aslmain.c revision 167802 
1
2/******************************************************************************
3 *
4 * Module Name: aslmain - compiler main and utilities
5 *              $Revision: 1.96 $
6 *
7 *****************************************************************************/
8
9/******************************************************************************
10 *
11 * 1. Copyright Notice
12 *
13 * Some or all of this work - Copyright (c) 1999 - 2007, Intel Corp.
14 * All rights reserved.
15 *
16 * 2. License
17 *
18 * 2.1. This is your license from Intel Corp. under its intellectual property
19 * rights.  You may have additional license terms from the party that provided
20 * you this software, covering your right to use that party's intellectual
21 * property rights.
22 *
23 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
24 * copy of the source code appearing in this file ("Covered Code") an
25 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
26 * base code distributed originally by Intel ("Original Intel Code") to copy,
27 * make derivatives, distribute, use and display any portion of the Covered
28 * Code in any form, with the right to sublicense such rights; and
29 *
30 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
31 * license (with the right to sublicense), under only those claims of Intel
32 * patents that are infringed by the Original Intel Code, to make, use, sell,
33 * offer to sell, and import the Covered Code and derivative works thereof
34 * solely to the minimum extent necessary to exercise the above copyright
35 * license, and in no event shall the patent license extend to any additions
36 * to or modifications of the Original Intel Code.  No other license or right
37 * is granted directly or by implication, estoppel or otherwise;
38 *
39 * The above copyright and patent license is granted only if the following
40 * conditions are met:
41 *
42 * 3. Conditions
43 *
44 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
45 * Redistribution of source code of any substantial portion of the Covered
46 * Code or modification with rights to further distribute source must include
47 * the above Copyright Notice, the above License, this list of Conditions,
48 * and the following Disclaimer and Export Compliance provision.  In addition,
49 * Licensee must cause all Covered Code to which Licensee contributes to
50 * contain a file documenting the changes Licensee made to create that Covered
51 * Code and the date of any change.  Licensee must include in that file the
52 * documentation of any changes made by any predecessor Licensee.  Licensee
53 * must include a prominent statement that the modification is derived,
54 * directly or indirectly, from Original Intel Code.
55 *
56 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
57 * Redistribution of source code of any substantial portion of the Covered
58 * Code or modification without rights to further distribute source must
59 * include the following Disclaimer and Export Compliance provision in the
60 * documentation and/or other materials provided with distribution.  In
61 * addition, Licensee may not authorize further sublicense of source of any
62 * portion of the Covered Code, and must include terms to the effect that the
63 * license from Licensee to its licensee is limited to the intellectual
64 * property embodied in the software Licensee provides to its licensee, and
65 * not to intellectual property embodied in modifications its licensee may
66 * make.
67 *
68 * 3.3. Redistribution of Executable. Redistribution in executable form of any
69 * substantial portion of the Covered Code or modification must reproduce the
70 * above Copyright Notice, and the following Disclaimer and Export Compliance
71 * provision in the documentation and/or other materials provided with the
72 * distribution.
73 *
74 * 3.4. Intel retains all right, title, and interest in and to the Original
75 * Intel Code.
76 *
77 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
78 * Intel shall be used in advertising or otherwise to promote the sale, use or
79 * other dealings in products derived from or relating to the Covered Code
80 * without prior written authorization from Intel.
81 *
82 * 4. Disclaimer and Export Compliance
83 *
84 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
85 * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
86 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,
87 * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY
88 * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY
89 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
90 * PARTICULAR PURPOSE.
91 *
92 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
93 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
94 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
95 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
96 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
97 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS
98 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
99 * LIMITED REMEDY.
100 *
101 * 4.3. Licensee shall not export, either directly or indirectly, any of this
102 * software or system incorporating such software without first obtaining any
103 * required license or other approval from the U. S. Department of Commerce or
104 * any other agency or department of the United States Government.  In the
105 * event Licensee exports any such software from the United States or
106 * re-exports any such software from a foreign destination, Licensee shall
107 * ensure that the distribution and export/re-export of the software is in
108 * compliance with all laws, regulations, orders, or other restrictions of the
109 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
110 * any of its subsidiaries will export/re-export any technical data, process,
111 * software, or service, directly or indirectly, to any country for which the
112 * United States government or any agency thereof requires an export license,
113 * other governmental approval, or letter of assurance, without first obtaining
114 * such license, approval or letter.
