FreeBSD/Linux Kernel Cross Reference
sys/contrib/dev/acpica/components/debugger/dbnames.c

     /*******************************************************************************
      *
      * Module Name: dbnames - Debugger commands for the acpi namespace
      *
      ******************************************************************************/
     
     /******************************************************************************
      *
      * 1. Copyright Notice
     *
     * Some or all of this work - Copyright (c) 1999 - 2022, 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.
    *
    *****************************************************************************
    *
    * Alternatively, you may choose to be licensed under the terms of the
    * following license:
    *
    * Redistribution and use in source and binary forms, with or without
    * modification, are permitted provided that the following conditions
    * are met:
    * 1. Redistributions of source code must retain the above copyright
    *    notice, this list of conditions, and the following disclaimer,
    *    without modification.
    * 2. Redistributions in binary form must reproduce at minimum a disclaimer
    *    substantially similar to the "NO WARRANTY" disclaimer below
    *    ("Disclaimer") and any redistribution must be conditioned upon
    *    including a substantially similar Disclaimer requirement for further
    *    binary redistribution.
    * 3. Neither the names of the above-listed copyright holders nor the names
    *    of any contributors may be used to endorse or promote products derived
    *    from this software without specific prior written permission.
    *
    * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
    * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
    * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
    * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
    * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
    * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
    * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
    * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
    * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
    * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    *
    * Alternatively, you may choose to be licensed under the terms of the
    * GNU General Public License ("GPL") version 2 as published by the Free
    * Software Foundation.
    *
    *****************************************************************************/
   
   #include <contrib/dev/acpica/include/acpi.h>
   #include <contrib/dev/acpica/include/accommon.h>
   #include <contrib/dev/acpica/include/acnamesp.h>
   #include <contrib/dev/acpica/include/acdebug.h>
   #include <contrib/dev/acpica/include/acpredef.h>
   #include <contrib/dev/acpica/include/acinterp.h>
   
   
   #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
   AcpiDbWalkForObjectCounts (
       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 ACPI_DB_ARGUMENT_INFO    AcpiDbObjectTypes [] =
   {
       {"ANY"},
       {"INTEGERS"},
       {"STRINGS"},
       {"BUFFERS"},
       {"PACKAGES"},
       {"FIELDS"},
       {"DEVICES"},
       {"EVENTS"},
       {"METHODS"},
       {"MUTEXES"},
       {"REGIONS"},
       {"POWERRESOURCES"},
       {"PROCESSORS"},
       {"THERMALZONES"},
       {"BUFFERFIELDS"},
       {"DDBHANDLES"},
       {"DEBUG"},
       {"REGIONFIELDS"},
       {"BANKFIELDS"},
       {"INDEXFIELDS"},
       {"REFERENCES"},
       {"ALIASES"},
       {"METHODALIASES"},
       {"NOTIFY"},
       {"ADDRESSHANDLER"},
       {"RESOURCE"},
       {"RESOURCEFIELD"},
       {"SCOPES"},
       {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 (ACPI_IS_ROOT_PREFIX (Name[0]))
       {
           /* Validate new scope from the root */
   
           Status = AcpiNsGetNode (AcpiGbl_RootNode, Name,
               ACPI_NS_NO_UPSEARCH, &Node);
           if (ACPI_FAILURE (Status))
           {
               goto ErrorExit;
           }
   
           AcpiGbl_DbScopeBuf[0] = 0;
       }
       else
       {
           /* Validate new scope relative to old scope */
   
           Status = AcpiNsGetNode (AcpiGbl_DbScopeNode, Name,
               ACPI_NS_NO_UPSEARCH, &Node);
           if (ACPI_FAILURE (Status))
           {
               goto ErrorExit;
           }
       }
   
       /* Build the final pathname */
   
       if (AcpiUtSafeStrcat (AcpiGbl_DbScopeBuf, sizeof (AcpiGbl_DbScopeBuf),
           Name))
       {
           Status = AE_BUFFER_OVERFLOW;
           goto ErrorExit;
       }
   
       if (AcpiUtSafeStrcat (AcpiGbl_DbScopeBuf, sizeof (AcpiGbl_DbScopeBuf),
               "\\"))
       {
           Status = AE_BUFFER_OVERFLOW;
           goto ErrorExit;
       }
   
       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 = strtoul (DepthArg, NULL, 0);
           }
       }
   
       AcpiDbSetOutputDestination (ACPI_DB_DUPLICATE_OUTPUT);
   
       if (((ACPI_NAMESPACE_NODE *) SubtreeEntry)->Parent)
       {
           AcpiOsPrintf ("ACPI Namespace (from %4.4s (%p) subtree):\n",
               ((ACPI_NAMESPACE_NODE *) SubtreeEntry)->Name.Ascii, SubtreeEntry);
       }
       else
       {
           AcpiOsPrintf ("ACPI Namespace (from %s):\n",
               ACPI_NAMESPACE_ROOT);
       }
   
