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 - 2013, 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_DUAL_NAME_PREFIX (UINT16) 0x2e
69 #define AML_MULTI_NAME_PREFIX_OP (UINT16) 0x2f
70 #define AML_NAME_CHAR_SUBSEQ (UINT16) 0x30
71 #define AML_NAME_CHAR_FIRST (UINT16) 0x41
72 #define AML_EXTENDED_OP_PREFIX (UINT16) 0x5b
73 #define AML_ROOT_PREFIX (UINT16) 0x5c
74 #define AML_PARENT_PREFIX (UINT16) 0x5e
75 #define AML_LOCAL_OP (UINT16) 0x60
76 #define AML_LOCAL0 (UINT16) 0x60
77 #define AML_LOCAL1 (UINT16) 0x61
78 #define AML_LOCAL2 (UINT16) 0x62
79 #define AML_LOCAL3 (UINT16) 0x63
80 #define AML_LOCAL4 (UINT16) 0x64
81 #define AML_LOCAL5 (UINT16) 0x65
82 #define AML_LOCAL6 (UINT16) 0x66
83 #define AML_LOCAL7 (UINT16) 0x67
84 #define AML_ARG_OP (UINT16) 0x68
85 #define AML_ARG0 (UINT16) 0x68
86 #define AML_ARG1 (UINT16) 0x69
87 #define AML_ARG2 (UINT16) 0x6a
88 #define AML_ARG3 (UINT16) 0x6b
89 #define AML_ARG4 (UINT16) 0x6c
90 #define AML_ARG5 (UINT16) 0x6d
91 #define AML_ARG6 (UINT16) 0x6e
92 #define AML_STORE_OP (UINT16) 0x70
93 #define AML_REF_OF_OP (UINT16) 0x71
94 #define AML_ADD_OP (UINT16) 0x72
95 #define AML_CONCAT_OP (UINT16) 0x73
96 #define AML_SUBTRACT_OP (UINT16) 0x74
97 #define AML_INCREMENT_OP (UINT16) 0x75
98 #define AML_DECREMENT_OP (UINT16) 0x76
99 #define AML_MULTIPLY_OP (UINT16) 0x77
100 #define AML_DIVIDE_OP (UINT16) 0x78
101 #define AML_SHIFT_LEFT_OP (UINT16) 0x79
102 #define AML_SHIFT_RIGHT_OP (UINT16) 0x7a
103 #define AML_BIT_AND_OP (UINT16) 0x7b
104 #define AML_BIT_NAND_OP (UINT16) 0x7c
105 #define AML_BIT_OR_OP (UINT16) 0x7d
106 #define AML_BIT_NOR_OP (UINT16) 0x7e
107 #define AML_BIT_XOR_OP (UINT16) 0x7f
108 #define AML_BIT_NOT_OP (UINT16) 0x80
109 #define AML_FIND_SET_LEFT_BIT_OP (UINT16) 0x81
110 #define AML_FIND_SET_RIGHT_BIT_OP (UINT16) 0x82
111 #define AML_DEREF_OF_OP (UINT16) 0x83
112 #define AML_CONCAT_RES_OP (UINT16) 0x84 /* ACPI 2.0 */
113 #define AML_MOD_OP (UINT16) 0x85 /* ACPI 2.0 */
114 #define AML_NOTIFY_OP (UINT16) 0x86
115 #define AML_SIZE_OF_OP (UINT16) 0x87
116 #define AML_INDEX_OP (UINT16) 0x88
117 #define AML_MATCH_OP (UINT16) 0x89
118 #define AML_CREATE_DWORD_FIELD_OP (UINT16) 0x8a
119 #define AML_CREATE_WORD_FIELD_OP (UINT16) 0x8b
120 #define AML_CREATE_BYTE_FIELD_OP (UINT16) 0x8c
121 #define AML_CREATE_BIT_FIELD_OP (UINT16) 0x8d
122 #define AML_TYPE_OP (UINT16) 0x8e
123 #define AML_CREATE_QWORD_FIELD_OP (UINT16) 0x8f /* ACPI 2.0 */
124 #define AML_LAND_OP (UINT16) 0x90
125 #define AML_LOR_OP (UINT16) 0x91
126 #define AML_LNOT_OP (UINT16) 0x92
127 #define AML_LEQUAL_OP (UINT16) 0x93
128 #define AML_LGREATER_OP (UINT16) 0x94
129 #define AML_LLESS_OP (UINT16) 0x95
130 #define AML_TO_BUFFER_OP (UINT16) 0x96 /* ACPI 2.0 */
131 #define AML_TO_DECSTRING_OP (UINT16) 0x97 /* ACPI 2.0 */
132 #define AML_TO_HEXSTRING_OP (UINT16) 0x98 /* ACPI 2.0 */
133 #define AML_TO_INTEGER_OP (UINT16) 0x99 /* ACPI 2.0 */
134 #define AML_TO_STRING_OP (UINT16) 0x9c /* ACPI 2.0 */
135 #define AML_COPY_OP (UINT16) 0x9d /* ACPI 2.0 */
136 #define AML_MID_OP (UINT16) 0x9e /* ACPI 2.0 */
