linux/drivers/acpi/acpica/aclocal.h
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   1/******************************************************************************
   2 *
   3 * Name: aclocal.h - Internal data types used across the ACPI subsystem
   4 *
   5 *****************************************************************************/
   6
   7/*
   8 * Copyright (C) 2000 - 2017, Intel Corp.
   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/* acpisrc:struct_defs -- for acpisrc conversion */
  48
  49#define ACPI_SERIALIZED                 0xFF
  50
  51typedef u32 acpi_mutex_handle;
  52#define ACPI_GLOBAL_LOCK                (acpi_semaphore) (-1)
  53
  54/* Total number of aml opcodes defined */
  55
  56#define AML_NUM_OPCODES                 0x82
  57
  58/* Forward declarations */
  59
  60struct acpi_walk_state;
  61struct acpi_obj_mutex;
  62union acpi_parse_object;
  63
  64/*****************************************************************************
  65 *
  66 * Mutex typedefs and structs
  67 *
  68 ****************************************************************************/
  69
  70/*
  71 * Predefined handles for the mutex objects used within the subsystem
  72 * All mutex objects are automatically created by acpi_ut_mutex_initialize.
  73 *
  74 * The acquire/release ordering protocol is implied via this list. Mutexes
  75 * with a lower value must be acquired before mutexes with a higher value.
  76 *
  77 * NOTE: any changes here must be reflected in the acpi_gbl_mutex_names
  78 * table below also!
  79 */
  80#define ACPI_MTX_INTERPRETER            0       /* AML Interpreter, main lock */
  81#define ACPI_MTX_NAMESPACE              1       /* ACPI Namespace */
  82#define ACPI_MTX_TABLES                 2       /* Data for ACPI tables */
  83#define ACPI_MTX_EVENTS                 3       /* Data for ACPI events */
  84#define ACPI_MTX_CACHES                 4       /* Internal caches, general purposes */
  85#define ACPI_MTX_MEMORY                 5       /* Debug memory tracking lists */
  86
  87#define ACPI_MAX_MUTEX                  5
  88#define ACPI_NUM_MUTEX                  (ACPI_MAX_MUTEX+1)
  89
  90/* Lock structure for reader/writer interfaces */
  91
  92struct acpi_rw_lock {
  93        acpi_mutex writer_mutex;
  94        acpi_mutex reader_mutex;
  95        u32 num_readers;
  96};
  97
  98/*
  99 * Predefined handles for spinlocks used within the subsystem.
 100 * These spinlocks are created by acpi_ut_mutex_initialize
 101 */
 102#define ACPI_LOCK_GPES                  0
 103#define ACPI_LOCK_HARDWARE              1
 104
 105#define ACPI_MAX_LOCK                   1
 106#define ACPI_NUM_LOCK                   (ACPI_MAX_LOCK+1)
 107
 108/* This Thread ID means that the mutex is not in use (unlocked) */
 109
 110#define ACPI_MUTEX_NOT_ACQUIRED         ((acpi_thread_id) 0)
 111
 112/* This Thread ID means an invalid thread ID */
 113
 114#ifdef ACPI_OS_INVALID_THREAD_ID
 115#define ACPI_INVALID_THREAD_ID          ACPI_OS_INVALID_THREAD_ID
 116#else
 117#define ACPI_INVALID_THREAD_ID          ((acpi_thread_id) 0xFFFFFFFF)
 118#endif
 119
 120/* Table for the global mutexes */
 121
 122struct acpi_mutex_info {
 123        acpi_mutex mutex;
 124        u32 use_count;
 125        acpi_thread_id thread_id;
 126};
 127
 128/* Lock flag parameter for various interfaces */
 129
 130#define ACPI_MTX_DO_NOT_LOCK            0
 131#define ACPI_MTX_LOCK                   1
 132
 133/* Field access granularities */
 134
 135#define ACPI_FIELD_BYTE_GRANULARITY     1
 136#define ACPI_FIELD_WORD_GRANULARITY     2
 137#define ACPI_FIELD_DWORD_GRANULARITY    4
 138#define ACPI_FIELD_QWORD_GRANULARITY    8
 139
 140#define ACPI_ENTRY_NOT_FOUND            NULL
 141
 142/*****************************************************************************
 143 *
 144 * Namespace typedefs and structs
 145 *
 146 ****************************************************************************/
 147
 148/* Operational modes of the AML interpreter/scanner */
 149
 150typedef enum {
 151        ACPI_IMODE_LOAD_PASS1 = 0x01,
 152        ACPI_IMODE_LOAD_PASS2 = 0x02,
 153        ACPI_IMODE_EXECUTE = 0x03
 154} acpi_interpreter_mode;
 155
 156/*
 157 * The Namespace Node describes a named object that appears in the AML.
 158 * descriptor_type is used to differentiate between internal descriptors.
 159 *
 160 * The node is optimized for both 32-bit and 64-bit platforms:
 161 * 20 bytes for the 32-bit case, 32 bytes for the 64-bit case.
 162 *
 163 * Note: The descriptor_type and Type fields must appear in the identical
 164 * position in both the struct acpi_namespace_node and union acpi_operand_object
 165 * structures.
