diff options
Diffstat (limited to 'arch/sh/include/asm')
27 files changed, 332 insertions, 247 deletions
diff --git a/arch/sh/include/asm/Kbuild b/arch/sh/include/asm/Kbuild index 0eed47b..7beb423 100644 --- a/arch/sh/include/asm/Kbuild +++ b/arch/sh/include/asm/Kbuild @@ -5,5 +5,7 @@ header-y += cpu-features.h header-y += hw_breakpoint.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 += unistd_32.h header-y += unistd_64.h diff --git a/arch/sh/include/asm/addrspace.h b/arch/sh/include/asm/addrspace.h index 446b383..3d1ae2b 100644 --- a/arch/sh/include/asm/addrspace.h +++ b/arch/sh/include/asm/addrspace.h @@ -44,10 +44,10 @@ /* * These will never work in 32-bit, don't even bother. */ -#define P1SEGADDR(a) __futile_remapping_attempt -#define P2SEGADDR(a) __futile_remapping_attempt -#define P3SEGADDR(a) __futile_remapping_attempt -#define P4SEGADDR(a) __futile_remapping_attempt +#define P1SEGADDR(a) ({ (void)(a); BUG(); NULL; }) +#define P2SEGADDR(a) ({ (void)(a); BUG(); NULL; }) +#define P3SEGADDR(a) ({ (void)(a); BUG(); NULL; }) +#define P4SEGADDR(a) ({ (void)(a); BUG(); NULL; }) #endif #endif /* P1SEG */ diff --git a/arch/sh/include/asm/elf.h b/arch/sh/include/asm/elf.h index ce830fa..f38112b 100644 --- a/arch/sh/include/asm/elf.h +++ b/arch/sh/include/asm/elf.h @@ -50,25 +50,14 @@ #define R_SH_GOTPC 167 /* FDPIC relocs */ -#define R_SH_GOT20 70 -#define R_SH_GOTOFF20 71 -#define R_SH_GOTFUNCDESC 72 -#define R_SH_GOTFUNCDESC20 73 -#define R_SH_GOTOFFFUNCDESC 74 -#define R_SH_GOTOFFFUNCDESC20 75 -#define R_SH_FUNCDESC 76 -#define R_SH_FUNCDESC_VALUE 77 - -#if 0 /* XXX - later .. */ -#define R_SH_GOT20 198 -#define R_SH_GOTOFF20 199 -#define R_SH_GOTFUNCDESC 200 -#define R_SH_GOTFUNCDESC20 201 -#define R_SH_GOTOFFFUNCDESC 202 -#define R_SH_GOTOFFFUNCDESC20 203 -#define R_SH_FUNCDESC 204 -#define R_SH_FUNCDESC_VALUE 205 -#endif +#define R_SH_GOT20 201 +#define R_SH_GOTOFF20 202 +#define R_SH_GOTFUNCDESC 203 +#define R_SH_GOTFUNCDESC20 204 +#define R_SH_GOTOFFFUNCDESC 205 +#define R_SH_GOTOFFFUNCDESC20 206 +#define R_SH_FUNCDESC 207 +#define R_SH_FUNCDESC_VALUE 208 /* SHmedia relocs */ #define R_SH_IMM_LOW16 246 diff --git a/arch/sh/include/asm/fixmap.h b/arch/sh/include/asm/fixmap.h index 6e7cea4..bd7e79a 100644 --- a/arch/sh/include/asm/fixmap.h +++ b/arch/sh/include/asm/fixmap.h @@ -58,7 +58,7 @@ enum fixed_addresses { #ifdef CONFIG_HIGHMEM FIX_KMAP_BEGIN, /* reserved pte's for temporary kernel mappings */ - FIX_KMAP_END = FIX_KMAP_BEGIN+(KM_TYPE_NR*NR_CPUS)-1, + FIX_KMAP_END = FIX_KMAP_BEGIN + (KM_TYPE_NR * NR_CPUS) - 1, #endif #ifdef CONFIG_IOREMAP_FIXED @@ -69,7 +69,7 @@ enum fixed_addresses { */ #define FIX_N_IOREMAPS 32 FIX_IOREMAP_BEGIN, - FIX_IOREMAP_END = FIX_IOREMAP_BEGIN + FIX_N_IOREMAPS, + FIX_IOREMAP_END = FIX_IOREMAP_BEGIN + FIX_N_IOREMAPS - 1, #endif __end_of_fixed_addresses diff --git a/arch/sh/include/asm/gpio.h b/arch/sh/include/asm/gpio.h index f8d9a73..04f53d3 100644 --- a/arch/sh/include/asm/gpio.h +++ b/arch/sh/include/asm/gpio.h @@ -41,14 +41,12 @@ static inline int gpio_cansleep(unsigned gpio) static inline int gpio_to_irq(unsigned gpio) { - WARN_ON(1); - return -ENOSYS; + return __gpio_to_irq(gpio); } static inline int irq_to_gpio(unsigned int irq) { - WARN_ON(1); - return -EINVAL; + return -ENOSYS; } #endif /* CONFIG_GPIOLIB */ diff --git a/arch/sh/include/asm/ilsel.h b/arch/sh/include/asm/ilsel.h deleted file mode 100644 index e3d304b..0000000 --- a/arch/sh/include/asm/ilsel.h +++ /dev/null @@ -1,45 +0,0 @@ -#ifndef __ASM_SH_ILSEL_H -#define __ASM_SH_ILSEL_H - -typedef enum { - ILSEL_NONE, - ILSEL_LAN, - ILSEL_USBH_I, - ILSEL_USBH_S, - ILSEL_USBH_V, - ILSEL_RTC, - ILSEL_USBP_I, - ILSEL_USBP_S, - ILSEL_USBP_V, - ILSEL_KEY, - - /* - * ILSEL Aliases - corner cases for interleaved level tables. - * - * Someone thought this was a good idea and less hassle than - * demuxing a shared vector, really. - */ - - /* ILSEL0 and 2 */ - ILSEL_FPGA0, - ILSEL_FPGA1, - ILSEL_EX1, - ILSEL_EX2, - ILSEL_EX3, - ILSEL_EX4, - - /* ILSEL1 and 3 */ - ILSEL_FPGA2 = ILSEL_FPGA0, - ILSEL_FPGA3 = ILSEL_FPGA1, - ILSEL_EX5 = ILSEL_EX1, - ILSEL_EX6 = ILSEL_EX2, - ILSEL_EX7 = ILSEL_EX3, - ILSEL_EX8 = ILSEL_EX4, -} ilsel_source_t; - -/* arch/sh/boards/renesas/x3proto/ilsel.c */ -int ilsel_enable(ilsel_source_t set); -int ilsel_enable_fixed(ilsel_source_t set, unsigned int level); -void ilsel_disable(unsigned int irq); - -#endif /* __ASM_SH_ILSEL_H */ diff --git a/arch/sh/include/asm/irq.h b/arch/sh/include/asm/irq.h index 02c2f01..45d08b6 100644 --- a/arch/sh/include/asm/irq.h +++ b/arch/sh/include/asm/irq.h @@ -9,7 +9,7 @@ * advised to cap this at the hard limit that they're interested in * through the machvec. */ -#define NR_IRQS 256 +#define NR_IRQS 512 #define NR_IRQS_LEGACY 8 /* Legacy external IRQ0-7 */ /* diff --git a/arch/sh/include/asm/kprobes.h b/arch/sh/include/asm/kprobes.h index 036c331..134f398 100644 --- a/arch/sh/include/asm/kprobes.h +++ b/arch/sh/include/asm/kprobes.h @@ -16,7 +16,6 @@ typedef insn_size_t kprobe_opcode_t; ? (MAX_STACK_SIZE) \ : (((unsigned long)current_thread_info()) + THREAD_SIZE - (ADDR))) -#define regs_return_value(_regs) ((_regs)->regs[0]) #define flush_insn_slot(p) do { } while (0) #define kretprobe_blacklist_size 0 diff --git a/arch/sh/include/asm/pci.h b/arch/sh/include/asm/pci.h index 8bd952f..f0efe97f 100644 --- a/arch/sh/include/asm/pci.h +++ b/arch/sh/include/asm/pci.h @@ -37,6 +37,8 @@ struct pci_channel { }; /* arch/sh/drivers/pci/pci.c */ +extern raw_spinlock_t pci_config_lock; + extern int register_pci_controller(struct pci_channel *hose); extern void pcibios_report_status(unsigned int status_mask, int warn); diff --git a/arch/sh/include/asm/pgtable.h b/arch/sh/include/asm/pgtable.h index 02f7745..083ea06 100644 --- a/arch/sh/include/asm/pgtable.h +++ b/arch/sh/include/asm/pgtable.h @@ -66,7 +66,6 @@ static inline unsigned long long neff_sign_extend(unsigned long val) #define PHYS_ADDR_MASK29 0x1fffffff #define PHYS_ADDR_MASK32 0xffffffff -#ifdef CONFIG_PMB static inline unsigned long phys_addr_mask(void) { /* Is the MMU in 29bit mode? */ @@ -75,17 +74,6 @@ static inline unsigned long phys_addr_mask(void) return PHYS_ADDR_MASK32; } -#elif defined(CONFIG_32BIT) -static inline unsigned long phys_addr_mask(void) -{ - return PHYS_ADDR_MASK32; -} -#else -static inline unsigned long phys_addr_mask(void) -{ - return PHYS_ADDR_MASK29; -} -#endif #define PTE_PHYS_MASK (phys_addr_mask() & PAGE_MASK) #define PTE_FLAGS_MASK (~(PTE_PHYS_MASK) << PAGE_SHIFT) @@ -169,6 +157,8 @@ extern void page_table_range_init(unsigned long start, unsigned long end, #define HAVE_ARCH_UNMAPPED_AREA #define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN +#define __HAVE_ARCH_PTE_SPECIAL + #include <asm-generic/pgtable.h> #endif /* __ASM_SH_PGTABLE_H */ diff --git a/arch/sh/include/asm/pgtable_32.h b/arch/sh/include/asm/pgtable_32.h index e172d69..43528ec 100644 --- a/arch/sh/include/asm/pgtable_32.h +++ b/arch/sh/include/asm/pgtable_32.h @@ -378,8 +378,6 @@ PTE_BIT_FUNC(low, mkold, &= ~_PAGE_ACCESSED); PTE_BIT_FUNC(low, mkyoung, |= _PAGE_ACCESSED); PTE_BIT_FUNC(low, mkspecial, |= _PAGE_SPECIAL); -#define __HAVE_ARCH_PTE_SPECIAL - /* * Macro and implementation to make a page protection as uncachable. */ @@ -429,10 +427,7 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) #define pte_offset_kernel(dir, address) \ ((pte_t *) pmd_page_vaddr(*(dir)) + pte_index(address)) #define pte_offset_map(dir, address) pte_offset_kernel(dir, address) -#define pte_offset_map_nested(dir, address) pte_offset_kernel(dir, address) - #define pte_unmap(pte) do { } while (0) -#define pte_unmap_nested(pte) do { } while (0) #ifdef CONFIG_X2TLB #define pte_ERROR(e) \ diff --git a/arch/sh/include/asm/pgtable_64.h b/arch/sh/include/asm/pgtable_64.h index 0ee4677..42cb9dd 100644 --- a/arch/sh/include/asm/pgtable_64.h +++ b/arch/sh/include/asm/pgtable_64.h @@ -84,9 +84,7 @@ static __inline__ void set_pte(pte_t *pteptr, pte_t pteval) ((pte_t *) ((pmd_val(*(dir))) & PAGE_MASK) + pte_index((addr))) #define pte_offset_map(dir,addr) pte_offset_kernel(dir, addr) -#define pte_offset_map_nested(dir,addr) pte_offset_kernel(dir, addr) #define pte_unmap(pte) do { } while (0) -#define pte_unmap_nested(pte) do { } while (0) #ifndef __ASSEMBLY__ #define IOBASE_VADDR 0xff000000 @@ -132,6 +130,7 @@ static __inline__ void set_pte(pte_t *pteptr, pte_t pteval) * anything above the PPN field. */ #define _PAGE_WIRED _PAGE_EXT(0x001) /* software: wire the tlb entry */ +#define _PAGE_SPECIAL _PAGE_EXT(0x002) #define _PAGE_CLEAR_FLAGS (_PAGE_PRESENT | _PAGE_FILE | _PAGE_SHARED | \ _PAGE_DIRTY | _PAGE_ACCESSED | _PAGE_WIRED) @@ -175,7 +174,8 @@ static __inline__ void set_pte(pte_t *pteptr, pte_t pteval) /* Default flags for a User page */ #define _PAGE_TABLE (_KERNPG_TABLE | _PAGE_USER) -#define _PAGE_CHG_MASK (PTE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY) +#define _PAGE_CHG_MASK (PTE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY | \ + _PAGE_SPECIAL) /* * We have full permissions (Read/Write/Execute/Shared). @@ -265,7 +265,7 @@ static inline int pte_dirty(pte_t pte) { return pte_val(pte) & _PAGE_DIRTY; } static inline int pte_young(pte_t pte) { return pte_val(pte) & _PAGE_ACCESSED; } static inline int pte_file(pte_t pte) { return pte_val(pte) & _PAGE_FILE; } static inline int pte_write(pte_t pte) { return pte_val(pte) & _PAGE_WRITE; } -static inline int pte_special(pte_t pte){ return 0; } +static inline int pte_special(pte_t pte){ return pte_val(pte) & _PAGE_SPECIAL; } static inline pte_t pte_wrprotect(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) & ~_PAGE_WRITE)); return pte; } static inline pte_t pte_mkclean(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) & ~_PAGE_DIRTY)); return pte; } @@ -274,8 +274,7 @@ static inline pte_t pte_mkwrite(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) | static inline pte_t pte_mkdirty(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) | _PAGE_DIRTY)); return pte; } static inline pte_t pte_mkyoung(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) | _PAGE_ACCESSED)); return pte; } static inline pte_t pte_mkhuge(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) | _PAGE_SZHUGE)); return pte; } -static inline pte_t pte_mkspecial(pte_t pte) { return pte; } - +static inline pte_t