drivers/acpi/executer/exdump.c

   1 /******************************************************************************
   2  *
   3  * Module Name: exdump - Interpreter debug output routines
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2007, R. Byron Moore
   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 <acpi/acinterp.h>
  46 #include <acpi/amlcode.h>
  47 #include <acpi/acnamesp.h>
  48 #include <acpi/acparser.h>
  49
  50 #define _COMPONENT          ACPI_EXECUTER
  51 ACPI_MODULE_NAME("exdump")
  52
  53 /*
  54  * The following routines are used for debug output only
  55  */
  56 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
  57 /* Local prototypes */
  58 static void acpi_ex_out_string(char *title, char *value);
  59
  60 static void acpi_ex_out_pointer(char *title, void *value);
  61
  62 static void
  63 acpi_ex_dump_object(union acpi_operand_object *obj_desc,
  64                     struct acpi_exdump_info *info);
  65
  66 static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc);
  67
  68 static void
  69 acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
  70                          u32 level, u32 index);
  71
  72 /*******************************************************************************
  73  *
  74  * Object Descriptor info tables
  75  *
  76  * Note: The first table entry must be an INIT opcode and must contain
  77  * the table length (number of table entries)
  78  *
  79  ******************************************************************************/
  80
  81 static struct acpi_exdump_info acpi_ex_dump_integer[2] = {
  82         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_integer), NULL},
  83         {ACPI_EXD_UINT64, ACPI_EXD_OFFSET(integer.value), "Value"}
  84 };
  85
  86 static struct acpi_exdump_info acpi_ex_dump_string[4] = {
  87         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_string), NULL},
  88         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(string.length), "Length"},
  89         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(string.pointer), "Pointer"},
  90         {ACPI_EXD_STRING, 0, NULL}
  91 };
  92
  93 static struct acpi_exdump_info acpi_ex_dump_buffer[5] = {
  94         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_buffer), NULL},
  95         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(buffer.length), "Length"},
  96         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer.pointer), "Pointer"},
  97         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer.node), "Parent Node"},
  98         {ACPI_EXD_BUFFER, 0, NULL}
  99 };
 100
 101 static struct acpi_exdump_info acpi_ex_dump_package[5] = {
 102         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_package), NULL},
 103         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(package.flags), "Flags"},
 104         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(package.count), "Elements"},
 105         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(package.elements), "Element List"},
 106         {ACPI_EXD_PACKAGE, 0, NULL}
 107 };
 108
 109 static struct acpi_exdump_info acpi_ex_dump_device[4] = {
 110         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_device), NULL},
 111         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.handler), "Handler"},
 112         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.system_notify),
 113          "System Notify"},
 114         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.device_notify),
 115          "Device Notify"}
 116 };
 117
 118 static struct acpi_exdump_info acpi_ex_dump_event[2] = {
 119         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_event), NULL},
 120         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(event.os_semaphore), "OsSemaphore"}
 121 };
 122
 123 static struct acpi_exdump_info acpi_ex_dump_method[8] = {
 124         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_method), NULL},
 125         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.param_count), "ParamCount"},
 126         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.sync_level), "Sync Level"},
 127         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.mutex), "Mutex"},
 128         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.owner_id), "Owner Id"},
 129         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.thread_count), "Thread Count"},
 130         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(method.aml_length), "Aml Length"},
 131         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.aml_start), "Aml Start"}
 132 };
 133
 134 static struct acpi_exdump_info acpi_ex_dump_mutex[5] = {
 135         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_mutex), NULL},
 136         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(mutex.sync_level), "Sync Level"},
 137         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(mutex.owner_thread), "Owner Thread"},
 138         {ACPI_EXD_UINT16, ACPI_EXD_OFFSET(mutex.acquisition_depth),
 139          "Acquire Depth"},
 140         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(mutex.os_mutex), "OsMutex"}
 141 };
 142
 143 static struct acpi_exdump_info acpi_ex_dump_region[7] = {
 144         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region), NULL},
 145         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.space_id), "Space Id"},
 146         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.flags), "Flags"},
 147         {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(region.address), "Address"},
 148         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(region.length), "Length"},
 149         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(region.handler), "Handler"},
