1 /******************************************************************************
2 *
3 * Name: acinterp.h - Interpreter subcomponent prototypes and defines
4 *
5 *****************************************************************************/
6
7 /*
8 * Copyright (C) 2000 - 2008, Intel Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44 #ifndef __ACINTERP_H__
45 #define __ACINTERP_H__
46
47 #define ACPI_WALK_OPERANDS (&(walk_state->operands [walk_state->num_operands -1]))
48
49 /* Macros for tables used for debug output */
50
51 #define ACPI_EXD_OFFSET(f) (u8) ACPI_OFFSET (union acpi_operand_object,f)
52 #define ACPI_EXD_NSOFFSET(f) (u8) ACPI_OFFSET (struct acpi_namespace_node,f)
53 #define ACPI_EXD_TABLE_SIZE(name) (sizeof(name) / sizeof (struct acpi_exdump_info))
54
55 /*
56 * If possible, pack the following structures to byte alignment, since we
57 * don't care about performance for debug output. Two cases where we cannot
58 * pack the structures:
59 *
60 * 1) Hardware does not support misaligned memory transfers
61 * 2) Compiler does not support pointers within packed structures
62 */
63 #if (!defined(ACPI_MISALIGNMENT_NOT_SUPPORTED) && !defined(ACPI_PACKED_POINTERS_NOT_SUPPORTED))
64 #pragma pack(1)
65 #endif
66
67 typedef const struct acpi_exdump_info {
68 u8 opcode;
69 u8 offset;
70 char *name;
71
72 } acpi_exdump_info;
73
74 /* Values for the Opcode field above */
75
76 #define ACPI_EXD_INIT 0
77 #define ACPI_EXD_TYPE 1
78 #define ACPI_EXD_UINT8 2
79 #define ACPI_EXD_UINT16 3
80 #define ACPI_EXD_UINT32 4
81 #define ACPI_EXD_UINT64 5
82 #define ACPI_EXD_LITERAL 6
83 #define ACPI_EXD_POINTER 7
84 #define ACPI_EXD_ADDRESS 8
85 #define ACPI_EXD_STRING 9
86 #define ACPI_EXD_BUFFER 10
87 #define ACPI_EXD_PACKAGE 11
88 #define ACPI_EXD_FIELD 12
89 #define ACPI_EXD_REFERENCE 13
90
91 /* restore default alignment */
92
93 #pragma pack()
94
95 /*
96 * exconvrt - object conversion
97 */
98 acpi_status
99 acpi_ex_convert_to_integer(union acpi_operand_object *obj_desc,
100 union acpi_operand_object **result_desc, u32 flags);
101
102 acpi_status
103 acpi_ex_convert_to_buffer(union acpi_operand_object *obj_desc,
104 union acpi_operand_object **result_desc);
105
106 acpi_status
107 acpi_ex_convert_to_string(union acpi_operand_object *obj_desc,
108 union acpi_operand_object **result_desc, u32 type);
109
110 /* Types for ->String conversion */
111
112 #define ACPI_EXPLICIT_BYTE_COPY 0x00000000
113 #define ACPI_EXPLICIT_CONVERT_HEX 0x00000001
114 #define ACPI_IMPLICIT_CONVERT_HEX 0x00000002
115 #define ACPI_EXPLICIT_CONVERT_DECIMAL 0x00000003
116
117 acpi_status
118 acpi_ex_convert_to_target_type(acpi_object_type destination_type,
119 union acpi_operand_object *source_desc,
120 union acpi_operand_object **result_desc,
121 struct acpi_walk_state *walk_state);
122
123 /*
124 * exfield - ACPI AML (p-code) execution - field manipulation
125 */
126 acpi_status
127 acpi_ex_common_buffer_setup(union acpi_operand_object *obj_desc,
128 u32 buffer_length, u32 * datum_count);
129
130 acpi_status
131 acpi_ex_write_with_update_rule(union acpi_operand_object *obj_desc,
132 acpi_integer mask,
133 acpi_integer field_value,
134 u32 field_datum_byte_offset);
135
136 void
137 acpi_ex_get_buffer_datum(acpi_integer * datum,
138 void *buffer,
139 u32 buffer_length,
140 u32 byte_granularity, u32 buffer_offset);
141
142 void
143 acpi_ex_set_buffer_datum(acpi_integer merged_datum,
144 void *buffer,
145 u32 buffer_length,
146 u32 byte_granularity, u32 buffer_offset);
147
148 acpi_status
149 acpi_ex_read_data_from_field(struct acpi_walk_state *walk_state,
150 union acpi_operand_object *obj_desc,
151 union acpi_operand_object **ret_buffer_desc);
152
153 acpi_status
154 acpi_ex_write_data_to_field(union acpi_operand_object *source_desc,
155 union acpi_operand_object *obj_desc,
