drivers/acpi/acpica/exdump.c

   1 /******************************************************************************
   2  *
   3  * Module Name: exdump - Interpreter debug output routines
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2011, Intel Corp.
   9  * All rights reserved.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions, and the following disclaimer,
  16  *    without modification.
  17  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  18  *    substantially similar to the "NO WARRANTY" disclaimer below
  19  *    ("Disclaimer") and any redistribution must be conditioned upon
  20  *    including a substantially similar Disclaimer requirement for further
  21  *    binary redistribution.
  22  * 3. Neither the names of the above-listed copyright holders nor the names
  23  *    of any contributors may be used to endorse or promote products derived
  24  *    from this software without specific prior written permission.
  25  *
  26  * Alternatively, this software may be distributed under the terms of the
  27  * GNU General Public License ("GPL") version 2 as published by the Free
  28  * Software Foundation.
  29  *
  30  * NO WARRANTY
  31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  32  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  33  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  34  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  35  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  39  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  40  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  41  * POSSIBILITY OF SUCH DAMAGES.
  42  */
  43
  44 #include <acpi/acpi.h>
  45 #include "accommon.h"
  46 #include "acinterp.h"
  47 #include "amlcode.h"
  48 #include "acnamesp.h"
  49
  50 #define _COMPONENT          ACPI_EXECUTER
  51 ACPI_MODULE_NAME("exdump")
  52
  53 /*
  54  * The following routines are used for debug output only
  55  */
  56 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
  57 /* Local prototypes */
  58 static void acpi_ex_out_string(char *title, char *value);
  59
  60 static void acpi_ex_out_pointer(char *title, void *value);
  61
  62 static void
  63 acpi_ex_dump_object(union acpi_operand_object *obj_desc,
  64                     struct acpi_exdump_info *info);
  65
  66 static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc);
  67
  68 static void
  69 acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
  70                          u32 level, u32 index);
  71
  72 /*******************************************************************************
  73  *
  74  * Object Descriptor info tables
  75  *
  76  * Note: The first table entry must be an INIT opcode and must contain
  77  * the table length (number of table entries)
  78  *
  79  ******************************************************************************/
  80
  81 static struct acpi_exdump_info acpi_ex_dump_integer[2] = {
  82         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_integer), NULL},
  83         {ACPI_EXD_UINT64, ACPI_EXD_OFFSET(integer.value), "Value"}
  84 };
  85
  86 static struct acpi_exdump_info acpi_ex_dump_string[4] = {
  87         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_string), NULL},
  88         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(string.length), "Length"},
  89         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(string.pointer), "Pointer"},
  90         {ACPI_EXD_STRING, 0, NULL}
  91 };
  92
  93 static struct acpi_exdump_info acpi_ex_dump_buffer[5] = {
  94         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_buffer), NULL},
  95         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(buffer.length), "Length"},
  96         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer.pointer), "Pointer"},
  97         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer.node), "Parent Node"},
  98         {ACPI_EXD_BUFFER, 0, NULL}
  99 };
 100
 101 static struct acpi_exdump_info acpi_ex_dump_package[5] = {
 102         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_package), NULL},
 103         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(package.flags), "Flags"},
 104         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(package.count), "Elements"},
 105         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(package.elements), "Element List"},
 106         {ACPI_EXD_PACKAGE, 0, NULL}
 107 };
 108
 109 static struct acpi_exdump_info acpi_ex_dump_device[4] = {
 110         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_device), NULL},
 111         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.handler), "Handler"},
 112         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.system_notify),
 113          "System Notify"},
 114         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.device_notify),
 115          "Device Notify"}
 116 };
 117
 118 static struct acpi_exdump_info acpi_ex_dump_event[2] = {
 119         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_event), NULL},
 120         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(event.os_semaphore), "OsSemaphore"}
 121 };
 122
 123 static struct acpi_exdump_info acpi_ex_dump_method[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
 136 static 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
 145 static 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
 155 static 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
 167 static 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
 179 static 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
 188 static 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
 195 static 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
 201 static 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
 210 static 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
 219 static 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
 230 static 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
 241 static 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
 249 static 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
 257 static 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
 272 static 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
 282 static 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
 327 static void
 328 acpi_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
 452 void 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
 734 void
 735 acpi_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], %u 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
 778 static void acpi_ex_out_string(char *title, char *value)
 779 {
 780         acpi_os_printf("%20s : %s\n", title, value);
 781 }
 782
 783 static 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
 799 void 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", node->parent);
 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
 831 static 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
 889 static void
 890 acpi_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 %u 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
 983 void
 984 acpi_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