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/******************************************************************************

 *

 * Module Name: adisasm - Application-level disassembler routines

 *

 *****************************************************************************/

/******************************************************************************

 *

 * 1. Copyright Notice

 *

 * Some or all of this work - Copyright (c) 1999 - 2011, 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 "accommon.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 

#include 

#define _COMPONENT          ACPI_TOOLS

        ACPI_MODULE_NAME    ("adisasm")

extern int                  AslCompilerdebug;

ACPI_STATUS

LsDisplayNamespace (

    void);

void

LsSetupNsList (

    void                    *Handle);

/* Local prototypes */

static void

AdCreateTableHeader (

    char                    *Filename,

    ACPI_TABLE_HEADER       *Table);

static ACPI_STATUS

AdDeferredParse (

    ACPI_PARSE_OBJECT       *Op,

    UINT8                   *Aml,

    UINT32                  AmlLength);

static ACPI_STATUS

AdParseDeferredOps (

    ACPI_PARSE_OBJECT       *Root);

/* 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 (

    UINT32                  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);

}

static ACPI_TABLE_DESC      LocalTables[1];

static ACPI_PARSE_OBJECT    *AcpiGbl_ParseOpRoot;

/*******************************************************************************

 *

 * FUNCTION:    AdInitialize

 *

 * PARAMETERS:  None

 *

 * RETURN:      Status

 *

 * DESCRIPTION: ACPICA and local initialization

 *

 ******************************************************************************/

ACPI_STATUS

AdInitialize (

    void)

{

    ACPI_STATUS             Status;

    /* ACPI CA subsystem initialization */

    Status = AcpiOsInitialize ();

    if (ACPI_FAILURE (Status))

    {

        return (Status);

    }

    Status = AcpiUtInitGlobals ();

    if (ACPI_FAILURE (Status))

    {

        return (Status);

    }

    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.MaxTableCount = 1;

    AcpiGbl_RootTableList.CurrentTableCount = 0;

    AcpiGbl_RootTableList.Tables = LocalTables;

    return (Status);

}

/******************************************************************************

 *

 * 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

 *

 *****************************************************************************/

ACPI_STATUS

AdAmlDisassemble (

    BOOLEAN                 OutToFile,

    char                    *Filename,

    char                    *Prefix,

    char                    **OutFilename,

    BOOLEAN                 GetAllTables)

{

    ACPI_STATUS             Status;

    char                    *DisasmFilename = NULL;

    char                    *ExternalFilename;

    ACPI_EXTERNAL_FILE      *ExternalFileList = AcpiGbl_ExternalFileList;

    FILE                    *File = NULL;

    ACPI_TABLE_HEADER       *Table = NULL;

    ACPI_TABLE_HEADER       *ExternalTable;

    ACPI_OWNER_ID           OwnerId;

    /*

     * 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;

        }

        /*

         * External filenames separated by commas

         * Example: iasl -e file1,file2,file3 -d xxx.aml

         */

        while (ExternalFileList)

        {

            ExternalFilename = ExternalFileList->Path;

            if (!ACPI_STRCMP (ExternalFilename, Filename))

            {

                /* Next external file */

                ExternalFileList = ExternalFileList->Next;

                continue;

            }

                Status = AcpiDbGetTableFromFile (ExternalFilename, &ExternalTable);

                if (ACPI_FAILURE (Status))

                {

                    return Status;

                }

                /* Load external table for symbol resolution */

                if (ExternalTable)

                {

                    Status = AdParseTable (ExternalTable, &OwnerId, TRUE, TRUE);

                    if (ACPI_FAILURE (Status))

                    {

                        AcpiOsPrintf ("Could not parse external ACPI tables, %s\n",

                            AcpiFormatException (Status));

                        return Status;

                    }

                    /*

                     * Load namespace from names created within control methods

                     * Set owner id of nodes in external table

                     */

                    AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot,

                        AcpiGbl_RootNode, OwnerId);

                    AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot);

                }

            /* Next external file */

            ExternalFileList = ExternalFileList->Next;

            }

            /* Clear external list generated by Scope in external tables */

        if (AcpiGbl_ExternalFileList)

        {

            AcpiDmClearExternalList ();

        }

    }

    else

    {

        Status = AdGetLocalTables (Filename, GetAllTables);

        if (ACPI_FAILURE (Status))

        {

            AcpiOsPrintf ("Could not get ACPI tables, %s\n",

                AcpiFormatException (Status));

            return Status;

