1 /****************************************************************************** 2 * 3 * Name: acutils.h -- prototypes for the common (subsystem-wide) procedures 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2018, 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_WARNING 122 #define ACPI_MSG_WARNING "ACPI Warning: " 123 #endif 124 #ifndef ACPI_MSG_INFO 125 #define ACPI_MSG_INFO "ACPI: " 126 #endif 127 128 #ifndef ACPI_MSG_BIOS_ERROR 129 #define ACPI_MSG_BIOS_ERROR "Firmware Error (ACPI): " 130 #endif 131 #ifndef ACPI_MSG_BIOS_WARNING 132 #define ACPI_MSG_BIOS_WARNING "Firmware Warning (ACPI): " 133 #endif 134 135 /* 136 * Common message suffix 137 */ 138 #define ACPI_MSG_SUFFIX \ 139 acpi_os_printf (" (%8.8X/%s-%u)\n", ACPI_CA_VERSION, module_name, line_number) 140 141 /* Flags to indicate implicit or explicit string-to-integer conversion */ 142 143 #define ACPI_IMPLICIT_CONVERSION TRUE 144 #define ACPI_NO_IMPLICIT_CONVERSION FALSE 145 146 /* Types for Resource descriptor entries */ 147 148 #define ACPI_INVALID_RESOURCE 0 149 #define ACPI_FIXED_LENGTH 1 150 #define ACPI_VARIABLE_LENGTH 2 151 #define ACPI_SMALL_VARIABLE_LENGTH 3 152 153 typedef 154 acpi_status (*acpi_walk_aml_callback) (u8 *aml, 155 u32 length, 156 u32 offset, 157 u8 resource_index, void **context); 158 159 typedef 160 acpi_status (*acpi_pkg_callback) (u8 object_type, 161 union acpi_operand_object * source_object, 162 union acpi_generic_state * state, 163 void *context); 164 165 struct acpi_pkg_info { 166 u8 *free_space; 167 acpi_size length; 168 u32 object_space; 169 u32 num_packages; 170 }; 171 172 /* Object reference counts */ 173 174 #define REF_INCREMENT (u16) 0 175 #define REF_DECREMENT (u16) 1 176 177 /* acpi_ut_dump_buffer */ 178 179 #define DB_BYTE_DISPLAY 1 180 #define DB_WORD_DISPLAY 2 181 #define DB_DWORD_DISPLAY 4 182 #define DB_QWORD_DISPLAY 8 183 184 /* 185 * utascii - ASCII utilities 186 */ 187 u8 acpi_ut_valid_nameseg(char *signature); 188 189 u8 acpi_ut_valid_name_char(char character, u32 position); 190 191 void acpi_ut_check_and_repair_ascii(u8 *name, char *repaired_name, u32 count); 192 193 /* 194 * utnonansi - Non-ANSI C library functions 195 */ 196 void acpi_ut_strupr(char *src_string); 197 198 void acpi_ut_strlwr(char *src_string); 199 200 int acpi_ut_stricmp(char *string1, char *string2); 201 202 /* 203 * utstrsuppt - string-to-integer conversion support functions 204 */ 205 acpi_status acpi_ut_convert_octal_string(char *string, u64 *return_value); 206 207 acpi_status acpi_ut_convert_decimal_string(char *string, u64 *return_value_ptr); 208 209 acpi_status acpi_ut_convert_hex_string(char *string, u64 *return_value_ptr); 210 211 char acpi_ut_remove_whitespace(char **string); 212 213 char acpi_ut_remove_leading_zeros(char **string); 214 215 u8 acpi_ut_detect_hex_prefix(char **string); 216 217 u8 acpi_ut_detect_octal_prefix(char **string); 218 219 /* 220 * utstrtoul64 - string-to-integer conversion functions 221 */ 222 acpi_status acpi_ut_strtoul64(char *string, u64 *ret_integer); 223 224 u64 acpi_ut_explicit_strtoul64(char *string); 225 226 u64 acpi_ut_implicit_strtoul64(char *string); 227 228 /* 229 * utglobal - Global data structures and procedures 230 */ 231 acpi_status acpi_ut_init_globals(void); 232 233 const char *acpi_ut_get_mutex_name(u32 mutex_id); 234 235 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) 236 237 const char *acpi_ut_get_notify_name(u32 notify_value, acpi_object_type type); 238 #endif 239 240 const char *acpi_ut_get_type_name(acpi_object_type type); 241 242 const char *acpi_ut_get_node_name(void *object); 243 244 const char *acpi_ut_get_descriptor_name(void *object); 245 246 const char *acpi_ut_get_reference_name(union acpi_operand_object *object); 247 248 const char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc); 249 250 const char *acpi_ut_get_region_name(u8 space_id); 251 252 const char *acpi_ut_get_event_name(u32 event_id); 253 254 const char *acpi_ut_get_argument_type_name(u32 arg_type); 255 256 char acpi_ut_hex_to_ascii_char(u64 integer, u32 position); 257 258 acpi_status acpi_ut_ascii_to_hex_byte(char *two_ascii_chars, u8 *return_byte); 259 260 u8 acpi_ut_ascii_char_to_hex(int hex_char); 261 262 u8 acpi_ut_valid_object_type(acpi_object_type type); 263 264 /* 265 * utinit - miscellaneous initialization and shutdown 266 */ 267 acpi_status acpi_ut_hardware_initialize(void); 268 269 void acpi_ut_subsystem_shutdown(void); 270 271 /* 272 * utcopy - Object construction and conversion interfaces 273 */ 274 acpi_status 275 acpi_ut_build_simple_object(union acpi_operand_object *obj, 276 union acpi_object *user_obj, 277 u8 *data_space, u32 *buffer_space_used); 278 279 acpi_status 280 acpi_ut_build_package_object(union acpi_operand_object *obj, 281 u8 *buffer, u32 *space_used); 282 283 acpi_status 284 acpi_ut_copy_iobject_to_eobject(union acpi_operand_object *obj, 285 struct acpi_buffer *ret_buffer); 286 287 acpi_status 288 acpi_ut_copy_eobject_to_iobject(union acpi_object *obj, 289 union acpi_operand_object **internal_obj); 290 291 acpi_status 292 acpi_ut_copy_isimple_to_isimple(union acpi_operand_object *source_obj, 293 union acpi_operand_object *dest_obj); 294 295 acpi_status 296 acpi_ut_copy_iobject_to_iobject(union acpi_operand_object *source_desc, 297 union acpi_operand_object **dest_desc, 298 struct acpi_walk_state *walk_state); 299 300 /* 301 * utcreate - Object creation 302 */ 303 acpi_status 304 acpi_ut_update_object_reference(union acpi_operand_object *object, u16 action); 305 306 /* 307 * utdebug - Debug interfaces 308 */ 309 void acpi_ut_init_stack_ptr_trace(void); 310 311 void acpi_ut_track_stack_ptr(void); 312 313 void 314 acpi_ut_trace(u32 line_number, 315 const char *function_name, 316 const char *module_name, u32 component_id); 317 318 void 319 acpi_ut_trace_ptr(u32 line_number, 320 const char *function_name, 321 const char *module_name, 322 u32 component_id, const void *pointer); 323 324 void 325 acpi_ut_trace_u32(u32 line_number, 326 const char *function_name, 327 const char *module_name, u32 component_id, u32 integer); 328 329 void 330 acpi_ut_trace_str(u32 line_number, 331 const char *function_name, 332 const char *module_name, 333 u32 component_id, const char *string); 334 335 void 336 acpi_ut_exit(u32 line_number, 337 const char *function_name, 338 const char *module_name, u32 component_id); 339 340 void 341 acpi_ut_status_exit(u32 line_number, 342 const char *function_name, 343 const char *module_name, 344 u32 component_id, acpi_status status); 345 346 void 347 acpi_ut_value_exit(u32 line_number, 348 const char *function_name, 349 const char *module_name, u32 component_id, u64 value); 350 351 void 352 acpi_ut_ptr_exit(u32 line_number, 353 const char *function_name, 354 const char *module_name, u32 component_id, u8 *ptr); 355 356 void 357 acpi_ut_str_exit(u32 line_number, 358 const char *function_name, 359 const char *module_name, u32 component_id, const char *string); 360 361 void 362 acpi_ut_debug_dump_buffer(u8 *buffer, u32 count, u32 display, u32 component_id); 363 364 void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 offset); 365 366 #ifdef ACPI_APPLICATION 367 void 368 acpi_ut_dump_buffer_to_file(ACPI_FILE file, 369 u8 *buffer, 370 u32 count, u32 display, u32 base_offset); 371 #endif 372 373 void acpi_ut_report_error(char *module_name, u32 line_number); 374 375 void acpi_ut_report_info(char *module_name, u32 line_number); 376 377 void acpi_ut_report_warning(char *module_name, u32 line_number); 378 379 /* 380 * utdelete - Object deletion and reference counts 381 */ 382 void acpi_ut_add_reference(union acpi_operand_object *object); 383 384 void acpi_ut_remove_reference(union acpi_operand_object *object); 385 386 void acpi_ut_delete_internal_package_object(union acpi_operand_object *object); 