drivers/acpi/executer/exdump.c

   1 /******************************************************************************
   2  *
   3  * Module Name: exdump - Interpreter debug output routines
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2005, R. Byron Moore
   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 <acpi/acinterp.h>
  46 #include <acpi/amlcode.h>
  47 #include <acpi/acnamesp.h>
  48 #include <acpi/acparser.h>
  49
  50 #define _COMPONENT          ACPI_EXECUTER
  51 ACPI_MODULE_NAME("exdump")
  52
  53 /*
  54  * The following routines are used for debug output only
  55  */
  56 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
  57 /* Local prototypes */
  58 #ifdef ACPI_FUTURE_USAGE
  59 static void acpi_ex_out_string(char *title, char *value);
  60
  61 static void acpi_ex_out_pointer(char *title, void *value);
  62
  63 static void acpi_ex_out_integer(char *title, u32 value);
  64
  65 static void acpi_ex_out_address(char *title, acpi_physical_address value);
  66
  67 static void acpi_ex_dump_reference(union acpi_operand_object *obj_desc);
  68
  69 static void
  70 acpi_ex_dump_package(union acpi_operand_object *obj_desc, u32 level, u32 index);
  71 #endif                          /* ACPI_FUTURE_USAGE */
  72
  73 /*******************************************************************************
  74  *
  75  * FUNCTION:    acpi_ex_dump_operand
  76  *
  77  * PARAMETERS:  *obj_desc       - Pointer to entry to be dumped
  78  *              Depth           - Current nesting depth
  79  *
  80  * RETURN:      None
  81  *
  82  * DESCRIPTION: Dump an operand object
  83  *
  84  ******************************************************************************/
  85
  86 void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth)
  87 {
  88         u32 length;
  89         u32 index;
  90
  91         ACPI_FUNCTION_NAME("ex_dump_operand")
  92
  93             if (!
  94                 ((ACPI_LV_EXEC & acpi_dbg_level)
  95                  && (_COMPONENT & acpi_dbg_layer))) {
  96                 return;
  97         }
  98
  99         if (!obj_desc) {
 100                 /* This could be a null element of a package */
 101
 102                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Null Object Descriptor\n"));
 103                 return;
 104         }
 105
 106         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
 107                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p Namespace Node: ",
 108                                   obj_desc));
 109                 ACPI_DUMP_ENTRY(obj_desc, ACPI_LV_EXEC);
 110                 return;
 111         }
 112
 113         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
 114                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 115                                   "%p is not a node or operand object: [%s]\n",
 116                                   obj_desc,
 117                                   acpi_ut_get_descriptor_name(obj_desc)));
 118                 ACPI_DUMP_BUFFER(obj_desc, sizeof(union acpi_operand_object));
 119                 return;
 120         }
 121
 122         /* obj_desc is a valid object */
 123
 124         if (depth > 0) {
 125                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%*s[%u] %p ",
 126                                   depth, " ", depth, obj_desc));
 127         } else {
 128                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p ", obj_desc));
 129         }
 130
 131         /* Decode object type */
 132
 133         switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
 134         case ACPI_TYPE_LOCAL_REFERENCE:
 135
 136                 switch (obj_desc->reference.opcode) {
 137                 case AML_DEBUG_OP:
 138
 139                         acpi_os_printf("Reference: Debug\n");
 140                         break;
 141
 142                 case AML_NAME_OP:
 143
 144                         ACPI_DUMP_PATHNAME(obj_desc->reference.object,
 145                                            "Reference: Name: ", ACPI_LV_INFO,
 146                                            _COMPONENT);
 147                         ACPI_DUMP_ENTRY(obj_desc->reference.object,
 148                                         ACPI_LV_INFO);
 149                         break;
 150
 151                 case AML_INDEX_OP:
 152
 153                         acpi_os_printf("Reference: Index %p\n",
 154                                        obj_desc->reference.object);
 155                         break;
 156
 157                 case AML_REF_OF_OP:
 158
 159                         acpi_os_printf("Reference: (ref_of) %p\n",
 160                                        obj_desc->reference.object);
 161                         break;
 162
 163                 case AML_ARG_OP:
 164
 165                         acpi_os_printf("Reference: Arg%d",
 166                                        obj_desc->reference.offset);
 167
 168                         if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
 169                                 /* Value is an Integer */
 170
 171                                 acpi_os_printf(" value is [%8.8X%8.8x]",
 172                                                ACPI_FORMAT_UINT64(obj_desc->
 173                                                                   integer.
