xref: /illumos-gate/usr/src/uts/intel/sys/acpi/acobject.h (revision 30082d0c)
17c478bd9Sstevel@tonic-gate 
27c478bd9Sstevel@tonic-gate /******************************************************************************
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * Name: acobject.h - Definition of ACPI_OPERAND_OBJECT  (Internal object only)
5*30082d0cSmyers  *       $Revision: 1.133 $
67c478bd9Sstevel@tonic-gate  *
77c478bd9Sstevel@tonic-gate  *****************************************************************************/
87c478bd9Sstevel@tonic-gate 
97c478bd9Sstevel@tonic-gate /******************************************************************************
107c478bd9Sstevel@tonic-gate  *
117c478bd9Sstevel@tonic-gate  * 1. Copyright Notice
127c478bd9Sstevel@tonic-gate  *
13*30082d0cSmyers  * Some or all of this work - Copyright (c) 1999 - 2006, Intel Corp.
147c478bd9Sstevel@tonic-gate  * All rights reserved.
157c478bd9Sstevel@tonic-gate  *
167c478bd9Sstevel@tonic-gate  * 2. License
177c478bd9Sstevel@tonic-gate  *
187c478bd9Sstevel@tonic-gate  * 2.1. This is your license from Intel Corp. under its intellectual property
197c478bd9Sstevel@tonic-gate  * rights.  You may have additional license terms from the party that provided
207c478bd9Sstevel@tonic-gate  * you this software, covering your right to use that party's intellectual
217c478bd9Sstevel@tonic-gate  * property rights.
227c478bd9Sstevel@tonic-gate  *
237c478bd9Sstevel@tonic-gate  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
247c478bd9Sstevel@tonic-gate  * copy of the source code appearing in this file ("Covered Code") an
257c478bd9Sstevel@tonic-gate  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
267c478bd9Sstevel@tonic-gate  * base code distributed originally by Intel ("Original Intel Code") to copy,
277c478bd9Sstevel@tonic-gate  * make derivatives, distribute, use and display any portion of the Covered
287c478bd9Sstevel@tonic-gate  * Code in any form, with the right to sublicense such rights; and
297c478bd9Sstevel@tonic-gate  *
307c478bd9Sstevel@tonic-gate  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
317c478bd9Sstevel@tonic-gate  * license (with the right to sublicense), under only those claims of Intel
327c478bd9Sstevel@tonic-gate  * patents that are infringed by the Original Intel Code, to make, use, sell,
337c478bd9Sstevel@tonic-gate  * offer to sell, and import the Covered Code and derivative works thereof
347c478bd9Sstevel@tonic-gate  * solely to the minimum extent necessary to exercise the above copyright
357c478bd9Sstevel@tonic-gate  * license, and in no event shall the patent license extend to any additions
367c478bd9Sstevel@tonic-gate  * to or modifications of the Original Intel Code.  No other license or right
377c478bd9Sstevel@tonic-gate  * is granted directly or by implication, estoppel or otherwise;
387c478bd9Sstevel@tonic-gate  *
397c478bd9Sstevel@tonic-gate  * The above copyright and patent license is granted only if the following
407c478bd9Sstevel@tonic-gate  * conditions are met:
417c478bd9Sstevel@tonic-gate  *
427c478bd9Sstevel@tonic-gate  * 3. Conditions
437c478bd9Sstevel@tonic-gate  *
447c478bd9Sstevel@tonic-gate  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
457c478bd9Sstevel@tonic-gate  * Redistribution of source code of any substantial portion of the Covered
467c478bd9Sstevel@tonic-gate  * Code or modification with rights to further distribute source must include
477c478bd9Sstevel@tonic-gate  * the above Copyright Notice, the above License, this list of Conditions,
487c478bd9Sstevel@tonic-gate  * and the following Disclaimer and Export Compliance provision.  In addition,
497c478bd9Sstevel@tonic-gate  * Licensee must cause all Covered Code to which Licensee contributes to
507c478bd9Sstevel@tonic-gate  * contain a file documenting the changes Licensee made to create that Covered
517c478bd9Sstevel@tonic-gate  * Code and the date of any change.  Licensee must include in that file the
527c478bd9Sstevel@tonic-gate  * documentation of any changes made by any predecessor Licensee.  Licensee
537c478bd9Sstevel@tonic-gate  * must include a prominent statement that the modification is derived,
547c478bd9Sstevel@tonic-gate  * directly or indirectly, from Original Intel Code.
557c478bd9Sstevel@tonic-gate  *
567c478bd9Sstevel@tonic-gate  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
577c478bd9Sstevel@tonic-gate  * Redistribution of source code of any substantial portion of the Covered
587c478bd9Sstevel@tonic-gate  * Code or modification without rights to further distribute source must
597c478bd9Sstevel@tonic-gate  * include the following Disclaimer and Export Compliance provision in the
607c478bd9Sstevel@tonic-gate  * documentation and/or other materials provided with distribution.  In
617c478bd9Sstevel@tonic-gate  * addition, Licensee may not authorize further sublicense of source of any
627c478bd9Sstevel@tonic-gate  * portion of the Covered Code, and must include terms to the effect that the
637c478bd9Sstevel@tonic-gate  * license from Licensee to its licensee is limited to the intellectual
647c478bd9Sstevel@tonic-gate  * property embodied in the software Licensee provides to its licensee, and
657c478bd9Sstevel@tonic-gate  * not to intellectual property embodied in modifications its licensee may
667c478bd9Sstevel@tonic-gate  * make.
677c478bd9Sstevel@tonic-gate  *
687c478bd9Sstevel@tonic-gate  * 3.3. Redistribution of Executable. Redistribution in executable form of any
697c478bd9Sstevel@tonic-gate  * substantial portion of the Covered Code or modification must reproduce the
707c478bd9Sstevel@tonic-gate  * above Copyright Notice, and the following Disclaimer and Export Compliance
717c478bd9Sstevel@tonic-gate  * provision in the documentation and/or other materials provided with the
727c478bd9Sstevel@tonic-gate  * distribution.
