drivers/acpi/acpica/aclocal.h

   1 /******************************************************************************
   2  *
   3  * Name: aclocal.h - Internal data types used across the ACPI subsystem
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2015, 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
  51 typedef 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
  60 struct acpi_walk_state;
  61 struct acpi_obj_mutex;
  62 union 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
  92 struct 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
 122 struct 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
 150 typedef 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  */
 167 struct 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
 209 struct 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 /* Predefined table indexes */
 223
 224 #define ACPI_INVALID_TABLE_INDEX        (0xFFFFFFFF)
 225
 226 struct acpi_find_context {
 227         char *search_for;
 228         acpi_handle *list;
 229         u32 *count;
 230 };
 231
 232 struct acpi_ns_search_data {
 233         struct acpi_namespace_node *node;
 234 };
 235
 236 /* Object types used during package copies */
 237
 238 #define ACPI_COPY_TYPE_SIMPLE           0
 239 #define ACPI_COPY_TYPE_PACKAGE          1
 240
 241 /* Info structure used to convert external<->internal namestrings */
 242
 243 struct acpi_namestring_info {
 244         const char *external_name;
 245         const char *next_external_char;
 246         char *internal_name;
 247         u32 length;
 248         u32 num_segments;
 249         u32 num_carats;
 250         u8 fully_qualified;
 251 };
 252
 253 /* Field creation info */
 254
 255 struct acpi_create_field_info {
 256         struct acpi_namespace_node *region_node;
 257         struct acpi_namespace_node *field_node;
 258         struct acpi_namespace_node *register_node;
 259         struct acpi_namespace_node *data_register_node;
 260         struct acpi_namespace_node *connection_node;
 261         u8 *resource_buffer;
 262         u32 bank_value;
 263         u32 field_bit_position;
 264         u32 field_bit_length;
 265         u16 resource_length;
 266         u16 pin_number_index;
 267         u8 field_flags;
 268         u8 attribute;
 269         u8 field_type;
 270         u8 access_length;
 271 };
 272
 273 typedef
 274 acpi_status(*acpi_internal_method) (struct acpi_walk_state * walk_state);
 275
 276 /*
 277  * Bitmapped ACPI types. Used internally only
 278  */
 279 #define ACPI_BTYPE_ANY                  0x00000000
 280 #define ACPI_BTYPE_INTEGER              0x00000001
 281 #define ACPI_BTYPE_STRING               0x00000002
 282 #define ACPI_BTYPE_BUFFER               0x00000004
 283 #define ACPI_BTYPE_PACKAGE              0x00000008
 284 #define ACPI_BTYPE_FIELD_UNIT           0x00000010
 285 #define ACPI_BTYPE_DEVICE               0x00000020
 286 #define ACPI_BTYPE_EVENT                0x00000040
 287 #define ACPI_BTYPE_METHOD               0x00000080
 288 #define ACPI_BTYPE_MUTEX                0x00000100
 289 #define ACPI_BTYPE_REGION               0x00000200
 290 #define ACPI_BTYPE_POWER                0x00000400
 291 #define ACPI_BTYPE_PROCESSOR            0x00000800
 292 #define ACPI_BTYPE_THERMAL              0x00001000
 293 #define ACPI_BTYPE_BUFFER_FIELD         0x00002000
 294 #define ACPI_BTYPE_DDB_HANDLE           0x00004000
 295 #define ACPI_BTYPE_DEBUG_OBJECT         0x00008000
 296 #define ACPI_BTYPE_REFERENCE_OBJECT     0x00010000      /* From Index(), ref_of(), etc (type6_opcodes) */
 297 #define ACPI_BTYPE_RESOURCE             0x00020000
 298 #define ACPI_BTYPE_NAMED_REFERENCE      0x00040000      /* Generic unresolved Name or Namepath */
 299
 300 #define ACPI_BTYPE_COMPUTE_DATA         (ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING | ACPI_BTYPE_BUFFER)
 301
 302 #define ACPI_BTYPE_DATA                 (ACPI_BTYPE_COMPUTE_DATA  | ACPI_BTYPE_PACKAGE)
 303
 304         /* Used by Copy, de_ref_of, Store, Printf, Fprintf */
 305
 306 #define ACPI_BTYPE_DATA_REFERENCE       (ACPI_BTYPE_DATA | ACPI_BTYPE_REFERENCE_OBJECT | ACPI_BTYPE_DDB_HANDLE)
 307 #define ACPI_BTYPE_DEVICE_OBJECTS       (ACPI_BTYPE_DEVICE | ACPI_BTYPE_THERMAL | ACPI_BTYPE_PROCESSOR)
 308 #define ACPI_BTYPE_OBJECTS_AND_REFS     0x0001FFFF      /* ARG or LOCAL */
 309 #define ACPI_BTYPE_ALL_OBJECTS          0x0000FFFF
 310
 311 #pragma pack(1)
 312
 313 /*
 314  * Information structure for ACPI predefined names.
 315  * Each entry in the table contains the following items:
 316  *
 317  * name                 - The ACPI reserved name
 318  * param_count          - Number of arguments to the method
 319  * expected_return_btypes - Allowed type(s) for the return value
 320  */
 321 struct acpi_name_info {
 322         char name[ACPI_NAME_SIZE];
 323         u16 argument_list;
 324         u8 expected_btypes;
 325 };
 326
 327 /*
 328  * Secondary information structures for ACPI predefined objects that return
 329  * package objects. This structure appears as the next entry in the table
 330  * after the NAME_INFO structure above.
