drivers/acpi/acpica/acglobal.h

   1 /******************************************************************************
   2  *
   3  * Name: acglobal.h - Declarations for global variables
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2014, 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 __ACGLOBAL_H__
  45 #define __ACGLOBAL_H__
  46
  47 /*
  48  * Ensure that the globals are actually defined and initialized only once.
  49  *
  50  * The use of these macros allows a single list of globals (here) in order
  51  * to simplify maintenance of the code.
  52  */
  53 #ifdef DEFINE_ACPI_GLOBALS
  54 #define ACPI_GLOBAL(type,name) \
  55         extern type name; \
  56         type name
  57
  58 #define ACPI_INIT_GLOBAL(type,name,value) \
  59         type name=value
  60
  61 #else
  62 #define ACPI_GLOBAL(type,name) \
  63         extern type name
  64
  65 #define ACPI_INIT_GLOBAL(type,name,value) \
  66         extern type name
  67 #endif
  68
  69 #ifdef DEFINE_ACPI_GLOBALS
  70
  71 /* Public globals, available from outside ACPICA subsystem */
  72
  73 /*****************************************************************************
  74  *
  75  * Runtime configuration (static defaults that can be overriden at runtime)
  76  *
  77  ****************************************************************************/
  78
  79 /*
  80  * Enable "slack" in the AML interpreter?  Default is FALSE, and the
  81  * interpreter strictly follows the ACPI specification. Setting to TRUE
  82  * allows the interpreter to ignore certain errors and/or bad AML constructs.
  83  *
  84  * Currently, these features are enabled by this flag:
  85  *
  86  * 1) Allow "implicit return" of last value in a control method
  87  * 2) Allow access beyond the end of an operation region
  88  * 3) Allow access to uninitialized locals/args (auto-init to integer 0)
  89  * 4) Allow ANY object type to be a source operand for the Store() operator
  90  * 5) Allow unresolved references (invalid target name) in package objects
  91  * 6) Enable warning messages for behavior that is not ACPI spec compliant
  92  */
  93 ACPI_INIT_GLOBAL(u8, acpi_gbl_enable_interpreter_slack, FALSE);
  94
  95 /*
  96  * Automatically serialize all methods that create named objects? Default
  97  * is TRUE, meaning that all non_serialized methods are scanned once at
  98  * table load time to determine those that create named objects. Methods
  99  * that create named objects are marked Serialized in order to prevent
 100  * possible run-time problems if they are entered by more than one thread.
 101  */
 102 ACPI_INIT_GLOBAL(u8, acpi_gbl_auto_serialize_methods, FALSE);
 103
 104 /*
 105  * Create the predefined _OSI method in the namespace? Default is TRUE
 106  * because ACPI CA is fully compatible with other ACPI implementations.
 107  * Changing this will revert ACPI CA (and machine ASL) to pre-OSI behavior.
 108  */
 109 ACPI_INIT_GLOBAL(u8, acpi_gbl_create_osi_method, TRUE);
 110
 111 /*
 112  * Optionally use default values for the ACPI register widths. Set this to
 113  * TRUE to use the defaults, if an FADT contains incorrect widths/lengths.
 114  */
 115 ACPI_INIT_GLOBAL(u8, acpi_gbl_use_default_register_widths, TRUE);
 116
 117 /*
 118  * Optionally enable output from the AML Debug Object.
 119  */
 120 ACPI_INIT_GLOBAL(u8, acpi_gbl_enable_aml_debug_object, FALSE);
 121
 122 /*
 123  * Optionally copy the entire DSDT to local memory (instead of simply
 124  * mapping it.) There are some BIOSs that corrupt or replace the original
 125  * DSDT, creating the need for this option. Default is FALSE, do not copy
 126  * the DSDT.
 127  */
 128 ACPI_INIT_GLOBAL(u8, acpi_gbl_copy_dsdt_locally, FALSE);
 129
 130 /*
 131  * Optionally ignore an XSDT if present and use the RSDT instead.
