git.oblomov.eu Git - linux-2.6/blob - include/acpi/acinterp.h

   1 /******************************************************************************
   2  *
   3  * Name: acinterp.h - Interpreter 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 __ACINTERP_H__
  45 #define __ACINTERP_H__
  46
  47 #define ACPI_WALK_OPERANDS       (&(walk_state->operands [walk_state->num_operands -1]))
  48
  49 /*
  50  * exconvrt - object conversion
  51  */
  52 acpi_status
  53 acpi_ex_convert_to_integer(union acpi_operand_object *obj_desc,
  54                            union acpi_operand_object **result_desc, u32 flags);
  55
  56 acpi_status
  57 acpi_ex_convert_to_buffer(union acpi_operand_object *obj_desc,
  58                           union acpi_operand_object **result_desc);
  59
  60 acpi_status
  61 acpi_ex_convert_to_string(union acpi_operand_object *obj_desc,
  62                           union acpi_operand_object **result_desc, u32 type);
  63
  64 /* Types for ->String conversion */
  65
  66 #define ACPI_EXPLICIT_BYTE_COPY         0x00000000
  67 #define ACPI_EXPLICIT_CONVERT_HEX       0x00000001
  68 #define ACPI_IMPLICIT_CONVERT_HEX       0x00000002
  69 #define ACPI_EXPLICIT_CONVERT_DECIMAL   0x00000003
  70
  71 acpi_status
  72 acpi_ex_convert_to_target_type(acpi_object_type destination_type,
  73                                union acpi_operand_object *source_desc,
  74                                union acpi_operand_object **result_desc,
  75                                struct acpi_walk_state *walk_state);
  76
  77 /*
  78  * exfield - ACPI AML (p-code) execution - field manipulation
  79  */
  80 acpi_status
  81 acpi_ex_common_buffer_setup(union acpi_operand_object *obj_desc,
  82                             u32 buffer_length, u32 * datum_count);
  83
  84 acpi_status
  85 acpi_ex_write_with_update_rule(union acpi_operand_object *obj_desc,
  86                                acpi_integer mask,
  87                                acpi_integer field_value,
  88                                u32 field_datum_byte_offset);
  89
  90 void
  91 acpi_ex_get_buffer_datum(acpi_integer * datum,
  92                          void *buffer,
  93                          u32 buffer_length,
  94                          u32 byte_granularity, u32 buffer_offset);
  95
  96 void
  97 acpi_ex_set_buffer_datum(acpi_integer merged_datum,
  98                          void *buffer,
  99                          u32 buffer_length,
 100                          u32 byte_granularity, u32 buffer_offset);
 101
 102 acpi_status
 103 acpi_ex_read_data_from_field(struct acpi_walk_state *walk_state,
 104                              union acpi_operand_object *obj_desc,
 105                              union acpi_operand_object **ret_buffer_desc);
 106
 107 acpi_status
 108 acpi_ex_write_data_to_field(union acpi_operand_object *source_desc,
 109                             union acpi_operand_object *obj_desc,
 110                             union acpi_operand_object **result_desc);
 111
 112 /*
 113  * exfldio - low level field I/O
 114  */
 115 acpi_status
 116 acpi_ex_extract_from_field(union acpi_operand_object *obj_desc,
 117                            void *buffer, u32 buffer_length);
 118
 119 acpi_status
 120 acpi_ex_insert_into_field(union acpi_operand_object *obj_desc,
 121                           void *buffer, u32 buffer_length);
 122
 123 acpi_status
 124 acpi_ex_access_region(union acpi_operand_object *obj_desc,
 125                       u32 field_datum_byte_offset,
 126                       acpi_integer * value, u32 read_write);
 127
 128 /*
 129  * exmisc - misc support routines
 130  */
 131 acpi_status
 132 acpi_ex_get_object_reference(union acpi_operand_object *obj_desc,
 133                              union acpi_operand_object **return_desc,
 134                              struct acpi_walk_state *walk_state);
 135
 136 acpi_status
 137 acpi_ex_concat_template(union acpi_operand_object *obj_desc,
 138                         union acpi_operand_object *obj_desc2,
 139                         union acpi_operand_object **actual_return_desc,
 140                         struct acpi_walk_state *walk_state);
 141
 142 acpi_status
 143 acpi_ex_do_concatenate(union acpi_operand_object *obj_desc,
 144                        union acpi_operand_object *obj_desc2,