156 union acpi_operand_object **result_desc);
157
158 /*
159 * exfldio - low level field I/O
160 */
161 acpi_status
162 acpi_ex_extract_from_field(union acpi_operand_object *obj_desc,
163 void *buffer, u32 buffer_length);
164
165 acpi_status
166 acpi_ex_insert_into_field(union acpi_operand_object *obj_desc,
167 void *buffer, u32 buffer_length);
168
169 acpi_status
170 acpi_ex_access_region(union acpi_operand_object *obj_desc,
171 u32 field_datum_byte_offset,
172 acpi_integer * value, u32 read_write);
173
174 /*
175 * exmisc - misc support routines
176 */
177 acpi_status
178 acpi_ex_get_object_reference(union acpi_operand_object *obj_desc,
179 union acpi_operand_object **return_desc,
180 struct acpi_walk_state *walk_state);
181
182 acpi_status
183 acpi_ex_concat_template(union acpi_operand_object *obj_desc,
184 union acpi_operand_object *obj_desc2,
185 union acpi_operand_object **actual_return_desc,
186 struct acpi_walk_state *walk_state);
187
188 acpi_status
189 acpi_ex_do_concatenate(union acpi_operand_object *obj_desc,
190 union acpi_operand_object *obj_desc2,
191 union acpi_operand_object **actual_return_desc,
192 struct acpi_walk_state *walk_state);
193
194 acpi_status
195 acpi_ex_do_logical_numeric_op(u16 opcode,
196 acpi_integer integer0,
197 acpi_integer integer1, u8 * logical_result);
198
199 acpi_status
200 acpi_ex_do_logical_op(u16 opcode,
201 union acpi_operand_object *operand0,
202 union acpi_operand_object *operand1, u8 * logical_result);
203
204 acpi_integer
205 acpi_ex_do_math_op(u16 opcode, acpi_integer operand0, acpi_integer operand1);
206
207 acpi_status acpi_ex_create_mutex(struct acpi_walk_state *walk_state);
208
209 acpi_status acpi_ex_create_processor(struct acpi_walk_state *walk_state);
210
211 acpi_status acpi_ex_create_power_resource(struct acpi_walk_state *walk_state);
212
213 acpi_status
214 acpi_ex_create_region(u8 * aml_start,
215 u32 aml_length,
216 u8 region_space, struct acpi_walk_state *walk_state);
217
218 acpi_status acpi_ex_create_event(struct acpi_walk_state *walk_state);
219
220 acpi_status acpi_ex_create_alias(struct acpi_walk_state *walk_state);
221
222 acpi_status
223 acpi_ex_create_method(u8 * aml_start,
224 u32 aml_length, struct acpi_walk_state *walk_state);
225
226 /*
227 * exconfig - dynamic table load/unload
228 */
229 acpi_status
230 acpi_ex_load_op(union acpi_operand_object *obj_desc,
231 union acpi_operand_object *target,
232 struct acpi_walk_state *walk_state);
233
234 acpi_status
235 acpi_ex_load_table_op(struct acpi_walk_state *walk_state,
236 union acpi_operand_object **return_desc);
237
238 acpi_status acpi_ex_unload_table(union acpi_operand_object *ddb_handle);
239
240 /*
241 * exmutex - mutex support
242 */
243 acpi_status
244 acpi_ex_acquire_mutex(union acpi_operand_object *time_desc,
245 union acpi_operand_object *obj_desc,
246 struct acpi_walk_state *walk_state);
247
248 acpi_status
249 acpi_ex_acquire_mutex_object(u16 timeout,
250 union acpi_operand_object *obj_desc,
251 acpi_thread_id thread_id);
252
253 acpi_status
254 acpi_ex_release_mutex(union acpi_operand_object *obj_desc,
255 struct acpi_walk_state *walk_state);
256
257 acpi_status acpi_ex_release_mutex_object(union acpi_operand_object *obj_desc);
258
259 void acpi_ex_release_all_mutexes(struct acpi_thread_state *thread);
260
261 void acpi_ex_unlink_mutex(union acpi_operand_object *obj_desc);
262
263 /*
264 * exprep - ACPI AML execution - prep utilities
265 */
266 acpi_status
267 acpi_ex_prep_common_field_object(union acpi_operand_object *obj_desc,
268 u8 field_flags,
269 u8 field_attribute,
270 u32 field_bit_position, u32 field_bit_length);
271
272 acpi_status acpi_ex_prep_field_value(struct acpi_create_field_info *info);
273
274 /*
275 * exsystem - Interface to OS services
276 */
277 acpi_status
