1 /****************************************************************************** 2 * 3 * Name: acutils.h -- prototypes for the common (subsystem-wide) procedures 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2013, 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_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 #endif 89 90 /* 91 * For the iASL compiler case, the output is redirected to stderr so that 92 * any of the various ACPI errors and warnings do not appear in the output 93 * files, for either the compiler or disassembler portions of the tool. 94 */ 95 #ifdef ACPI_ASL_COMPILER 96 97 #include <stdio.h> 98 extern FILE *acpi_gbl_output_file; 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 #define ACPI_MSG_ERROR "ACPI Error: " 119 #define ACPI_MSG_EXCEPTION "ACPI Exception: " 120 #define ACPI_MSG_WARNING "ACPI Warning: " 121 #define ACPI_MSG_INFO "ACPI: " 122 123 #define ACPI_MSG_BIOS_ERROR "ACPI BIOS Error (bug): " 124 #define ACPI_MSG_BIOS_WARNING "ACPI BIOS Warning (bug): " 125 126 /* 127 * Common message suffix 128 */ 129 #define ACPI_MSG_SUFFIX \ 130 acpi_os_printf (" (%8.8X/%s-%u)\n", ACPI_CA_VERSION, module_name, line_number) 131 132 /* Types for Resource descriptor entries */ 133 134 #define ACPI_INVALID_RESOURCE 0 135 #define ACPI_FIXED_LENGTH 1 136 #define ACPI_VARIABLE_LENGTH 2 137 #define ACPI_SMALL_VARIABLE_LENGTH 3 138 139 typedef 140 acpi_status(*acpi_walk_aml_callback) (u8 *aml, 141 u32 length, 142 u32 offset, 143 u8 resource_index, void **context); 144 145 typedef 146 acpi_status(*acpi_pkg_callback) (u8 object_type, 147 union acpi_operand_object *source_object, 148 union acpi_generic_state * state, 149 void *context); 150 151 struct acpi_pkg_info { 152 u8 *free_space; 153 acpi_size length; 154 u32 object_space; 155 u32 num_packages; 156 }; 157 158 /* Object reference counts */ 159 160 #define REF_INCREMENT (u16) 0 161 #define REF_DECREMENT (u16) 1 162 163 /* acpi_ut_dump_buffer */ 164 165 #define DB_BYTE_DISPLAY 1 166 #define DB_WORD_DISPLAY 2 167 #define DB_DWORD_DISPLAY 4 168 #define DB_QWORD_DISPLAY 8 169 170 /* 171 * utglobal - Global data structures and procedures 172 */ 173 acpi_status acpi_ut_init_globals(void); 174 175 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) 176 177 char *acpi_ut_get_mutex_name(u32 mutex_id); 178 179 const char *acpi_ut_get_notify_name(u32 notify_value); 180 181 #endif 182 183 char *acpi_ut_get_type_name(acpi_object_type type); 184 185 char *acpi_ut_get_node_name(void *object); 186 187 char *acpi_ut_get_descriptor_name(void *object); 188 189 const char *acpi_ut_get_reference_name(union acpi_operand_object *object); 190 191 char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc); 192 193 char *acpi_ut_get_region_name(u8 space_id); 194 195 char *acpi_ut_get_event_name(u32 event_id); 196 197 char acpi_ut_hex_to_ascii_char(u64 integer, u32 position); 198 199 u8 acpi_ut_valid_object_type(acpi_object_type type); 200 201 /* 202 * utinit - miscellaneous initialization and shutdown 203 */ 204 acpi_status acpi_ut_hardware_initialize(void); 205 206 void acpi_ut_subsystem_shutdown(void); 207 208 /* 209 * utclib - Local implementations of C library functions 210 */ 211 #ifndef ACPI_USE_SYSTEM_CLIBRARY 212 213 acpi_size acpi_ut_strlen(const char *string); 214 215 char *acpi_ut_strcpy(char *dst_string, const char *src_string); 216 217 char *acpi_ut_strncpy(char *dst_string, 218 const char *src_string, acpi_size count); 219 220 int acpi_ut_memcmp(const char *buffer1, const char *buffer2, acpi_size count); 221 222 int acpi_ut_strncmp(const char *string1, const char *string2, acpi_size count); 223 224 int acpi_ut_strcmp(const char *string1, const char *string2); 225 226 char *acpi_ut_strcat(char *dst_string, const char *src_string); 227 228 char *acpi_ut_strncat(char *dst_string, 229 const char *src_string, acpi_size count); 230 231 u32 acpi_ut_strtoul(const