acglobal.h revision 1.1.1.3
1 /****************************************************************************** 2 * 3 * Name: acglobal.h - Declarations for global variables 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2011, 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 __ACGLOBAL_H__ 45 #define __ACGLOBAL_H__ 46 47 48 /* 49 * Ensure that the globals are actually defined and initialized only once. 50 * 51 * The use of these macros allows a single list of globals (here) in order 52 * to simplify maintenance of the code. 53 */ 54 #ifdef DEFINE_ACPI_GLOBALS 55 #define ACPI_EXTERN 56 #define ACPI_INIT_GLOBAL(a,b) a=b 57 #else 58 #define ACPI_EXTERN extern 59 #define ACPI_INIT_GLOBAL(a,b) a 60 #endif 61 62 63 #ifdef DEFINE_ACPI_GLOBALS 64 65 /* Public globals, available from outside ACPICA subsystem */ 66 67 /***************************************************************************** 68 * 69 * Runtime configuration (static defaults that can be overriden at runtime) 70 * 71 ****************************************************************************/ 72 73 /* 74 * Enable "slack" in the AML interpreter? Default is FALSE, and the 75 * interpreter strictly follows the ACPI specification. Setting to TRUE 76 * allows the interpreter to ignore certain errors and/or bad AML constructs. 77 * 78 * Currently, these features are enabled by this flag: 79 * 80 * 1) Allow "implicit return" of last value in a control method 81 * 2) Allow access beyond the end of an operation region 82 * 3) Allow access to uninitialized locals/args (auto-init to integer 0) 83 * 4) Allow ANY object type to be a source operand for the Store() operator 84 * 5) Allow unresolved references (invalid target name) in package objects 85 * 6) Enable warning messages for behavior that is not ACPI spec compliant 86 */ 87 UINT8 ACPI_INIT_GLOBAL (AcpiGbl_EnableInterpreterSlack, FALSE); 88 89 /* 90 * Automatically serialize ALL control methods? Default is FALSE, meaning 91 * to use the Serialized/NotSerialized method flags on a per method basis. 92 * Only change this if the ASL code is poorly written and cannot handle 93 * reentrancy even though methods are marked "NotSerialized". 94 */ 95 UINT8 ACPI_INIT_GLOBAL (AcpiGbl_AllMethodsSerialized, FALSE); 96 97 /* 98 * Create the predefined _OSI method in the namespace? Default is TRUE 99 * because ACPI CA is fully compatible with other ACPI implementations. 100 * Changing this will revert ACPI CA (and machine ASL) to pre-OSI behavior. 101 */ 102 UINT8 ACPI_INIT_GLOBAL (AcpiGbl_CreateOsiMethod, TRUE); 103 104 /* 105 * Optionally use default values for the ACPI register widths. Set this to 106 * TRUE to use the defaults, if an FADT contains incorrect widths/lengths. 107 */ 108 UINT8 ACPI_INIT_GLOBAL (AcpiGbl_UseDefaultRegisterWidths, TRUE); 109 110 /* 111 * Optionally enable output from the AML Debug Object. 