drivers/acpi/acpica/nsdump.c

   1 /******************************************************************************
   2  *
   3  * Module Name: nsdump - table dumping routines for debug
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2012, 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 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 "accommon.h"
  46 #include "acnamesp.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         u32 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_validate_handle(obj_handle);
 184         if (!this_node) {
 185                 ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Invalid object handle %p\n",
 186                                   obj_handle));
 187                 return (AE_OK);
 188         }
 189
 190         type = this_node->type;
 191
 192         /* Check if the owner matches */
 193
 194         if ((info->owner_id != ACPI_OWNER_ID_MAX) &&
 195             (info->owner_id != this_node->owner_id)) {
 196                 return (AE_OK);
 197         }
 198
 199         if (!(info->display_type & ACPI_DISPLAY_SHORT)) {
 200
 201                 /* Indent the object according to the level */
 202
 203                 acpi_os_printf("%2d%*s", (u32) level - 1, (int)level * 2, " ");
 204
 205                 /* Check the node type and name */
 206
 207                 if (type > ACPI_TYPE_LOCAL_MAX) {
 208                         ACPI_WARNING((AE_INFO,
 209                                       "Invalid ACPI Object Type 0x%08X", type));
 210                 }
 211
 212                 if (!acpi_ut_valid_acpi_name(this_node->name.integer)) {
 213                         this_node->name.integer =
 214                             acpi_ut_repair_name(this_node->name.ascii);
 215
 216                         ACPI_WARNING((AE_INFO, "Invalid ACPI Name %08X",
 217                                       this_node->name.integer));
 218                 }
 219
 220                 acpi_os_printf("%4.4s", acpi_ut_get_node_name(this_node));
 221         }
 222
 223         /* Now we can print out the pertinent information */
 224
 225         acpi_os_printf(" %-12s %p %2.2X ",
 226                        acpi_ut_get_type_name(type), this_node,
 227                        this_node->owner_id);
 228
 229         dbg_level = acpi_dbg_level;
 230         acpi_dbg_level = 0;
 231         obj_desc = acpi_ns_get_attached_object(this_node);
 232         acpi_dbg_level = dbg_level;
 233
 234         /* Temp nodes are those nodes created by a control method */
 235
 236         if (this_node->flags & ANOBJ_TEMPORARY) {
 237                 acpi_os_printf("(T) ");
 238         }
 239
 240         switch (info->display_type & ACPI_DISPLAY_MASK) {
 241         case ACPI_DISPLAY_SUMMARY:
 242
 243                 if (!obj_desc) {
 244
 245                         /* No attached object. Some types should always have an object */
 246
 247                         switch (type) {
 248                         case ACPI_TYPE_INTEGER:
 249                         case ACPI_TYPE_PACKAGE:
 250                         case ACPI_TYPE_BUFFER:
 251                         case ACPI_TYPE_STRING:
 252                         case ACPI_TYPE_METHOD:
 253                                 acpi_os_printf("<No attached object>");
 254                                 break;
 255
 256                         default:
 257                                 break;
 258                         }
 259
 260                         acpi_os_printf("\n");
 261                         return (AE_OK);
 262                 }
 263
 264                 switch (type) {
 265                 case ACPI_TYPE_PROCESSOR:
 266
 267                         acpi_os_printf("ID %X Len %.4X Addr %p\n",
 268                                        obj_desc->processor.proc_id,
 269                                        obj_desc->processor.length,
 270                                        ACPI_CAST_PTR(void,
 271                                                      obj_desc->processor.
 272                                                      address));
 273                         break;
 274
 275                 case ACPI_TYPE_DEVICE:
 276
 277                         acpi_os_printf("Notify Object: %p\n", obj_desc);
 278                         break;
 279
 280                 case ACPI_TYPE_METHOD:
 281
 282                         acpi_os_printf("Args %X Len %.4X Aml %p\n",
 283                                        (u32) obj_desc->method.param_count,
 284                                        obj_desc->method.aml_length,
 285                                        obj_desc->method.aml_start);
 286                         break;
 287
 288                 case ACPI_TYPE_INTEGER:
