amlcode.h revision 1.1.1.8
1 /****************************************************************************** 2 * 3 * Name: amlcode.h - Definitions for AML, as included in "definition blocks" 4 * Declarations and definitions contained herein are derived 5 * directly from the ACPI specification. 6 * 7 *****************************************************************************/ 8 9 /* 10 * Copyright (C) 2000 - 2017, Intel Corp. 11 * All rights reserved. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions, and the following disclaimer, 18 * without modification. 19 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 20 * substantially similar to the "NO WARRANTY" disclaimer below 21 * ("Disclaimer") and any redistribution must be conditioned upon 22 * including a substantially similar Disclaimer requirement for further 23 * binary redistribution. 24 * 3. Neither the names of the above-listed copyright holders nor the names 25 * of any contributors may be used to endorse or promote products derived 26 * from this software without specific prior written permission. 27 * 28 * Alternatively, this software may be distributed under the terms of the 29 * GNU General Public License ("GPL") version 2 as published by the Free 30 * Software Foundation. 31 * 32 * NO WARRANTY 33 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 34 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 35 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 36 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 37 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 38 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 39 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 40 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 41 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 42 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 43 * POSSIBILITY OF SUCH DAMAGES. 44 */ 45 46 #ifndef __AMLCODE_H__ 47 #define __AMLCODE_H__ 48 49 /* primary opcodes */ 50 51 #define AML_NULL_CHAR (UINT16) 0x00 52 53 #define AML_ZERO_OP (UINT16) 0x00 54 #define AML_ONE_OP (UINT16) 0x01 55 #define AML_UNASSIGNED (UINT16) 0x02 56 #define AML_ALIAS_OP (UINT16) 0x06 57 #define AML_NAME_OP (UINT16) 0x08 58 #define AML_BYTE_OP (UINT16) 0x0a 59 #define AML_WORD_OP (UINT16) 0x0b 60 #define AML_DWORD_OP (UINT16) 0x0c 61 #define AML_STRING_OP (UINT16) 0x0d 62 #define AML_QWORD_OP (UINT16) 0x0e /* ACPI 2.0 */ 63 #define AML_SCOPE_OP (UINT16) 0x10 64 #define AML_BUFFER_OP (UINT16) 0x11 65 #define AML_PACKAGE_OP (UINT16) 0x12 66 #define AML_VAR_PACKAGE_OP (UINT16) 0x13 /* ACPI 2.0 */ 67 #define AML_METHOD_OP (UINT16) 