The Design and Implementation of the FreeBSD Operating System, Second Edition
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FreeBSD/Linux Kernel Cross Reference
sys/contrib/dev/acpica/components/namespace/nsdump.c

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    1 /******************************************************************************
    2  *
    3  * Module Name: nsdump - table dumping routines for debug
    4  *
    5  *****************************************************************************/
    6 
    7 /******************************************************************************
    8  *
    9  * 1. Copyright Notice
   10  *
   11  * Some or all of this work - Copyright (c) 1999 - 2022, Intel Corp.
   12  * All rights reserved.
   13  *
   14  * 2. License
   15  *
   16  * 2.1. This is your license from Intel Corp. under its intellectual property
   17  * rights. You may have additional license terms from the party that provided
   18  * you this software, covering your right to use that party's intellectual
   19  * property rights.
   20  *
   21  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
   22  * copy of the source code appearing in this file ("Covered Code") an
   23  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
   24  * base code distributed originally by Intel ("Original Intel Code") to copy,
   25 
   26  * make derivatives, distribute, use and display any portion of the Covered
   27  * Code in any form, with the right to sublicense such rights; and
   28  *
   29  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
   30  * license (with the right to sublicense), under only those claims of Intel
   31  * patents that are infringed by the Original Intel Code, to make, use, sell,
   32  * offer to sell, and import the Covered Code and derivative works thereof
   33  * solely to the minimum extent necessary to exercise the above copyright
   34  * license, and in no event shall the patent license extend to any additions
   35  * to or modifications of the Original Intel Code. No other license or right
   36  * is granted directly or by implication, estoppel or otherwise;
   37  *
   38  * The above copyright and patent license is granted only if the following
   39  * conditions are met:
   40  *
   41  * 3. Conditions
   42  *
   43  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
   44  * Redistribution of source code of any substantial portion of the Covered
   45  * Code or modification with rights to further distribute source must include
   46  * the above Copyright Notice, the above License, this list of Conditions,
   47  * and the following Disclaimer and Export Compliance provision. In addition,
   48  * Licensee must cause all Covered Code to which Licensee contributes to
   49  * contain a file documenting the changes Licensee made to create that Covered
   50  * Code and the date of any change. Licensee must include in that file the
   51  * documentation of any changes made by any predecessor Licensee. Licensee
   52  * must include a prominent statement that the modification is derived,
   53  * directly or indirectly, from Original Intel Code.
   54  *
   55  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
   56  * Redistribution of source code of any substantial portion of the Covered
   57  * Code or modification without rights to further distribute source must
   58  * include the following Disclaimer and Export Compliance provision in the
   59  * documentation and/or other materials provided with distribution. In
   60  * addition, Licensee may not authorize further sublicense of source of any
   61  * portion of the Covered Code, and must include terms to the effect that the
   62  * license from Licensee to its licensee is limited to the intellectual
   63  * property embodied in the software Licensee provides to its licensee, and
   64  * not to intellectual property embodied in modifications its licensee may
   65  * make.
   66  *
   67  * 3.3. Redistribution of Executable. Redistribution in executable form of any
   68  * substantial portion of the Covered Code or modification must reproduce the
   69  * above Copyright Notice, and the following Disclaimer and Export Compliance
   70  * provision in the documentation and/or other materials provided with the
   71  * distribution.
   72  *
   73  * 3.4. Intel retains all right, title, and interest in and to the Original
   74  * Intel Code.
   75  *
   76  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
   77  * Intel shall be used in advertising or otherwise to promote the sale, use or
   78  * other dealings in products derived from or relating to the Covered Code
   79  * without prior written authorization from Intel.
   80  *
   81  * 4. Disclaimer and Export Compliance
   82  *
   83  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
   84  * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
   85  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
   86  * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
   87  * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
   88  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
   89  * PARTICULAR PURPOSE.
   90  *
   91  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
   92  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
   93  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
   94  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
   95  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
   96  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
   97  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
   98  * LIMITED REMEDY.
   99  *
  100  * 4.3. Licensee shall not export, either directly or indirectly, any of this
  101  * software or system incorporating such software without first obtaining any
  102  * required license or other approval from the U. S. Department of Commerce or
  103  * any other agency or department of the United States Government. In the
  104  * event Licensee exports any such software from the United States or
  105  * re-exports any such software from a foreign destination, Licensee shall
  106  * ensure that the distribution and export/re-export of the software is in
  107  * compliance with all laws, regulations, orders, or other restrictions of the
  108  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
  109  * any of its subsidiaries will export/re-export any technical data, process,
  110  * software, or service, directly or indirectly, to any country for which the
  111  * United States government or any agency thereof requires an export license,
  112  * other governmental approval, or letter of assurance, without first obtaining
  113  * such license, approval or letter.
