drivers/acpi/executer/exdump.c

   1 /******************************************************************************
   2  *
   3  * Module Name: exdump - Interpreter debug output routines
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2006, 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 acpi_ex_out_address(char *title, acpi_physical_address value);
  63
  64 static void
  65 acpi_ex_dump_object(union acpi_operand_object *obj_desc,
  66                     struct acpi_exdump_info *info);
  67
  68 static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc);
  69
  70 static void
  71 acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
  72                          u32 level, u32 index);
  73
  74 /*******************************************************************************
  75  *
  76  * Object Descriptor info tables
  77  *
  78  * Note: The first table entry must be an INIT opcode and must contain
  79  * the table length (number of table entries)
  80  *
  81  ******************************************************************************/
  82
  83 static struct acpi_exdump_info acpi_ex_dump_integer[2] = {
  84         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_integer), NULL},
  85         {ACPI_EXD_UINT64, ACPI_EXD_OFFSET(integer.value), "Value"}
  86 };
  87
  88 static struct acpi_exdump_info acpi_ex_dump_string[4] = {
  89         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_string), NULL},
  90         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(string.length), "Length"},
  91         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(string.pointer), "Pointer"},
  92         {ACPI_EXD_STRING, 0, NULL}
  93 };
  94
  95 static struct acpi_exdump_info acpi_ex_dump_buffer[4] = {
  96         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_buffer), NULL},
  97         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(buffer.length), "Length"},
  98         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer.pointer), "Pointer"},
  99         {ACPI_EXD_BUFFER, 0, NULL}
 100 };
 101
 102 static struct acpi_exdump_info acpi_ex_dump_package[5] = {
 103         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_package), NULL},
 104         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(package.flags), "Flags"},
 105         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(package.count), "Elements"},
 106         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(package.elements), "Element List"},
 107         {ACPI_EXD_PACKAGE, 0, NULL}
 108 };
 109
 110 static struct acpi_exdump_info acpi_ex_dump_device[4] = {
 111         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_device), NULL},
 112         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.handler), "Handler"},
 113         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.system_notify),
 114          "System Notify"},
 115         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(device.device_notify),
 116          "Device Notify"}
 117 };
 118
 119 static struct acpi_exdump_info acpi_ex_dump_event[2] = {
 120         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_event), NULL},
 121         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(event.semaphore), "Semaphore"}
 122 };
 123
 124 static struct acpi_exdump_info acpi_ex_dump_method[8] = {
 125         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_method), NULL},
 126         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.param_count), "ParamCount"},
 127         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.concurrency), "Concurrency"},
 128         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.semaphore), "Semaphore"},
 129         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.owner_id), "Owner Id"},
 130         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(method.thread_count), "Thread Count"},
 131         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(method.aml_length), "Aml Length"},
 132         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(method.aml_start), "Aml Start"}
 133 };
 134
 135 static struct acpi_exdump_info acpi_ex_dump_mutex[5] = {
 136         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_mutex), NULL},
 137         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(mutex.sync_level), "Sync Level"},
 138         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(mutex.owner_thread), "Owner Thread"},
 139         {ACPI_EXD_UINT16, ACPI_EXD_OFFSET(mutex.acquisition_depth),
 140          "Acquire Depth"},
 141         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(mutex.semaphore), "Semaphore"}
 142 };
 143
 144 static struct acpi_exdump_info acpi_ex_dump_region[7] = {
 145         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region), NULL},
 146         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.space_id), "Space Id"},
 147         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(region.flags), "Flags"},
 148         {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(region.address), "Address"},
 149         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(region.length), "Length"},
 150         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(region.handler), "Handler"},
 151         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(region.next), "Next"}
 152 };
 153
 154 static struct acpi_exdump_info acpi_ex_dump_power[5] = {
 155         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_power), NULL},
 156         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.system_level),
 157          "System Level"},
 158         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(power_resource.resource_order),
 159          "Resource Order"},
 160         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.system_notify),
 161          "System Notify"},
 162         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(power_resource.device_notify),
 163          "Device Notify"}
 164 };
 165
 166 static struct acpi_exdump_info acpi_ex_dump_processor[7] = {
 167         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_processor), NULL},
 168         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(processor.proc_id), "Processor ID"},
