err.no Git - linux-2.6/blob - drivers/acpi/namespace/nsdump.c

   1 /******************************************************************************
   2  *
   3  * Module Name: nsdump - table dumping routines for debug
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2007, R. Byron Moore
   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 MERCHANTIBILITY 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/acpi.h>
  45 #include <acpi/acnamesp.h>
  46 #include <acpi/acparser.h>
  47
  48 #define _COMPONENT          ACPI_NAMESPACE
  49 ACPI_MODULE_NAME("nsdump")
  50
  51 /* Local prototypes */
  52 #ifdef ACPI_OBSOLETE_FUNCTIONS
  53 void acpi_ns_dump_root_devices(void);
  54
  55 static acpi_status
  56 acpi_ns_dump_one_device(acpi_handle obj_handle,
  57                         u32 level, void *context, void **return_value);
  58 #endif
  59
  60 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
  61 /*******************************************************************************
  62  *
  63  * FUNCTION:    acpi_ns_print_pathname
  64  *
  65  * PARAMETERS:  num_segments        - Number of ACPI name segments
  66  *              Pathname            - The compressed (internal) path
  67  *
  68  * RETURN:      None
  69  *
  70  * DESCRIPTION: Print an object's full namespace pathname
  71  *
  72  ******************************************************************************/
  73
  74 void acpi_ns_print_pathname(u32 num_segments, char *pathname)
  75 {
  76         acpi_native_uint i;
  77
  78         ACPI_FUNCTION_NAME(ns_print_pathname);
  79
  80         if (!(acpi_dbg_level & ACPI_LV_NAMES)
  81             || !(acpi_dbg_layer & ACPI_NAMESPACE)) {
  82                 return;
  83         }
  84
  85         /* Print the entire name */
  86
  87         ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "["));
  88
  89         while (num_segments) {
  90                 for (i = 0; i < 4; i++) {
  91                         ACPI_IS_PRINT(pathname[i]) ?
  92                             acpi_os_printf("%c", pathname[i]) :
  93                             acpi_os_printf("?");
  94                 }
  95
  96                 pathname += ACPI_NAME_SIZE;
  97                 num_segments--;
  98                 if (num_segments) {
  99                         acpi_os_printf(".");
 100                 }
 101         }
 102
 103         acpi_os_printf("]\n");
 104 }
 105
 106 /*******************************************************************************
 107  *
 108  * FUNCTION:    acpi_ns_dump_pathname
 109  *
 110  * PARAMETERS:  Handle              - Object
 111  *              Msg                 - Prefix message
 112  *              Level               - Desired debug level
 113  *              Component           - Caller's component ID
 114  *
 115  * RETURN:      None
 116  *
 117  * DESCRIPTION: Print an object's full namespace pathname
 118  *              Manages allocation/freeing of a pathname buffer
 119  *
 120  ******************************************************************************/
 121
 122 void
 123 acpi_ns_dump_pathname(acpi_handle handle, char *msg, u32 level, u32 component)
 124 {
 125
 126         ACPI_FUNCTION_TRACE(ns_dump_pathname);
 127
 128         /* Do this only if the requested debug level and component are enabled */
 129
 130         if (!(acpi_dbg_level & level) || !(acpi_dbg_layer & component)) {
 131                 return_VOID;
 132         }
 133
 134         /* Convert handle to a full pathname and print it (with supplied message) */
 135
 136         acpi_ns_print_node_pathname(handle, msg);
 137         acpi_os_printf("\n");
 138         return_VOID;
 139 }
 140
 141 /*******************************************************************************
 142  *
 143  * FUNCTION:    acpi_ns_dump_one_object
 144  *
 145  * PARAMETERS:  obj_handle          - Node to be dumped
 146  *              Level               - Nesting level of the handle
 147  *              Context             - Passed into walk_namespace
 148  *              return_value        - Not used
 149  *
 150  * RETURN:      Status
 151  *
 152  * DESCRIPTION: Dump a single Node
 153  *              This procedure is a user_function called by acpi_ns_walk_namespace.