737c478bd9Sstevel@tonic-gate  *
747c478bd9Sstevel@tonic-gate  * 3.4. Intel retains all right, title, and interest in and to the Original
757c478bd9Sstevel@tonic-gate  * Intel Code.
767c478bd9Sstevel@tonic-gate  *
777c478bd9Sstevel@tonic-gate  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
787c478bd9Sstevel@tonic-gate  * Intel shall be used in advertising or otherwise to promote the sale, use or
797c478bd9Sstevel@tonic-gate  * other dealings in products derived from or relating to the Covered Code
807c478bd9Sstevel@tonic-gate  * without prior written authorization from Intel.
817c478bd9Sstevel@tonic-gate  *
827c478bd9Sstevel@tonic-gate  * 4. Disclaimer and Export Compliance
837c478bd9Sstevel@tonic-gate  *
847c478bd9Sstevel@tonic-gate  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
857c478bd9Sstevel@tonic-gate  * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
867c478bd9Sstevel@tonic-gate  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,
877c478bd9Sstevel@tonic-gate  * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY
887c478bd9Sstevel@tonic-gate  * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY
897c478bd9Sstevel@tonic-gate  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
907c478bd9Sstevel@tonic-gate  * PARTICULAR PURPOSE.
917c478bd9Sstevel@tonic-gate  *
927c478bd9Sstevel@tonic-gate  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
937c478bd9Sstevel@tonic-gate  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
947c478bd9Sstevel@tonic-gate  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
957c478bd9Sstevel@tonic-gate  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
967c478bd9Sstevel@tonic-gate  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
977c478bd9Sstevel@tonic-gate  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS
987c478bd9Sstevel@tonic-gate  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
997c478bd9Sstevel@tonic-gate  * LIMITED REMEDY.
1007c478bd9Sstevel@tonic-gate  *
1017c478bd9Sstevel@tonic-gate  * 4.3. Licensee shall not export, either directly or indirectly, any of this
1027c478bd9Sstevel@tonic-gate  * software or system incorporating such software without first obtaining any
1037c478bd9Sstevel@tonic-gate  * required license or other approval from the U. S. Department of Commerce or
1047c478bd9Sstevel@tonic-gate  * any other agency or department of the United States Government.  In the
1057c478bd9Sstevel@tonic-gate  * event Licensee exports any such software from the United States or
1067c478bd9Sstevel@tonic-gate  * re-exports any such software from a foreign destination, Licensee shall
1077c478bd9Sstevel@tonic-gate  * ensure that the distribution and export/re-export of the software is in
1087c478bd9Sstevel@tonic-gate  * compliance with all laws, regulations, orders, or other restrictions of the
1097c478bd9Sstevel@tonic-gate  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
1107c478bd9Sstevel@tonic-gate  * any of its subsidiaries will export/re-export any technical data, process,
1117c478bd9Sstevel@tonic-gate  * software, or service, directly or indirectly, to any country for which the
1127c478bd9Sstevel@tonic-gate  * United States government or any agency thereof requires an export license,
1137c478bd9Sstevel@tonic-gate  * other governmental approval, or letter of assurance, without first obtaining
1147c478bd9Sstevel@tonic-gate  * such license, approval or letter.
1157c478bd9Sstevel@tonic-gate  *
1167c478bd9Sstevel@tonic-gate  *****************************************************************************/
1177c478bd9Sstevel@tonic-gate 
1187c478bd9Sstevel@tonic-gate #ifndef _ACOBJECT_H
1197c478bd9Sstevel@tonic-gate #define _ACOBJECT_H
1207c478bd9Sstevel@tonic-gate 
1217c478bd9Sstevel@tonic-gate 
1227c478bd9Sstevel@tonic-gate /*
1237c478bd9Sstevel@tonic-gate  * The ACPI_OPERAND_OBJECT  is used to pass AML operands from the dispatcher
1247c478bd9Sstevel@tonic-gate  * to the interpreter, and to keep track of the various handlers such as
1257c478bd9Sstevel@tonic-gate  * address space handlers and notify handlers.  The object is a constant
1267c478bd9Sstevel@tonic-gate  * size in order to allow it to be cached and reused.
1277c478bd9Sstevel@tonic-gate  */
1287c478bd9Sstevel@tonic-gate 
1297c478bd9Sstevel@tonic-gate /*******************************************************************************
1307c478bd9Sstevel@tonic-gate  *
1317c478bd9Sstevel@tonic-gate  * Common Descriptors
1327c478bd9Sstevel@tonic-gate  *
1337c478bd9Sstevel@tonic-gate  ******************************************************************************/
1347c478bd9Sstevel@tonic-gate 
1357c478bd9Sstevel@tonic-gate /*
1367c478bd9Sstevel@tonic-gate  * Common area for all objects.
1377c478bd9Sstevel@tonic-gate  *
1387c478bd9Sstevel@tonic-gate  * DataType is used to differentiate between internal descriptors, and MUST
1397c478bd9Sstevel@tonic-gate  * be the first byte in this structure.
