1 /*******************************************************************************
2 *
3 * Module Name: dbinput - user front-end to the AML debugger
4 *
5 ******************************************************************************/
6
7 /******************************************************************************
8 *
9 * 1. Copyright Notice
10 *
11 * Some or all of this work - Copyright (c) 1999 - 2020, 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/include/acpi.h>
153 #include <contrib/dev/acpica/include/accommon.h>
154 #include <contrib/dev/acpica/include/acdebug.h>
155
156 #ifdef ACPI_APPLICATION
157 #include <contrib/dev/acpica/include/acapps.h>
158 #endif
159
160 #define _COMPONENT ACPI_CA_DEBUGGER
161 ACPI_MODULE_NAME ("dbinput")
162
163
164 /* Local prototypes */
165
166 static UINT32
167 AcpiDbGetLine (
168 char *InputBuffer);
169
170 static UINT32
171 AcpiDbMatchCommand (
172 char *UserCommand);
173
174 static void
175 AcpiDbDisplayCommandInfo (
176 const char *Command,
177 BOOLEAN DisplayAll);
178
179 static void
180 AcpiDbDisplayHelp (
181 char *Command);
182
183 static BOOLEAN
184 AcpiDbMatchCommandHelp (
185 const char *Command,
186 const ACPI_DB_COMMAND_HELP *Help);
187
188
189 /*
190 * Top-level debugger commands.
191 *
192 * This list of commands must match the string table below it
193 */
194 enum AcpiExDebuggerCommands
195 {
196 CMD_NOT_FOUND = 0,
197 CMD_NULL,
198 CMD_ALLOCATIONS,
199 CMD_ARGS,
200 CMD_ARGUMENTS,
201 CMD_BREAKPOINT,
202 CMD_BUSINFO,
203 CMD_CALL,
204 CMD_DEBUG,
205 CMD_DISASSEMBLE,
206 CMD_DISASM,
207 CMD_DUMP,
208 CMD_EVALUATE,
209 CMD_EXECUTE,
210 CMD_EXIT,
211 CMD_FIELDS,
212 CMD_FIND,
213 CMD_GO,
214 CMD_HANDLERS,
215 CMD_HELP,
216 CMD_HELP2,
217 CMD_HISTORY,
218 CMD_HISTORY_EXE,
219 CMD_HISTORY_LAST,
220 CMD_INFORMATION,
221 CMD_INTEGRITY,
222 CMD_INTO,
223 CMD_LEVEL,
224 CMD_LIST,
225 CMD_LOCALS,
226 CMD_LOCKS,
227 CMD_METHODS,
228 CMD_NAMESPACE,
229 CMD_NOTIFY,
230 CMD_OBJECTS,
231 CMD_OSI,
232 CMD_OWNER,
233 CMD_PATHS,
234 CMD_PREDEFINED,
235 CMD_PREFIX,
236 CMD_QUIT,
237 CMD_REFERENCES,
238 CMD_RESOURCES,
239 CMD_RESULTS,
240 CMD_SET,
241 CMD_STATS,
242 CMD_STOP,
243 CMD_TABLES,
244 CMD_TEMPLATE,
245 CMD_TRACE,
246 CMD_TREE,
247 CMD_TYPE,
248 #ifdef ACPI_APPLICATION
249 CMD_ENABLEACPI,
250 CMD_EVENT,
251 CMD_GPE,
252 CMD_GPES,
253 CMD_SCI,
254 CMD_SLEEP,
255
256 CMD_CLOSE,
257 CMD_LOAD,
258 CMD_OPEN,
259 CMD_UNLOAD,
260
261 CMD_TERMINATE,
262 CMD_BACKGROUND,
263 CMD_THREADS,
264
265 CMD_TEST,
266 #endif
267 };
268
269 #define CMD_FIRST_VALID 2
270
271
272 /* Second parameter is the required argument count */
273
274 static const ACPI_DB_COMMAND_INFO AcpiGbl_DbCommands[] =
275 {
276 {"<NOT FOUND>", 0},
277 {"<NULL>", 0},
278 {"ALLOCATIONS", 0},
279 {"ARGS", 0},
280 {"ARGUMENTS", 0},
281 {"BREAKPOINT", 1},
282 {"BUSINFO", 0},
283 {"CALL", 0},
284 {"DEBUG", 1},
285 {"DISASSEMBLE", 1},
286 {"DISASM", 1},
287 {"DUMP", 1},
288 {"EVALUATE", 1},
289 {"EXECUTE", 1},
290 {"EXIT", 0},
291 {"FIELDS", 1},
292 {"FIND", 1},
293 {"GO", 0},
294 {"HANDLERS", 0},
295 {"HELP", 0},
296 {"?", 0},
297 {"HISTORY", 0},
298 {"!", 1},
299 {"!!", 0},
300 {"INFORMATION", 0},
301 {"INTEGRITY", 0},
302 {"INTO", 0},
303 {"LEVEL", 0},
304 {"LIST", 0},
305 {"LOCALS", 0},
306 {"LOCKS", 0},
307 {"METHODS", 0},
308 {"NAMESPACE", 0},
309 {"NOTIFY", 2},
310 {"OBJECTS", 0},
311 {"OSI", 0},
312 {"OWNER", 1},
313 {"PATHS", 0},
314 {"PREDEFINED", 0},
315 {"PREFIX", 0},
316 {"QUIT", 0},
317 {"REFERENCES", 1},
318 {"RESOURCES", 0},
319 {"RESULTS", 0},
320 {"SET", 3},
321 {"STATS", 1},
322 {"STOP", 0},
323 {"TABLES", 0},
324 {"TEMPLATE", 1},
325 {"TRACE", 1},
326 {"TREE", 0},
327 {"TYPE", 1},
328 #ifdef ACPI_APPLICATION
329 {"ENABLEACPI", 0},
330 {"EVENT", 1},
331 {"GPE", 1},
332 {"GPES", 0},
333 {"SCI", 0},
334 {"SLEEP", 0},
335
336 {"CLOSE", 0},
337 {"LOAD", 1},
338 {"OPEN", 1},
339 {"UNLOAD", 1},
340
341 {"TERMINATE", 0},
342 {"BACKGROUND", 1},
343 {"THREADS", 3},
344
345 {"TEST", 1},
346 #endif
347 {NULL, 0}
348 };
349
350 /*
351 * Help for all debugger commands. First argument is the number of lines
352 * of help to output for the command.
