1 /****************************************************************************** 2 * 3 * Name: acefi.h - OS specific defines, etc. 4 * 5 *****************************************************************************/ 6 7 /****************************************************************************** 8 * 9 * 1. Copyright Notice 10 * 11 * Some or all of this work - Copyright (c) 1999 - 2018, Intel Corp. 12 * All rights reserved. 13 * 14 * 2. License 15 * 16 * 2.1. This is your license from Intel Corp. under its intellectual property 17 * rights. You may have additional license terms from the party that provided 18 * you this software, covering your right to use that party's intellectual 19 * property rights. 20 * 21 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 22 * copy of the source code appearing in this file ("Covered Code") an 23 * irrevocable, perpetual, worldwide license under Intel's copyrights in the 24 * base code distributed originally by Intel ("Original Intel Code") to copy, 25 * make derivatives, distribute, use and display any portion of the Covered 26 * Code in any form, with the right to sublicense such rights; and 27 * 28 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 29 * license (with the right to sublicense), under only those claims of Intel 30 * patents that are infringed by the Original Intel Code, to make, use, sell, 31 * offer to sell, and import the Covered Code and derivative works thereof 32 * solely to the minimum extent necessary to exercise the above copyright 33 * license, and in no event shall the patent license extend to any additions 34 * to or modifications of the Original Intel Code. No other license or right 35 * is granted directly or by implication, estoppel or otherwise; 36 * 37 * The above copyright and patent license is granted only if the following 38 * conditions are met: 39 * 40 * 3. Conditions 41 * 42 * 3.1. Redistribution of Source with Rights to Further Distribute Source. 43 * Redistribution of source code of any substantial portion of the Covered 44 * Code or modification with rights to further distribute source must include 45 * the above Copyright Notice, the above License, this list of Conditions, 46 * and the following Disclaimer and Export Compliance provision. In addition, 47 * Licensee must cause all Covered Code to which Licensee contributes to 48 * contain a file documenting the changes Licensee made to create that Covered 49 * Code and the date of any change. Licensee must include in that file the 50 * documentation of any changes made by any predecessor Licensee. Licensee 51 * must include a prominent statement that the modification is derived, 52 * directly or indirectly, from Original Intel Code. 53 * 54 * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 55 * Redistribution of source code of any substantial portion of the Covered 56 * Code or modification without rights to further distribute source must 57 * include the following Disclaimer and Export Compliance provision in the 58 * documentation and/or other materials provided with distribution. In 59 * addition, Licensee may not authorize further sublicense of source of any 60 * portion of the Covered Code, and must include terms to the effect that the 61 * license from Licensee to its licensee is limited to the intellectual 62 * property embodied in the software Licensee provides to its licensee, and 63 * not to intellectual property embodied in modifications its licensee may 64 * make. 65 * 66 * 3.3. Redistribution of Executable. Redistribution in executable form of any 67 * substantial portion of the Covered Code or modification must reproduce the 68 * above Copyright Notice, and the following Disclaimer and Export Compliance 69 * provision in the documentation and/or other materials provided with the 70 * distribution. 71 * 72 * 3.4. Intel retains all right, title, and interest in and to the Original 73 * Intel Code. 74 * 75 * 3.5. Neither the name Intel nor any other trademark owned or controlled by 76 * Intel shall be used in advertising or otherwise to promote the sale, use or 77 * other dealings in products derived from or relating to the Covered Code 78 * without prior written authorization from Intel. 