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 (u16) 0x00 52 53 #define AML_ZERO_OP (u16) 0x00 54 #define AML_ONE_OP (u16) 0x01 55 #define AML_UNASSIGNED (u16) 0x02 56 #define AML_ALIAS_OP (u16) 0x06 57 #define AML_NAME_OP (u16) 0x08 58 #define AML_BYTE_OP (u16) 0x0a 59 #define AML_WORD_OP (u16) 0x0b 60 #define AML_DWORD_OP (u16) 0x0c 61 #define AML_STRING_OP (u16) 0x0d 62 #define AML_QWORD_OP (u16) 0x0e /* ACPI 2.0 */ 63 #define AML_SCOPE_OP (u16) 0x10 64 #define AML_BUFFER_OP (u16) 0x11 65 #define AML_PACKAGE_OP (u16) 0x12 66 #define AML_VAR_PACKAGE_OP (u16) 0x13 /* ACPI 2.0 */ 67 #define AML_METHOD_OP (u16) 0x14 68 #define AML_EXTERNAL_OP (u16) 0x15 /* ACPI 6.0 */ 69 #define AML_DUAL_NAME_PREFIX (u16) 0x2e 70 #define AML_MULTI_NAME_PREFIX_OP (u16) 0x2f 71 #define AML_NAME_CHAR_SUBSEQ (u16) 0x30 72 #define AML_NAME_CHAR_FIRST (u16) 0x41 73 #define AML_EXTENDED_OP_PREFIX (u16) 0x5b 74 #define AML_ROOT_PREFIX (u16) 0x5c 75 #define AML_PARENT_PREFIX (u16) 0x5e 76 #define AML_LOCAL_OP (u16) 0x60 77 #define AML_LOCAL0 (u16) 0x60 78 #define AML_LOCAL1 (u16) 0x61 79 #define AML_LOCAL2 (u16) 0x62 80 #define AML_LOCAL3 (u16) 0x63 81 #define AML_LOCAL4 (u16) 0x64 82 #define AML_LOCAL5 (u16) 0x65 83 #define AML_LOCAL6 (u16) 0x66 84 #define AML_LOCAL7 (u16) 0x67 85 #define AML_ARG_OP (u16) 0x68 86 #define AML_ARG0 (u16) 0x68 87 #define AML_ARG1 (u16) 0x69 88 #define AML_ARG2 (u16) 0x6a 89 #define AML_ARG3 (u16) 0x6b 90 #define AML_ARG4 (u16) 0x6c 91 #define AML_ARG5 (u16) 0x6d 92 #define AML_ARG6 (u16) 0x6e 93 #define AML_STORE_OP (u16) 0x70 94 #define AML_REF_OF_OP (u16) 0x71 95 #define AML_ADD_OP (u16) 0x72 96 #define AML_CONCAT_OP (u16) 0x73 97 #define AML_SUBTRACT_OP (u16) 0x74 98 #define AML_INCREMENT_OP (u16) 0x75 99 #define AML_DECREMENT_OP (u16) 0x76 100 #define AML_MULTIPLY_OP (u16) 0x77 101 #define AML_DIVIDE_OP (u16) 0x78 102 #define AML_SHIFT_LEFT_OP (u16) 0x79 103 #define AML_SHIFT_RIGHT_OP (u16) 0x7a 104 #define AML_BIT_AND_OP (u16) 0x7b 105 #define AML_BIT_NAND_OP (u16) 0x7c 106 #define AML_BIT_OR_OP (u16) 0x7d 107 #define AML_BIT_NOR_OP (u16) 0x7e 108 #define AML_BIT_XOR_OP (u16) 0x7f 109 #define AML_BIT_NOT_OP (u16) 0x80 110 #define AML_FIND_SET_LEFT_BIT_OP (u16) 0x81 111 #define AML_FIND_SET_RIGHT_BIT_OP (u16) 0x82 112 #define AML_DEREF_OF_OP (u16) 0x83 113 #define AML_CONCAT_RES_OP (u16) 0x84 /* ACPI 2.0 */ 114 #define AML_MOD_OP (u16) 0x85 /* ACPI 2.0 */ 115 #define AML_NOTIFY_OP (u16) 0x86 116 #define AML_SIZE_OF_OP (u16) 0x87 117 #define AML_INDEX_OP (u16) 0x88 118 #define AML_MATCH_OP (u16) 0x89 119 #define AML_CREATE_DWORD_FIELD_OP (u16) 0x8a 120 #define AML_CREATE_WORD_FIELD_OP (u16) 0x8b 121 #define AML_CREATE_BYTE_FIELD_OP (u16) 0x8c 122 #define AML_CREATE_BIT_FIELD_OP (u16) 0x8d 123 #define AML_OBJECT_TYPE_OP (u16) 0x8e 124 #define AML_CREATE_QWORD_FIELD_OP (u16) 0x8f /* ACPI 2.0 */ 125 #define AML_LAND_OP (u16) 0x90 126 #define AML_LOR_OP (u16) 0x91 127 #define AML_LNOT_OP (u16) 0x92 128 #define AML_LEQUAL_OP (u16) 0x93 129 #define AML_LGREATER_OP (u16) 0x94 130 #define AML_LLESS_OP (u16) 0x95 131 #define AML_TO_BUFFER_OP (u16) 0x96 /* ACPI 2.0 */ 132 #define AML_TO_DECSTRING_OP (u16) 0x97 /* ACPI 2.0 */ 133 #define AML_TO_HEXSTRING_OP (u16) 0x98 /* ACPI 2.0 */ 134 #define AML_TO_INTEGER_OP (u16) 0x99 /* ACPI 2.0 */ 135 #define AML_TO_STRING_OP (u16) 0x9c /* ACPI 2.0 */ 136 #define AML_COPY_OP (u16) 0x9d /* ACPI 2.0 */ 137 #define AML_MID_OP (u16) 0x9e /* ACPI 2.0 */ 138 #define AML_CONTINUE_OP (u16) 0x9f /* ACPI 2.0 */ 139 #define AML_IF_OP (u16) 0xa0 140 #define AML_ELSE_OP (u16) 0xa1 141 #define AML_WHILE_OP (u16) 0xa2 142 #define AML_NOOP_OP (u16) 0xa3 143 #define AML_RETURN_OP (u16) 0xa4 144 #define AML_BREAK_OP (u16) 0xa5 145 #define AML_BREAK_POINT_OP (u16) 0xcc 146 #define AML_ONES_OP (u16) 0xff 147 148 /* prefixed opcodes */ 149 150 #define AML_EXTENDED_OPCODE (u16) 0x5b00 /* prefix for 2-byte opcodes */ 151 152 #define AML_MUTEX_OP (u16) 0x5b01 153 #define AML_EVENT_OP (u16) 0x5b02 154 #define AML_SHIFT_RIGHT_BIT_OP (u16) 0x5b10 155 #define AML_SHIFT_LEFT_BIT_OP (u16) 0x5b11 156 #define AML_COND_REF_OF_OP (u16) 0x5b12 157 #define AML_CREATE_FIELD_OP (u16) 0x5b13 158 #define AML_LOAD_TABLE_OP (u16) 0x5b1f /* ACPI 2.0 */ 159 #define AML_LOAD_OP (u16) 0x5b20 160 #define AML_STALL_OP (u16) 0x5b21 161 #define AML_SLEEP_OP (u16) 0x5b22 162 #define AML_ACQUIRE_OP (u16) 0x5b23 163 #define AML_SIGNAL_OP (u16) 0x5b24 164 #define AML_WAIT_OP (u16) 0x5b25 165 #define AML_RESET_OP (u16) 0x5b26 166 #define AML_RELEASE_OP (u16) 0x5b27 167 #define AML_FROM_BCD_OP (u16) 0x5b28 168 #define AML_TO_BCD_OP (u16) 0x5b29 169 #define AML_UNLOAD_OP (u16) 0x5b2a 170 #define AML_REVISION_OP (u16) 0x5b30 171 #define AML_DEBUG_OP (u16) 0x5b31 172 #define AML_FATAL_OP (u16) 0x5b32 173 #define AML_TIMER_OP (u16) 0x5b33 /* ACPI 3.0 */ 174 #define AML_REGION_OP (u16) 0x5b80 175 #define AML_FIELD_OP (u16) 0x5b81 176 #define AML_DEVICE_OP (u16) 0x5b82 177 #define AML_PROCESSOR_OP (u16) 0x5b83 178 #define AML_POWER_RES_OP (u16) 0x5b84 179 #define AML_THERMAL_ZONE_OP (u16) 0x5b85 180 #define AML_INDEX_FIELD_OP (u16) 0x5b86 181 #define AML_BANK_FIELD_OP (u16) 0x5b87 182 #define AML_DATA_REGION_OP (u16) 0x5b88 /* ACPI 2.0 */ 183 184 /* 185 * Combination opcodes (actually two one-byte