acglobal.h revision 77424
1/****************************************************************************** 2 * 3 * Name: acglobal.h - Declarations for global variables 4 * $Revision: 101 $ 5 * 6 *****************************************************************************/ 7 8/****************************************************************************** 9 * 10 * 1. Copyright Notice 11 * 12 * Some or all of this work - Copyright (c) 1999, 2000, 2001, 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 only once. 123 * 124 * The use of these defines 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#else 130#define ACPI_EXTERN extern 131#endif 132 133 134extern NATIVE_CHAR *MsgAcpiErrorBreak; 135 136/***************************************************************************** 137 * 138 * Debug support 139 * 140 ****************************************************************************/ 141 142/* Runtime configuration of debug print levels */ 143 144extern UINT32 AcpiDbgLevel; 145extern UINT32 AcpiDbgLayer; 146 147 148/* Procedure nesting level for debug output */ 149 150extern UINT32 AcpiGbl_NestingLevel; 151 152 153/***************************************************************************** 154 * 155 * ACPI Table globals 156 * 157 ****************************************************************************/ 158 159/* 160 * Table pointers. 161 * Although these pointers are somewhat redundant with the global AcpiTable, 162 * they are convenient because they are typed pointers. 163 * 164 * These tables are single-table only; meaning that there can be at most one 165 * of each in the system. Each global points to the actual table. 166 * 167 */ 168ACPI_EXTERN RSDP_DESCRIPTOR *AcpiGbl_RSDP; 169ACPI_EXTERN XSDT_DESCRIPTOR *AcpiGbl_XSDT; 170ACPI_EXTERN FADT_DESCRIPTOR *AcpiGbl_FADT; 171ACPI_EXTERN ACPI_TABLE_HEADER *AcpiGbl_DSDT; 172ACPI_EXTERN ACPI_COMMON_FACS *AcpiGbl_FACS; 173 174/* 175 * Since there may be multiple SSDTs and PSDTS, a single pointer is not 176 * sufficient; Therefore, there isn't one! 177 */ 178 179 180/* 181 * ACPI Table info arrays 182 */ 183extern ACPI_TABLE_DESC AcpiGbl_AcpiTables[NUM_ACPI_TABLES]; 184extern ACPI_TABLE_SUPPORT AcpiGbl_AcpiTableData[NUM_ACPI_TABLES]; 185 186/* 187 * Predefined mutex objects. This array contains the 188 * actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs. 189 * (The table maps local handles to the real OS handles) 190 */ 191ACPI_EXTERN ACPI_MUTEX_INFO AcpiGbl_AcpiMutexInfo [NUM_MTX]; 192 193 194/***************************************************************************** 195 * 196 * Miscellaneous globals 197 * 198 ****************************************************************************/ 199 200 201ACPI_EXTERN UINT8 *AcpiGbl_Gpe0EnableRegisterSave; 202ACPI_EXTERN UINT8 *AcpiGbl_Gpe1EnableRegisterSave; 203ACPI_EXTERN ACPI_WALK_STATE *AcpiGbl_BreakpointWalk; 204ACPI_EXTERN ACPI_GENERIC_STATE *AcpiGbl_GenericStateCache; 205ACPI_EXTERN ACPI_PARSE_OBJECT *AcpiGbl_ParseCache; 206ACPI_EXTERN ACPI_PARSE2_OBJECT *AcpiGbl_ExtParseCache; 207ACPI_EXTERN ACPI_OPERAND_OBJECT *AcpiGbl_ObjectCache; 208ACPI_EXTERN ACPI_WALK_STATE *AcpiGbl_WalkStateCache; 209ACPI_EXTERN ACPI_HANDLE AcpiGbl_GlobalLockSemaphore; 210 211 212ACPI_EXTERN UINT32 AcpiGbl_GlobalLockThreadCount; 213ACPI_EXTERN UINT32 AcpiGbl_RestoreAcpiChipset; 214ACPI_EXTERN UINT32 AcpiGbl_OriginalMode; 215ACPI_EXTERN UINT32 AcpiGbl_EdgeLevelSave; 216ACPI_EXTERN UINT32 AcpiGbl_IrqEnableSave; 217ACPI_EXTERN UINT32 AcpiGbl_RsdpOriginalLocation; 218 219ACPI_EXTERN UINT32 AcpiGbl_StateCacheRequests; 220ACPI_EXTERN UINT32 AcpiGbl_StateCacheHits; 221ACPI_EXTERN UINT32 AcpiGbl_ParseCacheRequests; 222ACPI_EXTERN UINT32 AcpiGbl_ParseCacheHits; 223ACPI_EXTERN UINT32 AcpiGbl_ExtParseCacheRequests; 224ACPI_EXTERN UINT32 AcpiGbl_ExtParseCacheHits; 225ACPI_EXTERN UINT32 AcpiGbl_ObjectCacheRequests; 226ACPI_EXTERN UINT32 AcpiGbl_ObjectCacheHits; 227ACPI_EXTERN UINT32 AcpiGbl_WalkStateCacheRequests; 228ACPI_EXTERN UINT32 AcpiGbl_WalkStateCacheHits; 229ACPI_EXTERN UINT32 AcpiGbl_NsLookupCount; 230ACPI_EXTERN UINT32 AcpiGbl_PsFindCount; 231 232 233ACPI_EXTERN UINT16 AcpiGbl_GenericStateCacheDepth; 234ACPI_EXTERN UINT16 AcpiGbl_ParseCacheDepth; 235ACPI_EXTERN UINT16 AcpiGbl_ExtParseCacheDepth; 236ACPI_EXTERN UINT16 AcpiGbl_ObjectCacheDepth; 237ACPI_EXTERN UINT16 AcpiGbl_WalkStateCacheDepth; 238ACPI_EXTERN UINT16 AcpiGbl_Pm1EnableRegisterSave; 239ACPI_EXTERN UINT16 AcpiGbl_NextTableOwnerId; 240ACPI_EXTERN UINT16 AcpiGbl_NextMethodOwnerId; 241 242ACPI_EXTERN UINT8 AcpiGbl_DebuggerConfiguration; 243ACPI_EXTERN BOOLEAN AcpiGbl_GlobalLockAcquired; 244ACPI_EXTERN BOOLEAN AcpiGbl_StepToNextCall; 245ACPI_EXTERN BOOLEAN AcpiGbl_AcpiHardwarePresent; 246ACPI_EXTERN BOOLEAN AcpiGbl_GlobalLockPresent; 247 248ACPI_EXTERN ACPI_OBJECT_NOTIFY_HANDLER AcpiGbl_DrvNotify; 249ACPI_EXTERN ACPI_OBJECT_NOTIFY_HANDLER AcpiGbl_SysNotify; 250 251 252extern BOOLEAN AcpiGbl_Shutdown; 253extern UINT32 AcpiGbl_SystemFlags; 254extern UINT32 AcpiGbl_StartupFlags; 255extern UINT8 AcpiGbl_DecodeTo8bit[8]; 256extern NATIVE_CHAR AcpiGbl_HexToAscii[16]; 257 258 259/***************************************************************************** 260 * 261 * Namespace globals 262 * 263 ****************************************************************************/ 264 265#define NUM_NS_TYPES INTERNAL_TYPE_INVALID+1 266#define NUM_PREDEFINED_NAMES 9 267 268 269ACPI_EXTERN ACPI_NAMESPACE_NODE AcpiGbl_RootNodeStruct; 270ACPI_EXTERN ACPI_NAMESPACE_NODE *AcpiGbl_RootNode; 271 272extern UINT8 AcpiGbl_NsProperties[NUM_NS_TYPES]; 273extern PREDEFINED_NAMES AcpiGbl_PreDefinedNames [NUM_PREDEFINED_NAMES]; 274 275 276/* Used to detect memory leaks (DEBUG ONLY) */ 277 278#ifdef ACPI_DEBUG 279ACPI_EXTERN ACPI_ALLOCATION_INFO *AcpiGbl_HeadAllocPtr; 280ACPI_EXTERN ACPI_ALLOCATION_INFO *AcpiGbl_TailAllocPtr; 281#endif 282 283 284/***************************************************************************** 285 * 286 * Interpreter globals 287 * 288 ****************************************************************************/ 289 290 291ACPI_EXTERN ACPI_WALK_LIST *AcpiGbl_CurrentWalkList; 292 293/* 294 * Table of Address Space