1 /****************************************************************************** 2 * 3 * Module Name: nsdump - table dumping routines for debug 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2016, 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 static acpi_status 64 acpi_ns_dump_one_object_path(acpi_handle obj_handle, 65 u32 level, void *context, void **return_value); 66 67 static acpi_status 68 acpi_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 84 void 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 ******************************************************************************/ 132 133 void 134 acpi_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 ******************************************************************************/ 167 168 acpi_status 169 acpi_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); 542 543 bytes_to_dump = 32; 544 } else { 545 acpi_os_printf 546 ("(Pointer to ACPI Object type %.2X [%s])\n", 547 obj_type, acpi_ut_get_type_name(obj_type)); 548 549 bytes_to_dump = 550 sizeof(union acpi_operand_object); 551 } 552 553 ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump); 554 break; 555 556 default: 557 558 break; 559 } 560 561 /* If value is NOT an internal object, we are done */ 562 563 if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != 564 ACPI_DESC_TYPE_OPERAND) { 565 goto cleanup; 566 } 567 568 /* Valid object, get the pointer to next level, if any */ 569 570 switch (obj_type) { 571 case ACPI_TYPE_BUFFER: 572 case ACPI_TYPE_STRING: 573 /* 574 * NOTE: takes advantage of common fields between string/buffer 575 */ 576 bytes_to_dump = obj_desc->string.length; 577 obj_desc = (void *)obj_desc->string.pointer; 578 579 acpi_os_printf("(Buffer/String pointer %p length %X)\n", 580 obj_desc, bytes_to_dump); 581 ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump); 582 goto cleanup; 583 584 case ACPI_TYPE_BUFFER_FIELD: 585 586 obj_desc = 587 (union acpi_operand_object *)obj_desc->buffer_field. 588 buffer_obj; 589 break; 590 591 case ACPI_TYPE_PACKAGE: 592 593 obj_desc = (void *)obj_desc->package.elements; 594 break; 595 596 case ACPI_TYPE_METHOD: 597 598 obj_desc = (void *)obj_desc->method.aml_start; 599 break; 600 601 case ACPI_TYPE_LOCAL_REGION_FIELD: 602 603 obj_desc = (void *)obj_desc->field.region_obj; 604 break; 605 606 case ACPI_TYPE_LOCAL_BANK_FIELD: 607 608 obj_desc = (void *)obj_desc->bank_field.region_obj; 609 break; 610 611 case ACPI_TYPE_LOCAL_INDEX_FIELD: 612 613 obj_desc = (void *)obj_desc->index_field.index_obj; 614 break; 615 616 default: 617 618 goto cleanup; 619 } 620 621 obj_type = ACPI_TYPE_INVALID; /* Terminate loop after next pass */ 622 } 623 624 cleanup: 625 acpi_os_printf("\n"); 626 return (AE_OK); 627 } 628 629 /******************************************************************************* 630 * 631 * FUNCTION: acpi_ns_dump_objects 632 * 633 * PARAMETERS: type - Object type to be dumped 634 * display_type - 0 or ACPI_DISPLAY_SUMMARY 635 * max_depth - Maximum depth of dump. Use ACPI_UINT32_MAX 636 * for an effectively unlimited depth. 637 * owner_id - Dump only objects owned by this ID. Use 638 * ACPI_UINT32_MAX to match all owners. 639 * start_handle - Where in namespace to start/end search 640 * 641 * RETURN: None 642 * 643 * DESCRIPTION: Dump typed objects within the loaded namespace. Uses 644 * acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object. 645 * 646 ******************************************************************************/ 647 648 void 649 acpi_ns_dump_objects(acpi_object_type type, 650 u8 display_type, 651 u32 max_depth, 652 acpi_owner_id owner_id, acpi_handle start_handle) 653 { 654 struct acpi_walk_info info; 655 acpi_status status; 656 657 ACPI_FUNCTION_ENTRY(); 658 659 /* 660 * Just lock the entire namespace for the duration of the dump. 661 * We don't want any changes to the namespace during this time, 662 * especially the temporary nodes since we are going to display 663 * them also. 664 */ 665 status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); 666 if (ACPI_FAILURE(status)) { 667 acpi_os_printf("Could not acquire namespace mutex\n"); 668 return; 669 } 670 671 info.debug_level = ACPI_LV_TABLES; 672 info.owner_id = owner_id; 673 info.display_type = display_type; 674 675 (void)acpi_ns_walk_namespace(type, start_handle, max_depth, 676 ACPI_NS_WALK_NO_UNLOCK | 677 ACPI_NS_WALK_TEMP_NODES, 678 acpi_ns_dump_one_object, NULL, 679 (void *)&info, NULL); 680 681 (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); 682 } 683 684 /******************************************************************************* 685 * 686 * FUNCTION: acpi_ns_dump_one_object_path, acpi_ns_get_max_depth 687 * 688 * PARAMETERS: obj_handle - Node to be dumped 689 * level - Nesting level of the handle 690 * context - Passed into walk_namespace 691 * return_value - Not used 692 * 693 * RETURN: Status 694 * 695 * DESCRIPTION: Dump the full pathname to a namespace object. acp_ns_get_max_depth 696 * computes the maximum nesting depth in the namespace tree, in 697 * order to simplify formatting in acpi_ns_dump_one_object_path. 698 * These procedures are user_functions called by acpi_ns_walk_namespace. 