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1/******************************************************************************
2 *
3 * Name: acglobal.h - Declarations for global variables
4 *
5 *****************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2011, 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_EXTERN
55#define ACPI_INIT_GLOBAL(a,b) a=b
56#else
57#define ACPI_EXTERN extern
58#define ACPI_INIT_GLOBAL(a,b) a
59#endif
60
61#ifdef DEFINE_ACPI_GLOBALS
62
63/* Public globals, available from outside ACPICA subsystem */
64
65/*****************************************************************************
66 *
67 * Runtime configuration (static defaults that can be overriden at runtime)
68 *
69 ****************************************************************************/
70
71/*
72 * Enable "slack" in the AML interpreter? Default is FALSE, and the
73 * interpreter strictly follows the ACPI specification. Setting to TRUE
74 * allows the interpreter to ignore certain errors and/or bad AML constructs.
75 *
76 * Currently, these features are enabled by this flag:
77 *
78 * 1) Allow "implicit return" of last value in a control method
79 * 2) Allow access beyond the end of an operation region
80 * 3) Allow access to uninitialized locals/args (auto-init to integer 0)
81 * 4) Allow ANY object type to be a source operand for the Store() operator
82 * 5) Allow unresolved references (invalid target name) in package objects
83 * 6) Enable warning messages for behavior that is not ACPI spec compliant
84 */
85u8 ACPI_INIT_GLOBAL(acpi_gbl_enable_interpreter_slack, FALSE);
86
87/*
88 * Automatically serialize ALL control methods? Default is FALSE, meaning
89 * to use the Serialized/not_serialized method flags on a per method basis.
90 * Only change this if the ASL code is poorly written and cannot handle
91 * reentrancy even though methods are marked "NotSerialized".
92 */
93u8 ACPI_INIT_GLOBAL(acpi_gbl_all_methods_serialized, FALSE);
94
95/*
96 * Create the predefined _OSI method in the namespace? Default is TRUE
97 * because ACPI CA is fully compatible with other ACPI implementations.
98 * Changing this will revert ACPI CA (and machine ASL) to pre-OSI behavior.
99 */
100u8 ACPI_INIT_GLOBAL(acpi_gbl_create_osi_method, TRUE);
101
102/*
103 * Optionally use default values for the ACPI register widths. Set this to
104 * TRUE to use the defaults, if an FADT contains incorrect widths/lengths.
105 */
106u8 ACPI_INIT_GLOBAL(acpi_gbl_use_default_register_widths, TRUE);
107
108/*
109 * Optionally enable output from the AML Debug Object.
110 */
111u32 ACPI_INIT_GLOBAL(acpi_gbl_enable_aml_debug_object, FALSE);
112
113/*
114 * Optionally copy the entire DSDT to local memory (instead of simply
115 * mapping it.) There are some BIOSs that corrupt or replace the original
116 * DSDT, creating the need for this option. Default is FALSE, do not copy
117 * the DSDT.
118 */
119u8 ACPI_INIT_GLOBAL(acpi_gbl_copy_dsdt_locally, FALSE);
120
121/*
122 * Optionally truncate I/O addresses to 16 bits. Provides compatibility
123 * with other ACPI implementations. NOTE: During ACPICA initialization,
124 * this value is set to TRUE if any Windows OSI strings have been
125 * requested by the BIOS.
126 */
127u8 ACPI_INIT_GLOBAL(acpi_gbl_truncate_io_addresses, FALSE);
128
129/*
130 * Disable runtime checking and repair of values returned by control methods.
131 * Use only if the repair is causing a problem on a particular machine.
132 */
133u8 ACPI_INIT_GLOBAL(acpi_gbl_disable_auto_repair, FALSE);
134
135/* acpi_gbl_FADT is a local copy of the FADT, converted to a common format. */
136
137struct acpi_table_fadt acpi_gbl_FADT;
138u32 acpi_current_gpe_count;
139u32 acpi_gbl_trace_flags;
140acpi_name acpi_gbl_trace_method_name;
141u8 acpi_gbl_system_awake_and_running;
142
143#endif
144
145/*****************************************************************************
146 *
147 * Debug support
148 *
149 ****************************************************************************/
150
151/* Procedure nesting level for debug output */
152
153extern u32 acpi_gbl_nesting_level;
154
155ACPI_EXTERN u32 acpi_gpe_count;
156ACPI_EXTERN u32 acpi_fixed_event_count[ACPI_NUM_FIXED_EVENTS];
157
158/* Support for dynamic control method tracing mechanism */
159
160ACPI_EXTERN u32 acpi_gbl_original_dbg_level;
161ACPI_EXTERN u32 acpi_gbl_original_dbg_layer;
162ACPI_EXTERN u32 acpi_gbl_trace_dbg_level;
163ACPI_EXTERN u32 acpi_gbl_trace_dbg_layer;
164
165/*****************************************************************************
166 *
167 * ACPI Table globals
168 *
169 ****************************************************************************/
170
171/*
172 * acpi_gbl_root_table_list is the master list of ACPI tables that were
173 * found in the RSDT/XSDT.
