_PAGE(vaddr) (virt_to_page(&empty_zero_page)) + +/* + */ +BTFIXUPDEF_CALL_CONST(struct page *, pmd_page, pmd_t) +BTFIXUPDEF_CALL_CONST(unsigned long, pgd_page_vaddr, pgd_t) + +#define pmd_page(pmd) BTFIXUP_CALL(pmd_page)(pmd) +#define pgd_page_vaddr(pgd) BTFIXUP_CALL(pgd_page_vaddr)(pgd) + +BTFIXUPDEF_SETHI(none_mask) +BTFIXUPDEF_CALL_CONST(int, pte_present, pte_t) +BTFIXUPDEF_CALL(void, pte_clear, pte_t *) + +static inline int pte_none(pte_t pte) +{ + return !(pte_val(pte) & ~BTFIXUP_SETHI(none_mask)); +} + +#define pte_present(pte) BTFIXUP_CALL(pte_present)(pte) +#define pte_clear(mm,addr,pte) BTFIXUP_CALL(pte_clear)(pte) + +BTFIXUPDEF_CALL_CONST(int, pmd_bad, pmd_t) +BTFIXUPDEF_CALL_CONST(int, pmd_present, pmd_t) +BTFIXUPDEF_CALL(void, pmd_clear, pmd_t *) + +static inline int pmd_none(pmd_t pmd) +{ + return !(pmd_val(pmd) & ~BTFIXUP_SETHI(none_mask)); +} + +#define pmd_bad(pmd) BTFIXUP_CALL(pmd_bad)(pmd) +#define pmd_present(pmd) BTFIXUP_CALL(pmd_present)(pmd) +#define pmd_clear(pmd) BTFIXUP_CALL(pmd_clear)(pmd) + +BTFIXUPDEF_CALL_CONST(int, pgd_none, pgd_t) +BTFIXUPDEF_CALL_CONST(int, pgd_bad, pgd_t) +BTFIXUPDEF_CALL_CONST(int, pgd_present, pgd_t) +BTFIXUPDEF_CALL(void, pgd_clear, pgd_t *) + +#define pgd_none(pgd) BTFIXUP_CALL(pgd_none)(pgd) +#define pgd_bad(pgd) BTFIXUP_CALL(pgd_bad)(pgd) +#define pgd_present(pgd) BTFIXUP_CALL(pgd_present)(pgd) +#define pgd_clear(pgd) BTFIXUP_CALL(pgd_clear)(pgd) + +/* + * The following only work if pte_present() is true. + * Undefined behaviour if not.. + */ +BTFIXUPDEF_HALF(pte_writei) +BTFIXUPDEF_HALF(pte_dirtyi) +BTFIXUPDEF_HALF(pte_youngi) + +static int pte_write(pte_t pte) __attribute_const__; +static inline int pte_write(pte_t pte) +{ + return pte_val(pte) & BTFIXUP_HALF(pte_writei); +} + +static int pte_dirty(pte_t pte) __attribute_const__; +static inline int pte_dirty(pte_t pte) +{ + return pte_val(pte) & BTFIXUP_HALF(pte_dirtyi); +} + +static int pte_young(pte_t pte) __attribute_const__; +static inline int pte_young(pte_t pte) +{ + return pte_val(pte) & BTFIXUP_HALF(pte_youngi); +} + +/* + * The following only work if pte_present() is not true. + */ +BTFIXUPDEF_HALF(pte_filei) + +static int pte_file(pte_t pte) __attribute_const__; +static inline int pte_file(pte_t pte) +{ + return pte_val(pte) & BTFIXUP_HALF(pte_filei); +} + +static inline int pte_special(pte_t pte) +{ + return 0; +} + +/* + */ +BTFIXUPDEF_HALF(pte_wrprotecti) +BTFIXUPDEF_HALF(pte_mkcleani) +BTFIXUPDEF_HALF(pte_mkoldi) + +static pte_t pte_wrprotect(pte_t pte) __attribute_const__; +static inline pte_t pte_wrprotect(pte_t pte) +{ + return __pte(pte_val(pte) & ~BTFIXUP_HALF(pte_wrprotecti)); +} + +static pte_t pte_mkclean(pte_t pte) __attribute_const__; +static inline pte_t pte_mkclean(pte_t pte) +{ + return __pte(pte_val(pte) & ~BTFIXUP_HALF(pte_mkcleani)); +} + +static pte_t pte_mkold(pte_t pte) __attribute_const__; +static inline pte_t pte_mkold(pte_t pte) +{ + return __pte(pte_val(pte) & ~BTFIXUP_HALF(pte_mkoldi)); +} + +BTFIXUPDEF_CALL_CONST(pte_t, pte_mkwrite, pte_t) +BTFIXUPDEF_CALL_CONST(pte_t, pte_mkdirty, pte_t) +BTFIXUPDEF_CALL_CONST(pte_t, pte_mkyoung, pte_t) + +#define pte_mkwrite(pte) BTFIXUP_CALL(pte_mkwrite)(pte) +#define pte_mkdirty(pte) BTFIXUP_CALL(pte_mkdirty)(pte) +#define pte_mkyoung(pte) BTFIXUP_CALL(pte_mkyoung)(pte) + +#define pte_mkspecial(pte) (pte) + +#define pfn_pte(pfn, prot) mk_pte(pfn_to_page(pfn), prot) + +BTFIXUPDEF_CALL(unsigned long, pte_pfn, pte_t) +#define pte_pfn(pte) BTFIXUP_CALL(pte_pfn)(pte) +#define pte_page(pte) pfn_to_page(pte_pfn(pte)) + +/* + * Conversion functions: convert a page and protection to a page entry, + * and a page entry and page directory to the page they refer to. + */ +BTFIXUPDEF_CALL_CONST(pte_t, mk_pte, struct page *, pgprot_t) + +BTFIXUPDEF_CALL_CONST(pte_t, mk_pte_phys, unsigned long, pgprot_t) +BTFIXUPDEF_CALL_CONST(pte_t, mk_pte_io, unsigned long, pgprot_t, int) +BTFIXUPDEF_CALL_CONST(pgprot_t, pgprot_noncached, pgprot_t) + +#define mk_pte(page,pgprot) BTFIXUP_CALL(mk_pte)(page,pgprot) +#define mk_pte_phys(page,pgprot) BTFIXUP_CALL(mk_pte_phys)(page,pgprot) +#define mk_pte_io(page,pgprot,space) BTFIXUP_CALL(mk_pte_io)(page,pgprot,space) + +#define pgprot_noncached(pgprot) BTFIXUP_CALL(pgprot_noncached)(pgprot) + +BTFIXUPDEF_INT(pte_modify_mask) + +static pte_t pte_modify(pte_t pte, pgprot_t newprot) __attribute_const__; +static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) +{ + return __pte((pte_val(pte) & BTFIXUP_INT(pte_modify_mask)) | + pgprot_val(newprot)); +} + +#define pgd_index(address) ((address) >> PGDIR_SHIFT) + +/* to find an entry in a page-table-directory */ +#define pgd_offset(mm, address) ((mm)->pgd + pgd_index(address)) + +/* to find an entry in a kernel page-table-directory */ +#define pgd_offset_k(address) pgd_offset(&init_mm, address) + +/* Find an entry in the second-level page table.. */ +BTFIXUPDEF_CALL(pmd_t *, pmd_offset, pgd_t *, unsigned long) +#define pmd_offset(dir,addr) BTFIXUP_CALL(pmd_offset)(dir,addr) + +/* Find an entry in the third-level page table.. */ +BTFIXUPDEF_CALL(pte_t *, pte_offset_kernel, pmd_t *, unsigned long) +#define pte_offset_kernel(dir,addr) BTFIXUP_CALL(pte_offset_kernel)(dir,addr) + +/* + * This shortcut works on sun4m (and sun4d) because the nocache area is static, + * and sun4c is guaranteed to have no highmem anyway. + */ +#define pte_offset_map(d, a) pte_offset_kernel(d,a) +#define pte_offset_map_nested(d, a) pte_offset_kernel(d,a) + +#define pte_unmap(pte) do{}while(0) +#define pte_unmap_nested(pte) do{}while(0) + +/* Certain architectures need to do special things when pte's + * within a page table are directly modified. Thus, the following + * hook is made available. + */ + +BTFIXUPDEF_CALL(void, set_pte, pte_t *, pte_t) + +#define set_pte(ptep,pteval) BTFIXUP_CALL(set_pte)(ptep,pteval) +#define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval) + +struct seq_file; +BTFIXUPDEF_CALL(void, mmu_info, struct seq_file *) + +#define mmu_info(p) BTFIXUP_CALL(mmu_info)(p) + +/* Fault handler stuff... */ +#define FAULT_CODE_PROT 0x1 +#define FAULT_CODE_WRITE 0x2 +#define FAULT_CODE_USER 0x4 + +BTFIXUPDEF_CALL(void, update_mmu_cache, struct vm_area_struct *, unsigned long, pte_t) + +#define update_mmu_cache(vma,addr,pte) BTFIXUP_CALL(update_mmu_cache)(vma,addr,pte) + +BTFIXUPDEF_CALL(void, sparc_mapiorange, unsigned int, unsigned long, + unsigned long, unsigned int) +BTFIXUPDEF_CALL(void, sparc_unmapiorange, unsigned long, unsigned int) +#define sparc_mapiorange(bus,pa,va,len) BTFIXUP_CALL(sparc_mapiorange)(bus,pa,va,len) +#define sparc_unmapiorange(va,len) BTFIXUP_CALL(sparc_unmapiorange)(va,len) + +extern int invalid_segment; + +/* Encode and de-code a swap entry */ +BTFIXUPDEF_CALL(unsigned long, __swp_type, swp_entry_t) +BTFIXUPDEF_CALL(unsigned long, __swp_offset, swp_entry_t) +BTFIXUPDEF_CALL(swp_entry_t, __swp_entry, unsigned long, unsigned long) + +#define __swp_type(__x) BTFIXUP_CALL(__swp_type)(__x) +#define __swp_offset(__x) BTFIXUP_CALL(__swp_offset)(__x) +#define __swp_entry(__type,__off) BTFIXUP_CALL(__swp_entry)(__type,__off) + +#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) }) +#define __swp_entry_to_pte(x) ((pte_t) { (x).val }) + +/* file-offset-in-pte helpers */ +BTFIXUPDEF_CALL(unsigned long, pte_to_pgoff, pte_t pte); +BTFIXUPDEF_CALL(pte_t, pgoff_to_pte, unsigned long pgoff); + +#define pte_to_pgoff(pte) BTFIXUP_CALL(pte_to_pgoff)(pte) +#define pgoff_to_pte(off) BTFIXUP_CALL(pgoff_to_pte)(off) + +/* + * This is made a constant because mm/fremap.c required a constant. + * Note that layout of these bits is different between sun4c.c and srmmu.c. + */ +#define PTE_FILE_MAX_BITS 24 + +/* + */ +struct ctx_list { + struct ctx_list *next; + struct ctx_list *prev; + unsigned int ctx_number; + struct mm_struct *ctx_mm; +}; + +extern struct ctx_list *ctx_list_pool; /* Dynamically allocated */ +extern struct ctx_list ctx_free; /* Head of free list */ +extern struct ctx_list ctx_used; /* Head of used contexts list */ + +#define NO_CONTEXT -1 + +static inline void remove_from_ctx_list(struct ctx_list *entry) +{ + entry->next->prev = entry->prev; + entry->prev->next = entry->next; +} + +static inline void add_to_ctx_list(struct ctx_list *head, struct ctx_list *entry) +{ + entry->next = head; + (entry->prev = head->prev)->next = entry; + head->prev = entry; +} +#define add_to_free_ctxlist(entry) add_to_ctx_list(&ctx_free, entry) +#define add_to_used_ctxlist(entry) add_to_ctx_list(&ctx_used, entry) + +static inline unsigned long +__get_phys (unsigned long addr) +{ + switch (sparc_cpu_model){ + case sun4: + case sun4c: + return sun4c_get_pte (addr) << PAGE_SHIFT; + case sun4m: + case sun4d: + return ((srmmu_get_pte (addr) & 0xffffff00) << 4); + default: + return 0; + } +} + +static inline int +__get_iospace (unsigned long addr) +{ + switch (sparc_cpu_model){ + case sun4: + case sun4c: + return -1; /* Don't check iospace on sun4c */ + case sun4m: + case sun4d: + return (srmmu_get_pte (addr) >> 28); + default: + return -1; + } +} + +extern unsigned long *sparc_valid_addr_bitmap; + +/* Needs to be defined here and not in linux/mm.h, as it is arch dependent */ +#define kern_addr_valid(addr) \ + (test_bit(__pa((unsigned long)(addr))>>20, sparc_valid_addr_bitmap)) + +extern int io_remap_pfn_range(struct vm_area_struct *vma, + unsigned long from, unsigned long pfn, + unsigned long size, pgprot_t prot); + +/* + * For sparc32&64, the pfn in io_remap_pfn_range() carries <iospace> in + * its high 4 bits. These macros/functions put it there or get it from there. + */ +#define MK_IOSPACE_PFN(space, pfn) (pfn | (space << (BITS_PER_LONG - 4))) +#define GET_IOSPACE(pfn) (pfn >> (BITS_PER_LONG - 4)) +#define GET_PFN(pfn) (pfn & 0x0fffffffUL) + +#define __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS +#define ptep_set_access_flags(__vma, __address, __ptep, __entry, __dirty) \ +({ \ + int __changed = !pte_same(*(__ptep), __entry); \ + if (__changed) { \ + set_pte_at((__vma)->vm_mm, (__address), __ptep, __entry); \ + flush_tlb_page(__vma, __address); \ + } \ + (sparc_cpu_model == sun4c) || __changed; \ +}) + +#include <asm-generic/pgtable.h> + +#endif /* !(__ASSEMBLY__) */ + +#define VMALLOC_START 0xfe600000 +/* XXX Alter this when I get around to fixing sun4c - Anton */ +#define VMALLOC_END 0xffc00000 + + +/* We provide our own get_unmapped_area to cope with VA holes for userland */ +#define HAVE_ARCH_UNMAPPED_AREA + +/* + * No page table caches to initialise + */ +#define pgtable_cache_init() do { } while (0) + +#endif /* !(_SPARC_PGTABLE_H) */ diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h new file mode 100644 index 0000000..bb9ec2c --- /dev/null +++ b/arch/sparc/include/asm/pgtable_64.h @@ -0,0 +1,775 @@ +/* + * pgtable.h: SpitFire page table operations. + * + * Copyright 1996,1997 David S. Miller (davem@caip.rutgers.edu) + * Copyright 1997,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz) + */ + +#ifndef _SPARC64_PGTABLE_H +#define _SPARC64_PGTABLE_H + +/* This file contains the functions and defines necessary to modify and use + * the SpitFire page tables. + */ + +#include <asm-generic/pgtable-nopud.h> + +#include <linux/compiler.h> +#include <linux/const.h> +#include <asm/types.h> +#include <asm/spitfire.h> +#include <asm/asi.h> +#include <asm/system.h> +#include <asm/page.h> +#include <asm/processor.h> + +/* The kernel image occupies 0x4000000 to 0x6000000 (4MB --> 96MB). + * The page copy blockops can use 0x6000000 to 0x8000000. + * The TSB is mapped in the 0x8000000 to 0xa000000 range. + * The PROM resides in an area spanning 0xf0000000 to 0x100000000. + * The vmalloc area spans 0x100000000 to 0x200000000. + * Since modules need to be in the lowest 32-bits of the address space, + * we place them right before the OBP area from 0x10000000 to 0xf0000000. + * There is a single static kernel PMD which maps from 0x0 to address + * 0x400000000. + */ +#define TLBTEMP_BASE _AC(0x0000000006000000,UL) +#define TSBMAP_BASE _AC(0x0000000008000000,UL) +#define MODULES_VADDR _AC(0x0000000010000000,UL) +#define MODULES_LEN _AC(0x00000000e0000000,UL) +#define MODULES_END _AC(0x00000000f0000000,UL) +#define LOW_OBP_ADDRESS _AC(0x00000000f0000000,UL) +#define HI_OBP_ADDRESS _AC(0x0000000100000000,UL) +#define VMALLOC_START _AC(0x0000000100000000,UL) +#define VMALLOC_END _AC(0x0000000200000000,UL) +#define VMEMMAP_BASE _AC(0x0000000200000000,UL) + +#define vmemmap ((struct page *)VMEMMAP_BASE) + +/* XXX All of this needs to be rethought so we can take advantage + * XXX cheetah's full 64-bit virtual address space, ie. no more hole + * XXX in the middle like on spitfire. -DaveM + */ +/* + * Given a virtual address, the lowest PAGE_SHIFT bits determine offset + * into the page; the next higher PAGE_SHIFT-3 bits determine the pte# + * in the proper pagetable (the -3 is from the 8 byte ptes, and each page + * table is a single page long). The next higher PMD_BITS determine pmd# + * in the proper pmdtable (where we must have PMD_BITS <= (PAGE_SHIFT-2) + * since the pmd entries are 4 bytes, and each pmd page is a single page + * long). Finally, the higher few bits determine pgde#. + */ + +/* PMD_SHIFT determines the size of the area a second-level page + * table can map + */ +#define PMD_SHIFT (PAGE_SHIFT + (PAGE_SHIFT-3)) +#define PMD_SIZE (_AC(1,UL) << PMD_SHIFT) +#define PMD_MASK (~(PMD_SIZE-1)) +#define PMD_BITS (PAGE_SHIFT - 2) + +/* PGDIR_SHIFT determines what a third-level page table entry can map */ +#define PGDIR_SHIFT (PAGE_SHIFT + (PAGE_SHIFT-3) + PMD_BITS) +#define PGDIR_SIZE (_AC(1,UL) << PGDIR_SHIFT) +#define PGDIR_MASK (~(PGDIR_SIZE-1)) +#define PGDIR_BITS (PAGE_SHIFT - 2) + +#ifndef __ASSEMBLY__ + +#include <linux/sched.h> + +/* Entries per page directory level. */ +#define PTRS_PER_PTE (1UL << (PAGE_SHIFT-3)) +#define PTRS_PER_PMD (1UL << PMD_BITS) +#define PTRS_PER_PGD (1UL << PGDIR_BITS) + +/* Kernel has a separate 44bit address space. */ +#define FIRST_USER_ADDRESS 0 + +#define pte_ERROR(e) __builtin_trap() +#define pmd_ERROR(e) __builtin_trap() +#define pgd_ERROR(e) __builtin_trap() + +#endif /* !(__ASSEMBLY__) */ + +/* PTE bits which are the same in SUN4U and SUN4V format. */ +#define _PAGE_VALID _AC(0x8000000000000000,UL) /* Valid TTE */ +#define _PAGE_R _AC(0x8000000000000000,UL) /* Keep ref bit uptodate*/ + +/* SUN4U pte bits... */ +#define _PAGE_SZ4MB_4U _AC(0x6000000000000000,UL) /* 4MB Page */ +#define _PAGE_SZ512K_4U _AC(0x4000000000000000,UL) /* 512K Page */ +#define _PAGE_SZ64K_4U _AC(0x2000000000000000,UL) /* 64K Page */ +#define _PAGE_SZ8K_4U _AC(0x0000000000000000,UL) /* 8K Page */ +#define _PAGE_NFO_4U _AC(0x1000000000000000,UL) /* No Fault Only */ +#define _PAGE_IE_4U _AC(0x0800000000000000,UL) /* Invert Endianness */ +#define _PAGE_SOFT2_4U _AC(0x07FC000000000000,UL) /* Software bits, set 2 */ +#define _PAGE_RES1_4U _AC(0x0002000000000000,UL) /* Reserved */ +#define _PAGE_SZ32MB_4U _AC(0x0001000000000000,UL) /* (Panther) 32MB page */ +#define _PAGE_SZ256MB_4U _AC(0x2001000000000000,UL) /* (Panther) 256MB page */ +#define _PAGE_SZALL_4U _AC(0x6001000000000000,UL) /* All pgsz bits */ +#define _PAGE_SN_4U _AC(0x0000800000000000,UL) /* (Cheetah) Snoop */ +#define _PAGE_RES2_4U _AC(0x0000780000000000,UL) /* Reserved */ +#define _PAGE_PADDR_4U _AC(0x000007FFFFFFE000,UL) /* (Cheetah) pa[42:13] */ +#define _PAGE_SOFT_4U _AC(0x0000000000001F80,UL) /* Software bits: */ +#define _PAGE_EXEC_4U _AC(0x0000000000001000,UL) /* Executable SW bit */ +#define _PAGE_MODIFIED_4U _AC(0x0000000000000800,UL) /* Modified (dirty) */ +#define _PAGE_FILE_4U _AC(0x0000000000000800,UL) /* Pagecache page */ +#define _PAGE_ACCESSED_4U _AC(0x0000000000000400,UL) /* Accessed (ref'd) */ +#define _PAGE_READ_4U _AC(0x0000000000000200,UL) /* Readable SW Bit */ +#define _PAGE_WRITE_4U _AC(0x0000000000000100,UL) /* Writable SW Bit */ +#define _PAGE_PRESENT_4U _AC(0x0000000000000080,UL) /* Present */ +#define _PAGE_L_4U _AC(0x0000000000000040,UL) /* Locked TTE */ +#define _PAGE_CP_4U _AC(0x0000000000000020,UL) /* Cacheable in P-Cache */ +#define _PAGE_CV_4U _AC(0x0000000000000010,UL) /* Cacheable in V-Cache */ +#define _PAGE_E_4U _AC(0x0000000000000008,UL) /* side-Effect */ +#define _PAGE_P_4U _AC(0x0000000000000004,UL) /* Privileged Page */ +#define _PAGE_W_4U _AC(0x0000000000000002,UL) /* Writable */ + +/* SUN4V pte bits... */ +#define _PAGE_NFO_4V _AC(0x4000000000000000,UL) /* No Fault Only */ +#define _PAGE_SOFT2_4V _AC(0x3F00000000000000,UL) /* Software bits, set 2 */ +#define _PAGE_MODIFIED_4V _AC(0x2000000000000000,UL) /* Modified (dirty) */ +#define _PAGE_ACCESSED_4V _AC(0x1000000000000000,UL) /* Accessed (ref'd) */ +#define _PAGE_READ_4V _AC(0x0800000000000000,UL) /* Readable SW Bit */ +#define _PAGE_WRITE_4V _AC(0x0400000000000000,UL) /* Writable SW Bit */ +#define _PAGE_PADDR_4V _AC(0x00FFFFFFFFFFE000,UL) /* paddr[55:13] */ +#define _PAGE_IE_4V _AC(0x0000000000001000,UL) /* Invert Endianness */ +#define _PAGE_E_4V _AC(0x0000000000000800,UL) /* side-Effect */ +#define _PAGE_CP_4V _AC(0x0000000000000400,UL) /* Cacheable in P-Cache */ +#define _PAGE_CV_4V _AC(0x0000000000000200,UL) /* Cacheable in V-Cache */ +#define _PAGE_P_4V _AC(0x0000000000000100,UL) /* Privileged Page */ +#define _PAGE_EXEC_4V _AC(0x0000000000000080,UL) /* Executable Page */ +#define _PAGE_W_4V _AC(0x0000000000000040,UL) /* Writable */ +#define _PAGE_SOFT_4V _AC(0x0000000000000030,UL) /* Software bits */ +#define _PAGE_FILE_4V _AC(0x0000000000000020,UL) /* Pagecache page */ +#define _PAGE_PRESENT_4V _AC(0x0000000000000010,UL) /* Present */ +#define _PAGE_RESV_4V _AC(0x0000000000000008,UL) /* Reserved */ +#define _PAGE_SZ16GB_4V _AC(0x0000000000000007,UL) /* 16GB Page */ +#define _PAGE_SZ2GB_4V _AC(0x0000000000000006,UL) /* 2GB Page */ +#define _PAGE_SZ256MB_4V _AC(0x0000000000000005,UL) /* 256MB Page */ +#define _PAGE_SZ32MB_4V _AC(0x0000000000000004,UL) /* 32MB Page */ +#define _PAGE_SZ4MB_4V _AC(0x0000000000000003,UL) /* 4MB Page */ +#define _PAGE_SZ512K_4V _AC(0x0000000000000002,UL) /* 512K Page */ +#define _PAGE_SZ64K_4V _AC(0x0000000000000001,UL) /* 64K Page */ +#define _PAGE_SZ8K_4V _AC(0x0000000000000000,UL) /* 8K Page */ +#define _PAGE_SZALL_4V _AC(0x0000000000000007,UL) /* All pgsz bits */ + +#if PAGE_SHIFT == 13 +#define _PAGE_SZBITS_4U _PAGE_SZ8K_4U +#define _PAGE_SZBITS_4V _PAGE_SZ8K_4V +#elif PAGE_SHIFT == 16 +#define _PAGE_SZBITS_4U _PAGE_SZ64K_4U +#define _PAGE_SZBITS_4V _PAGE_SZ64K_4V +#else +#error Wrong PAGE_SHIFT specified +#endif + +#if defined(CONFIG_HUGETLB_PAGE_SIZE_4MB) +#define _PAGE_SZHUGE_4U _PAGE_SZ4MB_4U +#define _PAGE_SZHUGE_4V _PAGE_SZ4MB_4V +#elif defined(CONFIG_HUGETLB_PAGE_SIZE_512K) +#define _PAGE_SZHUGE_4U _PAGE_SZ512K_4U +#define _PAGE_SZHUGE_4V _PAGE_SZ512K_4V +#elif defined(CONFIG_HUGETLB_PAGE_SIZE_64K) +#define _PAGE_SZHUGE_4U _PAGE_SZ64K_4U +#define _PAGE_SZHUGE_4V _PAGE_SZ64K_4V +#endif + +/* These are actually filled in at boot time by sun4{u,v}_pgprot_init() */ +#define __P000 __pgprot(0) +#define __P001 __pgprot(0) +#define __P010 __pgprot(0) +#define __P011 __pgprot(0) +#define __P100 __pgprot(0) +#define __P101 __pgprot(0) +#define __P110 __pgprot(0) +#define __P111 __pgprot(0) + +#define __S000 __pgprot(0) +#define __S001 __pgprot(0) +#define __S010 __pgprot(0) +#define __S011 __pgprot(0) +#define __S100 __pgprot(0) +#define __S101 __pgprot(0) +#define __S110 __pgprot(0) +#define __S111 __pgprot(0) + +#ifndef __ASSEMBLY__ + +extern pte_t mk_pte_io(unsigned long, pgprot_t, int, unsigned long); + +extern unsigned long pte_sz_bits(unsigned long size); + +extern pgprot_t PAGE_KERNEL; +extern pgprot_t PAGE_KERNEL_LOCKED; +extern pgprot_t PAGE_COPY; +extern pgprot_t PAGE_SHARED; + +/* XXX This uglyness is for the atyfb driver's sparc mmap() support. XXX */ +extern unsigned long _PAGE_IE; +extern unsigned long _PAGE_E; +extern unsigned long _PAGE_CACHE; + +extern unsigned long pg_iobits; +extern unsigned long _PAGE_ALL_SZ_BITS; +extern unsigned long _PAGE_SZBITS; + +extern struct page *mem_map_zero; +#define ZERO_PAGE(vaddr) (mem_map_zero) + +/* PFNs are real physical page numbers. However, mem_map only begins to record + * per-page information starting at pfn_base. This is to handle systems where + * the first physical page in the machine is at some huge physical address, + * such as 4GB. This is common on a partitioned E10000, for example. + */ +static inline pte_t pfn_pte(unsigned long pfn, pgprot_t prot) +{ + unsigned long paddr = pfn << PAGE_SHIFT; + unsigned long sz_bits; + + sz_bits = 0UL; + if (_PAGE_SZBITS_4U != 0UL || _PAGE_SZBITS_4V != 0UL) { + __asm__ __volatile__( + "\n661: sethi %%uhi(%1), %0\n" + " sllx %0, 32, %0\n" + " .section .sun4v_2insn_patch, \"ax\"\n" + " .word 661b\n" + " mov %2, %0\n" + " nop\n" + " .previous\n" + : "=r" (sz_bits) + : "i" (_PAGE_SZBITS_4U), "i" (_PAGE_SZBITS_4V)); + } + return __pte(paddr | sz_bits | pgprot_val(prot)); +} +#define mk_pte(page, pgprot) pfn_pte(page_to_pfn(page), (pgprot)) + +/* This one can be done with two shifts. */ +static inline unsigned long pte_pfn(pte_t pte) +{ + unsigned long ret; + + __asm__ __volatile__( + "\n661: sllx %1, %2, %0\n" + " srlx %0, %3, %0\n" + " .section .sun4v_2insn_patch, \"ax\"\n" + " .word 661b\n" + " sllx %1, %4, %0\n" + " srlx %0, %5, %0\n" + " .previous\n" + : "=r" (ret) + : "r" (pte_val(pte)), + "i" (21), "i" (21 + PAGE_SHIFT), + "i" (8), "i" (8 + PAGE_SHIFT)); + + return ret; +} +#define pte_page(x) pfn_to_page(pte_pfn(x)) + +static inline pte_t pte_modify(pte_t pte, pgprot_t prot) +{ + unsigned long mask, tmp; + + /* SUN4U: 0x600307ffffffecb8 (negated == 0x9ffcf80000001347) + * SUN4V: 0x30ffffffffffee17 (negated == 0xcf000000000011e8) + * + * Even if we use negation tricks the result is still a 6 + * instruction sequence, so don't try to play fancy and just + * do the most straightforward implementation. + * + * Note: We encode this into 3 sun4v 2-insn patch sequences. + */ + + __asm__ __volatile__( + "\n661: sethi %%uhi(%2), %1\n" + " sethi %%hi(%2), %0\n" + "\n662: or %1, %%ulo(%2), %1\n" + " or %0, %%lo(%2), %0\n" + "\n663: sllx %1, 32, %1\n" + " or %0, %1, %0\n" + " .section .sun4v_2insn_patch, \"ax\"\n" + " .word 661b\n" + " sethi %%uhi(%3), %1\n" + " sethi %%hi(%3), %0\n" + " .word 662b\n" + " or %1, %%ulo(%3), %1\n" + " or %0, %%lo(%3), %0\n" + " .word 663b\n" + " sllx %1, 32, %1\n" + " or %0, %1, %0\n" + " .previous\n" + : "=r" (mask), "=r" (tmp) + : "i" (_PAGE_PADDR_4U | _PAGE_MODIFIED_4U | _PAGE_ACCESSED_4U | + _PAGE_CP_4U | _PAGE_CV_4U | _PAGE_E_4U | _PAGE_PRESENT_4U | + _PAGE_SZBITS_4U), + "i" (_PAGE_PADDR_4V | _PAGE_MODIFIED_4V | _PAGE_ACCESSED_4V | + _PAGE_CP_4V | _PAGE_CV_4V | _PAGE_E_4V | _PAGE_PRESENT_4V | + _PAGE_SZBITS_4V)); + + return __pte((pte_val(pte) & mask) | (pgprot_val(prot) & ~mask)); +} + +static inline pte_t pgoff_to_pte(unsigned long off) +{ + off <<= PAGE_SHIFT; + + __asm__ __volatile__( + "\n661: or %0, %2, %0\n" + " .section .sun4v_1insn_patch, \"ax\"\n" + " .word 661b\n" + " or %0, %3, %0\n" + " .previous\n" + : "=r" (off) + : "0" (off), "i" (_PAGE_FILE_4U), "i" (_PAGE_FILE_4V)); + + return __pte(off); +} + +static inline pgprot_t pgprot_noncached(pgprot_t prot) +{ + unsigned long val = pgprot_val(prot); + + __asm__ __volatile__( + "\n661: andn %0, %2, %0\n" + " or %0, %3, %0\n" + " .section .sun4v_2insn_patch, \"ax\"\n" + " .word 661b\n" + " andn %0, %4, %0\n" + " or %0, %5, %0\n" + " .previous\n" + : "=r" (val) + : "0" (val), "i" (_PAGE_CP_4U | _PAGE_CV_4U), "i" (_PAGE_E_4U), + "i" (_PAGE_CP_4V | _PAGE_CV_4V), "i" (_PAGE_E_4V)); + + return __pgprot(val); +} +/* Various pieces of code check for platform support by ifdef testing + * on "pgprot_noncached". That's broken and should be fixed, but for + * now... + */ +#define pgprot_noncached pgprot_noncached + +#ifdef CONFIG_HUGETLB_PAGE +static inline pte_t pte_mkhuge(pte_t pte) +{ + unsigned long mask; + + __asm__ __volatile__( + "\n661: sethi %%uhi(%1), %0\n" + " sllx %0, 32, %0\n" + " .section .sun4v_2insn_patch, \"ax\"\n" + " .word 661b\n" + " mov %2, %0\n" + " nop\n" + " .previous\n" + : "=r" (mask) + : "i" (_PAGE_SZHUGE_4U), "i" (_PAGE_SZHUGE_4V)); + + return __pte(pte_val(pte) | mask); +} +#endif + +static inline pte_t pte_mkdirty(pte_t pte) +{ + unsigned long val = pte_val(pte), tmp; + + __asm__ __volatile__( + "\n661: or %0, %3, %0\n" + " nop\n" + "\n662: nop\n" + " nop\n" + " .section .sun4v_2insn_patch, \"ax\"\n" + " .word 661b\n" + " sethi %%uhi(%4), %1\n" + " sllx %1, 32, %1\n" + " .word 662b\n" + " or %1, %%lo(%4), %1\n" + " or %0, %1, %0\n" + " .previous\n" + : "=r" (val), "=r" (tmp) + : "0" (val), "i" (_PAGE_MODIFIED_4U | _PAGE_W_4U), + "i" (_PAGE_MODIFIED_4V | _PAGE_W_4V)); + + return __pte(val); +} + +static inline pte_t pte_mkclean(pte_t pte) +{ + unsigned long val = pte_val(pte), tmp; + + __asm__ __volatile__( + "\n661: andn %0, %3, %0\n" + " nop\n" + "\n662: nop\n" + " nop\n" + " .section .sun4v_2insn_patch, \"ax\"\n" + " .word 661b\n" + " sethi %%uhi(%4), %1\n" + " sllx %1, 32, %1\n" + " .word 662b\n" + " or %1, %%lo(%4), %1\n" + " andn %0, %1, %0\n" + " .previous\n" + : "=r" (val), "=r" (tmp) + : "0" (val), "i" (_PAGE_MODIFIED_4U | _PAGE_W_4U), + "i" (_PAGE_MODIFIED_4V | _PAGE_W_4V)); + + return __pte(val); +} + +static inline pte_t pte_mkwrite(pte_t pte) +{ + unsigned long val = pte_val(pte), mask; + + __asm__ __volatile__( + "\n661: mov %1, %0\n" + " nop\n" + " .section .sun4v_2insn_patch, \"ax\"\n" + " .word 661b\n" + " sethi %%uhi(%2), %0\n" + " sllx %0, 32, %0\n" + " .previous\n" + : "=r" (mask) + : "i" (_PAGE_WRITE_4U), "i" (_PAGE_WRITE_4V)); + + return __pte(val | mask); +} + +static inline pte_t pte_wrprotect(pte_t pte) +{ + unsigned long val = pte_val(pte), tmp; + + __asm__ __volatile__( + "\n661: andn %0, %3, %0\n" + " nop\n" + "\n662: nop\n" + " nop\n" + " .section .sun4v_2insn_patch, \"ax\"\n" + " .word 661b\n" + " sethi %%uhi(%4), %1\n" + " sllx %1, 32, %1\n" + " .word 662b\n" + " or %1, %%lo(%4), %1\n" + " andn %0, %1, %0\n" + " .previous\n" + : "=r" (val), "=r" (tmp) + : "0" (val), "i" (_PAGE_WRITE_4U | _PAGE_W_4U), + "i" (_PAGE_WRITE_4V | _PAGE_W_4V)); + + return __pte(val); +} + +static inline pte_t pte_mkold(pte_t pte) +{ + unsigned long mask; + + __asm__ __volatile__( + "\n661: mov %1, %0\n" + " nop\n" + " .section .sun4v_2insn_patch, \"ax\"\n" + " .word 661b\n" + " sethi %%uhi(%2), %0\n" + " sllx %0, 32, %0\n" + " .previous\n" + : "=r" (mask) + : "i" (_PAGE_ACCESSED_4U), "i" (_PAGE_ACCESSED_4V)); + + mask |= _PAGE_R; + + return __pte(pte_val(pte) & ~mask); +} + +static inline pte_t pte_mkyoung(pte_t pte) +{ + unsigned long mask; + + __asm__ __volatile__( + "\n661: mov %1, %0\n" + " nop\n" + " .section .sun4v_2insn_patch, \"ax\"\n" + " .word 661b\n" + " sethi %%uhi(%2), %0\n" + " sllx %0, 32, %0\n" + " .previous\n" + : "=r" (mask) + : "i" (_PAGE_ACCESSED_4U), "i" (_PAGE_ACCESSED_4V)); + + mask |= _PAGE_R; + + return __pte(pte_val(pte) | mask); +} + +static inline pte_t pte_mkspecial(pte_t pte) +{ + return pte; +} + +static inline unsigned long pte_young(pte_t pte) +{ + unsigned long mask; + + __asm__ __volatile__( + "\n661: mov %1, %0\n" + " nop\n" + " .section .sun4v_2insn_patch, \"ax\"\n" + " .word 661b\n" + " sethi %%uhi(%2), %0\n" + " sllx %0, 32, %0\n" + " .previous\n" + : "=r" (mask) + : "i" (_PAGE_ACCESSED_4U), "i" (_PAGE_ACCESSED_4V)); + + return (pte_val(pte) & mask); +} + +static inline unsigned long pte_dirty(pte_t pte) +{ + unsigned long mask; + + __asm__ __volatile__( + "\n661: mov %1, %0\n" + " nop\n" + " .section .sun4v_2insn_patch, \"ax\"\n" + " .word 661b\n" + " sethi %%uhi(%2), %0\n" + " sllx %0, 32, %0\n" + " .previous\n" + : "=r" (mask) + : "i" (_PAGE_MODIFIED_4U), "i" (_PAGE_MODIFIED_4V)); + + return (pte_val(pte) & mask); +} + +static inline unsigned long pte_write(pte_t pte) +{ + unsigned long mask; + + __asm__ __volatile__( + "\n661: mov %1, %0\n" + " nop\n" + " .section .sun4v_2insn_patch, \"ax\"\n" + " .word 661b\n" + " sethi %%uhi(%2), %0\n" + " sllx %0, 32, %0\n" + " .previous\n" + : "=r" (mask) + : "i" (_PAGE_WRITE_4U), "i" (_PAGE_WRITE_4V)); + + return (pte_val(pte) & mask); +} + +static inline unsigned long pte_exec(pte_t pte) +{ + unsigned long mask; + + __asm__ __volatile__( + "\n661: sethi %%hi(%1), %0\n" + " .section .sun4v_1insn_patch, \"ax\"\n" + " .word 661b\n" + " mov %2, %0\n" + " .previous\n" + : "=r" (mask) + : "i" (_PAGE_EXEC_4U), "i" (_PAGE_EXEC_4V)); + + return (pte_val(pte) & mask); +} + +static inline unsigned long pte_file(pte_t pte) +{ + unsigned long val = pte_val(pte); + + __asm__ __volatile__( + "\n661: and %0, %2, %0\n" + " .section .sun4v_1insn_patch, \"ax\"\n" + " .word 661b\n" + " and %0, %3, %0\n" + " .previous\n" + : "=r" (val) + : "0" (val), "i" (_PAGE_FILE_4U), "i" (_PAGE_FILE_4V)); + + return val; +} + +static inline unsigned long pte_present(pte_t pte) +{ + unsigned long val = pte_val(pte); + + __asm__ __volatile__( + "\n661: and %0, %2, %0\n" + " .section .sun4v_1insn_patch, \"ax\"\n" + " .word 661b\n" + " and %0, %3, %0\n" + " .previous\n" + : "=r" (val) + : "0" (val), "i" (_PAGE_PRESENT_4U), "i" (_PAGE_PRESENT_4V)); + + return val; +} + +static inline int pte_special(pte_t pte) +{ + return 0; +} + +#define pmd_set(pmdp, ptep) \ + (pmd_val(*(pmdp)) = (__pa((unsigned long) (ptep)) >> 11UL)) +#define pud_set(pudp, pmdp) \ + (pud_val(*(pudp)) = (__pa((unsigned long) (pmdp)) >> 11UL)) +#define __pmd_page(pmd) \ + ((unsigned long) __va((((unsigned long)pmd_val(pmd))<<11UL))) +#define pmd_page(pmd) virt_to_page((void *)__pmd_page(pmd)) +#define pud_page_vaddr(pud) \ + ((unsigned long) __va((((unsigned long)pud_val(pud))<<11UL))) +#define pud_page(pud) virt_to_page((void *)pud_page_vaddr(pud)) +#define pmd_none(pmd) (!pmd_val(pmd)) +#define pmd_bad(pmd) (0) +#define pmd_present(pmd) (pmd_val(pmd) != 0U) +#define pmd_clear(pmdp) (pmd_val(*(pmdp)) = 0U) +#define pud_none(pud) (!pud_val(pud)) +#define pud_bad(pud) (0) +#define pud_present(pud) (pud_val(pud) != 0U) +#define pud_clear(pudp) (pud_val(*(pudp)) = 0U) + +/* Same in both SUN4V and SUN4U. */ +#define pte_none(pte) (!pte_val(pte)) + +/* to find an entry in a page-table-directory. */ +#define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD - 1)) +#define pgd_offset(mm, address) ((mm)->pgd + pgd_index(address)) + +/* to find an entry in a kernel page-table-directory */ +#define pgd_offset_k(address) pgd_offset(&init_mm, address) + +/* Find an entry in the second-level page table.. */ +#define pmd_offset(pudp, address) \ + ((pmd_t *) pud_page_vaddr(*(pudp)) + \ + (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1))) + +/* Find an entry in the third-level page table.. */ +#define pte_index(dir, address) \ + ((pte_t *) __pmd_page(*(dir)) + \ + ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1))) +#define pte_offset_kernel pte_index +#define pte_offset_map pte_index +#define pte_offset_map_nested pte_index +#define pte_unmap(pte) do { } while (0) +#define pte_unmap_nested(pte) do { } while (0) + +/* Actual page table PTE updates. */ +extern void tlb_batch_add(struct mm_struct *mm, unsigned long vaddr, pte_t *ptep, pte_t orig); + +static inline void set_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte) +{ + pte_t orig = *ptep; + + *ptep = pte; + + /* It is more efficient to let flush_tlb_kernel_range() + * handle init_mm tlb flushes. + * + * SUN4V NOTE: _PAGE_VALID is the same value in both the SUN4U + * and SUN4V pte layout, so this inline test is fine. + */ + if (likely(mm != &init_mm) && (pte_val(orig) & _PAGE_VALID)) + tlb_batch_add(mm, addr, ptep, orig); +} + +#define pte_clear(mm,addr,ptep) \ + set_pte_at((mm), (addr), (ptep), __pte(0UL)) + +#ifdef DCACHE_ALIASING_POSSIBLE +#define __HAVE_ARCH_MOVE_PTE +#define move_pte(pte, prot, old_addr, new_addr) \ +({ \ + pte_t newpte = (pte); \ + if (tlb_type != hypervisor && pte_present(pte)) { \ + unsigned long this_pfn = pte_pfn(pte); \ + \ + if (pfn_valid(this_pfn) && \ + (((old_addr) ^ (new_addr)) & (1 << 13))) \ + flush_dcache_page_all(current->mm, \ + pfn_to_page(this_pfn)); \ + } \ + newpte; \ +}) +#endif + +extern pgd_t swapper_pg_dir[2048]; +extern pmd_t swapper_low_pmd_dir[2048]; + +extern void paging_init(void); +extern unsigned long find_ecache_flush_span(unsigned long size); + +/* These do nothing with the way I have things setup. */ +#define mmu_lockarea(vaddr, len) (vaddr) +#define mmu_unlockarea(vaddr, len) do { } while(0) + +struct vm_area_struct; +extern void update_mmu_cache(struct vm_area_struct *, unsigned long, pte_t); + +/* Encode and de-code a swap entry */ +#define __swp_type(entry) (((entry).val >> PAGE_SHIFT) & 0xffUL) +#define __swp_offset(entry) ((entry).val >> (PAGE_SHIFT + 8UL)) +#define __swp_entry(type, offset) \ + ( (swp_entry_t) \ + { \ + (((long)(type) << PAGE_SHIFT) | \ + ((long)(offset) << (PAGE_SHIFT + 8UL))) \ + } ) +#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) }) +#define __swp_entry_to_pte(x) ((pte_t) { (x).val }) + +/* File offset in PTE support. */ +extern unsigned long pte_file(pte_t); +#define pte_to_pgoff(pte) (pte_val(pte) >> PAGE_SHIFT) +extern pte_t pgoff_to_pte(unsigned long); +#define PTE_FILE_MAX_BITS (64UL - PAGE_SHIFT - 1UL) + +extern unsigned long *sparc64_valid_addr_bitmap; + +/* Needs to be defined here and not in linux/mm.h, as it is arch dependent */ +#define kern_addr_valid(addr) \ + (test_bit(__pa((unsigned long)(addr))>>22, sparc64_valid_addr_bitmap)) + +extern int page_in_phys_avail(unsigned long paddr); + +extern int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from, + unsigned long pfn, + unsigned long size, pgprot_t prot); + +/* + * For sparc32&64, the pfn in io_remap_pfn_range() carries <iospace> in + * its high 4 bits. These macros/functions put it there or get it from there. + */ +#define MK_IOSPACE_PFN(space, pfn) (pfn | (space << (BITS_PER_LONG - 4))) +#define GET_IOSPACE(pfn) (pfn >> (BITS_PER_LONG - 4)) +#define GET_PFN(pfn) (pfn & 0x0fffffffffffffffUL) + +#include <asm-generic/pgtable.h> + +/* We provide our own get_unmapped_area to cope with VA holes and + * SHM area cache aliasing for userland. + */ +#define HAVE_ARCH_UNMAPPED_AREA +#define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN + +/* We provide a special get_unmapped_area for framebuffer mmaps to try and use + * the largest alignment possible such that larget PTEs can be used. + */ +extern unsigned long get_fb_unmapped_area(struct file *filp, unsigned long, + unsigned long, unsigned long, + unsigned long); +#define HAVE_ARCH_FB_UNMAPPED_AREA + +extern void pgtable_cache_init(void); +extern void sun4v_register_fault_status(void); +extern void sun4v_ktsb_register(void); +extern void __init cheetah_ecache_flush_init(void); +extern void sun4v_patch_tlb_handlers(void); + +extern unsigned long cmdline_memory_size; + +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(_SPARC64_PGTABLE_H) */ diff --git a/arch/sparc/include/asm/pgtsrmmu.h b/arch/sparc/include/asm/pgtsrmmu.h new file mode 100644 index 0000000..808555f --- /dev/null +++ b/arch/sparc/include/asm/pgtsrmmu.h @@ -0,0 +1,298 @@ +/* + * pgtsrmmu.h: SRMMU page table defines and code. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_PGTSRMMU_H +#define _SPARC_PGTSRMMU_H + +#include <asm/page.h> + +#ifdef __ASSEMBLY__ +#include <asm/thread_info.h> /* TI_UWINMASK for WINDOW_FLUSH */ +#endif + +/* Number of contexts is implementation-dependent; 64k is the most we support */ +#define SRMMU_MAX_CONTEXTS 65536 + +/* PMD_SHIFT determines the size of the area a second-level page table entry can map */ +#define SRMMU_REAL_PMD_SHIFT 18 +#define SRMMU_REAL_PMD_SIZE (1UL << SRMMU_REAL_PMD_SHIFT) +#define SRMMU_REAL_PMD_MASK (~(SRMMU_REAL_PMD_SIZE-1)) +#define SRMMU_REAL_PMD_ALIGN(__addr) (((__addr)+SRMMU_REAL_PMD_SIZE-1)&SRMMU_REAL_PMD_MASK) + +/* PGDIR_SHIFT determines what a third-level page table entry can map */ +#define SRMMU_PGDIR_SHIFT 24 +#define SRMMU_PGDIR_SIZE (1UL << SRMMU_PGDIR_SHIFT) +#define SRMMU_PGDIR_MASK (~(SRMMU_PGDIR_SIZE-1)) +#define SRMMU_PGDIR_ALIGN(addr) (((addr)+SRMMU_PGDIR_SIZE-1)&SRMMU_PGDIR_MASK) + +#define SRMMU_REAL_PTRS_PER_PTE 64 +#define SRMMU_REAL_PTRS_PER_PMD 64 +#define SRMMU_PTRS_PER_PGD 256 + +#define SRMMU_REAL_PTE_TABLE_SIZE (SRMMU_REAL_PTRS_PER_PTE*4) +#define SRMMU_PMD_TABLE_SIZE (SRMMU_REAL_PTRS_PER_PMD*4) +#define SRMMU_PGD_TABLE_SIZE (SRMMU_PTRS_PER_PGD*4) + +/* + * To support pagetables in highmem, Linux introduces APIs which + * return struct page* and generally manipulate page tables when + * they are not mapped into kernel space. Our hardware page tables + * are smaller than pages. We lump hardware tabes into big, page sized + * software tables. + * + * PMD_SHIFT determines the size of the area a second-level page table entry + * can map, and our pmd_t is 16 times larger than normal. The values which + * were once defined here are now generic for 4c and srmmu, so they're + * found in pgtable.h. + */ +#define SRMMU_PTRS_PER_PMD 4 + +/* Definition of the values in the ET field of PTD's and PTE's */ +#define SRMMU_ET_MASK 0x3 +#define SRMMU_ET_INVALID 0x0 +#define SRMMU_ET_PTD 0x1 +#define SRMMU_ET_PTE 0x2 +#define SRMMU_ET_REPTE 0x3 /* AIEEE, SuperSparc II reverse endian page! */ + +/* Physical page extraction from PTP's and PTE's. */ +#define SRMMU_CTX_PMASK 0xfffffff0 +#define SRMMU_PTD_PMASK 0xfffffff0 +#define SRMMU_PTE_PMASK 0xffffff00 + +/* The pte non-page bits. Some notes: + * 1) cache, dirty, valid, and ref are frobbable + * for both supervisor and user pages. + * 2) exec and write will only give the desired effect + * on user pages + * 3) use priv and priv_readonly for changing the + * characteristics of supervisor ptes + */ +#define SRMMU_CACHE 0x80 +#define SRMMU_DIRTY 0x40 +#define SRMMU_REF 0x20 +#define SRMMU_NOREAD 0x10 +#define SRMMU_EXEC 0x08 +#define SRMMU_WRITE 0x04 +#define SRMMU_VALID 0x02 /* SRMMU_ET_PTE */ +#define SRMMU_PRIV 0x1c +#define SRMMU_PRIV_RDONLY 0x18 + +#define SRMMU_FILE 0x40 /* Implemented in software */ + +#define SRMMU_PTE_FILE_SHIFT 8 /* == 32-PTE_FILE_MAX_BITS */ + +#define SRMMU_CHG_MASK (0xffffff00 | SRMMU_REF | SRMMU_DIRTY) + +/* SRMMU swap entry encoding + * + * We use 5 bits for the type and 19 for the offset. This gives us + * 32 swapfiles of 4GB each. Encoding looks like: + * + * oooooooooooooooooootttttRRRRRRRR + * fedcba9876543210fedcba9876543210 + * + * The bottom 8 bits are reserved for protection and status bits, especially + * FILE and PRESENT. + */ +#define SRMMU_SWP_TYPE_MASK 0x1f +#define SRMMU_SWP_TYPE_SHIFT SRMMU_PTE_FILE_SHIFT +#define SRMMU_SWP_OFF_MASK 0x7ffff +#define SRMMU_SWP_OFF_SHIFT (SRMMU_PTE_FILE_SHIFT + 5) + +/* Some day I will implement true fine grained access bits for + * user pages because the SRMMU gives us the capabilities to + * enforce all the protection levels that vma's can have. + * XXX But for now... + */ +#define SRMMU_PAGE_NONE __pgprot(SRMMU_CACHE | \ + SRMMU_PRIV | SRMMU_REF) +#define SRMMU_PAGE_SHARED __pgprot(SRMMU_VALID | SRMMU_CACHE | \ + SRMMU_EXEC | SRMMU_WRITE | SRMMU_REF) +#define SRMMU_PAGE_COPY __pgprot(SRMMU_VALID | SRMMU_CACHE | \ + SRMMU_EXEC | SRMMU_REF) +#define SRMMU_PAGE_RDONLY __pgprot(SRMMU_VALID | SRMMU_CACHE | \ + SRMMU_EXEC | SRMMU_REF) +#define SRMMU_PAGE_KERNEL __pgprot(SRMMU_VALID | SRMMU_CACHE | SRMMU_PRIV | \ + SRMMU_DIRTY | SRMMU_REF) + +/* SRMMU Register addresses in ASI 0x4. These are valid for all + * current SRMMU implementations that exist. + */ +#define SRMMU_CTRL_REG 0x00000000 +#define SRMMU_CTXTBL_PTR 0x00000100 +#define SRMMU_CTX_REG 0x00000200 +#define SRMMU_FAULT_STATUS 0x00000300 +#define SRMMU_FAULT_ADDR 0x00000400 + +#define WINDOW_FLUSH(tmp1, tmp2) \ + mov 0, tmp1; \ +98: ld [%g6 + TI_UWINMASK], tmp2; \ + orcc %g0, tmp2, %g0; \ + add tmp1, 1, tmp1; \ + bne 98b; \ + save %sp, -64, %sp; \ +99: subcc tmp1, 1, tmp1; \ + bne 99b; \ + restore %g0, %g0, %g0; + +#ifndef __ASSEMBLY__ + +/* This makes sense. Honest it does - Anton */ +/* XXX Yes but it's ugly as sin. FIXME. -KMW */ +extern void *srmmu_nocache_pool; +#define __nocache_pa(VADDR) (((unsigned long)VADDR) - SRMMU_NOCACHE_VADDR + __pa((unsigned long)srmmu_nocache_pool)) +#define __nocache_va(PADDR) (__va((unsigned long)PADDR) - (unsigned long)srmmu_nocache_pool + SRMMU_NOCACHE_VADDR) +#define __nocache_fix(VADDR) __va(__nocache_pa(VADDR)) + +/* Accessing the MMU control register. */ +static inline unsigned int srmmu_get_mmureg(void) +{ + unsigned int retval; + __asm__ __volatile__("lda [%%g0] %1, %0\n\t" : + "=r" (retval) : + "i" (ASI_M_MMUREGS)); + return retval; +} + +static inline void srmmu_set_mmureg(unsigned long regval) +{ + __asm__ __volatile__("sta %0, [%%g0] %1\n\t" : : + "r" (regval), "i" (ASI_M_MMUREGS) : "memory"); + +} + +static inline void srmmu_set_ctable_ptr(unsigned long paddr) +{ + paddr = ((paddr >> 4) & SRMMU_CTX_PMASK); + __asm__ __volatile__("sta %0, [%1] %2\n\t" : : + "r" (paddr), "r" (SRMMU_CTXTBL_PTR), + "i" (ASI_M_MMUREGS) : + "memory"); +} + +static inline unsigned long srmmu_get_ctable_ptr(void) +{ + unsigned int retval; + + __asm__ __volatile__("lda [%1] %2, %0\n\t" : + "=r" (retval) : + "r" (SRMMU_CTXTBL_PTR), + "i" (ASI_M_MMUREGS)); + return (retval & SRMMU_CTX_PMASK) << 4; +} + +static inline void srmmu_set_context(int context) +{ + __asm__ __volatile__("sta %0, [%1] %2\n\t" : : + "r" (context), "r" (SRMMU_CTX_REG), + "i" (ASI_M_MMUREGS) : "memory"); +} + +static inline int srmmu_get_context(void) +{ + register int retval; + __asm__ __volatile__("lda [%1] %2, %0\n\t" : + "=r" (retval) : + "r" (SRMMU_CTX_REG), + "i" (ASI_M_MMUREGS)); + return retval; +} + +static inline unsigned int srmmu_get_fstatus(void) +{ + unsigned int retval; + + __asm__ __volatile__("lda [%1] %2, %0\n\t" : + "=r" (retval) : + "r" (SRMMU_FAULT_STATUS), "i" (ASI_M_MMUREGS)); + return retval; +} + +static inline unsigned int srmmu_get_faddr(void) +{ + unsigned int retval; + + __asm__ __volatile__("lda [%1] %2, %0\n\t" : + "=r" (retval) : + "r" (SRMMU_FAULT_ADDR), "i" (ASI_M_MMUREGS)); + return retval; +} + +/* This is guaranteed on all SRMMU's. */ +static inline void srmmu_flush_whole_tlb(void) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t": : + "r" (0x400), /* Flush entire TLB!! */ + "i" (ASI_M_FLUSH_PROBE) : "memory"); + +} + +/* These flush types are not available on all chips... */ +static inline void srmmu_flush_tlb_ctx(void) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t": : + "r" (0x300), /* Flush TLB ctx.. */ + "i" (ASI_M_FLUSH_PROBE) : "memory"); + +} + +static inline void srmmu_flush_tlb_region(unsigned long addr) +{ + addr &= SRMMU_PGDIR_MASK; + __asm__ __volatile__("sta %%g0, [%0] %1\n\t": : + "r" (addr | 0x200), /* Flush TLB region.. */ + "i" (ASI_M_FLUSH_PROBE) : "memory"); + +} + + +static inline void srmmu_flush_tlb_segment(unsigned long addr) +{ + addr &= SRMMU_REAL_PMD_MASK; + __asm__ __volatile__("sta %%g0, [%0] %1\n\t": : + "r" (addr | 0x100), /* Flush TLB segment.. */ + "i" (ASI_M_FLUSH_PROBE) : "memory"); + +} + +static inline void srmmu_flush_tlb_page(unsigned long page) +{ + page &= PAGE_MASK; + __asm__ __volatile__("sta %%g0, [%0] %1\n\t": : + "r" (page), /* Flush TLB page.. */ + "i" (ASI_M_FLUSH_PROBE) : "memory"); + +} + +static inline unsigned long srmmu_hwprobe(unsigned long vaddr) +{ + unsigned long retval; + + vaddr &= PAGE_MASK; + __asm__ __volatile__("lda [%1] %2, %0\n\t" : + "=r" (retval) : + "r" (vaddr | 0x400), "i" (ASI_M_FLUSH_PROBE)); + + return retval; +} + +static inline int +srmmu_get_pte (unsigned long addr) +{ + register unsigned long entry; + + __asm__ __volatile__("\n\tlda [%1] %2,%0\n\t" : + "=r" (entry): + "r" ((addr & 0xfffff000) | 0x400), "i" (ASI_M_FLUSH_PROBE)); + return entry; +} + +extern unsigned long (*srmmu_read_physical)(unsigned long paddr); +extern void (*srmmu_write_physical)(unsigned long paddr, unsigned long word); + +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(_SPARC_PGTSRMMU_H) */ diff --git a/arch/sparc/include/asm/pgtsun4.h b/arch/sparc/include/asm/pgtsun4.h new file mode 100644 index 0000000..5a0d661 --- /dev/null +++ b/arch/sparc/include/asm/pgtsun4.h @@ -0,0 +1,171 @@ +/* + * pgtsun4.h: Sun4 specific pgtable.h defines and code. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + * Copyright (C) 1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz) + */ +#ifndef _SPARC_PGTSUN4C_H +#define _SPARC_PGTSUN4C_H + +#include <asm/contregs.h> + +/* PMD_SHIFT determines the size of the area a second-level page table can map */ +#define SUN4C_PMD_SHIFT 23 + +/* PGDIR_SHIFT determines what a third-level page table entry can map */ +#define SUN4C_PGDIR_SHIFT 23 +#define SUN4C_PGDIR_SIZE (1UL << SUN4C_PGDIR_SHIFT) +#define SUN4C_PGDIR_MASK (~(SUN4C_PGDIR_SIZE-1)) +#define SUN4C_PGDIR_ALIGN(addr) (((addr)+SUN4C_PGDIR_SIZE-1)&SUN4C_PGDIR_MASK) + +/* To represent how the sun4c mmu really lays things out. */ +#define SUN4C_REAL_PGDIR_SHIFT 18 +#define SUN4C_REAL_PGDIR_SIZE (1UL << SUN4C_REAL_PGDIR_SHIFT) +#define SUN4C_REAL_PGDIR_MASK (~(SUN4C_REAL_PGDIR_SIZE-1)) +#define SUN4C_REAL_PGDIR_ALIGN(addr) (((addr)+SUN4C_REAL_PGDIR_SIZE-1)&SUN4C_REAL_PGDIR_MASK) + +/* 19 bit PFN on sun4 */ +#define SUN4C_PFN_MASK 0x7ffff + +/* Don't increase these unless the structures in sun4c.c are fixed */ +#define SUN4C_MAX_SEGMAPS 256 +#define SUN4C_MAX_CONTEXTS 16 + +/* + * To be efficient, and not have to worry about allocating such + * a huge pgd, we make the kernel sun4c tables each hold 1024 + * entries and the pgd similarly just like the i386 tables. + */ +#define SUN4C_PTRS_PER_PTE 1024 +#define SUN4C_PTRS_PER_PMD 1 +#define SUN4C_PTRS_PER_PGD 1024 + +/* + * Sparc SUN4C pte fields. + */ +#define _SUN4C_PAGE_VALID 0x80000000 +#define _SUN4C_PAGE_SILENT_READ 0x80000000 /* synonym */ +#define _SUN4C_PAGE_DIRTY 0x40000000 +#define _SUN4C_PAGE_SILENT_WRITE 0x40000000 /* synonym */ +#define _SUN4C_PAGE_PRIV 0x20000000 /* privileged page */ +#define _SUN4C_PAGE_NOCACHE 0x10000000 /* non-cacheable page */ +#define _SUN4C_PAGE_PRESENT 0x08000000 /* implemented in software */ +#define _SUN4C_PAGE_IO 0x04000000 /* I/O page */ +#define _SUN4C_PAGE_FILE 0x02000000 /* implemented in software */ +#define _SUN4C_PAGE_READ 0x00800000 /* implemented in software */ +#define _SUN4C_PAGE_WRITE 0x00400000 /* implemented in software */ +#define _SUN4C_PAGE_ACCESSED 0x00200000 /* implemented in software */ +#define _SUN4C_PAGE_MODIFIED 0x00100000 /* implemented in software */ + +#define _SUN4C_READABLE (_SUN4C_PAGE_READ|_SUN4C_PAGE_SILENT_READ|\ + _SUN4C_PAGE_ACCESSED) +#define _SUN4C_WRITEABLE (_SUN4C_PAGE_WRITE|_SUN4C_PAGE_SILENT_WRITE|\ + _SUN4C_PAGE_MODIFIED) + +#define _SUN4C_PAGE_CHG_MASK (0xffff|_SUN4C_PAGE_ACCESSED|_SUN4C_PAGE_MODIFIED) + +#define SUN4C_PAGE_NONE __pgprot(_SUN4C_PAGE_PRESENT) +#define SUN4C_PAGE_SHARED __pgprot(_SUN4C_PAGE_PRESENT|_SUN4C_READABLE|\ + _SUN4C_PAGE_WRITE) +#define SUN4C_PAGE_COPY __pgprot(_SUN4C_PAGE_PRESENT|_SUN4C_READABLE) +#define SUN4C_PAGE_READONLY __pgprot(_SUN4C_PAGE_PRESENT|_SUN4C_READABLE) +#define SUN4C_PAGE_KERNEL __pgprot(_SUN4C_READABLE|_SUN4C_WRITEABLE|\ + _SUN4C_PAGE_DIRTY|_SUN4C_PAGE_PRIV) + +/* SUN4C swap entry encoding + * + * We use 5 bits for the type and 19 for the offset. This gives us + * 32 swapfiles of 4GB each. Encoding looks like: + * + * RRRRRRRRooooooooooooooooooottttt + * fedcba9876543210fedcba9876543210 + * + * The top 8 bits are reserved for protection and status bits, especially + * FILE and PRESENT. + */ +#define SUN4C_SWP_TYPE_MASK 0x1f +#define SUN4C_SWP_OFF_MASK 0x7ffff +#define SUN4C_SWP_OFF_SHIFT 5 + +#ifndef __ASSEMBLY__ + +static inline unsigned long sun4c_get_synchronous_error(void) +{ + unsigned long sync_err; + + __asm__ __volatile__("lda [%1] %2, %0\n\t" : + "=r" (sync_err) : + "r" (AC_SYNC_ERR), "i" (ASI_CONTROL)); + return sync_err; +} + +static inline unsigned long sun4c_get_synchronous_address(void) +{ + unsigned long sync_addr; + + __asm__ __volatile__("lda [%1] %2, %0\n\t" : + "=r" (sync_addr) : + "r" (AC_SYNC_VA), "i" (ASI_CONTROL)); + return sync_addr; +} + +/* SUN4 pte, segmap, and context manipulation */ +static inline unsigned long sun4c_get_segmap(unsigned long addr) +{ + register unsigned long entry; + + __asm__ __volatile__("\n\tlduha [%1] %2, %0\n\t" : + "=r" (entry) : + "r" (addr), "i" (ASI_SEGMAP)); + return entry; +} + +static inline void sun4c_put_segmap(unsigned long addr, unsigned long entry) +{ + __asm__ __volatile__("\n\tstha %1, [%0] %2; nop; nop; nop;\n\t" : : + "r" (addr), "r" (entry), + "i" (ASI_SEGMAP) + : "memory"); +} + +static inline unsigned long sun4c_get_pte(unsigned long addr) +{ + register unsigned long entry; + + __asm__ __volatile__("\n\tlda [%1] %2, %0\n\t" : + "=r" (entry) : + "r" (addr), "i" (ASI_PTE)); + return entry; +} + +static inline void sun4c_put_pte(unsigned long addr, unsigned long entry) +{ + __asm__ __volatile__("\n\tsta %1, [%0] %2; nop; nop; nop;\n\t" : : + "r" (addr), + "r" ((entry & ~(_SUN4C_PAGE_PRESENT))), "i" (ASI_PTE) + : "memory"); +} + +static inline int sun4c_get_context(void) +{ + register int ctx; + + __asm__ __volatile__("\n\tlduba [%1] %2, %0\n\t" : + "=r" (ctx) : + "r" (AC_CONTEXT), "i" (ASI_CONTROL)); + + return ctx; +} + +static inline int sun4c_set_context(int ctx) +{ + __asm__ __volatile__("\n\tstba %0, [%1] %2; nop; nop; nop;\n\t" : : + "r" (ctx), "r" (AC_CONTEXT), "i" (ASI_CONTROL) + : "memory"); + + return ctx; +} + +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(_SPARC_PGTSUN4_H) */ diff --git a/arch/sparc/include/asm/pgtsun4c.h b/arch/sparc/include/asm/pgtsun4c.h new file mode 100644 index 0000000..aeb25e9 --- /dev/null +++ b/arch/sparc/include/asm/pgtsun4c.h @@ -0,0 +1,172 @@ +/* + * pgtsun4c.h: Sun4c specific pgtable.h defines and code. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ +#ifndef _SPARC_PGTSUN4C_H +#define _SPARC_PGTSUN4C_H + +#include <asm/contregs.h> + +/* PMD_SHIFT determines the size of the area a second-level page table can map */ +#define SUN4C_PMD_SHIFT 22 + +/* PGDIR_SHIFT determines what a third-level page table entry can map */ +#define SUN4C_PGDIR_SHIFT 22 +#define SUN4C_PGDIR_SIZE (1UL << SUN4C_PGDIR_SHIFT) +#define SUN4C_PGDIR_MASK (~(SUN4C_PGDIR_SIZE-1)) +#define SUN4C_PGDIR_ALIGN(addr) (((addr)+SUN4C_PGDIR_SIZE-1)&SUN4C_PGDIR_MASK) + +/* To represent how the sun4c mmu really lays things out. */ +#define SUN4C_REAL_PGDIR_SHIFT 18 +#define SUN4C_REAL_PGDIR_SIZE (1UL << SUN4C_REAL_PGDIR_SHIFT) +#define SUN4C_REAL_PGDIR_MASK (~(SUN4C_REAL_PGDIR_SIZE-1)) +#define SUN4C_REAL_PGDIR_ALIGN(addr) (((addr)+SUN4C_REAL_PGDIR_SIZE-1)&SUN4C_REAL_PGDIR_MASK) + +/* 16 bit PFN on sun4c */ +#define SUN4C_PFN_MASK 0xffff + +/* Don't increase these unless the structures in sun4c.c are fixed */ +#define SUN4C_MAX_SEGMAPS 256 +#define SUN4C_MAX_CONTEXTS 16 + +/* + * To be efficient, and not have to worry about allocating such + * a huge pgd, we make the kernel sun4c tables each hold 1024 + * entries and the pgd similarly just like the i386 tables. + */ +#define SUN4C_PTRS_PER_PTE 1024 +#define SUN4C_PTRS_PER_PMD 1 +#define SUN4C_PTRS_PER_PGD 1024 + +/* + * Sparc SUN4C pte fields. + */ +#define _SUN4C_PAGE_VALID 0x80000000 +#define _SUN4C_PAGE_SILENT_READ 0x80000000 /* synonym */ +#define _SUN4C_PAGE_DIRTY 0x40000000 +#define _SUN4C_PAGE_SILENT_WRITE 0x40000000 /* synonym */ +#define _SUN4C_PAGE_PRIV 0x20000000 /* privileged page */ +#define _SUN4C_PAGE_NOCACHE 0x10000000 /* non-cacheable page */ +#define _SUN4C_PAGE_PRESENT 0x08000000 /* implemented in software */ +#define _SUN4C_PAGE_IO 0x04000000 /* I/O page */ +#define _SUN4C_PAGE_FILE 0x02000000 /* implemented in software */ +#define _SUN4C_PAGE_READ 0x00800000 /* implemented in software */ +#define _SUN4C_PAGE_WRITE 0x00400000 /* implemented in software */ +#define _SUN4C_PAGE_ACCESSED 0x00200000 /* implemented in software */ +#define _SUN4C_PAGE_MODIFIED 0x00100000 /* implemented in software */ + +#define _SUN4C_READABLE (_SUN4C_PAGE_READ|_SUN4C_PAGE_SILENT_READ|\ + _SUN4C_PAGE_ACCESSED) +#define _SUN4C_WRITEABLE (_SUN4C_PAGE_WRITE|_SUN4C_PAGE_SILENT_WRITE|\ + _SUN4C_PAGE_MODIFIED) + +#define _SUN4C_PAGE_CHG_MASK (0xffff|_SUN4C_PAGE_ACCESSED|_SUN4C_PAGE_MODIFIED) + +#define SUN4C_PAGE_NONE __pgprot(_SUN4C_PAGE_PRESENT) +#define SUN4C_PAGE_SHARED __pgprot(_SUN4C_PAGE_PRESENT|_SUN4C_READABLE|\ + _SUN4C_PAGE_WRITE) +#define SUN4C_PAGE_COPY __pgprot(_SUN4C_PAGE_PRESENT|_SUN4C_READABLE) +#define SUN4C_PAGE_READONLY __pgprot(_SUN4C_PAGE_PRESENT|_SUN4C_READABLE) +#define SUN4C_PAGE_KERNEL __pgprot(_SUN4C_READABLE|_SUN4C_WRITEABLE|\ + _SUN4C_PAGE_DIRTY|_SUN4C_PAGE_PRIV) + +/* SUN4C swap entry encoding + * + * We use 5 bits for the type and 19 for the offset. This gives us + * 32 swapfiles of 4GB each. Encoding looks like: + * + * RRRRRRRRooooooooooooooooooottttt + * fedcba9876543210fedcba9876543210 + * + * The top 8 bits are reserved for protection and status bits, especially + * FILE and PRESENT. + */ +#define SUN4C_SWP_TYPE_MASK 0x1f +#define SUN4C_SWP_OFF_MASK 0x7ffff +#define SUN4C_SWP_OFF_SHIFT 5 + +#ifndef __ASSEMBLY__ + +static inline unsigned long sun4c_get_synchronous_error(void) +{ + unsigned long sync_err; + + __asm__ __volatile__("lda [%1] %2, %0\n\t" : + "=r" (sync_err) : + "r" (AC_SYNC_ERR), "i" (ASI_CONTROL)); + return sync_err; +} + +static inline unsigned long sun4c_get_synchronous_address(void) +{ + unsigned long sync_addr; + + __asm__ __volatile__("lda [%1] %2, %0\n\t" : + "=r" (sync_addr) : + "r" (AC_SYNC_VA), "i" (ASI_CONTROL)); + return sync_addr; +} + +/* SUN4C pte, segmap, and context manipulation */ +static inline unsigned long sun4c_get_segmap(unsigned long addr) +{ + register unsigned long entry; + + __asm__ __volatile__("\n\tlduba [%1] %2, %0\n\t" : + "=r" (entry) : + "r" (addr), "i" (ASI_SEGMAP)); + + return entry; +} + +static inline void sun4c_put_segmap(unsigned long addr, unsigned long entry) +{ + + __asm__ __volatile__("\n\tstba %1, [%0] %2; nop; nop; nop;\n\t" : : + "r" (addr), "r" (entry), + "i" (ASI_SEGMAP) + : "memory"); +} + +static inline unsigned long sun4c_get_pte(unsigned long addr) +{ + register unsigned long entry; + + __asm__ __volatile__("\n\tlda [%1] %2, %0\n\t" : + "=r" (entry) : + "r" (addr), "i" (ASI_PTE)); + return entry; +} + +static inline void sun4c_put_pte(unsigned long addr, unsigned long entry) +{ + __asm__ __volatile__("\n\tsta %1, [%0] %2; nop; nop; nop;\n\t" : : + "r" (addr), + "r" ((entry & ~(_SUN4C_PAGE_PRESENT))), "i" (ASI_PTE) + : "memory"); +} + +static inline int sun4c_get_context(void) +{ + register int ctx; + + __asm__ __volatile__("\n\tlduba [%1] %2, %0\n\t" : + "=r" (ctx) : + "r" (AC_CONTEXT), "i" (ASI_CONTROL)); + + return ctx; +} + +static inline int sun4c_set_context(int ctx) +{ + __asm__ __volatile__("\n\tstba %0, [%1] %2; nop; nop; nop;\n\t" : : + "r" (ctx), "r" (AC_CONTEXT), "i" (ASI_CONTROL) + : "memory"); + + return ctx; +} + +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(_SPARC_PGTSUN4C_H) */ diff --git a/arch/sparc/include/asm/pil.h b/arch/sparc/include/asm/pil.h new file mode 100644 index 0000000..71819bb --- /dev/null +++ b/arch/sparc/include/asm/pil.h @@ -0,0 +1,22 @@ +#ifndef _SPARC64_PIL_H +#define _SPARC64_PIL_H + +/* To avoid some locking problems, we hard allocate certain PILs + * for SMP cross call messages that must do a etrap/rtrap. + * + * A local_irq_disable() does not block the cross call delivery, so + * when SMP locking is an issue we reschedule the event into a PIL + * interrupt which is blocked by local_irq_disable(). + * + * In fact any XCALL which has to etrap/rtrap has a problem because + * it is difficult to prevent rtrap from running BH's, and that would + * need to be done if the XCALL arrived while %pil==15. + */ +#define PIL_SMP_CALL_FUNC 1 +#define PIL_SMP_RECEIVE_SIGNAL 2 +#define PIL_SMP_CAPTURE 3 +#define PIL_SMP_CTX_NEW_VERSION 4 +#define PIL_DEVICE_IRQ 5 +#define PIL_SMP_CALL_FUNC_SNGL 6 + +#endif /* !(_SPARC64_PIL_H) */ diff --git a/arch/sparc/include/asm/poll.h b/arch/sparc/include/asm/poll.h new file mode 100644 index 0000000..091d3ad --- /dev/null +++ b/arch/sparc/include/asm/poll.h @@ -0,0 +1,12 @@ +#ifndef __SPARC_POLL_H +#define __SPARC_POLL_H + +#define POLLWRNORM POLLOUT +#define POLLWRBAND 256 +#define POLLMSG 512 +#define POLLREMOVE 1024 +#define POLLRDHUP 2048 + +#include <asm-generic/poll.h> + +#endif diff --git a/arch/sparc/include/asm/posix_types.h b/arch/sparc/include/asm/posix_types.h new file mode 100644 index 0000000..03a0e09 --- /dev/null +++ b/arch/sparc/include/asm/posix_types.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_POSIX_TYPES_H +#define ___ASM_SPARC_POSIX_TYPES_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/posix_types_64.h> +#else +#include <asm/posix_types_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/posix_types_32.h b/arch/sparc/include/asm/posix_types_32.h new file mode 100644 index 0000000..6bb6eb1 --- /dev/null +++ b/arch/sparc/include/asm/posix_types_32.h @@ -0,0 +1,118 @@ +#ifndef __ARCH_SPARC_POSIX_TYPES_H +#define __ARCH_SPARC_POSIX_TYPES_H + +/* + * This file is generally used by user-level software, so you need to + * be a little careful about namespace pollution etc. Also, we cannot + * assume GCC is being used. + */ + +typedef unsigned int __kernel_size_t; +typedef int __kernel_ssize_t; +typedef long int __kernel_ptrdiff_t; +typedef long __kernel_time_t; +typedef long __kernel_suseconds_t; +typedef long __kernel_clock_t; +typedef int __kernel_pid_t; +typedef unsigned short __kernel_ipc_pid_t; +typedef unsigned short __kernel_uid_t; +typedef unsigned short __kernel_gid_t; +typedef unsigned long __kernel_ino_t; +typedef unsigned short __kernel_mode_t; +typedef unsigned short __kernel_umode_t; +typedef short __kernel_nlink_t; +typedef long __kernel_daddr_t; +typedef long __kernel_off_t; +typedef char * __kernel_caddr_t; +typedef unsigned short __kernel_uid16_t; +typedef unsigned short __kernel_gid16_t; +typedef unsigned int __kernel_uid32_t; +typedef unsigned int __kernel_gid32_t; +typedef unsigned short __kernel_old_uid_t; +typedef unsigned short __kernel_old_gid_t; +typedef unsigned short __kernel_old_dev_t; +typedef int __kernel_clockid_t; +typedef int __kernel_timer_t; + +#ifdef __GNUC__ +typedef long long __kernel_loff_t; +#endif + +typedef struct { + int val[2]; +} __kernel_fsid_t; + +#if defined(__KERNEL__) + +#undef __FD_SET +static inline void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp) +{ + unsigned long _tmp = fd / __NFDBITS; + unsigned long _rem = fd % __NFDBITS; + fdsetp->fds_bits[_tmp] |= (1UL<<_rem); +} + +#undef __FD_CLR +static inline void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp) +{ + unsigned long _tmp = fd / __NFDBITS; + unsigned long _rem = fd % __NFDBITS; + fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem); +} + +#undef __FD_ISSET +static inline int __FD_ISSET(unsigned long fd, __const__ __kernel_fd_set *p) +{ + unsigned long _tmp = fd / __NFDBITS; + unsigned long _rem = fd % __NFDBITS; + return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0; +} + +/* + * This will unroll the loop for the normal constant cases (8 or 32 longs, + * for 256 and 1024-bit fd_sets respectively) + */ +#undef __FD_ZERO +static inline void __FD_ZERO(__kernel_fd_set *p) +{ + unsigned long *tmp = p->fds_bits; + int i; + + if (__builtin_constant_p(__FDSET_LONGS)) { + switch (__FDSET_LONGS) { + case 32: + tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0; + tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0; + tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0; + tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0; + tmp[16] = 0; tmp[17] = 0; tmp[18] = 0; tmp[19] = 0; + tmp[20] = 0; tmp[21] = 0; tmp[22] = 0; tmp[23] = 0; + tmp[24] = 0; tmp[25] = 0; tmp[26] = 0; tmp[27] = 0; + tmp[28] = 0; tmp[29] = 0; tmp[30] = 0; tmp[31] = 0; + return; + case 16: + tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0; + tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0; + tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0; + tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0; + return; + case 8: + tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0; + tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0; + return; + case 4: + tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0; + return; + } + } + i = __FDSET_LONGS; + while (i) { + i--; + *tmp = 0; + tmp++; + } +} + +#endif /* defined(__KERNEL__) */ + +#endif /* !