1 /*******************************************************************************
2 *
3 * Module Name: dbcmds - Miscellaneous debug commands and output routines
4 *
5 ******************************************************************************/
6
7 /*
8 * Copyright (C) 2000 - 2023, Intel Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44 #include "acpi.h"
45 #include "accommon.h"
46 #include "acevents.h"
47 #include "acdebug.h"
48 #include "acnamesp.h"
49 #include "acresrc.h"
50 #include "actables.h"
51 #ifndef _KERNEL
52 #include "limits.h"
53 #endif
54
55 #define _COMPONENT ACPI_CA_DEBUGGER
56 ACPI_MODULE_NAME ("dbcmds")
57
58
59 /* Local prototypes */
60
61 static void
62 AcpiDmCompareAmlResources (
63 UINT8 *Aml1Buffer,
64 ACPI_RSDESC_SIZE Aml1BufferLength,
65 UINT8 *Aml2Buffer,
66 ACPI_RSDESC_SIZE Aml2BufferLength);
67
68 static ACPI_STATUS
69 AcpiDmTestResourceConversion (
70 ACPI_NAMESPACE_NODE *Node,
71 char *Name);
72
73 static ACPI_STATUS
74 AcpiDbResourceCallback (
75 ACPI_RESOURCE *Resource,
76 void *Context);
77
78 static ACPI_STATUS
79 AcpiDbDeviceResources (
80 ACPI_HANDLE ObjHandle,
81 UINT32 NestingLevel,
82 void *Context,
83 void **ReturnValue);
84
85 static void
86 AcpiDbDoOneSleepState (
87 UINT8 SleepState);
88
89
90 static char *AcpiDbTraceMethodName = NULL;
91
92
93 /*******************************************************************************
94 *
95 * FUNCTION: AcpiDbConvertToNode
96 *
97 * PARAMETERS: InString - String to convert
98 *
99 * RETURN: Pointer to a NS node
100 *
101 * DESCRIPTION: Convert a string to a valid NS pointer. Handles numeric or
102 * alphanumeric strings.
103 *
104 ******************************************************************************/
105
106 ACPI_NAMESPACE_NODE *
AcpiDbConvertToNode(char * InString)107 AcpiDbConvertToNode (
108 char *InString)
109 {
110 ACPI_NAMESPACE_NODE *Node;
111 ACPI_SIZE Address;
112
113
114 if ((*InString >= 0x30) && (*InString <= 0x39))
115 {
116 /* Numeric argument, convert */
117
118 Address = strtoul (InString, NULL, 16);
119 Node = ACPI_TO_POINTER (Address);
120 if (!AcpiOsReadable (Node, sizeof (ACPI_NAMESPACE_NODE)))
121 {
122 AcpiOsPrintf ("Address %p is invalid", Node);
123 return (NULL);
124 }
125
126 /* Make sure pointer is valid NS node */
127
128 if (ACPI_GET_DESCRIPTOR_TYPE (Node) != ACPI_DESC_TYPE_NAMED)
129 {
130 AcpiOsPrintf ("Address %p is not a valid namespace node [%s]\n",
131 Node, AcpiUtGetDescriptorName (Node));
132 return (NULL);
133 }
134 }
135 else
136 {
137 /*
138 * Alpha argument: The parameter is a name string that must be
139 * resolved to a Namespace object.
140 */
141 Node = AcpiDbLocalNsLookup (InString);
142 if (!Node)
143 {
144 AcpiOsPrintf (
145 "Could not find [%s] in namespace, defaulting to root node\n",
146 InString);
147 Node = AcpiGbl_RootNode;
148 }
149 }
150
151 return (Node);
152 }
153
154
155 /*******************************************************************************
156 *
157 * FUNCTION: AcpiDbSleep
158 *
159 * PARAMETERS: ObjectArg - Desired sleep state (0-5). NULL means
160 * invoke all possible sleep states.
161 *
162 * RETURN: Status
163 *
164 * DESCRIPTION: Simulate sleep/wake sequences
165 *
166 ******************************************************************************/
167
168 ACPI_STATUS
AcpiDbSleep(char * ObjectArg)169 AcpiDbSleep (
170 char *ObjectArg)
171 {
172 UINT8 SleepState;
173 UINT32 i;
174
175
176 ACPI_FUNCTION_TRACE (AcpiDbSleep);
177
178
179 /* Null input (no arguments) means to invoke all sleep states */
180
181 if (!ObjectArg)
182 {
183 AcpiOsPrintf ("Invoking all possible sleep states, 0-%d\n",
184 ACPI_S_STATES_MAX);
185
186 for (i = 0; i <= ACPI_S_STATES_MAX; i++)
187 {
188 AcpiDbDoOneSleepState ((UINT8) i);
189 }
190
191 return_ACPI_STATUS (AE_OK);
192 }
193
194 /* Convert argument to binary and invoke the sleep state */
195
196 SleepState = (UINT8) strtoul (ObjectArg, NULL, 0);
197 AcpiDbDoOneSleepState (SleepState);
198 return_ACPI_STATUS (AE_OK);
199 }
200
201
202 /*******************************************************************************
203 *
204 * FUNCTION: AcpiDbDoOneSleepState
205 *
206 * PARAMETERS: SleepState - Desired sleep state (0-5)
207 *
208 * RETURN: None
209 *
210 * DESCRIPTION: Simulate a sleep/wake sequence
211 *
212 ******************************************************************************/
213
214 static void
AcpiDbDoOneSleepState(UINT8 SleepState)215 AcpiDbDoOneSleepState (
216 UINT8 SleepState)
217 {
218 ACPI_STATUS Status;
219 UINT8 SleepTypeA;
220 UINT8 SleepTypeB;
221
222
223 /* Validate parameter */
224
225 if (SleepState > ACPI_S_STATES_MAX)
226 {
227 AcpiOsPrintf ("Sleep state %d out of range (%d max)\n",
228 SleepState, ACPI_S_STATES_MAX);
229 return;
230 }
