drivers/acpi/acpica/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 "accommon.h"
  46 #include "acinterp.h"
  47 #include "amlcode.h"
  48 #include "acnamesp.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.class), "Class"},
 220         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.target_type), "Target Type"},
 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("Class Name",
 418                                            (char *)
 419                                            acpi_ut_get_reference_name
 420                                            (obj_desc));
 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                 acpi_os_printf("Reference: [%s] ",
 499                                acpi_ut_get_reference_name(obj_desc));
 500
 501                 switch (obj_desc->reference.class) {
 502                 case ACPI_REFCLASS_DEBUG:
 503
 504                         acpi_os_printf("\n");
 505                         break;
 506
 507                 case ACPI_REFCLASS_INDEX:
 508
 509                         acpi_os_printf("%p\n", obj_desc->reference.object);
 510                         break;
 511
 512                 case ACPI_REFCLASS_TABLE:
 513
 514                         acpi_os_printf("Table Index %X\n",
 515                                        obj_desc->reference.value);
 516                         break;
 517
 518                 case ACPI_REFCLASS_REFOF:
 519
 520                         acpi_os_printf("%p [%s]\n", obj_desc->reference.object,
 521                                        acpi_ut_get_type_name(((union
 522                                                                acpi_operand_object
 523                                                                *)
 524                                                               obj_desc->
 525                                                               reference.
 526                                                               object)->common.
 527                                                              type));
 528                         break;
 529
 530                 case ACPI_REFCLASS_ARG:
 531
 532                         acpi_os_printf("%X", obj_desc->reference.value);
 533
 534                         if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
 535
 536                                 /* Value is an Integer */
 537
 538                                 acpi_os_printf(" value is [%8.8X%8.8x]",
 539                                                ACPI_FORMAT_UINT64(obj_desc->
 540                                                                   integer.
 541                                                                   value));
 542                         }
 543
 544                         acpi_os_printf("\n");
 545                         break;
 546
 547                 case ACPI_REFCLASS_LOCAL:
 548
 549                         acpi_os_printf("%X", obj_desc->reference.value);
 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 ACPI_REFCLASS_NAME:
 565
 566                         acpi_os_printf("- [%4.4s]\n",
 567                                        obj_desc->reference.node->name.ascii);
 568                         break;
 569
 570                 default:        /* Unknown reference class */
 571
 572                         acpi_os_printf("%2.2X\n", obj_desc->reference.class);
 573                         break;
 574                 }
 575                 break;
 576
 577         case ACPI_TYPE_BUFFER:
 578
 579                 acpi_os_printf("Buffer length %.2X @ %p\n",
 580                                obj_desc->buffer.length,
 581                                obj_desc->buffer.pointer);
 582
 583                 /* Debug only -- dump the buffer contents */
 584
 585                 if (obj_desc->buffer.pointer) {
 586                         length = obj_desc->buffer.length;
 587                         if (length > 128) {
 588                                 length = 128;
 589                         }
 590
 591                         acpi_os_printf
 592                             ("Buffer Contents: (displaying length 0x%.2X)\n",
 593                              length);
 594                         ACPI_DUMP_BUFFER(obj_desc->buffer.pointer, length);
 595                 }
 596                 break;
 597
 598         case ACPI_TYPE_INTEGER:
 599
 600                 acpi_os_printf("Integer %8.8X%8.8X\n",
 601                                ACPI_FORMAT_UINT64(obj_desc->integer.value));
 602                 break;
 603
 604         case ACPI_TYPE_PACKAGE:
 605
 606                 acpi_os_printf("Package [Len %X] ElementArray %p\n",
 607                                obj_desc->package.count,
 608                                obj_desc->package.elements);
 609
 610                 /*
 611                  * If elements exist, package element pointer is valid,
 612                  * and debug_level exceeds 1, dump package's elements.
 613                  */
 614                 if (obj_desc->package.count &&
 615                     obj_desc->package.elements && acpi_dbg_level > 1) {
 616                         for (index = 0; index < obj_desc->package.count;
 617                              index++) {
 618                                 acpi_ex_dump_operand(obj_desc->package.
