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1 /******************************************************************************
2  *
3  * Name: acpixf.h - External interfaces to the ACPI subsystem
4  *
5  *****************************************************************************/
6
7 /*
8  * Copyright (C) 2000 - 2014, 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                 0x20140424
50
51 #include <acpi/acconfig.h>
52 #include <acpi/actypes.h>
53 #include <acpi/actbl.h>
54 #include <acpi/acbuffer.h>
55
56 extern u8 acpi_gbl_permanent_mmap;
57
58 /*****************************************************************************
59  *
60  * Macros used for ACPICA globals and configuration
61  *
62  ****************************************************************************/
63
64 /*
65  * Ensure that global variables are defined and initialized only once.
66  *
67  * The use of these macros allows for a single list of globals (here)
68  * in order to simplify maintenance of the code.
69  */
70 #ifdef DEFINE_ACPI_GLOBALS
71 #define ACPI_GLOBAL(type,name) \
72         extern type name; \
73         type name
74
75 #define ACPI_INIT_GLOBAL(type,name,value) \
76         type name=value
77
78 #else
79 #ifndef ACPI_GLOBAL
80 #define ACPI_GLOBAL(type,name) \
81         extern type name
82 #endif
83
84 #ifndef ACPI_INIT_GLOBAL
85 #define ACPI_INIT_GLOBAL(type,name,value) \
86         extern type name
87 #endif
88 #endif
89
90 /*
91  * These macros configure the various ACPICA interfaces. They are
92  * useful for generating stub inline functions for features that are
93  * configured out of the current kernel or ACPICA application.
94  */
95 #ifndef ACPI_EXTERNAL_RETURN_STATUS
96 #define ACPI_EXTERNAL_RETURN_STATUS(prototype) \
97         prototype;
98 #endif
99
100 #ifndef ACPI_EXTERNAL_RETURN_OK
101 #define ACPI_EXTERNAL_RETURN_OK(prototype) \
102         prototype;
103 #endif
104
105 #ifndef ACPI_EXTERNAL_RETURN_VOID
106 #define ACPI_EXTERNAL_RETURN_VOID(prototype) \
107         prototype;
108 #endif
109
110 #ifndef ACPI_EXTERNAL_RETURN_UINT32
111 #define ACPI_EXTERNAL_RETURN_UINT32(prototype) \
112         prototype;
113 #endif
114
115 #ifndef ACPI_EXTERNAL_RETURN_PTR
116 #define ACPI_EXTERNAL_RETURN_PTR(prototype) \
117         prototype;
118 #endif
119
120 /*****************************************************************************
121  *
122  * Public globals and runtime configuration options
123  *
124  ****************************************************************************/
125
126 /*
127  * Enable "slack mode" of the AML interpreter?  Default is FALSE, and the
128  * interpreter strictly follows the ACPI specification. Setting to TRUE
129  * allows the interpreter to ignore certain errors and/or bad AML constructs.
130  *
131  * Currently, these features are enabled by this flag:
132  *
133  * 1) Allow "implicit return" of last value in a control method
134  * 2) Allow access beyond the end of an operation region
135  * 3) Allow access to uninitialized locals/args (auto-init to integer 0)
136  * 4) Allow ANY object type to be a source operand for the Store() operator
137  * 5) Allow unresolved references (invalid target name) in package objects
138  * 6) Enable warning messages for behavior that is not ACPI spec compliant
139  */
140 ACPI_INIT_GLOBAL(u8, acpi_gbl_enable_interpreter_slack, FALSE);
141
142 /*
143  * Automatically serialize all methods that create named objects? Default
144  * is TRUE, meaning that all non_serialized methods are scanned once at
145  * table load time to determine those that create named objects. Methods
146  * that create named objects are marked Serialized in order to prevent
147  * possible run-time problems if they are entered by more than one thread.
148  */
149 ACPI_INIT_GLOBAL(u8, acpi_gbl_auto_serialize_methods, TRUE);
150
151 /*
152  * Create the predefined _OSI method in the namespace? Default is TRUE
153  * because ACPICA is fully compatible with other ACPI implementations.
154  * Changing this will revert ACPICA (and machine ASL) to pre-OSI behavior.
