aclocal.h

acpi tools for linux include acpiexec and acpixtract

/******************************************************************************
 *
 * Name: aclocal.h - Internal data types used across the ACPI subsystem
 *       $Revision: 1.250 $
 *
 *****************************************************************************/

/******************************************************************************
 *
 * 1. Copyright Notice
 *
 * Some or all of this work - Copyright (c) 1999 - 2008, 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
 * documentation and/or other materials provided with distribution.  In
 * 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
 * provision in the documentation and/or other materials provided with the
 * 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
 * ensure that the distribution and export/re-export of the software is in
 * compliance with all laws, regulations, orders, or other restrictions of the
 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
 * any of its subsidiaries will export/re-export any technical data, process,
 * 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 __ACLOCAL_H__
#define __ACLOCAL_H__

/* acpisrc:StructDefs -- for acpisrc conversion */

#define ACPI_WAIT_FOREVER               0xFFFF  /* UINT16, as per ACPI spec */
#define ACPI_DO_NOT_WAIT                0
#define ACPI_SERIALIZED                 0xFF

typedef UINT32                          ACPI_MUTEX_HANDLE;
#define ACPI_GLOBAL_LOCK                (ACPI_SEMAPHORE) (-1)

/* Total number of aml opcodes defined */

#define AML_NUM_OPCODES                 0x7F


/* Forward declarations */

struct acpi_walk_state;
struct acpi_obj_mutex;
union acpi_parse_object;


/*****************************************************************************
 *
 * Mutex typedefs and structs
 *
 ****************************************************************************/


/*
 * Predefined handles for the mutex objects used within the subsystem
 * All mutex objects are automatically created by AcpiUtMutexInitialize.
 *
 * The acquire/release ordering protocol is implied via this list. Mutexes
 * with a lower value must be acquired before mutexes with a higher value.
 *
 * NOTE: any changes here must be reflected in the AcpiGbl_MutexNames
 * table below also!
 */
#define ACPI_MTX_INTERPRETER            0   /* AML Interpreter, main lock */
#define ACPI_MTX_NAMESPACE              1   /* ACPI Namespace */
#define ACPI_MTX_TABLES                 2   /* Data for ACPI tables */
#define ACPI_MTX_EVENTS                 3   /* Data for ACPI events */
#define ACPI_MTX_CACHES                 4   /* Internal caches, general purposes */
#define ACPI_MTX_MEMORY                 5   /* Debug memory tracking lists */
#define ACPI_MTX_DEBUG_CMD_COMPLETE     6   /* AML debugger */
#define ACPI_MTX_DEBUG_CMD_READY        7   /* AML debugger */

#define ACPI_MAX_MUTEX                  7
#define ACPI_NUM_MUTEX                  ACPI_MAX_MUTEX+1

#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
#ifdef DEFINE_ACPI_GLOBALS

/* Debug names for the mutexes above */

static char                 *AcpiGbl_MutexNames[ACPI_NUM_MUTEX] =
{
    "ACPI_MTX_Interpreter",
    "ACPI_MTX_Tables",
    "ACPI_MTX_Namespace",
    "ACPI_MTX_Events",
    "ACPI_MTX_Caches",
    "ACPI_MTX_Memory",
    "ACPI_MTX_CommandComplete",
    "ACPI_MTX_CommandReady"
};

#endif
#endif


/*
 * Predefined handles for spinlocks used within the subsystem.
 * These spinlocks are created by AcpiUtMutexInitialize
 */
#define ACPI_LOCK_GPES                  0
#define ACPI_LOCK_HARDWARE              1

#define ACPI_MAX_LOCK                   1
#define ACPI_NUM_LOCK                   ACPI_MAX_LOCK+1


/* Owner IDs are used to track namespace nodes for selective deletion */

typedef UINT8                           ACPI_OWNER_ID;
#define ACPI_OWNER_ID_MAX               0xFF

/* This Thread ID means that the mutex is not in use (unlocked) */

#define ACPI_MUTEX_NOT_ACQUIRED         (UINT32) -1

/* Table for the global mutexes */

typedef struct acpi_mutex_info
{
    ACPI_MUTEX                      Mutex;
    UINT32                          UseCount;
    ACPI_THREAD_ID                  ThreadId;

} ACPI_MUTEX_INFO;


/* Lock flag parameter for various interfaces */

#define ACPI_MTX_DO_NOT_LOCK            0
#define ACPI_MTX_LOCK                   1


/* Field access granularities */

#define ACPI_FIELD_BYTE_GRANULARITY     1
#define ACPI_FIELD_WORD_GRANULARITY     2
#define ACPI_FIELD_DWORD_GRANULARITY    4
#define ACPI_FIELD_QWORD_GRANULARITY    8


#define ACPI_ENTRY_NOT_FOUND            NULL


/*****************************************************************************
 *
 * Namespace typedefs and structs
 *
 ****************************************************************************/

/* Operational modes of the AML interpreter/scanner */

typedef enum
{
    ACPI_IMODE_LOAD_PASS1           = 0x01,
    ACPI_IMODE_LOAD_PASS2           = 0x02,
    ACPI_IMODE_EXECUTE              = 0x03