  114  *
  115  *****************************************************************************
  116  *
  117  * Alternatively, you may choose to be licensed under the terms of the
  118  * following license:
  119  *
  120  * Redistribution and use in source and binary forms, with or without
  121  * modification, are permitted provided that the following conditions
  122  * are met:
  123  * 1. Redistributions of source code must retain the above copyright
  124  *    notice, this list of conditions, and the following disclaimer,
  125  *    without modification.
  126  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  127  *    substantially similar to the "NO WARRANTY" disclaimer below
  128  *    ("Disclaimer") and any redistribution must be conditioned upon
  129  *    including a substantially similar Disclaimer requirement for further
  130  *    binary redistribution.
  131  * 3. Neither the names of the above-listed copyright holders nor the names
  132  *    of any contributors may be used to endorse or promote products derived
  133  *    from this software without specific prior written permission.
  134  *
  135  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  136  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  137  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  138  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  139  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  140  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  141  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  142  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  143  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  144  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  145  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  146  *
  147  * Alternatively, you may choose to be licensed under the terms of the
  148  * GNU General Public License ("GPL") version 2 as published by the Free
  149  * Software Foundation.
  150  *
  151  *****************************************************************************/
  152 
  153 #include <contrib/dev/acpica/include/acpi.h>
  154 #include <contrib/dev/acpica/include/accommon.h>
  155 #include <contrib/dev/acpica/include/acnamesp.h>
  156 #include <contrib/dev/acpica/include/acoutput.h>
  157 
  158 
  159 #define _COMPONENT          ACPI_NAMESPACE
  160         ACPI_MODULE_NAME    ("nsdump")
  161 
  162 /* Local prototypes */
  163 
  164 #ifdef ACPI_OBSOLETE_FUNCTIONS
  165 void
  166 AcpiNsDumpRootDevices (
  167     void);
  168 
  169 static ACPI_STATUS
  170 AcpiNsDumpOneDevice (
  171     ACPI_HANDLE             ObjHandle,
  172     UINT32                  Level,
  173     void                    *Context,
  174     void                    **ReturnValue);
  175 #endif
  176 
  177 
  178 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
  179 
  180 static ACPI_STATUS
  181 AcpiNsDumpOneObjectPath (
  182     ACPI_HANDLE             ObjHandle,
  183     UINT32                  Level,
  184     void                    *Context,
  185     void                    **ReturnValue);
  186 
  187 static ACPI_STATUS
  188 AcpiNsGetMaxDepth (
  189     ACPI_HANDLE             ObjHandle,
  190     UINT32                  Level,
  191     void                    *Context,
  192     void                    **ReturnValue);
  193 
  194 
  195 /*******************************************************************************
  196  *
  197  * FUNCTION:    AcpiNsPrintPathname
  198  *
  199  * PARAMETERS:  NumSegments         - Number of ACPI name segments
  200  *              Pathname            - The compressed (internal) path
  201  *
  202  * RETURN:      None
  203  *
  204  * DESCRIPTION: Print an object's full namespace pathname
  205  *
  206  ******************************************************************************/
  207 
  208 void
  209 AcpiNsPrintPathname (
  210     UINT32                  NumSegments,
  211     const char              *Pathname)
  212 {
  213     UINT32                  i;
  214 
  215 
  216     ACPI_FUNCTION_NAME (NsPrintPathname);
  217 
  218 
  219     /* Check if debug output enabled */
  220 
  221     if (!ACPI_IS_DEBUG_ENABLED (ACPI_LV_NAMES, ACPI_NAMESPACE))
  222     {
  223         return;
  224     }
  225 
  226     /* Print the entire name */
  227 
  228     ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, "["));
  229 
  230     while (NumSegments)
  231     {
  232         for (i = 0; i < 4; i++)
  233         {
  234             isprint ((int) Pathname[i]) ?