 174                                                                   value));
 175                         }
 176
 177                         acpi_os_printf("\n");
 178                         break;
 179
 180                 case AML_LOCAL_OP:
 181
 182                         acpi_os_printf("Reference: Local%d",
 183                                        obj_desc->reference.offset);
 184
 185                         if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
 186
 187                                 /* Value is an Integer */
 188
 189                                 acpi_os_printf(" value is [%8.8X%8.8x]",
 190                                                ACPI_FORMAT_UINT64(obj_desc->
 191                                                                   integer.
 192                                                                   value));
 193                         }
 194
 195                         acpi_os_printf("\n");
 196                         break;
 197
 198                 case AML_INT_NAMEPATH_OP:
 199
 200                         acpi_os_printf("Reference.Node->Name %X\n",
 201                                        obj_desc->reference.node->name.integer);
 202                         break;
 203
 204                 default:
 205
 206                         /* Unknown opcode */
 207
 208                         acpi_os_printf("Unknown Reference opcode=%X\n",
 209                                        obj_desc->reference.opcode);
 210                         break;
 211
 212                 }
 213                 break;
 214
 215         case ACPI_TYPE_BUFFER:
 216
 217                 acpi_os_printf("Buffer len %X @ %p \n",
 218                                obj_desc->buffer.length,
 219                                obj_desc->buffer.pointer);
 220
 221                 length = obj_desc->buffer.length;
 222                 if (length > 64) {
 223                         length = 64;
 224                 }
 225
 226                 /* Debug only -- dump the buffer contents */
 227
 228                 if (obj_desc->buffer.pointer) {
 229                         acpi_os_printf("Buffer Contents: ");
 230
 231                         for (index = 0; index < length; index++) {
 232                                 acpi_os_printf(" %02x",
 233                                                obj_desc->buffer.pointer[index]);
 234                         }
 235                         acpi_os_printf("\n");
 236                 }
 237                 break;
 238
 239         case ACPI_TYPE_INTEGER:
 240
 241                 acpi_os_printf("Integer %8.8X%8.8X\n",
 242                                ACPI_FORMAT_UINT64(obj_desc->integer.value));
 243                 break;
 244
 245         case ACPI_TYPE_PACKAGE:
 246
 247                 acpi_os_printf("Package [Len %X] element_array %p\n",
 248                                obj_desc->package.count,
 249                                obj_desc->package.elements);
 250
 251                 /*
 252                  * If elements exist, package element pointer is valid,
 253                  * and debug_level exceeds 1, dump package's elements.
 254                  */
 255                 if (obj_desc->package.count &&
 256                     obj_desc->package.elements && acpi_dbg_level > 1) {
 257                         for (index = 0; index < obj_desc->package.count;
 258                              index++) {
 259                                 acpi_ex_dump_operand(obj_desc->package.
 260                                                      elements[index],
 261                                                      depth + 1);
 262                         }
 263                 }
 264                 break;
 265
 266         case ACPI_TYPE_REGION:
 267
 268                 acpi_os_printf("Region %s (%X)",
 269                                acpi_ut_get_region_name(obj_desc->region.
 270                                                        space_id),
 271                                obj_desc->region.space_id);
 272
 273                 /*
 274                  * If the address and length have not been evaluated,
 275                  * don't print them.