174 */
175ACPI_EXTERN struct acpi_table_list acpi_gbl_root_table_list;
176ACPI_EXTERN struct acpi_table_facs *acpi_gbl_FACS;
177
178/* These addresses are calculated from the FADT Event Block addresses */
179
180ACPI_EXTERN struct acpi_generic_address acpi_gbl_xpm1a_status;
181ACPI_EXTERN struct acpi_generic_address acpi_gbl_xpm1a_enable;
182
183ACPI_EXTERN struct acpi_generic_address acpi_gbl_xpm1b_status;
184ACPI_EXTERN struct acpi_generic_address acpi_gbl_xpm1b_enable;
185
186/* DSDT information. Used to check for DSDT corruption */
187
188ACPI_EXTERN struct acpi_table_header *acpi_gbl_DSDT;
189ACPI_EXTERN struct acpi_table_header acpi_gbl_original_dsdt_header;
190
191/*
192 * Handle both ACPI 1.0 and ACPI 2.0 Integer widths. The integer width is
193 * determined by the revision of the DSDT: If the DSDT revision is less than
194 * 2, use only the lower 32 bits of the internal 64-bit Integer.
195 */
196ACPI_EXTERN u8 acpi_gbl_integer_bit_width;
197ACPI_EXTERN u8 acpi_gbl_integer_byte_width;
198ACPI_EXTERN u8 acpi_gbl_integer_nybble_width;
199
200/* Mutex for _OSI support */
201
202ACPI_EXTERN acpi_mutex acpi_gbl_osi_mutex;
203
204/* Reader/Writer lock is used for namespace walk and dynamic table unload */
205
206ACPI_EXTERN struct acpi_rw_lock acpi_gbl_namespace_rw_lock;
207
208/*****************************************************************************
209 *
210 * Mutual exlusion within ACPICA subsystem
211 *
212 ****************************************************************************/
213
214/*
215 * Predefined mutex objects. This array contains the
216 * actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs.
217 * (The table maps local handles to the real OS handles)
218 */
219ACPI_EXTERN struct acpi_mutex_info acpi_gbl_mutex_info[ACPI_NUM_MUTEX];
220
221/*
222 * Global lock mutex is an actual AML mutex object
223 * Global lock semaphore works in conjunction with the actual global lock
224 * Global lock spinlock is used for "pending" handshake
225 */
226ACPI_EXTERN union acpi_operand_object *acpi_gbl_global_lock_mutex;
227ACPI_EXTERN acpi_semaphore acpi_gbl_global_lock_semaphore;
228ACPI_EXTERN acpi_spinlock acpi_gbl_global_lock_pending_lock;
229ACPI_EXTERN u16 acpi_gbl_global_lock_handle;
230ACPI_EXTERN u8 acpi_gbl_global_lock_acquired;
231ACPI_EXTERN u8 acpi_gbl_global_lock_present;
232ACPI_EXTERN u8 acpi_gbl_global_lock_pending;
233
234/*
235 * Spinlocks are used for interfaces that can be possibly called at
236 * interrupt level
237 */
238ACPI_EXTERN acpi_spinlock acpi_gbl_gpe_lock; /* For GPE data structs and registers */
239ACPI_EXTERN acpi_spinlock acpi_gbl_hardware_lock; /* For ACPI H/W except GPE registers */
240
241/*****************************************************************************
242 *
243 * Miscellaneous globals
244 *
245 ****************************************************************************/
246
247#ifdef ACPI_DBG_TRACK_ALLOCATIONS
248
249/* Lists for tracking memory allocations */
250
251ACPI_EXTERN struct acpi_memory_list *acpi_gbl_global_list;
252ACPI_EXTERN struct acpi_memory_list *acpi_gbl_ns_node_list;
253ACPI_EXTERN u8 acpi_gbl_display_final_mem_stats;
254#endif
255
256/* Object caches */
257
258ACPI_EXTERN acpi_cache_t *acpi_gbl_namespace_cache;
259ACPI_EXTERN acpi_cache_t *acpi_gbl_state_cache;
260ACPI_EXTERN acpi_cache_t *acpi_gbl_ps_node_cache;
261ACPI_EXTERN acpi_cache_t *acpi_gbl_ps_node_ext_cache;
262ACPI_EXTERN acpi_cache_t *acpi_gbl_operand_cache;
263
264/* Global handlers */
265
266ACPI_EXTERN struct acpi_object_notify_handler acpi_gbl_device_notify;
267ACPI_EXTERN struct acpi_object_notify_handler acpi_gbl_system_notify;
268ACPI_EXTERN acpi_exception_handler acpi_gbl_exception_handler;
269ACPI_EXTERN acpi_init_handler acpi_gbl_init_handler;
270ACPI_EXTERN acpi_tbl_handler acpi_gbl_table_handler;
271ACPI_EXTERN void *acpi_gbl_table_handler_context;
272ACPI_EXTERN struct acpi_walk_state *acpi_gbl_breakpoint_walk;
273ACPI_EXTERN acpi_interface_handler acpi_gbl_interface_handler;
274
275/* Owner ID support */
276
277ACPI_EXTERN u32 acpi_gbl_owner_id_mask[ACPI_NUM_OWNERID_MASKS];
278ACPI_EXTERN u8 acpi_gbl_last_owner_id_index;
