acutils.h 21 KB

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  1. /******************************************************************************
  2. *
  3. * Name: acutils.h -- prototypes for the common (subsystem-wide) procedures
  4. *
  5. *****************************************************************************/
  6. /*
  7. * Copyright (C) 2000 - 2013, Intel Corp.
  8. * All rights reserved.
  9. *
  10. * Redistribution and use in source and binary forms, with or without
  11. * modification, are permitted provided that the following conditions
  12. * are met:
  13. * 1. Redistributions of source code must retain the above copyright
  14. * notice, this list of conditions, and the following disclaimer,
  15. * without modification.
  16. * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  17. * substantially similar to the "NO WARRANTY" disclaimer below
  18. * ("Disclaimer") and any redistribution must be conditioned upon
  19. * including a substantially similar Disclaimer requirement for further
  20. * binary redistribution.
  21. * 3. Neither the names of the above-listed copyright holders nor the names
  22. * of any contributors may be used to endorse or promote products derived
  23. * from this software without specific prior written permission.
  24. *
  25. * Alternatively, this software may be distributed under the terms of the
  26. * GNU General Public License ("GPL") version 2 as published by the Free
  27. * Software Foundation.
  28. *
  29. * NO WARRANTY
  30. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  31. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  32. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  33. * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  34. * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  35. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  36. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  37. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  38. * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  39. * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  40. * POSSIBILITY OF SUCH DAMAGES.
  41. */
  42. #ifndef _ACUTILS_H
  43. #define _ACUTILS_H
  44. extern const u8 acpi_gbl_resource_aml_sizes[];
  45. extern const u8 acpi_gbl_resource_aml_serial_bus_sizes[];
  46. /* Strings used by the disassembler and debugger resource dump routines */
  47. #if defined(ACPI_DISASSEMBLER) || defined (ACPI_DEBUGGER)
  48. extern const char *acpi_gbl_bm_decode[];
  49. extern const char *acpi_gbl_config_decode[];
  50. extern const char *acpi_gbl_consume_decode[];
  51. extern const char *acpi_gbl_dec_decode[];
  52. extern const char *acpi_gbl_he_decode[];
  53. extern const char *acpi_gbl_io_decode[];
  54. extern const char *acpi_gbl_ll_decode[];
  55. extern const char *acpi_gbl_max_decode[];
  56. extern const char *acpi_gbl_mem_decode[];
  57. extern const char *acpi_gbl_min_decode[];
  58. extern const char *acpi_gbl_mtp_decode[];
  59. extern const char *acpi_gbl_rng_decode[];
  60. extern const char *acpi_gbl_rw_decode[];
  61. extern const char *acpi_gbl_shr_decode[];
  62. extern const char *acpi_gbl_siz_decode[];
  63. extern const char *acpi_gbl_trs_decode[];
  64. extern const char *acpi_gbl_ttp_decode[];
  65. extern const char *acpi_gbl_typ_decode[];
  66. extern const char *acpi_gbl_ppc_decode[];
  67. extern const char *acpi_gbl_ior_decode[];
  68. extern const char *acpi_gbl_dts_decode[];
  69. extern const char *acpi_gbl_ct_decode[];
  70. extern const char *acpi_gbl_sbt_decode[];
  71. extern const char *acpi_gbl_am_decode[];
  72. extern const char *acpi_gbl_sm_decode[];
  73. extern const char *acpi_gbl_wm_decode[];
  74. extern const char *acpi_gbl_cph_decode[];
  75. extern const char *acpi_gbl_cpo_decode[];
  76. extern const char *acpi_gbl_dp_decode[];
  77. extern const char *acpi_gbl_ed_decode[];
  78. extern const char *acpi_gbl_bpb_decode[];
  79. extern const char *acpi_gbl_sb_decode[];
  80. extern const char *acpi_gbl_fc_decode[];
  81. extern const char *acpi_gbl_pt_decode[];
  82. #endif
  83. /*
  84. * For the iASL compiler case, the output is redirected to stderr so that
  85. * any of the various ACPI errors and warnings do not appear in the output
  86. * files, for either the compiler or disassembler portions of the tool.