 276                  */
 277                 if (!(obj_desc->region.flags & AOPOBJ_DATA_VALID)) {
 278                         acpi_os_printf("\n");
 279                 } else {
 280                         acpi_os_printf(" base %8.8X%8.8X Length %X\n",
 281                                        ACPI_FORMAT_UINT64(obj_desc->region.
 282                                                           address),
 283                                        obj_desc->region.length);
 284                 }
 285                 break;
 286
 287         case ACPI_TYPE_STRING:
 288
 289                 acpi_os_printf("String length %X @ %p ",
 290                                obj_desc->string.length,
 291                                obj_desc->string.pointer);
 292
 293                 acpi_ut_print_string(obj_desc->string.pointer, ACPI_UINT8_MAX);
 294                 acpi_os_printf("\n");
 295                 break;
 296
 297         case ACPI_TYPE_LOCAL_BANK_FIELD:
 298
 299                 acpi_os_printf("bank_field\n");
 300                 break;
 301
 302         case ACPI_TYPE_LOCAL_REGION_FIELD:
 303
 304                 acpi_os_printf
 305                     ("region_field: Bits=%X acc_width=%X Lock=%X Update=%X at byte=%X bit=%X of below:\n",
 306                      obj_desc->field.bit_length,
 307                      obj_desc->field.access_byte_width,
 308                      obj_desc->field.field_flags & AML_FIELD_LOCK_RULE_MASK,
 309                      obj_desc->field.field_flags & AML_FIELD_UPDATE_RULE_MASK,
 310                      obj_desc->field.base_byte_offset,
 311                      obj_desc->field.start_field_bit_offset);
 312
 313                 acpi_ex_dump_operand(obj_desc->field.region_obj, depth + 1);
 314                 break;
 315
 316         case ACPI_TYPE_LOCAL_INDEX_FIELD:
 317
 318                 acpi_os_printf("index_field\n");
 319                 break;
 320
 321         case ACPI_TYPE_BUFFER_FIELD:
 322
 323                 acpi_os_printf("buffer_field: %X bits at byte %X bit %X of \n",
 324                                obj_desc->buffer_field.bit_length,
 325                                obj_desc->buffer_field.base_byte_offset,
 326                                obj_desc->buffer_field.start_field_bit_offset);
 327
 328                 if (!obj_desc->buffer_field.buffer_obj) {
 329                         ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "*NULL* \n"));
 330                 } else
 331                     if (ACPI_GET_OBJECT_TYPE(obj_desc->buffer_field.buffer_obj)
 332                         != ACPI_TYPE_BUFFER) {
 333                         acpi_os_printf("*not a Buffer* \n");
 334                 } else {
 335                         acpi_ex_dump_operand(obj_desc->buffer_field.buffer_obj,
 336                                              depth + 1);
 337                 }
 338                 break;
 339
 340         case ACPI_TYPE_EVENT:
 341
 342                 acpi_os_printf("Event\n");
 343                 break;
 344
 345         case ACPI_TYPE_METHOD:
 346
 347                 acpi_os_printf("Method(%X) @ %p:%X\n",
 348                                obj_desc->method.param_count,
 349                                obj_desc->method.aml_start,
 350                                obj_desc->method.aml_length);
 351                 break;
 352
 353         case ACPI_TYPE_MUTEX:
 354
 355                 acpi_os_printf("Mutex\n");
 356                 break;
 357
 358         case ACPI_TYPE_DEVICE:
 359
 360                 acpi_os_printf("Device\n");
 361                 break;
 362
 363         case ACPI_TYPE_POWER:
 364
 365                 acpi_os_printf("Power\n");
 366                 break;
 367
 368         case ACPI_TYPE_PROCESSOR:
 369
 370                 acpi_os_printf("Processor\n");
 371                 break;
 372
 373         case ACPI_TYPE_THERMAL:
 374
 375                 acpi_os_printf("Thermal\n");
 376                 break;
 377
 378         default:
 379                 /* Unknown Type */
 380
 381                 acpi_os_printf("Unknown Type %X\n",
 382                                ACPI_GET_OBJECT_TYPE(obj_desc));