112 */ 113 UINT8 ACPI_INIT_GLOBAL (AcpiGbl_EnableAmlDebugObject, FALSE); 114 115 /* 116 * Optionally copy the entire DSDT to local memory (instead of simply 117 * mapping it.) There are some BIOSs that corrupt or replace the original 118 * DSDT, creating the need for this option. Default is FALSE, do not copy 119 * the DSDT. 120 */ 121 UINT8 ACPI_INIT_GLOBAL (AcpiGbl_CopyDsdtLocally, FALSE); 122 123 /* 124 * Optionally truncate I/O addresses to 16 bits. Provides compatibility 125 * with other ACPI implementations. NOTE: During ACPICA initialization, 126 * this value is set to TRUE if any Windows OSI strings have been 127 * requested by the BIOS. 128 */ 129 UINT8 ACPI_INIT_GLOBAL (AcpiGbl_TruncateIoAddresses, FALSE); 130 131 /* 132 * Disable runtime checking and repair of values returned by control methods. 133 * Use only if the repair is causing a problem on a particular machine. 134 */ 135 UINT8 ACPI_INIT_GLOBAL (AcpiGbl_DisableAutoRepair, FALSE); 136 137 138 /* AcpiGbl_FADT is a local copy of the FADT, converted to a common format. */ 139 140 ACPI_TABLE_FADT AcpiGbl_FADT; 141 UINT32 AcpiCurrentGpeCount; 142 UINT32 AcpiGbl_TraceFlags; 143 ACPI_NAME AcpiGbl_TraceMethodName; 144 BOOLEAN AcpiGbl_SystemAwakeAndRunning; 145 146 #endif 147 148 /***************************************************************************** 149 * 150 * ACPI Table globals 151 * 152 ****************************************************************************/ 153 154 /* 155 * AcpiGbl_RootTableList is the master list of ACPI tables that were 156 * found in the RSDT/XSDT. 157 */ 158 ACPI_EXTERN ACPI_TABLE_LIST AcpiGbl_RootTableList; 159 ACPI_EXTERN ACPI_TABLE_FACS *AcpiGbl_FACS; 160 161 /* These addresses are calculated from the FADT Event Block addresses */ 162 163 ACPI_EXTERN ACPI_GENERIC_ADDRESS AcpiGbl_XPm1aStatus; 164 ACPI_EXTERN ACPI_GENERIC_ADDRESS AcpiGbl_XPm1aEnable; 165 166 ACPI_EXTERN ACPI_GENERIC_ADDRESS AcpiGbl_XPm1bStatus; 167 ACPI_EXTERN ACPI_GENERIC_ADDRESS AcpiGbl_XPm1bEnable; 168 169 /* DSDT information. Used to check for DSDT corruption */ 170 171 ACPI_EXTERN ACPI_TABLE_HEADER *AcpiGbl_DSDT; 172 ACPI_EXTERN ACPI_TABLE_HEADER AcpiGbl_OriginalDsdtHeader; 173 174 /* 175 * Handle both ACPI 1.0 and ACPI 2.0 Integer widths. The integer width is 176 * determined by the revision of the DSDT: If the DSDT revision is less than 177 * 2, use only the lower 32 bits of the internal 64-bit Integer. 178 */ 179 ACPI_EXTERN UINT8 AcpiGbl_IntegerBitWidth; 180 ACPI_EXTERN UINT8 AcpiGbl_IntegerByteWidth; 181 ACPI_EXTERN UINT8 AcpiGbl_IntegerNybbleWidth; 182 183 184 /***************************************************************************** 185 * 186 * Mutual exlusion within ACPICA subsystem 187 * 188 ****************************************************************************/ 189 190 /* 191 * Predefined mutex objects. This array contains the 192 * actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs. 193 * (The table maps local handles to the real OS handles) 194 */ 195 ACPI_EXTERN ACPI_MUTEX_INFO AcpiGbl_MutexInfo[ACPI_NUM_MUTEX]; 196 197 /* 198 * Global lock mutex is an actual AML mutex object 199 * Global lock semaphore works in conjunction with the actual global lock 200 * Global lock spinlock is used for "pending" handshake 201 */ 202 ACPI_EXTERN ACPI_OPERAND_OBJECT *AcpiGbl_GlobalLockMutex; 203 ACPI_EXTERN ACPI_SEMAPHORE AcpiGbl_GlobalLockSemaphore; 204 ACPI_EXTERN ACPI_SPINLOCK AcpiGbl_GlobalLockPendingLock; 