linux/drivers/acpi/acpica/exdump.c
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   1/******************************************************************************
   2 *
   3 * Module Name: exdump - Interpreter debug output routines
   4 *
   5 *****************************************************************************/
   6
   7/*
   8 * Copyright (C) 2000 - 2015, Intel Corp.
   9 * All rights reserved.
  10 *
  11 * Redistribution and use in source and binary forms, with or without
  12 * modification, are permitted provided that the following conditions
  13 * are met:
  14 * 1. Redistributions of source code must retain the above copyright
  15 *    notice, this list of conditions, and the following disclaimer,
  16 *    without modification.
  17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  18 *    substantially similar to the "NO WARRANTY" disclaimer below
  19 *    ("Disclaimer") and any redistribution must be conditioned upon
  20 *    including a substantially similar Disclaimer requirement for further
  21 *    binary redistribution.
  22 * 3. Neither the names of the above-listed copyright holders nor the names
  23 *    of any contributors may be used to endorse or promote products derived
  24 *    from this software without specific prior written permission.
  25 *
  26 * Alternatively, this software may be distributed under the terms of the
  27 * GNU General Public License ("GPL") version 2 as published by the Free
  28 * Software Foundation.
  29 *
  30 * NO WARRANTY
  31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  41 * POSSIBILITY OF SUCH DAMAGES.
  42 */
  43
  44#include <acpi/acpi.h>
  45#include "accommon.h"
  46#include "acinterp.h"
  47#include "amlcode.h"
  48#include "acnamesp.h"
  49
  50#define _COMPONENT          ACPI_EXECUTER
  51ACPI_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 */
  58static void acpi_ex_out_string(char *title, char *value);
  59
  60static void acpi_ex_out_pointer(char *title, void *value);
  61
  62static void
  63acpi_ex_dump_object(union acpi_operand_object *obj_desc,
  64                    struct acpi_exdump_info *info);
  65
  66static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc);
  67
  68static void
  69acpi_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
  81static 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
  86static 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
  93static 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_NODE, ACPI_EXD_OFFSET(buffer.node), "Parent Node"},
  98        {ACPI_EXD_BUFFER, 0, NULL}
  99};
 100
 101static struct acpi_exdump_info acpi_ex_dump_package[6] = {
 102        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_package), NULL},
 103        {ACPI_EXD_NODE, ACPI_EXD_OFFSET(package.node), "Parent Node"},
 104        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(package.flags), "Flags"},
 105        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(package.count), "Elements"},
 106        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(package.elements), "Element List"},
 107        {ACPI_EXD_PACKAGE, 0, NULL}
 108};
 109
 110static struct acpi_exdump_info acpi_ex_dump_device[4] = {
 111        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_device), NULL},
 112        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.notify_list[0]),
 113         "System Notify"},
 114        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.notify_list[1]),
 115         "Device Notify"},
 116        {ACPI_EXD_HDLR_LIST, ACPI_EXD_OFFSET(device.handler), "Handler"}
 117};
 118
 119static struct acpi_exdump_info acpi_ex_dump_event[2] = {
 120        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_event), NULL},
 121        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(event.os_semaphore), "OsSemaphore"}
 122};
 123
 124static struct acpi_exdump_info acpi_ex_dump_method[9] = {
 125        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_method), NULL},
 126        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.info_flags), "Info Flags"},
 127        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.param_count),
 128         "Parameter Count"},
 129        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.sync_level), "Sync Level"},
 130        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.mutex), "Mutex"},
 131        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.owner_id), "Owner Id"},
 132        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.thread_count), "Thread Count"},
 133        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(method.aml_length), "Aml Length"},
 134        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.aml_start), "Aml Start"}
 135};
 136
 137static struct acpi_exdump_info acpi_ex_dump_mutex[6] = {
 138        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_mutex), NULL},
 139        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(mutex.sync_level), "Sync Level"},
 140        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(mutex.original_sync_level),
 141         "Original Sync Level"},
 142        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(mutex.owner_thread), "Owner Thread"},
 143        {ACPI_EXD_UINT16, ACPI_EXD_OFFSET(mutex.acquisition_depth),
 144         "Acquire Depth"},
 145        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(mutex.os_mutex), "OsMutex"}
 146};
 147
 148static struct acpi_exdump_info acpi_ex_dump_region[8] = {
 149        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region), NULL},
 150        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.space_id), "Space Id"},
 151        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.flags), "Flags"},
 152        {ACPI_EXD_NODE, ACPI_EXD_OFFSET(region.node), "Parent Node"},
 153        {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(region.address), "Address"},
 154        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(region.length), "Length"},
 155        {ACPI_EXD_HDLR_LIST, ACPI_EXD_OFFSET(region.handler), "Handler"},
 156        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(region.next), "Next"}
 157};
 158
 159static struct acpi_exdump_info acpi_ex_dump_power[6] = {
 160        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_power), NULL},
 161        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.system_level),
 162         "System Level"},
 163        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.resource_order),
 164         "Resource Order"},
 165        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.notify_list[0]),
