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 - 2016, 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
247/*
248 * Resolved argument types for the AML Interpreter
249 * Each field in the ArgTypes UINT32 is 5 bits, allowing for a maximum of 6 arguments.
250 * There can be up to 31 unique argument types (0 is end-of-arg-list indicator)
251 *
252 * Note1: These values are completely independent from the ACPI_TYPEs
253 * i.e., ARGI_INTEGER != ACPI_TYPE_INTEGER
254 *
255 * Note2: If and when 5 bits becomes insufficient, it would probably be best
256 * to convert to a 6-byte array of argument types, allowing 8 bits per argument.
257 */
258
259/* Single, simple types */
260
261#define ARGI_ANYTYPE 0x01 /* Don't care */
262#define ARGI_PACKAGE 0x02
263#define ARGI_EVENT 0x03
264#define ARGI_MUTEX 0x04
265#define ARGI_DDBHANDLE 0x05
266
267/* Interchangeable types (via implicit conversion) */
268
269#define ARGI_INTEGER 0x06
270#define ARGI_STRING 0x07
271#define ARGI_BUFFER 0x08
272#define ARGI_BUFFER_OR_STRING 0x09 /* Used by MID op only */
273#define ARGI_COMPUTEDATA 0x0A /* Buffer, String, or Integer */
274
275/* Reference objects */
276
277#define ARGI_INTEGER_REF 0x0B
278#define ARGI_OBJECT_REF 0x0C
279#define ARGI_DEVICE_REF 0x0D
280#define ARGI_REFERENCE 0x0E
281#define ARGI_TARGETREF 0x0F /* Target, subject to implicit conversion */
282#define ARGI_FIXED_TARGET 0x10 /* Target, no implicit conversion */
283#define ARGI_SIMPLE_TARGET 0x11 /* Name, Local, Arg -- no implicit conversion */
284#define ARGI_STORE_TARGET 0x12 /* Target for store is TARGETREF + package objects */
285
286/* Multiple/complex types */
287
288#define ARGI_DATAOBJECT 0x13 /* Buffer, String, package or reference to a Node - Used only by SizeOf operator*/
289#define ARGI_COMPLEXOBJ 0x14 /* Buffer, String, or package (Used by INDEX op only) */
290#define ARGI_REF_OR_STRING 0x15 /* Reference or String (Used by DEREFOF op only) */
291#define ARGI_REGION_OR_BUFFER 0x16 /* Used by LOAD op only */
292#define ARGI_DATAREFOBJ 0x17
293
294/* Note: types above can expand to 0x1F maximum */
295
296#define ARGI_INVALID_OPCODE 0xFFFFFFFF
297
298
299/*
300 * hash offsets
301 */
302#define AML_EXTOP_HASH_OFFSET 22
303#define AML_LNOT_HASH_OFFSET 19
304
305
306/*
307 * opcode groups and types
308 */
309#define OPGRP_NAMED 0x01
310#define OPGRP_FIELD 0x02
311#define OPGRP_BYTELIST 0x04
312
313
314/*
315 * Opcode information
316 */
317
318/* Opcode flags */
319
320#define AML_LOGICAL 0x0001
321#define AML_LOGICAL_NUMERIC 0x0002
322#define AML_MATH 0x0004
323#define AML_CREATE 0x0008
324#define AML_FIELD 0x0010
325#define AML_DEFER 0x0020
326#define AML_NAMED 0x0040
327#define AML_NSNODE 0x0080
328#define AML_NSOPCODE 0x0100
329#define AML_NSOBJECT 0x0200
330#define AML_HAS_RETVAL 0x0400
331#define AML_HAS_TARGET 0x0800
332#define AML_HAS_ARGS 0x1000
333#define AML_CONSTANT 0x2000
334#define AML_NO_OPERAND_RESOLVE 0x4000
335
336/* Convenient flag groupings */
337
338#define AML_FLAGS_EXEC_0A_0T_1R AML_HAS_RETVAL
339#define AML_FLAGS_EXEC_1A_0T_0R AML_HAS_ARGS /* Monadic1 */
340#define AML_FLAGS_EXEC_1A_0T_1R AML_HAS_ARGS | AML_HAS_RETVAL /* Monadic2 */
341#define AML_FLAGS_EXEC_1A_1T_0R AML_HAS_ARGS | AML_HAS_TARGET