  235                 AcpiOsPrintf ("%c", Pathname[i]) :
  236                 AcpiOsPrintf ("?");
  237         }
  238 
  239         Pathname += ACPI_NAMESEG_SIZE;
  240         NumSegments--;
  241         if (NumSegments)
  242         {
  243             AcpiOsPrintf (".");
  244         }
  245     }
  246 
  247     AcpiOsPrintf ("]\n");
  248 }
  249 
  250 
  251 #ifdef ACPI_OBSOLETE_FUNCTIONS
  252 /* Not used at this time, perhaps later */
  253 
  254 /*******************************************************************************
  255  *
  256  * FUNCTION:    AcpiNsDumpPathname
  257  *
  258  * PARAMETERS:  Handle              - Object
  259  *              Msg                 - Prefix message
  260  *              Level               - Desired debug level
  261  *              Component           - Caller's component ID
  262  *
  263  * RETURN:      None
  264  *
  265  * DESCRIPTION: Print an object's full namespace pathname
  266  *              Manages allocation/freeing of a pathname buffer
  267  *
  268  ******************************************************************************/
  269 
  270 void
  271 AcpiNsDumpPathname (
  272     ACPI_HANDLE             Handle,
  273     const char              *Msg,
  274     UINT32                  Level,
  275     UINT32                  Component)
  276 {
  277 
  278     ACPI_FUNCTION_TRACE (NsDumpPathname);
  279 
  280 
  281     /* Do this only if the requested debug level and component are enabled */
  282 
  283     if (!ACPI_IS_DEBUG_ENABLED (Level, Component))
  284     {
  285         return_VOID;
  286     }
  287 
  288     /* Convert handle to a full pathname and print it (with supplied message) */
  289 
  290     AcpiNsPrintNodePathname (Handle, Msg);
  291     AcpiOsPrintf ("\n");
  292     return_VOID;
  293 }
  294 #endif
  295 
  296 
  297 /*******************************************************************************
  298  *
  299  * FUNCTION:    AcpiNsDumpOneObject
  300  *
  301  * PARAMETERS:  ObjHandle           - Node to be dumped
  302  *              Level               - Nesting level of the handle
  303  *              Context             - Passed into WalkNamespace
  304  *              ReturnValue         - Not used
  305  *
  306  * RETURN:      Status
  307  *
  308  * DESCRIPTION: Dump a single Node
  309  *              This procedure is a UserFunction called by AcpiNsWalkNamespace.
  310  *
  311  ******************************************************************************/
  312 
  313 ACPI_STATUS
  314 AcpiNsDumpOneObject (
  315     ACPI_HANDLE             ObjHandle,
  316     UINT32                  Level,
  317     void                    *Context,
  318     void                    **ReturnValue)
  319 {
  320     ACPI_WALK_INFO          *Info = (ACPI_WALK_INFO *) Context;
  321     ACPI_NAMESPACE_NODE     *ThisNode;
  322     ACPI_OPERAND_OBJECT     *ObjDesc = NULL;
  323     ACPI_OBJECT_TYPE        ObjType;
  324     ACPI_OBJECT_TYPE        Type;
  325     UINT32                  BytesToDump;
  326     UINT32                  DbgLevel;
  327     UINT32                  i;
  328 
  329 
  330     ACPI_FUNCTION_NAME (NsDumpOneObject);
  331 
  332 
  333     /* Is output enabled? */
  334 
  335     if (!(AcpiDbgLevel & Info->DebugLevel))
  336     {
  337         return (AE_OK);
  338     }
  339 
  340     if (!ObjHandle)
  341     {
  342         ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Null object handle\n"));
  343         return (AE_OK);
  344     }
  345 
  346     ThisNode = AcpiNsValidateHandle (ObjHandle);
  347     if (!ThisNode)
  348     {
  349         ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Invalid object handle %p\n",
  350             ObjHandle));
  351         return (AE_OK);
  352     }
  353 
  354     Type = ThisNode->Type;
  355     Info->Count++;
  356 
  357     /* Check if the owner matches */
  358 
  359     if ((Info->OwnerId != ACPI_OWNER_ID_MAX) &&
  360         (Info->OwnerId != ThisNode->OwnerId))
  361     {
  362         return (AE_OK);
  363     }
  364 
  365     if (!(Info->DisplayType & ACPI_DISPLAY_SHORT))
  366     {
  367         /* Indent the object according to the level */
  368 
  369         AcpiOsPrintf ("%2d%*s", (UINT32) Level - 1, (int) Level * 2, " ");
  370 
  371         /* Check the node type and name */
  372 
  373         if (Type > ACPI_TYPE_LOCAL_MAX)
  374         {
  375             ACPI_WARNING ((AE_INFO,
  376                 "Invalid ACPI Object Type 0x%08X", Type));
  377         }
  378 
  379         AcpiOsPrintf ("%4.4s", AcpiUtGetNodeName (ThisNode));
  380     }
  381 