137 #define AML_CONTINUE_OP (UINT16) 0x9f /* ACPI 2.0 */
138 #define AML_IF_OP (UINT16) 0xa0
139 #define AML_ELSE_OP (UINT16) 0xa1
140 #define AML_WHILE_OP (UINT16) 0xa2
141 #define AML_NOOP_OP (UINT16) 0xa3
142 #define AML_RETURN_OP (UINT16) 0xa4
143 #define AML_BREAK_OP (UINT16) 0xa5
144 #define AML_BREAK_POINT_OP (UINT16) 0xcc
145 #define AML_ONES_OP (UINT16) 0xff
146
147 /* prefixed opcodes */
148
149 #define AML_EXTENDED_OPCODE (UINT16) 0x5b00 /* prefix for 2-byte opcodes */
150
151 #define AML_MUTEX_OP (UINT16) 0x5b01
152 #define AML_EVENT_OP (UINT16) 0x5b02
153 #define AML_SHIFT_RIGHT_BIT_OP (UINT16) 0x5b10
154 #define AML_SHIFT_LEFT_BIT_OP (UINT16) 0x5b11
155 #define AML_COND_REF_OF_OP (UINT16) 0x5b12
156 #define AML_CREATE_FIELD_OP (UINT16) 0x5b13
157 #define AML_LOAD_TABLE_OP (UINT16) 0x5b1f /* ACPI 2.0 */
158 #define AML_LOAD_OP (UINT16) 0x5b20
159 #define AML_STALL_OP (UINT16) 0x5b21
160 #define AML_SLEEP_OP (UINT16) 0x5b22
161 #define AML_ACQUIRE_OP (UINT16) 0x5b23
162 #define AML_SIGNAL_OP (UINT16) 0x5b24
163 #define AML_WAIT_OP (UINT16) 0x5b25
164 #define AML_RESET_OP (UINT16) 0x5b26
165 #define AML_RELEASE_OP (UINT16) 0x5b27
166 #define AML_FROM_BCD_OP (UINT16) 0x5b28
167 #define AML_TO_BCD_OP (UINT16) 0x5b29
168 #define AML_UNLOAD_OP (UINT16) 0x5b2a
169 #define AML_REVISION_OP (UINT16) 0x5b30
170 #define AML_DEBUG_OP (UINT16) 0x5b31
171 #define AML_FATAL_OP (UINT16) 0x5b32
172 #define AML_TIMER_OP (UINT16) 0x5b33 /* ACPI 3.0 */
173 #define AML_REGION_OP (UINT16) 0x5b80
174 #define AML_FIELD_OP (UINT16) 0x5b81
175 #define AML_DEVICE_OP (UINT16) 0x5b82
176 #define AML_PROCESSOR_OP (UINT16) 0x5b83
177 #define AML_POWER_RES_OP (UINT16) 0x5b84
178 #define AML_THERMAL_ZONE_OP (UINT16) 0x5b85
179 #define AML_INDEX_FIELD_OP (UINT16) 0x5b86
180 #define AML_BANK_FIELD_OP (UINT16) 0x5b87
181 #define AML_DATA_REGION_OP (UINT16) 0x5b88 /* ACPI 2.0 */
182
183
184 /*
185 * Combination opcodes (actually two one-byte opcodes)
186 * Used by the disassembler and iASL compiler
187 */
188 #define AML_LGREATEREQUAL_OP (UINT16) 0x9295
189 #define AML_LLESSEQUAL_OP (UINT16) 0x9294
190 #define AML_LNOTEQUAL_OP (UINT16) 0x9293
191
192
193 /*
194 * Opcodes for "Field" operators
195 */
196 #define AML_FIELD_OFFSET_OP (UINT8) 0x00
197 #define AML_FIELD_ACCESS_OP (UINT8) 0x01
198 #define AML_FIELD_CONNECTION_OP (UINT8) 0x02 /* ACPI 5.0 */
199 #define AML_FIELD_EXT_ACCESS_OP (UINT8) 0x03 /* ACPI 5.0 */
200
201
202 /*
203 * Internal opcodes
204 * Use only "Unknown" AML opcodes, don't attempt to use
205 * any valid ACPI ASCII values (A-Z, 0-9, '-')
206 */
207 #define AML_INT_NAMEPATH_OP (UINT16) 0x002d
208 #define AML_INT_NAMEDFIELD_OP (UINT16) 0x0030
209 #define AML_INT_RESERVEDFIELD_OP (UINT16) 0x0031
210 #define AML_INT_ACCESSFIELD_OP (UINT16) 0x0032
211 #define AML_INT_BYTELIST_OP (UINT16) 0x0033
212 #define AML_INT_STATICSTRING_OP (UINT16) 0x0034
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
245
246 /*
247 * Resolved argument types for the AML Interpreter
248 * Each field in the ArgTypes UINT32 is 5 bits, allowing for a maximum of 6 arguments.