115 *
116 *****************************************************************************/
117
118
119#define _DECLARE_GLOBALS
120
121#include <contrib/dev/acpica/compiler/aslcompiler.h>
122#include <contrib/dev/acpica/acnamesp.h>
123#include <contrib/dev/acpica/actables.h>
124#include <contrib/dev/acpica/acapps.h>
125
126#ifdef _DEBUG
127#include <crtdbg.h>
128#endif
129
130#define _COMPONENT          ACPI_COMPILER
131        ACPI_MODULE_NAME    ("aslmain")
132
133BOOLEAN                 AslToFile = TRUE;
134BOOLEAN                 DoCompile = TRUE;
135BOOLEAN                 DoSignon = TRUE;
136
137char                    hex[] =
138{
139    '0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'
140};
141
142/* Local prototypes */
143
144static void
145Options (
146    void);
147
148static void
149HelpMessage (
150    void);
151
152static void
153Usage (
154    void);
155
156static void
157AslInitialize (
158    void);
159
160static void
161AslCommandLine (
162    int                     argc,
163    char                    **argv);
164
165#ifdef _DEBUG
166#include <crtdbg.h>
167#endif
168
169/*******************************************************************************
170 *
171 * FUNCTION:    Options
172 *
173 * PARAMETERS:  None
174 *
175 * RETURN:      None
176 *
177 * DESCRIPTION: Display option help message
178 *
179 ******************************************************************************/
180
181static void
182Options (
183    void)
184{
185
186    printf ("General Output:\n");
187    printf ("  -p <prefix>    Specify filename prefix for all output files (including .aml)\n");
188    printf ("  -vi            Less verbose errors and warnings for use with IDEs\n");
189    printf ("  -vo            Enable optimization comments\n");
190    printf ("  -vr            Disable remarks\n");
191    printf ("  -vs            Disable signon\n");
192    printf ("  -w<1|2|3>      Set warning reporting level\n");
193
194    printf ("\nAML Output Files:\n");
195    printf ("  -s<a|c>        Create AML in assembler or C source file (*.asm or *.c)\n");
196    printf ("  -i<a|c>        Create assembler or C include file (*.inc or *.h)\n");
197    printf ("  -t<a|c>        Create AML in assembler or C hex table (*.hex)\n");
198
199    printf ("\nAML Code Generation:\n");
200    printf ("  -oa            Disable all optimizations (compatibility mode)\n");
201    printf ("  -of            Disable constant folding\n");
202    printf ("  -oi            Disable integer optimization to Zero/One/Ones\n");
203    printf ("  -on            Disable named reference string optimization\n");
204    printf ("  -r<Revision>   Override table header Revision (1-255)\n");
205
206    printf ("\nListings:\n");
207    printf ("  -l             Create mixed listing file (ASL source and AML) (*.lst)\n");
208    printf ("  -ln            Create namespace file (*.nsp)\n");
209    printf ("  -ls            Create combined source file (expanded includes) (*.src)\n");
210
211    printf ("\nAML Disassembler:\n");
212    printf ("  -d  [file]     Disassemble or decode binary ACPI table to file (*.dsl)\n");
213    printf ("  -dc [file]     Disassemble AML and immediately compile it\n");
214    printf ("                 (Obtain DSDT from current system if no input file)\n");
215    printf ("  -e  [file]     Include ACPI table for external symbol resolution\n");
216    printf ("  -2             Emit ACPI 2.0 compatible ASL code\n");
217    printf ("  -g             Get ACPI tables and write to files (*.dat)\n");
218
219    printf ("\nHelp:\n");
220    printf ("  -h             Additional help and compiler debug options\n");
221    printf ("  -hc            Display operators allowed in constant expressions\n");
222    printf ("  -hr            Display ACPI reserved method names\n");
223}
224
225
226/*******************************************************************************
227 *
228 * FUNCTION:    HelpMessage
229 *
230 * PARAMETERS:  None
231 *
232 * RETURN:      None
233 *