       /* 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:    AcpiDbDumpNamespacePaths
    *
    * PARAMETERS:  None
    *
    * RETURN:      None
    *
    * DESCRIPTION: Dump entire namespace with full object pathnames and object
    *              type information. Alternative to "namespace" command.
    *
    ******************************************************************************/
   
   void
   AcpiDbDumpNamespacePaths (
       void)
   {
   
       AcpiDbSetOutputDestination (ACPI_DB_DUPLICATE_OUTPUT);
       AcpiOsPrintf ("ACPI Namespace (from root):\n");
   
       /* Display the entire namespace */
   
       AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT);
       AcpiNsDumpObjectPaths (ACPI_TYPE_ANY, ACPI_DISPLAY_SUMMARY,
           ACPI_UINT32_MAX, ACPI_OWNER_ID_MAX, AcpiGbl_RootNode);
   
       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) strtoul (OwnerArg, NULL, 0);
   
       /* Now we can check for the depth argument */
   
       if (DepthArg)
       {
           MaxDepth = 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, TRUE);
       if (ACPI_FAILURE (Status))
       {
           AcpiOsPrintf ("Could Not get pathname for object %p\n",
               ObjHandle);
       }
       else
       {
           Info.Count = 0;
           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 (strlen (NameArg) > ACPI_NAMESEG_SIZE)
       {
           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;
       char                        StringBuffer[48];
   
   
       Predefined = AcpiUtMatchPredefinedMethod (Node->Name.Ascii);
       if (!Predefined)
       {
           return (AE_OK);
       }
   
       Pathname = AcpiNsGetNormalizedPathname (Node, TRUE);
       if (!Pathname)
       {
           return (AE_OK);
       }
   
       /* If method returns a package, the info is in the next table entry */
   
       if (Predefined->Info.ExpectedBtypes & ACPI_RTYPE_PACKAGE)
       {
           Package = Predefined + 1;
       }
   
       AcpiUtGetExpectedReturnTypes (StringBuffer,
           Predefined->Info.ExpectedBtypes);
   
       AcpiOsPrintf ("%-32s Arguments %X, Return Types: %s", Pathname,
           METHOD_GET_ARG_COUNT (Predefined->Info.ArgumentList),
           StringBuffer);
   
       if (Package)
       {
           AcpiOsPrintf (" (PkgType %2.2X, ObjType %2.2X, Count %2.2X)",
               Package->RetInfo.Type, Package->RetInfo.ObjectType1,
               Package->RetInfo.Count1);
       }
   
       AcpiOsPrintf("\n");
   
       /* Check that the declared argument count matches the ACPI spec */
   
       AcpiNsCheckAcpiCompliance (Pathname, Node, 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:    AcpiDbWalkForObjectCounts
    *
    * PARAMETERS:  Callback from WalkNamespace
    *
    * RETURN:      Status
    *
    * DESCRIPTION: Display short info about objects in the namespace
    *
    ******************************************************************************/
   
   static ACPI_STATUS
   AcpiDbWalkForObjectCounts (
       ACPI_HANDLE             ObjHandle,
       UINT32                  NestingLevel,
       void                    *Context,
       void                    **ReturnValue)
   {
       ACPI_OBJECT_INFO        *Info = (ACPI_OBJECT_INFO *) Context;
       ACPI_NAMESPACE_NODE     *Node = (ACPI_NAMESPACE_NODE *) ObjHandle;
   
   
       if (Node->Type > ACPI_TYPE_NS_NODE_MAX)
       {
           AcpiOsPrintf ("[%4.4s]: Unknown object type %X\n",
               Node->Name.Ascii, Node->Type);
       }
       else
       {
           Info->Types[Node->Type]++;
       }
   
       return (AE_OK);
   }
   
   
   /*******************************************************************************
    *
    * FUNCTION:    AcpiDbWalkForFields
    *
    * PARAMETERS:  Callback from WalkNamespace
    *
    * RETURN:      Status
    *
    * DESCRIPTION: Display short info about objects in the namespace
    *
    ******************************************************************************/
   
   static ACPI_STATUS
   AcpiDbWalkForFields (
       ACPI_HANDLE             ObjHandle,
       UINT32                  NestingLevel,
       void                    *Context,
       void                    **ReturnValue)
   {
       ACPI_OBJECT             *RetValue;
       ACPI_REGION_WALK_INFO   *Info = (ACPI_REGION_WALK_INFO *) Context;
       ACPI_BUFFER             Buffer;
       ACPI_STATUS             Status;
       ACPI_NAMESPACE_NODE     *Node = AcpiNsValidateHandle (ObjHandle);
   
   
       if (!Node)
       {
          return (AE_OK);
       }
       if (Node->Object->Field.RegionObj->Region.SpaceId != Info->AddressSpaceId)
       {
          return (AE_OK);
       }
   
       Info->Count++;
   
       /* Get and display the full pathname to this object */
   
       Buffer.Length = ACPI_ALLOCATE_LOCAL_BUFFER;
       Status = AcpiNsHandleToPathname (ObjHandle, &Buffer, TRUE);
       if (ACPI_FAILURE (Status))
       {
           AcpiOsPrintf ("Could Not get pathname for object %p\n", ObjHandle);
           return (AE_OK);
       }
   
