634 lines
20 KiB
C
634 lines
20 KiB
C
|
|
/******************************************************************************
|
|
*
|
|
* Module Name: amresolv - AML Interpreter object resolution
|
|
* $Revision: 81 $
|
|
*
|
|
*****************************************************************************/
|
|
|
|
/******************************************************************************
|
|
*
|
|
* 1. Copyright Notice
|
|
*
|
|
* Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp.
|
|
* All rights reserved.
|
|
*
|
|
* 2. License
|
|
*
|
|
* 2.1. This is your license from Intel Corp. under its intellectual property
|
|
* rights. You may have additional license terms from the party that provided
|
|
* you this software, covering your right to use that party's intellectual
|
|
* property rights.
|
|
*
|
|
* 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
|
|
* copy of the source code appearing in this file ("Covered Code") an
|
|
* irrevocable, perpetual, worldwide license under Intel's copyrights in the
|
|
* base code distributed originally by Intel ("Original Intel Code") to copy,
|
|
* make derivatives, distribute, use and display any portion of the Covered
|
|
* Code in any form, with the right to sublicense such rights; and
|
|
*
|
|
* 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
|
|
* license (with the right to sublicense), under only those claims of Intel
|
|
* patents that are infringed by the Original Intel Code, to make, use, sell,
|
|
* offer to sell, and import the Covered Code and derivative works thereof
|
|
* solely to the minimum extent necessary to exercise the above copyright
|
|
* license, and in no event shall the patent license extend to any additions
|
|
* to or modifications of the Original Intel Code. No other license or right
|
|
* is granted directly or by implication, estoppel or otherwise;
|
|
*
|
|
* The above copyright and patent license is granted only if the following
|
|
* conditions are met:
|
|
*
|
|
* 3. Conditions
|
|
*
|
|
* 3.1. Redistribution of Source with Rights to Further Distribute Source.
|
|
* Redistribution of source code of any substantial portion of the Covered
|
|
* Code or modification with rights to further distribute source must include
|
|
* the above Copyright Notice, the above License, this list of Conditions,
|
|
* and the following Disclaimer and Export Compliance provision. In addition,
|
|
* Licensee must cause all Covered Code to which Licensee contributes to
|
|
* contain a file documenting the changes Licensee made to create that Covered
|
|
* Code and the date of any change. Licensee must include in that file the
|
|
* documentation of any changes made by any predecessor Licensee. Licensee
|
|
* must include a prominent statement that the modification is derived,
|
|
* directly or indirectly, from Original Intel Code.
|
|
*
|
|
* 3.2. Redistribution of Source with no Rights to Further Distribute Source.
|
|
* Redistribution of source code of any substantial portion of the Covered
|
|
* Code or modification without rights to further distribute source must
|
|
* include the following Disclaimer and Export Compliance provision in the
|
|
* documentation and/or other materials provided with distribution. In
|
|
* addition, Licensee may not authorize further sublicense of source of any
|
|
* portion of the Covered Code, and must include terms to the effect that the
|
|
* license from Licensee to its licensee is limited to the intellectual
|
|
* property embodied in the software Licensee provides to its licensee, and
|
|
* not to intellectual property embodied in modifications its licensee may
|
|
* make.
|
|
*
|
|
* 3.3. Redistribution of Executable. Redistribution in executable form of any
|
|
* substantial portion of the Covered Code or modification must reproduce the
|
|
* above Copyright Notice, and the following Disclaimer and Export Compliance
|
|
* provision in the documentation and/or other materials provided with the
|
|
* distribution.
|
|
*
|
|
* 3.4. Intel retains all right, title, and interest in and to the Original
|
|
* Intel Code.
|
|
*
|
|
* 3.5. Neither the name Intel nor any other trademark owned or controlled by
|
|
* Intel shall be used in advertising or otherwise to promote the sale, use or
|
|
* other dealings in products derived from or relating to the Covered Code
|
|
* without prior written authorization from Intel.
|
|
*
|
|
* 4. Disclaimer and Export Compliance
|
|
*
|
|
* 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
|
|
* HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
|
|
* IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
|
|
* INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
|
|
* UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
|
|
* PARTICULAR PURPOSE.
|
|
*
|
|
* 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
|
|
* OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
|
|
* COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
|
|
* SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
|
|
* CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
|
|
* HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
|
|
* SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
|
|
* LIMITED REMEDY.