pte_mkspecial(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) | _PAGE_SPECIAL)); return pte; } /* * Conversion functions: convert a page and protection to a page entry. diff --git a/arch/sh/include/asm/processor.h b/arch/sh/include/asm/processor.h index 0a58cb2..c9e7cbc 100644 --- a/arch/sh/include/asm/processor.h +++ b/arch/sh/include/asm/processor.h @@ -89,6 +89,7 @@ struct sh_cpuinfo { struct task_struct *idle; #endif + unsigned int phys_bits; unsigned long flags; } __attribute__ ((aligned(L1_CACHE_BYTES))); diff --git a/arch/sh/include/asm/processor_32.h b/arch/sh/include/asm/processor_32.h index 61a445d..46d5179 100644 --- a/arch/sh/include/asm/processor_32.h +++ b/arch/sh/include/asm/processor_32.h @@ -13,7 +13,6 @@ #include <linux/linkage.h> #include <asm/page.h> #include <asm/types.h> -#include <asm/ptrace.h> #include <asm/hw_breakpoint.h> /* @@ -194,8 +193,6 @@ extern unsigned long get_wchan(struct task_struct *p); #define KSTK_EIP(tsk) (task_pt_regs(tsk)->pc) #define KSTK_ESP(tsk) (task_pt_regs(tsk)->regs[15]) -#define user_stack_pointer(_regs) ((_regs)->regs[15]) - #if defined(CONFIG_CPU_SH2A) || defined(CONFIG_CPU_SH4) #define PREFETCH_STRIDE L1_CACHE_BYTES #define ARCH_HAS_PREFETCH diff --git a/arch/sh/include/asm/processor_64.h b/arch/sh/include/asm/processor_64.h index 621bc46..2a541dd 100644 --- a/arch/sh/include/asm/processor_64.h +++ b/arch/sh/include/asm/processor_64.h @@ -17,7 +17,6 @@ #include <linux/compiler.h> #include <asm/page.h> #include <asm/types.h> -#include <asm/ptrace.h> #include <cpu/registers.h> /* @@ -231,7 +230,5 @@ extern unsigned long get_wchan(struct task_struct *p); #define KSTK_EIP(tsk) ((tsk)->thread.pc) #define KSTK_ESP(tsk) ((tsk)->thread.sp) -#define user_stack_pointer(_regs) ((_regs)->regs[15]) - #endif /* __ASSEMBLY__ */ #endif /* __ASM_SH_PROCESSOR_64_H */ diff --git a/arch/sh/include/asm/ptrace.h b/arch/sh/include/asm/ptrace.h index 2168fde..f6edc10 100644 --- a/arch/sh/include/asm/ptrace.h +++ b/arch/sh/include/asm/ptrace.h @@ -3,90 +3,7 @@ /* * Copyright (C) 1999, 2000 Niibe Yutaka - * - */ -#if defined(__SH5__) -struct pt_regs { - unsigned long long pc; - unsigned long long sr; - long long syscall_nr; - unsigned long long regs[63]; - unsigned long long tregs[8]; - unsigned long long pad[2]; -}; -#else -/* - * GCC defines register number like this: - * ----------------------------- - * 0 - 15 are integer registers - * 17 - 22 are control/special registers - * 24 - 39 fp registers - * 40 - 47 xd registers - * 48 - fpscr register - * ----------------------------- - * - * We follows above, except: - * 16 --- program counter (PC) - * 22 --- syscall # - * 23 --- floating point communication register */ -#define REG_REG0 0 -#define REG_REG15 15 - -#define REG_PC 16 - -#define REG_PR 17 -#define REG_SR 18 -#define REG_GBR 19 -#define REG_MACH 20 -#define REG_MACL 21 - -#define REG_SYSCALL 22 - -#define REG_FPREG0 23 -#define REG_FPREG15 38 -#define REG_XFREG0 39 -#define REG_XFREG15 54 - -#define REG_FPSCR 55 -#define REG_FPUL 56 - -/* - * This struct defines the way the registers are stored on the - * kernel stack during a system call or other kernel entry. - */ -struct pt_regs { - unsigned long regs[16]; - unsigned long pc; - unsigned long pr; - unsigned long sr; - unsigned long gbr; - unsigned long mach; - unsigned long macl; - long tra; -}; - -/* - * This struct defines the way the DSP registers are stored on the - * kernel stack during a system call or other kernel