dbcmds.c

acpi tools for linux include acpiexec and acpixtract

    {
        AcpiOsPrintf ("AcpiGetCurrentResources failed: %s\n",
            AcpiFormatException (Status));
        goto Exit1;
    }

    /* Convert internal resource list to external AML resource template */

    Status = AcpiRsCreateAmlResources (ResourceObj.Pointer, &NewAml);
    if (ACPI_FAILURE (Status))
    {
        AcpiOsPrintf ("AcpiRsCreateAmlResources failed: %s\n",
            AcpiFormatException (Status));
        goto Exit2;
    }

    /* Compare original AML to the newly created AML resource list */

    OriginalAml = ReturnObj.Pointer;

    AcpiDmCompareAmlResources (
        OriginalAml->Buffer.Pointer, (ACPI_RSDESC_SIZE) OriginalAml->Buffer.Length,
        NewAml.Pointer, (ACPI_RSDESC_SIZE) NewAml.Length);

    /* Cleanup and exit */

    ACPI_FREE (NewAml.Pointer);
Exit2:
    ACPI_FREE (ResourceObj.Pointer);
Exit1:
    ACPI_FREE (ReturnObj.Pointer);
    return (Status);
}


/*******************************************************************************
 *
 * FUNCTION:    AcpiDbDisplayResources
 *
 * PARAMETERS:  ObjectArg       - String with hex value of the object
 *
 * RETURN:      None
 *
 * DESCRIPTION: Display the resource objects associated with a device.
 *
 ******************************************************************************/

void
AcpiDbDisplayResources (
    char                    *ObjectArg)
{
    ACPI_NAMESPACE_NODE     *Node;
    ACPI_STATUS             Status;
    ACPI_BUFFER             ReturnObj;


    AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT);
    AcpiDbgLevel |= ACPI_LV_RESOURCES;

    /* Convert string to object pointer */

    Node = AcpiDbConvertToNode (ObjectArg);
    if (!Node)
    {
        return;
    }

    /* Prepare for a return object of arbitrary size */

    ReturnObj.Pointer = AcpiGbl_DbBuffer;
    ReturnObj.Length  = ACPI_DEBUG_BUFFER_SIZE;

    /* _PRT */

    AcpiOsPrintf ("Evaluating _PRT\n");

    /* Check if _PRT exists */

    Status = AcpiEvaluateObject (Node, METHOD_NAME__PRT, NULL, &ReturnObj);
    if (ACPI_FAILURE (Status))
    {
        AcpiOsPrintf ("Could not obtain _PRT: %s\n",
            AcpiFormatException (Status));
        goto GetCrs;
    }

    ReturnObj.Pointer = AcpiGbl_DbBuffer;
    ReturnObj.Length  = ACPI_DEBUG_BUFFER_SIZE;

    Status = AcpiGetIrqRoutingTable (Node, &ReturnObj);
    if (ACPI_FAILURE (Status))
    {
        AcpiOsPrintf ("GetIrqRoutingTable failed: %s\n",
            AcpiFormatException (Status));
        goto GetCrs;
    }

    AcpiRsDumpIrqList (ACPI_CAST_PTR (UINT8, AcpiGbl_DbBuffer));


    /* _CRS */

GetCrs:
    AcpiOsPrintf ("Evaluating _CRS\n");

    ReturnObj.Pointer = AcpiGbl_DbBuffer;
    ReturnObj.Length  = ACPI_DEBUG_BUFFER_SIZE;

    /* Check if _CRS exists */

    Status = AcpiEvaluateObject (Node, METHOD_NAME__CRS, NULL, &ReturnObj);
    if (ACPI_FAILURE (Status))
    {
        AcpiOsPrintf ("Could not obtain _CRS: %s\n",
            AcpiFormatException (Status));
        goto GetPrs;
    }

    /* Get the _CRS resource list */

    ReturnObj.Pointer = AcpiGbl_DbBuffer;
    ReturnObj.Length  = ACPI_DEBUG_BUFFER_SIZE;

    Status = AcpiGetCurrentResources (Node, &ReturnObj);
    if (ACPI_FAILURE (Status))
    {
        AcpiOsPrintf ("AcpiGetCurrentResources failed: %s\n",
            AcpiFormatException (Status));
        goto GetPrs;
    }

    /* Dump the _CRS resource list */

    AcpiRsDumpResourceList (ACPI_CAST_PTR (ACPI_RESOURCE,
        ReturnObj.Pointer));

    /*
     * Perform comparison of original AML to newly created AML. This tests both
     * the AML->Resource conversion and the Resource->Aml conversion.
     */
    Status = AcpiDmTestResourceConversion (Node, METHOD_NAME__CRS);

