1 /****************************************************************************** 2 * 3 * Name: acutils.h -- prototypes for the common (subsystem-wide) procedures 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2017, 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 #ifndef _ACUTILS_H 45 #define _ACUTILS_H 46 47 extern const u8 acpi_gbl_resource_aml_sizes[]; 48 extern const u8 acpi_gbl_resource_aml_serial_bus_sizes[]; 49 50 /* Strings used by the disassembler and debugger resource dump routines */ 51 52 #if defined(ACPI_DEBUG_OUTPUT) || defined (ACPI_DISASSEMBLER) || defined (ACPI_DEBUGGER) 53 54 extern const char *acpi_gbl_bm_decode[]; 55 extern const char *acpi_gbl_config_decode[]; 56 extern const char *acpi_gbl_consume_decode[]; 57 extern const char *acpi_gbl_dec_decode[]; 58 extern const char *acpi_gbl_he_decode[]; 59 extern const char *acpi_gbl_io_decode[]; 60 extern const char *acpi_gbl_ll_decode[]; 61 extern const char *acpi_gbl_max_decode[]; 62 extern const char *acpi_gbl_mem_decode[]; 63 extern const char *acpi_gbl_min_decode[]; 64 extern const char *acpi_gbl_mtp_decode[]; 65 extern const char *acpi_gbl_rng_decode[]; 66 extern const char *acpi_gbl_rw_decode[]; 67 extern const char *acpi_gbl_shr_decode[]; 68 extern const char *acpi_gbl_siz_decode[]; 69 extern const char *acpi_gbl_trs_decode[]; 70 extern const char *acpi_gbl_ttp_decode[]; 71 extern const char *acpi_gbl_typ_decode[]; 72 extern const char *acpi_gbl_ppc_decode[]; 73 extern const char *acpi_gbl_ior_decode[]; 74 extern const char *acpi_gbl_dts_decode[]; 75 extern const char *acpi_gbl_ct_decode[]; 76 extern const char *acpi_gbl_sbt_decode[]; 77 extern const char *acpi_gbl_am_decode[]; 78 extern const char *acpi_gbl_sm_decode[]; 79 extern const char *acpi_gbl_wm_decode[]; 80 extern const char *acpi_gbl_cph_decode[]; 81 extern const char *acpi_gbl_cpo_decode[]; 82 extern const char *acpi_gbl_dp_decode[]; 83 extern const char *acpi_gbl_ed_decode[]; 84 extern const char *acpi_gbl_bpb_decode[]; 85 extern const char *acpi_gbl_sb_decode[]; 86 extern const char *acpi_gbl_fc_decode[]; 87 extern const char *acpi_gbl_pt_decode[]; 88 extern const char *acpi_gbl_ptyp_decode[]; 89 #endif 90 91 /* 92 * For the iASL compiler case, the output is redirected to stderr so that 93 * any of the various ACPI errors and warnings do not appear in the output 94 * files, for either the compiler or disassembler portions of the tool. 95 */ 96 #ifdef ACPI_ASL_COMPILER 97 98 #include <stdio.h> 99 100 #define ACPI_MSG_REDIRECT_BEGIN \ 101 FILE *output_file = acpi_gbl_output_file; \ 102 acpi_os_redirect_output (stderr); 103 104 #define ACPI_MSG_REDIRECT_END \ 105 acpi_os_redirect_output (output_file); 106 107 #else 108 /* 109 * non-iASL case - no redirection, nothing to do 110 */ 111 #define ACPI_MSG_REDIRECT_BEGIN 112 #define ACPI_MSG_REDIRECT_END 113 #endif 114 115 /* 116 * Common error message prefixes 117 */ 118 #ifndef ACPI_MSG_ERROR 119 #define ACPI_MSG_ERROR "ACPI Error: " 120 #endif 121 #ifndef ACPI_MSG_EXCEPTION 122 #define ACPI_MSG_EXCEPTION "ACPI Exception: " 123 #endif 124 #ifndef ACPI_MSG_WARNING 125 #define ACPI_MSG_WARNING "ACPI Warning: " 126 #endif 127 #ifndef ACPI_MSG_INFO 128 #define ACPI_MSG_INFO "ACPI: " 129 #endif 130 131 #ifndef ACPI_MSG_BIOS_ERROR 132 #define ACPI_MSG_BIOS_ERROR "ACPI BIOS Error (bug): " 133 #endif 134 #ifndef ACPI_MSG_BIOS_WARNING 135 #define ACPI_MSG_BIOS_WARNING "ACPI BIOS Warning (bug): " 136 #endif 137 138 /* 139 * Common message suffix 140 */ 141 #define ACPI_MSG_SUFFIX \ 142 acpi_os_printf (" (%8.8X/%s-%u)\n", ACPI_CA_VERSION, module_name, line_number) 143 144 /* Flags to indicate implicit or explicit string-to-integer conversion */ 