1 /****************************************************************************** 2 * 3 * Name: acglobal.h - Declarations for global variables 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 __ACGLOBAL_H__ 45 #define __ACGLOBAL_H__ 46 47 48 /***************************************************************************** 49 * 50 * Globals related to the ACPI tables 51 * 52 ****************************************************************************/ 53 54 /* Master list of all ACPI tables that were found in the RSDT/XSDT */ 55 56 ACPI_GLOBAL (ACPI_TABLE_LIST, AcpiGbl_RootTableList); 57 58 /* DSDT information. Used to check for DSDT corruption */ 59 60 ACPI_GLOBAL (ACPI_TABLE_HEADER *, AcpiGbl_DSDT); 61 ACPI_GLOBAL (ACPI_TABLE_HEADER, AcpiGbl_OriginalDsdtHeader); 62 ACPI_INIT_GLOBAL (UINT32, AcpiGbl_DsdtIndex, ACPI_INVALID_TABLE_INDEX); 63 ACPI_INIT_GLOBAL (UINT32, AcpiGbl_FacsIndex, ACPI_INVALID_TABLE_INDEX); 64 ACPI_INIT_GLOBAL (UINT32, AcpiGbl_XFacsIndex, ACPI_INVALID_TABLE_INDEX); 65 ACPI_INIT_GLOBAL (UINT32, AcpiGbl_FadtIndex, ACPI_INVALID_TABLE_INDEX); 66 67 #if (!ACPI_REDUCED_HARDWARE) 68 ACPI_GLOBAL (ACPI_TABLE_FACS *, AcpiGbl_FACS); 69 70 #endif /* !ACPI_REDUCED_HARDWARE */ 71 72 /* These addresses are calculated from the FADT Event Block addresses */ 73 74 ACPI_GLOBAL (ACPI_GENERIC_ADDRESS, AcpiGbl_XPm1aStatus); 75 ACPI_GLOBAL (ACPI_GENERIC_ADDRESS, AcpiGbl_XPm1aEnable); 76 77 ACPI_GLOBAL (ACPI_GENERIC_ADDRESS, AcpiGbl_XPm1bStatus); 78 ACPI_GLOBAL (ACPI_GENERIC_ADDRESS, AcpiGbl_XPm1bEnable); 79 80 /* 81 * Handle both ACPI 1.0 and ACPI 2.0+ Integer widths. The integer width is 82 * determined by the revision of the DSDT: If the DSDT revision is less than 83 * 2, use only the lower 32 bits of the internal 64-bit Integer. 84 */ 85 ACPI_GLOBAL (UINT8, AcpiGbl_IntegerBitWidth); 86 ACPI_GLOBAL (UINT8, AcpiGbl_IntegerByteWidth); 87 ACPI_GLOBAL (UINT8, AcpiGbl_IntegerNybbleWidth); 88 89 90 /***************************************************************************** 91 * 92 * Mutual exclusion within ACPICA subsystem 93 * 94 ****************************************************************************/ 95 96 /* 97 * Predefined mutex objects. This array contains the 98 * actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs. 99 * (The table maps local handles to the real OS handles) 100 */ 101 ACPI_GLOBAL (ACPI_MUTEX_INFO, AcpiGbl_MutexInfo[ACPI_NUM_MUTEX]); 102 103 /* 104 * Global lock mutex is an actual AML mutex object 105 * Global lock semaphore works in conjunction with the actual global lock 106 * Global lock spinlock is used for "pending" handshake 107 */ 108 ACPI_GLOBAL (ACPI_OPERAND_OBJECT *, AcpiGbl_GlobalLockMutex); 109 ACPI_GLOBAL (ACPI_SEMAPHORE, AcpiGbl_GlobalLockSemaphore); 110 ACPI_GLOBAL (ACPI_SPINLOCK, AcpiGbl_GlobalLockPendingLock); 111 ACPI_GLOBAL (UINT16, AcpiGbl_GlobalLockHandle); 112 ACPI_GLOBAL (BOOLEAN, AcpiGbl_GlobalLockAcquired); 