1 /****************************************************************************** 2 * 3 * Name: acconfig.h - Global configuration constants 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2014, 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 #pragma pack(push) /* Set default struct packing */ 49 50 /****************************************************************************** 51 * 52 * Configuration options 53 * 54 *****************************************************************************/ 55 56 /* 57 * ACPI_DEBUG_OUTPUT - This switch enables all the debug facilities of the 58 * ACPI subsystem. This includes the DEBUG_PRINT output 59 * statements. When disabled, all DEBUG_PRINT 60 * statements are compiled out. 61 * 62 * ACPI_APPLICATION - Use this switch if the subsystem is going to be run 63 * at the application level. 64 * 65 */ 66 67 /* 68 * OS name, used for the _OS object. The _OS object is essentially obsolete, 69 * but there is a large base of ASL/AML code in existing machines that check 70 * for the string below. The use of this string usually guarantees that 71 * the ASL will execute down the most tested code path. Also, there is some 72 * code that will not execute the _OSI method unless _OS matches the string 73 * below. Therefore, change this string at your own risk. 74 */ 75 #define ACPI_OS_NAME "Microsoft Windows NT" 76 77 /* Maximum objects in the various object caches */ 78 79 #define ACPI_MAX_STATE_CACHE_DEPTH 96 /* State objects */ 80 #define ACPI_MAX_PARSE_CACHE_DEPTH 96 /* Parse tree objects */ 81 #define ACPI_MAX_EXTPARSE_CACHE_DEPTH 96 /* Parse tree objects */ 82 #define ACPI_MAX_OBJECT_CACHE_DEPTH 96 /* Interpreter operand objects */ 83 #define ACPI_MAX_NAMESPACE_CACHE_DEPTH 96 /* Namespace objects */ 84 85 /* 86 * Should the subsystem abort the loading of an ACPI table if the 87 * table checksum is incorrect? 88 */ 89 #ifndef ACPI_CHECKSUM_ABORT 90 #define ACPI_CHECKSUM_ABORT FALSE 91 #endif 92 93 /* 94 * Generate a version of ACPICA that only supports "reduced hardware" 95 * platforms (as defined in ACPI 5.0). Set to TRUE to generate a specialized 96 * version of ACPICA that ONLY supports the ACPI 5.0 "reduced hardware" 97 * model. In other words, no ACPI hardware is supported. 98 * 99 * If TRUE, this means no support for the following: 100 * PM Event and Control registers 101 * SCI interrupt (and handler) 102 * Fixed Events 103 * General Purpose Events (GPEs) 104 * Global Lock 105 * ACPI PM timer 106 * FACS table (Waking vectors and Global Lock) 107 */ 108 #ifndef ACPI_REDUCED_HARDWARE 109 #define ACPI_REDUCED_HARDWARE FALSE 110 #endif 111 112 113 /****************************************************************************** 114 * 115 * Subsystem Constants 116 * 117 *****************************************************************************/ 118 119 /* Version of ACPI supported */ 120 121 #define ACPI_CA_SUPPORT_LEVEL 5 122 123 /* Maximum count for a semaphore object */ 124 125 #define ACPI_MAX_SEMAPHORE_COUNT 256 126 127 /* Maximum object reference count (detects object deletion issues) */ 128 129 #define ACPI_MAX_REFERENCE_COUNT 0x800 130 131 /* Default page size for use in mapping memory for operation regions */ 132 133 #define ACPI_DEFAULT_PAGE_SIZE 4096 /* Must be power of 2 */ 134 135 /* OwnerId tracking. 