234 * DESCRIPTION: Display help message
235 *
236 ******************************************************************************/
237
238static void
239HelpMessage (
240    void)
241{
242
243    printf ("AML output filename generation:\n");
244    printf ("  Output filenames are generated by appending an extension to a common\n");
245    printf ("  filename prefix.  The filename prefix is obtained via one of the\n");
246    printf ("  following methods (in priority order):\n");
247    printf ("    1) The -p option specifies the prefix\n");
248    printf ("    2) The prefix of the AMLFileName in the ASL Definition Block\n");
249    printf ("    3) The prefix of the input filename\n");
250    printf ("\n");
251
252    Options ();
253
254    printf ("\nCompiler/Disassembler Debug Options:\n");
255    printf ("  -b<p|t|b>      Create compiler debug/trace file (*.txt)\n");
256    printf ("                   Types: Parse/Tree/Both\n");
257    printf ("  -f             Ignore errors, force creation of AML output file(s)\n");
258    printf ("  -c             Parse only, no output generation\n");
259    printf ("  -ot            Display compile times\n");
260    printf ("  -x<level>      Set debug level for trace output\n");
261}
262
263
264/*******************************************************************************
265 *
266 * FUNCTION:    Usage
267 *
268 * PARAMETERS:  None
269 *
270 * RETURN:      None
271 *
272 * DESCRIPTION: Display usage and option message
273 *
274 ******************************************************************************/
275
276static void
277Usage (
278    void)
279{
280
281    printf ("Usage:    %s [Options] [InputFile]\n\n", CompilerName);
282    Options ();
283}
284
285
286/*******************************************************************************
287 *
288 * FUNCTION:    AslInitialize
289 *
290 * PARAMETERS:  None
291 *
292 * RETURN:      None
293 *
294 * DESCRIPTION: Initialize compiler globals
295 *
296 ******************************************************************************/
297
298static void
299AslInitialize (
300    void)
301{
302    UINT32                  i;
303
304
305#ifdef _DEBUG
306    _CrtSetDbgFlag (_CRTDBG_CHECK_ALWAYS_DF | _CrtSetDbgFlag(0));
307#endif
308
309    AcpiDbgLevel = 0;
310
311    for (i = 0; i < ASL_NUM_FILES; i++)
312    {
313        Gbl_Files[i].Handle = NULL;
314        Gbl_Files[i].Filename = NULL;
315    }
316
317    Gbl_Files[ASL_FILE_STDOUT].Handle   = stdout;
318    Gbl_Files[ASL_FILE_STDOUT].Filename = "STDOUT";
319
320    Gbl_Files[ASL_FILE_STDERR].Handle   = stderr;
321    Gbl_Files[ASL_FILE_STDERR].Filename = "STDERR";
322}
323
324
325/*******************************************************************************
326 *
327 * FUNCTION:    AslCommandLine
328 *
329 * PARAMETERS:  argc/argv
330 *
331 * RETURN:      None
332 *
333 * DESCRIPTION: Command line processing
334 *
335 ******************************************************************************/
336
337static void
338AslCommandLine (
339    int                     argc,
340    char                    **argv)
341{
342    BOOLEAN                 BadCommandLine = FALSE;
343    ACPI_NATIVE_INT         j;
344
345
346    /* Minimum command line contains at least one option or an input file */
347
348    if (argc < 2)
349    {
350        AslCompilerSignon (ASL_FILE_STDOUT);
351        Usage ();
352        exit (1);
353    }
354
355    /* Get the command line options */
356
357    while ((j = AcpiGetopt (argc, argv, "2b:cd^e:fgh^i^l^o:p:r:s:t:v:w:x:")) != EOF) switch (j)
358    {
359    case '2':
360        Gbl_Acpi2 = TRUE;
361        break;
362
363
364    case 'b':
365
366        switch (AcpiGbl_Optarg[0])
367        {
368        case 'b':
369            AslCompilerdebug = 1; /* same as yydebug */
370            break;
371
372        case 'p':
373            AslCompilerdebug = 1; /* same as yydebug */
374            break;
375
376        case 't':
377            break;
378
379        default:
380            printf ("Unknown option: -b%s\n", AcpiGbl_Optarg);
