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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/******************************************************************************
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/*
Bob Moore4a90c7e2006-01-13 16:22:00 -050010 * Copyright (C) 2000 - 2006, R. Byron Moore
Linus Torvalds1da177e2005-04-16 15:20:36 -070011 * 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
Len Brown4be44fc2005-08-05 00:44:28 -040062#define AML_QWORD_OP (u16) 0x0e /* ACPI 2.0 */
Linus Torvalds1da177e2005-04-16 15:20:36 -070063#define AML_SCOPE_OP (u16) 0x10
64#define AML_BUFFER_OP (u16) 0x11
65#define AML_PACKAGE_OP (u16) 0x12
Len Brown4be44fc2005-08-05 00:44:28 -040066#define AML_VAR_PACKAGE_OP (u16) 0x13 /* ACPI 2.0 */
Linus Torvalds1da177e2005-04-16 15:20:36 -070067#define AML_METHOD_OP (u16) 0x14
68#define AML_DUAL_NAME_PREFIX (u16) 0x2e
69#define AML_MULTI_NAME_PREFIX_OP (u16) 0x2f
70#define AML_NAME_CHAR_SUBSEQ (u16) 0x30
71#define AML_NAME_CHAR_FIRST (u16) 0x41
Robert Moore73459f72005-06-24 00:00:00 -040072#define AML_EXTENDED_OP_PREFIX (u16) 0x5b
Linus Torvalds1da177e2005-04-16 15:20:36 -070073#define AML_ROOT_PREFIX (u16) 0x5c
74#define AML_PARENT_PREFIX (u16) 0x5e
75#define AML_LOCAL_OP (u16) 0x60
76#define AML_LOCAL0 (u16) 0x60
77#define AML_LOCAL1 (u16) 0x61
78#define AML_LOCAL2 (u16) 0x62
79#define AML_LOCAL3 (u16) 0x63
80#define AML_LOCAL4 (u16) 0x64
81#define AML_LOCAL5 (u16) 0x65
82#define AML_LOCAL6 (u16) 0x66
83#define AML_LOCAL7 (u16) 0x67
84#define AML_ARG_OP (u16) 0x68
85#define AML_ARG0 (u16) 0x68
86#define AML_ARG1 (u16) 0x69
87#define AML_ARG2 (u16) 0x6a
88#define AML_ARG3 (u16) 0x6b
89#define AML_ARG4 (u16) 0x6c
90#define AML_ARG5 (u16) 0x6d
91#define AML_ARG6 (u16) 0x6e
92#define AML_STORE_OP (u16) 0x70
93#define AML_REF_OF_OP (u16) 0x71
94#define AML_ADD_OP (u16) 0x72
95#define AML_CONCAT_OP (u16) 0x73
96#define AML_SUBTRACT_OP (u16) 0x74
97#define AML_INCREMENT_OP (u16) 0x75
98#define AML_DECREMENT_OP (u16) 0x76
99#define AML_MULTIPLY_OP (u16) 0x77
100#define AML_DIVIDE_OP (u16) 0x78
101#define AML_SHIFT_LEFT_OP (u16) 0x79
102#define AML_SHIFT_RIGHT_OP (u16) 0x7a
103#define AML_BIT_AND_OP (u16) 0x7b
104#define AML_BIT_NAND_OP (u16) 0x7c
105#define AML_BIT_OR_OP (u16) 0x7d
106#define AML_BIT_NOR_OP (u16) 0x7e
107#define AML_BIT_XOR_OP (u16) 0x7f
108#define AML_BIT_NOT_OP (u16) 0x80
109#define AML_FIND_SET_LEFT_BIT_OP (u16) 0x81
110#define AML_FIND_SET_RIGHT_BIT_OP (u16) 0x82
111#define AML_DEREF_OF_OP (u16) 0x83
Len Brown4be44fc2005-08-05 00:44:28 -0400112#define AML_CONCAT_RES_OP (u16) 0x84 /* ACPI 2.0 */
113#define AML_MOD_OP (u16) 0x85 /* ACPI 2.0 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700114#define AML_NOTIFY_OP (u16) 0x86
115#define AML_SIZE_OF_OP (u16) 0x87
