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

 *

 * Module Name: dbnames - Debugger commands for the acpi namespace

 *

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

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

 *

 * 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 "acnamesp.h"

#include "acdebug.h"

#ifdef ACPI_DEBUGGER

#define _COMPONENT          ACPI_CA_DEBUGGER

        ACPI_MODULE_NAME    ("dbnames")

/* Local prototypes */

static ACPI_STATUS

AcpiDbWalkAndMatchName (

    ACPI_HANDLE             ObjHandle,

    UINT32                  NestingLevel,

    void                    *Context,

    void                    **ReturnValue);

static ACPI_STATUS

AcpiDbWalkForPredefinedNames (

    ACPI_HANDLE             ObjHandle,

    UINT32                  NestingLevel,

    void                    *Context,

    void                    **ReturnValue);

static ACPI_STATUS

AcpiDbWalkForSpecificObjects (

    ACPI_HANDLE             ObjHandle,

    UINT32                  NestingLevel,

    void                    *Context,

    void                    **ReturnValue);

static ACPI_STATUS

AcpiDbIntegrityWalk (

    ACPI_HANDLE             ObjHandle,

    UINT32                  NestingLevel,

    void                    *Context,

    void                    **ReturnValue);

static ACPI_STATUS

AcpiDbWalkForReferences (

    ACPI_HANDLE             ObjHandle,

    UINT32                  NestingLevel,

    void                    *Context,

    void                    **ReturnValue);

static ACPI_STATUS

AcpiDbBusWalk (

    ACPI_HANDLE             ObjHandle,

    UINT32                  NestingLevel,

    void                    *Context,

    void                    **ReturnValue);

/*

 * Arguments for the Objects command

 * These object types map directly to the ACPI_TYPES

 */

static ARGUMENT_INFO        AcpiDbObjectTypes [] =

{

    {"ANY"},

    {"INTEGERS"},

    {"STRINGS"},

    {"BUFFERS"},

    {"PACKAGES"},

    {"FIELDS"},

    {"DEVICES"},

    {"EVENTS"},

    {"METHODS"},

    {"MUTEXES"},

    {"REGIONS"},

    {"POWERRESOURCES"},

    {"PROCESSORS"},

    {"THERMALZONES"},

    {"BUFFERFIELDS"},

    {"DDBHANDLES"},

    {"DEBUG"},

    {"REGIONFIELDS"},

    {"BANKFIELDS"},

    {"INDEXFIELDS"},

    {"REFERENCES"},

    {"ALIAS"},

    {NULL}           /* Must be null terminated */

};

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

 *

 * FUNCTION:    AcpiDbSetScope

 *

 * PARAMETERS:  Name                - New scope path

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Set the "current scope" as maintained by this utility.

 *              The scope is used as a prefix to ACPI paths.

 *

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

void

AcpiDbSetScope (

    char                    *Name)

{

    ACPI_STATUS             Status;

    ACPI_NAMESPACE_NODE     *Node;

    if (!Name || Name[0] == 0)

    {

        AcpiOsPrintf ("Current scope: %s\n", AcpiGbl_DbScopeBuf);

        return;

    }

    AcpiDbPrepNamestring (Name);

    if (Name[0] == '\\')

    {

        /* Validate new scope from the root */

        Status = AcpiNsGetNode (AcpiGbl_RootNode, Name, ACPI_NS_NO_UPSEARCH,

                    &Node);

        if (ACPI_FAILURE (Status))

        {

            goto ErrorExit;

        }

        ACPI_STRCPY (AcpiGbl_DbScopeBuf, Name);

        ACPI_STRCAT (AcpiGbl_DbScopeBuf, "\\");

    }

    else

    {

        /* Validate new scope relative to old scope */

        Status = AcpiNsGetNode (AcpiGbl_DbScopeNode, Name, ACPI_NS_NO_UPSEARCH,

                    &Node);

        if (ACPI_FAILURE (Status))

        {

            goto ErrorExit;

        }

        ACPI_STRCAT (AcpiGbl_DbScopeBuf, Name);