113 ACPI_GLOBAL (BOOLEAN, AcpiGbl_GlobalLockPresent); 114 ACPI_GLOBAL (BOOLEAN, AcpiGbl_GlobalLockPending); 115 116 /* 117 * Spinlocks are used for interfaces that can be possibly called at 118 * interrupt level 119 */ 120 ACPI_GLOBAL (ACPI_SPINLOCK, AcpiGbl_GpeLock); /* For GPE data structs and registers */ 121 ACPI_GLOBAL (ACPI_SPINLOCK, AcpiGbl_HardwareLock); /* For ACPI H/W except GPE registers */ 122 ACPI_GLOBAL (ACPI_SPINLOCK, AcpiGbl_ReferenceCountLock); 123 124 /* Mutex for _OSI support */ 125 126 ACPI_GLOBAL (ACPI_MUTEX, AcpiGbl_OsiMutex); 127 128 /* Reader/Writer lock is used for namespace walk and dynamic table unload */ 129 130 ACPI_GLOBAL (ACPI_RW_LOCK, AcpiGbl_NamespaceRwLock); 131 132 133 /***************************************************************************** 134 * 135 * Miscellaneous globals 136 * 137 ****************************************************************************/ 138 139 /* Object caches */ 140 141 ACPI_GLOBAL (ACPI_CACHE_T *, AcpiGbl_NamespaceCache); 142 ACPI_GLOBAL (ACPI_CACHE_T *, AcpiGbl_StateCache); 143 ACPI_GLOBAL (ACPI_CACHE_T *, AcpiGbl_PsNodeCache); 144 ACPI_GLOBAL (ACPI_CACHE_T *, AcpiGbl_PsNodeExtCache); 145 ACPI_GLOBAL (ACPI_CACHE_T *, AcpiGbl_OperandCache); 146 147 /* System */ 148 149 ACPI_INIT_GLOBAL (UINT32, AcpiGbl_StartupFlags, 0); 150 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_Shutdown, TRUE); 151 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_EarlyInitialization, TRUE); 152 153 /* Global handlers */ 154 155 ACPI_GLOBAL (ACPI_GLOBAL_NOTIFY_HANDLER,AcpiGbl_GlobalNotify[2]); 156 ACPI_GLOBAL (ACPI_EXCEPTION_HANDLER, AcpiGbl_ExceptionHandler); 157 ACPI_GLOBAL (ACPI_INIT_HANDLER, AcpiGbl_InitHandler); 158 ACPI_GLOBAL (ACPI_TABLE_HANDLER, AcpiGbl_TableHandler); 159 ACPI_GLOBAL (void *, AcpiGbl_TableHandlerContext); 160 ACPI_GLOBAL (ACPI_INTERFACE_HANDLER, AcpiGbl_InterfaceHandler); 161 ACPI_GLOBAL (ACPI_SCI_HANDLER_INFO *, AcpiGbl_SciHandlerList); 162 163 /* Owner ID support */ 164 165 ACPI_GLOBAL (UINT32, AcpiGbl_OwnerIdMask[ACPI_NUM_OWNERID_MASKS]); 166 ACPI_GLOBAL (UINT8, AcpiGbl_LastOwnerIdIndex); 167 ACPI_GLOBAL (UINT8, AcpiGbl_NextOwnerIdOffset); 168 169 /* Initialization sequencing */ 170 171 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_NamespaceInitialized, FALSE); 172 173 /* Misc */ 174 175 ACPI_GLOBAL (UINT32, AcpiGbl_OriginalMode); 176 ACPI_GLOBAL (UINT32, AcpiGbl_NsLookupCount); 177 ACPI_GLOBAL (UINT32, AcpiGbl_PsFindCount); 178 ACPI_GLOBAL (UINT16, AcpiGbl_Pm1EnableRegisterSave); 179 ACPI_GLOBAL (UINT8, AcpiGbl_DebuggerConfiguration); 180 ACPI_GLOBAL (BOOLEAN, AcpiGbl_StepToNextCall); 181 ACPI_GLOBAL (BOOLEAN, AcpiGbl_AcpiHardwarePresent); 182 ACPI_GLOBAL (BOOLEAN, AcpiGbl_EventsInitialized); 183 ACPI_GLOBAL (ACPI_INTERFACE_INFO *, AcpiGbl_SupportedInterfaces); 184 ACPI_GLOBAL (ACPI_ADDRESS_RANGE *, AcpiGbl_AddressRangeList[ACPI_ADDRESS_RANGE_MAX]); 185 186 /* Other miscellaneous, declared and initialized in utglobal */ 187 188 extern const char *AcpiGbl_SleepStateNames[ACPI_S_STATE_COUNT]; 189 extern const char *AcpiGbl_LowestDstateNames[ACPI_NUM_SxW_METHODS]; 190 extern const char *AcpiGbl_HighestDstateNames[ACPI_NUM_SxD_METHODS]; 191 extern const char *AcpiGbl_RegionTypes[ACPI_NUM_PREDEFINED_REGIONS]; 192 extern const char AcpiGbl_LowerHexDigits[]; 193 extern const char AcpiGbl_UpperHexDigits[]; 194 extern const ACPI_OPCODE_INFO AcpiGbl_AmlOpInfo[AML_NUM_OPCODES]; 195 196 197 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 198 199 /* Lists for tracking memory allocations (debug only) */ 200 201 ACPI_GLOBAL (ACPI_MEMORY_LIST *, AcpiGbl_GlobalList); 202 ACPI_GLOBAL (ACPI_MEMORY_LIST *, AcpiGbl_NsNodeList); 203 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DisplayFinalMemStats); 204 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DisableMemTracking); 205 #endif 206 207 208 /***************************************************************************** 209 * 210 * Namespace globals 211 * 212 ****************************************************************************/ 213 214 #if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY) 215 #define NUM_PREDEFINED_NAMES 10 216 #else 217 #define NUM_PREDEFINED_NAMES 9 218 #endif 219 220 ACPI_GLOBAL (ACPI_NAMESPACE_NODE, AcpiGbl_RootNodeStruct); 221 ACPI_GLOBAL (ACPI_NAMESPACE_NODE *, AcpiGbl_RootNode); 222 ACPI_GLOBAL (ACPI_NAMESPACE_NODE *, AcpiGbl_FadtGpeDevice); 223 ACPI_GLOBAL (ACPI_OPERAND_OBJECT *, AcpiGbl_ModuleCodeList); 224 225 226 extern const UINT8 AcpiGbl_NsProperties [ACPI_NUM_NS_TYPES]; 227 extern const ACPI_PREDEFINED_NAMES AcpiGbl_PreDefinedNames [NUM_PREDEFINED_NAMES]; 228 229 #ifdef ACPI_DEBUG_OUTPUT 230 ACPI_GLOBAL (UINT32, AcpiGbl_CurrentNodeCount); 231 ACPI_GLOBAL (UINT32, AcpiGbl_CurrentNodeSize); 232 ACPI_GLOBAL (UINT32, AcpiGbl_MaxConcurrentNodeCount); 233 ACPI_GLOBAL (ACPI_SIZE *, AcpiGbl_EntryStackPointer); 234 ACPI_GLOBAL (ACPI_SIZE *, AcpiGbl_LowestStackPointer); 235 ACPI_GLOBAL (UINT32, AcpiGbl_DeepestNesting); 236 ACPI_INIT_GLOBAL (UINT32, AcpiGbl_NestingLevel, 0); 237 #endif 238 239 240 /***************************************************************************** 241 * 242 * Interpreter globals 243 * 244 ****************************************************************************/ 245 246 ACPI_GLOBAL (ACPI_THREAD_STATE *, AcpiGbl_CurrentWalkList); 247 248 /* Control method single step flag */ 249 250 ACPI_GLOBAL (UINT8, AcpiGbl_CmSingleStep); 251 252 253 /***************************************************************************** 254 * 255 * Hardware globals 256 * 257 ****************************************************************************/ 258 259 extern ACPI_BIT_REGISTER_INFO AcpiGbl_BitRegisterInfo[ACPI_NUM_BITREG]; 260 261 ACPI_GLOBAL (UINT8, AcpiGbl_SleepTypeA); 262 ACPI_GLOBAL (UINT8, AcpiGbl_SleepTypeB); 