 383                 break;
 384         }
 385
 386         return;
 387 }
 388
 389 /*******************************************************************************
 390  *
 391  * FUNCTION:    acpi_ex_dump_operands
 392  *
 393  * PARAMETERS:  Operands            - Operand list
 394  *              interpreter_mode    - Load or Exec
 395  *              Ident               - Identification
 396  *              num_levels          - # of stack entries to dump above line
 397  *              Note                - Output notation
 398  *              module_name         - Caller's module name
 399  *              line_number         - Caller's invocation line number
 400  *
 401  * DESCRIPTION: Dump the object stack
 402  *
 403  ******************************************************************************/
 404
 405 void
 406 acpi_ex_dump_operands(union acpi_operand_object **operands,
 407                       acpi_interpreter_mode interpreter_mode,
 408                       char *ident,
 409                       u32 num_levels,
 410                       char *note, char *module_name, u32 line_number)
 411 {
 412         acpi_native_uint i;
 413
 414         ACPI_FUNCTION_NAME("ex_dump_operands");
 415
 416         if (!ident) {
 417                 ident = "?";
 418         }
 419
 420         if (!note) {
 421                 note = "?";
 422         }
 423
 424         ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 425                           "************* Operand Stack Contents (Opcode [%s], %d Operands)\n",
 426                           ident, num_levels));
 427
 428         if (num_levels == 0) {
 429                 num_levels = 1;
 430         }
 431
 432         /* Dump the operand stack starting at the top */
 433
 434         for (i = 0; num_levels > 0; i--, num_levels--) {
 435                 acpi_ex_dump_operand(operands[i], 0);
 436         }
 437
 438         ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 439                           "************* Operand Stack dump from %s(%d), %s\n",
 440                           module_name, line_number, note));
 441         return;
 442 }
 443
 444 #ifdef ACPI_FUTURE_USAGE
 445 /*******************************************************************************
 446  *
 447  * FUNCTION:    acpi_ex_out* functions
 448  *
 449  * PARAMETERS:  Title               - Descriptive text
 450  *              Value               - Value to be displayed
 451  *
 452  * DESCRIPTION: Object dump output formatting functions.  These functions
 453  *              reduce the number of format strings required and keeps them
 454  *              all in one place for easy modification.
 455  *
 456  ******************************************************************************/
 457
 458 static void acpi_ex_out_string(char *title, char *value)
 459 {
 460         acpi_os_printf("%20s : %s\n", title, value);
 461 }
 462
 463 static void acpi_ex_out_pointer(char *title, void *value)
 464 {
 465         acpi_os_printf("%20s : %p\n", title, value);
 466 }
 467
 468 static void acpi_ex_out_integer(char *title, u32 value)
 469 {
 470         acpi_os_printf("%20s : %.2X\n", title, value);
 471 }
 472
 473 static void acpi_ex_out_address(char *title, acpi_physical_address value)
 474 {
 475
 476 #if ACPI_MACHINE_WIDTH == 16
 477         acpi_os_printf("%20s : %p\n", title, value);
 478 #else
 479         acpi_os_printf("%20s : %8.8X%8.8X\n", title, ACPI_FORMAT_UINT64(value));
 480 #endif
 481 }
 482
 483 /*******************************************************************************
 484  *
 485  * FUNCTION:    acpi_ex_dump_node
 486  *
 487  * PARAMETERS:  *Node               - Descriptor to dump
 488  *              Flags               - Force display if TRUE
 489  *
 490  * DESCRIPTION: Dumps the members of the given.Node
 491  *
 492  ******************************************************************************/
 493
 494 void acpi_ex_dump_node(struct acpi_namespace_node *node, u32 flags)
 495 {
 496
 497         ACPI_FUNCTION_ENTRY();
 498
 499         if (!flags) {
 500                 if (!
