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dmtbdump3.c revision 1.1.1.6
      1 /******************************************************************************
      2  *
      3  * Module Name: dmtbdump3 - Dump ACPI data tables that contain no AML code
      4  *
      5  *****************************************************************************/
      6 
      7 /*
      8  * Copyright (C) 2000 - 2021, 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), Table,
     73         Table->Length - sizeof (*Table), AcpiDmTableInfoSlic);
     74 }
     75 
     76 
     77 /*******************************************************************************
     78  *
     79  * FUNCTION:    AcpiDmDumpSlit
     80  *
     81  * PARAMETERS:  Table               - An SLIT
     82  *
     83  * RETURN:      None
     84  *
     85  * DESCRIPTION: Format the contents of a SLIT
     86  *
     87  ******************************************************************************/
     88 
     89 void
     90 AcpiDmDumpSlit (
     91     ACPI_TABLE_HEADER       *Table)
     92 {
     93     ACPI_STATUS             Status;
     94     UINT32                  Offset;
     95     UINT8                   *Row;
     96     UINT32                  Localities;
     97     UINT32                  i;
     98     UINT32                  j;
     99 
    100 
    101     /* Main table */
    102 
    103     Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoSlit);
    104     if (ACPI_FAILURE (Status))
    105     {
    106         return;
    107     }
    108 
    109     /* Display the Locality NxN Matrix */
    110 
    111     Localities = (UINT32) ACPI_CAST_PTR (ACPI_TABLE_SLIT, Table)->LocalityCount;
    112     Offset = ACPI_OFFSET (ACPI_TABLE_SLIT, Entry[0]);
    113     Row = (UINT8 *) ACPI_CAST_PTR (ACPI_TABLE_SLIT, Table)->Entry;
    114 
    115     for (i = 0; i < Localities; i++)
    116     {
    117         /* Display one row of the matrix */
    118 
    119         AcpiDmLineHeader2 (Offset, Localities, "Locality", i);
    120         for  (j = 0; j < Localities; j++)
    121         {
    122             /* Check for beyond EOT */
    123 
    124             if (Offset >= Table->Length)
    125             {
    126                 AcpiOsPrintf (
    127                     "\n**** Not enough room in table for all localities\n");
    128                 return;
    129             }
    130 
    131             AcpiOsPrintf ("%2.2X", Row[j]);
    132             Offset++;
    133 
    134             /* Display up to 16 bytes per output row */
    135 
    136             if ((j+1) < Localities)
    137             {
    138                 AcpiOsPrintf (" ");
    139 
    140                 if (j && (((j+1) % 16) == 0))
    141                 {
    142                     AcpiOsPrintf ("\\\n"); /* With line continuation char */
    143                     AcpiDmLineHeader (Offset, 0, NULL);
    144                 }
    145             }
    146         }
    147 
    148         /* Point to next row */
    149 
    150         AcpiOsPrintf ("\n");
    151         Row += Localities;
    152     }
    153 }
    154 
    155 
    156 /*******************************************************************************
    157  *
    158  * FUNCTION:    AcpiDmDumpSrat
    159  *
    160  * PARAMETERS:  Table               - A SRAT table
    161  *
    162  * RETURN:      None
    163  *
    164  * DESCRIPTION: Format the contents of a SRAT
    165  *
    166  ******************************************************************************/
    167 
    168 void
    169 AcpiDmDumpSrat (
    170     ACPI_TABLE_HEADER       *Table)
    171 {
    172     ACPI_STATUS             Status;
    173     UINT32                  Offset = sizeof (ACPI_TABLE_SRAT);
    174     ACPI_SUBTABLE_HEADER    *Subtable;
    175     ACPI_DMTABLE_INFO       *InfoTable;
    176 
    177 
    178     /* Main table */
    179 
    180     Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoSrat);
    181     if (ACPI_FAILURE (Status))
    182     {
    183         return;
    184     }
    185 
    186     /* Subtables */
    187 
    188     Subtable = ACPI_ADD_PTR (ACPI_SUBTABLE_HEADER, Table, Offset);
    189     while (Offset < Table->Length)
    190     {
    191         /* Common subtable header */
