Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 1 | /******************************************************************************* |
| 2 | * |
| 3 | * Module Name: dbdisply - debug display commands |
| 4 | * |
| 5 | ******************************************************************************/ |
| 6 | |
| 7 | /* |
Bob Moore | c8100dc | 2016-01-15 08:17:03 +0800 | [diff] [blame] | 8 | * Copyright (C) 2000 - 2016, Intel Corp. |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 9 | * All rights reserved. |
| 10 | * |
| 11 | * Redistribution and use in source and binary forms, with or without |
| 12 | * modification, are permitted provided that the following conditions |
| 13 | * are met: |
| 14 | * 1. Redistributions of source code must retain the above copyright |
| 15 | * notice, this list of conditions, and the following disclaimer, |
| 16 | * without modification. |
| 17 | * 2. Redistributions in binary form must reproduce at minimum a disclaimer |
| 18 | * substantially similar to the "NO WARRANTY" disclaimer below |
| 19 | * ("Disclaimer") and any redistribution must be conditioned upon |
| 20 | * including a substantially similar Disclaimer requirement for further |
| 21 | * binary redistribution. |
| 22 | * 3. Neither the names of the above-listed copyright holders nor the names |
| 23 | * of any contributors may be used to endorse or promote products derived |
| 24 | * from this software without specific prior written permission. |
| 25 | * |
| 26 | * Alternatively, this software may be distributed under the terms of the |
| 27 | * GNU General Public License ("GPL") version 2 as published by the Free |
| 28 | * Software Foundation. |
| 29 | * |
| 30 | * NO WARRANTY |
| 31 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 32 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 33 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR |
| 34 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 35 | * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 36 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 37 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 38 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| 39 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
| 40 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 41 | * POSSIBILITY OF SUCH DAMAGES. |
| 42 | */ |
| 43 | |
| 44 | #include <acpi/acpi.h> |
| 45 | #include "accommon.h" |
| 46 | #include "amlcode.h" |
| 47 | #include "acdispat.h" |
| 48 | #include "acnamesp.h" |
| 49 | #include "acparser.h" |
| 50 | #include "acinterp.h" |
Lv Zheng | f31a99ce | 2015-12-29 14:02:00 +0800 | [diff] [blame] | 51 | #include "acevents.h" |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 52 | #include "acdebug.h" |
| 53 | |
| 54 | #define _COMPONENT ACPI_CA_DEBUGGER |
| 55 | ACPI_MODULE_NAME("dbdisply") |
| 56 | |
| 57 | /* Local prototypes */ |
| 58 | static void acpi_db_dump_parser_descriptor(union acpi_parse_object *op); |
| 59 | |
| 60 | static void *acpi_db_get_pointer(void *target); |
| 61 | |
| 62 | static acpi_status |
| 63 | acpi_db_display_non_root_handlers(acpi_handle obj_handle, |
| 64 | u32 nesting_level, |
| 65 | void *context, void **return_value); |
| 66 | |
| 67 | /* |
| 68 | * System handler information. |
| 69 | * Used for Handlers command, in acpi_db_display_handlers. |
| 70 | */ |
| 71 | #define ACPI_PREDEFINED_PREFIX "%25s (%.2X) : " |
| 72 | #define ACPI_HANDLER_NAME_STRING "%30s : " |
| 73 | #define ACPI_HANDLER_PRESENT_STRING "%-9s (%p)\n" |
| 74 | #define ACPI_HANDLER_PRESENT_STRING2 "%-9s (%p)" |
| 75 | #define ACPI_HANDLER_NOT_PRESENT_STRING "%-9s\n" |
| 76 | |
| 77 | /* All predefined Address Space IDs */ |
| 78 | |
| 79 | static acpi_adr_space_type acpi_gbl_space_id_list[] = { |
| 80 | ACPI_ADR_SPACE_SYSTEM_MEMORY, |
| 81 | ACPI_ADR_SPACE_SYSTEM_IO, |
| 82 | ACPI_ADR_SPACE_PCI_CONFIG, |
| 83 | ACPI_ADR_SPACE_EC, |
| 84 | ACPI_ADR_SPACE_SMBUS, |
| 85 | ACPI_ADR_SPACE_CMOS, |
| 86 | ACPI_ADR_SPACE_PCI_BAR_TARGET, |
| 87 | ACPI_ADR_SPACE_IPMI, |
| 88 | ACPI_ADR_SPACE_GPIO, |
| 89 | ACPI_ADR_SPACE_GSBUS, |
| 90 | ACPI_ADR_SPACE_DATA_TABLE, |
| 91 | ACPI_ADR_SPACE_FIXED_HARDWARE |
| 92 | }; |
| 93 | |
| 94 | /* Global handler information */ |
| 95 | |
| 96 | typedef struct acpi_handler_info { |
| 97 | void *handler; |
| 98 | char *name; |
| 99 | |
| 100 | } acpi_handler_info; |
| 101 | |
| 102 | static struct acpi_handler_info acpi_gbl_handler_list[] = { |
| 103 | {&acpi_gbl_global_notify[0].handler, "System Notifications"}, |
| 104 | {&acpi_gbl_global_notify[1].handler, "Device Notifications"}, |
| 105 | {&acpi_gbl_table_handler, "ACPI Table Events"}, |
| 106 | {&acpi_gbl_exception_handler, "Control Method Exceptions"}, |
| 107 | {&acpi_gbl_interface_handler, "OSI Invocations"} |
| 108 | }; |
| 109 | |
| 110 | /******************************************************************************* |
