aclocal.h 35 KB

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  1. /******************************************************************************
  2. *
  3. * Name: aclocal.h - Internal data types used across the ACPI subsystem
  4. *
  5. *****************************************************************************/
  6. /*
  7. * Copyright (C) 2000 - 2012, 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 __ACLOCAL_H__
  43. #define __ACLOCAL_H__
  44. /* acpisrc:struct_defs -- for acpisrc conversion */
  45. #define ACPI_SERIALIZED 0xFF
  46. typedef u32 acpi_mutex_handle;
  47. #define ACPI_GLOBAL_LOCK (acpi_semaphore) (-1)
  48. /* Total number of aml opcodes defined */
  49. #define AML_NUM_OPCODES 0x81
  50. /* Forward declarations */
  51. struct acpi_walk_state;
  52. struct acpi_obj_mutex;
  53. union acpi_parse_object;
  54. /*****************************************************************************
  55. *
  56. * Mutex typedefs and structs
  57. *
  58. ****************************************************************************/
  59. /*
  60. * Predefined handles for the mutex objects used within the subsystem
  61. * All mutex objects are automatically created by acpi_ut_mutex_initialize.
  62. *
  63. * The acquire/release ordering protocol is implied via this list. Mutexes
  64. * with a lower value must be acquired before mutexes with a higher value.
  65. *
  66. * NOTE: any changes here must be reflected in the acpi_gbl_mutex_names
  67. * table below also!
  68. */
  69. #define ACPI_MTX_INTERPRETER 0 /* AML Interpreter, main lock */
  70. #define ACPI_MTX_NAMESPACE 1 /* ACPI Namespace */
  71. #define ACPI_MTX_TABLES 2 /* Data for ACPI tables */
  72. #define ACPI_MTX_EVENTS 3 /* Data for ACPI events */
  73. #define ACPI_MTX_CACHES 4 /* Internal caches, general purposes */
  74. #define ACPI_MTX_MEMORY 5 /* Debug memory tracking lists */
  75. #define ACPI_MTX_DEBUG_CMD_COMPLETE 6 /* AML debugger */
  76. #define ACPI_MTX_DEBUG_CMD_READY 7 /* AML debugger */
  77. #define ACPI_MAX_MUTEX 7
  78. #define ACPI_NUM_MUTEX ACPI_MAX_MUTEX+1
  79. /* Lock structure for reader/writer interfaces */
  80. struct acpi_rw_lock {
  81. acpi_mutex writer_mutex;
  82. acpi_mutex reader_mutex;
  83. u32 num_readers;
  84. };
  85. /*
  86. * Predefined handles for spinlocks used within the subsystem.
  87. * These spinlocks are created by acpi_ut_mutex_initialize
  88. */
  89. #define ACPI_LOCK_GPES 0
  90. #define ACPI_LOCK_HARDWARE 1
  91. #define ACPI_MAX_LOCK 1
  92. #define ACPI_NUM_LOCK ACPI_MAX_LOCK+1
  93. /* This Thread ID means that the mutex is not in use (unlocked) */
  94. #define ACPI_MUTEX_NOT_ACQUIRED (acpi_thread_id) 0
  95. /* Table for the global mutexes */
  96. struct acpi_mutex_info {
  97. acpi_mutex mutex;
  98. u32 use_count;
  99. acpi_thread_id thread_id;
  100. };
  101. /* Lock flag parameter for various interfaces */
  102. #define ACPI_MTX_DO_NOT_LOCK 0
  103. #define ACPI_MTX_LOCK 1
  104. /* Field access granularities */
  105. #define ACPI_FIELD_BYTE_GRANULARITY 1
  106. #define ACPI_FIELD_WORD_GRANULARITY 2
  107. #define ACPI_FIELD_DWORD_GRANULARITY 4
  108. #define ACPI_FIELD_QWORD_GRANULARITY 8
  109. #define ACPI_ENTRY_NOT_FOUND NULL
  110. /*****************************************************************************
  111. *
  112. * Namespace typedefs and structs
  113. *
  114. ****************************************************************************/
  115. /* Operational modes of the AML interpreter/scanner */
  116. typedef enum {
  117. ACPI_IMODE_LOAD_PASS1 = 0x01,
  118. ACPI_IMODE_LOAD_PASS2 = 0x02,
  119. ACPI_IMODE_EXECUTE = 0x03
  120. } acpi_interpreter_mode;
  121. /*
  122. * The Namespace Node describes a named object that appears in the AML.
  123. * descriptor_type is used to differentiate between internal descriptors.
  124. *
  125. * The node is optimized for both 32-bit and 64-bit platforms:
  126. * 20 bytes for the 32-bit case, 32 bytes for the 64-bit case.
  127. *
  128. * Note: The descriptor_type and Type fields must appear in the identical
  129. * position in both the struct acpi_namespace_node and union acpi_operand_object
  130. * structures.