353 *
354 * Note: Some commands are not supported by the kernel-level version of
355 * the debugger.
356 */
357 static const ACPI_DB_COMMAND_HELP AcpiGbl_DbCommandHelp[] =
358 {
359 {0, "\nNamespace Access:", "\n"},
360 {1, " Businfo", "Display system bus info\n"},
361 {1, " Disassemble <Method>", "Disassemble a control method\n"},
362 {1, " Find <AcpiName> (? is wildcard)", "Find ACPI name(s) with wildcards\n"},
363 {1, " Integrity", "Validate namespace integrity\n"},
364 {1, " Methods", "Display list of loaded control methods\n"},
365 {1, " Fields <AddressSpaceId>", "Display list of loaded field units by space ID\n"},
366 {1, " Namespace [Object] [Depth]", "Display loaded namespace tree/subtree\n"},
367 {1, " Notify <Object> <Value>", "Send a notification on Object\n"},
368 {1, " Objects [ObjectType]", "Display summary of all objects or just given type\n"},
369 {1, " Owner <OwnerId> [Depth]", "Display loaded namespace by object owner\n"},
370 {1, " Paths", "Display full pathnames of namespace objects\n"},
371 {1, " Predefined", "Check all predefined names\n"},
372 {1, " Prefix [<Namepath>]", "Set or Get current execution prefix\n"},
373 {1, " References <Addr>", "Find all references to object at addr\n"},
374 {1, " Resources [DeviceName]", "Display Device resources (no arg = all devices)\n"},
375 {1, " Set N <NamedObject> <Value>", "Set value for named integer\n"},
376 {1, " Template <Object>", "Format/dump a Buffer/ResourceTemplate\n"},
377 {1, " Type <Object>", "Display object type\n"},
378
379 {0, "\nControl Method Execution:", "\n"},
380 {1, " Evaluate <Namepath> [Arguments]", "Evaluate object or control method\n"},
381 {1, " Execute <Namepath> [Arguments]", "Synonym for Evaluate\n"},
382 #ifdef ACPI_APPLICATION
383 {1, " Background <Namepath> [Arguments]", "Evaluate object/method in a separate thread\n"},
384 {1, " Thread <Threads><Loops><NamePath>", "Spawn threads to execute method(s)\n"},
385 #endif
386 {1, " Debug <Namepath> [Arguments]", "Single-Step a control method\n"},
387 {7, " [Arguments] formats:", "Control method argument formats\n"},
388 {1, " Hex Integer", "Integer\n"},
389 {1, " \"Ascii String\"", "String\n"},
390 {1, " (Hex Byte List)", "Buffer\n"},
391 {1, " (01 42 7A BF)", "Buffer example (4 bytes)\n"},
392 {1, " [Package Element List]", "Package\n"},
393 {1, " [0x01 0x1234 \"string\"]", "Package example (3 elements)\n"},
394
395 {0, "\nMiscellaneous:", "\n"},
396 {1, " Allocations", "Display list of current memory allocations\n"},
397 {2, " Dump <Address>|<Namepath>", "\n"},
398 {0, " [Byte|Word|Dword|Qword]", "Display ACPI objects or memory\n"},
399 {1, " Handlers", "Info about global handlers\n"},
400 {1, " Help [Command]", "This help screen or individual command\n"},
401 {1, " History", "Display command history buffer\n"},
402 {1, " Level <DebugLevel>] [console]", "Get/Set debug level for file or console\n"},
403 {1, " Locks", "Current status of internal mutexes\n"},
404 {1, " Osi [Install|Remove <name>]", "Display or modify global _OSI list\n"},
405 {1, " Quit or Exit", "Exit this command\n"},
406 {8, " Stats <SubCommand>", "Display namespace and memory statistics\n"},
407 {1, " Allocations", "Display list of current memory allocations\n"},
408 {1, " Memory", "Dump internal memory lists\n"},
409 {1, " Misc", "Namespace search and mutex stats\n"},
410 {1, " Objects", "Summary of namespace objects\n"},
411 {1, " Sizes", "Sizes for each of the internal objects\n"},
412 {1, " Stack", "Display CPU stack usage\n"},
413 {1, " Tables", "Info about current ACPI table(s)\n"},
414 {1, " Tables", "Display info about loaded ACPI tables\n"},
415 #ifdef ACPI_APPLICATION
416 {1, " Terminate", "Delete namespace and all internal objects\n"},
417 #endif
418 {1, " ! <CommandNumber>", "Execute command from history buffer\n"},
419 {1, " !!", "Execute last command again\n"},
420
421 {0, "\nMethod and Namespace Debugging:", "\n"},
422 {5, " Trace <State> [<Namepath>] [Once]", "Trace control method execution\n"},
423 {1, " Enable", "Enable all messages\n"},
