1bc36eafdSMike Gerdts /******************************************************************************
2bc36eafdSMike Gerdts *
3bc36eafdSMike Gerdts * Module Name: dtutils.c - Utility routines for the data table compiler
4bc36eafdSMike Gerdts *
5bc36eafdSMike Gerdts *****************************************************************************/
6bc36eafdSMike Gerdts
7*35786f68SRobert Mustacchi /******************************************************************************
8*35786f68SRobert Mustacchi *
9*35786f68SRobert Mustacchi * 1. Copyright Notice
10*35786f68SRobert Mustacchi *
11*35786f68SRobert Mustacchi * Some or all of this work - Copyright (c) 1999 - 2018, Intel Corp.
12bc36eafdSMike Gerdts * All rights reserved.
13bc36eafdSMike Gerdts *
14*35786f68SRobert Mustacchi * 2. License
15*35786f68SRobert Mustacchi *
16*35786f68SRobert Mustacchi * 2.1. This is your license from Intel Corp. under its intellectual property
17*35786f68SRobert Mustacchi * rights. You may have additional license terms from the party that provided
18*35786f68SRobert Mustacchi * you this software, covering your right to use that party's intellectual
19*35786f68SRobert Mustacchi * property rights.
20*35786f68SRobert Mustacchi *
21*35786f68SRobert Mustacchi * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22*35786f68SRobert Mustacchi * copy of the source code appearing in this file ("Covered Code") an
23*35786f68SRobert Mustacchi * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24*35786f68SRobert Mustacchi * base code distributed originally by Intel ("Original Intel Code") to copy,
25*35786f68SRobert Mustacchi * make derivatives, distribute, use and display any portion of the Covered
26*35786f68SRobert Mustacchi * Code in any form, with the right to sublicense such rights; and
27*35786f68SRobert Mustacchi *
28*35786f68SRobert Mustacchi * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29*35786f68SRobert Mustacchi * license (with the right to sublicense), under only those claims of Intel
30*35786f68SRobert Mustacchi * patents that are infringed by the Original Intel Code, to make, use, sell,
31*35786f68SRobert Mustacchi * offer to sell, and import the Covered Code and derivative works thereof
32*35786f68SRobert Mustacchi * solely to the minimum extent necessary to exercise the above copyright
33*35786f68SRobert Mustacchi * license, and in no event shall the patent license extend to any additions
34*35786f68SRobert Mustacchi * to or modifications of the Original Intel Code. No other license or right
35*35786f68SRobert Mustacchi * is granted directly or by implication, estoppel or otherwise;
36*35786f68SRobert Mustacchi *
37*35786f68SRobert Mustacchi * The above copyright and patent license is granted only if the following
38*35786f68SRobert Mustacchi * conditions are met:
39*35786f68SRobert Mustacchi *
40*35786f68SRobert Mustacchi * 3. Conditions
41*35786f68SRobert Mustacchi *
42*35786f68SRobert Mustacchi * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
44*35786f68SRobert Mustacchi * Code or modification with rights to further distribute source must include
45*35786f68SRobert Mustacchi * the above Copyright Notice, the above License, this list of Conditions,
46*35786f68SRobert Mustacchi * and the following Disclaimer and Export Compliance provision. In addition,
47*35786f68SRobert Mustacchi * Licensee must cause all Covered Code to which Licensee contributes to
48*35786f68SRobert Mustacchi * contain a file documenting the changes Licensee made to create that Covered
49*35786f68SRobert Mustacchi * Code and the date of any change. Licensee must include in that file the
50*35786f68SRobert Mustacchi * documentation of any changes made by any predecessor Licensee. Licensee
51*35786f68SRobert Mustacchi * must include a prominent statement that the modification is derived,
52*35786f68SRobert Mustacchi * directly or indirectly, from Original Intel Code.
53*35786f68SRobert Mustacchi *
54*35786f68SRobert Mustacchi * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
56*35786f68SRobert Mustacchi * Code or modification without rights to further distribute source must
57*35786f68SRobert Mustacchi * include the following Disclaimer and Export Compliance provision in the
58*35786f68SRobert Mustacchi * documentation and/or other materials provided with distribution. In
59*35786f68SRobert Mustacchi * addition, Licensee may not authorize further sublicense of source of any
60*35786f68SRobert Mustacchi * portion of the Covered Code, and must include terms to the effect that the
61*35786f68SRobert Mustacchi * license from Licensee to its licensee is limited to the intellectual
62*35786f68SRobert Mustacchi * property embodied in the software Licensee provides to its licensee, and
63*35786f68SRobert Mustacchi * not to intellectual property embodied in modifications its licensee may
64*35786f68SRobert Mustacchi * make.
65*35786f68SRobert Mustacchi *
66*35786f68SRobert Mustacchi * 3.3. Redistribution of Executable. Redistribution in executable form of any
67*35786f68SRobert Mustacchi * substantial portion of the Covered Code or modification must reproduce the
68*35786f68SRobert Mustacchi * above Copyright Notice, and the following Disclaimer and Export Compliance
69*35786f68SRobert Mustacchi * provision in the documentation and/or other materials provided with the
70*35786f68SRobert Mustacchi * distribution.
71*35786f68SRobert Mustacchi *
72*35786f68SRobert Mustacchi * 3.4. Intel retains all right, title, and interest in and to the Original
73*35786f68SRobert Mustacchi * Intel Code.
74*35786f68SRobert Mustacchi *
75*35786f68SRobert Mustacchi * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76*35786f68SRobert Mustacchi * Intel shall be used in advertising or otherwise to promote the sale, use or
77*35786f68SRobert Mustacchi * other dealings in products derived from or relating to the Covered Code
78*35786f68SRobert Mustacchi * without prior written authorization from Intel.
79*35786f68SRobert Mustacchi *
80*35786f68SRobert Mustacchi * 4. Disclaimer and Export Compliance
81*35786f68SRobert Mustacchi *
82*35786f68SRobert Mustacchi * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83*35786f68SRobert Mustacchi * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84*35786f68SRobert Mustacchi * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85*35786f68SRobert Mustacchi * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86*35786f68SRobert Mustacchi * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87*35786f68SRobert Mustacchi * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88*35786f68SRobert Mustacchi * PARTICULAR PURPOSE.
89*35786f68SRobert Mustacchi *
90*35786f68SRobert Mustacchi * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91*35786f68SRobert Mustacchi * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92*35786f68SRobert Mustacchi * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93*35786f68SRobert Mustacchi * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94*35786f68SRobert Mustacchi * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95*35786f68SRobert Mustacchi * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96*35786f68SRobert Mustacchi * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97*35786f68SRobert Mustacchi * LIMITED REMEDY.