 501                     ((ACPI_LV_OBJECTS & acpi_dbg_level)
 502                      && (_COMPONENT & acpi_dbg_layer))) {
 503                         return;
 504                 }
 505         }
 506
 507         acpi_os_printf("%20s : %4.4s\n", "Name", acpi_ut_get_node_name(node));
 508         acpi_ex_out_string("Type", acpi_ut_get_type_name(node->type));
 509         acpi_ex_out_integer("Flags", node->flags);
 510         acpi_ex_out_integer("Owner Id", node->owner_id);
 511         acpi_ex_out_integer("Reference Count", node->reference_count);
 512         acpi_ex_out_pointer("Attached Object",
 513                             acpi_ns_get_attached_object(node));
 514         acpi_ex_out_pointer("child_list", node->child);
 515         acpi_ex_out_pointer("next_peer", node->peer);
 516         acpi_ex_out_pointer("Parent", acpi_ns_get_parent_node(node));
 517 }
 518
 519 /*******************************************************************************
 520  *
 521  * FUNCTION:    acpi_ex_dump_reference
 522  *
 523  * PARAMETERS:  Object              - Descriptor to dump
 524  *
 525  * DESCRIPTION: Dumps a reference object
 526  *
 527  ******************************************************************************/
 528
 529 static void acpi_ex_dump_reference(union acpi_operand_object *obj_desc)
 530 {
 531         struct acpi_buffer ret_buf;
 532         acpi_status status;
 533
 534         if (obj_desc->reference.opcode == AML_INT_NAMEPATH_OP) {
 535                 acpi_os_printf("Named Object %p ", obj_desc->reference.node);
 536                 ret_buf.length = ACPI_ALLOCATE_LOCAL_BUFFER;
 537                 status =
 538                     acpi_ns_handle_to_pathname(obj_desc->reference.node,
 539                                                &ret_buf);
 540                 if (ACPI_FAILURE(status)) {
 541                         acpi_os_printf("Could not convert name to pathname\n");
 542                 } else {
 543                         acpi_os_printf("%s\n", (char *)ret_buf.pointer);
 544                         ACPI_MEM_FREE(ret_buf.pointer);
 545                 }
 546         } else if (obj_desc->reference.object) {
 547                 acpi_os_printf("\nReferenced Object: %p\n",
 548                                obj_desc->reference.object);
 549         }
 550 }
 551
 552 /*******************************************************************************
 553  *
 554  * FUNCTION:    acpi_ex_dump_package
 555  *
 556  * PARAMETERS:  Object              - Descriptor to dump
 557  *              Level               - Indentation Level
 558  *              Index               - Package index for this object
 559  *
 560  * DESCRIPTION: Dumps the elements of the package
 561  *
 562  ******************************************************************************/
 563
 564 static void
 565 acpi_ex_dump_package(union acpi_operand_object *obj_desc, u32 level, u32 index)
 566 {
 567         u32 i;
 568
 569         /* Indentation and index output */
 570
 571         if (level > 0) {
 572                 for (i = 0; i < level; i++) {
 573                         acpi_os_printf(" ");
 574                 }
 575
 576                 acpi_os_printf("[%.2d] ", index);
 577         }
 578
 579         acpi_os_printf("%p ", obj_desc);
 580
 581         /* Null package elements are allowed */
 582
 583         if (!obj_desc) {
 584                 acpi_os_printf("[Null Object]\n");
 585                 return;
 586         }
 587
 588         /* Packages may only contain a few object types */
 589
 590         switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
 591         case ACPI_TYPE_INTEGER:
 592
 593                 acpi_os_printf("[Integer] = %8.8X%8.8X\n",
 594                                ACPI_FORMAT_UINT64(obj_desc->integer.value));
 595                 break;
 596
 597         case ACPI_TYPE_STRING:
 598
 599                 acpi_os_printf("[String] Value: ");
 600                 for (i = 0; i < obj_desc->string.length; i++) {
 601                         acpi_os_printf("%c", obj_desc->string.pointer[i]);
 602                 }
 603                 acpi_os_printf("\n");
 604                 break;
 605
 606         case ACPI_TYPE_BUFFER:
 607
 608                 acpi_os_printf("[Buffer] Length %.2X = ",
 609                                obj_desc->buffer.length);
 610                 if (obj_desc->buffer.length) {
 611                         acpi_ut_dump_buffer((u8 *) obj_desc->buffer.pointer,
 612                                             obj_desc->buffer.length,
 613                                             DB_DWORD_DISPLAY, _COMPONENT);
 614                 } else {
 615                         acpi_os_printf("\n");
 616                 }
 617                 break;
 618
 619         case ACPI_TYPE_PACKAGE:
 620
 621                 acpi_os_printf("[Package] Contains %d Elements: \n",
 622                                obj_desc->package.count);
 623
 624                 for (i = 0; i < obj_desc->package.count; i++) {
 625                         acpi_ex_dump_package(obj_desc->package.elements[i],
 626                                              level + 1, i);
 627                 }
 628                 break;
 629
 630         case ACPI_TYPE_LOCAL_REFERENCE:
 631
 632                 acpi_os_printf("[Object Reference] ");
 633                 acpi_ex_dump_reference(obj_desc);
 634                 break;
 635
 636         default:
 637
 638                 acpi_os_printf("[Unknown Type] %X\n",
 639                                ACPI_GET_OBJECT_TYPE(obj_desc));
 640                 break;
 641         }
 642 }
 643
 644 /*******************************************************************************
 645  *
 646  * FUNCTION:    acpi_ex_dump_object_descriptor
 647  *
 648  * PARAMETERS:  Object              - Descriptor to dump
 649  *              Flags               - Force display if TRUE
 650  *
 651  * DESCRIPTION: Dumps the members of the object descriptor given.
