diff options
Diffstat (limited to 'linux-headers/asm-x86')
| -rw-r--r-- | linux-headers/asm-x86/hyperv.h | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/linux-headers/asm-x86/hyperv.h b/linux-headers/asm-x86/hyperv.h index 3b400ee9f7..462efe746d 100644 --- a/linux-headers/asm-x86/hyperv.h +++ b/linux-headers/asm-x86/hyperv.h @@ -28,6 +28,9 @@ /* Partition Reference Counter (HV_X64_MSR_TIME_REF_COUNT) available*/ #define HV_X64_MSR_TIME_REF_COUNT_AVAILABLE (1 << 1) +/* A partition's reference time stamp counter (TSC) page */ +#define HV_X64_MSR_REFERENCE_TSC 0x40000021 + /* * There is a single feature flag that signifies the presence of the MSR * that can be used to retrieve both the local APIC Timer frequency as @@ -149,9 +152,6 @@ /* MSR used to read the per-partition time reference counter */ #define HV_X64_MSR_TIME_REF_COUNT 0x40000020 -/* A partition's reference time stamp counter (TSC) page */ -#define HV_X64_MSR_REFERENCE_TSC 0x40000021 - /* MSR used to retrieve the TSC frequency */ #define HV_X64_MSR_TSC_FREQUENCY 0x40000022 @@ -201,6 +201,9 @@ #define HV_X64_MSR_APIC_ASSIST_PAGE_ADDRESS_MASK \ (~((1ull << HV_X64_MSR_APIC_ASSIST_PAGE_ADDRESS_SHIFT) - 1)) +#define HV_X64_MSR_TSC_REFERENCE_ENABLE 0x00000001 +#define HV_X64_MSR_TSC_REFERENCE_ADDRESS_SHIFT 12 + #define HV_PROCESSOR_POWER_STATE_C0 0 #define HV_PROCESSOR_POWER_STATE_C1 1 #define HV_PROCESSOR_POWER_STATE_C2 2 @@ -213,4 +216,11 @@ #define HV_STATUS_INVALID_ALIGNMENT 4 #define HV_STATUS_INSUFFICIENT_BUFFERS 19 +typedef struct _HV_REFERENCE_TSC_PAGE { + __u32 tsc_sequence; + __u32 res1; + __u64 tsc_scale; + __s64 tsc_offset; +} HV_REFERENCE_TSC_PAGE, *PHV_REFERENCE_TSC_PAGE; + #endif |