2 /******************************************************************************
4 * Name: acpixf.h - External interfaces to the ACPI subsystem
6 *****************************************************************************/
9 * Copyright (C) 2000 - 2012, Intel Corp.
10 * All rights reserved.
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions, and the following disclaimer,
17 * without modification.
18 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
19 * substantially similar to the "NO WARRANTY" disclaimer below
20 * ("Disclaimer") and any redistribution must be conditioned upon
21 * including a substantially similar Disclaimer requirement for further
22 * binary redistribution.
23 * 3. Neither the names of the above-listed copyright holders nor the names
24 * of any contributors may be used to endorse or promote products derived
25 * from this software without specific prior written permission.
27 * Alternatively, this software may be distributed under the terms of the
28 * GNU General Public License ("GPL") version 2 as published by the Free
29 * Software Foundation.
32 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
33 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
34 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
35 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
36 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
38 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
39 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
40 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
41 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
42 * POSSIBILITY OF SUCH DAMAGES.
48 /* Current ACPICA subsystem version in YYYYMMDD format */
50 #define ACPI_CA_VERSION 0x20120711
56 extern u8 acpi_gbl_permanent_mmap
;
59 * Globals that are publicly available, allowing for
60 * run time configuration
62 extern u32 acpi_dbg_level
;
63 extern u32 acpi_dbg_layer
;
64 extern u8 acpi_gbl_enable_interpreter_slack
;
65 extern u8 acpi_gbl_all_methods_serialized
;
66 extern u8 acpi_gbl_create_osi_method
;
67 extern u8 acpi_gbl_use_default_register_widths
;
68 extern acpi_name acpi_gbl_trace_method_name
;
69 extern u32 acpi_gbl_trace_flags
;
70 extern bool acpi_gbl_enable_aml_debug_object
;
71 extern u8 acpi_gbl_copy_dsdt_locally
;
72 extern u8 acpi_gbl_truncate_io_addresses
;
73 extern u8 acpi_gbl_disable_auto_repair
;
76 * Hardware-reduced prototypes. All interfaces that use these macros will
77 * be configured out of the ACPICA build if the ACPI_REDUCED_HARDWARE flag
80 #if (!ACPI_REDUCED_HARDWARE)
81 #define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
84 #define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
87 #define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
91 #define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
92 static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);}
94 #define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
95 static ACPI_INLINE prototype {return(AE_OK);}
97 #define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
98 static ACPI_INLINE prototype {}
100 #endif /* !ACPI_REDUCED_HARDWARE */
102 extern u32 acpi_current_gpe_count
;
103 extern struct acpi_table_fadt acpi_gbl_FADT
;
104 extern u8 acpi_gbl_system_awake_and_running
;
105 extern u8 acpi_gbl_reduced_hardware
; /* ACPI 5.0 */
107 extern u32 acpi_rsdt_forced
;
112 acpi_initialize_tables(struct acpi_table_desc
*initial_storage
,
113 u32 initial_table_count
, u8 allow_resize
);
115 acpi_status __init
acpi_initialize_subsystem(void);
117 acpi_status
acpi_enable_subsystem(u32 flags
);
119 acpi_status
acpi_initialize_objects(u32 flags
);
121 acpi_status
acpi_terminate(void);
123 #ifdef ACPI_FUTURE_USAGE
124 acpi_status
acpi_subsystem_status(void);