116#define AML_INDEX_OP (u16) 0x88
117#define AML_MATCH_OP (u16) 0x89
118#define AML_CREATE_DWORD_FIELD_OP (u16) 0x8a
119#define AML_CREATE_WORD_FIELD_OP (u16) 0x8b
120#define AML_CREATE_BYTE_FIELD_OP (u16) 0x8c
121#define AML_CREATE_BIT_FIELD_OP (u16) 0x8d
122#define AML_TYPE_OP (u16) 0x8e
Len Brown4be44fc2005-08-05 00:44:28 -0400123#define AML_CREATE_QWORD_FIELD_OP (u16) 0x8f /* ACPI 2.0 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700124#define AML_LAND_OP (u16) 0x90
125#define AML_LOR_OP (u16) 0x91
126#define AML_LNOT_OP (u16) 0x92
127#define AML_LEQUAL_OP (u16) 0x93
128#define AML_LGREATER_OP (u16) 0x94
129#define AML_LLESS_OP (u16) 0x95
Len Brown4be44fc2005-08-05 00:44:28 -0400130#define AML_TO_BUFFER_OP (u16) 0x96 /* ACPI 2.0 */
131#define AML_TO_DECSTRING_OP (u16) 0x97 /* ACPI 2.0 */
132#define AML_TO_HEXSTRING_OP (u16) 0x98 /* ACPI 2.0 */
133#define AML_TO_INTEGER_OP (u16) 0x99 /* ACPI 2.0 */
134#define AML_TO_STRING_OP (u16) 0x9c /* ACPI 2.0 */
135#define AML_COPY_OP (u16) 0x9d /* ACPI 2.0 */
136#define AML_MID_OP (u16) 0x9e /* ACPI 2.0 */
137#define AML_CONTINUE_OP (u16) 0x9f /* ACPI 2.0 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700138#define AML_IF_OP (u16) 0xa0
139#define AML_ELSE_OP (u16) 0xa1
140#define AML_WHILE_OP (u16) 0xa2
141#define AML_NOOP_OP (u16) 0xa3
142#define AML_RETURN_OP (u16) 0xa4
143#define AML_BREAK_OP (u16) 0xa5
144#define AML_BREAK_POINT_OP (u16) 0xcc
145#define AML_ONES_OP (u16) 0xff
146
147/* prefixed opcodes */
148
Len Brown4be44fc2005-08-05 00:44:28 -0400149#define AML_EXTENDED_OPCODE (u16) 0x5b00 /* prefix for 2-byte opcodes */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700150
151#define AML_MUTEX_OP (u16) 0x5b01
152#define AML_EVENT_OP (u16) 0x5b02
153#define AML_SHIFT_RIGHT_BIT_OP (u16) 0x5b10
154#define AML_SHIFT_LEFT_BIT_OP (u16) 0x5b11
155#define AML_COND_REF_OF_OP (u16) 0x5b12
156#define AML_CREATE_FIELD_OP (u16) 0x5b13
Len Brown4be44fc2005-08-05 00:44:28 -0400157#define AML_LOAD_TABLE_OP (u16) 0x5b1f /* ACPI 2.0 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700158#define AML_LOAD_OP (u16) 0x5b20
159#define AML_STALL_OP (u16) 0x5b21
160#define AML_SLEEP_OP (u16) 0x5b22
161#define AML_ACQUIRE_OP (u16) 0x5b23
162#define AML_SIGNAL_OP (u16) 0x5b24
163#define AML_WAIT_OP (u16) 0x5b25
164#define AML_RESET_OP (u16) 0x5b26
165#define AML_RELEASE_OP (u16) 0x5b27
166#define AML_FROM_BCD_OP (u16) 0x5b28
167#define AML_TO_BCD_OP (u16) 0x5b29
168#define AML_UNLOAD_OP (u16) 0x5b2a
169#define AML_REVISION_OP (u16) 0x5b30
170#define AML_DEBUG_OP (u16) 0x5b31
171#define AML_FATAL_OP (u16) 0x5b32
Len Brown4be44fc2005-08-05 00:44:28 -0400172#define AML_TIMER_OP (u16) 0x5b33 /* ACPI 3.0 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700173#define AML_REGION_OP (u16) 0x5b80