155  */
156 ACPI_INIT_GLOBAL(u8, acpi_gbl_create_osi_method, TRUE);
157
158 /*
159  * Optionally use default values for the ACPI register widths. Set this to
160  * TRUE to use the defaults, if an FADT contains incorrect widths/lengths.
161  */
162 ACPI_INIT_GLOBAL(u8, acpi_gbl_use_default_register_widths, TRUE);
163
164 /*
165  * Whether or not to verify the table checksum before installation. Set
166  * this to TRUE to verify the table checksum before install it to the table
167  * manager. Note that enabling this option causes errors to happen in some
168  * OSPMs during early initialization stages. Default behavior is to do such
169  * verification.
170  */
171 ACPI_INIT_GLOBAL(u8, acpi_gbl_verify_table_checksum, TRUE);
172
173 /*
174  * Optionally enable output from the AML Debug Object.
175  */
176 ACPI_INIT_GLOBAL(u8, acpi_gbl_enable_aml_debug_object, FALSE);
177
178 /*
179  * Optionally copy the entire DSDT to local memory (instead of simply
180  * mapping it.) There are some BIOSs that corrupt or replace the original
181  * DSDT, creating the need for this option. Default is FALSE, do not copy
182  * the DSDT.
183  */
184 ACPI_INIT_GLOBAL(u8, acpi_gbl_copy_dsdt_locally, FALSE);
185
186 /*
187  * Optionally ignore an XSDT if present and use the RSDT instead.
188  * Although the ACPI specification requires that an XSDT be used instead
189  * of the RSDT, the XSDT has been found to be corrupt or ill-formed on
190  * some machines. Default behavior is to use the XSDT if present.
191  */
192 ACPI_INIT_GLOBAL(u8, acpi_gbl_do_not_use_xsdt, FALSE);
193
194 /*
195  * Optionally use 32-bit FADT addresses if and when there is a conflict
196  * (address mismatch) between the 32-bit and 64-bit versions of the
197  * address. Although ACPICA adheres to the ACPI specification which
198  * requires the use of the corresponding 64-bit address if it is non-zero,
199  * some machines have been found to have a corrupted non-zero 64-bit
200  * address. Default is TRUE, favor the 32-bit addresses.
201  */
202 ACPI_INIT_GLOBAL(u8, acpi_gbl_use32_bit_fadt_addresses, TRUE);
203
204 /*
205  * Optionally truncate I/O addresses to 16 bits. Provides compatibility
206  * with other ACPI implementations. NOTE: During ACPICA initialization,
207  * this value is set to TRUE if any Windows OSI strings have been
208  * requested by the BIOS.
209  */
210 ACPI_INIT_GLOBAL(u8, acpi_gbl_truncate_io_addresses, FALSE);
211
212 /*
213  * Disable runtime checking and repair of values returned by control methods.
214  * Use only if the repair is causing a problem on a particular machine.
215  */
216 ACPI_INIT_GLOBAL(u8, acpi_gbl_disable_auto_repair, FALSE);
217
218 /*
219  * Optionally do not install any SSDTs from the RSDT/XSDT during initialization.
220  * This can be useful for debugging ACPI problems on some machines.
221  */
222 ACPI_INIT_GLOBAL(u8, acpi_gbl_disable_ssdt_table_install, FALSE);
223
224 /*
225  * We keep track of the latest version of Windows that has been requested by
226  * the BIOS. ACPI 5.0.
227  */
228 ACPI_INIT_GLOBAL(u8, acpi_gbl_osi_data, 0);
229
230 /*
231  * ACPI 5.0 introduces the concept of a "reduced hardware platform", meaning
232  * that the ACPI hardware is no longer required. A flag in the FADT indicates
233  * a reduced HW machine, and that flag is duplicated here for convenience.
234  */
235 ACPI_INIT_GLOBAL(u8, acpi_gbl_reduced_hardware, FALSE);
236
237 /*
238  * This mechanism is used to trace a specified AML method. The method is
239  * traced each time it is executed.
