acobject.h revision 167802
160786Sps 2221715Sdelphij/****************************************************************************** 360786Sps * 460786Sps * Name: acobject.h - Definition of ACPI_OPERAND_OBJECT (Internal object only) 560786Sps * $Revision: 1.143 $ 660786Sps * 760786Sps *****************************************************************************/ 860786Sps 960786Sps/****************************************************************************** 1060786Sps * 1160786Sps * 1. Copyright Notice 1260786Sps * 1360786Sps * Some or all of this work - Copyright (c) 1999 - 2007, Intel Corp. 1460786Sps * All rights reserved. 1560786Sps * 1660786Sps * 2. License 1760786Sps * 1860786Sps * 2.1. This is your license from Intel Corp. under its intellectual property 1960786Sps * rights. You may have additional license terms from the party that provided 2060786Sps * you this software, covering your right to use that party's intellectual 2160786Sps * property rights. 2260786Sps * 2360786Sps * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 2460786Sps * copy of the source code appearing in this file ("Covered Code") an 2560786Sps * irrevocable, perpetual, worldwide license under Intel's copyrights in the 2660786Sps * base code distributed originally by Intel ("Original Intel Code") to copy, 2760786Sps * make derivatives, distribute, use and display any portion of the Covered 2860786Sps * Code in any form, with the right to sublicense such rights; and 2960786Sps * 3060786Sps * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 3160786Sps * license (with the right to sublicense), under only those claims of Intel 3260786Sps * patents that are infringed by the Original Intel Code, to make, use, sell, 3360786Sps * offer to sell, and import the Covered Code and derivative works thereof 3460786Sps * solely to the minimum extent necessary to exercise the above copyright 3560786Sps * license, and in no event shall the patent license extend to any additions 3660786Sps * to or modifications of the Original Intel Code. No other license or right 3760786Sps * is granted directly or by implication, estoppel or otherwise; 3860786Sps * 3960786Sps * The above copyright and patent license is granted only if the following 4060786Sps * conditions are met: 4160786Sps * 4260786Sps * 3. Conditions 4360786Sps * 4460786Sps * 3.1. Redistribution of Source with Rights to Further Distribute Source. 4560786Sps * Redistribution of source code of any substantial portion of the Covered 4660786Sps * Code or modification with rights to further distribute source must include 4760786Sps * the above Copyright Notice, the above License, this list of Conditions, 4860786Sps * and the following Disclaimer and Export Compliance provision. In addition, 4960786Sps * Licensee must cause all Covered Code to which Licensee contributes to 5060786Sps * contain a file documenting the changes Licensee made to create that Covered 5160786Sps * Code and the date of any change. Licensee must include in that file the 5260786Sps * documentation of any changes made by any predecessor Licensee. Licensee 5360786Sps * must include a prominent statement that the modification is derived, 5460786Sps * directly or indirectly, from Original Intel Code. 5560786Sps * 5660786Sps * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 5760786Sps * Redistribution of source code of any substantial portion of the Covered 5860786Sps * Code or modification without rights to