1 /******************************************************************************
2 *
3 * Module Name: dtcompile.c - Front-end for data table compiler
4 *
5 *****************************************************************************/
6
7 /******************************************************************************
8 *
9 * 1. Copyright Notice
10 *
11 * Some or all of this work - Copyright (c) 1999 - 2021, Intel Corp.
12 * All rights reserved.
13 *
14 * 2. License
15 *
16 * 2.1. This is your license from Intel Corp. under its intellectual property
17 * rights. You may have additional license terms from the party that provided
18 * you this software, covering your right to use that party's intellectual
19 * property rights.
20 *
21 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22 * copy of the source code appearing in this file ("Covered Code") an
23 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24 * base code distributed originally by Intel ("Original Intel Code") to copy,
25 * make derivatives, distribute, use and display any portion of the Covered
26 * Code in any form, with the right to sublicense such rights; and
27 *
28 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29 * license (with the right to sublicense), under only those claims of Intel
30 * patents that are infringed by the Original Intel Code, to make, use, sell,
31 * offer to sell, and import the Covered Code and derivative works thereof
32 * solely to the minimum extent necessary to exercise the above copyright
33 * license, and in no event shall the patent license extend to any additions
34 * to or modifications of the Original Intel Code. No other license or right
35 * is granted directly or by implication, estoppel or otherwise;
36 *
37 * The above copyright and patent license is granted only if the following
38 * conditions are met:
39 *
40 * 3. Conditions
41 *
42 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43 * Redistribution of source code of any substantial portion of the Covered
44 * Code or modification with rights to further distribute source must include
45 * the above Copyright Notice, the above License, this list of Conditions,
46 * and the following Disclaimer and Export Compliance provision. In addition,
47 * Licensee must cause all Covered Code to which Licensee contributes to
48 * contain a file documenting the changes Licensee made to create that Covered
49 * Code and the date of any change. Licensee must include in that file the
50 * documentation of any changes made by any predecessor Licensee. Licensee
51 * must include a prominent statement that the modification is derived,
52 * directly or indirectly, from Original Intel Code.
53 *
54 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55 * Redistribution of source code of any substantial portion of the Covered
56 * Code or modification without rights to further distribute source must
57 * include the following Disclaimer and Export Compliance provision in the
58 * documentation and/or other materials provided with distribution. In
59 * addition, Licensee may not authorize further sublicense of source of any
60 * portion of the Covered Code, and must include terms to the effect that the
61 * license from Licensee to its licensee is limited to the intellectual
62 * property embodied in the software Licensee provides to its licensee, and
63 * not to intellectual property embodied in modifications its licensee may
64 * make.
65 *
66 * 3.3. Redistribution of Executable. Redistribution in executable form of any
67 * substantial portion of the Covered Code or modification must reproduce the
68 * above Copyright Notice, and the following Disclaimer and Export Compliance
69 * provision in the documentation and/or other materials provided with the
70 * distribution.
71 *
72 * 3.4. Intel retains all right, title, and interest in and to the Original
73 * Intel Code.
74 *
75 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76 * Intel shall be used in advertising or otherwise to promote the sale, use or
77 * other dealings in products derived from or relating to the Covered Code
78 * without prior written authorization from Intel.
79 *
80 * 4. Disclaimer and Export Compliance
81 *
82 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88 * PARTICULAR PURPOSE.
89 *
90 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97 * LIMITED REMEDY.
98 *
99 * 4.3. Licensee shall not export, either directly or indirectly, any of this
100 * software or system incorporating such software without first obtaining any
101 * required license or other approval from the U. S. Department of Commerce or
102 * any other agency or department of the United States Government. In the
103 * event Licensee exports any such software from the United States or
104 * re-exports any such software from a foreign destination, Licensee shall
105 * ensure that the distribution and export/re-export of the software is in
106 * compliance with all laws, regulations, orders, or other restrictions of the
107 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108 * any of its subsidiaries will export/re-export any technical data, process,
109 * software, or service, directly or indirectly, to any country for which the
110 * United States government or any agency thereof requires an export license,
111 * other governmental approval, or letter of assurance, without first obtaining
112 * such license, approval or letter.
113 *
114 *****************************************************************************
115 *
116 * Alternatively, you may choose to be licensed under the terms of the
117 * following license:
118 *
119 * Redistribution and use in source and binary forms, with or without
120 * modification, are permitted provided that the following conditions
121 * are met:
122 * 1. Redistributions of source code must retain the above copyright
123 * notice, this list of conditions, and the following disclaimer,
124 * without modification.
