xref: /freebsd/sys/contrib/dev/acpica/compiler/dttemplate.c (revision b5daf675efc746611c7cfcd1fa474b8905064c4b)
1 /******************************************************************************
2  *
3  * Module Name: dttemplate - ACPI table template generation
4  *
5  *****************************************************************************/
6 
7 /******************************************************************************
8  *
9  * 1. Copyright Notice
10  *
11  * Some or all of this work - Copyright (c) 1999 - 2025, 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 #include <contrib/dev/acpica/compiler/aslcompiler.h>
153 #include <contrib/dev/acpica/include/acapps.h>
154 #include <contrib/dev/acpica/compiler/dttemplate.h> /* Contains the hex ACPI table templates */
155 
156 #define _COMPONENT          DT_COMPILER
157         ACPI_MODULE_NAME    ("dttemplate")
158 
159 
160 /* Local prototypes */
161 
162 static BOOLEAN
163 AcpiUtIsSpecialTable (
164     char                    *Signature);
165 
166 static ACPI_STATUS
167 DtCreateOneTemplateFile (
168     char                    *Signature,
169     UINT32                  TableCount);
170 
171 static ACPI_STATUS
172 DtCreateOneTemplate (
173     char                    *Signature,
174     UINT32                  TableCount,
175     const ACPI_DMTABLE_DATA *TableData);
176 
177 static ACPI_STATUS
178 DtCreateAllTemplates (
179     void);
180 
181 static int
182 DtEmitDefinitionBlock (
183     FILE                    *File,
184     char                    *Filename,
185     char                    *Signature,
186     UINT32                  Instance);
187 
188 
189 /*******************************************************************************
190  *
191  * FUNCTION:    AcpiUtIsSpecialTable
192  *
193  * PARAMETERS:  Signature           - ACPI table signature
194  *
195  * RETURN:      TRUE if signature is a special ACPI table
196  *
197  * DESCRIPTION: Check for valid ACPI tables that are not in the main ACPI
198  *              table data structure (AcpiDmTableData).
199  *
200  ******************************************************************************/
201 
202 static BOOLEAN
AcpiUtIsSpecialTable(char * Signature)203 AcpiUtIsSpecialTable (
204     char                    *Signature)
205 {
206 
207     if (ACPI_COMPARE_NAMESEG (Signature, ACPI_SIG_DSDT) ||
208         ACPI_COMPARE_NAMESEG (Signature, ACPI_SIG_OSDT) ||
209         ACPI_COMPARE_NAMESEG (Signature, ACPI_SIG_SSDT) ||
210         ACPI_COMPARE_NAMESEG (Signature, ACPI_SIG_FACS) ||
211         ACPI_COMPARE_NAMESEG (Signature, ACPI_RSDP_NAME))
212     {
213         return (TRUE);
214     }
215 
216     return (FALSE);
217 }
218 
219 
220 /*******************************************************************************
221  *
222  * FUNCTION:    DtCreateTemplates
223  *
224  * PARAMETERS:  argv                - Standard command line arguments
225  *
226  * RETURN:      Status
227  *
228  * DESCRIPTION: Create one or more template files.
229  *
230  ******************************************************************************/
231 
232 ACPI_STATUS
DtCreateTemplates(char ** argv)233 DtCreateTemplates (
234     char                    **argv)
235 {
236     char                    *Signature;
237     char                    *End;
238     unsigned long           TableCount;
239     ACPI_STATUS             Status = AE_OK;
240 
241 
242     AslInitializeGlobals ();
243 
244     Status = AdInitialize ();
245     if (ACPI_FAILURE (Status))
246     {
247         return (Status);
248     }
249 
250     /*
251      * Special cases for DSDT, ALL, and '*'
252      */
253 
254     /* Default (no signature option) is DSDT */
255 
256     if (AcpiGbl_Optind < 3)
257     {
258         fprintf (stdout, "Creating default template: [DSDT]\n");
259         Status = DtCreateOneTemplateFile (ACPI_SIG_DSDT, 0);
260         goto Exit;
261     }
262 
263     AcpiGbl_Optind--;
264     Signature = argv[AcpiGbl_Optind];
265     AcpiUtStrupr (Signature);
266 
267     /*
268      * Multiple SSDT support (-T <ssdt count>)
269      */
270     TableCount = strtoul (Signature, &End, 0);
271     if (Signature != End)
272     {
273         /* The count is used for table ID and method name - max is 254(+1) */
274 
275         if (TableCount > 254)
276         {
277             fprintf (stderr, "%u SSDTs requested, maximum is 254\n",
278                 (unsigned int) TableCount);
279 
280             Status = AE_LIMIT;
281             goto Exit;
282         }
283 
284         Status = DtCreateOneTemplateFile (ACPI_SIG_DSDT, TableCount);
285         goto Exit;
286     }
287 
288     if (!strcmp (Signature, "ALL"))
289     {
290         /* Create all available/known templates */
291 
292         Status = DtCreateAllTemplates ();
293         goto Exit;
294     }
295 
296     /*
297      * Normal case: Create template for each signature
298      */
299     while (argv[AcpiGbl_Optind])
300     {
301         Signature = argv[AcpiGbl_Optind];
302         AcpiUtStrupr (Signature);
303 
304         Status = DtCreateOneTemplateFile (Signature, 0);
305         if (ACPI_FAILURE (Status))
306         {
307             goto Exit;
308         }
309 
310         AcpiGbl_Optind++;
311     }
312 
313 
314 Exit:
315     /* Shutdown ACPICA subsystem */
316 
317     (void) AcpiTerminate ();
318     UtDeleteLocalCaches ();
319     return (Status);
320 }
321 
322 
323 /*******************************************************************************
324  *
325  * FUNCTION:    DtCreateOneTemplateFile
326  *
327  * PARAMETERS:  Signature           - ACPI table signature
328  *
329  * RETURN:      Status
330  *
331  * DESCRIPTION: Create one template file of the requested signature.