        ACPI_STRCAT (AcpiGbl_DbScopeBuf, "\\");

    }

    AcpiGbl_DbScopeNode = Node;

    AcpiOsPrintf ("New scope: %s\n", AcpiGbl_DbScopeBuf);

    return;

ErrorExit:

    AcpiOsPrintf ("Could not attach scope: %s, %s\n",

        Name, AcpiFormatException (Status));

}

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

 *

 * FUNCTION:    AcpiDbDumpNamespace

 *

 * PARAMETERS:  StartArg        - Node to begin namespace dump

 *              DepthArg        - Maximum tree depth to be dumped

 *

 * RETURN:      None

 *

 * DESCRIPTION: Dump entire namespace or a subtree.  Each node is displayed

 *              with type and other information.

 *

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

void

AcpiDbDumpNamespace (

    char                    *StartArg,

    char                    *DepthArg)

{

    ACPI_HANDLE             SubtreeEntry = AcpiGbl_RootNode;

    UINT32                  MaxDepth = ACPI_UINT32_MAX;

    /* No argument given, just start at the root and dump entire namespace */

    if (StartArg)

    {

        SubtreeEntry = AcpiDbConvertToNode (StartArg);

        if (!SubtreeEntry)

        {

            return;

        }

        /* Now we can check for the depth argument */

        if (DepthArg)

        {

            MaxDepth = ACPI_STRTOUL (DepthArg, NULL, 0);

        }

    }

    AcpiDbSetOutputDestination (ACPI_DB_DUPLICATE_OUTPUT);

    AcpiOsPrintf ("ACPI Namespace (from %4.4s (%p) subtree):\n",

        ((ACPI_NAMESPACE_NODE *) SubtreeEntry)->Name.Ascii, SubtreeEntry);

    /* Display the subtree */

    AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT);

    AcpiNsDumpObjects (ACPI_TYPE_ANY, ACPI_DISPLAY_SUMMARY, MaxDepth,

        ACPI_OWNER_ID_MAX, SubtreeEntry);

    AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT);

}

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

 *

 * FUNCTION:    AcpiDbDumpNamespaceByOwner

 *

 * PARAMETERS:  OwnerArg        - Owner ID whose nodes will be displayed

 *              DepthArg        - Maximum tree depth to be dumped

 *

 * RETURN:      None

 *

 * DESCRIPTION: Dump elements of the namespace that are owned by the OwnerId.

 *

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

void

AcpiDbDumpNamespaceByOwner (

    char                    *OwnerArg,

    char                    *DepthArg)

{

    ACPI_HANDLE             SubtreeEntry = AcpiGbl_RootNode;

    UINT32                  MaxDepth = ACPI_UINT32_MAX;

    ACPI_OWNER_ID           OwnerId;

    OwnerId = (ACPI_OWNER_ID) ACPI_STRTOUL (OwnerArg, NULL, 0);

    /* Now we can check for the depth argument */

    if (DepthArg)

    {

        MaxDepth = ACPI_STRTOUL (DepthArg, NULL, 0);

    }

    AcpiDbSetOutputDestination (ACPI_DB_DUPLICATE_OUTPUT);

    AcpiOsPrintf ("ACPI Namespace by owner %X:\n", OwnerId);

    /* Display the subtree */

    AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT);

    AcpiNsDumpObjects (ACPI_TYPE_ANY, ACPI_DISPLAY_SUMMARY, MaxDepth, OwnerId,

        SubtreeEntry);

    AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT);

}

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

 *

 * FUNCTION:    AcpiDbWalkAndMatchName

 *

 * PARAMETERS:  Callback from WalkNamespace

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Find a particular name/names within the namespace.  Wildcards

 *              are supported -- '?' matches any character.

