include/acpi/aclocal.h

   1 /******************************************************************************
   2  *
   3  * Name: aclocal.h - Internal data types used across the ACPI subsystem
   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 __ACLOCAL_H__
  45 #define __ACLOCAL_H__
  46
  47
  48 #define ACPI_WAIT_FOREVER               0xFFFF  /* u16, as per ACPI spec */
  49
  50 typedef void *                                  acpi_mutex;
  51 typedef u32                                     acpi_mutex_handle;
  52
  53
  54 /* Total number of aml opcodes defined */
  55
  56 #define AML_NUM_OPCODES                 0x7F
  57
  58
  59 /*****************************************************************************
  60  *
  61  * Mutex typedefs and structs
  62  *
  63  ****************************************************************************/
  64
  65
  66 /*
  67  * Predefined handles for the mutex objects used within the subsystem
  68  * All mutex objects are automatically created by acpi_ut_mutex_initialize.
  69  *
  70  * The acquire/release ordering protocol is implied via this list.  Mutexes
  71  * with a lower value must be acquired before mutexes with a higher value.
  72  *
  73  * NOTE: any changes here must be reflected in the acpi_gbl_mutex_names table also!
  74  */
  75
  76 #define ACPI_MTX_EXECUTE                0
  77 #define ACPI_MTX_INTERPRETER            1
  78 #define ACPI_MTX_PARSER                 2
  79 #define ACPI_MTX_DISPATCHER             3
  80 #define ACPI_MTX_TABLES                 4
  81 #define ACPI_MTX_OP_REGIONS             5
  82 #define ACPI_MTX_NAMESPACE              6
  83 #define ACPI_MTX_EVENTS                 7
  84 #define ACPI_MTX_HARDWARE               8
  85 #define ACPI_MTX_CACHES                 9
  86 #define ACPI_MTX_MEMORY                 10
  87 #define ACPI_MTX_DEBUG_CMD_COMPLETE     11
  88 #define ACPI_MTX_DEBUG_CMD_READY        12
  89
  90 #define MAX_MUTEX                       12
  91 #define NUM_MUTEX                       MAX_MUTEX+1
  92
  93
  94 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
  95 #ifdef DEFINE_ACPI_GLOBALS
  96
  97 /* Names for the mutexes used in the subsystem */
  98
  99 static char                         *acpi_gbl_mutex_names[] =
 100 {
 101         "ACPI_MTX_Execute",
 102         "ACPI_MTX_Interpreter",
 103         "ACPI_MTX_Parser",
 104         "ACPI_MTX_Dispatcher",
 105         "ACPI_MTX_Tables",
 106         "ACPI_MTX_op_regions",
 107         "ACPI_MTX_Namespace",
 108         "ACPI_MTX_Events",
 109         "ACPI_MTX_Hardware",
 110         "ACPI_MTX_Caches",
 111         "ACPI_MTX_Memory",
 112         "ACPI_MTX_debug_cmd_complete",
 113         "ACPI_MTX_debug_cmd_ready",
 114 };
 115
 116 #endif
 117 #endif
 118
 119
 120 /* Table for the global mutexes */
 121
 122 struct acpi_mutex_info
 123 {
 124         acpi_mutex                          mutex;
 125         u32                                 use_count;
 126         u32                                 owner_id;
 127 };
 128
 129 /* This owner ID means that the mutex is not in use (unlocked) */
 130
 131 #define ACPI_MUTEX_NOT_ACQUIRED         (u32) (-1)
 132
 133
 134 /* Lock flag parameter for various interfaces */
 135
 136 #define ACPI_MTX_DO_NOT_LOCK            0
 137 #define ACPI_MTX_LOCK                   1
 138
 139
 140 typedef u16                                     acpi_owner_id;
 141 #define ACPI_OWNER_TYPE_TABLE           0x0
 142 #define ACPI_OWNER_TYPE_METHOD          0x1
 143 #define ACPI_FIRST_METHOD_ID            0x0001
 144 #define ACPI_FIRST_TABLE_ID             0xF000
 145
 146
 147 /* Field access granularities */
 148
 149 #define ACPI_FIELD_BYTE_GRANULARITY     1
 150 #define ACPI_FIELD_WORD_GRANULARITY     2
 151 #define ACPI_FIELD_DWORD_GRANULARITY    4
 152 #define ACPI_FIELD_QWORD_GRANULARITY    8
 153
 154 /*****************************************************************************
 155  *
 156  * Namespace typedefs and structs
 157  *
 158  ****************************************************************************/
 159
 160
 161 /* Operational modes of the AML interpreter/scanner */
 162
 163 typedef enum
 164 {
 165         ACPI_IMODE_LOAD_PASS1               = 0x01,
 166         ACPI_IMODE_LOAD_PASS2               = 0x02,
 167         ACPI_IMODE_EXECUTE                  = 0x0E
 168
 169 } acpi_interpreter_mode;
 170
 171
 172 /*
 173  * The Node describes a named object that appears in the AML
 174  * An acpi_node is used to store Nodes.
 175  *
 176  * data_type is used to differentiate between internal descriptors, and MUST
 177  * be the first byte in this structure.
 178  */
 179
 180 union acpi_name_union
 181 {
 182         u32                                 integer;
 183         char                                ascii[4];
 184 };
 185
 186 struct acpi_namespace_node
 187 {
 188         u8                                  descriptor;     /* Used to differentiate object descriptor types */
 189         u8                                  type;           /* Type associated with this name */
 190         u16                                 owner_id;
 191         union acpi_name_union               name;           /* ACPI Name, always 4 chars per ACPI spec */
 192         union acpi_operand_object           *object;        /* Pointer to attached ACPI object (optional) */
 193         struct acpi_namespace_node          *child;         /* First child */
 194         struct acpi_namespace_node          *peer;          /* Next peer*/
 195         u16                                 reference_count; /* Current count of references and children */
 196         u8                                  flags;
 197 };
 198
 199
 200 #define ACPI_ENTRY_NOT_FOUND            NULL
 201
 202
 203 /* Node flags */
 204
 205 #define ANOBJ_RESERVED                  0x01
 206 #define ANOBJ_END_OF_PEER_LIST          0x02
 207 #define ANOBJ_DATA_WIDTH_32             0x04     /* Parent table is 64-bits */
 208 #define ANOBJ_METHOD_ARG                0x08
 209 #define ANOBJ_METHOD_LOCAL              0x10
 210 #define ANOBJ_METHOD_NO_RETVAL          0x20
 211 #define ANOBJ_METHOD_SOME_NO_RETVAL     0x40
 212 #define ANOBJ_IS_BIT_OFFSET             0x80
 213
 214 /*
 215  * ACPI Table Descriptor.  One per ACPI table
 216  */
 217 struct acpi_table_desc
 218 {
 219         struct acpi_table_desc          *prev;
 220         struct acpi_table_desc          *next;
 221         struct acpi_table_desc          *installed_desc;
 222         struct acpi_table_header        *pointer;
 223         u8                              *aml_start;
 224         u64                             physical_address;
 225         u32                             aml_length;
 226         acpi_size                       length;
 227         acpi_owner_id                   table_id;
 228         u8                              type;
 229         u8                              allocation;
 230         u8                              loaded_into_namespace;
 231 };
 232
 233 struct acpi_table_list
 234 {
 235         struct acpi_table_desc          *next;
 236         u32                             count;
 237 };
 238
 239
 240 struct acpi_find_context
 241 {
 242         char                            *search_for;
 243         acpi_handle                     *list;
 244         u32                             *count;
 245 };
 246
 247
 248 struct acpi_ns_search_data
 249 {
 250         struct acpi_namespace_node      *node;
 251 };
 252
 253
 254 /*
 255  * Predefined Namespace items
 256  */
 257 struct acpi_predefined_names
 258 {
 259         char                            *name;
 260         u8                              type;
 261         char                            *val;
 262 };
 263
 264
 265 /* Object types used during package copies */
 266
 267
 268 #define ACPI_COPY_TYPE_SIMPLE           0
 269 #define ACPI_COPY_TYPE_PACKAGE          1
 270
 271 /* Info structure used to convert external<->internal namestrings */
 272
 273 struct acpi_namestring_info
 274 {
 275         char                            *external_name;
 276         char                            *next_external_char;
 277         char                            *internal_name;
 278         u32                             length;
 279         u32                             num_segments;
 280         u32                             num_carats;
 281         u8                              fully_qualified;
 282 };
 283
 284
 285 /* Field creation info */
 286
 287 struct acpi_create_field_info
 288 {
 289         struct acpi_namespace_node      *region_node;
 290         struct acpi_namespace_node      *field_node;
 291         struct acpi_namespace_node      *register_node;
 292         struct acpi_namespace_node      *data_register_node;
 293         u32                             bank_value;
 294         u32                             field_bit_position;
 295         u32                             field_bit_length;
 296         u8                              field_flags;
 297         u8                              attribute;
 298         u8                              field_type;
 299 };
 300
 301
 302 /*****************************************************************************
 303  *
 304  * Event typedefs and structs
 305  *
 306  ****************************************************************************/
 307
 308 /* Dispatch info for each GPE -- either a method or handler, cannot be both */
 309
 310 struct acpi_handler_info
 311 {
 312         acpi_event_handler                      address;        /* Address of handler, if any */
 313         void                                    *context;       /* Context to be passed to handler */
 314         struct acpi_namespace_node              *method_node;   /* Method node for this GPE level (saved) */
 315 };
 316
 317 union acpi_gpe_dispatch_info
 318 {
 319         struct acpi_namespace_node              *method_node;   /* Method node for this GPE level */
 320         struct acpi_handler_info                *handler;
 321 };
 322
 323 /*
 324  * Information about a GPE, one per each GPE in an array.
 325  * NOTE: Important to keep this struct as small as possible.
 326  */
 327 struct acpi_gpe_event_info
 328 {
 329         union acpi_gpe_dispatch_info    dispatch;       /* Either Method or Handler */
 330         struct acpi_gpe_register_info           *register_info; /* Backpointer to register info */
 331         u8                                      flags;          /* Misc info about this GPE */
 332         u8                                      register_bit;   /* This GPE bit within the register */
 333 };
 334
 335 /* Information about a GPE register pair, one per each status/enable pair in an array */
 336
 337 struct acpi_gpe_register_info
 338 {
 339         struct acpi_generic_address             status_address; /* Address of status reg */
 340         struct acpi_generic_address             enable_address; /* Address of enable reg */
 341         u8                                      enable_for_wake; /* GPEs to keep enabled when sleeping */
 342         u8                                      enable_for_run; /* GPEs to keep enabled when running */
 343         u8                                      base_gpe_number; /* Base GPE number for this register */
 344 };
 345
 346 /*
 347  * Information about a GPE register block, one per each installed block --
 348  * GPE0, GPE1, and one per each installed GPE Block Device.
 349  */
 350 struct acpi_gpe_block_info
 351 {
 352         struct acpi_namespace_node              *node;
 353         struct acpi_gpe_block_info              *previous;
 354         struct acpi_gpe_block_info              *next;
 355         struct acpi_gpe_xrupt_info              *xrupt_block;   /* Backpointer to interrupt block */
 356         struct acpi_gpe_register_info           *register_info; /* One per GPE register pair */
 357         struct acpi_gpe_event_info              *event_info;    /* One for each GPE */
 358         struct acpi_generic_address             block_address;  /* Base address of the block */
 359         u32                                     register_count; /* Number of register pairs in block */
 360         u8                                      block_base_number;/* Base GPE number for this block */
 361 };
 362
 363 /* Information about GPE interrupt handlers, one per each interrupt level used for GPEs */
 364
 365 struct acpi_gpe_xrupt_info
 366 {
 367         struct acpi_gpe_xrupt_info              *previous;
 368         struct acpi_gpe_xrupt_info              *next;
 369         struct acpi_gpe_block_info              *gpe_block_list_head; /* List of GPE blocks for this xrupt */
 370         u32                                     interrupt_level;    /* System interrupt level */
 371 };
 372
 373
 374 struct acpi_gpe_walk_info
 375 {
 376         struct acpi_namespace_node              *gpe_device;
 377         struct acpi_gpe_block_info              *gpe_block;
 378 };
 379
 380
 381 typedef acpi_status (*ACPI_GPE_CALLBACK) (
 382         struct acpi_gpe_xrupt_info      *gpe_xrupt_info,
 383         struct acpi_gpe_block_info      *gpe_block);
 384
 385
 386 /* Information about each particular fixed event */
 387
 388 struct acpi_fixed_event_handler
 389 {
 390         acpi_event_handler              handler;        /* Address of handler. */
 391         void                            *context;       /* Context to be passed to handler */
 392 };
 393
 394 struct acpi_fixed_event_info
 395 {
 396         u8                              status_register_id;
 397         u8                              enable_register_id;
 398         u16                             status_bit_mask;
 399         u16                             enable_bit_mask;
 400 };
 401
 402 /* Information used during field processing */
 403
 404 struct acpi_field_info
 405 {
 406         u8                              skip_field;
 407         u8                              field_flag;
 408         u32                             pkg_length;
 409 };
 410
 411
 412 /*****************************************************************************
 413  *
 414  * Generic "state" object for stacks
 415  *
 416  ****************************************************************************/
 417
 418
 419 #define ACPI_CONTROL_NORMAL                  0xC0
 420 #define ACPI_CONTROL_CONDITIONAL_EXECUTING   0xC1
 421 #define ACPI_CONTROL_PREDICATE_EXECUTING     0xC2
 422 #define ACPI_CONTROL_PREDICATE_FALSE         0xC3
 423 #define ACPI_CONTROL_PREDICATE_TRUE          0xC4
 424
 425
 426 /* Forward declarations */
 427 struct acpi_walk_state        ;
 428 struct acpi_obj_mutex;
 429 union acpi_parse_object        ;
 430
 431
 432 #define ACPI_STATE_COMMON                  /* Two 32-bit fields and a pointer */\
 433         u8                                  data_type;          /* To differentiate various internal objs */\
 434         u8                                  flags;      \
 435         u16                                 value;      \
 436         u16                                 state;      \
 437         u16                                 reserved;   \
 438         void                                *next;      \
 439
 440 struct acpi_common_state
 441 {
 442         ACPI_STATE_COMMON
 443 };
 444
 445
 446 /*
 447  * Update state - used to traverse complex objects such as packages
 448  */
 449 struct acpi_update_state
 450 {
 451         ACPI_STATE_COMMON
 452         union acpi_operand_object           *object;
 453 };
 454
 455
 456 /*
 457  * Pkg state - used to traverse nested package structures
 458  */
 459 struct acpi_pkg_state
 460 {
 461         ACPI_STATE_COMMON
 462         union acpi_operand_object           *source_object;
 463         union acpi_operand_object           *dest_object;
 464         struct acpi_walk_state              *walk_state;
 465         void                                *this_target_obj;
 466         u32                                 num_packages;
 467         u16                                 index;
 468 };
 469
 470
 471 /*
 472  * Control state - one per if/else and while constructs.
 473  * Allows nesting of these constructs
 474  */
 475 struct acpi_control_state
 476 {
 477         ACPI_STATE_COMMON
 478         union acpi_parse_object             *predicate_op;
 479         u8                                  *aml_predicate_start;   /* Start of if/while predicate */
 480         u8                                  *package_end;           /* End of if/while block */
 481         u16                                 opcode;
 482 };
 483
 484
 485 /*
 486  * Scope state - current scope during namespace lookups
 487  */
 488 struct acpi_scope_state
 489 {
 490         ACPI_STATE_COMMON
 491         struct acpi_namespace_node          *node;
 492 };
 493
 494
 495 struct acpi_pscope_state
 496 {
 497         ACPI_STATE_COMMON
 498         union acpi_parse_object             *op;                    /* Current op being parsed */
 499         u8                                  *arg_end;               /* Current argument end */
 500         u8                                  *pkg_end;               /* Current package end */
 501         u32                                 arg_list;               /* Next argument to parse */
 502         u32                                 arg_count;              /* Number of fixed arguments */
 503 };
 504
 505
 506 /*
 507  * Thread state - one per thread across multiple walk states.  Multiple walk
 508  * states are created when there are nested control methods executing.
 509  */
 510 struct acpi_thread_state
 511 {
 512         ACPI_STATE_COMMON
 513         struct acpi_walk_state              *walk_state_list;       /* Head of list of walk_states for this thread */
 514         union acpi_operand_object           *acquired_mutex_list;   /* List of all currently acquired mutexes */
 515         u32                                 thread_id;              /* Running thread ID */
 516         u8                                  current_sync_level;     /* Mutex Sync (nested acquire) level */
 517 };
 518
 519
 520 /*
 521  * Result values - used to accumulate the results of nested
 522  * AML arguments
 523  */
 524 struct acpi_result_values
 525 {
 526         ACPI_STATE_COMMON
 527         union acpi_operand_object           *obj_desc [ACPI_OBJ_NUM_OPERANDS];
 528         u8                                  num_results;
 529         u8                                  last_insert;
 530 };
 531
 532
 533 typedef
 534 acpi_status (*acpi_parse_downwards) (
 535         struct acpi_walk_state              *walk_state,
 536         union acpi_parse_object             **out_op);
 537
 538 typedef
 539 acpi_status (*acpi_parse_upwards) (
 540         struct acpi_walk_state              *walk_state);
 541
 542
 543 /*
 544  * Notify info - used to pass info to the deferred notify
 545  * handler/dispatcher.
 546  */
 547 struct acpi_notify_info
 548 {
 549         ACPI_STATE_COMMON
 550         struct acpi_namespace_node          *node;
 551         union acpi_operand_object           *handler_obj;
 552 };
 553
 554
 555 /* Generic state is union of structs above */
 556
 557 union acpi_generic_state
 558 {
 559         struct acpi_common_state            common;
 560         struct acpi_control_state           control;
 561         struct acpi_update_state            update;
 562         struct acpi_scope_state             scope;
 563         struct acpi_pscope_state            parse_scope;
 564         struct acpi_pkg_state               pkg;
 565         struct acpi_thread_state            thread;
 566         struct acpi_result_values           results;
 567         struct acpi_notify_info             notify;
 568 };
 569
 570
 571 /*****************************************************************************
 572  *
 573  * Interpreter typedefs and structs
 574  *
 575  ****************************************************************************/
 576
 577 typedef
 578 acpi_status (*ACPI_EXECUTE_OP) (
 579         struct acpi_walk_state              *walk_state);
 580
 581
 582 /*****************************************************************************
 583  *
 584  * Parser typedefs and structs
 585  *
 586  ****************************************************************************/
 587
 588 /*
 589  * AML opcode, name, and argument layout
 590  */
 591 struct acpi_opcode_info
 592 {
 593 #if defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUG_OUTPUT)
 594         char                                *name;          /* Opcode name (disassembler/debug only) */
 595 #endif
 596         u32                                 parse_args;     /* Grammar/Parse time arguments */
 597         u32                                 runtime_args;   /* Interpret time arguments */
 598         u32                                 flags;          /* Misc flags */
 599         u8                                  object_type;    /* Corresponding internal object type */
 600         u8                                  class;          /* Opcode class */
 601         u8                                  type;           /* Opcode type */
 602 };
 603
 604
 605 union acpi_parse_value
 606 {
 607         acpi_integer                        integer;        /* Integer constant (Up to 64 bits) */
 608         struct uint64_struct                integer64;      /* Structure overlay for 2 32-bit Dwords */
 609         u32                                 size;           /* bytelist or field size */
 610         char                                *string;        /* NULL terminated string */
 611         u8                                  *buffer;        /* buffer or string */
 612         char                                *name;          /* NULL terminated string */
 613         union acpi_parse_object             *arg;           /* arguments and contained ops */
 614 };
 615
 616
 617 #define ACPI_PARSE_COMMON \
 618         u8                                  data_type;      /* To differentiate various internal objs */\
 619         u8                                  flags;          /* Type of Op */\
 620         u16                                 aml_opcode;     /* AML opcode */\
 621         u32                                 aml_offset;     /* Offset of declaration in AML */\
 622         union acpi_parse_object             *parent;        /* Parent op */\
 623         union acpi_parse_object             *next;          /* Next op */\
 624         ACPI_DISASM_ONLY_MEMBERS (\
 625         u8                                  disasm_flags;   /* Used during AML disassembly */\
 626         u8                                  disasm_opcode;  /* Subtype used for disassembly */\
 627         char                                aml_op_name[16]) /* Op name (debug only) */\
 628                            /* NON-DEBUG members below: */\
 629         struct acpi_namespace_node          *node;          /* For use by interpreter */\
 630         union acpi_parse_value              value;          /* Value or args associated with the opcode */\
 631
 632
 633 #define ACPI_DASM_BUFFER        0x00
 634 #define ACPI_DASM_RESOURCE      0x01
 635 #define ACPI_DASM_STRING        0x02
 636 #define ACPI_DASM_UNICODE       0x03
 637 #define ACPI_DASM_EISAID        0x04
 638 #define ACPI_DASM_MATCHOP       0x05
 639
 640 /*
 641  * generic operation (for example:  If, While, Store)
 642  */
 643 struct acpi_parse_obj_common
 644 {
 645         ACPI_PARSE_COMMON
 646 };
 647
 648
 649 /*
 650  * Extended Op for named ops (Scope, Method, etc.), deferred ops (Methods and op_regions),
 651  * and bytelists.
 652  */
 653 struct acpi_parse_obj_named
 654 {
 655         ACPI_PARSE_COMMON
 656         u8                                  *path;
 657         u8                                  *data;          /* AML body or bytelist data */
 658         u32                                 length;         /* AML length */
 659         u32                                 name;           /* 4-byte name or zero if no name */
 660 };
 661
 662
 663 /* The parse node is the fundamental element of the parse tree */
 664
 665 struct acpi_parse_obj_asl
 666 {
 667         ACPI_PARSE_COMMON
 668         union acpi_parse_object             *child;
 669         union acpi_parse_object             *parent_method;
 670         char                                *filename;
 671         char                                *external_name;
 672         char                                *namepath;
 673         char                                name_seg[4];
 674         u32                                 extra_value;
 675         u32                                 column;
 676         u32                                 line_number;
 677         u32                                 logical_line_number;
 678         u32                                 logical_byte_offset;
 679         u32                                 end_line;
 680         u32                                 end_logical_line;
 681         u32                                 acpi_btype;
 682         u32                                 aml_length;
 683         u32                                 aml_subtree_length;
 684         u32                                 final_aml_length;
 685         u32                                 final_aml_offset;
 686         u32                                 compile_flags;
 687         u16                                 parse_opcode;
 688         u8                                  aml_opcode_length;
 689         u8                                  aml_pkg_len_bytes;
 690         u8                                  extra;
 691         char                                parse_op_name[12];
 692 };
 693
 694
 695 union acpi_parse_object
 696 {
 697         struct acpi_parse_obj_common        common;
 698         struct acpi_parse_obj_named         named;
 699         struct acpi_parse_obj_asl           asl;
 700 };
 701
 702
 703 /*
 704  * Parse state - one state per parser invocation and each control
 705  * method.
 706  */
 707 struct acpi_parse_state
 708 {
 709         u32                                 aml_size;
 710         u8                                  *aml_start;     /* First AML byte */
 711         u8                                  *aml;           /* Next AML byte */
 712         u8                                  *aml_end;       /* (last + 1) AML byte */
 713         u8                                  *pkg_start;     /* Current package begin */
 714         u8                                  *pkg_end;       /* Current package end */
 715         union acpi_parse_object             *start_op;      /* Root of parse tree */
 716         struct acpi_namespace_node          *start_node;
 717         union acpi_generic_state            *scope;         /* Current scope */
 718         union acpi_parse_object             *start_scope;
 719 };
 720
 721
 722 /* Parse object flags */
 723
 724 #define ACPI_PARSEOP_GENERIC                    0x01
 725 #define ACPI_PARSEOP_NAMED                      0x02
 726 #define ACPI_PARSEOP_DEFERRED                   0x04
 727 #define ACPI_PARSEOP_BYTELIST                   0x08
 728 #define ACPI_PARSEOP_IN_CACHE                   0x80
 729
 730 /* Parse object disasm_flags */
 731
 732 #define ACPI_PARSEOP_IGNORE                     0x01
 733 #define ACPI_PARSEOP_PARAMLIST                  0x02
 734 #define ACPI_PARSEOP_EMPTY_TERMLIST             0x04
 735 #define ACPI_PARSEOP_SPECIAL                    0x10
 736
 737
 738 /*****************************************************************************
 739  *
 740  * Hardware (ACPI registers) and PNP
 741  *
 742  ****************************************************************************/
 743
 744 #define PCI_ROOT_HID_STRING         "PNP0A03"
 745
 746 struct acpi_bit_register_info
 747 {
 748         u8                                  parent_register;
 749         u8                                  bit_position;
 750         u16                                 access_bit_mask;
 751 };
 752
 753
 754 /*
 755  * Register IDs
 756  * These are the full ACPI registers
 757  */
 758 #define ACPI_REGISTER_PM1_STATUS                0x01
 759 #define ACPI_REGISTER_PM1_ENABLE                0x02
 760 #define ACPI_REGISTER_PM1_CONTROL               0x03
 761 #define ACPI_REGISTER_PM1A_CONTROL              0x04
 762 #define ACPI_REGISTER_PM1B_CONTROL              0x05
 763 #define ACPI_REGISTER_PM2_CONTROL               0x06
 764 #define ACPI_REGISTER_PM_TIMER                  0x07
 765 #define ACPI_REGISTER_PROCESSOR_BLOCK           0x08
 766 #define ACPI_REGISTER_SMI_COMMAND_BLOCK         0x09
 767
 768
 769 /* Masks used to access the bit_registers */
 770
 771 #define ACPI_BITMASK_TIMER_STATUS               0x0001
 772 #define ACPI_BITMASK_BUS_MASTER_STATUS          0x0010
 773 #define ACPI_BITMASK_GLOBAL_LOCK_STATUS         0x0020
 774 #define ACPI_BITMASK_POWER_BUTTON_STATUS        0x0100
 775 #define ACPI_BITMASK_SLEEP_BUTTON_STATUS        0x0200
 776 #define ACPI_BITMASK_RT_CLOCK_STATUS            0x0400
 777 #define ACPI_BITMASK_PCIEXP_WAKE_STATUS         0x4000    /* ACPI 3.0 */
 778 #define ACPI_BITMASK_WAKE_STATUS                0x8000
 779
 780 #define ACPI_BITMASK_ALL_FIXED_STATUS           (ACPI_BITMASK_TIMER_STATUS          | \
 781                          ACPI_BITMASK_BUS_MASTER_STATUS     | \
 782                          ACPI_BITMASK_GLOBAL_LOCK_STATUS    | \
 783                          ACPI_BITMASK_POWER_BUTTON_STATUS   | \
 784                          ACPI_BITMASK_SLEEP_BUTTON_STATUS   | \
 785                          ACPI_BITMASK_RT_CLOCK_STATUS       | \
 786                          ACPI_BITMASK_WAKE_STATUS)
 787
 788 #define ACPI_BITMASK_TIMER_ENABLE               0x0001
 789 #define ACPI_BITMASK_GLOBAL_LOCK_ENABLE         0x0020
 790 #define ACPI_BITMASK_POWER_BUTTON_ENABLE        0x0100
 791 #define ACPI_BITMASK_SLEEP_BUTTON_ENABLE        0x0200
 792 #define ACPI_BITMASK_RT_CLOCK_ENABLE            0x0400
 793 #define ACPI_BITMASK_PCIEXP_WAKE_DISABLE        0x4000    /* ACPI 3.0 */
 794
 795 #define ACPI_BITMASK_SCI_ENABLE                 0x0001
 796 #define ACPI_BITMASK_BUS_MASTER_RLD             0x0002
 797 #define ACPI_BITMASK_GLOBAL_LOCK_RELEASE        0x0004
 798 #define ACPI_BITMASK_SLEEP_TYPE_X               0x1C00
 799 #define ACPI_BITMASK_SLEEP_ENABLE               0x2000
 800
 801 #define ACPI_BITMASK_ARB_DISABLE                0x0001
 802
 803
 804 /* Raw bit position of each bit_register */
 805
 806 #define ACPI_BITPOSITION_TIMER_STATUS           0x00
 807 #define ACPI_BITPOSITION_BUS_MASTER_STATUS      0x04
 808 #define ACPI_BITPOSITION_GLOBAL_LOCK_STATUS     0x05
 809 #define ACPI_BITPOSITION_POWER_BUTTON_STATUS    0x08
 810 #define ACPI_BITPOSITION_SLEEP_BUTTON_STATUS    0x09
 811 #define ACPI_BITPOSITION_RT_CLOCK_STATUS        0x0A
 812 #define ACPI_BITPOSITION_PCIEXP_WAKE_STATUS     0x0E    /* ACPI 3.0 */
 813 #define ACPI_BITPOSITION_WAKE_STATUS            0x0F
 814
 815 #define ACPI_BITPOSITION_TIMER_ENABLE           0x00
 816 #define ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE     0x05
 817 #define ACPI_BITPOSITION_POWER_BUTTON_ENABLE    0x08
 818 #define ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE    0x09
 819 #define ACPI_BITPOSITION_RT_CLOCK_ENABLE        0x0A
 820 #define ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE    0x0E    /* ACPI 3.0 */
 821
 822 #define ACPI_BITPOSITION_SCI_ENABLE             0x00
 823 #define ACPI_BITPOSITION_BUS_MASTER_RLD         0x01
 824 #define ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE    0x02
 825 #define ACPI_BITPOSITION_SLEEP_TYPE_X           0x0A
 826 #define ACPI_BITPOSITION_SLEEP_ENABLE           0x0D
 827
 828 #define ACPI_BITPOSITION_ARB_DISABLE            0x00
 829
 830
 831 /*****************************************************************************
 832  *
 833  * Resource descriptors
 834  *
 835  ****************************************************************************/
 836
 837
 838 /* resource_type values */
 839
 840 #define ACPI_RESOURCE_TYPE_MEMORY_RANGE         0
 841 #define ACPI_RESOURCE_TYPE_IO_RANGE             1
 842 #define ACPI_RESOURCE_TYPE_BUS_NUMBER_RANGE     2
 843
 844 /* Resource descriptor types and masks */
 845
 846 #define ACPI_RDESC_TYPE_LARGE                   0x80
 847 #define ACPI_RDESC_TYPE_SMALL                   0x00
 848
 849 #define ACPI_RDESC_TYPE_MASK                    0x80
 850 #define ACPI_RDESC_SMALL_MASK                   0x78 /* Only bits 6:3 contain the type */
 851
 852
 853 /*
 854  * Small resource descriptor types
 855  * Note: The 3 length bits (2:0) must be zero
 856  */
 857 #define ACPI_RDESC_TYPE_IRQ_FORMAT              0x20
 858 #define ACPI_RDESC_TYPE_DMA_FORMAT              0x28
 859 #define ACPI_RDESC_TYPE_START_DEPENDENT         0x30
 860 #define ACPI_RDESC_TYPE_END_DEPENDENT           0x38
 861 #define ACPI_RDESC_TYPE_IO_PORT                 0x40
 862 #define ACPI_RDESC_TYPE_FIXED_IO_PORT           0x48
 863 #define ACPI_RDESC_TYPE_SMALL_VENDOR            0x70
 864 #define ACPI_RDESC_TYPE_END_TAG                 0x78
 865
 866 /*
 867  * Large resource descriptor types
 868  */
 869 #define ACPI_RDESC_TYPE_MEMORY_24               0x81
 870 #define ACPI_RDESC_TYPE_GENERAL_REGISTER        0x82
 871 #define ACPI_RDESC_TYPE_LARGE_VENDOR            0x84
 872 #define ACPI_RDESC_TYPE_MEMORY_32               0x85
 873 #define ACPI_RDESC_TYPE_FIXED_MEMORY_32         0x86
 874 #define ACPI_RDESC_TYPE_DWORD_ADDRESS_SPACE     0x87
 875 #define ACPI_RDESC_TYPE_WORD_ADDRESS_SPACE      0x88
 876 #define ACPI_RDESC_TYPE_EXTENDED_XRUPT          0x89
 877 #define ACPI_RDESC_TYPE_QWORD_ADDRESS_SPACE     0x8A
 878 #define ACPI_RDESC_TYPE_EXTENDED_ADDRESS_SPACE  0x8B
 879
 880
 881 /*****************************************************************************
