drivers/acpi/executer/exdump.c

   1 /******************************************************************************
   2  *
   3  * Module Name: exdump - Interpreter debug output routines
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2008, Intel Corp.
   9  * All rights reserved.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions, and the following disclaimer,
  16  *    without modification.
  17  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  18  *    substantially similar to the "NO WARRANTY" disclaimer below
  19  *    ("Disclaimer") and any redistribution must be conditioned upon
  20  *    including a substantially similar Disclaimer requirement for further
  21  *    binary redistribution.
  22  * 3. Neither the names of the above-listed copyright holders nor the names
  23  *    of any contributors may be used to endorse or promote products derived
  24  *    from this software without specific prior written permission.
  25  *
  26  * Alternatively, this software may be distributed under the terms of the
  27  * GNU General Public License ("GPL") version 2 as published by the Free
  28  * Software Foundation.
  29  *
  30  * NO WARRANTY
  31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  32  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  33  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  34  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  35  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  39  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  40  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  41  * POSSIBILITY OF SUCH DAMAGES.
  42  */
  43
  44 #include <acpi/acpi.h>
  45 #include <acpi/acinterp.h>
  46 #include <acpi/amlcode.h>
  47 #include <acpi/acnamesp.h>
  48
  49 #define _COMPONENT          ACPI_EXECUTER
  50 ACPI_MODULE_NAME("exdump")
  51
  52 /*
  53  * The following routines are used for debug output only
  54  */
  55 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
  56 /* Local prototypes */
  57 static void acpi_ex_out_string(char *title, char *value);
  58
  59 static void acpi_ex_out_pointer(char *title, void *value);
  60
  61 static void
  62 acpi_ex_dump_object(union acpi_operand_object *obj_desc,
  63                     struct acpi_exdump_info *info);
  64
  65 static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc);
  66
  67 static void
  68 acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
  69                          u32 level, u32 index);
  70
  71 /*******************************************************************************
  72  *
  73  * Object Descriptor info tables
  74  *
  75  * Note: The first table entry must be an INIT opcode and must contain
  76  * the table length (number of table entries)
  77  *
  78  ******************************************************************************/
  79
  80 static struct acpi_exdump_info acpi_ex_dump_integer[2] = {
  81         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_integer), NULL},
  82         {ACPI_EXD_UINT64, ACPI_EXD_OFFSET(integer.value), "Value"}
  83 };
  84
  85 static struct acpi_exdump_info acpi_ex_dump_string[4] = {
  86         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_string), NULL},
  87         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(string.length), "Length"},
  88         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(string.pointer), "Pointer"},
  89         {ACPI_EXD_STRING, 0, NULL}
  90 };
  91
  92 static struct acpi_exdump_info acpi_ex_dump_buffer[5] = {
  93         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_buffer), NULL},
  94         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(buffer.length), "Length"},
  95         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer.pointer), "Pointer"},
  96         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer.node), "Parent Node"},
  97         {ACPI_EXD_BUFFER, 0, NULL}
  98 };
  99
 100 static struct acpi_exdump_info acpi_ex_dump_package[5] = {
 101         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_package), NULL},
 102         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(package.flags), "Flags"},
 103         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(package.count), "Elements"},
 104         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(package.elements), "Element List"},
 105         {ACPI_EXD_PACKAGE, 0, NULL}
 106 };
 107
 108 static struct acpi_exdump_info acpi_ex_dump_device[4] = {
 109         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_device), NULL},
 110         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.handler), "Handler"},
 111         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.system_notify),
 112          "System Notify"},
 113         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.device_notify),
 114          "Device Notify"}
 115 };
 116
 117 static struct acpi_exdump_info acpi_ex_dump_event[2] = {
 118         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_event), NULL},
 119         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(event.os_semaphore), "OsSemaphore"}
 120 };
 121
 122 static struct acpi_exdump_info acpi_ex_dump_method[8] = {
 123         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_method), NULL},
 124         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.param_count), "ParamCount"},
 125         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.sync_level), "Sync Level"},
 126         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.mutex), "Mutex"},
 127         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.owner_id), "Owner Id"},
 128         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.thread_count), "Thread Count"},
 129         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(method.aml_length), "Aml Length"},
 130         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.aml_start), "Aml Start"}
 131 };
 132
 133 static struct acpi_exdump_info acpi_ex_dump_mutex[5] = {