125 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126 * substantially similar to the "NO WARRANTY" disclaimer below
127 * ("Disclaimer") and any redistribution must be conditioned upon
128 * including a substantially similar Disclaimer requirement for further
129 * binary redistribution.
130 * 3. Neither the names of the above-listed copyright holders nor the names
131 * of any contributors may be used to endorse or promote products derived
132 * from this software without specific prior written permission.
133 *
134 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145 *
146 * Alternatively, you may choose to be licensed under the terms of the
147 * GNU General Public License ("GPL") version 2 as published by the Free
148 * Software Foundation.
149 *
150 *****************************************************************************/
151
152 #define _DECLARE_DT_GLOBALS
153
154 #include "aslcompiler.h"
155
156 #define _COMPONENT DT_COMPILER
157 ACPI_MODULE_NAME ("dtcompile")
158
159 static char VersionString[9];
160
161
162 /* Local prototypes */
163
164 void
165 DtInitialize (
166 void);
167
168 static ACPI_STATUS
169 DtCompileDataTable (
170 DT_FIELD **Field);
171
172 static void
173 DtInsertCompilerIds (
174 DT_FIELD *FieldList);
175
176
177 /******************************************************************************
178 *
179 * FUNCTION: DtDoCompile
180 *
181 * PARAMETERS: None
182 *
183 * RETURN: Status
184 *
185 * DESCRIPTION: Main entry point for the data table compiler.
186 *
187 * Note: Assumes AslGbl_Files[ASL_FILE_INPUT] is initialized and the file is
188 * open at seek offset zero.
189 *
190 *****************************************************************************/
191
192 ACPI_STATUS
DtDoCompile(void)193 DtDoCompile (
194 void)
195 {
196 ACPI_STATUS Status;
197 UINT8 Event;
198 DT_FIELD *FieldList;
199 ASL_GLOBAL_FILE_NODE *FileNode;
200
201
202 /* Initialize globals */
203
204 DtInitialize ();
205
206 /* Preprocessor */
207
208 if (AslGbl_PreprocessFlag)
209 {
210 /* Preprocessor */
211
212 Event = UtBeginEvent ("Preprocess input file");
213 PrDoPreprocess ();
214 UtEndEvent (Event);
215
216 if (AslGbl_PreprocessOnly)
217 {
218 return (AE_OK);
219 }
220 }
221
222 /* Compile the parse tree */
223
224 if (AslGbl_DtLexBisonPrototype)
225 {
226 Event = UtBeginEvent ("Parse data table in prototype mode");
227
228 DtCompilerInitLexer (AslGbl_Files[ASL_FILE_INPUT].Handle);
229 DtCompilerParserparse ();
230 FieldList = AslGbl_FieldList;
231 DtCompilerTerminateLexer ();
232
233 UtEndEvent (Event);
234 }
235 else
236 {
237 /*
238 * Scan the input file (file is already open) and
239 * build the parse tree
240 */
241 Event = UtBeginEvent ("Scan and parse input file");
242 FieldList = DtScanFile (AslGbl_Files[ASL_FILE_INPUT].Handle);
243 UtEndEvent (Event);
244 }
245
246 /* Did the parse tree get successfully constructed? */
247
248 if (!FieldList)
249 {
250 /* TBD: temporary error message. Msgs should come from function above */
251
252 DtError (ASL_ERROR, ASL_MSG_SYNTAX, NULL,
253 "Input file does not appear to be an ASL or data table source file");
254
255 return (AE_ERROR);
256 }
257
258 Event = UtBeginEvent ("Compile parse tree");
259
260 Status = DtCompileDataTable (&FieldList);
261 UtEndEvent (Event);
262
263 FileNode = FlGetCurrentFileNode ();
264
265 FileNode->TotalLineCount = AslGbl_CurrentLineNumber;
266 FileNode->OriginalInputFileSize = AslGbl_InputByteCount;
267 DbgPrint (ASL_PARSE_OUTPUT, "Line count: %u input file size: %u\n",
268 FileNode->TotalLineCount, FileNode->OriginalInputFileSize);
269
270 if (ACPI_FAILURE (Status))
271 {
272 FileNode->ParserErrorDetected = TRUE;
273
274 /* TBD: temporary error message. Msgs should come from function above */
275
276 DtError (ASL_ERROR, ASL_MSG_SYNTAX, NULL,
277 "Could not compile input file");
278
279 return (Status);
280 }
281
282 /* Create/open the binary output file */
283
284 AslGbl_Files[ASL_FILE_AML_OUTPUT].Filename = NULL;
285 Status = FlOpenAmlOutputFile (AslGbl_OutputFilenamePrefix);
286 if (ACPI_FAILURE (Status))
287 {
288 return (Status);
289 }
290
291 /* Write the binary, then the optional hex file */
292
293 DtOutputBinary (AslGbl_RootTable);
294 HxDoHexOutput ();
295 DtWriteTableToListing ();
296
297 /* Save the compile time statistics to the current file node */
298
299 FileNode->TotalFields = AslGbl_InputFieldCount;
300 FileNode->OutputByteLength = AslGbl_TableLength;
301
302 return (Status);
303 }
304
305
306 /******************************************************************************
307 *
308 * FUNCTION: DtInitialize
309 *
310 * PARAMETERS: None
311 *
312 * RETURN: Status
313 *
314 * DESCRIPTION: Initialize data table compiler globals. Enables multiple
315 * compiles per invocation.