 132  * Although the ACPI specification requires that an XSDT be used instead
 133  * of the RSDT, the XSDT has been found to be corrupt or ill-formed on
 134  * some machines. Default behavior is to use the XSDT if present.
 135  */
 136 ACPI_INIT_GLOBAL(u8, acpi_gbl_do_not_use_xsdt, FALSE);
 137
 138 /*
 139  * Optionally use 32-bit FADT addresses if and when there is a conflict
 140  * (address mismatch) between the 32-bit and 64-bit versions of the
 141  * address. Although ACPICA adheres to the ACPI specification which
 142  * requires the use of the corresponding 64-bit address if it is non-zero,
 143  * some machines have been found to have a corrupted non-zero 64-bit
 144  * address. Default is FALSE, do not favor the 32-bit addresses.
 145  */
 146 ACPI_INIT_GLOBAL(u8, acpi_gbl_use32_bit_fadt_addresses, FALSE);
 147
 148 /*
 149  * Optionally truncate I/O addresses to 16 bits. Provides compatibility
 150  * with other ACPI implementations. NOTE: During ACPICA initialization,
 151  * this value is set to TRUE if any Windows OSI strings have been
 152  * requested by the BIOS.
 153  */
 154 ACPI_INIT_GLOBAL(u8, acpi_gbl_truncate_io_addresses, FALSE);
 155
 156 /*
 157  * Disable runtime checking and repair of values returned by control methods.
 158  * Use only if the repair is causing a problem on a particular machine.
 159  */
 160 ACPI_INIT_GLOBAL(u8, acpi_gbl_disable_auto_repair, FALSE);
 161
 162 /*
 163  * Optionally do not load any SSDTs from the RSDT/XSDT during initialization.
 164  * This can be useful for debugging ACPI problems on some machines.
 165  */
 166 ACPI_INIT_GLOBAL(u8, acpi_gbl_disable_ssdt_table_load, FALSE);
 167
 168 /*
 169  * We keep track of the latest version of Windows that has been requested by
 170  * the BIOS.
 171  */
 172 ACPI_INIT_GLOBAL(u8, acpi_gbl_osi_data, 0);
 173
 174 #endif                          /* DEFINE_ACPI_GLOBALS */
 175
 176 /*****************************************************************************
 177  *
 178  * ACPI Table globals
 179  *
 180  ****************************************************************************/
 181
 182 /*
 183  * Master list of all ACPI tables that were found in the RSDT/XSDT.
 184  */
 185 ACPI_GLOBAL(struct acpi_table_list, acpi_gbl_root_table_list);
 186
 187 /* DSDT information. Used to check for DSDT corruption */
 188
 189 ACPI_GLOBAL(struct acpi_table_header *, acpi_gbl_DSDT);
 190 ACPI_GLOBAL(struct acpi_table_header, acpi_gbl_original_dsdt_header);
 191
 192 #if (!ACPI_REDUCED_HARDWARE)
 193 ACPI_GLOBAL(struct acpi_table_facs *, acpi_gbl_FACS);
 194
 195 #endif                          /* !ACPI_REDUCED_HARDWARE */
 196
 197 /* These addresses are calculated from the FADT Event Block addresses */
 198
 199 ACPI_GLOBAL(struct acpi_generic_address, acpi_gbl_xpm1a_status);
 200 ACPI_GLOBAL(struct acpi_generic_address, acpi_gbl_xpm1a_enable);
 201
 202 ACPI_GLOBAL(struct acpi_generic_address, acpi_gbl_xpm1b_status);
 203 ACPI_GLOBAL(struct acpi_generic_address, acpi_gbl_xpm1b_enable);
 204
 205 /*
 206  * Handle both ACPI 1.0 and ACPI 2.0+ Integer widths. The integer width is
 207  * determined by the revision of the DSDT: If the DSDT revision is less than
 208  * 2, use only the lower 32 bits of the internal 64-bit Integer.
