1 /****************************************************************************** 2 * 3 * Name: acglobal.h - Declarations for global variables 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2015, 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); 151 152 /* Global handlers */ 153 154 ACPI_GLOBAL (ACPI_GLOBAL_NOTIFY_HANDLER,AcpiGbl_GlobalNotify[2]); 155 ACPI_GLOBAL (ACPI_EXCEPTION_HANDLER, AcpiGbl_ExceptionHandler); 156 ACPI_GLOBAL (ACPI_INIT_HANDLER, AcpiGbl_InitHandler); 157 ACPI_GLOBAL (ACPI_TABLE_HANDLER, AcpiGbl_TableHandler); 158 ACPI_GLOBAL (void *, AcpiGbl_TableHandlerContext); 159 ACPI_GLOBAL (ACPI_INTERFACE_HANDLER, AcpiGbl_InterfaceHandler); 160 ACPI_GLOBAL (ACPI_SCI_HANDLER_INFO *, AcpiGbl_SciHandlerList); 161 162 /* Owner ID support */ 163 164 ACPI_GLOBAL (UINT32, AcpiGbl_OwnerIdMask[ACPI_NUM_OWNERID_MASKS]); 165 ACPI_GLOBAL (UINT8, AcpiGbl_LastOwnerIdIndex); 166 ACPI_GLOBAL (UINT8, AcpiGbl_NextOwnerIdOffset); 167 168 /* Initialization sequencing */ 169 170 ACPI_GLOBAL (BOOLEAN, AcpiGbl_RegMethodsExecuted); 171 172 /* Misc */ 173 174 ACPI_GLOBAL (UINT32, AcpiGbl_OriginalMode); 175 ACPI_GLOBAL (UINT32, AcpiGbl_NsLookupCount); 176 ACPI_GLOBAL (UINT32, AcpiGbl_PsFindCount); 177 ACPI_GLOBAL (UINT16, AcpiGbl_Pm1EnableRegisterSave); 178 ACPI_GLOBAL (UINT8, AcpiGbl_DebuggerConfiguration); 179 ACPI_GLOBAL (BOOLEAN, AcpiGbl_StepToNextCall); 180 ACPI_GLOBAL (BOOLEAN, AcpiGbl_AcpiHardwarePresent); 181 ACPI_GLOBAL (BOOLEAN, AcpiGbl_EventsInitialized); 182 ACPI_GLOBAL (ACPI_INTERFACE_INFO *, AcpiGbl_SupportedInterfaces); 183 ACPI_GLOBAL (ACPI_ADDRESS_RANGE *, AcpiGbl_AddressRangeList[ACPI_ADDRESS_RANGE_MAX]); 184 185 /* Other miscellaneous, declared and initialized in utglobal */ 186 187 extern const char *AcpiGbl_SleepStateNames[ACPI_S_STATE_COUNT]; 188 extern const char *AcpiGbl_LowestDstateNames[ACPI_NUM_SxW_METHODS]; 189 extern const char *AcpiGbl_HighestDstateNames[ACPI_NUM_SxD_METHODS]; 190 extern const char *AcpiGbl_RegionTypes[ACPI_NUM_PREDEFINED_REGIONS]; 191 extern const ACPI_OPCODE_INFO AcpiGbl_AmlOpInfo[AML_NUM_OPCODES]; 192 193 194 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 195 196 /* Lists for tracking memory allocations (debug only) */ 197 198 ACPI_GLOBAL (ACPI_MEMORY_LIST *, AcpiGbl_GlobalList); 199 ACPI_GLOBAL (ACPI_MEMORY_LIST *, AcpiGbl_NsNodeList); 200 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DisplayFinalMemStats); 201 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DisableMemTracking); 202 #endif 203 204 205 /***************************************************************************** 206 * 207 * Namespace globals 208 * 209 ****************************************************************************/ 210 211 #if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY) 212 #define NUM_PREDEFINED_NAMES 10 213 #else 214 #define NUM_PREDEFINED_NAMES 9 215 #endif 216 217 ACPI_GLOBAL (ACPI_NAMESPACE_NODE, AcpiGbl_RootNodeStruct); 218 ACPI_GLOBAL (ACPI_NAMESPACE_NODE *, AcpiGbl_RootNode); 219 ACPI_GLOBAL (ACPI_NAMESPACE_NODE *, AcpiGbl_FadtGpeDevice); 