xref: /openbmc/linux/include/acpi/acpixf.h (revision bc5aa3a0)
1 /******************************************************************************
2  *
3  * Name: acpixf.h - External interfaces to the ACPI subsystem
4  *
5  *****************************************************************************/
6 
7 /*
8  * Copyright (C) 2000 - 2016, 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 __ACXFACE_H__
45 #define __ACXFACE_H__
46 
47 /* Current ACPICA subsystem version in YYYYMMDD format */
48 
49 #define ACPI_CA_VERSION                 0x20160422
50 
51 #include <acpi/acconfig.h>
52 #include <acpi/actypes.h>
53 #include <acpi/actbl.h>
54 #include <acpi/acbuffer.h>
55 
56 /*****************************************************************************
57  *
58  * Macros used for ACPICA globals and configuration
59  *
60  ****************************************************************************/
61 
62 /*
63  * Ensure that global variables are defined and initialized only once.
64  *
65  * The use of these macros allows for a single list of globals (here)
66  * in order to simplify maintenance of the code.
67  */
68 #ifdef DEFINE_ACPI_GLOBALS
69 #define ACPI_GLOBAL(type,name) \
70 	extern type name; \
71 	type name
72 
73 #define ACPI_INIT_GLOBAL(type,name,value) \
74 	type name=value
75 
76 #else
77 #ifndef ACPI_GLOBAL
78 #define ACPI_GLOBAL(type,name) \
79 	extern type name
80 #endif
81 
82 #ifndef ACPI_INIT_GLOBAL
83 #define ACPI_INIT_GLOBAL(type,name,value) \
84 	extern type name
85 #endif
86 #endif
87 
88 /*
89  * These macros configure the various ACPICA interfaces. They are
90  * useful for generating stub inline functions for features that are
91  * configured out of the current kernel or ACPICA application.
92  */
93 #ifndef ACPI_EXTERNAL_RETURN_STATUS
94 #define ACPI_EXTERNAL_RETURN_STATUS(prototype) \
95 	prototype;
96 #endif
97 
98 #ifndef ACPI_EXTERNAL_RETURN_OK
99 #define ACPI_EXTERNAL_RETURN_OK(prototype) \
100 	prototype;
101 #endif
102 
103 #ifndef ACPI_EXTERNAL_RETURN_VOID
104 #define ACPI_EXTERNAL_RETURN_VOID(prototype) \
105 	prototype;
106 #endif
107 
108 #ifndef ACPI_EXTERNAL_RETURN_UINT32
109 #define ACPI_EXTERNAL_RETURN_UINT32(prototype) \
110 	prototype;
111 #endif
112 
113 #ifndef ACPI_EXTERNAL_RETURN_PTR
114 #define ACPI_EXTERNAL_RETURN_PTR(prototype) \
115 	prototype;
116 #endif
117 
118 /*****************************************************************************
119  *
120  * Public globals and runtime configuration options
121  *
122  ****************************************************************************/
123 
124 /*
125  * Enable "slack mode" of the AML interpreter?  Default is FALSE, and the
126  * interpreter strictly follows the ACPI specification. Setting to TRUE
127  * allows the interpreter to ignore certain errors and/or bad AML constructs.
128  *
129  * Currently, these features are enabled by this flag:
130  *
131  * 1) Allow "implicit return" of last value in a control method
132  * 2) Allow access beyond the end of an operation region
133  * 3) Allow access to uninitialized locals/args (auto-init to integer 0)
134  * 4) Allow ANY object type to be a source operand for the Store() operator
135  * 5) Allow unresolved references (invalid target name) in package objects
136  * 6) Enable warning messages for behavior that is not ACPI spec compliant
137  */
138 ACPI_INIT_GLOBAL(u8, acpi_gbl_enable_interpreter_slack, FALSE);
139 
140 /*
141  * Automatically serialize all methods that create named objects? Default
142  * is TRUE, meaning that all non_serialized methods are scanned once at
143  * table load time to determine those that create named objects. Methods
144  * that create named objects are marked Serialized in order to prevent
145  * possible run-time problems if they are entered by more than one thread.
