xref: /dflybsd-src/sys/contrib/dev/acpica/source/tools/acpiexec/aemain.c (revision 2efb75f3055c1746efc358d68dbc2bf526faaf61)
1 /******************************************************************************
2  *
3  * Module Name: aemain - Main routine for the AcpiExec utility
4  *
5  *****************************************************************************/
6 
7 /******************************************************************************
8  *
9  * 1. Copyright Notice
10  *
11  * Some or all of this work - Copyright (c) 1999 - 2018, 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 "aecommon.h"
153 
154 #define _COMPONENT          ACPI_TOOLS
155         ACPI_MODULE_NAME    ("aemain")
156 
157 
158 /*
159  * Main routine for the ACPI user-space execution utility.
160  *
161  * Portability note: The utility depends upon the host for command-line
162  * wildcard support - it is not implemented locally. For example:
163  *
164  * Linux/Unix systems: Shell expands wildcards automatically.
165  *
166  * Windows: The setargv.obj module must be linked in to automatically
167  * expand wildcards.
168  */
169 
170 /* Local prototypes */
171 
172 static int
173 AeDoOptions (
174     int                     argc,
175     char                    **argv);
176 
177 
178 #define AE_BUFFER_SIZE              1024
179 #define ASL_MAX_FILES               256
180 
181 /* Execution modes */
182 
183 #define AE_MODE_COMMAND_LOOP        0   /* Normal command execution loop */
184 #define AE_MODE_BATCH_MULTIPLE      1   /* -b option to execute a command line */
185 #define AE_MODE_BATCH_SINGLE        2   /* -m option to execute a single control method */
186 
187 
188 /* Globals */
189 
190 BOOLEAN                     AcpiGbl_UseLocalFaultHandler = TRUE;
191 BOOLEAN                     AcpiGbl_VerboseHandlers = FALSE;
192 UINT8                       AcpiGbl_RegionFillValue = 0;
193 BOOLEAN                     AcpiGbl_IgnoreErrors = FALSE;
194 BOOLEAN                     AcpiGbl_AbortLoopOnTimeout = FALSE;
195 BOOLEAN                     AcpiGbl_DbOpt_NoRegionSupport = FALSE;
196 UINT8                       AcpiGbl_UseHwReducedFadt = FALSE;
197 BOOLEAN                     AcpiGbl_DoInterfaceTests = FALSE;
198 BOOLEAN                     AcpiGbl_LoadTestTables = FALSE;
199 BOOLEAN                     AcpiGbl_AeLoadOnly = FALSE;
200 static UINT8                AcpiGbl_ExecutionMode = AE_MODE_COMMAND_LOOP;
201 static char                 BatchBuffer[AE_BUFFER_SIZE];    /* Batch command buffer */
202 INIT_FILE_ENTRY             *AcpiGbl_InitEntries = NULL;
203 UINT32                      AcpiGbl_InitFileLineCount = 0;
204 
205 #define ACPIEXEC_NAME               "AML Execution/Debug Utility"
206 #define AE_SUPPORTED_OPTIONS        "?b:d:e:f^ghlm^rt^v^:x:"
207 
208 
209 /* Stubs for the disassembler */
210 
211 void
212 MpSaveGpioInfo (
213     ACPI_PARSE_OBJECT       *Op,
214     AML_RESOURCE            *Resource,
215     UINT32                  PinCount,
216     UINT16                  *PinList,
217     char                    *DeviceName)
218 {
219 }
220 
221 void
222 MpSaveSerialInfo (
223     ACPI_PARSE_OBJECT       *Op,
224     AML_RESOURCE            *Resource,
225     char                    *DeviceName)
226 {
227 }
228 
229 
230 /******************************************************************************
231  *
232  * FUNCTION:    usage
233  *
234  * PARAMETERS:  None
235  *
236  * RETURN:      None
237  *
238  * DESCRIPTION: Print a usage message
239  *
240  *****************************************************************************/
241 
242 static void
243 usage (
244     void)
245 {
246 
247     ACPI_USAGE_HEADER ("acpiexec [options] AMLfile1 AMLfile2 ...");
248 
249     ACPI_OPTION ("-b \"CommandLine\"",  "Batch mode command line execution (cmd1;cmd2;...)");
250     ACPI_OPTION ("-h -?",               "Display this help message");
251     ACPI_OPTION ("-m [Method]",         "Batch mode method execution. Default=MAIN");
252     printf ("\n");
253 
254     ACPI_OPTION ("-da",                 "Disable method abort on error");
255     ACPI_OPTION ("-df",                 "Disable Local fault handler");
256     ACPI_OPTION ("-di",                 "Disable execution of STA/INI methods during init");
257     ACPI_OPTION ("-do",                 "Disable Operation Region address simulation");
