linux/drivers/acpi/acpica/acutils.h
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   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
  47extern const u8 acpi_gbl_resource_aml_sizes[];
  48extern 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
  54extern const char *acpi_gbl_bm_decode[];
  55extern const char *acpi_gbl_config_decode[];
  56extern const char *acpi_gbl_consume_decode[];
  57extern const char *acpi_gbl_dec_decode[];
  58extern const char *acpi_gbl_he_decode[];
  59extern const char *acpi_gbl_io_decode[];
  60extern const char *acpi_gbl_ll_decode[];
  61extern const char *acpi_gbl_max_decode[];
  62extern const char *acpi_gbl_mem_decode[];
  63extern const char *acpi_gbl_min_decode[];
  64extern const char *acpi_gbl_mtp_decode[];
  65extern const char *acpi_gbl_rng_decode[];
  66extern const char *acpi_gbl_rw_decode[];
  67extern const char *acpi_gbl_shr_decode[];
  68extern const char *acpi_gbl_siz_decode[];
  69extern const char *acpi_gbl_trs_decode[];
  70extern const char *acpi_gbl_ttp_decode[];
  71extern const char *acpi_gbl_typ_decode[];
  72extern const char *acpi_gbl_ppc_decode[];
  73extern const char *acpi_gbl_ior_decode[];
  74extern const char *acpi_gbl_dts_decode[];
  75extern const char *acpi_gbl_ct_decode[];
  76extern const char *acpi_gbl_sbt_decode[];
  77extern const char *acpi_gbl_am_decode[];
  78extern const char *acpi_gbl_sm_decode[];
  79extern const char *acpi_gbl_wm_decode[];
  80extern const char *acpi_gbl_cph_decode[];
  81extern const char *acpi_gbl_cpo_decode[];
  82extern const char *acpi_gbl_dp_decode[];
  83extern const char *acpi_gbl_ed_decode[];
  84extern const char *acpi_gbl_bpb_decode[];
  85extern const char *acpi_gbl_sb_decode[];
  86extern const char *acpi_gbl_fc_decode[];
  87extern 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>
  98extern 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
 139typedef
 140acpi_status(*acpi_walk_aml_callback) (u8 *aml,
 141                                      u32 length,
 142                                      u32 offset,
 143                                      u8 resource_index, void **context);
 144
 145typedef
 146acpi_status(*acpi_pkg_callback) (u8 object_type,
 147                                 union acpi_operand_object *source_object,
 148                                 union acpi_generic_state * state,
 149                                 void *context);
 150
 151struct 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 */
 173acpi_status acpi_ut_init_globals(void);
 174
 175#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
 176
 177char *acpi_ut_get_mutex_name(u32 mutex_id);
 178
 179const char *acpi_ut_get_notify_name(u32 notify_value);
 180
 181#endif
 182
 183char *acpi_ut_get_type_name(acpi_object_type type);
 184
 185char *acpi_ut_get_node_name(void *object);
 186
 187char *acpi_ut_get_descriptor_name(void *object);
 188
 189const char *acpi_ut_get_reference_name(union acpi_operand_object *object);
 190
 191char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc);
 192
 193char *acpi_ut_get_region_name(u8 space_id);
 194
 195char *acpi_ut_get_event_name(u32 event_id);
 196
 197char acpi_ut_hex_to_ascii_char(u64 integer, u32 position);
 198
 199u8 acpi_ut_valid_object_type(acpi_object_type type);
 200
 201/*
 202 * utinit - miscellaneous initialization and shutdown
 203 */
 204acpi_status acpi_ut_hardware_initialize(void);
 205
 206void acpi_ut_subsystem_shutdown(void);
 207
 208/*
 209 * utclib - Local implementations of C library functions
 210 */
 211#ifndef ACPI_USE_SYSTEM_CLIBRARY
 212
 213acpi_size acpi_ut_strlen(const char *string);
 214
 215char *acpi_ut_strcpy(char *dst_string, const char *src_string);
 216
 217char *acpi_ut_strncpy(char *dst_string,
 218                      const char *src_string, acpi_size count);