146  */
147 ACPI_INIT_GLOBAL(u8, acpi_gbl_auto_serialize_methods, TRUE);
148 
149 /*
150  * Create the predefined _OSI method in the namespace? Default is TRUE
151  * because ACPICA is fully compatible with other ACPI implementations.
152  * Changing this will revert ACPICA (and machine ASL) to pre-OSI behavior.
153  */
154 ACPI_INIT_GLOBAL(u8, acpi_gbl_create_osi_method, TRUE);
155 
156 /*
157  * Optionally use default values for the ACPI register widths. Set this to
158  * TRUE to use the defaults, if an FADT contains incorrect widths/lengths.
159  */
160 ACPI_INIT_GLOBAL(u8, acpi_gbl_use_default_register_widths, TRUE);
161 
162 /*
163  * Whether or not to verify the table checksum before installation. Set
164  * this to TRUE to verify the table checksum before install it to the table
165  * manager. Note that enabling this option causes errors to happen in some
166  * OSPMs during early initialization stages. Default behavior is to do such
167  * verification.
168  */
169 ACPI_INIT_GLOBAL(u8, acpi_gbl_verify_table_checksum, TRUE);
170 
171 /*
172  * Optionally enable output from the AML Debug Object.
173  */
174 ACPI_INIT_GLOBAL(u8, acpi_gbl_enable_aml_debug_object, FALSE);
175 
176 /*
177  * Optionally copy the entire DSDT to local memory (instead of simply
178  * mapping it.) There are some BIOSs that corrupt or replace the original
179  * DSDT, creating the need for this option. Default is FALSE, do not copy
180  * the DSDT.
181  */
182 ACPI_INIT_GLOBAL(u8, acpi_gbl_copy_dsdt_locally, FALSE);
183 
184 /*
185  * Optionally ignore an XSDT if present and use the RSDT instead.
186  * Although the ACPI specification requires that an XSDT be used instead
187  * of the RSDT, the XSDT has been found to be corrupt or ill-formed on
188  * some machines. Default behavior is to use the XSDT if present.
189  */
190 ACPI_INIT_GLOBAL(u8, acpi_gbl_do_not_use_xsdt, FALSE);
191 
192 /*
193  * Optionally support group module level code.
194  */
195 ACPI_INIT_GLOBAL(u8, acpi_gbl_group_module_level_code, TRUE);
196 
197 /*
198  * Optionally use 32-bit FADT addresses if and when there is a conflict
199  * (address mismatch) between the 32-bit and 64-bit versions of the
200  * address. Although ACPICA adheres to the ACPI specification which
201  * requires the use of the corresponding 64-bit address if it is non-zero,
202  * some machines have been found to have a corrupted non-zero 64-bit
203  * address. Default is FALSE, do not favor the 32-bit addresses.
204  */
205 ACPI_INIT_GLOBAL(u8, acpi_gbl_use32_bit_fadt_addresses, FALSE);
206 
207 /*
208  * Optionally use 32-bit FACS table addresses.
209  * It is reported that some platforms fail to resume from system suspending
210  * if 64-bit FACS table address is selected:
211  * https://bugzilla.kernel.org/show_bug.cgi?id=74021
212  * Default is TRUE, favor the 32-bit addresses.
213  */
214 ACPI_INIT_GLOBAL(u8, acpi_gbl_use32_bit_facs_addresses, TRUE);
215 
216 /*
217  * Optionally truncate I/O addresses to 16 bits. Provides compatibility
218  * with other ACPI implementations. NOTE: During ACPICA initialization,
219  * this value is set to TRUE if any Windows OSI strings have been
220  * requested by the BIOS.
221  */
222 ACPI_INIT_GLOBAL(u8, acpi_gbl_truncate_io_addresses, FALSE);
223 
224 /*
225  * Disable runtime checking and repair of values returned by control methods.
226  * Use only if the repair is causing a problem on a particular machine.
227  */
228 ACPI_INIT_GLOBAL(u8, acpi_gbl_disable_auto_repair, FALSE);
229 
230 /*
231  * Optionally do not install any SSDTs from the RSDT/XSDT during initialization.