240  */
241 ACPI_INIT_GLOBAL(u32, acpi_gbl_trace_flags, 0);
242 ACPI_INIT_GLOBAL(acpi_name, acpi_gbl_trace_method_name, 0);
243
244 /*
245  * Runtime configuration of debug output control masks. We want the debug
246  * switches statically initialized so they are already set when the debugger
247  * is entered.
248  */
249 ACPI_INIT_GLOBAL(u32, acpi_dbg_level, ACPI_DEBUG_DEFAULT);
250 ACPI_INIT_GLOBAL(u32, acpi_dbg_layer, 0);
251
252 /*
253  * Other miscellaneous globals
254  */
255 ACPI_GLOBAL(struct acpi_table_fadt, acpi_gbl_FADT);
256 ACPI_GLOBAL(u32, acpi_current_gpe_count);
257 ACPI_GLOBAL(u8, acpi_gbl_system_awake_and_running);
258
259 /*****************************************************************************
260  *
261  * ACPICA public interface configuration.
262  *
263  * Interfaces that are configured out of the ACPICA build are replaced
264  * by inlined stubs by default.
265  *
266  ****************************************************************************/
267
268 /*
269  * Hardware-reduced prototypes (default: Not hardware reduced).
270  *
271  * All ACPICA hardware-related interfaces that use these macros will be
272  * configured out of the ACPICA build if the ACPI_REDUCED_HARDWARE flag
273  * is set to TRUE.
274  *
275  * Note: This static build option for reduced hardware is intended to
276  * reduce ACPICA code size if desired or necessary. However, even if this
277  * option is not specified, the runtime behavior of ACPICA is dependent
278  * on the actual FADT reduced hardware flag (HW_REDUCED_ACPI). If set,
279  * the flag will enable similar behavior -- ACPICA will not attempt
280  * to access any ACPI-relate hardware (SCI, GPEs, Fixed Events, etc.)
281  */
282 #if (!ACPI_REDUCED_HARDWARE)
283 #define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
284         ACPI_EXTERNAL_RETURN_STATUS(prototype)
285
286 #define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
287         ACPI_EXTERNAL_RETURN_OK(prototype)
288
289 #define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
290         ACPI_EXTERNAL_RETURN_VOID(prototype)
291
292 #else
293 #define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
294         static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);}
295
296 #define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
297         static ACPI_INLINE prototype {return(AE_OK);}
298
299 #define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
300         static ACPI_INLINE prototype {return;}
301
302 #endif                          /* !ACPI_REDUCED_HARDWARE */
303
304 /*
305  * Error message prototypes (default: error messages enabled).
306  *
307  * All interfaces related to error and warning messages
308  * will be configured out of the ACPICA build if the
309  * ACPI_NO_ERROR_MESSAGE flag is defined.
310  */
311 #ifndef ACPI_NO_ERROR_MESSAGES
312 #define ACPI_MSG_DEPENDENT_RETURN_VOID(prototype) \
313         prototype;
314
315 #else
316 #define ACPI_MSG_DEPENDENT_RETURN_VOID(prototype) \
317         static ACPI_INLINE prototype {return;}
318
319 #endif                          /* ACPI_NO_ERROR_MESSAGES */
320
321 /*
322  * Debugging output prototypes (default: no debug output).
323  *
324  * All interfaces related to debug output messages
325  * will be configured out of the ACPICA build unless the
326  * ACPI_DEBUG_OUTPUT flag is defined.
