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247 lines
6.8 KiB
247 lines
6.8 KiB
/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ |
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/****************************************************************************** |
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* |
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* Name: acevents.h - Event subcomponent prototypes and defines |
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* |
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* Copyright (C) 2000 - 2021, Intel Corp. |
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* |
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*****************************************************************************/ |
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#ifndef __ACEVENTS_H__ |
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#define __ACEVENTS_H__ |
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/* |
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* Conditions to trigger post enabling GPE polling: |
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* It is not sufficient to trigger edge-triggered GPE with specific GPE |
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* chips, software need to poll once after enabling. |
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*/ |
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#ifdef ACPI_USE_GPE_POLLING |
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#define ACPI_GPE_IS_POLLING_NEEDED(__gpe__) \ |
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((__gpe__)->runtime_count == 1 && \ |
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(__gpe__)->flags & ACPI_GPE_INITIALIZED && \ |
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((__gpe__)->flags & ACPI_GPE_XRUPT_TYPE_MASK) == ACPI_GPE_EDGE_TRIGGERED) |
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#else |
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#define ACPI_GPE_IS_POLLING_NEEDED(__gpe__) FALSE |
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#endif |
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/* |
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* evevent |
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*/ |
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acpi_status acpi_ev_initialize_events(void); |
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acpi_status acpi_ev_install_xrupt_handlers(void); |
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u32 acpi_ev_fixed_event_detect(void); |
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/* |
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* evmisc |
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*/ |
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u8 acpi_ev_is_notify_object(struct acpi_namespace_node *node); |
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u32 acpi_ev_get_gpe_number_index(u32 gpe_number); |
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acpi_status |
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acpi_ev_queue_notify_request(struct acpi_namespace_node *node, |
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u32 notify_value); |
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/* |
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* evglock - Global Lock support |
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*/ |
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acpi_status acpi_ev_init_global_lock_handler(void); |
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ACPI_HW_DEPENDENT_RETURN_OK(acpi_status |
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acpi_ev_acquire_global_lock(u16 timeout)) |
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ACPI_HW_DEPENDENT_RETURN_OK(acpi_status acpi_ev_release_global_lock(void)) |
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acpi_status acpi_ev_remove_global_lock_handler(void); |
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/* |
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* evgpe - Low-level GPE support |
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*/ |
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u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info *gpe_xrupt_list); |
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acpi_status |
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acpi_ev_update_gpe_enable_mask(struct acpi_gpe_event_info *gpe_event_info); |
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acpi_status acpi_ev_enable_gpe(struct acpi_gpe_event_info *gpe_event_info); |
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acpi_status |
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acpi_ev_mask_gpe(struct acpi_gpe_event_info *gpe_event_info, u8 is_masked); |
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acpi_status |
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acpi_ev_add_gpe_reference(struct acpi_gpe_event_info *gpe_event_info, |
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u8 clear_on_enable); |
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acpi_status |
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acpi_ev_remove_gpe_reference(struct acpi_gpe_event_info *gpe_event_info); |
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struct acpi_gpe_event_info *acpi_ev_get_gpe_event_info(acpi_handle gpe_device, |
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u32 gpe_number); |
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struct acpi_gpe_event_info *acpi_ev_low_get_gpe_info(u32 gpe_number, |
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struct acpi_gpe_block_info |
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*gpe_block); |
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acpi_status acpi_ev_finish_gpe(struct acpi_gpe_event_info *gpe_event_info); |
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u32 |
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acpi_ev_detect_gpe(struct acpi_namespace_node *gpe_device, |
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struct acpi_gpe_event_info *gpe_event_info, u32 gpe_number); |
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/* |
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* evgpeblk - Upper-level GPE block support |
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*/ |
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acpi_status |
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acpi_ev_create_gpe_block(struct acpi_namespace_node *gpe_device, |
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u64 address, |
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u8 space_id, |
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u32 register_count, |
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u16 gpe_block_base_number, |
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u32 interrupt_number, |
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struct acpi_gpe_block_info **return_gpe_block); |
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acpi_status |
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acpi_ev_initialize_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info, |
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struct acpi_gpe_block_info *gpe_block, |
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void *context); |
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ACPI_HW_DEPENDENT_RETURN_OK(acpi_status |
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acpi_ev_delete_gpe_block(struct acpi_gpe_block_info |
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*gpe_block)) |
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u32 |
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acpi_ev_gpe_dispatch(struct acpi_namespace_node *gpe_device, |
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struct acpi_gpe_event_info *gpe_event_info, |
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u32 gpe_number); |
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/* |
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* evgpeinit - GPE initialization and update |
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*/ |
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acpi_status acpi_ev_gpe_initialize(void); |
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ACPI_HW_DEPENDENT_RETURN_VOID(void |
