2 /******************************************************************************
4 * Name: acpixf.h - External interfaces to the ACPI subsystem
6 *****************************************************************************/
9 * Copyright (C) 2000 - 2010, Intel Corp.
10 * All rights reserved.
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13 * modification, are permitted provided that the following conditions
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21 * including a substantially similar Disclaimer requirement for further
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24 * of any contributors may be used to endorse or promote products derived
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48 /* Current ACPICA subsystem version in YYYYMMDD format */
50 #define ACPI_CA_VERSION 0x20100702
55 extern u8 acpi_gbl_permanent_mmap;
58 * Globals that are publically available, allowing for
59 * run time configuration
61 extern u32 acpi_dbg_level;
62 extern u32 acpi_dbg_layer;
63 extern u8 acpi_gbl_enable_interpreter_slack;
64 extern u8 acpi_gbl_all_methods_serialized;
65 extern u8 acpi_gbl_create_osi_method;
66 extern u8 acpi_gbl_use_default_register_widths;
67 extern acpi_name acpi_gbl_trace_method_name;
68 extern u32 acpi_gbl_trace_flags;
69 extern u32 acpi_gbl_enable_aml_debug_object;
70 extern u8 acpi_gbl_copy_dsdt_locally;
71 extern u8 acpi_gbl_truncate_io_addresses;
73 extern u32 acpi_current_gpe_count;
74 extern struct acpi_table_fadt acpi_gbl_FADT;
76 extern u32 acpi_rsdt_forced;
81 acpi_initialize_tables(struct acpi_table_desc *initial_storage,
82 u32 initial_table_count, u8 allow_resize);
84 acpi_status __init acpi_initialize_subsystem(void);
86 acpi_status acpi_enable_subsystem(u32 flags);
88 acpi_status acpi_initialize_objects(u32 flags);
90 acpi_status acpi_terminate(void);
92 #ifdef ACPI_FUTURE_USAGE
93 acpi_status acpi_subsystem_status(void);
96 acpi_status acpi_enable(void);
98 acpi_status acpi_disable(void);
100 #ifdef ACPI_FUTURE_USAGE
101 acpi_status acpi_get_system_info(struct acpi_buffer *ret_buffer);
104 const char *acpi_format_exception(acpi_status exception);
106 acpi_status acpi_purge_cached_objects(void);
108 acpi_status acpi_install_interface(acpi_string interface_name);
110 acpi_status acpi_remove_interface(acpi_string interface_name);
113 * ACPI Memory management
115 void *acpi_allocate(u32 size);
117 void *acpi_callocate(u32 size);
119 void acpi_free(void *address);
122 * ACPI table manipulation interfaces
124 acpi_status acpi_reallocate_root_table(void);
126 acpi_status acpi_find_root_pointer(acpi_size *rsdp_address);
128 acpi_status acpi_load_tables(void);
130 acpi_status acpi_load_table(struct acpi_table_header *table_ptr);
132 acpi_status acpi_unload_table_id(acpi_owner_id id);
135 acpi_get_table_header(acpi_string signature,
137 struct acpi_table_header *out_table_header);
140 acpi_get_table_with_size(acpi_string signature,
141 u32 instance, struct acpi_table_header **out_table,
142 acpi_size *tbl_size);
144 acpi_get_table(acpi_string signature,
145 u32 instance, struct acpi_table_header **out_table);
148 acpi_get_table_by_index(u32 table_index,
149 struct acpi_table_header **out_table);
152 acpi_install_table_handler(acpi_tbl_handler handler, void *context);
154 acpi_status acpi_remove_table_handler(acpi_tbl_handler handler);
157 * Namespace and name interfaces
160 acpi_walk_namespace(acpi_object_type type,
161 acpi_handle start_object,
163 acpi_walk_callback pre_order_visit,
164 acpi_walk_callback post_order_visit,
165 void *context, void **return_value);
168 acpi_get_devices(const char *HID,
169 acpi_walk_callback user_function,
170 void *context, void **return_value);
173 acpi_get_name(acpi_handle object,
174 u32 name_type, struct acpi_buffer *ret_path_ptr);
177 acpi_get_handle(acpi_handle parent,
178 acpi_string pathname, acpi_handle * ret_handle);
181 acpi_attach_data(acpi_handle object, acpi_object_handler handler, void *data);
183 acpi_status acpi_detach_data(acpi_handle object, acpi_object_handler handler);
186 acpi_get_data(acpi_handle object, acpi_object_handler handler, void **data);
189 acpi_debug_trace(char *name, u32 debug_level, u32 debug_layer, u32 flags);
192 * Object manipulation and enumeration
195 acpi_evaluate_object(acpi_handle object,
196 acpi_string pathname,
197 struct acpi_object_list *parameter_objects,
198 struct acpi_buffer *return_object_buffer);
201 acpi_evaluate_object_typed(acpi_handle object,
202 acpi_string pathname,
203 struct acpi_object_list *external_params,
204 struct acpi_buffer *return_buffer,
205 acpi_object_type return_type);
208 acpi_get_object_info(acpi_handle object,
209 struct acpi_device_info **return_buffer);
211 acpi_status acpi_install_method(u8 *buffer);
214 acpi_get_next_object(acpi_object_type type,
216 acpi_handle child, acpi_handle * out_handle);
218 acpi_status acpi_get_type(acpi_handle object, acpi_object_type * out_type);
220 acpi_status acpi_get_id(acpi_handle object, acpi_owner_id * out_type);
222 acpi_status acpi_get_parent(acpi_handle object, acpi_handle * out_handle);