424 {1, " Disable", "Disable tracing\n"},
425 {1, " Method", "Enable method execution messages\n"},
426 {1, " Opcode", "Enable opcode execution messages\n"},
427 {3, " Test <TestName>", "Invoke a debug test\n"},
428 {1, " Objects", "Read/write/compare all namespace data objects\n"},
429 {1, " Predefined", "Validate all ACPI predefined names (_STA, etc.)\n"},
430 {1, " Execute predefined", "Execute all predefined (public) methods\n"},
431
432 {0, "\nControl Method Single-Step Execution:","\n"},
433 {1, " Arguments (or Args)", "Display method arguments\n"},
434 {1, " Breakpoint <AmlOffset>", "Set an AML execution breakpoint\n"},
435 {1, " Call", "Run to next control method invocation\n"},
436 {1, " Go", "Allow method to run to completion\n"},
437 {1, " Information", "Display info about the current method\n"},
438 {1, " Into", "Step into (not over) a method call\n"},
439 {1, " List [# of Aml Opcodes]", "Display method ASL statements\n"},
440 {1, " Locals", "Display method local variables\n"},
441 {1, " Results", "Display method result stack\n"},
442 {1, " Set <A|L> <#> <Value>", "Set method data (Arguments/Locals)\n"},
443 {1, " Stop", "Terminate control method\n"},
444 {1, " Tree", "Display control method calling tree\n"},
445 {1, " <Enter>", "Single step next AML opcode (over calls)\n"},
446
447 #ifdef ACPI_APPLICATION
448 {0, "\nFile Operations:", "\n"},
449 {1, " Close", "Close debug output file\n"},
450 {1, " Load <Input Filename>", "Load ACPI table from a file\n"},
451 {1, " Open <Output Filename>", "Open a file for debug output\n"},
452 {1, " Unload <Namepath>", "Unload an ACPI table via namespace object\n"},
453
454 {0, "\nHardware Simulation:", "\n"},
455 {1, " EnableAcpi", "Enable ACPI (hardware) mode\n"},
456 {1, " Event <F|G> <Value>", "Generate AcpiEvent (Fixed/GPE)\n"},
457 {1, " Gpe <GpeNum> [GpeBlockDevice]", "Simulate a GPE\n"},
458 {1, " Gpes", "Display info on all GPE devices\n"},
459 {1, " Sci", "Generate an SCI\n"},
460 {1, " Sleep [SleepState]", "Simulate sleep/wake sequence(s) (0-5)\n"},
461 #endif
462 {0, NULL, NULL}
463 };
464
465
466 /*******************************************************************************
467 *
468 * FUNCTION: AcpiDbMatchCommandHelp
469 *
470 * PARAMETERS: Command - Command string to match
471 * Help - Help table entry to attempt match
472 *
473 * RETURN: TRUE if command matched, FALSE otherwise
474 *
475 * DESCRIPTION: Attempt to match a command in the help table in order to
476 * print help information for a single command.
477 *
478 ******************************************************************************/
479
480 static BOOLEAN
AcpiDbMatchCommandHelp(const char * Command,const ACPI_DB_COMMAND_HELP * Help)481 AcpiDbMatchCommandHelp (
482 const char *Command,
483 const ACPI_DB_COMMAND_HELP *Help)
484 {
485 char *Invocation = Help->Invocation;
486 UINT32 LineCount;
487
488
489 /* Valid commands in the help table begin with a couple of spaces */
490
491 if (*Invocation != ' ')
492 {
493 return (FALSE);
494 }
495
496 while (*Invocation == ' ')
497 {
498 Invocation++;
499 }
500
501 /* Match command name (full command or substring) */
502
503 while ((*Command) && (*Invocation) && (*Invocation != ' '))
504 {
505 if (tolower ((int) *Command) != tolower ((int) *Invocation))
506 {
507 return (FALSE);
508 }
509
510 Invocation++;
511 Command++;
512 }
513
514 /* Print the appropriate number of help lines */
515
516 LineCount = Help->LineCount;
517 while (LineCount)
518 {
519 AcpiOsPrintf ("%-38s : %s", Help->Invocation, Help->Description);
520 Help++;
521 LineCount--;
522 }
523
524 return (TRUE);
525 }
526
527
528 /*******************************************************************************
529 *
530 * FUNCTION: AcpiDbDisplayCommandInfo
531 *
532 * PARAMETERS: Command - Command string to match
533 * DisplayAll - Display all matching commands, or just
534 * the first one (substring match)
535 *
536 * RETURN: None
537 *
538 * DESCRIPTION: Display help information for a Debugger command.