entry. - */ -struct pt_dspregs { - unsigned long a1; - unsigned long a0g; - unsigned long a1g; - unsigned long m0; - unsigned long m1; - unsigned long a0; - unsigned long x0; - unsigned long x1; - unsigned long y0; - unsigned long y1; - unsigned long dsr; - unsigned long rs; - unsigned long re; - unsigned long mod; -}; -#endif #define PTRACE_GETREGS 12 /* General registers */ #define PTRACE_SETREGS 13 @@ -107,22 +24,102 @@ struct pt_dspregs { #define PT_DATA_ADDR 248 /* &(struct user)->start_data */ #define PT_TEXT_LEN 252 +#if defined(__SH5__) || defined(CONFIG_CPU_SH5) +#include "ptrace_64.h" +#else +#include "ptrace_32.h" +#endif + #ifdef __KERNEL__ + +#include <linux/stringify.h> +#include <linux/stddef.h> +#include <linux/thread_info.h> #include <asm/addrspace.h> #include <asm/page.h> #include <asm/system.h> #define user_mode(regs) (((regs)->sr & 0x40000000)==0) +#define user_stack_pointer(regs) ((unsigned long)(regs)->regs[15]) +#define kernel_stack_pointer(regs) ((unsigned long)(regs)->regs[15]) #define instruction_pointer(regs) ((unsigned long)(regs)->pc) extern void show_regs(struct pt_regs *); +#define arch_has_single_step() (1) + /* - * These are defined as per linux/ptrace.h. + * kprobe-based event tracer support */ -struct task_struct; +struct pt_regs_offset { + const char *name; + int offset; +}; -#define arch_has_single_step() (1) +#define REG_OFFSET_NAME(r) {.name = #r, .offset = offsetof(struct pt_regs, r)} +#define REGS_OFFSET_NAME(num) \ + {.name = __stringify(r##num), .offset = offsetof(struct pt_regs, regs[num])} +#define TREGS_OFFSET_NAME(num) \ + {.name = __stringify(tr##num), .offset = offsetof(struct pt_regs, tregs[num])} +#define REG_OFFSET_END {.name = NULL, .offset = 0} + +/* Query offset/name of register from its name/offset */ +extern int regs_query_register_offset(const char *name); +extern const char *regs_query_register_name(unsigned int offset); + +extern const struct pt_regs_offset regoffset_table[]; + +/** + * regs_get_register() - get register value from its offset + * @regs: pt_regs from which register value is gotten. + * @offset: offset number of the register. + * + * regs_get_register returns the value of a register. The @offset is the + * offset of the register in struct pt_regs address which specified by @regs. + * If @offset is bigger than MAX_REG_OFFSET, this returns 0. + */ +static inline unsigned long regs_get_register(struct pt_regs *regs, + unsigned int offset) +{ + if (unlikely(offset > MAX_REG_OFFSET)) + return 0; + return *(unsigned long *)((unsigned long)regs + offset); +} + +/** + * regs_within_kernel_stack() - check the address in the stack + * @regs: pt_regs which contains kernel stack pointer. + * @addr: address which is checked. + * + * regs_within_kernel_stack() checks @addr is within the kernel stack page(s). + * If @addr is within the kernel stack, it returns true. If not, returns false. + */ +static inline int regs_within_kernel_stack(struct pt_regs *regs, + unsigned long addr) +{ + return ((addr & ~(THREAD_SIZE - 1)) == + (kernel_stack_pointer(regs) & ~(THREAD_SIZE - 1))); +} + +/** + * regs_get_kernel_stack_nth() - get Nth entry of the stack + * @regs: pt_regs which contains kernel stack pointer. + * @n: stack entry number. + * + * regs_get_kernel_stack_nth() returns @n th entry of the kernel stack which + * is specified by @regs. If the @n th entry is NOT in the kernel stack, + * this returns 0. + */ +static inline unsigned long