 169         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(processor.length), "Length"},
 170         {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(processor.address), "Address"},
 171         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.system_notify),
 172          "System Notify"},
 173         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.device_notify),
 174          "Device Notify"},
 175         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.handler), "Handler"}
 176 };
 177
 178 static struct acpi_exdump_info acpi_ex_dump_thermal[4] = {
 179         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_thermal), NULL},
 180         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.system_notify),
 181          "System Notify"},
 182         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.device_notify),
 183          "Device Notify"},
 184         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(thermal_zone.handler), "Handler"}
 185 };
 186
 187 static struct acpi_exdump_info acpi_ex_dump_buffer_field[3] = {
 188         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_buffer_field), NULL},
 189         {ACPI_EXD_FIELD, 0, NULL},
 190         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer_field.buffer_obj),
 191          "Buffer Object"}
 192 };
 193
 194 static struct acpi_exdump_info acpi_ex_dump_region_field[3] = {
 195         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_region_field), NULL},
 196         {ACPI_EXD_FIELD, 0, NULL},
 197         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(field.region_obj), "Region Object"}
 198 };
 199
 200 static struct acpi_exdump_info acpi_ex_dump_bank_field[5] = {
 201         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
 202         {ACPI_EXD_FIELD, 0, NULL},
 203         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(bank_field.value), "Value"},
 204         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.region_obj),
 205          "Region Object"},
 206         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(bank_field.bank_obj), "Bank Object"}
 207 };
 208
 209 static struct acpi_exdump_info acpi_ex_dump_index_field[5] = {
 210         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_bank_field), NULL},
 211         {ACPI_EXD_FIELD, 0, NULL},
 212         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(index_field.value), "Value"},
 213         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.index_obj),
 214          "Index Object"},
 215         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(index_field.data_obj), "Data Object"}
 216 };
 217
 218 static struct acpi_exdump_info acpi_ex_dump_reference[7] = {
 219         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_reference), NULL},
 220         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(reference.target_type), "Target Type"},
 221         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(reference.offset), "Offset"},
 222         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.object), "Object Desc"},
 223         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.node), "Node"},
 224         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(reference.where), "Where"},
 225         {ACPI_EXD_REFERENCE, 0, NULL}
 226 };
 227
 228 static struct acpi_exdump_info acpi_ex_dump_address_handler[6] = {
 229         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_address_handler),
 230          NULL},
 231         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(address_space.space_id), "Space Id"},
 232         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.next), "Next"},
 233         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.region_list),
 234          "Region List"},
 235         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.node), "Node"},
 236         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(address_space.context), "Context"}
 237 };
 238
 239 static struct acpi_exdump_info acpi_ex_dump_notify[3] = {
 240         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_notify), NULL},
 241         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.node), "Node"},
 242         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(notify.context), "Context"}
 243 };
 244
 245 /* Miscellaneous tables */
 246
 247 static struct acpi_exdump_info acpi_ex_dump_common[4] = {
 248         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_common), NULL},
 249         {ACPI_EXD_TYPE, 0, NULL},
 250         {ACPI_EXD_UINT16, ACPI_EXD_OFFSET(common.reference_count),
 251          "Reference Count"},
 252         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common.flags), "Flags"}
 253 };
 254
 255 static struct acpi_exdump_info acpi_ex_dump_field_common[7] = {
 256         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_field_common), NULL},
 257         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.field_flags),
 258          "Field Flags"},
 259         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.access_byte_width),
 260          "Access Byte Width"},
 261         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(common_field.bit_length),
 262          "Bit Length"},
 263         {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(common_field.start_field_bit_offset),
 264          "Field Bit Offset"},
 265         {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(common_field.base_byte_offset),
 266          "Base Byte Offset"},
 267         {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(common_field.node), "Parent Node"}
 268 };
 269
 270 static struct acpi_exdump_info acpi_ex_dump_node[5] = {
 271         {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_node), NULL},
 272         {ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(flags), "Flags"},
 273         {ACPI_EXD_UINT8, ACPI_EXD_NSOFFSET(owner_id), "Owner Id"},
 274         {ACPI_EXD_POINTER, ACPI_EXD_NSOFFSET(child), "Child List"},
 275         {ACPI_EXD_POINTER, ACPI_EXD_NSOFFSET(peer), "Next Peer"}
 276 };
 277
 278 /* Dispatch table, indexed by object type */
 279
 280 static struct acpi_exdump_info *acpi_ex_dump_info[] = {
 281         NULL,
 282         acpi_ex_dump_integer,