1407c478bd9Sstevel@tonic-gate  */
1417c478bd9Sstevel@tonic-gate #define ACPI_OBJECT_COMMON_HEADER   /* SIZE/ALIGNMENT: 32 bits, one ptr plus trailing 8-bit flag */\
1427c478bd9Sstevel@tonic-gate     UINT8                           Descriptor;         /* To differentiate various internal objs */\
1437c478bd9Sstevel@tonic-gate     UINT8                           Type;               /* ACPI_OBJECT_TYPE */\
1447c478bd9Sstevel@tonic-gate     UINT16                          ReferenceCount;     /* For object deletion management */\
1457c478bd9Sstevel@tonic-gate     union acpi_operand_object       *NextObject;        /* Objects linked to parent NS node */\
146*30082d0cSmyers     UINT8                           Flags;
1477c478bd9Sstevel@tonic-gate 
1487c478bd9Sstevel@tonic-gate /* Values for flag byte above */
1497c478bd9Sstevel@tonic-gate 
1507c478bd9Sstevel@tonic-gate #define AOPOBJ_AML_CONSTANT         0x01
1517c478bd9Sstevel@tonic-gate #define AOPOBJ_STATIC_POINTER       0x02
1527c478bd9Sstevel@tonic-gate #define AOPOBJ_DATA_VALID           0x04
1537c478bd9Sstevel@tonic-gate #define AOPOBJ_OBJECT_INITIALIZED   0x08
1547c478bd9Sstevel@tonic-gate #define AOPOBJ_SETUP_COMPLETE       0x10
1557c478bd9Sstevel@tonic-gate #define AOPOBJ_SINGLE_DATUM         0x20
1567c478bd9Sstevel@tonic-gate 
1577c478bd9Sstevel@tonic-gate 
1587c478bd9Sstevel@tonic-gate /*
1597c478bd9Sstevel@tonic-gate  * Common bitfield for the field objects
1607c478bd9Sstevel@tonic-gate  * "Field Datum"  -- a datum from the actual field object
1617c478bd9Sstevel@tonic-gate  * "Buffer Datum" -- a datum from a user buffer, read from or to be written to the field
1627c478bd9Sstevel@tonic-gate  */
1637c478bd9Sstevel@tonic-gate #define ACPI_COMMON_FIELD_INFO      /* SIZE/ALIGNMENT: 24 bits + three 32-bit values */\
1647c478bd9Sstevel@tonic-gate     UINT8                           FieldFlags;         /* Access, update, and lock bits */\
1657c478bd9Sstevel@tonic-gate     UINT8                           Attribute;          /* From AccessAs keyword */\
1667c478bd9Sstevel@tonic-gate     UINT8                           AccessByteWidth;    /* Read/Write size in bytes */\
1677c478bd9Sstevel@tonic-gate     UINT32                          BitLength;          /* Length of field in bits */\
1687c478bd9Sstevel@tonic-gate     UINT32                          BaseByteOffset;     /* Byte offset within containing object */\
1697c478bd9Sstevel@tonic-gate     UINT8                           StartFieldBitOffset;/* Bit offset within first field datum (0-63) */\
1707c478bd9Sstevel@tonic-gate     UINT8                           AccessBitWidth;     /* Read/Write size in bits (8-64) */\
1717c478bd9Sstevel@tonic-gate     UINT32                          Value;              /* Value to store into the Bank or Index register */\
1727c478bd9Sstevel@tonic-gate     ACPI_NAMESPACE_NODE             *Node;              /* Link back to parent node */
1737c478bd9Sstevel@tonic-gate 
1747c478bd9Sstevel@tonic-gate 
1757c478bd9Sstevel@tonic-gate /*
1767c478bd9Sstevel@tonic-gate  * Fields common to both Strings and Buffers
1777c478bd9Sstevel@tonic-gate  */
1787c478bd9Sstevel@tonic-gate #define ACPI_COMMON_BUFFER_INFO \
1797c478bd9Sstevel@tonic-gate     UINT32                          Length;
1807c478bd9Sstevel@tonic-gate 
1817c478bd9Sstevel@tonic-gate 
1827c478bd9Sstevel@tonic-gate /*
1837c478bd9Sstevel@tonic-gate  * Common fields for objects that support ASL notifications
1847c478bd9Sstevel@tonic-gate  */
1857c478bd9Sstevel@tonic-gate #define ACPI_COMMON_NOTIFY_INFO \
1867c478bd9Sstevel@tonic-gate     union acpi_operand_object       *SystemNotify;      /* Handler for system notifies */\
1877c478bd9Sstevel@tonic-gate     union acpi_operand_object       *DeviceNotify;      /* Handler for driver notifies */\
1887c478bd9Sstevel@tonic-gate     union acpi_operand_object       *Handler;           /* Handler for Address space */
1897c478bd9Sstevel@tonic-gate 
1907c478bd9Sstevel@tonic-gate 
1917c478bd9Sstevel@tonic-gate /******************************************************************************
1927c478bd9Sstevel@tonic-gate  *
1937c478bd9Sstevel@tonic-gate  * Basic data types
1947c478bd9Sstevel@tonic-gate  *
1957c478bd9Sstevel@tonic-gate  *****************************************************************************/
1967c478bd9Sstevel@tonic-gate 
1977c478bd9Sstevel@tonic-gate typedef struct acpi_object_common
1987c478bd9Sstevel@tonic-gate {
1997c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
2007c478bd9Sstevel@tonic-gate 
2017c478bd9Sstevel@tonic-gate } ACPI_OBJECT_COMMON;
2027c478bd9Sstevel@tonic-gate 
2037c478bd9Sstevel@tonic-gate 
2047c478bd9Sstevel@tonic-gate typedef struct acpi_object_integer
2057c478bd9Sstevel@tonic-gate {
2067c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
2077c478bd9Sstevel@tonic-gate     ACPI_INTEGER                    Value;
2087c478bd9Sstevel@tonic-gate 
2097c478bd9Sstevel@tonic-gate } ACPI_OBJECT_INTEGER;
2107c478bd9Sstevel@tonic-gate 
2117c478bd9Sstevel@tonic-gate 
2127c478bd9Sstevel@tonic-gate /*
2137c478bd9Sstevel@tonic-gate  * Note: The String and Buffer object must be identical through the Pointer
2147c478bd9Sstevel@tonic-gate  * element.  There is code that depends on this.
