tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1
2/******************************************************************************
3 *
4 * Module Name: exstore - AML Interpreter object store support
5 *
6 *****************************************************************************/
7
8/*
9 * Copyright (C) 2000 - 2008, Intel Corp.
10 * All rights reserved.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions, and the following disclaimer,
17 * without modification.
18 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
19 * substantially similar to the "NO WARRANTY" disclaimer below
20 * ("Disclaimer") and any redistribution must be conditioned upon
21 * including a substantially similar Disclaimer requirement for further
22 * binary redistribution.
23 * 3. Neither the names of the above-listed copyright holders nor the names
24 * of any contributors may be used to endorse or promote products derived
25 * from this software without specific prior written permission.
26 *
27 * Alternatively, this software may be distributed under the terms of the
28 * GNU General Public License ("GPL") version 2 as published by the Free
29 * Software Foundation.
30 *
31 * NO WARRANTY
32 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
33 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
34 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
35 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
36 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
38 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
39 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
40 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
41 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
42 * POSSIBILITY OF SUCH DAMAGES.
43 */
44
45#include <acpi/acpi.h>
46#include <acpi/acdispat.h>
47#include <acpi/acinterp.h>
48#include <acpi/amlcode.h>
49#include <acpi/acnamesp.h>
50#include <acpi/acparser.h>
51
52#define _COMPONENT ACPI_EXECUTER
53ACPI_MODULE_NAME("exstore")
54
55/* Local prototypes */
56static void
57acpi_ex_do_debug_object(union acpi_operand_object *source_desc,
58 u32 level, u32 index);
59
60static acpi_status
61acpi_ex_store_object_to_index(union acpi_operand_object *val_desc,
62 union acpi_operand_object *dest_desc,
63 struct acpi_walk_state *walk_state);
64
65/*******************************************************************************
66 *
67 * FUNCTION: acpi_ex_do_debug_object
68 *
69 * PARAMETERS: source_desc - Value to be stored
70 * Level - Indentation level (used for packages)
71 * Index - Current package element, zero if not pkg
72 *
73 * RETURN: None
74 *
75 * DESCRIPTION: Handles stores to the Debug Object.
76 *
77 ******************************************************************************/
78
79static void
80acpi_ex_do_debug_object(union acpi_operand_object *source_desc,
81 u32 level, u32 index)
82{
83 u32 i;
84
85 ACPI_FUNCTION_TRACE_PTR(ex_do_debug_object, source_desc);
86
87 /* Print line header as long as we are not in the middle of an object display */
88
89 if (!((level > 0) && index == 0)) {
90 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[ACPI Debug] %*s",
91 level, " "));
92 }
93
94 /* Display index for package output only */
95
96 if (index > 0) {
97 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
98 "(%.2u) ", index - 1));
99 }
100
101 if (!source_desc) {
102 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[Null Object]\n"));
103 return_VOID;
104 }
105
106 if (ACPI_GET_DESCRIPTOR_TYPE(source_desc) == ACPI_DESC_TYPE_OPERAND) {
107 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "%s ",
108 acpi_ut_get_object_type_name
109 (source_desc)));
110
111 if (!acpi_ut_valid_internal_object(source_desc)) {
112 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
113 "%p, Invalid Internal Object!\n",
114 source_desc));
115 return_VOID;
116 }
117 } else if (ACPI_GET_DESCRIPTOR_TYPE(source_desc) ==
118 ACPI_DESC_TYPE_NAMED) {
119 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "%s: %p\n",
120 acpi_ut_get_type_name(((struct
121 acpi_namespace_node
122 *)source_desc)->
123 type),
124 source_desc));
125 return_VOID;
126 } else {
127 return_VOID;
128 }
129
130 /* source_desc is of type ACPI_DESC_TYPE_OPERAND */
131
132 switch (ACPI_GET_OBJECT_TYPE(source_desc)) {
133 case ACPI_TYPE_INTEGER:
134
135 /* Output correct integer width */
136
137 if (acpi_gbl_integer_byte_width == 4) {
138 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "0x%8.8X\n",
139 (u32) source_desc->integer.
140 value));
141 } else {
142 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
143 "0x%8.8X%8.8X\n",
144 ACPI_FORMAT_UINT64(source_desc->
145 integer.