127 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_enable(void))
128 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_disable(void))
130 #ifdef ACPI_FUTURE_USAGE
131 acpi_status
acpi_get_system_info(struct acpi_buffer
*ret_buffer
);
134 const char *acpi_format_exception(acpi_status exception
);
136 acpi_status
acpi_purge_cached_objects(void);
138 acpi_status
acpi_install_interface(acpi_string interface_name
);
140 acpi_status
acpi_remove_interface(acpi_string interface_name
);
143 acpi_check_address_range(acpi_adr_space_type space_id
,
144 acpi_physical_address address
,
145 acpi_size length
, u8 warn
);
148 * ACPI Memory management
150 void *acpi_allocate(u32 size
);
152 void *acpi_callocate(u32 size
);
154 void acpi_free(void *address
);
157 * ACPI table load/unload interfaces
159 acpi_status
acpi_load_table(struct acpi_table_header
*table
);
161 acpi_status
acpi_unload_parent_table(acpi_handle object
);
163 acpi_status
acpi_load_tables(void);
166 * ACPI table manipulation interfaces
168 acpi_status
acpi_reallocate_root_table(void);
170 acpi_status
acpi_find_root_pointer(acpi_size
*rsdp_address
);
172 acpi_status
acpi_unload_table_id(acpi_owner_id id
);
175 acpi_get_table_header(acpi_string signature
,
177 struct acpi_table_header
*out_table_header
);
180 acpi_get_table_with_size(acpi_string signature
,
181 u32 instance
, struct acpi_table_header
**out_table
,
182 acpi_size
*tbl_size
);
184 acpi_get_table(acpi_string signature
,
185 u32 instance
, struct acpi_table_header
**out_table
);
188 acpi_get_table_by_index(u32 table_index
,
189 struct acpi_table_header
**out_table
);
192 acpi_install_table_handler(acpi_tbl_handler handler
, void *context
);
194 acpi_status
acpi_remove_table_handler(acpi_tbl_handler handler
);
197 * Namespace and name interfaces
200 acpi_walk_namespace(acpi_object_type type
,
201 acpi_handle start_object
,
203 acpi_walk_callback pre_order_visit
,
204 acpi_walk_callback post_order_visit
,
205 void *context
, void **return_value
);
208 acpi_get_devices(const char *HID
,
209 acpi_walk_callback user_function
,
210 void *context
, void **return_value
);
213 acpi_get_name(acpi_handle object
,
214 u32 name_type
, struct acpi_buffer
*ret_path_ptr
);
217 acpi_get_handle(acpi_handle parent
,
218 acpi_string pathname
, acpi_handle
* ret_handle
);
221 acpi_attach_data(acpi_handle object
, acpi_object_handler handler
, void *data
);
223 acpi_status
acpi_detach_data(acpi_handle object
, acpi_object_handler handler
);
226 acpi_get_data(acpi_handle object
, acpi_object_handler handler
, void **data
);
229 acpi_debug_trace(char *name
, u32 debug_level
, u32 debug_layer
, u32 flags
);
232 * Object manipulation and enumeration
235 acpi_evaluate_object(acpi_handle object
,
236 acpi_string pathname
,
237 struct acpi_object_list
*parameter_objects
,
238 struct acpi_buffer
*return_object_buffer
);
241 acpi_evaluate_object_typed(acpi_handle object
,
242 acpi_string pathname
,
243 struct acpi_object_list
*external_params
,
244 struct acpi_buffer
*return_buffer
,
245 acpi_object_type return_type
);
248 acpi_get_object_info(acpi_handle object
,
249 struct acpi_device_info
**return_buffer
);
251 acpi_status
acpi_install_method(u8
*buffer
);
254 acpi_get_next_object(acpi_object_type type
,
256 acpi_handle child
, acpi_handle
* out_handle
);
258 acpi_status
acpi_get_type(acpi_handle object
, acpi_object_type
* out_type
);
260 acpi_status
acpi_get_id(acpi_handle object
, acpi_owner_id
* out_type
);
262 acpi_status
acpi_get_parent(acpi_handle object
, acpi_handle
* out_handle
);
268 acpi_install_initialization_handler(acpi_init_handler handler
, u32 function
);
270 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
271 acpi_install_global_event_handler