  87. */
  88. #ifdef ACPI_ASL_COMPILER
  89. #include <stdio.h>
  90. extern FILE *acpi_gbl_output_file;
  91. #define ACPI_MSG_REDIRECT_BEGIN \
  92. FILE *output_file = acpi_gbl_output_file; \
  93. acpi_os_redirect_output (stderr);
  94. #define ACPI_MSG_REDIRECT_END \
  95. acpi_os_redirect_output (output_file);
  96. #else
  97. /*
  98. * non-iASL case - no redirection, nothing to do
  99. */
  100. #define ACPI_MSG_REDIRECT_BEGIN
  101. #define ACPI_MSG_REDIRECT_END
  102. #endif
  103. /*
  104. * Common error message prefixes
  105. */
  106. #define ACPI_MSG_ERROR "ACPI Error: "
  107. #define ACPI_MSG_EXCEPTION "ACPI Exception: "
  108. #define ACPI_MSG_WARNING "ACPI Warning: "
  109. #define ACPI_MSG_INFO "ACPI: "
  110. #define ACPI_MSG_BIOS_ERROR "ACPI BIOS Error (bug): "
  111. #define ACPI_MSG_BIOS_WARNING "ACPI BIOS Warning (bug): "
  112. /*
  113. * Common message suffix
  114. */
  115. #define ACPI_MSG_SUFFIX \
  116. acpi_os_printf (" (%8.8X/%s-%u)\n", ACPI_CA_VERSION, module_name, line_number)
  117. /* Types for Resource descriptor entries */
  118. #define ACPI_INVALID_RESOURCE 0
  119. #define ACPI_FIXED_LENGTH 1
  120. #define ACPI_VARIABLE_LENGTH 2
  121. #define ACPI_SMALL_VARIABLE_LENGTH 3
  122. typedef
  123. acpi_status(*acpi_walk_aml_callback) (u8 *aml,
  124. u32 length,
  125. u32 offset,
  126. u8 resource_index, void **context);
  127. typedef
  128. acpi_status(*acpi_pkg_callback) (u8 object_type,
  129. union acpi_operand_object *source_object,
  130. union acpi_generic_state * state,
  131. void *context);
  132. struct acpi_pkg_info {
  133. u8 *free_space;
  134. acpi_size length;
  135. u32 object_space;
  136. u32 num_packages;
  137. };
  138. /* Object reference counts */
  139. #define REF_INCREMENT (u16) 0
  140. #define REF_DECREMENT (u16) 1
  141. /* acpi_ut_dump_buffer */
  142. #define DB_BYTE_DISPLAY 1
  143. #define DB_WORD_DISPLAY 2
  144. #define DB_DWORD_DISPLAY 4
  145. #define DB_QWORD_DISPLAY 8
  146. /*
  147. * utglobal - Global data structures and procedures
  148. */
  149. acpi_status acpi_ut_init_globals(void);
  150. #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
  151. char *acpi_ut_get_mutex_name(u32 mutex_id);
  152. const char *acpi_ut_get_notify_name(u32 notify_value);
  153. #endif
  154. char *acpi_ut_get_type_name(acpi_object_type type);
  155. char *acpi_ut_get_node_name(void *object);
  156. char *acpi_ut_get_descriptor_name(void *object);
  157. const char *acpi_ut_get_reference_name(union acpi_operand_object *object);
  158. char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc);
  159. char *acpi_ut_get_region_name(u8 space_id);
  160. char *acpi_ut_get_event_name(u32 event_id);
  161. char acpi_ut_hex_to_ascii_char(u64 integer, u32 position);
  162. u8 acpi_ut_valid_object_type(acpi_object_type type);
  163. /*
  164. * utinit - miscellaneous initialization and shutdown
  165. */
  166. acpi_status acpi_ut_hardware_initialize(void);
  167. void acpi_ut_subsystem_shutdown(void);
  168. /*
  169. * utclib - Local implementations of C library functions
  170. */
  171. #ifndef ACPI_USE_SYSTEM_CLIBRARY
  172. acpi_size acpi_ut_strlen(const char *string);
  173. char *acpi_ut_strcpy(char *dst_string, const char *src_string);
  174. char *acpi_ut_strncpy(char *dst_string,
