include/acpi/acpixf.h

   1
   2 /******************************************************************************
   3  *
   4  * Name: acpixf.h - External interfaces to the ACPI subsystem
   5  *
   6  *****************************************************************************/
   7
   8 /*
   9  * Copyright (C) 2000 - 2010, Intel Corp.
  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 /* Current ACPICA subsystem version in YYYYMMDD format */
  49
  50 #define ACPI_CA_VERSION                 0x20100304
  51
  52 #include "actypes.h"
  53 #include "actbl.h"
  54
  55 extern u8 acpi_gbl_permanent_mmap;
  56
  57 /*
  58  * Globals that are publically available, allowing for
  59  * run time configuration
  60  */
  61 extern u32 acpi_dbg_level;
  62 extern u32 acpi_dbg_layer;
  63 extern u8 acpi_gbl_enable_interpreter_slack;
  64 extern u8 acpi_gbl_all_methods_serialized;
  65 extern u8 acpi_gbl_create_osi_method;
  66 extern u8 acpi_gbl_leave_wake_gpes_disabled;
  67 extern u8 acpi_gbl_use_default_register_widths;
  68 extern acpi_name acpi_gbl_trace_method_name;
  69 extern u32 acpi_gbl_trace_flags;
  70 extern u8 acpi_gbl_enable_aml_debug_object;
  71 extern u8 acpi_gbl_copy_dsdt_locally;
  72
  73 extern u32 acpi_current_gpe_count;
  74 extern struct acpi_table_fadt acpi_gbl_FADT;
  75
  76 extern u32 acpi_rsdt_forced;
  77 /*
  78  * Global interfaces
  79  */
  80 acpi_status
  81 acpi_initialize_tables(struct acpi_table_desc *initial_storage,
  82                        u32 initial_table_count, u8 allow_resize);
  83
  84 acpi_status __init acpi_initialize_subsystem(void);
  85
  86 acpi_status acpi_enable_subsystem(u32 flags);
  87
  88 acpi_status acpi_initialize_objects(u32 flags);
  89
  90 acpi_status acpi_terminate(void);
  91
  92 #ifdef ACPI_FUTURE_USAGE
  93 acpi_status acpi_subsystem_status(void);
  94 #endif
  95
  96 acpi_status acpi_enable(void);
  97
  98 acpi_status acpi_disable(void);
  99
 100 #ifdef ACPI_FUTURE_USAGE
 101 acpi_status acpi_get_system_info(struct acpi_buffer *ret_buffer);
 102 #endif
 103
 104 const char *acpi_format_exception(acpi_status exception);
 105
 106 acpi_status acpi_purge_cached_objects(void);
 107
 108 /*
 109  * ACPI Memory management
 110  */
 111 void *acpi_allocate(u32 size);
 112
 113 void *acpi_callocate(u32 size);
 114
 115 void acpi_free(void *address);
 116
 117 /*
 118  * ACPI table manipulation interfaces
 119  */
 120 acpi_status acpi_reallocate_root_table(void);
 121
 122 acpi_status acpi_find_root_pointer(acpi_size *rsdp_address);
 123
 124 acpi_status acpi_load_tables(void);
 125
 126 acpi_status acpi_load_table(struct acpi_table_header *table_ptr);
 127
 128 acpi_status acpi_unload_table_id(acpi_owner_id id);
 129
 130 acpi_status
 131 acpi_get_table_header(acpi_string signature,
 132                       u32 instance,
 133                       struct acpi_table_header *out_table_header);
 134
 135 acpi_status
 136 acpi_get_table_with_size(acpi_string signature,
 137                u32 instance, struct acpi_table_header **out_table,
 138                acpi_size *tbl_size);
 139 acpi_status
 140 acpi_get_table(acpi_string signature,
 141                u32 instance, struct acpi_table_header **out_table);
 142
 143 acpi_status
 144 acpi_get_table_by_index(u32 table_index,
 145                         struct acpi_table_header **out_table);
 146
 147 acpi_status
 148 acpi_install_table_handler(acpi_tbl_handler handler, void *context);
 149
 150 acpi_status acpi_remove_table_handler(acpi_tbl_handler handler);
 151
 152 /*
 153  * Namespace and name interfaces
 154  */
 155 acpi_status
 156 acpi_walk_namespace(acpi_object_type type,
 157                     acpi_handle start_object,
 158                     u32 max_depth,
 159                     acpi_walk_callback pre_order_visit,
 160                     acpi_walk_callback post_order_visit,
 161                     void *context, void **return_value);
 162
 163 acpi_status
 164 acpi_get_devices(const char *HID,
 165                  acpi_walk_callback user_function,
 166                  void *context, void **return_value);
 167
 168 acpi_status
 169 acpi_get_name(acpi_handle handle,
 170               u32 name_type, struct acpi_buffer *ret_path_ptr);
 171
 172 acpi_status
 173 acpi_get_handle(acpi_handle parent,
 174                 acpi_string pathname, acpi_handle * ret_handle);
 175
 176 acpi_status
 177 acpi_attach_data(acpi_handle obj_handle,