regs_get_kernel_stack_nth(struct pt_regs *regs, + unsigned int n) +{ + unsigned long *addr = (unsigned long *)kernel_stack_pointer(regs); + addr += n; + if (regs_within_kernel_stack(regs, (unsigned long)addr)) + return *addr; + else + return 0; +} struct perf_event; struct perf_sample_data; diff --git a/arch/sh/include/asm/ptrace_32.h b/arch/sh/include/asm/ptrace_32.h new file mode 100644 index 0000000..35d9e25 --- /dev/null +++ b/arch/sh/include/asm/ptrace_32.h @@ -0,0 +1,83 @@ +#ifndef __ASM_SH_PTRACE_32_H +#define __ASM_SH_PTRACE_32_H + +/* + * GCC defines register number like this: + * ----------------------------- + * 0 - 15 are integer registers + * 17 - 22 are control/special registers + * 24 - 39 fp registers + * 40 - 47 xd registers + * 48 - fpscr register + * ----------------------------- + * + * We follows above, except: + * 16 --- program counter (PC) + * 22 --- syscall # + * 23 --- floating point communication register + */ +#define REG_REG0 0 +#define REG_REG15 15 + +#define REG_PC 16 + +#define REG_PR 17 +#define REG_SR 18 +#define REG_GBR 19 +#define REG_MACH 20 +#define REG_MACL 21 + +#define REG_SYSCALL 22 + +#define REG_FPREG0 23 +#define REG_FPREG15 38 +#define REG_XFREG0 39 +#define REG_XFREG15 54 + +#define REG_FPSCR 55 +#define REG_FPUL 56 + +/* + * This struct defines the way the registers are stored on the + * kernel stack during a system call or other kernel entry. + */ +struct pt_regs { + unsigned long regs[16]; + unsigned long pc; + unsigned long pr; + unsigned long sr; + unsigned long gbr; + unsigned long mach; + unsigned long macl; + long tra; +}; + +/* + * This struct defines the way the DSP registers are stored on the + * kernel stack during a system call or other kernel entry. + */ +struct pt_dspregs { + unsigned long a1; + unsigned long a0g; + unsigned long a1g; + unsigned long m0; + unsigned long m1; + unsigned long a0; + unsigned long x0; + unsigned long x1; + unsigned long y0; + unsigned long y1; + unsigned long dsr; + unsigned long rs; + unsigned long re; + unsigned long mod; +}; + +#ifdef __KERNEL__ + +#define MAX_REG_OFFSET offsetof(struct pt_regs, tra) +#define regs_return_value(regs) ((regs)->regs[0]) + +#endif /* __KERNEL__ */ + +#endif /* __ASM_SH_PTRACE_32_H */ diff --git a/arch/sh/include/asm/ptrace_64.h b/arch/sh/include/asm/ptrace_64.h new file mode 100644 index 0000000..d43c1cb --- /dev/null +++ b/arch/sh/include/asm/ptrace_64.h @@ -0,0 +1,20 @@ +#ifndef __ASM_SH_PTRACE_64_H +#define __ASM_SH_PTRACE_64_H + +struct pt_regs { + unsigned long long pc; + unsigned long long sr; + long long syscall_nr; + unsigned long long regs[63]; + unsigned long long tregs[8]; + unsigned long long pad[2]; +}; + +#ifdef __KERNEL__ + +#define MAX_REG_OFFSET offsetof(struct pt_regs, tregs[7]) +#define regs_return_value(regs) ((regs)->regs[3]) + +#endif /* __KERNEL__ */ + +#endif /* __ASM_SH_PTRACE_64_H */ diff --git a/arch/sh/include/asm/sizes.h b/arch/sh/include/asm/sizes.h index 3a1fb97..0b9fe2d 100644 --- a/arch/sh/include/asm/sizes.h +++ b/arch/sh/include/asm/sizes.h @@ -32,6 +32,7 @@ #define SZ_512 0x00000200 #define SZ_1K 0x00000400 +#define SZ_2K 0x00000800 #define SZ_4K 0x00001000 #define SZ_8K 0x00002000 #define SZ_16K 0x00004000 diff --git a/arch/sh/include/asm/sram.h b/arch/sh/include/asm/sram.h new file mode 100644 index 0000000..a2808ce --- /dev/null +++ b/arch/sh/include/asm/sram.h @@ -0,0 +1,38 @@ +#ifndef __ASM_SRAM_H +#define __ASM_SRAM_H + +#ifdef