acinterp.h 16 KB

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  1. /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
  2. /******************************************************************************
  3. *
  4. * Name: acinterp.h - Interpreter subcomponent prototypes and defines
  5. *
  6. * Copyright (C) 2000 - 2022, Intel Corp.
  7. *
  8. *****************************************************************************/
  9. #ifndef __ACINTERP_H__
  10. #define __ACINTERP_H__
  11. #define ACPI_WALK_OPERANDS (&(walk_state->operands [walk_state->num_operands -1]))
  12. /* Macros for tables used for debug output */
  13. #define ACPI_EXD_OFFSET(f) (u8) ACPI_OFFSET (union acpi_operand_object,f)
  14. #define ACPI_EXD_NSOFFSET(f) (u8) ACPI_OFFSET (struct acpi_namespace_node,f)
  15. #define ACPI_EXD_TABLE_SIZE(name) (sizeof(name) / sizeof (struct acpi_exdump_info))
  16. /*
  17. * If possible, pack the following structures to byte alignment, since we
  18. * don't care about performance for debug output. Two cases where we cannot
  19. * pack the structures:
  20. *
  21. * 1) Hardware does not support misaligned memory transfers
  22. * 2) Compiler does not support pointers within packed structures
  23. */
  24. #if (!defined(ACPI_MISALIGNMENT_NOT_SUPPORTED) && !defined(ACPI_PACKED_POINTERS_NOT_SUPPORTED))
  25. #pragma pack(1)
  26. #endif
  27. typedef const struct acpi_exdump_info {
  28. u8 opcode;
  29. u8 offset;
  30. const char *name;
  31. } acpi_exdump_info;
  32. /* Values for the Opcode field above */
  33. #define ACPI_EXD_INIT 0
  34. #define ACPI_EXD_TYPE 1
  35. #define ACPI_EXD_UINT8 2
  36. #define ACPI_EXD_UINT16 3
  37. #define ACPI_EXD_UINT32 4
  38. #define ACPI_EXD_UINT64 5
  39. #define ACPI_EXD_LITERAL 6
  40. #define ACPI_EXD_POINTER 7
  41. #define ACPI_EXD_ADDRESS 8
  42. #define ACPI_EXD_STRING 9
  43. #define ACPI_EXD_BUFFER 10
  44. #define ACPI_EXD_PACKAGE 11
  45. #define ACPI_EXD_FIELD 12
  46. #define ACPI_EXD_REFERENCE 13
  47. #define ACPI_EXD_LIST 14 /* Operand object list */
  48. #define ACPI_EXD_HDLR_LIST 15 /* Address Handler list */
  49. #define ACPI_EXD_RGN_LIST 16 /* Region list */
  50. #define ACPI_EXD_NODE 17 /* Namespace Node */
  51. /* restore default alignment */
  52. #pragma pack()
  53. /*
  54. * exconvrt - object conversion
  55. */
  56. acpi_status
  57. acpi_ex_convert_to_integer(union acpi_operand_object *obj_desc,
  58. union acpi_operand_object **result_desc,
  59. u32 implicit_conversion);
  60. acpi_status
  61. acpi_ex_convert_to_buffer(union acpi_operand_object *obj_desc,
  62. union acpi_operand_object **result_desc);
  63. acpi_status
  64. acpi_ex_convert_to_string(union acpi_operand_object *obj_desc,
  65. union acpi_operand_object **result_desc, u32 type);
  66. /* Types for ->String conversion */
  67. #define ACPI_EXPLICIT_BYTE_COPY 0x00000000
  68. #define ACPI_EXPLICIT_CONVERT_HEX 0x00000001
  69. #define ACPI_IMPLICIT_CONVERT_HEX 0x00000002
  70. #define ACPI_EXPLICIT_CONVERT_DECIMAL 0x00000003
  71. acpi_status
  72. acpi_ex_convert_to_target_type(acpi_object_type destination_type,
  73. union acpi_operand_object *source_desc,
  74. union acpi_operand_object **result_desc,
  75. struct acpi_walk_state *walk_state);
  76. /*
  77. * exdebug - AML debug object
  78. */
  79. void
  80. acpi_ex_do_debug_object(union acpi_operand_object *source_desc,
  81. u32 level, u32 index);
  82. void
  83. acpi_ex_start_trace_method(struct acpi_namespace_node *method_node,
