acglobal.h revision 1.9 1 /******************************************************************************
2 *
3 * Name: acglobal.h - Declarations for global variables
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 __ACGLOBAL_H__
45 #define __ACGLOBAL_H__
46
47
48 /*****************************************************************************
49 *
50 * Globals related to the ACPI tables
51 *
52 ****************************************************************************/
53
54 /* Master list of all ACPI tables that were found in the RSDT/XSDT */
55
56 ACPI_GLOBAL (ACPI_TABLE_LIST, AcpiGbl_RootTableList);
57
58 /* DSDT information. Used to check for DSDT corruption */
59
60 ACPI_GLOBAL (ACPI_TABLE_HEADER *, AcpiGbl_DSDT);
61 ACPI_GLOBAL (ACPI_TABLE_HEADER, AcpiGbl_OriginalDsdtHeader);
62
63 #if (!ACPI_REDUCED_HARDWARE)
64 ACPI_GLOBAL (ACPI_TABLE_FACS *, AcpiGbl_FACS);
65 ACPI_GLOBAL (ACPI_TABLE_FACS *, AcpiGbl_Facs32);
66 ACPI_GLOBAL (ACPI_TABLE_FACS *, AcpiGbl_Facs64);
67
68 #endif /* !ACPI_REDUCED_HARDWARE */
69
70 /* These addresses are calculated from the FADT Event Block addresses */
71
72 ACPI_GLOBAL (ACPI_GENERIC_ADDRESS, AcpiGbl_XPm1aStatus);
73 ACPI_GLOBAL (ACPI_GENERIC_ADDRESS, AcpiGbl_XPm1aEnable);
74
75 ACPI_GLOBAL (ACPI_GENERIC_ADDRESS, AcpiGbl_XPm1bStatus);
76 ACPI_GLOBAL (ACPI_GENERIC_ADDRESS, AcpiGbl_XPm1bEnable);
77
78 /*
79 * Handle both ACPI 1.0 and ACPI 2.0+ Integer widths. The integer width is
80 * determined by the revision of the DSDT: If the DSDT revision is less than
81 * 2, use only the lower 32 bits of the internal 64-bit Integer.
82 */
83 ACPI_GLOBAL (UINT8, AcpiGbl_IntegerBitWidth);
84 ACPI_GLOBAL (UINT8, AcpiGbl_IntegerByteWidth);
85 ACPI_GLOBAL (UINT8, AcpiGbl_IntegerNybbleWidth);
86
87
88 /*****************************************************************************
89 *
90 * Mutual exclusion within ACPICA subsystem
91 *
92 ****************************************************************************/
93
94 /*
95 * Predefined mutex objects. This array contains the
96 * actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs.
97 * (The table maps local handles to the real OS handles)
98 */
99 ACPI_GLOBAL (ACPI_MUTEX_INFO, AcpiGbl_MutexInfo[ACPI_NUM_MUTEX]);
100
101 /*
102 * Global lock mutex is an actual AML mutex object
103 * Global lock semaphore works in conjunction with the actual global lock
104 * Global lock spinlock is used for "pending" handshake
105 */
106 ACPI_GLOBAL (ACPI_OPERAND_OBJECT *, AcpiGbl_GlobalLockMutex);
107 ACPI_GLOBAL (ACPI_SEMAPHORE, AcpiGbl_GlobalLockSemaphore);
108 ACPI_GLOBAL (ACPI_SPINLOCK, AcpiGbl_GlobalLockPendingLock);
109 ACPI_GLOBAL (UINT16, AcpiGbl_GlobalLockHandle);
110 ACPI_GLOBAL (BOOLEAN, AcpiGbl_GlobalLockAcquired);
111 ACPI_GLOBAL (BOOLEAN, AcpiGbl_GlobalLockPresent);
112 ACPI_GLOBAL (BOOLEAN, AcpiGbl_GlobalLockPending);
113
114 /*
115 * Spinlocks are used for interfaces that can be possibly called at
116 * interrupt level
117 */
118 ACPI_GLOBAL (ACPI_SPINLOCK, AcpiGbl_GpeLock); /* For GPE data structs and registers */
119 ACPI_GLOBAL (ACPI_SPINLOCK, AcpiGbl_HardwareLock); /* For ACPI H/W except GPE registers */
120 ACPI_GLOBAL (ACPI_SPINLOCK, AcpiGbl_ReferenceCountLock);
121
122 /* Mutex for _OSI support */
123
124 ACPI_GLOBAL (ACPI_MUTEX, AcpiGbl_OsiMutex);
125
126 /* Reader/Writer lock is used for namespace walk and dynamic table unload */
127