231
232 AcpiOsPrintf ("\n---- Invoking sleep state S%d (%s):\n",
233 SleepState, AcpiGbl_SleepStateNames[SleepState]);
234
235 /* Get the values for the sleep type registers (for display only) */
236
237 Status = AcpiGetSleepTypeData (SleepState, &SleepTypeA, &SleepTypeB);
238 if (ACPI_FAILURE (Status))
239 {
240 AcpiOsPrintf ("Could not evaluate [%s] method, %s\n",
241 AcpiGbl_SleepStateNames[SleepState],
242 AcpiFormatException (Status));
243 return;
244 }
245
246 AcpiOsPrintf (
247 "Register values for sleep state S%d: Sleep-A: %.2X, Sleep-B: %.2X\n",
248 SleepState, SleepTypeA, SleepTypeB);
249
250 /* Invoke the various sleep/wake interfaces */
251
252 AcpiOsPrintf ("**** Sleep: Prepare to sleep (S%d) ****\n",
253 SleepState);
254 Status = AcpiEnterSleepStatePrep (SleepState);
255 if (ACPI_FAILURE (Status))
256 {
257 goto ErrorExit;
258 }
259
260 AcpiOsPrintf ("**** Sleep: Going to sleep (S%d) ****\n",
261 SleepState);
262 Status = AcpiEnterSleepState (SleepState);
263 if (ACPI_FAILURE (Status))
264 {
265 goto ErrorExit;
266 }
267
268 AcpiOsPrintf ("**** Wake: Prepare to return from sleep (S%d) ****\n",
269 SleepState);
270 Status = AcpiLeaveSleepStatePrep (SleepState);
271 if (ACPI_FAILURE (Status))
272 {
273 goto ErrorExit;
274 }
275
276 AcpiOsPrintf ("**** Wake: Return from sleep (S%d) ****\n",
277 SleepState);
278 Status = AcpiLeaveSleepState (SleepState);
279 if (ACPI_FAILURE (Status))
280 {
281 goto ErrorExit;
282 }
283
284 return;
285
286
287 ErrorExit:
288 ACPI_EXCEPTION ((AE_INFO, Status, "During invocation of sleep state S%d",
289 SleepState));
290 }
291
292
293 /*******************************************************************************
294 *
295 * FUNCTION: AcpiDbDisplayLocks
296 *
297 * PARAMETERS: None
298 *
299 * RETURN: None
300 *
301 * DESCRIPTION: Display information about internal mutexes.
302 *
303 ******************************************************************************/
304
305 void
AcpiDbDisplayLocks(void)306 AcpiDbDisplayLocks (
307 void)
308 {
309 UINT32 i;
310
311
312 for (i = 0; i < ACPI_MAX_MUTEX; i++)
313 {
314 AcpiOsPrintf ("%26s : %s\n", AcpiUtGetMutexName (i),
315 AcpiGbl_MutexInfo[i].ThreadId == ACPI_MUTEX_NOT_ACQUIRED
316 ? "Locked" : "Unlocked");
317 }
318 }
319
320
321 /*******************************************************************************
322 *
323 * FUNCTION: AcpiDbDisplayTableInfo
324 *
325 * PARAMETERS: TableArg - Name of table to be displayed
326 *
327 * RETURN: None
328 *
329 * DESCRIPTION: Display information about loaded tables. Current
330 * implementation displays all loaded tables.
331 *
332 ******************************************************************************/
333
334 void
AcpiDbDisplayTableInfo(char * TableArg)335 AcpiDbDisplayTableInfo (
336 char *TableArg)
337 {
338 UINT32 i;
339 ACPI_TABLE_DESC *TableDesc;
340 ACPI_STATUS Status;
341
342
343 /* Header */
344
345 AcpiOsPrintf ("Idx ID Status Type "
346 "TableHeader (Sig, Address, Length, Misc)\n");
347
348 /* Walk the entire root table list */
349
350 for (i = 0; i < AcpiGbl_RootTableList.CurrentTableCount; i++)
351 {
352 TableDesc = &AcpiGbl_RootTableList.Tables[i];
353
354 /* Index and Table ID */
355
356 AcpiOsPrintf ("%3u %.2u ", i, TableDesc->OwnerId);
357
358 /* Decode the table flags */
359
360 if (!(TableDesc->Flags & ACPI_TABLE_IS_LOADED))
361 {
362 AcpiOsPrintf ("NotLoaded ");
363 }
364 else
365 {
366 AcpiOsPrintf (" Loaded ");
367 }
368
369 switch (TableDesc->Flags & ACPI_TABLE_ORIGIN_MASK)
370 {
371 case ACPI_TABLE_ORIGIN_EXTERNAL_VIRTUAL:
372
373 AcpiOsPrintf ("External/virtual ");
374 break;
375
376 case ACPI_TABLE_ORIGIN_INTERNAL_PHYSICAL:
377
378 AcpiOsPrintf ("Internal/physical ");
379 break;
380
381 case ACPI_TABLE_ORIGIN_INTERNAL_VIRTUAL:
382
383 AcpiOsPrintf ("Internal/virtual ");
384 break;
385
386 default:
387
388 AcpiOsPrintf ("INVALID TYPE ");
389 break;
390 }
391
392 /* Make sure that the table is mapped */
393
394 Status = AcpiTbValidateTable (TableDesc);
395 if (ACPI_FAILURE (Status))
396 {
397 return;
398 }
399
400 /* Dump the table header */
401
402 if (TableDesc->Pointer)
403 {
404 AcpiTbPrintTableHeader (TableDesc->Address, TableDesc->Pointer);
405 }
406 else
407 {
408 /* If the pointer is null, the table has been unloaded */
409
410 ACPI_INFO (("%4.4s - Table has been unloaded",
411 TableDesc->Signature.Ascii));
412 }
413 }
414 }
415
416
417 /*******************************************************************************
418 *
419 * FUNCTION: AcpiDbUnloadAcpiTable
420 *
421 * PARAMETERS: ObjectName - Namespace pathname for an object that
422 * is owned by the table to be unloaded
423 *
424 * RETURN: None
425 *
426 * DESCRIPTION: Unload an ACPI table, via any namespace node that is owned
427 * by the table.