  382     /* Now we can print out the pertinent information */
  383 
  384     AcpiOsPrintf (" %-12s %p %3.3X ",
  385         AcpiUtGetTypeName (Type), ThisNode, ThisNode->OwnerId);
  386 
  387     DbgLevel = AcpiDbgLevel;
  388     AcpiDbgLevel = 0;
  389     ObjDesc = AcpiNsGetAttachedObject (ThisNode);
  390     AcpiDbgLevel = DbgLevel;
  391 
  392     /* Temp nodes are those nodes created by a control method */
  393 
  394     if (ThisNode->Flags & ANOBJ_TEMPORARY)
  395     {
  396         AcpiOsPrintf ("(T) ");
  397     }
  398 
  399     switch (Info->DisplayType & ACPI_DISPLAY_MASK)
  400     {
  401     case ACPI_DISPLAY_SUMMARY:
  402 
  403         if (!ObjDesc)
  404         {
  405             /* No attached object. Some types should always have an object */
  406 
  407             switch (Type)
  408             {
  409             case ACPI_TYPE_INTEGER:
  410             case ACPI_TYPE_PACKAGE:
  411             case ACPI_TYPE_BUFFER:
  412             case ACPI_TYPE_STRING:
  413             case ACPI_TYPE_METHOD:
  414 
  415                 AcpiOsPrintf ("<No attached object>");
  416                 break;
  417 
  418             default:
  419 
  420                 break;
  421             }
  422 
  423             AcpiOsPrintf ("\n");
  424             return (AE_OK);
  425         }
  426 
  427         switch (Type)
  428         {
  429         case ACPI_TYPE_PROCESSOR:
  430 
  431             AcpiOsPrintf ("ID %02X Len %02X Addr %8.8X%8.8X\n",
  432                 ObjDesc->Processor.ProcId, ObjDesc->Processor.Length,
  433                 ACPI_FORMAT_UINT64 (ObjDesc->Processor.Address));
  434             break;
  435 
  436         case ACPI_TYPE_DEVICE:
  437 
  438             AcpiOsPrintf ("Notify Object: %p\n", ObjDesc);
  439             break;
  440 
  441         case ACPI_TYPE_METHOD:
  442 
  443             AcpiOsPrintf ("Args %X Len %.4X Aml %p\n",
  444                 (UINT32) ObjDesc->Method.ParamCount,
  445                 ObjDesc->Method.AmlLength, ObjDesc->Method.AmlStart);
  446             break;
  447 
  448         case ACPI_TYPE_INTEGER:
  449 
  450             AcpiOsPrintf ("= %8.8X%8.8X\n",
  451                 ACPI_FORMAT_UINT64 (ObjDesc->Integer.Value));
  452             break;
  453 
  454         case ACPI_TYPE_PACKAGE:
  455 
  456             if (ObjDesc->Common.Flags & AOPOBJ_DATA_VALID)
  457             {
  458                 AcpiOsPrintf ("Elements %.2X\n",
  459                     ObjDesc->Package.Count);
  460             }
  461             else
  462             {
  463                 AcpiOsPrintf ("[Length not yet evaluated]\n");
  464             }
  465             break;
  466 
  467         case ACPI_TYPE_BUFFER:
  468 
  469             if (ObjDesc->Common.Flags & AOPOBJ_DATA_VALID)
  470             {
  471                 AcpiOsPrintf ("Len %.2X",
  472                     ObjDesc->Buffer.Length);
  473 
  474                 /* Dump some of the buffer */
  475 
  476                 if (ObjDesc->Buffer.Length > 0)
  477                 {
  478                     AcpiOsPrintf (" =");
  479                     for (i = 0; (i < ObjDesc->Buffer.Length && i < 12); i++)
  480                     {
  481                         AcpiOsPrintf (" %2.2X", ObjDesc->Buffer.Pointer[i]);
  482                     }
  483                 }
  484                 AcpiOsPrintf ("\n");
  485             }
  486             else
  487             {
  488                 AcpiOsPrintf ("[Length not yet evaluated]\n");
  489             }
  490             break;
  491 
  492         case ACPI_TYPE_STRING:
  493 
  494             AcpiOsPrintf ("Len %.2X ", ObjDesc->String.Length);
  495             AcpiUtPrintString (ObjDesc->String.Pointer, 80);
  496             AcpiOsPrintf ("\n");
  497             break;
  498 
  499         case ACPI_TYPE_REGION:
  500 
  501             AcpiOsPrintf ("[%s]",
  502                 AcpiUtGetRegionName (ObjDesc->Region.SpaceId));
  503             if (ObjDesc->Region.Flags & AOPOBJ_DATA_VALID)
  504             {
  505                 AcpiOsPrintf (" Addr %8.8X%8.8X Len %.4X\n",
  506                     ACPI_FORMAT_UINT64 (ObjDesc->Region.Address),
  507                     ObjDesc->Region.Length);
  508             }
  509             else
  510             {
  511                 AcpiOsPrintf (" [Address/Length not yet evaluated]\n");
  512             }
  513             break;
  514 
  515         case ACPI_TYPE_LOCAL_REFERENCE:
  516 
  517             AcpiOsPrintf ("[%s]\n", AcpiUtGetReferenceName (ObjDesc));
  518             break;
  519 
  520         case ACPI_TYPE_BUFFER_FIELD:
  521 
