acglobal.h revision 70243 
1/******************************************************************************
2 *
3 * Name: acglobal.h - Declarations for global variables
4 *       $Revision: 93 $
5 *
6 *****************************************************************************/
7
8/******************************************************************************
9 *
10 * 1. Copyright Notice
11 *
12 * Some or all of this work - Copyright (c) 1999, 2000, Intel Corp.
13 * All rights reserved.
14 *
15 * 2. License
16 *
17 * 2.1. This is your license from Intel Corp. under its intellectual property
18 * rights.  You may have additional license terms from the party that provided
19 * you this software, covering your right to use that party's intellectual
20 * property rights.
21 *
22 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
23 * copy of the source code appearing in this file ("Covered Code") an
24 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
25 * base code distributed originally by Intel ("Original Intel Code") to copy,
26 * make derivatives, distribute, use and display any portion of the Covered
27 * Code in any form, with the right to sublicense such rights; and
28 *
29 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
30 * license (with the right to sublicense), under only those claims of Intel
31 * patents that are infringed by the Original Intel Code, to make, use, sell,
32 * offer to sell, and import the Covered Code and derivative works thereof
33 * solely to the minimum extent necessary to exercise the above copyright
34 * license, and in no event shall the patent license extend to any additions
35 * to or modifications of the Original Intel Code.  No other license or right
36 * is granted directly or by implication, estoppel or otherwise;
37 *
38 * The above copyright and patent license is granted only if the following
39 * conditions are met:
40 *
41 * 3. Conditions
42 *
43 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
44 * Redistribution of source code of any substantial portion of the Covered
45 * Code or modification with rights to further distribute source must include
46 * the above Copyright Notice, the above License, this list of Conditions,
47 * and the following Disclaimer and Export Compliance provision.  In addition,
48 * Licensee must cause all Covered Code to which Licensee contributes to
49 * contain a file documenting the changes Licensee made to create that Covered
50 * Code and the date of any change.  Licensee must include in that file the
51 * documentation of any changes made by any predecessor Licensee.  Licensee
52 * must include a prominent statement that the modification is derived,
53 * directly or indirectly, from Original Intel Code.
54 *
55 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
56 * Redistribution of source code of any substantial portion of the Covered
57 * Code or modification without rights to further distribute source must
58 * include the following Disclaimer and Export Compliance provision in the
59 * documentation and/or other materials provided with distribution.  In
60 * addition, Licensee may not authorize further sublicense of source of any
61 * portion of the Covered Code, and must include terms to the effect that the
62 * license from Licensee to its licensee is limited to the intellectual
63 * property embodied in the software Licensee provides to its licensee, and
64 * not to intellectual property embodied in modifications its licensee may
65 * make.
66 *
67 * 3.3. Redistribution of Executable. Redistribution in executable form of any
68 * substantial portion of the Covered Code or modification must reproduce the
69 * above Copyright Notice, and the following Disclaimer and Export Compliance
70 * provision in the documentation and/or other materials provided with the
71 * distribution.
72 *
73 * 3.4. Intel retains all right, title, and interest in and to the Original
74 * Intel Code.
75 *
76 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
77 * Intel shall be used in advertising or otherwise to promote the sale, use or
78 * other dealings in products derived from or relating to the Covered Code
79 * without prior written authorization from Intel.
80 *
81 * 4. Disclaimer and Export Compliance
82 *
83 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
84 * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
85 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,
86 * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY
87 * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY
88 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
89 * PARTICULAR PURPOSE.
90 *
91 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
92 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
93 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
94 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
95 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
96 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS
97 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
98 * LIMITED REMEDY.
99 *
100 * 4.3. Licensee shall not export, either directly or indirectly, any of this
101 * software or system incorporating such software without first obtaining any
102 * required license or other approval from the U. S. Department of Commerce or
103 * any other agency or department of the United States Government.  In the
104 * event Licensee exports any such software from the United States or
105 * re-exports any such software from a foreign destination, Licensee shall
106 * ensure that the distribution and export/re-export of the software is in
107 * compliance with all laws, regulations, orders, or other restrictions of the
108 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
109 * any of its subsidiaries will export/re-export any technical data, process,
110 * software, or service, directly or indirectly, to any country for which the
111 * United States government or any agency thereof requires an export license,
112 * other governmental approval, or letter of assurance, without first obtaining
113 * such license, approval or letter.
