dmobject.c

acpi tools for linux include acpiexec and acpixtract

/*******************************************************************************
 *
 * FUNCTION:    AcpiDmDecodeNode
 *
 * PARAMETERS:  Node        - Object to be displayed
 *
 * RETURN:      None
 *
 * DESCRIPTION: Short display of a namespace node
 *
 ******************************************************************************/

static void
AcpiDmDecodeNode (
    ACPI_NAMESPACE_NODE     *Node)
{

    AcpiOsPrintf ("<Node>            Name %4.4s",
            AcpiUtGetNodeName (Node));

    if (Node->Flags & ANOBJ_METHOD_ARG)
    {
        AcpiOsPrintf (" [Method Arg]");
    }
    if (Node->Flags & ANOBJ_METHOD_LOCAL)
    {
        AcpiOsPrintf (" [Method Local]");
    }

    AcpiDmDecodeInternalObject (AcpiNsGetAttachedObject (Node));
}


/*******************************************************************************
 *
 * FUNCTION:    AcpiDmDisplayInternalObject
 *
 * PARAMETERS:  ObjDesc         - Object to be displayed
 *              WalkState       - Current walk state
 *
 * RETURN:      None
 *
 * DESCRIPTION: Short display of an internal object
 *
 ******************************************************************************/

void
AcpiDmDisplayInternalObject (
    ACPI_OPERAND_OBJECT     *ObjDesc,
    ACPI_WALK_STATE         *WalkState)
{
    UINT8                   Type;


    AcpiOsPrintf ("%p ", ObjDesc);

    if (!ObjDesc)
    {
        AcpiOsPrintf ("<Null Object>\n");
        return;
    }

    /* Decode the object type */

    switch (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc))
    {
    case ACPI_DESC_TYPE_PARSER:

        AcpiOsPrintf ("<Parser>  ");
        break;


    case ACPI_DESC_TYPE_NAMED:

        AcpiDmDecodeNode ((ACPI_NAMESPACE_NODE *) ObjDesc);
        break;


    case ACPI_DESC_TYPE_OPERAND:

        Type = ACPI_GET_OBJECT_TYPE (ObjDesc);
        if (Type > ACPI_TYPE_LOCAL_MAX)
        {
            AcpiOsPrintf (" Type %X [Invalid Type]", (UINT32) Type);
            return;
        }

        /* Decode the ACPI object type */

        switch (ACPI_GET_OBJECT_TYPE (ObjDesc))
        {
        case ACPI_TYPE_LOCAL_REFERENCE:

            switch (ObjDesc->Reference.Opcode)
            {
            case AML_LOCAL_OP:

                AcpiOsPrintf ("[Local%d] ", ObjDesc->Reference.Offset);
                if (WalkState)
                {
                    ObjDesc = WalkState->LocalVariables[
                                ObjDesc->Reference.Offset].Object;
                    AcpiOsPrintf ("%p", ObjDesc);
                    AcpiDmDecodeInternalObject (ObjDesc);
                }
                break;


            case AML_ARG_OP:

                AcpiOsPrintf ("[Arg%d]   ", ObjDesc->Reference.Offset);
                if (WalkState)
                {
                    ObjDesc = WalkState->Arguments[
                                ObjDesc->Reference.Offset].Object;
                    AcpiOsPrintf ("%p", ObjDesc);
                    AcpiDmDecodeInternalObject (ObjDesc);
                }
                break;


            case AML_DEBUG_OP:

                AcpiOsPrintf ("[Debug]  ");
                break;


            case AML_INDEX_OP:

                AcpiOsPrintf ("[Index]  ");
                switch (ObjDesc->Reference.TargetType)
                {
                case ACPI_TYPE_BUFFER_FIELD:
                    AcpiOsPrintf ("%p", ObjDesc->Reference.Object);
                    AcpiDmDecodeInternalObject (ObjDesc->Reference.Object);
                    break;

                case ACPI_TYPE_PACKAGE:

                    AcpiOsPrintf ("%p", ObjDesc->Reference.Where);
                    if (!ObjDesc->Reference.Where)
                    {
                        AcpiOsPrintf (" Uninitialized WHERE ptr");
                    }
                    else
                    {
                        AcpiDmDecodeInternalObject (
                            *(ObjDesc->Reference.Where));
                    }
                    break;

                default:
                    AcpiOsPrintf ("Unknown index target type");
                    break;
                }
                break;


            case AML_LOAD_OP:

