1 /* SPDX-License-Identifier: BSD-3-Clause OR GP <<
2 /********************************************* 1 /******************************************************************************
3 * 2 *
4 * Name: acconfig.h - Global configuration con 3 * Name: acconfig.h - Global configuration constants
5 * 4 *
6 * Copyright (C) 2000 - 2023, Intel Corp. <<
7 * <<
8 ********************************************* 5 *****************************************************************************/
9 6
>> 7 /*
>> 8 * Copyright (C) 2000 - 2016, Intel Corp.
>> 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
10 #ifndef _ACCONFIG_H 44 #ifndef _ACCONFIG_H
11 #define _ACCONFIG_H 45 #define _ACCONFIG_H
12 46
13 /********************************************* 47 /******************************************************************************
14 * 48 *
15 * Configuration options 49 * Configuration options
16 * 50 *
17 ********************************************* 51 *****************************************************************************/
18 52
19 /* 53 /*
20 * ACPI_DEBUG_OUTPUT - This switch enables 54 * ACPI_DEBUG_OUTPUT - This switch enables all the debug facilities of the
21 * ACPI subsystem. Thi 55 * ACPI subsystem. This includes the DEBUG_PRINT output
22 * statements. When di 56 * statements. When disabled, all DEBUG_PRINT
23 * statements are compi 57 * statements are compiled out.
24 * 58 *
25 * ACPI_APPLICATION - Use this switch if t 59 * ACPI_APPLICATION - Use this switch if the subsystem is going to be run
26 * at the application l 60 * at the application level.
27 * 61 *
28 */ 62 */
29 63
30 /* 64 /*
31 * OS name, used for the _OS object. The _OS 65 * OS name, used for the _OS object. The _OS object is essentially obsolete,
32 * but there is a large base of ASL/AML code i 66 * but there is a large base of ASL/AML code in existing machines that check
33 * for the string below. The use of this stri 67 * for the string below. The use of this string usually guarantees that
34 * the ASL will execute down the most tested c 68 * the ASL will execute down the most tested code path. Also, there is some
35 * code that will not execute the _OSI method 69 * code that will not execute the _OSI method unless _OS matches the string
36 * below. Therefore, change this string at yo 70 * below. Therefore, change this string at your own risk.
37 */ 71 */
38 #define ACPI_OS_NAME "Micro 72 #define ACPI_OS_NAME "Microsoft Windows NT"
39 73
40 /* Maximum objects in the various object cache 74 /* Maximum objects in the various object caches */
41 75
42 #define ACPI_MAX_STATE_CACHE_DEPTH 96 76 #define ACPI_MAX_STATE_CACHE_DEPTH 96 /* State objects */
43 #define ACPI_MAX_PARSE_CACHE_DEPTH 96 77 #define ACPI_MAX_PARSE_CACHE_DEPTH 96 /* Parse tree objects */
44 #define ACPI_MAX_EXTPARSE_CACHE_DEPTH 96 78 #define ACPI_MAX_EXTPARSE_CACHE_DEPTH 96 /* Parse tree objects */
45 #define ACPI_MAX_OBJECT_CACHE_DEPTH 96 79 #define ACPI_MAX_OBJECT_CACHE_DEPTH 96 /* Interpreter operand objects */
46 #define ACPI_MAX_NAMESPACE_CACHE_DEPTH 96 80 #define ACPI_MAX_NAMESPACE_CACHE_DEPTH 96 /* Namespace objects */
47 #define ACPI_MAX_COMMENT_CACHE_DEPTH 96 <<
48 81
49 /* 82 /*
50 * Should the subsystem abort the loading of a 83 * Should the subsystem abort the loading of an ACPI table if the
51 * table checksum is incorrect? 84 * table checksum is incorrect?
