mirror of
https://github.com/LongSoft/UEFITool.git
synced 2024-11-23 00:18:23 +08:00
156 lines
3.7 KiB
C
156 lines
3.7 KiB
C
/* CpuArch.h -- CPU specific code
|
|
2010-10-26: Igor Pavlov : Public domain */
|
|
|
|
#ifndef __CPU_ARCH_H
|
|
#define __CPU_ARCH_H
|
|
|
|
#include "Types.h"
|
|
|
|
EXTERN_C_BEGIN
|
|
|
|
/*
|
|
MY_CPU_LE means that CPU is LITTLE ENDIAN.
|
|
If MY_CPU_LE is not defined, we don't know about that property of platform (it can be LITTLE ENDIAN).
|
|
|
|
MY_CPU_LE_UNALIGN means that CPU is LITTLE ENDIAN and CPU supports unaligned memory accesses.
|
|
If MY_CPU_LE_UNALIGN is not defined, we don't know about these properties of platform.
|
|
*/
|
|
|
|
#if defined(_M_X64) || defined(_M_AMD64) || defined(__x86_64__)
|
|
#define MY_CPU_AMD64
|
|
#endif
|
|
|
|
#if defined(MY_CPU_AMD64) || defined(_M_IA64)
|
|
#define MY_CPU_64BIT
|
|
#endif
|
|
|
|
#if defined(_M_IX86) || defined(__i386__)
|
|
#define MY_CPU_X86
|
|
#endif
|
|
|
|
#if defined(MY_CPU_X86) || defined(MY_CPU_AMD64)
|
|
#define MY_CPU_X86_OR_AMD64
|
|
#endif
|
|
|
|
#if defined(MY_CPU_X86) || defined(_M_ARM)
|
|
#define MY_CPU_32BIT
|
|
#endif
|
|
|
|
#if defined(_WIN32) && defined(_M_ARM)
|
|
#define MY_CPU_ARM_LE
|
|
#endif
|
|
|
|
#if defined(_WIN32) && defined(_M_IA64)
|
|
#define MY_CPU_IA64_LE
|
|
#endif
|
|
|
|
#if defined(MY_CPU_X86_OR_AMD64)
|
|
#define MY_CPU_LE_UNALIGN
|
|
#endif
|
|
|
|
#if defined(MY_CPU_X86_OR_AMD64) || defined(MY_CPU_ARM_LE) || defined(MY_CPU_IA64_LE) || defined(__ARMEL__) || defined(__MIPSEL__) || defined(__LITTLE_ENDIAN__)
|
|
#define MY_CPU_LE
|
|
#endif
|
|
|
|
#if defined(__BIG_ENDIAN__)
|
|
#define MY_CPU_BE
|
|
#endif
|
|
|
|
#if defined(MY_CPU_LE) && defined(MY_CPU_BE)
|
|
Stop_Compiling_Bad_Endian
|
|
#endif
|
|
|
|
#ifdef MY_CPU_LE_UNALIGN
|
|
|
|
#define GetUi16(p) (*(const UInt16 *)(p))
|
|
#define GetUi32(p) (*(const UInt32 *)(p))
|
|
#define GetUi64(p) (*(const UInt64 *)(p))
|
|
#define SetUi16(p, d) *(UInt16 *)(p) = (d);
|
|
#define SetUi32(p, d) *(UInt32 *)(p) = (d);
|
|
#define SetUi64(p, d) *(UInt64 *)(p) = (d);
|
|
|
|
#else
|
|
|
|
#define GetUi16(p) (((const Byte *)(p))[0] | ((UInt16)((const Byte *)(p))[1] << 8))
|
|
|
|
#define GetUi32(p) ( \
|
|
((const Byte *)(p))[0] | \
|
|
((UInt32)((const Byte *)(p))[1] << 8) | \
|
|
((UInt32)((const Byte *)(p))[2] << 16) | \
|
|
((UInt32)((const Byte *)(p))[3] << 24))
|
|
|
|
#define GetUi64(p) (GetUi32(p) | ((UInt64)GetUi32(((const Byte *)(p)) + 4) << 32))
|
|
|
|
#define SetUi16(p, d) { UInt32 _x_ = (d); \
|
|
((Byte *)(p))[0] = (Byte)_x_; \
|
|
((Byte *)(p))[1] = (Byte)(_x_ >> 8); }
|
|
|
|
#define SetUi32(p, d) { UInt32 _x_ = (d); \
|
|
((Byte *)(p))[0] = (Byte)_x_; \
|
|
((Byte *)(p))[1] = (Byte)(_x_ >> 8); \
|
|
((Byte *)(p))[2] = (Byte)(_x_ >> 16); \
|
|
((Byte *)(p))[3] = (Byte)(_x_ >> 24); }
|
|
|
|
#define SetUi64(p, d) { UInt64 _x64_ = (d); \
|
|
SetUi32(p, (UInt32)_x64_); \
|
|
SetUi32(((Byte *)(p)) + 4, (UInt32)(_x64_ >> 32)); }
|
|
|
|
#endif
|
|
|
|
#if defined(MY_CPU_LE_UNALIGN) && defined(_WIN64) && (_MSC_VER >= 1300)
|
|
|
|
#pragma intrinsic(_byteswap_ulong)
|
|
#pragma intrinsic(_byteswap_uint64)
|
|
#define GetBe32(p) _byteswap_ulong(*(const UInt32 *)(const Byte *)(p))
|
|
#define GetBe64(p) _byteswap_uint64(*(const UInt64 *)(const Byte *)(p))
|
|
|
|
#else
|
|
|
|
#define GetBe32(p) ( \
|
|
((UInt32)((const Byte *)(p))[0] << 24) | \
|
|
((UInt32)((const Byte *)(p))[1] << 16) | \
|
|
((UInt32)((const Byte *)(p))[2] << 8) | \
|
|
((const Byte *)(p))[3] )
|
|
|
|
#define GetBe64(p) (((UInt64)GetBe32(p) << 32) | GetBe32(((const Byte *)(p)) + 4))
|
|
|
|
#endif
|
|
|
|
#define GetBe16(p) (((UInt16)((const Byte *)(p))[0] << 8) | ((const Byte *)(p))[1])
|
|
|
|
|
|
#ifdef MY_CPU_X86_OR_AMD64
|
|
|
|
typedef struct
|
|
{
|
|
UInt32 maxFunc;
|
|
UInt32 vendor[3];
|
|
UInt32 ver;
|
|
UInt32 b;
|
|
UInt32 c;
|
|
UInt32 d;
|
|
} Cx86cpuid;
|
|
|
|
enum
|
|
{
|
|
CPU_FIRM_INTEL,
|
|
CPU_FIRM_AMD,
|
|
CPU_FIRM_VIA
|
|
};
|
|
|
|
Bool x86cpuid_CheckAndRead(Cx86cpuid *p);
|
|
int x86cpuid_GetFirm(const Cx86cpuid *p);
|
|
|
|
#define x86cpuid_GetFamily(p) (((p)->ver >> 8) & 0xFF00F)
|
|
#define x86cpuid_GetModel(p) (((p)->ver >> 4) & 0xF00F)
|
|
#define x86cpuid_GetStepping(p) ((p)->ver & 0xF)
|
|
|
|
Bool CPU_Is_InOrder();
|
|
Bool CPU_Is_Aes_Supported();
|
|
|
|
#endif
|
|
|
|
EXTERN_C_END
|
|
|
|
#endif
|