 209  */
 210 ACPI_GLOBAL(u8, acpi_gbl_integer_bit_width);
 211 ACPI_GLOBAL(u8, acpi_gbl_integer_byte_width);
 212 ACPI_GLOBAL(u8, acpi_gbl_integer_nybble_width);
 213
 214 /*****************************************************************************
 215  *
 216  * Mutual exclusion within ACPICA subsystem
 217  *
 218  ****************************************************************************/
 219
 220 /*
 221  * Predefined mutex objects. This array contains the
 222  * actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs.
 223  * (The table maps local handles to the real OS handles)
 224  */
 225 ACPI_GLOBAL(struct acpi_mutex_info, acpi_gbl_mutex_info[ACPI_NUM_MUTEX]);
 226
 227 /*
 228  * Global lock mutex is an actual AML mutex object
 229  * Global lock semaphore works in conjunction with the actual global lock
 230  * Global lock spinlock is used for "pending" handshake
 231  */
 232 ACPI_GLOBAL(union acpi_operand_object *, acpi_gbl_global_lock_mutex);
 233 ACPI_GLOBAL(acpi_semaphore, acpi_gbl_global_lock_semaphore);
 234 ACPI_GLOBAL(acpi_spinlock, acpi_gbl_global_lock_pending_lock);
 235 ACPI_GLOBAL(u16, acpi_gbl_global_lock_handle);
 236 ACPI_GLOBAL(u8, acpi_gbl_global_lock_acquired);
 237 ACPI_GLOBAL(u8, acpi_gbl_global_lock_present);
 238 ACPI_GLOBAL(u8, acpi_gbl_global_lock_pending);
 239
 240 /*
 241  * Spinlocks are used for interfaces that can be possibly called at
 242  * interrupt level
 243  */
 244 ACPI_GLOBAL(acpi_spinlock, acpi_gbl_gpe_lock);  /* For GPE data structs and registers */
 245 ACPI_GLOBAL(acpi_spinlock, acpi_gbl_hardware_lock);     /* For ACPI H/W except GPE registers */
 246 ACPI_GLOBAL(acpi_spinlock, acpi_gbl_reference_count_lock);
 247
 248 /* Mutex for _OSI support */
 249
 250 ACPI_GLOBAL(acpi_mutex, acpi_gbl_osi_mutex);
 251
 252 /* Reader/Writer lock is used for namespace walk and dynamic table unload */
 253
 254 ACPI_GLOBAL(struct acpi_rw_lock, acpi_gbl_namespace_rw_lock);
 255
 256 /*****************************************************************************
 257  *
 258  * Miscellaneous globals
 259  *
 260  ****************************************************************************/
 261
 262 /* Object caches */
 263
 264 ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_namespace_cache);
 265 ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_state_cache);
 266 ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_ps_node_cache);
 267 ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_ps_node_ext_cache);
 268 ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_operand_cache);
 269
 270 /* System */
 271
 272 ACPI_INIT_GLOBAL(u32, acpi_gbl_startup_flags, 0);
 273 ACPI_INIT_GLOBAL(u8, acpi_gbl_shutdown, TRUE);
 274
 275 /* Global handlers */
 276
 277 ACPI_GLOBAL(struct acpi_global_notify_handler, acpi_gbl_global_notify[2]);
 278 ACPI_GLOBAL(acpi_exception_handler, acpi_gbl_exception_handler);
 279 ACPI_GLOBAL(acpi_init_handler, acpi_gbl_init_handler);
 280 ACPI_GLOBAL(acpi_table_handler, acpi_gbl_table_handler);
 281 ACPI_GLOBAL(void *, acpi_gbl_table_handler_context);