       AcpiOsPrintf ("%s ", (char *) Buffer.Pointer);
       ACPI_FREE (Buffer.Pointer);
   
       Buffer.Length = ACPI_ALLOCATE_LOCAL_BUFFER;
       AcpiEvaluateObject (ObjHandle, NULL, NULL, &Buffer);
   
       /*
        * Since this is a field unit, surround the output in braces
        */
       AcpiOsPrintf ("{");
   
       RetValue = (ACPI_OBJECT *) Buffer.Pointer;
       switch (RetValue->Type)
       {
           case ACPI_TYPE_INTEGER:
   
               AcpiOsPrintf ("%8.8X%8.8X", ACPI_FORMAT_UINT64 (RetValue->Integer.Value));
               break;
   
           case ACPI_TYPE_BUFFER:
   
               AcpiUtDumpBuffer (RetValue->Buffer.Pointer,
                   RetValue->Buffer.Length, DB_DISPLAY_DATA_ONLY | DB_BYTE_DISPLAY, 0);
               break;
   
           default:
   
               break;
       }
   
       AcpiOsPrintf ("}\n");
   
       ACPI_FREE (Buffer.Pointer);
       return (AE_OK);
   }
   
   
   /*******************************************************************************
    *
    * 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, TRUE);
       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;
       ACPI_OBJECT_INFO        *ObjectInfo;
       UINT32                  i;
       UINT32                  TotalObjects = 0;
   
   
       /* No argument means display summary/count of all object types */
   
       if (!ObjTypeArg)
       {
           ObjectInfo = ACPI_ALLOCATE_ZEROED (sizeof (ACPI_OBJECT_INFO));
   
           /* Walk the namespace from the root */
   
           (void) AcpiWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
               ACPI_UINT32_MAX, AcpiDbWalkForObjectCounts, NULL,
               (void *) ObjectInfo, NULL);
   
           AcpiOsPrintf ("\nSummary of namespace objects:\n\n");
   
           for (i = 0; i < ACPI_TOTAL_TYPES; i++)
           {
               AcpiOsPrintf ("%8u   %s\n", ObjectInfo->Types[i],
                   AcpiUtGetTypeName (i));
   
               TotalObjects += ObjectInfo->Types[i];
           }
   
           AcpiOsPrintf ("\n%8u   Total namespace objects\n\n",
               TotalObjects);
   
           ACPI_FREE (ObjectInfo);
           return (AE_OK);
       }
   
       /* 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:    AcpiDbDisplayFields
    *
    * 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
   AcpiDbDisplayFields (
       UINT32                  AddressSpaceId)
   {
       ACPI_REGION_WALK_INFO  Info;
   
   
       Info.Count = 0;
       Info.OwnerId = ACPI_OWNER_ID_MAX;
       Info.DebugLevel = ACPI_UINT32_MAX;
       Info.DisplayType = ACPI_DISPLAY_SUMMARY | ACPI_DISPLAY_SHORT;
       Info.AddressSpaceId = AddressSpaceId;
   
       /* Walk the namespace from the root */
   
       (void) AcpiWalkNamespace (ACPI_TYPE_LOCAL_REGION_FIELD, ACPI_ROOT_OBJECT,
             ACPI_UINT32_MAX, AcpiDbWalkForFields, NULL,
             (void *) &Info, NULL);
   
       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 (!AcpiUtValidNameseg (Node->Name.Ascii))
      {
          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;
      ACPI_SIZE               Address;
  
  
      /* Convert string to object pointer */
  
      Address = strtoul (ObjectArg, NULL, 16);
      ObjDesc = ACPI_TO_POINTER (Address);
  
      /* 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, TRUE);
      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: <Not Present>\n");
      }
  
      if (Info->Valid & ACPI_VALID_HID)
      {
          AcpiOsPrintf ("_HID: %s\n", Info->HardwareId.String);
      }
      else
      {
          AcpiOsPrintf ("_HID: <Not Present>\n");
      }
  
      if (Info->Valid & ACPI_VALID_UID)
      {
          AcpiOsPrintf ("_UID: %s\n", Info->UniqueId.String);
      }
      else
      {
          AcpiOsPrintf ("_UID: <Not Present>\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: <Not Present>\n");
      }
  
      ACPI_FREE (Info);
      return (AE_OK);
  }
  
  
  /*******************************************************************************
   *
   * FUNCTION:    AcpiDbGetBusInfo
   *
   * PARAMETERS:  None
   *
   * RETURN:      None
   *
   * DESCRIPTION: Display info about system buses.
   *
   ******************************************************************************/
  
  void
  AcpiDbGetBusInfo (
      void)
  {
      /* Search all nodes in namespace */
  
      (void) AcpiWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
          ACPI_UINT32_MAX, AcpiDbBusWalk, NULL, NULL, NULL);
  }

Cache object: 7044f430b4ecc10c63034ed12c55dd12