428 *
429 ******************************************************************************/
430
431 void
AcpiDbUnloadAcpiTable(char * ObjectName)432 AcpiDbUnloadAcpiTable (
433 char *ObjectName)
434 {
435 ACPI_NAMESPACE_NODE *Node;
436 ACPI_STATUS Status;
437
438
439 /* Translate name to an Named object */
440
441 Node = AcpiDbConvertToNode (ObjectName);
442 if (!Node)
443 {
444 return;
445 }
446
447 Status = AcpiUnloadParentTable (ACPI_CAST_PTR (ACPI_HANDLE, Node));
448 if (ACPI_SUCCESS (Status))
449 {
450 AcpiOsPrintf ("Parent of [%s] (%p) unloaded and uninstalled\n",
451 ObjectName, Node);
452 }
453 else
454 {
455 AcpiOsPrintf ("%s, while unloading parent table of [%s]\n",
456 AcpiFormatException (Status), ObjectName);
457 }
458 }
459
460
461 /*******************************************************************************
462 *
463 * FUNCTION: AcpiDbSendNotify
464 *
465 * PARAMETERS: Name - Name of ACPI object where to send notify
466 * Value - Value of the notify to send.
467 *
468 * RETURN: None
469 *
470 * DESCRIPTION: Send an ACPI notification. The value specified is sent to the
471 * named object as an ACPI notify.
472 *
473 ******************************************************************************/
474
475 void
AcpiDbSendNotify(char * Name,UINT32 Value)476 AcpiDbSendNotify (
477 char *Name,
478 UINT32 Value)
479 {
480 ACPI_NAMESPACE_NODE *Node;
481 ACPI_STATUS Status;
482
483
484 /* Translate name to an Named object */
485
486 Node = AcpiDbConvertToNode (Name);
487 if (!Node)
488 {
489 return;
490 }
491
492 /* Dispatch the notify if legal */
493
494 if (AcpiEvIsNotifyObject (Node))
495 {
496 Status = AcpiEvQueueNotifyRequest (Node, Value);
497 if (ACPI_FAILURE (Status))
498 {
499 AcpiOsPrintf ("Could not queue notify\n");
500 }
501 }
502 else
503 {
504 AcpiOsPrintf (
505 "Named object [%4.4s] Type %s, "
506 "must be Device/Thermal/Processor type\n",
507 AcpiUtGetNodeName (Node), AcpiUtGetTypeName (Node->Type));
508 }
509 }
510
511
512 /*******************************************************************************
513 *
514 * FUNCTION: AcpiDbDisplayInterfaces
515 *
516 * PARAMETERS: ActionArg - Null, "install", or "remove"
517 * InterfaceNameArg - Name for install/remove options
518 *
519 * RETURN: None
520 *
521 * DESCRIPTION: Display or modify the global _OSI interface list
522 *
523 ******************************************************************************/
524
525 void
AcpiDbDisplayInterfaces(char * ActionArg,char * InterfaceNameArg)526 AcpiDbDisplayInterfaces (
527 char *ActionArg,
528 char *InterfaceNameArg)
529 {
530 ACPI_INTERFACE_INFO *NextInterface;
531 char *SubString;
532 ACPI_STATUS Status;
533
534
535 /* If no arguments, just display current interface list */
536
537 if (!ActionArg)
538 {
539 (void) AcpiOsAcquireMutex (AcpiGbl_OsiMutex, ACPI_WAIT_FOREVER);
540
541 NextInterface = AcpiGbl_SupportedInterfaces;
542 while (NextInterface)
543 {
544 if (!(NextInterface->Flags & ACPI_OSI_INVALID))
545 {
546 AcpiOsPrintf ("%s\n", NextInterface->Name);
547 }
548
549 NextInterface = NextInterface->Next;
550 }
551
552 AcpiOsReleaseMutex (AcpiGbl_OsiMutex);
553 return;
554 }
555
556 /* If ActionArg exists, so must InterfaceNameArg */
557
558 if (!InterfaceNameArg)
559 {
560 AcpiOsPrintf ("Missing Interface Name argument\n");
561 return;
562 }
563
564 /* Uppercase the action for match below */
565
566 AcpiUtStrupr (ActionArg);
567
568 /* Install - install an interface */
569
570 SubString = strstr ("INSTALL", ActionArg);
571 if (SubString)
572 {
573 Status = AcpiInstallInterface (InterfaceNameArg);
574 if (ACPI_FAILURE (Status))
575 {
576 AcpiOsPrintf ("%s, while installing \"%s\"\n",
577 AcpiFormatException (Status), InterfaceNameArg);
578 }
579 return;
580 }
581
582 /* Remove - remove an interface */
583
584 SubString = strstr ("REMOVE", ActionArg);
585 if (SubString)
586 {
587 Status = AcpiRemoveInterface (InterfaceNameArg);
588 if (ACPI_FAILURE (Status))
589 {
590 AcpiOsPrintf ("%s, while removing \"%s\"\n",
591 AcpiFormatException (Status), InterfaceNameArg);
592 }
593 return;
594 }
595
596 /* Invalid ActionArg */
597
598 AcpiOsPrintf ("Invalid action argument: %s\n", ActionArg);
599 return;
600 }
601
602
603 /*******************************************************************************
604 *
605 * FUNCTION: AcpiDbDisplayTemplate
606 *
607 * PARAMETERS: BufferArg - Buffer name or address
608 *
609 * RETURN: None
610 *
611 * DESCRIPTION: Dump a buffer that contains a resource template
612 *
613 ******************************************************************************/
614
615 void
AcpiDbDisplayTemplate(char * BufferArg)616 AcpiDbDisplayTemplate (
617 char *BufferArg)
618 {
619 ACPI_NAMESPACE_NODE *Node;
620 ACPI_STATUS Status;
621 ACPI_BUFFER ReturnBuffer;
