1 /****************************************************************************** 2 * 3 * Name: acmacros.h - C macros for the entire subsystem. 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2014, Intel Corp. 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions, and the following disclaimer, 16 * without modification. 17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 18 * substantially similar to the "NO WARRANTY" disclaimer below 19 * ("Disclaimer") and any redistribution must be conditioned upon 20 * including a substantially similar Disclaimer requirement for further 21 * binary redistribution. 22 * 3. Neither the names of the above-listed copyright holders nor the names 23 * of any contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * Alternatively, this software may be distributed under the terms of the 27 * GNU General Public License ("GPL") version 2 as published by the Free 28 * Software Foundation. 29 * 30 * NO WARRANTY 31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 41 * POSSIBILITY OF SUCH DAMAGES. 42 */ 43 44 #ifndef __ACMACROS_H__ 45 #define __ACMACROS_H__ 46 47 48 /* 49 * Extract data using a pointer. Any more than a byte and we 50 * get into potential aligment issues -- see the STORE macros below. 51 * Use with care. 52 */ 53 #define ACPI_CAST8(ptr) ACPI_CAST_PTR (UINT8, (ptr)) 54 #define ACPI_CAST16(ptr) ACPI_CAST_PTR (UINT16, (ptr)) 55 #define ACPI_CAST32(ptr) ACPI_CAST_PTR (UINT32, (ptr)) 56 #define ACPI_CAST64(ptr) ACPI_CAST_PTR (UINT64, (ptr)) 57 #define ACPI_GET8(ptr) (*ACPI_CAST8 (ptr)) 58 #define ACPI_GET16(ptr) (*ACPI_CAST16 (ptr)) 59 #define ACPI_GET32(ptr) (*ACPI_CAST32 (ptr)) 60 #define ACPI_GET64(ptr) (*ACPI_CAST64 (ptr)) 61 #define ACPI_SET8(ptr, val) (*ACPI_CAST8 (ptr) = (UINT8) (val)) 62 #define ACPI_SET16(ptr, val) (*ACPI_CAST16 (ptr) = (UINT16) (val)) 63 #define ACPI_SET32(ptr, val) (*ACPI_CAST32 (ptr) = (UINT32) (val)) 64 #define ACPI_SET64(ptr, val) (*ACPI_CAST64 (ptr) = (UINT64) (val)) 65 66 /* 67 * printf() format helpers. These macros are workarounds for the difficulties 68 * with emitting 64-bit integers and 64-bit pointers with the same code 69 * for both 32-bit and 64-bit hosts. 70 */ 71 #define ACPI_FORMAT_UINT64(i) ACPI_HIDWORD(i), ACPI_LODWORD(i) 72 73 #if ACPI_MACHINE_WIDTH == 64 74 #define ACPI_FORMAT_NATIVE_UINT(i) ACPI_FORMAT_UINT64(i) 75 #define ACPI_FORMAT_TO_UINT(i) ACPI_FORMAT_UINT64(i) 76 #define ACPI_PRINTF_UINT "0x%8.8X%8.8X" 77 78 #else 79 #define ACPI_FORMAT_NATIVE_UINT(i) 0, (UINT32) (i) 80 #define ACPI_FORMAT_TO_UINT(i) (UINT32) (i) 81 #define ACPI_PRINTF_UINT "0x%8.8X" 82 #endif 83 84 85 /* 86 * Macros for moving data around to/from buffers that are possibly unaligned. 87 * If the hardware supports the transfer of unaligned data, just do the store. 