  131. */
  132. struct acpi_namespace_node {
  133. union acpi_operand_object *object; /* Interpreter object */
  134. u8 descriptor_type; /* Differentiate object descriptor types */
  135. u8 type; /* ACPI Type associated with this name */
  136. u8 flags; /* Miscellaneous flags */
  137. acpi_owner_id owner_id; /* Node creator */
  138. union acpi_name_union name; /* ACPI Name, always 4 chars per ACPI spec */
  139. struct acpi_namespace_node *parent; /* Parent node */
  140. struct acpi_namespace_node *child; /* First child */
  141. struct acpi_namespace_node *peer; /* First peer */
  142. /*
  143. * The following fields are used by the ASL compiler and disassembler only
  144. */
  145. #ifdef ACPI_LARGE_NAMESPACE_NODE
  146. union acpi_parse_object *op;
  147. u32 value;
  148. u32 length;
  149. #endif
  150. };
  151. /* Namespace Node flags */
  152. #define ANOBJ_RESERVED 0x01 /* Available for use */
  153. #define ANOBJ_TEMPORARY 0x02 /* Node is create by a method and is temporary */
  154. #define ANOBJ_METHOD_ARG 0x04 /* Node is a method argument */
  155. #define ANOBJ_METHOD_LOCAL 0x08 /* Node is a method local */
  156. #define ANOBJ_SUBTREE_HAS_INI 0x10 /* Used to optimize device initialization */
  157. #define ANOBJ_EVALUATED 0x20 /* Set on first evaluation of node */
  158. #define ANOBJ_ALLOCATED_BUFFER 0x40 /* Method AML buffer is dynamic (install_method) */
  159. #define ANOBJ_IS_EXTERNAL 0x08 /* i_aSL only: This object created via External() */
  160. #define ANOBJ_METHOD_NO_RETVAL 0x10 /* i_aSL only: Method has no return value */
  161. #define ANOBJ_METHOD_SOME_NO_RETVAL 0x20 /* i_aSL only: Method has at least one return value */
  162. #define ANOBJ_IS_BIT_OFFSET 0x40 /* i_aSL only: Reference is a bit offset */
  163. #define ANOBJ_IS_REFERENCED 0x80 /* i_aSL only: Object was referenced */
  164. /* Internal ACPI table management - master table list */
  165. struct acpi_table_list {
  166. struct acpi_table_desc *tables; /* Table descriptor array */
  167. u32 current_table_count; /* Tables currently in the array */
  168. u32 max_table_count; /* Max tables array will hold */
  169. u8 flags;
  170. };
  171. /* Flags for above */
  172. #define ACPI_ROOT_ORIGIN_UNKNOWN (0) /* ~ORIGIN_ALLOCATED */
  173. #define ACPI_ROOT_ORIGIN_ALLOCATED (1)
  174. #define ACPI_ROOT_ALLOW_RESIZE (2)
  175. /* Predefined (fixed) table indexes */
  176. #define ACPI_TABLE_INDEX_DSDT (0)
  177. #define ACPI_TABLE_INDEX_FACS (1)
  178. struct acpi_find_context {
  179. char *search_for;
  180. acpi_handle *list;
  181. u32 *count;
  182. };
  183. struct acpi_ns_search_data {
  184. struct acpi_namespace_node *node;
  185. };
  186. /* Object types used during package copies */
  187. #define ACPI_COPY_TYPE_SIMPLE 0
  188. #define ACPI_COPY_TYPE_PACKAGE 1
  189. /* Info structure used to convert external<->internal namestrings */
  190. struct acpi_namestring_info {
  191. const char *external_name;
  192. const char *next_external_char;
  193. char *internal_name;
  194. u32 length;
  195. u32 num_segments;
  196. u32 num_carats;
  197. u8 fully_qualified;
  198. };
  199. /* Field creation info */
  200. struct acpi_create_field_info {
  201. struct acpi_namespace_node *region_node;
  202. struct acpi_namespace_node *field_node;
  203. struct acpi_namespace_node *register_node;
  204. struct acpi_namespace_node *data_register_node;
  205. struct acpi_namespace_node *connection_node;
  206. u8 *resource_buffer;
  207. u32 bank_value;
  208. u32 field_bit_position;
  209. u32 field_bit_length;
  210. u16 resource_length;
  211. u8 field_flags;
  212. u8 attribute;
  213. u8 field_type;
  214. u8 access_length;
  215. };
  216. typedef
  217. acpi_status(*ACPI_INTERNAL_METHOD) (struct acpi_walk_state * walk_state);
  218. /*
  219. * Bitmapped ACPI types. Used internally only
  220. */
  221. #define ACPI_BTYPE_ANY 0x00000000
  222. #define ACPI_BTYPE_INTEGER 0x00000001
  223. #define ACPI_BTYPE_STRING 0x00000002
  224. #define ACPI_BTYPE_BUFFER 0x00000004
  225. #define ACPI_BTYPE_PACKAGE 0x00000008
  226. #define ACPI_BTYPE_FIELD_UNIT 0x00000010
  227. #define ACPI_BTYPE_DEVICE 0x00000020
  228. #define ACPI_BTYPE_EVENT 0x00000040
  229. #define ACPI_BTYPE_METHOD 0x00000080
  230. #define ACPI_BTYPE_MUTEX 0x00000100
  231. #define ACPI_BTYPE_REGION 0x00000200
  232. #define ACPI_BTYPE_POWER 0x00000400
  233. #define ACPI_BTYPE_PROCESSOR 0x00000800
  234. #define ACPI_BTYPE_THERMAL 0x00001000
  235. #define ACPI_BTYPE_BUFFER_FIELD 0x00002000
  236. #define ACPI_BTYPE_DDB_HANDLE 0x00004000
  237. #define ACPI_BTYPE_DEBUG_OBJECT 0x00008000
  238. #define ACPI_BTYPE_REFERENCE 0x00010000
  239. #define ACPI_BTYPE_RESOURCE 0x00020000
  240. #define ACPI_BTYPE_COMPUTE_DATA (ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING | ACPI_BTYPE_BUFFER)
  241. #define ACPI_BTYPE_DATA (ACPI_BTYPE_COMPUTE_DATA | ACPI_BTYPE_PACKAGE)
  242. #define ACPI_BTYPE_DATA_REFERENCE (ACPI_BTYPE_DATA | ACPI_BTYPE_REFERENCE | ACPI_BTYPE_DDB_HANDLE)
  243. #define ACPI_BTYPE_DEVICE_OBJECTS (ACPI_BTYPE_DEVICE | ACPI_BTYPE_THERMAL | ACPI_BTYPE_PROCESSOR)
  244. #define ACPI_BTYPE_OBJECTS_AND_REFS 0x0001FFFF /* ARG or LOCAL */
  245. #define ACPI_BTYPE_ALL_OBJECTS 0x0000FFFF
  246. /*
  247. * Information structure for ACPI predefined names.