char *string, char **terminator, u32 base); 232 233 char *acpi_ut_strstr(char *string1, char *string2); 234 235 void *acpi_ut_memcpy(void *dest, const void *src, acpi_size count); 236 237 void *acpi_ut_memset(void *dest, u8 value, acpi_size count); 238 239 int acpi_ut_to_upper(int c); 240 241 int acpi_ut_to_lower(int c); 242 243 extern const u8 _acpi_ctype[]; 244 245 #define _ACPI_XA 0x00 /* extra alphabetic - not supported */ 246 #define _ACPI_XS 0x40 /* extra space */ 247 #define _ACPI_BB 0x00 /* BEL, BS, etc. - not supported */ 248 #define _ACPI_CN 0x20 /* CR, FF, HT, NL, VT */ 249 #define _ACPI_DI 0x04 /* '0'-'9' */ 250 #define _ACPI_LO 0x02 /* 'a'-'z' */ 251 #define _ACPI_PU 0x10 /* punctuation */ 252 #define _ACPI_SP 0x08 /* space */ 253 #define _ACPI_UP 0x01 /* 'A'-'Z' */ 254 #define _ACPI_XD 0x80 /* '0'-'9', 'A'-'F', 'a'-'f' */ 255 256 #define ACPI_IS_DIGIT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_DI)) 257 #define ACPI_IS_SPACE(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_SP)) 258 #define ACPI_IS_XDIGIT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_XD)) 259 #define ACPI_IS_UPPER(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_UP)) 260 #define ACPI_IS_LOWER(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO)) 261 #define ACPI_IS_PRINT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO | _ACPI_UP | _ACPI_DI | _ACPI_SP | _ACPI_PU)) 262 #define ACPI_IS_ALPHA(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO | _ACPI_UP)) 263 264 #endif /* !ACPI_USE_SYSTEM_CLIBRARY */ 265 266 #define ACPI_IS_ASCII(c) ((c) < 0x80) 267 268 /* 269 * utcopy - Object construction and conversion interfaces 270 */ 271 acpi_status 272 acpi_ut_build_simple_object(union acpi_operand_object *obj, 273 union acpi_object *user_obj, 274 u8 *data_space, u32 *buffer_space_used); 275 276 acpi_status 277 acpi_ut_build_package_object(union acpi_operand_object *obj, 278 u8 *buffer, u32 *space_used); 279 280 acpi_status 281 acpi_ut_copy_iobject_to_eobject(union acpi_operand_object *obj, 282 struct acpi_buffer *ret_buffer); 283 284 acpi_status 285 acpi_ut_copy_eobject_to_iobject(union acpi_object *obj, 286 union acpi_operand_object **internal_obj); 287 288 acpi_status 289 acpi_ut_copy_isimple_to_isimple(union acpi_operand_object *source_obj, 290 union acpi_operand_object *dest_obj); 291 292 acpi_status 293 acpi_ut_copy_iobject_to_iobject(union acpi_operand_object *source_desc, 294 union acpi_operand_object **dest_desc, 295 struct acpi_walk_state *walk_state); 296 297 /* 298 * utcreate - Object creation 299 */ 300 acpi_status 301 acpi_ut_update_object_reference(union acpi_operand_object *object, u16 action); 302 303 /* 304 * utdebug - Debug interfaces 305 */ 306 void acpi_ut_init_stack_ptr_trace(void); 307 308 void acpi_ut_track_stack_ptr(void); 309 310 void 311 acpi_ut_trace(u32 line_number, 312 const char *function_name, 313 const char *module_name, u32 component_id); 314 315 void 316 acpi_ut_trace_ptr(u32 line_number, 317 const char *function_name, 318 const char *module_name, u32 component_id, void *pointer); 319 320 void 321 acpi_ut_trace_u32(u32 line_number, 322 const char *function_name, 323 const char *module_name, u32 component_id, u32 integer); 324 325 void 326 acpi_ut_trace_str(u32 line_number, 327 const char *function_name, 328 const char *module_name, u32 component_id, char *string); 329 330 void 331 acpi_ut_exit(u32 line_number, 332 const char *function_name, 333 const char *module_name, u32 component_id); 334 335 void 336 acpi_ut_status_exit(u32 line_number, 337 const char *function_name, 338 const char *module_name, 339 u32 component_id, acpi_status status); 340 341 void 342 acpi_ut_value_exit(u32 line_number, 343 const char *function_name, 344 const char *module_name, u32 component_id, u64 value); 345 346 void 347 acpi_ut_ptr_exit(u32 line_number, 348 const char *function_name, 349 const char *module_name, u32 component_id, u8 *ptr); 350 351 void 352 acpi_ut_debug_dump_buffer(u8 *buffer, u32 count, u32 display, u32 component_id); 353 354 void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 offset); 355 356 void acpi_ut_report_error(char *module_name, u32 line_number); 357 358 void acpi_ut_report_info(char *module_name, u32 line_number); 359 360 void acpi_ut_report_warning(char *module_name, u32 line_number); 361 362 /* 363 * utdelete - Object deletion and reference counts 364 */ 365 void acpi_ut_add_reference(union acpi_operand_object *object); 366 367 void acpi_ut_remove_reference(union acpi_operand_object *object); 368 369 void acpi_ut_delete_internal_package_object(union acpi_operand_object *object); 370 371 void acpi_ut_delete_internal_simple_object(union acpi_operand_object *object); 372 373 void acpi_ut_delete_internal_object_list(union acpi_operand_object **obj_list); 374 375 /* 376 * uteval - object evaluation 377 */ 378 acpi_status 379 acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node, 380 char *path, 381 u32 expected_return_btypes, 382 union acpi_operand_object **return_desc); 383 384 acpi_status 385 acpi_ut_evaluate_numeric_object(char *object_name, 386 struct acpi_namespace_node *device_node, 387 u64 *value); 388 389 acpi_status 390 acpi_ut_execute_STA(struct acpi_namespace_node *device_node, u32 *status_flags); 391 392 acpi_status 393 acpi_ut_execute_power_methods(struct acpi_namespace_node *device_node, 394 const char **method_names, 395 u8 method_count, u8 *out_values); 396 397 /* 398 * utids - device ID support 399 */ 400 acpi_status 401 acpi_ut_execute_HID(struct acpi_namespace_node *device_node, 402 struct acpi_pnp_device_id ** return_id); 403 404 acpi_status 405 acpi_ut_execute_UID(struct acpi_namespace_node *device_node, 406 struct acpi_pnp_device_id ** return_id); 407 408 acpi_status 409 acpi_ut_execute_SUB(struct acpi_namespace_node *device_node, 410 struct acpi_pnp_device_id **return_id); 411 412 acpi_status 413 acpi_ut_execute_CID(struct acpi_namespace_node *device_node, 414 struct acpi_pnp_device_id_list ** return_cid_list); 415 416 /* 417 * utlock - reader/writer locks 418 */ 419 acpi_status acpi_ut_create_rw_lock(struct acpi_rw_lock *lock); 420 421 void acpi_ut_delete_rw_lock(struct acpi_rw_lock *lock); 422 423 acpi_status acpi_ut_acquire_read_lock(struct acpi_rw_lock *lock); 424 425 acpi_status acpi_ut_release_read_lock(struct acpi_rw_lock *lock); 426 427 acpi_status acpi_ut_acquire_write_lock(struct acpi_rw_lock *lock); 428 429 void acpi_ut_release_write_lock(struct acpi_rw_lock *lock); 430 431 /* 432 * utobject - internal object create/delete/cache routines 433 */ 434 union acpi_operand_object *acpi_ut_create_internal_object_dbg(const char 435 *module_name, 436 u32 line_number, 437 u32 component_id, 438 acpi_object_type 439 type); 440 441 void *acpi_ut_allocate_object_desc_dbg(const char *module_name, 442 u32 line_number, u32 component_id); 443 444 #define acpi_ut_create_internal_object(t) acpi_ut_create_internal_object_dbg (_acpi_module_name,__LINE__,_COMPONENT,t) 445 #define acpi_ut_allocate_object_desc() acpi_ut_allocate_object_desc_dbg (_acpi_module_name,__LINE__,_COMPONENT) 446 447 void acpi_ut_delete_object_desc(union acpi_operand_object *object); 448 449 u8 acpi_ut_valid_internal_object(void *object); 450 451 union acpi_operand_object *acpi_ut_create_package_object(u32 count); 452 453 union acpi_operand_object *acpi_ut_create_integer_object(u64 value); 454 455 union acpi_operand_object *acpi_ut_create_buffer_object(acpi_size buffer_size); 456 457 union acpi_operand_object *acpi_ut_create_string_object(acpi_size string_size); 458 459 acpi_status 460 acpi_ut_get_object_size(union acpi_operand_object *obj, acpi_size * obj_length); 461 462 /* 463 * utosi - Support for the _OSI predefined control method 464 */ 465 acpi_status acpi_ut_initialize_interfaces(void); 