145 146 #define ACPI_IMPLICIT_CONVERSION TRUE 147 #define ACPI_NO_IMPLICIT_CONVERSION FALSE 148 149 /* Types for Resource descriptor entries */ 150 151 #define ACPI_INVALID_RESOURCE 0 152 #define ACPI_FIXED_LENGTH 1 153 #define ACPI_VARIABLE_LENGTH 2 154 #define ACPI_SMALL_VARIABLE_LENGTH 3 155 156 typedef 157 acpi_status (*acpi_walk_aml_callback) (u8 *aml, 158 u32 length, 159 u32 offset, 160 u8 resource_index, void **context); 161 162 typedef 163 acpi_status (*acpi_pkg_callback) (u8 object_type, 164 union acpi_operand_object * source_object, 165 union acpi_generic_state * state, 166 void *context); 167 168 struct acpi_pkg_info { 169 u8 *free_space; 170 acpi_size length; 171 u32 object_space; 172 u32 num_packages; 173 }; 174 175 /* Object reference counts */ 176 177 #define REF_INCREMENT (u16) 0 178 #define REF_DECREMENT (u16) 1 179 180 /* acpi_ut_dump_buffer */ 181 182 #define DB_BYTE_DISPLAY 1 183 #define DB_WORD_DISPLAY 2 184 #define DB_DWORD_DISPLAY 4 185 #define DB_QWORD_DISPLAY 8 186 187 /* 188 * utascii - ASCII utilities 189 */ 190 u8 acpi_ut_valid_nameseg(char *signature); 191 192 u8 acpi_ut_valid_name_char(char character, u32 position); 193 194 void acpi_ut_check_and_repair_ascii(u8 *name, char *repaired_name, u32 count); 195 196 /* 197 * utnonansi - Non-ANSI C library functions 198 */ 199 void acpi_ut_strupr(char *src_string); 200 201 void acpi_ut_strlwr(char *src_string); 202 203 int acpi_ut_stricmp(char *string1, char *string2); 204 205 /* 206 * utstrsuppt - string-to-integer conversion support functions 207 */ 208 acpi_status acpi_ut_convert_octal_string(char *string, u64 *return_value); 209 210 acpi_status acpi_ut_convert_decimal_string(char *string, u64 *return_value_ptr); 211 212 acpi_status acpi_ut_convert_hex_string(char *string, u64 *return_value_ptr); 213 214 char acpi_ut_remove_whitespace(char **string); 215 216 char acpi_ut_remove_leading_zeros(char **string); 217 218 u8 acpi_ut_detect_hex_prefix(char **string); 219 220 u8 acpi_ut_detect_octal_prefix(char **string); 221 222 /* 223 * utstrtoul64 - string-to-integer conversion functions 224 */ 225 acpi_status acpi_ut_strtoul64(char *string, u64 *ret_integer); 226 227 u64 acpi_ut_explicit_strtoul64(char *string); 228 229 u64 acpi_ut_implicit_strtoul64(char *string); 230 231 /* 232 * utglobal - Global data structures and procedures 233 */ 234 acpi_status acpi_ut_init_globals(void); 235 236 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) 237 238 const char *acpi_ut_get_mutex_name(u32 mutex_id); 239 240 const char *acpi_ut_get_notify_name(u32 notify_value, acpi_object_type type); 241 #endif 242 243 const char *acpi_ut_get_type_name(acpi_object_type type); 244 245 const char *acpi_ut_get_node_name(void *object); 246 247 const char *acpi_ut_get_descriptor_name(void *object); 248 249 const char *acpi_ut_get_reference_name(union acpi_operand_object *object); 250 251 const char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc); 252 253 const char *acpi_ut_get_region_name(u8 space_id); 254 255 const char *acpi_ut_get_event_name(u32 event_id); 256 257 const char *acpi_ut_get_argument_type_name(u32 arg_type); 258 259 char acpi_ut_hex_to_ascii_char(u64 integer, u32 position); 260 261 acpi_status acpi_ut_ascii_to_hex_byte(char *two_ascii_chars, u8 *return_byte); 262 263 u8 acpi_ut_ascii_char_to_hex(int hex_char); 264 265 u8 acpi_ut_valid_object_type(acpi_object_type type); 266 267 /* 268 * utinit - miscellaneous initialization and shutdown 269 */ 270 acpi_status acpi_ut_hardware_initialize(void); 271 272 void acpi_ut_subsystem_shutdown(void); 273 274 /* 275 * utcopy - Object construction and conversion interfaces 276 */ 277 acpi_status 278 acpi_ut_build_simple_object(union