 331  *
 332  * The reason for this is to minimize the size of the predefined name table.
 333  */
 334
 335 /*
 336  * Used for ACPI_PTYPE1_FIXED, ACPI_PTYPE1_VAR, ACPI_PTYPE2,
 337  * ACPI_PTYPE2_MIN, ACPI_PTYPE2_PKG_COUNT, ACPI_PTYPE2_COUNT,
 338  * ACPI_PTYPE2_FIX_VAR
 339  */
 340 struct acpi_package_info {
 341         u8 type;
 342         u8 object_type1;
 343         u8 count1;
 344         u8 object_type2;
 345         u8 count2;
 346         u16 reserved;
 347 };
 348
 349 /* Used for ACPI_PTYPE2_FIXED */
 350
 351 struct acpi_package_info2 {
 352         u8 type;
 353         u8 count;
 354         u8 object_type[4];
 355         u8 reserved;
 356 };
 357
 358 /* Used for ACPI_PTYPE1_OPTION */
 359
 360 struct acpi_package_info3 {
 361         u8 type;
 362         u8 count;
 363         u8 object_type[2];
 364         u8 tail_object_type;
 365         u16 reserved;
 366 };
 367
 368 struct acpi_package_info4 {
 369         u8 type;
 370         u8 object_type1;
 371         u8 count1;
 372         u8 sub_object_types;
 373         u8 pkg_count;
 374         u16 reserved;
 375 };
 376
 377 union acpi_predefined_info {
 378         struct acpi_name_info info;
 379         struct acpi_package_info ret_info;
 380         struct acpi_package_info2 ret_info2;
 381         struct acpi_package_info3 ret_info3;
 382         struct acpi_package_info4 ret_info4;
 383 };
 384
 385 /* Reset to default packing */
 386
 387 #pragma pack()
 388
 389 /* Return object auto-repair info */
 390
 391 typedef acpi_status(*acpi_object_converter) (union acpi_operand_object
 392                                              *original_object,
 393                                              union acpi_operand_object
 394                                              **converted_object);
 395
 396 struct acpi_simple_repair_info {
 397         char name[ACPI_NAME_SIZE];
 398         u32 unexpected_btypes;
 399         u32 package_index;
 400         acpi_object_converter object_converter;
 401 };
 402
 403 /*
 404  * Bitmapped return value types
 405  * Note: the actual data types must be contiguous, a loop in nspredef.c
 406  * depends on this.
 407  */
 408 #define ACPI_RTYPE_ANY                  0x00
 409 #define ACPI_RTYPE_NONE                 0x01
 410 #define ACPI_RTYPE_INTEGER              0x02
 411 #define ACPI_RTYPE_STRING               0x04
 412 #define ACPI_RTYPE_BUFFER               0x08
 413 #define ACPI_RTYPE_PACKAGE              0x10
 414 #define ACPI_RTYPE_REFERENCE            0x20
 415 #define ACPI_RTYPE_ALL                  0x3F
 416
 417 #define ACPI_NUM_RTYPES                 5       /* Number of actual object types */
 418
 419 /* Info for running the _REG methods */
 420
 421 struct acpi_reg_walk_info {
 422         acpi_adr_space_type space_id;
 423         u32 reg_run_count;
 424 };
 425
 426 /*****************************************************************************
 427  *
 428  * Event typedefs and structs
 429  *
 430  ****************************************************************************/
 431
 432 /* Dispatch info for each host-installed SCI handler */
 433
 434 struct acpi_sci_handler_info {
 435         struct acpi_sci_handler_info *next;
 436         acpi_sci_handler address;       /* Address of handler */
 437         void *context;          /* Context to be passed to handler */
 438 };
 439
 440 /* Dispatch info for each GPE -- either a method or handler, cannot be both */
 441
 442 struct acpi_gpe_handler_info {
 443         acpi_gpe_handler address;       /* Address of handler, if any */
 444         void *context;          /* Context to be passed to handler */
 445         struct acpi_namespace_node *method_node;        /* Method node for this GPE level (saved) */
 446         u8 original_flags;      /* Original (pre-handler) GPE info */
 447         u8 originally_enabled;  /* True if GPE was originally enabled */
 448 };
 449
 450 /* Notify info for implicit notify, multiple device objects */
 451
 452 struct acpi_gpe_notify_info {
 453         struct acpi_namespace_node *device_node;        /* Device to be notified */
 454         struct acpi_gpe_notify_info *next;
 455 };
 456
 457 /*
 458  * GPE dispatch info. At any time, the GPE can have at most one type
 459  * of dispatch - Method, Handler, or Implicit Notify.
 460  */
 461 union acpi_gpe_dispatch_info {
 462         struct acpi_namespace_node *method_node;        /* Method node for this GPE level */
 463         struct acpi_gpe_handler_info *handler;  /* Installed GPE handler */
 464         struct acpi_gpe_notify_info *notify_list;       /* List of _PRW devices for implicit notifies */
 465 };
 466
 467 /*
 468  * Information about a GPE, one per each GPE in an array.
 469  * NOTE: Important to keep this struct as small as possible.
