drivers/acpi/acpica/nsdump.c

   1 /******************************************************************************
   2  *
   3  * Module Name: nsdump - table dumping routines for debug
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2013, 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 #include <acpi/acoutput.h>
  48
  49 #define _COMPONENT          ACPI_NAMESPACE
  50 ACPI_MODULE_NAME("nsdump")
  51
  52 /* Local prototypes */
  53 #ifdef ACPI_OBSOLETE_FUNCTIONS
  54 void acpi_ns_dump_root_devices(void);
  55
  56 static acpi_status
  57 acpi_ns_dump_one_device(acpi_handle obj_handle,
  58                         u32 level, void *context, void **return_value);
  59 #endif
  60
  61 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
  62 /*******************************************************************************
  63  *
  64  * FUNCTION:    acpi_ns_print_pathname
  65  *
  66  * PARAMETERS:  num_segments        - Number of ACPI name segments
  67  *              pathname            - The compressed (internal) path
  68  *
  69  * RETURN:      None
  70  *
  71  * DESCRIPTION: Print an object's full namespace pathname
  72  *
  73  ******************************************************************************/
  74
  75 void acpi_ns_print_pathname(u32 num_segments, char *pathname)
  76 {
  77         u32 i;
  78
  79         ACPI_FUNCTION_NAME(ns_print_pathname);
  80
  81         /* Check if debug output enabled */
  82
  83         if (!ACPI_IS_DEBUG_ENABLED(ACPI_LV_NAMES, ACPI_NAMESPACE)) {
  84                 return;
  85         }
  86
  87         /* Print the entire name */
  88
  89         ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "["));
  90
  91         while (num_segments) {
  92                 for (i = 0; i < 4; i++) {
  93                         ACPI_IS_PRINT(pathname[i]) ?
  94                             acpi_os_printf("%c", pathname[i]) :
  95                             acpi_os_printf("?");
  96                 }
  97
  98                 pathname += ACPI_NAME_SIZE;
  99                 num_segments--;
 100                 if (num_segments) {
 101                         acpi_os_printf(".");
 102                 }
 103         }
 104
 105         acpi_os_printf("]\n");
 106 }
 107
 108 /*******************************************************************************
 109  *
 110  * FUNCTION:    acpi_ns_dump_pathname
 111  *
 112  * PARAMETERS:  handle              - Object
 113  *              msg                 - Prefix message
 114  *              level               - Desired debug level
 115  *              component           - Caller's component ID
 116  *
 117  * RETURN:      None
 118  *
 119  * DESCRIPTION: Print an object's full namespace pathname
 120  *              Manages allocation/freeing of a pathname buffer
 121  *
 122  ******************************************************************************/
 123
 124 void
 125 acpi_ns_dump_pathname(acpi_handle handle, char *msg, u32 level, u32 component)
 126 {
 127
 128         ACPI_FUNCTION_TRACE(ns_dump_pathname);
 129
 130         /* Do this only if the requested debug level and component are enabled */
 131
 132         if (!ACPI_IS_DEBUG_ENABLED(level, component)) {
 133                 return_VOID;
 134         }
 135
 136         /* Convert handle to a full pathname and print it (with supplied message) */
 137
 138         acpi_ns_print_node_pathname(handle, msg);
 139         acpi_os_printf("\n");
 140         return_VOID;
 141 }
 142
 143 /*******************************************************************************
 144  *
 145  * FUNCTION:    acpi_ns_dump_one_object
 146  *
 147  * PARAMETERS:  obj_handle          - Node to be dumped
 148  *              level               - Nesting level of the handle
 149  *              context             - Passed into walk_namespace
 150  *              return_value        - Not used
 151  *
 152  * RETURN:      Status
 153  *
 154  * DESCRIPTION: Dump a single Node
 155  *              This procedure is a user_function called by acpi_ns_walk_namespace.
