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