| 111 | * |
| 112 | * FUNCTION: acpi_db_get_pointer |
| 113 | * |
| 114 | * PARAMETERS: target - Pointer to string to be converted |
| 115 | * |
| 116 | * RETURN: Converted pointer |
| 117 | * |
| 118 | * DESCRIPTION: Convert an ascii pointer value to a real value |
| 119 | * |
| 120 | ******************************************************************************/ |
| 121 | |
| 122 | static void *acpi_db_get_pointer(void *target) |
| 123 | { |
| 124 | void *obj_ptr; |
| 125 | acpi_size address; |
| 126 | |
| 127 | address = strtoul(target, NULL, 16); |
| 128 | obj_ptr = ACPI_TO_POINTER(address); |
| 129 | return (obj_ptr); |
| 130 | } |
| 131 | |
| 132 | /******************************************************************************* |
| 133 | * |
| 134 | * FUNCTION: acpi_db_dump_parser_descriptor |
| 135 | * |
| 136 | * PARAMETERS: op - A parser Op descriptor |
| 137 | * |
| 138 | * RETURN: None |
| 139 | * |
| 140 | * DESCRIPTION: Display a formatted parser object |
| 141 | * |
| 142 | ******************************************************************************/ |
| 143 | |
| 144 | static void acpi_db_dump_parser_descriptor(union acpi_parse_object *op) |
| 145 | { |
| 146 | const struct acpi_opcode_info *info; |
| 147 | |
| 148 | info = acpi_ps_get_opcode_info(op->common.aml_opcode); |
| 149 | |
| 150 | acpi_os_printf("Parser Op Descriptor:\n"); |
| 151 | acpi_os_printf("%20.20s : %4.4X\n", "Opcode", op->common.aml_opcode); |
| 152 | |
| 153 | ACPI_DEBUG_ONLY_MEMBERS(acpi_os_printf("%20.20s : %s\n", "Opcode Name", |
| 154 | info->name)); |
| 155 | |
| 156 | acpi_os_printf("%20.20s : %p\n", "Value/ArgList", op->common.value.arg); |
| 157 | acpi_os_printf("%20.20s : %p\n", "Parent", op->common.parent); |
| 158 | acpi_os_printf("%20.20s : %p\n", "NextOp", op->common.next); |
| 159 | } |
| 160 | |
| 161 | /******************************************************************************* |
| 162 | * |
| 163 | * FUNCTION: acpi_db_decode_and_display_object |
| 164 | * |
| 165 | * PARAMETERS: target - String with object to be displayed. Names |
| 166 | * and hex pointers are supported. |
| 167 | * output_type - Byte, Word, Dword, or Qword (B|W|D|Q) |
| 168 | * |
| 169 | * RETURN: None |
| 170 | * |
| 171 | * DESCRIPTION: Display a formatted ACPI object |
| 172 | * |
| 173 | ******************************************************************************/ |
| 174 | |
| 175 | void acpi_db_decode_and_display_object(char *target, char *output_type) |
| 176 | { |
| 177 | void *obj_ptr; |
| 178 | struct acpi_namespace_node *node; |
| 179 | union acpi_operand_object *obj_desc; |
| 180 | u32 display = DB_BYTE_DISPLAY; |
| 181 | char buffer[80]; |
| 182 | struct acpi_buffer ret_buf; |
| 183 | acpi_status status; |
| 184 | u32 size; |
| 185 | |
| 186 | if (!target) { |
| 187 | return; |
| 188 | } |
| 189 | |
| 190 | /* Decode the output type */ |
| 191 | |
| 192 | if (output_type) { |
| 193 | acpi_ut_strupr(output_type); |
| 194 | if (output_type[0] == 'W') { |
| 195 | display = DB_WORD_DISPLAY; |
| 196 | } else if (output_type[0] == 'D') { |
| 197 | display = DB_DWORD_DISPLAY; |
| 198 | } else if (output_type[0] == 'Q') { |
| 199 | display = DB_QWORD_DISPLAY; |
| 200 | } |
| 201 | } |
| 202 | |
| 203 | ret_buf.length = sizeof(buffer); |
| 204 | ret_buf.pointer = buffer; |
| 205 | |
| 206 | /* Differentiate between a number and a name */ |
| 207 | |
| 208 | if ((target[0] >= 0x30) && (target[0] <= 0x39)) { |
| 209 | obj_ptr = acpi_db_get_pointer(target); |
| 210 | if (!acpi_os_readable(obj_ptr, 16)) { |
| 211 | acpi_os_printf |
| 212 | ("Address %p is invalid in this address space\n", |
| 213 | obj_ptr); |
| 214 | return; |
| 215 | } |
| 216 | |
| 217 | /* Decode the object type */ |
| 218 | |
| 219 | switch (ACPI_GET_DESCRIPTOR_TYPE(obj_ptr)) { |
| 220 | case ACPI_DESC_TYPE_NAMED: |
| 221 | |
| 222 | /* This is a namespace Node */ |
| 223 | |
| 224 | if (!acpi_os_readable |
| 225 | (obj_ptr, sizeof(struct acpi_namespace_node))) { |
| 226 | acpi_os_printf |
| 227 | ("Cannot read entire Named object at address %p\n", |
| 228 | obj_ptr); |
| 229 | return; |
| 230 | } |
| 231 | |
| 232 | node = obj_ptr; |
| 233 | goto dump_node; |
| 234 | |
| 235 | case ACPI_DESC_TYPE_OPERAND: |
| 236 | |
| 237 | /* This is a ACPI OPERAND OBJECT */ |
| 238 | |
| 239 | if (!acpi_os_readable |
| 240 | (obj_ptr, sizeof(union acpi_operand_object))) { |
| 241 | acpi_os_printf |
| 242 | ("Cannot read entire ACPI object at address %p\n", |
| 243 | obj_ptr); |
| 244 | return; |
| 245 | } |
| 246 | |
| 247 | acpi_ut_debug_dump_buffer(obj_ptr, |
| 248 | sizeof(union |
| 249 | acpi_operand_object), |
| 250 | display, ACPI_UINT32_MAX); |
| 251 | acpi_ex_dump_object_descriptor(obj_ptr, 1); |
| 252 | break; |
| 253 | |
| 254 | case ACPI_DESC_TYPE_PARSER: |
| 255 | |
| 256 | /* This is a Parser Op object */ |
| 257 | |
| 258 | if (!acpi_os_readable |