 134         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_mutex), NULL},
 135         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(mutex.sync_level), "Sync Level"},
 136         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(mutex.owner_thread), "Owner Thread"},
 137         {ACPI_EXD_UINT16, ACPI_EXD_OFFSET(mutex.acquisition_depth),
 138          "Acquire Depth"},
 139         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(mutex.os_mutex), "OsMutex"}
 140 };
 141
 142 static struct acpi_exdump_info acpi_ex_dump_region[7] = {
 143         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region), NULL},
 144         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.space_id), "Space Id"},
 145         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.flags), "Flags"},
 146         {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(region.address), "Address"},
 147         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(region.length), "Length"},
 148         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(region.handler), "Handler"},
 149         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(region.next), "Next"}
 150 };
 151
 152 static struct acpi_exdump_info acpi_ex_dump_power[5] = {
 153         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_power), NULL},
 154         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.system_level),
 155          "System Level"},
 156         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.resource_order),
 157          "Resource Order"},
 158         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.system_notify),
 159          "System Notify"},
 160         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.device_notify),
 161          "Device Notify"}
 162 };
 163
 164 static struct acpi_exdump_info acpi_ex_dump_processor[7] = {
 165         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_processor), NULL},
 166         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.proc_id), "Processor ID"},
 167         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.length), "Length"},
 168         {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(processor.address), "Address"},
 169         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.system_notify),
 170          "System Notify"},
 171         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.device_notify),
 172          "Device Notify"},
 173         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.handler), "Handler"}
 174 };
 175
 176 static struct acpi_exdump_info acpi_ex_dump_thermal[4] = {
 177         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_thermal), NULL},
 178         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.system_notify),
 179          "System Notify"},
 180         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.device_notify),
 181          "Device Notify"},
 182         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.handler), "Handler"}
 183 };
 184
 185 static struct acpi_exdump_info acpi_ex_dump_buffer_field[3] = {
 186         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_buffer_field), NULL},
 187         {ACPI_EXD_FIELD, 0, NULL},
 188         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer_field.buffer_obj),
 189          "Buffer Object"}
 190 };
 191
 192 static struct acpi_exdump_info acpi_ex_dump_region_field[3] = {
 193         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region_field), NULL},
 194         {ACPI_EXD_FIELD, 0, NULL},
 195         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(field.region_obj), "Region Object"}
 196 };
 197
 198 static struct acpi_exdump_info acpi_ex_dump_bank_field[5] = {
 199         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
 200         {ACPI_EXD_FIELD, 0, NULL},
 201         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(bank_field.value), "Value"},
 202         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.region_obj),
 203          "Region Object"},
 204         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.bank_obj), "Bank Object"}
 205 };
 206
 207 static struct acpi_exdump_info acpi_ex_dump_index_field[5] = {
 208         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
 209         {ACPI_EXD_FIELD, 0, NULL},
 210         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(index_field.value), "Value"},
 211         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.index_obj),
 212          "Index Object"},
 213         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.data_obj), "Data Object"}
 214 };
 215
 216 static struct acpi_exdump_info acpi_ex_dump_reference[8] = {
 217         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_reference), NULL},
 218         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.class), "Class"},
 219         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.target_type), "Target Type"},
 220         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(reference.value), "Value"},
 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("Class Name",
 417                                            (char *)
 418                                            acpi_ut_get_reference_name
 419                                            (obj_desc));
 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 (!((ACPI_LV_EXEC & acpi_dbg_level)
 455                   && (_COMPONENT & acpi_dbg_layer))) {
 456                 return;
 457         }
 458
 459         if (!obj_desc) {
 460
 461                 /* This could be a null element of a package */
 462
 463                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Null Object Descriptor\n"));
 464                 return;
 465         }
 466
 467         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
 468                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p Namespace Node: ",
 469                                   obj_desc));