 283         acpi_ex_dump_string,
 284         acpi_ex_dump_buffer,
 285         acpi_ex_dump_package,
 286         NULL,
 287         acpi_ex_dump_device,
 288         acpi_ex_dump_event,
 289         acpi_ex_dump_method,
 290         acpi_ex_dump_mutex,
 291         acpi_ex_dump_region,
 292         acpi_ex_dump_power,
 293         acpi_ex_dump_processor,
 294         acpi_ex_dump_thermal,
 295         acpi_ex_dump_buffer_field,
 296         NULL,
 297         NULL,
 298         acpi_ex_dump_region_field,
 299         acpi_ex_dump_bank_field,
 300         acpi_ex_dump_index_field,
 301         acpi_ex_dump_reference,
 302         NULL,
 303         NULL,
 304         acpi_ex_dump_notify,
 305         acpi_ex_dump_address_handler,
 306         NULL,
 307         NULL,
 308         NULL
 309 };
 310
 311 /*******************************************************************************
 312  *
 313  * FUNCTION:    acpi_ex_dump_object
 314  *
 315  * PARAMETERS:  obj_desc            - Descriptor to dump
 316  *              Info                - Info table corresponding to this object
 317  *                                    type
 318  *
 319  * RETURN:      None
 320  *
 321  * DESCRIPTION: Walk the info table for this object
 322  *
 323  ******************************************************************************/
 324
 325 static void
 326 acpi_ex_dump_object(union acpi_operand_object *obj_desc,
 327                     struct acpi_exdump_info *info)
 328 {
 329         u8 *target;
 330         char *name;
 331         u8 count;
 332
 333         if (!info) {
 334                 acpi_os_printf
 335                     ("ExDumpObject: Display not implemented for object type %s\n",
 336                      acpi_ut_get_object_type_name(obj_desc));
 337                 return;
 338         }
 339
 340         /* First table entry must contain the table length (# of table entries) */
 341
 342         count = info->offset;
 343
 344         while (count) {
 345                 target = ACPI_ADD_PTR(u8, obj_desc, info->offset);
 346                 name = info->name;
 347
 348                 switch (info->opcode) {
 349                 case ACPI_EXD_INIT:
 350                         break;
 351
 352                 case ACPI_EXD_TYPE:
 353                         acpi_ex_out_string("Type",
 354                                            acpi_ut_get_object_type_name
 355                                            (obj_desc));
 356                         break;
 357
 358                 case ACPI_EXD_UINT8:
 359
 360                         acpi_os_printf("%20s : %2.2X\n", name, *target);
 361                         break;
 362
 363                 case ACPI_EXD_UINT16:
 364
 365                         acpi_os_printf("%20s : %4.4X\n", name,
 366                                        ACPI_GET16(target));
 367                         break;
 368
 369                 case ACPI_EXD_UINT32:
 370
 371                         acpi_os_printf("%20s : %8.8X\n", name,
 372                                        ACPI_GET32(target));
 373                         break;
 374
 375                 case ACPI_EXD_UINT64:
 376
 377                         acpi_os_printf("%20s : %8.8X%8.8X\n", "Value",
 378                                        ACPI_FORMAT_UINT64(ACPI_GET64(target)));
 379                         break;
 380
 381                 case ACPI_EXD_POINTER:
 382
 383                         acpi_ex_out_pointer(name,
 384                                             *ACPI_CAST_PTR(void *, target));
 385                         break;
 386
 387                 case ACPI_EXD_ADDRESS:
 388
 389                         acpi_ex_out_address(name,
 390                                             *ACPI_CAST_PTR
 391                                             (acpi_physical_address, target));
 392                         break;
 393
 394                 case ACPI_EXD_STRING:
 395
 396                         acpi_ut_print_string(obj_desc->string.pointer,
 397                                              ACPI_UINT8_MAX);
 398                         acpi_os_printf("\n");
 399                         break;
 400
 401                 case ACPI_EXD_BUFFER:
 402
 403                         ACPI_DUMP_BUFFER(obj_desc->buffer.pointer,
 404                                          obj_desc->buffer.length);
 405                         break;
 406
 407                 case ACPI_EXD_PACKAGE:
 408
 409                         /* Dump the package contents */
 410
 411                         acpi_os_printf("\nPackage Contents:\n");
 412                         acpi_ex_dump_package_obj(obj_desc, 0, 0);
 413                         break;
 414
 415                 case ACPI_EXD_FIELD:
 416
 417                         acpi_ex_dump_object(obj_desc,
 418                                             acpi_ex_dump_field_common);
 419                         break;
 420
 421                 case ACPI_EXD_REFERENCE:
 422
 423                         acpi_ex_out_string("Opcode",
 424                                            (acpi_ps_get_opcode_info
 425                                             (obj_desc->reference.opcode))->
 426                                            name);
 427                         acpi_ex_dump_reference_obj(obj_desc);
 428                         break;
 429
 430                 default:
 431                         acpi_os_printf("**** Invalid table opcode [%X] ****\n",
 432                                        info->opcode);
 433                         return;
 434                 }
 435
 436                 info++;
 437                 count--;
 438         }
 439 }
 440
 441 /*******************************************************************************
 442  *
 443  * FUNCTION:    acpi_ex_dump_operand
 444  *
 445  * PARAMETERS:  *obj_desc       - Pointer to entry to be dumped
 446  *              Depth           - Current nesting depth
 447  *
 448  * RETURN:      None
 449  *
 450  * DESCRIPTION: Dump an operand object
 451  *
 452  ******************************************************************************/
 453
 454 void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth)
 455 {
 456         u32 length;
 457         u32 index;
 458
 459         ACPI_FUNCTION_NAME(ex_dump_operand)
 460
 461             if (!