98*35786f68SRobert Mustacchi *
99*35786f68SRobert Mustacchi * 4.3. Licensee shall not export, either directly or indirectly, any of this
100*35786f68SRobert Mustacchi * software or system incorporating such software without first obtaining any
101*35786f68SRobert Mustacchi * required license or other approval from the U. S. Department of Commerce or
102*35786f68SRobert Mustacchi * any other agency or department of the United States Government. In the
103*35786f68SRobert Mustacchi * event Licensee exports any such software from the United States or
104*35786f68SRobert Mustacchi * re-exports any such software from a foreign destination, Licensee shall
105*35786f68SRobert Mustacchi * ensure that the distribution and export/re-export of the software is in
106*35786f68SRobert Mustacchi * compliance with all laws, regulations, orders, or other restrictions of the
107*35786f68SRobert Mustacchi * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108*35786f68SRobert Mustacchi * any of its subsidiaries will export/re-export any technical data, process,
109*35786f68SRobert Mustacchi * software, or service, directly or indirectly, to any country for which the
110*35786f68SRobert Mustacchi * United States government or any agency thereof requires an export license,
111*35786f68SRobert Mustacchi * other governmental approval, or letter of assurance, without first obtaining
112*35786f68SRobert Mustacchi * such license, approval or letter.
113*35786f68SRobert Mustacchi *
114*35786f68SRobert Mustacchi *****************************************************************************
115*35786f68SRobert Mustacchi *
116*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
117*35786f68SRobert Mustacchi * following license:
118*35786f68SRobert Mustacchi *
119bc36eafdSMike Gerdts * Redistribution and use in source and binary forms, with or without
120bc36eafdSMike Gerdts * modification, are permitted provided that the following conditions
121bc36eafdSMike Gerdts * are met:
122bc36eafdSMike Gerdts * 1. Redistributions of source code must retain the above copyright
123bc36eafdSMike Gerdts * notice, this list of conditions, and the following disclaimer,
124bc36eafdSMike Gerdts * without modification.
125bc36eafdSMike Gerdts * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126bc36eafdSMike Gerdts * substantially similar to the "NO WARRANTY" disclaimer below
127bc36eafdSMike Gerdts * ("Disclaimer") and any redistribution must be conditioned upon
128bc36eafdSMike Gerdts * including a substantially similar Disclaimer requirement for further
129bc36eafdSMike Gerdts * binary redistribution.
130bc36eafdSMike Gerdts * 3. Neither the names of the above-listed copyright holders nor the names
131bc36eafdSMike Gerdts * of any contributors may be used to endorse or promote products derived
132bc36eafdSMike Gerdts * from this software without specific prior written permission.
133bc36eafdSMike Gerdts *
134bc36eafdSMike Gerdts * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135bc36eafdSMike Gerdts * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136*35786f68SRobert Mustacchi * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137bc36eafdSMike Gerdts * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138*35786f68SRobert Mustacchi * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139*35786f68SRobert Mustacchi * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140*35786f68SRobert Mustacchi * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141*35786f68SRobert Mustacchi * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142*35786f68SRobert Mustacchi * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143*35786f68SRobert Mustacchi * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144*35786f68SRobert Mustacchi * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145*35786f68SRobert Mustacchi *
146*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
147*35786f68SRobert Mustacchi * GNU General Public License ("GPL") version 2 as published by the Free
148*35786f68SRobert Mustacchi * Software Foundation.
149*35786f68SRobert Mustacchi *
150*35786f68SRobert Mustacchi *****************************************************************************/
151bc36eafdSMike Gerdts
152bc36eafdSMike Gerdts #include "aslcompiler.h"
153bc36eafdSMike Gerdts #include "actables.h"
154bc36eafdSMike Gerdts
155bc36eafdSMike Gerdts #define _COMPONENT DT_COMPILER
156bc36eafdSMike Gerdts ACPI_MODULE_NAME ("dtutils")
157bc36eafdSMike Gerdts
158bc36eafdSMike Gerdts /* Local prototypes */
159bc36eafdSMike Gerdts
160bc36eafdSMike Gerdts static void
161bc36eafdSMike Gerdts DtSum (
162bc36eafdSMike Gerdts DT_SUBTABLE *Subtable,
163bc36eafdSMike Gerdts void *Context,
164bc36eafdSMike Gerdts void *ReturnValue);
165bc36eafdSMike Gerdts
166bc36eafdSMike Gerdts
167bc36eafdSMike Gerdts /******************************************************************************
168bc36eafdSMike Gerdts *
169bc36eafdSMike Gerdts * FUNCTION: DtError
170bc36eafdSMike Gerdts *
171bc36eafdSMike Gerdts * PARAMETERS: Level - Seriousness (Warning/error, etc.)
172bc36eafdSMike Gerdts * MessageId - Index into global message buffer
173bc36eafdSMike Gerdts * Op - Parse node where error happened
174bc36eafdSMike Gerdts * ExtraMessage - additional error message
175bc36eafdSMike Gerdts *
176bc36eafdSMike Gerdts * RETURN: None
177bc36eafdSMike Gerdts *
178bc36eafdSMike Gerdts * DESCRIPTION: Common error interface for data table compiler
179bc36eafdSMike Gerdts *
180bc36eafdSMike Gerdts *****************************************************************************/
181bc36eafdSMike Gerdts
182bc36eafdSMike Gerdts void
DtError(UINT8 Level,UINT16 MessageId,DT_FIELD * FieldObject,char * ExtraMessage)183bc36eafdSMike Gerdts DtError (
184bc36eafdSMike Gerdts UINT8 Level,
185bc36eafdSMike Gerdts UINT16 MessageId,
186bc36eafdSMike Gerdts DT_FIELD *FieldObject,
187bc36eafdSMike Gerdts char *ExtraMessage)
188bc36eafdSMike Gerdts {
189bc36eafdSMike Gerdts
190bc36eafdSMike Gerdts /* Check if user wants to ignore this exception */
191bc36eafdSMike Gerdts
192*35786f68SRobert Mustacchi if (AslIsExceptionIgnored (Level, MessageId))
193bc36eafdSMike Gerdts {
194bc36eafdSMike Gerdts return;
195bc36eafdSMike Gerdts }
196bc36eafdSMike Gerdts
197bc36eafdSMike Gerdts if (FieldObject)
198bc36eafdSMike Gerdts {
199bc36eafdSMike Gerdts AslCommonError (Level, MessageId,
200bc36eafdSMike Gerdts FieldObject->Line,
201bc36eafdSMike Gerdts FieldObject->Line,
202bc36eafdSMike Gerdts FieldObject->ByteOffset,
203bc36eafdSMike Gerdts FieldObject->Column,
204bc36eafdSMike Gerdts Gbl_Files[ASL_FILE_INPUT].Filename, ExtraMessage);
205bc36eafdSMike Gerdts }
206bc36eafdSMike Gerdts else
207bc36eafdSMike Gerdts {
208bc36eafdSMike Gerdts AslCommonError (Level, MessageId, 0,
209bc36eafdSMike Gerdts 0, 0, 0, 0, ExtraMessage);
210bc36eafdSMike Gerdts }
211bc36eafdSMike Gerdts }
212bc36eafdSMike Gerdts
213bc36eafdSMike Gerdts
214bc36eafdSMike Gerdts /******************************************************************************
215bc36eafdSMike Gerdts *
216bc36eafdSMike Gerdts * FUNCTION: DtNameError
217bc36eafdSMike Gerdts *
218bc36eafdSMike Gerdts * PARAMETERS: Level - Seriousness (Warning/error, etc.)