2157c478bd9Sstevel@tonic-gate  */
2167c478bd9Sstevel@tonic-gate typedef struct acpi_object_string   /* Null terminated, ASCII characters only */
2177c478bd9Sstevel@tonic-gate {
2187c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
2197c478bd9Sstevel@tonic-gate     ACPI_COMMON_BUFFER_INFO
2207c478bd9Sstevel@tonic-gate     char                            *Pointer;           /* String in AML stream or allocated string */
2217c478bd9Sstevel@tonic-gate 
2227c478bd9Sstevel@tonic-gate } ACPI_OBJECT_STRING;
2237c478bd9Sstevel@tonic-gate 
2247c478bd9Sstevel@tonic-gate 
2257c478bd9Sstevel@tonic-gate typedef struct acpi_object_buffer
2267c478bd9Sstevel@tonic-gate {
2277c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
2287c478bd9Sstevel@tonic-gate     ACPI_COMMON_BUFFER_INFO
2297c478bd9Sstevel@tonic-gate     UINT8                           *Pointer;           /* Buffer in AML stream or allocated buffer */
2307c478bd9Sstevel@tonic-gate     ACPI_NAMESPACE_NODE             *Node;              /* Link back to parent node */
2317c478bd9Sstevel@tonic-gate     UINT8                           *AmlStart;
2327c478bd9Sstevel@tonic-gate     UINT32                          AmlLength;
2337c478bd9Sstevel@tonic-gate 
2347c478bd9Sstevel@tonic-gate } ACPI_OBJECT_BUFFER;
2357c478bd9Sstevel@tonic-gate 
2367c478bd9Sstevel@tonic-gate 
2377c478bd9Sstevel@tonic-gate typedef struct acpi_object_package
2387c478bd9Sstevel@tonic-gate {
2397c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
2407c478bd9Sstevel@tonic-gate 
2417c478bd9Sstevel@tonic-gate     UINT32                          Count;              /* # of elements in package */
2427c478bd9Sstevel@tonic-gate     UINT32                          AmlLength;
2437c478bd9Sstevel@tonic-gate     UINT8                           *AmlStart;
2447c478bd9Sstevel@tonic-gate     ACPI_NAMESPACE_NODE             *Node;              /* Link back to parent node */
2457c478bd9Sstevel@tonic-gate     union acpi_operand_object       **Elements;         /* Array of pointers to AcpiObjects */
2467c478bd9Sstevel@tonic-gate 
2477c478bd9Sstevel@tonic-gate } ACPI_OBJECT_PACKAGE;
2487c478bd9Sstevel@tonic-gate 
2497c478bd9Sstevel@tonic-gate 
2507c478bd9Sstevel@tonic-gate /******************************************************************************
2517c478bd9Sstevel@tonic-gate  *
2527c478bd9Sstevel@tonic-gate  * Complex data types
2537c478bd9Sstevel@tonic-gate  *
2547c478bd9Sstevel@tonic-gate  *****************************************************************************/
2557c478bd9Sstevel@tonic-gate 
2567c478bd9Sstevel@tonic-gate typedef struct acpi_object_event
2577c478bd9Sstevel@tonic-gate {
2587c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
2597c478bd9Sstevel@tonic-gate     void                            *Semaphore;
2607c478bd9Sstevel@tonic-gate 
2617c478bd9Sstevel@tonic-gate } ACPI_OBJECT_EVENT;
2627c478bd9Sstevel@tonic-gate 
2637c478bd9Sstevel@tonic-gate 
2647c478bd9Sstevel@tonic-gate #define ACPI_INFINITE_CONCURRENCY   0xFF
2657c478bd9Sstevel@tonic-gate 
2667c478bd9Sstevel@tonic-gate typedef
2677c478bd9Sstevel@tonic-gate ACPI_STATUS (*ACPI_INTERNAL_METHOD) (
2687c478bd9Sstevel@tonic-gate     struct acpi_walk_state  *WalkState);
2697c478bd9Sstevel@tonic-gate 
2707c478bd9Sstevel@tonic-gate typedef struct acpi_object_method
2717c478bd9Sstevel@tonic-gate {
2727c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
2737c478bd9Sstevel@tonic-gate     UINT8                           MethodFlags;
2747c478bd9Sstevel@tonic-gate     UINT8                           ParamCount;
2757c478bd9Sstevel@tonic-gate     UINT32                          AmlLength;
2767c478bd9Sstevel@tonic-gate     void                            *Semaphore;
2777c478bd9Sstevel@tonic-gate     UINT8                           *AmlStart;
2787c478bd9Sstevel@tonic-gate     ACPI_INTERNAL_METHOD            Implementation;
2797c478bd9Sstevel@tonic-gate     UINT8                           Concurrency;
2807c478bd9Sstevel@tonic-gate     UINT8                           ThreadCount;
281450d6964Smyers     ACPI_OWNER_ID                   OwnerId;
2827c478bd9Sstevel@tonic-gate 
2837c478bd9Sstevel@tonic-gate } ACPI_OBJECT_METHOD;
2847c478bd9Sstevel@tonic-gate 
2857c478bd9Sstevel@tonic-gate 
2867c478bd9Sstevel@tonic-gate typedef struct acpi_object_mutex
2877c478bd9Sstevel@tonic-gate {
2887c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
2897c478bd9Sstevel@tonic-gate     UINT8                           SyncLevel;          /* 0-15, specified in Mutex() call */
2907c478bd9Sstevel@tonic-gate     UINT16                          AcquisitionDepth;   /* Allow multiple Acquires, same thread */