342#define AML_FLAGS_EXEC_1A_1T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL /* Monadic2R */
343#define AML_FLAGS_EXEC_2A_0T_0R AML_HAS_ARGS /* Dyadic1 */
344#define AML_FLAGS_EXEC_2A_0T_1R AML_HAS_ARGS | AML_HAS_RETVAL /* Dyadic2 */
345#define AML_FLAGS_EXEC_2A_1T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL /* Dyadic2R */
346#define AML_FLAGS_EXEC_2A_2T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL
347#define AML_FLAGS_EXEC_3A_0T_0R AML_HAS_ARGS
348#define AML_FLAGS_EXEC_3A_1T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL
349#define AML_FLAGS_EXEC_6A_0T_1R AML_HAS_ARGS | AML_HAS_RETVAL
350
351
352/*
353 * The opcode Type is used in a dispatch table, do not change
354 * without updating the table.
355 */
356#define AML_TYPE_EXEC_0A_0T_1R 0x00
357#define AML_TYPE_EXEC_1A_0T_0R 0x01 /* Monadic1 */
358#define AML_TYPE_EXEC_1A_0T_1R 0x02 /* Monadic2 */
359#define AML_TYPE_EXEC_1A_1T_0R 0x03
360#define AML_TYPE_EXEC_1A_1T_1R 0x04 /* Monadic2R */
361#define AML_TYPE_EXEC_2A_0T_0R 0x05 /* Dyadic1 */
362#define AML_TYPE_EXEC_2A_0T_1R 0x06 /* Dyadic2 */
363#define AML_TYPE_EXEC_2A_1T_1R 0x07 /* Dyadic2R */
364#define AML_TYPE_EXEC_2A_2T_1R 0x08
365#define AML_TYPE_EXEC_3A_0T_0R 0x09
366#define AML_TYPE_EXEC_3A_1T_1R 0x0A
367#define AML_TYPE_EXEC_6A_0T_1R 0x0B
368/* End of types used in dispatch table */
369
370#define AML_TYPE_LITERAL 0x0B
371#define AML_TYPE_CONSTANT 0x0C
372#define AML_TYPE_METHOD_ARGUMENT 0x0D
373#define AML_TYPE_LOCAL_VARIABLE 0x0E
374#define AML_TYPE_DATA_TERM 0x0F
375
376/* Generic for an op that returns a value */
377
378#define AML_TYPE_METHOD_CALL 0x10
379
380/* Misc */
381
382#define AML_TYPE_CREATE_FIELD 0x11
383#define AML_TYPE_CREATE_OBJECT 0x12
384#define AML_TYPE_CONTROL 0x13
385#define AML_TYPE_NAMED_NO_OBJ 0x14
386#define AML_TYPE_NAMED_FIELD 0x15
387#define AML_TYPE_NAMED_SIMPLE 0x16
388#define AML_TYPE_NAMED_COMPLEX 0x17
389#define AML_TYPE_RETURN 0x18
390
391#define AML_TYPE_UNDEFINED 0x19
392#define AML_TYPE_BOGUS 0x1A
393
394/* AML Package Length encodings */
395
396#define ACPI_AML_PACKAGE_TYPE1 0x40
397#define ACPI_AML_PACKAGE_TYPE2 0x4000
398#define ACPI_AML_PACKAGE_TYPE3 0x400000
399#define ACPI_AML_PACKAGE_TYPE4 0x40000000
400
401/*
402 * Opcode classes
403 */
404#define AML_CLASS_EXECUTE 0x00
405#define AML_CLASS_CREATE 0x01
406#define AML_CLASS_ARGUMENT 0x02
407#define AML_CLASS_NAMED_OBJECT 0x03
408#define AML_CLASS_CONTROL 0x04
409#define AML_CLASS_ASCII 0x05
410#define AML_CLASS_PREFIX 0x06
411#define AML_CLASS_INTERNAL 0x07
412#define AML_CLASS_RETURN_VALUE 0x08
413#define AML_CLASS_METHOD_CALL 0x09
414#define AML_CLASS_UNKNOWN 0x0A
415
416
417/* Comparison operation codes for MatchOp operator */
418
419typedef enum
420{
421 MATCH_MTR = 0,
422 MATCH_MEQ = 1,
423 MATCH_MLE = 2,
424 MATCH_MLT = 3,
425 MATCH_MGE = 4,
426 MATCH_MGT = 5
427
428} AML_MATCH_OPERATOR;
429
430#define MAX_MATCH_OPERATOR 5
431
432
433/*
434 * FieldFlags
435 *
436 * This byte is extracted from the AML and includes three separate
437 * pieces of information about the field:
438 * 1) The field access type
439 * 2) The field update rule
440 * 3) The lock rule for the field
441 *
442 * Bits 00 - 03 : AccessType (AnyAcc, ByteAcc, etc.)
