diff options
Diffstat (limited to 'include/asm-i386')
35 files changed, 259 insertions, 99 deletions
diff --git a/include/asm-i386/agp.h b/include/asm-i386/agp.h index a917ff5..b82f5f3 100644 --- a/include/asm-i386/agp.h +++ b/include/asm-i386/agp.h @@ -21,4 +21,14 @@ int unmap_page_from_agp(struct page *page); worth it. Would need a page for it. */ #define flush_agp_cache() asm volatile("wbinvd":::"memory") +/* 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/include/asm-i386/apic.h b/include/asm-i386/apic.h index a5810cf..6a1b188 100644 --- a/include/asm-i386/apic.h +++ b/include/asm-i386/apic.h @@ -5,6 +5,7 @@ #include <linux/pm.h> #include <asm/fixmap.h> #include <asm/apicdef.h> +#include <asm/processor.h> #include <asm/system.h> #define Dprintk(x...) @@ -16,8 +17,20 @@ #define APIC_VERBOSE 1 #define APIC_DEBUG 2 +extern int enable_local_apic; extern int apic_verbosity; +static inline void lapic_disable(void) +{ + enable_local_apic = -1; + clear_bit(X86_FEATURE_APIC, boot_cpu_data.x86_capability); +} + +static inline void lapic_enable(void) +{ + enable_local_apic = 1; +} + /* * Define the default level of output to be very little * This can be turned up by using apic=verbose for more @@ -87,7 +100,7 @@ extern void (*wait_timer_tick)(void); extern int get_maxlvt(void); extern void clear_local_APIC(void); extern void connect_bsp_APIC (void); -extern void disconnect_bsp_APIC (void); +extern void disconnect_bsp_APIC (int virt_wire_setup); extern void disable_local_APIC (void); extern void lapic_shutdown (void); extern int verify_local_APIC (void); diff --git a/include/asm-i386/apicdef.h b/include/asm-i386/apicdef.h index c689554..0fed5e3 100644 --- a/include/asm-i386/apicdef.h +++ b/include/asm-i386/apicdef.h @@ -86,11 +86,12 @@ #define APIC_LVT_REMOTE_IRR (1<<14) #define APIC_INPUT_POLARITY (1<<13) #define APIC_SEND_PENDING (1<<12) +#define APIC_MODE_MASK 0x700 #define GET_APIC_DELIVERY_MODE(x) (((x)>>8)&0x7) #define SET_APIC_DELIVERY_MODE(x,y) (((x)&~0x700)|((y)<<8)) #define APIC_MODE_FIXED 0x0 #define APIC_MODE_NMI 0x4 -#define APIC_MODE_EXINT 0x7 +#define APIC_MODE_EXTINT 0x7 #define APIC_LVT1 0x360 #define APIC_LVTERR 0x370 #define APIC_TMICT 0x380 diff --git a/include/asm-i386/checksum.h b/include/asm-i386/checksum.h index 6413420..f949e44 100644 --- a/include/asm-i386/checksum.h +++ b/include/asm-i386/checksum.h @@ -3,6 +3,8 @@ #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) diff --git a/include/asm-i386/cpu.h b/include/asm-i386/cpu.h index 002740b..e7252c2 100644 --- a/include/asm-i386/cpu.h +++ b/include/asm-i386/cpu.h @@ -5,6 +5,7 @@ #include <linux/cpu.h> #include <linux/topology.h> #include <linux/nodemask.h> +#include <linux/percpu.h> #include <asm/node.h> @@ -16,4 +17,5 @@ extern int arch_register_cpu(int num); extern void arch_unregister_cpu(int); #endif +DECLARE_PER_CPU(int, cpu_state); #endif /* _ASM_I386_CPU_H_ */ diff --git a/include/asm-i386/genapic.h b/include/asm-i386/genapic.h index fc813b2..b3783a3 100644 --- a/include/asm-i386/genapic.h +++ b/include/asm-i386/genapic.h @@ -78,7 +78,6 @@ struct genapic { .int_delivery_mode = INT_DELIVERY_MODE, \ .int_dest_mode = INT_DEST_MODE, \ .no_balance_irq = NO_BALANCE_IRQ, \ - .no_ioapic_check = NO_IOAPIC_CHECK, \ .ESR_DISABLE = esr_disable, \ .apic_destination_logical = APIC_DEST_LOGICAL, \ APICFUNC(apic_id_registered), \ diff --git a/include/asm-i386/highmem.h b/include/asm-i386/highmem.h index 1df42bf..0fd3313 100644 --- a/include/asm-i386/highmem.h +++ b/include/asm-i386/highmem.h @@ -70,6 +70,7 @@ void *kmap(struct page *page); void kunmap(struct page *page); void *kmap_atomic(struct page *page, enum km_type