  175. const char *src_string, acpi_size count);
  176. int acpi_ut_memcmp(const char *buffer1, const char *buffer2, acpi_size count);
  177. int acpi_ut_strncmp(const char *string1, const char *string2, acpi_size count);
  178. int acpi_ut_strcmp(const char *string1, const char *string2);
  179. char *acpi_ut_strcat(char *dst_string, const char *src_string);
  180. char *acpi_ut_strncat(char *dst_string,
  181. const char *src_string, acpi_size count);
  182. u32 acpi_ut_strtoul(const char *string, char **terminator, u32 base);
  183. char *acpi_ut_strstr(char *string1, char *string2);
  184. void *acpi_ut_memcpy(void *dest, const void *src, acpi_size count);
  185. void *acpi_ut_memset(void *dest, u8 value, acpi_size count);
  186. int acpi_ut_to_upper(int c);
  187. int acpi_ut_to_lower(int c);
  188. extern const u8 _acpi_ctype[];
  189. #define _ACPI_XA 0x00 /* extra alphabetic - not supported */
  190. #define _ACPI_XS 0x40 /* extra space */
  191. #define _ACPI_BB 0x00 /* BEL, BS, etc. - not supported */
  192. #define _ACPI_CN 0x20 /* CR, FF, HT, NL, VT */
  193. #define _ACPI_DI 0x04 /* '0'-'9' */
  194. #define _ACPI_LO 0x02 /* 'a'-'z' */
  195. #define _ACPI_PU 0x10 /* punctuation */
  196. #define _ACPI_SP 0x08 /* space */
  197. #define _ACPI_UP 0x01 /* 'A'-'Z' */
  198. #define _ACPI_XD 0x80 /* '0'-'9', 'A'-'F', 'a'-'f' */
  199. #define ACPI_IS_DIGIT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_DI))
  200. #define ACPI_IS_SPACE(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_SP))
  201. #define ACPI_IS_XDIGIT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_XD))
  202. #define ACPI_IS_UPPER(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_UP))
  203. #define ACPI_IS_LOWER(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO))
  204. #define ACPI_IS_PRINT(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO | _ACPI_UP | _ACPI_DI | _ACPI_SP | _ACPI_PU))
  205. #define ACPI_IS_ALPHA(c) (_acpi_ctype[(unsigned char)(c)] & (_ACPI_LO | _ACPI_UP))
  206. #endif /* !ACPI_USE_SYSTEM_CLIBRARY */
  207. #define ACPI_IS_ASCII(c) ((c) < 0x80)
  208. /*
  209. * utcopy - Object construction and conversion interfaces
  210. */
  211. acpi_status
  212. acpi_ut_build_simple_object(union acpi_operand_object *obj,
  213. union acpi_object *user_obj,
  214. u8 *data_space, u32 *buffer_space_used);
  215. acpi_status
  216. acpi_ut_build_package_object(union acpi_operand_object *obj,
  217. u8 *buffer, u32 *space_used);
  218. acpi_status
  219. acpi_ut_copy_iobject_to_eobject(union acpi_operand_object *obj,
  220. struct acpi_buffer *ret_buffer);
  221. acpi_status
  222. acpi_ut_copy_eobject_to_iobject(union acpi_object *obj,
  223. union acpi_operand_object **internal_obj);
  224. acpi_status
  225. acpi_ut_copy_isimple_to_isimple(union acpi_operand_object *source_obj,
  226. union acpi_operand_object *dest_obj);
  227. acpi_status
  228. acpi_ut_copy_iobject_to_iobject(union acpi_operand_object *source_desc,
  229. union acpi_operand_object **dest_desc,
  230. struct acpi_walk_state *walk_state);
  231. /*
  232. * utcreate - Object creation
  233. */
  234. acpi_status
  235. acpi_ut_update_object_reference(union acpi_operand_object *object, u16 action);
  236. /*
  237. * utdebug - Debug interfaces
  238. */