 166 */
 167struct acpi_namespace_node {
 168        union acpi_operand_object *object;      /* Interpreter object */
 169        u8 descriptor_type;     /* Differentiate object descriptor types */
 170        u8 type;                /* ACPI Type associated with this name */
 171        u8 flags;               /* Miscellaneous flags */
 172        acpi_owner_id owner_id; /* Node creator */
 173        union acpi_name_union name;     /* ACPI Name, always 4 chars per ACPI spec */
 174        struct acpi_namespace_node *parent;     /* Parent node */
 175        struct acpi_namespace_node *child;      /* First child */
 176        struct acpi_namespace_node *peer;       /* First peer */
 177
 178        /*
 179         * The following fields are used by the ASL compiler and disassembler only
 180         */
 181#ifdef ACPI_LARGE_NAMESPACE_NODE
 182        union acpi_parse_object *op;
 183        void *method_locals;
 184        void *method_args;
 185        u32 value;
 186        u32 length;
 187        u8 arg_count;
 188
 189#endif
 190};
 191
 192/* Namespace Node flags */
 193
 194#define ANOBJ_RESERVED                  0x01    /* Available for use */
 195#define ANOBJ_TEMPORARY                 0x02    /* Node is create by a method and is temporary */
 196#define ANOBJ_METHOD_ARG                0x04    /* Node is a method argument */
 197#define ANOBJ_METHOD_LOCAL              0x08    /* Node is a method local */
 198#define ANOBJ_SUBTREE_HAS_INI           0x10    /* Used to optimize device initialization */
 199#define ANOBJ_EVALUATED                 0x20    /* Set on first evaluation of node */
 200#define ANOBJ_ALLOCATED_BUFFER          0x40    /* Method AML buffer is dynamic (install_method) */
 201
 202#define ANOBJ_IS_EXTERNAL               0x08    /* iASL only: This object created via External() */
 203#define ANOBJ_METHOD_NO_RETVAL          0x10    /* iASL only: Method has no return value */
 204#define ANOBJ_METHOD_SOME_NO_RETVAL     0x20    /* iASL only: Method has at least one return value */
 205#define ANOBJ_IS_REFERENCED             0x80    /* iASL only: Object was referenced */
 206
 207/* Internal ACPI table management - master table list */
 208
 209struct acpi_table_list {
 210        struct acpi_table_desc *tables; /* Table descriptor array */
 211        u32 current_table_count;        /* Tables currently in the array */
 212        u32 max_table_count;    /* Max tables array will hold */
 213        u8 flags;
 214};
 215
 216/* Flags for above */
 217
 218#define ACPI_ROOT_ORIGIN_UNKNOWN        (0)     /* ~ORIGIN_ALLOCATED */
 219#define ACPI_ROOT_ORIGIN_ALLOCATED      (1)
 220#define ACPI_ROOT_ALLOW_RESIZE          (2)
 221
 222/* List to manage incoming ACPI tables */
 223
 224struct acpi_new_table_desc {
 225        struct acpi_table_header *table;
 226        struct acpi_new_table_desc *next;
 227};
 228
 229/* Predefined table indexes */
 230
 231#define ACPI_INVALID_TABLE_INDEX        (0xFFFFFFFF)
 232
 233struct acpi_find_context {
 234        char *search_for;
 235        acpi_handle *list;
 236        u32 *count;
 237};
 238
 239struct acpi_ns_search_data {
 240        struct acpi_namespace_node *node;
 241};
 242
 243/* Object types used during package copies */
 244
 245#define ACPI_COPY_TYPE_SIMPLE           0
 246#define ACPI_COPY_TYPE_PACKAGE          1
 247
 248/* Info structure used to convert external<->internal namestrings */
 249
 250struct acpi_namestring_info {
 251        const char *external_name;
 252        const char *next_external_char;
 253        char *internal_name;
 254        u32 length;
 255        u32 num_segments;
 256        u32 num_carats;
 257        u8 fully_qualified;
 258};
 259
 260/* Field creation info */
 261
 262struct acpi_create_field_info {
 263        struct acpi_namespace_node *region_node;
 264        struct acpi_namespace_node *field_node;
 265        struct acpi_namespace_node *register_node;
 266        struct acpi_namespace_node *data_register_node;
 267        struct acpi_namespace_node *connection_node;
 268        u8 *resource_buffer;
 269        u32 bank_value;
 270        u32 field_bit_position;
 271        u32 field_bit_length;
 272        u16 resource_length;
 273        u16 pin_number_index;
 274        u8 field_flags;
 275        u8 attribute;
 276        u8 field_type;
 277        u8 access_length;
 278};
 279
 280typedef
 281acpi_status (*acpi_internal_method) (struct acpi_walk_state * walk_state);
 282
 283/*
 284 * Bitmapped ACPI types. Used internally only
 285 */
 286#define ACPI_BTYPE_ANY                  0x00000000
 287#define ACPI_BTYPE_INTEGER              0x00000001
 288#define ACPI_BTYPE_STRING               0x00000002
 289#define ACPI_BTYPE_BUFFER               0x00000004
 290#define ACPI_BTYPE_PACKAGE              0x00000008
 291#define ACPI_BTYPE_FIELD_UNIT           0x00000010
 292#define ACPI_BTYPE_DEVICE               0x00000020
 293#define ACPI_BTYPE_EVENT                0x00000040
 294#define ACPI_BTYPE_METHOD               0x00000080
 295#define ACPI_BTYPE_MUTEX                0x00000100
 296#define ACPI_BTYPE_REGION               0x00000200
 297#define ACPI_BTYPE_POWER                0x00000400
 298#define ACPI_BTYPE_PROCESSOR            0x00000800
 299#define ACPI_BTYPE_THERMAL              0x00001000
 300#define ACPI_BTYPE_BUFFER_FIELD         0x00002000
 301#define ACPI_BTYPE_DDB_HANDLE           0x00004000
 302#define ACPI_BTYPE_DEBUG_OBJECT         0x00008000
 303#define ACPI_BTYPE_REFERENCE_OBJECT     0x00010000      /* From Index(), ref_of(), etc (type6_opcodes) */
 304#define ACPI_BTYPE_RESOURCE             0x00020000
 305#define ACPI_BTYPE_NAMED_REFERENCE      0x00040000      /* Generic unresolved Name or Namepath */
 306
 307#define ACPI_BTYPE_COMPUTE_DATA         (ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING | ACPI_BTYPE_BUFFER)
 308
 309#define ACPI_BTYPE_DATA                 (ACPI_BTYPE_COMPUTE_DATA  | ACPI_BTYPE_PACKAGE)
 310
 311        /* Used by Copy, de_ref_of, Store, Printf, Fprintf */
 312
 313#define ACPI_BTYPE_DATA_REFERENCE       (ACPI_BTYPE_DATA | ACPI_BTYPE_REFERENCE_OBJECT | ACPI_BTYPE_DDB_HANDLE)
 314#define ACPI_BTYPE_DEVICE_OBJECTS       (ACPI_BTYPE_DEVICE | ACPI_BTYPE_THERMAL | ACPI_BTYPE_PROCESSOR)
 315#define ACPI_BTYPE_OBJECTS_AND_REFS     0x0001FFFF      /* ARG or LOCAL */
 316#define ACPI_BTYPE_ALL_OBJECTS          0x0000FFFF
 317
 318#pragma pack(1)
 319
 320/*
 321 * Information structure for ACPI predefined names.