opcodes) 186 * Used by the disassembler and iASL compiler 187 */ 188 #define AML_LGREATEREQUAL_OP (u16) 0x9295 189 #define AML_LLESSEQUAL_OP (u16) 0x9294 190 #define AML_LNOTEQUAL_OP (u16) 0x9293 191 192 /* 193 * Opcodes for "Field" operators 194 */ 195 #define AML_FIELD_OFFSET_OP (u8) 0x00 196 #define AML_FIELD_ACCESS_OP (u8) 0x01 197 #define AML_FIELD_CONNECTION_OP (u8) 0x02 /* ACPI 5.0 */ 198 #define AML_FIELD_EXT_ACCESS_OP (u8) 0x03 /* ACPI 5.0 */ 199 200 /* 201 * Internal opcodes 202 * Use only "Unknown" AML opcodes, don't attempt to use 203 * any valid ACPI ASCII values (A-Z, 0-9, '-') 204 */ 205 #define AML_INT_NAMEPATH_OP (u16) 0x002d 206 #define AML_INT_NAMEDFIELD_OP (u16) 0x0030 207 #define AML_INT_RESERVEDFIELD_OP (u16) 0x0031 208 #define AML_INT_ACCESSFIELD_OP (u16) 0x0032 209 #define AML_INT_BYTELIST_OP (u16) 0x0033 210 #define AML_INT_METHODCALL_OP (u16) 0x0035 211 #define AML_INT_RETURN_VALUE_OP (u16) 0x0036 212 #define AML_INT_EVAL_SUBTREE_OP (u16) 0x0037 213 #define AML_INT_CONNECTION_OP (u16) 0x0038 214 #define AML_INT_EXTACCESSFIELD_OP (u16) 0x0039 215 216 #define ARG_NONE 0x0 217 218 /* 219 * Argument types for the AML Parser 220 * Each field in the arg_types u32 is 5 bits, allowing for a maximum of 6 arguments. 221 * There can be up to 31 unique argument types 222 * Zero is reserved as end-of-list indicator 223 */ 224 #define ARGP_BYTEDATA 0x01 225 #define ARGP_BYTELIST 0x02 226 #define ARGP_CHARLIST 0x03 227 #define ARGP_DATAOBJ 0x04 228 #define ARGP_DATAOBJLIST 0x05 229 #define ARGP_DWORDDATA 0x06 230 #define ARGP_FIELDLIST 0x07 231 #define ARGP_NAME 0x08 232 #define ARGP_NAMESTRING 0x09 233 #define ARGP_OBJLIST 0x0A 234 #define ARGP_PKGLENGTH 0x0B 235 #define ARGP_SUPERNAME 0x0C 236 #define ARGP_TARGET 0x0D 237 #define ARGP_TERMARG 0x0E 238 #define ARGP_TERMLIST 0x0F 239 #define ARGP_WORDDATA 0x10 240 #define ARGP_QWORDDATA 0x11 241 #define ARGP_SIMPLENAME 0x12 /* name_string | local_term | arg_term */ 242 #define ARGP_NAME_OR_REF 0x13 /* For object_type only */ 243 #define ARGP_MAX 0x13 244 245 /* 246 * Resolved argument types for the AML Interpreter 247 * Each field in the arg_types u32 is 5 bits, allowing for a maximum of 6 arguments. 248 * There can be up to 31 unique argument types (0 is end-of-arg-list indicator) 249 * 250 * Note1: These values are completely independent from the ACPI_TYPEs 251 * i.e., ARGI_INTEGER != ACPI_TYPE_INTEGER 252 * 253 * Note2: If and when 5 bits becomes insufficient, it would probably be best 254 * to convert to a 6-byte array of argument types, allowing 8 bits per argument. 