                AcpiOsPrintf ("[DdbHandle]  ");
                break;


            case AML_REF_OF_OP:

                AcpiOsPrintf ("[RefOf]          ");

                if (!ObjDesc->Reference.Object)
                {
                    AcpiOsPrintf ("Uninitialized reference subobject ptr");
                    break;
                }

                /* Reference can be to a Node or an Operand object */

                switch (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc->Reference.Object))
                {
                case ACPI_DESC_TYPE_NAMED:
                    AcpiDmDecodeNode (ObjDesc->Reference.Object);
                    break;

                case ACPI_DESC_TYPE_OPERAND:
                    AcpiDmDecodeInternalObject (ObjDesc->Reference.Object);
                    break;

                default:
                    break;
                }
                break;

            case AML_INT_NAMEPATH_OP:

                AcpiDmDecodeNode (ObjDesc->Reference.Node);
                break;

            default:

                AcpiOsPrintf ("Unknown Reference opcode %X (%s)\n",
                    ObjDesc->Reference.Opcode,
                    AcpiPsGetOpcodeName (ObjDesc->Reference.Opcode));
                break;
            }
            break;

        default:

            AcpiOsPrintf ("<Obj>            ");
            AcpiDmDecodeInternalObject (ObjDesc);
            break;
        }
        break;


    default:

        AcpiOsPrintf ("<Not a valid ACPI Object Descriptor> [%s]",
                AcpiUtGetDescriptorName (ObjDesc));
        break;
    }

    AcpiOsPrintf ("\n");
}


/*******************************************************************************
 *
 * FUNCTION:    AcpiDmDisplayLocals
 *
 * PARAMETERS:  WalkState       - State for current method
 *
 * RETURN:      None
 *
 * DESCRIPTION: Display all locals for the currently running control method
 *
 ******************************************************************************/

void
AcpiDmDisplayLocals (
    ACPI_WALK_STATE         *WalkState)
{
    UINT32                  i;
    ACPI_OPERAND_OBJECT     *ObjDesc;
    ACPI_NAMESPACE_NODE     *Node;


    ObjDesc = WalkState->MethodDesc;
    Node    = WalkState->MethodNode;
    if (!Node)
    {
        AcpiOsPrintf (
            "No method node (Executing subtree for buffer or opregion)\n");
        return;
    }

    if (Node->Type != ACPI_TYPE_METHOD)
    {
        AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n");
        return;
    }

    AcpiOsPrintf ("Local Variables for method [%4.4s]:\n",
            AcpiUtGetNodeName (Node));

    for (i = 0; i < ACPI_METHOD_NUM_LOCALS; i++)
    {
        ObjDesc = WalkState->LocalVariables[i].Object;
        AcpiOsPrintf ("    Local%X: ", i);
        AcpiDmDisplayInternalObject (ObjDesc, WalkState);
    }
}


/*******************************************************************************
 *
 * FUNCTION:    AcpiDmDisplayArguments
 *
 * PARAMETERS:  WalkState       - State for current method
 *
 * RETURN:      None
 *
 * DESCRIPTION: Display all arguments for the currently running control method
 *
 ******************************************************************************/

void
AcpiDmDisplayArguments (
    ACPI_WALK_STATE         *WalkState)
{
    UINT32                  i;
    ACPI_OPERAND_OBJECT     *ObjDesc;
    ACPI_NAMESPACE_NODE     *Node;


    ObjDesc = WalkState->MethodDesc;
    Node    = WalkState->MethodNode;
    if (!Node)
    {
        AcpiOsPrintf (
            "No method node (Executing subtree for buffer or opregion)\n");
        return;
    }

    if (Node->Type != ACPI_TYPE_METHOD)
    {
        AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n");
        return;
    }

    AcpiOsPrintf (
        "Arguments for Method [%4.4s]:  (%X arguments defined, max concurrency = %X)\n",
        AcpiUtGetNodeName (Node), ObjDesc->Method.ParamCount, ObjDesc->Method.SyncLevel);

    for (i = 0; i < ACPI_METHOD_NUM_ARGS; i++)
    {
        ObjDesc = WalkState->Arguments[i].Object;
        AcpiOsPrintf ("    Arg%d:   ", i);
        AcpiDmDisplayInternalObject (ObjDesc, WalkState);
    }
}

#endif