2917c478bd9Sstevel@tonic-gate     struct acpi_thread_state        *OwnerThread;       /* Current owner of the mutex */
2927c478bd9Sstevel@tonic-gate     void                            *Semaphore;         /* Actual OS synchronization object */
2937c478bd9Sstevel@tonic-gate     union acpi_operand_object       *Prev;              /* Link for list of acquired mutexes */
2947c478bd9Sstevel@tonic-gate     union acpi_operand_object       *Next;              /* Link for list of acquired mutexes */
2957c478bd9Sstevel@tonic-gate     ACPI_NAMESPACE_NODE             *Node;              /* Containing namespace node */
2967c478bd9Sstevel@tonic-gate     UINT8                           OriginalSyncLevel;  /* Owner's original sync level (0-15) */
2977c478bd9Sstevel@tonic-gate 
2987c478bd9Sstevel@tonic-gate } ACPI_OBJECT_MUTEX;
2997c478bd9Sstevel@tonic-gate 
3007c478bd9Sstevel@tonic-gate 
3017c478bd9Sstevel@tonic-gate typedef struct acpi_object_region
3027c478bd9Sstevel@tonic-gate {
3037c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
3047c478bd9Sstevel@tonic-gate 
3057c478bd9Sstevel@tonic-gate     UINT8                           SpaceId;
3067c478bd9Sstevel@tonic-gate     union acpi_operand_object       *Handler;           /* Handler for region access */
3077c478bd9Sstevel@tonic-gate     ACPI_NAMESPACE_NODE             *Node;              /* Containing namespace node */
3087c478bd9Sstevel@tonic-gate     union acpi_operand_object       *Next;
3097c478bd9Sstevel@tonic-gate     UINT32                          Length;
3107c478bd9Sstevel@tonic-gate     ACPI_PHYSICAL_ADDRESS           Address;
3117c478bd9Sstevel@tonic-gate 
3127c478bd9Sstevel@tonic-gate } ACPI_OBJECT_REGION;
3137c478bd9Sstevel@tonic-gate 
3147c478bd9Sstevel@tonic-gate 
3157c478bd9Sstevel@tonic-gate /******************************************************************************
3167c478bd9Sstevel@tonic-gate  *
3177c478bd9Sstevel@tonic-gate  * Objects that can be notified.  All share a common NotifyInfo area.
3187c478bd9Sstevel@tonic-gate  *
3197c478bd9Sstevel@tonic-gate  *****************************************************************************/
3207c478bd9Sstevel@tonic-gate 
3217c478bd9Sstevel@tonic-gate typedef struct acpi_object_notify_common    /* COMMON NOTIFY for POWER, PROCESSOR, DEVICE, and THERMAL */
3227c478bd9Sstevel@tonic-gate {
3237c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
3247c478bd9Sstevel@tonic-gate     ACPI_COMMON_NOTIFY_INFO
3257c478bd9Sstevel@tonic-gate 
3267c478bd9Sstevel@tonic-gate } ACPI_OBJECT_NOTIFY_COMMON;
3277c478bd9Sstevel@tonic-gate 
3287c478bd9Sstevel@tonic-gate 
3297c478bd9Sstevel@tonic-gate typedef struct acpi_object_device
3307c478bd9Sstevel@tonic-gate {
3317c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
3327c478bd9Sstevel@tonic-gate     ACPI_COMMON_NOTIFY_INFO
3337c478bd9Sstevel@tonic-gate     ACPI_GPE_BLOCK_INFO             *GpeBlock;
3347c478bd9Sstevel@tonic-gate 
3357c478bd9Sstevel@tonic-gate } ACPI_OBJECT_DEVICE;
3367c478bd9Sstevel@tonic-gate 
3377c478bd9Sstevel@tonic-gate 
3387c478bd9Sstevel@tonic-gate typedef struct acpi_object_power_resource
3397c478bd9Sstevel@tonic-gate {
3407c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
3417c478bd9Sstevel@tonic-gate     ACPI_COMMON_NOTIFY_INFO
3427c478bd9Sstevel@tonic-gate     UINT32                          SystemLevel;
3437c478bd9Sstevel@tonic-gate     UINT32                          ResourceOrder;
3447c478bd9Sstevel@tonic-gate 
3457c478bd9Sstevel@tonic-gate } ACPI_OBJECT_POWER_RESOURCE;
3467c478bd9Sstevel@tonic-gate 
3477c478bd9Sstevel@tonic-gate 
3487c478bd9Sstevel@tonic-gate typedef struct acpi_object_processor
3497c478bd9Sstevel@tonic-gate {
3507c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
3517c478bd9Sstevel@tonic-gate     ACPI_COMMON_NOTIFY_INFO
3527c478bd9Sstevel@tonic-gate     UINT32                          ProcId;
3537c478bd9Sstevel@tonic-gate     UINT32                          Length;
3547c478bd9Sstevel@tonic-gate     ACPI_IO_ADDRESS                 Address;
3557c478bd9Sstevel@tonic-gate 
3567c478bd9Sstevel@tonic-gate } ACPI_OBJECT_PROCESSOR;
3577c478bd9Sstevel@tonic-gate 
3587c478bd9Sstevel@tonic-gate 
3597c478bd9Sstevel@tonic-gate typedef struct acpi_object_thermal_zone
3607c478bd9Sstevel@tonic-gate {
3617c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
3627c478bd9Sstevel@tonic-gate     ACPI_COMMON_NOTIFY_INFO
3637c478bd9Sstevel@tonic-gate 
3647c478bd9Sstevel@tonic-gate } ACPI_OBJECT_THERMAL_ZONE;
3657c478bd9Sstevel@tonic-gate 
3667c478bd9Sstevel@tonic-gate 
3677c478bd9Sstevel@tonic-gate /******************************************************************************
3687c478bd9Sstevel@tonic-gate  *
3697c478bd9Sstevel@tonic-gate  * Fields.  All share a common header/info field.
