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                 0x20100121
  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
  71 extern u32 acpi_current_gpe_count;
  72 extern struct acpi_table_fadt acpi_gbl_FADT;
  73
  74 extern u32 acpi_rsdt_forced;
  75 /*
  76  * Global interfaces
  77  */
  78 acpi_status
  79 acpi_initialize_tables(struct acpi_table_desc *initial_storage,
  80                        u32 initial_table_count, u8 allow_resize);
  81
  82 acpi_status __init acpi_initialize_subsystem(void);
  83
  84 acpi_status acpi_enable_subsystem(u32 flags);
  85
  86 acpi_status acpi_initialize_objects(u32 flags);
  87
  88 acpi_status acpi_terminate(void);
  89
  90 #ifdef ACPI_FUTURE_USAGE
  91 acpi_status acpi_subsystem_status(void);
  92 #endif
  93
  94 acpi_status acpi_enable(void);
  95
  96 acpi_status acpi_disable(void);
  97
  98 #ifdef ACPI_FUTURE_USAGE
  99 acpi_status acpi_get_system_info(struct acpi_buffer *ret_buffer);
 100 #endif
 101
 102 const char *acpi_format_exception(acpi_status exception);
 103
 104 acpi_status acpi_purge_cached_objects(void);
 105
 106 /*
 107  * ACPI Memory management
 108  */
 109 void *acpi_allocate(u32 size);
 110
 111 void *acpi_callocate(u32 size);
 112
 113 void acpi_free(void *address);
 114
 115 /*
 116  * ACPI table manipulation interfaces
 117  */
 118 acpi_status acpi_reallocate_root_table(void);
 119
 120 acpi_status acpi_find_root_pointer(acpi_size *rsdp_address);
 121
 122 acpi_status acpi_load_tables(void);
 123
 124 acpi_status acpi_load_table(struct acpi_table_header *table_ptr);
 125
 126 acpi_status acpi_unload_table_id(acpi_owner_id id);
 127
 128 acpi_status
 129 acpi_get_table_header(acpi_string signature,
 130                       u32 instance,
 131                       struct acpi_table_header *out_table_header);
 132
 133 acpi_status
 134 acpi_get_table_with_size(acpi_string signature,
 135                u32 instance, struct acpi_table_header **out_table,
 136                acpi_size *tbl_size);
 137 acpi_status
 138 acpi_get_table(acpi_string signature,
 139                u32 instance, struct acpi_table_header **out_table);
 140
 141 acpi_status
 142 acpi_get_table_by_index(u32 table_index,
 143                         struct acpi_table_header **out_table);
 144
 145 acpi_status
 146 acpi_install_table_handler(acpi_tbl_handler handler, void *context);
 147
 148 acpi_status acpi_remove_table_handler(acpi_tbl_handler handler);
 149
 150 /*
 151  * Namespace and name interfaces
 152  */
 153 acpi_status
 154 acpi_walk_namespace(acpi_object_type type,
 155                     acpi_handle start_object,
 156                     u32 max_depth,
 157                     acpi_walk_callback pre_order_visit,
 158                     acpi_walk_callback post_order_visit,
 159                     void *context, void **return_value);
 160
 161 acpi_status
 162 acpi_get_devices(const char *HID,
 163                  acpi_walk_callback user_function,
 164                  void *context, void **return_value);
 165
 166 acpi_status
 167 acpi_get_name(acpi_handle handle,
 168               u32 name_type, struct acpi_buffer *ret_path_ptr);
 169
 170 acpi_status
 171 acpi_get_handle(acpi_handle parent,
 172                 acpi_string pathname, acpi_handle * ret_handle);
 173
 174 acpi_status
 175 acpi_attach_data(acpi_handle obj_handle,
 176                  acpi_object_handler handler, void *data);
 177
 178 acpi_status
 179 acpi_detach_data(acpi_handle obj_handle, acpi_object_handler handler);
 180
 181 acpi_status
 182 acpi_get_data(acpi_handle obj_handle, acpi_object_handler handler, void **data);
 183
 184 acpi_status
 185 acpi_debug_trace(char *name, u32 debug_level, u32 debug_layer, u32 flags);
 186
 187 /*
 188  * Object manipulation and enumeration
 189  */
 190 acpi_status
 191 acpi_evaluate_object(acpi_handle object,
 192                      acpi_string pathname,
 193                      struct acpi_object_list *parameter_objects,
 194                      struct acpi_buffer *return_object_buffer);
 195
 196 acpi_status