622
623
624 /* Translate BufferArg to an Named object */
625
626 Node = AcpiDbConvertToNode (BufferArg);
627 if (!Node || (Node == AcpiGbl_RootNode))
628 {
629 AcpiOsPrintf ("Invalid argument: %s\n", BufferArg);
630 return;
631 }
632
633 /* We must have a buffer object */
634
635 if (Node->Type != ACPI_TYPE_BUFFER)
636 {
637 AcpiOsPrintf ("Not a Buffer object, cannot be a template: %s\n",
638 BufferArg);
639 return;
640 }
641
642 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE;
643 ReturnBuffer.Pointer = AcpiGbl_DbBuffer;
644
645 /* Attempt to convert the raw buffer to a resource list */
646
647 Status = AcpiRsCreateResourceList (Node->Object, &ReturnBuffer);
648
649 AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT);
650 AcpiDbgLevel |= ACPI_LV_RESOURCES;
651
652 if (ACPI_FAILURE (Status))
653 {
654 AcpiOsPrintf (
655 "Could not convert Buffer to a resource list: %s, %s\n",
656 BufferArg, AcpiFormatException (Status));
657 goto DumpBuffer;
658 }
659
660 /* Now we can dump the resource list */
661
662 AcpiRsDumpResourceList (ACPI_CAST_PTR (ACPI_RESOURCE,
663 ReturnBuffer.Pointer));
664
665 DumpBuffer:
666 AcpiOsPrintf ("\nRaw data buffer:\n");
667 AcpiUtDebugDumpBuffer ((UINT8 *) Node->Object->Buffer.Pointer,
668 Node->Object->Buffer.Length,
669 DB_BYTE_DISPLAY, ACPI_UINT32_MAX);
670
671 AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT);
672 return;
673 }
674
675
676 /*******************************************************************************
677 *
678 * FUNCTION: AcpiDmCompareAmlResources
679 *
680 * PARAMETERS: Aml1Buffer - Contains first resource list
681 * Aml1BufferLength - Length of first resource list
682 * Aml2Buffer - Contains second resource list
683 * Aml2BufferLength - Length of second resource list
684 *
685 * RETURN: None
686 *
687 * DESCRIPTION: Compare two AML resource lists, descriptor by descriptor (in
688 * order to isolate a miscompare to an individual resource)
689 *
690 ******************************************************************************/
691
692 static void
AcpiDmCompareAmlResources(UINT8 * Aml1Buffer,ACPI_RSDESC_SIZE Aml1BufferLength,UINT8 * Aml2Buffer,ACPI_RSDESC_SIZE Aml2BufferLength)693 AcpiDmCompareAmlResources (
694 UINT8 *Aml1Buffer,
695 ACPI_RSDESC_SIZE Aml1BufferLength,
696 UINT8 *Aml2Buffer,
697 ACPI_RSDESC_SIZE Aml2BufferLength)
698 {
699 UINT8 *Aml1;
700 UINT8 *Aml2;
701 UINT8 *Aml1End;
702 UINT8 *Aml2End;
703 ACPI_RSDESC_SIZE Aml1Length;
704 ACPI_RSDESC_SIZE Aml2Length;
705 ACPI_RSDESC_SIZE Offset = 0;
706 UINT8 ResourceType;
707 UINT32 Count = 0;
708 UINT32 i;
709
710
711 /* Compare overall buffer sizes (may be different due to size rounding) */
712
713 if (Aml1BufferLength != Aml2BufferLength)
714 {
715 AcpiOsPrintf (
716 "**** Buffer length mismatch in converted "
717 "AML: Original %X, New %X ****\n",
718 Aml1BufferLength, Aml2BufferLength);
719 }
720
721 Aml1 = Aml1Buffer;
722 Aml2 = Aml2Buffer;
723 Aml1End = Aml1Buffer + Aml1BufferLength;
724 Aml2End = Aml2Buffer + Aml2BufferLength;
725
726 /* Walk the descriptor lists, comparing each descriptor */
727
728 while ((Aml1 < Aml1End) && (Aml2 < Aml2End))
729 {
730 /* Get the lengths of each descriptor */
731
732 Aml1Length = AcpiUtGetDescriptorLength (Aml1);
733 Aml2Length = AcpiUtGetDescriptorLength (Aml2);
734 ResourceType = AcpiUtGetResourceType (Aml1);
735
736 /* Check for descriptor length match */
737
738 if (Aml1Length != Aml2Length)
739 {
740 AcpiOsPrintf (
741 "**** Length mismatch in descriptor [%.2X] type %2.2X, "
742 "Offset %8.8X Len1 %X, Len2 %X ****\n",
743 Count, ResourceType, Offset, Aml1Length, Aml2Length);
744 }
745
746 /* Check for descriptor byte match */
747
748 else if (memcmp (Aml1, Aml2, Aml1Length))
749 {
750 AcpiOsPrintf (
751 "**** Data mismatch in descriptor [%.2X] type %2.2X, "
752 "Offset %8.8X ****\n",
753 Count, ResourceType, Offset);
754
755 for (i = 0; i < Aml1Length; i++)
756 {
757 if (Aml1[i] != Aml2[i])
758 {
759 AcpiOsPrintf (
760 "Mismatch at byte offset %.2X: is %2.2X, "
761 "should be %2.2X\n",
762 i, Aml2[i], Aml1[i]);
763 }
764 }
765 }
766
767 /* Exit on EndTag descriptor */
768
769 if (ResourceType == ACPI_RESOURCE_NAME_END_TAG)
770 {
771 return;
772 }
773
774 /* Point to next descriptor in each buffer */
775
776 Count++;
777 Offset += Aml1Length;
778 Aml1 += Aml1Length;
779 Aml2 += Aml2Length;
780 }
781 }
782
783
784 /*******************************************************************************
785 *
786 * FUNCTION: AcpiDmTestResourceConversion
787 *
788 * PARAMETERS: Node - Parent device node
789 * Name - resource method name (_CRS)
790 *
791 * RETURN: Status
792 *
793 * DESCRIPTION: Compare the original AML with a conversion of the AML to
794 * internal resource list, then back to AML.
