1 /* SPDX-License-Identifier: BSD-3-Clause OR GP 1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ 2 /********************************************* 2 /****************************************************************************** 3 * 3 * 4 * Name: acconfig.h - Global configuration con 4 * Name: acconfig.h - Global configuration constants 5 * 5 * 6 * Copyright (C) 2000 - 2023, Intel Corp. 6 * Copyright (C) 2000 - 2023, Intel Corp. 7 * 7 * 8 ********************************************* 8 *****************************************************************************/ 9 9 10 #ifndef _ACCONFIG_H 10 #ifndef _ACCONFIG_H 11 #define _ACCONFIG_H 11 #define _ACCONFIG_H 12 12 13 /********************************************* 13 /****************************************************************************** 14 * 14 * 15 * Configuration options 15 * Configuration options 16 * 16 * 17 ********************************************* 17 *****************************************************************************/ 18 18 19 /* 19 /* 20 * ACPI_DEBUG_OUTPUT - This switch enables 20 * ACPI_DEBUG_OUTPUT - This switch enables all the debug facilities of the 21 * ACPI subsystem. Thi 21 * ACPI subsystem. This includes the DEBUG_PRINT output 22 * statements. When di 22 * statements. When disabled, all DEBUG_PRINT 23 * statements are compi 23 * statements are compiled out. 24 * 24 * 25 * ACPI_APPLICATION - Use this switch if t 25 * ACPI_APPLICATION - Use this switch if the subsystem is going to be run 26 * at the application l 26 * at the application level. 27 * 27 * 28 */ 28 */ 29 29 30 /* 30 /* 31 * OS name, used for the _OS object. The _OS 31 * 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 32 * 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 33 * for the string below. The use of this string usually guarantees that 34 * the ASL will execute down the most tested c 34 * the ASL will execute down the most tested code path. Also, there is some 35 * code that will not execute the _OSI method 35 * code that will not execute the _OSI method unless _OS matches the string 36 * below. Therefore, change this string at yo 36 * below. Therefore, change this string at your own risk. 37 */ 37 */ 38 #define ACPI_OS_NAME "Micro 38 #define ACPI_OS_NAME "Microsoft Windows NT" 39 39 40 /* Maximum objects in the various object cache 40 /* Maximum objects in the various object caches */ 41 41 42 #define ACPI_MAX_STATE_CACHE_DEPTH 96 42 #define ACPI_MAX_STATE_CACHE_DEPTH 96 /* State objects */ 43 #define ACPI_MAX_PARSE_CACHE_DEPTH 96 43 #define ACPI_MAX_PARSE_CACHE_DEPTH 96 /* Parse tree objects */ 44 #define ACPI_MAX_EXTPARSE_CACHE_DEPTH 96 44 #define ACPI_MAX_EXTPARSE_CACHE_DEPTH 96 /* Parse tree objects */ 45 #define ACPI_MAX_OBJECT_CACHE_DEPTH 96 45 #define ACPI_MAX_OBJECT_CACHE_DEPTH 96 /* Interpreter operand objects */ 46 #define ACPI_MAX_NAMESPACE_CACHE_DEPTH 96 46 #define ACPI_MAX_NAMESPACE_CACHE_DEPTH 96 /* Namespace objects */ 47 #define ACPI_MAX_COMMENT_CACHE_DEPTH 96 47 #define ACPI_MAX_COMMENT_CACHE_DEPTH 96 /* Comments for the -ca option */ 48 48 49 /* 49 /* 50 * Should the subsystem abort the loading of a 50 * Should the subsystem abort the loading of an ACPI table if the 51 * table checksum is incorrect? 51 * table checksum is incorrect? 