1 /******************************************************************************
3 * Name: acpixf.h - External interfaces to the ACPI subsystem
5 *****************************************************************************/
8 * Copyright (C) 2000 - 2012, Intel Corp.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
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.
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.
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
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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.
47 /* Current ACPICA subsystem version in YYYYMMDD format */
49 #define ACPI_CA_VERSION 0x20121018
51 #include <acpi/acconfig.h>
52 #include <acpi/actypes.h>
53 #include <acpi/actbl.h>
54 #include <acpi/acbuffer.h>
56 extern u8 acpi_gbl_permanent_mmap
;
59 * Globals that are publically available
61 /* Runtime configuration of debug print levels */
62 extern u32 acpi_dbg_level
;
63 extern u32 acpi_dbg_layer
;
64 /* ACPICA runtime options */
65 extern u8 acpi_gbl_enable_interpreter_slack
;
66 extern u8 acpi_gbl_all_methods_serialized
;
67 extern u8 acpi_gbl_create_osi_method
;
68 extern u8 acpi_gbl_use_default_register_widths
;
69 extern acpi_name acpi_gbl_trace_method_name
;
70 extern u32 acpi_gbl_trace_flags
;
71 extern bool acpi_gbl_enable_aml_debug_object
;
72 extern u8 acpi_gbl_copy_dsdt_locally
;
73 extern u8 acpi_gbl_truncate_io_addresses
;
74 extern u8 acpi_gbl_disable_auto_repair
;
77 * Hardware-reduced prototypes. All interfaces that use these macros will
78 * be configured out of the ACPICA build if the ACPI_REDUCED_HARDWARE flag
81 #if (!ACPI_REDUCED_HARDWARE)
82 #define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
85 #define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
88 #define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
92 #define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
93 static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);}
95 #define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
96 static ACPI_INLINE prototype {return(AE_OK);}
98 #define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
99 static ACPI_INLINE prototype {}
101 #endif /* !ACPI_REDUCED_HARDWARE */
103 extern u32 acpi_current_gpe_count
;
104 extern struct acpi_table_fadt acpi_gbl_FADT
;
105 extern u8 acpi_gbl_system_awake_and_running
;
106 extern u8 acpi_gbl_reduced_hardware
; /* ACPI 5.0 */
108 extern u32 acpi_rsdt_forced
;
113 acpi_initialize_tables(struct acpi_table_desc
*initial_storage
,
114 u32 initial_table_count
, u8 allow_resize
);
116 acpi_status __init
acpi_initialize_subsystem(void);
118 acpi_status
acpi_enable_subsystem(u32 flags
);
120 acpi_status
acpi_initialize_objects(u32 flags
);
122 acpi_status
acpi_terminate(void);
124 #ifdef ACPI_FUTURE_USAGE
125 acpi_status
acpi_subsystem_status(void);
129 * Miscellaneous global interfaces
131 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_enable(void))
132 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_disable(void))
134 #ifdef ACPI_FUTURE_USAGE
135 acpi_status
acpi_get_system_info(struct acpi_buffer
*ret_buffer
);
138 const char *acpi_format_exception(acpi_status exception
);
140 acpi_status
acpi_purge_cached_objects(void);
142 acpi_status
acpi_install_interface(acpi_string interface_name
);
144 acpi_status
acpi_remove_interface(acpi_string interface_name
);
147 acpi_check_address_range(acpi_adr_space_type space_id
,
148 acpi_physical_address address
,
149 acpi_size length
, u8 warn
);
152 acpi_decode_pld_buffer(u8
*in_buffer
,
153 acpi_size length
, struct acpi_pld_info
**return_buffer
);
156 * ACPI Memory management
158 void *acpi_allocate(u32 size
);
160 void *acpi_callocate(u32 size
);
162 void acpi_free(void *address
);
165 * ACPI table load/unload interfaces
167 acpi_status
acpi_load_table(struct acpi_table_header
*table
);
169 acpi_status
acpi_unload_parent_table(acpi_handle object
);
171 acpi_status
acpi_load_tables(void);
174 * ACPI table manipulation interfaces
176 acpi_status
acpi_reallocate_root_table(void);
178 acpi_status
acpi_find_root_pointer(acpi_size
*rsdp_address
);
180 acpi_status
acpi_unload_table_id(acpi_owner_id id
);
183 acpi_get_table_header(acpi_string signature
,
184 u32 instance
, struct acpi_table_header
*out_table_header
);
187 acpi_get_table_with_size(acpi_string signature
,
188 u32 instance
, struct acpi_table_header
**out_table
,
189 acpi_size
*tbl_size
);
191 acpi_get_table(acpi_string signature
,
192 u32 instance
, struct acpi_table_header
**out_table
);
195 acpi_get_table_by_index(u32 table_index
, struct acpi_table_header
**out_table
);
198 acpi_install_table_handler(acpi_tbl_handler handler
, void *context
);
200 acpi_status
acpi_remove_table_handler(acpi_tbl_handler handler