795 *
796 ******************************************************************************/
797
798 static ACPI_STATUS
AcpiDmTestResourceConversion(ACPI_NAMESPACE_NODE * Node,char * Name)799 AcpiDmTestResourceConversion (
800 ACPI_NAMESPACE_NODE *Node,
801 char *Name)
802 {
803 ACPI_STATUS Status;
804 ACPI_BUFFER ReturnBuffer;
805 ACPI_BUFFER ResourceBuffer;
806 ACPI_BUFFER NewAml;
807 ACPI_OBJECT *OriginalAml;
808
809
810 AcpiOsPrintf ("Resource Conversion Comparison:\n");
811
812 NewAml.Length = ACPI_ALLOCATE_LOCAL_BUFFER;
813 ReturnBuffer.Length = ACPI_ALLOCATE_LOCAL_BUFFER;
814 ResourceBuffer.Length = ACPI_ALLOCATE_LOCAL_BUFFER;
815
816 /* Get the original _CRS AML resource template */
817
818 Status = AcpiEvaluateObject (Node, Name, NULL, &ReturnBuffer);
819 if (ACPI_FAILURE (Status))
820 {
821 AcpiOsPrintf ("Could not obtain %s: %s\n",
822 Name, AcpiFormatException (Status));
823 return (Status);
824 }
825
826 /* Get the AML resource template, converted to internal resource structs */
827
828 Status = AcpiGetCurrentResources (Node, &ResourceBuffer);
829 if (ACPI_FAILURE (Status))
830 {
831 AcpiOsPrintf ("AcpiGetCurrentResources failed: %s\n",
832 AcpiFormatException (Status));
833 goto Exit1;
834 }
835
836 /* Convert internal resource list to external AML resource template */
837
838 Status = AcpiRsCreateAmlResources (&ResourceBuffer, &NewAml);
839 if (ACPI_FAILURE (Status))
840 {
841 AcpiOsPrintf ("AcpiRsCreateAmlResources failed: %s\n",
842 AcpiFormatException (Status));
843 goto Exit2;
844 }
845
846 /* Compare original AML to the newly created AML resource list */
847
848 OriginalAml = ReturnBuffer.Pointer;
849
850 AcpiDmCompareAmlResources (OriginalAml->Buffer.Pointer,
851 (ACPI_RSDESC_SIZE) OriginalAml->Buffer.Length,
852 NewAml.Pointer, (ACPI_RSDESC_SIZE) NewAml.Length);
853
854 /* Cleanup and exit */
855
856 ACPI_FREE (NewAml.Pointer);
857 Exit2:
858 ACPI_FREE (ResourceBuffer.Pointer);
859 Exit1:
860 ACPI_FREE (ReturnBuffer.Pointer);
861 return (Status);
862 }
863
864
865 /*******************************************************************************
866 *
867 * FUNCTION: AcpiDbResourceCallback
868 *
869 * PARAMETERS: ACPI_WALK_RESOURCE_CALLBACK
870 *
871 * RETURN: Status
872 *
873 * DESCRIPTION: Simple callback to exercise AcpiWalkResources and
874 * AcpiWalkResourceBuffer.
875 *
876 ******************************************************************************/
877
878 static ACPI_STATUS
AcpiDbResourceCallback(ACPI_RESOURCE * Resource,void * Context)879 AcpiDbResourceCallback (
880 ACPI_RESOURCE *Resource,
881 void *Context)
882 {
883
884 return (AE_OK);
885 }
886
887
888 /*******************************************************************************
889 *
890 * FUNCTION: AcpiDbDeviceResources
891 *
892 * PARAMETERS: ACPI_WALK_CALLBACK
893 *
894 * RETURN: Status
895 *
896 * DESCRIPTION: Display the _PRT/_CRS/_PRS resources for a device object.