 322 * Each entry in the table contains the following items:
 323 *
 324 * name                 - The ACPI reserved name
 325 * param_count          - Number of arguments to the method
 326 * expected_return_btypes - Allowed type(s) for the return value
 327 */
 328struct acpi_name_info {
 329        char name[ACPI_NAME_SIZE];
 330        u16 argument_list;
 331        u8 expected_btypes;
 332};
 333
 334/*
 335 * Secondary information structures for ACPI predefined objects that return
 336 * package objects. This structure appears as the next entry in the table
 337 * after the NAME_INFO structure above.
 338 *
 339 * The reason for this is to minimize the size of the predefined name table.
 340 */
 341
 342/*
 343 * Used for ACPI_PTYPE1_FIXED, ACPI_PTYPE1_VAR, ACPI_PTYPE2,
 344 * ACPI_PTYPE2_MIN, ACPI_PTYPE2_PKG_COUNT, ACPI_PTYPE2_COUNT,
 345 * ACPI_PTYPE2_FIX_VAR
 346 */
 347struct acpi_package_info {
 348        u8 type;
 349        u8 object_type1;
 350        u8 count1;
 351        u8 object_type2;
 352        u8 count2;
 353        u16 reserved;
 354};
 355
 356/* Used for ACPI_PTYPE2_FIXED */
 357
 358struct acpi_package_info2 {
 359        u8 type;
 360        u8 count;
 361        u8 object_type[4];
 362        u8 reserved;
 363};
 364
 365/* Used for ACPI_PTYPE1_OPTION */
 366
 367struct acpi_package_info3 {
 368        u8 type;
 369        u8 count;
 370        u8 object_type[2];
 371        u8 tail_object_type;
 372        u16 reserved;
 373};
 374
 375struct acpi_package_info4 {
 376        u8 type;
 377        u8 object_type1;
 378        u8 count1;
 379        u8 sub_object_types;
 380        u8 pkg_count;
 381        u16 reserved;
 382};
 383
 384union acpi_predefined_info {
 385        struct acpi_name_info info;
 386        struct acpi_package_info ret_info;
 387        struct acpi_package_info2 ret_info2;
 388        struct acpi_package_info3 ret_info3;
 389        struct acpi_package_info4 ret_info4;
 390};
 391
 392/* Reset to default packing */
 393
 394#pragma pack()
 395
 396/* Return object auto-repair info */
 397
 398typedef acpi_status (*acpi_object_converter) (struct acpi_namespace_node *
 399                                              scope,
 400                                              union acpi_operand_object *
 401                                              original_object,
 402                                              union acpi_operand_object **
 403                                              converted_object);
 404
 405struct acpi_simple_repair_info {
 406        char name[ACPI_NAME_SIZE];
 407        u32 unexpected_btypes;
 408        u32 package_index;
 409        acpi_object_converter object_converter;
 410};
 411
 412/*
 413 * Bitmapped return value types
 414 * Note: the actual data types must be contiguous, a loop in nspredef.c
 415 * depends on this.
 416 */
 417#define ACPI_RTYPE_ANY                  0x00
 418#define ACPI_RTYPE_NONE                 0x01
 419#define ACPI_RTYPE_INTEGER              0x02
 420#define ACPI_RTYPE_STRING               0x04
 421#define ACPI_RTYPE_BUFFER               0x08
 422#define ACPI_RTYPE_PACKAGE              0x10
 423#define ACPI_RTYPE_REFERENCE            0x20
 424#define ACPI_RTYPE_ALL                  0x3F
 425
 426#define ACPI_NUM_RTYPES                 5       /* Number of actual object types */
 427
 428/* Info for running the _REG methods */
 429
 430struct acpi_reg_walk_info {
 431        acpi_adr_space_type space_id;
 432        u32 function;
 433        u32 reg_run_count;
 434};
 435
 436/*****************************************************************************
 437 *
 438 * Event typedefs and structs
 439 *
 440 ****************************************************************************/
 441
 442/* Dispatch info for each host-installed SCI handler */
 443
 444struct acpi_sci_handler_info {
 445        struct acpi_sci_handler_info *next;
 446        acpi_sci_handler address;       /* Address of handler */
 447        void *context;          /* Context to be passed to handler */
 448};
 449
 450/* Dispatch info for each GPE -- either a method or handler, cannot be both */
 451
 452struct acpi_gpe_handler_info {
 453        acpi_gpe_handler address;       /* Address of handler, if any */
 454        void *context;          /* Context to be passed to handler */
 455        struct acpi_namespace_node *method_node;        /* Method node for this GPE level (saved) */
 456        u8 original_flags;      /* Original (pre-handler) GPE info */
 457        u8 originally_enabled;  /* True if GPE was originally enabled */
 458};
 459
 460/* Notify info for implicit notify, multiple device objects */
 461
 462struct acpi_gpe_notify_info {
 463        struct acpi_namespace_node *device_node;        /* Device to be notified */
 464        struct acpi_gpe_notify_info *next;
 465};
 466
 467/*
 468 * GPE dispatch info. At any time, the GPE can have at most one type
 469 * of dispatch - Method, Handler, or Implicit Notify.
 470 */
 471union acpi_gpe_dispatch_info {
 472        struct acpi_namespace_node *method_node;        /* Method node for this GPE level */
 473        struct acpi_gpe_handler_info *handler;  /* Installed GPE handler */
 474        struct acpi_gpe_notify_info *notify_list;       /* List of _PRW devices for implicit notifies */
 475};
 476
 477/*
 478 * Information about a GPE, one per each GPE in an array.
 479 * NOTE: Important to keep this struct as small as possible.
 480 */
 481struct acpi_gpe_event_info {
 482        union acpi_gpe_dispatch_info dispatch;  /* Either Method, Handler, or notify_list */
 483        struct acpi_gpe_register_info *register_info;   /* Backpointer to register info */
 484        u8 flags;               /* Misc info about this GPE */
 485        u8 gpe_number;          /* This GPE */
 486        u8 runtime_count;       /* References to a run GPE */
 487        u8 disable_for_dispatch;        /* Masked during dispatching */
 488};
 489
 490/* Information about a GPE register pair, one per each status/enable pair in an array */
 491
 492struct acpi_gpe_register_info {
 493        struct acpi_generic_address status_address;     /* Address of status reg */
 494        struct acpi_generic_address enable_address;     /* Address of enable reg */
 495        u16 base_gpe_number;    /* Base GPE number for this register */
 496        u8 enable_for_wake;     /* GPEs to keep enabled when sleeping */
 497        u8 enable_for_run;      /* GPEs to keep enabled when running */
 498        u8 mask_for_run;        /* GPEs to keep masked when running */
 499        u8 enable_mask;         /* Current mask of enabled GPEs */
 500};
 501
 502/*
 503 * Information about a GPE register block, one per each installed block --
 504 * GPE0, GPE1, and one per each installed GPE Block Device.