 *

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

static ACPI_STATUS

AcpiDbWalkAndMatchName (

    ACPI_HANDLE             ObjHandle,

    UINT32                  NestingLevel,

    void                    *Context,

    void                    **ReturnValue)

{

    ACPI_STATUS             Status;

    char                    *RequestedName = (char *) Context;

    UINT32                  i;

    ACPI_BUFFER             Buffer;

    ACPI_WALK_INFO          Info;

    /* Check for a name match */

    for (i = 0; i < 4; i++)

    {

        /* Wildcard support */

        if ((RequestedName[i] != '?') &&

            (RequestedName[i] != ((ACPI_NAMESPACE_NODE *) ObjHandle)->Name.Ascii[i]))

        {

            /* No match, just exit */

            return (AE_OK);

        }

    }

    /* Get the full pathname to this 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);

    }

    else

    {

        Info.OwnerId = ACPI_OWNER_ID_MAX;

        Info.DebugLevel = ACPI_UINT32_MAX;

        Info.DisplayType = ACPI_DISPLAY_SUMMARY | ACPI_DISPLAY_SHORT;

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

        (void) AcpiNsDumpOneObject (ObjHandle, NestingLevel, &Info, NULL);

        ACPI_FREE (Buffer.Pointer);

    }

    return (AE_OK);

}

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

 *

 * FUNCTION:    AcpiDbFindNameInNamespace

 *

 * PARAMETERS:  NameArg         - The 4-character ACPI name to find.

 *                                wildcards are supported.

 *

 * RETURN:      None

 *

 * DESCRIPTION: Search the namespace for a given name (with wildcards)

 *

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

ACPI_STATUS

AcpiDbFindNameInNamespace (

    char                    *NameArg)

{

    char                    AcpiName[5] = "____";

    char                    *AcpiNamePtr = AcpiName;

    if (ACPI_STRLEN (NameArg) > 4)

    {

        AcpiOsPrintf ("Name must be no longer than 4 characters\n");

        return (AE_OK);

    }

    /* Pad out name with underscores as necessary to create a 4-char name */

    AcpiUtStrupr (NameArg);

    while (*NameArg)

    {

        *AcpiNamePtr = *NameArg;

        AcpiNamePtr++;

        NameArg++;

    }

    /* Walk the namespace from the root */

    (void) AcpiWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,

                        AcpiDbWalkAndMatchName, NULL, AcpiName, NULL);

    AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT);

    return (AE_OK);

}

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

 *

 * FUNCTION:    AcpiDbWalkForPredefinedNames

 *

 * PARAMETERS:  Callback from WalkNamespace

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Detect and display predefined ACPI names (names that start with

 *              an underscore)

 *

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

static ACPI_STATUS

AcpiDbWalkForPredefinedNames (

    ACPI_HANDLE             ObjHandle,

    UINT32                  NestingLevel,

    void                    *Context,

    void                    **ReturnValue)

{

    ACPI_NAMESPACE_NODE         *Node = (ACPI_NAMESPACE_NODE *) ObjHandle;

    UINT32                      *Count = (UINT32 *) Context;

    const ACPI_PREDEFINED_INFO  *Predefined;

    const ACPI_PREDEFINED_INFO  *Package = NULL;

    char                        *Pathname;

    Predefined = AcpiNsCheckForPredefinedName (Node);

    if (!Predefined)

    {

        return (AE_OK);

    }

    Pathname = AcpiNsGetExternalPathname (Node);

    if (!Pathname)

    {

        return (AE_OK);

    }

    /* If method returns a package, the info is in the next table entry */

    if (Predefined->Info.ExpectedBtypes & ACPI_BTYPE_PACKAGE)

    {

        Package = Predefined + 1;

    }

    AcpiOsPrintf ("%-32s arg %X ret %2.2X", Pathname,

        Predefined->Info.ParamCount, Predefined->Info.ExpectedBtypes);

    if (Package)

    {

        AcpiOsPrintf (" PkgType %2.2X ObjType %2.2X Count %2.2X",

            Package->RetInfo.Type, Package->RetInfo.ObjectType1,

            Package->RetInfo.Count1);

    }

    AcpiOsPrintf("\n");

    AcpiNsCheckParameterCount (Pathname, Node, ACPI_UINT32_MAX, Predefined);

