xref: /freebsd/sys/contrib/dev/acpica/components/disassembler/dmresrcl.c (revision 02e9120893770924227138ba49df1edb3896112a)
1 /*******************************************************************************
2  *
3  * Module Name: dmresrcl.c - "Large" Resource Descriptor disassembly
4  *
5  ******************************************************************************/
6 
7 /******************************************************************************
8  *
9  * 1. Copyright Notice
10  *
11  * Some or all of this work - Copyright (c) 1999 - 2022, 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/acdisasm.h>
155 
156 
157 #define _COMPONENT          ACPI_CA_DEBUGGER
158         ACPI_MODULE_NAME    ("dbresrcl")
159 
160 
161 /* Common names for address and memory descriptors */
162 
163 static const char           *AcpiDmAddressNames[] =
164 {
165     "Granularity",
166     "Range Minimum",
167     "Range Maximum",
168     "Translation Offset",
169     "Length"
170 };
171 
172 static const char           *AcpiDmMemoryNames[] =
173 {
174     "Range Minimum",
175     "Range Maximum",
176     "Alignment",
177     "Length"
178 };
179 
180 
181 /* Local prototypes */
182 
183 static void
184 AcpiDmSpaceFlags (
185         UINT8               Flags);
186 
187 static void
188 AcpiDmIoFlags (
189         UINT8               Flags);
190 
191 static void
192 AcpiDmIoFlags2 (
193         UINT8               SpecificFlags);
194 
195 static void
196 AcpiDmMemoryFlags (
197     UINT8                   Flags,
198     UINT8                   SpecificFlags);
199 
200 static void
201 AcpiDmMemoryFlags2 (
202     UINT8                   SpecificFlags);
203 
204 static void
205 AcpiDmResourceSource (
206     AML_RESOURCE            *Resource,
207     ACPI_SIZE               MinimumLength,
208     UINT32                  Length);
209 
210 static void
211 AcpiDmAddressFields (
212     void                    *Source,
213     UINT8                   Type,
214     UINT32                  Level);
215 
216 static void
217 AcpiDmAddressPrefix (
218     UINT8                   Type);
219 
220 static void
221 AcpiDmAddressCommon (
222     AML_RESOURCE            *Resource,
223     UINT8                   Type,
224     UINT32                  Level);
225 
226 static void
227 AcpiDmAddressFlags (
228     AML_RESOURCE            *Resource);
229 
230 
231 /*******************************************************************************
232  *
233  * FUNCTION:    AcpiDmMemoryFields
234  *
235  * PARAMETERS:  Source              - Pointer to the contiguous data fields
236  *              Type                - 16 or 32 (bit)
237  *              Level               - Current source code indentation level
238  *
239  * RETURN:      None
240  *
241  * DESCRIPTION: Decode fields common to Memory24 and Memory32 descriptors
242  *
243  ******************************************************************************/
244 
245 static void
246 AcpiDmMemoryFields (
247     void                    *Source,
248     UINT8                   Type,
249     UINT32                  Level)
250 {
251     UINT32                  i;
252 
253 
254     for (i = 0; i < 4; i++)
255     {
256         AcpiDmIndent (Level + 1);
257 
258         switch (Type)
259         {
260         case 16:
261 
262             AcpiDmDumpInteger16 (ACPI_CAST_PTR (UINT16, Source)[i],
263                 AcpiDmMemoryNames[i]);
264             break;
265 
266         case 32:
267 
268             AcpiDmDumpInteger32 (ACPI_CAST_PTR (UINT32, Source)[i],
269                 AcpiDmMemoryNames[i]);
270             break;
271 
272         default:
273 
274             return;
275         }
276     }
277 }
278 
279 
280 /*******************************************************************************
281  *
282  * FUNCTION:    AcpiDmAddressFields
283  *
284  * PARAMETERS:  Source              - Pointer to the contiguous data fields
285  *              Type                - 16, 32, or 64 (bit)