    192 
    193         AcpiOsPrintf ("\n");
    194         Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
    195             Subtable->Length, AcpiDmTableInfoSratHdr);
    196         if (ACPI_FAILURE (Status))
    197         {
    198             return;
    199         }
    200 
    201         switch (Subtable->Type)
    202         {
    203         case ACPI_SRAT_TYPE_CPU_AFFINITY:
    204 
    205             InfoTable = AcpiDmTableInfoSrat0;
    206             break;
    207 
    208         case ACPI_SRAT_TYPE_MEMORY_AFFINITY:
    209 
    210             InfoTable = AcpiDmTableInfoSrat1;
    211             break;
    212 
    213         case ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY:
    214 
    215             InfoTable = AcpiDmTableInfoSrat2;
    216             break;
    217 
    218         case ACPI_SRAT_TYPE_GICC_AFFINITY:
    219 
    220             InfoTable = AcpiDmTableInfoSrat3;
    221             break;
    222 
    223         case ACPI_SRAT_TYPE_GIC_ITS_AFFINITY:
    224 
    225             InfoTable = AcpiDmTableInfoSrat4;
    226             break;
    227 
    228         case ACPI_SRAT_TYPE_GENERIC_AFFINITY:
    229 
    230             InfoTable = AcpiDmTableInfoSrat5;
    231             break;
    232 
    233         default:
    234             AcpiOsPrintf ("\n**** Unknown SRAT subtable type 0x%X\n",
    235                 Subtable->Type);
    236 
    237             /* Attempt to continue */
    238 
    239             if (!Subtable->Length)
    240             {
    241                 AcpiOsPrintf ("Invalid zero length subtable\n");
    242                 return;
    243             }
    244             goto NextSubtable;
    245         }
    246 
    247         AcpiOsPrintf ("\n");
    248         Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
    249             Subtable->Length, InfoTable);
    250         if (ACPI_FAILURE (Status))
    251         {
    252             return;
    253         }
    254 
    255 NextSubtable:
    256         /* Point to next subtable */
    257 
    258         Offset += Subtable->Length;
    259         Subtable = ACPI_ADD_PTR (ACPI_SUBTABLE_HEADER, Subtable,
    260             Subtable->Length);
    261     }
    262 }
    263 
    264 
    265 /*******************************************************************************
    266  *
    267  * FUNCTION:    AcpiDmDumpStao
    268  *
    269  * PARAMETERS:  Table               - A STAO table
    270  *
    271  * RETURN:      None
    272  *
    273  * DESCRIPTION: Format the contents of a STAO. This is a variable-length
    274  *              table that contains an open-ended number of ASCII strings
    275  *              at the end of the table.
    276  *
    277  ******************************************************************************/
    278 
    279 void
    280 AcpiDmDumpStao (
    281     ACPI_TABLE_HEADER       *Table)
    282 {
    283     ACPI_STATUS             Status;
    284     char                    *Namepath;
    285     UINT32                  Length = Table->Length;
    286     UINT32                  StringLength;
    287     UINT32                  Offset = sizeof (ACPI_TABLE_STAO);
    288 
    289 
    290     /* Main table */
    291 
    292     Status = AcpiDmDumpTable (Length, 0, Table, 0, AcpiDmTableInfoStao);
    293     if (ACPI_FAILURE (Status))
    294     {
    295         return;
    296     }
    297 
    298     /* The rest of the table consists of Namepath strings */
    299 
    300     while (Offset < Table->Length)
    301     {
    302         Namepath = ACPI_ADD_PTR (char, Table, Offset);
    303         StringLength = strlen (Namepath) + 1;
    304 
    305         AcpiDmLineHeader (Offset, StringLength, "Namepath");
    306         AcpiOsPrintf ("\"%s\"\n", Namepath);
    307 
    308         /* Point to next namepath */
    309 
    310         Offset += StringLength;
    311     }
    312 }
    313 
    314 
    315 /*******************************************************************************
    316  *
    317  * FUNCTION:    AcpiDmDumpTcpa
    318  *
    319  * PARAMETERS:  Table               - A TCPA table
    320  *
    321  * RETURN:      None
    322  *
    323  * DESCRIPTION: Format the contents of a TCPA.