52 */ 52 */ 53 #ifndef ACPI_CHECKSUM_ABORT 53 #ifndef ACPI_CHECKSUM_ABORT 54 #define ACPI_CHECKSUM_ABORT FALSE 54 #define ACPI_CHECKSUM_ABORT FALSE 55 #endif 55 #endif 56 56 57 /* 57 /* 58 * Generate a version of ACPICA that only supp 58 * Generate a version of ACPICA that only supports "reduced hardware" 59 * platforms (as defined in ACPI 5.0). Set to 59 * platforms (as defined in ACPI 5.0). Set to TRUE to generate a specialized 60 * version of ACPICA that ONLY supports the AC 60 * version of ACPICA that ONLY supports the ACPI 5.0 "reduced hardware" 61 * model. In other words, no ACPI hardware is 61 * model. In other words, no ACPI hardware is supported. 62 * 62 * 63 * If TRUE, this means no support for the foll 63 * If TRUE, this means no support for the following: 64 * PM Event and Control registers 64 * PM Event and Control registers 65 * SCI interrupt (and handler) 65 * SCI interrupt (and handler) 66 * Fixed Events 66 * Fixed Events 67 * General Purpose Events (GPEs) 67 * General Purpose Events (GPEs) 68 * Global Lock 68 * Global Lock 69 * ACPI PM timer 69 * ACPI PM timer 70 */ 70 */ 71 #ifndef ACPI_REDUCED_HARDWARE 71 #ifndef ACPI_REDUCED_HARDWARE 72 #define ACPI_REDUCED_HARDWARE FALSE 72 #define ACPI_REDUCED_HARDWARE FALSE 73 #endif 73 #endif 74 74 75 /********************************************* 75 /****************************************************************************** 76 * 76 * 77 * Subsystem Constants 77 * Subsystem Constants 78 * 78 * 79 ********************************************* 79 *****************************************************************************/ 80 80 81 /* Version of ACPI supported */ 81 /* Version of ACPI supported */ 82 82 83 #define ACPI_CA_SUPPORT_LEVEL 5 83 #define ACPI_CA_SUPPORT_LEVEL 5 84 84 85 /* Maximum count for a semaphore object */ 85 /* Maximum count for a semaphore object */ 86 86 87 #define ACPI_MAX_SEMAPHORE_COUNT 256 87 #define ACPI_MAX_SEMAPHORE_COUNT 256 88 88 89 /* Maximum object reference count (detects obj 89 /* Maximum object reference count (detects object deletion issues) */ 90 90 91 #define ACPI_MAX_REFERENCE_COUNT 0x4000 91 #define ACPI_MAX_REFERENCE_COUNT 0x4000 92 92 93 /* Default page size for use in mapping memory 93 /* Default page size for use in mapping memory for operation regions */ 94 94 95 #define ACPI_DEFAULT_PAGE_SIZE 4096 95 #define ACPI_DEFAULT_PAGE_SIZE 4096 /* Must be power of 2 */ 96 96 97 /* owner_id tracking. 128 entries allows for 4 97 /* owner_id tracking. 128 entries allows for 4095 owner_ids */ 98 98 99 #define ACPI_NUM_OWNERID_MASKS 128 99 #define ACPI_NUM_OWNERID_MASKS 128 100 100 101 /* Size of the root table array is increased b 101 /* Size of the root table array is increased by this increment */ 102 102 103 #define ACPI_ROOT_TABLE_SIZE_INCREMENT 4 103 #define ACPI_ROOT_TABLE_SIZE_INCREMENT 4 104 104 105 /* Maximum sleep allowed via Sleep() operator 105 /* Maximum sleep allowed via Sleep() operator */ 106 106 107 #define ACPI_MAX_SLEEP 2000 107 #define ACPI_MAX_SLEEP 2000 /* 2000 millisec == two seconds */ 108 108 109 /* Address Range lists are per-space_id (Memor 109 /* Address Range lists are per-space_id (Memory and I/O only) */ 110 110 111 #define ACPI_ADDRESS_RANGE_MAX 2 111 #define ACPI_ADDRESS_RANGE_MAX 2 112 112 113 /* Maximum time (default 30s) of While() loops 113 /* Maximum time (default 30s) of While() loops before abort */ 114 114 115 #define ACPI_MAX_LOOP_TIMEOUT 30 115 #define