 166         "System Notify"},
 167        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.notify_list[1]),
 168         "Device Notify"},
 169        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.handler), "Handler"}
 170};
 171
 172static struct acpi_exdump_info acpi_ex_dump_processor[7] = {
 173        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_processor), NULL},
 174        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.proc_id), "Processor ID"},
 175        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.length), "Length"},
 176        {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(processor.address), "Address"},
 177        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.notify_list[0]),
 178         "System Notify"},
 179        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.notify_list[1]),
 180         "Device Notify"},
 181        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.handler), "Handler"}
 182};
 183
 184static struct acpi_exdump_info acpi_ex_dump_thermal[4] = {
 185        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_thermal), NULL},
 186        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.notify_list[0]),
 187         "System Notify"},
 188        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.notify_list[1]),
 189         "Device Notify"},
 190        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.handler), "Handler"}
 191};
 192
 193static struct acpi_exdump_info acpi_ex_dump_buffer_field[3] = {
 194        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_buffer_field), NULL},
 195        {ACPI_EXD_FIELD, 0, NULL},
 196        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer_field.buffer_obj),
 197         "Buffer Object"}
 198};
 199
 200static struct acpi_exdump_info acpi_ex_dump_region_field[5] = {
 201        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region_field), NULL},
 202        {ACPI_EXD_FIELD, 0, NULL},
 203        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(field.access_length), "AccessLength"},
 204        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(field.region_obj), "Region Object"},
 205        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(field.resource_buffer),
 206         "ResourceBuffer"}
 207};
 208
 209static struct acpi_exdump_info acpi_ex_dump_bank_field[5] = {
 210        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
 211        {ACPI_EXD_FIELD, 0, NULL},
 212        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(bank_field.value), "Value"},
 213        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.region_obj),
 214         "Region Object"},
 215        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.bank_obj), "Bank Object"}
 216};
 217
 218static struct acpi_exdump_info acpi_ex_dump_index_field[5] = {
 219        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
 220        {ACPI_EXD_FIELD, 0, NULL},
 221        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(index_field.value), "Value"},
 222        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.index_obj),
 223         "Index Object"},
 224        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.data_obj), "Data Object"}
 225};
 226
 227static struct acpi_exdump_info acpi_ex_dump_reference[8] = {
 228        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_reference), NULL},
 229        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.class), "Class"},
 230        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.target_type), "Target Type"},
 231        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(reference.value), "Value"},
 232        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.object), "Object Desc"},
 233        {ACPI_EXD_NODE, ACPI_EXD_OFFSET(reference.node), "Node"},
 234        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.where), "Where"},
 235        {ACPI_EXD_REFERENCE, 0, NULL}
 236};
 237
 238static struct acpi_exdump_info acpi_ex_dump_address_handler[6] = {
 239        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_address_handler),
 240         NULL},
 241        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(address_space.space_id), "Space Id"},
 242        {ACPI_EXD_HDLR_LIST, ACPI_EXD_OFFSET(address_space.next), "Next"},
 243        {ACPI_EXD_RGN_LIST, ACPI_EXD_OFFSET(address_space.region_list),
 244         "Region List"},
 245        {ACPI_EXD_NODE, ACPI_EXD_OFFSET(address_space.node), "Node"},
 246        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.context), "Context"}
 247};
 248
 249static struct acpi_exdump_info acpi_ex_dump_notify[7] = {
 250        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_notify), NULL},
 251        {ACPI_EXD_NODE, ACPI_EXD_OFFSET(notify.node), "Node"},
 252        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(notify.handler_type), "Handler Type"},
 253        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.handler), "Handler"},
 254        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.context), "Context"},
 255        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.next[0]),
 256         "Next System Notify"},
 257        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.next[1]), "Next Device Notify"}
 258};
 259
 260static struct acpi_exdump_info acpi_ex_dump_extra[6] = {
 261        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_extra), NULL},
 262        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(extra.method_REG), "_REG Method"},
 263        {ACPI_EXD_NODE, ACPI_EXD_OFFSET(extra.scope_node), "Scope Node"},
 264        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(extra.region_context),
 265         "Region Context"},
 266        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(extra.aml_start), "Aml Start"},
 267        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(extra.aml_length), "Aml Length"}
 268};
 269
 270static struct acpi_exdump_info acpi_ex_dump_data[3] = {
 271        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_data), NULL},
 272        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(data.handler), "Handler"},
 273        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(data.pointer), "Raw Data"}
 274};
 275
 276/* Miscellaneous tables */
 277
 278static struct acpi_exdump_info acpi_ex_dump_common[5] = {
 279        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_common), NULL},
 280        {ACPI_EXD_TYPE, 0, NULL},
 281        {ACPI_EXD_UINT16, ACPI_EXD_OFFSET(common.reference_count),