 470                 ACPI_DUMP_ENTRY(obj_desc, ACPI_LV_EXEC);
 471                 return;
 472         }
 473
 474         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
 475                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 476                                   "%p is not a node or operand object: [%s]\n",
 477                                   obj_desc,
 478                                   acpi_ut_get_descriptor_name(obj_desc)));
 479                 ACPI_DUMP_BUFFER(obj_desc, sizeof(union acpi_operand_object));
 480                 return;
 481         }
 482
 483         /* obj_desc is a valid object */
 484
 485         if (depth > 0) {
 486                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%*s[%u] %p ",
 487                                   depth, " ", depth, obj_desc));
 488         } else {
 489                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p ", obj_desc));
 490         }
 491
 492         /* Decode object type */
 493
 494         switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
 495         case ACPI_TYPE_LOCAL_REFERENCE:
 496
 497                 acpi_os_printf("Reference: [%s] ",
 498                                acpi_ut_get_reference_name(obj_desc));
 499
 500                 switch (obj_desc->reference.class) {
 501                 case ACPI_REFCLASS_DEBUG:
 502
 503                         acpi_os_printf("\n");
 504                         break;
 505
 506                 case ACPI_REFCLASS_INDEX:
 507
 508                         acpi_os_printf("%p\n", obj_desc->reference.object);
 509                         break;
 510
 511                 case ACPI_REFCLASS_TABLE:
 512
 513                         acpi_os_printf("Table Index %X\n",
 514                                        obj_desc->reference.value);
 515                         break;
 516
 517                 case ACPI_REFCLASS_REFOF:
 518
 519                         acpi_os_printf("%p [%s]\n", obj_desc->reference.object,
 520                                        acpi_ut_get_type_name(((union
 521                                                                acpi_operand_object
 522                                                                *)
 523                                                               obj_desc->
 524                                                               reference.
 525                                                               object)->common.
 526                                                              type));
 527                         break;
 528
 529                 case ACPI_REFCLASS_ARG:
 530
 531                         acpi_os_printf("%X", obj_desc->reference.value);
 532
 533                         if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
 534
 535                                 /* Value is an Integer */
 536
 537                                 acpi_os_printf(" value is [%8.8X%8.8x]",
 538                                                ACPI_FORMAT_UINT64(obj_desc->
 539                                                                   integer.
 540                                                                   value));
 541                         }
 542
 543                         acpi_os_printf("\n");
 544                         break;
 545
 546                 case ACPI_REFCLASS_LOCAL:
 547
 548                         acpi_os_printf("%X", obj_desc->reference.value);
 549
 550                         if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
 551
 552                                 /* Value is an Integer */
 553
 554                                 acpi_os_printf(" value is [%8.8X%8.8x]",
 555                                                ACPI_FORMAT_UINT64(obj_desc->
 556                                                                   integer.
 557                                                                   value));
 558                         }
 559
 560                         acpi_os_printf("\n");
 561                         break;
 562
 563                 case ACPI_REFCLASS_NAME:
 564
 565                         acpi_os_printf("- [%4.4s]\n",
 566                                        obj_desc->reference.node->name.ascii);
 567                         break;
 568
 569                 default:        /* Unknown reference class */
 570
 571                         acpi_os_printf("%2.2X\n", obj_desc->reference.class);
 572                         break;
 573                 }
 574                 break;
 575
 576         case ACPI_TYPE_BUFFER:
 577
 578                 acpi_os_printf("Buffer length %.2X @ %p\n",
 579                                obj_desc->buffer.length,
 580                                obj_desc->buffer.pointer);
 581
 582                 /* Debug only -- dump the buffer contents */
 583
 584                 if (obj_desc->buffer.pointer) {
 585                         length = obj_desc->buffer.length;
 586                         if (length > 128) {
 587                                 length = 128;
 588                         }
 589
 590                         acpi_os_printf
 591                             ("Buffer Contents: (displaying length 0x%.2X)\n",
 592                              length);
 593                         ACPI_DUMP_BUFFER(obj_desc->buffer.pointer, length);
 594                 }
 595                 break;
 596
 597         case ACPI_TYPE_INTEGER:
 598
 599                 acpi_os_printf("Integer %8.8X%8.8X\n",
 600                                ACPI_FORMAT_UINT64(obj_desc->integer.value));
 601                 break;
 602
 603         case ACPI_TYPE_PACKAGE:
 604
 605                 acpi_os_printf("Package [Len %X] ElementArray %p\n",
 606                                obj_desc->package.count,
 607                                obj_desc->package.elements);
 608
 609                 /*
 610                  * If elements exist, package element pointer is valid,
 611                  * and debug_level exceeds 1, dump package's elements.
