1 /****************************************************************************** 2 * 3 * Name: acglobal.h - Declarations for global variables 4 * $Revision: 1.185 $ 5 * 6 *****************************************************************************/ 7 8 /****************************************************************************** 9 * 10 * 1. Copyright Notice 11 * 12 * Some or all of this work - Copyright (c) 1999 - 2006, Intel Corp. 13 * All rights reserved. 14 * 15 * 2. License 16 * 17 * 2.1. This is your license from Intel Corp. under its intellectual property 18 * rights. You may have additional license terms from the party that provided 19 * you this software, covering your right to use that party's intellectual 20 * property rights. 21 * 22 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 23 * copy of the source code appearing in this file ("Covered Code") an 24 * irrevocable, perpetual, worldwide license under Intel's copyrights in the 25 * base code distributed originally by Intel ("Original Intel Code") to copy, 26 * make derivatives, distribute, use and display any portion of the Covered 27 * Code in any form, with the right to sublicense such rights; and 28 * 29 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 30 * license (with the right to sublicense), under only those claims of Intel 31 * patents that are infringed by the Original Intel Code, to make, use, sell, 32 * offer to sell, and import the Covered Code and derivative works thereof 33 * solely to the minimum extent necessary to exercise the above copyright 34 * license, and in no event shall the patent license extend to any additions 35 * to or modifications of the Original Intel Code. No other license or right 36 * is granted directly or by implication, estoppel or otherwise; 37 * 38 * The above copyright and patent license is granted only if the following 39 * conditions are met: 40 * 41 * 3. Conditions 42 * 43 * 3.1. Redistribution of Source with Rights to Further Distribute Source. 44 * Redistribution of source code of any substantial portion of the Covered 45 * Code or modification with rights to further distribute source must include 46 * the above Copyright Notice, the above License, this list of Conditions, 47 * and the following Disclaimer and Export Compliance provision. In addition, 48 * Licensee must cause all Covered Code to which Licensee contributes to 49 * contain a file documenting the changes Licensee made to create that Covered 50 * Code and the date of any change. Licensee must include in that file the 51 * documentation of any changes made by any predecessor Licensee. Licensee 52 * must include a prominent statement that the modification is derived, 53 * directly or indirectly, from Original Intel Code. 54 * 55 * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 56 * Redistribution of source code of any substantial portion of the Covered 57 * Code or modification without rights to further distribute source must 58 * include the following Disclaimer and Export Compliance provision in the 59 * documentation and/or other materials provided with distribution. In 60 * addition, Licensee may not authorize further sublicense of source of any 61 * portion of the Covered Code, and must include terms to the effect that the 62 * license from Licensee to its licensee is limited to the intellectual 63 * property embodied in the software Licensee provides to its licensee, and 64 * not to intellectual property embodied in modifications its licensee may 65 * make. 66 * 67 * 3.3. Redistribution of Executable. Redistribution in executable form of any 68 * substantial portion of the Covered Code or modification must reproduce the 69 * above Copyright Notice, and the following Disclaimer and Export Compliance 70 * provision in the documentation and/or other materials provided with the 71 * distribution. 