| 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 | /* Types for Resource descriptor entries */ |
| 91 | |
| 92 | #define ACPI_INVALID_RESOURCE 0 |
| 93 | #define ACPI_FIXED_LENGTH 1 |
| 94 | #define ACPI_VARIABLE_LENGTH 2 |
| 95 | #define ACPI_SMALL_VARIABLE_LENGTH 3 |
| 96 | |
| 97 | typedef |
| 98 | acpi_status(*acpi_walk_aml_callback) (u8 *aml, |
| 99 | u32 length, |
| 100 | u32 offset, |
| 101 | u8 resource_index, void **context); |
| 102 | |
| 103 | typedef |
| 104 | acpi_status(*acpi_pkg_callback) (u8 object_type, |
| 105 | union acpi_operand_object *source_object, |
| 106 | union acpi_generic_state * state, |
| 107 | void *context); |
| 108 | |
| 109 | struct acpi_pkg_info { |
| 110 | u8 *free_space; |
| 111 | acpi_size length; |
| 112 | u32 object_space; |
| 113 | u32 num_packages; |
| 114 | }; |
| 115 | |
| 116 | /* Object reference counts */ |
| 117 | |
| 118 | #define REF_INCREMENT (u16) 0 |
| 119 | #define REF_DECREMENT (u16) 1 |
| 120 | |
| 121 | /* acpi_ut_dump_buffer */ |
| 122 | |
| 123 | #define DB_BYTE_DISPLAY 1 |
| 124 | #define DB_WORD_DISPLAY 2 |
| 125 | #define DB_DWORD_DISPLAY 4 |
| 126 | #define DB_QWORD_DISPLAY 8 |
| 127 | |
| 128 | /* |
| 129 | * utglobal - Global data structures and procedures |
| 130 | */ |
| 131 | acpi_status acpi_ut_init_globals(void); |
| 132 | |
| 133 | #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) |
| 134 | |
| 135 | char *acpi_ut_get_mutex_name(u32 mutex_id); |
| 136 | |
| 137 | const char *acpi_ut_get_notify_name(u32 notify_value); |
| 138 | |
| 139 | #endif |
| 140 | |
| 141 | char *acpi_ut_get_type_name(acpi_object_type type); |
| 142 | |
| 143 | char *acpi_ut_get_node_name(void *object); |
| 144 | |
| 145 | char *acpi_ut_get_descriptor_name(void *object); |
| 146 | |
| 147 | const char *acpi_ut_get_reference_name(union acpi_operand_object *object); |
| 148 | |
| 149 | char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc); |
| 150 | |
| 151 | char *acpi_ut_get_region_name(u8 space_id); |
| 152 | |
| 153 | char *acpi_ut_get_event_name(u32 event_id); |
| 154 | |
| 155 | char acpi_ut_hex_to_ascii_char(u64 integer, u32 position); |
| 156 | |
| 157 | u8 acpi_ut_valid_object_type(acpi_object_type type); |
| 158 | |
| 159 | /* |
| 160 | * utinit - miscellaneous initialization and shutdown |
| 161 | */ |
| 162 | acpi_status acpi_ut_hardware_initialize(void); |
| 163 | |
| 164 | void acpi_ut_subsystem_shutdown(void); |
| 165 | |
| 166 | /* |
| 167 | * utclib - Local implementations of C library functions |
| 168 | */ |
| 169 | #ifndef ACPI_USE_SYSTEM_CLIBRARY |
| 170 | |
| 171 | acpi_size acpi_ut_strlen(const char *string); |
| 172 | |
| 173 | char *acpi_ut_strcpy(char *dst_string, const char *src_string); |
| 174 | |
| 175 | char *acpi_ut_strncpy(char *dst_string, |
| 176 | const char *src_string, acpi_size count); |
| 177 | |
| 178 | int acpi_ut_memcmp(const char *buffer1, const char *buffer2, acpi_size count); |
| 179 | |
| 180 | int acpi_ut_strncmp(const char *string1, const char *string2, acpi_size count); |
| 181 | |
| 182 | int acpi_ut_strcmp(const char *string1, const char *string2); |