 156  *
 157  ******************************************************************************/
 158
 159 acpi_status
 160 acpi_ns_dump_one_object(acpi_handle obj_handle,
 161                         u32 level, void *context, void **return_value)
 162 {
 163         struct acpi_walk_info *info = (struct acpi_walk_info *)context;
 164         struct acpi_namespace_node *this_node;
 165         union acpi_operand_object *obj_desc = NULL;
 166         acpi_object_type obj_type;
 167         acpi_object_type type;
 168         u32 bytes_to_dump;
 169         u32 dbg_level;
 170         u32 i;
 171
 172         ACPI_FUNCTION_NAME(ns_dump_one_object);
 173
 174         /* Is output enabled? */
 175
 176         if (!(acpi_dbg_level & info->debug_level)) {
 177                 return (AE_OK);
 178         }
 179
 180         if (!obj_handle) {
 181                 ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Null object handle\n"));
 182                 return (AE_OK);
 183         }
 184
 185         this_node = acpi_ns_validate_handle(obj_handle);
 186         if (!this_node) {
 187                 ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Invalid object handle %p\n",
 188                                   obj_handle));
 189                 return (AE_OK);
 190         }
 191
 192         type = this_node->type;
 193
 194         /* Check if the owner matches */
 195
 196         if ((info->owner_id != ACPI_OWNER_ID_MAX) &&
 197             (info->owner_id != this_node->owner_id)) {
 198                 return (AE_OK);
 199         }
 200
 201         if (!(info->display_type & ACPI_DISPLAY_SHORT)) {
 202
 203                 /* Indent the object according to the level */
 204
 205                 acpi_os_printf("%2d%*s", (u32) level - 1, (int)level * 2, " ");
 206
 207                 /* Check the node type and name */
 208
 209                 if (type > ACPI_TYPE_LOCAL_MAX) {
 210                         ACPI_WARNING((AE_INFO,
 211                                       "Invalid ACPI Object Type 0x%08X", type));
 212                 }
 213
 214                 acpi_os_printf("%4.4s", acpi_ut_get_node_name(this_node));
 215         }
 216
 217         /* Now we can print out the pertinent information */
 218
 219         acpi_os_printf(" %-12s %p %2.2X ",
 220                        acpi_ut_get_type_name(type), this_node,
 221                        this_node->owner_id);
 222
 223         dbg_level = acpi_dbg_level;
 224         acpi_dbg_level = 0;
 225         obj_desc = acpi_ns_get_attached_object(this_node);
 226         acpi_dbg_level = dbg_level;
 227
 228         /* Temp nodes are those nodes created by a control method */
 229
 230         if (this_node->flags & ANOBJ_TEMPORARY) {
 231                 acpi_os_printf("(T) ");
 232         }
 233
 234         switch (info->display_type & ACPI_DISPLAY_MASK) {
 235         case ACPI_DISPLAY_SUMMARY:
 236
 237                 if (!obj_desc) {
 238
 239                         /* No attached object. Some types should always have an object */
 240
 241                         switch (type) {
 242                         case ACPI_TYPE_INTEGER:
 243                         case ACPI_TYPE_PACKAGE:
 244                         case ACPI_TYPE_BUFFER:
 245                         case ACPI_TYPE_STRING:
 246                         case ACPI_TYPE_METHOD:
 247
 248                                 acpi_os_printf("<No attached object>");
 249                                 break;
 250
 251                         default:
 252
 253                                 break;
 254                         }
 255
 256                         acpi_os_printf("\n");
 257                         return (AE_OK);
 258                 }
 259
 260                 switch (type) {
 261                 case ACPI_TYPE_PROCESSOR:
 262
 263                         acpi_os_printf("ID %02X Len %02X Addr %p\n",
 264                                        obj_desc->processor.proc_id,
 265                                        obj_desc->processor.length,
 266                                        ACPI_CAST_PTR(void,
 267                                                      obj_desc->processor.