539 *
540 ******************************************************************************/
541
542 static void
AcpiDbDisplayCommandInfo(const char * Command,BOOLEAN DisplayAll)543 AcpiDbDisplayCommandInfo (
544 const char *Command,
545 BOOLEAN DisplayAll)
546 {
547 const ACPI_DB_COMMAND_HELP *Next;
548 BOOLEAN Matched;
549
550
551 Next = AcpiGbl_DbCommandHelp;
552 while (Next->Invocation)
553 {
554 Matched = AcpiDbMatchCommandHelp (Command, Next);
555 if (!DisplayAll && Matched)
556 {
557 return;
558 }
559
560 Next++;
561 }
562 }
563
564
565 /*******************************************************************************
566 *
567 * FUNCTION: AcpiDbDisplayHelp
568 *
569 * PARAMETERS: Command - Optional command string to display help.
570 * if not specified, all debugger command
571 * help strings are displayed
572 *
573 * RETURN: None
574 *
575 * DESCRIPTION: Display help for a single debugger command, or all of them.
576 *
577 ******************************************************************************/
578
579 static void
AcpiDbDisplayHelp(char * Command)580 AcpiDbDisplayHelp (
581 char *Command)
582 {
583 const ACPI_DB_COMMAND_HELP *Next = AcpiGbl_DbCommandHelp;
584
585
586 if (!Command)
587 {
588 /* No argument to help, display help for all commands */
589
590 AcpiOsPrintf ("\nSummary of AML Debugger Commands\n\n");
591
592 while (Next->Invocation)
593 {
594 AcpiOsPrintf ("%-38s%s", Next->Invocation, Next->Description);
595 Next++;
596 }
597 AcpiOsPrintf ("\n");
598
599 }
600 else
601 {
602 /* Display help for all commands that match the subtring */
603
604 AcpiDbDisplayCommandInfo (Command, TRUE);
605 }
606 }
607
608
609 /*******************************************************************************
610 *
611 * FUNCTION: AcpiDbGetNextToken
612 *
613 * PARAMETERS: String - Command buffer
614 * Next - Return value, end of next token
615 *
616 * RETURN: Pointer to the start of the next token.
617 *
618 * DESCRIPTION: Command line parsing. Get the next token on the command line
619 *
620 ******************************************************************************/
621
622 char *
AcpiDbGetNextToken(char * String,char ** Next,ACPI_OBJECT_TYPE * ReturnType)623 AcpiDbGetNextToken (
624 char *String,
625 char **Next,
626 ACPI_OBJECT_TYPE *ReturnType)
627 {
628 char *Start;
629 UINT32 Depth;
630 ACPI_OBJECT_TYPE Type = ACPI_TYPE_INTEGER;
631
632
633 /* At end of buffer? */
634
635 if (!String || !(*String))
636 {
637 return (NULL);
638 }
639
640 /* Remove any spaces at the beginning, ignore blank lines */
641
642 while (*String && isspace (*String))
643 {
644 String++;
645 }
646
647 if (!(*String))
648 {
649 return (NULL);
650 }
651
652 switch (*String)
653 {
654 case '"':
655
656 /* This is a quoted string, scan until closing quote */
657
658 String++;
659 Start = String;
660 Type = ACPI_TYPE_STRING;
661
662 /* Find end of string */
663
664 while (*String && (*String != '"'))
665 {
666 String++;
667 }
668 break;
669
670 case '(':
671
672 /* This is the start of a buffer, scan until closing paren */
673
674 String++;
675 Start = String;
676 Type = ACPI_TYPE_BUFFER;
677
678 /* Find end of buffer */
679
680 while (*String && (*String != ')'))
681 {
682 String++;
683 }
684 break;
685
686 case '{':
687
688 /* This is the start of a field unit, scan until closing brace */
689
690 String++;
691 Start = String;
692 Type = ACPI_TYPE_FIELD_UNIT;
693
694 /* Find end of buffer */
695
696 while (*String && (*String != '}'))
697 {
698 String++;
699 }
700 break;
701
702 case '[':
703
704 /* This is the start of a package, scan until closing bracket */
705
706 String++;
707 Depth = 1;
708 Start = String;
709 Type = ACPI_TYPE_PACKAGE;
710
711 /* Find end of package (closing bracket) */
712
713 while (*String)
714 {
715 /* Handle String package elements */
716
717 if (*String == '"')
718 {
719 /* Find end of string */
720
721 String++;
722 while (*String && (*String != '"'))
723 {
724 String++;
725 }
726 if (!(*String))
727 {
728 break;
729 }
730 }
731 else if (*String == '[')
732 {
733 Depth++; /* A nested package declaration */