  239. void acpi_ut_init_stack_ptr_trace(void);
  240. void acpi_ut_track_stack_ptr(void);
  241. void
  242. acpi_ut_trace(u32 line_number,
  243. const char *function_name,
  244. const char *module_name, u32 component_id);
  245. void
  246. acpi_ut_trace_ptr(u32 line_number,
  247. const char *function_name,
  248. const char *module_name, u32 component_id, void *pointer);
  249. void
  250. acpi_ut_trace_u32(u32 line_number,
  251. const char *function_name,
  252. const char *module_name, u32 component_id, u32 integer);
  253. void
  254. acpi_ut_trace_str(u32 line_number,
  255. const char *function_name,
  256. const char *module_name, u32 component_id, char *string);
  257. void
  258. acpi_ut_exit(u32 line_number,
  259. const char *function_name,
  260. const char *module_name, u32 component_id);
  261. void
  262. acpi_ut_status_exit(u32 line_number,
  263. const char *function_name,
  264. const char *module_name,
  265. u32 component_id, acpi_status status);
  266. void
  267. acpi_ut_value_exit(u32 line_number,
  268. const char *function_name,
  269. const char *module_name, u32 component_id, u64 value);
  270. void
  271. acpi_ut_ptr_exit(u32 line_number,
  272. const char *function_name,
  273. const char *module_name, u32 component_id, u8 *ptr);
  274. void
  275. acpi_ut_debug_dump_buffer(u8 *buffer, u32 count, u32 display, u32 component_id);
  276. void acpi_ut_dump_buffer(u8 *buffer, u32 count, u32 display, u32 offset);
  277. void acpi_ut_report_error(char *module_name, u32 line_number);
  278. void acpi_ut_report_info(char *module_name, u32 line_number);
  279. void acpi_ut_report_warning(char *module_name, u32 line_number);
  280. /*
  281. * utdelete - Object deletion and reference counts
  282. */
  283. void acpi_ut_add_reference(union acpi_operand_object *object);
  284. void acpi_ut_remove_reference(union acpi_operand_object *object);
  285. void acpi_ut_delete_internal_package_object(union acpi_operand_object *object);
  286. void acpi_ut_delete_internal_simple_object(union acpi_operand_object *object);
  287. void acpi_ut_delete_internal_object_list(union acpi_operand_object **obj_list);
  288. /*
  289. * uteval - object evaluation
  290. */
  291. acpi_status
  292. acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node,
  293. char *path,
  294. u32 expected_return_btypes,
  295. union acpi_operand_object **return_desc);
  296. acpi_status
  297. acpi_ut_evaluate_numeric_object(char *object_name,
  298. struct acpi_namespace_node *device_node,
  299. u64 *value);
  300. acpi_status
  301. acpi_ut_execute_STA(struct acpi_namespace_node *device_node, u32 *status_flags);
  302. acpi_status
  303. acpi_ut_execute_power_methods(struct acpi_namespace_node *device_node,
  304. const char **method_names,
  305. u8 method_count, u8 *out_values);
  306. /*
  307. * utids - device ID support
  308. */
  309. acpi_status
  310. acpi_ut_execute_HID(struct acpi_namespace_node *device_node,
  311. struct acpi_pnp_device_id ** return_id);
  312. acpi_status
  313. acpi_ut_execute_UID(struct acpi_namespace_node *device_node,
  314. struct acpi_pnp_device_id ** return_id);
  315. acpi_status
  316. acpi_ut_execute_SUB(struct acpi_namespace_node *device_node,
  317. struct acpi_pnp_device_id **return_id);
  318. acpi_status