 612                  */
 613                 if (obj_desc->package.count &&
 614                     obj_desc->package.elements && acpi_dbg_level > 1) {
 615                         for (index = 0; index < obj_desc->package.count;
 616                              index++) {
 617                                 acpi_ex_dump_operand(obj_desc->package.
 618                                                      elements[index],
 619                                                      depth + 1);
 620                         }
 621                 }
 622                 break;
 623
 624         case ACPI_TYPE_REGION:
 625
 626                 acpi_os_printf("Region %s (%X)",
 627                                acpi_ut_get_region_name(obj_desc->region.
 628                                                        space_id),
 629                                obj_desc->region.space_id);
 630
 631                 /*
 632                  * If the address and length have not been evaluated,
 633                  * don't print them.
 634                  */
 635                 if (!(obj_desc->region.flags & AOPOBJ_DATA_VALID)) {
 636                         acpi_os_printf("\n");
 637                 } else {
 638                         acpi_os_printf(" base %8.8X%8.8X Length %X\n",
 639                                        ACPI_FORMAT_NATIVE_UINT(obj_desc->region.
 640                                                                address),
 641                                        obj_desc->region.length);
 642                 }
 643                 break;
 644
 645         case ACPI_TYPE_STRING:
 646
 647                 acpi_os_printf("String length %X @ %p ",
 648                                obj_desc->string.length,
 649                                obj_desc->string.pointer);
 650
 651                 acpi_ut_print_string(obj_desc->string.pointer, ACPI_UINT8_MAX);
 652                 acpi_os_printf("\n");
 653                 break;
 654
 655         case ACPI_TYPE_LOCAL_BANK_FIELD:
 656
 657                 acpi_os_printf("BankField\n");
 658                 break;
 659
 660         case ACPI_TYPE_LOCAL_REGION_FIELD:
 661
 662                 acpi_os_printf
 663                     ("RegionField: Bits=%X AccWidth=%X Lock=%X Update=%X at byte=%X bit=%X of below:\n",
 664                      obj_desc->field.bit_length,
 665                      obj_desc->field.access_byte_width,
 666                      obj_desc->field.field_flags & AML_FIELD_LOCK_RULE_MASK,
 667                      obj_desc->field.field_flags & AML_FIELD_UPDATE_RULE_MASK,
 668                      obj_desc->field.base_byte_offset,
 669                      obj_desc->field.start_field_bit_offset);
 670
 671                 acpi_ex_dump_operand(obj_desc->field.region_obj, depth + 1);
 672                 break;
 673
 674         case ACPI_TYPE_LOCAL_INDEX_FIELD:
 675
 676                 acpi_os_printf("IndexField\n");
 677                 break;
 678
 679         case ACPI_TYPE_BUFFER_FIELD:
 680
 681                 acpi_os_printf("BufferField: %X bits at byte %X bit %X of\n",
 682                                obj_desc->buffer_field.bit_length,
 683                                obj_desc->buffer_field.base_byte_offset,
 684                                obj_desc->buffer_field.start_field_bit_offset);
 685
 686                 if (!obj_desc->buffer_field.buffer_obj) {
 687                         ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "*NULL*\n"));
 688                 } else
 689                     if (ACPI_GET_OBJECT_TYPE(obj_desc->buffer_field.buffer_obj)
 690                         != ACPI_TYPE_BUFFER) {
