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   1
   2 /******************************************************************************
   3  *
   4  * Name: acpixf.h - External interfaces to the ACPI subsystem
   5  *
   6  *****************************************************************************/
   7
   8 /*
   9  * Copyright (C) 2000 - 2006, R. Byron Moore
  10  * All rights reserved.
  11  *
  12  * Redistribution and use in source and binary forms, with or without
  13  * modification, are permitted provided that the following conditions
  14  * are met:
  15  * 1. Redistributions of source code must retain the above copyright
  16  *    notice, this list of conditions, and the following disclaimer,
  17  *    without modification.
  18  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  19  *    substantially similar to the "NO WARRANTY" disclaimer below
  20  *    ("Disclaimer") and any redistribution must be conditioned upon
  21  *    including a substantially similar Disclaimer requirement for further
  22  *    binary redistribution.
  23  * 3. Neither the names of the above-listed copyright holders nor the names
  24  *    of any contributors may be used to endorse or promote products derived
  25  *    from this software without specific prior written permission.
  26  *
  27  * Alternatively, this software may be distributed under the terms of the
  28  * GNU General Public License ("GPL") version 2 as published by the Free
  29  * Software Foundation.
  30  *
  31  * NO WARRANTY
  32  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  33  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  34  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  35  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  36  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  37  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  38  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  39  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  40  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  41  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  42  * POSSIBILITY OF SUCH DAMAGES.
  43  */
  44
  45 #ifndef __ACXFACE_H__
  46 #define __ACXFACE_H__
  47
  48 #include "actypes.h"
  49 #include "actbl.h"
  50
  51 /*
  52  * Global interfaces
  53  */
  54 acpi_status acpi_initialize_subsystem(void);
  55
  56 acpi_status acpi_enable_subsystem(u32 flags);
  57
  58 acpi_status acpi_initialize_objects(u32 flags);
  59
  60 acpi_status acpi_terminate(void);
  61
  62 #ifdef ACPI_FUTURE_USAGE
  63 acpi_status acpi_subsystem_status(void);
  64 #endif
  65
  66 acpi_status acpi_enable(void);
  67
  68 acpi_status acpi_disable(void);
  69
  70 #ifdef ACPI_FUTURE_USAGE
  71 acpi_status acpi_get_system_info(struct acpi_buffer *ret_buffer);
  72 #endif
  73
  74 const char *acpi_format_exception(acpi_status exception);
  75
  76 acpi_status acpi_purge_cached_objects(void);
  77
  78 #ifdef ACPI_FUTURE_USAGE
  79 acpi_status
  80 acpi_install_initialization_handler(acpi_init_handler handler, u32 function);
  81 #endif
  82
  83 /*
  84  * ACPI Memory managment
  85  */
  86 void *acpi_allocate(u32 size);
  87
  88 void *acpi_callocate(u32 size);
  89
  90 void acpi_free(void *address);
  91
  92 /*
  93  * ACPI table manipulation interfaces
  94  */
  95 acpi_status
  96 acpi_find_root_pointer(u32 flags, struct acpi_pointer *rsdp_address);
  97
  98 acpi_status acpi_load_tables(void);
  99
 100 #ifdef ACPI_FUTURE_USAGE
 101 acpi_status acpi_load_table(struct acpi_table_header *table_ptr);
 102
 103 acpi_status acpi_unload_table(acpi_table_type table_type);
 104
 105 acpi_status
 106 acpi_get_table_header(acpi_table_type table_type,
 107                       u32 instance, struct acpi_table_header *out_table_header);
 108 #endif                          /*  ACPI_FUTURE_USAGE  */
 109
 110 acpi_status
 111 acpi_get_table(acpi_table_type table_type,
 112                u32 instance, struct acpi_buffer *ret_buffer);
 113
 114 acpi_status
 115 acpi_get_firmware_table(acpi_string signature,
 116                         u32 instance,
 117                         u32 flags, struct acpi_table_header **table_pointer);
 118
 119 /*
 120  * Namespace and name interfaces
 121  */
 122 acpi_status
 123 acpi_walk_namespace(acpi_object_type type,
 124                     acpi_handle start_object,
 125                     u32 max_depth,
 126                     acpi_walk_callback user_function,
 127                     void *context, void **return_value);
 128
 129 acpi_status
 130 acpi_get_devices(char *HID,
 131                  acpi_walk_callback user_function,
 132                  void *context, void **return_value);
 133
 134 acpi_status
 135 acpi_get_name(acpi_handle handle,
 136               u32 name_type, struct acpi_buffer *ret_path_ptr);
 137
 138 acpi_status
 139 acpi_get_handle(acpi_handle parent,
 140                 acpi_string pathname, acpi_handle * ret_handle);
 141
 142 acpi_status
 143 acpi_attach_data(acpi_handle obj_handle,
 144                  acpi_object_handler handler, void *data);
 145
 146 acpi_status
 147 acpi_detach_data(acpi_handle obj_handle, acpi_object_handler handler);
 148
 149 acpi_status
 150 acpi_get_data(acpi_handle obj_handle, acpi_object_handler handler, void **data);
 151
 152 acpi_status
 153 acpi_debug_trace(char *name, u32 debug_level, u32 debug_layer, u32 flags);
 154
 155 /*
 156  * Object manipulation and enumeration
 157  */
 158 acpi_status
 159 acpi_evaluate_object(acpi_handle object,
 160                      acpi_string pathname,
 161                      struct acpi_object_list *parameter_objects,
 162                      struct acpi_buffer *return_object_buffer);
 163
 164 #ifdef ACPI_FUTURE_USAGE
 165 acpi_status
 166 acpi_evaluate_object_typed(acpi_handle object,
 167                            acpi_string pathname,
 168                            struct acpi_object_list *external_params,
 169                            struct acpi_buffer *return_buffer,
 170                            acpi_object_type return_type);
 171 #endif
 172
 173 acpi_status
 174 acpi_get_object_info(acpi_handle handle, struct acpi_buffer *return_buffer);
 175
 176 acpi_status
 177 acpi_get_next_object(acpi_object_type type,
 178                      acpi_handle parent,
 179                      acpi_handle child, acpi_handle * out_handle);
 180
 181 acpi_status acpi_get_type(acpi_handle object, acpi_object_type * out_type);
 182
 183 acpi_status acpi_get_parent(acpi_handle object, acpi_handle * out_handle);
 184
 185 /*
 186  * Event handler interfaces
 187  */
 188 acpi_status
 189 acpi_install_fixed_event_handler(u32 acpi_event,
 190                                  acpi_event_handler handler, void *context);
 191
 192 acpi_status
 193 acpi_remove_fixed_event_handler(u32 acpi_event, acpi_event_handler handler);
 194
 195 acpi_status
 196 acpi_install_notify_handler(acpi_handle device,
 197                             u32 handler_type,
 198                             acpi_notify_handler handler, void *context);
 199
 200 acpi_status
 201 acpi_remove_notify_handler(acpi_handle device,
 202                            u32 handler_type, acpi_notify_handler handler);
 203
 204 acpi_status
 205 acpi_install_address_space_handler(acpi_handle device,
 206                                    acpi_adr_space_type space_id,
 207                                    acpi_adr_space_handler handler,
 208                                    acpi_adr_space_setup setup, void *context);
 209
 210 acpi_status
 211 acpi_remove_address_space_handler(acpi_handle device,
 212                                   acpi_adr_space_type space_id,
 213                                   acpi_adr_space_handler handler);
 214
 215 acpi_status
 216 acpi_install_gpe_handler(acpi_handle gpe_device,
 217                          u32 gpe_number,
 218                          u32 type, acpi_event_handler address, void *context);
 219
 220 #ifdef ACPI_FUTURE_USAGE