8 entries allows for 255 OwnerIds */ 136 137 #define ACPI_NUM_OWNERID_MASKS 8 138 139 /* Size of the root table array is increased by this increment */ 140 141 #define ACPI_ROOT_TABLE_SIZE_INCREMENT 4 142 143 /* Maximum number of While() loop iterations before forced abort */ 144 145 #define ACPI_MAX_LOOP_ITERATIONS 0xFFFF 146 147 /* Maximum sleep allowed via Sleep() operator */ 148 149 #define ACPI_MAX_SLEEP 2000 /* 2000 millisec == two seconds */ 150 151 /* Address Range lists are per-SpaceId (Memory and I/O only) */ 152 153 #define ACPI_ADDRESS_RANGE_MAX 2 154 155 156 /****************************************************************************** 157 * 158 * ACPI Specification constants (Do not change unless the specification changes) 159 * 160 *****************************************************************************/ 161 162 /* Method info (in WALK_STATE), containing local variables and argumetns */ 163 164 #define ACPI_METHOD_NUM_LOCALS 8 165 #define ACPI_METHOD_MAX_LOCAL 7 166 167 #define ACPI_METHOD_NUM_ARGS 7 168 #define ACPI_METHOD_MAX_ARG 6 169 170 /* 171 * Operand Stack (in WALK_STATE), Must be large enough to contain METHOD_MAX_ARG 172 */ 173 #define ACPI_OBJ_NUM_OPERANDS 8 174 #define ACPI_OBJ_MAX_OPERAND 7 175 176 /* Number of elements in the Result Stack frame, can be an arbitrary value */ 177 178 #define ACPI_RESULTS_FRAME_OBJ_NUM 8 179 180 /* 181 * Maximal number of elements the Result Stack can contain, 182 * it may be an arbitray value not exceeding the types of 183 * ResultSize and ResultCount (now UINT8). 184 */ 185 #define ACPI_RESULTS_OBJ_NUM_MAX 255 186 187 /* Constants used in searching for the RSDP in low memory */ 188 189 #define ACPI_EBDA_PTR_LOCATION 0x0000040E /* Physical Address */ 190 #define ACPI_EBDA_PTR_LENGTH 2 191 #define ACPI_EBDA_WINDOW_SIZE 1024 192 #define ACPI_HI_RSDP_WINDOW_BASE 0x000E0000 /* Physical Address */ 193 #define ACPI_HI_RSDP_WINDOW_SIZE 0x00020000 194 #define ACPI_RSDP_SCAN_STEP 16 195 196 /* Operation regions */ 197 198 #define ACPI_USER_REGION_BEGIN 0x80 199 200 /* Maximum SpaceIds for Operation Regions */ 201 202 #define ACPI_MAX_ADDRESS_SPACE 255 203 #define ACPI_NUM_DEFAULT_SPACES 4 204 205 /* Array sizes. Used for range checking also */ 206 207 #define ACPI_MAX_MATCH_OPCODE 5 208 209 /* RSDP checksums */ 210 211 #define ACPI_RSDP_CHECKSUM_LENGTH 20 212 #define ACPI_RSDP_XCHECKSUM_LENGTH 36 213 214 /* SMBus, GSBus and IPMI bidirectional buffer size */ 215 216 #define ACPI_SMBUS_BUFFER_SIZE 34 217 #define ACPI_GSBUS_BUFFER_SIZE 34 218 #define ACPI_IPMI_BUFFER_SIZE 66 219 220 /* _SxD and _SxW control methods */ 221 222 #define ACPI_NUM_SxD_METHODS 4 223 #define ACPI_NUM_SxW_METHODS 5 224 225 226 /****************************************************************************** 227 * 228 * ACPI AML Debugger 229 * 230 *****************************************************************************/ 231 232 #define ACPI_DEBUGGER_MAX_ARGS ACPI_METHOD_NUM_ARGS + 4 /* Max command line arguments */ 233 #define ACPI_DB_LINE_BUFFER_SIZE 512 234 235 #define ACPI_DEBUGGER_COMMAND_PROMPT '-' 236 #define ACPI_DEBUGGER_EXECUTE_PROMPT '%' 237 238 239 #pragma pack(pop) /* Restore original struct packing */ 240 241 #endif /* _ACCONFIG_H */ 242