|
|
*
|
|
* 4.3. Licensee shall not export, either directly or indirectly, any of this
|
|
* software or system incorporating such software without first obtaining any
|
|
* required license or other approval from the U. S. Department of Commerce or
|
|
* any other agency or department of the United States Government. In the
|
|
* event Licensee exports any such software from the United States or
|
|
* re-exports any such software from a foreign destination, Licensee shall
|
|
* ensure that the distribution and export/re-export of the software is in
|
|
* compliance with all laws, regulations, orders, or other restrictions of the
|
|
* U.S. Export Administration Regulations. Licensee agrees that neither it nor
|
|
* any of its subsidiaries will export/re-export any technical data, process,
|
|
* software, or service, directly or indirectly, to any country for which the
|
|
* United States government or any agency thereof requires an export license,
|
|
* other governmental approval, or letter of assurance, without first obtaining
|
|
* such license, approval or letter.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
#define __AMRESOLV_C__
|
|
|
|
#include "acpi.h"
|
|
#include "amlcode.h"
|
|
#include "acparser.h"
|
|
#include "acdispat.h"
|
|
#include "acinterp.h"
|
|
#include "acnamesp.h"
|
|
#include "actables.h"
|
|
#include "acevents.h"
|
|
|
|
|
|
#define _COMPONENT INTERPRETER
|
|
MODULE_NAME ("amresolv")
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiAmlGetFieldUnitValue
|
|
*
|
|
* PARAMETERS: *FieldDesc - Pointer to a FieldUnit
|
|
* *ResultDesc - Pointer to an empty descriptor
|
|
* which will become a Number
|
|
* containing the field's value.
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Retrieve the value from a FieldUnit
|
|
*
|
|
******************************************************************************/
|
|
|
|
ACPI_STATUS
|
|
AcpiAmlGetFieldUnitValue (
|
|
ACPI_OPERAND_OBJECT *FieldDesc,
|
|
ACPI_OPERAND_OBJECT *ResultDesc)
|
|
{
|
|
ACPI_STATUS Status = AE_OK;
|
|
UINT32 Mask;
|
|
UINT8 *Location = NULL;
|
|
BOOLEAN Locked = FALSE;
|
|
|
|
|
|
FUNCTION_TRACE ("AmlGetFieldUnitValue");
|
|
|
|
|
|
if (!FieldDesc)
|
|
{
|
|
DEBUG_PRINT (ACPI_ERROR,
|
|
("AmlGetFieldUnitValue: Internal error - null field pointer\n"));
|
|
Status = AE_AML_NO_OPERAND;
|
|
}
|
|
|
|
if (!(FieldDesc->Common.Flags & AOPOBJ_DATA_VALID))
|
|
{
|
|
Status = AcpiDsGetFieldUnitArguments (FieldDesc);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
return_ACPI_STATUS (Status);
|
|
}
|
|
}
|
|
|
|
if (!FieldDesc->FieldUnit.Container)
|
|
{
|
|
DEBUG_PRINT (ACPI_ERROR,
|
|
("AmlGetFieldUnitValue: Internal error - null container pointer\n"));
|
|
Status = AE_AML_INTERNAL;
|
|
}
|
|
|
|
else if (ACPI_TYPE_BUFFER != FieldDesc->FieldUnit.Container->Common.Type)
|
|
{
|
|
DEBUG_PRINT (ACPI_ERROR,
|
|
("AmlGetFieldUnitValue: Internal error - container is not a Buffer\n"));
|
|
Status = AE_AML_OPERAND_TYPE;
|
|
}
|
|
|
|
else if (!ResultDesc)
|
|
{
|
|
DEBUG_PRINT (ACPI_ERROR,
|
|
("AmlGetFieldUnitValue: Internal error - null result pointer\n"));
|
|
Status = AE_AML_INTERNAL;
|
|
}
|
|
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
return_ACPI_STATUS (Status);
|
|
}
|
|
|
|
|
|
/* Get the global lock if needed */
|
|
|
|
Locked = AcpiAmlAcquireGlobalLock (FieldDesc->FieldUnit.LockRule);
|
|
|
|
/* Field location is (base of buffer) + (byte offset) */
|
|
|
|
Location = FieldDesc->FieldUnit.Container->Buffer.Pointer
|
|
+ FieldDesc->FieldUnit.Offset;
|
|
|
|
/*
|
|
* Construct Mask with as many 1 bits as the field width
|
|
*
|
|
* NOTE: Only the bottom 5 bits are valid for a shift operation, so
|
|
* special care must be taken for any shift greater than 31 bits.
|
|
*
|
|
* TBD: [Unhandled] Fields greater than 32-bits will not work.
