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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/arch/x86/include/asm/msr.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/arch/x86/include/asm/msr.h')
-rw-r--r--ANDROID_3.4.5/arch/x86/include/asm/msr.h319
1 files changed, 0 insertions, 319 deletions
diff --git a/ANDROID_3.4.5/arch/x86/include/asm/msr.h b/ANDROID_3.4.5/arch/x86/include/asm/msr.h
deleted file mode 100644
index 95203d40..00000000
--- a/ANDROID_3.4.5/arch/x86/include/asm/msr.h
+++ /dev/null
@@ -1,319 +0,0 @@
-#ifndef _ASM_X86_MSR_H
-#define _ASM_X86_MSR_H
-
-#include <asm/msr-index.h>
-
-#ifndef __ASSEMBLY__
-
-#include <linux/types.h>
-#include <linux/ioctl.h>
-
-#define X86_IOC_RDMSR_REGS _IOWR('c', 0xA0, __u32[8])
-#define X86_IOC_WRMSR_REGS _IOWR('c', 0xA1, __u32[8])
-
-#ifdef __KERNEL__
-
-#include <asm/asm.h>
-#include <asm/errno.h>
-#include <asm/cpumask.h>
-
-struct msr {
- union {
- struct {
- u32 l;
- u32 h;
- };
- u64 q;
- };
-};
-
-struct msr_info {
- u32 msr_no;
- struct msr reg;
- struct msr *msrs;
- int err;
-};
-
-struct msr_regs_info {
- u32 *regs;
- int err;
-};
-
-static inline unsigned long long native_read_tscp(unsigned int *aux)
-{
- unsigned long low, high;
- asm volatile(".byte 0x0f,0x01,0xf9"
- : "=a" (low), "=d" (high), "=c" (*aux));
- return low | ((u64)high << 32);
-}
-
-/*
- * both i386 and x86_64 returns 64-bit value in edx:eax, but gcc's "A"
- * constraint has different meanings. For i386, "A" means exactly
- * edx:eax, while for x86_64 it doesn't mean rdx:rax or edx:eax. Instead,
- * it means rax *or* rdx.
- */
-#ifdef CONFIG_X86_64
-#define DECLARE_ARGS(val, low, high) unsigned low, high
-#define EAX_EDX_VAL(val, low, high) ((low) | ((u64)(high) << 32))
-#define EAX_EDX_ARGS(val, low, high) "a" (low), "d" (high)
-#define EAX_EDX_RET(val, low, high) "=a" (low), "=d" (high)
-#else
-#define DECLARE_ARGS(val, low, high) unsigned long long val
-#define EAX_EDX_VAL(val, low, high) (val)
-#define EAX_EDX_ARGS(val, low, high) "A" (val)
-#define EAX_EDX_RET(val, low, high) "=A" (val)
-#endif
-
-static inline unsigned long long native_read_msr(unsigned int msr)
-{
- DECLARE_ARGS(val, low, high);
-
- asm volatile("rdmsr" : EAX_EDX_RET(val, low, high) : "c" (msr));
- return EAX_EDX_VAL(val, low, high);
-}
-
-static inline unsigned long long native_read_msr_safe(unsigned int msr,
- int *err)
-{
- DECLARE_ARGS(val, low, high);
-
- asm volatile("2: rdmsr ; xor %[err],%[err]\n"
- "1:\n\t"
- ".section .fixup,\"ax\"\n\t"
- "3: mov %[fault],%[err] ; jmp 1b\n\t"
- ".previous\n\t"
- _ASM_EXTABLE(2b, 3b)
- : [err] "=r" (*err), EAX_EDX_RET(val, low, high)
- : "c" (msr), [fault] "i" (-EIO));
- return EAX_EDX_VAL(val, low, high);
-}
-
-static inline void native_write_msr(unsigned int msr,
- unsigned low, unsigned high)
-{
- asm volatile("wrmsr" : : "c" (msr), "a"(low), "d" (high) : "memory");
-}
-
-/* Can be uninlined because referenced by paravirt */
-notrace static inline int native_write_msr_safe(unsigned int msr,
- unsigned low, unsigned high)
-{
- int err;
- asm volatile("2: wrmsr ; xor %[err],%[err]\n"
- "1:\n\t"
- ".section .fixup,\"ax\"\n\t"
- "3: mov %[fault],%[err] ; jmp 1b\n\t"
- ".previous\n\t"
- _ASM_EXTABLE(2b, 3b)
- : [err] "=a" (err)
- : "c" (msr), "0" (low), "d" (high),
- [fault] "i" (-EIO)
- : "memory");
- return err;
-}
-
-extern unsigned long long native_read_tsc(void);
-
-extern int native_rdmsr_safe_regs(u32 regs[8]);
-extern int native_wrmsr_safe_regs(u32 regs[8]);
-
-static __always_inline unsigned long long __native_read_tsc(void)
-{
- DECLARE_ARGS(val, low, high);
-
- asm volatile("rdtsc" : EAX_EDX_RET(val, low, high));
-
- return EAX_EDX_VAL(val, low, high);
-}
-
-static inline unsigned long long native_read_pmc(int counter)
-{
- DECLARE_ARGS(val, low, high);
-
- asm volatile("rdpmc" : EAX_EDX_RET(val, low, high) : "c" (counter));
- return EAX_EDX_VAL(val, low, high);
-}
-
-#ifdef CONFIG_PARAVIRT
-#include <asm/paravirt.h>
-#else
-#include <linux/errno.h>
-/*
- * Access to machine-specific registers (available on 586 and better only)
- * Note: the rd* operations modify the parameters directly (without using
- * pointer indirection), this allows gcc to optimize better
- */
-
-#define rdmsr(msr, val1, val2) \
-do { \
- u64 __val = native_read_msr((msr)); \
- (void)((val1) = (u32)__val); \
- (void)((val2) = (u32)(__val >> 32)); \
-} while (0)
-
-static inline void wrmsr(unsigned msr, unsigned low, unsigned high)
-{
- native_write_msr(msr, low, high);
-}
-
-#define rdmsrl(msr, val) \
- ((val) = native_read_msr((msr)))
-
-#define wrmsrl(msr, val) \
- native_write_msr((msr), (u32)((u64)(val)), (u32)((u64)(val) >> 32))
-
-/* wrmsr with exception handling */
-static inline int wrmsr_safe(unsigned msr, unsigned low, unsigned high)
-{
- return native_write_msr_safe(msr, low, high);
-}
-
-/*
- * rdmsr with exception handling.
