acglobal.h revision 87031 
1/******************************************************************************
2 *
3 * Name: acglobal.h - Declarations for global variables
4 *       $Revision: 109 $
5 *
6 *****************************************************************************/
7
8/******************************************************************************
9 *
10 * 1. Copyright Notice
11 *
12 * Some or all of this work - Copyright (c) 1999, 2000, 2001, 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
134/*****************************************************************************
135 *
136 * Debug support
137 *
138 ****************************************************************************/
139
140/* Runtime configuration of debug print levels */
141
142extern      UINT32                      AcpiDbgLevel;
143extern      UINT32                      AcpiDbgLayer;
144
145/* Procedure nesting level for debug output */
146
147extern      UINT32                      AcpiGbl_NestingLevel;
148
149
150/*****************************************************************************
151 *
152 * ACPI Table globals
153 *
154 ****************************************************************************/
155
156/*
157 * Table pointers.
158 * Although these pointers are somewhat redundant with the global AcpiTable,
159 * they are convenient because they are typed pointers.
160 *
161 * These tables are single-table only; meaning that there can be at most one
162 * of each in the system.  Each global points to the actual table.
163 *
164 */
165ACPI_EXTERN RSDP_DESCRIPTOR             *AcpiGbl_RSDP;
166ACPI_EXTERN XSDT_DESCRIPTOR             *AcpiGbl_XSDT;
167ACPI_EXTERN FADT_DESCRIPTOR             *AcpiGbl_FADT;
168ACPI_EXTERN ACPI_TABLE_HEADER           *AcpiGbl_DSDT;
169ACPI_EXTERN ACPI_COMMON_FACS            *AcpiGbl_FACS;
170
171/*
172 * Since there may be multiple SSDTs and PSDTS, a single pointer is not
173 * sufficient; Therefore, there isn't one!
174 */
175
176
177/*
178 * ACPI Table info arrays
179 */
180extern      ACPI_TABLE_DESC             AcpiGbl_AcpiTables[NUM_ACPI_TABLES];
181extern      ACPI_TABLE_SUPPORT          AcpiGbl_AcpiTableData[NUM_ACPI_TABLES];
182
183/*
184 * Predefined mutex objects.  This array contains the
185 * actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs.
186 * (The table maps local handles to the real OS handles)
187 */
188ACPI_EXTERN ACPI_MUTEX_INFO             AcpiGbl_AcpiMutexInfo [NUM_MTX];
189
190
191/*****************************************************************************
192 *
193 * Miscellaneous globals
194 *
195 ****************************************************************************/
196
197
198ACPI_EXTERN ACPI_MEMORY_LIST            AcpiGbl_MemoryLists[ACPI_NUM_MEM_LISTS];
199ACPI_EXTERN ACPI_OBJECT_NOTIFY_HANDLER  AcpiGbl_DrvNotify;
200ACPI_EXTERN ACPI_OBJECT_NOTIFY_HANDLER  AcpiGbl_SysNotify;
201ACPI_EXTERN UINT8                      *AcpiGbl_Gpe0EnableRegisterSave;
202ACPI_EXTERN UINT8                      *AcpiGbl_Gpe1EnableRegisterSave;
203ACPI_EXTERN ACPI_WALK_STATE            *AcpiGbl_BreakpointWalk;
204ACPI_EXTERN ACPI_HANDLE                 AcpiGbl_GlobalLockSemaphore;
205
206ACPI_EXTERN UINT32                      AcpiGbl_GlobalLockThreadCount;
207ACPI_EXTERN UINT32                      AcpiGbl_RestoreAcpiChipset;
208ACPI_EXTERN UINT32                      AcpiGbl_OriginalMode;
209ACPI_EXTERN UINT32                      AcpiGbl_EdgeLevelSave;
210ACPI_EXTERN UINT32                      AcpiGbl_IrqEnableSave;
211ACPI_EXTERN UINT32                      AcpiGbl_RsdpOriginalLocation;
212ACPI_EXTERN UINT32                      AcpiGbl_NsLookupCount;
213ACPI_EXTERN UINT32                      AcpiGbl_PsFindCount;
214ACPI_EXTERN UINT16                      AcpiGbl_Pm1EnableRegisterSave;
215ACPI_EXTERN UINT16                      AcpiGbl_NextTableOwnerId;
216ACPI_EXTERN UINT16                      AcpiGbl_NextMethodOwnerId;