52 */ 85 */
53 #ifndef ACPI_CHECKSUM_ABORT 86 #ifndef ACPI_CHECKSUM_ABORT
54 #define ACPI_CHECKSUM_ABORT FALSE 87 #define ACPI_CHECKSUM_ABORT FALSE
55 #endif 88 #endif
56 89
57 /* 90 /*
58 * Generate a version of ACPICA that only supp 91 * Generate a version of ACPICA that only supports "reduced hardware"
59 * platforms (as defined in ACPI 5.0). Set to 92 * platforms (as defined in ACPI 5.0). Set to TRUE to generate a specialized
60 * version of ACPICA that ONLY supports the AC 93 * version of ACPICA that ONLY supports the ACPI 5.0 "reduced hardware"
61 * model. In other words, no ACPI hardware is 94 * model. In other words, no ACPI hardware is supported.
62 * 95 *
63 * If TRUE, this means no support for the foll 96 * If TRUE, this means no support for the following:
64 * PM Event and Control registers 97 * PM Event and Control registers
65 * SCI interrupt (and handler) 98 * SCI interrupt (and handler)
66 * Fixed Events 99 * Fixed Events
67 * General Purpose Events (GPEs) 100 * General Purpose Events (GPEs)
68 * Global Lock 101 * Global Lock
69 * ACPI PM timer 102 * ACPI PM timer
>> 103 * FACS table (Waking vectors and Global Lock)
70 */ 104 */
71 #ifndef ACPI_REDUCED_HARDWARE 105 #ifndef ACPI_REDUCED_HARDWARE
72 #define ACPI_REDUCED_HARDWARE FALSE 106 #define ACPI_REDUCED_HARDWARE FALSE
73 #endif 107 #endif
74 108
75 /********************************************* 109 /******************************************************************************
76 * 110 *
77 * Subsystem Constants 111 * Subsystem Constants
78 * 112 *
79 ********************************************* 113 *****************************************************************************/
80 114
81 /* Version of ACPI supported */ 115 /* Version of ACPI supported */
82 116
83 #define ACPI_CA_SUPPORT_LEVEL 5 117 #define ACPI_CA_SUPPORT_LEVEL 5
84 118
85 /* Maximum count for a semaphore object */ 119 /* Maximum count for a semaphore object */
86 120
87 #define ACPI_MAX_SEMAPHORE_COUNT 256 121 #define ACPI_MAX_SEMAPHORE_COUNT 256
88 122
89 /* Maximum object reference count (detects obj 123 /* Maximum object reference count (detects object deletion issues) */
90 124
91 #define ACPI_MAX_REFERENCE_COUNT 0x4000 !! 125 #define ACPI_MAX_REFERENCE_COUNT 0x1000
92 126
93 /* Default page size for use in mapping memory 127 /* Default page size for use in mapping memory for operation regions */
94 128
95 #define ACPI_DEFAULT_PAGE_SIZE 4096 129 #define ACPI_DEFAULT_PAGE_SIZE 4096 /* Must be power of 2 */
96 130
97 /* owner_id tracking. 128 entries allows for 4 !! 131 /* owner_id tracking. 8 entries allows for 255 owner_ids */
98 132
99 #define ACPI_NUM_OWNERID_MASKS 128 !! 133 #define ACPI_NUM_OWNERID_MASKS 8
100 134
101 /* Size of the root table array is increased b 135 /* Size of the root table array is increased by this increment */
102 136
103 #define ACPI_ROOT_TABLE_SIZE_INCREMENT 4 137 #define ACPI_ROOT_TABLE_SIZE_INCREMENT 4
104 138
105 /* Maximum sleep allowed via Sleep() operator 139 /* Maximum sleep allowed via Sleep() operator */
106 140
107 #define ACPI_MAX_SLEEP 2000 141 #define ACPI_MAX_SLEEP 2000 /* 2000 millisec == two seconds */
108 142
109 /* Address Range lists are per-space_id (Memor 143 /* Address Range lists are per-space_id (Memory and I/O only) */
110 144