205 ACPI_EXTERN UINT16 AcpiGbl_GlobalLockHandle; 206 ACPI_EXTERN BOOLEAN AcpiGbl_GlobalLockAcquired; 207 ACPI_EXTERN BOOLEAN AcpiGbl_GlobalLockPresent; 208 ACPI_EXTERN BOOLEAN AcpiGbl_GlobalLockPending; 209 210 /* 211 * Spinlocks are used for interfaces that can be possibly called at 212 * interrupt level 213 */ 214 ACPI_EXTERN ACPI_SPINLOCK AcpiGbl_GpeLock; /* For GPE data structs and registers */ 215 ACPI_EXTERN ACPI_SPINLOCK AcpiGbl_HardwareLock; /* For ACPI H/W except GPE registers */ 216 217 /* Mutex for _OSI support */ 218 219 ACPI_EXTERN ACPI_MUTEX AcpiGbl_OsiMutex; 220 221 /* Reader/Writer lock is used for namespace walk and dynamic table unload */ 222 223 ACPI_EXTERN ACPI_RW_LOCK AcpiGbl_NamespaceRwLock; 224 225 226 /***************************************************************************** 227 * 228 * Miscellaneous globals 229 * 230 ****************************************************************************/ 231 232 /* Object caches */ 233 234 ACPI_EXTERN ACPI_CACHE_T *AcpiGbl_NamespaceCache; 235 ACPI_EXTERN ACPI_CACHE_T *AcpiGbl_StateCache; 236 ACPI_EXTERN ACPI_CACHE_T *AcpiGbl_PsNodeCache; 237 ACPI_EXTERN ACPI_CACHE_T *AcpiGbl_PsNodeExtCache; 238 ACPI_EXTERN ACPI_CACHE_T *AcpiGbl_OperandCache; 239 240 /* Global handlers */ 241 242 ACPI_EXTERN ACPI_OBJECT_NOTIFY_HANDLER AcpiGbl_DeviceNotify; 243 ACPI_EXTERN ACPI_OBJECT_NOTIFY_HANDLER AcpiGbl_SystemNotify; 244 ACPI_EXTERN ACPI_EXCEPTION_HANDLER AcpiGbl_ExceptionHandler; 245 ACPI_EXTERN ACPI_INIT_HANDLER AcpiGbl_InitHandler; 246 ACPI_EXTERN ACPI_TABLE_HANDLER AcpiGbl_TableHandler; 247 ACPI_EXTERN void *AcpiGbl_TableHandlerContext; 248 ACPI_EXTERN ACPI_WALK_STATE *AcpiGbl_BreakpointWalk; 249 ACPI_EXTERN ACPI_INTERFACE_HANDLER AcpiGbl_InterfaceHandler; 250 251 /* Owner ID support */ 252 253 ACPI_EXTERN UINT32 AcpiGbl_OwnerIdMask[ACPI_NUM_OWNERID_MASKS]; 254 ACPI_EXTERN UINT8 AcpiGbl_LastOwnerIdIndex; 255 ACPI_EXTERN UINT8 AcpiGbl_NextOwnerIdOffset; 256 257 /* Initialization sequencing */ 258 259 ACPI_EXTERN BOOLEAN AcpiGbl_RegMethodsExecuted; 260 261 /* Misc */ 262 263 ACPI_EXTERN UINT32 AcpiGbl_OriginalMode; 264 ACPI_EXTERN UINT32 AcpiGbl_RsdpOriginalLocation; 265 ACPI_EXTERN UINT32 AcpiGbl_NsLookupCount; 266 ACPI_EXTERN UINT32 AcpiGbl_PsFindCount; 267 ACPI_EXTERN UINT16 AcpiGbl_Pm1EnableRegisterSave; 268 ACPI_EXTERN UINT8 AcpiGbl_DebuggerConfiguration; 269 ACPI_EXTERN BOOLEAN AcpiGbl_StepToNextCall; 270 ACPI_EXTERN BOOLEAN AcpiGbl_AcpiHardwarePresent; 271 ACPI_EXTERN BOOLEAN AcpiGbl_EventsInitialized; 272 ACPI_EXTERN UINT8 AcpiGbl_OsiData; 273 ACPI_EXTERN ACPI_INTERFACE_INFO *AcpiGbl_SupportedInterfaces; 274 275 276 #ifndef DEFINE_ACPI_GLOBALS 277 278 /* Exception codes */ 279 280 extern char const *AcpiGbl_ExceptionNames_Env[]; 281 extern char const *AcpiGbl_ExceptionNames_Pgm[]; 282 extern char const *AcpiGbl_ExceptionNames_Tbl[]; 283 extern char const *AcpiGbl_ExceptionNames_Aml[]; 284 extern char const *AcpiGbl_ExceptionNames_Ctrl[]; 285 286 /* Other miscellaneous */ 287 288 extern BOOLEAN AcpiGbl_Shutdown; 289 extern UINT32 AcpiGbl_StartupFlags; 290 extern const char *AcpiGbl_SleepStateNames[ACPI_S_STATE_COUNT]; 291 extern const char *AcpiGbl_LowestDstateNames[ACPI_NUM_SxW_METHODS]; 292 extern const char *AcpiGbl_HighestDstateNames[ACPI_NUM_SxD_METHODS]; 293 extern const ACPI_OPCODE_INFO AcpiGbl_AmlOpInfo[AML_NUM_OPCODES]; 294 extern const char *AcpiGbl_RegionTypes[ACPI_NUM_PREDEFINED_REGIONS]; 295 #endif 296 297 298 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 299 300 /* Lists for tracking memory allocations */ 301 302 ACPI_EXTERN ACPI_MEMORY_LIST *AcpiGbl_GlobalList; 303 ACPI_EXTERN ACPI_MEMORY_LIST *AcpiGbl_NsNodeList; 304 ACPI_EXTERN BOOLEAN AcpiGbl_DisplayFinalMemStats; 305 ACPI_EXTERN BOOLEAN AcpiGbl_DisableMemTracking; 306 #endif 307 308 309 /***************************************************************************** 310 * 311 * Namespace globals 312 * 313 ****************************************************************************/ 314 315 #if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY) 316 #define NUM_PREDEFINED_NAMES 10 317 #else 318 #define NUM_PREDEFINED_NAMES 9 319 #endif 320 321 ACPI_EXTERN ACPI_NAMESPACE_NODE AcpiGbl_RootNodeStruct; 322 ACPI_EXTERN ACPI_NAMESPACE_NODE *AcpiGbl_RootNode; 323 ACPI_EXTERN ACPI_NAMESPACE_NODE *AcpiGbl_FadtGpeDevice; 324 ACPI_EXTERN ACPI_OPERAND_OBJECT *AcpiGbl_ModuleCodeList; 325 326 327 extern const UINT8 AcpiGbl_NsProperties [ACPI_NUM_NS_TYPES]; 328 extern const ACPI_PREDEFINED_NAMES AcpiGbl_PreDefinedNames [NUM_PREDEFINED_NAMES]; 329 330 #ifdef ACPI_DEBUG_OUTPUT 331 ACPI_EXTERN UINT32 AcpiGbl_CurrentNodeCount; 332 ACPI_EXTERN UINT32 AcpiGbl_CurrentNodeSize; 333 ACPI_EXTERN UINT32 AcpiGbl_MaxConcurrentNodeCount; 334 ACPI_EXTERN ACPI_SIZE *AcpiGbl_EntryStackPointer; 335 ACPI_EXTERN ACPI_SIZE *AcpiGbl_LowestStackPointer; 336 ACPI_EXTERN UINT32 AcpiGbl_DeepestNesting; 337 #endif 338 339 340 /***************************************************************************** 341 * 342 * Interpreter globals 343 * 344 ****************************************************************************/ 345 346 347 ACPI_EXTERN ACPI_THREAD_STATE *AcpiGbl_CurrentWalkList; 348 349 /* Control method single step flag */ 350 351 ACPI_EXTERN UINT8 AcpiGbl_CmSingleStep; 352 353 354 /***************************************************************************** 355 * 356 * Hardware globals 357 * 358 ****************************************************************************/ 359 360 extern ACPI_BIT_REGISTER_INFO AcpiGbl_BitRegisterInfo[ACPI_NUM_BITREG]; 361 ACPI_EXTERN UINT8 AcpiGbl_SleepTypeA; 362 ACPI_EXTERN UINT8 AcpiGbl_SleepTypeB; 363 364 365 /***************************************************************************** 366 * 367 * Event and GPE globals 368 * 369 ****************************************************************************/ 370 371 ACPI_EXTERN UINT8 AcpiGbl_AllGpesInitialized; 372 ACPI_EXTERN ACPI_GPE_XRUPT_INFO *AcpiGbl_GpeXruptListHead; 373 ACPI_EXTERN ACPI_GPE_BLOCK_INFO *AcpiGbl_GpeFadtBlocks[ACPI_MAX_GPE_BLOCKS]; 374 ACPI_EXTERN ACPI_GBL_EVENT_HANDLER AcpiGbl_GlobalEventHandler; 375 ACPI_EXTERN void *AcpiGbl_GlobalEventHandlerContext; 376 ACPI_EXTERN ACPI_FIXED_EVENT_HANDLER AcpiGbl_FixedEventHandlers[ACPI_NUM_FIXED_EVENTS]; 377 extern ACPI_FIXED_EVENT_INFO