 462                 ((ACPI_LV_EXEC & acpi_dbg_level)
 463                  && (_COMPONENT & acpi_dbg_layer))) {
 464                 return;
 465         }
 466
 467         if (!obj_desc) {
 468
 469                 /* This could be a null element of a package */
 470
 471                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Null Object Descriptor\n"));
 472                 return;
 473         }
 474
 475         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
 476                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p Namespace Node: ",
 477                                   obj_desc));
 478                 ACPI_DUMP_ENTRY(obj_desc, ACPI_LV_EXEC);
 479                 return;
 480         }
 481
 482         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
 483                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 484                                   "%p is not a node or operand object: [%s]\n",
 485                                   obj_desc,
 486                                   acpi_ut_get_descriptor_name(obj_desc)));
 487                 ACPI_DUMP_BUFFER(obj_desc, sizeof(union acpi_operand_object));
 488                 return;
 489         }
 490
 491         /* obj_desc is a valid object */
 492
 493         if (depth > 0) {
 494                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%*s[%u] %p ",
 495                                   depth, " ", depth, obj_desc));
 496         } else {
 497                 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p ", obj_desc));
 498         }
 499
 500         /* Decode object type */
 501
 502         switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
 503         case ACPI_TYPE_LOCAL_REFERENCE:
 504
 505                 switch (obj_desc->reference.opcode) {
 506                 case AML_DEBUG_OP:
 507
 508                         acpi_os_printf("Reference: Debug\n");
 509                         break;
 510
 511                 case AML_NAME_OP:
 512
 513                         ACPI_DUMP_PATHNAME(obj_desc->reference.object,
 514                                            "Reference: Name: ", ACPI_LV_INFO,
 515                                            _COMPONENT);
 516                         ACPI_DUMP_ENTRY(obj_desc->reference.object,
 517                                         ACPI_LV_INFO);
 518                         break;
 519
 520                 case AML_INDEX_OP:
 521
 522                         acpi_os_printf("Reference: Index %p\n",
 523                                        obj_desc->reference.object);
 524                         break;
 525
 526                 case AML_REF_OF_OP:
 527
 528                         acpi_os_printf("Reference: (RefOf) %p\n",
 529                                        obj_desc->reference.object);
 530                         break;
 531
 532                 case AML_ARG_OP:
 533
 534                         acpi_os_printf("Reference: Arg%d",
 535                                        obj_desc->reference.offset);
 536
 537                         if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
 538
 539                                 /* Value is an Integer */
 540
 541                                 acpi_os_printf(" value is [%8.8X%8.8x]",
 542                                                ACPI_FORMAT_UINT64(obj_desc->
 543                                                                   integer.
 544                                                                   value));
 545                         }
 546
 547                         acpi_os_printf("\n");
 548                         break;
 549
 550                 case AML_LOCAL_OP:
 551
 552                         acpi_os_printf("Reference: Local%d",
 553                                        obj_desc->reference.offset);
 554
 555                         if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
 556
 557                                 /* Value is an Integer */
 558
 559                                 acpi_os_printf(" value is [%8.8X%8.8x]",
 560                                                ACPI_FORMAT_UINT64(obj_desc->
 561                                                                   integer.
