aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/acpi/acpica/acinterp.h
blob: 8af8c9bdeb3552b115617b3507c7b0d1ef602c59 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
/******************************************************************************
 *
 * Name: acinterp.h - Interpreter subcomponent prototypes and defines
 *
 *****************************************************************************/

/*
 * Copyright (C) 2000 - 2013, Intel Corp.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions, and the following disclaimer,
 *    without modification.
 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
 *    substantially similar to the "NO WARRANTY" disclaimer below
 *    ("Disclaimer") and any redistribution must be conditioned upon
 *    including a substantially similar Disclaimer requirement for further
 *    binary redistribution.
 * 3. Neither the names of the above-listed copyright holders nor the names
 *    of any contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * Alternatively, this software may be distributed under the terms of the
 * GNU General Public License ("GPL") version 2 as published by the Free
 * Software Foundation.
 *
 * NO WARRANTY
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGES.
 */

#ifndef __ACINTERP_H__
#define __ACINTERP_H__

#define ACPI_WALK_OPERANDS          (&(walk_state->operands [walk_state->num_operands -1]))

/* Macros for tables used for debug output */

#define ACPI_EXD_OFFSET(f)          (u8) ACPI_OFFSET (union acpi_operand_object,f)
#define ACPI_EXD_NSOFFSET(f)        (u8) ACPI_OFFSET (struct acpi_namespace_node,f)
#define ACPI_EXD_TABLE_SIZE(name)   (sizeof(name) / sizeof (struct acpi_exdump_info))

/*
 * If possible, pack the following structures to byte alignment, since we
 * don't care about performance for debug output. Two cases where we cannot
 * pack the structures:
 *
 * 1) Hardware does not support misaligned memory transfers
 * 2) Compiler does not support pointers within packed structures
 */
#if (!defined(ACPI_MISALIGNMENT_NOT_SUPPORTED) && !defined(ACPI_PACKED_POINTERS_NOT_SUPPORTED))
#pragma pack(1)
#endif

typedef const struct acpi_exdump_info {
	u8 opcode;
	u8 offset;
	char *name;

} acpi_exdump_info;

/* Values for the Opcode field above */

#define ACPI_EXD_INIT                   0
#define ACPI_EXD_TYPE                   1
#define ACPI_EXD_UINT8                  2
#define ACPI_EXD_UINT16                 3
#define ACPI_EXD_UINT32                 4
#define ACPI_EXD_UINT64                 5
#define ACPI_EXD_LITERAL                6
#define ACPI_EXD_POINTER                7
#define ACPI_EXD_ADDRESS                8
#define ACPI_EXD_STRING                 9
#define ACPI_EXD_BUFFER                 10
#define ACPI_EXD_PACKAGE                11
#define ACPI_EXD_FIELD                  12
#define ACPI_EXD_REFERENCE              13

/* restore default alignment */

#pragma pack()

/*
 * exconvrt - object conversion
 */
acpi_status
acpi_ex_convert_to_integer(union acpi_operand_object *obj_desc,
			   union acpi_operand_object **result_desc, u32 flags);

acpi_status
acpi_ex_convert_to_buffer(union acpi_operand_object *obj_desc,
			  union acpi_operand_object **result_desc);

acpi_status
acpi_ex_convert_to_string(union acpi_operand_object *obj_desc,
			  union acpi_operand_object **result_desc, u32 type);

/* Types for ->String conversion */

#define ACPI_EXPLICIT_BYTE_COPY         0x00000000
#define ACPI_EXPLICIT_CONVERT_HEX       0x00000001
#define ACPI_IMPLICIT_CONVERT_HEX       0x00000002
#define ACPI_EXPLICIT_CONVERT_DECIMAL   0x00000003

acpi_status
acpi_ex_convert_to_target_type(acpi_object_type destination_type,
			       union acpi_operand_object *source_desc,
			       union acpi_operand_object **result_desc,
			       struct acpi_walk_state *walk_state);

/*
 * exdebug - AML debug object
 */
void
acpi_ex_do_debug_object(union acpi_operand_object *source_desc,
			u32 level, u32 index);