381            BadCommandLine = TRUE;
382            break;
383        }
384
385        /* Produce debug output file */
386
387        Gbl_DebugFlag = TRUE;
388        break;
389
390
391    case 'c':
392
393        /* Parse only */
394
395        Gbl_ParseOnlyFlag = TRUE;
396        break;
397
398
399    case 'd':
400        switch (AcpiGbl_Optarg[0])
401        {
402        case '^':
403            DoCompile = FALSE;
404            break;
405
406        case 'c':
407            break;
408
409        default:
410            printf ("Unknown option: -d%s\n", AcpiGbl_Optarg);
411            BadCommandLine = TRUE;
412            break;
413        }
414
415        Gbl_DisasmFlag = TRUE;
416        break;
417
418
419    case 'e':
420        Gbl_ExternalFilename = AcpiGbl_Optarg;
421        break;
422
423
424    case 'f':
425
426        /* Ignore errors and force creation of aml file */
427
428        Gbl_IgnoreErrors = TRUE;
429        break;
430
431
432    case 'g':
433
434        /* Get all ACPI tables */
435
436        Gbl_GetAllTables = TRUE;
437        DoCompile = FALSE;
438        break;
439
440
441    case 'h':
442
443        switch (AcpiGbl_Optarg[0])
444        {
445        case '^':
446            HelpMessage ();
447            exit (0);
448
449        case 'c':
450            UtDisplayConstantOpcodes ();
451            exit (0);
452
453        case 'r':
454            /* reserved names */
455
456            MpDisplayReservedNames ();
457            exit (0);
458
459        default:
460            printf ("Unknown option: -h%s\n", AcpiGbl_Optarg);
461            BadCommandLine = TRUE;
462            break;
463        }
464        break;
465
466
467    case 'i':
468
469        switch (AcpiGbl_Optarg[0])
470        {
471        case 'a':
472
473            /* Produce assembly code include file */
474
475            Gbl_AsmIncludeOutputFlag = TRUE;
476            break;
477
478        case 'c':
479
480            /* Produce C include file */
481
482            Gbl_C_IncludeOutputFlag = TRUE;
483            break;
484
485        default:
486            printf ("Unknown option: -s%s\n", AcpiGbl_Optarg);
487            BadCommandLine = TRUE;
488            break;
489        }
490        break;
491
492
493    case 'l':
494
495        switch (AcpiGbl_Optarg[0])
496        {
497        case '^':
498            /* Produce listing file (Mixed source/aml) */
499
500            Gbl_ListingFlag = TRUE;
501            break;
502
503        case 'n':
504            /* Produce namespace file */
505
506            Gbl_NsOutputFlag = TRUE;
507            break;
508
509        case 's':
510            /* Produce combined source file */
511
512            Gbl_SourceOutputFlag = TRUE;
513            break;
514
515        default:
516            printf ("Unknown option: -l%s\n", AcpiGbl_Optarg);
517            BadCommandLine = TRUE;
518            break;
519        }
520        break;
521
522
523    case 'o':
524
525        switch (AcpiGbl_Optarg[0])
526        {
527        case 'a':
528
529            /* Disable all optimizations */
530
531            Gbl_FoldConstants = FALSE;
532            Gbl_IntegerOptimizationFlag = FALSE;
533            Gbl_ReferenceOptimizationFlag = FALSE;
534            break;
535
536        case 'f':
537
538            /* Disable folding on "normal" expressions */
539
540            Gbl_FoldConstants = FALSE;
541            break;
542
543        case 'i':
544
545            /* Disable integer optimization to constants */
546
547            Gbl_IntegerOptimizationFlag = FALSE;
548            break;
549
550        case 'n':
551
552            /* Disable named reference optimization */
553
554            Gbl_ReferenceOptimizationFlag = FALSE;
555            break;
556
557        case 't':
558
559            /* Display compile time(s) */
560
561            Gbl_CompileTimesFlag = TRUE;
562            break;
563
564        default:
565            printf ("Unknown option: -c%s\n", AcpiGbl_Optarg);
566            BadCommandLine = TRUE;