 652  *
 653  ******************************************************************************/
 654
 655 void
 656 acpi_ex_dump_object_descriptor(union acpi_operand_object *obj_desc, u32 flags)
 657 {
 658         ACPI_FUNCTION_TRACE("ex_dump_object_descriptor");
 659
 660         if (!obj_desc) {
 661                 return_VOID;
 662         }
 663
 664         if (!flags) {
 665                 if (!
 666                     ((ACPI_LV_OBJECTS & acpi_dbg_level)
 667                      && (_COMPONENT & acpi_dbg_layer))) {
 668                         return_VOID;
 669                 }
 670         }
 671
 672         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
 673                 acpi_ex_dump_node((struct acpi_namespace_node *)obj_desc,
 674                                   flags);
 675                 acpi_os_printf("\nAttached Object (%p):\n",
 676                                ((struct acpi_namespace_node *)obj_desc)->
 677                                object);
 678                 acpi_ex_dump_object_descriptor(((struct acpi_namespace_node *)
 679                                                 obj_desc)->object, flags);
 680                 return_VOID;
 681         }
 682
 683         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
 684                 acpi_os_printf
 685                     ("ex_dump_object_descriptor: %p is not an ACPI operand object: [%s]\n",
 686                      obj_desc, acpi_ut_get_descriptor_name(obj_desc));
 687                 return_VOID;
 688         }
 689
 690         /* Common Fields */
 691
 692         acpi_ex_out_string("Type", acpi_ut_get_object_type_name(obj_desc));
 693         acpi_ex_out_integer("Reference Count",
 694                             obj_desc->common.reference_count);
 695         acpi_ex_out_integer("Flags", obj_desc->common.flags);
 696
 697         /* Object-specific Fields */
 698
 699         switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
 700         case ACPI_TYPE_INTEGER:
 701
 702                 acpi_os_printf("%20s : %8.8X%8.8X\n", "Value",
 703                                ACPI_FORMAT_UINT64(obj_desc->integer.value));
 704                 break;
 705
 706         case ACPI_TYPE_STRING:
 707
 708                 acpi_ex_out_integer("Length", obj_desc->string.length);
 709
 710                 acpi_os_printf("%20s : %p ", "Pointer",
 711                                obj_desc->string.pointer);
 712                 acpi_ut_print_string(obj_desc->string.pointer, ACPI_UINT8_MAX);
 713                 acpi_os_printf("\n");
 714                 break;
 715
 716         case ACPI_TYPE_BUFFER:
 717
 718                 acpi_ex_out_integer("Length", obj_desc->buffer.length);
 719                 acpi_ex_out_pointer("Pointer", obj_desc->buffer.pointer);
 720                 ACPI_DUMP_BUFFER(obj_desc->buffer.pointer,
 721                                  obj_desc->buffer.length);
 722                 break;
 723
 724         case ACPI_TYPE_PACKAGE:
 725
 726                 acpi_ex_out_integer("Flags", obj_desc->package.flags);
 727                 acpi_ex_out_integer("Elements", obj_desc->package.count);
 728                 acpi_ex_out_pointer("Element List", obj_desc->package.elements);
 729
 730                 /* Dump the package contents */
 731
 732                 acpi_os_printf("\nPackage Contents:\n");
 733                 acpi_ex_dump_package(obj_desc, 0, 0);
 734                 break;
 735
 736         case ACPI_TYPE_DEVICE:
 737
 738                 acpi_ex_out_pointer("Handler", obj_desc->device.handler);
 739                 acpi_ex_out_pointer("system_notify",
 740                                     obj_desc->device.system_notify);
 741                 acpi_ex_out_pointer("device_notify",
 742                                     obj_desc->device.device_notify);
 743                 break;
 744
 745         case ACPI_TYPE_EVENT:
 746
 747                 acpi_ex_out_pointer("Semaphore", obj_desc->event.semaphore);
 748                 break;
 749
 750         case ACPI_TYPE_METHOD:
 751
 752                 acpi_ex_out_integer("param_count",
 753                                     obj_desc->method.param_count);