128 ACPI_GLOBAL (ACPI_RW_LOCK, AcpiGbl_NamespaceRwLock);
129
130
131 /*****************************************************************************
132 *
133 * Miscellaneous globals
134 *
135 ****************************************************************************/
136
137 /* Object caches */
138
139 ACPI_GLOBAL (ACPI_CACHE_T *, AcpiGbl_NamespaceCache);
140 ACPI_GLOBAL (ACPI_CACHE_T *, AcpiGbl_StateCache);
141 ACPI_GLOBAL (ACPI_CACHE_T *, AcpiGbl_PsNodeCache);
142 ACPI_GLOBAL (ACPI_CACHE_T *, AcpiGbl_PsNodeExtCache);
143 ACPI_GLOBAL (ACPI_CACHE_T *, AcpiGbl_OperandCache);
144
145 /* System */
146
147 ACPI_INIT_GLOBAL (UINT32, AcpiGbl_StartupFlags, 0);
148 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_Shutdown, TRUE);
149
150 /* Global handlers */
151
152 ACPI_GLOBAL (ACPI_GLOBAL_NOTIFY_HANDLER,AcpiGbl_GlobalNotify[2]);
153 ACPI_GLOBAL (ACPI_EXCEPTION_HANDLER, AcpiGbl_ExceptionHandler);
154 ACPI_GLOBAL (ACPI_INIT_HANDLER, AcpiGbl_InitHandler);
155 ACPI_GLOBAL (ACPI_TABLE_HANDLER, AcpiGbl_TableHandler);
156 ACPI_GLOBAL (void *, AcpiGbl_TableHandlerContext);
157 ACPI_GLOBAL (ACPI_INTERFACE_HANDLER, AcpiGbl_InterfaceHandler);
158 ACPI_GLOBAL (ACPI_SCI_HANDLER_INFO *, AcpiGbl_SciHandlerList);
159
160 /* Owner ID support */
161
162 ACPI_GLOBAL (UINT32, AcpiGbl_OwnerIdMask[ACPI_NUM_OWNERID_MASKS]);
163 ACPI_GLOBAL (UINT8, AcpiGbl_LastOwnerIdIndex);
164 ACPI_GLOBAL (UINT8, AcpiGbl_NextOwnerIdOffset);
165
166 /* Initialization sequencing */
167
168 ACPI_GLOBAL (BOOLEAN, AcpiGbl_RegMethodsExecuted);
169
170 /* Misc */
171
172 ACPI_GLOBAL (UINT32, AcpiGbl_OriginalMode);
173 ACPI_GLOBAL (UINT32, AcpiGbl_NsLookupCount);
174 ACPI_GLOBAL (UINT32, AcpiGbl_PsFindCount);
175 ACPI_GLOBAL (UINT16, AcpiGbl_Pm1EnableRegisterSave);
176 ACPI_GLOBAL (UINT8, AcpiGbl_DebuggerConfiguration);
177 ACPI_GLOBAL (BOOLEAN, AcpiGbl_StepToNextCall);
178 ACPI_GLOBAL (BOOLEAN, AcpiGbl_AcpiHardwarePresent);
179 ACPI_GLOBAL (BOOLEAN, AcpiGbl_EventsInitialized);
180 ACPI_GLOBAL (ACPI_INTERFACE_INFO *, AcpiGbl_SupportedInterfaces);
181 ACPI_GLOBAL (ACPI_ADDRESS_RANGE *, AcpiGbl_AddressRangeList[ACPI_ADDRESS_RANGE_MAX]);
182
183 /* Other miscellaneous, declared and initialized in utglobal */
184
185 extern const char *AcpiGbl_SleepStateNames[ACPI_S_STATE_COUNT];
186 extern const char *AcpiGbl_LowestDstateNames[ACPI_NUM_SxW_METHODS];
187 extern const char *AcpiGbl_HighestDstateNames[ACPI_NUM_SxD_METHODS];
188 extern const char *AcpiGbl_RegionTypes[ACPI_NUM_PREDEFINED_REGIONS];
189 extern const ACPI_OPCODE_INFO AcpiGbl_AmlOpInfo[AML_NUM_OPCODES];
190
191
192 #ifdef ACPI_DBG_TRACK_ALLOCATIONS
193
194 /* Lists for tracking memory allocations (debug only) */
195
196 ACPI_GLOBAL (ACPI_MEMORY_LIST *, AcpiGbl_GlobalList);
197 ACPI_GLOBAL (ACPI_MEMORY_LIST *, AcpiGbl_NsNodeList);
198 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DisplayFinalMemStats);
199 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DisableMemTracking);
200 #endif
201
202
203 /*****************************************************************************
204 *
205 * Namespace globals
206 *
207 ****************************************************************************/
208
209 #if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY)
210 #define NUM_PREDEFINED_NAMES 10
211 #else
212 #define NUM_PREDEFINED_NAMES 9
213 #endif
214
215 ACPI_GLOBAL (ACPI_NAMESPACE_NODE, AcpiGbl_RootNodeStruct);