  84. union acpi_operand_object *obj_desc,
  85. struct acpi_walk_state *walk_state);
  86. void
  87. acpi_ex_stop_trace_method(struct acpi_namespace_node *method_node,
  88. union acpi_operand_object *obj_desc,
  89. struct acpi_walk_state *walk_state);
  90. void
  91. acpi_ex_start_trace_opcode(union acpi_parse_object *op,
  92. struct acpi_walk_state *walk_state);
  93. void
  94. acpi_ex_stop_trace_opcode(union acpi_parse_object *op,
  95. struct acpi_walk_state *walk_state);
  96. void
  97. acpi_ex_trace_point(acpi_trace_event_type type,
  98. u8 begin, u8 *aml, char *pathname);
  99. /*
  100. * exfield - ACPI AML (p-code) execution - field manipulation
  101. */
  102. acpi_status
  103. acpi_ex_get_protocol_buffer_length(u32 protocol_id, u32 *return_length);
  104. acpi_status
  105. acpi_ex_common_buffer_setup(union acpi_operand_object *obj_desc,
  106. u32 buffer_length, u32 * datum_count);
  107. acpi_status
  108. acpi_ex_write_with_update_rule(union acpi_operand_object *obj_desc,
  109. u64 mask,
  110. u64 field_value, u32 field_datum_byte_offset);
  111. void
  112. acpi_ex_get_buffer_datum(u64 *datum,
  113. void *buffer,
  114. u32 buffer_length,
  115. u32 byte_granularity, u32 buffer_offset);
  116. void
  117. acpi_ex_set_buffer_datum(u64 merged_datum,
  118. void *buffer,
  119. u32 buffer_length,
  120. u32 byte_granularity, u32 buffer_offset);
  121. acpi_status
  122. acpi_ex_read_data_from_field(struct acpi_walk_state *walk_state,
  123. union acpi_operand_object *obj_desc,
  124. union acpi_operand_object **ret_buffer_desc);
  125. acpi_status
  126. acpi_ex_write_data_to_field(union acpi_operand_object *source_desc,
  127. union acpi_operand_object *obj_desc,
  128. union acpi_operand_object **result_desc);
  129. /*
  130. * exfldio - low level field I/O
  131. */
  132. acpi_status
  133. acpi_ex_extract_from_field(union acpi_operand_object *obj_desc,
  134. void *buffer, u32 buffer_length);
  135. acpi_status
  136. acpi_ex_insert_into_field(union acpi_operand_object *obj_desc,
  137. void *buffer, u32 buffer_length);
  138. acpi_status
  139. acpi_ex_access_region(union acpi_operand_object *obj_desc,
  140. u32 field_datum_byte_offset, u64 *value, u32 read_write);
  141. /*
  142. * exmisc - misc support routines
  143. */
  144. acpi_status
  145. acpi_ex_get_object_reference(union acpi_operand_object *obj_desc,
  146. union acpi_operand_object **return_desc,
  147. struct acpi_walk_state *walk_state);
  148. acpi_status
  149. acpi_ex_concat_template(union acpi_operand_object *obj_desc,
  150. union acpi_operand_object *obj_desc2,
  151. union acpi_operand_object **actual_return_desc,
  152. struct acpi_walk_state *walk_state);
  153. acpi_status
  154. acpi_ex_do_concatenate(union acpi_operand_object *obj_desc,
  155. union acpi_operand_object *obj_desc2,
  156. union acpi_operand_object **actual_return_desc,
  157. struct acpi_walk_state *walk_state);
  158. acpi_status
  159. acpi_ex_do_logical_numeric_op(u16 opcode,
  160. u64 integer0, u64 integer1, u8 *logical_result);
  161. acpi_status
  162. acpi_ex_do_logical_op(u16 opcode,
  163. union acpi_operand_object *operand0,
  164. union acpi_operand_object *operand1, u8 *logical_result);
  165. u64 acpi_ex_do_math_op(u16 opcode, u64 operand0, u64 operand1);
  166. acpi_status acpi_ex_create_mutex(struct acpi_walk_state *walk_state);
  167. acpi_status acpi_ex_create_processor(struct acpi_walk_state *walk_state);