258     ACPI_OPTION ("-dp",                 "Disable TermList parsing for scope objects");
259     ACPI_OPTION ("-dr",                 "Disable repair of method return values");
260     ACPI_OPTION ("-ds",                 "Disable method auto-serialization");
261     ACPI_OPTION ("-dt",                 "Disable allocation tracking (performance)");
262     printf ("\n");
263 
264     ACPI_OPTION ("-ed",                 "Enable timer output for Debug Object");
265     ACPI_OPTION ("-ef",                 "Enable display of final memory statistics");
266     ACPI_OPTION ("-ei",                 "Enable additional tests for ACPICA interfaces");
267     ACPI_OPTION ("-el",                 "Enable loading of additional test tables");
268     ACPI_OPTION ("-em",                 "Enable (legacy) grouping of module-level code");
269     ACPI_OPTION ("-es",                 "Enable Interpreter Slack Mode");
270     ACPI_OPTION ("-et",                 "Enable debug semaphore timeout");
271     printf ("\n");
272 
273     ACPI_OPTION ("-fi <File>",          "Specify namespace initialization file");
274     ACPI_OPTION ("-fv <Value>",         "Operation Region initialization fill value");
275     printf ("\n");
276 
277     ACPI_OPTION ("-l",                  "Load tables and namespace only");
278     ACPI_OPTION ("-r",                  "Use hardware-reduced FADT V5");
279     ACPI_OPTION ("-te",                 "Exit loop on timeout instead of aborting method");
280     ACPI_OPTION ("-to <Seconds>",       "Set timeout period for AML while loops");
281     printf ("\n");
282 
283     ACPI_OPTION ("-v",                  "Display version information");
284     ACPI_OPTION ("-vd",                 "Display build date and time");
285     ACPI_OPTION ("-vh",                 "Verbose exception handler output");
286     ACPI_OPTION ("-vi",                 "Verbose initialization output");
287     ACPI_OPTION ("-vr",                 "Verbose region handler output");
288     ACPI_OPTION ("-x <DebugLevel>",     "Debug output level");
289 
290     printf ("\n  From within the interactive mode, use '?' or \"help\" to see\n"
291         "  a list of available AML Debugger commands\n");
292 }
293 
294 
295 /******************************************************************************
296  *
297  * FUNCTION:    AeDoOptions
298  *
299  * PARAMETERS:  argc/argv           - Standard argc/argv
300  *
301  * RETURN:      Status
302  *
303  * DESCRIPTION: Command line option processing
304  *
305  *****************************************************************************/
306 
307 static int
308 AeDoOptions (
309     int                     argc,
310     char                    **argv)
311 {
312     int                     j;
313     UINT32                  Temp;
314 
315 
316     while ((j = AcpiGetopt (argc, argv, AE_SUPPORTED_OPTIONS)) != ACPI_OPT_END) switch (j)
317     {
318     case 'b':
319 
320         if (strlen (AcpiGbl_Optarg) > (AE_BUFFER_SIZE -1))
321         {
322             printf ("**** The length of command line (%u) exceeded maximum (%u)\n",
323                 (UINT32) strlen (AcpiGbl_Optarg), (AE_BUFFER_SIZE -1));
324             return (-1);
325         }
326         AcpiGbl_ExecutionMode = AE_MODE_BATCH_MULTIPLE;
327         strcpy (BatchBuffer, AcpiGbl_Optarg);
328         break;
329 
330     case 'd':
331 
332         switch (AcpiGbl_Optarg[0])
333         {
334         case 'a':
335 
336             AcpiGbl_IgnoreErrors = TRUE;
337             break;
338 
339         case 'f':
340 
341             AcpiGbl_UseLocalFaultHandler = FALSE;
342             break;
343 
344         case 'i':
345 
346             AcpiGbl_DbOpt_NoIniMethods = TRUE;
347             break;
348 
349         case 'o':
350 
351             AcpiGbl_DbOpt_NoRegionSupport = TRUE;
352             break;
353 
354         case 'p':
355 
356             AcpiGbl_ExecuteTablesAsMethods = FALSE;
357             break;
358 
359         case 'r':
360 
361             AcpiGbl_DisableAutoRepair = TRUE;
362             break;
363 
364         case 's':
365 
366             AcpiGbl_AutoSerializeMethods = FALSE;
367             break;
368 
369         case 't':
370 
371             #ifdef ACPI_DBG_TRACK_ALLOCATIONS
372                 AcpiGbl_DisableMemTracking = TRUE;
373             #endif
374             break;
375 
376         default:
377 
378             printf ("Unknown option: -d%s\n", AcpiGbl_Optarg);