 282         "Reference Count"},
 283        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common.flags), "Flags"},
 284        {ACPI_EXD_LIST, ACPI_EXD_OFFSET(common.next_object), "Object List"}
 285};
 286
 287static struct acpi_exdump_info acpi_ex_dump_field_common[7] = {
 288        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_field_common), NULL},
 289        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.field_flags),
 290         "Field Flags"},
 291        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.access_byte_width),
 292         "Access Byte Width"},
 293        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(common_field.bit_length),
 294         "Bit Length"},
 295        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.start_field_bit_offset),
 296         "Field Bit Offset"},
 297        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(common_field.base_byte_offset),
 298         "Base Byte Offset"},
 299        {ACPI_EXD_NODE, ACPI_EXD_OFFSET(common_field.node), "Parent Node"}
 300};
 301
 302static struct acpi_exdump_info acpi_ex_dump_node[7] = {
 303        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_node), NULL},
 304        {ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(flags), "Flags"},
 305        {ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(owner_id), "Owner Id"},
 306        {ACPI_EXD_LIST, ACPI_EXD_NSOFFSET(object), "Object List"},
 307        {ACPI_EXD_NODE, ACPI_EXD_NSOFFSET(parent), "Parent"},
 308        {ACPI_EXD_NODE, ACPI_EXD_NSOFFSET(child), "Child"},
 309        {ACPI_EXD_NODE, ACPI_EXD_NSOFFSET(peer), "Peer"}
 310};
 311
 312/* Dispatch table, indexed by object type */
 313
 314static struct acpi_exdump_info *acpi_ex_dump_info[] = {
 315        NULL,
 316        acpi_ex_dump_integer,
 317        acpi_ex_dump_string,
 318        acpi_ex_dump_buffer,
 319        acpi_ex_dump_package,
 320        NULL,
 321        acpi_ex_dump_device,
 322        acpi_ex_dump_event,
 323        acpi_ex_dump_method,
 324        acpi_ex_dump_mutex,
 325        acpi_ex_dump_region,
 326        acpi_ex_dump_power,
 327        acpi_ex_dump_processor,
 328        acpi_ex_dump_thermal,
 329        acpi_ex_dump_buffer_field,
 330        NULL,
 331        NULL,
 332        acpi_ex_dump_region_field,
 333        acpi_ex_dump_bank_field,
 334        acpi_ex_dump_index_field,
 335        acpi_ex_dump_reference,
 336        NULL,
 337        NULL,
 338        acpi_ex_dump_notify,
 339        acpi_ex_dump_address_handler,
 340        NULL,
 341        NULL,
 342        NULL,
 343        acpi_ex_dump_extra,
 344        acpi_ex_dump_data
 345};
 346
 347/*******************************************************************************
 348 *
 349 * FUNCTION:    acpi_ex_dump_object
 350 *
 351 * PARAMETERS:  obj_desc            - Descriptor to dump
 352 *              info                - Info table corresponding to this object
 353 *                                    type
 354 *
 355 * RETURN:      None
 356 *
 357 * DESCRIPTION: Walk the info table for this object
 358 *
 359 ******************************************************************************/
 360
 361static void
 362acpi_ex_dump_object(union acpi_operand_object *obj_desc,
 363                    struct acpi_exdump_info *info)
 364{
 365        u8 *target;
 366        char *name;
 367        const char *reference_name;
 368        u8 count;
 369        union acpi_operand_object *start;
 370        union acpi_operand_object *data = NULL;
 371        union acpi_operand_object *next;
 372        struct acpi_namespace_node *node;
 373
 374        if (!info) {
 375                acpi_os_printf
 376                    ("ExDumpObject: Display not implemented for object type %s\n",
 377                     acpi_ut_get_object_type_name(obj_desc));
 378                return;
 379        }
 380
 381        /* First table entry must contain the table length (# of table entries) */
 382
 383        count = info->offset;
 384
 385        while (count) {
 386                target = ACPI_ADD_PTR(u8, obj_desc, info->offset);
 387                name = info->name;
 388
 389                switch (info->opcode) {
 390                case ACPI_EXD_INIT:
 391
 392                        break;
 393
 394                case ACPI_EXD_TYPE:
 395
 396                        acpi_os_printf("%20s : %2.2X [%s]\n", "Type",
 397                                       obj_desc->common.type,
 398                                       acpi_ut_get_object_type_name(obj_desc));
 399                        break;
 400
 401                case ACPI_EXD_UINT8:
 402
 403                        acpi_os_printf("%20s : %2.2X\n", name, *target);
 404                        break;
 405
 406                case ACPI_EXD_UINT16:
 407
 408                        acpi_os_printf("%20s : %4.4X\n", name,
 409                                       ACPI_GET16(target));
 410                        break;
 411
 412                case ACPI_EXD_UINT32:
 413
 414                        acpi_os_printf("%20s : %8.8X\n", name,
 415                                       ACPI_GET32(target));
 416                        break;
 417
 418                case ACPI_EXD_UINT64:
 419
 420                        acpi_os_printf("%20s : %8.8X%8.8X\n", "Value",
 421                                       ACPI_FORMAT_UINT64(ACPI_GET64(target)));
 422                        break;
 423
 424                case ACPI_EXD_POINTER:
 425                case ACPI_EXD_ADDRESS:
 426
 427                        acpi_ex_out_pointer(name,
 428                                            *ACPI_CAST_PTR(void *, target));
 429                        break;
 430
 431                case ACPI_EXD_STRING:
 432
 433                        acpi_ut_print_string(obj_desc->string.pointer,
 434                                             ACPI_UINT8_MAX);
 435                        acpi_os_printf("\n");
 436                        break;
 437
 438                case ACPI_EXD_BUFFER:
 439
 440                        ACPI_DUMP_BUFFER(obj_desc->buffer.pointer,
 441                                         obj_desc->buffer.length);
 442                        break;
 443
 444                case ACPI_EXD_PACKAGE:
 445
 446                        /* Dump the package contents */
 447
 448                        acpi_os_printf("\nPackage Contents:\n");
 449                        acpi_ex_dump_package_obj(obj_desc, 0, 0);
 450                        break;
 451
 452                case ACPI_EXD_FIELD:
 453
 454                        acpi_ex_dump_object(obj_desc,
 455                                            acpi_ex_dump_field_common);
