acobject.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/******************************************************************************
*
* Name: acobject.h - Definition of ACPI_OPERAND_OBJECT (Internal object only)
* $Revision: 129 $
*
*****************************************************************************/
/******************************************************************************
*
* 1. Copyright Notice
*
* Some or all of this work - Copyright (c) 1999 - 2005, Intel Corp.
* All rights reserved.
*
* 2. License
*
* 2.1. This is your license from Intel Corp. under its intellectual property
* rights. You may have additional license terms from the party that provided
* you this software, covering your right to use that party's intellectual
* property rights.
*
* 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
* copy of the source code appearing in this file ("Covered Code") an
* irrevocable, perpetual, worldwide license under Intel's copyrights in the
* base code distributed originally by Intel ("Original Intel Code") to copy,
* make derivatives, distribute, use and display any portion of the Covered
* Code in any form, with the right to sublicense such rights; and
*
* 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
* license (with the right to sublicense), under only those claims of Intel
* patents that are infringed by the Original Intel Code, to make, use, sell,
* offer to sell, and import the Covered Code and derivative works thereof
* solely to the minimum extent necessary to exercise the above copyright
* license, and in no event shall the patent license extend to any additions
* to or modifications of the Original Intel Code. No other license or right
* is granted directly or by implication, estoppel or otherwise;
*
* The above copyright and patent license is granted only if the following
* conditions are met:
*
* 3. Conditions
*
* 3.1. Redistribution of Source with Rights to Further Distribute Source.
* Redistribution of source code of any substantial portion of the Covered
* Code or modification with rights to further distribute source must include
* the above Copyright Notice, the above License, this list of Conditions,
* and the following Disclaimer and Export Compliance provision. In addition,
* Licensee must cause all Covered Code to which Licensee contributes to
* contain a file documenting the changes Licensee made to create that Covered
* Code and the date of any change. Licensee must include in that file the
* documentation of any changes made by any predecessor Licensee. Licensee
* must include a prominent statement that the modification is derived,
* directly or indirectly, from Original Intel Code.
*
* 3.2. Redistribution of Source with no Rights to Further Distribute Source.
* Redistribution of source code of any substantial portion of the Covered
* Code or modification without rights to further distribute source must
* include the following Disclaimer and Export Compliance provision in the
* addition, Licensee may not authorize further sublicense of source of any
* portion of the Covered Code, and must include terms to the effect that the
* license from Licensee to its licensee is limited to the intellectual
* property embodied in the software Licensee provides to its licensee, and
* not to intellectual property embodied in modifications its licensee may
* make.
*
* 3.3. Redistribution of Executable. Redistribution in executable form of any
* substantial portion of the Covered Code or modification must reproduce the
* above Copyright Notice, and the following Disclaimer and Export Compliance
* distribution.
*
* 3.4. Intel retains all right, title, and interest in and to the Original
* Intel Code.
*
* 3.5. Neither the name Intel nor any other trademark owned or controlled by
* Intel shall be used in advertising or otherwise to promote the sale, use or
* other dealings in products derived from or relating to the Covered Code
* without prior written authorization from Intel.
*
* 4. Disclaimer and Export Compliance
*
* 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
* HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
* IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
* INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
* UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
* IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
* PARTICULAR PURPOSE.
*
* 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
* OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
* COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
* SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
* CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
* HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
* SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
* LIMITED REMEDY.
*
* 4.3. Licensee shall not export, either directly or indirectly, any of this
* software or system incorporating such software without first obtaining any
* required license or other approval from the U. S. Department of Commerce or
* any other agency or department of the United States Government. In the
* event Licensee exports any such software from the United States or
* re-exports any such software from a foreign destination, Licensee shall
* compliance with all laws, regulations, orders, or other restrictions of the
* U.S. Export Administration Regulations. Licensee agrees that neither it nor
* software, or service, directly or indirectly, to any country for which the
* United States government or any agency thereof requires an export license,
* other governmental approval, or letter of assurance, without first obtaining
* such license, approval or letter.
*
*****************************************************************************/
#ifndef _ACOBJECT_H
#define _ACOBJECT_H
/*
* The ACPI_OPERAND_OBJECT is used to pass AML operands from the dispatcher
* to the interpreter, and to keep track of the various handlers such as
* address space handlers and notify handlers. The object is a constant
* size in order to allow it to be cached and reused.
*/
/*******************************************************************************
*
* Common Descriptors
*
******************************************************************************/
/*
* Common area for all objects.
*
* DataType is used to differentiate between internal descriptors, and MUST
* be the first byte in this structure.
