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bflib_cpu.h
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/******************************************************************************/
// Bullfrog Engine Emulation Library - for use to remake classic games like
// Syndicate Wars, Magic Carpet or Dungeon Keeper.
/******************************************************************************/
/** @file bflib_cpu.h
* Header file for bflib_cpu.c.
* @par Purpose:
* CPU detection utility.
* @par Comment:
* Just a header file - #defines, typedefs, function prototypes etc.
* @author Tomasz Lis
* @date 20 Aug 2009 - 24 Aug 2009
* @par Copying and copyrights:
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
/******************************************************************************/
#ifndef BFLIB_CPU_H
#define BFLIB_CPU_H
#include "bflib_basics.h"
#include "globals.h"
#ifdef __cplusplus
extern "C" {
#endif
/******************************************************************************/
enum cpuid_requests {
CPUID_GETVENDORSTRING,
CPUID_GETFEATURES,
CPUID_GETTLB,
CPUID_GETSERIAL,
CPUID_INTELEXTENDED=0x80000000,
CPUID_INTELFEATURES,
CPUID_INTELBRANDSTRING,
CPUID_INTELBRANDSTRINGMORE,
CPUID_INTELBRANDSTRINGEND,
};
// When called with CPUID_GETFEATURES, CPUID returns a bit field containing the following values.
enum {
CPUID_FEAT_ECX_SSE3 = 1 << 0,
CPUID_FEAT_ECX_PCLMUL = 1 << 1,
CPUID_FEAT_ECX_DTES64 = 1 << 2,
CPUID_FEAT_ECX_MONITOR = 1 << 3,
CPUID_FEAT_ECX_DS_CPL = 1 << 4,
CPUID_FEAT_ECX_VMX = 1 << 5,
CPUID_FEAT_ECX_SMX = 1 << 6,
CPUID_FEAT_ECX_EST = 1 << 7,
CPUID_FEAT_ECX_TM2 = 1 << 8,
CPUID_FEAT_ECX_SSSE3 = 1 << 9,
CPUID_FEAT_ECX_CID = 1 << 10,
CPUID_FEAT_ECX_FMA = 1 << 12,
CPUID_FEAT_ECX_CX16 = 1 << 13,
CPUID_FEAT_ECX_ETPRD = 1 << 14,
CPUID_FEAT_ECX_PDCM = 1 << 15,
CPUID_FEAT_ECX_DCA = 1 << 18,
CPUID_FEAT_ECX_SSE4_1 = 1 << 19,
CPUID_FEAT_ECX_SSE4_2 = 1 << 20,
CPUID_FEAT_ECX_x2APIC = 1 << 21,
CPUID_FEAT_ECX_MOVBE = 1 << 22,
CPUID_FEAT_ECX_POPCNT = 1 << 23,
CPUID_FEAT_ECX_XSAVE = 1 << 26,
CPUID_FEAT_ECX_OSXSAVE = 1 << 27,
CPUID_FEAT_ECX_AVX = 1 << 28,
CPUID_FEAT_EDX_FPU = 1 << 0,
CPUID_FEAT_EDX_VME = 1 << 1,
CPUID_FEAT_EDX_DE = 1 << 2,
CPUID_FEAT_EDX_PSE = 1 << 3,
CPUID_FEAT_EDX_TSC = 1 << 4,
CPUID_FEAT_EDX_MSR = 1 << 5,
CPUID_FEAT_EDX_PAE = 1 << 6,
CPUID_FEAT_EDX_MCE = 1 << 7,
CPUID_FEAT_EDX_CX8 = 1 << 8,
CPUID_FEAT_EDX_APIC = 1 << 9,
CPUID_FEAT_EDX_SEP = 1 << 11,
CPUID_FEAT_EDX_MTRR = 1 << 12,
CPUID_FEAT_EDX_PGE = 1 << 13,
CPUID_FEAT_EDX_MCA = 1 << 14,
CPUID_FEAT_EDX_CMOV = 1 << 15,
CPUID_FEAT_EDX_PAT = 1 << 16,
CPUID_FEAT_EDX_PSE36 = 1 << 17,
CPUID_FEAT_EDX_PSN = 1 << 18,
CPUID_FEAT_EDX_CLF = 1 << 19,
CPUID_FEAT_EDX_DTES = 1 << 21,
CPUID_FEAT_EDX_ACPI = 1 << 22,
CPUID_FEAT_EDX_MMX = 1 << 23,
CPUID_FEAT_EDX_FXSR = 1 << 24,
CPUID_FEAT_EDX_SSE = 1 << 25,
CPUID_FEAT_EDX_SSE2 = 1 << 26,
CPUID_FEAT_EDX_SS = 1 << 27,
CPUID_FEAT_EDX_HTT = 1 << 28,
CPUID_FEAT_EDX_TM1 = 1 << 29,
CPUID_FEAT_EDX_IA64 = 1 << 30,
CPUID_FEAT_EDX_PBE = 1 << 31
};
enum {
CPUID_TYPE_OEM = 0x00,
CPUID_TYPE_OVERDRIVE = 0x01,
CPUID_TYPE_DUAL = 0x02,
CPUID_TYPE_RESERVED = 0x03,
};
enum {
CPUID_FAMILY_486 = 0x04,
CPUID_FAMILY_PENTIUM = 0x05,
CPUID_FAMILY_P2 = 0x06,
};
/* Vendor-strings. */
#define CPUID_VENDOR_OLDAMD "AMDisbetter!" //early engineering samples of AMD K5 processor
#define CPUID_VENDOR_AMD "AuthenticAMD"
#define CPUID_VENDOR_INTEL "GenuineIntel"
#define CPUID_VENDOR_VIA "CentaurHauls"
#define CPUID_VENDOR_OLDTRANSMETA "TransmetaCPU"
#define CPUID_VENDOR_TRANSMETA "GenuineTMx86"
#define CPUID_VENDOR_CYRIX "CyrixInstead"
#define CPUID_VENDOR_CENTAUR "CentaurHauls"
#define CPUID_VENDOR_NEXGEN "NexGenDriven"
#define CPUID_VENDOR_UMC "UMC UMC UMC "
#define CPUID_VENDOR_SIS "SiS SiS SiS "
#define CPUID_VENDOR_NSC "Geode by NSC"
#define CPUID_VENDOR_RISE "RiseRiseRise"
/******************************************************************************/
struct CPU_INFO {
long feature_intl;
long feature_edx;
TbBool timeStampCounter;
char vendor[17];
};
/******************************************************************************/
void cpu_detect(struct CPU_INFO *cpu);
unsigned short cpu_get_type(struct CPU_INFO *cpu);
unsigned short cpu_get_family(struct CPU_INFO *cpu);
unsigned short cpu_get_model(struct CPU_INFO *cpu);
unsigned short cpu_get_stepping(struct CPU_INFO *cpu);
/******************************************************************************/
#ifdef __cplusplus
}
#endif
#endif