 150         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(region.next), "Next"}
 151 };
 152
 153 static struct acpi_exdump_info acpi_ex_dump_power[5] = {
 154         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_power), NULL},
 155         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.system_level),
 156          "System Level"},
 157         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.resource_order),
 158          "Resource Order"},
 159         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.system_notify),
 160          "System Notify"},
 161         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.device_notify),
 162          "Device Notify"}
 163 };
 164
 165 static struct acpi_exdump_info acpi_ex_dump_processor[7] = {
 166         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_processor), NULL},
 167         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.proc_id), "Processor ID"},
 168         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.length), "Length"},
 169         {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(processor.address), "Address"},
 170         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.system_notify),
 171          "System Notify"},
 172         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.device_notify),
 173          "Device Notify"},
 174         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.handler), "Handler"}
 175 };
 176
 177 static struct acpi_exdump_info acpi_ex_dump_thermal[4] = {
 178         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_thermal), NULL},
 179         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.system_notify),
 180          "System Notify"},
 181         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.device_notify),
 182          "Device Notify"},
 183         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.handler), "Handler"}
 184 };
 185
 186 static struct acpi_exdump_info acpi_ex_dump_buffer_field[3] = {
 187         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_buffer_field), NULL},
 188         {ACPI_EXD_FIELD, 0, NULL},
 189         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer_field.buffer_obj),
 190          "Buffer Object"}
 191 };
 192
 193 static struct acpi_exdump_info acpi_ex_dump_region_field[3] = {
 194         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region_field), NULL},
 195         {ACPI_EXD_FIELD, 0, NULL},
 196         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(field.region_obj), "Region Object"}
 197 };
 198
 199 static struct acpi_exdump_info acpi_ex_dump_bank_field[5] = {
 200         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
 201         {ACPI_EXD_FIELD, 0, NULL},
 202         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(bank_field.value), "Value"},
 203         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.region_obj),
 204          "Region Object"},
 205         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.bank_obj), "Bank Object"}
 206 };
 207
 208 static struct acpi_exdump_info acpi_ex_dump_index_field[5] = {
 209         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
 210         {ACPI_EXD_FIELD, 0, NULL},
 211         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(index_field.value), "Value"},
 212         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.index_obj),
 213          "Index Object"},
 214         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.data_obj), "Data Object"}
 215 };
 216
 217 static struct acpi_exdump_info acpi_ex_dump_reference[7] = {
 218         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_reference), NULL},
 219         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.target_type), "Target Type"},
 220         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(reference.offset), "Offset"},
 221         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.object), "Object Desc"},
 222         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.node), "Node"},
 223         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.where), "Where"},
 224         {ACPI_EXD_REFERENCE, 0, NULL}
 225 };
 226
 227 static struct acpi_exdump_info acpi_ex_dump_address_handler[6] = {
 228         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_address_handler),
 229          NULL},
 230         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(address_space.space_id), "Space Id"},
 231         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.next), "Next"},
 232         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.region_list),
 233          "Region List"},
 234         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.node), "Node"},
 235         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.context), "Context"}
 236 };
 237
 238 static struct acpi_exdump_info acpi_ex_dump_notify[3] = {
 239         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_notify), NULL},
 240         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.node), "Node"},
 241         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.context), "Context"}
 242 };
 243
 244 /* Miscellaneous tables */
 245
 246 static struct acpi_exdump_info acpi_ex_dump_common[4] = {
 247         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_common), NULL},
 248         {ACPI_EXD_TYPE, 0, NULL},
 249         {ACPI_EXD_UINT16, ACPI_EXD_OFFSET(common.reference_count),
 250          "Reference Count"},
 251         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common.flags), "Flags"}
 252 };
 253
 254 static struct acpi_exdump_info acpi_ex_dump_field_common[7] = {
 255         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_field_common), NULL},