  168. acpi_status acpi_ex_create_power_resource(struct acpi_walk_state *walk_state);
  169. acpi_status
  170. acpi_ex_create_region(u8 * aml_start,
  171. u32 aml_length,
  172. u8 region_space, struct acpi_walk_state *walk_state);
  173. acpi_status acpi_ex_create_event(struct acpi_walk_state *walk_state);
  174. acpi_status acpi_ex_create_alias(struct acpi_walk_state *walk_state);
  175. acpi_status
  176. acpi_ex_create_method(u8 * aml_start,
  177. u32 aml_length, struct acpi_walk_state *walk_state);
  178. /*
  179. * exconfig - dynamic table load/unload
  180. */
  181. acpi_status
  182. acpi_ex_load_op(union acpi_operand_object *obj_desc,
  183. union acpi_operand_object *target,
  184. struct acpi_walk_state *walk_state);
  185. acpi_status
  186. acpi_ex_load_table_op(struct acpi_walk_state *walk_state,
  187. union acpi_operand_object **return_desc);
  188. acpi_status acpi_ex_unload_table(union acpi_operand_object *ddb_handle);
  189. /*
  190. * exmutex - mutex support
  191. */
  192. acpi_status
  193. acpi_ex_acquire_mutex(union acpi_operand_object *time_desc,
  194. union acpi_operand_object *obj_desc,
  195. struct acpi_walk_state *walk_state);
  196. acpi_status
  197. acpi_ex_acquire_mutex_object(u16 timeout,
  198. union acpi_operand_object *obj_desc,
  199. acpi_thread_id thread_id);
  200. acpi_status
  201. acpi_ex_release_mutex(union acpi_operand_object *obj_desc,
  202. struct acpi_walk_state *walk_state);
  203. acpi_status acpi_ex_release_mutex_object(union acpi_operand_object *obj_desc);
  204. void acpi_ex_release_all_mutexes(struct acpi_thread_state *thread);
  205. void acpi_ex_unlink_mutex(union acpi_operand_object *obj_desc);
  206. /*
  207. * exprep - ACPI AML execution - prep utilities
  208. */
  209. acpi_status
  210. acpi_ex_prep_common_field_object(union acpi_operand_object *obj_desc,
  211. u8 field_flags,
  212. u8 field_attribute,
  213. u32 field_bit_position, u32 field_bit_length);
  214. acpi_status acpi_ex_prep_field_value(struct acpi_create_field_info *info);
  215. /*
  216. * exserial - field_unit support for serial address spaces
  217. */
  218. acpi_status
  219. acpi_ex_read_serial_bus(union acpi_operand_object *obj_desc,
  220. union acpi_operand_object **return_buffer);
  221. acpi_status
  222. acpi_ex_write_serial_bus(union acpi_operand_object *source_desc,
  223. union acpi_operand_object *obj_desc,
  224. union acpi_operand_object **return_buffer);
  225. acpi_status
  226. acpi_ex_read_gpio(union acpi_operand_object *obj_desc, void *buffer);
  227. acpi_status
  228. acpi_ex_write_gpio(union acpi_operand_object *source_desc,
  229. union acpi_operand_object *obj_desc,
  230. union acpi_operand_object **return_buffer);
  231. /*
  232. * exsystem - Interface to OS services
  233. */
  234. acpi_status
  235. acpi_ex_system_do_notify_op(union acpi_operand_object *value,
  236. union acpi_operand_object *obj_desc);
  237. acpi_status acpi_ex_system_do_sleep(u64 time);
  238. acpi_status acpi_ex_system_do_stall(u32 time);
  239. acpi_status acpi_ex_system_signal_event(union acpi_operand_object *obj_desc);
  240. acpi_status
  241. acpi_ex_system_wait_event(union acpi_operand_object *time,
  242. union acpi_operand_object *obj_desc);
  243. acpi_status acpi_ex_system_reset_event(union acpi_operand_object *obj_desc);
  244. acpi_status
  245. acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout);
  246. acpi_status acpi_ex_system_wait_mutex(acpi_mutex mutex, u16 timeout);
  247. /*