 268                                                      address));
 269                         break;
 270
 271                 case ACPI_TYPE_DEVICE:
 272
 273                         acpi_os_printf("Notify Object: %p\n", obj_desc);
 274                         break;
 275
 276                 case ACPI_TYPE_METHOD:
 277
 278                         acpi_os_printf("Args %X Len %.4X Aml %p\n",
 279                                        (u32) obj_desc->method.param_count,
 280                                        obj_desc->method.aml_length,
 281                                        obj_desc->method.aml_start);
 282                         break;
 283
 284                 case ACPI_TYPE_INTEGER:
 285
 286                         acpi_os_printf("= %8.8X%8.8X\n",
 287                                        ACPI_FORMAT_UINT64(obj_desc->integer.
 288                                                           value));
 289                         break;
 290
 291                 case ACPI_TYPE_PACKAGE:
 292
 293                         if (obj_desc->common.flags & AOPOBJ_DATA_VALID) {
 294                                 acpi_os_printf("Elements %.2X\n",
 295                                                obj_desc->package.count);
 296                         } else {
 297                                 acpi_os_printf("[Length not yet evaluated]\n");
 298                         }
 299                         break;
 300
 301                 case ACPI_TYPE_BUFFER:
 302
 303                         if (obj_desc->common.flags & AOPOBJ_DATA_VALID) {
 304                                 acpi_os_printf("Len %.2X",
 305                                                obj_desc->buffer.length);
 306
 307                                 /* Dump some of the buffer */
 308
 309                                 if (obj_desc->buffer.length > 0) {
 310                                         acpi_os_printf(" =");
 311                                         for (i = 0;
 312                                              (i < obj_desc->buffer.length
 313                                               && i < 12); i++) {
 314                                                 acpi_os_printf(" %.2hX",
 315                                                                obj_desc->buffer.
 316                                                                pointer[i]);
 317                                         }
 318                                 }
 319                                 acpi_os_printf("\n");
 320                         } else {
 321                                 acpi_os_printf("[Length not yet evaluated]\n");
 322                         }
 323                         break;
 324
 325                 case ACPI_TYPE_STRING:
 326
 327                         acpi_os_printf("Len %.2X ", obj_desc->string.length);
 328                         acpi_ut_print_string(obj_desc->string.pointer, 32);
 329                         acpi_os_printf("\n");
 330                         break;
 331
 332                 case ACPI_TYPE_REGION:
 333
 334                         acpi_os_printf("[%s]",
 335                                        acpi_ut_get_region_name(obj_desc->region.
 336                                                                space_id));
 337                         if (obj_desc->region.flags & AOPOBJ_DATA_VALID) {
 338                                 acpi_os_printf(" Addr %8.8X%8.8X Len %.4X\n",
 339                                                ACPI_FORMAT_NATIVE_UINT
 340                                                (obj_desc->region.address),
 341                                                obj_desc->region.length);
 342                         } else {
 343                                 acpi_os_printf
 344                                     (" [Address/Length not yet evaluated]\n");
 345                         }
 346                         break;
 347
 348                 case ACPI_TYPE_LOCAL_REFERENCE:
 349
 350                         acpi_os_printf("[%s]\n",
 351                                        acpi_ut_get_reference_name(obj_desc));
 352                         break;
 353
 354                 case ACPI_TYPE_BUFFER_FIELD:
 355
 356                         if (obj_desc->buffer_field.buffer_obj &&
 357                             obj_desc->buffer_field.buffer_obj->buffer.node) {
 358                                 acpi_os_printf("Buf [%4.4s]",
 359                                                acpi_ut_get_node_name(obj_desc->
 360                                                                      buffer_field.
 361                                                                      buffer_obj->
 362                                                                      buffer.
 363                                                                      node));
 364                         }
 365                         break;
 366
 367                 case ACPI_TYPE_LOCAL_REGION_FIELD:
 368
 369                         acpi_os_printf("Rgn [%4.4s]",
 370                                        acpi_ut_get_node_name(obj_desc->
 371                                                              common_field.
 372                                                              region_obj->region.
 373                                                              node));
 374                         break;
 375
 376                 case ACPI_TYPE_LOCAL_BANK_FIELD:
 377
 378                         acpi_os_printf("Rgn [%4.4s] Bnk [%4.4s]",
 379                                        acpi_ut_get_node_name(obj_desc->
 380                                                              common_field.
 381                                                              region_obj->region.
 382                                                              node),
 383                                        acpi_ut_get_node_name(obj_desc->
 384                                                              bank_field.
 385                                                              bank_obj->
 386                                                              common_field.