ACPI_MAX_LOOP_TIMEOUT 30 116 116 117 /********************************************* 117 /****************************************************************************** 118 * 118 * 119 * ACPI Specification constants (Do not change 119 * ACPI Specification constants (Do not change unless the specification changes) 120 * 120 * 121 ********************************************* 121 *****************************************************************************/ 122 122 123 /* Method info (in WALK_STATE), containing loc 123 /* Method info (in WALK_STATE), containing local variables and arguments */ 124 124 125 #define ACPI_METHOD_NUM_LOCALS 8 125 #define ACPI_METHOD_NUM_LOCALS 8 126 #define ACPI_METHOD_MAX_LOCAL 7 126 #define ACPI_METHOD_MAX_LOCAL 7 127 127 128 #define ACPI_METHOD_NUM_ARGS 7 128 #define ACPI_METHOD_NUM_ARGS 7 129 #define ACPI_METHOD_MAX_ARG 6 129 #define ACPI_METHOD_MAX_ARG 6 130 130 131 /* 131 /* 132 * Operand Stack (in WALK_STATE), Must be larg 132 * Operand Stack (in WALK_STATE), Must be large enough to contain METHOD_MAX_ARG 133 */ 133 */ 134 #define ACPI_OBJ_NUM_OPERANDS 8 134 #define ACPI_OBJ_NUM_OPERANDS 8 135 #define ACPI_OBJ_MAX_OPERAND 7 135 #define ACPI_OBJ_MAX_OPERAND 7 136 136 137 /* Number of elements in the Result Stack fram 137 /* Number of elements in the Result Stack frame, can be an arbitrary value */ 138 138 139 #define ACPI_RESULTS_FRAME_OBJ_NUM 8 139 #define ACPI_RESULTS_FRAME_OBJ_NUM 8 140 140 141 /* 141 /* 142 * Maximal number of elements the Result Stack 142 * Maximal number of elements the Result Stack can contain, 143 * it may be an arbitrary value not exceeding 143 * it may be an arbitrary value not exceeding the types of 144 * result_size and result_count (now u8). 144 * result_size and result_count (now u8). 145 */ 145 */ 146 #define ACPI_RESULTS_OBJ_NUM_MAX 255 146 #define ACPI_RESULTS_OBJ_NUM_MAX 255 147 147 148 /* Constants used in searching for the RSDP in 148 /* Constants used in searching for the RSDP in low memory */ 149 149 150 #define ACPI_EBDA_PTR_LOCATION 0x0000 150 #define ACPI_EBDA_PTR_LOCATION 0x0000040E /* Physical Address */ 151 #define ACPI_EBDA_PTR_LENGTH 2 151 #define ACPI_EBDA_PTR_LENGTH 2 152 #define ACPI_EBDA_WINDOW_SIZE 1024 152 #define ACPI_EBDA_WINDOW_SIZE 1024 153 #define ACPI_HI_RSDP_WINDOW_BASE 0x000E 153 #define ACPI_HI_RSDP_WINDOW_BASE 0x000E0000 /* Physical Address */ 154 #define ACPI_HI_RSDP_WINDOW_SIZE 0x0002 154 #define ACPI_HI_RSDP_WINDOW_SIZE 0x00020000 155 #define ACPI_RSDP_SCAN_STEP 16 155 #define ACPI_RSDP_SCAN_STEP 16 156 156 157 /* Operation regions */ 157 /* Operation regions */ 158 158 159 #define ACPI_USER_REGION_BEGIN 0x80 159 #define ACPI_USER_REGION_BEGIN 0x80 160 160 161 /* Maximum space_ids for Operation Regions */ 161 /* Maximum space_ids for Operation Regions */ 162 162 163 #define ACPI_MAX_ADDRESS_SPACE 255 163 #define ACPI_MAX_ADDRESS_SPACE 255 164 #define ACPI_NUM_DEFAULT_SPACES 4 164 #define ACPI_NUM_DEFAULT_SPACES 4 165 165 166 /* Array sizes. Used for range checking also 166 /* Array sizes. Used for range checking also */ 167 167 168 #define ACPI_MAX_MATCH_OPCODE 5 168 #define ACPI_MAX_MATCH_OPCODE 5 169 169 170 /* RSDP checksums */ 170 /* RSDP checksums */ 171 171 172 #define ACPI_RSDP_CHECKSUM_LENGTH 20 172 #define ACPI_RSDP_CHECKSUM_LENGTH 20 173 #define ACPI_RSDP_XCHECKSUM_LENGTH 36 173 #define ACPI_RSDP_XCHECKSUM_LENGTH 36 174 174 175 /* 175 /* 176 * SMBus, GSBus and IPMI buffer sizes. All hav 176 * SMBus, GSBus and IPMI buffer sizes. All have a 2-byte header, 177 * containing both Status and Length. 