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dmtbdump3.c revision 1.1.1.11
      1 /******************************************************************************
      2  *
      3  * Module Name: dmtbdump3 - Dump ACPI data tables that contain no AML code
      4  *
      5  *****************************************************************************/
      6 
      7 /*
      8  * Copyright (C) 2000 - 2023, Intel Corp.
      9  * All rights reserved.
     10  *
     11  * Redistribution and use in source and binary forms, with or without
     12  * modification, are permitted provided that the following conditions
     13  * are met:
     14  * 1. Redistributions of source code must retain the above copyright
     15  *    notice, this list of conditions, and the following disclaimer,
     16  *    without modification.
     17  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
     18  *    substantially similar to the "NO WARRANTY" disclaimer below
     19  *    ("Disclaimer") and any redistribution must be conditioned upon
     20  *    including a substantially similar Disclaimer requirement for further
     21  *    binary redistribution.
     22  * 3. Neither the names of the above-listed copyright holders nor the names
     23  *    of any contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * Alternatively, this software may be distributed under the terms of the
     27  * GNU General Public License ("GPL") version 2 as published by the Free
     28  * Software Foundation.
     29  *
     30  * NO WARRANTY
     31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     32  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     33  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     34  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     35  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
     39  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
     40  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     41  * POSSIBILITY OF SUCH DAMAGES.
     42  */
     43 
     44 #include "acpi.h"
     45 #include "accommon.h"
     46 #include "acdisasm.h"
     47 #include "actables.h"
     48 
     49 /* This module used for application-level code only */
     50 
     51 #define _COMPONENT          ACPI_CA_DISASSEMBLER
     52         ACPI_MODULE_NAME    ("dmtbdump3")
     53 
     54 
     55 /*******************************************************************************
     56  *
     57  * FUNCTION:    AcpiDmDumpSlic
     58  *
     59  * PARAMETERS:  Table               - A SLIC table
     60  *
     61  * RETURN:      None
     62  *
     63  * DESCRIPTION: Format the contents of a SLIC
     64  *
     65  ******************************************************************************/
     66 
     67 void
     68 AcpiDmDumpSlic (
     69     ACPI_TABLE_HEADER       *Table)
     70 {
     71 
     72     (void) AcpiDmDumpTable (Table->Length, sizeof (ACPI_TABLE_HEADER),
     73         (void *) (Table + sizeof (*Table)),
     74         Table->Length - sizeof (*Table), AcpiDmTableInfoSlic);
     75 }
     76 
     77 
     78 /*******************************************************************************
     79  *
     80  * FUNCTION:    AcpiDmDumpSlit
     81  *
     82  * PARAMETERS:  Table               - An SLIT
     83  *
     84  * RETURN:      None
     85  *
     86  * DESCRIPTION: Format the contents of a SLIT
     87  *
     88  ******************************************************************************/
     89 
     90 void
     91 AcpiDmDumpSlit (
     92     ACPI_TABLE_HEADER       *Table)
     93 {
     94     ACPI_STATUS             Status;
     95     UINT32                  Offset;
     96     UINT8                   *Row;
     97     UINT32                  Localities;
     98     UINT32                  i;
     99     UINT32                  j;
    100 
    101 
    102     /* Main table */
    103 
    104     Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoSlit);
    105     if (ACPI_FAILURE (Status))
    106     {
    107         return;
    108     }
    109 
    110     /* Display the Locality NxN Matrix */
    111 
    112     Localities = (UINT32) ACPI_CAST_PTR (ACPI_TABLE_SLIT, Table)->LocalityCount;
    113     Offset = ACPI_OFFSET (ACPI_TABLE_SLIT, Entry[0]);
    114     Row = (UINT8 *) ACPI_CAST_PTR (ACPI_TABLE_SLIT, Table)->Entry;
    115 
    116     for (i = 0; i < Localities; i++)
    117     {
    118         /* Display one row of the matrix */
    119 
    120         AcpiDmLineHeader2 (Offset, Localities, "Locality", i);
    121         for  (j = 0; j < Localities; j++)
    122         {
    123             /* Check for beyond EOT */
    124 
    125             if (Offset >= Table->Length)
    126             {
    127                 AcpiOsPrintf (
    128                     "\n**** Not enough room in table for all localities\n");
    129                 return;
    130             }
    131 
