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 **/
  14
  15 #ifndef __PROCESSOR_BIND_H__
  16 #define __PROCESSOR_BIND_H__
  17
  18 //
  19 // Define the processor type so other code can make processor based choices
  20 //
  21 #define MDE_CPU_IA32
  22
  23 //
  24 // Make sure we are useing the correct packing rules per EFI specification
  25 //
  26 #ifndef __GNUC__
  27 #pragma pack()
  28 #endif
  29
  30 #if _MSC_EXTENSIONS
  31
  32 //
  33 // Disable warning that make it impossible to compile at /W4
  34 // This only works for Microsoft* tools
  35 //
  36
  37 //
  38 // Disabling bitfield type checking warnings.
  39 //
  40 #pragma warning ( disable : 4214 )
  41
  42 //
  43 // Disabling the unreferenced formal parameter warnings.
  44 //
  45 #pragma warning ( disable : 4100 )
  46
  47 //
  48 // Disable slightly different base types warning as CHAR8 * can not be set
  49 // to a constant string.
  50 //
  51 #pragma warning ( disable : 4057 )
  52
  53 //
  54 // ASSERT(FALSE) or while (TRUE) are legal constructes so supress this warning
  55 //
  56 #pragma warning ( disable : 4127 )
  57
  58 //
  59 // This warning is caused by functions defined but not used. For precompiled header only.
  60 //
  61 #pragma warning ( disable : 4505 )
  62
  63 //
  64 // This warning is caused by empty (after preprocessing) souce file. For precompiled header only.
  65 //
  66 #pragma warning ( disable : 4206 )
  67
  68 #endif
  69
  70
  71 #if !defined(__GNUC__) && (__STDC_VERSION__ < 199901L)
  72   //
  73   // No ANSI C 2000 stdint.h integer width declarations, so define equivalents
  74   //
  75
  76   #if _MSC_EXTENSIONS
  77
  78     //
  79     // use Microsoft* C complier dependent interger width types
  80     //
  81     typedef unsigned __int64    UINT64;
  82     typedef __int64             INT64;
  83     typedef unsigned __int32    UINT32;
  84     typedef __int32             INT32;
  85     typedef unsigned short      UINT16;
  86     typedef unsigned short      CHAR16;
  87     typedef short               INT16;
  88     typedef unsigned char       BOOLEAN;
  89     typedef unsigned char       UINT8;
  90     typedef char                CHAR8;
  91     typedef char                INT8;
  92   #else
  93
  94     //
  95     // Assume standard IA-32 alignment.
  96     // Need to check portability of long long
  97     //
  98     typedef unsigned long long  UINT64;
  99     typedef long long           INT64;
 100     typedef unsigned int        UINT32;
 101     typedef int                 INT32;
 102     typedef unsigned short      UINT16;
 103     typedef unsigned short      CHAR16;
 104     typedef short               INT16;
 105     typedef unsigned char       BOOLEAN;
 106     typedef unsigned char       UINT8;
 107     typedef char                CHAR8;
 108     typedef char                INT8;
 109   #endif
 110
 111   #define UINT8_MAX 0xff
 112
 113 #else
 114   //
 115   // Use ANSI C 2000 stdint.h integer width declarations
 116   //
 117   #include "stdint.h"
 118   typedef uint8_t   BOOLEAN;
 119   typedef int8_t    INT8;
 120   typedef uint8_t   UINT8;
 121   typedef int16_t   INT16;
 122   typedef uint16_t  UINT16;
 123   typedef int32_t   INT32;
 124   typedef uint32_t  UINT32;
 125   typedef int64_t   INT64;
 126   typedef uint64_t  UINT64;
 127   typedef char      CHAR8;
 128   typedef uint16_t  CHAR16;
 129
 130 #endif
 131
 132 typedef UINT32  UINTN;
 133 typedef INT32   INTN;
 134
 135
 136 //
 137 // Processor specific defines
 138 //
 139 #define MAX_BIT     0x80000000
 140 #define MAX_2_BITS  0xC0000000
 141
 142 //
 143 // Maximum legal IA-32 address
 144 //
 145 #define MAX_ADDRESS   0xFFFFFFFF
 146
 147 //
 148 // The stack alignment required for IA-32
 149 //
 150 #define CPU_STACK_ALIGNMENT   sizeof(UINTN)
 151
 152 //
 153 // Modifier to ensure that all protocol member functions and EFI intrinsics
 154 // use the correct C calling convention. All protocol member functions and
 155 // EFI intrinsics are required to modify thier member functions with EFIAPI.
 156 //
 157 #if _MSC_EXTENSIONS
 158   //
 159   // Microsoft* compiler requires _EFIAPI useage, __cdecl is Microsoft* specific C.
 160   //
 161   #define EFIAPI __cdecl
 162 #endif
 163
 164 #if __GNUC__
 165   #define EFIAPI __attribute__((cdecl))
 166 #endif
 167
 168 //
 169 // The Microsoft* C compiler can removed references to unreferenced data items
 170 //  if the /OPT:REF linker option is used. We defined a macro as this is a
 171 //  a non standard extension
 172 //
 173 #if _MSC_EXTENSIONS
 174   #define GLOBAL_REMOVE_IF_UNREFERENCED __declspec(selectany)
 175 #else
 176   #define GLOBAL_REMOVE_IF_UNREFERENCED
 177 #endif
 178
 179 #endif
 180