        }

        if (!AcpiGbl_DbOpt_disasm)

        {

            return AE_OK;

        }

        /* Obtained the local tables, just disassemble the DSDT */

        Status = AcpiGetTable (ACPI_SIG_DSDT, 0, &Table);

        if (ACPI_FAILURE (Status))

        {

            AcpiOsPrintf ("Could not get DSDT, %s\n",

                AcpiFormatException (Status));

            return Status;

        }

        AcpiOsPrintf ("\nDisassembly of DSDT\n");

        Prefix = AdGenerateFilename ("dsdt", Table->OemTableId);

    }

    /*

     * Output:  ASL code. Redirect to a file if requested

     */

    if (OutToFile)

    {

        /* Create/Open a disassembly output file */

        DisasmFilename = FlGenerateFilename (Prefix, FILE_SUFFIX_DISASSEMBLY);

        if (!OutFilename)

        {

            fprintf (stderr, "Could not generate output filename\n");

            Status = AE_ERROR;

            goto Cleanup;

        }

        File = fopen (DisasmFilename, "w+");

        if (!File)

        {

            fprintf (stderr, "Could not open output file %s\n", DisasmFilename);

            Status = AE_ERROR;

            goto Cleanup;

        }

        AcpiOsRedirectOutput (File);

    }

    *OutFilename = DisasmFilename;

    if (!AcpiUtIsAmlTable (Table))

    {

        AdDisassemblerHeader (Filename);

        AcpiOsPrintf (" * ACPI Data Table [%4.4s]\n *\n",

            Table->Signature);

        AcpiOsPrintf (" * Format: [HexOffset DecimalOffset ByteLength]  FieldName : FieldValue\n */\n\n");

        AcpiDmDumpDataTable (Table);

        fprintf (stderr, "Acpi Data Table [%4.4s] decoded, written to \"%s\"\n",

            Table->Signature, DisasmFilename);

    }

    else

    {

        /* Always parse the tables, only option is what to display */

        Status = AdParseTable (Table, &OwnerId, TRUE, FALSE);

        if (ACPI_FAILURE (Status))

        {

            AcpiOsPrintf ("Could not parse ACPI tables, %s\n",

                AcpiFormatException (Status));

            goto Cleanup;

        }

        if (AslCompilerdebug)

        {

            AcpiOsPrintf ("/**** Before second load\n");

            LsSetupNsList (File);

            LsDisplayNamespace ();

            AcpiOsPrintf ("*****/\n");

        }

        /*

         * Load namespace from names created within control methods

         */

        AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot, AcpiGbl_RootNode, OwnerId);

        /*

         * Cross reference the namespace here, in order to generate External() statements

         */

        AcpiDmCrossReferenceNamespace (AcpiGbl_ParseOpRoot, AcpiGbl_RootNode, OwnerId);

        if (AslCompilerdebug)

        {

            AcpiDmDumpTree (AcpiGbl_ParseOpRoot);

        }

        /* Find possible calls to external control methods */

        AcpiDmFindOrphanMethods (AcpiGbl_ParseOpRoot);

        /* Convert fixed-offset references to resource descriptors to symbolic references */

        AcpiDmConvertResourceIndexes (AcpiGbl_ParseOpRoot, AcpiGbl_RootNode);

        /*

         * If we found any external control methods, we must reparse the entire

         * tree with the new information (namely, the number of arguments per

         * method)

         */

        if (AcpiDmGetExternalMethodCount ())

        {

            fprintf (stderr,

                "\nFound %u external control methods, reparsing with new information\n",

                AcpiDmGetExternalMethodCount ());

            /*

             * Reparse, rebuild namespace. no need to xref namespace

             */

            AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot);

            AcpiNsDeleteNamespaceSubtree (AcpiGbl_RootNode);

            AcpiGbl_RootNode                    = NULL;

            AcpiGbl_RootNodeStruct.Name.Integer = ACPI_ROOT_NAME;

            AcpiGbl_RootNodeStruct.DescriptorType = ACPI_DESC_TYPE_NAMED;

            AcpiGbl_RootNodeStruct.Type         = ACPI_TYPE_DEVICE;

            AcpiGbl_RootNodeStruct.Parent       = NULL;

            AcpiGbl_RootNodeStruct.Child        = NULL;

            AcpiGbl_RootNodeStruct.Peer         = NULL;