 197 acpi_evaluate_object_typed(acpi_handle object,
 198                            acpi_string pathname,
 199                            struct acpi_object_list *external_params,
 200                            struct acpi_buffer *return_buffer,
 201                            acpi_object_type return_type);
 202
 203 acpi_status
 204 acpi_get_object_info(acpi_handle handle,
 205                      struct acpi_device_info **return_buffer);
 206
 207 acpi_status acpi_install_method(u8 *buffer);
 208
 209 acpi_status
 210 acpi_get_next_object(acpi_object_type type,
 211                      acpi_handle parent,
 212                      acpi_handle child, acpi_handle * out_handle);
 213
 214 acpi_status acpi_get_type(acpi_handle object, acpi_object_type * out_type);
 215
 216 acpi_status acpi_get_id(acpi_handle object, acpi_owner_id * out_type);
 217
 218 acpi_status acpi_get_parent(acpi_handle object, acpi_handle * out_handle);
 219
 220 /*
 221  * Handler interfaces
 222  */
 223 acpi_status
 224 acpi_install_initialization_handler(acpi_init_handler handler, u32 function);
 225
 226 acpi_status
 227 acpi_install_fixed_event_handler(u32 acpi_event,
 228                                  acpi_event_handler handler, void *context);
 229
 230 acpi_status
 231 acpi_remove_fixed_event_handler(u32 acpi_event, acpi_event_handler handler);
 232
 233 acpi_status
 234 acpi_install_notify_handler(acpi_handle device,
 235                             u32 handler_type,
 236                             acpi_notify_handler handler, void *context);
 237
 238 acpi_status
 239 acpi_remove_notify_handler(acpi_handle device,
 240                            u32 handler_type, acpi_notify_handler handler);
 241
 242 acpi_status
 243 acpi_install_address_space_handler(acpi_handle device,
 244                                    acpi_adr_space_type space_id,
 245                                    acpi_adr_space_handler handler,
 246                                    acpi_adr_space_setup setup, void *context);
 247
 248 acpi_status
 249 acpi_remove_address_space_handler(acpi_handle device,
 250                                   acpi_adr_space_type space_id,
 251                                   acpi_adr_space_handler handler);
 252
 253 acpi_status
 254 acpi_install_gpe_handler(acpi_handle gpe_device,
 255                          u32 gpe_number,
 256                          u32 type, acpi_event_handler address, void *context);
 257
 258 acpi_status
 259 acpi_remove_gpe_handler(acpi_handle gpe_device,
 260                         u32 gpe_number, acpi_event_handler address);
 261
 262 #ifdef ACPI_FUTURE_USAGE
 263 acpi_status acpi_install_exception_handler(acpi_exception_handler handler);
 264 #endif
 265
 266 /*
 267  * Event interfaces
 268  */
 269 acpi_status acpi_acquire_global_lock(u16 timeout, u32 * handle);
 270
 271 acpi_status acpi_release_global_lock(u32 handle);
 272
 273 acpi_status acpi_enable_event(u32 event, u32 flags);
 274
 275 acpi_status acpi_disable_event(u32 event, u32 flags);
 276
 277 acpi_status acpi_clear_event(u32 event);
 278
 279 acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status);
 280
 281 /*
 282  * GPE Interfaces
 283  */
 284 acpi_status acpi_set_gpe(acpi_handle gpe_device, u32 gpe_number, u8 action);
 285
 286 acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number, u8 type);
 287
 288 acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number, u8 type);
 289
 290 acpi_status acpi_clear_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags);
 291
 292 acpi_status
 293 acpi_get_gpe_status(acpi_handle gpe_device,
 294                     u32 gpe_number,
 295                     u32 flags, acpi_event_status * event_status);
 296
 297 acpi_status acpi_disable_all_gpes(void);
 298
 299 acpi_status acpi_enable_all_runtime_gpes(void);
 300
 301 acpi_status acpi_get_gpe_device(u32 gpe_index, acpi_handle *gpe_device);
 302
 303 acpi_status
 304 acpi_install_gpe_block(acpi_handle gpe_device,
 305                        struct acpi_generic_address *gpe_block_address,
 306                        u32 register_count, u32 interrupt_number);