249 * There can be up to 31 unique argument types (0 is end-of-arg-list indicator)
250 *
251 * Note1: These values are completely independent from the ACPI_TYPEs
252 * i.e., ARGI_INTEGER != ACPI_TYPE_INTEGER
253 *
254 * Note2: If and when 5 bits becomes insufficient, it would probably be best
255 * to convert to a 6-byte array of argument types, allowing 8 bits per argument.
256 */
257
258 /* Single, simple types */
259
260 #define ARGI_ANYTYPE 0x01 /* Don't care */
261 #define ARGI_PACKAGE 0x02
262 #define ARGI_EVENT 0x03
263 #define ARGI_MUTEX 0x04
264 #define ARGI_DDBHANDLE 0x05
265
266 /* Interchangeable types (via implicit conversion) */
267
268 #define ARGI_INTEGER 0x06
269 #define ARGI_STRING 0x07
270 #define ARGI_BUFFER 0x08
271 #define ARGI_BUFFER_OR_STRING 0x09 /* Used by MID op only */
272 #define ARGI_COMPUTEDATA 0x0A /* Buffer, String, or Integer */
273
274 /* Reference objects */
275
276 #define ARGI_INTEGER_REF 0x0B
277 #define ARGI_OBJECT_REF 0x0C
278 #define ARGI_DEVICE_REF 0x0D
279 #define ARGI_REFERENCE 0x0E
280 #define ARGI_TARGETREF 0x0F /* Target, subject to implicit conversion */
281 #define ARGI_FIXED_TARGET 0x10 /* Target, no implicit conversion */
282 #define ARGI_SIMPLE_TARGET 0x11 /* Name, Local, Arg -- no implicit conversion */
283
284 /* Multiple/complex types */
285
286 #define ARGI_DATAOBJECT 0x12 /* Buffer, String, package or reference to a Node - Used only by SizeOf operator*/
287 #define ARGI_COMPLEXOBJ 0x13 /* Buffer, String, or package (Used by INDEX op only) */
288 #define ARGI_REF_OR_STRING 0x14 /* Reference or String (Used by DEREFOF op only) */
289 #define ARGI_REGION_OR_BUFFER 0x15 /* Used by LOAD op only */
290 #define ARGI_DATAREFOBJ 0x16
291
292 /* Note: types above can expand to 0x1F maximum */
293
294 #define ARGI_INVALID_OPCODE 0xFFFFFFFF
295
296
297 /*
298 * hash offsets
299 */
300 #define AML_EXTOP_HASH_OFFSET 22
301 #define AML_LNOT_HASH_OFFSET 19
302
303
304 /*
305 * opcode groups and types
306 */
307 #define OPGRP_NAMED 0x01
308 #define OPGRP_FIELD 0x02
309 #define OPGRP_BYTELIST 0x04
310
311
312 /*
313 * Opcode information
314 */
315
316 /* Opcode flags */
317
318 #define AML_LOGICAL 0x0001
319 #define AML_LOGICAL_NUMERIC 0x0002
320 #define AML_MATH 0x0004
321 #define AML_CREATE 0x0008
322 #define AML_FIELD 0x0010
323 #define AML_DEFER 0x0020
324 #define AML_NAMED 0x0040
325 #define AML_NSNODE 0x0080
326 #define AML_NSOPCODE 0x0100
327 #define AML_NSOBJECT 0x0200
328 #define AML_HAS_RETVAL 0x0400
329 #define AML_HAS_TARGET 0x0800
330 #define AML_HAS_ARGS 0x1000
331 #define AML_CONSTANT 0x2000
332 #define AML_NO_OPERAND_RESOLVE 0x4000