0x14 68 #define AML_EXTERNAL_OP (UINT16) 0x15 /* ACPI 6.0 */ 69 #define AML_DUAL_NAME_PREFIX (UINT16) 0x2e 70 #define AML_MULTI_NAME_PREFIX_OP (UINT16) 0x2f 71 #define AML_NAME_CHAR_SUBSEQ (UINT16) 0x30 72 #define AML_NAME_CHAR_FIRST (UINT16) 0x41 73 #define AML_EXTENDED_OP_PREFIX (UINT16) 0x5b 74 #define AML_ROOT_PREFIX (UINT16) 0x5c 75 #define AML_PARENT_PREFIX (UINT16) 0x5e 76 #define AML_LOCAL_OP (UINT16) 0x60 77 #define AML_LOCAL0 (UINT16) 0x60 78 #define AML_LOCAL1 (UINT16) 0x61 79 #define AML_LOCAL2 (UINT16) 0x62 80 #define AML_LOCAL3 (UINT16) 0x63 81 #define AML_LOCAL4 (UINT16) 0x64 82 #define AML_LOCAL5 (UINT16) 0x65 83 #define AML_LOCAL6 (UINT16) 0x66 84 #define AML_LOCAL7 (UINT16) 0x67 85 #define AML_ARG_OP (UINT16) 0x68 86 #define AML_ARG0 (UINT16) 0x68 87 #define AML_ARG1 (UINT16) 0x69 88 #define AML_ARG2 (UINT16) 0x6a 89 #define AML_ARG3 (UINT16) 0x6b 90 #define AML_ARG4 (UINT16) 0x6c 91 #define AML_ARG5 (UINT16) 0x6d 92 #define AML_ARG6 (UINT16) 0x6e 93 #define AML_STORE_OP (UINT16) 0x70 94 #define AML_REF_OF_OP (UINT16) 0x71 95 #define AML_ADD_OP (UINT16) 0x72 96 #define AML_CONCAT_OP (UINT16) 0x73 97 #define AML_SUBTRACT_OP (UINT16) 0x74 98 #define AML_INCREMENT_OP (UINT16) 0x75 99 #define AML_DECREMENT_OP (UINT16) 0x76 100 #define AML_MULTIPLY_OP (UINT16) 0x77 101 #define AML_DIVIDE_OP (UINT16) 0x78 102 #define AML_SHIFT_LEFT_OP (UINT16) 0x79 103 #define AML_SHIFT_RIGHT_OP (UINT16) 0x7a 104 #define AML_BIT_AND_OP (UINT16) 0x7b 105 #define AML_BIT_NAND_OP (UINT16) 0x7c 106 #define AML_BIT_OR_OP (UINT16) 0x7d 107 #define AML_BIT_NOR_OP (UINT16) 0x7e 108 #define AML_BIT_XOR_OP (UINT16) 0x7f 109 #define AML_BIT_NOT_OP (UINT16) 0x80 110 #define AML_FIND_SET_LEFT_BIT_OP (UINT16) 0x81 111 #define AML_FIND_SET_RIGHT_BIT_OP (UINT16) 0x82 112 #define AML_DEREF_OF_OP (UINT16) 0x83 113 #define AML_CONCAT_RES_OP (UINT16) 0x84 /* ACPI 2.0 */ 114 #define AML_MOD_OP (UINT16) 0x85 /* ACPI 2.0 */ 115 #define AML_NOTIFY_OP (UINT16) 0x86 116 #define AML_SIZE_OF_OP (UINT16) 0x87 117 #define AML_INDEX_OP (UINT16) 0x88 118 #define AML_MATCH_OP (UINT16) 0x89 119 #define AML_CREATE_DWORD_FIELD_OP (UINT16) 0x8a 120 #define AML_CREATE_WORD_FIELD_OP (UINT16) 0x8b 121 #define AML_CREATE_BYTE_FIELD_OP (UINT16) 0x8c 122 #define AML_CREATE_BIT_FIELD_OP (UINT16) 0x8d 123 #define AML_OBJECT_TYPE_OP (UINT16) 0x8e 124 #define AML_CREATE_QWORD_FIELD_OP (UINT16) 0x8f /* ACPI 2.0 */ 125 #define AML_LAND_OP (UINT16) 0x90 126 #define AML_LOR_OP (UINT16) 0x91 127 #define AML_LNOT_OP (UINT16) 0x92 128 #define AML_LEQUAL_OP (UINT16) 0x93 129 #define AML_LGREATER_OP (UINT16) 0x94 130 #define