379             return (-1);
380         }
381         break;
382 
383     case 'e':
384 
385         switch (AcpiGbl_Optarg[0])
386         {
387         case 'd':
388 
389             AcpiGbl_DisplayDebugTimer = TRUE;
390             break;
391 
392         case 'f':
393 
394             #ifdef ACPI_DBG_TRACK_ALLOCATIONS
395                 AcpiGbl_DisplayFinalMemStats = TRUE;
396             #endif
397             break;
398 
399         case 'i':
400 
401             AcpiGbl_DoInterfaceTests = TRUE;
402             break;
403 
404         case 'l':
405 
406             AcpiGbl_LoadTestTables = TRUE;
407             break;
408 
409         case 'm':
410 
411             AcpiGbl_GroupModuleLevelCode = TRUE;
412             break;
413 
414         case 's':
415 
416             AcpiGbl_EnableInterpreterSlack = TRUE;
417             printf ("Enabling AML Interpreter slack mode\n");
418             break;
419 
420         case 't':
421 
422             AcpiGbl_DebugTimeout = TRUE;
423             break;
424 
425         default:
426 
427             printf ("Unknown option: -e%s\n", AcpiGbl_Optarg);
428             return (-1);
429         }
430         break;
431 
432     case 'f':
433 
434         switch (AcpiGbl_Optarg[0])
435         {
436         case 'v':   /* -fv: region fill value */
437 
438             if (AcpiGetoptArgument (argc, argv))
439             {
440                 return (-1);
441             }
442 
443             AcpiGbl_RegionFillValue = (UINT8) strtoul (AcpiGbl_Optarg, NULL, 0);
444             break;
445 
446         case 'i':   /* -fi: specify initialization file */
447 
448             if (AcpiGetoptArgument (argc, argv))
449             {
450                 return (-1);
451             }
452 
453             if (AeOpenInitializationFile (AcpiGbl_Optarg))
454             {
455                 return (-1);
456             }
457             break;
458 
459         default:
460 
461             printf ("Unknown option: -f%s\n", AcpiGbl_Optarg);
462             return (-1);
463         }
464         break;
465 
466     case 'g':
467 
468         AcpiGbl_DbFilename = NULL;
469         break;
470 
471     case 'h':
472     case '?':
473 
474         usage();
475         return (1);
476 
477     case 'l':
478 
479         AcpiGbl_AeLoadOnly = TRUE;
480         break;
481 
482     case 'm':
483 
484         AcpiGbl_ExecutionMode = AE_MODE_BATCH_SINGLE;
485         switch (AcpiGbl_Optarg[0])
486         {
487         case '^':
488 
489             strcpy (BatchBuffer, "MAIN");
490             break;
491 
492         default:
493 
494             strcpy (BatchBuffer, AcpiGbl_Optarg);
495             break;
496         }
497         break;
498 
499     case 'r':
500 
501         AcpiGbl_UseHwReducedFadt = TRUE;
502         printf ("Using ACPI 5.0 Hardware Reduced Mode via version 5 FADT\n");
503         break;
504 
505     case 't':
506 
507         switch (AcpiGbl_Optarg[0])
508         {
509         case 'o':  /* -to: Set loop timeout in seconds */
510 
511             if (AcpiGetoptArgument (argc, argv))
512             {
513                 return (-1);
514             }
515 
516             Temp = strtoul (AcpiGbl_Optarg, NULL, 0);
517             if (!Temp || (Temp > ACPI_UINT16_MAX))
518             {
519                 printf ("%s: Invalid loop timeout value\n",
520                     AcpiGbl_Optarg);
521                 return (-1);
522             }
523 
524             AcpiGbl_MaxLoopIterations = (UINT16) Temp;
525             printf ("Automatic loop timeout after %u seconds\n",
526                 AcpiGbl_MaxLoopIterations);
527             break;
528 
529         case 'e':
530 
531             AcpiGbl_AbortLoopOnTimeout = TRUE;
532             break;
533 
534         default:
535 
536             printf ("Unknown option: -t%s\n", AcpiGbl_Optarg);
537             return (-1);
538         }
539         break;
540 
541     case 'v':
542 
543         switch (AcpiGbl_Optarg[0])
544         {
545         case '^':  /* -v: (Version): signon already emitted, just exit */
546 
547             return (1);
548 
549         case 'd':
550 
551             printf (ACPI_COMMON_BUILD_TIME);
552             return (1);
553 
554         case 'h':
555 
556             AcpiGbl_VerboseHandlers = TRUE;
557             break;
558 
559         case 'i':
560 
561             AcpiDbgLevel |= ACPI_LV_INIT_NAMES;