 619                                                      elements[index],
 620                                                      depth + 1);
 621                         }
 622                 }
 623                 break;
 624
 625         case ACPI_TYPE_REGION:
 626
 627                 acpi_os_printf("Region %s (%X)",
 628                                acpi_ut_get_region_name(obj_desc->region.
 629                                                        space_id),
 630                                obj_desc->region.space_id);
 631
 632                 /*
 633                  * If the address and length have not been evaluated,
 634                  * don't print them.
 635                  */
 636                 if (!(obj_desc->region.flags & AOPOBJ_DATA_VALID)) {
 637                         acpi_os_printf("\n");
 638                 } else {
 639                         acpi_os_printf(" base %8.8X%8.8X Length %X\n",
 640                                        ACPI_FORMAT_NATIVE_UINT(obj_desc->region.
 641                                                                address),
 642                                        obj_desc->region.length);
 643                 }
 644                 break;
 645
 646         case ACPI_TYPE_STRING:
 647
 648                 acpi_os_printf("String length %X @ %p ",
 649                                obj_desc->string.length,
 650                                obj_desc->string.pointer);
 651
 652                 acpi_ut_print_string(obj_desc->string.pointer, ACPI_UINT8_MAX);
 653                 acpi_os_printf("\n");
 654                 break;
 655
 656         case ACPI_TYPE_LOCAL_BANK_FIELD:
 657
 658                 acpi_os_printf("BankField\n");
 659                 break;
 660
 661         case ACPI_TYPE_LOCAL_REGION_FIELD:
 662
 663                 acpi_os_printf
 664                     ("RegionField: Bits=%X AccWidth=%X Lock=%X Update=%X at byte=%X bit=%X of below:\n",
 665                      obj_desc->field.bit_length,
 666                      obj_desc->field.access_byte_width,
 667                      obj_desc->field.field_flags & AML_FIELD_LOCK_RULE_MASK,
 668                      obj_desc->field.field_flags & AML_FIELD_UPDATE_RULE_MASK,
 669                      obj_desc->field.base_byte_offset,
 670                      obj_desc->field.start_field_bit_offset);
 671
 672                 acpi_ex_dump_operand(obj_desc->field.region_obj, depth + 1);
 673                 break;
 674
 675         case ACPI_TYPE_LOCAL_INDEX_FIELD:
 676
 677                 acpi_os_printf("IndexField\n");
 678                 break;
 679
 680         case ACPI_TYPE_BUFFER_FIELD:
 681
 682                 acpi_os_printf("BufferField: %X bits at byte %X bit %X of\n",
 683                                obj_desc->buffer_field.bit_length,
 684                                obj_desc->buffer_field.base_byte_offset,
 685                                obj_desc->buffer_field.start_field_bit_offset);
 686
 687                 if (!obj_desc->buffer_field.buffer_obj) {
 688                         ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "*NULL*\n"));
 689                 } else
 690                     if (ACPI_GET_OBJECT_TYPE(obj_desc->buffer_field.buffer_obj)
 691                         != ACPI_TYPE_BUFFER) {
 692                         acpi_os_printf("*not a Buffer*\n");
 693                 } else {
 694                         acpi_ex_dump_operand(obj_desc->buffer_field.buffer_obj,
 695                                              depth + 1);
 696                 }
 697                 break;
 698
 699         case ACPI_TYPE_EVENT:
 700
 701                 acpi_os_printf("Event\n");
 702                 break;
 703
 704         case ACPI_TYPE_METHOD:
 705
 706                 acpi_os_printf("Method(%X) @ %p:%X\n",
 707                                obj_desc->method.param_count,
 708                                obj_desc->method.aml_start,
 709                                obj_desc->method.aml_length);
 710                 break;
 711
 712         case ACPI_TYPE_MUTEX:
 713
 714                 acpi_os_printf("Mutex\n");
 715                 break;
 716
 717         case ACPI_TYPE_DEVICE:
 718
 719                 acpi_os_printf("Device\n");
 720                 break;
 721
 722         case ACPI_TYPE_POWER:
 723
 724                 acpi_os_printf("Power\n");
