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 */ 50acpi_status acpi_ev_initialize_events(void); 51 52acpi_status acpi_ev_install_xrupt_handlers(void); 53 54acpi_status acpi_ev_install_fadt_gpes(void); 55 56u32 acpi_ev_fixed_event_detect(void); 57 58/* 59 * evmisc 60 */ 61u8 acpi_ev_is_notify_object(struct acpi_namespace_node *node); 62 63acpi_status acpi_ev_acquire_global_lock(u16 timeout); 64 65acpi_status acpi_ev_release_global_lock(void); 66 67acpi_status acpi_ev_init_global_lock_handler(void); 68 69u32 acpi_ev_get_gpe_number_index(u32 gpe_number); 70 71acpi_status 72acpi_ev_queue_notify_request(struct acpi_namespace_node *node, 73 u32 notify_value); 74 75/* 76 * evgpe - GPE handling and dispatch 77 */ 78acpi_status 79acpi_ev_update_gpe_enable_masks(struct acpi_gpe_event_info *gpe_event_info, 80 u8 type); 81 82acpi_status 83acpi_ev_enable_gpe(struct acpi_gpe_event_info *gpe_event_info, 84 u8 write_to_hardware); 85 86acpi_status acpi_ev_disable_gpe(struct acpi_gpe_event_info *gpe_event_info); 87 88struct acpi_gpe_event_info *acpi_ev_get_gpe_event_info(acpi_handle gpe_device, 89 u32 gpe_number); 90 91/* 92 * evgpeblk 93 */ 94u8 acpi_ev_valid_gpe_event(struct acpi_gpe_event_info *gpe_event_info); 95 96acpi_status acpi_ev_walk_gpe_list(acpi_gpe_callback gpe_walk_callback); 97 98acpi_status 99acpi_ev_delete_gpe_handlers(struct acpi_gpe_xrupt_info *gpe_xrupt_info, 100 struct acpi_gpe_block_info *gpe_block); 101 102acpi_status 103acpi_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 110acpi_status 111acpi_ev_initialize_gpe_block(struct acpi_namespace_node *gpe_device, 112 struct acpi_gpe_block_info *gpe_block); 113 114acpi_status acpi_ev_delete_gpe_block(struct acpi_gpe_block_info *gpe_block); 115 116u32 117acpi_ev_gpe_dispatch(struct acpi_gpe_event_info *gpe_event_info, 118 u32 gpe_number); 119 120u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info *gpe_xrupt_list); 121 122acpi_status 123acpi_ev_set_gpe_type(struct acpi_gpe_event_info *gpe_event_info, u8 type); 124 125acpi_status 126acpi_ev_check_for_wake_only_gpe(struct acpi_gpe_event_info *gpe_event_info); 127 128acpi_status acpi_ev_gpe_initialize(void); 129 130/* 131 * evregion - Address Space handling 132 */ 133acpi_status acpi_ev_install_region_handlers(void); 134 135acpi_status acpi_ev_initialize_op_regions(void); 136 137acpi_status 138acpi_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 143acpi_status 144acpi_ev_attach_region(union acpi_operand_object *handler_obj, 145 union acpi_operand_object *region_obj, 146 u8 acpi_ns_is_locked); 147 148void 149acpi_ev_detach_region(union acpi_operand_object *region_obj, 150 u8 acpi_ns_is_locked); 151 152acpi_status 153acpi_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 158acpi_status 159acpi_ev_execute_reg_methods(struct acpi_namespace_node *node, 160 acpi_adr_space_type space_id); 161 162acpi_status 163acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function); 164 165/* 166 * evregini - Region initialization and setup 167 */ 168acpi_status 169acpi_ev_system_memory_region_setup(acpi_handle handle, 170 u32 function, 171 void *handler_context, 172 void **region_context); 173 174acpi_status 175acpi_ev_io_space_region_setup(acpi_handle handle, 176 u32 function, 177 void *handler_context, void **region_context); 178 179acpi_status 180acpi_ev_pci_config_region_setup(acpi_handle handle, 181 u32 function, 182 void *handler_context, void **region_context); 183 184acpi_status 185acpi_ev_cmos_region_setup(acpi_handle handle, 186 u32 function, 187 void *handler_context, void **region_context); 188 189acpi_status 190acpi_ev_pci_bar_region_setup(acpi_handle handle, 191 u32 function, 192 void *handler_context, void **region_context); 193 194acpi_status 195acpi_ev_default_region_setup(acpi_handle handle, 196 u32 function, 197 void *handler_context, void **region_context); 198 199acpi_status 200acpi_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 */ 206u32 ACPI_SYSTEM_XFACE acpi_ev_gpe_xrupt_handler(void *context); 207 208u32 acpi_ev_install_sci_handler(void); 209 210acpi_status acpi_ev_remove_sci_handler(void); 211 212u32 acpi_ev_initialize_sCI(u32 program_sCI); 213 214void acpi_ev_terminate(void); 215 216#endif /* __ACEVENTS_H__ */ 217