1 // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 2 /****************************************************************************** 3 * 4 * Module Name: nsdump - table dumping routines for debug 5 * 6 * Copyright (C) 2000 - 2019, Intel Corp. 7 * 8 *****************************************************************************/ 9 10 #include <acpi/acpi.h> 11 #include "accommon.h" 12 #include "acnamesp.h" 13 #include <acpi/acoutput.h> 14 15 #define _COMPONENT ACPI_NAMESPACE 16 ACPI_MODULE_NAME("nsdump") 17 18 /* Local prototypes */ 19 #ifdef ACPI_OBSOLETE_FUNCTIONS 20 void acpi_ns_dump_root_devices(void); 21 22 static acpi_status 23 acpi_ns_dump_one_device(acpi_handle obj_handle, 24 u32 level, void *context, void **return_value); 25 #endif 26 27 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) 28 29 static acpi_status 30 acpi_ns_dump_one_object_path(acpi_handle obj_handle, 31 u32 level, void *context, void **return_value); 32 33 static acpi_status 34 acpi_ns_get_max_depth(acpi_handle obj_handle, 35 u32 level, void *context, void **return_value); 36 37 /******************************************************************************* 38 * 39 * FUNCTION: acpi_ns_print_pathname 40 * 41 * PARAMETERS: num_segments - Number of ACPI name segments 42 * pathname - The compressed (internal) path 43 * 44 * RETURN: None 45 * 46 * DESCRIPTION: Print an object's full namespace pathname 47 * 48 ******************************************************************************/ 49 50 void acpi_ns_print_pathname(u32 num_segments, const char *pathname) 51 { 52 u32 i; 53 54 ACPI_FUNCTION_NAME(ns_print_pathname); 55 56 /* Check if debug output enabled */ 57 58 if (!ACPI_IS_DEBUG_ENABLED(ACPI_LV_NAMES, ACPI_NAMESPACE)) { 59 return; 60 } 61 62 /* Print the entire name */ 63 64 ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "[")); 65 66 while (num_segments) { 67 for (i = 0; i < 4; i++) { 68 isprint((int)pathname[i]) ? 69 acpi_os_printf("%c", pathname[i]) : 70 acpi_os_printf("?"); 71 } 72 73 pathname += ACPI_NAMESEG_SIZE; 74 num_segments--; 75 if (num_segments) { 76 acpi_os_printf("."); 77 } 78 } 79 80 acpi_os_printf("]\n"); 81 } 82 83 #ifdef ACPI_OBSOLETE_FUNCTIONS 84 /* Not used at this time, perhaps later */ 85 86 /******************************************************************************* 87 * 88 * FUNCTION: acpi_ns_dump_pathname 89 * 90 * PARAMETERS: handle - Object 91 * msg - Prefix message 92 * level - Desired debug level 93 * component - Caller's component ID 94 * 95 * RETURN: None 96 * 97 * DESCRIPTION: Print an object's full namespace pathname 98 * Manages allocation/freeing of a pathname buffer 99 * 100 ******************************************************************************/ 101 102 void 103 acpi_ns_dump_pathname(acpi_handle handle, 104 const char *msg, u32 level, u32 component) 105 { 106 107 ACPI_FUNCTION_TRACE(ns_dump_pathname); 108 109 /* Do this only if the requested debug level and component are enabled */ 110 111 if (!ACPI_IS_DEBUG_ENABLED(level, component)) { 112 return_VOID; 113 } 114 115 /* Convert handle to a full pathname and print it (with supplied message) */ 116 117 