    132             AcpiOsPrintf ("%2.2X", Row[j]);
    133             Offset++;
    134 
    135             /* Display up to 16 bytes per output row */
    136 
    137             if ((j+1) < Localities)
    138             {
    139                 AcpiOsPrintf (" ");
    140 
    141                 if (j && (((j+1) % 16) == 0))
    142                 {
    143                     AcpiOsPrintf ("\\\n"); /* With line continuation char */
    144                     AcpiDmLineHeader (Offset, 0, NULL);
    145                 }
    146             }
    147         }
    148 
    149         /* Point to next row */
    150 
    151         AcpiOsPrintf ("\n");
    152         Row += Localities;
    153     }
    154 }
    155 
    156 
    157 /*******************************************************************************
    158  *
    159  * FUNCTION:    AcpiDmDumpSrat
    160  *
    161  * PARAMETERS:  Table               - A SRAT table
    162  *
    163  * RETURN:      None
    164  *
    165  * DESCRIPTION: Format the contents of a SRAT
    166  *
    167  ******************************************************************************/
    168 
    169 void
    170 AcpiDmDumpSrat (
    171     ACPI_TABLE_HEADER       *Table)
    172 {
    173     ACPI_STATUS             Status;
    174     UINT32                  Offset = sizeof (ACPI_TABLE_SRAT);
    175     ACPI_SUBTABLE_HEADER    *Subtable;
    176     ACPI_DMTABLE_INFO       *InfoTable;
    177 
    178 
    179     /* Main table */
    180 
    181     Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoSrat);
    182     if (ACPI_FAILURE (Status))
    183     {
    184         return;
    185     }
    186 
    187     /* Subtables */
    188 
    189     Subtable = ACPI_ADD_PTR (ACPI_SUBTABLE_HEADER, Table, Offset);
    190     while (Offset < Table->Length)
    191     {
    192         /* Common subtable header */
    193 
    194         AcpiOsPrintf ("\n");
    195         Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
    196             Subtable->Length, AcpiDmTableInfoSratHdr);
    197         if (ACPI_FAILURE (Status))
    198         {
    199             return;
    200         }
    201 
    202         switch (Subtable->Type)
    203         {
    204         case ACPI_SRAT_TYPE_CPU_AFFINITY:
    205 
    206             InfoTable = AcpiDmTableInfoSrat0;
    207             break;
    208 
    209         case ACPI_SRAT_TYPE_MEMORY_AFFINITY:
    210 
    211             InfoTable = AcpiDmTableInfoSrat1;
    212             break;
    213 
    214         case ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY:
    215 
    216             InfoTable = AcpiDmTableInfoSrat2;
    217             break;
    218 
    219         case ACPI_SRAT_TYPE_GICC_AFFINITY:
    220 
    221             InfoTable = AcpiDmTableInfoSrat3;
    222             break;
    223 
    224         case ACPI_SRAT_TYPE_GIC_ITS_AFFINITY:
    225 
    226             InfoTable = AcpiDmTableInfoSrat4;
    227             break;
    228 
    229         case ACPI_SRAT_TYPE_GENERIC_AFFINITY:
    230 
    231             InfoTable = AcpiDmTableInfoSrat5;
    232             break;
    233 
    234         case ACPI_SRAT_TYPE_GENERIC_PORT_AFFINITY:
    235 
    236             InfoTable = AcpiDmTableInfoSrat6;
    237             break;
    238 
    239         case ACPI_SRAT_TYPE_RINTC_AFFINITY:
    240 
    241             InfoTable = AcpiDmTableInfoSrat7;
    242             break;
    243 
    244         default:
    245             AcpiOsPrintf ("\n**** Unknown SRAT subtable type 0x%X\n",
    246                 Subtable->Type);
    247 
    248             /* Attempt to continue */
    249 
    250             if (!Subtable->Length)
    251             {
    252                 AcpiOsPrintf ("Invalid zero length subtable\n");
    253                 return;
    254             }
    255             goto NextSubtable;
    256         }
    257 
    258         AcpiOsPrintf ("\n");
    259         Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
    260             Subtable->Length, InfoTable);
    261         if (ACPI_FAILURE (Status))
    262         {
    263             return;
    264         }
    265 
    266 NextSubtable:
    267         /* Point to next subtable */
    268 
    269         Offset += Subtable->Length;
    270         Subtable = ACPI_ADD_PTR (ACPI_SUBTABLE_HEADER, Subtable,
    271             Subtable->Length);
    272     }
    273 }
    274 
    275 
    276 /*******************************************************************************
    277  *
    278  * FUNCTION:    AcpiDmDumpStao
    279  *
    280  * PARAMETERS:  Table               - A STAO table
    281  *
    282  * RETURN:      None
    283  *
    284  * DESCRIPTION: Format the contents of a STAO. This is a variable-length
    285  *              table that contains an open-ended number of ASCII strings
    286  *              at the end of the table.
