xref: /titanic_41/usr/src/uts/intel/sys/acpi/acconfig.h (revision de5d74c22760a6d2cefd94d0e7f0fd87214fb71f)
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 
150 /******************************************************************************
151  *
152  * ACPI Specification constants (Do not change unless the specification changes)
153  *
154  *****************************************************************************/
155 
156 /* Method info (in WALK_STATE), containing local variables and argumetns */
157 
158 #define ACPI_METHOD_NUM_LOCALS          8
159 #define ACPI_METHOD_MAX_LOCAL           7
160 
161 #define ACPI_METHOD_NUM_ARGS            7
162 #define ACPI_METHOD_MAX_ARG             6
163 
164 /*
165  * Operand Stack (in WALK_STATE), Must be large enough to contain METHOD_MAX_ARG
166  */
167 #define ACPI_OBJ_NUM_OPERANDS           8
168 #define ACPI_OBJ_MAX_OPERAND            7
169 
170 /* Number of elements in the Result Stack frame, can be an arbitrary value */
171 
172 #define ACPI_RESULTS_FRAME_OBJ_NUM      8
173 
174 /*
175  * Maximal number of elements the Result Stack can contain,
176  * it may be an arbitray value not exceeding the types of
177  * ResultSize and ResultCount (now UINT8).
178  */
179 #define ACPI_RESULTS_OBJ_NUM_MAX        255
180 
181 /* Constants used in searching for the RSDP in low memory */
182 
183 #define ACPI_EBDA_PTR_LOCATION          0x0000040E     /* Physical Address */
184 #define ACPI_EBDA_PTR_LENGTH            2
185 #define ACPI_EBDA_WINDOW_SIZE           1024
186 #define ACPI_HI_RSDP_WINDOW_BASE        0x000E0000     /* Physical Address */
187 #define ACPI_HI_RSDP_WINDOW_SIZE        0x00020000
188 #define ACPI_RSDP_SCAN_STEP             16
189 
190 /* Operation regions */
191 
192 #define ACPI_USER_REGION_BEGIN          0x80
193 
194 /* Maximum SpaceIds for Operation Regions */
195 
196 #define ACPI_MAX_ADDRESS_SPACE          255
197 #define ACPI_NUM_DEFAULT_SPACES         4
198 
199 /* Array sizes. Used for range checking also */
200 
201 #define ACPI_MAX_MATCH_OPCODE           5
202 
203 /* RSDP checksums */
204 
205 #define ACPI_RSDP_CHECKSUM_LENGTH       20
206 #define ACPI_RSDP_XCHECKSUM_LENGTH      36
207 
208 /* SMBus, GSBus and IPMI bidirectional buffer size */
209 
210 #define ACPI_SMBUS_BUFFER_SIZE          34
211 #define ACPI_GSBUS_BUFFER_SIZE          34
212 #define ACPI_IPMI_BUFFER_SIZE           66
213 
214 /* _SxD and _SxW control methods */
215 
216 #define ACPI_NUM_SxD_METHODS            4
217 #define ACPI_NUM_SxW_METHODS            5
218 
219 
220 /******************************************************************************
221  *
222  * Miscellaneous constants
223  *
224  *****************************************************************************/
225 
226 /* UUID constants */
227 
228 #define UUID_BUFFER_LENGTH          16 /* Length of UUID in memory */
229 #define UUID_STRING_LENGTH          36 /* Total length of a UUID string */
230 
231 /* Positions for required hyphens (dashes) in UUID strings */
232 
233 #define UUID_HYPHEN1_OFFSET         8
234 #define UUID_HYPHEN2_OFFSET         13
235 #define UUID_HYPHEN3_OFFSET         18
236 #define UUID_HYPHEN4_OFFSET         23
237 
238 
239 /******************************************************************************
240  *
241  * ACPI AML Debugger
242  *
243  *****************************************************************************/
244 
245 #define ACPI_DEBUGGER_MAX_ARGS          ACPI_METHOD_NUM_ARGS + 4 /* Max command line arguments */
246 #define ACPI_DB_LINE_BUFFER_SIZE        512
247 
248 #define ACPI_DEBUGGER_COMMAND_PROMPT    '-'
249 #define ACPI_DEBUGGER_EXECUTE_PROMPT    '%'
250 
251 
252 #endif /* _ACCONFIG_H */
253