| 259 | (obj_ptr, sizeof(union acpi_parse_object))) { |
| 260 | acpi_os_printf |
| 261 | ("Cannot read entire Parser object at address %p\n", |
| 262 | obj_ptr); |
| 263 | return; |
| 264 | } |
| 265 | |
| 266 | acpi_ut_debug_dump_buffer(obj_ptr, |
| 267 | sizeof(union |
| 268 | acpi_parse_object), |
| 269 | display, ACPI_UINT32_MAX); |
| 270 | acpi_db_dump_parser_descriptor((union acpi_parse_object |
| 271 | *)obj_ptr); |
| 272 | break; |
| 273 | |
| 274 | default: |
| 275 | |
| 276 | /* Is not a recognizeable object */ |
| 277 | |
| 278 | acpi_os_printf |
| 279 | ("Not a known ACPI internal object, descriptor type %2.2X\n", |
| 280 | ACPI_GET_DESCRIPTOR_TYPE(obj_ptr)); |
| 281 | |
| 282 | size = 16; |
| 283 | if (acpi_os_readable(obj_ptr, 64)) { |
| 284 | size = 64; |
| 285 | } |
| 286 | |
| 287 | /* Just dump some memory */ |
| 288 | |
| 289 | acpi_ut_debug_dump_buffer(obj_ptr, size, display, |
| 290 | ACPI_UINT32_MAX); |
| 291 | break; |
| 292 | } |
| 293 | |
| 294 | return; |
| 295 | } |
| 296 | |
| 297 | /* The parameter is a name string that must be resolved to a Named obj */ |
| 298 | |
| 299 | node = acpi_db_local_ns_lookup(target); |
| 300 | if (!node) { |
| 301 | return; |
| 302 | } |
| 303 | |
| 304 | dump_node: |
| 305 | /* Now dump the NS node */ |
| 306 | |
| 307 | status = acpi_get_name(node, ACPI_FULL_PATHNAME_NO_TRAILING, &ret_buf); |
| 308 | if (ACPI_FAILURE(status)) { |
| 309 | acpi_os_printf("Could not convert name to pathname\n"); |
| 310 | } |
| 311 | |
| 312 | else { |
| 313 | acpi_os_printf("Object (%p) Pathname: %s\n", |
| 314 | node, (char *)ret_buf.pointer); |
| 315 | } |
| 316 | |
| 317 | if (!acpi_os_readable(node, sizeof(struct acpi_namespace_node))) { |
| 318 | acpi_os_printf("Invalid Named object at address %p\n", node); |
| 319 | return; |
| 320 | } |
| 321 | |
| 322 | acpi_ut_debug_dump_buffer((void *)node, |
| 323 | sizeof(struct acpi_namespace_node), display, |
| 324 | ACPI_UINT32_MAX); |
| 325 | acpi_ex_dump_namespace_node(node, 1); |
| 326 | |
| 327 | obj_desc = acpi_ns_get_attached_object(node); |
| 328 | if (obj_desc) { |
| 329 | acpi_os_printf("\nAttached Object (%p):\n", obj_desc); |
| 330 | if (!acpi_os_readable |
| 331 | (obj_desc, sizeof(union acpi_operand_object))) { |
| 332 | acpi_os_printf |
| 333 | ("Invalid internal ACPI Object at address %p\n", |
| 334 | obj_desc); |
| 335 | return; |
| 336 | } |
| 337 | |
| 338 | acpi_ut_debug_dump_buffer((void *)obj_desc, |
| 339 | sizeof(union acpi_operand_object), |
| 340 | display, ACPI_UINT32_MAX); |
| 341 | acpi_ex_dump_object_descriptor(obj_desc, 1); |
| 342 | } |
| 343 | } |
| 344 | |
| 345 | /******************************************************************************* |
| 346 | * |
| 347 | * FUNCTION: acpi_db_display_method_info |
| 348 | * |
| 349 | * PARAMETERS: start_op - Root of the control method parse tree |
| 350 | * |
| 351 | * RETURN: None |
| 352 | * |
| 353 | * DESCRIPTION: Display information about the current method |
| 354 | * |
| 355 | ******************************************************************************/ |
| 356 | |
| 357 | void acpi_db_display_method_info(union acpi_parse_object *start_op) |
| 358 | { |
| 359 | struct acpi_walk_state *walk_state; |
| 360 | union acpi_operand_object *obj_desc; |
| 361 | struct acpi_namespace_node *node; |
| 362 | union acpi_parse_object *root_op; |
| 363 | union acpi_parse_object *op; |
| 364 | const struct acpi_opcode_info *op_info; |
| 365 | u32 num_ops = 0; |
| 366 | u32 num_operands = 0; |
| 367 | u32 num_operators = 0; |
| 368 | u32 num_remaining_ops = 0; |
| 369 | u32 num_remaining_operands = 0; |
| 370 | u32 num_remaining_operators = 0; |
| 371 | u8 count_remaining = FALSE; |
| 372 | |
| 373 | walk_state = acpi_ds_get_current_walk_state(acpi_gbl_current_walk_list); |
| 374 | if (!walk_state) { |
| 375 | acpi_os_printf("There is no method currently executing\n"); |
| 376 | return; |
| 377 | } |
| 378 | |
| 379 | obj_desc = walk_state->method_desc; |
| 380 | node = walk_state->method_node; |
| 381 | |
| 382 | acpi_os_printf("Currently executing control method is [%4.4s]\n", |
| 383 | acpi_ut_get_node_name(node)); |
| 384 | acpi_os_printf("%X Arguments, SyncLevel = %X\n", |
| 385 | (u32)obj_desc->method.param_count, |
| 386 | (u32)obj_desc->method.sync_level); |
| 387 | |
| 388 | root_op = start_op; |
| 389 | while (root_op->common.parent) { |
| 390 | root_op = root_op->common.parent; |
| 391 | } |
| 392 | |
| 393 | op = root_op; |
| 394 | |
| 395 | while (op) { |
| 396 | if (op == start_op) { |
| 397 | count_remaining = TRUE; |
| 398 | } |
| 399 | |
| 400 | num_ops++; |
| 401 | if (count_remaining) { |
| 402 | num_remaining_ops++; |
| 403 | } |
| 404 | |
| 405 | /* Decode the opcode */ |
| 406 | |
| 407 | op_info = acpi_ps_get_opcode_info(op->common.aml_opcode); |
| 408 | switch (op_info->class) { |
| 409 | case AML_CLASS_ARGUMENT: |
| 410 | |