 282 ACPI_GLOBAL(struct acpi_walk_state *, acpi_gbl_breakpoint_walk);
 283 ACPI_GLOBAL(acpi_interface_handler, acpi_gbl_interface_handler);
 284 ACPI_GLOBAL(struct acpi_sci_handler_info *, acpi_gbl_sci_handler_list);
 285
 286 /* Owner ID support */
 287
 288 ACPI_GLOBAL(u32, acpi_gbl_owner_id_mask[ACPI_NUM_OWNERID_MASKS]);
 289 ACPI_GLOBAL(u8, acpi_gbl_last_owner_id_index);
 290 ACPI_GLOBAL(u8, acpi_gbl_next_owner_id_offset);
 291
 292 /* Initialization sequencing */
 293
 294 ACPI_GLOBAL(u8, acpi_gbl_reg_methods_executed);
 295
 296 /* Misc */
 297
 298 ACPI_GLOBAL(u32, acpi_gbl_original_mode);
 299 ACPI_GLOBAL(u32, acpi_gbl_rsdp_original_location);
 300 ACPI_GLOBAL(u32, acpi_gbl_ns_lookup_count);
 301 ACPI_GLOBAL(u32, acpi_gbl_ps_find_count);
 302 ACPI_GLOBAL(u16, acpi_gbl_pm1_enable_register_save);
 303 ACPI_GLOBAL(u8, acpi_gbl_debugger_configuration);
 304 ACPI_GLOBAL(u8, acpi_gbl_step_to_next_call);
 305 ACPI_GLOBAL(u8, acpi_gbl_acpi_hardware_present);
 306 ACPI_GLOBAL(u8, acpi_gbl_events_initialized);
 307 ACPI_GLOBAL(struct acpi_interface_info *, acpi_gbl_supported_interfaces);
 308 ACPI_GLOBAL(struct acpi_address_range *,
 309             acpi_gbl_address_range_list[ACPI_ADDRESS_RANGE_MAX]);
 310
 311 /* Other miscellaneous, declared and initialized in utglobal */
 312
 313 extern const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT];
 314 extern const char *acpi_gbl_lowest_dstate_names[ACPI_NUM_sx_w_METHODS];
 315 extern const char *acpi_gbl_highest_dstate_names[ACPI_NUM_sx_d_METHODS];
 316 extern const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS];
 317 extern const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES];
 318
 319 #ifdef ACPI_DBG_TRACK_ALLOCATIONS
 320
 321 /* Lists for tracking memory allocations (debug only) */
 322
 323 ACPI_GLOBAL(struct acpi_memory_list *, acpi_gbl_global_list);
 324 ACPI_GLOBAL(struct acpi_memory_list *, acpi_gbl_ns_node_list);
 325 ACPI_GLOBAL(u8, acpi_gbl_display_final_mem_stats);
 326 ACPI_GLOBAL(u8, acpi_gbl_disable_mem_tracking);
 327 #endif
 328
 329 /*****************************************************************************
 330  *
 331  * Namespace globals
 332  *
 333  ****************************************************************************/
 334
 335 #if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY)
 336 #define NUM_PREDEFINED_NAMES            10
 337 #else
 338 #define NUM_PREDEFINED_NAMES            9
 339 #endif
 340
 341 ACPI_GLOBAL(struct acpi_namespace_node, acpi_gbl_root_node_struct);
 342 ACPI_GLOBAL(struct acpi_namespace_node *, acpi_gbl_root_node);
 343 ACPI_GLOBAL(struct acpi_namespace_node *, acpi_gbl_fadt_gpe_device);
 344 ACPI_GLOBAL(union acpi_operand_object *, acpi_gbl_module_code_list);
 345
 346 extern const u8 acpi_gbl_ns_properties[ACPI_NUM_NS_TYPES];
 347 extern const struct acpi_predefined_names
 348     acpi_gbl_pre_defined_names[NUM_PREDEFINED_NAMES];
 349
 350 #ifdef ACPI_DEBUG_OUTPUT
 351 ACPI_GLOBAL(u32, acpi_gbl_current_node_count);
 352 ACPI_GLOBAL(u32, acpi_gbl_current_node_size);
 353 ACPI_GLOBAL(u32, acpi_gbl_max_concurrent_node_count);
