1/****************************************************************************** 2 * 3 * Module Name: nsdump - table dumping routines for debug 4 * 5 *****************************************************************************/ 6 7/* 8 * Copyright (C) 2000 - 2015, 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 50ACPI_MODULE_NAME("nsdump") 51 52/* Local prototypes */ 53#ifdef ACPI_OBSOLETE_FUNCTIONS 54void acpi_ns_dump_root_devices(void); 55 56static acpi_status 57acpi_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 63static acpi_status 64acpi_ns_dump_one_object_path(acpi_handle obj_handle, 65 u32 level, void *context, void **return_value); 66 67static acpi_status 68acpi_ns_get_max_depth(acpi_handle obj_handle, 69 u32 level, void *context, void **return_value); 70 71/******************************************************************************* 72 * 73 * FUNCTION: acpi_ns_print_pathname 74 * 75 * PARAMETERS: num_segments - Number of ACPI name segments 76 * pathname - The compressed (internal) path 77 * 78 * RETURN: None 79 * 80 * DESCRIPTION: Print an object's full namespace pathname 81 * 82 ******************************************************************************/ 83 84void acpi_ns_print_pathname(u32 num_segments, char *pathname) 85{ 86 u32 i; 87 88 ACPI_FUNCTION_NAME(ns_print_pathname); 89 90 /* Check if debug output enabled */ 91 92 if (!ACPI_IS_DEBUG_ENABLED(ACPI_LV_NAMES, ACPI_NAMESPACE)) { 93 return; 94 } 95 96 /* Print the entire name */ 97 98 ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "[")); 99 100 while (num_segments) { 101 for (i = 0; i < 4; i++) { 102 isprint((int)pathname[i]) ? 103 acpi_os_printf("%c", pathname[i]) : 104 acpi_os_printf("?"); 105 } 106 107 pathname += ACPI_NAME_SIZE; 108 num_segments--; 109 if (num_segments) { 110 acpi_os_printf("."); 111 } 112 } 113 114 acpi_os_printf("]\n"); 115} 116 117/******************************************************************************* 118 * 119 * FUNCTION: acpi_ns_dump_pathname 120 * 121 * PARAMETERS: handle - Object 122 * msg - Prefix message 123 * level - Desired debug level 124 * component - Caller's component ID 125 * 126 * RETURN: None 127 * 128 * DESCRIPTION: Print an object's full namespace pathname 129 * Manages allocation/freeing of a pathname buffer 130 * 131 ******************************************************************************/ 132 133void 134acpi_ns_dump_pathname(acpi_handle handle, char *msg, u32 level, u32 component) 135{ 136 137 ACPI_FUNCTION_TRACE(ns_dump_pathname); 138 139 /* Do this only if the requested debug level and component are enabled */ 140 141 if (!ACPI_IS_DEBUG_ENABLED(level, component)) { 142 return_VOID; 143 } 144 145 /* Convert handle to a full pathname and print it (with supplied message) */ 146 147 acpi_ns_print_node_pathname(handle, msg); 148 acpi_os_printf("\n"); 149 return_VOID; 150} 151 152/******************************************************************************* 153 * 154 * FUNCTION: acpi_ns_dump_one_object 155 * 156 * PARAMETERS: obj_handle - Node to be dumped 157 * level - Nesting level of the handle 158 * context - Passed into walk_namespace 159 * return_value - Not used 160 * 161 * RETURN: Status 162 * 163 * DESCRIPTION: Dump a single Node 164 * This procedure is a user_function called by acpi_ns_walk_namespace. 