| 411 | if (count_remaining) { |
| 412 | num_remaining_operands++; |
| 413 | } |
| 414 | |
| 415 | num_operands++; |
| 416 | break; |
| 417 | |
| 418 | case AML_CLASS_UNKNOWN: |
| 419 | |
| 420 | /* Bad opcode or ASCII character */ |
| 421 | |
| 422 | continue; |
| 423 | |
| 424 | default: |
| 425 | |
| 426 | if (count_remaining) { |
| 427 | num_remaining_operators++; |
| 428 | } |
| 429 | |
| 430 | num_operators++; |
| 431 | break; |
| 432 | } |
| 433 | |
| 434 | op = acpi_ps_get_depth_next(start_op, op); |
| 435 | } |
| 436 | |
| 437 | acpi_os_printf |
| 438 | ("Method contains: %X AML Opcodes - %X Operators, %X Operands\n", |
| 439 | num_ops, num_operators, num_operands); |
| 440 | |
| 441 | acpi_os_printf |
| 442 | ("Remaining to execute: %X AML Opcodes - %X Operators, %X Operands\n", |
| 443 | num_remaining_ops, num_remaining_operators, |
| 444 | num_remaining_operands); |
| 445 | } |
| 446 | |
| 447 | /******************************************************************************* |
| 448 | * |
| 449 | * FUNCTION: acpi_db_display_locals |
| 450 | * |
| 451 | * PARAMETERS: None |
| 452 | * |
| 453 | * RETURN: None |
| 454 | * |
| 455 | * DESCRIPTION: Display all locals for the currently running control method |
| 456 | * |
| 457 | ******************************************************************************/ |
| 458 | |
| 459 | void acpi_db_display_locals(void) |
| 460 | { |
| 461 | struct acpi_walk_state *walk_state; |
| 462 | |
| 463 | walk_state = acpi_ds_get_current_walk_state(acpi_gbl_current_walk_list); |
| 464 | if (!walk_state) { |
| 465 | acpi_os_printf("There is no method currently executing\n"); |
| 466 | return; |
| 467 | } |
| 468 | |
| 469 | acpi_db_decode_locals(walk_state); |
| 470 | } |
| 471 | |
| 472 | /******************************************************************************* |
| 473 | * |
| 474 | * FUNCTION: acpi_db_display_arguments |
| 475 | * |
| 476 | * PARAMETERS: None |
| 477 | * |
| 478 | * RETURN: None |
| 479 | * |
| 480 | * DESCRIPTION: Display all arguments for the currently running control method |
| 481 | * |
| 482 | ******************************************************************************/ |
| 483 | |
| 484 | void acpi_db_display_arguments(void) |
| 485 | { |
| 486 | struct acpi_walk_state *walk_state; |
| 487 | |
| 488 | walk_state = acpi_ds_get_current_walk_state(acpi_gbl_current_walk_list); |
| 489 | if (!walk_state) { |
| 490 | acpi_os_printf("There is no method currently executing\n"); |
| 491 | return; |
| 492 | } |
| 493 | |
| 494 | acpi_db_decode_arguments(walk_state); |
| 495 | } |
| 496 | |
| 497 | /******************************************************************************* |
| 498 | * |
| 499 | * FUNCTION: acpi_db_display_results |
| 500 | * |
| 501 | * PARAMETERS: None |
| 502 | * |
| 503 | * RETURN: None |
| 504 | * |
| 505 | * DESCRIPTION: Display current contents of a method result stack |
| 506 | * |
| 507 | ******************************************************************************/ |
| 508 | |
| 509 | void acpi_db_display_results(void) |
| 510 | { |
| 511 | u32 i; |
| 512 | struct acpi_walk_state *walk_state; |
| 513 | union acpi_operand_object *obj_desc; |
| 514 | u32 result_count = 0; |
| 515 | struct acpi_namespace_node *node; |
| 516 | union acpi_generic_state *frame; |
| 517 | u32 index; /* Index onto current frame */ |
| 518 | |
| 519 | walk_state = acpi_ds_get_current_walk_state(acpi_gbl_current_walk_list); |
| 520 | if (!walk_state) { |
| 521 | acpi_os_printf("There is no method currently executing\n"); |
| 522 | return; |
| 523 | } |
| 524 | |
| 525 | obj_desc = walk_state->method_desc; |
| 526 | node = walk_state->method_node; |
| 527 | |
| 528 | if (walk_state->results) { |
| 529 | result_count = walk_state->result_count; |
| 530 | } |
| 531 | |
| 532 | acpi_os_printf("Method [%4.4s] has %X stacked result objects\n", |
| 533 | acpi_ut_get_node_name(node), result_count); |
| 534 | |
| 535 | /* From the top element of result stack */ |
| 536 | |
| 537 | frame = walk_state->results; |
| 538 | index = (result_count - 1) % ACPI_RESULTS_FRAME_OBJ_NUM; |
| 539 | |
| 540 | for (i = 0; i < result_count; i++) { |
| 541 | obj_desc = frame->results.obj_desc[index]; |
| 542 | acpi_os_printf("Result%u: ", i); |
| 543 | acpi_db_display_internal_object(obj_desc, walk_state); |
| 544 | |
| 545 | if (index == 0) { |
| 546 | frame = frame->results.next; |
| 547 | index = ACPI_RESULTS_FRAME_OBJ_NUM; |
| 548 | } |
| 549 | |
| 550 | index--; |
| 551 | } |
| 552 | } |
| 553 | |
| 554 | /******************************************************************************* |
| 555 | * |
| 556 | * FUNCTION: acpi_db_display_calling_tree |
| 557 | * |
| 558 | * PARAMETERS: None |
| 559 | * |
| 560 | * RETURN: None |
| 561 | * |
| 562 | * DESCRIPTION: Display current calling tree of nested control methods |
| 563 | * |
