MSR_IA32_PERF_GLOBAL_INUSE_REGISTER Union Reference

#include <MdePkg/Include/Register/Intel/ArchitecturalMsr.h>

Data Fields
struct {
UINT32   IA32_PERFEVTSELn: 32
UINT32   IA32_FIXED_CTRn: 31
UINT32   PMI: 1
}	Bits
UINT64	Uint64

Detailed Description

MSR information returned for MSR index MSR_IA32_PERF_GLOBAL_INUSE

Definition at line 3298 of file ArchitecturalMsr.h.

Field Documentation

struct { ... } MSR_IA32_PERF_GLOBAL_INUSE_REGISTER::Bits

Individual bit fields

IA32_FIXED_CTRn

UINT32 MSR_IA32_PERF_GLOBAL_INUSE_REGISTER::IA32_FIXED_CTRn

[Bits 62:32] IA32_FIXED_CTRn in use. If CPUID.0AH: EAX[7:0] > n. Status bitmask. Only the first n-1 bits are valid. Bits 30:n are reserved.

Definition at line 3315 of file ArchitecturalMsr.h.

IA32_PERFEVTSELn

UINT32 MSR_IA32_PERF_GLOBAL_INUSE_REGISTER::IA32_PERFEVTSELn

[Bits 31:0] IA32_PERFEVTSELn in use. If CPUID.0AH: EAX[7:0] > n. Status bitmask. Only the first n-1 bits are valid. Bits 31:n are reserved.

Definition at line 3308 of file ArchitecturalMsr.h.

PMI

UINT32 MSR_IA32_PERF_GLOBAL_INUSE_REGISTER::PMI

[Bit 63] PMI in use.

Definition at line 3319 of file ArchitecturalMsr.h.

Uint64

UINT64 MSR_IA32_PERF_GLOBAL_INUSE_REGISTER::Uint64

All bit fields as a 64-bit value

Definition at line 3324 of file ArchitecturalMsr.h.

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The documentation for this union was generated from the following file:

• MdePkg/Include/Register/Intel/ArchitecturalMsr.h