327  */
328 #ifdef ACPI_DEBUG_OUTPUT
329 #define ACPI_DBG_DEPENDENT_RETURN_VOID(prototype) \
330         prototype;
331
332 #else
333 #define ACPI_DBG_DEPENDENT_RETURN_VOID(prototype) \
334         static ACPI_INLINE prototype {return;}
335
336 #endif                          /* ACPI_DEBUG_OUTPUT */
337
338 /*****************************************************************************
339  *
340  * ACPICA public interface prototypes
341  *
342  ****************************************************************************/
343
344 /*
345  * Initialization
346  */
347 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init
348                             acpi_initialize_tables(struct acpi_table_desc
349                                                    *initial_storage,
350                                                    u32 initial_table_count,
351                                                    u8 allow_resize))
352 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_initialize_subsystem(void))
353
354 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_enable_subsystem(u32 flags))
355
356 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init
357                             acpi_initialize_objects(u32 flags))
358 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_terminate(void))
359
360 /*
361  * Miscellaneous global interfaces
362  */
363 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable(void))
364 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_disable(void))
365 #ifdef ACPI_FUTURE_USAGE
366 ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_subsystem_status(void))
367 #endif
368
369 #ifdef ACPI_FUTURE_USAGE
370 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
371                             acpi_get_system_info(struct acpi_buffer
372                                                  *ret_buffer))
373 #endif
374 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
375                              acpi_get_statistics(struct acpi_statistics *stats))
376 ACPI_EXTERNAL_RETURN_PTR(const char
377                           *acpi_format_exception(acpi_status exception))
378 ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_purge_cached_objects(void))
379
380 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
381                             acpi_install_interface(acpi_string interface_name))
382
383 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
384                             acpi_remove_interface(acpi_string interface_name))
385 ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_update_interfaces(u8 action))
386
387 ACPI_EXTERNAL_RETURN_UINT32(u32
388                             acpi_check_address_range(acpi_adr_space_type
389                                                      space_id,
390                                                      acpi_physical_address
391                                                      address, acpi_size length,
392                                                      u8 warn))
393 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
394                              acpi_decode_pld_buffer(u8 *in_buffer,
395                                                     acpi_size length,
396                                                     struct acpi_pld_info
397                                                     **return_buffer))
398
399 /*
400  * ACPI table load/unload interfaces
401  */
402 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init
403                             acpi_install_table(acpi_physical_address address,
404                                                u8 physical))
405
406 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
407                             acpi_load_table(struct acpi_table_header *table))
408
409 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
410                             acpi_unload_parent_table(acpi_handle object))
411 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_load_tables(void))
412
413 /*
414  * ACPI table manipulation interfaces
415  */
416 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_reallocate_root_table(void))
417
418 ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init
419                             acpi_find_root_pointer(acpi_size * rsdp_address))
420
421 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
422                             acpi_get_table_header(acpi_string signature,
423                                                   u32 instance,
424                                                   struct acpi_table_header
425                                                   *out_table_header))
426 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
427                              acpi_get_table(acpi_string signature, u32 instance,
428                                             struct acpi_table_header
429                                             **out_table))
430 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
431                              acpi_get_table_by_index(u32 table_index,
432                                                      struct acpi_table_header
433                                                      **out_table))
434 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
435                              acpi_install_table_handler(acpi_table_handler
436                                                         handler, void *context))
437 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
438                              acpi_remove_table_handler(acpi_table_handler
439                                                        handler))
440
441 /*
442  * Namespace and name interfaces
443  */
444 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
445                             acpi_walk_namespace(acpi_object_type type,
446                                                 acpi_handle start_object,
447                                                 u32 max_depth,
448                                                 acpi_walk_callback
449                                                 descending_callback,
450                                                 acpi_walk_callback
451                                                 ascending_callback,
452                                                 void *context,
453                                                 void **return_value))
454 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
455                              acpi_get_devices(const char *HID,
456                                               acpi_walk_callback user_function,
457                                               void *context,
458                                               void **return_value))
459 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
460                              acpi_get_name(acpi_handle object, u32 name_type,
461                                            struct acpi_buffer *ret_path_ptr))
462 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
463                              acpi_get_handle(acpi_handle parent,
464                                              acpi_string pathname,
465                                              acpi_handle * ret_handle))
466 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
467                              acpi_attach_data(acpi_handle object,
468                                               acpi_object_handler handler,
469                                               void *data))
470 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
471                              acpi_detach_data(acpi_handle object,
472                                               acpi_object_handler handler))
473 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
474                              acpi_get_data(acpi_handle object,
