1 // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
2 /*******************************************************************************
3 *
4 * Module Name: rsmisc - Miscellaneous resource descriptors
5 *
6 ******************************************************************************/
7
8 #include <acpi/acpi.h>
9 #include "accommon.h"
10 #include "acresrc.h"
11
12 #define _COMPONENT ACPI_RESOURCES
13 ACPI_MODULE_NAME("rsmisc")
14 #define INIT_RESOURCE_TYPE(i) i->resource_offset
15 #define INIT_RESOURCE_LENGTH(i) i->aml_offset
16 #define INIT_TABLE_LENGTH(i) i->value
17 #define COMPARE_OPCODE(i) i->resource_offset
18 #define COMPARE_TARGET(i) i->aml_offset
19 #define COMPARE_VALUE(i) i->value
20 /*******************************************************************************
21 *
22 * FUNCTION: acpi_rs_convert_aml_to_resource
23 *
24 * PARAMETERS: resource - Pointer to the resource descriptor
25 * aml - Where the AML descriptor is returned
26 * info - Pointer to appropriate conversion table
27 *
28 * RETURN: Status
29 *
30 * DESCRIPTION: Convert an external AML resource descriptor to the corresponding
31 * internal resource descriptor
32 *
33 ******************************************************************************/
34 acpi_status
acpi_rs_convert_aml_to_resource(struct acpi_resource * resource,union aml_resource * aml,struct acpi_rsconvert_info * info)35 acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
36 union aml_resource *aml,
37 struct acpi_rsconvert_info *info)
38 {
39 acpi_rs_length aml_resource_length;
40 void *source;
41 void *destination;
42 char *target;
43 u8 count;
44 u8 flags_mode = FALSE;
45 u16 item_count = 0;
46 u16 temp16 = 0;
47
48 ACPI_FUNCTION_TRACE(rs_convert_aml_to_resource);
49
50 if (!info) {
51 return_ACPI_STATUS(AE_BAD_PARAMETER);
52 }
53
54 if (((acpi_size)resource) & 0x3) {
55
56 /* Each internal resource struct is expected to be 32-bit aligned */
57
58 ACPI_WARNING((AE_INFO,
59 "Misaligned resource pointer (get): %p Type 0x%2.2X Length %u",
60 resource, resource->type, resource->length));
61 }
62
63 /* Extract the resource Length field (does not include header length) */
64
65 aml_resource_length = acpi_ut_get_resource_length(aml);
66
67 /*
68 * First table entry must be ACPI_RSC_INITxxx and must contain the
69 * table length (# of table entries)
70 */
71 count = INIT_TABLE_LENGTH(info);
72 while (count) {
73 target = NULL;
74
75 /*
76 * Source is the external AML byte stream buffer,
77 * destination is the internal resource descriptor
78 */
79 source = ACPI_ADD_PTR(void, aml, info->aml_offset);
80 destination =
81 ACPI_ADD_PTR(void, resource, info->resource_offset);
82
83 switch (info->opcode) {
84 case ACPI_RSC_INITGET:
85 /*
86 * Get the resource type and the initial (minimum) length
87 */
88 memset(resource, 0, INIT_RESOURCE_LENGTH(info));
89 resource->type = INIT_RESOURCE_TYPE(info);
90 resource->length = INIT_RESOURCE_LENGTH(info);
91 break;
92
93 case ACPI_RSC_INITSET:
94 break;
95
96 case ACPI_RSC_FLAGINIT:
97
98 flags_mode = TRUE;
99 break;
100
101 case ACPI_RSC_1BITFLAG:
102 /*
103 * Mask and shift the flag bit
104 */
105 ACPI_SET8(destination,
106 ((ACPI_GET8(source) >> info->value) & 0x01));
107 break;
108
109 case ACPI_RSC_2BITFLAG:
110 /*
111 * Mask and shift the flag bits
112 */
113 ACPI_SET8(destination,
114 ((ACPI_GET8(source) >> info->value) & 0x03));
115 break;
116
117 case ACPI_RSC_3BITFLAG:
118 /*
119 * Mask and shift the flag bits
120 */
121 ACPI_SET8(destination,
122 ((ACPI_GET8(source) >> info->value) & 0x07));
123 break;
124
125 case ACPI_RSC_6BITFLAG:
126 /*
127 * Mask and shift the flag bits
128 */
129 ACPI_SET8(destination,
130 ((ACPI_GET8(source) >> info->value) & 0x3F));
131 break;
132
133 case ACPI_RSC_COUNT:
134
135 item_count = ACPI_GET8(source);
