home *** CD-ROM | disk | FTP | other *** search
- #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 rdmsrl(msr,val) do { \
- unsigned long l__,h__; \
- rdmsr (msr, l__, h__); \
- val = l__; \
- val |= ((u64)h__<<32); \
- } while(0)
-
- static inline void wrmsrl (unsigned long msr, unsigned long long val)
- {
- unsigned long lo, hi;
- lo = (unsigned long) val;
- hi = val >> 32;
- wrmsr (msr, lo, hi);
- }
-
- #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_P6_PERFCTR0 0xc1
- #define MSR_P6_PERFCTR1 0xc2
-
- #define MSR_IA32_BBL_CR_CTL 0x119
-
- #define MSR_IA32_SYSENTER_CS 0x174
- #define MSR_IA32_SYSENTER_ESP 0x175
- #define MSR_IA32_SYSENTER_EIP 0x176
-
- #define MSR_IA32_MCG_CAP 0x179
- #define MSR_IA32_MCG_STATUS 0x17a
- #define MSR_IA32_MCG_CTL 0x17b
-
- /* P4/Xeon+ specific */
- #define MSR_IA32_MCG_EAX 0x180
- #define MSR_IA32_MCG_EBX 0x181
- #define MSR_IA32_MCG_ECX 0x182
- #define MSR_IA32_MCG_EDX 0x183
- #define MSR_IA32_MCG_ESI 0x184
- #define MSR_IA32_MCG_EDI 0x185
- #define MSR_IA32_MCG_EBP 0x186
- #define MSR_IA32_MCG_ESP 0x187
- #define MSR_IA32_MCG_EFLAGS 0x188
- #define MSR_IA32_MCG_EIP 0x189
- #define MSR_IA32_MCG_RESERVED 0x18A
-
- #define MSR_P6_EVNTSEL0 0x186
- #define MSR_P6_EVNTSEL1 0x187
-
- #define MSR_IA32_PERF_STATUS 0x198
- #define MSR_IA32_PERF_CTL 0x199
-
- #define MSR_IA32_THERM_CONTROL 0x19a
- #define MSR_IA32_THERM_INTERRUPT 0x19b
- #define MSR_IA32_THERM_STATUS 0x19c
- #define MSR_IA32_MISC_ENABLE 0x1a0
-
- #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
-
- /* Pentium IV performance counter MSRs */
- #define MSR_P4_BPU_PERFCTR0 0x300
- #define MSR_P4_BPU_PERFCTR1 0x301
- #define MSR_P4_BPU_PERFCTR2 0x302
- #define MSR_P4_BPU_PERFCTR3 0x303
- #define MSR_P4_MS_PERFCTR0 0x304
- #define MSR_P4_MS_PERFCTR1 0x305
- #define MSR_P4_MS_PERFCTR2 0x306
- #define MSR_P4_MS_PERFCTR3 0x307
- #define MSR_P4_FLAME_PERFCTR0 0x308
- #define MSR_P4_FLAME_PERFCTR1 0x309
- #define MSR_P4_FLAME_PERFCTR2 0x30a
- #define MSR_P4_FLAME_PERFCTR3 0x30b
- #define MSR_P4_IQ_PERFCTR0 0x30c
- #define MSR_P4_IQ_PERFCTR1 0x30d
- #define MSR_P4_IQ_PERFCTR2 0x30e
- #define MSR_P4_IQ_PERFCTR3 0x30f
- #define MSR_P4_IQ_PERFCTR4 0x310
- #define MSR_P4_IQ_PERFCTR5 0x311
- #define MSR_P4_BPU_CCCR0 0x360
- #define MSR_P4_BPU_CCCR1 0x361
- #define MSR_P4_BPU_CCCR2 0x362
- #define MSR_P4_BPU_CCCR3 0x363
- #define MSR_P4_MS_CCCR0 0x364
- #define MSR_P4_MS_CCCR1 0x365
- #define MSR_P4_MS_CCCR2 0x366
- #define MSR_P4_MS_CCCR3 0x367
- #define MSR_P4_FLAME_CCCR0 0x368
- #define MSR_P4_FLAME_CCCR1 0x369
- #define MSR_P4_FLAME_CCCR2 0x36a
- #define MSR_P4_FLAME_CCCR3 0x36b
- #define MSR_P4_IQ_CCCR0 0x36c
- #define MSR_P4_IQ_CCCR1 0x36d
- #define MSR_P4_IQ_CCCR2 0x36e
- #define MSR_P4_IQ_CCCR3 0x36f