316 *
317 *****************************************************************************/
318
319 void
DtInitialize(void)320 DtInitialize (
321 void)
322 {
323
324
325 AcpiUtSetIntegerWidth (2); /* Set width to 64 bits */
326
327 AslGbl_FieldList = NULL;
328 AslGbl_RootTable = NULL;
329 AslGbl_SubtableStack = NULL;
330
331 sprintf (VersionString, "%X", (UINT32) ACPI_CA_VERSION);
332 return;
333 }
334
335
336 /******************************************************************************
337 *
338 * FUNCTION: DtInsertCompilerIds
339 *
340 * PARAMETERS: FieldList - Current field list pointer
341 *
342 * RETURN: None
343 *
344 * DESCRIPTION: Insert the IDs (Name, Version) of the current compiler into
345 * the original ACPI table header.
346 *
347 *****************************************************************************/
348
349 static void
DtInsertCompilerIds(DT_FIELD * FieldList)350 DtInsertCompilerIds (
351 DT_FIELD *FieldList)
352 {
353 DT_FIELD *Next;
354 UINT32 i;
355
356
357 /*
358 * Don't insert current compiler ID if requested. Used for compiler
359 * debug/validation only.
360 */
361 if (AslGbl_UseOriginalCompilerId)
362 {
363 return;
364 }
365
366 /* Walk to the Compiler fields at the end of the header */
367
368 Next = FieldList;
369 for (i = 0; i < 7; i++)
370 {
371 Next = Next->Next;
372 }
373
374 Next->Value = ASL_CREATOR_ID;
375 Next->Flags = DT_FIELD_NOT_ALLOCATED;
376
377 Next = Next->Next;
378 Next->Value = VersionString;
379 Next->Flags = DT_FIELD_NOT_ALLOCATED;
380 }
381
382
383 /******************************************************************************
384 *
385 * FUNCTION: DtCompileDataTable
386 *
387 * PARAMETERS: FieldList - Current field list pointer
388 *
389 * RETURN: Status
390 *
391 * DESCRIPTION: Entry point to compile one data table
392 *
393 *****************************************************************************/
394
395 static ACPI_STATUS
DtCompileDataTable(DT_FIELD ** FieldList)396 DtCompileDataTable (
397 DT_FIELD **FieldList)
398 {
399 const ACPI_DMTABLE_DATA *TableData;
400 DT_SUBTABLE *Subtable;
401 char *Signature;
402 ACPI_TABLE_HEADER *AcpiTableHeader;
403 ACPI_STATUS Status;
404 DT_FIELD *RootField = *FieldList;
405
406
407 /* Verify that we at least have a table signature and save it */
408
409 Signature = DtGetFieldValue (*FieldList);
410 if (!Signature)
411 {
412 sprintf (AslGbl_MsgBuffer, "Expected \"%s\"", "Signature");
413 DtNameError (ASL_ERROR, ASL_MSG_INVALID_FIELD_NAME,
414 *FieldList, AslGbl_MsgBuffer);
415 return (AE_ERROR);
416 }
417
418 AslGbl_Signature = UtLocalCacheCalloc (strlen (Signature) + 1);
419 strcpy (AslGbl_Signature, Signature);
420
421 /*
422 * Handle tables that don't use the common ACPI table header structure.
423 * Currently, these are the FACS and RSDP. Also check for an OEMx table,
424 * these tables have user-defined contents.
