msr.h
上传用户:lgb322
上传日期:2013-02-24
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文件大小:3k
- #ifndef __ASM_MSR_H
- #define __ASM_MSR_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)
- __asm__ __volatile__("rdmsr"
- : "=a" (val1), "=d" (val2)
- : "c" (msr))
- #define wrmsr(msr,val1,val2)
- __asm__ __volatile__("wrmsr"
- : /* no outputs */
- : "c" (msr), "a" (val1), "d" (val2))
- #define rdtsc(low,high)
- __asm__ __volatile__("rdtsc" : "=a" (low), "=d" (high))
- #define rdtscl(low)
- __asm__ __volatile__("rdtsc" : "=a" (low) : : "edx")
- #define rdtscll(val)
- __asm__ __volatile__("rdtsc" : "=A" (val))
- #define write_tsc(val1,val2) wrmsr(0x10, val1, val2)
- #define rdpmc(counter,low,high)
- __asm__ __volatile__("rdpmc"
- : "=a" (low), "=d" (high)
- : "c" (counter))
- /* symbolic names for some interesting MSRs */
- /* Intel defined MSRs. */
- #define MSR_IA32_P5_MC_ADDR 0
- #define MSR_IA32_P5_MC_TYPE 1
- #define MSR_IA32_PLATFORM_ID 0x17
- #define MSR_IA32_EBL_CR_POWERON 0x2a
- #define MSR_IA32_APICBASE 0x1b
- #define MSR_IA32_APICBASE_BSP (1<<8)
- #define MSR_IA32_APICBASE_ENABLE (1<<11)
- #define MSR_IA32_APICBASE_BASE (0xfffff<<12)
- #define MSR_IA32_UCODE_WRITE 0x79
- #define MSR_IA32_UCODE_REV 0x8b
- #define MSR_IA32_PERFCTR0 0xc1
- #define MSR_IA32_PERFCTR1 0xc2
- #define MSR_IA32_BBL_CR_CTL 0x119
- #define MSR_IA32_MCG_CAP 0x179
- #define MSR_IA32_MCG_STATUS 0x17a
- #define MSR_IA32_MCG_CTL 0x17b
- #define MSR_IA32_EVNTSEL0 0x186
- #define MSR_IA32_EVNTSEL1 0x187
- #define MSR_IA32_DEBUGCTLMSR 0x1d9
- #define MSR_IA32_LASTBRANCHFROMIP 0x1db
- #define MSR_IA32_LASTBRANCHTOIP 0x1dc
- #define MSR_IA32_LASTINTFROMIP 0x1dd
- #define MSR_IA32_LASTINTTOIP 0x1de
- #define MSR_IA32_MC0_CTL 0x400
- #define MSR_IA32_MC0_STATUS 0x401
- #define MSR_IA32_MC0_ADDR 0x402
- #define MSR_IA32_MC0_MISC 0x403
- /* AMD Defined MSRs */
- #define MSR_K6_EFER 0xC0000080
- #define MSR_K6_STAR 0xC0000081
- #define MSR_K6_WHCR 0xC0000082
- #define MSR_K6_UWCCR 0xC0000085
- #define MSR_K6_PSOR 0xC0000087
- #define MSR_K6_PFIR 0xC0000088
- #define MSR_K7_EVNTSEL0 0xC0010000
- #define MSR_K7_PERFCTR0 0xC0010004
- #define MSR_K7_HWCR 0xC0010015
- /* Centaur-Hauls/IDT defined MSRs. */
- #define MSR_IDT_FCR1 0x107
- #define MSR_IDT_FCR2 0x108
- #define MSR_IDT_FCR3 0x109
- #define MSR_IDT_FCR4 0x10a
- #define MSR_IDT_MCR0 0x110
- #define MSR_IDT_MCR1 0x111
- #define MSR_IDT_MCR2 0x112
- #define MSR_IDT_MCR3 0x113
- #define MSR_IDT_MCR4 0x114
- #define MSR_IDT_MCR5 0x115
- #define MSR_IDT_MCR6 0x116
- #define MSR_IDT_MCR7 0x117
- #define MSR_IDT_MCR_CTRL 0x120
- /* VIA Cyrix defined MSRs*/
- #define MSR_VIA_FCR 0x1107
- #endif /* __ASM_MSR_H */