 154  *
 155  ******************************************************************************/
 156
 157 acpi_status
 158 acpi_ns_dump_one_object(acpi_handle obj_handle,
 159                         u32 level, void *context, void **return_value)
 160 {
 161         struct acpi_walk_info *info = (struct acpi_walk_info *)context;
 162         struct acpi_namespace_node *this_node;
 163         union acpi_operand_object *obj_desc = NULL;
 164         acpi_object_type obj_type;
 165         acpi_object_type type;
 166         u32 bytes_to_dump;
 167         u32 dbg_level;
 168         u32 i;
 169
 170         ACPI_FUNCTION_NAME(ns_dump_one_object);
 171
 172         /* Is output enabled? */
 173
 174         if (!(acpi_dbg_level & info->debug_level)) {
 175                 return (AE_OK);
 176         }
 177
 178         if (!obj_handle) {
 179                 ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Null object handle\n"));
 180                 return (AE_OK);
 181         }
 182
 183         this_node = acpi_ns_map_handle_to_node(obj_handle);
 184         type = this_node->type;
 185
 186         /* Check if the owner matches */
 187
 188         if ((info->owner_id != ACPI_OWNER_ID_MAX) &&
 189             (info->owner_id != this_node->owner_id)) {
 190                 return (AE_OK);
 191         }
 192
 193         if (!(info->display_type & ACPI_DISPLAY_SHORT)) {
 194
 195                 /* Indent the object according to the level */
 196
 197                 acpi_os_printf("%2d%*s", (u32) level - 1, (int)level * 2, " ");
 198
 199                 /* Check the node type and name */
 200
 201                 if (type > ACPI_TYPE_LOCAL_MAX) {
 202                         ACPI_WARNING((AE_INFO, "Invalid ACPI Object Type %08X",
 203                                       type));
 204                 }
 205
 206                 if (!acpi_ut_valid_acpi_name(this_node->name.integer)) {
 207                         this_node->name.integer =
 208                             acpi_ut_repair_name(this_node->name.ascii);
 209
 210                         ACPI_WARNING((AE_INFO, "Invalid ACPI Name %08X",
 211                                       this_node->name.integer));
 212                 }
 213
 214                 acpi_os_printf("%4.4s", acpi_ut_get_node_name(this_node));
 215         }
 216
 217         /*
 218          * Now we can print out the pertinent information
 219          */
 220         acpi_os_printf(" %-12s %p %2.2X ",
 221                        acpi_ut_get_type_name(type), this_node,
 222                        this_node->owner_id);
 223
 224         dbg_level = acpi_dbg_level;
 225         acpi_dbg_level = 0;
 226         obj_desc = acpi_ns_get_attached_object(this_node);
 227         acpi_dbg_level = dbg_level;
 228
 229         /* Temp nodes are those nodes created by a control method */
 230
 231         if (this_node->flags & ANOBJ_TEMPORARY) {
 232                 acpi_os_printf("(T) ");
 233         }
 234
 235         switch (info->display_type & ACPI_DISPLAY_MASK) {
 236         case ACPI_DISPLAY_SUMMARY:
 237
 238                 if (!obj_desc) {
 239
 240                         /* No attached object, we are done */
 241
 242                         acpi_os_printf("\n");
 243                         return (AE_OK);
 244                 }
 245
 246                 switch (type) {
 247                 case ACPI_TYPE_PROCESSOR:
 248
 249                         acpi_os_printf("ID %X Len %.4X Addr %p\n",
 250                                        obj_desc->processor.proc_id,
 251                                        obj_desc->processor.length,
 252                                        (char *)obj_desc->processor.address);
 253                         break;
 254
 255                 case ACPI_TYPE_DEVICE:
 256
 257                         acpi_os_printf("Notify Object: %p\n", obj_desc);
 258                         break;
 259
 260                 case ACPI_TYPE_METHOD:
 261
 262                         acpi_os_printf("Args %X Len %.4X Aml %p\n",
 263                                        (u32) obj_desc->method.param_count,
 264                                        obj_desc->method.aml_length,
 265                                        obj_desc->method.aml_start);
 266                         break;
 267
 268                 case ACPI_TYPE_INTEGER:
 269
 270                         acpi_os_printf("= %8.8X%8.8X\n",
 271                                        ACPI_FORMAT_UINT64(obj_desc->integer.
 272                                                           value));
 273                         break;
 274
 275                 case ACPI_TYPE_PACKAGE:
 276
 277                         if (obj_desc->common.flags & AOPOBJ_DATA_VALID) {
 278                                 acpi_os_printf("Elements %.2X\n",
 279                                                obj_desc->package.count);
 280                         } else {
 281                                 acpi_os_printf("[Length not yet evaluated]\n");
 282                         }
 283                         break;
 284
 285                 case ACPI_TYPE_BUFFER:
 286
 287                         if (obj_desc->common.flags & AOPOBJ_DATA_VALID) {
 288                                 acpi_os_printf("Len %.2X",
 289                                                obj_desc->buffer.length);
 290
 291                                 /* Dump some of the buffer */
 292
 293                                 if (obj_desc->buffer.length > 0) {
 294                                         acpi_os_printf(" =");
 295                                         for (i = 0;
 296                                              (i < obj_desc->buffer.length
 297                                               && i < 12); i++) {
 298                                                 acpi_os_printf(" %.2hX",
 299                                                                obj_desc->buffer.
 300                                                                pointer[i]);
 301                                         }
 302                                 }
 303                                 acpi_os_printf("\n");
 304                         } else {
 305                                 acpi_os_printf("[Length not yet evaluated]\n");
 306                         }
 307                         break;
 308
 309                 case ACPI_TYPE_STRING:
 310
 311                         acpi_os_printf("Len %.2X ", obj_desc->string.length);
 312                         acpi_ut_print_string(obj_desc->string.pointer, 32);
 313                         acpi_os_printf("\n");
 314                         break;
 315
 316                 case ACPI_TYPE_REGION:
 317
 318                         acpi_os_printf("[%s]",
 319                                        acpi_ut_get_region_name(obj_desc->region.
 320                                                                space_id));
 321                         if (obj_desc->region.flags & AOPOBJ_DATA_VALID) {
 322                                 acpi_os_printf(" Addr %8.8X%8.8X Len %.4X\n",
 323                                                ACPI_FORMAT_UINT64(obj_desc->
 324                                                                   region.
 325                                                                   address),
 326                                                obj_desc->region.length);
 327                         } else {
 328                                 acpi_os_printf
 329                                     (" [Address/Length not yet evaluated]\n");
 330                         }
 331                         break;
 332
 333                 case ACPI_TYPE_LOCAL_REFERENCE:
 334
 335                         acpi_os_printf("[%s]\n",
 336                                        acpi_ps_get_opcode_name(obj_desc->
 337                                                                reference.
 338                                                                opcode));
 339                         break;
 340
 341                 case ACPI_TYPE_BUFFER_FIELD:
 342
 343                         if (obj_desc->buffer_field.buffer_obj &&
 344                             obj_desc->buffer_field.buffer_obj->buffer.node) {
 345                                 acpi_os_printf("Buf [%4.4s]",
 346                                                acpi_ut_get_node_name(obj_desc->
 347                                                                      buffer_field.
 348                                                                      buffer_obj->
 349                                                                      buffer.
 350                                                                      node));
 351                         }
 352                         break;
 353
 354                 case ACPI_TYPE_LOCAL_REGION_FIELD:
 355
 356                         acpi_os_printf("Rgn [%4.4s]",
 357                                        acpi_ut_get_node_name(obj_desc->
 358                                                              common_field.
 359                                                              region_obj->region.
 360                                                              node));
 361                         break;
 362
 363                 case ACPI_TYPE_LOCAL_BANK_FIELD:
 364
 365                         acpi_os_printf("Rgn [%4.4s] Bnk [%4.4s]",
 366                                        acpi_ut_get_node_name(obj_desc->
 367                                                              common_field.
 368                                                              region_obj->region.
 369                                                              node),
 370                                        acpi_ut_get_node_name(obj_desc->
 371                                                              bank_field.
 372                                                              bank_obj->
 373                                                              common_field.