- *
- * Please note that the exception handling works only after we've
- * switched to the "smart" #GP handler in trap_init() which knows about
- * exception tables - using this macro earlier than that causes machine
- * hangs on boxes which do not implement the @msr in the first argument.
- */
-#define rdmsr_safe(msr, p1, p2) \
-({ \
- int __err; \
- u64 __val = native_read_msr_safe((msr), &__err); \
- (*p1) = (u32)__val; \
- (*p2) = (u32)(__val >> 32); \
- __err; \
-})
-
-static inline int rdmsrl_safe(unsigned msr, unsigned long long *p)
-{
- int err;
-
- *p = native_read_msr_safe(msr, &err);
- return err;
-}
-
-static inline int rdmsrl_amd_safe(unsigned msr, unsigned long long *p)
-{
- u32 gprs[8] = { 0 };
- int err;
-
- gprs[1] = msr;
- gprs[7] = 0x9c5a203a;
-
- err = native_rdmsr_safe_regs(gprs);
-
- *p = gprs[0] | ((u64)gprs[2] << 32);
-
- return err;
-}
-
-static inline int wrmsrl_amd_safe(unsigned msr, unsigned long long val)
-{
- u32 gprs[8] = { 0 };
-
- gprs[0] = (u32)val;
- gprs[1] = msr;
- gprs[2] = val >> 32;
- gprs[7] = 0x9c5a203a;
-
- return native_wrmsr_safe_regs(gprs);
-}
-
-static inline int rdmsr_safe_regs(u32 regs[8])
-{
- return native_rdmsr_safe_regs(regs);
-}
-
-static inline int wrmsr_safe_regs(u32 regs[8])
-{
- return native_wrmsr_safe_regs(regs);
-}
-
-#define rdtscl(low) \
- ((low) = (u32)__native_read_tsc())
-
-#define rdtscll(val) \
- ((val) = __native_read_tsc())
-
-#define rdpmc(counter, low, high) \
-do { \
- u64 _l = native_read_pmc((counter)); \
- (low) = (u32)_l; \
- (high) = (u32)(_l >> 32); \
-} while (0)
-
-#define rdtscp(low, high, aux) \
-do { \
- unsigned long long _val = native_read_tscp(&(aux)); \
- (low) = (u32)_val; \
- (high) = (u32)(_val >> 32); \
-} while (0)
-
-#define rdtscpll(val, aux) (val) = native_read_tscp(&(aux))
-
-#endif /* !CONFIG_PARAVIRT */
-
-
-#define checking_wrmsrl(msr, val) wrmsr_safe((msr), (u32)(val), \
- (u32)((val) >> 32))
-
-#define write_tsc(val1, val2) wrmsr(MSR_IA32_TSC, (val1), (val2))
-
-#define write_rdtscp_aux(val) wrmsr(MSR_TSC_AUX, (val), 0)
-
-struct msr *msrs_alloc(void);
-void msrs_free(struct msr *msrs);
-
-#ifdef CONFIG_SMP
-int rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h);
-int wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h);
-void rdmsr_on_cpus(const struct cpumask *mask, u32 msr_no, struct msr *msrs);
-void wrmsr_on_cpus(const struct cpumask *mask, u32 msr_no, struct msr *msrs);
-int rdmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h);
-int wrmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h);
-int rdmsr_safe_regs_on_cpu(unsigned int cpu, u32 regs[8]);
-int wrmsr_safe_regs_on_cpu(unsigned int cpu, u32 regs[8]);
-#else /* CONFIG_SMP */
-static inline int rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h)
-{
- rdmsr(msr_no, *l, *h);
- return 0;
-}
-static inline int wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h)
-{
- wrmsr(msr_no, l, h);
- return 0;
-}
-static inline void rdmsr_on_cpus(const struct cpumask *m, u32 msr_no,
- struct msr *msrs)
-{
- rdmsr_on_cpu(0, msr_no, &(msrs[0].l), &(msrs[0].h));
-}
-static inline void wrmsr_on_cpus(const struct cpumask *m, u32 msr_no,
- struct msr *msrs)
-{
- wrmsr_on_cpu(0, msr_no, msrs[0].l, msrs[0].h);
-}
-static inline int rdmsr_safe_on_cpu(unsigned int cpu, u32 msr_no,
- u32 *l, u32 *h)
-{
- return rdmsr_safe(msr_no, l, h);
-}
-static inline int wrmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h)
-{
- return wrmsr_safe(msr_no, l, h);
-}
-static inline int rdmsr_safe_regs_on_cpu(unsigned int cpu, u32 regs[8])
-{
- return rdmsr_safe_regs(regs);
-}
-static inline int wrmsr_safe_regs_on_cpu(unsigned int cpu, u32 regs[8])
-{
- return wrmsr_safe_regs(regs);
-}
-#endif /* CONFIG_SMP */
-#endif /* __KERNEL__ */
-#endif /* __ASSEMBLY__ */
-#endif /* _ASM_X86_MSR_H */