 470  */
 471 struct acpi_gpe_event_info {
 472         union acpi_gpe_dispatch_info dispatch;  /* Either Method, Handler, or notify_list */
 473         struct acpi_gpe_register_info *register_info;   /* Backpointer to register info */
 474         u8 flags;               /* Misc info about this GPE */
 475         u8 gpe_number;          /* This GPE */
 476         u8 runtime_count;       /* References to a run GPE */
 477 };
 478
 479 /* Information about a GPE register pair, one per each status/enable pair in an array */
 480
 481 struct acpi_gpe_register_info {
 482         struct acpi_generic_address status_address;     /* Address of status reg */
 483         struct acpi_generic_address enable_address;     /* Address of enable reg */
 484         u16 base_gpe_number;    /* Base GPE number for this register */
 485         u8 enable_for_wake;     /* GPEs to keep enabled when sleeping */
 486         u8 enable_for_run;      /* GPEs to keep enabled when running */
 487         u8 enable_mask;         /* Current mask of enabled GPEs */
 488 };
 489
 490 /*
 491  * Information about a GPE register block, one per each installed block --
 492  * GPE0, GPE1, and one per each installed GPE Block Device.
 493  */
 494 struct acpi_gpe_block_info {
 495         struct acpi_namespace_node *node;
 496         struct acpi_gpe_block_info *previous;
 497         struct acpi_gpe_block_info *next;
 498         struct acpi_gpe_xrupt_info *xrupt_block;        /* Backpointer to interrupt block */
 499         struct acpi_gpe_register_info *register_info;   /* One per GPE register pair */
 500         struct acpi_gpe_event_info *event_info; /* One for each GPE */
 501         u64 address;            /* Base address of the block */
 502         u32 register_count;     /* Number of register pairs in block */
 503         u16 gpe_count;          /* Number of individual GPEs in block */
 504         u16 block_base_number;  /* Base GPE number for this block */
 505         u8 space_id;
 506         u8 initialized;         /* TRUE if this block is initialized */
 507 };
 508
 509 /* Information about GPE interrupt handlers, one per each interrupt level used for GPEs */
 510
 511 struct acpi_gpe_xrupt_info {
 512         struct acpi_gpe_xrupt_info *previous;
 513         struct acpi_gpe_xrupt_info *next;
 514         struct acpi_gpe_block_info *gpe_block_list_head;        /* List of GPE blocks for this xrupt */
 515         u32 interrupt_number;   /* System interrupt number */
 516 };
 517
 518 struct acpi_gpe_walk_info {
 519         struct acpi_namespace_node *gpe_device;
 520         struct acpi_gpe_block_info *gpe_block;
 521         u16 count;
 522         acpi_owner_id owner_id;
 523         u8 execute_by_owner_id;
 524 };
 525
 526 struct acpi_gpe_device_info {
 527         u32 index;
 528         u32 next_block_base_index;
 529         acpi_status status;
 530         struct acpi_namespace_node *gpe_device;
 531 };
 532
 533 typedef acpi_status(*acpi_gpe_callback) (struct acpi_gpe_xrupt_info *
 534                                          gpe_xrupt_info,
 535                                          struct acpi_gpe_block_info *gpe_block,
 536                                          void *context);
 537
 538 /* Information about each particular fixed event */
 539
 540 struct acpi_fixed_event_handler {
 541         acpi_event_handler handler;     /* Address of handler. */
 542         void *context;          /* Context to be passed to handler */
 543 };
 544
 545 struct acpi_fixed_event_info {
 546         u8 status_register_id;
 547         u8 enable_register_id;
 548         u16 status_bit_mask;
 549         u16 enable_bit_mask;
 550 };
 551
 552 /* Information used during field processing */
 553
 554 struct acpi_field_info {
 555         u8 skip_field;
 556         u8 field_flag;
 557         u32 pkg_length;
 558 };
 559
 560 /*****************************************************************************
 561  *
 562  * Generic "state" object for stacks
 563  *
 564  ****************************************************************************/
 565
 566 #define ACPI_CONTROL_NORMAL                  0xC0
 567 #define ACPI_CONTROL_CONDITIONAL_EXECUTING   0xC1
 568 #define ACPI_CONTROL_PREDICATE_EXECUTING     0xC2
 569 #define ACPI_CONTROL_PREDICATE_FALSE         0xC3
 570 #define ACPI_CONTROL_PREDICATE_TRUE          0xC4
 571
 572 #define ACPI_STATE_COMMON \
 573         void                            *next; \
 574         u8                              descriptor_type; /* To differentiate various internal objs */\
 575         u8                              flags; \
 576         u16                             value; \
 577         u16                             state;
 578
 579         /* There are 2 bytes available here until the next natural alignment boundary */
 580
 581 struct acpi_common_state {
 582 ACPI_STATE_COMMON};
 583
 584 /*
 585  * Update state - used to traverse complex objects such as packages
 586  */
 587 struct acpi_update_state {
 588         ACPI_STATE_COMMON union acpi_operand_object *object;
 589 };
 590
 591 /*
 592  * Pkg state - used to traverse nested package structures
 593  */
 594 struct acpi_pkg_state {
 595         ACPI_STATE_COMMON u16 index;
 596         union acpi_operand_object *source_object;
 597         union acpi_operand_object *dest_object;
 598         struct acpi_walk_state *walk_state;
 599         void *this_target_obj;
 600         u32 num_packages;
 601 };
 602
 603 /*
 604  * Control state - one per if/else and while constructs.