 505 */
 506struct acpi_gpe_block_info {
 507        struct acpi_namespace_node *node;
 508        struct acpi_gpe_block_info *previous;
 509        struct acpi_gpe_block_info *next;
 510        struct acpi_gpe_xrupt_info *xrupt_block;        /* Backpointer to interrupt block */
 511        struct acpi_gpe_register_info *register_info;   /* One per GPE register pair */
 512        struct acpi_gpe_event_info *event_info; /* One for each GPE */
 513        u64 address;            /* Base address of the block */
 514        u32 register_count;     /* Number of register pairs in block */
 515        u16 gpe_count;          /* Number of individual GPEs in block */
 516        u16 block_base_number;  /* Base GPE number for this block */
 517        u8 space_id;
 518        u8 initialized;         /* TRUE if this block is initialized */
 519};
 520
 521/* Information about GPE interrupt handlers, one per each interrupt level used for GPEs */
 522
 523struct acpi_gpe_xrupt_info {
 524        struct acpi_gpe_xrupt_info *previous;
 525        struct acpi_gpe_xrupt_info *next;
 526        struct acpi_gpe_block_info *gpe_block_list_head;        /* List of GPE blocks for this xrupt */
 527        u32 interrupt_number;   /* System interrupt number */
 528};
 529
 530struct acpi_gpe_walk_info {
 531        struct acpi_namespace_node *gpe_device;
 532        struct acpi_gpe_block_info *gpe_block;
 533        u16 count;
 534        acpi_owner_id owner_id;
 535        u8 execute_by_owner_id;
 536};
 537
 538struct acpi_gpe_device_info {
 539        u32 index;
 540        u32 next_block_base_index;
 541        acpi_status status;
 542        struct acpi_namespace_node *gpe_device;
 543};
 544
 545typedef acpi_status (*acpi_gpe_callback) (struct acpi_gpe_xrupt_info *
 546                                          gpe_xrupt_info,
 547                                          struct acpi_gpe_block_info *
 548                                          gpe_block, void *context);
 549
 550/* Information about each particular fixed event */
 551
 552struct acpi_fixed_event_handler {
 553        acpi_event_handler handler;     /* Address of handler. */
 554        void *context;          /* Context to be passed to handler */
 555};
 556
 557struct acpi_fixed_event_info {
 558        u8 status_register_id;
 559        u8 enable_register_id;
 560        u16 status_bit_mask;
 561        u16 enable_bit_mask;
 562};
 563
 564/* Information used during field processing */
 565
 566struct acpi_field_info {
 567        u8 skip_field;
 568        u8 field_flag;
 569        u32 pkg_length;
 570};
 571
 572/*****************************************************************************
 573 *
 574 * Generic "state" object for stacks
 575 *
 576 ****************************************************************************/
 577
 578#define ACPI_CONTROL_NORMAL                  0xC0
 579#define ACPI_CONTROL_CONDITIONAL_EXECUTING   0xC1
 580#define ACPI_CONTROL_PREDICATE_EXECUTING     0xC2
 581#define ACPI_CONTROL_PREDICATE_FALSE         0xC3
 582#define ACPI_CONTROL_PREDICATE_TRUE          0xC4
 583
 584#define ACPI_STATE_COMMON \
 585        void                            *next; \
 586        u8                              descriptor_type; /* To differentiate various internal objs */\
 587        u8                              flags; \
 588        u16                             value; \
 589        u16                             state;
 590
 591        /* There are 2 bytes available here until the next natural alignment boundary */
 592
 593struct acpi_common_state {
 594ACPI_STATE_COMMON};
 595
 596/*
 597 * Update state - used to traverse complex objects such as packages
 598 */
 599struct acpi_update_state {
 600        ACPI_STATE_COMMON union acpi_operand_object *object;
 601};
 602
 603/*
 604 * Pkg state - used to traverse nested package structures
 605 */
 606struct acpi_pkg_state {
 607        ACPI_STATE_COMMON u16 index;
 608        union acpi_operand_object *source_object;
 609        union acpi_operand_object *dest_object;
 610        struct acpi_walk_state *walk_state;
 611        void *this_target_obj;
 612        u32 num_packages;
 613};
 614
 615/*
 616 * Control state - one per if/else and while constructs.
 617 * Allows nesting of these constructs
 618 */
 619struct acpi_control_state {
 620        ACPI_STATE_COMMON u16 opcode;
 621        union acpi_parse_object *predicate_op;
 622        u8 *aml_predicate_start;        /* Start of if/while predicate */
 623        u8 *package_end;        /* End of if/while block */
 624        u32 loop_count;         /* While() loop counter */
 625};
 626
 627/*
 628 * Scope state - current scope during namespace lookups
 629 */
 630struct acpi_scope_state {
 631        ACPI_STATE_COMMON struct acpi_namespace_node *node;
 632};
 633
 634struct acpi_pscope_state {
 635        ACPI_STATE_COMMON u32 arg_count;        /* Number of fixed arguments */
 636        union acpi_parse_object *op;    /* Current op being parsed */
 637        u8 *arg_end;            /* Current argument end */
 638        u8 *pkg_end;            /* Current package end */
 639        u32 arg_list;           /* Next argument to parse */
 640};
 641
 642/*
 643 * Thread state - one per thread across multiple walk states. Multiple walk
 644 * states are created when there are nested control methods executing.
 645 */
 646struct acpi_thread_state {
 647        ACPI_STATE_COMMON u8 current_sync_level;        /* Mutex Sync (nested acquire) level */
 648        struct acpi_walk_state *walk_state_list;        /* Head of list of walk_states for this thread */
 649        union acpi_operand_object *acquired_mutex_list; /* List of all currently acquired mutexes */
 650        acpi_thread_id thread_id;       /* Running thread ID */
 651};
 652
 653/*
 654 * Result values - used to accumulate the results of nested
 655 * AML arguments
 656 */
 657struct acpi_result_values {
 658        ACPI_STATE_COMMON
 659            union acpi_operand_object *obj_desc[ACPI_RESULTS_FRAME_OBJ_NUM];
 660};
 661
 662typedef
 663acpi_status (*acpi_parse_downwards) (struct acpi_walk_state * walk_state,
 664                                     union acpi_parse_object ** out_op);
 665
 666typedef
 667acpi_status (*acpi_parse_upwards) (struct acpi_walk_state * walk_state);
 668
 669/* Global handlers for AML Notifies */
 670
 671struct acpi_global_notify_handler {
 672        acpi_notify_handler handler;
 673        void *context;
 674};
 675
 676/*
 677 * Notify info - used to pass info to the deferred notify
 678 * handler/dispatcher.