    324  *
    325  * NOTE:        There are two versions of the table with the same signature:
    326  *              the client version and the server version. The common
    327  *              PlatformClass field is used to differentiate the two types of
    328  *              tables.
    329  *
    330  ******************************************************************************/
    331 
    332 void
    333 AcpiDmDumpTcpa (
    334     ACPI_TABLE_HEADER       *Table)
    335 {
    336     UINT32                  Offset = sizeof (ACPI_TABLE_TCPA_HDR);
    337     ACPI_TABLE_TCPA_HDR     *CommonHeader = ACPI_CAST_PTR (
    338                                 ACPI_TABLE_TCPA_HDR, Table);
    339     ACPI_TABLE_TCPA_HDR     *Subtable = ACPI_ADD_PTR (
    340                                 ACPI_TABLE_TCPA_HDR, Table, Offset);
    341     ACPI_STATUS             Status;
    342 
    343 
    344     /* Main table */
    345 
    346     Status = AcpiDmDumpTable (Table->Length, 0, Table,
    347         0, AcpiDmTableInfoTcpaHdr);
    348     if (ACPI_FAILURE (Status))
    349     {
    350         return;
    351     }
    352 
    353     /*
    354      * Examine the PlatformClass field to determine the table type.
    355      * Either a client or server table. Only one.
    356      */
    357     switch (CommonHeader->PlatformClass)
    358     {
    359     case ACPI_TCPA_CLIENT_TABLE:
    360 
    361         Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
    362             Table->Length - Offset, AcpiDmTableInfoTcpaClient);
    363         break;
    364 
    365     case ACPI_TCPA_SERVER_TABLE:
    366 
    367         Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
    368             Table->Length - Offset, AcpiDmTableInfoTcpaServer);
    369         break;
    370 
    371     default:
    372 
    373         AcpiOsPrintf ("\n**** Unknown TCPA Platform Class 0x%X\n",
    374             CommonHeader->PlatformClass);
    375         Status = AE_ERROR;
    376         break;
    377     }
    378 
    379     if (ACPI_FAILURE (Status))
    380     {
    381         AcpiOsPrintf ("\n**** Cannot disassemble TCPA table\n");
    382     }
    383 }
    384 
    385 
    386 /*******************************************************************************
    387  *
    388  * FUNCTION:    AcpiDmDumpTpm2
    389  *
    390  * PARAMETERS:  Table               - A TPM2 table
    391  *
    392  * RETURN:      None
    393  *
    394  * DESCRIPTION: Format the contents of a TPM2.
    395  *
    396  ******************************************************************************/
    397 static void
    398 AcpiDmDumpTpm2Rev3 (
    399     ACPI_TABLE_HEADER       *Table)
    400 {
    401     UINT32                  Offset = sizeof (ACPI_TABLE_TPM23);
    402     ACPI_TABLE_TPM23        *CommonHeader = ACPI_CAST_PTR (ACPI_TABLE_TPM23, Table);
    403     ACPI_TPM23_TRAILER      *Subtable = ACPI_ADD_PTR (ACPI_TPM23_TRAILER, Table, Offset);
    404     ACPI_STATUS             Status;
    405 
    406 
    407     /* Main table */
    408 
    409     Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoTpm23);
    410     if (ACPI_FAILURE (Status))
    411     {
    412         return;
    413     }
    414 
    415     /* Optional subtable if start method is ACPI start method */
    416 
    417     switch (CommonHeader->StartMethod)
    418     {
    419     case ACPI_TPM23_ACPI_START_METHOD:
    420 
    421         (void) AcpiDmDumpTable (Table->Length, Offset, Subtable,
    422             Table->Length - Offset, AcpiDmTableInfoTpm23a);
    423         break;
    424 
    425     default:
    426         break;
    427     }
    428 }
    429 
    430 
    431 /*******************************************************************************
    432  *
    433  * FUNCTION:    AcpiDmDumpTpm2
    434  *
    435  * PARAMETERS:  Table               - A TPM2 table
    436  *
    437  * RETURN:      None
    438  *
    439  * DESCRIPTION: Format the contents of a TPM2.