  522             if (ObjDesc->BufferField.BufferObj &&
  523                 ObjDesc->BufferField.BufferObj->Buffer.Node)
  524             {
  525                 AcpiOsPrintf ("Buf [%4.4s]",
  526                     AcpiUtGetNodeName (
  527                         ObjDesc->BufferField.BufferObj->Buffer.Node));
  528             }
  529             break;
  530 
  531         case ACPI_TYPE_LOCAL_REGION_FIELD:
  532 
  533             AcpiOsPrintf ("Rgn [%4.4s]",
  534                 AcpiUtGetNodeName (
  535                     ObjDesc->CommonField.RegionObj->Region.Node));
  536             break;
  537 
  538         case ACPI_TYPE_LOCAL_BANK_FIELD:
  539 
  540             AcpiOsPrintf ("Rgn [%4.4s] Bnk [%4.4s]",
  541                 AcpiUtGetNodeName (
  542                     ObjDesc->CommonField.RegionObj->Region.Node),
  543                 AcpiUtGetNodeName (
  544                     ObjDesc->BankField.BankObj->CommonField.Node));
  545             break;
  546 
  547         case ACPI_TYPE_LOCAL_INDEX_FIELD:
  548 
  549             AcpiOsPrintf ("Idx [%4.4s] Dat [%4.4s]",
  550                 AcpiUtGetNodeName (
  551                     ObjDesc->IndexField.IndexObj->CommonField.Node),
  552                 AcpiUtGetNodeName (
  553                     ObjDesc->IndexField.DataObj->CommonField.Node));
  554             break;
  555 
  556         case ACPI_TYPE_LOCAL_ALIAS:
  557         case ACPI_TYPE_LOCAL_METHOD_ALIAS:
  558 
  559             AcpiOsPrintf ("Target %4.4s (%p)\n",
  560                 AcpiUtGetNodeName (ObjDesc), ObjDesc);
  561             break;
  562 
  563         default:
  564 
  565             AcpiOsPrintf ("Object %p\n", ObjDesc);
  566             break;
  567         }
  568 
  569         /* Common field handling */
  570 
  571         switch (Type)
  572         {
  573         case ACPI_TYPE_BUFFER_FIELD:
  574         case ACPI_TYPE_LOCAL_REGION_FIELD:
  575         case ACPI_TYPE_LOCAL_BANK_FIELD:
  576         case ACPI_TYPE_LOCAL_INDEX_FIELD:
  577 
  578             AcpiOsPrintf (" Off %.3X Len %.2X Acc %.2X\n",
  579                 (ObjDesc->CommonField.BaseByteOffset * 8)
  580                     + ObjDesc->CommonField.StartFieldBitOffset,
  581                 ObjDesc->CommonField.BitLength,
  582                 ObjDesc->CommonField.AccessByteWidth);
  583             break;
  584 
  585         default:
  586 
  587             break;
  588         }
  589         break;
  590 
  591     case ACPI_DISPLAY_OBJECTS:
  592 
  593         AcpiOsPrintf ("O:%p", ObjDesc);
  594         if (!ObjDesc)
  595         {
  596             /* No attached object, we are done */
  597 
  598             AcpiOsPrintf ("\n");
  599             return (AE_OK);
  600         }
  601 
  602         AcpiOsPrintf ("(R%u)", ObjDesc->Common.ReferenceCount);
  603 
  604         switch (Type)
  605         {
  606         case ACPI_TYPE_METHOD:
  607 
  608             /* Name is a Method and its AML offset/length are set */
  609 
  610             AcpiOsPrintf (" M:%p-%X\n", ObjDesc->Method.AmlStart,
  611                 ObjDesc->Method.AmlLength);
  612             break;
  613 
  614         case ACPI_TYPE_INTEGER:
  615 
  616             AcpiOsPrintf (" I:%8.8X8.8%X\n",
  617                 ACPI_FORMAT_UINT64 (ObjDesc->Integer.Value));
  618             break;
  619 
  620         case ACPI_TYPE_STRING:
  621 
  622             AcpiOsPrintf (" S:%p-%X\n", ObjDesc->String.Pointer,
  623                 ObjDesc->String.Length);
  624             break;
  625 
  626         case ACPI_TYPE_BUFFER:
  627 
  628             AcpiOsPrintf (" B:%p-%X\n", ObjDesc->Buffer.Pointer,
  629                 ObjDesc->Buffer.Length);
  630             break;
  631 
  632         default:
  633 
  634             AcpiOsPrintf ("\n");
  635             break;
  636         }
  637         break;
  638 
  639     default:
  640         AcpiOsPrintf ("\n");
  641         break;
  642     }
  643 
  644     /* If debug turned off, done */
  645 
  646     if (!(AcpiDbgLevel & ACPI_LV_VALUES))
  647     {
  648         return (AE_OK);
  649     }
  650 
  651     /* If there is an attached object, display it */
  652 
  653     DbgLevel = AcpiDbgLevel;
  654     AcpiDbgLevel = 0;
  655     ObjDesc = AcpiNsGetAttachedObject (ThisNode);
  656     AcpiDbgLevel = DbgLevel;
  657 
  658     /* Dump attached objects */
  659 
  660     while (ObjDesc)
  661     {
  662         ObjType = ACPI_TYPE_INVALID;
  663         AcpiOsPrintf ("Attached Object %p: ", ObjDesc);
  664 
  665         /* Decode the type of attached object and dump the contents */
  666 
  667         switch (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc))