387 388 void acpi_ut_delete_internal_simple_object(union acpi_operand_object *object); 389 390 void acpi_ut_delete_internal_object_list(union acpi_operand_object **obj_list); 391 392 /* 393 * uteval - object evaluation 394 */ 395 acpi_status 396 acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node, 397 const char *path, 398 u32 expected_return_btypes, 399 union acpi_operand_object **return_desc); 400 401 acpi_status 402 acpi_ut_evaluate_numeric_object(const char *object_name, 403 struct acpi_namespace_node *device_node, 404 u64 *value); 405 406 acpi_status 407 acpi_ut_execute_STA(struct acpi_namespace_node *device_node, u32 *status_flags); 408 409 acpi_status 410 acpi_ut_execute_power_methods(struct acpi_namespace_node *device_node, 411 const char **method_names, 412 u8 method_count, u8 *out_values); 413 414 /* 415 * utids - device ID support 416 */ 417 acpi_status 418 acpi_ut_execute_HID(struct acpi_namespace_node *device_node, 419 struct acpi_pnp_device_id ** return_id); 420 421 acpi_status 422 acpi_ut_execute_UID(struct acpi_namespace_node *device_node, 423 struct acpi_pnp_device_id ** return_id); 424 425 acpi_status 426 acpi_ut_execute_CID(struct acpi_namespace_node *device_node, 427 struct acpi_pnp_device_id_list ** return_cid_list); 428 429 acpi_status 430 acpi_ut_execute_CLS(struct acpi_namespace_node *device_node, 431 struct acpi_pnp_device_id **return_id); 432 433 /* 434 * utlock - reader/writer locks 435 */ 436 acpi_status acpi_ut_create_rw_lock(struct acpi_rw_lock *lock); 437 438 void acpi_ut_delete_rw_lock(struct acpi_rw_lock *lock); 439 440 acpi_status acpi_ut_acquire_read_lock(struct acpi_rw_lock *lock); 441 442 acpi_status acpi_ut_release_read_lock(struct acpi_rw_lock *lock); 443 444 acpi_status acpi_ut_acquire_write_lock(struct acpi_rw_lock *lock); 445 446 void acpi_ut_release_write_lock(struct acpi_rw_lock *lock); 447 448 /* 449 * utobject - internal object create/delete/cache routines 450 */ 451 union acpi_operand_object *acpi_ut_create_internal_object_dbg(const char 452 *module_name, 453 u32 line_number, 454 u32 component_id, 455 acpi_object_type 456 type); 457 458 void *acpi_ut_allocate_object_desc_dbg(const char *module_name, 459 u32 line_number, u32 component_id); 460 461 #define acpi_ut_create_internal_object(t) acpi_ut_create_internal_object_dbg (_acpi_module_name,__LINE__,_COMPONENT,t) 462 #define acpi_ut_allocate_object_desc() acpi_ut_allocate_object_desc_dbg (_acpi_module_name,__LINE__,_COMPONENT) 463 464 void acpi_ut_delete_object_desc(union acpi_operand_object *object); 465 466 u8 acpi_ut_valid_internal_object(void *object); 467 468 union acpi_operand_object *acpi_ut_create_package_object(u32 count); 469 470 union acpi_operand_object *acpi_ut_create_integer_object(u64 value); 471 472 union acpi_operand_object *acpi_ut_create_buffer_object(acpi_size buffer_size); 473 474 union acpi_operand_object *acpi_ut_create_string_object(acpi_size string_size); 475 476 acpi_status 477 acpi_ut_get_object_size(union acpi_operand_object *obj, acpi_size *obj_length); 478 479 /* 480 * utosi - Support for the _OSI predefined control method 481 */ 482 acpi_status acpi_ut_initialize_interfaces(void); 483 484 acpi_status acpi_ut_interface_terminate(void); 485 486 acpi_status acpi_ut_install_interface(acpi_string interface_name); 487 488 acpi_status acpi_ut_remove_interface(acpi_string interface_name); 489 490 acpi_status acpi_ut_update_interfaces(u8 action); 491 492 struct acpi_interface_info *acpi_ut_get_interface(acpi_string interface_name); 493 494 acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state); 495 496 /* 497 * utpredef - support for predefined names 498 */ 499 const union acpi_predefined_info *acpi_ut_get_next_predefined_method(const union 500 acpi_predefined_info 501 *this_name); 502 503 const union acpi_predefined_info *acpi_ut_match_predefined_method(char *name); 504 505 void