  248. * exoparg1 - ACPI AML execution, 1 operand
  249. */
  250. acpi_status acpi_ex_opcode_0A_0T_1R(struct acpi_walk_state *walk_state);
  251. acpi_status acpi_ex_opcode_1A_0T_0R(struct acpi_walk_state *walk_state);
  252. acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state);
  253. acpi_status acpi_ex_opcode_1A_1T_1R(struct acpi_walk_state *walk_state);
  254. acpi_status acpi_ex_opcode_1A_1T_0R(struct acpi_walk_state *walk_state);
  255. /*
  256. * exoparg2 - ACPI AML execution, 2 operands
  257. */
  258. acpi_status acpi_ex_opcode_2A_0T_0R(struct acpi_walk_state *walk_state);
  259. acpi_status acpi_ex_opcode_2A_0T_1R(struct acpi_walk_state *walk_state);
  260. acpi_status acpi_ex_opcode_2A_1T_1R(struct acpi_walk_state *walk_state);
  261. acpi_status acpi_ex_opcode_2A_2T_1R(struct acpi_walk_state *walk_state);
  262. /*
  263. * exoparg3 - ACPI AML execution, 3 operands
  264. */
  265. acpi_status acpi_ex_opcode_3A_0T_0R(struct acpi_walk_state *walk_state);
  266. acpi_status acpi_ex_opcode_3A_1T_1R(struct acpi_walk_state *walk_state);
  267. /*
  268. * exoparg6 - ACPI AML execution, 6 operands
  269. */
  270. acpi_status acpi_ex_opcode_6A_0T_1R(struct acpi_walk_state *walk_state);
  271. /*
  272. * exresolv - Object resolution and get value functions
  273. */
  274. acpi_status
  275. acpi_ex_resolve_to_value(union acpi_operand_object **stack_ptr,
  276. struct acpi_walk_state *walk_state);
  277. acpi_status
  278. acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state,
  279. union acpi_operand_object *operand,
  280. acpi_object_type *return_type,
  281. union acpi_operand_object **return_desc);
  282. /*
  283. * exresnte - resolve namespace node
  284. */
  285. acpi_status
  286. acpi_ex_resolve_node_to_value(struct acpi_namespace_node **stack_ptr,
  287. struct acpi_walk_state *walk_state);
  288. /*
  289. * exresop - resolve operand to value
  290. */
  291. acpi_status
  292. acpi_ex_resolve_operands(u16 opcode,
  293. union acpi_operand_object **stack_ptr,
  294. struct acpi_walk_state *walk_state);
  295. /*
  296. * exdump - Interpreter debug output routines
  297. */
  298. void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth);
  299. void
  300. acpi_ex_dump_operands(union acpi_operand_object **operands,
  301. const char *opcode_name, u32 num_opcodes);
  302. void
  303. acpi_ex_dump_object_descriptor(union acpi_operand_object *object, u32 flags);
  304. void acpi_ex_dump_namespace_node(struct acpi_namespace_node *node, u32 flags);
  305. /*
  306. * exnames - AML namestring support
  307. */
  308. acpi_status
  309. acpi_ex_get_name_string(acpi_object_type data_type,
  310. u8 * in_aml_address,
  311. char **out_name_string, u32 * out_name_length);
  312. /*
  313. * exstore - Object store support
  314. */
  315. acpi_status
  316. acpi_ex_store(union acpi_operand_object *val_desc,
  317. union acpi_operand_object *dest_desc,
  318. struct acpi_walk_state *walk_state);
  319. acpi_status
  320. acpi_ex_store_object_to_node(union acpi_operand_object *source_desc,
  321. struct acpi_namespace_node *node,
  322. struct acpi_walk_state *walk_state,
  323. u8 implicit_conversion);
  324. /*
  325. * exstoren - resolve/store object
  326. */
  327. acpi_status
  328. acpi_ex_resolve_object(union acpi_operand_object **source_desc_ptr,
  329. acpi_object_type target_type,
  330. struct acpi_walk_state *walk_state);
  331. acpi_status
  332. acpi_ex_store_object_to_object(union acpi_operand_object *source_desc,