72 * 73 * 3.4. Intel retains all right, title, and interest in and to the Original 74 * Intel Code. 75 * 76 * 3.5. Neither the name Intel nor any other trademark owned or controlled by 77 * Intel shall be used in advertising or otherwise to promote the sale, use or 78 * other dealings in products derived from or relating to the Covered Code 79 * without prior written authorization from Intel. 80 * 81 * 4. Disclaimer and Export Compliance 82 * 83 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 84 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 85 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 86 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 87 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 88 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 89 * PARTICULAR PURPOSE. 90 * 91 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 92 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 93 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 94 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 95 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 96 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 97 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 98 * LIMITED REMEDY. 99 * 100 * 4.3. Licensee shall not export, either directly or indirectly, any of this 101 * software or system incorporating such software without first obtaining any 102 * required license or other approval from the U. S. Department of Commerce or 103 * any other agency or department of the United States Government. In the 104 * event Licensee exports any such software from the United States or 105 * re-exports any such software from a foreign destination, Licensee shall 106 * ensure that the distribution and export/re-export of the software is in 107 * compliance with all laws, regulations, orders, or other restrictions of the 108 * U.S. Export Administration Regulations. Licensee agrees that neither it nor 109 * any of its subsidiaries will export/re-export any technical data, process, 110 * software, or service, directly or indirectly, to any country for which the 111 * United States government or any agency thereof requires an export license, 112 * other governmental approval, or letter of assurance, without first obtaining 113 * such license, approval or letter. 114 * 115 *****************************************************************************/ 116 117 #ifndef __ACGLOBAL_H__ 118 #define __ACGLOBAL_H__ 119 120 121 /* 122 * Ensure that the globals are actually defined and initialized only once. 123 * 124 * The use of these macros allows a single list of globals (here) in order 125 * to simplify maintenance of the code. 126 */ 127 #ifdef DEFINE_ACPI_GLOBALS 128 #define ACPI_EXTERN 129 #define ACPI_INIT_GLOBAL(a,b) a=b 130 #else 131 #define ACPI_EXTERN extern 132 #define ACPI_INIT_GLOBAL(a,b) a 133 #endif 134 135 /* 136 * Keep local copies of these FADT-based registers. NOTE: These globals 137 * are first in this file for alignment reasons on 64-bit systems. 138 */ 139 ACPI_EXTERN ACPI_GENERIC_ADDRESS AcpiGbl_XPm1aEnable; 140 ACPI_EXTERN ACPI_GENERIC_ADDRESS AcpiGbl_XPm1bEnable; 141 142 143 /***************************************************************************** 144 * 145 * Debug support 146 * 147 ****************************************************************************/ 148 149 /* Runtime configuration of debug print levels */ 150 151 extern UINT32 AcpiDbgLevel; 152 extern UINT32 AcpiDbgLayer; 153 154 /* Procedure nesting level for debug output */ 155 156 extern UINT32 AcpiGbl_NestingLevel; 157 158 /* Support for dynamic control method tracing mechanism */ 159 160 ACPI_EXTERN UINT32 AcpiGbl_OriginalDbgLevel; 161 ACPI_EXTERN UINT32 AcpiGbl_OriginalDbgLayer; 162 ACPI_EXTERN ACPI_NAME AcpiGbl_TraceMethodName; 163 ACPI_EXTERN UINT32 AcpiGbl_TraceDbgLevel; 164 ACPI_EXTERN UINT32 AcpiGbl_TraceDbgLayer; 165 ACPI_EXTERN UINT32 AcpiGbl_TraceFlags; 166 167 /***************************************************************************** 168 * 169 * Runtime configuration (static defaults that can be overriden at runtime) 170 * 171 ****************************************************************************/ 172 173 /* 174 * Enable "slack" in the AML interpreter? Default is FALSE, and the 175 * interpreter strictly follows the ACPI specification. Setting to TRUE 176 * allows the interpreter to ignore certain errors and/or bad AML constructs. 