/*
 * exfield - ACPI AML (p-code) execution - field manipulation
 */
acpi_status
acpi_ex_common_buffer_setup(union acpi_operand_object *obj_desc,
			    u32 buffer_length, u32 * datum_count);

acpi_status
acpi_ex_write_with_update_rule(union acpi_operand_object *obj_desc,
			       u64 mask,
			       u64 field_value, u32 field_datum_byte_offset);

void
acpi_ex_get_buffer_datum(u64 *datum,
			 void *buffer,
			 u32 buffer_length,
			 u32 byte_granularity, u32 buffer_offset);

void
acpi_ex_set_buffer_datum(u64 merged_datum,
			 void *buffer,
			 u32 buffer_length,
			 u32 byte_granularity, u32 buffer_offset);

acpi_status
acpi_ex_read_data_from_field(struct acpi_walk_state *walk_state,
			     union acpi_operand_object *obj_desc,
			     union acpi_operand_object **ret_buffer_desc);

acpi_status
acpi_ex_write_data_to_field(union acpi_operand_object *source_desc,
			    union acpi_operand_object *obj_desc,
			    union acpi_operand_object **result_desc);

/*
 * exfldio - low level field I/O
 */
acpi_status
acpi_ex_extract_from_field(union acpi_operand_object *obj_desc,
			   void *buffer, u32 buffer_length);

acpi_status
acpi_ex_insert_into_field(union acpi_operand_object *obj_desc,
			  void *buffer, u32 buffer_length);

acpi_status
acpi_ex_access_region(union acpi_operand_object *obj_desc,
		      u32 field_datum_byte_offset, u64 *value, u32 read_write);

/*
 * exmisc - misc support routines
 */
acpi_status
acpi_ex_get_object_reference(union acpi_operand_object *obj_desc,
			     union acpi_operand_object **return_desc,
			     struct acpi_walk_state *walk_state);

acpi_status
acpi_ex_concat_template(union acpi_operand_object *obj_desc,
			union acpi_operand_object *obj_desc2,
			union acpi_operand_object **actual_return_desc,
			struct acpi_walk_state *walk_state);

acpi_status
acpi_ex_do_concatenate(union acpi_operand_object *obj_desc,
		       union acpi_operand_object *obj_desc2,
		       union acpi_operand_object **actual_return_desc,
		       struct acpi_walk_state *walk_state);

acpi_status
acpi_ex_do_logical_numeric_op(u16 opcode,
			      u64 integer0, u64 integer1, u8 *logical_result);

acpi_status
acpi_ex_do_logical_op(u16 opcode,
		      union acpi_operand_object *operand0,
		      union acpi_operand_object *operand1, u8 *logical_result);

u64 acpi_ex_do_math_op(u16 opcode, u64 operand0, u64 operand1);

acpi_status acpi_ex_create_mutex(struct acpi_walk_state *walk_state);

acpi_status acpi_ex_create_processor(struct acpi_walk_state *walk_state);

acpi_status acpi_ex_create_power_resource(struct acpi_walk_state *walk_state);

acpi_status
acpi_ex_create_region(u8 * aml_start,
		      u32 aml_length,
		      u8 region_space, struct acpi_walk_state *walk_state);

acpi_status acpi_ex_create_event(struct acpi_walk_state *walk_state);

acpi_status acpi_ex_create_alias(struct acpi_walk_state *walk_state);

acpi_status
acpi_ex_create_method(u8 * aml_start,
		      u32 aml_length, struct acpi_walk_state *walk_state);

/*
 * exconfig - dynamic table load/unload
 */
acpi_status
acpi_ex_load_op(union acpi_operand_object *obj_desc,
		union acpi_operand_object *target,
		struct acpi_walk_state *walk_state);

acpi_status
acpi_ex_load_table_op(struct acpi_walk_state *walk_state,
		      union acpi_operand_object **return_desc);

acpi_status acpi_ex_unload_table(union acpi_operand_object *ddb_handle);

/*
 * exmutex - mutex support
 */
acpi_status
acpi_ex_acquire_mutex(union acpi_operand_object *time_desc,
		      union acpi_operand_object *obj_desc,
		      struct acpi_walk_state *walk_state);

acpi_status
acpi_ex_acquire_mutex_object(u16 timeout,
			     union acpi_operand_object *obj_desc,
			     acpi_thread_id thread_id);

acpi_status
acpi_ex_release_mutex(union acpi_operand_object *obj_desc,
		      struct acpi_walk_state *walk_state);

acpi_status acpi_ex_release_mutex_object(union acpi_operand_object *obj_desc);

void acpi_ex_release_all_mutexes(struct acpi_thread_state *thread);

void acpi_ex_unlink_mutex(union acpi_operand_object *obj_desc);