136 ACPI_SET8(destination, item_count);
137
138 resource->length = resource->length +
139 (info->value * (item_count - 1));
140 break;
141
142 case ACPI_RSC_COUNT16:
143
144 item_count = aml_resource_length;
145 ACPI_SET16(destination, item_count);
146
147 resource->length = resource->length +
148 (info->value * (item_count - 1));
149 break;
150
151 case ACPI_RSC_COUNT_GPIO_PIN:
152
153 target = ACPI_ADD_PTR(void, aml, info->value);
154 item_count = ACPI_GET16(target) - ACPI_GET16(source);
155
156 resource->length = resource->length + item_count;
157 item_count = item_count / 2;
158 ACPI_SET16(destination, item_count);
159 break;
160
161 case ACPI_RSC_COUNT_GPIO_VEN:
162
163 item_count = ACPI_GET8(source);
164 ACPI_SET8(destination, item_count);
165
166 resource->length =
167 resource->length + (info->value * item_count);
168 break;
169
170 case ACPI_RSC_COUNT_GPIO_RES:
171 /*
172 * Vendor data is optional (length/offset may both be zero)
173 * Examine vendor data length field first
174 */
175 target = ACPI_ADD_PTR(void, aml, (info->value + 2));
176 if (ACPI_GET16(target)) {
177
178 /* Use vendor offset to get resource source length */
179
180 target = ACPI_ADD_PTR(void, aml, info->value);
181 item_count =
182 ACPI_GET16(target) - ACPI_GET16(source);
183 } else {
184 /* No vendor data to worry about */
185
186 item_count = aml->large_header.resource_length +
187 sizeof(struct aml_resource_large_header) -
188 ACPI_GET16(source);
189 }
190
191 resource->length = resource->length + item_count;
192 ACPI_SET16(destination, item_count);
193 break;
194
195 case ACPI_RSC_COUNT_SERIAL_VEN:
196
197 item_count = ACPI_GET16(source) - info->value;
198
199 resource->length = resource->length + item_count;
200 ACPI_SET16(destination, item_count);
201 break;
202
203 case ACPI_RSC_COUNT_SERIAL_RES:
204
205 item_count = (aml_resource_length +
206 sizeof(struct aml_resource_large_header))
207 - ACPI_GET16(source) - info->value;
208
209 resource->length = resource->length + item_count;
210 ACPI_SET16(destination, item_count);
211 break;
212
213 case ACPI_RSC_LENGTH:
214
215 resource->length = resource->length + info->value;
216 break;
217
218 case ACPI_RSC_MOVE8:
219 case ACPI_RSC_MOVE16:
220 case ACPI_RSC_MOVE32:
221 case ACPI_RSC_MOVE64:
222 /*
223 * Raw data move. Use the Info value field unless item_count has
224 * been previously initialized via a COUNT opcode
225 */
226 if (info->value) {
227 item_count = info->value;
228 }
229 acpi_rs_move_data(destination, source, item_count,
230 info->opcode);
231 break;
232
233 case ACPI_RSC_MOVE_GPIO_PIN:
234
235 /* Generate and set the PIN data pointer */
236
237 target = (char *)ACPI_ADD_PTR(void, resource,
238 (resource->length -
239 item_count * 2));
240 *(u16 **)destination = ACPI_CAST_PTR(u16, target);
241
242 /* Copy the PIN data */
243
244 source = ACPI_ADD_PTR(void, aml, ACPI_GET16(source));
245 acpi_rs_move_data(target, source, item_count,
246 info->opcode);
247 break;
248
249 case ACPI_RSC_MOVE_GPIO_RES:
250
251 /* Generate and set the resource_source string pointer */
252
253 target = (char *)ACPI_ADD_PTR(void, resource,
254 (resource->length -
255 item_count));
256 *(u8 **)destination = ACPI_CAST_PTR(u8, target);
257
258 /* Copy the resource_source string */
259
260 source = ACPI_ADD_PTR(void, aml, ACPI_GET16(source));
261 acpi_rs_move_data(target, source, item_count,
262 info->opcode);
263 break;
264
265 case ACPI_RSC_MOVE_SERIAL_VEN:
266
267 /* Generate and set the Vendor Data pointer */
268
269 target = (char *)ACPI_ADD_PTR(void, resource,
270 (resource->length -
271 item_count));
272 *(u8 **)destination = ACPI_CAST_PTR(u8, target);
273
274 /* Copy the Vendor Data */
275
276 source = ACPI_ADD_PTR(void, aml, info->value);
277 acpi_rs_move_data(target, source, item_count,