(__ARCH_SPARC_POSIX_TYPES_H) */ diff --git a/arch/sparc/include/asm/posix_types_64.h b/arch/sparc/include/asm/posix_types_64.h new file mode 100644 index 0000000..ba8f932 --- /dev/null +++ b/arch/sparc/include/asm/posix_types_64.h @@ -0,0 +1,122 @@ +#ifndef __ARCH_SPARC64_POSIX_TYPES_H +#define __ARCH_SPARC64_POSIX_TYPES_H + +/* + * This file is generally used by user-level software, so you need to + * be a little careful about namespace pollution etc. Also, we cannot + * assume GCC is being used. + */ + +typedef unsigned long __kernel_size_t; +typedef long __kernel_ssize_t; +typedef long __kernel_ptrdiff_t; +typedef long __kernel_time_t; +typedef long __kernel_clock_t; +typedef int __kernel_pid_t; +typedef int __kernel_ipc_pid_t; +typedef unsigned int __kernel_uid_t; +typedef unsigned int __kernel_gid_t; +typedef unsigned long __kernel_ino_t; +typedef unsigned int __kernel_mode_t; +typedef unsigned short __kernel_umode_t; +typedef unsigned int __kernel_nlink_t; +typedef int __kernel_daddr_t; +typedef long __kernel_off_t; +typedef char * __kernel_caddr_t; +typedef unsigned short __kernel_uid16_t; +typedef unsigned short __kernel_gid16_t; +typedef int __kernel_clockid_t; +typedef int __kernel_timer_t; + +typedef unsigned short __kernel_old_uid_t; +typedef unsigned short __kernel_old_gid_t; +typedef __kernel_uid_t __kernel_uid32_t; +typedef __kernel_gid_t __kernel_gid32_t; + +typedef unsigned int __kernel_old_dev_t; + +/* Note this piece of asymmetry from the v9 ABI. */ +typedef int __kernel_suseconds_t; + +#ifdef __GNUC__ +typedef long long __kernel_loff_t; +#endif + +typedef struct { + int val[2]; +} __kernel_fsid_t; + +#if defined(__KERNEL__) + +#undef __FD_SET +static inline void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp) +{ + unsigned long _tmp = fd / __NFDBITS; + unsigned long _rem = fd % __NFDBITS; + fdsetp->fds_bits[_tmp] |= (1UL<<_rem); +} + +#undef __FD_CLR +static inline void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp) +{ + unsigned long _tmp = fd / __NFDBITS; + unsigned long _rem = fd % __NFDBITS; + fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem); +} + +#undef __FD_ISSET +static inline int __FD_ISSET(unsigned long fd, __const__ __kernel_fd_set *p) +{ + unsigned long _tmp = fd / __NFDBITS; + unsigned long _rem = fd % __NFDBITS; + return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0; +} + +/* + * This will unroll the loop for the normal constant cases (8 or 32 longs, + * for 256 and 1024-bit fd_sets respectively) + */ +#undef __FD_ZERO +static inline void __FD_ZERO(__kernel_fd_set *p) +{ + unsigned long *tmp = p->fds_bits; + int i; + + if (__builtin_constant_p(__FDSET_LONGS)) { + switch (__FDSET_LONGS) { + case 32: + tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0; + tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0; + tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0; + tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0; + tmp[16] = 0; tmp[17] = 0; tmp[18] = 0; tmp[19] = 0; + tmp[20] = 0; tmp[21] = 0; tmp[22] = 0; tmp[23] = 0; + tmp[24] = 0; tmp[25] = 0; tmp[26] = 0; tmp[27] = 0; + tmp[28] = 0; tmp[29] = 0; tmp[30] = 0; tmp[31] = 0; + return; + case 16: + tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0; + tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0; + tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0; + tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0; + return; + case 8: + tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0; + tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0; + return; + case 4: + tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0; + return; + } + } + i = __FDSET_LONGS; + while (i) { + i--; + *tmp = 0; + tmp++; + } +} + +#endif /* defined(__KERNEL__) */ + +#endif /* !(__ARCH_SPARC64_POSIX_TYPES_H) */ diff --git a/arch/sparc/include/asm/processor.h b/arch/sparc/include/asm/processor.h new file mode 100644 index 0000000..9da9646 --- /dev/null +++ b/arch/sparc/include/asm/processor.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_PROCESSOR_H +#define ___ASM_SPARC_PROCESSOR_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/processor_64.h> +#else +#include <asm/processor_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/processor_32.h b/arch/sparc/include/asm/processor_32.h new file mode 100644 index 0000000..2ae67a2 --- /dev/null +++ b/arch/sparc/include/asm/processor_32.h @@ -0,0 +1,129 @@ +/* include/asm/processor.h + * + * Copyright (C) 1994 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef __ASM_SPARC_PROCESSOR_H +#define __ASM_SPARC_PROCESSOR_H + +/* + * Sparc32 implementation of macro that returns current + * instruction pointer ("program counter"). + */ +#define current_text_addr() ({ void *pc; __asm__("sethi %%hi(1f), %0; or %0, %%lo(1f), %0;\n1:" : "=r" (pc)); pc; }) + +#include <asm/psr.h> +#include <asm/ptrace.h> +#include <asm/head.h> +#include <asm/signal.h> +#include <asm/btfixup.h> +#include <asm/page.h> + +/* + * The sparc has no problems with write protection + */ +#define wp_works_ok 1 +#define wp_works_ok__is_a_macro /* for versions in ksyms.c */ + +/* Whee, this is STACK_TOP + PAGE_SIZE and the lowest kernel address too... + * That one page is used to protect kernel from intruders, so that + * we can make our access_ok test faster + */ +#define TASK_SIZE PAGE_OFFSET +#ifdef __KERNEL__ +#define STACK_TOP (PAGE_OFFSET - PAGE_SIZE) +#define STACK_TOP_MAX STACK_TOP +#endif /* __KERNEL__ */ + +struct task_struct; + +#ifdef __KERNEL__ +struct fpq { + unsigned long *insn_addr; + unsigned long insn; +}; +#endif + +typedef struct { + int seg; +} mm_segment_t; + +/* The Sparc processor specific thread struct. */ +struct thread_struct { + struct pt_regs *kregs; + unsigned int _pad1; + + /* Special child fork kpsr/kwim values. */ + unsigned long fork_kpsr __attribute__ ((aligned (8))); + unsigned long fork_kwim; + + /* Floating point regs */ + unsigned long float_regs[32] __attribute__ ((aligned (8))); + unsigned long fsr; + unsigned long fpqdepth; + struct fpq fpqueue[16]; + unsigned long flags; + mm_segment_t current_ds; +}; + +#define SPARC_FLAG_KTHREAD 0x1 /* task is a kernel thread */ +#define SPARC_FLAG_UNALIGNED 0x2 /* is allowed to do unaligned accesses */ + +#define INIT_THREAD { \ + .flags = SPARC_FLAG_KTHREAD, \ + .current_ds = KERNEL_DS, \ +} + +/* Return saved PC of a blocked thread. */ +extern unsigned long thread_saved_pc(struct task_struct *t); + +/* Do necessary setup to start up a newly executed thread. */ +static inline void start_thread(struct pt_regs * regs, unsigned long pc, + unsigned long sp) +{ + register unsigned long zero asm("g1"); + + regs->psr = (regs->psr & (PSR_CWP)) | PSR_S; + regs->pc = ((pc & (~3)) - 4); + regs->npc = regs->pc + 4; + regs->y = 0; + zero = 0; + __asm__ __volatile__("std\t%%g0, [%0 + %3 + 0x00]\n\t" + "std\t%%g0, [%0 + %3 + 0x08]\n\t" + "std\t%%g0, [%0 + %3 + 0x10]\n\t" + "std\t%%g0, [%0 + %3 + 0x18]\n\t" + "std\t%%g0, [%0 + %3 + 0x20]\n\t" + "std\t%%g0, [%0 + %3 + 0x28]\n\t" + "std\t%%g0, [%0 + %3 + 0x30]\n\t" + "st\t%1, [%0 + %3 + 0x38]\n\t" + "st\t%%g0, [%0 + %3 + 0x3c]" + : /* no outputs */ + : "r" (regs), + "r" (sp - sizeof(struct reg_window)), + "r" (zero), + "i" ((const unsigned long)(&((struct pt_regs *)0)->u_regs[0])) + : "memory"); +} + +/* Free all resources held by a thread. */ +#define release_thread(tsk) do { } while(0) +extern pid_t kernel_thread(int (*fn)(void *), void * arg, unsigned long flags); + +/* Prepare to copy thread state - unlazy all lazy status */ +#define prepare_to_copy(tsk) do { } while (0) + +extern unsigned long get_wchan(struct task_struct *); + +#define task_pt_regs(tsk) ((tsk)->thread.kregs) +#define KSTK_EIP(tsk) ((tsk)->thread.kregs->pc) +#define KSTK_ESP(tsk) ((tsk)->thread.kregs->u_regs[UREG_FP]) + +#ifdef __KERNEL__ + +extern struct task_struct *last_task_used_math; + +#define cpu_relax() barrier() + +#endif + +#endif /* __ASM_SPARC_PROCESSOR_H */ diff --git a/arch/sparc/include/asm/processor_64.h b/arch/sparc/include/asm/processor_64.h new file mode 100644 index 0000000..137a6bd --- /dev/null +++ b/arch/sparc/include/asm/processor_64.h @@ -0,0 +1,237 @@ +/* + * include/asm/processor.h + * + * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef __ASM_SPARC64_PROCESSOR_H +#define __ASM_SPARC64_PROCESSOR_H + +/* + * Sparc64 implementation of macro that returns current + * instruction pointer ("program counter"). + */ +#define current_text_addr() ({ void *pc; __asm__("rd %%pc, %0" : "=r" (pc)); pc; }) + +#include <asm/asi.h> +#include <asm/pstate.h> +#include <asm/ptrace.h> +#include <asm/page.h> + +/* The sparc has no problems with write protection */ +#define wp_works_ok 1 +#define wp_works_ok__is_a_macro /* for versions in ksyms.c */ + +/* + * User lives in his very own context, and cannot reference us. Note + * that TASK_SIZE is a misnomer, it really gives maximum user virtual + * address that the kernel will allocate out. + * + * XXX No longer using virtual page tables, kill this upper limit... + */ +#define VA_BITS 44 +#ifndef __ASSEMBLY__ +#define VPTE_SIZE (1UL << (VA_BITS - PAGE_SHIFT + 3)) +#else +#define VPTE_SIZE (1 << (VA_BITS - PAGE_SHIFT + 3)) +#endif + +#define TASK_SIZE ((unsigned long)-VPTE_SIZE) +#define TASK_SIZE_OF(tsk) \ + (test_tsk_thread_flag(tsk,TIF_32BIT) ? \ + (1UL << 32UL) : TASK_SIZE) +#ifdef __KERNEL__ + +#define STACK_TOP32 ((1UL << 32UL) - PAGE_SIZE) +#define STACK_TOP64 (0x0000080000000000UL - (1UL << 32UL)) + +#define STACK_TOP (test_thread_flag(TIF_32BIT) ? \ + STACK_TOP32 : STACK_TOP64) + +#define STACK_TOP_MAX STACK_TOP64 + +#endif + +#ifndef __ASSEMBLY__ + +typedef struct { + unsigned char seg; +} mm_segment_t; + +/* The Sparc processor specific thread struct. */ +/* XXX This should die, everything can go into thread_info now. */ +struct thread_struct { +#ifdef CONFIG_DEBUG_SPINLOCK + /* How many spinlocks held by this thread. + * Used with spin lock debugging to catch tasks + * sleeping illegally with locks held. + */ + int smp_lock_count; + unsigned int smp_lock_pc; +#else + int dummy; /* f'in gcc bug... */ +#endif +}; + +#endif /* !(__ASSEMBLY__) */ + +#ifndef CONFIG_DEBUG_SPINLOCK +#define INIT_THREAD { \ + 0, \ +} +#else /* CONFIG_DEBUG_SPINLOCK */ +#define INIT_THREAD { \ +/* smp_lock_count, smp_lock_pc, */ \ + 0, 0, \ +} +#endif /* !(CONFIG_DEBUG_SPINLOCK) */ + +#ifndef __ASSEMBLY__ + +#include <linux/types.h> + +/* Return saved PC of a blocked thread. */ +struct task_struct; +extern unsigned long thread_saved_pc(struct task_struct *); + +/* On Uniprocessor, even in RMO processes see TSO semantics */ +#ifdef CONFIG_SMP +#define TSTATE_INITIAL_MM TSTATE_TSO +#else +#define TSTATE_INITIAL_MM TSTATE_RMO +#endif + +/* Do necessary setup to start up a newly executed thread. */ +#define start_thread(regs, pc, sp) \ +do { \ + unsigned long __asi = ASI_PNF; \ + regs->tstate = (regs->tstate & (TSTATE_CWP)) | (TSTATE_INITIAL_MM|TSTATE_IE) | (__asi << 24UL); \ + regs->tpc = ((pc & (~3)) - 4); \ + regs->tnpc = regs->tpc + 4; \ + regs->y = 0; \ + set_thread_wstate(1 << 3); \ + if (current_thread_info()->utraps) { \ + if (*(current_thread_info()->utraps) < 2) \ + kfree(current_thread_info()->utraps); \ + else \ + (*(current_thread_info()->utraps))--; \ + current_thread_info()->utraps = NULL; \ + } \ + __asm__ __volatile__( \ + "stx %%g0, [%0 + %2 + 0x00]\n\t" \ + "stx %%g0, [%0 + %2 + 0x08]\n\t" \ + "stx %%g0, [%0 + %2 + 0x10]\n\t" \ + "stx %%g0, [%0 + %2 + 0x18]\n\t" \ + "stx %%g0, [%0 + %2 + 0x20]\n\t" \ + "stx %%g0, [%0 + %2 + 0x28]\n\t" \ + "stx %%g0, [%0 + %2 + 0x30]\n\t" \ + "stx %%g0, [%0 + %2 + 0x38]\n\t" \ + "stx %%g0, [%0 + %2 + 0x40]\n\t" \ + "stx %%g0, [%0 + %2 + 0x48]\n\t" \ + "stx %%g0, [%0 + %2 + 0x50]\n\t" \ + "stx %%g0, [%0 + %2 + 0x58]\n\t" \ + "stx %%g0, [%0 + %2 + 0x60]\n\t" \ + "stx %%g0, [%0 + %2 + 0x68]\n\t" \ + "stx %1, [%0 + %2 + 0x70]\n\t" \ + "stx %%g0, [%0 + %2 + 0x78]\n\t" \ + "wrpr %%g0, (1 << 3), %%wstate\n\t" \ + : \ + : "r" (regs), "r" (sp - sizeof(struct reg_window) - STACK_BIAS), \ + "i" ((const unsigned long)(&((struct pt_regs *)0)->u_regs[0]))); \ +} while (0) + +#define start_thread32(regs, pc, sp) \ +do { \ + unsigned long __asi = ASI_PNF; \ + pc &= 0x00000000ffffffffUL; \ + sp &= 0x00000000ffffffffUL; \ + regs->tstate = (regs->tstate & (TSTATE_CWP))|(TSTATE_INITIAL_MM|TSTATE_IE|TSTATE_AM) | (__asi << 24UL); \ + regs->tpc = ((pc & (~3)) - 4); \ + regs->tnpc = regs->tpc + 4; \ + regs->y = 0; \ + set_thread_wstate(2 << 3); \ + if (current_thread_info()->utraps) { \ + if (*(current_thread_info()->utraps) < 2) \ + kfree(current_thread_info()->utraps); \ + else \ + (*(current_thread_info()->utraps))--; \ + current_thread_info()->utraps = NULL; \ + } \ + __asm__ __volatile__( \ + "stx %%g0, [%0 + %2 + 0x00]\n\t" \ + "stx %%g0, [%0 + %2 + 0x08]\n\t" \ + "stx %%g0, [%0 + %2 + 0x10]\n\t" \ + "stx %%g0, [%0 + %2 + 0x18]\n\t" \ + "stx %%g0, [%0 + %2 + 0x20]\n\t" \ + "stx %%g0, [%0 + %2 + 0x28]\n\t" \ + "stx %%g0, [%0 + %2 + 0x30]\n\t" \ + "stx %%g0, [%0 + %2 + 0x38]\n\t" \ + "stx %%g0, [%0 + %2 + 0x40]\n\t" \ + "stx %%g0, [%0 + %2 + 0x48]\n\t" \ + "stx %%g0, [%0 + %2 + 0x50]\n\t" \ + "stx %%g0, [%0 + %2 + 0x58]\n\t" \ + "stx %%g0, [%0 + %2 + 0x60]\n\t" \ + "stx %%g0, [%0 + %2 + 0x68]\n\t" \ + "stx %1, [%0 + %2 + 0x70]\n\t" \ + "stx %%g0, [%0 + %2 + 0x78]\n\t" \ + "wrpr %%g0, (2 << 3), %%wstate\n\t" \ + : \ + : "r" (regs), "r" (sp - sizeof(struct reg_window32)), \ + "i" ((const unsigned long)(&((struct pt_regs *)0)->u_regs[0]))); \ +} while (0) + +/* Free all resources held by a thread. */ +#define release_thread(tsk) do { } while (0) + +/* Prepare to copy thread state - unlazy all lazy status */ +#define prepare_to_copy(tsk) do { } while (0) + +extern pid_t kernel_thread(int (*fn)(void *), void * arg, unsigned long flags); + +extern unsigned long get_wchan(struct task_struct *task); + +#define task_pt_regs(tsk) (task_thread_info(tsk)->kregs) +#define KSTK_EIP(tsk) (task_pt_regs(tsk)->tpc) +#define KSTK_ESP(tsk) (task_pt_regs(tsk)->u_regs[UREG_FP]) + +#define cpu_relax() barrier() + +/* Prefetch support. This is tuned for UltraSPARC-III and later. + * UltraSPARC-I will treat these as nops, and UltraSPARC-II has + * a shallower prefetch queue than later chips. + */ +#define ARCH_HAS_PREFETCH +#define ARCH_HAS_PREFETCHW +#define ARCH_HAS_SPINLOCK_PREFETCH + +static inline void prefetch(const void *x) +{ + /* We do not use the read prefetch mnemonic because that + * prefetches into the prefetch-cache which only is accessible + * by floating point operations in UltraSPARC-III and later. + * By contrast, "#one_write" prefetches into the L2 cache + * in shared state. + */ + __asm__ __volatile__("prefetch [%0], #one_write" + : /* no outputs */ + : "r" (x)); +} + +static inline void prefetchw(const void *x) +{ + /* The most optimal prefetch to use for writes is + * "#n_writes". This brings the cacheline into the + * L2 cache in "owned" state. + */ + __asm__ __volatile__("prefetch [%0], #n_writes" + : /* no outputs */ + : "r" (x)); +} + +#define spin_lock_prefetch(x) prefetchw(x) + +#define HAVE_ARCH_PICK_MMAP_LAYOUT + +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(__ASM_SPARC64_PROCESSOR_H) */ diff --git a/arch/sparc/include/asm/prom.h b/arch/sparc/include/asm/prom.h new file mode 100644 index 0000000..fd55522 --- /dev/null +++ b/arch/sparc/include/asm/prom.h @@ -0,0 +1,108 @@ +#ifndef _SPARC_PROM_H +#define _SPARC_PROM_H +#ifdef __KERNEL__ + +/* + * Definitions for talking to the Open Firmware PROM on + * Power Macintosh computers. + * + * Copyright (C) 1996-2005 Paul Mackerras. + * + * Updates for PPC64 by Peter Bergner & David Engebretsen, IBM Corp. + * Updates for SPARC by David S. Miller + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ +#include <linux/types.h> +#include <linux/proc_fs.h> +#include <asm/atomic.h> + +#define OF_ROOT_NODE_ADDR_CELLS_DEFAULT 2 +#define OF_ROOT_NODE_SIZE_CELLS_DEFAULT 1 + +#define of_compat_cmp(s1, s2, l) strncmp((s1), (s2), (l)) +#define of_prop_cmp(s1, s2) strcasecmp((s1), (s2)) +#define of_node_cmp(s1, s2) strcmp((s1), (s2)) + +typedef u32 phandle; +typedef u32 ihandle; + +struct property { + char *name; + int length; + void *value; + struct property *next; + unsigned long _flags; + unsigned int unique_id; +}; + +struct of_irq_controller; +struct device_node { + const char *name; + const char *type; + phandle node; + char *path_component_name; + char *full_name; + + struct property *properties; + struct property *deadprops; /* removed properties */ + struct device_node *parent; + struct device_node *child; + struct device_node *sibling; + struct device_node *next; /* next device of same type */ + struct device_node *allnext; /* next in list of all nodes */ + struct proc_dir_entry *pde; /* this node's proc directory */ + struct kref kref; + unsigned long _flags; + void *data; + unsigned int unique_id; + + struct of_irq_controller *irq_trans; +}; + +struct of_irq_controller { + unsigned int (*irq_build)(struct device_node *, unsigned int, void *); + void *data; +}; + +#define OF_IS_DYNAMIC(x) test_bit(OF_DYNAMIC, &x->_flags) +#define OF_MARK_DYNAMIC(x) set_bit(OF_DYNAMIC, &x->_flags) + +extern struct device_node *of_find_node_by_cpuid(int cpuid); +extern int of_set_property(struct device_node *node, const char *name, void *val, int len); +extern int of_getintprop_default(struct device_node *np, + const char *name, + int def); +extern int of_find_in_proplist(const char *list, const char *match, int len); +#ifdef CONFIG_NUMA +extern int of_node_to_nid(struct device_node *dp); +#else +#define of_node_to_nid(dp) (-1) +#endif + +extern void prom_build_devicetree(void); + +/* Dummy ref counting routines - to be implemented later */ +static inline struct device_node *of_node_get(struct device_node *node) +{ + return node; +} +static inline void of_node_put(struct device_node *node) +{ +} + +/* + * NB: This is here while we transition from using asm/prom.h + * to linux/of.h + */ +#include <linux/of.h> + +extern struct device_node *of_console_device; +extern char *of_console_path; +extern char *of_console_options; + +#endif /* __KERNEL__ */ +#endif /* _SPARC_PROM_H */ diff --git a/arch/sparc/include/asm/psr.h b/arch/sparc/include/asm/psr.h new file mode 100644 index 0000000..b8c0e5f --- /dev/null +++ b/arch/sparc/include/asm/psr.h @@ -0,0 +1,93 @@ +/* + * psr.h: This file holds the macros for masking off various parts of + * the processor status register on the Sparc. This is valid + * for Version 8. On the V9 this is renamed to the PSTATE + * register and its members are accessed as fields like + * PSTATE.PRIV for the current CPU privilege level. + * + * Copyright (C) 1994 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef __LINUX_SPARC_PSR_H +#define __LINUX_SPARC_PSR_H + +/* The Sparc PSR fields are laid out as the following: + * + * ------------------------------------------------------------------------ + * | impl | vers | icc | resv | EC | EF | PIL | S | PS | ET | CWP | + * | 31-28 | 27-24 | 23-20 | 19-14 | 13 | 12 | 11-8 | 7 | 6 | 5 | 4-0 | + * ------------------------------------------------------------------------ + */ +#define PSR_CWP 0x0000001f /* current window pointer */ +#define PSR_ET 0x00000020 /* enable traps field */ +#define PSR_PS 0x00000040 /* previous privilege level */ +#define PSR_S 0x00000080 /* current privilege level */ +#define PSR_PIL 0x00000f00 /* processor interrupt level */ +#define PSR_EF 0x00001000 /* enable floating point */ +#define PSR_EC 0x00002000 /* enable co-processor */ +#define PSR_SYSCALL 0x00004000 /* inside of a syscall */ +#define PSR_LE 0x00008000 /* SuperSparcII little-endian */ +#define PSR_ICC 0x00f00000 /* integer condition codes */ +#define PSR_C 0x00100000 /* carry bit */ +#define PSR_V 0x00200000 /* overflow bit */ +#define PSR_Z 0x00400000 /* zero bit */ +#define PSR_N 0x00800000 /* negative bit */ +#define PSR_VERS 0x0f000000 /* cpu-version field */ +#define PSR_IMPL 0xf0000000 /* cpu-implementation field */ + +#ifdef __KERNEL__ + +#ifndef __ASSEMBLY__ +/* Get the %psr register. */ +static inline unsigned int get_psr(void) +{ + unsigned int psr; + __asm__ __volatile__( + "rd %%psr, %0\n\t" + "nop\n\t" + "nop\n\t" + "nop\n\t" + : "=r" (psr) + : /* no inputs */ + : "memory"); + + return psr; +} + +static inline void put_psr(unsigned int new_psr) +{ + __asm__ __volatile__( + "wr %0, 0x0, %%psr\n\t" + "nop\n\t" + "nop\n\t" + "nop\n\t" + : /* no outputs */ + : "r" (new_psr) + : "memory", "cc"); +} + +/* Get the %fsr register. Be careful, make sure the floating point + * enable bit is set in the %psr when you execute this or you will + * incur a trap. + */ + +extern unsigned int fsr_storage; + +static inline unsigned int get_fsr(void) +{ + unsigned int fsr = 0; + + __asm__ __volatile__( + "st %%fsr, %1\n\t" + "ld %1, %0\n\t" + : "=r" (fsr) + : "m" (fsr_storage)); + + return fsr; +} + +#endif /* !(__ASSEMBLY__) */ + +#endif /* (__KERNEL__) */ + +#endif /* !(__LINUX_SPARC_PSR_H) */ diff --git a/arch/sparc/include/asm/psrcompat.h b/arch/sparc/include/asm/psrcompat.h new file mode 100644 index 0000000..44b6327 --- /dev/null +++ b/arch/sparc/include/asm/psrcompat.h @@ -0,0 +1,45 @@ +#ifndef _SPARC64_PSRCOMPAT_H +#define _SPARC64_PSRCOMPAT_H + +#include <asm/pstate.h> + +/* Old 32-bit PSR fields for the compatibility conversion code. */ +#define PSR_CWP 0x0000001f /* current window pointer */ +#define PSR_ET 0x00000020 /* enable traps field */ +#define PSR_PS 0x00000040 /* previous privilege level */ +#define PSR_S 0x00000080 /* current privilege level */ +#define PSR_PIL 0x00000f00 /* processor interrupt level */ +#define PSR_EF 0x00001000 /* enable floating point */ +#define PSR_EC 0x00002000 /* enable co-processor */ +#define PSR_SYSCALL 0x00004000 /* inside of a syscall */ +#define PSR_LE 0x00008000 /* SuperSparcII little-endian */ +#define PSR_ICC 0x00f00000 /* integer condition codes */ +#define PSR_C 0x00100000 /* carry bit */ +#define PSR_V 0x00200000 /* overflow bit */ +#define PSR_Z 0x00400000 /* zero bit */ +#define PSR_N 0x00800000 /* negative bit */ +#define PSR_VERS 0x0f000000 /* cpu-version field */ +#define PSR_IMPL 0xf0000000 /* cpu-implementation field */ + +#define PSR_V8PLUS 0xff000000 /* fake impl/ver, meaning a 64bit CPU is present */ +#define PSR_XCC 0x000f0000 /* if PSR_V8PLUS, this is %xcc */ + +static inline unsigned int tstate_to_psr(unsigned long tstate) +{ + return ((tstate & TSTATE_CWP) | + PSR_S | + ((tstate & TSTATE_ICC) >> 12) | + ((tstate & TSTATE_XCC) >> 20) | + ((tstate & TSTATE_SYSCALL) ? PSR_SYSCALL : 0) | + PSR_V8PLUS); +} + +static inline unsigned long psr_to_tstate_icc(unsigned int psr) +{ + unsigned long tstate = ((unsigned long)(psr & PSR_ICC)) << 12; + if ((psr & (PSR_VERS|PSR_IMPL)) == PSR_V8PLUS) + tstate |= ((unsigned long)(psr & PSR_XCC)) << 20; + return tstate; +} + +#endif /* !(_SPARC64_PSRCOMPAT_H) */ diff --git a/arch/sparc/include/asm/pstate.h b/arch/sparc/include/asm/pstate.h new file mode 100644 index 0000000..a26a537 --- /dev/null +++ b/arch/sparc/include/asm/pstate.h @@ -0,0 +1,91 @@ +#ifndef _SPARC64_PSTATE_H +#define _SPARC64_PSTATE_H + +#include <linux/const.h> + +/* The V9 PSTATE Register (with SpitFire extensions). + * + * ----------------------------------------------------------------------- + * | Resv | IG | MG | CLE | TLE | MM | RED | PEF | AM | PRIV | IE | AG | + * ----------------------------------------------------------------------- + * 63 12 11 10 9 8 7 6 5 4 3 2 1 0 + */ +#define PSTATE_IG _AC(0x0000000000000800,UL) /* Interrupt Globals. */ +#define PSTATE_MG _AC(0x0000000000000400,UL) /* MMU Globals. */ +#define PSTATE_CLE _AC(0x0000000000000200,UL) /* Current Little Endian.*/ +#define PSTATE_TLE _AC(0x0000000000000100,UL) /* Trap Little Endian. */ +#define PSTATE_MM _AC(0x00000000000000c0,UL) /* Memory Model. */ +#define PSTATE_TSO _AC(0x0000000000000000,UL) /* MM: TotalStoreOrder */ +#define PSTATE_PSO _AC(0x0000000000000040,UL) /* MM: PartialStoreOrder */ +#define PSTATE_RMO _AC(0x0000000000000080,UL) /* MM: RelaxedMemoryOrder*/ +#define PSTATE_RED _AC(0x0000000000000020,UL) /* Reset Error Debug. */ +#define PSTATE_PEF _AC(0x0000000000000010,UL) /* Floating Point Enable.*/ +#define PSTATE_AM _AC(0x0000000000000008,UL) /* Address Mask. */ +#define PSTATE_PRIV _AC(0x0000000000000004,UL) /* Privilege. */ +#define PSTATE_IE _AC(0x0000000000000002,UL) /* Interrupt Enable. */ +#define PSTATE_AG _AC(0x0000000000000001,UL) /* Alternate Globals. */ + +/* The V9 TSTATE Register (with SpitFire and Linux extensions). + * + * --------------------------------------------------------------------- + * | Resv | GL | CCR | ASI | %pil | PSTATE | Resv | CWP | + * --------------------------------------------------------------------- + * 63 43 42 40 39 32 31 24 23 20 19 8 7 5 4 0 + */ +#define TSTATE_GL _AC(0x0000070000000000,UL) /* Global reg level */ +#define TSTATE_CCR _AC(0x000000ff00000000,UL) /* Condition Codes. */ +#define TSTATE_XCC _AC(0x000000f000000000,UL) /* Condition Codes. */ +#define TSTATE_XNEG _AC(0x0000008000000000,UL) /* %xcc Negative. */ +#define TSTATE_XZERO _AC(0x0000004000000000,UL) /* %xcc Zero. */ +#define TSTATE_XOVFL _AC(0x0000002000000000,UL) /* %xcc Overflow. */ +#define TSTATE_XCARRY _AC(0x0000001000000000,UL) /* %xcc Carry. */ +#define TSTATE_ICC _AC(0x0000000f00000000,UL) /* Condition Codes. */ +#define TSTATE_INEG _AC(0x0000000800000000,UL) /* %icc Negative. */ +#define TSTATE_IZERO _AC(0x0000000400000000,UL) /* %icc Zero. */ +#define TSTATE_IOVFL _AC(0x0000000200000000,UL) /* %icc Overflow. */ +#define TSTATE_ICARRY _AC(0x0000000100000000,UL) /* %icc Carry. */ +#define TSTATE_ASI _AC(0x00000000ff000000,UL) /* AddrSpace ID. */ +#define TSTATE_PIL _AC(0x0000000000f00000,UL) /* %pil (Linux traps)*/ +#define TSTATE_PSTATE _AC(0x00000000000fff00,UL) /* PSTATE. */ +#define TSTATE_IG _AC(0x0000000000080000,UL) /* Interrupt Globals.*/ +#define TSTATE_MG _AC(0x0000000000040000,UL) /* MMU Globals. */ +#define TSTATE_CLE _AC(0x0000000000020000,UL) /* CurrLittleEndian. */ +#define TSTATE_TLE _AC(0x0000000000010000,UL) /* TrapLittleEndian. */ +#define TSTATE_MM _AC(0x000000000000c000,UL) /* Memory Model. */ +#define TSTATE_TSO _AC(0x0000000000000000,UL) /* MM: TSO */ +#define TSTATE_PSO _AC(0x0000000000004000,UL) /* MM: PSO */ +#define TSTATE_RMO _AC(0x0000000000008000,UL) /* MM: RMO */ +#define TSTATE_RED _AC(0x0000000000002000,UL) /* Reset Error Debug.*/ +#define TSTATE_PEF _AC(0x0000000000001000,UL) /* FPU Enable. */ +#define TSTATE_AM _AC(0x0000000000000800,UL) /* Address Mask. */ +#define TSTATE_PRIV _AC(0x0000000000000400,UL) /* Privilege. */ +#define TSTATE_IE _AC(0x0000000000000200,UL) /* Interrupt Enable. */ +#define TSTATE_AG _AC(0x0000000000000100,UL) /* Alternate Globals.*/ +#define TSTATE_SYSCALL _AC(0x0000000000000020,UL) /* in syscall trap */ +#define TSTATE_CWP _AC(0x000000000000001f,UL) /* Curr Win-Pointer. */ + +/* Floating-Point Registers State Register. + * + * -------------------------------- + * | Resv | FEF | DU | DL | + * -------------------------------- + * 63 3 2 1 0 + */ +#define FPRS_FEF _AC(0x0000000000000004,UL) /* FPU Enable. */ +#define FPRS_DU _AC(0x0000000000000002,UL) /* Dirty Upper. */ +#define FPRS_DL _AC(0x0000000000000001,UL) /* Dirty Lower. */ + +/* Version Register. + * + * ------------------------------------------------------ + * | MANUF | IMPL | MASK | Resv | MAXTL | Resv | MAXWIN | + * ------------------------------------------------------ + * 63 48 47 32 31 24 23 16 15 8 7 5 4 0 + */ +#define VERS_MANUF _AC(0xffff000000000000,UL) /* Manufacturer. */ +#define VERS_IMPL _AC(0x0000ffff00000000,UL) /* Implementation. */ +#define VERS_MASK _AC(0x00000000ff000000,UL) /* Mask Set Revision.*/ +#define VERS_MAXTL _AC(0x000000000000ff00,UL) /* Max Trap Level. */ +#define VERS_MAXWIN _AC(0x000000000000001f,UL) /* Max RegWindow Idx.*/ + +#endif /* !(_SPARC64_PSTATE_H) */ diff --git a/arch/sparc/include/asm/ptrace.h b/arch/sparc/include/asm/ptrace.h new file mode 100644 index 0000000..6dcbe2e --- /dev/null +++ b/arch/sparc/include/asm/ptrace.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_PTRACE_H +#define ___ASM_SPARC_PTRACE_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/ptrace_64.h> +#else +#include <asm/ptrace_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/ptrace_32.h b/arch/sparc/include/asm/ptrace_32.h new file mode 100644 index 0000000..d43c88b --- /dev/null +++ b/arch/sparc/include/asm/ptrace_32.h @@ -0,0 +1,176 @@ +#ifndef _SPARC_PTRACE_H +#define _SPARC_PTRACE_H + +#include <asm/psr.h> + +/* This struct defines the way the registers are stored on the + * stack during a system call and basically all traps. + */ + +#ifndef __ASSEMBLY__ + +#include <linux/types.h> + +struct pt_regs { + unsigned long psr; + unsigned long pc; + unsigned long npc; + unsigned long y; + unsigned long u_regs[16]; /* globals and ins */ +}; + +#define UREG_G0 0 +#define UREG_G1 1 +#define UREG_G2 2 +#define UREG_G3 3 +#define UREG_G4 4 +#define UREG_G5 5 +#define UREG_G6 6 +#define UREG_G7 7 +#define UREG_I0 8 +#define UREG_I1 9 +#define UREG_I2 10 +#define UREG_I3 11 +#define UREG_I4 12 +#define UREG_I5 13 +#define UREG_I6 14 +#define UREG_I7 15 +#define UREG_WIM UREG_G0 +#define UREG_FADDR UREG_G0 +#define UREG_FP UREG_I6 +#define UREG_RETPC UREG_I7 + +static inline bool pt_regs_is_syscall(struct pt_regs *regs) +{ + return (regs->psr & PSR_SYSCALL); +} + +static inline bool pt_regs_clear_syscall(struct pt_regs *regs) +{ + return (regs->psr &= ~PSR_SYSCALL); +} + +/* A register window */ +struct reg_window { + unsigned long locals[8]; + unsigned long ins[8]; +}; + +/* A Sparc stack frame */ +struct sparc_stackf { + unsigned long locals[8]; + unsigned long ins[6]; + struct sparc_stackf *fp; + unsigned long callers_pc; + char *structptr; + unsigned long xargs[6]; + unsigned long xxargs[1]; +}; + +#define TRACEREG_SZ sizeof(struct pt_regs) +#define STACKFRAME_SZ sizeof(struct sparc_stackf) + +#ifdef __KERNEL__ + +#define user_mode(regs) (!((regs)->psr & PSR_PS)) +#define instruction_pointer(regs) ((regs)->pc) +#define user_stack_pointer(regs) ((regs)->u_regs[UREG_FP]) +unsigned long profile_pc(struct pt_regs *); +extern void show_regs(struct pt_regs *); +#endif + +#else /* __ASSEMBLY__ */ +/* For assembly code. */ +#define TRACEREG_SZ 0x50 +#define STACKFRAME_SZ 0x60 +#endif + +/* + * The asm-offsets.h is a generated file, so we cannot include it. + * It may be OK for glibc headers, but it's utterly pointless for C code. + * The assembly code using those offsets has to include it explicitly. + */ +/* #include <asm/asm-offsets.h> */ + +/* These are for pt_regs. */ +#define PT_PSR 0x0 +#define PT_PC 0x4 +#define PT_NPC 0x8 +#define PT_Y 0xc +#define PT_G0 0x10 +#define PT_WIM PT_G0 +#define PT_G1 0x14 +#define PT_G2 0x18 +#define PT_G3 0x1c +#define PT_G4 0x20 +#define PT_G5 0x24 +#define PT_G6 0x28 +#define PT_G7 0x2c +#define PT_I0 0x30 +#define PT_I1 0x34 +#define PT_I2 0x38 +#define PT_I3 0x3c +#define PT_I4 0x40 +#define PT_I5 0x44 +#define PT_I6 0x48 +#define PT_FP PT_I6 +#define PT_I7 0x4c + +/* Reg_window offsets */ +#define RW_L0 0x00 +#define RW_L1 0x04 +#define RW_L2 0x08 +#define RW_L3 0x0c +#define RW_L4 0x10 +#define RW_L5 0x14 +#define RW_L6 0x18 +#define RW_L7 0x1c +#define RW_I0 0x20 +#define RW_I1 0x24 +#define RW_I2 0x28 +#define RW_I3 0x2c +#define RW_I4 0x30 +#define RW_I5 0x34 +#define RW_I6 0x38 +#define RW_I7 0x3c + +/* Stack_frame offsets */ +#define SF_L0 0x00 +#define SF_L1 0x04 +#define SF_L2 0x08 +#define SF_L3 0x0c +#define SF_L4 0x10 +#define SF_L5 0x14 +#define SF_L6 0x18 +#define SF_L7 0x1c +#define SF_I0 0x20 +#define SF_I1 0x24 +#define SF_I2 0x28 +#define SF_I3 0x2c +#define SF_I4 0x30 +#define SF_I5 0x34 +#define SF_FP 0x38 +#define SF_PC 0x3c +#define SF_RETP 0x40 +#define SF_XARG0 0x44 +#define SF_XARG1 0x48 +#define SF_XARG2 0x4c +#define SF_XARG3 0x50 +#define SF_XARG4 0x54 +#define SF_XARG5 0x58 +#define SF_XXARG 0x5c + +/* Stuff for the ptrace system call */ +#define PTRACE_SPARC_DETACH 11 +#define PTRACE_GETREGS 12 +#define PTRACE_SETREGS 13 +#define PTRACE_GETFPREGS 14 +#define PTRACE_SETFPREGS 15 +#define PTRACE_READDATA 16 +#define PTRACE_WRITEDATA 17 +#define PTRACE_READTEXT 18 +#define PTRACE_WRITETEXT 19 +#define PTRACE_GETFPAREGS 20 +#define PTRACE_SETFPAREGS 21 + +#endif /* !(_SPARC_PTRACE_H) */ diff --git a/arch/sparc/include/asm/ptrace_64.h b/arch/sparc/include/asm/ptrace_64.h new file mode 100644 index 0000000..ec6d45c --- /dev/null +++ b/arch/sparc/include/asm/ptrace_64.h @@ -0,0 +1,347 @@ +#ifndef _SPARC64_PTRACE_H +#define _SPARC64_PTRACE_H + +#include <asm/pstate.h> + +/* This struct defines the way the registers are stored on the + * stack during a system call and basically all traps. + */ + +/* This magic value must have the low 9 bits clear, + * as that is where we encode the %tt value, see below. + */ +#define PT_REGS_MAGIC 0x57ac6c00 + +#ifndef __ASSEMBLY__ + +#include <linux/types.h> + +struct pt_regs { + unsigned long u_regs[16]; /* globals and ins */ + unsigned long tstate; + unsigned long tpc; + unsigned long tnpc; + unsigned int y; + + /* We encode a magic number, PT_REGS_MAGIC, along + * with the %tt (trap type) register value at trap + * entry time. The magic number allows us to identify + * accurately a trap stack frame in the stack + * unwinder, and the %tt value allows us to test + * things like "in a system call" etc. for an arbitray + * process. + * + * The PT_REGS_MAGIC is choosen such that it can be + * loaded completely using just a sethi instruction. + */ + unsigned int magic; +}; + +static inline int pt_regs_trap_type(struct pt_regs *regs) +{ + return regs->magic & 0x1ff; +} + +static inline bool pt_regs_is_syscall(struct pt_regs *regs) +{ + return (regs->tstate & TSTATE_SYSCALL); +} + +static inline bool pt_regs_clear_syscall(struct pt_regs *regs) +{ + return (regs->tstate &= ~TSTATE_SYSCALL); +} + +struct pt_regs32 { + unsigned int psr; + unsigned int pc; + unsigned int npc; + unsigned int y; + unsigned int u_regs[16]; /* globals and ins */ +}; + +#define UREG_G0 0 +#define UREG_G1 1 +#define UREG_G2 2 +#define UREG_G3 3 +#define UREG_G4 4 +#define UREG_G5 5 +#define UREG_G6 6 +#define UREG_G7 7 +#define UREG_I0 8 +#define UREG_I1 9 +#define UREG_I2 10 +#define UREG_I3 11 +#define UREG_I4 12 +#define UREG_I5 13 +#define UREG_I6 14 +#define UREG_I7 15 +#define UREG_FP UREG_I6 +#define UREG_RETPC UREG_I7 + +/* A V9 register window */ +struct reg_window { + unsigned long locals[8]; + unsigned long ins[8]; +}; + +/* A 32-bit register window. */ +struct reg_window32 { + unsigned int locals[8]; + unsigned int ins[8]; +}; + +/* A V9 Sparc stack frame */ +struct sparc_stackf { + unsigned long locals[8]; + unsigned long ins[6]; + struct sparc_stackf *fp; + unsigned long callers_pc; + char *structptr; + unsigned long xargs[6]; + unsigned long xxargs[1]; +}; + +/* A 32-bit Sparc stack frame */ +struct sparc_stackf32 { + unsigned int locals[8]; + unsigned int ins[6]; + unsigned int fp; + unsigned int callers_pc; + unsigned int structptr; + unsigned int xargs[6]; + unsigned int xxargs[1]; +}; + +struct sparc_trapf { + unsigned long locals[8]; + unsigned long ins[8]; + unsigned long _unused; + struct pt_regs *regs; +}; + +#define TRACEREG_SZ sizeof(struct pt_regs) +#define STACKFRAME_SZ sizeof(struct sparc_stackf) + +#define TRACEREG32_SZ sizeof(struct pt_regs32) +#define STACKFRAME32_SZ sizeof(struct sparc_stackf32) + +#ifdef __KERNEL__ + +struct global_reg_snapshot { + unsigned long tstate; + unsigned long tpc; + unsigned long tnpc; + unsigned long o7; + unsigned long i7; + struct thread_info *thread; + unsigned long pad1; + unsigned long pad2; +}; + +#define __ARCH_WANT_COMPAT_SYS_PTRACE + +#define force_successful_syscall_return() \ +do { current_thread_info()->syscall_noerror = 1; \ +} while (0) +#define user_mode(regs) (!((regs)->tstate & TSTATE_PRIV)) +#define instruction_pointer(regs) ((regs)->tpc) +#define user_stack_pointer(regs) ((regs)->u_regs[UREG_FP]) +#define regs_return_value(regs) ((regs)->u_regs[UREG_I0]) +#ifdef CONFIG_SMP +extern unsigned long profile_pc(struct pt_regs *); +#else +#define profile_pc(regs) instruction_pointer(regs) +#endif +extern void show_regs(struct pt_regs *); +extern void __show_regs(struct pt_regs *); +#endif + +#else /* __ASSEMBLY__ */ +/* For assembly code. */ +#define TRACEREG_SZ 0xa0 +#define STACKFRAME_SZ 0xc0 + +#define TRACEREG32_SZ 0x50 +#define STACKFRAME32_SZ 0x60 +#endif + +#ifdef __KERNEL__ +#define STACK_BIAS 2047 +#endif + +/* These are for pt_regs. */ +#define PT_V9_G0 0x00 +#define PT_V9_G1 0x08 +#define PT_V9_G2 0x10 +#define PT_V9_G3 0x18 +#define PT_V9_G4 0x20 +#define PT_V9_G5 0x28 +#define PT_V9_G6 0x30 +#define PT_V9_G7 0x38 +#define PT_V9_I0 0x40 +#define PT_V9_I1 0x48 +#define PT_V9_I2 0x50 +#define PT_V9_I3 0x58 +#define PT_V9_I4 0x60 +#define PT_V9_I5 0x68 +#define PT_V9_I6 0x70 +#define PT_V9_FP PT_V9_I6 +#define PT_V9_I7 0x78 +#define PT_V9_TSTATE 0x80 +#define PT_V9_TPC 0x88 +#define PT_V9_TNPC 0x90 +#define PT_V9_Y 0x98 +#define PT_V9_MAGIC 0x9c +#define PT_TSTATE PT_V9_TSTATE +#define PT_TPC PT_V9_TPC +#define PT_TNPC PT_V9_TNPC + +/* These for pt_regs32. */ +#define PT_PSR 0x0 +#define PT_PC 0x4 +#define PT_NPC 0x8 +#define PT_Y 0xc +#define PT_G0 0x10 +#define PT_WIM PT_G0 +#define PT_G1 0x14 +#define PT_G2 0x18 +#define PT_G3 0x1c +#define PT_G4 0x20 +#define PT_G5 0x24 +#define PT_G6 0x28 +#define PT_G7 0x2c +#define PT_I0 0x30 +#define PT_I1 0x34 +#define PT_I2 0x38 +#define PT_I3 0x3c +#define PT_I4 0x40 +#define PT_I5 0x44 +#define PT_I6 0x48 +#define PT_FP PT_I6 +#define PT_I7 0x4c + +/* Reg_window offsets */ +#define RW_V9_L0 0x00 +#define RW_V9_L1 0x08 +#define RW_V9_L2 0x10 +#define RW_V9_L3 0x18 +#define RW_V9_L4 0x20 +#define RW_V9_L5 0x28 +#define RW_V9_L6 0x30 +#define RW_V9_L7 0x38 +#define RW_V9_I0 0x40 +#define RW_V9_I1 0x48 +#define RW_V9_I2 0x50 +#define RW_V9_I3 0x58 +#define RW_V9_I4 0x60 +#define RW_V9_I5 0x68 +#define RW_V9_I6 0x70 +#define RW_V9_I7 0x78 + +#define RW_L0 0x00 +#define RW_L1 0x04 +#define RW_L2 0x08 +#define RW_L3 0x0c +#define RW_L4 0x10 +#define RW_L5 0x14 +#define RW_L6 0x18 +#define RW_L7 0x1c +#define RW_I0 0x20 +#define RW_I1 0x24 +#define RW_I2 0x28 +#define RW_I3 0x2c +#define RW_I4 0x30 +#define RW_I5 0x34 +#define RW_I6 0x38 +#define RW_I7 0x3c + +/* Stack_frame offsets */ +#define SF_V9_L0 0x00 +#define SF_V9_L1 0x08 +#define SF_V9_L2 0x10 +#define SF_V9_L3 0x18 +#define SF_V9_L4 0x20 +#define SF_V9_L5 0x28 +#define SF_V9_L6 0x30 +#define SF_V9_L7 0x38 +#define SF_V9_I0 0x40 +#define SF_V9_I1 0x48 +#define SF_V9_I2 0x50 +#define SF_V9_I3 0x58 +#define SF_V9_I4 0x60 +#define SF_V9_I5 0x68 +#define SF_V9_FP 0x70 +#define SF_V9_PC 0x78 +#define SF_V9_RETP 0x80 +#define SF_V9_XARG0 0x88 +#define SF_V9_XARG1 0x90 +#define SF_V9_XARG2 0x98 +#define SF_V9_XARG3 0xa0 +#define SF_V9_XARG4 0xa8 +#define SF_V9_XARG5 0xb0 +#define SF_V9_XXARG 0xb8 + +#define SF_L0 0x00 +#define SF_L1 0x04 +#define SF_L2 0x08 +#define SF_L3 0x0c +#define SF_L4 0x10 +#define SF_L5 0x14 +#define SF_L6 0x18 +#define SF_L7 0x1c +#define SF_I0 0x20 +#define SF_I1 0x24 +#define SF_I2 0x28 +#define SF_I3 0x2c +#define SF_I4 0x30 +#define SF_I5 0x34 +#define SF_FP 0x38 +#define SF_PC 0x3c +#define SF_RETP 0x40 +#define SF_XARG0 0x44 +#define SF_XARG1 0x48 +#define SF_XARG2 0x4c +#define SF_XARG3 0x50 +#define SF_XARG4 0x54 +#define SF_XARG5 0x58 +#define SF_XXARG 0x5c + +#ifdef __KERNEL__ + +/* global_reg_snapshot offsets */ +#define GR_SNAP_TSTATE 0x00 +#define GR_SNAP_TPC 0x08 +#define GR_SNAP_TNPC 0x10 +#define GR_SNAP_O7 0x18 +#define GR_SNAP_I7 0x20 +#define GR_SNAP_THREAD 0x28 +#define GR_SNAP_PAD1 0x30 +#define GR_SNAP_PAD2 0x38 + +#endif /* __KERNEL__ */ + +/* Stuff for the ptrace system call */ +#define PTRACE_SPARC_DETACH 11 +#define PTRACE_GETREGS 12 +#define PTRACE_SETREGS 13 +#define PTRACE_GETFPREGS 14 +#define PTRACE_SETFPREGS 15 +#define PTRACE_READDATA 16 +#define PTRACE_WRITEDATA 17 +#define PTRACE_READTEXT 18 +#define PTRACE_WRITETEXT 19 +#define PTRACE_GETFPAREGS 20 +#define PTRACE_SETFPAREGS 21 + +/* There are for debugging 64-bit processes, either from a 32 or 64 bit + * parent. Thus their complements are for debugging 32-bit processes only. + */ + +#define PTRACE_GETREGS64 22 +#define PTRACE_SETREGS64 23 +/* PTRACE_SYSCALL is 24 */ +#define PTRACE_GETFPREGS64 25 +#define PTRACE_SETFPREGS64 26 + +#endif /* !(_SPARC64_PTRACE_H) */ diff --git a/arch/sparc/include/asm/reboot.h b/arch/sparc/include/asm/reboot.h new file mode 100644 index 0000000..3f3f43f --- /dev/null +++ b/arch/sparc/include/asm/reboot.h @@ -0,0 +1,6 @@ +#ifndef _SPARC64_REBOOT_H +#define _SPARC64_REBOOT_H + +extern void machine_alt_power_off(void); + +#endif /* _SPARC64_REBOOT_H */ diff --git a/arch/sparc/include/asm/reg.h b/arch/sparc/include/asm/reg.h new file mode 100644 index 0000000..0c16e19 --- /dev/null +++ b/arch/sparc/include/asm/reg.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_REG_H +#define ___ASM_SPARC_REG_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/reg_64.h> +#else +#include <asm/reg_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/reg_32.h b/arch/sparc/include/asm/reg_32.h new file mode 100644 index 0000000..1efb056 --- /dev/null +++ b/arch/sparc/include/asm/reg_32.h @@ -0,0 +1,79 @@ +/* + * linux/include/asm/reg.h + * Layout of the registers as expected by gdb on the Sparc + * we should replace the user.h definitions with those in + * this file, we don't even use the other + * -miguel + * + * The names of the structures, constants and aliases in this file + * have the same names as the sunos ones, some programs rely on these + * names (gdb for example). + * + */ + +#ifndef __SPARC_REG_H +#define __SPARC_REG_H + +struct regs { + int r_psr; +#define r_ps r_psr + int r_pc; + int r_npc; + int r_y; + int r_g1; + int r_g2; + int r_g3; + int r_g4; + int r_g5; + int r_g6; + int r_g7; + int r_o0; + int r_o1; + int r_o2; + int r_o3; + int r_o4; + int r_o5; + int r_o6; + int r_o7; +}; + +struct fpq { + unsigned long *addr; + unsigned long instr; +}; + +struct fq { + union { + double whole; + struct fpq fpq; + } FQu; +}; + +#define FPU_REGS_TYPE unsigned int +#define FPU_FSR_TYPE unsigned + +struct fp_status { + union { + FPU_REGS_TYPE Fpu_regs[32]; + double Fpu_dregs[16]; + } fpu_fr; + FPU_FSR_TYPE Fpu_fsr; + unsigned Fpu_flags; + unsigned Fpu_extra; + unsigned Fpu_qcnt; + struct fq Fpu_q[16]; +}; + +#define fpu_regs f_fpstatus.fpu_fr.Fpu_regs +#define fpu_dregs f_fpstatus.fpu_fr.Fpu_dregs +#define fpu_fsr f_fpstatus.Fpu_fsr +#define fpu_flags f_fpstatus.Fpu_flags +#define fpu_extra f_fpstatus.Fpu_extra +#define fpu_q f_fpstatus.Fpu_q +#define fpu_qcnt f_fpstatus.Fpu_qcnt + +struct fpu { + struct fp_status f_fpstatus; +}; + +#endif /* __SPARC_REG_H */ diff --git a/arch/sparc/include/asm/reg_64.h b/arch/sparc/include/asm/reg_64.h new file mode 100644 index 0000000..6f277d7 --- /dev/null +++ b/arch/sparc/include/asm/reg_64.h @@ -0,0 +1,56 @@ +/* + * linux/asm/reg.h + * Layout of the registers as expected by gdb on the Sparc + * we should replace the user.h definitions with those in + * this file, we don't even use the other + * -miguel + * + * The names of the structures, constants and aliases in this file + * have the same names as the sunos ones, some programs rely on these + * names (gdb for example). + * + */ + +#ifndef __SPARC64_REG_H +#define __SPARC64_REG_H + +struct regs { + unsigned long r_g1; + unsigned long r_g2; + unsigned long r_g3; + unsigned long r_g4; + unsigned long r_g5; + unsigned long r_g6; + unsigned long r_g7; + unsigned long r_o0; + unsigned long r_o1; + unsigned long r_o2; + unsigned long r_o3; + unsigned long r_o4; + unsigned long r_o5; + unsigned long r_o6; + unsigned long r_o7; + unsigned long __pad; + unsigned long r_tstate; + unsigned long r_tpc; + unsigned long r_tnpc; + unsigned int r_y; + unsigned int r_fprs; +}; + +#define FPU_REGS_TYPE unsigned int +#define FPU_FSR_TYPE unsigned long + +struct fp_status { + unsigned long fpu_fr[32]; + unsigned long Fpu_fsr; +}; + +struct fpu { + struct fp_status f_fpstatus; +}; + +#define fpu_regs f_fpstatus.fpu_fr +#define fpu_fsr f_fpstatus.Fpu_fsr + +#endif /* __SPARC64_REG_H */ diff --git a/arch/sparc/include/asm/resource.h b/arch/sparc/include/asm/resource.h new file mode 100644 index 0000000..fe163ca --- /dev/null +++ b/arch/sparc/include/asm/resource.h @@ -0,0 +1,30 @@ +/* + * resource.h: Resource definitions. + * + * Copyright (C) 1995,1996 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_RESOURCE_H +#define _SPARC_RESOURCE_H + +/* + * These two resource limit IDs have a Sparc/Linux-specific ordering, + * the rest comes from the generic header: + */ +#define RLIMIT_NOFILE 6 /* max number of open files */ +#define RLIMIT_NPROC 7 /* max number of processes */ + +#if defined(__sparc__) && defined(__arch64__) +/* Use generic version */ +#else +/* + * SuS says limits have to be unsigned. + * We make this unsigned, but keep the + * old value for compatibility: + */ +#define RLIM_INFINITY 0x7fffffff +#endif + +#include <asm-generic/resource.h> + +#endif /* !(_SPARC_RESOURCE_H) */ diff --git a/arch/sparc/include/asm/ross.h b/arch/sparc/include/asm/ross.h new file mode 100644 index 0000000..ecb6e81 --- /dev/null +++ b/arch/sparc/include/asm/ross.h @@ -0,0 +1,191 @@ +/* + * ross.h: Ross module specific definitions and defines. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_ROSS_H +#define _SPARC_ROSS_H + +#include <asm/asi.h> +#include <asm/page.h> + +/* Ross made Hypersparcs have a %psr 'impl' field of '0001'. The 'vers' + * field has '1111'. + */ + +/* The MMU control register fields on the HyperSparc. + * + * ----------------------------------------------------------------- + * |implvers| RSV |CWR|SE|WBE| MID |BM| C|CS|MR|CM|RSV|CE|RSV|NF|ME| + * ----------------------------------------------------------------- + * 31 24 23-22 21 20 19 18-15 14 13 12 11 10 9 8 7-2 1 0 + * + * Phew, lots of fields there ;-) + * + * CWR: Cache Wrapping Enabled, if one cache wrapping is on. + * SE: Snoop Enable, turns on bus snooping for cache activity if one. + * WBE: Write Buffer Enable, one turns it on. + * MID: The ModuleID of the chip for MBus transactions. + * BM: Boot-Mode. One indicates the MMU is in boot mode. + * C: Indicates whether accesses are cachable while the MMU is + * disabled. + * CS: Cache Size -- 0 = 128k, 1 = 256k + * MR: Memory Reflection, one indicates that the memory bus connected + * to the MBus supports memory reflection. + * CM: Cache Mode -- 0 = write-through, 1 = copy-back + * CE: Cache Enable -- 0 = no caching, 1 = cache is on + * NF: No Fault -- 0 = faults trap the CPU from supervisor mode + * 1 = faults from supervisor mode do not generate traps + * ME: MMU Enable -- 0 = MMU is off, 1 = MMU is on + */ + +#define HYPERSPARC_CWENABLE 0x00200000 +#define HYPERSPARC_SBENABLE 0x00100000 +#define HYPERSPARC_WBENABLE 0x00080000 +#define HYPERSPARC_MIDMASK 0x00078000 +#define HYPERSPARC_BMODE 0x00004000 +#define HYPERSPARC_ACENABLE 0x00002000 +#define HYPERSPARC_CSIZE 0x00001000 +#define HYPERSPARC_MRFLCT 0x00000800 +#define HYPERSPARC_CMODE 0x00000400 +#define HYPERSPARC_CENABLE 0x00000100 +#define HYPERSPARC_NFAULT 0x00000002 +#define HYPERSPARC_MENABLE 0x00000001 + + +/* The ICCR instruction cache register on the HyperSparc. + * + * ----------------------------------------------- + * | | FTD | ICE | + * ----------------------------------------------- + * 31 1 0 + * + * This register is accessed using the V8 'wrasr' and 'rdasr' + * opcodes, since not all assemblers understand them and those + * that do use different semantics I will just hard code the + * instruction with a '.word' statement. + * + * FTD: If set to one flush instructions executed during an + * instruction cache hit occurs, the corresponding line + * for said cache-hit is invalidated. If FTD is zero, + * an unimplemented 'flush' trap will occur when any + * flush is executed by the processor. + * + * ICE: If set to one, the instruction cache is enabled. If + * zero, the cache will not be used for instruction fetches. + * + * All other bits are read as zeros, and writes to them have no + * effect. + * + * Wheee, not many assemblers understand the %iccr register nor + * the generic asr r/w instructions. + * + * 1000 0011 0100 0111 1100 0000 0000 0000 ! rd %iccr, %g1 + * + * 0x 8 3 4 7 c 0 0 0 ! 0x8347c000 + * + * 1011 1111 1000 0000 0110 0000 0000 0000 ! wr %g1, 0x0, %iccr + * + * 0x b f 8 0 6 0 0 0 ! 0xbf806000 + * + */ + +#define HYPERSPARC_ICCR_FTD 0x00000002 +#define HYPERSPARC_ICCR_ICE 0x00000001 + +#ifndef __ASSEMBLY__ + +static inline unsigned int get_ross_icr(void) +{ + unsigned int icreg; + + __asm__ __volatile__(".word 0x8347c000\n\t" /* rd %iccr, %g1 */ + "mov %%g1, %0\n\t" + : "=r" (icreg) + : /* no inputs */ + : "g1", "memory"); + + return icreg; +} + +static inline void put_ross_icr(unsigned int icreg) +{ + __asm__ __volatile__("or %%g0, %0, %%g1\n\t" + ".word 0xbf806000\n\t" /* wr %g1, 0x0, %iccr */ + "nop\n\t" + "nop\n\t" + "nop\n\t" + : /* no outputs */ + : "r" (icreg) + : "g1", "memory"); + + return; +} + +/* HyperSparc specific cache flushing. */ + +/* This is for the on-chip instruction cache. */ +static inline void hyper_flush_whole_icache(void) +{ + __asm__ __volatile__("sta %%g0, [%%g0] %0\n\t" + : /* no outputs */ + : "i" (ASI_M_FLUSH_IWHOLE) + : "memory"); + return; +} + +extern int vac_cache_size; +extern int vac_line_size; + +static inline void hyper_clear_all_tags(void) +{ + unsigned long addr; + + for(addr = 0; addr < vac_cache_size; addr += vac_line_size) + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" + : /* no outputs */ + : "r" (addr), "i" (ASI_M_DATAC_TAG) + : "memory"); +} + +static inline void hyper_flush_unconditional_combined(void) +{ + unsigned long addr; + + for (addr = 0; addr < vac_cache_size; addr += vac_line_size) + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" + : /* no outputs */ + : "r" (addr), "i" (ASI_M_FLUSH_CTX) + : "memory"); +} + +static inline void hyper_flush_cache_user(void) +{ + unsigned long addr; + + for (addr = 0; addr < vac_cache_size; addr += vac_line_size) + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" + : /* no outputs */ + : "r" (addr), "i" (ASI_M_FLUSH_USER) + : "memory"); +} + +static inline void hyper_flush_cache_page(unsigned long page) +{ + unsigned long end; + + page &= PAGE_MASK; + end = page + PAGE_SIZE; + while (page < end) { + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" + : /* no outputs */ + : "r" (page), "i" (ASI_M_FLUSH_PAGE) + : "memory"); + page += vac_line_size; + } +} + +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(_SPARC_ROSS_H) */ diff --git a/arch/sparc/include/asm/rtc.h b/arch/sparc/include/asm/rtc.h new file mode 100644 index 0000000..f9ecb1f --- /dev/null +++ b/arch/sparc/include/asm/rtc.h @@ -0,0 +1,26 @@ +/* + * rtc.h: Definitions for access to the Mostek real time clock + * + * Copyright (C) 1996 Thomas K. Dyas (tdyas@eden.rutgers.edu) + */ + +#ifndef _RTC_H +#define _RTC_H + +#include <linux/ioctl.h> + +struct rtc_time +{ + int sec; /* Seconds (0-59) */ + int min; /* Minutes (0-59) */ + int hour; /* Hour (0-23) */ + int dow; /* Day of the week (1-7) */ + int dom; /* Day of the month (1-31) */ + int month; /* Month of year (1-12) */ + int year; /* Year (0-99) */ +}; + +#define RTCGET _IOR('p', 20, struct rtc_time) +#define RTCSET _IOW('p', 21, struct rtc_time) + +#endif diff --git a/arch/sparc/include/asm/rwsem-const.h b/arch/sparc/include/asm/rwsem-const.h new file mode 100644 index 0000000..a303c9d --- /dev/null +++ b/arch/sparc/include/asm/rwsem-const.h @@ -0,0 +1,12 @@ +/* rwsem-const.h: RW semaphore counter constants. */ +#ifndef _SPARC64_RWSEM_CONST_H +#define _SPARC64_RWSEM_CONST_H + +#define RWSEM_UNLOCKED_VALUE 0x00000000 +#define RWSEM_ACTIVE_BIAS 0x00000001 +#define RWSEM_ACTIVE_MASK 0x0000ffff +#define RWSEM_WAITING_BIAS 0xffff0000 +#define RWSEM_ACTIVE_READ_BIAS RWSEM_ACTIVE_BIAS +#define RWSEM_ACTIVE_WRITE_BIAS (RWSEM_WAITING_BIAS + RWSEM_ACTIVE_BIAS) + +#endif /* _SPARC64_RWSEM_CONST_H */ diff --git a/arch/sparc/include/asm/rwsem.h b/arch/sparc/include/asm/rwsem.h new file mode 100644 index 0000000..1dc129a --- /dev/null +++ b/arch/sparc/include/asm/rwsem.h @@ -0,0 +1,84 @@ +/* + * rwsem.h: R/W semaphores implemented using CAS + * + * Written by David S. Miller (davem@redhat.com), 2001. + * Derived from asm-i386/rwsem.h + */ +#ifndef _SPARC64_RWSEM_H +#define _SPARC64_RWSEM_H + +#ifndef _LINUX_RWSEM_H +#error "please don't include asm/rwsem.h directly, use linux/rwsem.h instead" +#endif + +#ifdef __KERNEL__ + +#include <linux/list.h> +#include <linux/spinlock.h> +#include <asm/rwsem-const.h> + +struct rwsem_waiter; + +struct rw_semaphore { + signed int count; + spinlock_t wait_lock; + struct list_head wait_list; +#ifdef CONFIG_DEBUG_LOCK_ALLOC + struct lockdep_map dep_map; +#endif +}; + +#ifdef CONFIG_DEBUG_LOCK_ALLOC +# define __RWSEM_DEP_MAP_INIT(lockname) , .dep_map = { .name = #lockname } +#else +# define __RWSEM_DEP_MAP_INIT(lockname) +#endif + +#define __RWSEM_INITIALIZER(name) \ +{ RWSEM_UNLOCKED_VALUE, SPIN_LOCK_UNLOCKED, LIST_HEAD_INIT((name).wait_list) \ + __RWSEM_DEP_MAP_INIT(name) } + +#define DECLARE_RWSEM(name) \ + struct rw_semaphore name = __RWSEM_INITIALIZER(name) + +extern void __init_rwsem(struct rw_semaphore *sem, const char *name, + struct lock_class_key *key); + +#define init_rwsem(sem) \ +do { \ + static struct lock_class_key __key; \ + \ + __init_rwsem((sem), #sem, &__key); \ +} while (0) + +extern void __down_read(struct rw_semaphore *sem); +extern int __down_read_trylock(struct rw_semaphore *sem); +extern void __down_write(struct rw_semaphore *sem); +extern int __down_write_trylock(struct rw_semaphore *sem); +extern void __up_read(struct rw_semaphore *sem); +extern void __up_write(struct rw_semaphore *sem); +extern void __downgrade_write(struct rw_semaphore *sem); + +static inline void __down_write_nested(struct rw_semaphore *sem, int subclass) +{ + __down_write(sem); +} + +static inline int rwsem_atomic_update(int delta, struct rw_semaphore *sem) +{ + return atomic_add_return(delta, (atomic_t *)(&sem->count)); +} + +static inline void rwsem_atomic_add(int delta, struct rw_semaphore *sem) +{ + atomic_add(delta, (atomic_t *)(&sem->count)); +} + +static inline int rwsem_is_locked(struct rw_semaphore *sem) +{ + return (sem->count != 0); +} + +#endif /* __KERNEL__ */ + +#endif /* _SPARC64_RWSEM_H */ diff --git a/arch/sparc/include/asm/sbi.h b/arch/sparc/include/asm/sbi.h new file mode 100644 index 0000000..5eb7f19 --- /dev/null +++ b/arch/sparc/include/asm/sbi.h @@ -0,0 +1,115 @@ +/* + * sbi.h: SBI (Sbus Interface on sun4d) definitions + * + * Copyright (C) 1997 Jakub Jelinek <jj@sunsite.mff.cuni.cz> + */ + +#ifndef _SPARC_SBI_H +#define _SPARC_SBI_H + +#include <asm/obio.h> + +/* SBI */ +struct sbi_regs { +/* 0x0000 */ u32 cid; /* Component ID */ +/* 0x0004 */ u32 ctl; /* Control */ +/* 0x0008 */ u32 status; /* Status */ + u32 _unused1; + +/* 0x0010 */ u32 cfg0; /* Slot0 config reg */ +/* 0x0014 */ u32 cfg1; /* Slot1 config reg */ +/* 0x0018 */ u32 cfg2; /* Slot2 config reg */ +/* 0x001c */ u32 cfg3; /* Slot3 config reg */ + +/* 0x0020 */ u32 stb0; /* Streaming buf control for slot 0 */ +/* 0x0024 */ u32 stb1; /* Streaming buf control for slot 1 */ +/* 0x0028 */ u32 stb2; /* Streaming buf control for slot 2 */ +/* 0x002c */ u32 stb3; /* Streaming buf control for slot 3 */ + +/* 0x0030 */ u32 intr_state; /* Interrupt state */ +/* 0x0034 */ u32 intr_tid; /* Interrupt target ID */ +/* 0x0038 */ u32 intr_diag; /* Interrupt diagnostics */ +}; + +#define SBI_CID 0x02800000 +#define SBI_CTL 0x02800004 +#define SBI_STATUS 0x02800008 +#define SBI_CFG0 0x02800010 +#define SBI_CFG1 0x02800014 +#define SBI_CFG2 0x02800018 +#define SBI_CFG3 0x0280001c +#define SBI_STB0 0x02800020 +#define SBI_STB1 0x02800024 +#define SBI_STB2 0x02800028 +#define SBI_STB3 0x0280002c +#define SBI_INTR_STATE 0x02800030 +#define SBI_INTR_TID 0x02800034 +#define SBI_INTR_DIAG 0x02800038 + +/* Burst bits for 8, 16, 32, 64 are in cfgX registers at bits 2, 3, 4, 5 respectively */ +#define SBI_CFG_BURST_MASK 0x0000001e + +/* How to make devid from sbi no */ +#define SBI2DEVID(sbino) ((sbino<<4)|2) + +/* intr_state has 4 bits for slots 0 .. 3 and these bits are repeated for each sbus irq level + * + * +-------+-------+-------+-------+-------+-------+-------+-------+ + * SBUS IRQ LEVEL | 7 | 6 | 5 | 4 | 3 | 2 | 1 | | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ Reser | + * SLOT # |3|2|1|0|3|2|1|0|3|2|1|0|3|2|1|0|3|2|1|0|3|2|1|0|3|2|1|0| ved | + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-------+ + * Bits 31 27 23 19 15 11 7 3 0 + */ + + +#ifndef __ASSEMBLY__ + +static inline int acquire_sbi(int devid, int mask) +{ + __asm__ __volatile__ ("swapa [%2] %3, %0" : + "=r" (mask) : + "0" (mask), + "r" (ECSR_DEV_BASE(devid) | SBI_INTR_STATE), + "i" (ASI_M_CTL)); + return mask; +} + +static inline void release_sbi(int devid, int mask) +{ + __asm__ __volatile__ ("sta %0, [%1] %2" : : + "r" (mask), + "r" (ECSR_DEV_BASE(devid) | SBI_INTR_STATE), + "i" (ASI_M_CTL)); +} + +static inline void set_sbi_tid(int devid, int targetid) +{ + __asm__ __volatile__ ("sta %0, [%1] %2" : : + "r" (targetid), + "r" (ECSR_DEV_BASE(devid) | SBI_INTR_TID), + "i" (ASI_M_CTL)); +} + +static inline int get_sbi_ctl(int devid, int cfgno) +{ + int cfg; + + __asm__ __volatile__ ("lda [%1] %2, %0" : + "=r" (cfg) : + "r" ((ECSR_DEV_BASE(devid) | SBI_CFG0) + (cfgno<<2)), + "i" (ASI_M_CTL)); + return cfg; +} + +static inline void set_sbi_ctl(int devid, int cfgno, int cfg) +{ + __asm__ __volatile__ ("sta %0, [%1] %2" : : + "r" (cfg), + "r" ((ECSR_DEV_BASE(devid) | SBI_CFG0) + (cfgno<<2)), + "i" (ASI_M_CTL)); +} + +#endif /* !__ASSEMBLY__ */ + +#endif /* !(_SPARC_SBI_H) */ diff --git a/arch/sparc/include/asm/sbus.h b/arch/sparc/include/asm/sbus.h new file mode 100644 index 0000000..f82481a --- /dev/null +++ b/arch/sparc/include/asm/sbus.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_SBUS_H +#define ___ASM_SPARC_SBUS_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/sbus_64.h> +#else +#include <asm/sbus_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/sbus_32.h b/arch/sparc/include/asm/sbus_32.h new file mode 100644 index 0000000..77b5d3a --- /dev/null +++ b/arch/sparc/include/asm/sbus_32.h @@ -0,0 +1,153 @@ +/* + * sbus.h: Defines for the Sun SBus. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_SBUS_H +#define _SPARC_SBUS_H + +#include <linux/dma-mapping.h> +#include <linux/ioport.h> + +#include <asm/oplib.h> +#include <asm/prom.h> +#include <asm/of_device.h> +#include <asm/scatterlist.h> + +/* We scan which devices are on the SBus using the PROM node device + * tree. SBus devices are described in two different ways. You can + * either get an absolute address at which to access the device, or + * you can get a SBus 'slot' number and an offset within that slot. + */ + +/* The base address at which to calculate device OBIO addresses. */ +#define SUN_SBUS_BVADDR 0xf8000000 +#define SBUS_OFF_MASK 0x01ffffff + +/* These routines are used to calculate device address from slot + * numbers + offsets, and vice versa. + */ + +static inline unsigned long sbus_devaddr(int slotnum, unsigned long offset) +{ + return (unsigned long) (SUN_SBUS_BVADDR+((slotnum)<<25)+(offset)); +} + +static inline int sbus_dev_slot(unsigned long dev_addr) +{ + return (int) (((dev_addr)-SUN_SBUS_BVADDR)>>25); +} + +struct sbus_bus; + +/* Linux SBUS device tables */ +struct sbus_dev { + struct of_device ofdev; + struct sbus_bus *bus; + struct sbus_dev *next; + struct sbus_dev *child; + struct sbus_dev *parent; + int prom_node; + char prom_name[64]; + int slot; + + struct resource resource[PROMREG_MAX]; + + struct linux_prom_registers reg_addrs[PROMREG_MAX]; + int num_registers; + + struct linux_prom_ranges device_ranges[PROMREG_MAX]; + int num_device_ranges; + + unsigned int irqs[4]; + int num_irqs; +}; +#define to_sbus_device(d) container_of(d, struct sbus_dev, ofdev.dev) + +/* This struct describes the SBus(s) found on this machine. */ +struct sbus_bus { + struct of_device ofdev; + struct sbus_dev *devices; /* Link to devices on this SBus */ + struct sbus_bus *next; /* next SBus, if more than one SBus */ + int prom_node; /* PROM device tree node for this SBus */ + char prom_name[64]; /* Usually "sbus" or "sbi" */ + int clock_freq; + + struct linux_prom_ranges sbus_ranges[PROMREG_MAX]; + int num_sbus_ranges; + + int devid; + int board; +}; +#define to_sbus(d) container_of(d, struct sbus_bus, ofdev.dev) + +extern struct sbus_bus *sbus_root; + +static inline int +sbus_is_slave(struct sbus_dev *dev) +{ + /* XXX Have to write this for sun4c's */ + return 0; +} + +/* Device probing routines could find these handy */ +#define for_each_sbus(bus) \ + for((bus) = sbus_root; (bus); (bus)=(bus)->next) + +#define for_each_sbusdev(device, bus) \ + for((device) = (bus)->devices; (device); (device)=(device)->next) + +#define for_all_sbusdev(device, bus) \ + for ((bus) = sbus_root; (bus); (bus) = (bus)->next) \ + for ((device) = (bus)->devices; (device); (device) = (device)->next) + +/* Driver DVMA interfaces. */ +#define sbus_can_dma_64bit(sdev) (0) /* actually, sparc_cpu_model==sun4d */ +#define sbus_can_burst64(sdev) (0) /* actually, sparc_cpu_model==sun4d */ +extern void sbus_set_sbus64(struct sbus_dev *, int); +extern void sbus_fill_device_irq(struct sbus_dev *); + +/* These yield IOMMU mappings in consistent mode. */ +extern void *sbus_alloc_consistent(struct sbus_dev *, long, u32 *dma_addrp); +extern void sbus_free_consistent(struct sbus_dev *, long, void *, u32); +void prom_adjust_ranges(struct linux_prom_ranges *, int, + struct linux_prom_ranges *, int); + +#define SBUS_DMA_BIDIRECTIONAL DMA_BIDIRECTIONAL +#define SBUS_DMA_TODEVICE DMA_TO_DEVICE +#define SBUS_DMA_FROMDEVICE DMA_FROM_DEVICE +#define SBUS_DMA_NONE DMA_NONE + +/* All the rest use streaming mode mappings. */ +extern dma_addr_t sbus_map_single(struct sbus_dev *, void *, size_t, int); +extern void sbus_unmap_single(struct sbus_dev *, dma_addr_t, size_t, int); +extern int sbus_map_sg(struct sbus_dev *, struct scatterlist *, int, int); +extern void sbus_unmap_sg(struct sbus_dev *, struct scatterlist *, int, int); + +/* Finally, allow explicit synchronization of streamable mappings. */ +extern void sbus_dma_sync_single_for_cpu(struct sbus_dev *, dma_addr_t, size_t, int); +#define sbus_dma_sync_single sbus_dma_sync_single_for_cpu +extern void sbus_dma_sync_single_for_device(struct sbus_dev *, dma_addr_t, size_t, int); +extern void sbus_dma_sync_sg_for_cpu(struct sbus_dev *, struct scatterlist *, int, int); +#define sbus_dma_sync_sg sbus_dma_sync_sg_for_cpu +extern void sbus_dma_sync_sg_for_device(struct sbus_dev *, struct scatterlist *, int, int); + +/* Eric Brower (ebrower@usa.net) + * Translate SBus interrupt levels to ino values-- + * this is used when converting sbus "interrupts" OBP + * node values to "intr" node values, and is platform + * dependent. If only we could call OBP with + * "sbus-intr>cpu (sbint -- ino)" from kernel... + * See .../drivers/sbus/sbus.c for details. + */ +BTFIXUPDEF_CALL(unsigned int, sbint_to_irq, struct sbus_dev *sdev, unsigned int) +#define sbint_to_irq(sdev, sbint) BTFIXUP_CALL(sbint_to_irq)(sdev, sbint) + +extern void sbus_arch_bus_ranges_init(struct device_node *, struct sbus_bus *); +extern void sbus_setup_iommu(struct sbus_bus *, struct device_node *); +extern void sbus_setup_arch_props(struct sbus_bus *, struct device_node *); +extern int sbus_arch_preinit(void); +extern void sbus_arch_postinit(void); + +#endif /* !(_SPARC_SBUS_H) */ diff --git a/arch/sparc/include/asm/sbus_64.h b/arch/sparc/include/asm/sbus_64.h new file mode 100644 index 0000000..0e16b6d --- /dev/null +++ b/arch/sparc/include/asm/sbus_64.h @@ -0,0 +1,190 @@ +/* sbus.h: Defines for the Sun SBus. + * + * Copyright (C) 1996, 1999, 2007 David S. Miller (davem@davemloft.net) + */ + +#ifndef _SPARC64_SBUS_H +#define _SPARC64_SBUS_H + +#include <linux/dma-mapping.h> +#include <linux/ioport.h> + +#include <asm/oplib.h> +#include <asm/prom.h> +#include <asm/of_device.h> +#include <asm/iommu.h> +#include <asm/scatterlist.h> + +/* We scan which devices are on the SBus using the PROM node device + * tree. SBus devices are described in two different ways. You can + * either get an absolute address at which to access the device, or + * you can get a SBus 'slot' number and an offset within that slot. + */ + +/* The base address at which to calculate device OBIO addresses. */ +#define SUN_SBUS_BVADDR 0x00000000 +#define SBUS_OFF_MASK 0x0fffffff + +/* These routines are used to calculate device address from slot + * numbers + offsets, and vice versa. + */ + +static inline unsigned long sbus_devaddr(int slotnum, unsigned long offset) +{ + return (unsigned long) (SUN_SBUS_BVADDR+((slotnum)<<28)+(offset)); +} + +static inline int sbus_dev_slot(unsigned long dev_addr) +{ + return (int) (((dev_addr)-SUN_SBUS_BVADDR)>>28); +} + +struct sbus_bus; + +/* Linux SBUS device tables */ +struct sbus_dev { + struct of_device ofdev; + struct sbus_bus *bus; + struct sbus_dev *next; + struct sbus_dev *child; + struct sbus_dev *parent; + int prom_node; + char prom_name[64]; + int slot; + + struct resource resource[PROMREG_MAX]; + + struct linux_prom_registers reg_addrs[PROMREG_MAX]; + int num_registers; + + struct linux_prom_ranges device_ranges[PROMREG_MAX]; + int num_device_ranges; + + unsigned int irqs[4]; + int num_irqs; +}; +#define to_sbus_device(d) container_of(d, struct sbus_dev, ofdev.dev) + +/* This struct describes the SBus(s) found on this machine. */ +struct sbus_bus { + struct of_device ofdev; + struct sbus_dev *devices; /* Tree of SBUS devices */ + struct sbus_bus *next; /* Next SBUS in system */ + int prom_node; /* OBP node of SBUS */ + char prom_name[64]; /* Usually "sbus" or "sbi" */ + int clock_freq; + + struct linux_prom_ranges sbus_ranges[PROMREG_MAX]; + int num_sbus_ranges; + + int portid; +}; +#define to_sbus(d) container_of(d, struct sbus_bus, ofdev.dev) + +extern struct sbus_bus *sbus_root; + +/* Device probing routines could find these handy */ +#define for_each_sbus(bus) \ + for((bus) = sbus_root; (bus); (bus)=(bus)->next) + +#define for_each_sbusdev(device, bus) \ + for((device) = (bus)->devices; (device); (device)=(device)->next) + +#define for_all_sbusdev(device, bus) \ + for ((bus) = sbus_root; (bus); (bus) = (bus)->next) \ + for ((device) = (bus)->devices; (device); (device) = (device)->next) + +/* Driver DVMA interfaces. */ +#define sbus_can_dma_64bit(sdev) (1) +#define sbus_can_burst64(sdev) (1) +extern void sbus_set_sbus64(struct sbus_dev *, int); +extern void sbus_fill_device_irq(struct sbus_dev *); + +static inline void *sbus_alloc_consistent(struct sbus_dev *sdev , size_t size, + dma_addr_t *dma_handle) +{ + return dma_alloc_coherent(&sdev->ofdev.dev, size, + dma_handle, GFP_ATOMIC); +} + +static inline void sbus_free_consistent(struct sbus_dev *sdev, size_t size, + void *vaddr, dma_addr_t dma_handle) +{ + return dma_free_coherent(&sdev->ofdev.dev, size, vaddr, dma_handle); +} + +#define SBUS_DMA_BIDIRECTIONAL DMA_BIDIRECTIONAL +#define SBUS_DMA_TODEVICE DMA_TO_DEVICE +#define SBUS_DMA_FROMDEVICE DMA_FROM_DEVICE +#define SBUS_DMA_NONE DMA_NONE + +/* All the rest use streaming mode mappings. */ +static inline dma_addr_t sbus_map_single(struct sbus_dev *sdev, void *ptr, + size_t size, int direction) +{ + return dma_map_single(&sdev->ofdev.dev, ptr, size, + (enum dma_data_direction) direction); +} + +static inline void sbus_unmap_single(struct sbus_dev *sdev, + dma_addr_t dma_addr, size_t size, + int direction) +{ + dma_unmap_single(&sdev->ofdev.dev, dma_addr, size, + (enum dma_data_direction) direction); +} + +static inline int sbus_map_sg(struct sbus_dev *sdev, struct scatterlist *sg, + int nents, int direction) +{ + return dma_map_sg(&sdev->ofdev.dev, sg, nents, + (enum dma_data_direction) direction); +} + +static inline void sbus_unmap_sg(struct sbus_dev *sdev, struct scatterlist *sg, + int nents, int direction) +{ + dma_unmap_sg(&sdev->ofdev.dev, sg, nents, + (enum dma_data_direction) direction); +} + +/* Finally, allow explicit synchronization of streamable mappings. */ +static inline void sbus_dma_sync_single_for_cpu(struct sbus_dev *sdev, + dma_addr_t dma_handle, + size_t size, int direction) +{ + dma_sync_single_for_cpu(&sdev->ofdev.dev, dma_handle, size, + (enum dma_data_direction) direction); +} +#define sbus_dma_sync_single sbus_dma_sync_single_for_cpu + +static inline void sbus_dma_sync_single_for_device(struct sbus_dev *sdev, + dma_addr_t dma_handle, + size_t size, int direction) +{ + /* No flushing needed to sync cpu writes to the device. */ +} + +static inline void sbus_dma_sync_sg_for_cpu(struct sbus_dev *sdev, + struct scatterlist *sg, + int nents, int direction) +{ + dma_sync_sg_for_cpu(&sdev->ofdev.dev, sg, nents, + (enum dma_data_direction) direction); +} +#define sbus_dma_sync_sg sbus_dma_sync_sg_for_cpu + +static inline void sbus_dma_sync_sg_for_device(struct sbus_dev *sdev, + struct scatterlist *sg, + int nents, int direction) +{ + /* No flushing needed to sync cpu writes to the device. */ +} + +extern void sbus_arch_bus_ranges_init(struct device_node *, struct sbus_bus *); +extern void sbus_setup_iommu(struct sbus_bus *, struct device_node *); +extern void sbus_setup_arch_props(struct sbus_bus *, struct device_node *); +extern int sbus_arch_preinit(void); +extern void sbus_arch_postinit(void); + +#endif /* !(_SPARC64_SBUS_H) */ diff --git a/arch/sparc/include/asm/scatterlist.h b/arch/sparc/include/asm/scatterlist.h new file mode 100644 index 0000000..ec21a45 --- /dev/null +++ b/arch/sparc/include/asm/scatterlist.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_SCATTERLIST_H +#define ___ASM_SPARC_SCATTERLIST_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/scatterlist_64.h> +#else +#include <asm/scatterlist_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/scatterlist_32.h b/arch/sparc/include/asm/scatterlist_32.h new file mode 100644 index 0000000..c82609c --- /dev/null +++ b/arch/sparc/include/asm/scatterlist_32.h @@ -0,0 +1,26 @@ +#ifndef _SPARC_SCATTERLIST_H +#define _SPARC_SCATTERLIST_H + +#include <linux/types.h> + +struct scatterlist { +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; + unsigned int offset; + + unsigned int length; + + __u32 dvma_address; /* A place to hang host-specific addresses at. */ + __u32 dvma_length; +}; + +#define sg_dma_address(sg) ((sg)->dvma_address) +#define sg_dma_len(sg) ((sg)->dvma_length) + +#define ISA_DMA_THRESHOLD (~0UL) + +#define ARCH_HAS_SG_CHAIN + +#endif /* !(_SPARC_SCATTERLIST_H) */ diff --git a/arch/sparc/include/asm/scatterlist_64.h b/arch/sparc/include/asm/scatterlist_64.h new file mode 100644 index 0000000..81bd058 --- /dev/null +++ b/arch/sparc/include/asm/scatterlist_64.h @@ -0,0 +1,27 @@ +#ifndef _SPARC64_SCATTERLIST_H +#define _SPARC64_SCATTERLIST_H + +#include <asm/page.h> +#include <asm/types.h> + +struct scatterlist { +#ifdef CONFIG_DEBUG_SG + unsigned long sg_magic; +#endif + unsigned long page_link; + unsigned int offset; + + unsigned int length; + + dma_addr_t dma_address; + __u32 dma_length; +}; + +#define sg_dma_address(sg) ((sg)->dma_address) +#define sg_dma_len(sg) ((sg)->dma_length) + +#define ISA_DMA_THRESHOLD (~0UL) + +#define ARCH_HAS_SG_CHAIN + +#endif /* !(_SPARC64_SCATTERLIST_H) */ diff --git a/arch/sparc/include/asm/scratchpad.h b/arch/sparc/include/asm/scratchpad.h new file mode 100644 index 0000000..5e8b01f --- /dev/null +++ b/arch/sparc/include/asm/scratchpad.h @@ -0,0 +1,14 @@ +#ifndef _SPARC64_SCRATCHPAD_H +#define _SPARC64_SCRATCHPAD_H + +/* Sun4v scratchpad registers, accessed via ASI_SCRATCHPAD. */ + +#define SCRATCHPAD_MMU_MISS 0x00 /* Shared with OBP - set by OBP */ +#define SCRATCHPAD_CPUID 0x08 /* Shared with OBP - set by hypervisor */ +#define SCRATCHPAD_UTSBREG1 0x10 +#define SCRATCHPAD_UTSBREG2 0x18 + /* 0x20 and 0x28, hypervisor only... */ +#define SCRATCHPAD_UNUSED1 0x30 +#define SCRATCHPAD_UNUSED2 0x38 /* Reserved for OBP */ + +#endif /* !(_SPARC64_SCRATCHPAD_H) */ diff --git a/arch/sparc/include/asm/seccomp.h b/arch/sparc/include/asm/seccomp.h new file mode 100644 index 0000000..7fcd996 --- /dev/null +++ b/arch/sparc/include/asm/seccomp.h @@ -0,0 +1,21 @@ +#ifndef _ASM_SECCOMP_H + +#include <linux/thread_info.h> /* already defines TIF_32BIT */ + +#ifndef TIF_32BIT +#error "unexpected TIF_32BIT on sparc64" +#endif + +#include <linux/unistd.h> + +#define __NR_seccomp_read __NR_read +#define __NR_seccomp_write __NR_write +#define __NR_seccomp_exit __NR_exit +#define __NR_seccomp_sigreturn __NR_rt_sigreturn + +#define __NR_seccomp_read_32 __NR_read +#define __NR_seccomp_write_32 __NR_write +#define __NR_seccomp_exit_32 __NR_exit +#define __NR_seccomp_sigreturn_32 __NR_sigreturn + +#endif /* _ASM_SECCOMP_H */ diff --git a/arch/sparc/include/asm/sections.h b/arch/sparc/include/asm/sections.h new file mode 100644 index 0000000..c7c69b0 --- /dev/null +++ b/arch/sparc/include/asm/sections.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_SECTIONS_H +#define ___ASM_SPARC_SECTIONS_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/sections_64.h> +#else +#include <asm/sections_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/sections_32.h b/arch/sparc/include/asm/sections_32.h new file mode 100644 index 0000000..6832841 --- /dev/null +++ b/arch/sparc/include/asm/sections_32.h @@ -0,0 +1,6 @@ +#ifndef _SPARC_SECTIONS_H +#define _SPARC_SECTIONS_H + +#include <asm-generic/sections.h> + +#endif diff --git a/arch/sparc/include/asm/sections_64.h b/arch/sparc/include/asm/sections_64.h new file mode 100644 index 0000000..3f4b9fd --- /dev/null +++ b/arch/sparc/include/asm/sections_64.h @@ -0,0 +1,9 @@ +#ifndef _SPARC64_SECTIONS_H +#define _SPARC64_SECTIONS_H + +/* nothing to see, move along */ +#include <asm-generic/sections.h> + +extern char _start[]; + +#endif diff --git a/arch/sparc/include/asm/sembuf.h b/arch/sparc/include/asm/sembuf.h new file mode 100644 index 0000000..faee1be --- /dev/null +++ b/arch/sparc/include/asm/sembuf.h @@ -0,0 +1,31 @@ +#ifndef _SPARC_SEMBUF_H +#define _SPARC_SEMBUF_H + +/* + * The semid64_ds structure for sparc architecture. + * Note extra padding because this structure is passed back and forth + * between kernel and user space. + * + * Pad space is left for: + * - 64-bit time_t to solve y2038 problem + * - 2 miscellaneous 32-bit values + */ +#if defined(__sparc__) && defined(__arch64__) +# define PADDING(x) +#else +# define PADDING(x) unsigned int x; +#endif + +struct semid64_ds { + struct ipc64_perm sem_perm; /* permissions .. see ipc.h */ + PADDING(__pad1) + __kernel_time_t sem_otime; /* last semop time */ + PADDING(__pad2) + __kernel_time_t sem_ctime; /* last change time */ + unsigned long sem_nsems; /* no. of semaphores in array */ + unsigned long __unused1; + unsigned long __unused2; +}; +#undef PADDING + +#endif /* _SPARC64_SEMBUF_H */ diff --git a/arch/sparc/include/asm/setup.h b/arch/sparc/include/asm/setup.h new file mode 100644 index 0000000..2643c62 --- /dev/null +++ b/arch/sparc/include/asm/setup.h @@ -0,0 +1,14 @@ +/* + * Just a place holder. + */ + +#ifndef _SPARC_SETUP_H +#define _SPARC_SETUP_H + +#if defined(__sparc__) && defined(__arch64__) +# define COMMAND_LINE_SIZE 2048 +#else +# define COMMAND_LINE_SIZE 256 +#endif + +#endif /* _SPARC_SETUP_H */ diff --git a/arch/sparc/include/asm/sfafsr.h b/arch/sparc/include/asm/sfafsr.h new file mode 100644 index 0000000..e96137b --- /dev/null +++ b/arch/sparc/include/asm/sfafsr.h @@ -0,0 +1,82 @@ +#ifndef _SPARC64_SFAFSR_H +#define _SPARC64_SFAFSR_H + +#include <linux/const.h> + +/* Spitfire Asynchronous Fault Status register, ASI=0x4C VA<63:0>=0x0 */ + +#define SFAFSR_ME (_AC(1,UL) << SFAFSR_ME_SHIFT) +#define SFAFSR_ME_SHIFT 32 +#define SFAFSR_PRIV (_AC(1,UL) << SFAFSR_PRIV_SHIFT) +#define SFAFSR_PRIV_SHIFT 31 +#define SFAFSR_ISAP (_AC(1,UL) << SFAFSR_ISAP_SHIFT) +#define SFAFSR_ISAP_SHIFT 30 +#define SFAFSR_ETP (_AC(1,UL) << SFAFSR_ETP_SHIFT) +#define SFAFSR_ETP_SHIFT 29 +#define SFAFSR_IVUE (_AC(1,UL) << SFAFSR_IVUE_SHIFT) +#define SFAFSR_IVUE_SHIFT 28 +#define SFAFSR_TO (_AC(1,UL) << SFAFSR_TO_SHIFT) +#define SFAFSR_TO_SHIFT 27 +#define SFAFSR_BERR (_AC(1,UL) << SFAFSR_BERR_SHIFT) +#define SFAFSR_BERR_SHIFT 26 +#define SFAFSR_LDP (_AC(1,UL) << SFAFSR_LDP_SHIFT) +#define SFAFSR_LDP_SHIFT 25 +#define SFAFSR_CP (_AC(1,UL) << SFAFSR_CP_SHIFT) +#define SFAFSR_CP_SHIFT 24 +#define SFAFSR_WP (_AC(1,UL) << SFAFSR_WP_SHIFT) +#define SFAFSR_WP_SHIFT 23 +#define SFAFSR_EDP (_AC(1,UL) << SFAFSR_EDP_SHIFT) +#define SFAFSR_EDP_SHIFT 22 +#define SFAFSR_UE (_AC(1,UL) << SFAFSR_UE_SHIFT) +#define SFAFSR_UE_SHIFT 21 +#define SFAFSR_CE (_AC(1,UL) << SFAFSR_CE_SHIFT) +#define SFAFSR_CE_SHIFT 20 +#define SFAFSR_ETS (_AC(0xf,UL) << SFAFSR_ETS_SHIFT) +#define SFAFSR_ETS_SHIFT 16 +#define SFAFSR_PSYND (_AC(0xffff,UL) << SFAFSR_PSYND_SHIFT) +#define SFAFSR_PSYND_SHIFT 0 + +/* UDB Error Register, ASI=0x7f VA<63:0>=0x0(High),0x18(Low) for read + * ASI=0x77 VA<63:0>=0x0(High),0x18(Low) for write + */ + +#define UDBE_UE (_AC(1,UL) << 9) +#define UDBE_CE (_AC(1,UL) << 8) +#define UDBE_E_SYNDR (_AC(0xff,UL) << 0) + +/* The trap handlers for asynchronous errors encode the AFSR and + * other pieces of information into a 64-bit argument for C code + * encoded as follows: + * + * ----------------------------------------------- + * | UDB_H | UDB_L | TL>1 | TT | AFSR | + * ----------------------------------------------- + * 63 54 53 44 42 41 33 32 0 + * + * The AFAR is passed in unchanged. + */ +#define SFSTAT_UDBH_MASK (_AC(0x3ff,UL) << SFSTAT_UDBH_SHIFT) +#define SFSTAT_UDBH_SHIFT 54 +#define SFSTAT_UDBL_MASK (_AC(0x3ff,UL) << SFSTAT_UDBH_SHIFT) +#define SFSTAT_UDBL_SHIFT 44 +#define SFSTAT_TL_GT_ONE (_AC(1,UL) << SFSTAT_TL_GT_ONE_SHIFT) +#define SFSTAT_TL_GT_ONE_SHIFT 42 +#define SFSTAT_TRAP_TYPE (_AC(0x1FF,UL) << SFSTAT_TRAP_TYPE_SHIFT) +#define SFSTAT_TRAP_TYPE_SHIFT 33 +#define SFSTAT_AFSR_MASK (_AC(0x1ffffffff,UL) << SFSTAT_AFSR_SHIFT) +#define SFSTAT_AFSR_SHIFT 0 + +/* ESTATE Error Enable Register, ASI=0x4b VA<63:0>=0x0 */ +#define ESTATE_ERR_CE 0x1 /* Correctable errors */ +#define ESTATE_ERR_NCE 0x2 /* TO, BERR, LDP, ETP, EDP, WP, UE, IVUE */ +#define ESTATE_ERR_ISAP 0x4 /* System address parity error */ +#define ESTATE_ERR_ALL (ESTATE_ERR_CE | \ + ESTATE_ERR_NCE | \ + ESTATE_ERR_ISAP) + +/* The various trap types that report using the above state. */ +#define TRAP_TYPE_IAE 0x09 /* Instruction Access Error */ +#define TRAP_TYPE_DAE 0x32 /* Data Access Error */ +#define TRAP_TYPE_CEE 0x63 /* Correctable ECC Error */ + +#endif /* _SPARC64_SFAFSR_H */ diff --git a/arch/sparc/include/asm/sfp-machine.h b/arch/sparc/include/asm/sfp-machine.h new file mode 100644 index 0000000..4ebc382 --- /dev/null +++ b/arch/sparc/include/asm/sfp-machine.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_SFP_MACHINE_H +#define ___ASM_SPARC_SFP_MACHINE_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/sfp-machine_64.h> +#else +#include <asm/sfp-machine_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/sfp-machine_32.h b/arch/sparc/include/asm/sfp-machine_32.h new file mode 100644 index 0000000..01d9c3b --- /dev/null +++ b/arch/sparc/include/asm/sfp-machine_32.h @@ -0,0 +1,212 @@ +/* Machine-dependent software floating-point definitions. + Sparc userland (_Q_*) version. + Copyright (C) 1997,1998,1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Richard Henderson (rth@cygnus.com), + Jakub Jelinek (jj@ultra.linux.cz), + David S. Miller (davem@redhat.com) and + Peter Maydell (pmaydell@chiark.greenend.org.uk). + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If + not, write to the Free Software Foundation, Inc., + 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +#ifndef _SFP_MACHINE_H +#define _SFP_MACHINE_H + + +#define _FP_W_TYPE_SIZE 32 +#define _FP_W_TYPE unsigned long +#define _FP_WS_TYPE signed long +#define _FP_I_TYPE long + +#define _FP_MUL_MEAT_S(R,X,Y) \ + _FP_MUL_MEAT_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm) +#define _FP_MUL_MEAT_D(R,X,Y) \ + _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm) +#define _FP_MUL_MEAT_Q(R,X,Y) \ + _FP_MUL_MEAT_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm) + +#define _FP_DIV_MEAT_S(R,X,Y) _FP_DIV_MEAT_1_udiv(S,R,X,Y) +#define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_2_udiv(D,R,X,Y) +#define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_4_udiv(Q,R,X,Y) + +#define _FP_NANFRAC_S ((_FP_QNANBIT_S << 1) - 1) +#define _FP_NANFRAC_D ((_FP_QNANBIT_D << 1) - 1), -1 +#define _FP_NANFRAC_Q ((_FP_QNANBIT_Q << 1) - 1), -1, -1, -1 +#define _FP_NANSIGN_S 0 +#define _FP_NANSIGN_D 0 +#define _FP_NANSIGN_Q 0 + +#define _FP_KEEPNANFRACP 1 + +/* If one NaN is signaling and the other is not, + * we choose that one, otherwise we choose X. + */ +/* For _Qp_* and _Q_*, this should prefer X, for + * CPU instruction emulation this should prefer Y. + * (see SPAMv9 B.2.2 section). + */ +#define _FP_CHOOSENAN(fs, wc, R, X, Y, OP) \ + do { \ + if ((_FP_FRAC_HIGH_RAW_##fs(Y) & _FP_QNANBIT_##fs) \ + && !(_FP_FRAC_HIGH_RAW_##fs(X) & _FP_QNANBIT_##fs)) \ + { \ + R##_s = X##_s; \ + _FP_FRAC_COPY_##wc(R,X); \ + } \ + else \ + { \ + R##_s = Y##_s; \ + _FP_FRAC_COPY_##wc(R,Y); \ + } \ + R##_c = FP_CLS_NAN; \ + } while (0) + +/* Some assembly to speed things up. */ +#define __FP_FRAC_ADD_3(r2,r1,r0,x2,x1,x0,y2,y1,y0) \ + __asm__ ("addcc %r7,%8,%2\n\t" \ + "addxcc %r5,%6,%1\n\t" \ + "addx %r3,%4,%0\n" \ + : "=r" ((USItype)(r2)), \ + "=&r" ((USItype)(r1)), \ + "=&r" ((USItype)(r0)) \ + : "%rJ" ((USItype)(x2)), \ + "rI" ((USItype)(y2)), \ + "%rJ" ((USItype)(x1)), \ + "rI" ((USItype)(y1)), \ + "%rJ" ((USItype)(x0)), \ + "rI" ((USItype)(y0)) \ + : "cc") + +#define __FP_FRAC_SUB_3(r2,r1,r0,x2,x1,x0,y2,y1,y0) \ + __asm__ ("subcc %r7,%8,%2\n\t" \ + "subxcc %r5,%6,%1\n\t" \ + "subx %r3,%4,%0\n" \ + : "=r" ((USItype)(r2)), \ + "=&r" ((USItype)(r1)), \ + "=&r" ((USItype)(r0)) \ + : "%rJ" ((USItype)(x2)), \ + "rI" ((USItype)(y2)), \ + "%rJ" ((USItype)(x1)), \ + "rI" ((USItype)(y1)), \ + "%rJ" ((USItype)(x0)), \ + "rI" ((USItype)(y0)) \ + : "cc") + +#define __FP_FRAC_ADD_4(r3,r2,r1,r0,x3,x2,x1,x0,y3,y2,y1,y0) \ + do { \ + /* We need to fool gcc, as we need to pass more than 10 \ + input/outputs. */ \ + register USItype _t1 __asm__ ("g1"), _t2 __asm__ ("g2"); \ + __asm__ __volatile__ ( \ + "addcc %r8,%9,%1\n\t" \ + "addxcc %r6,%7,%0\n\t" \ + "addxcc %r4,%5,%%g2\n\t" \ + "addx %r2,%3,%%g1\n\t" \ + : "=&r" ((USItype)(r1)), \ + "=&r" ((USItype)(r0)) \ + : "%rJ" ((USItype)(x3)), \ + "rI" ((USItype)(y3)), \ + "%rJ" ((USItype)(x2)), \ + "rI" ((USItype)(y2)), \ + "%rJ" ((USItype)(x1)), \ + "rI" ((USItype)(y1)), \ + "%rJ" ((USItype)(x0)), \ + "rI" ((USItype)(y0)) \ + : "cc", "g1", "g2"); \ + __asm__ __volatile__ ("" : "=r" (_t1), "=r" (_t2)); \ + r3 = _t1; r2 = _t2; \ + } while (0) + +#define __FP_FRAC_SUB_4(r3,r2,r1,r0,x3,x2,x1,x0,y3,y2,y1,y0) \ + do { \ + /* We need to fool gcc, as we need to pass more than 10 \ + input/outputs. */ \ + register USItype _t1 __asm__ ("g1"), _t2 __asm__ ("g2"); \ + __asm__ __volatile__ ( \ + "subcc %r8,%9,%1\n\t" \ + "subxcc %r6,%7,%0\n\t" \ + "subxcc %r4,%5,%%g2\n\t" \ + "subx %r2,%3,%%g1\n\t" \ + : "=&r" ((USItype)(r1)), \ + "=&r" ((USItype)(r0)) \ + : "%rJ" ((USItype)(x3)), \ + "rI" ((USItype)(y3)), \ + "%rJ" ((USItype)(x2)), \ + "rI" ((USItype)(y2)), \ + "%rJ" ((USItype)(x1)), \ + "rI" ((USItype)(y1)), \ + "%rJ" ((USItype)(x0)), \ + "rI" ((USItype)(y0)) \ + : "cc", "g1", "g2"); \ + __asm__ __volatile__ ("" : "=r" (_t1), "=r" (_t2)); \ + r3 = _t1; r2 = _t2; \ + } while (0) + +#define __FP_FRAC_DEC_3(x2,x1,x0,y2,y1,y0) __FP_FRAC_SUB_3(x2,x1,x0,x2,x1,x0,y2,y1,y0) + +#define __FP_FRAC_DEC_4(x3,x2,x1,x0,y3,y2,y1,y0) __FP_FRAC_SUB_4(x3,x2,x1,x0,x3,x2,x1,x0,y3,y2,y1,y0) + +#define __FP_FRAC_ADDI_4(x3,x2,x1,x0,i) \ + __asm__ ("addcc %3,%4,%3\n\t" \ + "addxcc %2,%%g0,%2\n\t" \ + "addxcc %1,%%g0,%1\n\t" \ + "addx %0,%%g0,%0\n\t" \ + : "=&r" ((USItype)(x3)), \ + "=&r" ((USItype)(x2)), \ + "=&r" ((USItype)(x1)), \ + "=&r" ((USItype)(x0)) \ + : "rI" ((USItype)(i)), \ + "0" ((USItype)(x3)), \ + "1" ((USItype)(x2)), \ + "2" ((USItype)(x1)), \ + "3" ((USItype)(x0)) \ + : "cc") + +#ifndef CONFIG_SMP +extern struct task_struct *last_task_used_math; +#endif + +/* Obtain the current rounding mode. */ +#ifndef FP_ROUNDMODE +#ifdef CONFIG_SMP +#define FP_ROUNDMODE ((current->thread.fsr >> 30) & 0x3) +#else +#define FP_ROUNDMODE ((last_task_used_math->thread.fsr >> 30) & 0x3) +#endif +#endif + +/* Exception flags. */ +#define FP_EX_INVALID (1 << 4) +#define FP_EX_OVERFLOW (1 << 3) +#define FP_EX_UNDERFLOW (1 << 2) +#define FP_EX_DIVZERO (1 << 1) +#define FP_EX_INEXACT (1 << 0) + +#define FP_HANDLE_EXCEPTIONS return _fex + +#ifdef CONFIG_SMP +#define FP_INHIBIT_RESULTS ((current->thread.fsr >> 23) & _fex) +#else +#define FP_INHIBIT_RESULTS ((last_task_used_math->thread.fsr >> 23) & _fex) +#endif + +#ifdef CONFIG_SMP +#define FP_TRAPPING_EXCEPTIONS ((current->thread.fsr >> 23) & 0x1f) +#else +#define FP_TRAPPING_EXCEPTIONS ((last_task_used_math->thread.fsr >> 23) & 0x1f) +#endif + +#endif diff --git a/arch/sparc/include/asm/sfp-machine_64.h b/arch/sparc/include/asm/sfp-machine_64.h new file mode 100644 index 0000000..ca913ef --- /dev/null +++ b/arch/sparc/include/asm/sfp-machine_64.h @@ -0,0 +1,93 @@ +/* Machine-dependent software floating-point definitions. + Sparc64 kernel version. + Copyright (C) 1997,1998,1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Richard Henderson (rth@cygnus.com), + Jakub Jelinek (jj@ultra.linux.cz) and + David S. Miller (davem@redhat.com). + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If + not, write to the Free Software Foundation, Inc., + 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +#ifndef _SFP_MACHINE_H +#define _SFP_MACHINE_H + +#define _FP_W_TYPE_SIZE 64 +#define _FP_W_TYPE unsigned long +#define _FP_WS_TYPE signed long +#define _FP_I_TYPE long + +#define _FP_MUL_MEAT_S(R,X,Y) \ + _FP_MUL_MEAT_1_imm(_FP_WFRACBITS_S,R,X,Y) +#define _FP_MUL_MEAT_D(R,X,Y) \ + _FP_MUL_MEAT_1_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm) +#define _FP_MUL_MEAT_Q(R,X,Y) \ + _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm) + +#define _FP_DIV_MEAT_S(R,X,Y) _FP_DIV_MEAT_1_imm(S,R,X,Y,_FP_DIV_HELP_imm) +#define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_1_udiv_norm(D,R,X,Y) +#define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_2_udiv(Q,R,X,Y) + +#define _FP_NANFRAC_S ((_FP_QNANBIT_S << 1) - 1) +#define _FP_NANFRAC_D ((_FP_QNANBIT_D << 1) - 1) +#define _FP_NANFRAC_Q ((_FP_QNANBIT_Q << 1) - 1), -1 +#define _FP_NANSIGN_S 0 +#define _FP_NANSIGN_D 0 +#define _FP_NANSIGN_Q 0 + +#define _FP_KEEPNANFRACP 1 + +/* If one NaN is signaling and the other is not, + * we choose that one, otherwise we choose X. + */ +/* For _Qp_* and _Q_*, this should prefer X, for + * CPU instruction emulation this should prefer Y. + * (see SPAMv9 B.2.2 section). + */ +#define _FP_CHOOSENAN(fs, wc, R, X, Y, OP) \ + do { \ + if ((_FP_FRAC_HIGH_RAW_##fs(Y) & _FP_QNANBIT_##fs) \ + && !(_FP_FRAC_HIGH_RAW_##fs(X) & _FP_QNANBIT_##fs)) \ + { \ + R##_s = X##_s; \ + _FP_FRAC_COPY_##wc(R,X); \ + } \ + else \ + { \ + R##_s = Y##_s; \ + _FP_FRAC_COPY_##wc(R,Y); \ + } \ + R##_c = FP_CLS_NAN; \ + } while (0) + +/* Obtain the current rounding mode. */ +#ifndef FP_ROUNDMODE +#define FP_ROUNDMODE ((current_thread_info()->xfsr[0] >> 30) & 0x3) +#endif + +/* Exception flags. */ +#define FP_EX_INVALID (1 << 4) +#define FP_EX_OVERFLOW (1 << 3) +#define FP_EX_UNDERFLOW (1 << 2) +#define FP_EX_DIVZERO (1 << 1) +#define FP_EX_INEXACT (1 << 0) + +#define FP_HANDLE_EXCEPTIONS return _fex + +#define FP_INHIBIT_RESULTS ((current_thread_info()->xfsr[0] >> 23) & _fex) + +#define FP_TRAPPING_EXCEPTIONS ((current_thread_info()->xfsr[0] >> 23) & 0x1f) + +#endif diff --git a/arch/sparc/include/asm/shmbuf.h b/arch/sparc/include/asm/shmbuf.h new file mode 100644 index 0000000..83a1605 --- /dev/null +++ b/arch/sparc/include/asm/shmbuf.h @@ -0,0 +1,50 @@ +#ifndef _SPARC_SHMBUF_H +#define _SPARC_SHMBUF_H + +/* + * The shmid64_ds structure for sparc architecture. + * Note extra padding because this structure is passed back and forth + * between kernel and user space. + * + * Pad space is left for: + * - 64-bit time_t to solve y2038 problem + * - 2 miscellaneous 32-bit values + */ + +#if defined(__sparc__) && defined(__arch64__) +# define PADDING(x) +#else +# define PADDING(x) unsigned int x; +#endif + +struct shmid64_ds { + struct ipc64_perm shm_perm; /* operation perms */ + PADDING(__pad1) + __kernel_time_t shm_atime; /* last attach time */ + PADDING(__pad2) + __kernel_time_t shm_dtime; /* last detach time */ + PADDING(__pad3) + __kernel_time_t shm_ctime; /* last change time */ + size_t shm_segsz; /* size of segment (bytes) */ + __kernel_pid_t shm_cpid; /* pid of creator */ + __kernel_pid_t shm_lpid; /* pid of last operator */ + unsigned long shm_nattch; /* no. of current attaches */ + unsigned long __unused1; + unsigned long __unused2; +}; + +struct shminfo64 { + unsigned long shmmax; + unsigned long shmmin; + unsigned long shmmni; + unsigned long shmseg; + unsigned long shmall; + unsigned long __unused1; + unsigned long __unused2; + unsigned long __unused3; + unsigned long __unused4; +}; + +#undef PADDING + +#endif /* _SPARC_SHMBUF_H */ diff --git a/arch/sparc/include/asm/shmparam.h b/arch/sparc/include/asm/shmparam.h new file mode 100644 index 0000000..8bf0cfe --- /dev/null +++ b/arch/sparc/include/asm/shmparam.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_SHMPARAM_H +#define ___ASM_SPARC_SHMPARAM_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/shmparam_64.h> +#else +#include <asm/shmparam_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/shmparam_32.h b/arch/sparc/include/asm/shmparam_32.h new file mode 100644 index 0000000..59a1243 --- /dev/null +++ b/arch/sparc/include/asm/shmparam_32.h @@ -0,0 +1,11 @@ +#ifndef _ASMSPARC_SHMPARAM_H +#define _ASMSPARC_SHMPARAM_H + +#define __ARCH_FORCE_SHMLBA 1 + +extern int vac_cache_size; +#define SHMLBA (vac_cache_size ? vac_cache_size : \ + (sparc_cpu_model == sun4c ? (64 * 1024) : \ + (sparc_cpu_model == sun4 ? (128 * 1024) : PAGE_SIZE))) + +#endif /* _ASMSPARC_SHMPARAM_H */ diff --git a/arch/sparc/include/asm/shmparam_64.h b/arch/sparc/include/asm/shmparam_64.h new file mode 100644 index 0000000..1ed0d67 --- /dev/null +++ b/arch/sparc/include/asm/shmparam_64.h @@ -0,0 +1,10 @@ +#ifndef _ASMSPARC64_SHMPARAM_H +#define _ASMSPARC64_SHMPARAM_H + +#include <asm/spitfire.h> + +#define __ARCH_FORCE_SHMLBA 1 +/* attach addr a multiple of this */ +#define SHMLBA ((PAGE_SIZE > L1DCACHE_SIZE) ? PAGE_SIZE : L1DCACHE_SIZE) + +#endif /* _ASMSPARC64_SHMPARAM_H */ diff --git a/arch/sparc/include/asm/sigcontext.h b/arch/sparc/include/asm/sigcontext.h new file mode 100644 index 0000000..e92de7e --- /dev/null +++ b/arch/sparc/include/asm/sigcontext.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_SIGCONTEXT_H +#define ___ASM_SPARC_SIGCONTEXT_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/sigcontext_64.h> +#else +#include <asm/sigcontext_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/sigcontext_32.h b/arch/sparc/include/asm/sigcontext_32.h new file mode 100644 index 0000000..c5fb60d --- /dev/null +++ b/arch/sparc/include/asm/sigcontext_32.h @@ -0,0 +1,62 @@ +#ifndef __SPARC_SIGCONTEXT_H +#define __SPARC_SIGCONTEXT_H + +#ifdef __KERNEL__ +#include <asm/ptrace.h> + +#ifndef __ASSEMBLY__ + +#define __SUNOS_MAXWIN 31 + +/* This is what SunOS does, so shall I. */ +struct sigcontext { + int sigc_onstack; /* state to restore */ + int sigc_mask; /* sigmask to restore */ + int sigc_sp; /* stack pointer */ + int sigc_pc; /* program counter */ + int sigc_npc; /* next program counter */ + int sigc_psr; /* for condition codes etc */ + int sigc_g1; /* User uses these two registers */ + int sigc_o0; /* within the trampoline code. */ + + /* Now comes information regarding the users window set + * at the time of the signal. + */ + int sigc_oswins; /* outstanding windows */ + + /* stack ptrs for each regwin buf */ + char *sigc_spbuf[__SUNOS_MAXWIN]; + + /* Windows to restore after signal */ + struct { + unsigned long locals[8]; + unsigned long ins[8]; + } sigc_wbuf[__SUNOS_MAXWIN]; +}; + +typedef struct { + struct { + unsigned long psr; + unsigned long pc; + unsigned long npc; + unsigned long y; + unsigned long u_regs[16]; /* globals and ins */ + } si_regs; + int si_mask; +} __siginfo_t; + +typedef struct { + unsigned long si_float_regs [32]; + unsigned long si_fsr; + unsigned long si_fpqdepth; + struct { + unsigned long *insn_addr; + unsigned long insn; + } si_fpqueue [16]; +} __siginfo_fpu_t; + +#endif /* !(__ASSEMBLY__) */ + +#endif /* (__KERNEL__) */ + +#endif /* !(__SPARC_SIGCONTEXT_H) */ diff --git a/arch/sparc/include/asm/sigcontext_64.h b/arch/sparc/include/asm/sigcontext_64.h new file mode 100644 index 0000000..1c868d6 --- /dev/null +++ b/arch/sparc/include/asm/sigcontext_64.h @@ -0,0 +1,87 @@ +#ifndef __SPARC64_SIGCONTEXT_H +#define __SPARC64_SIGCONTEXT_H + +#ifdef __KERNEL__ +#include <asm/ptrace.h> +#endif + +#ifndef __ASSEMBLY__ + +#ifdef __KERNEL__ + +#define __SUNOS_MAXWIN 31 + +/* This is what SunOS does, so shall I unless we use new 32bit signals or rt signals. */ +struct sigcontext32 { + int sigc_onstack; /* state to restore */ + int sigc_mask; /* sigmask to restore */ + int sigc_sp; /* stack pointer */ + int sigc_pc; /* program counter */ + int sigc_npc; /* next program counter */ + int sigc_psr; /* for condition codes etc */ + int sigc_g1; /* User uses these two registers */ + int sigc_o0; /* within the trampoline code. */ + + /* Now comes information regarding the users window set + * at the time of the signal. + */ + int sigc_oswins; /* outstanding windows */ + + /* stack ptrs for each regwin buf */ + unsigned sigc_spbuf[__SUNOS_MAXWIN]; + + /* Windows to restore after signal */ + struct reg_window32 sigc_wbuf[__SUNOS_MAXWIN]; +}; + +#endif + +#ifdef __KERNEL__ + +/* This is what we use for 32bit new non-rt signals. */ + +typedef struct { + struct { + unsigned int psr; + unsigned int pc; + unsigned int npc; + unsigned int y; + unsigned int u_regs[16]; /* globals and ins */ + } si_regs; + int si_mask; +} __siginfo32_t; + +#endif + +typedef struct { + unsigned int si_float_regs [64]; + unsigned long si_fsr; + unsigned long si_gsr; + unsigned long si_fprs; +} __siginfo_fpu_t; + +/* This is what SunOS doesn't, so we have to write this alone + and do it properly. */ +struct sigcontext { + /* The size of this array has to match SI_MAX_SIZE from siginfo.h */ + char sigc_info[128]; + struct { + unsigned long u_regs[16]; /* globals and ins */ + unsigned long tstate; + unsigned long tpc; + unsigned long tnpc; + unsigned int y; + unsigned int fprs; + } sigc_regs; + __siginfo_fpu_t * sigc_fpu_save; + struct { + void * ss_sp; + int ss_flags; + unsigned long ss_size; + } sigc_stack; + unsigned long sigc_mask; +}; + +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(__SPARC64_SIGCONTEXT_H) */ diff --git a/arch/sparc/include/asm/siginfo.h b/arch/sparc/include/asm/siginfo.h new file mode 100644 index 0000000..bd81f8d --- /dev/null +++ b/arch/sparc/include/asm/siginfo.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_SIGINFO_H +#define ___ASM_SPARC_SIGINFO_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/siginfo_64.h> +#else +#include <asm/siginfo_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/siginfo_32.h b/arch/sparc/include/asm/siginfo_32.h new file mode 100644 index 0000000..3c71af1 --- /dev/null +++ b/arch/sparc/include/asm/siginfo_32.h @@ -0,0 +1,17 @@ +#ifndef _SPARC_SIGINFO_H +#define _SPARC_SIGINFO_H + +#define __ARCH_SI_UID_T unsigned int +#define __ARCH_SI_TRAPNO + +#include <asm-generic/siginfo.h> + +#define SI_NOINFO 32767 /* no information in siginfo_t */ + +/* + * SIGEMT si_codes + */ +#define EMT_TAGOVF (__SI_FAULT|1) /* tag overflow */ +#define NSIGEMT 1 + +#endif /* !(_SPARC_SIGINFO_H) */ diff --git a/arch/sparc/include/asm/siginfo_64.h b/arch/sparc/include/asm/siginfo_64.h new file mode 100644 index 0000000..c96e6c3 --- /dev/null +++ b/arch/sparc/include/asm/siginfo_64.h @@ -0,0 +1,32 @@ +#ifndef _SPARC64_SIGINFO_H +#define _SPARC64_SIGINFO_H + +#define SI_PAD_SIZE32 ((SI_MAX_SIZE/sizeof(int)) - 3) + +#define __ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int)) +#define __ARCH_SI_TRAPNO +#define __ARCH_SI_BAND_T int + +#include <asm-generic/siginfo.h> + +#ifdef __KERNEL__ + +#include <linux/compat.h> + +#ifdef CONFIG_COMPAT + +struct compat_siginfo; + +#endif /* CONFIG_COMPAT */ + +#endif /* __KERNEL__ */ + +#define SI_NOINFO 32767 /* no information in siginfo_t */ + +/* + * SIGEMT si_codes + */ +#define EMT_TAGOVF (__SI_FAULT|1) /* tag overflow */ +#define NSIGEMT 1 + +#endif diff --git a/arch/sparc/include/asm/signal.h b/arch/sparc/include/asm/signal.h new file mode 100644 index 0000000..27ab05d --- /dev/null +++ b/arch/sparc/include/asm/signal.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_SIGNAL_H +#define ___ASM_SPARC_SIGNAL_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/signal_64.h> +#else +#include <asm/signal_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/signal_32.h b/arch/sparc/include/asm/signal_32.h new file mode 100644 index 0000000..96a60ab --- /dev/null +++ b/arch/sparc/include/asm/signal_32.h @@ -0,0 +1,207 @@ +#ifndef _ASMSPARC_SIGNAL_H +#define _ASMSPARC_SIGNAL_H + +#include <asm/sigcontext.h> +#include <linux/compiler.h> + +#ifdef __KERNEL__ +#ifndef __ASSEMBLY__ +#include <linux/personality.h> +#include <linux/types.h> +#endif +#endif + +/* On the Sparc the signal handlers get passed a 'sub-signal' code + * for certain signal types, which we document here. + */ +#define SIGHUP 1 +#define SIGINT 2 +#define SIGQUIT 3 +#define SIGILL 4 +#define SUBSIG_STACK 0 +#define SUBSIG_ILLINST 2 +#define SUBSIG_PRIVINST 3 +#define SUBSIG_BADTRAP(t) (0x80 + (t)) + +#define SIGTRAP 5 +#define SIGABRT 6 +#define SIGIOT 6 + +#define SIGEMT 7 +#define SUBSIG_TAG 10 + +#define SIGFPE 8 +#define SUBSIG_FPDISABLED 0x400 +#define SUBSIG_FPERROR 0x404 +#define SUBSIG_FPINTOVFL 0x001 +#define SUBSIG_FPSTSIG 0x002 +#define SUBSIG_IDIVZERO 0x014 +#define SUBSIG_FPINEXACT 0x0c4 +#define SUBSIG_FPDIVZERO 0x0c8 +#define SUBSIG_FPUNFLOW 0x0cc +#define SUBSIG_FPOPERROR 0x0d0 +#define SUBSIG_FPOVFLOW 0x0d4 + +#define SIGKILL 9 +#define SIGBUS 10 +#define SUBSIG_BUSTIMEOUT 1 +#define SUBSIG_ALIGNMENT 2 +#define SUBSIG_MISCERROR 5 + +#define SIGSEGV 11 +#define SUBSIG_NOMAPPING 3 +#define SUBSIG_PROTECTION 4 +#define SUBSIG_SEGERROR 5 + +#define SIGSYS 12 + +#define SIGPIPE 13 +#define SIGALRM 14 +#define SIGTERM 15 +#define SIGURG 16 + +/* SunOS values which deviate from the Linux/i386 ones */ +#define SIGSTOP 17 +#define SIGTSTP 18 +#define SIGCONT 19 +#define SIGCHLD 20 +#define SIGTTIN 21 +#define SIGTTOU 22 +#define SIGIO 23 +#define SIGPOLL SIGIO /* SysV name for SIGIO */ +#define SIGXCPU 24 +#define SIGXFSZ 25 +#define SIGVTALRM 26 +#define SIGPROF 27 +#define SIGWINCH 28 +#define SIGLOST 29 +#define SIGPWR SIGLOST +#define SIGUSR1 30 +#define SIGUSR2 31 + +/* Most things should be clean enough to redefine this at will, if care + * is taken to make libc match. + */ + +#define __OLD_NSIG 32 +#define __NEW_NSIG 64 +#define _NSIG_BPW 32 +#define _NSIG_WORDS (__NEW_NSIG / _NSIG_BPW) + +#define SIGRTMIN 32 +#define SIGRTMAX __NEW_NSIG + +#if defined(__KERNEL__) || defined(__WANT_POSIX1B_SIGNALS__) +#define _NSIG __NEW_NSIG +#define __new_sigset_t sigset_t +#define __new_sigaction sigaction +#define __old_sigset_t old_sigset_t +#define __old_sigaction old_sigaction +#else +#define _NSIG __OLD_NSIG +#define __old_sigset_t sigset_t +#define __old_sigaction sigaction +#endif + +#ifndef __ASSEMBLY__ + +typedef unsigned long __old_sigset_t; + +typedef struct { + unsigned long sig[_NSIG_WORDS]; +} __new_sigset_t; + + +#ifdef __KERNEL__ +/* A SunOS sigstack */ +struct sigstack { + char *the_stack; + int cur_status; +}; +#endif + +/* Sigvec flags */ +#define _SV_SSTACK 1u /* This signal handler should use sig-stack */ +#define _SV_INTR 2u /* Sig return should not restart system call */ +#define _SV_RESET 4u /* Set handler to SIG_DFL upon taken signal */ +#define _SV_IGNCHILD 8u /* Do not send SIGCHLD */ + +/* + * sa_flags values: SA_STACK is not currently supported, but will allow the + * usage of signal stacks by using the (now obsolete) sa_restorer field in + * the sigaction structure as a stack pointer. This is now possible due to + * the changes in signal handling. LBT 010493. + * SA_RESTART flag to get restarting signals (which were the default long ago) + */ +#define SA_NOCLDSTOP _SV_IGNCHILD +#define SA_STACK _SV_SSTACK +#define SA_ONSTACK _SV_SSTACK +#define SA_RESTART _SV_INTR +#define SA_ONESHOT _SV_RESET +#define SA_NOMASK 0x20u +#define SA_NOCLDWAIT 0x100u +#define SA_SIGINFO 0x200u + +#define SIG_BLOCK 0x01 /* for blocking signals */ +#define SIG_UNBLOCK 0x02 /* for unblocking signals */ +#define SIG_SETMASK 0x04 /* for setting the signal mask */ + +/* + * sigaltstack controls + */ +#define SS_ONSTACK 1 +#define SS_DISABLE 2 + +#define MINSIGSTKSZ 4096 +#define SIGSTKSZ 16384 + +#ifdef __KERNEL__ +/* + * DJHR + * SA_STATIC_ALLOC is used for the SPARC system to indicate that this + * interrupt handler's irq structure should be statically allocated + * by the request_irq routine. + * The alternative is that arch/sparc/kernel/irq.c has carnal knowledge + * of interrupt usage and that sucks. Also without a flag like this + * it may be possible for the free_irq routine to attempt to free + * statically allocated data.. which is NOT GOOD. + * + */ +#define SA_STATIC_ALLOC 0x8000 +#endif + +#include <asm-generic/signal.h> + +#ifdef __KERNEL__ +struct __new_sigaction { + __sighandler_t sa_handler; + unsigned long sa_flags; + void (*sa_restorer)(void); /* Not used by Linux/SPARC */ + __new_sigset_t sa_mask; +}; + +struct k_sigaction { + struct __new_sigaction sa; + void __user *ka_restorer; +}; + +struct __old_sigaction { + __sighandler_t sa_handler; + __old_sigset_t sa_mask; + unsigned long sa_flags; + void (*sa_restorer) (void); /* not used by Linux/SPARC */ +}; + +typedef struct sigaltstack { + void __user *ss_sp; + int ss_flags; + size_t ss_size; +} stack_t; + +#define ptrace_signal_deliver(regs, cookie) do { } while (0) + +#endif /* !(__KERNEL__) */ + +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(_ASMSPARC_SIGNAL_H) */ diff --git a/arch/sparc/include/asm/signal_64.h b/arch/sparc/include/asm/signal_64.h new file mode 100644 index 0000000..ab1509a --- /dev/null +++ b/arch/sparc/include/asm/signal_64.h @@ -0,0 +1,194 @@ +#ifndef _ASMSPARC64_SIGNAL_H +#define _ASMSPARC64_SIGNAL_H + +#include <asm/sigcontext.h> + +#ifdef __KERNEL__ +#ifndef __ASSEMBLY__ +#include <linux/personality.h> +#include <linux/types.h> +#endif +#endif + +/* On the Sparc the signal handlers get passed a 'sub-signal' code + * for certain signal types, which we document here. + */ +#define SIGHUP 1 +#define SIGINT 2 +#define SIGQUIT 3 +#define SIGILL 4 +#define SUBSIG_STACK 0 +#define SUBSIG_ILLINST 2 +#define SUBSIG_PRIVINST 3 +#define SUBSIG_BADTRAP(t) (0x80 + (t)) + +#define SIGTRAP 5 +#define SIGABRT 6 +#define SIGIOT 6 + +#define SIGEMT 7 +#define SUBSIG_TAG 10 + +#define SIGFPE 8 +#define SUBSIG_FPDISABLED 0x400 +#define SUBSIG_FPERROR 0x404 +#define SUBSIG_FPINTOVFL 0x001 +#define SUBSIG_FPSTSIG 0x002 +#define SUBSIG_IDIVZERO 0x014 +#define SUBSIG_FPINEXACT 0x0c4 +#define SUBSIG_FPDIVZERO 0x0c8 +#define SUBSIG_FPUNFLOW 0x0cc +#define SUBSIG_FPOPERROR 0x0d0 +#define SUBSIG_FPOVFLOW 0x0d4 + +#define SIGKILL 9 +#define SIGBUS 10 +#define SUBSIG_BUSTIMEOUT 1 +#define SUBSIG_ALIGNMENT 2 +#define SUBSIG_MISCERROR 5 + +#define SIGSEGV 11 +#define SUBSIG_NOMAPPING 3 +#define SUBSIG_PROTECTION 4 +#define SUBSIG_SEGERROR 5 + +#define SIGSYS 12 + +#define SIGPIPE 13 +#define SIGALRM 14 +#define SIGTERM 15 +#define SIGURG 16 + +/* SunOS values which deviate from the Linux/i386 ones */ +#define SIGSTOP 17 +#define SIGTSTP 18 +#define SIGCONT 19 +#define SIGCHLD 20 +#define SIGTTIN 21 +#define SIGTTOU 22 +#define SIGIO 23 +#define SIGPOLL SIGIO /* SysV name for SIGIO */ +#define SIGXCPU 24 +#define SIGXFSZ 25 +#define SIGVTALRM 26 +#define SIGPROF 27 +#define SIGWINCH 28 +#define SIGLOST 29 +#define SIGPWR SIGLOST +#define SIGUSR1 30 +#define SIGUSR2 31 + +/* Most things should be clean enough to redefine this at will, if care + is taken to make libc match. */ + +#define __OLD_NSIG 32 +#define __NEW_NSIG 64 +#define _NSIG_BPW 64 +#define _NSIG_WORDS (__NEW_NSIG / _NSIG_BPW) + +#define SIGRTMIN 32 +#define SIGRTMAX __NEW_NSIG + +#if defined(__KERNEL__) || defined(__WANT_POSIX1B_SIGNALS__) +#define _NSIG __NEW_NSIG +#define __new_sigset_t sigset_t +#define __new_sigaction sigaction +#define __new_sigaction32 sigaction32 +#define __old_sigset_t old_sigset_t +#define __old_sigaction old_sigaction +#define __old_sigaction32 old_sigaction32 +#else +#define _NSIG __OLD_NSIG +#define NSIG _NSIG +#define __old_sigset_t sigset_t +#define __old_sigaction sigaction +#define __old_sigaction32 sigaction32 +#endif + +#ifndef __ASSEMBLY__ + +typedef unsigned long __old_sigset_t; /* at least 32 bits */ + +typedef struct { + unsigned long sig[_NSIG_WORDS]; +} __new_sigset_t; + +/* A SunOS sigstack */ +struct sigstack { + /* XXX 32-bit pointers pinhead XXX */ + char *the_stack; + int cur_status; +}; + +/* Sigvec flags */ +#define _SV_SSTACK 1u /* This signal handler should use sig-stack */ +#define _SV_INTR 2u /* Sig return should not restart system call */ +#define _SV_RESET 4u /* Set handler to SIG_DFL upon taken signal */ +#define _SV_IGNCHILD 8u /* Do not send SIGCHLD */ + +/* + * sa_flags values: SA_STACK is not currently supported, but will allow the + * usage of signal stacks by using the (now obsolete) sa_restorer field in + * the sigaction structure as a stack pointer. This is now possible due to + * the changes in signal handling. LBT 010493. + * SA_RESTART flag to get restarting signals (which were the default long ago) + */ +#define SA_NOCLDSTOP _SV_IGNCHILD +#define SA_STACK _SV_SSTACK +#define SA_ONSTACK _SV_SSTACK +#define SA_RESTART _SV_INTR +#define SA_ONESHOT _SV_RESET +#define SA_NOMASK 0x20u +#define SA_NOCLDWAIT 0x100u +#define SA_SIGINFO 0x200u + + +#define SIG_BLOCK 0x01 /* for blocking signals */ +#define SIG_UNBLOCK 0x02 /* for unblocking signals */ +#define SIG_SETMASK 0x04 /* for setting the signal mask */ + +/* + * sigaltstack controls + */ +#define SS_ONSTACK 1 +#define SS_DISABLE 2 + +#define MINSIGSTKSZ 4096 +#define SIGSTKSZ 16384 + +#include <asm-generic/signal.h> + +struct __new_sigaction { + __sighandler_t sa_handler; + unsigned long sa_flags; + __sigrestore_t sa_restorer; /* not used by Linux/SPARC yet */ + __new_sigset_t sa_mask; +}; + +struct __old_sigaction { + __sighandler_t sa_handler; + __old_sigset_t sa_mask; + unsigned long sa_flags; + void (*sa_restorer)(void); /* not used by Linux/SPARC yet */ +}; + +typedef struct sigaltstack { + void __user *ss_sp; + int ss_flags; + size_t ss_size; +} stack_t; + +#ifdef __KERNEL__ + +struct k_sigaction { + struct __new_sigaction sa; + void __user *ka_restorer; +}; + +#define ptrace_signal_deliver(regs, cookie) do { } while (0) + +#endif /* !(__KERNEL__) */ + +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(_ASMSPARC64_SIGNAL_H) */ diff --git a/arch/sparc/include/asm/smp.h b/arch/sparc/include/asm/smp.h new file mode 100644 index 0000000..b59672d --- /dev/null +++ b/arch/sparc/include/asm/smp.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_SMP_H +#define ___ASM_SPARC_SMP_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/smp_64.h> +#else +#include <asm/smp_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/smp_32.h b/arch/sparc/include/asm/smp_32.h new file mode 100644 index 0000000..7201752 --- /dev/null +++ b/arch/sparc/include/asm/smp_32.h @@ -0,0 +1,173 @@ +/* smp.h: Sparc specific SMP stuff. + * + * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_SMP_H +#define _SPARC_SMP_H + +#include <linux/threads.h> +#include <asm/head.h> +#include <asm/btfixup.h> + +#ifndef __ASSEMBLY__ + +#include <linux/cpumask.h> + +#endif /* __ASSEMBLY__ */ + +#ifdef CONFIG_SMP + +#ifndef __ASSEMBLY__ + +#include <asm/ptrace.h> +#include <asm/asi.h> +#include <asm/atomic.h> + +/* + * Private routines/data + */ + +extern unsigned char boot_cpu_id; +extern cpumask_t phys_cpu_present_map; +#define cpu_possible_map phys_cpu_present_map + +typedef void (*smpfunc_t)(unsigned long, unsigned long, unsigned long, + unsigned long, unsigned long); + +/* + * General functions that each host system must provide. + */ + +void sun4m_init_smp(void); +void sun4d_init_smp(void); + +void smp_callin(void); +void smp_boot_cpus(void); +void smp_store_cpu_info(int); + +struct seq_file; +void smp_bogo(struct seq_file *); +void smp_info(struct seq_file *); + +BTFIXUPDEF_CALL(void, smp_cross_call, smpfunc_t, unsigned long, unsigned long, unsigned long, unsigned long, unsigned long) +BTFIXUPDEF_CALL(int, __hard_smp_processor_id, void) +BTFIXUPDEF_BLACKBOX(hard_smp_processor_id) +BTFIXUPDEF_BLACKBOX(load_current) + +#define smp_cross_call(func,arg1,arg2,arg3,arg4,arg5) BTFIXUP_CALL(smp_cross_call)(func,arg1,arg2,arg3,arg4,arg5) + +static inline void xc0(smpfunc_t func) { smp_cross_call(func, 0, 0, 0, 0, 0); } +static inline void xc1(smpfunc_t func, unsigned long arg1) +{ smp_cross_call(func, arg1, 0, 0, 0, 0); } +static inline void xc2(smpfunc_t func, unsigned long arg1, unsigned long arg2) +{ smp_cross_call(func, arg1, arg2, 0, 0, 0); } +static inline void xc3(smpfunc_t func, unsigned long arg1, unsigned long arg2, + unsigned long arg3) +{ smp_cross_call(func, arg1, arg2, arg3, 0, 0); } +static inline void xc4(smpfunc_t func, unsigned long arg1, unsigned long arg2, + unsigned long arg3, unsigned long arg4) +{ smp_cross_call(func, arg1, arg2, arg3, arg4, 0); } +static inline void xc5(smpfunc_t func, unsigned long arg1, unsigned long arg2, + unsigned long arg3, unsigned long arg4, unsigned long arg5) +{ smp_cross_call(func, arg1, arg2, arg3, arg4, arg5); } + +static inline int smp_call_function(void (*func)(void *info), void *info, int wait) +{ + xc1((smpfunc_t)func, (unsigned long)info); + return 0; +} + +static inline int cpu_logical_map(int cpu) +{ + return cpu; +} + +static inline int hard_smp4m_processor_id(void) +{ + int cpuid; + + __asm__ __volatile__("rd %%tbr, %0\n\t" + "srl %0, 12, %0\n\t" + "and %0, 3, %0\n\t" : + "=&r" (cpuid)); + return cpuid; +} + +static inline int hard_smp4d_processor_id(void) +{ + int cpuid; + + __asm__ __volatile__("lda [%%g0] %1, %0\n\t" : + "=&r" (cpuid) : "i" (ASI_M_VIKING_TMP1)); + return cpuid; +} + +#ifndef MODULE +static inline int hard_smp_processor_id(void) +{ + int cpuid; + + /* Black box - sun4m + __asm__ __volatile__("rd %%tbr, %0\n\t" + "srl %0, 12, %0\n\t" + "and %0, 3, %0\n\t" : + "=&r" (cpuid)); + - sun4d + __asm__ __volatile__("lda [%g0] ASI_M_VIKING_TMP1, %0\n\t" + "nop; nop" : + "=&r" (cpuid)); + See btfixup.h and btfixupprep.c to understand how a blackbox works. + */ + __asm__ __volatile__("sethi %%hi(___b_hard_smp_processor_id), %0\n\t" + "sethi %%hi(boot_cpu_id), %0\n\t" + "ldub [%0 + %%lo(boot_cpu_id)], %0\n\t" : + "=&r" (cpuid)); + return cpuid; +} +#else +static inline int hard_smp_processor_id(void) +{ + int cpuid; + + __asm__ __volatile__("mov %%o7, %%g1\n\t" + "call ___f___hard_smp_processor_id\n\t" + " nop\n\t" + "mov %%g2, %0\n\t" : "=r"(cpuid) : : "g1", "g2"); + return cpuid; +} +#endif + +#define raw_smp_processor_id() (current_thread_info()->cpu) + +#define prof_multiplier(__cpu) cpu_data(__cpu).multiplier +#define prof_counter(__cpu) cpu_data(__cpu).counter + +void smp_setup_cpu_possible_map(void); + +#endif /* !(__ASSEMBLY__) */ + +/* Sparc specific messages. */ +#define MSG_CROSS_CALL 0x0005 /* run func on cpus */ + +/* Empirical PROM processor mailbox constants. If the per-cpu mailbox + * contains something other than one of these then the ipi is from + * Linux's active_kernel_processor. This facility exists so that + * the boot monitor can capture all the other cpus when one catches + * a watchdog reset or the user enters the monitor using L1-A keys. + */ +#define MBOX_STOPCPU 0xFB +#define MBOX_IDLECPU 0xFC +#define MBOX_IDLECPU2 0xFD +#define MBOX_STOPCPU2 0xFE + +#else /* SMP */ + +#define hard_smp_processor_id() 0 +#define smp_setup_cpu_possible_map() do { } while (0) + +#endif /* !(SMP) */ + +#define NO_PROC_ID 0xFF + +#endif /* !(_SPARC_SMP_H) */ diff --git a/arch/sparc/include/asm/smp_64.h b/arch/sparc/include/asm/smp_64.h new file mode 100644 index 0000000..57224dd --- /dev/null +++ b/arch/sparc/include/asm/smp_64.h @@ -0,0 +1,67 @@ +/* smp.h: Sparc64 specific SMP stuff. + * + * Copyright (C) 1996, 2008 David S. Miller (davem@davemloft.net) + */ + +#ifndef _SPARC64_SMP_H +#define _SPARC64_SMP_H + +#include <linux/threads.h> +#include <asm/asi.h> +#include <asm/starfire.h> +#include <asm/spitfire.h> + +#ifndef __ASSEMBLY__ + +#include <linux/cpumask.h> +#include <linux/cache.h> + +#endif /* !(__ASSEMBLY__) */ + +#ifdef CONFIG_SMP + +#ifndef __ASSEMBLY__ + +/* + * Private routines/data + */ + +#include <linux/bitops.h> +#include <asm/atomic.h> +#include <asm/percpu.h> + +DECLARE_PER_CPU(cpumask_t, cpu_sibling_map); +extern cpumask_t cpu_core_map[NR_CPUS]; +extern int sparc64_multi_core; + +extern void arch_send_call_function_single_ipi(int cpu); +extern void arch_send_call_function_ipi(cpumask_t mask); + +/* + * General functions that each host system must provide. + */ + +extern int hard_smp_processor_id(void); +#define raw_smp_processor_id() (current_thread_info()->cpu) + +extern void smp_fill_in_sib_core_maps(void); +extern void cpu_play_dead(void); + +extern void smp_fetch_global_regs(void); + +#ifdef CONFIG_HOTPLUG_CPU +extern int __cpu_disable(void); +extern void __cpu_die(unsigned int cpu); +#endif + +#endif /* !(__ASSEMBLY__) */ + +#else + +#define hard_smp_processor_id() 0 +#define smp_fill_in_sib_core_maps() do { } while (0) +#define smp_fetch_global_regs() do { } while (0) + +#endif /* !(CONFIG_SMP) */ + +#endif /* !(_SPARC64_SMP_H) */ diff --git a/arch/sparc/include/asm/smpprim.h b/arch/sparc/include/asm/smpprim.h new file mode 100644 index 0000000..eb849d8 --- /dev/null +++ b/arch/sparc/include/asm/smpprim.h @@ -0,0 +1,54 @@ +/* + * smpprim.h: SMP locking primitives on the Sparc + * + * God knows we won't be actually using this code for some time + * but I thought I'd write it since I knew how. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef __SPARC_SMPPRIM_H +#define __SPARC_SMPPRIM_H + +/* Test and set the unsigned byte at ADDR to 1. Returns the previous + * value. On the Sparc we use the ldstub instruction since it is + * atomic. + */ + +static inline __volatile__ char test_and_set(void *addr) +{ + char state = 0; + + __asm__ __volatile__("ldstub [%0], %1 ! test_and_set\n\t" + "=r" (addr), "=r" (state) : + "0" (addr), "1" (state) : "memory"); + + return state; +} + +/* Initialize a spin-lock. */ +static inline __volatile__ smp_initlock(void *spinlock) +{ + /* Unset the lock. */ + *((unsigned char *) spinlock) = 0; + + return; +} + +/* This routine spins until it acquires the lock at ADDR. */ +static inline __volatile__ smp_lock(void *addr) +{ + while(test_and_set(addr) == 0xff) + ; + + /* We now have the lock */ + return; +} + +/* This routine releases the lock at ADDR. */ +static inline __volatile__ smp_unlock(void *addr) +{ + *((unsigned char *) addr) = 0; +} + +#endif /* !(__SPARC_SMPPRIM_H) */ diff --git a/arch/sparc/include/asm/socket.h b/arch/sparc/include/asm/socket.h new file mode 100644 index 0000000..bf50d0c --- /dev/null +++ b/arch/sparc/include/asm/socket.h @@ -0,0 +1,58 @@ +#ifndef _ASM_SOCKET_H +#define _ASM_SOCKET_H + +#include <asm/sockios.h> + +/* For setsockopt(2) */ +#define SOL_SOCKET 0xffff + +#define SO_DEBUG 0x0001 +#define SO_PASSCRED 0x0002 +#define SO_REUSEADDR 0x0004 +#define SO_KEEPALIVE 0x0008 +#define SO_DONTROUTE 0x0010 +#define SO_BROADCAST 0x0020 +#define SO_PEERCRED 0x0040 +#define SO_LINGER 0x0080 +#define SO_OOBINLINE 0x0100 +/* To add :#define SO_REUSEPORT 0x0200 */ +#define SO_BSDCOMPAT 0x0400 +#define SO_RCVLOWAT 0x0800 +#define SO_SNDLOWAT 0x1000 +#define SO_RCVTIMEO 0x2000 +#define SO_SNDTIMEO 0x4000 +#define SO_ACCEPTCONN 0x8000 + +#define SO_SNDBUF 0x1001 +#define SO_RCVBUF 0x1002 +#define SO_SNDBUFFORCE 0x100a +#define SO_RCVBUFFORCE 0x100b +#define SO_ERROR 0x1007 +#define SO_TYPE 0x1008 + +/* Linux specific, keep the same. */ +#define SO_NO_CHECK 0x000b +#define SO_PRIORITY 0x000c + +#define SO_BINDTODEVICE 0x000d + +#define SO_ATTACH_FILTER 0x001a +#define SO_DETACH_FILTER 0x001b + +#define SO_PEERNAME 0x001c +#define SO_TIMESTAMP 0x001d +#define SCM_TIMESTAMP SO_TIMESTAMP + +#define SO_PEERSEC 0x001e +#define SO_PASSSEC 0x001f +#define SO_TIMESTAMPNS 0x0021 +#define SCM_TIMESTAMPNS SO_TIMESTAMPNS + +#define SO_MARK 0x0022 + +/* Security levels - as per NRL IPv6 - don't actually do anything */ +#define SO_SECURITY_AUTHENTICATION 0x5001 +#define SO_SECURITY_ENCRYPTION_TRANSPORT 0x5002 +#define SO_SECURITY_ENCRYPTION_NETWORK 0x5004 + +#endif /* _ASM_SOCKET_H */ diff --git a/arch/sparc/include/asm/sockios.h b/arch/sparc/include/asm/sockios.h new file mode 100644 index 0000000..990ea74 --- /dev/null +++ b/arch/sparc/include/asm/sockios.h @@ -0,0 +1,14 @@ +#ifndef _ASM_SPARC_SOCKIOS_H +#define _ASM_SPARC_SOCKIOS_H + +/* Socket-level I/O control calls. */ +#define FIOSETOWN 0x8901 +#define SIOCSPGRP 0x8902 +#define FIOGETOWN 0x8903 +#define SIOCGPGRP 0x8904 +#define SIOCATMARK 0x8905 +#define SIOCGSTAMP 0x8906 /* Get stamp (timeval) */ +#define SIOCGSTAMPNS 0x8907 /* Get stamp (timespec) */ + +#endif /* !(_ASM_SPARC_SOCKIOS_H) */ + diff --git a/arch/sparc/include/asm/sparsemem.h b/arch/sparc/include/asm/sparsemem.h new file mode 100644 index 0000000..b99d4e4 --- /dev/null +++ b/arch/sparc/include/asm/sparsemem.h @@ -0,0 +1,12 @@ +#ifndef _SPARC64_SPARSEMEM_H +#define _SPARC64_SPARSEMEM_H + +#ifdef __KERNEL__ + +#define SECTION_SIZE_BITS 30 +#define MAX_PHYSADDR_BITS 42 +#define MAX_PHYSMEM_BITS 42 + +#endif /* !(__KERNEL__) */ + +#endif /* !(_SPARC64_SPARSEMEM_H) */ diff --git a/arch/sparc/include/asm/spinlock.h b/arch/sparc/include/asm/spinlock.h new file mode 100644 index 0000000..f276b00 --- /dev/null +++ b/arch/sparc/include/asm/spinlock.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_SPINLOCK_H +#define ___ASM_SPARC_SPINLOCK_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/spinlock_64.h> +#else +#include <asm/spinlock_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/spinlock_32.h b/arch/sparc/include/asm/spinlock_32.h new file mode 100644 index 0000000..de2249b --- /dev/null +++ b/arch/sparc/include/asm/spinlock_32.h @@ -0,0 +1,192 @@ +/* spinlock.h: 32-bit Sparc spinlock support. + * + * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef __SPARC_SPINLOCK_H +#define __SPARC_SPINLOCK_H + +#include <linux/threads.h> /* For NR_CPUS */ + +#ifndef __ASSEMBLY__ + +#include <asm/psr.h> + +#define __raw_spin_is_locked(lock) (*((volatile unsigned char *)(lock)) != 0) + +#define __raw_spin_unlock_wait(lock) \ + do { while (__raw_spin_is_locked(lock)) cpu_relax(); } while (0) + +static inline void __raw_spin_lock(raw_spinlock_t *lock) +{ + __asm__ __volatile__( + "\n1:\n\t" + "ldstub [%0], %%g2\n\t" + "orcc %%g2, 0x0, %%g0\n\t" + "bne,a 2f\n\t" + " ldub [%0], %%g2\n\t" + ".subsection 2\n" + "2:\n\t" + "orcc %%g2, 0x0, %%g0\n\t" + "bne,a 2b\n\t" + " ldub [%0], %%g2\n\t" + "b,a 1b\n\t" + ".previous\n" + : /* no outputs */ + : "r" (lock) + : "g2", "memory", "cc"); +} + +static inline int __raw_spin_trylock(raw_spinlock_t *lock) +{ + unsigned int result; + __asm__ __volatile__("ldstub [%1], %0" + : "=r" (result) + : "r" (lock) + : "memory"); + return (result == 0); +} + +static inline void __raw_spin_unlock(raw_spinlock_t *lock) +{ + __asm__ __volatile__("stb %%g0, [%0]" : : "r" (lock) : "memory"); +} + +/* Read-write spinlocks, allowing multiple readers + * but only one writer. + * + * NOTE! it is quite common to have readers in interrupts + * but no interrupt writers. For those circumstances we + * can "mix" irq-safe locks - any writer needs to get a + * irq-safe write-lock, but readers can get non-irqsafe + * read-locks. + * + * XXX This might create some problems with my dual spinlock + * XXX scheme, deadlocks etc. -DaveM + * + * Sort of like atomic_t's on Sparc, but even more clever. + * + * ------------------------------------ + * | 24-bit counter | wlock | raw_rwlock_t + * ------------------------------------ + * 31 8 7 0 + * + * wlock signifies the one writer is in or somebody is updating + * counter. For a writer, if he successfully acquires the wlock, + * but counter is non-zero, he has to release the lock and wait, + * till both counter and wlock are zero. + * + * Unfortunately this scheme limits us to ~16,000,000 cpus. + */ +static inline void __read_lock(raw_rwlock_t *rw) +{ + register raw_rwlock_t *lp asm("g1"); + lp = rw; + __asm__ __volatile__( + "mov %%o7, %%g4\n\t" + "call ___rw_read_enter\n\t" + " ldstub [%%g1 + 3], %%g2\n" + : /* no outputs */ + : "r" (lp) + : "g2", "g4", "memory", "cc"); +} + +#define __raw_read_lock(lock) \ +do { unsigned long flags; \ + local_irq_save(flags); \ + __read_lock(lock); \ + local_irq_restore(flags); \ +} while(0) + +static inline void __read_unlock(raw_rwlock_t *rw) +{ + register raw_rwlock_t *lp asm("g1"); + lp = rw; + __asm__ __volatile__( + "mov %%o7, %%g4\n\t" + "call ___rw_read_exit\n\t" + " ldstub [%%g1 + 3], %%g2\n" + : /* no outputs */ + : "r" (lp) + : "g2", "g4", "memory", "cc"); +} + +#define __raw_read_unlock(lock) \ +do { unsigned long flags; \ + local_irq_save(flags); \ + __read_unlock(lock); \ + local_irq_restore(flags); \ +} while(0) + +static inline void __raw_write_lock(raw_rwlock_t *rw) +{ + register raw_rwlock_t *lp asm("g1"); + lp = rw; + __asm__ __volatile__( + "mov %%o7, %%g4\n\t" + "call ___rw_write_enter\n\t" + " ldstub [%%g1 + 3], %%g2\n" + : /* no outputs */ + : "r" (lp) + : "g2", "g4", "memory", "cc"); + *(volatile __u32 *)&lp->lock = ~0U; +} + +static inline int __raw_write_trylock(raw_rwlock_t *rw) +{ + unsigned int val; + + __asm__ __volatile__("ldstub [%1 + 3], %0" + : "=r" (val) + : "r" (&rw->lock) + : "memory"); + + if (val == 0) { + val = rw->lock & ~0xff; + if (val) + ((volatile u8*)&rw->lock)[3] = 0; + else + *(volatile u32*)&rw->lock = ~0U; + } + + return (val == 0); +} + +static inline int __read_trylock(raw_rwlock_t *rw) +{ + register raw_rwlock_t *lp asm("g1"); + register int res asm("o0"); + lp = rw; + __asm__ __volatile__( + "mov %%o7, %%g4\n\t" + "call ___rw_read_try\n\t" + " ldstub [%%g1 + 3], %%g2\n" + : "=r" (res) + : "r" (lp) + : "g2", "g4", "memory", "cc"); + return res; +} + +#define __raw_read_trylock(lock) \ +({ unsigned long flags; \ + int res; \ + local_irq_save(flags); \ + res = __read_trylock(lock); \ + local_irq_restore(flags); \ + res; \ +}) + +#define __raw_write_unlock(rw) do { (rw)->lock = 0; } while(0) + +#define __raw_spin_lock_flags(lock, flags) __raw_spin_lock(lock) + +#define _raw_spin_relax(lock) cpu_relax() +#define _raw_read_relax(lock) cpu_relax() +#define _raw_write_relax(lock) cpu_relax() + +#define __raw_read_can_lock(rw) (!