acpi_ut_get_expected_return_types(char *buffer, u32 expected_btypes); 506 507 #if (defined ACPI_ASL_COMPILER || defined ACPI_HELP_APP) 508 const union acpi_predefined_info *acpi_ut_match_resource_name(char *name); 509 510 void 511 acpi_ut_display_predefined_method(char *buffer, 512 const union acpi_predefined_info *this_name, 513 u8 multi_line); 514 515 u32 acpi_ut_get_resource_bit_width(char *buffer, u16 types); 516 #endif 517 518 /* 519 * utstate - Generic state creation/cache routines 520 */ 521 void 522 acpi_ut_push_generic_state(union acpi_generic_state **list_head, 523 union acpi_generic_state *state); 524 525 union acpi_generic_state *acpi_ut_pop_generic_state(union acpi_generic_state 526 **list_head); 527 528 union acpi_generic_state *acpi_ut_create_generic_state(void); 529 530 struct acpi_thread_state *acpi_ut_create_thread_state(void); 531 532 union acpi_generic_state *acpi_ut_create_update_state(union acpi_operand_object 533 *object, u16 action); 534 535 union acpi_generic_state *acpi_ut_create_pkg_state(void *internal_object, 536 void *external_object, 537 u32 index); 538 539 acpi_status 540 acpi_ut_create_update_state_and_push(union acpi_operand_object *object, 541 u16 action, 542 union acpi_generic_state **state_list); 543 544 union acpi_generic_state *acpi_ut_create_control_state(void); 545 546 void acpi_ut_delete_generic_state(union acpi_generic_state *state); 547 548 /* 549 * utmath 550 */ 551 acpi_status 552 acpi_ut_divide(u64 in_dividend, 553 u64 in_divisor, u64 *out_quotient, u64 *out_remainder); 554 555 acpi_status 556 acpi_ut_short_divide(u64 in_dividend, 557 u32 divisor, u64 *out_quotient, u32 *out_remainder); 558 559 acpi_status 560 acpi_ut_short_multiply(u64 in_multiplicand, u32 multiplier, u64 *outproduct); 561 562 acpi_status acpi_ut_short_shift_left(u64 operand, u32 count, u64 *out_result); 563 564 acpi_status acpi_ut_short_shift_right(u64 operand, u32 count, u64 *out_result); 565 566 /* 567 * utmisc 568 */ 569 const struct acpi_exception_info *acpi_ut_validate_exception(acpi_status 570 status); 571 572 u8 acpi_ut_is_pci_root_bridge(char *id); 573 574 #if (defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP || defined ACPI_NAMES_APP) 575 u8 acpi_ut_is_aml_table(struct acpi_table_header *table); 576 #endif 577 578 acpi_status 579 acpi_ut_walk_package_tree(union acpi_operand_object *source_object, 580 void *target_object, 581 acpi_pkg_callback walk_callback, void *context); 582 583 /* Values for Base above (16=Hex, 10=Decimal) */ 584 585 #define ACPI_ANY_BASE 0 586 587 u32 acpi_ut_dword_byte_swap(u32 value); 588 589 void acpi_ut_set_integer_width(u8 revision); 590 591 #ifdef ACPI_DEBUG_OUTPUT 592 void 593 acpi_ut_display_init_pathname(u8 type, 594 struct acpi_namespace_node *obj_handle, 595 const char *path); 596 #endif 597 598 /* 599 * utownerid - Support for Table/Method Owner IDs 600 */ 601 acpi_status acpi_ut_allocate_owner_id(acpi_owner_id *owner_id); 602 603 void acpi_ut_release_owner_id(acpi_owner_id *owner_id); 604 605 /* 606 * utresrc 607 */ 608 acpi_status 609 acpi_ut_walk_aml_resources(struct acpi_walk_state *walk_state, 610 u8 *aml, 611 acpi_size aml_length, 612 acpi_walk_aml_callback user_function, 613 void **context); 614 615 acpi_status 616 acpi_ut_validate_resource(struct acpi_walk_state *walk_state, 617 void *aml, u8 *return_index); 618 619 u32 acpi_ut_get_descriptor_length(void *aml); 620 621 u16 acpi_ut_get_resource_length(void *aml); 622 623 u8 acpi_ut_get_resource_header_length(void *aml); 624 625 u8 acpi_ut_get_resource_type(void *aml); 626 627 acpi_status 628 acpi_ut_get_resource_end_tag(union acpi_operand_object *obj_desc, u8 **end_tag); 629 630 /* 631 * utstring - String and character utilities 632 */ 633 void acpi_ut_print_string(char *string, u16 max_length); 634 635 #if defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP 636 void ut_convert_backslashes(char *pathname); 637 #endif 