    ACPI_FREE (Pathname);

    (*Count)++;

    return (AE_OK);

}

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

 *

 * FUNCTION:    AcpiDbCheckPredefinedNames

 *

 * PARAMETERS:  None

 *

 * RETURN:      None

 *

 * DESCRIPTION: Validate all predefined names in the namespace

 *

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

void

AcpiDbCheckPredefinedNames (

    void)

{

    UINT32                  Count = 0;

    /* Search all nodes in namespace */

    (void) AcpiWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,

                AcpiDbWalkForPredefinedNames, NULL, (void *) &Count, NULL);

    AcpiOsPrintf ("Found %u predefined names in the namespace\n", Count);

}

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

 *

 * FUNCTION:    AcpiDbWalkForSpecificObjects

 *

 * PARAMETERS:  Callback from WalkNamespace

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Display short info about objects in the namespace

 *

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

static ACPI_STATUS

AcpiDbWalkForSpecificObjects (

    ACPI_HANDLE             ObjHandle,

    UINT32                  NestingLevel,

    void                    *Context,

    void                    **ReturnValue)

{

    ACPI_WALK_INFO          *Info = (ACPI_WALK_INFO *) Context;

    ACPI_BUFFER             Buffer;

    ACPI_STATUS             Status;

    Info->Count++;

    /* Get and display the full pathname to this 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);

    }

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

    ACPI_FREE (Buffer.Pointer);

    /* Dump short info about the object */

    (void) AcpiNsDumpOneObject (ObjHandle, NestingLevel, Info, NULL);

    return (AE_OK);

}

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

 *

 * FUNCTION:    AcpiDbDisplayObjects

 *

 * PARAMETERS:  ObjTypeArg          - Type of object to display

 *              DisplayCountArg     - Max depth to display

 *

 * RETURN:      None

 *

 * DESCRIPTION: Display objects in the namespace of the requested type

 *

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

ACPI_STATUS

AcpiDbDisplayObjects (

    char                    *ObjTypeArg,

    char                    *DisplayCountArg)

{

    ACPI_WALK_INFO          Info;

    ACPI_OBJECT_TYPE        Type;

    /* Get the object type */

    Type = AcpiDbMatchArgument (ObjTypeArg, AcpiDbObjectTypes);

    if (Type == ACPI_TYPE_NOT_FOUND)

    {

        AcpiOsPrintf ("Invalid or unsupported argument\n");

        return (AE_OK);

    }

    AcpiDbSetOutputDestination (ACPI_DB_DUPLICATE_OUTPUT);

    AcpiOsPrintf (

        "Objects of type [%s] defined in the current ACPI Namespace:\n",

        AcpiUtGetTypeName (Type));

    AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT);

    Info.Count = 0;

    Info.OwnerId = ACPI_OWNER_ID_MAX;

    Info.DebugLevel = ACPI_UINT32_MAX;

    Info.DisplayType = ACPI_DISPLAY_SUMMARY | ACPI_DISPLAY_SHORT;

    /* Walk the namespace from the root */

    (void) AcpiWalkNamespace (Type, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,

                AcpiDbWalkForSpecificObjects, NULL, (void *) &Info, NULL);

    AcpiOsPrintf (

        "\nFound %u objects of type [%s] in the current ACPI Namespace\n",

        Info.Count, AcpiUtGetTypeName (Type));

    AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT);

    return (AE_OK);

}

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

 *

 * 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, NULL, (void *) &Info, NULL);

    AcpiOsPrintf ("Verified %u namespace nodes with %u Objects\n",

        Info.Nodes, Info.Objects);

}

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

 *

 * FUNCTION:    AcpiDbWalkForReferences

 *

 * PARAMETERS:  Callback from WalkNamespace

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Check if this namespace object refers to the target object

 *              that is passed in as the context value.