| 564 | ******************************************************************************/ |
| 565 | |
| 566 | void acpi_db_display_calling_tree(void) |
| 567 | { |
| 568 | struct acpi_walk_state *walk_state; |
| 569 | struct acpi_namespace_node *node; |
| 570 | |
| 571 | walk_state = acpi_ds_get_current_walk_state(acpi_gbl_current_walk_list); |
| 572 | if (!walk_state) { |
| 573 | acpi_os_printf("There is no method currently executing\n"); |
| 574 | return; |
| 575 | } |
| 576 | |
| 577 | node = walk_state->method_node; |
| 578 | acpi_os_printf("Current Control Method Call Tree\n"); |
| 579 | |
| 580 | while (walk_state) { |
| 581 | node = walk_state->method_node; |
| 582 | acpi_os_printf(" [%4.4s]\n", acpi_ut_get_node_name(node)); |
| 583 | |
| 584 | walk_state = walk_state->next; |
| 585 | } |
| 586 | } |
| 587 | |
| 588 | /******************************************************************************* |
| 589 | * |
| 590 | * FUNCTION: acpi_db_display_object_type |
| 591 | * |
Bob Moore | 07cb390 | 2015-12-29 13:55:47 +0800 | [diff] [blame] | 592 | * PARAMETERS: object_arg - User entered NS node handle |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 593 | * |
| 594 | * RETURN: None |
| 595 | * |
| 596 | * DESCRIPTION: Display type of an arbitrary NS node |
| 597 | * |
| 598 | ******************************************************************************/ |
| 599 | |
Bob Moore | 07cb390 | 2015-12-29 13:55:47 +0800 | [diff] [blame] | 600 | void acpi_db_display_object_type(char *object_arg) |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 601 | { |
Lv Zheng | c11e5dd | 2016-01-15 08:17:11 +0800 | [diff] [blame] | 602 | acpi_size arg; |
Bob Moore | 07cb390 | 2015-12-29 13:55:47 +0800 | [diff] [blame] | 603 | acpi_handle handle; |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 604 | struct acpi_device_info *info; |
| 605 | acpi_status status; |
| 606 | u32 i; |
| 607 | |
Lv Zheng | c11e5dd | 2016-01-15 08:17:11 +0800 | [diff] [blame] | 608 | arg = strtoul(object_arg, NULL, 16); |
| 609 | handle = ACPI_TO_POINTER(arg); |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 610 | |
Bob Moore | 07cb390 | 2015-12-29 13:55:47 +0800 | [diff] [blame] | 611 | status = acpi_get_object_info(handle, &info); |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 612 | if (ACPI_FAILURE(status)) { |
| 613 | acpi_os_printf("Could not get object info, %s\n", |
| 614 | acpi_format_exception(status)); |
| 615 | return; |
| 616 | } |
| 617 | |
Bob Moore | 07cb390 | 2015-12-29 13:55:47 +0800 | [diff] [blame] | 618 | acpi_os_printf("ADR: %8.8X%8.8X, STA: %8.8X, Flags: %X\n", |
| 619 | ACPI_FORMAT_UINT64(info->address), |
| 620 | info->current_status, info->flags); |
| 621 | |
| 622 | acpi_os_printf("S1D-%2.2X S2D-%2.2X S3D-%2.2X S4D-%2.2X\n", |
| 623 | info->highest_dstates[0], info->highest_dstates[1], |
| 624 | info->highest_dstates[2], info->highest_dstates[3]); |
| 625 | |
| 626 | acpi_os_printf("S0W-%2.2X S1W-%2.2X S2W-%2.2X S3W-%2.2X S4W-%2.2X\n", |
| 627 | info->lowest_dstates[0], info->lowest_dstates[1], |
| 628 | info->lowest_dstates[2], info->lowest_dstates[3], |
| 629 | info->lowest_dstates[4]); |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 630 | |
| 631 | if (info->valid & ACPI_VALID_HID) { |
| 632 | acpi_os_printf("HID: %s\n", info->hardware_id.string); |
| 633 | } |
| 634 | |
| 635 | if (info->valid & ACPI_VALID_UID) { |
| 636 | acpi_os_printf("UID: %s\n", info->unique_id.string); |
| 637 | } |
| 638 | |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 639 | if (info->valid & ACPI_VALID_CID) { |
| 640 | for (i = 0; i < info->compatible_id_list.count; i++) { |
| 641 | acpi_os_printf("CID %u: %s\n", i, |
| 642 | info->compatible_id_list.ids[i].string); |
| 643 | } |
| 644 | } |
| 645 | |
| 646 | ACPI_FREE(info); |
| 647 | } |
| 648 | |
| 649 | /******************************************************************************* |
| 650 | * |
| 651 | * FUNCTION: acpi_db_display_result_object |
| 652 | * |
| 653 | * PARAMETERS: obj_desc - Object to be displayed |
| 654 | * walk_state - Current walk state |
| 655 | * |
| 656 | * RETURN: None |
| 657 | * |
| 658 | * DESCRIPTION: Display the result of an AML opcode |
| 659 | * |
| 660 | * Note: Curently only displays the result object if we are single stepping. |
| 661 | * However, this output may be useful in other contexts and could be enabled |
| 662 | * to do so if needed. |
| 663 | * |
| 664 | ******************************************************************************/ |
| 665 | |
| 666 | void |
| 667 | acpi_db_display_result_object(union acpi_operand_object *obj_desc, |
| 668 | struct acpi_walk_state *walk_state) |
| 669 | { |
| 670 | |
Lv Zheng | 8a2a250 | 2015-12-03 10:42:53 +0800 | [diff] [blame] | 671 | #ifndef ACPI_APPLICATION |
| 672 | if (acpi_gbl_db_thread_id != acpi_os_get_thread_id()) { |
| 673 | return; |
| 674 | } |
| 675 | #endif |