further distribute source must 5960786Sps * include the following Disclaimer and Export Compliance provision in the 6060786Sps * documentation and/or other materials provided with distribution. In 6160786Sps * addition, Licensee may not authorize further sublicense of source of any 6260786Sps * portion of the Covered Code, and must include terms to the effect that the 6360786Sps * license from Licensee to its licensee is limited to the intellectual 6460786Sps * property embodied in the software Licensee provides to its licensee, and 6560786Sps * not to intellectual property embodied in modifications its licensee may 6660786Sps * make. 6760786Sps * 6860786Sps * 3.3. Redistribution of Executable. Redistribution in executable form of any 6960786Sps * substantial portion of the Covered Code or modification must reproduce the 7060786Sps * above Copyright Notice, and the following Disclaimer and Export Compliance 7160786Sps * provision in the documentation and/or other materials provided with the 7260786Sps * distribution. 7360786Sps * 7460786Sps * 3.4. Intel retains all right, title, and interest in and to the Original 7560786Sps * Intel Code. 7660786Sps * 7760786Sps * 3.5. Neither the name Intel nor any other trademark owned or controlled by 7860786Sps * Intel shall be used in advertising or otherwise to promote the sale, use or 7960786Sps * other dealings in products derived from or relating to the Covered Code 8060786Sps * without prior written authorization from Intel. 8160786Sps * 8260786Sps * 4. Disclaimer and Export Compliance 8360786Sps * 8460786Sps * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 8560786Sps * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 8660786Sps * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 8760786Sps * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 8860786Sps * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 8960786Sps * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 9060786Sps * PARTICULAR PURPOSE. 9160786Sps * 9260786Sps * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 9360786Sps * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 9460786Sps * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 9560786Sps * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 9660786Sps * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 9760786Sps * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 9860786Sps * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 9960786Sps * LIMITED REMEDY. 10060786Sps * 10160786Sps * 4.3. Licensee shall not export, either directly or indirectly, any of this 10260786Sps * software or system incorporating such software without first obtaining any 10360786Sps * required license or other approval from the U. S. Department of Commerce or 10460786Sps * any other agency or department of the United States Government. In the 10560786Sps * event Licensee exports any such software from the United States or 10660786Sps * re-exports any such software from a foreign destination, Licensee shall 10760786Sps * ensure that the distribution and export/re-export of the software is in 10860786Sps * compliance with all laws, regulations, orders, or other restrictions of the 10960786Sps * U.S. Export Administration Regulations. Licensee agrees that neither it nor 11060786Sps * any of its subsidiaries will export/re-export any technical data, process, 11160786Sps * software, or service, directly or indirectly, to any country for which the 11260786Sps * United States government or any agency thereof requires an export license, 113161475Sdelphij * other governmental approval, or letter of assurance, without first obtaining 114161475Sdelphij * such license, approval or letter. 