 219
 220int acpi_ut_memcmp(const char *buffer1, const char *buffer2, acpi_size count);
 221
 222int acpi_ut_strncmp(const char *string1, const char *string2, acpi_size count);
 223
 224int acpi_ut_strcmp(const char *string1, const char *string2);
 225
 226char *acpi_ut_strcat(char *dst_string, const char *src_string);
 227
 228char *acpi_ut_strncat(char *dst_string,
 229                      const char *src_string, acpi_size count);
 230
 231u32 acpi_ut_strtoul(const char *string, char **terminator, u32 base);
 232
 233char *acpi_ut_strstr(char *string1, char *string2);
 234
 235void *acpi_ut_memcpy(void *dest, const void *src, acpi_size count);
 236
 237void *acpi_ut_memset(void *dest, u8 value, acpi_size count);
 238
 239int acpi_ut_to_upper(int c);
 240
 241int acpi_ut_to_lower(int c);
 242
 243extern 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 */
 271acpi_status
 272acpi_ut_build_simple_object(union acpi_operand_object *obj,
 273                            union acpi_object *user_obj,
 274                            u8 *data_space, u32 *buffer_space_used);
 275
 276acpi_status
 277acpi_ut_build_package_object(union acpi_operand_object *obj,
 278                             u8 *buffer, u32 *space_used);
 279
 280acpi_status
 281acpi_ut_copy_iobject_to_eobject(union acpi_operand_object *obj,
 282                                struct acpi_buffer *ret_buffer);
 283
 284acpi_status
 285acpi_ut_copy_eobject_to_iobject(union acpi_object *obj,
 286                                union acpi_operand_object **internal_obj);
 287
 288acpi_status
 289acpi_ut_copy_isimple_to_isimple(union acpi_operand_object *source_obj,
 290                                union acpi_operand_object *dest_obj);
 291
 292acpi_status
 293acpi_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 */
 300acpi_status
 301acpi_ut_update_object_reference(union acpi_operand_object *object, u16 action);
 302
 303/*
 304 * utdebug - Debug interfaces
 305 */
 306void acpi_ut_init_stack_ptr_trace(void);
 307
 308void acpi_ut_track_stack_ptr(void);
 309
 310void
 311acpi_ut_trace(u32 line_number,
 312              const char *function_name,
 313              const char *module_name, u32 component_id);
 314
 315void
 316acpi_ut_trace_ptr(u32 line_number,
 317                  const char *function_name,
 318                  const char *module_name, u32 component_id, void *pointer);
 319
 320void
 321acpi_ut_trace_u32(u32 line_number,
 322                  const char *function_name,
 323                  const char *module_name, u32 component_id, u32 integer);
 324
 325void
 326acpi_ut_trace_str(u32 line_number,
 327                  const char *function_name,
 328                  const char *module_name, u32 component_id, char *string);
 329
 330void
 331acpi_ut_exit(u32 line_number,
 332             const char *function_name,
 333             const char *module_name, u32 component_id);
 334
 335void
 336acpi_ut_status_exit(u32 line_number,
 337                    const char *function_name,
 338                    const char *module_name,
 339                    u32 component_id, acpi_status status);
 340
 341void
 342acpi_ut_value_exit(u32 line_number,
 343                   const char *function_name,
 344                   const char *module_name, u32 component_id, u64 value);
 345
 346void
 347acpi_ut_ptr_exit(u32 line_number,
 348                 const char *function_name,
 349                 const char *module_name, u32 component_id, u8 *ptr);
 350
 351void
 352acpi_ut_debug_dump_buffer(u8 *buffer, u32 count, u32 display, u32 component_id);
 353
 354void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 offset);
 355
 356void acpi_ut_report_error(char *module_name, u32 line_number);
 357
 358void acpi_ut_report_info(char *module_name, u32 line_number);
 359