((rw)->lock & 0xff)) +#define __raw_write_can_lock(rw) (!(rw)->lock) + +#endif /* !(__ASSEMBLY__) */ + +#endif /* __SPARC_SPINLOCK_H */ diff --git a/arch/sparc/include/asm/spinlock_64.h b/arch/sparc/include/asm/spinlock_64.h new file mode 100644 index 0000000..0006fe9 --- /dev/null +++ b/arch/sparc/include/asm/spinlock_64.h @@ -0,0 +1,250 @@ +/* spinlock.h: 64-bit Sparc spinlock support. + * + * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef __SPARC64_SPINLOCK_H +#define __SPARC64_SPINLOCK_H + +#include <linux/threads.h> /* For NR_CPUS */ + +#ifndef __ASSEMBLY__ + +/* To get debugging spinlocks which detect and catch + * deadlock situations, set CONFIG_DEBUG_SPINLOCK + * and rebuild your kernel. + */ + +/* All of these locking primitives are expected to work properly + * even in an RMO memory model, which currently is what the kernel + * runs in. + * + * There is another issue. Because we play games to save cycles + * in the non-contention case, we need to be extra careful about + * branch targets into the "spinning" code. They live in their + * own section, but the newer V9 branches have a shorter range + * than the traditional 32-bit sparc branch variants. The rule + * is that the branches that go into and out of the spinner sections + * must be pre-V9 branches. + */ + +#define __raw_spin_is_locked(lp) ((lp)->lock != 0) + +#define __raw_spin_unlock_wait(lp) \ + do { rmb(); \ + } while((lp)->lock) + +static inline void __raw_spin_lock(raw_spinlock_t *lock) +{ + unsigned long tmp; + + __asm__ __volatile__( +"1: ldstub [%1], %0\n" +" membar #StoreLoad | #StoreStore\n" +" brnz,pn %0, 2f\n" +" nop\n" +" .subsection 2\n" +"2: ldub [%1], %0\n" +" membar #LoadLoad\n" +" brnz,pt %0, 2b\n" +" nop\n" +" ba,a,pt %%xcc, 1b\n" +" .previous" + : "=&r" (tmp) + : "r" (lock) + : "memory"); +} + +static inline int __raw_spin_trylock(raw_spinlock_t *lock) +{ + unsigned long result; + + __asm__ __volatile__( +" ldstub [%1], %0\n" +" membar #StoreLoad | #StoreStore" + : "=r" (result) + : "r" (lock) + : "memory"); + + return (result == 0UL); +} + +static inline void __raw_spin_unlock(raw_spinlock_t *lock) +{ + __asm__ __volatile__( +" membar #StoreStore | #LoadStore\n" +" stb %%g0, [%0]" + : /* No outputs */ + : "r" (lock) + : "memory"); +} + +static inline void __raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long flags) +{ + unsigned long tmp1, tmp2; + + __asm__ __volatile__( +"1: ldstub [%2], %0\n" +" membar #StoreLoad | #StoreStore\n" +" brnz,pn %0, 2f\n" +" nop\n" +" .subsection 2\n" +"2: rdpr %%pil, %1\n" +" wrpr %3, %%pil\n" +"3: ldub [%2], %0\n" +" membar #LoadLoad\n" +" brnz,pt %0, 3b\n" +" nop\n" +" ba,pt %%xcc, 1b\n" +" wrpr %1, %%pil\n" +" .previous" + : "=&r" (tmp1), "=&r" (tmp2) + : "r"(lock), "r"(flags) + : "memory"); +} + +/* Multi-reader locks, these are much saner than the 32-bit Sparc ones... */ + +static void inline __read_lock(raw_rwlock_t *lock) +{ + unsigned long tmp1, tmp2; + + __asm__ __volatile__ ( +"1: ldsw [%2], %0\n" +" brlz,pn %0, 2f\n" +"4: add %0, 1, %1\n" +" cas [%2], %0, %1\n" +" cmp %0, %1\n" +" membar #StoreLoad | #StoreStore\n" +" bne,pn %%icc, 1b\n" +" nop\n" +" .subsection 2\n" +"2: ldsw [%2], %0\n" +" membar #LoadLoad\n" +" brlz,pt %0, 2b\n" +" nop\n" +" ba,a,pt %%xcc, 4b\n" +" .previous" + : "=&r" (tmp1), "=&r" (tmp2) + : "r" (lock) + : "memory"); +} + +static int inline __read_trylock(raw_rwlock_t *lock) +{ + int tmp1, tmp2; + + __asm__ __volatile__ ( +"1: ldsw [%2], %0\n" +" brlz,a,pn %0, 2f\n" +" mov 0, %0\n" +" add %0, 1, %1\n" +" cas [%2], %0, %1\n" +" cmp %0, %1\n" +" membar #StoreLoad | #StoreStore\n" +" bne,pn %%icc, 1b\n" +" mov 1, %0\n" +"2:" + : "=&r" (tmp1), "=&r" (tmp2) + : "r" (lock) + : "memory"); + + return tmp1; +} + +static void inline __read_unlock(raw_rwlock_t *lock) +{ + unsigned long tmp1, tmp2; + + __asm__ __volatile__( +" membar #StoreLoad | #LoadLoad\n" +"1: lduw [%2], %0\n" +" sub %0, 1, %1\n" +" cas [%2], %0, %1\n" +" cmp %0, %1\n" +" bne,pn %%xcc, 1b\n" +" nop" + : "=&r" (tmp1), "=&r" (tmp2) + : "r" (lock) + : "memory"); +} + +static void inline __write_lock(raw_rwlock_t *lock) +{ + unsigned long mask, tmp1, tmp2; + + mask = 0x80000000UL; + + __asm__ __volatile__( +"1: lduw [%2], %0\n" +" brnz,pn %0, 2f\n" +"4: or %0, %3, %1\n" +" cas [%2], %0, %1\n" +" cmp %0, %1\n" +" membar #StoreLoad | #StoreStore\n" +" bne,pn %%icc, 1b\n" +" nop\n" +" .subsection 2\n" +"2: lduw [%2], %0\n" +" membar #LoadLoad\n" +" brnz,pt %0, 2b\n" +" nop\n" +" ba,a,pt %%xcc, 4b\n" +" .previous" + : "=&r" (tmp1), "=&r" (tmp2) + : "r" (lock), "r" (mask) + : "memory"); +} + +static void inline __write_unlock(raw_rwlock_t *lock) +{ + __asm__ __volatile__( +" membar #LoadStore | #StoreStore\n" +" stw %%g0, [%0]" + : /* no outputs */ + : "r" (lock) + : "memory"); +} + +static int inline __write_trylock(raw_rwlock_t *lock) +{ + unsigned long mask, tmp1, tmp2, result; + + mask = 0x80000000UL; + + __asm__ __volatile__( +" mov 0, %2\n" +"1: lduw [%3], %0\n" +" brnz,pn %0, 2f\n" +" or %0, %4, %1\n" +" cas [%3], %0, %1\n" +" cmp %0, %1\n" +" membar #StoreLoad | #StoreStore\n" +" bne,pn %%icc, 1b\n" +" nop\n" +" mov 1, %2\n" +"2:" + : "=&r" (tmp1), "=&r" (tmp2), "=&r" (result) + : "r" (lock), "r" (mask) + : "memory"); + + return result; +} + +#define __raw_read_lock(p) __read_lock(p) +#define __raw_read_trylock(p) __read_trylock(p) +#define __raw_read_unlock(p) __read_unlock(p) +#define __raw_write_lock(p) __write_lock(p) +#define __raw_write_unlock(p) __write_unlock(p) +#define __raw_write_trylock(p) __write_trylock(p) + +#define __raw_read_can_lock(rw) (!((rw)->lock & 0x80000000UL)) +#define __raw_write_can_lock(rw) (!(rw)->lock) + +#define _raw_spin_relax(lock) cpu_relax() +#define _raw_read_relax(lock) cpu_relax() +#define _raw_write_relax(lock) cpu_relax() + +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(__SPARC64_SPINLOCK_H) */ diff --git a/arch/sparc/include/asm/spinlock_types.h b/arch/sparc/include/asm/spinlock_types.h new file mode 100644 index 0000000..37cbe01 --- /dev/null +++ b/arch/sparc/include/asm/spinlock_types.h @@ -0,0 +1,20 @@ +#ifndef __SPARC_SPINLOCK_TYPES_H +#define __SPARC_SPINLOCK_TYPES_H + +#ifndef __LINUX_SPINLOCK_TYPES_H +# error "please don't include this file directly" +#endif + +typedef struct { + volatile unsigned char lock; +} raw_spinlock_t; + +#define __RAW_SPIN_LOCK_UNLOCKED { 0 } + +typedef struct { + volatile unsigned int lock; +} raw_rwlock_t; + +#define __RAW_RW_LOCK_UNLOCKED { 0 } + +#endif diff --git a/arch/sparc/include/asm/spitfire.h b/arch/sparc/include/asm/spitfire.h new file mode 100644 index 0000000..985ea7e --- /dev/null +++ b/arch/sparc/include/asm/spitfire.h @@ -0,0 +1,342 @@ +/* spitfire.h: SpitFire/BlackBird/Cheetah inline MMU operations. + * + * Copyright (C) 1996 David S. Miller (davem@davemloft.net) + */ + +#ifndef _SPARC64_SPITFIRE_H +#define _SPARC64_SPITFIRE_H + +#include <asm/asi.h> + +/* The following register addresses are accessible via ASI_DMMU + * and ASI_IMMU, that is there is a distinct and unique copy of + * each these registers for each TLB. + */ +#define TSB_TAG_TARGET 0x0000000000000000 /* All chips */ +#define TLB_SFSR 0x0000000000000018 /* All chips */ +#define TSB_REG 0x0000000000000028 /* All chips */ +#define TLB_TAG_ACCESS 0x0000000000000030 /* All chips */ +#define VIRT_WATCHPOINT 0x0000000000000038 /* All chips */ +#define PHYS_WATCHPOINT 0x0000000000000040 /* All chips */ +#define TSB_EXTENSION_P 0x0000000000000048 /* Ultra-III and later */ +#define TSB_EXTENSION_S 0x0000000000000050 /* Ultra-III and later, D-TLB only */ +#define TSB_EXTENSION_N 0x0000000000000058 /* Ultra-III and later */ +#define TLB_TAG_ACCESS_EXT 0x0000000000000060 /* Ultra-III+ and later */ + +/* These registers only exist as one entity, and are accessed + * via ASI_DMMU only. + */ +#define PRIMARY_CONTEXT 0x0000000000000008 +#define SECONDARY_CONTEXT 0x0000000000000010 +#define DMMU_SFAR 0x0000000000000020 +#define VIRT_WATCHPOINT 0x0000000000000038 +#define PHYS_WATCHPOINT 0x0000000000000040 + +#define SPITFIRE_HIGHEST_LOCKED_TLBENT (64 - 1) +#define CHEETAH_HIGHEST_LOCKED_TLBENT (16 - 1) + +#define L1DCACHE_SIZE 0x4000 + +#define SUN4V_CHIP_INVALID 0x00 +#define SUN4V_CHIP_NIAGARA1 0x01 +#define SUN4V_CHIP_NIAGARA2 0x02 +#define SUN4V_CHIP_UNKNOWN 0xff + +#ifndef __ASSEMBLY__ + +enum ultra_tlb_layout { + spitfire = 0, + cheetah = 1, + cheetah_plus = 2, + hypervisor = 3, +}; + +extern enum ultra_tlb_layout tlb_type; + +extern int sun4v_chip_type; + +extern int cheetah_pcache_forced_on; +extern void cheetah_enable_pcache(void); + +#define sparc64_highest_locked_tlbent() \ + (tlb_type == spitfire ? \ + SPITFIRE_HIGHEST_LOCKED_TLBENT : \ + CHEETAH_HIGHEST_LOCKED_TLBENT) + +extern int num_kernel_image_mappings; + +/* The data cache is write through, so this just invalidates the + * specified line. + */ +static inline void spitfire_put_dcache_tag(unsigned long addr, unsigned long tag) +{ + __asm__ __volatile__("stxa %0, [%1] %2\n\t" + "membar #Sync" + : /* No outputs */ + : "r" (tag), "r" (addr), "i" (ASI_DCACHE_TAG)); +} + +/* The instruction cache lines are flushed with this, but note that + * this does not flush the pipeline. It is possible for a line to + * get flushed but stale instructions to still be in the pipeline, + * a flush instruction (to any address) is sufficient to handle + * this issue after the line is invalidated. + */ +static inline void spitfire_put_icache_tag(unsigned long addr, unsigned long tag) +{ + __asm__ __volatile__("stxa %0, [%1] %2\n\t" + "membar #Sync" + : /* No outputs */ + : "r" (tag), "r" (addr), "i" (ASI_IC_TAG)); +} + +static inline unsigned long spitfire_get_dtlb_data(int entry) +{ + unsigned long data; + + __asm__ __volatile__("ldxa [%1] %2, %0" + : "=r" (data) + : "r" (entry << 3), "i" (ASI_DTLB_DATA_ACCESS)); + + /* Clear TTE diag bits. */ + data &= ~0x0003fe0000000000UL; + + return data; +} + +static inline unsigned long spitfire_get_dtlb_tag(int entry) +{ + unsigned long tag; + + __asm__ __volatile__("ldxa [%1] %2, %0" + : "=r" (tag) + : "r" (entry << 3), "i" (ASI_DTLB_TAG_READ)); + return tag; +} + +static inline void spitfire_put_dtlb_data(int entry, unsigned long data) +{ + __asm__ __volatile__("stxa %0, [%1] %2\n\t" + "membar #Sync" + : /* No outputs */ + : "r" (data), "r" (entry << 3), + "i" (ASI_DTLB_DATA_ACCESS)); +} + +static inline unsigned long spitfire_get_itlb_data(int entry) +{ + unsigned long data; + + __asm__ __volatile__("ldxa [%1] %2, %0" + : "=r" (data) + : "r" (entry << 3), "i" (ASI_ITLB_DATA_ACCESS)); + + /* Clear TTE diag bits. */ + data &= ~0x0003fe0000000000UL; + + return data; +} + +static inline unsigned long spitfire_get_itlb_tag(int entry) +{ + unsigned long tag; + + __asm__ __volatile__("ldxa [%1] %2, %0" + : "=r" (tag) + : "r" (entry << 3), "i" (ASI_ITLB_TAG_READ)); + return tag; +} + +static inline void spitfire_put_itlb_data(int entry, unsigned long data) +{ + __asm__ __volatile__("stxa %0, [%1] %2\n\t" + "membar #Sync" + : /* No outputs */ + : "r" (data), "r" (entry << 3), + "i" (ASI_ITLB_DATA_ACCESS)); +} + +static inline void spitfire_flush_dtlb_nucleus_page(unsigned long page) +{ + __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" + "membar #Sync" + : /* No outputs */ + : "r" (page | 0x20), "i" (ASI_DMMU_DEMAP)); +} + +static inline void spitfire_flush_itlb_nucleus_page(unsigned long page) +{ + __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" + "membar #Sync" + : /* No outputs */ + : "r" (page | 0x20), "i" (ASI_IMMU_DEMAP)); +} + +/* Cheetah has "all non-locked" tlb flushes. */ +static inline void cheetah_flush_dtlb_all(void) +{ + __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" + "membar #Sync" + : /* No outputs */ + : "r" (0x80), "i" (ASI_DMMU_DEMAP)); +} + +static inline void cheetah_flush_itlb_all(void) +{ + __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" + "membar #Sync" + : /* No outputs */ + : "r" (0x80), "i" (ASI_IMMU_DEMAP)); +} + +/* Cheetah has a 4-tlb layout so direct access is a bit different. + * The first two TLBs are fully assosciative, hold 16 entries, and are + * used only for locked and >8K sized translations. One exists for + * data accesses and one for instruction accesses. + * + * The third TLB is for data accesses to 8K non-locked translations, is + * 2 way assosciative, and holds 512 entries. The fourth TLB is for + * instruction accesses to 8K non-locked translations, is 2 way + * assosciative, and holds 128 entries. + * + * Cheetah has some bug where bogus data can be returned from + * ASI_{D,I}TLB_DATA_ACCESS loads, doing the load twice fixes + * the problem for me. -DaveM + */ +static inline unsigned long cheetah_get_ldtlb_data(int entry) +{ + unsigned long data; + + __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t" + "ldxa [%1] %2, %0" + : "=r" (data) + : "r" ((0 << 16) | (entry << 3)), + "i" (ASI_DTLB_DATA_ACCESS)); + + return data; +} + +static inline unsigned long cheetah_get_litlb_data(int entry) +{ + unsigned long data; + + __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t" + "ldxa [%1] %2, %0" + : "=r" (data) + : "r" ((0 << 16) | (entry << 3)), + "i" (ASI_ITLB_DATA_ACCESS)); + + return data; +} + +static inline unsigned long cheetah_get_ldtlb_tag(int entry) +{ + unsigned long tag; + + __asm__ __volatile__("ldxa [%1] %2, %0" + : "=r" (tag) + : "r" ((0 << 16) | (entry << 3)), + "i" (ASI_DTLB_TAG_READ)); + + return tag; +} + +static inline unsigned long cheetah_get_litlb_tag(int entry) +{ + unsigned long tag; + + __asm__ __volatile__("ldxa [%1] %2, %0" + : "=r" (tag) + : "r" ((0 << 16) | (entry << 3)), + "i" (ASI_ITLB_TAG_READ)); + + return tag; +} + +static inline void cheetah_put_ldtlb_data(int entry, unsigned long data) +{ + __asm__ __volatile__("stxa %0, [%1] %2\n\t" + "membar #Sync" + : /* No outputs */ + : "r" (data), + "r" ((0 << 16) | (entry << 3)), + "i" (ASI_DTLB_DATA_ACCESS)); +} + +static inline void cheetah_put_litlb_data(int entry, unsigned long data) +{ + __asm__ __volatile__("stxa %0, [%1] %2\n\t" + "membar #Sync" + : /* No outputs */ + : "r" (data), + "r" ((0 << 16) | (entry << 3)), + "i" (ASI_ITLB_DATA_ACCESS)); +} + +static inline unsigned long cheetah_get_dtlb_data(int entry, int tlb) +{ + unsigned long data; + + __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t" + "ldxa [%1] %2, %0" + : "=r" (data) + : "r" ((tlb << 16) | (entry << 3)), "i" (ASI_DTLB_DATA_ACCESS)); + + return data; +} + +static inline unsigned long cheetah_get_dtlb_tag(int entry, int tlb) +{ + unsigned long tag; + + __asm__ __volatile__("ldxa [%1] %2, %0" + : "=r" (tag) + : "r" ((tlb << 16) | (entry << 3)), "i" (ASI_DTLB_TAG_READ)); + return tag; +} + +static inline void cheetah_put_dtlb_data(int entry, unsigned long data, int tlb) +{ + __asm__ __volatile__("stxa %0, [%1] %2\n\t" + "membar #Sync" + : /* No outputs */ + : "r" (data), + "r" ((tlb << 16) | (entry << 3)), + "i" (ASI_DTLB_DATA_ACCESS)); +} + +static inline unsigned long cheetah_get_itlb_data(int entry) +{ + unsigned long data; + + __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t" + "ldxa [%1] %2, %0" + : "=r" (data) + : "r" ((2 << 16) | (entry << 3)), + "i" (ASI_ITLB_DATA_ACCESS)); + + return data; +} + +static inline unsigned long cheetah_get_itlb_tag(int entry) +{ + unsigned long tag; + + __asm__ __volatile__("ldxa [%1] %2, %0" + : "=r" (tag) + : "r" ((2 << 16) | (entry << 3)), "i" (ASI_ITLB_TAG_READ)); + return tag; +} + +static inline void cheetah_put_itlb_data(int entry, unsigned long data) +{ + __asm__ __volatile__("stxa %0, [%1] %2\n\t" + "membar #Sync" + : /* No outputs */ + : "r" (data), "r" ((2 << 16) | (entry << 3)), + "i" (ASI_ITLB_DATA_ACCESS)); +} + +#endif /* !(__ASSEMBLY__) */ + +#endif /* !(_SPARC64_SPITFIRE_H) */ diff --git a/arch/sparc/include/asm/sstate.h b/arch/sparc/include/asm/sstate.h new file mode 100644 index 0000000..a7c35db --- /dev/null +++ b/arch/sparc/include/asm/sstate.h @@ -0,0 +1,13 @@ +#ifndef _SPARC64_SSTATE_H +#define _SPARC64_SSTATE_H + +extern void sstate_booting(void); +extern void sstate_running(void); +extern void sstate_halt(void); +extern void sstate_poweroff(void); +extern void sstate_panic(void); +extern void sstate_reboot(void); + +extern void sun4v_sstate_init(void); + +#endif /* _SPARC64_SSTATE_H */ diff --git a/arch/sparc/include/asm/stacktrace.h b/arch/sparc/include/asm/stacktrace.h new file mode 100644 index 0000000..6cee39a --- /dev/null +++ b/arch/sparc/include/asm/stacktrace.h @@ -0,0 +1,6 @@ +#ifndef _SPARC64_STACKTRACE_H +#define _SPARC64_STACKTRACE_H + +extern void stack_trace_flush(void); + +#endif /* _SPARC64_STACKTRACE_H */ diff --git a/arch/sparc/include/asm/starfire.h b/arch/sparc/include/asm/starfire.h new file mode 100644 index 0000000..07bafd3 --- /dev/null +++ b/arch/sparc/include/asm/starfire.h @@ -0,0 +1,21 @@ +/* + * starfire.h: Group all starfire specific code together. + * + * Copyright (C) 2000 Anton Blanchard (anton@samba.org) + */ + +#ifndef _SPARC64_STARFIRE_H +#define _SPARC64_STARFIRE_H + +#ifndef __ASSEMBLY__ + +extern int this_is_starfire; + +extern void check_if_starfire(void); +extern void starfire_cpu_setup(void); +extern int starfire_hard_smp_processor_id(void); +extern void starfire_hookup(int); +extern unsigned int starfire_translate(unsigned long imap, unsigned int upaid); + +#endif +#endif diff --git a/arch/sparc/include/asm/stat.h b/arch/sparc/include/asm/stat.h new file mode 100644 index 0000000..d815301 --- /dev/null +++ b/arch/sparc/include/asm/stat.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_STAT_H +#define ___ASM_SPARC_STAT_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/stat_64.h> +#else +#include <asm/stat_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/stat_32.h b/arch/sparc/include/asm/stat_32.h new file mode 100644 index 0000000..2299e1d5 --- /dev/null +++ b/arch/sparc/include/asm/stat_32.h @@ -0,0 +1,76 @@ +#ifndef _SPARC_STAT_H +#define _SPARC_STAT_H + +#include <linux/types.h> + +struct __old_kernel_stat { + unsigned short st_dev; + unsigned short st_ino; + unsigned short st_mode; + unsigned short st_nlink; + unsigned short st_uid; + unsigned short st_gid; + unsigned short st_rdev; + unsigned long st_size; + unsigned long st_atime; + unsigned long st_mtime; + unsigned long st_ctime; +}; + +struct stat { + unsigned short st_dev; + unsigned long st_ino; + unsigned short st_mode; + short st_nlink; + unsigned short st_uid; + unsigned short st_gid; + unsigned short st_rdev; + long st_size; + long st_atime; + unsigned long st_atime_nsec; + long st_mtime; + unsigned long st_mtime_nsec; + long st_ctime; + unsigned long st_ctime_nsec; + long st_blksize; + long st_blocks; + unsigned long __unused4[2]; +}; + +#define STAT_HAVE_NSEC 1 + +struct stat64 { + unsigned long long st_dev; + + unsigned long long st_ino; + + unsigned int st_mode; + unsigned int st_nlink; + + unsigned int st_uid; + unsigned int st_gid; + + unsigned long long st_rdev; + + unsigned char __pad3[8]; + + long long st_size; + unsigned int st_blksize; + + unsigned char __pad4[8]; + unsigned int st_blocks; + + unsigned int st_atime; + unsigned int st_atime_nsec; + + unsigned int st_mtime; + unsigned int st_mtime_nsec; + + unsigned int st_ctime; + unsigned int st_ctime_nsec; + + unsigned int __unused4; + unsigned int __unused5; +}; + +#endif diff --git a/arch/sparc/include/asm/stat_64.h b/arch/sparc/include/asm/stat_64.h new file mode 100644 index 0000000..9650fde --- /dev/null +++ b/arch/sparc/include/asm/stat_64.h @@ -0,0 +1,47 @@ +#ifndef _SPARC64_STAT_H +#define _SPARC64_STAT_H + +#include <linux/types.h> + +struct stat { + unsigned st_dev; + ino_t st_ino; + mode_t st_mode; + short st_nlink; + uid_t st_uid; + gid_t st_gid; + unsigned st_rdev; + off_t st_size; + time_t st_atime; + time_t st_mtime; + time_t st_ctime; + off_t st_blksize; + off_t st_blocks; + unsigned long __unused4[2]; +}; + +struct stat64 { + unsigned long st_dev; + unsigned long st_ino; + unsigned long st_nlink; + + unsigned int st_mode; + unsigned int st_uid; + unsigned int st_gid; + unsigned int __pad0; + + unsigned long st_rdev; + long st_size; + long st_blksize; + long st_blocks; + + unsigned long st_atime; + unsigned long st_atime_nsec; + unsigned long st_mtime; + unsigned long st_mtime_nsec; + unsigned long st_ctime; + unsigned long st_ctime_nsec; + long __unused[3]; +}; + +#endif diff --git a/arch/sparc/include/asm/statfs.h b/arch/sparc/include/asm/statfs.h new file mode 100644 index 0000000..5e937a7 --- /dev/null +++ b/arch/sparc/include/asm/statfs.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_STATFS_H +#define ___ASM_SPARC_STATFS_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/statfs_64.h> +#else +#include <asm/statfs_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/statfs_32.h b/arch/sparc/include/asm/statfs_32.h new file mode 100644 index 0000000..304520f --- /dev/null +++ b/arch/sparc/include/asm/statfs_32.h @@ -0,0 +1,6 @@ +#ifndef _SPARC_STATFS_H +#define _SPARC_STATFS_H + +#include <asm-generic/statfs.h> + +#endif diff --git a/arch/sparc/include/asm/statfs_64.h b/arch/sparc/include/asm/statfs_64.h new file mode 100644 index 0000000..79b3c89 --- /dev/null +++ b/arch/sparc/include/asm/statfs_64.h @@ -0,0 +1,54 @@ +#ifndef _SPARC64_STATFS_H +#define _SPARC64_STATFS_H + +#ifndef __KERNEL_STRICT_NAMES + +#include <linux/types.h> + +typedef __kernel_fsid_t fsid_t; + +#endif + +struct statfs { + long f_type; + long f_bsize; + long f_blocks; + long f_bfree; + long f_bavail; + long f_files; + long f_ffree; + __kernel_fsid_t f_fsid; + long f_namelen; + long f_frsize; + long f_spare[5]; +}; + +struct statfs64 { + long f_type; + long f_bsize; + long f_blocks; + long f_bfree; + long f_bavail; + long f_files; + long f_ffree; + __kernel_fsid_t f_fsid; + long f_namelen; + long f_frsize; + long f_spare[5]; +}; + +struct compat_statfs64 { + __u32 f_type; + __u32 f_bsize; + __u64 f_blocks; + __u64 f_bfree; + __u64 f_bavail; + __u64 f_files; + __u64 f_ffree; + __kernel_fsid_t f_fsid; + __u32 f_namelen; + __u32 f_frsize; + __u32 f_spare[5]; +}; + +#endif diff --git a/arch/sparc/include/asm/string.h b/arch/sparc/include/asm/string.h new file mode 100644 index 0000000..98b72a0 --- /dev/null +++ b/arch/sparc/include/asm/string.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_STRING_H +#define ___ASM_SPARC_STRING_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/string_64.h> +#else +#include <asm/string_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/string_32.h b/arch/sparc/include/asm/string_32.h new file mode 100644 index 0000000..6c5fddb --- /dev/null +++ b/arch/sparc/include/asm/string_32.h @@ -0,0 +1,205 @@ +/* + * string.h: External definitions for optimized assembly string + * routines for the Linux Kernel. + * + * Copyright (C) 1995,1996 David S. Miller (davem@caip.rutgers.edu) + * Copyright (C) 1996,1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz) + */ + +#ifndef __SPARC_STRING_H__ +#define __SPARC_STRING_H__ + +#include <asm/page.h> + +/* Really, userland/ksyms should not see any of this stuff. */ + +#ifdef __KERNEL__ + +extern void __memmove(void *,const void *,__kernel_size_t); +extern __kernel_size_t __memcpy(void *,const void *,__kernel_size_t); +extern __kernel_size_t __memset(void *,int,__kernel_size_t); + +#ifndef EXPORT_SYMTAB_STROPS + +/* First the mem*() things. */ +#define __HAVE_ARCH_MEMMOVE +#undef memmove +#define memmove(_to, _from, _n) \ +({ \ + void *_t = (_to); \ + __memmove(_t, (_from), (_n)); \ + _t; \ +}) + +#define __HAVE_ARCH_MEMCPY + +static inline void *__constant_memcpy(void *to, const void *from, __kernel_size_t n) +{ + extern void __copy_1page(void *, const void *); + + if(n <= 32) { + __builtin_memcpy(to, from, n); + } else if (((unsigned int) to & 7) != 0) { + /* Destination is not aligned on the double-word boundary */ + __memcpy(to, from, n); + } else { + switch(n) { + case PAGE_SIZE: + __copy_1page(to, from); + break; + default: + __memcpy(to, from, n); + break; + } + } + return to; +} + +static inline void *__nonconstant_memcpy(void *to, const void *from, __kernel_size_t n) +{ + __memcpy(to, from, n); + return to; +} + +#undef memcpy +#define memcpy(t, f, n) \ +(__builtin_constant_p(n) ? \ + __constant_memcpy((t),(f),(n)) : \ + __nonconstant_memcpy((t),(f),(n))) + +#define __HAVE_ARCH_MEMSET + +static inline void *__constant_c_and_count_memset(void *s, char c, __kernel_size_t count) +{ + extern void bzero_1page(void *); + extern __kernel_size_t __bzero(void *, __kernel_size_t); + + if(!c) { + if(count == PAGE_SIZE) + bzero_1page(s); + else + __bzero(s, count); + } else { + __memset(s, c, count); + } + return s; +} + +static inline void *__constant_c_memset(void *s, char c, __kernel_size_t count) +{ + extern __kernel_size_t __bzero(void *, __kernel_size_t); + + if(!c) + __bzero(s, count); + else + __memset(s, c, count); + return s; +} + +static inline void *__nonconstant_memset(void *s, char c, __kernel_size_t count) +{ + __memset(s, c, count); + return s; +} + +#undef memset +#define memset(s, c, count) \ +(__builtin_constant_p(c) ? (__builtin_constant_p(count) ? \ + __constant_c_and_count_memset((s), (c), (count)) : \ + __constant_c_memset((s), (c), (count))) \ + : __nonconstant_memset((s), (c), (count))) + +#define __HAVE_ARCH_MEMSCAN + +#undef memscan +#define memscan(__arg0, __char, __arg2) \ +({ \ + extern void *__memscan_zero(void *, size_t); \ + extern void *__memscan_generic(void *, int, size_t); \ + void *__retval, *__addr = (__arg0); \ + size_t __size = (__arg2); \ + \ + if(__builtin_constant_p(__char) && !(__char)) \ + __retval = __memscan_zero(__addr, __size); \ + else \ + __retval = __memscan_generic(__addr, (__char), __size); \ + \ + __retval; \ +}) + +#define __HAVE_ARCH_MEMCMP +extern int memcmp(const void *,const void *,__kernel_size_t); + +/* Now the str*() stuff... */ +#define __HAVE_ARCH_STRLEN +extern __kernel_size_t strlen(const char *); + +#define __HAVE_ARCH_STRNCMP + +extern int __strncmp(const char *, const char *, __kernel_size_t); + +static inline int __constant_strncmp(const char *src, const char *dest, __kernel_size_t count) +{ + register int retval; + switch(count) { + case 0: return 0; + case 1: return (src[0] - dest[0]); + case 2: retval = (src[0] - dest[0]); + if(!retval && src[0]) + retval = (src[1] - dest[1]); + return retval; + case 3: retval = (src[0] - dest[0]); + if(!retval && src[0]) { + retval = (src[1] - dest[1]); + if(!retval && src[1]) + retval = (src[2] - dest[2]); + } + return retval; + case 4: retval = (src[0] - dest[0]); + if(!retval && src[0]) { + retval = (src[1] - dest[1]); + if(!retval && src[1]) { + retval = (src[2] - dest[2]); + if (!retval && src[2]) + retval = (src[3] - dest[3]); + } + } + return retval; + case 5: retval = (src[0] - dest[0]); + if(!retval && src[0]) { + retval = (src[1] - dest[1]); + if(!retval && src[1]) { + retval = (src[2] - dest[2]); + if (!retval && src[2]) { + retval = (src[3] - dest[3]); + if (!retval && src[3]) + retval = (src[4] - dest[4]); + } + } + } + return retval; + default: + retval = (src[0] - dest[0]); + if(!retval && src[0]) { + retval = (src[1] - dest[1]); + if(!retval && src[1]) { + retval = (src[2] - dest[2]); + if(!retval && src[2]) + retval = __strncmp(src+3,dest+3,count-3); + } + } + return retval; + } +} + +#undef strncmp +#define strncmp(__arg0, __arg1, __arg2) \ +(__builtin_constant_p(__arg2) ? \ + __constant_strncmp(__arg0, __arg1, __arg2) : \ + __strncmp(__arg0, __arg1, __arg2)) + +#endif /* !EXPORT_SYMTAB_STROPS */ + +#endif /* __KERNEL__ */ + +#endif /* !(__SPARC_STRING_H__) */ diff --git a/arch/sparc/include/asm/string_64.h b/arch/sparc/include/asm/string_64.h new file mode 100644 index 0000000..43161f2 --- /dev/null +++ b/arch/sparc/include/asm/string_64.h @@ -0,0 +1,83 @@ +/* + * string.h: External definitions for optimized assembly string + * routines for the Linux Kernel. + * + * Copyright (C) 1995,1996 David S. Miller (davem@caip.rutgers.edu) + * Copyright (C) 1996,1997,1999 Jakub Jelinek (jakub@redhat.com) + */ + +#ifndef __SPARC64_STRING_H__ +#define __SPARC64_STRING_H__ + +/* Really, userland/ksyms should not see any of this stuff. */ + +#ifdef __KERNEL__ + +#include <asm/asi.h> + +extern void *__memset(void *,int,__kernel_size_t); + +#ifndef EXPORT_SYMTAB_STROPS + +/* First the mem*() things. */ +#define __HAVE_ARCH_MEMMOVE +extern void *memmove(void *, const void *, __kernel_size_t); + +#define __HAVE_ARCH_MEMCPY +extern void *memcpy(void *, const void *, __kernel_size_t); + +#define __HAVE_ARCH_MEMSET +extern void *__builtin_memset(void *,int,__kernel_size_t); + +static inline void *__constant_memset(void *s, int c, __kernel_size_t count) +{ + extern __kernel_size_t __bzero(void *, __kernel_size_t); + + if (!c) { + __bzero(s, count); + return s; + } else + return __memset(s, c, count); +} + +#undef memset +#define memset(s, c, count) \ +((__builtin_constant_p(count) && (count) <= 32) ? \ + __builtin_memset((s), (c), (count)) : \ + (__builtin_constant_p(c) ? \ + __constant_memset((s), (c), (count)) : \ + __memset((s), (c), (count)))) + +#define __HAVE_ARCH_MEMSCAN + +#undef memscan +#define memscan(__arg0, __char, __arg2) \ +({ \ + extern void *__memscan_zero(void *, size_t); \ + extern void *__memscan_generic(void *, int, size_t); \ + void *__retval, *__addr = (__arg0); \ + size_t __size = (__arg2); \ + \ + if(__builtin_constant_p(__char) && !(__char)) \ + __retval = __memscan_zero(__addr, __size); \ + else \ + __retval = __memscan_generic(__addr, (__char), __size); \ + \ + __retval; \ +}) + +#define __HAVE_ARCH_MEMCMP +extern int memcmp(const void *,const void *,__kernel_size_t); + +/* Now the str*() stuff... */ +#define __HAVE_ARCH_STRLEN +extern __kernel_size_t strlen(const char *); + +#define __HAVE_ARCH_STRNCMP +extern int strncmp(const char *, const char *, __kernel_size_t); + +#endif /* !EXPORT_SYMTAB_STROPS */ + +#endif /* __KERNEL__ */ + +#endif /* !(__SPARC64_STRING_H__) */ diff --git a/arch/sparc/include/asm/sun4paddr.h b/arch/sparc/include/asm/sun4paddr.h new file mode 100644 index 0000000..d52985f --- /dev/null +++ b/arch/sparc/include/asm/sun4paddr.h @@ -0,0 +1,56 @@ +/* + * sun4paddr.h: Various physical addresses on sun4 machines + * + * Copyright (C) 1997 Anton Blanchard (anton@progsoc.uts.edu.au) + * Copyright (C) 1998 Chris Davis (cdavis@cois.on.ca) + * + * Now supports more sun4's + */ + +#ifndef _SPARC_SUN4PADDR_H +#define _SPARC_SUN4PADDR_H + +#define SUN4_IE_PHYSADDR 0xf5000000 +#define SUN4_UNUSED_PHYSADDR 0 + +/* these work for me */ +#define SUN4_200_MEMREG_PHYSADDR 0xf4000000 +#define SUN4_200_CLOCK_PHYSADDR 0xf3000000 +#define SUN4_200_BWTWO_PHYSADDR 0xfd000000 +#define SUN4_200_ETH_PHYSADDR 0xf6000000 +#define SUN4_200_SI_PHYSADDR 0xff200000 + +/* these were here before */ +#define SUN4_300_MEMREG_PHYSADDR 0xf4000000 +#define SUN4_300_CLOCK_PHYSADDR 0xf2000000 +#define SUN4_300_TIMER_PHYSADDR 0xef000000 +#define SUN4_300_ETH_PHYSADDR 0xf9000000 +#define SUN4_300_BWTWO_PHYSADDR 0xfb400000 +#define SUN4_300_DMA_PHYSADDR 0xfa001000 +#define SUN4_300_ESP_PHYSADDR 0xfa000000 + +/* Are these right? */ +#define SUN4_400_MEMREG_PHYSADDR 0xf4000000 +#define SUN4_400_CLOCK_PHYSADDR 0xf2000000 +#define SUN4_400_TIMER_PHYSADDR 0xef000000 +#define SUN4_400_ETH_PHYSADDR 0xf9000000 +#define SUN4_400_BWTWO_PHYSADDR 0xfb400000 +#define SUN4_400_DMA_PHYSADDR 0xfa001000 +#define SUN4_400_ESP_PHYSADDR 0xfa000000 + +/* + these are the actual values set and used in the code. Unused items set + to SUN_UNUSED_PHYSADDR + */ + +extern int sun4_memreg_physaddr; /* memory register (ecc?) */ +extern int sun4_clock_physaddr; /* system clock */ +extern int sun4_timer_physaddr; /* timer, where applicable */ +extern int sun4_eth_physaddr; /* onboard ethernet (ie/le) */ +extern int sun4_si_physaddr; /* sun3 scsi adapter */ +extern int sun4_bwtwo_physaddr; /* onboard bw2 */ +extern int sun4_dma_physaddr; /* scsi dma */ +extern int sun4_esp_physaddr; /* esp scsi */ +extern int sun4_ie_physaddr; /* interrupt enable */ + +#endif /* !(_SPARC_SUN4PADDR_H) */ diff --git a/arch/sparc/include/asm/sun4prom.h b/arch/sparc/include/asm/sun4prom.h new file mode 100644 index 0000000..9c8b4cb --- /dev/null +++ b/arch/sparc/include/asm/sun4prom.h @@ -0,0 +1,83 @@ +/* + * sun4prom.h -- interface to sun4 PROM monitor. We don't use most of this, + * so most of these are just placeholders. + */ + +#ifndef _SUN4PROM_H_ +#define _SUN4PROM_H_ + +/* + * Although this looks similar to an romvec for a OpenProm machine, it is + * actually closer to what was used in the Sun2 and Sun3. + * + * V2 entries exist only in version 2 PROMs and later, V3 in version 3 and later. + * + * Many of the function prototypes are guesses. Some are certainly wrong. + * Use with care. + */ + +typedef struct { + char *initSP; /* Initial system stack ptr */ + void (*startmon)(void); /* Initial PC for hardware */ + int *diagberr; /* Bus err handler for diags */ + struct linux_arguments_v0 **bootParam; /* Info for bootstrapped pgm */ + unsigned int *memorysize; /* Usable memory in bytes */ + unsigned char (*getchar)(void); /* Get char from input device */ + void (*putchar)(char); /* Put char to output device */ + int (*mayget)(void); /* Maybe get char, or -1 */ + int (*mayput)(int); /* Maybe put char, or -1 */ + unsigned char *echo; /* Should getchar echo? */ + unsigned char *insource; /* Input source selector */ + unsigned char *outsink; /* Output sink selector */ + int (*getkey)(void); /* Get next key if one exists */ + void (*initgetkey)(void); /* Initialize get key */ + unsigned int *translation; /* Kbd translation selector */ + unsigned char *keybid; /* Keyboard ID byte */ + int *screen_x; /* V2: Screen x pos (r/o) */ + int *screen_y; /* V2: Screen y pos (r/o) */ + struct keybuf *keybuf; /* Up/down keycode buffer */ + char *monid; /* Monitor version ID */ + void (*fbwritechar)(char); /* Write a character to FB */ + int *fbAddr; /* Address of frame buffer */ + char **font; /* Font table for FB */ + void (*fbwritestr)(char *); /* Write string to FB */ + void (*reboot)(char *); /* e.g. reboot("sd()vmlinux") */ + unsigned char *linebuf; /* The line input buffer */ + unsigned char **lineptr; /* Cur pointer into linebuf */ + int *linesize; /* length of line in linebuf */ + void (*getline)(char *); /* Get line from user */ + unsigned char (*getnextchar)(void); /* Get next char from linebuf */ + unsigned char (*peeknextchar)(void); /* Peek at next char */ + int *fbthere; /* =1 if frame buffer there */ + int (*getnum)(void); /* Grab hex num from line */ + int (*printf)(char *, ...); /* See prom_printf() instead */ + void (*printhex)(int); /* Format N digits in hex */ + unsigned char *leds; /* RAM copy of LED register */ + void (*setLEDs)(unsigned char *); /* Sets LED's and RAM copy */ + void (*NMIaddr)(void *); /* Addr for level 7 vector */ + void (*abortentry)(void); /* Entry for keyboard abort */ + int *nmiclock; /* Counts up in msec */ + int *FBtype; /* Frame buffer type */ + unsigned int romvecversion; /* Version number for this romvec */ + struct globram *globram; /* monitor global variables ??? */ + void * kbdaddr; /* Addr of keyboard in use */ + int *keyrinit; /* ms before kbd repeat */ + unsigned char *keyrtick; /* ms between repetitions */ + unsigned int *memoryavail; /* V1: Main mem usable size */ + long *resetaddr; /* where to jump on a reset */ + long *resetmap; /* pgmap entry for resetaddr */ + void (*exittomon)(void); /* Exit from user program */ + unsigned char **memorybitmap; /* V1: &{0 or &bits} */ + void (*setcxsegmap)(int ctxt, char *va, int pmeg); /* Set seg in any context */ + void (**vector_cmd)(void *); /* V2: Handler for 'v' cmd */ + unsigned long *expectedtrapsig; /* V3: Location of the expected trap signal */ + unsigned long *trapvectorbasetable; /* V3: Address of the trap vector table */ + int unused1; + int unused2; + int unused3; + int unused4; +} linux_sun4_romvec; + +extern linux_sun4_romvec *sun4_romvec; + +#endif /* _SUN4PROM_H_ */ diff --git a/arch/sparc/include/asm/sunbpp.h b/arch/sparc/include/asm/sunbpp.h new file mode 100644 index 0000000..d81a02e --- /dev/null +++ b/arch/sparc/include/asm/sunbpp.h @@ -0,0 +1,80 @@ +/* + * include/asm/sunbpp.h + */ + +#ifndef _ASM_SPARC_SUNBPP_H +#define _ASM_SPARC_SUNBPP_H + +struct bpp_regs { + /* DMA registers */ + __volatile__ __u32 p_csr; /* DMA Control/Status Register */ + __volatile__ __u32 p_addr; /* Address Register */ + __volatile__ __u32 p_bcnt; /* Byte Count Register */ + __volatile__ __u32 p_tst_csr; /* Test Control/Status (DMA2 only) */ + /* Parallel Port registers */ + __volatile__ __u16 p_hcr; /* Hardware Configuration Register */ + __volatile__ __u16 p_ocr; /* Operation Configuration Register */ + __volatile__ __u8 p_dr; /* Parallel Data Register */ + __volatile__ __u8 p_tcr; /* Transfer Control Register */ + __volatile__ __u8 p_or; /* Output Register */ + __volatile__ __u8 p_ir; /* Input Register */ + __volatile__ __u16 p_icr; /* Interrupt Control Register */ +}; + +/* P_HCR. Time is in increments of SBus clock. */ +#define P_HCR_TEST 0x8000 /* Allows buried counters to be read */ +#define P_HCR_DSW 0x7f00 /* Data strobe width (in ticks) */ +#define P_HCR_DDS 0x007f /* Data setup before strobe (in ticks) */ + +/* P_OCR. */ +#define P_OCR_MEM_CLR 0x8000 +#define P_OCR_DATA_SRC 0x4000 /* ) */ +#define P_OCR_DS_DSEL 0x2000 /* ) Bidirectional */ +#define P_OCR_BUSY_DSEL 0x1000 /* ) selects */ +#define P_OCR_ACK_DSEL 0x0800 /* ) */ +#define P_OCR_EN_DIAG 0x0400 +#define P_OCR_BUSY_OP 0x0200 /* Busy operation */ +#define P_OCR_ACK_OP 0x0100 /* Ack operation */ +#define P_OCR_SRST 0x0080 /* Reset state machines. Not selfcleaning. */ +#define P_OCR_IDLE 0x0008 /* PP data transfer state machine is idle */ +#define P_OCR_V_ILCK 0x0002 /* Versatec faded. Zebra only. */ +#define P_OCR_EN_VER 0x0001 /* Enable Versatec (0 - enable). Zebra only. */ + +/* P_TCR */ +#define P_TCR_DIR 0x08 +#define P_TCR_BUSY 0x04 +#define P_TCR_ACK 0x02 +#define P_TCR_DS 0x01 /* Strobe */ + +/* P_OR */ +#define P_OR_V3 0x20 /* ) */ +#define P_OR_V2 0x10 /* ) on Zebra only */ +#define P_OR_V1 0x08 /* ) */ +#define P_OR_INIT 0x04 +#define P_OR_AFXN 0x02 /* Auto Feed */ +#define P_OR_SLCT_IN 0x01 + +/* P_IR */ +#define P_IR_PE 0x04 +#define P_IR_SLCT 0x02 +#define P_IR_ERR 0x01 + +/* P_ICR */ +#define P_DS_IRQ 0x8000 /* RW1 */ +#define P_ACK_IRQ 0x4000 /* RW1 */ +#define P_BUSY_IRQ 0x2000 /* RW1 */ +#define P_PE_IRQ 0x1000 /* RW1 */ +#define P_SLCT_IRQ 0x0800 /* RW1 */ +#define P_ERR_IRQ 0x0400 /* RW1 */ +#define P_DS_IRQ_EN 0x0200 /* RW Always on rising edge */ +#define P_ACK_IRQ_EN 0x0100 /* RW Always on rising edge */ +#define P_BUSY_IRP 0x0080 /* RW 1= rising edge */ +#define P_BUSY_IRQ_EN 0x0040 /* RW */ +#define P_PE_IRP 0x0020 /* RW 1= rising edge */ +#define P_PE_IRQ_EN 0x0010 /* RW */ +#define P_SLCT_IRP 0x0008 /* RW 1= rising edge */ +#define P_SLCT_IRQ_EN 0x0004 /* RW */ +#define P_ERR_IRP 0x0002 /* RW1 1= rising edge */ +#define P_ERR_IRQ_EN 0x0001 /* RW */ + +#endif /* !(_ASM_SPARC_SUNBPP_H) */ diff --git a/arch/sparc/include/asm/swift.h b/arch/sparc/include/asm/swift.h new file mode 100644 index 0000000..e535061 --- /dev/null +++ b/arch/sparc/include/asm/swift.h @@ -0,0 +1,106 @@ +/* swift.h: Specific definitions for the _broken_ Swift SRMMU + * MMU module. + * + * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_SWIFT_H +#define _SPARC_SWIFT_H + +/* Swift is so brain damaged, here is the mmu control register. */ +#define SWIFT_ST 0x00800000 /* SW tablewalk enable */ +#define SWIFT_WP 0x00400000 /* Watchpoint enable */ + +/* Branch folding (buggy, disable on production systems!) */ +#define SWIFT_BF 0x00200000 +#define SWIFT_PMC 0x00180000 /* Page mode control */ +#define SWIFT_PE 0x00040000 /* Parity enable */ +#define SWIFT_PC 0x00020000 /* Parity control */ +#define SWIFT_AP 0x00010000 /* Graphics page mode control (TCX/SX) */ +#define SWIFT_AC 0x00008000 /* Alternate Cacheability (see viking.h) */ +#define SWIFT_BM 0x00004000 /* Boot mode */ +#define SWIFT_RC 0x00003c00 /* DRAM refresh control */ +#define SWIFT_IE 0x00000200 /* Instruction cache enable */ +#define SWIFT_DE 0x00000100 /* Data cache enable */ +#define SWIFT_SA 0x00000080 /* Store Allocate */ +#define SWIFT_NF 0x00000002 /* No fault mode */ +#define SWIFT_EN 0x00000001 /* MMU enable */ + +/* Bits [13:5] select one of 512 instruction cache tags */ +static inline void swift_inv_insn_tag(unsigned long addr) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" + : /* no outputs */ + : "r" (addr), "i" (ASI_M_TXTC_TAG) + : "memory"); +} + +/* Bits [12:4] select one of 512 data cache tags */ +static inline void swift_inv_data_tag(unsigned long addr) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" + : /* no outputs */ + : "r" (addr), "i" (ASI_M_DATAC_TAG) + : "memory"); +} + +static inline void swift_flush_dcache(void) +{ + unsigned long addr; + + for (addr = 0; addr < 0x2000; addr += 0x10) + swift_inv_data_tag(addr); +} + +static inline void swift_flush_icache(void) +{ + unsigned long addr; + + for (addr = 0; addr < 0x4000; addr += 0x20) + swift_inv_insn_tag(addr); +} + +static inline void swift_idflash_clear(void) +{ + unsigned long addr; + + for (addr = 0; addr < 0x2000; addr += 0x10) { + swift_inv_insn_tag(addr<<1); + swift_inv_data_tag(addr); + } +} + +/* Swift is so broken, it isn't even safe to use the following. */ +static inline void swift_flush_page(unsigned long page) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" + : /* no outputs */ + : "r" (page), "i" (ASI_M_FLUSH_PAGE) + : "memory"); +} + +static inline void swift_flush_segment(unsigned long addr) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" + : /* no outputs */ + : "r" (addr), "i" (ASI_M_FLUSH_SEG) + : "memory"); +} + +static inline void swift_flush_region(unsigned long addr) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" + : /* no outputs */ + : "r" (addr), "i" (ASI_M_FLUSH_REGION) + : "memory"); +} + +static inline void swift_flush_context(void) +{ + __asm__ __volatile__("sta %%g0, [%%g0] %0\n\t" + : /* no outputs */ + : "i" (ASI_M_FLUSH_CTX) + : "memory"); +} + +#endif /* !(_SPARC_SWIFT_H) */ diff --git a/arch/sparc/include/asm/syscall.h b/arch/sparc/include/asm/syscall.h new file mode 100644 index 0000000..7486c60 --- /dev/null +++ b/arch/sparc/include/asm/syscall.h @@ -0,0 +1,120 @@ +#ifndef __ASM_SPARC_SYSCALL_H +#define __ASM_SPARC_SYSCALL_H + +#include <linux/kernel.h> +#include <linux/sched.h> +#include <asm/ptrace.h> + +/* The system call number is given by the user in %g1 */ +static inline long syscall_get_nr(struct task_struct *task, + struct pt_regs *regs) +{ + int syscall_p = pt_regs_is_syscall(regs); + + return (syscall_p ? regs->u_regs[UREG_G1] : -1L); +} + +static inline void syscall_rollback(struct task_struct *task, + struct pt_regs *regs) +{ + /* XXX This needs some thought. On Sparc we don't + * XXX save away the original %o0 value somewhere. + * XXX Instead we hold it in register %l5 at the top + * XXX level trap frame and pass this down to the signal + * XXX dispatch code which is the only place that value + * XXX ever was needed. + */ +} + +#ifdef CONFIG_SPARC32 +static inline bool syscall_has_error(struct pt_regs *regs) +{ + return (regs->psr & PSR_C) ? true : false; +} +static inline void syscall_set_error(struct pt_regs *regs) +{ + regs->psr |= PSR_C; +} +static inline void syscall_clear_error(struct pt_regs *regs) +{ + regs->psr &= ~PSR_C; +} +#else +static inline bool syscall_has_error(struct pt_regs *regs) +{ + return (regs->tstate & (TSTATE_XCARRY | TSTATE_ICARRY)) ? true : false; +} +static inline void syscall_set_error(struct pt_regs *regs) +{ + regs->tstate |= (TSTATE_XCARRY | TSTATE_ICARRY); +} +static inline void syscall_clear_error(struct pt_regs *regs) +{ + regs->tstate &= ~(TSTATE_XCARRY | TSTATE_ICARRY); +} +#endif + +static inline long syscall_get_error(struct task_struct *task, + struct pt_regs *regs) +{ + long val = regs->u_regs[UREG_I0]; + + return (syscall_has_error(regs) ? -val : 0); +} + +static inline long syscall_get_return_value(struct task_struct *task, + struct pt_regs *regs) +{ + long val = regs->u_regs[UREG_I0]; + + return val; +} + +static inline void syscall_set_return_value(struct task_struct *task, + struct pt_regs *regs, + int error, long val) +{ + if (error) { + syscall_set_error(regs); + regs->u_regs[UREG_I0] = -error; + } else { + syscall_clear_error(regs); + regs->u_regs[UREG_I0] = val; + } +} + +static inline void syscall_get_arguments(struct task_struct *task, + struct pt_regs *regs, + unsigned int i, unsigned int n, + unsigned long *args) +{ + int zero_extend = 0; + unsigned int j; + +#ifdef CONFIG_SPARC64 + if (test_tsk_thread_flag(task, TIF_32BIT)) + zero_extend = 1; +#endif + + for (j = 0; j < n; j++) { + unsigned long val = regs->u_regs[UREG_I0 + i + j]; + + if (zero_extend) + args[j] = (u32) val; + else + args[j] = val; + } +} + +static inline void syscall_set_arguments(struct task_struct *task, + struct pt_regs *regs, + unsigned int i, unsigned int n, + const unsigned long *args) +{ + unsigned int j; + + for (j = 0; j < n; j++) + regs->u_regs[UREG_I0 + i + j] = args[j]; +} + +#endif /* __ASM_SPARC_SYSCALL_H */ diff --git a/arch/sparc/include/asm/syscalls.h b/arch/sparc/include/asm/syscalls.h new file mode 100644 index 0000000..45a43f6 --- /dev/null +++ b/arch/sparc/include/asm/syscalls.h @@ -0,0 +1,13 @@ +#ifndef _SPARC64_SYSCALLS_H +#define _SPARC64_SYSCALLS_H + +struct pt_regs; + +extern asmlinkage long sparc_do_fork(unsigned long clone_flags, + unsigned long stack_start, + struct pt_regs *regs, + unsigned long stack_size); + +extern asmlinkage int sparc_execve(struct pt_regs *regs); + +#endif /* _SPARC64_SYSCALLS_H */ diff --git a/arch/sparc/include/asm/sysen.h b/arch/sparc/include/asm/sysen.h new file mode 100644 index 0000000..6af34ab --- /dev/null +++ b/arch/sparc/include/asm/sysen.h @@ -0,0 +1,15 @@ +/* + * sysen.h: Bit fields within the "System Enable" register accessed via + * the ASI_CONTROL address space at address AC_SYSENABLE. + * + * Copyright (C) 1994 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_SYSEN_H +#define _SPARC_SYSEN_H + +#define SENABLE_DVMA 0x20 /* enable dvma transfers */ +#define SENABLE_CACHE 0x10 /* enable VAC cache */ +#define SENABLE_RESET 0x04 /* reset whole machine, danger Will Robinson */ + +#endif /* _SPARC_SYSEN_H */ diff --git a/arch/sparc/include/asm/system.h b/arch/sparc/include/asm/system.h new file mode 100644 index 0000000..7944a7c --- /dev/null +++ b/arch/sparc/include/asm/system.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_SYSTEM_H +#define ___ASM_SPARC_SYSTEM_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/system_64.h> +#else +#include <asm/system_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/system_32.h b/arch/sparc/include/asm/system_32.h new file mode 100644 index 0000000..b4b0244 --- /dev/null +++ b/arch/sparc/include/asm/system_32.h @@ -0,0 +1,288 @@ +#ifndef __SPARC_SYSTEM_H +#define __SPARC_SYSTEM_H + +#include <linux/kernel.h> +#include <linux/threads.h> /* NR_CPUS */ +#include <linux/thread_info.h> + +#include <asm/page.h> +#include <asm/psr.h> +#include <asm/ptrace.h> +#include <asm/btfixup.h> +#include <asm/smp.h> + +#ifndef __ASSEMBLY__ + +#include <linux/irqflags.h> + +/* + * Sparc (general) CPU types + */ +enum sparc_cpu { + sun4 = 0x00, + sun4c = 0x01, + sun4m = 0x02, + sun4d = 0x03, + sun4e = 0x04, + sun4u = 0x05, /* V8 ploos ploos */ + sun_unknown = 0x06, + ap1000 = 0x07, /* almost a sun4m */ +}; + +/* Really, userland should not be looking at any of this... */ +#ifdef __KERNEL__ + +extern enum sparc_cpu sparc_cpu_model; + +#ifndef CONFIG_SUN4 +#define ARCH_SUN4C_SUN4 (sparc_cpu_model==sun4c) +#define ARCH_SUN4 0 +#else +#define ARCH_SUN4C_SUN4 1 +#define ARCH_SUN4 1 +#endif + +#define SUN4M_NCPUS 4 /* Architectural limit of sun4m. */ + +extern char reboot_command[]; + +extern struct thread_info *current_set[NR_CPUS]; + +extern unsigned long empty_bad_page; +extern unsigned long empty_bad_page_table; +extern unsigned long empty_zero_page; + +extern void sun_do_break(void); +extern int serial_console; +extern int stop_a_enabled; + +static inline int con_is_present(void) +{ + return serial_console ? 0 : 1; +} + +/* When a context switch happens we must flush all user windows so that + * the windows of the current process are flushed onto its stack. This + * way the windows are all clean for the next process and the stack + * frames are up to date. + */ +extern void flush_user_windows(void); +extern void kill_user_windows(void); +extern void synchronize_user_stack(void); +extern void fpsave(unsigned long *fpregs, unsigned long *fsr, + void *fpqueue, unsigned long *fpqdepth); + +#ifdef CONFIG_SMP +#define SWITCH_ENTER(prv) \ + do { \ + if (test_tsk_thread_flag(prv, TIF_USEDFPU)) { \ + put_psr(get_psr() | PSR_EF); \ + fpsave(&(prv)->thread.float_regs[0], &(prv)->thread.fsr, \ + &(prv)->thread.fpqueue[0], &(prv)->thread.fpqdepth); \ + clear_tsk_thread_flag(prv, TIF_USEDFPU); \ + (prv)->thread.kregs->psr &= ~PSR_EF; \ + } \ + } while(0) + +#define SWITCH_DO_LAZY_FPU(next) /* */ +#else +#define SWITCH_ENTER(prv) /* */ +#define SWITCH_DO_LAZY_FPU(nxt) \ + do { \ + if (last_task_used_math != (nxt)) \ + (nxt)->thread.kregs->psr&=~PSR_EF; \ + } while(0) +#endif + +extern void flushw_all(void); + +/* + * Flush windows so that the VM switch which follows + * would not pull the stack from under us. + * + * SWITCH_ENTER and SWITH_DO_LAZY_FPU do not work yet (e.g. SMP does not work) + * XXX WTF is the above comment? Found in late teen 2.4.x. + */ +#define prepare_arch_switch(next) do { \ + __asm__ __volatile__( \ + ".globl\tflush_patch_switch\nflush_patch_switch:\n\t" \ + "save %sp, -0x40, %sp; save %sp, -0x40, %sp; save %sp, -0x40, %sp\n\t" \ + "save %sp, -0x40, %sp; save %sp, -0x40, %sp; save %sp, -0x40, %sp\n\t" \ + "save %sp, -0x40, %sp\n\t" \ + "restore; restore; restore; restore; restore; restore; restore"); \ +} while(0) + + /* Much care has gone into this code, do not touch it. + * + * We need to loadup regs l0/l1 for the newly forked child + * case because the trap return path relies on those registers + * holding certain values, gcc is told that they are clobbered. + * Gcc needs registers for 3 values in and 1 value out, so we + * clobber every non-fixed-usage register besides l2/l3/o4/o5. -DaveM + * + * Hey Dave, that do not touch sign is too much of an incentive + * - Anton & Pete + */ +#define switch_to(prev, next, last) do { \ + SWITCH_ENTER(prev); \ + SWITCH_DO_LAZY_FPU(next); \ + cpu_set(smp_processor_id(), next->active_mm->cpu_vm_mask); \ + __asm__ __volatile__( \ + "sethi %%hi(here - 0x8), %%o7\n\t" \ + "mov %%g6, %%g3\n\t" \ + "or %%o7, %%lo(here - 0x8), %%o7\n\t" \ + "rd %%psr, %%g4\n\t" \ + "std %%sp, [%%g6 + %4]\n\t" \ + "rd %%wim, %%g5\n\t" \ + "wr %%g4, 0x20, %%psr\n\t" \ + "nop\n\t" \ + "std %%g4, [%%g6 + %3]\n\t" \ + "ldd [%2 + %3], %%g4\n\t" \ + "mov %2, %%g6\n\t" \ + ".globl patchme_store_new_current\n" \ +"patchme_store_new_current:\n\t" \ + "st %2, [%1]\n\t" \ + "wr %%g4, 0x20, %%psr\n\t" \ + "nop\n\t" \ + "nop\n\t" \ + "nop\n\t" /* LEON needs all 3 nops: load to %sp depends on CWP. */ \ + "ldd [%%g6 + %4], %%sp\n\t" \ + "wr %%g5, 0x0, %%wim\n\t" \ + "ldd [%%sp + 0x00], %%l0\n\t" \ + "ldd [%%sp + 0x38], %%i6\n\t" \ + "wr %%g4, 0x0, %%psr\n\t" \ + "nop\n\t" \ + "nop\n\t" \ + "jmpl %%o7 + 0x8, %%g0\n\t" \ + " ld [%%g3 + %5], %0\n\t" \ + "here:\n" \ + : "=&r" (last) \ + : "r" (&(current_set[hard_smp_processor_id()])), \ + "r" (task_thread_info(next)), \ + "i" (TI_KPSR), \ + "i" (TI_KSP), \ + "i" (TI_TASK) \ + : "g1", "g2", "g3", "g4", "g5", "g7", \ + "l0", "l1", "l3", "l4", "l5", "l6", "l7", \ + "i0", "i1", "i2", "i3", "i4", "i5", \ + "o0", "o1", "o2", "o3", "o7"); \ + } while(0) + +/* XXX Change this if we ever use a PSO mode kernel. */ +#define mb() __asm__ __volatile__ ("" : : : "memory") +#define rmb() mb() +#define wmb() mb() +#define read_barrier_depends() do { } while(0) +#define set_mb(__var, __value) do { __var = __value; mb(); } while(0) +#define smp_mb() __asm__ __volatile__("":::"memory") +#define smp_rmb() __asm__ __volatile__("":::"memory") +#define smp_wmb() __asm__ __volatile__("":::"memory") +#define smp_read_barrier_depends() do { } while(0) + +#define nop() __asm__ __volatile__ ("nop") + +/* This has special calling conventions */ +#ifndef CONFIG_SMP +BTFIXUPDEF_CALL(void, ___xchg32, void) +#endif + +static inline unsigned long xchg_u32(__volatile__ unsigned long *m, unsigned long val) +{ +#ifdef CONFIG_SMP + __asm__ __volatile__("swap [%2], %0" + : "=&r" (val) + : "0" (val), "r" (m) + : "memory"); + return val; +#else + register unsigned long *ptr asm("g1"); + register unsigned long ret asm("g2"); + + ptr = (unsigned long *) m; + ret = val; + + /* Note: this is magic and the nop there is + really needed. */ + __asm__ __volatile__( + "mov %%o7, %%g4\n\t" + "call ___f____xchg32\n\t" + " nop\n\t" + : "=&r" (ret) + : "0" (ret), "r" (ptr) + : "g3", "g4", "g7", "memory", "cc"); + + return ret; +#endif +} + +#define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) + +extern void __xchg_called_with_bad_pointer(void); + +static inline unsigned long __xchg(unsigned long x, __volatile__ void * ptr, int size) +{ + switch (size) { + case 4: + return xchg_u32(ptr, x); + }; + __xchg_called_with_bad_pointer(); + return x; +} + +/* Emulate cmpxchg() the same way we emulate atomics, + * by hashing the object address and indexing into an array + * of spinlocks to get a bit of performance... + * + * See arch/sparc/lib/atomic32.c for implementation. + * + * Cribbed from <asm-parisc/atomic.h> + */ +#define __HAVE_ARCH_CMPXCHG 1 + +/* bug catcher for when unsupported size is used - won't link */ +extern void __cmpxchg_called_with_bad_pointer(void); +/* we only need to support cmpxchg of a u32 on sparc */ +extern unsigned long __cmpxchg_u32(volatile u32 *m, u32 old, u32 new_); + +/* don't worry...optimizer will get rid of most of this */ +static inline unsigned long +__cmpxchg(volatile void *ptr, unsigned long old, unsigned long new_, int size) +{ + switch (size) { + case 4: + return __cmpxchg_u32((u32 *)ptr, (u32)old, (u32)new_); + default: + __cmpxchg_called_with_bad_pointer(); + break; + } + return old; +} + +#define cmpxchg(ptr, o, n) \ +({ \ + __typeof__(*(ptr)) _o_ = (o); \ + __typeof__(*(ptr)) _n_ = (n); \ + (__typeof__(*(ptr))) __cmpxchg((ptr), (unsigned long)_o_, \ + (unsigned long)_n_, sizeof(*(ptr))); \ +}) + +#include <asm-generic/cmpxchg-local.h> + +/* + * cmpxchg_local and cmpxchg64_local are atomic wrt current CPU. Always make + * them available. + */ +#define cmpxchg_local(ptr, o, n) \ + ((__typeof__(*(ptr)))__cmpxchg_local_generic((ptr), (unsigned long)(o),\ + (unsigned long)(n), sizeof(*(ptr)))) +#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n)) + +extern void die_if_kernel(char *str, struct pt_regs *regs) __attribute__ ((noreturn)); + +#endif /* __KERNEL__ */ + +#endif /* __ASSEMBLY__ */ + +#define arch_align_stack(x) (x) + +#endif /* !(__SPARC_SYSTEM_H) */ diff --git a/arch/sparc/include/asm/system_64.h b/arch/sparc/include/asm/system_64.h new file mode 100644 index 0000000..db9e742 --- /dev/null +++ b/arch/sparc/include/asm/system_64.h @@ -0,0 +1,355 @@ +#ifndef __SPARC64_SYSTEM_H +#define __SPARC64_SYSTEM_H + +#include <asm/ptrace.h> +#include <asm/processor.h> +#include <asm/visasm.h> + +#ifndef __ASSEMBLY__ + +#include <linux/irqflags.h> +#include <asm-generic/cmpxchg-local.h> + +/* + * Sparc (general) CPU types + */ +enum sparc_cpu { + sun4 = 0x00, + sun4c = 0x01, + sun4m = 0x02, + sun4d = 0x03, + sun4e = 0x04, + sun4u = 0x05, /* V8 ploos ploos */ + sun_unknown = 0x06, + ap1000 = 0x07, /* almost a sun4m */ +}; + +#define sparc_cpu_model sun4u + +/* This cannot ever be a sun4c nor sun4 :) That's just history. */ +#define ARCH_SUN4C_SUN4 0 +#define ARCH_SUN4 0 + +extern char reboot_command[]; + +/* These are here in an effort to more fully work around Spitfire Errata + * #51. Essentially, if a memory barrier occurs soon after a mispredicted + * branch, the chip can stop executing instructions until a trap occurs. + * Therefore, if interrupts are disabled, the chip can hang forever. + * + * It used to be believed that the memory barrier had to be right in the + * delay slot, but a case has been traced recently wherein the memory barrier + * was one instruction after the branch delay slot and the chip still hung. + * The offending sequence was the following in sym_wakeup_done() of the + * sym53c8xx_2 driver: + * + * call sym_ccb_from_dsa, 0 + * movge %icc, 0, %l0 + * brz,pn %o0, .LL1303 + * mov %o0, %l2 + * membar #LoadLoad + * + * The branch has to be mispredicted for the bug to occur. Therefore, we put + * the memory barrier explicitly into a "branch always, predicted taken" + * delay slot to avoid the problem case. + */ +#define membar_safe(type) \ +do { __asm__ __volatile__("ba,pt %%xcc, 1f\n\t" \ + " membar " type "\n" \ + "1:\n" \ + : : : "memory"); \ +} while (0) + +#define mb() \ + membar_safe("#LoadLoad | #LoadStore | #StoreStore | #StoreLoad") +#define rmb() \ + membar_safe("#LoadLoad") +#define wmb() \ + membar_safe("#StoreStore") +#define membar_storeload() \ + membar_safe("#StoreLoad") +#define membar_storeload_storestore() \ + membar_safe("#StoreLoad | #StoreStore") +#define membar_storeload_loadload() \ + membar_safe("#StoreLoad | #LoadLoad") +#define membar_storestore_loadstore() \ + membar_safe("#StoreStore | #LoadStore") + +#endif + +#define nop() __asm__ __volatile__ ("nop") + +#define read_barrier_depends() do { } while(0) +#define set_mb(__var, __value) \ + do { __var = __value; membar_storeload_storestore(); } while(0) + +#ifdef CONFIG_SMP +#define smp_mb() mb() +#define smp_rmb() rmb() +#define smp_wmb() wmb() +#define smp_read_barrier_depends() read_barrier_depends() +#else +#define smp_mb() __asm__ __volatile__("":::"memory") +#define smp_rmb() __asm__ __volatile__("":::"memory") +#define smp_wmb() __asm__ __volatile__("":::"memory") +#define smp_read_barrier_depends() do { } while(0) +#endif + +#define flushi(addr) __asm__ __volatile__ ("flush %0" : : "r" (addr) : "memory") + +#define flushw_all() __asm__ __volatile__("flushw") + +/* Performance counter register access. */ +#define read_pcr(__p) __asm__ __volatile__("rd %%pcr, %0" : "=r" (__p)) +#define write_pcr(__p) __asm__ __volatile__("wr %0, 0x0, %%pcr" : : "r" (__p)) +#define read_pic(__p) __asm__ __volatile__("rd %%pic, %0" : "=r" (__p)) + +/* Blackbird errata workaround. See commentary in + * arch/sparc64/kernel/smp.c:smp_percpu_timer_interrupt() + * for more information. + */ +#define reset_pic() \ + __asm__ __volatile__("ba,pt %xcc, 99f\n\t" \ + ".align 64\n" \ + "99:wr %g0, 0x0, %pic\n\t" \ + "rd %pic, %g0") + +#ifndef __ASSEMBLY__ + +extern void sun_do_break(void); +extern int stop_a_enabled; + +extern void fault_in_user_windows(void); +extern void synchronize_user_stack(void); + +extern void __flushw_user(void); +#define flushw_user() __flushw_user() + +#define flush_user_windows flushw_user +#define flush_register_windows flushw_all + +/* Don't hold the runqueue lock over context switch */ +#define __ARCH_WANT_UNLOCKED_CTXSW +#define prepare_arch_switch(next) \ +do { \ + flushw_all(); \ +} while (0) + + /* See what happens when you design the chip correctly? + * + * We tell gcc we clobber all non-fixed-usage registers except + * for l0/l1. It will use one for 'next' and the other to hold + * the output value of 'last'. 