333
334 /* Convenient flag groupings */
335
336 #define AML_FLAGS_EXEC_0A_0T_1R AML_HAS_RETVAL
337 #define AML_FLAGS_EXEC_1A_0T_0R AML_HAS_ARGS /* Monadic1 */
338 #define AML_FLAGS_EXEC_1A_0T_1R AML_HAS_ARGS | AML_HAS_RETVAL /* Monadic2 */
339 #define AML_FLAGS_EXEC_1A_1T_0R AML_HAS_ARGS | AML_HAS_TARGET
340 #define AML_FLAGS_EXEC_1A_1T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL /* Monadic2R */
341 #define AML_FLAGS_EXEC_2A_0T_0R AML_HAS_ARGS /* Dyadic1 */
342 #define AML_FLAGS_EXEC_2A_0T_1R AML_HAS_ARGS | AML_HAS_RETVAL /* Dyadic2 */
343 #define AML_FLAGS_EXEC_2A_1T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL /* Dyadic2R */
344 #define AML_FLAGS_EXEC_2A_2T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL
345 #define AML_FLAGS_EXEC_3A_0T_0R AML_HAS_ARGS
346 #define AML_FLAGS_EXEC_3A_1T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL
347 #define AML_FLAGS_EXEC_6A_0T_1R AML_HAS_ARGS | AML_HAS_RETVAL
348
349
350 /*
351 * The opcode Type is used in a dispatch table, do not change
352 * without updating the table.
353 */
354 #define AML_TYPE_EXEC_0A_0T_1R 0x00
355 #define AML_TYPE_EXEC_1A_0T_0R 0x01 /* Monadic1 */
356 #define AML_TYPE_EXEC_1A_0T_1R 0x02 /* Monadic2 */
357 #define AML_TYPE_EXEC_1A_1T_0R 0x03
358 #define AML_TYPE_EXEC_1A_1T_1R 0x04 /* Monadic2R */
359 #define AML_TYPE_EXEC_2A_0T_0R 0x05 /* Dyadic1 */
360 #define AML_TYPE_EXEC_2A_0T_1R 0x06 /* Dyadic2 */
361 #define AML_TYPE_EXEC_2A_1T_1R 0x07 /* Dyadic2R */
362 #define AML_TYPE_EXEC_2A_2T_1R 0x08
363 #define AML_TYPE_EXEC_3A_0T_0R 0x09
364 #define AML_TYPE_EXEC_3A_1T_1R 0x0A
365 #define AML_TYPE_EXEC_6A_0T_1R 0x0B
366 /* End of types used in dispatch table */
367
368 #define AML_TYPE_LITERAL 0x0B
369 #define AML_TYPE_CONSTANT 0x0C
370 #define AML_TYPE_METHOD_ARGUMENT 0x0D
371 #define AML_TYPE_LOCAL_VARIABLE 0x0E
372 #define AML_TYPE_DATA_TERM 0x0F
373
374 /* Generic for an op that returns a value */
375
376 #define AML_TYPE_METHOD_CALL 0x10
377
378 /* Misc */
379
380 #define AML_TYPE_CREATE_FIELD 0x11
381 #define AML_TYPE_CREATE_OBJECT 0x12
382 #define AML_TYPE_CONTROL 0x13
383 #define AML_TYPE_NAMED_NO_OBJ 0x14
384 #define AML_TYPE_NAMED_FIELD 0x15
385 #define AML_TYPE_NAMED_SIMPLE 0x16
386 #define AML_TYPE_NAMED_COMPLEX 0x17
387 #define AML_TYPE_RETURN 0x18
388
389 #define AML_TYPE_UNDEFINED 0x19
390 #define AML_TYPE_BOGUS 0x1A
391
392 /* AML Package Length encodings */
393
394 #define ACPI_AML_PACKAGE_TYPE1 0x40
395 #define ACPI_AML_PACKAGE_TYPE2 0x4000
396 #define ACPI_AML_PACKAGE_TYPE3 0x400000
397 #define ACPI_AML_PACKAGE_TYPE4 0x40000000
398
399 /*
400 * Opcode classes
401 */