475                                            acpi_object_handler handler,
476                                            void **data))
477 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
478                              acpi_debug_trace(char *name, u32 debug_level,
479                                               u32 debug_layer, u32 flags))
480
481 /*
482  * Object manipulation and enumeration
483  */
484 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
485                             acpi_evaluate_object(acpi_handle object,
486                                                  acpi_string pathname,
487                                                  struct acpi_object_list
488                                                  *parameter_objects,
489                                                  struct acpi_buffer
490                                                  *return_object_buffer))
491 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
492                              acpi_evaluate_object_typed(acpi_handle object,
493                                                         acpi_string pathname,
494                                                         struct acpi_object_list
495                                                         *external_params,
496                                                         struct acpi_buffer
497                                                         *return_buffer,
498                                                         acpi_object_type
499                                                         return_type))
500 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
501                              acpi_get_object_info(acpi_handle object,
502                                                   struct acpi_device_info
503                                                   **return_buffer))
504 ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_install_method(u8 *buffer))
505
506 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
507                             acpi_get_next_object(acpi_object_type type,
508                                                  acpi_handle parent,
509                                                  acpi_handle child,
510                                                  acpi_handle * out_handle))
511
512 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
513                             acpi_get_type(acpi_handle object,
514                                           acpi_object_type * out_type))
515
516 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
517                             acpi_get_parent(acpi_handle object,
518                                             acpi_handle * out_handle))
519
520 /*
521  * Handler interfaces
522  */
523 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
524                             acpi_install_initialization_handler
525                             (acpi_init_handler handler, u32 function))
526 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
527                                  acpi_install_sci_handler(acpi_sci_handler
528                                                           address,
529                                                           void *context))
530 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
531                                  acpi_remove_sci_handler(acpi_sci_handler
532                                                          address))
533 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
534                                  acpi_install_global_event_handler
535                                  (acpi_gbl_event_handler handler,
536                                   void *context))
537 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
538                                  acpi_install_fixed_event_handler(u32
539                                                                   acpi_event,
540                                                                   acpi_event_handler
541                                                                   handler,
542                                                                   void
543                                                                   *context))
544 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
545                                  acpi_remove_fixed_event_handler(u32 acpi_event,
546                                                                  acpi_event_handler
547                                                                  handler))
548 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
549                                  acpi_install_gpe_handler(acpi_handle
550                                                           gpe_device,
551                                                           u32 gpe_number,
552                                                           u32 type,
553                                                           acpi_gpe_handler
554                                                           address,
555                                                           void *context))
556 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
557                                  acpi_remove_gpe_handler(acpi_handle gpe_device,
558                                                          u32 gpe_number,
559                                                          acpi_gpe_handler
560                                                          address))
561 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
562                              acpi_install_notify_handler(acpi_handle device,
563                                                          u32 handler_type,
564                                                          acpi_notify_handler
565                                                          handler,
566                                                          void *context))
567 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
568                              acpi_remove_notify_handler(acpi_handle device,
569                                                         u32 handler_type,
570                                                         acpi_notify_handler
571                                                         handler))
572 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
573                              acpi_install_address_space_handler(acpi_handle
574                                                                 device,
575                                                                 acpi_adr_space_type
576                                                                 space_id,
577                                                                 acpi_adr_space_handler
578                                                                 handler,
579                                                                 acpi_adr_space_setup
580                                                                 setup,
581                                                                 void *context))
582 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
583                              acpi_remove_address_space_handler(acpi_handle
584                                                                device,
585                                                                acpi_adr_space_type
586                                                                space_id,
587                                                                acpi_adr_space_handler
588                                                                handler))
589 #ifdef ACPI_FUTURE_USAGE
590 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
591                              acpi_install_exception_handler
592                              (acpi_exception_handler handler))
