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1/******************************************************************************
2 *
3 * Name: acinterp.h - Interpreter subcomponent prototypes and defines
4 *
5 *****************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2007, R. Byron Moore
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_table_region(struct acpi_walk_state *walk_state);
219
220acpi_status acpi_ex_create_event(struct acpi_walk_state *walk_state);
221
222acpi_status acpi_ex_create_alias(struct acpi_walk_state *walk_state);
223
224acpi_status
225acpi_ex_create_method(u8 * aml_start,
226 u32 aml_length, struct acpi_walk_state *walk_state);
227
228/*
229 * exconfig - dynamic table load/unload
230 */
231acpi_status
232acpi_ex_load_op(union acpi_operand_object *obj_desc,
233 union acpi_operand_object *target,
234 struct acpi_walk_state *walk_state);
235
236acpi_status
237acpi_ex_load_table_op(struct acpi_walk_state *walk_state,
238 union acpi_operand_object **return_desc);
239
240acpi_status acpi_ex_unload_table(union acpi_operand_object *ddb_handle);
241
242/*
243 * exmutex - mutex support
244 */
245acpi_status
246acpi_ex_acquire_mutex(union acpi_operand_object *time_desc,
247 union acpi_operand_object *obj_desc,
248 struct acpi_walk_state *walk_state);
249
250acpi_status
251acpi_ex_release_mutex(union acpi_operand_object *obj_desc,
252 struct acpi_walk_state *walk_state);
253
254void acpi_ex_release_all_mutexes(struct acpi_thread_state *thread);
255
256void acpi_ex_unlink_mutex(union acpi_operand_object *obj_desc);
257
258/*
259 * exprep - ACPI AML execution - prep utilities
260 */
261acpi_status
262acpi_ex_prep_common_field_object(union acpi_operand_object *obj_desc,
263 u8 field_flags,
264 u8 field_attribute,
265 u32 field_bit_position, u32 field_bit_length);
266
267acpi_status acpi_ex_prep_field_value(struct acpi_create_field_info *info);
268
269/*
270 * exsystem - Interface to OS services
271 */
272acpi_status
273acpi_ex_system_do_notify_op(union acpi_operand_object *value,
274 union acpi_operand_object *obj_desc);
275
276acpi_status acpi_ex_system_do_suspend(acpi_integer time);
277
278acpi_status acpi_ex_system_do_stall(u32 time);
279
280acpi_status acpi_ex_system_signal_event(union acpi_operand_object *obj_desc);
281
282acpi_status
283acpi_ex_system_wait_event(union acpi_operand_object *time,
284 union acpi_operand_object *obj_desc);
285
286acpi_status acpi_ex_system_reset_event(union acpi_operand_object *obj_desc);
287
288acpi_status
289acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout);
290
291acpi_status acpi_ex_system_wait_mutex(acpi_mutex mutex, u16 timeout);
292
293/*
294 * exoparg1 - ACPI AML execution, 1 operand
295 */
296acpi_status acpi_ex_opcode_0A_0T_1R(struct acpi_walk_state *walk_state);
297
298acpi_status acpi_ex_opcode_1A_0T_0R(struct acpi_walk_state *walk_state);
299
300acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state);
301
302acpi_status acpi_ex_opcode_1A_1T_1R(struct acpi_walk_state *walk_state);
303
304acpi_status acpi_ex_opcode_1A_1T_0R(struct acpi_walk_state *walk_state);
305
306/*
307 * exoparg2 - ACPI AML execution, 2 operands
308 */
309acpi_status acpi_ex_opcode_2A_0T_0R(struct acpi_walk_state *walk_state);
310
311acpi_status acpi_ex_opcode_2A_0T_1R(struct acpi_walk_state *walk_state);
312
313acpi_status acpi_ex_opcode_2A_1T_1R(struct acpi_walk_state *walk_state);
314
315acpi_status acpi_ex_opcode_2A_2T_1R(struct acpi_walk_state *walk_state);
316
317/*
318 * exoparg3 - ACPI AML execution, 3 operands
319 */
320acpi_status acpi_ex_opcode_3A_0T_0R(struct acpi_walk_state *walk_state);
321
322acpi_status acpi_ex_opcode_3A_1T_1R(struct acpi_walk_state *walk_state);
323
324/*
325 * exoparg6 - ACPI AML execution, 6 operands
326 */
327acpi_status acpi_ex_opcode_6A_0T_1R(struct acpi_walk_state *walk_state);
328
329/*
330 * exresolv - Object resolution and get value functions
331 */
332acpi_status
333acpi_ex_resolve_to_value(union acpi_operand_object **stack_ptr,
334 struct acpi_walk_state *walk_state);
335
336acpi_status
337acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state,
338 union acpi_operand_object *operand,
339 acpi_object_type * return_type,
340 union acpi_operand_object **return_desc);
341
342/*
343 * exresnte - resolve namespace node
344 */
345acpi_status
346acpi_ex_resolve_node_to_value(struct acpi_namespace_node **stack_ptr,
347 struct acpi_walk_state *walk_state);
348
349/*
350 * exresop - resolve operand to value
351 */
352acpi_status
353acpi_ex_resolve_operands(u16 opcode,
354 union acpi_operand_object **stack_ptr,
355 struct acpi_walk_state *walk_state);
356
357/*
358 * exdump - Interpreter debug output routines
359 */
360void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth);
361
362void