 256         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.field_flags),
 257          "Field Flags"},
 258         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.access_byte_width),
 259          "Access Byte Width"},
 260         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(common_field.bit_length),
 261          "Bit Length"},
 262         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.start_field_bit_offset),
 263          "Field Bit Offset"},
 264         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(common_field.base_byte_offset),
 265          "Base Byte Offset"},
 266         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(common_field.node), "Parent Node"}
 267 };
 268
 269 static struct acpi_exdump_info acpi_ex_dump_node[5] = {
 270         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_node), NULL},
 271         {ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(flags), "Flags"},
 272         {ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(owner_id), "Owner Id"},
 273         {ACPI_EXD_POINTER, ACPI_EXD_NSOFFSET(child), "Child List"},
 274         {ACPI_EXD_POINTER, ACPI_EXD_NSOFFSET(peer), "Next Peer"}
 275 };
 276
 277 /* Dispatch table, indexed by object type */
 278
 279 static struct acpi_exdump_info *acpi_ex_dump_info[] = {
 280         NULL,
 281         acpi_ex_dump_integer,
 282         acpi_ex_dump_string,
 283         acpi_ex_dump_buffer,
 284         acpi_ex_dump_package,
 285         NULL,
 286         acpi_ex_dump_device,
 287         acpi_ex_dump_event,
 288         acpi_ex_dump_method,
 289         acpi_ex_dump_mutex,
 290         acpi_ex_dump_region,
 291         acpi_ex_dump_power,
 292         acpi_ex_dump_processor,
 293         acpi_ex_dump_thermal,
 294         acpi_ex_dump_buffer_field,
 295         NULL,
 296         NULL,
 297         acpi_ex_dump_region_field,
 298         acpi_ex_dump_bank_field,
 299         acpi_ex_dump_index_field,
 300         acpi_ex_dump_reference,
 301         NULL,
 302         NULL,
 303         acpi_ex_dump_notify,
 304         acpi_ex_dump_address_handler,
 305         NULL,
 306         NULL,
 307         NULL
 308 };
 309
 310 /*******************************************************************************
 311  *
 312  * FUNCTION:    acpi_ex_dump_object
 313  *
 314  * PARAMETERS:  obj_desc            - Descriptor to dump
 315  *              Info                - Info table corresponding to this object
 316  *                                    type
 317  *
 318  * RETURN:      None
 319  *
 320  * DESCRIPTION: Walk the info table for this object
 321  *
 322  ******************************************************************************/
 323
 324 static void
 325 acpi_ex_dump_object(union acpi_operand_object *obj_desc,
 326                     struct acpi_exdump_info *info)
 327 {
 328         u8 *target;
 329         char *name;
 330         u8 count;
 331
 332         if (!info) {
 333                 acpi_os_printf
 334                     ("ExDumpObject: Display not implemented for object type %s\n",
 335                      acpi_ut_get_object_type_name(obj_desc));
 336                 return;
 337         }
 338
 339         /* First table entry must contain the table length (# of table entries) */
 340
 341         count = info->offset;
 342
 343         while (count) {
 344                 target = ACPI_ADD_PTR(u8, obj_desc, info->offset);
 345                 name = info->name;
 346
 347                 switch (info->opcode) {
 348                 case ACPI_EXD_INIT:
 349                         break;
 350
 351                 case ACPI_EXD_TYPE:
 352                         acpi_ex_out_string("Type",
 353                                            acpi_ut_get_object_type_name
 354                                            (obj_desc));
 355                         break;
 356
 357                 case ACPI_EXD_UINT8:
 358
 359                         acpi_os_printf("%20s : %2.2X\n", name, *target);
 360                         break;
 361
 362                 case ACPI_EXD_UINT16:
 363
 364                         acpi_os_printf("%20s : %4.4X\n", name,
 365                                        ACPI_GET16(target));
 366                         break;
 367
 368                 case ACPI_EXD_UINT32:
 369
 370                         acpi_os_printf("%20s : %8.8X\n", name,
 371                                        ACPI_GET32(target));
 372                         break;
 373
 374                 case ACPI_EXD_UINT64:
 375
 376                         acpi_os_printf("%20s : %8.8X%8.8X\n", "Value",
 377                                        ACPI_FORMAT_UINT64(ACPI_GET64(target)));
 378                         break;
 379
 380                 case ACPI_EXD_POINTER:
 381                 case ACPI_EXD_ADDRESS:
 382
 383                         acpi_ex_out_pointer(name,
 384                                             *ACPI_CAST_PTR(void *, target));
 385                         break;
 386
 387                 case ACPI_EXD_STRING:
 388
 389                         acpi_ut_print_string(obj_desc->string.pointer,
 390                                              ACPI_UINT8_MAX);
 391                         acpi_os_printf("\n");
 392                         break;
 393
 394                 case ACPI_EXD_BUFFER:
 395
 396                         ACPI_DUMP_BUFFER(obj_desc->buffer.pointer,
 397                                          obj_desc->buffer.length);
 398                         break;
 399
 400                 case ACPI_EXD_PACKAGE:
 401
 402                         /* Dump the package contents */
 403
 404                         acpi_os_printf("\nPackage Contents:\n");
 405                         acpi_ex_dump_package_obj(obj_desc, 0, 0);
 406                         break;
 407
 408                 case ACPI_EXD_FIELD:
 409
 410                         acpi_ex_dump_object(obj_desc,
 411                                             acpi_ex_dump_field_common);
 412                         break;
 413
 414                 case ACPI_EXD_REFERENCE:
 415
 416                         acpi_ex_out_string("Opcode",
 417                                            (acpi_ps_get_opcode_info
 418                                             (obj_desc->reference.opcode))->
 419                                            name);
 420                         acpi_ex_dump_reference_obj(obj_desc);
 421                         break;
 422
 423                 default:
 424                         acpi_os_printf("**** Invalid table opcode [%X] ****\n",
 425                                        info->opcode);
 426                         return;
 427                 }
 428
 429                 info++;
 430                 count--;
 431         }
 432 }
 433
 434 /*******************************************************************************
 435  *
 436  * FUNCTION:    acpi_ex_dump_operand
 437  *
 438  * PARAMETERS:  *obj_desc       - Pointer to entry to be dumped
 439  *              Depth           - Current nesting depth
 440  *
 441  * RETURN:      None
 442  *
 443  * DESCRIPTION: Dump an operand object
 444  *
 445  ******************************************************************************/
 446
 447 void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth)
 448 {
 449         u32 length;
 450         u32 index;
 451
 452         ACPI_FUNCTION_NAME(ex_dump_operand)
 453
 454             if (!
 455                 ((ACPI_LV_EXEC & acpi_dbg_level)
 456                  && (_COMPONENT & acpi_dbg_layer))) {
 457                 return;
 458         }
 459
 460         if (!obj_desc) {
 461
 462                 /* This could be a null element of a package */
 463
 464                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Null Object Descriptor\n"));
 465                 return;
 466         }
 467
 468         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
 469                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p Namespace Node: ",
 470                                   obj_desc));
 471                 ACPI_DUMP_ENTRY(obj_desc, ACPI_LV_EXEC);
 472                 return;
 473         }
 474
 475         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
 476                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 477                                   "%p is not a node or operand object: [%s]\n",
 478                                   obj_desc,
 479                                   acpi_ut_get_descriptor_name(obj_desc)));
 480                 ACPI_DUMP_BUFFER(obj_desc, sizeof(union acpi_operand_object));
 481                 return;
 482         }
 483
 484         /* obj_desc is a valid object */
 485
 486         if (depth > 0) {
 487                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%*s[%u] %p ",
 488                                   depth, " ", depth, obj_desc));
 489         } else {
 490                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p ", obj_desc));
 491         }
 492
 493         /* Decode object type */
 494
 495         switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
 496         case ACPI_TYPE_LOCAL_REFERENCE:
 497
 498                 switch (obj_desc->reference.opcode) {
 499                 case AML_DEBUG_OP:
 500
 501                         acpi_os_printf("Reference: Debug\n");
 502                         break;
 503
 504                 case AML_NAME_OP:
 505
 506                         ACPI_DUMP_PATHNAME(obj_desc->reference.object,
 507                                            "Reference: Name: ", ACPI_LV_INFO,
 508                                            _COMPONENT);
 509                         ACPI_DUMP_ENTRY(obj_desc->reference.object,
 510                                         ACPI_LV_INFO);
 511                         break;
 512
 513                 case AML_INDEX_OP:
 514
 515                         acpi_os_printf("Reference: Index %p\n",
 516                                        obj_desc->reference.object);
 517                         break;
 518
 519                 case AML_REF_OF_OP:
 520
 521                         acpi_os_printf("Reference: (RefOf) %p\n",
 522                                        obj_desc->reference.object);
 523                         break;
 524
 525                 case AML_ARG_OP:
 526
 527                         acpi_os_printf("Reference: Arg%d",
 528                                        obj_desc->reference.offset);
 529
 530                         if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
 531
 532                                 /* Value is an Integer */
 533
 534                                 acpi_os_printf(" value is [%8.8X%8.8x]",
 535                                                ACPI_FORMAT_UINT64(obj_desc->
 536                                                                   integer.
 537                                                                   value));
 538                         }
 539
 540                         acpi_os_printf("\n");
 541                         break;
 542
 543                 case AML_LOCAL_OP:
 544
 545                         acpi_os_printf("Reference: Local%d",
 546                                        obj_desc->reference.offset);
 547
 548                         if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
 549
 550                                 /* Value is an Integer */
 551
 552                                 acpi_os_printf(" value is [%8.8X%8.8x]",
 553                                                ACPI_FORMAT_UINT64(obj_desc->
 554                                                                   integer.