 456                        break;
 457
 458                case ACPI_EXD_REFERENCE:
 459
 460                        reference_name = acpi_ut_get_reference_name(obj_desc);
 461                        acpi_ex_out_string("Class Name",
 462                                           ACPI_CAST_PTR(char, reference_name));
 463                        acpi_ex_dump_reference_obj(obj_desc);
 464                        break;
 465
 466                case ACPI_EXD_LIST:
 467
 468                        start = *ACPI_CAST_PTR(void *, target);
 469                        next = start;
 470
 471                        acpi_os_printf("%20s : %p", name, next);
 472                        if (next) {
 473                                acpi_os_printf("(%s %2.2X)",
 474                                               acpi_ut_get_object_type_name
 475                                               (next), next->common.type);
 476
 477                                while (next->common.next_object) {
 478                                        if ((next->common.type ==
 479                                             ACPI_TYPE_LOCAL_DATA) && !data) {
 480                                                data = next;
 481                                        }
 482
 483                                        next = next->common.next_object;
 484                                        acpi_os_printf("->%p(%s %2.2X)", next,
 485                                                       acpi_ut_get_object_type_name
 486                                                       (next),
 487                                                       next->common.type);
 488
 489                                        if ((next == start) || (next == data)) {
 490                                                acpi_os_printf
 491                                                    ("\n**** Error: Object list appears to be circular linked");
 492                                                break;
 493                                        }
 494                                }
 495                        }
 496
 497                        acpi_os_printf("\n");
 498                        break;
 499
 500                case ACPI_EXD_HDLR_LIST:
 501
 502                        start = *ACPI_CAST_PTR(void *, target);
 503                        next = start;
 504
 505                        acpi_os_printf("%20s : %p", name, next);
 506                        if (next) {
 507                                acpi_os_printf("(%s %2.2X)",
 508                                               acpi_ut_get_object_type_name
 509                                               (next), next->common.type);
 510
 511                                while (next->address_space.next) {
 512                                        if ((next->common.type ==
 513                                             ACPI_TYPE_LOCAL_DATA) && !data) {
 514                                                data = next;
 515                                        }
 516
 517                                        next = next->address_space.next;
 518                                        acpi_os_printf("->%p(%s %2.2X)", next,
 519                                                       acpi_ut_get_object_type_name
 520                                                       (next),
 521                                                       next->common.type);
 522
 523                                        if ((next == start) || (next == data)) {
 524                                                acpi_os_printf
 525                                                    ("\n**** Error: Handler list appears to be circular linked");
 526                                                break;
 527                                        }
 528                                }
 529                        }
 530
 531                        acpi_os_printf("\n");
 532                        break;
 533
 534                case ACPI_EXD_RGN_LIST:
 535
 536                        start = *ACPI_CAST_PTR(void *, target);
 537                        next = start;
 538
 539                        acpi_os_printf("%20s : %p", name, next);
 540                        if (next) {
 541                                acpi_os_printf("(%s %2.2X)",
 542                                               acpi_ut_get_object_type_name
 543                                               (next), next->common.type);
 544
 545                                while (next->region.next) {
 546                                        if ((next->common.type ==
 547                                             ACPI_TYPE_LOCAL_DATA) && !data) {
 548                                                data = next;
 549                                        }
 550
 551                                        next = next->region.next;
 552                                        acpi_os_printf("->%p(%s %2.2X)", next,
 553                                                       acpi_ut_get_object_type_name
 554                                                       (next),
 555                                                       next->common.type);
 556
 557                                        if ((next == start) || (next == data)) {
 558                                                acpi_os_printf
 559                                                    ("\n**** Error: Region list appears to be circular linked");
 560                                                break;
 561                                        }
 562                                }
 563                        }
 564
 565                        acpi_os_printf("\n");
 566                        break;
 567
 568                case ACPI_EXD_NODE:
 569
 570                        node =
 571                            *ACPI_CAST_PTR(struct acpi_namespace_node *,
 572                                           target);
 573
 574                        acpi_os_printf("%20s : %p", name, node);
 575                        if (node) {
 576                                acpi_os_printf(" [%4.4s]", node->name.ascii);
 577                        }
 578                        acpi_os_printf("\n");
 579                        break;
 580
 581                default:
 582
 583                        acpi_os_printf("**** Invalid table opcode [%X] ****\n",
 584                                       info->opcode);
 585                        return;
 586                }
 587
 588                info++;
 589                count--;
 590        }
 591}
 592