114 *
115 *****************************************************************************/
116
117#ifndef __ACGLOBAL_H__
118#define __ACGLOBAL_H__
119
120
121/*
122 * Ensure that the globals are actually defined only once.
123 *
124 * The use of these defines allows a single list of globals (here) in order
125 * to simplify maintenance of the code.
126 */
127#ifdef DEFINE_ACPI_GLOBALS
128#define ACPI_EXTERN
129#else
130#define ACPI_EXTERN extern
131#endif
132
133
134extern      NATIVE_CHAR                 *MsgAcpiErrorBreak;
135
136/*****************************************************************************
137 *
138 * Debug support
139 *
140 ****************************************************************************/
141
142/* Runtime configuration of debug print levels */
143
144extern      UINT32                      AcpiDbgLevel;
145extern      UINT32                      AcpiDbgLayer;
146
147
148/* Procedure nesting level for debug output */
149
150extern      UINT32                      AcpiGbl_NestingLevel;
151
152
153/*****************************************************************************
154 *
155 * ACPI Table globals
156 *
157 ****************************************************************************/
158
159/*
160 * Table pointers.
161 * Although these pointers are somewhat redundant with the global AcpiTable,
162 * they are convenient because they are typed pointers.
163 *
164 * These tables are single-table only; meaning that there can be at most one
165 * of each in the system.  Each global points to the actual table.
166 *
167 */
168ACPI_EXTERN RSDP_DESCRIPTOR             *AcpiGbl_RSDP;
169ACPI_EXTERN XSDT_DESCRIPTOR             *AcpiGbl_XSDT;
170ACPI_EXTERN FADT_DESCRIPTOR             *AcpiGbl_FADT;
171ACPI_EXTERN ACPI_TABLE_HEADER           *AcpiGbl_DSDT;
172ACPI_EXTERN ACPI_COMMON_FACS            *AcpiGbl_FACS;
173
174/*
175 * Since there may be multiple SSDTs and PSDTS, a single pointer is not
176 * sufficient; Therefore, there isn't one!
177 */
178
179
180/*
181 * ACPI Table info arrays
182 */
183extern      ACPI_TABLE_DESC             AcpiGbl_AcpiTables[NUM_ACPI_TABLES];
184extern      ACPI_TABLE_SUPPORT          AcpiGbl_AcpiTableData[NUM_ACPI_TABLES];
185
186/*
187 * Predefined mutex objects.  This array contains the
188 * actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs.
189 * (The table maps local handles to the real OS handles)
190 */
191ACPI_EXTERN ACPI_MUTEX_INFO             AcpiGbl_AcpiMutexInfo [NUM_MTX];
192
193
194/*****************************************************************************
195 *
196 * Miscellaneous globals
197 *
198 ****************************************************************************/
199
200
201ACPI_EXTERN UINT8                      *AcpiGbl_Gpe0EnableRegisterSave;
202ACPI_EXTERN UINT8                      *AcpiGbl_Gpe1EnableRegisterSave;
203ACPI_EXTERN ACPI_WALK_STATE            *AcpiGbl_BreakpointWalk;
204ACPI_EXTERN ACPI_GENERIC_STATE         *AcpiGbl_GenericStateCache;
205ACPI_EXTERN ACPI_PARSE_OBJECT          *AcpiGbl_ParseCache;
206ACPI_EXTERN ACPI_PARSE2_OBJECT         *AcpiGbl_ExtParseCache;
207ACPI_EXTERN ACPI_OPERAND_OBJECT        *AcpiGbl_ObjectCache;
208ACPI_EXTERN ACPI_WALK_STATE            *AcpiGbl_WalkStateCache;
209ACPI_EXTERN ACPI_HANDLE                 AcpiGbl_GlobalLockSemaphore;
210
211
212ACPI_EXTERN UINT32                      AcpiGbl_GlobalLockThreadCount;
213ACPI_EXTERN UINT32                      AcpiGbl_RestoreAcpiChipset;
214ACPI_EXTERN UINT32                      AcpiGbl_OriginalMode;
215ACPI_EXTERN UINT32                      AcpiGbl_EdgeLevelSave;