255 */ 256 257 /* Single, simple types */ 258 259 #define ARGI_ANYTYPE 0x01 /* Don't care */ 260 #define ARGI_PACKAGE 0x02 261 #define ARGI_EVENT 0x03 262 #define ARGI_MUTEX 0x04 263 #define ARGI_DDBHANDLE 0x05 264 265 /* Interchangeable types (via implicit conversion) */ 266 267 #define ARGI_INTEGER 0x06 268 #define ARGI_STRING 0x07 269 #define ARGI_BUFFER 0x08 270 #define ARGI_BUFFER_OR_STRING 0x09 /* Used by MID op only */ 271 #define ARGI_COMPUTEDATA 0x0A /* Buffer, String, or Integer */ 272 273 /* Reference objects */ 274 275 #define ARGI_INTEGER_REF 0x0B 276 #define ARGI_OBJECT_REF 0x0C 277 #define ARGI_DEVICE_REF 0x0D 278 #define ARGI_REFERENCE 0x0E 279 #define ARGI_TARGETREF 0x0F /* Target, subject to implicit conversion */ 280 #define ARGI_SIMPLE_TARGET 0x10 /* Name, Local, Arg -- no implicit conversion */ 281 #define ARGI_STORE_TARGET 0x11 /* Target for store is TARGETREF + package objects */ 282 /* 283 * #define ARGI_FIXED_TARGET 0x10 Target, no implicit conversion 284 * 285 * Removed 10/2016. ARGI_FIXED_TARGET was used for these operators: 286 * from_BCD 287 * to_BCD 288 * to_decimal_string 289 * to_hex_string 290 * to_integer 291 * to_buffer 292 * The purpose of this type was to disable "implicit result conversion", 293 * but this was incorrect per the ACPI spec and other ACPI implementations. 294 * These operators now have the target operand defined as a normal 295 * ARGI_TARGETREF. 296 */ 297 298 /* Multiple/complex types */ 299 300 #define ARGI_DATAOBJECT 0x13 /* Buffer, String, package or reference to a node - Used only by size_of operator */ 301 #define ARGI_COMPLEXOBJ 0x14 /* Buffer, String, or package (Used by INDEX op only) */ 302 #define ARGI_REF_OR_STRING 0x15 /* Reference or String (Used by DEREFOF op only) */ 303 #define ARGI_REGION_OR_BUFFER 0x16 /* Used by LOAD op only */ 304 #define ARGI_DATAREFOBJ 0x17 305 306 /* Note: types above can expand to 0x1F maximum */ 307 308 #define ARGI_INVALID_OPCODE 0xFFFFFFFF 309 310 /* 311 * hash offsets 312 */ 313 #define AML_EXTOP_HASH_OFFSET 22 314 #define AML_LNOT_HASH_OFFSET 19 315 316 /* 317 * opcode groups and types 318 */ 319 #define OPGRP_NAMED 0x01 320 #define OPGRP_FIELD 0x02 321 #define OPGRP_BYTELIST 0x04 322 323 /* 324 * Opcode information 325 */ 326 327 /* Opcode flags */ 328 329 #define AML_LOGICAL 0x0001 330 #define AML_LOGICAL_NUMERIC 0x0002 331 #define AML_MATH 0x0004 332 #define AML_CREATE 0x0008 333 #define AML_FIELD 0x0010 334 #define AML_DEFER 0x0020 335 #define AML_NAMED 0x0040 336 #define AML_NSNODE 0x0080 337 #define AML_NSOPCODE 0x0100 338 #define AML_NSOBJECT 0x0200 339 #define AML_HAS_RETVAL 0x0400 340 #define AML_HAS_TARGET 0x0800 341 #define AML_HAS_ARGS 0x1000 342 #define AML_CONSTANT 0x2000 343 #define AML_NO_OPERAND_RESOLVE 0x4000 344 345 /* Convenient flag groupings */ 346 347 #define AML_FLAGS_EXEC_0A_0T_1R AML_HAS_RETVAL 348 #define AML_FLAGS_EXEC_1A_0T_0R AML_HAS_ARGS /* Monadic1 */ 349 #define AML_FLAGS_EXEC_1A_0T_1R AML_HAS_ARGS | AML_HAS_RETVAL /* Monadic2 */ 350 #define AML_FLAGS_EXEC_1A_1T_0R AML_HAS_ARGS | AML_HAS_TARGET 351 #define AML_FLAGS_EXEC_1A_1T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL /* monadic2_r */ 352 #define AML_FLAGS_EXEC_2A_0T_0R AML_HAS_ARGS /* Dyadic1 */ 353 #define AML_FLAGS_EXEC_2A_0T_1R AML_HAS_ARGS | AML_HAS_RETVAL /* Dyadic2 */ 354 #define AML_FLAGS_EXEC_2A_1T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL /* dyadic2_r */ 355 #define AML_FLAGS_EXEC_2A_2T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL 356 #define AML_FLAGS_EXEC_3A_0T_0R AML_HAS_ARGS 357 #define AML_FLAGS_EXEC_3A_1T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL 358 #define AML_FLAGS_EXEC_6A_0T_1R AML_HAS_ARGS | AML_HAS_RETVAL 359 360 /* 361 * The opcode Type is used in a dispatch table, do not change 362 * without updating the table. 363 */ 364 #define AML_TYPE_EXEC_0A_0T_1R 0x00 365 #define AML_TYPE_EXEC_1A_0T_0R 0x01 /* Monadic1 */ 366 #define AML_TYPE_EXEC_1A_0T_1R 0x02 /* Monadic2 */ 367 #define AML_TYPE_EXEC_1A_1T_0R 0x03 368 #define AML_TYPE_EXEC_1A_1T_1R 0x04 /* monadic2_r */ 369 #define AML_TYPE_EXEC_2A_0T_0R 0x05 /* Dyadic1 */ 370 #define AML_TYPE_EXEC_2A_0T_1R 0x06 /* Dyadic2 */ 371 #define AML_TYPE_EXEC_2A_1T_1R 0x07 /* dyadic2_r */ 372 #define AML_TYPE_EXEC_2A_2T_1R 0x08 373 #define AML_TYPE_EXEC_3A_0T_0R 0x09 374 #define AML_TYPE_EXEC_3A_1T_1R 0x0A 375 #define AML_TYPE_EXEC_6A_0T_1R 0x0B 376 /* End of types used in dispatch table */ 377 378 #define AML_TYPE_LITERAL 0x0B 379 #define AML_TYPE_CONSTANT 0x0C 380 #define AML_TYPE_METHOD_ARGUMENT 0x0D 381 #define AML_TYPE_LOCAL_VARIABLE 0x0E 382 #define AML_TYPE_DATA_TERM 0x0F 383 384 /* Generic for an op that returns a value */ 385 386 #define AML_TYPE_METHOD_CALL 0x10 387 388 /* Misc */ 389 390 #define AML_TYPE_CREATE_FIELD 0x11 391 #define AML_TYPE_CREATE_OBJECT 0x12 392 #define AML_TYPE_CONTROL 0x13 393 #define AML_TYPE_NAMED_NO_OBJ 0x14 394 #define AML_TYPE_NAMED_FIELD 0x15 395 #define AML_TYPE_NAMED_SIMPLE 0x16 396 #define AML_TYPE_NAMED_COMPLEX 0x17 397 #define AML_TYPE_RETURN 0x18 398 399 #define AML_TYPE_UNDEFINED 0x19 400 #define AML_TYPE_BOGUS 0x1A 401 402 /* AML Package Length encodings */ 403 404 #define ACPI_AML_PACKAGE_TYPE1 0x40 405 #define ACPI_AML_PACKAGE_TYPE2 0x4000 406 #define ACPI_AML_PACKAGE_TYPE3 0x400000 407 #define ACPI_AML_PACKAGE_TYPE4 