286  *              Level               - Current source code indentation level
287  *
288  * RETURN:      None
289  *
290  * DESCRIPTION: Decode fields common to address descriptors
291  *
292  ******************************************************************************/
293 
294 static void
295 AcpiDmAddressFields (
296     void                    *Source,
297     UINT8                   Type,
298     UINT32                  Level)
299 {
300     UINT32                  i;
301 
302 
303     AcpiOsPrintf ("\n");
304 
305     for (i = 0; i < 5; i++)
306     {
307         AcpiDmIndent (Level + 1);
308 
309         switch (Type)
310         {
311         case 16:
312 
313             AcpiDmDumpInteger16 (ACPI_CAST_PTR (UINT16, Source)[i],
314                 AcpiDmAddressNames[i]);
315             break;
316 
317         case 32:
318 
319             AcpiDmDumpInteger32 (ACPI_CAST_PTR (UINT32, Source)[i],
320                 AcpiDmAddressNames[i]);
321             break;
322 
323         case 64:
324 
325             AcpiDmDumpInteger64 (ACPI_CAST_PTR (UINT64, Source)[i],
326                 AcpiDmAddressNames[i]);
327             break;
328 
329         default:
330 
331             return;
332         }
333     }
334 }
335 
336 
337 /*******************************************************************************
338  *
339  * FUNCTION:    AcpiDmAddressPrefix
340  *
341  * PARAMETERS:  Type                - Descriptor type
342  *
343  * RETURN:      None
344  *
345  * DESCRIPTION: Emit name prefix representing the address descriptor type
346  *
347  ******************************************************************************/
348 
349 static void
350 AcpiDmAddressPrefix (
351     UINT8                   Type)
352 {
353 
354     switch (Type)
355     {
356     case ACPI_RESOURCE_TYPE_ADDRESS16:
357 
358         AcpiOsPrintf ("Word");
359         break;
360 
361     case ACPI_RESOURCE_TYPE_ADDRESS32:
362 
363         AcpiOsPrintf ("DWord");
364         break;
365 
366     case ACPI_RESOURCE_TYPE_ADDRESS64:
367 
368         AcpiOsPrintf ("QWord");
369         break;
370 
371     case ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64:
372 
373         AcpiOsPrintf ("Extended");
374         break;
375 
376     default:
377 
378         return;
379     }
380 }
381 
382 
383 /*******************************************************************************
384  *
385  * FUNCTION:    AcpiDmAddressCommon
386  *
387  * PARAMETERS:  Resource            - Raw AML descriptor
388  *              Type                - Descriptor type
389  *              Level               - Current source code indentation level
390  *
391  * RETURN:      None
392  *
393  * DESCRIPTION: Emit common name and flag fields common to address descriptors
394  *
395  ******************************************************************************/
396 
397 static void
398 AcpiDmAddressCommon (
399     AML_RESOURCE            *Resource,
400     UINT8                   Type,
401     UINT32                  Level)
402 {
403     UINT8                   ResourceType;
404     UINT8                   SpecificFlags;
405     UINT8                   Flags;
406 
407 
408     ResourceType = Resource->Address.ResourceType;
409     SpecificFlags = Resource->Address.SpecificFlags;
410     Flags = Resource->Address.Flags;
411 
412     AcpiDmIndent (Level);
413 
414     /* Validate ResourceType */
415 
416     if ((ResourceType > 2) && (ResourceType < 0xC0))
417     {
418         AcpiOsPrintf (
419             "/**** Invalid Resource Type: 0x%X ****/", ResourceType);
420         return;
421     }
422 
423     /* Prefix is either Word, DWord, QWord, or Extended */
424 
425     AcpiDmAddressPrefix (Type);
426 
427     /* Resource Types above 0xC0 are vendor-defined */
428 
429     if (ResourceType > 2)
430     {
431         AcpiOsPrintf ("Space (0x%2.2X, ", ResourceType);
432         AcpiDmSpaceFlags (Flags);
433         AcpiOsPrintf (" 0x%2.2X,", SpecificFlags);