 289
 290                         acpi_os_printf("= %8.8X%8.8X\n",
 291                                        ACPI_FORMAT_UINT64(obj_desc->integer.
 292                                                           value));
 293                         break;
 294
 295                 case ACPI_TYPE_PACKAGE:
 296
 297                         if (obj_desc->common.flags & AOPOBJ_DATA_VALID) {
 298                                 acpi_os_printf("Elements %.2X\n",
 299                                                obj_desc->package.count);
 300                         } else {
 301                                 acpi_os_printf("[Length not yet evaluated]\n");
 302                         }
 303                         break;
 304
 305                 case ACPI_TYPE_BUFFER:
 306
 307                         if (obj_desc->common.flags & AOPOBJ_DATA_VALID) {
 308                                 acpi_os_printf("Len %.2X",
 309                                                obj_desc->buffer.length);
 310
 311                                 /* Dump some of the buffer */
 312
 313                                 if (obj_desc->buffer.length > 0) {
 314                                         acpi_os_printf(" =");
 315                                         for (i = 0;
 316                                              (i < obj_desc->buffer.length
 317                                               && i < 12); i++) {
 318                                                 acpi_os_printf(" %.2hX",
 319                                                                obj_desc->buffer.
 320                                                                pointer[i]);
 321                                         }
 322                                 }
 323                                 acpi_os_printf("\n");
 324                         } else {
 325                                 acpi_os_printf("[Length not yet evaluated]\n");
 326                         }
 327                         break;
 328
 329                 case ACPI_TYPE_STRING:
 330
 331                         acpi_os_printf("Len %.2X ", obj_desc->string.length);
 332                         acpi_ut_print_string(obj_desc->string.pointer, 32);
 333                         acpi_os_printf("\n");
 334                         break;
 335
 336                 case ACPI_TYPE_REGION:
 337
 338                         acpi_os_printf("[%s]",
 339                                        acpi_ut_get_region_name(obj_desc->region.
 340                                                                space_id));
 341                         if (obj_desc->region.flags & AOPOBJ_DATA_VALID) {
 342                                 acpi_os_printf(" Addr %8.8X%8.8X Len %.4X\n",
 343                                                ACPI_FORMAT_NATIVE_UINT
 344                                                (obj_desc->region.address),
 345                                                obj_desc->region.length);
 346                         } else {
 347                                 acpi_os_printf
 348                                     (" [Address/Length not yet evaluated]\n");
 349                         }
 350                         break;
 351
 352                 case ACPI_TYPE_LOCAL_REFERENCE:
 353
 354                         acpi_os_printf("[%s]\n",
 355                                        acpi_ut_get_reference_name(obj_desc));
 356                         break;
 357
 358                 case ACPI_TYPE_BUFFER_FIELD:
 359
 360                         if (obj_desc->buffer_field.buffer_obj &&
 361                             obj_desc->buffer_field.buffer_obj->buffer.node) {
 362                                 acpi_os_printf("Buf [%4.4s]",
 363                                                acpi_ut_get_node_name(obj_desc->
 364                                                                      buffer_field.
 365                                                                      buffer_obj->
 366                                                                      buffer.
 367                                                                      node));
 368                         }
 369                         break;
 370
 371                 case ACPI_TYPE_LOCAL_REGION_FIELD:
 372
 373                         acpi_os_printf("Rgn [%4.4s]",
 374                                        acpi_ut_get_node_name(obj_desc->
 375                                                              common_field.
 376                                                              region_obj->region.
 377                                                              node));
 378                         break;
 379
 380                 case ACPI_TYPE_LOCAL_BANK_FIELD:
 381
 382                         acpi_os_printf("Rgn [%4.4s] Bnk [%4.4s]",
 383                                        acpi_ut_get_node_name(obj_desc->
 384                                                              common_field.
 385                                                              region_obj->region.
 386                                                              node),
 387                                        acpi_ut_get_node_name(obj_desc->
 388                                                              bank_field.
 389                                                              bank_obj->
 390                                                              common_field.
 391                                                              node));
 392                         break;
 393
 394                 case ACPI_TYPE_LOCAL_INDEX_FIELD:
 395
 396                         acpi_os_printf("Idx [%4.4s] Dat [%4.4s]",
 397                                        acpi_ut_get_node_name(obj_desc->
 398                                                              index_field.