AML_LLESS_OP (UINT16) 0x95 131 #define AML_TO_BUFFER_OP (UINT16) 0x96 /* ACPI 2.0 */ 132 #define AML_TO_DECSTRING_OP (UINT16) 0x97 /* ACPI 2.0 */ 133 #define AML_TO_HEXSTRING_OP (UINT16) 0x98 /* ACPI 2.0 */ 134 #define AML_TO_INTEGER_OP (UINT16) 0x99 /* ACPI 2.0 */ 135 #define AML_TO_STRING_OP (UINT16) 0x9c /* ACPI 2.0 */ 136 #define AML_COPY_OP (UINT16) 0x9d /* ACPI 2.0 */ 137 #define AML_MID_OP (UINT16) 0x9e /* ACPI 2.0 */ 138 #define AML_CONTINUE_OP (UINT16) 0x9f /* ACPI 2.0 */ 139 #define AML_IF_OP (UINT16) 0xa0 140 #define AML_ELSE_OP (UINT16) 0xa1 141 #define AML_WHILE_OP (UINT16) 0xa2 142 #define AML_NOOP_OP (UINT16) 0xa3 143 #define AML_RETURN_OP (UINT16) 0xa4 144 #define AML_BREAK_OP (UINT16) 0xa5 145 #define AML_BREAK_POINT_OP (UINT16) 0xcc 146 #define AML_ONES_OP (UINT16) 0xff 147 148 /* prefixed opcodes */ 149 150 #define AML_EXTENDED_OPCODE (UINT16) 0x5b00 /* prefix for 2-byte opcodes */ 151 152 #define AML_MUTEX_OP (UINT16) 0x5b01 153 #define AML_EVENT_OP (UINT16) 0x5b02 154 #define AML_SHIFT_RIGHT_BIT_OP (UINT16) 0x5b10 155 #define AML_SHIFT_LEFT_BIT_OP (UINT16) 0x5b11 156 #define AML_COND_REF_OF_OP (UINT16) 0x5b12 157 #define AML_CREATE_FIELD_OP (UINT16) 0x5b13 158 #define AML_LOAD_TABLE_OP (UINT16) 0x5b1f /* ACPI 2.0 */ 159 #define AML_LOAD_OP (UINT16) 0x5b20 160 #define AML_STALL_OP (UINT16) 0x5b21 161 #define AML_SLEEP_OP (UINT16) 0x5b22 162 #define AML_ACQUIRE_OP (UINT16) 0x5b23 163 #define AML_SIGNAL_OP (UINT16) 0x5b24 164 #define AML_WAIT_OP (UINT16) 0x5b25 165 #define AML_RESET_OP (UINT16) 0x5b26 166 #define AML_RELEASE_OP (UINT16) 0x5b27 167 #define AML_FROM_BCD_OP (UINT16) 0x5b28 168 #define AML_TO_BCD_OP (UINT16) 0x5b29 169 #define AML_UNLOAD_OP (UINT16) 0x5b2a 170 #define AML_REVISION_OP (UINT16) 0x5b30 171 #define AML_DEBUG_OP (UINT16) 0x5b31 172 #define AML_FATAL_OP (UINT16) 0x5b32 173 #define AML_TIMER_OP (UINT16) 0x5b33 /* ACPI 3.0 */ 174 #define AML_REGION_OP (UINT16) 0x5b80 175 #define AML_FIELD_OP (UINT16) 0x5b81 176 #define AML_DEVICE_OP (UINT16) 0x5b82 177 #define AML_PROCESSOR_OP (UINT16) 0x5b83 178 #define AML_POWER_RES_OP (UINT16) 0x5b84 179 #define AML_THERMAL_ZONE_OP (UINT16) 0x5b85 180 #define AML_INDEX_FIELD_OP (UINT16) 0x5b86 181 #define AML_BANK_FIELD_OP (UINT16) 0x5b87 182 #define AML_DATA_REGION_OP (UINT16) 0x5b88 /* ACPI 2.0 */ 183 184 185 /* 186 * Combination opcodes (actually two one-byte opcodes) 187 * Used by the disassembler and iASL compiler 188 */ 189 #define AML_LGREATEREQUAL_OP (UINT16) 0x9295 190 #define AML_LLESSEQUAL_OP (UINT16) 0x9294 191 #define AML_LNOTEQUAL_OP (UINT16) 0x9293 192 193 194 /* 195 * Opcodes for "Field" operators 