177 * 178 * Currently, these features are enabled by this flag: 179 * 180 * 1) Allow "implicit return" of last value in a control method 181 * 2) Allow access beyond the end of an operation region 182 * 3) Allow access to uninitialized locals/args (auto-init to integer 0) 183 * 4) Allow ANY object type to be a source operand for the Store() operator 184 * 5) Allow unresolved references (invalid target name) in package objects 185 * 6) Enable warning messages for behavior that is not ACPI spec compliant 186 */ 187 ACPI_EXTERN UINT8 ACPI_INIT_GLOBAL (AcpiGbl_EnableInterpreterSlack, FALSE); 188 189 /* 190 * Automatically serialize ALL control methods? Default is FALSE, meaning 191 * to use the Serialized/NotSerialized method flags on a per method basis. 192 * Only change this if the ASL code is poorly written and cannot handle 193 * reentrancy even though methods are marked "NotSerialized". 194 */ 195 ACPI_EXTERN UINT8 ACPI_INIT_GLOBAL (AcpiGbl_AllMethodsSerialized, FALSE); 196 197 /* 198 * Create the predefined _OSI method in the namespace? Default is TRUE 199 * because ACPI CA is fully compatible with other ACPI implementations. 200 * Changing this will revert ACPI CA (and machine ASL) to pre-OSI behavior. 201 */ 202 ACPI_EXTERN UINT8 ACPI_INIT_GLOBAL (AcpiGbl_CreateOsiMethod, TRUE); 203 204 /* 205 * Disable wakeup GPEs during runtime? Default is TRUE because WAKE and 206 * RUNTIME GPEs should never be shared, and WAKE GPEs should typically only 207 * be enabled just before going to sleep. 208 */ 209 ACPI_EXTERN UINT8 ACPI_INIT_GLOBAL (AcpiGbl_LeaveWakeGpesDisabled, TRUE); 210 211 212 /***************************************************************************** 213 * 214 * ACPI Table globals 215 * 216 ****************************************************************************/ 217 218 /* 219 * Table pointers. 220 * Although these pointers are somewhat redundant with the global AcpiTable, 221 * they are convenient because they are typed pointers. 222 * 223 * These tables are single-table only; meaning that there can be at most one 224 * of each in the system. Each global points to the actual table. 225 */ 226 ACPI_EXTERN UINT32 AcpiGbl_TableFlags; 227 ACPI_EXTERN UINT32 AcpiGbl_RsdtTableCount; 228 ACPI_EXTERN RSDP_DESCRIPTOR *AcpiGbl_RSDP; 229 ACPI_EXTERN XSDT_DESCRIPTOR *AcpiGbl_XSDT; 230 ACPI_EXTERN FADT_DESCRIPTOR *AcpiGbl_FADT; 231 ACPI_EXTERN ACPI_TABLE_HEADER *AcpiGbl_DSDT; 232 ACPI_EXTERN FACS_DESCRIPTOR *AcpiGbl_FACS; 233 ACPI_EXTERN ACPI_COMMON_FACS AcpiGbl_CommonFACS; 234 /* 235 * Since there may be multiple SSDTs and PSDTs, a single pointer is not 236 * sufficient; Therefore, there isn't one! 237 */ 238 239 240 /* The root table can be either an RSDT or an XSDT */ 241 242 ACPI_EXTERN UINT8 AcpiGbl_RootTableType; 243 #define ACPI_TABLE_TYPE_RSDT 'R' 244 #define ACPI_TABLE_TYPE_XSDT 'X' 245 246 247 /* 248 * Handle both ACPI 1.0 and ACPI 2.0 Integer widths: 249 * If we are executing a method that exists in a 32-bit ACPI table, 250 * use only the lower 32 bits of the (internal) 64-bit Integer. 