    /* Execute _SRS with the resource list */

    Status = AcpiSetCurrentResources (Node, &ReturnObj);
    if (ACPI_FAILURE (Status))
    {
        AcpiOsPrintf ("AcpiSetCurrentResources failed: %s\n",
            AcpiFormatException (Status));
        goto GetPrs;
    }


    /* _PRS */

GetPrs:
    AcpiOsPrintf ("Evaluating _PRS\n");

    ReturnObj.Pointer = AcpiGbl_DbBuffer;
    ReturnObj.Length  = ACPI_DEBUG_BUFFER_SIZE;

    /* Check if _PRS exists */

    Status = AcpiEvaluateObject (Node, METHOD_NAME__PRS, NULL, &ReturnObj);
    if (ACPI_FAILURE (Status))
    {
        AcpiOsPrintf ("Could not obtain _PRS: %s\n",
            AcpiFormatException (Status));
        goto Cleanup;
    }

    ReturnObj.Pointer = AcpiGbl_DbBuffer;
    ReturnObj.Length  = ACPI_DEBUG_BUFFER_SIZE;

    Status = AcpiGetPossibleResources (Node, &ReturnObj);
    if (ACPI_FAILURE (Status))
    {
        AcpiOsPrintf ("AcpiGetPossibleResources failed: %s\n",
            AcpiFormatException (Status));
        goto Cleanup;
    }

    AcpiRsDumpResourceList (ACPI_CAST_PTR (ACPI_RESOURCE, AcpiGbl_DbBuffer));

Cleanup:

    AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT);
    return;
}


/*******************************************************************************
 *
 * FUNCTION:    AcpiDbIntegrityWalk
 *
 * PARAMETERS:  Callback from WalkNamespace
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Examine one NS node for valid values.
 *
 ******************************************************************************/

static ACPI_STATUS
AcpiDbIntegrityWalk (
    ACPI_HANDLE             ObjHandle,
    UINT32                  NestingLevel,
    void                    *Context,
    void                    **ReturnValue)
{
    ACPI_INTEGRITY_INFO     *Info = (ACPI_INTEGRITY_INFO *) Context;
    ACPI_NAMESPACE_NODE     *Node = (ACPI_NAMESPACE_NODE *) ObjHandle;
    ACPI_OPERAND_OBJECT     *Object;
    BOOLEAN                 Alias = TRUE;


    Info->Nodes++;

    /* Verify the NS node, and dereference aliases */

    while (Alias)
    {
        if (ACPI_GET_DESCRIPTOR_TYPE (Node) != ACPI_DESC_TYPE_NAMED)
        {
            AcpiOsPrintf ("Invalid Descriptor Type for Node %p [%s] - is %2.2X should be %2.2X\n",
                Node, AcpiUtGetDescriptorName (Node), ACPI_GET_DESCRIPTOR_TYPE (Node),
                ACPI_DESC_TYPE_NAMED);
            return (AE_OK);
        }

        if ((Node->Type == ACPI_TYPE_LOCAL_ALIAS)  ||
            (Node->Type == ACPI_TYPE_LOCAL_METHOD_ALIAS))
        {
            Node = (ACPI_NAMESPACE_NODE *) Node->Object;
        }
        else
        {
            Alias = FALSE;
        }
    }

    if (Node->Type > ACPI_TYPE_LOCAL_MAX)
    {
        AcpiOsPrintf ("Invalid Object Type for Node %p, Type = %X\n",
            Node, Node->Type);
        return (AE_OK);
    }

    if (!AcpiUtValidAcpiName (Node->Name.Integer))
    {
        AcpiOsPrintf ("Invalid AcpiName for Node %p\n", Node);
        return (AE_OK);
    }

    Object = AcpiNsGetAttachedObject (Node);
    if (Object)
    {
        Info->Objects++;
        if (ACPI_GET_DESCRIPTOR_TYPE (Object) != ACPI_DESC_TYPE_OPERAND)
        {
            AcpiOsPrintf ("Invalid Descriptor Type for Object %p [%s]\n",
                Object, AcpiUtGetDescriptorName (Object));
        }
    }

    return (AE_OK);
}


/*******************************************************************************
 *
 * FUNCTION:    AcpiDbCheckIntegrity
 *
 * PARAMETERS:  None
 *
 * RETURN:      None
 *
 * DESCRIPTION: Check entire namespace for data structure integrity
 *
 ******************************************************************************/

void
AcpiDbCheckIntegrity (
    void)
{
    ACPI_INTEGRITY_INFO     Info = {0,0};

    /* Search all nodes in namespace */

    (void) AcpiWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,
                    AcpiDbIntegrityWalk, (void *) &Info, NULL);

    AcpiOsPrintf ("Verified %d namespace nodes with %d Objects\n",
        Info.Nodes, Info.Objects);
}