 307
 308 acpi_status acpi_remove_gpe_block(acpi_handle gpe_device);
 309
 310 /*
 311  * Resource interfaces
 312  */
 313 typedef
 314 acpi_status(*acpi_walk_resource_callback) (struct acpi_resource * resource,
 315                                            void *context);
 316
 317 acpi_status
 318 acpi_get_vendor_resource(acpi_handle device_handle,
 319                          char *name,
 320                          struct acpi_vendor_uuid *uuid,
 321                          struct acpi_buffer *ret_buffer);
 322
 323 acpi_status
 324 acpi_get_current_resources(acpi_handle device_handle,
 325                            struct acpi_buffer *ret_buffer);
 326
 327 #ifdef ACPI_FUTURE_USAGE
 328 acpi_status
 329 acpi_get_possible_resources(acpi_handle device_handle,
 330                             struct acpi_buffer *ret_buffer);
 331 #endif
 332
 333 acpi_status
 334 acpi_walk_resources(acpi_handle device_handle,
 335                     char *name,
 336                     acpi_walk_resource_callback user_function, void *context);
 337
 338 acpi_status
 339 acpi_set_current_resources(acpi_handle device_handle,
 340                            struct acpi_buffer *in_buffer);
 341
 342 acpi_status
 343 acpi_get_irq_routing_table(acpi_handle bus_device_handle,
 344                            struct acpi_buffer *ret_buffer);
 345
 346 acpi_status
 347 acpi_resource_to_address64(struct acpi_resource *resource,
 348                            struct acpi_resource_address64 *out);
 349
 350 /*
 351  * Hardware (ACPI device) interfaces
 352  */
 353 acpi_status acpi_reset(void);
 354
 355 acpi_status acpi_read_bit_register(u32 register_id, u32 *return_value);
 356
 357 acpi_status acpi_write_bit_register(u32 register_id, u32 value);
 358
 359 acpi_status acpi_set_firmware_waking_vector(u32 physical_address);
 360
 361 #if ACPI_MACHINE_WIDTH == 64
 362 acpi_status acpi_set_firmware_waking_vector64(u64 physical_address);
 363 #endif
 364
 365 acpi_status acpi_read(u64 *value, struct acpi_generic_address *reg);
 366
 367 acpi_status acpi_write(u64 value, struct acpi_generic_address *reg);
 368
 369 acpi_status
 370 acpi_get_sleep_type_data(u8 sleep_state, u8 * slp_typ_a, u8 * slp_typ_b);
 371
 372 acpi_status acpi_enter_sleep_state_prep(u8 sleep_state);
 373
 374 acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state);
 375
 376 acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void);
 377
 378 acpi_status acpi_leave_sleep_state_prep(u8 sleep_state);
 379
 380 acpi_status acpi_leave_sleep_state(u8 sleep_state);
 381
 382 /*
 383  * Error/Warning output
 384  */
 385 void ACPI_INTERNAL_VAR_XFACE
 386 acpi_error(const char *module_name,
 387            u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
 388
 389 void ACPI_INTERNAL_VAR_XFACE
 390 acpi_exception(const char *module_name,
 391                u32 line_number,
 392                acpi_status status, const char *format, ...) ACPI_PRINTF_LIKE(4);
 393
 394 void ACPI_INTERNAL_VAR_XFACE
 395 acpi_warning(const char *module_name,
 396              u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
 397
 398 void ACPI_INTERNAL_VAR_XFACE
 399 acpi_info(const char *module_name,
 400           u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
 401
 402 /*
 403  * Debug output
 404  */
 405 #ifdef ACPI_DEBUG_OUTPUT
 406
 407 void ACPI_INTERNAL_VAR_XFACE
 408 acpi_debug_print(u32 requested_debug_level,
 409                  u32 line_number,
 410                  const char *function_name,
 411                  const char *module_name,
 412                  u32 component_id, const char *format, ...) ACPI_PRINTF_LIKE(6);
 413
 414 void ACPI_INTERNAL_VAR_XFACE
 415 acpi_debug_print_raw(u32 requested_debug_level,
 416                      u32 line_number,
 417                      const char *function_name,
 418                      const char *module_name,
 419                      u32 component_id,
 420                      const char *format, ...) ACPI_PRINTF_LIKE(6);
 421 #endif
 422
 423 #endif                          /* __ACXFACE_H__ */