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1/******************************************************************************
2 *
3 * Name: acinterp.h - Interpreter subcomponent prototypes and defines
4 *
5 *****************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2012, 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
67typedef 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 */
98acpi_status
99acpi_ex_convert_to_integer(union acpi_operand_object *obj_desc,
100 union acpi_operand_object **result_desc, u32 flags);
101
102acpi_status
103acpi_ex_convert_to_buffer(union acpi_operand_object *obj_desc,
104 union acpi_operand_object **result_desc);
105
106acpi_status
107acpi_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
117acpi_status
118acpi_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 * exdebug - AML debug object
125 */
126void
127acpi_ex_do_debug_object(union acpi_operand_object *source_desc,
128 u32 level, u32 index);
129
130/*
131 * exfield - ACPI AML (p-code) execution - field manipulation
132 */
133acpi_status
134acpi_ex_common_buffer_setup(union acpi_operand_object *obj_desc,
135 u32 buffer_length, u32 * datum_count);
136
137acpi_status
138acpi_ex_write_with_update_rule(union acpi_operand_object *obj_desc,
139 u64 mask,
140 u64 field_value, u32 field_datum_byte_offset);
141
142void
143acpi_ex_get_buffer_datum(u64 *datum,
144 void *buffer,
145 u32 buffer_length,
146 u32 byte_granularity, u32 buffer_offset);
147
148void
149acpi_ex_set_buffer_datum(u64 merged_datum,
150 void *buffer,
151 u32 buffer_length,
152 u32 byte_granularity, u32 buffer_offset);
153
154acpi_status
155acpi_ex_read_data_from_field(struct acpi_walk_state *walk_state,
156 union acpi_operand_object *obj_desc,
157 union acpi_operand_object **ret_buffer_desc);
158
159acpi_status
160acpi_ex_write_data_to_field(union acpi_operand_object *source_desc,
161 union acpi_operand_object *obj_desc,
162 union acpi_operand_object **result_desc);
163
164/*
165 * exfldio - low level field I/O
166 */
167acpi_status
168acpi_ex_extract_from_field(union acpi_operand_object *obj_desc,
169 void *buffer, u32 buffer_length);
170
171acpi_status
172acpi_ex_insert_into_field(union acpi_operand_object *obj_desc,
173 void *buffer, u32 buffer_length);
174
175acpi_status
176acpi_ex_access_region(union acpi_operand_object *obj_desc,
177 u32 field_datum_byte_offset, u64 *value, u32 read_write);
178
179/*
180 * exmisc - misc support routines
181 */
182acpi_status
183acpi_ex_get_object_reference(union acpi_operand_object *obj_desc,
184 union acpi_operand_object **return_desc,
185 struct acpi_walk_state *walk_state);
186
187acpi_status
188acpi_ex_concat_template(union acpi_operand_object *obj_desc,
189 union acpi_operand_object *obj_desc2,
190 union acpi_operand_object **actual_return_desc,
191 struct acpi_walk_state *walk_state);
192
193acpi_status
194acpi_ex_do_concatenate(union acpi_operand_object *obj_desc,
195 union acpi_operand_object *obj_desc2,
196 union acpi_operand_object **actual_return_desc,
197 struct acpi_walk_state *walk_state);
198
199acpi_status
200acpi_ex_do_logical_numeric_op(u16 opcode,
201 u64 integer0, u64 integer1, u8 *logical_result);
202
203acpi_status
204acpi_ex_do_logical_op(u16 opcode,
205 union acpi_operand_object *operand0,
206 union acpi_operand_object *operand1, u8 *logical_result);
207
208u64 acpi_ex_do_math_op(u16 opcode, u64 operand0, u64 operand1);
209
210acpi_status acpi_ex_create_mutex(struct acpi_walk_state *walk_state);
211
212acpi_status acpi_ex_create_processor(struct acpi_walk_state *walk_state);
213
214acpi_status acpi_ex_create_power_resource(struct acpi_walk_state *walk_state);
215
216acpi_status
217acpi_ex_create_region(u8 * aml_start,
218 u32 aml_length,
219 u8 region_space, struct acpi_walk_state *walk_state);
220
221acpi_status acpi_ex_create_event(struct acpi_walk_state *walk_state);
222
223acpi_status acpi_ex_create_alias(struct acpi_walk_state *walk_state);
224
225acpi_status
226acpi_ex_create_method(u8 * aml_start,
227 u32 aml_length, struct acpi_walk_state *walk_state);
228
229/*
230 * exconfig - dynamic table load/unload
231 */
232acpi_status
233acpi_ex_load_op(union acpi_operand_object *obj_desc,
234 union acpi_operand_object *target,
235 struct acpi_walk_state *walk_state);
236
237acpi_status
238acpi_ex_load_table_op(struct acpi_walk_state *walk_state,
