drivers/acpi/executer/exdump.c

   1 /******************************************************************************
   2  *
   3  * Module Name: exdump - Interpreter debug output routines
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2008, 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 <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 static void acpi_ex_out_string(char *title, char *value);
  59
  60 static void acpi_ex_out_pointer(char *title, void *value);
  61
  62 static void
  63 acpi_ex_dump_object(union acpi_operand_object *obj_desc,
  64                     struct acpi_exdump_info *info);
  65
  66 static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc);
  67
  68 static void
  69 acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
  70                          u32 level, u32 index);
  71
  72 /*******************************************************************************
  73  *
  74  * Object Descriptor info tables
  75  *
  76  * Note: The first table entry must be an INIT opcode and must contain
  77  * the table length (number of table entries)
  78  *
  79  ******************************************************************************/
  80
  81 static struct acpi_exdump_info acpi_ex_dump_integer[2] = {
  82         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_integer), NULL},
  83         {ACPI_EXD_UINT64, ACPI_EXD_OFFSET(integer.value), "Value"}
  84 };
  85
  86 static struct acpi_exdump_info acpi_ex_dump_string[4] = {
  87         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_string), NULL},
  88         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(string.length), "Length"},
  89         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(string.pointer), "Pointer"},
  90         {ACPI_EXD_STRING, 0, NULL}
  91 };
  92
  93 static struct acpi_exdump_info acpi_ex_dump_buffer[5] = {
  94         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_buffer), NULL},
  95         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(buffer.length), "Length"},
  96         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer.pointer), "Pointer"},
  97         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer.node), "Parent Node"},
  98         {ACPI_EXD_BUFFER, 0, NULL}
  99 };
 100
 101 static struct acpi_exdump_info acpi_ex_dump_package[5] = {
 102         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_package), NULL},
 103         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(package.flags), "Flags"},
 104         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(package.count), "Elements"},
 105         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(package.elements), "Element List"},
 106         {ACPI_EXD_PACKAGE, 0, NULL}
 107 };
 108
 109 static struct acpi_exdump_info acpi_ex_dump_device[4] = {
 110         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_device), NULL},
 111         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.handler), "Handler"},
 112         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.system_notify),
 113          "System Notify"},
 114         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.device_notify),
 115          "Device Notify"}
 116 };
 117
 118 static struct acpi_exdump_info acpi_ex_dump_event[2] = {
 119         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_event), NULL},
 120         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(event.os_semaphore), "OsSemaphore"}
 121 };
 122
 123 static struct acpi_exdump_info acpi_ex_dump_method[8] = {
 124         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_method), NULL},
 125         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.param_count), "ParamCount"},
 126         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.sync_level), "Sync Level"},
 127         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.mutex), "Mutex"},
 128         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.owner_id), "Owner Id"},
 129         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.thread_count), "Thread Count"},
 130         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(method.aml_length), "Aml Length"},
 131         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.aml_start), "Aml Start"}
 132 };
 133
 134 static struct acpi_exdump_info acpi_ex_dump_mutex[5] = {
 135         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_mutex), NULL},
 136         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(mutex.sync_level), "Sync Level"},
 137         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(mutex.owner_thread), "Owner Thread"},
 138         {ACPI_EXD_UINT16, ACPI_EXD_OFFSET(mutex.acquisition_depth),
 139          "Acquire Depth"},
 140         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(mutex.os_mutex), "OsMutex"}
 141 };
 142
 143 static struct acpi_exdump_info acpi_ex_dump_region[7] = {
 144         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region), NULL},
 145         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.space_id), "Space Id"},
 146         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.flags), "Flags"},
 147         {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(region.address), "Address"},
 148         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(region.length), "Length"},
 149         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(region.handler), "Handler"},
 150         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(region.next), "Next"}
 151 };
 152
 153 static struct acpi_exdump_info acpi_ex_dump_power[5] = {
 154         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_power), NULL},
 155         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.system_level),