219bc36eafdSMike Gerdts * MessageId - Index into global message buffer
220bc36eafdSMike Gerdts * Op - Parse node where error happened
221bc36eafdSMike Gerdts * ExtraMessage - additional error message
222bc36eafdSMike Gerdts *
223bc36eafdSMike Gerdts * RETURN: None
224bc36eafdSMike Gerdts *
225bc36eafdSMike Gerdts * DESCRIPTION: Error interface for named objects
226bc36eafdSMike Gerdts *
227bc36eafdSMike Gerdts *****************************************************************************/
228bc36eafdSMike Gerdts
229bc36eafdSMike Gerdts void
DtNameError(UINT8 Level,UINT16 MessageId,DT_FIELD * FieldObject,char * ExtraMessage)230bc36eafdSMike Gerdts DtNameError (
231bc36eafdSMike Gerdts UINT8 Level,
232bc36eafdSMike Gerdts UINT16 MessageId,
233bc36eafdSMike Gerdts DT_FIELD *FieldObject,
234bc36eafdSMike Gerdts char *ExtraMessage)
235bc36eafdSMike Gerdts {
236bc36eafdSMike Gerdts
237bc36eafdSMike Gerdts switch (Level)
238bc36eafdSMike Gerdts {
239bc36eafdSMike Gerdts case ASL_WARNING2:
240bc36eafdSMike Gerdts case ASL_WARNING3:
241bc36eafdSMike Gerdts
242bc36eafdSMike Gerdts if (Gbl_WarningLevel < Level)
243bc36eafdSMike Gerdts {
244bc36eafdSMike Gerdts return;
245bc36eafdSMike Gerdts }
246bc36eafdSMike Gerdts break;
247bc36eafdSMike Gerdts
248bc36eafdSMike Gerdts default:
249bc36eafdSMike Gerdts
250bc36eafdSMike Gerdts break;
251bc36eafdSMike Gerdts }
252bc36eafdSMike Gerdts
253bc36eafdSMike Gerdts if (FieldObject)
254bc36eafdSMike Gerdts {
255bc36eafdSMike Gerdts AslCommonError (Level, MessageId,
256bc36eafdSMike Gerdts FieldObject->Line,
257bc36eafdSMike Gerdts FieldObject->Line,
258bc36eafdSMike Gerdts FieldObject->ByteOffset,
259bc36eafdSMike Gerdts FieldObject->NameColumn,
260bc36eafdSMike Gerdts Gbl_Files[ASL_FILE_INPUT].Filename, ExtraMessage);
261bc36eafdSMike Gerdts }
262bc36eafdSMike Gerdts else
263bc36eafdSMike Gerdts {
264bc36eafdSMike Gerdts AslCommonError (Level, MessageId, 0,
265bc36eafdSMike Gerdts 0, 0, 0, 0, ExtraMessage);
266bc36eafdSMike Gerdts }
267bc36eafdSMike Gerdts }
268bc36eafdSMike Gerdts
269bc36eafdSMike Gerdts
270bc36eafdSMike Gerdts /*******************************************************************************
271bc36eafdSMike Gerdts *
272bc36eafdSMike Gerdts * FUNCTION: DtFatal
273bc36eafdSMike Gerdts *
274bc36eafdSMike Gerdts * PARAMETERS: None
275bc36eafdSMike Gerdts *
276bc36eafdSMike Gerdts * RETURN: None
277bc36eafdSMike Gerdts *
278bc36eafdSMike Gerdts * DESCRIPTION: Dump the error log and abort the compiler. Used for serious
279bc36eafdSMike Gerdts * compile or I/O errors
280bc36eafdSMike Gerdts *
281bc36eafdSMike Gerdts ******************************************************************************/
282bc36eafdSMike Gerdts
283bc36eafdSMike Gerdts void
DtFatal(UINT16 MessageId,DT_FIELD * FieldObject,char * ExtraMessage)284bc36eafdSMike Gerdts DtFatal (
285bc36eafdSMike Gerdts UINT16 MessageId,
286bc36eafdSMike Gerdts DT_FIELD *FieldObject,
287bc36eafdSMike Gerdts char *ExtraMessage)
288bc36eafdSMike Gerdts {
289bc36eafdSMike Gerdts
290bc36eafdSMike Gerdts DtError (ASL_ERROR, MessageId, FieldObject, ExtraMessage);
291bc36eafdSMike Gerdts
292bc36eafdSMike Gerdts /*
293bc36eafdSMike Gerdts * TBD: remove this entire function, DtFatal
294bc36eafdSMike Gerdts *
295bc36eafdSMike Gerdts * We cannot abort the compiler on error, because we may be compiling a
296bc36eafdSMike Gerdts * list of files. We must move on to the next file.
297bc36eafdSMike Gerdts */
298bc36eafdSMike Gerdts #ifdef __OBSOLETE
299bc36eafdSMike Gerdts CmCleanupAndExit ();
300bc36eafdSMike Gerdts exit (1);
301bc36eafdSMike Gerdts #endif
302bc36eafdSMike Gerdts }
303bc36eafdSMike Gerdts
304bc36eafdSMike Gerdts
305*35786f68SRobert Mustacchi /*******************************************************************************
306bc36eafdSMike Gerdts *
307*35786f68SRobert Mustacchi * FUNCTION: DtDoConstant
308bc36eafdSMike Gerdts *
309*35786f68SRobert Mustacchi * PARAMETERS: String - Only hex constants are supported,
310*35786f68SRobert Mustacchi * regardless of whether the 0x prefix
311*35786f68SRobert Mustacchi * is used
312bc36eafdSMike Gerdts *
313*35786f68SRobert Mustacchi * RETURN: Converted Integer
314bc36eafdSMike Gerdts *
315*35786f68SRobert Mustacchi * DESCRIPTION: Convert a string to an integer, with overflow/error checking.
316bc36eafdSMike Gerdts *
317*35786f68SRobert Mustacchi ******************************************************************************/
318bc36eafdSMike Gerdts
319*35786f68SRobert Mustacchi UINT64
DtDoConstant(char * String)320*35786f68SRobert Mustacchi DtDoConstant (
321*35786f68SRobert Mustacchi char *String)
322bc36eafdSMike Gerdts {
323*35786f68SRobert Mustacchi UINT64 ConvertedInteger;
324*35786f68SRobert Mustacchi
325*35786f68SRobert Mustacchi
326*35786f68SRobert Mustacchi /*
327*35786f68SRobert Mustacchi * TBD: The ImplicitStrtoul64 function does not report overflow
328*35786f68SRobert Mustacchi * conditions. The input string is simply truncated. If it is
329*35786f68SRobert Mustacchi * desired to report overflow to the table compiler, this should
330*35786f68SRobert Mustacchi * somehow be added here. Note: integers that are prefixed with 0x
331*35786f68SRobert Mustacchi * or not are both hex integers.