332  *
333  ******************************************************************************/
334 
335 static ACPI_STATUS
DtCreateOneTemplateFile(char * Signature,UINT32 TableCount)336 DtCreateOneTemplateFile (
337     char                    *Signature,
338     UINT32                  TableCount)
339 {
340     const ACPI_DMTABLE_DATA *TableData;
341     ACPI_STATUS             Status;
342 
343 
344     /*
345      * Validate signature and get the template data:
346      *  1) Signature must be 4 characters
347      *  2) Signature must be a recognized ACPI table
348      *  3) There must be a template associated with the signature
349      */
350     if (strlen (Signature) != ACPI_NAMESEG_SIZE)
351     {
352         fprintf (stderr,
353             "%s: Invalid ACPI table signature "
354             "(length must be 4 characters)\n", Signature);
355         return (AE_ERROR);
356     }
357 
358     /*
359      * Some slack for the two strange tables whose name is different than
360      * their signatures: MADT->APIC and FADT->FACP.
361      */
362     if (!strcmp (Signature, "MADT"))
363     {
364         Signature = "APIC";
365     }
366     else if (!strcmp (Signature, "FADT"))
367     {
368         Signature = "FACP";
369     }
370 
371     /* TableData will point to the template */
372 
373     TableData = AcpiDmGetTableData (Signature);
374     if (TableData)
375     {
376         if (!TableData->Template)
377         {
378             fprintf (stderr, "%4.4s: No template available\n", Signature);
379             return (AE_ERROR);
380         }
381     }
382     else if (!AcpiUtIsSpecialTable (Signature))
383     {
384         fprintf (stderr,
385             "%4.4s: Unrecognized ACPI table signature\n", Signature);
386         return (AE_ERROR);
387     }
388 
389     Status = DtCreateOneTemplate (Signature, TableCount, TableData);
390     return (Status);
391 }
392 
393 
394 /*******************************************************************************
395  *
396  * FUNCTION:    DtCreateAllTemplates
397  *
398  * PARAMETERS:  None
399  *
400  * RETURN:      Status
401  *
402  * DESCRIPTION: Create all currently defined template files
403  *
404  ******************************************************************************/
405 
406 static ACPI_STATUS
DtCreateAllTemplates(void)407 DtCreateAllTemplates (
408     void)
409 {
410     const ACPI_DMTABLE_DATA *TableData;
411     ACPI_STATUS             Status;
412 
413 
414     fprintf (stdout, "Creating all supported Template files\n");
415 
416     /* Walk entire ACPI table data structure */
417 
418     for (TableData = AcpiDmTableData; TableData->Signature; TableData++)
419     {
420         /* If table has a template, create the template file */
421 
422         if (TableData->Template)
423         {
424 	    if (ACPI_COMPARE_NAMESEG (TableData->Signature, ACPI_SIG_CDAT))
425 		/* Special handling of CDAT */
426                 Status = DtCreateOneTemplate (TableData->Signature,
427                     0, NULL);
428 	    else
429                 Status = DtCreateOneTemplate (TableData->Signature,
430                     0, TableData);
431             if (ACPI_FAILURE (Status))
432             {
433                 return (Status);
434             }
435         }
436     }
437 
438     /*
439      * Create the special ACPI tables:
440      * 1) DSDT/SSDT are AML tables, not data tables
441      * 2) FACS and RSDP have non-standard headers
442      */
443     Status = DtCreateOneTemplate (ACPI_SIG_DSDT, 0, NULL);
444     if (ACPI_FAILURE (Status))
445     {
446         return (Status);
447     }
448 
449     Status = DtCreateOneTemplate (ACPI_SIG_SSDT, 0, NULL);
450     if (ACPI_FAILURE (Status))
451     {
452         return (Status);
453     }
454 
455     Status = DtCreateOneTemplate (ACPI_SIG_OSDT, 0, NULL);
456     if (ACPI_FAILURE (Status))
457     {
458         return (Status);
459     }
460 
461     Status = DtCreateOneTemplate (ACPI_SIG_FACS, 0, NULL);
462     if (ACPI_FAILURE (Status))
463     {
464         return (Status);
465     }
466 
467     Status = DtCreateOneTemplate (ACPI_RSDP_NAME, 0, NULL);
468     if (ACPI_FAILURE (Status))
469     {
470         return (Status);
471     }
472 
473     return (AE_OK);
474 }
475 
476 
477 /*******************************************************************************
478  *
479  * FUNCTION:    DtCreateOneTemplate
480  *
481  * PARAMETERS:  Signature           - ACPI signature, NULL terminated.