 156          "System Level"},
 157         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.resource_order),
 158          "Resource Order"},
 159         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.system_notify),
 160          "System Notify"},
 161         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.device_notify),
 162          "Device Notify"}
 163 };
 164
 165 static struct acpi_exdump_info acpi_ex_dump_processor[7] = {
 166         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_processor), NULL},
 167         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.proc_id), "Processor ID"},
 168         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.length), "Length"},
 169         {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(processor.address), "Address"},
 170         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.system_notify),
 171          "System Notify"},
 172         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.device_notify),
 173          "Device Notify"},
 174         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.handler), "Handler"}
 175 };
 176
 177 static struct acpi_exdump_info acpi_ex_dump_thermal[4] = {
 178         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_thermal), NULL},
 179         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.system_notify),
 180          "System Notify"},
 181         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.device_notify),
 182          "Device Notify"},
 183         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.handler), "Handler"}
 184 };
 185
 186 static struct acpi_exdump_info acpi_ex_dump_buffer_field[3] = {
 187         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_buffer_field), NULL},
 188         {ACPI_EXD_FIELD, 0, NULL},
 189         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer_field.buffer_obj),
 190          "Buffer Object"}
 191 };
 192
 193 static struct acpi_exdump_info acpi_ex_dump_region_field[3] = {
 194         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region_field), NULL},
 195         {ACPI_EXD_FIELD, 0, NULL},
 196         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(field.region_obj), "Region Object"}
 197 };
 198
 199 static struct acpi_exdump_info acpi_ex_dump_bank_field[5] = {
 200         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
 201         {ACPI_EXD_FIELD, 0, NULL},
 202         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(bank_field.value), "Value"},
 203         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.region_obj),
 204          "Region Object"},
 205         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.bank_obj), "Bank Object"}
 206 };
 207
 208 static struct acpi_exdump_info acpi_ex_dump_index_field[5] = {
 209         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
 210         {ACPI_EXD_FIELD, 0, NULL},
 211         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(index_field.value), "Value"},
 212         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.index_obj),
 213          "Index Object"},
 214         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.data_obj), "Data Object"}
 215 };
 216
 217 static struct acpi_exdump_info acpi_ex_dump_reference[8] = {
 218         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_reference), NULL},
 219         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.target_type), "Target Type"},
 220         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(reference.offset), "Offset"},
 221         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(reference.value), "Value"},
 222         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.object), "Object Desc"},
 223         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.node), "Node"},
 224         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.where), "Where"},
 225         {ACPI_EXD_REFERENCE, 0, NULL}
 226 };
 227
 228 static struct acpi_exdump_info acpi_ex_dump_address_handler[6] = {
 229         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_address_handler),
 230          NULL},
 231         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(address_space.space_id), "Space Id"},
 232         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.next), "Next"},
 233         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.region_list),
 234          "Region List"},
 235         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.node), "Node"},
 236         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.context), "Context"}
 237 };
 238
 239 static struct acpi_exdump_info acpi_ex_dump_notify[3] = {
 240         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_notify), NULL},
 241         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.node), "Node"},
 242         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.context), "Context"}
 243 };
 244
 245 /* Miscellaneous tables */
 246
 247 static struct acpi_exdump_info acpi_ex_dump_common[4] = {
 248         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_common), NULL},
 249         {ACPI_EXD_TYPE, 0, NULL},
 250         {ACPI_EXD_UINT16, ACPI_EXD_OFFSET(common.reference_count),
 251          "Reference Count"},
 252         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common.flags), "Flags"}
 253 };
 254
 255 static struct acpi_exdump_info acpi_ex_dump_field_common[7] = {
 256         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_field_common), NULL},
 257         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.field_flags),
 258          "Field Flags"},
 259         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.access_byte_width),
 260          "Access Byte Width"},