897 *
898 ******************************************************************************/
899
900 static ACPI_STATUS
AcpiDbDeviceResources(ACPI_HANDLE ObjHandle,UINT32 NestingLevel,void * Context,void ** ReturnValue)901 AcpiDbDeviceResources (
902 ACPI_HANDLE ObjHandle,
903 UINT32 NestingLevel,
904 void *Context,
905 void **ReturnValue)
906 {
907 ACPI_NAMESPACE_NODE *Node;
908 ACPI_NAMESPACE_NODE *PrtNode = NULL;
909 ACPI_NAMESPACE_NODE *CrsNode = NULL;
910 ACPI_NAMESPACE_NODE *PrsNode = NULL;
911 ACPI_NAMESPACE_NODE *AeiNode = NULL;
912 char *ParentPath;
913 ACPI_BUFFER ReturnBuffer;
914 ACPI_STATUS Status;
915
916
917 Node = ACPI_CAST_PTR (ACPI_NAMESPACE_NODE, ObjHandle);
918 ParentPath = AcpiNsGetNormalizedPathname (Node, TRUE);
919 if (!ParentPath)
920 {
921 return (AE_NO_MEMORY);
922 }
923
924 /* Get handles to the resource methods for this device */
925
926 (void) AcpiGetHandle (Node, METHOD_NAME__PRT,
927 ACPI_CAST_PTR (ACPI_HANDLE, &PrtNode));
928 (void) AcpiGetHandle (Node, METHOD_NAME__CRS,
929 ACPI_CAST_PTR (ACPI_HANDLE, &CrsNode));
930 (void) AcpiGetHandle (Node, METHOD_NAME__PRS,
931 ACPI_CAST_PTR (ACPI_HANDLE, &PrsNode));
932 (void) AcpiGetHandle (Node, METHOD_NAME__AEI,
933 ACPI_CAST_PTR (ACPI_HANDLE, &AeiNode));
934
935 if (!PrtNode && !CrsNode && !PrsNode && !AeiNode)
936 {
937 goto Cleanup; /* Nothing to do */
938 }
939
940 AcpiOsPrintf ("\nDevice: %s\n", ParentPath);
941
942 /* Prepare for a return object of arbitrary size */
943
944 ReturnBuffer.Pointer = AcpiGbl_DbBuffer;
945 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE;
946
947
948 /* _PRT */
949
950 if (PrtNode)
951 {
952 AcpiOsPrintf ("Evaluating _PRT\n");
953
954 Status = AcpiEvaluateObject (PrtNode, NULL, NULL, &ReturnBuffer);
955 if (ACPI_FAILURE (Status))
956 {
957 AcpiOsPrintf ("Could not evaluate _PRT: %s\n",
958 AcpiFormatException (Status));
959 goto GetCrs;
960 }
961
962 ReturnBuffer.Pointer = AcpiGbl_DbBuffer;
963 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE;
964
965 Status = AcpiGetIrqRoutingTable (Node, &ReturnBuffer);
966 if (ACPI_FAILURE (Status))
967 {
968 AcpiOsPrintf ("GetIrqRoutingTable failed: %s\n",
969 AcpiFormatException (Status));
970 goto GetCrs;
971 }
972
973 AcpiRsDumpIrqList (ACPI_CAST_PTR (UINT8, AcpiGbl_DbBuffer));
974 }
975
976
977 /* _CRS */
978
979 GetCrs:
980 if (CrsNode)
981 {
982 AcpiOsPrintf ("Evaluating _CRS\n");
983
984 ReturnBuffer.Pointer = AcpiGbl_DbBuffer;
985 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE;
986
987 Status = AcpiEvaluateObject (CrsNode, NULL, NULL, &ReturnBuffer);
988 if (ACPI_FAILURE (Status))
989 {
990 AcpiOsPrintf ("Could not evaluate _CRS: %s\n",
991 AcpiFormatException (Status));
992 goto GetPrs;
993 }
994
995 /* This code exercises the AcpiWalkResources interface */
996
997 Status = AcpiWalkResources (Node, METHOD_NAME__CRS,
998 AcpiDbResourceCallback, NULL);
999 if (ACPI_FAILURE (Status))
1000 {
1001 AcpiOsPrintf ("AcpiWalkResources failed: %s\n",
1002 AcpiFormatException (Status));
1003 goto GetPrs;
1004 }
1005
1006 /* Get the _CRS resource list (test ALLOCATE buffer) */
1007
1008 ReturnBuffer.Pointer = NULL;
1009 ReturnBuffer.Length = ACPI_ALLOCATE_LOCAL_BUFFER;
1010
1011 Status = AcpiGetCurrentResources (Node, &ReturnBuffer);
1012 if (ACPI_FAILURE (Status))
1013 {
1014 AcpiOsPrintf ("AcpiGetCurrentResources failed: %s\n",
1015 AcpiFormatException (Status));
1016 goto GetPrs;
1017 }
1018
1019 /* This code exercises the AcpiWalkResourceBuffer interface */
1020
1021 Status = AcpiWalkResourceBuffer (&ReturnBuffer,
1022 AcpiDbResourceCallback, NULL);
1023 if (ACPI_FAILURE (Status))
1024 {
1025 AcpiOsPrintf ("AcpiWalkResourceBuffer failed: %s\n",
1026 AcpiFormatException (Status));
1027 goto EndCrs;
1028 }
1029
1030 /* Dump the _CRS resource list */
1031
1032 AcpiRsDumpResourceList (ACPI_CAST_PTR (ACPI_RESOURCE,
1033 ReturnBuffer.Pointer));
1034
1035 /*
1036 * Perform comparison of original AML to newly created AML. This
1037 * tests both the AML->Resource conversion and the Resource->AML
1038 * conversion.