88 * Otherwise, we have to move one byte at a time. 89 */ 90 #ifdef ACPI_BIG_ENDIAN 91 /* 92 * Macros for big-endian machines 93 */ 94 95 /* These macros reverse the bytes during the move, converting little-endian to big endian */ 96 97 /* Big Endian <== Little Endian */ 98 /* Hi...Lo Lo...Hi */ 99 /* 16-bit source, 16/32/64 destination */ 100 101 #define ACPI_MOVE_16_TO_16(d, s) {(( UINT8 *)(void *)(d))[0] = ((UINT8 *)(void *)(s))[1];\ 102 (( UINT8 *)(void *)(d))[1] = ((UINT8 *)(void *)(s))[0];} 103 104 #define ACPI_MOVE_16_TO_32(d, s) {(*(UINT32 *)(void *)(d))=0;\ 105 ((UINT8 *)(void *)(d))[2] = ((UINT8 *)(void *)(s))[1];\ 106 ((UINT8 *)(void *)(d))[3] = ((UINT8 *)(void *)(s))[0];} 107 108 #define ACPI_MOVE_16_TO_64(d, s) {(*(UINT64 *)(void *)(d))=0;\ 109 ((UINT8 *)(void *)(d))[6] = ((UINT8 *)(void *)(s))[1];\ 110 ((UINT8 *)(void *)(d))[7] = ((UINT8 *)(void *)(s))[0];} 111 112 /* 32-bit source, 16/32/64 destination */ 113 114 #define ACPI_MOVE_32_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */ 115 116 #define ACPI_MOVE_32_TO_32(d, s) {(( UINT8 *)(void *)(d))[0] = ((UINT8 *)(void *)(s))[3];\ 117 (( UINT8 *)(void *)(d))[1] = ((UINT8 *)(void *)(s))[2];\ 118 (( UINT8 *)(void *)(d))[2] = ((UINT8 *)(void *)(s))[1];\ 119 (( UINT8 *)(void *)(d))[3] = ((UINT8 *)(void *)(s))[0];} 120 121 #define ACPI_MOVE_32_TO_64(d, s) {(*(UINT64 *)(void *)(d))=0;\ 122 ((UINT8 *)(void *)(d))[4] = ((UINT8 *)(void *)(s))[3];\ 123 ((UINT8 *)(void *)(d))[5] = ((UINT8 *)(void *)(s))[2];\ 124 ((UINT8 *)(void *)(d))[6] = ((UINT8 *)(void *)(s))[1];\ 125 ((UINT8 *)(void *)(d))[7] = ((UINT8 *)(void *)(s))[0];} 126 127 /* 64-bit source, 16/32/64 destination */ 128 129 #define ACPI_MOVE_64_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */ 130 131 #define ACPI_MOVE_64_TO_32(d, s) ACPI_MOVE_32_TO_32(d, s) /* Truncate to 32 */ 132 133 #define ACPI_MOVE_64_TO_64(d, s) {(( UINT8 *)(void *)(d))[0] = ((UINT8 *)(void *)(s))[7];\ 134 (( UINT8 *)(void *)(d))[1] = ((UINT8 *)(void *)(s))[6];\ 135 (( UINT8 *)(void *)(d))[2] = ((UINT8 *)(void *)(s))[5];\ 136 (( UINT8 *)(void *)(d))[3] = ((UINT8 *)(void *)(s))[4];\ 137 (( UINT8 *)(void *)(d))[4] = ((UINT8 *)(void *)(s))[3];\ 138 (( UINT8 *)(void *)(d))[5] = ((UINT8 *)(void *)(s))[2];\ 139 (( UINT8 *)(void *)(d))[6] = ((UINT8 *)(void *)(s))[1];\ 140 (( UINT8 *)(void *)(d))[7] = ((UINT8 *)(void *)(s))[0];} 141 #else 142 /* 143 * Macros for little-endian machines 144 */ 145 146 #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED 147 148 /* The hardware supports unaligned transfers, just do the little-endian move */ 149 150 /* 16-bit source, 16/32/64 destination */ 151 152 #define ACPI_MOVE_16_TO_16(d, s) *(UINT16 *)(void *)(d) = *(UINT16 *)(void *)(s) 153 #define ACPI_MOVE_16_TO_32(d, s) *(UINT32 *)(void *)(d) = *(UINT16 *)(void *)(s) 154 #define ACPI_MOVE_16_TO_64(d, s) *(UINT64 *)(void *)(d) = *(UINT16 *)(void *)(s) 155 156 /* 32-bit source, 16/32/64 destination */ 157 158 #define ACPI_MOVE_32_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */ 159 #define ACPI_MOVE_32_TO_32(d, s) *(UINT32 *)(void *)(d) = *(UINT32 *)(void *)(s) 160 #define ACPI_MOVE_32_TO_64(d, s) *(UINT64 *)(void *)(d) = *(UINT32 *)(void *)(s) 161 162 /* 64-bit source, 16/32/64 destination */ 163 164 #define ACPI_MOVE_64_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */ 165 #define ACPI_MOVE_64_TO_32(d, s) ACPI_MOVE_32_TO_32(d, s) /* Truncate to 32 */ 166 #define ACPI_MOVE_64_TO_64(d, s) *(UINT64 *)(void *)(d) = *(UINT64 *)(void *)(s) 167 168 #else 169 /* 170 * The hardware does not support unaligned transfers. We must move the 171 * data one byte at a time. These macros work whether the source or 172 * the destination (or both) is/are unaligned. (Little-endian move) 173 */ 174 175 /* 16-bit source, 16/32/64 destination */ 176 177 #define ACPI_MOVE_16_TO_16(d, s) {(( UINT8 *)(void *)(d))[0] = ((UINT8 *)(void *)(s))[0];\ 178 (( UINT8 *)(void *)(d))[1] = ((UINT8 *)(void *)(s))[1];} 179 180 #define ACPI_MOVE_16_TO_32(d, s) {(*(UINT32 *)(void *)(d)) = 0; ACPI_MOVE_16_TO_16(d, s);} 181 #define ACPI_MOVE_16_TO_64(d, s) {(*(UINT64 *)(void *)(d)) = 0; ACPI_MOVE_16_TO_16(d, s);} 182 183 /* 32-bit source, 16/32/64 destination */ 184 185 #define ACPI_MOVE_32_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */ 186 187 #define ACPI_MOVE_32_TO_32(d, s) {(( UINT8 *)(void *)(d))[0] = ((UINT8 *)(void *)(s))[0];\ 188 (( UINT8 *)(void *)(d))[1] = ((UINT8 *)(void *)(s))[1];\ 189 (( UINT8 *)(void *)(d))[2] = ((UINT8 *)(void *)(s))[2];\ 190 (( UINT8 *)(void *)(d))[3] = ((UINT8 *)(void *)(s))[3];} 191 192 #define ACPI_MOVE_32_TO_64(d, s) {(*(UINT64 *)(void *)(d)) = 0; ACPI_MOVE_32_TO_32(d, s);} 193 194 /* 64-bit source, 16/32/64 destination */ 195 196 #define ACPI_MOVE_64_TO_16(d, s) ACPI_MOVE_16_TO_16(d, s) /* Truncate to 16 */ 197 #define ACPI_MOVE_64_TO_32(d, s) ACPI_MOVE_32_TO_32(d, s) /* Truncate to 32 */ 198 #define ACPI_MOVE_64_TO_64(d, s) {(( UINT8 *)(void *)(d))[0] = ((UINT8 *)(void *)(s))[0];\ 199 (( UINT8 *)(void *)(d))[1] = ((UINT8 *)(void *)(s))[1];\ 200 (( UINT8 *)(void *)(d))[2] = ((UINT8 *)(void *)(s))[2];\ 201 (( UINT8 *)(void *)(d))[3] = ((UINT8 *)(void *)(s))[3];\ 202 (( UINT8 *)(void *)(d))[4] = ((UINT8 *)(void *)(s))[4];\ 203 (( UINT8 *)(void *)(d))[5] = ((UINT8 *)(void *)(s))[5];\ 204 (( UINT8 *)(void *)(d))[6] = ((UINT8 *)(void *)(s))[6];\ 205 (( UINT8 *)(void *)(d))[7] = ((UINT8 *)(void *)(s))[7];} 206 #endif 207 #endif 208 209 210 /* 211 * Fast power-of-two math macros for non-optimized compilers 212 */ 213 #define _ACPI_DIV(value, PowerOf2) ((UINT32) ((value) >> (PowerOf2))) 214 #define _ACPI_MUL(value, PowerOf2) ((UINT32) ((value) << (PowerOf2))) 215 #define _ACPI_MOD(value, Divisor) ((UINT32) ((value) & ((Divisor) -1))) 216 217 #define ACPI_DIV_2(a) _ACPI_DIV(a, 1) 218 #define ACPI_MUL_2(a) _ACPI_MUL(a, 1) 219 #define ACPI_MOD_2(a) _ACPI_MOD(a, 2) 220 221 #define ACPI_DIV_4(a) _ACPI_DIV(a, 2) 222 #define