);
203 * Namespace and name interfaces
206 acpi_walk_namespace(acpi_object_type type
,
207 acpi_handle start_object
,
209 acpi_walk_callback pre_order_visit
,
210 acpi_walk_callback post_order_visit
,
211 void *context
, void **return_value
);
214 acpi_get_devices(const char *HID
,
215 acpi_walk_callback user_function
,
216 void *context
, void **return_value
);
219 acpi_get_name(acpi_handle object
,
220 u32 name_type
, struct acpi_buffer
*ret_path_ptr
);
223 acpi_get_handle(acpi_handle parent
,
224 acpi_string pathname
, acpi_handle
* ret_handle
);
227 acpi_attach_data(acpi_handle object
, acpi_object_handler handler
, void *data
);
229 acpi_status
acpi_detach_data(acpi_handle object
, acpi_object_handler handler
);
232 acpi_get_data(acpi_handle object
, acpi_object_handler handler
, void **data
);
235 acpi_debug_trace(char *name
, u32 debug_level
, u32 debug_layer
, u32 flags
);
238 * Object manipulation and enumeration
241 acpi_evaluate_object(acpi_handle object
,
242 acpi_string pathname
,
243 struct acpi_object_list
*parameter_objects
,
244 struct acpi_buffer
*return_object_buffer
);
247 acpi_evaluate_object_typed(acpi_handle object
,
248 acpi_string pathname
,
249 struct acpi_object_list
*external_params
,
250 struct acpi_buffer
*return_buffer
,
251 acpi_object_type return_type
);
254 acpi_get_object_info(acpi_handle object
,
255 struct acpi_device_info
**return_buffer
);
257 acpi_status
acpi_install_method(u8
*buffer
);
260 acpi_get_next_object(acpi_object_type type
,
262 acpi_handle child
, acpi_handle
* out_handle
);
264 acpi_status
acpi_get_type(acpi_handle object
, acpi_object_type
* out_type
);
266 acpi_status
acpi_get_id(acpi_handle object
, acpi_owner_id
* out_type
);
268 acpi_status
acpi_get_parent(acpi_handle object
, acpi_handle
* out_handle
);
274 acpi_install_initialization_handler(acpi_init_handler handler
, u32 function
);
276 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
277 acpi_install_global_event_handler
278 (acpi_gbl_event_handler handler
, void *context
))
280 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
281 acpi_install_fixed_event_handler(u32
287 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
288 acpi_remove_fixed_event_handler(u32 acpi_event
,
291 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
292 acpi_install_gpe_handler(acpi_handle
299 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
300 acpi_remove_gpe_handler(acpi_handle gpe_device
,
304 acpi_status
acpi_install_notify_handler(acpi_handle device
, u32 handler_type
,
305 acpi_notify_handler handler
,
309 acpi_remove_notify_handler(acpi_handle device
,
310 u32 handler_type
, acpi_notify_handler handler
);
313 acpi_install_address_space_handler(acpi_handle device
,
314 acpi_adr_space_type space_id
,
315 acpi_adr_space_handler handler
,
316 acpi_adr_space_setup setup
, void *context
);
319 acpi_remove_address_space_handler(acpi_handle device
,
320 acpi_adr_space_type space_id
,
321 acpi_adr_space_handler handler
);
323 #ifdef ACPI_FUTURE_USAGE
324 acpi_status
acpi_install_exception_handler(acpi_exception_handler handler
);
327 acpi_status
acpi_install_interface_handler(acpi_interface_handler handler
);
330 * Global Lock interfaces
332 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
333 acpi_acquire_global_lock(u16 timeout
,
335 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
336 acpi_release_global_lock(u32 handle
))
339 * Interfaces to AML mutex objects
342 acpi_acquire_mutex(acpi_handle handle
, acpi_string pathname
, u16 timeout
);
344 acpi_status
acpi_release_mutex(acpi_handle handle
, acpi_string pathname
);
347 * Fixed Event interfaces
349 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
350 acpi_enable_event(u32 event
, u32 flags
))
352 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
353 acpi_disable_event(u32 event
, u32 flags
))
355 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_clear_event(u32 event
))
357 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
358 acpi_get_event_status(u32 event
,
362 * General Purpose Event (GPE) Interfaces
364 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_update_all_gpes(void))
366 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
367 acpi_enable_gpe(acpi_handle gpe_device
,
370 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
371 acpi_disable_gpe(acpi_handle gpe_device
,
374 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
375 acpi_clear_gpe(acpi_handle gpe_device
,
378 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
379 acpi_set_gpe(acpi_handle gpe_device
,
380 u32 gpe_number
, u8 action
))
382 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
383 acpi_finish_gpe(acpi_handle gpe_device
,
386 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