 145                        union acpi_operand_object **actual_return_desc,
 146                        struct acpi_walk_state *walk_state);
 147
 148 acpi_status
 149 acpi_ex_do_logical_numeric_op(u16 opcode,
 150                               acpi_integer integer0,
 151                               acpi_integer integer1, u8 * logical_result);
 152
 153 acpi_status
 154 acpi_ex_do_logical_op(u16 opcode,
 155                       union acpi_operand_object *operand0,
 156                       union acpi_operand_object *operand1, u8 * logical_result);
 157
 158 acpi_integer
 159 acpi_ex_do_math_op(u16 opcode, acpi_integer operand0, acpi_integer operand1);
 160
 161 acpi_status acpi_ex_create_mutex(struct acpi_walk_state *walk_state);
 162
 163 acpi_status acpi_ex_create_processor(struct acpi_walk_state *walk_state);
 164
 165 acpi_status acpi_ex_create_power_resource(struct acpi_walk_state *walk_state);
 166
 167 acpi_status
 168 acpi_ex_create_region(u8 * aml_start,
 169                       u32 aml_length,
 170                       u8 region_space, struct acpi_walk_state *walk_state);
 171
 172 acpi_status acpi_ex_create_table_region(struct acpi_walk_state *walk_state);
 173
 174 acpi_status acpi_ex_create_event(struct acpi_walk_state *walk_state);
 175
 176 acpi_status acpi_ex_create_alias(struct acpi_walk_state *walk_state);
 177
 178 acpi_status
 179 acpi_ex_create_method(u8 * aml_start,
 180                       u32 aml_length, struct acpi_walk_state *walk_state);
 181
 182 /*
 183  * exconfig - dynamic table load/unload
 184  */
 185 acpi_status
 186 acpi_ex_load_op(union acpi_operand_object *obj_desc,
 187                 union acpi_operand_object *target,
 188                 struct acpi_walk_state *walk_state);
 189
 190 acpi_status
 191 acpi_ex_load_table_op(struct acpi_walk_state *walk_state,
 192                       union acpi_operand_object **return_desc);
 193
 194 acpi_status acpi_ex_unload_table(union acpi_operand_object *ddb_handle);
 195
 196 /*
 197  * exmutex - mutex support
 198  */
 199 acpi_status
 200 acpi_ex_acquire_mutex(union acpi_operand_object *time_desc,
 201                       union acpi_operand_object *obj_desc,
 202                       struct acpi_walk_state *walk_state);
 203
 204 acpi_status
 205 acpi_ex_release_mutex(union acpi_operand_object *obj_desc,
 206                       struct acpi_walk_state *walk_state);
 207
 208 void acpi_ex_release_all_mutexes(struct acpi_thread_state *thread);
 209
 210 void acpi_ex_unlink_mutex(union acpi_operand_object *obj_desc);
 211
 212 /*
 213  * exprep - ACPI AML execution - prep utilities
 214  */
 215 acpi_status
 216 acpi_ex_prep_common_field_object(union acpi_operand_object *obj_desc,
 217                                  u8 field_flags,
 218                                  u8 field_attribute,
 219                                  u32 field_bit_position, u32 field_bit_length);
 220
 221 acpi_status acpi_ex_prep_field_value(struct acpi_create_field_info *info);
 222
 223 /*
 224  * exsystem - Interface to OS services
 225  */
 226 acpi_status
 227 acpi_ex_system_do_notify_op(union acpi_operand_object *value,
 228                             union acpi_operand_object *obj_desc);
 229
 230 acpi_status acpi_ex_system_do_suspend(acpi_integer time);
 231
 232 acpi_status acpi_ex_system_do_stall(u32 time);
 233
 234 acpi_status
 235 acpi_ex_system_acquire_mutex(union acpi_operand_object *time,
 236                              union acpi_operand_object *obj_desc);
 237
 238 acpi_status acpi_ex_system_release_mutex(union acpi_operand_object *obj_desc);
 239
 240 acpi_status acpi_ex_system_signal_event(union acpi_operand_object *obj_desc);
 241
 242 acpi_status
 243 acpi_ex_system_wait_event(union acpi_operand_object *time,
 244                           union acpi_operand_object *obj_desc);
 245
 246 acpi_status acpi_ex_system_reset_event(union acpi_operand_object *obj_desc);
 247
 248 acpi_status acpi_ex_system_wait_semaphore(acpi_handle semaphore, u16 timeout);
 249
 250 /*
 251  * exoparg1 - ACPI AML execution, 1 operand
 252  */
 253 acpi_status acpi_ex_opcode_0A_0T_1R(struct acpi_walk_state *walk_state);
 254
 255 acpi_status acpi_ex_opcode_1A_0T_0R(struct acpi_walk_state *walk_state);
 256
 257 acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state);
 258
 259 acpi_status acpi_ex_opcode_1A_1T_1R(struct acpi_walk_state *walk_state);