|
|
*/
|
|
|
|
if (FieldDesc->FieldUnit.Length < 32)
|
|
{
|
|
Mask = ((UINT32) 1 << FieldDesc->FieldUnit.Length) - (UINT32) 1;
|
|
}
|
|
else
|
|
{
|
|
Mask = ACPI_UINT32_MAX;
|
|
}
|
|
|
|
ResultDesc->Integer.Type = (UINT8) ACPI_TYPE_INTEGER;
|
|
|
|
/* Get the 32 bit value at the location */
|
|
|
|
MOVE_UNALIGNED32_TO_32 (&ResultDesc->Integer.Value, Location);
|
|
|
|
/*
|
|
* Shift the 32-bit word containing the field, and mask off the
|
|
* resulting value
|
|
*/
|
|
|
|
ResultDesc->Integer.Value =
|
|
(ResultDesc->Integer.Value >> FieldDesc->FieldUnit.BitOffset) & Mask;
|
|
|
|
DEBUG_PRINT (ACPI_INFO,
|
|
("** Read from buffer %p byte %ld bit %d width %d addr %p mask %08lx val %08lx\n",
|
|
FieldDesc->FieldUnit.Container->Buffer.Pointer,
|
|
FieldDesc->FieldUnit.Offset,
|
|
FieldDesc->FieldUnit.BitOffset,
|
|
FieldDesc->FieldUnit.Length,
|
|
Location, Mask, ResultDesc->Integer.Value));
|
|
|
|
/* Release global lock if we acquired it earlier */
|
|
|
|
AcpiAmlReleaseGlobalLock (Locked);
|
|
|
|
return_ACPI_STATUS (Status);
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiAmlResolveToValue
|
|
*
|
|
* PARAMETERS: **StackPtr - Points to entry on ObjStack, which can
|
|
* be either an (ACPI_OPERAND_OBJECT *)
|
|
* or an ACPI_HANDLE.
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Convert Reference objects to values
|
|
*
|
|
******************************************************************************/
|
|
|
|
ACPI_STATUS
|
|
AcpiAmlResolveToValue (
|
|
ACPI_OPERAND_OBJECT **StackPtr,
|
|
ACPI_WALK_STATE *WalkState)
|
|
{
|
|
ACPI_STATUS Status = AE_OK;
|
|
|
|
|
|
FUNCTION_TRACE_PTR ("AmlResolveToValue", StackPtr);
|
|
|
|
|
|
if (!StackPtr || !*StackPtr)
|
|
{
|
|
DEBUG_PRINT (ACPI_ERROR,
|
|
("AmlResolveToValue: Internal error - null pointer\n"));
|
|
return_ACPI_STATUS (AE_AML_NO_OPERAND);
|
|
}
|
|
|
|
|
|
/*
|
|
* The entity pointed to by the StackPtr can be either
|
|
* 1) A valid ACPI_OPERAND_OBJECT, or
|
|
* 2) A ACPI_NAMESPACE_NODE (NamedObj)
|
|
*/
|
|
|
|
if (VALID_DESCRIPTOR_TYPE (*StackPtr, ACPI_DESC_TYPE_INTERNAL))
|
|
{
|
|
|
|
Status = AcpiAmlResolveObjectToValue (StackPtr, WalkState);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
return_ACPI_STATUS (Status);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Object on the stack may have changed if AcpiAmlResolveObjectToValue()
|
|
* was called (i.e., we can't use an _else_ here.)
|
|
*/
|
|
|
|
if (VALID_DESCRIPTOR_TYPE (*StackPtr, ACPI_DESC_TYPE_NAMED))
|
|
{
|
|
Status = AcpiAmlResolveNodeToValue ((ACPI_NAMESPACE_NODE **) StackPtr, WalkState);
|
|
}
|
|
|
|
|
|
DEBUG_PRINT (ACPI_INFO,
|
|
("AmlResolveToValue: Returning resolved object %p\n", *StackPtr));
|
|
|
|
return_ACPI_STATUS (Status);
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiAmlResolveObjectToValue
|
|
*
|
|
* PARAMETERS: StackPtr - Pointer to a stack location that contains a
|
|
* ptr to an internal object.
