Subversion Repositories Kolibri OS

 *

 * Module Name: asloperands - AML operand processing

 *

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

 *

 * 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 "aslcompiler.y.h"

#include "amlcode.h"

        ACPI_MODULE_NAME    ("asloperands")

OpnDoField (

    ACPI_PARSE_OBJECT       *Op);

OpnDoBankField (

    ACPI_PARSE_OBJECT       *Op);

OpnDoBuffer (

    ACPI_PARSE_OBJECT       *Op);

OpnDoDefinitionBlock (

    ACPI_PARSE_OBJECT       *Op);

OpnDoFieldCommon (

    ACPI_PARSE_OBJECT       *FieldOp,

    ACPI_PARSE_OBJECT       *Op);

OpnDoIndexField (

    ACPI_PARSE_OBJECT       *Op);

OpnDoLoadTable (

    ACPI_PARSE_OBJECT       *Op);

OpnDoMethod (

    ACPI_PARSE_OBJECT       *Op);

OpnDoMutex (

    ACPI_PARSE_OBJECT       *Op);

OpnDoRegion (

    ACPI_PARSE_OBJECT       *Op);

OpnAttachNameToNode (

    ACPI_PARSE_OBJECT       *Op);

 *

 * FUNCTION:    OpnDoMutex

 *

 * PARAMETERS:  Op        - The parent parse node

 *

 * RETURN:      None

 *

 * DESCRIPTION: Construct the operands for the MUTEX ASL keyword.

 *

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

OpnDoMutex (

    ACPI_PARSE_OBJECT       *Op)

{

    ACPI_PARSE_OBJECT       *Next;

    Next = Next->Asl.Next;

    {

        AslError (ASL_ERROR, ASL_MSG_SYNC_LEVEL, Next, NULL);

    }

    return;

}

 *

 * FUNCTION:    OpnDoMethod

 *

 * PARAMETERS:  Op        - The parent parse node

 *

 * RETURN:      None

 *

 * DESCRIPTION: Construct the operands for the METHOD ASL keyword.

 *

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

OpnDoMethod (

    ACPI_PARSE_OBJECT       *Op)

{

    ACPI_PARSE_OBJECT       *Next;

    UINT8                   Serialized = 0;

    UINT8                   Concurrency = 0;

    UINT8                   MethodFlags;

    /* Method name */

    if (Next->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)

    {

        NumArgs = (UINT8) Next->Asl.Value.Integer;

        Next->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;

    }

    if (Next->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)

    {

        Serialized = (UINT8) Next->Asl.Value.Integer;

        Next->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;

    }

    if (Next->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)

    {

        if (Next->Asl.Value.Integer > 15)

        {

            AslError (ASL_ERROR, ASL_MSG_SYNC_LEVEL, Next, NULL);

        }

        Concurrency = (UINT8) Next->Asl.Value.Integer;

    }

                          ((Serialized & 0x1) << 3) |

                          ((Concurrency & 0xF) << 4));

    Next->Asl.AmlOpcode = AML_RAW_DATA_BYTE;

    Next->Asl.AmlLength = 1;

    Next->Asl.ParseOpcode = PARSEOP_RAW_DATA;

}

 *

 * FUNCTION:    OpnDoFieldCommon

 *

 * PARAMETERS:  FieldOp       - Node for an ASL field

 *              Op            - The parent parse node

 *

 * RETURN:      None

 *

 * DESCRIPTION: Construct the AML operands for the various field keywords,

 *              FIELD, BANKFIELD, INDEXFIELD

 *

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

OpnDoFieldCommon (

    ACPI_PARSE_OBJECT       *FieldOp,

    ACPI_PARSE_OBJECT       *Op)

{

    ACPI_PARSE_OBJECT       *Next;

    ACPI_PARSE_OBJECT       *PkgLengthNode;

    UINT32                  CurrentBitOffset;

    UINT32                  NewBitOffset;

    UINT8                   AccessType;

    UINT8                   LockRule;

    UINT8                   UpdateRule;

    UINT8                   FieldFlags;

    UINT32                  MinimumLength;

    Op->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;

    LockRule = (UINT8) Next->Asl.Value.Integer;

    Next->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;

    UpdateRule = (UINT8) Next->Asl.Value.Integer;

     * Generate the flags byte.  The various fields are already

     * in the right bit position via translation from the

     * keywords by the parser.

