blob: 6db3b4668b1a2b1e6c618d49565f96b1c4521021 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/******************************************************************************
2 *
3 * Name: acconfig.h - Global configuration constants
4 *
5 *****************************************************************************/
6
7/*
Bob Moore7735ca02017-02-08 11:00:08 +08008 * Copyright (C) 2000 - 2017, Intel Corp.
Linus Torvalds1da177e2005-04-16 15:20:36 -07009 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44#ifndef _ACCONFIG_H
45#define _ACCONFIG_H
46
Linus Torvalds1da177e2005-04-16 15:20:36 -070047/******************************************************************************
48 *
49 * Configuration options
50 *
51 *****************************************************************************/
52
53/*
54 * ACPI_DEBUG_OUTPUT - This switch enables all the debug facilities of the
55 * ACPI subsystem. This includes the DEBUG_PRINT output
56 * statements. When disabled, all DEBUG_PRINT
57 * statements are compiled out.
58 *
59 * ACPI_APPLICATION - Use this switch if the subsystem is going to be run
60 * at the application level.
61 *
62 */
63
Linus Torvalds1da177e2005-04-16 15:20:36 -070064/*
65 * OS name, used for the _OS object. The _OS object is essentially obsolete,
66 * but there is a large base of ASL/AML code in existing machines that check
67 * for the string below. The use of this string usually guarantees that
68 * the ASL will execute down the most tested code path. Also, there is some
69 * code that will not execute the _OSI method unless _OS matches the string
70 * below. Therefore, change this string at your own risk.
71 */
72#define ACPI_OS_NAME "Microsoft Windows NT"
73
74/* Maximum objects in the various object caches */
75
Len Brown4be44fc2005-08-05 00:44:28 -040076#define ACPI_MAX_STATE_CACHE_DEPTH 96 /* State objects */
77#define ACPI_MAX_PARSE_CACHE_DEPTH 96 /* Parse tree objects */
78#define ACPI_MAX_EXTPARSE_CACHE_DEPTH 96 /* Parse tree objects */
79#define ACPI_MAX_OBJECT_CACHE_DEPTH 96 /* Interpreter operand objects */
Bob Moore616861242006-03-17 16:44:00 -050080#define ACPI_MAX_NAMESPACE_CACHE_DEPTH 96 /* Namespace objects */
Bob Moore9cf7ade2017-04-28 08:53:22 +080081#define ACPI_MAX_COMMENT_CACHE_DEPTH 96 /* Comments for the -ca option */
Linus Torvalds1da177e2005-04-16 15:20:36 -070082
83/*
Bob Mooreb8e4d892006-01-27 16:43:00 -050084 * Should the subsystem abort the loading of an ACPI table if the
Linus Torvalds1da177e2005-04-16 15:20:36 -070085 * table checksum is incorrect?
86 */
Lv Zhengc38f6712013-11-21 12:17:27 +080087#ifndef ACPI_CHECKSUM_ABORT
Linus Torvalds1da177e2005-04-16 15:20:36 -070088#define ACPI_CHECKSUM_ABORT FALSE
Lv Zhengc38f6712013-11-21 12:17:27 +080089#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -070090
Bob Moore33620c52012-02-14 18:14:27 +080091/*
92 * Generate a version of ACPICA that only supports "reduced hardware"
93 * platforms (as defined in ACPI 5.0). Set to TRUE to generate a specialized
94 * version of ACPICA that ONLY supports the ACPI 5.0 "reduced hardware"
95 * model. In other words, no ACPI hardware is supported.