 605  * Allows nesting of these constructs
 606  */
 607 struct acpi_control_state {
 608         ACPI_STATE_COMMON u16 opcode;
 609         union acpi_parse_object *predicate_op;
 610         u8 *aml_predicate_start;        /* Start of if/while predicate */
 611         u8 *package_end;        /* End of if/while block */
 612         u32 loop_count;         /* While() loop counter */
 613 };
 614
 615 /*
 616  * Scope state - current scope during namespace lookups
 617  */
 618 struct acpi_scope_state {
 619         ACPI_STATE_COMMON struct acpi_namespace_node *node;
 620 };
 621
 622 struct acpi_pscope_state {
 623         ACPI_STATE_COMMON u32 arg_count;        /* Number of fixed arguments */
 624         union acpi_parse_object *op;    /* Current op being parsed */
 625         u8 *arg_end;            /* Current argument end */
 626         u8 *pkg_end;            /* Current package end */
 627         u32 arg_list;           /* Next argument to parse */
 628 };
 629
 630 /*
 631  * Thread state - one per thread across multiple walk states. Multiple walk
 632  * states are created when there are nested control methods executing.
 633  */
 634 struct acpi_thread_state {
 635         ACPI_STATE_COMMON u8 current_sync_level;        /* Mutex Sync (nested acquire) level */
 636         struct acpi_walk_state *walk_state_list;        /* Head of list of walk_states for this thread */
 637         union acpi_operand_object *acquired_mutex_list; /* List of all currently acquired mutexes */
 638         acpi_thread_id thread_id;       /* Running thread ID */
 639 };
 640
 641 /*
 642  * Result values - used to accumulate the results of nested
 643  * AML arguments
 644  */
 645 struct acpi_result_values {
 646         ACPI_STATE_COMMON
 647             union acpi_operand_object *obj_desc[ACPI_RESULTS_FRAME_OBJ_NUM];
 648 };
 649
 650 typedef
 651 acpi_status(*acpi_parse_downwards) (struct acpi_walk_state * walk_state,
 652                                     union acpi_parse_object ** out_op);
 653
 654 typedef acpi_status(*acpi_parse_upwards) (struct acpi_walk_state * walk_state);
 655
 656 /* Global handlers for AML Notifies */
 657
 658 struct acpi_global_notify_handler {
 659         acpi_notify_handler handler;
 660         void *context;
 661 };
 662
 663 /*
 664  * Notify info - used to pass info to the deferred notify
 665  * handler/dispatcher.
 666  */
 667 struct acpi_notify_info {
 668         ACPI_STATE_COMMON u8 handler_list_id;
 669         struct acpi_namespace_node *node;
 670         union acpi_operand_object *handler_list_head;
 671         struct acpi_global_notify_handler *global;
 672 };
 673
 674 /* Generic state is union of structs above */
 675
 676 union acpi_generic_state {
 677         struct acpi_common_state common;
 678         struct acpi_control_state control;
 679         struct acpi_update_state update;
 680         struct acpi_scope_state scope;
 681         struct acpi_pscope_state parse_scope;
 682         struct acpi_pkg_state pkg;
 683         struct acpi_thread_state thread;
 684         struct acpi_result_values results;
 685         struct acpi_notify_info notify;
 686 };
 687
 688 /*****************************************************************************
 689  *
 690  * Interpreter typedefs and structs
 691  *
 692  ****************************************************************************/
 693
 694 typedef acpi_status(*acpi_execute_op) (struct acpi_walk_state * walk_state);
 695
 696 /* Address Range info block */
 697
 698 struct acpi_address_range {
 699         struct acpi_address_range *next;
 700         struct acpi_namespace_node *region_node;
 701         acpi_physical_address start_address;
 702         acpi_physical_address end_address;
 703 };
 704
 705 /*****************************************************************************
 706  *
 707  * Parser typedefs and structs
 708  *
 709  ****************************************************************************/
 710
 711 /*
 712  * AML opcode, name, and argument layout
 713  */
 714 struct acpi_opcode_info {
 715 #if defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUG_OUTPUT)
 716         char *name;             /* Opcode name (disassembler/debug only) */
 717 #endif
 718         u32 parse_args;         /* Grammar/Parse time arguments */
 719         u32 runtime_args;       /* Interpret time arguments */
 720         u16 flags;              /* Misc flags */
 721         u8 object_type;         /* Corresponding internal object type */
 722         u8 class;               /* Opcode class */
 723         u8 type;                /* Opcode type */
 724 };
 725
 726 /* Value associated with the parse object */
 727
 728 union acpi_parse_value {
 729         u64 integer;            /* Integer constant (Up to 64 bits) */
 730         u32 size;               /* bytelist or field size */
 731         char *string;           /* NULL terminated string */
 732         u8 *buffer;             /* buffer or string */
 733         char *name;             /* NULL terminated string */
 734         union acpi_parse_object *arg;   /* arguments and contained ops */
 735 };
 736
 737 #if defined(ACPI_DISASSEMBLER) || defined(ACPI_DEBUG_OUTPUT)
 738 #define ACPI_DISASM_ONLY_MEMBERS(a)     a;
 739 #else
 740 #define ACPI_DISASM_ONLY_MEMBERS(a)
 741 #endif
 742
 743 #define ACPI_PARSE_COMMON \
 744         union acpi_parse_object         *parent;        /* Parent op */\
 745         u8                              descriptor_type; /* To differentiate various internal objs */\
 746         u8                              flags;          /* Type of Op */\
 747         u16                             aml_opcode;     /* AML opcode */\
