1/** @file 2 Processor or Compiler specific defines and types for IA-32 architecture. 3 4Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR> 5This program and the accompanying materials are licensed and made available under 6the terms and conditions of the BSD License that accompanies this distribution. 7The full text of the license may be found at 8http://opensource.org/licenses/bsd-license.php. 9 10THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 11WITHOUT 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 using the correct packing rules per EFI specification 25// 26#if !defined(__GNUC__) 27#pragma pack() 28#endif 29 30#if defined(__INTEL_COMPILER) 31// 32// Disable ICC's remark #869: "Parameter" was never referenced warning. 33// This is legal ANSI C code so we disable the remark that is turned on with -Wall 34// 35#pragma warning ( disable : 869 ) 36 37// 38// Disable ICC's remark #1418: external function definition with no prior declaration. 39// This is legal ANSI C code so we disable the remark that is turned on with /W4 40// 41#pragma warning ( disable : 1418 ) 42 43// 44// Disable ICC's remark #1419: external declaration in primary source file 45// This is legal ANSI C code so we disable the remark that is turned on with /W4 46// 47#pragma warning ( disable : 1419 ) 48 49// 50// Disable ICC's remark #593: "Variable" was set but never used. 51// This is legal ANSI C code so we disable the remark that is turned on with /W4 52// 53#pragma warning ( disable : 593 ) 54 55#endif 56 57 58#if defined(_MSC_EXTENSIONS) 59 60// 61// Disable warning that make it impossible to compile at /W4 62// This only works for Microsoft* tools 63// 64 65// 66// Disabling bitfield type checking warnings. 67// 68#pragma warning ( disable : 4214 ) 69 70// 71// Disabling the unreferenced formal parameter warnings. 72// 73#pragma warning ( disable : 4100 ) 74 75// 76// Disable slightly different base types warning as CHAR8 * can not be set 77// to a constant string. 78// 79#pragma warning ( disable : 4057 ) 80 81// 82// ASSERT(FALSE) or while (TRUE) are legal constructs so suppress this warning 83// 84#pragma warning ( disable : 4127 ) 85 86// 87// This warning is caused by functions defined but not used. For precompiled header only. 88// 89#pragma warning ( disable : 4505 ) 90 91// 92// This warning is caused by empty (after preprocessing) source file. For precompiled header only. 93// 94#pragma warning ( disable : 4206 ) 95 96#if _MSC_VER == 1800 || _MSC_VER == 1900 97 98// 99// Disable these warnings for VS2013. 100// 101 102// 103// This warning is for potentially uninitialized local variable, and it may cause false 104// positive issues in VS2013 and VS2015 build 105// 106#pragma warning ( disable : 4701 ) 107 108// 109// This warning is for potentially uninitialized local pointer variable, and it may cause 110// false positive issues in VS2013 and VS2015 build 111// 112#pragma warning ( disable : 4703 ) 113 114#endif 115 116#endif 117 118 119#if defined(_MSC_EXTENSIONS) 120 121 // 122 // use Microsoft C compiler dependent integer width types 123 // 124 125 /// 126 /// 8-byte unsigned value. 127 /// 128 typedef unsigned __int64 UINT64; 129 /// 130 /// 8-byte signed value. 131 /// 132 typedef __int64 INT64; 133 /// 134 /// 4-byte unsigned value. 135 /// 136 typedef unsigned __int32 UINT32; 137 /// 138 /// 4-byte signed value. 139 /// 140 typedef __int32 INT32; 141 /// 142 /// 2-byte unsigned value. 143 /// 144 typedef unsigned short UINT16; 145 /// 146 /// 2-byte Character. Unless otherwise specified all strings are stored in the 147 /// UTF-16 encoding format as defined by Unicode 2.1 and ISO/IEC 10646 standards. 148 /// 149 typedef unsigned short CHAR16; 150 /// 151 /// 2-byte signed value. 152 /// 153 typedef short INT16; 154 /// 155 /// Logical Boolean. 1-byte value containing 0 for FALSE or a 1 for TRUE. Other 156 /// values are undefined. 