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acutils.h
资源名称：SBC-2410X_kernel.tar.gz　[点击查看]
上传用户：lgb322
上传日期：2013-02-24
资源大小：30529k
文件大小：13k
源码类别：

嵌入式Linux

开发平台：

Unix_Linux

acutils.h：源码内容
  1. /******************************************************************************
  2.  *
  3.  * Name: acutils.h -- prototypes for the common (subsystem-wide) procedures
  4.  *       $Revision: 117 $
  5.  *
  6.  *****************************************************************************/
  8. /*
  9.  *  Copyright (C) 2000, 2001 R. Byron Moore
  10.  *
  11.  *  This program is free software; you can redistribute it and/or modify
  12.  *  it under the terms of the GNU General Public License as published by
  13.  *  the Free Software Foundation; either version 2 of the License, or
  14.  *  (at your option) any later version.
  15.  *
  16.  *  This program is distributed in the hope that it will be useful,
  17.  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  18.  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19.  *  GNU General Public License for more details.
  20.  *
  21.  *  You should have received a copy of the GNU General Public License
  22.  *  along with this program; if not, write to the Free Software
  23.  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  24.  */
  26. #ifndef _ACUTILS_H
  27. #define _ACUTILS_H
  30. typedef
  31. acpi_status (*ACPI_PKG_CALLBACK) (
  32. u8                      object_type,
  33. acpi_operand_object     *source_object,
  34. acpi_generic_state      *state,
  35. void                    *context);
  38. acpi_status
  39. acpi_ut_walk_package_tree (
  40. acpi_operand_object     *source_object,
  41. void                    *target_object,
  42. ACPI_PKG_CALLBACK       walk_callback,
  43. void                    *context);
  46. typedef struct acpi_pkg_info
  47. {
  48. u8                      *free_space;
  49. u32                     length;
  50. u32                     object_space;
  51. u32                     num_packages;
  52. } acpi_pkg_info;
  54. #define REF_INCREMENT       (u16) 0
  55. #define REF_DECREMENT       (u16) 1
  56. #define REF_FORCE_DELETE    (u16) 2
  58. /* Acpi_ut_dump_buffer */
  60. #define DB_BYTE_DISPLAY     1
  61. #define DB_WORD_DISPLAY     2
  62. #define DB_DWORD_DISPLAY    4
  63. #define DB_QWORD_DISPLAY    8
  66. /* Global initialization interfaces */
  68. void
  69. acpi_ut_init_globals (
  70. void);
  72. void
  73. acpi_ut_terminate (
  74. void);
  77. /*
  78.  * Ut_init - miscellaneous initialization and shutdown
  79.  */
  81. acpi_status
  82. acpi_ut_hardware_initialize (
  83. void);
  85. acpi_status
  86. acpi_ut_subsystem_shutdown (
  87. void);
  89. acpi_status
  90. acpi_ut_validate_fadt (
  91. void);
  93. /*
  94.  * Ut_global - Global data structures and procedures
  95.  */
  97. #ifdef ACPI_DEBUG
  99. NATIVE_CHAR *
  100. acpi_ut_get_mutex_name (
  101. u32                     mutex_id);
  103. NATIVE_CHAR *
  104. acpi_ut_get_type_name (
  105. u32                     type);
  107. NATIVE_CHAR *
  108. acpi_ut_get_region_name (
  109. u8                      space_id);
  111. #endif
  114. u8
  115. acpi_ut_hex_to_ascii_char (
  116. acpi_integer            integer,
  117. u32                     position);
  119. u8
  120. acpi_ut_valid_object_type (
  121. u32                     type);
  123. acpi_owner_id
  124. acpi_ut_allocate_owner_id (
  125. u32                     id_type);
  128. /*
  129.  * Ut_clib - Local implementations of C library functions
  130.  */
  132. #ifndef ACPI_USE_SYSTEM_CLIBRARY
  134. u32
  135. acpi_ut_strlen (
  136. const NATIVE_CHAR       *string);
  138. NATIVE_CHAR *
  139. acpi_ut_strcpy (
  140. NATIVE_CHAR             *dst_string,
  141. const NATIVE_CHAR       *src_string);
  143. NATIVE_CHAR *
  144. acpi_ut_strncpy (
  145. NATIVE_CHAR             *dst_string,
  146. const NATIVE_CHAR       *src_string,
  147. NATIVE_UINT             count);
  149. u32
  150. acpi_ut_strncmp (
  151. const NATIVE_CHAR       *string1,
  152. const NATIVE_CHAR       *string2,
  153. NATIVE_UINT             count);
  155. u32
  156. acpi_ut_strcmp (
  157. const NATIVE_CHAR       *string1,
  158. const NATIVE_CHAR       *string2);
