0,0 → 1,810 |
|
/****************************************************************************** |
* |
* Module Name: exresop - AML Interpreter operand/object resolution |
* |
*****************************************************************************/ |
|
/****************************************************************************** |
* |
* 1. Copyright Notice |
* |
* Some or all of this work - Copyright (c) 1999 - 2010, 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 __EXRESOP_C__ |
|
#include "acpi.h" |
#include "accommon.h" |
#include "amlcode.h" |
#include "acparser.h" |
#include "acinterp.h" |
#include "acnamesp.h" |
|
|
#define _COMPONENT ACPI_EXECUTER |
ACPI_MODULE_NAME ("exresop") |
|
/* Local prototypes */ |
|
static ACPI_STATUS |
AcpiExCheckObjectType ( |
ACPI_OBJECT_TYPE TypeNeeded, |
ACPI_OBJECT_TYPE ThisType, |
void *Object); |
|
|
/******************************************************************************* |
* |
* FUNCTION: AcpiExCheckObjectType |
* |
* PARAMETERS: TypeNeeded Object type needed |
* ThisType Actual object type |
* Object Object pointer |
* |
* RETURN: Status |
* |
* DESCRIPTION: Check required type against actual type |
* |
******************************************************************************/ |
|
static ACPI_STATUS |
AcpiExCheckObjectType ( |
ACPI_OBJECT_TYPE TypeNeeded, |
ACPI_OBJECT_TYPE ThisType, |
void *Object) |
{ |
ACPI_FUNCTION_ENTRY (); |
|
|
if (TypeNeeded == ACPI_TYPE_ANY) |
{ |
/* All types OK, so we don't perform any typechecks */ |
|
return (AE_OK); |
} |
|
if (TypeNeeded == ACPI_TYPE_LOCAL_REFERENCE) |
{ |
/* |
* Allow the AML "Constant" opcodes (Zero, One, etc.) to be reference |
* objects and thus allow them to be targets. (As per the ACPI |
* specification, a store to a constant is a noop.) |
*/ |
if ((ThisType == ACPI_TYPE_INTEGER) && |
(((ACPI_OPERAND_OBJECT *) Object)->Common.Flags & AOPOBJ_AML_CONSTANT)) |
{ |
return (AE_OK); |
} |
} |
|
if (TypeNeeded != ThisType) |
{ |
ACPI_ERROR ((AE_INFO, |
"Needed type [%s], found [%s] %p", |
AcpiUtGetTypeName (TypeNeeded), |
AcpiUtGetTypeName (ThisType), Object)); |
|
return (AE_AML_OPERAND_TYPE); |
} |
|
return (AE_OK); |
} |
|
|
/******************************************************************************* |
* |
* FUNCTION: AcpiExResolveOperands |
* |
* PARAMETERS: Opcode - Opcode being interpreted |
* StackPtr - Pointer to the operand stack to be |
* resolved |
* WalkState - Current state |
* |
* RETURN: Status |
* |
* DESCRIPTION: Convert multiple input operands to the types required by the |
* target operator. |
* |
* Each 5-bit group in ArgTypes represents one required |
* operand and indicates the required Type. The corresponding operand |
* will be converted to the required type if possible, otherwise we |
* abort with an exception. |
* |
******************************************************************************/ |
|
ACPI_STATUS |
AcpiExResolveOperands ( |
UINT16 Opcode, |
ACPI_OPERAND_OBJECT **StackPtr, |
ACPI_WALK_STATE *WalkState) |
{ |
ACPI_OPERAND_OBJECT *ObjDesc; |
ACPI_STATUS Status = AE_OK; |
UINT8 ObjectType; |
UINT32 ArgTypes; |