 374                                                              node));
 375                         break;
 376
 377                 case ACPI_TYPE_LOCAL_INDEX_FIELD:
 378
 379                         acpi_os_printf("Idx [%4.4s] Dat [%4.4s]",
 380                                        acpi_ut_get_node_name(obj_desc->
 381                                                              index_field.
 382                                                              index_obj->
 383                                                              common_field.node),
 384                                        acpi_ut_get_node_name(obj_desc->
 385                                                              index_field.
 386                                                              data_obj->
 387                                                              common_field.
 388                                                              node));
 389                         break;
 390
 391                 case ACPI_TYPE_LOCAL_ALIAS:
 392                 case ACPI_TYPE_LOCAL_METHOD_ALIAS:
 393
 394                         acpi_os_printf("Target %4.4s (%p)\n",
 395                                        acpi_ut_get_node_name(obj_desc),
 396                                        obj_desc);
 397                         break;
 398
 399                 default:
 400
 401                         acpi_os_printf("Object %p\n", obj_desc);
 402                         break;
 403                 }
 404
 405                 /* Common field handling */
 406
 407                 switch (type) {
 408                 case ACPI_TYPE_BUFFER_FIELD:
 409                 case ACPI_TYPE_LOCAL_REGION_FIELD:
 410                 case ACPI_TYPE_LOCAL_BANK_FIELD:
 411                 case ACPI_TYPE_LOCAL_INDEX_FIELD:
 412
 413                         acpi_os_printf(" Off %.3X Len %.2X Acc %.2hd\n",
 414                                        (obj_desc->common_field.
 415                                         base_byte_offset * 8)
 416                                        +
 417                                        obj_desc->common_field.
 418                                        start_field_bit_offset,
 419                                        obj_desc->common_field.bit_length,
 420                                        obj_desc->common_field.
 421                                        access_byte_width);
 422                         break;
 423
 424                 default:
 425                         break;
 426                 }
 427                 break;
 428
 429         case ACPI_DISPLAY_OBJECTS:
 430
 431                 acpi_os_printf("O:%p", obj_desc);
 432                 if (!obj_desc) {
 433
 434                         /* No attached object, we are done */
 435
 436                         acpi_os_printf("\n");
 437                         return (AE_OK);
 438                 }
 439
 440                 acpi_os_printf("(R%d)", obj_desc->common.reference_count);
 441
 442                 switch (type) {
 443                 case ACPI_TYPE_METHOD:
 444
 445                         /* Name is a Method and its AML offset/length are set */
 446
 447                         acpi_os_printf(" M:%p-%X\n", obj_desc->method.aml_start,
 448                                        obj_desc->method.aml_length);
 449                         break;
 450
 451                 case ACPI_TYPE_INTEGER:
