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

Data Fields
struct {
UINT32 Minimum_Performance: 8

UINT32 Maximum_Performance: 8

UINT32 Desired_Performance: 8

UINT32 Energy_Performance_Preference: 8

UINT32 Activity_Window: 10

UINT32 Package_Control: 1

UINT32 Reserved: 21

}	Bits

UINT64	Uint64

Detailed Description

MSR information returned for MSR index MSR_IA32_HWP_REQUEST

Definition at line 5116 of file ArchitecturalMsr.h.

Field Documentation

◆ Activity_Window

UINT32 MSR_IA32_HWP_REQUEST_REGISTER::Activity_Window

[Bits 41:32] Activity_Window See Section 14.4.4, "Managing HWP". If CPUID.06H:EAX.[7] = 1 && CPUID.06H:EAX.[9] = 1.

Definition at line 5145 of file ArchitecturalMsr.h.

◆

struct { ... } MSR_IA32_HWP_REQUEST_REGISTER::Bits

Individual bit fields

◆ Desired_Performance

UINT32 MSR_IA32_HWP_REQUEST_REGISTER::Desired_Performance

[Bits 23:16] Desired_Performance See Section 14.4.4, "Managing HWP". If CPUID.06H:EAX.[7] = 1.

Definition at line 5135 of file ArchitecturalMsr.h.

◆ Energy_Performance_Preference

UINT32 MSR_IA32_HWP_REQUEST_REGISTER::Energy_Performance_Preference

[Bits 31:24] Energy_Performance_Preference See Section 14.4.4, "Managing HWP". If CPUID.06H:EAX.[7] = 1 && CPUID.06H:EAX.[10] = 1.

Definition at line 5140 of file ArchitecturalMsr.h.

◆ Maximum_Performance

UINT32 MSR_IA32_HWP_REQUEST_REGISTER::Maximum_Performance

[Bits 15:8] Maximum_Performance See Section 14.4.4, "Managing HWP". If CPUID.06H:EAX.[7] = 1.

Definition at line 5130 of file ArchitecturalMsr.h.

◆ Minimum_Performance

UINT32 MSR_IA32_HWP_REQUEST_REGISTER::Minimum_Performance

[Bits 7:0] Minimum_Performance See Section 14.4.4, "Managing HWP". If CPUID.06H:EAX.[7] = 1.

Definition at line 5125 of file ArchitecturalMsr.h.

◆ Package_Control

UINT32 MSR_IA32_HWP_REQUEST_REGISTER::Package_Control

[Bit 42] Package_Control See Section 14.4.4, "Managing HWP". If CPUID.06H:EAX.[7] = 1 && CPUID.06H:EAX.[11] = 1.

Definition at line 5150 of file ArchitecturalMsr.h.

◆ Reserved

UINT32 MSR_IA32_HWP_REQUEST_REGISTER::Reserved

Definition at line 5151 of file ArchitecturalMsr.h.

◆ Uint64

UINT64 MSR_IA32_HWP_REQUEST_REGISTER::Uint64

All bit fields as a 64-bit value

Definition at line 5156 of file ArchitecturalMsr.h.

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

MdePkg/Include/Register/Intel/ArchitecturalMsr.h

Data Fields