425 */
426 if (ACPI_COMPARE_NAMESEG (Signature, ACPI_SIG_FACS))
427 {
428 Status = DtCompileFacs (FieldList);
429 if (ACPI_FAILURE (Status))
430 {
431 return (Status);
432 }
433
434 DtSetTableLength ();
435 return (Status);
436 }
437 else if (ACPI_VALIDATE_RSDP_SIG (Signature))
438 {
439 Status = DtCompileRsdp (FieldList);
440 return (Status);
441 }
442 else if (ACPI_COMPARE_NAMESEG (Signature, ACPI_SIG_S3PT))
443 {
444 Status = DtCompileS3pt (FieldList);
445 if (ACPI_FAILURE (Status))
446 {
447 return (Status);
448 }
449
450 DtSetTableLength ();
451 return (Status);
452 }
453
454 /*
455 * All other tables must use the common ACPI table header. Insert the
456 * current iASL IDs (name, version), and compile the header now.
457 */
458 DtInsertCompilerIds (*FieldList);
459
460 Status = DtCompileTable (FieldList, AcpiDmTableInfoHeader,
461 &AslGbl_RootTable);
462 if (ACPI_FAILURE (Status))
463 {
464 return (Status);
465 }
466
467 DtPushSubtable (AslGbl_RootTable);
468
469 /* Validate the signature via the ACPI table list */
470
471 TableData = AcpiDmGetTableData (Signature);
472 if (!TableData || AslGbl_CompileGeneric)
473 {
474 /* Unknown table signature and/or force generic compile */
475
476 DtCompileGeneric ((void **) FieldList, NULL, NULL);
477 goto FinishHeader;
478 }
479
480 /* Dispatch to per-table compile */
481
482 if (TableData->CmTableHandler)
483 {
484 /* Complex table, has a handler */
485
486 Status = TableData->CmTableHandler ((void **) FieldList);
487 if (ACPI_FAILURE (Status))
488 {
489 return (Status);
490 }
491 }
492 else if (TableData->TableInfo)
493 {
494 /* Simple table, just walk the info table, unless its empty */
495
496 if (FieldList && *FieldList)
497 {
498 Subtable = NULL;
499 Status = DtCompileTable (FieldList, TableData->TableInfo,
500 &Subtable);
501 if (ACPI_FAILURE (Status))
502 {
503 return (Status);
504 }
505
506 DtInsertSubtable (AslGbl_RootTable, Subtable);
507 DtPopSubtable ();
508 }
509 }
510 else
511 {
512 DtFatal (ASL_MSG_COMPILER_INTERNAL, *FieldList,
513 "Missing table dispatch info");
514 return (AE_ERROR);
515 }
516
517 FinishHeader:
518
519 /* Set the final table length and then the checksum */
520
521 DtSetTableLength ();
522 AcpiTableHeader = ACPI_CAST_PTR (
523 ACPI_TABLE_HEADER, AslGbl_RootTable->Buffer);
524 DtSetTableChecksum (&AcpiTableHeader->Checksum);
525
526 DtDumpFieldList (RootField);
527 DtDumpSubtableList ();
528 return (AE_OK);
529 }
530
531
532 /******************************************************************************
533 *
534 * FUNCTION: DtCompileTable
535 *
536 * PARAMETERS: Field - Current field list pointer
537 * Info - Info table for this ACPI table
538 * RetSubtable - Compile result of table
539 *
540 * RETURN: Status
541 *
542 * DESCRIPTION: Compile a subtable
543 *
544 *****************************************************************************/
545
546 ACPI_STATUS
DtCompileTable(DT_FIELD ** Field,ACPI_DMTABLE_INFO * Info,DT_SUBTABLE ** RetSubtable)547 DtCompileTable (
548 DT_FIELD **Field,
549 ACPI_DMTABLE_INFO *Info,
550 DT_SUBTABLE **RetSubtable)
551 {
552 DT_FIELD *LocalField;
553 UINT32 Length;
554 DT_SUBTABLE *Subtable;
555 DT_SUBTABLE *InlineSubtable = NULL;
556 UINT32 FieldLength = 0;
557 UINT8 FieldType;
558 UINT8 *Buffer;
559 UINT8 *FlagBuffer = NULL;
560 char *String;
561 UINT32 CurrentFlagByteOffset = 0;
562 ACPI_STATUS Status = AE_OK;
563
564
565 if (!Field || !Info)
566 {
567 return (AE_BAD_PARAMETER);
568 }
569 if (!*Field)
570 {
571 /*
572 * The field list is empty, this means that we are out of fields to
573 * parse. In other words, we are at the end of the table.