332*35786f68SRobert Mustacchi */
333*35786f68SRobert Mustacchi ConvertedInteger = AcpiUtImplicitStrtoul64 (String);
334*35786f68SRobert Mustacchi return (ConvertedInteger);
335bc36eafdSMike Gerdts }
336bc36eafdSMike Gerdts
337bc36eafdSMike Gerdts /******************************************************************************
338bc36eafdSMike Gerdts *
339bc36eafdSMike Gerdts * FUNCTION: DtGetFieldValue
340bc36eafdSMike Gerdts *
341bc36eafdSMike Gerdts * PARAMETERS: Field - Current field list pointer
342bc36eafdSMike Gerdts *
343bc36eafdSMike Gerdts * RETURN: Field value
344bc36eafdSMike Gerdts *
345bc36eafdSMike Gerdts * DESCRIPTION: Get field value
346bc36eafdSMike Gerdts *
347bc36eafdSMike Gerdts *****************************************************************************/
348bc36eafdSMike Gerdts
349bc36eafdSMike Gerdts char *
DtGetFieldValue(DT_FIELD * Field)350bc36eafdSMike Gerdts DtGetFieldValue (
351bc36eafdSMike Gerdts DT_FIELD *Field)
352bc36eafdSMike Gerdts {
353bc36eafdSMike Gerdts if (!Field)
354bc36eafdSMike Gerdts {
355bc36eafdSMike Gerdts return (NULL);
356bc36eafdSMike Gerdts }
357bc36eafdSMike Gerdts
358bc36eafdSMike Gerdts return (Field->Value);
359bc36eafdSMike Gerdts }
360bc36eafdSMike Gerdts
361bc36eafdSMike Gerdts
362bc36eafdSMike Gerdts /******************************************************************************
363bc36eafdSMike Gerdts *
364bc36eafdSMike Gerdts * FUNCTION: DtGetFieldType
365bc36eafdSMike Gerdts *
366bc36eafdSMike Gerdts * PARAMETERS: Info - Data table info
367bc36eafdSMike Gerdts *
368bc36eafdSMike Gerdts * RETURN: Field type
369bc36eafdSMike Gerdts *
370bc36eafdSMike Gerdts * DESCRIPTION: Get field type
371bc36eafdSMike Gerdts *
372bc36eafdSMike Gerdts *****************************************************************************/
373bc36eafdSMike Gerdts
374bc36eafdSMike Gerdts UINT8
DtGetFieldType(ACPI_DMTABLE_INFO * Info)375bc36eafdSMike Gerdts DtGetFieldType (
376bc36eafdSMike Gerdts ACPI_DMTABLE_INFO *Info)
377bc36eafdSMike Gerdts {
378bc36eafdSMike Gerdts UINT8 Type;
379bc36eafdSMike Gerdts
380bc36eafdSMike Gerdts
381bc36eafdSMike Gerdts /* DT_FLAG means that this is the start of a block of flag bits */
382bc36eafdSMike Gerdts /* TBD - we can make these a separate opcode later */
383bc36eafdSMike Gerdts
384bc36eafdSMike Gerdts if (Info->Flags & DT_FLAG)
385bc36eafdSMike Gerdts {
386bc36eafdSMike Gerdts return (DT_FIELD_TYPE_FLAGS_INTEGER);
387bc36eafdSMike Gerdts }
388bc36eafdSMike Gerdts
389bc36eafdSMike Gerdts /* Type is based upon the opcode for this field in the info table */
390bc36eafdSMike Gerdts
391bc36eafdSMike Gerdts switch (Info->Opcode)
392bc36eafdSMike Gerdts {
393bc36eafdSMike Gerdts case ACPI_DMT_FLAG0:
394bc36eafdSMike Gerdts case ACPI_DMT_FLAG1:
395bc36eafdSMike Gerdts case ACPI_DMT_FLAG2:
396bc36eafdSMike Gerdts case ACPI_DMT_FLAG3:
397bc36eafdSMike Gerdts case ACPI_DMT_FLAG4:
398bc36eafdSMike Gerdts case ACPI_DMT_FLAG5:
399bc36eafdSMike Gerdts case ACPI_DMT_FLAG6:
400bc36eafdSMike Gerdts case ACPI_DMT_FLAG7:
401bc36eafdSMike Gerdts case ACPI_DMT_FLAGS0:
402bc36eafdSMike Gerdts case ACPI_DMT_FLAGS1:
403bc36eafdSMike Gerdts case ACPI_DMT_FLAGS2:
404bc36eafdSMike Gerdts case ACPI_DMT_FLAGS4:
405*35786f68SRobert Mustacchi case ACPI_DMT_FLAGS4_0:
406*35786f68SRobert Mustacchi case ACPI_DMT_FLAGS4_4:
407*35786f68SRobert Mustacchi case ACPI_DMT_FLAGS4_8:
408*35786f68SRobert Mustacchi case ACPI_DMT_FLAGS4_12:
409*35786f68SRobert Mustacchi case ACPI_DMT_FLAGS16_16:
410bc36eafdSMike Gerdts
411bc36eafdSMike Gerdts Type = DT_FIELD_TYPE_FLAG;
412bc36eafdSMike Gerdts break;
413bc36eafdSMike Gerdts
414bc36eafdSMike Gerdts case ACPI_DMT_NAME4:
415bc36eafdSMike Gerdts case ACPI_DMT_SIG:
416bc36eafdSMike Gerdts case ACPI_DMT_NAME6:
417bc36eafdSMike Gerdts case ACPI_DMT_NAME8:
418bc36eafdSMike Gerdts case ACPI_DMT_STRING:
419bc36eafdSMike Gerdts
420bc36eafdSMike Gerdts Type = DT_FIELD_TYPE_STRING;
421bc36eafdSMike Gerdts break;
422bc36eafdSMike Gerdts
423bc36eafdSMike Gerdts case ACPI_DMT_BUFFER:
424bc36eafdSMike Gerdts case ACPI_DMT_RAW_BUFFER:
425bc36eafdSMike Gerdts case ACPI_DMT_BUF7:
426bc36eafdSMike Gerdts case ACPI_DMT_BUF10:
427*35786f68SRobert Mustacchi case ACPI_DMT_BUF12:
428bc36eafdSMike Gerdts case ACPI_DMT_BUF16:
429bc36eafdSMike Gerdts case ACPI_DMT_BUF128:
430bc36eafdSMike Gerdts case ACPI_DMT_PCI_PATH:
431bc36eafdSMike Gerdts
432bc36eafdSMike Gerdts Type = DT_FIELD_TYPE_BUFFER;
433bc36eafdSMike Gerdts break;
434bc36eafdSMike Gerdts
435bc36eafdSMike Gerdts case ACPI_DMT_GAS:
436bc36eafdSMike Gerdts case ACPI_DMT_HESTNTFY:
437bc36eafdSMike Gerdts case ACPI_DMT_IORTMEM:
438bc36eafdSMike Gerdts
439bc36eafdSMike Gerdts Type = DT_FIELD_TYPE_INLINE_SUBTABLE;
440bc36eafdSMike Gerdts break;
441bc36eafdSMike Gerdts
442bc36eafdSMike Gerdts case ACPI_DMT_UNICODE:
443bc36eafdSMike Gerdts
444bc36eafdSMike Gerdts Type = DT_FIELD_TYPE_UNICODE;