 679 */
 680struct acpi_notify_info {
 681        ACPI_STATE_COMMON u8 handler_list_id;
 682        struct acpi_namespace_node *node;
 683        union acpi_operand_object *handler_list_head;
 684        struct acpi_global_notify_handler *global;
 685};
 686
 687/* Generic state is union of structs above */
 688
 689union acpi_generic_state {
 690        struct acpi_common_state common;
 691        struct acpi_control_state control;
 692        struct acpi_update_state update;
 693        struct acpi_scope_state scope;
 694        struct acpi_pscope_state parse_scope;
 695        struct acpi_pkg_state pkg;
 696        struct acpi_thread_state thread;
 697        struct acpi_result_values results;
 698        struct acpi_notify_info notify;
 699};
 700
 701/*****************************************************************************
 702 *
 703 * Interpreter typedefs and structs
 704 *
 705 ****************************************************************************/
 706
 707typedef
 708acpi_status (*acpi_execute_op) (struct acpi_walk_state * walk_state);
 709
 710/* Address Range info block */
 711
 712struct acpi_address_range {
 713        struct acpi_address_range *next;
 714        struct acpi_namespace_node *region_node;
 715        acpi_physical_address start_address;
 716        acpi_physical_address end_address;
 717};
 718
 719/*****************************************************************************
 720 *
 721 * Parser typedefs and structs
 722 *
 723 ****************************************************************************/
 724
 725/*
 726 * AML opcode, name, and argument layout
 727 */
 728struct acpi_opcode_info {
 729#if defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUG_OUTPUT)
 730        char *name;             /* Opcode name (disassembler/debug only) */
 731#endif
 732        u32 parse_args;         /* Grammar/Parse time arguments */
 733        u32 runtime_args;       /* Interpret time arguments */
 734        u16 flags;              /* Misc flags */
 735        u8 object_type;         /* Corresponding internal object type */
 736        u8 class;               /* Opcode class */
 737        u8 type;                /* Opcode type */
 738};
 739
 740/* Value associated with the parse object */
 741
 742union acpi_parse_value {
 743        u64 integer;            /* Integer constant (Up to 64 bits) */
 744        u32 size;               /* bytelist or field size */
 745        char *string;           /* NULL terminated string */
 746        u8 *buffer;             /* buffer or string */
 747        char *name;             /* NULL terminated string */
 748        union acpi_parse_object *arg;   /* arguments and contained ops */
 749};
 750
 751#if defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUG_OUTPUT)
 752#define ACPI_DISASM_ONLY_MEMBERS(a)     a;
 753#else
 754#define ACPI_DISASM_ONLY_MEMBERS(a)
 755#endif
 756
 757#define ACPI_PARSE_COMMON \
 758        union acpi_parse_object         *parent;        /* Parent op */\
 759        u8                              descriptor_type; /* To differentiate various internal objs */\
 760        u8                              flags;          /* Type of Op */\
 761        u16                             aml_opcode;     /* AML opcode */\
 762        u8                              *aml;           /* Address of declaration in AML */\
 763        union acpi_parse_object         *next;          /* Next op */\
 764        struct acpi_namespace_node      *node;          /* For use by interpreter */\
 765        union acpi_parse_value          value;          /* Value or args associated with the opcode */\
 766        u8                              arg_list_length; /* Number of elements in the arg list */\
 767        ACPI_DISASM_ONLY_MEMBERS (\
 768        u16                             disasm_flags;   /* Used during AML disassembly */\
 769        u8                              disasm_opcode;  /* Subtype used for disassembly */\
 770        char                            *operator_symbol;/* Used for C-style operator name strings */\
 771        char                            aml_op_name[16])        /* Op name (debug only) */
 772
 773/* Internal opcodes for disasm_opcode field above */
 774
 775#define ACPI_DASM_BUFFER                0x00    /* Buffer is a simple data buffer */
 776#define ACPI_DASM_RESOURCE              0x01    /* Buffer is a Resource Descriptor */
 777#define ACPI_DASM_STRING                0x02    /* Buffer is a ASCII string */
 778#define ACPI_DASM_UNICODE               0x03    /* Buffer is a Unicode string */
 779#define ACPI_DASM_PLD_METHOD            0x04    /* Buffer is a _PLD method bit-packed buffer */
 780#define ACPI_DASM_UUID                  0x05    /* Buffer is a UUID/GUID */
 781#define ACPI_DASM_EISAID                0x06    /* Integer is an EISAID */
 782#define ACPI_DASM_MATCHOP               0x07    /* Parent opcode is a Match() operator */
 783#define ACPI_DASM_LNOT_PREFIX           0x08    /* Start of a Lnot_equal (etc.) pair of opcodes */
 784#define ACPI_DASM_LNOT_SUFFIX           0x09    /* End  of a Lnot_equal (etc.) pair of opcodes */
 785#define ACPI_DASM_HID_STRING            0x0A    /* String is a _HID or _CID */
 786#define ACPI_DASM_IGNORE_SINGLE         0x0B    /* Ignore the opcode but not it's children */
 787#define ACPI_DASM_SWITCH_PREDICATE      0x0C    /* Object is a predicate for a Switch or Case block */
 788#define ACPI_DASM_CASE                  0x0D    /* If/Else is a Case in a Switch/Case block */
 789#define ACPI_DASM_DEFAULT               0x0E    /* Else is a Default in a Switch/Case block */
 790
 791/*
 792 * Generic operation (for example:  If, While, Store)
 793 */
 794struct acpi_parse_obj_common {
 795ACPI_PARSE_COMMON};
 796
 797/*
 798 * Extended Op for named ops (Scope, Method, etc.), deferred ops (Methods and op_regions),
 799 * and bytelists.