} ACPI_INTERPRETER_MODE;

typedef union acpi_name_union
{
    UINT32                          Integer;
    char                            Ascii[4];

} ACPI_NAME_UNION;


/*
 * The Namespace Node describes a named object that appears in the AML.
 * DescriptorType is used to differentiate between internal descriptors.
 *
 * The node is optimized for both 32-bit and 64-bit platforms:
 * 20 bytes for the 32-bit case, 32 bytes for the 64-bit case.
 *
 * Note: The DescriptorType and Type fields must appear in the identical
 * position in both the ACPI_NAMESPACE_NODE and ACPI_OPERAND_OBJECT
 * structures.
 */
typedef struct acpi_namespace_node
{
    union acpi_operand_object       *Object;        /* Interpreter object */
    UINT8                           DescriptorType; /* Differentiate object descriptor types */
    UINT8                           Type;           /* ACPI Type associated with this name */
    UINT8                           Flags;          /* Miscellaneous flags */
    ACPI_OWNER_ID                   OwnerId;        /* Node creator */
    ACPI_NAME_UNION                 Name;           /* ACPI Name, always 4 chars per ACPI spec */
    struct acpi_namespace_node      *Child;         /* First child */
    struct acpi_namespace_node      *Peer;          /* Peer. Parent if ANOBJ_END_OF_PEER_LIST set */

    /*
     * The following fields are used by the ASL compiler and disassembler only
     */
#ifdef ACPI_LARGE_NAMESPACE_NODE
    union acpi_parse_object         *Op;
    UINT32                          Value;
    UINT32                          Length;
#endif

} ACPI_NAMESPACE_NODE;


/* Namespace Node flags */

#define ANOBJ_END_OF_PEER_LIST          0x01    /* End-of-list, Peer field points to parent */
#define ANOBJ_TEMPORARY                 0x02    /* Node is create by a method and is temporary */
#define ANOBJ_METHOD_ARG                0x04    /* Node is a method argument */
#define ANOBJ_METHOD_LOCAL              0x08    /* Node is a method local */
#define ANOBJ_SUBTREE_HAS_INI           0x10    /* Used to optimize device initialization */

#define ANOBJ_IS_EXTERNAL               0x08    /* iASL only: This object created via External() */
#define ANOBJ_METHOD_NO_RETVAL          0x10    /* iASL only: Method has no return value */
#define ANOBJ_METHOD_SOME_NO_RETVAL     0x20    /* iASL only: Method has at least one return value */
#define ANOBJ_IS_BIT_OFFSET             0x40    /* iASL only: Reference is a bit offset */
#define ANOBJ_IS_REFERENCED             0x80    /* iASL only: Object was referenced */

/*
 * ACPI Table Descriptor.  One per ACPI table
 */
typedef struct acpi_table_desc
{
    ACPI_PHYSICAL_ADDRESS           Address;
    ACPI_TABLE_HEADER               *Pointer;
    UINT32                          Length;     /* Length fixed at 32 bits */
    ACPI_NAME_UNION                 Signature;
    ACPI_OWNER_ID                   OwnerId;
    UINT8                           Flags;

} ACPI_TABLE_DESC;

/* Flags for above */

#define ACPI_TABLE_ORIGIN_UNKNOWN       (0)
#define ACPI_TABLE_ORIGIN_MAPPED        (1)
#define ACPI_TABLE_ORIGIN_ALLOCATED     (2)
#define ACPI_TABLE_ORIGIN_MASK          (3)
#define ACPI_TABLE_IS_LOADED            (4)

/* One internal RSDT for table management */

typedef struct acpi_internal_rsdt
{
    ACPI_TABLE_DESC                 *Tables;
    UINT32                          Count;
    UINT32                          Size;
    UINT8                           Flags;

} ACPI_INTERNAL_RSDT;

/* Flags for above */

#define ACPI_ROOT_ORIGIN_UNKNOWN        (0)     /* ~ORIGIN_ALLOCATED */
#define ACPI_ROOT_ORIGIN_ALLOCATED      (1)
#define ACPI_ROOT_ALLOW_RESIZE          (2)


/* Predefined (fixed) table indexes */

#define ACPI_TABLE_INDEX_DSDT           (0)
#define ACPI_TABLE_INDEX_FACS           (1)


typedef struct acpi_find_context
{
    char                            *SearchFor;
    ACPI_HANDLE                     *List;
    UINT32                          *Count;

} ACPI_FIND_CONTEXT;


typedef struct acpi_ns_search_data
{
    ACPI_NAMESPACE_NODE             *Node;

} ACPI_NS_SEARCH_DATA;


/*
 * Predefined Namespace items
 */
typedef struct acpi_predefined_names
{
    char                            *Name;
    UINT8                           Type;
    char                            *Val;

} ACPI_PREDEFINED_NAMES;


/* Object types used during package copies */

#define ACPI_COPY_TYPE_SIMPLE           0
#define ACPI_COPY_TYPE_PACKAGE          1


/* Info structure used to convert external<->internal namestrings */

typedef struct acpi_namestring_info
{
    char                            *ExternalName;
    char                            *NextExternalChar;
    char                            *InternalName;
    UINT32                          Length;
    UINT32                          NumSegments;
    UINT32                          NumCarats;
    BOOLEAN                         FullyQualified;