11560786Sps * 11660786Sps *****************************************************************************/ 11760786Sps 11860786Sps#ifndef _ACOBJECT_H 119161475Sdelphij#define _ACOBJECT_H 12060786Sps 12160786Sps/* acpisrc:StructDefs -- for acpisrc conversion */ 12260786Sps 12360786Sps 12460786Sps/* 12560786Sps * The ACPI_OPERAND_OBJECT is used to pass AML operands from the dispatcher 12660786Sps * to the interpreter, and to keep track of the various handlers such as 12760786Sps * address space handlers and notify handlers. The object is a constant 12860786Sps * size in order to allow it to be cached and reused. 12960786Sps * 13060786Sps * Note: The object is optimized to be aligned and will not work if it is 13160786Sps * byte-packed. 13260786Sps */ 13360786Sps#if ACPI_MACHINE_WIDTH == 64 13460786Sps#pragma pack(8) 13560786Sps#else 13660786Sps#pragma pack(4) 13760786Sps#endif 13860786Sps 13960786Sps/******************************************************************************* 14060786Sps * 14160786Sps * Common Descriptors 14260786Sps * 14360786Sps ******************************************************************************/ 14460786Sps 14560786Sps/* 14660786Sps * Common area for all objects. 14760786Sps * 14860786Sps * DescriptorType is used to differentiate between internal descriptors, and 14960786Sps * must be in the same place across all descriptors 15060786Sps * 15160786Sps * Note: The DescriptorType and Type fields must appear in the identical 15260786Sps * position in both the ACPI_NAMESPACE_NODE and ACPI_OPERAND_OBJECT 15360786Sps * structures. 15460786Sps */ 15560786Sps#define ACPI_OBJECT_COMMON_HEADER \ 15660786Sps union acpi_operand_object *NextObject; /* Objects linked to parent NS node */\ 157128345Stjr UINT8 DescriptorType; /* To differentiate various internal objs */\ 158128345Stjr UINT8 Type; /* ACPI_OBJECT_TYPE */\ 159128345Stjr UINT16 ReferenceCount; /* For object deletion management */\ 160128345Stjr UINT8 Flags; 161128345Stjr /* 162128345Stjr * Note: There are 3 bytes available here before the 16360786Sps * next natural alignment boundary (for both 32/64 cases) 16460786Sps */ 16560786Sps 16660786Sps/* Values for Flag byte above */ 16760786Sps 16860786Sps#define AOPOBJ_AML_CONSTANT 0x01 16960786Sps#define AOPOBJ_STATIC_POINTER 0x02 17060786Sps#define AOPOBJ_DATA_VALID 0x04 17160786Sps#define AOPOBJ_OBJECT_INITIALIZED 0x08 17260786Sps#define AOPOBJ_SETUP_COMPLETE 0x10 17360786Sps#define AOPOBJ_SINGLE_DATUM 0x20 17460786Sps#define AOPOBJ_INVALID 0x40 /* Used if host OS won't allow an OpRegion address */ 17560786Sps 17660786Sps 17760786Sps/****************************************************************************** 17860786Sps * 17989019Sps * Basic data types 18060786Sps * 18160786Sps *****************************************************************************/ 18260786Sps 18360786Spstypedef struct acpi_object_common 18460786Sps{ 18560786Sps ACPI_OBJECT_COMMON_HEADER 18660786Sps 18760786Sps} ACPI_OBJECT_COMMON; 18860786Sps 18960786Sps 19060786Spstypedef struct acpi_object_integer 19160786Sps{ 19260786Sps ACPI_OBJECT_COMMON_HEADER 19360786Sps UINT8 Fill[3]; /* Prevent warning on some compilers */ 19460786Sps ACPI_INTEGER Value; 19560786Sps 