  668         {
  669         case ACPI_DESC_TYPE_NAMED:
  670 
  671             AcpiOsPrintf ("(Ptr to Node)\n");
  672             BytesToDump = sizeof (ACPI_NAMESPACE_NODE);
  673             ACPI_DUMP_BUFFER (ObjDesc, BytesToDump);
  674             break;
  675 
  676         case ACPI_DESC_TYPE_OPERAND:
  677 
  678             ObjType = ObjDesc->Common.Type;
  679 
  680             if (ObjType > ACPI_TYPE_LOCAL_MAX)
  681             {
  682                 AcpiOsPrintf (
  683                     "(Pointer to ACPI Object type %.2X [UNKNOWN])\n",
  684                     ObjType);
  685 
  686                 BytesToDump = 32;
  687             }
  688             else
  689             {
  690                 AcpiOsPrintf (
  691                     "(Pointer to ACPI Object type %.2X [%s])\n",
  692                     ObjType, AcpiUtGetTypeName (ObjType));
  693 
  694                 BytesToDump = sizeof (ACPI_OPERAND_OBJECT);
  695             }
  696 
  697             ACPI_DUMP_BUFFER (ObjDesc, BytesToDump);
  698             break;
  699 
  700         default:
  701 
  702             break;
  703         }
  704 
  705         /* If value is NOT an internal object, we are done */
  706 
  707         if (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) != ACPI_DESC_TYPE_OPERAND)
  708         {
  709             goto Cleanup;
  710         }
  711 
  712         /* Valid object, get the pointer to next level, if any */
  713 
  714         switch (ObjType)
  715         {
  716         case ACPI_TYPE_BUFFER:
  717         case ACPI_TYPE_STRING:
  718             /*
  719              * NOTE: takes advantage of common fields between string/buffer
  720              */
  721             BytesToDump = ObjDesc->String.Length;
  722             ObjDesc = (void *) ObjDesc->String.Pointer;
  723 
  724             AcpiOsPrintf ("(Buffer/String pointer %p length %X)\n",
  725                 ObjDesc, BytesToDump);
  726             ACPI_DUMP_BUFFER (ObjDesc, BytesToDump);
  727             goto Cleanup;
  728 
  729         case ACPI_TYPE_BUFFER_FIELD:
  730 
  731             ObjDesc = (ACPI_OPERAND_OBJECT *) ObjDesc->BufferField.BufferObj;
  732             break;
  733 
  734         case ACPI_TYPE_PACKAGE:
  735 
  736             ObjDesc = (void *) ObjDesc->Package.Elements;
  737             break;
  738 
  739         case ACPI_TYPE_METHOD:
  740 
  741             ObjDesc = (void *) ObjDesc->Method.AmlStart;
  742             break;
  743 
  744         case ACPI_TYPE_LOCAL_REGION_FIELD:
  745 
  746             ObjDesc = (void *) ObjDesc->Field.RegionObj;
  747             break;
  748 
  749         case ACPI_TYPE_LOCAL_BANK_FIELD:
  750 
  751             ObjDesc = (void *) ObjDesc->BankField.RegionObj;
  752             break;
  753 
  754         case ACPI_TYPE_LOCAL_INDEX_FIELD:
  755 
  756             ObjDesc = (void *) ObjDesc->IndexField.IndexObj;
  757             break;
  758 
  759         default:
  760 
  761             goto Cleanup;
  762         }
  763     }
  764 
  765 Cleanup:
  766     AcpiOsPrintf ("\n");
  767     return (AE_OK);
  768 }
  769 
  770 
  771 /*******************************************************************************
  772  *
  773  * FUNCTION:    AcpiNsDumpObjects
  774  *
  775  * PARAMETERS:  Type                - Object type to be dumped
  776  *              DisplayType         - 0 or ACPI_DISPLAY_SUMMARY
  777  *              MaxDepth            - Maximum depth of dump. Use ACPI_UINT32_MAX
  778  *                                    for an effectively unlimited depth.
  779  *              OwnerId             - Dump only objects owned by this ID. Use
  780  *                                    ACPI_UINT32_MAX to match all owners.
  781  *              StartHandle         - Where in namespace to start/end search
  782  *
  783  * RETURN:      None
  784  *
  785  * DESCRIPTION: Dump typed objects within the loaded namespace. Uses
  786  *              AcpiNsWalkNamespace in conjunction with AcpiNsDumpOneObject.
  787  *
  788  ******************************************************************************/
  789 
  790 void
  791 AcpiNsDumpObjects (
  792     ACPI_OBJECT_TYPE        Type,
  793     UINT8                   DisplayType,
  794     UINT32                  MaxDepth,
  795     ACPI_OWNER_ID           OwnerId,
  796     ACPI_HANDLE             StartHandle)
  797 {
  798     ACPI_WALK_INFO          Info;
  799     ACPI_STATUS             Status;
  800 
  801 
  802     ACPI_FUNCTION_ENTRY ();
  803 
  804 
  805     /*
  806      * Just lock the entire namespace for the duration of the dump.