 800 */
 801struct acpi_parse_obj_named {
 802        ACPI_PARSE_COMMON u8 *path;
 803        u8 *data;               /* AML body or bytelist data */
 804        u32 length;             /* AML length */
 805        u32 name;               /* 4-byte name or zero if no name */
 806};
 807
 808/* This version is used by the iASL compiler only */
 809
 810#define ACPI_MAX_PARSEOP_NAME   20
 811
 812struct acpi_parse_obj_asl {
 813        ACPI_PARSE_COMMON union acpi_parse_object *child;
 814        union acpi_parse_object *parent_method;
 815        char *filename;
 816        char *external_name;
 817        char *namepath;
 818        char name_seg[4];
 819        u32 extra_value;
 820        u32 column;
 821        u32 line_number;
 822        u32 logical_line_number;
 823        u32 logical_byte_offset;
 824        u32 end_line;
 825        u32 end_logical_line;
 826        u32 acpi_btype;
 827        u32 aml_length;
 828        u32 aml_subtree_length;
 829        u32 final_aml_length;
 830        u32 final_aml_offset;
 831        u32 compile_flags;
 832        u16 parse_opcode;
 833        u8 aml_opcode_length;
 834        u8 aml_pkg_len_bytes;
 835        u8 extra;
 836        char parse_op_name[ACPI_MAX_PARSEOP_NAME];
 837};
 838
 839union acpi_parse_object {
 840        struct acpi_parse_obj_common common;
 841        struct acpi_parse_obj_named named;
 842        struct acpi_parse_obj_asl asl;
 843};
 844
 845/*
 846 * Parse state - one state per parser invocation and each control
 847 * method.
 848 */
 849struct acpi_parse_state {
 850        u8 *aml_start;          /* First AML byte */
 851        u8 *aml;                /* Next AML byte */
 852        u8 *aml_end;            /* (last + 1) AML byte */
 853        u8 *pkg_start;          /* Current package begin */
 854        u8 *pkg_end;            /* Current package end */
 855        union acpi_parse_object *start_op;      /* Root of parse tree */
 856        struct acpi_namespace_node *start_node;
 857        union acpi_generic_state *scope;        /* Current scope */
 858        union acpi_parse_object *start_scope;
 859        u32 aml_size;
 860};
 861
 862/* Parse object flags */
 863
 864#define ACPI_PARSEOP_GENERIC                0x01
 865#define ACPI_PARSEOP_NAMED_OBJECT           0x02
 866#define ACPI_PARSEOP_DEFERRED               0x04
 867#define ACPI_PARSEOP_BYTELIST               0x08
 868#define ACPI_PARSEOP_IN_STACK               0x10
 869#define ACPI_PARSEOP_TARGET                 0x20
 870#define ACPI_PARSEOP_IN_CACHE               0x80
 871
 872/* Parse object disasm_flags */
 873
 874#define ACPI_PARSEOP_IGNORE                 0x0001
 875#define ACPI_PARSEOP_PARAMETER_LIST         0x0002
 876#define ACPI_PARSEOP_EMPTY_TERMLIST         0x0004
 877#define ACPI_PARSEOP_PREDEFINED_CHECKED     0x0008
 878#define ACPI_PARSEOP_CLOSING_PAREN          0x0010
 879#define ACPI_PARSEOP_COMPOUND_ASSIGNMENT    0x0020
 880#define ACPI_PARSEOP_ASSIGNMENT             0x0040
 881#define ACPI_PARSEOP_ELSEIF                 0x0080
 882#define ACPI_PARSEOP_LEGACY_ASL_ONLY        0x0100
 883
 884/*****************************************************************************
 885 *
 886 * Hardware (ACPI registers) and PNP
 887 *
 888 ****************************************************************************/
 889
 890struct acpi_bit_register_info {
 891        u8 parent_register;
 892        u8 bit_position;
 893        u16 access_bit_mask;
 894};
 895
 896/*
 897 * Some ACPI registers have bits that must be ignored -- meaning that they
 898 * must be preserved.
 899 */
 900#define ACPI_PM1_STATUS_PRESERVED_BITS          0x0800  /* Bit 11 */
 901
 902/* Write-only bits must be zeroed by software */
 903
 904#define ACPI_PM1_CONTROL_WRITEONLY_BITS         0x2004  /* Bits 13, 2 */
 905
 906/* For control registers, both ignored and reserved bits must be preserved */
 907
 908/*
 909 * For PM1 control, the SCI enable bit (bit 0, SCI_EN) is defined by the
 910 * ACPI specification to be a "preserved" bit - "OSPM always preserves this
 911 * bit position", section 4.7.3.2.1. However, on some machines the OS must
 912 * write a one to this bit after resume for the machine to work properly.
 913 * To enable this, we no longer attempt to preserve this bit. No machines
 914 * are known to fail if the bit is not preserved. (May 2009)
 915 */
 916#define ACPI_PM1_CONTROL_IGNORED_BITS           0x0200  /* Bit 9 */
 917#define ACPI_PM1_CONTROL_RESERVED_BITS          0xC1F8  /* Bits 14-15, 3-8 */
 918#define ACPI_PM1_CONTROL_PRESERVED_BITS \
 919               (ACPI_PM1_CONTROL_IGNORED_BITS | ACPI_PM1_CONTROL_RESERVED_BITS)
 920
 921#define ACPI_PM2_CONTROL_PRESERVED_BITS         0xFFFFFFFE      /* All except bit 0 */
 922
 923/*
 924 * Register IDs
 925 * These are the full ACPI registers
 926 */
 927#define ACPI_REGISTER_PM1_STATUS                0x01
 928#define ACPI_REGISTER_PM1_ENABLE                0x02
 929#define ACPI_REGISTER_PM1_CONTROL               0x03
 930#define ACPI_REGISTER_PM2_CONTROL               0x04
 931#define ACPI_REGISTER_PM_TIMER                  0x05
 932#define ACPI_REGISTER_PROCESSOR_BLOCK           0x06
 933#define ACPI_REGISTER_SMI_COMMAND_BLOCK         0x07
 934
 935/* Masks used to access the bit_registers */
 936
 937#define ACPI_BITMASK_TIMER_STATUS               0x0001
 938#define ACPI_BITMASK_BUS_MASTER_STATUS          0x0010