174#define AML_FIELD_OP (u16) 0x5b81
175#define AML_DEVICE_OP (u16) 0x5b82
176#define AML_PROCESSOR_OP (u16) 0x5b83
177#define AML_POWER_RES_OP (u16) 0x5b84
178#define AML_THERMAL_ZONE_OP (u16) 0x5b85
179#define AML_INDEX_FIELD_OP (u16) 0x5b86
180#define AML_BANK_FIELD_OP (u16) 0x5b87
Len Brown4be44fc2005-08-05 00:44:28 -0400181#define AML_DATA_REGION_OP (u16) 0x5b88 /* ACPI 2.0 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700182
183/* Bogus opcodes (they are actually two separate opcodes) */
184
185#define AML_LGREATEREQUAL_OP (u16) 0x9295
186#define AML_LLESSEQUAL_OP (u16) 0x9294
187#define AML_LNOTEQUAL_OP (u16) 0x9293
188
Linus Torvalds1da177e2005-04-16 15:20:36 -0700189/*
190 * Internal opcodes
191 * Use only "Unknown" AML opcodes, don't attempt to use
192 * any valid ACPI ASCII values (A-Z, 0-9, '-')
193 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700194#define AML_INT_NAMEPATH_OP (u16) 0x002d
195#define AML_INT_NAMEDFIELD_OP (u16) 0x0030
196#define AML_INT_RESERVEDFIELD_OP (u16) 0x0031
197#define AML_INT_ACCESSFIELD_OP (u16) 0x0032
198#define AML_INT_BYTELIST_OP (u16) 0x0033
199#define AML_INT_STATICSTRING_OP (u16) 0x0034
200#define AML_INT_METHODCALL_OP (u16) 0x0035
201#define AML_INT_RETURN_VALUE_OP (u16) 0x0036
202#define AML_INT_EVAL_SUBTREE_OP (u16) 0x0037
203
Linus Torvalds1da177e2005-04-16 15:20:36 -0700204#define ARG_NONE 0x0
205
206/*
207 * Argument types for the AML Parser
208 * Each field in the arg_types u32 is 5 bits, allowing for a maximum of 6 arguments.
209 * There can be up to 31 unique argument types
210 * Zero is reserved as end-of-list indicator
211 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700212#define ARGP_BYTEDATA 0x01
213#define ARGP_BYTELIST 0x02
214#define ARGP_CHARLIST 0x03
215#define ARGP_DATAOBJ 0x04
216#define ARGP_DATAOBJLIST 0x05
217#define ARGP_DWORDDATA 0x06
218#define ARGP_FIELDLIST 0x07
219#define ARGP_NAME 0x08
220#define ARGP_NAMESTRING 0x09
221#define ARGP_OBJLIST 0x0A
222#define ARGP_PKGLENGTH 0x0B
223#define ARGP_SUPERNAME 0x0C
224#define ARGP_TARGET 0x0D
225#define ARGP_TERMARG 0x0E
226#define ARGP_TERMLIST 0x0F
227#define ARGP_WORDDATA 0x10
228#define ARGP_QWORDDATA 0x11
229#define ARGP_SIMPLENAME 0x12
230
231/*
232 * Resolved argument types for the AML Interpreter
233 * Each field in the arg_types u32 is 5 bits, allowing for a maximum of 6 arguments.
234 * There can be up to 31 unique argument types (0 is end-of-arg-list indicator)
235 *
236 * Note1: These values are completely independent from the ACPI_TYPEs
237 * i.e., ARGI_INTEGER != ACPI_TYPE_INTEGER
238 *
239 * Note2: If and when 5 bits becomes insufficient, it would probably be best
240 * to convert to a 6-byte array of argument types, allowing 8 bits per argument.