 360void acpi_ut_report_warning(char *module_name, u32 line_number);
 361
 362/*
 363 * utdelete - Object deletion and reference counts
 364 */
 365void acpi_ut_add_reference(union acpi_operand_object *object);
 366
 367void acpi_ut_remove_reference(union acpi_operand_object *object);
 368
 369void acpi_ut_delete_internal_package_object(union acpi_operand_object *object);
 370
 371void acpi_ut_delete_internal_simple_object(union acpi_operand_object *object);
 372
 373void acpi_ut_delete_internal_object_list(union acpi_operand_object **obj_list);
 374
 375/*
 376 * uteval - object evaluation
 377 */
 378acpi_status
 379acpi_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
 384acpi_status
 385acpi_ut_evaluate_numeric_object(char *object_name,
 386                                struct acpi_namespace_node *device_node,
 387                                u64 *value);
 388
 389acpi_status
 390acpi_ut_execute_STA(struct acpi_namespace_node *device_node, u32 *status_flags);
 391
 392acpi_status
 393acpi_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 */
 400acpi_status
 401acpi_ut_execute_HID(struct acpi_namespace_node *device_node,
 402                    struct acpi_pnp_device_id ** return_id);
 403
 404acpi_status
 405acpi_ut_execute_UID(struct acpi_namespace_node *device_node,
 406                    struct acpi_pnp_device_id ** return_id);
 407
 408acpi_status
 409acpi_ut_execute_SUB(struct acpi_namespace_node *device_node,
 410                    struct acpi_pnp_device_id **return_id);
 411
 412acpi_status
 413acpi_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 */
 419acpi_status acpi_ut_create_rw_lock(struct acpi_rw_lock *lock);
 420
 421void acpi_ut_delete_rw_lock(struct acpi_rw_lock *lock);
 422
 423acpi_status acpi_ut_acquire_read_lock(struct acpi_rw_lock *lock);
 424
 425acpi_status acpi_ut_release_read_lock(struct acpi_rw_lock *lock);
 426
 427acpi_status acpi_ut_acquire_write_lock(struct acpi_rw_lock *lock);
 428
 429void acpi_ut_release_write_lock(struct acpi_rw_lock *lock);
 430
 431/*
 432 * utobject - internal object create/delete/cache routines
 433 */
 434union 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
 441void *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
 447void acpi_ut_delete_object_desc(union acpi_operand_object *object);
 448
 449u8 acpi_ut_valid_internal_object(void *object);
 450
 451union acpi_operand_object *acpi_ut_create_package_object(u32 count);
 452
 453union acpi_operand_object *acpi_ut_create_integer_object(u64 value);
 454
 455union acpi_operand_object *acpi_ut_create_buffer_object(acpi_size buffer_size);
 456
 457union acpi_operand_object *acpi_ut_create_string_object(acpi_size string_size);
 458
 459acpi_status
 460acpi_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 */
 465acpi_status acpi_ut_initialize_interfaces(void);
 466
 467acpi_status acpi_ut_interface_terminate(void);
 468
 469acpi_status acpi_ut_install_interface(acpi_string interface_name);
 470
 471acpi_status acpi_ut_remove_interface(acpi_string interface_name);
 472
 473acpi_status acpi_ut_update_interfaces(u8 action);
 474
 475struct acpi_interface_info *acpi_ut_get_interface(acpi_string interface_name);
 476
 477acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state);
 478
 479/*
 480 * utpredef - support for predefined names
 481 */
 482const union acpi_predefined_info *acpi_ut_get_next_predefined_method(const union
 483                                                                     acpi_predefined_info
 484                                                                     *this_name);
 485
 486const union acpi_predefined_info *acpi_ut_match_predefined_method(char *name);
 487
 488const union acpi_predefined_info *acpi_ut_match_resource_name(char *name);
 489
 490void
 491acpi_ut_display_predefined_method(char *buffer,