79 * 80 * 4. Disclaimer and Export Compliance 81 * 82 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 83 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 84 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 85 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 86 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 87 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 88 * PARTICULAR PURPOSE. 89 * 90 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 91 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 92 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 93 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 94 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 95 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 96 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 97 * LIMITED REMEDY. 98 * 99 * 4.3. Licensee shall not export, either directly or indirectly, any of this 100 * software or system incorporating such software without first obtaining any 101 * required license or other approval from the U. S. Department of Commerce or 102 * any other agency or department of the United States Government. In the 103 * event Licensee exports any such software from the United States or 104 * re-exports any such software from a foreign destination, Licensee shall 105 * ensure that the distribution and export/re-export of the software is in 106 * compliance with all laws, regulations, orders, or other restrictions of the 107 * U.S. Export Administration Regulations. Licensee agrees that neither it nor 108 * any of its subsidiaries will export/re-export any technical data, process, 109 * software, or service, directly or indirectly, to any country for which the 110 * United States government or any agency thereof requires an export license, 111 * other governmental approval, or letter of assurance, without first obtaining 112 * such license, approval or letter. 113 * 114 ***************************************************************************** 115 * 116 * Alternatively, you may choose to be licensed under the terms of the 117 * following license: 118 * 119 * Redistribution and use in source and binary forms, with or without 120 * modification, are permitted provided that the following conditions 121 * are met: 122 * 1. Redistributions of source code must retain the above copyright 123 * notice, this list of conditions, and the following disclaimer, 124 * without modification. 125 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 126 * substantially similar to the "NO WARRANTY" disclaimer below 127 * ("Disclaimer") and any redistribution must be conditioned upon 128 * including a substantially similar Disclaimer requirement for further 129 * binary redistribution. 130 * 3. Neither the names of the above-listed copyright holders nor the names 131 * of any contributors may be used to endorse or promote products derived 132 * from this software without specific prior written permission. 133 * 134 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 135 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 136 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 137 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 138 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 139 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 140 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 141 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 142 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 143 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 144 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 145 * 146 * Alternatively, you may choose to be licensed under the terms of the 147 * GNU General Public License ("GPL") version 2 as published by the Free 148 * Software Foundation. 149 * 150 *****************************************************************************/ 151 152 #ifndef __ACEFI_H__ 153 #define __ACEFI_H__ 154 155 /* 156 * Single threaded environment where Mutex/Event/Sleep are fake. This model is 157 * sufficient for pre-boot AcpiExec. 