| 183 | |
| 184 | char *acpi_ut_strcat(char *dst_string, const char *src_string); |
| 185 | |
| 186 | char *acpi_ut_strncat(char *dst_string, |
| 187 | const char *src_string, acpi_size count); |
| 188 | |
| 189 | u32 acpi_ut_strtoul(const char *string, char **terminator, u32 base); |
| 190 | |
| 191 | char *acpi_ut_strstr(char *string1, char *string2); |
| 192 | |
| 193 | void *acpi_ut_memcpy(void *dest, const void *src, acpi_size count); |
| 194 | |
| 195 | void *acpi_ut_memset(void *dest, u8 value, acpi_size count); |
| 196 | |
| 197 | int acpi_ut_to_upper(int c); |
| 198 | |
| 199 | int acpi_ut_to_lower(int c); |
| 200 | |
| 201 | extern const u8 _acpi_ctype[]; |
| 202 | |
| 203 | #define _ACPI_XA 0x00 /* extra alphabetic - not supported */ |
| 204 | #define _ACPI_XS 0x40 /* extra space */ |
| 205 | #define _ACPI_BB 0x00 /* BEL, BS, etc. - not supported */ |
| 206 | #define _ACPI_CN 0x20 /* CR, FF, HT, NL, VT */ |
| 207 | #define _ACPI_DI 0x04 /* '0'-'9' */ |
| 208 | #define _ACPI_LO 0x02 /* 'a'-'z' */ |
| 209 | #define _ACPI_PU 0x10 /* punctuation */ |
| 210 | #define _ACPI_SP 0x08 /* space */ |
| 211 | #define _ACPI_UP 0x01 /* 'A'-'Z' */ |
| 212 | #define _ACPI_XD 0x80 /* '0'-'9', 'A'-'F', 'a'-'f' */ |
| 213 | |
| 214 | #define ACPI_IS_DIGIT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_DI)) |
| 215 | #define ACPI_IS_SPACE(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_SP)) |
| 216 | #define ACPI_IS_XDIGIT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_XD)) |
| 217 | #define ACPI_IS_UPPER(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_UP)) |
| 218 | #define ACPI_IS_LOWER(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO)) |
| 219 | #define ACPI_IS_PRINT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO | _ACPI_UP | _ACPI_DI | _ACPI_SP | _ACPI_PU)) |
| 220 | #define ACPI_IS_ALPHA(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO | _ACPI_UP)) |
| 221 | |
| 222 | #endif /* !ACPI_USE_SYSTEM_CLIBRARY */ |
| 223 | |
| 224 | #define ACPI_IS_ASCII(c) ((c) < 0x80) |
| 225 | |
| 226 | /* |
| 227 | * utcopy - Object construction and conversion interfaces |
| 228 | */ |
| 229 | acpi_status |
| 230 | acpi_ut_build_simple_object(union acpi_operand_object *obj, |
| 231 | union acpi_object *user_obj, |
| 232 | u8 *data_space, u32 *buffer_space_used); |
| 233 | |
| 234 | acpi_status |
| 235 | acpi_ut_build_package_object(union acpi_operand_object *obj, |
| 236 | u8 *buffer, u32 *space_used); |
| 237 | |
| 238 | acpi_status |
| 239 | acpi_ut_copy_iobject_to_eobject(union acpi_operand_object *obj, |
| 240 | struct acpi_buffer *ret_buffer); |
| 241 | |
| 242 | acpi_status |
| 243 | acpi_ut_copy_eobject_to_iobject(union acpi_object *obj, |
| 244 | union acpi_operand_object **internal_obj); |
| 245 | |
| 246 | acpi_status |
| 247 | acpi_ut_copy_isimple_to_isimple(union acpi_operand_object *source_obj, |
| 248 | union acpi_operand_object *dest_obj); |
| 249 | |
| 250 | acpi_status |
| 251 | acpi_ut_copy_iobject_to_iobject(union acpi_operand_object *source_desc, |