216 ACPI_GLOBAL (ACPI_NAMESPACE_NODE *, AcpiGbl_RootNode);
217 ACPI_GLOBAL (ACPI_NAMESPACE_NODE *, AcpiGbl_FadtGpeDevice);
218 ACPI_GLOBAL (ACPI_OPERAND_OBJECT *, AcpiGbl_ModuleCodeList);
219
220
221 extern const UINT8 AcpiGbl_NsProperties [ACPI_NUM_NS_TYPES];
222 extern const ACPI_PREDEFINED_NAMES AcpiGbl_PreDefinedNames [NUM_PREDEFINED_NAMES];
223
224 #ifdef ACPI_DEBUG_OUTPUT
225 ACPI_GLOBAL (UINT32, AcpiGbl_CurrentNodeCount);
226 ACPI_GLOBAL (UINT32, AcpiGbl_CurrentNodeSize);
227 ACPI_GLOBAL (UINT32, AcpiGbl_MaxConcurrentNodeCount);
228 ACPI_GLOBAL (ACPI_SIZE *, AcpiGbl_EntryStackPointer);
229 ACPI_GLOBAL (ACPI_SIZE *, AcpiGbl_LowestStackPointer);
230 ACPI_GLOBAL (UINT32, AcpiGbl_DeepestNesting);
231 ACPI_INIT_GLOBAL (UINT32, AcpiGbl_NestingLevel, 0);
232 #endif
233
234
235 /*****************************************************************************
236 *
237 * Interpreter globals
238 *
239 ****************************************************************************/
240
241 ACPI_GLOBAL (ACPI_THREAD_STATE *, AcpiGbl_CurrentWalkList);
242
243 /* Control method single step flag */
244
245 ACPI_GLOBAL (UINT8, AcpiGbl_CmSingleStep);
246
247
248 /*****************************************************************************
249 *
250 * Hardware globals
251 *
252 ****************************************************************************/
253
254 extern ACPI_BIT_REGISTER_INFO AcpiGbl_BitRegisterInfo[ACPI_NUM_BITREG];
255
256 ACPI_GLOBAL (UINT8, AcpiGbl_SleepTypeA);
257 ACPI_GLOBAL (UINT8, AcpiGbl_SleepTypeB);
258
259
260 /*****************************************************************************
261 *
262 * Event and GPE globals
263 *
264 ****************************************************************************/
265
266 #if (!ACPI_REDUCED_HARDWARE)
267
268 ACPI_GLOBAL (UINT8, AcpiGbl_AllGpesInitialized);
269 ACPI_GLOBAL (ACPI_GPE_XRUPT_INFO *, AcpiGbl_GpeXruptListHead);
270 ACPI_GLOBAL (ACPI_GPE_BLOCK_INFO *, AcpiGbl_GpeFadtBlocks[ACPI_MAX_GPE_BLOCKS]);
271 ACPI_GLOBAL (ACPI_GBL_EVENT_HANDLER, AcpiGbl_GlobalEventHandler);
272 ACPI_GLOBAL (void *, AcpiGbl_GlobalEventHandlerContext);
273 ACPI_GLOBAL (ACPI_FIXED_EVENT_HANDLER, AcpiGbl_FixedEventHandlers[ACPI_NUM_FIXED_EVENTS]);
274
275 extern ACPI_FIXED_EVENT_INFO AcpiGbl_FixedEventInfo[ACPI_NUM_FIXED_EVENTS];
276
277 #endif /* !ACPI_REDUCED_HARDWARE */
278
279 /*****************************************************************************
280 *
281 * Debug support
282 *
283 ****************************************************************************/
284
285 /* Event counters */
286
287 ACPI_GLOBAL (UINT64, AcpiMethodCount);
288 ACPI_GLOBAL (UINT64, AcpiGpeCount);
289 ACPI_GLOBAL (UINT64, AcpiSciCount);
290 ACPI_GLOBAL (UINT64, AcpiFixedEventCount[ACPI_NUM_FIXED_EVENTS]);
291
292 /* Support for dynamic control method tracing mechanism */
293
294 ACPI_GLOBAL (UINT32, AcpiGbl_OriginalDbgLevel);
295 ACPI_GLOBAL (UINT32, AcpiGbl_OriginalDbgLayer);
296
297
298 /*****************************************************************************
299 *
300 * Debugger and Disassembler globals
301 *
302 ****************************************************************************/
303
304 ACPI_INIT_GLOBAL (UINT8, AcpiGbl_DbOutputFlags, ACPI_DB_CONSOLE_OUTPUT);
305
306 #ifdef ACPI_DISASSEMBLER
307
308 /* Do not disassemble buffers to resource descriptors */
309