    287  *
    288  ******************************************************************************/
    289 
    290 void
    291 AcpiDmDumpStao (
    292     ACPI_TABLE_HEADER       *Table)
    293 {
    294     ACPI_STATUS             Status;
    295     char                    *Namepath;
    296     UINT32                  Length = Table->Length;
    297     UINT32                  StringLength;
    298     UINT32                  Offset = sizeof (ACPI_TABLE_STAO);
    299 
    300 
    301     /* Main table */
    302 
    303     Status = AcpiDmDumpTable (Length, 0, Table, 0, AcpiDmTableInfoStao);
    304     if (ACPI_FAILURE (Status))
    305     {
    306         return;
    307     }
    308 
    309     /* The rest of the table consists of Namepath strings */
    310 
    311     while (Offset < Table->Length)
    312     {
    313         Namepath = ACPI_ADD_PTR (char, Table, Offset);
    314         StringLength = strlen (Namepath) + 1;
    315 
    316         AcpiDmLineHeader (Offset, StringLength, "Namepath");
    317         AcpiOsPrintf ("\"%s\"\n", Namepath);
    318 
    319         /* Point to next namepath */
    320 
    321         Offset += StringLength;
    322     }
    323 }
    324 
    325 
    326 /*******************************************************************************
    327  *
    328  * FUNCTION:    AcpiDmDumpSvkl
    329  *
    330  * PARAMETERS:  Table               - A SVKL table
    331  *
    332  * RETURN:      None
    333  *
    334  * DESCRIPTION: Format the contents of a SVKL. This is a variable-length
    335  *              table that contains an open-ended number of key subtables at
    336  *              the end of the header.
    337  *
    338  * NOTES: SVKL is essentially a flat table, with a small main table and
    339  *          a variable number of a single type of subtable.
    340  *
    341  ******************************************************************************/
    342 
    343 void
    344 AcpiDmDumpSvkl (
    345     ACPI_TABLE_HEADER       *Table)
    346 {
    347     ACPI_STATUS             Status;
    348     UINT32                  Length = Table->Length;
    349     UINT32                  Offset = sizeof (ACPI_TABLE_SVKL);
    350     ACPI_SVKL_KEY           *Subtable;
    351 
    352 
    353     /* Main table */
    354 
    355     Status = AcpiDmDumpTable (Length, 0, Table, 0, AcpiDmTableInfoSvkl);
    356     if (ACPI_FAILURE (Status))
    357     {
    358         return;
    359     }
    360 
    361     /* The rest of the table consists of subtables (single type) */
    362 
    363     Subtable = ACPI_ADD_PTR (ACPI_SVKL_KEY, Table, Offset);
    364     while (Offset < Table->Length)
    365     {
    366         /* Dump the subtable */
    367 
    368         AcpiOsPrintf ("\n");
    369         Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
    370             sizeof (ACPI_SVKL_KEY), AcpiDmTableInfoSvkl0);
    371         if (ACPI_FAILURE (Status))
    372         {
    373             return;
    374         }
    375 
    376         /* Point to next subtable */
    377 
    378         Offset += sizeof (ACPI_SVKL_KEY);
    379         Subtable = ACPI_ADD_PTR (ACPI_SVKL_KEY, Subtable,
    380             sizeof (ACPI_SVKL_KEY));
    381     }
    382 }
    383 
    384 
    385 /*******************************************************************************
    386  *
    387  * FUNCTION:    AcpiDmDumpTcpa
    388  *
    389  * PARAMETERS:  Table               - A TCPA table
    390  *
    391  * RETURN:      None
    392  *
    393  * DESCRIPTION: Format the contents of a TCPA.