279ACPI_EXTERN u8 acpi_gbl_next_owner_id_offset;
280
281/* Initialization sequencing */
282
283ACPI_EXTERN u8 acpi_gbl_reg_methods_executed;
284
285/* Misc */
286
287ACPI_EXTERN u32 acpi_gbl_original_mode;
288ACPI_EXTERN u32 acpi_gbl_rsdp_original_location;
289ACPI_EXTERN u32 acpi_gbl_ns_lookup_count;
290ACPI_EXTERN u32 acpi_gbl_ps_find_count;
291ACPI_EXTERN u16 acpi_gbl_pm1_enable_register_save;
292ACPI_EXTERN u8 acpi_gbl_debugger_configuration;
293ACPI_EXTERN u8 acpi_gbl_step_to_next_call;
294ACPI_EXTERN u8 acpi_gbl_acpi_hardware_present;
295ACPI_EXTERN u8 acpi_gbl_events_initialized;
296ACPI_EXTERN u8 acpi_gbl_osi_data;
297ACPI_EXTERN struct acpi_interface_info *acpi_gbl_supported_interfaces;
298
299#ifndef DEFINE_ACPI_GLOBALS
300
301/* Other miscellaneous */
302
303extern u8 acpi_gbl_shutdown;
304extern u32 acpi_gbl_startup_flags;
305extern const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT];
306extern const char *acpi_gbl_lowest_dstate_names[ACPI_NUM_sx_w_METHODS];
307extern const char *acpi_gbl_highest_dstate_names[ACPI_NUM_sx_d_METHODS];
308extern const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES];
309extern const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS];
310
311#endif
312
313/* Exception codes */
314
315extern char const *acpi_gbl_exception_names_env[];
316extern char const *acpi_gbl_exception_names_pgm[];
317extern char const *acpi_gbl_exception_names_tbl[];
318extern char const *acpi_gbl_exception_names_aml[];
319extern char const *acpi_gbl_exception_names_ctrl[];
320
321/*****************************************************************************
322 *
323 * Namespace globals
324 *
325 ****************************************************************************/
326
327#if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY)
328#define NUM_PREDEFINED_NAMES 10
329#else
330#define NUM_PREDEFINED_NAMES 9
331#endif
332
333ACPI_EXTERN struct acpi_namespace_node acpi_gbl_root_node_struct;
334ACPI_EXTERN struct acpi_namespace_node *acpi_gbl_root_node;
335ACPI_EXTERN struct acpi_namespace_node *acpi_gbl_fadt_gpe_device;
336ACPI_EXTERN union acpi_operand_object *acpi_gbl_module_code_list;
337
338extern const u8 acpi_gbl_ns_properties[ACPI_NUM_NS_TYPES];
339extern const struct acpi_predefined_names
340 acpi_gbl_pre_defined_names[NUM_PREDEFINED_NAMES];
341
342#ifdef ACPI_DEBUG_OUTPUT
343ACPI_EXTERN u32 acpi_gbl_current_node_count;
344ACPI_EXTERN u32 acpi_gbl_current_node_size;
345ACPI_EXTERN u32 acpi_gbl_max_concurrent_node_count;
346ACPI_EXTERN acpi_size *acpi_gbl_entry_stack_pointer;
347ACPI_EXTERN acpi_size *acpi_gbl_lowest_stack_pointer;
348ACPI_EXTERN u32 acpi_gbl_deepest_nesting;
349#endif
350
351/*****************************************************************************
352 *
353 * Interpreter globals
354 *
355 ****************************************************************************/
356
357ACPI_EXTERN struct acpi_thread_state *acpi_gbl_current_walk_list;
358
359/* Control method single step flag */
360
361ACPI_EXTERN u8 acpi_gbl_cm_single_step;
362
363/*****************************************************************************
364 *
365 * Hardware globals
366 *
367 ****************************************************************************/
368
369extern struct acpi_bit_register_info
370 acpi_gbl_bit_register_info[ACPI_NUM_BITREG];
371ACPI_EXTERN u8 acpi_gbl_sleep_type_a;
372ACPI_EXTERN u8 acpi_gbl_sleep_type_b;
373
374/*****************************************************************************
375 *
376 * Event and GPE globals
377 *
378 ****************************************************************************/
379
380extern struct acpi_fixed_event_info
381 acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS];
382ACPI_EXTERN struct acpi_fixed_event_handler
383 acpi_gbl_fixed_event_handlers[ACPI_NUM_FIXED_EVENTS];
384ACPI_EXTERN struct acpi_gpe_xrupt_info *acpi_gbl_gpe_xrupt_list_head;
385ACPI_EXTERN struct acpi_gpe_block_info
386*acpi_gbl_gpe_fadt_blocks[ACPI_MAX_GPE_BLOCKS];
387ACPI_EXTERN u8 acpi_gbl_all_gpes_initialized;
388ACPI_EXTERN ACPI_GBL_EVENT_HANDLER acpi_gbl_global_event_handler;