402 #define AML_CLASS_EXECUTE 0x00
403 #define AML_CLASS_CREATE 0x01
404 #define AML_CLASS_ARGUMENT 0x02
405 #define AML_CLASS_NAMED_OBJECT 0x03
406 #define AML_CLASS_CONTROL 0x04
407 #define AML_CLASS_ASCII 0x05
408 #define AML_CLASS_PREFIX 0x06
409 #define AML_CLASS_INTERNAL 0x07
410 #define AML_CLASS_RETURN_VALUE 0x08
411 #define AML_CLASS_METHOD_CALL 0x09
412 #define AML_CLASS_UNKNOWN 0x0A
413
414
415 /* Comparison operation codes for MatchOp operator */
416
417 typedef enum
418 {
419 MATCH_MTR = 0,
420 MATCH_MEQ = 1,
421 MATCH_MLE = 2,
422 MATCH_MLT = 3,
423 MATCH_MGE = 4,
424 MATCH_MGT = 5
425
426 } AML_MATCH_OPERATOR;
427
428 #define MAX_MATCH_OPERATOR 5
429
430
431 /*
432 * FieldFlags
433 *
434 * This byte is extracted from the AML and includes three separate
435 * pieces of information about the field:
436 * 1) The field access type
437 * 2) The field update rule
438 * 3) The lock rule for the field
439 *
440 * Bits 00 - 03 : AccessType (AnyAcc, ByteAcc, etc.)
441 * 04 : LockRule (1 == Lock)
442 * 05 - 06 : UpdateRule
443 */
444 #define AML_FIELD_ACCESS_TYPE_MASK 0x0F
445 #define AML_FIELD_LOCK_RULE_MASK 0x10
446 #define AML_FIELD_UPDATE_RULE_MASK 0x60
447
448
449 /* 1) Field Access Types */
450
451 typedef enum
452 {
453 AML_FIELD_ACCESS_ANY = 0x00,
454 AML_FIELD_ACCESS_BYTE = 0x01,
455 AML_FIELD_ACCESS_WORD = 0x02,
456 AML_FIELD_ACCESS_DWORD = 0x03,
457 AML_FIELD_ACCESS_QWORD = 0x04, /* ACPI 2.0 */
458 AML_FIELD_ACCESS_BUFFER = 0x05 /* ACPI 2.0 */
459
460 } AML_ACCESS_TYPE;
461
462
463 /* 2) Field Lock Rules */
464
465 typedef enum
466 {
467 AML_FIELD_LOCK_NEVER = 0x00,
468 AML_FIELD_LOCK_ALWAYS = 0x10
469
470 } AML_LOCK_RULE;
471
472
473 /* 3) Field Update Rules */
474
475 typedef enum
476 {
477 AML_FIELD_UPDATE_PRESERVE = 0x00,
478 AML_FIELD_UPDATE_WRITE_AS_ONES = 0x20,
479 AML_FIELD_UPDATE_WRITE_AS_ZEROS = 0x40
480
481 } AML_UPDATE_RULE;
482
483
484 /*
485 * Field Access Attributes.
486 * This byte is extracted from the AML via the
487 * AccessAs keyword
488 */
489 typedef enum
490 {
491 AML_FIELD_ATTRIB_QUICK = 0x02,
492 AML_FIELD_ATTRIB_SEND_RCV = 0x04,
493 AML_FIELD_ATTRIB_BYTE = 0x06,
494 AML_FIELD_ATTRIB_WORD = 0x08,
495 AML_FIELD_ATTRIB_BLOCK = 0x0A,
496 AML_FIELD_ATTRIB_MULTIBYTE = 0x0B,
497 AML_FIELD_ATTRIB_WORD_CALL = 0x0C,
498 AML_FIELD_ATTRIB_BLOCK_CALL = 0x0D,
499 AML_FIELD_ATTRIB_RAW_BYTES = 0x0E,
500 AML_FIELD_ATTRIB_RAW_PROCESS = 0x0F
501
502 } AML_ACCESS_ATTRIBUTE;
503
504
505 /* Bit fields in the AML MethodFlags byte */
506
507 #define AML_METHOD_ARG_COUNT 0x07
508 #define AML_METHOD_SERIALIZED 0x08
509 #define AML_METHOD_SYNC_LEVEL 0xF0
510
511
512 #endif /* __AMLCODE_H__ */