 748         u8                              *aml;           /* Address of declaration in AML */\
 749         union acpi_parse_object         *next;          /* Next op */\
 750         struct acpi_namespace_node      *node;          /* For use by interpreter */\
 751         union acpi_parse_value          value;          /* Value or args associated with the opcode */\
 752         u8                              arg_list_length; /* Number of elements in the arg list */\
 753         ACPI_DISASM_ONLY_MEMBERS (\
 754         u8                              disasm_flags;   /* Used during AML disassembly */\
 755         u8                              disasm_opcode;  /* Subtype used for disassembly */\
 756         char                            *operator_symbol;/* Used for C-style operator name strings */\
 757         char                            aml_op_name[16])        /* Op name (debug only) */
 758
 759 /* Flags for disasm_flags field above */
 760
 761 #define ACPI_DASM_BUFFER                0x00    /* Buffer is a simple data buffer */
 762 #define ACPI_DASM_RESOURCE              0x01    /* Buffer is a Resource Descriptor */
 763 #define ACPI_DASM_STRING                0x02    /* Buffer is a ASCII string */
 764 #define ACPI_DASM_UNICODE               0x03    /* Buffer is a Unicode string */
 765 #define ACPI_DASM_PLD_METHOD            0x04    /* Buffer is a _PLD method bit-packed buffer */
 766 #define ACPI_DASM_UUID                  0x05    /* Buffer is a UUID/GUID */
 767 #define ACPI_DASM_EISAID                0x06    /* Integer is an EISAID */
 768 #define ACPI_DASM_MATCHOP               0x07    /* Parent opcode is a Match() operator */
 769 #define ACPI_DASM_LNOT_PREFIX           0x08    /* Start of a Lnot_equal (etc.) pair of opcodes */
 770 #define ACPI_DASM_LNOT_SUFFIX           0x09    /* End  of a Lnot_equal (etc.) pair of opcodes */
 771 #define ACPI_DASM_HID_STRING            0x0A    /* String is a _HID or _CID */
 772 #define ACPI_DASM_IGNORE                0x0B    /* Not used at this time */
 773
 774 /*
 775  * Generic operation (for example:  If, While, Store)
 776  */
 777 struct acpi_parse_obj_common {
 778 ACPI_PARSE_COMMON};
 779
 780 /*
 781  * Extended Op for named ops (Scope, Method, etc.), deferred ops (Methods and op_regions),
 782  * and bytelists.
 783  */
 784 struct acpi_parse_obj_named {
 785         ACPI_PARSE_COMMON u8 *path;
 786         u8 *data;               /* AML body or bytelist data */
 787         u32 length;             /* AML length */
 788         u32 name;               /* 4-byte name or zero if no name */
 789 };
 790
 791 /* This version is used by the iASL compiler only */
 792
 793 #define ACPI_MAX_PARSEOP_NAME   20
 794
 795 struct acpi_parse_obj_asl {
 796         ACPI_PARSE_COMMON union acpi_parse_object *child;
 797         union acpi_parse_object *parent_method;
 798         char *filename;
 799         char *external_name;
 800         char *namepath;
 801         char name_seg[4];
 802         u32 extra_value;
 803         u32 column;
 804         u32 line_number;
 805         u32 logical_line_number;
 806         u32 logical_byte_offset;
 807         u32 end_line;
 808         u32 end_logical_line;
 809         u32 acpi_btype;
 810         u32 aml_length;
 811         u32 aml_subtree_length;
 812         u32 final_aml_length;
 813         u32 final_aml_offset;
 814         u32 compile_flags;
 815         u16 parse_opcode;
 816         u8 aml_opcode_length;
 817         u8 aml_pkg_len_bytes;
 818         u8 extra;
 819         char parse_op_name[ACPI_MAX_PARSEOP_NAME];
 820 };
 821
 822 union acpi_parse_object {
 823         struct acpi_parse_obj_common common;
 824         struct acpi_parse_obj_named named;
 825         struct acpi_parse_obj_asl asl;
 826 };
 827
 828 /*
 829  * Parse state - one state per parser invocation and each control
 830  * method.
 831  */
 832 struct acpi_parse_state {
 833         u8 *aml_start;          /* First AML byte */
 834         u8 *aml;                /* Next AML byte */
 835         u8 *aml_end;            /* (last + 1) AML byte */
 836         u8 *pkg_start;          /* Current package begin */
 837         u8 *pkg_end;            /* Current package end */
 838         union acpi_parse_object *start_op;      /* Root of parse tree */
 839         struct acpi_namespace_node *start_node;
 840         union acpi_generic_state *scope;        /* Current scope */
 841         union acpi_parse_object *start_scope;
 842         u32 aml_size;
 843 };
 844
 845 /* Parse object flags */
 846
 847 #define ACPI_PARSEOP_GENERIC            0x01
 848 #define ACPI_PARSEOP_NAMED              0x02
 849 #define ACPI_PARSEOP_DEFERRED           0x04
 850 #define ACPI_PARSEOP_BYTELIST           0x08
 851 #define ACPI_PARSEOP_IN_STACK           0x10
 852 #define ACPI_PARSEOP_TARGET             0x20
 853 #define ACPI_PARSEOP_IN_CACHE           0x80
 854
 855 /* Parse object disasm_flags */
 856
 857 #define ACPI_PARSEOP_IGNORE             0x01
 858 #define ACPI_PARSEOP_PARAMLIST          0x02
 859 #define ACPI_PARSEOP_EMPTY_TERMLIST     0x04
 860 #define ACPI_PARSEOP_PREDEF_CHECKED     0x08
 861 #define ACPI_PARSEOP_CLOSING_PAREN      0x10
 862 #define ACPI_PARSEOP_COMPOUND           0x20
 863 #define ACPI_PARSEOP_ASSIGNMENT         0x40
 864
 865 /*****************************************************************************
 866  *
 867  * Hardware (ACPI registers) and PNP
 868  *
 869  ****************************************************************************/
 870
 871 struct acpi_bit_register_info {
 872         u8 parent_register;
 873         u8 bit_position;
 874         u16 access_bit_mask;
 875 };
 876
 877 /*
 878  * Some ACPI registers have bits that must be ignored -- meaning that they
 879  * must be preserved.
