include/acpi/acevents.h

   1 /******************************************************************************
   2  *
   3  * Name: acevents.h - Event subcomponent prototypes and defines
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2005, 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 /*
  49  * evevent
  50  */
  51 acpi_status
  52 acpi_ev_initialize_events (
  53         void);
  54
  55 acpi_status
  56 acpi_ev_install_xrupt_handlers (
  57         void);
  58
  59 u32
  60 acpi_ev_fixed_event_detect (
  61         void);
  62
  63
  64 /*
  65  * evmisc
  66  */
  67 u8
  68 acpi_ev_is_notify_object (
  69         struct acpi_namespace_node      *node);
  70
  71 acpi_status
  72 acpi_ev_acquire_global_lock(
  73         u16                             timeout);
  74
  75 acpi_status
  76 acpi_ev_release_global_lock(
  77         void);
  78
  79 acpi_status
  80 acpi_ev_init_global_lock_handler (
  81         void);
  82
  83 u32
  84 acpi_ev_get_gpe_number_index (
  85         u32                             gpe_number);
  86
  87 acpi_status
  88 acpi_ev_queue_notify_request (
  89         struct acpi_namespace_node      *node,
  90         u32                             notify_value);
  91
  92
  93 /*
  94  * evgpe - GPE handling and dispatch
  95  */
  96 acpi_status
  97 acpi_ev_update_gpe_enable_masks (
  98         struct acpi_gpe_event_info      *gpe_event_info,
  99         u8                              type);
 100
 101 acpi_status
 102 acpi_ev_enable_gpe (
 103         struct acpi_gpe_event_info      *gpe_event_info,
 104         u8                              write_to_hardware);
 105
 106 acpi_status
 107 acpi_ev_disable_gpe (
 108         struct acpi_gpe_event_info      *gpe_event_info);
 109
 110 struct acpi_gpe_event_info *
 111 acpi_ev_get_gpe_event_info (
 112         acpi_handle                     gpe_device,
 113         u32                             gpe_number);
 114
 115
 116 /*
 117  * evgpeblk
 118  */
 119 u8
 120 acpi_ev_valid_gpe_event (
 121         struct acpi_gpe_event_info      *gpe_event_info);
 122
 123 acpi_status
 124 acpi_ev_walk_gpe_list (
 125         ACPI_GPE_CALLBACK       gpe_walk_callback,
 126         u32                             flags);
 127
 128 acpi_status
 129 acpi_ev_delete_gpe_handlers (
 130         struct acpi_gpe_xrupt_info      *gpe_xrupt_info,
 131         struct acpi_gpe_block_info      *gpe_block);
 132
 133 acpi_status
 134 acpi_ev_create_gpe_block (
 135         struct acpi_namespace_node      *gpe_device,
 136         struct acpi_generic_address     *gpe_block_address,
 137         u32                             register_count,
 138         u8                              gpe_block_base_number,
 139         u32                             interrupt_level,
 140         struct acpi_gpe_block_info      **return_gpe_block);
 141
 142 acpi_status
 143 acpi_ev_delete_gpe_block (
 144         struct acpi_gpe_block_info      *gpe_block);
 145
 146 u32
 147 acpi_ev_gpe_dispatch (
 148         struct acpi_gpe_event_info      *gpe_event_info,
 149         u32                             gpe_number);
 150
 151 u32
 152 acpi_ev_gpe_detect (
 153         struct acpi_gpe_xrupt_info      *gpe_xrupt_list);
 154
 155 acpi_status
 156 acpi_ev_set_gpe_type (
 157         struct acpi_gpe_event_info      *gpe_event_info,
 158         u8                              type);
 159
 160 acpi_status
 161 acpi_ev_check_for_wake_only_gpe (
 162         struct acpi_gpe_event_info      *gpe_event_info);
 163
 164 acpi_status
 165 acpi_ev_gpe_initialize (
 166         void);
 167
 168
 169 /*
 170  * evregion - Address Space handling
 171  */
 172 acpi_status
 173 acpi_ev_install_region_handlers (
 174         void);
 175
 176 acpi_status
 177 acpi_ev_initialize_op_regions (
 178         void);
 179
 180 acpi_status
 181 acpi_ev_address_space_dispatch (
 182         union acpi_operand_object      *region_obj,
 183         u32                             function,
 184         acpi_physical_address           address,
 185         u32                             bit_width,
 186         void                            *value);
 187
 188 acpi_status
 189 acpi_ev_attach_region (
 190         union acpi_operand_object       *handler_obj,
 191         union acpi_operand_object       *region_obj,
 192         u8                              acpi_ns_is_locked);
 193
 194 void
 195 acpi_ev_detach_region (
 196         union acpi_operand_object      *region_obj,
 197         u8                              acpi_ns_is_locked);
 198
 199 acpi_status
 200 acpi_ev_install_space_handler (
 201         struct acpi_namespace_node      *node,
 202         acpi_adr_space_type             space_id,
 203         acpi_adr_space_handler          handler,
 204         acpi_adr_space_setup            setup,
 205         void                            *context);
 206
 207 acpi_status
 208 acpi_ev_execute_reg_methods (
 209         struct acpi_namespace_node      *node,
 210         acpi_adr_space_type             space_id);
 211
 212 acpi_status
 213 acpi_ev_execute_reg_method (
 214         union acpi_operand_object      *region_obj,
 215         u32                             function);
 216
 217
 218 /*
 219  * evregini - Region initialization and setup
 220  */
 221 acpi_status
 222 acpi_ev_system_memory_region_setup (
 223         acpi_handle                     handle,
 224         u32                             function,
 225         void                            *handler_context,
 226         void                            **region_context);
 227
 228 acpi_status
 229 acpi_ev_io_space_region_setup (
 230         acpi_handle                     handle,
 231         u32                             function,
 232         void                            *handler_context,
 233         void                            **region_context);
 234
 235 acpi_status
 236 acpi_ev_pci_config_region_setup (
 237         acpi_handle                     handle,
 238         u32                             function,
 239         void                            *handler_context,
 240         void                            **region_context);
 241
 242 acpi_status
 243 acpi_ev_cmos_region_setup (
 244         acpi_handle                     handle,
 245         u32                             function,
 246         void                            *handler_context,
 247         void                            **region_context);
 248
 249 acpi_status
 250 acpi_ev_pci_bar_region_setup (
 251         acpi_handle                     handle,
 252         u32                             function,
 253         void                            *handler_context,
 254         void                            **region_context);
 255
 256 acpi_status
 257 acpi_ev_default_region_setup (
 258         acpi_handle                     handle,
 259         u32                             function,
 260         void                            *handler_context,
 261         void                            **region_context);
 262
 263 acpi_status
 264 acpi_ev_initialize_region (
 265         union acpi_operand_object       *region_obj,
 266         u8                              acpi_ns_locked);
 267
 268
 269 /*
 270  * evsci - SCI (System Control Interrupt) handling/dispatch
 271  */
 272 u32 ACPI_SYSTEM_XFACE
 273 acpi_ev_gpe_xrupt_handler (
 274         void                            *context);
 275
 276 u32
 277 acpi_ev_install_sci_handler (
 278         void);
 279
 280 acpi_status
 281 acpi_ev_remove_sci_handler (
 282         void);
 283
 284 u32
 285 acpi_ev_initialize_sCI (
 286         u32                             program_sCI);
 287
 288 void
 289 acpi_ev_terminate (
 290         void);
 291
 292
 293 #endif  /* __ACEVENTS_H__  */