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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
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 * exfield - ACPI AML (p-code) execution - field manipulation
125 */
126acpi_status
127acpi_ex_common_buffer_setup(union acpi_operand_object *obj_desc,
128 u32 buffer_length, u32 * datum_count);
129
130acpi_status
131acpi_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
136void
137acpi_ex_get_buffer_datum(acpi_integer * datum,
138 void *buffer,
139 u32 buffer_length,
140 u32 byte_granularity, u32 buffer_offset);
141
142void
143acpi_ex_set_buffer_datum(acpi_integer merged_datum,
144 void *buffer,
145 u32 buffer_length,
146 u32 byte_granularity, u32 buffer_offset);
147
148acpi_status
149acpi_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
153acpi_status
154acpi_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 */
161acpi_status
162acpi_ex_extract_from_field(union acpi_operand_object *obj_desc,
163 void *buffer, u32 buffer_length);
164
165acpi_status
166acpi_ex_insert_into_field(union acpi_operand_object *obj_desc,
167 void *buffer, u32 buffer_length);
168
169acpi_status
170acpi_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 */
177acpi_status
178acpi_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
182acpi_status
183acpi_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
188acpi_status
189acpi_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
194acpi_status
195acpi_ex_do_logical_numeric_op(u16 opcode,
196 acpi_integer integer0,
197 acpi_integer integer1, u8 * logical_result);
198
199acpi_status
200acpi_ex_do_logical_op(u16 opcode,
201 union acpi_operand_object *operand0,
202 union acpi_operand_object *operand1, u8 * logical_result);
203
204acpi_integer
205acpi_ex_do_math_op(u16 opcode, acpi_integer operand0, acpi_integer operand1);
206
207acpi_status acpi_ex_create_mutex(struct acpi_walk_state *walk_state);
208
209acpi_status acpi_ex_create_processor(struct acpi_walk_state *walk_state);
210
211acpi_status acpi_ex_create_power_resource(struct acpi_walk_state *walk_state);
212
213acpi_status
214acpi_ex_create_region(u8 * aml_start,
215 u32 aml_length,
216 u8 region_space, struct acpi_walk_state *walk_state);
217
218acpi_status acpi_ex_create_event(struct acpi_walk_state *walk_state);
219
220acpi_status acpi_ex_create_alias(struct acpi_walk_state *walk_state);
221
222acpi_status
223acpi_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 */
229acpi_status
230acpi_ex_load_op(union acpi_operand_object *obj_desc,
231 union acpi_operand_object *target,
232 struct acpi_walk_state *walk_state);
233
234acpi_status
235acpi_ex_load_table_op(struct acpi_walk_state *walk_state,
236 union acpi_operand_object **return_desc);
237
238acpi_status acpi_ex_unload_table(union acpi_operand_object *ddb_handle);
239
240/*
241 * exmutex - mutex support
242 */
243acpi_status
244acpi_ex_acquire_mutex(union acpi_operand_object *time_desc,
245 union acpi_operand_object *obj_desc,
246 struct acpi_walk_state *walk_state);
247
248acpi_status
249acpi_ex_acquire_mutex_object(u16 timeout,
250 union acpi_operand_object *obj_desc,
251 acpi_thread_id thread_id);
252
253acpi_status
254acpi_ex_release_mutex(union acpi_operand_object *obj_desc,
255 struct acpi_walk_state *walk_state);
256
257acpi_status acpi_ex_release_mutex_object(union acpi_operand_object *obj_desc);
258
259void acpi_ex_release_all_mutexes(struct acpi_thread_state *thread);
260
261void acpi_ex_unlink_mutex(union acpi_operand_object *obj_desc);
262
263/*
264 * exprep - ACPI AML execution - prep utilities
265 */
266acpi_status
267acpi_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
272acpi_status acpi_ex_prep_field_value(struct acpi_create_field_info *info);
273
274/*
275 * exsystem - Interface to OS services
276 */
277acpi_status
278acpi_ex_system_do_notify_op(union acpi_operand_object *value,
279 union acpi_operand_object *obj_desc);
280
281acpi_status acpi_ex_system_do_suspend(acpi_integer time);
282
283acpi_status acpi_ex_system_do_stall(u32 time);
284
285acpi_status acpi_ex_system_signal_event(union acpi_operand_object *obj_desc);
286
287acpi_status
288acpi_ex_system_wait_event(union acpi_operand_object *time,
289 union acpi_operand_object *obj_desc);
290
291acpi_status acpi_ex_system_reset_event(union acpi_operand_object *obj_desc);
292
293acpi_status
294acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout);
295
296acpi_status acpi_ex_system_wait_mutex(acpi_mutex mutex, u16 timeout);