const ACPI_OPCODE_INFO *OpInfo; |
UINT32 ThisArgType; |
ACPI_OBJECT_TYPE TypeNeeded; |
UINT16 TargetOp = 0; |
|
|
ACPI_FUNCTION_TRACE_U32 (ExResolveOperands, Opcode); |
|
|
OpInfo = AcpiPsGetOpcodeInfo (Opcode); |
if (OpInfo->Class == AML_CLASS_UNKNOWN) |
{ |
return_ACPI_STATUS (AE_AML_BAD_OPCODE); |
} |
|
ArgTypes = OpInfo->RuntimeArgs; |
if (ArgTypes == ARGI_INVALID_OPCODE) |
{ |
ACPI_ERROR ((AE_INFO, "Unknown AML opcode 0x%X", |
Opcode)); |
|
return_ACPI_STATUS (AE_AML_INTERNAL); |
} |
|
ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, |
"Opcode %X [%s] RequiredOperandTypes=%8.8X\n", |
Opcode, OpInfo->Name, ArgTypes)); |
|
/* |
* Normal exit is with (ArgTypes == 0) at end of argument list. |
* Function will return an exception from within the loop upon |
* finding an entry which is not (or cannot be converted |
* to) the required type; if stack underflows; or upon |
* finding a NULL stack entry (which should not happen). |
*/ |
while (GET_CURRENT_ARG_TYPE (ArgTypes)) |
{ |
if (!StackPtr || !*StackPtr) |
{ |
ACPI_ERROR ((AE_INFO, "Null stack entry at %p", |
StackPtr)); |
|
return_ACPI_STATUS (AE_AML_INTERNAL); |
} |
|
/* Extract useful items */ |
|
ObjDesc = *StackPtr; |
|
/* Decode the descriptor type */ |
|
switch (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc)) |
{ |
case ACPI_DESC_TYPE_NAMED: |
|
/* Namespace Node */ |
|
ObjectType = ((ACPI_NAMESPACE_NODE *) ObjDesc)->Type; |
|
/* |
* Resolve an alias object. The construction of these objects |
* guarantees that there is only one level of alias indirection; |
* thus, the attached object is always the aliased namespace node |
*/ |
if (ObjectType == ACPI_TYPE_LOCAL_ALIAS) |
{ |
ObjDesc = AcpiNsGetAttachedObject ((ACPI_NAMESPACE_NODE *) ObjDesc); |
*StackPtr = ObjDesc; |
ObjectType = ((ACPI_NAMESPACE_NODE *) ObjDesc)->Type; |
} |
break; |
|
|
case ACPI_DESC_TYPE_OPERAND: |
|
/* ACPI internal object */ |
|
ObjectType = ObjDesc->Common.Type; |
|
/* Check for bad ACPI_OBJECT_TYPE */ |
|
if (!AcpiUtValidObjectType (ObjectType)) |
{ |
ACPI_ERROR ((AE_INFO, |
"Bad operand object type [0x%X]", ObjectType)); |
|
return_ACPI_STATUS (AE_AML_OPERAND_TYPE); |
} |
|
if (ObjectType == (UINT8) ACPI_TYPE_LOCAL_REFERENCE) |
{ |
/* Validate the Reference */ |
|
switch (ObjDesc->Reference.Class) |
{ |
case ACPI_REFCLASS_DEBUG: |
|
TargetOp = AML_DEBUG_OP; |
|
/*lint -fallthrough */ |
|
case ACPI_REFCLASS_ARG: |
case ACPI_REFCLASS_LOCAL: |
case ACPI_REFCLASS_INDEX: |
case ACPI_REFCLASS_REFOF: |
case ACPI_REFCLASS_TABLE: /* DdbHandle from LOAD_OP or LOAD_TABLE_OP */ |
case ACPI_REFCLASS_NAME: /* Reference to a named object */ |
|
ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, |
"Operand is a Reference, Class [%s] %2.2X\n", |
AcpiUtGetReferenceName (ObjDesc), |
ObjDesc->Reference.Class)); |
break; |
|
default: |
|
ACPI_ERROR ((AE_INFO, |
"Unknown Reference Class 0x%2.2X in %p", |
ObjDesc->Reference.Class, ObjDesc)); |
|
return_ACPI_STATUS (AE_AML_OPERAND_TYPE); |
} |
} |
break; |
|
|
default: |
|
/* Invalid descriptor */ |
|
ACPI_ERROR ((AE_INFO, "Invalid descriptor %p [%s]", |
ObjDesc, AcpiUtGetDescriptorName (ObjDesc))); |
|