    440  *
    441  ******************************************************************************/
    442 
    443 void
    444 AcpiDmDumpTpm2 (
    445     ACPI_TABLE_HEADER       *Table)
    446 {
    447     UINT32                  Offset = sizeof (ACPI_TABLE_TPM2);
    448     ACPI_TABLE_TPM2         *CommonHeader = ACPI_CAST_PTR (ACPI_TABLE_TPM2, Table);
    449     ACPI_TPM2_TRAILER       *Subtable = ACPI_ADD_PTR (ACPI_TPM2_TRAILER, Table, Offset);
    450     ACPI_TPM2_ARM_SMC       *ArmSubtable;
    451     ACPI_STATUS             Status;
    452 
    453 
    454     if (Table->Revision == 3)
    455     {
    456         AcpiDmDumpTpm2Rev3(Table);
    457         return;
    458     }
    459 
    460     /* Main table */
    461 
    462     Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoTpm2);
    463 
    464     if (ACPI_FAILURE (Status))
    465     {
    466         return;
    467     }
    468 
    469     AcpiOsPrintf ("\n");
    470     Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
    471         Table->Length - Offset, AcpiDmTableInfoTpm2a);
    472     if (ACPI_FAILURE (Status))
    473     {
    474         return;
    475     }
    476 
    477     switch (CommonHeader->StartMethod)
    478     {
    479     case ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC:
    480 
    481         ArmSubtable = ACPI_ADD_PTR (ACPI_TPM2_ARM_SMC, Subtable,
    482             sizeof (ACPI_TPM2_TRAILER));
    483         Offset += sizeof (ACPI_TPM2_TRAILER);
    484 
    485         AcpiOsPrintf ("\n");
    486         (void) AcpiDmDumpTable (Table->Length, Offset, ArmSubtable,
    487             Table->Length - Offset, AcpiDmTableInfoTpm211);
    488         break;
    489 
    490     default:
    491         break;
    492     }
    493 }
    494 
    495 
    496 /*******************************************************************************
    497  *
    498  * FUNCTION:    AcpiDmDumpViot
    499  *
    500  * PARAMETERS:  Table               - A VIOT table
    501  *
    502  * RETURN:      None
    503  *
    504  * DESCRIPTION: Format the contents of a VIOT
    505  *
    506  ******************************************************************************/
    507 
    508 void
    509 AcpiDmDumpViot (
    510     ACPI_TABLE_HEADER       *Table)
    511 {
    512     ACPI_STATUS             Status;
    513     ACPI_TABLE_VIOT         *Viot;
    514     ACPI_VIOT_HEADER        *ViotHeader;
    515     UINT16                  Length;
    516     UINT16                  Offset;
    517     ACPI_DMTABLE_INFO       *InfoTable;
    518 
    519     /* Main table */
    520 
    521     Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoViot);
    522     if (ACPI_FAILURE (Status))
    523     {
    524         return;
    525     }
    526 
    527     Viot = ACPI_CAST_PTR (ACPI_TABLE_VIOT, Table);
    528 
    529     Offset = Viot->NodeOffset;
    530     while (Offset < Table->Length)
    531     {
    532         /* Common subtable header */
    533         ViotHeader = ACPI_ADD_PTR (ACPI_VIOT_HEADER, Table, Offset);
    534         AcpiOsPrintf ("\n");
    535 
    536         Length = sizeof (ACPI_VIOT_HEADER);
    537         Status = AcpiDmDumpTable (Table->Length, Offset, ViotHeader, Length,
    538             AcpiDmTableInfoViotHeader);
    539         if (ACPI_FAILURE (Status))
    540         {
    541             return;
    542         }
    543 
    544         Length = ViotHeader->Length;
    545         switch (ViotHeader->Type)
    546         {
    547         case ACPI_VIOT_NODE_PCI_RANGE:
    548 
    549             InfoTable = AcpiDmTableInfoViot1;
    550             break;
    551 
    552         case ACPI_VIOT_NODE_MMIO:
    553 
    554             InfoTable = AcpiDmTableInfoViot2;
    555             break;
    556 
    557         case ACPI_VIOT_NODE_VIRTIO_IOMMU_PCI:
    558 
    559             InfoTable = AcpiDmTableInfoViot3;
    560             break;
    561 
    562         case ACPI_VIOT_NODE_VIRTIO_IOMMU_MMIO:
    563 