111 #define ACPI_ADDRESS_RANGE_MAX 2 145 #define ACPI_ADDRESS_RANGE_MAX 2
112 146
113 /* Maximum time (default 30s) of While() loops !! 147 /* Maximum number of While() loops before abort */
114 148
115 #define ACPI_MAX_LOOP_TIMEOUT 30 !! 149 #define ACPI_MAX_LOOP_COUNT 0x000FFFFF
116 150
117 /********************************************* 151 /******************************************************************************
118 * 152 *
119 * ACPI Specification constants (Do not change 153 * ACPI Specification constants (Do not change unless the specification changes)
120 * 154 *
121 ********************************************* 155 *****************************************************************************/
122 156
123 /* Method info (in WALK_STATE), containing loc !! 157 /* Method info (in WALK_STATE), containing local variables and argumetns */
124 158
125 #define ACPI_METHOD_NUM_LOCALS 8 159 #define ACPI_METHOD_NUM_LOCALS 8
126 #define ACPI_METHOD_MAX_LOCAL 7 160 #define ACPI_METHOD_MAX_LOCAL 7
127 161
128 #define ACPI_METHOD_NUM_ARGS 7 162 #define ACPI_METHOD_NUM_ARGS 7
129 #define ACPI_METHOD_MAX_ARG 6 163 #define ACPI_METHOD_MAX_ARG 6
130 164
131 /* 165 /*
132 * Operand Stack (in WALK_STATE), Must be larg 166 * Operand Stack (in WALK_STATE), Must be large enough to contain METHOD_MAX_ARG
133 */ 167 */
134 #define ACPI_OBJ_NUM_OPERANDS 8 168 #define ACPI_OBJ_NUM_OPERANDS 8
135 #define ACPI_OBJ_MAX_OPERAND 7 169 #define ACPI_OBJ_MAX_OPERAND 7
136 170
137 /* Number of elements in the Result Stack fram 171 /* Number of elements in the Result Stack frame, can be an arbitrary value */
138 172
139 #define ACPI_RESULTS_FRAME_OBJ_NUM 8 173 #define ACPI_RESULTS_FRAME_OBJ_NUM 8
140 174
141 /* 175 /*
142 * Maximal number of elements the Result Stack 176 * Maximal number of elements the Result Stack can contain,
143 * it may be an arbitrary value not exceeding !! 177 * it may be an arbitray value not exceeding the types of
144 * result_size and result_count (now u8). 178 * result_size and result_count (now u8).
145 */ 179 */
146 #define ACPI_RESULTS_OBJ_NUM_MAX 255 180 #define ACPI_RESULTS_OBJ_NUM_MAX 255
147 181
148 /* Constants used in searching for the RSDP in 182 /* Constants used in searching for the RSDP in low memory */
149 183
150 #define ACPI_EBDA_PTR_LOCATION 0x0000 184 #define ACPI_EBDA_PTR_LOCATION 0x0000040E /* Physical Address */
151 #define ACPI_EBDA_PTR_LENGTH 2 185 #define ACPI_EBDA_PTR_LENGTH 2
152 #define ACPI_EBDA_WINDOW_SIZE 1024 186 #define ACPI_EBDA_WINDOW_SIZE 1024
153 #define ACPI_HI_RSDP_WINDOW_BASE 0x000E 187 #define ACPI_HI_RSDP_WINDOW_BASE 0x000E0000 /* Physical Address */
154 #define ACPI_HI_RSDP_WINDOW_SIZE 0x0002 188 #define ACPI_HI_RSDP_WINDOW_SIZE 0x00020000
155 #define ACPI_RSDP_SCAN_STEP 16 189 #define ACPI_RSDP_SCAN_STEP 16
156 190
157 /* Operation regions */ 191 /* Operation regions */
158 192
159 #define ACPI_USER_REGION_BEGIN 0x80 193 #define ACPI_USER_REGION_BEGIN 0x80
160 194
161 /* Maximum space_ids for Operation Regions */ 195 /* Maximum space_ids for Operation Regions */
162 196
163 #define ACPI_MAX_ADDRESS_SPACE 255 197 #define ACPI_MAX_ADDRESS_SPACE 255
164 #define ACPI_NUM_DEFAULT_SPACES 4 198 #define ACPI_NUM_DEFAULT_SPACES 4
165 199