 492                                  const union acpi_predefined_info *this_name,
 493                                  u8 multi_line);
 494
 495void acpi_ut_get_expected_return_types(char *buffer, u32 expected_btypes);
 496
 497u32 acpi_ut_get_resource_bit_width(char *buffer, u16 types);
 498
 499/*
 500 * utstate - Generic state creation/cache routines
 501 */
 502void
 503acpi_ut_push_generic_state(union acpi_generic_state **list_head,
 504                           union acpi_generic_state *state);
 505
 506union acpi_generic_state *acpi_ut_pop_generic_state(union acpi_generic_state
 507                                                    **list_head);
 508
 509union acpi_generic_state *acpi_ut_create_generic_state(void);
 510
 511struct acpi_thread_state *acpi_ut_create_thread_state(void);
 512
 513union acpi_generic_state *acpi_ut_create_update_state(union acpi_operand_object
 514                                                      *object, u16 action);
 515
 516union acpi_generic_state *acpi_ut_create_pkg_state(void *internal_object,
 517                                                   void *external_object,
 518                                                   u16 index);
 519
 520acpi_status
 521acpi_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
 526acpi_status
 527acpi_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
 533union acpi_generic_state *acpi_ut_create_control_state(void);
 534
 535void acpi_ut_delete_generic_state(union acpi_generic_state *state);
 536
 537/*
 538 * utmath
 539 */
 540acpi_status
 541acpi_ut_divide(u64 in_dividend,
 542               u64 in_divisor, u64 *out_quotient, u64 *out_remainder);
 543
 544acpi_status
 545acpi_ut_short_divide(u64 in_dividend,
 546                     u32 divisor, u64 *out_quotient, u32 *out_remainder);
 547
 548/*
 549 * utmisc
 550 */
 551const struct acpi_exception_info *acpi_ut_validate_exception(acpi_status
 552                                                             status);
 553
 554u8 acpi_ut_is_pci_root_bridge(char *id);
 555
 556u8 acpi_ut_is_aml_table(struct acpi_table_header *table);
 557
 558acpi_status
 559acpi_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
 567u32 acpi_ut_dword_byte_swap(u32 value);
 568
 569void acpi_ut_set_integer_width(u8 revision);
 570
 571#ifdef ACPI_DEBUG_OUTPUT
 572void
 573acpi_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 */
 581acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id);
 582
 583void acpi_ut_release_owner_id(acpi_owner_id * owner_id);
 584
 585/*
 586 * utresrc
 587 */
 588acpi_status
 589acpi_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
 595acpi_status
 596acpi_ut_validate_resource(struct acpi_walk_state *walk_state,
 597                          void *aml, u8 *return_index);
 598
 599u32 acpi_ut_get_descriptor_length(void *aml);
 600
 601u16 acpi_ut_get_resource_length(void *aml);
 602
 603u8 acpi_ut_get_resource_header_length(void *aml);
 604
 605u8 acpi_ut_get_resource_type(void *aml);
 606
 607acpi_status
 608acpi_ut_get_resource_end_tag(union acpi_operand_object *obj_desc, u8 **end_tag);
 609
 610/*
 611 * utstring - String and character utilities
 612 */
 613void acpi_ut_strupr(char *src_string);
 614
 615void acpi_ut_strlwr(char *src_string);
 616
 617int acpi_ut_stricmp(char *string1, char *string2);
 618
 619acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer);
 620
 621void acpi_ut_print_string(char *string, u16 max_length);
 622
 623void ut_convert_backslashes(char *pathname);
 624
 625u8 acpi_ut_valid_acpi_name(char *name);
 626
 627u8 acpi_ut_valid_acpi_char(char character, u32 position);
 628
 629void acpi_ut_repair_name(char *name);
 630
 631#if defined (ACPI_DEBUGGER) || defined (ACPI_APPLICATION)
 632u8 acpi_ut_safe_strcpy(char *dest, acpi_size dest_size, char *source);
 633