562             break;
563 
564         case 'r':
565 
566             AcpiGbl_DisplayRegionAccess = TRUE;
567             break;
568 
569         default:
570 
571             printf ("Unknown option: -v%s\n", AcpiGbl_Optarg);
572             return (-1);
573         }
574         break;
575 
576     case 'x':
577 
578         AcpiDbgLevel = strtoul (AcpiGbl_Optarg, NULL, 16);
579         AcpiGbl_DbConsoleDebugLevel = AcpiDbgLevel;
580         printf ("Debug Level: 0x%8.8X\n", AcpiDbgLevel);
581         break;
582 
583     default:
584 
585         usage();
586         return (-1);
587     }
588 
589     return (0);
590 }
591 
592 
593 /******************************************************************************
594  *
595  * FUNCTION:    main
596  *
597  * PARAMETERS:  argc, argv
598  *
599  * RETURN:      Status
600  *
601  * DESCRIPTION: Main routine for AcpiExec utility
602  *
603  *****************************************************************************/
604 
605 int ACPI_SYSTEM_XFACE
606 main (
607     int                     argc,
608     char                    **argv)
609 {
610     ACPI_NEW_TABLE_DESC     *ListHead = NULL;
611     ACPI_STATUS             Status;
612     UINT32                  InitFlags;
613     int                     ExitCode = 0;
614 
615 
616     ACPI_DEBUG_INITIALIZE (); /* For debug version only */
617 
618     signal (SIGINT, AeSignalHandler);
619 
620     /* Init debug globals */
621 
622     AcpiDbgLevel = ACPI_NORMAL_DEFAULT;
623     AcpiDbgLayer = 0xFFFFFFFF;
624 
625     /* Module-level code. Use new architecture */
626 
627     AcpiGbl_ExecuteTablesAsMethods = TRUE;
628     AcpiGbl_GroupModuleLevelCode = FALSE;
629 
630     /*
631      * Initialize ACPICA and start debugger thread.
632      *
633      * NOTE: After ACPICA initialization, AcpiTerminate MUST be called
634      * before this procedure exits -- otherwise, the console may be
635      * left in an incorrect state.
636      */
637     Status = AcpiInitializeSubsystem ();
638     ACPI_CHECK_OK (AcpiInitializeSubsystem, Status);
639     if (ACPI_FAILURE (Status))
640     {
641         goto ErrorExit;
642     }
643 
644     /* Use a shorter timeout value for acpiexec */
645 
646     AcpiGbl_MaxLoopIterations = 1;
647 
648     /* Initialize the AML debugger */
649 
650     Status = AcpiInitializeDebugger ();
651     ACPI_CHECK_OK (AcpiInitializeDebugger, Status);
652     if (ACPI_FAILURE (Status))
653     {
654         goto ErrorExit;
655     }
656 
657     printf (ACPI_COMMON_SIGNON (ACPIEXEC_NAME));
658     if (argc < 2)
659     {
660         usage ();
661         goto NormalExit;
662     }
663 
664     /* Get the command line options */
665 
666     ExitCode = AeDoOptions (argc, argv);
667     if (ExitCode)
668     {
669         if (ExitCode > 0)
670         {
671             ExitCode = 0;
672         }
673 
674         goto ErrorExit;
675     }
676 
677     if (AcpiGbl_UseLocalFaultHandler)
678     {
679         signal (SIGSEGV, AeSignalHandler);
680     }
681 
682     AeProcessInitFile();
683 
684     /* The remaining arguments are filenames for ACPI tables */
685 
686     if (!argv[AcpiGbl_Optind])
687     {
688         goto EnterDebugger;
689     }
690 
691     AcpiGbl_CstyleDisassembly = FALSE; /* Not supported for AcpiExec */
692 
693     /* Get each of the ACPI table files on the command line */
694 
695     while (argv[AcpiGbl_Optind])
696     {
697         /* Get all ACPI AML tables in this file */
698 
699         Status = AcGetAllTablesFromFile (argv[AcpiGbl_Optind],
700             ACPI_GET_ALL_TABLES, &ListHead);
701         if (ACPI_FAILURE (Status))
702         {
703             ExitCode = -1;
704             goto ErrorExit;
705         }
706 
707         AcpiGbl_Optind++;
708     }
709 
710     printf ("\n");
711 
712     /* Build a local RSDT with all tables and let ACPICA process the RSDT */
713 
714     Status = AeBuildLocalTables (ListHead);
715     if (ACPI_FAILURE (Status))
716     {
717         goto ErrorExit;
718     }
719 
720     /* Install all of the ACPI tables */
721 
722     Status = AeInstallTables ();
723     if (ACPI_FAILURE (Status))
724     {
725         printf ("**** Could not install ACPI tables, %s\n",
726             AcpiFormatException (Status));
727         goto EnterDebugger;
728     }
729 
730     /*
731      * Install most of the handlers (Regions, Notify, Table, etc.)