166 /* Array sizes. Used for range checking also 200 /* Array sizes. Used for range checking also */
167 201
168 #define ACPI_MAX_MATCH_OPCODE 5 202 #define ACPI_MAX_MATCH_OPCODE 5
169 203
170 /* RSDP checksums */ 204 /* RSDP checksums */
171 205
172 #define ACPI_RSDP_CHECKSUM_LENGTH 20 206 #define ACPI_RSDP_CHECKSUM_LENGTH 20
173 #define ACPI_RSDP_XCHECKSUM_LENGTH 36 207 #define ACPI_RSDP_XCHECKSUM_LENGTH 36
174 208
175 /* !! 209 /* SMBus, GSBus and IPMI bidirectional buffer size */
176 * SMBus, GSBus and IPMI buffer sizes. All hav <<
177 * containing both Status and Length. <<
178 */ <<
179 #define ACPI_SERIAL_HEADER_SIZE 2 <<
180 <<
181 #define ACPI_SMBUS_DATA_SIZE 32 <<
182 #define ACPI_SMBUS_BUFFER_SIZE ACPI_S <<
183 <<
184 #define ACPI_IPMI_DATA_SIZE 64 <<
185 #define ACPI_IPMI_BUFFER_SIZE ACPI_S <<
186 <<
187 #define ACPI_MAX_GSBUS_DATA_SIZE 255 <<
188 #define ACPI_MAX_GSBUS_BUFFER_SIZE ACPI_S <<
189 <<
190 #define ACPI_PRM_INPUT_BUFFER_SIZE 26 <<
191 210
192 #define ACPI_FFH_INPUT_BUFFER_SIZE 256 !! 211 #define ACPI_SMBUS_BUFFER_SIZE 34
>> 212 #define ACPI_GSBUS_BUFFER_SIZE 34
>> 213 #define ACPI_IPMI_BUFFER_SIZE 66
193 214
194 /* _sx_d and _sx_w control methods */ 215 /* _sx_d and _sx_w control methods */
195 216
196 #define ACPI_NUM_sx_d_METHODS 4 217 #define ACPI_NUM_sx_d_METHODS 4
197 #define ACPI_NUM_sx_w_METHODS 5 218 #define ACPI_NUM_sx_w_METHODS 5
198 219
199 /********************************************* 220 /******************************************************************************
200 * 221 *
201 * Miscellaneous constants 222 * Miscellaneous constants
202 * 223 *
203 ********************************************* 224 *****************************************************************************/
204 225
205 /* UUID constants */ 226 /* UUID constants */
206 227
207 #define UUID_BUFFER_LENGTH 16 /* Len 228 #define UUID_BUFFER_LENGTH 16 /* Length of UUID in memory */
208 #define UUID_STRING_LENGTH 36 /* Tot 229 #define UUID_STRING_LENGTH 36 /* Total length of a UUID string */
209 230
210 /* Positions for required hyphens (dashes) in 231 /* Positions for required hyphens (dashes) in UUID strings */
211 232
212 #define UUID_HYPHEN1_OFFSET 8 233 #define UUID_HYPHEN1_OFFSET 8
213 #define UUID_HYPHEN2_OFFSET 13 234 #define UUID_HYPHEN2_OFFSET 13
214 #define UUID_HYPHEN3_OFFSET 18 235 #define UUID_HYPHEN3_OFFSET 18
215 #define UUID_HYPHEN4_OFFSET 23 236 #define UUID_HYPHEN4_OFFSET 23
216 237
217 /********************************************* 238 /******************************************************************************
218 * 239 *
219 * ACPI AML Debugger 240 * ACPI AML Debugger
220 * 241 *
221 ********************************************* 242 *****************************************************************************/
222 243
223 #define ACPI_DEBUGGER_MAX_ARGS ACPI_M 244 #define ACPI_DEBUGGER_MAX_ARGS ACPI_METHOD_NUM_ARGS + 4 /* Max command line arguments */
224 #define ACPI_DB_LINE_BUFFER_SIZE 512 245 #define ACPI_DB_LINE_BUFFER_SIZE 512
225 246
226 #define ACPI_DEBUGGER_COMMAND_PROMPT '-' 247 #define ACPI_DEBUGGER_COMMAND_PROMPT '-'
227 #define ACPI_DEBUGGER_EXECUTE_PROMPT '%' 248 #define ACPI_DEBUGGER_EXECUTE_PROMPT '%'
228 249
229 #endif /* _ACCONFIG_H 250 #endif /* _ACCONFIG_H */
230 251
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