 562                                                                   value));
 563                         }
 564
 565                         acpi_os_printf("\n");
 566                         break;
 567
 568                 case AML_INT_NAMEPATH_OP:
 569
 570                         acpi_os_printf("Reference.Node->Name %X\n",
 571                                        obj_desc->reference.node->name.integer);
 572                         break;
 573
 574                 default:
 575
 576                         /* Unknown opcode */
 577
 578                         acpi_os_printf("Unknown Reference opcode=%X\n",
 579                                        obj_desc->reference.opcode);
 580                         break;
 581
 582                 }
 583                 break;
 584
 585         case ACPI_TYPE_BUFFER:
 586
 587                 acpi_os_printf("Buffer len %X @ %p\n",
 588                                obj_desc->buffer.length,
 589                                obj_desc->buffer.pointer);
 590
 591                 length = obj_desc->buffer.length;
 592                 if (length > 64) {
 593                         length = 64;
 594                 }
 595
 596                 /* Debug only -- dump the buffer contents */
 597
 598                 if (obj_desc->buffer.pointer) {
 599                         acpi_os_printf("Buffer Contents: ");
 600
 601                         for (index = 0; index < length; index++) {
 602                                 acpi_os_printf(" %02x",
 603                                                obj_desc->buffer.pointer[index]);
 604                         }
 605                         acpi_os_printf("\n");
 606                 }
 607                 break;
 608
 609         case ACPI_TYPE_INTEGER:
 610
 611                 acpi_os_printf("Integer %8.8X%8.8X\n",
 612                                ACPI_FORMAT_UINT64(obj_desc->integer.value));
 613                 break;
 614
 615         case ACPI_TYPE_PACKAGE:
 616
 617                 acpi_os_printf("Package [Len %X] ElementArray %p\n",
 618                                obj_desc->package.count,
 619                                obj_desc->package.elements);
 620
 621                 /*
 622                  * If elements exist, package element pointer is valid,
 623                  * and debug_level exceeds 1, dump package's elements.
 624                  */
 625                 if (obj_desc->package.count &&
 626                     obj_desc->package.elements && acpi_dbg_level > 1) {
 627                         for (index = 0; index < obj_desc->package.count;
 628                              index++) {
 629                                 acpi_ex_dump_operand(obj_desc->package.
 630                                                      elements[index],
 631                                                      depth + 1);
 632                         }
 633                 }
 634                 break;
 635
 636         case ACPI_TYPE_REGION:
 637
 638                 acpi_os_printf("Region %s (%X)",
 639                                acpi_ut_get_region_name(obj_desc->region.
 640                                                        space_id),
 641                                obj_desc->region.space_id);
 642
 643                 /*
 644                  * If the address and length have not been evaluated,
 645                  * don't print them.
 646                  */
 647                 if (!(obj_desc->region.flags & AOPOBJ_DATA_VALID)) {
 648                         acpi_os_printf("\n");
 649                 } else {
 650                         acpi_os_printf(" base %8.8X%8.8X Length %X\n",
 651                                        ACPI_FORMAT_UINT64(obj_desc->region.
 652                                                           address),
 653                                        obj_desc->region.length);
 654                 }
 655                 break;
 656
 657         case ACPI_TYPE_STRING:
 658
 659                 acpi_os_printf("String length %X @ %p ",
 660                                obj_desc->string.length,
 661                                obj_desc->string.pointer);
 662
 663                 acpi_ut_print_string(obj_desc->string.pointer, ACPI_UINT8_MAX);
 664                 acpi_os_printf("\n");
 665                 break;
 666
 667         case ACPI_TYPE_LOCAL_BANK_FIELD:
 668
 669                 acpi_os_printf("BankField\n");
 670                 break;
 671
 672         case ACPI_TYPE_LOCAL_REGION_FIELD:
 673
 674                 acpi_os_printf
 675                     ("RegionField: Bits=%X AccWidth=%X Lock=%X Update=%X at byte=%X bit=%X of below:\n",
 676                      obj_desc->field.bit_length,
 677                      obj_desc->field.access_byte_width,
 678                      obj_desc->field.field_flags & AML_FIELD_LOCK_RULE_MASK,
 679                      obj_desc->field.field_flags & AML_FIELD_UPDATE_RULE_MASK,
 680                      obj_desc->field.base_byte_offset,
 681                      obj_desc->field.start_field_bit_offset);
 682