96 *
97 * If TRUE, this means no support for the following:
98 * PM Event and Control registers
99 * SCI interrupt (and handler)
100 * Fixed Events
101 * General Purpose Events (GPEs)
102 * Global Lock
103 * ACPI PM timer
104 * FACS table (Waking vectors and Global Lock)
105 */
Bob Moorec0144dc2013-10-29 09:30:29 +0800106#ifndef ACPI_REDUCED_HARDWARE
Bob Moore33620c52012-02-14 18:14:27 +0800107#define ACPI_REDUCED_HARDWARE FALSE
Bob Moorec0144dc2013-10-29 09:30:29 +0800108#endif
Bob Moore33620c52012-02-14 18:14:27 +0800109
Linus Torvalds1da177e2005-04-16 15:20:36 -0700110/******************************************************************************
111 *
112 * Subsystem Constants
113 *
114 *****************************************************************************/
115
116/* Version of ACPI supported */
117
Bob Moore384fe872012-02-14 13:11:07 +0800118#define ACPI_CA_SUPPORT_LEVEL 5
Linus Torvalds1da177e2005-04-16 15:20:36 -0700119
Linus Torvalds1da177e2005-04-16 15:20:36 -0700120/* Maximum count for a semaphore object */
121
122#define ACPI_MAX_SEMAPHORE_COUNT 256
123
Bob Moore83135242006-10-03 00:00:00 -0400124/* Maximum object reference count (detects object deletion issues) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700125
Doug Chapman9a654b52006-12-21 12:11:43 -0500126#define ACPI_MAX_REFERENCE_COUNT 0x1000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700127
Bob Moored410ee52009-10-22 09:11:11 +0800128/* Default page size for use in mapping memory for operation regions */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700129
Bob Moored410ee52009-10-22 09:11:11 +0800130#define ACPI_DEFAULT_PAGE_SIZE 4096 /* Must be power of 2 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700131
Bob Moore28f55eb2005-12-02 18:27:00 -0500132/* owner_id tracking. 8 entries allows for 255 owner_ids */
133
134#define ACPI_NUM_OWNERID_MASKS 8
135
Bob Mooref3d2e782007-02-02 19:48:18 +0300136/* Size of the root table array is increased by this increment */
137
138#define ACPI_ROOT_TABLE_SIZE_INCREMENT 4
139
Bob Moore9cbfa182010-05-26 11:22:41 +0800140/* Maximum sleep allowed via Sleep() operator */
141
Lv Zheng75c80442012-12-19 05:36:49 +0000142#define ACPI_MAX_SLEEP 2000 /* 2000 millisec == two seconds */
Bob Moore9cbfa182010-05-26 11:22:41 +0800143
Lin Mingf654c0f2012-01-12 13:10:32 +0800144/* Address Range lists are per-space_id (Memory and I/O only) */
145
146#define ACPI_ADDRESS_RANGE_MAX 2
147
Bob Moore02dcdc32016-08-04 16:43:13 +0800148/* Maximum number of While() loops before abort */
149
Bob Moorecacf5472016-10-18 03:03:19 +0800150#define ACPI_MAX_LOOP_COUNT 0x000FFFFF
Bob Moore02dcdc32016-08-04 16:43:13 +0800151
Linus Torvalds1da177e2005-04-16 15:20:36 -0700152/******************************************************************************
153 *
154 * ACPI Specification constants (Do not change unless the specification changes)
155 *
156 *****************************************************************************/
157
Robert Moore44f6c012005-04-18 22:49:35 -0400158/* Method info (in WALK_STATE), containing local variables and argumetns */
159
Linus Torvalds1da177e2005-04-16 15:20:36 -0700160#define ACPI_METHOD_NUM_LOCALS 8
161#define ACPI_METHOD_MAX_LOCAL 7
162
163#define ACPI_METHOD_NUM_ARGS 7
164#define ACPI_METHOD_MAX_ARG 6
165
Linus Torvalds1da177e2005-04-16 15:20:36 -0700166/*
167 * Operand Stack (in WALK_STATE), Must be large enough to contain METHOD_MAX_ARG
168 */
169#define ACPI_OBJ_NUM_OPERANDS 8
170#define ACPI_OBJ_MAX_OPERAND 7
171
Bob Moore773069d2008-04-10 19:06:36 +0400172/* Number of elements in the Result Stack frame, can be an arbitrary value */
173
174#define ACPI_RESULTS_FRAME_OBJ_NUM 8
175
176/*
177 * Maximal number of elements the Result Stack can contain,
178 * it may be an arbitray value not exceeding the types of
179 * result_size and result_count (now u8).