734 }
735 else if (*String == ']')
736 {
737 Depth--;
738 if (Depth == 0) /* Found final package closing bracket */
739 {
740 break;
741 }
742 }
743
744 String++;
745 }
746 break;
747
748 default:
749
750 Start = String;
751
752 /* Find end of token */
753
754 while (*String && !isspace (*String))
755 {
756 String++;
757 }
758 break;
759 }
760
761 if (!(*String))
762 {
763 *Next = NULL;
764 }
765 else
766 {
767 *String = 0;
768 *Next = String + 1;
769 }
770
771 *ReturnType = Type;
772 return (Start);
773 }
774
775
776 /*******************************************************************************
777 *
778 * FUNCTION: AcpiDbGetLine
779 *
780 * PARAMETERS: InputBuffer - Command line buffer
781 *
782 * RETURN: Count of arguments to the command
783 *
784 * DESCRIPTION: Get the next command line from the user. Gets entire line
785 * up to the next newline
786 *
787 ******************************************************************************/
788
789 static UINT32
AcpiDbGetLine(char * InputBuffer)790 AcpiDbGetLine (
791 char *InputBuffer)
792 {
793 UINT32 i;
794 UINT32 Count;
795 char *Next;
796 char *This;
797
798
799 if (AcpiUtSafeStrcpy (AcpiGbl_DbParsedBuf, sizeof (AcpiGbl_DbParsedBuf),
800 InputBuffer))
801 {
802 AcpiOsPrintf (
803 "Buffer overflow while parsing input line (max %u characters)\n",
804 (UINT32) sizeof (AcpiGbl_DbParsedBuf));
805 return (0);
806 }
807
808 This = AcpiGbl_DbParsedBuf;
809 for (i = 0; i < ACPI_DEBUGGER_MAX_ARGS; i++)
810 {
811 AcpiGbl_DbArgs[i] = AcpiDbGetNextToken (This, &Next,
812 &AcpiGbl_DbArgTypes[i]);
813 if (!AcpiGbl_DbArgs[i])
814 {
815 break;
816 }
817
818 This = Next;
819 }
820
821 /* Uppercase the actual command */
822
823 AcpiUtStrupr (AcpiGbl_DbArgs[0]);
824
825 Count = i;
826 if (Count)
827 {
828 Count--; /* Number of args only */
829 }
830
831 return (Count);
832 }
833
834
835 /*******************************************************************************
836 *
837 * FUNCTION: AcpiDbMatchCommand
838 *
839 * PARAMETERS: UserCommand - User command line
840 *
841 * RETURN: Index into command array, -1 if not found
842 *
843 * DESCRIPTION: Search command array for a command match
844 *
845 ******************************************************************************/
846
847 static UINT32
AcpiDbMatchCommand(char * UserCommand)848 AcpiDbMatchCommand (
849 char *UserCommand)
850 {
851 UINT32 i;
852
853
854 if (!UserCommand || UserCommand[0] == 0)
855 {
856 return (CMD_NULL);
857 }
858
859 for (i = CMD_FIRST_VALID; AcpiGbl_DbCommands[i].Name; i++)
860 {
861 if (strstr (
862 ACPI_CAST_PTR (char, AcpiGbl_DbCommands[i].Name), UserCommand) ==
863 AcpiGbl_DbCommands[i].Name)
864 {
865 return (i);
866 }
867 }
868
869 /* Command not recognized */
870
871 return (CMD_NOT_FOUND);
872 }
873
874
875 /*******************************************************************************
876 *
877 * FUNCTION: AcpiDbCommandDispatch
878 *
879 * PARAMETERS: InputBuffer - Command line buffer
880 * WalkState - Current walk
881 * Op - Current (executing) parse op
882 *
883 * RETURN: Status
884 *
885 * DESCRIPTION: Command dispatcher.
886 *
887 ******************************************************************************/
888
889 ACPI_STATUS
AcpiDbCommandDispatch(char * InputBuffer,ACPI_WALK_STATE * WalkState,ACPI_PARSE_OBJECT * Op)890 AcpiDbCommandDispatch (
891 char *InputBuffer,
892 ACPI_WALK_STATE *WalkState,
893 ACPI_PARSE_OBJECT *Op)
894 {
895 UINT32 Temp;
896 UINT64 Temp64;
897 UINT32 CommandIndex;
898 UINT32 ParamCount;
899 char *CommandLine;
900 ACPI_STATUS Status = AE_CTRL_TRUE;
901
902
903 /* If AcpiTerminate has been called, terminate this thread */
904
905 if (AcpiGbl_DbTerminateLoop)
906 {
907 return (AE_CTRL_TERMINATE);
908 }
909
910 /* Find command and add to the history buffer */
911
912 ParamCount = AcpiDbGetLine (InputBuffer);
913 CommandIndex = AcpiDbMatchCommand (AcpiGbl_DbArgs[0]);
914
915 /*
916 * We don't want to add the !! command to the history buffer. It
917 * would cause an infinite loop because it would always be the
918 * previous command.