443 * 04 : LockRule (1 == Lock)
444 * 05 - 06 : UpdateRule
445 */
446#define AML_FIELD_ACCESS_TYPE_MASK 0x0F
447#define AML_FIELD_LOCK_RULE_MASK 0x10
448#define AML_FIELD_UPDATE_RULE_MASK 0x60
449
450
451/* 1) Field Access Types */
452
453typedef enum
454{
455 AML_FIELD_ACCESS_ANY = 0x00,
456 AML_FIELD_ACCESS_BYTE = 0x01,
457 AML_FIELD_ACCESS_WORD = 0x02,
458 AML_FIELD_ACCESS_DWORD = 0x03,
459 AML_FIELD_ACCESS_QWORD = 0x04, /* ACPI 2.0 */
460 AML_FIELD_ACCESS_BUFFER = 0x05 /* ACPI 2.0 */
461
462} AML_ACCESS_TYPE;
463
464
465/* 2) Field Lock Rules */
466
467typedef enum
468{
469 AML_FIELD_LOCK_NEVER = 0x00,
470 AML_FIELD_LOCK_ALWAYS = 0x10
471
472} AML_LOCK_RULE;
473
474
475/* 3) Field Update Rules */
476
477typedef enum
478{
479 AML_FIELD_UPDATE_PRESERVE = 0x00,
480 AML_FIELD_UPDATE_WRITE_AS_ONES = 0x20,
481 AML_FIELD_UPDATE_WRITE_AS_ZEROS = 0x40
482
483} AML_UPDATE_RULE;
484
485
486/*
487 * Field Access Attributes.
488 * This byte is extracted from the AML via the
489 * AccessAs keyword
490 */
491typedef enum
492{
493 AML_FIELD_ATTRIB_QUICK = 0x02,
494 AML_FIELD_ATTRIB_SEND_RCV = 0x04,
495 AML_FIELD_ATTRIB_BYTE = 0x06,
496 AML_FIELD_ATTRIB_WORD = 0x08,
497 AML_FIELD_ATTRIB_BLOCK = 0x0A,
498 AML_FIELD_ATTRIB_MULTIBYTE = 0x0B,
499 AML_FIELD_ATTRIB_WORD_CALL = 0x0C,
500 AML_FIELD_ATTRIB_BLOCK_CALL = 0x0D,
501 AML_FIELD_ATTRIB_RAW_BYTES = 0x0E,
502 AML_FIELD_ATTRIB_RAW_PROCESS = 0x0F
503
504} AML_ACCESS_ATTRIBUTE;
505
506
507/* Bit fields in the AML MethodFlags byte */
508
509#define AML_METHOD_ARG_COUNT 0x07
510#define AML_METHOD_SERIALIZED 0x08
511#define AML_METHOD_SYNC_LEVEL 0xF0
512
513
514#endif /* __AMLCODE_H__ */
515