146 value)));
147 }
148 break;
149
150 case ACPI_TYPE_BUFFER:
151
152 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[0x%.2X]\n",
153 (u32) source_desc->buffer.length));
154 ACPI_DUMP_BUFFER(source_desc->buffer.pointer,
155 (source_desc->buffer.length <
156 256) ? source_desc->buffer.length : 256);
157 break;
158
159 case ACPI_TYPE_STRING:
160
161 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[0x%.2X] \"%s\"\n",
162 source_desc->string.length,
163 source_desc->string.pointer));
164 break;
165
166 case ACPI_TYPE_PACKAGE:
167
168 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
169 "[Contains 0x%.2X Elements]\n",
170 source_desc->package.count));
171
172 /* Output the entire contents of the package */
173
174 for (i = 0; i < source_desc->package.count; i++) {
175 acpi_ex_do_debug_object(source_desc->package.
176 elements[i], level + 4, i + 1);
177 }
178 break;
179
180 case ACPI_TYPE_LOCAL_REFERENCE:
181
182 if (source_desc->reference.opcode == AML_INDEX_OP) {
183 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
184 "[%s, 0x%X]\n",
185 acpi_ps_get_opcode_name
186 (source_desc->reference.opcode),
187 source_desc->reference.offset));
188 } else {
189 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[%s]",
190 acpi_ps_get_opcode_name
191 (source_desc->reference.opcode)));
192 }
193
194 if (source_desc->reference.opcode == AML_LOAD_OP) { /* Load and load_table */
195 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
196 " Table OwnerId %p\n",
197 source_desc->reference.object));
198 break;
199 }
200
201 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, " "));
202
203 /* Check for valid node first, then valid object */
204
205 if (source_desc->reference.node) {
206 if (ACPI_GET_DESCRIPTOR_TYPE
207 (source_desc->reference.node) !=
208 ACPI_DESC_TYPE_NAMED) {
209 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
210 " %p - Not a valid namespace node\n",
211 source_desc->reference.
212 node));
213 } else {
214 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT,
215 "Node %p [%4.4s] ",
216 source_desc->reference.
217 node,
218 (source_desc->reference.
219 node)->name.ascii));
220
221 switch ((source_desc->reference.node)->type) {
222
223 /* These types have no attached object */
224
225 case ACPI_TYPE_DEVICE:
226 acpi_os_printf("Device\n");
227 break;
228
229 case ACPI_TYPE_THERMAL:
230 acpi_os_printf("Thermal Zone\n");
231 break;
232
233 default:
234 acpi_ex_do_debug_object((source_desc->
235 reference.
236 node)->object,
237 level + 4, 0);
238 break;
239 }
240 }
241 } else if (source_desc->reference.object) {
242 if (ACPI_GET_DESCRIPTOR_TYPE
243 (source_desc->reference.object) ==
244 ACPI_DESC_TYPE_NAMED) {
245 acpi_ex_do_debug_object(((struct
246 acpi_namespace_node *)
247 source_desc->reference.
248 object)->object,
249 level + 4, 0);
250 } else {
251 acpi_ex_do_debug_object(source_desc->reference.
252 object, level + 4, 0);
253 }
254 }
255 break;
256
257 default:
258
259 ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "%p\n",
260 source_desc));
261 break;
262 }
263
264 ACPI_DEBUG_PRINT_RAW((ACPI_DB_EXEC, "\n"));
265 return_VOID;
266}
267
268/*******************************************************************************
269 *
270 * FUNCTION: acpi_ex_store
271 *
272 * PARAMETERS: *source_desc - Value to be stored
273 * *dest_desc - Where to store it. Must be an NS node
274 * or an union acpi_operand_object of type
275 * Reference;
276 * walk_state - Current walk state
277 *
278 * RETURN: Status
279 *
280 * DESCRIPTION: Store the value described by source_desc into the location
281 * described by dest_desc. Called by various interpreter
282 * functions to store the result of an operation into
283 * the destination operand -- not just simply the actual "Store"
284 * ASL operator.
285 *
286 ******************************************************************************/
287
288acpi_status
289acpi_ex_store(union acpi_operand_object *source_desc,
290 union acpi_operand_object *dest_desc,
291 struct acpi_walk_state *walk_state)
292{
293 acpi_status status = AE_OK;
294 union acpi_operand_object *ref_desc = dest_desc;
295
296 ACPI_FUNCTION_TRACE_PTR(ex_store, dest_desc);
297
298 /* Validate parameters */
299
300 if (!source_desc || !dest_desc) {
301 ACPI_ERROR((AE_INFO, "Null parameter"));
302 return_ACPI_STATUS(AE_AML_NO_OPERAND);
303 }
304
305 /* dest_desc can be either a namespace node or an ACPI object */
306
307 if (ACPI_GET_DESCRIPTOR_TYPE(dest_desc) == ACPI_DESC_TYPE_NAMED) {
308 /*
309 * Dest is a namespace node,
310 * Storing an object into a Named node.
