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2 Processor or Compiler specific defines and types x64 (Intel(r) EM64T, AMD64).
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
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.
13 Module Name: ProcessorBind.h
17 #ifndef __PROCESSOR_BIND_H__
18 #define __PROCESSOR_BIND_H__
21 // Define the processor type so other code can make processor based choices
27 // Make sure we are useing the correct packing rules per EFI specification
35 // Disable warning that make it impossible to compile at /W4
36 // This only works for Microsoft* tools
40 // Disabling bitfield type checking warnings.
42 #pragma warning ( disable : 4214 )
45 // Disabling the unreferenced formal parameter warnings.
47 #pragma warning ( disable : 4100 )
50 // Disable slightly different base types warning as CHAR8 * can not be set
51 // to a constant string.
53 #pragma warning ( disable : 4057 )
56 // ASSERT(FALSE) or while (TRUE) are legal constructes so supress this warning
58 #pragma warning ( disable : 4127 )
61 // This warning is caused by functions defined but not used. For precompiled header only.
63 #pragma warning ( disable : 4505 )
66 // This warning is caused by empty (after preprocessing) souce file. For precompiled header only.
68 #pragma warning ( disable : 4206 )
73 #if (__STDC_VERSION__ < 199901L)
75 // No ANSI C 2000 stdint.h integer width declarations, so define equivalents
82 // use Microsoft C complier dependent interger width types
84 typedef unsigned __int64 UINT64
;
85 typedef __int64 INT64
;
86 typedef unsigned __int32 UINT32
;
87 typedef __int32 INT32
;
88 typedef unsigned short UINT16
;
89 typedef unsigned short CHAR16
;
91 typedef unsigned char BOOLEAN
;
92 typedef unsigned char UINT8
;
98 // P64 - is Intel Itanium(TM) speak for pointers being 64-bit and longs and ints
101 typedef unsigned long long UINT64
;
102 typedef long long INT64
;
103 typedef unsigned int UINT32
;
105 typedef unsigned short CHAR16
;
106 typedef unsigned short UINT16
;
108 typedef unsigned char BOOLEAN
;
109 typedef unsigned char UINT8
;
114 // Assume LP64 - longs and pointers are 64-bit. Ints are 32-bit.
116 typedef unsigned long UINT64
;
118 typedef unsigned int UINT32
;
120 typedef unsigned short UINT16
;
121 typedef unsigned short CHAR16
;
123 typedef unsigned char BOOLEAN
;
124 typedef unsigned char UINT8
;
130 #define UINT8_MAX 0xff
134 // Use ANSI C 2000 stdint.h integer width declarations
137 typedef uint8_t BOOLEAN
;
139 typedef uint8_t UINT8
;
140 typedef int16_t INT16
;
141 typedef uint16_t UINT16
;
142 typedef int32_t INT32
;
143 typedef uint32_t UINT32
;
144 typedef int64_t INT64
;
145 typedef uint64_t UINT64
;
147 typedef uint16_t CHAR16
;
151 typedef UINT64 UINTN
;
156 // Processor specific defines
158 #define MAX_BIT 0x8000000000000000ULL
159 #define MAX_2_BITS 0xC000000000000000ULL
162 // Maximum legal X64 address
164 #define MAX_ADDRESS 0xFFFFFFFFFFFFFFFFULL
167 // The stack alignment required for X64
169 #define CPU_STACK_ALIGNMENT 16
172 // Modifier to ensure that all protocol member functions and EFI intrinsics
173 // use the correct C calling convention. All protocol member functions and
174 // EFI intrinsics are required to modify thier member functions with EFIAPI.
178 /// Define the standard calling convention reguardless of optimization level.
179 /// __cdecl is Microsoft* specific C extension.
181 #define EFIAPI __cdecl
184 /// Define the standard calling convention reguardless of optimization level.
185 /// The GCC support assumes a GCC compiler that supports the EFI ABI. The EFI
186 /// ABI is much closer to the x64 Microsoft* ABI than standard x64 (x86-64)
187 /// GCC ABI. Thus a standard x64 (x86-64) GCC compiler can not be used for
188 /// x64. Warning the assembly code in the MDE x64 does not follow the correct
189 /// ABI for the standard x64 (x86-64) GCC.
194 /// The default for a non Microsoft* or GCC compiler is to assume the EFI ABI
201 // The Microsoft* C compiler can removed references to unreferenced data items
202 // if the /OPT:REF linker option is used. We defined a macro as this is a
203 // a non standard extension
206 #define GLOBAL_REMOVE_IF_UNREFERENCED __declspec(selectany)
208 #define GLOBAL_REMOVE_IF_UNREFERENCED