  248. * Each entry in the table contains the following items:
  249. *
  250. * Name - The ACPI reserved name
  251. * param_count - Number of arguments to the method
  252. * expected_return_btypes - Allowed type(s) for the return value
  253. */
  254. struct acpi_name_info {
  255. char name[ACPI_NAME_SIZE];
  256. u8 param_count;
  257. u8 expected_btypes;
  258. };
  259. /*
  260. * Secondary information structures for ACPI predefined objects that return
  261. * package objects. This structure appears as the next entry in the table
  262. * after the NAME_INFO structure above.
  263. *
  264. * The reason for this is to minimize the size of the predefined name table.
  265. */
  266. /*
  267. * Used for ACPI_PTYPE1_FIXED, ACPI_PTYPE1_VAR, ACPI_PTYPE2,
  268. * ACPI_PTYPE2_MIN, ACPI_PTYPE2_PKG_COUNT, ACPI_PTYPE2_COUNT,
  269. * ACPI_PTYPE2_FIX_VAR
  270. */
  271. struct acpi_package_info {
  272. u8 type;
  273. u8 object_type1;
  274. u8 count1;
  275. u8 object_type2;
  276. u8 count2;
  277. u8 reserved;
  278. };
  279. /* Used for ACPI_PTYPE2_FIXED */
  280. struct acpi_package_info2 {
  281. u8 type;
  282. u8 count;
  283. u8 object_type[4];
  284. };
  285. /* Used for ACPI_PTYPE1_OPTION */
  286. struct acpi_package_info3 {
  287. u8 type;
  288. u8 count;
  289. u8 object_type[2];
  290. u8 tail_object_type;
  291. u8 reserved;
  292. };
  293. union acpi_predefined_info {
  294. struct acpi_name_info info;
  295. struct acpi_package_info ret_info;
  296. struct acpi_package_info2 ret_info2;
  297. struct acpi_package_info3 ret_info3;
  298. };
  299. /* Data block used during object validation */
  300. struct acpi_predefined_data {
  301. char *pathname;
  302. const union acpi_predefined_info *predefined;
  303. union acpi_operand_object *parent_package;
  304. struct acpi_namespace_node *node;
  305. u32 flags;
  306. u8 node_flags;
  307. };
  308. /* Defines for Flags field above */
  309. #define ACPI_OBJECT_REPAIRED 1
  310. #define ACPI_OBJECT_WRAPPED 2
  311. /*
  312. * Bitmapped return value types
  313. * Note: the actual data types must be contiguous, a loop in nspredef.c
  314. * depends on this.
  315. */
  316. #define ACPI_RTYPE_ANY 0x00
  317. #define ACPI_RTYPE_NONE 0x01
  318. #define ACPI_RTYPE_INTEGER 0x02
  319. #define ACPI_RTYPE_STRING 0x04
  320. #define ACPI_RTYPE_BUFFER 0x08
  321. #define ACPI_RTYPE_PACKAGE 0x10
  322. #define ACPI_RTYPE_REFERENCE 0x20
  323. #define ACPI_RTYPE_ALL 0x3F
  324. #define ACPI_NUM_RTYPES 5 /* Number of actual object types */
  325. /*****************************************************************************
  326. *
  327. * Event typedefs and structs
  328. *
  329. ****************************************************************************/
  330. /* Dispatch info for each GPE -- either a method or handler, cannot be both */
  331. struct acpi_gpe_handler_info {
  332. acpi_gpe_handler address; /* Address of handler, if any */
  333. void *context; /* Context to be passed to handler */
  334. struct acpi_namespace_node *method_node; /* Method node for this GPE level (saved) */
  335. u8 original_flags; /* Original (pre-handler) GPE info */
  336. u8 originally_enabled; /* True if GPE was originally enabled */
  337. };
  338. struct acpi_gpe_notify_object {
  339. struct acpi_namespace_node *node;
  340. struct acpi_gpe_notify_object *next;
  341. };
  342. union acpi_gpe_dispatch_info {
  343. struct acpi_namespace_node *method_node; /* Method node for this GPE level */
  344. struct acpi_gpe_handler_info *handler; /* Installed GPE handler */
  345. struct acpi_gpe_notify_object device; /* List of _PRW devices for implicit notify */
  346. };
  347. /*
  348. * Information about a GPE, one per each GPE in an array.
  349. * NOTE: Important to keep this struct as small as possible.
  350. */
  351. struct acpi_gpe_event_info {
  352. union acpi_gpe_dispatch_info dispatch; /* Either Method or Handler */
  353. struct acpi_gpe_register_info *register_info; /* Backpointer to register info */
  354. u8 flags; /* Misc info about this GPE */
  355. u8 gpe_number; /* This GPE */
  356. u8 runtime_count; /* References to a run GPE */
  357. };
  358. /* Information about a GPE register pair, one per each status/enable pair in an array */
  359. struct acpi_gpe_register_info {
  360. struct acpi_generic_address status_address; /* Address of status reg */
  361. struct acpi_generic_address enable_address; /* Address of enable reg */
  362. u8 enable_for_wake; /* GPEs to keep enabled when sleeping */
  363. u8 enable_for_run; /* GPEs to keep enabled when running */
  364. u8 base_gpe_number; /* Base GPE number for this register */
  365. };
  366. /*
  367. * Information about a GPE register block, one per each installed block --
  368. * GPE0, GPE1, and one per each installed GPE Block Device.
