MdePkg/Include/Ipf/ProcessorBind.h

   1 /** @file
   2   Processor or Compiler specific defines and types for Intel Itanium(TM).
   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 //
  22 // Define the processor type so other code can make processor based choices
  23 //
  24 #define MDE_CPU_IPF
  25
  26
  27 //
  28 // Make sure we are useing the correct packing rules per EFI specification
  29 //
  30 #pragma pack()
  31
  32
  33 #if _MSC_EXTENSIONS
  34
  35 //
  36 // Disable warning that make it impossible to compile at /W4
  37 // This only works for Microsoft tools. Copied from the
  38 // IA-32 version of efibind.h
  39 //
  40
  41 //
  42 // Disabling bitfield type checking warnings.
  43 //
  44 #pragma warning ( disable : 4214 )
  45
  46
  47 // Disabling the unreferenced formal parameter warnings.
  48 //
  49 #pragma warning ( disable : 4100 )
  50
  51 //
  52 // Disable slightly different base types warning as CHAR8 * can not be set
  53 // to a constant string.
  54 //
  55 #pragma warning ( disable : 4057 )
  56
  57 //
  58 // ASSERT(FALSE) or while (TRUE) are legal constructes so supress this warning
  59 //
  60 #pragma warning ( disable : 4127 )
  61
  62 //
  63 // Can not cast a function pointer to a data pointer. We need to do this on
  64 // IPF to get access to the PLABEL.
  65 //
  66 #pragma warning ( disable : 4514 )
  67
  68 //
  69 // This warning is caused by functions defined but not used. For precompiled header only.
  70 //
  71 #pragma warning ( disable : 4505 )
  72
  73 //
  74 // This warning is caused by empty (after preprocessing) souce file. For precompiled header only.
  75 //
  76 #pragma warning ( disable : 4206 )
  77
  78 #endif
  79
  80
  81 #if (__STDC_VERSION__ < 199901L)
  82   //
  83   // No ANSI C 2000 stdint.h integer width declarations, so define equivalents
  84   //
  85
  86   #if _MSC_EXTENSIONS
  87
  88
  89     //
  90     // use Microsoft C complier dependent interger width types
  91     //
  92     typedef unsigned __int64    UINT64;
  93     typedef __int64             INT64;
  94     typedef unsigned __int32    UINT32;
  95     typedef __int32             INT32;
  96     typedef unsigned short      UINT16;
  97     typedef unsigned short      CHAR16;
  98     typedef short               INT16;
  99     typedef unsigned char       BOOLEAN;
 100     typedef unsigned char       UINT8;
 101     typedef char                CHAR8;
 102     typedef char                INT8;
 103   #else
 104     #ifdef _EFI_P64
 105       //
 106       // P64 - is Intel Itanium(TM) speak for pointers being 64-bit and longs and ints
 107       //  are 32-bits
 108       //
 109       typedef unsigned long long  UINT64;
 110       typedef long long           INT64;
 111       typedef unsigned int        UINT32;
 112       typedef int                 INT32;
 113       typedef unsigned short      CHAR16;
 114       typedef unsigned short      UINT16;
 115       typedef short               INT16;
 116       typedef unsigned char       BOOLEAN;
 117       typedef unsigned char       UINT8;
 118       typedef char                CHAR8;
 119       typedef char                INT8;
 120     #else
 121       //
 122       // Assume LP64 - longs and pointers are 64-bit. Ints are 32-bit.
 123       //
 124       typedef unsigned long   UINT64;
 125       typedef long            INT64;
 126       typedef unsigned int    UINT32;
 127       typedef int             INT32;
 128       typedef unsigned short  UINT16;
 129       typedef unsigned short  CHAR16;
 130       typedef short           INT16;
 131       typedef unsigned char   BOOLEAN;
 132       typedef unsigned char   UINT8;
 133       typedef char            CHAR8;
 134       typedef char            INT8;
 135     #endif
 136   #endif
 137
 138   #define UINT8_MAX 0xff
 139
 140 #else
 141   //
 142   // Use ANSI C 2000 stdint.h integer width declarations
 143   //
 144   #include <stdint.h>
 145   typedef uint8_t   BOOLEAN;
 146   typedef int8_t    INT8;
 147   typedef uint8_t   UINT8;
 148   typedef int16_t   INT16;
 149   typedef uint16_t  UINT16;
 150   typedef int32_t   INT32;
 151   typedef uint32_t  UINT32;
 152   typedef int64_t   INT64;
 153   typedef uint64_t  UINT64;
 154   typedef char      CHAR8;
 155   typedef uint16_t  CHAR16;
 156
 157 #endif
 158
 159 typedef UINT64  UINTN;
 160 typedef INT64   INTN;
 161
 162
 163 //
 164 // Processor specific defines
 165 //
 166 #define MAX_BIT     0x8000000000000000ULL
 167 #define MAX_2_BITS  0xC000000000000000ULL
 168
 169 //
 170 // Maximum legal Itanium-based address
 171 //
 172 #define MAX_ADDRESS   0xFFFFFFFFFFFFFFFFULL
 173
 174 //
 175 // Per the Itanium Software Conventions and Runtime Architecture Guide,
 176 // section 3.3.4, IPF stack must always be 16-byte aligned.
 177 //
 178 #define CPU_STACK_ALIGNMENT   16
 179
 180 //
 181 // Modifier to ensure that all protocol member functions and EFI intrinsics
 182 // use the correct C calling convention. All protocol member functions and
 183 // EFI intrinsics are required to modify thier member functions with EFIAPI.
 184 //
 185 #if _MSC_EXTENSIONS
 186   //
 187   // Microsoft* compiler requires _EFIAPI useage, __cdecl is Microsoft* specific C.
 188   //
 189   #define EFIAPI __cdecl
 190 #else
 191   #define EFIAPI
 192 #endif
 193
 194 //
 195 // The Microsoft* C compiler can removed references to unreferenced data items
 196 //  if the /OPT:REF linker option is used. We defined a macro as this is a
 197 //  a non standard extension
 198 //
 199 #define GLOBAL_REMOVE_IF_UNREFERENCED
 200
 201 //
 202 // A pointer to a function in IPF points to a plabel.
 203 //
 204 typedef struct {
 205   UINT64  EntryPoint;
 206   UINT64  GP;
 207 } EFI_PLABEL;
 208
 209 typedef struct {
 210   UINTN BootPhase;      // entry r20 value
 211   UINTN UniqueId;       // PAL arbitration ID
 212   UINTN HealthStat;     // Health Status
 213   UINTN PALRetAddress;  // return address to PAL
 214 } IPF_HANDOFF_STATUS;
 215
 216 #endif
 217