232  * This can be useful for debugging ACPI problems on some machines.
233  */
234 ACPI_INIT_GLOBAL(u8, acpi_gbl_disable_ssdt_table_install, FALSE);
235 
236 /*
237  * Optionally enable runtime namespace override.
238  */
239 ACPI_INIT_GLOBAL(u8, acpi_gbl_runtime_namespace_override, TRUE);
240 
241 /*
242  * We keep track of the latest version of Windows that has been requested by
243  * the BIOS. ACPI 5.0.
244  */
245 ACPI_INIT_GLOBAL(u8, acpi_gbl_osi_data, 0);
246 
247 /*
248  * ACPI 5.0 introduces the concept of a "reduced hardware platform", meaning
249  * that the ACPI hardware is no longer required. A flag in the FADT indicates
250  * a reduced HW machine, and that flag is duplicated here for convenience.
251  */
252 ACPI_INIT_GLOBAL(u8, acpi_gbl_reduced_hardware, FALSE);
253 
254 /*
255  * This mechanism is used to trace a specified AML method. The method is
256  * traced each time it is executed.
257  */
258 ACPI_INIT_GLOBAL(u32, acpi_gbl_trace_flags, 0);
259 ACPI_INIT_GLOBAL(const char *, acpi_gbl_trace_method_name, NULL);
260 ACPI_INIT_GLOBAL(u32, acpi_gbl_trace_dbg_level, ACPI_TRACE_LEVEL_DEFAULT);
261 ACPI_INIT_GLOBAL(u32, acpi_gbl_trace_dbg_layer, ACPI_TRACE_LAYER_DEFAULT);
262 
263 /*
264  * Runtime configuration of debug output control masks. We want the debug
265  * switches statically initialized so they are already set when the debugger
266  * is entered.
267  */
268 ACPI_INIT_GLOBAL(u32, acpi_dbg_level, ACPI_DEBUG_DEFAULT);
269 ACPI_INIT_GLOBAL(u32, acpi_dbg_layer, 0);
270 
271 /* Optionally enable timer output with Debug Object output */
272 
273 ACPI_INIT_GLOBAL(u8, acpi_gbl_display_debug_timer, FALSE);
274 
275 /*
276  * Debugger command handshake globals. Host OSes need to access these
277  * variables to implement their own command handshake mechanism.
278  */
279 #ifdef ACPI_DEBUGGER
280 ACPI_INIT_GLOBAL(u8, acpi_gbl_method_executing, FALSE);
281 ACPI_GLOBAL(char, acpi_gbl_db_line_buf[ACPI_DB_LINE_BUFFER_SIZE]);
282 #endif
283 
284 /*
285  * Other miscellaneous globals
286  */
287 ACPI_GLOBAL(struct acpi_table_fadt, acpi_gbl_FADT);
288 ACPI_GLOBAL(u32, acpi_current_gpe_count);
289 ACPI_GLOBAL(u8, acpi_gbl_system_awake_and_running);
290 
291 /*****************************************************************************
292  *
293  * ACPICA public interface configuration.
294  *
295  * Interfaces that are configured out of the ACPICA build are replaced
296  * by inlined stubs by default.
297  *
298  ****************************************************************************/
299 
300 /*
301  * Hardware-reduced prototypes (default: Not hardware reduced).
302  *
303  * All ACPICA hardware-related interfaces that use these macros will be
304  * configured out of the ACPICA build if the ACPI_REDUCED_HARDWARE flag
305  * is set to TRUE.
306  *
307  * Note: This static build option for reduced hardware is intended to
308  * reduce ACPICA code size if desired or necessary. However, even if this
309  * option is not specified, the runtime behavior of ACPICA is dependent
310  * on the actual FADT reduced hardware flag (HW_REDUCED_ACPI). If set,
311  * the flag will enable similar behavior -- ACPICA will not attempt
312  * to access any ACPI-relate hardware (SCI, GPEs, Fixed Events, etc.)