482  *              TableCount          - Used for SSDTs in same file as DSDT
483  *              TableData           - Entry in ACPI table data structure.
484  *                                    NULL if a special ACPI table.
485  *
486  * RETURN:      Status
487  *
488  * DESCRIPTION: Create one template source file for the requested ACPI table.
489  *
490  ******************************************************************************/
491 
492 static ACPI_STATUS
DtCreateOneTemplate(char * Signature,UINT32 TableCount,const ACPI_DMTABLE_DATA * TableData)493 DtCreateOneTemplate (
494     char                    *Signature,
495     UINT32                  TableCount,
496     const ACPI_DMTABLE_DATA  *TableData)
497 {
498     char                    *DisasmFilename;
499     FILE                    *File;
500     ACPI_STATUS             Status = AE_OK;
501     int                     Actual;
502     UINT32                  i;
503 
504 
505     /* New file will have a .asl suffix */
506 
507     DisasmFilename = FlGenerateFilename (
508         Signature, FILE_SUFFIX_ASL_CODE);
509     if (!DisasmFilename)
510     {
511         fprintf (stderr, "Could not generate output filename\n");
512         return (AE_ERROR);
513     }
514 
515     AcpiUtStrlwr (DisasmFilename);
516     if (!UtQueryForOverwrite (DisasmFilename))
517     {
518         return (AE_OK);
519     }
520 
521     File = fopen (DisasmFilename, "w+");
522     if (!File)
523     {
524         fprintf (stderr, "Could not open output file %s\n",
525             DisasmFilename);
526         return (AE_ERROR);
527     }
528 
529     /* Emit the common file header */
530 
531     AcpiOsRedirectOutput (File);
532 
533     AcpiOsPrintf ("/*\n");
534     AcpiOsPrintf (ACPI_COMMON_HEADER ("iASL Compiler/Disassembler", " * "));
535 
536     if (TableCount == 0)
537     {
538         AcpiOsPrintf (" * Template for [%4.4s] ACPI Table",
539             Signature);
540     }
541     else
542     {
543         AcpiOsPrintf (" * Template for [%4.4s] and %u [SSDT] ACPI Tables",
544             Signature, TableCount);
545     }
546 
547     /* Dump the actual ACPI table */
548 
549     if (TableData)
550     {
551         /* Normal case, tables that appear in AcpiDmTableData */
552 
553         AcpiOsPrintf (" (static data table)\n");
554 
555         if (AslGbl_VerboseTemplates)
556         {
557             AcpiOsPrintf (" * Format: [HexOffset DecimalOffset ByteLength]"
558                 "  FieldName : HexFieldValue\n */\n\n");
559         }
560         else
561         {
562             AcpiOsPrintf (" * Format: [ByteLength]"
563                 "  FieldName : HexFieldValue\n */\n");
564         }
565 
566         AcpiDmDumpDataTable (ACPI_CAST_PTR (ACPI_TABLE_HEADER,
567             TableData->Template));
568     }
569     else
570     {
571         /* Special ACPI tables - DSDT, SSDT, OSDT, FACS, RSDP, CDAT */
572 
573         AcpiOsPrintf (" (AML byte code table)\n");
574         AcpiOsPrintf (" */\n");
575 
576         if (ACPI_COMPARE_NAMESEG (Signature, ACPI_SIG_DSDT))
577         {
578             Actual = DtEmitDefinitionBlock (
579                 File, DisasmFilename, ACPI_SIG_DSDT, 1);
580             if (Actual < 0)
581             {
582                 Status = AE_ERROR;
583                 goto Cleanup;
584             }
585 
586             /* Emit any requested SSDTs into the same file */
587 
588             for (i = 1; i <= TableCount; i++)
589             {
590                 Actual = DtEmitDefinitionBlock (
591                     File, DisasmFilename, ACPI_SIG_SSDT, i + 1);
592                 if (Actual < 0)
593                 {
594                     Status = AE_ERROR;
595                     goto Cleanup;
596                 }
597             }
598         }
599         else if (ACPI_COMPARE_NAMESEG (Signature, ACPI_SIG_SSDT))