165 * 166 ******************************************************************************/ 167 168acpi_status 169acpi_ns_dump_one_object(acpi_handle obj_handle, 170 u32 level, void *context, void **return_value) 171{ 172 struct acpi_walk_info *info = (struct acpi_walk_info *)context; 173 struct acpi_namespace_node *this_node; 174 union acpi_operand_object *obj_desc = NULL; 175 acpi_object_type obj_type; 176 acpi_object_type type; 177 u32 bytes_to_dump; 178 u32 dbg_level; 179 u32 i; 180 181 ACPI_FUNCTION_NAME(ns_dump_one_object); 182 183 /* Is output enabled? */ 184 185 if (!(acpi_dbg_level & info->debug_level)) { 186 return (AE_OK); 187 } 188 189 if (!obj_handle) { 190 ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Null object handle\n")); 191 return (AE_OK); 192 } 193 194 this_node = acpi_ns_validate_handle(obj_handle); 195 if (!this_node) { 196 ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Invalid object handle %p\n", 197 obj_handle)); 198 return (AE_OK); 199 } 200 201 type = this_node->type; 202 203 /* Check if the owner matches */ 204 205 if ((info->owner_id != ACPI_OWNER_ID_MAX) && 206 (info->owner_id != this_node->owner_id)) { 207 return (AE_OK); 208 } 209 210 if (!(info->display_type & ACPI_DISPLAY_SHORT)) { 211 212 /* Indent the object according to the level */ 213 214 acpi_os_printf("%2d%*s", (u32) level - 1, (int)level * 2, " "); 215 216 /* Check the node type and name */ 217 218 if (type > ACPI_TYPE_LOCAL_MAX) { 219 ACPI_WARNING((AE_INFO, 220 "Invalid ACPI Object Type 0x%08X", type)); 221 } 222 223 acpi_os_printf("%4.4s", acpi_ut_get_node_name(this_node)); 224 } 225 226 /* Now we can print out the pertinent information */ 227 228 acpi_os_printf(" %-12s %p %2.2X ", 229 acpi_ut_get_type_name(type), this_node, 230 this_node->owner_id); 231 232 dbg_level = acpi_dbg_level; 233 acpi_dbg_level = 0; 234 obj_desc = acpi_ns_get_attached_object(this_node); 235 acpi_dbg_level = dbg_level; 236 237 /* Temp nodes are those nodes created by a control method */ 238 239 if (this_node->flags & ANOBJ_TEMPORARY) { 240 acpi_os_printf("(T) "); 241 } 242 243 switch (info->display_type & ACPI_DISPLAY_MASK) { 244 case ACPI_DISPLAY_SUMMARY: 245 246 if (!obj_desc) { 247 248 /* No attached object. Some types should always have an object */ 249 250 switch (type) { 251 case ACPI_TYPE_INTEGER: 252 case ACPI_TYPE_PACKAGE: 253 case ACPI_TYPE_BUFFER: 254 case ACPI_TYPE_STRING: 255 case ACPI_TYPE_METHOD: 256 257 acpi_os_printf("<No attached object>"); 258 break; 259 260 default: 261 262 break; 263 } 264 265 acpi_os_printf("\n"); 266 return (AE_OK); 267 } 268 269 switch (type) { 270 case ACPI_TYPE_PROCESSOR: 271 272 acpi_os_printf("ID %02X Len %02X Addr %8.8X%8.8X\n", 273 obj_desc->processor.proc_id, 274 obj_desc->processor.length, 275 ACPI_FORMAT_UINT64(obj_desc->processor. 276 address)); 277 break; 278 279 case ACPI_TYPE_DEVICE: 280 281 acpi_os_printf("Notify Object: %p\n", obj_desc); 282 break; 283 284 case ACPI_TYPE_METHOD: 285 286 acpi_os_printf("Args %X Len %.4X Aml %p\n", 287 (u32) obj_desc->method.param_count, 288 obj_desc->method.aml_length, 289 obj_desc->method.aml_start); 290 break; 291 292 case ACPI_TYPE_INTEGER: 293 294 acpi_os_printf("= %8.8X%8.8X\n", 295 ACPI_FORMAT_UINT64(obj_desc->integer. 296 value)); 297 break; 298 299 case ACPI_TYPE_PACKAGE: 300 301 if (obj_desc->common.flags & AOPOBJ_DATA_VALID) { 302 acpi_os_printf("Elements %.2X\n", 303 obj_desc->package.count); 304 } else { 305 acpi_os_printf("[Length not yet evaluated]\n"); 306 } 307 break; 308 309 case ACPI_TYPE_BUFFER: 310 311 if (obj_desc->common.flags & AOPOBJ_DATA_VALID) { 312 acpi_os_printf("Len %.2X", 313 obj_desc->buffer.length); 314 315 /* Dump some of the buffer */ 316 317 if (obj_desc->buffer.length > 0) { 318 acpi_os_printf(" ="); 319 for (i = 0; 320 (i < obj_desc->buffer.length 321 && i < 12); i++) { 322 acpi_os_printf(" %.2hX", 323 obj_desc->buffer. 