 882  *
 883  * Miscellaneous
 884  *
 885  ****************************************************************************/
 886
 887 #define ACPI_ASCII_ZERO                      0x30
 888
 889
 890 /*****************************************************************************
 891  *
 892  * Debugger
 893  *
 894  ****************************************************************************/
 895
 896 struct acpi_db_method_info
 897 {
 898         acpi_handle                     thread_gate;
 899         char                            *name;
 900         char                            **args;
 901         u32                             flags;
 902         u32                             num_loops;
 903         char                            pathname[128];
 904 };
 905
 906 struct acpi_integrity_info
 907 {
 908         u32                         nodes;
 909         u32                         objects;
 910 };
 911
 912
 913 #define ACPI_DB_REDIRECTABLE_OUTPUT  0x01
 914 #define ACPI_DB_CONSOLE_OUTPUT       0x02
 915 #define ACPI_DB_DUPLICATE_OUTPUT     0x03
 916
 917
 918 /*****************************************************************************
 919  *
 920  * Debug
 921  *
 922  ****************************************************************************/
 923
 924 struct acpi_debug_print_info
 925 {
 926         u32                             component_id;
 927         char                            *proc_name;
 928         char                            *module_name;
 929 };
 930
 931
 932 /* Entry for a memory allocation (debug only) */
 933
 934 #define ACPI_MEM_MALLOC                      0
 935 #define ACPI_MEM_CALLOC                      1
 936 #define ACPI_MAX_MODULE_NAME                 16
 937
 938 #define ACPI_COMMON_DEBUG_MEM_HEADER \
 939         struct acpi_debug_mem_block         *previous; \
 940         struct acpi_debug_mem_block         *next; \
 941         u32                                 size; \
 942         u32                                 component; \
 943         u32                                 line; \
 944         char                                module[ACPI_MAX_MODULE_NAME]; \
 945         u8                                  alloc_type;
 946
 947 struct acpi_debug_mem_header
 948 {
 949         ACPI_COMMON_DEBUG_MEM_HEADER
 950 };
 951
 952 struct acpi_debug_mem_block
 953 {
 954         ACPI_COMMON_DEBUG_MEM_HEADER
 955         u64                                 user_space;
 956 };
 957
 958
 959 #define ACPI_MEM_LIST_GLOBAL            0
 960 #define ACPI_MEM_LIST_NSNODE            1
 961
 962 #define ACPI_MEM_LIST_FIRST_CACHE_LIST  2
 963 #define ACPI_MEM_LIST_STATE             2
 964 #define ACPI_MEM_LIST_PSNODE            3
 965 #define ACPI_MEM_LIST_PSNODE_EXT        4
 966 #define ACPI_MEM_LIST_OPERAND           5
 967 #define ACPI_MEM_LIST_WALK              6
 968 #define ACPI_MEM_LIST_MAX               6
 969 #define ACPI_NUM_MEM_LISTS              7
 970
 971
 972 struct acpi_memory_list
 973 {
 974         void                                *list_head;
 975         u16                                 link_offset;
 976         u16                                 max_cache_depth;
 977         u16                                 cache_depth;
 978         u16                                 object_size;
 979
 980 #ifdef ACPI_DBG_TRACK_ALLOCATIONS
 981
 982         /* Statistics for debug memory tracking only */
 983
 984         u32                                 total_allocated;
 985         u32                                 total_freed;
 986         u32                                 current_total_size;
 987         u32                                 cache_requests;
 988         u32                                 cache_hits;
 989         char                                *list_name;
 990 #endif
 991 };
 992
 993
 994 #endif /* __ACLOCAL_H__ */