19660786Sps} ACPI_OBJECT_INTEGER; 19760786Sps 19860786Sps 19960786Sps/* 20060786Sps * Note: The String and Buffer object must be identical through the Pointer 20160786Sps * and length elements. There is code that depends on this. 20260786Sps * 20360786Sps * Fields common to both Strings and Buffers 20460786Sps */ 20560786Sps#define ACPI_COMMON_BUFFER_INFO(_Type) \ 20660786Sps _Type *Pointer; \ 20760786Sps UINT32 Length; 20860786Sps 20960786Sps 21060786Spstypedef struct acpi_object_string /* Null terminated, ASCII characters only */ 21160786Sps{ 21260786Sps ACPI_OBJECT_COMMON_HEADER 21360786Sps ACPI_COMMON_BUFFER_INFO (char) /* String in AML stream or allocated string */ 21460786Sps 21560786Sps} ACPI_OBJECT_STRING; 21660786Sps 21760786Sps 21860786Spstypedef struct acpi_object_buffer 21960786Sps{ 22060786Sps ACPI_OBJECT_COMMON_HEADER 22160786Sps ACPI_COMMON_BUFFER_INFO (UINT8) /* Buffer in AML stream or allocated buffer */ 22260786Sps UINT32 AmlLength; 22360786Sps UINT8 *AmlStart; 22460786Sps ACPI_NAMESPACE_NODE *Node; /* Link back to parent node */ 22560786Sps 22660786Sps} ACPI_OBJECT_BUFFER; 22760786Sps 22860786Sps 22960786Spstypedef struct acpi_object_package 23060786Sps{ 23160786Sps ACPI_OBJECT_COMMON_HEADER 23260786Sps ACPI_NAMESPACE_NODE *Node; /* Link back to parent node */ 23360786Sps union acpi_operand_object **Elements; /* Array of pointers to AcpiObjects */ 23460786Sps UINT8 *AmlStart; 23560786Sps UINT32 AmlLength; 23660786Sps UINT32 Count; /* # of elements in package */ 23760786Sps 23889019Sps} ACPI_OBJECT_PACKAGE; 23960786Sps 24060786Sps 24160786Sps/****************************************************************************** 24260786Sps * 24360786Sps * Complex data types 24460786Sps * 24560786Sps *****************************************************************************/ 24660786Sps 24760786Spstypedef struct acpi_object_event 24860786Sps{ 24960786Sps ACPI_OBJECT_COMMON_HEADER 25060786Sps ACPI_SEMAPHORE OsSemaphore; /* Actual OS synchronization object */ 25160786Sps 25260786Sps} ACPI_OBJECT_EVENT; 25389019Sps 25460786Sps 25560786Spstypedef struct acpi_object_mutex 25660786Sps{ 25760786Sps ACPI_OBJECT_COMMON_HEADER 25863128Sps UINT8 SyncLevel; /* 0-15, specified in Mutex() call */ 25963128Sps UINT16 AcquisitionDepth; /* Allow multiple Acquires, same thread */ 26063128Sps ACPI_MUTEX OsMutex; /* Actual OS synchronization object */ 26163128Sps ACPI_THREAD_ID ThreadId; /* Current owner of the mutex */ 26263128Sps struct acpi_thread_state *OwnerThread; /* Current owner of the mutex */ 26363128Sps union acpi_operand_object *Prev; /* Link for list of acquired mutexes */ 26463128Sps union acpi_operand_object *Next; /* Link for list of acquired mutexes */ 26560786Sps ACPI_NAMESPACE_NODE *Node; /* Containing namespace node */ 26660786Sps UINT8 OriginalSyncLevel; /* Owner's original sync level (0-15) */ 26760786Sps 26860786Sps} ACPI_OBJECT_MUTEX; 26960786Sps 27060786Sps 27160786Spstypedef struct acpi_object_region 27260786Sps{ 27360786Sps ACPI_OBJECT_COMMON_HEADER 274161475Sdelphij UINT8 SpaceId; 275221715Sdelphij ACPI_NAMESPACE_NODE *Node; /* Containing namespace node */ 276161475Sdelphij union acpi_operand_object *Handler; /* Handler for region access */ 27760786Sps union acpi_operand_object *Next; 27860786Sps ACPI_PHYSICAL_ADDRESS Address; 27960786Sps UINT32 Length; 280173682Sdelphij 281173682Sdelphij} ACPI_OBJECT_REGION; 282173682Sdelphij 28360786Sps 28460786Spstypedef struct acpi_object_method 