 725                 break;
 726
 727         case ACPI_TYPE_PROCESSOR:
 728
 729                 acpi_os_printf("Processor\n");
 730                 break;
 731
 732         case ACPI_TYPE_THERMAL:
 733
 734                 acpi_os_printf("Thermal\n");
 735                 break;
 736
 737         default:
 738                 /* Unknown Type */
 739
 740                 acpi_os_printf("Unknown Type %X\n",
 741                                ACPI_GET_OBJECT_TYPE(obj_desc));
 742                 break;
 743         }
 744
 745         return;
 746 }
 747
 748 /*******************************************************************************
 749  *
 750  * FUNCTION:    acpi_ex_dump_operands
 751  *
 752  * PARAMETERS:  Operands            - A list of Operand objects
 753  *              opcode_name         - AML opcode name
 754  *              num_operands        - Operand count for this opcode
 755  *
 756  * DESCRIPTION: Dump the operands associated with the opcode
 757  *
 758  ******************************************************************************/
 759
 760 void
 761 acpi_ex_dump_operands(union acpi_operand_object **operands,
 762                       const char *opcode_name, u32 num_operands)
 763 {
 764         ACPI_FUNCTION_NAME(ex_dump_operands);
 765
 766         if (!opcode_name) {
 767                 opcode_name = "UNKNOWN";
 768         }
 769
 770         ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 771                           "**** Start operand dump for opcode [%s], %d operands\n",
 772                           opcode_name, num_operands));
 773
 774         if (num_operands == 0) {
 775                 num_operands = 1;
 776         }
 777
 778         /* Dump the individual operands */
 779
 780         while (num_operands) {
 781                 acpi_ex_dump_operand(*operands, 0);
 782                 operands++;
 783                 num_operands--;
 784         }
 785
 786         ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 787                           "**** End operand dump for [%s]\n", opcode_name));
 788         return;
 789 }
 790
 791 /*******************************************************************************
 792  *
 793  * FUNCTION:    acpi_ex_out* functions
 794  *
 795  * PARAMETERS:  Title               - Descriptive text
 796  *              Value               - Value to be displayed
 797  *
 798  * DESCRIPTION: Object dump output formatting functions.  These functions
 799  *              reduce the number of format strings required and keeps them
 800  *              all in one place for easy modification.
 801  *
 802  ******************************************************************************/
 803
 804 static void acpi_ex_out_string(char *title, char *value)
 805 {
 806         acpi_os_printf("%20s : %s\n", title, value);
 807 }
 808
 809 static void acpi_ex_out_pointer(char *title, void *value)
 810 {
 811         acpi_os_printf("%20s : %p\n", title, value);
 812 }
 813
 814 /*******************************************************************************
 815  *
 816  * FUNCTION:    acpi_ex_dump_namespace_node
 817  *
 818  * PARAMETERS:  Node                - Descriptor to dump
 819  *              Flags               - Force display if TRUE
 820  *
 821  * DESCRIPTION: Dumps the members of the given.Node
 822  *
 823  ******************************************************************************/
 824
 825 void acpi_ex_dump_namespace_node(struct acpi_namespace_node *node, u32 flags)
 826 {
 827
 828         ACPI_FUNCTION_ENTRY();
 829
 830         if (!flags) {
 831                 if (!((ACPI_LV_OBJECTS & acpi_dbg_level)
 832                       && (_COMPONENT & acpi_dbg_layer))) {
 833                         return;
 834                 }
 835         }
 836
 837         acpi_os_printf("%20s : %4.4s\n", "Name", acpi_ut_get_node_name(node));
 838         acpi_ex_out_string("Type", acpi_ut_get_type_name(node->type));
 839         acpi_ex_out_pointer("Attached Object",
 840                             acpi_ns_get_attached_object(node));
 841         acpi_ex_out_pointer("Parent", acpi_ns_get_parent_node(node));
 842
 843         acpi_ex_dump_object(ACPI_CAST_PTR(union acpi_operand_object, node),
 844                             acpi_ex_dump_node);
 845 }
 846
