cpuident.h
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上传日期:2007-06-06
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- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef _CPUIDENT_H_
- #define _CPUIDENT_H_
- #ifdef __cplusplus
- extern "C" {
- #endif
- /*
- * CPU architectures. Currently, only Intel architectures (x86) and ARM are
- * detected by this code.
- */
- typedef enum
- {
- ulArchitectureUNKNOWN = 0,
- ulArchitectureIntel = 1,
- ulArchitectureARM_ARCH2 = 2,
- ulArchitectureARM_ARCH3 = 3,
- ulArchitectureARM_ARCH4 = 4,
- ulArchitectureARM_ARCH4T= 5,
- ulArchitectureARM_ARCH5 = 6,
- ulArchitectureARM_ARCH5T= 7,
- ulArchitectureARM_ARCH5TE=8
- } CPUArchitecture;
- /*
- * Intel Architecture processor families.
- * Do not change these values -- they match with the results of the cpuid()
- * instruction.
- * Refer to Intel document number 24319202, section 8.1.3.
- */
- typedef enum
- {
- ulFamilyUNKNOWN = 0,
- ulFamily80386 = 3,
- ulFamily80486 = 4,
- ulFamilyPENTIUM = 5,
- ulFamilyPENTIUM_PRO = 6,
- ulFamilyP4 = 15
- } IntelCPUFamily;
- /*
- * ARM architecture families
- */
- typedef enum
- {
- ulFamily_PREARM7 = ulFamilyUNKNOWN + 1,
- ulFamily_ARM7,
- ulFamily_POSTARM7
- } ARMCPUFamily;
- /*
- * Intel architecture specific features
- */
- typedef struct
- {
- IntelCPUFamily family ;
- int model ;
- int stepping ;
- int hasMMX; /* MMX instructions available? */
- int hasMSR; /* model specific registers (Pentium) available? */
- int hasTSC; /* rdtsc / Time stamp counter available? */
- int hasPMC; /* rdpmc / Performance monitoring counter available? */
- int hasSSE; /* Katmai new instructions (SSE) available? */
- int hasSSE_OSSupport; /* OS support for SSE floating point available? */
- int hasSSE2; /* SSE2 instructions available? */
- } IntelCPUInformation ;
- typedef struct
- {
- int family ;
- // int architecture ;
- int implementor ;
- char description[128] ;
- // only valid if family >= ARM7
- int variant ;
- int primaryPartNo ;
- int revision ;
- union
- {
- struct {
- int coreGeneration ;
- int coreRevision ;
- int productNumber ;
- } XScale ;
- } specific ;
- } ARMCPUInformation ;
- /*
- * ARM Implementors
- */
- enum {
- ARM_IMPL_UNKNOWN = 0x00,
- ARM_IMPL_ARM = 0x41, /* 'A' */
- ARM_IMPL_DEC = 0x44, /* 'D' */
- ARM_IMPL_Intel = 0x69 /* 'i' */
- } ;
- /*
- * CPUInformation
- */
- typedef struct
- {
- CPUArchitecture architecture ;
- union
- {
- IntelCPUInformation m_x86 ;
- ARMCPUInformation m_arm ;
- } specific ;
- } CPUInformation ;
- extern void CPUIdentify(CPUInformation* pInfo) ;
- #ifdef __cplusplus
- } // extern "C" {}
- #endif
- #endif /* _CPUIDENT_H_ */