445bc36eafdSMike Gerdts break;
446bc36eafdSMike Gerdts
447bc36eafdSMike Gerdts case ACPI_DMT_UUID:
448bc36eafdSMike Gerdts
449bc36eafdSMike Gerdts Type = DT_FIELD_TYPE_UUID;
450bc36eafdSMike Gerdts break;
451bc36eafdSMike Gerdts
452bc36eafdSMike Gerdts case ACPI_DMT_DEVICE_PATH:
453bc36eafdSMike Gerdts
454bc36eafdSMike Gerdts Type = DT_FIELD_TYPE_DEVICE_PATH;
455bc36eafdSMike Gerdts break;
456bc36eafdSMike Gerdts
457bc36eafdSMike Gerdts case ACPI_DMT_LABEL:
458bc36eafdSMike Gerdts
459bc36eafdSMike Gerdts Type = DT_FIELD_TYPE_LABEL;
460bc36eafdSMike Gerdts break;
461bc36eafdSMike Gerdts
462bc36eafdSMike Gerdts default:
463bc36eafdSMike Gerdts
464bc36eafdSMike Gerdts Type = DT_FIELD_TYPE_INTEGER;
465bc36eafdSMike Gerdts break;
466bc36eafdSMike Gerdts }
467bc36eafdSMike Gerdts
468bc36eafdSMike Gerdts return (Type);
469bc36eafdSMike Gerdts }
470bc36eafdSMike Gerdts
471bc36eafdSMike Gerdts
472bc36eafdSMike Gerdts /******************************************************************************
473bc36eafdSMike Gerdts *
474bc36eafdSMike Gerdts * FUNCTION: DtGetBufferLength
475bc36eafdSMike Gerdts *
476bc36eafdSMike Gerdts * PARAMETERS: Buffer - List of integers,
477bc36eafdSMike Gerdts * for example "10 3A 4F 2E"
478bc36eafdSMike Gerdts *
479bc36eafdSMike Gerdts * RETURN: Count of integer
480bc36eafdSMike Gerdts *
481bc36eafdSMike Gerdts * DESCRIPTION: Get length of bytes needed to store the integers
482bc36eafdSMike Gerdts *
483bc36eafdSMike Gerdts *****************************************************************************/
484bc36eafdSMike Gerdts
485bc36eafdSMike Gerdts UINT32
DtGetBufferLength(char * Buffer)486bc36eafdSMike Gerdts DtGetBufferLength (
487bc36eafdSMike Gerdts char *Buffer)
488bc36eafdSMike Gerdts {
489bc36eafdSMike Gerdts UINT32 ByteLength = 0;
490bc36eafdSMike Gerdts
491bc36eafdSMike Gerdts
492bc36eafdSMike Gerdts while (*Buffer)
493bc36eafdSMike Gerdts {
494bc36eafdSMike Gerdts if (*Buffer == ' ')
495bc36eafdSMike Gerdts {
496bc36eafdSMike Gerdts ByteLength++;
497bc36eafdSMike Gerdts
498bc36eafdSMike Gerdts while (*Buffer == ' ')
499bc36eafdSMike Gerdts {
500bc36eafdSMike Gerdts Buffer++;
501bc36eafdSMike Gerdts }
502bc36eafdSMike Gerdts }
503bc36eafdSMike Gerdts
504bc36eafdSMike Gerdts Buffer++;
505bc36eafdSMike Gerdts }
506bc36eafdSMike Gerdts
507bc36eafdSMike Gerdts return (++ByteLength);
508bc36eafdSMike Gerdts }
509bc36eafdSMike Gerdts
510bc36eafdSMike Gerdts
511bc36eafdSMike Gerdts /******************************************************************************
512bc36eafdSMike Gerdts *
513bc36eafdSMike Gerdts * FUNCTION: DtGetFieldLength
514bc36eafdSMike Gerdts *
515bc36eafdSMike Gerdts * PARAMETERS: Field - Current field
516bc36eafdSMike Gerdts * Info - Data table info
517bc36eafdSMike Gerdts *
518bc36eafdSMike Gerdts * RETURN: Field length
519bc36eafdSMike Gerdts *
520bc36eafdSMike Gerdts * DESCRIPTION: Get length of bytes needed to compile the field
521bc36eafdSMike Gerdts *
522bc36eafdSMike Gerdts * Note: This function must remain in sync with AcpiDmDumpTable.
523bc36eafdSMike Gerdts *
524bc36eafdSMike Gerdts *****************************************************************************/
525bc36eafdSMike Gerdts
526bc36eafdSMike Gerdts UINT32
DtGetFieldLength(DT_FIELD * Field,ACPI_DMTABLE_INFO * Info)527bc36eafdSMike Gerdts DtGetFieldLength (
528bc36eafdSMike Gerdts DT_FIELD *Field,
529bc36eafdSMike Gerdts ACPI_DMTABLE_INFO *Info)
530bc36eafdSMike Gerdts {
531bc36eafdSMike Gerdts UINT32 ByteLength = 0;
532bc36eafdSMike Gerdts char *Value;
533bc36eafdSMike Gerdts
534bc36eafdSMike Gerdts
535bc36eafdSMike Gerdts /* Length is based upon the opcode for this field in the info table */
536bc36eafdSMike Gerdts
537bc36eafdSMike Gerdts switch (Info->Opcode)
538bc36eafdSMike Gerdts {
539bc36eafdSMike Gerdts case ACPI_DMT_FLAG0:
540bc36eafdSMike Gerdts case ACPI_DMT_FLAG1:
541bc36eafdSMike Gerdts case ACPI_DMT_FLAG2:
542bc36eafdSMike Gerdts case ACPI_DMT_FLAG3:
543bc36eafdSMike Gerdts case ACPI_DMT_FLAG4:
544bc36eafdSMike Gerdts case ACPI_DMT_FLAG5:
545bc36eafdSMike Gerdts case ACPI_DMT_FLAG6:
546bc36eafdSMike Gerdts case ACPI_DMT_FLAG7:
547bc36eafdSMike Gerdts case ACPI_DMT_FLAGS0:
548bc36eafdSMike Gerdts case ACPI_DMT_FLAGS1:
549bc36eafdSMike Gerdts case ACPI_DMT_FLAGS2:
550bc36eafdSMike Gerdts case ACPI_DMT_FLAGS4:
551*35786f68SRobert Mustacchi case ACPI_DMT_FLAGS4_0:
552*35786f68SRobert Mustacchi case ACPI_DMT_FLAGS4_4:
553*35786f68SRobert Mustacchi case ACPI_DMT_FLAGS4_8:
554*35786f68SRobert Mustacchi case ACPI_DMT_FLAGS4_12:
555*35786f68SRobert Mustacchi case ACPI_DMT_FLAGS16_16:
556bc36eafdSMike Gerdts case ACPI_DMT_LABEL:
557bc36eafdSMike Gerdts case ACPI_DMT_EXTRA_TEXT:
558bc36eafdSMike Gerdts
559bc36eafdSMike Gerdts ByteLength = 0;
560bc36eafdSMike Gerdts break;
561bc36eafdSMike Gerdts
562bc36eafdSMike Gerdts case ACPI_DMT_UINT8:
563bc36eafdSMike Gerdts case ACPI_DMT_CHKSUM:
564bc36eafdSMike Gerdts case ACPI_DMT_SPACEID:
565bc36eafdSMike Gerdts case ACPI_DMT_ACCWIDTH:
566bc36eafdSMike Gerdts case ACPI_DMT_IVRS:
567bc36eafdSMike Gerdts case ACPI_DMT_GTDT:
568bc36eafdSMike Gerdts case ACPI_DMT_MADT:
569bc36eafdSMike Gerdts case ACPI_DMT_PCCT:
570bc36eafdSMike Gerdts case ACPI_DMT_PMTT:
571*35786f68SRobert Mustacchi case ACPI_DMT_PPTT:
572*35786f68SRobert Mustacchi case ACPI_DMT_SDEV:
573bc36eafdSMike Gerdts case ACPI_DMT_SRAT:
574bc36eafdSMike Gerdts case ACPI_DMT_ASF:
575bc36eafdSMike Gerdts case ACPI_DMT_HESTNTYP:
576bc36eafdSMike Gerdts case ACPI_DMT_FADTPM:
577bc36eafdSMike Gerdts case ACPI_DMT_EINJACT:
578bc36eafdSMike Gerdts case ACPI_DMT_EINJINST:
579bc36eafdSMike Gerdts case ACPI_DMT_ERSTACT:
580bc36eafdSMike Gerdts case ACPI_DMT_ERSTINST:
581bc36eafdSMike Gerdts case ACPI_DMT_DMAR_SCOPE:
582bc36eafdSMike Gerdts
583bc36eafdSMike Gerdts ByteLength = 1;
584bc36eafdSMike Gerdts break;
585bc36eafdSMike Gerdts
586bc36eafdSMike Gerdts case ACPI_DMT_UINT16:
587bc36eafdSMike Gerdts case ACPI_DMT_DMAR:
588bc36eafdSMike Gerdts case ACPI_DMT_HEST:
589*35786f68SRobert Mustacchi case ACPI_DMT_HMAT:
590bc36eafdSMike Gerdts case ACPI_DMT_NFIT:
591bc36eafdSMike Gerdts case ACPI_DMT_PCI_PATH:
592bc36eafdSMike Gerdts
593bc36eafdSMike Gerdts ByteLength = 2;
594bc36eafdSMike Gerdts break;
595bc36eafdSMike Gerdts
596bc36eafdSMike Gerdts case ACPI_DMT_UINT24:
597bc36eafdSMike Gerdts
598bc36eafdSMike Gerdts ByteLength = 3;
599bc36eafdSMike Gerdts break;
600bc36eafdSMike Gerdts
601bc36eafdSMike Gerdts case ACPI_DMT_UINT32:
602bc36eafdSMike Gerdts case ACPI_DMT_NAME4:
603bc36eafdSMike Gerdts case ACPI_DMT_SIG:
604bc36eafdSMike Gerdts case ACPI_DMT_LPIT:
605*35786f68SRobert Mustacchi case ACPI_DMT_TPM2:
606bc36eafdSMike Gerdts
607bc36eafdSMike Gerdts ByteLength = 4;
608bc36eafdSMike Gerdts break;
609bc36eafdSMike Gerdts
610bc36eafdSMike Gerdts case ACPI_DMT_UINT40:
611bc36eafdSMike Gerdts
612bc36eafdSMike Gerdts ByteLength = 5;
613bc36eafdSMike Gerdts break;
614bc36eafdSMike Gerdts
615bc36eafdSMike Gerdts case ACPI_DMT_UINT48:
616bc36eafdSMike Gerdts case ACPI_DMT_NAME6:
617bc36eafdSMike Gerdts
618bc36eafdSMike Gerdts ByteLength = 6;
619bc36eafdSMike Gerdts break;
620bc36eafdSMike Gerdts
621bc36eafdSMike Gerdts case ACPI_DMT_UINT56:
622bc36eafdSMike Gerdts case ACPI_DMT_BUF7:
623bc36eafdSMike Gerdts
624bc36eafdSMike Gerdts ByteLength = 7;
625bc36eafdSMike Gerdts break;
626bc36eafdSMike Gerdts
627bc36eafdSMike Gerdts case ACPI_DMT_UINT64:
628bc36eafdSMike Gerdts case ACPI_DMT_NAME8:
629bc36eafdSMike Gerdts
630bc36eafdSMike Gerdts ByteLength = 8;
631bc36eafdSMike Gerdts break;
632bc36eafdSMike Gerdts
633bc36eafdSMike Gerdts case ACPI_DMT_STRING:
634bc36eafdSMike Gerdts
635bc36eafdSMike Gerdts Value = DtGetFieldValue (Field);
636bc36eafdSMike Gerdts if (Value)
637bc36eafdSMike Gerdts {
638bc36eafdSMike Gerdts ByteLength = strlen (Value) + 1;
639bc36eafdSMike Gerdts }
640bc36eafdSMike Gerdts else
641bc36eafdSMike Gerdts { /* At this point, this is a fatal error */
642bc36eafdSMike Gerdts
643bc36eafdSMike Gerdts sprintf (MsgBuffer, "Expected \"%s\"", Info->Name);
644bc36eafdSMike Gerdts DtFatal (ASL_MSG_COMPILER_INTERNAL, NULL, MsgBuffer);
645bc36eafdSMike Gerdts return (0);
646bc36eafdSMike Gerdts }
647bc36eafdSMike Gerdts break;
648bc36eafdSMike Gerdts
649bc36eafdSMike Gerdts case ACPI_DMT_GAS:
650bc36eafdSMike Gerdts
651bc36eafdSMike Gerdts ByteLength = sizeof (ACPI_GENERIC_ADDRESS);
652bc36eafdSMike Gerdts break;
653bc36eafdSMike Gerdts
654bc36eafdSMike Gerdts case ACPI_DMT_HESTNTFY:
655bc36eafdSMike Gerdts
656bc36eafdSMike Gerdts ByteLength = sizeof (ACPI_HEST_NOTIFY);
657bc36eafdSMike Gerdts break;
658bc36eafdSMike Gerdts
659bc36eafdSMike Gerdts case ACPI_DMT_IORTMEM:
660bc36eafdSMike Gerdts
661bc36eafdSMike Gerdts ByteLength = sizeof (ACPI_IORT_MEMORY_ACCESS);
662bc36eafdSMike Gerdts break;
663bc36eafdSMike Gerdts
664bc36eafdSMike Gerdts case ACPI_DMT_BUFFER:
665bc36eafdSMike Gerdts case ACPI_DMT_RAW_BUFFER:
666bc36eafdSMike Gerdts
667bc36eafdSMike Gerdts Value = DtGetFieldValue (Field);
668bc36eafdSMike Gerdts if (Value)
669bc36eafdSMike Gerdts {
670bc36eafdSMike Gerdts ByteLength = DtGetBufferLength (Value);
671bc36eafdSMike Gerdts }
672bc36eafdSMike Gerdts else
673bc36eafdSMike Gerdts { /* At this point, this is a fatal error */
674bc36eafdSMike Gerdts
675bc36eafdSMike Gerdts sprintf (MsgBuffer, "Expected \"%s\"", Info->Name);
676bc36eafdSMike Gerdts DtFatal (ASL_MSG_COMPILER_INTERNAL, NULL, MsgBuffer);
677bc36eafdSMike Gerdts return (0);
678bc36eafdSMike Gerdts }
679bc36eafdSMike Gerdts break;
680bc36eafdSMike Gerdts
681bc36eafdSMike Gerdts case ACPI_DMT_BUF10:
682bc36eafdSMike Gerdts
683bc36eafdSMike Gerdts ByteLength = 10;
684bc36eafdSMike Gerdts break;
685bc36eafdSMike Gerdts
686*35786f68SRobert Mustacchi case ACPI_DMT_BUF12:
687*35786f68SRobert Mustacchi
688*35786f68SRobert Mustacchi ByteLength = 12;
