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date	2000.08.10.16.11.00;	author agrover;	state Exp;
This commit is contained in:
aystarik 2005-06-29 17:06:45 +00:00
parent 7d5d1b0e91
commit 0b748f5e75
1 changed files with 88 additions and 34 deletions
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122
source/components/dispatcher/dsopcode.c
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@ -173,10 +173,10 @@ AcpiDsGetRegionArguments (
* OpRegion tree
*/
Op = AcpiPsAllocOp (AML_REGION_OP);
Op = AcpiPsAllocOp (AML_SCOPE_OP);
if (!Op)
{
return AE_NO_MEMORY;
return (AE_NO_MEMORY);
}
/* Save the NTE for use in AcpiPsParseAml */
@ -195,21 +195,44 @@ AcpiDsGetRegionArguments (
Status = AcpiPsParseAml (Op, MethodDesc->Method.Pcode,
MethodDesc->Method.PcodeLength, 0,
AcpiDsLoad1BeginOp, AcpiDsLoad1EndOp);
if (ACPI_SUCCESS (Status))
NULL, NULL, NULL, AcpiDsLoad1BeginOp, AcpiDsLoad1EndOp);
if (ACPI_FAILURE (Status))
{
/* Get and init the actual RegionOp created above */
RegionOp = Op->Value.Arg;
RegionOp->AcpiNamedObject = Entry;
/* AcpiEvaluate the address and length arguments for the OpRegion */
AcpiPsWalkParsedAml (RegionOp, RegionOp, NULL, NULL, NULL,
NULL, TableDesc->TableId,
AcpiDsExecBeginOp, AcpiDsExecEndOp);
AcpiPsDeleteParseTree (Op);
return_ACPI_STATUS (Status);
}
/* Get and init the actual RegionOp created above */
/* RegionOp = Op->Value.Arg;
Op->AcpiNamedObject = Entry;*/
RegionOp = Op->Value.Arg;
RegionOp->AcpiNamedObject = Entry;
AcpiPsDeleteParseTree (Op);
/* AcpiEvaluate the address and length arguments for the OpRegion */
Op = AcpiPsAllocOp (AML_SCOPE_OP);
if (!Op)
{
return (AE_NO_MEMORY);
}
Op->AcpiNamedObject = AcpiNsGetParentEntry (Entry);
Status = AcpiPsParseAml (Op, MethodDesc->Method.Pcode,
MethodDesc->Method.PcodeLength, PARSE_DELETE_TREE,
NULL /*MethodDesc*/, NULL, NULL,
AcpiDsExecBeginOp, AcpiDsExecEndOp);
/*
AcpiPsWalkParsedAml (RegionOp, RegionOp, NULL, NULL, NULL,
NULL, TableDesc->TableId,
AcpiDsExecBeginOp, AcpiDsExecEndOp);
*/
/* All done with the parse tree, delete it */
AcpiPsDeleteParseTree (Op);
@ -244,7 +267,7 @@ AcpiDsInitializeRegion (
Status = AcpiEvInitializeRegion (ObjDesc, FALSE);
return Status;
return (Status);
}
@ -377,6 +400,14 @@ AcpiDsExecBeginControlOp (
}
AcpiCmPushGenericState (&WalkState->ControlState, ControlState);
/*
* Save a pointer to the predicate for multiple executions
* of a loop
*/
WalkState->ControlState->Control.AmlPredicateStart =
WalkState->ParserState->Aml - 1;
/*AcpiPsPkgLengthEncodingSize (GET8 (WalkState->ParserState->Aml));*/
break;
@ -402,7 +433,7 @@ AcpiDsExecBeginControlOp (
break;
}
return Status;
return (Status);
}
@ -472,11 +503,11 @@ AcpiDsExecEndControlOp (
{
/* Predicate was true, go back and evaluate it again! */
Status = AE_CTRL_TRUE;
Status = AE_CTRL_PENDING;
}
else
{
/* else
{*/
DEBUG_PRINT (TRACE_DISPATCH,
("EndControlOp: [WHILE_OP] termination! Op=%p\n", Op));
@ -484,8 +515,10 @@ AcpiDsExecEndControlOp (
ControlState =
AcpiCmPopGenericState (&WalkState->ControlState);
WalkState->AmlLastWhile = ControlState->Control.AmlPredicateStart;
AcpiCmDeleteGenericState (ControlState);
}
/* }*/
break;
@ -496,48 +529,69 @@ AcpiDsExecEndControlOp (
("EndControlOp: [RETURN_OP] Op=%p Arg=%p\n",Op, Op->Value.Arg));
/* One optional operand -- the return value */
/*
* One optional operand -- the return value
* It can be either an immediate operand or a result that
* has been bubbled up the tree
*/
if (Op->Value.Arg)
{
/* Return statement has an immediate operand */
Status = AcpiDsCreateOperands (WalkState, Op->Value.Arg);
if (ACPI_FAILURE (Status))
{
return Status;
return (Status);
}
/*
* TBD: [Restructure] Just check for NULL arg
* to signify no return value???
*/
/*
* If value being returned is a Reference (such as
* an arg or local), resolve it now because it may
* cease to exist at the end of the method.
*/
Status = AcpiAmlResolveToValue (&WalkState->Operands [0]);
Status = AcpiAmlResolveToValue (&WalkState->Operands [0], WalkState);
if (ACPI_FAILURE (Status))
{
return Status;
return (Status);
}
/*
* Get the return value and save as the last result
* value
* This is the only place where WalkState->ReturnDesc
* value. This is the only place where WalkState->ReturnDesc
* is set to anything other than zero!
*/
WalkState->ReturnDesc = WalkState->Operands[0];
}
else if (WalkState->NumResults > 0)
{
/*
* The return value has come from a previous calculation.
*
* If value being returned is a Reference (such as
* an arg or local), resolve it now because it may
* cease to exist at the end of the method.
*/
Status = AcpiAmlResolveToValue (&WalkState->Results [0], WalkState);
if (ACPI_FAILURE (Status))
{
return (Status);
}
WalkState->ReturnDesc = WalkState->Results [0];
}
else
{
/* No return operand */
AcpiCmRemoveReference (WalkState->Operands [0]);
if (WalkState->NumOperands)
{
AcpiCmRemoveReference (WalkState->Operands [0]);
}
WalkState->Operands [0] = NULL;
WalkState->NumOperands = 0;
@ -603,6 +657,6 @@ AcpiDsExecEndControlOp (
}
return Status;
return (Status);
}