adisasm.c

acpi tools for linux include acpiexec and acpixtract

/******************************************************************************
 *
 * Module Name: adisasm - Application-level disassembler routines
 *              $Revision: 1.112 $
 *
 *****************************************************************************/

/******************************************************************************
 *
 * 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.
 *
 *****************************************************************************/


#include "acpi.h"
#include "acparser.h"
#include "amlcode.h"
#include "acdebug.h"
#include "acdisasm.h"
#include "acdispat.h"
#include "acnamesp.h"
#include "actables.h"
#include "acapps.h"

#include <stdio.h>
#include <time.h>


#define _COMPONENT          ACPI_TOOLS
        ACPI_MODULE_NAME    ("adisasm")

extern int                          AslCompilerdebug;

ACPI_STATUS
LsDisplayNamespace (
    void);

void
LsSetupNsList (void * Handle);


/* Local prototypes */

void
AdCreateTableHeader (
    char                    *Filename,
    ACPI_TABLE_HEADER       *Table);

void
AdDisassemblerHeader (
    char                    *Filename);

ACPI_PARSE_OBJECT       *AcpiGbl_ParseOpRoot;


/* Stubs for ASL compiler */

#ifndef ACPI_ASL_COMPILER
BOOLEAN
AcpiDsIsResultUsed (
    ACPI_PARSE_OBJECT       *Op,
    ACPI_WALK_STATE         *WalkState)
{
    return TRUE;
}

ACPI_STATUS
AcpiDsMethodError (
    ACPI_STATUS             Status,
    ACPI_WALK_STATE         *WalkState)
{
    return (Status);
}

#endif

ACPI_STATUS
AcpiNsLoadTable (
    ACPI_NATIVE_UINT        TableIndex,
    ACPI_NAMESPACE_NODE     *Node)
{
    return (AE_NOT_IMPLEMENTED);
}

ACPI_STATUS
AcpiDsRestartControlMethod (
    ACPI_WALK_STATE         *WalkState,
    ACPI_OPERAND_OBJECT     *ReturnDesc)
{
    return (AE_OK);
}

void
AcpiDsTerminateControlMethod (
    ACPI_OPERAND_OBJECT     *MethodDesc,
    ACPI_WALK_STATE         *WalkState)
{
    return;
}

ACPI_STATUS
AcpiDsCallControlMethod (
    ACPI_THREAD_STATE       *Thread,
    ACPI_WALK_STATE         *WalkState,
    ACPI_PARSE_OBJECT       *Op)
{
    return (AE_OK);
}

ACPI_STATUS
AcpiDsMethodDataInitArgs (
    ACPI_OPERAND_OBJECT     **Params,
    UINT32                  MaxParamCount,
    ACPI_WALK_STATE         *WalkState)
{
    return (AE_OK);
}


ACPI_TABLE_DESC             LocalTables[1];


/*******************************************************************************
 *
 * FUNCTION:    AdInitialize
 *
 * PARAMETERS:  None.
 *
 * RETURN:      Status
 *
 * DESCRIPTION: CA initialization
 *
 ******************************************************************************/

ACPI_STATUS
AdInitialize (
    void)
{
    ACPI_STATUS             Status;


    /* ACPI CA subsystem initialization */

    Status = AcpiOsInitialize ();
    AcpiUtInitGlobals ();

    Status = AcpiUtMutexInitialize ();
    if (ACPI_FAILURE (Status))
    {
        return Status;
    }

    Status = AcpiNsRootInitialize ();
    if (ACPI_FAILURE (Status))
    {
        return Status;
    }

    /* Setup the Table Manager (cheat - there is no RSDT) */

    AcpiGbl_RootTableList.Size = 1;
    AcpiGbl_RootTableList.Count = 0;
    AcpiGbl_RootTableList.Tables = LocalTables;

    return Status;
}


/*******************************************************************************
 *
 * FUNCTION:    AdAddExternalsToNamespace
 *
 * PARAMETERS:
 *
 * RETURN:      Status
 *
 * DESCRIPTION:
 *
 ******************************************************************************/

void
AdAddExternalsToNamespace (
    void)
{
    ACPI_STATUS             Status;
    ACPI_NAMESPACE_NODE     *Node;
    ACPI_EXTERNAL_LIST      *External = AcpiGbl_ExternalList;
    ACPI_OPERAND_OBJECT     *MethodDesc;


    while (External)
    {
        Status = AcpiNsLookup (NULL, External->InternalPath, External->Type,
                   ACPI_IMODE_LOAD_PASS1, ACPI_NS_EXTERNAL | ACPI_NS_DONT_OPEN_SCOPE,
                   NULL, &Node);

        if (External->Type == ACPI_TYPE_METHOD)
        {
            MethodDesc = AcpiUtCreateInternalObject (ACPI_TYPE_METHOD);
            MethodDesc->Method.ParamCount = (UINT8) External->Value;
            Node->Object = MethodDesc;
        }

        External = External->Next;
    }
}


/*******************************************************************************
 *
 * FUNCTION:    AdMethodExternalCount
 *
 * PARAMETERS:  None
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Return the number of externals that have been generated
 *
 ******************************************************************************/

UINT32
AdMethodExternalCount (
    void)
{
    ACPI_EXTERNAL_LIST      *External = AcpiGbl_ExternalList;
    UINT32                  Count = 0;


    while (External)
    {
        if (External->Type == ACPI_TYPE_METHOD)
        {
            Count++;
        }

        External = External->Next;
    }

    return (Count);
}


/******************************************************************************
 *
 * FUNCTION:    AdAmlDisassemble
 *
 * PARAMETERS:  Filename        - AML input filename
 *              OutToFile       - TRUE if output should go to a file
 *              Prefix          - Path prefix for output
 *              OutFilename     - where the filename is returned
 *              GetAllTables    - TRUE if all tables are desired
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Disassemble an entire ACPI table
 *
 *****************************************************************************/

extern char *Gbl_ExternalFilename;

ACPI_STATUS
AdAmlDisassemble (
    BOOLEAN                 OutToFile,
    char                    *Filename,
    char                    *Prefix,
    char                    **OutFilename,
    BOOLEAN                 GetAllTables)
{
    ACPI_STATUS             Status;
    char                    *DisasmFilename = NULL;
    FILE                    *File = NULL;
    ACPI_TABLE_HEADER       *Table = NULL;
    ACPI_TABLE_HEADER       *ExternalTable;


    /*
     * Input:  AML Code from either a file,
     *         or via GetTables (memory or registry)
     */
    if (Filename)
    {
        Status = AcpiDbGetTableFromFile (Filename, &Table);
        if (ACPI_FAILURE (Status))
        {
            return Status;
        }

        if (Gbl_ExternalFilename)