2 /******************************************************************************
4 * Name: acpixf.h - External interfaces to the ACPI subsystem
6 *****************************************************************************/
9 * Copyright (C) 2000 - 2006, R. Byron Moore
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)
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42 * POSSIBILITY OF SUCH DAMAGES.
54 acpi_status acpi_initialize_subsystem(void);
56 acpi_status acpi_enable_subsystem(u32 flags);
58 acpi_status acpi_initialize_objects(u32 flags);
60 acpi_status acpi_terminate(void);
62 #ifdef ACPI_FUTURE_USAGE
63 acpi_status acpi_subsystem_status(void);
66 acpi_status acpi_enable(void);
68 acpi_status acpi_disable(void);
70 #ifdef ACPI_FUTURE_USAGE
71 acpi_status acpi_get_system_info(struct acpi_buffer *ret_buffer);
74 const char *acpi_format_exception(acpi_status exception);
76 acpi_status acpi_purge_cached_objects(void);
78 #ifdef ACPI_FUTURE_USAGE
80 acpi_install_initialization_handler(acpi_init_handler handler, u32 function);
84 * ACPI Memory managment
86 void *acpi_allocate(u32 size);
88 void *acpi_callocate(u32 size);
90 void acpi_free(void *address);
93 * ACPI table manipulation interfaces
96 acpi_find_root_pointer(u32 flags, struct acpi_pointer *rsdp_address);
98 acpi_status acpi_load_tables(void);
100 #ifdef ACPI_FUTURE_USAGE
101 acpi_status acpi_load_table(struct acpi_table_header *table_ptr);
103 acpi_status acpi_unload_table(acpi_table_type table_type);
106 acpi_get_table_header(acpi_table_type table_type,
107 u32 instance, struct acpi_table_header *out_table_header);
108 #endif /* ACPI_FUTURE_USAGE */
111 acpi_get_table(acpi_table_type table_type,
112 u32 instance, struct acpi_buffer *ret_buffer);
115 acpi_get_firmware_table(acpi_string signature,
117 u32 flags, struct acpi_table_header **table_pointer);
120 * Namespace and name interfaces
123 acpi_walk_namespace(acpi_object_type type,
124 acpi_handle start_object,
126 acpi_walk_callback user_function,
127 void *context, void **return_value);
130 acpi_get_devices(char *HID,
131 acpi_walk_callback user_function,
132 void *context, void **return_value);
135 acpi_get_name(acpi_handle handle,
136 u32 name_type, struct acpi_buffer *ret_path_ptr);
139 acpi_get_handle(acpi_handle parent,
140 acpi_string pathname, acpi_handle * ret_handle);
143 acpi_attach_data(acpi_handle obj_handle,
144 acpi_object_handler handler, void *data);
147 acpi_detach_data(acpi_handle obj_handle, acpi_object_handler handler);
150 acpi_get_data(acpi_handle obj_handle, acpi_object_handler handler, void **data);
153 acpi_debug_trace(char *name, u32 debug_level, u32 debug_layer, u32 flags);
156 * Object manipulation and enumeration
159 acpi_evaluate_object(acpi_handle object,
160 acpi_string pathname,
161 struct acpi_object_list *parameter_objects,
162 struct acpi_buffer *return_object_buffer);
164 #ifdef ACPI_FUTURE_USAGE
166 acpi_evaluate_object_typed(acpi_handle object,
167 acpi_string pathname,
168 struct acpi_object_list *external_params,
169 struct acpi_buffer *return_buffer,
170 acpi_object_type return_type);
174 acpi_get_object_info(acpi_handle handle, struct acpi_buffer *return_buffer);
177 acpi_get_next_object(acpi_object_type type,
179 acpi_handle child, acpi_handle * out_handle);
181 acpi_status acpi_get_type(acpi_handle object, acpi_object_type * out_type);
183 acpi_status acpi_get_parent(acpi_handle object, acpi_handle * out_handle);
186 * Event handler interfaces
189 acpi_install_fixed_event_handler(u32 acpi_event,
190 acpi_event_handler handler, void *context);