return_ACPI_STATUS (AE_AML_OPERAND_TYPE); |
} |
|
/* Get one argument type, point to the next */ |
|
ThisArgType = GET_CURRENT_ARG_TYPE (ArgTypes); |
INCREMENT_ARG_LIST (ArgTypes); |
|
/* |
* Handle cases where the object does not need to be |
* resolved to a value |
*/ |
switch (ThisArgType) |
{ |
case ARGI_REF_OR_STRING: /* Can be a String or Reference */ |
|
if ((ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) == ACPI_DESC_TYPE_OPERAND) && |
(ObjDesc->Common.Type == ACPI_TYPE_STRING)) |
{ |
/* |
* String found - the string references a named object and |
* must be resolved to a node |
*/ |
goto NextOperand; |
} |
|
/* |
* Else not a string - fall through to the normal Reference |
* case below |
*/ |
/*lint -fallthrough */ |
|
case ARGI_REFERENCE: /* References: */ |
case ARGI_INTEGER_REF: |
case ARGI_OBJECT_REF: |
case ARGI_DEVICE_REF: |
case ARGI_TARGETREF: /* Allows implicit conversion rules before store */ |
case ARGI_FIXED_TARGET: /* No implicit conversion before store to target */ |
case ARGI_SIMPLE_TARGET: /* Name, Local, or Arg - no implicit conversion */ |
|
/* |
* Need an operand of type ACPI_TYPE_LOCAL_REFERENCE |
* A Namespace Node is OK as-is |
*/ |
if (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) == ACPI_DESC_TYPE_NAMED) |
{ |
goto NextOperand; |
} |
|
Status = AcpiExCheckObjectType (ACPI_TYPE_LOCAL_REFERENCE, |
ObjectType, ObjDesc); |
if (ACPI_FAILURE (Status)) |
{ |
return_ACPI_STATUS (Status); |
} |
goto NextOperand; |
|
|
case ARGI_DATAREFOBJ: /* Store operator only */ |
|
/* |
* We don't want to resolve IndexOp reference objects during |
* a store because this would be an implicit DeRefOf operation. |
* Instead, we just want to store the reference object. |
* -- All others must be resolved below. |
*/ |
if ((Opcode == AML_STORE_OP) && |
((*StackPtr)->Common.Type == ACPI_TYPE_LOCAL_REFERENCE) && |
((*StackPtr)->Reference.Class == ACPI_REFCLASS_INDEX)) |
{ |
goto NextOperand; |
} |
break; |
|
default: |
/* All cases covered above */ |
break; |
} |
|
/* |
* Resolve this object to a value |
*/ |
Status = AcpiExResolveToValue (StackPtr, WalkState); |
if (ACPI_FAILURE (Status)) |
{ |
return_ACPI_STATUS (Status); |
} |
|
/* Get the resolved object */ |
|
ObjDesc = *StackPtr; |
|
/* |
* Check the resulting object (value) type |
*/ |
switch (ThisArgType) |
{ |
/* |
* For the simple cases, only one type of resolved object |
* is allowed |
*/ |
case ARGI_MUTEX: |
|
/* Need an operand of type ACPI_TYPE_MUTEX */ |
|
TypeNeeded = ACPI_TYPE_MUTEX; |
break; |
|
case ARGI_EVENT: |
|
/* Need an operand of type ACPI_TYPE_EVENT */ |
|
TypeNeeded = ACPI_TYPE_EVENT; |
break; |
|
case ARGI_PACKAGE: /* Package */ |
|
/* Need an operand of type ACPI_TYPE_PACKAGE */ |
|
TypeNeeded = ACPI_TYPE_PACKAGE; |
break; |
|
case ARGI_ANYTYPE: |
|
/* Any operand type will do */ |
|
TypeNeeded = ACPI_TYPE_ANY; |
break; |
|
case ARGI_DDBHANDLE: |
|
/* Need an operand of type ACPI_TYPE_DDB_HANDLE */ |
|
TypeNeeded = ACPI_TYPE_LOCAL_REFERENCE; |
break; |
|
|
/* |
* The more complex cases allow multiple resolved object types |
*/ |
case ARGI_INTEGER: |
|
/* |