28560786Sps{ 28660786Sps ACPI_OBJECT_COMMON_HEADER 28760786Sps UINT8 MethodFlags; 28860786Sps UINT8 ParamCount; 289221715Sdelphij UINT8 SyncLevel; 290221715Sdelphij union acpi_operand_object *Mutex; 291221715Sdelphij UINT8 *AmlStart; 29260786Sps ACPI_INTERNAL_METHOD Implementation; 293221715Sdelphij UINT32 AmlLength; 29460786Sps UINT8 ThreadCount; 29560786Sps ACPI_OWNER_ID OwnerId; 29660786Sps 29760786Sps} ACPI_OBJECT_METHOD; 29860786Sps 29960786Sps 30060786Sps/****************************************************************************** 30160786Sps * 30260786Sps * Objects that can be notified. All share a common NotifyInfo area. 30360786Sps * 30460786Sps *****************************************************************************/ 30560786Sps 30660786Sps/* 30760786Sps * Common fields for objects that support ASL notifications 30860786Sps */ 30960786Sps#define ACPI_COMMON_NOTIFY_INFO \ 31060786Sps union acpi_operand_object *SystemNotify; /* Handler for system notifies */\ 31160786Sps union acpi_operand_object *DeviceNotify; /* Handler for driver notifies */\ 31260786Sps union acpi_operand_object *Handler; /* Handler for Address space */ 31360786Sps 31460786Sps 31560786Spstypedef struct acpi_object_notify_common /* COMMON NOTIFY for POWER, PROCESSOR, DEVICE, and THERMAL */ 31660786Sps{ 31760786Sps ACPI_OBJECT_COMMON_HEADER 31860786Sps ACPI_COMMON_NOTIFY_INFO 31960786Sps 32060786Sps} ACPI_OBJECT_NOTIFY_COMMON; 32160786Sps 32260786Sps 32360786Spstypedef struct acpi_object_device 32460786Sps{ 32560786Sps ACPI_OBJECT_COMMON_HEADER 32660786Sps ACPI_COMMON_NOTIFY_INFO 32760786Sps ACPI_GPE_BLOCK_INFO *GpeBlock; 32860786Sps 32960786Sps} ACPI_OBJECT_DEVICE; 33060786Sps 33160786Sps 33260786Spstypedef struct acpi_object_power_resource 33360786Sps{ 33460786Sps ACPI_OBJECT_COMMON_HEADER 33560786Sps ACPI_COMMON_NOTIFY_INFO 33660786Sps UINT32 SystemLevel; 337221715Sdelphij UINT32 ResourceOrder; 338221715Sdelphij 339221715Sdelphij} ACPI_OBJECT_POWER_RESOURCE; 340 341 342typedef struct acpi_object_processor 343{ 344 ACPI_OBJECT_COMMON_HEADER 345 346 /* The next two fields take advantage of the 3-byte space before NOTIFY_INFO */ 347 348 UINT8 ProcId; 349 UINT8 Length; 350 ACPI_COMMON_NOTIFY_INFO 351 ACPI_IO_ADDRESS Address; 352 353} ACPI_OBJECT_PROCESSOR; 354 355 356typedef struct acpi_object_thermal_zone 357{ 358 ACPI_OBJECT_COMMON_HEADER 359 ACPI_COMMON_NOTIFY_INFO 360 361} ACPI_OBJECT_THERMAL_ZONE; 362 363 364/****************************************************************************** 365 * 366 * Fields. All share a common header/info field. 367 * 368 *****************************************************************************/ 369 370/* 371 * Common bitfield for the field objects 372 * "Field Datum" -- a datum from the actual field object 373 * "Buffer Datum" -- a datum from a user buffer, read from or to be written to the field 374 */ 375#define ACPI_COMMON_FIELD_INFO \ 376 UINT8 FieldFlags; /* Access, update, and lock bits */\ 377 UINT8 Attribute; /* From AccessAs keyword */\ 378 UINT8 AccessByteWidth; /* Read/Write size in bytes */\ 379 ACPI_NAMESPACE_NODE *Node; /* Link back to parent node */\ 380 UINT32 BitLength; /* Length of field in bits */\ 381 UINT32 BaseByteOffset; /* Byte offset within containing object */\ 382 UINT32 Value; /* Value to store into the Bank or Index register */\ 383 UINT8 StartFieldBitOffset;/* Bit offset within first field datum (0-63) */\ 384 UINT8 AccessBitWidth; /* Read/Write