 555                                                                   value));
 556                         }
 557
 558                         acpi_os_printf("\n");
 559                         break;
 560
 561                 case AML_INT_NAMEPATH_OP:
 562
 563                         acpi_os_printf("Reference.Node->Name %X\n",
 564                                        obj_desc->reference.node->name.integer);
 565                         break;
 566
 567                 default:
 568
 569                         /* Unknown opcode */
 570
 571                         acpi_os_printf("Unknown Reference opcode=%X\n",
 572                                        obj_desc->reference.opcode);
 573                         break;
 574
 575                 }
 576                 break;
 577
 578         case ACPI_TYPE_BUFFER:
 579
 580                 acpi_os_printf("Buffer len %X @ %p\n",
 581                                obj_desc->buffer.length,
 582                                obj_desc->buffer.pointer);
 583
 584                 length = obj_desc->buffer.length;
 585                 if (length > 64) {
 586                         length = 64;
 587                 }
 588
 589                 /* Debug only -- dump the buffer contents */
 590
 591                 if (obj_desc->buffer.pointer) {
 592                         acpi_os_printf("Buffer Contents: ");
 593
 594                         for (index = 0; index < length; index++) {
 595                                 acpi_os_printf(" %02x",
 596                                                obj_desc->buffer.pointer[index]);
 597                         }
 598                         acpi_os_printf("\n");
 599                 }
 600                 break;
 601
 602         case ACPI_TYPE_INTEGER:
 603
 604                 acpi_os_printf("Integer %8.8X%8.8X\n",
 605                                ACPI_FORMAT_UINT64(obj_desc->integer.value));
 606                 break;
 607
 608         case ACPI_TYPE_PACKAGE:
 609
 610                 acpi_os_printf("Package [Len %X] ElementArray %p\n",
 611                                obj_desc->package.count,
 612                                obj_desc->package.elements);
 613
 614                 /*
 615                  * If elements exist, package element pointer is valid,
 616                  * and debug_level exceeds 1, dump package's elements.
 617                  */
 618                 if (obj_desc->package.count &&
 619                     obj_desc->package.elements && acpi_dbg_level > 1) {
 620                         for (index = 0; index < obj_desc->package.count;
 621                              index++) {
 622                                 acpi_ex_dump_operand(obj_desc->package.
 623                                                      elements[index],
 624                                                      depth + 1);
 625                         }
 626                 }
 627                 break;
 628
 629         case ACPI_TYPE_REGION:
 630
 631                 acpi_os_printf("Region %s (%X)",
 632                                acpi_ut_get_region_name(obj_desc->region.
 633                                                        space_id),
 634                                obj_desc->region.space_id);
 635
 636                 /*
 637                  * If the address and length have not been evaluated,
 638                  * don't print them.
 639                  */
 640                 if (!(obj_desc->region.flags & AOPOBJ_DATA_VALID)) {
 641                         acpi_os_printf("\n");