241 */
242
243/* Single, simple types */
244
Len Brown4be44fc2005-08-05 00:44:28 -0400245#define ARGI_ANYTYPE 0x01 /* Don't care */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700246#define ARGI_PACKAGE 0x02
247#define ARGI_EVENT 0x03
248#define ARGI_MUTEX 0x04
249#define ARGI_DDBHANDLE 0x05
250
251/* Interchangeable types (via implicit conversion) */
252
253#define ARGI_INTEGER 0x06
254#define ARGI_STRING 0x07
255#define ARGI_BUFFER 0x08
Len Brown4be44fc2005-08-05 00:44:28 -0400256#define ARGI_BUFFER_OR_STRING 0x09 /* Used by MID op only */
257#define ARGI_COMPUTEDATA 0x0A /* Buffer, String, or Integer */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700258
259/* Reference objects */
260
261#define ARGI_INTEGER_REF 0x0B
262#define ARGI_OBJECT_REF 0x0C
263#define ARGI_DEVICE_REF 0x0D
264#define ARGI_REFERENCE 0x0E
Len Brown4be44fc2005-08-05 00:44:28 -0400265#define ARGI_TARGETREF 0x0F /* Target, subject to implicit conversion */
266#define ARGI_FIXED_TARGET 0x10 /* Target, no implicit conversion */
267#define ARGI_SIMPLE_TARGET 0x11 /* Name, Local, Arg -- no implicit conversion */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700268
269/* Multiple/complex types */
270
Len Brown4be44fc2005-08-05 00:44:28 -0400271#define ARGI_DATAOBJECT 0x12 /* Buffer, String, package or reference to a Node - Used only by size_of operator */
272#define ARGI_COMPLEXOBJ 0x13 /* Buffer, String, or package (Used by INDEX op only) */
273#define ARGI_REF_OR_STRING 0x14 /* Reference or String (Used by DEREFOF op only) */
274#define ARGI_REGION_OR_FIELD 0x15 /* Used by LOAD op only */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700275#define ARGI_DATAREFOBJ 0x16
276
277/* Note: types above can expand to 0x1F maximum */
278
279#define ARGI_INVALID_OPCODE 0xFFFFFFFF
280
Linus Torvalds1da177e2005-04-16 15:20:36 -0700281/*
282 * hash offsets
283 */
284#define AML_EXTOP_HASH_OFFSET 22
285#define AML_LNOT_HASH_OFFSET 19
286
Linus Torvalds1da177e2005-04-16 15:20:36 -0700287/*
288 * opcode groups and types
289 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700290#define OPGRP_NAMED 0x01
291#define OPGRP_FIELD 0x02
292#define OPGRP_BYTELIST 0x04
293
Linus Torvalds1da177e2005-04-16 15:20:36 -0700294/*
295 * Opcode information
296 */
297
298/* Opcode flags */
299
300#define AML_LOGICAL 0x0001
301#define AML_LOGICAL_NUMERIC 0x0002
302#define AML_MATH 0x0004
303#define AML_CREATE 0x0008
304#define AML_FIELD 0x0010
305#define AML_DEFER 0x0020
306#define AML_NAMED 0x0040
307#define AML_NSNODE 0x0080
308#define AML_NSOPCODE 0x0100
309#define AML_NSOBJECT 0x0200
310#define AML_HAS_RETVAL 0x0400
311#define AML_HAS_TARGET 0x0800
312#define AML_HAS_ARGS 0x1000
313#define AML_CONSTANT 0x2000
314#define AML_NO_OPERAND_RESOLVE 0x4000
315
316/* Convenient flag groupings */
317
318#define AML_FLAGS_EXEC_0A_0T_1R AML_HAS_RETVAL
Len Brown4be44fc2005-08-05 00:44:28 -0400319#define AML_FLAGS_EXEC_1A_0T_0R AML_HAS_ARGS /* Monadic1 */
320#define AML_FLAGS_EXEC_1A_0T_1R AML_HAS_ARGS | AML_HAS_RETVAL /* Monadic2 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700321#define AML_FLAGS_EXEC_1A_1T_0R AML_HAS_ARGS | AML_HAS_TARGET
Len Brown4be44fc2005-08-05 00:44:28 -0400322#define AML_FLAGS_EXEC_1A_1T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL /* monadic2_r */
323#define AML_FLAGS_EXEC_2A_0T_0R AML_HAS_ARGS /* Dyadic1 */
324#define AML_FLAGS_EXEC_2A_0T_1R AML_HAS_ARGS | AML_HAS_RETVAL /* Dyadic2 */
325#define AML_FLAGS_EXEC_2A_1T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL /* dyadic2_r */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700326#define AML_FLAGS_EXEC_2A_2T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL
327#define AML_FLAGS_EXEC_3A_0T_0R AML_HAS_ARGS
328#define AML_FLAGS_EXEC_3A_1T_1R AML_HAS_ARGS | AML_HAS_TARGET | AML_HAS_RETVAL
329#define AML_FLAGS_EXEC_6A_0T_1R AML_HAS_ARGS | AML_HAS_RETVAL
330
Linus Torvalds1da177e2005-04-16 15:20:36 -0700331/*
332 * The opcode Type is used in a dispatch table, do not change
333 * without updating the table.