324 pointer[i]); 325 } 326 } 327 acpi_os_printf("\n"); 328 } else { 329 acpi_os_printf("[Length not yet evaluated]\n"); 330 } 331 break; 332 333 case ACPI_TYPE_STRING: 334 335 acpi_os_printf("Len %.2X ", obj_desc->string.length); 336 acpi_ut_print_string(obj_desc->string.pointer, 32); 337 acpi_os_printf("\n"); 338 break; 339 340 case ACPI_TYPE_REGION: 341 342 acpi_os_printf("[%s]", 343 acpi_ut_get_region_name(obj_desc->region. 344 space_id)); 345 if (obj_desc->region.flags & AOPOBJ_DATA_VALID) { 346 acpi_os_printf(" Addr %8.8X%8.8X Len %.4X\n", 347 ACPI_FORMAT_UINT64(obj_desc-> 348 region. 349 address), 350 obj_desc->region.length); 351 } else { 352 acpi_os_printf 353 (" [Address/Length not yet evaluated]\n"); 354 } 355 break; 356 357 case ACPI_TYPE_LOCAL_REFERENCE: 358 359 acpi_os_printf("[%s]\n", 360 acpi_ut_get_reference_name(obj_desc)); 361 break; 362 363 case ACPI_TYPE_BUFFER_FIELD: 364 365 if (obj_desc->buffer_field.buffer_obj && 366 obj_desc->buffer_field.buffer_obj->buffer.node) { 367 acpi_os_printf("Buf [%4.4s]", 368 acpi_ut_get_node_name(obj_desc-> 369 buffer_field. 370 buffer_obj-> 371 buffer. 372 node)); 373 } 374 break; 375 376 case ACPI_TYPE_LOCAL_REGION_FIELD: 377 378 acpi_os_printf("Rgn [%4.4s]", 379 acpi_ut_get_node_name(obj_desc-> 380 common_field. 381 region_obj->region. 382 node)); 383 break; 384 385 case ACPI_TYPE_LOCAL_BANK_FIELD: 386 387 acpi_os_printf("Rgn [%4.4s] Bnk [%4.4s]", 388 acpi_ut_get_node_name(obj_desc-> 389 common_field. 390 region_obj->region. 391 node), 392 acpi_ut_get_node_name(obj_desc-> 393 bank_field. 394 bank_obj-> 395 common_field. 396 node)); 397 break; 398 399 case ACPI_TYPE_LOCAL_INDEX_FIELD: 400 401 acpi_os_printf("Idx [%4.4s] Dat [%4.4s]", 402 acpi_ut_get_node_name(obj_desc-> 403 index_field. 404 index_obj-> 405 common_field.node), 406 acpi_ut_get_node_name(obj_desc-> 407 index_field. 408 data_obj-> 409 common_field. 410 node)); 411 break; 412 413 case ACPI_TYPE_LOCAL_ALIAS: 414 case ACPI_TYPE_LOCAL_METHOD_ALIAS: 415 416 acpi_os_printf("Target %4.4s (%p)\n", 417 acpi_ut_get_node_name(obj_desc), 418 obj_desc); 419 break; 420 421 default: 422 423 acpi_os_printf("Object %p\n", obj_desc); 424 break; 425 } 426 427 /* Common field handling */ 428 429 switch (type) { 430 case ACPI_TYPE_BUFFER_FIELD: 431 case ACPI_TYPE_LOCAL_REGION_FIELD: 432 case ACPI_TYPE_LOCAL_BANK_FIELD: 433 case ACPI_TYPE_LOCAL_INDEX_FIELD: 434 435 acpi_os_printf(" Off %.3X Len %.2X Acc %.2hd\n", 436 (obj_desc->common_field. 437 base_byte_offset * 8) 438 + 439 obj_desc->common_field. 440 start_field_bit_offset, 441 obj_desc->common_field.bit_length, 442 obj_desc->common_field. 443 access_byte_width); 444 break; 445 446 default: 447 448 break; 449 } 450 break; 451 452 case ACPI_DISPLAY_OBJECTS: 453 454 acpi_os_printf("O:%p", obj_desc); 455 if (!obj_desc) { 456 457 /* No attached object, we are done */ 458 459 acpi_os_printf("\n"); 460 return (AE_OK); 461 } 462 463 acpi_os_printf("(R%u)", obj_desc->common.reference_count); 464 465 switch (type) { 466 case ACPI_TYPE_METHOD: 467 468 /* Name is a Method and its AML offset/length are set */ 469 470 acpi_os_printf(" M:%p-%X\n", obj_desc->method.aml_start, 471 obj_desc->method.aml_length); 472 break; 473 474 case ACPI_TYPE_INTEGER: 475 476 acpi_os_printf(" I:%8.8X8.8%X\n", 477 ACPI_FORMAT_UINT64(obj_desc->integer. 