| 676 | |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 677 | /* Only display if single stepping */ |
| 678 | |
| 679 | if (!acpi_gbl_cm_single_step) { |
| 680 | return; |
| 681 | } |
| 682 | |
| 683 | acpi_os_printf("ResultObj: "); |
| 684 | acpi_db_display_internal_object(obj_desc, walk_state); |
| 685 | acpi_os_printf("\n"); |
| 686 | } |
| 687 | |
| 688 | /******************************************************************************* |
| 689 | * |
| 690 | * FUNCTION: acpi_db_display_argument_object |
| 691 | * |
| 692 | * PARAMETERS: obj_desc - Object to be displayed |
| 693 | * walk_state - Current walk state |
| 694 | * |
| 695 | * RETURN: None |
| 696 | * |
| 697 | * DESCRIPTION: Display the result of an AML opcode |
| 698 | * |
| 699 | ******************************************************************************/ |
| 700 | |
| 701 | void |
| 702 | acpi_db_display_argument_object(union acpi_operand_object *obj_desc, |
| 703 | struct acpi_walk_state *walk_state) |
| 704 | { |
| 705 | |
Lv Zheng | 8a2a250 | 2015-12-03 10:42:53 +0800 | [diff] [blame] | 706 | #ifndef ACPI_APPLICATION |
| 707 | if (acpi_gbl_db_thread_id != acpi_os_get_thread_id()) { |
| 708 | return; |
| 709 | } |
| 710 | #endif |
| 711 | |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 712 | if (!acpi_gbl_cm_single_step) { |
| 713 | return; |
| 714 | } |
| 715 | |
| 716 | acpi_os_printf("ArgObj: "); |
| 717 | acpi_db_display_internal_object(obj_desc, walk_state); |
| 718 | } |
| 719 | |
| 720 | #if (!ACPI_REDUCED_HARDWARE) |
| 721 | /******************************************************************************* |
| 722 | * |
| 723 | * FUNCTION: acpi_db_display_gpes |
| 724 | * |
| 725 | * PARAMETERS: None |
| 726 | * |
| 727 | * RETURN: None |
| 728 | * |
| 729 | * DESCRIPTION: Display the current GPE structures |
| 730 | * |
| 731 | ******************************************************************************/ |
| 732 | |
| 733 | void acpi_db_display_gpes(void) |
| 734 | { |
| 735 | struct acpi_gpe_block_info *gpe_block; |
| 736 | struct acpi_gpe_xrupt_info *gpe_xrupt_info; |
| 737 | struct acpi_gpe_event_info *gpe_event_info; |
| 738 | struct acpi_gpe_register_info *gpe_register_info; |
| 739 | char *gpe_type; |
| 740 | struct acpi_gpe_notify_info *notify; |
| 741 | u32 gpe_index; |
| 742 | u32 block = 0; |
| 743 | u32 i; |
| 744 | u32 j; |
| 745 | u32 count; |
| 746 | char buffer[80]; |
| 747 | struct acpi_buffer ret_buf; |
| 748 | acpi_status status; |
| 749 | |
| 750 | ret_buf.length = sizeof(buffer); |
| 751 | ret_buf.pointer = buffer; |
| 752 | |
| 753 | block = 0; |
| 754 | |
| 755 | /* Walk the GPE lists */ |
| 756 | |
| 757 | gpe_xrupt_info = acpi_gbl_gpe_xrupt_list_head; |
| 758 | while (gpe_xrupt_info) { |
| 759 | gpe_block = gpe_xrupt_info->gpe_block_list_head; |
| 760 | while (gpe_block) { |
| 761 | status = acpi_get_name(gpe_block->node, |
| 762 | ACPI_FULL_PATHNAME_NO_TRAILING, |
| 763 | &ret_buf); |
| 764 | if (ACPI_FAILURE(status)) { |
| 765 | acpi_os_printf |
| 766 | ("Could not convert name to pathname\n"); |
| 767 | } |
| 768 | |
| 769 | if (gpe_block->node == acpi_gbl_fadt_gpe_device) { |
| 770 | gpe_type = "FADT-defined GPE block"; |
| 771 | } else { |
| 772 | gpe_type = "GPE Block Device"; |
| 773 | } |
| 774 | |
| 775 | acpi_os_printf |
| 776 | ("\nBlock %u - Info %p DeviceNode %p [%s] - %s\n", |
| 777 | block, gpe_block, gpe_block->node, buffer, |
| 778 | gpe_type); |
| 779 | |
| 780 | acpi_os_printf(" Registers: %u (%u GPEs)\n", |
| 781 | gpe_block->register_count, |
| 782 | gpe_block->gpe_count); |
| 783 | |
| 784 | acpi_os_printf |
| 785 | (" GPE range: 0x%X to 0x%X on interrupt %u\n", |
| 786 | gpe_block->block_base_number, |
| 787 | gpe_block->block_base_number + |
| 788 | (gpe_block->gpe_count - 1), |
| 789 | gpe_xrupt_info->interrupt_number); |
| 790 | |
| 791 | acpi_os_printf |
| 792 | (" RegisterInfo: %p Status %8.8X%8.8X Enable %8.8X%8.8X\n", |
| 793 | gpe_block->register_info, |
| 794 | ACPI_FORMAT_UINT64(gpe_block->register_info-> |
| 795 | status_address.address), |
| 796 | ACPI_FORMAT_UINT64(gpe_block->register_info-> |
| 797 | enable_address.address)); |
| 798 | |
| 799 | acpi_os_printf(" EventInfo: %p\n", |
| 800 | gpe_block->event_info); |
| 801 | |
| 802 | /* Examine each GPE Register within the block */ |
| 803 | |
| 804 | for (i = 0; i < gpe_block->register_count; i++) { |
| 805 | gpe_register_info = |
| 806 | &gpe_block->register_info[i]; |
| 807 | |
| 808 | acpi_os_printf(" Reg %u: (GPE %.2X-%.2X) " |
| 809 | "RunEnable %2.2X WakeEnable %2.2X" |
| 810 | " Status %8.8X%8.8X Enable %8.8X%8.8X\n", |
| 811 | i, |
| 812 | gpe_register_info-> |
| 813 | base_gpe_number, |
| 814 | gpe_register_info-> |
| 815 | base_gpe_number + |
| 816 | (ACPI_GPE_REGISTER_WIDTH - 1), |
| 817 | gpe_register_info-> |
| 818 | enable_for_run, |
| 819 | gpe_register_info-> |
| 820 | enable_for_wake, |
| 821 | ACPI_FORMAT_UINT64 |