389ACPI_EXTERN void *acpi_gbl_global_event_handler_context;
390
391/*****************************************************************************
392 *
393 * Debugger globals
394 *
395 ****************************************************************************/
396
397ACPI_EXTERN u8 acpi_gbl_db_output_flags;
398
399#ifdef ACPI_DISASSEMBLER
400
401ACPI_EXTERN u8 acpi_gbl_db_opt_disasm;
402ACPI_EXTERN u8 acpi_gbl_db_opt_verbose;
403#endif
404
405#ifdef ACPI_DEBUGGER
406
407extern u8 acpi_gbl_method_executing;
408extern u8 acpi_gbl_abort_method;
409extern u8 acpi_gbl_db_terminate_threads;
410
411ACPI_EXTERN u8 acpi_gbl_db_opt_tables;
412ACPI_EXTERN u8 acpi_gbl_db_opt_stats;
413ACPI_EXTERN u8 acpi_gbl_db_opt_ini_methods;
414
415ACPI_EXTERN char *acpi_gbl_db_args[ACPI_DEBUGGER_MAX_ARGS];
416ACPI_EXTERN char acpi_gbl_db_line_buf[80];
417ACPI_EXTERN char acpi_gbl_db_parsed_buf[80];
418ACPI_EXTERN char acpi_gbl_db_scope_buf[40];
419ACPI_EXTERN char acpi_gbl_db_debug_filename[40];
420ACPI_EXTERN u8 acpi_gbl_db_output_to_file;
421ACPI_EXTERN char *acpi_gbl_db_buffer;
422ACPI_EXTERN char *acpi_gbl_db_filename;
423ACPI_EXTERN u32 acpi_gbl_db_debug_level;
424ACPI_EXTERN u32 acpi_gbl_db_console_debug_level;
425ACPI_EXTERN struct acpi_namespace_node *acpi_gbl_db_scope_node;
426
427/*
428 * Statistic globals
429 */
430ACPI_EXTERN u16 acpi_gbl_obj_type_count[ACPI_TYPE_NS_NODE_MAX + 1];
431ACPI_EXTERN u16 acpi_gbl_node_type_count[ACPI_TYPE_NS_NODE_MAX + 1];
432ACPI_EXTERN u16 acpi_gbl_obj_type_count_misc;
433ACPI_EXTERN u16 acpi_gbl_node_type_count_misc;
434ACPI_EXTERN u32 acpi_gbl_num_nodes;
435ACPI_EXTERN u32 acpi_gbl_num_objects;
436
437ACPI_EXTERN u32 acpi_gbl_size_of_parse_tree;
438ACPI_EXTERN u32 acpi_gbl_size_of_method_trees;
439ACPI_EXTERN u32 acpi_gbl_size_of_node_entries;
440ACPI_EXTERN u32 acpi_gbl_size_of_acpi_objects;
441
442#endif /* ACPI_DEBUGGER */
443
444#endif /* __ACGLOBAL_H__ */
1/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
2/******************************************************************************
3 *
4 * Name: acglobal.h - Declarations for global variables
5 *
6 * Copyright (C) 2000 - 2023, Intel Corp.
7 *
8 *****************************************************************************/
9
10#ifndef __ACGLOBAL_H__
11#define __ACGLOBAL_H__
12
13/*****************************************************************************
14 *
15 * Globals related to the incoming ACPI tables
16 *
17 ****************************************************************************/
18
19/* Master list of all ACPI tables that were found in the RSDT/XSDT */
20
21ACPI_GLOBAL(struct acpi_table_list, acpi_gbl_root_table_list);
22
23/* DSDT information. Used to check for DSDT corruption */
24
25ACPI_GLOBAL(struct acpi_table_header *, acpi_gbl_DSDT);
26ACPI_GLOBAL(struct acpi_table_header, acpi_gbl_original_dsdt_header);
27ACPI_INIT_GLOBAL(char *, acpi_gbl_CDAT, NULL);
28ACPI_INIT_GLOBAL(u32, acpi_gbl_dsdt_index, ACPI_INVALID_TABLE_INDEX);
29ACPI_INIT_GLOBAL(u32, acpi_gbl_facs_index, ACPI_INVALID_TABLE_INDEX);
30ACPI_INIT_GLOBAL(u32, acpi_gbl_xfacs_index, ACPI_INVALID_TABLE_INDEX);
31ACPI_INIT_GLOBAL(u32, acpi_gbl_fadt_index, ACPI_INVALID_TABLE_INDEX);
32
33#if (!ACPI_REDUCED_HARDWARE)
34ACPI_GLOBAL(struct acpi_table_facs *, acpi_gbl_FACS);
35
36#endif /* !ACPI_REDUCED_HARDWARE */
37
38/* These addresses are calculated from the FADT Event Block addresses */
39
40ACPI_GLOBAL(struct acpi_generic_address, acpi_gbl_xpm1a_status);
41ACPI_GLOBAL(struct acpi_generic_address, acpi_gbl_xpm1a_enable);
42
43ACPI_GLOBAL(struct acpi_generic_address, acpi_gbl_xpm1b_status);
44ACPI_GLOBAL(struct acpi_generic_address, acpi_gbl_xpm1b_enable);
45
46#ifdef ACPI_GPE_USE_LOGICAL_ADDRESSES
47ACPI_GLOBAL(unsigned long, acpi_gbl_xgpe0_block_logical_address);
48ACPI_GLOBAL(unsigned long, acpi_gbl_xgpe1_block_logical_address);
49
50#endif /* ACPI_GPE_USE_LOGICAL_ADDRESSES */
51
52/*
53 * Handle both ACPI 1.0 and ACPI 2.0+ Integer widths. The integer width is
54 * determined by the revision of the DSDT: If the DSDT revision is less than
55 * 2, use only the lower 32 bits of the internal 64-bit Integer.