310 ACPI_INIT_GLOBAL (UINT8, AcpiGbl_NoResourceDisassembly, FALSE);
311 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_IgnoreNoopOperator, FALSE);
312 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_CstyleDisassembly, TRUE);
313 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_ForceAmlDisassembly, FALSE);
314 ACPI_INIT_GLOBAL (ACPI_PARSE_OBJECT *, AcpiGbl_PreviousOp, NULL);
315
316 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbOpt_Disasm);
317 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbOpt_Verbose);
318 ACPI_GLOBAL (BOOLEAN, AcpiGbl_NumExternalMethods);
319 ACPI_GLOBAL (UINT32, AcpiGbl_ResolvedExternalMethods);
320 ACPI_GLOBAL (ACPI_EXTERNAL_LIST *, AcpiGbl_ExternalList);
321 ACPI_GLOBAL (ACPI_EXTERNAL_FILE *, AcpiGbl_ExternalFileList);
322 #endif
323
324 #ifdef ACPI_DEBUGGER
325
326 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_DbTerminateThreads, FALSE);
327 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_AbortMethod, FALSE);
328 ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_MethodExecuting, FALSE);
329
330 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbOpt_NoIniMethods);
331 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbOpt_NoRegionSupport);
332 ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbOutputToFile);
333 ACPI_GLOBAL (char *, AcpiGbl_DbBuffer);
334 ACPI_GLOBAL (char *, AcpiGbl_DbFilename);
335 ACPI_GLOBAL (UINT32, AcpiGbl_DbDebugLevel);
336 ACPI_GLOBAL (UINT32, AcpiGbl_DbConsoleDebugLevel);
337 ACPI_GLOBAL (ACPI_NAMESPACE_NODE *, AcpiGbl_DbScopeNode);
338
339 ACPI_GLOBAL (char *, AcpiGbl_DbArgs[ACPI_DEBUGGER_MAX_ARGS]);
340 ACPI_GLOBAL (ACPI_OBJECT_TYPE, AcpiGbl_DbArgTypes[ACPI_DEBUGGER_MAX_ARGS]);
341
342 /* These buffers should all be the same size */
343
344 ACPI_GLOBAL (char, AcpiGbl_DbLineBuf[ACPI_DB_LINE_BUFFER_SIZE]);
345 ACPI_GLOBAL (char, AcpiGbl_DbParsedBuf[ACPI_DB_LINE_BUFFER_SIZE]);
346 ACPI_GLOBAL (char, AcpiGbl_DbScopeBuf[ACPI_DB_LINE_BUFFER_SIZE]);
347 ACPI_GLOBAL (char, AcpiGbl_DbDebugFilename[ACPI_DB_LINE_BUFFER_SIZE]);
348
349 /*
350 * Statistic globals
351 */
352 ACPI_GLOBAL (UINT16, AcpiGbl_ObjTypeCount[ACPI_TYPE_NS_NODE_MAX+1]);
353 ACPI_GLOBAL (UINT16, AcpiGbl_NodeTypeCount[ACPI_TYPE_NS_NODE_MAX+1]);
354 ACPI_GLOBAL (UINT16, AcpiGbl_ObjTypeCountMisc);
355 ACPI_GLOBAL (UINT16, AcpiGbl_NodeTypeCountMisc);
356 ACPI_GLOBAL (UINT32, AcpiGbl_NumNodes);
357 ACPI_GLOBAL (UINT32, AcpiGbl_NumObjects);
358
359 #endif /* ACPI_DEBUGGER */
360
361
362 /*****************************************************************************
363 *
364 * Application globals
365 *
366 ****************************************************************************/
367
368 #ifdef ACPI_APPLICATION
369
370 ACPI_INIT_GLOBAL (ACPI_FILE, AcpiGbl_DebugFile, NULL);
371 ACPI_INIT_GLOBAL (ACPI_FILE, AcpiGbl_OutputFile, NULL);
372
373 /* Print buffer */
374
375 ACPI_GLOBAL (ACPI_SPINLOCK, AcpiGbl_PrintLock); /* For print buffer */
376 ACPI_GLOBAL (char, AcpiGbl_PrintBuffer[1024]);
377
378 #endif /* ACPI_APPLICATION */
379
380
381 /*****************************************************************************
382 *
383 * Info/help support
384 *
385 ****************************************************************************/
386
387 extern const AH_PREDEFINED_NAME AslPredefinedInfo[];
388 extern const AH_DEVICE_ID AslDeviceIds[];
389
390
391 #endif /* __ACGLOBAL_H__ */
392