 261         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(common_field.bit_length),
 262          "Bit Length"},
 263         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.start_field_bit_offset),
 264          "Field Bit Offset"},
 265         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(common_field.base_byte_offset),
 266          "Base Byte Offset"},
 267         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(common_field.node), "Parent Node"}
 268 };
 269
 270 static struct acpi_exdump_info acpi_ex_dump_node[5] = {
 271         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_node), NULL},
 272         {ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(flags), "Flags"},
 273         {ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(owner_id), "Owner Id"},
 274         {ACPI_EXD_POINTER, ACPI_EXD_NSOFFSET(child), "Child List"},
 275         {ACPI_EXD_POINTER, ACPI_EXD_NSOFFSET(peer), "Next Peer"}
 276 };
 277
 278 /* Dispatch table, indexed by object type */
 279
 280 static struct acpi_exdump_info *acpi_ex_dump_info[] = {
 281         NULL,
 282         acpi_ex_dump_integer,
 283         acpi_ex_dump_string,
 284         acpi_ex_dump_buffer,
 285         acpi_ex_dump_package,
 286         NULL,
 287         acpi_ex_dump_device,
 288         acpi_ex_dump_event,
 289         acpi_ex_dump_method,
 290         acpi_ex_dump_mutex,
 291         acpi_ex_dump_region,
 292         acpi_ex_dump_power,
 293         acpi_ex_dump_processor,
 294         acpi_ex_dump_thermal,
 295         acpi_ex_dump_buffer_field,
 296         NULL,
 297         NULL,
 298         acpi_ex_dump_region_field,
 299         acpi_ex_dump_bank_field,
 300         acpi_ex_dump_index_field,
 301         acpi_ex_dump_reference,
 302         NULL,
 303         NULL,
 304         acpi_ex_dump_notify,
 305         acpi_ex_dump_address_handler,
 306         NULL,
 307         NULL,
 308         NULL
 309 };
 310
 311 /*******************************************************************************
 312  *
 313  * FUNCTION:    acpi_ex_dump_object
 314  *
 315  * PARAMETERS:  obj_desc            - Descriptor to dump
 316  *              Info                - Info table corresponding to this object
 317  *                                    type
 318  *
 319  * RETURN:      None
 320  *
 321  * DESCRIPTION: Walk the info table for this object
 322  *
 323  ******************************************************************************/
 324
 325 static void
 326 acpi_ex_dump_object(union acpi_operand_object *obj_desc,
 327                     struct acpi_exdump_info *info)
 328 {
 329         u8 *target;
 330         char *name;
 331         u8 count;
 332
 333         if (!info) {
 334                 acpi_os_printf
 335                     ("ExDumpObject: Display not implemented for object type %s\n",
 336                      acpi_ut_get_object_type_name(obj_desc));
 337                 return;
 338         }
 339
 340         /* First table entry must contain the table length (# of table entries) */
 341
 342         count = info->offset;
 343
 344         while (count) {
 345                 target = ACPI_ADD_PTR(u8, obj_desc, info->offset);
 346                 name = info->name;
 347
 348                 switch (info->opcode) {
 349                 case ACPI_EXD_INIT:
 350                         break;
 351
 352                 case ACPI_EXD_TYPE:
 353                         acpi_ex_out_string("Type",
 354                                            acpi_ut_get_object_type_name
 355                                            (obj_desc));
 356                         break;
 357
 358                 case ACPI_EXD_UINT8:
 359
 360                         acpi_os_printf("%20s : %2.2X\n", name, *target);
 361                         break;
 362
 363                 case ACPI_EXD_UINT16:
 364
 365                         acpi_os_printf("%20s : %4.4X\n", name,
 366                                        ACPI_GET16(target));
 367                         break;
 368
 369                 case ACPI_EXD_UINT32:
 370
 371                         acpi_os_printf("%20s : %8.8X\n", name,
 372                                        ACPI_GET32(target));
 373                         break;
 374
 375                 case ACPI_EXD_UINT64:
 376
 377                         acpi_os_printf("%20s : %8.8X%8.8X\n", "Value",
 378                                        ACPI_FORMAT_UINT64(ACPI_GET64(target)));
 379                         break;
 380
 381                 case ACPI_EXD_POINTER:
 382                 case ACPI_EXD_ADDRESS:
 383
 384                         acpi_ex_out_pointer(name,
 385                                             *ACPI_CAST_PTR(void *, target));
 386                         break;
 387
 388                 case ACPI_EXD_STRING:
 389
 390                         acpi_ut_print_string(obj_desc->string.pointer,
 391                                              ACPI_UINT8_MAX);
 392                         acpi_os_printf("\n");
 393                         break;
 394
 395                 case ACPI_EXD_BUFFER:
 396
 397                         ACPI_DUMP_BUFFER(obj_desc->buffer.pointer,
 398                                          obj_desc->buffer.length);
 399                         break;
 400
 401                 case ACPI_EXD_PACKAGE:
 402
 403                         /* Dump the package contents */
 404
 405                         acpi_os_printf("\nPackage Contents:\n");
 406                         acpi_ex_dump_package_obj(obj_desc, 0, 0);
 407                         break;
 408
 409                 case ACPI_EXD_FIELD:
 410
 411                         acpi_ex_dump_object(obj_desc,
 412                                             acpi_ex_dump_field_common);
 413                         break;
 414
 415                 case ACPI_EXD_REFERENCE:
 416
 417                         acpi_ex_out_string("Opcode",