 354 ACPI_GLOBAL(acpi_size *, acpi_gbl_entry_stack_pointer);
 355 ACPI_GLOBAL(acpi_size *, acpi_gbl_lowest_stack_pointer);
 356 ACPI_GLOBAL(u32, acpi_gbl_deepest_nesting);
 357 ACPI_INIT_GLOBAL(u32, acpi_gbl_nesting_level, 0);
 358 #endif
 359
 360 /*****************************************************************************
 361  *
 362  * Interpreter globals
 363  *
 364  ****************************************************************************/
 365
 366 ACPI_GLOBAL(struct acpi_thread_state *, acpi_gbl_current_walk_list);
 367
 368 /* Control method single step flag */
 369
 370 ACPI_GLOBAL(u8, acpi_gbl_cm_single_step);
 371
 372 /*****************************************************************************
 373  *
 374  * Hardware globals
 375  *
 376  ****************************************************************************/
 377
 378 extern struct acpi_bit_register_info
 379     acpi_gbl_bit_register_info[ACPI_NUM_BITREG];
 380
 381 ACPI_GLOBAL(u8, acpi_gbl_sleep_type_a);
 382 ACPI_GLOBAL(u8, acpi_gbl_sleep_type_b);
 383
 384 /*****************************************************************************
 385  *
 386  * Event and GPE globals
 387  *
 388  ****************************************************************************/
 389
 390 #if (!ACPI_REDUCED_HARDWARE)
 391
 392 ACPI_GLOBAL(u8, acpi_gbl_all_gpes_initialized);
 393 ACPI_GLOBAL(struct acpi_gpe_xrupt_info *, acpi_gbl_gpe_xrupt_list_head);
 394 ACPI_GLOBAL(struct acpi_gpe_block_info *,
 395             acpi_gbl_gpe_fadt_blocks[ACPI_MAX_GPE_BLOCKS]);
 396 ACPI_GLOBAL(acpi_gbl_event_handler, acpi_gbl_global_event_handler);
 397 ACPI_GLOBAL(void *, acpi_gbl_global_event_handler_context);
 398 ACPI_GLOBAL(struct acpi_fixed_event_handler,
 399             acpi_gbl_fixed_event_handlers[ACPI_NUM_FIXED_EVENTS]);
 400
 401 extern struct acpi_fixed_event_info
 402     acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS];
 403
 404 #endif                          /* !ACPI_REDUCED_HARDWARE */
 405
 406 /*****************************************************************************
 407  *
 408  * Debug support
 409  *
 410  ****************************************************************************/
 411
 412 /* Event counters */
 413
 414 ACPI_GLOBAL(u32, acpi_method_count);
 415 ACPI_GLOBAL(u32, acpi_gpe_count);
 416 ACPI_GLOBAL(u32, acpi_sci_count);
 417 ACPI_GLOBAL(u32, acpi_fixed_event_count[ACPI_NUM_FIXED_EVENTS]);
 418
 419 /* Support for dynamic control method tracing mechanism */
 420
 421 ACPI_GLOBAL(u32, acpi_gbl_original_dbg_level);
 422 ACPI_GLOBAL(u32, acpi_gbl_original_dbg_layer);
 423 ACPI_GLOBAL(u32, acpi_gbl_trace_dbg_level);
 424 ACPI_GLOBAL(u32, acpi_gbl_trace_dbg_layer);
 425
 426 /*****************************************************************************
 427  *
 428  * Debugger and Disassembler globals
 429  *
 430  ****************************************************************************/
 431
 432 ACPI_GLOBAL(u8, acpi_gbl_db_output_flags);
 433
 434 #ifdef ACPI_DISASSEMBLER
 435
 436 /* Do not disassemble buffers to resource descriptors */
 437
 438 ACPI_INIT_GLOBAL(u8, acpi_gbl_no_resource_disassembly, FALSE);