434         return;
435     }
436 
437     /* This is either a Memory, IO, or BusNumber descriptor (0,1,2) */
438 
439     AcpiOsPrintf ("%s (",
440         AcpiGbl_WordDecode [ACPI_GET_2BIT_FLAG (ResourceType)]);
441 
442     /* Decode the general and type-specific flags */
443 
444     if (ResourceType == ACPI_MEMORY_RANGE)
445     {
446         AcpiDmMemoryFlags (Flags, SpecificFlags);
447     }
448     else /* IO range or BusNumberRange */
449     {
450         AcpiDmIoFlags (Flags);
451         if (ResourceType == ACPI_IO_RANGE)
452         {
453             AcpiOsPrintf (" %s,",
454                 AcpiGbl_RngDecode [ACPI_GET_2BIT_FLAG (SpecificFlags)]);
455         }
456     }
457 }
458 
459 
460 /*******************************************************************************
461  *
462  * FUNCTION:    AcpiDmAddressFlags
463  *
464  * PARAMETERS:  Resource        - Raw AML descriptor
465  *
466  * RETURN:      None
467  *
468  * DESCRIPTION: Emit flags common to address descriptors
469  *
470  ******************************************************************************/
471 
472 static void
473 AcpiDmAddressFlags (
474     AML_RESOURCE            *Resource)
475 {
476 
477     if (Resource->Address.ResourceType == ACPI_IO_RANGE)
478     {
479         AcpiDmIoFlags2 (Resource->Address.SpecificFlags);
480     }
481     else if (Resource->Address.ResourceType == ACPI_MEMORY_RANGE)
482     {
483         AcpiDmMemoryFlags2 (Resource->Address.SpecificFlags);
484     }
485 }
486 
487 
488 /*******************************************************************************
489  *
490  * FUNCTION:    AcpiDmSpaceFlags
491  *
492  * PARAMETERS:  Flags               - Flag byte to be decoded
493  *
494  * RETURN:      None
495  *
496  * DESCRIPTION: Decode the flags specific to Space Address space descriptors
497  *
498  ******************************************************************************/
499 
500 static void
501 AcpiDmSpaceFlags (
502     UINT8                   Flags)
503 {
504 
505     AcpiOsPrintf ("%s, %s, %s, %s,",
506         AcpiGbl_ConsumeDecode [ACPI_GET_1BIT_FLAG (Flags)],
507         AcpiGbl_DecDecode [ACPI_EXTRACT_1BIT_FLAG (Flags, 1)],
508         AcpiGbl_MinDecode [ACPI_EXTRACT_1BIT_FLAG (Flags, 2)],
509         AcpiGbl_MaxDecode [ACPI_EXTRACT_1BIT_FLAG (Flags, 3)]);
510 }
511 
512 
513 /*******************************************************************************
514  *
515  * FUNCTION:    AcpiDmIoFlags
516  *
517  * PARAMETERS:  Flags               - Flag byte to be decoded
518  *
519  * RETURN:      None
520  *
521  * DESCRIPTION: Decode the flags specific to IO Address space descriptors
522  *
523  ******************************************************************************/
524 
525 static void
526 AcpiDmIoFlags (
527         UINT8               Flags)
528 {
529     AcpiOsPrintf ("%s, %s, %s, %s,",
530         AcpiGbl_ConsumeDecode [ACPI_GET_1BIT_FLAG (Flags)],
531         AcpiGbl_MinDecode [ACPI_EXTRACT_1BIT_FLAG (Flags, 2)],
532         AcpiGbl_MaxDecode [ACPI_EXTRACT_1BIT_FLAG (Flags, 3)],
533         AcpiGbl_DecDecode [ACPI_EXTRACT_1BIT_FLAG (Flags, 1)]);
534 }
535 
536 
537 /*******************************************************************************
538  *
539  * FUNCTION:    AcpiDmIoFlags2
540  *
541  * PARAMETERS:  SpecificFlags       - "Specific" flag byte to be decoded
542  *
543  * RETURN:      None
544  *
545  * DESCRIPTION: Decode the flags specific to IO Address space descriptors
546  *
547  ******************************************************************************/
548 
549 static void
550 AcpiDmIoFlags2 (
551         UINT8               SpecificFlags)
552 {
553 
554     /* _TTP */
555 
556     AcpiOsPrintf (", %s",
557         AcpiGbl_TtpDecode [ACPI_EXTRACT_1BIT_FLAG (SpecificFlags, 4)]);
558 
559     /*
560      * TRS is only used if TTP is TypeTranslation. However, the disassembler
561      * always emits exactly what is in the AML.