638 639 void acpi_ut_repair_name(char *name); 640 641 #if defined (ACPI_DEBUGGER) || defined (ACPI_APPLICATION) || defined (ACPI_DEBUG_OUTPUT) 642 u8 acpi_ut_safe_strcpy(char *dest, acpi_size dest_size, char *source); 643 644 void acpi_ut_safe_strncpy(char *dest, char *source, acpi_size dest_size); 645 646 u8 acpi_ut_safe_strcat(char *dest, acpi_size dest_size, char *source); 647 648 u8 649 acpi_ut_safe_strncat(char *dest, 650 acpi_size dest_size, 651 char *source, acpi_size max_transfer_length); 652 #endif 653 654 /* 655 * utmutex - mutex support 656 */ 657 acpi_status acpi_ut_mutex_initialize(void); 658 659 void acpi_ut_mutex_terminate(void); 660 661 acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id); 662 663 acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id); 664 665 /* 666 * utalloc - memory allocation and object caching 667 */ 668 acpi_status acpi_ut_create_caches(void); 669 670 acpi_status acpi_ut_delete_caches(void); 671 672 acpi_status acpi_ut_validate_buffer(struct acpi_buffer *buffer); 673 674 acpi_status 675 acpi_ut_initialize_buffer(struct acpi_buffer *buffer, 676 acpi_size required_length); 677 678 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 679 void *acpi_ut_allocate_and_track(acpi_size size, 680 u32 component, const char *module, u32 line); 681 682 void *acpi_ut_allocate_zeroed_and_track(acpi_size size, 683 u32 component, 684 const char *module, u32 line); 685 686 void 687 acpi_ut_free_and_track(void *address, 688 u32 component, const char *module, u32 line); 689 690 void acpi_ut_dump_allocation_info(void); 691 692 void acpi_ut_dump_allocations(u32 component, const char *module); 693 694 acpi_status 695 acpi_ut_create_list(const char *list_name, 696 u16 object_size, struct acpi_memory_list **return_cache); 697 698 #endif /* ACPI_DBG_TRACK_ALLOCATIONS */ 699 700 /* 701 * utaddress - address range check 702 */ 703 acpi_status 704 acpi_ut_add_address_range(acpi_adr_space_type space_id, 705 acpi_physical_address address, 706 u32 length, struct acpi_namespace_node *region_node); 707 708 void 709 acpi_ut_remove_address_range(acpi_adr_space_type space_id, 710 struct acpi_namespace_node *region_node); 711 712 u32 713 acpi_ut_check_address_range(acpi_adr_space_type space_id, 714 acpi_physical_address address, u32 length, u8 warn); 715 716 void acpi_ut_delete_address_lists(void); 717 718 /* 719 * utxferror - various error/warning output functions 720 */ 721 void ACPI_INTERNAL_VAR_XFACE 722 acpi_ut_predefined_warning(const char *module_name, 723 u32 line_number, 724 char *pathname, 725 u8 node_flags, const char *format, ...); 726 727 void ACPI_INTERNAL_VAR_XFACE 728 acpi_ut_predefined_info(const char *module_name, 729 u32 line_number, 730 char *pathname, u8 node_flags, const char *format, ...); 731 732 void ACPI_INTERNAL_VAR_XFACE 733 acpi_ut_predefined_bios_error(const char *module_name, 734 u32 line_number, 735 char *pathname, 736 u8 node_flags, const char *format, ...); 737 738 void 739 acpi_ut_prefixed_namespace_error(const char *module_name, 740 u32 line_number, 741 union acpi_generic_state *prefix_scope, 742 const char *internal_name, 743 acpi_status lookup_status); 744 745 void 746 acpi_ut_method_error(const char *module_name, 747 u32 line_number, 748 const char *message, 749 struct acpi_namespace_node *node, 750 const char *path, acpi_status lookup_status); 751 752 /* 753 * Utility functions for ACPI names and IDs 754 */ 755 const struct ah_predefined_name *acpi_ah_match_predefined_name(char *nameseg); 756 757 const struct ah_device_id *acpi_ah_match_hardware_id(char *hid); 758 759 const char *acpi_ah_match_uuid(u8 *data); 760 761 /* 762 * utuuid -- UUID support functions 763 */ 764 #if (defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP || defined ACPI_HELP_APP) 765 void acpi_ut_convert_string_to_uuid(char *in_string, u8 *uuid_buffer); 766 #endif 767 768 #endif /* _ACUTILS_H */ 769