239 union acpi_operand_object **return_desc);
240
241acpi_status acpi_ex_unload_table(union acpi_operand_object *ddb_handle);
242
243/*
244 * exmutex - mutex support
245 */
246acpi_status
247acpi_ex_acquire_mutex(union acpi_operand_object *time_desc,
248 union acpi_operand_object *obj_desc,
249 struct acpi_walk_state *walk_state);
250
251acpi_status
252acpi_ex_acquire_mutex_object(u16 timeout,
253 union acpi_operand_object *obj_desc,
254 acpi_thread_id thread_id);
255
256acpi_status
257acpi_ex_release_mutex(union acpi_operand_object *obj_desc,
258 struct acpi_walk_state *walk_state);
259
260acpi_status acpi_ex_release_mutex_object(union acpi_operand_object *obj_desc);
261
262void acpi_ex_release_all_mutexes(struct acpi_thread_state *thread);
263
264void acpi_ex_unlink_mutex(union acpi_operand_object *obj_desc);
265
266/*
267 * exprep - ACPI AML execution - prep utilities
268 */
269acpi_status
270acpi_ex_prep_common_field_object(union acpi_operand_object *obj_desc,
271 u8 field_flags,
272 u8 field_attribute,
273 u32 field_bit_position, u32 field_bit_length);
274
275acpi_status acpi_ex_prep_field_value(struct acpi_create_field_info *info);
276
277/*
278 * exsystem - Interface to OS services
279 */
280acpi_status
281acpi_ex_system_do_notify_op(union acpi_operand_object *value,
282 union acpi_operand_object *obj_desc);
283
284acpi_status acpi_ex_system_do_sleep(u64 time);
285
286acpi_status acpi_ex_system_do_stall(u32 time);
287
288acpi_status acpi_ex_system_signal_event(union acpi_operand_object *obj_desc);
289
290acpi_status
291acpi_ex_system_wait_event(union acpi_operand_object *time,
292 union acpi_operand_object *obj_desc);
293
294acpi_status acpi_ex_system_reset_event(union acpi_operand_object *obj_desc);
295
296acpi_status
297acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout);
298
299acpi_status acpi_ex_system_wait_mutex(acpi_mutex mutex, u16 timeout);
300
301/*
302 * exoparg1 - ACPI AML execution, 1 operand
303 */
304acpi_status acpi_ex_opcode_0A_0T_1R(struct acpi_walk_state *walk_state);
305
306acpi_status acpi_ex_opcode_1A_0T_0R(struct acpi_walk_state *walk_state);
307
308acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state);
309
310acpi_status acpi_ex_opcode_1A_1T_1R(struct acpi_walk_state *walk_state);
311
312acpi_status acpi_ex_opcode_1A_1T_0R(struct acpi_walk_state *walk_state);
313
314/*
315 * exoparg2 - ACPI AML execution, 2 operands
316 */
317acpi_status acpi_ex_opcode_2A_0T_0R(struct acpi_walk_state *walk_state);
318
319acpi_status acpi_ex_opcode_2A_0T_1R(struct acpi_walk_state *walk_state);
320
321acpi_status acpi_ex_opcode_2A_1T_1R(struct acpi_walk_state *walk_state);
322
323acpi_status acpi_ex_opcode_2A_2T_1R(struct acpi_walk_state *walk_state);
324
325/*
326 * exoparg3 - ACPI AML execution, 3 operands
327 */
328acpi_status acpi_ex_opcode_3A_0T_0R(struct acpi_walk_state *walk_state);
329
330acpi_status acpi_ex_opcode_3A_1T_1R(struct acpi_walk_state *walk_state);
331
332/*
333 * exoparg6 - ACPI AML execution, 6 operands
334 */
335acpi_status acpi_ex_opcode_6A_0T_1R(struct acpi_walk_state *walk_state);
336
337/*
338 * exresolv - Object resolution and get value functions
339 */
340acpi_status
341acpi_ex_resolve_to_value(union acpi_operand_object **stack_ptr,
342 struct acpi_walk_state *walk_state);
343
344acpi_status
345acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state,
346 union acpi_operand_object *operand,
347 acpi_object_type * return_type,
348 union acpi_operand_object **return_desc);
349
350/*
351 * exresnte - resolve namespace node
352 */
353acpi_status
354acpi_ex_resolve_node_to_value(struct acpi_namespace_node **stack_ptr,
355 struct acpi_walk_state *walk_state);
356
357/*
358 * exresop - resolve operand to value
359 */
360acpi_status
361acpi_ex_resolve_operands(u16 opcode,
362 union acpi_operand_object **stack_ptr,
363 struct acpi_walk_state *walk_state);
364
365/*
366 * exdump - Interpreter debug output routines
367 */
368void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth);
369
370void
371acpi_ex_dump_operands(union acpi_operand_object **operands,
372 const char *opcode_name, u32 num_opcodes);
373
374#ifdef ACPI_FUTURE_USAGE
375void
376acpi_ex_dump_object_descriptor(union acpi_operand_object *object, u32 flags);
377
378void acpi_ex_dump_namespace_node(struct acpi_namespace_node *node, u32 flags);