478 value)); 479 break; 480 481 case ACPI_TYPE_STRING: 482 483 acpi_os_printf(" S:%p-%X\n", obj_desc->string.pointer, 484 obj_desc->string.length); 485 break; 486 487 case ACPI_TYPE_BUFFER: 488 489 acpi_os_printf(" B:%p-%X\n", obj_desc->buffer.pointer, 490 obj_desc->buffer.length); 491 break; 492 493 default: 494 495 acpi_os_printf("\n"); 496 break; 497 } 498 break; 499 500 default: 501 acpi_os_printf("\n"); 502 break; 503 } 504 505 /* If debug turned off, done */ 506 507 if (!(acpi_dbg_level & ACPI_LV_VALUES)) { 508 return (AE_OK); 509 } 510 511 /* If there is an attached object, display it */ 512 513 dbg_level = acpi_dbg_level; 514 acpi_dbg_level = 0; 515 obj_desc = acpi_ns_get_attached_object(this_node); 516 acpi_dbg_level = dbg_level; 517 518 /* Dump attached objects */ 519 520 while (obj_desc) { 521 obj_type = ACPI_TYPE_INVALID; 522 acpi_os_printf("Attached Object %p: ", obj_desc); 523 524 /* Decode the type of attached object and dump the contents */ 525 526 switch (ACPI_GET_DESCRIPTOR_TYPE(obj_desc)) { 527 case ACPI_DESC_TYPE_NAMED: 528 529 acpi_os_printf("(Ptr to Node)\n"); 530 bytes_to_dump = sizeof(struct acpi_namespace_node); 531 ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump); 532 break; 533 534 case ACPI_DESC_TYPE_OPERAND: 535 536 obj_type = obj_desc->common.type; 537 538 if (obj_type > ACPI_TYPE_LOCAL_MAX) { 539 acpi_os_printf 540 ("(Pointer to ACPI Object type %.2X [UNKNOWN])\n", 541 obj_type); 542 bytes_to_dump = 32; 543 } else { 544 acpi_os_printf 545 ("(Pointer to ACPI Object type %.2X [%s])\n", 546 obj_type, acpi_ut_get_type_name(obj_type)); 547 bytes_to_dump = 548 sizeof(union acpi_operand_object); 549 } 550 551 ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump); 552 break; 553 554 default: 555 556 break; 557 } 558 559 /* If value is NOT an internal object, we are done */ 560 561 if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != 562 ACPI_DESC_TYPE_OPERAND) { 563 goto cleanup; 564 } 565 566 /* Valid object, get the pointer to next level, if any */ 567 568 switch (obj_type) { 569 case ACPI_TYPE_BUFFER: 570 case ACPI_TYPE_STRING: 571 /* 572 * NOTE: takes advantage of common fields between string/buffer 573 */ 574 bytes_to_dump = obj_desc->string.length; 575 obj_desc = (void *)obj_desc->string.pointer; 576 acpi_os_printf("(Buffer/String pointer %p length %X)\n", 577 obj_desc, bytes_to_dump); 578 ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump); 579 goto cleanup; 580 581 case ACPI_TYPE_BUFFER_FIELD: 582 583 obj_desc = 584 (union acpi_operand_object *)obj_desc->buffer_field. 585 buffer_obj; 586 break; 587 588 case ACPI_TYPE_PACKAGE: 589 590 obj_desc = (void *)obj_desc->package.elements; 591 break; 592 593 case ACPI_TYPE_METHOD: 594 595 obj_desc = (void *)obj_desc->method.aml_start; 596 break; 597 598 case ACPI_TYPE_LOCAL_REGION_FIELD: 599 600 obj_desc = (void *)obj_desc->field.region_obj; 601 break; 602 603 case ACPI_TYPE_LOCAL_BANK_FIELD: 604 605 obj_desc = (void *)obj_desc->bank_field.region_obj; 606 break; 607 608 case ACPI_TYPE_LOCAL_INDEX_FIELD: 609 610 obj_desc = (void *)obj_desc->index_field.index_obj; 611 break; 612 613 default: 614 615 goto cleanup; 616 } 617 618 obj_type = ACPI_TYPE_INVALID; /* Terminate loop after next pass */ 619 } 620 621cleanup: 622 acpi_os_printf("\n"); 623 return (AE_OK); 624} 625 626/******************************************************************************* 627 * 628 * FUNCTION: acpi_ns_dump_objects 629 * 630 * PARAMETERS: type - Object type to be dumped 631 * display_type - 0 or ACPI_DISPLAY_SUMMARY 632 * max_depth - Maximum depth of dump. Use ACPI_UINT32_MAX 633 * for an effectively unlimited depth. 634 * owner_id - Dump only objects owned by this ID. Use 635 * ACPI_UINT32_MAX to match all owners. 