ACPI_MUL_4(a) _ACPI_MUL(a, 2) 223 #define ACPI_MOD_4(a) _ACPI_MOD(a, 4) 224 225 #define ACPI_DIV_8(a) _ACPI_DIV(a, 3) 226 #define ACPI_MUL_8(a) _ACPI_MUL(a, 3) 227 #define ACPI_MOD_8(a) _ACPI_MOD(a, 8) 228 229 #define ACPI_DIV_16(a) _ACPI_DIV(a, 4) 230 #define ACPI_MUL_16(a) _ACPI_MUL(a, 4) 231 #define ACPI_MOD_16(a) _ACPI_MOD(a, 16) 232 233 #define ACPI_DIV_32(a) _ACPI_DIV(a, 5) 234 #define ACPI_MUL_32(a) _ACPI_MUL(a, 5) 235 #define ACPI_MOD_32(a) _ACPI_MOD(a, 32) 236 237 /* 238 * Rounding macros (Power of two boundaries only) 239 */ 240 #define ACPI_ROUND_DOWN(value, boundary) (((ACPI_SIZE)(value)) & \ 241 (~(((ACPI_SIZE) boundary)-1))) 242 243 #define ACPI_ROUND_UP(value, boundary) ((((ACPI_SIZE)(value)) + \ 244 (((ACPI_SIZE) boundary)-1)) & \ 245 (~(((ACPI_SIZE) boundary)-1))) 246 247 /* Note: sizeof(ACPI_SIZE) evaluates to either 4 or 8 (32- vs 64-bit mode) */ 248 249 #define ACPI_ROUND_DOWN_TO_32BIT(a) ACPI_ROUND_DOWN(a, 4) 250 #define ACPI_ROUND_DOWN_TO_64BIT(a) ACPI_ROUND_DOWN(a, 8) 251 #define ACPI_ROUND_DOWN_TO_NATIVE_WORD(a) ACPI_ROUND_DOWN(a, sizeof(ACPI_SIZE)) 252 253 #define ACPI_ROUND_UP_TO_32BIT(a) ACPI_ROUND_UP(a, 4) 254 #define ACPI_ROUND_UP_TO_64BIT(a) ACPI_ROUND_UP(a, 8) 255 #define ACPI_ROUND_UP_TO_NATIVE_WORD(a) ACPI_ROUND_UP(a, sizeof(ACPI_SIZE)) 256 257 #define ACPI_ROUND_BITS_UP_TO_BYTES(a) ACPI_DIV_8((a) + 7) 258 #define ACPI_ROUND_BITS_DOWN_TO_BYTES(a) ACPI_DIV_8((a)) 259 260 #define ACPI_ROUND_UP_TO_1K(a) (((a) + 1023) >> 10) 261 262 /* Generic (non-power-of-two) rounding */ 263 264 #define ACPI_ROUND_UP_TO(value, boundary) (((value) + ((boundary)-1)) / (boundary)) 265 266 #define ACPI_IS_MISALIGNED(value) (((ACPI_SIZE) value) & (sizeof(ACPI_SIZE)-1)) 267 268 /* 269 * Bitmask creation 270 * Bit positions start at zero. 271 * MASK_BITS_ABOVE creates a mask starting AT the position and above 272 * MASK_BITS_BELOW creates a mask starting one bit BELOW the position 273 */ 274 #define ACPI_MASK_BITS_ABOVE(position) (~((ACPI_UINT64_MAX) << ((UINT32) (position)))) 275 #define ACPI_MASK_BITS_BELOW(position) ((ACPI_UINT64_MAX) << ((UINT32) (position))) 276 277 /* Bitfields within ACPI registers */ 278 279 #define ACPI_REGISTER_PREPARE_BITS(Val, Pos, Mask) \ 280 ((Val << Pos) & Mask) 281 282 #define ACPI_REGISTER_INSERT_VALUE(Reg, Pos, Mask, Val) \ 283 Reg = (Reg & (~(Mask))) | ACPI_REGISTER_PREPARE_BITS(Val, Pos, Mask) 284 285 #define ACPI_INSERT_BITS(Target, Mask, Source) \ 286 Target = ((Target & (~(Mask))) | (Source & Mask)) 287 288 /* Generic bitfield macros and masks */ 289 290 #define ACPI_GET_BITS(SourcePtr, Position, Mask) \ 291 ((*SourcePtr >> Position) & Mask) 292 293 #define ACPI_SET_BITS(TargetPtr, Position, Mask, Value) \ 294 (*TargetPtr |= ((Value & Mask) << Position)) 295 296 #define ACPI_1BIT_MASK 0x00000001 297 #define ACPI_2BIT_MASK 0x00000003 298 #define ACPI_3BIT_MASK 0x00000007 299 #define ACPI_4BIT_MASK 0x0000000F 300 #define ACPI_5BIT_MASK 0x0000001F 301 #define ACPI_6BIT_MASK 0x0000003F 302 #define ACPI_7BIT_MASK 0x0000007F 303 #define ACPI_8BIT_MASK 0x000000FF 304 #define ACPI_16BIT_MASK 0x0000FFFF 305 #define ACPI_24BIT_MASK 0x00FFFFFF 306 307 /* Macros to extract flag bits from position zero */ 308 309 #define ACPI_GET_1BIT_FLAG(Value) ((Value) & ACPI_1BIT_MASK) 310 #define ACPI_GET_2BIT_FLAG(Value) ((Value) & ACPI_2BIT_MASK) 311 #define ACPI_GET_3BIT_FLAG(Value) ((Value) & ACPI_3BIT_MASK) 312 #define ACPI_GET_4BIT_FLAG(Value) ((Value) & ACPI_4BIT_MASK) 313 314 /* Macros to extract flag bits from position one and above */ 315 316 #define ACPI_EXTRACT_1BIT_FLAG(Field, Position) (ACPI_GET_1BIT_FLAG ((Field) >> Position)) 317 #define ACPI_EXTRACT_2BIT_FLAG(Field, Position) (ACPI_GET_2BIT_FLAG ((Field) >> Position)) 318 #define ACPI_EXTRACT_3BIT_FLAG(Field, Position) (ACPI_GET_3BIT_FLAG ((Field) >> Position)) 319 #define ACPI_EXTRACT_4BIT_FLAG(Field, Position) (ACPI_GET_4BIT_FLAG ((Field) >> Position)) 320 321 /* ACPI Pathname helpers */ 322 323 #define ACPI_IS_ROOT_PREFIX(c) ((c) == (UINT8) 0x5C) /* Backslash */ 324 #define ACPI_IS_PARENT_PREFIX(c) ((c) == (UINT8) 0x5E) /* Carat */ 325 #define ACPI_IS_PATH_SEPARATOR(c) ((c) == (UINT8) 0x2E) /* Period (dot) */ 326 327 /* 328 * An object of type ACPI_NAMESPACE_NODE can appear in some contexts 329 * where a pointer to an object of type ACPI_OPERAND_OBJECT can also 330 * appear. This macro is used to distinguish them. 331 * 332 * The "DescriptorType" field is the second field in both structures. 333 */ 334 #define ACPI_GET_DESCRIPTOR_PTR(d) (((ACPI_DESCRIPTOR *)(void *)(d))->Common.CommonPointer) 335 #define ACPI_SET_DESCRIPTOR_PTR(d, p) (((ACPI_DESCRIPTOR *)(void *)(d))->Common.CommonPointer = (p)) 336 #define ACPI_GET_DESCRIPTOR_TYPE(d) (((ACPI_DESCRIPTOR *)(void *)(d))->Common.DescriptorType) 337 #define ACPI_SET_DESCRIPTOR_TYPE(d, t) (((ACPI_DESCRIPTOR *)(void *)(d))->Common.DescriptorType = (t)) 338 339 /* 340 * Macros for the master AML opcode table 341 */ 342 #if defined (ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT) 343 #define ACPI_OP(Name, PArgs, IArgs, ObjType, Class, Type, Flags) \ 344 {Name, (UINT32)(PArgs), (UINT32)(IArgs), (UINT32)(Flags), ObjType, Class, Type} 345 #else 346 #define ACPI_OP(Name, PArgs, IArgs, ObjType, Class, Type, Flags) \ 347 {(UINT32)(PArgs), (UINT32)(IArgs), (UINT32)(Flags), ObjType, Class, Type} 348 #endif 349 350 #define ARG_TYPE_WIDTH 5 351 #define ARG_1(x) ((UINT32)(x)) 352 #define ARG_2(x) ((UINT32)(x) << (1 * ARG_TYPE_WIDTH)) 353 #define ARG_3(x) ((UINT32)(x) << (2 * ARG_TYPE_WIDTH)) 354 #define ARG_4(x) ((UINT32)(x) << (3 * ARG_TYPE_WIDTH)) 355 #define ARG_5(x) ((UINT32)(x) << (4 * ARG_TYPE_WIDTH)) 356 #define ARG_6(x) ((UINT32)(x) << (5 * ARG_TYPE_WIDTH)) 357 358 #define ARGI_LIST1(a) (ARG_1(a)) 359 #define ARGI_LIST2(a, b) (ARG_1(b)|ARG_2(a)) 360 #define