  333. union acpi_operand_object *dest_desc,
  334. union acpi_operand_object **new_desc,
  335. struct acpi_walk_state *walk_state);
  336. /*
  337. * exstorob - store object - buffer/string
  338. */
  339. acpi_status
  340. acpi_ex_store_buffer_to_buffer(union acpi_operand_object *source_desc,
  341. union acpi_operand_object *target_desc);
  342. acpi_status
  343. acpi_ex_store_string_to_string(union acpi_operand_object *source_desc,
  344. union acpi_operand_object *target_desc);
  345. /*
  346. * excopy - object copy
  347. */
  348. acpi_status
  349. acpi_ex_copy_integer_to_index_field(union acpi_operand_object *source_desc,
  350. union acpi_operand_object *target_desc);
  351. acpi_status
  352. acpi_ex_copy_integer_to_bank_field(union acpi_operand_object *source_desc,
  353. union acpi_operand_object *target_desc);
  354. acpi_status
  355. acpi_ex_copy_data_to_named_field(union acpi_operand_object *source_desc,
  356. struct acpi_namespace_node *node);
  357. acpi_status
  358. acpi_ex_copy_integer_to_buffer_field(union acpi_operand_object *source_desc,
  359. union acpi_operand_object *target_desc);
  360. /*
  361. * exutils - interpreter/scanner utilities
  362. */
  363. void acpi_ex_enter_interpreter(void);
  364. void acpi_ex_exit_interpreter(void);
  365. u8 acpi_ex_truncate_for32bit_table(union acpi_operand_object *obj_desc);
  366. void acpi_ex_acquire_global_lock(u32 rule);
  367. void acpi_ex_release_global_lock(u32 rule);
  368. void acpi_ex_eisa_id_to_string(char *dest, u64 compressed_id);
  369. void acpi_ex_integer_to_string(char *dest, u64 value);
  370. void acpi_ex_pci_cls_to_string(char *dest, u8 class_code[3]);
  371. u8 acpi_is_valid_space_id(u8 space_id);
  372. /*
  373. * exregion - default op_region handlers
  374. */
  375. acpi_status
  376. acpi_ex_system_memory_space_handler(u32 function,
  377. acpi_physical_address address,
  378. u32 bit_width,
  379. u64 *value,
  380. void *handler_context,
  381. void *region_context);
  382. acpi_status
  383. acpi_ex_system_io_space_handler(u32 function,
  384. acpi_physical_address address,
  385. u32 bit_width,
  386. u64 *value,
  387. void *handler_context, void *region_context);
  388. acpi_status
  389. acpi_ex_pci_config_space_handler(u32 function,
  390. acpi_physical_address address,
  391. u32 bit_width,
  392. u64 *value,
  393. void *handler_context, void *region_context);
  394. acpi_status
  395. acpi_ex_cmos_space_handler(u32 function,
  396. acpi_physical_address address,
  397. u32 bit_width,
  398. u64 *value,
  399. void *handler_context, void *region_context);
  400. acpi_status
  401. acpi_ex_pci_bar_space_handler(u32 function,
  402. acpi_physical_address address,
  403. u32 bit_width,
  404. u64 *value,
  405. void *handler_context, void *region_context);
  406. acpi_status
  407. acpi_ex_embedded_controller_space_handler(u32 function,
  408. acpi_physical_address address,
  409. u32 bit_width,
  410. u64 *value,
  411. void *handler_context,
  412. void *region_context);
  413. acpi_status
  414. acpi_ex_sm_bus_space_handler(u32 function,
  415. acpi_physical_address address,
  416. u32 bit_width,
  417. u64 *value,
  418. void *handler_context, void *region_context);
  419. acpi_status
  420. acpi_ex_data_table_space_handler(u32 function,
  421. acpi_physical_address address,
  422. u32 bit_width,
  423. u64 *value,
  424. void *handler_context, void *region_context);
  425. #endif /* __INTERP_H__ */