acpi_ns_print_node_pathname(handle, msg); 118 acpi_os_printf("\n"); 119 return_VOID; 120 } 121 #endif 122 123 /******************************************************************************* 124 * 125 * FUNCTION: acpi_ns_dump_one_object 126 * 127 * PARAMETERS: obj_handle - Node to be dumped 128 * level - Nesting level of the handle 129 * context - Passed into walk_namespace 130 * return_value - Not used 131 * 132 * RETURN: Status 133 * 134 * DESCRIPTION: Dump a single Node 135 * This procedure is a user_function called by acpi_ns_walk_namespace. 136 * 137 ******************************************************************************/ 138 139 acpi_status 140 acpi_ns_dump_one_object(acpi_handle obj_handle, 141 u32 level, void *context, void **return_value) 142 { 143 struct acpi_walk_info *info = (struct acpi_walk_info *)context; 144 struct acpi_namespace_node *this_node; 145 union acpi_operand_object *obj_desc = NULL; 146 acpi_object_type obj_type; 147 acpi_object_type type; 148 u32 bytes_to_dump; 149 u32 dbg_level; 150 u32 i; 151 152 ACPI_FUNCTION_NAME(ns_dump_one_object); 153 154 /* Is output enabled? */ 155 156 if (!(acpi_dbg_level & info->debug_level)) { 157 return (AE_OK); 158 } 159 160 if (!obj_handle) { 161 ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Null object handle\n")); 162 return (AE_OK); 163 } 164 165 this_node = acpi_ns_validate_handle(obj_handle); 166 if (!this_node) { 167 ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Invalid object handle %p\n", 168 obj_handle)); 169 return (AE_OK); 170 } 171 172 type = this_node->type; 173 info->count++; 174 175 /* Check if the owner matches */ 176 177 if ((info->owner_id != ACPI_OWNER_ID_MAX) && 178 (info->owner_id != this_node->owner_id)) { 179 return (AE_OK); 180 } 181 182 if (!(info->display_type & ACPI_DISPLAY_SHORT)) { 183 184 /* Indent the object according to the level */ 185 186 acpi_os_printf("%2d%*s", (u32) level - 1, (int)level * 2, " "); 187 188 /* Check the node type and name */ 189 190 if (type > ACPI_TYPE_LOCAL_MAX) { 191 ACPI_WARNING((AE_INFO, 192 "Invalid ACPI Object Type 0x%08X", type)); 193 } 194 195 acpi_os_printf("%4.4s", acpi_ut_get_node_name(this_node)); 196 } 197 198 /* Now we can print out the pertinent information */ 199 200 acpi_os_printf(" %-12s %p %2.2X ", 201 acpi_ut_get_type_name(type), this_node, 202 this_node->owner_id); 203 204 dbg_level = acpi_dbg_level; 205 acpi_dbg_level = 0; 206 obj_desc = acpi_ns_get_attached_object(this_node); 207 acpi_dbg_level = dbg_level; 208 209 /* Temp nodes are those nodes created by a control method */ 210 211 if (this_node->flags & ANOBJ_TEMPORARY) { 212 acpi_os_printf("(T) "); 213 } 214 215 switch (info->display_type & ACPI_DISPLAY_MASK) { 216 case ACPI_DISPLAY_SUMMARY: 217 218 if (!obj_desc) { 219 220 /* No attached object. Some types should always have an object */ 221 222 switch (type) { 223 case ACPI_TYPE_INTEGER: 224 case ACPI_TYPE_PACKAGE: 225 case ACPI_TYPE_BUFFER: 226 case ACPI_TYPE_STRING: 227 case ACPI_TYPE_METHOD: 228 229 acpi_os_printf("<No attached object>"); 230 break; 231 232 default: 233 234 break; 235 } 236 237 acpi_os_printf("\n"); 238 return (AE_OK); 239 } 240 241 switch (type) { 242 case ACPI_TYPE_PROCESSOR: 243 244 acpi_os_printf("ID %02X Len %02X Addr %8.8X%8.8X\n", 245 obj_desc->processor.proc_id, 246 obj_desc->processor.length, 247 ACPI_FORMAT_UINT64(obj_desc->processor. 