acglobal.h revision 151937
1/****************************************************************************** 2 * 3 * Name: acglobal.h - Declarations for global variables 4 * $Revision: 1.168 $ 5 * 6 *****************************************************************************/ 7 8/****************************************************************************** 9 * 10 * 1. Copyright Notice 11 * 12 * Some or all of this work - Copyright (c) 1999 - 2005, 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 */ 139ACPI_EXTERN ACPI_GENERIC_ADDRESS AcpiGbl_XPm1aEnable; 140ACPI_EXTERN ACPI_GENERIC_ADDRESS AcpiGbl_XPm1bEnable; 141 142 143/***************************************************************************** 144 * 145 * Debug support 146 * 147 ****************************************************************************/ 148 149/* Runtime configuration of debug print levels */ 150 151extern UINT32 AcpiDbgLevel; 152extern UINT32 AcpiDbgLayer; 153 154/* Procedure nesting level for debug output */ 155 156extern UINT32 AcpiGbl_NestingLevel; 157 158/* Support for dynamic control method tracing mechanism */ 159 160ACPI_EXTERN UINT32 AcpiGbl_OriginalDbgLevel; 161ACPI_EXTERN UINT32 AcpiGbl_OriginalDbgLayer; 162ACPI_EXTERN ACPI_NAME AcpiGbl_TraceMethodName; 163ACPI_EXTERN UINT32 AcpiGbl_TraceDbgLevel; 164ACPI_EXTERN UINT32 AcpiGbl_TraceDbgLayer; 165ACPI_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 forgive certain bad AML constructs. Currently: 177 * 1) Allow "implicit return" of last value in a control method 178 * 2) Allow access beyond end of operation region 179 * 3) Allow access to uninitialized locals/args (auto-init to integer 0) 180 * 4) Allow ANY object type to be a source operand for the Store() operator 181 */ 182ACPI_EXTERN UINT8 ACPI_INIT_GLOBAL (AcpiGbl_EnableInterpreterSlack, FALSE); 183 184/* 185 * Automatically serialize ALL control methods? Default is FALSE, meaning 186 * to use the Serialized/NotSerialized method flags on a per method basis. 187 * Only change this if the ASL code is poorly written and cannot handle 188 * reentrancy even though methods are marked "NotSerialized". 189 */ 190ACPI_EXTERN UINT8 ACPI_INIT_GLOBAL (AcpiGbl_AllMethodsSerialized, FALSE); 191 192/* 193 * Create the predefined _OSI method in the namespace? Default is TRUE 194 * because ACPI CA is fully compatible with other ACPI implementations. 195 * Changing this will revert ACPI CA (and machine ASL) to pre-OSI behavior. 196 */ 197ACPI_EXTERN UINT8 ACPI_INIT_GLOBAL (AcpiGbl_CreateOsiMethod, TRUE); 198 199/* 200 * Disable wakeup GPEs during runtime? Default is TRUE because WAKE and 201 * RUNTIME GPEs should never be shared, and WAKE GPEs should typically only 202 * be enabled just before going to sleep. 203 */ 204ACPI_EXTERN UINT8 ACPI_INIT_GLOBAL (AcpiGbl_LeaveWakeGpesDisabled, TRUE); 205 206 207/***************************************************************************** 208 * 209 * ACPI Table globals 210 * 211 ****************************************************************************/ 212 213/* 214 * Table pointers. 