1 | /****************************************************************************** |
2 | * |
3 | * Name: acconfig.h - Global configuration constants |
4 | * |
5 | *****************************************************************************/ |
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 | |
44 | #ifndef _ACCONFIG_H |
45 | #define _ACCONFIG_H |
46 | |
47 | |
48 | /****************************************************************************** |
49 | * |
50 | * Configuration options |
51 | * |
52 | *****************************************************************************/ |
53 | |
54 | /* |
55 | * ACPI_DEBUG_OUTPUT - This switch enables all the debug facilities of the |
56 | * ACPI subsystem. This includes the DEBUG_PRINT output |
57 | * statements. When disabled, all DEBUG_PRINT |
58 | * statements are compiled out. |
59 | * |
60 | * ACPI_APPLICATION - Use this switch if the subsystem is going to be run |
61 | * at the application level. |
62 | * |
63 | */ |
64 | |
65 | /* |
66 | * OS name, used for the _OS object. The _OS object is essentially obsolete, |
67 | * but there is a large base of ASL/AML code in existing machines that check |
68 | * for the string below. The use of this string usually guarantees that |
69 | * the ASL will execute down the most tested code path. Also, there is some |
70 | * code that will not execute the _OSI method unless _OS matches the string |
71 | * below. Therefore, change this string at your own risk. |
72 | */ |
73 | #define ACPI_OS_NAME "Microsoft Windows NT" |
74 | |
75 | /* Maximum objects in the various object caches */ |
76 | |
77 | #define ACPI_MAX_STATE_CACHE_DEPTH 96 /* State objects */ |
78 | #define ACPI_MAX_PARSE_CACHE_DEPTH 96 /* Parse tree objects */ |
79 | #define ACPI_MAX_EXTPARSE_CACHE_DEPTH 96 /* Parse tree objects */ |
80 | #define ACPI_MAX_OBJECT_CACHE_DEPTH 96 /* Interpreter operand objects */ |
81 | #define ACPI_MAX_NAMESPACE_CACHE_DEPTH 96 /* Namespace objects */ |
82 | |
83 | /* |
84 | * Should the subsystem abort the loading of an ACPI table if the |
85 | * table checksum is incorrect? |
86 | */ |
87 | #ifndef ACPI_CHECKSUM_ABORT |
88 | #define ACPI_CHECKSUM_ABORT FALSE |
89 | #endif |
90 | |
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 | */ |
106 | #ifndef ACPI_REDUCED_HARDWARE |
107 | #define ACPI_REDUCED_HARDWARE FALSE |
108 | #endif |
109 | |
110 | |
111 | /****************************************************************************** |
112 | * |
113 | * Subsystem Constants |
114 | * |
115 | *****************************************************************************/ |
116 | |
117 | /* Version of ACPI supported */ |
118 | |
119 | #define ACPI_CA_SUPPORT_LEVEL 5 |
120 | |
121 | /* Maximum count for a semaphore object */ |
122 | |
123 | #define ACPI_MAX_SEMAPHORE_COUNT 256 |
124 | |
125 | /* Maximum object reference count (detects object deletion issues) */ |
126 | |
127 | #define ACPI_MAX_REFERENCE_COUNT 0x800 |
128 | |
129 | /* Default page size for use in mapping memory for operation regions */ |
130 | |
131 | #define ACPI_DEFAULT_PAGE_SIZE 4096 /* Must be power of 2 */ |
132 | |
133 | /* OwnerId tracking. 8 entries allows for 255 OwnerIds */ |
134 | |
135 | #define ACPI_NUM_OWNERID_MASKS 8 |
136 | |
137 | /* Size of the root table array is increased by this increment */ |
138 | |
139 | #define ACPI_ROOT_TABLE_SIZE_INCREMENT 4 |
140 | |
141 | /* Maximum sleep allowed via Sleep() operator */ |
142 | |
143 | #define ACPI_MAX_SLEEP 2000 /* 2000 millisec == two seconds */ |
144 | |
145 | /* Address Range lists are per-SpaceId (Memory and I/O only) */ |
146 | |
147 | #define ACPI_ADDRESS_RANGE_MAX 2 |
148 | |
149 | /* Maximum number of While() loops before abort */ |