334 */
335#define AML_TYPE_EXEC_0A_0T_1R 0x00
Len Brown4be44fc2005-08-05 00:44:28 -0400336#define AML_TYPE_EXEC_1A_0T_0R 0x01 /* Monadic1 */
337#define AML_TYPE_EXEC_1A_0T_1R 0x02 /* Monadic2 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700338#define AML_TYPE_EXEC_1A_1T_0R 0x03
Len Brown4be44fc2005-08-05 00:44:28 -0400339#define AML_TYPE_EXEC_1A_1T_1R 0x04 /* monadic2_r */
340#define AML_TYPE_EXEC_2A_0T_0R 0x05 /* Dyadic1 */
341#define AML_TYPE_EXEC_2A_0T_1R 0x06 /* Dyadic2 */
342#define AML_TYPE_EXEC_2A_1T_1R 0x07 /* dyadic2_r */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700343#define AML_TYPE_EXEC_2A_2T_1R 0x08
344#define AML_TYPE_EXEC_3A_0T_0R 0x09
345#define AML_TYPE_EXEC_3A_1T_1R 0x0A
346#define AML_TYPE_EXEC_6A_0T_1R 0x0B
347/* End of types used in dispatch table */
348
349#define AML_TYPE_LITERAL 0x0B
350#define AML_TYPE_CONSTANT 0x0C
351#define AML_TYPE_METHOD_ARGUMENT 0x0D
352#define AML_TYPE_LOCAL_VARIABLE 0x0E
353#define AML_TYPE_DATA_TERM 0x0F
354
355/* Generic for an op that returns a value */
356
357#define AML_TYPE_METHOD_CALL 0x10
358
359/* Misc */
360
361#define AML_TYPE_CREATE_FIELD 0x11
362#define AML_TYPE_CREATE_OBJECT 0x12
363#define AML_TYPE_CONTROL 0x13
364#define AML_TYPE_NAMED_NO_OBJ 0x14
365#define AML_TYPE_NAMED_FIELD 0x15
366#define AML_TYPE_NAMED_SIMPLE 0x16
367#define AML_TYPE_NAMED_COMPLEX 0x17
368#define AML_TYPE_RETURN 0x18
369
370#define AML_TYPE_UNDEFINED 0x19
371#define AML_TYPE_BOGUS 0x1A
372
Robert Moore44f6c012005-04-18 22:49:35 -0400373/* AML Package Length encodings */
374
375#define ACPI_AML_PACKAGE_TYPE1 0x40
376#define ACPI_AML_PACKAGE_TYPE2 0x4000
377#define ACPI_AML_PACKAGE_TYPE3 0x400000
378#define ACPI_AML_PACKAGE_TYPE4 0x40000000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700379
380/*
381 * Opcode classes
382 */
383#define AML_CLASS_EXECUTE 0x00
384#define AML_CLASS_CREATE 0x01
385#define AML_CLASS_ARGUMENT 0x02
386#define AML_CLASS_NAMED_OBJECT 0x03
387#define AML_CLASS_CONTROL 0x04
388#define AML_CLASS_ASCII 0x05
389#define AML_CLASS_PREFIX 0x06
390#define AML_CLASS_INTERNAL 0x07
391#define AML_CLASS_RETURN_VALUE 0x08
392#define AML_CLASS_METHOD_CALL 0x09
393#define AML_CLASS_UNKNOWN 0x0A
394
Linus Torvalds1da177e2005-04-16 15:20:36 -0700395/* Predefined Operation Region space_iDs */
396
Len Brown4be44fc2005-08-05 00:44:28 -0400397typedef enum {
398 REGION_MEMORY = 0,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700399 REGION_IO,
400 REGION_PCI_CONFIG,
401 REGION_EC,
402 REGION_SMBUS,
403 REGION_CMOS,
404 REGION_PCI_BAR,
Len Brown4be44fc2005-08-05 00:44:28 -0400405 REGION_DATA_TABLE, /* Internal use only */
406 REGION_FIXED_HW = 0x7F
Linus Torvalds1da177e2005-04-16 15:20:36 -0700407} AML_REGION_TYPES;
408
Linus Torvalds1da177e2005-04-16 15:20:36 -0700409/* Comparison operation codes for match_op operator */
410
Len Brown4be44fc2005-08-05 00:44:28 -0400411typedef enum {
412 MATCH_MTR = 0,
413 MATCH_MEQ = 1,
414 MATCH_MLE = 2,
415 MATCH_MLT = 3,
416 MATCH_MGE = 4,
417 MATCH_MGT = 5
Linus Torvalds1da177e2005-04-16 15:20:36 -0700418} AML_MATCH_OPERATOR;
419
420#define MAX_MATCH_OPERATOR 5
421
Linus Torvalds1da177e2005-04-16 15:20:36 -0700422/*
423 * field_flags
424 *
425 * This byte is extracted from the AML and includes three separate
426 * pieces of information about the field:
427 * 1) The field access type
428 * 2) The field update rule
429 * 3) The lock rule for the field
430 *
431 * Bits 00 - 03 : access_type (any_acc, byte_acc, etc.)