689*35786f68SRobert Mustacchi break;
690*35786f68SRobert Mustacchi
691bc36eafdSMike Gerdts case ACPI_DMT_BUF16:
692bc36eafdSMike Gerdts case ACPI_DMT_UUID:
693bc36eafdSMike Gerdts
694bc36eafdSMike Gerdts ByteLength = 16;
695bc36eafdSMike Gerdts break;
696bc36eafdSMike Gerdts
697bc36eafdSMike Gerdts case ACPI_DMT_BUF128:
698bc36eafdSMike Gerdts
699bc36eafdSMike Gerdts ByteLength = 128;
700bc36eafdSMike Gerdts break;
701bc36eafdSMike Gerdts
702bc36eafdSMike Gerdts case ACPI_DMT_UNICODE:
703bc36eafdSMike Gerdts
704bc36eafdSMike Gerdts Value = DtGetFieldValue (Field);
705bc36eafdSMike Gerdts
706bc36eafdSMike Gerdts /* TBD: error if Value is NULL? (as below?) */
707bc36eafdSMike Gerdts
708bc36eafdSMike Gerdts ByteLength = (strlen (Value) + 1) * sizeof(UINT16);
709bc36eafdSMike Gerdts break;
710bc36eafdSMike Gerdts
711bc36eafdSMike Gerdts default:
712bc36eafdSMike Gerdts
713bc36eafdSMike Gerdts DtFatal (ASL_MSG_COMPILER_INTERNAL, Field, "Invalid table opcode");
714bc36eafdSMike Gerdts return (0);
715bc36eafdSMike Gerdts }
716bc36eafdSMike Gerdts
717bc36eafdSMike Gerdts return (ByteLength);
718bc36eafdSMike Gerdts }
719bc36eafdSMike Gerdts
720bc36eafdSMike Gerdts
721bc36eafdSMike Gerdts /******************************************************************************
722bc36eafdSMike Gerdts *
723bc36eafdSMike Gerdts * FUNCTION: DtSum
724bc36eafdSMike Gerdts *
725bc36eafdSMike Gerdts * PARAMETERS: DT_WALK_CALLBACK:
726bc36eafdSMike Gerdts * Subtable - Subtable
727bc36eafdSMike Gerdts * Context - Unused
728bc36eafdSMike Gerdts * ReturnValue - Store the checksum of subtable
729bc36eafdSMike Gerdts *
730bc36eafdSMike Gerdts * RETURN: Status
731bc36eafdSMike Gerdts *
732bc36eafdSMike Gerdts * DESCRIPTION: Get the checksum of subtable
733bc36eafdSMike Gerdts *
734bc36eafdSMike Gerdts *****************************************************************************/
735bc36eafdSMike Gerdts
736bc36eafdSMike Gerdts static void
DtSum(DT_SUBTABLE * Subtable,void * Context,void * ReturnValue)737bc36eafdSMike Gerdts DtSum (
738bc36eafdSMike Gerdts DT_SUBTABLE *Subtable,
739bc36eafdSMike Gerdts void *Context,
740bc36eafdSMike Gerdts void *ReturnValue)
741bc36eafdSMike Gerdts {
742bc36eafdSMike Gerdts UINT8 Checksum;
743bc36eafdSMike Gerdts UINT8 *Sum = ReturnValue;
744bc36eafdSMike Gerdts
745bc36eafdSMike Gerdts
746bc36eafdSMike Gerdts Checksum = AcpiTbChecksum (Subtable->Buffer, Subtable->Length);
747bc36eafdSMike Gerdts *Sum = (UINT8) (*Sum + Checksum);
748bc36eafdSMike Gerdts }
749bc36eafdSMike Gerdts
750bc36eafdSMike Gerdts
751bc36eafdSMike Gerdts /******************************************************************************
752bc36eafdSMike Gerdts *
753bc36eafdSMike Gerdts * FUNCTION: DtSetTableChecksum
754bc36eafdSMike Gerdts *
755bc36eafdSMike Gerdts * PARAMETERS: ChecksumPointer - Where to return the checksum
756bc36eafdSMike Gerdts *
757bc36eafdSMike Gerdts * RETURN: None
758bc36eafdSMike Gerdts *
759bc36eafdSMike Gerdts * DESCRIPTION: Set checksum of the whole data table into the checksum field
760bc36eafdSMike Gerdts *
761bc36eafdSMike Gerdts *****************************************************************************/
762bc36eafdSMike Gerdts
763bc36eafdSMike Gerdts void
DtSetTableChecksum(UINT8 * ChecksumPointer)764bc36eafdSMike Gerdts DtSetTableChecksum (
765bc36eafdSMike Gerdts UINT8 *ChecksumPointer)
766bc36eafdSMike Gerdts {
767bc36eafdSMike Gerdts UINT8 Checksum = 0;
768bc36eafdSMike Gerdts UINT8 OldSum;
769bc36eafdSMike Gerdts
770bc36eafdSMike Gerdts
771bc36eafdSMike Gerdts DtWalkTableTree (Gbl_RootTable, DtSum, NULL, &Checksum);
772bc36eafdSMike Gerdts
773bc36eafdSMike Gerdts OldSum = *ChecksumPointer;
774bc36eafdSMike Gerdts Checksum = (UINT8) (Checksum - OldSum);
775bc36eafdSMike Gerdts
776bc36eafdSMike Gerdts /* Compute the final checksum */
777bc36eafdSMike Gerdts
778bc36eafdSMike Gerdts Checksum = (UINT8) (0 - Checksum);
779bc36eafdSMike Gerdts *ChecksumPointer = Checksum;
780bc36eafdSMike Gerdts }
781bc36eafdSMike Gerdts
782bc36eafdSMike Gerdts
783bc36eafdSMike Gerdts /******************************************************************************
784bc36eafdSMike Gerdts *
785bc36eafdSMike Gerdts * FUNCTION: DtSetTableLength
786bc36eafdSMike Gerdts *
787bc36eafdSMike Gerdts * PARAMETERS: None
788bc36eafdSMike Gerdts *
789bc36eafdSMike Gerdts * RETURN: None
790bc36eafdSMike Gerdts *
791bc36eafdSMike Gerdts * DESCRIPTION: Walk the subtables and set all the length fields
792bc36eafdSMike Gerdts *
793bc36eafdSMike Gerdts *****************************************************************************/
794bc36eafdSMike Gerdts
795bc36eafdSMike Gerdts void
DtSetTableLength(void)796bc36eafdSMike Gerdts DtSetTableLength (
797bc36eafdSMike Gerdts void)
798bc36eafdSMike Gerdts {
799bc36eafdSMike Gerdts DT_SUBTABLE *ParentTable;
800bc36eafdSMike Gerdts DT_SUBTABLE *ChildTable;
801bc36eafdSMike Gerdts
802bc36eafdSMike Gerdts