'next' is not referenced again + * past the invocation of switch_to in the scheduler, so we need + * not preserve it's value. Hairy, but it lets us remove 2 loads + * and 2 stores in this critical code path. -DaveM + */ +#define switch_to(prev, next, last) \ +do { if (test_thread_flag(TIF_PERFCTR)) { \ + unsigned long __tmp; \ + read_pcr(__tmp); \ + current_thread_info()->pcr_reg = __tmp; \ + read_pic(__tmp); \ + current_thread_info()->kernel_cntd0 += (unsigned int)(__tmp);\ + current_thread_info()->kernel_cntd1 += ((__tmp) >> 32); \ + } \ + flush_tlb_pending(); \ + save_and_clear_fpu(); \ + /* If you are tempted to conditionalize the following */ \ + /* so that ASI is only written if it changes, think again. */ \ + __asm__ __volatile__("wr %%g0, %0, %%asi" \ + : : "r" (__thread_flag_byte_ptr(task_thread_info(next))[TI_FLAG_BYTE_CURRENT_DS]));\ + trap_block[current_thread_info()->cpu].thread = \ + task_thread_info(next); \ + __asm__ __volatile__( \ + "mov %%g4, %%g7\n\t" \ + "stx %%i6, [%%sp + 2047 + 0x70]\n\t" \ + "stx %%i7, [%%sp + 2047 + 0x78]\n\t" \ + "rdpr %%wstate, %%o5\n\t" \ + "stx %%o6, [%%g6 + %6]\n\t" \ + "stb %%o5, [%%g6 + %5]\n\t" \ + "rdpr %%cwp, %%o5\n\t" \ + "stb %%o5, [%%g6 + %8]\n\t" \ + "mov %4, %%g6\n\t" \ + "ldub [%4 + %8], %%g1\n\t" \ + "wrpr %%g1, %%cwp\n\t" \ + "ldx [%%g6 + %6], %%o6\n\t" \ + "ldub [%%g6 + %5], %%o5\n\t" \ + "ldub [%%g6 + %7], %%o7\n\t" \ + "wrpr %%o5, 0x0, %%wstate\n\t" \ + "ldx [%%sp + 2047 + 0x70], %%i6\n\t" \ + "ldx [%%sp + 2047 + 0x78], %%i7\n\t" \ + "ldx [%%g6 + %9], %%g4\n\t" \ + "brz,pt %%o7, switch_to_pc\n\t" \ + " mov %%g7, %0\n\t" \ + "sethi %%hi(ret_from_syscall), %%g1\n\t" \ + "jmpl %%g1 + %%lo(ret_from_syscall), %%g0\n\t" \ + " nop\n\t" \ + ".globl switch_to_pc\n\t" \ + "switch_to_pc:\n\t" \ + : "=&r" (last), "=r" (current), "=r" (current_thread_info_reg), \ + "=r" (__local_per_cpu_offset) \ + : "0" (task_thread_info(next)), \ + "i" (TI_WSTATE), "i" (TI_KSP), "i" (TI_NEW_CHILD), \ + "i" (TI_CWP), "i" (TI_TASK) \ + : "cc", \ + "g1", "g2", "g3", "g7", \ + "l1", "l2", "l3", "l4", "l5", "l6", "l7", \ + "i0", "i1", "i2", "i3", "i4", "i5", \ + "o0", "o1", "o2", "o3", "o4", "o5", "o7"); \ + /* If you fuck with this, update ret_from_syscall code too. */ \ + if (test_thread_flag(TIF_PERFCTR)) { \ + write_pcr(current_thread_info()->pcr_reg); \ + reset_pic(); \ + } \ +} while(0) + +static inline unsigned long xchg32(__volatile__ unsigned int *m, unsigned int val) +{ + unsigned long tmp1, tmp2; + + __asm__ __volatile__( +" membar #StoreLoad | #LoadLoad\n" +" mov %0, %1\n" +"1: lduw [%4], %2\n" +" cas [%4], %2, %0\n" +" cmp %2, %0\n" +" bne,a,pn %%icc, 1b\n" +" mov %1, %0\n" +" membar #StoreLoad | #StoreStore\n" + : "=&r" (val), "=&r" (tmp1), "=&r" (tmp2) + : "0" (val), "r" (m) + : "cc", "memory"); + return val; +} + +static inline unsigned long xchg64(__volatile__ unsigned long *m, unsigned long val) +{ + unsigned long tmp1, tmp2; + + __asm__ __volatile__( +" membar #StoreLoad | #LoadLoad\n" +" mov %0, %1\n" +"1: ldx [%4], %2\n" +" casx [%4], %2, %0\n" +" cmp %2, %0\n" +" bne,a,pn %%xcc, 1b\n" +" mov %1, %0\n" +" membar #StoreLoad | #StoreStore\n" + : "=&r" (val), "=&r" (tmp1), "=&r" (tmp2) + : "0" (val), "r" (m) + : "cc", "memory"); + return val; +} + +#define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr)))) + +extern void __xchg_called_with_bad_pointer(void); + +static inline unsigned long __xchg(unsigned long x, __volatile__ void * ptr, + int size) +{ + switch (size) { + case 4: + return xchg32(ptr, x); + case 8: + return xchg64(ptr, x); + }; + __xchg_called_with_bad_pointer(); + return x; +} + +extern void die_if_kernel(char *str, struct pt_regs *regs) __attribute__ ((noreturn)); + +/* + * Atomic compare and exchange. Compare OLD with MEM, if identical, + * store NEW in MEM. Return the initial value in MEM. Success is + * indicated by comparing RETURN with OLD. + */ + +#define __HAVE_ARCH_CMPXCHG 1 + +static inline unsigned long +__cmpxchg_u32(volatile int *m, int old, int new) +{ + __asm__ __volatile__("membar #StoreLoad | #LoadLoad\n" + "cas [%2], %3, %0\n\t" + "membar #StoreLoad | #StoreStore" + : "=&r" (new) + : "0" (new), "r" (m), "r" (old) + : "memory"); + + return new; +} + +static inline unsigned long +__cmpxchg_u64(volatile long *m, unsigned long old, unsigned long new) +{ + __asm__ __volatile__("membar #StoreLoad | #LoadLoad\n" + "casx [%2], %3, %0\n\t" + "membar #StoreLoad | #StoreStore" + : "=&r" (new) + : "0" (new), "r" (m), "r" (old) + : "memory"); + + return new; +} + +/* This function doesn't exist, so you'll get a linker error + if something tries to do an invalid cmpxchg(). */ +extern void __cmpxchg_called_with_bad_pointer(void); + +static inline unsigned long +__cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size) +{ + switch (size) { + case 4: + return __cmpxchg_u32(ptr, old, new); + case 8: + return __cmpxchg_u64(ptr, old, new); + } + __cmpxchg_called_with_bad_pointer(); + return old; +} + +#define cmpxchg(ptr,o,n) \ + ({ \ + __typeof__(*(ptr)) _o_ = (o); \ + __typeof__(*(ptr)) _n_ = (n); \ + (__typeof__(*(ptr))) __cmpxchg((ptr), (unsigned long)_o_, \ + (unsigned long)_n_, sizeof(*(ptr))); \ + }) + +/* + * cmpxchg_local and cmpxchg64_local are atomic wrt current CPU. Always make + * them available. + */ + +static inline unsigned long __cmpxchg_local(volatile void *ptr, + unsigned long old, + unsigned long new, int size) +{ + switch (size) { + case 4: + case 8: return __cmpxchg(ptr, old, new, size); + default: + return __cmpxchg_local_generic(ptr, old, new, size); + } + + return old; +} + +#define cmpxchg_local(ptr, o, n) \ + ((__typeof__(*(ptr)))__cmpxchg_local((ptr), (unsigned long)(o), \ + (unsigned long)(n), sizeof(*(ptr)))) +#define cmpxchg64_local(ptr, o, n) \ + ({ \ + BUILD_BUG_ON(sizeof(*(ptr)) != 8); \ + cmpxchg_local((ptr), (o), (n)); \ + }) + +#endif /* !(__ASSEMBLY__) */ + +#define arch_align_stack(x) (x) + +#endif /* !(__SPARC64_SYSTEM_H) */ diff --git a/arch/sparc/include/asm/termbits.h b/arch/sparc/include/asm/termbits.h new file mode 100644 index 0000000..d6ca3e2 --- /dev/null +++ b/arch/sparc/include/asm/termbits.h @@ -0,0 +1,266 @@ +#ifndef _SPARC_TERMBITS_H +#define _SPARC_TERMBITS_H + +#include <linux/posix_types.h> + +typedef unsigned char cc_t; +typedef unsigned int speed_t; + +#if defined(__sparc__) && defined(__arch64__) +typedef unsigned int tcflag_t; +#else +typedef unsigned long tcflag_t; +#endif + +#define NCC 8 +struct termio { + unsigned short c_iflag; /* input mode flags */ + unsigned short c_oflag; /* output mode flags */ + unsigned short c_cflag; /* control mode flags */ + unsigned short c_lflag; /* local mode flags */ + unsigned char c_line; /* line discipline */ + unsigned char c_cc[NCC]; /* control characters */ +}; + +#define NCCS 17 +struct termios { + tcflag_t c_iflag; /* input mode flags */ + tcflag_t c_oflag; /* output mode flags */ + tcflag_t c_cflag; /* control mode flags */ + tcflag_t c_lflag; /* local mode flags */ + cc_t c_line; /* line discipline */ + cc_t c_cc[NCCS]; /* control characters */ +#ifdef __KERNEL__ +#define SIZEOF_USER_TERMIOS sizeof (struct termios) - (2*sizeof (cc_t)) + cc_t _x_cc[2]; /* We need them to hold vmin/vtime */ +#endif +}; + +struct termios2 { + tcflag_t c_iflag; /* input mode flags */ + tcflag_t c_oflag; /* output mode flags */ + tcflag_t c_cflag; /* control mode flags */ + tcflag_t c_lflag; /* local mode flags */ + cc_t c_line; /* line discipline */ + cc_t c_cc[NCCS]; /* control characters */ + cc_t _x_cc[2]; /* padding to match ktermios */ + speed_t c_ispeed; /* input speed */ + speed_t c_ospeed; /* output speed */ +}; + +struct ktermios { + tcflag_t c_iflag; /* input mode flags */ + tcflag_t c_oflag; /* output mode flags */ + tcflag_t c_cflag; /* control mode flags */ + tcflag_t c_lflag; /* local mode flags */ + cc_t c_line; /* line discipline */ + cc_t c_cc[NCCS]; /* control characters */ + cc_t _x_cc[2]; /* We need them to hold vmin/vtime */ + speed_t c_ispeed; /* input speed */ + speed_t c_ospeed; /* output speed */ +}; + +/* c_cc characters */ +#define VINTR 0 +#define VQUIT 1 +#define VERASE 2 +#define VKILL 3 +#define VEOF 4 +#define VEOL 5 +#define VEOL2 6 +#define VSWTC 7 +#define VSTART 8 +#define VSTOP 9 + + + +#define VSUSP 10 +#define VDSUSP 11 /* SunOS POSIX nicety I do believe... */ +#define VREPRINT 12 +#define VDISCARD 13 +#define VWERASE 14 +#define VLNEXT 15 + +/* Kernel keeps vmin/vtime separated, user apps assume vmin/vtime is + * shared with eof/eol + */ +#ifdef __KERNEL__ +#define VMIN 16 +#define VTIME 17 +#else +#define VMIN VEOF +#define VTIME VEOL +#endif + +/* c_iflag bits */ +#define IGNBRK 0x00000001 +#define BRKINT 0x00000002 +#define IGNPAR 0x00000004 +#define PARMRK 0x00000008 +#define INPCK 0x00000010 +#define ISTRIP 0x00000020 +#define INLCR 0x00000040 +#define IGNCR 0x00000080 +#define ICRNL 0x00000100 +#define IUCLC 0x00000200 +#define IXON 0x00000400 +#define IXANY 0x00000800 +#define IXOFF 0x00001000 +#define IMAXBEL 0x00002000 +#define IUTF8 0x00004000 + +/* c_oflag bits */ +#define OPOST 0x00000001 +#define OLCUC 0x00000002 +#define ONLCR 0x00000004 +#define OCRNL 0x00000008 +#define ONOCR 0x00000010 +#define ONLRET 0x00000020 +#define OFILL 0x00000040 +#define OFDEL 0x00000080 +#define NLDLY 0x00000100 +#define NL0 0x00000000 +#define NL1 0x00000100 +#define CRDLY 0x00000600 +#define CR0 0x00000000 +#define CR1 0x00000200 +#define CR2 0x00000400 +#define CR3 0x00000600 +#define TABDLY 0x00001800 +#define TAB0 0x00000000 +#define TAB1 0x00000800 +#define TAB2 0x00001000 +#define TAB3 0x00001800 +#define XTABS 0x00001800 +#define BSDLY 0x00002000 +#define BS0 0x00000000 +#define BS1 0x00002000 +#define VTDLY 0x00004000 +#define VT0 0x00000000 +#define VT1 0x00004000 +#define FFDLY 0x00008000 +#define FF0 0x00000000 +#define FF1 0x00008000 +#define PAGEOUT 0x00010000 /* SUNOS specific */ +#define WRAP 0x00020000 /* SUNOS specific */ + +/* c_cflag bit meaning */ +#define CBAUD 0x0000100f +#define B0 0x00000000 /* hang up */ +#define B50 0x00000001 +#define B75 0x00000002 +#define B110 0x00000003 +#define B134 0x00000004 +#define B150 0x00000005 +#define B200 0x00000006 +#define B300 0x00000007 +#define B600 0x00000008 +#define B1200 0x00000009 +#define B1800 0x0000000a +#define B2400 0x0000000b +#define B4800 0x0000000c +#define B9600 0x0000000d +#define B19200 0x0000000e +#define B38400 0x0000000f +#define EXTA B19200 +#define EXTB B38400 +#define CSIZE 0x00000030 +#define CS5 0x00000000 +#define CS6 0x00000010 +#define CS7 0x00000020 +#define CS8 0x00000030 +#define CSTOPB 0x00000040 +#define CREAD 0x00000080 +#define PARENB 0x00000100 +#define PARODD 0x00000200 +#define HUPCL 0x00000400 +#define CLOCAL 0x00000800 +#define CBAUDEX 0x00001000 +/* We'll never see these speeds with the Zilogs, but for completeness... */ +#define BOTHER 0x00001000 +#define B57600 0x00001001 +#define B115200 0x00001002 +#define B230400 0x00001003 +#define B460800 0x00001004 +/* This is what we can do with the Zilogs. */ +#define B76800 0x00001005 +/* This is what we can do with the SAB82532. */ +#define B153600 0x00001006 +#define B307200 0x00001007 +#define B614400 0x00001008 +#define B921600 0x00001009 +/* And these are the rest... */ +#define B500000 0x0000100a +#define B576000 0x0000100b +#define B1000000 0x0000100c +#define B1152000 0x0000100d +#define B1500000 0x0000100e +#define B2000000 0x0000100f +/* These have totally bogus values and nobody uses them + so far. Later on we'd have to use say 0x10000x and + adjust CBAUD constant and drivers accordingly. +#define B2500000 0x00001010 +#define B3000000 0x00001011 +#define B3500000 0x00001012 +#define B4000000 0x00001013 */ +#define CIBAUD 0x100f0000 /* input baud rate (not used) */ +#define CMSPAR 0x40000000 /* mark or space (stick) parity */ +#define CRTSCTS 0x80000000 /* flow control */ + +#define IBSHIFT 16 /* Shift from CBAUD to CIBAUD */ + +/* c_lflag bits */ +#define ISIG 0x00000001 +#define ICANON 0x00000002 +#define XCASE 0x00000004 +#define ECHO 0x00000008 +#define ECHOE 0x00000010 +#define ECHOK 0x00000020 +#define ECHONL 0x00000040 +#define NOFLSH 0x00000080 +#define TOSTOP 0x00000100 +#define ECHOCTL 0x00000200 +#define ECHOPRT 0x00000400 +#define ECHOKE 0x00000800 +#define DEFECHO 0x00001000 /* SUNOS thing, what is it? */ +#define FLUSHO 0x00002000 +#define PENDIN 0x00004000 +#define IEXTEN 0x00008000 + +/* modem lines */ +#define TIOCM_LE 0x001 +#define TIOCM_DTR 0x002 +#define TIOCM_RTS 0x004 +#define TIOCM_ST 0x008 +#define TIOCM_SR 0x010 +#define TIOCM_CTS 0x020 +#define TIOCM_CAR 0x040 +#define TIOCM_RNG 0x080 +#define TIOCM_DSR 0x100 +#define TIOCM_CD TIOCM_CAR +#define TIOCM_RI TIOCM_RNG +#define TIOCM_OUT1 0x2000 +#define TIOCM_OUT2 0x4000 +#define TIOCM_LOOP 0x8000 + +/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ +#define TIOCSER_TEMT 0x01 /* Transmitter physically empty */ + + +/* tcflow() and TCXONC use these */ +#define TCOOFF 0 +#define TCOON 1 +#define TCIOFF 2 +#define TCION 3 + +/* tcflush() and TCFLSH use these */ +#define TCIFLUSH 0 +#define TCOFLUSH 1 +#define TCIOFLUSH 2 + +/* tcsetattr uses these */ +#define TCSANOW 0 +#define TCSADRAIN 1 +#define TCSAFLUSH 2 + +#endif /* !(_SPARC_TERMBITS_H) */ diff --git a/arch/sparc/include/asm/termios.h b/arch/sparc/include/asm/termios.h new file mode 100644 index 0000000..e8ba953 --- /dev/null +++ b/arch/sparc/include/asm/termios.h @@ -0,0 +1,186 @@ +#ifndef _SPARC_TERMIOS_H +#define _SPARC_TERMIOS_H + +#include <asm/ioctls.h> +#include <asm/termbits.h> + +#if defined(__KERNEL__) || defined(__DEFINE_BSD_TERMIOS) +struct sgttyb { + char sg_ispeed; + char sg_ospeed; + char sg_erase; + char sg_kill; + short sg_flags; +}; + +struct tchars { + char t_intrc; + char t_quitc; + char t_startc; + char t_stopc; + char t_eofc; + char t_brkc; +}; + +struct ltchars { + char t_suspc; + char t_dsuspc; + char t_rprntc; + char t_flushc; + char t_werasc; + char t_lnextc; +}; +#endif /* __KERNEL__ */ + +struct winsize { + unsigned short ws_row; + unsigned short ws_col; + unsigned short ws_xpixel; + unsigned short ws_ypixel; +}; + +#ifdef __KERNEL__ +#include <linux/module.h> + +/* + * c_cc characters in the termio structure. Oh, how I love being + * backwardly compatible. Notice that character 4 and 5 are + * interpreted differently depending on whether ICANON is set in + * c_lflag. If it's set, they are used as _VEOF and _VEOL, otherwise + * as _VMIN and V_TIME. This is for compatibility with OSF/1 (which + * is compatible with sysV)... + */ +#define _VMIN 4 +#define _VTIME 5 + +/* intr=^C quit=^\ erase=del kill=^U + eof=^D eol=\0 eol2=\0 sxtc=\0 + start=^Q stop=^S susp=^Z dsusp=^Y + reprint=^R discard=^U werase=^W lnext=^V + vmin=\1 vtime=\0 +*/ +#define INIT_C_CC "\003\034\177\025\004\000\000\000\021\023\032\031\022\025\027\026\001" + +/* + * Translate a "termio" structure into a "termios". Ugh. + */ +#define user_termio_to_kernel_termios(termios, termio) \ +({ \ + unsigned short tmp; \ + int err; \ + err = get_user(tmp, &(termio)->c_iflag); \ + (termios)->c_iflag = (0xffff0000 & ((termios)->c_iflag)) | tmp; \ + err |= get_user(tmp, &(termio)->c_oflag); \ + (termios)->c_oflag = (0xffff0000 & ((termios)->c_oflag)) | tmp; \ + err |= get_user(tmp, &(termio)->c_cflag); \ + (termios)->c_cflag = (0xffff0000 & ((termios)->c_cflag)) | tmp; \ + err |= get_user(tmp, &(termio)->c_lflag); \ + (termios)->c_lflag = (0xffff0000 & ((termios)->c_lflag)) | tmp; \ + err |= copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ + err; \ +}) + +/* + * Translate a "termios" structure into a "termio". Ugh. + * + * Note the "fun" _VMIN overloading. + */ +#define kernel_termios_to_user_termio(termio, termios) \ +({ \ + int err; \ + err = put_user((termios)->c_iflag, &(termio)->c_iflag); \ + err |= put_user((termios)->c_oflag, &(termio)->c_oflag); \ + err |= put_user((termios)->c_cflag, &(termio)->c_cflag); \ + err |= put_user((termios)->c_lflag, &(termio)->c_lflag); \ + err |= put_user((termios)->c_line, &(termio)->c_line); \ + err |= copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ + if (!((termios)->c_lflag & ICANON)) { \ + err |= put_user((termios)->c_cc[VMIN], &(termio)->c_cc[_VMIN]); \ + err |= put_user((termios)->c_cc[VTIME], &(termio)->c_cc[_VTIME]); \ + } \ + err; \ +}) + +#define user_termios_to_kernel_termios(k, u) \ +({ \ + int err; \ + err = get_user((k)->c_iflag, &(u)->c_iflag); \ + err |= get_user((k)->c_oflag, &(u)->c_oflag); \ + err |= get_user((k)->c_cflag, &(u)->c_cflag); \ + err |= get_user((k)->c_lflag, &(u)->c_lflag); \ + err |= get_user((k)->c_line, &(u)->c_line); \ + err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \ + if ((k)->c_lflag & ICANON) { \ + err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ + err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ + } else { \ + err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ + err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ + } \ + err |= get_user((k)->c_ispeed, &(u)->c_ispeed); \ + err |= get_user((k)->c_ospeed, &(u)->c_ospeed); \ + err; \ +}) + +#define kernel_termios_to_user_termios(u, k) \ +({ \ + int err; \ + err = put_user((k)->c_iflag, &(u)->c_iflag); \ + err |= put_user((k)->c_oflag, &(u)->c_oflag); \ + err |= put_user((k)->c_cflag, &(u)->c_cflag); \ + err |= put_user((k)->c_lflag, &(u)->c_lflag); \ + err |= put_user((k)->c_line, &(u)->c_line); \ + err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \ + if (!((k)->c_lflag & ICANON)) { \ + err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ + err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ + } else { \ + err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ + err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ + } \ + err |= put_user((k)->c_ispeed, &(u)->c_ispeed); \ + err |= put_user((k)->c_ospeed, &(u)->c_ospeed); \ + err; \ +}) + +#define user_termios_to_kernel_termios_1(k, u) \ +({ \ + int err; \ + err = get_user((k)->c_iflag, &(u)->c_iflag); \ + err |= get_user((k)->c_oflag, &(u)->c_oflag); \ + err |= get_user((k)->c_cflag, &(u)->c_cflag); \ + err |= get_user((k)->c_lflag, &(u)->c_lflag); \ + err |= get_user((k)->c_line, &(u)->c_line); \ + err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \ + if ((k)->c_lflag & ICANON) { \ + err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ + err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ + } else { \ + err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ + err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ + } \ + err; \ +}) + +#define kernel_termios_to_user_termios_1(u, k) \ +({ \ + int err; \ + err = put_user((k)->c_iflag, &(u)->c_iflag); \ + err |= put_user((k)->c_oflag, &(u)->c_oflag); \ + err |= put_user((k)->c_cflag, &(u)->c_cflag); \ + err |= put_user((k)->c_lflag, &(u)->c_lflag); \ + err |= put_user((k)->c_line, &(u)->c_line); \ + err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \ + if (!((k)->c_lflag & ICANON)) { \ + err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ + err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ + } else { \ + err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ + err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ + } \ + err; \ +}) + +#endif /* __KERNEL__ */ + +#endif /* _SPARC_TERMIOS_H */ diff --git a/arch/sparc/include/asm/thread_info.h b/arch/sparc/include/asm/thread_info.h new file mode 100644 index 0000000..122d7ac --- /dev/null +++ b/arch/sparc/include/asm/thread_info.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_THREAD_INFO_H +#define ___ASM_SPARC_THREAD_INFO_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/thread_info_64.h> +#else +#include <asm/thread_info_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/thread_info_32.h b/arch/sparc/include/asm/thread_info_32.h new file mode 100644 index 0000000..cbb892d --- /dev/null +++ b/arch/sparc/include/asm/thread_info_32.h @@ -0,0 +1,158 @@ +/* + * thread_info.h: sparc low-level thread information + * adapted from the ppc version by Pete Zaitcev, which was + * adapted from the i386 version by Paul Mackerras + * + * Copyright (C) 2002 David Howells (dhowells@redhat.com) + * Copyright (c) 2002 Pete Zaitcev (zaitcev@yahoo.com) + * - Incorporating suggestions made by Linus Torvalds and Dave Miller + */ + +#ifndef _ASM_THREAD_INFO_H +#define _ASM_THREAD_INFO_H + +#ifdef __KERNEL__ + +#ifndef __ASSEMBLY__ + +#include <asm/btfixup.h> +#include <asm/ptrace.h> +#include <asm/page.h> + +/* + * Low level task data. + * + * If you change this, change the TI_* offsets below to match. + */ +#define NSWINS 8 +struct thread_info { + unsigned long uwinmask; + struct task_struct *task; /* main task structure */ + struct exec_domain *exec_domain; /* execution domain */ + unsigned long flags; /* low level flags */ + int cpu; /* cpu we're on */ + int preempt_count; /* 0 => preemptable, + <0 => BUG */ + int softirq_count; + int hardirq_count; + + /* Context switch saved kernel state. */ + unsigned long ksp; /* ... ksp __attribute__ ((aligned (8))); */ + unsigned long kpc; + unsigned long kpsr; + unsigned long kwim; + + /* A place to store user windows and stack pointers + * when the stack needs inspection. + */ + struct reg_window reg_window[NSWINS]; /* align for ldd! */ + unsigned long rwbuf_stkptrs[NSWINS]; + unsigned long w_saved; + + struct restart_block restart_block; +}; + +/* + * macros/functions for gaining access to the thread information structure + * + * preempt_count needs to be 1 initially, until the scheduler is functional. + */ +#define INIT_THREAD_INFO(tsk) \ +{ \ + .uwinmask = 0, \ + .task = &tsk, \ + .exec_domain = &default_exec_domain, \ + .flags = 0, \ + .cpu = 0, \ + .preempt_count = 1, \ + .restart_block = { \ + .fn = do_no_restart_syscall, \ + }, \ +} + +#define init_thread_info (init_thread_union.thread_info) +#define init_stack (init_thread_union.stack) + +/* how to get the thread information struct from C */ +register struct thread_info *current_thread_info_reg asm("g6"); +#define current_thread_info() (current_thread_info_reg) + +/* + * thread information allocation + */ +#if PAGE_SHIFT == 13 +#define THREAD_INFO_ORDER 0 +#else /* PAGE_SHIFT */ +#define THREAD_INFO_ORDER 1 +#endif + +#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR + +BTFIXUPDEF_CALL(struct thread_info *, alloc_thread_info, void) +#define alloc_thread_info(tsk) BTFIXUP_CALL(alloc_thread_info)() + +BTFIXUPDEF_CALL(void, free_thread_info, struct thread_info *) +#define free_thread_info(ti) BTFIXUP_CALL(free_thread_info)(ti) + +#endif /* __ASSEMBLY__ */ + +/* + * Size of kernel stack for each process. + * Observe the order of get_free_pages() in alloc_thread_info(). + * The sun4 has 8K stack too, because it's short on memory, and 16K is a waste. + */ +#define THREAD_SIZE 8192 + +/* + * Offsets in thread_info structure, used in assembly code + * The "#define REGWIN_SZ 0x40" was abolished, so no multiplications. + */ +#define TI_UWINMASK 0x00 /* uwinmask */ +#define TI_TASK 0x04 +#define TI_EXECDOMAIN 0x08 /* exec_domain */ +#define TI_FLAGS 0x0c +#define TI_CPU 0x10 +#define TI_PREEMPT 0x14 /* preempt_count */ +#define TI_SOFTIRQ 0x18 /* softirq_count */ +#define TI_HARDIRQ 0x1c /* hardirq_count */ +#define TI_KSP 0x20 /* ksp */ +#define TI_KPC 0x24 /* kpc (ldd'ed with kpc) */ +#define TI_KPSR 0x28 /* kpsr */ +#define TI_KWIM 0x2c /* kwim (ldd'ed with kpsr) */ +#define TI_REG_WINDOW 0x30 +#define TI_RWIN_SPTRS 0x230 +#define TI_W_SAVED 0x250 +/* #define TI_RESTART_BLOCK 0x25n */ /* Nobody cares */ + +#define PREEMPT_ACTIVE 0x4000000 + +/* + * thread information flag bit numbers + */ +#define TIF_SYSCALL_TRACE 0 /* syscall trace active */ +#define TIF_NOTIFY_RESUME 1 /* callback before returning to user */ +#define TIF_SIGPENDING 2 /* signal pending */ +#define TIF_NEED_RESCHED 3 /* rescheduling necessary */ +#define TIF_RESTORE_SIGMASK 4 /* restore signal mask in do_signal() */ +#define TIF_USEDFPU 8 /* FPU was used by this task + * this quantum (SMP) */ +#define TIF_POLLING_NRFLAG 9 /* true if poll_idle() is polling + * TIF_NEED_RESCHED */ +#define TIF_MEMDIE 10 + +/* as above, but as bit values */ +#define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) +#define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) +#define _TIF_SIGPENDING (1<<TIF_SIGPENDING) +#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) +#define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) +#define _TIF_USEDFPU (1<<TIF_USEDFPU) +#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) + +#define _TIF_DO_NOTIFY_RESUME_MASK (_TIF_NOTIFY_RESUME | \ + _TIF_SIGPENDING | \ + _TIF_RESTORE_SIGMASK) + +#endif /* __KERNEL__ */ + +#endif /* _ASM_THREAD_INFO_H */ diff --git a/arch/sparc/include/asm/thread_info_64.h b/arch/sparc/include/asm/thread_info_64.h new file mode 100644 index 0000000..c0a737d --- /dev/null +++ b/arch/sparc/include/asm/thread_info_64.h @@ -0,0 +1,281 @@ +/* thread_info.h: sparc64 low-level thread information + * + * Copyright (C) 2002 David S. Miller (davem@redhat.com) + */ + +#ifndef _ASM_THREAD_INFO_H +#define _ASM_THREAD_INFO_H + +#ifdef __KERNEL__ + +#define NSWINS 7 + +#define TI_FLAG_BYTE_FAULT_CODE 0 +#define TI_FLAG_FAULT_CODE_SHIFT 56 +#define TI_FLAG_BYTE_WSTATE 1 +#define TI_FLAG_WSTATE_SHIFT 48 +#define TI_FLAG_BYTE_CWP 2 +#define TI_FLAG_CWP_SHIFT 40 +#define TI_FLAG_BYTE_CURRENT_DS 3 +#define TI_FLAG_CURRENT_DS_SHIFT 32 +#define TI_FLAG_BYTE_FPDEPTH 4 +#define TI_FLAG_FPDEPTH_SHIFT 24 +#define TI_FLAG_BYTE_WSAVED 5 +#define TI_FLAG_WSAVED_SHIFT 16 + +#include <asm/page.h> + +#ifndef __ASSEMBLY__ + +#include <asm/ptrace.h> +#include <asm/types.h> + +struct task_struct; +struct exec_domain; + +struct thread_info { + /* D$ line 1 */ + struct task_struct *task; + unsigned long flags; + __u8 fpsaved[7]; + __u8 status; + unsigned long ksp; + + /* D$ line 2 */ + unsigned long fault_address; + struct pt_regs *kregs; + struct exec_domain *exec_domain; + int preempt_count; /* 0 => preemptable, <0 => BUG */ + __u8 new_child; + __u8 syscall_noerror; + __u16 cpu; + + unsigned long *utraps; + + struct reg_window reg_window[NSWINS]; + unsigned long rwbuf_stkptrs[NSWINS]; + + unsigned long gsr[7]; + unsigned long xfsr[7]; + + __u64 __user *user_cntd0; + __u64 __user *user_cntd1; + __u64 kernel_cntd0, kernel_cntd1; + __u64 pcr_reg; + + struct restart_block restart_block; + + struct pt_regs *kern_una_regs; + unsigned int kern_una_insn; + + unsigned long fpregs[0] __attribute__ ((aligned(64))); +}; + +#endif /* !(__ASSEMBLY__) */ + +/* offsets into the thread_info struct for assembly code access */ +#define TI_TASK 0x00000000 +#define TI_FLAGS 0x00000008 +#define TI_FAULT_CODE (TI_FLAGS + TI_FLAG_BYTE_FAULT_CODE) +#define TI_WSTATE (TI_FLAGS + TI_FLAG_BYTE_WSTATE) +#define TI_CWP (TI_FLAGS + TI_FLAG_BYTE_CWP) +#define TI_CURRENT_DS (TI_FLAGS + TI_FLAG_BYTE_CURRENT_DS) +#define TI_FPDEPTH (TI_FLAGS + TI_FLAG_BYTE_FPDEPTH) +#define TI_WSAVED (TI_FLAGS + TI_FLAG_BYTE_WSAVED) +#define TI_FPSAVED 0x00000010 +#define TI_KSP 0x00000018 +#define TI_FAULT_ADDR 0x00000020 +#define TI_KREGS 0x00000028 +#define TI_EXEC_DOMAIN 0x00000030 +#define TI_PRE_COUNT 0x00000038 +#define TI_NEW_CHILD 0x0000003c +#define TI_SYS_NOERROR 0x0000003d +#define TI_CPU 0x0000003e +#define TI_UTRAPS 0x00000040 +#define TI_REG_WINDOW 0x00000048 +#define TI_RWIN_SPTRS 0x000003c8 +#define TI_GSR 0x00000400 +#define TI_XFSR 0x00000438 +#define TI_USER_CNTD0 0x00000470 +#define TI_USER_CNTD1 0x00000478 +#define TI_KERN_CNTD0 0x00000480 +#define TI_KERN_CNTD1 0x00000488 +#define TI_PCR 0x00000490 +#define TI_RESTART_BLOCK 0x00000498 +#define TI_KUNA_REGS 0x000004c0 +#define TI_KUNA_INSN 0x000004c8 +#define TI_FPREGS 0x00000500 + +/* We embed this in the uppermost byte of thread_info->flags */ +#define FAULT_CODE_WRITE 0x01 /* Write access, implies D-TLB */ +#define FAULT_CODE_DTLB 0x02 /* Miss happened in D-TLB */ +#define FAULT_CODE_ITLB 0x04 /* Miss happened in I-TLB */ +#define FAULT_CODE_WINFIXUP 0x08 /* Miss happened during spill/fill */ +#define FAULT_CODE_BLKCOMMIT 0x10 /* Use blk-commit ASI in copy_page */ + +#if PAGE_SHIFT == 13 +#define THREAD_SIZE (2*PAGE_SIZE) +#define THREAD_SHIFT (PAGE_SHIFT + 1) +#else /* PAGE_SHIFT == 13 */ +#define THREAD_SIZE PAGE_SIZE +#define THREAD_SHIFT PAGE_SHIFT +#endif /* PAGE_SHIFT == 13 */ + +#define PREEMPT_ACTIVE 0x4000000 + +/* + * macros/functions for gaining access to the thread information structure + * + * preempt_count needs to be 1 initially, until the scheduler is functional. + */ +#ifndef __ASSEMBLY__ + +#define INIT_THREAD_INFO(tsk) \ +{ \ + .task = &tsk, \ + .flags = ((unsigned long)ASI_P) << TI_FLAG_CURRENT_DS_SHIFT, \ + .exec_domain = &default_exec_domain, \ + .preempt_count = 1, \ + .restart_block = { \ + .fn = do_no_restart_syscall, \ + }, \ +} + +#define init_thread_info (init_thread_union.thread_info) +#define init_stack (init_thread_union.stack) + +/* how to get the thread information struct from C */ +register struct thread_info *current_thread_info_reg asm("g6"); +#define current_thread_info() (current_thread_info_reg) + +/* thread information allocation */ +#if PAGE_SHIFT == 13 +#define __THREAD_INFO_ORDER 1 +#else /* PAGE_SHIFT == 13 */ +#define __THREAD_INFO_ORDER 0 +#endif /* PAGE_SHIFT == 13 */ + +#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR + +#ifdef CONFIG_DEBUG_STACK_USAGE +#define alloc_thread_info(tsk) \ +({ \ + struct thread_info *ret; \ + \ + ret = (struct thread_info *) \ + __get_free_pages(GFP_KERNEL, __THREAD_INFO_ORDER); \ + if (ret) \ + memset(ret, 0, PAGE_SIZE<<__THREAD_INFO_ORDER); \ + ret; \ +}) +#else +#define alloc_thread_info(tsk) \ + ((struct thread_info *)__get_free_pages(GFP_KERNEL, __THREAD_INFO_ORDER)) +#endif + +#define free_thread_info(ti) \ + free_pages((unsigned long)(ti),__THREAD_INFO_ORDER) + +#define __thread_flag_byte_ptr(ti) \ + ((unsigned char *)(&((ti)->flags))) +#define __cur_thread_flag_byte_ptr __thread_flag_byte_ptr(current_thread_info()) + +#define get_thread_fault_code() (__cur_thread_flag_byte_ptr[TI_FLAG_BYTE_FAULT_CODE]) +#define set_thread_fault_code(val) (__cur_thread_flag_byte_ptr[TI_FLAG_BYTE_FAULT_CODE] = (val)) +#define get_thread_wstate() (__cur_thread_flag_byte_ptr[TI_FLAG_BYTE_WSTATE]) +#define set_thread_wstate(val) (__cur_thread_flag_byte_ptr[TI_FLAG_BYTE_WSTATE] = (val)) +#define get_thread_cwp() (__cur_thread_flag_byte_ptr[TI_FLAG_BYTE_CWP]) +#define set_thread_cwp(val) (__cur_thread_flag_byte_ptr[TI_FLAG_BYTE_CWP] = (val)) +#define get_thread_current_ds() (__cur_thread_flag_byte_ptr[TI_FLAG_BYTE_CURRENT_DS]) +#define set_thread_current_ds(val) (__cur_thread_flag_byte_ptr[TI_FLAG_BYTE_CURRENT_DS] = (val)) +#define get_thread_fpdepth() (__cur_thread_flag_byte_ptr[TI_FLAG_BYTE_FPDEPTH]) +#define set_thread_fpdepth(val) (__cur_thread_flag_byte_ptr[TI_FLAG_BYTE_FPDEPTH] = (val)) +#define get_thread_wsaved() (__cur_thread_flag_byte_ptr[TI_FLAG_BYTE_WSAVED]) +#define set_thread_wsaved(val) (__cur_thread_flag_byte_ptr[TI_FLAG_BYTE_WSAVED] = (val)) + +#endif /* !(__ASSEMBLY__) */ + +/* + * Thread information flags, only 16 bits are available as we encode + * other values into the upper 6 bytes. + * + * On trap return we need to test several values: + * + * user: need_resched, notify_resume, sigpending, wsaved, perfctr + * kernel: fpdepth + * + * So to check for work in the kernel case we simply load the fpdepth + * byte out of the flags and test it. For the user case we encode the + * lower 3 bytes of flags as follows: + * ---------------------------------------- + * | wsaved | flags byte 1 | flags byte 2 | + * ---------------------------------------- + * This optimizes the user test into: + * ldx [%g6 + TI_FLAGS], REG1 + * sethi %hi(_TIF_USER_WORK_MASK), REG2 + * or REG2, %lo(_TIF_USER_WORK_MASK), REG2 + * andcc REG1, REG2, %g0 + * be,pt no_work_to_do + * nop + */ +#define TIF_SYSCALL_TRACE 0 /* syscall trace active */ +#define TIF_NOTIFY_RESUME 1 /* callback before returning to user */ +#define TIF_SIGPENDING 2 /* signal pending */ +#define TIF_NEED_RESCHED 3 /* rescheduling necessary */ +#define TIF_PERFCTR 4 /* performance counters active */ +#define TIF_UNALIGNED 5 /* allowed to do unaligned accesses */ +/* flag bit 6 is available */ +#define TIF_32BIT 7 /* 32-bit binary */ +/* flag bit 8 is available */ +#define TIF_SECCOMP 9 /* secure computing */ +#define TIF_SYSCALL_AUDIT 10 /* syscall auditing active */ +/* flag bit 11 is available */ +/* NOTE: Thread flags >= 12 should be ones we have no interest + * in using in assembly, else we can't use the mask as + * an immediate value in instructions such as andcc. + */ +#define TIF_ABI_PENDING 12 +#define TIF_MEMDIE 13 +#define TIF_POLLING_NRFLAG 14 + +#define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) +#define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) +#define _TIF_SIGPENDING (1<<TIF_SIGPENDING) +#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) +#define _TIF_PERFCTR (1<<TIF_PERFCTR) +#define _TIF_UNALIGNED (1<<TIF_UNALIGNED) +#define _TIF_32BIT (1<<TIF_32BIT) +#define _TIF_SECCOMP (1<<TIF_SECCOMP) +#define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT) +#define _TIF_ABI_PENDING (1<<TIF_ABI_PENDING) +#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) + +#define _TIF_USER_WORK_MASK ((0xff << TI_FLAG_WSAVED_SHIFT) | \ + _TIF_DO_NOTIFY_RESUME_MASK | \ + _TIF_NEED_RESCHED | _TIF_PERFCTR) +#define _TIF_DO_NOTIFY_RESUME_MASK (_TIF_NOTIFY_RESUME | _TIF_SIGPENDING) + +/* + * Thread-synchronous status. + * + * This is different from the flags in that nobody else + * ever touches our thread-synchronous status, so we don't + * have to worry about atomic accesses. + * + * Note that there are only 8 bits available. + */ +#define TS_RESTORE_SIGMASK 0x0001 /* restore signal mask in do_signal() */ + +#ifndef __ASSEMBLY__ +#define HAVE_SET_RESTORE_SIGMASK 1 +static inline void set_restore_sigmask(void) +{ + struct thread_info *ti = current_thread_info(); + ti->status |= TS_RESTORE_SIGMASK; + set_bit(TIF_SIGPENDING, &ti->flags); +} +#endif /* !__ASSEMBLY__ */ + +#endif /* __KERNEL__ */ + +#endif /* _ASM_THREAD_INFO_H */ diff --git a/arch/sparc/include/asm/timer.h b/arch/sparc/include/asm/timer.h new file mode 100644 index 0000000..612fd27 --- /dev/null +++ b/arch/sparc/include/asm/timer.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_TIMER_H +#define ___ASM_SPARC_TIMER_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/timer_64.h> +#else +#include <asm/timer_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/timer_32.h b/arch/sparc/include/asm/timer_32.h new file mode 100644 index 0000000..361e538 --- /dev/null +++ b/arch/sparc/include/asm/timer_32.h @@ -0,0 +1,107 @@ +/* + * timer.h: Definitions for the timer chips on the Sparc. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + + +#ifndef _SPARC_TIMER_H +#define _SPARC_TIMER_H + +#include <asm/system.h> /* For SUN4M_NCPUS */ +#include <asm/sun4paddr.h> +#include <asm/btfixup.h> + +/* Timer structures. The interrupt timer has two properties which + * are the counter (which is handled in do_timer in sched.c) and the limit. + * This limit is where the timer's counter 'wraps' around. Oddly enough, + * the sun4c timer when it hits the limit wraps back to 1 and not zero + * thus when calculating the value at which it will fire a microsecond you + * must adjust by one. Thanks SUN for designing such great hardware ;( + */ + +/* Note that I am only going to use the timer that interrupts at + * Sparc IRQ 10. There is another one available that can fire at + * IRQ 14. Currently it is left untouched, we keep the PROM's limit + * register value and let the prom take these interrupts. This allows + * L1-A to work. + */ + +struct sun4c_timer_info { + __volatile__ unsigned int cur_count10; + __volatile__ unsigned int timer_limit10; + __volatile__ unsigned int cur_count14; + __volatile__ unsigned int timer_limit14; +}; + +#define SUN4C_TIMER_PHYSADDR 0xf3000000 +#ifdef CONFIG_SUN4 +#define SUN_TIMER_PHYSADDR SUN4_300_TIMER_PHYSADDR +#else +#define SUN_TIMER_PHYSADDR SUN4C_TIMER_PHYSADDR +#endif + +/* A sun4m has two blocks of registers which are probably of the same + * structure. LSI Logic's L64851 is told to _decrement_ from the limit + * value. Aurora behaves similarly but its limit value is compacted in + * other fashion (it's wider). Documented fields are defined here. + */ + +/* As with the interrupt register, we have two classes of timer registers + * which are per-cpu and master. Per-cpu timers only hit that cpu and are + * only level 14 ticks, master timer hits all cpus and is level 10. + */ + +#define SUN4M_PRM_CNT_L 0x80000000 +#define SUN4M_PRM_CNT_LVALUE 0x7FFFFC00 + +struct sun4m_timer_percpu_info { + __volatile__ unsigned int l14_timer_limit; /* Initial value is 0x009c4000 */ + __volatile__ unsigned int l14_cur_count; + + /* This register appears to be write only and/or inaccessible + * on Uni-Processor sun4m machines. + */ + __volatile__ unsigned int l14_limit_noclear; /* Data access error is here */ + + __volatile__ unsigned int cntrl; /* =1 after POST on Aurora */ + __volatile__ unsigned char space[PAGE_SIZE - 16]; +}; + +struct sun4m_timer_regs { + struct sun4m_timer_percpu_info cpu_timers[SUN4M_NCPUS]; + volatile unsigned int l10_timer_limit; + volatile unsigned int l10_cur_count; + + /* Again, this appears to be write only and/or inaccessible + * on uni-processor sun4m machines. + */ + volatile unsigned int l10_limit_noclear; + + /* This register too, it must be magic. */ + volatile unsigned int foobar; + + volatile unsigned int cfg; /* equals zero at boot time... */ +}; + +#define SUN4D_PRM_CNT_L 0x80000000 +#define SUN4D_PRM_CNT_LVALUE 0x7FFFFC00 + +struct sun4d_timer_regs { + volatile unsigned int l10_timer_limit; + volatile unsigned int l10_cur_countx; + volatile unsigned int l10_limit_noclear; + volatile unsigned int ctrl; + volatile unsigned int l10_cur_count; +}; + +extern struct sun4d_timer_regs *sun4d_timers; + +extern __volatile__ unsigned int *master_l10_counter; +extern __volatile__ unsigned int *master_l10_limit; + +/* FIXME: Make do_[gs]ettimeofday btfixup calls */ +BTFIXUPDEF_CALL(int, bus_do_settimeofday, struct timespec *tv) +#define bus_do_settimeofday(tv) BTFIXUP_CALL(bus_do_settimeofday)(tv) + +#endif /* !(_SPARC_TIMER_H) */ diff --git a/arch/sparc/include/asm/timer_64.h b/arch/sparc/include/asm/timer_64.h new file mode 100644 index 0000000..5b779fd --- /dev/null +++ b/arch/sparc/include/asm/timer_64.h @@ -0,0 +1,30 @@ +/* timer.h: System timer definitions for sun5. + * + * Copyright (C) 1997, 2008 David S. Miller (davem@davemloft.net) + */ + +#ifndef _SPARC64_TIMER_H +#define _SPARC64_TIMER_H + +#include <linux/types.h> +#include <linux/init.h> + +struct sparc64_tick_ops { + unsigned long (*get_tick)(void); + int (*add_compare)(unsigned long); + unsigned long softint_mask; + void (*disable_irq)(void); + + void (*init_tick)(void); + unsigned long (*add_tick)(unsigned long); + + char *name; +}; + +extern struct sparc64_tick_ops *tick_ops; + +extern unsigned long sparc64_get_clock_tick(unsigned int cpu); +extern void __devinit setup_sparc64_timer(void); +extern void __init time_init(void); + +#endif /* _SPARC64_TIMER_H */ diff --git a/arch/sparc/include/asm/timex.h b/arch/sparc/include/asm/timex.h new file mode 100644 index 0000000..70cc37b --- /dev/null +++ b/arch/sparc/include/asm/timex.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_TIMEX_H +#define ___ASM_SPARC_TIMEX_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/timex_64.h> +#else +#include <asm/timex_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/timex_32.h b/arch/sparc/include/asm/timex_32.h new file mode 100644 index 0000000..b6ccdb0 --- /dev/null +++ b/arch/sparc/include/asm/timex_32.h @@ -0,0 +1,15 @@ +/* + * linux/include/asm/timex.h + * + * sparc architecture timex specifications + */ +#ifndef _ASMsparc_TIMEX_H +#define _ASMsparc_TIMEX_H + +#define CLOCK_TICK_RATE 1193180 /* Underlying HZ */ + +/* XXX Maybe do something better at some point... -DaveM */ +typedef unsigned long cycles_t; +#define get_cycles() (0) + +#endif diff --git a/arch/sparc/include/asm/timex_64.h b/arch/sparc/include/asm/timex_64.h new file mode 100644 index 0000000..18b30bc --- /dev/null +++ b/arch/sparc/include/asm/timex_64.h @@ -0,0 +1,19 @@ +/* + * linux/include/asm/timex.h + * + * sparc64 architecture timex specifications + */ +#ifndef _ASMsparc64_TIMEX_H +#define _ASMsparc64_TIMEX_H + +#include <asm/timer.h> + +#define CLOCK_TICK_RATE 1193180 /* Underlying HZ */ + +/* Getting on the cycle counter on sparc64. */ +typedef unsigned long cycles_t; +#define get_cycles() tick_ops->get_tick() + +#define ARCH_HAS_READ_CURRENT_TIMER + +#endif diff --git a/arch/sparc/include/asm/tlb.h b/arch/sparc/include/asm/tlb.h new file mode 100644 index 0000000..92d0393 --- /dev/null +++ b/arch/sparc/include/asm/tlb.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_TLB_H +#define ___ASM_SPARC_TLB_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/tlb_64.h> +#else +#include <asm/tlb_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/tlb_32.h b/arch/sparc/include/asm/tlb_32.h new file mode 100644 index 0000000..6d02d1c --- /dev/null +++ b/arch/sparc/include/asm/tlb_32.h @@ -0,0 +1,24 @@ +#ifndef _SPARC_TLB_H +#define _SPARC_TLB_H + +#define tlb_start_vma(tlb, vma) \ +do { \ + flush_cache_range(vma, vma->vm_start, vma->vm_end); \ +} while (0) + +#define tlb_end_vma(tlb, vma) \ +do { \ + flush_tlb_range(vma, vma->vm_start, vma->vm_end); \ +} while (0) + +#define __tlb_remove_tlb_entry(tlb, pte, address) \ + do { } while (0) + +#define tlb_flush(tlb) \ +do { \ + flush_tlb_mm((tlb)->mm); \ +} while (0) + +#include <asm-generic/tlb.h> + +#endif /* _SPARC_TLB_H */ diff --git a/arch/sparc/include/asm/tlb_64.h b/arch/sparc/include/asm/tlb_64.h new file mode 100644 index 0000000..ec81cde --- /dev/null +++ b/arch/sparc/include/asm/tlb_64.h @@ -0,0 +1,111 @@ +#ifndef _SPARC64_TLB_H +#define _SPARC64_TLB_H + +#include <linux/swap.h> +#include <linux/pagemap.h> +#include <asm/pgalloc.h> +#include <asm/tlbflush.h> +#include <asm/mmu_context.h> + +#define TLB_BATCH_NR 192 + +/* + * For UP we don't need to worry about TLB flush + * and page free order so much.. + */ +#ifdef CONFIG_SMP + #define FREE_PTE_NR 506 + #define tlb_fast_mode(bp) ((bp)->pages_nr == ~0U) +#else + #define FREE_PTE_NR 1 + #define tlb_fast_mode(bp) 1 +#endif + +struct mmu_gather { + struct mm_struct *mm; + unsigned int pages_nr; + unsigned int need_flush; + unsigned int fullmm; + unsigned int tlb_nr; + unsigned long vaddrs[TLB_BATCH_NR]; + struct page *pages[FREE_PTE_NR]; +}; + +DECLARE_PER_CPU(struct mmu_gather, mmu_gathers); + +#ifdef CONFIG_SMP +extern void smp_flush_tlb_pending(struct mm_struct *, + unsigned long, unsigned long *); +#endif + +extern void __flush_tlb_pending(unsigned long, unsigned long, unsigned long *); +extern void flush_tlb_pending(void); + +static inline struct mmu_gather *tlb_gather_mmu(struct mm_struct *mm, unsigned int full_mm_flush) +{ + struct mmu_gather *mp = &get_cpu_var(mmu_gathers); + + BUG_ON(mp->tlb_nr); + + mp->mm = mm; + mp->pages_nr = num_online_cpus() > 1 ? 0U : ~0U; + mp->fullmm = full_mm_flush; + + return mp; +} + + +static inline void tlb_flush_mmu(struct mmu_gather *mp) +{ + if (mp->need_flush) { + free_pages_and_swap_cache(mp->pages, mp->pages_nr); + mp->pages_nr = 0; + mp->need_flush = 0; + } + +} + +#ifdef CONFIG_SMP +extern void smp_flush_tlb_mm(struct mm_struct *mm); +#define do_flush_tlb_mm(mm) smp_flush_tlb_mm(mm) +#else +#define do_flush_tlb_mm(mm) __flush_tlb_mm(CTX_HWBITS(mm->context), SECONDARY_CONTEXT) +#endif + +static inline void tlb_finish_mmu(struct mmu_gather *mp, unsigned long start, unsigned long end) +{ + tlb_flush_mmu(mp); + + if (mp->fullmm) + mp->fullmm = 0; + else + flush_tlb_pending(); + + /* keep the page table cache within bounds */ + check_pgt_cache(); + + put_cpu_var(mmu_gathers); +} + +static inline void tlb_remove_page(struct mmu_gather *mp, struct page *page) +{ + if (tlb_fast_mode(mp)) { + free_page_and_swap_cache(page); + return; + } + mp->need_flush = 1; + mp->pages[mp->pages_nr++] = page; + if (mp->pages_nr >= FREE_PTE_NR) + tlb_flush_mmu(mp); +} + +#define tlb_remove_tlb_entry(mp,ptep,addr) do { } while (0) +#define pte_free_tlb(mp, ptepage) pte_free((mp)->mm, ptepage) +#define pmd_free_tlb(mp, pmdp) pmd_free((mp)->mm, pmdp) +#define pud_free_tlb(tlb,pudp) __pud_free_tlb(tlb,pudp) + +#define tlb_migrate_finish(mm) do { } while (0) +#define tlb_start_vma(tlb, vma) do { } while (0) +#define tlb_end_vma(tlb, vma) do { } while (0) + +#endif /* _SPARC64_TLB_H */ diff --git a/arch/sparc/include/asm/tlbflush.h b/arch/sparc/include/asm/tlbflush.h new file mode 100644 index 0000000..2c9629f --- /dev/null +++ b/arch/sparc/include/asm/tlbflush.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_TLBFLUSH_H +#define ___ASM_SPARC_TLBFLUSH_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/tlbflush_64.h> +#else +#include <asm/tlbflush_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/tlbflush_32.h b/arch/sparc/include/asm/tlbflush_32.h new file mode 100644 index 0000000..fe0a71a --- /dev/null +++ b/arch/sparc/include/asm/tlbflush_32.h @@ -0,0 +1,60 @@ +#ifndef _SPARC_TLBFLUSH_H +#define _SPARC_TLBFLUSH_H + +#include <linux/mm.h> +// #include <asm/processor.h> + +/* + * TLB flushing: + * + * - flush_tlb() flushes the current mm struct TLBs XXX Exists? + * - flush_tlb_all() flushes all processes TLBs + * - flush_tlb_mm(mm) flushes the specified mm context TLB's + * - flush_tlb_page(vma, vmaddr) flushes one page + * - flush_tlb_range(vma, start, end) flushes a range of pages + * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages + */ + +#ifdef CONFIG_SMP + +BTFIXUPDEF_CALL(void, local_flush_tlb_all, void) +BTFIXUPDEF_CALL(void, local_flush_tlb_mm, struct mm_struct *) +BTFIXUPDEF_CALL(void, local_flush_tlb_range, struct vm_area_struct *, unsigned long, unsigned long) +BTFIXUPDEF_CALL(void, local_flush_tlb_page, struct vm_area_struct *, unsigned long) + +#define local_flush_tlb_all() BTFIXUP_CALL(local_flush_tlb_all)() +#define local_flush_tlb_mm(mm) BTFIXUP_CALL(local_flush_tlb_mm)(mm) +#define local_flush_tlb_range(vma,start,end) BTFIXUP_CALL(local_flush_tlb_range)(vma,start,end) +#define local_flush_tlb_page(vma,addr) BTFIXUP_CALL(local_flush_tlb_page)(vma,addr) + +extern void smp_flush_tlb_all(void); +extern void smp_flush_tlb_mm(struct mm_struct *mm); +extern void smp_flush_tlb_range(struct vm_area_struct *vma, + unsigned long start, + unsigned long end); +extern void smp_flush_tlb_page(struct vm_area_struct *mm, unsigned long page); + +#endif /* CONFIG_SMP */ + +BTFIXUPDEF_CALL(void, flush_tlb_all, void) +BTFIXUPDEF_CALL(void, flush_tlb_mm, struct mm_struct *) +BTFIXUPDEF_CALL(void, flush_tlb_range, struct vm_area_struct *, unsigned long, unsigned long) +BTFIXUPDEF_CALL(void, flush_tlb_page, struct vm_area_struct *, unsigned long) + +#define flush_tlb_all() BTFIXUP_CALL(flush_tlb_all)() +#define flush_tlb_mm(mm) BTFIXUP_CALL(flush_tlb_mm)(mm) +#define flush_tlb_range(vma,start,end) BTFIXUP_CALL(flush_tlb_range)(vma,start,end) +#define flush_tlb_page(vma,addr) BTFIXUP_CALL(flush_tlb_page)(vma,addr) + +// #define flush_tlb() flush_tlb_mm(current->active_mm) /* XXX Sure? */ + +/* + * This is a kludge, until I know better. --zaitcev XXX + */ +static inline void flush_tlb_kernel_range(unsigned long start, + unsigned long end) +{ + flush_tlb_all(); +} + +#endif /* _SPARC_TLBFLUSH_H */ diff --git a/arch/sparc/include/asm/tlbflush_64.h b/arch/sparc/include/asm/tlbflush_64.h new file mode 100644 index 0000000..fbb675d --- /dev/null +++ b/arch/sparc/include/asm/tlbflush_64.h @@ -0,0 +1,44 @@ +#ifndef _SPARC64_TLBFLUSH_H +#define _SPARC64_TLBFLUSH_H + +#include <linux/mm.h> +#include <asm/mmu_context.h> + +/* TSB flush operations. */ +struct mmu_gather; +extern void flush_tsb_kernel_range(unsigned long start, unsigned long end); +extern void flush_tsb_user(struct mmu_gather *mp); + +/* TLB flush operations. */ + +extern void flush_tlb_pending(void); + +#define flush_tlb_range(vma,start,end) \ + do { (void)(start); flush_tlb_pending(); } while (0) +#define flush_tlb_page(vma,addr) flush_tlb_pending() +#define flush_tlb_mm(mm) flush_tlb_pending() + +/* Local cpu only. */ +extern void __flush_tlb_all(void); + +extern void __flush_tlb_kernel_range(unsigned long start, unsigned long end); + +#ifndef CONFIG_SMP + +#define flush_tlb_kernel_range(start,end) \ +do { flush_tsb_kernel_range(start,end); \ + __flush_tlb_kernel_range(start,end); \ +} while (0) + +#else /* CONFIG_SMP */ + +extern void smp_flush_tlb_kernel_range(unsigned long start, unsigned long end); + +#define flush_tlb_kernel_range(start, end) \ +do { flush_tsb_kernel_range(start,end); \ + smp_flush_tlb_kernel_range(start, end); \ +} while (0) + +#endif /* ! CONFIG_SMP */ + +#endif /* _SPARC64_TLBFLUSH_H */ diff --git a/arch/sparc/include/asm/topology.h b/arch/sparc/include/asm/topology.h new file mode 100644 index 0000000..ee4f191 --- /dev/null +++ b/arch/sparc/include/asm/topology.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_TOPOLOGY_H +#define ___ASM_SPARC_TOPOLOGY_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/topology_64.h> +#else +#include <asm/topology_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/topology_32.h b/arch/sparc/include/asm/topology_32.h new file mode 100644 index 0000000..ee5ac9c --- /dev/null +++ b/arch/sparc/include/asm/topology_32.h @@ -0,0 +1,6 @@ +#ifndef _ASM_SPARC_TOPOLOGY_H +#define _ASM_SPARC_TOPOLOGY_H + +#include <asm-generic/topology.h> + +#endif /* _ASM_SPARC_TOPOLOGY_H */ diff --git a/arch/sparc/include/asm/topology_64.h b/arch/sparc/include/asm/topology_64.h new file mode 100644 index 0000000..001c040 --- /dev/null +++ b/arch/sparc/include/asm/topology_64.h @@ -0,0 +1,86 @@ +#ifndef _ASM_SPARC64_TOPOLOGY_H +#define _ASM_SPARC64_TOPOLOGY_H + +#ifdef CONFIG_NUMA + +#include <asm/mmzone.h> + +static inline int cpu_to_node(int cpu) +{ + return numa_cpu_lookup_table[cpu]; +} + +#define parent_node(node) (node) + +static inline cpumask_t node_to_cpumask(int node) +{ + return numa_cpumask_lookup_table[node]; +} + +/* Returns a pointer to the cpumask of CPUs on Node 'node'. */ +#define node_to_cpumask_ptr(v, node) \ + cpumask_t *v = &(numa_cpumask_lookup_table[node]) + +#define node_to_cpumask_ptr_next(v, node) \ + v = &(numa_cpumask_lookup_table[node]) + +static inline int node_to_first_cpu(int node) +{ + cpumask_t tmp; + tmp = node_to_cpumask(node); + return first_cpu(tmp); +} + +struct pci_bus; +#ifdef CONFIG_PCI +extern int pcibus_to_node(struct pci_bus *pbus); +#else +static inline int pcibus_to_node(struct pci_bus *pbus) +{ + return -1; +} +#endif + +#define pcibus_to_cpumask(bus) \ + (pcibus_to_node(bus) == -1 ? \ + CPU_MASK_ALL : \ + node_to_cpumask(pcibus_to_node(bus))) + +#define SD_NODE_INIT (struct sched_domain) { \ + .min_interval = 8, \ + .max_interval = 32, \ + .busy_factor = 32, \ + .imbalance_pct = 125, \ + .cache_nice_tries = 2, \ + .busy_idx = 3, \ + .idle_idx = 2, \ + .newidle_idx = 0, \ + .wake_idx = 1, \ + .forkexec_idx = 1, \ + .flags = SD_LOAD_BALANCE \ + | SD_BALANCE_FORK \ + | SD_BALANCE_EXEC \ + | SD_SERIALIZE \ + | SD_WAKE_BALANCE, \ + .last_balance = jiffies, \ + .balance_interval = 1, \ +} + +#else /* CONFIG_NUMA */ + +#include <asm-generic/topology.h> + +#endif /* !(CONFIG_NUMA) */ + +#ifdef CONFIG_SMP +#define topology_physical_package_id(cpu) (cpu_data(cpu).proc_id) +#define topology_core_id(cpu) (cpu_data(cpu).core_id) +#define topology_core_siblings(cpu) (cpu_core_map[cpu]) +#define topology_thread_siblings(cpu) (per_cpu(cpu_sibling_map, cpu)) +#define mc_capable() (sparc64_multi_core) +#define smt_capable() (sparc64_multi_core) +#endif /* CONFIG_SMP */ + +#define cpu_coregroup_map(cpu) (cpu_core_map[cpu]) + +#endif /* _ASM_SPARC64_TOPOLOGY_H */ diff --git a/arch/sparc/include/asm/traps.h b/arch/sparc/include/asm/traps.h new file mode 100644 index 0000000..bebdbf8 --- /dev/null +++ b/arch/sparc/include/asm/traps.h @@ -0,0 +1,140 @@ +/* + * traps.h: Format of entries for the Sparc trap table. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_TRAPS_H +#define _SPARC_TRAPS_H + +#define NUM_SPARC_TRAPS 255 + +#ifndef __ASSEMBLY__ + +/* This is for V8 compliant Sparc CPUS */ +struct tt_entry { + unsigned long inst_one; + unsigned long inst_two; + unsigned long inst_three; + unsigned long inst_four; +}; + +/* We set this to _start in system setup. */ +extern struct tt_entry *sparc_ttable; + +static inline unsigned long get_tbr(void) +{ + unsigned long tbr; + + __asm__ __volatile__("rd %%tbr, %0\n\t" : "=r" (tbr)); + return tbr; +} + +#endif /* !(__ASSEMBLY__) */ + +/* For patching the trap table at boot time, we need to know how to + * form various common Sparc instructions. Thus these macros... + */ + +#define SPARC_MOV_CONST_L3(const) (0xa6102000 | (const&0xfff)) + +/* The following assumes that the branch lies before the place we + * are branching to. This is the case for a trap vector... + * You have been warned. + */ +#define SPARC_BRANCH(dest_addr, inst_addr) \ + (0x10800000 | (((dest_addr-inst_addr)>>2)&0x3fffff)) + +#define SPARC_RD_PSR_L0 (0xa1480000) +#define SPARC_RD_WIM_L3 (0xa7500000) +#define SPARC_NOP (0x01000000) + +/* Various interesting trap levels. */ +/* First, hardware traps. */ +#define SP_TRAP_TFLT 0x1 /* Text fault */ +#define SP_TRAP_II 0x2 /* Illegal Instruction */ +#define SP_TRAP_PI 0x3 /* Privileged Instruction */ +#define SP_TRAP_FPD 0x4 /* Floating Point Disabled */ +#define SP_TRAP_WOVF 0x5 /* Window Overflow */ +#define SP_TRAP_WUNF 0x6 /* Window Underflow */ +#define SP_TRAP_MNA 0x7 /* Memory Address Unaligned */ +#define SP_TRAP_FPE 0x8 /* Floating Point Exception */ +#define SP_TRAP_DFLT 0x9 /* Data Fault */ +#define SP_TRAP_TOF 0xa /* Tag Overflow */ +#define SP_TRAP_WDOG 0xb /* Watchpoint Detected */ +#define SP_TRAP_IRQ1 0x11 /* IRQ level 1 */ +#define SP_TRAP_IRQ2 0x12 /* IRQ level 2 */ +#define SP_TRAP_IRQ3 0x13 /* IRQ level 3 */ +#define SP_TRAP_IRQ4 0x14 /* IRQ level 4 */ +#define SP_TRAP_IRQ5 0x15 /* IRQ level 5 */ +#define SP_TRAP_IRQ6 0x16 /* IRQ level 6 */ +#define SP_TRAP_IRQ7 0x17 /* IRQ level 7 */ +#define SP_TRAP_IRQ8 0x18 /* IRQ level 8 */ +#define SP_TRAP_IRQ9 0x19 /* IRQ level 9 */ +#define SP_TRAP_IRQ10 0x1a /* IRQ level 10 */ +#define SP_TRAP_IRQ11 0x1b /* IRQ level 11 */ +#define SP_TRAP_IRQ12 0x1c /* IRQ level 12 */ +#define SP_TRAP_IRQ13 0x1d /* IRQ level 13 */ +#define SP_TRAP_IRQ14 0x1e /* IRQ level 14 */ +#define SP_TRAP_IRQ15 0x1f /* IRQ level 15 Non-maskable */ +#define SP_TRAP_RACC 0x20 /* Register Access Error ??? */ +#define SP_TRAP_IACC 0x21 /* Instruction Access Error */ +#define SP_TRAP_CPDIS 0x24 /* Co-Processor Disabled */ +#define SP_TRAP_BADFL 0x25 /* Unimplemented Flush Instruction */ +#define SP_TRAP_CPEXP 0x28 /* Co-Processor Exception */ +#define SP_TRAP_DACC 0x29 /* Data Access Error */ +#define SP_TRAP_DIVZ 0x2a /* Divide By Zero */ +#define SP_TRAP_DSTORE 0x2b /* Data Store Error ??? */ +#define SP_TRAP_DMM 0x2c /* Data Access MMU Miss ??? */ +#define SP_TRAP_IMM 0x3c /* Instruction Access MMU Miss ??? */ + +/* Now the Software Traps... */ +#define SP_TRAP_SUNOS 0x80 /* SunOS System Call */ +#define SP_TRAP_SBPT 0x81 /* Software Breakpoint */ +#define SP_TRAP_SDIVZ 0x82 /* Software Divide-by-Zero trap */ +#define SP_TRAP_FWIN 0x83 /* Flush Windows */ +#define SP_TRAP_CWIN 0x84 /* Clean Windows */ +#define SP_TRAP_RCHK 0x85 /* Range Check */ +#define SP_TRAP_FUNA 0x86 /* Fix Unaligned Access */ +#define SP_TRAP_IOWFL 0x87 /* Integer Overflow */ +#define SP_TRAP_SOLARIS 0x88 /* Solaris System Call */ +#define SP_TRAP_NETBSD 0x89 /* NetBSD System Call */ +#define SP_TRAP_LINUX 0x90 /* Linux System Call */ + +/* Names used for compatibility with SunOS */ +#define ST_SYSCALL 0x00 +#define ST_BREAKPOINT 0x01 +#define ST_DIV0 0x02 +#define ST_FLUSH_WINDOWS 0x03 +#define ST_CLEAN_WINDOWS 0x04 +#define ST_RANGE_CHECK 0x05 +#define ST_FIX_ALIGN 0x06 +#define ST_INT_OVERFLOW 0x07 + +/* Special traps... */ +#define SP_TRAP_KBPT1 0xfe /* KADB/PROM Breakpoint one */ +#define SP_TRAP_KBPT2 0xff /* KADB/PROM Breakpoint two */ + +/* Handy Macros */ +/* Is this a trap we never expect to get? */ +#define BAD_TRAP_P(level) \ + ((level > SP_TRAP_WDOG && level < SP_TRAP_IRQ1) || \ + (level > SP_TRAP_IACC && level < SP_TRAP_CPDIS) || \ + (level > SP_TRAP_BADFL && level < SP_TRAP_CPEXP) || \ + (level > SP_TRAP_DMM && level < SP_TRAP_IMM) || \ + (level > SP_TRAP_IMM && level < SP_TRAP_SUNOS) || \ + (level > SP_TRAP_LINUX && level < SP_TRAP_KBPT1)) + +/* Is this a Hardware trap? */ +#define HW_TRAP_P(level) ((level > 0) && (level < SP_TRAP_SUNOS)) + +/* Is this a Software trap? */ +#define SW_TRAP_P(level) ((level >= SP_TRAP_SUNOS) && (level <= SP_TRAP_KBPT2)) + +/* Is this a system call for some OS we know about? */ +#define SCALL_TRAP_P(level) ((level == SP_TRAP_SUNOS) || \ + (level == SP_TRAP_SOLARIS) || \ + (level == SP_TRAP_NETBSD) || \ + (level == SP_TRAP_LINUX)) + +#endif /* !