 260
 261 acpi_status acpi_ex_opcode_1A_1T_0R(struct acpi_walk_state *walk_state);
 262
 263 /*
 264  * exoparg2 - ACPI AML execution, 2 operands
 265  */
 266 acpi_status acpi_ex_opcode_2A_0T_0R(struct acpi_walk_state *walk_state);
 267
 268 acpi_status acpi_ex_opcode_2A_0T_1R(struct acpi_walk_state *walk_state);
 269
 270 acpi_status acpi_ex_opcode_2A_1T_1R(struct acpi_walk_state *walk_state);
 271
 272 acpi_status acpi_ex_opcode_2A_2T_1R(struct acpi_walk_state *walk_state);
 273
 274 /*
 275  * exoparg3 - ACPI AML execution, 3 operands
 276  */
 277 acpi_status acpi_ex_opcode_3A_0T_0R(struct acpi_walk_state *walk_state);
 278
 279 acpi_status acpi_ex_opcode_3A_1T_1R(struct acpi_walk_state *walk_state);
 280
 281 /*
 282  * exoparg6 - ACPI AML execution, 6 operands
 283  */
 284 acpi_status acpi_ex_opcode_6A_0T_1R(struct acpi_walk_state *walk_state);
 285
 286 /*
 287  * exresolv - Object resolution and get value functions
 288  */
 289 acpi_status
 290 acpi_ex_resolve_to_value(union acpi_operand_object **stack_ptr,
 291                          struct acpi_walk_state *walk_state);
 292
 293 acpi_status
 294 acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state,
 295                          union acpi_operand_object *operand,
 296                          acpi_object_type * return_type,
 297                          union acpi_operand_object **return_desc);
 298
 299 /*
 300  * exresnte - resolve namespace node
 301  */
 302 acpi_status
 303 acpi_ex_resolve_node_to_value(struct acpi_namespace_node **stack_ptr,
 304                               struct acpi_walk_state *walk_state);
 305
 306 /*
 307  * exresop - resolve operand to value
 308  */
 309 acpi_status
 310 acpi_ex_resolve_operands(u16 opcode,
 311                          union acpi_operand_object **stack_ptr,
 312                          struct acpi_walk_state *walk_state);
 313
 314 /*
 315  * exdump - Interpreter debug output routines
 316  */
 317 void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth);
 318
 319 void
 320 acpi_ex_dump_operands(union acpi_operand_object **operands,
 321                       acpi_interpreter_mode interpreter_mode,
 322                       char *ident,
 323                       u32 num_levels,
 324                       char *note, char *module_name, u32 line_number);
 325
 326 #ifdef  ACPI_FUTURE_USAGE
 327 void
 328 acpi_ex_dump_object_descriptor(union acpi_operand_object *object, u32 flags);
 329
 330 void acpi_ex_dump_node(struct acpi_namespace_node *node, u32 flags);
 331 #endif                          /* ACPI_FUTURE_USAGE */
 332
 333 /*
 334  * exnames - AML namestring support
 335  */
 336 acpi_status
 337 acpi_ex_get_name_string(acpi_object_type data_type,
 338                         u8 * in_aml_address,
 339                         char **out_name_string, u32 * out_name_length);
 340
 341 /*
 342  * exstore - Object store support
 343  */
 344 acpi_status
 345 acpi_ex_store(union acpi_operand_object *val_desc,
 346               union acpi_operand_object *dest_desc,
 347               struct acpi_walk_state *walk_state);
 348
 349 acpi_status
 350 acpi_ex_store_object_to_node(union acpi_operand_object *source_desc,
 351                              struct acpi_namespace_node *node,
 352                              struct acpi_walk_state *walk_state,
 353                              u8 implicit_conversion);
 354
 355 #define ACPI_IMPLICIT_CONVERSION        TRUE
 356 #define ACPI_NO_IMPLICIT_CONVERSION     FALSE
 357
 358 /*
 359  * exstoren - resolve/store object
 360  */
 361 acpi_status
 362 acpi_ex_resolve_object(union acpi_operand_object **source_desc_ptr,
 363                        acpi_object_type target_type,
 364                        struct acpi_walk_state *walk_state);
 365
 366 acpi_status
 367 acpi_ex_store_object_to_object(union acpi_operand_object *source_desc,
 368                                union acpi_operand_object *dest_desc,
 369                                union acpi_operand_object **new_desc,
 370                                struct acpi_walk_state *walk_state);
 371
 372 /*
 373  * exstorob - store object - buffer/string
 374  */
 375 acpi_status
 376 acpi_ex_store_buffer_to_buffer(union acpi_operand_object *source_desc,
 377                                union acpi_operand_object *target_desc);
 378
 379 acpi_status