177 * containing both Status and Length. 178 */ 178 */ 179 #define ACPI_SERIAL_HEADER_SIZE 2 179 #define ACPI_SERIAL_HEADER_SIZE 2 /* Common for below. Status and Length fields */ 180 180 181 #define ACPI_SMBUS_DATA_SIZE 32 181 #define ACPI_SMBUS_DATA_SIZE 32 182 #define ACPI_SMBUS_BUFFER_SIZE ACPI_S 182 #define ACPI_SMBUS_BUFFER_SIZE ACPI_SERIAL_HEADER_SIZE + ACPI_SMBUS_DATA_SIZE 183 183 184 #define ACPI_IPMI_DATA_SIZE 64 184 #define ACPI_IPMI_DATA_SIZE 64 185 #define ACPI_IPMI_BUFFER_SIZE ACPI_S 185 #define ACPI_IPMI_BUFFER_SIZE ACPI_SERIAL_HEADER_SIZE + ACPI_IPMI_DATA_SIZE 186 186 187 #define ACPI_MAX_GSBUS_DATA_SIZE 255 187 #define ACPI_MAX_GSBUS_DATA_SIZE 255 188 #define ACPI_MAX_GSBUS_BUFFER_SIZE ACPI_S 188 #define ACPI_MAX_GSBUS_BUFFER_SIZE ACPI_SERIAL_HEADER_SIZE + ACPI_MAX_GSBUS_DATA_SIZE 189 189 190 #define ACPI_PRM_INPUT_BUFFER_SIZE 26 190 #define ACPI_PRM_INPUT_BUFFER_SIZE 26 191 191 192 #define ACPI_FFH_INPUT_BUFFER_SIZE 256 192 #define ACPI_FFH_INPUT_BUFFER_SIZE 256 193 193 194 /* _sx_d and _sx_w control methods */ 194 /* _sx_d and _sx_w control methods */ 195 195 196 #define ACPI_NUM_sx_d_METHODS 4 196 #define ACPI_NUM_sx_d_METHODS 4 197 #define ACPI_NUM_sx_w_METHODS 5 197 #define ACPI_NUM_sx_w_METHODS 5 198 198 199 /********************************************* 199 /****************************************************************************** 200 * 200 * 201 * Miscellaneous constants 201 * Miscellaneous constants 202 * 202 * 203 ********************************************* 203 *****************************************************************************/ 204 204 205 /* UUID constants */ 205 /* UUID constants */ 206 206 207 #define UUID_BUFFER_LENGTH 16 /* Len 207 #define UUID_BUFFER_LENGTH 16 /* Length of UUID in memory */ 208 #define UUID_STRING_LENGTH 36 /* Tot 208 #define UUID_STRING_LENGTH 36 /* Total length of a UUID string */ 209 209 210 /* Positions for required hyphens (dashes) in 210 /* Positions for required hyphens (dashes) in UUID strings */ 211 211 212 #define UUID_HYPHEN1_OFFSET 8 212 #define UUID_HYPHEN1_OFFSET 8 213 #define UUID_HYPHEN2_OFFSET 13 213 #define UUID_HYPHEN2_OFFSET 13 214 #define UUID_HYPHEN3_OFFSET 18 214 #define UUID_HYPHEN3_OFFSET 18 215 #define UUID_HYPHEN4_OFFSET 23 215 #define UUID_HYPHEN4_OFFSET 23 216 216 217 /********************************************* 217 /****************************************************************************** 218 * 218 * 219 * ACPI AML Debugger 219 * ACPI AML Debugger 220 * 220 * 221 ********************************************* 221 *****************************************************************************/ 222 222 223 #define ACPI_DEBUGGER_MAX_ARGS ACPI_M 223 #define ACPI_DEBUGGER_MAX_ARGS ACPI_METHOD_NUM_ARGS + 4 /* Max command line arguments */ 224 #define ACPI_DB_LINE_BUFFER_SIZE 512 224 #define ACPI_DB_LINE_BUFFER_SIZE 512 225 225 226 #define ACPI_DEBUGGER_COMMAND_PROMPT '-' 226 #define ACPI_DEBUGGER_COMMAND_PROMPT '-' 227 #define ACPI_DEBUGGER_EXECUTE_PROMPT '%' 227 #define ACPI_DEBUGGER_EXECUTE_PROMPT '%' 228 228 229 #endif /* _ACCONFIG_H 229 #endif /* _ACCONFIG_H */ 230 230
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