*/
#define ACPI_OBJECT_COMMON_HEADER /* SIZE/ALIGNMENT: 32 bits, one ptr plus trailing 8-bit flag */\
/* Values for flag byte above */
#define AOPOBJ_AML_CONSTANT 0x01
#define AOPOBJ_STATIC_POINTER 0x02
#define AOPOBJ_DATA_VALID 0x04
#define AOPOBJ_OBJECT_INITIALIZED 0x08
#define AOPOBJ_SETUP_COMPLETE 0x10
#define AOPOBJ_SINGLE_DATUM 0x20
/*
* Common bitfield for the field objects
* "Field Datum" -- a datum from the actual field object
* "Buffer Datum" -- a datum from a user buffer, read from or to be written to the field
*/
#define ACPI_COMMON_FIELD_INFO /* SIZE/ALIGNMENT: 24 bits + three 32-bit values */\
/*
* Fields common to both Strings and Buffers
*/
#define ACPI_COMMON_BUFFER_INFO \
/*
* Common fields for objects that support ASL notifications
*/
#define ACPI_COMMON_NOTIFY_INFO \
/******************************************************************************
*
* Basic data types
*
*****************************************************************************/
typedef struct acpi_object_common
{
typedef struct acpi_object_integer
{
/*
* Note: The String and Buffer object must be identical through the Pointer
* element. There is code that depends on this.
*/
typedef struct acpi_object_string /* Null terminated, ASCII characters only */
{
char *Pointer; /* String in AML stream or allocated string */
typedef struct acpi_object_buffer
{
typedef struct acpi_object_package
{
/******************************************************************************
*
* Complex data types
*
*****************************************************************************/
typedef struct acpi_object_event
{
void *Semaphore;
#define ACPI_INFINITE_CONCURRENCY 0xFF
typedef
struct acpi_walk_state *WalkState);
typedef struct acpi_object_method
{
void *Semaphore;
typedef struct acpi_object_mutex
{
void *Semaphore; /* Actual OS synchronization object */
typedef struct acpi_object_region
{
union acpi_operand_object *Next;
/******************************************************************************
*
* Objects that can be notified. All share a common NotifyInfo area.
*
*****************************************************************************/
typedef struct acpi_object_notify_common /* COMMON NOTIFY for POWER, PROCESSOR, DEVICE, and THERMAL */
{
typedef struct acpi_object_device
{
typedef struct acpi_object_power_resource
{
typedef struct acpi_object_processor
{
typedef struct acpi_object_thermal_zone
{
/******************************************************************************
*
*
*****************************************************************************/
typedef struct acpi_object_field_common /* COMMON FIELD (for BUFFER, REGION, BANK, and INDEX fields) */
{
typedef struct acpi_object_region_field
{
typedef struct acpi_object_bank_field
{
typedef struct acpi_object_index_field
{
/*
* No "RegionObj" pointer needed since the Index and Data registers
* are each field definitions unto themselves.
*/
/* The BufferField is different in that it is part of a Buffer, not an OpRegion */
typedef struct acpi_object_buffer_field
{
/******************************************************************************
*
* Objects for handlers
*
*****************************************************************************/
typedef struct acpi_object_notify_handler
{
void *Context;
/* Flags for address handler */
#define ACPI_ADDR_HANDLER_DEFAULT_INSTALLED 0x1
typedef struct acpi_object_addr_handler
{
void *Context;
union acpi_operand_object *Next;
/******************************************************************************
*
* Special internal objects
*
*****************************************************************************/
/*
* The Reference object type is used for these opcodes:
* Arg[0-6], Local[0-7], IndexOp, NameOp, ZeroOp, OneOp, OnesOp, DebugOp
*/
typedef struct acpi_object_reference
{
void *Object; /* NameOp=>HANDLE to obj, IndexOp=>ACPI_OPERAND_OBJECT */
union acpi_operand_object **Where;
/*
* Extra object is used as additional storage for types that
* have AML code in their declarations (TermArgs) that must be
* evaluated at run time.
*
* Currently: Region and FieldUnit types
*/
typedef struct acpi_object_extra
{
void *RegionContext; /* Region-specific data */
/* Additional data that can be attached to namespace nodes */
typedef struct acpi_object_data
{
void *Pointer;
/* Structure used when objects are cached for reuse */
typedef struct acpi_object_cache_list
{
/******************************************************************************
*
* ACPI_OPERAND_OBJECT Descriptor - a giant union of all of the above
*
*****************************************************************************/
typedef union acpi_operand_object
{
/******************************************************************************
*
* ACPI_DESCRIPTOR - objects that share a common descriptor identifier
*
*****************************************************************************/
/* Object descriptor types */
#define ACPI_DESC_TYPE_STATE 0x02
#define ACPI_DESC_TYPE_STATE_UPDATE 0x03
#define ACPI_DESC_TYPE_STATE_PACKAGE 0x04
#define ACPI_DESC_TYPE_STATE_CONTROL 0x05
#define ACPI_DESC_TYPE_STATE_RPSCOPE 0x06
#define ACPI_DESC_TYPE_STATE_PSCOPE 0x07
#define ACPI_DESC_TYPE_STATE_WSCOPE 0x08
#define ACPI_DESC_TYPE_STATE_RESULT 0x09
#define ACPI_DESC_TYPE_STATE_NOTIFY 0x0A
#define ACPI_DESC_TYPE_STATE_THREAD 0x0B
#define ACPI_DESC_TYPE_WALK 0x0C
#define ACPI_DESC_TYPE_PARSER 0x0D
#define ACPI_DESC_TYPE_OPERAND 0x0E
#define ACPI_DESC_TYPE_NAMED 0x0F
#define ACPI_DESC_TYPE_MAX 0x0F
typedef union acpi_descriptor
{
#endif /* _ACOBJECT_H */