363acpi_ex_dump_operands(union acpi_operand_object **operands,
364 acpi_interpreter_mode interpreter_mode,
365 char *ident,
366 u32 num_levels,
367 char *note, char *module_name, u32 line_number);
368
369#ifdef ACPI_FUTURE_USAGE
370void
371acpi_ex_dump_object_descriptor(union acpi_operand_object *object, u32 flags);
372
373void acpi_ex_dump_namespace_node(struct acpi_namespace_node *node, u32 flags);
374#endif /* ACPI_FUTURE_USAGE */
375
376/*
377 * exnames - AML namestring support
378 */
379acpi_status
380acpi_ex_get_name_string(acpi_object_type data_type,
381 u8 * in_aml_address,
382 char **out_name_string, u32 * out_name_length);
383
384/*
385 * exstore - Object store support
386 */
387acpi_status
388acpi_ex_store(union acpi_operand_object *val_desc,
389 union acpi_operand_object *dest_desc,
390 struct acpi_walk_state *walk_state);
391
392acpi_status
393acpi_ex_store_object_to_node(union acpi_operand_object *source_desc,
394 struct acpi_namespace_node *node,
395 struct acpi_walk_state *walk_state,
396 u8 implicit_conversion);
397
398#define ACPI_IMPLICIT_CONVERSION TRUE
399#define ACPI_NO_IMPLICIT_CONVERSION FALSE
400
401/*
402 * exstoren - resolve/store object
403 */
404acpi_status
405acpi_ex_resolve_object(union acpi_operand_object **source_desc_ptr,
406 acpi_object_type target_type,
407 struct acpi_walk_state *walk_state);
408
409acpi_status
410acpi_ex_store_object_to_object(union acpi_operand_object *source_desc,
411 union acpi_operand_object *dest_desc,
412 union acpi_operand_object **new_desc,
413 struct acpi_walk_state *walk_state);
414
415/*
416 * exstorob - store object - buffer/string
417 */
418acpi_status
419acpi_ex_store_buffer_to_buffer(union acpi_operand_object *source_desc,
420 union acpi_operand_object *target_desc);
421
422acpi_status
423acpi_ex_store_string_to_string(union acpi_operand_object *source_desc,
424 union acpi_operand_object *target_desc);
425
426/*
427 * excopy - object copy
428 */
429acpi_status
430acpi_ex_copy_integer_to_index_field(union acpi_operand_object *source_desc,
431 union acpi_operand_object *target_desc);
432
433acpi_status
434acpi_ex_copy_integer_to_bank_field(union acpi_operand_object *source_desc,
435 union acpi_operand_object *target_desc);
436
437acpi_status
438acpi_ex_copy_data_to_named_field(union acpi_operand_object *source_desc,
439 struct acpi_namespace_node *node);
440
441acpi_status
442acpi_ex_copy_integer_to_buffer_field(union acpi_operand_object *source_desc,
443 union acpi_operand_object *target_desc);
444
445/*
446 * exutils - interpreter/scanner utilities
447 */
448void acpi_ex_enter_interpreter(void);
449
450void acpi_ex_exit_interpreter(void);
451
452void acpi_ex_reacquire_interpreter(void);
453
454void acpi_ex_relinquish_interpreter(void);
455
456void acpi_ex_truncate_for32bit_table(union acpi_operand_object *obj_desc);
457
458u8 acpi_ex_acquire_global_lock(u32 rule);
459
460void acpi_ex_release_global_lock(u8 locked);
461
462void acpi_ex_eisa_id_to_string(u32 numeric_id, char *out_string);
463
464void acpi_ex_unsigned_integer_to_string(acpi_integer value, char *out_string);
465
466/*
467 * exregion - default op_region handlers
468 */
469acpi_status
470acpi_ex_system_memory_space_handler(u32 function,
471 acpi_physical_address address,
472 u32 bit_width,
473 acpi_integer * value,
474 void *handler_context,
475 void *region_context);
476
477acpi_status
478acpi_ex_system_io_space_handler(u32 function,
479 acpi_physical_address address,
480 u32 bit_width,
481 acpi_integer * value,
482 void *handler_context, void *region_context);
483
484acpi_status
485acpi_ex_pci_config_space_handler(u32 function,
486 acpi_physical_address address,
487 u32 bit_width,
488 acpi_integer * value,
489 void *handler_context, void *region_context);
490
491acpi_status
492acpi_ex_cmos_space_handler(u32 function,
493 acpi_physical_address address,
494 u32 bit_width,
495 acpi_integer * value,
496 void *handler_context, void *region_context);
497
498acpi_status
499acpi_ex_pci_bar_space_handler(u32 function,
500 acpi_physical_address address,
501 u32 bit_width,
502 acpi_integer * value,
503 void *handler_context, void *region_context);
504
505acpi_status
506acpi_ex_embedded_controller_space_handler(u32 function,
507 acpi_physical_address address,
508 u32 bit_width,
509 acpi_integer * value,
510 void *handler_context,
511 void *region_context);
512
513acpi_status
514acpi_ex_sm_bus_space_handler(u32 function,
515 acpi_physical_address address,
516 u32 bit_width,
517 acpi_integer * value,
518 void *handler_context, void *region_context);
519
520acpi_status
521acpi_ex_data_table_space_handler(u32 function,
522 acpi_physical_address address,
523 u32 bit_width,
524 acpi_integer * value,
525 void *handler_context, void *region_context);
526
527#endif /* __INTERP_H__ */