/*******************************************************************************
 *
 * FUNCTION:    AcpiDbGenerateGpe
 *
 * PARAMETERS:  GpeArg          - Raw GPE number, ascii string
 *              BlockArg        - GPE block number, ascii string
 *                                0 or 1 for FADT GPE blocks
 *
 * RETURN:      None
 *
 * DESCRIPTION: Generate a GPE
 *
 ******************************************************************************/

void
AcpiDbGenerateGpe (
    char                    *GpeArg,
    char                    *BlockArg)
{
    UINT32                  BlockNumber;
    UINT32                  GpeNumber;
    ACPI_GPE_EVENT_INFO     *GpeEventInfo;


    GpeNumber   = ACPI_STRTOUL (GpeArg, NULL, 0);
    BlockNumber = ACPI_STRTOUL (BlockArg, NULL, 0);


    GpeEventInfo = AcpiEvGetGpeEventInfo (ACPI_TO_POINTER (BlockNumber),
        GpeNumber);
    if (!GpeEventInfo)
    {
        AcpiOsPrintf ("Invalid GPE\n");
        return;
    }

    (void) AcpiEvGpeDispatch (GpeEventInfo, GpeNumber);
}


/*******************************************************************************
 *
 * FUNCTION:    AcpiDbBusWalk
 *
 * PARAMETERS:  Callback from WalkNamespace
 *
 * RETURN:      Status
 *
 * DESCRIPTION: Display info about device objects that have a corresponding
 *              _PRT method.
 *
 ******************************************************************************/

static ACPI_STATUS
AcpiDbBusWalk (
    ACPI_HANDLE             ObjHandle,
    UINT32                  NestingLevel,
    void                    *Context,
    void                    **ReturnValue)
{
    ACPI_NAMESPACE_NODE     *Node = (ACPI_NAMESPACE_NODE *) ObjHandle;
    ACPI_STATUS             Status;
    ACPI_BUFFER             Buffer;
    ACPI_INTEGER            ADR;
    ACPI_DEVICE_ID          Id;
    ACPI_COMPATIBLE_ID_LIST *Cid;
    ACPI_NAMESPACE_NODE     *TempNode;


    /* Exit if there is no _PRT under this device */

    Status = AcpiGetHandle (Node, METHOD_NAME__PRT,
                ACPI_CAST_PTR (ACPI_HANDLE, &TempNode));
    if (ACPI_FAILURE (Status))
    {
        return (AE_OK);
    }

    /* Get the full path to this device object */

    Buffer.Length = ACPI_ALLOCATE_LOCAL_BUFFER;
    Status = AcpiNsHandleToPathname (ObjHandle, &Buffer);
    if (ACPI_FAILURE (Status))
    {
        AcpiOsPrintf ("Could Not get pathname for object %p\n", ObjHandle);
        return (AE_OK);
    }

    /* Display the full path */

    AcpiOsPrintf ("%-32s", (char *) Buffer.Pointer);
    ACPI_FREE (Buffer.Pointer);

    /* _PRT info */

    AcpiOsPrintf ("_PRT=%p", TempNode);

    /* Get the _ADR value */

    Status = AcpiUtEvaluateNumericObject (METHOD_NAME__ADR, Node, &ADR);
    if (ACPI_FAILURE (Status))
    {
        AcpiOsPrintf (" No _ADR      ");
    }
    else
    {
        AcpiOsPrintf (" _ADR=%8.8X", (UINT32) ADR);
    }

    /* Get the _HID if present */

    Status = AcpiUtExecute_HID (Node, &Id);
    if (ACPI_SUCCESS (Status))
    {
        AcpiOsPrintf (" _HID=%s", Id.Value);
    }
    else
    {
        AcpiOsPrintf ("             ");
    }

    /* Get the _UID if present */

    Status = AcpiUtExecute_UID (Node, &Id);
    if (ACPI_SUCCESS (Status))
    {
        AcpiOsPrintf (" _UID=%s", Id.Value);
    }

    /* Get the _CID if present */

    Status = AcpiUtExecute_CID (Node, &Cid);
    if (ACPI_SUCCESS (Status))
    {
        AcpiOsPrintf (" _CID=%s", Cid->Id[0].Value);
        ACPI_FREE (Cid);
    }

    AcpiOsPrintf ("\n");
    return (AE_OK);
}


/*******************************************************************************
 *
 * FUNCTION:    AcpiDbGetBusInfo
 *
 * PARAMETERS:  None
 *
 * RETURN:      None
 *
 * DESCRIPTION: Display info about system busses.
 *
 ******************************************************************************/

void
AcpiDbGetBusInfo (
    void)
{
    /* Search all nodes in namespace */

    (void) AcpiWalkNamespace (ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,
                    AcpiDbBusWalk, NULL, NULL);
}

#endif /* ACPI_DEBUGGER */