| 252 | union acpi_operand_object **dest_desc, |
| 253 | struct acpi_walk_state *walk_state); |
| 254 | |
| 255 | /* |
| 256 | * utcreate - Object creation |
| 257 | */ |
| 258 | acpi_status |
| 259 | acpi_ut_update_object_reference(union acpi_operand_object *object, u16 action); |
| 260 | |
| 261 | /* |
| 262 | * utdebug - Debug interfaces |
| 263 | */ |
| 264 | void acpi_ut_init_stack_ptr_trace(void); |
| 265 | |
| 266 | void acpi_ut_track_stack_ptr(void); |
| 267 | |
| 268 | void |
| 269 | acpi_ut_trace(u32 line_number, |
| 270 | const char *function_name, |
| 271 | const char *module_name, u32 component_id); |
| 272 | |
| 273 | void |
| 274 | acpi_ut_trace_ptr(u32 line_number, |
| 275 | const char *function_name, |
| 276 | const char *module_name, u32 component_id, void *pointer); |
| 277 | |
| 278 | void |
| 279 | acpi_ut_trace_u32(u32 line_number, |
| 280 | const char *function_name, |
| 281 | const char *module_name, u32 component_id, u32 integer); |
| 282 | |
| 283 | void |
| 284 | acpi_ut_trace_str(u32 line_number, |
| 285 | const char *function_name, |
| 286 | const char *module_name, u32 component_id, char *string); |
| 287 | |
| 288 | void |
| 289 | acpi_ut_exit(u32 line_number, |
| 290 | const char *function_name, |
| 291 | const char *module_name, u32 component_id); |
| 292 | |
| 293 | void |
| 294 | acpi_ut_status_exit(u32 line_number, |
| 295 | const char *function_name, |
| 296 | const char *module_name, |
| 297 | u32 component_id, acpi_status status); |
| 298 | |
| 299 | void |
| 300 | acpi_ut_value_exit(u32 line_number, |
| 301 | const char *function_name, |
| 302 | const char *module_name, u32 component_id, u64 value); |
| 303 | |
| 304 | void |
| 305 | acpi_ut_ptr_exit(u32 line_number, |
| 306 | const char *function_name, |
| 307 | const char *module_name, u32 component_id, u8 *ptr); |
| 308 | |
| 309 | void |
| 310 | acpi_ut_debug_dump_buffer(u8 *buffer, u32 count, u32 display, u32 component_id); |
| 311 | |
| 312 | void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 offset); |
| 313 | |
| 314 | void acpi_ut_report_error(char *module_name, u32 line_number); |
| 315 | |
| 316 | void acpi_ut_report_info(char *module_name, u32 line_number); |
| 317 | |
| 318 | void acpi_ut_report_warning(char *module_name, u32 line_number); |
| 319 | |
| 320 | /* |
| 321 | * utdelete - Object deletion and reference counts |
| 322 | */ |
| 323 | void acpi_ut_add_reference(union acpi_operand_object *object); |
| 324 | |
| 325 | void acpi_ut_remove_reference(union acpi_operand_object *object); |
| 326 | |
| 327 | void acpi_ut_delete_internal_package_object(union acpi_operand_object *object); |
| 328 | |
| 329 | void acpi_ut_delete_internal_simple_object(union acpi_operand_object *object); |
| 330 | |
| 331 | void acpi_ut_delete_internal_object_list(union acpi_operand_object **obj_list); |
| 332 | |
| 333 | /* |
| 334 | * uteval - object evaluation |
| 335 | */ |
| 336 | acpi_status |
| 337 | acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node, |
| 338 | char *path, |
| 339 | u32 expected_return_btypes, |
| 340 | union acpi_operand_object **return_desc); |