216ACPI_EXTERN UINT32                      AcpiGbl_IrqEnableSave;
217ACPI_EXTERN UINT32                      AcpiGbl_RsdpOriginalLocation;
218
219ACPI_EXTERN UINT32                      AcpiGbl_StateCacheRequests;
220ACPI_EXTERN UINT32                      AcpiGbl_StateCacheHits;
221ACPI_EXTERN UINT32                      AcpiGbl_ParseCacheRequests;
222ACPI_EXTERN UINT32                      AcpiGbl_ParseCacheHits;
223ACPI_EXTERN UINT32                      AcpiGbl_ExtParseCacheRequests;
224ACPI_EXTERN UINT32                      AcpiGbl_ExtParseCacheHits;
225ACPI_EXTERN UINT32                      AcpiGbl_ObjectCacheRequests;
226ACPI_EXTERN UINT32                      AcpiGbl_ObjectCacheHits;
227ACPI_EXTERN UINT32                      AcpiGbl_WalkStateCacheRequests;
228ACPI_EXTERN UINT32                      AcpiGbl_WalkStateCacheHits;
229ACPI_EXTERN UINT32                      AcpiGbl_NsLookupCount;
230ACPI_EXTERN UINT32                      AcpiGbl_PsFindCount;
231
232
233ACPI_EXTERN UINT16                      AcpiGbl_GenericStateCacheDepth;
234ACPI_EXTERN UINT16                      AcpiGbl_ParseCacheDepth;
235ACPI_EXTERN UINT16                      AcpiGbl_ExtParseCacheDepth;
236ACPI_EXTERN UINT16                      AcpiGbl_ObjectCacheDepth;
237ACPI_EXTERN UINT16                      AcpiGbl_WalkStateCacheDepth;
238ACPI_EXTERN UINT16                      AcpiGbl_Pm1EnableRegisterSave;
239ACPI_EXTERN UINT16                      AcpiGbl_NextTableOwnerId;
240ACPI_EXTERN UINT16                      AcpiGbl_NextMethodOwnerId;
241
242ACPI_EXTERN UINT8                       AcpiGbl_DebuggerConfiguration;
243ACPI_EXTERN BOOLEAN                     AcpiGbl_GlobalLockAcquired;
244ACPI_EXTERN BOOLEAN                     AcpiGbl_GlobalLockSet; /* TBD: [Restructure] OBSOLETE?? */
245ACPI_EXTERN BOOLEAN                     AcpiGbl_StepToNextCall;
246ACPI_EXTERN BOOLEAN                     AcpiGbl_AcpiHardwarePresent;
247
248
249ACPI_EXTERN ACPI_OBJECT_NOTIFY_HANDLER  AcpiGbl_DrvNotify;
250ACPI_EXTERN ACPI_OBJECT_NOTIFY_HANDLER  AcpiGbl_SysNotify;
251
252
253extern      BOOLEAN                     AcpiGbl_Shutdown;
254extern      UINT32                      AcpiGbl_SystemFlags;
255extern      UINT32                      AcpiGbl_StartupFlags;
256extern      UINT8                       AcpiGbl_DecodeTo8bit[];
257
258
259/*****************************************************************************
260 *
261 * Namespace globals
262 *
263 ****************************************************************************/
264
265#define NUM_NS_TYPES                    INTERNAL_TYPE_INVALID+1
266#define NUM_PREDEFINED_NAMES            9
267
268
269ACPI_EXTERN ACPI_NAMESPACE_NODE         AcpiGbl_RootNodeStruct;
270ACPI_EXTERN ACPI_NAMESPACE_NODE        *AcpiGbl_RootNode;
271
272extern      UINT8                       AcpiGbl_NsProperties[NUM_NS_TYPES];
273extern      PREDEFINED_NAMES            AcpiGbl_PreDefinedNames [NUM_PREDEFINED_NAMES];
274
275
276/* Used to detect memory leaks (DEBUG ONLY) */
277
278#ifdef ACPI_DEBUG
279ACPI_EXTERN ALLOCATION_INFO            *AcpiGbl_HeadAllocPtr;
280ACPI_EXTERN ALLOCATION_INFO            *AcpiGbl_TailAllocPtr;
281#endif
282
283
284/*****************************************************************************
285 *
286 * Interpreter globals
287 *
288 ****************************************************************************/
289
290
291ACPI_EXTERN ACPI_WALK_LIST             *AcpiGbl_CurrentWalkList;
292
293/*
294 * Handle to the last method found - used during pass1 of load
295 */
296ACPI_EXTERN ACPI_HANDLE                 AcpiGbl_LastMethod;
297
298/*