  369. */
  370. struct acpi_gpe_block_info {
  371. struct acpi_namespace_node *node;
  372. struct acpi_gpe_block_info *previous;
  373. struct acpi_gpe_block_info *next;
  374. struct acpi_gpe_xrupt_info *xrupt_block; /* Backpointer to interrupt block */
  375. struct acpi_gpe_register_info *register_info; /* One per GPE register pair */
  376. struct acpi_gpe_event_info *event_info; /* One for each GPE */
  377. struct acpi_generic_address block_address; /* Base address of the block */
  378. u32 register_count; /* Number of register pairs in block */
  379. u16 gpe_count; /* Number of individual GPEs in block */
  380. u8 block_base_number; /* Base GPE number for this block */
  381. u8 initialized; /* TRUE if this block is initialized */
  382. };
  383. /* Information about GPE interrupt handlers, one per each interrupt level used for GPEs */
  384. struct acpi_gpe_xrupt_info {
  385. struct acpi_gpe_xrupt_info *previous;
  386. struct acpi_gpe_xrupt_info *next;
  387. struct acpi_gpe_block_info *gpe_block_list_head; /* List of GPE blocks for this xrupt */
  388. u32 interrupt_number; /* System interrupt number */
  389. };
  390. struct acpi_gpe_walk_info {
  391. struct acpi_namespace_node *gpe_device;
  392. struct acpi_gpe_block_info *gpe_block;
  393. u16 count;
  394. acpi_owner_id owner_id;
  395. u8 execute_by_owner_id;
  396. };
  397. struct acpi_gpe_device_info {
  398. u32 index;
  399. u32 next_block_base_index;
  400. acpi_status status;
  401. struct acpi_namespace_node *gpe_device;
  402. };
  403. typedef acpi_status(*acpi_gpe_callback) (struct acpi_gpe_xrupt_info *gpe_xrupt_info,
  404. struct acpi_gpe_block_info *gpe_block, void *context);
  405. /* Information about each particular fixed event */
  406. struct acpi_fixed_event_handler {
  407. acpi_event_handler handler; /* Address of handler. */
  408. void *context; /* Context to be passed to handler */
  409. };
  410. struct acpi_fixed_event_info {
  411. u8 status_register_id;
  412. u8 enable_register_id;
  413. u16 status_bit_mask;
  414. u16 enable_bit_mask;
  415. };
  416. /* Information used during field processing */
  417. struct acpi_field_info {
  418. u8 skip_field;
  419. u8 field_flag;
  420. u32 pkg_length;
  421. };
  422. /*****************************************************************************
  423. *
  424. * Generic "state" object for stacks
  425. *
  426. ****************************************************************************/
  427. #define ACPI_CONTROL_NORMAL 0xC0
  428. #define ACPI_CONTROL_CONDITIONAL_EXECUTING 0xC1
  429. #define ACPI_CONTROL_PREDICATE_EXECUTING 0xC2
  430. #define ACPI_CONTROL_PREDICATE_FALSE 0xC3
  431. #define ACPI_CONTROL_PREDICATE_TRUE 0xC4
  432. #define ACPI_STATE_COMMON \
  433. void *next; \
  434. u8 descriptor_type; /* To differentiate various internal objs */\
  435. u8 flags; \
  436. u16 value; \
  437. u16 state;
  438. /* There are 2 bytes available here until the next natural alignment boundary */
  439. struct acpi_common_state {
  440. ACPI_STATE_COMMON};
  441. /*
  442. * Update state - used to traverse complex objects such as packages
  443. */
  444. struct acpi_update_state {
  445. ACPI_STATE_COMMON union acpi_operand_object *object;
  446. };
  447. /*
  448. * Pkg state - used to traverse nested package structures
  449. */
  450. struct acpi_pkg_state {
  451. ACPI_STATE_COMMON u16 index;
  452. union acpi_operand_object *source_object;
  453. union acpi_operand_object *dest_object;
  454. struct acpi_walk_state *walk_state;
  455. void *this_target_obj;
  456. u32 num_packages;
  457. };
  458. /*
  459. * Control state - one per if/else and while constructs.
  460. * Allows nesting of these constructs
  461. */
  462. struct acpi_control_state {
  463. ACPI_STATE_COMMON u16 opcode;
  464. union acpi_parse_object *predicate_op;
  465. u8 *aml_predicate_start; /* Start of if/while predicate */
  466. u8 *package_end; /* End of if/while block */
  467. u32 loop_count; /* While() loop counter */
  468. };
  469. /*
  470. * Scope state - current scope during namespace lookups
  471. */
  472. struct acpi_scope_state {
  473. ACPI_STATE_COMMON struct acpi_namespace_node *node;
  474. };
  475. struct acpi_pscope_state {
  476. ACPI_STATE_COMMON u32 arg_count; /* Number of fixed arguments */
  477. union acpi_parse_object *op; /* Current op being parsed */
  478. u8 *arg_end; /* Current argument end */
  479. u8 *pkg_end; /* Current package end */
  480. u32 arg_list; /* Next argument to parse */
  481. };
  482. /*
  483. * Thread state - one per thread across multiple walk states. Multiple walk
  484. * states are created when there are nested control methods executing.