 642                 } else {
 643                         acpi_os_printf(" base %8.8X%8.8X Length %X\n",
 644                                        ACPI_FORMAT_UINT64(obj_desc->region.
 645                                                           address),
 646                                        obj_desc->region.length);
 647                 }
 648                 break;
 649
 650         case ACPI_TYPE_STRING:
 651
 652                 acpi_os_printf("String length %X @ %p ",
 653                                obj_desc->string.length,
 654                                obj_desc->string.pointer);
 655
 656                 acpi_ut_print_string(obj_desc->string.pointer, ACPI_UINT8_MAX);
 657                 acpi_os_printf("\n");
 658                 break;
 659
 660         case ACPI_TYPE_LOCAL_BANK_FIELD:
 661
 662                 acpi_os_printf("BankField\n");
 663                 break;
 664
 665         case ACPI_TYPE_LOCAL_REGION_FIELD:
 666
 667                 acpi_os_printf
 668                     ("RegionField: Bits=%X AccWidth=%X Lock=%X Update=%X at byte=%X bit=%X of below:\n",
 669                      obj_desc->field.bit_length,
 670                      obj_desc->field.access_byte_width,
 671                      obj_desc->field.field_flags & AML_FIELD_LOCK_RULE_MASK,
 672                      obj_desc->field.field_flags & AML_FIELD_UPDATE_RULE_MASK,
 673                      obj_desc->field.base_byte_offset,
 674                      obj_desc->field.start_field_bit_offset);
 675
 676                 acpi_ex_dump_operand(obj_desc->field.region_obj, depth + 1);
 677                 break;
 678
 679         case ACPI_TYPE_LOCAL_INDEX_FIELD:
 680
 681                 acpi_os_printf("IndexField\n");
 682                 break;
 683
 684         case ACPI_TYPE_BUFFER_FIELD:
 685
 686                 acpi_os_printf("BufferField: %X bits at byte %X bit %X of\n",
 687                                obj_desc->buffer_field.bit_length,
 688                                obj_desc->buffer_field.base_byte_offset,
 689                                obj_desc->buffer_field.start_field_bit_offset);
 690
 691                 if (!obj_desc->buffer_field.buffer_obj) {
 692                         ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "*NULL*\n"));
 693                 } else
 694                     if (ACPI_GET_OBJECT_TYPE(obj_desc->buffer_field.buffer_obj)
 695                         != ACPI_TYPE_BUFFER) {
 696                         acpi_os_printf("*not a Buffer*\n");
 697                 } else {
 698                         acpi_ex_dump_operand(obj_desc->buffer_field.buffer_obj,
 699                                              depth + 1);
 700                 }
 701                 break;
 702
 703         case ACPI_TYPE_EVENT:
 704
 705                 acpi_os_printf("Event\n");
 706                 break;
 707
 708         case ACPI_TYPE_METHOD:
 709
 710                 acpi_os_printf("Method(%X) @ %p:%X\n",
 711                                obj_desc->method.param_count,
 712                                obj_desc->method.aml_start,
 713                                obj_desc->method.aml_length);
 714                 break;
 715
 716         case ACPI_TYPE_MUTEX:
 717
 718                 acpi_os_printf("Mutex\n");
 719                 break;
 720
 721         case ACPI_TYPE_DEVICE:
 722
 723                 acpi_os_printf("Device\n");
 724                 break;
 725
 726         case ACPI_TYPE_POWER:
 727
 728                 acpi_os_printf("Power\n");
 729                 break;
 730
 731         case ACPI_TYPE_PROCESSOR:
 732
 733                 acpi_os_printf("Processor\n");
 734                 break;
 735
 736         case ACPI_TYPE_THERMAL:
 737
 738                 acpi_os_printf("Thermal\n");
 739                 break;
 740
 741         default:
 742                 /* Unknown Type */
 743
 744                 acpi_os_printf("Unknown Type %X\n",
 745                                ACPI_GET_OBJECT_TYPE(obj_desc));
 746                 break;
 747         }
 748
 749         return;
 750 }
 751
 752 /*******************************************************************************
 753  *
 754  * FUNCTION:    acpi_ex_dump_operands
 755  *
 756  * PARAMETERS:  Operands            - Operand list
 757  *              interpreter_mode    - Load or Exec
 758  *              Ident               - Identification
 759  *              num_levels          - # of stack entries to dump above line
 760  *              Note                - Output notation
 761  *              module_name         - Caller's module name
 762  *              line_number         - Caller's invocation line number
 763  *
 764  * DESCRIPTION: Dump the object stack
 765  *
 766  ******************************************************************************/
 767
 768 void
 769 acpi_ex_dump_operands(union acpi_operand_object **operands,
 770                       acpi_interpreter_mode interpreter_mode,
 771                       char *ident,
 772                       u32 num_levels,
 773                       char *note, char *module_name, u32 line_number)
 774 {
 775         acpi_native_uint i;
 776
 777         ACPI_FUNCTION_NAME(ex_dump_operands);
 778
 779         if (!ident) {
 780                 ident = "?";
 781         }
 782
 783         if (!note) {
 784                 note = "?";
 785         }
 786
 787         ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 788                           "************* Operand Stack Contents (Opcode [%s], %d Operands)\n",
 789                           ident, num_levels));
 790
 791         if (num_levels == 0) {
 792                 num_levels = 1;
 793         }
 794
 795         /* Dump the operand stack starting at the top */
 796
 797         for (i = 0; num_levels > 0; i--, num_levels--) {
 798                 acpi_ex_dump_operand(operands[i], 0);
 799         }
 800
 801         ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 802                           "************* Operand Stack dump from %s(%d), %s\n",
 803                           module_name, line_number, note));
 804         return;
 805 }
 806
 807 /*******************************************************************************
 808  *
 809  * FUNCTION:    acpi_ex_out* functions
 810  *
 811  * PARAMETERS:  Title               - Descriptive text
 812  *              Value               - Value to be displayed
 813  *
 814  * DESCRIPTION: Object dump output formatting functions.  These functions
 815  *              reduce the number of format strings required and keeps them
 816  *              all in one place for easy modification.
