acparser.h revision 129684 
1/******************************************************************************
2 *
3 * Module Name: acparser.h - AML Parser subcomponent prototypes and defines
4 *       $Revision: 67 $
5 *
6 *****************************************************************************/
7
8/******************************************************************************
9 *
10 * 1. Copyright Notice
11 *
12 * Some or all of this work - Copyright (c) 1999 - 2004, 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
118#ifndef __ACPARSER_H__
119#define __ACPARSER_H__
120
121
122#define OP_HAS_RETURN_VALUE             1
123
124/* variable # arguments */
125
126#define ACPI_VAR_ARGS                   ACPI_UINT32_MAX
127
128
129#define ACPI_PARSE_DELETE_TREE          0x0001
130#define ACPI_PARSE_NO_TREE_DELETE       0x0000
131#define ACPI_PARSE_TREE_MASK            0x0001
132
133#define ACPI_PARSE_LOAD_PASS1           0x0010
134#define ACPI_PARSE_LOAD_PASS2           0x0020
135#define ACPI_PARSE_EXECUTE              0x0030
136#define ACPI_PARSE_MODE_MASK            0x0030
137
138#define ACPI_PARSE_DEFERRED_OP          0x0100
139
140/* Parser external interfaces */
141
142ACPI_STATUS
143AcpiPsxLoadTable (
144    UINT8                   *PcodeAddr,
145    UINT32                  PcodeLength);
146
147ACPI_STATUS
148AcpiPsxExecute (
149    ACPI_PARAMETER_INFO     *Info);
150
151
152/******************************************************************************
153 *
154 * Parser interfaces
155 *
156 *****************************************************************************/
157
158
159/* psargs - Parse AML opcode arguments */
160
161UINT8 *
162AcpiPsGetNextPackageEnd (
163    ACPI_PARSE_STATE        *ParserState);
164
165UINT32
166AcpiPsGetNextPackageLength (
167    ACPI_PARSE_STATE        *ParserState);
168
169char *
170AcpiPsGetNextNamestring (
171    ACPI_PARSE_STATE        *ParserState);
172
173void
174AcpiPsGetNextSimpleArg (
175    ACPI_PARSE_STATE        *ParserState,
176    UINT32                  ArgType,
177    ACPI_PARSE_OBJECT       *Arg);
178
179ACPI_STATUS
180AcpiPsGetNextNamepath (
181    ACPI_WALK_STATE         *WalkState,
182    ACPI_PARSE_STATE        *ParserState,
183    ACPI_PARSE_OBJECT       *Arg,
184    BOOLEAN                 MethodCall);
185
186ACPI_PARSE_OBJECT *
187AcpiPsGetNextField (
188    ACPI_PARSE_STATE        *ParserState);
189
190ACPI_STATUS
191AcpiPsGetNextArg (
192    ACPI_WALK_STATE         *WalkState,
193    ACPI_PARSE_STATE        *ParserState,
194    UINT32                  ArgType,
195    ACPI_PARSE_OBJECT       **ReturnArg);
196
197
198/* psfind */
199
200ACPI_PARSE_OBJECT *
201AcpiPsFindName (
202    ACPI_PARSE_OBJECT       *Scope,
203    UINT32                  Name,
204    UINT32                  Opcode);
205
206ACPI_PARSE_OBJECT*
207AcpiPsGetParent (
208    ACPI_PARSE_OBJECT       *Op);
209
210
211/* psopcode - AML Opcode information */
212
213const ACPI_OPCODE_INFO *
214AcpiPsGetOpcodeInfo (
215    UINT16                  Opcode);
216
217char *
218AcpiPsGetOpcodeName (
219    UINT16                  Opcode);
220
221
222/* psparse - top level parsing routines */
223
224UINT32
225AcpiPsGetOpcodeSize (
226    UINT32                  Opcode);
227
228void
229AcpiPsCompleteThisOp (
230    ACPI_WALK_STATE         *WalkState,
231    ACPI_PARSE_OBJECT       *Op);
232
233ACPI_STATUS
234AcpiPsNextParseState (
235    ACPI_WALK_STATE         *WalkState,
236    ACPI_PARSE_OBJECT       *Op,
237    ACPI_STATUS             CallbackStatus);
238
239ACPI_STATUS
240AcpiPsFindObject (
241    ACPI_WALK_STATE         *WalkState,
242    ACPI_PARSE_OBJECT       **OutOp);
243
244void
245AcpiPsDeleteParseTree (
246    ACPI_PARSE_OBJECT       *root);
247
248ACPI_STATUS
249AcpiPsParseLoop (
250    ACPI_WALK_STATE         *WalkState);
251
252ACPI_STATUS
253AcpiPsParseAml (
