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sdiff udiff text old ( 197104 ) new ( 199337 )
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nseval.c (197104) nseval.c (199337)
1/*******************************************************************************
2 *
3 * Module Name: nseval - Object evaluation, includes control method execution
4 *
5 ******************************************************************************/
6
7/******************************************************************************
8 *

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455 *
456 ******************************************************************************/
457
458static void
459AcpiNsExecModuleCode (
460 ACPI_OPERAND_OBJECT *MethodObj,
461 ACPI_EVALUATE_INFO *Info)
462{
1/*******************************************************************************
2 *
3 * Module Name: nseval - Object evaluation, includes control method execution
4 *
5 ******************************************************************************/
6
7/******************************************************************************
8 *

--- 446 unchanged lines hidden (view full) ---

455 *
456 ******************************************************************************/
457
458static void
459AcpiNsExecModuleCode (
460 ACPI_OPERAND_OBJECT *MethodObj,
461 ACPI_EVALUATE_INFO *Info)
462{
463 ACPI_OPERAND_OBJECT *RootObj;
463 ACPI_OPERAND_OBJECT *ParentObj;
464 ACPI_NAMESPACE_NODE *ParentNode;
465 ACPI_OBJECT_TYPE Type;
464 ACPI_STATUS Status;
465
466
467 ACPI_FUNCTION_TRACE (NsExecModuleCode);
468
469
466 ACPI_STATUS Status;
467
468
469 ACPI_FUNCTION_TRACE (NsExecModuleCode);
470
471
472 /*
473 * Get the parent node. We cheat by using the NextObject field
474 * of the method object descriptor.
475 */
476 ParentNode = ACPI_CAST_PTR (ACPI_NAMESPACE_NODE,
477 MethodObj->Method.NextObject);
478 Type = AcpiNsGetType (ParentNode);
479
480 /* Must clear NextObject (AcpiNsAttachObject needs the field) */
481
482 MethodObj->Method.NextObject = NULL;
483
470 /* Initialize the evaluation information block */
471
472 ACPI_MEMSET (Info, 0, sizeof (ACPI_EVALUATE_INFO));
484 /* Initialize the evaluation information block */
485
486 ACPI_MEMSET (Info, 0, sizeof (ACPI_EVALUATE_INFO));
473 Info->PrefixNode = AcpiGbl_RootNode;
487 Info->PrefixNode = ParentNode;
474
475 /*
488
489 /*
476 * Get the currently attached root object. Add a reference, because the
490 * Get the currently attached parent object. Add a reference, because the
477 * ref count will be decreased when the method object is installed to
491 * ref count will be decreased when the method object is installed to
478 * the root node.
492 * the parent node.
479 */
493 */
480 RootObj = AcpiNsGetAttachedObject (AcpiGbl_RootNode);
481 AcpiUtAddReference (RootObj);
494 ParentObj = AcpiNsGetAttachedObject (ParentNode);
495 if (ParentObj)
496 {
497 AcpiUtAddReference (ParentObj);
498 }
482
499
483 /* Install the method (module-level code) in the root node */
500 /* Install the method (module-level code) in the parent node */
484
501
485 Status = AcpiNsAttachObject (AcpiGbl_RootNode, MethodObj,
502 Status = AcpiNsAttachObject (ParentNode, MethodObj,
486 ACPI_TYPE_METHOD);
487 if (ACPI_FAILURE (Status))
488 {
489 goto Exit;
490 }
491
503 ACPI_TYPE_METHOD);
504 if (ACPI_FAILURE (Status))
505 {
506 goto Exit;
507 }
508
492 /* Execute the root node as a control method */
509 /* Execute the parent node as a control method */
493
494 Status = AcpiNsEvaluate (Info);
495
496 ACPI_DEBUG_PRINT ((ACPI_DB_INIT, "Executed module-level code at %p\n",
497 MethodObj->Method.AmlStart));
498
499 /* Detach the temporary method object */
500
510
511 Status = AcpiNsEvaluate (Info);
512
513 ACPI_DEBUG_PRINT ((ACPI_DB_INIT, "Executed module-level code at %p\n",
514 MethodObj->Method.AmlStart));
515
516 /* Detach the temporary method object */
517
501 AcpiNsDetachObject (AcpiGbl_RootNode);
518 AcpiNsDetachObject (ParentNode);
502
519
503 /* Restore the original root object */
520 /* Restore the original parent object */
504
521
505 Status = AcpiNsAttachObject (AcpiGbl_RootNode, RootObj, ACPI_TYPE_DEVICE);
522 if (ParentObj)
523 {
524 Status = AcpiNsAttachObject (ParentNode, ParentObj, Type);
525 }
526 else
527 {
528 ParentNode->Type = (UINT8) Type;
529 }
506
507Exit:
530
531Exit:
508 AcpiUtRemoveReference (RootObj);
532 if (ParentObj)
533 {
534 AcpiUtRemoveReference (ParentObj);
535 }
509 return_VOID;
510}
511
536 return_VOID;
537}
538