379#endif /* ACPI_FUTURE_USAGE */
380
381/*
382 * exnames - AML namestring support
383 */
384acpi_status
385acpi_ex_get_name_string(acpi_object_type data_type,
386 u8 * in_aml_address,
387 char **out_name_string, u32 * out_name_length);
388
389/*
390 * exstore - Object store support
391 */
392acpi_status
393acpi_ex_store(union acpi_operand_object *val_desc,
394 union acpi_operand_object *dest_desc,
395 struct acpi_walk_state *walk_state);
396
397acpi_status
398acpi_ex_store_object_to_node(union acpi_operand_object *source_desc,
399 struct acpi_namespace_node *node,
400 struct acpi_walk_state *walk_state,
401 u8 implicit_conversion);
402
403#define ACPI_IMPLICIT_CONVERSION TRUE
404#define ACPI_NO_IMPLICIT_CONVERSION FALSE
405
406/*
407 * exstoren - resolve/store object
408 */
409acpi_status
410acpi_ex_resolve_object(union acpi_operand_object **source_desc_ptr,
411 acpi_object_type target_type,
412 struct acpi_walk_state *walk_state);
413
414acpi_status
415acpi_ex_store_object_to_object(union acpi_operand_object *source_desc,
416 union acpi_operand_object *dest_desc,
417 union acpi_operand_object **new_desc,
418 struct acpi_walk_state *walk_state);
419
420/*
421 * exstorob - store object - buffer/string
422 */
423acpi_status
424acpi_ex_store_buffer_to_buffer(union acpi_operand_object *source_desc,
425 union acpi_operand_object *target_desc);
426
427acpi_status
428acpi_ex_store_string_to_string(union acpi_operand_object *source_desc,
429 union acpi_operand_object *target_desc);
430
431/*
432 * excopy - object copy
433 */
434acpi_status
435acpi_ex_copy_integer_to_index_field(union acpi_operand_object *source_desc,
436 union acpi_operand_object *target_desc);
437
438acpi_status
439acpi_ex_copy_integer_to_bank_field(union acpi_operand_object *source_desc,
440 union acpi_operand_object *target_desc);
441
442acpi_status
443acpi_ex_copy_data_to_named_field(union acpi_operand_object *source_desc,
444 struct acpi_namespace_node *node);
445
446acpi_status
447acpi_ex_copy_integer_to_buffer_field(union acpi_operand_object *source_desc,
448 union acpi_operand_object *target_desc);
449
450/*
451 * exutils - interpreter/scanner utilities
452 */
453void acpi_ex_enter_interpreter(void);
454
455void acpi_ex_exit_interpreter(void);
456
457void acpi_ex_reacquire_interpreter(void);
458
459void acpi_ex_relinquish_interpreter(void);
460
461void acpi_ex_truncate_for32bit_table(union acpi_operand_object *obj_desc);
462
463void acpi_ex_acquire_global_lock(u32 rule);
464
465void acpi_ex_release_global_lock(u32 rule);
466
467void acpi_ex_eisa_id_to_string(char *dest, u64 compressed_id);
468
469void acpi_ex_integer_to_string(char *dest, u64 value);
470
471u8 acpi_is_valid_space_id(u8 space_id);
472
473/*
474 * exregion - default op_region handlers
475 */
476acpi_status
477acpi_ex_system_memory_space_handler(u32 function,
478 acpi_physical_address address,
479 u32 bit_width,
480 u64 *value,
481 void *handler_context,
482 void *region_context);
483
484acpi_status
485acpi_ex_system_io_space_handler(u32 function,
486 acpi_physical_address address,
487 u32 bit_width,
488 u64 *value,
489 void *handler_context, void *region_context);
490
491acpi_status
492acpi_ex_pci_config_space_handler(u32 function,
493 acpi_physical_address address,
494 u32 bit_width,
495 u64 *value,
496 void *handler_context, void *region_context);
497
498acpi_status
499acpi_ex_cmos_space_handler(u32 function,
500 acpi_physical_address address,
501 u32 bit_width,
502 u64 *value,
503 void *handler_context, void *region_context);
504
505acpi_status
506acpi_ex_pci_bar_space_handler(u32 function,
507 acpi_physical_address address,
508 u32 bit_width,
509 u64 *value,
510 void *handler_context, void *region_context);
511
512acpi_status
513acpi_ex_embedded_controller_space_handler(u32 function,
514 acpi_physical_address address,
515 u32 bit_width,
516 u64 *value,
517 void *handler_context,
518 void *region_context);
519
520acpi_status
521acpi_ex_sm_bus_space_handler(u32 function,
522 acpi_physical_address address,
523 u32 bit_width,
524 u64 *value,
525 void *handler_context, void *region_context);
526
527acpi_status
528acpi_ex_data_table_space_handler(u32 function,
529 acpi_physical_address address,
530 u32 bit_width,
531 u64 *value,
532 void *handler_context, void *region_context);
533
534#endif /* __INTERP_H__ */