 593/*******************************************************************************
 594 *
 595 * FUNCTION:    acpi_ex_dump_operand
 596 *
 597 * PARAMETERS:  *obj_desc       - Pointer to entry to be dumped
 598 *              depth           - Current nesting depth
 599 *
 600 * RETURN:      None
 601 *
 602 * DESCRIPTION: Dump an operand object
 603 *
 604 ******************************************************************************/
 605
 606void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth)
 607{
 608        u32 length;
 609        u32 index;
 610
 611        ACPI_FUNCTION_NAME(ex_dump_operand)
 612
 613            /* Check if debug output enabled */
 614            if (!ACPI_IS_DEBUG_ENABLED(ACPI_LV_EXEC, _COMPONENT)) {
 615                return;
 616        }
 617
 618        if (!obj_desc) {
 619
 620                /* This could be a null element of a package */
 621
 622                ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Null Object Descriptor\n"));
 623                return;
 624        }
 625
 626        if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
 627                ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p Namespace Node: ",
 628                                  obj_desc));
 629                ACPI_DUMP_ENTRY(obj_desc, ACPI_LV_EXEC);
 630                return;
 631        }
 632
 633        if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
 634                ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 635                                  "%p is not a node or operand object: [%s]\n",
 636                                  obj_desc,
 637                                  acpi_ut_get_descriptor_name(obj_desc)));
 638                ACPI_DUMP_BUFFER(obj_desc, sizeof(union acpi_operand_object));
 639                return;
 640        }
 641
 642        /* obj_desc is a valid object */
 643
 644        if (depth > 0) {
 645                ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%*s[%u] %p ",
 646                                  depth, " ", depth, obj_desc));
 647        } else {
 648                ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p ", obj_desc));
 649        }
 650
 651        /* Decode object type */
 652
 653        switch (obj_desc->common.type) {
 654        case ACPI_TYPE_LOCAL_REFERENCE:
 655
 656                acpi_os_printf("Reference: [%s] ",
 657                               acpi_ut_get_reference_name(obj_desc));
 658
 659                switch (obj_desc->reference.class) {
 660                case ACPI_REFCLASS_DEBUG:
 661
 662                        acpi_os_printf("\n");
 663                        break;
 664
 665                case ACPI_REFCLASS_INDEX:
 666
 667                        acpi_os_printf("%p\n", obj_desc->reference.object);
 668                        break;
 669
 670                case ACPI_REFCLASS_TABLE:
 671
 672                        acpi_os_printf("Table Index %X\n",
 673                                       obj_desc->reference.value);
 674                        break;
 675
 676                case ACPI_REFCLASS_REFOF:
 677
 678                        acpi_os_printf("%p [%s]\n", obj_desc->reference.object,
 679                                       acpi_ut_get_type_name(((union
 680                                                               acpi_operand_object
 681                                                               *)
 682                                                              obj_desc->
 683                                                              reference.
 684                                                              object)->common.
 685                                                             type));
 686                        break;
 687
 688                case ACPI_REFCLASS_NAME:
 689
 690                        acpi_os_printf("- [%4.4s]\n",
 691                                       obj_desc->reference.node->name.ascii);
 692                        break;
 693
 694                case ACPI_REFCLASS_ARG:
 695                case ACPI_REFCLASS_LOCAL:
 696
 697                        acpi_os_printf("%X\n", obj_desc->reference.value);
 698                        break;
 699
 700                default:        /* Unknown reference class */
 701
 702                        acpi_os_printf("%2.2X\n", obj_desc->reference.class);
 703                        break;
 704                }
 705                break;
 706
 707        case ACPI_TYPE_BUFFER:
 708
 709                acpi_os_printf("Buffer length %.2X @ %p\n",
 710                               obj_desc->buffer.length,
 711                               obj_desc->buffer.pointer);
 712
 713                /* Debug only -- dump the buffer contents */
 714
 715                if (obj_desc->buffer.pointer) {
 716                        length = obj_desc->buffer.length;
 717                        if (length > 128) {
 718                                length = 128;
 719                        }
 720
 721                        acpi_os_printf
 722                            ("Buffer Contents: (displaying length 0x%.2X)\n",
 723                             length);
 724                        ACPI_DUMP_BUFFER(obj_desc->buffer.pointer, length);
 725                }
 726                break;
 727
 728        case ACPI_TYPE_INTEGER:
 729
 730                acpi_os_printf("Integer %8.8X%8.8X\n",
 731                               ACPI_FORMAT_UINT64(obj_desc->integer.value));
 732                break;
 733
 734        case ACPI_TYPE_PACKAGE:
 735
 736                acpi_os_printf("Package [Len %X] ElementArray %p\n",
 737                               obj_desc->package.count,
 738                               obj_desc->package.elements);
 739
 740                /*
 741                 * If elements exist, package element pointer is valid,
 742                 * and debug_level exceeds 1, dump package's elements.
 743                 */
 744                if (obj_desc->package.count &&
 745                    obj_desc->package.elements && acpi_dbg_level > 1) {
 746                        for (index = 0; index < obj_desc->package.count;
 747                             index++) {
 748                                acpi_ex_dump_operand(obj_desc->package.
 749                                                     elements[index],
 750                                                     depth + 1);
 751                        }
 752                }
 753                break;
 754
 755        case ACPI_TYPE_REGION:
 756
 757                acpi_os_printf("Region %s (%X)",
 758                               acpi_ut_get_region_name(obj_desc->region.