278 acpi_ex_system_do_notify_op(union acpi_operand_object *value,
279 union acpi_operand_object *obj_desc);
280
281 acpi_status acpi_ex_system_do_suspend(acpi_integer time);
282
283 acpi_status acpi_ex_system_do_stall(u32 time);
284
285 acpi_status acpi_ex_system_signal_event(union acpi_operand_object *obj_desc);
286
287 acpi_status
288 acpi_ex_system_wait_event(union acpi_operand_object *time,
289 union acpi_operand_object *obj_desc);
290
291 acpi_status acpi_ex_system_reset_event(union acpi_operand_object *obj_desc);
292
293 acpi_status
294 acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout);
295
296 acpi_status acpi_ex_system_wait_mutex(acpi_mutex mutex, u16 timeout);
297
298 /*
299 * exoparg1 - ACPI AML execution, 1 operand
300 */
301 acpi_status acpi_ex_opcode_0A_0T_1R(struct acpi_walk_state *walk_state);
302
303 acpi_status acpi_ex_opcode_1A_0T_0R(struct acpi_walk_state *walk_state);
304
305 acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state);
306
307 acpi_status acpi_ex_opcode_1A_1T_1R(struct acpi_walk_state *walk_state);
308
309 acpi_status acpi_ex_opcode_1A_1T_0R(struct acpi_walk_state *walk_state);
310
311 /*
312 * exoparg2 - ACPI AML execution, 2 operands
313 */
314 acpi_status acpi_ex_opcode_2A_0T_0R(struct acpi_walk_state *walk_state);
315
316 acpi_status acpi_ex_opcode_2A_0T_1R(struct acpi_walk_state *walk_state);
317
318 acpi_status acpi_ex_opcode_2A_1T_1R(struct acpi_walk_state *walk_state);
319
320 acpi_status acpi_ex_opcode_2A_2T_1R(struct acpi_walk_state *walk_state);
321
322 /*
323 * exoparg3 - ACPI AML execution, 3 operands
324 */
325 acpi_status acpi_ex_opcode_3A_0T_0R(struct acpi_walk_state *walk_state);
326
327 acpi_status acpi_ex_opcode_3A_1T_1R(struct acpi_walk_state *walk_state);
328
329 /*
330 * exoparg6 - ACPI AML execution, 6 operands
331 */
332 acpi_status acpi_ex_opcode_6A_0T_1R(struct acpi_walk_state *walk_state);
333
334 /*
335 * exresolv - Object resolution and get value functions
336 */
337 acpi_status
338 acpi_ex_resolve_to_value(union acpi_operand_object **stack_ptr,
339 struct acpi_walk_state *walk_state);
340
341 acpi_status
342 acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state,
343 union acpi_operand_object *operand,
344 acpi_object_type * return_type,
345 union acpi_operand_object **return_desc);
346
347 /*
348 * exresnte - resolve namespace node
349 */
350 acpi_status
351 acpi_ex_resolve_node_to_value(struct acpi_namespace_node **stack_ptr,
352 struct acpi_walk_state *walk_state);
353
354 /*
355 * exresop - resolve operand to value
356 */
357 acpi_status
358 acpi_ex_resolve_operands(u16 opcode,
359 union acpi_operand_object **stack_ptr,
360 struct acpi_walk_state *walk_state);
361
362 /*
363 * exdump - Interpreter debug output routines
364 */
365 void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth);
366
367 void
368 acpi_ex_dump_operands(union acpi_operand_object **operands,
369 const char *opcode_name, u32 num_opcodes);
370
371 #ifdef ACPI_FUTURE_USAGE
372 void
373 acpi_ex_dump_object_descriptor(union acpi_operand_object *object, u32 flags);
374
375 void acpi_ex_dump_namespace_node(struct acpi_namespace_node *node, u32 flags);
376 #endif /* ACPI_FUTURE_USAGE */
377
378 /*
379 * exnames - AML namestring support
380 */
381 acpi_status
382 acpi_ex_get_name_string(acpi_object_type data_type,
383 u8 * in_aml_address,
384 char **out_name_string, u32 * out_name_length);
385
386 /*
387 * exstore - Object store support
388 */
389 acpi_status
390 acpi_ex_store(union acpi_operand_object *val_desc,
391 union acpi_operand_object *dest_desc,
392 struct acpi_walk_state *walk_state);
393
394 acpi_status
395 acpi_ex_store_object_to_node(union acpi_operand_object *source_desc,
396 struct acpi_namespace_node *node,
397 struct acpi_walk_state *walk_state,
398 u8 implicit_conversion);
399
400 #define ACPI_IMPLICIT_CONVERSION TRUE