CONFIG_HAVE_SRAM_POOL + +#include <linux/spinlock.h> +#include <linux/genalloc.h> + +/* arch/sh/mm/sram.c */ +extern struct gen_pool *sram_pool; + +static inline unsigned long sram_alloc(size_t len) +{ + if (!sram_pool) + return 0UL; + + return gen_pool_alloc(sram_pool, len); +} + +static inline void sram_free(unsigned long addr, size_t len) +{ + return gen_pool_free(sram_pool, addr, len); +} + +#else + +static inline unsigned long sram_alloc(size_t len) +{ + return 0; +} + +static inline void sram_free(unsigned long addr, size_t len) +{ +} + +#endif /* CONFIG_HAVE_SRAM_POOL */ + +#endif /* __ASM_SRAM_H */ diff --git a/arch/sh/include/asm/system.h b/arch/sh/include/asm/system.h index 0bd7a17..10c8b18 100644 --- a/arch/sh/include/asm/system.h +++ b/arch/sh/include/asm/system.h @@ -10,6 +10,7 @@ #include <linux/compiler.h> #include <linux/linkage.h> #include <asm/types.h> +#include <asm/uncached.h> #define AT_VECTOR_SIZE_ARCH 5 /* entries in ARCH_DLINFO */ @@ -137,11 +138,6 @@ extern unsigned int instruction_size(unsigned int insn); #define instruction_size(insn) (4) #endif -extern unsigned long cached_to_uncached; -extern unsigned long uncached_size; - -extern struct dentry *sh_debugfs_root; - void per_cpu_trap_init(void); void default_idle(void); void cpu_idle_wait(void); diff --git a/arch/sh/include/asm/system_32.h b/arch/sh/include/asm/system_32.h index 51296b3..a4ad1cd 100644 --- a/arch/sh/include/asm/system_32.h +++ b/arch/sh/include/asm/system_32.h @@ -145,42 +145,6 @@ do { \ __restore_dsp(prev); \ } while (0) -/* - * Jump to uncached area. - * When handling TLB or caches, we need to do it from an uncached area. - */ -#define jump_to_uncached() \ -do { \ - unsigned long __dummy; \ - \ - __asm__ __volatile__( \ - "mova 1f, %0\n\t" \ - "add %1, %0\n\t" \ - "jmp @%0\n\t" \ - " nop\n\t" \ - ".balign 4\n" \ - "1:" \ - : "=&z" (__dummy) \ - : "r" (cached_to_uncached)); \ -} while (0) - -/* - * Back to cached area. - */ -#define back_to_cached() \ -do { \ - unsigned long __dummy; \ - ctrl_barrier(); \ - __asm__ __volatile__( \ - "mov.l 1f, %0\n\t" \ - "jmp @%0\n\t" \ - " nop\n\t" \ - ".balign 4\n" \ - "1: .long 2f\n" \ - "2:" \ - : "=&r" (__dummy)); \ -} while (0) - #ifdef CONFIG_CPU_HAS_SR_RB #define lookup_exception_vector() \ ({ \ @@ -212,17 +176,16 @@ static inline reg_size_t register_align(void *val) } int handle_unaligned_access(insn_size_t instruction, struct pt_regs *regs, - struct mem_access *ma, int); + struct mem_access *ma, int, unsigned long address); static inline void trigger_address_error(void) { - if (__in_29bit_mode()) - __asm__ __volatile__ ( - "ldc %0, sr\n\t" - "mov.l @%1, %0" - : - : "r" (0x10000000), "r" (0x80000001) - ); + __asm__ __volatile__ ( + "ldc %0, sr\n\t" + "mov.l @%1, %0" + : + : "r" (0x10000000), "r" (0x80000001) + ); } asmlinkage void do_address_error(struct pt_regs *regs, diff --git a/arch/sh/include/asm/system_64.h b/arch/sh/include/asm/system_64.h index 3633864..8593bc8d 100644 --- a/arch/sh/include/asm/system_64.h +++ b/arch/sh/include/asm/system_64.h @@ -34,9 +34,6 @@ do { \ &next->thread); \ } while (0) -#define jump_to_uncached() do { } while (0) -#define back_to_cached() do { } while (0) - #define __icbi(addr) __asm__ __volatile__ ( "icbi %0, 0\n\t" : : "r" (addr)) #define __ocbp(addr) __asm__ __volatile__ ( "ocbp %0, 0\n\t" : : "r" (addr)) #define __ocbi(addr) __asm__ __volatile__ ( "ocbi %0, 0\n\t" : : "r" (addr)) diff --git a/arch/sh/include/asm/tlbflush.h