180 */
181#define ACPI_RESULTS_OBJ_NUM_MAX 255
182
Linus Torvalds1da177e2005-04-16 15:20:36 -0700183/* Constants used in searching for the RSDP in low memory */
184
Len Brown4be44fc2005-08-05 00:44:28 -0400185#define ACPI_EBDA_PTR_LOCATION 0x0000040E /* Physical Address */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700186#define ACPI_EBDA_PTR_LENGTH 2
187#define ACPI_EBDA_WINDOW_SIZE 1024
Len Brown4be44fc2005-08-05 00:44:28 -0400188#define ACPI_HI_RSDP_WINDOW_BASE 0x000E0000 /* Physical Address */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700189#define ACPI_HI_RSDP_WINDOW_SIZE 0x00020000
190#define ACPI_RSDP_SCAN_STEP 16
191
192/* Operation regions */
193
Linus Torvalds1da177e2005-04-16 15:20:36 -0700194#define ACPI_USER_REGION_BEGIN 0x80
195
196/* Maximum space_ids for Operation Regions */
197
198#define ACPI_MAX_ADDRESS_SPACE 255
Bob Moore42f8fb72013-01-11 13:08:51 +0100199#define ACPI_NUM_DEFAULT_SPACES 4
Linus Torvalds1da177e2005-04-16 15:20:36 -0700200
201/* Array sizes. Used for range checking also */
202
Bob Moore4c90ece2006-06-08 16:29:00 -0400203#define ACPI_MAX_MATCH_OPCODE 5
Linus Torvalds1da177e2005-04-16 15:20:36 -0700204
205/* RSDP checksums */
206
207#define ACPI_RSDP_CHECKSUM_LENGTH 20
208#define ACPI_RSDP_XCHECKSUM_LENGTH 36
209
Bob Moore2da120b2011-11-16 14:14:32 +0800210/* SMBus, GSBus and IPMI bidirectional buffer size */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700211
212#define ACPI_SMBUS_BUFFER_SIZE 34
Bob Moore2da120b2011-11-16 14:14:32 +0800213#define ACPI_GSBUS_BUFFER_SIZE 34
Lin Ming6557a492009-06-24 11:32:04 +0800214#define ACPI_IPMI_BUFFER_SIZE 66
Linus Torvalds1da177e2005-04-16 15:20:36 -0700215
Bob Moore15b8dd52009-06-29 13:39:29 +0800216/* _sx_d and _sx_w control methods */
217
218#define ACPI_NUM_sx_d_METHODS 4
219#define ACPI_NUM_sx_w_METHODS 5
220
Linus Torvalds1da177e2005-04-16 15:20:36 -0700221/******************************************************************************
222 *
Bob Moore90da6902014-07-30 12:20:39 +0800223 * Miscellaneous constants
224 *
225 *****************************************************************************/
226
227/* UUID constants */
228
229#define UUID_BUFFER_LENGTH 16 /* Length of UUID in memory */
230#define UUID_STRING_LENGTH 36 /* Total length of a UUID string */
231
232/* Positions for required hyphens (dashes) in UUID strings */
233
234#define UUID_HYPHEN1_OFFSET 8
235#define UUID_HYPHEN2_OFFSET 13
236#define UUID_HYPHEN3_OFFSET 18
237#define UUID_HYPHEN4_OFFSET 23
238
239/******************************************************************************
240 *
Linus Torvalds1da177e2005-04-16 15:20:36 -0700241 * ACPI AML Debugger
242 *
243 *****************************************************************************/
244
Bob Moore29a241c2013-05-30 10:00:01 +0800245#define ACPI_DEBUGGER_MAX_ARGS ACPI_METHOD_NUM_ARGS + 4 /* Max command line arguments */
246#define ACPI_DB_LINE_BUFFER_SIZE 512
Linus Torvalds1da177e2005-04-16 15:20:36 -0700247
248#define ACPI_DEBUGGER_COMMAND_PROMPT '-'
249#define ACPI_DEBUGGER_EXECUTE_PROMPT '%'
250
Len Brown4be44fc2005-08-05 00:44:28 -0400251#endif /* _ACCONFIG_H */