215 * Although these pointers are somewhat redundant with the global AcpiTable, 216 * they are convenient because they are typed pointers. 217 * 218 * These tables are single-table only; meaning that there can be at most one 219 * of each in the system. Each global points to the actual table. 220 */ 221ACPI_EXTERN UINT32 AcpiGbl_TableFlags; 222ACPI_EXTERN UINT32 AcpiGbl_RsdtTableCount; 223ACPI_EXTERN RSDP_DESCRIPTOR *AcpiGbl_RSDP; 224ACPI_EXTERN XSDT_DESCRIPTOR *AcpiGbl_XSDT; 225ACPI_EXTERN FADT_DESCRIPTOR *AcpiGbl_FADT; 226ACPI_EXTERN ACPI_TABLE_HEADER *AcpiGbl_DSDT; 227ACPI_EXTERN FACS_DESCRIPTOR *AcpiGbl_FACS; 228ACPI_EXTERN ACPI_COMMON_FACS AcpiGbl_CommonFACS; 229/* 230 * Since there may be multiple SSDTs and PSDTs, a single pointer is not 231 * sufficient; Therefore, there isn't one! 232 */ 233 234 235/* The root table can be either an RSDT or an XSDT */ 236 237ACPI_EXTERN UINT8 AcpiGbl_RootTableType; 238#define ACPI_TABLE_TYPE_RSDT 'R' 239#define ACPI_TABLE_TYPE_XSDT 'X' 240 241 242/* 243 * Handle both ACPI 1.0 and ACPI 2.0 Integer widths: 244 * If we are executing a method that exists in a 32-bit ACPI table, 245 * use only the lower 32 bits of the (internal) 64-bit Integer. 246 */ 247ACPI_EXTERN UINT8 AcpiGbl_IntegerBitWidth; 248ACPI_EXTERN UINT8 AcpiGbl_IntegerByteWidth; 249ACPI_EXTERN UINT8 AcpiGbl_IntegerNybbleWidth; 250 251/* 252 * ACPI Table info arrays 253 */ 254extern ACPI_TABLE_LIST AcpiGbl_TableLists[NUM_ACPI_TABLE_TYPES]; 255extern ACPI_TABLE_SUPPORT AcpiGbl_TableData[NUM_ACPI_TABLE_TYPES]; 256 257/* 258 * Predefined mutex objects. This array contains the 259 * actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs. 260 * (The table maps local handles to the real OS handles) 261 */ 262ACPI_EXTERN ACPI_MUTEX_INFO AcpiGbl_MutexInfo[NUM_MUTEX]; 263 264 265/***************************************************************************** 266 * 267 * Miscellaneous globals 268 * 269 ****************************************************************************/ 270 271#ifdef ACPI_DBG_TRACK_ALLOCATIONS 272 273/* Lists for tracking memory allocations */ 274 275ACPI_EXTERN ACPI_MEMORY_LIST *AcpiGbl_GlobalList; 276ACPI_EXTERN ACPI_MEMORY_LIST *AcpiGbl_NsNodeList; 277#endif 278 279/* Object caches */ 280 281ACPI_EXTERN ACPI_CACHE_T *AcpiGbl_StateCache; 282ACPI_EXTERN ACPI_CACHE_T *AcpiGbl_PsNodeCache; 283ACPI_EXTERN ACPI_CACHE_T *AcpiGbl_PsNodeExtCache; 284ACPI_EXTERN ACPI_CACHE_T *AcpiGbl_OperandCache; 285 286/* Global handlers */ 287 288ACPI_EXTERN ACPI_OBJECT_NOTIFY_HANDLER AcpiGbl_DeviceNotify; 289ACPI_EXTERN ACPI_OBJECT_NOTIFY_HANDLER AcpiGbl_SystemNotify; 290ACPI_EXTERN ACPI_EXCEPTION_HANDLER AcpiGbl_ExceptionHandler; 291ACPI_EXTERN ACPI_INIT_HANDLER AcpiGbl_InitHandler; 292ACPI_EXTERN ACPI_WALK_STATE *AcpiGbl_BreakpointWalk; 293ACPI_EXTERN ACPI_HANDLE AcpiGbl_GlobalLockSemaphore; 294 295/* Misc */ 296 297ACPI_EXTERN UINT32 AcpiGbl_GlobalLockThreadCount; 298ACPI_EXTERN UINT32 AcpiGbl_OriginalMode; 299ACPI_EXTERN UINT32 AcpiGbl_RsdpOriginalLocation; 300ACPI_EXTERN UINT32 AcpiGbl_NsLookupCount; 301ACPI_EXTERN UINT32 AcpiGbl_PsFindCount; 302ACPI_EXTERN UINT32 AcpiGbl_OwnerIdMask; 303ACPI_EXTERN UINT16 AcpiGbl_Pm1EnableRegisterSave; 304ACPI_EXTERN UINT16 AcpiGbl_GlobalLockHandle; 305ACPI_EXTERN UINT8 AcpiGbl_DebuggerConfiguration; 306ACPI_EXTERN BOOLEAN AcpiGbl_GlobalLockAcquired; 307ACPI_EXTERN BOOLEAN AcpiGbl_StepToNextCall; 308ACPI_EXTERN BOOLEAN AcpiGbl_AcpiHardwarePresent; 309ACPI_EXTERN BOOLEAN AcpiGbl_GlobalLockPresent; 310ACPI_EXTERN BOOLEAN AcpiGbl_EventsInitialized; 311ACPI_EXTERN BOOLEAN AcpiGbl_SystemAwakeAndRunning; 312 313extern BOOLEAN AcpiGbl_Shutdown; 314extern UINT32 AcpiGbl_StartupFlags; 315extern const UINT8 AcpiGbl_DecodeTo8bit[8]; 316extern const char *AcpiGbl_SleepStateNames[ACPI_S_STATE_COUNT]; 317extern const char *AcpiGbl_HighestDstateNames[4]; 318extern const ACPI_OPCODE_INFO AcpiGbl_AmlOpInfo[AML_NUM_OPCODES]; 319extern const char *AcpiGbl_RegionTypes[ACPI_NUM_PREDEFINED_REGIONS]; 320extern const char *AcpiGbl_ValidOsiStrings[ACPI_NUM_OSI_STRINGS]; 321 322 323/***************************************************************************** 324 * 325 * Namespace globals 326 * 327 ****************************************************************************/ 328 329#define NUM_NS_TYPES ACPI_TYPE_INVALID+1 330 331#if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY) 332#define NUM_PREDEFINED_NAMES 10 333#else 334#define NUM_PREDEFINED_NAMES 9 335#endif 336 337ACPI_EXTERN ACPI_NAMESPACE_NODE AcpiGbl_RootNodeStruct; 338ACPI_EXTERN ACPI_NAMESPACE_NODE *AcpiGbl_RootNode; 339ACPI_EXTERN ACPI_NAMESPACE_NODE *AcpiGbl_FadtGpeDevice; 340 341extern const UINT8 AcpiGbl_NsProperties[NUM_NS_TYPES]; 342extern const ACPI_PREDEFINED_NAMES AcpiGbl_PreDefinedNames [NUM_PREDEFINED_NAMES]; 343 344#ifdef ACPI_DEBUG_OUTPUT 345ACPI_EXTERN UINT32 AcpiGbl_CurrentNodeCount; 346ACPI_EXTERN UINT32 AcpiGbl_CurrentNodeSize; 347ACPI_EXTERN UINT32 AcpiGbl_MaxConcurrentNodeCount; 348ACPI_EXTERN ACPI_SIZE AcpiGbl_EntryStackPointer; 349ACPI_EXTERN ACPI_SIZE AcpiGbl_LowestStackPointer; 350ACPI_EXTERN UINT32 AcpiGbl_DeepestNesting; 351#endif 352 353 354/***************************************************************************** 355 * 356 * Interpreter globals 357 * 358 ****************************************************************************/ 359 360 361ACPI_EXTERN ACPI_THREAD_STATE *AcpiGbl_CurrentWalkList; 362 363/* Control method single step flag */ 364 365ACPI_EXTERN UINT8 AcpiGbl_CmSingleStep; 366 367 368/***************************************************************************** 369 * 370 * Parser globals 371 * 372 ****************************************************************************/ 373 374ACPI_EXTERN ACPI_PARSE_OBJECT *AcpiGbl_ParsedNamespaceRoot; 375 376 