| 341 | |
| 342 | acpi_status |
| 343 | acpi_ut_evaluate_numeric_object(char *object_name, |
| 344 | struct acpi_namespace_node *device_node, |
| 345 | u64 *value); |
| 346 | |
| 347 | acpi_status |
| 348 | acpi_ut_execute_STA(struct acpi_namespace_node *device_node, u32 *status_flags); |
| 349 | |
| 350 | acpi_status |
| 351 | acpi_ut_execute_power_methods(struct acpi_namespace_node *device_node, |
| 352 | const char **method_names, |
| 353 | u8 method_count, u8 *out_values); |
| 354 | |
| 355 | /* |
| 356 | * utids - device ID support |
| 357 | */ |
| 358 | acpi_status |
| 359 | acpi_ut_execute_HID(struct acpi_namespace_node *device_node, |
| 360 | struct acpi_pnp_device_id ** return_id); |
| 361 | |
| 362 | acpi_status |
| 363 | acpi_ut_execute_UID(struct acpi_namespace_node *device_node, |
| 364 | struct acpi_pnp_device_id ** return_id); |
| 365 | |
| 366 | acpi_status |
| 367 | acpi_ut_execute_SUB(struct acpi_namespace_node *device_node, |
| 368 | struct acpi_pnp_device_id **return_id); |
| 369 | |
| 370 | acpi_status |
| 371 | acpi_ut_execute_CID(struct acpi_namespace_node *device_node, |
| 372 | struct acpi_pnp_device_id_list ** return_cid_list); |
| 373 | |
| 374 | /* |
| 375 | * utlock - reader/writer locks |
| 376 | */ |
| 377 | acpi_status acpi_ut_create_rw_lock(struct acpi_rw_lock *lock); |
| 378 | |
| 379 | void acpi_ut_delete_rw_lock(struct acpi_rw_lock *lock); |
| 380 | |
| 381 | acpi_status acpi_ut_acquire_read_lock(struct acpi_rw_lock *lock); |
| 382 | |
| 383 | acpi_status acpi_ut_release_read_lock(struct acpi_rw_lock *lock); |
| 384 | |
| 385 | acpi_status acpi_ut_acquire_write_lock(struct acpi_rw_lock *lock); |
| 386 | |
| 387 | void acpi_ut_release_write_lock(struct acpi_rw_lock *lock); |
| 388 | |
| 389 | /* |
| 390 | * utobject - internal object create/delete/cache routines |
| 391 | */ |
| 392 | union acpi_operand_object *acpi_ut_create_internal_object_dbg(const char |
| 393 | *module_name, |
| 394 | u32 line_number, |
| 395 | u32 component_id, |
| 396 | acpi_object_type |
| 397 | type); |
| 398 | |
| 399 | void *acpi_ut_allocate_object_desc_dbg(const char *module_name, |
| 400 | u32 line_number, u32 component_id); |
| 401 | |
| 402 | #define acpi_ut_create_internal_object(t) acpi_ut_create_internal_object_dbg (_acpi_module_name,__LINE__,_COMPONENT,t) |
| 403 | #define acpi_ut_allocate_object_desc() acpi_ut_allocate_object_desc_dbg (_acpi_module_name,__LINE__,_COMPONENT) |
| 404 | |
| 405 | void acpi_ut_delete_object_desc(union acpi_operand_object *object); |
| 406 | |
| 407 | u8 acpi_ut_valid_internal_object(void *object); |
| 408 | |
| 409 | union acpi_operand_object *acpi_ut_create_package_object(u32 count); |
| 410 | |
| 411 | union acpi_operand_object *acpi_ut_create_integer_object(u64 value); |
| 412 | |
| 413 | union acpi_operand_object *acpi_ut_create_buffer_object(acpi_size buffer_size); |
| 414 | |
| 415 | union acpi_operand_object *acpi_ut_create_string_object(acpi_size string_size); |
| 416 | |
| 417 | acpi_status |
| 418 | acpi_ut_get_object_size(union acpi_operand_object *obj, acpi_size * obj_length); |