  160. NATIVE_CHAR *
  161. acpi_ut_strcat (
  162. NATIVE_CHAR             *dst_string,
  163. const NATIVE_CHAR       *src_string);
  165. NATIVE_CHAR *
  166. acpi_ut_strncat (
  167. NATIVE_CHAR             *dst_string,
  168. const NATIVE_CHAR       *src_string,
  169. NATIVE_UINT             count);
  171. u32
  172. acpi_ut_strtoul (
  173. const NATIVE_CHAR       *string,
  174. NATIVE_CHAR             **terminator,
  175. u32                     base);
  177. NATIVE_CHAR *
  178. acpi_ut_strstr (
  179. NATIVE_CHAR             *string1,
  180. NATIVE_CHAR             *string2);
  182. void *
  183. acpi_ut_memcpy (
  184. void                    *dest,
  185. const void              *src,
  186. NATIVE_UINT             count);
  188. void *
  189. acpi_ut_memset (
  190. void                    *dest,
  191. NATIVE_UINT             value,
  192. NATIVE_UINT             count);
  194. u32
  195. acpi_ut_to_upper (
  196. u32                     c);
  198. u32
  199. acpi_ut_to_lower (
  200. u32                     c);
  202. #endif /* ACPI_USE_SYSTEM_CLIBRARY */
  204. /*
  205.  * Ut_copy - Object construction and conversion interfaces
  206.  */
  208. acpi_status
  209. acpi_ut_build_simple_object(
  210. acpi_operand_object     *obj,
  211. acpi_object             *user_obj,
  212. u8                      *data_space,
  213. u32                     *buffer_space_used);
  215. acpi_status
  216. acpi_ut_build_package_object (
  217. acpi_operand_object     *obj,
  218. u8                      *buffer,
  219. u32                     *space_used);
  221. acpi_status
  222. acpi_ut_copy_iobject_to_eobject (
  223. acpi_operand_object     *obj,
  224. acpi_buffer             *ret_buffer);
  226. acpi_status
  227. acpi_ut_copy_esimple_to_isimple(
  228. acpi_object             *user_obj,
  229. acpi_operand_object     **return_obj);
  231. acpi_status
  232. acpi_ut_copy_eobject_to_iobject (
  233. acpi_object             *obj,
  234. acpi_operand_object     **internal_obj);
  236. acpi_status
  237. acpi_ut_copy_isimple_to_isimple (
  238. acpi_operand_object     *source_obj,
  239. acpi_operand_object     *dest_obj);
  241. acpi_status
  242. acpi_ut_copy_ipackage_to_ipackage (
  243. acpi_operand_object     *source_obj,
  244. acpi_operand_object     *dest_obj,
  245. acpi_walk_state         *walk_state);
  248. /*
  249.  * Ut_create - Object creation
  250.  */
  252. acpi_status
  253. acpi_ut_update_object_reference (
  254. acpi_operand_object     *object,
  255. u16                     action);
  258. /*
  259.  * Ut_debug - Debug interfaces
  260.  */
  262. void
  263. acpi_ut_init_stack_ptr_trace (
  264. void);
  266. void
  267. acpi_ut_track_stack_ptr (
  268. void);
  270. void
  271. acpi_ut_trace (
  272. u32                     line_number,
  273. acpi_debug_print_info   *dbg_info);
  275. void
  276. acpi_ut_trace_ptr (
  277. u32                     line_number,
  278. acpi_debug_print_info   *dbg_info,
  279. void                    *pointer);
  281. void
  282. acpi_ut_trace_u32 (
  283. u32                     line_number,
  284. acpi_debug_print_info   *dbg_info,
  285. u32                     integer);
  287. void
  288. acpi_ut_trace_str (
  289. u32                     line_number,
  290. acpi_debug_print_info   *dbg_info,
  291. NATIVE_CHAR             *string);
  293. void
  294. acpi_ut_exit (
  295. u32                     line_number,
  296. acpi_debug_print_info   *dbg_info);
  298. void
  299. acpi_ut_status_exit (
  300. u32                     line_number,
  301. acpi_debug_print_info   *dbg_info,
  302. acpi_status             status);
  304. void
  305. acpi_ut_value_exit (
  306. u32                     line_number,
  307. acpi_debug_print_info   *dbg_info,
  308. acpi_integer            value);
  310. void
  311. acpi_ut_ptr_exit (
  312. u32                     line_number,
  313. acpi_debug_print_info   *dbg_info,
  314. u8                      *ptr);
  316. void
  317. acpi_ut_report_info (
  318. NATIVE_CHAR             *module_name,
  319. u32                     line_number,
  320. u32                     component_id);
  322. void
  323. acpi_ut_report_error (
  324. NATIVE_CHAR             *module_name,