     */

    FieldFlags = (UINT8) (AccessType | LockRule | UpdateRule);

    Next->Asl.AmlOpcode     = AML_RAW_DATA_BYTE;

    Next->Asl.AmlLength     = 1;

    Next->Asl.ParseOpcode   = PARSEOP_RAW_DATA;

    CurrentBitOffset = 0;

    {

        /* Save the offset of this field unit */

        {

        case PARSEOP_ACCESSAS:

            AccessType = (UINT8) PkgLengthNode->Asl.Value.Integer;

            break;

            NewBitOffset = ((UINT32) PkgLengthNode->Asl.Value.Integer) * 8;

             * Examine the specified offset in relation to the

             * current offset counter.

             */

            if (NewBitOffset < CurrentBitOffset)

            {

                /*

                 * Not allowed to specify a backwards offset!

                 * Issue error and ignore this node.

                 */

                AslError (ASL_ERROR, ASL_MSG_BACKWARDS_OFFSET, PkgLengthNode,

                    NULL);

                Next->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;

                PkgLengthNode->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;

            }

            else if (NewBitOffset == CurrentBitOffset)

            {

                /*

                 * Offset is redundant; we don't need to output an

                 * offset opcode.  Just set these nodes to default

                 */

                Next->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;

                PkgLengthNode->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;

            }

            else

            {

                /*

                 * Valid new offset - set the value to be inserted into the AML

                 * and update the offset counter.

                 */

                PkgLengthNode->Asl.Value.Integer =

                    NewBitOffset - CurrentBitOffset;

                CurrentBitOffset = NewBitOffset;

            }

            break;

        case PARSEOP_RESERVED_BYTES:

            NewBitOffset      = (UINT32) PkgLengthNode->Asl.Value.Integer;

            CurrentBitOffset += NewBitOffset;

            {

                case AML_FIELD_ACCESS_ANY:

                case AML_FIELD_ACCESS_BYTE:

                case AML_FIELD_ACCESS_BUFFER:

                default:

                    MinimumLength = 8;

                    break;

                    MinimumLength = 16;

                    break;

                    MinimumLength = 32;

                    break;

                    MinimumLength = 64;

                    break;

            }

            break;

            /* All supported field opcodes must appear above */

            break;

        }

    }

}

 *

 * FUNCTION:    OpnDoField

 *

 * PARAMETERS:  Op        - The parent parse node

 *

 * RETURN:      None

 *

 * DESCRIPTION: Construct the AML operands for the FIELD ASL keyword

 *

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

OpnDoField (

    ACPI_PARSE_OBJECT       *Op)

{

    ACPI_PARSE_OBJECT       *Next;

    /* First child is field name */

}

 *

 * FUNCTION:    OpnDoIndexField

 *

 * PARAMETERS:  Op        - The parent parse node

 *

 * RETURN:      None

 *

 * DESCRIPTION: Construct the AML operands for the INDEXFIELD ASL keyword

 *

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

OpnDoIndexField (

    ACPI_PARSE_OBJECT       *Op)

{

    ACPI_PARSE_OBJECT       *Next;

    /* First child is the index name */

}

 *

 * FUNCTION:    OpnDoBankField

 *

 * PARAMETERS:  Op        - The parent parse node

 *

 * RETURN:      None

 *

 * DESCRIPTION: Construct the AML operands for the BANKFIELD ASL keyword

 *

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

OpnDoBankField (

    ACPI_PARSE_OBJECT       *Op)

{

    ACPI_PARSE_OBJECT       *Next;

    /* First child is the region name */

}

 *

 * FUNCTION:    OpnDoRegion

 *

 * PARAMETERS:  Op        - The parent parse node

 *

 * RETURN:      None

 *

 * DESCRIPTION: Tries to get the length of the region.  Can only do this at

 *              compile time if the length is a constant.