56 */
57ACPI_GLOBAL(u8, acpi_gbl_integer_bit_width);
58ACPI_GLOBAL(u8, acpi_gbl_integer_byte_width);
59ACPI_GLOBAL(u8, acpi_gbl_integer_nybble_width);
60
61/*****************************************************************************
62 *
63 * Mutual exclusion within the ACPICA subsystem
64 *
65 ****************************************************************************/
66
67/*
68 * Predefined mutex objects. This array contains the
69 * actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs.
70 * (The table maps local handles to the real OS handles)
71 */
72ACPI_GLOBAL(struct acpi_mutex_info, acpi_gbl_mutex_info[ACPI_NUM_MUTEX]);
73
74/*
75 * Global lock mutex is an actual AML mutex object
76 * Global lock semaphore works in conjunction with the actual global lock
77 * Global lock spinlock is used for "pending" handshake
78 */
79ACPI_GLOBAL(union acpi_operand_object *, acpi_gbl_global_lock_mutex);
80ACPI_GLOBAL(acpi_semaphore, acpi_gbl_global_lock_semaphore);
81ACPI_GLOBAL(acpi_spinlock, acpi_gbl_global_lock_pending_lock);
82ACPI_GLOBAL(u16, acpi_gbl_global_lock_handle);
83ACPI_GLOBAL(u8, acpi_gbl_global_lock_acquired);
84ACPI_GLOBAL(u8, acpi_gbl_global_lock_present);
85ACPI_GLOBAL(u8, acpi_gbl_global_lock_pending);
86
87/*
88 * Spinlocks are used for interfaces that can be possibly called at
89 * interrupt level
90 */
91ACPI_GLOBAL(acpi_spinlock, acpi_gbl_gpe_lock); /* For GPE data structs and registers */
92ACPI_GLOBAL(acpi_raw_spinlock, acpi_gbl_hardware_lock); /* For ACPI H/W except GPE registers */
93ACPI_GLOBAL(acpi_spinlock, acpi_gbl_reference_count_lock);
94
95/* Mutex for _OSI support */
96
97ACPI_GLOBAL(acpi_mutex, acpi_gbl_osi_mutex);
98
99/* Reader/Writer lock is used for namespace walk and dynamic table unload */
100
101ACPI_GLOBAL(struct acpi_rw_lock, acpi_gbl_namespace_rw_lock);
102
103/*****************************************************************************
104 *
105 * Miscellaneous globals
106 *
107 ****************************************************************************/
108
109/* Object caches */
110
111ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_namespace_cache);
112ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_state_cache);
113ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_ps_node_cache);
114ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_ps_node_ext_cache);
115ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_operand_cache);
116
117/* System */
118
119ACPI_INIT_GLOBAL(u32, acpi_gbl_startup_flags, 0);
120ACPI_INIT_GLOBAL(u8, acpi_gbl_shutdown, TRUE);
121ACPI_INIT_GLOBAL(u8, acpi_gbl_early_initialization, TRUE);
122
123/* Global handlers */
124
125ACPI_GLOBAL(struct acpi_global_notify_handler, acpi_gbl_global_notify[2]);
126ACPI_GLOBAL(acpi_exception_handler, acpi_gbl_exception_handler);
127ACPI_GLOBAL(acpi_init_handler, acpi_gbl_init_handler);
128ACPI_GLOBAL(acpi_table_handler, acpi_gbl_table_handler);
129ACPI_GLOBAL(void *, acpi_gbl_table_handler_context);
130ACPI_GLOBAL(acpi_interface_handler, acpi_gbl_interface_handler);
131ACPI_GLOBAL(struct acpi_sci_handler_info *, acpi_gbl_sci_handler_list);
132ACPI_GLOBAL(struct acpi_ged_handler_info *, acpi_gbl_ged_handler_list);
133
134/* Owner ID support */
135
136ACPI_GLOBAL(u32, acpi_gbl_owner_id_mask[ACPI_NUM_OWNERID_MASKS]);
137ACPI_GLOBAL(u8, acpi_gbl_last_owner_id_index);
138ACPI_GLOBAL(u8, acpi_gbl_next_owner_id_offset);
139
140/* Initialization sequencing */
141
142ACPI_INIT_GLOBAL(u8, acpi_gbl_namespace_initialized, FALSE);
143
144/* Miscellaneous */
145
146ACPI_GLOBAL(u32, acpi_gbl_original_mode);
147ACPI_GLOBAL(u32, acpi_gbl_ns_lookup_count);