 880  */
 881 #define ACPI_PM1_STATUS_PRESERVED_BITS          0x0800  /* Bit 11 */
 882
 883 /* Write-only bits must be zeroed by software */
 884
 885 #define ACPI_PM1_CONTROL_WRITEONLY_BITS         0x2004  /* Bits 13, 2 */
 886
 887 /* For control registers, both ignored and reserved bits must be preserved */
 888
 889 /*
 890  * For PM1 control, the SCI enable bit (bit 0, SCI_EN) is defined by the
 891  * ACPI specification to be a "preserved" bit - "OSPM always preserves this
 892  * bit position", section 4.7.3.2.1. However, on some machines the OS must
 893  * write a one to this bit after resume for the machine to work properly.
 894  * To enable this, we no longer attempt to preserve this bit. No machines
 895  * are known to fail if the bit is not preserved. (May 2009)
 896  */
 897 #define ACPI_PM1_CONTROL_IGNORED_BITS           0x0200  /* Bit 9 */
 898 #define ACPI_PM1_CONTROL_RESERVED_BITS          0xC1F8  /* Bits 14-15, 3-8 */
 899 #define ACPI_PM1_CONTROL_PRESERVED_BITS \
 900                (ACPI_PM1_CONTROL_IGNORED_BITS | ACPI_PM1_CONTROL_RESERVED_BITS)
 901
 902 #define ACPI_PM2_CONTROL_PRESERVED_BITS         0xFFFFFFFE      /* All except bit 0 */
 903
 904 /*
 905  * Register IDs
 906  * These are the full ACPI registers
 907  */
 908 #define ACPI_REGISTER_PM1_STATUS                0x01
 909 #define ACPI_REGISTER_PM1_ENABLE                0x02
 910 #define ACPI_REGISTER_PM1_CONTROL               0x03
 911 #define ACPI_REGISTER_PM2_CONTROL               0x04
 912 #define ACPI_REGISTER_PM_TIMER                  0x05
 913 #define ACPI_REGISTER_PROCESSOR_BLOCK           0x06
 914 #define ACPI_REGISTER_SMI_COMMAND_BLOCK         0x07
 915
 916 /* Masks used to access the bit_registers */
 917
 918 #define ACPI_BITMASK_TIMER_STATUS               0x0001
 919 #define ACPI_BITMASK_BUS_MASTER_STATUS          0x0010
 920 #define ACPI_BITMASK_GLOBAL_LOCK_STATUS         0x0020
 921 #define ACPI_BITMASK_POWER_BUTTON_STATUS        0x0100
 922 #define ACPI_BITMASK_SLEEP_BUTTON_STATUS        0x0200
 923 #define ACPI_BITMASK_RT_CLOCK_STATUS            0x0400
 924 #define ACPI_BITMASK_PCIEXP_WAKE_STATUS         0x4000  /* ACPI 3.0 */
 925 #define ACPI_BITMASK_WAKE_STATUS                0x8000
 926
 927 #define ACPI_BITMASK_ALL_FIXED_STATUS           (\
 928         ACPI_BITMASK_TIMER_STATUS          | \
 929         ACPI_BITMASK_BUS_MASTER_STATUS     | \
 930         ACPI_BITMASK_GLOBAL_LOCK_STATUS    | \
 931         ACPI_BITMASK_POWER_BUTTON_STATUS   | \
 932         ACPI_BITMASK_SLEEP_BUTTON_STATUS   | \
 933         ACPI_BITMASK_RT_CLOCK_STATUS       | \
 934         ACPI_BITMASK_PCIEXP_WAKE_STATUS    | \
 935         ACPI_BITMASK_WAKE_STATUS)
 936
 937 #define ACPI_BITMASK_TIMER_ENABLE               0x0001
 938 #define ACPI_BITMASK_GLOBAL_LOCK_ENABLE         0x0020
 939 #define ACPI_BITMASK_POWER_BUTTON_ENABLE        0x0100
 940 #define ACPI_BITMASK_SLEEP_BUTTON_ENABLE        0x0200
 941 #define ACPI_BITMASK_RT_CLOCK_ENABLE            0x0400
 942 #define ACPI_BITMASK_PCIEXP_WAKE_DISABLE        0x4000  /* ACPI 3.0 */
 943
 944 #define ACPI_BITMASK_SCI_ENABLE                 0x0001
 945 #define ACPI_BITMASK_BUS_MASTER_RLD             0x0002
 946 #define ACPI_BITMASK_GLOBAL_LOCK_RELEASE        0x0004
 947 #define ACPI_BITMASK_SLEEP_TYPE                 0x1C00
 948 #define ACPI_BITMASK_SLEEP_ENABLE               0x2000
 949
 950 #define ACPI_BITMASK_ARB_DISABLE                0x0001
 951
 952 /* Raw bit position of each bit_register */
 953
 954 #define ACPI_BITPOSITION_TIMER_STATUS           0x00
 955 #define ACPI_BITPOSITION_BUS_MASTER_STATUS      0x04
 956 #define ACPI_BITPOSITION_GLOBAL_LOCK_STATUS     0x05