248 address)); 249 break; 250 251 case ACPI_TYPE_DEVICE: 252 253 acpi_os_printf("Notify Object: %p\n", obj_desc); 254 break; 255 256 case ACPI_TYPE_METHOD: 257 258 acpi_os_printf("Args %X Len %.4X Aml %p\n", 259 (u32) obj_desc->method.param_count, 260 obj_desc->method.aml_length, 261 obj_desc->method.aml_start); 262 break; 263 264 case ACPI_TYPE_INTEGER: 265 266 acpi_os_printf("= %8.8X%8.8X\n", 267 ACPI_FORMAT_UINT64(obj_desc->integer. 268 value)); 269 break; 270 271 case ACPI_TYPE_PACKAGE: 272 273 if (obj_desc->common.flags & AOPOBJ_DATA_VALID) { 274 acpi_os_printf("Elements %.2X\n", 275 obj_desc->package.count); 276 } else { 277 acpi_os_printf("[Length not yet evaluated]\n"); 278 } 279 break; 280 281 case ACPI_TYPE_BUFFER: 282 283 if (obj_desc->common.flags & AOPOBJ_DATA_VALID) { 284 acpi_os_printf("Len %.2X", 285 obj_desc->buffer.length); 286 287 /* Dump some of the buffer */ 288 289 if (obj_desc->buffer.length > 0) { 290 acpi_os_printf(" ="); 291 for (i = 0; 292 (i < obj_desc->buffer.length 293 && i < 12); i++) { 294 acpi_os_printf(" %.2hX", 295 obj_desc->buffer. 296 pointer[i]); 297 } 298 } 299 acpi_os_printf("\n"); 300 } else { 301 acpi_os_printf("[Length not yet evaluated]\n"); 302 } 303 break; 304 305 case ACPI_TYPE_STRING: 306 307 acpi_os_printf("Len %.2X ", obj_desc->string.length); 308 acpi_ut_print_string(obj_desc->string.pointer, 80); 309 acpi_os_printf("\n"); 310 break; 311 312 case ACPI_TYPE_REGION: 313 314 acpi_os_printf("[%s]", 315 acpi_ut_get_region_name(obj_desc->region. 316 space_id)); 317 if (obj_desc->region.flags & AOPOBJ_DATA_VALID) { 318 acpi_os_printf(" Addr %8.8X%8.8X Len %.4X\n", 319 ACPI_FORMAT_UINT64(obj_desc-> 320 region. 321 address), 322 obj_desc->region.length); 323 } else { 324 acpi_os_printf 325 (" [Address/Length not yet evaluated]\n"); 326 } 327 break; 328 329 case ACPI_TYPE_LOCAL_REFERENCE: 330 331 acpi_os_printf("[%s]\n", 332 acpi_ut_get_reference_name(obj_desc)); 333 break; 334 335 case ACPI_TYPE_BUFFER_FIELD: 336 337 if (obj_desc->buffer_field.buffer_obj && 338 obj_desc->buffer_field.buffer_obj->buffer.node) { 339 acpi_os_printf("Buf [%4.4s]", 340 acpi_ut_get_node_name(obj_desc-> 341 buffer_field. 342 buffer_obj-> 343 buffer. 344 node)); 345 } 346 break; 347 348 case ACPI_TYPE_LOCAL_REGION_FIELD: 349 350 acpi_os_printf("Rgn [%4.4s]", 351 acpi_ut_get_node_name(obj_desc-> 352 common_field. 353 region_obj->region. 354 node)); 355 break; 356 357 case ACPI_TYPE_LOCAL_BANK_FIELD: 358 359 acpi_os_printf("Rgn [%4.4s] Bnk [%4.4s]", 360 acpi_ut_get_node_name(obj_desc-> 361 common_field. 362 region_obj->region. 363 node), 364 acpi_ut_get_node_name(obj_desc-> 365 bank_field. 366 bank_obj-> 367 common_field. 368 node)); 369 break; 370 371 case ACPI_TYPE_LOCAL_INDEX_FIELD: 372 373 acpi_os_printf("Idx [%4.4s] Dat [%4.4s]", 374 acpi_ut_get_node_name(obj_desc-> 375 index_field. 376 index_obj-> 377 common_field.node), 378 acpi_ut_get_node_name(obj_desc-> 379 index_field. 