699 * 700 ******************************************************************************/ 701 702 static acpi_status 703 acpi_ns_dump_one_object_path(acpi_handle obj_handle, 704 u32 level, void *context, void **return_value) 705 { 706 u32 max_level = *((u32 *)context); 707 char *pathname; 708 struct acpi_namespace_node *node; 709 int path_indent; 710 711 if (!obj_handle) { 712 return (AE_OK); 713 } 714 715 node = acpi_ns_validate_handle(obj_handle); 716 if (!node) { 717 718 /* Ignore bad node during namespace walk */ 719 720 return (AE_OK); 721 } 722 723 pathname = acpi_ns_get_normalized_pathname(node, TRUE); 724 725 path_indent = 1; 726 if (level <= max_level) { 727 path_indent = max_level - level + 1; 728 } 729 730 acpi_os_printf("%2d%*s%-12s%*s", 731 level, level, " ", acpi_ut_get_type_name(node->type), 732 path_indent, " "); 733 734 acpi_os_printf("%s\n", &pathname[1]); 735 ACPI_FREE(pathname); 736 return (AE_OK); 737 } 738 739 static acpi_status 740 acpi_ns_get_max_depth(acpi_handle obj_handle, 741 u32 level, void *context, void **return_value) 742 { 743 u32 *max_level = (u32 *)context; 744 745 if (level > *max_level) { 746 *max_level = level; 747 } 748 return (AE_OK); 749 } 750 751 /******************************************************************************* 752 * 753 * FUNCTION: acpi_ns_dump_object_paths 754 * 755 * PARAMETERS: type - Object type to be dumped 756 * display_type - 0 or ACPI_DISPLAY_SUMMARY 757 * max_depth - Maximum depth of dump. Use ACPI_UINT32_MAX 758 * for an effectively unlimited depth. 759 * owner_id - Dump only objects owned by this ID. Use 760 * ACPI_UINT32_MAX to match all owners. 761 * start_handle - Where in namespace to start/end search 762 * 763 * RETURN: None 764 * 765 * DESCRIPTION: Dump full object pathnames within the loaded namespace. Uses 766 * acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object_path. 767 * 768 ******************************************************************************/ 769 770 void 771 acpi_ns_dump_object_paths(acpi_object_type type, 772 u8 display_type, 773 u32 max_depth, 774 acpi_owner_id owner_id, acpi_handle start_handle) 775 { 776 acpi_status status; 777 u32 max_level = 0; 778 779 ACPI_FUNCTION_ENTRY(); 780 781 /* 782 * Just lock the entire namespace for the duration of the dump. 783 * We don't want any changes to the namespace during this time, 784 * especially the temporary nodes since we are going to display 785 * them also. 786 */ 787 status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); 788 if (ACPI_FAILURE(status)) { 789 acpi_os_printf("Could not acquire namespace mutex\n"); 790 return; 791 } 792 793 /* Get the max depth of the namespace tree, for formatting later */ 794 795 (void)acpi_ns_walk_namespace(type, start_handle, max_depth, 796 ACPI_NS_WALK_NO_UNLOCK | 797 ACPI_NS_WALK_TEMP_NODES, 798 acpi_ns_get_max_depth, NULL, 799 (void *)&max_level, NULL); 800 801 /* Now dump the entire namespace */ 802 803 (void)acpi_ns_walk_namespace(type, start_handle, max_depth, 804 ACPI_NS_WALK_NO_UNLOCK | 805 ACPI_NS_WALK_TEMP_NODES, 806 acpi_ns_dump_one_object_path, NULL, 807 (void *)&max_level, NULL); 808 809 (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); 810 } 811 812 /******************************************************************************* 813 * 814 * FUNCTION: acpi_ns_dump_entry 815 * 816 * PARAMETERS: handle - Node to be dumped 817 * debug_level - Output level 818 * 819 * RETURN: None 820 * 821 * DESCRIPTION: Dump a single Node 822 * 823 ******************************************************************************/ 824 825 void acpi_ns_dump_entry(acpi_handle handle, u32 debug_level) 826 { 827 struct acpi_walk_info info; 828 829 ACPI_FUNCTION_ENTRY(); 830 831 info.debug_level = debug_level; 832 info.owner_id = ACPI_OWNER_ID_MAX; 833 info.display_type = ACPI_DISPLAY_SUMMARY; 834 835 (void)acpi_ns_dump_one_object(handle, 1, &info, NULL); 836 } 837 838 #ifdef ACPI_ASL_COMPILER 839 /******************************************************************************* 840 * 841 * FUNCTION: acpi_ns_dump_tables 842 * 843 * PARAMETERS: search_base - Root of subtree to be dumped, or 844 * NS_ALL to dump the entire namespace 845 * max_depth - Maximum depth of dump. Use INT_MAX 846 * for an effectively unlimited depth. 847 * 848 * RETURN: None 849 * 850 * DESCRIPTION: Dump the name space, or a portion of it. 851 * 852 ******************************************************************************/ 853 854 void acpi_ns_dump_tables(acpi_handle search_base, u32 max_depth) 855 { 856 acpi_handle search_handle = search_base; 857 858 ACPI_FUNCTION_TRACE(ns_dump_tables); 859 860 if (!acpi_gbl_root_node) { 861 /* 862 * If the name space has not been initialized, 863 * there is nothing to dump. 864 */ 865 ACPI_DEBUG_PRINT((ACPI_DB_TABLES, 866 "namespace not initialized!\n")); 867 return_VOID; 868 } 869 870 if (ACPI_NS_ALL == search_base) { 871 872 /* Entire namespace */ 873 874 search_handle = acpi_gbl_root_node; 875 ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "\\\n")); 876 } 877 878 acpi_ns_dump_objects(ACPI_TYPE_ANY, ACPI_DISPLAY_OBJECTS, max_depth, 879 ACPI_OWNER_ID_MAX, search_handle); 880 return_VOID; 881 } 882 #endif 883 #endif 884