 439 ACPI_INIT_GLOBAL(u8, acpi_gbl_ignore_noop_operator, FALSE);
 440
 441 ACPI_GLOBAL(u8, acpi_gbl_db_opt_disasm);
 442 ACPI_GLOBAL(u8, acpi_gbl_db_opt_verbose);
 443 ACPI_GLOBAL(u8, acpi_gbl_num_external_methods);
 444 ACPI_GLOBAL(u32, acpi_gbl_resolved_external_methods);
 445 ACPI_GLOBAL(struct acpi_external_list *, acpi_gbl_external_list);
 446 ACPI_GLOBAL(struct acpi_external_file *, acpi_gbl_external_file_list);
 447 #endif
 448
 449 #ifdef ACPI_DEBUGGER
 450
 451 ACPI_INIT_GLOBAL(u8, acpi_gbl_db_terminate_threads, FALSE);
 452 ACPI_INIT_GLOBAL(u8, acpi_gbl_abort_method, FALSE);
 453 ACPI_INIT_GLOBAL(u8, acpi_gbl_method_executing, FALSE);
 454
 455 ACPI_GLOBAL(u8, acpi_gbl_db_opt_tables);
 456 ACPI_GLOBAL(u8, acpi_gbl_db_opt_stats);
 457 ACPI_GLOBAL(u8, acpi_gbl_db_opt_ini_methods);
 458 ACPI_GLOBAL(u8, acpi_gbl_db_opt_no_region_support);
 459 ACPI_GLOBAL(u8, acpi_gbl_db_output_to_file);
 460 ACPI_GLOBAL(char *, acpi_gbl_db_buffer);
 461 ACPI_GLOBAL(char *, acpi_gbl_db_filename);
 462 ACPI_GLOBAL(u32, acpi_gbl_db_debug_level);
 463 ACPI_GLOBAL(u32, acpi_gbl_db_console_debug_level);
 464 ACPI_GLOBAL(struct acpi_namespace_node *, acpi_gbl_db_scope_node);
 465
 466 ACPI_GLOBAL(char *, acpi_gbl_db_args[ACPI_DEBUGGER_MAX_ARGS]);
 467 ACPI_GLOBAL(acpi_object_type, acpi_gbl_db_arg_types[ACPI_DEBUGGER_MAX_ARGS]);
 468
 469 /* These buffers should all be the same size */
 470
 471 ACPI_GLOBAL(char, acpi_gbl_db_line_buf[ACPI_DB_LINE_BUFFER_SIZE]);
 472 ACPI_GLOBAL(char, acpi_gbl_db_parsed_buf[ACPI_DB_LINE_BUFFER_SIZE]);
 473 ACPI_GLOBAL(char, acpi_gbl_db_scope_buf[ACPI_DB_LINE_BUFFER_SIZE]);
 474 ACPI_GLOBAL(char, acpi_gbl_db_debug_filename[ACPI_DB_LINE_BUFFER_SIZE]);
 475
 476 /*
 477  * Statistic globals
 478  */
 479 ACPI_GLOBAL(u16, acpi_gbl_obj_type_count[ACPI_TYPE_NS_NODE_MAX + 1]);
 480 ACPI_GLOBAL(u16, acpi_gbl_node_type_count[ACPI_TYPE_NS_NODE_MAX + 1]);
 481 ACPI_GLOBAL(u16, acpi_gbl_obj_type_count_misc);
 482 ACPI_GLOBAL(u16, acpi_gbl_node_type_count_misc);
 483 ACPI_GLOBAL(u32, acpi_gbl_num_nodes);
 484 ACPI_GLOBAL(u32, acpi_gbl_num_objects);
 485
 486 ACPI_GLOBAL(u32, acpi_gbl_size_of_parse_tree);
 487 ACPI_GLOBAL(u32, acpi_gbl_size_of_method_trees);
 488 ACPI_GLOBAL(u32, acpi_gbl_size_of_node_entries);
 489 ACPI_GLOBAL(u32, acpi_gbl_size_of_acpi_objects);
 490
 491 #endif                          /* ACPI_DEBUGGER */
 492
 493 /*****************************************************************************
 494  *
 495  * Application globals
 496  *
 497  ****************************************************************************/
 498
 499 #ifdef ACPI_APPLICATION
 500
 501 ACPI_INIT_GLOBAL(ACPI_FILE, acpi_gbl_debug_file, NULL);
 502
 503 #endif                          /* ACPI_APPLICATION */
 504
 505 /*****************************************************************************
 506  *
 507  * Info/help support
 508  *
 509  ****************************************************************************/
 510
 511 extern const struct ah_predefined_name asl_predefined_info[];
 512
 513 #endif                          /* __ACGLOBAL_H__ */