574 */
575 return (AE_END_OF_TABLE);
576 }
577
578 /* Ignore optional subtable if name does not match */
579
580 if ((Info->Flags & DT_OPTIONAL) &&
581 strcmp ((*Field)->Name, Info->Name))
582 {
583 *RetSubtable = NULL;
584 return (AE_OK);
585 }
586
587 Length = DtGetSubtableLength (*Field, Info);
588 if (Length == ASL_EOF)
589 {
590 return (AE_ERROR);
591 }
592
593 Subtable = UtSubtableCacheCalloc ();
594
595 if (Length > 0)
596 {
597 String = UtLocalCacheCalloc (Length);
598 Subtable->Buffer = ACPI_CAST_PTR (UINT8, String);
599 }
600
601 Subtable->Length = Length;
602 Subtable->TotalLength = Length;
603 Buffer = Subtable->Buffer;
604
605 LocalField = *Field;
606 Subtable->Name = LocalField->Name;
607
608 /*
609 * Main loop walks the info table for this ACPI table or subtable
610 */
611 for (; Info->Name; Info++)
612 {
613 if (Info->Opcode == ACPI_DMT_EXTRA_TEXT)
614 {
615 continue;
616 }
617
618 if (!LocalField)
619 {
620 sprintf (AslGbl_MsgBuffer, "Found NULL field - Field name \"%s\" needed",
621 Info->Name);
622 DtFatal (ASL_MSG_COMPILER_INTERNAL, NULL, AslGbl_MsgBuffer);
623 Status = AE_BAD_DATA;
624 goto Error;
625 }
626
627 /* Maintain table offsets */
628
629 LocalField->TableOffset = AslGbl_CurrentTableOffset;
630 FieldLength = DtGetFieldLength (LocalField, Info);
631 AslGbl_CurrentTableOffset += FieldLength;
632
633 FieldType = DtGetFieldType (Info);
634 AslGbl_InputFieldCount++;
635
636 if (FieldType != DT_FIELD_TYPE_INLINE_SUBTABLE &&
637 strcmp (Info->Name, LocalField->Name))
638 {
639 sprintf (AslGbl_MsgBuffer, "found \"%s\" expected \"%s\"",
640 LocalField->Name, Info->Name);
641 DtError (ASL_ERROR, ASL_MSG_INVALID_LABEL, LocalField, AslGbl_MsgBuffer);
642 }
643
644 switch (FieldType)
645 {
646 case DT_FIELD_TYPE_FLAGS_INTEGER:
647 /*
648 * Start of the definition of a flags field.
649 * This master flags integer starts at value zero, in preparation
650 * to compile and insert the flag fields from the individual bits
651 */
652 LocalField = LocalField->Next;
653 *Field = LocalField;
654
655 FlagBuffer = Buffer;
656 CurrentFlagByteOffset = Info->Offset;
657 break;
658
659 case DT_FIELD_TYPE_FLAG:
660
661 /* Individual Flag field, can be multiple bits */
662
663 if (FlagBuffer)
664 {
665 /*
666 * We must increment the FlagBuffer when we have crossed
667 * into the next flags byte within the flags field
668 * of type DT_FIELD_TYPE_FLAGS_INTEGER.