567            break;
568        }
569        break;
570
571
572    case 'p':
573
574        /* Override default AML output filename */
575
576        Gbl_OutputFilenamePrefix = AcpiGbl_Optarg;
577        Gbl_UseDefaultAmlFilename = FALSE;
578        break;
579
580
581    case 'r':
582        Gbl_RevisionOverride = (UINT8) strtoul (AcpiGbl_Optarg, NULL, 0);
583        break;
584
585
586    case 's':
587
588        switch (AcpiGbl_Optarg[0])
589        {
590        case 'a':
591
592            /* Produce assembly code output file */
593
594            Gbl_AsmOutputFlag = TRUE;
595            break;
596
597        case 'c':
598
599            /* Produce C hex output file */
600
601            Gbl_C_OutputFlag = TRUE;
602            break;
603
604        default:
605            printf ("Unknown option: -s%s\n", AcpiGbl_Optarg);
606            BadCommandLine = TRUE;
607            break;
608        }
609        break;
610
611
612    case 't':
613
614        /* Produce hex table output file */
615
616        switch (AcpiGbl_Optarg[0])
617        {
618        case 'a':
619            Gbl_HexOutputFlag = HEX_OUTPUT_ASM;
620            break;
621
622        case 'c':
623            Gbl_HexOutputFlag = HEX_OUTPUT_C;
624            break;
625
626        default:
627            printf ("Unknown option: -t%s\n", AcpiGbl_Optarg);
628            BadCommandLine = TRUE;
629            break;
630        }
631        break;
632
633
634    case 'v':
635
636        switch (AcpiGbl_Optarg[0])
637        {
638        case 'i':
639            /* Less verbose error messages */
640
641            Gbl_VerboseErrors = FALSE;
642            break;
643
644        case 'o':
645            Gbl_DisplayOptimizations = TRUE;
646            break;
647
648        case 'r':
649            Gbl_DisplayRemarks = FALSE;
650            break;
651
652        case 's':
653            DoSignon = FALSE;
654            break;
655
656        default:
657            printf ("Unknown option: -v%s\n", AcpiGbl_Optarg);
658            BadCommandLine = TRUE;
659            break;
660        }
661        break;
662
663
664    case 'w': /* Set warning levels */
665
666        switch (AcpiGbl_Optarg[0])
667        {
668        case '1':
669            Gbl_WarningLevel = ASL_WARNING;
670            break;
671
672        case '2':
673            Gbl_WarningLevel = ASL_WARNING2;
674            break;
675
676        case '3':
677            Gbl_WarningLevel = ASL_WARNING3;
678            break;
679
680        default:
681            printf ("Unknown option: -w%s\n", AcpiGbl_Optarg);
682            BadCommandLine = TRUE;
683            break;
684        }
685        break;
686
687
688    case 'x':
689
690        AcpiDbgLevel = strtoul (AcpiGbl_Optarg, NULL, 16);
691        break;
692
693
694    default:
695
696        BadCommandLine = TRUE;
697        break;
698    }
699
700    /* Next parameter must be the input filename */
701
702    Gbl_Files[ASL_FILE_INPUT].Filename = argv[AcpiGbl_Optind];
703
704    if (!Gbl_Files[ASL_FILE_INPUT].Filename &&
705        !Gbl_DisasmFlag &&
706        !Gbl_GetAllTables)
707    {
708        printf ("Missing input filename\n");
709        BadCommandLine = TRUE;
710    }
711
712    if (DoSignon)
713    {
714        AslCompilerSignon (ASL_FILE_STDOUT);
715    }
716
717    /* Abort if anything went wrong on the command line */
718
719    if (BadCommandLine)
720    {
721        printf ("\n");
722        Usage ();
723        exit (1);
724    }
725
726    if ((AcpiGbl_Optind + 1) < argc)
727    {
728        printf ("Warning: extra arguments (%d) after input filename are ignored\n\n",
729            argc - AcpiGbl_Optind - 1);
730    }
731}
732
733
734/*******************************************************************************
735 *
736 * FUNCTION:    main
737 *
738 * PARAMETERS:  Standard argc/argv
739 *
740 * RETURN:      Program termination code
741 *
742 * DESCRIPTION: C main routine for the Asl Compiler.  Handle command line
743 *              options and begin the compile.