| 419 | |
| 420 | /* |
| 421 | * utosi - Support for the _OSI predefined control method |
| 422 | */ |
| 423 | acpi_status acpi_ut_initialize_interfaces(void); |
| 424 | |
| 425 | acpi_status acpi_ut_interface_terminate(void); |
| 426 | |
| 427 | acpi_status acpi_ut_install_interface(acpi_string interface_name); |
| 428 | |
| 429 | acpi_status acpi_ut_remove_interface(acpi_string interface_name); |
| 430 | |
| 431 | struct acpi_interface_info *acpi_ut_get_interface(acpi_string interface_name); |
| 432 | |
| 433 | acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state); |
| 434 | |
| 435 | /* |
| 436 | * utpredef - support for predefined names |
| 437 | */ |
| 438 | const union acpi_predefined_info *acpi_ut_get_next_predefined_method(const union |
| 439 | acpi_predefined_info |
| 440 | *this_name); |
| 441 | |
| 442 | const union acpi_predefined_info *acpi_ut_match_predefined_method(char *name); |
| 443 | |
| 444 | const union acpi_predefined_info *acpi_ut_match_resource_name(char *name); |
| 445 | |
| 446 | void |
| 447 | acpi_ut_display_predefined_method(char *buffer, |
| 448 | const union acpi_predefined_info *this_name, |
| 449 | u8 multi_line); |
| 450 | |
| 451 | void acpi_ut_get_expected_return_types(char *buffer, u32 expected_btypes); |
| 452 | |
| 453 | u32 acpi_ut_get_resource_bit_width(char *buffer, u16 types); |
| 454 | |
| 455 | /* |
| 456 | * utstate - Generic state creation/cache routines |
| 457 | */ |
| 458 | void |
| 459 | acpi_ut_push_generic_state(union acpi_generic_state **list_head, |
| 460 | union acpi_generic_state *state); |
| 461 | |
| 462 | union acpi_generic_state *acpi_ut_pop_generic_state(union acpi_generic_state |
| 463 | **list_head); |
| 464 | |
| 465 | union acpi_generic_state *acpi_ut_create_generic_state(void); |
| 466 | |
| 467 | struct acpi_thread_state *acpi_ut_create_thread_state(void); |
| 468 | |
| 469 | union acpi_generic_state *acpi_ut_create_update_state(union acpi_operand_object |
| 470 | *object, u16 action); |
| 471 | |
| 472 | union acpi_generic_state *acpi_ut_create_pkg_state(void *internal_object, |
| 473 | void *external_object, |
| 474 | u16 index); |
| 475 | |
| 476 | acpi_status |
| 477 | acpi_ut_create_update_state_and_push(union acpi_operand_object *object, |
| 478 | u16 action, |
| 479 | union acpi_generic_state **state_list); |
| 480 | |
| 481 | #ifdef ACPI_FUTURE_USAGE |
| 482 | acpi_status |
| 483 | acpi_ut_create_pkg_state_and_push(void *internal_object, |
| 484 | void *external_object, |
| 485 | u16 index, |
| 486 | union acpi_generic_state **state_list); |
| 487 | #endif /* ACPI_FUTURE_USAGE */ |
| 488 | |
| 489 | union acpi_generic_state *acpi_ut_create_control_state(void); |
| 490 | |
| 491 | void acpi_ut_delete_generic_state(union acpi_generic_state *state); |
| 492 | |
| 493 | /* |
| 494 | * utmath |
| 495 | */ |
| 496 | acpi_status |
| 497 | acpi_ut_divide(u64 in_dividend, |
| 498 | u64 in_divisor, u64 *out_quotient, u64 *out_remainder); |
| 499 | |
| 500 | acpi_status |
| 501 | acpi_ut_short_divide(u64 in_dividend, |