 *

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

OpnDoRegion (

    ACPI_PARSE_OBJECT       *Op)

{

    ACPI_PARSE_OBJECT       *Next;

    /* First child is the region name */

    if (Next->Asl.ParseOpcode == PARSEOP_INTEGER)

    {

        Op->Asl.Value.Integer = Next->Asl.Value.Integer;

    }

    else

    {

        Op->Asl.Value.Integer = ACPI_UINT64_MAX;

    }

}

 *

 * FUNCTION:    OpnDoBuffer

 *

 * PARAMETERS:  Op        - The parent parse node

 *

 * RETURN:      None

 *

 * DESCRIPTION: Construct the AML operands for the BUFFER ASL keyword.  We

 *              build a single raw byte buffer from the initialization nodes,

 *              each parse node contains a buffer byte.

 *

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

OpnDoBuffer (

    ACPI_PARSE_OBJECT       *Op)

{

    ACPI_PARSE_OBJECT       *InitializerOp;

    ACPI_PARSE_OBJECT       *BufferLengthOp;

    /* Buffer Length is next, followed by the initializer list */

    InitializerOp = BufferLengthOp->Asl.Next;

     * If the BufferLength is not an INTEGER or was not specified in the ASL

     * (DEFAULT_ARG), it is a TermArg that is

     * evaluated at run-time, and we are therefore finished.

     */

    if ((BufferLengthOp->Asl.ParseOpcode != PARSEOP_INTEGER) &&

        (BufferLengthOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG))

    {

        return;

    }

     * We want to count the number of items in the initializer list, because if

     * it is larger than the buffer length, we will define the buffer size

     * to be the size of the initializer list (as per the ACPI Specification)

     */

    switch (InitializerOp->Asl.ParseOpcode)

    {

    case PARSEOP_INTEGER:

    case PARSEOP_BYTECONST:

    case PARSEOP_WORDCONST:

    case PARSEOP_DWORDCONST:

        {

            /* For buffers, this is a list of raw bytes */

            InitializerOp->Asl.AmlLength      = 1;

            InitializerOp->Asl.ParseOpcode    = PARSEOP_RAW_DATA;

            InitializerOp = ASL_GET_PEER_NODE (InitializerOp);

        }

        break;

         * Only one initializer, the string.  Buffer must be big enough to hold

         * the string plus the null termination byte

         */

        BufferLength = strlen (InitializerOp->Asl.Value.String) + 1;

        InitializerOp->Asl.AmlLength      = BufferLength;

        InitializerOp->Asl.ParseOpcode    = PARSEOP_RAW_DATA;

        break;

        return;

        break;

        AslError (ASL_ERROR, ASL_MSG_INVALID_OPERAND, InitializerOp,

            "Unknown buffer initializer opcode");

        printf ("Unknown buffer initializer opcode [%s]\n",

                        UtGetOpName (InitializerOp->Asl.ParseOpcode));

        return;

    }

    {

        BufferLength = (UINT32) BufferLengthOp->Asl.Value.Integer;

    }

    {

        /* No length AND no items -- issue notice */

    }

     * Just set the buffer size node to be the buffer length, regardless

     * of whether it was previously an integer or a default_arg placeholder

     */

    BufferLengthOp->Asl.ParseOpcode   = PARSEOP_INTEGER;

    BufferLengthOp->Asl.AmlOpcode     = AML_DWORD_OP;

    BufferLengthOp->Asl.Value.Integer = BufferLength;

}

 *

 * FUNCTION:    OpnDoPackage

 *

 * PARAMETERS:  Op        - The parent parse node

 *

 * RETURN:      None

 *

 * DESCRIPTION: Construct the AML operands for the PACKAGE ASL keyword.  NOTE:

 *              can only be called after constants have been folded, to ensure

 *              that the PackageLength operand has been fully reduced.