    394  *
    395  * NOTE:        There are two versions of the table with the same signature:
    396  *              the client version and the server version. The common
    397  *              PlatformClass field is used to differentiate the two types of
    398  *              tables.
    399  *
    400  ******************************************************************************/
    401 
    402 void
    403 AcpiDmDumpTcpa (
    404     ACPI_TABLE_HEADER       *Table)
    405 {
    406     UINT32                  Offset = sizeof (ACPI_TABLE_TCPA_HDR);
    407     ACPI_TABLE_TCPA_HDR     *CommonHeader = ACPI_CAST_PTR (
    408                                 ACPI_TABLE_TCPA_HDR, Table);
    409     ACPI_TABLE_TCPA_HDR     *Subtable = ACPI_ADD_PTR (
    410                                 ACPI_TABLE_TCPA_HDR, Table, Offset);
    411     ACPI_STATUS             Status;
    412 
    413 
    414     /* Main table */
    415 
    416     Status = AcpiDmDumpTable (Table->Length, 0, Table,
    417         0, AcpiDmTableInfoTcpaHdr);
    418     if (ACPI_FAILURE (Status))
    419     {
    420         return;
    421     }
    422 
    423     /*
    424      * Examine the PlatformClass field to determine the table type.
    425      * Either a client or server table. Only one.
    426      */
    427     switch (CommonHeader->PlatformClass)
    428     {
    429     case ACPI_TCPA_CLIENT_TABLE:
    430 
    431         Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
    432             Table->Length - Offset, AcpiDmTableInfoTcpaClient);
    433         break;
    434 
    435     case ACPI_TCPA_SERVER_TABLE:
    436 
    437         Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
    438             Table->Length - Offset, AcpiDmTableInfoTcpaServer);
    439         break;
    440 
    441     default:
    442 
    443         AcpiOsPrintf ("\n**** Unknown TCPA Platform Class 0x%X\n",
    444             CommonHeader->PlatformClass);
    445         Status = AE_ERROR;
    446         break;
    447     }
    448 
    449     if (ACPI_FAILURE (Status))
    450     {
    451         AcpiOsPrintf ("\n**** Cannot disassemble TCPA table\n");
    452     }
    453 }
    454 
    455 
    456 /*******************************************************************************
    457  *
    458  * FUNCTION:    AcpiDmDumpTpm2
    459  *
    460  * PARAMETERS:  Table               - A TPM2 table
    461  *
    462  * RETURN:      None
    463  *
    464  * DESCRIPTION: Format the contents of a TPM2.
    465  *
    466  ******************************************************************************/
    467 
    468 static void
    469 AcpiDmDumpTpm2Rev3 (
    470     ACPI_TABLE_HEADER       *Table)
    471 {
    472     UINT32                  Offset = sizeof (ACPI_TABLE_TPM23);
    473     ACPI_TABLE_TPM23        *CommonHeader = ACPI_CAST_PTR (ACPI_TABLE_TPM23, Table);
    474     ACPI_TPM23_TRAILER      *Subtable = ACPI_ADD_PTR (ACPI_TPM23_TRAILER, Table, Offset);
    475     ACPI_STATUS             Status;
    476 
    477 
    478     /* Main table */
    479 
    480     Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoTpm23);
    481     if (ACPI_FAILURE (Status))
    482     {
    483         return;
    484     }
    485 
    486     /* Optional subtable if start method is ACPI start method */
    487 
    488     switch (CommonHeader->StartMethod)
    489     {
    490     case ACPI_TPM23_ACPI_START_METHOD:
    491 
    492         (void) AcpiDmDumpTable (Table->Length, Offset, Subtable,
    493             Table->Length - Offset, AcpiDmTableInfoTpm23a);
    494         break;
    495 
    496     default:
    497         break;
    498     }
    499 }
    500 
    501 
    502 /*******************************************************************************
    503  *
    504  * FUNCTION:    AcpiDmDumpTpm2
    505  *
    506  * PARAMETERS:  Table               - A TPM2 table
    507  *
    508  * RETURN:      None
    509  *
    510  * DESCRIPTION: Format the contents of a TPM2.
