1 /******************************************************************************
3 * Name: acpixf.h - External interfaces to the ACPI subsystem
5 *****************************************************************************/
8 * Copyright (C) 2000 - 2013, 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,
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18 * substantially similar to the "NO WARRANTY" disclaimer below
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20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
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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
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41 * POSSIBILITY OF SUCH DAMAGES.
47 /* Current ACPICA subsystem version in YYYYMMDD format */
49 #define ACPI_CA_VERSION 0x20130328
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 extern u32 acpi_current_gpe_count
;
62 extern struct acpi_table_fadt acpi_gbl_FADT
;
63 extern u8 acpi_gbl_system_awake_and_running
;
64 extern u8 acpi_gbl_reduced_hardware
; /* ACPI 5.0 */
66 /* Runtime configuration of debug print levels */
68 extern u32 acpi_dbg_level
;
69 extern u32 acpi_dbg_layer
;
71 /* ACPICA runtime options */
73 extern u8 acpi_gbl_enable_interpreter_slack
;
74 extern u8 acpi_gbl_all_methods_serialized
;
75 extern u8 acpi_gbl_create_osi_method
;
76 extern u8 acpi_gbl_use_default_register_widths
;
77 extern acpi_name acpi_gbl_trace_method_name
;
78 extern u32 acpi_gbl_trace_flags
;
79 extern bool acpi_gbl_enable_aml_debug_object
;
80 extern u8 acpi_gbl_copy_dsdt_locally
;
81 extern u8 acpi_gbl_truncate_io_addresses
;
82 extern u8 acpi_gbl_disable_auto_repair
;
85 * Hardware-reduced prototypes. All interfaces that use these macros will
86 * be configured out of the ACPICA build if the ACPI_REDUCED_HARDWARE flag
89 #if (!ACPI_REDUCED_HARDWARE)
90 #define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
93 #define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
96 #define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
100 #define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
101 static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);}
103 #define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
104 static ACPI_INLINE prototype {return(AE_OK);}
106 #define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
107 static ACPI_INLINE prototype {}
109 #endif /* !ACPI_REDUCED_HARDWARE */
111 extern u32 acpi_rsdt_forced
;
116 acpi_initialize_tables(struct acpi_table_desc
*initial_storage
,
117 u32 initial_table_count
, u8 allow_resize
);
119 acpi_status __init
acpi_initialize_subsystem(void);
121 acpi_status
acpi_enable_subsystem(u32 flags
);
123 acpi_status
acpi_initialize_objects(u32 flags
);
125 acpi_status
acpi_terminate(void);
128 * Miscellaneous global interfaces
130 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_enable(void))
131 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_disable(void))
132 #ifdef ACPI_FUTURE_USAGE
133 acpi_status
acpi_subsystem_status(void);
136 #ifdef ACPI_FUTURE_USAGE
137 acpi_status
acpi_get_system_info(struct acpi_buffer
*ret_buffer
);
140 const char *acpi_format_exception(acpi_status exception
);
142 acpi_status
acpi_purge_cached_objects(void);
144 acpi_status
acpi_install_interface(acpi_string interface_name
);
146 acpi_status
acpi_remove_interface(acpi_string interface_name
);
149 acpi_check_address_range(acpi_adr_space_type space_id
,
150 acpi_physical_address address
,
151 acpi_size length
, u8 warn
);
154 acpi_decode_pld_buffer(u8
*in_buffer
,
155 acpi_size length
, struct acpi_pld_info
**return_buffer
);
158 * ACPI Memory management
160 void *acpi_allocate(u32 size
);
162 void *acpi_callocate(u32 size
);
164 void acpi_free(void *address
);
167 * ACPI table load/unload interfaces
169 acpi_status
acpi_load_table(struct acpi_table_header
*table
);
171 acpi_status
acpi_unload_parent_table(acpi_handle object
);
173 acpi_status
acpi_load_tables(void);
176 * ACPI table manipulation interfaces
178 acpi_status
acpi_reallocate_root_table(void);
180 acpi_status
acpi_find_root_pointer(acpi_physical_address
*rsdp_address
);
182 acpi_status
acpi_unload_table_id(acpi_owner_id id
);
185 acpi_get_table_header(acpi_string signature
,
186 u32 instance
, struct acpi_table_header
*out_table_header
);
189 acpi_get_table_with_size(acpi_string signature
,
190 u32 instance
, struct acpi_table_header
**out_table
,
191 acpi_size
*tbl_size
);
193 acpi_get_table(acpi_string signature
,
194 u32 instance
, struct acpi_table_header
**out_table
);
197 acpi_get_table_by_index(u32 table_index
, struct acpi_table_header
**out_table
);
200 acpi_install_table_handler(acpi_table_handler handler
, void *context
);
202 acpi_status
acpi_remove_table_handler(acpi_table_handler handler
);