562      */
563     AcpiOsPrintf (", %s",
564         AcpiGbl_TrsDecode [ACPI_EXTRACT_1BIT_FLAG (SpecificFlags, 5)]);
565 }
566 
567 
568 /*******************************************************************************
569  *
570  * FUNCTION:    AcpiDmMemoryFlags
571  *
572  * PARAMETERS:  Flags               - Flag byte to be decoded
573  *              SpecificFlags       - "Specific" flag byte to be decoded
574  *
575  * RETURN:      None
576  *
577  * DESCRIPTION: Decode flags specific to Memory Address Space descriptors
578  *
579  ******************************************************************************/
580 
581 static void
582 AcpiDmMemoryFlags (
583     UINT8                   Flags,
584     UINT8                   SpecificFlags)
585 {
586 
587     AcpiOsPrintf ("%s, %s, %s, %s, %s, %s,",
588         AcpiGbl_ConsumeDecode [ACPI_GET_1BIT_FLAG (Flags)],
589         AcpiGbl_DecDecode [ACPI_EXTRACT_1BIT_FLAG (Flags, 1)],
590         AcpiGbl_MinDecode [ACPI_EXTRACT_1BIT_FLAG (Flags, 2)],
591         AcpiGbl_MaxDecode [ACPI_EXTRACT_1BIT_FLAG (Flags, 3)],
592         AcpiGbl_MemDecode [ACPI_EXTRACT_2BIT_FLAG (SpecificFlags, 1)],
593         AcpiGbl_RwDecode [ACPI_GET_1BIT_FLAG (SpecificFlags)]);
594 }
595 
596 
597 /*******************************************************************************
598  *
599  * FUNCTION:    AcpiDmMemoryFlags2
600  *
601  * PARAMETERS:  SpecificFlags       - "Specific" flag byte to be decoded
602  *
603  * RETURN:      None
604  *
605  * DESCRIPTION: Decode flags specific to Memory Address Space descriptors
606  *
607  ******************************************************************************/
608 
609 static void
610 AcpiDmMemoryFlags2 (
611     UINT8                   SpecificFlags)
612 {
613 
614     AcpiOsPrintf (", %s, %s",
615         AcpiGbl_MtpDecode [ACPI_EXTRACT_2BIT_FLAG (SpecificFlags, 3)],
616         AcpiGbl_TtpDecode [ACPI_EXTRACT_1BIT_FLAG (SpecificFlags, 5)]);
617 }
618 
619 
620 /*******************************************************************************
621  *
622  * FUNCTION:    AcpiDmResourceSource
623  *
624  * PARAMETERS:  Resource        - Raw AML descriptor
625  *              MinimumLength   - descriptor length without optional fields
626  *              ResourceLength
627  *
628  * RETURN:      None
629  *
630  * DESCRIPTION: Dump optional ResourceSource fields of an address descriptor
631  *
632  ******************************************************************************/
633 
634 static void
635 AcpiDmResourceSource (
636     AML_RESOURCE            *Resource,
637     ACPI_SIZE               MinimumTotalLength,
638     UINT32                  ResourceLength)
639 {
640     UINT8                   *AmlResourceSource;
641     UINT32                  TotalLength;
642 
643 
644     TotalLength = ResourceLength + sizeof (AML_RESOURCE_LARGE_HEADER);
645 
646     /* Check if the optional ResourceSource fields are present */
647 
648     if (TotalLength <= MinimumTotalLength)
649     {
650         /* The two optional fields are not used */
651 
652         AcpiOsPrintf (",, ");
653         return;
654     }
655 
656     /* Get a pointer to the ResourceSource */
657 
658     AmlResourceSource = ACPI_ADD_PTR (UINT8, Resource, MinimumTotalLength);
659 
660     /*
661      * Always emit the ResourceSourceIndex (Byte)
662      *
663      * NOTE: Some ASL compilers always create a 0 byte (in the AML) for the
664      * Index even if the String does not exist. Although this is in violation
665      * of the ACPI specification, it is very important to emit ASL code that
666      * can be compiled back to the identical AML. There may be fields and/or
667      * indexes into the resource template buffer that are compiled to absolute
668      * offsets, and these will be broken if the AML length is changed.