 387                                                              node));
 388                         break;
 389
 390                 case ACPI_TYPE_LOCAL_INDEX_FIELD:
 391
 392                         acpi_os_printf("Idx [%4.4s] Dat [%4.4s]",
 393                                        acpi_ut_get_node_name(obj_desc->
 394                                                              index_field.
 395                                                              index_obj->
 396                                                              common_field.node),
 397                                        acpi_ut_get_node_name(obj_desc->
 398                                                              index_field.
 399                                                              data_obj->
 400                                                              common_field.
 401                                                              node));
 402                         break;
 403
 404                 case ACPI_TYPE_LOCAL_ALIAS:
 405                 case ACPI_TYPE_LOCAL_METHOD_ALIAS:
 406
 407                         acpi_os_printf("Target %4.4s (%p)\n",
 408                                        acpi_ut_get_node_name(obj_desc),
 409                                        obj_desc);
 410                         break;
 411
 412                 default:
 413
 414                         acpi_os_printf("Object %p\n", obj_desc);
 415                         break;
 416                 }
 417
 418                 /* Common field handling */
 419
 420                 switch (type) {
 421                 case ACPI_TYPE_BUFFER_FIELD:
 422                 case ACPI_TYPE_LOCAL_REGION_FIELD:
 423                 case ACPI_TYPE_LOCAL_BANK_FIELD:
 424                 case ACPI_TYPE_LOCAL_INDEX_FIELD:
 425
 426                         acpi_os_printf(" Off %.3X Len %.2X Acc %.2hd\n",
 427                                        (obj_desc->common_field.
 428                                         base_byte_offset * 8)
 429                                        +
 430                                        obj_desc->common_field.
 431                                        start_field_bit_offset,
 432                                        obj_desc->common_field.bit_length,
 433                                        obj_desc->common_field.
 434                                        access_byte_width);
 435                         break;
 436
 437                 default:
 438
 439                         break;
 440                 }
 441                 break;
 442
 443         case ACPI_DISPLAY_OBJECTS:
 444
 445                 acpi_os_printf("O:%p", obj_desc);
 446                 if (!obj_desc) {
 447
 448                         /* No attached object, we are done */
 449
 450                         acpi_os_printf("\n");
 451                         return (AE_OK);
 452                 }
 453
 454                 acpi_os_printf("(R%u)", obj_desc->common.reference_count);
 455
 456                 switch (type) {
 457                 case ACPI_TYPE_METHOD:
 458
 459                         /* Name is a Method and its AML offset/length are set */
 460
 461                         acpi_os_printf(" M:%p-%X\n", obj_desc->method.aml_start,
 462                                        obj_desc->method.aml_length);
 463                         break;
 464
 465                 case ACPI_TYPE_INTEGER:
 466
 467                         acpi_os_printf(" I:%8.8X8.8%X\n",
 468                                        ACPI_FORMAT_UINT64(obj_desc->integer.
 469                                                           value));
 470                         break;
 471
 472                 case ACPI_TYPE_STRING:
 473
 474                         acpi_os_printf(" S:%p-%X\n", obj_desc->string.pointer,
 475                                        obj_desc->string.length);
 476                         break;
 477
 478                 case ACPI_TYPE_BUFFER:
 479
 480                         acpi_os_printf(" B:%p-%X\n", obj_desc->buffer.pointer,
 481                                        obj_desc->buffer.length);
 482                         break;
 483
 484                 default:
 485
 486                         acpi_os_printf("\n");
 487                         break;
 488                 }
 489                 break;
 490
 491         default:
 492                 acpi_os_printf("\n");
 493                 break;
 494         }
 495
 496         /* If debug turned off, done */
 497
 498         if (!(acpi_dbg_level & ACPI_LV_VALUES)) {
 499                 return (AE_OK);
 500         }
 501
 502         /* If there is an attached object, display it */
 503
 504         dbg_level = acpi_dbg_level;
 505         acpi_dbg_level = 0;
 506         obj_desc = acpi_ns_get_attached_object(this_node);
 507         acpi_dbg_level = dbg_level;
 508
 509         /* Dump attached objects */