387 acpi_setup_gpe_for_wake(acpi_handle
389 acpi_handle gpe_device
,
391 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
392 acpi_set_gpe_wake_mask(acpi_handle gpe_device
,
395 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
396 acpi_get_gpe_status(acpi_handle gpe_device
,
401 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_disable_all_gpes(void))
403 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_enable_all_runtime_gpes(void))
405 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
406 acpi_get_gpe_device(u32 gpe_index
,
407 acpi_handle
* gpe_device
))
409 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
410 acpi_install_gpe_block(acpi_handle gpe_device
,
415 u32 interrupt_number
))
416 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
417 acpi_remove_gpe_block(acpi_handle gpe_device
))
420 * Resource interfaces
423 acpi_status(*acpi_walk_resource_callback
) (struct acpi_resource
* resource
,
427 acpi_get_vendor_resource(acpi_handle device
,
429 struct acpi_vendor_uuid
*uuid
,
430 struct acpi_buffer
*ret_buffer
);
433 acpi_get_current_resources(acpi_handle device
, struct acpi_buffer
*ret_buffer
);
435 #ifdef ACPI_FUTURE_USAGE
437 acpi_get_possible_resources(acpi_handle device
, struct acpi_buffer
*ret_buffer
);
441 acpi_get_event_resources(acpi_handle device_handle
,
442 struct acpi_buffer
*ret_buffer
);
445 acpi_walk_resources(acpi_handle device
,
447 acpi_walk_resource_callback user_function
, void *context
);
450 acpi_set_current_resources(acpi_handle device
, struct acpi_buffer
*in_buffer
);
453 acpi_get_irq_routing_table(acpi_handle device
, struct acpi_buffer
*ret_buffer
);
456 acpi_resource_to_address64(struct acpi_resource
*resource
,
457 struct acpi_resource_address64
*out
);
460 acpi_buffer_to_resource(u8
*aml_buffer
,
461 u16 aml_buffer_length
,
462 struct acpi_resource
**resource_ptr
);
465 * Hardware (ACPI device) interfaces
467 acpi_status
acpi_reset(void);
469 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
470 acpi_read_bit_register(u32 register_id
,
473 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
474 acpi_write_bit_register(u32 register_id
,
477 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
478 acpi_set_firmware_waking_vector(u32
481 #if ACPI_MACHINE_WIDTH == 64
482 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
483 acpi_set_firmware_waking_vector64(u64
487 acpi_status
acpi_read(u64
*value
, struct acpi_generic_address
*reg
);
489 acpi_status
acpi_write(u64 value
, struct acpi_generic_address
*reg
);
492 * Sleep/Wake interfaces
495 acpi_get_sleep_type_data(u8 sleep_state
, u8
* slp_typ_a
, u8
* slp_typ_b
);
497 acpi_status
acpi_enter_sleep_state_prep(u8 sleep_state
);
499 acpi_status asmlinkage
acpi_enter_sleep_state(u8 sleep_state
);
501 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status asmlinkage
acpi_enter_sleep_state_s4bios(void))
503 acpi_status
acpi_leave_sleep_state_prep(u8 sleep_state
);
505 acpi_status
acpi_leave_sleep_state(u8 sleep_state
);
508 * ACPI Timer interfaces
510 #ifdef ACPI_FUTURE_USAGE
511 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
512 acpi_get_timer_resolution(u32
*resolution
))
514 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_get_timer(u32
*ticks
))
516 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
517 acpi_get_timer_duration(u32 start_ticks
,
520 #endif /* ACPI_FUTURE_USAGE */
523 * Error/Warning output
525 void ACPI_INTERNAL_VAR_XFACE
526 acpi_error(const char *module_name
,
527 u32 line_number
, const char *format
, ...) ACPI_PRINTF_LIKE(3);
529 void ACPI_INTERNAL_VAR_XFACE
530 acpi_exception(const char *module_name
,
532 acpi_status status
, const char *format
, ...) ACPI_PRINTF_LIKE(4);
534 void ACPI_INTERNAL_VAR_XFACE
535 acpi_warning(const char *module_name
,
536 u32 line_number
, const char *format
, ...) ACPI_PRINTF_LIKE(3);
538 void ACPI_INTERNAL_VAR_XFACE
539 acpi_info(const char *module_name
,
540 u32 line_number
, const char *format
, ...) ACPI_PRINTF_LIKE(3);
542 void ACPI_INTERNAL_VAR_XFACE
543 acpi_bios_error(const char *module_name
,
544 u32 line_number
, const char *format
, ...) ACPI_PRINTF_LIKE(3);
546 void ACPI_INTERNAL_VAR_XFACE
547 acpi_bios_warning(const char *module_name
,
548 u32 line_number
, const char *format
, ...) ACPI_PRINTF_LIKE(3);
553 #ifdef ACPI_DEBUG_OUTPUT
555 void ACPI_INTERNAL_VAR_XFACE
556 acpi_debug_print(u32 requested_debug_level
,
558 const char *function_name
,
559 const char *module_name
,
560 u32 component_id
, const char *format
, ...) ACPI_PRINTF_LIKE(6);
562 void ACPI_INTERNAL_VAR_XFACE
563 acpi_debug_print_raw(u32 requested_debug_level
,
565 const char *function_name
,
566 const char *module_name
,
568 const char *format
, ...) ACPI_PRINTF_LIKE(6);
571 #endif /* __ACXFACE_H__ */