299 * Table of Address Space handlers
300 */
301
302ACPI_EXTERN ACPI_ADDRESS_SPACE_INFO     AcpiGbl_AddressSpaces[ACPI_NUM_ADDRESS_SPACES];
303
304
305/* Control method single step flag */
306
307ACPI_EXTERN UINT8                       AcpiGbl_CmSingleStep;
308
309
310/*****************************************************************************
311 *
312 * Parser globals
313 *
314 ****************************************************************************/
315
316ACPI_EXTERN ACPI_PARSE_OBJECT           *AcpiGbl_ParsedNamespaceRoot;
317
318/*****************************************************************************
319 *
320 * Hardware globals
321 *
322 ****************************************************************************/
323
324extern ACPI_C_STATE_HANDLER             AcpiHwCxHandlers[MAX_CX_STATES];
325extern UINT32                           AcpiHwActiveCxState;
326
327
328/*****************************************************************************
329 *
330 * Event globals
331 *
332 ****************************************************************************/
333
334ACPI_EXTERN ACPI_FIXED_EVENT_INFO       AcpiGbl_FixedEventHandlers[NUM_FIXED_EVENTS];
335
336ACPI_EXTERN ACPI_HANDLE                 AcpiGbl_GpeObjHandle;
337ACPI_EXTERN UINT32                      AcpiGbl_GpeRegisterCount;
338ACPI_EXTERN ACPI_GPE_REGISTERS          *AcpiGbl_GpeRegisters;
339ACPI_EXTERN ACPI_GPE_LEVEL_INFO         *AcpiGbl_GpeInfo;
340
341/*
342 * Gpe validation and translation table
343 * Indexed by the GPE number, returns GPE_INVALID if the GPE is not supported.
344 * Otherwise, returns a valid index into the global GPE table.
345 *
346 * This table is needed because the GPE numbers supported by block 1 do not
347 * have to be contiguous with the GPE numbers supported by block 0.
348 */
349ACPI_EXTERN UINT8                       AcpiGbl_GpeValid [NUM_GPE];
350
351/* AcpiEvent counter for debug only */
352
353#ifdef ACPI_DEBUG
354ACPI_EXTERN UINT32                      AcpiGbl_EventCount[NUM_FIXED_EVENTS];
355#endif
356
357
358/*****************************************************************************
359 *
360 * Debugger globals
361 *
362 ****************************************************************************/
363
364#ifdef ENABLE_DEBUGGER
365ACPI_EXTERN BOOLEAN                     AcpiGbl_MethodExecuting;
366ACPI_EXTERN BOOLEAN                     AcpiGbl_DbTerminateThreads;
367#endif
368
369/* Memory allocation metrics - Debug Only! */
370
371#ifdef ACPI_DEBUG
372
373ACPI_EXTERN UINT32                      AcpiGbl_CurrentAllocSize;
374ACPI_EXTERN UINT32                      AcpiGbl_CurrentAllocCount;
375ACPI_EXTERN UINT32                      AcpiGbl_RunningAllocSize;
376ACPI_EXTERN UINT32                      AcpiGbl_RunningAllocCount;
377ACPI_EXTERN UINT32                      AcpiGbl_MaxConcurrentAllocSize;
378ACPI_EXTERN UINT32                      AcpiGbl_MaxConcurrentAllocCount;
379ACPI_EXTERN UINT32                      AcpiGbl_CurrentObjectCount;
380ACPI_EXTERN UINT32                      AcpiGbl_CurrentObjectSize;
381ACPI_EXTERN UINT32                      AcpiGbl_MaxConcurrentObjectCount;
382ACPI_EXTERN UINT32                      AcpiGbl_MaxConcurrentObjectSize;
383ACPI_EXTERN UINT32                      AcpiGbl_RunningObjectCount;
384ACPI_EXTERN UINT32                      AcpiGbl_RunningObjectSize;
385ACPI_EXTERN UINT32                      AcpiGbl_CurrentNodeCount;
386ACPI_EXTERN UINT32                      AcpiGbl_CurrentNodeSize;
387ACPI_EXTERN UINT32                      AcpiGbl_MaxConcurrentNodeCount;
388
389#endif
390
391
392#endif /* __ACGLOBAL_H__ */
393