 510
 511         while (obj_desc) {
 512                 obj_type = ACPI_TYPE_INVALID;
 513                 acpi_os_printf("Attached Object %p: ", obj_desc);
 514
 515                 /* Decode the type of attached object and dump the contents */
 516
 517                 switch (ACPI_GET_DESCRIPTOR_TYPE(obj_desc)) {
 518                 case ACPI_DESC_TYPE_NAMED:
 519
 520                         acpi_os_printf("(Ptr to Node)\n");
 521                         bytes_to_dump = sizeof(struct acpi_namespace_node);
 522                         ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump);
 523                         break;
 524
 525                 case ACPI_DESC_TYPE_OPERAND:
 526
 527                         obj_type = obj_desc->common.type;
 528
 529                         if (obj_type > ACPI_TYPE_LOCAL_MAX) {
 530                                 acpi_os_printf
 531                                     ("(Pointer to ACPI Object type %.2X [UNKNOWN])\n",
 532                                      obj_type);
 533                                 bytes_to_dump = 32;
 534                         } else {
 535                                 acpi_os_printf
 536                                     ("(Pointer to ACPI Object type %.2X [%s])\n",
 537                                      obj_type, acpi_ut_get_type_name(obj_type));
 538                                 bytes_to_dump =
 539                                     sizeof(union acpi_operand_object);
 540                         }
 541
 542                         ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump);
 543                         break;
 544
 545                 default:
 546
 547                         break;
 548                 }
 549
 550                 /* If value is NOT an internal object, we are done */
 551
 552                 if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) !=
 553                     ACPI_DESC_TYPE_OPERAND) {
 554                         goto cleanup;
 555                 }
 556
 557                 /* Valid object, get the pointer to next level, if any */
 558
 559                 switch (obj_type) {
 560                 case ACPI_TYPE_BUFFER:
 561                 case ACPI_TYPE_STRING:
 562                         /*
 563                          * NOTE: takes advantage of common fields between string/buffer
 564                          */
 565                         bytes_to_dump = obj_desc->string.length;
 566                         obj_desc = (void *)obj_desc->string.pointer;
 567                         acpi_os_printf("(Buffer/String pointer %p length %X)\n",
 568                                        obj_desc, bytes_to_dump);
 569                         ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump);
 570                         goto cleanup;
 571
 572                 case ACPI_TYPE_BUFFER_FIELD:
 573
 574                         obj_desc =
 575                             (union acpi_operand_object *)obj_desc->buffer_field.
 576                             buffer_obj;
 577                         break;
 578
 579                 case ACPI_TYPE_PACKAGE:
 580
 581                         obj_desc = (void *)obj_desc->package.elements;
 582                         break;
 583
 584                 case ACPI_TYPE_METHOD:
 585
 586                         obj_desc = (void *)obj_desc->method.aml_start;
 587                         break;
 588
 589                 case ACPI_TYPE_LOCAL_REGION_FIELD:
 590
 591                         obj_desc = (void *)obj_desc->field.region_obj;
 592                         break;
 593
 594                 case ACPI_TYPE_LOCAL_BANK_FIELD:
 595
 596                         obj_desc = (void *)obj_desc->bank_field.region_obj;
 597                         break;
 598
 599                 case ACPI_TYPE_LOCAL_INDEX_FIELD:
 600
 601                         obj_desc = (void *)obj_desc->index_field.index_obj;
 602                         break;
 603
 604                 default:
 605
 606                         goto cleanup;
 607                 }
 608
 609                 obj_type = ACPI_TYPE_INVALID;   /* Terminate loop after next pass */
 610         }
 611
 612       cleanup:
 613         acpi_os_printf("\n");
 614         return (AE_OK);
 615 }
 616
 617 #ifdef ACPI_FUTURE_USAGE
 618 /*******************************************************************************
 619  *
 620  * FUNCTION:    acpi_ns_dump_objects
 621  *
 622  * PARAMETERS:  type                - Object type to be dumped
 623  *              display_type        - 0 or ACPI_DISPLAY_SUMMARY
 624  *              max_depth           - Maximum depth of dump. Use ACPI_UINT32_MAX
 625  *                                    for an effectively unlimited depth.
 626  *              owner_id            - Dump only objects owned by this ID. Use
 627  *                                    ACPI_UINT32_MAX to match all owners.
