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https://github.com/LongSoft/UEFITool.git
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2e788a8a1a
- files split into common and app-specific ones - messages from parser and finder separated - ffsEngine split into multiple classes to reduce complexity - still no image rebuild
156 lines
3.7 KiB
C
156 lines
3.7 KiB
C
/* CpuArch.h -- CPU specific code
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2010-10-26: Igor Pavlov : Public domain */
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#ifndef __CPU_ARCH_H
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#define __CPU_ARCH_H
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#include "Types.h"
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EXTERN_C_BEGIN
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/*
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MY_CPU_LE means that CPU is LITTLE ENDIAN.
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If MY_CPU_LE is not defined, we don't know about that property of platform (it can be LITTLE ENDIAN).
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MY_CPU_LE_UNALIGN means that CPU is LITTLE ENDIAN and CPU supports unaligned memory accesses.
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If MY_CPU_LE_UNALIGN is not defined, we don't know about these properties of platform.
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*/
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#if defined(_M_X64) || defined(_M_AMD64) || defined(__x86_64__)
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#define MY_CPU_AMD64
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#endif
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#if defined(MY_CPU_AMD64) || defined(_M_IA64)
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#define MY_CPU_64BIT
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#endif
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#if defined(_M_IX86) || defined(__i386__)
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#define MY_CPU_X86
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#endif
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#if defined(MY_CPU_X86) || defined(MY_CPU_AMD64)
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#define MY_CPU_X86_OR_AMD64
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#endif
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#if defined(MY_CPU_X86) || defined(_M_ARM)
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#define MY_CPU_32BIT
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#endif
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#if defined(_WIN32) && defined(_M_ARM)
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#define MY_CPU_ARM_LE
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#endif
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#if defined(_WIN32) && defined(_M_IA64)
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#define MY_CPU_IA64_LE
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#endif
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#if defined(MY_CPU_X86_OR_AMD64)
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#define MY_CPU_LE_UNALIGN
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#endif
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#if defined(MY_CPU_X86_OR_AMD64) || defined(MY_CPU_ARM_LE) || defined(MY_CPU_IA64_LE) || defined(__ARMEL__) || defined(__MIPSEL__) || defined(__LITTLE_ENDIAN__)
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#define MY_CPU_LE
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#endif
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#if defined(__BIG_ENDIAN__)
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#define MY_CPU_BE
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#endif
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#if defined(MY_CPU_LE) && defined(MY_CPU_BE)
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Stop_Compiling_Bad_Endian
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#endif
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#ifdef MY_CPU_LE_UNALIGN
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#define GetUi16(p) (*(const UInt16 *)(p))
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#define GetUi32(p) (*(const UInt32 *)(p))
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#define GetUi64(p) (*(const UInt64 *)(p))
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#define SetUi16(p, d) *(UInt16 *)(p) = (d);
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#define SetUi32(p, d) *(UInt32 *)(p) = (d);
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#define SetUi64(p, d) *(UInt64 *)(p) = (d);
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#else
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#define GetUi16(p) (((const Byte *)(p))[0] | ((UInt16)((const Byte *)(p))[1] << 8))
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#define GetUi32(p) ( \
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((const Byte *)(p))[0] | \
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((UInt32)((const Byte *)(p))[1] << 8) | \
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((UInt32)((const Byte *)(p))[2] << 16) | \
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((UInt32)((const Byte *)(p))[3] << 24))
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#define GetUi64(p) (GetUi32(p) | ((UInt64)GetUi32(((const Byte *)(p)) + 4) << 32))
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#define SetUi16(p, d) { UInt32 _x_ = (d); \
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((Byte *)(p))[0] = (Byte)_x_; \
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((Byte *)(p))[1] = (Byte)(_x_ >> 8); }
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#define SetUi32(p, d) { UInt32 _x_ = (d); \
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((Byte *)(p))[0] = (Byte)_x_; \
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((Byte *)(p))[1] = (Byte)(_x_ >> 8); \
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((Byte *)(p))[2] = (Byte)(_x_ >> 16); \
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((Byte *)(p))[3] = (Byte)(_x_ >> 24); }
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#define SetUi64(p, d) { UInt64 _x64_ = (d); \
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SetUi32(p, (UInt32)_x64_); \
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SetUi32(((Byte *)(p)) + 4, (UInt32)(_x64_ >> 32)); }
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#endif
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#if defined(MY_CPU_LE_UNALIGN) && defined(_WIN64) && (_MSC_VER >= 1300)
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#pragma intrinsic(_byteswap_ulong)
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#pragma intrinsic(_byteswap_uint64)
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#define GetBe32(p) _byteswap_ulong(*(const UInt32 *)(const Byte *)(p))
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#define GetBe64(p) _byteswap_uint64(*(const UInt64 *)(const Byte *)(p))
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#else
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#define GetBe32(p) ( \
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((UInt32)((const Byte *)(p))[0] << 24) | \
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((UInt32)((const Byte *)(p))[1] << 16) | \
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((UInt32)((const Byte *)(p))[2] << 8) | \
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((const Byte *)(p))[3] )
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#define GetBe64(p) (((UInt64)GetBe32(p) << 32) | GetBe32(((const Byte *)(p)) + 4))
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#endif
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#define GetBe16(p) (((UInt16)((const Byte *)(p))[0] << 8) | ((const Byte *)(p))[1])
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#ifdef MY_CPU_X86_OR_AMD64
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typedef struct
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{
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UInt32 maxFunc;
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UInt32 vendor[3];
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UInt32 ver;
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UInt32 b;
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UInt32 c;
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UInt32 d;
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} Cx86cpuid;
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enum
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{
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CPU_FIRM_INTEL,
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CPU_FIRM_AMD,
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CPU_FIRM_VIA
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};
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Bool x86cpuid_CheckAndRead(Cx86cpuid *p);
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int x86cpuid_GetFirm(const Cx86cpuid *p);
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#define x86cpuid_GetFamily(p) (((p)->ver >> 8) & 0xFF00F)
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#define x86cpuid_GetModel(p) (((p)->ver >> 4) & 0xF00F)
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#define x86cpuid_GetStepping(p) ((p)->ver & 0xF)
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Bool CPU_Is_InOrder();
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Bool CPU_Is_Aes_Supported();
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#endif
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EXTERN_C_END
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#endif
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