b/arch/sh/include/asm/tlbflush.h index e0ac972..0df66f0 100644 --- a/arch/sh/include/asm/tlbflush.h +++ b/arch/sh/include/asm/tlbflush.h @@ -21,6 +21,8 @@ extern void local_flush_tlb_kernel_range(unsigned long start, unsigned long end); extern void local_flush_tlb_one(unsigned long asid, unsigned long page); +extern void __flush_tlb_global(void); + #ifdef CONFIG_SMP extern void flush_tlb_all(void); diff --git a/arch/sh/include/asm/uncached.h b/arch/sh/include/asm/uncached.h index e3419f9..6f8816b 100644 --- a/arch/sh/include/asm/uncached.h +++ b/arch/sh/include/asm/uncached.h @@ -4,15 +4,55 @@ #include <linux/bug.h> #ifdef CONFIG_UNCACHED_MAPPING +extern unsigned long cached_to_uncached; +extern unsigned long uncached_size; extern unsigned long uncached_start, uncached_end; extern int virt_addr_uncached(unsigned long kaddr); extern void uncached_init(void); extern void uncached_resize(unsigned long size); + +/* + * Jump to uncached area. + * When handling TLB or caches, we need to do it from an uncached area. + */ +#define jump_to_uncached() \ +do { \ + unsigned long __dummy; \ + \ + __asm__ __volatile__( \ + "mova 1f, %0\n\t" \ + "add %1, %0\n\t" \ + "jmp @%0\n\t" \ + " nop\n\t" \ + ".balign 4\n" \ + "1:" \ + : "=&z" (__dummy) \ + : "r" (cached_to_uncached)); \ +} while (0) + +/* + * Back to cached area. + */ +#define back_to_cached() \ +do { \ + unsigned long __dummy; \ + ctrl_barrier(); \ + __asm__ __volatile__( \ + "mov.l 1f, %0\n\t" \ + "jmp @%0\n\t" \ + " nop\n\t" \ + ".balign 4\n" \ + "1: .long 2f\n" \ + "2:" \ + : "=&r" (__dummy)); \ +} while (0) #else #define virt_addr_uncached(kaddr) (0) #define uncached_init() do { } while (0) #define uncached_resize(size) BUG() +#define jump_to_uncached() do { } while (0) +#define back_to_cached() do { } while (0) #endif #endif /* __ASM_SH_UNCACHED_H */ diff --git a/arch/sh/include/asm/unistd_32.h b/arch/sh/include/asm/unistd_32.h index 0e7f0fc..903cd618e 100644 --- a/arch/sh/include/asm/unistd_32.h +++ b/arch/sh/include/asm/unistd_32.h @@ -345,12 +345,33 @@ #define __NR_pwritev 334 #define __NR_rt_tgsigqueueinfo 335 #define __NR_perf_event_open 336 +#define __NR_fanotify_init 337 +#define __NR_fanotify_mark 338 +#define __NR_prlimit64 339 -#define NR_syscalls 337 +/* Non-multiplexed socket family */ +#define __NR_socket 340 +#define __NR_bind 341 +#define __NR_connect 342 +#define __NR_listen 343 +#define __NR_accept 344 +#define __NR_getsockname 345 +#define __NR_getpeername 346 +#define __NR_socketpair 347 +#define __NR_send 348 +#define __NR_sendto 349 +#define __NR_recv 350 +#define __NR_recvfrom 351 +#define __NR_shutdown 352 +#define __NR_setsockopt 353 +#define __NR_getsockopt 354 +#define __NR_sendmsg 355 +#define __NR_recvmsg 356 +#define __NR_recvmmsg 357 -#ifdef __KERNEL__ +#define NR_syscalls 358 -#define __IGNORE_recvmmsg +#ifdef __KERNEL__ #define __ARCH_WANT_IPC_PARSE_VERSION #define __ARCH_WANT_OLD_READDIR diff --git a/arch/sh/include/asm/unistd_64.h b/arch/sh/include/asm/unistd_64.h index 0580c33..09aa93f 100644 --- a/arch/sh/include/asm/unistd_64.h +++ b/arch/sh/include/asm/unistd_64.h @@ -387,10 +387,13 @@ #define __NR_perf_event_open 364 #define __NR_recvmmsg 365 #define __NR_accept4 366 +#define __NR_fanotify_init 367 +#define __NR_fanotify_mark 368 +#define __NR_prlimit64 369 #ifdef __KERNEL__ -#define NR_syscalls 367 +#define NR_syscalls 370 #define __ARCH_WANT_IPC_PARSE_VERSION #define __ARCH_WANT_OLD_READDIR |