 939#define ACPI_BITMASK_GLOBAL_LOCK_STATUS         0x0020
 940#define ACPI_BITMASK_POWER_BUTTON_STATUS        0x0100
 941#define ACPI_BITMASK_SLEEP_BUTTON_STATUS        0x0200
 942#define ACPI_BITMASK_RT_CLOCK_STATUS            0x0400
 943#define ACPI_BITMASK_PCIEXP_WAKE_STATUS         0x4000  /* ACPI 3.0 */
 944#define ACPI_BITMASK_WAKE_STATUS                0x8000
 945
 946#define ACPI_BITMASK_ALL_FIXED_STATUS           (\
 947        ACPI_BITMASK_TIMER_STATUS          | \
 948        ACPI_BITMASK_BUS_MASTER_STATUS     | \
 949        ACPI_BITMASK_GLOBAL_LOCK_STATUS    | \
 950        ACPI_BITMASK_POWER_BUTTON_STATUS   | \
 951        ACPI_BITMASK_SLEEP_BUTTON_STATUS   | \
 952        ACPI_BITMASK_RT_CLOCK_STATUS       | \
 953        ACPI_BITMASK_PCIEXP_WAKE_STATUS    | \
 954        ACPI_BITMASK_WAKE_STATUS)
 955
 956#define ACPI_BITMASK_TIMER_ENABLE               0x0001
 957#define ACPI_BITMASK_GLOBAL_LOCK_ENABLE         0x0020
 958#define ACPI_BITMASK_POWER_BUTTON_ENABLE        0x0100
 959#define ACPI_BITMASK_SLEEP_BUTTON_ENABLE        0x0200
 960#define ACPI_BITMASK_RT_CLOCK_ENABLE            0x0400
 961#define ACPI_BITMASK_PCIEXP_WAKE_DISABLE        0x4000  /* ACPI 3.0 */
 962
 963#define ACPI_BITMASK_SCI_ENABLE                 0x0001
 964#define ACPI_BITMASK_BUS_MASTER_RLD             0x0002
 965#define ACPI_BITMASK_GLOBAL_LOCK_RELEASE        0x0004
 966#define ACPI_BITMASK_SLEEP_TYPE                 0x1C00
 967#define ACPI_BITMASK_SLEEP_ENABLE               0x2000
 968
 969#define ACPI_BITMASK_ARB_DISABLE                0x0001
 970
 971/* Raw bit position of each bit_register */
 972
 973#define ACPI_BITPOSITION_TIMER_STATUS           0x00
 974#define ACPI_BITPOSITION_BUS_MASTER_STATUS      0x04
 975#define ACPI_BITPOSITION_GLOBAL_LOCK_STATUS     0x05
 976#define ACPI_BITPOSITION_POWER_BUTTON_STATUS    0x08
 977#define ACPI_BITPOSITION_SLEEP_BUTTON_STATUS    0x09
 978#define ACPI_BITPOSITION_RT_CLOCK_STATUS        0x0A
 979#define ACPI_BITPOSITION_PCIEXP_WAKE_STATUS     0x0E    /* ACPI 3.0 */
 980#define ACPI_BITPOSITION_WAKE_STATUS            0x0F
 981
 982#define ACPI_BITPOSITION_TIMER_ENABLE           0x00
 983#define ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE     0x05
 984#define ACPI_BITPOSITION_POWER_BUTTON_ENABLE    0x08
 985#define ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE    0x09
 986#define ACPI_BITPOSITION_RT_CLOCK_ENABLE        0x0A
 987#define ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE    0x0E    /* ACPI 3.0 */
 988
 989#define ACPI_BITPOSITION_SCI_ENABLE             0x00
 990#define ACPI_BITPOSITION_BUS_MASTER_RLD         0x01
 991#define ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE    0x02
 992#define ACPI_BITPOSITION_SLEEP_TYPE             0x0A
 993#define ACPI_BITPOSITION_SLEEP_ENABLE           0x0D
 994
 995#define ACPI_BITPOSITION_ARB_DISABLE            0x00
 996
 997/* Structs and definitions for _OSI support and I/O port validation */
 998
 999#define ACPI_ALWAYS_ILLEGAL             0x00
1000
1001struct acpi_interface_info {
1002        char *name;
1003        struct acpi_interface_info *next;
1004        u8 flags;
1005        u8 value;
1006};
1007
1008#define ACPI_OSI_INVALID                0x01
1009#define ACPI_OSI_DYNAMIC                0x02
1010#define ACPI_OSI_FEATURE                0x04
1011#define ACPI_OSI_DEFAULT_INVALID        0x08
1012#define ACPI_OSI_OPTIONAL_FEATURE       (ACPI_OSI_FEATURE | ACPI_OSI_DEFAULT_INVALID | ACPI_OSI_INVALID)
1013
1014struct acpi_port_info {
1015        char *name;
1016        u16 start;
1017        u16 end;
1018        u8 osi_dependency;
1019};
1020
1021/*****************************************************************************
1022 *
1023 * Resource descriptors
1024 *
1025 ****************************************************************************/
1026
1027/* resource_type values */
1028
1029#define ACPI_ADDRESS_TYPE_MEMORY_RANGE          0
1030#define ACPI_ADDRESS_TYPE_IO_RANGE              1
1031#define ACPI_ADDRESS_TYPE_BUS_NUMBER_RANGE      2
1032
1033/* Resource descriptor types and masks */
1034
1035#define ACPI_RESOURCE_NAME_LARGE                0x80
1036#define ACPI_RESOURCE_NAME_SMALL                0x00
1037
1038#define ACPI_RESOURCE_NAME_SMALL_MASK           0x78    /* Bits 6:3 contain the type */
1039#define ACPI_RESOURCE_NAME_SMALL_LENGTH_MASK    0x07    /* Bits 2:0 contain the length */
1040#define ACPI_RESOURCE_NAME_LARGE_MASK           0x7F    /* Bits 6:0 contain the type */
1041
1042/*
1043 * Small resource descriptor "names" as defined by the ACPI specification.
1044 * Note: Bits 2:0 are used for the descriptor length
1045 */
1046#define ACPI_RESOURCE_NAME_IRQ                  0x20
1047#define ACPI_RESOURCE_NAME_DMA                  0x28
1048#define ACPI_RESOURCE_NAME_START_DEPENDENT      0x30
1049#define ACPI_RESOURCE_NAME_END_DEPENDENT        0x38
1050#define ACPI_RESOURCE_NAME_IO                   0x40
1051#define ACPI_RESOURCE_NAME_FIXED_IO             0x48
1052#define ACPI_RESOURCE_NAME_FIXED_DMA            0x50
1053#define ACPI_RESOURCE_NAME_RESERVED_S2          0x58
1054#define ACPI_RESOURCE_NAME_RESERVED_S3          0x60
1055#define ACPI_RESOURCE_NAME_RESERVED_S4          0x68
1056#define ACPI_RESOURCE_NAME_VENDOR_SMALL         0x70
1057#define ACPI_RESOURCE_NAME_END_TAG              0x78
1058
1059/*
1060 * Large resource descriptor "names" as defined by the ACPI specification.