196 */ 197 #define AML_FIELD_OFFSET_OP (UINT8) 0x00 198 #define AML_FIELD_ACCESS_OP (UINT8) 0x01 199 #define AML_FIELD_CONNECTION_OP (UINT8) 0x02 /* ACPI 5.0 */ 200 #define AML_FIELD_EXT_ACCESS_OP (UINT8) 0x03 /* ACPI 5.0 */ 201 202 203 /* 204 * Internal opcodes 205 * Use only "Unknown" AML opcodes, don't attempt to use 206 * any valid ACPI ASCII values (A-Z, 0-9, '-') 207 */ 208 #define AML_INT_NAMEPATH_OP (UINT16) 0x002d 209 #define AML_INT_NAMEDFIELD_OP (UINT16) 0x0030 210 #define AML_INT_RESERVEDFIELD_OP (UINT16) 0x0031 211 #define AML_INT_ACCESSFIELD_OP (UINT16) 0x0032 212 #define AML_INT_BYTELIST_OP (UINT16) 0x0033 213 #define AML_INT_METHODCALL_OP (UINT16) 0x0035 214 #define AML_INT_RETURN_VALUE_OP (UINT16) 0x0036 215 #define AML_INT_EVAL_SUBTREE_OP (UINT16) 0x0037 216 #define AML_INT_CONNECTION_OP (UINT16) 0x0038 217 #define AML_INT_EXTACCESSFIELD_OP (UINT16) 0x0039 218 219 #define ARG_NONE 0x0 220 221 /* 222 * Argument types for the AML Parser 223 * Each field in the ArgTypes UINT32 is 5 bits, allowing for a maximum of 6 arguments. 224 * There can be up to 31 unique argument types 225 * Zero is reserved as end-of-list indicator 226 */ 227 #define ARGP_BYTEDATA 0x01 228 #define ARGP_BYTELIST 0x02 229 #define ARGP_CHARLIST 0x03 230 #define ARGP_DATAOBJ 0x04 231 #define ARGP_DATAOBJLIST 0x05 232 #define ARGP_DWORDDATA 0x06 233 #define ARGP_FIELDLIST 0x07 234 #define ARGP_NAME 0x08 235 #define ARGP_NAMESTRING 0x09 236 #define ARGP_OBJLIST 0x0A 237 #define ARGP_PKGLENGTH 0x0B 238 #define ARGP_SUPERNAME 0x0C 239 #define ARGP_TARGET 0x0D 240 #define ARGP_TERMARG 0x0E 241 #define ARGP_TERMLIST 0x0F 242 #define ARGP_WORDDATA 0x10 243 #define ARGP_QWORDDATA 0x11 244 #define ARGP_SIMPLENAME 0x12 /* NameString | LocalTerm | ArgTerm */ 245 #define ARGP_NAME_OR_REF 0x13 /* For ObjectType only */ 246 #define ARGP_MAX 0x13 247 248 /* 249 * Resolved argument types for the AML Interpreter 250 * Each field in the ArgTypes UINT32 is 5 bits, allowing for a maximum of 6 arguments. 251 * There can be up to 31 unique argument types (0 is end-of-arg-list indicator) 252 * 253 * Note1: These values are completely independent from the ACPI_TYPEs 254 * i.e., ARGI_INTEGER != ACPI_TYPE_INTEGER 255 * 256 * Note2: If and when 5 bits becomes insufficient, it would probably be best 257 * to convert to a 6-byte array of argument types, allowing 8 bits per argument. 