size in bits (8-64) */ 385 386 387typedef struct acpi_object_field_common /* COMMON FIELD (for BUFFER, REGION, BANK, and INDEX fields) */ 388{ 389 ACPI_OBJECT_COMMON_HEADER 390 ACPI_COMMON_FIELD_INFO 391 union acpi_operand_object *RegionObj; /* Parent Operation Region object (REGION/BANK fields only) */ 392 393} ACPI_OBJECT_FIELD_COMMON; 394 395 396typedef struct acpi_object_region_field 397{ 398 ACPI_OBJECT_COMMON_HEADER 399 ACPI_COMMON_FIELD_INFO 400 union acpi_operand_object *RegionObj; /* Containing OpRegion object */ 401 402} ACPI_OBJECT_REGION_FIELD; 403 404 405typedef struct acpi_object_bank_field 406{ 407 ACPI_OBJECT_COMMON_HEADER 408 ACPI_COMMON_FIELD_INFO 409 union acpi_operand_object *RegionObj; /* Containing OpRegion object */ 410 union acpi_operand_object *BankObj; /* BankSelect Register object */ 411 412} ACPI_OBJECT_BANK_FIELD; 413 414 415typedef struct acpi_object_index_field 416{ 417 ACPI_OBJECT_COMMON_HEADER 418 ACPI_COMMON_FIELD_INFO 419 420 /* 421 * No "RegionObj" pointer needed since the Index and Data registers 422 * are each field definitions unto themselves. 423 */ 424 union acpi_operand_object *IndexObj; /* Index register */ 425 union acpi_operand_object *DataObj; /* Data register */ 426 427} ACPI_OBJECT_INDEX_FIELD; 428 429 430/* The BufferField is different in that it is part of a Buffer, not an OpRegion */ 431 432typedef struct acpi_object_buffer_field 433{ 434 ACPI_OBJECT_COMMON_HEADER 435 ACPI_COMMON_FIELD_INFO 436 union acpi_operand_object *BufferObj; /* Containing Buffer object */ 437 438} ACPI_OBJECT_BUFFER_FIELD; 439 440 441/****************************************************************************** 442 * 443 * Objects for handlers 444 * 445 *****************************************************************************/ 446 447typedef struct acpi_object_notify_handler 448{ 449 ACPI_OBJECT_COMMON_HEADER 450 ACPI_NAMESPACE_NODE *Node; /* Parent device */ 451 ACPI_NOTIFY_HANDLER Handler; 452 void *Context; 453 454} ACPI_OBJECT_NOTIFY_HANDLER; 455 456 457typedef struct acpi_object_addr_handler 458{ 459 ACPI_OBJECT_COMMON_HEADER 460 UINT8 SpaceId; 461 UINT8 HandlerFlags; 462 ACPI_ADR_SPACE_HANDLER Handler; 463 ACPI_NAMESPACE_NODE *Node; /* Parent device */ 464 void *Context; 465 ACPI_ADR_SPACE_SETUP Setup; 466 union acpi_operand_object *RegionList; /* regions using this handler */ 467 union acpi_operand_object *Next; 468 469} ACPI_OBJECT_ADDR_HANDLER; 470 471/* Flags for address handler (HandlerFlags) */ 472 473#define ACPI_ADDR_HANDLER_DEFAULT_INSTALLED 0x01 474 475 476/****************************************************************************** 477 * 478 * Special internal objects 479 * 480 *****************************************************************************/ 481 482/* 483 * The Reference object type is used for these opcodes: 484 * Arg[0-6], Local[0-7], IndexOp, NameOp, ZeroOp, OneOp, OnesOp, DebugOp 485 */ 486typedef struct acpi_object_reference 487{ 488 ACPI_OBJECT_COMMON_HEADER 489 UINT8 TargetType; /* Used for IndexOp */ 490 UINT16 Opcode; 491 void *Object; /* NameOp=>HANDLE to obj, IndexOp=>ACPI_OPERAND_OBJECT */ 492 ACPI_NAMESPACE_NODE *Node; 493 union acpi_operand_object **Where; 494 UINT32 Offset; /* Used for ArgOp, LocalOp, and IndexOp */ 495 496} ACPI_OBJECT_REFERENCE; 497 498 499/* 500 * Extra object is used as additional storage for types that 501 * have AML code in their declarations (TermArgs) that must be 502 * evaluated at run time. 503 * 504 * Currently: Region and FieldUnit types 505 */ 506typedef struct acpi_object_extra 507{ 508 ACPI_OBJECT_COMMON_HEADER 509 ACPI_NAMESPACE_NODE *Method_REG; /* _REG method for this region (if any) */ 510 void *RegionContext; /* Region-specific data */ 511 UINT8 *AmlStart; 512 UINT32 AmlLength; 513 514} ACPI_OBJECT_EXTRA; 515 516 517/* Additional data that can be attached to namespace nodes */ 518 519typedef struct acpi_object_data 520{ 521 ACPI_OBJECT_COMMON_HEADER 522 ACPI_OBJECT_HANDLER Handler; 523 void *Pointer; 524 525} ACPI_OBJECT_DATA; 526 527 528/* Structure used when objects are cached for reuse */ 529 530typedef struct acpi_object_cache_list 531{ 532 ACPI_OBJECT_COMMON_HEADER 533 union acpi_operand_object *Next; /* Link for object cache and internal lists*/ 534 535} ACPI_OBJECT_CACHE_LIST; 536 537 538/****************************************************************************** 539 * 540 * ACPI_OPERAND_OBJECT Descriptor - a giant union of all of the above 541 * 542 *****************************************************************************/ 543 544typedef union acpi_operand_object 545{ 546 ACPI_OBJECT_COMMON Common; 547 ACPI_OBJECT_INTEGER Integer; 548 ACPI_OBJECT_STRING String; 549 ACPI_OBJECT_BUFFER Buffer; 550 ACPI_OBJECT_PACKAGE Package; 551 ACPI_OBJECT_EVENT Event; 552 ACPI_OBJECT_METHOD Method; 553 ACPI_OBJECT_MUTEX Mutex; 554 ACPI_OBJECT_REGION Region; 555 ACPI_OBJECT_NOTIFY_COMMON CommonNotify; 556 ACPI_OBJECT_DEVICE Device; 557 ACPI_OBJECT_POWER_RESOURCE PowerResource; 558 ACPI_OBJECT_PROCESSOR Processor; 559 ACPI_OBJECT_THERMAL_ZONE ThermalZone; 560 ACPI_OBJECT_FIELD_COMMON CommonField; 561 ACPI_OBJECT_REGION_FIELD Field; 562 ACPI_OBJECT_BUFFER_FIELD BufferField; 563 ACPI_OBJECT_BANK_FIELD BankField; 564 ACPI_OBJECT_INDEX_FIELD IndexField; 565 ACPI_OBJECT_NOTIFY_HANDLER Notify; 566 ACPI_OBJECT_ADDR_HANDLER AddressSpace; 567 ACPI_OBJECT_REFERENCE Reference; 568 ACPI_OBJECT_EXTRA Extra; 569 ACPI_OBJECT_DATA Data; 570 ACPI_OBJECT_CACHE_LIST Cache; 571 572} ACPI_OPERAND_OBJECT; 573 574 575/****************************************************************************** 576 * 577 * ACPI_DESCRIPTOR - objects that share a common descriptor identifier 578 * 579 *****************************************************************************/ 580 581/* Object descriptor types */ 582 583#define ACPI_DESC_TYPE_CACHED 0x01 /* Used only when object is cached */ 584#define ACPI_DESC_TYPE_STATE 0x02 585#define ACPI_DESC_TYPE_STATE_UPDATE 0x03 586#define ACPI_DESC_TYPE_STATE_PACKAGE 0x04 587#define ACPI_DESC_TYPE_STATE_CONTROL 0x05 588#define ACPI_DESC_TYPE_STATE_RPSCOPE 0x06 589#define ACPI_DESC_TYPE_STATE_PSCOPE 0x07 590#define ACPI_DESC_TYPE_STATE_WSCOPE 0x08 591#define ACPI_DESC_TYPE_STATE_RESULT 0x09 592#define ACPI_DESC_TYPE_STATE_NOTIFY 0x0A 593#define ACPI_DESC_TYPE_STATE_THREAD 0x0B 594#define ACPI_DESC_TYPE_WALK 0x0C 595#define ACPI_DESC_TYPE_PARSER 0x0D 596#define ACPI_DESC_TYPE_OPERAND 0x0E 597#define ACPI_DESC_TYPE_NAMED 0x0F 598#define ACPI_DESC_TYPE_MAX 0x0F 599 600 601typedef struct acpi_common_descriptor 602{ 603 void *CommonPointer; 604 UINT8 DescriptorType; /* To differentiate various internal objs */ 605 606} ACPI_COMMON_DESCRIPTOR; 607 608typedef union acpi_descriptor 609{ 610 ACPI_COMMON_DESCRIPTOR Common; 611 ACPI_OPERAND_OBJECT Object; 612 ACPI_NAMESPACE_NODE Node; 613 ACPI_PARSE_OBJECT Op; 614 615} ACPI_DESCRIPTOR; 616 617#pragma pack() 618 619#endif /* _ACOBJECT_H */ 620