1061 * Note: includes the Large Descriptor bit in bit[7]
1062 */
1063#define ACPI_RESOURCE_NAME_MEMORY24             0x81
1064#define ACPI_RESOURCE_NAME_GENERIC_REGISTER     0x82
1065#define ACPI_RESOURCE_NAME_RESERVED_L1          0x83
1066#define ACPI_RESOURCE_NAME_VENDOR_LARGE         0x84
1067#define ACPI_RESOURCE_NAME_MEMORY32             0x85
1068#define ACPI_RESOURCE_NAME_FIXED_MEMORY32       0x86
1069#define ACPI_RESOURCE_NAME_ADDRESS32            0x87
1070#define ACPI_RESOURCE_NAME_ADDRESS16            0x88
1071#define ACPI_RESOURCE_NAME_EXTENDED_IRQ         0x89
1072#define ACPI_RESOURCE_NAME_ADDRESS64            0x8A
1073#define ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64   0x8B
1074#define ACPI_RESOURCE_NAME_GPIO                 0x8C
1075#define ACPI_RESOURCE_NAME_SERIAL_BUS           0x8E
1076#define ACPI_RESOURCE_NAME_LARGE_MAX            0x8E
1077
1078/*****************************************************************************
1079 *
1080 * Miscellaneous
1081 *
1082 ****************************************************************************/
1083
1084#define ACPI_ASCII_ZERO                 0x30
1085
1086/*****************************************************************************
1087 *
1088 * Disassembler
1089 *
1090 ****************************************************************************/
1091
1092struct acpi_external_list {
1093        char *path;
1094        char *internal_path;
1095        struct acpi_external_list *next;
1096        u32 value;
1097        u16 length;
1098        u16 flags;
1099        u8 type;
1100};
1101
1102/* Values for Flags field above */
1103
1104#define ACPI_EXT_RESOLVED_REFERENCE         0x01        /* Object was resolved during cross ref */
1105#define ACPI_EXT_ORIGIN_FROM_FILE           0x02        /* External came from a file */
1106#define ACPI_EXT_INTERNAL_PATH_ALLOCATED    0x04        /* Deallocate internal path on completion */
1107#define ACPI_EXT_EXTERNAL_EMITTED           0x08        /* External() statement has been emitted */
1108#define ACPI_EXT_ORIGIN_FROM_OPCODE         0x10        /* External came from a External() opcode */
1109
1110struct acpi_external_file {
1111        char *path;
1112        struct acpi_external_file *next;
1113};
1114
1115/*****************************************************************************
1116 *
1117 * Debugger
1118 *
1119 ****************************************************************************/
1120
1121struct acpi_db_method_info {
1122        acpi_handle method;
1123        acpi_handle main_thread_gate;
1124        acpi_handle thread_complete_gate;
1125        acpi_handle info_gate;
1126        acpi_thread_id *threads;
1127        u32 num_threads;
1128        u32 num_created;
1129        u32 num_completed;
1130
1131        char *name;
1132        u32 flags;
1133        u32 num_loops;
1134        char pathname[ACPI_DB_LINE_BUFFER_SIZE];
1135        char **args;
1136        acpi_object_type *types;
1137
1138        /*
1139         * Arguments to be passed to method for the command
1140         * Threads -
1141         *   the Number of threads, ID of current thread and
1142         *   Index of current thread inside all them created.
1143         */
1144        char init_args;
1145#ifdef ACPI_DEBUGGER
1146        acpi_object_type arg_types[4];
1147#endif
1148        char *arguments[4];
1149        char num_threads_str[11];
1150        char id_of_thread_str[11];
1151        char index_of_thread_str[11];
1152};
1153
1154struct acpi_integrity_info {
1155        u32 nodes;
1156        u32 objects;
1157};
1158
1159#define ACPI_DB_DISABLE_OUTPUT          0x00
1160#define ACPI_DB_REDIRECTABLE_OUTPUT     0x01
1161#define ACPI_DB_CONSOLE_OUTPUT          0x02
1162#define ACPI_DB_DUPLICATE_OUTPUT        0x03
1163
1164struct acpi_object_info {
1165        u32 types[ACPI_TOTAL_TYPES];
1166};
1167
1168/*****************************************************************************
1169 *
1170 * Debug
1171 *
1172 ****************************************************************************/
1173
1174/* Entry for a memory allocation (debug only) */
1175
1176#define ACPI_MEM_MALLOC                 0
1177#define ACPI_MEM_CALLOC                 1
1178#define ACPI_MAX_MODULE_NAME            16
1179
1180#define ACPI_COMMON_DEBUG_MEM_HEADER \
1181        struct acpi_debug_mem_block     *previous; \
1182        struct acpi_debug_mem_block     *next; \
1183        u32                             size; \
1184        u32                             component; \
1185        u32                             line; \
1186        char                            module[ACPI_MAX_MODULE_NAME]; \
1187        u8                              alloc_type;
1188
1189struct acpi_debug_mem_header {
1190ACPI_COMMON_DEBUG_MEM_HEADER};
1191
1192struct acpi_debug_mem_block {
1193        ACPI_COMMON_DEBUG_MEM_HEADER u64 user_space;
1194};
1195
1196#define ACPI_MEM_LIST_GLOBAL            0
1197#define ACPI_MEM_LIST_NSNODE            1
1198#define ACPI_MEM_LIST_MAX               1
1199#define ACPI_NUM_MEM_LISTS              2
1200
1201/*****************************************************************************
1202 *
1203 * Info/help support
1204 *
1205 ****************************************************************************/
1206
1207struct ah_predefined_name {
1208        char *name;
1209        char *description;
1210#ifndef ACPI_ASL_COMPILER
1211        char *action;
1212#endif
1213};
1214
1215struct ah_device_id {
1216        char *name;
1217        char *description;
1218};
1219
1220struct ah_uuid {
1221        char *description;
1222        char *string;
1223};
1224
1225struct ah_table {
1226        char *signature;
1227        char *description;
1228};
1229
1230#endif                          /* __ACLOCAL_H__ */
1231