ReactOS 0.4.16-dev-91-g764881a
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CPUID_AMD_EXTENDED_CPU_SIG_ECX Union Reference

#include <Cpuid.h>

Collaboration diagram for CPUID_AMD_EXTENDED_CPU_SIG_ECX:
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Public Attributes

struct {
   UINT32   LAHF_SAHF: 1
 
   UINT32   CmpLegacy: 1
 
   UINT32   SVM: 1
 
   UINT32   ExtApicSpace: 1
 
   UINT32   AltMovCr8: 1
 
   UINT32   LZCNT: 1
 
   UINT32   SSE4A: 1
 
   UINT32   MisAlignSse: 1
 
   UINT32   PREFETCHW: 1
 
   UINT32   OSVW: 1
 
   UINT32   IBS: 1
 
   UINT32   XOP: 1
 
   UINT32   SKINIT: 1
 
   UINT32   WDT: 1
 
   UINT32   Reserved1: 1
 
   UINT32   LWP: 1
 
   UINT32   FMA4: 1
 
   UINT32   TCE: 1
 
   UINT32   Reserved2: 4
 
   UINT32   TopologyExtensions: 1
 
   UINT32   PerfCtrExtCore: 1
 
   UINT32   Reserved3: 2
 
   UINT32   DataBreakpointExtension: 1
 
   UINT32   PerfTsc: 1
 
   UINT32   PerfCtrExtL3: 1
 
   UINT32   MwaitExtended: 1
 
   UINT32   Reserved4: 2
 
} Bits
 
UINT32 Uint32
 

Detailed Description

CPUID Extended Processor Signature and Features ECX for CPUID leaf CPUID_EXTENDED_CPU_SIG.

Definition at line 132 of file Cpuid.h.

Member Data Documentation

◆ AltMovCr8

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::AltMovCr8

[Bit 4] LOCK MOV CR0 means MOV CR8.

Definition at line 156 of file Cpuid.h.

◆ 

struct { ... } CPUID_AMD_EXTENDED_CPU_SIG_ECX::Bits

Individual bit fields

◆ CmpLegacy

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::CmpLegacy

[Bit 1] Core multi-processing legacy mode.

Definition at line 144 of file Cpuid.h.

◆ DataBreakpointExtension

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::DataBreakpointExtension

[Bit 26] Data Breakpoint Extension.

Definition at line 228 of file Cpuid.h.

◆ ExtApicSpace

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::ExtApicSpace

[Bit 3] Extended APIC register space.

Definition at line 152 of file Cpuid.h.

◆ FMA4

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::FMA4

[Bit 16] 4-Operand FMA instruction support.

Definition at line 204 of file Cpuid.h.

◆ IBS

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::IBS

[Bit 10] Instruction Based Sampling.

Definition at line 180 of file Cpuid.h.

◆ LAHF_SAHF

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::LAHF_SAHF

[Bit 0] LAHF/SAHF available in 64-bit mode.

Definition at line 140 of file Cpuid.h.

◆ LWP

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::LWP

[Bit 15] Lightweight Profiling support.

Definition at line 200 of file Cpuid.h.

◆ LZCNT

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::LZCNT

[Bit 5] LZCNT instruction support.

Definition at line 160 of file Cpuid.h.

◆ MisAlignSse

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::MisAlignSse

[Bit 7] Misaligned SSE Mode.

Definition at line 168 of file Cpuid.h.

◆ MwaitExtended

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::MwaitExtended

[Bit 29] MWAITX and MONITORX capability.

Definition at line 240 of file Cpuid.h.

◆ OSVW

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::OSVW

[Bit 9] OS Visible Work-around support.

Definition at line 176 of file Cpuid.h.

◆ PerfCtrExtCore

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::PerfCtrExtCore

[Bit 23] Core Performance Counter Extensions.

Definition at line 220 of file Cpuid.h.

◆ PerfCtrExtL3

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::PerfCtrExtL3

[Bit 28] L3 Performance Counter Extensions.

Definition at line 236 of file Cpuid.h.

◆ PerfTsc

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::PerfTsc

[Bit 27] Performance Time-Stamp Counter.

Definition at line 232 of file Cpuid.h.

◆ PREFETCHW

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::PREFETCHW

[Bit 8] ThreeDNow Prefetch instructions.

Definition at line 172 of file Cpuid.h.

◆ Reserved1

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::Reserved1

[Bit 14] Reserved.

Definition at line 196 of file Cpuid.h.

◆ Reserved2

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::Reserved2

[Bit 21:18] Reserved.

Definition at line 212 of file Cpuid.h.

◆ Reserved3

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::Reserved3

[Bit 25:24] Reserved.

Definition at line 224 of file Cpuid.h.

◆ Reserved4

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::Reserved4

[Bit 31:30] Reserved.

Definition at line 244 of file Cpuid.h.

◆ SKINIT

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::SKINIT

[Bit 12] SKINIT and STGI support.

Definition at line 188 of file Cpuid.h.

◆ SSE4A

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::SSE4A

[Bit 6] SSE4A instruction support.

Definition at line 164 of file Cpuid.h.

◆ SVM

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::SVM

[Bit 2] Secure Virtual Mode feature.

Definition at line 148 of file Cpuid.h.

◆ TCE

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::TCE

[Bit 17] Translation Cache Extension.

Definition at line 208 of file Cpuid.h.

◆ TopologyExtensions

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::TopologyExtensions

[Bit 22] Topology Extensions support.

Definition at line 216 of file Cpuid.h.

◆ Uint32

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::Uint32

All bit fields as a 32-bit value

Definition at line 249 of file Cpuid.h.

◆ WDT

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::WDT

[Bit 13] Watchdog Timer support.

Definition at line 192 of file Cpuid.h.

◆ XOP

UINT32 CPUID_AMD_EXTENDED_CPU_SIG_ECX::XOP

[Bit 11] Extended Operation Support.

Definition at line 184 of file Cpuid.h.

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