593 #endif
594 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
595                              acpi_install_interface_handler
596                              (acpi_interface_handler handler))
597
598 /*
599  * Global Lock interfaces
600  */
601 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
602                                 acpi_acquire_global_lock(u16 timeout,
603                                                          u32 *handle))
604
605 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
606                                 acpi_release_global_lock(u32 handle))
607
608 /*
609  * Interfaces to AML mutex objects
610  */
611 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
612                             acpi_acquire_mutex(acpi_handle handle,
613                                                acpi_string pathname,
614                                                u16 timeout))
615
616 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
617                             acpi_release_mutex(acpi_handle handle,
618                                                acpi_string pathname))
619
620 /*
621  * Fixed Event interfaces
622  */
623 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
624                                 acpi_enable_event(u32 event, u32 flags))
625
626 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
627                                 acpi_disable_event(u32 event, u32 flags))
628 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_clear_event(u32 event))
629
630 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
631                                 acpi_get_event_status(u32 event,
632                                                       acpi_event_status
633                                                       *event_status))
634
635 /*
636  * General Purpose Event (GPE) Interfaces
637  */
638 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_update_all_gpes(void))
639
640 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
641                                 acpi_enable_gpe(acpi_handle gpe_device,
642                                                 u32 gpe_number))
643
644 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
645                                 acpi_disable_gpe(acpi_handle gpe_device,
646                                                  u32 gpe_number))
647
648 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
649                                 acpi_clear_gpe(acpi_handle gpe_device,
650                                                u32 gpe_number))
651
652 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
653                                 acpi_set_gpe(acpi_handle gpe_device,
654                                              u32 gpe_number, u8 action))
655
656 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
657                                 acpi_finish_gpe(acpi_handle gpe_device,
658                                                 u32 gpe_number))
659
660 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
661                                 acpi_setup_gpe_for_wake(acpi_handle
662                                                         parent_device,
663                                                         acpi_handle gpe_device,
664                                                         u32 gpe_number))
665 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
666                                  acpi_set_gpe_wake_mask(acpi_handle gpe_device,
667                                                         u32 gpe_number,
668                                                         u8 action))
669 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
670                                  acpi_get_gpe_status(acpi_handle gpe_device,
671                                                      u32 gpe_number,
672                                                      acpi_event_status
673                                                      *event_status))
674 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_disable_all_gpes(void))
675 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable_all_runtime_gpes(void))
676
677 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
678                                 acpi_get_gpe_device(u32 gpe_index,
679                                                     acpi_handle * gpe_device))
680
681 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
682                                 acpi_install_gpe_block(acpi_handle gpe_device,
683                                                        struct
684                                                        acpi_generic_address
685                                                        *gpe_block_address,
686                                                        u32 register_count,
687                                                        u32 interrupt_number))
688 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
689                                  acpi_remove_gpe_block(acpi_handle gpe_device))
690
691 /*
692  * Resource interfaces
693  */
694 typedef
695 acpi_status(*acpi_walk_resource_callback) (struct acpi_resource * resource,
696                                            void *context);
697
698 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
699                             acpi_get_vendor_resource(acpi_handle device,
700                                                      char *name,
701                                                      struct acpi_vendor_uuid
702                                                      *uuid,
703                                                      struct acpi_buffer
704                                                      *ret_buffer))
705 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
706                              acpi_get_current_resources(acpi_handle device,
707                                                         struct acpi_buffer
708                                                         *ret_buffer))
709 #ifdef ACPI_FUTURE_USAGE
710 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
711                              acpi_get_possible_resources(acpi_handle device,
712                                                          struct acpi_buffer
713                                                          *ret_buffer))
714 #endif
715 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
716                              acpi_get_event_resources(acpi_handle device_handle,
717                                                       struct acpi_buffer
718                                                       *ret_buffer))
719 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
720                              acpi_walk_resource_buffer(struct acpi_buffer
721                                                        *buffer,
722                                                        acpi_walk_resource_callback
723                                                        user_function,
724                                                        void *context))
725 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
726                              acpi_walk_resources(acpi_handle device, char *name,
727                                                  acpi_walk_resource_callback
728                                                  user_function, void *context))
729 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
730                              acpi_set_current_resources(acpi_handle device,
731                                                         struct acpi_buffer
732                                                         *in_buffer))
733 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
734                              acpi_get_irq_routing_table(acpi_handle device,