158 */ 159 #ifndef DEBUGGER_THREADING 160 #define DEBUGGER_THREADING DEBUGGER_SINGLE_THREADED 161 #endif /* !DEBUGGER_THREADING */ 162 163 /* EDK2 EFI environemnt */ 164 165 #if defined(_EDK2_EFI) 166 167 #ifdef USE_STDLIB 168 #define ACPI_USE_STANDARD_HEADERS 169 #define ACPI_USE_SYSTEM_CLIBRARY 170 #define ACPI_USE_NATIVE_DIVIDE 171 #define ACPI_USE_NATIVE_MATH64 172 #endif 173 174 #endif 175 176 #if defined(__x86_64__) 177 #if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7)) 178 #define USE_MS_ABI 1 179 #endif 180 #endif 181 182 #ifdef _MSC_EXTENSIONS 183 #define ACPI_EFI_API __cdecl 184 #elif USE_MS_ABI 185 #define ACPI_EFI_API __attribute__((ms_abi)) 186 #else 187 #define ACPI_EFI_API 188 #endif 189 190 #define VOID void 191 192 #if defined(__ia64__) || defined(__x86_64__) 193 194 #define ACPI_MACHINE_WIDTH 64 195 196 #if defined(__x86_64__) 197 198 /* for x86_64, EFI_FUNCTION_WRAPPER must be defined */ 199 200 #ifndef USE_MS_ABI 201 #define USE_EFI_FUNCTION_WRAPPER 202 #endif 203 204 #ifdef _MSC_EXTENSIONS 205 #pragma warning ( disable : 4731 ) /* Suppress warnings about modification of EBP */ 206 #endif 207 208 #endif 209 210 #ifndef USE_STDLIB 211 #define UINTN uint64_t 212 #define INTN int64_t 213 #endif 214 215 #define ACPI_EFI_ERR(a) (0x8000000000000000 | a) 216 217 #else 218 219 #define ACPI_MACHINE_WIDTH 32 220 221 #ifndef USE_STDLIB 222 #define UINTN uint32_t 223 #define INTN int32_t 224 #endif 225 226 #define ACPI_EFI_ERR(a) (0x80000000 | a) 227 228 #endif 229 230 #define CHAR16 uint16_t 231 232 #ifdef USE_EFI_FUNCTION_WRAPPER 233 #define __VA_NARG__(...) \ 234 __VA_NARG_(_0, ## __VA_ARGS__, __RSEQ_N()) 235 #define __VA_NARG_(...) \ 236 __VA_ARG_N(__VA_ARGS__) 237 #define __VA_ARG_N( \ 238 _0,_1,_2,_3,_4,_5,_6,_7,_8,_9,_10,N,...) N 239 #define __RSEQ_N() \ 240 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 241 242 #define __VA_ARG_NSUFFIX__(prefix,...) \ 243 __VA_ARG_NSUFFIX_N(prefix, __VA_NARG__(__VA_ARGS__)) 244 #define __VA_ARG_NSUFFIX_N(prefix,nargs) \ 245 __VA_ARG_NSUFFIX_N_(prefix, nargs) 246 #define __VA_ARG_NSUFFIX_N_(prefix,nargs) \ 247 prefix ## nargs 248 249 /* Prototypes of EFI cdecl -> stdcall trampolines */ 250 251 UINT64 efi_call0(void *func); 252 UINT64 efi_call1(void *func, UINT64 arg1); 253 UINT64 efi_call2(void *func, UINT64 arg1, UINT64 arg2); 254 UINT64 efi_call3(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3); 255 UINT64 efi_call4(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, 256 UINT64 arg4); 257 UINT64 efi_call5(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, 258 UINT64 arg4, UINT64 arg5); 259 UINT64 efi_call6(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, 260 UINT64 arg4, UINT64 arg5, UINT64 arg6); 261 UINT64 efi_call7(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, 262 UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7); 263 UINT64 efi_call8(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, 264 UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7, 265 UINT64 arg8); 266 UINT64 efi_call9(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, 267 UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7, 268 UINT64 arg8, UINT64 arg9); 269 UINT64 efi_call10(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, 270 UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7, 271 UINT64 arg8, UINT64 arg9, UINT64 arg10); 272 273 /* Front-ends to efi_callX to avoid compiler warnings */ 274 275 #define _cast64_efi_call0(f) \ 276 efi_call0(f) 277 #define _cast64_efi_call1(f,a1) \ 278 efi_call1(f, (UINT64)(a1)) 279 #define _cast64_efi_call2(f,a1,a2) \ 280 efi_call2(f, (UINT64)(a1), (UINT64)(a2)) 281 #define _cast64_efi_call3(f,a1,a2,a3) \ 282 efi_call3(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3)) 283 #define _cast64_efi_call4(f,a1,a2,a3,a4) \ 284 efi_call4(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4)) 285 #define _cast64_efi_call5(f,a1,a2,a3,a4,a5) \ 286 efi_call5(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ 287 (UINT64)(a5)) 288 #define _cast64_efi_call6(f,a1,a2,a3,a4,a5,a6) \ 289 