803bc36eafdSMike Gerdts ParentTable = Gbl_RootTable;
804bc36eafdSMike Gerdts ChildTable = NULL;
805bc36eafdSMike Gerdts
806bc36eafdSMike Gerdts if (!ParentTable)
807bc36eafdSMike Gerdts {
808bc36eafdSMike Gerdts return;
809bc36eafdSMike Gerdts }
810bc36eafdSMike Gerdts
811bc36eafdSMike Gerdts DtSetSubtableLength (ParentTable);
812bc36eafdSMike Gerdts
813bc36eafdSMike Gerdts while (1)
814bc36eafdSMike Gerdts {
815bc36eafdSMike Gerdts ChildTable = DtGetNextSubtable (ParentTable, ChildTable);
816bc36eafdSMike Gerdts if (ChildTable)
817bc36eafdSMike Gerdts {
818bc36eafdSMike Gerdts if (ChildTable->LengthField)
819bc36eafdSMike Gerdts {
820bc36eafdSMike Gerdts DtSetSubtableLength (ChildTable);
821bc36eafdSMike Gerdts }
822bc36eafdSMike Gerdts
823bc36eafdSMike Gerdts if (ChildTable->Child)
824bc36eafdSMike Gerdts {
825bc36eafdSMike Gerdts ParentTable = ChildTable;
826bc36eafdSMike Gerdts ChildTable = NULL;
827bc36eafdSMike Gerdts }
828bc36eafdSMike Gerdts else
829bc36eafdSMike Gerdts {
830bc36eafdSMike Gerdts ParentTable->TotalLength += ChildTable->TotalLength;
831bc36eafdSMike Gerdts if (ParentTable->LengthField)
832bc36eafdSMike Gerdts {
833bc36eafdSMike Gerdts DtSetSubtableLength (ParentTable);
834bc36eafdSMike Gerdts }
835bc36eafdSMike Gerdts }
836bc36eafdSMike Gerdts }
837bc36eafdSMike Gerdts else
838bc36eafdSMike Gerdts {
839bc36eafdSMike Gerdts ChildTable = ParentTable;
840bc36eafdSMike Gerdts
841bc36eafdSMike Gerdts if (ChildTable == Gbl_RootTable)
842bc36eafdSMike Gerdts {
843bc36eafdSMike Gerdts break;
844bc36eafdSMike Gerdts }
845bc36eafdSMike Gerdts
846bc36eafdSMike Gerdts ParentTable = DtGetParentSubtable (ParentTable);
847bc36eafdSMike Gerdts
848bc36eafdSMike Gerdts ParentTable->TotalLength += ChildTable->TotalLength;
849bc36eafdSMike Gerdts if (ParentTable->LengthField)
850bc36eafdSMike Gerdts {
851bc36eafdSMike Gerdts DtSetSubtableLength (ParentTable);
852bc36eafdSMike Gerdts }
853bc36eafdSMike Gerdts }
854bc36eafdSMike Gerdts }
855bc36eafdSMike Gerdts }
856bc36eafdSMike Gerdts
857bc36eafdSMike Gerdts
858bc36eafdSMike Gerdts /******************************************************************************
859bc36eafdSMike Gerdts *
860bc36eafdSMike Gerdts * FUNCTION: DtWalkTableTree
861bc36eafdSMike Gerdts *
862bc36eafdSMike Gerdts * PARAMETERS: StartTable - Subtable in the tree where walking begins
863bc36eafdSMike Gerdts * UserFunction - Called during the walk
864bc36eafdSMike Gerdts * Context - Passed to user function
865bc36eafdSMike Gerdts * ReturnValue - The return value of UserFunction
866bc36eafdSMike Gerdts *
867bc36eafdSMike Gerdts * RETURN: None
868bc36eafdSMike Gerdts *
869bc36eafdSMike Gerdts * DESCRIPTION: Performs a depth-first walk of the subtable tree
870bc36eafdSMike Gerdts *
871bc36eafdSMike Gerdts *****************************************************************************/
872bc36eafdSMike Gerdts
873bc36eafdSMike Gerdts void
DtWalkTableTree(DT_SUBTABLE * StartTable,DT_WALK_CALLBACK UserFunction,void * Context,void * ReturnValue)874bc36eafdSMike Gerdts DtWalkTableTree (
875bc36eafdSMike Gerdts DT_SUBTABLE *StartTable,
876bc36eafdSMike Gerdts DT_WALK_CALLBACK UserFunction,
877bc36eafdSMike Gerdts void *Context,
878bc36eafdSMike Gerdts void *ReturnValue)
879bc36eafdSMike Gerdts {
880bc36eafdSMike Gerdts DT_SUBTABLE *ParentTable;
881bc36eafdSMike Gerdts DT_SUBTABLE *ChildTable;
882bc36eafdSMike Gerdts
883bc36eafdSMike Gerdts
884bc36eafdSMike Gerdts ParentTable = StartTable;
885bc36eafdSMike Gerdts ChildTable = NULL;
886bc36eafdSMike Gerdts
887bc36eafdSMike Gerdts if (!ParentTable)
888bc36eafdSMike Gerdts {
889bc36eafdSMike Gerdts return;
890bc36eafdSMike Gerdts }
891bc36eafdSMike Gerdts
892bc36eafdSMike Gerdts UserFunction (ParentTable, Context, ReturnValue);
893bc36eafdSMike Gerdts
894bc36eafdSMike Gerdts while (1)
895bc36eafdSMike Gerdts {
896bc36eafdSMike Gerdts ChildTable = DtGetNextSubtable (ParentTable, ChildTable);
897bc36eafdSMike Gerdts if (ChildTable)
898bc36eafdSMike Gerdts {
899bc36eafdSMike Gerdts UserFunction (ChildTable, Context, ReturnValue);
900bc36eafdSMike Gerdts
901bc36eafdSMike Gerdts if (ChildTable->Child)
902bc36eafdSMike Gerdts {
903bc36eafdSMike Gerdts ParentTable = ChildTable;
904bc36eafdSMike Gerdts ChildTable = NULL;
905bc36eafdSMike Gerdts }
906bc36eafdSMike Gerdts }
907bc36eafdSMike Gerdts else
908bc36eafdSMike Gerdts {
909bc36eafdSMike Gerdts ChildTable = ParentTable;
910bc36eafdSMike Gerdts if (ChildTable == Gbl_RootTable)
911bc36eafdSMike Gerdts {
912bc36eafdSMike Gerdts break;
913bc36eafdSMike Gerdts }
914bc36eafdSMike Gerdts
915bc36eafdSMike Gerdts ParentTable = DtGetParentSubtable (ParentTable);
916bc36eafdSMike Gerdts
917bc36eafdSMike Gerdts if (ChildTable->Peer == StartTable)
918bc36eafdSMike Gerdts {
919bc36eafdSMike Gerdts break;
920bc36eafdSMike Gerdts }
921bc36eafdSMike Gerdts }
922bc36eafdSMike Gerdts }
923bc36eafdSMike Gerdts }
924