  319. acpi_ut_execute_CID(struct acpi_namespace_node *device_node,
  320. struct acpi_pnp_device_id_list ** return_cid_list);
  321. /*
  322. * utlock - reader/writer locks
  323. */
  324. acpi_status acpi_ut_create_rw_lock(struct acpi_rw_lock *lock);
  325. void acpi_ut_delete_rw_lock(struct acpi_rw_lock *lock);
  326. acpi_status acpi_ut_acquire_read_lock(struct acpi_rw_lock *lock);
  327. acpi_status acpi_ut_release_read_lock(struct acpi_rw_lock *lock);
  328. acpi_status acpi_ut_acquire_write_lock(struct acpi_rw_lock *lock);
  329. void acpi_ut_release_write_lock(struct acpi_rw_lock *lock);
  330. /*
  331. * utobject - internal object create/delete/cache routines
  332. */
  333. union acpi_operand_object *acpi_ut_create_internal_object_dbg(const char
  334. *module_name,
  335. u32 line_number,
  336. u32 component_id,
  337. acpi_object_type
  338. type);
  339. void *acpi_ut_allocate_object_desc_dbg(const char *module_name,
  340. u32 line_number, u32 component_id);
  341. #define acpi_ut_create_internal_object(t) acpi_ut_create_internal_object_dbg (_acpi_module_name,__LINE__,_COMPONENT,t)
  342. #define acpi_ut_allocate_object_desc() acpi_ut_allocate_object_desc_dbg (_acpi_module_name,__LINE__,_COMPONENT)
  343. void acpi_ut_delete_object_desc(union acpi_operand_object *object);
  344. u8 acpi_ut_valid_internal_object(void *object);
  345. union acpi_operand_object *acpi_ut_create_package_object(u32 count);
  346. union acpi_operand_object *acpi_ut_create_integer_object(u64 value);
  347. union acpi_operand_object *acpi_ut_create_buffer_object(acpi_size buffer_size);
  348. union acpi_operand_object *acpi_ut_create_string_object(acpi_size string_size);
  349. acpi_status
  350. acpi_ut_get_object_size(union acpi_operand_object *obj, acpi_size * obj_length);
  351. /*
  352. * utosi - Support for the _OSI predefined control method
  353. */
  354. acpi_status acpi_ut_initialize_interfaces(void);
  355. acpi_status acpi_ut_interface_terminate(void);
  356. acpi_status acpi_ut_install_interface(acpi_string interface_name);
  357. acpi_status acpi_ut_remove_interface(acpi_string interface_name);
  358. acpi_status acpi_ut_update_interfaces(u8 action);
  359. struct acpi_interface_info *acpi_ut_get_interface(acpi_string interface_name);
  360. acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state);
  361. /*
  362. * utpredef - support for predefined names
  363. */
  364. const union acpi_predefined_info *acpi_ut_get_next_predefined_method(const union
  365. acpi_predefined_info
  366. *this_name);
  367. const union acpi_predefined_info *acpi_ut_match_predefined_method(char *name);
  368. const union acpi_predefined_info *acpi_ut_match_resource_name(char *name);
  369. void
  370. acpi_ut_display_predefined_method(char *buffer,
  371. const union acpi_predefined_info *this_name,
  372. u8 multi_line);
  373. void acpi_ut_get_expected_return_types(char *buffer, u32 expected_btypes);
  374. u32 acpi_ut_get_resource_bit_width(char *buffer, u16 types);
  375. /*
  376. * utstate - Generic state creation/cache routines
  377. */
  378. void
  379. acpi_ut_push_generic_state(union acpi_generic_state **list_head,
  380. union acpi_generic_state *state);
  381. union acpi_generic_state *acpi_ut_pop_generic_state(union acpi_generic_state
  382. **list_head);