3707c478bd9Sstevel@tonic-gate  *
3717c478bd9Sstevel@tonic-gate  *****************************************************************************/
3727c478bd9Sstevel@tonic-gate 
3737c478bd9Sstevel@tonic-gate typedef struct acpi_object_field_common                 /* COMMON FIELD (for BUFFER, REGION, BANK, and INDEX fields) */
3747c478bd9Sstevel@tonic-gate {
3757c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
3767c478bd9Sstevel@tonic-gate     ACPI_COMMON_FIELD_INFO
3777c478bd9Sstevel@tonic-gate     union acpi_operand_object       *RegionObj;         /* Containing Operation Region object */
3787c478bd9Sstevel@tonic-gate                                                         /* (REGION/BANK fields only) */
3797c478bd9Sstevel@tonic-gate } ACPI_OBJECT_FIELD_COMMON;
3807c478bd9Sstevel@tonic-gate 
3817c478bd9Sstevel@tonic-gate 
3827c478bd9Sstevel@tonic-gate typedef struct acpi_object_region_field
3837c478bd9Sstevel@tonic-gate {
3847c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
3857c478bd9Sstevel@tonic-gate     ACPI_COMMON_FIELD_INFO
3867c478bd9Sstevel@tonic-gate     union acpi_operand_object       *RegionObj;         /* Containing OpRegion object */
3877c478bd9Sstevel@tonic-gate 
3887c478bd9Sstevel@tonic-gate } ACPI_OBJECT_REGION_FIELD;
3897c478bd9Sstevel@tonic-gate 
3907c478bd9Sstevel@tonic-gate 
3917c478bd9Sstevel@tonic-gate typedef struct acpi_object_bank_field
3927c478bd9Sstevel@tonic-gate {
3937c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
3947c478bd9Sstevel@tonic-gate     ACPI_COMMON_FIELD_INFO
3957c478bd9Sstevel@tonic-gate     union acpi_operand_object       *RegionObj;         /* Containing OpRegion object */
3967c478bd9Sstevel@tonic-gate     union acpi_operand_object       *BankObj;           /* BankSelect Register object */
3977c478bd9Sstevel@tonic-gate 
3987c478bd9Sstevel@tonic-gate } ACPI_OBJECT_BANK_FIELD;
3997c478bd9Sstevel@tonic-gate 
4007c478bd9Sstevel@tonic-gate 
4017c478bd9Sstevel@tonic-gate typedef struct acpi_object_index_field
4027c478bd9Sstevel@tonic-gate {
4037c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
4047c478bd9Sstevel@tonic-gate     ACPI_COMMON_FIELD_INFO
4057c478bd9Sstevel@tonic-gate 
4067c478bd9Sstevel@tonic-gate     /*
4077c478bd9Sstevel@tonic-gate      * No "RegionObj" pointer needed since the Index and Data registers
4087c478bd9Sstevel@tonic-gate      * are each field definitions unto themselves.
4097c478bd9Sstevel@tonic-gate      */
4107c478bd9Sstevel@tonic-gate     union acpi_operand_object       *IndexObj;          /* Index register */
4117c478bd9Sstevel@tonic-gate     union acpi_operand_object       *DataObj;           /* Data register */
4127c478bd9Sstevel@tonic-gate 
4137c478bd9Sstevel@tonic-gate } ACPI_OBJECT_INDEX_FIELD;
4147c478bd9Sstevel@tonic-gate 
4157c478bd9Sstevel@tonic-gate 
4167c478bd9Sstevel@tonic-gate /* The BufferField is different in that it is part of a Buffer, not an OpRegion */
4177c478bd9Sstevel@tonic-gate 
4187c478bd9Sstevel@tonic-gate typedef struct acpi_object_buffer_field
4197c478bd9Sstevel@tonic-gate {
4207c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
4217c478bd9Sstevel@tonic-gate     ACPI_COMMON_FIELD_INFO
4227c478bd9Sstevel@tonic-gate     union acpi_operand_object       *BufferObj;         /* Containing Buffer object */
4237c478bd9Sstevel@tonic-gate 
4247c478bd9Sstevel@tonic-gate } ACPI_OBJECT_BUFFER_FIELD;
4257c478bd9Sstevel@tonic-gate 
4267c478bd9Sstevel@tonic-gate 
4277c478bd9Sstevel@tonic-gate /******************************************************************************
4287c478bd9Sstevel@tonic-gate  *
4297c478bd9Sstevel@tonic-gate  * Objects for handlers
4307c478bd9Sstevel@tonic-gate  *
4317c478bd9Sstevel@tonic-gate  *****************************************************************************/
4327c478bd9Sstevel@tonic-gate 
4337c478bd9Sstevel@tonic-gate typedef struct acpi_object_notify_handler
4347c478bd9Sstevel@tonic-gate {
4357c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
4367c478bd9Sstevel@tonic-gate     ACPI_NAMESPACE_NODE             *Node;              /* Parent device */
4377c478bd9Sstevel@tonic-gate     ACPI_NOTIFY_HANDLER             Handler;
4387c478bd9Sstevel@tonic-gate     void                            *Context;
4397c478bd9Sstevel@tonic-gate 
4407c478bd9Sstevel@tonic-gate } ACPI_OBJECT_NOTIFY_HANDLER;
4417c478bd9Sstevel@tonic-gate 
4427c478bd9Sstevel@tonic-gate 
4437c478bd9Sstevel@tonic-gate /* Flags for address handler */
4447c478bd9Sstevel@tonic-gate 
4457c478bd9Sstevel@tonic-gate #define ACPI_ADDR_HANDLER_DEFAULT_INSTALLED  0x1
4467c478bd9Sstevel@tonic-gate 
4477c478bd9Sstevel@tonic-gate 
4487c478bd9Sstevel@tonic-gate typedef struct acpi_object_addr_handler
4497c478bd9Sstevel@tonic-gate {
4507c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
4517c478bd9Sstevel@tonic-gate     UINT8                           SpaceId;