193 acpi_remove_fixed_event_handler(u32 acpi_event, acpi_event_handler handler);
196 acpi_install_notify_handler(acpi_handle device,
198 acpi_notify_handler handler, void *context);
201 acpi_remove_notify_handler(acpi_handle device,
202 u32 handler_type, acpi_notify_handler handler);
205 acpi_install_address_space_handler(acpi_handle device,
206 acpi_adr_space_type space_id,
207 acpi_adr_space_handler handler,
208 acpi_adr_space_setup setup, void *context);
211 acpi_remove_address_space_handler(acpi_handle device,
212 acpi_adr_space_type space_id,
213 acpi_adr_space_handler handler);
216 acpi_install_gpe_handler(acpi_handle gpe_device,
218 u32 type, acpi_event_handler address, void *context);
220 #ifdef ACPI_FUTURE_USAGE
221 acpi_status acpi_install_exception_handler(acpi_exception_handler handler);
227 acpi_status acpi_acquire_global_lock(u16 timeout, u32 * handle);
229 acpi_status acpi_release_global_lock(u32 handle);
232 acpi_remove_gpe_handler(acpi_handle gpe_device,
233 u32 gpe_number, acpi_event_handler address);
235 acpi_status acpi_enable_event(u32 event, u32 flags);
237 acpi_status acpi_disable_event(u32 event, u32 flags);
239 acpi_status acpi_clear_event(u32 event);
241 #ifdef ACPI_FUTURE_USAGE
242 acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status);
243 #endif /* ACPI_FUTURE_USAGE */
245 acpi_status acpi_set_gpe_type(acpi_handle gpe_device, u32 gpe_number, u8 type);
247 acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags);
249 acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags);
251 acpi_status acpi_clear_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags);
253 #ifdef ACPI_FUTURE_USAGE
255 acpi_get_gpe_status(acpi_handle gpe_device,
257 u32 flags, acpi_event_status * event_status);
258 #endif /* ACPI_FUTURE_USAGE */
261 acpi_install_gpe_block(acpi_handle gpe_device,
262 struct acpi_generic_address *gpe_block_address,
263 u32 register_count, u32 interrupt_number);
265 acpi_status acpi_remove_gpe_block(acpi_handle gpe_device);
268 * Resource interfaces
271 acpi_status(*acpi_walk_resource_callback) (struct acpi_resource * resource,
275 acpi_get_vendor_resource(acpi_handle device_handle,
277 struct acpi_vendor_uuid *uuid,
278 struct acpi_buffer *ret_buffer);
281 acpi_get_current_resources(acpi_handle device_handle,
282 struct acpi_buffer *ret_buffer);
284 #ifdef ACPI_FUTURE_USAGE
286 acpi_get_possible_resources(acpi_handle device_handle,
287 struct acpi_buffer *ret_buffer);
291 acpi_walk_resources(acpi_handle device_handle,
293 acpi_walk_resource_callback user_function, void *context);
296 acpi_set_current_resources(acpi_handle device_handle,
297 struct acpi_buffer *in_buffer);
300 acpi_get_irq_routing_table(acpi_handle bus_device_handle,
301 struct acpi_buffer *ret_buffer);
304 acpi_resource_to_address64(struct acpi_resource *resource,
305 struct acpi_resource_address64 *out);
308 * Hardware (ACPI device) interfaces
310 acpi_status acpi_get_register(u32 register_id, u32 * return_value, u32 flags);
312 acpi_status acpi_set_register(u32 register_id, u32 value, u32 flags);
315 acpi_set_firmware_waking_vector(acpi_physical_address physical_address);
317 #ifdef ACPI_FUTURE_USAGE
319 acpi_get_firmware_waking_vector(acpi_physical_address * physical_address);
323 acpi_get_sleep_type_data(u8 sleep_state, u8 * slp_typ_a, u8 * slp_typ_b);
325 acpi_status acpi_enter_sleep_state_prep(u8 sleep_state);
327 acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state);
329 acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void);
331 acpi_status acpi_leave_sleep_state(u8 sleep_state);
333 #endif /* __ACXFACE_H__ */