ARGI_LIST3(a, b, c) (ARG_1(c)|ARG_2(b)|ARG_3(a)) 361 #define ARGI_LIST4(a, b, c, d) (ARG_1(d)|ARG_2(c)|ARG_3(b)|ARG_4(a)) 362 #define ARGI_LIST5(a, b, c, d, e) (ARG_1(e)|ARG_2(d)|ARG_3(c)|ARG_4(b)|ARG_5(a)) 363 #define ARGI_LIST6(a, b, c, d, e, f) (ARG_1(f)|ARG_2(e)|ARG_3(d)|ARG_4(c)|ARG_5(b)|ARG_6(a)) 364 365 #define ARGP_LIST1(a) (ARG_1(a)) 366 #define ARGP_LIST2(a, b) (ARG_1(a)|ARG_2(b)) 367 #define ARGP_LIST3(a, b, c) (ARG_1(a)|ARG_2(b)|ARG_3(c)) 368 #define ARGP_LIST4(a, b, c, d) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)) 369 #define ARGP_LIST5(a, b, c, d, e) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)|ARG_5(e)) 370 #define ARGP_LIST6(a, b, c, d, e, f) (ARG_1(a)|ARG_2(b)|ARG_3(c)|ARG_4(d)|ARG_5(e)|ARG_6(f)) 371 372 #define GET_CURRENT_ARG_TYPE(List) (List & ((UINT32) 0x1F)) 373 #define INCREMENT_ARG_LIST(List) (List >>= ((UINT32) ARG_TYPE_WIDTH)) 374 375 /* 376 * Ascii error messages can be configured out 377 */ 378 #ifndef ACPI_NO_ERROR_MESSAGES 379 /* 380 * Error reporting. Callers module and line number are inserted by AE_INFO, 381 * the plist contains a set of parens to allow variable-length lists. 382 * These macros are used for both the debug and non-debug versions of the code. 383 */ 384 #define ACPI_ERROR_NAMESPACE(s, e) AcpiUtNamespaceError (AE_INFO, s, e); 385 #define ACPI_ERROR_METHOD(s, n, p, e) AcpiUtMethodError (AE_INFO, s, n, p, e); 386 #define ACPI_WARN_PREDEFINED(plist) AcpiUtPredefinedWarning plist 387 #define ACPI_INFO_PREDEFINED(plist) AcpiUtPredefinedInfo plist 388 #define ACPI_BIOS_ERROR_PREDEFINED(plist) AcpiUtPredefinedBiosError plist 389 390 #else 391 392 /* No error messages */ 393 394 #define ACPI_ERROR_NAMESPACE(s, e) 395 #define ACPI_ERROR_METHOD(s, n, p, e) 396 #define ACPI_WARN_PREDEFINED(plist) 397 #define ACPI_INFO_PREDEFINED(plist) 398 #define ACPI_BIOS_ERROR_PREDEFINED(plist) 399 400 #endif /* ACPI_NO_ERROR_MESSAGES */ 401 402 #if (!ACPI_REDUCED_HARDWARE) 403 #define ACPI_HW_OPTIONAL_FUNCTION(addr) addr 404 #else 405 #define ACPI_HW_OPTIONAL_FUNCTION(addr) NULL 406 #endif 407 408 409 /* 410 * Some code only gets executed when the debugger is built in. 411 * Note that this is entirely independent of whether the 412 * DEBUG_PRINT stuff (set by ACPI_DEBUG_OUTPUT) is on, or not. 413 */ 414 #ifdef ACPI_DEBUGGER 415 #define ACPI_DEBUGGER_EXEC(a) a 416 #else 417 #define ACPI_DEBUGGER_EXEC(a) 418 #endif 419 420 421 /* 422 * Macros used for ACPICA utilities only 423 */ 424 425 /* Generate a UUID */ 426 427 #define ACPI_INIT_UUID(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) \ 428 (a) & 0xFF, ((a) >> 8) & 0xFF, ((a) >> 16) & 0xFF, ((a) >> 24) & 0xFF, \ 429 (b) & 0xFF, ((b) >> 8) & 0xFF, \ 430 (c) & 0xFF, ((c) >> 8) & 0xFF, \ 431 (d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) 432 433 #define ACPI_IS_OCTAL_DIGIT(d) (((char)(d) >= '0') && ((char)(d) <= '7')) 434 435 436 #endif /* ACMACROS_H */ 437