 847 /*******************************************************************************
 848  *
 849  * FUNCTION:    acpi_ex_dump_reference_obj
 850  *
 851  * PARAMETERS:  Object              - Descriptor to dump
 852  *
 853  * DESCRIPTION: Dumps a reference object
 854  *
 855  ******************************************************************************/
 856
 857 static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc)
 858 {
 859         struct acpi_buffer ret_buf;
 860         acpi_status status;
 861
 862         ret_buf.length = ACPI_ALLOCATE_LOCAL_BUFFER;
 863
 864         if (obj_desc->reference.class == ACPI_REFCLASS_NAME) {
 865                 acpi_os_printf(" %p ", obj_desc->reference.node);
 866
 867                 status =
 868                     acpi_ns_handle_to_pathname(obj_desc->reference.node,
 869                                                &ret_buf);
 870                 if (ACPI_FAILURE(status)) {
 871                         acpi_os_printf(" Could not convert name to pathname\n");
 872                 } else {
 873                         acpi_os_printf("%s\n", (char *)ret_buf.pointer);
 874                         ACPI_FREE(ret_buf.pointer);
 875                 }
 876         } else if (obj_desc->reference.object) {
 877                 if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) ==
 878                     ACPI_DESC_TYPE_OPERAND) {
 879                         acpi_os_printf(" Target: %p",
 880                                        obj_desc->reference.object);
 881                         if (obj_desc->reference.class == ACPI_REFCLASS_TABLE) {
 882                                 acpi_os_printf(" Table Index: %X\n",
 883                                                obj_desc->reference.value);
 884                         } else {
 885                                 acpi_os_printf(" Target: %p [%s]\n",
 886                                                obj_desc->reference.object,
 887                                                acpi_ut_get_type_name(((union
 888                                                                        acpi_operand_object
 889                                                                        *)
 890                                                                       obj_desc->
 891                                                                       reference.
 892                                                                       object)->
 893                                                                      common.
 894                                                                      type));
 895                         }
 896                 } else {
 897                         acpi_os_printf(" Target: %p\n",
 898                                        obj_desc->reference.object);
 899                 }
 900         }
 901 }
 902
 903 /*******************************************************************************
 904  *
 905  * FUNCTION:    acpi_ex_dump_package_obj
 906  *
 907  * PARAMETERS:  obj_desc            - Descriptor to dump
 908  *              Level               - Indentation Level
 909  *              Index               - Package index for this object
 910  *
 911  * DESCRIPTION: Dumps the elements of the package
 912  *
 913  ******************************************************************************/
 914
 915 static void
 916 acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
 917                          u32 level, u32 index)
 918 {
 919         u32 i;
 920
 921         /* Indentation and index output */
 922
 923         if (level > 0) {
 924                 for (i = 0; i < level; i++) {
 925                         acpi_os_printf(" ");
 926                 }
 927
 928                 acpi_os_printf("[%.2d] ", index);
 929         }
 930
 931         acpi_os_printf("%p ", obj_desc);
 932
 933         /* Null package elements are allowed */
 934
 935         if (!obj_desc) {
 936                 acpi_os_printf("[Null Object]\n");
 937                 return;
 938         }
 939
 940         /* Packages may only contain a few object types */
 941
 942         switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
 943         case ACPI_TYPE_INTEGER:
 944
 945                 acpi_os_printf("[Integer] = %8.8X%8.8X\n",
 946                                ACPI_FORMAT_UINT64(obj_desc->integer.value));