669      */
670     AcpiOsPrintf ("0x%2.2X,", (UINT32) AmlResourceSource[0]);
671 
672     /* Make sure that the ResourceSource string exists before dumping it */
673 
674     if (TotalLength > (MinimumTotalLength + 1))
675     {
676         AcpiOsPrintf (" ");
677         AcpiUtPrintString ((char *) &AmlResourceSource[1], ACPI_UINT16_MAX);
678     }
679 
680     AcpiOsPrintf (", ");
681 }
682 
683 
684 /*******************************************************************************
685  *
686  * FUNCTION:    AcpiDmWordDescriptor
687  *
688  * PARAMETERS:  Info                - Extra resource info
689  *              Resource            - Pointer to the resource descriptor
690  *              Length              - Length of the descriptor in bytes
691  *              Level               - Current source code indentation level
692  *
693  * RETURN:      None
694  *
695  * DESCRIPTION: Decode a Word Address Space descriptor
696  *
697  ******************************************************************************/
698 
699 void
700 AcpiDmWordDescriptor (
701     ACPI_OP_WALK_INFO       *Info,
702     AML_RESOURCE            *Resource,
703     UINT32                  Length,
704     UINT32                  Level)
705 {
706 
707     /* Dump resource name and flags */
708 
709     AcpiDmAddressCommon (Resource, ACPI_RESOURCE_TYPE_ADDRESS16, Level);
710 
711     /* Dump the 5 contiguous WORD values */
712 
713     AcpiDmAddressFields (&Resource->Address16.Granularity, 16, Level);
714 
715     /* The ResourceSource fields are optional */
716 
717     AcpiDmIndent (Level + 1);
718     AcpiDmResourceSource (Resource, sizeof (AML_RESOURCE_ADDRESS16), Length);
719 
720     /* Insert a descriptor name */
721 
722     AcpiDmDescriptorName ();
723 
724     /* Type-specific flags */
725 
726     AcpiDmAddressFlags (Resource);
727     AcpiOsPrintf (")\n");
728 }
729 
730 
731 /*******************************************************************************
732  *
733  * FUNCTION:    AcpiDmDwordDescriptor
734  *
735  * PARAMETERS:  Info                - Extra resource info
736  *              Resource            - Pointer to the resource descriptor
737  *              Length              - Length of the descriptor in bytes
738  *              Level               - Current source code indentation level
739  *
740  * RETURN:      None
741  *
742  * DESCRIPTION: Decode a DWord Address Space descriptor
743  *
744  ******************************************************************************/
745 
746 void
747 AcpiDmDwordDescriptor (
748     ACPI_OP_WALK_INFO       *Info,
749     AML_RESOURCE            *Resource,
750     UINT32                  Length,
751     UINT32                  Level)
752 {
753 
754     /* Dump resource name and flags */
755 
756     AcpiDmAddressCommon (Resource, ACPI_RESOURCE_TYPE_ADDRESS32, Level);
757 
758     /* Dump the 5 contiguous DWORD values */
759 
760     AcpiDmAddressFields (&Resource->Address32.Granularity, 32, Level);
761 
762     /* The ResourceSource fields are optional */
763 
764     AcpiDmIndent (Level + 1);
765     AcpiDmResourceSource (Resource, sizeof (AML_RESOURCE_ADDRESS32), Length);
766 
767     /* Insert a descriptor name */
768 
769     AcpiDmDescriptorName ();
770 
771     /* Type-specific flags */
772 
773     AcpiDmAddressFlags (Resource);
774     AcpiOsPrintf (")\n");
775 }
776 
777 
778 /*******************************************************************************
779  *
780  * FUNCTION:    AcpiDmQwordDescriptor
781  *
782  * PARAMETERS:  Info                - Extra resource info
783  *              Resource            - Pointer to the resource descriptor
784  *              Length              - Length of the descriptor in bytes
785  *              Level               - Current source code indentation level
786  *
787  * RETURN:      None
788  *
789  * DESCRIPTION: Decode a QWord Address Space descriptor
790  *
791  ******************************************************************************/
792 
793 void
794 AcpiDmQwordDescriptor (
795     ACPI_OP_WALK_INFO       *Info,
796     AML_RESOURCE            *Resource,
797     UINT32                  Length,
798     UINT32                  Level)
799 {
800 
801     /* Dump resource name and flags */
802 
803     AcpiDmAddressCommon (Resource, ACPI_RESOURCE_TYPE_ADDRESS64, Level);
