/** @file | |
Processor or Compiler specific defines and types x64 (Intel(r) EM64T, AMD64). | |
Copyright (c) 2006, Intel Corporation | |
All rights reserved. This program and the accompanying materials | |
are licensed and made available under the terms and conditions of the BSD License | |
which accompanies this distribution. The full text of the license may be found at | |
http://opensource.org/licenses/bsd-license.php | |
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
Module Name: ProcessorBind.h | |
**/ | |
#ifndef __PROCESSOR_BIND_H__ | |
#define __PROCESSOR_BIND_H__ | |
// | |
// Define the processor type so other code can make processor based choices | |
// | |
#define MDE_CPU_X64 | |
// | |
// Make sure we are useing the correct packing rules per EFI specification | |
// | |
#pragma pack() | |
#if _MSC_EXTENSIONS | |
// | |
// Disable warning that make it impossible to compile at /W4 | |
// This only works for Microsoft* tools | |
// | |
// | |
// Disabling bitfield type checking warnings. | |
// | |
#pragma warning ( disable : 4214 ) | |
// | |
// Disabling the unreferenced formal parameter warnings. | |
// | |
#pragma warning ( disable : 4100 ) | |
// | |
// Disable slightly different base types warning as CHAR8 * can not be set | |
// to a constant string. | |
// | |
#pragma warning ( disable : 4057 ) | |
// | |
// ASSERT(FALSE) or while (TRUE) are legal constructes so supress this warning | |
// | |
#pragma warning ( disable : 4127 ) | |
#endif | |
#if (__STDC_VERSION__ < 199901L) | |
// | |
// No ANSI C 2000 stdint.h integer width declarations, so define equivalents | |
// | |
#if _MSC_EXTENSIONS | |
// | |
// use Microsoft C complier dependent interger width types | |
// | |
typedef unsigned __int64 UINT64; | |
typedef __int64 INT64; | |
typedef unsigned __int32 UINT32; | |
typedef __int32 INT32; | |
typedef unsigned short UINT16; | |
typedef unsigned short CHAR16; | |
typedef short INT16; | |
typedef unsigned char BOOLEAN; | |
typedef unsigned char UINT8; | |
typedef char CHAR8; | |
typedef char INT8; | |
#else | |
#ifdef _EFI_P64 | |
// | |
// P64 - is Intel Itanium(TM) speak for pointers being 64-bit and longs and ints | |
// are 32-bits | |
// | |
typedef unsigned long long UINT64; | |
typedef long long INT64; | |
typedef unsigned int UINT32; | |
typedef int INT32; | |
typedef unsigned short CHAR16; | |
typedef unsigned short UINT16; | |
typedef short INT16; | |
typedef unsigned char BOOLEAN; | |
typedef unsigned char UINT8; | |
typedef char CHAR8; | |
typedef char INT8; | |
#else | |
// | |
// Assume LP64 - longs and pointers are 64-bit. Ints are 32-bit. | |
// | |
typedef unsigned long UINT64; | |
typedef long INT64; | |
typedef unsigned int UINT32; | |
typedef int INT32; | |
typedef unsigned short UINT16; | |
typedef unsigned short CHAR16; | |
typedef short INT16; | |
typedef unsigned char BOOLEAN; | |
typedef unsigned char UINT8; | |
typedef char CHAR8; | |
typedef char INT8; | |
#endif | |
#endif | |
#define UINT8_MAX 0xff | |
#else | |
// | |
// Use ANSI C 2000 stdint.h integer width declarations | |
// | |
#include <stdint.h> | |
typedef uint8_t BOOLEAN; | |
typedef int8_t INT8; | |
typedef uint8_t UINT8; | |
typedef int16_t INT16; | |
typedef uint16_t UINT16; | |
typedef int32_t INT32; | |
typedef uint32_t UINT32; | |
typedef int64_t INT64; | |
typedef uint64_t UINT64; | |
typedef char CHAR8; | |
typedef uint16_t CHAR16; | |
#endif | |
typedef UINT64 UINTN; | |
typedef INT64 INTN; | |
// | |
// Processor specific defines | |
// | |
#define MAX_BIT 0x8000000000000000 | |
#define MAX_2_BITS 0xC000000000000000 | |
// | |
// Maximum legal Itanium-based address | |
// | |
#define MAX_ADDRESS 0xFFFFFFFFFFFFFFFF | |
// | |
// Modifier to ensure that all protocol member functions and EFI intrinsics | |
// use the correct C calling convention. All protocol member functions and | |
// EFI intrinsics are required to modify thier member functions with EFIAPI. | |
// | |
#if _MSC_EXTENSIONS | |
/// | |
/// Define the standard calling convention reguardless of optimization level. | |
/// __cdecl is Microsoft* specific C extension. | |
/// | |
#define EFIAPI __cdecl | |
#elif __GNUC__ | |
/// | |
/// Define the standard calling convention reguardless of optimization level. | |
/// efidecl is an extension to GCC that supports the differnece between x64 | |
/// GCC ABI and x64 Microsoft* ABI. EFI is closer to the Microsoft* ABI and | |
/// EFIAPI makes sure the right ABI is used for public interfaces. | |
/// eficecl is a work in progress and we do not yet have the compiler | |
/// | |
#define EFIAPI __attribute__((efidecl)) | |
#else | |
#define EFIAPI | |
#endif | |
// | |
// The Microsoft* C compiler can removed references to unreferenced data items | |
// if the /OPT:REF linker option is used. We defined a macro as this is a | |
// a non standard extension | |
// | |
#if _MSC_EXTENSIONS | |
#define GLOBAL_REMOVE_IF_UNREFERENCED __declspec(selectany) | |
#else | |
#define GLOBAL_REMOVE_IF_UNREFERENCED | |
#endif | |
#endif | |