732      * Override the default region handlers, especially SystemMemory,
733      * which is simulated in this utility.
734      */
735     Status = AeInstallEarlyHandlers ();
736     if (ACPI_FAILURE (Status))
737     {
738         goto EnterDebugger;
739     }
740 
741     Status = AeLoadTables ();
742 
743     /*
744      * Exit namespace initialization for the "load namespace only" option.
745      * No control methods will be executed. However, still enter the
746      * the debugger.
747      */
748     if (AcpiGbl_AeLoadOnly)
749     {
750         goto EnterDebugger;
751     }
752 
753     if (ACPI_FAILURE (Status))
754     {
755         printf ("**** Could not load ACPI tables, %s\n",
756             AcpiFormatException (Status));
757         goto EnterDebugger;
758     }
759 
760     /* Setup initialization flags for ACPICA */
761 
762     InitFlags = (ACPI_NO_HANDLER_INIT | ACPI_NO_ACPI_ENABLE);
763     if (AcpiGbl_DbOpt_NoIniMethods)
764     {
765         InitFlags |= (ACPI_NO_DEVICE_INIT | ACPI_NO_OBJECT_INIT);
766     }
767 
768     /*
769      * Main initialization for ACPICA subsystem
770      * TBD: Need a way to call this after the ACPI table "LOAD" command?
771      *
772      * NOTE: This initialization does not match the _Lxx and _Exx methods
773      * to individual GPEs, as there are no real GPEs when the hardware
774      * is simulated - because there is no namespace until AeLoadTables is
775      * executed. This may have to change if AcpiExec is ever run natively
776      * on actual hardware (such as under UEFI).
777      */
778     Status = AcpiEnableSubsystem (InitFlags);
779     if (ACPI_FAILURE (Status))
780     {
781         printf ("**** Could not EnableSubsystem, %s\n",
782             AcpiFormatException (Status));
783         goto EnterDebugger;
784     }
785 
786     /*
787      * Install handlers for "device driver" space IDs (EC,SMBus, etc.)
788      * and fixed event handlers
789      */
790     AeInstallLateHandlers ();
791 
792     /* Finish the ACPICA initialization */
793 
794     Status = AcpiInitializeObjects (InitFlags);
795     if (ACPI_FAILURE (Status))
796     {
797         printf ("**** Could not InitializeObjects, %s\n",
798             AcpiFormatException (Status));
799         goto EnterDebugger;
800     }
801 
802     AeMiscellaneousTests ();
803 
804 
805 EnterDebugger:
806 
807     /* Exit if error above and we are in one of the batch modes */
808 
809     if (ACPI_FAILURE (Status) && (AcpiGbl_ExecutionMode > 0))
810     {
811         goto ErrorExit;
812     }
813 
814     /* Run a batch command or enter the command loop */
815 
816     switch (AcpiGbl_ExecutionMode)
817     {
818     default:
819     case AE_MODE_COMMAND_LOOP:
820 
821         AcpiRunDebugger (NULL);
822         break;
823 
824     case AE_MODE_BATCH_MULTIPLE:
825 
826         AcpiRunDebugger (BatchBuffer);
827         break;
828 
829     case AE_MODE_BATCH_SINGLE:
830 
831         AcpiDbExecute (BatchBuffer, NULL, NULL, EX_NO_SINGLE_STEP);
832         break;
833     }
834 
835     /* Shut down the debugger and ACPICA */
836 
837     AcpiTerminateDebugger ();
838 
839     /* re-enable debug output for AcpiTerminate output */
840 
841     AcpiGbl_DbOutputFlags = ACPI_DB_CONSOLE_OUTPUT;
842 
843 NormalExit:
844     ExitCode = 0;
845 
846 ErrorExit:
847     (void) AcpiTerminate ();
848     AcDeleteTableList (ListHead);
849     AcpiOsFree (AcpiGbl_InitEntries);
850     return (ExitCode);
851 }
852