228 acpi_install_initialization_handler(acpi_init_handler handler, u32 function);
231 acpi_install_fixed_event_handler(u32 acpi_event,
232 acpi_event_handler handler, void *context);
235 acpi_remove_fixed_event_handler(u32 acpi_event, acpi_event_handler handler);
238 acpi_install_notify_handler(acpi_handle device,
240 acpi_notify_handler handler, void *context);
243 acpi_remove_notify_handler(acpi_handle device,
244 u32 handler_type, acpi_notify_handler handler);
247 acpi_install_address_space_handler(acpi_handle device,
248 acpi_adr_space_type space_id,
249 acpi_adr_space_handler handler,
250 acpi_adr_space_setup setup, void *context);
253 acpi_remove_address_space_handler(acpi_handle device,
254 acpi_adr_space_type space_id,
255 acpi_adr_space_handler handler);
258 acpi_install_gpe_handler(acpi_handle gpe_device,
260 u32 type, acpi_event_handler address, void *context);
263 acpi_remove_gpe_handler(acpi_handle gpe_device,
264 u32 gpe_number, acpi_event_handler address);
266 #ifdef ACPI_FUTURE_USAGE
267 acpi_status acpi_install_exception_handler(acpi_exception_handler handler);
270 acpi_status acpi_install_interface_handler(acpi_interface_handler handler);
275 acpi_status acpi_acquire_global_lock(u16 timeout, u32 * handle);
277 acpi_status acpi_release_global_lock(u32 handle);
279 acpi_status acpi_enable_event(u32 event, u32 flags);
281 acpi_status acpi_disable_event(u32 event, u32 flags);
283 acpi_status acpi_clear_event(u32 event);
285 acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status);
290 acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number);
292 acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number);
294 acpi_status acpi_gpe_can_wake(acpi_handle gpe_device, u32 gpe_number);
296 acpi_status acpi_clear_gpe(acpi_handle gpe_device, u32 gpe_number);
298 acpi_status acpi_gpe_wakeup(acpi_handle gpe_device, u32 gpe_number, u8 action);
301 acpi_get_gpe_status(acpi_handle gpe_device,
302 u32 gpe_number, acpi_event_status *event_status);
304 acpi_status acpi_disable_all_gpes(void);
306 acpi_status acpi_enable_all_runtime_gpes(void);
308 acpi_status acpi_get_gpe_device(u32 gpe_index, acpi_handle *gpe_device);
311 acpi_install_gpe_block(acpi_handle gpe_device,
312 struct acpi_generic_address *gpe_block_address,
313 u32 register_count, u32 interrupt_number);
315 acpi_status acpi_remove_gpe_block(acpi_handle gpe_device);
318 * Resource interfaces
321 acpi_status(*acpi_walk_resource_callback) (struct acpi_resource * resource,
325 acpi_get_vendor_resource(acpi_handle device,
327 struct acpi_vendor_uuid *uuid,
328 struct acpi_buffer *ret_buffer);
331 acpi_get_current_resources(acpi_handle device, struct acpi_buffer *ret_buffer);
333 #ifdef ACPI_FUTURE_USAGE
335 acpi_get_possible_resources(acpi_handle device, struct acpi_buffer *ret_buffer);
339 acpi_walk_resources(acpi_handle device,
341 acpi_walk_resource_callback user_function, void *context);
344 acpi_set_current_resources(acpi_handle device, struct acpi_buffer *in_buffer);
347 acpi_get_irq_routing_table(acpi_handle device, struct acpi_buffer *ret_buffer);
350 acpi_resource_to_address64(struct acpi_resource *resource,
351 struct acpi_resource_address64 *out);
354 * Hardware (ACPI device) interfaces
356 acpi_status acpi_reset(void);
358 acpi_status acpi_read_bit_register(u32 register_id, u32 *return_value);
360 acpi_status acpi_write_bit_register(u32 register_id, u32 value);
362 acpi_status acpi_set_firmware_waking_vector(u32 physical_address);
364 #if ACPI_MACHINE_WIDTH == 64
365 acpi_status acpi_set_firmware_waking_vector64(u64 physical_address);
368 acpi_status acpi_read(u64 *value, struct acpi_generic_address *reg);
370 acpi_status acpi_write(u64 value, struct acpi_generic_address *reg);
373 acpi_get_sleep_type_data(u8 sleep_state, u8 * slp_typ_a, u8 * slp_typ_b);
375 acpi_status acpi_enter_sleep_state_prep(u8 sleep_state);
377 acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state);
379 acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void);
381 acpi_status acpi_leave_sleep_state_prep(u8 sleep_state);
383 acpi_status acpi_leave_sleep_state(u8 sleep_state);
386 * Error/Warning output
388 void ACPI_INTERNAL_VAR_XFACE
389 acpi_error(const char *module_name,
390 u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
392 void ACPI_INTERNAL_VAR_XFACE
393 acpi_exception(const char *module_name,
395 acpi_status status, const char *format, ...) ACPI_PRINTF_LIKE(4);
397 void ACPI_INTERNAL_VAR_XFACE
398 acpi_warning(const char *module_name,
399 u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
401 void ACPI_INTERNAL_VAR_XFACE
402 acpi_info(const char *module_name,
403 u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
408 #ifdef ACPI_DEBUG_OUTPUT
410 void ACPI_INTERNAL_VAR_XFACE
411 acpi_debug_print(u32 requested_debug_level,
413 const char *function_name,
414 const char *module_name,
415 u32 component_id, const char *format, ...) ACPI_PRINTF_LIKE(6);
417 void ACPI_INTERNAL_VAR_XFACE
418 acpi_debug_print_raw(u32 requested_debug_level,
420 const char *function_name,
421 const char *module_name,
423 const char *format, ...) ACPI_PRINTF_LIKE(6);
426 #endif /* __ACXFACE_H__ */