| 822 | (gpe_register_info-> |
| 823 | status_address.address), |
| 824 | ACPI_FORMAT_UINT64 |
| 825 | (gpe_register_info-> |
| 826 | enable_address.address)); |
| 827 | |
| 828 | /* Now look at the individual GPEs in this byte register */ |
| 829 | |
| 830 | for (j = 0; j < ACPI_GPE_REGISTER_WIDTH; j++) { |
| 831 | gpe_index = |
| 832 | (i * ACPI_GPE_REGISTER_WIDTH) + j; |
| 833 | gpe_event_info = |
| 834 | &gpe_block->event_info[gpe_index]; |
| 835 | |
| 836 | if (ACPI_GPE_DISPATCH_TYPE |
| 837 | (gpe_event_info->flags) == |
| 838 | ACPI_GPE_DISPATCH_NONE) { |
| 839 | |
| 840 | /* This GPE is not used (no method or handler), ignore it */ |
| 841 | |
| 842 | continue; |
| 843 | } |
| 844 | |
| 845 | acpi_os_printf |
| 846 | (" GPE %.2X: %p RunRefs %2.2X Flags %2.2X (", |
| 847 | gpe_block->block_base_number + |
| 848 | gpe_index, gpe_event_info, |
| 849 | gpe_event_info->runtime_count, |
| 850 | gpe_event_info->flags); |
| 851 | |
| 852 | /* Decode the flags byte */ |
| 853 | |
| 854 | if (gpe_event_info-> |
| 855 | flags & ACPI_GPE_LEVEL_TRIGGERED) { |
| 856 | acpi_os_printf("Level, "); |
| 857 | } else { |
| 858 | acpi_os_printf("Edge, "); |
| 859 | } |
| 860 | |
| 861 | if (gpe_event_info-> |
| 862 | flags & ACPI_GPE_CAN_WAKE) { |
| 863 | acpi_os_printf("CanWake, "); |
| 864 | } else { |
| 865 | acpi_os_printf("RunOnly, "); |
| 866 | } |
| 867 | |
| 868 | switch (ACPI_GPE_DISPATCH_TYPE |
| 869 | (gpe_event_info->flags)) { |
| 870 | case ACPI_GPE_DISPATCH_NONE: |
| 871 | |
| 872 | acpi_os_printf("NotUsed"); |
| 873 | break; |
| 874 | |
| 875 | case ACPI_GPE_DISPATCH_METHOD: |
| 876 | |
| 877 | acpi_os_printf("Method"); |
| 878 | break; |
| 879 | |
| 880 | case ACPI_GPE_DISPATCH_HANDLER: |
| 881 | |
| 882 | acpi_os_printf("Handler"); |
| 883 | break; |
| 884 | |
| 885 | case ACPI_GPE_DISPATCH_NOTIFY: |
| 886 | |
| 887 | count = 0; |
| 888 | notify = |
| 889 | gpe_event_info->dispatch. |
| 890 | notify_list; |
| 891 | while (notify) { |
| 892 | count++; |
| 893 | notify = notify->next; |
| 894 | } |
| 895 | |
| 896 | acpi_os_printf |
| 897 | ("Implicit Notify on %u devices", |
| 898 | count); |
| 899 | break; |
| 900 | |
| 901 | case ACPI_GPE_DISPATCH_RAW_HANDLER: |
| 902 | |
| 903 | acpi_os_printf("RawHandler"); |
| 904 | break; |
| 905 | |
| 906 | default: |
| 907 | |
| 908 | acpi_os_printf("UNKNOWN: %X", |
| 909 | ACPI_GPE_DISPATCH_TYPE |
| 910 | (gpe_event_info-> |
| 911 | flags)); |
| 912 | break; |
| 913 | } |
| 914 | |
| 915 | acpi_os_printf(")\n"); |
| 916 | } |
| 917 | } |
| 918 | |
| 919 | block++; |
| 920 | gpe_block = gpe_block->next; |
| 921 | } |
| 922 | |
| 923 | gpe_xrupt_info = gpe_xrupt_info->next; |
| 924 | } |
| 925 | } |
| 926 | #endif /* !ACPI_REDUCED_HARDWARE */ |
| 927 | |
| 928 | /******************************************************************************* |
| 929 | * |
| 930 | * FUNCTION: acpi_db_display_handlers |
| 931 | * |
| 932 | * PARAMETERS: None |
| 933 | * |
| 934 | * RETURN: None |
| 935 | * |
| 936 | * DESCRIPTION: Display the currently installed global handlers |
| 937 | * |
| 938 | ******************************************************************************/ |
| 939 | |
| 940 | void acpi_db_display_handlers(void) |
| 941 | { |
| 942 | union acpi_operand_object *obj_desc; |
| 943 | union acpi_operand_object *handler_obj; |
| 944 | acpi_adr_space_type space_id; |
| 945 | u32 i; |
| 946 | |
| 947 | /* Operation region handlers */ |
| 948 | |
| 949 | acpi_os_printf("\nOperation Region Handlers at the namespace root:\n"); |
| 950 | |
| 951 | obj_desc = acpi_ns_get_attached_object(acpi_gbl_root_node); |
| 952 | if (obj_desc) { |
| 953 | for (i = 0; i < ACPI_ARRAY_LENGTH(acpi_gbl_space_id_list); i++) { |
| 954 | space_id = acpi_gbl_space_id_list[i]; |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 955 | |
| 956 | acpi_os_printf(ACPI_PREDEFINED_PREFIX, |
| 957 | acpi_ut_get_region_name((u8)space_id), |
| 958 | space_id); |
| 959 | |
Lv Zheng | f31a99ce | 2015-12-29 14:02:00 +0800 | [diff] [blame] | 960 | handler_obj = |
| 961 | acpi_ev_find_region_handler(space_id, |
Lv Zheng | aa6abd2 | 2015-12-29 14:02:08 +0800 | [diff] [blame] | 962 | obj_desc->common_notify. |
Lv Zheng | f31a99ce | 2015-12-29 14:02:00 +0800 | [diff] [blame] | 963 | handler); |
| 964 | if (handler_obj) { |
| 965 | acpi_os_printf(ACPI_HANDLER_PRESENT_STRING, |
| 966 | (handler_obj->address_space. |
| 967 | handler_flags & |
| 968 | ACPI_ADDR_HANDLER_DEFAULT_INSTALLED) |
| 969 | ? "Default" : "User", |
| 970 | handler_obj->address_space. |
| 971 | handler); |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 972 | |
Lv Zheng | f31a99ce | 2015-12-29 14:02:00 +0800 | [diff] [blame] | 973 | goto found_handler; |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 974 | } |
| 975 | |
| 976 | /* There is no handler for this space_id */ |
| 977 | |
| 978 | acpi_os_printf("None\n"); |
| 979 | |