 221 acpi_status acpi_install_exception_handler(acpi_exception_handler handler);
 222 #endif
 223
 224 /*
 225  * Event interfaces
 226  */
 227 acpi_status acpi_acquire_global_lock(u16 timeout, u32 * handle);
 228
 229 acpi_status acpi_release_global_lock(u32 handle);
 230
 231 acpi_status
 232 acpi_remove_gpe_handler(acpi_handle gpe_device,
 233                         u32 gpe_number, acpi_event_handler address);
 234
 235 acpi_status acpi_enable_event(u32 event, u32 flags);
 236
 237 acpi_status acpi_disable_event(u32 event, u32 flags);
 238
 239 acpi_status acpi_clear_event(u32 event);
 240
 241 #ifdef ACPI_FUTURE_USAGE
 242 acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status);
 243 #endif                          /*  ACPI_FUTURE_USAGE  */
 244
 245 acpi_status acpi_set_gpe_type(acpi_handle gpe_device, u32 gpe_number, u8 type);
 246
 247 acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags);
 248
 249 acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags);
 250
 251 acpi_status acpi_clear_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags);
 252
 253 #ifdef ACPI_FUTURE_USAGE
 254 acpi_status
 255 acpi_get_gpe_status(acpi_handle gpe_device,
 256                     u32 gpe_number,
 257                     u32 flags, acpi_event_status * event_status);
 258 #endif                          /*  ACPI_FUTURE_USAGE  */
 259
 260 acpi_status
 261 acpi_install_gpe_block(acpi_handle gpe_device,
 262                        struct acpi_generic_address *gpe_block_address,
 263                        u32 register_count, u32 interrupt_number);
 264
 265 acpi_status acpi_remove_gpe_block(acpi_handle gpe_device);
 266
 267 /*
 268  * Resource interfaces
 269  */
 270 typedef
 271 acpi_status(*ACPI_WALK_RESOURCE_CALLBACK) (struct acpi_resource * resource,
 272                                            void *context);
 273
 274 acpi_status
 275 acpi_get_vendor_resource(acpi_handle device_handle,
 276                          char *name,
 277                          struct acpi_vendor_uuid *uuid,
 278                          struct acpi_buffer *ret_buffer);
 279
 280 acpi_status
 281 acpi_get_current_resources(acpi_handle device_handle,
 282                            struct acpi_buffer *ret_buffer);
 283
 284 #ifdef ACPI_FUTURE_USAGE
 285 acpi_status
 286 acpi_get_possible_resources(acpi_handle device_handle,
 287                             struct acpi_buffer *ret_buffer);
 288 #endif
 289
 290 acpi_status
 291 acpi_walk_resources(acpi_handle device_handle,
 292                     char *name,
 293                     ACPI_WALK_RESOURCE_CALLBACK user_function, void *context);
 294
 295 acpi_status
 296 acpi_set_current_resources(acpi_handle device_handle,
 297                            struct acpi_buffer *in_buffer);
 298
 299 acpi_status
 300 acpi_get_irq_routing_table(acpi_handle bus_device_handle,
 301                            struct acpi_buffer *ret_buffer);
 302
 303 acpi_status
 304 acpi_resource_to_address64(struct acpi_resource *resource,
 305                            struct acpi_resource_address64 *out);
 306
 307 /*
 308  * Hardware (ACPI device) interfaces
 309  */
 310 acpi_status acpi_get_register(u32 register_id, u32 * return_value, u32 flags);
 311
 312 acpi_status acpi_set_register(u32 register_id, u32 value, u32 flags);
 313
 314 acpi_status
 315 acpi_set_firmware_waking_vector(acpi_physical_address physical_address);
 316
 317 #ifdef ACPI_FUTURE_USAGE
 318 acpi_status
 319 acpi_get_firmware_waking_vector(acpi_physical_address * physical_address);
 320 #endif
 321
 322 acpi_status
 323 acpi_get_sleep_type_data(u8 sleep_state, u8 * slp_typ_a, u8 * slp_typ_b);
 324
 325 acpi_status acpi_enter_sleep_state_prep(u8 sleep_state);
 326
 327 acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state);
 328
 329 acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void);
 330
 331 acpi_status acpi_leave_sleep_state(u8 sleep_state);
 332
 333 #endif                          /* __ACXFACE_H__ */