 691                         acpi_os_printf("*not a Buffer*\n");
 692                 } else {
 693                         acpi_ex_dump_operand(obj_desc->buffer_field.buffer_obj,
 694                                              depth + 1);
 695                 }
 696                 break;
 697
 698         case ACPI_TYPE_EVENT:
 699
 700                 acpi_os_printf("Event\n");
 701                 break;
 702
 703         case ACPI_TYPE_METHOD:
 704
 705                 acpi_os_printf("Method(%X) @ %p:%X\n",
 706                                obj_desc->method.param_count,
 707                                obj_desc->method.aml_start,
 708                                obj_desc->method.aml_length);
 709                 break;
 710
 711         case ACPI_TYPE_MUTEX:
 712
 713                 acpi_os_printf("Mutex\n");
 714                 break;
 715
 716         case ACPI_TYPE_DEVICE:
 717
 718                 acpi_os_printf("Device\n");
 719                 break;
 720
 721         case ACPI_TYPE_POWER:
 722
 723                 acpi_os_printf("Power\n");
 724                 break;
 725
 726         case ACPI_TYPE_PROCESSOR:
 727
 728                 acpi_os_printf("Processor\n");
 729                 break;
 730
 731         case ACPI_TYPE_THERMAL:
 732
 733                 acpi_os_printf("Thermal\n");
 734                 break;
 735
 736         default:
 737                 /* Unknown Type */
 738
 739                 acpi_os_printf("Unknown Type %X\n",
 740                                ACPI_GET_OBJECT_TYPE(obj_desc));
 741                 break;
 742         }
 743
 744         return;
 745 }
 746
 747 /*******************************************************************************
 748  *
 749  * FUNCTION:    acpi_ex_dump_operands
 750  *
 751  * PARAMETERS:  Operands            - A list of Operand objects
 752  *              opcode_name         - AML opcode name
 753  *              num_operands        - Operand count for this opcode
 754  *
 755  * DESCRIPTION: Dump the operands associated with the opcode
 756  *
 757  ******************************************************************************/
 758
 759 void
 760 acpi_ex_dump_operands(union acpi_operand_object **operands,
 761                       const char *opcode_name, u32 num_operands)
 762 {
 763         ACPI_FUNCTION_NAME(ex_dump_operands);
 764
 765         if (!opcode_name) {
 766                 opcode_name = "UNKNOWN";
 767         }
 768
 769         ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 770                           "**** Start operand dump for opcode [%s], %d operands\n",
 771                           opcode_name, num_operands));
 772
 773         if (num_operands == 0) {
 774                 num_operands = 1;
 775         }
 776
 777         /* Dump the individual operands */
 778
 779         while (num_operands) {
 780                 acpi_ex_dump_operand(*operands, 0);
 781                 operands++;
 782                 num_operands--;
 783         }
 784
 785         ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 786                           "**** End operand dump for [%s]\n", opcode_name));
 787         return;
 788 }
 789
 790 /*******************************************************************************
 791  *
 792  * FUNCTION:    acpi_ex_out* functions
 793  *
 794  * PARAMETERS:  Title               - Descriptive text
 795  *              Value               - Value to be displayed
 796  *
 797  * DESCRIPTION: Object dump output formatting functions.  These functions
 798  *              reduce the number of format strings required and keeps them
 799  *              all in one place for easy modification.