4527c478bd9Sstevel@tonic-gate     UINT16                          Hflags;
4537c478bd9Sstevel@tonic-gate     ACPI_ADR_SPACE_HANDLER          Handler;
4547c478bd9Sstevel@tonic-gate     ACPI_NAMESPACE_NODE             *Node;              /* Parent device */
4557c478bd9Sstevel@tonic-gate     void                            *Context;
4567c478bd9Sstevel@tonic-gate     ACPI_ADR_SPACE_SETUP            Setup;
4577c478bd9Sstevel@tonic-gate     union acpi_operand_object       *RegionList;        /* regions using this handler */
4587c478bd9Sstevel@tonic-gate     union acpi_operand_object       *Next;
4597c478bd9Sstevel@tonic-gate 
4607c478bd9Sstevel@tonic-gate } ACPI_OBJECT_ADDR_HANDLER;
4617c478bd9Sstevel@tonic-gate 
4627c478bd9Sstevel@tonic-gate 
4637c478bd9Sstevel@tonic-gate /******************************************************************************
4647c478bd9Sstevel@tonic-gate  *
4657c478bd9Sstevel@tonic-gate  * Special internal objects
4667c478bd9Sstevel@tonic-gate  *
4677c478bd9Sstevel@tonic-gate  *****************************************************************************/
4687c478bd9Sstevel@tonic-gate 
4697c478bd9Sstevel@tonic-gate /*
4707c478bd9Sstevel@tonic-gate  * The Reference object type is used for these opcodes:
4717c478bd9Sstevel@tonic-gate  * Arg[0-6], Local[0-7], IndexOp, NameOp, ZeroOp, OneOp, OnesOp, DebugOp
4727c478bd9Sstevel@tonic-gate  */
4737c478bd9Sstevel@tonic-gate typedef struct acpi_object_reference
4747c478bd9Sstevel@tonic-gate {
4757c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
4767c478bd9Sstevel@tonic-gate     UINT8                           TargetType;         /* Used for IndexOp */
4777c478bd9Sstevel@tonic-gate     UINT16                          Opcode;
4787c478bd9Sstevel@tonic-gate     UINT32                          Offset;             /* Used for ArgOp, LocalOp, and IndexOp */
4797c478bd9Sstevel@tonic-gate     void                            *Object;            /* NameOp=>HANDLE to obj, IndexOp=>ACPI_OPERAND_OBJECT  */
4807c478bd9Sstevel@tonic-gate     ACPI_NAMESPACE_NODE             *Node;
4817c478bd9Sstevel@tonic-gate     union acpi_operand_object       **Where;
4827c478bd9Sstevel@tonic-gate 
4837c478bd9Sstevel@tonic-gate } ACPI_OBJECT_REFERENCE;
4847c478bd9Sstevel@tonic-gate 
4857c478bd9Sstevel@tonic-gate 
4867c478bd9Sstevel@tonic-gate /*
4877c478bd9Sstevel@tonic-gate  * Extra object is used as additional storage for types that
4887c478bd9Sstevel@tonic-gate  * have AML code in their declarations (TermArgs) that must be
4897c478bd9Sstevel@tonic-gate  * evaluated at run time.
4907c478bd9Sstevel@tonic-gate  *
4917c478bd9Sstevel@tonic-gate  * Currently: Region and FieldUnit types
4927c478bd9Sstevel@tonic-gate  */
4937c478bd9Sstevel@tonic-gate typedef struct acpi_object_extra
4947c478bd9Sstevel@tonic-gate {
4957c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
4967c478bd9Sstevel@tonic-gate     UINT8                           ByteFill1;
4977c478bd9Sstevel@tonic-gate     UINT16                          WordFill1;
4987c478bd9Sstevel@tonic-gate     UINT32                          AmlLength;
4997c478bd9Sstevel@tonic-gate     UINT8                           *AmlStart;
5007c478bd9Sstevel@tonic-gate     ACPI_NAMESPACE_NODE             *Method_REG;        /* _REG method for this region (if any) */
5017c478bd9Sstevel@tonic-gate     void                            *RegionContext;     /* Region-specific data */
5027c478bd9Sstevel@tonic-gate 
5037c478bd9Sstevel@tonic-gate } ACPI_OBJECT_EXTRA;
5047c478bd9Sstevel@tonic-gate 
5057c478bd9Sstevel@tonic-gate 
5067c478bd9Sstevel@tonic-gate /* Additional data that can be attached to namespace nodes */
5077c478bd9Sstevel@tonic-gate 
5087c478bd9Sstevel@tonic-gate typedef struct acpi_object_data
5097c478bd9Sstevel@tonic-gate {
5107c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
5117c478bd9Sstevel@tonic-gate     ACPI_OBJECT_HANDLER             Handler;
5127c478bd9Sstevel@tonic-gate     void                            *Pointer;
5137c478bd9Sstevel@tonic-gate 
5147c478bd9Sstevel@tonic-gate } ACPI_OBJECT_DATA;
5157c478bd9Sstevel@tonic-gate 
5167c478bd9Sstevel@tonic-gate 
5177c478bd9Sstevel@tonic-gate /* Structure used when objects are cached for reuse */
5187c478bd9Sstevel@tonic-gate 
5197c478bd9Sstevel@tonic-gate typedef struct acpi_object_cache_list
5207c478bd9Sstevel@tonic-gate {
5217c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON_HEADER
5227c478bd9Sstevel@tonic-gate     union acpi_operand_object       *Next;              /* Link for object cache and internal lists*/
5237c478bd9Sstevel@tonic-gate 
5247c478bd9Sstevel@tonic-gate } ACPI_OBJECT_CACHE_LIST;
5257c478bd9Sstevel@tonic-gate 
5267c478bd9Sstevel@tonic-gate 
5277c478bd9Sstevel@tonic-gate /******************************************************************************
5287c478bd9Sstevel@tonic-gate  *
5297c478bd9Sstevel@tonic-gate  * ACPI_OPERAND_OBJECT Descriptor - a giant union of all of the above
