MdePkg/Include/Ia32/ProcessorBind.h

   1 /** @file
   2   Processor or Compiler specific defines and types for x64.
   3
   4   Copyright (c) 2006, Intel Corporation
   5   All rights reserved. This program and the accompanying materials
   6   are licensed and made available under the terms and conditions of the BSD License
   7   which accompanies this distribution.  The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13   Module Name:  ProcessorBind.h
  14
  15 **/
  16
  17 #ifndef __PROCESSOR_BIND_H__
  18 #define __PROCESSOR_BIND_H__
  19
  20 //
  21 // Define the processor type so other code can make processor based choices
  22 //
  23 #define MDE_CPU_IA32
  24
  25 //
  26 // Make sure we are useing the correct packing rules per EFI specification
  27 //
  28 #ifndef __GNUC__
  29 #pragma pack()
  30 #endif
  31
  32 #if _MSC_EXTENSIONS
  33
  34 //
  35 // Disable warning that make it impossible to compile at /W4
  36 // This only works for Microsoft* tools
  37 //
  38
  39 //
  40 // Disabling bitfield type checking warnings.
  41 //
  42 #pragma warning ( disable : 4214 )
  43
  44 //
  45 // Disabling the unreferenced formal parameter warnings.
  46 //
  47 #pragma warning ( disable : 4100 )
  48
  49 //
  50 // Disable slightly different base types warning as CHAR8 * can not be set
  51 // to a constant string.
  52 //
  53 #pragma warning ( disable : 4057 )
  54
  55 //
  56 // ASSERT(FALSE) or while (TRUE) are legal constructes so supress this warning
  57 //
  58 #pragma warning ( disable : 4127 )
  59
  60
  61 #endif
  62
  63
  64 #if !defined(__GNUC__) && (__STDC_VERSION__ < 199901L)
  65   //
  66   // No ANSI C 2000 stdint.h integer width declarations, so define equivalents
  67   //
  68
  69   #if _MSC_EXTENSIONS
  70
  71     //
  72     // use Microsoft* C complier dependent interger width types
  73     //
  74     typedef unsigned __int64    UINT64;
  75     typedef __int64             INT64;
  76     typedef unsigned __int32    UINT32;
  77     typedef __int32             INT32;
  78     typedef unsigned short      UINT16;
  79     typedef unsigned short      CHAR16;
  80     typedef short               INT16;
  81     typedef unsigned char       BOOLEAN;
  82     typedef unsigned char       UINT8;
  83     typedef char                CHAR8;
  84     typedef char                INT8;
  85   #else
  86
  87     //
  88     // Assume standard IA-32 alignment.
  89     // BugBug: Need to check portability of long long
  90     //
  91     typedef unsigned long long  UINT64;
  92     typedef long long           INT64;
  93     typedef unsigned int        UINT32;
  94     typedef int                 INT32;
  95     typedef unsigned short      UINT16;
  96     typedef unsigned short      CHAR16;
  97     typedef short               INT16;
  98     typedef unsigned char       BOOLEAN;
  99     typedef unsigned char       UINT8;
 100     typedef char                CHAR8;
 101     typedef char                INT8;
 102   #endif
 103
 104   #define UINT8_MAX 0xff
 105
 106 #else
 107   //
 108   // Use ANSI C 2000 stdint.h integer width declarations
 109   //
 110   #include "stdint.h"
 111   typedef uint8_t   BOOLEAN;
 112   typedef int8_t    INT8;
 113   typedef uint8_t   UINT8;
 114   typedef int16_t   INT16;
 115   typedef uint16_t  UINT16;
 116   typedef int32_t   INT32;
 117   typedef uint32_t  UINT32;
 118   typedef int64_t   INT64;
 119   typedef uint64_t  UINT64;
 120   typedef char      CHAR8;
 121   typedef uint16_t  CHAR16;
 122
 123 #endif
 124
 125 typedef UINT32  UINTN;
 126 typedef INT32   INTN;
 127
 128
 129 //
 130 // Processor specific defines
 131 //
 132 #define MAX_BIT     0x80000000
 133 #define MAX_2_BITS  0xC0000000
 134
 135 //
 136 // Maximum legal IA-32 address
 137 //
 138 #define MAX_ADDRESS   0xFFFFFFFF
 139
 140 //
 141 // Modifier to ensure that all protocol member functions and EFI intrinsics
 142 // use the correct C calling convention. All protocol member functions and
 143 // EFI intrinsics are required to modify thier member functions with EFIAPI.
 144 //
 145 #if _MSC_EXTENSIONS
 146   //
 147   // Microsoft* compiler requires _EFIAPI useage, __cdecl is Microsoft* specific C.
 148   //
 149   #define EFIAPI __cdecl
 150 #endif
 151
 152 #if __GNUC__
 153   #define EFIAPI __attribute__((cdecl))
 154 #endif
 155
 156 //
 157 // The Microsoft* C compiler can removed references to unreferenced data items
 158 //  if the /OPT:REF linker option is used. We defined a macro as this is a
 159 //  a non standard extension
 160 //
 161 #if _MSC_EXTENSIONS
 162   #define GLOBAL_REMOVE_IF_UNREFERENCED __declspec(selectany)
 163 #else
 164   #define GLOBAL_REMOVE_IF_UNREFERENCED
 165 #endif
 166
 167 #endif