  485. */
  486. struct acpi_thread_state {
  487. ACPI_STATE_COMMON u8 current_sync_level; /* Mutex Sync (nested acquire) level */
  488. struct acpi_walk_state *walk_state_list; /* Head of list of walk_states for this thread */
  489. union acpi_operand_object *acquired_mutex_list; /* List of all currently acquired mutexes */
  490. acpi_thread_id thread_id; /* Running thread ID */
  491. };
  492. /*
  493. * Result values - used to accumulate the results of nested
  494. * AML arguments
  495. */
  496. struct acpi_result_values {
  497. ACPI_STATE_COMMON
  498. union acpi_operand_object *obj_desc[ACPI_RESULTS_FRAME_OBJ_NUM];
  499. };
  500. typedef
  501. acpi_status(*acpi_parse_downwards) (struct acpi_walk_state * walk_state,
  502. union acpi_parse_object ** out_op);
  503. typedef acpi_status(*acpi_parse_upwards) (struct acpi_walk_state * walk_state);
  504. /*
  505. * Notify info - used to pass info to the deferred notify
  506. * handler/dispatcher.
  507. */
  508. struct acpi_notify_info {
  509. ACPI_STATE_COMMON struct acpi_namespace_node *node;
  510. union acpi_operand_object *handler_obj;
  511. };
  512. /* Generic state is union of structs above */
  513. union acpi_generic_state {
  514. struct acpi_common_state common;
  515. struct acpi_control_state control;
  516. struct acpi_update_state update;
  517. struct acpi_scope_state scope;
  518. struct acpi_pscope_state parse_scope;
  519. struct acpi_pkg_state pkg;
  520. struct acpi_thread_state thread;
  521. struct acpi_result_values results;
  522. struct acpi_notify_info notify;
  523. };
  524. /*****************************************************************************
  525. *
  526. * Interpreter typedefs and structs
  527. *
  528. ****************************************************************************/
  529. typedef acpi_status(*ACPI_EXECUTE_OP) (struct acpi_walk_state * walk_state);
  530. /* Address Range info block */
  531. struct acpi_address_range {
  532. struct acpi_address_range *next;
  533. struct acpi_namespace_node *region_node;
  534. acpi_physical_address start_address;
  535. acpi_physical_address end_address;
  536. };
  537. /*****************************************************************************
  538. *
  539. * Parser typedefs and structs
  540. *
  541. ****************************************************************************/
  542. /*
  543. * AML opcode, name, and argument layout
  544. */
  545. struct acpi_opcode_info {
  546. #if defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUG_OUTPUT)
  547. char *name; /* Opcode name (disassembler/debug only) */
  548. #endif
  549. u32 parse_args; /* Grammar/Parse time arguments */
  550. u32 runtime_args; /* Interpret time arguments */
  551. u16 flags; /* Misc flags */
  552. u8 object_type; /* Corresponding internal object type */
  553. u8 class; /* Opcode class */
  554. u8 type; /* Opcode type */
  555. };
  556. union acpi_parse_value {
  557. u64 integer; /* Integer constant (Up to 64 bits) */
  558. u32 size; /* bytelist or field size */
  559. char *string; /* NULL terminated string */
  560. u8 *buffer; /* buffer or string */
  561. char *name; /* NULL terminated string */
  562. union acpi_parse_object *arg; /* arguments and contained ops */
  563. };
  564. #ifdef ACPI_DISASSEMBLER
  565. #define ACPI_DISASM_ONLY_MEMBERS(a) a;
  566. #else
  567. #define ACPI_DISASM_ONLY_MEMBERS(a)
  568. #endif
  569. #define ACPI_PARSE_COMMON \
  570. union acpi_parse_object *parent; /* Parent op */\
  571. u8 descriptor_type; /* To differentiate various internal objs */\
  572. u8 flags; /* Type of Op */\
  573. u16 aml_opcode; /* AML opcode */\
  574. u32 aml_offset; /* Offset of declaration in AML */\
  575. union acpi_parse_object *next; /* Next op */\
  576. struct acpi_namespace_node *node; /* For use by interpreter */\
  577. union acpi_parse_value value; /* Value or args associated with the opcode */\
  578. u8 arg_list_length; /* Number of elements in the arg list */\
  579. ACPI_DISASM_ONLY_MEMBERS (\
  580. u8 disasm_flags; /* Used during AML disassembly */\
  581. u8 disasm_opcode; /* Subtype used for disassembly */\
  582. char aml_op_name[16]) /* Op name (debug only) */
  583. #define ACPI_DASM_BUFFER 0x00
  584. #define ACPI_DASM_RESOURCE 0x01
  585. #define ACPI_DASM_STRING 0x02
  586. #define ACPI_DASM_UNICODE 0x03
  587. #define ACPI_DASM_EISAID 0x04
  588. #define ACPI_DASM_MATCHOP 0x05
  589. #define ACPI_DASM_LNOT_PREFIX 0x06
  590. #define ACPI_DASM_LNOT_SUFFIX 0x07
  591. #define ACPI_DASM_IGNORE 0x08
  592. /*
  593. * Generic operation (for example: If, While, Store)
  594. */
  595. struct acpi_parse_obj_common {
  596. ACPI_PARSE_COMMON};
  597. /*
  598. * Extended Op for named ops (Scope, Method, etc.), deferred ops (Methods and op_regions),
  599. * and bytelists.