804 
805     /* Dump the 5 contiguous QWORD values */
806 
807     AcpiDmAddressFields (&Resource->Address64.Granularity, 64, Level);
808 
809     /* The ResourceSource fields are optional */
810 
811     AcpiDmIndent (Level + 1);
812     AcpiDmResourceSource (Resource, sizeof (AML_RESOURCE_ADDRESS64), Length);
813 
814     /* Insert a descriptor name */
815 
816     AcpiDmDescriptorName ();
817 
818     /* Type-specific flags */
819 
820     AcpiDmAddressFlags (Resource);
821     AcpiOsPrintf (")\n");
822 }
823 
824 
825 /*******************************************************************************
826  *
827  * FUNCTION:    AcpiDmExtendedDescriptor
828  *
829  * PARAMETERS:  Info                - Extra resource info
830  *              Resource            - Pointer to the resource descriptor
831  *              Length              - Length of the descriptor in bytes
832  *              Level               - Current source code indentation level
833  *
834  * RETURN:      None
835  *
836  * DESCRIPTION: Decode a Extended Address Space descriptor
837  *
838  ******************************************************************************/
839 
840 void
841 AcpiDmExtendedDescriptor (
842     ACPI_OP_WALK_INFO       *Info,
843     AML_RESOURCE            *Resource,
844     UINT32                  Length,
845     UINT32                  Level)
846 {
847 
848     /* Dump resource name and flags */
849 
850     AcpiDmAddressCommon (
851         Resource, ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64, Level);
852 
853     /* Dump the 5 contiguous QWORD values */
854 
855     AcpiDmAddressFields (&Resource->ExtAddress64.Granularity, 64, Level);
856 
857     /* Extra field for this descriptor only */
858 
859     AcpiDmIndent (Level + 1);
860     AcpiDmDumpInteger64 (Resource->ExtAddress64.TypeSpecific,
861         "Type-Specific Attributes");
862 
863     /* Insert a descriptor name */
864 
865     AcpiDmIndent (Level + 1);
866     AcpiDmDescriptorName ();
867 
868     /* Type-specific flags */
869 
870     AcpiDmAddressFlags (Resource);
871     AcpiOsPrintf (")\n");
872 }
873 
874 
875 /*******************************************************************************
876  *
877  * FUNCTION:    AcpiDmMemory24Descriptor
878  *
879  * PARAMETERS:  Info                - Extra resource info
880  *              Resource            - Pointer to the resource descriptor
881  *              Length              - Length of the descriptor in bytes
882  *              Level               - Current source code indentation level
883  *
884  * RETURN:      None
885  *
886  * DESCRIPTION: Decode a Memory24 descriptor
887  *
888  ******************************************************************************/
889 
890 void
891 AcpiDmMemory24Descriptor (
892     ACPI_OP_WALK_INFO       *Info,
893     AML_RESOURCE            *Resource,
894     UINT32                  Length,
895     UINT32                  Level)
896 {
897 
898     /* Dump name and read/write flag */
899 
900     AcpiDmIndent (Level);
901     AcpiOsPrintf ("Memory24 (%s,\n",
902         AcpiGbl_RwDecode [ACPI_GET_1BIT_FLAG (Resource->Memory24.Flags)]);
903 
904     /* Dump the 4 contiguous WORD values */
905 
906     AcpiDmMemoryFields (&Resource->Memory24.Minimum, 16, Level);
907 
908     /* Insert a descriptor name */
909 
910     AcpiDmIndent (Level + 1);
911     AcpiDmDescriptorName ();
912     AcpiOsPrintf (")\n");
913 }
914 
915 
916 /*******************************************************************************
917  *
918  * FUNCTION:    AcpiDmMemory32Descriptor
919  *
920  * PARAMETERS:  Info                - Extra resource info
921  *              Resource            - Pointer to the resource descriptor
922  *              Length              - Length of the descriptor in bytes
923  *              Level               - Current source code indentation level
924  *
925  * RETURN:      None
926  *
927  * DESCRIPTION: Decode a Memory32 descriptor
928  *
929  ******************************************************************************/
930 
931 void
932 AcpiDmMemory32Descriptor (
933     ACPI_OP_WALK_INFO       *Info,
934     AML_RESOURCE            *Resource,
935     UINT32                  Length,
936     UINT32                  Level)
937 {
938 
939     /* Dump name and read/write flag */