220 ACPI_GLOBAL (ACPI_OPERAND_OBJECT *, AcpiGbl_ModuleCodeList); 221 222 223 extern const UINT8 AcpiGbl_NsProperties [ACPI_NUM_NS_TYPES]; 224 extern const ACPI_PREDEFINED_NAMES AcpiGbl_PreDefinedNames [NUM_PREDEFINED_NAMES]; 225 226 #ifdef ACPI_DEBUG_OUTPUT 227 ACPI_GLOBAL (UINT32, AcpiGbl_CurrentNodeCount); 228 ACPI_GLOBAL (UINT32, AcpiGbl_CurrentNodeSize); 229 ACPI_GLOBAL (UINT32, AcpiGbl_MaxConcurrentNodeCount); 230 ACPI_GLOBAL (ACPI_SIZE *, AcpiGbl_EntryStackPointer); 231 ACPI_GLOBAL (ACPI_SIZE *, AcpiGbl_LowestStackPointer); 232 ACPI_GLOBAL (UINT32, AcpiGbl_DeepestNesting); 233 ACPI_INIT_GLOBAL (UINT32, AcpiGbl_NestingLevel, 0); 234 #endif 235 236 237 /***************************************************************************** 238 * 239 * Interpreter globals 240 * 241 ****************************************************************************/ 242 243 ACPI_GLOBAL (ACPI_THREAD_STATE *, AcpiGbl_CurrentWalkList); 244 245 /* Maximum number of While() loop iterations before forced abort */ 246 247 ACPI_GLOBAL (UINT16, AcpiGbl_MaxLoopIterations); 248 249 /* Control method single step flag */ 250 251 ACPI_GLOBAL (UINT8, AcpiGbl_CmSingleStep); 252 253 254 /***************************************************************************** 255 * 256 * Hardware globals 257 * 258 ****************************************************************************/ 259 260 extern ACPI_BIT_REGISTER_INFO AcpiGbl_BitRegisterInfo[ACPI_NUM_BITREG]; 261 262 ACPI_GLOBAL (UINT8, AcpiGbl_SleepTypeA); 263 ACPI_GLOBAL (UINT8, AcpiGbl_SleepTypeB); 264 265 266 /***************************************************************************** 267 * 268 * Event and GPE globals 269 * 270 ****************************************************************************/ 271 272 #if (!ACPI_REDUCED_HARDWARE) 273 274 ACPI_GLOBAL (UINT8, AcpiGbl_AllGpesInitialized); 275 ACPI_GLOBAL (ACPI_GPE_XRUPT_INFO *, AcpiGbl_GpeXruptListHead); 276 ACPI_GLOBAL (ACPI_GPE_BLOCK_INFO *, AcpiGbl_GpeFadtBlocks[ACPI_MAX_GPE_BLOCKS]); 277 ACPI_GLOBAL (ACPI_GBL_EVENT_HANDLER, AcpiGbl_GlobalEventHandler); 278 ACPI_GLOBAL (void *, AcpiGbl_GlobalEventHandlerContext); 279 ACPI_GLOBAL (ACPI_FIXED_EVENT_HANDLER, AcpiGbl_FixedEventHandlers[ACPI_NUM_FIXED_EVENTS]); 280 281 extern ACPI_FIXED_EVENT_INFO AcpiGbl_FixedEventInfo[ACPI_NUM_FIXED_EVENTS]; 282 283 #endif /* !ACPI_REDUCED_HARDWARE */ 284 285 /***************************************************************************** 286 * 287 * Debug support 288 * 289 ****************************************************************************/ 290 291 /* Event counters */ 292 293 ACPI_GLOBAL (UINT32, AcpiMethodCount); 294 ACPI_GLOBAL (UINT32, AcpiGpeCount); 295 ACPI_GLOBAL (UINT32, AcpiSciCount); 296 ACPI_GLOBAL (UINT32, AcpiFixedEventCount[ACPI_NUM_FIXED_EVENTS]); 297 298 /* Support for dynamic control method tracing mechanism */ 299 300 ACPI_GLOBAL (UINT32, AcpiGbl_OriginalDbgLevel); 301 ACPI_GLOBAL (UINT32, AcpiGbl_OriginalDbgLayer); 302 303 304 /***************************************************************************** 305 * 306 * Debugger and Disassembler globals 307 * 308 ****************************************************************************/ 309 310 ACPI_INIT_GLOBAL (UINT8, AcpiGbl_DbOutputFlags, ACPI_DB_CONSOLE_OUTPUT); 311 312 #ifdef ACPI_DISASSEMBLER 313 314 /* Do not disassemble buffers to resource descriptors */ 315 316 ACPI_INIT_GLOBAL (UINT8, AcpiGbl_NoResourceDisassembly, FALSE); 317 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_IgnoreNoopOperator, FALSE); 318 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_CstyleDisassembly, TRUE); 319 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_ForceAmlDisassembly, FALSE); 320 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_DmOpt_Verbose, TRUE); 321 322 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DmOpt_Disasm); 323 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DmOpt_Listing); 324 ACPI_GLOBAL (BOOLEAN, AcpiGbl_NumExternalMethods); 325 ACPI_GLOBAL (UINT32, AcpiGbl_ResolvedExternalMethods); 326 ACPI_GLOBAL (ACPI_EXTERNAL_LIST *, AcpiGbl_ExternalList); 327 ACPI_GLOBAL (ACPI_EXTERNAL_FILE *, AcpiGbl_ExternalFileList); 328 #endif 329 330 #ifdef ACPI_DEBUGGER 331 332 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_AbortMethod, FALSE); 333 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_MethodExecuting, 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_DbLineBuf[ACPI_DB_LINE_BUFFER_SIZE]); 353 ACPI_GLOBAL (char, AcpiGbl_DbParsedBuf[ACPI_DB_LINE_BUFFER_SIZE]); 354 ACPI_GLOBAL (char, AcpiGbl_DbScopeBuf[ACPI_DB_LINE_BUFFER_SIZE]); 355 ACPI_GLOBAL (char, AcpiGbl_DbDebugFilename[ACPI_DB_LINE_BUFFER_SIZE]); 356 357 /* 358 * Statistic globals 359 */ 360 ACPI_GLOBAL (UINT16, AcpiGbl_ObjTypeCount[ACPI_TOTAL_TYPES]); 361 ACPI_GLOBAL (UINT16, AcpiGbl_NodeTypeCount[ACPI_TOTAL_TYPES]); 362 ACPI_GLOBAL (UINT16, AcpiGbl_ObjTypeCountMisc); 363 ACPI_GLOBAL (UINT16, AcpiGbl_NodeTypeCountMisc); 364 ACPI_GLOBAL (UINT32, AcpiGbl_NumNodes); 365 ACPI_GLOBAL (UINT32, AcpiGbl_NumObjects); 366 367 ACPI_GLOBAL (ACPI_MUTEX, AcpiGbl_DbCommandReady); 368 ACPI_GLOBAL (ACPI_MUTEX, AcpiGbl_DbCommandComplete); 369 370 #endif /* ACPI_DEBUGGER */ 371 372 373 /***************************************************************************** 374 * 375 * Application globals 376 * 377 ****************************************************************************/ 378 379 #ifdef ACPI_APPLICATION 380 381 ACPI_INIT_GLOBAL (ACPI_FILE, AcpiGbl_DebugFile, NULL); 382 ACPI_INIT_GLOBAL (ACPI_FILE, AcpiGbl_OutputFile, NULL); 383 384 /* Print buffer */ 385 386 ACPI_GLOBAL (ACPI_SPINLOCK, AcpiGbl_PrintLock); /* For print buffer */ 387 ACPI_GLOBAL (char, AcpiGbl_PrintBuffer[1024]); 388 389 #endif /* ACPI_APPLICATION */ 390 391 392 /***************************************************************************** 393 * 394 * Info/help support 395 * 396 ****************************************************************************/ 397 398 extern const AH_PREDEFINED_NAME AslPredefinedInfo[]; 399 extern const AH_DEVICE_ID AslDeviceIds[]; 400 401 402 #endif /* __ACGLOBAL_H__ */ 403