    511  *
    512  ******************************************************************************/
    513 
    514 void
    515 AcpiDmDumpTpm2 (
    516     ACPI_TABLE_HEADER       *Table)
    517 {
    518     UINT32                  Offset = sizeof (ACPI_TABLE_TPM2);
    519     ACPI_TABLE_TPM2         *CommonHeader = ACPI_CAST_PTR (ACPI_TABLE_TPM2, Table);
    520     ACPI_TPM2_TRAILER       *Subtable = ACPI_ADD_PTR (ACPI_TPM2_TRAILER, Table, Offset);
    521     ACPI_TPM2_ARM_SMC       *ArmSubtable;
    522     ACPI_STATUS             Status;
    523 
    524 
    525     if (Table->Revision == 3)
    526     {
    527         AcpiDmDumpTpm2Rev3(Table);
    528         return;
    529     }
    530 
    531     /* Main table */
    532 
    533     Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoTpm2);
    534 
    535     if (ACPI_FAILURE (Status))
    536     {
    537         return;
    538     }
    539 
    540     AcpiOsPrintf ("\n");
    541     Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
    542         Table->Length - Offset, AcpiDmTableInfoTpm2a);
    543     if (ACPI_FAILURE (Status))
    544     {
    545         return;
    546     }
    547 
    548     switch (CommonHeader->StartMethod)
    549     {
    550     case ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC:
    551 
    552         ArmSubtable = ACPI_ADD_PTR (ACPI_TPM2_ARM_SMC, Subtable,
    553             sizeof (ACPI_TPM2_TRAILER));
    554         Offset += sizeof (ACPI_TPM2_TRAILER);
    555 
    556         AcpiOsPrintf ("\n");
    557         (void) AcpiDmDumpTable (Table->Length, Offset, ArmSubtable,
    558             Table->Length - Offset, AcpiDmTableInfoTpm211);
    559         break;
    560 
    561     default:
    562         break;
    563     }
    564 }
    565 
    566 
    567 /*******************************************************************************
    568  *
    569  * FUNCTION:    AcpiDmDumpViot
    570  *
    571  * PARAMETERS:  Table               - A VIOT table
    572  *
    573  * RETURN:      None
    574  *
    575  * DESCRIPTION: Format the contents of a VIOT
    576  *
    577  ******************************************************************************/
    578 
    579 void
    580 AcpiDmDumpViot (
    581     ACPI_TABLE_HEADER       *Table)
    582 {
    583     ACPI_STATUS             Status;
    584     ACPI_TABLE_VIOT         *Viot;
    585     ACPI_VIOT_HEADER        *ViotHeader;
    586     UINT16                  Length;
    587     UINT32                  Offset;
    588     ACPI_DMTABLE_INFO       *InfoTable;
    589 
    590     /* Main table */
    591 
    592     Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoViot);
    593     if (ACPI_FAILURE (Status))
    594     {
    595         return;
    596     }
    597 
    598     Viot = ACPI_CAST_PTR (ACPI_TABLE_VIOT, Table);
    599 
    600     Offset = Viot->NodeOffset;
    601     while (Offset < Table->Length)
    602     {
    603         /* Common subtable header */
    604         ViotHeader = ACPI_ADD_PTR (ACPI_VIOT_HEADER, Table, Offset);
    605         AcpiOsPrintf ("\n");
    606 
    607         Length = sizeof (ACPI_VIOT_HEADER);
    608         Status = AcpiDmDumpTable (Table->Length, Offset, ViotHeader, Length,
    609             AcpiDmTableInfoViotHeader);
    610         if (ACPI_FAILURE (Status))
    611         {
    612             return;
    613         }
    614 
    615         Length = ViotHeader->Length;
    616         switch (ViotHeader->Type)
    617         {
    618         case ACPI_VIOT_NODE_PCI_RANGE:
    619 
    620             InfoTable = AcpiDmTableInfoViot1;
    621             break;
    622 
    623         case ACPI_VIOT_NODE_MMIO:
    624 
    625             InfoTable = AcpiDmTableInfoViot2;
    626             break;
    627 
    628         case ACPI_VIOT_NODE_VIRTIO_IOMMU_PCI:
    629 
    630             InfoTable = AcpiDmTableInfoViot3;
    631             break;
    632 
    633         case ACPI_VIOT_NODE_VIRTIO_IOMMU_MMIO:
    634 