1039 */
1040 (void) AcpiDmTestResourceConversion (Node, __UNCONST(METHOD_NAME__CRS));
1041
1042 /* Execute _SRS with the resource list */
1043
1044 AcpiOsPrintf ("Evaluating _SRS\n");
1045
1046 Status = AcpiSetCurrentResources (Node, &ReturnBuffer);
1047 if (ACPI_FAILURE (Status))
1048 {
1049 AcpiOsPrintf ("AcpiSetCurrentResources failed: %s\n",
1050 AcpiFormatException (Status));
1051 goto EndCrs;
1052 }
1053
1054 EndCrs:
1055 ACPI_FREE (ReturnBuffer.Pointer);
1056 }
1057
1058
1059 /* _PRS */
1060
1061 GetPrs:
1062 if (PrsNode)
1063 {
1064 AcpiOsPrintf ("Evaluating _PRS\n");
1065
1066 ReturnBuffer.Pointer = AcpiGbl_DbBuffer;
1067 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE;
1068
1069 Status = AcpiEvaluateObject (PrsNode, NULL, NULL, &ReturnBuffer);
1070 if (ACPI_FAILURE (Status))
1071 {
1072 AcpiOsPrintf ("Could not evaluate _PRS: %s\n",
1073 AcpiFormatException (Status));
1074 goto GetAei;
1075 }
1076
1077 ReturnBuffer.Pointer = AcpiGbl_DbBuffer;
1078 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE;
1079
1080 Status = AcpiGetPossibleResources (Node, &ReturnBuffer);
1081 if (ACPI_FAILURE (Status))
1082 {
1083 AcpiOsPrintf ("AcpiGetPossibleResources failed: %s\n",
1084 AcpiFormatException (Status));
1085 goto GetAei;
1086 }
1087
1088 AcpiRsDumpResourceList (ACPI_CAST_PTR (
1089 ACPI_RESOURCE, AcpiGbl_DbBuffer));
1090 }
1091
1092
1093 /* _AEI */
1094
1095 GetAei:
1096 if (AeiNode)
1097 {
1098 AcpiOsPrintf ("Evaluating _AEI\n");
1099
1100 ReturnBuffer.Pointer = AcpiGbl_DbBuffer;
1101 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE;
1102
1103 Status = AcpiEvaluateObject (AeiNode, NULL, NULL, &ReturnBuffer);
1104 if (ACPI_FAILURE (Status))
1105 {
1106 AcpiOsPrintf ("Could not evaluate _AEI: %s\n",
1107 AcpiFormatException (Status));
1108 goto Cleanup;
1109 }
1110
1111 ReturnBuffer.Pointer = AcpiGbl_DbBuffer;
1112 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE;
1113
1114 Status = AcpiGetEventResources (Node, &ReturnBuffer);
1115 if (ACPI_FAILURE (Status))
1116 {
1117 AcpiOsPrintf ("AcpiGetEventResources failed: %s\n",
1118 AcpiFormatException (Status));
1119 goto Cleanup;
1120 }
1121
1122 AcpiRsDumpResourceList (ACPI_CAST_PTR (
1123 ACPI_RESOURCE, AcpiGbl_DbBuffer));
1124 }
1125
1126
1127 Cleanup:
1128 ACPI_FREE (ParentPath);
1129 return (AE_OK);
1130 }
1131
1132
1133 /*******************************************************************************
1134 *
1135 * FUNCTION: AcpiDbDisplayResources
1136 *
1137 * PARAMETERS: ObjectArg - String object name or object pointer.
1138 * NULL or "*" means "display resources for
1139 * all devices"
1140 *
1141 * RETURN: None
1142 *
1143 * DESCRIPTION: Display the resource objects associated with a device.
1144 *
1145 ******************************************************************************/
1146
1147 void
AcpiDbDisplayResources(char * ObjectArg)1148 AcpiDbDisplayResources (
1149 char *ObjectArg)
1150 {
1151 ACPI_NAMESPACE_NODE *Node;
1152
1153
1154 AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT);
1155 AcpiDbgLevel |= ACPI_LV_RESOURCES;
1156
1157 /* Asterisk means "display resources for all devices" */
1158
1159 if (!ObjectArg || (!strcmp (ObjectArg, "*")))
1160 {
1161 (void) AcpiWalkNamespace (ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
1162 ACPI_UINT32_MAX, AcpiDbDeviceResources, NULL, NULL, NULL);
1163 }
1164 else
1165 {
1166 /* Convert string to object pointer */
1167
1168 Node = AcpiDbConvertToNode (ObjectArg);
1169 if (Node)
1170 {
1171 if (Node->Type != ACPI_TYPE_DEVICE)
1172 {
1173 AcpiOsPrintf (
1174 "%4.4s: Name is not a device object (%s)\n",
1175 Node->Name.Ascii, AcpiUtGetTypeName (Node->Type));
1176 }
1177 else
1178 {
1179 (void) AcpiDbDeviceResources (Node, 0, NULL, NULL);
1180 }
1181 }
1182 }
1183
1184 AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT);
1185 }
1186
1187
1188 /*******************************************************************************
1189 *
1190 * FUNCTION: AcpiDbGenerateGed
1191 *
1192 * PARAMETERS: GedArg - Raw GED number, ascii string
1193 *
1194 * RETURN: None
1195 *
1196 * DESCRIPTION: Simulate firing of a GED
1197 *
1198 ******************************************************************************/
1199
1200 void
AcpiDbGenerateInterrupt(char * GsivArg)1201 AcpiDbGenerateInterrupt (
1202 char *GsivArg)
1203 {
1204 UINT32 GsivNumber;
1205 ACPI_GED_HANDLER_INFO *GedInfo = AcpiGbl_GedHandlerList;
1206
1207 if (!GedInfo) {
1208 AcpiOsPrintf ("No GED handling present\n");
1209 }
1210
1211 GsivNumber = strtoul (GsivArg, NULL, 0);
1212
1213 while (GedInfo) {
1214
1215 if (GedInfo->IntId == GsivNumber) {
1216 ACPI_OBJECT_LIST ArgList;
1217 ACPI_OBJECT Arg0;
1218 ACPI_HANDLE EvtHandle = GedInfo->EvtMethod;
1219 ACPI_STATUS Status;
1220
1221 AcpiOsPrintf ("Evaluate GED _EVT (GSIV=%d)\n", GsivNumber);
1222
1223 if (!EvtHandle) {
1224 AcpiOsPrintf ("Undefined _EVT method\n");
1225 return;
1226 }
1227
1228 Arg0.Integer.Type = ACPI_TYPE_INTEGER;
1229 Arg0.Integer.Value = GsivNumber;
1230
1231 ArgList.Count = 1;
1232 ArgList.Pointer = &Arg0;
1233
1234 Status = AcpiEvaluateObject (EvtHandle, NULL, &ArgList, NULL);
1235 if (ACPI_FAILURE (Status))
1236 {
1237 AcpiOsPrintf ("Could not evaluate _EVT\n");
1238 return;
1239 }
1240
1241 }
1242 GedInfo = GedInfo->Next;
1243 }
1244 }
1245
1246 #if (!ACPI_REDUCED_HARDWARE)
1247 /*******************************************************************************
1248 *
1249 * FUNCTION: AcpiDbGenerateGpe
1250 *
1251 * PARAMETERS: GpeArg - Raw GPE number, ascii string
1252 * BlockArg - GPE block number, ascii string
1253 * 0 or 1 for FADT GPE blocks
1254 *
1255 * RETURN: None
1256 *
1257 * DESCRIPTION: Simulate firing of a GPE
1258 *
1259 ******************************************************************************/
1260
1261 void
AcpiDbGenerateGpe(char * GpeArg,char * BlockArg)1262 AcpiDbGenerateGpe (
1263 char *GpeArg,
1264 char *BlockArg)
1265 {
1266 UINT32 BlockNumber = 0;
1267 UINT32 GpeNumber;
1268 ACPI_GPE_EVENT_INFO *GpeEventInfo;
1269
1270
1271 GpeNumber = strtoul (GpeArg, NULL, 0);
1272
1273 /*
1274 * If no block arg, or block arg == 0 or 1, use the FADT-defined
1275 * GPE blocks.