217ACPI_EXTERN UINT8                       AcpiGbl_DebuggerConfiguration;
218ACPI_EXTERN BOOLEAN                     AcpiGbl_GlobalLockAcquired;
219ACPI_EXTERN BOOLEAN                     AcpiGbl_StepToNextCall;
220ACPI_EXTERN BOOLEAN                     AcpiGbl_AcpiHardwarePresent;
221ACPI_EXTERN BOOLEAN                     AcpiGbl_GlobalLockPresent;
222
223extern BOOLEAN                          AcpiGbl_Shutdown;
224extern UINT32                           AcpiGbl_StartupFlags;
225extern const UINT8                      AcpiGbl_DecodeTo8bit[8];
226extern const NATIVE_CHAR                *AcpiGbl_DbSleepStates[ACPI_NUM_SLEEP_STATES];
227
228
229/*****************************************************************************
230 *
231 * Namespace globals
232 *
233 ****************************************************************************/
234
235#define NUM_NS_TYPES                    INTERNAL_TYPE_INVALID+1
236#define NUM_PREDEFINED_NAMES            9
237
238
239ACPI_EXTERN ACPI_NAMESPACE_NODE         AcpiGbl_RootNodeStruct;
240ACPI_EXTERN ACPI_NAMESPACE_NODE        *AcpiGbl_RootNode;
241
242extern const UINT8                      AcpiGbl_NsProperties[NUM_NS_TYPES];
243extern const PREDEFINED_NAMES           AcpiGbl_PreDefinedNames [NUM_PREDEFINED_NAMES];
244
245#ifdef ACPI_DEBUG
246ACPI_EXTERN UINT32                      AcpiGbl_CurrentNodeCount;
247ACPI_EXTERN UINT32                      AcpiGbl_CurrentNodeSize;
248ACPI_EXTERN UINT32                      AcpiGbl_MaxConcurrentNodeCount;
249ACPI_EXTERN UINT32                      AcpiGbl_EntryStackPointer;
250ACPI_EXTERN UINT32                      AcpiGbl_LowestStackPointer;
251ACPI_EXTERN UINT32                      AcpiGbl_DeepestNesting;
252#endif
253
254/*****************************************************************************
255 *
256 * Interpreter globals
257 *
258 ****************************************************************************/
259
260
261ACPI_EXTERN ACPI_THREAD_STATE           *AcpiGbl_CurrentWalkList;
262
263/* Control method single step flag */
264
265ACPI_EXTERN UINT8                       AcpiGbl_CmSingleStep;
266
267
268/*****************************************************************************
269 *
270 * Parser globals
271 *
272 ****************************************************************************/
273
274ACPI_EXTERN ACPI_PARSE_OBJECT           *AcpiGbl_ParsedNamespaceRoot;
275
276
277/*****************************************************************************
278 *
279 * Event globals
280 *
281 ****************************************************************************/
282
283ACPI_EXTERN ACPI_FIXED_EVENT_INFO       AcpiGbl_FixedEventHandlers[ACPI_NUM_FIXED_EVENTS];
284ACPI_EXTERN ACPI_HANDLE                 AcpiGbl_GpeObjHandle;
285ACPI_EXTERN UINT32                      AcpiGbl_GpeRegisterCount;
286ACPI_EXTERN ACPI_GPE_REGISTERS         *AcpiGbl_GpeRegisters;
287ACPI_EXTERN ACPI_GPE_LEVEL_INFO        *AcpiGbl_GpeInfo;
288
289/*
290 * Gpe validation and translation table
291 * Indexed by the GPE number, returns GPE_INVALID if the GPE is not supported.
292 * Otherwise, returns a valid index into the global GPE table.
293 *
294 * This table is needed because the GPE numbers supported by block 1 do not
295 * have to be contiguous with the GPE numbers supported by block 0.
296 */
297ACPI_EXTERN UINT8                       AcpiGbl_GpeValid [ACPI_NUM_GPE];
298
299/* AcpiEvent counter for debug only */
300
301#ifdef ACPI_DEBUG
302ACPI_EXTERN UINT32                      AcpiGbl_EventCount[ACPI_NUM_FIXED_EVENTS];
303#endif
304
305
306/*****************************************************************************
307 *
308 * Debugger globals
309 *
310 ****************************************************************************/
311
312#ifdef ENABLE_DEBUGGER
313ACPI_EXTERN BOOLEAN                     AcpiGbl_MethodExecuting;
314ACPI_EXTERN BOOLEAN                     AcpiGbl_DbTerminateThreads;
315#endif
316
317
318#endif /* __ACGLOBAL_H__ */
319