735                                                         struct acpi_buffer
736                                                         *ret_buffer))
737 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
738                              acpi_resource_to_address64(struct acpi_resource
739                                                         *resource,
740                                                         struct
741                                                         acpi_resource_address64
742                                                         *out))
743 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
744                              acpi_buffer_to_resource(u8 *aml_buffer,
745                                                      u16 aml_buffer_length,
746                                                      struct acpi_resource
747                                                      **resource_ptr))
748
749 /*
750  * Hardware (ACPI device) interfaces
751  */
752 ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_reset(void))
753
754 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
755                             acpi_read(u64 *value,
756                                       struct acpi_generic_address *reg))
757
758 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
759                             acpi_write(u64 value,
760                                        struct acpi_generic_address *reg))
761
762 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
763                                 acpi_read_bit_register(u32 register_id,
764                                                        u32 *return_value))
765
766 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
767                                 acpi_write_bit_register(u32 register_id,
768                                                         u32 value))
769
770 /*
771  * Sleep/Wake interfaces
772  */
773 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
774                             acpi_get_sleep_type_data(u8 sleep_state,
775                                                      u8 *slp_typ_a,
776                                                      u8 *slp_typ_b))
777
778 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
779                             acpi_enter_sleep_state_prep(u8 sleep_state))
780 ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_enter_sleep_state(u8 sleep_state))
781
782 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enter_sleep_state_s4bios(void))
783
784 ACPI_EXTERNAL_RETURN_STATUS(acpi_status
785                             acpi_leave_sleep_state_prep(u8 sleep_state))
786 ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_leave_sleep_state(u8 sleep_state))
787
788 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
789                                 acpi_set_firmware_waking_vector(u32
790                                                                 physical_address))
791 #if ACPI_MACHINE_WIDTH == 64
792 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
793                                 acpi_set_firmware_waking_vector64(u64
794                                                                   physical_address))
795 #endif
796 /*
797  * ACPI Timer interfaces
798  */
799 #ifdef ACPI_FUTURE_USAGE
800 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
801                                 acpi_get_timer_resolution(u32 *resolution))
802 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_get_timer(u32 *ticks))
803
804 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
805                                 acpi_get_timer_duration(u32 start_ticks,
806                                                         u32 end_ticks,
807                                                         u32 *time_elapsed))
808 #endif                          /* ACPI_FUTURE_USAGE */
809
810 /*
811  * Error/Warning output
812  */
813 ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
814                                void ACPI_INTERNAL_VAR_XFACE
815                                acpi_error(const char *module_name,
816                                           u32 line_number,
817                                           const char *format, ...))
818 ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(4)
819                                 void ACPI_INTERNAL_VAR_XFACE
820                                 acpi_exception(const char *module_name,
821                                                u32 line_number,
822                                                acpi_status status,
823                                                const char *format, ...))
824 ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
825                                 void ACPI_INTERNAL_VAR_XFACE
826                                 acpi_warning(const char *module_name,
827                                              u32 line_number,
828                                              const char *format, ...))
829 ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
830                                 void ACPI_INTERNAL_VAR_XFACE
831                                 acpi_info(const char *module_name,
832                                           u32 line_number,
833                                           const char *format, ...))
834 ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
835                                 void ACPI_INTERNAL_VAR_XFACE
836                                 acpi_bios_error(const char *module_name,
837                                                 u32 line_number,
838                                                 const char *format, ...))
839 ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
840                                 void ACPI_INTERNAL_VAR_XFACE
841                                 acpi_bios_warning(const char *module_name,
842                                                   u32 line_number,
843                                                   const char *format, ...))
844
845 /*
846  * Debug output
847  */
848 ACPI_DBG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(6)
849                                void ACPI_INTERNAL_VAR_XFACE
850                                acpi_debug_print(u32 requested_debug_level,
851                                                 u32 line_number,
852                                                 const char *function_name,
853                                                 const char *module_name,
854                                                 u32 component_id,
855                                                 const char *format, ...))
856 ACPI_DBG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(6)
857                                 void ACPI_INTERNAL_VAR_XFACE
858                                 acpi_debug_print_raw(u32 requested_debug_level,
859                                                      u32 line_number,
860                                                      const char *function_name,
861                                                      const char *module_name,
862                                                      u32 component_id,
863                                                      const char *format, ...))
864
865 /*
866  * Divergences
867  */
868 acpi_status acpi_get_id(acpi_handle object, acpi_owner_id * out_type);
869
870 acpi_status acpi_unload_table_id(acpi_owner_id id);
871
872 acpi_status
873 acpi_get_table_with_size(acpi_string signature,
874                u32 instance, struct acpi_table_header **out_table,
875                acpi_size *tbl_size);
876
877 acpi_status
878 acpi_get_data_full(acpi_handle object, acpi_object_handler handler, void **data,
879                    void (*callback)(void *));
880
881 #endif                          /* __ACXFACE_H__ */