acpi_operand_object *obj, 279 union acpi_object *user_obj, 280 u8 *data_space, u32 *buffer_space_used); 281 282 acpi_status 283 acpi_ut_build_package_object(union acpi_operand_object *obj, 284 u8 *buffer, u32 *space_used); 285 286 acpi_status 287 acpi_ut_copy_iobject_to_eobject(union acpi_operand_object *obj, 288 struct acpi_buffer *ret_buffer); 289 290 acpi_status 291 acpi_ut_copy_eobject_to_iobject(union acpi_object *obj, 292 union acpi_operand_object **internal_obj); 293 294 acpi_status 295 acpi_ut_copy_isimple_to_isimple(union acpi_operand_object *source_obj, 296 union acpi_operand_object *dest_obj); 297 298 acpi_status 299 acpi_ut_copy_iobject_to_iobject(union acpi_operand_object *source_desc, 300 union acpi_operand_object **dest_desc, 301 struct acpi_walk_state *walk_state); 302 303 /* 304 * utcreate - Object creation 305 */ 306 acpi_status 307 acpi_ut_update_object_reference(union acpi_operand_object *object, u16 action); 308 309 /* 310 * utdebug - Debug interfaces 311 */ 312 void acpi_ut_init_stack_ptr_trace(void); 313 314 void acpi_ut_track_stack_ptr(void); 315 316 void 317 acpi_ut_trace(u32 line_number, 318 const char *function_name, 319 const char *module_name, u32 component_id); 320 321 void 322 acpi_ut_trace_ptr(u32 line_number, 323 const char *function_name, 324 const char *module_name, 325 u32 component_id, const void *pointer); 326 327 void 328 acpi_ut_trace_u32(u32 line_number, 329 const char *function_name, 330 const char *module_name, u32 component_id, u32 integer); 331 332 void 333 acpi_ut_trace_str(u32 line_number, 334 const char *function_name, 335 const char *module_name, 336 u32 component_id, const char *string); 337 338 void 339 acpi_ut_exit(u32 line_number, 340 const char *function_name, 341 const char *module_name, u32 component_id); 342 343 void 344 acpi_ut_status_exit(u32 line_number, 345 const char *function_name, 346 const char *module_name, 347 u32 component_id, acpi_status status); 348 349 void 350 acpi_ut_value_exit(u32 line_number, 351 const char *function_name, 352 const char *module_name, u32 component_id, u64 value); 353 354 void 355 acpi_ut_ptr_exit(u32 line_number, 356 const char *function_name, 357 const char *module_name, u32 component_id, u8 *ptr); 358 359 void 360 acpi_ut_str_exit(u32 line_number, 361 const char *function_name, 362 const char *module_name, u32 component_id, const char *string); 363 364 void 365 acpi_ut_debug_dump_buffer(u8 *buffer, u32 count, u32 display, u32 component_id); 366 367 void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 offset); 368 369 #ifdef ACPI_APPLICATION 370 void 371 acpi_ut_dump_buffer_to_file(ACPI_FILE file, 372 u8 *buffer, 373 u32 count, u32 display, u32 base_offset); 374 #endif 375 376 void acpi_ut_report_error(char *module_name, u32 line_number); 377 378 void acpi_ut_report_info(char *module_name, u32 line_number); 379 380 void acpi_ut_report_warning(char *module_name, u32 line_number); 381 382 /* 383 * utdelete - Object deletion and reference counts 384 */ 385 void acpi_ut_add_reference(union acpi_operand_object *object); 386 387 void acpi_ut_remove_reference(union acpi_operand_object *object); 388 389 void acpi_ut_delete_internal_package_object(union acpi_operand_object *object); 390 391 void acpi_ut_delete_internal_simple_object(union acpi_operand_object *object); 392 393 void acpi_ut_delete_internal_object_list(union acpi_operand_object **obj_list); 394 395 /* 396 * uteval - object evaluation 397 */ 398 acpi_status 399 acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node, 400 const char *path, 401 u32 expected_return_btypes, 402 union acpi_operand_object **return_desc); 403 404 acpi_status 405 