313  */
314 #if (!ACPI_REDUCED_HARDWARE)
315 #define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
316 	ACPI_EXTERNAL_RETURN_STATUS(prototype)
317 
318 #define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
319 	ACPI_EXTERNAL_RETURN_OK(prototype)
320 
321 #define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
322 	ACPI_EXTERNAL_RETURN_VOID(prototype)
323 
324 #else
325 #define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
326 	static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);}
327 
328 #define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
329 	static ACPI_INLINE prototype {return(AE_OK);}
330 
331 #define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
332 	static ACPI_INLINE prototype {return;}
333 
334 #endif				/* !ACPI_REDUCED_HARDWARE */
335 
336 /*
337  * Error message prototypes (default: error messages enabled).
338  *
339  * All interfaces related to error and warning messages
340  * will be configured out of the ACPICA build if the
341  * ACPI_NO_ERROR_MESSAGE flag is defined.
342  */
343 #ifndef ACPI_NO_ERROR_MESSAGES
344 #define ACPI_MSG_DEPENDENT_RETURN_VOID(prototype) \
345 	prototype;
346 
347 #else
348 #define ACPI_MSG_DEPENDENT_RETURN_VOID(prototype) \
349 	static ACPI_INLINE prototype {return;}
350 
351 #endif				/* ACPI_NO_ERROR_MESSAGES */
352 
353 /*
354  * Debugging output prototypes (default: no debug output).
355  *
356  * All interfaces related to debug output messages
357  * will be configured out of the ACPICA build unless the
358  * ACPI_DEBUG_OUTPUT flag is defined.
359  */
360 #ifdef ACPI_DEBUG_OUTPUT
361 #define ACPI_DBG_DEPENDENT_RETURN_VOID(prototype) \
362 	prototype;
363 
364 #else
365 #define ACPI_DBG_DEPENDENT_RETURN_VOID(prototype) \
366 	static ACPI_INLINE prototype {return;}
367 
368 #endif				/* ACPI_DEBUG_OUTPUT */
369 
370 /*
371  * Application prototypes
372  *
373  * All interfaces used by application will be configured
374  * out of the ACPICA build unless the ACPI_APPLICATION
375  * flag is defined.
376  */
377 #ifdef ACPI_APPLICATION
378 #define ACPI_APP_DEPENDENT_RETURN_VOID(prototype) \
379 	prototype;
380 
381 #else
382 #define ACPI_APP_DEPENDENT_RETURN_VOID(prototype) \
383 	static ACPI_INLINE prototype {return;}
384 
385 #endif				/* ACPI_APPLICATION */
386 
387 /*
388  * Debugger prototypes
389  *
390  * All interfaces used by debugger will be configured
391  * out of the ACPICA build unless the ACPI_DEBUGGER
392  * flag is defined.
393  */
394 #ifdef ACPI_DEBUGGER
395 #define ACPI_DBR_DEPENDENT_RETURN_OK(prototype) \
396 	ACPI_EXTERNAL_RETURN_OK(prototype)
397 
398 #define ACPI_DBR_DEPENDENT_RETURN_VOID(prototype) \
399 	ACPI_EXTERNAL_RETURN_VOID(prototype)
400 
401 #else
402 #define ACPI_DBR_DEPENDENT_RETURN_OK(prototype) \
403 	static ACPI_INLINE prototype {return(AE_OK);}
404 
405 #define ACPI_DBR_DEPENDENT_RETURN_VOID(prototype) \
406 	static ACPI_INLINE prototype {return;}
407 
408 #endif				/* ACPI_DEBUGGER */
409 
410 /*****************************************************************************
411  *
412  * ACPICA public interface prototypes
413  *
414  ****************************************************************************/
415 
416 /*
417  * Initialization
418  */
419 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init
420 			    acpi_initialize_tables(struct acpi_table_desc
421 						   *initial_storage,
422 						   u32 initial_table_count,
423 						   u8 allow_resize))
424 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_initialize_subsystem(void))
425 
426 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_enable_subsystem(u32 flags))
427 
428 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init
429 			    acpi_initialize_objects(u32 flags))
430 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_terminate(void))
431 
432 /*
433  * Miscellaneous global interfaces
434  */
435 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable(void))
436 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_disable(void))
437 ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_subsystem_status(void))
438 
439 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
440 			    acpi_get_system_info(struct acpi_buffer
441 						 *ret_buffer))
442 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
443 			     acpi_get_statistics(struct acpi_statistics *stats))
444 ACPI_EXTERNAL_RETURN_PTR(const char
445 			  *acpi_format_exception(acpi_status exception))
446 ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_purge_cached_objects(void))
447 
448 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
449 			    acpi_install_interface(acpi_string interface_name))
450 
451 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
452 			    acpi_remove_interface(acpi_string interface_name))