  600. */
  601. struct acpi_parse_obj_named {
  602. ACPI_PARSE_COMMON u8 *path;
  603. u8 *data; /* AML body or bytelist data */
  604. u32 length; /* AML length */
  605. u32 name; /* 4-byte name or zero if no name */
  606. };
  607. /* This version is used by the i_aSL compiler only */
  608. #define ACPI_MAX_PARSEOP_NAME 20
  609. struct acpi_parse_obj_asl {
  610. ACPI_PARSE_COMMON union acpi_parse_object *child;
  611. union acpi_parse_object *parent_method;
  612. char *filename;
  613. char *external_name;
  614. char *namepath;
  615. char name_seg[4];
  616. u32 extra_value;
  617. u32 column;
  618. u32 line_number;
  619. u32 logical_line_number;
  620. u32 logical_byte_offset;
  621. u32 end_line;
  622. u32 end_logical_line;
  623. u32 acpi_btype;
  624. u32 aml_length;
  625. u32 aml_subtree_length;
  626. u32 final_aml_length;
  627. u32 final_aml_offset;
  628. u32 compile_flags;
  629. u16 parse_opcode;
  630. u8 aml_opcode_length;
  631. u8 aml_pkg_len_bytes;
  632. u8 extra;
  633. char parse_op_name[ACPI_MAX_PARSEOP_NAME];
  634. };
  635. union acpi_parse_object {
  636. struct acpi_parse_obj_common common;
  637. struct acpi_parse_obj_named named;
  638. struct acpi_parse_obj_asl asl;
  639. };
  640. /*
  641. * Parse state - one state per parser invocation and each control
  642. * method.
  643. */
  644. struct acpi_parse_state {
  645. u8 *aml_start; /* First AML byte */
  646. u8 *aml; /* Next AML byte */
  647. u8 *aml_end; /* (last + 1) AML byte */
  648. u8 *pkg_start; /* Current package begin */
  649. u8 *pkg_end; /* Current package end */
  650. union acpi_parse_object *start_op; /* Root of parse tree */
  651. struct acpi_namespace_node *start_node;
  652. union acpi_generic_state *scope; /* Current scope */
  653. union acpi_parse_object *start_scope;
  654. u32 aml_size;
  655. };
  656. /* Parse object flags */
  657. #define ACPI_PARSEOP_GENERIC 0x01
  658. #define ACPI_PARSEOP_NAMED 0x02
  659. #define ACPI_PARSEOP_DEFERRED 0x04
  660. #define ACPI_PARSEOP_BYTELIST 0x08
  661. #define ACPI_PARSEOP_IN_STACK 0x10
  662. #define ACPI_PARSEOP_TARGET 0x20
  663. #define ACPI_PARSEOP_IN_CACHE 0x80
  664. /* Parse object disasm_flags */
  665. #define ACPI_PARSEOP_IGNORE 0x01
  666. #define ACPI_PARSEOP_PARAMLIST 0x02
  667. #define ACPI_PARSEOP_EMPTY_TERMLIST 0x04
  668. #define ACPI_PARSEOP_SPECIAL 0x10
  669. /*****************************************************************************
  670. *
  671. * Hardware (ACPI registers) and PNP
  672. *
  673. ****************************************************************************/
  674. struct acpi_bit_register_info {
  675. u8 parent_register;
  676. u8 bit_position;
  677. u16 access_bit_mask;
  678. };
  679. /*
  680. * Some ACPI registers have bits that must be ignored -- meaning that they
  681. * must be preserved.
  682. */
  683. #define ACPI_PM1_STATUS_PRESERVED_BITS 0x0800 /* Bit 11 */
  684. /* Write-only bits must be zeroed by software */
  685. #define ACPI_PM1_CONTROL_WRITEONLY_BITS 0x2004 /* Bits 13, 2 */
  686. /* For control registers, both ignored and reserved bits must be preserved */
  687. /*
  688. * For PM1 control, the SCI enable bit (bit 0, SCI_EN) is defined by the
  689. * ACPI specification to be a "preserved" bit - "OSPM always preserves this
  690. * bit position", section 4.7.3.2.1. However, on some machines the OS must
  691. * write a one to this bit after resume for the machine to work properly.
  692. * To enable this, we no longer attempt to preserve this bit. No machines
  693. * are known to fail if the bit is not preserved. (May 2009)
  694. */
  695. #define ACPI_PM1_CONTROL_IGNORED_BITS 0x0200 /* Bit 9 */
  696. #define ACPI_PM1_CONTROL_RESERVED_BITS 0xC1F8 /* Bits 14-15, 3-8 */
  697. #define ACPI_PM1_CONTROL_PRESERVED_BITS \
  698. (ACPI_PM1_CONTROL_IGNORED_BITS | ACPI_PM1_CONTROL_RESERVED_BITS)
  699. #define ACPI_PM2_CONTROL_PRESERVED_BITS 0xFFFFFFFE /* All except bit 0 */
  700. /*
  701. * Register IDs
  702. * These are the full ACPI registers
  703. */
  704. #define ACPI_REGISTER_PM1_STATUS 0x01
  705. #define ACPI_REGISTER_PM1_ENABLE 0x02
  706. #define ACPI_REGISTER_PM1_CONTROL 0x03
  707. #define ACPI_REGISTER_PM2_CONTROL 0x04
  708. #define ACPI_REGISTER_PM_TIMER 0x05
  709. #define ACPI_REGISTER_PROCESSOR_BLOCK 0x06
  710. #define ACPI_REGISTER_SMI_COMMAND_BLOCK 0x07
  711. /* Masks used to access the bit_registers */