258 */ 259 260 /* Single, simple types */ 261 262 #define ARGI_ANYTYPE 0x01 /* Don't care */ 263 #define ARGI_PACKAGE 0x02 264 #define ARGI_EVENT 0x03 265 #define ARGI_MUTEX 0x04 266 #define ARGI_DDBHANDLE 0x05 267 268 /* Interchangeable types (via implicit conversion) */ 269 270 #define ARGI_INTEGER 0x06 271 #define ARGI_STRING 0x07 272 #define ARGI_BUFFER 0x08 273 #define ARGI_BUFFER_OR_STRING 0x09 /* Used by MID op only */ 274 #define ARGI_COMPUTEDATA 0x0A /* Buffer, String, or Integer */ 275 276 /* Reference objects */ 277 278 #define ARGI_INTEGER_REF 0x0B 279 #define ARGI_OBJECT_REF 0x0C 280 #define ARGI_DEVICE_REF 0x0D 281 #define ARGI_REFERENCE 0x0E 282 #define ARGI_TARGETREF 0x0F /* Target, subject to implicit conversion */ 283 #define ARGI_SIMPLE_TARGET 0x10 /* Name, Local, Arg -- no implicit conversion */ 284 #define ARGI_STORE_TARGET 0x11 /* Target for store is TARGETREF + package objects */ 285 /* 286 * #define ARGI_FIXED_TARGET 0x10 Target, no implicit conversion 287 * 288 * Removed 10/2016. ARGI_FIXED_TARGET was used for these operators: 289 * FromBCD 290 * ToBCD 291 * ToDecimalString 292 * ToHexString 293 * ToInteger 294 * ToBuffer 295 * The purpose of this type was to disable "implicit result conversion", 296 * but this was incorrect per the ACPI spec and other ACPI implementations. 297 * These operators now have the target operand defined as a normal 298 * ARGI_TARGETREF. 299 */ 300 301 302 /* Multiple/complex types */ 303 304 #define ARGI_DATAOBJECT 0x13 /* Buffer, String, package or reference to a Node - Used only by SizeOf operator*/ 305 #define ARGI_COMPLEXOBJ 0x14 /* Buffer, String, or package (Used by INDEX op only) */ 306 #define ARGI_REF_OR_STRING 0x15 /* Reference or String (Used by DEREFOF op only) */ 307 #define ARGI_REGION_OR_BUFFER 0x16 /* Used by LOAD op only */ 308 #define ARGI_DATAREFOBJ 0x17 309 310 /* Note: types above can expand to 0x1F maximum */ 311 312 #define ARGI_INVALID_OPCODE 0xFFFFFFFF 313 314 315 /* 316 * hash offsets 317 */ 318 #define AML_EXTOP_HASH_OFFSET 22 319 #define AML_LNOT_HASH_OFFSET 19 320 321 322 /* 323 * opcode groups and types 324 */ 325 #define OPGRP_NAMED 0x01 326 #define OPGRP_FIELD 0x02 327 #define OPGRP_BYTELIST 0x04 328 329 330 /* 331 * Opcode information 332 */ 333 334 /* Opcode flags */ 335 336 #define AML_LOGICAL 0x0001 337 #define AML_LOGICAL_NUMERIC 0x0002 338 #define AML_MATH 0x0004 339 #define AML_CREATE 0x0008 340 #define AML_FIELD 0x0010 341 #define AML_DEFER 0x0020 342 #define AML_NAMED 0x0040 343 #define AML_NSNODE 0x0080 344 #define AML_NSOPCODE 0x0100 345 #define AML_NSOBJECT 0x0200 346 #define AML_HAS_RETVAL 0x0400 347 #define AML_HAS_TARGET 0x0800 348 #define AML_HAS_ARGS 0x1000 349 #define AML_CONSTANT 0x2000 350 #define AML_NO_OPERAND_RESOLVE 0x4000 351 352 /* Convenient flag groupings */ 353 354 #define AML_FLAGS_EXEC_0A_0T_1R