148ACPI_GLOBAL(u32, acpi_gbl_ps_find_count);
149ACPI_GLOBAL(u16, acpi_gbl_pm1_enable_register_save);
150ACPI_GLOBAL(u8, acpi_gbl_debugger_configuration);
151ACPI_GLOBAL(u8, acpi_gbl_step_to_next_call);
152ACPI_GLOBAL(u8, acpi_gbl_acpi_hardware_present);
153ACPI_GLOBAL(u8, acpi_gbl_events_initialized);
154ACPI_GLOBAL(struct acpi_interface_info *, acpi_gbl_supported_interfaces);
155ACPI_GLOBAL(struct acpi_address_range *,
156 acpi_gbl_address_range_list[ACPI_ADDRESS_RANGE_MAX]);
157
158/* Other miscellaneous, declared and initialized in utglobal */
159
160extern const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT];
161extern const char *acpi_gbl_lowest_dstate_names[ACPI_NUM_sx_w_METHODS];
162extern const char *acpi_gbl_highest_dstate_names[ACPI_NUM_sx_d_METHODS];
163extern const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS];
164extern const char acpi_gbl_lower_hex_digits[];
165extern const char acpi_gbl_upper_hex_digits[];
166extern const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES];
167
168/* Lists for tracking memory allocations (debug only) */
169
170#ifdef ACPI_DBG_TRACK_ALLOCATIONS
171ACPI_GLOBAL(struct acpi_memory_list *, acpi_gbl_global_list);
172ACPI_GLOBAL(struct acpi_memory_list *, acpi_gbl_ns_node_list);
173ACPI_GLOBAL(u8, acpi_gbl_display_final_mem_stats);
174ACPI_GLOBAL(u8, acpi_gbl_disable_mem_tracking);
175ACPI_GLOBAL(u8, acpi_gbl_verbose_leak_dump);
176#endif
177
178/*****************************************************************************
179 *
180 * ACPI Namespace
181 *
182 ****************************************************************************/
183
184#define NUM_PREDEFINED_NAMES 10
185
186ACPI_GLOBAL(struct acpi_namespace_node, acpi_gbl_root_node_struct);
187ACPI_GLOBAL(struct acpi_namespace_node *, acpi_gbl_root_node);
188ACPI_GLOBAL(struct acpi_namespace_node *, acpi_gbl_fadt_gpe_device);
189
190extern const u8 acpi_gbl_ns_properties[ACPI_NUM_NS_TYPES];
191extern const struct acpi_predefined_names
192 acpi_gbl_pre_defined_names[NUM_PREDEFINED_NAMES];
193
194#ifdef ACPI_DEBUG_OUTPUT
195ACPI_GLOBAL(u32, acpi_gbl_current_node_count);
196ACPI_GLOBAL(u32, acpi_gbl_current_node_size);
197ACPI_GLOBAL(u32, acpi_gbl_max_concurrent_node_count);
198ACPI_GLOBAL(acpi_size *, acpi_gbl_entry_stack_pointer);
199ACPI_GLOBAL(acpi_size *, acpi_gbl_lowest_stack_pointer);
200ACPI_GLOBAL(u32, acpi_gbl_deepest_nesting);
201ACPI_INIT_GLOBAL(u32, acpi_gbl_nesting_level, 0);
202#endif
203
204/*****************************************************************************
205 *
206 * Interpreter/Parser globals
207 *
208 ****************************************************************************/
209
210/* Control method single step flag */
211
212ACPI_GLOBAL(u8, acpi_gbl_cm_single_step);
213ACPI_GLOBAL(struct acpi_thread_state *, acpi_gbl_current_walk_list);
214ACPI_INIT_GLOBAL(union acpi_parse_object, *acpi_gbl_current_scope, NULL);
215
216/* ASL/ASL+ converter */
217
218ACPI_INIT_GLOBAL(u8, acpi_gbl_capture_comments, FALSE);
219ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_last_list_head, NULL);
220
221/*****************************************************************************
222 *
223 * Hardware globals
224 *
225 ****************************************************************************/
226
227extern struct acpi_bit_register_info
228 acpi_gbl_bit_register_info[ACPI_NUM_BITREG];
229ACPI_GLOBAL(u8, acpi_gbl_sleep_type_a);
230ACPI_GLOBAL(u8, acpi_gbl_sleep_type_b);
231ACPI_GLOBAL(u8, acpi_gbl_sleep_type_a_s0);
232ACPI_GLOBAL(u8, acpi_gbl_sleep_type_b_s0);
233