311 */
312 status = acpi_ex_store_object_to_node(source_desc,
313 (struct
314 acpi_namespace_node *)
315 dest_desc, walk_state,
316 ACPI_IMPLICIT_CONVERSION);
317
318 return_ACPI_STATUS(status);
319 }
320
321 /* Destination object must be a Reference or a Constant object */
322
323 switch (ACPI_GET_OBJECT_TYPE(dest_desc)) {
324 case ACPI_TYPE_LOCAL_REFERENCE:
325 break;
326
327 case ACPI_TYPE_INTEGER:
328
329 /* Allow stores to Constants -- a Noop as per ACPI spec */
330
331 if (dest_desc->common.flags & AOPOBJ_AML_CONSTANT) {
332 return_ACPI_STATUS(AE_OK);
333 }
334
335 /*lint -fallthrough */
336
337 default:
338
339 /* Destination is not a Reference object */
340
341 ACPI_ERROR((AE_INFO,
342 "Target is not a Reference or Constant object - %s [%p]",
343 acpi_ut_get_object_type_name(dest_desc),
344 dest_desc));
345
346 return_ACPI_STATUS(AE_AML_OPERAND_TYPE);
347 }
348
349 /*
350 * Examine the Reference opcode. These cases are handled:
351 *
352 * 1) Store to Name (Change the object associated with a name)
353 * 2) Store to an indexed area of a Buffer or Package
354 * 3) Store to a Method Local or Arg
355 * 4) Store to the debug object
356 */
357 switch (ref_desc->reference.opcode) {
358 case AML_REF_OF_OP:
359
360 /* Storing an object into a Name "container" */
361
362 status = acpi_ex_store_object_to_node(source_desc,
363 ref_desc->reference.
364 object, walk_state,
365 ACPI_IMPLICIT_CONVERSION);
366 break;
367
368 case AML_INDEX_OP:
369
370 /* Storing to an Index (pointer into a packager or buffer) */
371
372 status =
373 acpi_ex_store_object_to_index(source_desc, ref_desc,
374 walk_state);
375 break;
376
377 case AML_LOCAL_OP:
378 case AML_ARG_OP:
379
380 /* Store to a method local/arg */
381
382 status =
383 acpi_ds_store_object_to_local(ref_desc->reference.opcode,
384 ref_desc->reference.offset,
385 source_desc, walk_state);
386 break;
387
388 case AML_DEBUG_OP:
389
390 /*
391 * Storing to the Debug object causes the value stored to be
392 * displayed and otherwise has no effect -- see ACPI Specification
393 */
394 ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
395 "**** Write to Debug Object: Object %p %s ****:\n\n",
396 source_desc,
397 acpi_ut_get_object_type_name(source_desc)));
398
399 acpi_ex_do_debug_object(source_desc, 0, 0);
400 break;
401
402 default:
403
404 ACPI_ERROR((AE_INFO, "Unknown Reference opcode %X",
405 ref_desc->reference.opcode));
406 ACPI_DUMP_ENTRY(ref_desc, ACPI_LV_ERROR);
407
408 status = AE_AML_INTERNAL;
409 break;
410 }
411
412 return_ACPI_STATUS(status);
413}
414
415/*******************************************************************************
416 *
417 * FUNCTION: acpi_ex_store_object_to_index
418 *
419 * PARAMETERS: *source_desc - Value to be stored
420 * *dest_desc - Named object to receive the value
421 * walk_state - Current walk state
422 *
423 * RETURN: Status
424 *
425 * DESCRIPTION: Store the object to indexed Buffer or Package element
426 *
427 ******************************************************************************/
428
429static acpi_status
430acpi_ex_store_object_to_index(union acpi_operand_object *source_desc,
431 union acpi_operand_object *index_desc,
432 struct acpi_walk_state *walk_state)
433{
434 acpi_status status = AE_OK;
435 union acpi_operand_object *obj_desc;
436 union acpi_operand_object *new_desc;
437 u8 value = 0;
438 u32 i;
439
440 ACPI_FUNCTION_TRACE(ex_store_object_to_index);
441
442 /*
443 * Destination must be a reference pointer, and
444 * must point to either a buffer or a package
445 */
446 switch (index_desc->reference.target_type) {
447 case ACPI_TYPE_PACKAGE:
448 /*
449 * Storing to a package element. Copy the object and replace
450 * any existing object with the new object. No implicit
451 * conversion is performed.