263 264 265 /***************************************************************************** 266 * 267 * Event and GPE globals 268 * 269 ****************************************************************************/ 270 271 #if (!ACPI_REDUCED_HARDWARE) 272 273 ACPI_GLOBAL (UINT8, AcpiGbl_AllGpesInitialized); 274 ACPI_GLOBAL (ACPI_GPE_XRUPT_INFO *, AcpiGbl_GpeXruptListHead); 275 ACPI_GLOBAL (ACPI_GPE_BLOCK_INFO *, AcpiGbl_GpeFadtBlocks[ACPI_MAX_GPE_BLOCKS]); 276 ACPI_GLOBAL (ACPI_GBL_EVENT_HANDLER, AcpiGbl_GlobalEventHandler); 277 ACPI_GLOBAL (void *, AcpiGbl_GlobalEventHandlerContext); 278 ACPI_GLOBAL (ACPI_FIXED_EVENT_HANDLER, AcpiGbl_FixedEventHandlers[ACPI_NUM_FIXED_EVENTS]); 279 280 extern ACPI_FIXED_EVENT_INFO AcpiGbl_FixedEventInfo[ACPI_NUM_FIXED_EVENTS]; 281 282 #endif /* !ACPI_REDUCED_HARDWARE */ 283 284 /***************************************************************************** 285 * 286 * Debug support 287 * 288 ****************************************************************************/ 289 290 /* Event counters */ 291 292 ACPI_GLOBAL (UINT32, AcpiMethodCount); 293 ACPI_GLOBAL (UINT32, AcpiGpeCount); 294 ACPI_GLOBAL (UINT32, AcpiSciCount); 295 ACPI_GLOBAL (UINT32, AcpiFixedEventCount[ACPI_NUM_FIXED_EVENTS]); 296 297 /* Support for dynamic control method tracing mechanism */ 298 299 ACPI_GLOBAL (UINT32, AcpiGbl_OriginalDbgLevel); 300 ACPI_GLOBAL (UINT32, AcpiGbl_OriginalDbgLayer); 301 302 303 /***************************************************************************** 304 * 305 * Debugger and Disassembler globals 306 * 307 ****************************************************************************/ 308 309 ACPI_INIT_GLOBAL (UINT8, AcpiGbl_DbOutputFlags, ACPI_DB_CONSOLE_OUTPUT); 310 311 #ifdef ACPI_DISASSEMBLER 312 313 /* Do not disassemble buffers to resource descriptors */ 314 315 ACPI_INIT_GLOBAL (UINT8, AcpiGbl_NoResourceDisassembly, FALSE); 316 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_IgnoreNoopOperator, FALSE); 317 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_CstyleDisassembly, TRUE); 318 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_ForceAmlDisassembly, FALSE); 319 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_DmOpt_Verbose, TRUE); 320 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_DmEmitExternalOpcodes, FALSE); 321 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_DoDisassemblerOptimizations, TRUE); 322 323 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DmOpt_Disasm); 324 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DmOpt_Listing); 325 ACPI_GLOBAL (BOOLEAN, AcpiGbl_NumExternalMethods); 326 ACPI_GLOBAL (UINT32, AcpiGbl_ResolvedExternalMethods); 327 ACPI_GLOBAL (ACPI_EXTERNAL_LIST *, AcpiGbl_ExternalList); 328 ACPI_GLOBAL (ACPI_EXTERNAL_FILE *, AcpiGbl_ExternalFileList); 329 #endif 330 331 #ifdef ACPI_DEBUGGER 332 333 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_AbortMethod, FALSE); 