  807      * We don't want any changes to the namespace during this time,
  808      * especially the temporary nodes since we are going to display
  809      * them also.
  810      */
  811     Status = AcpiUtAcquireMutex (ACPI_MTX_NAMESPACE);
  812     if (ACPI_FAILURE (Status))
  813     {
  814         AcpiOsPrintf ("Could not acquire namespace mutex\n");
  815         return;
  816     }
  817 
  818     Info.Count = 0;
  819     Info.DebugLevel = ACPI_LV_TABLES;
  820     Info.OwnerId = OwnerId;
  821     Info.DisplayType = DisplayType;
  822 
  823     (void) AcpiNsWalkNamespace (Type, StartHandle, MaxDepth,
  824         ACPI_NS_WALK_NO_UNLOCK | ACPI_NS_WALK_TEMP_NODES,
  825         AcpiNsDumpOneObject, NULL, (void *) &Info, NULL);
  826 
  827     AcpiOsPrintf ("\nNamespace node count: %u\n\n", Info.Count);
  828     (void) AcpiUtReleaseMutex (ACPI_MTX_NAMESPACE);
  829 }
  830 
  831 
  832 /*******************************************************************************
  833  *
  834  * FUNCTION:    AcpiNsDumpOneObjectPath, AcpiNsGetMaxDepth
  835  *
  836  * PARAMETERS:  ObjHandle           - Node to be dumped
  837  *              Level               - Nesting level of the handle
  838  *              Context             - Passed into WalkNamespace
  839  *              ReturnValue         - Not used
  840  *
  841  * RETURN:      Status
  842  *
  843  * DESCRIPTION: Dump the full pathname to a namespace object. AcpNsGetMaxDepth
  844  *              computes the maximum nesting depth in the namespace tree, in
  845  *              order to simplify formatting in AcpiNsDumpOneObjectPath.
  846  *              These procedures are UserFunctions called by AcpiNsWalkNamespace.
  847  *
  848  ******************************************************************************/
  849 
  850 static ACPI_STATUS
  851 AcpiNsDumpOneObjectPath (
  852     ACPI_HANDLE             ObjHandle,
  853     UINT32                  Level,
  854     void                    *Context,
  855     void                    **ReturnValue)
  856 {
  857     UINT32                  MaxLevel = *((UINT32 *) Context);
  858     char                    *Pathname;
  859     ACPI_NAMESPACE_NODE     *Node;
  860     int                     PathIndent;
  861 
  862 
  863     if (!ObjHandle)
  864     {
  865         return (AE_OK);
  866     }
  867 
  868     Node = AcpiNsValidateHandle (ObjHandle);
  869     if (!Node)
  870     {
  871         /* Ignore bad node during namespace walk */
  872 
  873         return (AE_OK);
  874     }
  875 
  876     Pathname = AcpiNsGetNormalizedPathname (Node, TRUE);
  877 
  878     PathIndent = 1;
  879     if (Level <= MaxLevel)
  880     {
  881         PathIndent = MaxLevel - Level + 1;
  882     }
  883 
  884     AcpiOsPrintf ("%2d%*s%-12s%*s",
  885         Level, Level, " ", AcpiUtGetTypeName (Node->Type),
  886         PathIndent, " ");
  887 
  888     AcpiOsPrintf ("%s\n", &Pathname[1]);
  889     ACPI_FREE (Pathname);
  890     return (AE_OK);
  891 }
  892 
  893 
  894 static ACPI_STATUS
  895 AcpiNsGetMaxDepth (
  896     ACPI_HANDLE             ObjHandle,
  897     UINT32                  Level,
  898     void                    *Context,
  899     void                    **ReturnValue)
  900 {
  901     UINT32                  *MaxLevel = (UINT32 *) Context;
  902 
  903 
  904     if (Level > *MaxLevel)
  905     {
  906         *MaxLevel = Level;
  907     }
  908     return (AE_OK);
  909 }
  910 
  911 
  912 /*******************************************************************************
  913  *
  914  * FUNCTION:    AcpiNsDumpObjectPaths
  915  *
  916  * PARAMETERS:  Type                - Object type to be dumped
  917  *              DisplayType         - 0 or ACPI_DISPLAY_SUMMARY
  918  *              MaxDepth            - Maximum depth of dump. Use ACPI_UINT32_MAX
  919  *                                    for an effectively unlimited depth.
  920  *              OwnerId             - Dump only objects owned by this ID. Use
  921  *                                    ACPI_UINT32_MAX to match all owners.
  922  *              StartHandle         - Where in namespace to start/end search
  923  *
  924  * RETURN:      None
  925  *
  926  * DESCRIPTION: Dump full object pathnames within the loaded namespace. Uses
  927  *              AcpiNsWalkNamespace in conjunction with AcpiNsDumpOneObjectPath.