  383. union acpi_generic_state *acpi_ut_create_generic_state(void);
  384. struct acpi_thread_state *acpi_ut_create_thread_state(void);
  385. union acpi_generic_state *acpi_ut_create_update_state(union acpi_operand_object
  386. *object, u16 action);
  387. union acpi_generic_state *acpi_ut_create_pkg_state(void *internal_object,
  388. void *external_object,
  389. u16 index);
  390. acpi_status
  391. acpi_ut_create_update_state_and_push(union acpi_operand_object *object,
  392. u16 action,
  393. union acpi_generic_state **state_list);
  394. #ifdef ACPI_FUTURE_USAGE
  395. acpi_status
  396. acpi_ut_create_pkg_state_and_push(void *internal_object,
  397. void *external_object,
  398. u16 index,
  399. union acpi_generic_state **state_list);
  400. #endif /* ACPI_FUTURE_USAGE */
  401. union acpi_generic_state *acpi_ut_create_control_state(void);
  402. void acpi_ut_delete_generic_state(union acpi_generic_state *state);
  403. /*
  404. * utmath
  405. */
  406. acpi_status
  407. acpi_ut_divide(u64 in_dividend,
  408. u64 in_divisor, u64 *out_quotient, u64 *out_remainder);
  409. acpi_status
  410. acpi_ut_short_divide(u64 in_dividend,
  411. u32 divisor, u64 *out_quotient, u32 *out_remainder);
  412. /*
  413. * utmisc
  414. */
  415. const struct acpi_exception_info *acpi_ut_validate_exception(acpi_status
  416. status);
  417. u8 acpi_ut_is_pci_root_bridge(char *id);
  418. u8 acpi_ut_is_aml_table(struct acpi_table_header *table);
  419. acpi_status
  420. acpi_ut_walk_package_tree(union acpi_operand_object *source_object,
  421. void *target_object,
  422. acpi_pkg_callback walk_callback, void *context);
  423. /* Values for Base above (16=Hex, 10=Decimal) */
  424. #define ACPI_ANY_BASE 0
  425. u32 acpi_ut_dword_byte_swap(u32 value);
  426. void acpi_ut_set_integer_width(u8 revision);
  427. #ifdef ACPI_DEBUG_OUTPUT
  428. void
  429. acpi_ut_display_init_pathname(u8 type,
  430. struct acpi_namespace_node *obj_handle,
  431. char *path);
  432. #endif
  433. /*
  434. * utownerid - Support for Table/Method Owner IDs
  435. */
  436. acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id);
  437. void acpi_ut_release_owner_id(acpi_owner_id * owner_id);
  438. /*
  439. * utresrc
  440. */
  441. acpi_status
  442. acpi_ut_walk_aml_resources(struct acpi_walk_state *walk_state,
  443. u8 *aml,
  444. acpi_size aml_length,
  445. acpi_walk_aml_callback user_function,
  446. void **context);
  447. acpi_status
  448. acpi_ut_validate_resource(struct acpi_walk_state *walk_state,
  449. void *aml, u8 *return_index);
  450. u32 acpi_ut_get_descriptor_length(void *aml);
  451. u16 acpi_ut_get_resource_length(void *aml);
  452. u8 acpi_ut_get_resource_header_length(void *aml);
  453. u8 acpi_ut_get_resource_type(void *aml);
  454. acpi_status
  455. acpi_ut_get_resource_end_tag(union acpi_operand_object *obj_desc, u8 **end_tag);
  456. /*
  457. * utstring - String and character utilities
  458. */
  459. void acpi_ut_strupr(char *src_string);
  460. void acpi_ut_strlwr(char *src_string);
  461. int acpi_ut_stricmp(char *string1, char *string2);
  462. acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer);
  463. void acpi_ut_print_string(char *string, u16 max_length);
  464. void ut_convert_backslashes(char *pathname);
  465. u8 acpi_ut_valid_acpi_name(char *name);