            AcpiGbl_RootNodeStruct.Object       = NULL;

            AcpiGbl_RootNodeStruct.Flags        = 0;

            Status = AcpiNsRootInitialize ();

            AcpiDmAddExternalsToNamespace ();

            /* Parse table. No need to reload it, however (FALSE) */

            Status = AdParseTable (Table, NULL, FALSE, FALSE);

            if (ACPI_FAILURE (Status))

            {

                AcpiOsPrintf ("Could not parse ACPI tables, %s\n",

                    AcpiFormatException (Status));

                goto Cleanup;

            }

            if (AslCompilerdebug)

            {

                AcpiOsPrintf ("/**** After second load and resource conversion\n");

                LsSetupNsList (File);

                LsDisplayNamespace ();

                AcpiOsPrintf ("*****/\n");

                AcpiDmDumpTree (AcpiGbl_ParseOpRoot);

            }

        }

        /* Optional displays */

        if (AcpiGbl_DbOpt_disasm)

        {

            AdDisplayTables (Filename, Table);

            fprintf (stderr,

                "Disassembly completed, written to \"%s\"\n",

                DisasmFilename);

        }

    }

Cleanup:

    if (Table && !AcpiUtIsAmlTable (Table))

    {

        ACPI_FREE (Table);

    }

    if (DisasmFilename)

    {

        ACPI_FREE (DisasmFilename);

    }

    if (OutToFile && File)

    {

#ifdef ASL_DISASM_DEBUG

        LsSetupNsList (File);

        LsDisplayNamespace ();

#endif

        fclose (File);

        AcpiOsRedirectOutput (stdout);

    }

    AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot);

    AcpiGbl_ParseOpRoot = NULL;

    return (Status);

}

/******************************************************************************

 *

 * FUNCTION:    AdDisassemblerHeader

 *

 * PARAMETERS:  Filename            - Input file for the table

 *

 * RETURN:      None

 *

 * DESCRIPTION: Create the disassembler header, including ACPI CA signon with

 *              current time and date.

 *

 *****************************************************************************/

void

AdDisassemblerHeader (

    char                    *Filename)

{

    time_t                  Timer;

    time (&Timer);

    /* Header and input table info */

    AcpiOsPrintf ("/*\n");

    AcpiOsPrintf (ACPI_COMMON_HEADER ("AML Disassembler", " * "));

    AcpiOsPrintf (" * Disassembly of %s, %s", Filename, ctime (&Timer));

    AcpiOsPrintf (" *\n");

}

/******************************************************************************

 *

 * FUNCTION:    AdCreateTableHeader

 *

 * PARAMETERS:  Filename            - Input file for the table

 *              Table               - Pointer to the raw table

 *

 * RETURN:      None

 *

 * DESCRIPTION: Create the ASL table header, including ACPI CA signon with

 *              current time and date.

 *

 *****************************************************************************/

static void

AdCreateTableHeader (

    char                    *Filename,

    ACPI_TABLE_HEADER       *Table)

{

    char                    *NewFilename;

    UINT8                   Checksum;

    /*

     * Print file header and dump original table header

     */

    AdDisassemblerHeader (Filename);

    AcpiOsPrintf (" * Original Table Header:\n");

    AcpiOsPrintf (" *     Signature        \"%4.4s\"\n",    Table->Signature);

    AcpiOsPrintf (" *     Length           0x%8.8X (%u)\n", Table->Length, Table->Length);

    /* Print and validate the revision */

    AcpiOsPrintf (" *     Revision         0x%2.2X",      Table->Revision);

    switch (Table->Revision)

    {

    case 0:

        AcpiOsPrintf (" **** Invalid Revision");

        break;

    case 1:

        /* Revision of DSDT controls the ACPI integer width */

        if (ACPI_COMPARE_NAME (Table->Signature, ACPI_SIG_DSDT))

        {

            AcpiOsPrintf (" **** 32-bit table (V1), no 64-bit math support");

        }

        break;

    default:

        break;

    }

    AcpiOsPrintf ("\n");

    /* Print and validate the table checksum */

    AcpiOsPrintf (" *     Checksum         0x%2.2X",        Table->Checksum);

    Checksum = AcpiTbChecksum (ACPI_CAST_PTR (UINT8, Table), Table->Length);

    if (Checksum)

    {

        AcpiOsPrintf (" **** Incorrect checksum, should be 0x%2.2X",

            (UINT8) (Table->Checksum - Checksum));