453 ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_update_interfaces(u8 action))
454 
455 ACPI_EXTERNAL_RETURN_UINT32(u32
456 			    acpi_check_address_range(acpi_adr_space_type
457 						     space_id,
458 						     acpi_physical_address
459 						     address, acpi_size length,
460 						     u8 warn))
461 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
462 			     acpi_decode_pld_buffer(u8 *in_buffer,
463 						    acpi_size length,
464 						    struct acpi_pld_info
465 						    **return_buffer))
466 
467 /*
468  * ACPI table load/unload interfaces
469  */
470 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init
471 			    acpi_install_table(acpi_physical_address address,
472 					       u8 physical))
473 
474 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
475 			    acpi_load_table(struct acpi_table_header *table))
476 
477 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
478 			    acpi_unload_parent_table(acpi_handle object))
479 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_load_tables(void))
480 
481 /*
482  * ACPI table manipulation interfaces
483  */
484 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_reallocate_root_table(void))
485 
486 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init
487 			    acpi_find_root_pointer(acpi_physical_address
488 						   *rsdp_address))
489 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
490 			     acpi_get_table_header(acpi_string signature,
491 						   u32 instance,
492 						   struct acpi_table_header
493 						   *out_table_header))
494 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
495 			     acpi_get_table(acpi_string signature, u32 instance,
496 					    struct acpi_table_header
497 					    **out_table))
498 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
499 			     acpi_get_table_by_index(u32 table_index,
500 						     struct acpi_table_header
501 						     **out_table))
502 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
503 			     acpi_install_table_handler(acpi_table_handler
504 							handler, void *context))
505 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
506 			     acpi_remove_table_handler(acpi_table_handler
507 						       handler))
508 
509 /*
510  * Namespace and name interfaces
511  */
512 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
513 			    acpi_walk_namespace(acpi_object_type type,
514 						acpi_handle start_object,
515 						u32 max_depth,
516 						acpi_walk_callback
517 						descending_callback,
518 						acpi_walk_callback
519 						ascending_callback,
520 						void *context,
521 						void **return_value))
522 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
523 			     acpi_get_devices(const char *HID,
524 					      acpi_walk_callback user_function,
525 					      void *context,
526 					      void **return_value))
527 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
528 			     acpi_get_name(acpi_handle object, u32 name_type,
529 					   struct acpi_buffer *ret_path_ptr))
530 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
531 			     acpi_get_handle(acpi_handle parent,
532 					     acpi_string pathname,
533 					     acpi_handle *ret_handle))
534 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
535 			     acpi_attach_data(acpi_handle object,
536 					      acpi_object_handler handler,
537 					      void *data))
538 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
539 			     acpi_detach_data(acpi_handle object,
540 					      acpi_object_handler handler))
541 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
542 			     acpi_get_data(acpi_handle object,
543 					   acpi_object_handler handler,
544 					   void **data))
545 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
546 			     acpi_debug_trace(const char *name, u32 debug_level,
547 					      u32 debug_layer, u32 flags))
548 
549 /*
550  * Object manipulation and enumeration
551  */
552 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
553 			    acpi_evaluate_object(acpi_handle object,
554 						 acpi_string pathname,
555 						 struct acpi_object_list
556 						 *parameter_objects,
557 						 struct acpi_buffer
558 						 *return_object_buffer))
559 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
560 			     acpi_evaluate_object_typed(acpi_handle object,
561 							acpi_string pathname,
562 							struct acpi_object_list
563 							*external_params,
564 							struct acpi_buffer
565 							*return_buffer,
566 							acpi_object_type
567 							return_type))
568 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
569 			     acpi_get_object_info(acpi_handle object,
570 						  struct acpi_device_info
571 						  **return_buffer))
572 ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_install_method(u8 *buffer))
573 
574 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
575 			    acpi_get_next_object(acpi_object_type type,