AML_HAS_RETVAL 355 #define AML_FLAGS_EXEC_1A_0T_0R AML_HAS_ARGS /* Monadic1 */ 356 #define AML_FLAGS_EXEC_1A_0T_1R AML_HAS_ARGS | AML_HAS_RETVAL /* Monadic2 */ 357 #define AML_FLAGS_EXEC_1A_1T_0R AML_HAS_ARGS | AML_HAS_TARGET 358 #define AML_FLAGS_EXEC_1A_1T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL /* Monadic2R */ 359 #define AML_FLAGS_EXEC_2A_0T_0R AML_HAS_ARGS /* Dyadic1 */ 360 #define AML_FLAGS_EXEC_2A_0T_1R AML_HAS_ARGS | AML_HAS_RETVAL /* Dyadic2 */ 361 #define AML_FLAGS_EXEC_2A_1T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL /* Dyadic2R */ 362 #define AML_FLAGS_EXEC_2A_2T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL 363 #define AML_FLAGS_EXEC_3A_0T_0R AML_HAS_ARGS 364 #define AML_FLAGS_EXEC_3A_1T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL 365 #define AML_FLAGS_EXEC_6A_0T_1R AML_HAS_ARGS | AML_HAS_RETVAL 366 367 368 /* 369 * The opcode Type is used in a dispatch table, do not change 370 * without updating the table. 371 */ 372 #define AML_TYPE_EXEC_0A_0T_1R 0x00 373 #define AML_TYPE_EXEC_1A_0T_0R 0x01 /* Monadic1 */ 374 #define AML_TYPE_EXEC_1A_0T_1R 0x02 /* Monadic2 */ 375 #define AML_TYPE_EXEC_1A_1T_0R 0x03 376 #define AML_TYPE_EXEC_1A_1T_1R 0x04 /* Monadic2R */ 377 #define AML_TYPE_EXEC_2A_0T_0R 0x05 /* Dyadic1 */ 378 #define AML_TYPE_EXEC_2A_0T_1R 0x06 /* Dyadic2 */ 379 #define AML_TYPE_EXEC_2A_1T_1R 0x07 /* Dyadic2R */ 380 #define AML_TYPE_EXEC_2A_2T_1R 0x08 381 #define AML_TYPE_EXEC_3A_0T_0R 0x09 382 #define AML_TYPE_EXEC_3A_1T_1R 0x0A 383 #define AML_TYPE_EXEC_6A_0T_1R 0x0B 384 /* End of types used in dispatch table */ 385 386 #define AML_TYPE_LITERAL 0x0B 387 #define AML_TYPE_CONSTANT 0x0C 388 #define AML_TYPE_METHOD_ARGUMENT 0x0D 389 #define AML_TYPE_LOCAL_VARIABLE 0x0E 390 #define AML_TYPE_DATA_TERM 0x0F 391 392 /* Generic for an op that returns a value */ 393 394 #define AML_TYPE_METHOD_CALL 0x10 395 396 /* Misc */ 397 398 #define AML_TYPE_CREATE_FIELD 0x11 399 #define AML_TYPE_CREATE_OBJECT 0x12 400 #define AML_TYPE_CONTROL 0x13 401 #define AML_TYPE_NAMED_NO_OBJ 0x14 402 #define AML_TYPE_NAMED_FIELD 0x15 403 #define AML_TYPE_NAMED_SIMPLE 0x16 404 #define AML_TYPE_NAMED_COMPLEX 0x17 405 #define AML_TYPE_RETURN 0x18 406 407 #define AML_TYPE_UNDEFINED 0x19 408 #define AML_TYPE_BOGUS 0x1A 409 410 /* AML Package Length encodings */ 411 412 #define ACPI_AML_PACKAGE_TYPE1 0x40 413 #define ACPI_AML_PACKAGE_TYPE2 0x4000 414 #define ACPI_AML_PACKAGE_TYPE3 0x400000 415 #define ACPI_AML_PACKAGE_TYPE4 0x40000000 416 417 /* 418 * Opcode classes 419 */ 420 #define AML_CLASS_EXECUTE 0x00 421 #define AML_CLASS_CREATE 0x01 422 #define