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acpi_ev_update_gpes(acpi_owner_id table_owner_id)) |
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acpi_status |
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acpi_ev_match_gpe_method(acpi_handle obj_handle, |
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u32 level, void *context, void **return_value); |
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/* |
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* evgpeutil - GPE utilities |
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*/ |
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acpi_status |
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acpi_ev_walk_gpe_list(acpi_gpe_callback gpe_walk_callback, void *context); |
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acpi_status |
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acpi_ev_get_gpe_device(struct acpi_gpe_xrupt_info *gpe_xrupt_info, |
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struct acpi_gpe_block_info *gpe_block, void *context); |
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acpi_status |
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acpi_ev_get_gpe_xrupt_block(u32 interrupt_number, |
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struct acpi_gpe_xrupt_info **gpe_xrupt_block); |
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acpi_status acpi_ev_delete_gpe_xrupt(struct acpi_gpe_xrupt_info *gpe_xrupt); |
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acpi_status |
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acpi_ev_delete_gpe_handlers(struct acpi_gpe_xrupt_info *gpe_xrupt_info, |
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struct acpi_gpe_block_info *gpe_block, |
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void *context); |
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/* |
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* evhandler - Address space handling |
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*/ |
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union acpi_operand_object *acpi_ev_find_region_handler(acpi_adr_space_type |
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space_id, |
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union acpi_operand_object |
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*handler_obj); |
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u8 |
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acpi_ev_has_default_handler(struct acpi_namespace_node *node, |
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acpi_adr_space_type space_id); |
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acpi_status acpi_ev_install_region_handlers(void); |
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acpi_status |
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acpi_ev_install_space_handler(struct acpi_namespace_node *node, |
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acpi_adr_space_type space_id, |
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acpi_adr_space_handler handler, |
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acpi_adr_space_setup setup, void *context); |
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/* |
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* evregion - Operation region support |
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*/ |
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acpi_status acpi_ev_initialize_op_regions(void); |
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acpi_status |
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acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, |
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union acpi_operand_object *field_obj, |
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u32 function, |
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u32 region_offset, u32 bit_width, u64 *value); |
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acpi_status |
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acpi_ev_attach_region(union acpi_operand_object *handler_obj, |
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union acpi_operand_object *region_obj, |
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u8 acpi_ns_is_locked); |
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void |
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acpi_ev_detach_region(union acpi_operand_object *region_obj, |
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u8 acpi_ns_is_locked); |
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void |
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acpi_ev_execute_reg_methods(struct acpi_namespace_node *node, |
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acpi_adr_space_type space_id, u32 function); |
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acpi_status |
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acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function); |
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/* |
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* evregini - Region initialization and setup |
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*/ |
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acpi_status |
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acpi_ev_system_memory_region_setup(acpi_handle handle, |
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u32 function, |
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void *handler_context, |
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void **region_context); |
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acpi_status |
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acpi_ev_io_space_region_setup(acpi_handle handle, |
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u32 function, |
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void *handler_context, void **region_context); |
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acpi_status |
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acpi_ev_pci_config_region_setup(acpi_handle handle, |
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u32 function, |
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void *handler_context, void **region_context); |
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acpi_status |
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acpi_ev_cmos_region_setup(acpi_handle handle, |
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u32 function, |
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void *handler_context, void **region_context); |
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acpi_status |
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acpi_ev_pci_bar_region_setup(acpi_handle handle, |
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u32 function, |
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void *handler_context, void **region_context); |
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acpi_status |
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acpi_ev_default_region_setup(acpi_handle handle, |
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u32 function, |
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void *handler_context, void **region_context); |
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acpi_status acpi_ev_initialize_region(union acpi_operand_object *region_obj); |
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u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node); |
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/* |
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* evsci - SCI (System Control Interrupt) handling/dispatch |
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*/ |
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u32 ACPI_SYSTEM_XFACE acpi_ev_gpe_xrupt_handler(void *context); |
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u32 acpi_ev_sci_dispatch(void); |
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u32 acpi_ev_install_sci_handler(void); |
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acpi_status acpi_ev_remove_all_sci_handlers(void); |
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ACPI_HW_DEPENDENT_RETURN_VOID(void acpi_ev_terminate(void)) |
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#endif /* __ACEVENTS_H__ */
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