 418                                            (acpi_ps_get_opcode_info
 419                                             (obj_desc->reference.opcode))->
 420                                            name);
 421                         acpi_ex_dump_reference_obj(obj_desc);
 422                         break;
 423
 424                 default:
 425                         acpi_os_printf("**** Invalid table opcode [%X] ****\n",
 426                                        info->opcode);
 427                         return;
 428                 }
 429
 430                 info++;
 431                 count--;
 432         }
 433 }
 434
 435 /*******************************************************************************
 436  *
 437  * FUNCTION:    acpi_ex_dump_operand
 438  *
 439  * PARAMETERS:  *obj_desc       - Pointer to entry to be dumped
 440  *              Depth           - Current nesting depth
 441  *
 442  * RETURN:      None
 443  *
 444  * DESCRIPTION: Dump an operand object
 445  *
 446  ******************************************************************************/
 447
 448 void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth)
 449 {
 450         u32 length;
 451         u32 index;
 452
 453         ACPI_FUNCTION_NAME(ex_dump_operand)
 454
 455             if (!((ACPI_LV_EXEC & acpi_dbg_level)
 456                   && (_COMPONENT & acpi_dbg_layer))) {
 457                 return;
 458         }
 459
 460         if (!obj_desc) {
 461
 462                 /* This could be a null element of a package */
 463
 464                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Null Object Descriptor\n"));
 465                 return;
 466         }
 467
 468         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
 469                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p Namespace Node: ",
 470                                   obj_desc));
 471                 ACPI_DUMP_ENTRY(obj_desc, ACPI_LV_EXEC);
 472                 return;
 473         }
 474
 475         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
 476                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 477                                   "%p is not a node or operand object: [%s]\n",
 478                                   obj_desc,
 479                                   acpi_ut_get_descriptor_name(obj_desc)));
 480                 ACPI_DUMP_BUFFER(obj_desc, sizeof(union acpi_operand_object));
 481                 return;
 482         }
 483
 484         /* obj_desc is a valid object */
 485
 486         if (depth > 0) {
 487                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%*s[%u] %p ",
 488                                   depth, " ", depth, obj_desc));
 489         } else {
 490                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p ", obj_desc));
 491         }
 492
 493         /* Decode object type */
 494
 495         switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
 496         case ACPI_TYPE_LOCAL_REFERENCE:
 497
 498                 switch (obj_desc->reference.opcode) {
 499                 case AML_DEBUG_OP:
 500
 501                         acpi_os_printf("Reference: [Debug]\n");
 502                         break;
 503
 504                 case AML_INDEX_OP:
 505
 506                         acpi_os_printf("Reference: [Index] %p\n",
 507                                        obj_desc->reference.object);
 508                         break;
 509
 510                 case AML_LOAD_OP:
 511
 512                         acpi_os_printf("Reference: [DdbHandle] TableIndex %X\n",
 513                                        obj_desc->reference.value);
 514                         break;
 515
 516                 case AML_REF_OF_OP:
 517
 518                         acpi_os_printf("Reference: [RefOf] %p [%s]\n",
 519                                        obj_desc->reference.object,
 520                                        acpi_ut_get_type_name(((union
 521                                                                acpi_operand_object
 522                                                                *)obj_desc->
 523                                                               reference.
 524                                                               object)->common.
 525                                                              type));
 526                         break;
 527
 528                 case AML_ARG_OP:
 529
 530                         acpi_os_printf("Reference: [Arg%d]",
 531                                        obj_desc->reference.offset);
 532
 533                         if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
 534
 535                                 /* Value is an Integer */
 536
 537                                 acpi_os_printf(" value is [%8.8X%8.8x]",
 538                                                ACPI_FORMAT_UINT64(obj_desc->
 539                                                                   integer.
 540                                                                   value));
 541                         }
 542
 543                         acpi_os_printf("\n");
 544                         break;
 545
 546                 case AML_LOCAL_OP:
 547
 548                         acpi_os_printf("Reference: [Local%d]",
 549                                        obj_desc->reference.offset);
 550
 551                         if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
 552
 553                                 /* Value is an Integer */
 554
 555                                 acpi_os_printf(" value is [%8.8X%8.8x]",
 556                                                ACPI_FORMAT_UINT64(obj_desc->
 557                                                                   integer.