type); void kunmap_atomic(void *kvaddr, enum km_type type); +void *kmap_atomic_pfn(unsigned long pfn, enum km_type type); struct page *kmap_atomic_to_page(void *ptr); #define flush_cache_kmaps() do { } while (0) diff --git a/include/asm-i386/irq.h b/include/asm-i386/irq.h index 05b9e61..270f198 100644 --- a/include/asm-i386/irq.h +++ b/include/asm-i386/irq.h @@ -29,13 +29,19 @@ extern void release_vm86_irqs(struct task_struct *); #ifdef CONFIG_4KSTACKS extern void irq_ctx_init(int cpu); + extern void irq_ctx_exit(int cpu); # define __ARCH_HAS_DO_SOFTIRQ #else # define irq_ctx_init(cpu) do { } while (0) +# define irq_ctx_exit(cpu) do { } while (0) #endif #ifdef CONFIG_IRQBALANCE extern int irqbalance_disable(char *str); #endif +#ifdef CONFIG_HOTPLUG_CPU +extern void fixup_irqs(cpumask_t map); +#endif + #endif /* _ASM_IRQ_H */ diff --git a/include/asm-i386/kdebug.h b/include/asm-i386/kdebug.h index de6498b..b3f8d5f 100644 --- a/include/asm-i386/kdebug.h +++ b/include/asm-i386/kdebug.h @@ -18,7 +18,7 @@ struct die_args { }; /* Note - you should never unregister because that can race with NMIs. - If you really want to do it first unregister - then synchronize_kernel - then free. + If you really want to do it first unregister - then synchronize_sched - then free. */ int register_die_notifier(struct notifier_block *nb); extern struct notifier_block *i386die_chain; diff --git a/include/asm-i386/kexec.h b/include/asm-i386/kexec.h new file mode 100644 index 0000000..6ed2a03 --- /dev/null +++ b/include/asm-i386/kexec.h @@ -0,0 +1,33 @@ +#ifndef _I386_KEXEC_H +#define _I386_KEXEC_H + +#include <asm/fixmap.h> + +/* + * KEXEC_SOURCE_MEMORY_LIMIT maximum page get_free_page can return. + * I.e. Maximum page that is mapped directly into kernel memory, + * and kmap is not required. + * + * Someone correct me if FIXADDR_START - PAGEOFFSET is not the correct + * calculation for the amount of memory directly mappable into the + * kernel memory space. + */ + +/* Maximum physical address we can use pages from */ +#define KEXEC_SOURCE_MEMORY_LIMIT (-1UL) +/* Maximum address we can reach in physical address mode */ +#define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL) +/* Maximum address we can use for the control code buffer */ +#define KEXEC_CONTROL_MEMORY_LIMIT TASK_SIZE + +#define KEXEC_CONTROL_CODE_SIZE 4096 + +/* The native architecture */ +#define KEXEC_ARCH KEXEC_ARCH_386 + +#define MAX_NOTE_BYTES 1024 +typedef u32 note_buf_t[MAX_NOTE_BYTES/4]; + +extern note_buf_t crash_notes[]; + +#endif /* _I386_KEXEC_H */ diff --git a/include/asm-i386/kprobes.h b/include/asm-i386/kprobes.h index 4092f68..8b6d3a9 100644 --- a/include/asm-i386/kprobes.h +++ b/include/asm-i386/kprobes.h @@ -39,6 +39,9 @@ typedef u8 kprobe_opcode_t; : (((unsigned long)current_thread_info()) + THREAD_SIZE - (ADDR))) #define JPROBE_ENTRY(pentry) (kprobe_opcode_t *)pentry +#define ARCH_SUPPORTS_KRETPROBES + +void kretprobe_trampoline(void); /* Architecture specific copy of original instruction*/ struct arch_specific_insn { diff --git a/include/asm-i386/linkage.h b/include/asm-i386/linkage.h index af3d857..f4a6eba 100644 --- a/include/asm-i386/linkage.h +++ b/include/asm-i386/linkage.h @@ -5,9 +5,7 @@ #define FASTCALL(x) x __attribute__((regparm(3))) #define fastcall __attribute__((regparm(3))) -#ifdef CONFIG_REGPARM -# define prevent_tail_call(ret) __asm__ ("" : "=r" (ret) : "0" (ret)) -#endif +#define prevent_tail_call(ret) __asm__ ("" : "=r" (ret) : "0" (ret)) #ifdef CONFIG_X86_ALIGNMENT_16 #define __ALIGN .align 16,0x90 diff --git a/include/asm-i386/mach-bigsmp/mach_apic.h b/include/asm-i386/mach-bigsmp/mach_apic.h index 