377/***************************************************************************** 378 * 379 * Hardware globals 380 * 381 ****************************************************************************/ 382 383extern ACPI_BIT_REGISTER_INFO AcpiGbl_BitRegisterInfo[ACPI_NUM_BITREG]; 384ACPI_EXTERN UINT8 AcpiGbl_SleepTypeA; 385ACPI_EXTERN UINT8 AcpiGbl_SleepTypeB; 386 387 388/***************************************************************************** 389 * 390 * Event and GPE globals 391 * 392 ****************************************************************************/ 393 394extern ACPI_FIXED_EVENT_INFO AcpiGbl_FixedEventInfo[ACPI_NUM_FIXED_EVENTS]; 395ACPI_EXTERN ACPI_FIXED_EVENT_HANDLER AcpiGbl_FixedEventHandlers[ACPI_NUM_FIXED_EVENTS]; 396ACPI_EXTERN ACPI_GPE_XRUPT_INFO *AcpiGbl_GpeXruptListHead; 397ACPI_EXTERN ACPI_GPE_BLOCK_INFO *AcpiGbl_GpeFadtBlocks[ACPI_MAX_GPE_BLOCKS]; 398ACPI_EXTERN ACPI_HANDLE AcpiGbl_GpeLock; 399 400 401/***************************************************************************** 402 * 403 * Debugger globals 404 * 405 ****************************************************************************/ 406 407ACPI_EXTERN UINT8 AcpiGbl_DbOutputFlags; 408 409#ifdef ACPI_DISASSEMBLER 410 411ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_disasm; 412ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_verbose; 413#endif 414 415 416#ifdef ACPI_DEBUGGER 417 418extern BOOLEAN AcpiGbl_MethodExecuting; 419extern BOOLEAN AcpiGbl_AbortMethod; 420extern BOOLEAN AcpiGbl_DbTerminateThreads; 421 422ACPI_EXTERN int optind; 423ACPI_EXTERN char *optarg; 424 425ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_tables; 426ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_stats; 427ACPI_EXTERN BOOLEAN AcpiGbl_DbOpt_ini_methods; 428 429 430ACPI_EXTERN char *AcpiGbl_DbArgs[ACPI_DEBUGGER_MAX_ARGS]; 431ACPI_EXTERN char AcpiGbl_DbLineBuf[80]; 432ACPI_EXTERN char AcpiGbl_DbParsedBuf[80]; 433ACPI_EXTERN char AcpiGbl_DbScopeBuf[40]; 434ACPI_EXTERN char AcpiGbl_DbDebugFilename[40]; 435ACPI_EXTERN BOOLEAN AcpiGbl_DbOutputToFile; 436ACPI_EXTERN char *AcpiGbl_DbBuffer; 437ACPI_EXTERN char *AcpiGbl_DbFilename; 438ACPI_EXTERN UINT32 AcpiGbl_DbDebugLevel; 439ACPI_EXTERN UINT32 AcpiGbl_DbConsoleDebugLevel; 440ACPI_EXTERN ACPI_TABLE_HEADER *AcpiGbl_DbTablePtr; 441ACPI_EXTERN ACPI_NAMESPACE_NODE *AcpiGbl_DbScopeNode; 442 443/* 444 * Statistic globals 445 */ 446ACPI_EXTERN UINT16 AcpiGbl_ObjTypeCount[ACPI_TYPE_NS_NODE_MAX+1]; 447ACPI_EXTERN UINT16 AcpiGbl_NodeTypeCount[ACPI_TYPE_NS_NODE_MAX+1]; 448ACPI_EXTERN UINT16 AcpiGbl_ObjTypeCountMisc; 449ACPI_EXTERN UINT16 AcpiGbl_NodeTypeCountMisc; 450ACPI_EXTERN UINT32 AcpiGbl_NumNodes; 451ACPI_EXTERN UINT32 AcpiGbl_NumObjects; 452 453 454ACPI_EXTERN UINT32 AcpiGbl_SizeOfParseTree; 455ACPI_EXTERN UINT32 AcpiGbl_SizeOfMethodTrees; 456ACPI_EXTERN UINT32 AcpiGbl_SizeOfNodeEntries; 457ACPI_EXTERN UINT32 AcpiGbl_SizeOfAcpiObjects; 458 459#endif /* ACPI_DEBUGGER */ 460 461#endif /* __ACGLOBAL_H__ */ 462