  466. u8 acpi_ut_valid_acpi_char(char character, u32 position);
  467. void acpi_ut_repair_name(char *name);
  468. /*
  469. * utmutex - mutex support
  470. */
  471. acpi_status acpi_ut_mutex_initialize(void);
  472. void acpi_ut_mutex_terminate(void);
  473. acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id);
  474. acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id);
  475. /*
  476. * utalloc - memory allocation and object caching
  477. */
  478. acpi_status acpi_ut_create_caches(void);
  479. acpi_status acpi_ut_delete_caches(void);
  480. acpi_status acpi_ut_validate_buffer(struct acpi_buffer *buffer);
  481. acpi_status
  482. acpi_ut_initialize_buffer(struct acpi_buffer *buffer,
  483. acpi_size required_length);
  484. void *acpi_ut_allocate(acpi_size size,
  485. u32 component, const char *module, u32 line);
  486. void *acpi_ut_allocate_zeroed(acpi_size size,
  487. u32 component, const char *module, u32 line);
  488. #ifdef ACPI_DBG_TRACK_ALLOCATIONS
  489. void *acpi_ut_allocate_and_track(acpi_size size,
  490. u32 component, const char *module, u32 line);
  491. void *acpi_ut_allocate_zeroed_and_track(acpi_size size,
  492. u32 component,
  493. const char *module, u32 line);
  494. void
  495. acpi_ut_free_and_track(void *address,
  496. u32 component, const char *module, u32 line);
  497. #ifdef ACPI_FUTURE_USAGE
  498. void acpi_ut_dump_allocation_info(void);
  499. #endif /* ACPI_FUTURE_USAGE */
  500. void acpi_ut_dump_allocations(u32 component, const char *module);
  501. acpi_status
  502. acpi_ut_create_list(char *list_name,
  503. u16 object_size, struct acpi_memory_list **return_cache);
  504. #endif /* ACPI_DBG_TRACK_ALLOCATIONS */
  505. /*
  506. * utaddress - address range check
  507. */
  508. acpi_status
  509. acpi_ut_add_address_range(acpi_adr_space_type space_id,
  510. acpi_physical_address address,
  511. u32 length, struct acpi_namespace_node *region_node);
  512. void
  513. acpi_ut_remove_address_range(acpi_adr_space_type space_id,
  514. struct acpi_namespace_node *region_node);
  515. u32
  516. acpi_ut_check_address_range(acpi_adr_space_type space_id,
  517. acpi_physical_address address, u32 length, u8 warn);
  518. void acpi_ut_delete_address_lists(void);
  519. /*
  520. * utxferror - various error/warning output functions
  521. */
  522. void ACPI_INTERNAL_VAR_XFACE
  523. acpi_ut_predefined_warning(const char *module_name,
  524. u32 line_number,
  525. char *pathname,
  526. u8 node_flags, const char *format, ...);
  527. void ACPI_INTERNAL_VAR_XFACE
  528. acpi_ut_predefined_info(const char *module_name,
  529. u32 line_number,
  530. char *pathname, u8 node_flags, const char *format, ...);
  531. void ACPI_INTERNAL_VAR_XFACE
  532. acpi_ut_predefined_bios_error(const char *module_name,
  533. u32 line_number,
  534. char *pathname,
  535. u8 node_flags, const char *format, ...);
  536. void
  537. acpi_ut_namespace_error(const char *module_name,
  538. u32 line_number,
  539. const char *internal_name, acpi_status lookup_status);
  540. void
  541. acpi_ut_method_error(const char *module_name,
  542. u32 line_number,
  543. const char *message,
  544. struct acpi_namespace_node *node,
  545. const char *path, acpi_status lookup_status);
  546. #endif /* _ACUTILS_H */