    564             InfoTable = AcpiDmTableInfoViot4;
    565             break;
    566 
    567         default:
    568 
    569             AcpiOsPrintf ("\n*** Unknown VIOT node type 0x%X\n",
    570                 ViotHeader->Type);
    571 
    572             /* Attempt to continue */
    573 
    574             if (!Length)
    575             {
    576                 AcpiOsPrintf ("Invalid zero length VIOT node\n");
    577                 return;
    578             }
    579             goto NextSubtable;
    580         }
    581 
    582         AcpiOsPrintf ("\n");
    583         Status = AcpiDmDumpTable (Table->Length, Offset, ViotHeader, Length,
    584             InfoTable);
    585         if (ACPI_FAILURE (Status))
    586         {
    587             return;
    588         }
    589 
    590 NextSubtable:
    591         Offset += Length;
    592     }
    593 }
    594 
    595 
    596 /*******************************************************************************
    597  *
    598  * FUNCTION:    AcpiDmDumpWdat
    599  *
    600  * PARAMETERS:  Table               - A WDAT table
    601  *
    602  * RETURN:      None
    603  *
    604  * DESCRIPTION: Format the contents of a WDAT
    605  *
    606  ******************************************************************************/
    607 
    608 void
    609 AcpiDmDumpWdat (
    610     ACPI_TABLE_HEADER       *Table)
    611 {
    612     ACPI_STATUS             Status;
    613     UINT32                  Offset = sizeof (ACPI_TABLE_WDAT);
    614     ACPI_WDAT_ENTRY         *Subtable;
    615 
    616 
    617     /* Main table */
    618 
    619     Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoWdat);
    620     if (ACPI_FAILURE (Status))
    621     {
    622         return;
    623     }
    624 
    625     /* Subtables */
    626 
    627     Subtable = ACPI_ADD_PTR (ACPI_WDAT_ENTRY, Table, Offset);
    628     while (Offset < Table->Length)
    629     {
    630         /* Common subtable header */
    631 
    632         AcpiOsPrintf ("\n");
    633         Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
    634             sizeof (ACPI_WDAT_ENTRY), AcpiDmTableInfoWdat0);
    635         if (ACPI_FAILURE (Status))
    636         {
    637             return;
    638         }
    639 
    640         /* Point to next subtable */
    641 
    642         Offset += sizeof (ACPI_WDAT_ENTRY);
    643         Subtable = ACPI_ADD_PTR (ACPI_WDAT_ENTRY, Subtable,
    644             sizeof (ACPI_WDAT_ENTRY));
    645     }
    646 }
    647 
    648 
    649 /*******************************************************************************
    650  *
    651  * FUNCTION:    AcpiDmDumpWpbt
    652  *
    653  * PARAMETERS:  Table               - A WPBT table
    654  *
    655  * RETURN:      None
    656  *
    657  * DESCRIPTION: Format the contents of a WPBT. This table type consists
    658  *              of an open-ended arguments buffer at the end of the table.
    659  *
    660  ******************************************************************************/
    661 
    662 void
    663 AcpiDmDumpWpbt (
    664     ACPI_TABLE_HEADER       *Table)
    665 {
    666     ACPI_STATUS             Status;
    667     ACPI_TABLE_WPBT         *Subtable;
    668     UINT32                  Length = Table->Length;
    669     UINT16                  ArgumentsLength;
    670 
    671 
    672     /* Dump the main table */
    673 
    674     Status = AcpiDmDumpTable (Length, 0, Table, 0, AcpiDmTableInfoWpbt);
    675     if (ACPI_FAILURE (Status))
    676     {
    677         return;
    678     }
    679 
    680     /* Extract the arguments buffer length from the main table */
    681 
    682     Subtable = ACPI_CAST_PTR (ACPI_TABLE_WPBT, Table);
    683     ArgumentsLength = Subtable->ArgumentsLength;
    684 
    685     /* Dump the arguments buffer */
    686 
    687     (void) AcpiDmDumpTable (Table->Length, 0, Table, ArgumentsLength,
    688         AcpiDmTableInfoWpbt0);
    689 }
    690