 178                  acpi_object_handler handler, void *data);
 179
 180 acpi_status
 181 acpi_detach_data(acpi_handle obj_handle, acpi_object_handler handler);
 182
 183 acpi_status
 184 acpi_get_data(acpi_handle obj_handle, acpi_object_handler handler, void **data);
 185
 186 acpi_status
 187 acpi_debug_trace(char *name, u32 debug_level, u32 debug_layer, u32 flags);
 188
 189 /*
 190  * Object manipulation and enumeration
 191  */
 192 acpi_status
 193 acpi_evaluate_object(acpi_handle object,
 194                      acpi_string pathname,
 195                      struct acpi_object_list *parameter_objects,
 196                      struct acpi_buffer *return_object_buffer);
 197
 198 acpi_status
 199 acpi_evaluate_object_typed(acpi_handle object,
 200                            acpi_string pathname,
 201                            struct acpi_object_list *external_params,
 202                            struct acpi_buffer *return_buffer,
 203                            acpi_object_type return_type);
 204
 205 acpi_status
 206 acpi_get_object_info(acpi_handle handle,
 207                      struct acpi_device_info **return_buffer);
 208
 209 acpi_status acpi_install_method(u8 *buffer);
 210
 211 acpi_status
 212 acpi_get_next_object(acpi_object_type type,
 213                      acpi_handle parent,
 214                      acpi_handle child, acpi_handle * out_handle);
 215
 216 acpi_status acpi_get_type(acpi_handle object, acpi_object_type * out_type);
 217
 218 acpi_status acpi_get_id(acpi_handle object, acpi_owner_id * out_type);
 219
 220 acpi_status acpi_get_parent(acpi_handle object, acpi_handle * out_handle);
 221
 222 /*
 223  * Handler interfaces
 224  */
 225 acpi_status
 226 acpi_install_initialization_handler(acpi_init_handler handler, u32 function);
 227
 228 acpi_status
 229 acpi_install_fixed_event_handler(u32 acpi_event,
 230                                  acpi_event_handler handler, void *context);
 231
 232 acpi_status
 233 acpi_remove_fixed_event_handler(u32 acpi_event, acpi_event_handler handler);
 234
 235 acpi_status
 236 acpi_install_notify_handler(acpi_handle device,
 237                             u32 handler_type,
 238                             acpi_notify_handler handler, void *context);
 239
 240 acpi_status
 241 acpi_remove_notify_handler(acpi_handle device,
 242                            u32 handler_type, acpi_notify_handler handler);
 243
 244 acpi_status
 245 acpi_install_address_space_handler(acpi_handle device,
 246                                    acpi_adr_space_type space_id,
 247                                    acpi_adr_space_handler handler,
 248                                    acpi_adr_space_setup setup, void *context);
 249
 250 acpi_status
 251 acpi_remove_address_space_handler(acpi_handle device,
 252                                   acpi_adr_space_type space_id,
 253                                   acpi_adr_space_handler handler);
 254
 255 acpi_status
 256 acpi_install_gpe_handler(acpi_handle gpe_device,
 257                          u32 gpe_number,
 258                          u32 type, acpi_event_handler address, void *context);
 259
 260 acpi_status
 261 acpi_remove_gpe_handler(acpi_handle gpe_device,
 262                         u32 gpe_number, acpi_event_handler address);
 263
 264 #ifdef ACPI_FUTURE_USAGE
 265 acpi_status acpi_install_exception_handler(acpi_exception_handler handler);
 266 #endif
 267
 268 /*
 269  * Event interfaces
 270  */
 271 acpi_status acpi_acquire_global_lock(u16 timeout, u32 * handle);
 272
 273 acpi_status acpi_release_global_lock(u32 handle);
 274
 275 acpi_status acpi_enable_event(u32 event, u32 flags);
 276
 277 acpi_status acpi_disable_event(u32 event, u32 flags);
 278
 279 acpi_status acpi_clear_event(u32 event);
 280
 281 acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status);
 282
 283 /*
 284  * GPE Interfaces
 285  */
 286 acpi_status acpi_set_gpe(acpi_handle gpe_device, u32 gpe_number, u8 action);
 287
 288 acpi_status
 289 acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number, u8 gpe_type);
 290
 291 acpi_status
 292 acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number, u8 gpe_type);
 293
 294 acpi_status acpi_clear_gpe(acpi_handle gpe_device, u32 gpe_number);
 295
 296 acpi_status
 297 acpi_get_gpe_status(acpi_handle gpe_device,
 298                     u32 gpe_number, acpi_event_status *event_status);
 299
 300 acpi_status acpi_disable_all_gpes(void);