150 | |
151 | #define ACPI_MAX_LOOP_COUNT 0x000FFFFF |
152 | |
153 | |
154 | /****************************************************************************** |
155 | * |
156 | * ACPI Specification constants (Do not change unless the specification changes) |
157 | * |
158 | *****************************************************************************/ |
159 | |
160 | /* Method info (in WALK_STATE), containing local variables and argumetns */ |
161 | |
162 | #define ACPI_METHOD_NUM_LOCALS 8 |
163 | #define ACPI_METHOD_MAX_LOCAL 7 |
164 | |
165 | #define ACPI_METHOD_NUM_ARGS 7 |
166 | #define ACPI_METHOD_MAX_ARG 6 |
167 | |
168 | /* |
169 | * Operand Stack (in WALK_STATE), Must be large enough to contain METHOD_MAX_ARG |
170 | */ |
171 | #define ACPI_OBJ_NUM_OPERANDS 8 |
172 | #define ACPI_OBJ_MAX_OPERAND 7 |
173 | |
174 | /* Number of elements in the Result Stack frame, can be an arbitrary value */ |
175 | |
176 | #define ACPI_RESULTS_FRAME_OBJ_NUM 8 |
177 | |
178 | /* |
179 | * Maximal number of elements the Result Stack can contain, |
180 | * it may be an arbitray value not exceeding the types of |
181 | * ResultSize and ResultCount (now UINT8). |
182 | */ |
183 | #define ACPI_RESULTS_OBJ_NUM_MAX 255 |
184 | |
185 | /* Constants used in searching for the RSDP in low memory */ |
186 | |
187 | #define ACPI_EBDA_PTR_LOCATION 0x0000040E /* Physical Address */ |
188 | #define ACPI_EBDA_PTR_LENGTH 2 |
189 | #define ACPI_EBDA_WINDOW_SIZE 1024 |
190 | #define ACPI_HI_RSDP_WINDOW_BASE 0x000E0000 /* Physical Address */ |
191 | #define ACPI_HI_RSDP_WINDOW_SIZE 0x00020000 |
192 | #define ACPI_RSDP_SCAN_STEP 16 |
193 | |
194 | /* Operation regions */ |
195 | |
196 | #define ACPI_USER_REGION_BEGIN 0x80 |
197 | |
198 | /* Maximum SpaceIds for Operation Regions */ |
199 | |
200 | #define ACPI_MAX_ADDRESS_SPACE 255 |
201 | #define ACPI_NUM_DEFAULT_SPACES 4 |
202 | |
203 | /* Array sizes. Used for range checking also */ |
204 | |
205 | #define ACPI_MAX_MATCH_OPCODE 5 |
206 | |
207 | /* RSDP checksums */ |
208 | |
209 | #define ACPI_RSDP_CHECKSUM_LENGTH 20 |
210 | #define ACPI_RSDP_XCHECKSUM_LENGTH 36 |
211 | |
212 | /* SMBus, GSBus and IPMI bidirectional buffer size */ |
213 | |
214 | #define ACPI_SMBUS_BUFFER_SIZE 34 |
215 | #define ACPI_GSBUS_BUFFER_SIZE 34 |
216 | #define ACPI_IPMI_BUFFER_SIZE 66 |
217 | |
218 | /* _SxD and _SxW control methods */ |
219 | |
220 | #define ACPI_NUM_SxD_METHODS 4 |
221 | #define ACPI_NUM_SxW_METHODS 5 |
222 | |
223 | |
224 | /****************************************************************************** |
225 | * |
226 | * Miscellaneous constants |
227 | * |
228 | *****************************************************************************/ |
229 | |
230 | /* UUID constants */ |
231 | |
232 | #define UUID_BUFFER_LENGTH 16 /* Length of UUID in memory */ |
233 | #define UUID_STRING_LENGTH 36 /* Total length of a UUID string */ |
234 | |
235 | /* Positions for required hyphens (dashes) in UUID strings */ |
236 | |
237 | #define UUID_HYPHEN1_OFFSET 8 |
238 | #define UUID_HYPHEN2_OFFSET 13 |
239 | #define UUID_HYPHEN3_OFFSET 18 |
240 | #define UUID_HYPHEN4_OFFSET 23 |
241 | |
242 | |
243 | /****************************************************************************** |
244 | * |
245 | * ACPI AML Debugger |
246 | * |
247 | *****************************************************************************/ |
248 | |
249 | #define ACPI_DEBUGGER_MAX_ARGS ACPI_METHOD_NUM_ARGS + 4 /* Max command line arguments */ |
250 | #define ACPI_DB_LINE_BUFFER_SIZE 512 |
251 | |
252 | #define ACPI_DEBUGGER_COMMAND_PROMPT '-' |
253 | #define ACPI_DEBUGGER_EXECUTE_PROMPT '%' |
254 | |
255 | |
256 | #endif /* _ACCONFIG_H */ |
257 | |