636 * start_handle - Where in namespace to start/end search 637 * 638 * RETURN: None 639 * 640 * DESCRIPTION: Dump typed objects within the loaded namespace. Uses 641 * acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object. 642 * 643 ******************************************************************************/ 644 645void 646acpi_ns_dump_objects(acpi_object_type type, 647 u8 display_type, 648 u32 max_depth, 649 acpi_owner_id owner_id, acpi_handle start_handle) 650{ 651 struct acpi_walk_info info; 652 acpi_status status; 653 654 ACPI_FUNCTION_ENTRY(); 655 656 /* 657 * Just lock the entire namespace for the duration of the dump. 658 * We don't want any changes to the namespace during this time, 659 * especially the temporary nodes since we are going to display 660 * them also. 661 */ 662 status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); 663 if (ACPI_FAILURE(status)) { 664 acpi_os_printf("Could not acquire namespace mutex\n"); 665 return; 666 } 667 668 info.debug_level = ACPI_LV_TABLES; 669 info.owner_id = owner_id; 670 info.display_type = display_type; 671 672 (void)acpi_ns_walk_namespace(type, start_handle, max_depth, 673 ACPI_NS_WALK_NO_UNLOCK | 674 ACPI_NS_WALK_TEMP_NODES, 675 acpi_ns_dump_one_object, NULL, 676 (void *)&info, NULL); 677 678 (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); 679} 680 681/******************************************************************************* 682 * 683 * FUNCTION: acpi_ns_dump_one_object_path, acpi_ns_get_max_depth 684 * 685 * PARAMETERS: obj_handle - Node to be dumped 686 * level - Nesting level of the handle 687 * context - Passed into walk_namespace 688 * return_value - Not used 689 * 690 * RETURN: Status 691 * 692 * DESCRIPTION: Dump the full pathname to a namespace object. acp_ns_get_max_depth 693 * computes the maximum nesting depth in the namespace tree, in 694 * order to simplify formatting in acpi_ns_dump_one_object_path. 695 * These procedures are user_functions called by acpi_ns_walk_namespace. 696 * 697 ******************************************************************************/ 698 699static acpi_status 700acpi_ns_dump_one_object_path(acpi_handle obj_handle, 701 u32 level, void *context, void **return_value) 702{ 703 u32 max_level = *((u32 *)context); 704 char *pathname; 705 struct acpi_namespace_node *node; 706 int path_indent; 707 708 if (!obj_handle) { 709 return (AE_OK); 710 } 711 712 node = acpi_ns_validate_handle(obj_handle); 713 if (!node) { 714 715 /* Ignore bad node during namespace walk */ 716 717 return (AE_OK); 718 } 719 720 pathname = acpi_ns_get_external_pathname(node); 721 722 path_indent = 1; 723 if (level <= max_level) { 724 path_indent = max_level - level + 1; 725 } 726 727 acpi_os_printf("%2d%*s%-12s%*s", 728 level, level, " ", acpi_ut_get_type_name(node->type), 729 path_indent, " "); 730 731 acpi_os_printf("%s\n", &pathname[1]); 732 ACPI_FREE(pathname); 733 return (AE_OK); 734} 735 736static acpi_status 737acpi_ns_get_max_depth(acpi_handle obj_handle, 738 u32 level, void *context, void **return_value) 739{ 740 u32 *max_level = (u32 *)context; 741 742 if (level > *max_level) { 743 *max_level = level; 744 } 745 return (AE_OK); 746} 747 748/******************************************************************************* 749 * 750 * FUNCTION: acpi_ns_dump_object_paths 751 * 752 * PARAMETERS: type - Object type to be dumped 753 * display_type - 0 or ACPI_DISPLAY_SUMMARY 754 * max_depth - Maximum depth of dump. Use ACPI_UINT32_MAX 755 * for an effectively unlimited depth. 756 * owner_id - Dump only objects owned by this ID. Use 757 * ACPI_UINT32_MAX to match all owners. 