 558                                                                   value));
 559                         }
 560
 561                         acpi_os_printf("\n");
 562                         break;
 563
 564                 case AML_INT_NAMEPATH_OP:
 565
 566                         acpi_os_printf("Reference: [Namepath] %X [%4.4s]\n",
 567                                        obj_desc->reference.node->name.integer,
 568                                        obj_desc->reference.node->name.ascii);
 569                         break;
 570
 571                 default:
 572
 573                         /* Unknown opcode */
 574
 575                         acpi_os_printf("Unknown Reference opcode=%X\n",
 576                                        obj_desc->reference.opcode);
 577                         break;
 578
 579                 }
 580                 break;
 581
 582         case ACPI_TYPE_BUFFER:
 583
 584                 acpi_os_printf("Buffer length %.2X @ %p\n",
 585                                obj_desc->buffer.length,
 586                                obj_desc->buffer.pointer);
 587
 588                 /* Debug only -- dump the buffer contents */
 589
 590                 if (obj_desc->buffer.pointer) {
 591                         length = obj_desc->buffer.length;
 592                         if (length > 128) {
 593                                 length = 128;
 594                         }
 595
 596                         acpi_os_printf
 597                             ("Buffer Contents: (displaying length 0x%.2X)\n",
 598                              length);
 599                         ACPI_DUMP_BUFFER(obj_desc->buffer.pointer, length);
 600                 }
 601                 break;
 602
 603         case ACPI_TYPE_INTEGER:
 604
 605                 acpi_os_printf("Integer %8.8X%8.8X\n",
 606                                ACPI_FORMAT_UINT64(obj_desc->integer.value));
 607                 break;
 608
 609         case ACPI_TYPE_PACKAGE:
 610
 611                 acpi_os_printf("Package [Len %X] ElementArray %p\n",
 612                                obj_desc->package.count,
 613                                obj_desc->package.elements);
 614
 615                 /*
 616                  * If elements exist, package element pointer is valid,
 617                  * and debug_level exceeds 1, dump package's elements.
 618                  */
 619                 if (obj_desc->package.count &&
 620                     obj_desc->package.elements && acpi_dbg_level > 1) {
 621                         for (index = 0; index < obj_desc->package.count;
 622                              index++) {
 623                                 acpi_ex_dump_operand(obj_desc->package.
 624                                                      elements[index],
 625                                                      depth + 1);
 626                         }
 627                 }
 628                 break;
 629
 630         case ACPI_TYPE_REGION:
 631
 632                 acpi_os_printf("Region %s (%X)",
 633                                acpi_ut_get_region_name(obj_desc->region.
 634                                                        space_id),
 635                                obj_desc->region.space_id);
 636
 637                 /*
 638                  * If the address and length have not been evaluated,
 639                  * don't print them.
 640                  */
 641                 if (!(obj_desc->region.flags & AOPOBJ_DATA_VALID)) {
 642                         acpi_os_printf("\n");
 643                 } else {
 644                         acpi_os_printf(" base %8.8X%8.8X Length %X\n",
 645                                        ACPI_FORMAT_NATIVE_UINT(obj_desc->region.
 646                                                                address),
 647                                        obj_desc->region.length);
 648                 }
 649                 break;
 650
 651         case ACPI_TYPE_STRING:
 652
 653                 acpi_os_printf("String length %X @ %p ",
 654                                obj_desc->string.length,
 655                                obj_desc->string.pointer);
 656
 657                 acpi_ut_print_string(obj_desc->string.pointer, ACPI_UINT8_MAX);
 658                 acpi_os_printf("\n");
 659                 break;
 660
 661         case ACPI_TYPE_LOCAL_BANK_FIELD:
 662
 663                 acpi_os_printf("BankField\n");
 664                 break;
 665
 666         case ACPI_TYPE_LOCAL_REGION_FIELD:
 667
 668                 acpi_os_printf
 669                     ("RegionField: Bits=%X AccWidth=%X Lock=%X Update=%X at byte=%X bit=%X of below:\n",
 670                      obj_desc->field.bit_length,
 671                      obj_desc->field.access_byte_width,
 672                      obj_desc->field.field_flags & AML_FIELD_LOCK_RULE_MASK,
