1 /*******************************************************************************
2 *
3 * Module Name: rsmisc - Miscellaneous resource descriptors
4 *
5 ******************************************************************************/
6
7 /******************************************************************************
8 *
9 * 1. Copyright Notice
10 *
11 * Some or all of this work - Copyright (c) 1999 - 2023, 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/acresrc.h>
155
156 #define _COMPONENT ACPI_RESOURCES
157 ACPI_MODULE_NAME ("rsmisc")
158
159
160 #define INIT_RESOURCE_TYPE(i) i->ResourceOffset
161 #define INIT_RESOURCE_LENGTH(i) i->AmlOffset
162 #define INIT_TABLE_LENGTH(i) i->Value
163
164 #define COMPARE_OPCODE(i) i->ResourceOffset
165 #define COMPARE_TARGET(i) i->AmlOffset
166 #define COMPARE_VALUE(i) i->Value
167
168
169 /*******************************************************************************
170 *
171 * FUNCTION: AcpiRsConvertAmlToResource
172 *
173 * PARAMETERS: Resource - Pointer to the resource descriptor
174 * Aml - Where the AML descriptor is returned
175 * Info - Pointer to appropriate conversion table
176 *
177 * RETURN: Status
178 *
179 * DESCRIPTION: Convert an external AML resource descriptor to the corresponding
180 * internal resource descriptor
181 *
182 ******************************************************************************/
183
184 ACPI_STATUS
AcpiRsConvertAmlToResource(ACPI_RESOURCE * Resource,AML_RESOURCE * Aml,ACPI_RSCONVERT_INFO * Info)185 AcpiRsConvertAmlToResource (
186 ACPI_RESOURCE *Resource,
187 AML_RESOURCE *Aml,
188 ACPI_RSCONVERT_INFO *Info)
189 {
190 ACPI_RS_LENGTH AmlResourceLength;
191 void *Source;
192 void *Destination;
193 char *Target;
194 UINT8 Count;
195 UINT8 FlagsMode = FALSE;
196 UINT16 ItemCount = 0;
197 UINT16 Temp16 = 0;
198
199
200 ACPI_FUNCTION_TRACE (RsConvertAmlToResource);
201
202
203 if (!Info)
204 {
205 return_ACPI_STATUS (AE_BAD_PARAMETER);
206 }
207
208 if (((ACPI_SIZE) Resource) & 0x3)
209 {
210 /* Each internal resource struct is expected to be 32-bit aligned */
211
212 ACPI_WARNING ((AE_INFO,
213 "Misaligned resource pointer (get): %p Type 0x%2.2X Length %u",
214 Resource, Resource->Type, Resource->Length));
215 }
216
217 /* Extract the resource Length field (does not include header length) */
218
219 AmlResourceLength = AcpiUtGetResourceLength (Aml);
220
221 /*
222 * First table entry must be ACPI_RSC_INITxxx and must contain the
223 * table length (# of table entries)
224 */
225 Count = INIT_TABLE_LENGTH (Info);
226 while (Count)
227 {
228 Target = NULL;
229
230 /*
231 * Source is the external AML byte stream buffer,
232 * destination is the internal resource descriptor
233 */
234 Source = ACPI_ADD_PTR (void, Aml, Info->AmlOffset);
235 Destination = ACPI_ADD_PTR (void, Resource, Info->ResourceOffset);
236
237 switch (Info->Opcode)
238 {
239 case ACPI_RSC_INITGET:
240 /*
241 * Get the resource type and the initial (minimum) length
242 */
243 memset (Resource, 0, INIT_RESOURCE_LENGTH (Info));
244 Resource->Type = INIT_RESOURCE_TYPE (Info);
245 Resource->Length = INIT_RESOURCE_LENGTH (Info);
246 break;
247
248 case ACPI_RSC_INITSET:
249 break;
250
251 case ACPI_RSC_FLAGINIT:
252
253 FlagsMode = TRUE;
254 break;
255
256 case ACPI_RSC_1BITFLAG:
257 /*
258 * Mask and shift the flag bit
259 */
260 ACPI_SET8 (Destination,
261 ((ACPI_GET8 (Source) >> Info->Value) & 0x01));
262 break;
263
264 case ACPI_RSC_2BITFLAG:
265 /*
266 * Mask and shift the flag bits
267 */
268 ACPI_SET8 (Destination,
269 ((ACPI_GET8 (Source) >> Info->Value) & 0x03));
270 break;
271
272 case ACPI_RSC_3BITFLAG:
273 /*
274 * Mask and shift the flag bits
275 */
276 ACPI_SET8 (Destination,
277 ((ACPI_GET8 (Source) >> Info->Value) & 0x07));
278 break;
279
280 case ACPI_RSC_6BITFLAG:
281 /*
282 * Mask and shift the flag bits
283 */
284 ACPI_SET8 (Destination,
285 ((ACPI_GET8 (Source) >> Info->Value) & 0x3F));
286 break;
287
288 case ACPI_RSC_COUNT:
289
290 ItemCount = ACPI_GET8 (Source);
291 ACPI_SET8 (Destination, ItemCount);
292
293 Resource->Length = Resource->Length +
294 (Info->Value * (ItemCount - 1));
295 break;
296
297 case ACPI_RSC_COUNT16:
298
299 ItemCount = AmlResourceLength;
300 ACPI_SET16 (Destination, ItemCount);
301
302 Resource->Length = Resource->Length +
303 (Info->Value * (ItemCount - 1));
304 break;
305
306 case ACPI_RSC_COUNT_GPIO_PIN:
307
308 Target = ACPI_ADD_PTR (void, Aml, Info->Value);
309 ItemCount = ACPI_GET16 (Target) - ACPI_GET16 (Source);
310
311 Resource->Length = Resource->Length + ItemCount;
312 ItemCount = ItemCount / 2;
313 ACPI_SET16 (Destination, ItemCount);
314 break;
315
316 case ACPI_RSC_COUNT_GPIO_VEN:
317
318 ItemCount = ACPI_GET8 (Source);
319 ACPI_SET8 (Destination, ItemCount);
320
321 Resource->Length = Resource->Length + (Info->Value * ItemCount);
322 break;
323
324 case ACPI_RSC_COUNT_GPIO_RES:
325 /*
326 * Vendor data is optional (length/offset may both be zero)
327 * Examine vendor data length field first
328 */
329 Target = ACPI_ADD_PTR (void, Aml, (Info->Value + 2));
330 if (ACPI_GET16 (Target))
331 {
332 /* Use vendor offset to get resource source length */
333
334 Target = ACPI_ADD_PTR (void, Aml, Info->Value);
335 ItemCount = ACPI_GET16 (Target) - ACPI_GET16 (Source);
336 }
337 else
338 {
339 /* No vendor data to worry about */
340
341 ItemCount = Aml->LargeHeader.ResourceLength +
342 sizeof (AML_RESOURCE_LARGE_HEADER) -
343 ACPI_GET16 (Source);
344 }
345
346 Resource->Length = Resource->Length + ItemCount;
347 ACPI_SET16 (Destination, ItemCount);
348 break;
349
350 case ACPI_RSC_COUNT_SERIAL_VEN:
351
352 ACPI_MOVE_16_TO_16(&Temp16, Source);
353 ItemCount = Temp16 - Info->Value;
354
355 Resource->Length = Resource->Length + ItemCount;
356 ACPI_SET16 (Destination, ItemCount);
357 break;
358
359 case ACPI_RSC_COUNT_SERIAL_RES:
360
361 ACPI_MOVE_16_TO_16(&Temp16, Source);
362 ItemCount = (AmlResourceLength +
363 sizeof (AML_RESOURCE_LARGE_HEADER)) -
364 Temp16 - Info->Value;
365
366 Resource->Length = Resource->Length + ItemCount;
367 ACPI_SET16 (Destination, ItemCount);
368 break;
369
370 case ACPI_RSC_LENGTH:
371
372 Resource->Length = Resource->Length + Info->Value;
373 break;
374
375 case ACPI_RSC_MOVE8:
376 case ACPI_RSC_MOVE16:
377 case ACPI_RSC_MOVE32:
378 case ACPI_RSC_MOVE64:
379 /*
380 * Raw data move. Use the Info value field unless ItemCount has
381 * been previously initialized via a COUNT opcode
382 */
383 if (Info->Value)
384 {
385 ItemCount = Info->Value;
386 }
387 AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode);
388 break;
389
390 case ACPI_RSC_MOVE_GPIO_PIN:
391
392 /* Generate and set the PIN data pointer */
393
394 Target = (char *) ACPI_ADD_PTR (void, Resource,
395 (Resource->Length - ItemCount * 2));
396 *(UINT16 **) Destination = ACPI_CAST_PTR (UINT16, Target);
397
398 /* Copy the PIN data */
399
400 Source = ACPI_ADD_PTR (void, Aml, ACPI_GET16 (Source));
401 AcpiRsMoveData (Target, Source, ItemCount, Info->Opcode);
402 break;
403
404 case ACPI_RSC_MOVE_GPIO_RES:
405
406 /* Generate and set the ResourceSource string pointer */
407
408 Target = (char *) ACPI_ADD_PTR (void, Resource,
409 (Resource->Length - ItemCount));
410 *(UINT8 **) Destination = ACPI_CAST_PTR (UINT8, Target);
411
412 /* Copy the ResourceSource string */
413
414 Source = ACPI_ADD_PTR (void, Aml, ACPI_GET16 (Source));
415 AcpiRsMoveData (Target, Source, ItemCount, Info->Opcode);
416 break;
417
418 case ACPI_RSC_MOVE_SERIAL_VEN:
419
420 /* Generate and set the Vendor Data pointer */
421
422 Target = (char *) ACPI_ADD_PTR (void, Resource,
423 (Resource->Length - ItemCount));
424 *(UINT8 **) Destination = ACPI_CAST_PTR (UINT8, Target);
425
426 /* Copy the Vendor Data */
427
428 Source = ACPI_ADD_PTR (void, Aml, Info->Value);
429 AcpiRsMoveData (Target, Source, ItemCount, Info->Opcode);
430 break;
431
432 case ACPI_RSC_MOVE_SERIAL_RES:
433
434 /* Generate and set the ResourceSource string pointer */
435
436 Target = (char *) ACPI_ADD_PTR (void, Resource,
437 (Resource->Length - ItemCount));
438 *(UINT8 **) Destination = ACPI_CAST_PTR (UINT8, Target);
439
440 /* Copy the ResourceSource string */
441
442 ACPI_MOVE_16_TO_16 (&Temp16, Source);
443 Source = ACPI_ADD_PTR (
444 void, Aml, (Temp16 + Info->Value));
445 AcpiRsMoveData (Target, Source, ItemCount, Info->Opcode);
446 break;
447
448 case ACPI_RSC_SET8:
449
450 memset (Destination, Info->AmlOffset, Info->Value);
451 break;
452
453 case ACPI_RSC_DATA8:
454
455 Target = ACPI_ADD_PTR (char, Resource, Info->Value);
456 memcpy (Destination, Source, ACPI_GET16 (Target));
457 break;
458
459 case ACPI_RSC_ADDRESS:
460 /*
461 * Common handler for address descriptor flags
462 */
463 if (!AcpiRsGetAddressCommon (Resource, Aml))
464 {
465 return_ACPI_STATUS (AE_AML_INVALID_RESOURCE_TYPE);
466 }
467 break;
468
469 case ACPI_RSC_SOURCE:
470 /*
471 * Optional ResourceSource (Index and String)
472 */
473 Resource->Length +=
474 AcpiRsGetResourceSource (AmlResourceLength, Info->Value,
475 Destination, Aml, NULL);
476 break;
477
478 case ACPI_RSC_SOURCEX:
479 /*
480 * Optional ResourceSource (Index and String). This is the more
481 * complicated case used by the Interrupt() macro
482 */
483 Target = ACPI_ADD_PTR (char, Resource,
484 Info->AmlOffset + (ItemCount * 4));
485
486 Resource->Length +=
487 AcpiRsGetResourceSource (AmlResourceLength, (ACPI_RS_LENGTH)
488 (((ItemCount - 1) * sizeof (UINT32)) + Info->Value),
489 Destination, Aml, Target);
490 break;
491
492 case ACPI_RSC_BITMASK:
493 /*
494 * 8-bit encoded bitmask (DMA macro)
495 */
496 ItemCount = AcpiRsDecodeBitmask (ACPI_GET8 (Source), Destination);
497 if (ItemCount)
498 {
499 Resource->Length += (ItemCount - 1);
500 }
501
502 Target = ACPI_ADD_PTR (char, Resource, Info->Value);
503 ACPI_SET8 (Target, ItemCount);
504 break;
505
506 case ACPI_RSC_BITMASK16:
507 /*
508 * 16-bit encoded bitmask (IRQ macro)
509 */
510 ACPI_MOVE_16_TO_16 (&Temp16, Source);
511
512 ItemCount = AcpiRsDecodeBitmask (Temp16, Destination);
513 if (ItemCount)
514 {
515 Resource->Length += (ItemCount - 1);
516 }
517
518 Target = ACPI_ADD_PTR (char, Resource, Info->Value);
519 ACPI_SET8 (Target, ItemCount);
520 break;
521
522 case ACPI_RSC_EXIT_NE:
523 /*
524 * Control - Exit conversion if not equal
525 */
526 switch (Info->ResourceOffset)
527 {
528 case ACPI_RSC_COMPARE_AML_LENGTH:
529
530 if (AmlResourceLength != Info->Value)
531 {
532 goto Exit;
533 }
534 break;
535
536 case ACPI_RSC_COMPARE_VALUE:
537
538 if (ACPI_GET8 (Source) != Info->Value)
539 {
540 goto Exit;
541 }
542 break;
543
544 default:
545
546 ACPI_ERROR ((AE_INFO, "Invalid conversion sub-opcode"));
547 return_ACPI_STATUS (AE_BAD_PARAMETER);
548 }
549 break;
550
551 default:
552
553 ACPI_ERROR ((AE_INFO, "Invalid conversion opcode"));
554 return_ACPI_STATUS (AE_BAD_PARAMETER);
555 }
556
557 Count--;
558 Info++;
559 }
560
561 Exit:
562 if (!FlagsMode)
563 {
564 /* Round the resource struct length up to the next boundary (32 or 64) */
565
566 Resource->Length = (UINT32)
567 ACPI_ROUND_UP_TO_NATIVE_WORD (Resource->Length);
568 }
569 return_ACPI_STATUS (AE_OK);
570 }
571
572
573 /*******************************************************************************
574 *
575 * FUNCTION: AcpiRsConvertResourceToAml
576 *
577 * PARAMETERS: Resource - Pointer to the resource descriptor
578 * Aml - Where the AML descriptor is returned
579 * Info - Pointer to appropriate conversion table
580 *
581 * RETURN: Status
582 *
583 * DESCRIPTION: Convert an internal resource descriptor to the corresponding
584 * external AML resource descriptor.
585 *
586 ******************************************************************************/
587
588 ACPI_STATUS
AcpiRsConvertResourceToAml(ACPI_RESOURCE * Resource,AML_RESOURCE * Aml,ACPI_RSCONVERT_INFO * Info)589 AcpiRsConvertResourceToAml (
590 ACPI_RESOURCE *Resource,
591 AML_RESOURCE *Aml,
592 ACPI_RSCONVERT_INFO *Info)
593 {
594 void *Source = NULL;
595 void *Destination;
596 char *Target;
597 ACPI_RSDESC_SIZE AmlLength = 0;
598 UINT8 Count;
599 UINT16 Temp16 = 0;
600 UINT16 ItemCount = 0;
601
602
603 ACPI_FUNCTION_TRACE (RsConvertResourceToAml);
604
605
606 if (!Info)
607 {
608 return_ACPI_STATUS (AE_BAD_PARAMETER);
609 }
610
611 /*
612 * First table entry must be ACPI_RSC_INITxxx and must contain the
613 * table length (# of table entries)
614 */
615 Count = INIT_TABLE_LENGTH (Info);
616
617 while (Count)
618 {
619 /*
620 * Source is the internal resource descriptor,
621 * destination is the external AML byte stream buffer
622 */
623 Source = ACPI_ADD_PTR (void, Resource, Info->ResourceOffset);
624 Destination = ACPI_ADD_PTR (void, Aml, Info->AmlOffset);
625
626 switch (Info->Opcode)
627 {
628 case ACPI_RSC_INITSET:
629
630 memset (Aml, 0, INIT_RESOURCE_LENGTH (Info));
631 AmlLength = INIT_RESOURCE_LENGTH (Info);
632 AcpiRsSetResourceHeader (
633 INIT_RESOURCE_TYPE (Info), AmlLength, Aml);
634 break;
635
636 case ACPI_RSC_INITGET:
637 break;
638
639 case ACPI_RSC_FLAGINIT:
640 /*
641 * Clear the flag byte
642 */
643 ACPI_SET8 (Destination, 0);
644 break;
645
646 case ACPI_RSC_1BITFLAG:
647 /*
648 * Mask and shift the flag bit
649 */
650 ACPI_SET_BIT (*ACPI_CAST8 (Destination), (UINT8)
651 ((ACPI_GET8 (Source) & 0x01) << Info->Value));
652 break;
653
654 case ACPI_RSC_2BITFLAG:
655 /*
656 * Mask and shift the flag bits
657 */
658 ACPI_SET_BIT (*ACPI_CAST8 (Destination), (UINT8)
659 ((ACPI_GET8 (Source) & 0x03) << Info->Value));
660 break;
661
662 case ACPI_RSC_3BITFLAG:
663 /*
664 * Mask and shift the flag bits
665 */
666 ACPI_SET_BIT (*ACPI_CAST8 (Destination), (UINT8)
667 ((ACPI_GET8 (Source) & 0x07) << Info->Value));
668 break;
669
670 case ACPI_RSC_6BITFLAG:
671 /*
672 * Mask and shift the flag bits
673 */
674 ACPI_SET_BIT (*ACPI_CAST8 (Destination), (UINT8)
675 ((ACPI_GET8 (Source) & 0x3F) << Info->Value));
676 break;
677
678 case ACPI_RSC_COUNT:
679
680 ItemCount = ACPI_GET8 (Source);
681 ACPI_SET8 (Destination, ItemCount);
682
683 AmlLength = (UINT16)
684 (AmlLength + (Info->Value * (ItemCount - 1)));
685 break;
686
687 case ACPI_RSC_COUNT16:
688
689 ItemCount = ACPI_GET16 (Source);
690 AmlLength = (UINT16) (AmlLength + ItemCount);
691 AcpiRsSetResourceLength (AmlLength, Aml);
692 break;
693
694 case ACPI_RSC_COUNT_GPIO_PIN:
695
696 ItemCount = ACPI_GET16 (Source);
697 ACPI_SET16 (Destination, AmlLength);
698
699 AmlLength = (UINT16) (AmlLength + ItemCount * 2);
700 Target = ACPI_ADD_PTR (void, Aml, Info->Value);
701 ACPI_SET16 (Target, AmlLength);
702 AcpiRsSetResourceLength (AmlLength, Aml);
703 break;
704
705 case ACPI_RSC_COUNT_GPIO_VEN:
706
707 ItemCount = ACPI_GET16 (Source);
708 ACPI_SET16 (Destination, ItemCount);
709
710 AmlLength = (UINT16) (
711 AmlLength + (Info->Value * ItemCount));
712 AcpiRsSetResourceLength (AmlLength, Aml);
713 break;
714
715 case ACPI_RSC_COUNT_GPIO_RES:
716
717 /* Set resource source string length */
718
719 ItemCount = ACPI_GET16 (Source);
720 ACPI_SET16 (Destination, AmlLength);
721
722 /* Compute offset for the Vendor Data */
723
724 AmlLength = (UINT16) (AmlLength + ItemCount);
725 Target = ACPI_ADD_PTR (void, Aml, Info->Value);
726
727 /* Set vendor offset only if there is vendor data */
728
729 ACPI_SET16 (Target, AmlLength);
730
731 AcpiRsSetResourceLength (AmlLength, Aml);
732 break;
733
734 case ACPI_RSC_COUNT_SERIAL_VEN:
735
736 ItemCount = ACPI_GET16 (Source);
737 ACPI_SET16 (Destination, ItemCount + Info->Value);
738 AmlLength = (UINT16) (AmlLength + ItemCount);
739 AcpiRsSetResourceLength (AmlLength, Aml);
740 break;
741
742 case ACPI_RSC_COUNT_SERIAL_RES:
743
744 ItemCount = ACPI_GET16 (Source);
745 AmlLength = (UINT16) (AmlLength + ItemCount);
746 AcpiRsSetResourceLength (AmlLength, Aml);
747 break;
748
749 case ACPI_RSC_LENGTH:
750
751 AcpiRsSetResourceLength (Info->Value, Aml);
752 break;
753
754 case ACPI_RSC_MOVE8:
755 case ACPI_RSC_MOVE16:
756 case ACPI_RSC_MOVE32:
757 case ACPI_RSC_MOVE64:
758
759 if (Info->Value)
760 {
761 ItemCount = Info->Value;
762 }
763 AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode);
764 break;
765
766 case ACPI_RSC_MOVE_GPIO_PIN:
767
768 Destination = (char *) ACPI_ADD_PTR (void, Aml,
769 ACPI_GET16 (Destination));
770 Source = * (UINT16 **) Source;
771 AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode);
772 break;
773
774 case ACPI_RSC_MOVE_GPIO_RES:
775
776 /* Used for both ResourceSource string and VendorData */
777
778 Destination = (char *) ACPI_ADD_PTR (void, Aml,
779 ACPI_GET16 (Destination));
780 Source = * (UINT8 **) Source;
781 AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode);
782 break;
783
784 case ACPI_RSC_MOVE_SERIAL_VEN:
785
786 Destination = (char *) ACPI_ADD_PTR (void, Aml,
787 (AmlLength - ItemCount));
788 Source = * (UINT8 **) Source;
789 AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode);
790 break;
791
792 case ACPI_RSC_MOVE_SERIAL_RES:
793
794 Destination = (char *) ACPI_ADD_PTR (void, Aml,
795 (AmlLength - ItemCount));
796 Source = * (UINT8 **) Source;
797 AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode);
798 break;
799
800 case ACPI_RSC_ADDRESS:
801
802 /* Set the Resource Type, General Flags, and Type-Specific Flags */
803
804 AcpiRsSetAddressCommon (Aml, Resource);
805 break;
806
807 case ACPI_RSC_SOURCEX:
808 /*
809 * Optional ResourceSource (Index and String)
810 */
811 AmlLength = AcpiRsSetResourceSource (
812 Aml, (ACPI_RS_LENGTH) AmlLength, Source);
813 AcpiRsSetResourceLength (AmlLength, Aml);
814 break;
815
816 case ACPI_RSC_SOURCE:
817 /*
818 * Optional ResourceSource (Index and String). This is the more
819 * complicated case used by the Interrupt() macro
820 */
821 AmlLength = AcpiRsSetResourceSource (Aml, Info->Value, Source);
822 AcpiRsSetResourceLength (AmlLength, Aml);
823 break;
824
825 case ACPI_RSC_BITMASK:
826 /*
827 * 8-bit encoded bitmask (DMA macro)
828 */
829 ACPI_SET8 (Destination,
830 AcpiRsEncodeBitmask (Source,
831 *ACPI_ADD_PTR (UINT8, Resource, Info->Value)));
832 break;
833
834 case ACPI_RSC_BITMASK16:
835 /*
836 * 16-bit encoded bitmask (IRQ macro)
837 */
838 Temp16 = AcpiRsEncodeBitmask (
839 Source, *ACPI_ADD_PTR (UINT8, Resource, Info->Value));
840 ACPI_MOVE_16_TO_16 (Destination, &Temp16);
841 break;
842
843 case ACPI_RSC_EXIT_LE:
844 /*
845 * Control - Exit conversion if less than or equal
846 */
847 if (ItemCount <= Info->Value)
848 {
849 goto Exit;
850 }
851 break;
852
853 case ACPI_RSC_EXIT_NE:
854 /*
855 * Control - Exit conversion if not equal
856 */
857 switch (COMPARE_OPCODE (Info))
858 {
859 case ACPI_RSC_COMPARE_VALUE:
860
861 if (*ACPI_ADD_PTR (UINT8, Resource,
862 COMPARE_TARGET (Info)) != COMPARE_VALUE (Info))
863 {
864 goto Exit;
865 }
866 break;
867
868 default:
869
870 ACPI_ERROR ((AE_INFO, "Invalid conversion sub-opcode"));
871 return_ACPI_STATUS (AE_BAD_PARAMETER);
872 }
873 break;
874
875 case ACPI_RSC_EXIT_EQ:
876 /*
877 * Control - Exit conversion if equal
878 */
879 if (*ACPI_ADD_PTR (UINT8, Resource,
880 COMPARE_TARGET (Info)) == COMPARE_VALUE (Info))
881 {
882 goto Exit;
883 }
884 break;
885
886 default:
887
888 ACPI_ERROR ((AE_INFO, "Invalid conversion opcode"));
889 return_ACPI_STATUS (AE_BAD_PARAMETER);
890 }
891
892 Count--;
893 Info++;
894 }
895
896 Exit:
897 return_ACPI_STATUS (AE_OK);
898 }
899
900
901 #if 0
902 /* Previous resource validations */
903
904 if (Aml->ExtAddress64.RevisionID !=
905 AML_RESOURCE_EXTENDED_ADDRESS_REVISION)
906 {
907 return_ACPI_STATUS (AE_SUPPORT);
908 }
909
910 if (Resource->Data.StartDpf.PerformanceRobustness >= 3)
911 {
912 return_ACPI_STATUS (AE_AML_BAD_RESOURCE_VALUE);
913 }
914
915 if (((Aml->Irq.Flags & 0x09) == 0x00) ||
916 ((Aml->Irq.Flags & 0x09) == 0x09))
917 {
918 /*
919 * Only [ActiveHigh, EdgeSensitive] or [ActiveLow, LevelSensitive]
920 * polarity/trigger interrupts are allowed (ACPI spec, section
921 * "IRQ Format"), so 0x00 and 0x09 are illegal.
922 */
923 ACPI_ERROR ((AE_INFO,
924 "Invalid interrupt polarity/trigger in resource list, 0x%X",
925 Aml->Irq.Flags));
926 return_ACPI_STATUS (AE_BAD_DATA);
927 }
928
929 Resource->Data.ExtendedIrq.InterruptCount = Temp8;
930 if (Temp8 < 1)
931 {
932 /* Must have at least one IRQ */
933
934 return_ACPI_STATUS (AE_AML_BAD_RESOURCE_LENGTH);
935 }
936
937 if (Resource->Data.Dma.Transfer == 0x03)
938 {
939 ACPI_ERROR ((AE_INFO,
940 "Invalid DMA.Transfer preference (3)"));
941 return_ACPI_STATUS (AE_BAD_DATA);
942 }
943 #endif
944