380 data_obj-> 381 common_field. 382 node)); 383 break; 384 385 case ACPI_TYPE_LOCAL_ALIAS: 386 case ACPI_TYPE_LOCAL_METHOD_ALIAS: 387 388 acpi_os_printf("Target %4.4s (%p)\n", 389 acpi_ut_get_node_name(obj_desc), 390 obj_desc); 391 break; 392 393 default: 394 395 acpi_os_printf("Object %p\n", obj_desc); 396 break; 397 } 398 399 /* Common field handling */ 400 401 switch (type) { 402 case ACPI_TYPE_BUFFER_FIELD: 403 case ACPI_TYPE_LOCAL_REGION_FIELD: 404 case ACPI_TYPE_LOCAL_BANK_FIELD: 405 case ACPI_TYPE_LOCAL_INDEX_FIELD: 406 407 acpi_os_printf(" Off %.3X Len %.2X Acc %.2hd\n", 408 (obj_desc->common_field. 409 base_byte_offset * 8) 410 + 411 obj_desc->common_field. 412 start_field_bit_offset, 413 obj_desc->common_field.bit_length, 414 obj_desc->common_field. 415 access_byte_width); 416 break; 417 418 default: 419 420 break; 421 } 422 break; 423 424 case ACPI_DISPLAY_OBJECTS: 425 426 acpi_os_printf("O:%p", obj_desc); 427 if (!obj_desc) { 428 429 /* No attached object, we are done */ 430 431 acpi_os_printf("\n"); 432 return (AE_OK); 433 } 434 435 acpi_os_printf("(R%u)", obj_desc->common.reference_count); 436 437 switch (type) { 438 case ACPI_TYPE_METHOD: 439 440 /* Name is a Method and its AML offset/length are set */ 441 442 acpi_os_printf(" M:%p-%X\n", obj_desc->method.aml_start, 443 obj_desc->method.aml_length); 444 break; 445 446 case ACPI_TYPE_INTEGER: 447 448 acpi_os_printf(" I:%8.8X8.8%X\n", 449 ACPI_FORMAT_UINT64(obj_desc->integer. 450 value)); 451 break; 452 453 case ACPI_TYPE_STRING: 454 455 acpi_os_printf(" S:%p-%X\n", obj_desc->string.pointer, 456 obj_desc->string.length); 457 break; 458 459 case ACPI_TYPE_BUFFER: 460 461 acpi_os_printf(" B:%p-%X\n", obj_desc->buffer.pointer, 462 obj_desc->buffer.length); 463 break; 464 465 default: 466 467 acpi_os_printf("\n"); 468 break; 469 } 470 break; 471 472 default: 473 acpi_os_printf("\n"); 474 break; 475 } 476 477 /* If debug turned off, done */ 478 479 if (!(acpi_dbg_level & ACPI_LV_VALUES)) { 480 return (AE_OK); 481 } 482 483 /* If there is an attached object, display it */ 484 485 dbg_level = acpi_dbg_level; 486 acpi_dbg_level = 0; 487 obj_desc = acpi_ns_get_attached_object(this_node); 488 acpi_dbg_level = dbg_level; 489 490 /* Dump attached objects */ 491 492 while (obj_desc) { 493 obj_type = ACPI_TYPE_INVALID; 494 acpi_os_printf("Attached Object %p: ", obj_desc); 495 496 /* Decode the type of attached object and dump the contents */ 497 498 switch (ACPI_GET_DESCRIPTOR_TYPE(obj_desc)) { 499 case ACPI_DESC_TYPE_NAMED: 500 501 acpi_os_printf("(Ptr to Node)\n"); 502 bytes_to_dump = sizeof(struct acpi_namespace_node); 503 ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump); 504 break; 505 506 case ACPI_DESC_TYPE_OPERAND: 507 508 obj_type = obj_desc->common.type; 509 510 if (obj_type > ACPI_TYPE_LOCAL_MAX) { 511 acpi_os_printf 512 ("(Pointer to ACPI Object type %.2X [UNKNOWN])\n", 513 obj_type); 514 515 bytes_to_dump = 32; 516 } else { 517 acpi_os_printf 518 ("(Pointer to ACPI Object type %.2X [%s])\n", 519 obj_type, acpi_ut_get_type_name(obj_type)); 520 521 bytes_to_dump = 522 sizeof(union acpi_operand_object); 523 } 524 525 ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump); 526 break; 527 528 default: 529 530 break; 531 } 532 533 /* If value is NOT an internal object, we are done */ 534 535 if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != 536 ACPI_DESC_TYPE_OPERAND) { 537 goto cleanup; 538 } 539 540 /* Valid object, get the pointer to next level, if any */ 541 542 switch (obj_type) { 543 case ACPI_TYPE_BUFFER: 544 case ACPI_TYPE_STRING: 545 /* 546 * NOTE: takes advantage of common fields between string/buffer 547 */ 548 bytes_to_dump = obj_desc->string.length; 549 obj_desc = (void *)obj_desc->string.pointer; 550 551 acpi_os_printf("(Buffer/String pointer %p length %X)\n", 552 obj_desc, bytes_to_dump); 553 ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump); 554 goto cleanup; 555 556 case ACPI_TYPE_BUFFER_FIELD: 557 558 obj_desc = 559 (union acpi_operand_object *)obj_desc->buffer_field. 560 buffer_obj; 561 break; 562 563 case ACPI_TYPE_PACKAGE: 564 565 obj_desc = (void *)obj_desc->package.elements; 566 break; 567 568 case ACPI_TYPE_METHOD: 569 570 obj_desc = (void *)obj_desc->method.aml_start; 571 break; 572 573 case ACPI_TYPE_LOCAL_REGION_FIELD: 574 575 obj_desc = (void *)obj_desc->field.region_obj; 576 break; 577 578 case ACPI_TYPE_LOCAL_BANK_FIELD: 579 580 obj_desc = (void *)obj_desc->bank_field.region_obj; 581 break; 582 583 case ACPI_TYPE_LOCAL_INDEX_FIELD: 584 585 obj_desc = (void *)obj_desc->index_field.index_obj; 586 break; 587 588 default: 589 590 goto cleanup; 591 } 592 593 obj_type = ACPI_TYPE_INVALID; /* Terminate loop after next pass */ 594 } 595 596 cleanup: 597 acpi_os_printf("\n"); 598 return (AE_OK); 599 } 600 601 /******************************************************************************* 602 * 603 * FUNCTION: acpi_ns_dump_objects 604 * 605 * PARAMETERS: type - Object type to be dumped 606 * display_type - 0 or ACPI_DISPLAY_SUMMARY 607 * max_depth - Maximum depth of dump. Use ACPI_UINT32_MAX 608 * for an effectively unlimited depth. 609 * owner_id - Dump only objects owned by this ID. Use 610 * ACPI_UINT32_MAX to match all owners. 611 * start_handle - Where in namespace to start/end search 612 * 613 * RETURN: None 614 * 615 * DESCRIPTION: Dump typed objects within the loaded namespace. Uses 616 * acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object. 617 * 618 ******************************************************************************/ 619 620 void 621 acpi_ns_dump_objects(acpi_object_type type, 622 u8 display_type, 623 u32 max_depth, 624 acpi_owner_id owner_id, acpi_handle start_handle) 625 { 626 struct acpi_walk_info info; 627 acpi_status status; 628 629 ACPI_FUNCTION_ENTRY(); 630 631 /* 632 * Just lock the entire namespace for the duration of the dump. 633 * We don't want any changes to the namespace during this time, 634 * especially the temporary nodes since we are going to display 635 * them also. 636 */ 637 status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); 638 if (ACPI_FAILURE(status)) { 639 acpi_os_printf("Could not acquire namespace mutex\n"); 640 return; 641 } 642 643 info.count = 0; 644 info.debug_level = ACPI_LV_TABLES; 645 info.owner_id = owner_id; 646 info.display_type = display_type; 647 648 (void)acpi_ns_walk_namespace(type, start_handle, max_depth, 649 ACPI_NS_WALK_NO_UNLOCK | 650 ACPI_NS_WALK_TEMP_NODES, 651 acpi_ns_dump_one_object, NULL, 652 (void *)&info, NULL); 653 654 acpi_os_printf("\nNamespace node count: %u\n\n", info.count); 655 (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); 656 } 657 658 /******************************************************************************* 659 * 660 * FUNCTION: acpi_ns_dump_one_object_path, acpi_ns_get_max_depth 661 * 662 * PARAMETERS: obj_handle - Node to be dumped 663 * level - Nesting level of the handle 664 * context - Passed into walk_namespace 665 * return_value - Not used 666 * 667 * RETURN: Status 668 * 669 * DESCRIPTION: Dump the full pathname to a namespace object. acp_ns_get_max_depth 670 * computes the maximum nesting depth in the namespace tree, in 671 * order to simplify formatting in acpi_ns_dump_one_object_path. 672 * These procedures are user_functions called by acpi_ns_walk_namespace. 673 * 674 ******************************************************************************/ 675 676 static acpi_status 677 acpi_ns_dump_one_object_path(acpi_handle obj_handle, 678 u32 level, void *context, void **return_value) 679 { 680 u32 max_level = *((u32 *)context); 681 char *pathname; 682 struct acpi_namespace_node *node; 683 int path_indent; 684 685 if (!obj_handle) { 686 return (AE_OK); 687 } 688 689 node = acpi_ns_validate_handle(obj_handle); 690 if (!node) { 691 692 /* Ignore bad node during namespace walk */ 693 694 return (AE_OK); 695 } 696 697 pathname = acpi_ns_get_normalized_pathname(node, TRUE); 698 699 path_indent = 1; 700 if (level <= max_level) { 701 path_indent = max_level - level + 1; 702 } 703 704 acpi_os_printf("%2d%*s%-12s%*s", 705 level, level, " ", acpi_ut_get_type_name(node->type), 706 path_indent, " "); 707 708 acpi_os_printf("%s\n", &pathname[1]); 709 ACPI_FREE(pathname); 710 return (AE_OK); 711 } 712 713 static acpi_status 714 acpi_ns_get_max_depth(acpi_handle obj_handle, 715 u32 level, void *context, void **return_value) 716 { 717 u32 *max_level = (u32 *)context; 718 719 if (level > *max_level) { 720 *max_level = level; 721 } 722 return (AE_OK); 723 } 724 725 /******************************************************************************* 726 * 727 * FUNCTION: acpi_ns_dump_object_paths 728 * 729 * PARAMETERS: type - Object type to be dumped 730 * display_type - 0 or ACPI_DISPLAY_SUMMARY 731 * max_depth - Maximum depth of dump. Use ACPI_UINT32_MAX 732 * for an effectively unlimited depth. 733 * owner_id - Dump only objects owned by this ID. Use 734 * ACPI_UINT32_MAX to match all owners. 