 634u8 acpi_ut_safe_strcat(char *dest, acpi_size dest_size, char *source);
 635
 636u8
 637acpi_ut_safe_strncat(char *dest,
 638                     acpi_size dest_size,
 639                     char *source, acpi_size max_transfer_length);
 640#endif
 641
 642/*
 643 * utmutex - mutex support
 644 */
 645acpi_status acpi_ut_mutex_initialize(void);
 646
 647void acpi_ut_mutex_terminate(void);
 648
 649acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id);
 650
 651acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id);
 652
 653/*
 654 * utalloc - memory allocation and object caching
 655 */
 656acpi_status acpi_ut_create_caches(void);
 657
 658acpi_status acpi_ut_delete_caches(void);
 659
 660acpi_status acpi_ut_validate_buffer(struct acpi_buffer *buffer);
 661
 662acpi_status
 663acpi_ut_initialize_buffer(struct acpi_buffer *buffer,
 664                          acpi_size required_length);
 665
 666#ifdef ACPI_DBG_TRACK_ALLOCATIONS
 667void *acpi_ut_allocate_and_track(acpi_size size,
 668                                 u32 component, const char *module, u32 line);
 669
 670void *acpi_ut_allocate_zeroed_and_track(acpi_size size,
 671                                        u32 component,
 672                                        const char *module, u32 line);
 673
 674void
 675acpi_ut_free_and_track(void *address,
 676                       u32 component, const char *module, u32 line);
 677
 678#ifdef  ACPI_FUTURE_USAGE
 679void acpi_ut_dump_allocation_info(void);
 680#endif                          /* ACPI_FUTURE_USAGE */
 681
 682void acpi_ut_dump_allocations(u32 component, const char *module);
 683
 684acpi_status
 685acpi_ut_create_list(char *list_name,
 686                    u16 object_size, struct acpi_memory_list **return_cache);
 687
 688#endif                          /* ACPI_DBG_TRACK_ALLOCATIONS */
 689
 690/*
 691 * utaddress - address range check
 692 */
 693acpi_status
 694acpi_ut_add_address_range(acpi_adr_space_type space_id,
 695                          acpi_physical_address address,
 696                          u32 length, struct acpi_namespace_node *region_node);
 697
 698void
 699acpi_ut_remove_address_range(acpi_adr_space_type space_id,
 700                             struct acpi_namespace_node *region_node);
 701
 702u32
 703acpi_ut_check_address_range(acpi_adr_space_type space_id,
 704                            acpi_physical_address address, u32 length, u8 warn);
 705
 706void acpi_ut_delete_address_lists(void);
 707
 708/*
 709 * utxferror - various error/warning output functions
 710 */
 711void ACPI_INTERNAL_VAR_XFACE
 712acpi_ut_predefined_warning(const char *module_name,
 713                           u32 line_number,
 714                           char *pathname,
 715                           u8 node_flags, const char *format, ...);
 716
 717void ACPI_INTERNAL_VAR_XFACE
 718acpi_ut_predefined_info(const char *module_name,
 719                        u32 line_number,
 720                        char *pathname, u8 node_flags, const char *format, ...);
 721
 722void ACPI_INTERNAL_VAR_XFACE
 723acpi_ut_predefined_bios_error(const char *module_name,
 724                              u32 line_number,
 725                              char *pathname,
 726                              u8 node_flags, const char *format, ...);
 727
 728void
 729acpi_ut_namespace_error(const char *module_name,
 730                        u32 line_number,
 731                        const char *internal_name, acpi_status lookup_status);
 732
 733void
 734acpi_ut_method_error(const char *module_name,
 735                     u32 line_number,
 736                     const char *message,
 737                     struct acpi_namespace_node *node,
 738                     const char *path, acpi_status lookup_status);
 739
 740#endif                          /* _ACUTILS_H */
 741