AcpiGbl_FixedEventInfo[ACPI_NUM_FIXED_EVENTS]; 378 379 380 /***************************************************************************** 381 * 382 * Debug support 383 * 384 ****************************************************************************/ 385 386 /* Procedure nesting level for debug output */ 387 388 extern UINT32 AcpiGbl_NestingLevel; 389 390 /* Event counters */ 391 392 ACPI_EXTERN UINT32 AcpiMethodCount; 393 ACPI_EXTERN UINT32 AcpiGpeCount; 394 ACPI_EXTERN UINT32 AcpiSciCount; 395 ACPI_EXTERN UINT32 AcpiFixedEventCount[ACPI_NUM_FIXED_EVENTS]; 396 397 /* Support for dynamic control method tracing mechanism */ 398 399 ACPI_EXTERN UINT32 AcpiGbl_OriginalDbgLevel; 400 ACPI_EXTERN UINT32 AcpiGbl_OriginalDbgLayer; 401 ACPI_EXTERN UINT32 AcpiGbl_TraceDbgLevel; 402 ACPI_EXTERN UINT32 AcpiGbl_TraceDbgLayer; 403 404 405 /***************************************************************************** 406 * 407 * Debugger globals 408 * 409 ****************************************************************************/ 410 411 ACPI_EXTERN UINT8 AcpiGbl_DbOutputFlags; 412 413 #ifdef ACPI_DISASSEMBLER 414 415 ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_disasm; 416 ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_verbose; 417 ACPI_EXTERN ACPI_EXTERNAL_LIST *AcpiGbl_ExternalList; 418 ACPI_EXTERN ACPI_EXTERNAL_FILE *AcpiGbl_ExternalFileList; 419 #endif 420 421 422 #ifdef ACPI_DEBUGGER 423 424 extern BOOLEAN AcpiGbl_MethodExecuting; 425 extern BOOLEAN AcpiGbl_AbortMethod; 426 extern BOOLEAN AcpiGbl_DbTerminateThreads; 427 428 ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_tables; 429 ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_stats; 430 ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_ini_methods; 431 ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_NoRegionSupport; 432 433 ACPI_EXTERN char *AcpiGbl_DbArgs[ACPI_DEBUGGER_MAX_ARGS]; 434 ACPI_EXTERN ACPI_OBJECT_TYPE AcpiGbl_DbArgTypes[ACPI_DEBUGGER_MAX_ARGS]; 435 ACPI_EXTERN char AcpiGbl_DbLineBuf[ACPI_DB_LINE_BUFFER_SIZE]; 436 ACPI_EXTERN char AcpiGbl_DbParsedBuf[ACPI_DB_LINE_BUFFER_SIZE]; 437 ACPI_EXTERN char AcpiGbl_DbScopeBuf[80]; 438 ACPI_EXTERN char AcpiGbl_DbDebugFilename[80]; 439 ACPI_EXTERN BOOLEAN AcpiGbl_DbOutputToFile; 440 ACPI_EXTERN char *AcpiGbl_DbBuffer; 441 ACPI_EXTERN char *AcpiGbl_DbFilename; 442 ACPI_EXTERN UINT32 AcpiGbl_DbDebugLevel; 443 ACPI_EXTERN UINT32 AcpiGbl_DbConsoleDebugLevel; 444 ACPI_EXTERN ACPI_NAMESPACE_NODE *AcpiGbl_DbScopeNode; 445 446 /* 447 * Statistic globals 448 */ 449 ACPI_EXTERN UINT16 AcpiGbl_ObjTypeCount[ACPI_TYPE_NS_NODE_MAX+1]; 450 ACPI_EXTERN UINT16 AcpiGbl_NodeTypeCount[ACPI_TYPE_NS_NODE_MAX+1]; 451 ACPI_EXTERN UINT16 AcpiGbl_ObjTypeCountMisc; 452 ACPI_EXTERN UINT16 AcpiGbl_NodeTypeCountMisc; 453 ACPI_EXTERN UINT32 AcpiGbl_NumNodes; 454 ACPI_EXTERN UINT32 AcpiGbl_NumObjects; 455 456 457 ACPI_EXTERN UINT32 AcpiGbl_SizeOfParseTree; 458 ACPI_EXTERN UINT32 AcpiGbl_SizeOfMethodTrees; 459 ACPI_EXTERN UINT32 AcpiGbl_SizeOfNodeEntries; 460 ACPI_EXTERN UINT32 AcpiGbl_SizeOfAcpiObjects; 461 462 #endif /* ACPI_DEBUGGER */ 463 464 #endif /* __ACGLOBAL_H__ */ 465
Indexes created Fri Oct 31 11:10:07 GMT 2025