 *

 * Note: Currently doesn't check subobjects within the Node's object

 *

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

static ACPI_STATUS

AcpiDbWalkForReferences (

    ACPI_HANDLE             ObjHandle,

    UINT32                  NestingLevel,

    void                    *Context,

    void                    **ReturnValue)

{

    ACPI_OPERAND_OBJECT     *ObjDesc = (ACPI_OPERAND_OBJECT  *) Context;

    ACPI_NAMESPACE_NODE     *Node = (ACPI_NAMESPACE_NODE *) ObjHandle;

    /* Check for match against the namespace node itself */

    if (Node == (void *) ObjDesc)

    {

        AcpiOsPrintf ("Object is a Node [%4.4s]\n",

            AcpiUtGetNodeName (Node));

    }

    /* Check for match against the object attached to the node */

    if (AcpiNsGetAttachedObject (Node) == ObjDesc)

    {

        AcpiOsPrintf ("Reference at Node->Object %p [%4.4s]\n",

            Node, AcpiUtGetNodeName (Node));

    }

    return (AE_OK);

}

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

 *

 * FUNCTION:    AcpiDbFindReferences

 *

 * PARAMETERS:  ObjectArg       - String with hex value of the object

 *

 * RETURN:      None

 *

 * DESCRIPTION: Search namespace for all references to the input object

 *

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

void

AcpiDbFindReferences (

    char                    *ObjectArg)

{

    ACPI_OPERAND_OBJECT     *ObjDesc;

    /* Convert string to object pointer */

    ObjDesc = ACPI_TO_POINTER (ACPI_STRTOUL (ObjectArg, NULL, 16));

    /* Search all nodes in namespace */

    (void) AcpiWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,

                    AcpiDbWalkForReferences, NULL, (void *) ObjDesc, NULL);

}

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

 *

 * 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_NAMESPACE_NODE     *TempNode;

    ACPI_DEVICE_INFO        *Info;

    UINT32                  i;

    if ((Node->Type != ACPI_TYPE_DEVICE) &&

        (Node->Type != ACPI_TYPE_PROCESSOR))

    {

        return (AE_OK);

    }

    /* 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);

    }

    Status = AcpiGetObjectInfo (ObjHandle, &Info);

    if (ACPI_FAILURE (Status))

    {

        return (AE_OK);

    }

    /* Display the full path */

    AcpiOsPrintf ("%-32s Type %X", (char *) Buffer.Pointer, Node->Type);

    ACPI_FREE (Buffer.Pointer);

    if (Info->Flags & ACPI_PCI_ROOT_BRIDGE)

    {

        AcpiOsPrintf ("  - Is PCI Root Bridge");

    }

    AcpiOsPrintf ("\n");

    /* _PRT info */

    AcpiOsPrintf ("_PRT: %p\n", TempNode);

    /* Dump _ADR, _HID, _UID, _CID */

    if (Info->Valid & ACPI_VALID_ADR)

    {

        AcpiOsPrintf ("_ADR: %8.8X%8.8X\n", ACPI_FORMAT_UINT64 (Info->Address));

    }

    else

    {

        AcpiOsPrintf ("_ADR: \n");

    }

    if (Info->Valid & ACPI_VALID_HID)

    {

        AcpiOsPrintf ("_HID: %s\n", Info->HardwareId.String);

    }

    else

    {

        AcpiOsPrintf ("_HID: \n");

    }

    if (Info->Valid & ACPI_VALID_UID)

    {

        AcpiOsPrintf ("_UID: %s\n", Info->UniqueId.String);

    }

    else

    {

        AcpiOsPrintf ("_UID: \n");

    }

    if (Info->Valid & ACPI_VALID_CID)

    {

        for (i = 0; i < Info->CompatibleIdList.Count; i++)

        {

            AcpiOsPrintf ("_CID: %s\n",

                Info->CompatibleIdList.Ids[i].String);

        }

    }

    else

    {

        AcpiOsPrintf ("_CID: \n");

    }

    ACPI_FREE (Info);

    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_ANY, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,

                    AcpiDbBusWalk, NULL, NULL, NULL);

}

#endif /* ACPI_DEBUGGER */