 817  *
 818  ******************************************************************************/
 819
 820 static void acpi_ex_out_string(char *title, char *value)
 821 {
 822         acpi_os_printf("%20s : %s\n", title, value);
 823 }
 824
 825 static void acpi_ex_out_pointer(char *title, void *value)
 826 {
 827         acpi_os_printf("%20s : %p\n", title, value);
 828 }
 829
 830 /*******************************************************************************
 831  *
 832  * FUNCTION:    acpi_ex_dump_namespace_node
 833  *
 834  * PARAMETERS:  Node                - Descriptor to dump
 835  *              Flags               - Force display if TRUE
 836  *
 837  * DESCRIPTION: Dumps the members of the given.Node
 838  *
 839  ******************************************************************************/
 840
 841 void acpi_ex_dump_namespace_node(struct acpi_namespace_node *node, u32 flags)
 842 {
 843
 844         ACPI_FUNCTION_ENTRY();
 845
 846         if (!flags) {
 847                 if (!
 848                     ((ACPI_LV_OBJECTS & acpi_dbg_level)
 849                      && (_COMPONENT & acpi_dbg_layer))) {
 850                         return;
 851                 }
 852         }
 853
 854         acpi_os_printf("%20s : %4.4s\n", "Name", acpi_ut_get_node_name(node));
 855         acpi_ex_out_string("Type", acpi_ut_get_type_name(node->type));
 856         acpi_ex_out_pointer("Attached Object",
 857                             acpi_ns_get_attached_object(node));
 858         acpi_ex_out_pointer("Parent", acpi_ns_get_parent_node(node));
 859
 860         acpi_ex_dump_object(ACPI_CAST_PTR(union acpi_operand_object, node),
 861                             acpi_ex_dump_node);
 862 }
 863
 864 /*******************************************************************************
 865  *
 866  * FUNCTION:    acpi_ex_dump_reference_obj
 867  *
 868  * PARAMETERS:  Object              - Descriptor to dump
 869  *
 870  * DESCRIPTION: Dumps a reference object
 871  *
 872  ******************************************************************************/
 873
 874 static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc)
 875 {
 876         struct acpi_buffer ret_buf;
 877         acpi_status status;
 878
 879         ret_buf.length = ACPI_ALLOCATE_LOCAL_BUFFER;
 880
 881         if (obj_desc->reference.opcode == AML_INT_NAMEPATH_OP) {
 882                 acpi_os_printf("Named Object %p ", obj_desc->reference.node);
 883
 884                 status =
 885                     acpi_ns_handle_to_pathname(obj_desc->reference.node,
 886                                                &ret_buf);
 887                 if (ACPI_FAILURE(status)) {
 888                         acpi_os_printf("Could not convert name to pathname\n");
 889                 } else {
 890                         acpi_os_printf("%s\n", (char *)ret_buf.pointer);
 891                         ACPI_FREE(ret_buf.pointer);
 892                 }
 893         } else if (obj_desc->reference.object) {
 894                 acpi_os_printf("\nReferenced Object: %p\n",
 895                                obj_desc->reference.object);
 896         }
 897 }
 898
 899 /*******************************************************************************
 900  *
 901  * FUNCTION:    acpi_ex_dump_package_obj
 902  *
 903  * PARAMETERS:  obj_desc            - Descriptor to dump
 904  *              Level               - Indentation Level
 905  *              Index               - Package index for this object
 906  *
 907  * DESCRIPTION: Dumps the elements of the package
 908  *
 909  ******************************************************************************/
 910
 911 static void
 912 acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
 913                          u32 level, u32 index)
 914 {
 915         u32 i;
 916
 917         /* Indentation and index output */
 918
 919         if (level > 0) {
 920                 for (i = 0; i < level; i++) {
 921                         acpi_os_printf(" ");
 922                 }
 923
 924                 acpi_os_printf("[%.2d] ", index);
 925         }
 926
 927         acpi_os_printf("%p ", obj_desc);
 928
 929         /* Null package elements are allowed */
 930
 931         if (!obj_desc) {
 932                 acpi_os_printf("[Null Object]\n");
 933                 return;
 934         }
 935
 936         /* Packages may only contain a few object types */
 937
 938         switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