 452
 453                         acpi_os_printf(" I:%8.8X8.8%X\n",
 454                                        ACPI_FORMAT_UINT64(obj_desc->integer.
 455                                                           value));
 456                         break;
 457
 458                 case ACPI_TYPE_STRING:
 459
 460                         acpi_os_printf(" S:%p-%X\n", obj_desc->string.pointer,
 461                                        obj_desc->string.length);
 462                         break;
 463
 464                 case ACPI_TYPE_BUFFER:
 465
 466                         acpi_os_printf(" B:%p-%X\n", obj_desc->buffer.pointer,
 467                                        obj_desc->buffer.length);
 468                         break;
 469
 470                 default:
 471
 472                         acpi_os_printf("\n");
 473                         break;
 474                 }
 475                 break;
 476
 477         default:
 478                 acpi_os_printf("\n");
 479                 break;
 480         }
 481
 482         /* If debug turned off, done */
 483
 484         if (!(acpi_dbg_level & ACPI_LV_VALUES)) {
 485                 return (AE_OK);
 486         }
 487
 488         /* If there is an attached object, display it */
 489
 490         dbg_level = acpi_dbg_level;
 491         acpi_dbg_level = 0;
 492         obj_desc = acpi_ns_get_attached_object(this_node);
 493         acpi_dbg_level = dbg_level;
 494
 495         /* Dump attached objects */
 496
 497         while (obj_desc) {
 498                 obj_type = ACPI_TYPE_INVALID;
 499                 acpi_os_printf("Attached Object %p: ", obj_desc);
 500
 501                 /* Decode the type of attached object and dump the contents */
 502
 503                 switch (ACPI_GET_DESCRIPTOR_TYPE(obj_desc)) {
 504                 case ACPI_DESC_TYPE_NAMED:
 505
 506                         acpi_os_printf("(Ptr to Node)\n");
 507                         bytes_to_dump = sizeof(struct acpi_namespace_node);
 508                         ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump);
 509                         break;
 510
 511                 case ACPI_DESC_TYPE_OPERAND:
 512
 513                         obj_type = ACPI_GET_OBJECT_TYPE(obj_desc);
 514
 515                         if (obj_type > ACPI_TYPE_LOCAL_MAX) {
 516                                 acpi_os_printf
 517                                     ("(Ptr to ACPI Object type %X [UNKNOWN])\n",
 518                                      obj_type);
 519                                 bytes_to_dump = 32;
 520                         } else {
 521                                 acpi_os_printf
 522                                     ("(Ptr to ACPI Object type %X [%s])\n",
 523                                      obj_type, acpi_ut_get_type_name(obj_type));
 524                                 bytes_to_dump =
 525                                     sizeof(union acpi_operand_object);
 526                         }
 527
 528                         ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump);
 529                         break;
 530
 531                 default:
 532
 533                         break;
 534                 }
 535
 536                 /* If value is NOT an internal object, we are done */
 537
 538                 if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) !=
 539                     ACPI_DESC_TYPE_OPERAND) {
 540                         goto cleanup;
 541                 }
 542
 543                 /*
 544                  * Valid object, get the pointer to next level, if any
 545                  */
 546                 switch (obj_type) {
 547                 case ACPI_TYPE_BUFFER:
 548                 case ACPI_TYPE_STRING:
 549                         /*
 550                          * NOTE: takes advantage of common fields between string/buffer
 551                          */
 552                         bytes_to_dump = obj_desc->string.length;
 553                         obj_desc = (void *)obj_desc->string.pointer;
 554                         acpi_os_printf("(Buffer/String pointer %p length %X)\n",
 555                                        obj_desc, bytes_to_dump);
 556                         ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump);
 557                         goto cleanup;
 558
 559                 case ACPI_TYPE_BUFFER_FIELD:
 560                         obj_desc =
 561                             (union acpi_operand_object *)obj_desc->buffer_field.
 562                             buffer_obj;
 563                         break;
 564
 565                 case ACPI_TYPE_PACKAGE:
 566                         obj_desc = (void *)obj_desc->package.elements;
 567                         break;
 568
 569                 case ACPI_TYPE_METHOD:
 570                         obj_desc = (void *)obj_desc->method.aml_start;
 571                         break;
 572
 573                 case ACPI_TYPE_LOCAL_REGION_FIELD:
 574                         obj_desc = (void *)obj_desc->field.region_obj;
 575                         break;
 576
 577                 case ACPI_TYPE_LOCAL_BANK_FIELD:
 578                         obj_desc = (void *)obj_desc->bank_field.region_obj;
 579                         break;
 580
 581                 case ACPI_TYPE_LOCAL_INDEX_FIELD:
 582                         obj_desc = (void *)obj_desc->index_field.index_obj;
 583                         break;
 584
 585                 default:
 586                         goto cleanup;
 587                 }
 588
 589                 obj_type = ACPI_TYPE_INVALID;   /* Terminate loop after next pass */
 590         }
 591
 592       cleanup:
 593         acpi_os_printf("\n");
 594         return (AE_OK);
 595 }
 596
 597 #ifdef ACPI_FUTURE_USAGE
 598 /*******************************************************************************
 599  *
 600  * FUNCTION:    acpi_ns_dump_objects
 601  *
 602  * PARAMETERS:  Type                - Object type to be dumped
 603  *              display_type        - 0 or ACPI_DISPLAY_SUMMARY
 604  *              max_depth           - Maximum depth of dump. Use ACPI_UINT32_MAX
 605  *                                    for an effectively unlimited depth.