(_SPARC_TRAPS_H) */ diff --git a/arch/sparc/include/asm/tsb.h b/arch/sparc/include/asm/tsb.h new file mode 100644 index 0000000..76e4299 --- /dev/null +++ b/arch/sparc/include/asm/tsb.h @@ -0,0 +1,283 @@ +#ifndef _SPARC64_TSB_H +#define _SPARC64_TSB_H + +/* The sparc64 TSB is similar to the powerpc hashtables. It's a + * power-of-2 sized table of TAG/PTE pairs. The cpu precomputes + * pointers into this table for 8K and 64K page sizes, and also a + * comparison TAG based upon the virtual address and context which + * faults. + * + * TLB miss trap handler software does the actual lookup via something + * of the form: + * + * ldxa [%g0] ASI_{D,I}MMU_TSB_8KB_PTR, %g1 + * ldxa [%g0] ASI_{D,I}MMU, %g6 + * sllx %g6, 22, %g6 + * srlx %g6, 22, %g6 + * ldda [%g1] ASI_NUCLEUS_QUAD_LDD, %g4 + * cmp %g4, %g6 + * bne,pn %xcc, tsb_miss_{d,i}tlb + * mov FAULT_CODE_{D,I}TLB, %g3 + * stxa %g5, [%g0] ASI_{D,I}TLB_DATA_IN + * retry + * + * + * Each 16-byte slot of the TSB is the 8-byte tag and then the 8-byte + * PTE. The TAG is of the same layout as the TLB TAG TARGET mmu + * register which is: + * + * ------------------------------------------------- + * | - | CONTEXT | - | VADDR bits 63:22 | + * ------------------------------------------------- + * 63 61 60 48 47 42 41 0 + * + * But actually, since we use per-mm TSB's, we zero out the CONTEXT + * field. + * + * Like the powerpc hashtables we need to use locking in order to + * synchronize while we update the entries. PTE updates need locking + * as well. + * + * We need to carefully choose a lock bits for the TSB entry. We + * choose to use bit 47 in the tag. Also, since we never map anything + * at page zero in context zero, we use zero as an invalid tag entry. + * When the lock bit is set, this forces a tag comparison failure. + */ + +#define TSB_TAG_LOCK_BIT 47 +#define TSB_TAG_LOCK_HIGH (1 << (TSB_TAG_LOCK_BIT - 32)) + +#define TSB_TAG_INVALID_BIT 46 +#define TSB_TAG_INVALID_HIGH (1 << (TSB_TAG_INVALID_BIT - 32)) + +#define TSB_MEMBAR membar #StoreStore + +/* Some cpus support physical address quad loads. We want to use + * those if possible so we don't need to hard-lock the TSB mapping + * into the TLB. We encode some instruction patching in order to + * support this. + * + * The kernel TSB is locked into the TLB by virtue of being in the + * kernel image, so we don't play these games for swapper_tsb access. + */ +#ifndef __ASSEMBLY__ +struct tsb_ldquad_phys_patch_entry { + unsigned int addr; + unsigned int sun4u_insn; + unsigned int sun4v_insn; +}; +extern struct tsb_ldquad_phys_patch_entry __tsb_ldquad_phys_patch, + __tsb_ldquad_phys_patch_end; + +struct tsb_phys_patch_entry { + unsigned int addr; + unsigned int insn; +}; +extern struct tsb_phys_patch_entry __tsb_phys_patch, __tsb_phys_patch_end; +#endif +#define TSB_LOAD_QUAD(TSB, REG) \ +661: ldda [TSB] ASI_NUCLEUS_QUAD_LDD, REG; \ + .section .tsb_ldquad_phys_patch, "ax"; \ + .word 661b; \ + ldda [TSB] ASI_QUAD_LDD_PHYS, REG; \ + ldda [TSB] ASI_QUAD_LDD_PHYS_4V, REG; \ + .previous + +#define TSB_LOAD_TAG_HIGH(TSB, REG) \ +661: lduwa [TSB] ASI_N, REG; \ + .section .tsb_phys_patch, "ax"; \ + .word 661b; \ + lduwa [TSB] ASI_PHYS_USE_EC, REG; \ + .previous + +#define TSB_LOAD_TAG(TSB, REG) \ +661: ldxa [TSB] ASI_N, REG; \ + .section .tsb_phys_patch, "ax"; \ + .word 661b; \ + ldxa [TSB] ASI_PHYS_USE_EC, REG; \ + .previous + +#define TSB_CAS_TAG_HIGH(TSB, REG1, REG2) \ +661: casa [TSB] ASI_N, REG1, REG2; \ + .section .tsb_phys_patch, "ax"; \ + .word 661b; \ + casa [TSB] ASI_PHYS_USE_EC, REG1, REG2; \ + .previous + +#define TSB_CAS_TAG(TSB, REG1, REG2) \ +661: casxa [TSB] ASI_N, REG1, REG2; \ + .section .tsb_phys_patch, "ax"; \ + .word 661b; \ + casxa [TSB] ASI_PHYS_USE_EC, REG1, REG2; \ + .previous + +#define TSB_STORE(ADDR, VAL) \ +661: stxa VAL, [ADDR] ASI_N; \ + .section .tsb_phys_patch, "ax"; \ + .word 661b; \ + stxa VAL, [ADDR] ASI_PHYS_USE_EC; \ + .previous + +#define TSB_LOCK_TAG(TSB, REG1, REG2) \ +99: TSB_LOAD_TAG_HIGH(TSB, REG1); \ + sethi %hi(TSB_TAG_LOCK_HIGH), REG2;\ + andcc REG1, REG2, %g0; \ + bne,pn %icc, 99b; \ + nop; \ + TSB_CAS_TAG_HIGH(TSB, REG1, REG2); \ + cmp REG1, REG2; \ + bne,pn %icc, 99b; \ + nop; \ + TSB_MEMBAR + +#define TSB_WRITE(TSB, TTE, TAG) \ + add TSB, 0x8, TSB; \ + TSB_STORE(TSB, TTE); \ + sub TSB, 0x8, TSB; \ + TSB_MEMBAR; \ + TSB_STORE(TSB, TAG); + +#define KTSB_LOAD_QUAD(TSB, REG) \ + ldda [TSB] ASI_NUCLEUS_QUAD_LDD, REG; + +#define KTSB_STORE(ADDR, VAL) \ + stxa VAL, [ADDR] ASI_N; + +#define KTSB_LOCK_TAG(TSB, REG1, REG2) \ +99: lduwa [TSB] ASI_N, REG1; \ + sethi %hi(TSB_TAG_LOCK_HIGH), REG2;\ + andcc REG1, REG2, %g0; \ + bne,pn %icc, 99b; \ + nop; \ + casa [TSB] ASI_N, REG1, REG2;\ + cmp REG1, REG2; \ + bne,pn %icc, 99b; \ + nop; \ + TSB_MEMBAR + +#define KTSB_WRITE(TSB, TTE, TAG) \ + add TSB, 0x8, TSB; \ + stxa TTE, [TSB] ASI_N; \ + sub TSB, 0x8, TSB; \ + TSB_MEMBAR; \ + stxa TAG, [TSB] ASI_N; + + /* Do a kernel page table walk. Leaves physical PTE pointer in + * REG1. Jumps to FAIL_LABEL on early page table walk termination. + * VADDR will not be clobbered, but REG2 will. + */ +#define KERN_PGTABLE_WALK(VADDR, REG1, REG2, FAIL_LABEL) \ + sethi %hi(swapper_pg_dir), REG1; \ + or REG1, %lo(swapper_pg_dir), REG1; \ + sllx VADDR, 64 - (PGDIR_SHIFT + PGDIR_BITS), REG2; \ + srlx REG2, 64 - PAGE_SHIFT, REG2; \ + andn REG2, 0x3, REG2; \ + lduw [REG1 + REG2], REG1; \ + brz,pn REG1, FAIL_LABEL; \ + sllx VADDR, 64 - (PMD_SHIFT + PMD_BITS), REG2; \ + srlx REG2, 64 - PAGE_SHIFT, REG2; \ + sllx REG1, 11, REG1; \ + andn REG2, 0x3, REG2; \ + lduwa [REG1 + REG2] ASI_PHYS_USE_EC, REG1; \ + brz,pn REG1, FAIL_LABEL; \ + sllx VADDR, 64 - PMD_SHIFT, REG2; \ + srlx REG2, 64 - PAGE_SHIFT, REG2; \ + sllx REG1, 11, REG1; \ + andn REG2, 0x7, REG2; \ + add REG1, REG2, REG1; + + /* Do a user page table walk in MMU globals. Leaves physical PTE + * pointer in REG1. Jumps to FAIL_LABEL on early page table walk + * termination. Physical base of page tables is in PHYS_PGD which + * will not be modified. + * + * VADDR will not be clobbered, but REG1 and REG2 will. + */ +#define USER_PGTABLE_WALK_TL1(VADDR, PHYS_PGD, REG1, REG2, FAIL_LABEL) \ + sllx VADDR, 64 - (PGDIR_SHIFT + PGDIR_BITS), REG2; \ + srlx REG2, 64 - PAGE_SHIFT, REG2; \ + andn REG2, 0x3, REG2; \ + lduwa [PHYS_PGD + REG2] ASI_PHYS_USE_EC, REG1; \ + brz,pn REG1, FAIL_LABEL; \ + sllx VADDR, 64 - (PMD_SHIFT + PMD_BITS), REG2; \ + srlx REG2, 64 - PAGE_SHIFT, REG2; \ + sllx REG1, 11, REG1; \ + andn REG2, 0x3, REG2; \ + lduwa [REG1 + REG2] ASI_PHYS_USE_EC, REG1; \ + brz,pn REG1, FAIL_LABEL; \ + sllx VADDR, 64 - PMD_SHIFT, REG2; \ + srlx REG2, 64 - PAGE_SHIFT, REG2; \ + sllx REG1, 11, REG1; \ + andn REG2, 0x7, REG2; \ + add REG1, REG2, REG1; + +/* Lookup a OBP mapping on VADDR in the prom_trans[] table at TL>0. + * If no entry is found, FAIL_LABEL will be branched to. On success + * the resulting PTE value will be left in REG1. VADDR is preserved + * by this routine. + */ +#define OBP_TRANS_LOOKUP(VADDR, REG1, REG2, REG3, FAIL_LABEL) \ + sethi %hi(prom_trans), REG1; \ + or REG1, %lo(prom_trans), REG1; \ +97: ldx [REG1 + 0x00], REG2; \ + brz,pn REG2, FAIL_LABEL; \ + nop; \ + ldx [REG1 + 0x08], REG3; \ + add REG2, REG3, REG3; \ + cmp REG2, VADDR; \ + bgu,pt %xcc, 98f; \ + cmp VADDR, REG3; \ + bgeu,pt %xcc, 98f; \ + ldx [REG1 + 0x10], REG3; \ + sub VADDR, REG2, REG2; \ + ba,pt %xcc, 99f; \ + add REG3, REG2, REG1; \ +98: ba,pt %xcc, 97b; \ + add REG1, (3 * 8), REG1; \ +99: + + /* We use a 32K TSB for the whole kernel, this allows to + * handle about 16MB of modules and vmalloc mappings without + * incurring many hash conflicts. + */ +#define KERNEL_TSB_SIZE_BYTES (32 * 1024) +#define KERNEL_TSB_NENTRIES \ + (KERNEL_TSB_SIZE_BYTES / 16) +#define KERNEL_TSB4M_NENTRIES 4096 + + /* Do a kernel TSB lookup at tl>0 on VADDR+TAG, branch to OK_LABEL + * on TSB hit. REG1, REG2, REG3, and REG4 are used as temporaries + * and the found TTE will be left in REG1. REG3 and REG4 must + * be an even/odd pair of registers. + * + * VADDR and TAG will be preserved and not clobbered by this macro. + */ +#define KERN_TSB_LOOKUP_TL1(VADDR, TAG, REG1, REG2, REG3, REG4, OK_LABEL) \ + sethi %hi(swapper_tsb), REG1; \ + or REG1, %lo(swapper_tsb), REG1; \ + srlx VADDR, PAGE_SHIFT, REG2; \ + and REG2, (KERNEL_TSB_NENTRIES - 1), REG2; \ + sllx REG2, 4, REG2; \ + add REG1, REG2, REG2; \ + KTSB_LOAD_QUAD(REG2, REG3); \ + cmp REG3, TAG; \ + be,a,pt %xcc, OK_LABEL; \ + mov REG4, REG1; + +#ifndef CONFIG_DEBUG_PAGEALLOC + /* This version uses a trick, the TAG is already (VADDR >> 22) so + * we can make use of that for the index computation. + */ +#define KERN_TSB4M_LOOKUP_TL1(TAG, REG1, REG2, REG3, REG4, OK_LABEL) \ + sethi %hi(swapper_4m_tsb), REG1; \ + or REG1, %lo(swapper_4m_tsb), REG1; \ + and TAG, (KERNEL_TSB4M_NENTRIES - 1), REG2; \ + sllx REG2, 4, REG2; \ + add REG1, REG2, REG2; \ + KTSB_LOAD_QUAD(REG2, REG3); \ + cmp REG3, TAG; \ + be,a,pt %xcc, OK_LABEL; \ + mov REG4, REG1; +#endif + +#endif /* !(_SPARC64_TSB_H) */ diff --git a/arch/sparc/include/asm/tsunami.h b/arch/sparc/include/asm/tsunami.h new file mode 100644 index 0000000..5bbd1d5 --- /dev/null +++ b/arch/sparc/include/asm/tsunami.h @@ -0,0 +1,64 @@ +/* + * tsunami.h: Module specific definitions for Tsunami V8 Sparcs + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_TSUNAMI_H +#define _SPARC_TSUNAMI_H + +#include <asm/asi.h> + +/* The MMU control register on the Tsunami: + * + * ----------------------------------------------------------------------- + * | implvers |SW|AV|DV|MV| RSV |PC|ITD|ALC| RSV |PE| RC |IE|DE|RSV|NF|ME| + * ----------------------------------------------------------------------- + * 31 24 23 22 21 20 19-18 17 16 14 13-12 11 10-9 8 7 6-2 1 0 + * + * SW: Enable Software Table Walks 0=off 1=on + * AV: Address View bit + * DV: Data View bit + * MV: Memory View bit + * PC: Parity Control + * ITD: ITBR disable + * ALC: Alternate Cacheable + * PE: Parity Enable 0=off 1=on + * RC: Refresh Control + * IE: Instruction cache Enable 0=off 1=on + * DE: Data cache Enable 0=off 1=on + * NF: No Fault, same as all other SRMMUs + * ME: MMU Enable, same as all other SRMMUs + */ + +#define TSUNAMI_SW 0x00800000 +#define TSUNAMI_AV 0x00400000 +#define TSUNAMI_DV 0x00200000 +#define TSUNAMI_MV 0x00100000 +#define TSUNAMI_PC 0x00020000 +#define TSUNAMI_ITD 0x00010000 +#define TSUNAMI_ALC 0x00008000 +#define TSUNAMI_PE 0x00001000 +#define TSUNAMI_RCMASK 0x00000C00 +#define TSUNAMI_IENAB 0x00000200 +#define TSUNAMI_DENAB 0x00000100 +#define TSUNAMI_NF 0x00000002 +#define TSUNAMI_ME 0x00000001 + +static inline void tsunami_flush_icache(void) +{ + __asm__ __volatile__("sta %%g0, [%%g0] %0\n\t" + : /* no outputs */ + : "i" (ASI_M_IC_FLCLEAR) + : "memory"); +} + +static inline void tsunami_flush_dcache(void) +{ + __asm__ __volatile__("sta %%g0, [%%g0] %0\n\t" + : /* no outputs */ + : "i" (ASI_M_DC_FLCLEAR) + : "memory"); +} + +#endif /* !(_SPARC_TSUNAMI_H) */ diff --git a/arch/sparc/include/asm/ttable.h b/arch/sparc/include/asm/ttable.h new file mode 100644 index 0000000..5708ba2 --- /dev/null +++ b/arch/sparc/include/asm/ttable.h @@ -0,0 +1,658 @@ +#ifndef _SPARC64_TTABLE_H +#define _SPARC64_TTABLE_H + +#include <asm/utrap.h> + +#ifdef __ASSEMBLY__ +#include <asm/thread_info.h> +#endif + +#define BOOT_KERNEL b sparc64_boot; nop; nop; nop; nop; nop; nop; nop; + +/* We need a "cleaned" instruction... */ +#define CLEAN_WINDOW \ + rdpr %cleanwin, %l0; add %l0, 1, %l0; \ + wrpr %l0, 0x0, %cleanwin; \ + clr %o0; clr %o1; clr %o2; clr %o3; \ + clr %o4; clr %o5; clr %o6; clr %o7; \ + clr %l0; clr %l1; clr %l2; clr %l3; \ + clr %l4; clr %l5; clr %l6; clr %l7; \ + retry; \ + nop;nop;nop;nop;nop;nop;nop;nop;nop;nop;nop;nop; + +#define TRAP(routine) \ + sethi %hi(109f), %g7; \ + ba,pt %xcc, etrap; \ +109: or %g7, %lo(109b), %g7; \ + call routine; \ + add %sp, PTREGS_OFF, %o0; \ + ba,pt %xcc, rtrap; \ + nop; \ + nop; + +#define TRAP_7INSNS(routine) \ + sethi %hi(109f), %g7; \ + ba,pt %xcc, etrap; \ +109: or %g7, %lo(109b), %g7; \ + call routine; \ + add %sp, PTREGS_OFF, %o0; \ + ba,pt %xcc, rtrap; \ + nop; + +#define TRAP_SAVEFPU(routine) \ + sethi %hi(109f), %g7; \ + ba,pt %xcc, do_fptrap; \ +109: or %g7, %lo(109b), %g7; \ + call routine; \ + add %sp, PTREGS_OFF, %o0; \ + ba,pt %xcc, rtrap; \ + nop; \ + nop; + +#define TRAP_NOSAVE(routine) \ + ba,pt %xcc, routine; \ + nop; \ + nop; nop; nop; nop; nop; nop; + +#define TRAP_NOSAVE_7INSNS(routine) \ + ba,pt %xcc, routine; \ + nop; \ + nop; nop; nop; nop; nop; + +#define TRAPTL1(routine) \ + sethi %hi(109f), %g7; \ + ba,pt %xcc, etraptl1; \ +109: or %g7, %lo(109b), %g7; \ + call routine; \ + add %sp, PTREGS_OFF, %o0; \ + ba,pt %xcc, rtrap; \ + nop; \ + nop; + +#define TRAP_ARG(routine, arg) \ + sethi %hi(109f), %g7; \ + ba,pt %xcc, etrap; \ +109: or %g7, %lo(109b), %g7; \ + add %sp, PTREGS_OFF, %o0; \ + call routine; \ + mov arg, %o1; \ + ba,pt %xcc, rtrap; \ + nop; + +#define TRAPTL1_ARG(routine, arg) \ + sethi %hi(109f), %g7; \ + ba,pt %xcc, etraptl1; \ +109: or %g7, %lo(109b), %g7; \ + add %sp, PTREGS_OFF, %o0; \ + call routine; \ + mov arg, %o1; \ + ba,pt %xcc, rtrap; \ + nop; + +#define SYSCALL_TRAP(routine, systbl) \ + rdpr %pil, %g2; \ + mov TSTATE_SYSCALL, %g3; \ + sethi %hi(109f), %g7; \ + ba,pt %xcc, etrap_syscall; \ +109: or %g7, %lo(109b), %g7; \ + sethi %hi(systbl), %l7; \ + ba,pt %xcc, routine; \ + or %l7, %lo(systbl), %l7; + +#define TRAP_UTRAP(handler,lvl) \ + mov handler, %g3; \ + ba,pt %xcc, utrap_trap; \ + mov lvl, %g4; \ + nop; \ + nop; \ + nop; \ + nop; \ + nop; + +#ifdef CONFIG_COMPAT +#define LINUX_32BIT_SYSCALL_TRAP SYSCALL_TRAP(linux_sparc_syscall32, sys_call_table32) +#else +#define LINUX_32BIT_SYSCALL_TRAP BTRAP(0x110) +#endif +#define LINUX_64BIT_SYSCALL_TRAP SYSCALL_TRAP(linux_sparc_syscall, sys_call_table64) +#define GETCC_TRAP TRAP(getcc) +#define SETCC_TRAP TRAP(setcc) +#define BREAKPOINT_TRAP TRAP(breakpoint_trap) + +#ifdef CONFIG_TRACE_IRQFLAGS + +#define TRAP_IRQ(routine, level) \ + rdpr %pil, %g2; \ + wrpr %g0, 15, %pil; \ + sethi %hi(1f-4), %g7; \ + ba,pt %xcc, etrap_irq; \ + or %g7, %lo(1f-4), %g7; \ + nop; \ + nop; \ + nop; \ + .subsection 2; \ +1: call trace_hardirqs_off; \ + nop; \ + mov level, %o0; \ + call routine; \ + add %sp, PTREGS_OFF, %o1; \ + ba,a,pt %xcc, rtrap_irq; \ + .previous; + +#else + +#define TRAP_IRQ(routine, level) \ + rdpr %pil, %g2; \ + wrpr %g0, 15, %pil; \ + ba,pt %xcc, etrap_irq; \ + rd %pc, %g7; \ + mov level, %o0; \ + call routine; \ + add %sp, PTREGS_OFF, %o1; \ + ba,a,pt %xcc, rtrap_irq; + +#endif + +#define TRAP_IVEC TRAP_NOSAVE(do_ivec) + +#define BTRAP(lvl) TRAP_ARG(bad_trap, lvl) + +#define BTRAPTL1(lvl) TRAPTL1_ARG(bad_trap_tl1, lvl) + +#define FLUSH_WINDOW_TRAP \ + ba,pt %xcc, etrap; \ + rd %pc, %g7; \ + flushw; \ + ldx [%sp + PTREGS_OFF + PT_V9_TNPC], %l1; \ + add %l1, 4, %l2; \ + stx %l1, [%sp + PTREGS_OFF + PT_V9_TPC]; \ + ba,pt %xcc, rtrap; \ + stx %l2, [%sp + PTREGS_OFF + PT_V9_TNPC]; + +#ifdef CONFIG_KPROBES +#define KPROBES_TRAP(lvl) TRAP_IRQ(kprobe_trap, lvl) +#else +#define KPROBES_TRAP(lvl) TRAP_ARG(bad_trap, lvl) +#endif + +#ifdef CONFIG_KGDB +#define KGDB_TRAP(lvl) TRAP_IRQ(kgdb_trap, lvl) +#else +#define KGDB_TRAP(lvl) TRAP_ARG(bad_trap, lvl) +#endif + +#define SUN4V_ITSB_MISS \ + ldxa [%g0] ASI_SCRATCHPAD, %g2; \ + ldx [%g2 + HV_FAULT_I_ADDR_OFFSET], %g4; \ + ldx [%g2 + HV_FAULT_I_CTX_OFFSET], %g5; \ + srlx %g4, 22, %g6; \ + ba,pt %xcc, sun4v_itsb_miss; \ + nop; \ + nop; \ + nop; + +#define SUN4V_DTSB_MISS \ + ldxa [%g0] ASI_SCRATCHPAD, %g2; \ + ldx [%g2 + HV_FAULT_D_ADDR_OFFSET], %g4; \ + ldx [%g2 + HV_FAULT_D_CTX_OFFSET], %g5; \ + srlx %g4, 22, %g6; \ + ba,pt %xcc, sun4v_dtsb_miss; \ + nop; \ + nop; \ + nop; + +/* Before touching these macros, you owe it to yourself to go and + * see how arch/sparc64/kernel/winfixup.S works... -DaveM + * + * For the user cases we used to use the %asi register, but + * it turns out that the "wr xxx, %asi" costs ~5 cycles, so + * now we use immediate ASI loads and stores instead. Kudos + * to Greg Onufer for pointing out this performance anomaly. + * + * Further note that we cannot use the g2, g4, g5, and g7 alternate + * globals in the spill routines, check out the save instruction in + * arch/sparc64/kernel/etrap.S to see what I mean about g2, and + * g4/g5 are the globals which are preserved by etrap processing + * for the caller of it. The g7 register is the return pc for + * etrap. Finally, g6 is the current thread register so we cannot + * us it in the spill handlers either. Most of these rules do not + * apply to fill processing, only g6 is not usable. + */ + +/* Normal kernel spill */ +#define SPILL_0_NORMAL \ + stx %l0, [%sp + STACK_BIAS + 0x00]; \ + stx %l1, [%sp + STACK_BIAS + 0x08]; \ + stx %l2, [%sp + STACK_BIAS + 0x10]; \ + stx %l3, [%sp + STACK_BIAS + 0x18]; \ + stx %l4, [%sp + STACK_BIAS + 0x20]; \ + stx %l5, [%sp + STACK_BIAS + 0x28]; \ + stx %l6, [%sp + STACK_BIAS + 0x30]; \ + stx %l7, [%sp + STACK_BIAS + 0x38]; \ + stx %i0, [%sp + STACK_BIAS + 0x40]; \ + stx %i1, [%sp + STACK_BIAS + 0x48]; \ + stx %i2, [%sp + STACK_BIAS + 0x50]; \ + stx %i3, [%sp + STACK_BIAS + 0x58]; \ + stx %i4, [%sp + STACK_BIAS + 0x60]; \ + stx %i5, [%sp + STACK_BIAS + 0x68]; \ + stx %i6, [%sp + STACK_BIAS + 0x70]; \ + stx %i7, [%sp + STACK_BIAS + 0x78]; \ + saved; retry; nop; nop; nop; nop; nop; nop; \ + nop; nop; nop; nop; nop; nop; nop; nop; + +#define SPILL_0_NORMAL_ETRAP \ +etrap_kernel_spill: \ + stx %l0, [%sp + STACK_BIAS + 0x00]; \ + stx %l1, [%sp + STACK_BIAS + 0x08]; \ + stx %l2, [%sp + STACK_BIAS + 0x10]; \ + stx %l3, [%sp + STACK_BIAS + 0x18]; \ + stx %l4, [%sp + STACK_BIAS + 0x20]; \ + stx %l5, [%sp + STACK_BIAS + 0x28]; \ + stx %l6, [%sp + STACK_BIAS + 0x30]; \ + stx %l7, [%sp + STACK_BIAS + 0x38]; \ + stx %i0, [%sp + STACK_BIAS + 0x40]; \ + stx %i1, [%sp + STACK_BIAS + 0x48]; \ + stx %i2, [%sp + STACK_BIAS + 0x50]; \ + stx %i3, [%sp + STACK_BIAS + 0x58]; \ + stx %i4, [%sp + STACK_BIAS + 0x60]; \ + stx %i5, [%sp + STACK_BIAS + 0x68]; \ + stx %i6, [%sp + STACK_BIAS + 0x70]; \ + stx %i7, [%sp + STACK_BIAS + 0x78]; \ + saved; \ + sub %g1, 2, %g1; \ + ba,pt %xcc, etrap_save; \ + wrpr %g1, %cwp; \ + nop; nop; nop; nop; nop; nop; nop; nop; \ + nop; nop; nop; nop; + +/* Normal 64bit spill */ +#define SPILL_1_GENERIC(ASI) \ + add %sp, STACK_BIAS + 0x00, %g1; \ + stxa %l0, [%g1 + %g0] ASI; \ + mov 0x08, %g3; \ + stxa %l1, [%g1 + %g3] ASI; \ + add %g1, 0x10, %g1; \ + stxa %l2, [%g1 + %g0] ASI; \ + stxa %l3, [%g1 + %g3] ASI; \ + add %g1, 0x10, %g1; \ + stxa %l4, [%g1 + %g0] ASI; \ + stxa %l5, [%g1 + %g3] ASI; \ + add %g1, 0x10, %g1; \ + stxa %l6, [%g1 + %g0] ASI; \ + stxa %l7, [%g1 + %g3] ASI; \ + add %g1, 0x10, %g1; \ + stxa %i0, [%g1 + %g0] ASI; \ + stxa %i1, [%g1 + %g3] ASI; \ + add %g1, 0x10, %g1; \ + stxa %i2, [%g1 + %g0] ASI; \ + stxa %i3, [%g1 + %g3] ASI; \ + add %g1, 0x10, %g1; \ + stxa %i4, [%g1 + %g0] ASI; \ + stxa %i5, [%g1 + %g3] ASI; \ + add %g1, 0x10, %g1; \ + stxa %i6, [%g1 + %g0] ASI; \ + stxa %i7, [%g1 + %g3] ASI; \ + saved; \ + retry; nop; nop; \ + b,a,pt %xcc, spill_fixup_dax; \ + b,a,pt %xcc, spill_fixup_mna; \ + b,a,pt %xcc, spill_fixup; + +#define SPILL_1_GENERIC_ETRAP \ +etrap_user_spill_64bit: \ + stxa %l0, [%sp + STACK_BIAS + 0x00] %asi; \ + stxa %l1, [%sp + STACK_BIAS + 0x08] %asi; \ + stxa %l2, [%sp + STACK_BIAS + 0x10] %asi; \ + stxa %l3, [%sp + STACK_BIAS + 0x18] %asi; \ + stxa %l4, [%sp + STACK_BIAS + 0x20] %asi; \ + stxa %l5, [%sp + STACK_BIAS + 0x28] %asi; \ + stxa %l6, [%sp + STACK_BIAS + 0x30] %asi; \ + stxa %l7, [%sp + STACK_BIAS + 0x38] %asi; \ + stxa %i0, [%sp + STACK_BIAS + 0x40] %asi; \ + stxa %i1, [%sp + STACK_BIAS + 0x48] %asi; \ + stxa %i2, [%sp + STACK_BIAS + 0x50] %asi; \ + stxa %i3, [%sp + STACK_BIAS + 0x58] %asi; \ + stxa %i4, [%sp + STACK_BIAS + 0x60] %asi; \ + stxa %i5, [%sp + STACK_BIAS + 0x68] %asi; \ + stxa %i6, [%sp + STACK_BIAS + 0x70] %asi; \ + stxa %i7, [%sp + STACK_BIAS + 0x78] %asi; \ + saved; \ + sub %g1, 2, %g1; \ + ba,pt %xcc, etrap_save; \ + wrpr %g1, %cwp; \ + nop; nop; nop; nop; nop; \ + nop; nop; nop; nop; \ + ba,a,pt %xcc, etrap_spill_fixup_64bit; \ + ba,a,pt %xcc, etrap_spill_fixup_64bit; \ + ba,a,pt %xcc, etrap_spill_fixup_64bit; + +#define SPILL_1_GENERIC_ETRAP_FIXUP \ +etrap_spill_fixup_64bit: \ + ldub [%g6 + TI_WSAVED], %g1; \ + sll %g1, 3, %g3; \ + add %g6, %g3, %g3; \ + stx %sp, [%g3 + TI_RWIN_SPTRS]; \ + sll %g1, 7, %g3; \ + add %g6, %g3, %g3; \ + stx %l0, [%g3 + TI_REG_WINDOW + 0x00]; \ + stx %l1, [%g3 + TI_REG_WINDOW + 0x08]; \ + stx %l2, [%g3 + TI_REG_WINDOW + 0x10]; \ + stx %l3, [%g3 + TI_REG_WINDOW + 0x18]; \ + stx %l4, [%g3 + TI_REG_WINDOW + 0x20]; \ + stx %l5, [%g3 + TI_REG_WINDOW + 0x28]; \ + stx %l6, [%g3 + TI_REG_WINDOW + 0x30]; \ + stx %l7, [%g3 + TI_REG_WINDOW + 0x38]; \ + stx %i0, [%g3 + TI_REG_WINDOW + 0x40]; \ + stx %i1, [%g3 + TI_REG_WINDOW + 0x48]; \ + stx %i2, [%g3 + TI_REG_WINDOW + 0x50]; \ + stx %i3, [%g3 + TI_REG_WINDOW + 0x58]; \ + stx %i4, [%g3 + TI_REG_WINDOW + 0x60]; \ + stx %i5, [%g3 + TI_REG_WINDOW + 0x68]; \ + stx %i6, [%g3 + TI_REG_WINDOW + 0x70]; \ + stx %i7, [%g3 + TI_REG_WINDOW + 0x78]; \ + add %g1, 1, %g1; \ + stb %g1, [%g6 + TI_WSAVED]; \ + saved; \ + rdpr %cwp, %g1; \ + sub %g1, 2, %g1; \ + ba,pt %xcc, etrap_save; \ + wrpr %g1, %cwp; \ + nop; nop; nop + +/* Normal 32bit spill */ +#define SPILL_2_GENERIC(ASI) \ + srl %sp, 0, %sp; \ + stwa %l0, [%sp + %g0] ASI; \ + mov 0x04, %g3; \ + stwa %l1, [%sp + %g3] ASI; \ + add %sp, 0x08, %g1; \ + stwa %l2, [%g1 + %g0] ASI; \ + stwa %l3, [%g1 + %g3] ASI; \ + add %g1, 0x08, %g1; \ + stwa %l4, [%g1 + %g0] ASI; \ + stwa %l5, [%g1 + %g3] ASI; \ + add %g1, 0x08, %g1; \ + stwa %l6, [%g1 + %g0] ASI; \ + stwa %l7, [%g1 + %g3] ASI; \ + add %g1, 0x08, %g1; \ + stwa %i0, [%g1 + %g0] ASI; \ + stwa %i1, [%g1 + %g3] ASI; \ + add %g1, 0x08, %g1; \ + stwa %i2, [%g1 + %g0] ASI; \ + stwa %i3, [%g1 + %g3] ASI; \ + add %g1, 0x08, %g1; \ + stwa %i4, [%g1 + %g0] ASI; \ + stwa %i5, [%g1 + %g3] ASI; \ + add %g1, 0x08, %g1; \ + stwa %i6, [%g1 + %g0] ASI; \ + stwa %i7, [%g1 + %g3] ASI; \ + saved; \ + retry; nop; nop; \ + b,a,pt %xcc, spill_fixup_dax; \ + b,a,pt %xcc, spill_fixup_mna; \ + b,a,pt %xcc, spill_fixup; + +#define SPILL_2_GENERIC_ETRAP \ +etrap_user_spill_32bit: \ + srl %sp, 0, %sp; \ + stwa %l0, [%sp + 0x00] %asi; \ + stwa %l1, [%sp + 0x04] %asi; \ + stwa %l2, [%sp + 0x08] %asi; \ + stwa %l3, [%sp + 0x0c] %asi; \ + stwa %l4, [%sp + 0x10] %asi; \ + stwa %l5, [%sp + 0x14] %asi; \ + stwa %l6, [%sp + 0x18] %asi; \ + stwa %l7, [%sp + 0x1c] %asi; \ + stwa %i0, [%sp + 0x20] %asi; \ + stwa %i1, [%sp + 0x24] %asi; \ + stwa %i2, [%sp + 0x28] %asi; \ + stwa %i3, [%sp + 0x2c] %asi; \ + stwa %i4, [%sp + 0x30] %asi; \ + stwa %i5, [%sp + 0x34] %asi; \ + stwa %i6, [%sp + 0x38] %asi; \ + stwa %i7, [%sp + 0x3c] %asi; \ + saved; \ + sub %g1, 2, %g1; \ + ba,pt %xcc, etrap_save; \ + wrpr %g1, %cwp; \ + nop; nop; nop; nop; \ + nop; nop; nop; nop; \ + ba,a,pt %xcc, etrap_spill_fixup_32bit; \ + ba,a,pt %xcc, etrap_spill_fixup_32bit; \ + ba,a,pt %xcc, etrap_spill_fixup_32bit; + +#define SPILL_2_GENERIC_ETRAP_FIXUP \ +etrap_spill_fixup_32bit: \ + ldub [%g6 + TI_WSAVED], %g1; \ + sll %g1, 3, %g3; \ + add %g6, %g3, %g3; \ + stx %sp, [%g3 + TI_RWIN_SPTRS]; \ + sll %g1, 7, %g3; \ + add %g6, %g3, %g3; \ + stw %l0, [%g3 + TI_REG_WINDOW + 0x00]; \ + stw %l1, [%g3 + TI_REG_WINDOW + 0x04]; \ + stw %l2, [%g3 + TI_REG_WINDOW + 0x08]; \ + stw %l3, [%g3 + TI_REG_WINDOW + 0x0c]; \ + stw %l4, [%g3 + TI_REG_WINDOW + 0x10]; \ + stw %l5, [%g3 + TI_REG_WINDOW + 0x14]; \ + stw %l6, [%g3 + TI_REG_WINDOW + 0x18]; \ + stw %l7, [%g3 + TI_REG_WINDOW + 0x1c]; \ + stw %i0, [%g3 + TI_REG_WINDOW + 0x20]; \ + stw %i1, [%g3 + TI_REG_WINDOW + 0x24]; \ + stw %i2, [%g3 + TI_REG_WINDOW + 0x28]; \ + stw %i3, [%g3 + TI_REG_WINDOW + 0x2c]; \ + stw %i4, [%g3 + TI_REG_WINDOW + 0x30]; \ + stw %i5, [%g3 + TI_REG_WINDOW + 0x34]; \ + stw %i6, [%g3 + TI_REG_WINDOW + 0x38]; \ + stw %i7, [%g3 + TI_REG_WINDOW + 0x3c]; \ + add %g1, 1, %g1; \ + stb %g1, [%g6 + TI_WSAVED]; \ + saved; \ + rdpr %cwp, %g1; \ + sub %g1, 2, %g1; \ + ba,pt %xcc, etrap_save; \ + wrpr %g1, %cwp; \ + nop; nop; nop + +#define SPILL_1_NORMAL SPILL_1_GENERIC(ASI_AIUP) +#define SPILL_2_NORMAL SPILL_2_GENERIC(ASI_AIUP) +#define SPILL_3_NORMAL SPILL_0_NORMAL +#define SPILL_4_NORMAL SPILL_0_NORMAL +#define SPILL_5_NORMAL SPILL_0_NORMAL +#define SPILL_6_NORMAL SPILL_0_NORMAL +#define SPILL_7_NORMAL SPILL_0_NORMAL + +#define SPILL_0_OTHER SPILL_0_NORMAL +#define SPILL_1_OTHER SPILL_1_GENERIC(ASI_AIUS) +#define SPILL_2_OTHER SPILL_2_GENERIC(ASI_AIUS) +#define SPILL_3_OTHER SPILL_3_NORMAL +#define SPILL_4_OTHER SPILL_4_NORMAL +#define SPILL_5_OTHER SPILL_5_NORMAL +#define SPILL_6_OTHER SPILL_6_NORMAL +#define SPILL_7_OTHER SPILL_7_NORMAL + +/* Normal kernel fill */ +#define FILL_0_NORMAL \ + ldx [%sp + STACK_BIAS + 0x00], %l0; \ + ldx [%sp + STACK_BIAS + 0x08], %l1; \ + ldx [%sp + STACK_BIAS + 0x10], %l2; \ + ldx [%sp + STACK_BIAS + 0x18], %l3; \ + ldx [%sp + STACK_BIAS + 0x20], %l4; \ + ldx [%sp + STACK_BIAS + 0x28], %l5; \ + ldx [%sp + STACK_BIAS + 0x30], %l6; \ + ldx [%sp + STACK_BIAS + 0x38], %l7; \ + ldx [%sp + STACK_BIAS + 0x40], %i0; \ + ldx [%sp + STACK_BIAS + 0x48], %i1; \ + ldx [%sp + STACK_BIAS + 0x50], %i2; \ + ldx [%sp + STACK_BIAS + 0x58], %i3; \ + ldx [%sp + STACK_BIAS + 0x60], %i4; \ + ldx [%sp + STACK_BIAS + 0x68], %i5; \ + ldx [%sp + STACK_BIAS + 0x70], %i6; \ + ldx [%sp + STACK_BIAS + 0x78], %i7; \ + restored; retry; nop; nop; nop; nop; nop; nop; \ + nop; nop; nop; nop; nop; nop; nop; nop; + +#define FILL_0_NORMAL_RTRAP \ +kern_rtt_fill: \ + rdpr %cwp, %g1; \ + sub %g1, 1, %g1; \ + wrpr %g1, %cwp; \ + ldx [%sp + STACK_BIAS + 0x00], %l0; \ + ldx [%sp + STACK_BIAS + 0x08], %l1; \ + ldx [%sp + STACK_BIAS + 0x10], %l2; \ + ldx [%sp + STACK_BIAS + 0x18], %l3; \ + ldx [%sp + STACK_BIAS + 0x20], %l4; \ + ldx [%sp + STACK_BIAS + 0x28], %l5; \ + ldx [%sp + STACK_BIAS + 0x30], %l6; \ + ldx [%sp + STACK_BIAS + 0x38], %l7; \ + ldx [%sp + STACK_BIAS + 0x40], %i0; \ + ldx [%sp + STACK_BIAS + 0x48], %i1; \ + ldx [%sp + STACK_BIAS + 0x50], %i2; \ + ldx [%sp + STACK_BIAS + 0x58], %i3; \ + ldx [%sp + STACK_BIAS + 0x60], %i4; \ + ldx [%sp + STACK_BIAS + 0x68], %i5; \ + ldx [%sp + STACK_BIAS + 0x70], %i6; \ + ldx [%sp + STACK_BIAS + 0x78], %i7; \ + restored; \ + add %g1, 1, %g1; \ + ba,pt %xcc, kern_rtt_restore; \ + wrpr %g1, %cwp; \ + nop; nop; nop; nop; nop; \ + nop; nop; nop; nop; + + +/* Normal 64bit fill */ +#define FILL_1_GENERIC(ASI) \ + add %sp, STACK_BIAS + 0x00, %g1; \ + ldxa [%g1 + %g0] ASI, %l0; \ + mov 0x08, %g2; \ + mov 0x10, %g3; \ + ldxa [%g1 + %g2] ASI, %l1; \ + mov 0x18, %g5; \ + ldxa [%g1 + %g3] ASI, %l2; \ + ldxa [%g1 + %g5] ASI, %l3; \ + add %g1, 0x20, %g1; \ + ldxa [%g1 + %g0] ASI, %l4; \ + ldxa [%g1 + %g2] ASI, %l5; \ + ldxa [%g1 + %g3] ASI, %l6; \ + ldxa [%g1 + %g5] ASI, %l7; \ + add %g1, 0x20, %g1; \ + ldxa [%g1 + %g0] ASI, %i0; \ + ldxa [%g1 + %g2] ASI, %i1; \ + ldxa [%g1 + %g3] ASI, %i2; \ + ldxa [%g1 + %g5] ASI, %i3; \ + add %g1, 0x20, %g1; \ + ldxa [%g1 + %g0] ASI, %i4; \ + ldxa [%g1 + %g2] ASI, %i5; \ + ldxa [%g1 + %g3] ASI, %i6; \ + ldxa [%g1 + %g5] ASI, %i7; \ + restored; \ + retry; nop; nop; nop; nop; \ + b,a,pt %xcc, fill_fixup_dax; \ + b,a,pt %xcc, fill_fixup_mna; \ + b,a,pt %xcc, fill_fixup; + +#define FILL_1_GENERIC_RTRAP \ +user_rtt_fill_64bit: \ + ldxa [%sp + STACK_BIAS + 0x00] %asi, %l0; \ + ldxa [%sp + STACK_BIAS + 0x08] %asi, %l1; \ + ldxa [%sp + STACK_BIAS + 0x10] %asi, %l2; \ + ldxa [%sp + STACK_BIAS + 0x18] %asi, %l3; \ + ldxa [%sp + STACK_BIAS + 0x20] %asi, %l4; \ + ldxa [%sp + STACK_BIAS + 0x28] %asi, %l5; \ + ldxa [%sp + STACK_BIAS + 0x30] %asi, %l6; \ + ldxa [%sp + STACK_BIAS + 0x38] %asi, %l7; \ + ldxa [%sp + STACK_BIAS + 0x40] %asi, %i0; \ + ldxa [%sp + STACK_BIAS + 0x48] %asi, %i1; \ + ldxa [%sp + STACK_BIAS + 0x50] %asi, %i2; \ + ldxa [%sp + STACK_BIAS + 0x58] %asi, %i3; \ + ldxa [%sp + STACK_BIAS + 0x60] %asi, %i4; \ + ldxa [%sp + STACK_BIAS + 0x68] %asi, %i5; \ + ldxa [%sp + STACK_BIAS + 0x70] %asi, %i6; \ + ldxa [%sp + STACK_BIAS + 0x78] %asi, %i7; \ + ba,pt %xcc, user_rtt_pre_restore; \ + restored; \ + nop; nop; nop; nop; nop; nop; \ + nop; nop; nop; nop; nop; \ + ba,a,pt %xcc, user_rtt_fill_fixup; \ + ba,a,pt %xcc, user_rtt_fill_fixup; \ + ba,a,pt %xcc, user_rtt_fill_fixup; + + +/* Normal 32bit fill */ +#define FILL_2_GENERIC(ASI) \ + srl %sp, 0, %sp; \ + lduwa [%sp + %g0] ASI, %l0; \ + mov 0x04, %g2; \ + mov 0x08, %g3; \ + lduwa [%sp + %g2] ASI, %l1; \ + mov 0x0c, %g5; \ + lduwa [%sp + %g3] ASI, %l2; \ + lduwa [%sp + %g5] ASI, %l3; \ + add %sp, 0x10, %g1; \ + lduwa [%g1 + %g0] ASI, %l4; \ + lduwa [%g1 + %g2] ASI, %l5; \ + lduwa [%g1 + %g3] ASI, %l6; \ + lduwa [%g1 + %g5] ASI, %l7; \ + add %g1, 0x10, %g1; \ + lduwa [%g1 + %g0] ASI, %i0; \ + lduwa [%g1 + %g2] ASI, %i1; \ + lduwa [%g1 + %g3] ASI, %i2; \ + lduwa [%g1 + %g5] ASI, %i3; \ + add %g1, 0x10, %g1; \ + lduwa [%g1 + %g0] ASI, %i4; \ + lduwa [%g1 + %g2] ASI, %i5; \ + lduwa [%g1 + %g3] ASI, %i6; \ + lduwa [%g1 + %g5] ASI, %i7; \ + restored; \ + retry; nop; nop; nop; nop; \ + b,a,pt %xcc, fill_fixup_dax; \ + b,a,pt %xcc, fill_fixup_mna; \ + b,a,pt %xcc, fill_fixup; + +#define FILL_2_GENERIC_RTRAP \ +user_rtt_fill_32bit: \ + srl %sp, 0, %sp; \ + lduwa [%sp + 0x00] %asi, %l0; \ + lduwa [%sp + 0x04] %asi, %l1; \ + lduwa [%sp + 0x08] %asi, %l2; \ + lduwa [%sp + 0x0c] %asi, %l3; \ + lduwa [%sp + 0x10] %asi, %l4; \ + lduwa [%sp + 0x14] %asi, %l5; \ + lduwa [%sp + 0x18] %asi, %l6; \ + lduwa [%sp + 0x1c] %asi, %l7; \ + lduwa [%sp + 0x20] %asi, %i0; \ + lduwa [%sp + 0x24] %asi, %i1; \ + lduwa [%sp + 0x28] %asi, %i2; \ + lduwa [%sp + 0x2c] %asi, %i3; \ + lduwa [%sp + 0x30] %asi, %i4; \ + lduwa [%sp + 0x34] %asi, %i5; \ + lduwa [%sp + 0x38] %asi, %i6; \ + lduwa [%sp + 0x3c] %asi, %i7; \ + ba,pt %xcc, user_rtt_pre_restore; \ + restored; \ + nop; nop; nop; nop; nop; \ + nop; nop; nop; nop; nop; \ + ba,a,pt %xcc, user_rtt_fill_fixup; \ + ba,a,pt %xcc, user_rtt_fill_fixup; \ + ba,a,pt %xcc, user_rtt_fill_fixup; + + +#define FILL_1_NORMAL FILL_1_GENERIC(ASI_AIUP) +#define FILL_2_NORMAL FILL_2_GENERIC(ASI_AIUP) +#define FILL_3_NORMAL FILL_0_NORMAL +#define FILL_4_NORMAL FILL_0_NORMAL +#define FILL_5_NORMAL FILL_0_NORMAL +#define FILL_6_NORMAL FILL_0_NORMAL +#define FILL_7_NORMAL FILL_0_NORMAL + +#define FILL_0_OTHER FILL_0_NORMAL +#define FILL_1_OTHER FILL_1_GENERIC(ASI_AIUS) +#define FILL_2_OTHER FILL_2_GENERIC(ASI_AIUS) +#define FILL_3_OTHER FILL_3_NORMAL +#define FILL_4_OTHER FILL_4_NORMAL +#define FILL_5_OTHER FILL_5_NORMAL +#define FILL_6_OTHER FILL_6_NORMAL +#define FILL_7_OTHER FILL_7_NORMAL + +#endif /* !(_SPARC64_TTABLE_H) */ diff --git a/arch/sparc/include/asm/turbosparc.h b/arch/sparc/include/asm/turbosparc.h new file mode 100644 index 0000000..17c7328 --- /dev/null +++ b/arch/sparc/include/asm/turbosparc.h @@ -0,0 +1,125 @@ +/* + * turbosparc.h: Defines specific to the TurboSparc module. + * This is SRMMU stuff. + * + * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz) + */ +#ifndef _SPARC_TURBOSPARC_H +#define _SPARC_TURBOSPARC_H + +#include <asm/asi.h> +#include <asm/pgtsrmmu.h> + +/* Bits in the SRMMU control register for TurboSparc modules. + * + * ------------------------------------------------------------------- + * |impl-vers| RSV| PMC |PE|PC| RSV |BM| RFR |IC|DC|PSO|RSV|ICS|NF|ME| + * ------------------------------------------------------------------- + * 31 24 23-21 20-19 18 17 16-15 14 13-10 9 8 7 6-3 2 1 0 + * + * BM: Boot Mode -- 0 = not in boot mode, 1 = in boot mode + * + * This indicates whether the TurboSparc is in boot-mode or not. + * + * IC: Instruction Cache -- 0 = off, 1 = on + * DC: Data Cache -- 0 = off, 1 = 0n + * + * These bits enable the on-cpu TurboSparc split I/D caches. + * + * ICS: ICache Snooping -- 0 = disable, 1 = enable snooping of icache + * NF: No Fault -- 0 = faults generate traps, 1 = faults don't trap + * ME: MMU enable -- 0 = mmu not translating, 1 = mmu translating + * + */ + +#define TURBOSPARC_MMUENABLE 0x00000001 +#define TURBOSPARC_NOFAULT 0x00000002 +#define TURBOSPARC_ICSNOOP 0x00000004 +#define TURBOSPARC_PSO 0x00000080 +#define TURBOSPARC_DCENABLE 0x00000100 /* Enable data cache */ +#define TURBOSPARC_ICENABLE 0x00000200 /* Enable instruction cache */ +#define TURBOSPARC_BMODE 0x00004000 +#define TURBOSPARC_PARITYODD 0x00020000 /* Parity odd, if enabled */ +#define TURBOSPARC_PCENABLE 0x00040000 /* Enable parity checking */ + +/* Bits in the CPU configuration register for TurboSparc modules. + * + * ------------------------------------------------------- + * |IOClk|SNP|AXClk| RAH | WS | RSV |SBC|WT|uS2|SE|SCC| + * ------------------------------------------------------- + * 31 30 29-28 27-26 25-23 22-8 7-6 5 4 3 2-0 + * + */ + +#define TURBOSPARC_SCENABLE 0x00000008 /* Secondary cache enable */ +#define TURBOSPARC_uS2 0x00000010 /* Swift compatibility mode */ +#define TURBOSPARC_WTENABLE 0x00000020 /* Write thru for dcache */ +#define TURBOSPARC_SNENABLE 0x40000000 /* DVMA snoop enable */ + +#ifndef __ASSEMBLY__ + +/* Bits [13:5] select one of 512 instruction cache tags */ +static inline void turbosparc_inv_insn_tag(unsigned long addr) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" + : /* no outputs */ + : "r" (addr), "i" (ASI_M_TXTC_TAG) + : "memory"); +} + +/* Bits [13:5] select one of 512 data cache tags */ +static inline void turbosparc_inv_data_tag(unsigned long addr) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" + : /* no outputs */ + : "r" (addr), "i" (ASI_M_DATAC_TAG) + : "memory"); +} + +static inline void turbosparc_flush_icache(void) +{ + unsigned long addr; + + for (addr = 0; addr < 0x4000; addr += 0x20) + turbosparc_inv_insn_tag(addr); +} + +static inline void turbosparc_flush_dcache(void) +{ + unsigned long addr; + + for (addr = 0; addr < 0x4000; addr += 0x20) + turbosparc_inv_data_tag(addr); +} + +static inline void turbosparc_idflash_clear(void) +{ + unsigned long addr; + + for (addr = 0; addr < 0x4000; addr += 0x20) { + turbosparc_inv_insn_tag(addr); + turbosparc_inv_data_tag(addr); + } +} + +static inline void turbosparc_set_ccreg(unsigned long regval) +{ + __asm__ __volatile__("sta %0, [%1] %2\n\t" + : /* no outputs */ + : "r" (regval), "r" (0x600), "i" (ASI_M_MMUREGS) + : "memory"); +} + +static inline unsigned long turbosparc_get_ccreg(void) +{ + unsigned long regval; + + __asm__ __volatile__("lda [%1] %2, %0\n\t" + : "=r" (regval) + : "r" (0x600), "i" (ASI_M_MMUREGS)); + return regval; +} + +#endif /* !__ASSEMBLY__ */ + +#endif /* !(_SPARC_TURBOSPARC_H) */ diff --git a/arch/sparc/include/asm/types.h b/arch/sparc/include/asm/types.h new file mode 100644 index 0000000..8c28fde --- /dev/null +++ b/arch/sparc/include/asm/types.h @@ -0,0 +1,62 @@ +#ifndef _SPARC_TYPES_H +#define _SPARC_TYPES_H +/* + * This file is never included by application software unless + * explicitly requested (e.g., via linux/types.h) in which case the + * application is Linux specific so (user-) name space pollution is + * not a major issue. However, for interoperability, libraries still + * need to be careful to avoid a name clashes. + */ + +#if defined(__sparc__) && defined(__arch64__) + +/*** SPARC 64 bit ***/ +#include <asm-generic/int-l64.h> + +#ifndef __ASSEMBLY__ + +typedef unsigned short umode_t; + +#endif /* __ASSEMBLY__ */ + +#ifdef __KERNEL__ + +#define BITS_PER_LONG 64 + +#ifndef __ASSEMBLY__ + +/* Dma addresses come in generic and 64-bit flavours. */ + +typedef u32 dma_addr_t; +typedef u64 dma64_addr_t; + +#endif /* __ASSEMBLY__ */ + +#endif /* __KERNEL__ */ +#else + +/*** SPARC 32 bit ***/ +#include <asm-generic/int-ll64.h> + +#ifndef __ASSEMBLY__ + +typedef unsigned short umode_t; + +#endif /* __ASSEMBLY__ */ + +#ifdef __KERNEL__ + +#define BITS_PER_LONG 32 + +#ifndef __ASSEMBLY__ + +typedef u32 dma_addr_t; +typedef u32 dma64_addr_t; + +#endif /* __ASSEMBLY__ */ + +#endif /* __KERNEL__ */ + +#endif /* defined(__sparc__) && defined(__arch64__) */ + +#endif /* defined(_SPARC_TYPES_H) */ diff --git a/arch/sparc/include/asm/uaccess.h b/arch/sparc/include/asm/uaccess.h new file mode 100644 index 0000000..e88fbe5 --- /dev/null +++ b/arch/sparc/include/asm/uaccess.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_UACCESS_H +#define ___ASM_SPARC_UACCESS_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/uaccess_64.h> +#else +#include <asm/uaccess_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/uaccess_32.h b/arch/sparc/include/asm/uaccess_32.h new file mode 100644 index 0000000..47d5619 --- /dev/null +++ b/arch/sparc/include/asm/uaccess_32.h @@ -0,0 +1,336 @@ +/* + * uaccess.h: User space memore access functions. + * + * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) + * Copyright (C) 1996,1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz) + */ +#ifndef _ASM_UACCESS_H +#define _ASM_UACCESS_H + +#ifdef __KERNEL__ +#include <linux/compiler.h> +#include <linux/sched.h> +#include <linux/string.h> +#include <linux/errno.h> +#include <asm/vac-ops.h> +#endif + +#ifndef __ASSEMBLY__ + +/* Sparc is not segmented, however we need to be able to fool access_ok() + * when doing system calls from kernel mode legitimately. + * + * "For historical reasons, these macros are grossly misnamed." -Linus + */ + +#define KERNEL_DS ((mm_segment_t) { 0 }) +#define USER_DS ((mm_segment_t) { -1 }) + +#define VERIFY_READ 0 +#define VERIFY_WRITE 1 + +#define get_ds() (KERNEL_DS) +#define get_fs() (current->thread.current_ds) +#define set_fs(val) ((current->thread.current_ds) = (val)) + +#define segment_eq(a,b) ((a).seg == (b).seg) + +/* We have there a nice not-mapped page at PAGE_OFFSET - PAGE_SIZE, so that this test + * can be fairly lightweight. + * No one can read/write anything from userland in the kernel space by setting + * large size and address near to PAGE_OFFSET - a fault will break his intentions. + */ +#define __user_ok(addr, size) ({ (void)(size); (addr) < STACK_TOP; }) +#define __kernel_ok (segment_eq(get_fs(), KERNEL_DS)) +#define __access_ok(addr,size) (__user_ok((addr) & get_fs().seg,(size))) +#define access_ok(type, addr, size) \ + ({ (void)(type); __access_ok((unsigned long)(addr), size); }) + +/* + * The exception table consists of pairs of addresses: the first is the + * address of an instruction that is allowed to fault, and the second is + * the address at which the program should continue. No registers are + * modified, so it is entirely up to the continuation code to figure out + * what to do. + * + * All the routines below use bits of fixup code that are out of line + * with the main instruction path. This means when everything is well, + * we don't even have to jump over them. Further, they do not intrude + * on our cache or tlb entries. + * + * There is a special way how to put a range of potentially faulting + * insns (like twenty ldd/std's with now intervening other instructions) + * You specify address of first in insn and 0 in fixup and in the next + * exception_table_entry you specify last potentially faulting insn + 1 + * and in fixup the routine which should handle the fault. + * That fixup code will get + * (faulting_insn_address - first_insn_in_the_range_address)/4 + * in %g2 (ie. index of the faulting instruction in the range). + */ + +struct exception_table_entry +{ + unsigned long insn, fixup; +}; + +/* Returns 0 if exception not found and fixup otherwise. */ +extern unsigned long search_extables_range(unsigned long addr, unsigned long *g2); + +extern void __ret_efault(void); + +/* Uh, these should become the main single-value transfer routines.. + * They automatically use the right size if we just have the right + * pointer type.. + * + * This gets kind of ugly. We want to return _two_ values in "get_user()" + * and yet we don't want to do any pointers, because that is too much + * of a performance impact. Thus we have a few rather ugly macros here, + * and hide all the ugliness from the user. + */ +#define put_user(x,ptr) ({ \ +unsigned long __pu_addr = (unsigned long)(ptr); \ +__chk_user_ptr(ptr); \ +__put_user_check((__typeof__(*(ptr)))(x),__pu_addr,sizeof(*(ptr))); }) + +#define get_user(x,ptr) ({ \ +unsigned long __gu_addr = (unsigned long)(ptr); \ +__chk_user_ptr(ptr); \ +__get_user_check((x),__gu_addr,sizeof(*(ptr)),__typeof__(*(ptr))); }) + +/* + * The "__xxx" versions do not do address space checking, useful when + * doing multiple accesses to the same area (the user has to do the + * checks by hand with "access_ok()") + */ +#define __put_user(x,ptr) __put_user_nocheck((__typeof__(*(ptr)))(x),(ptr),sizeof(*(ptr))) +#define __get_user(x,ptr) __get_user_nocheck((x),(ptr),sizeof(*(ptr)),__typeof__(*(ptr))) + +struct __large_struct { unsigned long buf[100]; }; +#define __m(x) ((struct __large_struct __user *)(x)) + +#define __put_user_check(x,addr,size) ({ \ +register int __pu_ret; \ +if (__access_ok(addr,size)) { \ +switch (size) { \ +case 1: __put_user_asm(x,b,addr,__pu_ret); break; \ +case 2: __put_user_asm(x,h,addr,__pu_ret); break; \ +case 4: __put_user_asm(x,,addr,__pu_ret); break; \ +case 8: __put_user_asm(x,d,addr,__pu_ret); break; \ +default: __pu_ret = __put_user_bad(); break; \ +} } else { __pu_ret = -EFAULT; } __pu_ret; }) + +#define __put_user_nocheck(x,addr,size) ({ \ +register int __pu_ret; \ +switch (size) { \ +case 1: __put_user_asm(x,b,addr,__pu_ret); break; \ +case 2: __put_user_asm(x,h,addr,__pu_ret); break; \ +case 4: __put_user_asm(x,,addr,__pu_ret); break; \ +case 8: __put_user_asm(x,d,addr,__pu_ret); break; \ +default: __pu_ret = __put_user_bad(); break; \ +} __pu_ret; }) + +#define __put_user_asm(x,size,addr,ret) \ +__asm__ __volatile__( \ + "/* Put user asm, inline. */\n" \ +"1:\t" "st"#size " %1, %2\n\t" \ + "clr %0\n" \ +"2:\n\n\t" \ + ".section .fixup,#alloc,#execinstr\n\t" \ + ".align 4\n" \ +"3:\n\t" \ + "b 2b\n\t" \ + " mov %3, %0\n\t" \ + ".previous\n\n\t" \ + ".section __ex_table,#alloc\n\t" \ + ".align 4\n\t" \ + ".word 1b, 3b\n\t" \ + ".previous\n\n\t" \ + : "=&r" (ret) : "r" (x), "m" (*__m(addr)), \ + "i" (-EFAULT)) + +extern int __put_user_bad(void); + +#define __get_user_check(x,addr,size,type) ({ \ +register int __gu_ret; \ +register unsigned long __gu_val; \ +if (__access_ok(addr,size)) { \ +switch (size) { \ +case 1: __get_user_asm(__gu_val,ub,addr,__gu_ret); break; \ +case 2: __get_user_asm(__gu_val,uh,addr,__gu_ret); break; \ +case 4: __get_user_asm(__gu_val,,addr,__gu_ret); break; \ +case 8: __get_user_asm(__gu_val,d,addr,__gu_ret); break; \ +default: __gu_val = 0; __gu_ret = __get_user_bad(); break; \ +} } else { __gu_val = 0; __gu_ret = -EFAULT; } x = (type) __gu_val; __gu_ret; }) + +#define __get_user_check_ret(x,addr,size,type,retval) ({ \ +register unsigned long __gu_val __asm__ ("l1"); \ +if (__access_ok(addr,size)) { \ +switch (size) { \ +case 1: __get_user_asm_ret(__gu_val,ub,addr,retval); break; \ +case 2: __get_user_asm_ret(__gu_val,uh,addr,retval); break; \ +case 4: __get_user_asm_ret(__gu_val,,addr,retval); break; \ +case 8: __get_user_asm_ret(__gu_val,d,addr,retval); break; \ +default: if (__get_user_bad()) return retval; \ +} x = (type) __gu_val; } else return retval; }) + +#define __get_user_nocheck(x,addr,size,type) ({ \ +register int __gu_ret; \ +register unsigned long __gu_val; \ +switch (size) { \ +case 1: __get_user_asm(__gu_val,ub,addr,__gu_ret); break; \ +case 2: __get_user_asm(__gu_val,uh,addr,__gu_ret); break; \ +case 4: __get_user_asm(__gu_val,,addr,__gu_ret); break; \ +case 8: __get_user_asm(__gu_val,d,addr,__gu_ret); break; \ +default: __gu_val = 0; __gu_ret = __get_user_bad(); break; \ +} x = (type) __gu_val; __gu_ret; }) + +#define __get_user_nocheck_ret(x,addr,size,type,retval) ({ \ +register unsigned long __gu_val __asm__ ("l1"); \ +switch (size) { \ +case 1: __get_user_asm_ret(__gu_val,ub,addr,retval); break; \ +case 2: __get_user_asm_ret(__gu_val,uh,addr,retval); break; \ +case 4: __get_user_asm_ret(__gu_val,,addr,retval); break; \ +case 8: __get_user_asm_ret(__gu_val,d,addr,retval); break; \ +default: if (__get_user_bad()) return retval; \ +} x = (type) __gu_val; }) + +#define __get_user_asm(x,size,addr,ret) \ +__asm__ __volatile__( \ + "/* Get user asm, inline. */\n" \ +"1:\t" "ld"#size " %2, %1\n\t" \ + "clr %0\n" \ +"2:\n\n\t" \ + ".section .fixup,#alloc,#execinstr\n\t" \ + ".align 4\n" \ +"3:\n\t" \ + "clr %1\n\t" \ + "b 2b\n\t" \ + " mov %3, %0\n\n\t" \ + ".previous\n\t" \ + ".section __ex_table,#alloc\n\t" \ + ".align 4\n\t" \ + ".word 1b, 3b\n\n\t" \ + ".previous\n\t" \ + : "=&r" (ret), "=&r" (x) : "m" (*__m(addr)), \ + "i" (-EFAULT)) + +#define __get_user_asm_ret(x,size,addr,retval) \ +if (__builtin_constant_p(retval) && retval == -EFAULT) \ +__asm__ __volatile__( \ + "/* Get user asm ret, inline. */\n" \ +"1:\t" "ld"#size " %1, %0\n\n\t" \ + ".section __ex_table,#alloc\n\t" \ + ".align 4\n\t" \ + ".word 1b,__ret_efault\n\n\t" \ + ".previous\n\t" \ + : "=&r" (x) : "m" (*__m(addr))); \ +else \ +__asm__ __volatile__( \ + "/* Get user asm ret, inline. */\n" \ +"1:\t" "ld"#size " %1, %0\n\n\t" \ + ".section .fixup,#alloc,#execinstr\n\t" \ + ".align 4\n" \ +"3:\n\t" \ + "ret\n\t" \ + " restore %%g0, %2, %%o0\n\n\t" \ + ".previous\n\t" \ + ".section __ex_table,#alloc\n\t" \ + ".align 4\n\t" \ + ".word 1b, 3b\n\n\t" \ + ".previous\n\t" \ + : "=&r" (x) : "m" (*__m(addr)), "i" (retval)) + +extern int __get_user_bad(void); + +extern unsigned long __copy_user(void __user *to, const void __user *from, unsigned long size); + +static inline unsigned long copy_to_user(void __user *to, const void *from, unsigned long n) +{ + if (n && __access_ok((unsigned long) to, n)) + return __copy_user(to, (__force void __user *) from, n); + else + return n; +} + +static inline unsigned long __copy_to_user(void __user *to, const void *from, unsigned long n) +{ + return __copy_user(to, (__force void __user *) from, n); +} + +static inline unsigned long copy_from_user(void *to, const void __user *from, unsigned long n) +{ + if (n && __access_ok((unsigned long) from, n)) + return __copy_user((__force void __user *) to, from, n); + else + return n; +} + +static inline unsigned long __copy_from_user(void *to, const void __user *from, unsigned long n) +{ + return __copy_user((__force void __user *) to, from, n); +} + +#define __copy_to_user_inatomic __copy_to_user +#define __copy_from_user_inatomic __copy_from_user + +static inline unsigned long __clear_user(void __user *addr, unsigned long size) +{ + unsigned long ret; + + __asm__ __volatile__ ( + ".section __ex_table,#alloc\n\t" + ".align 4\n\t" + ".word 1f,3\n\t" + ".previous\n\t" + "mov %2, %%o1\n" + "1:\n\t" + "call __bzero\n\t" + " mov %1, %%o0\n\t" + "mov %%o0, %0\n" + : "=r" (ret) : "r" (addr), "r" (size) : + "o0", "o1", "o2", "o3", "o4", "o5", "o7", + "g1", "g2", "g3", "g4", "g5", "g7", "cc"); + + return ret; +} + +static inline unsigned long clear_user(void __user *addr, unsigned long n) +{ + if (n && __access_ok((unsigned long) addr, n)) + return __clear_user(addr, n); + else + return n; +} + +extern long __strncpy_from_user(char *dest, const char __user *src, long count); + +static inline long strncpy_from_user(char *dest, const char __user *src, long count) +{ + if (__access_ok((unsigned long) src, count)) + return __strncpy_from_user(dest, src, count); + else + return -EFAULT; +} + +extern long __strlen_user(const char __user *); +extern long __strnlen_user(const char __user *, long len); + +static inline long strlen_user(const char __user *str) +{ + if (!access_ok(VERIFY_READ, str, 0)) + return 0; + else + return __strlen_user(str); +} + +static inline long strnlen_user(const char __user *str, long len) +{ + if (!access_ok(VERIFY_READ, str, 0)) + return 0; + else + return __strnlen_user(str, len); +} + +#endif /* __ASSEMBLY__ */ + +#endif /* _ASM_UACCESS_H */ diff --git a/arch/sparc/include/asm/uaccess_64.h b/arch/sparc/include/asm/uaccess_64.h new file mode 100644 index 0000000..296ef30 --- /dev/null +++ b/arch/sparc/include/asm/uaccess_64.h @@ -0,0 +1,273 @@ +#ifndef _ASM_UACCESS_H +#define _ASM_UACCESS_H + +/* + * User space memory access functions + */ + +#ifdef __KERNEL__ +#include <linux/compiler.h> +#include <linux/sched.h> +#include <linux/string.h> +#include <asm/asi.h> +#include <asm/system.h> +#include <asm/spitfire.h> +#include <asm-generic/uaccess.h> +#endif + +#ifndef __ASSEMBLY__ + +/* + * Sparc64 is segmented, though more like the M68K than the I386. + * We use the secondary ASI to address user memory, which references a + * completely different VM map, thus there is zero chance of the user + * doing something queer and tricking us into poking kernel memory. + * + * What is left here is basically what is needed for the other parts of + * the kernel that expect to be able to manipulate, erum, "segments". + * Or perhaps more properly, permissions. + * + * "For historical reasons, these macros are grossly misnamed." -Linus + */ + +#define KERNEL_DS ((mm_segment_t) { ASI_P }) +#define USER_DS ((mm_segment_t) { ASI_AIUS }) /* har har har */ + +#define VERIFY_READ 0 +#define VERIFY_WRITE 1 + +#define get_fs() ((mm_segment_t) { get_thread_current_ds() }) +#define get_ds() (KERNEL_DS) + +#define segment_eq(a,b) ((a).seg == (b).seg) + +#define set_fs(val) \ +do { \ + set_thread_current_ds((val).seg); \ + __asm__ __volatile__ ("wr %%g0, %0, %%asi" : : "r" ((val).seg)); \ +} while(0) + +static inline int __access_ok(const void __user * addr, unsigned long size) +{ + return 1; +} + +static inline int access_ok(int type, const void __user * addr, unsigned long size) +{ + return 1; +} + +/* + * The exception table consists of pairs of addresses: the first is the + * address of an instruction that is allowed to fault, and the second is + * the address at which the program should continue. No registers are + * modified, so it is entirely up to the continuation code to figure out + * what to do. + * + * All the routines below use bits of fixup code that are out of line + * with the main instruction path. This means when everything is well, + * we don't even have to jump over them. Further, they do not intrude + * on our cache or tlb entries. + */ + +struct exception_table_entry { + unsigned int insn, fixup; +}; + +extern void __ret_efault(void); +extern void __retl_efault(void); + +/* Uh, these should become the main single-value transfer routines.. + * They automatically use the right size if we just have the right + * pointer type.. + * + * This gets kind of ugly. We want to return _two_ values in "get_user()" + * and yet we don't want to do any pointers, because that is too much + * of a performance impact. Thus we have a few rather ugly macros here, + * and hide all the ugliness from the user. + */ +#define put_user(x,ptr) ({ \ +unsigned long __pu_addr = (unsigned long)(ptr); \ +__chk_user_ptr(ptr); \ +__put_user_nocheck((__typeof__(*(ptr)))(x),__pu_addr,sizeof(*(ptr))); }) + +#define get_user(x,ptr) ({ \ +unsigned long __gu_addr = (unsigned long)(ptr); \ +__chk_user_ptr(ptr); \ +__get_user_nocheck((x),__gu_addr,sizeof(*(ptr)),__typeof__(*(ptr))); }) + +#define __put_user(x,ptr) put_user(x,ptr) +#define __get_user(x,ptr) get_user(x,ptr) + +struct __large_struct { unsigned long buf[100]; }; +#define __m(x) ((struct __large_struct *)(x)) + +#define __put_user_nocheck(data,addr,size) ({ \ +register int __pu_ret; \ +switch (size) { \ +case 1: __put_user_asm(data,b,addr,__pu_ret); break; \ +case 2: __put_user_asm(data,h,addr,__pu_ret); break; \ +case 4: __put_user_asm(data,w,addr,__pu_ret); break; \ +case 8: __put_user_asm(data,x,addr,__pu_ret); break; \ +default: __pu_ret = __put_user_bad(); break; \ +} __pu_ret; }) + +#define __put_user_asm(x,size,addr,ret) \ +__asm__ __volatile__( \ + "/* Put user asm, inline. */\n" \ +"1:\t" "st"#size "a %1, [%2] %%asi\n\t" \ + "clr %0\n" \ +"2:\n\n\t" \ + ".section .fixup,#alloc,#execinstr\n\t" \ + ".align 4\n" \ +"3:\n\t" \ + "sethi %%hi(2b), %0\n\t" \ + "jmpl %0 + %%lo(2b), %%g0\n\t" \ + " mov %3, %0\n\n\t" \ + ".previous\n\t" \ + ".section __ex_table,\"a\"\n\t" \ + ".align 4\n\t" \ + ".word 1b, 3b\n\t" \ + ".previous\n\n\t" \ + : "=r" (ret) : "r" (x), "r" (__m(addr)), \ + "i" (-EFAULT)) + +extern int __put_user_bad(void); + +#define __get_user_nocheck(data,addr,size,type) ({ \ +register int __gu_ret; \ +register unsigned long __gu_val; \ +switch (size) { \ +case 1: __get_user_asm(__gu_val,ub,addr,__gu_ret); break; \ +case 2: __get_user_asm(__gu_val,uh,addr,__gu_ret); break; \ +case 4: __get_user_asm(__gu_val,uw,addr,__gu_ret); break; \ +case 8: __get_user_asm(__gu_val,x,addr,__gu_ret); break; \ +default: __gu_val = 0; __gu_ret = __get_user_bad(); break; \ +} data = (type) __gu_val; __gu_ret; }) + +#define __get_user_nocheck_ret(data,addr,size,type,retval) ({ \ +register unsigned long __gu_val __asm__ ("l1"); \ +switch (size) { \ +case 1: __get_user_asm_ret(__gu_val,ub,addr,retval); break; \ +case 2: __get_user_asm_ret(__gu_val,uh,addr,retval); break; \ +case 4: __get_user_asm_ret(__gu_val,uw,addr,retval); break; \ +case 8: __get_user_asm_ret(__gu_val,x,addr,retval); break; \ +default: if (__get_user_bad()) return retval; \ +} data = (type) __gu_val; }) + +#define __get_user_asm(x,size,addr,ret) \ +__asm__ __volatile__( \ + "/* Get user asm, inline. */\n" \ +"1:\t" "ld"#size "a [%2] %%asi, %1\n\t" \ + "clr %0\n" \ +"2:\n\n\t" \ + ".section .fixup,#alloc,#execinstr\n\t" \ + ".align 4\n" \ +"3:\n\t" \ + "sethi %%hi(2b), %0\n\t" \ + "clr %1\n\t" \ + "jmpl %0 + %%lo(2b), %%g0\n\t" \ + " mov %3, %0\n\n\t" \ + ".previous\n\t" \ + ".section __ex_table,\"a\"\n\t" \ + ".align 4\n\t" \ + ".word 1b, 3b\n\n\t" \ + ".previous\n\t" \ + : "=r" (ret), "=r" (x) : "r" (__m(addr)), \ + "i" (-EFAULT)) + +#define __get_user_asm_ret(x,size,addr,retval) \ +if (__builtin_constant_p(retval) && retval == -EFAULT) \ +__asm__ __volatile__( \ + "/* Get user asm ret, inline. */\n" \ +"1:\t" "ld"#size "a [%1] %%asi, %0\n\n\t" \ + ".section __ex_table,\"a\"\n\t" \ + ".align 4\n\t" \ + ".word 1b,__ret_efault\n\n\t" \ + ".previous\n\t" \ + : "=r" (x) : "r" (__m(addr))); \ +else \ +__asm__ __volatile__( \ + "/* Get user asm ret, inline. */\n" \ +"1:\t" "ld"#size "a [%1] %%asi, %0\n\n\t" \ + ".section .fixup,#alloc,#execinstr\n\t" \ + ".align 4\n" \ +"3:\n\t" \ + "ret\n\t" \ + " restore %%g0, %2, %%o0\n\n\t" \ + ".previous\n\t" \ + ".section __ex_table,\"a\"\n\t" \ + ".align 4\n\t" \ + ".word 1b, 3b\n\n\t" \ + ".previous\n\t" \ + : "=r" (x) : "r" (__m(addr)), "i" (retval)) + +extern int __get_user_bad(void); + +extern unsigned long __must_check ___copy_from_user(void *to, + const void __user *from, + unsigned long size); +extern unsigned long copy_from_user_fixup(void *to, const void __user *from, + unsigned long size); +static inline unsigned long __must_check +copy_from_user(void *to, const void __user *from, unsigned long size) +{ + unsigned long ret = ___copy_from_user(to, from, size); + + if (unlikely(ret)) + ret = copy_from_user_fixup(to, from, size); + return ret; +} +#define __copy_from_user copy_from_user + +extern unsigned long __must_check ___copy_to_user(void __user *to, + const void *from, + unsigned long size); +extern unsigned long copy_to_user_fixup(void __user *to, const void *from, + unsigned long size); +static inline unsigned long __must_check +copy_to_user(void __user *to, const void *from, unsigned long size) +{ + unsigned long ret = ___copy_to_user(to, from, size); + + if (unlikely(ret)) + ret = copy_to_user_fixup(to, from, size); + return ret; +} +#define __copy_to_user copy_to_user + +extern unsigned long __must_check ___copy_in_user(void __user *to, + const void __user *from, + unsigned long size); +extern unsigned long copy_in_user_fixup(void __user *to, void __user *from, + unsigned long size); +static inline unsigned long __must_check +copy_in_user(void __user *to, void __user *from, unsigned long size) +{ + unsigned long ret = ___copy_in_user(to, from, size); + + if (unlikely(ret)) + ret = copy_in_user_fixup(to, from, size); + return ret; +} +#define __copy_in_user copy_in_user + +extern unsigned long __must_check __clear_user(void __user *, unsigned long); + +#define clear_user __clear_user + +extern long __must_check __strncpy_from_user(char *dest, const char __user *src, long count); + +#define strncpy_from_user __strncpy_from_user + +extern long __strlen_user(const char __user *); +extern long __strnlen_user(const char __user *, long len); + +#define strlen_user __strlen_user +#define strnlen_user __strnlen_user +#define __copy_to_user_inatomic __copy_to_user +#define __copy_from_user_inatomic __copy_from_user + +#endif /* __ASSEMBLY__ */ + +#endif /* _ASM_UACCESS_H */ diff --git a/arch/sparc/include/asm/uctx.h b/arch/sparc/include/asm/uctx.h new file mode 100644 index 0000000..dc937c7 --- /dev/null +++ b/arch/sparc/include/asm/uctx.h @@ -0,0 +1,71 @@ +/* + * uctx.h: Sparc64 {set,get}context() register state layouts. + * + * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef __SPARC64_UCTX_H +#define __SPARC64_UCTX_H + +#define MC_TSTATE 0 +#define MC_PC 1 +#define MC_NPC 2 +#define MC_Y 3 +#define MC_G1 4 +#define MC_G2 5 +#define MC_G3 6 +#define MC_G4 7 +#define MC_G5 8 +#define MC_G6 9 +#define MC_G7 10 +#define MC_O0 11 +#define MC_O1 12 +#define MC_O2 13 +#define MC_O3 14 +#define MC_O4 15 +#define MC_O5 16 +#define MC_O6 17 +#define MC_O7 18 +#define MC_NGREG 19 + +typedef unsigned long mc_greg_t; +typedef mc_greg_t mc_gregset_t[MC_NGREG]; + +#define MC_MAXFPQ 16 +struct mc_fq { + unsigned long *mcfq_addr; + unsigned int mcfq_insn; +}; + +struct mc_fpu { + union { + unsigned int sregs[32]; + unsigned long dregs[32]; + long double qregs[16]; + } mcfpu_fregs; + unsigned long mcfpu_fsr; + unsigned long mcfpu_fprs; + unsigned long mcfpu_gsr; + struct mc_fq *mcfpu_fq; + unsigned char mcfpu_qcnt; + unsigned char mcfpu_qentsz; + unsigned char mcfpu_enab; +}; +typedef struct mc_fpu mc_fpu_t; + +typedef struct { + mc_gregset_t mc_gregs; + mc_greg_t mc_fp; + mc_greg_t mc_i7; + mc_fpu_t mc_fpregs; +} mcontext_t; + +struct ucontext { + struct ucontext *uc_link; + unsigned long uc_flags; + sigset_t uc_sigmask; + mcontext_t uc_mcontext; +}; +typedef struct ucontext ucontext_t; + +#endif /* __SPARC64_UCTX_H */ diff --git a/arch/sparc/include/asm/unaligned.h b/arch/sparc/include/asm/unaligned.h new file mode 100644 index 0000000..11d2d5f --- /dev/null +++ b/arch/sparc/include/asm/unaligned.h @@ -0,0 +1,10 @@ +#ifndef _ASM_SPARC_UNALIGNED_H +#define _ASM_SPARC_UNALIGNED_H + +#include <linux/unaligned/be_struct.h> +#include <linux/unaligned/le_byteshift.h> +#include <linux/unaligned/generic.h> +#define get_unaligned __get_unaligned_be +#define put_unaligned __put_unaligned_be + +#endif /* _ASM_SPARC_UNALIGNED_H */ diff --git a/arch/sparc/include/asm/unistd.h b/arch/sparc/include/asm/unistd.h new file mode 100644 index 0000000..4207fb36 --- /dev/null +++ b/arch/sparc/include/asm/unistd.