1 /******************************************************************************
2 *
3 * Name: acevents.h - Event subcomponent prototypes and defines
4 *
5 *****************************************************************************/
6
7 /*
8 * Copyright (C) 2000 - 2007, R. Byron Moore
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
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.
25 *
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.
29 *
30 * NO WARRANTY
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
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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.
42 */
43
44 #ifndef __ACEVENTS_H__
45 #define __ACEVENTS_H__
46
47 /*
48 * evevent
49 */
50 acpi_status acpi_ev_initialize_events(void);
51
52 acpi_status acpi_ev_install_xrupt_handlers(void);
53
54 acpi_status acpi_ev_install_fadt_gpes(void);
55
56 u32 acpi_ev_fixed_event_detect(void);
57
58 /*
59 * evmisc
60 */
61 u8 acpi_ev_is_notify_object(struct acpi_namespace_node *node);
62
63 acpi_status acpi_ev_acquire_global_lock(u16 timeout);
64
65 acpi_status acpi_ev_release_global_lock(void);
66
67 acpi_status acpi_ev_init_global_lock_handler(void);
68
69 u32 acpi_ev_get_gpe_number_index(u32 gpe_number);
70
71 acpi_status
72 acpi_ev_queue_notify_request(struct acpi_namespace_node *node,
73 u32 notify_value);
74
75 /*
76 * evgpe - GPE handling and dispatch
77 */
78 acpi_status
79 acpi_ev_update_gpe_enable_masks(struct acpi_gpe_event_info *gpe_event_info,
80 u8 type);
81
82 acpi_status
83 acpi_ev_enable_gpe(struct acpi_gpe_event_info *gpe_event_info,
84 u8 write_to_hardware);
85
86 acpi_status acpi_ev_disable_gpe(struct acpi_gpe_event_info *gpe_event_info);
87
88 struct acpi_gpe_event_info *acpi_ev_get_gpe_event_info(acpi_handle gpe_device,
89 u32 gpe_number);
90
91 /*
92 * evgpeblk
93 */
94 u8 acpi_ev_valid_gpe_event(struct acpi_gpe_event_info *gpe_event_info);
95
96 acpi_status acpi_ev_walk_gpe_list(acpi_gpe_callback gpe_walk_callback);
97
98 acpi_status
99 acpi_ev_delete_gpe_handlers(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
100 struct acpi_gpe_block_info *gpe_block);
101
102 acpi_status
103 acpi_ev_create_gpe_block(struct acpi_namespace_node *gpe_device,
104 struct acpi_generic_address *gpe_block_address,
105 u32 register_count,
106 u8 gpe_block_base_number,
107 u32 interrupt_number,
108 struct acpi_gpe_block_info **return_gpe_block);
109
110 acpi_status
111 acpi_ev_initialize_gpe_block(struct acpi_namespace_node *gpe_device,
112 struct acpi_gpe_block_info *gpe_block);
113
114 acpi_status acpi_ev_delete_gpe_block(struct acpi_gpe_block_info *gpe_block);
115
116 u32
117 acpi_ev_gpe_dispatch(struct acpi_gpe_event_info *gpe_event_info,
118 u32 gpe_number);
119
120 u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info *gpe_xrupt_list);
121
122 acpi_status
123 acpi_ev_set_gpe_type(struct acpi_gpe_event_info *gpe_event_info, u8 type);
124
125 acpi_status
126 acpi_ev_check_for_wake_only_gpe(struct acpi_gpe_event_info *gpe_event_info);
127
128 acpi_status acpi_ev_gpe_initialize(void);
129
130 /*
131 * evregion - Address Space handling
132 */
133 acpi_status acpi_ev_install_region_handlers(void);
134
135 acpi_status acpi_ev_initialize_op_regions(void);
136
137 acpi_status
138 acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
139 u32 function,
140 acpi_physical_address address,
141 u32 bit_width, acpi_integer * value);
142
143 acpi_status
144 acpi_ev_attach_region(union acpi_operand_object *handler_obj,
145 union acpi_operand_object *region_obj,
146 u8 acpi_ns_is_locked);
147
148 void
149 acpi_ev_detach_region(union acpi_operand_object *region_obj,
150 u8 acpi_ns_is_locked);
151
152 acpi_status
153 acpi_ev_install_space_handler(struct acpi_namespace_node *node,
154 acpi_adr_space_type space_id,
155 acpi_adr_space_handler handler,
156 acpi_adr_space_setup setup, void *context);
157
158 acpi_status
159 acpi_ev_execute_reg_methods(struct acpi_namespace_node *node,
160 acpi_adr_space_type space_id);
161
162 acpi_status
163 acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function);
164
165 /*
166 * evregini - Region initialization and setup
167 */
168 acpi_status
169 acpi_ev_system_memory_region_setup(acpi_handle handle,
170 u32 function,
171 void *handler_context,
172 void **region_context);
173
174 acpi_status
175 acpi_ev_io_space_region_setup(acpi_handle handle,
176 u32 function,
177 void *handler_context, void **region_context);
178
179 acpi_status
180 acpi_ev_pci_config_region_setup(acpi_handle handle,
181 u32 function,
182 void *handler_context, void **region_context);
183
184 acpi_status
185 acpi_ev_cmos_region_setup(acpi_handle handle,
186 u32 function,
187 void *handler_context, void **region_context);
188
189 acpi_status
190 acpi_ev_pci_bar_region_setup(acpi_handle handle,
191 u32 function,
192 void *handler_context, void **region_context);
193
194 acpi_status
195 acpi_ev_default_region_setup(acpi_handle handle,
196 u32 function,
197 void *handler_context, void **region_context);
198
199 acpi_status
200 acpi_ev_initialize_region(union acpi_operand_object *region_obj,
201 u8 acpi_ns_locked);
202
203 /*
204 * evsci - SCI (System Control Interrupt) handling/dispatch
205 */
206 u32 ACPI_SYSTEM_XFACE acpi_ev_gpe_xrupt_handler(void *context);
207
208 u32 acpi_ev_install_sci_handler(void);
209
210 acpi_status acpi_ev_remove_sci_handler(void);
211
212 u32 acpi_ev_initialize_sCI(u32 program_sCI);
213
214 void acpi_ev_terminate(void);
215
216 #endif /* __ACEVENTS_H__ */
217
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