/*
 * exprep - ACPI AML execution - prep utilities
 */
acpi_status
acpi_ex_prep_common_field_object(union acpi_operand_object *obj_desc,
				 u8 field_flags,
				 u8 field_attribute,
				 u32 field_bit_position, u32 field_bit_length);

acpi_status acpi_ex_prep_field_value(struct acpi_create_field_info *info);

/*
 * exsystem - Interface to OS services
 */
acpi_status
acpi_ex_system_do_notify_op(union acpi_operand_object *value,
			    union acpi_operand_object *obj_desc);

acpi_status acpi_ex_system_do_sleep(u64 time);

acpi_status acpi_ex_system_do_stall(u32 time);

acpi_status acpi_ex_system_signal_event(union acpi_operand_object *obj_desc);

acpi_status
acpi_ex_system_wait_event(union acpi_operand_object *time,
			  union acpi_operand_object *obj_desc);

acpi_status acpi_ex_system_reset_event(union acpi_operand_object *obj_desc);

acpi_status
acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout);

acpi_status acpi_ex_system_wait_mutex(acpi_mutex mutex, u16 timeout);

/*
 * exoparg1 - ACPI AML execution, 1 operand
 */
acpi_status acpi_ex_opcode_0A_0T_1R(struct acpi_walk_state *walk_state);

acpi_status acpi_ex_opcode_1A_0T_0R(struct acpi_walk_state *walk_state);

acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state);

acpi_status acpi_ex_opcode_1A_1T_1R(struct acpi_walk_state *walk_state);

acpi_status acpi_ex_opcode_1A_1T_0R(struct acpi_walk_state *walk_state);

/*
 * exoparg2 - ACPI AML execution, 2 operands
 */
acpi_status acpi_ex_opcode_2A_0T_0R(struct acpi_walk_state *walk_state);

acpi_status acpi_ex_opcode_2A_0T_1R(struct acpi_walk_state *walk_state);

acpi_status acpi_ex_opcode_2A_1T_1R(struct acpi_walk_state *walk_state);

acpi_status acpi_ex_opcode_2A_2T_1R(struct acpi_walk_state *walk_state);

/*
 * exoparg3 - ACPI AML execution, 3 operands
 */
acpi_status acpi_ex_opcode_3A_0T_0R(struct acpi_walk_state *walk_state);

acpi_status acpi_ex_opcode_3A_1T_1R(struct acpi_walk_state *walk_state);

/*
 * exoparg6 - ACPI AML execution, 6 operands
 */
acpi_status acpi_ex_opcode_6A_0T_1R(struct acpi_walk_state *walk_state);

/*
 * exresolv - Object resolution and get value functions
 */
acpi_status
acpi_ex_resolve_to_value(union acpi_operand_object **stack_ptr,
			 struct acpi_walk_state *walk_state);

acpi_status
acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state,
			 union acpi_operand_object *operand,
			 acpi_object_type * return_type,
			 union acpi_operand_object **return_desc);

/*
 * exresnte - resolve namespace node
 */
acpi_status
acpi_ex_resolve_node_to_value(struct acpi_namespace_node **stack_ptr,
			      struct acpi_walk_state *walk_state);

/*
 * exresop - resolve operand to value
 */
acpi_status
acpi_ex_resolve_operands(u16 opcode,
			 union acpi_operand_object **stack_ptr,
			 struct acpi_walk_state *walk_state);

/*
 * exdump - Interpreter debug output routines
 */
void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth);

void
acpi_ex_dump_operands(union acpi_operand_object **operands,
		      const char *opcode_name, u32 num_opcodes);

#ifdef	ACPI_FUTURE_USAGE
void
acpi_ex_dump_object_descriptor(union acpi_operand_object *object, u32 flags);

void acpi_ex_dump_namespace_node(struct acpi_namespace_node *node, u32 flags);
#endif				/* ACPI_FUTURE_USAGE */

/*
 * exnames - AML namestring support
 */
acpi_status
acpi_ex_get_name_string(acpi_object_type data_type,
			u8 * in_aml_address,
			char **out_name_string, u32 * out_name_length);