* Need an operand of type ACPI_TYPE_INTEGER, |
* But we can implicitly convert from a STRING or BUFFER |
* Aka - "Implicit Source Operand Conversion" |
*/ |
Status = AcpiExConvertToInteger (ObjDesc, StackPtr, 16); |
if (ACPI_FAILURE (Status)) |
{ |
if (Status == AE_TYPE) |
{ |
ACPI_ERROR ((AE_INFO, |
"Needed [Integer/String/Buffer], found [%s] %p", |
AcpiUtGetObjectTypeName (ObjDesc), ObjDesc)); |
|
return_ACPI_STATUS (AE_AML_OPERAND_TYPE); |
} |
|
return_ACPI_STATUS (Status); |
} |
|
if (ObjDesc != *StackPtr) |
{ |
AcpiUtRemoveReference (ObjDesc); |
} |
goto NextOperand; |
|
|
case ARGI_BUFFER: |
|
/* |
* Need an operand of type ACPI_TYPE_BUFFER, |
* But we can implicitly convert from a STRING or INTEGER |
* Aka - "Implicit Source Operand Conversion" |
*/ |
Status = AcpiExConvertToBuffer (ObjDesc, StackPtr); |
if (ACPI_FAILURE (Status)) |
{ |
if (Status == AE_TYPE) |
{ |
ACPI_ERROR ((AE_INFO, |
"Needed [Integer/String/Buffer], found [%s] %p", |
AcpiUtGetObjectTypeName (ObjDesc), ObjDesc)); |
|
return_ACPI_STATUS (AE_AML_OPERAND_TYPE); |
} |
|
return_ACPI_STATUS (Status); |
} |
|
if (ObjDesc != *StackPtr) |
{ |
AcpiUtRemoveReference (ObjDesc); |
} |
goto NextOperand; |
|
|
case ARGI_STRING: |
|
/* |
* Need an operand of type ACPI_TYPE_STRING, |
* But we can implicitly convert from a BUFFER or INTEGER |
* Aka - "Implicit Source Operand Conversion" |
*/ |
Status = AcpiExConvertToString (ObjDesc, StackPtr, |
ACPI_IMPLICIT_CONVERT_HEX); |
if (ACPI_FAILURE (Status)) |
{ |
if (Status == AE_TYPE) |
{ |
ACPI_ERROR ((AE_INFO, |
"Needed [Integer/String/Buffer], found [%s] %p", |
AcpiUtGetObjectTypeName (ObjDesc), ObjDesc)); |
|
return_ACPI_STATUS (AE_AML_OPERAND_TYPE); |
} |
|
return_ACPI_STATUS (Status); |
} |
|
if (ObjDesc != *StackPtr) |
{ |
AcpiUtRemoveReference (ObjDesc); |
} |
goto NextOperand; |
|
|
case ARGI_COMPUTEDATA: |
|
/* Need an operand of type INTEGER, STRING or BUFFER */ |
|
switch (ObjDesc->Common.Type) |
{ |
case ACPI_TYPE_INTEGER: |
case ACPI_TYPE_STRING: |
case ACPI_TYPE_BUFFER: |
|
/* Valid operand */ |
break; |
|
default: |
ACPI_ERROR ((AE_INFO, |
"Needed [Integer/String/Buffer], found [%s] %p", |
AcpiUtGetObjectTypeName (ObjDesc), ObjDesc)); |
|
return_ACPI_STATUS (AE_AML_OPERAND_TYPE); |
} |
goto NextOperand; |
|
|
case ARGI_BUFFER_OR_STRING: |
|
/* Need an operand of type STRING or BUFFER */ |
|
switch (ObjDesc->Common.Type) |
{ |
case ACPI_TYPE_STRING: |
case ACPI_TYPE_BUFFER: |
|
/* Valid operand */ |
break; |
|
case ACPI_TYPE_INTEGER: |
|
/* Highest priority conversion is to type Buffer */ |
|
Status = AcpiExConvertToBuffer (ObjDesc, StackPtr); |
if (ACPI_FAILURE (Status)) |
{ |
return_ACPI_STATUS (Status); |
} |
|
if (ObjDesc != *StackPtr) |
{ |
AcpiUtRemoveReference (ObjDesc); |
} |
break; |
|
default: |
ACPI_ERROR ((AE_INFO, |
"Needed [Integer/String/Buffer], found [%s] %p", |
AcpiUtGetObjectTypeName (ObjDesc), ObjDesc)); |
|
return_ACPI_STATUS (AE_AML_OPERAND_TYPE); |
} |
goto NextOperand; |
|
|
case ARGI_DATAOBJECT: |
/* |
* ARGI_DATAOBJECT is only used by the SizeOf operator. |
* Need a buffer, string, package, or RefOf reference. |
* |