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_UNISTD_H +#define ___ASM_SPARC_UNISTD_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/unistd_64.h> +#else +#include <asm/unistd_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/unistd_32.h b/arch/sparc/include/asm/unistd_32.h new file mode 100644 index 0000000..648643a --- /dev/null +++ b/arch/sparc/include/asm/unistd_32.h @@ -0,0 +1,384 @@ +#ifndef _SPARC_UNISTD_H +#define _SPARC_UNISTD_H + +/* + * System calls under the Sparc. + * + * Don't be scared by the ugly clobbers, it is the only way I can + * think of right now to force the arguments into fixed registers + * before the trap into the system call with gcc 'asm' statements. + * + * Copyright (C) 1995, 2007 David S. Miller (davem@davemloft.net) + * + * SunOS compatibility based upon preliminary work which is: + * + * Copyright (C) 1995 Adrian M. Rodriguez (adrian@remus.rutgers.edu) + */ + +#define __NR_restart_syscall 0 /* Linux Specific */ +#define __NR_exit 1 /* Common */ +#define __NR_fork 2 /* Common */ +#define __NR_read 3 /* Common */ +#define __NR_write 4 /* Common */ +#define __NR_open 5 /* Common */ +#define __NR_close 6 /* Common */ +#define __NR_wait4 7 /* Common */ +#define __NR_creat 8 /* Common */ +#define __NR_link 9 /* Common */ +#define __NR_unlink 10 /* Common */ +#define __NR_execv 11 /* SunOS Specific */ +#define __NR_chdir 12 /* Common */ +#define __NR_chown 13 /* Common */ +#define __NR_mknod 14 /* Common */ +#define __NR_chmod 15 /* Common */ +#define __NR_lchown 16 /* Common */ +#define __NR_brk 17 /* Common */ +#define __NR_perfctr 18 /* Performance counter operations */ +#define __NR_lseek 19 /* Common */ +#define __NR_getpid 20 /* Common */ +#define __NR_capget 21 /* Linux Specific */ +#define __NR_capset 22 /* Linux Specific */ +#define __NR_setuid 23 /* Implemented via setreuid in SunOS */ +#define __NR_getuid 24 /* Common */ +#define __NR_vmsplice 25 /* ENOSYS under SunOS */ +#define __NR_ptrace 26 /* Common */ +#define __NR_alarm 27 /* Implemented via setitimer in SunOS */ +#define __NR_sigaltstack 28 /* Common */ +#define __NR_pause 29 /* Is sigblock(0)->sigpause() in SunOS */ +#define __NR_utime 30 /* Implemented via utimes() under SunOS */ +#define __NR_lchown32 31 /* Linux sparc32 specific */ +#define __NR_fchown32 32 /* Linux sparc32 specific */ +#define __NR_access 33 /* Common */ +#define __NR_nice 34 /* Implemented via get/setpriority() in SunOS */ +#define __NR_chown32 35 /* Linux sparc32 specific */ +#define __NR_sync 36 /* Common */ +#define __NR_kill 37 /* Common */ +#define __NR_stat 38 /* Common */ +#define __NR_sendfile 39 /* Linux Specific */ +#define __NR_lstat 40 /* Common */ +#define __NR_dup 41 /* Common */ +#define __NR_pipe 42 /* Common */ +#define __NR_times 43 /* Implemented via getrusage() in SunOS */ +#define __NR_getuid32 44 /* Linux sparc32 specific */ +#define __NR_umount2 45 /* Linux Specific */ +#define __NR_setgid 46 /* Implemented via setregid() in SunOS */ +#define __NR_getgid 47 /* Common */ +#define __NR_signal 48 /* Implemented via sigvec() in SunOS */ +#define __NR_geteuid 49 /* SunOS calls getuid() */ +#define __NR_getegid 50 /* SunOS calls getgid() */ +#define __NR_acct 51 /* Common */ +/* #define __NR_memory_ordering 52 Linux sparc64 specific */ +#define __NR_getgid32 53 /* Linux sparc32 specific */ +#define __NR_ioctl 54 /* Common */ +#define __NR_reboot 55 /* Common */ +#define __NR_mmap2 56 /* Linux sparc32 Specific */ +#define __NR_symlink 57 /* Common */ +#define __NR_readlink 58 /* Common */ +#define __NR_execve 59 /* Common */ +#define __NR_umask 60 /* Common */ +#define __NR_chroot 61 /* Common */ +#define __NR_fstat 62 /* Common */ +#define __NR_fstat64 63 /* Linux Specific */ +#define __NR_getpagesize 64 /* Common */ +#define __NR_msync 65 /* Common in newer 1.3.x revs... */ +#define __NR_vfork 66 /* Common */ +#define __NR_pread64 67 /* Linux Specific */ +#define __NR_pwrite64 68 /* Linux Specific */ +#define __NR_geteuid32 69 /* Linux sparc32, sbrk under SunOS */ +#define __NR_getegid32 70 /* Linux sparc32, sstk under SunOS */ +#define __NR_mmap 71 /* Common */ +#define __NR_setreuid32 72 /* Linux sparc32, vadvise under SunOS */ +#define __NR_munmap 73 /* Common */ +#define __NR_mprotect 74 /* Common */ +#define __NR_madvise 75 /* Common */ +#define __NR_vhangup 76 /* Common */ +#define __NR_truncate64 77 /* Linux sparc32 Specific */ +#define __NR_mincore 78 /* Common */ +#define __NR_getgroups 79 /* Common */ +#define __NR_setgroups 80 /* Common */ +#define __NR_getpgrp 81 /* Common */ +#define __NR_setgroups32 82 /* Linux sparc32, setpgrp under SunOS */ +#define __NR_setitimer 83 /* Common */ +#define __NR_ftruncate64 84 /* Linux sparc32 Specific */ +#define __NR_swapon 85 /* Common */ +#define __NR_getitimer 86 /* Common */ +#define __NR_setuid32 87 /* Linux sparc32, gethostname under SunOS */ +#define __NR_sethostname 88 /* Common */ +#define __NR_setgid32 89 /* Linux sparc32, getdtablesize under SunOS */ +#define __NR_dup2 90 /* Common */ +#define __NR_setfsuid32 91 /* Linux sparc32, getdopt under SunOS */ +#define __NR_fcntl 92 /* Common */ +#define __NR_select 93 /* Common */ +#define __NR_setfsgid32 94 /* Linux sparc32, setdopt under SunOS */ +#define __NR_fsync 95 /* Common */ +#define __NR_setpriority 96 /* Common */ +#define __NR_socket 97 /* Common */ +#define __NR_connect 98 /* Common */ +#define __NR_accept 99 /* Common */ +#define __NR_getpriority 100 /* Common */ +#define __NR_rt_sigreturn 101 /* Linux Specific */ +#define __NR_rt_sigaction 102 /* Linux Specific */ +#define __NR_rt_sigprocmask 103 /* Linux Specific */ +#define __NR_rt_sigpending 104 /* Linux Specific */ +#define __NR_rt_sigtimedwait 105 /* Linux Specific */ +#define __NR_rt_sigqueueinfo 106 /* Linux Specific */ +#define __NR_rt_sigsuspend 107 /* Linux Specific */ +#define __NR_setresuid32 108 /* Linux Specific, sigvec under SunOS */ +#define __NR_getresuid32 109 /* Linux Specific, sigblock under SunOS */ +#define __NR_setresgid32 110 /* Linux Specific, sigsetmask under SunOS */ +#define __NR_getresgid32 111 /* Linux Specific, sigpause under SunOS */ +#define __NR_setregid32 112 /* Linux sparc32, sigstack under SunOS */ +#define __NR_recvmsg 113 /* Common */ +#define __NR_sendmsg 114 /* Common */ +#define __NR_getgroups32 115 /* Linux sparc32, vtrace under SunOS */ +#define __NR_gettimeofday 116 /* Common */ +#define __NR_getrusage 117 /* Common */ +#define __NR_getsockopt 118 /* Common */ +#define __NR_getcwd 119 /* Linux Specific */ +#define __NR_readv 120 /* Common */ +#define __NR_writev 121 /* Common */ +#define __NR_settimeofday 122 /* Common */ +#define __NR_fchown 123 /* Common */ +#define __NR_fchmod 124 /* Common */ +#define __NR_recvfrom 125 /* Common */ +#define __NR_setreuid 126 /* Common */ +#define __NR_setregid 127 /* Common */ +#define __NR_rename 128 /* Common */ +#define __NR_truncate 129 /* Common */ +#define __NR_ftruncate 130 /* Common */ +#define __NR_flock 131 /* Common */ +#define __NR_lstat64 132 /* Linux Specific */ +#define __NR_sendto 133 /* Common */ +#define __NR_shutdown 134 /* Common */ +#define __NR_socketpair 135 /* Common */ +#define __NR_mkdir 136 /* Common */ +#define __NR_rmdir 137 /* Common */ +#define __NR_utimes 138 /* SunOS Specific */ +#define __NR_stat64 139 /* Linux Specific */ +#define __NR_sendfile64 140 /* adjtime under SunOS */ +#define __NR_getpeername 141 /* Common */ +#define __NR_futex 142 /* gethostid under SunOS */ +#define __NR_gettid 143 /* ENOSYS under SunOS */ +#define __NR_getrlimit 144 /* Common */ +#define __NR_setrlimit 145 /* Common */ +#define __NR_pivot_root 146 /* Linux Specific, killpg under SunOS */ +#define __NR_prctl 147 /* ENOSYS under SunOS */ +#define __NR_pciconfig_read 148 /* ENOSYS under SunOS */ +#define __NR_pciconfig_write 149 /* ENOSYS under SunOS */ +#define __NR_getsockname 150 /* Common */ +#define __NR_inotify_init 151 /* Linux specific */ +#define __NR_inotify_add_watch 152 /* Linux specific */ +#define __NR_poll 153 /* Common */ +#define __NR_getdents64 154 /* Linux specific */ +#define __NR_fcntl64 155 /* Linux sparc32 Specific */ +#define __NR_inotify_rm_watch 156 /* Linux specific */ +#define __NR_statfs 157 /* Common */ +#define __NR_fstatfs 158 /* Common */ +#define __NR_umount 159 /* Common */ +#define __NR_sched_set_affinity 160 /* Linux specific, async_daemon under SunOS */ +#define __NR_sched_get_affinity 161 /* Linux specific, getfh under SunOS */ +#define __NR_getdomainname 162 /* SunOS Specific */ +#define __NR_setdomainname 163 /* Common */ +/* #define __NR_utrap_install 164 Linux sparc64 specific */ +#define __NR_quotactl 165 /* Common */ +#define __NR_set_tid_address 166 /* Linux specific, exportfs under SunOS */ +#define __NR_mount 167 /* Common */ +#define __NR_ustat 168 /* Common */ +#define __NR_setxattr 169 /* SunOS: semsys */ +#define __NR_lsetxattr 170 /* SunOS: msgsys */ +#define __NR_fsetxattr 171 /* SunOS: shmsys */ +#define __NR_getxattr 172 /* SunOS: auditsys */ +#define __NR_lgetxattr 173 /* SunOS: rfssys */ +#define __NR_getdents 174 /* Common */ +#define __NR_setsid 175 /* Common */ +#define __NR_fchdir 176 /* Common */ +#define __NR_fgetxattr 177 /* SunOS: fchroot */ +#define __NR_listxattr 178 /* SunOS: vpixsys */ +#define __NR_llistxattr 179 /* SunOS: aioread */ +#define __NR_flistxattr 180 /* SunOS: aiowrite */ +#define __NR_removexattr 181 /* SunOS: aiowait */ +#define __NR_lremovexattr 182 /* SunOS: aiocancel */ +#define __NR_sigpending 183 /* Common */ +#define __NR_query_module 184 /* Linux Specific */ +#define __NR_setpgid 185 /* Common */ +#define __NR_fremovexattr 186 /* SunOS: pathconf */ +#define __NR_tkill 187 /* SunOS: fpathconf */ +#define __NR_exit_group 188 /* Linux specific, sysconf undef SunOS */ +#define __NR_uname 189 /* Linux Specific */ +#define __NR_init_module 190 /* Linux Specific */ +#define __NR_personality 191 /* Linux Specific */ +#define __NR_remap_file_pages 192 /* Linux Specific */ +#define __NR_epoll_create 193 /* Linux Specific */ +#define __NR_epoll_ctl 194 /* Linux Specific */ +#define __NR_epoll_wait 195 /* Linux Specific */ +#define __NR_ioprio_set 196 /* Linux Specific */ +#define __NR_getppid 197 /* Linux Specific */ +#define __NR_sigaction 198 /* Linux Specific */ +#define __NR_sgetmask 199 /* Linux Specific */ +#define __NR_ssetmask 200 /* Linux Specific */ +#define __NR_sigsuspend 201 /* Linux Specific */ +#define __NR_oldlstat 202 /* Linux Specific */ +#define __NR_uselib 203 /* Linux Specific */ +#define __NR_readdir 204 /* Linux Specific */ +#define __NR_readahead 205 /* Linux Specific */ +#define __NR_socketcall 206 /* Linux Specific */ +#define __NR_syslog 207 /* Linux Specific */ +#define __NR_lookup_dcookie 208 /* Linux Specific */ +#define __NR_fadvise64 209 /* Linux Specific */ +#define __NR_fadvise64_64 210 /* Linux Specific */ +#define __NR_tgkill 211 /* Linux Specific */ +#define __NR_waitpid 212 /* Linux Specific */ +#define __NR_swapoff 213 /* Linux Specific */ +#define __NR_sysinfo 214 /* Linux Specific */ +#define __NR_ipc 215 /* Linux Specific */ +#define __NR_sigreturn 216 /* Linux Specific */ +#define __NR_clone 217 /* Linux Specific */ +#define __NR_ioprio_get 218 /* Linux Specific */ +#define __NR_adjtimex 219 /* Linux Specific */ +#define __NR_sigprocmask 220 /* Linux Specific */ +#define __NR_create_module 221 /* Linux Specific */ +#define __NR_delete_module 222 /* Linux Specific */ +#define __NR_get_kernel_syms 223 /* Linux Specific */ +#define __NR_getpgid 224 /* Linux Specific */ +#define __NR_bdflush 225 /* Linux Specific */ +#define __NR_sysfs 226 /* Linux Specific */ +#define __NR_afs_syscall 227 /* Linux Specific */ +#define __NR_setfsuid 228 /* Linux Specific */ +#define __NR_setfsgid 229 /* Linux Specific */ +#define __NR__newselect 230 /* Linux Specific */ +#define __NR_time 231 /* Linux Specific */ +#define __NR_splice 232 /* Linux Specific */ +#define __NR_stime 233 /* Linux Specific */ +#define __NR_statfs64 234 /* Linux Specific */ +#define __NR_fstatfs64 235 /* Linux Specific */ +#define __NR__llseek 236 /* Linux Specific */ +#define __NR_mlock 237 +#define __NR_munlock 238 +#define __NR_mlockall 239 +#define __NR_munlockall 240 +#define __NR_sched_setparam 241 +#define __NR_sched_getparam 242 +#define __NR_sched_setscheduler 243 +#define __NR_sched_getscheduler 244 +#define __NR_sched_yield 245 +#define __NR_sched_get_priority_max 246 +#define __NR_sched_get_priority_min 247 +#define __NR_sched_rr_get_interval 248 +#define __NR_nanosleep 249 +#define __NR_mremap 250 +#define __NR__sysctl 251 +#define __NR_getsid 252 +#define __NR_fdatasync 253 +#define __NR_nfsservctl 254 +#define __NR_sync_file_range 255 +#define __NR_clock_settime 256 +#define __NR_clock_gettime 257 +#define __NR_clock_getres 258 +#define __NR_clock_nanosleep 259 +#define __NR_sched_getaffinity 260 +#define __NR_sched_setaffinity 261 +#define __NR_timer_settime 262 +#define __NR_timer_gettime 263 +#define __NR_timer_getoverrun 264 +#define __NR_timer_delete 265 +#define __NR_timer_create 266 +/* #define __NR_vserver 267 Reserved for VSERVER */ +#define __NR_io_setup 268 +#define __NR_io_destroy 269 +#define __NR_io_submit 270 +#define __NR_io_cancel 271 +#define __NR_io_getevents 272 +#define __NR_mq_open 273 +#define __NR_mq_unlink 274 +#define __NR_mq_timedsend 275 +#define __NR_mq_timedreceive 276 +#define __NR_mq_notify 277 +#define __NR_mq_getsetattr 278 +#define __NR_waitid 279 +#define __NR_tee 280 +#define __NR_add_key 281 +#define __NR_request_key 282 +#define __NR_keyctl 283 +#define __NR_openat 284 +#define __NR_mkdirat 285 +#define __NR_mknodat 286 +#define __NR_fchownat 287 +#define __NR_futimesat 288 +#define __NR_fstatat64 289 +#define __NR_unlinkat 290 +#define __NR_renameat 291 +#define __NR_linkat 292 +#define __NR_symlinkat 293 +#define __NR_readlinkat 294 +#define __NR_fchmodat 295 +#define __NR_faccessat 296 +#define __NR_pselect6 297 +#define __NR_ppoll 298 +#define __NR_unshare 299 +#define __NR_set_robust_list 300 +#define __NR_get_robust_list 301 +#define __NR_migrate_pages 302 +#define __NR_mbind 303 +#define __NR_get_mempolicy 304 +#define __NR_set_mempolicy 305 +#define __NR_kexec_load 306 +#define __NR_move_pages 307 +#define __NR_getcpu 308 +#define __NR_epoll_pwait 309 +#define __NR_utimensat 310 +#define __NR_signalfd 311 +#define __NR_timerfd_create 312 +#define __NR_eventfd 313 +#define __NR_fallocate 314 +#define __NR_timerfd_settime 315 +#define __NR_timerfd_gettime 316 +#define __NR_signalfd4 317 +#define __NR_eventfd2 318 +#define __NR_epoll_create1 319 +#define __NR_dup3 320 +#define __NR_pipe2 321 +#define __NR_inotify_init1 322 + +#define NR_SYSCALLS 323 + +/* Sparc 32-bit only has the "setresuid32", "getresuid32" variants, + * it never had the plain ones and there is no value to adding those + * old versions into the syscall table. + */ +#define __IGNORE_setresuid +#define __IGNORE_getresuid +#define __IGNORE_setresgid +#define __IGNORE_getresgid + +#ifdef __KERNEL__ +#define __ARCH_WANT_IPC_PARSE_VERSION +#define __ARCH_WANT_OLD_READDIR +#define __ARCH_WANT_STAT64 +#define __ARCH_WANT_SYS_ALARM +#define __ARCH_WANT_SYS_GETHOSTNAME +#define __ARCH_WANT_SYS_PAUSE +#define __ARCH_WANT_SYS_SGETMASK +#define __ARCH_WANT_SYS_SIGNAL +#define __ARCH_WANT_SYS_TIME +#define __ARCH_WANT_SYS_UTIME +#define __ARCH_WANT_SYS_WAITPID +#define __ARCH_WANT_SYS_SOCKETCALL +#define __ARCH_WANT_SYS_FADVISE64 +#define __ARCH_WANT_SYS_GETPGRP +#define __ARCH_WANT_SYS_LLSEEK +#define __ARCH_WANT_SYS_NICE +#define __ARCH_WANT_SYS_OLDUMOUNT +#define __ARCH_WANT_SYS_SIGPENDING +#define __ARCH_WANT_SYS_SIGPROCMASK +#define __ARCH_WANT_SYS_RT_SIGSUSPEND + +/* + * "Conditional" syscalls + * + * What we want is __attribute__((weak,alias("sys_ni_syscall"))), + * but it doesn't work on all toolchains, so we just do it by hand + */ +#define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall") + +#endif /* __KERNEL__ */ +#endif /* _SPARC_UNISTD_H */ diff --git a/arch/sparc/include/asm/unistd_64.h b/arch/sparc/include/asm/unistd_64.h new file mode 100644 index 0000000..c5cc0e0 --- /dev/null +++ b/arch/sparc/include/asm/unistd_64.h @@ -0,0 +1,379 @@ +#ifndef _SPARC64_UNISTD_H +#define _SPARC64_UNISTD_H + +/* + * System calls under the Sparc. + * + * Don't be scared by the ugly clobbers, it is the only way I can + * think of right now to force the arguments into fixed registers + * before the trap into the system call with gcc 'asm' statements. + * + * Copyright (C) 1995, 2007 David S. Miller (davem@davemloft.net) + * + * SunOS compatibility based upon preliminary work which is: + * + * Copyright (C) 1995 Adrian M. Rodriguez (adrian@remus.rutgers.edu) + */ + +#define __NR_restart_syscall 0 /* Linux Specific */ +#define __NR_exit 1 /* Common */ +#define __NR_fork 2 /* Common */ +#define __NR_read 3 /* Common */ +#define __NR_write 4 /* Common */ +#define __NR_open 5 /* Common */ +#define __NR_close 6 /* Common */ +#define __NR_wait4 7 /* Common */ +#define __NR_creat 8 /* Common */ +#define __NR_link 9 /* Common */ +#define __NR_unlink 10 /* Common */ +#define __NR_execv 11 /* SunOS Specific */ +#define __NR_chdir 12 /* Common */ +#define __NR_chown 13 /* Common */ +#define __NR_mknod 14 /* Common */ +#define __NR_chmod 15 /* Common */ +#define __NR_lchown 16 /* Common */ +#define __NR_brk 17 /* Common */ +#define __NR_perfctr 18 /* Performance counter operations */ +#define __NR_lseek 19 /* Common */ +#define __NR_getpid 20 /* Common */ +#define __NR_capget 21 /* Linux Specific */ +#define __NR_capset 22 /* Linux Specific */ +#define __NR_setuid 23 /* Implemented via setreuid in SunOS */ +#define __NR_getuid 24 /* Common */ +#define __NR_vmsplice 25 /* ENOSYS under SunOS */ +#define __NR_ptrace 26 /* Common */ +#define __NR_alarm 27 /* Implemented via setitimer in SunOS */ +#define __NR_sigaltstack 28 /* Common */ +#define __NR_pause 29 /* Is sigblock(0)->sigpause() in SunOS */ +#define __NR_utime 30 /* Implemented via utimes() under SunOS */ +/* #define __NR_lchown32 31 Linux sparc32 specific */ +/* #define __NR_fchown32 32 Linux sparc32 specific */ +#define __NR_access 33 /* Common */ +#define __NR_nice 34 /* Implemented via get/setpriority() in SunOS */ +/* #define __NR_chown32 35 Linux sparc32 specific */ +#define __NR_sync 36 /* Common */ +#define __NR_kill 37 /* Common */ +#define __NR_stat 38 /* Common */ +#define __NR_sendfile 39 /* Linux Specific */ +#define __NR_lstat 40 /* Common */ +#define __NR_dup 41 /* Common */ +#define __NR_pipe 42 /* Common */ +#define __NR_times 43 /* Implemented via getrusage() in SunOS */ +/* #define __NR_getuid32 44 Linux sparc32 specific */ +#define __NR_umount2 45 /* Linux Specific */ +#define __NR_setgid 46 /* Implemented via setregid() in SunOS */ +#define __NR_getgid 47 /* Common */ +#define __NR_signal 48 /* Implemented via sigvec() in SunOS */ +#define __NR_geteuid 49 /* SunOS calls getuid() */ +#define __NR_getegid 50 /* SunOS calls getgid() */ +#define __NR_acct 51 /* Common */ +#define __NR_memory_ordering 52 /* Linux Specific */ +/* #define __NR_getgid32 53 Linux sparc32 specific */ +#define __NR_ioctl 54 /* Common */ +#define __NR_reboot 55 /* Common */ +/* #define __NR_mmap2 56 Linux sparc32 Specific */ +#define __NR_symlink 57 /* Common */ +#define __NR_readlink 58 /* Common */ +#define __NR_execve 59 /* Common */ +#define __NR_umask 60 /* Common */ +#define __NR_chroot 61 /* Common */ +#define __NR_fstat 62 /* Common */ +#define __NR_fstat64 63 /* Linux Specific */ +#define __NR_getpagesize 64 /* Common */ +#define __NR_msync 65 /* Common in newer 1.3.x revs... */ +#define __NR_vfork 66 /* Common */ +#define __NR_pread64 67 /* Linux Specific */ +#define __NR_pwrite64 68 /* Linux Specific */ +/* #define __NR_geteuid32 69 Linux sparc32, sbrk under SunOS */ +/* #define __NR_getegid32 70 Linux sparc32, sstk under SunOS */ +#define __NR_mmap 71 /* Common */ +/* #define __NR_setreuid32 72 Linux sparc32, vadvise under SunOS */ +#define __NR_munmap 73 /* Common */ +#define __NR_mprotect 74 /* Common */ +#define __NR_madvise 75 /* Common */ +#define __NR_vhangup 76 /* Common */ +/* #define __NR_truncate64 77 Linux sparc32 Specific */ +#define __NR_mincore 78 /* Common */ +#define __NR_getgroups 79 /* Common */ +#define __NR_setgroups 80 /* Common */ +#define __NR_getpgrp 81 /* Common */ +/* #define __NR_setgroups32 82 Linux sparc32, setpgrp under SunOS */ +#define __NR_setitimer 83 /* Common */ +/* #define __NR_ftruncate64 84 Linux sparc32 Specific */ +#define __NR_swapon 85 /* Common */ +#define __NR_getitimer 86 /* Common */ +/* #define __NR_setuid32 87 Linux sparc32, gethostname under SunOS */ +#define __NR_sethostname 88 /* Common */ +/* #define __NR_setgid32 89 Linux sparc32, getdtablesize under SunOS */ +#define __NR_dup2 90 /* Common */ +/* #define __NR_setfsuid32 91 Linux sparc32, getdopt under SunOS */ +#define __NR_fcntl 92 /* Common */ +#define __NR_select 93 /* Common */ +/* #define __NR_setfsgid32 94 Linux sparc32, setdopt under SunOS */ +#define __NR_fsync 95 /* Common */ +#define __NR_setpriority 96 /* Common */ +#define __NR_socket 97 /* Common */ +#define __NR_connect 98 /* Common */ +#define __NR_accept 99 /* Common */ +#define __NR_getpriority 100 /* Common */ +#define __NR_rt_sigreturn 101 /* Linux Specific */ +#define __NR_rt_sigaction 102 /* Linux Specific */ +#define __NR_rt_sigprocmask 103 /* Linux Specific */ +#define __NR_rt_sigpending 104 /* Linux Specific */ +#define __NR_rt_sigtimedwait 105 /* Linux Specific */ +#define __NR_rt_sigqueueinfo 106 /* Linux Specific */ +#define __NR_rt_sigsuspend 107 /* Linux Specific */ +#define __NR_setresuid 108 /* Linux Specific, sigvec under SunOS */ +#define __NR_getresuid 109 /* Linux Specific, sigblock under SunOS */ +#define __NR_setresgid 110 /* Linux Specific, sigsetmask under SunOS */ +#define __NR_getresgid 111 /* Linux Specific, sigpause under SunOS */ +/* #define __NR_setregid32 75 Linux sparc32, sigstack under SunOS */ +#define __NR_recvmsg 113 /* Common */ +#define __NR_sendmsg 114 /* Common */ +/* #define __NR_getgroups32 115 Linux sparc32, vtrace under SunOS */ +#define __NR_gettimeofday 116 /* Common */ +#define __NR_getrusage 117 /* Common */ +#define __NR_getsockopt 118 /* Common */ +#define __NR_getcwd 119 /* Linux Specific */ +#define __NR_readv 120 /* Common */ +#define __NR_writev 121 /* Common */ +#define __NR_settimeofday 122 /* Common */ +#define __NR_fchown 123 /* Common */ +#define __NR_fchmod 124 /* Common */ +#define __NR_recvfrom 125 /* Common */ +#define __NR_setreuid 126 /* Common */ +#define __NR_setregid 127 /* Common */ +#define __NR_rename 128 /* Common */ +#define __NR_truncate 129 /* Common */ +#define __NR_ftruncate 130 /* Common */ +#define __NR_flock 131 /* Common */ +#define __NR_lstat64 132 /* Linux Specific */ +#define __NR_sendto 133 /* Common */ +#define __NR_shutdown 134 /* Common */ +#define __NR_socketpair 135 /* Common */ +#define __NR_mkdir 136 /* Common */ +#define __NR_rmdir 137 /* Common */ +#define __NR_utimes 138 /* SunOS Specific */ +#define __NR_stat64 139 /* Linux Specific */ +#define __NR_sendfile64 140 /* adjtime under SunOS */ +#define __NR_getpeername 141 /* Common */ +#define __NR_futex 142 /* gethostid under SunOS */ +#define __NR_gettid 143 /* ENOSYS under SunOS */ +#define __NR_getrlimit 144 /* Common */ +#define __NR_setrlimit 145 /* Common */ +#define __NR_pivot_root 146 /* Linux Specific, killpg under SunOS */ +#define __NR_prctl 147 /* ENOSYS under SunOS */ +#define __NR_pciconfig_read 148 /* ENOSYS under SunOS */ +#define __NR_pciconfig_write 149 /* ENOSYS under SunOS */ +#define __NR_getsockname 150 /* Common */ +#define __NR_inotify_init 151 /* Linux specific */ +#define __NR_inotify_add_watch 152 /* Linux specific */ +#define __NR_poll 153 /* Common */ +#define __NR_getdents64 154 /* Linux specific */ +/* #define __NR_fcntl64 155 Linux sparc32 Specific */ +#define __NR_inotify_rm_watch 156 /* Linux specific */ +#define __NR_statfs 157 /* Common */ +#define __NR_fstatfs 158 /* Common */ +#define __NR_umount 159 /* Common */ +#define __NR_sched_set_affinity 160 /* Linux specific, async_daemon under SunOS */ +#define __NR_sched_get_affinity 161 /* Linux specific, getfh under SunOS */ +#define __NR_getdomainname 162 /* SunOS Specific */ +#define __NR_setdomainname 163 /* Common */ +#define __NR_utrap_install 164 /* SYSV ABI/v9 required */ +#define __NR_quotactl 165 /* Common */ +#define __NR_set_tid_address 166 /* Linux specific, exportfs under SunOS */ +#define __NR_mount 167 /* Common */ +#define __NR_ustat 168 /* Common */ +#define __NR_setxattr 169 /* SunOS: semsys */ +#define __NR_lsetxattr 170 /* SunOS: msgsys */ +#define __NR_fsetxattr 171 /* SunOS: shmsys */ +#define __NR_getxattr 172 /* SunOS: auditsys */ +#define __NR_lgetxattr 173 /* SunOS: rfssys */ +#define __NR_getdents 174 /* Common */ +#define __NR_setsid 175 /* Common */ +#define __NR_fchdir 176 /* Common */ +#define __NR_fgetxattr 177 /* SunOS: fchroot */ +#define __NR_listxattr 178 /* SunOS: vpixsys */ +#define __NR_llistxattr 179 /* SunOS: aioread */ +#define __NR_flistxattr 180 /* SunOS: aiowrite */ +#define __NR_removexattr 181 /* SunOS: aiowait */ +#define __NR_lremovexattr 182 /* SunOS: aiocancel */ +#define __NR_sigpending 183 /* Common */ +#define __NR_query_module 184 /* Linux Specific */ +#define __NR_setpgid 185 /* Common */ +#define __NR_fremovexattr 186 /* SunOS: pathconf */ +#define __NR_tkill 187 /* SunOS: fpathconf */ +#define __NR_exit_group 188 /* Linux specific, sysconf undef SunOS */ +#define __NR_uname 189 /* Linux Specific */ +#define __NR_init_module 190 /* Linux Specific */ +#define __NR_personality 191 /* Linux Specific */ +#define __NR_remap_file_pages 192 /* Linux Specific */ +#define __NR_epoll_create 193 /* Linux Specific */ +#define __NR_epoll_ctl 194 /* Linux Specific */ +#define __NR_epoll_wait 195 /* Linux Specific */ +#define __NR_ioprio_set 196 /* Linux Specific */ +#define __NR_getppid 197 /* Linux Specific */ +#define __NR_sigaction 198 /* Linux Specific */ +#define __NR_sgetmask 199 /* Linux Specific */ +#define __NR_ssetmask 200 /* Linux Specific */ +#define __NR_sigsuspend 201 /* Linux Specific */ +#define __NR_oldlstat 202 /* Linux Specific */ +#define __NR_uselib 203 /* Linux Specific */ +#define __NR_readdir 204 /* Linux Specific */ +#define __NR_readahead 205 /* Linux Specific */ +#define __NR_socketcall 206 /* Linux Specific */ +#define __NR_syslog 207 /* Linux Specific */ +#define __NR_lookup_dcookie 208 /* Linux Specific */ +#define __NR_fadvise64 209 /* Linux Specific */ +#define __NR_fadvise64_64 210 /* Linux Specific */ +#define __NR_tgkill 211 /* Linux Specific */ +#define __NR_waitpid 212 /* Linux Specific */ +#define __NR_swapoff 213 /* Linux Specific */ +#define __NR_sysinfo 214 /* Linux Specific */ +#define __NR_ipc 215 /* Linux Specific */ +#define __NR_sigreturn 216 /* Linux Specific */ +#define __NR_clone 217 /* Linux Specific */ +#define __NR_ioprio_get 218 /* Linux Specific */ +#define __NR_adjtimex 219 /* Linux Specific */ +#define __NR_sigprocmask 220 /* Linux Specific */ +#define __NR_create_module 221 /* Linux Specific */ +#define __NR_delete_module 222 /* Linux Specific */ +#define __NR_get_kernel_syms 223 /* Linux Specific */ +#define __NR_getpgid 224 /* Linux Specific */ +#define __NR_bdflush 225 /* Linux Specific */ +#define __NR_sysfs 226 /* Linux Specific */ +#define __NR_afs_syscall 227 /* Linux Specific */ +#define __NR_setfsuid 228 /* Linux Specific */ +#define __NR_setfsgid 229 /* Linux Specific */ +#define __NR__newselect 230 /* Linux Specific */ +#ifdef __KERNEL__ +#define __NR_time 231 /* Linux sparc32 */ +#endif +#define __NR_splice 232 /* Linux Specific */ +#define __NR_stime 233 /* Linux Specific */ +#define __NR_statfs64 234 /* Linux Specific */ +#define __NR_fstatfs64 235 /* Linux Specific */ +#define __NR__llseek 236 /* Linux Specific */ +#define __NR_mlock 237 +#define __NR_munlock 238 +#define __NR_mlockall 239 +#define __NR_munlockall 240 +#define __NR_sched_setparam 241 +#define __NR_sched_getparam 242 +#define __NR_sched_setscheduler 243 +#define __NR_sched_getscheduler 244 +#define __NR_sched_yield 245 +#define __NR_sched_get_priority_max 246 +#define __NR_sched_get_priority_min 247 +#define __NR_sched_rr_get_interval 248 +#define __NR_nanosleep 249 +#define __NR_mremap 250 +#define __NR__sysctl 251 +#define __NR_getsid 252 +#define __NR_fdatasync 253 +#define __NR_nfsservctl 254 +#define __NR_sync_file_range 255 +#define __NR_clock_settime 256 +#define __NR_clock_gettime 257 +#define __NR_clock_getres 258 +#define __NR_clock_nanosleep 259 +#define __NR_sched_getaffinity 260 +#define __NR_sched_setaffinity 261 +#define __NR_timer_settime 262 +#define __NR_timer_gettime 263 +#define __NR_timer_getoverrun 264 +#define __NR_timer_delete 265 +#define __NR_timer_create 266 +/* #define __NR_vserver 267 Reserved for VSERVER */ +#define __NR_io_setup 268 +#define __NR_io_destroy 269 +#define __NR_io_submit 270 +#define __NR_io_cancel 271 +#define __NR_io_getevents 272 +#define __NR_mq_open 273 +#define __NR_mq_unlink 274 +#define __NR_mq_timedsend 275 +#define __NR_mq_timedreceive 276 +#define __NR_mq_notify 277 +#define __NR_mq_getsetattr 278 +#define __NR_waitid 279 +#define __NR_tee 280 +#define __NR_add_key 281 +#define __NR_request_key 282 +#define __NR_keyctl 283 +#define __NR_openat 284 +#define __NR_mkdirat 285 +#define __NR_mknodat 286 +#define __NR_fchownat 287 +#define __NR_futimesat 288 +#define __NR_fstatat64 289 +#define __NR_unlinkat 290 +#define __NR_renameat 291 +#define __NR_linkat 292 +#define __NR_symlinkat 293 +#define __NR_readlinkat 294 +#define __NR_fchmodat 295 +#define __NR_faccessat 296 +#define __NR_pselect6 297 +#define __NR_ppoll 298 +#define __NR_unshare 299 +#define __NR_set_robust_list 300 +#define __NR_get_robust_list 301 +#define __NR_migrate_pages 302 +#define __NR_mbind 303 +#define __NR_get_mempolicy 304 +#define __NR_set_mempolicy 305 +#define __NR_kexec_load 306 +#define __NR_move_pages 307 +#define __NR_getcpu 308 +#define __NR_epoll_pwait 309 +#define __NR_utimensat 310 +#define __NR_signalfd 311 +#define __NR_timerfd_create 312 +#define __NR_eventfd 313 +#define __NR_fallocate 314 +#define __NR_timerfd_settime 315 +#define __NR_timerfd_gettime 316 +#define __NR_signalfd4 317 +#define __NR_eventfd2 318 +#define __NR_epoll_create1 319 +#define __NR_dup3 320 +#define __NR_pipe2 321 +#define __NR_inotify_init1 322 + +#define NR_SYSCALLS 323 + +#ifdef __KERNEL__ +#define __ARCH_WANT_IPC_PARSE_VERSION +#define __ARCH_WANT_OLD_READDIR +#define __ARCH_WANT_STAT64 +#define __ARCH_WANT_SYS_ALARM +#define __ARCH_WANT_SYS_GETHOSTNAME +#define __ARCH_WANT_SYS_PAUSE +#define __ARCH_WANT_SYS_SGETMASK +#define __ARCH_WANT_SYS_SIGNAL +#define __ARCH_WANT_SYS_TIME +#define __ARCH_WANT_COMPAT_SYS_TIME +#define __ARCH_WANT_SYS_UTIME +#define __ARCH_WANT_SYS_WAITPID +#define __ARCH_WANT_SYS_SOCKETCALL +#define __ARCH_WANT_SYS_FADVISE64 +#define __ARCH_WANT_SYS_GETPGRP +#define __ARCH_WANT_SYS_LLSEEK +#define __ARCH_WANT_SYS_NICE +#define __ARCH_WANT_SYS_OLDUMOUNT +#define __ARCH_WANT_SYS_SIGPENDING +#define __ARCH_WANT_SYS_SIGPROCMASK +#define __ARCH_WANT_SYS_RT_SIGSUSPEND +#define __ARCH_WANT_COMPAT_SYS_RT_SIGSUSPEND + +/* + * "Conditional" syscalls + * + * What we want is __attribute__((weak,alias("sys_ni_syscall"))), + * but it doesn't work on all toolchains, so we just do it by hand + */ +#define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall") + +#endif /* __KERNEL__ */ +#endif /* _SPARC64_UNISTD_H */ diff --git a/arch/sparc/include/asm/upa.h b/arch/sparc/include/asm/upa.h new file mode 100644 index 0000000..5b16332 --- /dev/null +++ b/arch/sparc/include/asm/upa.h @@ -0,0 +1,109 @@ +#ifndef _SPARC64_UPA_H +#define _SPARC64_UPA_H + +#include <asm/asi.h> + +/* UPA level registers and defines. */ + +/* UPA Config Register */ +#define UPA_CONFIG_RESV 0xffffffffc0000000 /* Reserved. */ +#define UPA_CONFIG_PCON 0x000000003fc00000 /* Depth of various sys queues. */ +#define UPA_CONFIG_MID 0x00000000003e0000 /* Module ID. */ +#define UPA_CONFIG_PCAP 0x000000000001ffff /* Port Capabilities. */ + +/* UPA Port ID Register */ +#define UPA_PORTID_FNP 0xff00000000000000 /* Hardcoded to 0xfc on ultra. */ +#define UPA_PORTID_RESV 0x00fffff800000000 /* Reserved. */ +#define UPA_PORTID_ECCVALID 0x0000000400000000 /* Zero if mod can generate ECC */ +#define UPA_PORTID_ONEREAD 0x0000000200000000 /* Set if mod generates P_RASB */ +#define UPA_PORTID_PINTRDQ 0x0000000180000000 /* # outstanding P_INT_REQ's */ +#define UPA_PORTID_PREQDQ 0x000000007e000000 /* slave-wr's to mod supported */ +#define UPA_PORTID_PREQRD 0x0000000001e00000 /* # incoming P_REQ's supported */ +#define UPA_PORTID_UPACAP 0x00000000001f0000 /* UPA capabilities of mod */ +#define UPA_PORTID_ID 0x000000000000ffff /* Module Identification bits */ + +/* UPA I/O space accessors */ +#if defined(__KERNEL__) && !defined(__ASSEMBLY__) +static inline unsigned char _upa_readb(unsigned long addr) +{ + unsigned char ret; + + __asm__ __volatile__("lduba\t[%1] %2, %0\t/* upa_readb */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); + + return ret; +} + +static inline unsigned short _upa_readw(unsigned long addr) +{ + unsigned short ret; + + __asm__ __volatile__("lduha\t[%1] %2, %0\t/* upa_readw */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); + + return ret; +} + +static inline unsigned int _upa_readl(unsigned long addr) +{ + unsigned int ret; + + __asm__ __volatile__("lduwa\t[%1] %2, %0\t/* upa_readl */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); + + return ret; +} + +static inline unsigned long _upa_readq(unsigned long addr) +{ + unsigned long ret; + + __asm__ __volatile__("ldxa\t[%1] %2, %0\t/* upa_readq */" + : "=r" (ret) + : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); + + return ret; +} + +static inline void _upa_writeb(unsigned char b, unsigned long addr) +{ + __asm__ __volatile__("stba\t%0, [%1] %2\t/* upa_writeb */" + : /* no outputs */ + : "r" (b), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); +} + +static inline void _upa_writew(unsigned short w, unsigned long addr) +{ + __asm__ __volatile__("stha\t%0, [%1] %2\t/* upa_writew */" + : /* no outputs */ + : "r" (w), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); +} + +static inline void _upa_writel(unsigned int l, unsigned long addr) +{ + __asm__ __volatile__("stwa\t%0, [%1] %2\t/* upa_writel */" + : /* no outputs */ + : "r" (l), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); +} + +static inline void _upa_writeq(unsigned long q, unsigned long addr) +{ + __asm__ __volatile__("stxa\t%0, [%1] %2\t/* upa_writeq */" + : /* no outputs */ + : "r" (q), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); +} + +#define upa_readb(__addr) (_upa_readb((unsigned long)(__addr))) +#define upa_readw(__addr) (_upa_readw((unsigned long)(__addr))) +#define upa_readl(__addr) (_upa_readl((unsigned long)(__addr))) +#define upa_readq(__addr) (_upa_readq((unsigned long)(__addr))) +#define upa_writeb(__b, __addr) (_upa_writeb((__b), (unsigned long)(__addr))) +#define upa_writew(__w, __addr) (_upa_writew((__w), (unsigned long)(__addr))) +#define upa_writel(__l, __addr) (_upa_writel((__l), (unsigned long)(__addr))) +#define upa_writeq(__q, __addr) (_upa_writeq((__q), (unsigned long)(__addr))) +#endif /* __KERNEL__ && !__ASSEMBLY__ */ + +#endif /* !(_SPARC64_UPA_H) */ diff --git a/arch/sparc/include/asm/user.h b/arch/sparc/include/asm/user.h new file mode 100644 index 0000000..3400ea8 --- /dev/null +++ b/arch/sparc/include/asm/user.h @@ -0,0 +1,6 @@ +#ifndef _SPARC_USER_H +#define _SPARC_USER_H + +/* Nothing to define. */ + +#endif /* !(_SPARC_USER_H) */ diff --git a/arch/sparc/include/asm/utrap.h b/arch/sparc/include/asm/utrap.h new file mode 100644 index 0000000..b10e527 --- /dev/null +++ b/arch/sparc/include/asm/utrap.h @@ -0,0 +1,51 @@ +/* + * include/asm/utrap.h + * + * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz) + */ + +#ifndef __ASM_SPARC64_UTRAP_H +#define __ASM_SPARC64_UTRAP_H + +#define UT_INSTRUCTION_EXCEPTION 1 +#define UT_INSTRUCTION_ERROR 2 +#define UT_INSTRUCTION_PROTECTION 3 +#define UT_ILLTRAP_INSTRUCTION 4 +#define UT_ILLEGAL_INSTRUCTION 5 +#define UT_PRIVILEGED_OPCODE 6 +#define UT_FP_DISABLED 7 +#define UT_FP_EXCEPTION_IEEE_754 8 +#define UT_FP_EXCEPTION_OTHER 9 +#define UT_TAG_OVERVIEW 10 +#define UT_DIVISION_BY_ZERO 11 +#define UT_DATA_EXCEPTION 12 +#define UT_DATA_ERROR 13 +#define UT_DATA_PROTECTION 14 +#define UT_MEM_ADDRESS_NOT_ALIGNED 15 +#define UT_PRIVILEGED_ACTION 16 +#define UT_ASYNC_DATA_ERROR 17 +#define UT_TRAP_INSTRUCTION_16 18 +#define UT_TRAP_INSTRUCTION_17 19 +#define UT_TRAP_INSTRUCTION_18 20 +#define UT_TRAP_INSTRUCTION_19 21 +#define UT_TRAP_INSTRUCTION_20 22 +#define UT_TRAP_INSTRUCTION_21 23 +#define UT_TRAP_INSTRUCTION_22 24 +#define UT_TRAP_INSTRUCTION_23 25 +#define UT_TRAP_INSTRUCTION_24 26 +#define UT_TRAP_INSTRUCTION_25 27 +#define UT_TRAP_INSTRUCTION_26 28 +#define UT_TRAP_INSTRUCTION_27 29 +#define UT_TRAP_INSTRUCTION_28 30 +#define UT_TRAP_INSTRUCTION_29 31 +#define UT_TRAP_INSTRUCTION_30 32 +#define UT_TRAP_INSTRUCTION_31 33 + +#define UTH_NOCHANGE (-1) + +#ifndef __ASSEMBLY__ +typedef int utrap_entry_t; +typedef void *utrap_handler_t; +#endif /* __ASSEMBLY__ */ + +#endif /* !(__ASM_SPARC64_PROCESSOR_H) */ diff --git a/arch/sparc/include/asm/vac-ops.h b/arch/sparc/include/asm/vac-ops.h new file mode 100644 index 0000000..d105276 --- /dev/null +++ b/arch/sparc/include/asm/vac-ops.h @@ -0,0 +1,134 @@ +#ifndef _SPARC_VAC_OPS_H +#define _SPARC_VAC_OPS_H + +/* vac-ops.h: Inline assembly routines to do operations on the Sparc + * VAC (virtual address cache) for the sun4c. + * + * Copyright (C) 1994, David S. Miller (davem@caip.rutgers.edu) + */ + +#include <asm/sysen.h> +#include <asm/contregs.h> +#include <asm/asi.h> + +/* The SUN4C models have a virtually addressed write-through + * cache. + * + * The cache tags are directly accessible through an ASI and + * each have the form: + * + * ------------------------------------------------------------ + * | MBZ | CONTEXT | WRITE | PRIV | VALID | MBZ | TagID | MBZ | + * ------------------------------------------------------------ + * 31 25 24 22 21 20 19 18 16 15 2 1 0 + * + * MBZ: These bits are either unused and/or reserved and should + * be written as zeroes. + * + * CONTEXT: Records the context to which this cache line belongs. + * + * WRITE: A copy of the writable bit from the mmu pte access bits. + * + * PRIV: A copy of the privileged bit from the pte access bits. + * + * VALID: If set, this line is valid, else invalid. + * + * TagID: Fourteen bits of tag ID. + * + * Every virtual address is seen by the cache like this: + * + * ---------------------------------------- + * | RESV | TagID | LINE | BYTE-in-LINE | + * ---------------------------------------- + * 31 30 29 16 15 4 3 0 + * + * RESV: Unused/reserved. + * + * TagID: Used to match the Tag-ID in that vac tags. + * + * LINE: Which line within the cache + * + * BYTE-in-LINE: Which byte within the cache line. + */ + +/* Sun4c VAC Tags */ +#define S4CVACTAG_CID 0x01c00000 +#define S4CVACTAG_W 0x00200000 +#define S4CVACTAG_P 0x00100000 +#define S4CVACTAG_V 0x00080000 +#define S4CVACTAG_TID 0x0000fffc + +/* Sun4c VAC Virtual Address */ +/* These aren't used, why bother? (Anton) */ +#if 0 +#define S4CVACVA_TID 0x3fff0000 +#define S4CVACVA_LINE 0x0000fff0 +#define S4CVACVA_BIL 0x0000000f +#endif + +/* The indexing of cache lines creates a problem. Because the line + * field of a virtual address extends past the page offset within + * the virtual address it is possible to have what are called + * 'bad aliases' which will create inconsistencies. So we must make + * sure that within a context that if a physical page is mapped + * more than once, that 'extra' line bits are the same. If this is + * not the case, and thus is a 'bad alias' we must turn off the + * cacheable bit in the pte's of all such pages. + */ + +#ifdef CONFIG_SUN4 +#define S4CVAC_BADBITS 0x0001e000 +#else +#define S4CVAC_BADBITS 0x0000f000 +#endif + +/* The following is true if vaddr1 and vaddr2 would cause + * a 'bad alias'. + */ +#define S4CVAC_BADALIAS(vaddr1, vaddr2) \ + ((((unsigned long) (vaddr1)) ^ ((unsigned long) (vaddr2))) & \ + (S4CVAC_BADBITS)) + +/* The following structure describes the characteristics of a sun4c + * VAC as probed from the prom during boot time. + */ +struct sun4c_vac_props { + unsigned int num_bytes; /* Size of the cache */ + unsigned int num_lines; /* Number of cache lines */ + unsigned int do_hwflushes; /* Hardware flushing available? */ + enum { VAC_NONE, VAC_WRITE_THROUGH, + VAC_WRITE_BACK } type; /* What type of VAC? */ + unsigned int linesize; /* Size of each line in bytes */ + unsigned int log2lsize; /* log2(linesize) */ + unsigned int on; /* VAC is enabled */ +}; + +extern struct sun4c_vac_props sun4c_vacinfo; + +/* sun4c_enable_vac() enables the sun4c virtual address cache. */ +static inline void sun4c_enable_vac(void) +{ + __asm__ __volatile__("lduba [%0] %1, %%g1\n\t" + "or %%g1, %2, %%g1\n\t" + "stba %%g1, [%0] %1\n\t" + : /* no outputs */ + : "r" ((unsigned int) AC_SENABLE), + "i" (ASI_CONTROL), "i" (SENABLE_CACHE) + : "g1", "memory"); + sun4c_vacinfo.on = 1; +} + +/* sun4c_disable_vac() disables the virtual address cache. */ +static inline void sun4c_disable_vac(void) +{ + __asm__ __volatile__("lduba [%0] %1, %%g1\n\t" + "andn %%g1, %2, %%g1\n\t" + "stba %%g1, [%0] %1\n\t" + : /* no outputs */ + : "r" ((unsigned int) AC_SENABLE), + "i" (ASI_CONTROL), "i" (SENABLE_CACHE) + : "g1", "memory"); + sun4c_vacinfo.on = 0; +} + +#endif /* !(_SPARC_VAC_OPS_H) */ diff --git a/arch/sparc/include/asm/vaddrs.h b/arch/sparc/include/asm/vaddrs.h new file mode 100644 index 0000000..541e137 --- /dev/null +++ b/arch/sparc/include/asm/vaddrs.h @@ -0,0 +1,64 @@ +#ifndef _SPARC_VADDRS_H +#define _SPARC_VADDRS_H + +#include <asm/head.h> + +/* + * asm/vaddrs.h: Here we define the virtual addresses at + * which important things will be mapped. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + * Copyright (C) 2000 Anton Blanchard (anton@samba.org) + */ + +#define SRMMU_MAXMEM 0x0c000000 + +#define SRMMU_NOCACHE_VADDR (KERNBASE + SRMMU_MAXMEM) + /* = 0x0fc000000 */ +/* XXX Empiricals - this needs to go away - KMW */ +#define SRMMU_MIN_NOCACHE_PAGES (550) +#define SRMMU_MAX_NOCACHE_PAGES (1280) + +/* The following constant is used in mm/srmmu.c::srmmu_nocache_calcsize() + * to determine the amount of memory that will be reserved as nocache: + * + * 256 pages will be taken as nocache per each + * SRMMU_NOCACHE_ALCRATIO MB of system memory. + * + * limits enforced: nocache minimum = 256 pages + * nocache maximum = 1280 pages + */ +#define SRMMU_NOCACHE_ALCRATIO 64 /* 256 pages per 64MB of system RAM */ + +#define SUN4M_IOBASE_VADDR 0xfd000000 /* Base for mapping pages */ +#define IOBASE_VADDR 0xfe000000 +#define IOBASE_END 0xfe600000 + +/* + * On the sun4/4c we need a place + * to reliably map locked down kernel data. This includes the + * task_struct and kernel stack pages of each process plus the + * scsi buffers during dvma IO transfers, also the floppy buffers + * during pseudo dma which runs with traps off (no faults allowed). + * Some quick calculations yield: + * NR_TASKS <512> * (3 * PAGE_SIZE) == 0x600000 + * Subtract this from 0xc00000 and you get 0x927C0 of vm left + * over to map SCSI dvma + floppy pseudo-dma buffers. So be + * careful if you change NR_TASKS or else there won't be enough + * room for it all. + */ +#define SUN4C_LOCK_VADDR 0xff000000 +#define SUN4C_LOCK_END 0xffc00000 + +#define KADB_DEBUGGER_BEGVM 0xffc00000 /* Where kern debugger is in virt-mem */ +#define KADB_DEBUGGER_ENDVM 0xffd00000 +#define DEBUG_FIRSTVADDR KADB_DEBUGGER_BEGVM +#define DEBUG_LASTVADDR KADB_DEBUGGER_ENDVM + +#define LINUX_OPPROM_BEGVM 0xffd00000 +#define LINUX_OPPROM_ENDVM 0xfff00000 + +#define DVMA_VADDR 0xfff00000 /* Base area of the DVMA on suns */ +#define DVMA_END 0xfffc0000 + +#endif /* !(_SPARC_VADDRS_H) */ diff --git a/arch/sparc/include/asm/vfc_ioctls.h b/arch/sparc/include/asm/vfc_ioctls.h new file mode 100644 index 0000000..af8b690 --- /dev/null +++ b/arch/sparc/include/asm/vfc_ioctls.h @@ -0,0 +1,58 @@ +/* Copyright (c) 1996 by Manish Vachharajani */ + +#ifndef _LINUX_VFC_IOCTLS_H_ +#define _LINUX_VFC_IOCTLS_H_ + + /* IOCTLs */ +#define VFC_IOCTL(a) (('j' << 8) | a) +#define VFCGCTRL (VFC_IOCTL (0)) /* get vfc attributes */ +#define VFCSCTRL (VFC_IOCTL (1)) /* set vfc attributes */ +#define VFCGVID (VFC_IOCTL (2)) /* get video decoder attributes */ +#define VFCSVID (VFC_IOCTL (3)) /* set video decoder attributes */ +#define VFCHUE (VFC_IOCTL (4)) /* set hue */ +#define VFCPORTCHG (VFC_IOCTL (5)) /* change port */ +#define VFCRDINFO (VFC_IOCTL (6)) /* read info */ + + /* Options for setting the vfc attributes and status */ +#define MEMPRST 0x1 /* reset FIFO ptr. */ +#define CAPTRCMD 0x2 /* start capture and wait */ +#define DIAGMODE 0x3 /* diag mode */ +#define NORMMODE 0x4 /* normal mode */ +#define CAPTRSTR 0x5 /* start capture */ +#define CAPTRWAIT 0x6 /* wait for capture to finish */ + + + /* Options for the decoder */ +#define STD_NTSC 0x1 /* NTSC mode */ +#define STD_PAL 0x2 /* PAL mode */ +#define COLOR_ON 0x3 /* force color ON */ +#define MONO 0x4 /* force color OFF */ + + /* Values returned by ioctl 2 */ + +#define NO_LOCK 1 +#define NTSC_COLOR 2 +#define NTSC_NOCOLOR 3 +#define PAL_COLOR 4 +#define PAL_NOCOLOR 5 + +/* Not too sure what this does yet */ + /* Options for setting Field number */ +#define ODD_FIELD 0x1 +#define EVEN_FIELD 0x0 +#define ACTIVE_ONLY 0x2 +#define NON_ACTIVE 0x0 + +/* Debug options */ +#define VFC_I2C_SEND 0 +#define VFC_I2C_RECV 1 + +struct vfc_debug_inout +{ + unsigned long addr; + unsigned long ret; + unsigned long len; + unsigned char __user *buffer; +}; + +#endif /* _LINUX_VFC_IOCTLS_H_ */ diff --git a/arch/sparc/include/asm/vga.h b/arch/sparc/include/asm/vga.h new file mode 100644 index 0000000..c69d5b2 --- /dev/null +++ b/arch/sparc/include/asm/vga.h @@ -0,0 +1,33 @@ +/* + * Access to VGA videoram + * + * (c) 1998 Martin Mares <mj@ucw.cz> + */ + +#ifndef _LINUX_ASM_VGA_H_ +#define _LINUX_ASM_VGA_H_ + +#include <asm/types.h> + +#define VT_BUF_HAVE_RW + +#undef scr_writew +#undef scr_readw + +static inline void scr_writew(u16 val, u16 *addr) +{ + BUG_ON((long) addr >= 0); + + *addr = val; +} + +static inline u16 scr_readw(const u16 *addr) +{ + BUG_ON((long) addr >= 0); + + return *addr; +} + +#define VGA_MAP_MEM(x,s) (x) + +#endif diff --git a/arch/sparc/include/asm/viking.h b/arch/sparc/include/asm/viking.h new file mode 100644 index 0000000..989930a --- /dev/null +++ b/arch/sparc/include/asm/viking.h @@ -0,0 +1,253 @@ +/* + * viking.h: Defines specific to the GNU/Viking MBUS module. + * This is SRMMU stuff. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ +#ifndef _SPARC_VIKING_H +#define _SPARC_VIKING_H + +#include <asm/asi.h> +#include <asm/mxcc.h> +#include <asm/pgtsrmmu.h> + +/* Bits in the SRMMU control register for GNU/Viking modules. + * + * ----------------------------------------------------------- + * |impl-vers| RSV |TC|AC|SP|BM|PC|MBM|SB|IC|DC|PSO|RSV|NF|ME| + * ----------------------------------------------------------- + * 31 24 23-17 16 15 14 13 12 11 10 9 8 7 6-2 1 0 + * + * TC: Tablewalk Cacheable -- 0 = Twalks are not cacheable in E-cache + * 1 = Twalks are cacheable in E-cache + * + * GNU/Viking will only cache tablewalks in the E-cache (mxcc) if present + * and never caches them internally (or so states the docs). Therefore + * for machines lacking an E-cache (ie. in MBUS mode) this bit must + * remain cleared. + * + * AC: Alternate Cacheable -- 0 = Passthru physical accesses not cacheable + * 1 = Passthru physical accesses cacheable + * + * This indicates whether accesses are cacheable when no cachable bit + * is present in the pte when the processor is in boot-mode or the + * access does not need pte's for translation (ie. pass-thru ASI's). + * "Cachable" is only referring to E-cache (if present) and not the + * on chip split I/D caches of the GNU/Viking. + * + * SP: SnooP Enable -- 0 = bus snooping off, 1 = bus snooping on + * + * This enables snooping on the GNU/Viking bus. This must be on + * for the hardware cache consistency mechanisms of the GNU/Viking + * to work at all. On non-mxcc GNU/Viking modules the split I/D + * caches will snoop regardless of whether they are enabled, this + * takes care of the case where the I or D or both caches are turned + * off yet still contain valid data. Note also that this bit does + * not affect GNU/Viking store-buffer snoops, those happen if the + * store-buffer is enabled no matter what. + * + * BM: Boot Mode -- 0 = not in boot mode, 1 = in boot mode + * + * This indicates whether the GNU/Viking is in boot-mode or not, + * if it is then all instruction fetch physical addresses are + * computed as 0xff0000000 + low 28 bits of requested address. + * GNU/Viking boot-mode does not affect data accesses. Also, + * in boot mode instruction accesses bypass the split on chip I/D + * caches, they may be cached by the GNU/MXCC if present and enabled. + * + * MBM: MBus Mode -- 0 = not in MBus mode, 1 = in MBus mode + * + * This indicated the GNU/Viking configuration present. If in + * MBUS mode, the GNU/Viking lacks a GNU/MXCC E-cache. If it is + * not then the GNU/Viking is on a module VBUS connected directly + * to a GNU/MXCC cache controller. The GNU/MXCC can be thus connected + * to either an GNU/MBUS (sun4m) or the packet-switched GNU/XBus (sun4d). + * + * SB: StoreBuffer enable -- 0 = store buffer off, 1 = store buffer on + * + * The GNU/Viking store buffer allows the chip to continue execution + * after a store even if the data cannot be placed in one of the + * caches during that cycle. If disabled, all stores operations + * occur synchronously. + * + * IC: Instruction Cache -- 0 = off, 1 = on + * DC: Data Cache -- 0 = off, 1 = 0n + * + * These bits enable the on-cpu GNU/Viking split I/D caches. Note, + * as mentioned above, these caches will snoop the bus in GNU/MBUS + * configurations even when disabled to avoid data corruption. + * + * NF: No Fault -- 0 = faults generate traps, 1 = faults don't trap + * ME: MMU enable -- 0 = mmu not translating, 1 = mmu translating + * + */ + +#define VIKING_MMUENABLE 0x00000001 +#define VIKING_NOFAULT 0x00000002 +#define VIKING_PSO 0x00000080 +#define VIKING_DCENABLE 0x00000100 /* Enable data cache */ +#define VIKING_ICENABLE 0x00000200 /* Enable instruction cache */ +#define VIKING_SBENABLE 0x00000400 /* Enable store buffer */ +#define VIKING_MMODE 0x00000800 /* MBUS mode */ +#define VIKING_PCENABLE 0x00001000 /* Enable parity checking */ +#define VIKING_BMODE 0x00002000 +#define VIKING_SPENABLE 0x00004000 /* Enable bus cache snooping */ +#define VIKING_ACENABLE 0x00008000 /* Enable alternate caching */ +#define VIKING_TCENABLE 0x00010000 /* Enable table-walks to be cached */ +#define VIKING_DPENABLE 0x00040000 /* Enable the data prefetcher */ + +/* + * GNU/Viking Breakpoint Action Register fields. + */ +#define VIKING_ACTION_MIX 0x00001000 /* Enable multiple instructions */ + +/* + * GNU/Viking Cache Tags. + */ +#define VIKING_PTAG_VALID 0x01000000 /* Cache block is valid */ +#define VIKING_PTAG_DIRTY 0x00010000 /* Block has been modified */ +#define VIKING_PTAG_SHARED 0x00000100 /* Shared with some other cache */ + +#ifndef __ASSEMBLY__ + +static inline void viking_flush_icache(void) +{ + __asm__ __volatile__("sta %%g0, [%%g0] %0\n\t" + : /* no outputs */ + : "i" (ASI_M_IC_FLCLEAR) + : "memory"); +} + +static inline void viking_flush_dcache(void) +{ + __asm__ __volatile__("sta %%g0, [%%g0] %0\n\t" + : /* no outputs */ + : "i" (ASI_M_DC_FLCLEAR) + : "memory"); +} + +static inline void viking_unlock_icache(void) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" + : /* no outputs */ + : "r" (0x80000000), "i" (ASI_M_IC_FLCLEAR) + : "memory"); +} + +static inline void viking_unlock_dcache(void) +{ + __asm__ __volatile__("sta %%g0, [%0] %1\n\t" + : /* no outputs */ + : "r" (0x80000000), "i" (ASI_M_DC_FLCLEAR) + : "memory"); +} + +static inline void viking_set_bpreg(unsigned long regval) +{ + __asm__ __volatile__("sta %0, [%%g0] %1\n\t" + : /* no outputs */ + : "r" (regval), "i" (ASI_M_ACTION) + : "memory"); +} + +static inline unsigned long viking_get_bpreg(void) +{ + unsigned long regval; + + __asm__ __volatile__("lda [%%g0] %1, %0\n\t" + : "=r" (regval) + : "i" (ASI_M_ACTION)); + return regval; +} + +static inline void viking_get_dcache_ptag(int set, int block, + unsigned long *data) +{ + unsigned long ptag = ((set & 0x7f) << 5) | ((block & 0x3) << 26) | + 0x80000000; + unsigned long info, page; + + __asm__ __volatile__ ("ldda [%2] %3, %%g2\n\t" + "or %%g0, %%g2, %0\n\t" + "or %%g0, %%g3, %1\n\t" + : "=r" (info), "=r" (page) + : "r" (ptag), "i" (ASI_M_DATAC_TAG) + : "g2", "g3"); + data[0] = info; + data[1] = page; +} + +static inline void viking_mxcc_turn_off_parity(unsigned long *mregp, + unsigned long *mxcc_cregp) +{ + unsigned long mreg = *mregp; + unsigned long mxcc_creg = *mxcc_cregp; + + mreg &= ~(VIKING_PCENABLE); + mxcc_creg &= ~(MXCC_CTL_PARE); + + __asm__ __volatile__ ("set 1f, %%g2\n\t" + "andcc %%g2, 4, %%g0\n\t" + "bne 2f\n\t" + " nop\n" + "1:\n\t" + "sta %0, [%%g0] %3\n\t" + "sta %1, [%2] %4\n\t" + "b 1f\n\t" + " nop\n\t" + "nop\n" + "2:\n\t" + "sta %0, [%%g0] %3\n\t" + "sta %1, [%2] %4\n" + "1:\n\t" + : /* no output */ + : "r" (mreg), "r" (mxcc_creg), + "r" (MXCC_CREG), "i" (ASI_M_MMUREGS), + "i" (ASI_M_MXCC) + : "g2", "memory", "cc"); + *mregp = mreg; + *mxcc_cregp = mxcc_creg; +} + +static inline unsigned long viking_hwprobe(unsigned long vaddr) +{ + unsigned long val; + + vaddr &= PAGE_MASK; + /* Probe all MMU entries. */ + __asm__ __volatile__("lda [%1] %2, %0\n\t" + : "=r" (val) + : "r" (vaddr | 0x400), "i" (ASI_M_FLUSH_PROBE)); + if (!val) + return 0; + + /* Probe region. */ + __asm__ __volatile__("lda [%1] %2, %0\n\t" + : "=r" (val) + : "r" (vaddr | 0x200), "i" (ASI_M_FLUSH_PROBE)); + if ((val & SRMMU_ET_MASK) == SRMMU_ET_PTE) { + vaddr &= ~SRMMU_PGDIR_MASK; + vaddr >>= PAGE_SHIFT; + return val | (vaddr << 8); + } + + /* Probe segment. */ + __asm__ __volatile__("lda [%1] %2, %0\n\t" + : "=r" (val) + : "r" (vaddr | 0x100), "i" (ASI_M_FLUSH_PROBE)); + if ((val & SRMMU_ET_MASK) == SRMMU_ET_PTE) { + vaddr &= ~SRMMU_REAL_PMD_MASK; + vaddr >>= PAGE_SHIFT; + return val | (vaddr << 8); + } + + /* Probe page. */ + __asm__ __volatile__("lda [%1] %2, %0\n\t" + : "=r" (val) + : "r" (vaddr), "i" (ASI_M_FLUSH_PROBE)); + return val; +} + +#endif /* !__ASSEMBLY__ */ + +#endif /* !(_SPARC_VIKING_H) */ diff --git a/arch/sparc/include/asm/vio.h b/arch/sparc/include/asm/vio.h new file mode 100644 index 0000000..d4de32f --- /dev/null +++ b/arch/sparc/include/asm/vio.h @@ -0,0 +1,406 @@ +#ifndef _SPARC64_VIO_H +#define _SPARC64_VIO_H + +#include <linux/kernel.h> +#include <linux/device.h> +#include <linux/mod_devicetable.h> +#include <linux/timer.h> +#include <linux/spinlock.h> +#include <linux/completion.h> +#include <linux/list.h> +#include <linux/log2.h> + +#include <asm/ldc.h> +#include <asm/mdesc.h> + +struct vio_msg_tag { + u8 type; +#define VIO_TYPE_CTRL 0x01 +#define VIO_TYPE_DATA 0x02 +#define VIO_TYPE_ERR 0x04 + + u8 stype; +#define VIO_SUBTYPE_INFO 0x01 +#define VIO_SUBTYPE_ACK 0x02 +#define VIO_SUBTYPE_NACK 0x04 + + u16 stype_env; +#define VIO_VER_INFO 0x0001 +#define VIO_ATTR_INFO 0x0002 +#define VIO_DRING_REG 0x0003 +#define VIO_DRING_UNREG 0x0004 +#define VIO_RDX 0x0005 +#define VIO_PKT_DATA 0x0040 +#define VIO_DESC_DATA 0x0041 +#define VIO_DRING_DATA 0x0042 +#define VNET_MCAST_INFO 0x0101 + + u32 sid; +}; + +struct vio_rdx { + struct vio_msg_tag tag; + u64 resv[6]; +}; + +struct vio_ver_info { + struct vio_msg_tag tag; + u16 major; + u16 minor; + u8 dev_class; +#define VDEV_NETWORK 0x01 +#define VDEV_NETWORK_SWITCH 0x02 +#define VDEV_DISK 0x03 +#define VDEV_DISK_SERVER 0x04 + + u8 resv1[3]; + u64 resv2[5]; +}; + +struct vio_dring_register { + struct vio_msg_tag tag; + u64 dring_ident; + u32 num_descr; + u32 descr_size; + u16 options; +#define VIO_TX_DRING 0x0001 +#define VIO_RX_DRING 0x0002 + u16 resv; + u32 num_cookies; + struct ldc_trans_cookie cookies[0]; +}; + +struct vio_dring_unregister { + struct vio_msg_tag tag; + u64 dring_ident; + u64 resv[5]; +}; + +/* Data transfer modes */ +#define VIO_PKT_MODE 0x01 /* Packet based transfer */ +#define VIO_DESC_MODE 0x02 /* In-band descriptors */ +#define VIO_DRING_MODE 0x03 /* Descriptor rings */ + +struct vio_dring_data { + struct vio_msg_tag tag; + u64 seq; + u64 dring_ident; + u32 start_idx; + u32 end_idx; + u8 state; +#define VIO_DRING_ACTIVE 0x01 +#define VIO_DRING_STOPPED 0x02 + + u8 __pad1; + u16 __pad2; + u32 __pad3; + u64 __par4[2]; +}; + +struct vio_dring_hdr { + u8 state; +#define VIO_DESC_FREE 0x01 +#define VIO_DESC_READY 0x02 +#define VIO_DESC_ACCEPTED 0x03 +#define VIO_DESC_DONE 0x04 + u8 ack; +#define VIO_ACK_ENABLE 0x01 +#define VIO_ACK_DISABLE 0x00 + + u16 __pad1; + u32 __pad2; +}; + +/* VIO disk specific structures and defines */ +struct vio_disk_attr_info { + struct vio_msg_tag tag; + u8 xfer_mode; + u8 vdisk_type; +#define VD_DISK_TYPE_SLICE 0x01 /* Slice in block device */ +#define VD_DISK_TYPE_DISK 0x02 /* Entire block device */ + u16 resv1; + u32 vdisk_block_size; + u64 operations; + u64 vdisk_size; + u64 max_xfer_size; + u64 resv2[2]; +}; + +struct vio_disk_desc { + struct vio_dring_hdr hdr; + u64 req_id; + u8 operation; +#define VD_OP_BREAD 0x01 /* Block read */ +#define VD_OP_BWRITE 0x02 /* Block write */ +#define VD_OP_FLUSH 0x03 /* Flush disk contents */ +#define VD_OP_GET_WCE 0x04 /* Get write-cache status */ +#define VD_OP_SET_WCE 0x05 /* Enable/disable write-cache */ +#define VD_OP_GET_VTOC 0x06 /* Get VTOC */ +#define VD_OP_SET_VTOC 0x07 /* Set VTOC */ +#define VD_OP_GET_DISKGEOM 0x08 /* Get disk geometry */ +#define VD_OP_SET_DISKGEOM 0x09 /* Set disk geometry */ +#define VD_OP_SCSICMD 0x0a /* SCSI control command */ +#define VD_OP_GET_DEVID 0x0b /* Get device ID */ +#define VD_OP_GET_EFI 0x0c /* Get EFI */ +#define VD_OP_SET_EFI 0x0d /* Set EFI */ + u8 slice; + u16 resv1; + u32 status; + u64 offset; + u64 size; + u32 ncookies; + u32 resv2; + struct ldc_trans_cookie cookies[0]; +}; + +#define VIO_DISK_VNAME_LEN 8 +#define VIO_DISK_ALABEL_LEN 128 +#define VIO_DISK_NUM_PART 8 + +struct vio_disk_vtoc { + u8 volume_name[VIO_DISK_VNAME_LEN]; + u16 sector_size; + u16 num_partitions; + u8 ascii_label[VIO_DISK_ALABEL_LEN]; + struct { + u16 id; + u16 perm_flags; + u32 resv; + u64 start_block; + u64 num_blocks; + } partitions[VIO_DISK_NUM_PART]; +}; + +struct vio_disk_geom { + u16 num_cyl; /* Num data cylinders */ + u16 alt_cyl; /* Num alternate cylinders */ + u16 beg_cyl; /* Cyl off of fixed head area */ + u16 num_hd; /* Num heads */ + u16 num_sec; /* Num sectors */ + u16 ifact; /* Interleave factor */ + u16 apc; /* Alts per cylinder (SCSI) */ + u16 rpm; /* Revolutions per minute */ + u16 phy_cyl; /* Num physical cylinders */ + u16 wr_skip; /* Num sects to skip, writes */ + u16 rd_skip; /* Num sects to skip, writes */ +}; + +struct vio_disk_devid { + u16 resv; + u16 type; + u32 len; + char id[0]; +}; + +struct vio_disk_efi { + u64 lba; + u64 len; + char data[0]; +}; + +/* VIO net specific structures and defines */ +struct vio_net_attr_info { + struct vio_msg_tag tag; + u8 xfer_mode; + u8 addr_type; +#define VNET_ADDR_ETHERMAC 0x01 + u16 ack_freq; + u32 resv1; + u64 addr; + u64 mtu; + u64 resv2[3]; +}; + +#define VNET_NUM_MCAST 7 + +struct vio_net_mcast_info { + struct vio_msg_tag tag; + u8 set; + u8 count; + u8 mcast_addr[VNET_NUM_MCAST * 6]; + u32 resv; +}; + +struct vio_net_desc { + struct vio_dring_hdr hdr; + u32 size; + u32 ncookies; + struct ldc_trans_cookie cookies[0]; +}; + +#define VIO_MAX_RING_COOKIES 24 + +struct vio_dring_state { + u64 ident; + void *base; + u64 snd_nxt; + u64 rcv_nxt; + u32 entry_size; + u32 num_entries; + u32 prod; + u32 cons; + u32 pending; + int ncookies; + struct ldc_trans_cookie cookies[VIO_MAX_RING_COOKIES]; +}; + +static inline void *vio_dring_cur(struct vio_dring_state *dr) +{ + return dr->base + (dr->entry_size * dr->prod); +} + +static inline void *vio_dring_entry(struct vio_dring_state *dr, + unsigned int index) +{ + return dr->base + (dr->entry_size * index); +} + +static inline u32 vio_dring_avail(struct vio_dring_state *dr, + unsigned int ring_size) +{ + BUILD_BUG_ON(!is_power_of_2(ring_size)); + + return (dr->pending - + ((dr->prod - dr->cons) & (ring_size - 1))); +} + +#define VIO_MAX_TYPE_LEN 32 +#define VIO_MAX_COMPAT_LEN 64 + +struct vio_dev { + u64 mp; + struct device_node *dp; + + char type[VIO_MAX_TYPE_LEN]; + char compat[VIO_MAX_COMPAT_LEN]; + int compat_len; + + u64 dev_no; + + unsigned long channel_id; + + unsigned int tx_irq; + unsigned int rx_irq; + + struct device dev; +}; + +struct vio_driver { + struct list_head node; + const struct vio_device_id *id_table; + int (*probe)(struct vio_dev *dev, const struct vio_device_id *id); + int (*remove)(struct vio_dev *dev); + void (*shutdown)(struct vio_dev *dev); + unsigned long driver_data; + struct device_driver driver; +}; + +struct vio_version { + u16 major; + u16 minor; +}; + +struct vio_driver_state; +struct vio_driver_ops { + int (*send_attr)(struct vio_driver_state *vio); + int (*handle_attr)(struct vio_driver_state *vio, void *pkt); + void (*handshake_complete)(struct vio_driver_state *vio); +}; + +struct vio_completion { + struct completion com; + int err; + int waiting_for; +}; + +struct vio_driver_state { + /* Protects VIO handshake and, optionally, driver private state. */ + spinlock_t lock; + + struct ldc_channel *lp; + + u32 _peer_sid; + u32 _local_sid; + struct vio_dring_state drings[2]; +#define VIO_DRIVER_TX_RING 0 +#define VIO_DRIVER_RX_RING 1 + + u8 hs_state; +#define VIO_HS_INVALID 0x00 +#define VIO_HS_GOTVERS 0x01 +#define VIO_HS_GOT_ATTR 0x04 +#define VIO_HS_SENT_DREG 0x08 +#define VIO_HS_SENT_RDX 0x10 +#define VIO_HS_GOT_RDX_ACK 0x20 +#define VIO_HS_GOT_RDX 0x40 +#define VIO_HS_SENT_RDX_ACK 0x80 +#define VIO_HS_COMPLETE (VIO_HS_GOT_RDX_ACK | VIO_HS_SENT_RDX_ACK) + + u8 dev_class; + + u8 dr_state; +#define VIO_DR_STATE_TXREG 0x01 +#define VIO_DR_STATE_RXREG 0x02 +#define VIO_DR_STATE_TXREQ 0x10 +#define VIO_DR_STATE_RXREQ 0x20 + + u8 debug; +#define VIO_DEBUG_HS 0x01 +#define VIO_DEBUG_DATA 0x02 + + void *desc_buf; + unsigned int desc_buf_len; + + struct vio_completion *cmp; + + struct vio_dev *vdev; + + struct timer_list timer; + + struct vio_version ver; + + struct vio_version *ver_table; + int ver_table_entries; + + char *name; + + struct vio_driver_ops *ops; +}; + +#define viodbg(TYPE, f, a...) \ +do { if (vio->debug & VIO_DEBUG_##TYPE) \ + printk(KERN_INFO "vio: ID[%lu] " f, \ + vio->vdev->channel_id, ## a); \ +} while (0) + +extern int vio_register_driver(struct vio_driver *drv); +extern void vio_unregister_driver(struct vio_driver *drv); + +static inline struct vio_driver *to_vio_driver(struct device_driver *drv) +{ + return container_of(drv, struct vio_driver, driver); +} + +static inline struct vio_dev *to_vio_dev(struct device *dev) +{ + return container_of(dev, struct vio_dev, dev); +} + +extern int vio_ldc_send(struct vio_driver_state *vio, void *data, int len); +extern void vio_link_state_change(struct vio_driver_state *vio, int event); +extern void vio_conn_reset(struct vio_driver_state *vio); +extern int vio_control_pkt_engine(struct vio_driver_state *vio, void *pkt); +extern int vio_validate_sid(struct vio_driver_state *vio, + struct vio_msg_tag *tp); +extern u32 vio_send_sid(struct vio_driver_state *vio); +extern int vio_ldc_alloc(struct vio_driver_state *vio, + struct ldc_channel_config *base_cfg, void *event_arg); +extern void vio_ldc_free(struct vio_driver_state *vio); +extern int vio_driver_init(struct vio_driver_state *vio, struct vio_dev *vdev, + u8 dev_class, struct vio_version *ver_table, + int ver_table_size, struct vio_driver_ops *ops, + char *name); + +extern void vio_port_up(struct vio_driver_state *vio); + +#endif /* _SPARC64_VIO_H */ diff --git a/arch/sparc/include/asm/visasm.h b/arch/sparc/include/asm/visasm.h new file mode 100644 index 0000000..de797b9 --- /dev/null +++ b/arch/sparc/include/asm/visasm.h @@ -0,0 +1,62 @@ +#ifndef _SPARC64_VISASM_H +#define _SPARC64_VISASM_H + +/* visasm.h: FPU saving macros for VIS routines + * + * Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz) + */ + +#include <asm/pstate.h> +#include <asm/ptrace.h> + +/* Clobbers %o5, %g1, %g2, %g3, %g7, %icc, %xcc */ + +#define VISEntry \ + rd %fprs, %o5; \ + andcc %o5, (FPRS_FEF|FPRS_DU), %g0; \ + be,pt %icc, 297f; \ + sethi %hi(297f), %g7; \ + sethi %hi(VISenter), %g1; \ + jmpl %g1 + %lo(VISenter), %g0; \ + or %g7, %lo(297f), %g7; \ +297: wr %g0, FPRS_FEF, %fprs; \ + +#define VISExit \ + wr %g0, 0, %fprs; + +/* Clobbers %o5, %g1, %g2, %g3, %g7, %icc, %xcc. + * Must preserve %o5 between VISEntryHalf and VISExitHalf */ + +#define VISEntryHalf \ + rd %fprs, %o5; \ + andcc %o5, FPRS_FEF, %g0; \ + be,pt %icc, 297f; \ + sethi %hi(298f), %g7; \ + sethi %hi(VISenterhalf), %g1; \ + jmpl %g1 + %lo(VISenterhalf), %g0; \ + or %g7, %lo(298f), %g7; \ + clr %o5; \ +297: wr %o5, FPRS_FEF, %fprs; \ +298: + +#define VISExitHalf \ + wr %o5, 0, %fprs; + +#ifndef __ASSEMBLY__ +static inline void save_and_clear_fpu(void) { + __asm__ __volatile__ ( +" rd %%fprs, %%o5\n" +" andcc %%o5, %0, %%g0\n" +" be,pt %%icc, 299f\n" +" sethi %%hi(298f), %%g7\n" +" sethi %%hi(VISenter), %%g1\n" +" jmpl %%g1 + %%lo(VISenter), %%g0\n" +" or %%g7, %%lo(298f), %%g7\n" +" 298: wr %%g0, 0, %%fprs\n" +" 299:\n" +" " : : "i" (FPRS_FEF|FPRS_DU) : + "o5", "g1", "g2", "g3", "g7", "cc"); +} +#endif + +#endif /* _SPARC64_ASI_H */ diff --git a/arch/sparc/include/asm/watchdog.h b/arch/sparc/include/asm/watchdog.h new file mode 100644 index 0000000..5baf2d3 --- /dev/null +++ b/arch/sparc/include/asm/watchdog.h @@ -0,0 +1,31 @@ +/* + * + * watchdog - Driver interface for the hardware watchdog timers + * present on Sun Microsystems boardsets + * + * Copyright (c) 2000 Eric Brower <ebrower@usa.net> + * + */ + +#ifndef _SPARC64_WATCHDOG_H +#define _SPARC64_WATCHDOG_H + +#include <linux/watchdog.h> + +/* Solaris compatibility ioctls-- + * Ref. <linux/watchdog.h> for standard linux watchdog ioctls + */ +#define WIOCSTART _IO (WATCHDOG_IOCTL_BASE, 10) /* Start Timer */ +#define WIOCSTOP _IO (WATCHDOG_IOCTL_BASE, 11) /* Stop Timer */ +#define WIOCGSTAT _IOR(WATCHDOG_IOCTL_BASE, 12, int)/* Get Timer Status */ + +/* Status flags from WIOCGSTAT ioctl + */ +#define WD_FREERUN 0x01 /* timer is running, interrupts disabled */ +#define WD_EXPIRED 0x02 /* timer has expired */ +#define WD_RUNNING 0x04 /* timer is running, interrupts enabled */ +#define WD_STOPPED 0x08 /* timer has not been started */ +#define WD_SERVICED 0x10 /* timer interrupt was serviced */ + +#endif /* ifndef _SPARC64_WATCHDOG_H */ + diff --git a/arch/sparc/include/asm/winmacro.h b/arch/sparc/include/asm/winmacro.h new file mode 100644 index 0000000..5b0a06d --- /dev/null +++ b/arch/sparc/include/asm/winmacro.h @@ -0,0 +1,135 @@ +/* + * winmacro.h: Window loading-unloading macros. + * + * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC_WINMACRO_H +#define _SPARC_WINMACRO_H + +#include <asm/ptrace.h> + +/* Store the register window onto the 8-byte aligned area starting + * at %reg. It might be %sp, it might not, we don't care. + */ +#define STORE_WINDOW(reg) \ + std %l0, [%reg + RW_L0]; \ + std %l2, [%reg + RW_L2]; \ + std %l4, [%reg + RW_L4]; \ + std %l6, [%reg + RW_L6]; \ + std %i0, [%reg + RW_I0]; \ + std %i2, [%reg + RW_I2]; \ + std %i4, [%reg + RW_I4]; \ + std %i6, [%reg + RW_I6]; + +/* Load a register window from the area beginning at %reg. */ +#define LOAD_WINDOW(reg) \ + ldd [%reg + RW_L0], %l0; \ + ldd [%reg + RW_L2], %l2; \ + ldd [%reg + RW_L4], %l4; \ + ldd [%reg + RW_L6], %l6; \ + ldd [%reg + RW_I0], %i0; \ + ldd [%reg + RW_I2], %i2; \ + ldd [%reg + RW_I4], %i4; \ + ldd [%reg + RW_I6], %i6; + +/* Loading and storing struct pt_reg trap frames. */ +#define LOAD_PT_INS(base_reg) \ + ldd [%base_reg + STACKFRAME_SZ + PT_I0], %i0; \ + ldd [%base_reg + STACKFRAME_SZ + PT_I2], %i2; \ + ldd [%base_reg + STACKFRAME_SZ + PT_I4], %i4; \ + ldd [%base_reg + STACKFRAME_SZ + PT_I6], %i6; + +#define LOAD_PT_GLOBALS(base_reg) \ + ld [%base_reg + STACKFRAME_SZ + PT_G1], %g1; \ + ldd [%base_reg + STACKFRAME_SZ + PT_G2], %g2; \ + ldd [%base_reg + STACKFRAME_SZ + PT_G4], %g4; \ + ldd [%base_reg + STACKFRAME_SZ + PT_G6], %g6; + +#define LOAD_PT_YREG(base_reg, scratch) \ + ld [%base_reg + STACKFRAME_SZ + PT_Y], %scratch; \ + wr %scratch, 0x0, %y; + +#define LOAD_PT_PRIV(base_reg, pt_psr, pt_pc, pt_npc) \ + ld [%base_reg + STACKFRAME_SZ + PT_PSR], %pt_psr; \ + ld [%base_reg + STACKFRAME_SZ + PT_PC], %pt_pc; \ + ld [%base_reg + STACKFRAME_SZ + PT_NPC], %pt_npc; + +#define LOAD_PT_ALL(base_reg, pt_psr, pt_pc, pt_npc, scratch) \ + LOAD_PT_YREG(base_reg, scratch) \ + LOAD_PT_INS(base_reg) \ + LOAD_PT_GLOBALS(base_reg) \ + LOAD_PT_PRIV(base_reg, pt_psr, pt_pc, pt_npc) + +#define STORE_PT_INS(base_reg) \ + std %i0, [%base_reg + STACKFRAME_SZ + PT_I0]; \ + std %i2, [%base_reg + STACKFRAME_SZ + PT_I2]; \ + std %i4, [%base_reg + STACKFRAME_SZ + PT_I4]; \ + std %i6, [%base_reg + STACKFRAME_SZ + PT_I6]; + +#define STORE_PT_GLOBALS(base_reg) \ + st %g1, [%base_reg + STACKFRAME_SZ + PT_G1]; \ + std %g2, [%base_reg + STACKFRAME_SZ + PT_G2]; \ + std %g4, [%base_reg + STACKFRAME_SZ + PT_G4]; \ + std %g6, [%base_reg + STACKFRAME_SZ + PT_G6]; + +#define STORE_PT_YREG(base_reg, scratch) \ + rd %y, %scratch; \ + st %scratch, [%base_reg + STACKFRAME_SZ + PT_Y]; + +#define STORE_PT_PRIV(base_reg, pt_psr, pt_pc, pt_npc) \ + st %pt_psr, [%base_reg + STACKFRAME_SZ + PT_PSR]; \ + st %pt_pc, [%base_reg + STACKFRAME_SZ + PT_PC]; \ + st %pt_npc, [%base_reg + STACKFRAME_SZ + PT_NPC]; + +#define STORE_PT_ALL(base_reg, reg_psr, reg_pc, reg_npc, g_scratch) \ + STORE_PT_PRIV(base_reg, reg_psr, reg_pc, reg_npc) \ + STORE_PT_GLOBALS(base_reg) \ + STORE_PT_YREG(base_reg, g_scratch) \ + STORE_PT_INS(base_reg) + +#define SAVE_BOLIXED_USER_STACK(cur_reg, scratch) \ + ld [%cur_reg + TI_W_SAVED], %scratch; \ + sll %scratch, 2, %scratch; \ + add %scratch, %cur_reg, %scratch; \ + st %sp, [%scratch + TI_RWIN_SPTRS]; \ + sub %scratch, %cur_reg, %scratch; \ + sll %scratch, 4, %scratch; \ + add %scratch, %cur_reg, %scratch; \ + STORE_WINDOW(scratch + TI_REG_WINDOW); \ + sub %scratch, %cur_reg, %scratch; \ + srl %scratch, 6, %scratch; \ + add %scratch, 1, %scratch; \ + st %scratch, [%cur_reg + TI_W_SAVED]; + +#ifdef CONFIG_SMP +#define LOAD_CURRENT4M(dest_reg, idreg) \ + rd %tbr, %idreg; \ + sethi %hi(current_set), %dest_reg; \ + srl %idreg, 10, %idreg; \ + or %dest_reg, %lo(current_set), %dest_reg; \ + and %idreg, 0xc, %idreg; \ + ld [%idreg + %dest_reg], %dest_reg; + +#define LOAD_CURRENT4D(dest_reg, idreg) \ + lda [%g0] ASI_M_VIKING_TMP1, %idreg; \ + sethi %hi(C_LABEL(current_set)), %dest_reg; \ + sll %idreg, 2, %idreg; \ + or %dest_reg, %lo(C_LABEL(current_set)), %dest_reg; \ + ld [%idreg + %dest_reg], %dest_reg; + +/* Blackbox - take care with this... - check smp4m and smp4d before changing this. */ +#define LOAD_CURRENT(dest_reg, idreg) \ + sethi %hi(___b_load_current), %idreg; \ + sethi %hi(current_set), %dest_reg; \ + sethi %hi(boot_cpu_id4), %idreg; \ + or %dest_reg, %lo(current_set), %dest_reg; \ + ldub [%idreg + %lo(boot_cpu_id4)], %idreg; \ + ld [%idreg + %dest_reg], %dest_reg; +#else +#define LOAD_CURRENT(dest_reg, idreg) \ + sethi %hi(current_set), %idreg; \ + ld [%idreg + %lo(current_set)], %dest_reg; +#endif + +#endif /* !