205 * Namespace and name interfaces
208 acpi_walk_namespace(acpi_object_type type
,
209 acpi_handle start_object
,
211 acpi_walk_callback pre_order_visit
,
212 acpi_walk_callback post_order_visit
,
213 void *context
, void **return_value
);
216 acpi_get_devices(const char *HID
,
217 acpi_walk_callback user_function
,
218 void *context
, void **return_value
);
221 acpi_get_name(acpi_handle object
,
222 u32 name_type
, struct acpi_buffer
*ret_path_ptr
);
225 acpi_get_handle(acpi_handle parent
,
226 acpi_string pathname
, acpi_handle
* ret_handle
);
229 acpi_attach_data(acpi_handle object
, acpi_object_handler handler
, void *data
);
231 acpi_status
acpi_detach_data(acpi_handle object
, acpi_object_handler handler
);
234 acpi_get_data(acpi_handle object
, acpi_object_handler handler
, void **data
);
237 acpi_debug_trace(char *name
, u32 debug_level
, u32 debug_layer
, u32 flags
);
240 * Object manipulation and enumeration
243 acpi_evaluate_object(acpi_handle object
,
244 acpi_string pathname
,
245 struct acpi_object_list
*parameter_objects
,
246 struct acpi_buffer
*return_object_buffer
);
249 acpi_evaluate_object_typed(acpi_handle object
,
250 acpi_string pathname
,
251 struct acpi_object_list
*external_params
,
252 struct acpi_buffer
*return_buffer
,
253 acpi_object_type return_type
);
256 acpi_get_object_info(acpi_handle object
,
257 struct acpi_device_info
**return_buffer
);
259 acpi_status
acpi_install_method(u8
*buffer
);
262 acpi_get_next_object(acpi_object_type type
,
264 acpi_handle child
, acpi_handle
* out_handle
);
266 acpi_status
acpi_get_type(acpi_handle object
, acpi_object_type
* out_type
);
268 acpi_status
acpi_get_id(acpi_handle object
, acpi_owner_id
* out_type
);
270 acpi_status
acpi_get_parent(acpi_handle object
, acpi_handle
* out_handle
);
276 acpi_install_initialization_handler(acpi_init_handler handler
, u32 function
);
278 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
279 acpi_install_global_event_handler
280 (acpi_gbl_event_handler handler
, void *context
))
282 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
283 acpi_install_fixed_event_handler(u32
289 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
290 acpi_remove_fixed_event_handler(u32 acpi_event
,
293 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
294 acpi_install_gpe_handler(acpi_handle
301 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
302 acpi_remove_gpe_handler(acpi_handle gpe_device
,
306 acpi_status
acpi_install_notify_handler(acpi_handle device
, u32 handler_type
,
307 acpi_notify_handler handler
,
311 acpi_remove_notify_handler(acpi_handle device
,
312 u32 handler_type
, acpi_notify_handler handler
);
315 acpi_install_address_space_handler(acpi_handle device
,
316 acpi_adr_space_type space_id
,
317 acpi_adr_space_handler handler
,
318 acpi_adr_space_setup setup
, void *context
);
321 acpi_remove_address_space_handler(acpi_handle device
,
322 acpi_adr_space_type space_id
,
323 acpi_adr_space_handler handler
);
325 #ifdef ACPI_FUTURE_USAGE
326 acpi_status
acpi_install_exception_handler(acpi_exception_handler handler
);
329 acpi_status
acpi_install_interface_handler(acpi_interface_handler handler
);
332 * Global Lock interfaces
334 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
335 acpi_acquire_global_lock(u16 timeout
,
337 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
338 acpi_release_global_lock(u32 handle
))
341 * Interfaces to AML mutex objects
344 acpi_acquire_mutex(acpi_handle handle
, acpi_string pathname
, u16 timeout
);
346 acpi_status
acpi_release_mutex(acpi_handle handle
, acpi_string pathname
);
349 * Fixed Event interfaces
351 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
352 acpi_enable_event(u32 event
, u32 flags
))
354 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
355 acpi_disable_event(u32 event
, u32 flags
))
357 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_clear_event(u32 event
))
359 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
360 acpi_get_event_status(u32 event
,
364 * General Purpose Event (GPE) Interfaces
366 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_update_all_gpes(void))
368 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
369 acpi_enable_gpe(acpi_handle gpe_device
,
372 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
373 acpi_disable_gpe(acpi_handle gpe_device
,
376 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
377 acpi_clear_gpe(acpi_handle gpe_device
,
380 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
381 acpi_set_gpe(acpi_handle gpe_device
,
382 u32 gpe_number
, u8 action
))
384 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
385 acpi_finish_gpe(acpi_handle gpe_device
,
388 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
389 acpi_setup_gpe_for_wake(acpi_handle
391 acpi_handle gpe_device