5307c478bd9Sstevel@tonic-gate  *
5317c478bd9Sstevel@tonic-gate  *****************************************************************************/
5327c478bd9Sstevel@tonic-gate 
5337c478bd9Sstevel@tonic-gate typedef union acpi_operand_object
5347c478bd9Sstevel@tonic-gate {
5357c478bd9Sstevel@tonic-gate     ACPI_OBJECT_COMMON              Common;
5367c478bd9Sstevel@tonic-gate     ACPI_OBJECT_INTEGER             Integer;
5377c478bd9Sstevel@tonic-gate     ACPI_OBJECT_STRING              String;
5387c478bd9Sstevel@tonic-gate     ACPI_OBJECT_BUFFER              Buffer;
5397c478bd9Sstevel@tonic-gate     ACPI_OBJECT_PACKAGE             Package;
5407c478bd9Sstevel@tonic-gate     ACPI_OBJECT_EVENT               Event;
5417c478bd9Sstevel@tonic-gate     ACPI_OBJECT_METHOD              Method;
5427c478bd9Sstevel@tonic-gate     ACPI_OBJECT_MUTEX               Mutex;
5437c478bd9Sstevel@tonic-gate     ACPI_OBJECT_REGION              Region;
5447c478bd9Sstevel@tonic-gate     ACPI_OBJECT_NOTIFY_COMMON       CommonNotify;
5457c478bd9Sstevel@tonic-gate     ACPI_OBJECT_DEVICE              Device;
5467c478bd9Sstevel@tonic-gate     ACPI_OBJECT_POWER_RESOURCE      PowerResource;
5477c478bd9Sstevel@tonic-gate     ACPI_OBJECT_PROCESSOR           Processor;
5487c478bd9Sstevel@tonic-gate     ACPI_OBJECT_THERMAL_ZONE        ThermalZone;
5497c478bd9Sstevel@tonic-gate     ACPI_OBJECT_FIELD_COMMON        CommonField;
5507c478bd9Sstevel@tonic-gate     ACPI_OBJECT_REGION_FIELD        Field;
5517c478bd9Sstevel@tonic-gate     ACPI_OBJECT_BUFFER_FIELD        BufferField;
5527c478bd9Sstevel@tonic-gate     ACPI_OBJECT_BANK_FIELD          BankField;
5537c478bd9Sstevel@tonic-gate     ACPI_OBJECT_INDEX_FIELD         IndexField;
5547c478bd9Sstevel@tonic-gate     ACPI_OBJECT_NOTIFY_HANDLER      Notify;
5557c478bd9Sstevel@tonic-gate     ACPI_OBJECT_ADDR_HANDLER        AddressSpace;
5567c478bd9Sstevel@tonic-gate     ACPI_OBJECT_REFERENCE           Reference;
5577c478bd9Sstevel@tonic-gate     ACPI_OBJECT_EXTRA               Extra;
5587c478bd9Sstevel@tonic-gate     ACPI_OBJECT_DATA                Data;
5597c478bd9Sstevel@tonic-gate     ACPI_OBJECT_CACHE_LIST          Cache;
5607c478bd9Sstevel@tonic-gate 
5617c478bd9Sstevel@tonic-gate } ACPI_OPERAND_OBJECT;
5627c478bd9Sstevel@tonic-gate 
5637c478bd9Sstevel@tonic-gate 
5647c478bd9Sstevel@tonic-gate /******************************************************************************
5657c478bd9Sstevel@tonic-gate  *
5667c478bd9Sstevel@tonic-gate  * ACPI_DESCRIPTOR - objects that share a common descriptor identifier
5677c478bd9Sstevel@tonic-gate  *
5687c478bd9Sstevel@tonic-gate  *****************************************************************************/
5697c478bd9Sstevel@tonic-gate 
5707c478bd9Sstevel@tonic-gate /* Object descriptor types */
5717c478bd9Sstevel@tonic-gate 
5727c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_CACHED           0x01        /* Used only when object is cached */
5737c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_STATE            0x02
5747c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_STATE_UPDATE     0x03
5757c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_STATE_PACKAGE    0x04
5767c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_STATE_CONTROL    0x05
5777c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_STATE_RPSCOPE    0x06
5787c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_STATE_PSCOPE     0x07
5797c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_STATE_WSCOPE     0x08
5807c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_STATE_RESULT     0x09
5817c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_STATE_NOTIFY     0x0A
5827c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_STATE_THREAD     0x0B
5837c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_WALK             0x0C
5847c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_PARSER           0x0D
5857c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_OPERAND          0x0E
5867c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_NAMED            0x0F
5877c478bd9Sstevel@tonic-gate #define ACPI_DESC_TYPE_MAX              0x0F
5887c478bd9Sstevel@tonic-gate 
5897c478bd9Sstevel@tonic-gate 
5907c478bd9Sstevel@tonic-gate typedef union acpi_descriptor
5917c478bd9Sstevel@tonic-gate {
592*30082d0cSmyers     UINT8                           DescriptorId;   /* To differentiate various internal objs */
5937c478bd9Sstevel@tonic-gate     ACPI_OPERAND_OBJECT             Object;
5947c478bd9Sstevel@tonic-gate     ACPI_NAMESPACE_NODE             Node;
5957c478bd9Sstevel@tonic-gate     ACPI_PARSE_OBJECT               Op;
5967c478bd9Sstevel@tonic-gate 
5977c478bd9Sstevel@tonic-gate } ACPI_DESCRIPTOR;
5987c478bd9Sstevel@tonic-gate 
5997c478bd9Sstevel@tonic-gate 
6007c478bd9Sstevel@tonic-gate #endif /* _ACOBJECT_H */
601