(_SPARC_WINMACRO_H) */ diff --git a/arch/sparc/include/asm/xor.h b/arch/sparc/include/asm/xor.h new file mode 100644 index 0000000..8ed591c --- /dev/null +++ b/arch/sparc/include/asm/xor.h @@ -0,0 +1,8 @@ +#ifndef ___ASM_SPARC_XOR_H +#define ___ASM_SPARC_XOR_H +#if defined(__sparc__) && defined(__arch64__) +#include <asm/xor_64.h> +#else +#include <asm/xor_32.h> +#endif +#endif diff --git a/arch/sparc/include/asm/xor_32.h b/arch/sparc/include/asm/xor_32.h new file mode 100644 index 0000000..44bfa07 --- /dev/null +++ b/arch/sparc/include/asm/xor_32.h @@ -0,0 +1,269 @@ +/* + * include/asm/xor.h + * + * Optimized RAID-5 checksumming functions for 32-bit Sparc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * You should have received a copy of the GNU General Public License + * (for example /usr/src/linux/COPYING); if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* + * High speed xor_block operation for RAID4/5 utilizing the + * ldd/std SPARC instructions. + * + * Copyright (C) 1999 Jakub Jelinek (jj@ultra.linux.cz) + */ + +static void +sparc_2(unsigned long bytes, unsigned long *p1, unsigned long *p2) +{ + int lines = bytes / (sizeof (long)) / 8; + + do { + __asm__ __volatile__( + "ldd [%0 + 0x00], %%g2\n\t" + "ldd [%0 + 0x08], %%g4\n\t" + "ldd [%0 + 0x10], %%o0\n\t" + "ldd [%0 + 0x18], %%o2\n\t" + "ldd [%1 + 0x00], %%o4\n\t" + "ldd [%1 + 0x08], %%l0\n\t" + "ldd [%1 + 0x10], %%l2\n\t" + "ldd [%1 + 0x18], %%l4\n\t" + "xor %%g2, %%o4, %%g2\n\t" + "xor %%g3, %%o5, %%g3\n\t" + "xor %%g4, %%l0, %%g4\n\t" + "xor %%g5, %%l1, %%g5\n\t" + "xor %%o0, %%l2, %%o0\n\t" + "xor %%o1, %%l3, %%o1\n\t" + "xor %%o2, %%l4, %%o2\n\t" + "xor %%o3, %%l5, %%o3\n\t" + "std %%g2, [%0 + 0x00]\n\t" + "std %%g4, [%0 + 0x08]\n\t" + "std %%o0, [%0 + 0x10]\n\t" + "std %%o2, [%0 + 0x18]\n" + : + : "r" (p1), "r" (p2) + : "g2", "g3", "g4", "g5", + "o0", "o1", "o2", "o3", "o4", "o5", + "l0", "l1", "l2", "l3", "l4", "l5"); + p1 += 8; + p2 += 8; + } while (--lines > 0); +} + +static void +sparc_3(unsigned long bytes, unsigned long *p1, unsigned long *p2, + unsigned long *p3) +{ + int lines = bytes / (sizeof (long)) / 8; + + do { + __asm__ __volatile__( + "ldd [%0 + 0x00], %%g2\n\t" + "ldd [%0 + 0x08], %%g4\n\t" + "ldd [%0 + 0x10], %%o0\n\t" + "ldd [%0 + 0x18], %%o2\n\t" + "ldd [%1 + 0x00], %%o4\n\t" + "ldd [%1 + 0x08], %%l0\n\t" + "ldd [%1 + 0x10], %%l2\n\t" + "ldd [%1 + 0x18], %%l4\n\t" + "xor %%g2, %%o4, %%g2\n\t" + "xor %%g3, %%o5, %%g3\n\t" + "ldd [%2 + 0x00], %%o4\n\t" + "xor %%g4, %%l0, %%g4\n\t" + "xor %%g5, %%l1, %%g5\n\t" + "ldd [%2 + 0x08], %%l0\n\t" + "xor %%o0, %%l2, %%o0\n\t" + "xor %%o1, %%l3, %%o1\n\t" + "ldd [%2 + 0x10], %%l2\n\t" + "xor %%o2, %%l4, %%o2\n\t" + "xor %%o3, %%l5, %%o3\n\t" + "ldd [%2 + 0x18], %%l4\n\t" + "xor %%g2, %%o4, %%g2\n\t" + "xor %%g3, %%o5, %%g3\n\t" + "xor %%g4, %%l0, %%g4\n\t" + "xor %%g5, %%l1, %%g5\n\t" + "xor %%o0, %%l2, %%o0\n\t" + "xor %%o1, %%l3, %%o1\n\t" + "xor %%o2, %%l4, %%o2\n\t" + "xor %%o3, %%l5, %%o3\n\t" + "std %%g2, [%0 + 0x00]\n\t" + "std %%g4, [%0 + 0x08]\n\t" + "std %%o0, [%0 + 0x10]\n\t" + "std %%o2, [%0 + 0x18]\n" + : + : "r" (p1), "r" (p2), "r" (p3) + : "g2", "g3", "g4", "g5", + "o0", "o1", "o2", "o3", "o4", "o5", + "l0", "l1", "l2", "l3", "l4", "l5"); + p1 += 8; + p2 += 8; + p3 += 8; + } while (--lines > 0); +} + +static void +sparc_4(unsigned long bytes, unsigned long *p1, unsigned long *p2, + unsigned long *p3, unsigned long *p4) +{ + int lines = bytes / (sizeof (long)) / 8; + + do { + __asm__ __volatile__( + "ldd [%0 + 0x00], %%g2\n\t" + "ldd [%0 + 0x08], %%g4\n\t" + "ldd [%0 + 0x10], %%o0\n\t" + "ldd [%0 + 0x18], %%o2\n\t" + "ldd [%1 + 0x00], %%o4\n\t" + "ldd [%1 + 0x08], %%l0\n\t" + "ldd [%1 + 0x10], %%l2\n\t" + "ldd [%1 + 0x18], %%l4\n\t" + "xor %%g2, %%o4, %%g2\n\t" + "xor %%g3, %%o5, %%g3\n\t" + "ldd [%2 + 0x00], %%o4\n\t" + "xor %%g4, %%l0, %%g4\n\t" + "xor %%g5, %%l1, %%g5\n\t" + "ldd [%2 + 0x08], %%l0\n\t" + "xor %%o0, %%l2, %%o0\n\t" + "xor %%o1, %%l3, %%o1\n\t" + "ldd [%2 + 0x10], %%l2\n\t" + "xor %%o2, %%l4, %%o2\n\t" + "xor %%o3, %%l5, %%o3\n\t" + "ldd [%2 + 0x18], %%l4\n\t" + "xor %%g2, %%o4, %%g2\n\t" + "xor %%g3, %%o5, %%g3\n\t" + "ldd [%3 + 0x00], %%o4\n\t" + "xor %%g4, %%l0, %%g4\n\t" + "xor %%g5, %%l1, %%g5\n\t" + "ldd [%3 + 0x08], %%l0\n\t" + "xor %%o0, %%l2, %%o0\n\t" + "xor %%o1, %%l3, %%o1\n\t" + "ldd [%3 + 0x10], %%l2\n\t" + "xor %%o2, %%l4, %%o2\n\t" + "xor %%o3, %%l5, %%o3\n\t" + "ldd [%3 + 0x18], %%l4\n\t" + "xor %%g2, %%o4, %%g2\n\t" + "xor %%g3, %%o5, %%g3\n\t" + "xor %%g4, %%l0, %%g4\n\t" + "xor %%g5, %%l1, %%g5\n\t" + "xor %%o0, %%l2, %%o0\n\t" + "xor %%o1, %%l3, %%o1\n\t" + "xor %%o2, %%l4, %%o2\n\t" + "xor %%o3, %%l5, %%o3\n\t" + "std %%g2, [%0 + 0x00]\n\t" + "std %%g4, [%0 + 0x08]\n\t" + "std %%o0, [%0 + 0x10]\n\t" + "std %%o2, [%0 + 0x18]\n" + : + : "r" (p1), "r" (p2), "r" (p3), "r" (p4) + : "g2", "g3", "g4", "g5", + "o0", "o1", "o2", "o3", "o4", "o5", + "l0", "l1", "l2", "l3", "l4", "l5"); + p1 += 8; + p2 += 8; + p3 += 8; + p4 += 8; + } while (--lines > 0); +} + +static void +sparc_5(unsigned long bytes, unsigned long *p1, unsigned long *p2, + unsigned long *p3, unsigned long *p4, unsigned long *p5) +{ + int lines = bytes / (sizeof (long)) / 8; + + do { + __asm__ __volatile__( + "ldd [%0 + 0x00], %%g2\n\t" + "ldd [%0 + 0x08], %%g4\n\t" + "ldd [%0 + 0x10], %%o0\n\t" + "ldd [%0 + 0x18], %%o2\n\t" + "ldd [%1 + 0x00], %%o4\n\t" + "ldd [%1 + 0x08], %%l0\n\t" + "ldd [%1 + 0x10], %%l2\n\t" + "ldd [%1 + 0x18], %%l4\n\t" + "xor %%g2, %%o4, %%g2\n\t" + "xor %%g3, %%o5, %%g3\n\t" + "ldd [%2 + 0x00], %%o4\n\t" + "xor %%g4, %%l0, %%g4\n\t" + "xor %%g5, %%l1, %%g5\n\t" + "ldd [%2 + 0x08], %%l0\n\t" + "xor %%o0, %%l2, %%o0\n\t" + "xor %%o1, %%l3, %%o1\n\t" + "ldd [%2 + 0x10], %%l2\n\t" + "xor %%o2, %%l4, %%o2\n\t" + "xor %%o3, %%l5, %%o3\n\t" + "ldd [%2 + 0x18], %%l4\n\t" + "xor %%g2, %%o4, %%g2\n\t" + "xor %%g3, %%o5, %%g3\n\t" + "ldd [%3 + 0x00], %%o4\n\t" + "xor %%g4, %%l0, %%g4\n\t" + "xor %%g5, %%l1, %%g5\n\t" + "ldd [%3 + 0x08], %%l0\n\t" + "xor %%o0, %%l2, %%o0\n\t" + "xor %%o1, %%l3, %%o1\n\t" + "ldd [%3 + 0x10], %%l2\n\t" + "xor %%o2, %%l4, %%o2\n\t" + "xor %%o3, %%l5, %%o3\n\t" + "ldd [%3 + 0x18], %%l4\n\t" + "xor %%g2, %%o4, %%g2\n\t" + "xor %%g3, %%o5, %%g3\n\t" + "ldd [%4 + 0x00], %%o4\n\t" + "xor %%g4, %%l0, %%g4\n\t" + "xor %%g5, %%l1, %%g5\n\t" + "ldd [%4 + 0x08], %%l0\n\t" + "xor %%o0, %%l2, %%o0\n\t" + "xor %%o1, %%l3, %%o1\n\t" + "ldd [%4 + 0x10], %%l2\n\t" + "xor %%o2, %%l4, %%o2\n\t" + "xor %%o3, %%l5, %%o3\n\t" + "ldd [%4 + 0x18], %%l4\n\t" + "xor %%g2, %%o4, %%g2\n\t" + "xor %%g3, %%o5, %%g3\n\t" + "xor %%g4, %%l0, %%g4\n\t" + "xor %%g5, %%l1, %%g5\n\t" + "xor %%o0, %%l2, %%o0\n\t" + "xor %%o1, %%l3, %%o1\n\t" + "xor %%o2, %%l4, %%o2\n\t" + "xor %%o3, %%l5, %%o3\n\t" + "std %%g2, [%0 + 0x00]\n\t" + "std %%g4, [%0 + 0x08]\n\t" + "std %%o0, [%0 + 0x10]\n\t" + "std %%o2, [%0 + 0x18]\n" + : + : "r" (p1), "r" (p2), "r" (p3), "r" (p4), "r" (p5) + : "g2", "g3", "g4", "g5", + "o0", "o1", "o2", "o3", "o4", "o5", + "l0", "l1", "l2", "l3", "l4", "l5"); + p1 += 8; + p2 += 8; + p3 += 8; + p4 += 8; + p5 += 8; + } while (--lines > 0); +} + +static struct xor_block_template xor_block_SPARC = { + .name = "SPARC", + .do_2 = sparc_2, + .do_3 = sparc_3, + .do_4 = sparc_4, + .do_5 = sparc_5, +}; + +/* For grins, also test the generic routines. */ +#include <asm-generic/xor.h> + +#undef XOR_TRY_TEMPLATES +#define XOR_TRY_TEMPLATES \ + do { \ + xor_speed(&xor_block_8regs); \ + xor_speed(&xor_block_32regs); \ + xor_speed(&xor_block_SPARC); \ + } while (0) diff --git a/arch/sparc/include/asm/xor_64.h b/arch/sparc/include/asm/xor_64.h new file mode 100644 index 0000000..bee4bf4 --- /dev/null +++ b/arch/sparc/include/asm/xor_64.h @@ -0,0 +1,70 @@ +/* + * include/asm/xor.h + * + * High speed xor_block operation for RAID4/5 utilizing the + * UltraSparc Visual Instruction Set and Niagara block-init + * twin-load instructions. + * + * Copyright (C) 1997, 1999 Jakub Jelinek (jj@ultra.linux.cz) + * Copyright (C) 2006 David S. Miller <davem@davemloft.net> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * You should have received a copy of the GNU General Public License + * (for example /usr/src/linux/COPYING); if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include <asm/spitfire.h> + +extern void xor_vis_2(unsigned long, unsigned long *, unsigned long *); +extern void xor_vis_3(unsigned long, unsigned long *, unsigned long *, + unsigned long *); +extern void xor_vis_4(unsigned long, unsigned long *, unsigned long *, + unsigned long *, unsigned long *); +extern void xor_vis_5(unsigned long, unsigned long *, unsigned long *, + unsigned long *, unsigned long *, unsigned long *); + +/* XXX Ugh, write cheetah versions... -DaveM */ + +static struct xor_block_template xor_block_VIS = { + .name = "VIS", + .do_2 = xor_vis_2, + .do_3 = xor_vis_3, + .do_4 = xor_vis_4, + .do_5 = xor_vis_5, +}; + +extern void xor_niagara_2(unsigned long, unsigned long *, unsigned long *); +extern void xor_niagara_3(unsigned long, unsigned long *, unsigned long *, + unsigned long *); +extern void xor_niagara_4(unsigned long, unsigned long *, unsigned long *, + unsigned long *, unsigned long *); +extern void xor_niagara_5(unsigned long, unsigned long *, unsigned long *, + unsigned long *, unsigned long *, unsigned long *); + +static struct xor_block_template xor_block_niagara = { + .name = "Niagara", + .do_2 = xor_niagara_2, + .do_3 = xor_niagara_3, + .do_4 = xor_niagara_4, + .do_5 = xor_niagara_5, +}; + +#undef XOR_TRY_TEMPLATES +#define XOR_TRY_TEMPLATES \ + do { \ + xor_speed(&xor_block_VIS); \ + xor_speed(&xor_block_niagara); \ + } while (0) + +/* For VIS for everything except Niagara. */ +#define XOR_SELECT_TEMPLATE(FASTEST) \ + ((tlb_type == hypervisor && \ + (sun4v_chip_type == SUN4V_CHIP_NIAGARA1 || \ + sun4v_chip_type == SUN4V_CHIP_NIAGARA2)) ? \ + &xor_block_niagara : \ + &xor_block_VIS) diff --git a/arch/sparc/kernel/entry.S b/arch/sparc/kernel/entry.S index 2f96256..e8cdf71 100644 --- a/arch/sparc/kernel/entry.S +++ b/arch/sparc/kernel/entry.S @@ -1196,8 +1196,9 @@ sys_rt_sigreturn: be 1f nop + add %sp, STACKFRAME_SZ, %o0 call syscall_trace - nop + mov 1, %o1 1: /* We are returning to a signal handler. */ @@ -1287,8 +1288,12 @@ linux_fast_syscall: mov %i3, %o3 linux_syscall_trace: + add %sp, STACKFRAME_SZ, %o0 call syscall_trace - nop + mov 0, %o1 + cmp %o0, 0 + bne 3f + mov -ENOSYS, %o0 mov %i0, %o0 mov %i1, %o1 mov %i2, %o2 @@ -1337,6 +1342,7 @@ syscall_is_too_hard: call %l7 mov %i5, %o5 +3: st %o0, [%sp + STACKFRAME_SZ + PT_I0] ret_sys_call: @@ -1374,6 +1380,8 @@ ret_sys_call: st %l2, [%sp + STACKFRAME_SZ + PT_NPC] linux_syscall_trace2: + add %sp, STACKFRAME_SZ, %o0 + mov 1, %o1 call syscall_trace add %l1, 0x4, %l2 /* npc = npc+4 */ st %l1, [%sp + STACKFRAME_SZ + PT_PC] diff --git a/arch/sparc/kernel/ptrace.c b/arch/sparc/kernel/ptrace.c index 81f3b92..20699c7 100644 --- a/arch/sparc/kernel/ptrace.c +++ b/arch/sparc/kernel/ptrace.c @@ -21,6 +21,7 @@ #include <linux/signal.h> #include <linux/regset.h> #include <linux/elf.h> +#include <linux/tracehook.h> #include <asm/pgtable.h> #include <asm/system.h> @@ -450,21 +451,16 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) return ret; } -asmlinkage void syscall_trace(void) +asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p) { - if (!test_thread_flag(TIF_SYSCALL_TRACE)) - return; - if (!(current->ptrace & PT_PTRACED)) - return; - ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD) - ? 0x80 : 0)); - /* - * this isn't the same as continuing with a signal, but it will do - * for normal use. strace only continues with a signal if the - * stopping signal is not SIGTRAP. -brl - */ - if (current->exit_code) { - send_sig (current->exit_code, current, 1); - current->exit_code = 0; + int ret = 0; + + if (test_thread_flag(TIF_SYSCALL_TRACE)) { + if (syscall_exit_p) + tracehook_report_syscall_exit(regs, 0); + else + ret = tracehook_report_syscall_entry(regs); } + + return ret; } diff --git a/arch/sparc/kernel/rtrap.S b/arch/sparc/kernel/rtrap.S index 891f460..4da2e1f 100644 --- a/arch/sparc/kernel/rtrap.S +++ b/arch/sparc/kernel/rtrap.S @@ -69,12 +69,13 @@ ret_trap_lockless_ipi: ld [%curptr + TI_FLAGS], %g2 signal_p: - andcc %g2, (_TIF_SIGPENDING|_TIF_RESTORE_SIGMASK), %g0 + andcc %g2, _TIF_DO_NOTIFY_RESUME_MASK, %g0 bz,a ret_trap_continue ld [%sp + STACKFRAME_SZ + PT_PSR], %t_psr + mov %g2, %o2 mov %l5, %o1 - call do_signal + call do_notify_resume add %sp, STACKFRAME_SZ, %o0 ! pt_regs ptr /* Fall through. */ diff --git a/arch/sparc/kernel/signal.c b/arch/sparc/kernel/signal.c index 3fd1df9..c94f91c 100644 --- a/arch/sparc/kernel/signal.c +++ b/arch/sparc/kernel/signal.c @@ -18,6 +18,7 @@ #include <linux/smp.h> #include <linux/binfmts.h> /* do_coredum */ #include <linux/bitops.h> +#include <linux/tracehook.h> #include <asm/uaccess.h> #include <asm/ptrace.h> @@ -513,7 +514,7 @@ static inline void syscall_restart(unsigned long orig_i0, struct pt_regs *regs, * want to handle. Thus you cannot kill init even with a SIGKILL even by * mistake. */ -asmlinkage void do_signal(struct pt_regs * regs, unsigned long orig_i0) +static void do_signal(struct pt_regs *regs, unsigned long orig_i0) { struct k_sigaction ka; int restart_syscall; @@ -552,6 +553,8 @@ asmlinkage void do_signal(struct pt_regs * regs, unsigned long orig_i0) */ if (test_thread_flag(TIF_RESTORE_SIGMASK)) clear_thread_flag(TIF_RESTORE_SIGMASK); + + tracehook_signal_handler(signr, &info, &ka, regs, 0); return; } if (restart_syscall && @@ -579,6 +582,17 @@ asmlinkage void do_signal(struct pt_regs * regs, unsigned long orig_i0) } } +void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0, + unsigned long thread_info_flags) +{ + if (thread_info_flags & (_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK)) + do_signal(regs, orig_i0); + if (thread_info_flags & _TIF_NOTIFY_RESUME) { + clear_thread_flag(TIF_NOTIFY_RESUME); + tracehook_notify_resume(regs); + } +} + asmlinkage int do_sys_sigstack(struct sigstack __user *ssptr, struct sigstack __user *ossptr, unsigned long sp) diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig index 7c88263..923a989 100644 --- a/arch/sparc64/Kconfig +++ b/arch/sparc64/Kconfig @@ -17,6 +17,7 @@ config SPARC64 select HAVE_LMB select HAVE_ARCH_KGDB select USE_GENERIC_SMP_HELPERS if SMP + select HAVE_ARCH_TRACEHOOK config GENERIC_TIME bool diff --git a/arch/sparc64/kernel/compat_audit.c b/arch/sparc64/kernel/compat_audit.c index c197948..c831b0a 100644 --- a/arch/sparc64/kernel/compat_audit.c +++ b/arch/sparc64/kernel/compat_audit.c @@ -1,4 +1,4 @@ -#include <asm-sparc/unistd.h> +#include <asm/unistd_32.h> unsigned sparc32_dir_class[] = { #include <asm-generic/audit_dir_write.h> diff --git a/arch/sparc64/kernel/entry.h b/arch/sparc64/kernel/entry.h index 32fbab6..fc294a2 100644 --- a/arch/sparc64/kernel/entry.h +++ b/arch/sparc64/kernel/entry.h @@ -22,8 +22,7 @@ extern void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0, unsigned long thread_info_flags); -extern asmlinkage void syscall_trace(struct pt_regs *regs, - int syscall_exit_p); +extern asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p); extern void bad_trap_tl1(struct pt_regs *regs, long lvl); diff --git a/arch/sparc64/kernel/ptrace.c b/arch/sparc64/kernel/ptrace.c index f6c9fc9..bd578cc 100644 --- a/arch/sparc64/kernel/ptrace.c +++ b/arch/sparc64/kernel/ptrace.c @@ -23,6 +23,7 @@ #include <linux/audit.h> #include <linux/signal.h> #include <linux/regset.h> +#include <linux/tracehook.h> #include <linux/compat.h> #include <linux/elf.h> @@ -1049,8 +1050,10 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) return ret; } -asmlinkage void syscall_trace(struct pt_regs *regs, int syscall_exit_p) +asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p) { + int ret = 0; + /* do the secure computing check first */ secure_computing(regs->u_regs[UREG_G1]); @@ -1064,27 +1067,14 @@ asmlinkage void syscall_trace(struct pt_regs *regs, int syscall_exit_p) audit_syscall_exit(result, regs->u_regs[UREG_I0]); } - if (!(current->ptrace & PT_PTRACED)) - goto out; - - if (!test_thread_flag(TIF_SYSCALL_TRACE)) - goto out; - - ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD) - ? 0x80 : 0)); - - /* - * this isn't the same as continuing with a signal, but it will do - * for normal use. strace only continues with a signal if the - * stopping signal is not SIGTRAP. -brl - */ - if (current->exit_code) { - send_sig(current->exit_code, current, 1); - current->exit_code = 0; + if (test_thread_flag(TIF_SYSCALL_TRACE)) { + if (syscall_exit_p) + tracehook_report_syscall_exit(regs, 0); + else + ret = tracehook_report_syscall_entry(regs); } -out: - if (unlikely(current->audit_context) && !syscall_exit_p) + if (unlikely(current->audit_context) && !syscall_exit_p && !ret) audit_syscall_entry((test_thread_flag(TIF_32BIT) ? AUDIT_ARCH_SPARC : AUDIT_ARCH_SPARC64), @@ -1093,4 +1083,6 @@ out: regs->u_regs[UREG_I1], regs->u_regs[UREG_I2], regs->u_regs[UREG_I3]); + + return ret; } diff --git a/arch/sparc64/kernel/rtrap.S b/arch/sparc64/kernel/rtrap.S index c6fc695..97a993c 100644 --- a/arch/sparc64/kernel/rtrap.S +++ b/arch/sparc64/kernel/rtrap.S @@ -46,7 +46,7 @@ __handle_user_windows: wrpr %g0, RTRAP_PSTATE_IRQOFF, %pstate ldx [%g6 + TI_FLAGS], %l0 -1: andcc %l0, _TIF_SIGPENDING, %g0 +1: andcc %l0, _TIF_DO_NOTIFY_RESUME_MASK, %g0 be,pt %xcc, __handle_user_windows_continue nop mov %l5, %o1 @@ -86,7 +86,7 @@ __handle_perfctrs: wrpr %g0, RTRAP_PSTATE, %pstate wrpr %g0, RTRAP_PSTATE_IRQOFF, %pstate ldx [%g6 + TI_FLAGS], %l0 -1: andcc %l0, _TIF_SIGPENDING, %g0 +1: andcc %l0, _TIF_DO_NOTIFY_RESUME_MASK, %g0 be,pt %xcc, __handle_perfctrs_continue sethi %hi(TSTATE_PEF), %o0 @@ -195,7 +195,7 @@ __handle_preemption_continue: andcc %l1, %o0, %g0 andcc %l0, _TIF_NEED_RESCHED, %g0 bne,pn %xcc, __handle_preemption - andcc %l0, _TIF_SIGPENDING, %g0 + andcc %l0, _TIF_DO_NOTIFY_RESUME_MASK, %g0 bne,pn %xcc, __handle_signal __handle_signal_continue: ldub [%g6 + TI_WSAVED], %o2 diff --git a/arch/sparc64/kernel/signal.c b/arch/sparc64/kernel/signal.c index 9667e96..d1b8445 100644 --- a/arch/sparc64/kernel/signal.c +++ b/arch/sparc64/kernel/signal.c @@ -17,11 +17,13 @@ #include <linux/errno.h> #include <linux/wait.h> #include <linux/ptrace.h> +#include <linux/tracehook.h> #include <linux/unistd.h> #include <linux/mm.h> #include <linux/tty.h> #include <linux/binfmts.h> #include <linux/bitops.h> +#include <linux/tracehook.h> #include <asm/uaccess.h> #include <asm/ptrace.h> @@ -574,6 +576,8 @@ static void do_signal(struct pt_regs *regs, unsigned long orig_i0) * clear the TS_RESTORE_SIGMASK flag. */ current_thread_info()->status &= ~TS_RESTORE_SIGMASK; + + tracehook_signal_handler(signr, &info, &ka, regs, 0); return; } if (restart_syscall && @@ -605,4 +609,8 @@ void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0, unsigned long { if (thread_info_flags & _TIF_SIGPENDING) do_signal(regs, orig_i0); + if (thread_info_flags & _TIF_NOTIFY_RESUME) { + clear_thread_flag(TIF_NOTIFY_RESUME); + tracehook_notify_resume(regs); + } } diff --git a/arch/sparc64/kernel/signal32.c b/arch/sparc64/kernel/signal32.c index 97cdd1b..ba5b09a 100644 --- a/arch/sparc64/kernel/signal32.c +++ b/arch/sparc64/kernel/signal32.c @@ -19,6 +19,7 @@ #include <linux/binfmts.h> #include <linux/compat.h> #include <linux/bitops.h> +#include <linux/tracehook.h> #include <asm/uaccess.h> #include <asm/ptrace.h> @@ -794,6 +795,8 @@ void do_signal32(sigset_t *oldset, struct pt_regs * regs, * clear the TS_RESTORE_SIGMASK flag. */ current_thread_info()->status &= ~TS_RESTORE_SIGMASK; + + tracehook_signal_handler(signr, &info, &ka, regs, 0); return; } if (restart_syscall && diff --git a/arch/sparc64/kernel/syscalls.S b/arch/sparc64/kernel/syscalls.S index db19ed6..a2f2427 100644 --- a/arch/sparc64/kernel/syscalls.S +++ b/arch/sparc64/kernel/syscalls.S @@ -162,6 +162,8 @@ linux_syscall_trace32: add %sp, PTREGS_OFF, %o0 call syscall_trace clr %o1 + brnz,pn %o0, 3f + mov -ENOSYS, %o0 srl %i0, 0, %o0 srl %i4, 0, %o4 srl %i1, 0, %o1 @@ -173,6 +175,8 @@ linux_syscall_trace: add %sp, PTREGS_OFF, %o0 call syscall_trace clr %o1 + brnz,pn %o0, 3f + mov -ENOSYS, %o0 mov %i0, %o0 mov %i1, %o1 mov %i2, %o2 diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 7bb4617..0e5bf1e 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -30,6 +30,7 @@ config X86 select HAVE_FTRACE select HAVE_KVM if ((X86_32 && !X86_VOYAGER && !X86_VISWS && !X86_NUMAQ) || X86_64) select HAVE_ARCH_KGDB if !X86_VOYAGER + select HAVE_GENERIC_DMA_COHERENT if X86_32 select HAVE_EFFICIENT_UNALIGNED_ACCESS config ARCH_DEFCONFIG diff --git a/arch/x86/kernel/acpi/cstate.c b/arch/x86/kernel/acpi/cstate.c index 9220cf4..c2502eb 100644 --- a/arch/x86/kernel/acpi/cstate.c +++ b/arch/x86/kernel/acpi/cstate.c @@ -73,7 +73,6 @@ int acpi_processor_ffh_cstate_probe(unsigned int cpu, struct cpuinfo_x86 *c = &cpu_data(cpu); cpumask_t saved_mask; - cpumask_of_cpu_ptr(new_mask, cpu); int retval; unsigned int eax, ebx, ecx, edx; unsigned int edx_part; @@ -92,7 +91,7 @@ int acpi_processor_ffh_cstate_probe(unsigned int cpu, /* Make sure we are running on right CPU */ saved_mask = current->cpus_allowed; - retval = set_cpus_allowed_ptr(current, new_mask); + retval = set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu)); if (retval) return -1; diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index 7469740..22d7d05 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c @@ -29,9 +29,6 @@ #define CMD_SET_TYPE(cmd, t) ((cmd)->data[1] |= ((t) << 28)) -#define to_pages(addr, size) \ - (round_up(((addr) & ~PAGE_MASK) + (size), PAGE_SIZE) >> PAGE_SHIFT) - #define EXIT_LOOP_COUNT 10000000 static DEFINE_RWLOCK(amd_iommu_devtable_lock); @@ -185,7 +182,7 @@ static int iommu_flush_pages(struct amd_iommu *iommu, u16 domid, u64 address, size_t size) { int s = 0; - unsigned pages = to_pages(address, size); + unsigned pages = iommu_num_pages(address, size); address &= PAGE_MASK; @@ -557,8 +554,8 @@ static struct dma_ops_domain *dma_ops_domain_alloc(struct amd_iommu *iommu, if (iommu->exclusion_start && iommu->exclusion_start < dma_dom->aperture_size) { unsigned long startpage = iommu->exclusion_start >> PAGE_SHIFT; - int pages = to_pages(iommu->exclusion_start, - iommu->exclusion_length); + int pages = iommu_num_pages(iommu->exclusion_start, + iommu->exclusion_length); dma_ops_reserve_addresses(dma_dom, startpage, pages); } @@ -767,7 +764,7 @@ static dma_addr_t __map_single(struct device *dev, unsigned int pages; int i; - pages = to_pages(paddr, size); + pages = iommu_num_pages(paddr, size); paddr &= PAGE_MASK; address = dma_ops_alloc_addresses(dev, dma_dom, pages); @@ -802,7 +799,7 @@ static void __unmap_single(struct amd_iommu *iommu, if ((dma_addr == 0) || (dma_addr + size > dma_dom->aperture_size)) return; - pages = to_pages(dma_addr, size); + pages = iommu_num_pages(dma_addr, size); dma_addr &= PAGE_MASK; start = dma_addr; diff --git a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c index ff2fff5..dd097b8 100644 --- a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c +++ b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c @@ -200,12 +200,10 @@ static void drv_read(struct drv_cmd *cmd) static void drv_write(struct drv_cmd *cmd) { cpumask_t saved_mask = current->cpus_allowed; - cpumask_of_cpu_ptr_declare(cpu_mask); unsigned int i; for_each_cpu_mask_nr(i, cmd->mask) { - cpumask_of_cpu_ptr_next(cpu_mask, i); - set_cpus_allowed_ptr(current, cpu_mask); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(i)); do_drv_write(cmd); } @@ -269,12 +267,11 @@ static unsigned int get_measured_perf(unsigned int cpu) } aperf_cur, mperf_cur; cpumask_t saved_mask; - cpumask_of_cpu_ptr(cpu_mask, cpu); unsigned int perf_percent; unsigned int retval; saved_mask = current->cpus_allowed; - set_cpus_allowed_ptr(current, cpu_mask); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu)); if (get_cpu() != cpu) { /* We were not able to run on requested processor */ put_cpu(); @@ -340,7 +337,6 @@ static unsigned int get_measured_perf(unsigned int cpu) static unsigned int get_cur_freq_on_cpu(unsigned int cpu) { - cpumask_of_cpu_ptr(cpu_mask, cpu); struct acpi_cpufreq_data *data = per_cpu(drv_data, cpu); unsigned int freq; unsigned int cached_freq; @@ -353,7 +349,7 @@ static unsigned int get_cur_freq_on_cpu(unsigned int cpu) } cached_freq = data->freq_table[data->acpi_data->state].frequency; - freq = extract_freq(get_cur_val(cpu_mask), data); + freq = extract_freq(get_cur_val(&cpumask_of_cpu(cpu)), data); if (freq != cached_freq) { /* * The dreaded BIOS frequency change behind our back. diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c index 53c7b69..c45ca6d 100644 --- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c +++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c @@ -479,12 +479,11 @@ static int core_voltage_post_transition(struct powernow_k8_data *data, u32 reqvi static int check_supported_cpu(unsigned int cpu) { cpumask_t oldmask; - cpumask_of_cpu_ptr(cpu_mask, cpu); u32 eax, ebx, ecx, edx; unsigned int rc = 0; oldmask = current->cpus_allowed; - set_cpus_allowed_ptr(current, cpu_mask); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu)); if (smp_processor_id() != cpu) { printk(KERN_ERR PFX "limiting to cpu %u failed\n", cpu); @@ -1017,7 +1016,6 @@ static int transition_frequency_pstate(struct powernow_k8_data *data, unsigned i static int powernowk8_target(struct cpufreq_policy *pol, unsigned targfreq, unsigned relation) { cpumask_t oldmask; - cpumask_of_cpu_ptr(cpu_mask, pol->cpu); struct powernow_k8_data *data = per_cpu(powernow_data, pol->cpu); u32 checkfid; u32 checkvid; @@ -1032,7 +1030,7 @@ static int powernowk8_target(struct cpufreq_policy *pol, unsigned targfreq, unsi /* only run on specific CPU from here on */ oldmask = current->cpus_allowed; - set_cpus_allowed_ptr(current, cpu_mask); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(pol->cpu)); if (smp_processor_id() != pol->cpu) { printk(KERN_ERR PFX "limiting to cpu %u failed\n", pol->cpu); @@ -1107,7 +1105,6 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol) { struct powernow_k8_data *data; cpumask_t oldmask; - cpumask_of_cpu_ptr_declare(newmask); int rc; if (!cpu_online(pol->cpu)) @@ -1159,8 +1156,7 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol) /* only run on specific CPU from here on */ oldmask = current->cpus_allowed; - cpumask_of_cpu_ptr_next(newmask, pol->cpu); - set_cpus_allowed_ptr(current, newmask); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(pol->cpu)); if (smp_processor_id() != pol->cpu) { printk(KERN_ERR PFX "limiting to cpu %u failed\n", pol->cpu); @@ -1182,7 +1178,7 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol) set_cpus_allowed_ptr(current, &oldmask); if (cpu_family == CPU_HW_PSTATE) - pol->cpus = *newmask; + pol->cpus = cpumask_of_cpu(pol->cpu); else pol->cpus = per_cpu(cpu_core_map, pol->cpu); data->available_cores = &(pol->cpus); @@ -1248,7 +1244,6 @@ static unsigned int powernowk8_get (unsigned int cpu) { struct powernow_k8_data *data; cpumask_t oldmask = current->cpus_allowed; - cpumask_of_cpu_ptr(newmask, cpu); unsigned int khz = 0; unsigned int first; @@ -1258,7 +1253,7 @@ static unsigned int powernowk8_get (unsigned int cpu) if (!data) return -EINVAL; - set_cpus_allowed_ptr(current, newmask); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu)); if (smp_processor_id() != cpu) { printk(KERN_ERR PFX "limiting to CPU %d failed in powernowk8_get\n", cpu); diff --git a/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c b/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c index ca2ac13..15e13c0 100644 --- a/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c +++ b/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c @@ -324,10 +324,9 @@ static unsigned int get_cur_freq(unsigned int cpu) unsigned l, h; unsigned clock_freq; cpumask_t saved_mask; - cpumask_of_cpu_ptr(new_mask, cpu); saved_mask = current->cpus_allowed; - set_cpus_allowed_ptr(current, new_mask); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu)); if (smp_processor_id() != cpu) return 0; @@ -585,15 +584,12 @@ static int centrino_target (struct cpufreq_policy *policy, * Best effort undo.. */ - if (!cpus_empty(*covered_cpus)) { - cpumask_of_cpu_ptr_declare(new_mask); - + if (!cpus_empty(*covered_cpus)) for_each_cpu_mask_nr(j, *covered_cpus) { - cpumask_of_cpu_ptr_next(new_mask, j); - set_cpus_allowed_ptr(current, new_mask); + set_cpus_allowed_ptr(current, + &cpumask_of_cpu(j)); wrmsr(MSR_IA32_PERF_CTL, oldmsr, h); } - } tmp = freqs.new; freqs.new = freqs.old; diff --git a/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c b/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c index 2f3728d..191f726 100644 --- a/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c +++ b/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c @@ -244,8 +244,7 @@ static unsigned int _speedstep_get(const cpumask_t *cpus) static unsigned int speedstep_get(unsigned int cpu) { - cpumask_of_cpu_ptr(newmask, cpu); - return _speedstep_get(newmask); + return _speedstep_get(&cpumask_of_cpu(cpu)); } /** diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c index 650d40f..6b0a10b 100644 --- a/arch/x86/kernel/cpu/intel_cacheinfo.c +++ b/arch/x86/kernel/cpu/intel_cacheinfo.c @@ -516,7 +516,6 @@ static int __cpuinit detect_cache_attributes(unsigned int cpu) unsigned long j; int retval; cpumask_t oldmask; - cpumask_of_cpu_ptr(newmask, cpu); if (num_cache_leaves == 0) return -ENOENT; @@ -527,7 +526,7 @@ static int __cpuinit detect_cache_attributes(unsigned int cpu) return -ENOMEM; oldmask = current->cpus_allowed; - retval = set_cpus_allowed_ptr(current, newmask); + retval = set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu)); if (retval) goto out; diff --git a/arch/x86/kernel/ldt.c b/arch/x86/kernel/ldt.c index 3fee2aa..b68e21f 100644 --- a/arch/x86/kernel/ldt.c +++ b/arch/x86/kernel/ldt.c @@ -62,12 +62,10 @@ static int alloc_ldt(mm_context_t *pc, int mincount, int reload) if (reload) { #ifdef CONFIG_SMP - cpumask_of_cpu_ptr_declare(mask); - preempt_disable(); load_LDT(pc); - cpumask_of_cpu_ptr_next(mask, smp_processor_id()); - if (!cpus_equal(current->mm->cpu_vm_mask, *mask)) + if (!cpus_equal(current->mm->cpu_vm_mask, + cpumask_of_cpu(smp_processor_id()))) smp_call_function(flush_ldt, current->mm, 1); preempt_enable(); #else diff --git a/arch/x86/kernel/microcode.c b/arch/x86/kernel/microcode.c index 758b958..28dba1a 100644 --- a/arch/x86/kernel/microcode.c +++ b/arch/x86/kernel/microcode.c @@ -123,7 +123,6 @@ static int do_microcode_update (void) void *new_mc = NULL; int cpu; cpumask_t old; - cpumask_of_cpu_ptr_declare(newmask); old = current->cpus_allowed; @@ -140,8 +139,7 @@ static int do_microcode_update (void) if (!uci->valid) continue; - cpumask_of_cpu_ptr_next(newmask, cpu); - set_cpus_allowed_ptr(current, newmask); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu)); error = microcode_ops->get_matching_microcode(new_mc, cpu); if (error < 0) @@ -236,12 +234,11 @@ EXPORT_SYMBOL_GPL(microcode_pdev); static void microcode_init_cpu(int cpu, int resume) { cpumask_t old; - cpumask_of_cpu_ptr(newmask, cpu); struct ucode_cpu_info *uci = ucode_cpu_info + cpu; old = current->cpus_allowed; - set_cpus_allowed_ptr(current, newmask); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu)); mutex_lock(µcode_mutex); microcode_ops->collect_cpu_info(cpu); if (uci->valid && system_state == SYSTEM_RUNNING && !resume) @@ -263,13 +260,10 @@ static ssize_t reload_store(struct sys_device *dev, if (end == buf) return -EINVAL; if (val == 1) { - cpumask_t old; - cpumask_of_cpu_ptr(newmask, cpu); - - old = current->cpus_allowed; + cpumask_t old = current->cpus_allowed; get_online_cpus(); - set_cpus_allowed_ptr(current, newmask); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu)); mutex_lock(µcode_mutex); if (uci->valid) diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c index fd9e68e..07e52be 100644 --- a/arch/x86/kernel/microcode_amd.c +++ b/arch/x86/kernel/microcode_amd.c @@ -445,7 +445,6 @@ static int apply_microcode_check_cpu_amd(int cpu) struct ucode_cpu_info *uci = ucode_cpu_info + cpu; unsigned int rev; cpumask_t old; - cpumask_of_cpu_ptr(newmask, cpu); int err = 0; /* Check if the microcode is available */ @@ -453,7 +452,7 @@ static int apply_microcode_check_cpu_amd(int cpu) return 0; old = current->cpus_allowed; - set_cpus_allowed(current, newmask); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu)); /* Check if the microcode we have in memory matches the CPU */ if (c->x86_vendor != X86_VENDOR_AMD || c->x86 < 16) diff --git a/arch/x86/kernel/microcode_intel.c b/arch/x86/kernel/microcode_intel.c index 831db53..6da4a85 100644 --- a/arch/x86/kernel/microcode_intel.c +++ b/arch/x86/kernel/microcode_intel.c @@ -461,7 +461,6 @@ static int apply_microcode_check_cpu(int cpu) struct cpuinfo_x86 *c = &cpu_data(cpu); struct ucode_cpu_info *uci = ucode_cpu_info + cpu; cpumask_t old; - cpumask_of_cpu_ptr(newmask, cpu); unsigned int val[2]; int err = 0; @@ -470,7 +469,7 @@ static int apply_microcode_check_cpu(int cpu) return 0; old = current->cpus_allowed; - set_cpus_allowed_ptr(current, newmask); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu)); /* Check if the microcode we have in memory matches the CPU */ if (c->x86_vendor != X86_VENDOR_INTEL || c->x86 < 6 || diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c index 3754412..8dbffb8 100644 --- a/arch/x86/kernel/pci-dma.c +++ b/arch/x86/kernel/pci-dma.c @@ -192,124 +192,6 @@ static __init int iommu_setup(char *p) } early_param("iommu", iommu_setup); -#ifdef CONFIG_X86_32 -int dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr, - dma_addr_t device_addr, size_t size, int flags) -{ - void __iomem *mem_base = NULL; - int pages = size >> PAGE_SHIFT; - int bitmap_size = BITS_TO_LONGS(pages) * sizeof(long); - - if ((flags & (DMA_MEMORY_MAP | DMA_MEMORY_IO)) == 0) - goto out; - if (!size) - goto out; - if (dev->dma_mem) - goto out; - - /* FIXME: this routine just ignores DMA_MEMORY_INCLUDES_CHILDREN */ - - mem_base = ioremap(bus_addr, size); - if (!mem_base) - goto out; - - dev->dma_mem = kzalloc(sizeof(struct dma_coherent_mem), GFP_KERNEL); - if (!dev->dma_mem) - goto out; - dev->dma_mem->bitmap = kzalloc(bitmap_size, GFP_KERNEL); - if (!dev->dma_mem->bitmap) - goto free1_out; - - dev->dma_mem->virt_base = mem_base; - dev->dma_mem->device_base = device_addr; - dev->dma_mem->size = pages; - dev->dma_mem->flags = flags; - - if (flags & DMA_MEMORY_MAP) - return DMA_MEMORY_MAP; - - return DMA_MEMORY_IO; - - free1_out: - kfree(dev->dma_mem); - out: - if (mem_base) - iounmap(mem_base); - return 0; -} -EXPORT_SYMBOL(dma_declare_coherent_memory); - -void dma_release_declared_memory(struct device *dev) -{ - struct dma_coherent_mem *mem = dev->dma_mem; - - if (!mem) - return; - dev->dma_mem = NULL; - iounmap(mem->virt_base); - kfree(mem->bitmap); - kfree(mem); -} -EXPORT_SYMBOL(dma_release_declared_memory); - -void *dma_mark_declared_memory_occupied(struct device *dev, - dma_addr_t device_addr, size_t size) -{ - struct dma_coherent_mem *mem = dev->dma_mem; - int pos, err; - int pages = (size + (device_addr & ~PAGE_MASK) + PAGE_SIZE - 1); - - pages >>= PAGE_SHIFT; - - if (!mem) - return ERR_PTR(-EINVAL); - - pos = (device_addr - mem->device_base) >> PAGE_SHIFT; - err = bitmap_allocate_region(mem->bitmap, pos, get_order(pages)); - if (err != 0) - return ERR_PTR(err); - return mem->virt_base + (pos << PAGE_SHIFT); -} -EXPORT_SYMBOL(dma_mark_declared_memory_occupied); - -static int dma_alloc_from_coherent_mem(struct device *dev, ssize_t size, - dma_addr_t *dma_handle, void **ret) -{ - struct dma_coherent_mem *mem = dev ? dev->dma_mem : NULL; - int order = get_order(size); - - if (mem) { - int page = bitmap_find_free_region(mem->bitmap, mem->size, - order); - if (page >= 0) { - *dma_handle = mem->device_base + (page << PAGE_SHIFT); - *ret = mem->virt_base + (page << PAGE_SHIFT); - memset(*ret, 0, size); - } - if (mem->flags & DMA_MEMORY_EXCLUSIVE) - *ret = NULL; - } - return (mem != NULL); -} - -static int dma_release_coherent(struct device *dev, int order, void *vaddr) -{ - struct dma_coherent_mem *mem = dev ? dev->dma_mem : NULL; - - if (mem && vaddr >= mem->virt_base && vaddr < - (mem->virt_base + (mem->size << PAGE_SHIFT))) { - int page = (vaddr - mem->virt_base) >> PAGE_SHIFT; - - bitmap_release_region(mem->bitmap, page, order); - return 1; - } - return 0; -} -#else -#define dma_alloc_from_coherent_mem(dev, size, handle, ret) (0) -#define dma_release_coherent(dev, order, vaddr) (0) -#endif /* CONFIG_X86_32 */ - int dma_supported(struct device *dev, u64 mask) { struct dma_mapping_ops *ops = get_dma_ops(dev); @@ -379,7 +261,7 @@ dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, /* ignore region specifiers */ gfp &= ~(__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32); - if (dma_alloc_from_coherent_mem(dev, size, dma_handle, &memory)) + if (dma_alloc_from_coherent(dev, size, dma_handle, &memory)) return memory; if (!dev) { @@ -484,7 +366,7 @@ void dma_free_coherent(struct device *dev, size_t size, int order = get_order(size); WARN_ON(irqs_disabled()); /* for portability */ - if (dma_release_coherent(dev, order, vaddr)) + if (dma_release_from_coherent(dev, order, vaddr)) return; if (ops->unmap_single) ops->unmap_single(dev, bus, size, 0); diff --git a/arch/x86/kernel/pci-gart_64.c b/arch/x86/kernel/pci-gart_64.c index 744126e..49285f8 100644 --- a/arch/x86/kernel/pci-gart_64.c +++ b/arch/x86/kernel/pci-gart_64.c @@ -67,9 +67,6 @@ static u32 gart_unmapped_entry; (((x) & 0xfffff000) | (((x) >> 32) << 4) | GPTE_VALID | GPTE_COHERENT) #define GPTE_DECODE(x) (((x) & 0xfffff000) | (((u64)(x) & 0xff0) << 28)) -#define to_pages(addr, size) \ - (round_up(((addr) & ~PAGE_MASK) + (size), PAGE_SIZE) >> PAGE_SHIFT) - #define EMERGENCY_PAGES 32 /* = 128KB */ #ifdef CONFIG_AGP @@ -241,7 +238,7 @@ nonforced_iommu(struct device *dev, unsigned long addr, size_t size) static dma_addr_t dma_map_area(struct device *dev, dma_addr_t phys_mem, size_t size, int dir) { - unsigned long npages = to_pages(phys_mem, size); + unsigned long npages = iommu_num_pages(phys_mem, size); unsigned long iommu_page = alloc_iommu(dev, npages); int i; @@ -304,7 +301,7 @@ static void gart_unmap_single(struct device *dev, dma_addr_t dma_addr, return; iommu_page = (dma_addr - iommu_bus_base)>>PAGE_SHIFT; - npages = to_pages(dma_addr, size); + npages = iommu_num_pages(dma_addr, size); for (i = 0; i < npages; i++) { iommu_gatt_base[iommu_page + i] = gart_unmapped_entry; CLEAR_LEAK(iommu_page + i); @@ -387,7 +384,7 @@ static int __dma_map_cont(struct device *dev, struct scatterlist *start, } addr = phys_addr; - pages = to_pages(s->offset, s->length); + pages = iommu_num_pages(s->offset, s->length); while (pages--) { iommu_gatt_base[iommu_page] = GPTE_ENCODE(addr); SET_LEAK(iommu_page); @@ -470,7 +467,7 @@ gart_map_sg(struct device *dev, struct scatterlist *sg, int nents, int dir) seg_size += s->length; need = nextneed; - pages += to_pages(s->offset, s->length); + pages += iommu_num_pages(s->offset, s->length); ps = s; } if (dma_map_cont(dev, start_sg, i - start, sgmap, pages, need) < 0) diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c index 06a9f64..724adfc 100644 --- a/arch/x86/kernel/reboot.c +++ b/arch/x86/kernel/reboot.c @@ -414,25 +414,20 @@ void native_machine_shutdown(void) /* The boot cpu is always logical cpu 0 */ int reboot_cpu_id = 0; - cpumask_of_cpu_ptr(newmask, reboot_cpu_id); #ifdef CONFIG_X86_32 /* See if there has been given a command line override */ if ((reboot_cpu != -1) && (reboot_cpu < NR_CPUS) && - cpu_online(reboot_cpu)) { + cpu_online(reboot_cpu)) reboot_cpu_id = reboot_cpu; - cpumask_of_cpu_ptr_next(newmask, reboot_cpu_id); - } #endif /* Make certain the cpu I'm about to reboot on is online */ - if (!cpu_online(reboot_cpu_id)) { + if (!cpu_online(reboot_cpu_id)) reboot_cpu_id = smp_processor_id(); - cpumask_of_cpu_ptr_next(newmask, reboot_cpu_id); - } /* Make certain I only run on the appropriate processor */ - set_cpus_allowed_ptr(current, newmask); + set_cpus_allowed_ptr(current, &cpumask_of_cpu(reboot_cpu_id)); /* O.K Now that I'm on the appropriate processor, * stop all of the others. diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c index f7745f9..76e305e 100644 --- a/arch/x86/kernel/setup_percpu.c +++ b/arch/x86/kernel/setup_percpu.c @@ -80,24 +80,6 @@ static void __init setup_per_cpu_maps(void) #endif } -#ifdef CONFIG_HAVE_CPUMASK_OF_CPU_MAP -cpumask_t *cpumask_of_cpu_map __read_mostly; -EXPORT_SYMBOL(cpumask_of_cpu_map); - -/* requires nr_cpu_ids to be initialized */ -static void __init setup_cpumask_of_cpu(void) -{ - int i; - - /* alloc_bootmem zeroes memory */ - cpumask_of_cpu_map = alloc_bootmem_low(sizeof(cpumask_t) * nr_cpu_ids); - for (i = 0; i < nr_cpu_ids; i++) - cpu_set(i, cpumask_of_cpu_map[i]); -} -#else -static inline void setup_cpumask_of_cpu(void) { } -#endif - #ifdef CONFIG_X86_32 /* * Great future not-so-futuristic plan: make i386 and x86_64 do it @@ -197,9 +179,6 @@ void __init setup_per_cpu_areas(void) /* Setup node to cpumask map */ setup_node_to_cpumask_map(); - - /* Setup cpumask_of_cpu map */ - setup_cpumask_of_cpu(); } #endif diff --git a/arch/x86/kvm/Kconfig b/arch/x86/kvm/Kconfig index 8d45fab..ce3251c 100644 --- a/arch/x86/kvm/Kconfig +++ b/arch/x86/kvm/Kconfig @@ -21,6 +21,7 @@ config KVM tristate "Kernel-based Virtual Machine (KVM) support" depends on HAVE_KVM select PREEMPT_NOTIFIERS + select MMU_NOTIFIER select ANON_INODES ---help--- Support hosting fully virtualized guest machines using hardware diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c index 0313a5e..d9249a8 100644 --- a/arch/x86/lguest/boot.c +++ b/arch/x86/lguest/boot.c @@ -1014,6 +1014,9 @@ __init void lguest_init(void) init_pg_tables_start = __pa(pg0); init_pg_tables_end = __pa(pg0); + /* As described in head_32.S, we map the first 128M of memory. */ + max_pfn_mapped = (128*1024*1024) >> PAGE_SHIFT; + /* Load the %fs segment register (the per-cpu segment register) with * the normal data segment to get through booting. */ asm volatile ("mov %0, %%fs" : : "r" (__KERNEL_DS) : "memory"); diff --git a/arch/x86/mm/gup.c b/arch/x86/mm/gup.c index 3085f25..007bb06 100644 --- a/arch/x86/mm/gup.c +++ b/arch/x86/mm/gup.c @@ -223,14 +223,17 @@ int get_user_pages_fast(unsigned long start, int nr_pages, int write, struct page **pages) { struct mm_struct *mm = current->mm; - unsigned long end = start + (nr_pages << PAGE_SHIFT); - unsigned long addr = start; + unsigned long addr, len, end; unsigned long next; pgd_t *pgdp; int nr = 0; + start &= PAGE_MASK; + addr = start; + len = (unsigned long) nr_pages << PAGE_SHIFT; + end = start + len; if (unlikely(!access_ok(write ? VERIFY_WRITE : VERIFY_READ, - start, nr_pages*PAGE_SIZE))) + start, len))) goto slow_irqon; /* diff --git a/arch/x86/pci/fixup.c b/arch/x86/pci/fixup.c index ff3a6a3..4bdaa59 100644 --- a/arch/x86/pci/fixup.c +++ b/arch/x86/pci/fixup.c @@ -23,7 +23,8 @@ static void __devinit pci_fixup_i450nx(struct pci_dev *d) pci_read_config_byte(d, reg++, &busno); pci_read_config_byte(d, reg++, &suba); pci_read_config_byte(d, reg++, &subb); - DBG("i450NX PXB %d: %02x/%02x/%02x\n", pxb, busno, suba, subb); + dev_dbg(&d->dev, "i450NX PXB %d: %02x/%02x/%02x\n", pxb, busno, + suba, subb); if (busno) pci_scan_bus_with_sysdata(busno); /* Bus A */ if (suba < subb) diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c index a095058..5807d1b 100644 --- a/arch/x86/pci/i386.c +++ b/arch/x86/pci/i386.c @@ -128,10 +128,8 @@ static void __init pcibios_allocate_bus_resources(struct list_head *bus_list) pr = pci_find_parent_resource(dev, r); if (!r->start || !pr || request_resource(pr, r) < 0) { - printk(KERN_ERR "PCI: Cannot allocate " - "resource region %d " - "of bridge %s\n", - idx, pci_name(dev)); + dev_err(&dev->dev, "BAR %d: can't " + "allocate resource\n", idx); /* * Something is wrong with the region. * Invalidate the resource to prevent @@ -166,15 +164,15 @@ static void __init pcibios_allocate_resources(int pass) else disabled = !(command & PCI_COMMAND_MEMORY); if (pass == disabled) { - DBG("PCI: Resource %08lx-%08lx " - "(f=%lx, d=%d, p=%d)\n", - r->start, r->end, r->flags, disabled, pass); + dev_dbg(&dev->dev, "resource %#08llx-%#08llx " + "(f=%lx, d=%d, p=%d)\n", + (unsigned long long) r->start, + (unsigned long long) r->end, + r->flags, disabled, pass); pr = pci_find_parent_resource(dev, r); if (!pr || request_resource(pr, r) < 0) { - printk(KERN_ERR "PCI: Cannot allocate " - "resource region %d " - "of device %s\n", - idx, pci_name(dev)); + dev_err(&dev->dev, "BAR %d: can't " + "allocate resource\n", idx); /* We'll assign a new address later */ r->end -= r->start; r->start = 0; @@ -187,8 +185,7 @@ static void __init pcibios_allocate_resources(int pass) /* Turn the ROM off, leave the resource region, * but keep it unregistered. */ u32 reg; - DBG("PCI: Switching off ROM of %s\n", - pci_name(dev)); + dev_dbg(&dev->dev, "disabling ROM\n"); r->flags &= ~IORESOURCE_ROM_ENABLE; pci_read_config_dword(dev, dev->rom_base_reg, ®); @@ -257,8 +254,7 @@ void pcibios_set_master(struct pci_dev *dev) lat = pcibios_max_latency; else return; - printk(KERN_DEBUG "PCI: Setting latency timer of device %s to %d\n", - pci_name(dev), lat); + dev_printk(KERN_DEBUG, &dev->dev, "setting latency timer to %d\n", lat); pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat); } diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c index 6a06a2e..fec0123 100644 --- a/arch/x86/pci/irq.c +++ b/arch/x86/pci/irq.c @@ -436,7 +436,7 @@ static int pirq_vlsi_get(struct pci_dev *router, struct pci_dev *dev, int pirq) { WARN_ON_ONCE(pirq >= 9); if (pirq > 8) { - printk(KERN_INFO "VLSI router pirq escape (%d)\n", pirq); + dev_info(&dev->dev, "VLSI router PIRQ escape (%d)\n", pirq); return 0; } return read_config_nybble(router, 0x74, pirq-1); @@ -446,7 +446,7 @@ static int pirq_vlsi_set(struct pci_dev *router, struct pci_dev *dev, int pirq, { WARN_ON_ONCE(pirq >= 9); if (pirq > 8) { - printk(KERN_INFO "VLSI router pirq escape (%d)\n", pirq); + dev_info(&dev->dev, "VLSI router PIRQ escape (%d)\n", pirq); return 0; } write_config_nybble(router, 0x74, pirq-1, irq); @@ -492,15 +492,17 @@ static int pirq_amd756_get(struct pci_dev *router, struct pci_dev *dev, int pirq irq = 0; if (pirq <= 4) irq = read_config_nybble(router, 0x56, pirq - 1); - printk(KERN_INFO "AMD756: dev %04x:%04x, router pirq : %d get irq : %2d\n", - dev->vendor, dev->device, pirq, irq); + dev_info(&dev->dev, + "AMD756: dev [%04x/%04x], router PIRQ %d get IRQ %d\n", + dev->vendor, dev->device, pirq, irq); return irq; } static int pirq_amd756_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq) { - printk(KERN_INFO "AMD756: dev %04x:%04x, router pirq : %d SET irq : %2d\n", - dev->vendor, dev->device, pirq, irq); + dev_info(&dev->dev, + "AMD756: dev [%04x/%04x], router PIRQ %d set IRQ %d\n", + dev->vendor, dev->device, pirq, irq); if (pirq <= 4) write_config_nybble(router, 0x56, pirq - 1, irq); return 1; @@ -730,7 +732,6 @@ static __init int ali_router_probe(struct irq_router *r, struct pci_dev *router, switch (device) { case PCI_DEVICE_ID_AL_M1533: case PCI_DEVICE_ID_AL_M1563: - printk(KERN_DEBUG "PCI: Using ALI IRQ Router\n"); r->name = "ALI"; r->get = pirq_ali_get; r->set = pirq_ali_set; @@ -840,11 +841,9 @@ static void __init pirq_find_router(struct irq_router *r) h->probe(r, pirq_router_dev, pirq_router_dev->device)) break; } - printk(KERN_INFO "PCI: Using IRQ router %s [%04x/%04x] at %s\n", - pirq_router.name, - pirq_router_dev->vendor, - pirq_router_dev->device, - pci_name(pirq_router_dev)); + dev_info(&pirq_router_dev->dev, "%s IRQ router [%04x/%04x]\n", + pirq_router.name, + pirq_router_dev->vendor, pirq_router_dev->device); /* The device remains referenced for the kernel lifetime */ } @@ -877,7 +876,7 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign) /* Find IRQ pin */ pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin); if (!pin) { - DBG(KERN_DEBUG " -> no interrupt pin\n"); + dev_dbg(&dev->dev, "no interrupt pin\n"); return 0; } pin = pin - 1; @@ -887,20 +886,20 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign) if (!pirq_table) return 0; - DBG(KERN_DEBUG "IRQ for %s[%c]", pci_name(dev), 'A' + pin); info = pirq_get_info(dev); if (!info) { - DBG(" -> not found in routing table\n" KERN_DEBUG); + dev_dbg(&dev->dev, "PCI INT %c not found in routing table\n", + 'A' + pin); return 0; } pirq = info->irq[pin].link; mask = info->irq[pin].bitmap; if (!pirq) { - DBG(" -> not routed\n" KERN_DEBUG); + dev_dbg(&dev->dev, "PCI INT %c not routed\n", 'A' + pin); return 0; } - DBG(" -> PIRQ %02x, mask %04x, excl %04x", pirq, mask, - pirq_table->exclusive_irqs); + dev_dbg(&dev->dev, "PCI INT %c -> PIRQ %02x, mask %04x, excl %04x", + 'A' + pin, pirq, mask, pirq_table->exclusive_irqs); mask &= pcibios_irq_mask; /* Work around broken HP Pavilion Notebooks which assign USB to @@ -930,10 +929,8 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign) if (pci_probe & PCI_USE_PIRQ_MASK) newirq = 0; else - printk("\n" KERN_WARNING - "PCI: IRQ %i for device %s doesn't match PIRQ mask - try pci=usepirqmask\n" - KERN_DEBUG, newirq, - pci_name(dev)); + dev_warn(&dev->dev, "IRQ %d doesn't match PIRQ mask " + "%#x; try pci=usepirqmask\n", newirq, mask); } if (!newirq && assign) { for (i = 0; i < 16; i++) { @@ -944,39 +941,35 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign) newirq = i; } } - DBG(" -> newirq=%d", newirq); + dev_dbg(&dev->dev, "PCI INT %c -> newirq %d", 'A' + pin, newirq); /* Check if it is hardcoded */ if ((pirq & 0xf0) == 0xf0) { irq = pirq & 0xf; - DBG(" -> hardcoded IRQ %d\n", irq); - msg = "Hardcoded"; + msg = "hardcoded"; } else if (r->get && (irq = r->get(pirq_router_dev, dev, pirq)) && \ ((!(pci_probe & PCI_USE_PIRQ_MASK)) || ((1 << irq) & mask))) { - DBG(" -> got IRQ %d\n", irq); - msg = "Found"; + msg = "found"; eisa_set_level_irq(irq); } else if (newirq && r->set && (dev->class >> 8) != PCI_CLASS_DISPLAY_VGA) { - DBG(" -> assigning IRQ %d", newirq); if (r->set(pirq_router_dev, dev, pirq, newirq)) { eisa_set_level_irq(newirq); - DBG(" ... OK\n"); - msg = "Assigned"; + msg = "assigned"; irq = newirq; } } if (!irq) { - DBG(" ... failed\n"); if (newirq && mask == (1 << newirq)) { - msg = "Guessed"; + msg = "guessed"; irq = newirq; - } else + } else { + dev_dbg(&dev->dev, "can't route interrupt\n"); return 0; + } } - printk(KERN_INFO "PCI: %s IRQ %d for device %s\n", msg, irq, - pci_name(dev)); + dev_info(&dev->dev, "%s PCI INT %c -> IRQ %d\n", msg, 'A' + pin, irq); /* Update IRQ for all devices with the same pirq value */ while ((dev2 = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev2)) != NULL) { @@ -996,17 +989,17 @@ static int pcibios_lookup_irq(struct pci_dev *dev, int assign) (!(pci_probe & PCI_USE_PIRQ_MASK) || \ ((1 << dev2->irq) & mask))) { #ifndef CONFIG_PCI_MSI - printk(KERN_INFO "IRQ routing conflict for %s, have irq %d, want irq %d\n", - pci_name(dev2), dev2->irq, irq); + dev_info(&dev2->dev, "IRQ routing conflict: " + "have IRQ %d, want IRQ %d\n", + dev2->irq, irq); #endif continue; } dev2->irq = irq; pirq_penalty[irq]++; if (dev != dev2) - printk(KERN_INFO - "PCI: Sharing IRQ %d with %s\n", - irq, pci_name(dev2)); + dev_info(&dev->dev, "sharing IRQ %d with %s\n", + irq, pci_name(dev2)); } } return 1; @@ -1025,8 +1018,7 @@ static void __init pcibios_fixup_irqs(void) * already in use. */ if (dev->irq >= 16) { - DBG(KERN_DEBUG "%s: ignoring bogus IRQ %d\n", - pci_name(dev), dev->irq); + dev_dbg(&dev->dev, "ignoring bogus IRQ %d\n", dev->irq); dev->irq = 0; } /* @@ -1070,12 +1062,12 @@ static void __init pcibios_fixup_irqs(void) irq = IO_APIC_get_PCI_irq_vector(bridge->bus->number, PCI_SLOT(bridge->devfn), pin); if (irq >= 0) - printk(KERN_WARNING "PCI: using PPB %s[%c] to get irq %d\n", - pci_name(bridge), 'A' + pin, irq); + dev_warn(&dev->dev, "using bridge %s INT %c to get IRQ %d\n", + pci_name(bridge), + 'A' + pin, irq); } if (irq >= 0) { - printk(KERN_INFO "PCI->APIC IRQ transform: %s[%c] -> IRQ %d\n", - pci_name(dev), 'A' + pin, irq); + dev_info(&dev->dev, "PCI->APIC IRQ transform: INT %c -> IRQ %d\n", 'A' + pin, irq); dev->irq = irq; } } @@ -1231,25 +1223,24 @@ static int pirq_enable_irq(struct pci_dev *dev) irq = IO_APIC_get_PCI_irq_vector(bridge->bus->number, PCI_SLOT(bridge->devfn), pin); if (irq >= 0) - printk(KERN_WARNING - "PCI: using PPB %s[%c] to get irq %d\n", - pci_name(bridge), - 'A' + pin, irq); + dev_warn(&dev->dev, "using bridge %s " + "INT %c to get IRQ %d\n", + pci_name(bridge), 'A' + pin, + irq); dev = bridge; } dev = temp_dev; if (irq >= 0) { - printk(KERN_INFO - "PCI->APIC IRQ transform: %s[%c] -> IRQ %d\n", - pci_name(dev), 'A' + pin, irq); + dev_info(&dev->dev, "PCI->APIC IRQ transform: " + "INT %c -> IRQ %d\n", 'A' + pin, irq); dev->irq = irq; return 0; } else - msg = " Probably buggy MP table."; + msg = "; probably buggy MP table"; } else if (pci_probe & PCI_BIOS_IRQ_SCAN) msg = ""; else - msg = " Please try using pci=biosirq."; + msg = "; please try using pci=biosirq"; /* * With IDE legacy devices the IRQ lookup failure is not @@ -1259,9 +1250,8 @@ static int pirq_enable_irq(struct pci_dev *dev) !(dev->class & 0x5)) return 0; - printk(KERN_WARNING - "PCI: No IRQ known for interrupt pin %c of device %s.%s\n", - 'A' + pin, pci_name(dev), msg); + dev_warn(&dev->dev, "can't find IRQ for PCI INT %c%s\n", + 'A' + pin, msg); } return 0; } diff --git a/arch/x86/pci/numaq_32.c b/arch/x86/pci/numaq_32.c index f4b16dc..1177845 100644 --- a/arch/x86/pci/numaq_32.c +++ b/arch/x86/pci/numaq_32.c @@ -131,13 +131,14 @@ static void __devinit pci_fixup_i450nx(struct pci_dev *d) u8 busno, suba, subb; int quad = BUS2QUAD(d->bus->number); - printk("PCI: Searching for i450NX host bridges on %s\n", pci_name(d)); + dev_info(&d->dev, "searching for i450NX host bridges\n"); reg = 0xd0; for(pxb=0; pxb<2; pxb++) { pci_read_config_byte(d, reg++, &busno); pci_read_config_byte(d, reg++, &suba); pci_read_config_byte(d, reg++, &subb); - DBG("i450NX PXB %d: %02x/%02x/%02x\n", pxb, busno, suba, subb); + dev_dbg(&d->dev, "i450NX PXB %d: %02x/%02x/%02x\n", + pxb, busno, suba, subb); if (busno) { /* Bus A */ pci_scan_bus_with_sysdata(QUADLOCAL2BUS(quad, busno)); |