251 */ 252 ACPI_EXTERN UINT8 AcpiGbl_IntegerBitWidth; 253 ACPI_EXTERN UINT8 AcpiGbl_IntegerByteWidth; 254 ACPI_EXTERN UINT8 AcpiGbl_IntegerNybbleWidth; 255 256 /* 257 * ACPI Table info arrays 258 */ 259 extern ACPI_TABLE_LIST AcpiGbl_TableLists[ACPI_TABLE_ID_MAX+1]; 260 extern ACPI_TABLE_SUPPORT AcpiGbl_TableData[ACPI_TABLE_ID_MAX+1]; 261 262 263 /***************************************************************************** 264 * 265 * Mutual exlusion within ACPICA subsystem 266 * 267 ****************************************************************************/ 268 269 /* 270 * Predefined mutex objects. This array contains the 271 * actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs. 272 * (The table maps local handles to the real OS handles) 273 */ 274 ACPI_EXTERN ACPI_MUTEX_INFO AcpiGbl_MutexInfo[ACPI_NUM_MUTEX]; 275 276 /* 277 * Global lock semaphore works in conjunction with the actual HW global lock 278 */ 279 ACPI_EXTERN ACPI_MUTEX AcpiGbl_GlobalLockMutex; 280 ACPI_EXTERN ACPI_SEMAPHORE AcpiGbl_GlobalLockSemaphore; 281 282 /* 283 * Spinlocks are used for interfaces that can be possibly called at 284 * interrupt level 285 */ 286 ACPI_EXTERN ACPI_SPINLOCK AcpiGbl_GpeLock; /* For GPE data structs and registers */ 287 ACPI_EXTERN ACPI_SPINLOCK AcpiGbl_HardwareLock; /* For ACPI H/W except GPE registers */ 288 289 290 /***************************************************************************** 291 * 292 * Miscellaneous globals 293 * 294 ****************************************************************************/ 295 296 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 297 298 /* Lists for tracking memory allocations */ 299 300 ACPI_EXTERN ACPI_MEMORY_LIST *AcpiGbl_GlobalList; 301 ACPI_EXTERN ACPI_MEMORY_LIST *AcpiGbl_NsNodeList; 302 #endif 303 304 /* Object caches */ 305 306 ACPI_EXTERN ACPI_CACHE_T *AcpiGbl_NamespaceCache; 307 ACPI_EXTERN ACPI_CACHE_T *AcpiGbl_StateCache; 308 ACPI_EXTERN ACPI_CACHE_T *AcpiGbl_PsNodeCache; 309 ACPI_EXTERN ACPI_CACHE_T *AcpiGbl_PsNodeExtCache; 310 ACPI_EXTERN ACPI_CACHE_T *AcpiGbl_OperandCache; 311 312 /* Global handlers */ 313 314 ACPI_EXTERN ACPI_OBJECT_NOTIFY_HANDLER AcpiGbl_DeviceNotify; 315 ACPI_EXTERN ACPI_OBJECT_NOTIFY_HANDLER AcpiGbl_SystemNotify; 316 ACPI_EXTERN ACPI_EXCEPTION_HANDLER AcpiGbl_ExceptionHandler; 317 ACPI_EXTERN ACPI_INIT_HANDLER AcpiGbl_InitHandler; 318 ACPI_EXTERN ACPI_WALK_STATE *AcpiGbl_BreakpointWalk; 319 320 /* Misc */ 321 322 ACPI_EXTERN UINT32 AcpiGbl_OriginalMode; 323 ACPI_EXTERN UINT32 AcpiGbl_RsdpOriginalLocation; 324 ACPI_EXTERN UINT32 AcpiGbl_NsLookupCount; 325 ACPI_EXTERN UINT32 AcpiGbl_PsFindCount; 326 ACPI_EXTERN UINT32 AcpiGbl_OwnerIdMask[ACPI_NUM_OWNERID_MASKS]; 327 ACPI_EXTERN UINT16 AcpiGbl_Pm1EnableRegisterSave; 328 ACPI_EXTERN UINT16 AcpiGbl_GlobalLockHandle; 329 ACPI_EXTERN UINT8 AcpiGbl_LastOwnerIdIndex; 330 ACPI_EXTERN UINT8 AcpiGbl_NextOwnerIdOffset; 331 ACPI_EXTERN UINT8 AcpiGbl_DebuggerConfiguration; 332 ACPI_EXTERN BOOLEAN AcpiGbl_GlobalLockAcquired; 333 ACPI_EXTERN BOOLEAN AcpiGbl_StepToNextCall; 334 ACPI_EXTERN BOOLEAN AcpiGbl_AcpiHardwarePresent; 335 ACPI_EXTERN BOOLEAN AcpiGbl_GlobalLockPresent; 336 ACPI_EXTERN BOOLEAN AcpiGbl_EventsInitialized; 337 ACPI_EXTERN BOOLEAN AcpiGbl_SystemAwakeAndRunning; 338 339 extern BOOLEAN AcpiGbl_Shutdown; 340 extern UINT32 AcpiGbl_StartupFlags; 341 extern const UINT8 AcpiGbl_DecodeTo8bit[8]; 342 extern const char *AcpiGbl_SleepStateNames[ACPI_S_STATE_COUNT]; 343 extern const char *AcpiGbl_HighestDstateNames[4]; 344 extern const ACPI_OPCODE_INFO AcpiGbl_AmlOpInfo[AML_NUM_OPCODES]; 345 extern const char *AcpiGbl_RegionTypes[ACPI_NUM_PREDEFINED_REGIONS]; 346 347 348 /***************************************************************************** 349 * 350 * Namespace globals 351 * 352 ****************************************************************************/ 353 354 #define NUM_NS_TYPES ACPI_TYPE_INVALID+1 355 356 #if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY) 357 #define NUM_PREDEFINED_NAMES 10 358 #else 359 #define NUM_PREDEFINED_NAMES 9 360 #endif 361 362 ACPI_EXTERN ACPI_NAMESPACE_NODE AcpiGbl_RootNodeStruct; 363 ACPI_EXTERN ACPI_NAMESPACE_NODE *AcpiGbl_RootNode; 364 ACPI_EXTERN ACPI_NAMESPACE_NODE *AcpiGbl_FadtGpeDevice; 