2339868..ba936d4 100644 --- a/include/asm-i386/mach-bigsmp/mach_apic.h +++ b/include/asm-i386/mach-bigsmp/mach_apic.h @@ -14,8 +14,6 @@ #define NO_BALANCE_IRQ (1) #define esr_disable (1) -#define NO_IOAPIC_CHECK (0) - static inline int apic_id_registered(void) { return (1); diff --git a/include/asm-i386/mach-default/mach_apic.h b/include/asm-i386/mach-default/mach_apic.h index 627f1cd0..3ef6292 100644 --- a/include/asm-i386/mach-default/mach_apic.h +++ b/include/asm-i386/mach-default/mach_apic.h @@ -19,8 +19,6 @@ static inline cpumask_t target_cpus(void) #define NO_BALANCE_IRQ (0) #define esr_disable (0) -#define NO_IOAPIC_CHECK (0) - #define INT_DELIVERY_MODE dest_LowestPrio #define INT_DEST_MODE 1 /* logical delivery broadcast to all procs */ diff --git a/include/asm-i386/mach-default/mach_ipi.h b/include/asm-i386/mach-default/mach_ipi.h index 6f2b17a..cc756a6 100644 --- a/include/asm-i386/mach-default/mach_ipi.h +++ b/include/asm-i386/mach-default/mach_ipi.h @@ -4,11 +4,34 @@ void send_IPI_mask_bitmask(cpumask_t mask, int vector); void __send_IPI_shortcut(unsigned int shortcut, int vector); +extern int no_broadcast; + static inline void send_IPI_mask(cpumask_t mask, int vector) { send_IPI_mask_bitmask(mask, vector); } +static inline void __local_send_IPI_allbutself(int vector) +{ + if (no_broadcast) { + cpumask_t mask = cpu_online_map; + int this_cpu = get_cpu(); + + cpu_clear(this_cpu, mask); + send_IPI_mask(mask, vector); + put_cpu(); + } else + __send_IPI_shortcut(APIC_DEST_ALLBUT, vector); +} + +static inline void __local_send_IPI_all(int vector) +{ + if (no_broadcast) + send_IPI_mask(cpu_online_map, vector); + else + __send_IPI_shortcut(APIC_DEST_ALLINC, vector); +} + static inline void send_IPI_allbutself(int vector) { /* @@ -18,13 +41,13 @@ static inline void send_IPI_allbutself(int vector) if (!(num_online_cpus() > 1)) return; - __send_IPI_shortcut(APIC_DEST_ALLBUT, vector); + __local_send_IPI_allbutself(vector); return; } static inline void send_IPI_all(int vector) { - __send_IPI_shortcut(APIC_DEST_ALLINC, vector); + __local_send_IPI_all(vector); } #endif /* __ASM_MACH_IPI_H */ diff --git a/include/asm-i386/mach-es7000/mach_apic.h b/include/asm-i386/mach-es7000/mach_apic.h index ceab2c4..b5f3f0d 100644 --- a/include/asm-i386/mach-es7000/mach_apic.h +++ b/include/asm-i386/mach-es7000/mach_apic.h @@ -38,8 +38,6 @@ static inline cpumask_t target_cpus(void) #define WAKE_SECONDARY_VIA_INIT #endif -#define NO_IOAPIC_CHECK (1) - static inline unsigned long check_apicid_used(physid_mask_t bitmap, int apicid) { return 0; diff --git a/include/asm-i386/mach-generic/mach_apic.h b/include/asm-i386/mach-generic/mach_apic.h index ab36d02..b13767a 100644 --- a/include/asm-i386/mach-generic/mach_apic.h +++ b/include/asm-i386/mach-generic/mach_apic.h @@ -5,7 +5,6 @@ #define esr_disable (genapic->ESR_DISABLE) #define NO_BALANCE_IRQ (genapic->no_balance_irq) -#define NO_IOAPIC_CHECK (genapic->no_ioapic_check) #define INT_DELIVERY_MODE (genapic->int_delivery_mode) #define INT_DEST_MODE (genapic->int_dest_mode) #undef APIC_DEST_LOGICAL diff --git a/include/asm-i386/mach-numaq/mach_apic.h b/include/asm-i386/mach-numaq/mach_apic.h index e1a0449..9d15809 100644 --- a/include/asm-i386/mach-numaq/mach_apic.h +++ b/include/asm-i386/mach-numaq/mach_apic.h @@ -17,8 +17,6 @@ static inline cpumask_t target_cpus(void) #define NO_BALANCE_IRQ (1) #define esr_disable (1) -#define NO_IOAPIC_CHECK (0) - #define INT_DELIVERY_MODE dest_LowestPrio #define INT_DEST_MODE 0 /* physical delivery on LOCAL quad */ diff --git a/include/asm-i386/mach-numaq/mach_ipi.h b/include/asm-i386/mach-numaq/mach_ipi.h index 1b46fd3..c604448 