 380 acpi_ex_store_string_to_string(union acpi_operand_object *source_desc,
 381                                union acpi_operand_object *target_desc);
 382
 383 /*
 384  * excopy - object copy
 385  */
 386 acpi_status
 387 acpi_ex_copy_integer_to_index_field(union acpi_operand_object *source_desc,
 388                                     union acpi_operand_object *target_desc);
 389
 390 acpi_status
 391 acpi_ex_copy_integer_to_bank_field(union acpi_operand_object *source_desc,
 392                                    union acpi_operand_object *target_desc);
 393
 394 acpi_status
 395 acpi_ex_copy_data_to_named_field(union acpi_operand_object *source_desc,
 396                                  struct acpi_namespace_node *node);
 397
 398 acpi_status
 399 acpi_ex_copy_integer_to_buffer_field(union acpi_operand_object *source_desc,
 400                                      union acpi_operand_object *target_desc);
 401
 402 /*
 403  * exutils - interpreter/scanner utilities
 404  */
 405 acpi_status acpi_ex_enter_interpreter(void);
 406
 407 void acpi_ex_exit_interpreter(void);
 408
 409 void acpi_ex_truncate_for32bit_table(union acpi_operand_object *obj_desc);
 410
 411 u8 acpi_ex_acquire_global_lock(u32 rule);
 412
 413 void acpi_ex_release_global_lock(u8 locked);
 414
 415 void acpi_ex_eisa_id_to_string(u32 numeric_id, char *out_string);
 416
 417 void acpi_ex_unsigned_integer_to_string(acpi_integer value, char *out_string);
 418
 419 /*
 420  * exregion - default op_region handlers
 421  */
 422 acpi_status
 423 acpi_ex_system_memory_space_handler(u32 function,
 424                                     acpi_physical_address address,
 425                                     u32 bit_width,
 426                                     acpi_integer * value,
 427                                     void *handler_context,
 428                                     void *region_context);
 429
 430 acpi_status
 431 acpi_ex_system_io_space_handler(u32 function,
 432                                 acpi_physical_address address,
 433                                 u32 bit_width,
 434                                 acpi_integer * value,
 435                                 void *handler_context, void *region_context);
 436
 437 acpi_status
 438 acpi_ex_pci_config_space_handler(u32 function,
 439                                  acpi_physical_address address,
 440                                  u32 bit_width,
 441                                  acpi_integer * value,
 442                                  void *handler_context, void *region_context);
 443
 444 acpi_status
 445 acpi_ex_cmos_space_handler(u32 function,
 446                            acpi_physical_address address,
 447                            u32 bit_width,
 448                            acpi_integer * value,
 449                            void *handler_context, void *region_context);
 450
 451 acpi_status
 452 acpi_ex_pci_bar_space_handler(u32 function,
 453                               acpi_physical_address address,
 454                               u32 bit_width,
 455                               acpi_integer * value,
 456                               void *handler_context, void *region_context);
 457
 458 acpi_status
 459 acpi_ex_embedded_controller_space_handler(u32 function,
 460                                           acpi_physical_address address,
 461                                           u32 bit_width,
 462                                           acpi_integer * value,
 463                                           void *handler_context,
 464                                           void *region_context);
 465
 466 acpi_status
 467 acpi_ex_sm_bus_space_handler(u32 function,
 468                              acpi_physical_address address,
 469                              u32 bit_width,
 470                              acpi_integer * value,
 471                              void *handler_context, void *region_context);
 472
 473 acpi_status
 474 acpi_ex_data_table_space_handler(u32 function,
 475                                  acpi_physical_address address,
 476                                  u32 bit_width,
 477                                  acpi_integer * value,
 478                                  void *handler_context, void *region_context);
 479
 480 #endif                          /* __INTERP_H__ */