 754                 acpi_ex_out_integer("Concurrency",
 755                                     obj_desc->method.concurrency);
 756                 acpi_ex_out_pointer("Semaphore", obj_desc->method.semaphore);
 757                 acpi_ex_out_integer("owner_id", obj_desc->method.owner_id);
 758                 acpi_ex_out_integer("aml_length", obj_desc->method.aml_length);
 759                 acpi_ex_out_pointer("aml_start", obj_desc->method.aml_start);
 760                 break;
 761
 762         case ACPI_TYPE_MUTEX:
 763
 764                 acpi_ex_out_integer("sync_level", obj_desc->mutex.sync_level);
 765                 acpi_ex_out_pointer("owner_thread",
 766                                     obj_desc->mutex.owner_thread);
 767                 acpi_ex_out_integer("acquire_depth",
 768                                     obj_desc->mutex.acquisition_depth);
 769                 acpi_ex_out_pointer("Semaphore", obj_desc->mutex.semaphore);
 770                 break;
 771
 772         case ACPI_TYPE_REGION:
 773
 774                 acpi_ex_out_integer("space_id", obj_desc->region.space_id);
 775                 acpi_ex_out_integer("Flags", obj_desc->region.flags);
 776                 acpi_ex_out_address("Address", obj_desc->region.address);
 777                 acpi_ex_out_integer("Length", obj_desc->region.length);
 778                 acpi_ex_out_pointer("Handler", obj_desc->region.handler);
 779                 acpi_ex_out_pointer("Next", obj_desc->region.next);
 780                 break;
 781
 782         case ACPI_TYPE_POWER:
 783
 784                 acpi_ex_out_integer("system_level",
 785                                     obj_desc->power_resource.system_level);
 786                 acpi_ex_out_integer("resource_order",
 787                                     obj_desc->power_resource.resource_order);
 788                 acpi_ex_out_pointer("system_notify",
 789                                     obj_desc->power_resource.system_notify);
 790                 acpi_ex_out_pointer("device_notify",
 791                                     obj_desc->power_resource.device_notify);
 792                 break;
 793
 794         case ACPI_TYPE_PROCESSOR:
 795
 796                 acpi_ex_out_integer("Processor ID",
 797                                     obj_desc->processor.proc_id);
 798                 acpi_ex_out_integer("Length", obj_desc->processor.length);
 799                 acpi_ex_out_address("Address",
 800                                     (acpi_physical_address) obj_desc->processor.
 801                                     address);
 802                 acpi_ex_out_pointer("system_notify",
 803                                     obj_desc->processor.system_notify);
 804                 acpi_ex_out_pointer("device_notify",
 805                                     obj_desc->processor.device_notify);
 806                 acpi_ex_out_pointer("Handler", obj_desc->processor.handler);
 807                 break;
 808
 809         case ACPI_TYPE_THERMAL:
 810
 811                 acpi_ex_out_pointer("system_notify",
 812                                     obj_desc->thermal_zone.system_notify);
 813                 acpi_ex_out_pointer("device_notify",
 814                                     obj_desc->thermal_zone.device_notify);
 815                 acpi_ex_out_pointer("Handler", obj_desc->thermal_zone.handler);
 816                 break;
 817
 818         case ACPI_TYPE_BUFFER_FIELD:
 819         case ACPI_TYPE_LOCAL_REGION_FIELD:
 820         case ACPI_TYPE_LOCAL_BANK_FIELD:
 821         case ACPI_TYPE_LOCAL_INDEX_FIELD:
 822
 823                 acpi_ex_out_integer("field_flags",
 824                                     obj_desc->common_field.field_flags);
 825                 acpi_ex_out_integer("access_byte_width",
 826                                     obj_desc->common_field.access_byte_width);
 827                 acpi_ex_out_integer("bit_length",
 828                                     obj_desc->common_field.bit_length);
 829                 acpi_ex_out_integer("fld_bit_offset",
 830                                     obj_desc->common_field.