 673                      obj_desc->field.field_flags & AML_FIELD_UPDATE_RULE_MASK,
 674                      obj_desc->field.base_byte_offset,
 675                      obj_desc->field.start_field_bit_offset);
 676
 677                 acpi_ex_dump_operand(obj_desc->field.region_obj, depth + 1);
 678                 break;
 679
 680         case ACPI_TYPE_LOCAL_INDEX_FIELD:
 681
 682                 acpi_os_printf("IndexField\n");
 683                 break;
 684
 685         case ACPI_TYPE_BUFFER_FIELD:
 686
 687                 acpi_os_printf("BufferField: %X bits at byte %X bit %X of\n",
 688                                obj_desc->buffer_field.bit_length,
 689                                obj_desc->buffer_field.base_byte_offset,
 690                                obj_desc->buffer_field.start_field_bit_offset);
 691
 692                 if (!obj_desc->buffer_field.buffer_obj) {
 693                         ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "*NULL*\n"));
 694                 } else
 695                     if (ACPI_GET_OBJECT_TYPE(obj_desc->buffer_field.buffer_obj)
 696                         != ACPI_TYPE_BUFFER) {
 697                         acpi_os_printf("*not a Buffer*\n");
 698                 } else {
 699                         acpi_ex_dump_operand(obj_desc->buffer_field.buffer_obj,
 700                                              depth + 1);
 701                 }
 702                 break;
 703
 704         case ACPI_TYPE_EVENT:
 705
 706                 acpi_os_printf("Event\n");
 707                 break;
 708
 709         case ACPI_TYPE_METHOD:
 710
 711                 acpi_os_printf("Method(%X) @ %p:%X\n",
 712                                obj_desc->method.param_count,
 713                                obj_desc->method.aml_start,
 714                                obj_desc->method.aml_length);
 715                 break;
 716
 717         case ACPI_TYPE_MUTEX:
 718
 719                 acpi_os_printf("Mutex\n");
 720                 break;
 721
 722         case ACPI_TYPE_DEVICE:
 723
 724                 acpi_os_printf("Device\n");
 725                 break;
 726
 727         case ACPI_TYPE_POWER:
 728
 729                 acpi_os_printf("Power\n");
 730                 break;
 731
 732         case ACPI_TYPE_PROCESSOR:
 733
 734                 acpi_os_printf("Processor\n");
 735                 break;
 736
 737         case ACPI_TYPE_THERMAL:
 738
 739                 acpi_os_printf("Thermal\n");
 740                 break;
 741
 742         default:
 743                 /* Unknown Type */
 744
 745                 acpi_os_printf("Unknown Type %X\n",
 746                                ACPI_GET_OBJECT_TYPE(obj_desc));
 747                 break;
 748         }
 749
 750         return;
 751 }
 752
 753 /*******************************************************************************
 754  *
 755  * FUNCTION:    acpi_ex_dump_operands
 756  *
 757  * PARAMETERS:  Operands            - A list of Operand objects
 758  *              opcode_name         - AML opcode name
 759  *              num_operands        - Operand count for this opcode
 760  *
 761  * DESCRIPTION: Dump the operands associated with the opcode
 762  *
 763  ******************************************************************************/
 764
 765 void
 766 acpi_ex_dump_operands(union acpi_operand_object **operands,
 767                       const char *opcode_name, u32 num_operands)
 768 {
 769         ACPI_FUNCTION_NAME(ex_dump_operands);
 770
 771         if (!opcode_name) {
 772                 opcode_name = "UNKNOWN";
 773         }
 774
 775         ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 776                           "**** Start operand dump for opcode [%s], %d operands\n",
 777                           opcode_name, num_operands));
 778
 779         if (num_operands == 0) {
 780                 num_operands = 1;
 781         }
 782
 783         /* Dump the individual operands */
 784
 785         while (num_operands) {
 786                 acpi_ex_dump_operand(*operands, 0);
 787                 operands++;
 788                 num_operands--;
 789         }
 790
 791         ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 792                           "**** End operand dump for [%s]\n", opcode_name));
 793         return;
 794 }
 795
 796 /*******************************************************************************
 797  *
 798  * FUNCTION:    acpi_ex_out* functions
 799  *
 800  * PARAMETERS:  Title               - Descriptive text
 801  *              Value               - Value to be displayed
 802  *
 803  * DESCRIPTION: Object dump output formatting functions.  These functions
 804  *              reduce the number of format strings required and keeps them
 805  *              all in one place for easy modification.
