MSR_IA32_HWP_STATUS_REGISTER Union Reference

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

Data Fields
struct {
UINT32   Guaranteed_Performance_Change: 1
UINT32   Reserved1: 1
UINT32   Excursion_To_Minimum: 1
UINT32   Reserved2: 29
UINT32   Reserved3: 32
}	Bits
UINT32	Uint32
UINT64	Uint64

Detailed Description

MSR information returned for MSR index MSR_IA32_HWP_STATUS

Definition at line 5183 of file ArchitecturalMsr.h.

Field Documentation

struct { ... } MSR_IA32_HWP_STATUS_REGISTER::Bits

Individual bit fields

Excursion_To_Minimum

UINT32 MSR_IA32_HWP_STATUS_REGISTER::Excursion_To_Minimum

[Bit 2] Excursion_To_Minimum (R/WC0). See Section 14.4.5, "HWP Feedback". If CPUID.06H:EAX.[7] = 1.

Definition at line 5198 of file ArchitecturalMsr.h.

Guaranteed_Performance_Change

UINT32 MSR_IA32_HWP_STATUS_REGISTER::Guaranteed_Performance_Change

[Bit 0] Guaranteed_Performance_Change (R/WC0). See Section 14.4.5, "HWP Feedback". If CPUID.06H:EAX.[7] = 1.

Definition at line 5192 of file ArchitecturalMsr.h.

Reserved1

UINT32 MSR_IA32_HWP_STATUS_REGISTER::Reserved1

Definition at line 5193 of file ArchitecturalMsr.h.

Reserved2

UINT32 MSR_IA32_HWP_STATUS_REGISTER::Reserved2

Definition at line 5199 of file ArchitecturalMsr.h.

Reserved3

UINT32 MSR_IA32_HWP_STATUS_REGISTER::Reserved3

Definition at line 5200 of file ArchitecturalMsr.h.

Uint32

UINT32 MSR_IA32_HWP_STATUS_REGISTER::Uint32

All bit fields as a 32-bit value

Definition at line 5205 of file ArchitecturalMsr.h.

Uint64

UINT64 MSR_IA32_HWP_STATUS_REGISTER::Uint64

All bit fields as a 64-bit value

Definition at line 5209 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