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1da177e4
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1/******************************************************************************
2 *
3 * Name: acconfig.h - Global configuration constants
4 *
5 *****************************************************************************/
6
7/*
7735ca0e 8 * Copyright (C) 2000 - 2017, Intel Corp.
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9 * 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
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47/******************************************************************************
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
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64/*
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
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76#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 */
61686124 80#define ACPI_MAX_NAMESPACE_CACHE_DEPTH 96 /* Namespace objects */
9cf7adec 81#define ACPI_MAX_COMMENT_CACHE_DEPTH 96 /* Comments for the -ca option */
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82
83/*
b8e4d893 84 * Should the subsystem abort the loading of an ACPI table if the
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85 * table checksum is incorrect?
86 */
c38f671e 87#ifndef ACPI_CHECKSUM_ABORT
1da177e4 88#define ACPI_CHECKSUM_ABORT FALSE
c38f671e 89#endif
1da177e4 90
33620c54
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91/*
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 */
c0144dc0 106#ifndef ACPI_REDUCED_HARDWARE
33620c54 107#define ACPI_REDUCED_HARDWARE FALSE
c0144dc0 108#endif
33620c54 109
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110/******************************************************************************
111 *
112 * Subsystem Constants
113 *
114 *****************************************************************************/
115
116/* Version of ACPI supported */
117
384fe875 118#define ACPI_CA_SUPPORT_LEVEL 5
1da177e4 119
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120/* Maximum count for a semaphore object */
121
122#define ACPI_MAX_SEMAPHORE_COUNT 256
123
8313524a 124/* Maximum object reference count (detects object deletion issues) */
1da177e4 125
c044d312 126#define ACPI_MAX_REFERENCE_COUNT 0x4000
1da177e4 127
d410ee51 128/* Default page size for use in mapping memory for operation regions */
1da177e4 129
d410ee51 130#define ACPI_DEFAULT_PAGE_SIZE 4096 /* Must be power of 2 */
1da177e4 131
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132/* owner_id tracking. 8 entries allows for 255 owner_ids */
133
134#define ACPI_NUM_OWNERID_MASKS 8
135
f3d2e786
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136/* Size of the root table array is increased by this increment */
137
138#define ACPI_ROOT_TABLE_SIZE_INCREMENT 4
139
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140/* Maximum sleep allowed via Sleep() operator */
141
75c8044f 142#define ACPI_MAX_SLEEP 2000 /* 2000 millisec == two seconds */
9cbfa18e 143
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144/* Address Range lists are per-space_id (Memory and I/O only) */
145
146#define ACPI_ADDRESS_RANGE_MAX 2
147
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148/* Maximum number of While() loops before abort */
149
cacf5475 150#define ACPI_MAX_LOOP_COUNT 0x000FFFFF
02dcdc3e 151
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152/******************************************************************************
153 *
154 * ACPI Specification constants (Do not change unless the specification changes)
155 *
156 *****************************************************************************/
157
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158/* Method info (in WALK_STATE), containing local variables and argumetns */
159
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160#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
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166/*
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
773069d4
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172/* 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
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183/* Constants used in searching for the RSDP in low memory */
184
4be44fcd 185#define ACPI_EBDA_PTR_LOCATION 0x0000040E /* Physical Address */
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186#define ACPI_EBDA_PTR_LENGTH 2
187#define ACPI_EBDA_WINDOW_SIZE 1024
4be44fcd 188#define ACPI_HI_RSDP_WINDOW_BASE 0x000E0000 /* Physical Address */
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189#define ACPI_HI_RSDP_WINDOW_SIZE 0x00020000
190#define ACPI_RSDP_SCAN_STEP 16
191
192/* Operation regions */
193
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194#define ACPI_USER_REGION_BEGIN 0x80
195
196/* Maximum space_ids for Operation Regions */
197
198#define ACPI_MAX_ADDRESS_SPACE 255
42f8fb75 199#define ACPI_NUM_DEFAULT_SPACES 4
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200
201/* Array sizes. Used for range checking also */
202
4c90ece2 203#define ACPI_MAX_MATCH_OPCODE 5
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204
205/* RSDP checksums */
206
207#define ACPI_RSDP_CHECKSUM_LENGTH 20
208#define ACPI_RSDP_XCHECKSUM_LENGTH 36
209
2da120b6 210/* SMBus, GSBus and IPMI bidirectional buffer size */
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211
212#define ACPI_SMBUS_BUFFER_SIZE 34
2da120b6 213#define ACPI_GSBUS_BUFFER_SIZE 34
6557a49a 214#define ACPI_IPMI_BUFFER_SIZE 66
1da177e4 215
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216/* _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
90da690b
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221/******************************************************************************
222 *
223 * 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
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239/******************************************************************************
240 *
241 * ACPI AML Debugger
242 *
243 *****************************************************************************/
244
29a241cc
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245#define ACPI_DEBUGGER_MAX_ARGS ACPI_METHOD_NUM_ARGS + 4 /* Max command line arguments */
246#define ACPI_DB_LINE_BUFFER_SIZE 512
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247
248#define ACPI_DEBUGGER_COMMAND_PROMPT '-'
249#define ACPI_DEBUGGER_EXECUTE_PROMPT '%'
250
4be44fcd 251#endif /* _ACCONFIG_H */