466 467 acpi_status acpi_ut_interface_terminate(void); 468 469 acpi_status acpi_ut_install_interface(acpi_string interface_name); 470 471 acpi_status acpi_ut_remove_interface(acpi_string interface_name); 472 473 acpi_status acpi_ut_update_interfaces(u8 action); 474 475 struct acpi_interface_info *acpi_ut_get_interface(acpi_string interface_name); 476 477 acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state); 478 479 /* 480 * utpredef - support for predefined names 481 */ 482 const union acpi_predefined_info *acpi_ut_get_next_predefined_method(const union 483 acpi_predefined_info 484 *this_name); 485 486 const union acpi_predefined_info *acpi_ut_match_predefined_method(char *name); 487 488 const union acpi_predefined_info *acpi_ut_match_resource_name(char *name); 489 490 void 491 acpi_ut_display_predefined_method(char *buffer, 492 const union acpi_predefined_info *this_name, 493 u8 multi_line); 494 495 void acpi_ut_get_expected_return_types(char *buffer, u32 expected_btypes); 496 497 u32 acpi_ut_get_resource_bit_width(char *buffer, u16 types); 498 499 /* 500 * utstate - Generic state creation/cache routines 501 */ 502 void 503 acpi_ut_push_generic_state(union acpi_generic_state **list_head, 504 union acpi_generic_state *state); 505 506 union acpi_generic_state *acpi_ut_pop_generic_state(union acpi_generic_state 507 **list_head); 508 509 union acpi_generic_state *acpi_ut_create_generic_state(void); 510 511 struct acpi_thread_state *acpi_ut_create_thread_state(void); 512 513 union acpi_generic_state *acpi_ut_create_update_state(union acpi_operand_object 514 *object, u16 action); 515 516 union acpi_generic_state *acpi_ut_create_pkg_state(void *internal_object, 517 void *external_object, 518 u16 index); 519 520 acpi_status 521 acpi_ut_create_update_state_and_push(union acpi_operand_object *object, 522 u16 action, 523 union acpi_generic_state **state_list); 524 525 #ifdef ACPI_FUTURE_USAGE 526 acpi_status 527 acpi_ut_create_pkg_state_and_push(void *internal_object, 528 void *external_object, 529 u16 index, 530 union acpi_generic_state **state_list); 531 #endif /* ACPI_FUTURE_USAGE */ 532 533 union acpi_generic_state *acpi_ut_create_control_state(void); 534 535 void acpi_ut_delete_generic_state(union acpi_generic_state *state); 536 537 /* 538 * utmath 539 */ 540 acpi_status 541 acpi_ut_divide(u64 in_dividend, 542 u64 in_divisor, u64 *out_quotient, u64 *out_remainder); 543 544 acpi_status 545 acpi_ut_short_divide(u64 in_dividend, 546 u32 divisor, u64 *out_quotient, u32 *out_remainder); 547 548 /* 549 * utmisc 550 */ 551 const struct acpi_exception_info *acpi_ut_validate_exception(acpi_status 552 status); 553 554 u8 acpi_ut_is_pci_root_bridge(char *id); 555 556 u8 acpi_ut_is_aml_table(struct acpi_table_header *table); 557 558 acpi_status 559 acpi_ut_walk_package_tree(union acpi_operand_object *source_object, 560 void *target_object, 561 acpi_pkg_callback walk_callback, void *context); 562 563 /* Values for Base above (16=Hex, 10=Decimal) */ 564 565 #define ACPI_ANY_BASE 0 566 567 u32 acpi_ut_dword_byte_swap(u32 value); 568 569 void acpi_ut_set_integer_width(u8 revision); 570 571 #ifdef ACPI_DEBUG_OUTPUT 572 void 573 acpi_ut_display_init_pathname(u8 type, 574 struct acpi_namespace_node *obj_handle, 575 char *path); 576 #endif 577 578 /* 579 * utownerid - Support for Table/Method Owner IDs 580 */ 581 acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id); 582 583 void acpi_ut_release_owner_id(acpi_owner_id * owner_id); 584 585 /* 586 * utresrc 587 */ 588 acpi_status 589 acpi_ut_walk_aml_resources(struct acpi_walk_state *walk_state, 590 u8 *aml, 591 acpi_size aml_length, 592 acpi_walk_aml_callback user_function, 593 void **context); 594 595 acpi_status 596 acpi_ut_validate_resource(struct acpi_walk_state *walk_state, 597 void *aml, u8 *return_index); 598 599 u32 acpi_ut_get_descriptor_length(void *aml); 600 601 u16 