drivers/bus/acpi/include/acinterp.h

   1 /******************************************************************************
   2  *
   3  * Name: acinterp.h - Interpreter subcomponent prototypes and defines
   4  *       $Revision$
   5  *
   6  *****************************************************************************/
   7
   8 /*
   9  *  Copyright (C) 2000, 2001 R. Byron Moore
  10  *
  11  *  This program is free software; you can redistribute it and/or modify
  12  *  it under the terms of the GNU General Public License as published by
  13  *  the Free Software Foundation; either version 2 of the License, or
  14  *  (at your option) any later version.
  15  *
  16  *  This program is distributed in the hope that it will be useful,
  17  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  *  GNU General Public License for more details.
  20  *
  21  *  You should have received a copy of the GNU General Public License
  22  *  along with this program; if not, write to the Free Software
  23  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  24  */
  25
  26 #ifndef __ACINTERP_H__
  27 #define __ACINTERP_H__
  28
  29
  30 #define WALK_OPERANDS       &(walk_state->operands [walk_state->num_operands -1])
  31
  32
  33 /* Interpreter constants */
  34
  35 #define AML_END_OF_BLOCK            -1
  36 #define PUSH_PKG_LENGTH             1
  37 #define DO_NOT_PUSH_PKG_LENGTH      0
  38
  39
  40 #define STACK_TOP                   0
  41 #define STACK_BOTTOM                (u32) -1
  42
  43 /* Constants for global "When_to_parse_methods" */
  44
  45 #define METHOD_PARSE_AT_INIT        0x0
  46 #define METHOD_PARSE_JUST_IN_TIME   0x1
  47 #define METHOD_DELETE_AT_COMPLETION 0x2
  48
  49
  50 ACPI_STATUS
  51 acpi_aml_resolve_operands (
  52         u16                     opcode,
  53         ACPI_OPERAND_OBJECT     **stack_ptr,
  54         ACPI_WALK_STATE         *walk_state);
  55
  56
  57 /*
  58  * amxface - External interpreter interfaces
  59  */
  60
  61 ACPI_STATUS
  62 acpi_aml_load_table (
  63         ACPI_TABLE_TYPE         table_id);
  64
  65 ACPI_STATUS
  66 acpi_aml_execute_method (
  67         ACPI_NAMESPACE_NODE     *method_node,
  68         ACPI_OPERAND_OBJECT     **params,
  69         ACPI_OPERAND_OBJECT     **return_obj_desc);
  70
  71
  72 /*
  73  * amconvrt - object conversion
  74  */
  75
  76 ACPI_STATUS
  77 acpi_aml_convert_to_integer (
  78         ACPI_OPERAND_OBJECT     **obj_desc,
  79         ACPI_WALK_STATE         *walk_state);
  80
  81 ACPI_STATUS
  82 acpi_aml_convert_to_buffer (
  83         ACPI_OPERAND_OBJECT     **obj_desc,
  84         ACPI_WALK_STATE         *walk_state);
  85
  86 ACPI_STATUS
  87 acpi_aml_convert_to_string (
  88         ACPI_OPERAND_OBJECT     **obj_desc,
  89         ACPI_WALK_STATE         *walk_state);
  90
  91 ACPI_STATUS
  92 acpi_aml_convert_to_target_type (
  93         OBJECT_TYPE_INTERNAL    destination_type,
  94         ACPI_OPERAND_OBJECT     **obj_desc,
  95         ACPI_WALK_STATE         *walk_state);
  96
  97
  98 /*
  99  * amfield - ACPI AML (p-code) execution - field manipulation
 100  */
 101
 102 ACPI_STATUS
 103 acpi_aml_read_field (
 104         ACPI_OPERAND_OBJECT     *obj_desc,
 105         void                    *buffer,
 106         u32                     buffer_length,
 107         u32                     byte_length,
 108         u32                     datum_length,
 109         u32                     bit_granularity,
 110         u32                     byte_granularity);
 111
 112 ACPI_STATUS
 113 acpi_aml_write_field (
 114         ACPI_OPERAND_OBJECT     *obj_desc,
 115         void                    *buffer,
 116         u32                     buffer_length,
 117         u32                     byte_length,
 118         u32                     datum_length,
 119         u32                     bit_granularity,
 120         u32                     byte_granularity);
 121
 122 ACPI_STATUS
 123 acpi_aml_setup_field (
 124         ACPI_OPERAND_OBJECT     *obj_desc,
 125         ACPI_OPERAND_OBJECT     *rgn_desc,
 126         u32                     field_bit_width);
 127
 128 ACPI_STATUS
 129 acpi_aml_read_field_data (
 130         ACPI_OPERAND_OBJECT     *obj_desc,
 131         u32                     field_byte_offset,
 132         u32                     field_bit_width,
 133         u32                     *value);
 134
 135 ACPI_STATUS
 136 acpi_aml_access_named_field (
 137         u32                     mode,
 138         ACPI_HANDLE             named_field,
 139         void                    *buffer,
 140         u32                     length);
 141
 142 /*
 143  * ammisc - ACPI AML (p-code) execution - specific opcodes
 144  */
 145
 146 ACPI_STATUS
 147 acpi_aml_exec_create_field (
 148         u8                      *aml_ptr,
 149         u32                     aml_length,
 150         ACPI_NAMESPACE_NODE     *node,
 151         ACPI_WALK_STATE         *walk_state);
 152
 153 ACPI_STATUS
 154 acpi_aml_exec_reconfiguration (
 155         u16                     opcode,
 156         ACPI_WALK_STATE         *walk_state);
 157
 158 ACPI_STATUS
 159 acpi_aml_exec_fatal (
 160         ACPI_WALK_STATE         *walk_state);
 161
 162 ACPI_STATUS
 163 acpi_aml_exec_index (
 164         ACPI_WALK_STATE         *walk_state,
 165         ACPI_OPERAND_OBJECT     **return_desc);
 166
 167 ACPI_STATUS
 168 acpi_aml_exec_match (
 169         ACPI_WALK_STATE         *walk_state,
 170         ACPI_OPERAND_OBJECT     **return_desc);
 171
 172 ACPI_STATUS
 173 acpi_aml_exec_create_mutex (
 174         ACPI_WALK_STATE         *walk_state);
 175
 176 ACPI_STATUS
 177 acpi_aml_exec_create_processor (
 178         ACPI_PARSE_OBJECT       *op,
 179         ACPI_HANDLE             processor_nTE);
 180
 181 ACPI_STATUS
 182 acpi_aml_exec_create_power_resource (
 183         ACPI_PARSE_OBJECT       *op,
 184         ACPI_HANDLE             processor_nTE);
 185
 186 ACPI_STATUS
 187 acpi_aml_exec_create_region (
 188         u8                      *aml_ptr,
 189         u32                     acpi_aml_length,
 190         u8                      region_space,
 191         ACPI_WALK_STATE         *walk_state);
 192
 193 ACPI_STATUS
 194 acpi_aml_exec_create_event (
 195         ACPI_WALK_STATE         *walk_state);
 196
 197 ACPI_STATUS
 198 acpi_aml_exec_create_alias (
 199         ACPI_WALK_STATE         *walk_state);
 200
 201 ACPI_STATUS
 202 acpi_aml_exec_create_method (
 203         u8                      *aml_ptr,
 204         u32                     acpi_aml_length,
 205         u32                     method_flags,
 206         ACPI_HANDLE             method);
 207
 208
 209 /*
 210  * ammutex - mutex support
 211  */
 212
 213 ACPI_STATUS
 214 acpi_aml_acquire_mutex (
 215         ACPI_OPERAND_OBJECT     *time_desc,
 216         ACPI_OPERAND_OBJECT     *obj_desc,
 217         ACPI_WALK_STATE         *walk_state);
 218
 219 ACPI_STATUS
 220 acpi_aml_release_mutex (
 221         ACPI_OPERAND_OBJECT     *obj_desc,
 222         ACPI_WALK_STATE         *walk_state);
 223
 224 ACPI_STATUS
 225 acpi_aml_release_all_mutexes (
 226         ACPI_OPERAND_OBJECT     *mutex_list);
 227
 228 void
 229 acpi_aml_unlink_mutex (
 230         ACPI_OPERAND_OBJECT     *obj_desc);
 231
 232
 233 /*
 234  * amprep - ACPI AML (p-code) execution - prep utilities
 235  */
 236
 237 ACPI_STATUS
 238 acpi_aml_prep_def_field_value (
 239         ACPI_NAMESPACE_NODE     *node,
 240         ACPI_HANDLE             region,
 241         u8                      field_flags,
 242         u8                      field_attribute,
 243         u32                     field_position,
 244         u32                     field_length);
 245
 246 ACPI_STATUS
 247 acpi_aml_prep_bank_field_value (
 248         ACPI_NAMESPACE_NODE     *node,
 249         ACPI_HANDLE             region,
 250         ACPI_HANDLE             bank_reg,
 251         u32                     bank_val,
 252         u8                      field_flags,
 253         u8                      field_attribute,
 254         u32                     field_position,
 255         u32                     field_length);
 256
 257 ACPI_STATUS
 258 acpi_aml_prep_index_field_value (
 259         ACPI_NAMESPACE_NODE     *node,
 260         ACPI_HANDLE             index_reg,
 261         ACPI_HANDLE             data_reg,
 262         u8                      field_flags,
 263         u8                      field_attribute,
 264         u32                     field_position,
 265         u32                     field_length);
 266
 267
 268 /*
 269  * amsystem - Interface to OS services
 270  */
 271
 272 ACPI_STATUS
 273 acpi_aml_system_do_notify_op (
 274         ACPI_OPERAND_OBJECT     *value,
 275         ACPI_OPERAND_OBJECT     *obj_desc);
 276
 277 void
 278 acpi_aml_system_do_suspend(
 279         u32                     time);
 280
 281 void
 282 acpi_aml_system_do_stall (
 283         u32                     time);
 284
 285 ACPI_STATUS
 286 acpi_aml_system_acquire_mutex(
 287         ACPI_OPERAND_OBJECT     *time,
 288         ACPI_OPERAND_OBJECT     *obj_desc);
 289
 290 ACPI_STATUS
 291 acpi_aml_system_release_mutex(
 292         ACPI_OPERAND_OBJECT     *obj_desc);
 293
 294 ACPI_STATUS
 295 acpi_aml_system_signal_event(
 296         ACPI_OPERAND_OBJECT     *obj_desc);
 297
 298 ACPI_STATUS
 299 acpi_aml_system_wait_event(
 300         ACPI_OPERAND_OBJECT     *time,
 301         ACPI_OPERAND_OBJECT     *obj_desc);
 302
 303 ACPI_STATUS
 304 acpi_aml_system_reset_event(
 305         ACPI_OPERAND_OBJECT     *obj_desc);
 306
 307 ACPI_STATUS
 308 acpi_aml_system_wait_semaphore (
 309         ACPI_HANDLE             semaphore,
 310         u32                     timeout);
 311
 312
 313 /*
 314  * ammonadic - ACPI AML (p-code) execution, monadic operators
 315  */
 316
 317 ACPI_STATUS
 318 acpi_aml_exec_monadic1 (
 319         u16                     opcode,
 320         ACPI_WALK_STATE         *walk_state);
 321
 322 ACPI_STATUS
 323 acpi_aml_exec_monadic2 (
 324         u16                     opcode,
 325         ACPI_WALK_STATE         *walk_state,
 326         ACPI_OPERAND_OBJECT     **return_desc);
 327
 328 ACPI_STATUS
 329 acpi_aml_exec_monadic2_r (
 330         u16                     opcode,
 331         ACPI_WALK_STATE         *walk_state,
 332         ACPI_OPERAND_OBJECT     **return_desc);
 333
 334
 335 /*
 336  * amdyadic - ACPI AML (p-code) execution, dyadic operators
 337  */
 338
 339 ACPI_STATUS
 340 acpi_aml_exec_dyadic1 (
 341         u16                     opcode,
 342         ACPI_WALK_STATE         *walk_state);
 343
 344 ACPI_STATUS
 345 acpi_aml_exec_dyadic2 (
 346         u16                     opcode,
 347         ACPI_WALK_STATE         *walk_state,
 348         ACPI_OPERAND_OBJECT     **return_desc);
 349
 350 ACPI_STATUS
 351 acpi_aml_exec_dyadic2_r (
 352         u16                     opcode,
 353         ACPI_WALK_STATE         *walk_state,
 354         ACPI_OPERAND_OBJECT     **return_desc);
 355
 356 ACPI_STATUS
 357 acpi_aml_exec_dyadic2_s (
 358         u16                     opcode,
 359         ACPI_WALK_STATE         *walk_state,
 360         ACPI_OPERAND_OBJECT     **return_desc);
 361
 362
 363 /*
 364  * amresolv  - Object resolution and get value functions
 365  */
 366
 367 ACPI_STATUS
 368 acpi_aml_resolve_to_value (
 369         ACPI_OPERAND_OBJECT     **stack_ptr,
 370         ACPI_WALK_STATE         *walk_state);
 371
 372 ACPI_STATUS
 373 acpi_aml_resolve_node_to_value (
 374         ACPI_NAMESPACE_NODE     **stack_ptr,
 375         ACPI_WALK_STATE         *walk_state);
 376
 377 ACPI_STATUS
 378 acpi_aml_resolve_object_to_value (
 379         ACPI_OPERAND_OBJECT     **stack_ptr,
 380         ACPI_WALK_STATE         *walk_state);
 381
 382 ACPI_STATUS
 383 acpi_aml_get_field_unit_value (
 384         ACPI_OPERAND_OBJECT     *field_desc,
 385         ACPI_OPERAND_OBJECT     *result_desc);
 386
 387
 388 /*
 389  * amdump - Scanner debug output routines
 390  */
 391
 392 void
 393 acpi_aml_show_hex_value (
 394         u32                     byte_count,
 395         u8                      *aml_ptr,
 396         u32                     lead_space);
 397
 398
 399 ACPI_STATUS
 400 acpi_aml_dump_operand (
 401         ACPI_OPERAND_OBJECT     *entry_desc);
 402
 403 void
 404 acpi_aml_dump_operands (
 405         ACPI_OPERAND_OBJECT     **operands,
 406         OPERATING_MODE          interpreter_mode,
 407         NATIVE_CHAR             *ident,
 408         u32                     num_levels,
 409         NATIVE_CHAR             *note,
 410         NATIVE_CHAR             *module_name,
 411         u32                     line_number);
 412
 413 void
 414 acpi_aml_dump_object_descriptor (
 415         ACPI_OPERAND_OBJECT     *object,
 416         u32                     flags);
 417
 418
 419 void
 420 acpi_aml_dump_node (
 421         ACPI_NAMESPACE_NODE     *node,
 422         u32                     flags);
 423
 424
 425 /*
 426  * amnames - interpreter/scanner name load/execute
 427  */
 428
 429 NATIVE_CHAR *
 430 acpi_aml_allocate_name_string (
 431         u32                     prefix_count,
 432         u32                     num_name_segs);
 433
 434 u32
 435 acpi_aml_good_char (
 436         u32                     character);
 437
 438 ACPI_STATUS
 439 acpi_aml_exec_name_segment (
 440         u8                      **in_aml_address,
 441         NATIVE_CHAR             *name_string);
 442
 443 ACPI_STATUS
 444 acpi_aml_get_name_string (
 445         OBJECT_TYPE_INTERNAL    data_type,
 446         u8                      *in_aml_address,
 447         NATIVE_CHAR             **out_name_string,
 448         u32                     *out_name_length);
 449
 450 ACPI_STATUS
 451 acpi_aml_do_name (
 452         ACPI_OBJECT_TYPE        data_type,
 453         OPERATING_MODE          load_exec_mode);
 454
 455
 456 /*
 457  * amstore - Object store support
 458  */
 459
 460 ACPI_STATUS
 461 acpi_aml_exec_store (
 462         ACPI_OPERAND_OBJECT     *val_desc,
 463         ACPI_OPERAND_OBJECT     *dest_desc,
 464         ACPI_WALK_STATE         *walk_state);
 465
 466 ACPI_STATUS
 467 acpi_aml_store_object_to_index (
 468         ACPI_OPERAND_OBJECT     *val_desc,
 469         ACPI_OPERAND_OBJECT     *dest_desc,
 470         ACPI_WALK_STATE         *walk_state);
 471
 472 ACPI_STATUS
 473 acpi_aml_store_object_to_node (
 474         ACPI_OPERAND_OBJECT     *source_desc,
 475         ACPI_NAMESPACE_NODE     *node,
 476         ACPI_WALK_STATE         *walk_state);
 477
 478 ACPI_STATUS
 479 acpi_aml_store_object_to_object (
 480         ACPI_OPERAND_OBJECT     *source_desc,
 481         ACPI_OPERAND_OBJECT     *dest_desc,
 482         ACPI_WALK_STATE         *walk_state);
 483
 484
 485 /*
 486  *
 487  */
 488
 489 ACPI_STATUS
 490 acpi_aml_resolve_object (
 491         ACPI_OPERAND_OBJECT     **source_desc_ptr,
 492         OBJECT_TYPE_INTERNAL    target_type,
 493         ACPI_WALK_STATE         *walk_state);
 494
 495 ACPI_STATUS
 496 acpi_aml_store_object (
 497         ACPI_OPERAND_OBJECT     *source_desc,
 498         OBJECT_TYPE_INTERNAL    target_type,
 499         ACPI_OPERAND_OBJECT     **target_desc_ptr,
 500         ACPI_WALK_STATE         *walk_state);
 501
 502
 503 /*
 504  * amcopy - object copy
 505  */
 506
 507 ACPI_STATUS
 508 acpi_aml_copy_buffer_to_buffer (
 509         ACPI_OPERAND_OBJECT     *source_desc,
 510         ACPI_OPERAND_OBJECT     *target_desc);
 511
 512 ACPI_STATUS
 513 acpi_aml_copy_string_to_string (
 514         ACPI_OPERAND_OBJECT     *source_desc,
 515         ACPI_OPERAND_OBJECT     *target_desc);
 516
 517 ACPI_STATUS
 518 acpi_aml_copy_integer_to_index_field (
 519         ACPI_OPERAND_OBJECT     *source_desc,
 520         ACPI_OPERAND_OBJECT     *target_desc);
 521
 522 ACPI_STATUS
 523 acpi_aml_copy_integer_to_bank_field (
 524         ACPI_OPERAND_OBJECT     *source_desc,
 525         ACPI_OPERAND_OBJECT     *target_desc);
 526
 527 ACPI_STATUS
 528 acpi_aml_copy_data_to_named_field (
 529         ACPI_OPERAND_OBJECT     *source_desc,
 530         ACPI_NAMESPACE_NODE     *node);
 531
 532 ACPI_STATUS
 533 acpi_aml_copy_integer_to_field_unit (
 534         ACPI_OPERAND_OBJECT     *source_desc,
 535         ACPI_OPERAND_OBJECT     *target_desc);
 536
 537 /*
 538  * amutils - interpreter/scanner utilities
 539  */
 540
 541 ACPI_STATUS
 542 acpi_aml_enter_interpreter (
 543         void);
 544
 545 void
 546 acpi_aml_exit_interpreter (
 547         void);
 548
 549 void
 550 acpi_aml_truncate_for32bit_table (
 551         ACPI_OPERAND_OBJECT     *obj_desc,
 552         ACPI_WALK_STATE         *walk_state);
 553
 554 u8
 555 acpi_aml_validate_object_type (
 556         ACPI_OBJECT_TYPE        type);
 557
 558 u8
 559 acpi_aml_acquire_global_lock (
 560         u32                     rule);
 561
 562 ACPI_STATUS
 563 acpi_aml_release_global_lock (
 564         u8                      locked);
 565
 566 u32
 567 acpi_aml_digits_needed (
 568         ACPI_INTEGER            value,
 569         u32                     base);
 570
 571 ACPI_STATUS
 572 acpi_aml_eisa_id_to_string (
 573         u32                     numeric_id,
 574         NATIVE_CHAR             *out_string);
 575
 576 ACPI_STATUS
 577 acpi_aml_unsigned_integer_to_string (
 578         ACPI_INTEGER            value,
 579         NATIVE_CHAR             *out_string);
 580
 581
 582 /*
 583  * amregion - default Op_region handlers
 584  */
 585
 586 ACPI_STATUS
 587 acpi_aml_system_memory_space_handler (
 588         u32                     function,
 589         ACPI_PHYSICAL_ADDRESS   address,
 590         u32                     bit_width,
 591         u32                     *value,
 592         void                    *handler_context,
 593         void                    *region_context);
 594
 595 ACPI_STATUS
 596 acpi_aml_system_io_space_handler (
 597         u32                     function,
 598         ACPI_PHYSICAL_ADDRESS   address,
 599         u32                     bit_width,
 600         u32                     *value,
 601         void                    *handler_context,
 602         void                    *region_context);
 603
 604 ACPI_STATUS
 605 acpi_aml_pci_config_space_handler (
 606         u32                     function,
 607         ACPI_PHYSICAL_ADDRESS   address,
 608         u32                     bit_width,
 609         u32                     *value,
 610         void                    *handler_context,
 611         void                    *region_context);
 612
 613 ACPI_STATUS
 614 acpi_aml_embedded_controller_space_handler (
 615         u32                     function,
 616         ACPI_PHYSICAL_ADDRESS   address,
 617         u32                     bit_width,
 618         u32                     *value,
 619         void                    *handler_context,
 620         void                    *region_context);
 621
 622 ACPI_STATUS
 623 acpi_aml_sm_bus_space_handler (
 624         u32                     function,
 625         ACPI_PHYSICAL_ADDRESS   address,
 626         u32                     bit_width,
 627         u32                     *value,
 628         void                    *handler_context,
 629         void                    *region_context);
 630
 631
 632 #endif /* __INTERP_H__ */