758 * start_handle - Where in namespace to start/end search 759 * 760 * RETURN: None 761 * 762 * DESCRIPTION: Dump full object pathnames within the loaded namespace. Uses 763 * acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object_path. 764 * 765 ******************************************************************************/ 766 767void 768acpi_ns_dump_object_paths(acpi_object_type type, 769 u8 display_type, 770 u32 max_depth, 771 acpi_owner_id owner_id, acpi_handle start_handle) 772{ 773 acpi_status status; 774 u32 max_level = 0; 775 776 ACPI_FUNCTION_ENTRY(); 777 778 /* 779 * Just lock the entire namespace for the duration of the dump. 780 * We don't want any changes to the namespace during this time, 781 * especially the temporary nodes since we are going to display 782 * them also. 783 */ 784 status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); 785 if (ACPI_FAILURE(status)) { 786 acpi_os_printf("Could not acquire namespace mutex\n"); 787 return; 788 } 789 790 /* Get the max depth of the namespace tree, for formatting later */ 791 792 (void)acpi_ns_walk_namespace(type, start_handle, max_depth, 793 ACPI_NS_WALK_NO_UNLOCK | 794 ACPI_NS_WALK_TEMP_NODES, 795 acpi_ns_get_max_depth, NULL, 796 (void *)&max_level, NULL); 797 798 /* Now dump the entire namespace */ 799 800 (void)acpi_ns_walk_namespace(type, start_handle, max_depth, 801 ACPI_NS_WALK_NO_UNLOCK | 802 ACPI_NS_WALK_TEMP_NODES, 803 acpi_ns_dump_one_object_path, NULL, 804 (void *)&max_level, NULL); 805 806 (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); 807} 808 809/******************************************************************************* 810 * 811 * FUNCTION: acpi_ns_dump_entry 812 * 813 * PARAMETERS: handle - Node to be dumped 814 * debug_level - Output level 815 * 816 * RETURN: None 817 * 818 * DESCRIPTION: Dump a single Node 819 * 820 ******************************************************************************/ 821 822void acpi_ns_dump_entry(acpi_handle handle, u32 debug_level) 823{ 824 struct acpi_walk_info info; 825 826 ACPI_FUNCTION_ENTRY(); 827 828 info.debug_level = debug_level; 829 info.owner_id = ACPI_OWNER_ID_MAX; 830 info.display_type = ACPI_DISPLAY_SUMMARY; 831 832 (void)acpi_ns_dump_one_object(handle, 1, &info, NULL); 833} 834 835#ifdef ACPI_ASL_COMPILER 836/******************************************************************************* 837 * 838 * FUNCTION: acpi_ns_dump_tables 839 * 840 * PARAMETERS: search_base - Root of subtree to be dumped, or 841 * NS_ALL to dump the entire namespace 842 * max_depth - Maximum depth of dump. Use INT_MAX 843 * for an effectively unlimited depth. 844 * 845 * RETURN: None 846 * 847 * DESCRIPTION: Dump the name space, or a portion of it. 848 * 849 ******************************************************************************/ 850 851void acpi_ns_dump_tables(acpi_handle search_base, u32 max_depth) 852{ 853 acpi_handle search_handle = search_base; 854 855 ACPI_FUNCTION_TRACE(ns_dump_tables); 856 857 if (!acpi_gbl_root_node) { 858 /* 859 * If the name space has not been initialized, 860 * there is nothing to dump. 861 */ 862 ACPI_DEBUG_PRINT((ACPI_DB_TABLES, 863 "namespace not initialized!\n")); 864 return_VOID; 865 } 866 867 if (ACPI_NS_ALL == search_base) { 868 869 /* Entire namespace */ 870 871 search_handle = acpi_gbl_root_node; 872 ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "\\\n")); 873 } 874 875 acpi_ns_dump_objects(ACPI_TYPE_ANY, ACPI_DISPLAY_OBJECTS, max_depth, 876 ACPI_OWNER_ID_MAX, search_handle); 877 return_VOID; 878} 879#endif 880#endif 881