 800  *
 801  ******************************************************************************/
 802
 803 static void acpi_ex_out_string(char *title, char *value)
 804 {
 805         acpi_os_printf("%20s : %s\n", title, value);
 806 }
 807
 808 static void acpi_ex_out_pointer(char *title, void *value)
 809 {
 810         acpi_os_printf("%20s : %p\n", title, value);
 811 }
 812
 813 /*******************************************************************************
 814  *
 815  * FUNCTION:    acpi_ex_dump_namespace_node
 816  *
 817  * PARAMETERS:  Node                - Descriptor to dump
 818  *              Flags               - Force display if TRUE
 819  *
 820  * DESCRIPTION: Dumps the members of the given.Node
 821  *
 822  ******************************************************************************/
 823
 824 void acpi_ex_dump_namespace_node(struct acpi_namespace_node *node, u32 flags)
 825 {
 826
 827         ACPI_FUNCTION_ENTRY();
 828
 829         if (!flags) {
 830                 if (!((ACPI_LV_OBJECTS & acpi_dbg_level)
 831                       && (_COMPONENT & acpi_dbg_layer))) {
 832                         return;
 833                 }
 834         }
 835
 836         acpi_os_printf("%20s : %4.4s\n", "Name", acpi_ut_get_node_name(node));
 837         acpi_ex_out_string("Type", acpi_ut_get_type_name(node->type));
 838         acpi_ex_out_pointer("Attached Object",
 839                             acpi_ns_get_attached_object(node));
 840         acpi_ex_out_pointer("Parent", acpi_ns_get_parent_node(node));
 841
 842         acpi_ex_dump_object(ACPI_CAST_PTR(union acpi_operand_object, node),
 843                             acpi_ex_dump_node);
 844 }
 845
 846 /*******************************************************************************
 847  *
 848  * FUNCTION:    acpi_ex_dump_reference_obj
 849  *
 850  * PARAMETERS:  Object              - Descriptor to dump
 851  *
 852  * DESCRIPTION: Dumps a reference object
 853  *
 854  ******************************************************************************/
 855
 856 static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc)
 857 {
 858         struct acpi_buffer ret_buf;
 859         acpi_status status;
 860
 861         ret_buf.length = ACPI_ALLOCATE_LOCAL_BUFFER;
 862
 863         if (obj_desc->reference.class == ACPI_REFCLASS_NAME) {
 864                 acpi_os_printf(" %p ", obj_desc->reference.node);
 865
 866                 status =
 867                     acpi_ns_handle_to_pathname(obj_desc->reference.node,
 868                                                &ret_buf);
 869                 if (ACPI_FAILURE(status)) {
 870                         acpi_os_printf(" Could not convert name to pathname\n");
 871                 } else {
 872                         acpi_os_printf("%s\n", (char *)ret_buf.pointer);
 873                         ACPI_FREE(ret_buf.pointer);
 874                 }
 875         } else if (obj_desc->reference.object) {
 876                 if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) ==
 877                     ACPI_DESC_TYPE_OPERAND) {
 878                         acpi_os_printf(" Target: %p",
 879                                        obj_desc->reference.object);
 880                         if (obj_desc->reference.class == ACPI_REFCLASS_TABLE) {
 881                                 acpi_os_printf(" Table Index: %X\n",
 882                                                obj_desc->reference.value);
 883                         } else {
 884                                 acpi_os_printf(" Target: %p [%s]\n",
 885                                                obj_desc->reference.object,
 886                                                acpi_ut_get_type_name(((union
 887                                                                        acpi_operand_object
 888                                                                        *)
 889                                                                       obj_desc->
 890                                                                       reference.
 891                                                                       object)->
 892                                                                      common.
 893                                                                      type));
 894                         }
 895                 } else {
 896                         acpi_os_printf(" Target: %p\n",
 897                                        obj_desc->reference.object);
 898                 }
 899         }
 900 }
 901
 902 /*******************************************************************************
 903  *
 904  * FUNCTION:    acpi_ex_dump_package_obj
 905  *
 906  * PARAMETERS:  obj_desc            - Descriptor to dump
 907  *              Level               - Indentation Level
 908  *              Index               - Package index for this object
 909  *
 910  * DESCRIPTION: Dumps the elements of the package
 911  *
 912  ******************************************************************************/
 913
 914 static void
 915 acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
 916                          u32 level, u32 index)
 917 {
 918         u32 i;