 806  *
 807  ******************************************************************************/
 808
 809 static void acpi_ex_out_string(char *title, char *value)
 810 {
 811         acpi_os_printf("%20s : %s\n", title, value);
 812 }
 813
 814 static void acpi_ex_out_pointer(char *title, void *value)
 815 {
 816         acpi_os_printf("%20s : %p\n", title, value);
 817 }
 818
 819 /*******************************************************************************
 820  *
 821  * FUNCTION:    acpi_ex_dump_namespace_node
 822  *
 823  * PARAMETERS:  Node                - Descriptor to dump
 824  *              Flags               - Force display if TRUE
 825  *
 826  * DESCRIPTION: Dumps the members of the given.Node
 827  *
 828  ******************************************************************************/
 829
 830 void acpi_ex_dump_namespace_node(struct acpi_namespace_node *node, u32 flags)
 831 {
 832
 833         ACPI_FUNCTION_ENTRY();
 834
 835         if (!flags) {
 836                 if (!((ACPI_LV_OBJECTS & acpi_dbg_level)
 837                       && (_COMPONENT & acpi_dbg_layer))) {
 838                         return;
 839                 }
 840         }
 841
 842         acpi_os_printf("%20s : %4.4s\n", "Name", acpi_ut_get_node_name(node));
 843         acpi_ex_out_string("Type", acpi_ut_get_type_name(node->type));
 844         acpi_ex_out_pointer("Attached Object",
 845                             acpi_ns_get_attached_object(node));
 846         acpi_ex_out_pointer("Parent", acpi_ns_get_parent_node(node));
 847
 848         acpi_ex_dump_object(ACPI_CAST_PTR(union acpi_operand_object, node),
 849                             acpi_ex_dump_node);
 850 }
 851
 852 /*******************************************************************************
 853  *
 854  * FUNCTION:    acpi_ex_dump_reference_obj
 855  *
 856  * PARAMETERS:  Object              - Descriptor to dump
 857  *
 858  * DESCRIPTION: Dumps a reference object
 859  *
 860  ******************************************************************************/
 861
 862 static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc)
 863 {
 864         struct acpi_buffer ret_buf;
 865         acpi_status status;
 866
 867         ret_buf.length = ACPI_ALLOCATE_LOCAL_BUFFER;
 868
 869         if (obj_desc->reference.opcode == AML_INT_NAMEPATH_OP) {
 870                 acpi_os_printf(" Named Object %p ", obj_desc->reference.node);
 871
 872                 status =
 873                     acpi_ns_handle_to_pathname(obj_desc->reference.node,
 874                                                &ret_buf);
 875                 if (ACPI_FAILURE(status)) {
 876                         acpi_os_printf(" Could not convert name to pathname\n");
 877                 } else {
 878                         acpi_os_printf("%s\n", (char *)ret_buf.pointer);
 879                         ACPI_FREE(ret_buf.pointer);
 880                 }
 881         } else if (obj_desc->reference.object) {
 882                 if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) ==
 883                     ACPI_DESC_TYPE_OPERAND) {
 884                         acpi_os_printf(" Target: %p",
 885                                        obj_desc->reference.object);
 886                         if (obj_desc->reference.opcode == AML_LOAD_OP) {
 887                                 acpi_os_printf(" [DDBHandle] Table Index: %X\n",
 888                                                obj_desc->reference.value);
 889                         } else {
 890                                 acpi_os_printf(" Target: %p [%s]\n",
 891                                                obj_desc->reference.object,
 892                                                acpi_ut_get_type_name(((union
 893                                                                        acpi_operand_object
 894                                                                        *)
 895                                                                       obj_desc->
 896                                                                       reference.
 897                                                                       object)->
 898                                                                      common.