  712. #define ACPI_BITMASK_TIMER_STATUS 0x0001
  713. #define ACPI_BITMASK_BUS_MASTER_STATUS 0x0010
  714. #define ACPI_BITMASK_GLOBAL_LOCK_STATUS 0x0020
  715. #define ACPI_BITMASK_POWER_BUTTON_STATUS 0x0100
  716. #define ACPI_BITMASK_SLEEP_BUTTON_STATUS 0x0200
  717. #define ACPI_BITMASK_RT_CLOCK_STATUS 0x0400
  718. #define ACPI_BITMASK_PCIEXP_WAKE_STATUS 0x4000 /* ACPI 3.0 */
  719. #define ACPI_BITMASK_WAKE_STATUS 0x8000
  720. #define ACPI_BITMASK_ALL_FIXED_STATUS (\
  721. ACPI_BITMASK_TIMER_STATUS | \
  722. ACPI_BITMASK_BUS_MASTER_STATUS | \
  723. ACPI_BITMASK_GLOBAL_LOCK_STATUS | \
  724. ACPI_BITMASK_POWER_BUTTON_STATUS | \
  725. ACPI_BITMASK_SLEEP_BUTTON_STATUS | \
  726. ACPI_BITMASK_RT_CLOCK_STATUS | \
  727. ACPI_BITMASK_PCIEXP_WAKE_STATUS | \
  728. ACPI_BITMASK_WAKE_STATUS)
  729. #define ACPI_BITMASK_TIMER_ENABLE 0x0001
  730. #define ACPI_BITMASK_GLOBAL_LOCK_ENABLE 0x0020
  731. #define ACPI_BITMASK_POWER_BUTTON_ENABLE 0x0100
  732. #define ACPI_BITMASK_SLEEP_BUTTON_ENABLE 0x0200
  733. #define ACPI_BITMASK_RT_CLOCK_ENABLE 0x0400
  734. #define ACPI_BITMASK_PCIEXP_WAKE_DISABLE 0x4000 /* ACPI 3.0 */
  735. #define ACPI_BITMASK_SCI_ENABLE 0x0001
  736. #define ACPI_BITMASK_BUS_MASTER_RLD 0x0002
  737. #define ACPI_BITMASK_GLOBAL_LOCK_RELEASE 0x0004
  738. #define ACPI_BITMASK_SLEEP_TYPE 0x1C00
  739. #define ACPI_BITMASK_SLEEP_ENABLE 0x2000
  740. #define ACPI_BITMASK_ARB_DISABLE 0x0001
  741. /* Raw bit position of each bit_register */
  742. #define ACPI_BITPOSITION_TIMER_STATUS 0x00
  743. #define ACPI_BITPOSITION_BUS_MASTER_STATUS 0x04
  744. #define ACPI_BITPOSITION_GLOBAL_LOCK_STATUS 0x05
  745. #define ACPI_BITPOSITION_POWER_BUTTON_STATUS 0x08
  746. #define ACPI_BITPOSITION_SLEEP_BUTTON_STATUS 0x09
  747. #define ACPI_BITPOSITION_RT_CLOCK_STATUS 0x0A
  748. #define ACPI_BITPOSITION_PCIEXP_WAKE_STATUS 0x0E /* ACPI 3.0 */
  749. #define ACPI_BITPOSITION_WAKE_STATUS 0x0F
  750. #define ACPI_BITPOSITION_TIMER_ENABLE 0x00
  751. #define ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE 0x05
  752. #define ACPI_BITPOSITION_POWER_BUTTON_ENABLE 0x08
  753. #define ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE 0x09
  754. #define ACPI_BITPOSITION_RT_CLOCK_ENABLE 0x0A
  755. #define ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE 0x0E /* ACPI 3.0 */
  756. #define ACPI_BITPOSITION_SCI_ENABLE 0x00
  757. #define ACPI_BITPOSITION_BUS_MASTER_RLD 0x01
  758. #define ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE 0x02
  759. #define ACPI_BITPOSITION_SLEEP_TYPE 0x0A
  760. #define ACPI_BITPOSITION_SLEEP_ENABLE 0x0D
  761. #define ACPI_BITPOSITION_ARB_DISABLE 0x00
  762. /* Structs and definitions for _OSI support and I/O port validation */
  763. #define ACPI_OSI_WIN_2000 0x01
  764. #define ACPI_OSI_WIN_XP 0x02
  765. #define ACPI_OSI_WIN_XP_SP1 0x03
  766. #define ACPI_OSI_WINSRV_2003 0x04
  767. #define ACPI_OSI_WIN_XP_SP2 0x05
  768. #define ACPI_OSI_WINSRV_2003_SP1 0x06
  769. #define ACPI_OSI_WIN_VISTA 0x07
  770. #define ACPI_OSI_WINSRV_2008 0x08
  771. #define ACPI_OSI_WIN_VISTA_SP1 0x09
  772. #define ACPI_OSI_WIN_VISTA_SP2 0x0A
  773. #define ACPI_OSI_WIN_7 0x0B
  774. #define ACPI_ALWAYS_ILLEGAL 0x00
  775. struct acpi_interface_info {
  776. char *name;
  777. struct acpi_interface_info *next;
  778. u8 flags;
  779. u8 value;
  780. };
  781. #define ACPI_OSI_INVALID 0x01
  782. #define ACPI_OSI_DYNAMIC 0x02
  783. struct acpi_port_info {
  784. char *name;
  785. u16 start;
  786. u16 end;
  787. u8 osi_dependency;
  788. };
  789. /*****************************************************************************
  790. *
  791. * Resource descriptors
  792. *
  793. ****************************************************************************/
  794. /* resource_type values */
  795. #define ACPI_ADDRESS_TYPE_MEMORY_RANGE 0
  796. #define ACPI_ADDRESS_TYPE_IO_RANGE 1
  797. #define ACPI_ADDRESS_TYPE_BUS_NUMBER_RANGE 2
  798. /* Resource descriptor types and masks */
  799. #define ACPI_RESOURCE_NAME_LARGE 0x80
  800. #define ACPI_RESOURCE_NAME_SMALL 0x00
  801. #define ACPI_RESOURCE_NAME_SMALL_MASK 0x78 /* Bits 6:3 contain the type */
  802. #define ACPI_RESOURCE_NAME_SMALL_LENGTH_MASK 0x07 /* Bits 2:0 contain the length */
  803. #define ACPI_RESOURCE_NAME_LARGE_MASK 0x7F /* Bits 6:0 contain the type */
  804. /*
  805. * Small resource descriptor "names" as defined by the ACPI specification.