 759                                                       space_id),
 760                               obj_desc->region.space_id);
 761
 762                /*
 763                 * If the address and length have not been evaluated,
 764                 * don't print them.
 765                 */
 766                if (!(obj_desc->region.flags & AOPOBJ_DATA_VALID)) {
 767                        acpi_os_printf("\n");
 768                } else {
 769                        acpi_os_printf(" base %8.8X%8.8X Length %X\n",
 770                                       ACPI_FORMAT_NATIVE_UINT(obj_desc->region.
 771                                                               address),
 772                                       obj_desc->region.length);
 773                }
 774                break;
 775
 776        case ACPI_TYPE_STRING:
 777
 778                acpi_os_printf("String length %X @ %p ",
 779                               obj_desc->string.length,
 780                               obj_desc->string.pointer);
 781
 782                acpi_ut_print_string(obj_desc->string.pointer, ACPI_UINT8_MAX);
 783                acpi_os_printf("\n");
 784                break;
 785
 786        case ACPI_TYPE_LOCAL_BANK_FIELD:
 787
 788                acpi_os_printf("BankField\n");
 789                break;
 790
 791        case ACPI_TYPE_LOCAL_REGION_FIELD:
 792
 793                acpi_os_printf
 794                    ("RegionField: Bits=%X AccWidth=%X Lock=%X Update=%X at "
 795                     "byte=%X bit=%X of below:\n", obj_desc->field.bit_length,
 796                     obj_desc->field.access_byte_width,
 797                     obj_desc->field.field_flags & AML_FIELD_LOCK_RULE_MASK,
 798                     obj_desc->field.field_flags & AML_FIELD_UPDATE_RULE_MASK,
 799                     obj_desc->field.base_byte_offset,
 800                     obj_desc->field.start_field_bit_offset);
 801
 802                acpi_ex_dump_operand(obj_desc->field.region_obj, depth + 1);
 803                break;
 804
 805        case ACPI_TYPE_LOCAL_INDEX_FIELD:
 806
 807                acpi_os_printf("IndexField\n");
 808                break;
 809
 810        case ACPI_TYPE_BUFFER_FIELD:
 811
 812                acpi_os_printf("BufferField: %X bits at byte %X bit %X of\n",
 813                               obj_desc->buffer_field.bit_length,
 814                               obj_desc->buffer_field.base_byte_offset,
 815                               obj_desc->buffer_field.start_field_bit_offset);
 816
 817                if (!obj_desc->buffer_field.buffer_obj) {
 818                        ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "*NULL*\n"));
 819                } else if ((obj_desc->buffer_field.buffer_obj)->common.type !=
 820                           ACPI_TYPE_BUFFER) {
 821                        acpi_os_printf("*not a Buffer*\n");
 822                } else {
 823                        acpi_ex_dump_operand(obj_desc->buffer_field.buffer_obj,
 824                                             depth + 1);
 825                }
 826                break;
 827
 828        case ACPI_TYPE_EVENT:
 829
 830                acpi_os_printf("Event\n");
 831                break;
 832
 833        case ACPI_TYPE_METHOD:
 834
 835                acpi_os_printf("Method(%X) @ %p:%X\n",
 836                               obj_desc->method.param_count,
 837                               obj_desc->method.aml_start,
 838                               obj_desc->method.aml_length);
 839                break;
 840
 841        case ACPI_TYPE_MUTEX:
 842
 843                acpi_os_printf("Mutex\n");
 844                break;
 845
 846        case ACPI_TYPE_DEVICE:
 847
 848                acpi_os_printf("Device\n");
 849                break;
 850
 851        case ACPI_TYPE_POWER:
 852
 853                acpi_os_printf("Power\n");
 854                break;
 855
 856        case ACPI_TYPE_PROCESSOR:
 857
 858                acpi_os_printf("Processor\n");
 859                break;
 860
 861        case ACPI_TYPE_THERMAL:
 862
 863                acpi_os_printf("Thermal\n");
 864                break;
 865
 866        default:
 867
 868                /* Unknown Type */
 869
 870                acpi_os_printf("Unknown Type %X\n", obj_desc->common.type);
 871                break;
 872        }
 873
 874        return;
 875}
 876
 877/*******************************************************************************
 878 *
 879 * FUNCTION:    acpi_ex_dump_operands
 880 *
 881 * PARAMETERS:  operands            - A list of Operand objects
 882 *              opcode_name         - AML opcode name
 883 *              num_operands        - Operand count for this opcode
 884 *
 885 * DESCRIPTION: Dump the operands associated with the opcode
 886 *
 887 ******************************************************************************/
 888
 889void
 890acpi_ex_dump_operands(union acpi_operand_object **operands,
 891                      const char *opcode_name, u32 num_operands)
 892{
 893        ACPI_FUNCTION_NAME(ex_dump_operands);
 894
 895        if (!opcode_name) {
 896                opcode_name = "UNKNOWN";
 897        }
 898
 899        ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 900                          "**** Start operand dump for opcode [%s], %u operands\n",
 901                          opcode_name, num_operands));
 902
 903        if (num_operands == 0) {
 904                num_operands = 1;
 905        }
 906
 907        /* Dump the individual operands */
 908
 909        while (num_operands) {
 910                acpi_ex_dump_operand(*operands, 0);
 911                operands++;
 912                num_operands--;
 913        }
 914
 915        ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 916                          "**** End operand dump for [%s]\n", opcode_name));
 917        return;
 918}
 919
 920/*******************************************************************************
 921 *
 922 * FUNCTION:    acpi_ex_out* functions
 923 *
 924 * PARAMETERS:  title               - Descriptive text
 925 *              value               - Value to be displayed
 926 *
 927 * DESCRIPTION: Object dump output formatting functions. These functions
 928 *              reduce the number of format strings required and keeps them
 929 *              all in one place for easy modification.
 930 *
 931 ******************************************************************************/
 932
 933static void acpi_ex_out_string(char *title, char *value)
 934{
 935        acpi_os_printf("%20s : %s\n", title, value);
 936}
 937
 938static void acpi_ex_out_pointer(char *title, void *value)
 939{
 940        acpi_os_printf("%20s : %p\n", title, value);
 941}
 942
 943/*******************************************************************************
 944 *
 945 * FUNCTION:    acpi_ex_dump_namespace_node
 946 *
 947 * PARAMETERS:  node                - Descriptor to dump
 948 *              flags               - Force display if TRUE
 949 *
 950 * DESCRIPTION: Dumps the members of the given.Node
 951 *
 952 ******************************************************************************/
 953
 954void acpi_ex_dump_namespace_node(struct acpi_namespace_node *node, u32 flags)
 955{
 956
 957        ACPI_FUNCTION_ENTRY();
 958
 959        if (!flags) {
 960
 961                /* Check if debug output enabled */
 962
 963                if (!ACPI_IS_DEBUG_ENABLED(ACPI_LV_OBJECTS, _COMPONENT)) {
 964                        return;
 965                }
 966        }
 967
 968        acpi_os_printf("%20s : %4.4s\n", "Name", acpi_ut_get_node_name(node));
 969        acpi_os_printf("%20s : %2.2X [%s]\n", "Type",
 970                       node->type, acpi_ut_get_type_name(node->type));
 971
 972        acpi_ex_dump_object(ACPI_CAST_PTR(union acpi_operand_object, node),
 973                            acpi_ex_dump_node);
 974}
 975
 976/*******************************************************************************
 977 *
 978 * FUNCTION:    acpi_ex_dump_reference_obj
 979 *
 980 * PARAMETERS:  object              - Descriptor to dump
 981 *
 982 * DESCRIPTION: Dumps a reference object
 983 *
 984 ******************************************************************************/
 985
 986static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc)
 987{
 988        struct acpi_buffer ret_buf;
 989        acpi_status status;
 990
 991        ret_buf.length = ACPI_ALLOCATE_LOCAL_BUFFER;
 992
 993        if (obj_desc->reference.class == ACPI_REFCLASS_NAME) {
 994                acpi_os_printf(" %p ", obj_desc->reference.node);
 995
 996                status =
 997                    acpi_ns_handle_to_pathname(obj_desc->reference.node,
 998                                               &ret_buf);
 999                if (ACPI_FAILURE(status)) {
1000                        acpi_os_printf(" Could not convert name to pathname\n");
1001                } else {
1002                        acpi_os_printf("%s\n", (char *)ret_buf.pointer);
1003                        ACPI_FREE(ret_buf.pointer);
1004                }
1005        } else if (obj_desc->reference.object) {
1006                if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) ==
1007                    ACPI_DESC_TYPE_OPERAND) {
1008                        acpi_os_printf(" Target: %p",
1009                                       obj_desc->reference.object);
1010                        if (obj_desc->reference.class == ACPI_REFCLASS_TABLE) {
1011                                acpi_os_printf(" Table Index: %X\n",
1012                                               obj_desc->reference.value);
1013                        } else {
1014                                acpi_os_printf(" Target: %p [%s]\n",
1015                                               obj_desc->reference.object,
1016                                               acpi_ut_get_type_name(((union
1017                                                                       acpi_operand_object
1018                                                                       *)
1019                                                                      obj_desc->
1020                                                                      reference.
1021                                                                      object)->
1022                                                                     common.
