1 /****************************************************************************** 2 * 3 * Name: acevents.h - Event subcomponent prototypes and defines 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2012, 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 u32 acpi_ev_fixed_event_detect(void); 55 56 /* 57 * evmisc 58 */ 59 u8 acpi_ev_is_notify_object(struct acpi_namespace_node *node); 60 61 u32 acpi_ev_get_gpe_number_index(u32 gpe_number); 62 63 acpi_status 64 acpi_ev_queue_notify_request(struct acpi_namespace_node *node, 65 u32 notify_value); 66 67 /* 68 * evglock - Global Lock support 69 */ 70 acpi_status acpi_ev_init_global_lock_handler(void); 71 72 ACPI_HW_DEPENDENT_RETURN_OK(acpi_status 73 acpi_ev_acquire_global_lock(u16 timeout)) 74 ACPI_HW_DEPENDENT_RETURN_OK(acpi_status acpi_ev_release_global_lock(void)) 75 acpi_status acpi_ev_remove_global_lock_handler(void); 76 77 /* 78 * evgpe - Low-level GPE support 79 */ 80 u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info *gpe_xrupt_list); 81 82 acpi_status 83 acpi_ev_update_gpe_enable_mask(struct acpi_gpe_event_info *gpe_event_info); 84 85 acpi_status acpi_ev_enable_gpe(struct acpi_gpe_event_info *gpe_event_info); 86 87 acpi_status acpi_ev_add_gpe_reference(struct acpi_gpe_event_info *gpe_event_info); 88 89 acpi_status acpi_ev_remove_gpe_reference(struct acpi_gpe_event_info *gpe_event_info); 90 91 struct acpi_gpe_event_info *acpi_ev_get_gpe_event_info(acpi_handle gpe_device, 92 u32 gpe_number); 93 94 struct acpi_gpe_event_info *acpi_ev_low_get_gpe_info(u32 gpe_number, 95 struct acpi_gpe_block_info 96 *gpe_block); 97 98 acpi_status acpi_ev_finish_gpe(struct acpi_gpe_event_info *gpe_event_info); 99 100 /* 101 * evgpeblk - Upper-level GPE block support 102 */ 103 acpi_status 104 acpi_ev_create_gpe_block(struct acpi_namespace_node *gpe_device, 105 struct acpi_generic_address *gpe_block_address, 106 u32 register_count, 107 u8 gpe_block_base_number, 108 u32 interrupt_number, 109 struct acpi_gpe_block_info **return_gpe_block); 110 111 acpi_status 112 acpi_ev_initialize_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info, 113 struct acpi_gpe_block_info *gpe_block, 114 void *context); 115 116 ACPI_HW_DEPENDENT_RETURN_OK(acpi_status 117 acpi_ev_delete_gpe_block(struct acpi_gpe_block_info 118 *gpe_block)) 119 120 u32 121 acpi_ev_gpe_dispatch(struct acpi_namespace_node *gpe_device, 122 struct acpi_gpe_event_info *gpe_event_info, 123 u32 gpe_number); 124 125 /* 126 * evgpeinit - GPE initialization and update 127 */ 128 acpi_status acpi_ev_gpe_initialize(void); 129 130 ACPI_HW_DEPENDENT_RETURN_VOID(void 131 acpi_ev_update_gpes(acpi_owner_id table_owner_id)) 132 133 acpi_status 134 acpi_ev_match_gpe_method(acpi_handle obj_handle, 135 u32 level, void *context, void **return_value); 136 137 /* 138 * evgpeutil - GPE utilities 139 */ 140 acpi_status 141 acpi_ev_walk_gpe_list(acpi_gpe_callback gpe_walk_callback, void *context); 142 143 u8 acpi_ev_valid_gpe_event(struct acpi_gpe_event_info *gpe_event_info); 144 145 acpi_status 146 acpi_ev_get_gpe_device(struct acpi_gpe_xrupt_info *gpe_xrupt_info, 147 struct acpi_gpe_block_info *gpe_block, void *context); 148 149 struct acpi_gpe_xrupt_info *acpi_ev_get_gpe_xrupt_block(u32 interrupt_number); 150 151 acpi_status acpi_ev_delete_gpe_xrupt(struct acpi_gpe_xrupt_info *gpe_xrupt); 152 153 acpi_status 154 acpi_ev_delete_gpe_handlers(struct acpi_gpe_xrupt_info *gpe_xrupt_info, 155 struct acpi_gpe_block_info *gpe_block, 156 void *context); 157 158 /* 159 * evregion - Address Space handling 160 */ 161 acpi_status acpi_ev_install_region_handlers(void); 162 163 acpi_status acpi_ev_initialize_op_regions(void); 164 165 acpi_status 166 acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, 167 union acpi_operand_object *field_obj, 168 u32 function, 169 u32 region_offset, u32 bit_width, u64 *value); 170 171 acpi_status 172 acpi_ev_attach_region(union acpi_operand_object *handler_obj, 173 union acpi_operand_object *region_obj, 174 u8 acpi_ns_is_locked); 175 176 void 177 acpi_ev_detach_region(union acpi_operand_object *region_obj, 178 u8 acpi_ns_is_locked); 179 180 acpi_status 181 acpi_ev_install_space_handler(struct acpi_namespace_node *node, 182 acpi_adr_space_type space_id, 183 acpi_adr_space_handler handler, 184 acpi_adr_space_setup setup, void *context); 185 186 acpi_status 187 acpi_ev_execute_reg_methods(struct acpi_namespace_node *node, 188 acpi_adr_space_type space_id); 189 190 acpi_status 191 acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function); 192 193 /* 194 * evregini - Region initialization and setup 195 */ 196 acpi_status 197 acpi_ev_system_memory_region_setup(acpi_handle handle, 198 u32 function, 199 void *handler_context, 200 void **region_context); 201 202 acpi_status 203 acpi_ev_io_space_region_setup(acpi_handle handle, 204 u32 function, 205 void *handler_context, void **region_context); 206 207 acpi_status 208 acpi_ev_pci_config_region_setup(acpi_handle handle, 209 u32 function, 210 void *handler_context, void **region_context); 211 212 acpi_status 213 acpi_ev_cmos_region_setup(acpi_handle handle, 214 u32 function, 215 void *handler_context, void **region_context); 216 217 acpi_status 218 acpi_ev_pci_bar_region_setup(acpi_handle handle, 219 u32 function, 220 void *handler_context, void **region_context); 221 222 acpi_status 223 acpi_ev_default_region_setup(acpi_handle handle, 224 u32 function, 225 void *handler_context, void **region_context); 226 227 acpi_status 228 acpi_ev_initialize_region(union acpi_operand_object *region_obj, 229 u8 acpi_ns_locked); 230 231 /* 232 * evsci - SCI (System Control Interrupt) handling/dispatch 233 */ 234 u32 ACPI_SYSTEM_XFACE acpi_ev_gpe_xrupt_handler(void *context); 235 236 u32 acpi_ev_install_sci_handler(void); 237 238 acpi_status acpi_ev_remove_sci_handler(void); 239 240 u32 acpi_ev_initialize_sCI(u32 program_sCI); 241 242 ACPI_HW_DEPENDENT_RETURN_VOID(void acpi_ev_terminate(void)) 243 #endif /* __ACEVENTS_H__ */ 244