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Retrieve the value from an internal object. The Reference type
|
|
* uses the associated AML opcode to determine the value.
|
|
*
|
|
******************************************************************************/
|
|
|
|
ACPI_STATUS
|
|
AcpiAmlResolveObjectToValue (
|
|
ACPI_OPERAND_OBJECT **StackPtr,
|
|
ACPI_WALK_STATE *WalkState)
|
|
{
|
|
ACPI_OPERAND_OBJECT *StackDesc;
|
|
ACPI_STATUS Status = AE_OK;
|
|
ACPI_HANDLE TempHandle = NULL;
|
|
ACPI_OPERAND_OBJECT *ObjDesc = NULL;
|
|
UINT32 Index = 0;
|
|
UINT16 Opcode;
|
|
|
|
|
|
FUNCTION_TRACE ("AmlResolveObjectToValue");
|
|
|
|
|
|
StackDesc = *StackPtr;
|
|
|
|
/* This is an ACPI_OPERAND_OBJECT */
|
|
|
|
switch (StackDesc->Common.Type)
|
|
{
|
|
|
|
case INTERNAL_TYPE_REFERENCE:
|
|
|
|
Opcode = StackDesc->Reference.OpCode;
|
|
|
|
switch (Opcode)
|
|
{
|
|
|
|
case AML_NAME_OP:
|
|
|
|
/*
|
|
* Convert indirect name ptr to a direct name ptr.
|
|
* Then, AcpiAmlResolveNodeToValue can be used to get the value
|
|
*/
|
|
|
|
TempHandle = StackDesc->Reference.Object;
|
|
|
|
/* Delete the Reference Object */
|
|
|
|
AcpiCmRemoveReference (StackDesc);
|
|
|
|
/* Put direct name pointer onto stack and exit */
|
|
|
|
(*StackPtr) = TempHandle;
|
|
Status = AE_OK;
|
|
break;
|
|
|
|
|
|
case AML_LOCAL_OP:
|
|
|
|
Index = StackDesc->Reference.Offset;
|
|
|
|
/*
|
|
* Get the local from the method's state info
|
|
* Note: this increments the local's object reference count
|
|
*/
|
|
|
|
Status = AcpiDsMethodDataGetValue (MTH_TYPE_LOCAL, Index,
|
|
WalkState, &ObjDesc);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
return_ACPI_STATUS (Status);
|
|
}
|
|
|
|
/*
|
|
* Now we can delete the original Reference Object and
|
|
* replace it with the resolve value
|
|
*/
|
|
|
|
AcpiCmRemoveReference (StackDesc);
|
|
*StackPtr = ObjDesc;
|
|
|
|
DEBUG_PRINT (ACPI_INFO,
|
|
("AmlResolveObjectToValue: [Local%d] ValueObj is %p\n",
|
|
Index, ObjDesc));
|
|
|
|
if (ACPI_TYPE_INTEGER == ObjDesc->Common.Type)
|
|
{
|
|
/* Value is a Number */
|
|
|
|
DEBUG_PRINT (ACPI_INFO,
|
|
("AmlResolveObjectToValue: [Local%d] value=%X \n",
|
|
Index, ObjDesc->Integer.Value));
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
case AML_ARG_OP:
|
|
|
|
Index = StackDesc->Reference.Offset;
|
|
|
|
|
|
/*
|
|
* Get the argument from the method's state info
|
|
* Note: this increments the object reference count
|
|
*/
|
|
|
|
Status = AcpiDsMethodDataGetValue (MTH_TYPE_ARG, Index,
|
|
WalkState, &ObjDesc);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
return_ACPI_STATUS (Status);
|
|
}
|
|
|
|
/*
|
|
* Now we can delete the original Reference Object and
|
|
* replace it with the resolve value
|
|
*/
|
|
|
|
AcpiCmRemoveReference (StackDesc);
|
|
*StackPtr = ObjDesc;
|
|
|
|
DEBUG_PRINT (TRACE_EXEC,
|
|
("AmlResolveObjectToValue: [Arg%d] ValueObj is %p\n",
|
|
Index, ObjDesc));
|
|
|
|
if (ACPI_TYPE_INTEGER == ObjDesc->Common.Type)
|
|
{
|
|
/* Value is a Number */
|
|
|
|
DEBUG_PRINT (ACPI_INFO,
|
|
("AmlResolveObjectToValue: [Arg%d] value=%X\n",
|
|
Index, ObjDesc->Integer.Value));
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
/*
|
|
* TBD: [Restructure] These next three opcodes change the type of
|
|
* the object, which is actually a no-no.