669 */
670 FlagBuffer += (Info->Offset - CurrentFlagByteOffset);
671 CurrentFlagByteOffset = Info->Offset;
672
673 DtCompileFlag (FlagBuffer, LocalField, Info);
674 }
675 else
676 {
677 /* TBD - this is an internal error */
678 }
679
680 LocalField = LocalField->Next;
681 *Field = LocalField;
682 break;
683
684 case DT_FIELD_TYPE_INLINE_SUBTABLE:
685 /*
686 * Recursion (one level max): compile GAS (Generic Address)
687 * or Notify in-line subtable
688 */
689 *Field = LocalField;
690
691 switch (Info->Opcode)
692 {
693 case ACPI_DMT_GAS:
694
695 Status = DtCompileTable (Field, AcpiDmTableInfoGas,
696 &InlineSubtable);
697 break;
698
699 case ACPI_DMT_HESTNTFY:
700
701 Status = DtCompileTable (Field, AcpiDmTableInfoHestNotify,
702 &InlineSubtable);
703 break;
704
705 case ACPI_DMT_IORTMEM:
706
707 Status = DtCompileTable (Field, AcpiDmTableInfoIortAcc,
708 &InlineSubtable);
709 break;
710
711 default:
712 sprintf (AslGbl_MsgBuffer, "Invalid DMT opcode: 0x%.2X",
713 Info->Opcode);
714 DtFatal (ASL_MSG_COMPILER_INTERNAL, NULL, AslGbl_MsgBuffer);
715 Status = AE_BAD_DATA;
716 break;
717 }
718
719 if (ACPI_FAILURE (Status))
720 {
721 goto Error;
722 }
723
724 DtSetSubtableLength (InlineSubtable);
725
726 memcpy (Buffer, InlineSubtable->Buffer, FieldLength);
727 LocalField = *Field;
728 break;
729
730 case DT_FIELD_TYPE_LABEL:
731
732 DtWriteFieldToListing (Buffer, LocalField, 0);
733 LocalField = LocalField->Next;
734 break;
735
736 default:
737
738 /* Normal case for most field types (Integer, String, etc.) */
739
740 DtCompileOneField (Buffer, LocalField,
741 FieldLength, FieldType, Info->Flags);
742
743 DtWriteFieldToListing (Buffer, LocalField, FieldLength);
744 LocalField = LocalField->Next;
745
746 if (Info->Flags & DT_LENGTH)
747 {
748 /* Field is an Integer that will contain a subtable length */
749
750 Subtable->LengthField = Buffer;
751 Subtable->SizeOfLengthField = FieldLength;
752 }
753 break;
754 }
755
756 Buffer += FieldLength;
757 }
758
759 *Field = LocalField;
760 *RetSubtable = Subtable;
761 return (AE_OK);
762
763 Error:
764 ACPI_FREE (Subtable->Buffer);
765 ACPI_FREE (Subtable);
766 return (Status);
767 }
768
769
770 /******************************************************************************
771 *
772 * FUNCTION: DtCompileTwoSubtables
773 *
774 * PARAMETERS: List - Current field list pointer
775 * TableInfo1 - Info table 1
776 * TableInfo1 - Info table 2
777 *
778 * RETURN: Status
779 *
780 * DESCRIPTION: Compile tables with a header and one or more same subtables.
781 * Include CPEP, EINJ, ERST, MCFG, MSCT, WDAT
782 *
783 *****************************************************************************/
784
785 ACPI_STATUS
DtCompileTwoSubtables(void ** List,ACPI_DMTABLE_INFO * TableInfo1,ACPI_DMTABLE_INFO * TableInfo2)786 DtCompileTwoSubtables (
787 void **List,
788 ACPI_DMTABLE_INFO *TableInfo1,
789 ACPI_DMTABLE_INFO *TableInfo2)
790 {
791 ACPI_STATUS Status;
792 DT_SUBTABLE *Subtable;
793 DT_SUBTABLE *ParentTable;
794 DT_FIELD **PFieldList = (DT_FIELD **) List;
795
796
797 Status = DtCompileTable (PFieldList, TableInfo1, &Subtable);
798 if (ACPI_FAILURE (Status))
799 {
800 return (Status);
801 }
802
803 ParentTable = DtPeekSubtable ();
804 DtInsertSubtable (ParentTable, Subtable);
805
806 while (*PFieldList)
807 {
808 Status = DtCompileTable (PFieldList, TableInfo2, &Subtable);
809 if (ACPI_FAILURE (Status))
810 {
811 return (Status);
812 }
813
814 DtInsertSubtable (ParentTable, Subtable);
815 }
816
817 return (AE_OK);
818 }
819
820
821 /******************************************************************************
822 *
823 * FUNCTION: DtCompilePadding
824 *
825 * PARAMETERS: Length - Padding field size
826 * RetSubtable - Compile result of table
827 *
828 * RETURN: Status
829 *
830 * DESCRIPTION: Compile a subtable for padding purpose
831 *
832 *****************************************************************************/
833
834 ACPI_STATUS
DtCompilePadding(UINT32 Length,DT_SUBTABLE ** RetSubtable)835 DtCompilePadding (
836 UINT32 Length,
837 DT_SUBTABLE **RetSubtable)
838 {
839 DT_SUBTABLE *Subtable;
840 /* UINT8 *Buffer; */
841 char *String;
842
843
844 Subtable = UtSubtableCacheCalloc ();
845
846 if (Length > 0)
847 {
848 String = UtLocalCacheCalloc (Length);
849 Subtable->Buffer = ACPI_CAST_PTR (UINT8, String);
850 }
851
852 Subtable->Length = Length;
853 Subtable->TotalLength = Length;
854 /* Buffer = Subtable->Buffer; */
855
856 *RetSubtable = Subtable;
857 return (AE_OK);
858 }
859