234/*****************************************************************************
235 *
236 * Event and GPE globals
237 *
238 ****************************************************************************/
239
240#if (!ACPI_REDUCED_HARDWARE)
241ACPI_GLOBAL(u8, acpi_gbl_all_gpes_initialized);
242ACPI_GLOBAL(struct acpi_gpe_xrupt_info *, acpi_gbl_gpe_xrupt_list_head);
243ACPI_GLOBAL(struct acpi_gpe_block_info *,
244 acpi_gbl_gpe_fadt_blocks[ACPI_MAX_GPE_BLOCKS]);
245ACPI_GLOBAL(acpi_gbl_event_handler, acpi_gbl_global_event_handler);
246ACPI_GLOBAL(void *, acpi_gbl_global_event_handler_context);
247ACPI_GLOBAL(struct acpi_fixed_event_handler,
248 acpi_gbl_fixed_event_handlers[ACPI_NUM_FIXED_EVENTS]);
249extern struct acpi_fixed_event_info
250 acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS];
251#endif /* !ACPI_REDUCED_HARDWARE */
252
253/*****************************************************************************
254 *
255 * Debug support
256 *
257 ****************************************************************************/
258
259/* Event counters */
260
261ACPI_GLOBAL(u32, acpi_method_count);
262ACPI_GLOBAL(u32, acpi_gpe_count);
263ACPI_GLOBAL(u32, acpi_sci_count);
264ACPI_GLOBAL(u32, acpi_fixed_event_count[ACPI_NUM_FIXED_EVENTS]);
265
266/* Dynamic control method tracing mechanism */
267
268ACPI_GLOBAL(u32, acpi_gbl_original_dbg_level);
269ACPI_GLOBAL(u32, acpi_gbl_original_dbg_layer);
270
271/*****************************************************************************
272 *
273 * Debugger and Disassembler
274 *
275 ****************************************************************************/
276
277ACPI_INIT_GLOBAL(u8, acpi_gbl_db_output_flags, ACPI_DB_CONSOLE_OUTPUT);
278
279#ifdef ACPI_DISASSEMBLER
280
281/* Do not disassemble buffers to resource descriptors */
282
283ACPI_INIT_GLOBAL(u8, acpi_gbl_no_resource_disassembly, FALSE);
284ACPI_INIT_GLOBAL(u8, acpi_gbl_ignore_noop_operator, FALSE);
285ACPI_INIT_GLOBAL(u8, acpi_gbl_cstyle_disassembly, TRUE);
286ACPI_INIT_GLOBAL(u8, acpi_gbl_force_aml_disassembly, FALSE);
287ACPI_INIT_GLOBAL(u8, acpi_gbl_dm_opt_verbose, TRUE);
288ACPI_INIT_GLOBAL(u8, acpi_gbl_dm_emit_external_opcodes, FALSE);
289ACPI_INIT_GLOBAL(u8, acpi_gbl_do_disassembler_optimizations, TRUE);
290ACPI_INIT_GLOBAL(ACPI_PARSE_OBJECT_LIST, *acpi_gbl_temp_list_head, NULL);
291
292ACPI_GLOBAL(u8, acpi_gbl_dm_opt_disasm);
293ACPI_GLOBAL(u8, acpi_gbl_dm_opt_listing);
294ACPI_GLOBAL(u8, acpi_gbl_num_external_methods);
295ACPI_GLOBAL(u32, acpi_gbl_resolved_external_methods);
296ACPI_GLOBAL(struct acpi_external_list *, acpi_gbl_external_list);
297ACPI_GLOBAL(struct acpi_external_file *, acpi_gbl_external_file_list);
298#endif
299
300#ifdef ACPI_DEBUGGER
301ACPI_INIT_GLOBAL(u8, acpi_gbl_abort_method, FALSE);
302ACPI_INIT_GLOBAL(acpi_thread_id, acpi_gbl_db_thread_id, ACPI_INVALID_THREAD_ID);
303ACPI_INIT_GLOBAL(u32, acpi_gbl_next_cmd_num, 1);
304
305ACPI_GLOBAL(u8, acpi_gbl_db_opt_no_ini_methods);
306ACPI_GLOBAL(u8, acpi_gbl_db_opt_no_region_support);
307ACPI_GLOBAL(u8, acpi_gbl_db_output_to_file);
308ACPI_GLOBAL(char *, acpi_gbl_db_buffer);
309ACPI_GLOBAL(char *, acpi_gbl_db_filename);
310ACPI_GLOBAL(u32, acpi_gbl_db_debug_level);
311ACPI_GLOBAL(u32, acpi_gbl_db_console_debug_level);
312ACPI_GLOBAL(struct acpi_namespace_node *, acpi_gbl_db_scope_node);
313ACPI_GLOBAL(u8, acpi_gbl_db_terminate_loop);
314ACPI_GLOBAL(u8, acpi_gbl_db_threads_terminated);
315ACPI_GLOBAL(char *, acpi_gbl_db_args[ACPI_DEBUGGER_MAX_ARGS]);
316ACPI_GLOBAL(acpi_object_type, acpi_gbl_db_arg_types[ACPI_DEBUGGER_MAX_ARGS]);
317
318/* These buffers should all be the same size */
319