 *

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

OpnDoPackage (

    ACPI_PARSE_OBJECT       *Op)

{

    ACPI_PARSE_OBJECT       *InitializerOp;

    ACPI_PARSE_OBJECT       *PackageLengthOp;

    UINT32                  PackageLength = 0;

    InitializerOp = PackageLengthOp->Asl.Next;

    {

        /* The peer list contains the byte list (if any...) */

        {

            PackageLength++;

            InitializerOp = InitializerOp->Asl.Next;

        }

    }

        (PackageLengthOp->Asl.ParseOpcode == PARSEOP_QWORDCONST))

    {

        if (PackageLengthOp->Asl.Value.Integer > PackageLength)

        {

            /*

             * Allow package length to be longer than the initializer

             * list -- but if the length of initializer list is nonzero,

             * issue a message since this is probably a coding error,

             * even though technically legal.

             */

            if (PackageLength > 0)

            {

                AslError (ASL_REMARK, ASL_MSG_LIST_LENGTH_SHORT,

                    PackageLengthOp, NULL);

            }

        }

        else if (PackageLengthOp->Asl.Value.Integer < PackageLength)

        {

            /*

             * The package length is smaller than the length of the

             * initializer list. This is an error as per the ACPI spec.

             */

            AslError (ASL_ERROR, ASL_MSG_LIST_LENGTH_LONG,

                PackageLengthOp, NULL);

        }

    }

    {

        /*

         * This is the case if the PackageLength was left empty - Package()

         * The package length becomes the length of the initializer list

         */

        Op->Asl.Child->Asl.ParseOpcode = PARSEOP_INTEGER;

        Op->Asl.Child->Asl.Value.Integer = PackageLength;

    }

        (PackageLengthOp->Asl.ParseOpcode == PARSEOP_QWORDCONST)   ||

        (PackageLengthOp->Asl.ParseOpcode == PARSEOP_DEFAULT_ARG))

    {

        if (!PackageLength)

        {

            /* No length AND no initializer list -- issue a remark */

                PackageLengthOp, NULL);

        }

    }

     * If the PackageLength is a constant <= 255, we can change the

     * AML opcode from VarPackage to a simple (ACPI 1.0) Package opcode.

     */

    if ((Op->Asl.Child->Asl.ParseOpcode == PARSEOP_INTEGER) &&

        (Op->Asl.Child->Asl.Value.Integer <= 255))

    {

        Op->Asl.AmlOpcode = AML_PACKAGE_OP;

        Op->Asl.ParseOpcode = PARSEOP_PACKAGE;

         * Just set the package size node to be the package length, regardless

         * of whether it was previously an integer or a default_arg placeholder

         */

        PackageLengthOp->Asl.AmlOpcode = AML_RAW_DATA_BYTE;

        PackageLengthOp->Asl.AmlLength = 1;

        PackageLengthOp->Asl.ParseOpcode = PARSEOP_RAW_DATA;

        PackageLengthOp->Asl.Value.Integer = PackageLength;

    }

}

 *

 * FUNCTION:    OpnDoLoadTable

 *

 * PARAMETERS:  Op        - The parent parse node

 *

 * RETURN:      None

 *

 * DESCRIPTION: Construct the AML operands for the LOADTABLE ASL keyword.

 *

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

OpnDoLoadTable (

    ACPI_PARSE_OBJECT       *Op)

{

    ACPI_PARSE_OBJECT       *Next;

    /* First child is the table signature */

    if (Next->Asl.ParseOpcode == PARSEOP_ZERO)

    {

        Next->Asl.ParseOpcode    = PARSEOP_STRING_LITERAL;

        Next->Asl.Value.String   = "\\";

        Next->Asl.AmlLength      = 2;

        OpcGenerateAmlOpcode (Next);

    }

    /* Fifth child is the [optional] ParameterPathString */

    /* Sixth child is the [optional] ParameterData */

    if (Next->Asl.ParseOpcode == DEFAULT_ARG)

    {

        Next->Asl.AmlLength = 1;

        Next->Asl.ParseOpcode = ZERO;

        OpcGenerateAmlOpcode (Next);

    }

    if (Next->Asl.ParseOpcode == DEFAULT_ARG)

    {

        Next->Asl.AmlLength = 1;

        Next->Asl.ParseOpcode = ZERO;

        OpcGenerateAmlOpcode (Next);