 957 #define ACPI_BITPOSITION_POWER_BUTTON_STATUS    0x08
 958 #define ACPI_BITPOSITION_SLEEP_BUTTON_STATUS    0x09
 959 #define ACPI_BITPOSITION_RT_CLOCK_STATUS        0x0A
 960 #define ACPI_BITPOSITION_PCIEXP_WAKE_STATUS     0x0E    /* ACPI 3.0 */
 961 #define ACPI_BITPOSITION_WAKE_STATUS            0x0F
 962
 963 #define ACPI_BITPOSITION_TIMER_ENABLE           0x00
 964 #define ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE     0x05
 965 #define ACPI_BITPOSITION_POWER_BUTTON_ENABLE    0x08
 966 #define ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE    0x09
 967 #define ACPI_BITPOSITION_RT_CLOCK_ENABLE        0x0A
 968 #define ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE    0x0E    /* ACPI 3.0 */
 969
 970 #define ACPI_BITPOSITION_SCI_ENABLE             0x00
 971 #define ACPI_BITPOSITION_BUS_MASTER_RLD         0x01
 972 #define ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE    0x02
 973 #define ACPI_BITPOSITION_SLEEP_TYPE             0x0A
 974 #define ACPI_BITPOSITION_SLEEP_ENABLE           0x0D
 975
 976 #define ACPI_BITPOSITION_ARB_DISABLE            0x00
 977
 978 /* Structs and definitions for _OSI support and I/O port validation */
 979
 980 #define ACPI_ALWAYS_ILLEGAL             0x00
 981
 982 struct acpi_interface_info {
 983         char *name;
 984         struct acpi_interface_info *next;
 985         u8 flags;
 986         u8 value;
 987 };
 988
 989 #define ACPI_OSI_INVALID                0x01
 990 #define ACPI_OSI_DYNAMIC                0x02
 991 #define ACPI_OSI_FEATURE                0x04
 992 #define ACPI_OSI_DEFAULT_INVALID        0x08
 993 #define ACPI_OSI_OPTIONAL_FEATURE       (ACPI_OSI_FEATURE | ACPI_OSI_DEFAULT_INVALID | ACPI_OSI_INVALID)
 994
 995 struct acpi_port_info {
 996         char *name;
 997         u16 start;
 998         u16 end;
 999         u8 osi_dependency;
1000 };
1001
1002 /*****************************************************************************
1003  *
1004  * Resource descriptors
1005  *
1006  ****************************************************************************/
1007
1008 /* resource_type values */
1009
1010 #define ACPI_ADDRESS_TYPE_MEMORY_RANGE          0
1011 #define ACPI_ADDRESS_TYPE_IO_RANGE              1
1012 #define ACPI_ADDRESS_TYPE_BUS_NUMBER_RANGE      2
1013
1014 /* Resource descriptor types and masks */
1015
1016 #define ACPI_RESOURCE_NAME_LARGE                0x80
1017 #define ACPI_RESOURCE_NAME_SMALL                0x00
1018
1019 #define ACPI_RESOURCE_NAME_SMALL_MASK           0x78    /* Bits 6:3 contain the type */
1020 #define ACPI_RESOURCE_NAME_SMALL_LENGTH_MASK    0x07    /* Bits 2:0 contain the length */
1021 #define ACPI_RESOURCE_NAME_LARGE_MASK           0x7F    /* Bits 6:0 contain the type */
1022
1023 /*
1024  * Small resource descriptor "names" as defined by the ACPI specification.
1025  * Note: Bits 2:0 are used for the descriptor length
1026  */
1027 #define ACPI_RESOURCE_NAME_IRQ                  0x20
1028 #define ACPI_RESOURCE_NAME_DMA                  0x28
1029 #define ACPI_RESOURCE_NAME_START_DEPENDENT      0x30
1030 #define ACPI_RESOURCE_NAME_END_DEPENDENT        0x38
1031 #define ACPI_RESOURCE_NAME_IO                   0x40
1032 #define ACPI_RESOURCE_NAME_FIXED_IO             0x48
1033 #define ACPI_RESOURCE_NAME_FIXED_DMA            0x50
1034 #define ACPI_RESOURCE_NAME_RESERVED_S2          0x58
1035 #define ACPI_RESOURCE_NAME_RESERVED_S3          0x60
1036 #define ACPI_RESOURCE_NAME_RESERVED_S4          0x68
1037 #define ACPI_RESOURCE_NAME_VENDOR_SMALL         0x70
1038 #define ACPI_RESOURCE_NAME_END_TAG              0x78
1039
1040 /*
1041  * Large resource descriptor "names" as defined by the ACPI specification.