 399                                                              index_obj->
 400                                                              common_field.node),
 401                                        acpi_ut_get_node_name(obj_desc->
 402                                                              index_field.
 403                                                              data_obj->
 404                                                              common_field.
 405                                                              node));
 406                         break;
 407
 408                 case ACPI_TYPE_LOCAL_ALIAS:
 409                 case ACPI_TYPE_LOCAL_METHOD_ALIAS:
 410
 411                         acpi_os_printf("Target %4.4s (%p)\n",
 412                                        acpi_ut_get_node_name(obj_desc),
 413                                        obj_desc);
 414                         break;
 415
 416                 default:
 417
 418                         acpi_os_printf("Object %p\n", obj_desc);
 419                         break;
 420                 }
 421
 422                 /* Common field handling */
 423
 424                 switch (type) {
 425                 case ACPI_TYPE_BUFFER_FIELD:
 426                 case ACPI_TYPE_LOCAL_REGION_FIELD:
 427                 case ACPI_TYPE_LOCAL_BANK_FIELD:
 428                 case ACPI_TYPE_LOCAL_INDEX_FIELD:
 429
 430                         acpi_os_printf(" Off %.3X Len %.2X Acc %.2hd\n",
 431                                        (obj_desc->common_field.
 432                                         base_byte_offset * 8)
 433                                        +
 434                                        obj_desc->common_field.
 435                                        start_field_bit_offset,
 436                                        obj_desc->common_field.bit_length,
 437                                        obj_desc->common_field.
 438                                        access_byte_width);
 439                         break;
 440
 441                 default:
 442                         break;
 443                 }
 444                 break;
 445
 446         case ACPI_DISPLAY_OBJECTS:
 447
 448                 acpi_os_printf("O:%p", obj_desc);
 449                 if (!obj_desc) {
 450
 451                         /* No attached object, we are done */
 452
 453                         acpi_os_printf("\n");
 454                         return (AE_OK);
 455                 }
 456
 457                 acpi_os_printf("(R%u)", obj_desc->common.reference_count);
 458
 459                 switch (type) {
 460                 case ACPI_TYPE_METHOD:
 461
 462                         /* Name is a Method and its AML offset/length are set */
 463
 464                         acpi_os_printf(" M:%p-%X\n", obj_desc->method.aml_start,
 465                                        obj_desc->method.aml_length);
 466                         break;
 467
 468                 case ACPI_TYPE_INTEGER:
 469
 470                         acpi_os_printf(" I:%8.8X8.8%X\n",
 471                                        ACPI_FORMAT_UINT64(obj_desc->integer.
 472                                                           value));
 473                         break;
 474
 475                 case ACPI_TYPE_STRING:
 476
 477                         acpi_os_printf(" S:%p-%X\n", obj_desc->string.pointer,
 478                                        obj_desc->string.length);
 479                         break;
 480
 481                 case ACPI_TYPE_BUFFER:
 482
 483                         acpi_os_printf(" B:%p-%X\n", obj_desc->buffer.pointer,
 484                                        obj_desc->buffer.length);
 485                         break;
 486
 487                 default:
 488
 489                         acpi_os_printf("\n");
 490                         break;
 491                 }
 492                 break;
 493
 494         default:
 495                 acpi_os_printf("\n");
 496                 break;
 497         }
 498
 499         /* If debug turned off, done */
 500
 501         if (!(acpi_dbg_level & ACPI_LV_VALUES)) {
 502                 return (AE_OK);
 503         }
 504
 505         /* If there is an attached object, display it */
 506
 507         dbg_level = acpi_dbg_level;
 508         acpi_dbg_level = 0;
 509         obj_desc = acpi_ns_get_attached_object(this_node);
 510         acpi_dbg_level = dbg_level;
 511
 512         /* Dump attached objects */
 513
 514         while (obj_desc) {
 515                 obj_type = ACPI_TYPE_INVALID;
 516                 acpi_os_printf("Attached Object %p: ", obj_desc);
 517
 518                 /* Decode the type of attached object and dump the contents */
 519
 520                 switch (ACPI_GET_DESCRIPTOR_TYPE(obj_desc)) {