100644 --- a/include/asm-i386/mach-numaq/mach_ipi.h +++ b/include/asm-i386/mach-numaq/mach_ipi.h @@ -1,7 +1,7 @@ #ifndef __ASM_MACH_IPI_H #define __ASM_MACH_IPI_H -inline void send_IPI_mask_sequence(cpumask_t, int vector); +void send_IPI_mask_sequence(cpumask_t, int vector); static inline void send_IPI_mask(cpumask_t mask, int vector) { diff --git a/include/asm-i386/mach-summit/mach_apic.h b/include/asm-i386/mach-summit/mach_apic.h index 74e9cbc..3d6d129 100644 --- a/include/asm-i386/mach-summit/mach_apic.h +++ b/include/asm-i386/mach-summit/mach_apic.h @@ -7,8 +7,6 @@ #define esr_disable (1) #define NO_BALANCE_IRQ (0) -#define NO_IOAPIC_CHECK (1) /* Don't check I/O APIC ID for xAPIC */ - /* In clustered mode, the high nibble of APIC ID is a cluster number. * The low nibble is a 4-bit bitmap. */ #define XAPIC_DEST_CPUS_SHIFT 4 diff --git a/include/asm-i386/mach-visws/mach_apic.h b/include/asm-i386/mach-visws/mach_apic.h index 4e6cdfb..de438c71 100644 --- a/include/asm-i386/mach-visws/mach_apic.h +++ b/include/asm-i386/mach-visws/mach_apic.h @@ -9,8 +9,6 @@ #define no_balance_irq (0) #define esr_disable (0) -#define NO_IOAPIC_CHECK (0) - #define INT_DELIVERY_MODE dest_LowestPrio #define INT_DEST_MODE 1 /* logical delivery broadcast to all procs */ diff --git a/include/asm-i386/mmzone.h b/include/asm-i386/mmzone.h index 13830ae..33ce5d3 100644 --- a/include/asm-i386/mmzone.h +++ b/include/asm-i386/mmzone.h @@ -8,7 +8,9 @@ #include <asm/smp.h> -#ifdef CONFIG_DISCONTIGMEM +#if CONFIG_NUMA +extern struct pglist_data *node_data[]; +#define NODE_DATA(nid) (node_data[nid]) #ifdef CONFIG_NUMA #ifdef CONFIG_X86_NUMAQ @@ -21,8 +23,28 @@ #define get_zholes_size(n) (0) #endif /* CONFIG_NUMA */ -extern struct pglist_data *node_data[]; -#define NODE_DATA(nid) (node_data[nid]) +extern int get_memcfg_numa_flat(void ); +/* + * This allows any one NUMA architecture to be compiled + * for, and still fall back to the flat function if it + * fails. + */ +static inline void get_memcfg_numa(void) +{ +#ifdef CONFIG_X86_NUMAQ + if (get_memcfg_numaq()) + return; +#elif CONFIG_ACPI_SRAT + if (get_memcfg_from_srat()) + return; +#endif + + get_memcfg_numa_flat(); +} + +#endif /* CONFIG_NUMA */ + +#ifdef CONFIG_DISCONTIGMEM /* * generic node memory support, the following assumptions apply: @@ -48,26 +70,6 @@ static inline int pfn_to_nid(unsigned long pfn) #endif } -/* - * Following are macros that are specific to this numa platform. - */ -#define reserve_bootmem(addr, size) \ - reserve_bootmem_node(NODE_DATA(0), (addr), (size)) -#define alloc_bootmem(x) \ - __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS)) -#define alloc_bootmem_low(x) \ - __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, 0) -#define alloc_bootmem_pages(x) \ - __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS)) -#define alloc_bootmem_low_pages(x) \ - __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, 0) -#define alloc_bootmem_node(ignore, x) \ - __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS)) -#define alloc_bootmem_pages_node(ignore, x) \ - __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS)) -#define alloc_bootmem_low_pages_node(ignore, x) \ - __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, 0) - #define node_localnr(pfn, nid) ((pfn) - node_data[nid]->node_start_pfn) /* @@ -79,7 +81,6 @@ static inline int pfn_to_nid(unsigned long pfn) */ #define kvaddr_to_nid(kaddr) pfn_to_nid(__pa(kaddr) >> PAGE_SHIFT) -#define node_mem_map(nid) (NODE_DATA(nid)->node_mem_map) #define node_start_pfn(nid) (NODE_DATA(nid)->node_start_pfn) #define node_end_pfn(nid) \ ({ \ @@ -100,7 +101,7 @@ static inline int