/root/src/xen/xen/include/acpi/acconfig.h
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1 | | /****************************************************************************** |
2 | | * |
3 | | * Name: acconfig.h - Global configuration constants |
4 | | * |
5 | | *****************************************************************************/ |
6 | | |
7 | | /* |
8 | | * Copyright (C) 2000 - 2007, R. Byron Moore |
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 | | * 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 | | |
64 | | /* Current ACPICA subsystem version in YYYYMMDD format */ |
65 | | |
66 | | #define ACPI_CA_VERSION 0x20070126 |
67 | | |
68 | | /* |
69 | | * OS name, used for the _OS object. The _OS object is essentially obsolete, |
70 | | * but there is a large base of ASL/AML code in existing machines that check |
71 | | * for the string below. The use of this string usually guarantees that |
72 | | * the ASL will execute down the most tested code path. Also, there is some |
73 | | * code that will not execute the _OSI method unless _OS matches the string |
74 | | * below. Therefore, change this string at your own risk. |
75 | | */ |
76 | | #define ACPI_OS_NAME "Microsoft Windows NT" |
77 | | |
78 | | /* Maximum objects in the various object caches */ |
79 | | |
80 | | #define ACPI_MAX_STATE_CACHE_DEPTH 96 /* State objects */ |
81 | | #define ACPI_MAX_PARSE_CACHE_DEPTH 96 /* Parse tree objects */ |
82 | | #define ACPI_MAX_EXTPARSE_CACHE_DEPTH 96 /* Parse tree objects */ |
83 | | #define ACPI_MAX_OBJECT_CACHE_DEPTH 96 /* Interpreter operand objects */ |
84 | | #define ACPI_MAX_NAMESPACE_CACHE_DEPTH 96 /* Namespace objects */ |
85 | | |
86 | | /* |
87 | | * Should the subsystem abort the loading of an ACPI table if the |
88 | | * table checksum is incorrect? |
89 | | */ |
90 | | #define ACPI_CHECKSUM_ABORT FALSE |
91 | | |
92 | | /****************************************************************************** |
93 | | * |
94 | | * Subsystem Constants |
95 | | * |
96 | | *****************************************************************************/ |
97 | | |
98 | | /* Version of ACPI supported */ |
99 | | |
100 | | #define ACPI_CA_SUPPORT_LEVEL 3 |
101 | | |
102 | | /* Maximum count for a semaphore object */ |
103 | | |
104 | | #define ACPI_MAX_SEMAPHORE_COUNT 256 |
105 | | |
106 | | /* Maximum object reference count (detects object deletion issues) */ |
107 | | |
108 | | #define ACPI_MAX_REFERENCE_COUNT 0x1000 |
109 | | |
110 | | /* Size of cached memory mapping for system memory operation region */ |
111 | | |
112 | | #define ACPI_SYSMEM_REGION_WINDOW_SIZE 4096 |
113 | | |
114 | | /* owner_id tracking. 8 entries allows for 255 owner_ids */ |
115 | | |
116 | | #define ACPI_NUM_OWNERID_MASKS 8 |
117 | | |
118 | | /* Size of the root table array is increased by this increment */ |
119 | | |
120 | | #define ACPI_ROOT_TABLE_SIZE_INCREMENT 4 |
121 | | |
122 | | /****************************************************************************** |
123 | | * |
124 | | * ACPI Specification constants (Do not change unless the specification changes) |
125 | | * |
126 | | *****************************************************************************/ |
127 | | |
128 | | /* Number of distinct GPE register blocks and register width */ |
129 | | |
130 | | #define ACPI_MAX_GPE_BLOCKS 2 |
131 | | #define ACPI_GPE_REGISTER_WIDTH 8 |
132 | | |
133 | | /* Method info (in WALK_STATE), containing local variables and argumetns */ |
134 | | |
135 | | #define ACPI_METHOD_NUM_LOCALS 8 |
136 | | #define ACPI_METHOD_MAX_LOCAL 7 |
137 | | |
138 | | #define ACPI_METHOD_NUM_ARGS 7 |
139 | | #define ACPI_METHOD_MAX_ARG 6 |
140 | | |
141 | | /* Length of _HID, _UID, _CID, and UUID values */ |
142 | | |
143 | | #define ACPI_DEVICE_ID_LENGTH 0x09 |
144 | | #define ACPI_MAX_CID_LENGTH 48 |
145 | | #define ACPI_UUID_LENGTH 16 |
146 | | |
147 | | /* |
148 | | * Operand Stack (in WALK_STATE), Must be large enough to contain METHOD_MAX_ARG |
149 | | */ |
150 | | #define ACPI_OBJ_NUM_OPERANDS 8 |
151 | | #define ACPI_OBJ_MAX_OPERAND 7 |
152 | | |
153 | | /* Names within the namespace are 4 bytes long */ |
154 | | |
155 | 0 | #define ACPI_NAME_SIZE 4 |
156 | | #define ACPI_PATH_SEGMENT_LENGTH 5 /* 4 chars for name + 1 char for separator */ |
157 | | #define ACPI_PATH_SEPARATOR '.' |
158 | | |
159 | | /* Sizes for ACPI table headers */ |
160 | | |
161 | | #define ACPI_OEM_ID_SIZE 6 |
162 | | #define ACPI_OEM_TABLE_ID_SIZE 8 |
163 | | |
164 | | /* Constants used in searching for the RSDP in low memory */ |
165 | | |
166 | | #define ACPI_EBDA_PTR_LOCATION 0x0000040E /* Physical Address */ |
167 | | #define ACPI_EBDA_PTR_LENGTH 2 |
168 | | #define ACPI_EBDA_WINDOW_SIZE 1024 |
169 | | #define ACPI_HI_RSDP_WINDOW_BASE 0x000E0000 /* Physical Address */ |
170 | | #define ACPI_HI_RSDP_WINDOW_SIZE 0x00020000 |
171 | | #define ACPI_RSDP_SCAN_STEP 16 |
172 | | |
173 | | /* Operation regions */ |
174 | | |
175 | | #define ACPI_NUM_PREDEFINED_REGIONS 8 |
176 | | #define ACPI_USER_REGION_BEGIN 0x80 |
177 | | |
178 | | /* Maximum space_ids for Operation Regions */ |
179 | | |
180 | | #define ACPI_MAX_ADDRESS_SPACE 255 |
181 | | |
182 | | /* Array sizes. Used for range checking also */ |
183 | | |
184 | | #define ACPI_MAX_MATCH_OPCODE 5 |
185 | | |
186 | | /* RSDP checksums */ |
187 | | |
188 | | #define ACPI_RSDP_CHECKSUM_LENGTH 20 |
189 | | #define ACPI_RSDP_XCHECKSUM_LENGTH 36 |
190 | | |
191 | | /* SMBus bidirectional buffer size */ |
192 | | |
193 | | #define ACPI_SMBUS_BUFFER_SIZE 34 |
194 | | |
195 | | /****************************************************************************** |
196 | | * |
197 | | * ACPI AML Debugger |
198 | | * |
199 | | *****************************************************************************/ |
200 | | |
201 | | #define ACPI_DEBUGGER_MAX_ARGS 8 /* Must be max method args + 1 */ |
202 | | |
203 | | #define ACPI_DEBUGGER_COMMAND_PROMPT '-' |
204 | | #define ACPI_DEBUGGER_EXECUTE_PROMPT '%' |
205 | | |
206 | | #endif /* _ACCONFIG_H */ |