 939         case ACPI_TYPE_INTEGER:
 940
 941                 acpi_os_printf("[Integer] = %8.8X%8.8X\n",
 942                                ACPI_FORMAT_UINT64(obj_desc->integer.value));
 943                 break;
 944
 945         case ACPI_TYPE_STRING:
 946
 947                 acpi_os_printf("[String] Value: ");
 948                 for (i = 0; i < obj_desc->string.length; i++) {
 949                         acpi_os_printf("%c", obj_desc->string.pointer[i]);
 950                 }
 951                 acpi_os_printf("\n");
 952                 break;
 953
 954         case ACPI_TYPE_BUFFER:
 955
 956                 acpi_os_printf("[Buffer] Length %.2X = ",
 957                                obj_desc->buffer.length);
 958                 if (obj_desc->buffer.length) {
 959                         acpi_ut_dump_buffer(ACPI_CAST_PTR
 960                                             (u8, obj_desc->buffer.pointer),
 961                                             obj_desc->buffer.length,
 962                                             DB_DWORD_DISPLAY, _COMPONENT);
 963                 } else {
 964                         acpi_os_printf("\n");
 965                 }
 966                 break;
 967
 968         case ACPI_TYPE_PACKAGE:
 969
 970                 acpi_os_printf("[Package] Contains %d Elements:\n",
 971                                obj_desc->package.count);
 972
 973                 for (i = 0; i < obj_desc->package.count; i++) {
 974                         acpi_ex_dump_package_obj(obj_desc->package.elements[i],
 975                                                  level + 1, i);
 976                 }
 977                 break;
 978
 979         case ACPI_TYPE_LOCAL_REFERENCE:
 980
 981                 acpi_os_printf("[Object Reference] ");
 982                 acpi_ex_dump_reference_obj(obj_desc);
 983                 break;
 984
 985         default:
 986
 987                 acpi_os_printf("[Unknown Type] %X\n",
 988                                ACPI_GET_OBJECT_TYPE(obj_desc));
 989                 break;
 990         }
 991 }
 992
 993 /*******************************************************************************
 994  *
 995  * FUNCTION:    acpi_ex_dump_object_descriptor
 996  *
 997  * PARAMETERS:  obj_desc            - Descriptor to dump
 998  *              Flags               - Force display if TRUE
 999  *
1000  * DESCRIPTION: Dumps the members of the object descriptor given.
1001  *
1002  ******************************************************************************/
1003
1004 void
1005 acpi_ex_dump_object_descriptor(union acpi_operand_object *obj_desc, u32 flags)
1006 {
1007         ACPI_FUNCTION_TRACE(ex_dump_object_descriptor);
1008
1009         if (!obj_desc) {
1010                 return_VOID;
1011         }
1012
1013         if (!flags) {
1014                 if (!
1015                     ((ACPI_LV_OBJECTS & acpi_dbg_level)
1016                      && (_COMPONENT & acpi_dbg_layer))) {
1017                         return_VOID;
1018                 }
1019         }
1020
1021         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
1022                 acpi_ex_dump_namespace_node((struct acpi_namespace_node *)
1023                                             obj_desc, flags);
1024
1025                 acpi_os_printf("\nAttached Object (%p):\n",
1026                                ((struct acpi_namespace_node *)obj_desc)->
1027                                object);
1028
1029                 acpi_ex_dump_object_descriptor(((struct acpi_namespace_node *)
1030                                                 obj_desc)->object, flags);
1031                 return_VOID;
1032         }
1033
1034         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
1035                 acpi_os_printf
1036                     ("ExDumpObjectDescriptor: %p is not an ACPI operand object: [%s]\n",
1037                      obj_desc, acpi_ut_get_descriptor_name(obj_desc));
1038                 return_VOID;
1039         }
1040
1041         if (obj_desc->common.type > ACPI_TYPE_NS_NODE_MAX) {
1042                 return_VOID;
1043         }
1044
1045         /* Common Fields */
1046
1047         acpi_ex_dump_object(obj_desc, acpi_ex_dump_common);
1048
1049         /* Object-specific fields */
1050
1051         acpi_ex_dump_object(obj_desc, acpi_ex_dump_info[obj_desc->common.type]);
1052         return_VOID;
1053 }
1054
1055 #endif