 899                                                                      type));
 900                         }
 901                 } else {
 902                         acpi_os_printf(" Target: %p\n",
 903                                        obj_desc->reference.object);
 904                 }
 905         }
 906 }
 907
 908 /*******************************************************************************
 909  *
 910  * FUNCTION:    acpi_ex_dump_package_obj
 911  *
 912  * PARAMETERS:  obj_desc            - Descriptor to dump
 913  *              Level               - Indentation Level
 914  *              Index               - Package index for this object
 915  *
 916  * DESCRIPTION: Dumps the elements of the package
 917  *
 918  ******************************************************************************/
 919
 920 static void
 921 acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
 922                          u32 level, u32 index)
 923 {
 924         u32 i;
 925
 926         /* Indentation and index output */
 927
 928         if (level > 0) {
 929                 for (i = 0; i < level; i++) {
 930                         acpi_os_printf(" ");
 931                 }
 932
 933                 acpi_os_printf("[%.2d] ", index);
 934         }
 935
 936         acpi_os_printf("%p ", obj_desc);
 937
 938         /* Null package elements are allowed */
 939
 940         if (!obj_desc) {
 941                 acpi_os_printf("[Null Object]\n");
 942                 return;
 943         }
 944
 945         /* Packages may only contain a few object types */
 946
 947         switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
 948         case ACPI_TYPE_INTEGER:
 949
 950                 acpi_os_printf("[Integer] = %8.8X%8.8X\n",
 951                                ACPI_FORMAT_UINT64(obj_desc->integer.value));
 952                 break;
 953
 954         case ACPI_TYPE_STRING:
 955
 956                 acpi_os_printf("[String] Value: ");
 957                 for (i = 0; i < obj_desc->string.length; i++) {
 958                         acpi_os_printf("%c", obj_desc->string.pointer[i]);
 959                 }
 960                 acpi_os_printf("\n");
 961                 break;
 962
 963         case ACPI_TYPE_BUFFER:
 964
 965                 acpi_os_printf("[Buffer] Length %.2X = ",
 966                                obj_desc->buffer.length);
 967                 if (obj_desc->buffer.length) {
 968                         acpi_ut_dump_buffer(ACPI_CAST_PTR
 969                                             (u8, obj_desc->buffer.pointer),
 970                                             obj_desc->buffer.length,
 971                                             DB_DWORD_DISPLAY, _COMPONENT);
 972                 } else {
 973                         acpi_os_printf("\n");
 974                 }
 975                 break;
 976
 977         case ACPI_TYPE_PACKAGE:
 978
 979                 acpi_os_printf("[Package] Contains %d Elements:\n",
 980                                obj_desc->package.count);
 981
 982                 for (i = 0; i < obj_desc->package.count; i++) {
 983                         acpi_ex_dump_package_obj(obj_desc->package.elements[i],
 984                                                  level + 1, i);
 985                 }
 986                 break;
 987
 988         case ACPI_TYPE_LOCAL_REFERENCE:
 989
 990                 acpi_os_printf("[Object Reference] %s",
 991                                (acpi_ps_get_opcode_info
 992                                 (obj_desc->reference.opcode))->name);
 993                 acpi_ex_dump_reference_obj(obj_desc);
 994                 break;
 995
 996         default:
 997
 998                 acpi_os_printf("[Unknown Type] %X\n",
 999                                ACPI_GET_OBJECT_TYPE(obj_desc));
1000                 break;
1001         }
1002 }
1003
1004 /*******************************************************************************
1005  *
1006  * FUNCTION:    acpi_ex_dump_object_descriptor
1007  *
1008  * PARAMETERS:  obj_desc            - Descriptor to dump
1009  *              Flags               - Force display if TRUE
1010  *
1011  * DESCRIPTION: Dumps the members of the object descriptor given.
1012  *
1013  ******************************************************************************/
1014
1015 void
1016 acpi_ex_dump_object_descriptor(union acpi_operand_object *obj_desc, u32 flags)
1017 {
1018         ACPI_FUNCTION_TRACE(ex_dump_object_descriptor);
1019
1020         if (!obj_desc) {
1021                 return_VOID;
1022         }
1023
1024         if (!flags) {
1025                 if (!((ACPI_LV_OBJECTS & acpi_dbg_level)
1026                       && (_COMPONENT & acpi_dbg_layer))) {
1027                         return_VOID;
1028                 }
1029         }
1030
1031         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
1032                 acpi_ex_dump_namespace_node((struct acpi_namespace_node *)
1033                                             obj_desc, flags);
1034
1035                 acpi_os_printf("\nAttached Object (%p):\n",
1036                                ((struct acpi_namespace_node *)obj_desc)->
1037                                object);
1038
1039                 acpi_ex_dump_object_descriptor(((struct acpi_namespace_node *)
1040                                                 obj_desc)->object, flags);
1041                 return_VOID;
1042         }
1043
1044         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
1045                 acpi_os_printf
1046                     ("ExDumpObjectDescriptor: %p is not an ACPI operand object: [%s]\n",
1047                      obj_desc, acpi_ut_get_descriptor_name(obj_desc));
1048                 return_VOID;
1049         }
1050
1051         if (obj_desc->common.type > ACPI_TYPE_NS_NODE_MAX) {
1052                 return_VOID;
1053         }
1054
1055         /* Common Fields */
1056
1057         acpi_ex_dump_object(obj_desc, acpi_ex_dump_common);
1058
1059         /* Object-specific fields */
1060
1061         acpi_ex_dump_object(obj_desc, acpi_ex_dump_info[obj_desc->common.type]);
1062         return_VOID;
1063 }
1064
1065 #endif