    }

    AcpiOsPrintf ("\n");

    AcpiOsPrintf (" *     OEM ID           \"%.6s\"\n",     Table->OemId);

    AcpiOsPrintf (" *     OEM Table ID     \"%.8s\"\n",     Table->OemTableId);

    AcpiOsPrintf (" *     OEM Revision     0x%8.8X (%u)\n", Table->OemRevision, Table->OemRevision);

    AcpiOsPrintf (" *     Compiler ID      \"%.4s\"\n",     Table->AslCompilerId);

    AcpiOsPrintf (" *     Compiler Version 0x%8.8X (%u)\n", Table->AslCompilerRevision, Table->AslCompilerRevision);

    AcpiOsPrintf (" */\n\n");

    /* Create AML output filename based on input filename */

    if (Filename)

    {

        NewFilename = FlGenerateFilename (Filename, "aml");

    }

    else

    {

        NewFilename = ACPI_ALLOCATE_ZEROED (9);

        strncat (NewFilename, Table->Signature, 4);

        strcat (NewFilename, ".aml");

    }

    /* Open the ASL definition block */

    AcpiOsPrintf (

        "DefinitionBlock (\"%s\", \"%4.4s\", %hu, \"%.6s\", \"%.8s\", 0x%8.8X)\n",

        NewFilename, Table->Signature, Table->Revision,

        Table->OemId, Table->OemTableId, Table->OemRevision);

    ACPI_FREE (NewFilename);

}

/******************************************************************************

 *

 * FUNCTION:    AdDisplayTables

 *

 * PARAMETERS:  Filename            - Input file for the table

 *              Table               - Pointer to the raw table

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Display (disassemble) loaded tables and dump raw tables

 *

 *****************************************************************************/

ACPI_STATUS

AdDisplayTables (

    char                    *Filename,

    ACPI_TABLE_HEADER       *Table)

{

    if (!AcpiGbl_ParseOpRoot)

    {

        return AE_NOT_EXIST;

    }

    if (!AcpiGbl_DbOpt_verbose)

    {

        AdCreateTableHeader (Filename, Table);

    }

    AcpiDmDisassemble (NULL, AcpiGbl_ParseOpRoot, ACPI_UINT32_MAX);

    if (AcpiGbl_DbOpt_verbose)

    {

        AcpiOsPrintf ("\n\nTable Header:\n");

        AcpiUtDumpBuffer ((UINT8 *) Table, sizeof (ACPI_TABLE_HEADER),

            DB_BYTE_DISPLAY, ACPI_UINT32_MAX);

        AcpiOsPrintf ("Table Body (Length 0x%X)\n", Table->Length);

        AcpiUtDumpBuffer (((UINT8 *) Table + sizeof (ACPI_TABLE_HEADER)), Table->Length,

            DB_BYTE_DISPLAY, ACPI_UINT32_MAX);

    }

    return AE_OK;

}

/******************************************************************************

 *

 * FUNCTION:    AdDeferredParse

 *

 * PARAMETERS:  Op                  - Root Op of the deferred opcode

 *              Aml                 - Pointer to the raw AML

 *              AmlLength           - Length of the AML

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Parse one deferred opcode

 *              (Methods, operation regions, etc.)

 *

 *****************************************************************************/

static ACPI_STATUS

AdDeferredParse (

    ACPI_PARSE_OBJECT       *Op,

    UINT8                   *Aml,

    UINT32                  AmlLength)

{

    ACPI_WALK_STATE         *WalkState;

    ACPI_STATUS             Status;

    ACPI_PARSE_OBJECT       *SearchOp;

    ACPI_PARSE_OBJECT       *StartOp;

    UINT32                  BaseAmlOffset;

    ACPI_PARSE_OBJECT       *ExtraOp;

    ACPI_FUNCTION_TRACE (AdDeferredParse);

    fprintf (stderr, ".");

    if (!Aml || !AmlLength)

    {

        return_ACPI_STATUS (AE_OK);

    }

    ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Parsing %s [%4.4s]\n",

        Op->Common.AmlOpName, (char *) &Op->Named.Name));

    WalkState = AcpiDsCreateWalkState (0, Op, NULL, NULL);

    if (!WalkState)

    {

        return_ACPI_STATUS (AE_NO_MEMORY);