pfn_to_nid(unsigned long pfn) ({ \ unsigned long __pfn = pfn; \ int __node = pfn_to_nid(__pfn); \ - &node_mem_map(__node)[node_localnr(__pfn,__node)]; \ + &NODE_DATA(__node)->node_mem_map[node_localnr(__pfn,__node)]; \ }) #define page_to_pfn(pg) \ @@ -122,26 +123,34 @@ static inline int pfn_valid(int pfn) return (pfn < node_end_pfn(nid)); return 0; } -#endif +#endif /* CONFIG_X86_NUMAQ */ + +#endif /* CONFIG_DISCONTIGMEM */ + +#ifdef CONFIG_NEED_MULTIPLE_NODES -extern int get_memcfg_numa_flat(void ); /* - * This allows any one NUMA architecture to be compiled - * for, and still fall back to the flat function if it - * fails. + * Following are macros that are specific to this numa platform. */ -static inline void get_memcfg_numa(void) -{ -#ifdef CONFIG_X86_NUMAQ - if (get_memcfg_numaq()) - return; -#elif CONFIG_ACPI_SRAT - if (get_memcfg_from_srat()) - return; -#endif +#define reserve_bootmem(addr, size) \ + reserve_bootmem_node(NODE_DATA(0), (addr), (size)) +#define alloc_bootmem(x) \ + __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS)) +#define alloc_bootmem_low(x) \ + __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, 0) +#define alloc_bootmem_pages(x) \ + __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS)) +#define alloc_bootmem_low_pages(x) \ + __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, 0) +#define alloc_bootmem_node(ignore, x) \ + __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS)) +#define alloc_bootmem_pages_node(ignore, x) \ + __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS)) +#define alloc_bootmem_low_pages_node(ignore, x) \ + __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, 0) - get_memcfg_numa_flat(); -} +#endif /* CONFIG_NEED_MULTIPLE_NODES */ + +extern int early_pfn_to_nid(unsigned long pfn); -#endif /* CONFIG_DISCONTIGMEM */ #endif /* _ASM_MMZONE_H_ */ diff --git a/include/asm-i386/page.h b/include/asm-i386/page.h index ed13969..8d93f73 100644 --- a/include/asm-i386/page.h +++ b/include/asm-i386/page.h @@ -68,6 +68,7 @@ typedef struct { unsigned long pgprot; } pgprot_t; #define HPAGE_MASK (~(HPAGE_SIZE - 1)) #define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT) #define HAVE_ARCH_HUGETLB_UNMAPPED_AREA +#define ARCH_HAS_HUGETLB_CLEAN_STALE_PGTABLE #endif #define pgd_val(x) ((x).pgd) @@ -119,13 +120,18 @@ static __inline__ int get_order(unsigned long size) extern int sysctl_legacy_va_layout; +extern int page_is_ram(unsigned long pagenr); + #endif /* __ASSEMBLY__ */ #ifdef __ASSEMBLY__ #define __PAGE_OFFSET (0xC0000000) +#define __PHYSICAL_START CONFIG_PHYSICAL_START #else #define __PAGE_OFFSET (0xC0000000UL) +#define __PHYSICAL_START ((unsigned long)CONFIG_PHYSICAL_START) #endif +#define __KERNEL_START (__PAGE_OFFSET + __PHYSICAL_START) #define PAGE_OFFSET ((unsigned long)__PAGE_OFFSET) @@ -134,11 +140,11 @@ extern int sysctl_legacy_va_layout; #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) -#ifndef CONFIG_DISCONTIGMEM +#ifdef CONFIG_FLATMEM #define pfn_to_page(pfn) (mem_map + (pfn)) #define page_to_pfn(page) ((unsigned long)((page) - mem_map)) #define pfn_valid(pfn) ((pfn) < max_mapnr) -#endif /* !CONFIG_DISCONTIGMEM */ +#endif /* CONFIG_FLATMEM */ #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) #define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) diff --git a/include/asm-i386/param.h b/include/asm-i386/param.h index b644052..fa02e67 100644 --- a/include/asm-i386/param.h +++ b/include/asm-i386/param.h @@ -1,8 +1,10 @@ +#include <linux/config.h> + #ifndef _ASMi386_PARAM_H #define _ASMi386_PARAM_H #ifdef __KERNEL__ -# define HZ 1000 /* Internal kernel timer frequency */ +# define HZ CONFIG_HZ /* Internal kernel timer frequency */ # define USER_HZ 100 /* .. some user interfaces are in "ticks" */ # define CLOCKS_PER_SEC (USER_HZ) /* like times() */ #endif diff --git a/include/asm-i386/pgtable.h b/include/asm-i386/pgtable.h index 8d60c2b..77c6497f 100644 --- a/include/asm-i386/pgtable.h +++ b/include/asm-i386/pgtable.h @@ -236,6 +236,7 @@ static inline pte_t pte_mkexec(pte_t pte) { (pte).pte_low |= _PAGE_USER; return static inline pte_t pte_mkdirty(pte_t pte) { (pte).pte_low |= _PAGE_DIRTY; return pte; } static inline pte_t pte_mkyoung(pte_t pte) { (pte).pte_low |= _PAGE_ACCESSED; return pte; } static inline pte_t pte_mkwrite(pte_t pte) { (pte).pte_low |= _PAGE_RW; return pte; } +static inline pte_t pte_mkhuge(pte_t pte) { (pte).pte_low |= _PAGE_PRESENT | _PAGE_PSE; return pte; } #ifdef CONFIG_X86_PAE # include <asm/pgtable-3level.h> @@ -275,7 +276,6 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, */ #define mk_pte(page, pgprot) pfn_pte(page_to_pfn(page), (pgprot)) -#define mk_pte_huge(entry) ((entry).pte_low |= _PAGE_PRESENT | _PAGE_PSE) static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) { @@ -398,9 +398,9 @@ extern void noexec_setup(const char *str); #endif /* !__ASSEMBLY__ */ -#ifndef CONFIG_DISCONTIGMEM +#ifdef CONFIG_FLATMEM #define kern_addr_valid(addr) (1) -#endif /* !CONFIG_DISCONTIGMEM */ +#endif /* CONFIG_FLATMEM */ #define io_remap_page_range(vma, vaddr, paddr, size, prot) \ remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot) diff --git a/include/asm-i386/processor.h b/include/asm-i386/processor.h index 359bb01..6f0f93d 100644 --- a/include/asm-i386/processor.h +++ b/include/asm-i386/processor.h @@ -501,12 +501,16 @@ static inline void load_esp0(struct tss_struct *tss, struct thread_struct *threa } while (0) /* - * This special macro can be used to load a debugging register + * These special macros can be used to get or set a debugging register */ -#define loaddebug(thread,register) \ - __asm__("movl %0,%%db" #register \ - : /* no output */ \ - :"r" ((thread)->debugreg[register])) +#define get_debugreg(var, register) \ + __asm__("movl %%db" #register ", %0" \ + :"=r" (var)) +#define set_debugreg(value, register) \ + __asm__("movl %0,%%db" #register \ + : /* no output */ \ + :"r" (value)) + /* Forward declaration, a strange C thing */ struct task_struct; @@ -687,5 +691,7 @@ extern void select_idle_routine(const struct cpuinfo_x86 *c); #define cache_line_size() (boot_cpu_data.x86_cache_alignment) extern unsigned long boot_option_idle_override; +extern void enable_sep_cpu(void); +extern int sysenter_setup(void); #endif /* __ASM_I386_PROCESSOR_H */ diff --git a/include/asm-i386/ptrace.h b/include/asm-i386/ptrace.h index 8618914..eef9f93 100644 --- a/include/asm-i386/ptrace.h +++ b/include/asm-i386/ptrace.h @@ -57,7 +57,8 @@ struct pt_regs { #ifdef __KERNEL__ struct task_struct; extern void send_sigtrap(struct task_struct *tsk, struct pt_regs *regs, int error_code); -#define user_mode(regs) ((VM_MASK & (regs)->eflags) || (3 & (regs)->xcs)) +#define user_mode(regs) (3 & (regs)->xcs) +#define user_mode_vm(regs) ((VM_MASK & (regs)->eflags) || user_mode(regs)) #define instruction_pointer(regs) ((regs)->eip) #if defined(CONFIG_SMP) && defined(CONFIG_FRAME_POINTER) extern unsigned long profile_pc(struct pt_regs *regs); diff --git a/include/asm-i386/smp.h b/include/asm-i386/smp.h index e03a206..edad9b4 100644 --- a/include/asm-i386/smp.h +++ b/include/asm-i386/smp.h @@ -42,16 +42,23 @@ extern void smp_message_irq(int cpl, void *dev_id, struct pt_regs *regs); extern void smp_invalidate_rcv(void); /* Process an NMI */ extern void (*mtrr_hook) (void); extern