1276 */
1277 if (BlockArg)
1278 {
1279 BlockNumber = strtoul (BlockArg, NULL, 0);
1280 if (BlockNumber == 1)
1281 {
1282 BlockNumber = 0;
1283 }
1284 }
1285
1286 GpeEventInfo = AcpiEvGetGpeEventInfo (
1287 ACPI_TO_POINTER (BlockNumber), GpeNumber);
1288 if (!GpeEventInfo)
1289 {
1290 AcpiOsPrintf ("Invalid GPE\n");
1291 return;
1292 }
1293
1294 (void) AcpiEvGpeDispatch (NULL, GpeEventInfo, GpeNumber);
1295 }
1296
1297
1298 /*******************************************************************************
1299 *
1300 * FUNCTION: AcpiDbGenerateSci
1301 *
1302 * PARAMETERS: None
1303 *
1304 * RETURN: None
1305 *
1306 * DESCRIPTION: Simulate an SCI -- just call the SCI dispatch.
1307 *
1308 ******************************************************************************/
1309
1310 void
AcpiDbGenerateSci(void)1311 AcpiDbGenerateSci (
1312 void)
1313 {
1314 AcpiEvSciDispatch ();
1315 }
1316
1317 #endif /* !ACPI_REDUCED_HARDWARE */
1318
1319
1320 /*******************************************************************************
1321 *
1322 * FUNCTION: AcpiDbTrace
1323 *
1324 * PARAMETERS: EnableArg - ENABLE/AML to enable tracer
1325 * DISABLE to disable tracer
1326 * MethodArg - Method to trace
1327 * OnceArg - Whether trace once
1328 *
1329 * RETURN: None
1330 *
1331 * DESCRIPTION: Control method tracing facility
1332 *
1333 ******************************************************************************/
1334
1335 void
AcpiDbTrace(char * EnableArg,char * MethodArg,char * OnceArg)1336 AcpiDbTrace (
1337 char *EnableArg,
1338 char *MethodArg,
1339 char *OnceArg)
1340 {
1341 UINT32 DebugLevel = 0;
1342 UINT32 DebugLayer = 0;
1343 UINT32 Flags = 0;
1344
1345
1346 AcpiUtStrupr (EnableArg);
1347 AcpiUtStrupr (OnceArg);
1348
1349 if (MethodArg)
1350 {
1351 if (AcpiDbTraceMethodName)
1352 {
1353 ACPI_FREE (AcpiDbTraceMethodName);
1354 AcpiDbTraceMethodName = NULL;
1355 }
1356
1357 AcpiDbTraceMethodName = ACPI_ALLOCATE (strlen (MethodArg) + 1);
1358 if (!AcpiDbTraceMethodName)
1359 {
1360 AcpiOsPrintf ("Failed to allocate method name (%s)\n",
1361 MethodArg);
1362 return;
1363 }
1364
1365 strcpy (AcpiDbTraceMethodName, MethodArg);
1366 }
1367
1368 if (!strcmp (EnableArg, "ENABLE") ||
1369 !strcmp (EnableArg, "METHOD") ||
1370 !strcmp (EnableArg, "OPCODE"))
1371 {
1372 if (!strcmp (EnableArg, "ENABLE"))
1373 {
1374 /* Inherit current console settings */
1375
1376 DebugLevel = AcpiGbl_DbConsoleDebugLevel;
1377 DebugLayer = AcpiDbgLayer;
1378 }
1379 else
1380 {
1381 /* Restrict console output to trace points only */
1382
1383 DebugLevel = ACPI_LV_TRACE_POINT;
1384 DebugLayer = ACPI_EXECUTER;
1385 }
1386
1387 Flags = ACPI_TRACE_ENABLED;
1388
1389 if (!strcmp (EnableArg, "OPCODE"))
1390 {
1391 Flags |= ACPI_TRACE_OPCODE;
1392 }
1393
1394 if (OnceArg && !strcmp (OnceArg, "ONCE"))
1395 {
1396 Flags |= ACPI_TRACE_ONESHOT;
1397 }
1398 }
1399
1400 (void) AcpiDebugTrace (AcpiDbTraceMethodName,
1401 DebugLevel, DebugLayer, Flags);
1402 }
1403