272 (ACPI_GBL_EVENT_HANDLER handler
, void *context
))
274 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
275 acpi_install_fixed_event_handler(u32
281 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
282 acpi_remove_fixed_event_handler(u32 acpi_event
,
285 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
286 acpi_install_gpe_handler(acpi_handle
293 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
294 acpi_remove_gpe_handler(acpi_handle gpe_device
,
299 acpi_install_notify_handler(acpi_handle device
,
301 acpi_notify_handler handler
, void *context
);
304 acpi_remove_notify_handler(acpi_handle device
,
305 u32 handler_type
, acpi_notify_handler handler
);
308 acpi_install_address_space_handler(acpi_handle device
,
309 acpi_adr_space_type space_id
,
310 acpi_adr_space_handler handler
,
311 acpi_adr_space_setup setup
, void *context
);
314 acpi_remove_address_space_handler(acpi_handle device
,
315 acpi_adr_space_type space_id
,
316 acpi_adr_space_handler handler
);
318 #ifdef ACPI_FUTURE_USAGE
319 acpi_status
acpi_install_exception_handler(acpi_exception_handler handler
);
322 acpi_status
acpi_install_interface_handler(acpi_interface_handler handler
);
325 * Global Lock interfaces
327 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
328 acpi_acquire_global_lock(u16 timeout
,
330 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
331 acpi_release_global_lock(u32 handle
))
334 * Interfaces to AML mutex objects
337 acpi_acquire_mutex(acpi_handle handle
, acpi_string pathname
, u16 timeout
);
339 acpi_status
acpi_release_mutex(acpi_handle handle
, acpi_string pathname
);
342 * Fixed Event interfaces
344 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
345 acpi_enable_event(u32 event
, u32 flags
))
347 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
348 acpi_disable_event(u32 event
, u32 flags
))
350 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_clear_event(u32 event
))
352 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
353 acpi_get_event_status(u32 event
,
357 * General Purpose Event (GPE) Interfaces
359 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_update_all_gpes(void))
361 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
362 acpi_enable_gpe(acpi_handle gpe_device
,
365 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
366 acpi_disable_gpe(acpi_handle gpe_device
,
369 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
370 acpi_clear_gpe(acpi_handle gpe_device
,
373 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
374 acpi_set_gpe(acpi_handle gpe_device
,
375 u32 gpe_number
, u8 action
))
377 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
378 acpi_finish_gpe(acpi_handle gpe_device
,
381 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
382 acpi_setup_gpe_for_wake(acpi_handle
384 acpi_handle gpe_device
,
386 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
387 acpi_set_gpe_wake_mask(acpi_handle gpe_device
,
390 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
391 acpi_get_gpe_status(acpi_handle gpe_device
,
396 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_disable_all_gpes(void))
398 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_enable_all_runtime_gpes(void))
400 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
401 acpi_get_gpe_device(u32 gpe_index
,
402 acpi_handle
* gpe_device
))
404 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
405 acpi_install_gpe_block(acpi_handle gpe_device
,
410 u32 interrupt_number
))
411 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
412 acpi_remove_gpe_block(acpi_handle gpe_device
))
415 * Resource interfaces
418 acpi_status(*acpi_walk_resource_callback
) (struct acpi_resource
* resource
,
422 acpi_get_vendor_resource(acpi_handle device
,