void zap_low_mappings (void); +extern void lock_ipi_call_lock(void); +extern void unlock_ipi_call_lock(void); #define MAX_APICID 256 extern u8 x86_cpu_to_apicid[]; +#ifdef CONFIG_HOTPLUG_CPU +extern void cpu_exit_clear(void); +extern void cpu_uninit(void); +#endif + /* * This function is needed by all SMP systems. It must _always_ be valid * from the initial startup. We map APIC_BASE very early in page_setup(), * so this is correct in the x86 case. */ -#define __smp_processor_id() (current_thread_info()->cpu) +#define raw_smp_processor_id() (current_thread_info()->cpu) extern cpumask_t cpu_callout_map; extern cpumask_t cpu_callin_map; @@ -83,6 +90,9 @@ static __inline int logical_smp_processor_id(void) } #endif + +extern int __cpu_disable(void); +extern void __cpu_die(unsigned int cpu); #endif /* !__ASSEMBLY__ */ #define NO_PROC_ID 0xFF /* No processor magic marker */ diff --git a/include/asm-i386/sparsemem.h b/include/asm-i386/sparsemem.h new file mode 100644 index 0000000..cfeed99 --- /dev/null +++ b/include/asm-i386/sparsemem.h @@ -0,0 +1,31 @@ +#ifndef _I386_SPARSEMEM_H +#define _I386_SPARSEMEM_H +#ifdef CONFIG_SPARSEMEM + +/* + * generic non-linear memory support: + * + * 1) we will not split memory into more chunks than will fit into the + * flags field of the struct page + */ + +/* + * SECTION_SIZE_BITS 2^N: how big each section will be + * MAX_PHYSADDR_BITS 2^N: how much physical address space we have + * MAX_PHYSMEM_BITS 2^N: how much memory we can have in that space + */ +#ifdef CONFIG_X86_PAE +#define SECTION_SIZE_BITS 30 +#define MAX_PHYSADDR_BITS 36 +#define MAX_PHYSMEM_BITS 36 +#else +#define SECTION_SIZE_BITS 26 +#define MAX_PHYSADDR_BITS 32 +#define MAX_PHYSMEM_BITS 32 +#endif + +/* XXX: FIXME -- wli */ +#define kern_addr_valid(kaddr) (0) + +#endif /* CONFIG_SPARSEMEM */ +#endif /* _I386_SPARSEMEM_H */ diff --git a/include/asm-i386/string.h b/include/asm-i386/string.h index 6a78ac5..02c8f5d 100644 --- a/include/asm-i386/string.h +++ b/include/asm-i386/string.h @@ -116,7 +116,8 @@ __asm__ __volatile__( "orb $1,%%al\n" "3:" :"=a" (__res), "=&S" (d0), "=&D" (d1) - :"1" (cs),"2" (ct)); + :"1" (cs),"2" (ct) + :"memory"); return __res; } @@ -138,8 +139,9 @@ __asm__ __volatile__( "3:\tsbbl %%eax,%%eax\n\t" "orb $1,%%al\n" "4:" - :"=a" (__res), "=&S" (d0), "=&D" (d1), "=&c" (d2) - :"1" (cs),"2" (ct),"3" (count)); + :"=a" (__res), "=&S" (d0), "=&D" (d1), "=&c" (d2) + :"1" (cs),"2" (ct),"3" (count) + :"memory"); return __res; } @@ -158,7 +160,9 @@ __asm__ __volatile__( "movl $1,%1\n" "2:\tmovl %1,%0\n\t" "decl %0" - :"=a" (__res), "=&S" (d0) : "1" (s),"0" (c)); + :"=a" (__res), "=&S" (d0) + :"1" (s),"0" (c) + :"memory"); return __res; } @@ -175,7 +179,9 @@ __asm__ __volatile__( "leal -1(%%esi),%0\n" "2:\ttestb %%al,%%al\n\t" "jne 1b" - :"=g" (__res), "=&S" (d0), "=&a" (d1) :"0" (0),"1" (s),"2" (c)); + :"=g" (__res), "=&S" (d0), "=&a" (d1) + :"0" (0),"1" (s),"2" (c) + :"memory"); return __res; } @@ -189,7 +195,9 @@ __asm__ __volatile__( "scasb\n\t" "notl %0\n\t" "decl %0" - :"=c" (__res), "=&D" (d0) :"1" (s),"a" (0), "0" (0xffffffffu)); + :"=c" (__res), "=&D" (d0) + :"1" (s),"a" (0), "0" (0xffffffffu) + :"memory"); return __res; } @@ -333,7 +341,9 @@ __asm__ __volatile__( "je 1f\n\t" "movl $1,%0\n" "1:\tdecl %0" - :"=D" (__res), "=&c" (d0) : "a" (c),"0" (cs),"1" (count)); + :"=D" (__res), "=&c" (d0) + :"a" (c),"0" (cs),"1" (count) + :"memory"); return __res; } @@ -369,7 +379,7 @@ __asm__ __volatile__( "je 2f\n\t" "stosb\n" "2:" - : "=&c" (d0), "=&D" (d1) + :"=&c" (d0), "=&D" (d1) :"a" (c), "q" (count), "0" (count/4), "1" ((long) s) :"memory"); return (s); @@ -392,7 +402,8 @@ __asm__ __volatile__( "jne 1b\n" "3:\tsubl %2,%0" :"=a" (__res), "=&d" (d0) - :"c" (s),"1" (count)); + :"c" (s),"1" (count) + :"memory"); return __res; } /* end of additional stuff */ @@ -473,7 +484,8 @@ static inline void * memscan(void * addr, int c, size_t size) "dec %%edi\n" "1:" : "=D" (addr), "=c" (size) - : "0" (addr), "1" (size), "a" (c)); + : "0" (addr), "1" (size), "a" (c) + : "memory"); return addr; } diff --git a/include/asm-i386/thread_info.h b/include/asm-i386/thread_info.h index 2cd5727..95add81 100644 --- a/include/asm-i386/thread_info.h +++ b/include/asm-i386/thread_info.h @@ -31,7 +31,7 @@ struct thread_info { unsigned long flags; /* low level flags */ unsigned long status; /* thread-synchronous flags */ __u32 cpu; /* current CPU */ - __s32 preempt_count; /* 0 => preemptable, <0 => BUG */ + int preempt_count; /* 0 => preemptable, <0 => BUG */ mm_segment_t addr_limit; /* thread address space: diff --git a/include/asm-i386/timer.h b/include/asm-i386/timer.h index 40c54f6..dcf1e07 100644 --- a/include/asm-i386/timer.h +++ b/include/asm-i386/timer.h @@ -22,6 +22,7 @@ struct timer_opts { unsigned long (*get_offset)(void); unsigned long long (*monotonic_clock)(void); void (*delay)(unsigned long); + unsigned long (*read_timer)(void); }; struct init_timer_opts { @@ -52,7 +53,9 @@ extern struct init_timer_opts timer_cyclone_init; #endif extern unsigned long calibrate_tsc(void); +extern unsigned long read_timer_tsc(void); extern void init_cpu_khz(void); +extern int recalibrate_cpu_khz(void); #ifdef CONFIG_HPET_TIMER extern struct init_timer_opts timer_hpet_init; extern unsigned long calibrate_tsc_hpet(unsigned long *tsc_hpet_quotient_ptr); diff --git a/include/asm-i386/timex.h b/include/asm-i386/timex.h index b41e484..292b5a6 100644 --- a/include/asm-i386/timex.h +++ b/include/asm-i386/timex.h @@ -47,6 +47,9 @@ static inline cycles_t get_cycles (void) return ret; } -extern unsigned long cpu_khz; +extern unsigned int cpu_khz; + +extern int read_current_timer(unsigned long *timer_value); +#define ARCH_HAS_READ_CURRENT_TIMER 1 #endif diff --git a/include/asm-i386/topology.h b/include/asm-i386/topology.h index 98f9e68..2461b73 100644 --- a/include/asm-i386/topology.h +++ b/include/asm-i386/topology.h @@ -60,12 +60,8 @@ static inline int node_to_first_cpu(int node) return first_cpu(mask); } -/* Returns the number of the node containing PCI bus number 'busnr' */ -static inline cpumask_t __pcibus_to_cpumask(int busnr) -{ - return node_to_cpumask(mp_bus_id_to_node[busnr]); -} -#define pcibus_to_cpumask(bus) __pcibus_to_cpumask(bus->number) +#define pcibus_to_node(bus) mp_bus_id_to_node[(bus)->number] +#define pcibus_to_cpumask(bus) node_to_cpumask(pcibus_to_node(bus)) /* sched_domains SD_NODE_INIT for NUMAQ machines */ #define SD_NODE_INIT (struct sched_domain) { \ @@ -78,11 +74,14 @@ static inline cpumask_t __pcibus_to_cpumask(int busnr) .imbalance_pct = 125, \ .cache_hot_time = (10*1000000), \ .cache_nice_tries = 1, \ + .busy_idx = 3, \ + .idle_idx = 1, \ + .newidle_idx = 2, \ + .wake_idx = 1, \ .per_cpu_gain = 100, \ .flags = SD_LOAD_BALANCE \ | SD_BALANCE_EXEC \ - | SD_BALANCE_NEWIDLE \ - | SD_WAKE_IDLE \ + | SD_BALANCE_FORK \ | SD_WAKE_BALANCE, \ .last_balance = jiffies, \ .balance_interval = 1, \ diff --git a/include/asm-i386/unistd.h b/include/asm-i386/unistd.h index 61bcc1b..176413f 100644 --- a/include/asm-i386/unistd.h +++ b/include/asm-i386/unistd.h @@ -256,7 +256,7 @@ #define __NR_io_submit 248 #define __NR_io_cancel 249 #define __NR_fadvise64 250 - +#define __NR_set_zone_reclaim 251 #define __NR_exit_group 252 #define __NR_lookup_dcookie 253 #define __NR_epoll_create 254 |