    635             InfoTable = AcpiDmTableInfoViot4;
    636             break;
    637 
    638         default:
    639 
    640             AcpiOsPrintf ("\n*** Unknown VIOT node type 0x%X\n",
    641                 ViotHeader->Type);
    642 
    643             /* Attempt to continue */
    644 
    645             if (!Length)
    646             {
    647                 AcpiOsPrintf ("Invalid zero length VIOT node\n");
    648                 return;
    649             }
    650             goto NextSubtable;
    651         }
    652 
    653         AcpiOsPrintf ("\n");
    654         Status = AcpiDmDumpTable (Table->Length, Offset, ViotHeader, Length,
    655             InfoTable);
    656         if (ACPI_FAILURE (Status))
    657         {
    658             return;
    659         }
    660 
    661 NextSubtable:
    662         Offset += Length;
    663     }
    664 }
    665 
    666 
    667 /*******************************************************************************
    668  *
    669  * FUNCTION:    AcpiDmDumpWdat
    670  *
    671  * PARAMETERS:  Table               - A WDAT table
    672  *
    673  * RETURN:      None
    674  *
    675  * DESCRIPTION: Format the contents of a WDAT
    676  *
    677  ******************************************************************************/
    678 
    679 void
    680 AcpiDmDumpWdat (
    681     ACPI_TABLE_HEADER       *Table)
    682 {
    683     ACPI_STATUS             Status;
    684     UINT32                  Offset = sizeof (ACPI_TABLE_WDAT);
    685     ACPI_WDAT_ENTRY         *Subtable;
    686 
    687 
    688     /* Main table */
    689 
    690     Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoWdat);
    691     if (ACPI_FAILURE (Status))
    692     {
    693         return;
    694     }
    695 
    696     /* Subtables */
    697 
    698     Subtable = ACPI_ADD_PTR (ACPI_WDAT_ENTRY, Table, Offset);
    699     while (Offset < Table->Length)
    700     {
    701         /* Common subtable header */
    702 
    703         AcpiOsPrintf ("\n");
    704         Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
    705             sizeof (ACPI_WDAT_ENTRY), AcpiDmTableInfoWdat0);
    706         if (ACPI_FAILURE (Status))
    707         {
    708             return;
    709         }
    710 
    711         /* Point to next subtable */
    712 
    713         Offset += sizeof (ACPI_WDAT_ENTRY);
    714         Subtable = ACPI_ADD_PTR (ACPI_WDAT_ENTRY, Subtable,
    715             sizeof (ACPI_WDAT_ENTRY));
    716     }
    717 }
    718 
    719 
    720 /*******************************************************************************
    721  *
    722  * FUNCTION:    AcpiDmDumpWpbt
    723  *
    724  * PARAMETERS:  Table               - A WPBT table
    725  *
    726  * RETURN:      None
    727  *
    728  * DESCRIPTION: Format the contents of a WPBT. This table type consists
    729  *              of an open-ended arguments buffer at the end of the table.
    730  *
    731  ******************************************************************************/
    732 
    733 void
    734 AcpiDmDumpWpbt (
    735     ACPI_TABLE_HEADER       *Table)
    736 {
    737     ACPI_STATUS             Status;
    738     ACPI_TABLE_WPBT         *Subtable;
    739     UINT16                  ArgumentsLength;
    740 
    741 
    742     /* Dump the main table */
    743 
    744     Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoWpbt);
    745     if (ACPI_FAILURE (Status))
    746     {
    747         return;
    748     }
    749 
    750     /* Extract the arguments buffer length from the main table */
    751 
    752     Subtable = ACPI_CAST_PTR (ACPI_TABLE_WPBT, Table);
    753     ArgumentsLength = Subtable->ArgumentsLength;
    754 
    755     /* Dump the arguments buffer if present */
    756 
    757     if (ArgumentsLength)
    758     {
    759         (void) AcpiDmDumpTable (Table->Length, 0, Table, ArgumentsLength,
    760             AcpiDmTableInfoWpbt0);
    761     }
    762 }
    763