452 *
453 * The object at *(index_desc->Reference.Where) is the
454 * element within the package that is to be modified.
455 * The parent package object is at index_desc->Reference.Object
456 */
457 obj_desc = *(index_desc->reference.where);
458
459 if (ACPI_GET_OBJECT_TYPE(source_desc) ==
460 ACPI_TYPE_LOCAL_REFERENCE
461 && source_desc->reference.opcode == AML_LOAD_OP) {
462
463 /* This is a DDBHandle, just add a reference to it */
464
465 acpi_ut_add_reference(source_desc);
466 new_desc = source_desc;
467 } else {
468 /* Normal object, copy it */
469
470 status =
471 acpi_ut_copy_iobject_to_iobject(source_desc,
472 &new_desc,
473 walk_state);
474 if (ACPI_FAILURE(status)) {
475 return_ACPI_STATUS(status);
476 }
477 }
478
479 if (obj_desc) {
480
481 /* Decrement reference count by the ref count of the parent package */
482
483 for (i = 0; i < ((union acpi_operand_object *)
484 index_desc->reference.object)->common.
485 reference_count; i++) {
486 acpi_ut_remove_reference(obj_desc);
487 }
488 }
489
490 *(index_desc->reference.where) = new_desc;
491
492 /* Increment ref count by the ref count of the parent package-1 */
493
494 for (i = 1; i < ((union acpi_operand_object *)
495 index_desc->reference.object)->common.
496 reference_count; i++) {
497 acpi_ut_add_reference(new_desc);
498 }
499
500 break;
501
502 case ACPI_TYPE_BUFFER_FIELD:
503
504 /*
505 * Store into a Buffer or String (not actually a real buffer_field)
506 * at a location defined by an Index.
507 *
508 * The first 8-bit element of the source object is written to the
509 * 8-bit Buffer location defined by the Index destination object,
510 * according to the ACPI 2.0 specification.
511 */
512
513 /*
514 * Make sure the target is a Buffer or String. An error should
515 * not happen here, since the reference_object was constructed
516 * by the INDEX_OP code.
517 */
518 obj_desc = index_desc->reference.object;
519 if ((ACPI_GET_OBJECT_TYPE(obj_desc) != ACPI_TYPE_BUFFER) &&
520 (ACPI_GET_OBJECT_TYPE(obj_desc) != ACPI_TYPE_STRING)) {
521 return_ACPI_STATUS(AE_AML_OPERAND_TYPE);
522 }
523
524 /*
525 * The assignment of the individual elements will be slightly
526 * different for each source type.
527 */
528 switch (ACPI_GET_OBJECT_TYPE(source_desc)) {
529 case ACPI_TYPE_INTEGER:
530
531 /* Use the least-significant byte of the integer */
532
533 value = (u8) (source_desc->integer.value);
534 break;
535
536 case ACPI_TYPE_BUFFER:
537 case ACPI_TYPE_STRING:
538
539 /* Note: Takes advantage of common string/buffer fields */
540
541 value = source_desc->buffer.pointer[0];
542 break;
543
544 default:
545
546 /* All other types are invalid */
547
548 ACPI_ERROR((AE_INFO,
549 "Source must be Integer/Buffer/String type, not %s",
550 acpi_ut_get_object_type_name(source_desc)));
551 return_ACPI_STATUS(AE_AML_OPERAND_TYPE);
552 }
553
554 /* Store the source value into the target buffer byte */
555
556 obj_desc->buffer.pointer[index_desc->reference.offset] = value;
557 break;
558
559 default:
560 ACPI_ERROR((AE_INFO, "Target is not a Package or BufferField"));
561 status = AE_AML_OPERAND_TYPE;
562 break;
563 }
564
565 return_ACPI_STATUS(status);
566}
567
568/*******************************************************************************
569 *
570 * FUNCTION: acpi_ex_store_object_to_node
571 *
572 * PARAMETERS: source_desc - Value to be stored
573 * Node - Named object to receive the value
574 * walk_state - Current walk state
575 * implicit_conversion - Perform implicit conversion (yes/no)
576 *
577 * RETURN: Status
578 *
579 * DESCRIPTION: Store the object to the named object.
580 *
581 * The Assignment of an object to a named object is handled here
582 * The value passed in will replace the current value (if any)
583 * with the input value.
