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

Data Fields
struct {
UINT32 LBR_FMT: 6

UINT32 PEBS_TRAP: 1

UINT32 PEBS_ARCH_REG: 1

UINT32 PEBS_REC_FMT: 4

UINT32 SMM_FREEZE: 1

UINT32 FW_WRITE: 1

UINT32 Reserved1: 18

UINT32 Reserved2: 32

}	Bits

UINT32	Uint32

UINT64	Uint64

Detailed Description

MSR information returned for MSR index MSR_IA32_PERF_CAPABILITIES

Definition at line 2745 of file ArchitecturalMsr.h.

Field Documentation

◆

struct { ... } MSR_IA32_PERF_CAPABILITIES_REGISTER::Bits

Individual bit fields

◆ FW_WRITE

UINT32 MSR_IA32_PERF_CAPABILITIES_REGISTER::FW_WRITE

[Bit 13] 1: Full width of counter writable via IA32_A_PMCx.

Definition at line 2773 of file ArchitecturalMsr.h.

◆ LBR_FMT

UINT32 MSR_IA32_PERF_CAPABILITIES_REGISTER::LBR_FMT

[Bits 5:0] LBR format.

Definition at line 2753 of file ArchitecturalMsr.h.

◆ PEBS_ARCH_REG

UINT32 MSR_IA32_PERF_CAPABILITIES_REGISTER::PEBS_ARCH_REG

[Bit 7] PEBSSaveArchRegs.

Definition at line 2761 of file ArchitecturalMsr.h.

◆ PEBS_REC_FMT

UINT32 MSR_IA32_PERF_CAPABILITIES_REGISTER::PEBS_REC_FMT

[Bits 11:8] PEBS Record Format.

Definition at line 2765 of file ArchitecturalMsr.h.

◆ PEBS_TRAP

UINT32 MSR_IA32_PERF_CAPABILITIES_REGISTER::PEBS_TRAP

[Bit 6] PEBS Trap.

Definition at line 2757 of file ArchitecturalMsr.h.

◆ Reserved1

UINT32 MSR_IA32_PERF_CAPABILITIES_REGISTER::Reserved1

Definition at line 2774 of file ArchitecturalMsr.h.

◆ Reserved2

UINT32 MSR_IA32_PERF_CAPABILITIES_REGISTER::Reserved2

Definition at line 2775 of file ArchitecturalMsr.h.

◆ SMM_FREEZE

UINT32 MSR_IA32_PERF_CAPABILITIES_REGISTER::SMM_FREEZE

[Bit 12] 1: Freeze while SMM is supported.

Definition at line 2769 of file ArchitecturalMsr.h.

◆ Uint32

UINT32 MSR_IA32_PERF_CAPABILITIES_REGISTER::Uint32

All bit fields as a 32-bit value

Definition at line 2780 of file ArchitecturalMsr.h.

◆ Uint64

UINT64 MSR_IA32_PERF_CAPABILITIES_REGISTER::Uint64

All bit fields as a 64-bit value

Definition at line 2784 of file ArchitecturalMsr.h.

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

MdePkg/Include/Register/Intel/ArchitecturalMsr.h

Data Fields