 831                                     start_field_bit_offset);
 832                 acpi_ex_out_integer("base_byte_offset",
 833                                     obj_desc->common_field.base_byte_offset);
 834                 acpi_ex_out_pointer("parent_node", obj_desc->common_field.node);
 835
 836                 switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
 837                 case ACPI_TYPE_BUFFER_FIELD:
 838                         acpi_ex_out_pointer("buffer_obj",
 839                                             obj_desc->buffer_field.buffer_obj);
 840                         break;
 841
 842                 case ACPI_TYPE_LOCAL_REGION_FIELD:
 843                         acpi_ex_out_pointer("region_obj",
 844                                             obj_desc->field.region_obj);
 845                         break;
 846
 847                 case ACPI_TYPE_LOCAL_BANK_FIELD:
 848                         acpi_ex_out_integer("Value",
 849                                             obj_desc->bank_field.value);
 850                         acpi_ex_out_pointer("region_obj",
 851                                             obj_desc->bank_field.region_obj);
 852                         acpi_ex_out_pointer("bank_obj",
 853                                             obj_desc->bank_field.bank_obj);
 854                         break;
 855
 856                 case ACPI_TYPE_LOCAL_INDEX_FIELD:
 857                         acpi_ex_out_integer("Value",
 858                                             obj_desc->index_field.value);
 859                         acpi_ex_out_pointer("Index",
 860                                             obj_desc->index_field.index_obj);
 861                         acpi_ex_out_pointer("Data",
 862                                             obj_desc->index_field.data_obj);
 863                         break;
 864
 865                 default:
 866                         /* All object types covered above */
 867                         break;
 868                 }
 869                 break;
 870
 871         case ACPI_TYPE_LOCAL_REFERENCE:
 872
 873                 acpi_ex_out_integer("target_type",
 874                                     obj_desc->reference.target_type);
 875                 acpi_ex_out_string("Opcode",
 876                                    (acpi_ps_get_opcode_info
 877                                     (obj_desc->reference.opcode))->name);
 878                 acpi_ex_out_integer("Offset", obj_desc->reference.offset);
 879                 acpi_ex_out_pointer("obj_desc", obj_desc->reference.object);
 880                 acpi_ex_out_pointer("Node", obj_desc->reference.node);
 881                 acpi_ex_out_pointer("Where", obj_desc->reference.where);
 882
 883                 acpi_ex_dump_reference(obj_desc);
 884                 break;
 885
 886         case ACPI_TYPE_LOCAL_ADDRESS_HANDLER:
 887
 888                 acpi_ex_out_integer("space_id",
 889                                     obj_desc->address_space.space_id);
 890                 acpi_ex_out_pointer("Next", obj_desc->address_space.next);
 891                 acpi_ex_out_pointer("region_list",
 892                                     obj_desc->address_space.region_list);
 893                 acpi_ex_out_pointer("Node", obj_desc->address_space.node);
 894                 acpi_ex_out_pointer("Context", obj_desc->address_space.context);
 895                 break;
 896
 897         case ACPI_TYPE_LOCAL_NOTIFY:
 898
 899                 acpi_ex_out_pointer("Node", obj_desc->notify.node);
 900                 acpi_ex_out_pointer("Context", obj_desc->notify.context);
 901                 break;
 902
 903         case ACPI_TYPE_LOCAL_ALIAS:
 904         case ACPI_TYPE_LOCAL_METHOD_ALIAS:
 905         case ACPI_TYPE_LOCAL_EXTRA:
 906         case ACPI_TYPE_LOCAL_DATA:
 907         default:
 908
 909                 acpi_os_printf
 910                     ("ex_dump_object_descriptor: Display not implemented for object type %s\n",
 911                      acpi_ut_get_object_type_name(obj_desc));
 912                 break;
 913         }
 914
 915         return_VOID;
 916 }
 917
 918 #endif                          /*  ACPI_FUTURE_USAGE  */
 919 #endif