365 366 extern const UINT8 AcpiGbl_NsProperties[NUM_NS_TYPES]; 367 extern const ACPI_PREDEFINED_NAMES AcpiGbl_PreDefinedNames [NUM_PREDEFINED_NAMES]; 368 369 #ifdef ACPI_DEBUG_OUTPUT 370 ACPI_EXTERN UINT32 AcpiGbl_CurrentNodeCount; 371 ACPI_EXTERN UINT32 AcpiGbl_CurrentNodeSize; 372 ACPI_EXTERN UINT32 AcpiGbl_MaxConcurrentNodeCount; 373 ACPI_EXTERN ACPI_SIZE AcpiGbl_EntryStackPointer; 374 ACPI_EXTERN ACPI_SIZE AcpiGbl_LowestStackPointer; 375 ACPI_EXTERN UINT32 AcpiGbl_DeepestNesting; 376 #endif 377 378 379 /***************************************************************************** 380 * 381 * Interpreter globals 382 * 383 ****************************************************************************/ 384 385 386 ACPI_EXTERN ACPI_THREAD_STATE *AcpiGbl_CurrentWalkList; 387 388 /* Control method single step flag */ 389 390 ACPI_EXTERN UINT8 AcpiGbl_CmSingleStep; 391 392 393 /***************************************************************************** 394 * 395 * Hardware globals 396 * 397 ****************************************************************************/ 398 399 extern ACPI_BIT_REGISTER_INFO AcpiGbl_BitRegisterInfo[ACPI_NUM_BITREG]; 400 ACPI_EXTERN UINT8 AcpiGbl_SleepTypeA; 401 ACPI_EXTERN UINT8 AcpiGbl_SleepTypeB; 402 403 404 /***************************************************************************** 405 * 406 * Event and GPE globals 407 * 408 ****************************************************************************/ 409 410 extern ACPI_FIXED_EVENT_INFO AcpiGbl_FixedEventInfo[ACPI_NUM_FIXED_EVENTS]; 411 ACPI_EXTERN ACPI_FIXED_EVENT_HANDLER AcpiGbl_FixedEventHandlers[ACPI_NUM_FIXED_EVENTS]; 412 ACPI_EXTERN ACPI_GPE_XRUPT_INFO *AcpiGbl_GpeXruptListHead; 413 ACPI_EXTERN ACPI_GPE_BLOCK_INFO *AcpiGbl_GpeFadtBlocks[ACPI_MAX_GPE_BLOCKS]; 414 415 416 /***************************************************************************** 417 * 418 * Debugger globals 419 * 420 ****************************************************************************/ 421 422 ACPI_EXTERN UINT8 AcpiGbl_DbOutputFlags; 423 424 #ifdef ACPI_DISASSEMBLER 425 426 ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_disasm; 427 ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_verbose; 428 #endif 429 430 431 #ifdef ACPI_DEBUGGER 432 433 extern BOOLEAN AcpiGbl_MethodExecuting; 434 extern BOOLEAN AcpiGbl_AbortMethod; 435 extern BOOLEAN AcpiGbl_DbTerminateThreads; 436 437 ACPI_EXTERN int optind; 438 ACPI_EXTERN char *optarg; 439 440 ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_tables; 441 ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_stats; 442 ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_ini_methods; 443 444 445 ACPI_EXTERN char *AcpiGbl_DbArgs[ACPI_DEBUGGER_MAX_ARGS]; 446 ACPI_EXTERN char AcpiGbl_DbLineBuf[80]; 447 ACPI_EXTERN char AcpiGbl_DbParsedBuf[80]; 448 ACPI_EXTERN char AcpiGbl_DbScopeBuf[40]; 449 ACPI_EXTERN char AcpiGbl_DbDebugFilename[40]; 450 ACPI_EXTERN BOOLEAN AcpiGbl_DbOutputToFile; 451 ACPI_EXTERN char *AcpiGbl_DbBuffer; 452 ACPI_EXTERN char *AcpiGbl_DbFilename; 453 ACPI_EXTERN UINT32 AcpiGbl_DbDebugLevel; 454 ACPI_EXTERN UINT32 AcpiGbl_DbConsoleDebugLevel; 455 ACPI_EXTERN ACPI_TABLE_HEADER *AcpiGbl_DbTablePtr; 456 ACPI_EXTERN ACPI_NAMESPACE_NODE *AcpiGbl_DbScopeNode; 457 458 /* 459 * Statistic globals 460 */ 461 ACPI_EXTERN UINT16 AcpiGbl_ObjTypeCount[ACPI_TYPE_NS_NODE_MAX+1]; 462 ACPI_EXTERN UINT16 AcpiGbl_NodeTypeCount[ACPI_TYPE_NS_NODE_MAX+1]; 463 ACPI_EXTERN UINT16 AcpiGbl_ObjTypeCountMisc; 464 ACPI_EXTERN UINT16 AcpiGbl_NodeTypeCountMisc; 465 ACPI_EXTERN UINT32 AcpiGbl_NumNodes; 466 ACPI_EXTERN UINT32 AcpiGbl_NumObjects; 467 468 469 ACPI_EXTERN UINT32 AcpiGbl_SizeOfParseTree; 470 ACPI_EXTERN UINT32 AcpiGbl_SizeOfMethodTrees; 471 ACPI_EXTERN UINT32 AcpiGbl_SizeOfNodeEntries; 472 ACPI_EXTERN UINT32 AcpiGbl_SizeOfAcpiObjects; 473 474 #endif /* ACPI_DEBUGGER */ 475 476 #endif /* __ACGLOBAL_H__ */ 477