 606  *              owner_id            - Dump only objects owned by this ID.  Use
 607  *                                    ACPI_UINT32_MAX to match all owners.
 608  *              start_handle        - Where in namespace to start/end search
 609  *
 610  * RETURN:      None
 611  *
 612  * DESCRIPTION: Dump typed objects within the loaded namespace.
 613  *              Uses acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object.
 614  *
 615  ******************************************************************************/
 616
 617 void
 618 acpi_ns_dump_objects(acpi_object_type type,
 619                      u8 display_type,
 620                      u32 max_depth,
 621                      acpi_owner_id owner_id, acpi_handle start_handle)
 622 {
 623         struct acpi_walk_info info;
 624
 625         ACPI_FUNCTION_ENTRY();
 626
 627         info.debug_level = ACPI_LV_TABLES;
 628         info.owner_id = owner_id;
 629         info.display_type = display_type;
 630
 631         (void)acpi_ns_walk_namespace(type, start_handle, max_depth,
 632                                      ACPI_NS_WALK_NO_UNLOCK |
 633                                      ACPI_NS_WALK_TEMP_NODES,
 634                                      acpi_ns_dump_one_object, (void *)&info,
 635                                      NULL);
 636 }
 637 #endif                          /* ACPI_FUTURE_USAGE */
 638
 639 /*******************************************************************************
 640  *
 641  * FUNCTION:    acpi_ns_dump_entry
 642  *
 643  * PARAMETERS:  Handle              - Node to be dumped
 644  *              debug_level         - Output level
 645  *
 646  * RETURN:      None
 647  *
 648  * DESCRIPTION: Dump a single Node
 649  *
 650  ******************************************************************************/
 651
 652 void acpi_ns_dump_entry(acpi_handle handle, u32 debug_level)
 653 {
 654         struct acpi_walk_info info;
 655
 656         ACPI_FUNCTION_ENTRY();
 657
 658         info.debug_level = debug_level;
 659         info.owner_id = ACPI_OWNER_ID_MAX;
 660         info.display_type = ACPI_DISPLAY_SUMMARY;
 661
 662         (void)acpi_ns_dump_one_object(handle, 1, &info, NULL);
 663 }
 664
 665 #ifdef ACPI_ASL_COMPILER
 666 /*******************************************************************************
 667  *
 668  * FUNCTION:    acpi_ns_dump_tables
 669  *
 670  * PARAMETERS:  search_base         - Root of subtree to be dumped, or
 671  *                                    NS_ALL to dump the entire namespace
 672  *              max_depth           - Maximum depth of dump.  Use INT_MAX
 673  *                                    for an effectively unlimited depth.
 674  *
 675  * RETURN:      None
 676  *
 677  * DESCRIPTION: Dump the name space, or a portion of it.
 678  *
 679  ******************************************************************************/
 680
 681 void acpi_ns_dump_tables(acpi_handle search_base, u32 max_depth)
 682 {
 683         acpi_handle search_handle = search_base;
 684
 685         ACPI_FUNCTION_TRACE(ns_dump_tables);
 686
 687         if (!acpi_gbl_root_node) {
 688                 /*
 689                  * If the name space has not been initialized,
 690                  * there is nothing to dump.
 691                  */
 692                 ACPI_DEBUG_PRINT((ACPI_DB_TABLES,
 693                                   "namespace not initialized!\n"));
 694                 return_VOID;
 695         }
 696
 697         if (ACPI_NS_ALL == search_base) {
 698
 699                 /* Entire namespace */
 700
 701                 search_handle = acpi_gbl_root_node;
 702                 ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "\\\n"));
 703         }
 704
 705         acpi_ns_dump_objects(ACPI_TYPE_ANY, ACPI_DISPLAY_OBJECTS, max_depth,
 706                              ACPI_OWNER_ID_MAX, search_handle);
 707         return_VOID;
 708 }
 709 #endif                          /* _ACPI_ASL_COMPILER */
 710 #endif                          /* defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) */