  325. u32                     line_number,
  326. u32                     component_id);
  328. void
  329. acpi_ut_report_warning (
  330. NATIVE_CHAR             *module_name,
  331. u32                     line_number,
  332. u32                     component_id);
  334. void
  335. acpi_ut_dump_buffer (
  336. u8                      *buffer,
  337. u32                     count,
  338. u32                     display,
  339. u32                     component_id);
  341. void
  342. acpi_ut_debug_print (
  343. u32                     requested_debug_level,
  344. u32                     line_number,
  345. acpi_debug_print_info   *dbg_info,
  346. char                    *format,
  347. ...) ACPI_PRINTF_LIKE_FUNC;
  349. void
  350. acpi_ut_debug_print_raw (
  351. u32                     requested_debug_level,
  352. u32                     line_number,
  353. acpi_debug_print_info   *dbg_info,
  354. char                    *format,
  355. ...) ACPI_PRINTF_LIKE_FUNC;
  358. /*
  359.  * Ut_delete - Object deletion
  360.  */
  362. void
  363. acpi_ut_delete_internal_obj (
  364. acpi_operand_object     *object);
  366. void
  367. acpi_ut_delete_internal_package_object (
  368. acpi_operand_object     *object);
  370. void
  371. acpi_ut_delete_internal_simple_object (
  372. acpi_operand_object     *object);
  374. acpi_status
  375. acpi_ut_delete_internal_object_list (
  376. acpi_operand_object     **obj_list);
  379. /*
  380.  * Ut_eval - object evaluation
  381.  */
  383. /* Method name strings */
  385. #define METHOD_NAME__HID        "_HID"
  386. #define METHOD_NAME__UID        "_UID"
  387. #define METHOD_NAME__ADR        "_ADR"
  388. #define METHOD_NAME__STA        "_STA"
  389. #define METHOD_NAME__REG        "_REG"
  390. #define METHOD_NAME__SEG        "_SEG"
  391. #define METHOD_NAME__BBN        "_BBN"
  392. #define METHOD_NAME__PRT        "_PRT"
  395. acpi_status
  396. acpi_ut_evaluate_numeric_object (
  397. NATIVE_CHAR             *object_name,
  398. acpi_namespace_node     *device_node,
  399. acpi_integer            *address);
  401. acpi_status
  402. acpi_ut_execute_HID (
  403. acpi_namespace_node     *device_node,
  404. acpi_device_id          *hid);
  406. acpi_status
  407. acpi_ut_execute_STA (
  408. acpi_namespace_node     *device_node,
  409. u32                     *status_flags);
  411. acpi_status
  412. acpi_ut_execute_UID (
  413. acpi_namespace_node     *device_node,
  414. acpi_device_id          *uid);
  417. /*
  418.  * Ut_mutex - mutual exclusion interfaces
  419.  */
  421. acpi_status
  422. acpi_ut_mutex_initialize (
  423. void);
  425. void
  426. acpi_ut_mutex_terminate (
  427. void);
  429. acpi_status
  430. acpi_ut_create_mutex (
  431. ACPI_MUTEX_HANDLE       mutex_id);
  433. acpi_status
  434. acpi_ut_delete_mutex (
  435. ACPI_MUTEX_HANDLE       mutex_id);
  437. acpi_status
  438. acpi_ut_acquire_mutex (
  439. ACPI_MUTEX_HANDLE       mutex_id);
  441. acpi_status
  442. acpi_ut_release_mutex (
  443. ACPI_MUTEX_HANDLE       mutex_id);
  446. /*
  447.  * Ut_object - internal object create/delete/cache routines
  448.  */
  450. acpi_operand_object  *
  451. acpi_ut_create_internal_object_dbg (
  452. NATIVE_CHAR             *module_name,
  453. u32                     line_number,
  454. u32                     component_id,
  455. acpi_object_type8       type);
  457. void *
  458. acpi_ut_allocate_object_desc_dbg (
  459. NATIVE_CHAR             *module_name,
  460. u32                     line_number,
  461. u32                     component_id);
  463. #define acpi_ut_create_internal_object(t) acpi_ut_create_internal_object_dbg (_THIS_MODULE,__LINE__,_COMPONENT,t)
  464. #define acpi_ut_allocate_object_desc()  acpi_ut_allocate_object_desc_dbg (_THIS_MODULE,__LINE__,_COMPONENT)
  466. void
  467. acpi_ut_delete_object_desc (
  468. acpi_operand_object     *object);
  470. u8
  471. acpi_ut_valid_internal_object (
  472. void                    *object);
  475. /*
  476.  * Ut_ref_cnt - Object reference count management
  477.  */
  479. void
  480. acpi_ut_add_reference (
  481. acpi_operand_object     *object);
  483. void
  484. acpi_ut_remove_reference (
  485. acpi_operand_object     *object);
  487. /*