efi_call6(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ 290 (UINT64)(a5), (UINT64)(a6)) 291 #define _cast64_efi_call7(f,a1,a2,a3,a4,a5,a6,a7) \ 292 efi_call7(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ 293 (UINT64)(a5), (UINT64)(a6), (UINT64)(a7)) 294 #define _cast64_efi_call8(f,a1,a2,a3,a4,a5,a6,a7,a8) \ 295 efi_call8(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ 296 (UINT64)(a5), (UINT64)(a6), (UINT64)(a7), (UINT64)(a8)) 297 #define _cast64_efi_call9(f,a1,a2,a3,a4,a5,a6,a7,a8,a9) \ 298 efi_call9(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ 299 (UINT64)(a5), (UINT64)(a6), (UINT64)(a7), (UINT64)(a8), \ 300 (UINT64)(a9)) 301 #define _cast64_efi_call10(f,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) \ 302 efi_call10(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ 303 (UINT64)(a5), (UINT64)(a6), (UINT64)(a7), (UINT64)(a8), \ 304 (UINT64)(a9), (UINT64)(a10)) 305 306 /* main wrapper (va_num ignored) */ 307 308 #define uefi_call_wrapper(func,va_num,...) \ 309 __VA_ARG_NSUFFIX__(_cast64_efi_call, __VA_ARGS__) (func , ##__VA_ARGS__) 310 311 #else 312 313 #define uefi_call_wrapper(func, va_num, ...) func(__VA_ARGS__) 314 315 #endif 316 317 /* AED EFI definitions */ 318 319 #if defined(_AED_EFI) 320 321 /* _int64 works for both IA32 and IA64 */ 322 323 #define COMPILER_DEPENDENT_INT64 __int64 324 #define COMPILER_DEPENDENT_UINT64 unsigned __int64 325 326 /* 327 * Calling conventions: 328 * 329 * ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads) 330 * ACPI_EXTERNAL_XFACE - External ACPI interfaces 331 * ACPI_INTERNAL_XFACE - Internal ACPI interfaces 332 * ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces 333 */ 334 #define ACPI_SYSTEM_XFACE 335 #define ACPI_EXTERNAL_XFACE 336 #define ACPI_INTERNAL_XFACE 337 #define ACPI_INTERNAL_VAR_XFACE 338 339 /* warn C4142: redefinition of type */ 340 341 #pragma warning(disable:4142) 342 343 #endif 344 345 346 /* EFI math64 definitions */ 347 348 #if defined(_GNU_EFI) || defined(_EDK2_EFI) 349 /* 350 * Math helpers, GNU EFI provided a platform independent 64-bit math 351 * support. 352 */ 353 #ifndef ACPI_DIV_64_BY_32 354 #define ACPI_DIV_64_BY_32(n_hi, n_lo, d32, q32, r32) \ 355 do { \ 356 UINT64 __n = ((UINT64) n_hi) << 32 | (n_lo); \ 357 (q32) = (UINT32) DivU64x32 ((__n), (d32), &(r32)); \ 358 } while (0) 359 #endif 360 361 #ifndef ACPI_MUL_64_BY_32 362 #define ACPI_MUL_64_BY_32(n_hi, n_lo, m32, p32, c32) \ 363 do { \ 364 UINT64 __n = ((UINT64) n_hi) << 32 | (n_lo); \ 365 UINT64 __p = MultU64x32 (__n, (m32)); \ 366 (p32) = (UINT32) __p; \ 367 (c32) = (UINT32) (__p >> 32); \ 368 } while (0) 369 #endif 370 371 #ifndef ACPI_SHIFT_LEFT_64_by_32 372 #define ACPI_SHIFT_LEFT_64_BY_32(n_hi, n_lo, s32) \ 373 do { \ 374 UINT64 __n = ((UINT64) n_hi) << 32 | (n_lo); \ 375 UINT64 __r = LShiftU64 (__n, (s32)); \ 376 (n_lo) = (UINT32) __r; \ 377 (n_hi) = (UINT32) (__r >> 32); \ 378 } while (0) 379 #endif 380 381 #ifndef ACPI_SHIFT_RIGHT_64_BY_32 382 #define ACPI_SHIFT_RIGHT_64_BY_32(n_hi, n_lo, s32) \ 383 do { \ 384 UINT64 __n = ((UINT64) n_hi) << 32 | (n_lo); \ 385 UINT64 __r = RShiftU64 (__n, (s32)); \ 386 (n_lo) = (UINT32) __r; \ 387 (n_hi) = (UINT32) (__r >> 32); \ 388 } while (0) 389 #endif 390 391 #ifndef ACPI_SHIFT_RIGHT_64 392 #define ACPI_SHIFT_RIGHT_64(n_hi, n_lo) \ 393 do { \ 394 (n_lo) >>= 1; \ 395 (n_lo) |= (((n_hi) & 1) << 31); \ 396 (n_hi) >>= 1; \ 397 } while (0) 398 #endif 399 #endif 400 401 struct _ACPI_SIMPLE_TEXT_OUTPUT_INTERFACE; 402 struct _ACPI_SIMPLE_INPUT_INTERFACE; 403 struct _ACPI_EFI_FILE_IO_INTERFACE; 404 struct _ACPI_EFI_FILE_HANDLE; 405 struct _ACPI_EFI_BOOT_SERVICES; 406 struct _ACPI_EFI_RUNTIME_SERVICES; 407 struct _ACPI_EFI_SYSTEM_TABLE; 408 struct _ACPI_EFI_PCI_IO; 409 410 extern struct _ACPI_EFI_SYSTEM_TABLE *ST; 411 extern struct _ACPI_EFI_BOOT_SERVICES *BS; 412 extern struct _ACPI_EFI_RUNTIME_SERVICES *RT; 413 414 #ifndef USE_STDLIB 415 typedef union acpi_efi_file ACPI_EFI_FILE; 416 #define FILE ACPI_EFI_FILE 417 418 extern FILE *stdin; 419 extern FILE *stdout; 420 extern FILE *stderr; 421 #endif 422 423 #endif /* __ACEFI_H__ */ 424