919 */
920 if (CommandIndex != CMD_HISTORY_LAST)
921 {
922 AcpiDbAddToHistory (InputBuffer);
923 }
924
925 /* Verify that we have the minimum number of params */
926
927 if (ParamCount < AcpiGbl_DbCommands[CommandIndex].MinArgs)
928 {
929 AcpiOsPrintf ("%u parameters entered, [%s] requires %u parameters\n",
930 ParamCount, AcpiGbl_DbCommands[CommandIndex].Name,
931 AcpiGbl_DbCommands[CommandIndex].MinArgs);
932
933 AcpiDbDisplayCommandInfo (
934 AcpiGbl_DbCommands[CommandIndex].Name, FALSE);
935 return (AE_CTRL_TRUE);
936 }
937
938 /* Decode and dispatch the command */
939
940 switch (CommandIndex)
941 {
942 case CMD_NULL:
943
944 if (Op)
945 {
946 return (AE_OK);
947 }
948 break;
949
950 case CMD_ALLOCATIONS:
951
952 #ifdef ACPI_DBG_TRACK_ALLOCATIONS
953 AcpiUtDumpAllocations ((UINT32) -1, NULL);
954 #endif
955 break;
956
957 case CMD_ARGS:
958 case CMD_ARGUMENTS:
959
960 AcpiDbDisplayArguments ();
961 break;
962
963 case CMD_BREAKPOINT:
964
965 AcpiDbSetMethodBreakpoint (AcpiGbl_DbArgs[1], WalkState, Op);
966 break;
967
968 case CMD_BUSINFO:
969
970 AcpiDbGetBusInfo ();
971 break;
972
973 case CMD_CALL:
974
975 AcpiDbSetMethodCallBreakpoint (Op);
976 Status = AE_OK;
977 break;
978
979 case CMD_DEBUG:
980
981 AcpiDbExecute (AcpiGbl_DbArgs[1],
982 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_SINGLE_STEP);
983 break;
984
985 case CMD_DISASSEMBLE:
986 case CMD_DISASM:
987
988 #ifdef ACPI_DISASSEMBLER
989 (void) AcpiDbDisassembleMethod (AcpiGbl_DbArgs[1]);
990 #else
991 AcpiOsPrintf ("The AML Disassembler is not configured/present\n");
992 #endif
993 break;
994
995 case CMD_DUMP:
996
997 AcpiDbDecodeAndDisplayObject (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
998 break;
999
1000 case CMD_EVALUATE:
1001 case CMD_EXECUTE:
1002
1003 AcpiDbExecute (AcpiGbl_DbArgs[1],
1004 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_NO_SINGLE_STEP);
1005 break;
1006
1007 case CMD_FIND:
1008
1009 Status = AcpiDbFindNameInNamespace (AcpiGbl_DbArgs[1]);
1010 break;
1011
1012 case CMD_FIELDS:
1013
1014 Status = AcpiUtStrtoul64 (AcpiGbl_DbArgs[1], &Temp64);
1015
1016 if (ACPI_FAILURE (Status) || Temp64 >= ACPI_NUM_PREDEFINED_REGIONS)
1017 {
1018 AcpiOsPrintf (
1019 "Invalid address space ID: must be between 0 and %u inclusive\n",
1020 ACPI_NUM_PREDEFINED_REGIONS - 1);
1021 return (AE_OK);
1022 }
1023
1024 Status = AcpiDbDisplayFields ((UINT32) Temp64);
1025 break;
1026
1027 case CMD_GO:
1028
1029 AcpiGbl_CmSingleStep = FALSE;
1030 return (AE_OK);
1031
1032 case CMD_HANDLERS:
1033
1034 AcpiDbDisplayHandlers ();
1035 break;
1036
1037 case CMD_HELP:
1038 case CMD_HELP2:
1039
1040 AcpiDbDisplayHelp (AcpiGbl_DbArgs[1]);
1041 break;
1042
1043 case CMD_HISTORY:
1044
1045 AcpiDbDisplayHistory ();
1046 break;
1047
1048 case CMD_HISTORY_EXE: /* ! command */
1049
1050 CommandLine = AcpiDbGetFromHistory (AcpiGbl_DbArgs[1]);
1051 if (!CommandLine)
1052 {
1053 return (AE_CTRL_TRUE);
1054 }
1055
1056 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op);
1057 return (Status);
1058
1059 case CMD_HISTORY_LAST: /* !! command */
1060
1061 CommandLine = AcpiDbGetFromHistory (NULL);
1062 if (!CommandLine)
1063 {
1064 return (AE_CTRL_TRUE);
1065 }
1066
1067 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op);
1068 return (Status);
1069
1070 case CMD_INFORMATION:
1071
1072 AcpiDbDisplayMethodInfo (Op);
1073 break;
1074
1075 case CMD_INTEGRITY:
1076
1077 AcpiDbCheckIntegrity ();
1078 break;
1079
1080 case CMD_INTO:
1081
1082 if (Op)
1083 {
1084 AcpiGbl_CmSingleStep = TRUE;
1085 return (AE_OK);
1086 }
1087 break;
1088
1089 case CMD_LEVEL:
1090
1091 if (ParamCount == 0)
1092 {
1093 AcpiOsPrintf (
1094 "Current debug level for file output is: %8.8X\n",
1095 AcpiGbl_DbDebugLevel);
1096 AcpiOsPrintf (
1097 "Current debug level for console output is: %8.8X\n",
1098 AcpiGbl_DbConsoleDebugLevel);
1099 }
1100 else if (ParamCount == 2)
1101 {
1102 Temp = AcpiGbl_DbConsoleDebugLevel;
1103 AcpiGbl_DbConsoleDebugLevel =
1104 strtoul (AcpiGbl_DbArgs[1], NULL, 16);
1105 AcpiOsPrintf (
1106 "Debug Level for console output was %8.8X, now %8.8X\n",
1107 Temp, AcpiGbl_DbConsoleDebugLevel);
1108 }
1109 else
1110 {
1111 Temp = AcpiGbl_DbDebugLevel;