157 /// 158 typedef unsigned char BOOLEAN; 159 /// 160 /// 1-byte unsigned value. 161 /// 162 typedef unsigned char UINT8; 163 /// 164 /// 1-byte Character. 165 /// 166 typedef char CHAR8; 167 /// 168 /// 1-byte signed value. 169 /// 170 typedef signed char INT8; 171#else 172 /// 173 /// 8-byte unsigned value. 174 /// 175 typedef unsigned long long UINT64; 176 /// 177 /// 8-byte signed value. 178 /// 179 typedef long long INT64; 180 /// 181 /// 4-byte unsigned value. 182 /// 183 typedef unsigned int UINT32; 184 /// 185 /// 4-byte signed value. 186 /// 187 typedef int INT32; 188 /// 189 /// 2-byte unsigned value. 190 /// 191 typedef unsigned short UINT16; 192 /// 193 /// 2-byte Character. Unless otherwise specified all strings are stored in the 194 /// UTF-16 encoding format as defined by Unicode 2.1 and ISO/IEC 10646 standards. 195 /// 196 typedef unsigned short CHAR16; 197 /// 198 /// 2-byte signed value. 199 /// 200 typedef short INT16; 201 /// 202 /// Logical Boolean. 1-byte value containing 0 for FALSE or a 1 for TRUE. Other 203 /// values are undefined. 204 /// 205 typedef unsigned char BOOLEAN; 206 /// 207 /// 1-byte unsigned value. 208 /// 209 typedef unsigned char UINT8; 210 /// 211 /// 1-byte Character 212 /// 213 typedef char CHAR8; 214 /// 215 /// 1-byte signed value 216 /// 217 typedef signed char INT8; 218#endif 219 220/// 221/// Unsigned value of native width. (4 bytes on supported 32-bit processor instructions; 222/// 8 bytes on supported 64-bit processor instructions.) 223/// 224typedef UINT32 UINTN; 225/// 226/// Signed value of native width. (4 bytes on supported 32-bit processor instructions; 227/// 8 bytes on supported 64-bit processor instructions.) 228/// 229typedef INT32 INTN; 230 231// 232// Processor specific defines 233// 234 235/// 236/// A value of native width with the highest bit set. 237/// 238#define MAX_BIT 0x80000000 239/// 240/// A value of native width with the two highest bits set. 241/// 242#define MAX_2_BITS 0xC0000000 243 244/// 245/// Maximum legal IA-32 address. 246/// 247#define MAX_ADDRESS 0xFFFFFFFF 248 249/// 250/// Maximum legal IA-32 INTN and UINTN values. 251/// 252#define MAX_INTN ((INTN)0x7FFFFFFF) 253#define MAX_UINTN ((UINTN)0xFFFFFFFF) 254 255/// 256/// The stack alignment required for IA-32. 257/// 258#define CPU_STACK_ALIGNMENT sizeof(UINTN) 259 260// 261// Modifier to ensure that all protocol member functions and EFI intrinsics 262// use the correct C calling convention. All protocol member functions and 263// EFI intrinsics are required to modify their member functions with EFIAPI. 264// 265#ifdef EFIAPI 266 /// 267 /// If EFIAPI is already defined, then we use that definition. 268 /// 269#elif defined(_MSC_EXTENSIONS) 270 /// 271 /// Microsoft* compiler specific method for EFIAPI calling convention. 272 /// 273 #define EFIAPI __cdecl 274#elif defined(__GNUC__) 275 /// 276 /// GCC specific method for EFIAPI calling convention. 277 /// 278 #define EFIAPI __attribute__((cdecl)) 279#else 280 /// 281 /// The default for a non Microsoft* or GCC compiler is to assume the EFI ABI 282 /// is the standard. 283 /// 284 #define EFIAPI 285#endif 286 287#if defined(__GNUC__) 288 /// 289 /// For GNU assembly code, .global or .globl can declare global symbols. 290 /// Define this macro to unify the usage. 291 /// 292 #define ASM_GLOBAL .globl 293#endif 294 295/** 296 Return the pointer to the first instruction of a function given a function pointer. 297 On IA-32 CPU architectures, these two pointer values are the same, 298 so the implementation of this macro is very simple. 299 300 @param FunctionPointer A pointer to a function. 301 302 @return The pointer to the first instruction of a function given a function pointer. 303 304**/ 305#define FUNCTION_ENTRY_POINT(FunctionPointer) (VOID *)(UINTN)(FunctionPointer) 306 307#ifndef __USER_LABEL_PREFIX__ 308#define __USER_LABEL_PREFIX__ _ 309#endif 310 311#endif 312 313