 919
 920         /* Indentation and index output */
 921
 922         if (level > 0) {
 923                 for (i = 0; i < level; i++) {
 924                         acpi_os_printf(" ");
 925                 }
 926
 927                 acpi_os_printf("[%.2d] ", index);
 928         }
 929
 930         acpi_os_printf("%p ", obj_desc);
 931
 932         /* Null package elements are allowed */
 933
 934         if (!obj_desc) {
 935                 acpi_os_printf("[Null Object]\n");
 936                 return;
 937         }
 938
 939         /* Packages may only contain a few object types */
 940
 941         switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
 942         case ACPI_TYPE_INTEGER:
 943
 944                 acpi_os_printf("[Integer] = %8.8X%8.8X\n",
 945                                ACPI_FORMAT_UINT64(obj_desc->integer.value));
 946                 break;
 947
 948         case ACPI_TYPE_STRING:
 949
 950                 acpi_os_printf("[String] Value: ");
 951                 for (i = 0; i < obj_desc->string.length; i++) {
 952                         acpi_os_printf("%c", obj_desc->string.pointer[i]);
 953                 }
 954                 acpi_os_printf("\n");
 955                 break;
 956
 957         case ACPI_TYPE_BUFFER:
 958
 959                 acpi_os_printf("[Buffer] Length %.2X = ",
 960                                obj_desc->buffer.length);
 961                 if (obj_desc->buffer.length) {
 962                         acpi_ut_dump_buffer(ACPI_CAST_PTR
 963                                             (u8, obj_desc->buffer.pointer),
 964                                             obj_desc->buffer.length,
 965                                             DB_DWORD_DISPLAY, _COMPONENT);
 966                 } else {
 967                         acpi_os_printf("\n");
 968                 }
 969                 break;
 970
 971         case ACPI_TYPE_PACKAGE:
 972
 973                 acpi_os_printf("[Package] Contains %d Elements:\n",
 974                                obj_desc->package.count);
 975
 976                 for (i = 0; i < obj_desc->package.count; i++) {
 977                         acpi_ex_dump_package_obj(obj_desc->package.elements[i],
 978                                                  level + 1, i);
 979                 }
 980                 break;
 981
 982         case ACPI_TYPE_LOCAL_REFERENCE:
 983
 984                 acpi_os_printf("[Object Reference] Type [%s] %2.2X",
 985                                acpi_ut_get_reference_name(obj_desc),
 986                                obj_desc->reference.class);
 987                 acpi_ex_dump_reference_obj(obj_desc);
 988                 break;
 989
 990         default:
 991
 992                 acpi_os_printf("[Unknown Type] %X\n",
 993                                ACPI_GET_OBJECT_TYPE(obj_desc));
 994                 break;
 995         }
 996 }
 997
 998 /*******************************************************************************
 999  *
1000  * FUNCTION:    acpi_ex_dump_object_descriptor
1001  *
1002  * PARAMETERS:  obj_desc            - Descriptor to dump
1003  *              Flags               - Force display if TRUE
1004  *
1005  * DESCRIPTION: Dumps the members of the object descriptor given.
1006  *
1007  ******************************************************************************/
1008
1009 void
1010 acpi_ex_dump_object_descriptor(union acpi_operand_object *obj_desc, u32 flags)
1011 {
1012         ACPI_FUNCTION_TRACE(ex_dump_object_descriptor);
1013
1014         if (!obj_desc) {
1015                 return_VOID;
1016         }
1017
1018         if (!flags) {
1019                 if (!((ACPI_LV_OBJECTS & acpi_dbg_level)
1020                       && (_COMPONENT & acpi_dbg_layer))) {
1021                         return_VOID;
1022                 }
1023         }
1024
1025         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
1026                 acpi_ex_dump_namespace_node((struct acpi_namespace_node *)
1027                                             obj_desc, flags);
1028
1029                 acpi_os_printf("\nAttached Object (%p):\n",
1030                                ((struct acpi_namespace_node *)obj_desc)->
1031                                object);
1032
1033                 acpi_ex_dump_object_descriptor(((struct acpi_namespace_node *)
1034                                                 obj_desc)->object, flags);
1035                 return_VOID;
1036         }
1037
1038         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
1039                 acpi_os_printf
1040                     ("ExDumpObjectDescriptor: %p is not an ACPI operand object: [%s]\n",
1041                      obj_desc, acpi_ut_get_descriptor_name(obj_desc));
1042                 return_VOID;
1043         }
1044
1045         if (obj_desc->common.type > ACPI_TYPE_NS_NODE_MAX) {
1046                 return_VOID;
1047         }
1048
1049         /* Common Fields */
1050
1051         acpi_ex_dump_object(obj_desc, acpi_ex_dump_common);
1052
1053         /* Object-specific fields */
1054
1055         acpi_ex_dump_object(obj_desc, acpi_ex_dump_info[obj_desc->common.type]);
1056         return_VOID;
1057 }
1058
1059 #endif