summaryrefslogtreecommitdiff
path: root/include/asm-x86/processor.h
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2008-10-11 23:39:35 +0400
committerDavid S. Miller <davem@davemloft.net>2008-10-11 23:39:35 +0400
commit56c5d900dbb8e042bfad035d18433476931d8f93 (patch)
tree00b793965beeef10db03e0ff021d2d965c410759 /include/asm-x86/processor.h
parent4dd95b63ae25c5cad6986829b5e8788e9faa0330 (diff)
parentead9d23d803ea3a73766c3cb27bf7563ac8d7266 (diff)
downloadlinux-56c5d900dbb8e042bfad035d18433476931d8f93.tar.xz
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: sound/core/memalloc.c
Diffstat (limited to 'include/asm-x86/processor.h')
-rw-r--r--include/asm-x86/processor.h49
1 files changed, 37 insertions, 12 deletions
diff --git a/include/asm-x86/processor.h b/include/asm-x86/processor.h
index 4df3e2f6fb56..c7d35464a4bb 100644
--- a/include/asm-x86/processor.h
+++ b/include/asm-x86/processor.h
@@ -1,5 +1,5 @@
-#ifndef __ASM_X86_PROCESSOR_H
-#define __ASM_X86_PROCESSOR_H
+#ifndef ASM_X86__PROCESSOR_H
+#define ASM_X86__PROCESSOR_H
#include <asm/processor-flags.h>
@@ -20,6 +20,7 @@ struct mm_struct;
#include <asm/msr.h>
#include <asm/desc_defs.h>
#include <asm/nops.h>
+#include <asm/ds.h>
#include <linux/personality.h>
#include <linux/cpumask.h>
@@ -75,11 +76,11 @@ struct cpuinfo_x86 {
int x86_tlbsize;
__u8 x86_virt_bits;
__u8 x86_phys_bits;
+#endif
/* CPUID returned core id bits: */
__u8 x86_coreid_bits;
/* Max extended CPUID function supported: */
__u32 extended_cpuid_level;
-#endif
/* Maximum supported CPUID level, -1=no CPUID: */
int cpuid_level;
__u32 x86_capability[NCAPINTS];
@@ -140,6 +141,8 @@ DECLARE_PER_CPU(struct cpuinfo_x86, cpu_info);
#define current_cpu_data boot_cpu_data
#endif
+extern const struct seq_operations cpuinfo_op;
+
static inline int hlt_works(int cpu)
{
#ifdef CONFIG_X86_32
@@ -153,6 +156,8 @@ static inline int hlt_works(int cpu)
extern void cpu_detect(struct cpuinfo_x86 *c);
+extern struct pt_regs *idle_regs(struct pt_regs *);
+
extern void early_cpu_init(void);
extern void identify_boot_cpu(void);
extern void identify_secondary_cpu(struct cpuinfo_x86 *);
@@ -161,11 +166,8 @@ extern void init_scattered_cpuid_features(struct cpuinfo_x86 *c);
extern unsigned int init_intel_cacheinfo(struct cpuinfo_x86 *c);
extern unsigned short num_cache_leaves;
-#if defined(CONFIG_X86_HT) || defined(CONFIG_X86_64)
+extern void detect_extended_topology(struct cpuinfo_x86 *c);
extern void detect_ht(struct cpuinfo_x86 *c);
-#else
-static inline void detect_ht(struct cpuinfo_x86 *c) {}
-#endif
static inline void native_cpuid(unsigned int *eax, unsigned int *ebx,
unsigned int *ecx, unsigned int *edx)
@@ -322,7 +324,12 @@ struct i387_fxsave_struct {
/* 16*16 bytes for each XMM-reg = 256 bytes: */
u32 xmm_space[64];
- u32 padding[24];
+ u32 padding[12];
+
+ union {
+ u32 padding1[12];
+ u32 sw_reserved[12];
+ };
} __attribute__((aligned(16)));
@@ -346,10 +353,23 @@ struct i387_soft_struct {
u32 entry_eip;
};
+struct xsave_hdr_struct {
+ u64 xstate_bv;
+ u64 reserved1[2];
+ u64 reserved2[5];
+} __attribute__((packed));
+
+struct xsave_struct {
+ struct i387_fxsave_struct i387;
+ struct xsave_hdr_struct xsave_hdr;
+ /* new processor state extensions will go here */
+} __attribute__ ((packed, aligned (64)));
+
union thread_xstate {
struct i387_fsave_struct fsave;
struct i387_fxsave_struct fxsave;
struct i387_soft_struct soft;
+ struct xsave_struct xsave;
};
#ifdef CONFIG_X86_64
@@ -411,9 +431,14 @@ struct thread_struct {
unsigned io_bitmap_max;
/* MSR_IA32_DEBUGCTLMSR value to switch in if TIF_DEBUGCTLMSR is set. */
unsigned long debugctlmsr;
-/* Debug Store - if not 0 points to a DS Save Area configuration;
- * goes into MSR_IA32_DS_AREA */
- unsigned long ds_area_msr;
+#ifdef CONFIG_X86_DS
+/* Debug Store context; see include/asm-x86/ds.h; goes into MSR_IA32_DS_AREA */
+ struct ds_context *ds_ctx;
+#endif /* CONFIG_X86_DS */
+#ifdef CONFIG_X86_PTRACE_BTS
+/* the signal to send on a bts buffer overflow */
+ unsigned int bts_ovfl_signal;
+#endif /* CONFIG_X86_PTRACE_BTS */
};
static inline unsigned long native_get_debugreg(int regno)
@@ -943,4 +968,4 @@ extern void start_thread(struct pt_regs *regs, unsigned long new_ip,
extern int get_tsc_mode(unsigned long adr);
extern int set_tsc_mode(unsigned int val);
-#endif
+#endif /* ASM_X86__PROCESSOR_H */