* The only reference allowed here is a direct reference to |
* a namespace node. |
*/ |
switch (ObjDesc->Common.Type) |
{ |
case ACPI_TYPE_PACKAGE: |
case ACPI_TYPE_STRING: |
case ACPI_TYPE_BUFFER: |
case ACPI_TYPE_LOCAL_REFERENCE: |
|
/* Valid operand */ |
break; |
|
default: |
ACPI_ERROR ((AE_INFO, |
"Needed [Buffer/String/Package/Reference], found [%s] %p", |
AcpiUtGetObjectTypeName (ObjDesc), ObjDesc)); |
|
return_ACPI_STATUS (AE_AML_OPERAND_TYPE); |
} |
goto NextOperand; |
|
|
case ARGI_COMPLEXOBJ: |
|
/* Need a buffer or package or (ACPI 2.0) String */ |
|
switch (ObjDesc->Common.Type) |
{ |
case ACPI_TYPE_PACKAGE: |
case ACPI_TYPE_STRING: |
case ACPI_TYPE_BUFFER: |
|
/* Valid operand */ |
break; |
|
default: |
ACPI_ERROR ((AE_INFO, |
"Needed [Buffer/String/Package], found [%s] %p", |
AcpiUtGetObjectTypeName (ObjDesc), ObjDesc)); |
|
return_ACPI_STATUS (AE_AML_OPERAND_TYPE); |
} |
goto NextOperand; |
|
|
case ARGI_REGION_OR_BUFFER: /* Used by Load() only */ |
|
/* Need an operand of type REGION or a BUFFER (which could be a resolved region field) */ |
|
switch (ObjDesc->Common.Type) |
{ |
case ACPI_TYPE_BUFFER: |
case ACPI_TYPE_REGION: |
|
/* Valid operand */ |
break; |
|
default: |
ACPI_ERROR ((AE_INFO, |
"Needed [Region/Buffer], found [%s] %p", |
AcpiUtGetObjectTypeName (ObjDesc), ObjDesc)); |
|
return_ACPI_STATUS (AE_AML_OPERAND_TYPE); |
} |
goto NextOperand; |
|
|
case ARGI_DATAREFOBJ: |
|
/* Used by the Store() operator only */ |
|
switch (ObjDesc->Common.Type) |
{ |
case ACPI_TYPE_INTEGER: |
case ACPI_TYPE_PACKAGE: |
case ACPI_TYPE_STRING: |
case ACPI_TYPE_BUFFER: |
case ACPI_TYPE_BUFFER_FIELD: |
case ACPI_TYPE_LOCAL_REFERENCE: |
case ACPI_TYPE_LOCAL_REGION_FIELD: |
case ACPI_TYPE_LOCAL_BANK_FIELD: |
case ACPI_TYPE_LOCAL_INDEX_FIELD: |
case ACPI_TYPE_DDB_HANDLE: |
|
/* Valid operand */ |
break; |
|
default: |
|
if (AcpiGbl_EnableInterpreterSlack) |
{ |
/* |
* Enable original behavior of Store(), allowing any and all |
* objects as the source operand. The ACPI spec does not |
* allow this, however. |
*/ |
break; |
} |
|
if (TargetOp == AML_DEBUG_OP) |
{ |
/* Allow store of any object to the Debug object */ |
|
break; |
} |
|
ACPI_ERROR ((AE_INFO, |
"Needed Integer/Buffer/String/Package/Ref/Ddb], found [%s] %p", |
AcpiUtGetObjectTypeName (ObjDesc), ObjDesc)); |
|
return_ACPI_STATUS (AE_AML_OPERAND_TYPE); |
} |
goto NextOperand; |
|
|
default: |
|
/* Unknown type */ |
|
ACPI_ERROR ((AE_INFO, |
"Internal - Unknown ARGI (required operand) type 0x%X", |
ThisArgType)); |
|
return_ACPI_STATUS (AE_BAD_PARAMETER); |
} |
|
/* |
* Make sure that the original object was resolved to the |
* required object type (Simple cases only). |
*/ |
Status = AcpiExCheckObjectType (TypeNeeded, |
(*StackPtr)->Common.Type, *StackPtr); |
if (ACPI_FAILURE (Status)) |
{ |
return_ACPI_STATUS (Status); |
} |
|
NextOperand: |
/* |
* If more operands needed, decrement StackPtr to point |
* to next operand on stack |
*/ |
if (GET_CURRENT_ARG_TYPE (ArgTypes)) |
{ |
StackPtr--; |
} |
} |
|
ACPI_DUMP_OPERANDS (WalkState->Operands, |
AcpiPsGetOpcodeName (Opcode), WalkState->NumOperands); |
|
return_ACPI_STATUS (Status); |
} |
|
|