acpi_ut_evaluate_numeric_object(const char *object_name, 406 struct acpi_namespace_node *device_node, 407 u64 *value); 408 409 acpi_status 410 acpi_ut_execute_STA(struct acpi_namespace_node *device_node, u32 *status_flags); 411 412 acpi_status 413 acpi_ut_execute_power_methods(struct acpi_namespace_node *device_node, 414 const char **method_names, 415 u8 method_count, u8 *out_values); 416 417 /* 418 * utids - device ID support 419 */ 420 acpi_status 421 acpi_ut_execute_HID(struct acpi_namespace_node *device_node, 422 struct acpi_pnp_device_id ** return_id); 423 424 acpi_status 425 acpi_ut_execute_UID(struct acpi_namespace_node *device_node, 426 struct acpi_pnp_device_id ** return_id); 427 428 acpi_status 429 acpi_ut_execute_CID(struct acpi_namespace_node *device_node, 430 struct acpi_pnp_device_id_list ** return_cid_list); 431 432 acpi_status 433 acpi_ut_execute_CLS(struct acpi_namespace_node *device_node, 434 struct acpi_pnp_device_id **return_id); 435 436 /* 437 * utlock - reader/writer locks 438 */ 439 acpi_status acpi_ut_create_rw_lock(struct acpi_rw_lock *lock); 440 441 void acpi_ut_delete_rw_lock(struct acpi_rw_lock *lock); 442 443 acpi_status acpi_ut_acquire_read_lock(struct acpi_rw_lock *lock); 444 445 acpi_status acpi_ut_release_read_lock(struct acpi_rw_lock *lock); 446 447 acpi_status acpi_ut_acquire_write_lock(struct acpi_rw_lock *lock); 448 449 void acpi_ut_release_write_lock(struct acpi_rw_lock *lock); 450 451 /* 452 * utobject - internal object create/delete/cache routines 453 */ 454 union acpi_operand_object *acpi_ut_create_internal_object_dbg(const char 455 *module_name, 456 u32 line_number, 457 u32 component_id, 458 acpi_object_type 459 type); 460 461 void *acpi_ut_allocate_object_desc_dbg(const char *module_name, 462 u32 line_number, u32 component_id); 463 464 #define acpi_ut_create_internal_object(t) acpi_ut_create_internal_object_dbg (_acpi_module_name,__LINE__,_COMPONENT,t) 465 #define acpi_ut_allocate_object_desc() acpi_ut_allocate_object_desc_dbg (_acpi_module_name,__LINE__,_COMPONENT) 466 467 void acpi_ut_delete_object_desc(union acpi_operand_object *object); 468 469 u8 acpi_ut_valid_internal_object(void *object); 470 471 union acpi_operand_object *acpi_ut_create_package_object(u32 count); 472 473 union acpi_operand_object *acpi_ut_create_integer_object(u64 value); 474 475 union acpi_operand_object *acpi_ut_create_buffer_object(acpi_size buffer_size); 476 477 union acpi_operand_object *acpi_ut_create_string_object(acpi_size string_size); 478 479 acpi_status 480 acpi_ut_get_object_size(union acpi_operand_object *obj, acpi_size *obj_length); 481 482 /* 483 * utosi - Support for the _OSI predefined control method 484 */ 485 acpi_status acpi_ut_initialize_interfaces(void); 486 487 acpi_status acpi_ut_interface_terminate(void); 488 489 acpi_status acpi_ut_install_interface(acpi_string interface_name); 490 491 acpi_status acpi_ut_remove_interface(acpi_string interface_name); 492 493 acpi_status acpi_ut_update_interfaces(u8 action); 494 495 struct acpi_interface_info *acpi_ut_get_interface(acpi_string interface_name); 496 497 acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state); 498 499 /* 500 * utpredef - support for predefined names 501 */ 502 const union acpi_predefined_info *acpi_ut_get_next_predefined_method(const union 503 acpi_predefined_info 504 *this_name); 505 506 const union acpi_predefined_info *acpi_ut_match_predefined_method(char *name); 507 508 void acpi_ut_get_expected_return_types(char *buffer, u32 expected_btypes); 509 510 #if (defined ACPI_ASL_COMPILER || defined ACPI_HELP_APP) 511 const union acpi_predefined_info *acpi_ut_match_resource_name(char *name); 512 513 void 514 acpi_ut_display_predefined_method(char *buffer, 515 const union acpi_predefined_info *this_name, 516 u8 multi_line); 517 518 u32 acpi_ut_get_resource_bit_width(char *buffer, u16 types); 519 #endif 520 521 /* 522 * utstate - Generic state creation/cache routines 523 */ 524 void 525 acpi_ut_push_generic_state(union acpi_generic_state **list_head, 526 union acpi_generic_state *state); 527 528 union acpi_generic_state *acpi_ut_pop_generic_state(union acpi_generic_state 529 **list_head); 530 531 union acpi_generic_state *acpi_ut_create_generic_state(void); 532 533 struct acpi_thread_state *acpi_ut_create_thread_state(void); 534 535 union acpi_generic_state *acpi_ut_create_update_state(union acpi_operand_object 536 *object, u16 action); 537 538 union acpi_generic_state *acpi_ut_create_pkg_state(void *internal_object, 539 void *external_object, 540 u32 index); 541 542 acpi_status 543 acpi_ut_create_update_state_and_push(union acpi_operand_object *object, 544 u16 action, 545 union acpi_generic_state **state_list); 546 547 union acpi_generic_state *acpi_ut_create_control_state(void); 548 549 void acpi_ut_delete_generic_state(union acpi_generic_state *state); 550 551 /* 552 * utmath 553 */ 554 acpi_status 555 acpi_ut_divide(u64 in_dividend, 556 u64 in_divisor, u64 *out_quotient, u64 *out_remainder); 557 558 acpi_status 559 acpi_ut_short_divide(u64 in_dividend, 560 u32 divisor, u64 *out_quotient, u32 *out_remainder); 561 562 acpi_status 563 acpi_ut_short_multiply(u64 in_multiplicand, u32 multiplier, u64 *outproduct); 564 565 acpi_status acpi_ut_short_shift_left(u64 operand, u32 count, u64 *out_result); 566 567 acpi_status acpi_ut_short_shift_right(u64 operand, u32 count, u64 *out_result); 568 569 /* 570 * utmisc 571 */ 572 const struct acpi_exception_info *acpi_ut_validate_exception(acpi_status 573 status); 574 575 u8 acpi_ut_is_pci_root_bridge(char *id); 576 577 #if (defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP || defined ACPI_NAMES_APP) 578 u8 acpi_ut_is_aml_table(struct acpi_table_header *table); 579 #endif 580 581 acpi_status 582 acpi_ut_walk_package_tree(union acpi_operand_object *source_object, 583 void *target_object, 584 acpi_pkg_callback walk_callback, void *context); 585 586 /* Values for Base above (16=Hex, 10=Decimal) */ 587 588 #define ACPI_ANY_BASE 0 589 590 u32 acpi_ut_dword_byte_swap(u32 value); 591 592 void acpi_ut_set_integer_width(u8 revision); 593 594 #ifdef ACPI_DEBUG_OUTPUT 595 void 596 acpi_ut_display_init_pathname(u8 type, 597 struct acpi_namespace_node *obj_handle, 598 const char *path); 599 #endif 600 601 /* 602 * utownerid - Support for Table/Method Owner IDs 603 */ 604 acpi_status acpi_ut_allocate_owner_id(acpi_owner_id *owner_id); 605 606 void acpi_ut_release_owner_id(acpi_owner_id *owner_id); 607 608 /* 609 * utresrc 610 */ 611 acpi_status 612 acpi_ut_walk_aml_resources(struct acpi_walk_state *walk_state, 613 u8 *aml, 614 acpi_size aml_length, 615 acpi_walk_aml_callback user_function, 616 void **context); 617 618 acpi_status 619 acpi_ut_validate_resource(struct acpi_walk_state *walk_state, 620 void *aml, u8 *return_index); 621 622 u32 acpi_ut_get_descriptor_length(void *aml); 623 624 u16 acpi_ut_get_resource_length(void *aml); 625 626 u8 acpi_ut_get_resource_header_length(void *aml); 627 628 u8 acpi_ut_get_resource_type(void *aml); 629 630 acpi_status 631 acpi_ut_get_resource_end_tag(union acpi_operand_object *obj_desc, u8 **end_tag); 632 633 /* 634 * utstring - String and character utilities 635 */ 636 void acpi_ut_print_string(char *string, u16 max_length); 637 638 #if defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP 639 void ut_convert_backslashes(char *pathname); 640 #endif 641 642 void acpi_ut_repair_name(char *name); 643 644 #if defined (ACPI_DEBUGGER) || defined (ACPI_APPLICATION) 645 u8 acpi_ut_safe_strcpy(char *dest, acpi_size dest_size, char *source); 646 647 u8 acpi_ut_safe_strcat(char *dest, acpi_size dest_size, char *source); 648 649 u8 650 acpi_ut_safe_strncat(char *dest, 651 acpi_size dest_size, 652 char *source, acpi_size max_transfer_length); 653 #endif 654 655 /* 656 * utmutex - mutex support 657 */ 658 acpi_status acpi_ut_mutex_initialize(void); 659 660 void acpi_ut_mutex_terminate(void); 661 662 acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id); 663 664 acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id); 665 666 /* 667 * utalloc - memory allocation and object caching 668 */ 669 acpi_status acpi_ut_create_caches(void); 670 671 acpi_status acpi_ut_delete_caches(void); 672 673 acpi_status acpi_ut_validate_buffer(struct acpi_buffer *buffer); 674 675 acpi_status 676 acpi_ut_initialize_buffer(struct acpi_buffer *buffer, 677 acpi_size required_length); 678 679 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 680 void *acpi_ut_allocate_and_track(acpi_size size, 681 u32 component, const char *module, u32 line); 682 683 void *acpi_ut_allocate_zeroed_and_track(acpi_size size, 684 u32 component, 685 const char *module, u32 line); 686 687 void 688 acpi_ut_free_and_track(void *address, 689 u32 component, const char *module, u32 line); 690 691 void acpi_ut_dump_allocation_info(void); 692 693 void acpi_ut_dump_allocations(u32 component, const char *module); 694 695 acpi_status 696 acpi_ut_create_list(const char *list_name, 697 u16 object_size, struct acpi_memory_list **return_cache); 698 699 #endif /* ACPI_DBG_TRACK_ALLOCATIONS */ 700 701 /* 702 * utaddress - address range check 703 */ 704 acpi_status 705 acpi_ut_add_address_range(acpi_adr_space_type space_id, 706 acpi_physical_address address, 707 u32 length, struct acpi_namespace_node *region_node); 708 709 void 710 acpi_ut_remove_address_range(acpi_adr_space_type space_id, 711 struct acpi_namespace_node *region_node); 712 713 u32 714 acpi_ut_check_address_range(acpi_adr_space_type space_id, 715 acpi_physical_address address, u32 length, u8 warn); 716 717 void acpi_ut_delete_address_lists(void); 718 719 /* 720 * utxferror - various error/warning output functions 721 */ 722 void ACPI_INTERNAL_VAR_XFACE 723 acpi_ut_predefined_warning(const char *module_name, 724 u32 line_number, 725 char *pathname, 726 u8 node_flags, const char *format, ...); 727 728 void ACPI_INTERNAL_VAR_XFACE 729 acpi_ut_predefined_info(const char *module_name, 730 u32 line_number, 731 char *pathname, u8 node_flags, const char *format, ...); 732 733 void ACPI_INTERNAL_VAR_XFACE 734 acpi_ut_predefined_bios_error(const char *module_name, 735 u32 line_number, 736 char *pathname, 737 u8 node_flags, const char *format, ...); 738 739 void 740 acpi_ut_namespace_error(const char *module_name, 741 u32 line_number, 742 const char *internal_name, acpi_status lookup_status); 743 744 void 745 acpi_ut_method_error(const char *module_name, 746 u32 line_number, 747 const char *message, 748 struct acpi_namespace_node *node, 749 const char *path, acpi_status lookup_status); 750 751 /* 752 * Utility functions for ACPI names and IDs 753 */ 754 const struct ah_predefined_name *acpi_ah_match_predefined_name(char *nameseg); 755 756 const struct ah_device_id *acpi_ah_match_hardware_id(char *hid); 757 758 const char *acpi_ah_match_uuid(u8 *data); 759 760 /* 761 * utuuid -- UUID support functions 762 */ 763 #if (defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP || defined ACPI_HELP_APP) 764 void acpi_ut_convert_string_to_uuid(char *in_string, u8 *uuid_buffer); 765 #endif 766 767 #endif /* _ACUTILS_H */ 768