940 
941     AcpiDmIndent (Level);
942     AcpiOsPrintf ("Memory32 (%s,\n",
943         AcpiGbl_RwDecode [ACPI_GET_1BIT_FLAG (Resource->Memory32.Flags)]);
944 
945     /* Dump the 4 contiguous DWORD values */
946 
947     AcpiDmMemoryFields (&Resource->Memory32.Minimum, 32, Level);
948 
949     /* Insert a descriptor name */
950 
951     AcpiDmIndent (Level + 1);
952     AcpiDmDescriptorName ();
953     AcpiOsPrintf (")\n");
954 }
955 
956 
957 /*******************************************************************************
958  *
959  * FUNCTION:    AcpiDmFixedMemory32Descriptor
960  *
961  * PARAMETERS:  Info                - Extra resource info
962  *              Resource            - Pointer to the resource descriptor
963  *              Length              - Length of the descriptor in bytes
964  *              Level               - Current source code indentation level
965  *
966  * RETURN:      None
967  *
968  * DESCRIPTION: Decode a Fixed Memory32 descriptor
969  *
970  ******************************************************************************/
971 
972 void
973 AcpiDmFixedMemory32Descriptor (
974     ACPI_OP_WALK_INFO       *Info,
975     AML_RESOURCE            *Resource,
976     UINT32                  Length,
977     UINT32                  Level)
978 {
979 
980     /* Dump name and read/write flag */
981 
982     AcpiDmIndent (Level);
983     AcpiOsPrintf ("Memory32Fixed (%s,\n",
984         AcpiGbl_RwDecode [ACPI_GET_1BIT_FLAG (Resource->FixedMemory32.Flags)]);
985 
986     AcpiDmIndent (Level + 1);
987     AcpiDmDumpInteger32 (Resource->FixedMemory32.Address,
988         "Address Base");
989 
990     AcpiDmIndent (Level + 1);
991     AcpiDmDumpInteger32 (Resource->FixedMemory32.AddressLength,
992         "Address Length");
993 
994     /* Insert a descriptor name */
995 
996     AcpiDmIndent (Level + 1);
997     AcpiDmDescriptorName ();
998     AcpiOsPrintf (")\n");
999 }
1000 
1001 
1002 /*******************************************************************************
1003  *
1004  * FUNCTION:    AcpiDmGenericRegisterDescriptor
1005  *
1006  * PARAMETERS:  Info                - Extra resource info
1007  *              Resource            - Pointer to the resource descriptor
1008  *              Length              - Length of the descriptor in bytes
1009  *              Level               - Current source code indentation level
1010  *
1011  * RETURN:      None
1012  *
1013  * DESCRIPTION: Decode a Generic Register descriptor
1014  *
1015  ******************************************************************************/
1016 
1017 void
1018 AcpiDmGenericRegisterDescriptor (
1019     ACPI_OP_WALK_INFO       *Info,
1020     AML_RESOURCE            *Resource,
1021     UINT32                  Length,
1022     UINT32                  Level)
1023 {
1024 
1025     AcpiDmIndent (Level);
1026     AcpiOsPrintf ("Register (");
1027     AcpiDmAddressSpace (Resource->GenericReg.AddressSpaceId);
1028     AcpiOsPrintf ("\n");
1029 
1030     AcpiDmIndent (Level + 1);
1031     AcpiDmDumpInteger8 (Resource->GenericReg.BitWidth, "Bit Width");
1032 
1033     AcpiDmIndent (Level + 1);
1034     AcpiDmDumpInteger8 (Resource->GenericReg.BitOffset, "Bit Offset");
1035 
1036     AcpiDmIndent (Level + 1);
1037     AcpiDmDumpInteger64 (Resource->GenericReg.Address, "Address");
1038 
1039     /* Optional field for ACPI 3.0 */
1040 
1041     AcpiDmIndent (Level + 1);
1042     if (Resource->GenericReg.AccessSize)
1043     {
1044         AcpiOsPrintf ("0x%2.2X,               // %s\n",
1045             Resource->GenericReg.AccessSize, "Access Size");
1046         AcpiDmIndent (Level + 1);
1047     }
1048     else
1049     {
1050         AcpiOsPrintf (",");
1051     }
1052 
1053     /* DescriptorName was added for ACPI 3.0+ */
1054 
1055     AcpiDmDescriptorName ();
1056     AcpiOsPrintf (")\n");
1057 }
1058 
1059 
1060 /*******************************************************************************
1061  *
1062  * FUNCTION:    AcpiDmInterruptDescriptor
1063  *
1064  * PARAMETERS:  Info                - Extra resource info
1065  *              Resource            - Pointer to the resource descriptor
1066  *              Length              - Length of the descriptor in bytes
1067  *              Level               - Current source code indentation level
1068  *
1069  * RETURN:      None
1070  *
1071  * DESCRIPTION: Decode a extended Interrupt descriptor
1072  *
1073  ******************************************************************************/
1074 
1075 void
1076 AcpiDmInterruptDescriptor (
1077     ACPI_OP_WALK_INFO       *Info,
1078     AML_RESOURCE            *Resource,
1079     UINT32                  Length,
1080     UINT32                  Level)
1081 {
1082     UINT32                  i;
1083 
1084 
1085     AcpiDmIndent (Level);
1086     AcpiOsPrintf ("Interrupt (%s, %s, %s, %s, ",
1087         AcpiGbl_ConsumeDecode [ACPI_GET_1BIT_FLAG (Resource->ExtendedIrq.Flags)],
1088         AcpiGbl_HeDecode [ACPI_EXTRACT_1BIT_FLAG (Resource->ExtendedIrq.Flags, 1)],
1089         AcpiGbl_LlDecode [ACPI_EXTRACT_1BIT_FLAG (Resource->ExtendedIrq.Flags, 2)],
1090         AcpiGbl_ShrDecode [ACPI_EXTRACT_2BIT_FLAG (Resource->ExtendedIrq.Flags, 3)]);
1091 
1092     /*
1093      * The ResourceSource fields are optional and appear after the interrupt
1094      * list. Must compute length based on length of the list. First xrupt
1095      * is included in the struct (reason for -1 below)
1096      */
1097     AcpiDmResourceSource (Resource,
1098         sizeof (AML_RESOURCE_EXTENDED_IRQ) +
1099             ((UINT32) Resource->ExtendedIrq.InterruptCount - 1) * sizeof (UINT32),
1100         Resource->ExtendedIrq.ResourceLength);
1101 
1102     /* Insert a descriptor name */
1103 
1104     AcpiDmDescriptorName ();
1105     AcpiOsPrintf (")\n");
1106 
1107     /* Dump the interrupt list */
1108 
1109     AcpiDmIndent (Level);
1110     AcpiOsPrintf ("{\n");
1111     for (i = 0; i < Resource->ExtendedIrq.InterruptCount; i++)
1112     {
1113         AcpiDmIndent (Level + 1);
1114         AcpiOsPrintf ("0x%8.8X,\n",
1115             (UINT32) Resource->ExtendedIrq.Interrupts[i]);
1116     }
1117 
1118     AcpiDmIndent (Level);
1119     AcpiOsPrintf ("}\n");
1120 }
1121 
1122 
1123 /*******************************************************************************
1124  *
1125  * FUNCTION:    AcpiDmVendorCommon
1126  *
1127  * PARAMETERS:  Name                - Descriptor name suffix
1128  *              ByteData            - Pointer to the vendor byte data
1129  *              Length              - Length of the byte data
1130  *              Level               - Current source code indentation level
1131  *
1132  * RETURN:      None
1133  *
1134  * DESCRIPTION: Decode a Vendor descriptor, both Large and Small
1135  *
1136  ******************************************************************************/
1137 
1138 void
1139 AcpiDmVendorCommon (
1140     const char              *Name,
1141     UINT8                   *ByteData,
1142     UINT32                  Length,
1143     UINT32                  Level)
1144 {
1145 
1146     /* Dump macro name */
1147 
1148     AcpiDmIndent (Level);
1149     AcpiOsPrintf ("Vendor%s (", Name);
1150 
1151     /* Insert a descriptor name */
1152 
1153     AcpiDmDescriptorName ();
1154     AcpiOsPrintf (")      // Length = 0x%.2X\n", Length);
1155 
1156     /* Dump the vendor bytes */
1157 
1158     AcpiDmIndent (Level);
1159     AcpiOsPrintf ("{\n");
1160 
1161     AcpiDmDisasmByteList (Level + 1, ByteData, Length);
1162 
1163     AcpiDmIndent (Level);
1164     AcpiOsPrintf ("}\n");
1165 }
1166 
1167 
1168 /*******************************************************************************
1169  *
1170  * FUNCTION:    AcpiDmVendorLargeDescriptor
1171  *
1172  * PARAMETERS:  Info                - Extra resource info
1173  *              Resource            - Pointer to the resource descriptor
1174  *              Length              - Length of the descriptor in bytes
1175  *              Level               - Current source code indentation level
1176  *
1177  * RETURN:      None
1178  *
1179  * DESCRIPTION: Decode a Vendor Large descriptor
1180  *
1181  ******************************************************************************/
1182 
1183 void
1184 AcpiDmVendorLargeDescriptor (
1185     ACPI_OP_WALK_INFO       *Info,
1186     AML_RESOURCE            *Resource,
1187     UINT32                  Length,
1188     UINT32                  Level)
1189 {
1190 
1191     AcpiDmVendorCommon ("Long ",
1192         ACPI_ADD_PTR (UINT8, Resource, sizeof (AML_RESOURCE_LARGE_HEADER)),
1193         Length, Level);
1194 }
1195