| 980 | found_handler: ; |
| 981 | } |
| 982 | |
| 983 | /* Find all handlers for user-defined space_IDs */ |
| 984 | |
Lv Zheng | aa6abd2 | 2015-12-29 14:02:08 +0800 | [diff] [blame] | 985 | handler_obj = obj_desc->common_notify.handler; |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 986 | while (handler_obj) { |
| 987 | if (handler_obj->address_space.space_id >= |
| 988 | ACPI_USER_REGION_BEGIN) { |
| 989 | acpi_os_printf(ACPI_PREDEFINED_PREFIX, |
| 990 | "User-defined ID", |
| 991 | handler_obj->address_space. |
| 992 | space_id); |
| 993 | acpi_os_printf(ACPI_HANDLER_PRESENT_STRING, |
| 994 | (handler_obj->address_space. |
| 995 | handler_flags & |
| 996 | ACPI_ADDR_HANDLER_DEFAULT_INSTALLED) |
| 997 | ? "Default" : "User", |
| 998 | handler_obj->address_space. |
| 999 | handler); |
| 1000 | } |
| 1001 | |
| 1002 | handler_obj = handler_obj->address_space.next; |
| 1003 | } |
| 1004 | } |
| 1005 | #if (!ACPI_REDUCED_HARDWARE) |
| 1006 | |
| 1007 | /* Fixed event handlers */ |
| 1008 | |
| 1009 | acpi_os_printf("\nFixed Event Handlers:\n"); |
| 1010 | |
| 1011 | for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++) { |
| 1012 | acpi_os_printf(ACPI_PREDEFINED_PREFIX, |
| 1013 | acpi_ut_get_event_name(i), i); |
| 1014 | if (acpi_gbl_fixed_event_handlers[i].handler) { |
| 1015 | acpi_os_printf(ACPI_HANDLER_PRESENT_STRING, "User", |
| 1016 | acpi_gbl_fixed_event_handlers[i]. |
| 1017 | handler); |
| 1018 | } else { |
| 1019 | acpi_os_printf(ACPI_HANDLER_NOT_PRESENT_STRING, "None"); |
| 1020 | } |
| 1021 | } |
| 1022 | |
| 1023 | #endif /* !ACPI_REDUCED_HARDWARE */ |
| 1024 | |
| 1025 | /* Miscellaneous global handlers */ |
| 1026 | |
| 1027 | acpi_os_printf("\nMiscellaneous Global Handlers:\n"); |
| 1028 | |
| 1029 | for (i = 0; i < ACPI_ARRAY_LENGTH(acpi_gbl_handler_list); i++) { |
| 1030 | acpi_os_printf(ACPI_HANDLER_NAME_STRING, |
| 1031 | acpi_gbl_handler_list[i].name); |
| 1032 | |
| 1033 | if (acpi_gbl_handler_list[i].handler) { |
| 1034 | acpi_os_printf(ACPI_HANDLER_PRESENT_STRING, "User", |
| 1035 | acpi_gbl_handler_list[i].handler); |
| 1036 | } else { |
| 1037 | acpi_os_printf(ACPI_HANDLER_NOT_PRESENT_STRING, "None"); |
| 1038 | } |
| 1039 | } |
| 1040 | |
| 1041 | /* Other handlers that are installed throughout the namespace */ |
| 1042 | |
| 1043 | acpi_os_printf("\nOperation Region Handlers for specific devices:\n"); |
| 1044 | |
| 1045 | (void)acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT, |
| 1046 | ACPI_UINT32_MAX, |
| 1047 | acpi_db_display_non_root_handlers, NULL, NULL, |
| 1048 | NULL); |
| 1049 | } |
| 1050 | |
| 1051 | /******************************************************************************* |
| 1052 | * |
| 1053 | * FUNCTION: acpi_db_display_non_root_handlers |
| 1054 | * |
| 1055 | * PARAMETERS: acpi_walk_callback |
| 1056 | * |
| 1057 | * RETURN: Status |
| 1058 | * |
| 1059 | * DESCRIPTION: Display information about all handlers installed for a |
| 1060 | * device object. |
| 1061 | * |
| 1062 | ******************************************************************************/ |
| 1063 | |
| 1064 | static acpi_status |
| 1065 | acpi_db_display_non_root_handlers(acpi_handle obj_handle, |
| 1066 | u32 nesting_level, |
| 1067 | void *context, void **return_value) |
| 1068 | { |
| 1069 | struct acpi_namespace_node *node = |
| 1070 | ACPI_CAST_PTR(struct acpi_namespace_node, obj_handle); |
| 1071 | union acpi_operand_object *obj_desc; |
| 1072 | union acpi_operand_object *handler_obj; |
| 1073 | char *pathname; |
| 1074 | |
| 1075 | obj_desc = acpi_ns_get_attached_object(node); |
| 1076 | if (!obj_desc) { |
| 1077 | return (AE_OK); |
| 1078 | } |
| 1079 | |
Lv Zheng | 0e166e4 | 2015-12-29 13:53:50 +0800 | [diff] [blame] | 1080 | pathname = acpi_ns_get_normalized_pathname(node, TRUE); |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 1081 | if (!pathname) { |
| 1082 | return (AE_OK); |
| 1083 | } |
| 1084 | |
| 1085 | /* Display all handlers associated with this device */ |
| 1086 | |
Lv Zheng | aa6abd2 | 2015-12-29 14:02:08 +0800 | [diff] [blame] | 1087 | handler_obj = obj_desc->common_notify.handler; |
Lv Zheng | 9957510 | 2015-10-19 10:25:20 +0800 | [diff] [blame] | 1088 | while (handler_obj) { |
| 1089 | acpi_os_printf(ACPI_PREDEFINED_PREFIX, |
| 1090 | acpi_ut_get_region_name((u8)handler_obj-> |
| 1091 | address_space.space_id), |
| 1092 | handler_obj->address_space.space_id); |
| 1093 | |
| 1094 | acpi_os_printf(ACPI_HANDLER_PRESENT_STRING2, |
| 1095 | (handler_obj->address_space.handler_flags & |
| 1096 | ACPI_ADDR_HANDLER_DEFAULT_INSTALLED) ? "Default" |
| 1097 | : "User", handler_obj->address_space.handler); |
| 1098 | |
| 1099 | acpi_os_printf(" Device Name: %s (%p)\n", pathname, node); |
| 1100 | |
| 1101 | handler_obj = handler_obj->address_space.next; |
| 1102 | } |
| 1103 | |
| 1104 | ACPI_FREE(pathname); |
| 1105 | return (AE_OK); |
| 1106 | } |