    }

    Status = AcpiDsInitAmlWalk (WalkState, Op, NULL, Aml,

                    AmlLength, NULL, ACPI_IMODE_LOAD_PASS1);

    if (ACPI_FAILURE (Status))

    {

        return_ACPI_STATUS (Status);

    }

    /* Parse the method */

    WalkState->ParseFlags &= ~ACPI_PARSE_DELETE_TREE;

    WalkState->ParseFlags |= ACPI_PARSE_DISASSEMBLE;

    Status = AcpiPsParseAml (WalkState);

    /*

     * We need to update all of the Aml offsets, since the parser thought

     * that the method began at offset zero.  In reality, it began somewhere

     * within the ACPI table, at the BaseAmlOffset.  Walk the entire tree that

     * was just created and update the AmlOffset in each Op

     */

    BaseAmlOffset = (Op->Common.Value.Arg)->Common.AmlOffset + 1;

    StartOp = (Op->Common.Value.Arg)->Common.Next;

    SearchOp = StartOp;

    /* Walk the parse tree */

    while (SearchOp)

    {

        SearchOp->Common.AmlOffset += BaseAmlOffset;

        SearchOp = AcpiPsGetDepthNext (StartOp, SearchOp);

    }

    /*

     * Link the newly parsed subtree into the main parse tree

     */

    switch (Op->Common.AmlOpcode)

    {

    case AML_BUFFER_OP:

    case AML_PACKAGE_OP:

    case AML_VAR_PACKAGE_OP:

        switch (Op->Common.AmlOpcode)

        {

        case AML_PACKAGE_OP:

            ExtraOp = Op->Common.Value.Arg;

            ExtraOp = ExtraOp->Common.Next;

            Op->Common.Value.Arg = ExtraOp->Common.Value.Arg;

            break;

        case AML_VAR_PACKAGE_OP:

        case AML_BUFFER_OP:

        default:

            ExtraOp = Op->Common.Value.Arg;

            Op->Common.Value.Arg = ExtraOp->Common.Value.Arg;

            break;

        }

        /* Must point all parents to the main tree */

        StartOp = Op;

        SearchOp = StartOp;

        while (SearchOp)

        {

            if (SearchOp->Common.Parent == ExtraOp)

            {

                SearchOp->Common.Parent = Op;

            }

            SearchOp = AcpiPsGetDepthNext (StartOp, SearchOp);

        }

        break;

    default:

        break;

    }

    return_ACPI_STATUS (AE_OK);

}

/******************************************************************************

 *

 * FUNCTION:    AdParseDeferredOps

 *

 * PARAMETERS:  Root                - Root of the parse tree

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Parse the deferred opcodes (Methods, regions, etc.)

 *

 *****************************************************************************/

static ACPI_STATUS

AdParseDeferredOps (

    ACPI_PARSE_OBJECT       *Root)

{

    ACPI_PARSE_OBJECT       *Op = Root;

    ACPI_STATUS             Status = AE_OK;

    const ACPI_OPCODE_INFO  *OpInfo;

    ACPI_FUNCTION_NAME (AdParseDeferredOps);

    fprintf (stderr, "Parsing Deferred Opcodes (Methods/Buffers/Packages/Regions)\n");

    while (Op)

    {

        OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode);

        if (!(OpInfo->Flags & AML_DEFER))

        {

            Op = AcpiPsGetDepthNext (Root, Op);

            continue;

        }

        switch (Op->Common.AmlOpcode)

        {

        case AML_METHOD_OP:

        case AML_BUFFER_OP:

        case AML_PACKAGE_OP:

        case AML_VAR_PACKAGE_OP:

            Status = AdDeferredParse (Op, Op->Named.Data, Op->Named.Length);

            if (ACPI_FAILURE (Status))

            {

                return_ACPI_STATUS (Status);

            }

            break;

        case AML_REGION_OP:

        case AML_CREATE_QWORD_FIELD_OP:

        case AML_CREATE_DWORD_FIELD_OP:

        case AML_CREATE_WORD_FIELD_OP:

        case AML_CREATE_BYTE_FIELD_OP:

        case AML_CREATE_BIT_FIELD_OP:

        case AML_CREATE_FIELD_OP:

        case AML_BANK_FIELD_OP:

            /* Nothing to do in these cases */

            break;

        default:

            ACPI_ERROR ((AE_INFO, "Unhandled deferred opcode [%s]",

                Op->Common.AmlOpName));

            break;