 947                 break;
 948
 949         case ACPI_TYPE_STRING:
 950
 951                 acpi_os_printf("[String] Value: ");
 952                 for (i = 0; i < obj_desc->string.length; i++) {
 953                         acpi_os_printf("%c", obj_desc->string.pointer[i]);
 954                 }
 955                 acpi_os_printf("\n");
 956                 break;
 957
 958         case ACPI_TYPE_BUFFER:
 959
 960                 acpi_os_printf("[Buffer] Length %.2X = ",
 961                                obj_desc->buffer.length);
 962                 if (obj_desc->buffer.length) {
 963                         acpi_ut_dump_buffer(ACPI_CAST_PTR
 964                                             (u8, obj_desc->buffer.pointer),
 965                                             obj_desc->buffer.length,
 966                                             DB_DWORD_DISPLAY, _COMPONENT);
 967                 } else {
 968                         acpi_os_printf("\n");
 969                 }
 970                 break;
 971
 972         case ACPI_TYPE_PACKAGE:
 973
 974                 acpi_os_printf("[Package] Contains %d Elements:\n",
 975                                obj_desc->package.count);
 976
 977                 for (i = 0; i < obj_desc->package.count; i++) {
 978                         acpi_ex_dump_package_obj(obj_desc->package.elements[i],
 979                                                  level + 1, i);
 980                 }
 981                 break;
 982
 983         case ACPI_TYPE_LOCAL_REFERENCE:
 984
 985                 acpi_os_printf("[Object Reference] Type [%s] %2.2X",
 986                                acpi_ut_get_reference_name(obj_desc),
 987                                obj_desc->reference.class);
 988                 acpi_ex_dump_reference_obj(obj_desc);
 989                 break;
 990
 991         default:
 992
 993                 acpi_os_printf("[Unknown Type] %X\n",
 994                                ACPI_GET_OBJECT_TYPE(obj_desc));
 995                 break;
 996         }
 997 }
 998
 999 /*******************************************************************************
1000  *
1001  * FUNCTION:    acpi_ex_dump_object_descriptor
1002  *
1003  * PARAMETERS:  obj_desc            - Descriptor to dump
1004  *              Flags               - Force display if TRUE
1005  *
1006  * DESCRIPTION: Dumps the members of the object descriptor given.
1007  *
1008  ******************************************************************************/
1009
1010 void
1011 acpi_ex_dump_object_descriptor(union acpi_operand_object *obj_desc, u32 flags)
1012 {
1013         ACPI_FUNCTION_TRACE(ex_dump_object_descriptor);
1014
1015         if (!obj_desc) {
1016                 return_VOID;
1017         }
1018
1019         if (!flags) {
1020                 if (!((ACPI_LV_OBJECTS & acpi_dbg_level)
1021                       && (_COMPONENT & acpi_dbg_layer))) {
1022                         return_VOID;
1023                 }
1024         }
1025
1026         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
1027                 acpi_ex_dump_namespace_node((struct acpi_namespace_node *)
1028                                             obj_desc, flags);
1029
1030                 acpi_os_printf("\nAttached Object (%p):\n",
1031                                ((struct acpi_namespace_node *)obj_desc)->
1032                                object);
1033
1034                 acpi_ex_dump_object_descriptor(((struct acpi_namespace_node *)
1035                                                 obj_desc)->object, flags);
1036                 return_VOID;
1037         }
1038
1039         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
1040                 acpi_os_printf
1041                     ("ExDumpObjectDescriptor: %p is not an ACPI operand object: [%s]\n",
1042                      obj_desc, acpi_ut_get_descriptor_name(obj_desc));
1043                 return_VOID;
1044         }
1045
1046         if (obj_desc->common.type > ACPI_TYPE_NS_NODE_MAX) {
1047                 return_VOID;
1048         }
1049
1050         /* Common Fields */
1051
1052         acpi_ex_dump_object(obj_desc, acpi_ex_dump_common);
1053
1054         /* Object-specific fields */
1055
1056         acpi_ex_dump_object(obj_desc, acpi_ex_dump_info[obj_desc->common.type]);
1057         return_VOID;
1058 }
1059
1060 #endif