LXR linux/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
  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_POINTER, ACPI_EXD_OFFSET(buffer.node), "Parent Node"},
  98        {ACPI_EXD_BUFFER, 0, NULL}
  99};
 100
 101static 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
 109static 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
 118static 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
 123static struct acpi_exdump_info acpi_ex_dump_method[9] = {
 124        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_method), NULL},
 125        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.method_flags), "Method Flags"},
 126        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.param_count),
 127         "Parameter Count"},
 128        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.sync_level), "Sync Level"},
 129        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.mutex), "Mutex"},
 130        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.owner_id), "Owner Id"},
 131        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.thread_count), "Thread Count"},
 132        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(method.aml_length), "Aml Length"},
 133        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.aml_start), "Aml Start"}
 134};
 135
 136static struct acpi_exdump_info acpi_ex_dump_mutex[5] = {
 137        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_mutex), NULL},
 138        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(mutex.sync_level), "Sync Level"},
 139        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(mutex.owner_thread), "Owner Thread"},
 140        {ACPI_EXD_UINT16, ACPI_EXD_OFFSET(mutex.acquisition_depth),
 141         "Acquire Depth"},
 142        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(mutex.os_mutex), "OsMutex"}
 143};
 144
 145static struct acpi_exdump_info acpi_ex_dump_region[7] = {
 146        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region), NULL},
 147        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.space_id), "Space Id"},
 148        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.flags), "Flags"},
 149        {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(region.address), "Address"},
 150        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(region.length), "Length"},
 151        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(region.handler), "Handler"},
 152        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(region.next), "Next"}
 153};
 154
 155static struct acpi_exdump_info acpi_ex_dump_power[5] = {
 156        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_power), NULL},
 157        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.system_level),
 158         "System Level"},
 159        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.resource_order),
 160         "Resource Order"},
 161        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.system_notify),
 162         "System Notify"},
 163        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.device_notify),
 164         "Device Notify"}
 165};
 166
 167static struct acpi_exdump_info acpi_ex_dump_processor[7] = {
 168        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_processor), NULL},
 169        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.proc_id), "Processor ID"},
 170        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.length), "Length"},
 171        {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(processor.address), "Address"},
 172        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.system_notify),
 173         "System Notify"},
 174        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.device_notify),
 175         "Device Notify"},
 176        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.handler), "Handler"}
 177};
 178
 179static struct acpi_exdump_info acpi_ex_dump_thermal[4] = {
 180        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_thermal), NULL},
 181        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.system_notify),
 182         "System Notify"},
 183        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.device_notify),
 184         "Device Notify"},
 185        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.handler), "Handler"}
 186};
 187
 188static struct acpi_exdump_info acpi_ex_dump_buffer_field[3] = {
 189        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_buffer_field), NULL},
 190        {ACPI_EXD_FIELD, 0, NULL},
 191        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer_field.buffer_obj),
 192         "Buffer Object"}
 193};
 194
 195static struct acpi_exdump_info acpi_ex_dump_region_field[3] = {
 196        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region_field), NULL},
 197        {ACPI_EXD_FIELD, 0, NULL},
 198        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(field.region_obj), "Region Object"}
 199};
 200
 201static struct acpi_exdump_info acpi_ex_dump_bank_field[5] = {
 202        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
 203        {ACPI_EXD_FIELD, 0, NULL},
 204        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(bank_field.value), "Value"},
 205        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.region_obj),
 206         "Region Object"},
 207        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.bank_obj), "Bank Object"}
 208};
 209
 210static struct acpi_exdump_info acpi_ex_dump_index_field[5] = {
 211        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
 212        {ACPI_EXD_FIELD, 0, NULL},
 213        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(index_field.value), "Value"},
 214        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.index_obj),
 215         "Index Object"},
 216        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.data_obj), "Data Object"}
 217};
 218
 219static struct acpi_exdump_info acpi_ex_dump_reference[8] = {
 220        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_reference), NULL},
 221        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.class), "Class"},
 222        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.target_type), "Target Type"},
 223        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(reference.value), "Value"},
 224        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.object), "Object Desc"},
 225        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.node), "Node"},
 226        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.where), "Where"},
 227        {ACPI_EXD_REFERENCE, 0, NULL}
 228};
 229
 230static struct acpi_exdump_info acpi_ex_dump_address_handler[6] = {
 231        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_address_handler),
 232         NULL},
 233        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(address_space.space_id), "Space Id"},
 234        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.next), "Next"},
 235        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.region_list),
 236         "Region List"},
 237        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.node), "Node"},
 238        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.context), "Context"}
 239};
 240
 241static struct acpi_exdump_info acpi_ex_dump_notify[3] = {
 242        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_notify), NULL},
 243        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.node), "Node"},
 244        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.context), "Context"}
 245};
 246
 247/* Miscellaneous tables */
 248
 249static struct acpi_exdump_info acpi_ex_dump_common[4] = {
 250        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_common), NULL},
 251        {ACPI_EXD_TYPE, 0, NULL},
 252        {ACPI_EXD_UINT16, ACPI_EXD_OFFSET(common.reference_count),
 253         "Reference Count"},
 254        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common.flags), "Flags"}
 255};
 256
 257static struct acpi_exdump_info acpi_ex_dump_field_common[7] = {
 258        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_field_common), NULL},
 259        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.field_flags),
 260         "Field Flags"},
 261        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.access_byte_width),
 262         "Access Byte Width"},
 263        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(common_field.bit_length),
 264         "Bit Length"},
 265        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.start_field_bit_offset),
 266         "Field Bit Offset"},
 267        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(common_field.base_byte_offset),
 268         "Base Byte Offset"},
 269        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(common_field.node), "Parent Node"}
 270};
 271
 272static struct acpi_exdump_info acpi_ex_dump_node[5] = {
 273        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_node), NULL},
 274        {ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(flags), "Flags"},
 275        {ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(owner_id), "Owner Id"},
 276        {ACPI_EXD_POINTER, ACPI_EXD_NSOFFSET(child), "Child List"},
 277        {ACPI_EXD_POINTER, ACPI_EXD_NSOFFSET(peer), "Next Peer"}
 278};
 279
 280/* Dispatch table, indexed by object type */
 281
 282static struct acpi_exdump_info *acpi_ex_dump_info[] = {
 283        NULL,
 284        acpi_ex_dump_integer,
 285        acpi_ex_dump_string,
 286        acpi_ex_dump_buffer,
 287        acpi_ex_dump_package,
 288        NULL,
 289        acpi_ex_dump_device,
 290        acpi_ex_dump_event,
 291        acpi_ex_dump_method,
 292        acpi_ex_dump_mutex,
 293        acpi_ex_dump_region,
 294        acpi_ex_dump_power,
 295        acpi_ex_dump_processor,
 296        acpi_ex_dump_thermal,
 297        acpi_ex_dump_buffer_field,
 298        NULL,
 299        NULL,
 300        acpi_ex_dump_region_field,
 301        acpi_ex_dump_bank_field,
 302        acpi_ex_dump_index_field,
 303        acpi_ex_dump_reference,
 304        NULL,
 305        NULL,
 306        acpi_ex_dump_notify,
 307        acpi_ex_dump_address_handler,
 308        NULL,
 309        NULL,
 310        NULL
 311};
 312
 313/*******************************************************************************
 314 *
 315 * FUNCTION:    acpi_ex_dump_object
 316 *
 317 * PARAMETERS:  obj_desc            - Descriptor to dump
 318 *              Info                - Info table corresponding to this object
 319 *                                    type
 320 *
 321 * RETURN:      None
 322 *
 323 * DESCRIPTION: Walk the info table for this object
 324 *
 325 ******************************************************************************/
 326
 327static void
 328acpi_ex_dump_object(union acpi_operand_object *obj_desc,
 329                    struct acpi_exdump_info *info)
 330{
 331        u8 *target;
 332        char *name;
 333        u8 count;
 334
 335        if (!info) {
 336                acpi_os_printf
 337                    ("ExDumpObject: Display not implemented for object type %s\n",
 338                     acpi_ut_get_object_type_name(obj_desc));
 339                return;
 340        }
 341
 342        /* First table entry must contain the table length (# of table entries) */
 343
 344        count = info->offset;
 345
 346        while (count) {
 347                target = ACPI_ADD_PTR(u8, obj_desc, info->offset);
 348                name = info->name;
 349
 350                switch (info->opcode) {
 351                case ACPI_EXD_INIT:
 352                        break;
 353
 354                case ACPI_EXD_TYPE:
 355
 356                        acpi_ex_out_string("Type",
 357                                           acpi_ut_get_object_type_name
 358                                           (obj_desc));
 359                        break;
 360
 361                case ACPI_EXD_UINT8:
 362
 363                        acpi_os_printf("%20s : %2.2X\n", name, *target);
 364                        break;
 365
 366                case ACPI_EXD_UINT16:
 367
 368                        acpi_os_printf("%20s : %4.4X\n", name,
 369                                       ACPI_GET16(target));
 370                        break;
 371
 372                case ACPI_EXD_UINT32:
 373
 374                        acpi_os_printf("%20s : %8.8X\n", name,
 375                                       ACPI_GET32(target));
 376                        break;
 377
 378                case ACPI_EXD_UINT64:
 379
 380                        acpi_os_printf("%20s : %8.8X%8.8X\n", "Value",
 381                                       ACPI_FORMAT_UINT64(ACPI_GET64(target)));
 382                        break;
 383
 384                case ACPI_EXD_POINTER:
 385                case ACPI_EXD_ADDRESS:
 386
 387                        acpi_ex_out_pointer(name,
 388                                            *ACPI_CAST_PTR(void *, target));
 389                        break;
 390
 391                case ACPI_EXD_STRING:
 392
 393                        acpi_ut_print_string(obj_desc->string.pointer,
 394                                             ACPI_UINT8_MAX);
 395                        acpi_os_printf("\n");
 396                        break;
 397
 398                case ACPI_EXD_BUFFER:
 399
 400                        ACPI_DUMP_BUFFER(obj_desc->buffer.pointer,
 401                                         obj_desc->buffer.length);
 402                        break;
 403
 404                case ACPI_EXD_PACKAGE:
 405
 406                        /* Dump the package contents */
 407
 408                        acpi_os_printf("\nPackage Contents:\n");
 409                        acpi_ex_dump_package_obj(obj_desc, 0, 0);
 410                        break;
 411
 412                case ACPI_EXD_FIELD:
 413
 414                        acpi_ex_dump_object(obj_desc,
 415                                            acpi_ex_dump_field_common);
 416                        break;
 417
 418                case ACPI_EXD_REFERENCE:
 419
 420                        acpi_ex_out_string("Class Name",
 421                                           ACPI_CAST_PTR(char,
 422                                                         acpi_ut_get_reference_name
 423                                                         (obj_desc)));
 424                        acpi_ex_dump_reference_obj(obj_desc);
 425                        break;
 426
 427                default:
 428
 429                        acpi_os_printf("**** Invalid table opcode [%X] ****\n",
 430                                       info->opcode);
 431                        return;
 432                }
 433
 434                info++;
 435                count--;
 436        }
 437}
 438
 439/*******************************************************************************
 440 *
 441 * FUNCTION:    acpi_ex_dump_operand
 442 *
 443 * PARAMETERS:  *obj_desc       - Pointer to entry to be dumped
 444 *              Depth           - Current nesting depth
 445 *
 446 * RETURN:      None
 447 *
 448 * DESCRIPTION: Dump an operand object
 449 *
 450 ******************************************************************************/
 451
 452void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth)
 453{
 454        u32 length;
 455        u32 index;
 456
 457        ACPI_FUNCTION_NAME(ex_dump_operand)
 458
 459            if (!((ACPI_LV_EXEC & acpi_dbg_level)
 460                  && (_COMPONENT & acpi_dbg_layer))) {
 461                return;
 462        }
 463
 464        if (!obj_desc) {
 465
 466                /* This could be a null element of a package */
 467
 468                ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Null Object Descriptor\n"));
 469                return;
 470        }
 471
 472        if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
 473                ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p Namespace Node: ",
 474                                  obj_desc));
 475                ACPI_DUMP_ENTRY(obj_desc, ACPI_LV_EXEC);
 476                return;
 477        }
 478
 479        if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
 480                ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 481                                  "%p is not a node or operand object: [%s]\n",
 482                                  obj_desc,
 483                                  acpi_ut_get_descriptor_name(obj_desc)));
 484                ACPI_DUMP_BUFFER(obj_desc, sizeof(union acpi_operand_object));
 485                return;
 486        }
 487
 488        /* obj_desc is a valid object */
 489
 490        if (depth > 0) {
 491                ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%*s[%u] %p ",
 492                                  depth, " ", depth, obj_desc));
 493        } else {
 494                ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p ", obj_desc));
 495        }
 496
 497        /* Decode object type */
 498
 499        switch (obj_desc->common.type) {
 500        case ACPI_TYPE_LOCAL_REFERENCE:
 501
 502                acpi_os_printf("Reference: [%s] ",
 503                               acpi_ut_get_reference_name(obj_desc));
 504
 505                switch (obj_desc->reference.class) {
 506                case ACPI_REFCLASS_DEBUG:
 507
 508                        acpi_os_printf("\n");
 509                        break;
 510
 511                case ACPI_REFCLASS_INDEX:
 512
 513                        acpi_os_printf("%p\n", obj_desc->reference.object);
 514                        break;
 515
 516                case ACPI_REFCLASS_TABLE:
 517
 518                        acpi_os_printf("Table Index %X\n",
 519                                       obj_desc->reference.value);
 520                        break;
 521
 522                case ACPI_REFCLASS_REFOF:
 523
 524                        acpi_os_printf("%p [%s]\n", obj_desc->reference.object,
 525                                       acpi_ut_get_type_name(((union
 526                                                               acpi_operand_object
 527                                                               *)
 528                                                              obj_desc->
 529                                                              reference.
 530                                                              object)->common.
 531                                                             type));
 532                        break;
 533
 534                case ACPI_REFCLASS_NAME:
 535
 536                        acpi_os_printf("- [%4.4s]\n",
 537                                       obj_desc->reference.node->name.ascii);
 538                        break;
 539
 540                case ACPI_REFCLASS_ARG:
 541                case ACPI_REFCLASS_LOCAL:
 542
 543                        acpi_os_printf("%X\n", obj_desc->reference.value);
 544                        break;
 545
 546                default:        /* Unknown reference class */
 547
 548                        acpi_os_printf("%2.2X\n", obj_desc->reference.class);
 549                        break;
 550                }
 551                break;
 552
 553        case ACPI_TYPE_BUFFER:
 554
 555                acpi_os_printf("Buffer length %.2X @ %p\n",
 556                               obj_desc->buffer.length,
 557                               obj_desc->buffer.pointer);
 558
 559                /* Debug only -- dump the buffer contents */
 560
 561                if (obj_desc->buffer.pointer) {
 562                        length = obj_desc->buffer.length;
 563                        if (length > 128) {
 564                                length = 128;
 565                        }
 566
 567                        acpi_os_printf
 568                            ("Buffer Contents: (displaying length 0x%.2X)\n",
 569                             length);
 570                        ACPI_DUMP_BUFFER(obj_desc->buffer.pointer, length);
 571                }
 572                break;
 573
 574        case ACPI_TYPE_INTEGER:
 575
 576                acpi_os_printf("Integer %8.8X%8.8X\n",
 577                               ACPI_FORMAT_UINT64(obj_desc->integer.value));
 578                break;
 579
 580        case ACPI_TYPE_PACKAGE:
 581
 582                acpi_os_printf("Package [Len %X] ElementArray %p\n",
 583                               obj_desc->package.count,
 584                               obj_desc->package.elements);
 585
 586                /*
 587                 * If elements exist, package element pointer is valid,
 588                 * and debug_level exceeds 1, dump package's elements.
 589                 */
 590                if (obj_desc->package.count &&
 591                    obj_desc->package.elements && acpi_dbg_level > 1) {
 592                        for (index = 0; index < obj_desc->package.count;
 593                             index++) {
 594                                acpi_ex_dump_operand(obj_desc->package.
 595                                                     elements[index],
 596                                                     depth + 1);
 597                        }
 598                }
 599                break;
 600
 601        case ACPI_TYPE_REGION:
 602
 603                acpi_os_printf("Region %s (%X)",
 604                               acpi_ut_get_region_name(obj_desc->region.
 605                                                       space_id),
 606                               obj_desc->region.space_id);
 607
 608                /*
 609                 * If the address and length have not been evaluated,
 610                 * don't print them.
 611                 */
 612                if (!(obj_desc->region.flags & AOPOBJ_DATA_VALID)) {
 613                        acpi_os_printf("\n");
 614                } else {
 615                        acpi_os_printf(" base %8.8X%8.8X Length %X\n",
 616                                       ACPI_FORMAT_NATIVE_UINT(obj_desc->region.
 617                                                               address),
 618                                       obj_desc->region.length);
 619                }
 620                break;
 621
 622        case ACPI_TYPE_STRING:
 623
 624                acpi_os_printf("String length %X @ %p ",
 625                               obj_desc->string.length,
 626                               obj_desc->string.pointer);
 627
 628                acpi_ut_print_string(obj_desc->string.pointer, ACPI_UINT8_MAX);
 629                acpi_os_printf("\n");
 630                break;
 631
 632        case ACPI_TYPE_LOCAL_BANK_FIELD:
 633
 634                acpi_os_printf("BankField\n");
 635                break;
 636
 637        case ACPI_TYPE_LOCAL_REGION_FIELD:
 638
 639                acpi_os_printf
 640                    ("RegionField: Bits=%X AccWidth=%X Lock=%X Update=%X at "
 641                     "byte=%X bit=%X of below:\n", obj_desc->field.bit_length,
 642                     obj_desc->field.access_byte_width,
 643                     obj_desc->field.field_flags & AML_FIELD_LOCK_RULE_MASK,
 644                     obj_desc->field.field_flags & AML_FIELD_UPDATE_RULE_MASK,
 645                     obj_desc->field.base_byte_offset,
 646                     obj_desc->field.start_field_bit_offset);
 647
 648                acpi_ex_dump_operand(obj_desc->field.region_obj, depth + 1);
 649                break;
 650
 651        case ACPI_TYPE_LOCAL_INDEX_FIELD:
 652
 653                acpi_os_printf("IndexField\n");
 654                break;
 655
 656        case ACPI_TYPE_BUFFER_FIELD:
 657
 658                acpi_os_printf("BufferField: %X bits at byte %X bit %X of\n",
 659                               obj_desc->buffer_field.bit_length,
 660                               obj_desc->buffer_field.base_byte_offset,
 661                               obj_desc->buffer_field.start_field_bit_offset);
 662
 663                if (!obj_desc->buffer_field.buffer_obj) {
 664                        ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "*NULL*\n"));
 665                } else if ((obj_desc->buffer_field.buffer_obj)->common.type !=
 666                           ACPI_TYPE_BUFFER) {
 667                        acpi_os_printf("*not a Buffer*\n");
 668                } else {
 669                        acpi_ex_dump_operand(obj_desc->buffer_field.buffer_obj,
 670                                             depth + 1);
 671                }
 672                break;
 673
 674        case ACPI_TYPE_EVENT:
 675
 676                acpi_os_printf("Event\n");
 677                break;
 678
 679        case ACPI_TYPE_METHOD:
 680
 681                acpi_os_printf("Method(%X) @ %p:%X\n",
 682                               obj_desc->method.param_count,
 683                               obj_desc->method.aml_start,
 684                               obj_desc->method.aml_length);
 685                break;
 686
 687        case ACPI_TYPE_MUTEX:
 688
 689                acpi_os_printf("Mutex\n");
 690                break;
 691
 692        case ACPI_TYPE_DEVICE:
 693
 694                acpi_os_printf("Device\n");
 695                break;
 696
 697        case ACPI_TYPE_POWER:
 698
 699                acpi_os_printf("Power\n");
 700                break;
 701
 702        case ACPI_TYPE_PROCESSOR:
 703
 704                acpi_os_printf("Processor\n");
 705                break;
 706
 707        case ACPI_TYPE_THERMAL:
 708
 709                acpi_os_printf("Thermal\n");
 710                break;
 711
 712        default:
 713                /* Unknown Type */
 714
 715                acpi_os_printf("Unknown Type %X\n", obj_desc->common.type);
 716                break;
 717        }
 718
 719        return;
 720}
 721
 722/*******************************************************************************
 723 *
 724 * FUNCTION:    acpi_ex_dump_operands
 725 *
 726 * PARAMETERS:  Operands            - A list of Operand objects
 727 *              opcode_name         - AML opcode name
 728 *              num_operands        - Operand count for this opcode
 729 *
 730 * DESCRIPTION: Dump the operands associated with the opcode
 731 *
 732 ******************************************************************************/
 733
 734void
 735acpi_ex_dump_operands(union acpi_operand_object **operands,
 736                      const char *opcode_name, u32 num_operands)
 737{
 738        ACPI_FUNCTION_NAME(ex_dump_operands);
 739
 740        if (!opcode_name) {
 741                opcode_name = "UNKNOWN";
 742        }
 743
 744        ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 745                          "**** Start operand dump for opcode [%s], %d operands\n",
 746                          opcode_name, num_operands));
 747
 748        if (num_operands == 0) {
 749                num_operands = 1;
 750        }
 751
 752        /* Dump the individual operands */
 753
 754        while (num_operands) {
 755                acpi_ex_dump_operand(*operands, 0);
 756                operands++;
 757                num_operands--;
 758        }
 759
 760        ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 761                          "**** End operand dump for [%s]\n", opcode_name));
 762        return;
 763}
 764
 765/*******************************************************************************
 766 *
 767 * FUNCTION:    acpi_ex_out* functions
 768 *
 769 * PARAMETERS:  Title               - Descriptive text
 770 *              Value               - Value to be displayed
 771 *
 772 * DESCRIPTION: Object dump output formatting functions.  These functions
 773 *              reduce the number of format strings required and keeps them
 774 *              all in one place for easy modification.
 775 *
 776 ******************************************************************************/
 777
 778static void acpi_ex_out_string(char *title, char *value)
 779{
 780        acpi_os_printf("%20s : %s\n", title, value);
 781}
 782
 783static void acpi_ex_out_pointer(char *title, void *value)
 784{
 785        acpi_os_printf("%20s : %p\n", title, value);
 786}
 787
 788/*******************************************************************************
 789 *
 790 * FUNCTION:    acpi_ex_dump_namespace_node
 791 *
 792 * PARAMETERS:  Node                - Descriptor to dump
 793 *              Flags               - Force display if TRUE
 794 *
 795 * DESCRIPTION: Dumps the members of the given.Node
 796 *
 797 ******************************************************************************/
 798
 799void acpi_ex_dump_namespace_node(struct acpi_namespace_node *node, u32 flags)
 800{
 801
 802        ACPI_FUNCTION_ENTRY();
 803
 804        if (!flags) {
 805                if (!((ACPI_LV_OBJECTS & acpi_dbg_level)
 806                      && (_COMPONENT & acpi_dbg_layer))) {
 807                        return;
 808                }
 809        }
 810
 811        acpi_os_printf("%20s : %4.4s\n", "Name", acpi_ut_get_node_name(node));
 812        acpi_ex_out_string("Type", acpi_ut_get_type_name(node->type));
 813        acpi_ex_out_pointer("Attached Object",
 814                            acpi_ns_get_attached_object(node));
 815        acpi_ex_out_pointer("Parent", acpi_ns_get_parent_node(node));
 816
 817        acpi_ex_dump_object(ACPI_CAST_PTR(union acpi_operand_object, node),
 818                            acpi_ex_dump_node);
 819}
 820
 821/*******************************************************************************
 822 *
 823 * FUNCTION:    acpi_ex_dump_reference_obj
 824 *
 825 * PARAMETERS:  Object              - Descriptor to dump
 826 *
 827 * DESCRIPTION: Dumps a reference object
 828 *
 829 ******************************************************************************/
 830
 831static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc)
 832{
 833        struct acpi_buffer ret_buf;
 834        acpi_status status;
 835
 836        ret_buf.length = ACPI_ALLOCATE_LOCAL_BUFFER;
 837
 838        if (obj_desc->reference.class == ACPI_REFCLASS_NAME) {
 839                acpi_os_printf(" %p ", obj_desc->reference.node);
 840
 841                status =
 842                    acpi_ns_handle_to_pathname(obj_desc->reference.node,
 843                                               &ret_buf);
 844                if (ACPI_FAILURE(status)) {
 845                        acpi_os_printf(" Could not convert name to pathname\n");
 846                } else {
 847                        acpi_os_printf("%s\n", (char *)ret_buf.pointer);
 848                        ACPI_FREE(ret_buf.pointer);
 849                }
 850        } else if (obj_desc->reference.object) {
 851                if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) ==
 852                    ACPI_DESC_TYPE_OPERAND) {
 853                        acpi_os_printf(" Target: %p",
 854                                       obj_desc->reference.object);
 855                        if (obj_desc->reference.class == ACPI_REFCLASS_TABLE) {
 856                                acpi_os_printf(" Table Index: %X\n",
 857                                               obj_desc->reference.value);
 858                        } else {
 859                                acpi_os_printf(" Target: %p [%s]\n",
 860                                               obj_desc->reference.object,
 861                                               acpi_ut_get_type_name(((union
 862                                                                       acpi_operand_object
 863                                                                       *)
 864                                                                      obj_desc->
 865                                                                      reference.
 866                                                                      object)->
 867                                                                     common.
 868                                                                     type));
 869                        }
 870                } else {
 871                        acpi_os_printf(" Target: %p\n",
 872                                       obj_desc->reference.object);
 873                }
 874        }
 875}
 876
 877/*******************************************************************************
 878 *
 879 * FUNCTION:    acpi_ex_dump_package_obj
 880 *
 881 * PARAMETERS:  obj_desc            - Descriptor to dump
 882 *              Level               - Indentation Level
 883 *              Index               - Package index for this object
 884 *
 885 * DESCRIPTION: Dumps the elements of the package
 886 *
 887 ******************************************************************************/
 888
 889static void
 890acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
 891                         u32 level, u32 index)
 892{
 893        u32 i;
 894
 895        /* Indentation and index output */
 896
 897        if (level > 0) {
 898                for (i = 0; i < level; i++) {
 899                        acpi_os_printf(" ");
 900                }
 901
 902                acpi_os_printf("[%.2d] ", index);
 903        }
 904
 905        acpi_os_printf("%p ", obj_desc);
 906
 907        /* Null package elements are allowed */
 908
 909        if (!obj_desc) {
 910                acpi_os_printf("[Null Object]\n");
 911                return;
 912        }
 913
 914        /* Packages may only contain a few object types */
 915
 916        switch (obj_desc->common.type) {
 917        case ACPI_TYPE_INTEGER:
 918
 919                acpi_os_printf("[Integer] = %8.8X%8.8X\n",
 920                               ACPI_FORMAT_UINT64(obj_desc->integer.value));
 921                break;
 922
 923        case ACPI_TYPE_STRING:
 924
 925                acpi_os_printf("[String] Value: ");
 926                for (i = 0; i < obj_desc->string.length; i++) {
 927                        acpi_os_printf("%c", obj_desc->string.pointer[i]);
 928                }
 929                acpi_os_printf("\n");
 930                break;
 931
 932        case ACPI_TYPE_BUFFER:
 933
 934                acpi_os_printf("[Buffer] Length %.2X = ",
 935                               obj_desc->buffer.length);
 936                if (obj_desc->buffer.length) {
 937                        acpi_ut_dump_buffer(ACPI_CAST_PTR
 938                                            (u8, obj_desc->buffer.pointer),
 939                                            obj_desc->buffer.length,
 940                                            DB_DWORD_DISPLAY, _COMPONENT);
 941                } else {
 942                        acpi_os_printf("\n");
 943                }
 944                break;
 945
 946        case ACPI_TYPE_PACKAGE:
 947
 948                acpi_os_printf("[Package] Contains %d Elements:\n",
 949                               obj_desc->package.count);
 950
 951                for (i = 0; i < obj_desc->package.count; i++) {
 952                        acpi_ex_dump_package_obj(obj_desc->package.elements[i],
 953                                                 level + 1, i);
 954                }
 955                break;
 956
 957        case ACPI_TYPE_LOCAL_REFERENCE:
 958
 959                acpi_os_printf("[Object Reference] Type [%s] %2.2X",
 960                               acpi_ut_get_reference_name(obj_desc),
 961                               obj_desc->reference.class);
 962                acpi_ex_dump_reference_obj(obj_desc);
 963                break;
 964
 965        default:
 966
 967                acpi_os_printf("[Unknown Type] %X\n", obj_desc->common.type);
 968                break;
 969        }
 970}
 971
 972/*******************************************************************************
 973 *
 974 * FUNCTION:    acpi_ex_dump_object_descriptor
 975 *
 976 * PARAMETERS:  obj_desc            - Descriptor to dump
 977 *              Flags               - Force display if TRUE
 978 *
 979 * DESCRIPTION: Dumps the members of the object descriptor given.
 980 *
 981 ******************************************************************************/
 982
 983void
 984acpi_ex_dump_object_descriptor(union acpi_operand_object *obj_desc, u32 flags)
 985{
 986        ACPI_FUNCTION_TRACE(ex_dump_object_descriptor);
 987
 988        if (!obj_desc) {
 989                return_VOID;
 990        }
 991
 992        if (!flags) {
 993                if (!((ACPI_LV_OBJECTS & acpi_dbg_level)
 994                      && (_COMPONENT & acpi_dbg_layer))) {
 995                        return_VOID;
 996                }
 997        }
 998
 999        if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
1000                acpi_ex_dump_namespace_node((struct acpi_namespace_node *)

1001                                            obj_desc, flags);
1002
1003                acpi_os_printf("\nAttached Object (%p):\n",
1004                               ((struct acpi_namespace_node *)obj_desc)->
1005                               object);
1006
1007                acpi_ex_dump_object_descriptor(((struct acpi_namespace_node *)
1008                                                obj_desc)->object, flags);
1009                return_VOID;
1010        }
1011
1012        if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
1013                acpi_os_printf
1014                    ("ExDumpObjectDescriptor: %p is not an ACPI operand object: [%s]\n",
1015                     obj_desc, acpi_ut_get_descriptor_name(obj_desc));
1016                return_VOID;
1017        }
1018
1019        if (obj_desc->common.type > ACPI_TYPE_NS_NODE_MAX) {
1020                return_VOID;
1021        }
1022
1023        /* Common Fields */
1024
1025        acpi_ex_dump_object(obj_desc, acpi_ex_dump_common);
1026
1027        /* Object-specific fields */
1028
1029        acpi_ex_dump_object(obj_desc, acpi_ex_dump_info[obj_desc->common.type]);
1030        return_VOID;
1031}
1032
1033#endif
1034