|
|
*/
|
|
|
|
case AML_ZERO_OP:
|
|
|
|
StackDesc->Common.Type = (UINT8) ACPI_TYPE_INTEGER;
|
|
StackDesc->Integer.Value = 0;
|
|
break;
|
|
|
|
|
|
case AML_ONE_OP:
|
|
|
|
StackDesc->Common.Type = (UINT8) ACPI_TYPE_INTEGER;
|
|
StackDesc->Integer.Value = 1;
|
|
break;
|
|
|
|
|
|
case AML_ONES_OP:
|
|
|
|
StackDesc->Common.Type = (UINT8) ACPI_TYPE_INTEGER;
|
|
StackDesc->Integer.Value = ACPI_INTEGER_MAX;
|
|
|
|
/* Truncate value if we are executing from a 32-bit ACPI table */
|
|
|
|
AcpiAmlTruncateFor32bitTable (StackDesc, WalkState);
|
|
break;
|
|
|
|
|
|
case AML_INDEX_OP:
|
|
|
|
switch (StackDesc->Reference.TargetType)
|
|
{
|
|
case ACPI_TYPE_BUFFER_FIELD:
|
|
|
|
/* Just return - leave the Reference on the stack */
|
|
break;
|
|
|
|
|
|
case ACPI_TYPE_PACKAGE:
|
|
ObjDesc = *StackDesc->Reference.Where;
|
|
if (ObjDesc)
|
|
{
|
|
/*
|
|
* Valid obj descriptor, copy pointer to return value
|
|
* (i.e., dereference the package index)
|
|
* Delete the ref object, increment the returned object
|
|
*/
|
|
AcpiCmRemoveReference (StackDesc);
|
|
AcpiCmAddReference (ObjDesc);
|
|
*StackPtr = ObjDesc;
|
|
}
|
|
|
|
else
|
|
{
|
|
/*
|
|
* A NULL object descriptor means an unitialized element of
|
|
* the package, can't deref it
|
|
*/
|
|
|
|
DEBUG_PRINT (ACPI_ERROR,
|
|
("AmlResolveObjectToValue: Attempt to deref an Index to NULL pkg element Idx=%p\n", StackDesc));
|
|
Status = AE_AML_UNINITIALIZED_ELEMENT;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
/* Invalid reference OBJ*/
|
|
|
|
DEBUG_PRINT (ACPI_ERROR,
|
|
("AmlResolveObjectToValue: Unknown TargetType %X in Index/Reference obj %p\n",
|
|
StackDesc->Reference.TargetType, StackDesc));
|
|
Status = AE_AML_INTERNAL;
|
|
break;
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
case AML_DEBUG_OP:
|
|
|
|
/* Just leave the object as-is */
|
|
break;
|
|
|
|
|
|
default:
|
|
|
|
DEBUG_PRINT (ACPI_ERROR,
|
|
("AmlResolveObjectToValue: Unknown Reference object subtype %02X in %p\n",
|
|
Opcode, StackDesc));
|
|
Status = AE_AML_INTERNAL;
|
|
|
|
} /* switch (Opcode) */
|
|
|
|
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
return_ACPI_STATUS (Status);
|
|
}
|
|
|
|
break; /* case INTERNAL_TYPE_REFERENCE */
|
|
|
|
|
|
case ACPI_TYPE_FIELD_UNIT:
|
|
|
|
ObjDesc = AcpiCmCreateInternalObject (ACPI_TYPE_ANY);
|
|
if (!ObjDesc)
|
|
{
|
|
/* Descriptor allocation failure */
|
|
|
|
return_ACPI_STATUS (AE_NO_MEMORY);
|
|
}
|
|
|
|
Status = AcpiAmlGetFieldUnitValue (StackDesc, ObjDesc);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
AcpiCmRemoveReference (ObjDesc);
|
|
ObjDesc = NULL;
|
|
}
|
|
|
|
*StackPtr = (void *) ObjDesc;
|
|
break;
|
|
|
|
|
|
case INTERNAL_TYPE_BANK_FIELD:
|
|
|
|
ObjDesc = AcpiCmCreateInternalObject (ACPI_TYPE_ANY);
|
|
if (!ObjDesc)
|
|
{
|
|
/* Descriptor allocation failure */
|
|
|
|
return_ACPI_STATUS (AE_NO_MEMORY);
|
|
}
|
|
|
|
Status = AcpiAmlGetFieldUnitValue (StackDesc, ObjDesc);
|
|
if (ACPI_FAILURE (Status))
|
|
{
|
|
AcpiCmRemoveReference (ObjDesc);
|
|
ObjDesc = NULL;
|
|
}
|
|
|
|
*StackPtr = (void *) ObjDesc;
|
|
break;
|
|
|
|
|
|
/* TBD: [Future] - may need to handle IndexField, and DefField someday */
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
} /* switch (StackDesc->Common.Type) */
|
|
|
|
|
|
return_ACPI_STATUS (Status);
|
|
}
|
|
|
|
|