600         {
601             Actual = DtEmitDefinitionBlock (
602                 File, DisasmFilename, ACPI_SIG_SSDT, 1);
603             if (Actual < 0)
604             {
605                 Status = AE_ERROR;
606                 goto Cleanup;
607             }
608         }
609         else if (ACPI_COMPARE_NAMESEG (Signature, ACPI_SIG_OSDT))
610         {
611             Actual = DtEmitDefinitionBlock (
612                 File, DisasmFilename, ACPI_SIG_OSDT, 1);
613             if (Actual < 0)
614             {
615                 Status = AE_ERROR;
616                 goto Cleanup;
617             }
618         }
619         else if (ACPI_COMPARE_NAMESEG (Signature, ACPI_SIG_FACS))
620         {
621             AcpiDmDumpDataTable (ACPI_CAST_PTR (ACPI_TABLE_HEADER,
622                 TemplateFacs));
623         }
624         else if (ACPI_COMPARE_NAMESEG (Signature, ACPI_RSDP_NAME))
625         {
626             AcpiDmDumpDataTable (ACPI_CAST_PTR (ACPI_TABLE_HEADER,
627                 TemplateRsdp));
628         }
629         else if (ACPI_COMPARE_NAMESEG (Signature, ACPI_SIG_CDAT))
630         {
631             AcpiDmDumpCdat (ACPI_CAST_PTR (ACPI_TABLE_HEADER,
632                 TemplateCdat));
633         }
634         else
635         {
636             fprintf (stderr,
637                 "%4.4s, Unrecognized ACPI table signature\n", Signature);
638             Status = AE_ERROR;
639             goto Cleanup;
640         }
641     }
642 
643     if (TableCount == 0)
644     {
645         fprintf (stdout,
646             "Created ACPI table template for [%4.4s], "
647             "written to \"%s\"\n",
648             Signature, DisasmFilename);
649     }
650     else
651     {
652         fprintf (stdout,
653             "Created ACPI table templates for [%4.4s] "
654             "and %u [SSDT] in same file, written to \"%s\"\n",
655             Signature, TableCount, DisasmFilename);
656     }
657 
658 Cleanup:
659     fclose (File);
660     AcpiOsRedirectOutput (stdout);
661     return (Status);
662 }
663 
664 
665 /*******************************************************************************
666  *
667  * FUNCTION:    DtEmitDefinitionBlock
668  *
669  * PARAMETERS:  File                - An open file for the block
670  *              Filename            - Filename for same, for error msg(s)
671  *              Signature           - ACPI signature for the block
672  *              Instance            - Used for multiple SSDTs in the same file
673  *
674  * RETURN:      Status from fprintf
675  *
676  * DESCRIPTION: Emit the raw ASL for a complete Definition Block (DSDT or SSDT)
677  *
678  * Note: The AMLFileName parameter for DefinitionBlock is left as a NULL
679  * string. This allows the compiler to create the output AML filename from
680  * the input filename.
681  *
682  ******************************************************************************/
683 
684 static int
DtEmitDefinitionBlock(FILE * File,char * Filename,char * Signature,UINT32 Instance)685 DtEmitDefinitionBlock (
686     FILE                    *File,
687     char                    *Filename,
688     char                    *Signature,
689     UINT32                  Instance)
690 {
691     int                     Status;
692 
693 
694     Status = fprintf (File,
695         "DefinitionBlock (\"\", \"%4.4s\", 2, \"Intel\", \"_%4.4s_%.2X\", 0x00000001)\n"
696         "{\n"
697         "    Method (%2.2s%.2X)\n"
698         "    {\n"
699         "    }\n"
700         "}\n\n",
701         Signature, Signature, Instance, Signature, Instance);
702 
703     if (Status < 0)
704     {
705         fprintf (stderr,
706             "Could not write %4.4s to output file %s\n",
707             Signature, Filename);
708     }
709 
710     return (Status);
711 }
712