584 *
585 * When storing into an object the data is converted to the
586 * target object type then stored in the object. This means
587 * that the target object type (for an initialized target) will
588 * not be changed by a store operation.
589 *
590 * Assumes parameters are already validated.
591 *
592 ******************************************************************************/
593
594acpi_status
595acpi_ex_store_object_to_node(union acpi_operand_object *source_desc,
596 struct acpi_namespace_node *node,
597 struct acpi_walk_state *walk_state,
598 u8 implicit_conversion)
599{
600 acpi_status status = AE_OK;
601 union acpi_operand_object *target_desc;
602 union acpi_operand_object *new_desc;
603 acpi_object_type target_type;
604
605 ACPI_FUNCTION_TRACE_PTR(ex_store_object_to_node, source_desc);
606
607 /* Get current type of the node, and object attached to Node */
608
609 target_type = acpi_ns_get_type(node);
610 target_desc = acpi_ns_get_attached_object(node);
611
612 ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Storing %p(%s) into node %p(%s)\n",
613 source_desc,
614 acpi_ut_get_object_type_name(source_desc), node,
615 acpi_ut_get_type_name(target_type)));
616
617 /*
618 * Resolve the source object to an actual value
619 * (If it is a reference object)
620 */
621 status = acpi_ex_resolve_object(&source_desc, target_type, walk_state);
622 if (ACPI_FAILURE(status)) {
623 return_ACPI_STATUS(status);
624 }
625
626 /* If no implicit conversion, drop into the default case below */
627
628 if ((!implicit_conversion) ||
629 ((walk_state->opcode == AML_COPY_OP) &&
630 (target_type != ACPI_TYPE_LOCAL_REGION_FIELD) &&
631 (target_type != ACPI_TYPE_LOCAL_BANK_FIELD) &&
632 (target_type != ACPI_TYPE_LOCAL_INDEX_FIELD))) {
633 /*
634 * Force execution of default (no implicit conversion). Note:
635 * copy_object does not perform an implicit conversion, as per the ACPI
636 * spec -- except in case of region/bank/index fields -- because these
637 * objects must retain their original type permanently.
638 */
639 target_type = ACPI_TYPE_ANY;
640 }
641
642 /* Do the actual store operation */
643
644 switch (target_type) {
645 case ACPI_TYPE_BUFFER_FIELD:
646 case ACPI_TYPE_LOCAL_REGION_FIELD:
647 case ACPI_TYPE_LOCAL_BANK_FIELD:
648 case ACPI_TYPE_LOCAL_INDEX_FIELD:
649
650 /* For fields, copy the source data to the target field. */
651
652 status = acpi_ex_write_data_to_field(source_desc, target_desc,
653 &walk_state->result_obj);
654 break;
655
656 case ACPI_TYPE_INTEGER:
657 case ACPI_TYPE_STRING:
658 case ACPI_TYPE_BUFFER:
659
660 /*
661 * These target types are all of type Integer/String/Buffer, and
662 * therefore support implicit conversion before the store.
663 *
664 * Copy and/or convert the source object to a new target object
665 */
666 status =
667 acpi_ex_store_object_to_object(source_desc, target_desc,
668 &new_desc, walk_state);
669 if (ACPI_FAILURE(status)) {
670 return_ACPI_STATUS(status);
671 }
672
673 if (new_desc != target_desc) {
674 /*
675 * Store the new new_desc as the new value of the Name, and set
676 * the Name's type to that of the value being stored in it.
677 * source_desc reference count is incremented by attach_object.
678 *
679 * Note: This may change the type of the node if an explicit store
680 * has been performed such that the node/object type has been
681 * changed.
682 */
683 status =
684 acpi_ns_attach_object(node, new_desc,
685 new_desc->common.type);
686
687 ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
688 "Store %s into %s via Convert/Attach\n",
689 acpi_ut_get_object_type_name
690 (source_desc),
691 acpi_ut_get_object_type_name
692 (new_desc)));
693 }
694 break;
695
696 default:
697
698 ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
699 "Storing %s (%p) directly into node (%p) with no implicit conversion\n",
700 acpi_ut_get_object_type_name(source_desc),
701 source_desc, node));
702
703 /* No conversions for all other types. Just attach the source object */
704
705 status = acpi_ns_attach_object(node, source_desc,
706 ACPI_GET_OBJECT_TYPE
707 (source_desc));
708 break;
709 }
710
711 return_ACPI_STATUS(status);
712}