278 info->opcode);
279 break;
280
281 case ACPI_RSC_MOVE_SERIAL_RES:
282
283 /* Generate and set the resource_source string pointer */
284
285 target = (char *)ACPI_ADD_PTR(void, resource,
286 (resource->length -
287 item_count));
288 *(u8 **)destination = ACPI_CAST_PTR(u8, target);
289
290 /* Copy the resource_source string */
291
292 source =
293 ACPI_ADD_PTR(void, aml,
294 (ACPI_GET16(source) + info->value));
295 acpi_rs_move_data(target, source, item_count,
296 info->opcode);
297 break;
298
299 case ACPI_RSC_SET8:
300
301 memset(destination, info->aml_offset, info->value);
302 break;
303
304 case ACPI_RSC_DATA8:
305
306 target = ACPI_ADD_PTR(char, resource, info->value);
307 memcpy(destination, source, ACPI_GET16(target));
308 break;
309
310 case ACPI_RSC_ADDRESS:
311 /*
312 * Common handler for address descriptor flags
313 */
314 if (!acpi_rs_get_address_common(resource, aml)) {
315 return_ACPI_STATUS
316 (AE_AML_INVALID_RESOURCE_TYPE);
317 }
318 break;
319
320 case ACPI_RSC_SOURCE:
321 /*
322 * Optional resource_source (Index and String)
323 */
324 resource->length +=
325 acpi_rs_get_resource_source(aml_resource_length,
326 info->value,
327 destination, aml, NULL);
328 break;
329
330 case ACPI_RSC_SOURCEX:
331 /*
332 * Optional resource_source (Index and String). This is the more
333 * complicated case used by the Interrupt() macro
334 */
335 target = ACPI_ADD_PTR(char, resource,
336 info->aml_offset +
337 (item_count * 4));
338
339 resource->length +=
340 acpi_rs_get_resource_source(aml_resource_length,
341 (acpi_rs_length)
342 (((item_count -
343 1) * sizeof(u32)) +
344 info->value),
345 destination, aml,
346 target);
347 break;
348
349 case ACPI_RSC_BITMASK:
350 /*
351 * 8-bit encoded bitmask (DMA macro)
352 */
353 item_count =
354 acpi_rs_decode_bitmask(ACPI_GET8(source),
355 destination);
356 if (item_count) {
357 resource->length += (item_count - 1);
358 }
359
360 target = ACPI_ADD_PTR(char, resource, info->value);
361 ACPI_SET8(target, item_count);
362 break;
363
364 case ACPI_RSC_BITMASK16:
365 /*
366 * 16-bit encoded bitmask (IRQ macro)
367 */
368 ACPI_MOVE_16_TO_16(&temp16, source);
369
370 item_count =
371 acpi_rs_decode_bitmask(temp16, destination);
372 if (item_count) {
373 resource->length += (item_count - 1);
374 }
375
376 target = ACPI_ADD_PTR(char, resource, info->value);
377 ACPI_SET8(target, item_count);
378 break;
379
380 case ACPI_RSC_EXIT_NE:
381 /*
382 * control - Exit conversion if not equal
383 */
384 switch (info->resource_offset) {
385 case ACPI_RSC_COMPARE_AML_LENGTH:
386
387 if (aml_resource_length != info->value) {
388 goto exit;
389 }
390 break;
391
392 case ACPI_RSC_COMPARE_VALUE:
393
394 if (ACPI_GET8(source) != info->value) {
395 goto exit;
396 }
397 break;
398
399 default:
400
401 ACPI_ERROR((AE_INFO,
402 "Invalid conversion sub-opcode"));
403 return_ACPI_STATUS(AE_BAD_PARAMETER);
404 }
405 break;
406
407 default:
408
409 ACPI_ERROR((AE_INFO, "Invalid conversion opcode"));
410 return_ACPI_STATUS(AE_BAD_PARAMETER);
411 }
412
413 count--;
414 info++;
415 }
416
417 exit:
418 if (!flags_mode) {
419
420 /* Round the resource struct length up to the next boundary (32 or 64) */
421
422 resource->length = (u32)
423 ACPI_ROUND_UP_TO_NATIVE_WORD(resource->length);
424 }
425 return_ACPI_STATUS(AE_OK);
426 }
427
428 /*******************************************************************************
429 *
430 * FUNCTION: acpi_rs_convert_resource_to_aml
431 *
432 * PARAMETERS: resource - Pointer to the resource descriptor
433 * aml - Where the AML descriptor is returned
434 * info - Pointer to appropriate conversion table
435 *
436 * RETURN: Status
437 *
438 * DESCRIPTION: Convert an internal resource descriptor to the corresponding
439 * external AML resource descriptor.