1112 AcpiGbl_DbDebugLevel = strtoul (AcpiGbl_DbArgs[1], NULL, 16);
1113 AcpiOsPrintf (
1114 "Debug Level for file output was %8.8X, now %8.8X\n",
1115 Temp, AcpiGbl_DbDebugLevel);
1116 }
1117 break;
1118
1119 case CMD_LIST:
1120
1121 #ifdef ACPI_DISASSEMBLER
1122 AcpiDbDisassembleAml (AcpiGbl_DbArgs[1], Op);
1123 #else
1124 AcpiOsPrintf ("The AML Disassembler is not configured/present\n");
1125 #endif
1126 break;
1127
1128 case CMD_LOCKS:
1129
1130 AcpiDbDisplayLocks ();
1131 break;
1132
1133 case CMD_LOCALS:
1134
1135 AcpiDbDisplayLocals ();
1136 break;
1137
1138 case CMD_METHODS:
1139
1140 Status = AcpiDbDisplayObjects ("METHOD", AcpiGbl_DbArgs[1]);
1141 break;
1142
1143 case CMD_NAMESPACE:
1144
1145 AcpiDbDumpNamespace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
1146 break;
1147
1148 case CMD_NOTIFY:
1149
1150 Temp = strtoul (AcpiGbl_DbArgs[2], NULL, 0);
1151 AcpiDbSendNotify (AcpiGbl_DbArgs[1], Temp);
1152 break;
1153
1154 case CMD_OBJECTS:
1155
1156 AcpiUtStrupr (AcpiGbl_DbArgs[1]);
1157 Status = AcpiDbDisplayObjects (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
1158 break;
1159
1160 case CMD_OSI:
1161
1162 AcpiDbDisplayInterfaces (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
1163 break;
1164
1165 case CMD_OWNER:
1166
1167 AcpiDbDumpNamespaceByOwner (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
1168 break;
1169
1170 case CMD_PATHS:
1171
1172 AcpiDbDumpNamespacePaths ();
1173 break;
1174
1175 case CMD_PREFIX:
1176
1177 AcpiDbSetScope (AcpiGbl_DbArgs[1]);
1178 break;
1179
1180 case CMD_REFERENCES:
1181
1182 AcpiDbFindReferences (AcpiGbl_DbArgs[1]);
1183 break;
1184
1185 case CMD_RESOURCES:
1186
1187 AcpiDbDisplayResources (AcpiGbl_DbArgs[1]);
1188 break;
1189
1190 case CMD_RESULTS:
1191
1192 AcpiDbDisplayResults ();
1193 break;
1194
1195 case CMD_SET:
1196
1197 AcpiDbSetMethodData (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2],
1198 AcpiGbl_DbArgs[3]);
1199 break;
1200
1201 case CMD_STATS:
1202
1203 Status = AcpiDbDisplayStatistics (AcpiGbl_DbArgs[1]);
1204 break;
1205
1206 case CMD_STOP:
1207
1208 return (AE_NOT_IMPLEMENTED);
1209
1210 case CMD_TABLES:
1211
1212 AcpiDbDisplayTableInfo (AcpiGbl_DbArgs[1]);
1213 break;
1214
1215 case CMD_TEMPLATE:
1216
1217 AcpiDbDisplayTemplate (AcpiGbl_DbArgs[1]);
1218 break;
1219
1220 case CMD_TRACE:
1221
1222 AcpiDbTrace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], AcpiGbl_DbArgs[3]);
1223 break;
1224
1225 case CMD_TREE:
1226
1227 AcpiDbDisplayCallingTree ();
1228 break;
1229
1230 case CMD_TYPE:
1231
1232 AcpiDbDisplayObjectType (AcpiGbl_DbArgs[1]);
1233 break;
1234
1235 #ifdef ACPI_APPLICATION
1236
1237 /* Hardware simulation commands. */
1238
1239 case CMD_ENABLEACPI:
1240 #if (!ACPI_REDUCED_HARDWARE)
1241
1242 Status = AcpiEnable();
1243 if (ACPI_FAILURE(Status))
1244 {
1245 AcpiOsPrintf("AcpiEnable failed (Status=%X)\n", Status);
1246 return (Status);
1247 }
1248 #endif /* !ACPI_REDUCED_HARDWARE */
1249 break;
1250
1251 case CMD_EVENT:
1252
1253 AcpiOsPrintf ("Event command not implemented\n");
1254 break;
1255
1256 case CMD_GPE:
1257
1258 AcpiDbGenerateGpe (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
1259 break;
1260
1261 case CMD_GPES:
1262
1263 AcpiDbDisplayGpes ();
1264 break;
1265
1266 case CMD_SCI:
1267
1268 AcpiDbGenerateSci ();
1269 break;
1270
1271 case CMD_SLEEP:
1272
1273 Status = AcpiDbSleep (AcpiGbl_DbArgs[1]);
1274 break;
1275
1276 /* File I/O commands. */
1277
1278 case CMD_CLOSE:
1279
1280 AcpiDbCloseDebugFile ();
1281 break;
1282
1283 case CMD_LOAD:
1284 {
1285 ACPI_NEW_TABLE_DESC *ListHead = NULL;
1286
1287 Status = AcGetAllTablesFromFile (AcpiGbl_DbArgs[1],
1288 ACPI_GET_ALL_TABLES, &ListHead);
1289 if (ACPI_SUCCESS (Status))
1290 {
1291 AcpiDbLoadTables (ListHead);
1292 }
1293 }
1294 break;
1295
1296 case CMD_OPEN:
1297
1298 AcpiDbOpenDebugFile (AcpiGbl_DbArgs[1]);
1299 break;
1300
1301 /* User space commands. */
1302
1303 case CMD_TERMINATE:
1304
1305 AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT);
1306 AcpiUtSubsystemShutdown ();
1307
1308 /*
1309 * TBD: [Restructure] Need some way to re-initialize without
1310 * re-creating the semaphores!
1311 */
1312
1313 AcpiGbl_DbTerminateLoop = TRUE;
1314 /* AcpiInitialize (NULL); */
1315 break;
1316
1317 case CMD_BACKGROUND:
1318
1319 AcpiDbCreateExecutionThread (AcpiGbl_DbArgs[1], &AcpiGbl_DbArgs[2],
1320 &AcpiGbl_DbArgTypes[2]);
1321 break;
1322
1323 case CMD_THREADS:
1324
1325 AcpiDbCreateExecutionThreads (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2],
1326 AcpiGbl_DbArgs[3]);
1327 break;
1328
1329 /* Debug test commands. */
1330
1331 case CMD_PREDEFINED:
1332
1333 AcpiDbCheckPredefinedNames ();
1334 break;
1335
1336 case CMD_TEST:
1337
1338 AcpiDbExecuteTest (AcpiGbl_DbArgs[1]);
1339 break;
1340
1341 case CMD_UNLOAD:
1342
1343 AcpiDbUnloadAcpiTable (AcpiGbl_DbArgs[1]);
1344 break;
1345 #endif
1346
1347 case CMD_EXIT:
1348 case CMD_QUIT:
1349
1350 if (Op)
1351 {
1352 AcpiOsPrintf ("Method execution terminated\n");
1353 return (AE_CTRL_TERMINATE);
1354 }
1355
1356 if (!AcpiGbl_DbOutputToFile)
1357 {
1358 AcpiDbgLevel = ACPI_DEBUG_DEFAULT;
1359 }
1360
1361 #ifdef ACPI_APPLICATION
1362 AcpiDbCloseDebugFile ();
1363 #endif
1364 AcpiGbl_DbTerminateLoop = TRUE;
1365 return (AE_CTRL_TERMINATE);
1366
1367 case CMD_NOT_FOUND:
1368 default:
1369
1370 AcpiOsPrintf ("%s: unknown command\n", AcpiGbl_DbArgs[0]);
1371 return (AE_CTRL_TRUE);
1372 }
1373
1374 if (ACPI_SUCCESS (Status))
1375 {
1376 Status = AE_CTRL_TRUE;
1377 }
1378
1379 return (Status);
1380 }
1381
1382
1383 /*******************************************************************************
1384 *
1385 * FUNCTION: AcpiDbExecuteThread
1386 *
1387 * PARAMETERS: Context - Not used
1388 *
1389 * RETURN: None
1390 *
1391 * DESCRIPTION: Debugger execute thread. Waits for a command line, then
1392 * simply dispatches it.
1393 *
1394 ******************************************************************************/
1395
1396 void ACPI_SYSTEM_XFACE
AcpiDbExecuteThread(void * Context)1397 AcpiDbExecuteThread (
1398 void *Context)
1399 {
1400
1401 (void) AcpiDbUserCommands ();
1402 AcpiGbl_DbThreadsTerminated = TRUE;
1403 }
1404
1405
1406 /*******************************************************************************
1407 *
1408 * FUNCTION: AcpiDbUserCommands
1409 *
1410 * PARAMETERS: None
1411 *
1412 * RETURN: None
1413 *
1414 * DESCRIPTION: Command line execution for the AML debugger. Commands are
1415 * matched and dispatched here.
1416 *
1417 ******************************************************************************/
1418
1419 ACPI_STATUS
AcpiDbUserCommands(void)1420 AcpiDbUserCommands (
1421 void)
1422 {
1423 ACPI_STATUS Status = AE_OK;
1424
1425
1426 AcpiOsPrintf ("\n");
1427
1428 /* TBD: [Restructure] Need a separate command line buffer for step mode */
1429
1430 while (!AcpiGbl_DbTerminateLoop)
1431 {
1432 /* Wait the readiness of the command */
1433
1434 Status = AcpiOsWaitCommandReady ();
1435 if (ACPI_FAILURE (Status))
1436 {
1437 break;
1438 }
1439
1440 /* Just call to the command line interpreter */
1441
1442 AcpiGbl_MethodExecuting = FALSE;
1443 AcpiGbl_StepToNextCall = FALSE;
1444
1445 (void) AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL);
1446
1447 /* Notify the completion of the command */
1448
1449 Status = AcpiOsNotifyCommandComplete ();
1450 if (ACPI_FAILURE (Status))
1451 {
1452 break;
1453 }
1454 }
1455
1456 if (ACPI_FAILURE (Status) && Status != AE_CTRL_TERMINATE)
1457 {
1458 ACPI_EXCEPTION ((AE_INFO, Status, "While parsing command line"));
1459 }
1460 return (Status);
1461 }
1462