 683                 acpi_ex_dump_operand(obj_desc->field.region_obj, depth + 1);
 684                 break;
 685
 686         case ACPI_TYPE_LOCAL_INDEX_FIELD:
 687
 688                 acpi_os_printf("IndexField\n");
 689                 break;
 690
 691         case ACPI_TYPE_BUFFER_FIELD:
 692
 693                 acpi_os_printf("BufferField: %X bits at byte %X bit %X of\n",
 694                                obj_desc->buffer_field.bit_length,
 695                                obj_desc->buffer_field.base_byte_offset,
 696                                obj_desc->buffer_field.start_field_bit_offset);
 697
 698                 if (!obj_desc->buffer_field.buffer_obj) {
 699                         ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "*NULL*\n"));
 700                 } else
 701                     if (ACPI_GET_OBJECT_TYPE(obj_desc->buffer_field.buffer_obj)
 702                         != ACPI_TYPE_BUFFER) {
 703                         acpi_os_printf("*not a Buffer*\n");
 704                 } else {
 705                         acpi_ex_dump_operand(obj_desc->buffer_field.buffer_obj,
 706                                              depth + 1);
 707                 }
 708                 break;
 709
 710         case ACPI_TYPE_EVENT:
 711
 712                 acpi_os_printf("Event\n");
 713                 break;
 714
 715         case ACPI_TYPE_METHOD:
 716
 717                 acpi_os_printf("Method(%X) @ %p:%X\n",
 718                                obj_desc->method.param_count,
 719                                obj_desc->method.aml_start,
 720                                obj_desc->method.aml_length);
 721                 break;
 722
 723         case ACPI_TYPE_MUTEX:
 724
 725                 acpi_os_printf("Mutex\n");
 726                 break;
 727
 728         case ACPI_TYPE_DEVICE:
 729
 730                 acpi_os_printf("Device\n");
 731                 break;
 732
 733         case ACPI_TYPE_POWER:
 734
 735                 acpi_os_printf("Power\n");
 736                 break;
 737
 738         case ACPI_TYPE_PROCESSOR:
 739
 740                 acpi_os_printf("Processor\n");
 741                 break;
 742
 743         case ACPI_TYPE_THERMAL:
 744
 745                 acpi_os_printf("Thermal\n");
 746                 break;
 747
 748         default:
 749                 /* Unknown Type */
 750
 751                 acpi_os_printf("Unknown Type %X\n",
 752                                ACPI_GET_OBJECT_TYPE(obj_desc));
 753                 break;
 754         }
 755
 756         return;
 757 }
 758
 759 /*******************************************************************************
 760  *
 761  * FUNCTION:    acpi_ex_dump_operands
 762  *
 763  * PARAMETERS:  Operands            - Operand list
 764  *              interpreter_mode    - Load or Exec
 765  *              Ident               - Identification
 766  *              num_levels          - # of stack entries to dump above line
 767  *              Note                - Output notation
 768  *              module_name         - Caller's module name
 769  *              line_number         - Caller's invocation line number
 770  *
 771  * DESCRIPTION: Dump the object stack
 772  *
 773  ******************************************************************************/
 774
 775 void
 776 acpi_ex_dump_operands(union acpi_operand_object **operands,
 777                       acpi_interpreter_mode interpreter_mode,
 778                       char *ident,
 779                       u32 num_levels,
 780                       char *note, char *module_name, u32 line_number)
 781 {
 782         acpi_native_uint i;
 783
 784         ACPI_FUNCTION_NAME(ex_dump_operands);
 785
 786         if (!ident) {
 787                 ident = "?";
 788         }
 789
 790         if (!note) {
 791                 note = "?";
 792         }
 793
 794         ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 795                           "************* Operand Stack Contents (Opcode [%s], %d Operands)\n",
 796                           ident, num_levels));
 797
 798         if (num_levels == 0) {
 799                 num_levels = 1;
 800         }
 801
 802         /* Dump the operand stack starting at the top */
 803
 804         for (i = 0; num_levels > 0; i--, num_levels--) {
 805                 acpi_ex_dump_operand(operands[i], 0);
 806         }
 807
 808         ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 809                           "************* Operand Stack dump from %s(%d), %s\n",
 810                           module_name, line_number, note));
 811         return;
 812 }
 813
 814 /*******************************************************************************
 815  *
 816  * FUNCTION:    acpi_ex_out* functions
 817  *
 818  * PARAMETERS:  Title               - Descriptive text
 819  *              Value               - Value to be displayed
 820  *
 821  * DESCRIPTION: Object dump output formatting functions.  These functions
 822  *              reduce the number of format strings required and keeps them
 823  *              all in one place for easy modification.