334 ACPI_INIT_GLOBAL (ACPI_THREAD_ID, AcpiGbl_DbThreadId, ACPI_INVALID_THREAD_ID); 335 336 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbOpt_NoIniMethods); 337 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbOpt_NoRegionSupport); 338 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbOutputToFile); 339 ACPI_GLOBAL (char *, AcpiGbl_DbBuffer); 340 ACPI_GLOBAL (char *, AcpiGbl_DbFilename); 341 ACPI_GLOBAL (UINT32, AcpiGbl_DbDebugLevel); 342 ACPI_GLOBAL (UINT32, AcpiGbl_DbConsoleDebugLevel); 343 ACPI_GLOBAL (ACPI_NAMESPACE_NODE *, AcpiGbl_DbScopeNode); 344 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbTerminateLoop); 345 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbThreadsTerminated); 346 347 ACPI_GLOBAL (char *, AcpiGbl_DbArgs[ACPI_DEBUGGER_MAX_ARGS]); 348 ACPI_GLOBAL (ACPI_OBJECT_TYPE, AcpiGbl_DbArgTypes[ACPI_DEBUGGER_MAX_ARGS]); 349 350 /* These buffers should all be the same size */ 351 352 ACPI_GLOBAL (char, AcpiGbl_DbParsedBuf[ACPI_DB_LINE_BUFFER_SIZE]); 353 ACPI_GLOBAL (char, AcpiGbl_DbScopeBuf[ACPI_DB_LINE_BUFFER_SIZE]); 354 ACPI_GLOBAL (char, AcpiGbl_DbDebugFilename[ACPI_DB_LINE_BUFFER_SIZE]); 355 356 /* 357 * Statistic globals 358 */ 359 ACPI_GLOBAL (UINT16, AcpiGbl_ObjTypeCount[ACPI_TOTAL_TYPES]); 360 ACPI_GLOBAL (UINT16, AcpiGbl_NodeTypeCount[ACPI_TOTAL_TYPES]); 361 ACPI_GLOBAL (UINT16, AcpiGbl_ObjTypeCountMisc); 362 ACPI_GLOBAL (UINT16, AcpiGbl_NodeTypeCountMisc); 363 ACPI_GLOBAL (UINT32, AcpiGbl_NumNodes); 364 ACPI_GLOBAL (UINT32, AcpiGbl_NumObjects); 365 366 #endif /* ACPI_DEBUGGER */ 367 368 #if defined (ACPI_DISASSEMBLER) || defined (ACPI_ASL_COMPILER) 369 370 ACPI_GLOBAL (const char, *AcpiGbl_PldPanelList[]); 371 ACPI_GLOBAL (const char, *AcpiGbl_PldVerticalPositionList[]); 372 ACPI_GLOBAL (const char, *AcpiGbl_PldHorizontalPositionList[]); 373 ACPI_GLOBAL (const char, *AcpiGbl_PldShapeList[]); 374 375 #endif 376 377 /***************************************************************************** 378 * 379 * Application globals 380 * 381 ****************************************************************************/ 382 383 #ifdef ACPI_APPLICATION 384 385 ACPI_INIT_GLOBAL (ACPI_FILE, AcpiGbl_DebugFile, NULL); 386 ACPI_INIT_GLOBAL (ACPI_FILE, AcpiGbl_OutputFile, NULL); 387 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_DebugTimeout, FALSE); 388 389 /* Print buffer */ 390 391 ACPI_GLOBAL (ACPI_SPINLOCK, AcpiGbl_PrintLock); /* For print buffer */ 392 ACPI_GLOBAL (char, AcpiGbl_PrintBuffer[1024]); 393 394 #endif /* ACPI_APPLICATION */ 395 396 397 /***************************************************************************** 398 * 399 * Info/help support 400 * 401 ****************************************************************************/ 402 403 extern const AH_PREDEFINED_NAME AslPredefinedInfo[]; 404 extern const AH_DEVICE_ID AslDeviceIds[]; 405 406 407 #endif /* __ACGLOBAL_H__ */ 408