 521                 case ACPI_DESC_TYPE_NAMED:
 522
 523                         acpi_os_printf("(Ptr to Node)\n");
 524                         bytes_to_dump = sizeof(struct acpi_namespace_node);
 525                         ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump);
 526                         break;
 527
 528                 case ACPI_DESC_TYPE_OPERAND:
 529
 530                         obj_type = obj_desc->common.type;
 531
 532                         if (obj_type > ACPI_TYPE_LOCAL_MAX) {
 533                                 acpi_os_printf
 534                                     ("(Pointer to ACPI Object type %.2X [UNKNOWN])\n",
 535                                      obj_type);
 536                                 bytes_to_dump = 32;
 537                         } else {
 538                                 acpi_os_printf
 539                                     ("(Pointer to ACPI Object type %.2X [%s])\n",
 540                                      obj_type, acpi_ut_get_type_name(obj_type));
 541                                 bytes_to_dump =
 542                                     sizeof(union acpi_operand_object);
 543                         }
 544
 545                         ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump);
 546                         break;
 547
 548                 default:
 549
 550                         break;
 551                 }
 552
 553                 /* If value is NOT an internal object, we are done */
 554
 555                 if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) !=
 556                     ACPI_DESC_TYPE_OPERAND) {
 557                         goto cleanup;
 558                 }
 559
 560                 /* Valid object, get the pointer to next level, if any */
 561
 562                 switch (obj_type) {
 563                 case ACPI_TYPE_BUFFER:
 564                 case ACPI_TYPE_STRING:
 565                         /*
 566                          * NOTE: takes advantage of common fields between string/buffer
 567                          */
 568                         bytes_to_dump = obj_desc->string.length;
 569                         obj_desc = (void *)obj_desc->string.pointer;
 570                         acpi_os_printf("(Buffer/String pointer %p length %X)\n",
 571                                        obj_desc, bytes_to_dump);
 572                         ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump);
 573                         goto cleanup;
 574
 575                 case ACPI_TYPE_BUFFER_FIELD:
 576                         obj_desc =
 577                             (union acpi_operand_object *)obj_desc->buffer_field.
 578                             buffer_obj;
 579                         break;
 580
 581                 case ACPI_TYPE_PACKAGE:
 582                         obj_desc = (void *)obj_desc->package.elements;
 583                         break;
 584
 585                 case ACPI_TYPE_METHOD:
 586                         obj_desc = (void *)obj_desc->method.aml_start;
 587                         break;
 588
 589                 case ACPI_TYPE_LOCAL_REGION_FIELD:
 590                         obj_desc = (void *)obj_desc->field.region_obj;
 591                         break;
 592
 593                 case ACPI_TYPE_LOCAL_BANK_FIELD:
 594                         obj_desc = (void *)obj_desc->bank_field.region_obj;
 595                         break;
 596
 597                 case ACPI_TYPE_LOCAL_INDEX_FIELD:
 598                         obj_desc = (void *)obj_desc->index_field.index_obj;
 599                         break;
 600
 601                 default:
 602                         goto cleanup;
 603                 }
 604
 605                 obj_type = ACPI_TYPE_INVALID;   /* Terminate loop after next pass */
 606         }
 607
 608       cleanup:
 609         acpi_os_printf("\n");
 610         return (AE_OK);
 611 }
 612
 613 #ifdef ACPI_FUTURE_USAGE
 614 /*******************************************************************************
 615  *
 616  * FUNCTION:    acpi_ns_dump_objects
 617  *
 618  * PARAMETERS:  Type                - Object type to be dumped
 619  *              display_type        - 0 or ACPI_DISPLAY_SUMMARY
 620  *              max_depth           - Maximum depth of dump. Use ACPI_UINT32_MAX
 621  *                                    for an effectively unlimited depth.
 622  *              owner_id            - Dump only objects owned by this ID. Use
 623  *                                    ACPI_UINT32_MAX to match all owners.
 624  *              start_handle        - Where in namespace to start/end search
 625  *
 626  * RETURN:      None
 627  *
 628  * DESCRIPTION: Dump typed objects within the loaded namespace. Uses
 629  *              acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object.