440 *
441 ******************************************************************************/
442
443 acpi_status
acpi_rs_convert_resource_to_aml(struct acpi_resource * resource,union aml_resource * aml,struct acpi_rsconvert_info * info)444 acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
445 union aml_resource *aml,
446 struct acpi_rsconvert_info *info)
447 {
448 void *source = NULL;
449 void *destination;
450 char *target;
451 acpi_rsdesc_size aml_length = 0;
452 u8 count;
453 u16 temp16 = 0;
454 u16 item_count = 0;
455
456 ACPI_FUNCTION_TRACE(rs_convert_resource_to_aml);
457
458 if (!info) {
459 return_ACPI_STATUS(AE_BAD_PARAMETER);
460 }
461
462 /*
463 * First table entry must be ACPI_RSC_INITxxx and must contain the
464 * table length (# of table entries)
465 */
466 count = INIT_TABLE_LENGTH(info);
467
468 while (count) {
469 /*
470 * Source is the internal resource descriptor,
471 * destination is the external AML byte stream buffer
472 */
473 source = ACPI_ADD_PTR(void, resource, info->resource_offset);
474 destination = ACPI_ADD_PTR(void, aml, info->aml_offset);
475
476 switch (info->opcode) {
477 case ACPI_RSC_INITSET:
478
479 memset(aml, 0, INIT_RESOURCE_LENGTH(info));
480 aml_length = INIT_RESOURCE_LENGTH(info);
481 acpi_rs_set_resource_header(INIT_RESOURCE_TYPE(info),
482 aml_length, aml);
483 break;
484
485 case ACPI_RSC_INITGET:
486 break;
487
488 case ACPI_RSC_FLAGINIT:
489 /*
490 * Clear the flag byte
491 */
492 ACPI_SET8(destination, 0);
493 break;
494
495 case ACPI_RSC_1BITFLAG:
496 /*
497 * Mask and shift the flag bit
498 */
499 ACPI_SET_BIT(*ACPI_CAST8(destination), (u8)
500 ((ACPI_GET8(source) & 0x01) << info->
501 value));
502 break;
503
504 case ACPI_RSC_2BITFLAG:
505 /*
506 * Mask and shift the flag bits
507 */
508 ACPI_SET_BIT(*ACPI_CAST8(destination), (u8)
509 ((ACPI_GET8(source) & 0x03) << info->
510 value));
511 break;
512
513 case ACPI_RSC_3BITFLAG:
514 /*
515 * Mask and shift the flag bits
516 */
517 ACPI_SET_BIT(*ACPI_CAST8(destination), (u8)
518 ((ACPI_GET8(source) & 0x07) << info->
519 value));
520 break;
521
522 case ACPI_RSC_6BITFLAG:
523 /*
524 * Mask and shift the flag bits
525 */
526 ACPI_SET_BIT(*ACPI_CAST8(destination), (u8)
527 ((ACPI_GET8(source) & 0x3F) << info->
528 value));
529 break;
530
531 case ACPI_RSC_COUNT:
532
533 item_count = ACPI_GET8(source);
534 ACPI_SET8(destination, item_count);
535
536 aml_length = (u16)
537 (aml_length + (info->value * (item_count - 1)));
538 break;
539
540 case ACPI_RSC_COUNT16:
541
542 item_count = ACPI_GET16(source);
543 aml_length = (u16) (aml_length + item_count);
544 acpi_rs_set_resource_length(aml_length, aml);
545 break;
546
547 case ACPI_RSC_COUNT_GPIO_PIN:
548
549 item_count = ACPI_GET16(source);
550 ACPI_SET16(destination, aml_length);
551
552 aml_length = (u16)(aml_length + item_count * 2);
553 target = ACPI_ADD_PTR(void, aml, info->value);
554 ACPI_SET16(target, aml_length);
555 acpi_rs_set_resource_length(aml_length, aml);