432 * 04 : lock_rule (1 == Lock)
433 * 05 - 06 : update_rule
434 */
435#define AML_FIELD_ACCESS_TYPE_MASK 0x0F
436#define AML_FIELD_LOCK_RULE_MASK 0x10
437#define AML_FIELD_UPDATE_RULE_MASK 0x60
438
Linus Torvalds1da177e2005-04-16 15:20:36 -0700439/* 1) Field Access Types */
440
Len Brown4be44fc2005-08-05 00:44:28 -0400441typedef enum {
442 AML_FIELD_ACCESS_ANY = 0x00,
443 AML_FIELD_ACCESS_BYTE = 0x01,
444 AML_FIELD_ACCESS_WORD = 0x02,
445 AML_FIELD_ACCESS_DWORD = 0x03,
446 AML_FIELD_ACCESS_QWORD = 0x04, /* ACPI 2.0 */
447 AML_FIELD_ACCESS_BUFFER = 0x05 /* ACPI 2.0 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700448} AML_ACCESS_TYPE;
449
Linus Torvalds1da177e2005-04-16 15:20:36 -0700450/* 2) Field Lock Rules */
451
Len Brown4be44fc2005-08-05 00:44:28 -0400452typedef enum {
453 AML_FIELD_LOCK_NEVER = 0x00,
454 AML_FIELD_LOCK_ALWAYS = 0x10
Linus Torvalds1da177e2005-04-16 15:20:36 -0700455} AML_LOCK_RULE;
456
Linus Torvalds1da177e2005-04-16 15:20:36 -0700457/* 3) Field Update Rules */
458
Len Brown4be44fc2005-08-05 00:44:28 -0400459typedef enum {
460 AML_FIELD_UPDATE_PRESERVE = 0x00,
461 AML_FIELD_UPDATE_WRITE_AS_ONES = 0x20,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700462 AML_FIELD_UPDATE_WRITE_AS_ZEROS = 0x40
Linus Torvalds1da177e2005-04-16 15:20:36 -0700463} AML_UPDATE_RULE;
464
Linus Torvalds1da177e2005-04-16 15:20:36 -0700465/*
466 * Field Access Attributes.
467 * This byte is extracted from the AML via the
468 * access_as keyword
469 */
Len Brown4be44fc2005-08-05 00:44:28 -0400470typedef enum {
471 AML_FIELD_ATTRIB_SMB_QUICK = 0x02,
472 AML_FIELD_ATTRIB_SMB_SEND_RCV = 0x04,
473 AML_FIELD_ATTRIB_SMB_BYTE = 0x06,
474 AML_FIELD_ATTRIB_SMB_WORD = 0x08,
475 AML_FIELD_ATTRIB_SMB_BLOCK = 0x0A,
476 AML_FIELD_ATTRIB_SMB_WORD_CALL = 0x0C,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700477 AML_FIELD_ATTRIB_SMB_BLOCK_CALL = 0x0D
Linus Torvalds1da177e2005-04-16 15:20:36 -0700478} AML_ACCESS_ATTRIBUTE;
479
Linus Torvalds1da177e2005-04-16 15:20:36 -0700480/* Bit fields in method_flags byte */
481
482#define AML_METHOD_ARG_COUNT 0x07
483#define AML_METHOD_SERIALIZED 0x08
484#define AML_METHOD_SYNCH_LEVEL 0xF0
485
486/* METHOD_FLAGS_ARG_COUNT is not used internally, define additional flags */
487
488#define AML_METHOD_INTERNAL_ONLY 0x01
489#define AML_METHOD_RESERVED1 0x02
490#define AML_METHOD_RESERVED2 0x04
491
Len Brown4be44fc2005-08-05 00:44:28 -0400492#endif /* __AMLCODE_H__ */