401 #define ACPI_NO_IMPLICIT_CONVERSION FALSE
402
403 /*
404 * exstoren - resolve/store object
405 */
406 acpi_status
407 acpi_ex_resolve_object(union acpi_operand_object **source_desc_ptr,
408 acpi_object_type target_type,
409 struct acpi_walk_state *walk_state);
410
411 acpi_status
412 acpi_ex_store_object_to_object(union acpi_operand_object *source_desc,
413 union acpi_operand_object *dest_desc,
414 union acpi_operand_object **new_desc,
415 struct acpi_walk_state *walk_state);
416
417 /*
418 * exstorob - store object - buffer/string
419 */
420 acpi_status
421 acpi_ex_store_buffer_to_buffer(union acpi_operand_object *source_desc,
422 union acpi_operand_object *target_desc);
423
424 acpi_status
425 acpi_ex_store_string_to_string(union acpi_operand_object *source_desc,
426 union acpi_operand_object *target_desc);
427
428 /*
429 * excopy - object copy
430 */
431 acpi_status
432 acpi_ex_copy_integer_to_index_field(union acpi_operand_object *source_desc,
433 union acpi_operand_object *target_desc);
434
435 acpi_status
436 acpi_ex_copy_integer_to_bank_field(union acpi_operand_object *source_desc,
437 union acpi_operand_object *target_desc);
438
439 acpi_status
440 acpi_ex_copy_data_to_named_field(union acpi_operand_object *source_desc,
441 struct acpi_namespace_node *node);
442
443 acpi_status
444 acpi_ex_copy_integer_to_buffer_field(union acpi_operand_object *source_desc,
445 union acpi_operand_object *target_desc);
446
447 /*
448 * exutils - interpreter/scanner utilities
449 */
450 void acpi_ex_enter_interpreter(void);
451
452 void acpi_ex_exit_interpreter(void);
453
454 void acpi_ex_reacquire_interpreter(void);
455
456 void acpi_ex_relinquish_interpreter(void);
457
458 void acpi_ex_truncate_for32bit_table(union acpi_operand_object *obj_desc);
459
460 void acpi_ex_acquire_global_lock(u32 rule);
461
462 void acpi_ex_release_global_lock(u32 rule);
463
464 void acpi_ex_eisa_id_to_string(u32 numeric_id, char *out_string);
465
466 void acpi_ex_unsigned_integer_to_string(acpi_integer value, char *out_string);
467
468 /*
469 * exregion - default op_region handlers
470 */
471 acpi_status
472 acpi_ex_system_memory_space_handler(u32 function,
473 acpi_physical_address address,
474 u32 bit_width,
475 acpi_integer * value,
476 void *handler_context,
477 void *region_context);
478
479 acpi_status
480 acpi_ex_system_io_space_handler(u32 function,
481 acpi_physical_address address,
482 u32 bit_width,
483 acpi_integer * value,
484 void *handler_context, void *region_context);
485
486 acpi_status
487 acpi_ex_pci_config_space_handler(u32 function,
488 acpi_physical_address address,
489 u32 bit_width,
490 acpi_integer * value,
491 void *handler_context, void *region_context);
492
493 acpi_status
494 acpi_ex_cmos_space_handler(u32 function,
495 acpi_physical_address address,
496 u32 bit_width,
497 acpi_integer * value,
498 void *handler_context, void *region_context);
499
500 acpi_status
501 acpi_ex_pci_bar_space_handler(u32 function,
502 acpi_physical_address address,
503 u32 bit_width,
504 acpi_integer * value,
505 void *handler_context, void *region_context);
506
507 acpi_status
508 acpi_ex_embedded_controller_space_handler(u32 function,
509 acpi_physical_address address,
510 u32 bit_width,
511 acpi_integer * value,
512 void *handler_context,
513 void *region_context);
514
515 acpi_status
516 acpi_ex_sm_bus_space_handler(u32 function,
517 acpi_physical_address address,
518 u32 bit_width,
519 acpi_integer * value,
520 void *handler_context, void *region_context);
521
522 acpi_status
523 acpi_ex_data_table_space_handler(u32 function,
524 acpi_physical_address address,
525 u32 bit_width,
526 acpi_integer * value,
527 void *handler_context, void *region_context);
528
529 #endif /* __INTERP_H__ */
530
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