| 502 | u32 divisor, u64 *out_quotient, u32 *out_remainder); |
| 503 | |
| 504 | /* |
| 505 | * utmisc |
| 506 | */ |
| 507 | const struct acpi_exception_info *acpi_ut_validate_exception(acpi_status |
| 508 | status); |
| 509 | |
| 510 | u8 acpi_ut_is_pci_root_bridge(char *id); |
| 511 | |
| 512 | u8 acpi_ut_is_aml_table(struct acpi_table_header *table); |
| 513 | |
| 514 | acpi_status |
| 515 | acpi_ut_walk_package_tree(union acpi_operand_object *source_object, |
| 516 | void *target_object, |
| 517 | acpi_pkg_callback walk_callback, void *context); |
| 518 | |
| 519 | /* Values for Base above (16=Hex, 10=Decimal) */ |
| 520 | |
| 521 | #define ACPI_ANY_BASE 0 |
| 522 | |
| 523 | u32 acpi_ut_dword_byte_swap(u32 value); |
| 524 | |
| 525 | void acpi_ut_set_integer_width(u8 revision); |
| 526 | |
| 527 | #ifdef ACPI_DEBUG_OUTPUT |
| 528 | void |
| 529 | acpi_ut_display_init_pathname(u8 type, |
| 530 | struct acpi_namespace_node *obj_handle, |
| 531 | char *path); |
| 532 | #endif |
| 533 | |
| 534 | /* |
| 535 | * utownerid - Support for Table/Method Owner IDs |
| 536 | */ |
| 537 | acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id); |
| 538 | |
| 539 | void acpi_ut_release_owner_id(acpi_owner_id * owner_id); |
| 540 | |
| 541 | /* |
| 542 | * utresrc |
| 543 | */ |
| 544 | acpi_status |
| 545 | acpi_ut_walk_aml_resources(struct acpi_walk_state *walk_state, |
| 546 | u8 *aml, |
| 547 | acpi_size aml_length, |
| 548 | acpi_walk_aml_callback user_function, |
| 549 | void **context); |
| 550 | |
| 551 | acpi_status |
| 552 | acpi_ut_validate_resource(struct acpi_walk_state *walk_state, |
| 553 | void *aml, u8 *return_index); |
| 554 | |
| 555 | u32 acpi_ut_get_descriptor_length(void *aml); |
| 556 | |
| 557 | u16 acpi_ut_get_resource_length(void *aml); |
| 558 | |
| 559 | u8 acpi_ut_get_resource_header_length(void *aml); |
| 560 | |
| 561 | u8 acpi_ut_get_resource_type(void *aml); |
| 562 | |
| 563 | acpi_status |
| 564 | acpi_ut_get_resource_end_tag(union acpi_operand_object *obj_desc, u8 **end_tag); |
| 565 | |
| 566 | /* |
| 567 | * utstring - String and character utilities |
| 568 | */ |
| 569 | void acpi_ut_strupr(char *src_string); |
| 570 | |
| 571 | void acpi_ut_strlwr(char *src_string); |
| 572 | |
| 573 | int acpi_ut_stricmp(char *string1, char *string2); |
| 574 | |
| 575 | acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer); |
| 576 | |
| 577 | void acpi_ut_print_string(char *string, u8 max_length); |
| 578 | |
| 579 | void ut_convert_backslashes(char *pathname); |
| 580 | |
| 581 | u8 acpi_ut_valid_acpi_name(u32 name); |
| 582 | |
| 583 | u8 acpi_ut_valid_acpi_char(char character, u32 position); |
| 584 | |
| 585 | void acpi_ut_repair_name(char *name); |
| 586 | |
| 587 | /* |
| 588 | * utmutex - mutex support |
| 589 | */ |
| 590 | acpi_status acpi_ut_mutex_initialize(void); |
| 591 | |
| 592 | void acpi_ut_mutex_terminate(void); |
| 593 | |
| 594 | acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id); |
| 595 | |
| 596 | acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id); |
| 597 | |
| 598 | /* |