254    ACPI_WALK_STATE         *WalkState);
255
256ACPI_STATUS
257AcpiPsParseTable (
258    UINT8                   *aml,
259    UINT32                  amlSize,
260    ACPI_PARSE_DOWNWARDS    DescendingCallback,
261    ACPI_PARSE_UPWARDS      AscendingCallback,
262    ACPI_PARSE_OBJECT       **RootObject);
263
264UINT16
265AcpiPsPeekOpcode (
266    ACPI_PARSE_STATE        *state);
267
268
269/* psscope - Scope stack management routines */
270
271
272ACPI_STATUS
273AcpiPsInitScope (
274    ACPI_PARSE_STATE        *ParserState,
275    ACPI_PARSE_OBJECT       *Root);
276
277ACPI_PARSE_OBJECT *
278AcpiPsGetParentScope (
279    ACPI_PARSE_STATE        *state);
280
281BOOLEAN
282AcpiPsHasCompletedScope (
283    ACPI_PARSE_STATE        *ParserState);
284
285void
286AcpiPsPopScope (
287    ACPI_PARSE_STATE        *ParserState,
288    ACPI_PARSE_OBJECT       **Op,
289    UINT32                  *ArgList,
290    UINT32                  *ArgCount);
291
292ACPI_STATUS
293AcpiPsPushScope (
294    ACPI_PARSE_STATE        *ParserState,
295    ACPI_PARSE_OBJECT       *Op,
296    UINT32                  RemainingArgs,
297    UINT32                  ArgCount);
298
299void
300AcpiPsCleanupScope (
301    ACPI_PARSE_STATE        *state);
302
303
304/* pstree - parse tree manipulation routines */
305
306void
307AcpiPsAppendArg(
308    ACPI_PARSE_OBJECT       *op,
309    ACPI_PARSE_OBJECT       *arg);
310
311ACPI_PARSE_OBJECT*
312AcpiPsFind (
313    ACPI_PARSE_OBJECT       *Scope,
314    char                    *Path,
315    UINT16                  Opcode,
316    UINT32                  Create);
317
318ACPI_PARSE_OBJECT *
319AcpiPsGetArg(
320    ACPI_PARSE_OBJECT       *op,
321    UINT32                   argn);
322
323ACPI_PARSE_OBJECT *
324AcpiPsGetChild (
325    ACPI_PARSE_OBJECT       *op);
326
327ACPI_PARSE_OBJECT *
328AcpiPsGetDepthNext (
329    ACPI_PARSE_OBJECT       *Origin,
330    ACPI_PARSE_OBJECT       *Op);
331
332
333/* pswalk - parse tree walk routines */
334
335ACPI_STATUS
336AcpiPsWalkParsedAml (
337    ACPI_PARSE_OBJECT       *StartOp,
338    ACPI_PARSE_OBJECT       *EndOp,
339    ACPI_OPERAND_OBJECT     *MthDesc,
340    ACPI_NAMESPACE_NODE     *StartNode,
341    ACPI_OPERAND_OBJECT     **Params,
342    ACPI_OPERAND_OBJECT     **CallerReturnDesc,
343    ACPI_OWNER_ID           OwnerId,
344    ACPI_PARSE_DOWNWARDS    DescendingCallback,
345    ACPI_PARSE_UPWARDS      AscendingCallback);
346
347ACPI_STATUS
348AcpiPsGetNextWalkOp (
349    ACPI_WALK_STATE         *WalkState,
350    ACPI_PARSE_OBJECT       *Op,
351    ACPI_PARSE_UPWARDS      AscendingCallback);
352
353ACPI_STATUS
354AcpiPsDeleteCompletedOp (
355    ACPI_WALK_STATE         *WalkState);
356
357
358/* psutils - parser utilities */
359
360ACPI_PARSE_OBJECT *
361AcpiPsCreateScopeOp (
362    void);
363
364void
365AcpiPsInitOp (
366    ACPI_PARSE_OBJECT       *op,
367    UINT16                  opcode);
368
369ACPI_PARSE_OBJECT *
370AcpiPsAllocOp (
371    UINT16                  opcode);
372
373void
374AcpiPsFreeOp (
375    ACPI_PARSE_OBJECT       *Op);
376
377void
378AcpiPsDeleteParseCache (
379    void);
380
381BOOLEAN
382AcpiPsIsLeadingChar (
383    UINT32                  c);
384
385BOOLEAN
386AcpiPsIsPrefixChar (
387    UINT32                  c);
388
389UINT32
390AcpiPsGetName(
391    ACPI_PARSE_OBJECT       *op);
392
393void
394AcpiPsSetName(
395    ACPI_PARSE_OBJECT       *op,
396    UINT32                  name);
397
398
399/* psdump - display parser tree */
400
401UINT32
402AcpiPsSprintPath (
403    char                    *BufferStart,
404    UINT32                  BufferSize,
405    ACPI_PARSE_OBJECT       *Op);
406
407UINT32
408AcpiPsSprintOp (
409    char                    *BufferStart,
410    UINT32                  BufferSize,
411    ACPI_PARSE_OBJECT       *Op);
412
413void
414AcpiPsShow (
415    ACPI_PARSE_OBJECT       *op);
416
417
418#endif /* __ACPARSER_H__ */
419