 824  *
 825  ******************************************************************************/
 826
 827 static void acpi_ex_out_string(char *title, char *value)
 828 {
 829         acpi_os_printf("%20s : %s\n", title, value);
 830 }
 831
 832 static void acpi_ex_out_pointer(char *title, void *value)
 833 {
 834         acpi_os_printf("%20s : %p\n", title, value);
 835 }
 836
 837 static void acpi_ex_out_address(char *title, acpi_physical_address value)
 838 {
 839
 840 #if ACPI_MACHINE_WIDTH == 16
 841         acpi_os_printf("%20s : %p\n", title, value);
 842 #else
 843         acpi_os_printf("%20s : %8.8X%8.8X\n", title, ACPI_FORMAT_UINT64(value));
 844 #endif
 845 }
 846
 847 /*******************************************************************************
 848  *
 849  * FUNCTION:    acpi_ex_dump_namespace_node
 850  *
 851  * PARAMETERS:  Node                - Descriptor to dump
 852  *              Flags               - Force display if TRUE
 853  *
 854  * DESCRIPTION: Dumps the members of the given.Node
 855  *
 856  ******************************************************************************/
 857
 858 void acpi_ex_dump_namespace_node(struct acpi_namespace_node *node, u32 flags)
 859 {
 860
 861         ACPI_FUNCTION_ENTRY();
 862
 863         if (!flags) {
 864                 if (!
 865                     ((ACPI_LV_OBJECTS & acpi_dbg_level)
 866                      && (_COMPONENT & acpi_dbg_layer))) {
 867                         return;
 868                 }
 869         }
 870
 871         acpi_os_printf("%20s : %4.4s\n", "Name", acpi_ut_get_node_name(node));
 872         acpi_ex_out_string("Type", acpi_ut_get_type_name(node->type));
 873         acpi_ex_out_pointer("Attached Object",
 874                             acpi_ns_get_attached_object(node));
 875         acpi_ex_out_pointer("Parent", acpi_ns_get_parent_node(node));
 876
 877         acpi_ex_dump_object(ACPI_CAST_PTR(union acpi_operand_object, node),
 878                             acpi_ex_dump_node);
 879 }
 880
 881 /*******************************************************************************
 882  *
 883  * FUNCTION:    acpi_ex_dump_reference_obj
 884  *
 885  * PARAMETERS:  Object              - Descriptor to dump
 886  *
 887  * DESCRIPTION: Dumps a reference object
 888  *
 889  ******************************************************************************/
 890
 891 static void acpi_ex_dump_reference_obj(union acpi_operand_object *obj_desc)
 892 {
 893         struct acpi_buffer ret_buf;
 894         acpi_status status;
 895
 896         ret_buf.length = ACPI_ALLOCATE_LOCAL_BUFFER;
 897
 898         if (obj_desc->reference.opcode == AML_INT_NAMEPATH_OP) {
 899                 acpi_os_printf("Named Object %p ", obj_desc->reference.node);
 900
 901                 status =
 902                     acpi_ns_handle_to_pathname(obj_desc->reference.node,
 903                                                &ret_buf);
 904                 if (ACPI_FAILURE(status)) {
 905                         acpi_os_printf("Could not convert name to pathname\n");
 906                 } else {
 907                         acpi_os_printf("%s\n", (char *)ret_buf.pointer);
 908                         ACPI_FREE(ret_buf.pointer);
 909                 }
 910         } else if (obj_desc->reference.object) {
 911                 acpi_os_printf("\nReferenced Object: %p\n",
 912                                obj_desc->reference.object);
 913         }
 914 }
 915
 916 /*******************************************************************************
 917  *
 918  * FUNCTION:    acpi_ex_dump_package_obj
 919  *
 920  * PARAMETERS:  obj_desc            - Descriptor to dump
 921  *              Level               - Indentation Level
 922  *              Index               - Package index for this object
 923  *
 924  * DESCRIPTION: Dumps the elements of the package
 925  *
 926  ******************************************************************************/
 927
 928 static void
 929 acpi_ex_dump_package_obj(union acpi_operand_object *obj_desc,
 930                          u32 level, u32 index)
 931 {
 932         u32 i;
 933
 934         /* Indentation and index output */
 935
 936         if (level > 0) {
 937                 for (i = 0; i < level; i++) {
 938                         acpi_os_printf(" ");
 939                 }
 940
 941                 acpi_os_printf("[%.2d] ", index);
 942         }
 943
 944         acpi_os_printf("%p ", obj_desc);
 945
 946         /* Null package elements are allowed */
 947
 948         if (!obj_desc) {
 949                 acpi_os_printf("[Null Object]\n");