,
393 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
394 acpi_set_gpe_wake_mask(acpi_handle gpe_device
,
397 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
398 acpi_get_gpe_status(acpi_handle gpe_device
,
403 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_disable_all_gpes(void))
405 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_enable_all_runtime_gpes(void))
407 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
408 acpi_get_gpe_device(u32 gpe_index
,
409 acpi_handle
* gpe_device
))
411 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
412 acpi_install_gpe_block(acpi_handle gpe_device
,
417 u32 interrupt_number
))
418 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
419 acpi_remove_gpe_block(acpi_handle gpe_device
))
422 * Resource interfaces
425 acpi_status(*acpi_walk_resource_callback
) (struct acpi_resource
* resource
,
429 acpi_get_vendor_resource(acpi_handle device
,
431 struct acpi_vendor_uuid
*uuid
,
432 struct acpi_buffer
*ret_buffer
);
435 acpi_get_current_resources(acpi_handle device
, struct acpi_buffer
*ret_buffer
);
437 #ifdef ACPI_FUTURE_USAGE
439 acpi_get_possible_resources(acpi_handle device
, struct acpi_buffer
*ret_buffer
);
443 acpi_get_event_resources(acpi_handle device_handle
,
444 struct acpi_buffer
*ret_buffer
);
447 acpi_walk_resource_buffer(struct acpi_buffer
*buffer
,
448 acpi_walk_resource_callback user_function
,
452 acpi_walk_resources(acpi_handle device
,
454 acpi_walk_resource_callback user_function
, void *context
);
457 acpi_set_current_resources(acpi_handle device
, struct acpi_buffer
*in_buffer
);
460 acpi_get_irq_routing_table(acpi_handle device
, struct acpi_buffer
*ret_buffer
);
463 acpi_resource_to_address64(struct acpi_resource
*resource
,
464 struct acpi_resource_address64
*out
);
467 acpi_buffer_to_resource(u8
*aml_buffer
,
468 u16 aml_buffer_length
,
469 struct acpi_resource
**resource_ptr
);
472 * Hardware (ACPI device) interfaces
474 acpi_status
acpi_reset(void);
476 acpi_status
acpi_read(u64
*value
, struct acpi_generic_address
*reg
);
478 acpi_status
acpi_write(u64 value
, struct acpi_generic_address
*reg
);
480 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
481 acpi_read_bit_register(u32 register_id
,
484 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
485 acpi_write_bit_register(u32 register_id
,
489 * Sleep/Wake interfaces
492 acpi_get_sleep_type_data(u8 sleep_state
, u8
* slp_typ_a
, u8
* slp_typ_b
);
494 acpi_status
acpi_enter_sleep_state_prep(u8 sleep_state
);
496 acpi_status asmlinkage
acpi_enter_sleep_state(u8 sleep_state
);
498 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status asmlinkage
acpi_enter_sleep_state_s4bios(void))
500 acpi_status
acpi_leave_sleep_state_prep(u8 sleep_state
);
502 acpi_status
acpi_leave_sleep_state(u8 sleep_state
);
504 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
505 acpi_set_firmware_waking_vector(u32
508 #if ACPI_MACHINE_WIDTH == 64
509 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
510 acpi_set_firmware_waking_vector64(u64
514 * ACPI Timer interfaces
516 #ifdef ACPI_FUTURE_USAGE
517 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
518 acpi_get_timer_resolution(u32
*resolution
))
520 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
acpi_get_timer(u32
*ticks
))
522 ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
523 acpi_get_timer_duration(u32 start_ticks
,
526 #endif /* ACPI_FUTURE_USAGE */
529 * Error/Warning output
531 void ACPI_INTERNAL_VAR_XFACE
532 acpi_error(const char *module_name
,
533 u32 line_number
, const char *format
, ...) ACPI_PRINTF_LIKE(3);
535 void ACPI_INTERNAL_VAR_XFACE
536 acpi_exception(const char *module_name
,
538 acpi_status status
, const char *format
, ...) ACPI_PRINTF_LIKE(4);
540 void ACPI_INTERNAL_VAR_XFACE
541 acpi_warning(const char *module_name
,
542 u32 line_number
, const char *format
, ...) ACPI_PRINTF_LIKE(3);
544 void ACPI_INTERNAL_VAR_XFACE
545 acpi_info(const char *module_name
,
546 u32 line_number
, const char *format
, ...) ACPI_PRINTF_LIKE(3);
548 void ACPI_INTERNAL_VAR_XFACE
549 acpi_bios_error(const char *module_name
,
550 u32 line_number
, const char *format
, ...) ACPI_PRINTF_LIKE(3);
552 void ACPI_INTERNAL_VAR_XFACE
553 acpi_bios_warning(const char *module_name
,
554 u32 line_number
, const char *format
, ...) ACPI_PRINTF_LIKE(3);
559 #ifdef ACPI_DEBUG_OUTPUT
561 void ACPI_INTERNAL_VAR_XFACE
562 acpi_debug_print(u32 requested_debug_level
,
564 const char *function_name
,
565 const char *module_name
,
566 u32 component_id
, const char *format
, ...) ACPI_PRINTF_LIKE(6);
568 void ACPI_INTERNAL_VAR_XFACE
569 acpi_debug_print_raw(u32 requested_debug_level
,
571 const char *function_name
,
572 const char *module_name
,
574 const char *format
, ...) ACPI_PRINTF_LIKE(6);
577 #endif /* __ACXFACE_H__ */