0x40000000 408 409 /* 410 * Opcode classes 411 */ 412 #define AML_CLASS_EXECUTE 0x00 413 #define AML_CLASS_CREATE 0x01 414 #define AML_CLASS_ARGUMENT 0x02 415 #define AML_CLASS_NAMED_OBJECT 0x03 416 #define AML_CLASS_CONTROL 0x04 417 #define AML_CLASS_ASCII 0x05 418 #define AML_CLASS_PREFIX 0x06 419 #define AML_CLASS_INTERNAL 0x07 420 #define AML_CLASS_RETURN_VALUE 0x08 421 #define AML_CLASS_METHOD_CALL 0x09 422 #define AML_CLASS_UNKNOWN 0x0A 423 424 /* Comparison operation codes for match_op operator */ 425 426 typedef enum { 427 MATCH_MTR = 0, 428 MATCH_MEQ = 1, 429 MATCH_MLE = 2, 430 MATCH_MLT = 3, 431 MATCH_MGE = 4, 432 MATCH_MGT = 5 433 } AML_MATCH_OPERATOR; 434 435 #define MAX_MATCH_OPERATOR 5 436 437 /* 438 * field_flags 439 * 440 * This byte is extracted from the AML and includes three separate 441 * pieces of information about the field: 442 * 1) The field access type 443 * 2) The field update rule 444 * 3) The lock rule for the field 445 * 446 * Bits 00 - 03 : access_type (any_acc, byte_acc, etc.) 447 * 04 : lock_rule (1 == Lock) 448 * 05 - 06 : update_rule 449 */ 450 #define AML_FIELD_ACCESS_TYPE_MASK 0x0F 451 #define AML_FIELD_LOCK_RULE_MASK 0x10 452 #define AML_FIELD_UPDATE_RULE_MASK 0x60 453 454 /* 1) Field Access Types */ 455 456 typedef enum { 457 AML_FIELD_ACCESS_ANY = 0x00, 458 AML_FIELD_ACCESS_BYTE = 0x01, 459 AML_FIELD_ACCESS_WORD = 0x02, 460 AML_FIELD_ACCESS_DWORD = 0x03, 461 AML_FIELD_ACCESS_QWORD = 0x04, /* ACPI 2.0 */ 462 AML_FIELD_ACCESS_BUFFER = 0x05 /* ACPI 2.0 */ 463 } AML_ACCESS_TYPE; 464 465 /* 2) Field Lock Rules */ 466 467 typedef enum { 468 AML_FIELD_LOCK_NEVER = 0x00, 469 AML_FIELD_LOCK_ALWAYS = 0x10 470 } AML_LOCK_RULE; 471 472 /* 3) Field Update Rules */ 473 474 typedef enum { 475 AML_FIELD_UPDATE_PRESERVE = 0x00, 476 AML_FIELD_UPDATE_WRITE_AS_ONES = 0x20, 477 AML_FIELD_UPDATE_WRITE_AS_ZEROS = 0x40 478 } AML_UPDATE_RULE; 479 480 /* 481 * Field Access Attributes. 482 * This byte is extracted from the AML via the 483 * access_as keyword 484 */ 485 typedef enum { 486 AML_FIELD_ATTRIB_QUICK = 0x02, 487 AML_FIELD_ATTRIB_SEND_RCV = 0x04, 488 AML_FIELD_ATTRIB_BYTE = 0x06, 489 AML_FIELD_ATTRIB_WORD = 0x08, 490 AML_FIELD_ATTRIB_BLOCK = 0x0A, 491 AML_FIELD_ATTRIB_MULTIBYTE = 0x0B, 492 AML_FIELD_ATTRIB_WORD_CALL = 0x0C, 493 AML_FIELD_ATTRIB_BLOCK_CALL = 0x0D, 494 AML_FIELD_ATTRIB_RAW_BYTES = 0x0E, 495 AML_FIELD_ATTRIB_RAW_PROCESS = 0x0F 496 } AML_ACCESS_ATTRIBUTE; 497 498 /* Bit fields in the AML method_flags byte */ 499 500 #define AML_METHOD_ARG_COUNT 0x07 501 #define AML_METHOD_SERIALIZED 0x08 502 #define AML_METHOD_SYNC_LEVEL 0xF0 503 504 #endif /* __AMLCODE_H__ */ 505