576 						 acpi_handle parent,
577 						 acpi_handle child,
578 						 acpi_handle *out_handle))
579 
580 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
581 			    acpi_get_type(acpi_handle object,
582 					  acpi_object_type *out_type))
583 
584 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
585 			    acpi_get_parent(acpi_handle object,
586 					    acpi_handle *out_handle))
587 
588 /*
589  * Handler interfaces
590  */
591 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
592 			    acpi_install_initialization_handler
593 			    (acpi_init_handler handler, u32 function))
594 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
595 				 acpi_install_sci_handler(acpi_sci_handler
596 							  address,
597 							  void *context))
598 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
599 				 acpi_remove_sci_handler(acpi_sci_handler
600 							 address))
601 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
602 				 acpi_install_global_event_handler
603 				 (acpi_gbl_event_handler handler,
604 				  void *context))
605 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
606 				 acpi_install_fixed_event_handler(u32
607 								  acpi_event,
608 								  acpi_event_handler
609 								  handler,
610 								  void
611 								  *context))
612 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
613 				 acpi_remove_fixed_event_handler(u32 acpi_event,
614 								 acpi_event_handler
615 								 handler))
616 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
617 				 acpi_install_gpe_handler(acpi_handle
618 							  gpe_device,
619 							  u32 gpe_number,
620 							  u32 type,
621 							  acpi_gpe_handler
622 							  address,
623 							  void *context))
624 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
625 				 acpi_install_gpe_raw_handler(acpi_handle
626 							      gpe_device,
627 							      u32 gpe_number,
628 							      u32 type,
629 							      acpi_gpe_handler
630 							      address,
631 							      void *context))
632 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
633 				 acpi_remove_gpe_handler(acpi_handle gpe_device,
634 							 u32 gpe_number,
635 							 acpi_gpe_handler
636 							 address))
637 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
638 			     acpi_install_notify_handler(acpi_handle device,
639 							 u32 handler_type,
640 							 acpi_notify_handler
641 							 handler,
642 							 void *context))
643 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
644 			     acpi_remove_notify_handler(acpi_handle device,
645 							u32 handler_type,
646 							acpi_notify_handler
647 							handler))
648 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
649 			     acpi_install_address_space_handler(acpi_handle
650 								device,
651 								acpi_adr_space_type
652 								space_id,
653 								acpi_adr_space_handler
654 								handler,
655 								acpi_adr_space_setup
656 								setup,
657 								void *context))
658 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
659 			     acpi_remove_address_space_handler(acpi_handle
660 							       device,
661 							       acpi_adr_space_type
662 							       space_id,
663 							       acpi_adr_space_handler
664 							       handler))
665 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
666 			     acpi_install_exception_handler
667 			     (acpi_exception_handler handler))
668 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
669 			     acpi_install_interface_handler
670 			     (acpi_interface_handler handler))
671 
672 /*
673  * Global Lock interfaces
674  */
675 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
676 				acpi_acquire_global_lock(u16 timeout,
677 							 u32 *handle))
678 
679 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
680 				acpi_release_global_lock(u32 handle))
681 
682 /*
683  * Interfaces to AML mutex objects
684  */
685 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
686 			    acpi_acquire_mutex(acpi_handle handle,
687 					       acpi_string pathname,
688 					       u16 timeout))
689 
690 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
691 			    acpi_release_mutex(acpi_handle handle,
692 					       acpi_string pathname))
693 
694 /*
695  * Fixed Event interfaces
696  */
697 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
698 				acpi_enable_event(u32 event, u32 flags))
699 
700 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
701 				acpi_disable_event(u32 event, u32 flags))
702 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_clear_event(u32 event))
703 
704 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
705 				acpi_get_event_status(u32 event,
706 						      acpi_event_status
707 						      *event_status))
708 
709 /*
710  * General Purpose Event (GPE) Interfaces
711  */