735 * start_handle - Where in namespace to start/end search 736 * 737 * RETURN: None 738 * 739 * DESCRIPTION: Dump full object pathnames within the loaded namespace. Uses 740 * acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object_path. 741 * 742 ******************************************************************************/ 743 744 void 745 acpi_ns_dump_object_paths(acpi_object_type type, 746 u8 display_type, 747 u32 max_depth, 748 acpi_owner_id owner_id, acpi_handle start_handle) 749 { 750 acpi_status status; 751 u32 max_level = 0; 752 753 ACPI_FUNCTION_ENTRY(); 754 755 /* 756 * Just lock the entire namespace for the duration of the dump. 757 * We don't want any changes to the namespace during this time, 758 * especially the temporary nodes since we are going to display 759 * them also. 760 */ 761 status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); 762 if (ACPI_FAILURE(status)) { 763 acpi_os_printf("Could not acquire namespace mutex\n"); 764 return; 765 } 766 767 /* Get the max depth of the namespace tree, for formatting later */ 768 769 (void)acpi_ns_walk_namespace(type, start_handle, max_depth, 770 ACPI_NS_WALK_NO_UNLOCK | 771 ACPI_NS_WALK_TEMP_NODES, 772 acpi_ns_get_max_depth, NULL, 773 (void *)&max_level, NULL); 774 775 /* Now dump the entire namespace */ 776 777 (void)acpi_ns_walk_namespace(type, start_handle, max_depth, 778 ACPI_NS_WALK_NO_UNLOCK | 779 ACPI_NS_WALK_TEMP_NODES, 780 acpi_ns_dump_one_object_path, NULL, 781 (void *)&max_level, NULL); 782 783 (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); 784 } 785 786 /******************************************************************************* 787 * 788 * FUNCTION: acpi_ns_dump_entry 789 * 790 * PARAMETERS: handle - Node to be dumped 791 * debug_level - Output level 792 * 793 * RETURN: None 794 * 795 * DESCRIPTION: Dump a single Node 796 * 797 ******************************************************************************/ 798 799 void acpi_ns_dump_entry(acpi_handle handle, u32 debug_level) 800 { 801 struct acpi_walk_info info; 802 803 ACPI_FUNCTION_ENTRY(); 804 805 info.debug_level = debug_level; 806 info.owner_id = ACPI_OWNER_ID_MAX; 807 info.display_type = ACPI_DISPLAY_SUMMARY; 808 809 (void)acpi_ns_dump_one_object(handle, 1, &info, NULL); 810 } 811 812 #ifdef ACPI_ASL_COMPILER 813 /******************************************************************************* 814 * 815 * FUNCTION: acpi_ns_dump_tables 816 * 817 * PARAMETERS: search_base - Root of subtree to be dumped, or 818 * NS_ALL to dump the entire namespace 819 * max_depth - Maximum depth of dump. Use INT_MAX 820 * for an effectively unlimited depth. 821 * 822 * RETURN: None 823 * 824 * DESCRIPTION: Dump the name space, or a portion of it. 825 * 826 ******************************************************************************/ 827 828 void acpi_ns_dump_tables(acpi_handle search_base, u32 max_depth) 829 { 830 acpi_handle search_handle = search_base; 831 832 ACPI_FUNCTION_TRACE(ns_dump_tables); 833 834 if (!acpi_gbl_root_node) { 835 /* 836 * If the name space has not been initialized, 837 * there is nothing to dump. 838 */ 839 ACPI_DEBUG_PRINT((ACPI_DB_TABLES, 840 "namespace not initialized!\n")); 841 return_VOID; 842 } 843 844 if (ACPI_NS_ALL == search_base) { 845 846 /* Entire namespace */ 847 848 search_handle = acpi_gbl_root_node; 849 ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "\\\n")); 850 } 851 852 acpi_ns_dump_objects(ACPI_TYPE_ANY, ACPI_DISPLAY_OBJECTS, max_depth, 853 ACPI_OWNER_ID_MAX, search_handle); 854 return_VOID; 855 } 856 #endif 857 #endif 858