 950                 return;
 951         }
 952
 953         /* Packages may only contain a few object types */
 954
 955         switch (ACPI_GET_OBJECT_TYPE(obj_desc)) {
 956         case ACPI_TYPE_INTEGER:
 957
 958                 acpi_os_printf("[Integer] = %8.8X%8.8X\n",
 959                                ACPI_FORMAT_UINT64(obj_desc->integer.value));
 960                 break;
 961
 962         case ACPI_TYPE_STRING:
 963
 964                 acpi_os_printf("[String] Value: ");
 965                 for (i = 0; i < obj_desc->string.length; i++) {
 966                         acpi_os_printf("%c", obj_desc->string.pointer[i]);
 967                 }
 968                 acpi_os_printf("\n");
 969                 break;
 970
 971         case ACPI_TYPE_BUFFER:
 972
 973                 acpi_os_printf("[Buffer] Length %.2X = ",
 974                                obj_desc->buffer.length);
 975                 if (obj_desc->buffer.length) {
 976                         acpi_ut_dump_buffer(ACPI_CAST_PTR
 977                                             (u8, obj_desc->buffer.pointer),
 978                                             obj_desc->buffer.length,
 979                                             DB_DWORD_DISPLAY, _COMPONENT);
 980                 } else {
 981                         acpi_os_printf("\n");
 982                 }
 983                 break;
 984
 985         case ACPI_TYPE_PACKAGE:
 986
 987                 acpi_os_printf("[Package] Contains %d Elements:\n",
 988                                obj_desc->package.count);
 989
 990                 for (i = 0; i < obj_desc->package.count; i++) {
 991                         acpi_ex_dump_package_obj(obj_desc->package.elements[i],
 992                                                  level + 1, i);
 993                 }
 994                 break;
 995
 996         case ACPI_TYPE_LOCAL_REFERENCE:
 997
 998                 acpi_os_printf("[Object Reference] ");
 999                 acpi_ex_dump_reference_obj(obj_desc);
1000                 break;
1001
1002         default:
1003
1004                 acpi_os_printf("[Unknown Type] %X\n",
1005                                ACPI_GET_OBJECT_TYPE(obj_desc));
1006                 break;
1007         }
1008 }
1009
1010 /*******************************************************************************
1011  *
1012  * FUNCTION:    acpi_ex_dump_object_descriptor
1013  *
1014  * PARAMETERS:  obj_desc            - Descriptor to dump
1015  *              Flags               - Force display if TRUE
1016  *
1017  * DESCRIPTION: Dumps the members of the object descriptor given.
1018  *
1019  ******************************************************************************/
1020
1021 void
1022 acpi_ex_dump_object_descriptor(union acpi_operand_object *obj_desc, u32 flags)
1023 {
1024         ACPI_FUNCTION_TRACE(ex_dump_object_descriptor);
1025
1026         if (!obj_desc) {
1027                 return_VOID;
1028         }
1029
1030         if (!flags) {
1031                 if (!
1032                     ((ACPI_LV_OBJECTS & acpi_dbg_level)
1033                      && (_COMPONENT & acpi_dbg_layer))) {
1034                         return_VOID;
1035                 }
1036         }
1037
1038         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) {
1039                 acpi_ex_dump_namespace_node((struct acpi_namespace_node *)
1040                                             obj_desc, flags);
1041
1042                 acpi_os_printf("\nAttached Object (%p):\n",
1043                                ((struct acpi_namespace_node *)obj_desc)->
1044                                object);
1045
1046                 acpi_ex_dump_object_descriptor(((struct acpi_namespace_node *)
1047                                                 obj_desc)->object, flags);
1048                 return_VOID;
1049         }
1050
1051         if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) {
1052                 acpi_os_printf
1053                     ("ExDumpObjectDescriptor: %p is not an ACPI operand object: [%s]\n",
1054                      obj_desc, acpi_ut_get_descriptor_name(obj_desc));
1055                 return_VOID;
1056         }
1057
1058         if (obj_desc->common.type > ACPI_TYPE_NS_NODE_MAX) {
1059                 return_VOID;
1060         }
1061
1062         /* Common Fields */
1063
1064         acpi_ex_dump_object(obj_desc, acpi_ex_dump_common);
1065
1066         /* Object-specific fields */
1067
1068         acpi_ex_dump_object(obj_desc, acpi_ex_dump_info[obj_desc->common.type]);
1069         return_VOID;
1070 }
1071
1072 #endif