1042  * Note: includes the Large Descriptor bit in bit[7]
1043  */
1044 #define ACPI_RESOURCE_NAME_MEMORY24             0x81
1045 #define ACPI_RESOURCE_NAME_GENERIC_REGISTER     0x82
1046 #define ACPI_RESOURCE_NAME_RESERVED_L1          0x83
1047 #define ACPI_RESOURCE_NAME_VENDOR_LARGE         0x84
1048 #define ACPI_RESOURCE_NAME_MEMORY32             0x85
1049 #define ACPI_RESOURCE_NAME_FIXED_MEMORY32       0x86
1050 #define ACPI_RESOURCE_NAME_ADDRESS32            0x87
1051 #define ACPI_RESOURCE_NAME_ADDRESS16            0x88
1052 #define ACPI_RESOURCE_NAME_EXTENDED_IRQ         0x89
1053 #define ACPI_RESOURCE_NAME_ADDRESS64            0x8A
1054 #define ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64   0x8B
1055 #define ACPI_RESOURCE_NAME_GPIO                 0x8C
1056 #define ACPI_RESOURCE_NAME_SERIAL_BUS           0x8E
1057 #define ACPI_RESOURCE_NAME_LARGE_MAX            0x8E
1058
1059 /*****************************************************************************
1060  *
1061  * Miscellaneous
1062  *
1063  ****************************************************************************/
1064
1065 #define ACPI_ASCII_ZERO                 0x30
1066
1067 /*****************************************************************************
1068  *
1069  * Disassembler
1070  *
1071  ****************************************************************************/
1072
1073 struct acpi_external_list {
1074         char *path;
1075         char *internal_path;
1076         struct acpi_external_list *next;
1077         u32 value;
1078         u16 length;
1079         u16 flags;
1080         u8 type;
1081 };
1082
1083 /* Values for Flags field above */
1084
1085 #define ACPI_EXT_RESOLVED_REFERENCE         0x01        /* Object was resolved during cross ref */
1086 #define ACPI_EXT_ORIGIN_FROM_FILE           0x02        /* External came from a file */
1087 #define ACPI_EXT_INTERNAL_PATH_ALLOCATED    0x04        /* Deallocate internal path on completion */
1088 #define ACPI_EXT_EXTERNAL_EMITTED           0x08        /* External() statement has been emitted */
1089
1090 struct acpi_external_file {
1091         char *path;
1092         struct acpi_external_file *next;
1093 };
1094
1095 /*****************************************************************************
1096  *
1097  * Debugger
1098  *
1099  ****************************************************************************/
1100
1101 struct acpi_db_method_info {
1102         acpi_handle method;
1103         acpi_handle main_thread_gate;
1104         acpi_handle thread_complete_gate;
1105         acpi_handle info_gate;
1106         acpi_thread_id *threads;
1107         u32 num_threads;
1108         u32 num_created;
1109         u32 num_completed;
1110
1111         char *name;
1112         u32 flags;
1113         u32 num_loops;
1114         char pathname[ACPI_DB_LINE_BUFFER_SIZE];
1115         char **args;
1116         acpi_object_type *types;
1117
1118         /*
1119          * Arguments to be passed to method for the command
1120          * Threads -
1121          *   the Number of threads, ID of current thread and
1122          *   Index of current thread inside all them created.
1123          */
1124         char init_args;
1125 #ifdef ACPI_DEBUGGER
1126         acpi_object_type arg_types[4];
1127 #endif
1128         char *arguments[4];
1129         char num_threads_str[11];
1130         char id_of_thread_str[11];
1131         char index_of_thread_str[11];
1132 };
1133
1134 struct acpi_integrity_info {
1135         u32 nodes;
1136         u32 objects;
1137 };
1138
1139 #define ACPI_DB_DISABLE_OUTPUT          0x00
1140 #define ACPI_DB_REDIRECTABLE_OUTPUT     0x01
1141 #define ACPI_DB_CONSOLE_OUTPUT          0x02
1142 #define ACPI_DB_DUPLICATE_OUTPUT        0x03
1143
1144 struct acpi_object_info {
1145         u32 types[ACPI_TOTAL_TYPES];
1146 };
1147
1148 /*****************************************************************************
1149  *
1150  * Debug
1151  *
1152  ****************************************************************************/
1153
1154 /* Entry for a memory allocation (debug only) */
1155
1156 #define ACPI_MEM_MALLOC                 0
1157 #define ACPI_MEM_CALLOC                 1
1158 #define ACPI_MAX_MODULE_NAME            16
1159
1160 #define ACPI_COMMON_DEBUG_MEM_HEADER \
1161         struct acpi_debug_mem_block     *previous; \
1162         struct acpi_debug_mem_block     *next; \
1163         u32                             size; \
1164         u32                             component; \
1165         u32                             line; \
1166         char                            module[ACPI_MAX_MODULE_NAME]; \
1167         u8                              alloc_type;
1168
1169 struct acpi_debug_mem_header {
1170 ACPI_COMMON_DEBUG_MEM_HEADER};
1171
1172 struct acpi_debug_mem_block {
1173         ACPI_COMMON_DEBUG_MEM_HEADER u64 user_space;
1174 };
1175
1176 #define ACPI_MEM_LIST_GLOBAL            0
1177 #define ACPI_MEM_LIST_NSNODE            1
1178 #define ACPI_MEM_LIST_MAX               1
1179 #define ACPI_NUM_MEM_LISTS              2
1180
1181 /*****************************************************************************
1182  *
1183  * Info/help support
1184  *
1185  ****************************************************************************/
1186
1187 struct ah_predefined_name {
1188         char *name;
1189         char *description;
1190 #ifndef ACPI_ASL_COMPILER
1191         char *action;
1192 #endif
1193 };
1194
1195 struct ah_device_id {
1196         char *name;
1197         char *description;
1198 };
1199
1200 struct ah_uuid {
1201         char *description;
1202         char *string;
1203 };
1204
1205 struct ah_table {
1206         char *signature;
1207         char *description;
1208 };
1209
1210 #endif                          /* __ACLOCAL_H__ */