- #define MSR_P4_IQ_CCCR4 0x370
- #define MSR_P4_IQ_CCCR5 0x371
- #define MSR_P4_ALF_ESCR0 0x3ca
- #define MSR_P4_ALF_ESCR1 0x3cb
- #define MSR_P4_BPU_ESCR0 0x3b2
- #define MSR_P4_BPU_ESCR1 0x3b3
- #define MSR_P4_BSU_ESCR0 0x3a0
- #define MSR_P4_BSU_ESCR1 0x3a1
- #define MSR_P4_CRU_ESCR0 0x3b8
- #define MSR_P4_CRU_ESCR1 0x3b9
- #define MSR_P4_CRU_ESCR2 0x3cc
- #define MSR_P4_CRU_ESCR3 0x3cd
- #define MSR_P4_CRU_ESCR4 0x3e0
- #define MSR_P4_CRU_ESCR5 0x3e1
- #define MSR_P4_DAC_ESCR0 0x3a8
- #define MSR_P4_DAC_ESCR1 0x3a9
- #define MSR_P4_FIRM_ESCR0 0x3a4
- #define MSR_P4_FIRM_ESCR1 0x3a5
- #define MSR_P4_FLAME_ESCR0 0x3a6
- #define MSR_P4_FLAME_ESCR1 0x3a7
- #define MSR_P4_FSB_ESCR0 0x3a2
- #define MSR_P4_FSB_ESCR1 0x3a3
- #define MSR_P4_IQ_ESCR0 0x3ba
- #define MSR_P4_IQ_ESCR1 0x3bb
- #define MSR_P4_IS_ESCR0 0x3b4
- #define MSR_P4_IS_ESCR1 0x3b5
- #define MSR_P4_ITLB_ESCR0 0x3b6
- #define MSR_P4_ITLB_ESCR1 0x3b7
- #define MSR_P4_IX_ESCR0 0x3c8
- #define MSR_P4_IX_ESCR1 0x3c9
- #define MSR_P4_MOB_ESCR0 0x3aa
- #define MSR_P4_MOB_ESCR1 0x3ab
- #define MSR_P4_MS_ESCR0 0x3c0
- #define MSR_P4_MS_ESCR1 0x3c1
- #define MSR_P4_PMH_ESCR0 0x3ac
- #define MSR_P4_PMH_ESCR1 0x3ad
- #define MSR_P4_RAT_ESCR0 0x3bc
- #define MSR_P4_RAT_ESCR1 0x3bd
- #define MSR_P4_SAAT_ESCR0 0x3ae
- #define MSR_P4_SAAT_ESCR1 0x3af
- #define MSR_P4_SSU_ESCR0 0x3be
- #define MSR_P4_SSU_ESCR1 0x3bf /* guess: not defined in manual */
- #define MSR_P4_TBPU_ESCR0 0x3c2
- #define MSR_P4_TBPU_ESCR1 0x3c3
- #define MSR_P4_TC_ESCR0 0x3c4
- #define MSR_P4_TC_ESCR1 0x3c5
- #define MSR_P4_U2L_ESCR0 0x3b0
- #define MSR_P4_U2L_ESCR1 0x3b1
-
- /* 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_EPMR 0xC0000086
- #define MSR_K6_PSOR 0xC0000087
- #define MSR_K6_PFIR 0xC0000088
-
- #define MSR_K7_EVNTSEL0 0xC0010000
- #define MSR_K7_EVNTSEL1 0xC0010001
- #define MSR_K7_EVNTSEL2 0xC0010002
- #define MSR_K7_EVNTSEL3 0xC0010003
- #define MSR_K7_PERFCTR0 0xC0010004
- #define MSR_K7_PERFCTR1 0xC0010005
- #define MSR_K7_PERFCTR2 0xC0010006
- #define MSR_K7_PERFCTR3 0xC0010007
- #define MSR_K7_HWCR 0xC0010015
- #define MSR_K7_CLK_CTL 0xC001001b
- #define MSR_K7_FID_VID_CTL 0xC0010041
- #define MSR_K7_FID_VID_STATUS 0xC0010042
-
- /* extended feature register */
- #define MSR_EFER 0xc0000080
-
- /* EFER bits: */
-
- /* Execute Disable enable */
- #define _EFER_NX 11
- #define EFER_NX (1<<_EFER_NX)
-
- /* 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
- #define MSR_VIA_LONGHAUL 0x110a
- #define MSR_VIA_RNG 0x110b
- #define MSR_VIA_BCR2 0x1147
-
- /* Transmeta defined MSRs */
- #define MSR_TMTA_LONGRUN_CTRL 0x80868010
- #define MSR_TMTA_LONGRUN_FLAGS 0x80868011
- #define MSR_TMTA_LRTI_READOUT 0x80868018
- #define MSR_TMTA_LRTI_VOLT_MHZ 0x8086801a
-
- #endif /* __ASM_MSR_H */
-