712 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_update_all_gpes(void))
713 
714 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
715 				acpi_enable_gpe(acpi_handle gpe_device,
716 						u32 gpe_number))
717 
718 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
719 				acpi_disable_gpe(acpi_handle gpe_device,
720 						 u32 gpe_number))
721 
722 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
723 				acpi_clear_gpe(acpi_handle gpe_device,
724 					       u32 gpe_number))
725 
726 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
727 				acpi_set_gpe(acpi_handle gpe_device,
728 					     u32 gpe_number, u8 action))
729 
730 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
731 				acpi_finish_gpe(acpi_handle gpe_device,
732 						u32 gpe_number))
733 
734 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
735 				acpi_mark_gpe_for_wake(acpi_handle gpe_device,
736 						       u32 gpe_number))
737 
738 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
739 				acpi_setup_gpe_for_wake(acpi_handle
740 							parent_device,
741 							acpi_handle gpe_device,
742 							u32 gpe_number))
743 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
744 				 acpi_set_gpe_wake_mask(acpi_handle gpe_device,
745 							u32 gpe_number,
746 							u8 action))
747 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
748 				 acpi_get_gpe_status(acpi_handle gpe_device,
749 						     u32 gpe_number,
750 						     acpi_event_status
751 						     *event_status))
752 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_disable_all_gpes(void))
753 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable_all_runtime_gpes(void))
754 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable_all_wakeup_gpes(void))
755 
756 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
757 				acpi_get_gpe_device(u32 gpe_index,
758 						    acpi_handle *gpe_device))
759 
760 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
761 				acpi_install_gpe_block(acpi_handle gpe_device,
762 						       struct
763 						       acpi_generic_address
764 						       *gpe_block_address,
765 						       u32 register_count,
766 						       u32 interrupt_number))
767 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
768 				 acpi_remove_gpe_block(acpi_handle gpe_device))
769 
770 /*
771  * Resource interfaces
772  */
773 typedef
774 acpi_status (*acpi_walk_resource_callback) (struct acpi_resource * resource,
775 					    void *context);
776 
777 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
778 			    acpi_get_vendor_resource(acpi_handle device,
779 						     char *name,
780 						     struct acpi_vendor_uuid
781 						     *uuid,
782 						     struct acpi_buffer
783 						     *ret_buffer))
784 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
785 			     acpi_get_current_resources(acpi_handle device,
786 							struct acpi_buffer
787 							*ret_buffer))
788 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
789 			     acpi_get_possible_resources(acpi_handle device,
790 							 struct acpi_buffer
791 							 *ret_buffer))
792 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
793 			     acpi_get_event_resources(acpi_handle device_handle,
794 						      struct acpi_buffer
795 						      *ret_buffer))
796 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
797 			     acpi_walk_resource_buffer(struct acpi_buffer
798 						       *buffer,
799 						       acpi_walk_resource_callback
800 						       user_function,
801 						       void *context))
802 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
803 			     acpi_walk_resources(acpi_handle device, char *name,
804 						 acpi_walk_resource_callback
805 						 user_function, void *context))
806 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
807 			     acpi_set_current_resources(acpi_handle device,
808 							struct acpi_buffer
809 							*in_buffer))
810 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
811 			     acpi_get_irq_routing_table(acpi_handle device,
812 							struct acpi_buffer
813 							*ret_buffer))
814 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
815 			     acpi_resource_to_address64(struct acpi_resource
816 							*resource,
817 							struct
818 							acpi_resource_address64
819 							*out))
820 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
821 			     acpi_buffer_to_resource(u8 *aml_buffer,
822 						     u16 aml_buffer_length,
823 						     struct acpi_resource
824 						     **resource_ptr))
825 
826 /*
827  * Hardware (ACPI device) interfaces
828  */
829 ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_reset(void))
830 
831 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
832 			    acpi_read(u64 *value,
833 				      struct acpi_generic_address *reg))
834 
835 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
836 			    acpi_write(u64 value,