 630  *
 631  ******************************************************************************/
 632
 633 void
 634 acpi_ns_dump_objects(acpi_object_type type,
 635                      u8 display_type,
 636                      u32 max_depth,
 637                      acpi_owner_id owner_id, acpi_handle start_handle)
 638 {
 639         struct acpi_walk_info info;
 640         acpi_status status;
 641
 642         ACPI_FUNCTION_ENTRY();
 643
 644         /*
 645          * Just lock the entire namespace for the duration of the dump.
 646          * We don't want any changes to the namespace during this time,
 647          * especially the temporary nodes since we are going to display
 648          * them also.
 649          */
 650         status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
 651         if (ACPI_FAILURE(status)) {
 652                 acpi_os_printf("Could not acquire namespace mutex\n");
 653                 return;
 654         }
 655
 656         info.debug_level = ACPI_LV_TABLES;
 657         info.owner_id = owner_id;
 658         info.display_type = display_type;
 659
 660         (void)acpi_ns_walk_namespace(type, start_handle, max_depth,
 661                                      ACPI_NS_WALK_NO_UNLOCK |
 662                                      ACPI_NS_WALK_TEMP_NODES,
 663                                      acpi_ns_dump_one_object, NULL,
 664                                      (void *)&info, NULL);
 665
 666         (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
 667 }
 668 #endif                          /* ACPI_FUTURE_USAGE */
 669
 670 /*******************************************************************************
 671  *
 672  * FUNCTION:    acpi_ns_dump_entry
 673  *
 674  * PARAMETERS:  Handle              - Node to be dumped
 675  *              debug_level         - Output level
 676  *
 677  * RETURN:      None
 678  *
 679  * DESCRIPTION: Dump a single Node
 680  *
 681  ******************************************************************************/
 682
 683 void acpi_ns_dump_entry(acpi_handle handle, u32 debug_level)
 684 {
 685         struct acpi_walk_info info;
 686
 687         ACPI_FUNCTION_ENTRY();
 688
 689         info.debug_level = debug_level;
 690         info.owner_id = ACPI_OWNER_ID_MAX;
 691         info.display_type = ACPI_DISPLAY_SUMMARY;
 692
 693         (void)acpi_ns_dump_one_object(handle, 1, &info, NULL);
 694 }
 695
 696 #ifdef ACPI_ASL_COMPILER
 697 /*******************************************************************************
 698  *
 699  * FUNCTION:    acpi_ns_dump_tables
 700  *
 701  * PARAMETERS:  search_base         - Root of subtree to be dumped, or
 702  *                                    NS_ALL to dump the entire namespace
 703  *              max_depth           - Maximum depth of dump.  Use INT_MAX
 704  *                                    for an effectively unlimited depth.
 705  *
 706  * RETURN:      None
 707  *
 708  * DESCRIPTION: Dump the name space, or a portion of it.
 709  *
 710  ******************************************************************************/
 711
 712 void acpi_ns_dump_tables(acpi_handle search_base, u32 max_depth)
 713 {
 714         acpi_handle search_handle = search_base;
 715
 716         ACPI_FUNCTION_TRACE(ns_dump_tables);
 717
 718         if (!acpi_gbl_root_node) {
 719                 /*
 720                  * If the name space has not been initialized,
 721                  * there is nothing to dump.
 722                  */
 723                 ACPI_DEBUG_PRINT((ACPI_DB_TABLES,
 724                                   "namespace not initialized!\n"));
 725                 return_VOID;
 726         }
 727
 728         if (ACPI_NS_ALL == search_base) {
 729
 730                 /* Entire namespace */
 731
 732                 search_handle = acpi_gbl_root_node;
 733                 ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "\\\n"));
 734         }
 735
 736         acpi_ns_dump_objects(ACPI_TYPE_ANY, ACPI_DISPLAY_OBJECTS, max_depth,
 737                              ACPI_OWNER_ID_MAX, search_handle);
 738         return_VOID;
 739 }
 740 #endif                          /* _ACPI_ASL_COMPILER */
 741 #endif                          /* defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) */