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MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER Union Reference

#include <MdePkg/Include/Register/Intel/Msr/XeonPhiMsr.h>

Data Fields

struct {
   UINT32   Limit: 3
 
   UINT32   Reserved1: 7
 
   UINT32   IO_MWAIT: 1
 
   UINT32   Reserved2: 4
 
   UINT32   CFGLock: 1
 
   UINT32   Reserved5: 10
 
   UINT32   C1StateAutoDemotionEnable: 1
 
   UINT32   Reserved6: 1
 
   UINT32   C1StateAutoUndemotionEnable: 1
 
   UINT32   PKGC_StateAutoDemotionEnable: 1
 
   UINT32   Reserved7: 2
 
   UINT32   Reserved4: 32
 
Bits
 
UINT32 Uint32
 
UINT64 Uint64
 

Detailed Description

MSR information returned for MSR index MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL

Definition at line 252 of file XeonPhiMsr.h.

Field Documentation

◆ 

struct { ... } MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER::Bits

Individual bit fields

◆ C1StateAutoDemotionEnable

UINT32 MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER::C1StateAutoDemotionEnable

[Bit 26] C1 State Auto Demotion Enable (R/W) When set, the processor will conditionally demote C3/C6/C7 requests to C1 based on uncore auto-demote information.

Definition at line 279 of file XeonPhiMsr.h.

◆ C1StateAutoUndemotionEnable

UINT32 MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER::C1StateAutoUndemotionEnable

[Bit 28] C1 State Auto Undemotion Enable (R/W) When set, enables Undemotion from Demoted C1.

Definition at line 285 of file XeonPhiMsr.h.

◆ CFGLock

UINT32 MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER::CFGLock

[Bit 15] CFG Lock (R/WO).

Definition at line 272 of file XeonPhiMsr.h.

◆ IO_MWAIT

UINT32 MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER::IO_MWAIT

[Bit 10] I/O MWAIT Redirection Enable (R/W).

Definition at line 267 of file XeonPhiMsr.h.

◆ Limit

UINT32 MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER::Limit

[Bits 2:0] Package C-State Limit (R/W) The following C-state code name encodings are supported: 000b: C0/C1 001b: C2 010b: C6 No Retention 011b: C6 Retention 111b: No limit.

Definition at line 262 of file XeonPhiMsr.h.

◆ PKGC_StateAutoDemotionEnable

UINT32 MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER::PKGC_StateAutoDemotionEnable

[Bit 29] PKG C-State Auto Demotion Enable (R/W) When set, enables Package C state demotion.

Definition at line 290 of file XeonPhiMsr.h.

◆ Reserved1

UINT32 MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER::Reserved1

Definition at line 263 of file XeonPhiMsr.h.

◆ Reserved2

UINT32 MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER::Reserved2

Definition at line 268 of file XeonPhiMsr.h.

◆ Reserved4

UINT32 MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER::Reserved4

Definition at line 292 of file XeonPhiMsr.h.

◆ Reserved5

UINT32 MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER::Reserved5

Definition at line 273 of file XeonPhiMsr.h.

◆ Reserved6

UINT32 MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER::Reserved6

Definition at line 280 of file XeonPhiMsr.h.

◆ Reserved7

UINT32 MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER::Reserved7

Definition at line 291 of file XeonPhiMsr.h.

◆ Uint32

UINT32 MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER::Uint32

All bit fields as a 32-bit value

Definition at line 297 of file XeonPhiMsr.h.

◆ Uint64

UINT64 MSR_XEON_PHI_PKG_CST_CONFIG_CONTROL_REGISTER::Uint64

All bit fields as a 64-bit value

Definition at line 301 of file XeonPhiMsr.h.


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