/*
 * exstore - Object store support
 */
acpi_status
acpi_ex_store(union acpi_operand_object *val_desc,
	      union acpi_operand_object *dest_desc,
	      struct acpi_walk_state *walk_state);

acpi_status
acpi_ex_store_object_to_node(union acpi_operand_object *source_desc,
			     struct acpi_namespace_node *node,
			     struct acpi_walk_state *walk_state,
			     u8 implicit_conversion);

#define ACPI_IMPLICIT_CONVERSION        TRUE
#define ACPI_NO_IMPLICIT_CONVERSION     FALSE

/*
 * exstoren - resolve/store object
 */
acpi_status
acpi_ex_resolve_object(union acpi_operand_object **source_desc_ptr,
		       acpi_object_type target_type,
		       struct acpi_walk_state *walk_state);

acpi_status
acpi_ex_store_object_to_object(union acpi_operand_object *source_desc,
			       union acpi_operand_object *dest_desc,
			       union acpi_operand_object **new_desc,
			       struct acpi_walk_state *walk_state);

/*
 * exstorob - store object - buffer/string
 */
acpi_status
acpi_ex_store_buffer_to_buffer(union acpi_operand_object *source_desc,
			       union acpi_operand_object *target_desc);

acpi_status
acpi_ex_store_string_to_string(union acpi_operand_object *source_desc,
			       union acpi_operand_object *target_desc);

/*
 * excopy - object copy
 */
acpi_status
acpi_ex_copy_integer_to_index_field(union acpi_operand_object *source_desc,
				    union acpi_operand_object *target_desc);

acpi_status
acpi_ex_copy_integer_to_bank_field(union acpi_operand_object *source_desc,
				   union acpi_operand_object *target_desc);

acpi_status
acpi_ex_copy_data_to_named_field(union acpi_operand_object *source_desc,
				 struct acpi_namespace_node *node);

acpi_status
acpi_ex_copy_integer_to_buffer_field(union acpi_operand_object *source_desc,
				     union acpi_operand_object *target_desc);

/*
 * exutils - interpreter/scanner utilities
 */
void acpi_ex_enter_interpreter(void);

void acpi_ex_exit_interpreter(void);

void acpi_ex_reacquire_interpreter(void);

void acpi_ex_relinquish_interpreter(void);

u8 acpi_ex_truncate_for32bit_table(union acpi_operand_object *obj_desc);

void acpi_ex_acquire_global_lock(u32 rule);

void acpi_ex_release_global_lock(u32 rule);

void acpi_ex_eisa_id_to_string(char *dest, u64 compressed_id);

void acpi_ex_integer_to_string(char *dest, u64 value);

u8 acpi_is_valid_space_id(u8 space_id);

/*
 * exregion - default op_region handlers
 */
acpi_status
acpi_ex_system_memory_space_handler(u32 function,
				    acpi_physical_address address,
				    u32 bit_width,
				    u64 *value,
				    void *handler_context,
				    void *region_context);

acpi_status
acpi_ex_system_io_space_handler(u32 function,
				acpi_physical_address address,
				u32 bit_width,
				u64 *value,
				void *handler_context, void *region_context);

acpi_status
acpi_ex_pci_config_space_handler(u32 function,
				 acpi_physical_address address,
				 u32 bit_width,
				 u64 *value,
				 void *handler_context, void *region_context);

acpi_status
acpi_ex_cmos_space_handler(u32 function,
			   acpi_physical_address address,
			   u32 bit_width,
			   u64 *value,
			   void *handler_context, void *region_context);

acpi_status
acpi_ex_pci_bar_space_handler(u32 function,
			      acpi_physical_address address,
			      u32 bit_width,
			      u64 *value,
			      void *handler_context, void *region_context);

acpi_status
acpi_ex_embedded_controller_space_handler(u32 function,
					  acpi_physical_address address,
					  u32 bit_width,
					  u64 *value,
					  void *handler_context,
					  void *region_context);

acpi_status
acpi_ex_sm_bus_space_handler(u32 function,
			     acpi_physical_address address,
			     u32 bit_width,
			     u64 *value,
			     void *handler_context, void *region_context);

acpi_status
acpi_ex_data_table_space_handler(u32 function,
				 acpi_physical_address address,
				 u32 bit_width,
				 u64 *value,
				 void *handler_context, void *region_context);

#endif				/* __INTERP_H__ */