 301
 302 acpi_status acpi_enable_all_runtime_gpes(void);
 303
 304 acpi_status acpi_get_gpe_device(u32 gpe_index, acpi_handle *gpe_device);
 305
 306 acpi_status
 307 acpi_install_gpe_block(acpi_handle gpe_device,
 308                        struct acpi_generic_address *gpe_block_address,
 309                        u32 register_count, u32 interrupt_number);
 310
 311 acpi_status acpi_remove_gpe_block(acpi_handle gpe_device);
 312
 313 /*
 314  * Resource interfaces
 315  */
 316 typedef
 317 acpi_status(*acpi_walk_resource_callback) (struct acpi_resource * resource,
 318                                            void *context);
 319
 320 acpi_status
 321 acpi_get_vendor_resource(acpi_handle device_handle,
 322                          char *name,
 323                          struct acpi_vendor_uuid *uuid,
 324                          struct acpi_buffer *ret_buffer);
 325
 326 acpi_status
 327 acpi_get_current_resources(acpi_handle device_handle,
 328                            struct acpi_buffer *ret_buffer);
 329
 330 #ifdef ACPI_FUTURE_USAGE
 331 acpi_status
 332 acpi_get_possible_resources(acpi_handle device_handle,
 333                             struct acpi_buffer *ret_buffer);
 334 #endif
 335
 336 acpi_status
 337 acpi_walk_resources(acpi_handle device_handle,
 338                     char *name,
 339                     acpi_walk_resource_callback user_function, void *context);
 340
 341 acpi_status
 342 acpi_set_current_resources(acpi_handle device_handle,
 343                            struct acpi_buffer *in_buffer);
 344
 345 acpi_status
 346 acpi_get_irq_routing_table(acpi_handle bus_device_handle,
 347                            struct acpi_buffer *ret_buffer);
 348
 349 acpi_status
 350 acpi_resource_to_address64(struct acpi_resource *resource,
 351                            struct acpi_resource_address64 *out);
 352
 353 /*
 354  * Hardware (ACPI device) interfaces
 355  */
 356 acpi_status acpi_reset(void);
 357
 358 acpi_status acpi_read_bit_register(u32 register_id, u32 *return_value);
 359
 360 acpi_status acpi_write_bit_register(u32 register_id, u32 value);
 361
 362 acpi_status acpi_set_firmware_waking_vector(u32 physical_address);
 363
 364 #if ACPI_MACHINE_WIDTH == 64
 365 acpi_status acpi_set_firmware_waking_vector64(u64 physical_address);
 366 #endif
 367
 368 acpi_status acpi_read(u64 *value, struct acpi_generic_address *reg);
 369
 370 acpi_status acpi_write(u64 value, struct acpi_generic_address *reg);
 371
 372 acpi_status
 373 acpi_get_sleep_type_data(u8 sleep_state, u8 * slp_typ_a, u8 * slp_typ_b);
 374
 375 acpi_status acpi_enter_sleep_state_prep(u8 sleep_state);
 376
 377 acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state);
 378
 379 acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void);
 380
 381 acpi_status acpi_leave_sleep_state_prep(u8 sleep_state);
 382
 383 acpi_status acpi_leave_sleep_state(u8 sleep_state);
 384
 385 /*
 386  * Error/Warning output
 387  */
 388 void ACPI_INTERNAL_VAR_XFACE
 389 acpi_error(const char *module_name,
 390            u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
 391
 392 void ACPI_INTERNAL_VAR_XFACE
 393 acpi_exception(const char *module_name,
 394                u32 line_number,
 395                acpi_status status, const char *format, ...) ACPI_PRINTF_LIKE(4);
 396
 397 void ACPI_INTERNAL_VAR_XFACE
 398 acpi_warning(const char *module_name,
 399              u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
 400
 401 void ACPI_INTERNAL_VAR_XFACE
 402 acpi_info(const char *module_name,
 403           u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
 404
 405 /*
 406  * Debug output
 407  */
 408 #ifdef ACPI_DEBUG_OUTPUT
 409
 410 void ACPI_INTERNAL_VAR_XFACE
 411 acpi_debug_print(u32 requested_debug_level,
 412                  u32 line_number,
 413                  const char *function_name,
 414                  const char *module_name,
 415                  u32 component_id, const char *format, ...) ACPI_PRINTF_LIKE(6);
 416
 417 void ACPI_INTERNAL_VAR_XFACE
 418 acpi_debug_print_raw(u32 requested_debug_level,
 419                      u32 line_number,
 420                      const char *function_name,
 421                      const char *module_name,
 422                      u32 component_id,
 423                      const char *format, ...) ACPI_PRINTF_LIKE(6);
 424 #endif
 425
 426 #endif                          /* __ACXFACE_H__ */