837 				       struct acpi_generic_address *reg))
838 
839 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
840 				acpi_read_bit_register(u32 register_id,
841 						       u32 *return_value))
842 
843 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
844 				acpi_write_bit_register(u32 register_id,
845 							u32 value))
846 
847 /*
848  * Sleep/Wake interfaces
849  */
850 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
851 			    acpi_get_sleep_type_data(u8 sleep_state,
852 						     u8 *slp_typ_a,
853 						     u8 *slp_typ_b))
854 
855 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
856 			    acpi_enter_sleep_state_prep(u8 sleep_state))
857 ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_enter_sleep_state(u8 sleep_state))
858 
859 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enter_sleep_state_s4bios(void))
860 
861 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
862 			    acpi_leave_sleep_state_prep(u8 sleep_state))
863 ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_leave_sleep_state(u8 sleep_state))
864 
865 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
866 				acpi_set_firmware_waking_vector
867 				(acpi_physical_address physical_address,
868 				 acpi_physical_address physical_address64))
869 /*
870  * ACPI Timer interfaces
871  */
872 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
873 				acpi_get_timer_resolution(u32 *resolution))
874 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_get_timer(u32 *ticks))
875 
876 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
877 				acpi_get_timer_duration(u32 start_ticks,
878 							u32 end_ticks,
879 							u32 *time_elapsed))
880 
881 /*
882  * Error/Warning output
883  */
884 ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
885 			       void ACPI_INTERNAL_VAR_XFACE
886 			       acpi_error(const char *module_name,
887 					  u32 line_number,
888 					  const char *format, ...))
889 ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(4)
890 				void ACPI_INTERNAL_VAR_XFACE
891 				acpi_exception(const char *module_name,
892 					       u32 line_number,
893 					       acpi_status status,
894 					       const char *format, ...))
895 ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
896 				void ACPI_INTERNAL_VAR_XFACE
897 				acpi_warning(const char *module_name,
898 					     u32 line_number,
899 					     const char *format, ...))
900 ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(1)
901 				void ACPI_INTERNAL_VAR_XFACE
902 				acpi_info(const char *format, ...))
903 ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
904 				void ACPI_INTERNAL_VAR_XFACE
905 				acpi_bios_error(const char *module_name,
906 						u32 line_number,
907 						const char *format, ...))
908 ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
909 				void ACPI_INTERNAL_VAR_XFACE
910 				acpi_bios_warning(const char *module_name,
911 						  u32 line_number,
912 						  const char *format, ...))
913 
914 /*
915  * Debug output
916  */
917 ACPI_DBG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(6)
918 			       void ACPI_INTERNAL_VAR_XFACE
919 			       acpi_debug_print(u32 requested_debug_level,
920 						u32 line_number,
921 						const char *function_name,
922 						const char *module_name,
923 						u32 component_id,
924 						const char *format, ...))
925 ACPI_DBG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(6)
926 				void ACPI_INTERNAL_VAR_XFACE
927 				acpi_debug_print_raw(u32 requested_debug_level,
928 						     u32 line_number,
929 						     const char *function_name,
930 						     const char *module_name,
931 						     u32 component_id,
932 						     const char *format, ...))
933 
934 ACPI_DBG_DEPENDENT_RETURN_VOID(void
935 			       acpi_trace_point(acpi_trace_event_type type,
936 						u8 begin,
937 						u8 *aml, char *pathname))
938 ACPI_APP_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(1)
939 				void ACPI_INTERNAL_VAR_XFACE
940 				acpi_log_error(const char *format, ...))
941 
942 acpi_status acpi_initialize_debugger(void);
943 
944 void acpi_terminate_debugger(void);
945 
946 /*
947  * Divergences
948  */
949 ACPI_GLOBAL(u8, acpi_gbl_permanent_mmap);
950 
951 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
952 			    acpi_get_table_with_size(acpi_string signature,
953 						     u32 instance,
954 						     struct acpi_table_header
955 						     **out_table,
956 						     acpi_size *tbl_size))
957 
958 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
959 			    acpi_get_data_full(acpi_handle object,
960 					       acpi_object_handler handler,
961 					       void **data,
962 					       void (*callback)(void *)))
963 
964 void acpi_run_debugger(char *batch_buffer);
965 
966 void acpi_set_debugger_thread_id(acpi_thread_id thread_id);
967 
968 #endif				/* __ACXFACE_H__ */
969