| 599 | * utalloc - memory allocation and object caching |
| 600 | */ |
| 601 | acpi_status acpi_ut_create_caches(void); |
| 602 | |
| 603 | acpi_status acpi_ut_delete_caches(void); |
| 604 | |
| 605 | acpi_status acpi_ut_validate_buffer(struct acpi_buffer *buffer); |
| 606 | |
| 607 | acpi_status |
| 608 | acpi_ut_initialize_buffer(struct acpi_buffer *buffer, |
| 609 | acpi_size required_length); |
| 610 | |
| 611 | void *acpi_ut_allocate(acpi_size size, |
| 612 | u32 component, const char *module, u32 line); |
| 613 | |
| 614 | void *acpi_ut_allocate_zeroed(acpi_size size, |
| 615 | u32 component, const char *module, u32 line); |
| 616 | |
| 617 | #ifdef ACPI_DBG_TRACK_ALLOCATIONS |
| 618 | void *acpi_ut_allocate_and_track(acpi_size size, |
| 619 | u32 component, const char *module, u32 line); |
| 620 | |
| 621 | void *acpi_ut_allocate_zeroed_and_track(acpi_size size, |
| 622 | u32 component, |
| 623 | const char *module, u32 line); |
| 624 | |
| 625 | void |
| 626 | acpi_ut_free_and_track(void *address, |
| 627 | u32 component, const char *module, u32 line); |
| 628 | |
| 629 | #ifdef ACPI_FUTURE_USAGE |
| 630 | void acpi_ut_dump_allocation_info(void); |
| 631 | #endif /* ACPI_FUTURE_USAGE */ |
| 632 | |
| 633 | void acpi_ut_dump_allocations(u32 component, const char *module); |
| 634 | |
| 635 | acpi_status |
| 636 | acpi_ut_create_list(char *list_name, |
| 637 | u16 object_size, struct acpi_memory_list **return_cache); |
| 638 | |
| 639 | #endif /* ACPI_DBG_TRACK_ALLOCATIONS */ |
| 640 | |
| 641 | /* |
| 642 | * utaddress - address range check |
| 643 | */ |
| 644 | acpi_status |
| 645 | acpi_ut_add_address_range(acpi_adr_space_type space_id, |
| 646 | acpi_physical_address address, |
| 647 | u32 length, struct acpi_namespace_node *region_node); |
| 648 | |
| 649 | void |
| 650 | acpi_ut_remove_address_range(acpi_adr_space_type space_id, |
| 651 | struct acpi_namespace_node *region_node); |
| 652 | |
| 653 | u32 |
| 654 | acpi_ut_check_address_range(acpi_adr_space_type space_id, |
| 655 | acpi_physical_address address, u32 length, u8 warn); |
| 656 | |
| 657 | void acpi_ut_delete_address_lists(void); |
| 658 | |
| 659 | /* |
| 660 | * utxferror - various error/warning output functions |
| 661 | */ |
| 662 | void ACPI_INTERNAL_VAR_XFACE |
| 663 | acpi_ut_predefined_warning(const char *module_name, |
| 664 | u32 line_number, |
| 665 | char *pathname, |
| 666 | u8 node_flags, const char *format, ...); |
| 667 | |
| 668 | void ACPI_INTERNAL_VAR_XFACE |
| 669 | acpi_ut_predefined_info(const char *module_name, |
| 670 | u32 line_number, |
| 671 | char *pathname, u8 node_flags, const char *format, ...); |
| 672 | |
| 673 | void |
| 674 | acpi_ut_namespace_error(const char *module_name, |
| 675 | u32 line_number, |
| 676 | const char *internal_name, acpi_status lookup_status); |
| 677 | |
| 678 | void |
| 679 | acpi_ut_method_error(const char *module_name, |
| 680 | u32 line_number, |
| 681 | const char *message, |
| 682 | struct acpi_namespace_node *node, |
| 683 | const char *path, acpi_status lookup_status); |
| 684 | |
| 685 | #endif /* _ACUTILS_H */ |