424 struct acpi_vendor_uuid
*uuid
,
425 struct acpi_buffer
*ret_buffer
);
428 acpi_get_current_resources(acpi_handle device
, struct acpi_buffer
*ret_buffer
);
430 #ifdef ACPI_FUTURE_USAGE
432 acpi_get_possible_resources(acpi_handle device
, struct acpi_buffer
*ret_buffer
);
436 acpi_get_event_resources(acpi_handle device_handle
,
437 struct acpi_buffer
*ret_buffer
);
440 acpi_walk_resources(acpi_handle device
,
442 acpi_walk_resource_callback user_function
, void *context
);
445 acpi_set_current_resources(acpi_handle device
, struct acpi_buffer
*in_buffer
);
448 acpi_get_irq_routing_table(acpi_handle device
, struct acpi_buffer
*ret_buffer
);
451 acpi_resource_to_address64(struct acpi_resource
*resource
,
452 struct acpi_resource_address64
*out
);
455 acpi_buffer_to_resource(u8
*aml_buffer
,
456 u16 aml_buffer_length
,
457 struct acpi_resource
**resource_ptr
);
460 * Hardware (ACPI device) interfaces
462 acpi_status
acpi_reset(void);
464 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
465 acpi_read_bit_register(u32 register_id
,
468 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
469 acpi_write_bit_register(u32 register_id
,
472 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
473 acpi_set_firmware_waking_vector(u32
476 #if ACPI_MACHINE_WIDTH == 64
477 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
478 acpi_set_firmware_waking_vector64(u64
482 acpi_status
acpi_read(u64
*value
, struct acpi_generic_address
*reg
);
484 acpi_status
acpi_write(u64 value
, struct acpi_generic_address
*reg
);
487 * Sleep/Wake interfaces
490 acpi_get_sleep_type_data(u8 sleep_state
, u8
* slp_typ_a
, u8
* slp_typ_b
);
492 acpi_status
acpi_enter_sleep_state_prep(u8 sleep_state
);
494 acpi_status asmlinkage
acpi_enter_sleep_state(u8 sleep_state
);
496 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status asmlinkage
acpi_enter_sleep_state_s4bios(void))
498 acpi_status
acpi_leave_sleep_state_prep(u8 sleep_state
);
500 acpi_status
acpi_leave_sleep_state(u8 sleep_state
);
503 * ACPI Timer interfaces
505 #ifdef ACPI_FUTURE_USAGE
506 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
507 acpi_get_timer_resolution(u32
*resolution
))
509 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_get_timer(u32
*ticks
))
511 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
512 acpi_get_timer_duration(u32 start_ticks
,
515 #endif /* ACPI_FUTURE_USAGE */
518 * Error/Warning output
520 void ACPI_INTERNAL_VAR_XFACE
521 acpi_error(const char *module_name
,
522 u32 line_number
, const char *format
, ...) ACPI_PRINTF_LIKE(3);
524 void ACPI_INTERNAL_VAR_XFACE
525 acpi_exception(const char *module_name
,
527 acpi_status status
, const char *format
, ...) ACPI_PRINTF_LIKE(4);
529 void ACPI_INTERNAL_VAR_XFACE
530 acpi_warning(const char *module_name
,
531 u32 line_number
, const char *format
, ...) ACPI_PRINTF_LIKE(3);
533 void ACPI_INTERNAL_VAR_XFACE
534 acpi_info(const char *module_name
,
535 u32 line_number
, const char *format
, ...) ACPI_PRINTF_LIKE(3);
537 void ACPI_INTERNAL_VAR_XFACE
538 acpi_bios_error(const char *module_name
,
539 u32 line_number
, const char *format
, ...) ACPI_PRINTF_LIKE(3);
541 void ACPI_INTERNAL_VAR_XFACE
542 acpi_bios_warning(const char *module_name
,
543 u32 line_number
, const char *format
, ...) ACPI_PRINTF_LIKE(3);
548 #ifdef ACPI_DEBUG_OUTPUT
550 void ACPI_INTERNAL_VAR_XFACE
551 acpi_debug_print(u32 requested_debug_level
,
553 const char *function_name
,
554 const char *module_name
,
555 u32 component_id
, const char *format
, ...) ACPI_PRINTF_LIKE(6);
557 void ACPI_INTERNAL_VAR_XFACE
558 acpi_debug_print_raw(u32 requested_debug_level
,
560 const char *function_name
,
561 const char *module_name
,
563 const char *format
, ...) ACPI_PRINTF_LIKE(6);
566 #endif /* __ACXFACE_H__ */