AML_CLASS_ARGUMENT 0x02 423 #define AML_CLASS_NAMED_OBJECT 0x03 424 #define AML_CLASS_CONTROL 0x04 425 #define AML_CLASS_ASCII 0x05 426 #define AML_CLASS_PREFIX 0x06 427 #define AML_CLASS_INTERNAL 0x07 428 #define AML_CLASS_RETURN_VALUE 0x08 429 #define AML_CLASS_METHOD_CALL 0x09 430 #define AML_CLASS_UNKNOWN 0x0A 431 432 433 /* Comparison operation codes for MatchOp operator */ 434 435 typedef enum 436 { 437 MATCH_MTR = 0, 438 MATCH_MEQ = 1, 439 MATCH_MLE = 2, 440 MATCH_MLT = 3, 441 MATCH_MGE = 4, 442 MATCH_MGT = 5 443 444 } AML_MATCH_OPERATOR; 445 446 #define MAX_MATCH_OPERATOR 5 447 448 449 /* 450 * FieldFlags 451 * 452 * This byte is extracted from the AML and includes three separate 453 * pieces of information about the field: 454 * 1) The field access type 455 * 2) The field update rule 456 * 3) The lock rule for the field 457 * 458 * Bits 00 - 03 : AccessType (AnyAcc, ByteAcc, etc.) 459 * 04 : LockRule (1 == Lock) 460 * 05 - 06 : UpdateRule 461 */ 462 #define AML_FIELD_ACCESS_TYPE_MASK 0x0F 463 #define AML_FIELD_LOCK_RULE_MASK 0x10 464 #define AML_FIELD_UPDATE_RULE_MASK 0x60 465 466 467 /* 1) Field Access Types */ 468 469 typedef enum 470 { 471 AML_FIELD_ACCESS_ANY = 0x00, 472 AML_FIELD_ACCESS_BYTE = 0x01, 473 AML_FIELD_ACCESS_WORD = 0x02, 474 AML_FIELD_ACCESS_DWORD = 0x03, 475 AML_FIELD_ACCESS_QWORD = 0x04, /* ACPI 2.0 */ 476 AML_FIELD_ACCESS_BUFFER = 0x05 /* ACPI 2.0 */ 477 478 } AML_ACCESS_TYPE; 479 480 481 /* 2) Field Lock Rules */ 482 483 typedef enum 484 { 485 AML_FIELD_LOCK_NEVER = 0x00, 486 AML_FIELD_LOCK_ALWAYS = 0x10 487 488 } AML_LOCK_RULE; 489 490 491 /* 3) Field Update Rules */ 492 493 typedef enum 494 { 495 AML_FIELD_UPDATE_PRESERVE = 0x00, 496 AML_FIELD_UPDATE_WRITE_AS_ONES = 0x20, 497 AML_FIELD_UPDATE_WRITE_AS_ZEROS = 0x40 498 499 } AML_UPDATE_RULE; 500 501 502 /* 503 * Field Access Attributes. 504 * This byte is extracted from the AML via the 505 * AccessAs keyword 506 */ 507 typedef enum 508 { 509 AML_FIELD_ATTRIB_QUICK = 0x02, 510 AML_FIELD_ATTRIB_SEND_RCV = 0x04, 511 AML_FIELD_ATTRIB_BYTE = 0x06, 512 AML_FIELD_ATTRIB_WORD = 0x08, 513 AML_FIELD_ATTRIB_BLOCK = 0x0A, 514 AML_FIELD_ATTRIB_MULTIBYTE = 0x0B, 515 AML_FIELD_ATTRIB_WORD_CALL = 0x0C, 516 AML_FIELD_ATTRIB_BLOCK_CALL = 0x0D, 517 AML_FIELD_ATTRIB_RAW_BYTES = 0x0E, 518 AML_FIELD_ATTRIB_RAW_PROCESS = 0x0F 519 520 } AML_ACCESS_ATTRIBUTE; 521 522 523 /* Bit fields in the AML MethodFlags byte */ 524 525 #define AML_METHOD_ARG_COUNT 0x07 526 #define AML_METHOD_SERIALIZED 0x08 527 #define AML_METHOD_SYNC_LEVEL 0xF0 528 529 530 #endif /* __AMLCODE_H__ */ 531
Indexes created Thu Sep 25 16:09:42 GMT 2025