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