acpi_ut_get_resource_length(void *aml); 602 603 u8 acpi_ut_get_resource_header_length(void *aml); 604 605 u8 acpi_ut_get_resource_type(void *aml); 606 607 acpi_status 608 acpi_ut_get_resource_end_tag(union acpi_operand_object *obj_desc, u8 **end_tag); 609 610 /* 611 * utstring - String and character utilities 612 */ 613 void acpi_ut_strupr(char *src_string); 614 615 void acpi_ut_strlwr(char *src_string); 616 617 int acpi_ut_stricmp(char *string1, char *string2); 618 619 acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer); 620 621 void acpi_ut_print_string(char *string, u16 max_length); 622 623 void ut_convert_backslashes(char *pathname); 624 625 u8 acpi_ut_valid_acpi_name(char *name); 626 627 u8 acpi_ut_valid_acpi_char(char character, u32 position); 628 629 void acpi_ut_repair_name(char *name); 630 631 /* 632 * utmutex - mutex support 633 */ 634 acpi_status acpi_ut_mutex_initialize(void); 635 636 void acpi_ut_mutex_terminate(void); 637 638 acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id); 639 640 acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id); 641 642 /* 643 * utalloc - memory allocation and object caching 644 */ 645 acpi_status acpi_ut_create_caches(void); 646 647 acpi_status acpi_ut_delete_caches(void); 648 649 acpi_status acpi_ut_validate_buffer(struct acpi_buffer *buffer); 650 651 acpi_status 652 acpi_ut_initialize_buffer(struct acpi_buffer *buffer, 653 acpi_size required_length); 654 655 void *acpi_ut_allocate(acpi_size size, 656 u32 component, const char *module, u32 line); 657 658 void *acpi_ut_allocate_zeroed(acpi_size size, 659 u32 component, const char *module, u32 line); 660 661 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 662 void *acpi_ut_allocate_and_track(acpi_size size, 663 u32 component, const char *module, u32 line); 664 665 void *acpi_ut_allocate_zeroed_and_track(acpi_size size, 666 u32 component, 667 const char *module, u32 line); 668 669 void 670 acpi_ut_free_and_track(void *address, 671 u32 component, const char *module, u32 line); 672 673 #ifdef ACPI_FUTURE_USAGE 674 void acpi_ut_dump_allocation_info(void); 675 #endif /* ACPI_FUTURE_USAGE */ 676 677 void acpi_ut_dump_allocations(u32 component, const char *module); 678 679 acpi_status 680 acpi_ut_create_list(char *list_name, 681 u16 object_size, struct acpi_memory_list **return_cache); 682 683 #endif /* ACPI_DBG_TRACK_ALLOCATIONS */ 684 685 /* 686 * utaddress - address range check 687 */ 688 acpi_status 689 acpi_ut_add_address_range(acpi_adr_space_type space_id, 690 acpi_physical_address address, 691 u32 length, struct acpi_namespace_node *region_node); 692 693 void 694 acpi_ut_remove_address_range(acpi_adr_space_type space_id, 695 struct acpi_namespace_node *region_node); 696 697 u32 698 acpi_ut_check_address_range(acpi_adr_space_type space_id, 699 acpi_physical_address address, u32 length, u8 warn); 700 701 void acpi_ut_delete_address_lists(void); 702 703 /* 704 * utxferror - various error/warning output functions 705 */ 706 void ACPI_INTERNAL_VAR_XFACE 707 acpi_ut_predefined_warning(const char *module_name, 708 u32 line_number, 709 char *pathname, 710 u8 node_flags, const char *format, ...); 711 712 void ACPI_INTERNAL_VAR_XFACE 713 acpi_ut_predefined_info(const char *module_name, 714 u32 line_number, 715 char *pathname, u8 node_flags, const char *format, ...); 716 717 void ACPI_INTERNAL_VAR_XFACE 718 acpi_ut_predefined_bios_error(const char *module_name, 719 u32 line_number, 720 char *pathname, 721 u8 node_flags, const char *format, ...); 722 723 void 724 acpi_ut_namespace_error(const char *module_name, 725 u32 line_number, 726 const char *internal_name, acpi_status lookup_status); 727 728 void 729 acpi_ut_method_error(const char *module_name, 730 u32 line_number, 731 const char *message, 732 struct acpi_namespace_node *node, 733 const char *path, acpi_status lookup_status); 734 735 #endif /* _ACUTILS_H */ 736