1 /******************************************************************************
2 *
3 * Name: acevents.h - Event subcomponent prototypes and defines
4 *
5 *****************************************************************************/
6
7 /*
8 * Copyright (C) 2000 - 2008, Intel Corp.
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
97 acpi_ev_walk_gpe_list(acpi_gpe_callback gpe_walk_callback, void *context);
98
99 acpi_status
100 acpi_ev_delete_gpe_handlers(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
101 struct acpi_gpe_block_info *gpe_block,
102 void *context);
103
104 acpi_status
105 acpi_ev_create_gpe_block(struct acpi_namespace_node *gpe_device,
106 struct acpi_generic_address *gpe_block_address,
107 u32 register_count,
108 u8 gpe_block_base_number,
109 u32 interrupt_number,
110 struct acpi_gpe_block_info **return_gpe_block);
111
112 acpi_status
113 acpi_ev_initialize_gpe_block(struct acpi_namespace_node *gpe_device,
114 struct acpi_gpe_block_info *gpe_block);
115
116 acpi_status acpi_ev_delete_gpe_block(struct acpi_gpe_block_info *gpe_block);
117
118 u32
119 acpi_ev_gpe_dispatch(struct acpi_gpe_event_info *gpe_event_info,
120 u32 gpe_number);
121
122 u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info *gpe_xrupt_list);
123
124 acpi_status
125 acpi_ev_set_gpe_type(struct acpi_gpe_event_info *gpe_event_info, u8 type);
126
127 acpi_status
128 acpi_ev_check_for_wake_only_gpe(struct acpi_gpe_event_info *gpe_event_info);
129
130 acpi_status acpi_ev_gpe_initialize(void);
131
132 /*
133 * evregion - Address Space handling
134 */
135 acpi_status acpi_ev_install_region_handlers(void);
136
137 acpi_status acpi_ev_initialize_op_regions(void);
138
139 acpi_status
140 acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
141 u32 function,
142 u32 region_offset,
143 u32 bit_width, acpi_integer * value);
144
145 acpi_status
146 acpi_ev_attach_region(union acpi_operand_object *handler_obj,
147 union acpi_operand_object *region_obj,
148 u8 acpi_ns_is_locked);
149
150 void
151 acpi_ev_detach_region(union acpi_operand_object *region_obj,
152 u8 acpi_ns_is_locked);
153
154 acpi_status
155 acpi_ev_install_space_handler(struct acpi_namespace_node *node,
156 acpi_adr_space_type space_id,
157 acpi_adr_space_handler handler,
158 acpi_adr_space_setup setup, void *context);
159
160 acpi_status
161 acpi_ev_execute_reg_methods(struct acpi_namespace_node *node,
162 acpi_adr_space_type space_id);
163
164 acpi_status
165 acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function);
166
167 /*
168 * evregini - Region initialization and setup
169 */
170 acpi_status
171 acpi_ev_system_memory_region_setup(acpi_handle handle,
172 u32 function,
173 void *handler_context,
174 void **region_context);
175
176 acpi_status
177 acpi_ev_io_space_region_setup(acpi_handle handle,
178 u32 function,
179 void *handler_context, void **region_context);
180
181 acpi_status
182 acpi_ev_pci_config_region_setup(acpi_handle handle,
183 u32 function,
184 void *handler_context, void **region_context);
185
186 acpi_status
187 acpi_ev_cmos_region_setup(acpi_handle handle,
188 u32 function,
189 void *handler_context, void **region_context);
190
191 acpi_status
192 acpi_ev_pci_bar_region_setup(acpi_handle handle,
193 u32 function,
194 void *handler_context, void **region_context);
195
196 acpi_status
197 acpi_ev_default_region_setup(acpi_handle handle,
198 u32 function,
199 void *handler_context, void **region_context);
200
201 acpi_status
202 acpi_ev_initialize_region(union acpi_operand_object *region_obj,
203 u8 acpi_ns_locked);
204
205 /*
206 * evsci - SCI (System Control Interrupt) handling/dispatch
207 */
208 u32 ACPI_SYSTEM_XFACE acpi_ev_gpe_xrupt_handler(void *context);
209
210 u32 acpi_ev_install_sci_handler(void);
211
212 acpi_status acpi_ev_remove_sci_handler(void);
213
214 u32 acpi_ev_initialize_sCI(u32 program_sCI);
215
216 void acpi_ev_terminate(void);
217
218 #endif /* __ACEVENTS_H__ */
219
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