320ACPI_GLOBAL(char, acpi_gbl_db_parsed_buf[ACPI_DB_LINE_BUFFER_SIZE]);
321ACPI_GLOBAL(char, acpi_gbl_db_scope_buf[ACPI_DB_LINE_BUFFER_SIZE]);
322ACPI_GLOBAL(char, acpi_gbl_db_debug_filename[ACPI_DB_LINE_BUFFER_SIZE]);
323
324/* Statistics globals */
325
326ACPI_GLOBAL(u16, acpi_gbl_obj_type_count[ACPI_TOTAL_TYPES]);
327ACPI_GLOBAL(u16, acpi_gbl_node_type_count[ACPI_TOTAL_TYPES]);
328ACPI_GLOBAL(u16, acpi_gbl_obj_type_count_misc);
329ACPI_GLOBAL(u16, acpi_gbl_node_type_count_misc);
330ACPI_GLOBAL(u32, acpi_gbl_num_nodes);
331ACPI_GLOBAL(u32, acpi_gbl_num_objects);
332#endif /* ACPI_DEBUGGER */
333
334#if defined (ACPI_DISASSEMBLER) || defined (ACPI_ASL_COMPILER)
335ACPI_GLOBAL(const char, *acpi_gbl_pld_panel_list[]);
336ACPI_GLOBAL(const char, *acpi_gbl_pld_vertical_position_list[]);
337ACPI_GLOBAL(const char, *acpi_gbl_pld_horizontal_position_list[]);
338ACPI_GLOBAL(const char, *acpi_gbl_pld_shape_list[]);
339ACPI_INIT_GLOBAL(u8, acpi_gbl_disasm_flag, FALSE);
340#endif
341
342/*****************************************************************************
343 *
344 * ACPICA application-specific globals
345 *
346 ****************************************************************************/
347
348/* ASL-to-ASL+ conversion utility (implemented within the iASL compiler) */
349
350#ifdef ACPI_ASL_COMPILER
351ACPI_INIT_GLOBAL(char *, acpi_gbl_current_inline_comment, NULL);
352ACPI_INIT_GLOBAL(char *, acpi_gbl_current_end_node_comment, NULL);
353ACPI_INIT_GLOBAL(char *, acpi_gbl_current_open_brace_comment, NULL);
354ACPI_INIT_GLOBAL(char *, acpi_gbl_current_close_brace_comment, NULL);
355
356ACPI_INIT_GLOBAL(char *, acpi_gbl_root_filename, NULL);
357ACPI_INIT_GLOBAL(char *, acpi_gbl_current_filename, NULL);
358ACPI_INIT_GLOBAL(char *, acpi_gbl_current_parent_filename, NULL);
359ACPI_INIT_GLOBAL(char *, acpi_gbl_current_include_filename, NULL);
360
361ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_def_blk_comment_list_head,
362 NULL);
363ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_def_blk_comment_list_tail,
364 NULL);
365ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_reg_comment_list_head,
366 NULL);
367ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_reg_comment_list_tail,
368 NULL);
369ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_inc_comment_list_head,
370 NULL);
371ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_inc_comment_list_tail,
372 NULL);
373ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_end_blk_comment_list_head,
374 NULL);
375ACPI_INIT_GLOBAL(struct acpi_comment_node, *acpi_gbl_end_blk_comment_list_tail,
376 NULL);
377
378ACPI_INIT_GLOBAL(struct acpi_comment_addr_node,
379 *acpi_gbl_comment_addr_list_head, NULL);
380ACPI_INIT_GLOBAL(struct acpi_file_node, *acpi_gbl_file_tree_root, NULL);
381
382ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_reg_comment_cache);
383ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_comment_addr_cache);
384ACPI_GLOBAL(acpi_cache_t *, acpi_gbl_file_cache);
385
386ACPI_INIT_GLOBAL(u8, acpi_gbl_debug_asl_conversion, FALSE);
387ACPI_INIT_GLOBAL(ACPI_FILE, acpi_gbl_conv_debug_file, NULL);
388ACPI_GLOBAL(char, acpi_gbl_table_sig[4]);
389#endif
390
391#ifdef ACPI_APPLICATION
392ACPI_INIT_GLOBAL(ACPI_FILE, acpi_gbl_debug_file, NULL);
393ACPI_INIT_GLOBAL(ACPI_FILE, acpi_gbl_output_file, NULL);
394ACPI_INIT_GLOBAL(u8, acpi_gbl_debug_timeout, FALSE);
395
396/* Print buffer */
397
398ACPI_GLOBAL(acpi_spinlock, acpi_gbl_print_lock); /* For print buffer */
399ACPI_GLOBAL(char, acpi_gbl_print_buffer[1024]);
400#endif /* ACPI_APPLICATION */
401
402#endif /* __ACGLOBAL_H__ */