        }

        Op = AcpiPsGetDepthNext (Root, Op);

    }

    fprintf (stderr, "\n");

    return Status;

}

/******************************************************************************

 *

 * FUNCTION:    AdGetLocalTables

 *

 * PARAMETERS:  Filename            - Not used

 *              GetAllTables        - TRUE if all tables are desired

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Get the ACPI tables from either memory or a file

 *

 *****************************************************************************/

ACPI_STATUS

AdGetLocalTables (

    char                    *Filename,

    BOOLEAN                 GetAllTables)

{

    ACPI_STATUS             Status;

    ACPI_TABLE_HEADER       TableHeader;

    ACPI_TABLE_HEADER       *NewTable;

    UINT32                  NumTables;

    UINT32                  PointerSize;

    UINT32                  TableIndex;

    if (GetAllTables)

    {

        ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_RSDT);

        AcpiOsTableOverride (&TableHeader, &NewTable);

        if (!NewTable)

        {

            fprintf (stderr, "Could not obtain RSDT\n");

            return AE_NO_ACPI_TABLES;

        }

        else

        {

            AdWriteTable (NewTable, NewTable->Length,

                ACPI_SIG_RSDT, NewTable->OemTableId);

        }

        if (ACPI_COMPARE_NAME (NewTable->Signature, ACPI_SIG_RSDT))

        {

            PointerSize = sizeof (UINT32);

        }

        else

        {

            PointerSize = sizeof (UINT64);

        }

        /*

         * Determine the number of tables pointed to by the RSDT/XSDT.

         * This is defined by the ACPI Specification to be the number of

         * pointers contained within the RSDT/XSDT.  The size of the pointers

         * is architecture-dependent.

         */

        NumTables = (NewTable->Length - sizeof (ACPI_TABLE_HEADER)) / PointerSize;

        AcpiOsPrintf ("There are %u tables defined in the %4.4s\n\n",

            NumTables, NewTable->Signature);

        /* Get the FADT */

        ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_FADT);

        AcpiOsTableOverride (&TableHeader, &NewTable);

        if (NewTable)

        {

            AdWriteTable (NewTable, NewTable->Length,

                ACPI_SIG_FADT, NewTable->OemTableId);

        }

        AcpiOsPrintf ("\n");

        /* Don't bother with FACS, it is usually all zeros */

    }

    /* Always get the DSDT */

    ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_DSDT);

    AcpiOsTableOverride (&TableHeader, &NewTable);

    if (NewTable)

    {

        AdWriteTable (NewTable, NewTable->Length,

            ACPI_SIG_DSDT, NewTable->OemTableId);

        /* Store DSDT in the Table Manager */

        Status = AcpiTbStoreTable (0, NewTable, NewTable->Length,

                    0, &TableIndex);

        if (ACPI_FAILURE (Status))

        {

            fprintf (stderr, "Could not store DSDT\n");

            return AE_NO_ACPI_TABLES;

        }

    }

    else

    {

        fprintf (stderr, "Could not obtain DSDT\n");

        return AE_NO_ACPI_TABLES;

    }

#if 0

    /* TBD: Future implementation */

    AcpiOsPrintf ("\n");

    /* Get all SSDTs */

    ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_SSDT);

    do

    {

        NewTable = NULL;

        Status = AcpiOsTableOverride (&TableHeader, &NewTable);

    } while (NewTable);

#endif

    return AE_OK;

}

/******************************************************************************

 *

 * FUNCTION:    AdParseTable

 *

 * PARAMETERS:  Table               - Pointer to the raw table

 *              OwnerId             - Returned OwnerId of the table

 *              LoadTable           - If add table to the global table list

 *              External            - If this is an external table

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Parse the DSDT.

 *

 *****************************************************************************/

ACPI_STATUS

AdParseTable (

    ACPI_TABLE_HEADER       *Table,

    ACPI_OWNER_ID           *OwnerId,

    BOOLEAN                 LoadTable,

    BOOLEAN                 External)

{

    ACPI_STATUS             Status = AE_OK;

    ACPI_WALK_STATE         *WalkState;

    UINT8                   *AmlStart;

    UINT32                  AmlLength;

    UINT32                  TableIndex;

    if (!Table)

    {

        return AE_NOT_EXIST;

    }

    /* Pass 1:  Parse everything except control method bodies */

    fprintf (stderr, "Pass 1 parse of [%4.4s]\n", (char *) Table->Signature);