    }

#endif

}

 *

 * FUNCTION:    OpnDoDefinitionBlock

 *

 * PARAMETERS:  Op        - The parent parse node

 *

 * RETURN:      None

 *

 * DESCRIPTION: Construct the AML operands for the DEFINITIONBLOCK ASL keyword

 *

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

OpnDoDefinitionBlock (

    ACPI_PARSE_OBJECT       *Op)

{

    ACPI_PARSE_OBJECT       *Child;

    ACPI_SIZE               Length;

    UINT32                  i;

    char                    *Filename;

     * These nodes get stuffed into the table header.  They are special

     * cased when the table is written to the output file.

     *

     * Mark all of these nodes as non-usable so they won't get output

     * as AML opcodes!

     */

    if (Child->Asl.Value.Buffer  &&

        *Child->Asl.Value.Buffer &&

        (Gbl_UseDefaultAmlFilename))

    {

        /*

         * We will use the AML filename that is embedded in the source file

         * for the output filename.

         */

        Filename = ACPI_ALLOCATE (strlen (Gbl_DirectoryPath) +

                    strlen ((char *) Child->Asl.Value.Buffer) + 1);

        strcat (Filename, (char *) Child->Asl.Value.Buffer);

    }

    Child->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;

    Child->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;

    if (Child->Asl.Value.String)

    {

        Gbl_TableSignature = Child->Asl.Value.String;

        if (ACPI_STRLEN (Gbl_TableSignature) != 4)

        {

            AslError (ASL_ERROR, ASL_MSG_TABLE_SIGNATURE, Child,

                "Length not exactly 4");

        }

        {

            if (!isalnum ((int) Gbl_TableSignature[i]))

            {

                AslError (ASL_ERROR, ASL_MSG_TABLE_SIGNATURE, Child,

                    "Contains non-alphanumeric characters");

            }

        }

    }

    Child->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;

    /*

     * We used the revision to set the integer width earlier

     */

    Child->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;

    Child->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;

    if (Child->Asl.Value.String)

    {

        Length = ACPI_STRLEN (Child->Asl.Value.String);

        Gbl_TableId = AcpiOsAllocate (Length + 1);

        ACPI_STRCPY (Gbl_TableId, Child->Asl.Value.String);

        {

            if (Gbl_TableId[i] == ' ')

            {

                Gbl_TableId[i] = 0;

                break;

            }

        }

    }

    Child->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;

}

 *

 * FUNCTION:    UtGetArg

 *

 * PARAMETERS:  Op              - Get an argument for this op

 *              Argn            - Nth argument to get

 *

 * RETURN:      The argument (as an Op object).  NULL if argument does not exist

 *

 * DESCRIPTION: Get the specified op's argument (peer)

 *

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

UtGetArg (

    ACPI_PARSE_OBJECT       *Op,

    UINT32                  Argn)

{

    ACPI_PARSE_OBJECT       *Arg = NULL;

    while (Arg && Argn)

    {

        Argn--;

        Arg = Arg->Asl.Next;

    }

}

 *

 * FUNCTION:    OpnAttachNameToNode

 *

 * PARAMETERS:  Op        - The parent parse node

 *

 * RETURN:      None

 *

 * DESCRIPTION: For the named ASL/AML operators, get the actual name from the

 *              argument list and attach it to the parent node so that we

 *              can get to it quickly later.

 *

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

OpnAttachNameToNode (

    ACPI_PARSE_OBJECT       *Op)

{

    ACPI_PARSE_OBJECT       *Child = NULL;

    {

        Child = UtGetArg (Op, 0);

    }

    else switch (Op->Asl.AmlOpcode)

    {

    case AML_DATA_REGION_OP:

    case AML_DEVICE_OP:

    case AML_EVENT_OP:

    case AML_METHOD_OP:

    case AML_MUTEX_OP:

    case AML_REGION_OP:

    case AML_POWER_RES_OP:

    case AML_PROCESSOR_OP:

    case AML_THERMAL_ZONE_OP:

    case AML_NAME_OP:

    case AML_SCOPE_OP: