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 - 2012, 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.info_flags), "Info 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[5] = {
 196        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region_field), NULL},
 197        {ACPI_EXD_FIELD, 0, NULL},
 198        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(field.access_length), "AccessLength"},
 199        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(field.region_obj), "Region Object"},
 200        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(field.resource_buffer),
 201         "ResourceBuffer"}
 202};
 203
 204static struct acpi_exdump_info acpi_ex_dump_bank_field[5] = {
 205        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
 206        {ACPI_EXD_FIELD, 0, NULL},
 207        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(bank_field.value), "Value"},
 208        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.region_obj),
 209         "Region Object"},
 210        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.bank_obj), "Bank Object"}
 211};
 212
 213static struct acpi_exdump_info acpi_ex_dump_index_field[5] = {
 214        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
 215        {ACPI_EXD_FIELD, 0, NULL},
 216        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(index_field.value), "Value"},
 217        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.index_obj),
 218         "Index Object"},
 219        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.data_obj), "Data Object"}
 220};
 221
 222static struct acpi_exdump_info acpi_ex_dump_reference[8] = {
 223        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_reference), NULL},
 224        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.class), "Class"},
 225        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.target_type), "Target Type"},
 226        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(reference.value), "Value"},
 227        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.object), "Object Desc"},
 228        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.node), "Node"},
 229        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.where), "Where"},
 230        {ACPI_EXD_REFERENCE, 0, NULL}
 231};
 232
 233static struct acpi_exdump_info acpi_ex_dump_address_handler[6] = {
 234        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_address_handler),
 235         NULL},
 236        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(address_space.space_id), "Space Id"},
 237        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.next), "Next"},
 238        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.region_list),
 239         "Region List"},
 240        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.node), "Node"},
 241        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.context), "Context"}
 242};
 243
 244static struct acpi_exdump_info acpi_ex_dump_notify[3] = {
 245        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_notify), NULL},
 246        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.node), "Node"},
 247        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.context), "Context"}
 248};
 249
 250/* Miscellaneous tables */
 251
 252static struct acpi_exdump_info acpi_ex_dump_common[4] = {
 253        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_common), NULL},
 254        {ACPI_EXD_TYPE, 0, NULL},
 255        {ACPI_EXD_UINT16, ACPI_EXD_OFFSET(common.reference_count),
 256         "Reference Count"},
 257        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common.flags), "Flags"}
 258};
 259
 260static struct acpi_exdump_info acpi_ex_dump_field_common[7] = {
 261        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_field_common), NULL},
 262        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.field_flags),
 263         "Field Flags"},
 264        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.access_byte_width),
 265         "Access Byte Width"},
 266        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(common_field.bit_length),
 267         "Bit Length"},
 268        {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.start_field_bit_offset),
 269         "Field Bit Offset"},
 270        {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(common_field.base_byte_offset),
 271         "Base Byte Offset"},
 272        {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(common_field.node), "Parent Node"}
 273};
 274
 275static struct acpi_exdump_info acpi_ex_dump_node[5] = {
 276        {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_node), NULL},
 277        {ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(flags), "Flags"},
 278        {ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(owner_id), "Owner Id"},
 279        {ACPI_EXD_POINTER, ACPI_EXD_NSOFFSET(child), "Child List"},
 280        {ACPI_EXD_POINTER, ACPI_EXD_NSOFFSET(peer), "Next Peer"}
 281};
 282
 283/* Dispatch table, indexed by object type */
 284
 285static struct acpi_exdump_info *acpi_ex_dump_info[] = {
 286        NULL,
 287        acpi_ex_dump_integer,
 288        acpi_ex_dump_string,
 289        acpi_ex_dump_buffer,
 290        acpi_ex_dump_package,
 291        NULL,
 292        acpi_ex_dump_device,
 293        acpi_ex_dump_event,
 294        acpi_ex_dump_method,
 295        acpi_ex_dump_mutex,
 296        acpi_ex_dump_region,
 297        acpi_ex_dump_power,
 298        acpi_ex_dump_processor,
 299        acpi_ex_dump_thermal,
 300        acpi_ex_dump_buffer_field,
 301        NULL,
 302        NULL,
 303        acpi_ex_dump_region_field,
 304        acpi_ex_dump_bank_field,
 305        acpi_ex_dump_index_field,
 306        acpi_ex_dump_reference,
 307        NULL,
 308        NULL,
 309        acpi_ex_dump_notify,
 310        acpi_ex_dump_address_handler,
 311        NULL,
 312        NULL,
 313        NULL
 314};
 315
 316/*******************************************************************************
 317 *
 318 * FUNCTION:    acpi_ex_dump_object
 319 *
 320 * PARAMETERS:  obj_desc            - Descriptor to dump
 321 *              Info                - Info table corresponding to this object
 322 *                                    type
 323 *
 324 * RETURN:      None
 325 *
 326 * DESCRIPTION: Walk the info table for this object
 327 *
 328 ******************************************************************************/
 329
 330static void
 331acpi_ex_dump_object(union acpi_operand_object *obj_desc,
 332                    struct acpi_exdump_info *info)
 333{
 334        u8 *target;
 335        char *name;
 336        u8 count;
 337
 338        if (!info) {
 339                acpi_os_printf
 340                    ("ExDumpObject: Display not implemented for object type %s\n",
 341                     acpi_ut_get_object_type_name(obj_desc));
 342                return;
 343        }
 344
 345        /* First table entry must contain the table length (# of table entries) */
 346
 347        count = info->offset;
 348
 349        while (count) {
 350                target = ACPI_ADD_PTR(u8, obj_desc, info->offset);
 351                name = info->name;
 352
 353                switch (info->opcode) {
 354                case ACPI_EXD_INIT:
 355                        break;
 356
 357                case ACPI_EXD_TYPE:
 358
 359                        acpi_ex_out_string("Type",
 360                                           acpi_ut_get_object_type_name
 361                                           (obj_desc));
 362                        break;
 363
 364                case ACPI_EXD_UINT8:
 365
 366                        acpi_os_printf("%20s : %2.2X\n", name, *target);
 367                        break;
 368
 369                case ACPI_EXD_UINT16:
 370
 371                        acpi_os_printf("%20s : %4.4X\n", name,
 372                                       ACPI_GET16(target));
 373                        break;
 374
 375                case ACPI_EXD_UINT32:
 376
 377                        acpi_os_printf("%20s : %8.8X\n", name,
 378                                       ACPI_GET32(target));
 379                        break;
 380
 381                case ACPI_EXD_UINT64:
 382
 383                        acpi_os_printf("%20s : %8.8X%8.8X\n", "Value",
 384                                       ACPI_FORMAT_UINT64(ACPI_GET64(target)));
 385                        break;
 386
 387                case ACPI_EXD_POINTER:
 388                case ACPI_EXD_ADDRESS:
 389
 390                        acpi_ex_out_pointer(name,
 391                                            *ACPI_CAST_PTR(void *, target));
 392                        break;
 393
 394                case ACPI_EXD_STRING:
 395
 396                        acpi_ut_print_string(obj_desc->string.pointer,
 397                                             ACPI_UINT8_MAX);
 398                        acpi_os_printf("\n");
 399                        break;
 400
 401                case ACPI_EXD_BUFFER:
 402
 403                        ACPI_DUMP_BUFFER(obj_desc->buffer.pointer,
 404                                         obj_desc->buffer.length);
 405                        break;
 406
 407                case ACPI_EXD_PACKAGE:
 408
 409                        /* Dump the package contents */
 410
 411                        acpi_os_printf("\nPackage Contents:\n");
 412                        acpi_ex_dump_package_obj(obj_desc, 0, 0);
 413                        break;
 414
 415                case ACPI_EXD_FIELD:
 416
 417                        acpi_ex_dump_object(obj_desc,
 418                                            acpi_ex_dump_field_common);
 419                        break;
 420
 421                case ACPI_EXD_REFERENCE:
 422
 423                        acpi_ex_out_string("Class Name",
 424                                           ACPI_CAST_PTR(char,
 425                                                         acpi_ut_get_reference_name
 426                                                         (obj_desc)));
 427                        acpi_ex_dump_reference_obj(obj_desc);
 428                        break;
 429
 430                default:
 431
 432                        acpi_os_printf("**** Invalid table opcode [%X] ****\n",
 433                                       info->opcode);
 434                        return;
 435                }
 436
 437                info++;
 438                count--;
 439        }
 440}
 441
 442/*******************************************************************************
 443 *
 444 * FUNCTION:    acpi_ex_dump_operand
 445 *
 446 * PARAMETERS:  *obj_desc       - Pointer to entry to be dumped
 447 *              Depth           - Current nesting depth
 448 *
 449 * RETURN:      None
 450 *
 451 * DESCRIPTION: Dump an operand object
 452 *
 453 ******************************************************************************/
 454
 455void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth)
 456{
 457        u32 length;
 458        u32 index;
 459
 460        ACPI_FUNCTION_NAME(ex_dump_operand)
 461
 462            if (!((ACPI_LV_EXEC & acpi_dbg_level)
 463                  && (_COMPONENT & acpi_dbg_layer))) {
 464                return;
 465        }
 466
 467        if (!obj_desc) {
 468
 469                /* This could be a null element of a package */
 470
 471                ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Null Object Descriptor\n"));
 472                return;
 473        }
 474
 475        if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
 476                ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p Namespace Node: ",
 477                                  obj_desc));
 478                ACPI_DUMP_ENTRY(obj_desc, ACPI_LV_EXEC);
 479                return;
 480        }
 481
 482        if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
 483                ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 484                                  "%p is not a node or operand object: [%s]\n",
 485                                  obj_desc,
 486                                  acpi_ut_get_descriptor_name(obj_desc)));
 487                ACPI_DUMP_BUFFER(obj_desc, sizeof(union acpi_operand_object));
 488                return;
 489        }
 490
 491        /* obj_desc is a valid object */
 492
 493        if (depth > 0) {
 494                ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%*s[%u] %p ",
 495                                  depth, " ", depth, obj_desc));
 496        } else {
 497                ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p ", obj_desc));
 498        }
 499
 500        /* Decode object type */
 501
 502        switch (obj_desc->common.type) {
 503        case ACPI_TYPE_LOCAL_REFERENCE:
 504
 505                acpi_os_printf("Reference: [%s] ",
 506                               acpi_ut_get_reference_name(obj_desc));
 507
 508                switch (obj_desc->reference.class) {
 509                case ACPI_REFCLASS_DEBUG:
 510
 511                        acpi_os_printf("\n");
 512                        break;
 513
 514                case ACPI_REFCLASS_INDEX:
 515
 516                        acpi_os_printf("%p\n", obj_desc->reference.object);
 517                        break;
 518
 519                case ACPI_REFCLASS_TABLE:
 520
 521                        acpi_os_printf("Table Index %X\n",
 522                                       obj_desc->reference.value);
 523                        break;
 524
 525                case ACPI_REFCLASS_REFOF:
 526
 527                        acpi_os_printf("%p [%s]\n", obj_desc->reference.object,
 528                                       acpi_ut_get_type_name(((union
 529                                                               acpi_operand_object
 530                                                               *)
 531                                                              obj_desc->
 532                                                              reference.
 533                                                              object)->common.
 534                                                             type));
 535                        break;
 536
 537                case ACPI_REFCLASS_NAME:
 538
 539                        acpi_os_printf("- [%4.4s]\n",
 540                                       obj_desc->reference.node->name.ascii);
 541                        break;
 542
 543                case ACPI_REFCLASS_ARG:
 544                case ACPI_REFCLASS_LOCAL:
 545
 546                        acpi_os_printf("%X\n", obj_desc->reference.value);
 547                        break;
 548
 549                default:        /* Unknown reference class */
 550
 551                        acpi_os_printf("%2.2X\n", obj_desc->reference.class);
 552                        break;
 553                }
 554                break;
 555
 556        case ACPI_TYPE_BUFFER:
 557
 558                acpi_os_printf("Buffer length %.2X @ %p\n",
 559                               obj_desc->buffer.length,
 560                               obj_desc->buffer.pointer);
 561
 562                /* Debug only -- dump the buffer contents */
 563
 564                if (obj_desc->buffer.pointer) {
 565                        length = obj_desc->buffer.length;
 566                        if (length > 128) {
 567                                length = 128;
 568                        }
 569
 570                        acpi_os_printf
 571                            ("Buffer Contents: (displaying length 0x%.2X)\n",
 572                             length);
 573                        ACPI_DUMP_BUFFER(obj_desc->buffer.pointer, length);
 574                }
 575                break;
 576
 577        case ACPI_TYPE_INTEGER:
 578
 579                acpi_os_printf("Integer %8.8X%8.8X\n",
 580                               ACPI_FORMAT_UINT64(obj_desc->integer.value));
 581                break;
 582
 583        case ACPI_TYPE_PACKAGE:
 584
 585                acpi_os_printf("Package [Len %X] ElementArray %p\n",
 586                               obj_desc->package.count,
 587                               obj_desc->package.elements);
 588
 589                /*
 590                 * If elements exist, package element pointer is valid,
 591                 * and debug_level exceeds 1, dump package's elements.
 592                 */
 593                if (obj_desc->package.count &&
 594                    obj_desc->package.elements && acpi_dbg_level > 1) {
 595                        for (index = 0; index < obj_desc->package.count;
 596                             index++) {
 597                                acpi_ex_dump_operand(obj_desc->package.
 598                                                     elements[index],
 599                                                     depth + 1);
 600                        }
 601                }
 602                break;
 603
 604        case ACPI_TYPE_REGION:
 605
 606                acpi_os_printf("Region %s (%X)",
 607                               acpi_ut_get_region_name(obj_desc->region.
 608                                                       space_id),
 609                               obj_desc->region.space_id);
 610
 611                /*
 612                 * If the address and length have not been evaluated,
 613                 * don't print them.
 614                 */
 615                if (!(obj_desc->region.flags & AOPOBJ_DATA_VALID)) {
 616                        acpi_os_printf("\n");
 617                } else {
 618                        acpi_os_printf(" base %8.8X%8.8X Length %X\n",
 619                                       ACPI_FORMAT_NATIVE_UINT(obj_desc->region.
 620                                                               address),
 621                                       obj_desc->region.length);
 622                }
 623                break;
 624
 625        case ACPI_TYPE_STRING:
 626
 627                acpi_os_printf("String length %X @ %p ",
 628                               obj_desc->string.length,
 629                               obj_desc->string.pointer);
 630
 631                acpi_ut_print_string(obj_desc->string.pointer, ACPI_UINT8_MAX);
 632                acpi_os_printf("\n");
 633                break;
 634
 635        case ACPI_TYPE_LOCAL_BANK_FIELD:
 636
 637                acpi_os_printf("BankField\n");
 638                break;
 639
 640        case ACPI_TYPE_LOCAL_REGION_FIELD:
 641
 642                acpi_os_printf
 643                    ("RegionField: Bits=%X AccWidth=%X Lock=%X Update=%X at "
 644                     "byte=%X bit=%X of below:\n", obj_desc->field.bit_length,
 645                     obj_desc->field.access_byte_width,
 646                     obj_desc->field.field_flags & AML_FIELD_LOCK_RULE_MASK,
 647                     obj_desc->field.field_flags & AML_FIELD_UPDATE_RULE_MASK,
 648                     obj_desc->field.base_byte_offset,
 649                     obj_desc->field.start_field_bit_offset);
 650
 651                acpi_ex_dump_operand(obj_desc->field.region_obj, depth + 1);
 652                break;
 653
 654        case ACPI_TYPE_LOCAL_INDEX_FIELD:
 655
 656                acpi_os_printf("IndexField\n");
 657                break;
 658
 659        case ACPI_TYPE_BUFFER_FIELD:
 660
 661                acpi_os_printf("BufferField: %X bits at byte %X bit %X of\n",
 662                               obj_desc->buffer_field.bit_length,
 663                               obj_desc->buffer_field.base_byte_offset,
 664                               obj_desc->buffer_field.start_field_bit_offset);
 665
 666                if (!obj_desc->buffer_field.buffer_obj) {
 667                        ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "*NULL*\n"));
 668                } else if ((obj_desc->buffer_field.buffer_obj)->common.type !=
 669                           ACPI_TYPE_BUFFER) {
 670                        acpi_os_printf("*not a Buffer*\n");
 671                } else {
 672                        acpi_ex_dump_operand(obj_desc->buffer_field.buffer_obj,
 673                                             depth + 1);
 674                }
 675                break;
 676
 677        case ACPI_TYPE_EVENT:
 678
 679                acpi_os_printf("Event\n");
 680                break;
 681
 682        case ACPI_TYPE_METHOD:
 683
 684                acpi_os_printf("Method(%X) @ %p:%X\n",
 685                               obj_desc->method.param_count,
 686                               obj_desc->method.aml_start,
 687                               obj_desc->method.aml_length);
 688                break;
 689
 690        case ACPI_TYPE_MUTEX:
 691
 692                acpi_os_printf("Mutex\n");
 693                break;
 694
 695        case ACPI_TYPE_DEVICE:
 696
 697                acpi_os_printf("Device\n");
 698                break;
 699
 700        case ACPI_TYPE_POWER:
 701
 702                acpi_os_printf("Power\n");
 703                break;
 704
 705        case ACPI_TYPE_PROCESSOR:
 706
 707                acpi_os_printf("Processor\n");
 708                break;
 709
 710        case ACPI_TYPE_THERMAL:
 711
 712                acpi_os_printf("Thermal\n");
 713                break;
 714
 715        default:
 716                /* Unknown Type */
 717
 718                acpi_os_printf("Unknown Type %X\n", obj_desc->common.type);
 719                break;
 720        }
 721
 722        return;
 723}
 724
 725/*******************************************************************************
 726 *
 727 * FUNCTION:    acpi_ex_dump_operands
 728 *
 729 * PARAMETERS:  Operands            - A list of Operand objects
 730 *              opcode_name         - AML opcode name
 731 *              num_operands        - Operand count for this opcode
 732 *
 733 * DESCRIPTION: Dump the operands associated with the opcode
 734 *
 735 ******************************************************************************/
 736
 737void
 738acpi_ex_dump_operands(union acpi_operand_object **operands,
 739                      const char *opcode_name, u32 num_operands)
 740{
 741        ACPI_FUNCTION_NAME(ex_dump_operands);
 742
 743        if (!opcode_name) {
 744                opcode_name = "UNKNOWN";
 745        }
 746
 747        ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 748                          "**** Start operand dump for opcode [%s], %u operands\n",
 749                          opcode_name, num_operands));
 750
 751        if (num_operands == 0) {
 752                num_operands = 1;
 753        }
 754
 755        /* Dump the individual operands */
 756
 757        while (num_operands) {
 758                acpi_ex_dump_operand(*operands, 0);
 759                operands++;
 760                num_operands--;
 761        }
 762
 763        ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 764                          "**** End operand dump for [%s]\n", opcode_name));
 765        return;
 766}
 767
 768/*******************************************************************************
 769 *
 770 * FUNCTION:    acpi_ex_out* functions
 771 *
 772 * PARAMETERS:  Title               - Descriptive text
 773 *              Value               - Value to be displayed
 774 *
 775 * DESCRIPTION: Object dump output formatting functions.  These functions
 776 *              reduce the number of format strings required and keeps them
 777 *              all in one place for easy modification.
 778 *
 779 ******************************************************************************/
 780
 781static void acpi_ex_out_string(char *title, char *value)
 782{
 783        acpi_os_printf("%20s : %s\n", title, value);
 784}
 785
 786static void acpi_ex_out_pointer(char *title, void *value)
 787{
 788        acpi_os_printf("%20s : %p\n", title, value);
 789}
 790
 791/*******************************************************************************
 792 *
 793 * FUNCTION:    acpi_ex_dump_namespace_node
 794 *
 795 * PARAMETERS:  Node                - Descriptor to dump
 796 *              Flags               - Force display if TRUE
 797 *
 798 * DESCRIPTION: Dumps the members of the given.Node
 799 *
 800 ******************************************************************************/
 801
 802void acpi_ex_dump_namespace_node(struct acpi_namespace_node *node, u32 flags)
 803{
 804
 805        ACPI_FUNCTION_ENTRY();
 806
 807        if (!flags) {
 808                if (!((ACPI_LV_OBJECTS & acpi_dbg_level)
 809                      && (_COMPONENT & acpi_dbg_layer))) {
 810                        return;
 811                }
 812        }
 813
 814        acpi_os_printf("%20s : %4.4s\n", "Name", acpi_ut_get_node_name(node));
 815        acpi_ex_out_string("Type", acpi_ut_get_type_name(node->type));
 816        acpi_ex_out_pointer("Attached Object",
 817                            acpi_ns_get_attached_object(node));
 818        acpi_ex_out_pointer("Parent", node->parent);
 819
 820        acpi_ex_dump_object(ACPI_CAST_PTR(union acpi_operand_object, node),
 821                            acpi_ex_dump_node);
 822}
 823
 824/*******************************************************************************
 825 *
 826 * FUNCTION:    acpi_ex_dump_reference_obj
 827 *
 828 * PARAMETERS:  Object              - Descriptor to dump
 829 *
 830 * DESCRIPTION: Dumps a reference object
 831 *
 832 ******************************************************************************/
 833
 834static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc)
 835{
 836        struct acpi_buffer ret_buf;
 837        acpi_status status;
 838
 839        ret_buf.length = ACPI_ALLOCATE_LOCAL_BUFFER;
 840
 841        if (obj_desc->reference.class == ACPI_REFCLASS_NAME) {
 842                acpi_os_printf(" %p ", obj_desc->reference.node);
 843
 844                status =
 845                    acpi_ns_handle_to_pathname(obj_desc->reference.node,
 846                                               &ret_buf);
 847                if (ACPI_FAILURE(status)) {
 848                        acpi_os_printf(" Could not convert name to pathname\n");
 849                } else {
 850                        acpi_os_printf("%s\n", (char *)ret_buf.pointer);
 851                        ACPI_FREE(ret_buf.pointer);
 852                }
 853        } else if (obj_desc->reference.object) {
 854                if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) ==
 855                    ACPI_DESC_TYPE_OPERAND) {
 856                        acpi_os_printf(" Target: %p",
 857                                       obj_desc->reference.object);
 858                        if (obj_desc->reference.class == ACPI_REFCLASS_TABLE) {
 859                                acpi_os_printf(" Table Index: %X\n",
 860                                               obj_desc->reference.value);
 861                        } else {
 862                                acpi_os_printf(" Target: %p [%s]\n",
 863                                               obj_desc->reference.object,
 864                                               acpi_ut_get_type_name(((union
 865                                                                       acpi_operand_object
 866                                                                       *)
 867                                                                      obj_desc->
 868                                                                      reference.
 869                                                                      object)->
 870                                                                     common.
 871                                                                     type));
 872                        }
 873                } else {
 874                        acpi_os_printf(" Target: %p\n",
 875                                       obj_desc->reference.object);
 876                }
 877        }
 878}
 879
 880/*******************************************************************************
 881 *
 882 * FUNCTION:    acpi_ex_dump_package_obj
 883 *
 884 * PARAMETERS:  obj_desc            - Descriptor to dump
 885 *              Level               - Indentation Level
 886 *              Index               - Package index for this object
 887 *
 888 * DESCRIPTION: Dumps the elements of the package
 889 *
 890 ******************************************************************************/
 891
 892static void
 893acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
 894                         u32 level, u32 index)
 895{
 896        u32 i;
 897
 898        /* Indentation and index output */
 899
 900        if (level > 0) {
 901                for (i = 0; i < level; i++) {
 902                        acpi_os_printf(" ");
 903                }
 904
 905                acpi_os_printf("[%.2d] ", index);
 906        }
 907
 908        acpi_os_printf("%p ", obj_desc);
 909
 910        /* Null package elements are allowed */
 911
 912        if (!obj_desc) {
 913                acpi_os_printf("[Null Object]\n");
 914                return;
 915        }
 916
 917        /* Packages may only contain a few object types */
 918
 919        switch (obj_desc->common.type) {
 920        case ACPI_TYPE_INTEGER:
 921
 922                acpi_os_printf("[Integer] = %8.8X%8.8X\n",
 923                               ACPI_FORMAT_UINT64(obj_desc->integer.value));
 924                break;
 925
 926        case ACPI_TYPE_STRING:
 927
 928                acpi_os_printf("[String] Value: ");
 929                for (i = 0; i < obj_desc->string.length; i++) {
 930                        acpi_os_printf("%c", obj_desc->string.pointer[i]);
 931                }
 932                acpi_os_printf("\n");
 933                break;
 934
 935        case ACPI_TYPE_BUFFER:
 936
 937                acpi_os_printf("[Buffer] Length %.2X = ",
 938                               obj_desc->buffer.length);
 939                if (obj_desc->buffer.length) {
 940                        acpi_ut_dump_buffer(ACPI_CAST_PTR
 941                                            (u8, obj_desc->buffer.pointer),
 942                                            obj_desc->buffer.length,
 943                                            DB_DWORD_DISPLAY, _COMPONENT);
 944                } else {
 945                        acpi_os_printf("\n");
 946                }
 947                break;
 948
 949        case ACPI_TYPE_PACKAGE:
 950
 951                acpi_os_printf("[Package] Contains %u Elements:\n",
 952                               obj_desc->package.count);
 953
 954                for (i = 0; i < obj_desc->package.count; i++) {
 955                        acpi_ex_dump_package_obj(obj_desc->package.elements[i],
 956                                                 level + 1, i);
 957                }
 958                break;
 959
 960        case ACPI_TYPE_LOCAL_REFERENCE:
 961
 962                acpi_os_printf("[Object Reference] Type [%s] %2.2X",
 963                               acpi_ut_get_reference_name(obj_desc),
 964                               obj_desc->reference.class);
 965                acpi_ex_dump_reference_obj(obj_desc);
 966                break;
 967
 968        default:
 969
 970                acpi_os_printf("[Unknown Type] %X\n", obj_desc->common.type);
 971                break;
 972        }
 973}
 974
 975/*******************************************************************************
 976 *
 977 * FUNCTION:    acpi_ex_dump_object_descriptor
 978 *
 979 * PARAMETERS:  obj_desc            - Descriptor to dump
 980 *              Flags               - Force display if TRUE
 981 *
 982 * DESCRIPTION: Dumps the members of the object descriptor given.
 983 *
 984 ******************************************************************************/
 985
 986void
 987acpi_ex_dump_object_descriptor(union acpi_operand_object *obj_desc, u32 flags)
 988{
 989        ACPI_FUNCTION_TRACE(ex_dump_object_descriptor);
 990
 991        if (!obj_desc) {
 992                return_VOID;
 993        }
 994
 995        if (!flags) {
 996                if (!((ACPI_LV_OBJECTS & acpi_dbg_level)
 997                      && (_COMPONENT & acpi_dbg_layer))) {
 998                        return_VOID;
 999                }
1000        }

1001
1002        if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
1003                acpi_ex_dump_namespace_node((struct acpi_namespace_node *)
1004                                            obj_desc, flags);
1005
1006                acpi_os_printf("\nAttached Object (%p):\n",
1007                               ((struct acpi_namespace_node *)obj_desc)->
1008                               object);
1009
1010                acpi_ex_dump_object_descriptor(((struct acpi_namespace_node *)
1011                                                obj_desc)->object, flags);
1012                return_VOID;
1013        }
1014
1015        if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
1016                acpi_os_printf
1017                    ("ExDumpObjectDescriptor: %p is not an ACPI operand object: [%s]\n",
1018                     obj_desc, acpi_ut_get_descriptor_name(obj_desc));
1019                return_VOID;
1020        }
1021
1022        if (obj_desc->common.type > ACPI_TYPE_NS_NODE_MAX) {
1023                return_VOID;
1024        }
1025
1026        /* Common Fields */
1027
1028        acpi_ex_dump_object(obj_desc, acpi_ex_dump_common);
1029
1030        /* Object-specific fields */
1031
1032        acpi_ex_dump_object(obj_desc, acpi_ex_dump_info[obj_desc->common.type]);
1033        return_VOID;
1034}
1035
1036#endif
1037