  806. * Note: Bits 2:0 are used for the descriptor length
  807. */
  808. #define ACPI_RESOURCE_NAME_IRQ 0x20
  809. #define ACPI_RESOURCE_NAME_DMA 0x28
  810. #define ACPI_RESOURCE_NAME_START_DEPENDENT 0x30
  811. #define ACPI_RESOURCE_NAME_END_DEPENDENT 0x38
  812. #define ACPI_RESOURCE_NAME_IO 0x40
  813. #define ACPI_RESOURCE_NAME_FIXED_IO 0x48
  814. #define ACPI_RESOURCE_NAME_FIXED_DMA 0x50
  815. #define ACPI_RESOURCE_NAME_RESERVED_S2 0x58
  816. #define ACPI_RESOURCE_NAME_RESERVED_S3 0x60
  817. #define ACPI_RESOURCE_NAME_RESERVED_S4 0x68
  818. #define ACPI_RESOURCE_NAME_VENDOR_SMALL 0x70
  819. #define ACPI_RESOURCE_NAME_END_TAG 0x78
  820. /*
  821. * Large resource descriptor "names" as defined by the ACPI specification.
  822. * Note: includes the Large Descriptor bit in bit[7]
  823. */
  824. #define ACPI_RESOURCE_NAME_MEMORY24 0x81
  825. #define ACPI_RESOURCE_NAME_GENERIC_REGISTER 0x82
  826. #define ACPI_RESOURCE_NAME_RESERVED_L1 0x83
  827. #define ACPI_RESOURCE_NAME_VENDOR_LARGE 0x84
  828. #define ACPI_RESOURCE_NAME_MEMORY32 0x85
  829. #define ACPI_RESOURCE_NAME_FIXED_MEMORY32 0x86
  830. #define ACPI_RESOURCE_NAME_ADDRESS32 0x87
  831. #define ACPI_RESOURCE_NAME_ADDRESS16 0x88
  832. #define ACPI_RESOURCE_NAME_EXTENDED_IRQ 0x89
  833. #define ACPI_RESOURCE_NAME_ADDRESS64 0x8A
  834. #define ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64 0x8B
  835. #define ACPI_RESOURCE_NAME_GPIO 0x8C
  836. #define ACPI_RESOURCE_NAME_SERIAL_BUS 0x8E
  837. #define ACPI_RESOURCE_NAME_LARGE_MAX 0x8E
  838. /*****************************************************************************
  839. *
  840. * Miscellaneous
  841. *
  842. ****************************************************************************/
  843. #define ACPI_ASCII_ZERO 0x30
  844. /*****************************************************************************
  845. *
  846. * Debugger
  847. *
  848. ****************************************************************************/
  849. struct acpi_db_method_info {
  850. acpi_handle main_thread_gate;
  851. acpi_handle thread_complete_gate;
  852. acpi_thread_id *threads;
  853. u32 num_threads;
  854. u32 num_created;
  855. u32 num_completed;
  856. char *name;
  857. u32 flags;
  858. u32 num_loops;
  859. char pathname[128];
  860. char **args;
  861. /*
  862. * Arguments to be passed to method for the command
  863. * Threads -
  864. * the Number of threads, ID of current thread and
  865. * Index of current thread inside all them created.
  866. */
  867. char init_args;
  868. char *arguments[4];
  869. char num_threads_str[11];
  870. char id_of_thread_str[11];
  871. char index_of_thread_str[11];
  872. };
  873. struct acpi_integrity_info {
  874. u32 nodes;
  875. u32 objects;
  876. };
  877. #define ACPI_DB_REDIRECTABLE_OUTPUT 0x01
  878. #define ACPI_DB_CONSOLE_OUTPUT 0x02
  879. #define ACPI_DB_DUPLICATE_OUTPUT 0x03
  880. /*****************************************************************************
  881. *
  882. * Debug
  883. *
  884. ****************************************************************************/
  885. /* Entry for a memory allocation (debug only) */
  886. #define ACPI_MEM_MALLOC 0
  887. #define ACPI_MEM_CALLOC 1
  888. #define ACPI_MAX_MODULE_NAME 16
  889. #define ACPI_COMMON_DEBUG_MEM_HEADER \
  890. struct acpi_debug_mem_block *previous; \
  891. struct acpi_debug_mem_block *next; \
  892. u32 size; \
  893. u32 component; \
  894. u32 line; \
  895. char module[ACPI_MAX_MODULE_NAME]; \
  896. u8 alloc_type;
  897. struct acpi_debug_mem_header {
  898. ACPI_COMMON_DEBUG_MEM_HEADER};
  899. struct acpi_debug_mem_block {
  900. ACPI_COMMON_DEBUG_MEM_HEADER u64 user_space;
  901. };
  902. #define ACPI_MEM_LIST_GLOBAL 0
  903. #define ACPI_MEM_LIST_NSNODE 1
  904. #define ACPI_MEM_LIST_MAX 1
  905. #define ACPI_NUM_MEM_LISTS 2
  906. #endif /* __ACLOCAL_H__ */