  488.  * Ut_size - Object size routines
  489.  */
  491. acpi_status
  492. acpi_ut_get_simple_object_size (
  493. acpi_operand_object     *obj,
  494. u32                     *obj_length);
  496. acpi_status
  497. acpi_ut_get_package_object_size (
  498. acpi_operand_object     *obj,
  499. u32                     *obj_length);
  501. acpi_status
  502. acpi_ut_get_object_size(
  503. acpi_operand_object     *obj,
  504. u32                     *obj_length);
  507. /*
  508.  * Ut_state - Generic state creation/cache routines
  509.  */
  511. void
  512. acpi_ut_push_generic_state (
  513. acpi_generic_state      **list_head,
  514. acpi_generic_state      *state);
  516. acpi_generic_state *
  517. acpi_ut_pop_generic_state (
  518. acpi_generic_state      **list_head);
  521. acpi_generic_state *
  522. acpi_ut_create_generic_state (
  523. void);
  525. acpi_generic_state *
  526. acpi_ut_create_update_state (
  527. acpi_operand_object     *object,
  528. u16                     action);
  530. acpi_generic_state *
  531. acpi_ut_create_pkg_state (
  532. void                    *internal_object,
  533. void                    *external_object,
  534. u16                     index);
  536. acpi_status
  537. acpi_ut_create_update_state_and_push (
  538. acpi_operand_object     *object,
  539. u16                     action,
  540. acpi_generic_state      **state_list);
  542. acpi_status
  543. acpi_ut_create_pkg_state_and_push (
  544. void                    *internal_object,
  545. void                    *external_object,
  546. u16                     index,
  547. acpi_generic_state      **state_list);
  549. acpi_generic_state *
  550. acpi_ut_create_control_state (
  551. void);
  553. void
  554. acpi_ut_delete_generic_state (
  555. acpi_generic_state      *state);
  557. void
  558. acpi_ut_delete_generic_state_cache (
  559. void);
  561. void
  562. acpi_ut_delete_object_cache (
  563. void);
  565. /*
  566.  * utmisc
  567.  */
  569. acpi_status
  570. acpi_ut_divide (
  571. acpi_integer            *in_dividend,
  572. acpi_integer            *in_divisor,
  573. acpi_integer            *out_quotient,
  574. acpi_integer            *out_remainder);
  576. acpi_status
  577. acpi_ut_short_divide (
  578. acpi_integer            *in_dividend,
  579. u32                     divisor,
  580. acpi_integer            *out_quotient,
  581. u32                     *out_remainder);
  583. u8
  584. acpi_ut_valid_acpi_name (
  585. u32                     name);
  587. u8
  588. acpi_ut_valid_acpi_character (
  589. NATIVE_CHAR             character);
  591. NATIVE_CHAR *
  592. acpi_ut_strupr (
  593. NATIVE_CHAR             *src_string);
  595. acpi_status
  596. acpi_ut_resolve_package_references (
  597. acpi_operand_object     *obj_desc);
  600. #ifdef ACPI_DEBUG
  601. void
  602. acpi_ut_display_init_pathname (
  603. acpi_handle             obj_handle,
  604. char                    *path);
  606. #endif
  609. /*
  610.  * Utalloc - memory allocation and object caching
  611.  */
  613. void *
  614. acpi_ut_acquire_from_cache (
  615. u32                     list_id);
  617. void
  618. acpi_ut_release_to_cache (
  619. u32                     list_id,
  620. void                    *object);
  622. void
  623. acpi_ut_delete_generic_cache (
  624. u32                     list_id);
  627. /* Debug Memory allocation functions */
  629. void *
  630. acpi_ut_allocate (
  631. u32                     size,
  632. u32                     component,
  633. NATIVE_CHAR             *module,
  634. u32                     line);
  636. void *
  637. acpi_ut_callocate (
  638. u32                     size,
  639. u32                     component,
  640. NATIVE_CHAR             *module,
  641. u32                     line);
  643. void
  644. acpi_ut_free (
  645. void                    *address,
  646. u32                     component,
  647. NATIVE_CHAR             *module,
  648. u32                     line);
  650. #ifdef ACPI_DBG_TRACK_ALLOCATIONS
  651. void
  652. acpi_ut_dump_allocation_info (
  653. void);
  655. void
  656. acpi_ut_dump_allocations (
  657. u32                     component,
  658. NATIVE_CHAR             *module);
  659. #endif
  662. #endif /* _ACUTILS_H */