556 break;
557
558 case ACPI_RSC_COUNT_GPIO_VEN:
559
560 item_count = ACPI_GET16(source);
561 ACPI_SET16(destination, item_count);
562
563 aml_length =
564 (u16)(aml_length + (info->value * item_count));
565 acpi_rs_set_resource_length(aml_length, aml);
566 break;
567
568 case ACPI_RSC_COUNT_GPIO_RES:
569
570 /* Set resource source string length */
571
572 item_count = ACPI_GET16(source);
573 ACPI_SET16(destination, aml_length);
574
575 /* Compute offset for the Vendor Data */
576
577 aml_length = (u16)(aml_length + item_count);
578 target = ACPI_ADD_PTR(void, aml, info->value);
579
580 /* Set vendor offset only if there is vendor data */
581
582 ACPI_SET16(target, aml_length);
583
584 acpi_rs_set_resource_length(aml_length, aml);
585 break;
586
587 case ACPI_RSC_COUNT_SERIAL_VEN:
588
589 item_count = ACPI_GET16(source);
590 ACPI_SET16(destination, item_count + info->value);
591 aml_length = (u16)(aml_length + item_count);
592 acpi_rs_set_resource_length(aml_length, aml);
593 break;
594
595 case ACPI_RSC_COUNT_SERIAL_RES:
596
597 item_count = ACPI_GET16(source);
598 aml_length = (u16)(aml_length + item_count);
599 acpi_rs_set_resource_length(aml_length, aml);
600 break;
601
602 case ACPI_RSC_LENGTH:
603
604 acpi_rs_set_resource_length(info->value, aml);
605 break;
606
607 case ACPI_RSC_MOVE8:
608 case ACPI_RSC_MOVE16:
609 case ACPI_RSC_MOVE32:
610 case ACPI_RSC_MOVE64:
611
612 if (info->value) {
613 item_count = info->value;
614 }
615 acpi_rs_move_data(destination, source, item_count,
616 info->opcode);
617 break;
618
619 case ACPI_RSC_MOVE_GPIO_PIN:
620
621 destination = (char *)ACPI_ADD_PTR(void, aml,
622 ACPI_GET16
623 (destination));
624 source = *(u16 **)source;
625 acpi_rs_move_data(destination, source, item_count,
626 info->opcode);
627 break;
628
629 case ACPI_RSC_MOVE_GPIO_RES:
630
631 /* Used for both resource_source string and vendor_data */
632
633 destination = (char *)ACPI_ADD_PTR(void, aml,
634 ACPI_GET16
635 (destination));
636 source = *(u8 **)source;
637 acpi_rs_move_data(destination, source, item_count,
638 info->opcode);
639 break;
640
641 case ACPI_RSC_MOVE_SERIAL_VEN:
642
643 destination = (char *)ACPI_ADD_PTR(void, aml,
644 (aml_length -
645 item_count));
646 source = *(u8 **)source;
647 acpi_rs_move_data(destination, source, item_count,
648 info->opcode);
649 break;
650
651 case ACPI_RSC_MOVE_SERIAL_RES:
652
653 destination = (char *)ACPI_ADD_PTR(void, aml,
654 (aml_length -
655 item_count));
656 source = *(u8 **)source;
657 acpi_rs_move_data(destination, source, item_count,
658 info->opcode);
659 break;
660
661 case ACPI_RSC_ADDRESS:
662
663 /* Set the Resource Type, General Flags, and Type-Specific Flags */
664
665 acpi_rs_set_address_common(aml, resource);
666 break;
667
668 case ACPI_RSC_SOURCEX:
669 /*
670 * Optional resource_source (Index and String)
671 */
672 aml_length =
673 acpi_rs_set_resource_source(aml,
674 (acpi_rs_length)
675 aml_length, source);
676 acpi_rs_set_resource_length(aml_length, aml);
677 break;
678
679 case ACPI_RSC_SOURCE:
680 /*
681 * Optional resource_source (Index and String). This is the more
682 * complicated case used by the Interrupt() macro
683 */
684 aml_length =
685 acpi_rs_set_resource_source(aml, info->value,
686 source);
687 acpi_rs_set_resource_length(aml_length, aml);
688 break;
689
690 case ACPI_RSC_BITMASK:
691 /*
692 * 8-bit encoded bitmask (DMA macro)
693 */
694 ACPI_SET8(destination,
695 acpi_rs_encode_bitmask(source,
696 *ACPI_ADD_PTR(u8,
697 resource,
698 info->
699 value)));
700 break;
701
702 case ACPI_RSC_BITMASK16:
703 /*
704 * 16-bit encoded bitmask (IRQ macro)
705 */
706 temp16 =
707 acpi_rs_encode_bitmask(source,
708 *ACPI_ADD_PTR(u8, resource,
709 info->value));
710 ACPI_MOVE_16_TO_16(destination, &temp16);
711 break;
712
713 case ACPI_RSC_EXIT_LE:
714 /*
715 * control - Exit conversion if less than or equal
716 */
717 if (item_count <= info->value) {
718 goto exit;
719 }
720 break;
721
722 case ACPI_RSC_EXIT_NE:
723 /*
724 * control - Exit conversion if not equal
725 */
726 switch (COMPARE_OPCODE(info)) {
727 case ACPI_RSC_COMPARE_VALUE:
728
729 if (*ACPI_ADD_PTR(u8, resource,
730 COMPARE_TARGET(info)) !=
731 COMPARE_VALUE(info)) {
732 goto exit;
733 }
734 break;
735
736 default:
737
738 ACPI_ERROR((AE_INFO,
739 "Invalid conversion sub-opcode"));
740 return_ACPI_STATUS(AE_BAD_PARAMETER);
741 }
742 break;
743
744 case ACPI_RSC_EXIT_EQ:
745 /*
746 * control - Exit conversion if equal
747 */
748 if (*ACPI_ADD_PTR(u8, resource,
749 COMPARE_TARGET(info)) ==
750 COMPARE_VALUE(info)) {
751 goto exit;
752 }
753 break;
754
755 default:
756
757 ACPI_ERROR((AE_INFO, "Invalid conversion opcode"));
758 return_ACPI_STATUS(AE_BAD_PARAMETER);
759 }
760
761 count--;
762 info++;
763 }
764
765 exit:
766 return_ACPI_STATUS(AE_OK);
767 }
768
769 #if 0
770 /* Previous resource validations */
771
772 if (aml->ext_address64.revision_ID != AML_RESOURCE_EXTENDED_ADDRESS_REVISION) {
773 return_ACPI_STATUS(AE_SUPPORT);
774 }
775
776 if (resource->data.start_dpf.performance_robustness >= 3) {
777 return_ACPI_STATUS(AE_AML_BAD_RESOURCE_VALUE);
778 }
779
780 if (((aml->irq.flags & 0x09) == 0x00) || ((aml->irq.flags & 0x09) == 0x09)) {
781 /*
782 * Only [active_high, edge_sensitive] or [active_low, level_sensitive]
783 * polarity/trigger interrupts are allowed (ACPI spec, section
784 * "IRQ Format"), so 0x00 and 0x09 are illegal.
785 */
786 ACPI_ERROR((AE_INFO,
787 "Invalid interrupt polarity/trigger in resource list, 0x%X",
788 aml->irq.flags));
789 return_ACPI_STATUS(AE_BAD_DATA);
790 }
791
792 resource->data.extended_irq.interrupt_count = temp8;
793 if (temp8 < 1) {
794
795 /* Must have at least one IRQ */
796
797 return_ACPI_STATUS(AE_AML_BAD_RESOURCE_LENGTH);
798 }
799
800 if (resource->data.dma.transfer == 0x03) {
801 ACPI_ERROR((AE_INFO, "Invalid DMA.Transfer preference (3)"));
802 return_ACPI_STATUS(AE_BAD_DATA);
803 }
804 #endif
805