  928  *
  929  ******************************************************************************/
  930 
  931 void
  932 AcpiNsDumpObjectPaths (
  933     ACPI_OBJECT_TYPE        Type,
  934     UINT8                   DisplayType,
  935     UINT32                  MaxDepth,
  936     ACPI_OWNER_ID           OwnerId,
  937     ACPI_HANDLE             StartHandle)
  938 {
  939     ACPI_STATUS             Status;
  940     UINT32                  MaxLevel = 0;
  941 
  942 
  943     ACPI_FUNCTION_ENTRY ();
  944 
  945 
  946     /*
  947      * Just lock the entire namespace for the duration of the dump.
  948      * We don't want any changes to the namespace during this time,
  949      * especially the temporary nodes since we are going to display
  950      * them also.
  951      */
  952     Status = AcpiUtAcquireMutex (ACPI_MTX_NAMESPACE);
  953     if (ACPI_FAILURE (Status))
  954     {
  955         AcpiOsPrintf ("Could not acquire namespace mutex\n");
  956         return;
  957     }
  958 
  959     /* Get the max depth of the namespace tree, for formatting later */
  960 
  961     (void) AcpiNsWalkNamespace (Type, StartHandle, MaxDepth,
  962         ACPI_NS_WALK_NO_UNLOCK | ACPI_NS_WALK_TEMP_NODES,
  963         AcpiNsGetMaxDepth, NULL, (void *) &MaxLevel, NULL);
  964 
  965     /* Now dump the entire namespace */
  966 
  967     (void) AcpiNsWalkNamespace (Type, StartHandle, MaxDepth,
  968         ACPI_NS_WALK_NO_UNLOCK | ACPI_NS_WALK_TEMP_NODES,
  969         AcpiNsDumpOneObjectPath, NULL, (void *) &MaxLevel, NULL);
  970 
  971     (void) AcpiUtReleaseMutex (ACPI_MTX_NAMESPACE);
  972 }
  973 
  974 
  975 /*******************************************************************************
  976  *
  977  * FUNCTION:    AcpiNsDumpEntry
  978  *
  979  * PARAMETERS:  Handle              - Node to be dumped
  980  *              DebugLevel          - Output level
  981  *
  982  * RETURN:      None
  983  *
  984  * DESCRIPTION: Dump a single Node
  985  *
  986  ******************************************************************************/
  987 
  988 void
  989 AcpiNsDumpEntry (
  990     ACPI_HANDLE             Handle,
  991     UINT32                  DebugLevel)
  992 {
  993     ACPI_WALK_INFO          Info;
  994 
  995 
  996     ACPI_FUNCTION_ENTRY ();
  997 
  998 
  999     Info.DebugLevel = DebugLevel;
 1000     Info.OwnerId = ACPI_OWNER_ID_MAX;
 1001     Info.DisplayType = ACPI_DISPLAY_SUMMARY;
 1002 
 1003     (void) AcpiNsDumpOneObject (Handle, 1, &Info, NULL);
 1004 }
 1005 
 1006 
 1007 #ifdef ACPI_ASL_COMPILER
 1008 /*******************************************************************************
 1009  *
 1010  * FUNCTION:    AcpiNsDumpTables
 1011  *
 1012  * PARAMETERS:  SearchBase          - Root of subtree to be dumped, or
 1013  *                                    NS_ALL to dump the entire namespace
 1014  *              MaxDepth            - Maximum depth of dump. Use INT_MAX
 1015  *                                    for an effectively unlimited depth.
 1016  *
 1017  * RETURN:      None
 1018  *
 1019  * DESCRIPTION: Dump the name space, or a portion of it.
 1020  *
 1021  ******************************************************************************/
 1022 
 1023 void
 1024 AcpiNsDumpTables (
 1025     ACPI_HANDLE             SearchBase,
 1026     UINT32                  MaxDepth)
 1027 {
 1028     ACPI_HANDLE             SearchHandle = SearchBase;
 1029 
 1030 
 1031     ACPI_FUNCTION_TRACE (NsDumpTables);
 1032 
 1033 
 1034     if (!AcpiGbl_RootNode)
 1035     {
 1036         /*
 1037          * If the name space has not been initialized,
 1038          * there is nothing to dump.
 1039          */
 1040         ACPI_DEBUG_PRINT ((ACPI_DB_TABLES,
 1041             "namespace not initialized!\n"));
 1042         return_VOID;
 1043     }
 1044 
 1045     if (ACPI_NS_ALL == SearchBase)
 1046     {
 1047         /* Entire namespace */
 1048 
 1049         SearchHandle = AcpiGbl_RootNode;
 1050         ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, "\\\n"));
 1051     }
 1052 
 1053     AcpiNsDumpObjects (ACPI_TYPE_ANY, ACPI_DISPLAY_OBJECTS, MaxDepth,
 1054         ACPI_OWNER_ID_MAX, SearchHandle);
 1055     return_VOID;
 1056 }
 1057 #endif
 1058 #endif

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