1023                                                                     type));
1024                        }
1025                } else {
1026                        acpi_os_printf(" Target: %p\n",
1027                                       obj_desc->reference.object);
1028                }
1029        }
1030}
1031
1032/*******************************************************************************
1033 *
1034 * FUNCTION:    acpi_ex_dump_package_obj
1035 *
1036 * PARAMETERS:  obj_desc            - Descriptor to dump
1037 *              level               - Indentation Level
1038 *              index               - Package index for this object
1039 *
1040 * DESCRIPTION: Dumps the elements of the package
1041 *
1042 ******************************************************************************/
1043
1044static void
1045acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
1046                         u32 level, u32 index)
1047{
1048        u32 i;
1049
1050        /* Indentation and index output */
1051
1052        if (level > 0) {
1053                for (i = 0; i < level; i++) {
1054                        acpi_os_printf(" ");
1055                }
1056
1057                acpi_os_printf("[%.2d] ", index);
1058        }
1059
1060        acpi_os_printf("%p ", obj_desc);
1061
1062        /* Null package elements are allowed */
1063
1064        if (!obj_desc) {
1065                acpi_os_printf("[Null Object]\n");
1066                return;
1067        }
1068
1069        /* Packages may only contain a few object types */
1070
1071        switch (obj_desc->common.type) {
1072        case ACPI_TYPE_INTEGER:
1073
1074                acpi_os_printf("[Integer] = %8.8X%8.8X\n",
1075                               ACPI_FORMAT_UINT64(obj_desc->integer.value));
1076                break;
1077
1078        case ACPI_TYPE_STRING:
1079
1080                acpi_os_printf("[String] Value: ");
1081                acpi_ut_print_string(obj_desc->string.pointer, ACPI_UINT8_MAX);
1082                acpi_os_printf("\n");
1083                break;
1084
1085        case ACPI_TYPE_BUFFER:
1086
1087                acpi_os_printf("[Buffer] Length %.2X = ",
1088                               obj_desc->buffer.length);
1089                if (obj_desc->buffer.length) {
1090                        acpi_ut_debug_dump_buffer(ACPI_CAST_PTR
1091                                                  (u8,
1092                                                   obj_desc->buffer.pointer),
1093                                                  obj_desc->buffer.length,
1094                                                  DB_DWORD_DISPLAY, _COMPONENT);
1095                } else {
1096                        acpi_os_printf("\n");
1097                }
1098                break;
1099
1100        case ACPI_TYPE_PACKAGE:
1101
1102                acpi_os_printf("[Package] Contains %u Elements:\n",
1103                               obj_desc->package.count);
1104
1105                for (i = 0; i < obj_desc->package.count; i++) {
1106                        acpi_ex_dump_package_obj(obj_desc->package.elements[i],
1107                                                 level + 1, i);
1108                }
1109                break;
1110
1111        case ACPI_TYPE_LOCAL_REFERENCE:
1112
1113                acpi_os_printf("[Object Reference] Type [%s] %2.2X",
1114                               acpi_ut_get_reference_name(obj_desc),
1115                               obj_desc->reference.class);
1116                acpi_ex_dump_reference_obj(obj_desc);
1117                break;
1118
1119        default:
1120
1121                acpi_os_printf("[Unknown Type] %X\n", obj_desc->common.type);
1122                break;
1123        }
1124}
1125
1126/*******************************************************************************
1127 *
1128 * FUNCTION:    acpi_ex_dump_object_descriptor
1129 *
1130 * PARAMETERS:  obj_desc            - Descriptor to dump
1131 *              flags               - Force display if TRUE
1132 *
1133 * DESCRIPTION: Dumps the members of the object descriptor given.
1134 *
1135 ******************************************************************************/
1136
1137void
1138acpi_ex_dump_object_descriptor(union acpi_operand_object *obj_desc, u32 flags)
1139{
1140        ACPI_FUNCTION_TRACE(ex_dump_object_descriptor);
1141
1142        if (!obj_desc) {
1143                return_VOID;
1144        }
1145
1146        if (!flags) {
1147
1148                /* Check if debug output enabled */
1149
1150                if (!ACPI_IS_DEBUG_ENABLED(ACPI_LV_OBJECTS, _COMPONENT)) {
1151                        return_VOID;
1152                }
1153        }
1154
1155        if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
1156                acpi_ex_dump_namespace_node((struct acpi_namespace_node *)
1157                                            obj_desc, flags);
1158
1159                acpi_os_printf("\nAttached Object (%p):\n",
1160                               ((struct acpi_namespace_node *)obj_desc)->
1161                               object);
1162
1163                obj_desc = ((struct acpi_namespace_node *)obj_desc)->object;
1164                goto dump_object;
1165        }
1166
1167        if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
1168                acpi_os_printf("%p is not an ACPI operand object: [%s]\n",
1169                               obj_desc, acpi_ut_get_descriptor_name(obj_desc));
1170                return_VOID;
1171        }
1172
1173        /* Validate the object type */
1174
1175        if (obj_desc->common.type > ACPI_TYPE_LOCAL_MAX) {
1176                acpi_os_printf("Not a known object type: %2.2X\n",
1177                               obj_desc->common.type);
1178                return_VOID;
1179        }
1180
1181dump_object:
1182
1183        /* Common Fields */
1184
1185        acpi_ex_dump_object(obj_desc, acpi_ex_dump_common);
1186
1187        /* Object-specific fields */
1188
1189        acpi_ex_dump_object(obj_desc, acpi_ex_dump_info[obj_desc->common.type]);
1190
1191        if (obj_desc->common.type == ACPI_TYPE_REGION) {
1192                obj_desc = obj_desc->common.next_object;
1193                if (obj_desc->common.type > ACPI_TYPE_LOCAL_MAX) {
1194                        acpi_os_printf
1195                            ("Secondary object is not a known object type: %2.2X\n",
1196                             obj_desc->common.type);
1197
1198                        return_VOID;
1199                }
1200
1201                acpi_os_printf("\nExtra attached Object (%p):\n", obj_desc);
1202                acpi_ex_dump_object(obj_desc,
1203                                    acpi_ex_dump_info[obj_desc->common.type]);
1204        }
1205
1206        return_VOID;
1207}
1208
1209#endif
1210