 628  *              start_handle        - Where in namespace to start/end search
 629  *
 630  * RETURN:      None
 631  *
 632  * DESCRIPTION: Dump typed objects within the loaded namespace. Uses
 633  *              acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object.
 634  *
 635  ******************************************************************************/
 636
 637 void
 638 acpi_ns_dump_objects(acpi_object_type type,
 639                      u8 display_type,
 640                      u32 max_depth,
 641                      acpi_owner_id owner_id, acpi_handle start_handle)
 642 {
 643         struct acpi_walk_info info;
 644         acpi_status status;
 645
 646         ACPI_FUNCTION_ENTRY();
 647
 648         /*
 649          * Just lock the entire namespace for the duration of the dump.
 650          * We don't want any changes to the namespace during this time,
 651          * especially the temporary nodes since we are going to display
 652          * them also.
 653          */
 654         status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
 655         if (ACPI_FAILURE(status)) {
 656                 acpi_os_printf("Could not acquire namespace mutex\n");
 657                 return;
 658         }
 659
 660         info.debug_level = ACPI_LV_TABLES;
 661         info.owner_id = owner_id;
 662         info.display_type = display_type;
 663
 664         (void)acpi_ns_walk_namespace(type, start_handle, max_depth,
 665                                      ACPI_NS_WALK_NO_UNLOCK |
 666                                      ACPI_NS_WALK_TEMP_NODES,
 667                                      acpi_ns_dump_one_object, NULL,
 668                                      (void *)&info, NULL);
 669
 670         (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
 671 }
 672 #endif                          /* ACPI_FUTURE_USAGE */
 673
 674 /*******************************************************************************
 675  *
 676  * FUNCTION:    acpi_ns_dump_entry
 677  *
 678  * PARAMETERS:  handle              - Node to be dumped
 679  *              debug_level         - Output level
 680  *
 681  * RETURN:      None
 682  *
 683  * DESCRIPTION: Dump a single Node
 684  *
 685  ******************************************************************************/
 686
 687 void acpi_ns_dump_entry(acpi_handle handle, u32 debug_level)
 688 {
 689         struct acpi_walk_info info;
 690
 691         ACPI_FUNCTION_ENTRY();
 692
 693         info.debug_level = debug_level;
 694         info.owner_id = ACPI_OWNER_ID_MAX;
 695         info.display_type = ACPI_DISPLAY_SUMMARY;
 696
 697         (void)acpi_ns_dump_one_object(handle, 1, &info, NULL);
 698 }
 699
 700 #ifdef ACPI_ASL_COMPILER
 701 /*******************************************************************************
 702  *
 703  * FUNCTION:    acpi_ns_dump_tables
 704  *
 705  * PARAMETERS:  search_base         - Root of subtree to be dumped, or
 706  *                                    NS_ALL to dump the entire namespace
 707  *              max_depth           - Maximum depth of dump. Use INT_MAX
 708  *                                    for an effectively unlimited depth.
 709  *
 710  * RETURN:      None
 711  *
 712  * DESCRIPTION: Dump the name space, or a portion of it.
 713  *
 714  ******************************************************************************/
 715
 716 void acpi_ns_dump_tables(acpi_handle search_base, u32 max_depth)
 717 {
 718         acpi_handle search_handle = search_base;
 719
 720         ACPI_FUNCTION_TRACE(ns_dump_tables);
 721
 722         if (!acpi_gbl_root_node) {
 723                 /*
 724                  * If the name space has not been initialized,
 725                  * there is nothing to dump.
 726                  */
 727                 ACPI_DEBUG_PRINT((ACPI_DB_TABLES,
 728                                   "namespace not initialized!\n"));
 729                 return_VOID;
 730         }
 731
 732         if (ACPI_NS_ALL == search_base) {
 733
 734                 /* Entire namespace */
 735
 736                 search_handle = acpi_gbl_root_node;
 737                 ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "\\\n"));
 738         }
 739
 740         acpi_ns_dump_objects(ACPI_TYPE_ANY, ACPI_DISPLAY_OBJECTS, max_depth,
 741                              ACPI_OWNER_ID_MAX, search_handle);
 742         return_VOID;
 743 }
 744 #endif
 745 #endif