297
298/*
299 * exoparg1 - ACPI AML execution, 1 operand
300 */
301acpi_status acpi_ex_opcode_0A_0T_1R(struct acpi_walk_state *walk_state);
302
303acpi_status acpi_ex_opcode_1A_0T_0R(struct acpi_walk_state *walk_state);
304
305acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state);
306
307acpi_status acpi_ex_opcode_1A_1T_1R(struct acpi_walk_state *walk_state);
308
309acpi_status acpi_ex_opcode_1A_1T_0R(struct acpi_walk_state *walk_state);
310
311/*
312 * exoparg2 - ACPI AML execution, 2 operands
313 */
314acpi_status acpi_ex_opcode_2A_0T_0R(struct acpi_walk_state *walk_state);
315
316acpi_status acpi_ex_opcode_2A_0T_1R(struct acpi_walk_state *walk_state);
317
318acpi_status acpi_ex_opcode_2A_1T_1R(struct acpi_walk_state *walk_state);
319
320acpi_status acpi_ex_opcode_2A_2T_1R(struct acpi_walk_state *walk_state);
321
322/*
323 * exoparg3 - ACPI AML execution, 3 operands
324 */
325acpi_status acpi_ex_opcode_3A_0T_0R(struct acpi_walk_state *walk_state);
326
327acpi_status acpi_ex_opcode_3A_1T_1R(struct acpi_walk_state *walk_state);
328
329/*
330 * exoparg6 - ACPI AML execution, 6 operands
331 */
332acpi_status acpi_ex_opcode_6A_0T_1R(struct acpi_walk_state *walk_state);
333
334/*
335 * exresolv - Object resolution and get value functions
336 */
337acpi_status
338acpi_ex_resolve_to_value(union acpi_operand_object **stack_ptr,
339 struct acpi_walk_state *walk_state);
340
341acpi_status
342acpi_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 */
350acpi_status
351acpi_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 */
357acpi_status
358acpi_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 */
365void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth);
366
367void
368acpi_ex_dump_operands(union acpi_operand_object **operands,
369 const char *opcode_name, u32 num_opcodes);
370
371#ifdef ACPI_FUTURE_USAGE
372void
373acpi_ex_dump_object_descriptor(union acpi_operand_object *object, u32 flags);
374
375void 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 */
381acpi_status
382acpi_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 */
389acpi_status
390acpi_ex_store(union acpi_operand_object *val_desc,
391 union acpi_operand_object *dest_desc,
392 struct acpi_walk_state *walk_state);
393
394acpi_status
395acpi_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 */
406acpi_status
407acpi_ex_resolve_object(union acpi_operand_object **source_desc_ptr,
408 acpi_object_type target_type,
409 struct acpi_walk_state *walk_state);
410
411acpi_status
412acpi_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 */
420acpi_status
421acpi_ex_store_buffer_to_buffer(union acpi_operand_object *source_desc,
422 union acpi_operand_object *target_desc);
423
424acpi_status
425acpi_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 */
431acpi_status
432acpi_ex_copy_integer_to_index_field(union acpi_operand_object *source_desc,
433 union acpi_operand_object *target_desc);
434
435acpi_status
436acpi_ex_copy_integer_to_bank_field(union acpi_operand_object *source_desc,
437 union acpi_operand_object *target_desc);
438
439acpi_status
440acpi_ex_copy_data_to_named_field(union acpi_operand_object *source_desc,
441 struct acpi_namespace_node *node);
442
443acpi_status
444acpi_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 */
450void acpi_ex_enter_interpreter(void);
451
452void acpi_ex_exit_interpreter(void);
453
454void acpi_ex_reacquire_interpreter(void);
455
456void acpi_ex_relinquish_interpreter(void);
457
458void acpi_ex_truncate_for32bit_table(union acpi_operand_object *obj_desc);
459
460void acpi_ex_acquire_global_lock(u32 rule);
461
462void acpi_ex_release_global_lock(u32 rule);
463
464void acpi_ex_eisa_id_to_string(u32 numeric_id, char *out_string);
465
466void acpi_ex_unsigned_integer_to_string(acpi_integer value, char *out_string);
467
468/*
469 * exregion - default op_region handlers
470 */
471acpi_status
472acpi_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
479acpi_status
480acpi_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
486acpi_status
487acpi_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
493acpi_status
494acpi_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
500acpi_status
501acpi_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
507acpi_status
508acpi_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
515acpi_status
516acpi_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
522acpi_status
523acpi_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__ */