744 *
745 ******************************************************************************/
746
747int ACPI_SYSTEM_XFACE
748main (
749    int                     argc,
750    char                    **argv)
751{
752    ACPI_STATUS             Status;
753    char                    *Prefix;
754
755
756#ifdef _DEBUG
757    _CrtSetDbgFlag (_CRTDBG_CHECK_ALWAYS_DF | _CRTDBG_LEAK_CHECK_DF |
758                    _CrtSetDbgFlag(_CRTDBG_REPORT_FLAG));
759#endif
760
761    /* Init and command line */
762
763    AslInitialize ();
764    AslCommandLine (argc, argv);
765
766    /*
767     * If -p not specified, we will use the input filename as the
768     * output filename prefix
769     */
770    Status = FlSplitInputPathname (Gbl_Files[ASL_FILE_INPUT].Filename,
771        &Gbl_DirectoryPath, &Prefix);
772    if (ACPI_FAILURE (Status))
773    {
774        return -1;
775    }
776
777    if (Gbl_UseDefaultAmlFilename)
778    {
779        Gbl_OutputFilenamePrefix = Prefix;
780    }
781
782    /* AML Disassembly (Optional) */
783
784    if (Gbl_DisasmFlag || Gbl_GetAllTables)
785    {
786        /* ACPI CA subsystem initialization */
787
788        Status = AdInitialize ();
789        if (ACPI_FAILURE (Status))
790        {
791            return -1;
792        }
793
794        Status = AcpiAllocateRootTable (4);
795        if (ACPI_FAILURE (Status))
796        {
797            AcpiOsPrintf ("Could not initialize ACPI Table Manager, %s\n",
798                AcpiFormatException (Status));
799            return -1;
800        }
801
802        /* This is where the disassembly happens */
803
804        AcpiGbl_DbOpt_disasm = TRUE;
805        Status = AdAmlDisassemble (AslToFile,
806                        Gbl_Files[ASL_FILE_INPUT].Filename,
807                        Gbl_OutputFilenamePrefix,
808                        &Gbl_Files[ASL_FILE_INPUT].Filename,
809                        Gbl_GetAllTables);
810        if (ACPI_FAILURE (Status))
811        {
812            return -1;
813        }
814
815        /*
816         * Gbl_Files[ASL_FILE_INPUT].Filename was replaced with the
817         * .DSL disassembly file, which can now be compiled if requested
818         */
819        if (DoCompile)
820        {
821            AcpiOsPrintf ("\nCompiling \"%s\"\n",
822                Gbl_Files[ASL_FILE_INPUT].Filename);
823        }
824    }
825
826    /*
827     * ASL Compilation (Optional)
828     */
829    if (DoCompile)
830    {
831        /*
832         * If -p not specified, we will use the input filename as the
833         * output filename prefix
834         */
835        Status = FlSplitInputPathname (Gbl_Files[ASL_FILE_INPUT].Filename,
836            &Gbl_DirectoryPath, &Prefix);
837        if (ACPI_FAILURE (Status))
838        {
839            return -1;
840        }
841
842        if (Gbl_UseDefaultAmlFilename)
843        {
844            Gbl_OutputFilenamePrefix = Prefix;
845        }
846
847        /* ACPI CA subsystem initialization (Must be re-initialized) */
848
849        Status = AcpiOsInitialize ();
850        AcpiUtInitGlobals ();
851        Status = AcpiUtMutexInitialize ();
852        if (ACPI_FAILURE (Status))
853        {
854            return -1;
855        }
856
857        Status = AcpiNsRootInitialize ();
858        if (ACPI_FAILURE (Status))
859        {
860            return -1;
861        }
862        Status = CmDoCompile ();
863    }
864
865    return (0);
866}
867
868
869