handlers 295 */ 296ACPI_EXTERN ACPI_ADR_SPACE_INFO AcpiGbl_AddressSpaces[ACPI_NUM_ADDRESS_SPACES]; 297 298 299/* Control method single step flag */ 300 301ACPI_EXTERN UINT8 AcpiGbl_CmSingleStep; 302 303 304/***************************************************************************** 305 * 306 * Parser globals 307 * 308 ****************************************************************************/ 309 310ACPI_EXTERN ACPI_PARSE_OBJECT *AcpiGbl_ParsedNamespaceRoot; 311 312/***************************************************************************** 313 * 314 * Hardware globals 315 * 316 ****************************************************************************/ 317 318extern ACPI_C_STATE_HANDLER AcpiHwCxHandlers[MAX_CX_STATES]; 319extern UINT32 AcpiHwActiveCxState; 320 321 322/***************************************************************************** 323 * 324 * Event globals 325 * 326 ****************************************************************************/ 327 328ACPI_EXTERN ACPI_FIXED_EVENT_INFO AcpiGbl_FixedEventHandlers[ACPI_NUM_FIXED_EVENTS]; 329 330ACPI_EXTERN ACPI_HANDLE AcpiGbl_GpeObjHandle; 331ACPI_EXTERN UINT32 AcpiGbl_GpeRegisterCount; 332ACPI_EXTERN ACPI_GPE_REGISTERS *AcpiGbl_GpeRegisters; 333ACPI_EXTERN ACPI_GPE_LEVEL_INFO *AcpiGbl_GpeInfo; 334 335/* 336 * Gpe validation and translation table 337 * Indexed by the GPE number, returns GPE_INVALID if the GPE is not supported. 338 * Otherwise, returns a valid index into the global GPE table. 339 * 340 * This table is needed because the GPE numbers supported by block 1 do not 341 * have to be contiguous with the GPE numbers supported by block 0. 342 */ 343ACPI_EXTERN UINT8 AcpiGbl_GpeValid [ACPI_NUM_GPE]; 344 345/* AcpiEvent counter for debug only */ 346 347#ifdef ACPI_DEBUG 348ACPI_EXTERN UINT32 AcpiGbl_EventCount[ACPI_NUM_FIXED_EVENTS]; 349#endif 350 351 352/***************************************************************************** 353 * 354 * Debugger globals 355 * 356 ****************************************************************************/ 357 358#ifdef ENABLE_DEBUGGER 359ACPI_EXTERN BOOLEAN AcpiGbl_MethodExecuting; 360ACPI_EXTERN BOOLEAN AcpiGbl_DbTerminateThreads; 361#endif 362 363/* Memory allocation metrics - Debug Only! */ 364 365#ifdef ACPI_DEBUG 366 367ACPI_EXTERN UINT32 AcpiGbl_CurrentAllocSize; 368ACPI_EXTERN UINT32 AcpiGbl_CurrentAllocCount; 369ACPI_EXTERN UINT32 AcpiGbl_RunningAllocSize; 370ACPI_EXTERN UINT32 AcpiGbl_RunningAllocCount; 371ACPI_EXTERN UINT32 AcpiGbl_MaxConcurrentAllocSize; 372ACPI_EXTERN UINT32 AcpiGbl_MaxConcurrentAllocCount; 373ACPI_EXTERN UINT32 AcpiGbl_CurrentObjectCount; 374ACPI_EXTERN UINT32 AcpiGbl_CurrentObjectSize; 375ACPI_EXTERN UINT32 AcpiGbl_MaxConcurrentObjectCount; 376ACPI_EXTERN UINT32 AcpiGbl_MaxConcurrentObjectSize; 377ACPI_EXTERN UINT32 AcpiGbl_RunningObjectCount; 378ACPI_EXTERN UINT32 AcpiGbl_RunningObjectSize; 379ACPI_EXTERN UINT32 AcpiGbl_CurrentNodeCount; 380ACPI_EXTERN UINT32 AcpiGbl_CurrentNodeSize; 381ACPI_EXTERN UINT32 AcpiGbl_MaxConcurrentNodeCount; 382 383#endif 384 385 386#endif /* __ACGLOBAL_H__ */ 387