dswscope.c File Reference

#include "acpi.h"
#include "accommon.h"
#include "acdispat.h"

Include dependency graph for dswscope.c:

Go to the source code of this file.

Macros
#define	_COMPONENT   ACPI_DISPATCHER

Functions
void	AcpiDsScopeStackClear (ACPI_WALK_STATE *WalkState)
ACPI_STATUS	AcpiDsScopeStackPush (ACPI_NAMESPACE_NODE *Node, ACPI_OBJECT_TYPE Type, ACPI_WALK_STATE *WalkState)
ACPI_STATUS	AcpiDsScopeStackPop (ACPI_WALK_STATE *WalkState)

Macro Definition Documentation

_COMPONENT

#define _COMPONENT   ACPI_DISPATCHER

Definition at line 49 of file dswscope.c.

Function Documentation

AcpiDsScopeStackClear()

void AcpiDsScopeStackClear

(

ACPI_WALK_STATE *

WalkState

)

Definition at line 67 of file dswscope.c.

{
    ACPI_GENERIC_STATE      *ScopeInfo;
 
    ACPI_FUNCTION_NAME (DsScopeStackClear);
 
 
    while (WalkState->ScopeInfo)
    {
        /* Pop a scope off the stack */
 
        ScopeInfo = WalkState->ScopeInfo;
        WalkState->ScopeInfo = ScopeInfo->Scope.Next;
 
        ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
            "Popped object type (%s)\n",
            AcpiUtGetTypeName (ScopeInfo->Common.Value)));
 
        AcpiUtDeleteGenericState (ScopeInfo);
    }
}

Referenced by AcpiPsExecuteMethod(), and AcpiPsParseAml().

AcpiDsScopeStackPop()

ACPI_STATUS AcpiDsScopeStackPop

(

ACPI_WALK_STATE *

WalkState

)

Definition at line 192 of file dswscope.c.

{
    ACPI_GENERIC_STATE      *ScopeInfo;
    ACPI_GENERIC_STATE      *NewScopeInfo;
 
 
    ACPI_FUNCTION_TRACE (DsScopeStackPop);
 
 
    /*
     * Pop scope info object off the stack.
     */
    ScopeInfo = AcpiUtPopGenericState (&WalkState->ScopeInfo);
    if (!ScopeInfo)
    {
        return_ACPI_STATUS (AE_STACK_UNDERFLOW);
    }
 
    WalkState->ScopeDepth--;
 
    ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
        "[%.2d] Popped scope [%4.4s] (%s), New scope -> ",
        (UINT32) WalkState->ScopeDepth,
        AcpiUtGetNodeName (ScopeInfo->Scope.Node),
        AcpiUtGetTypeName (ScopeInfo->Common.Value)));
 
    NewScopeInfo = WalkState->ScopeInfo;
    if (NewScopeInfo)
    {
        ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EXEC, "[%4.4s] (%s)\n",
            AcpiUtGetNodeName (NewScopeInfo->Scope.Node),
            AcpiUtGetTypeName (NewScopeInfo->Common.Value)));
    }
    else
    {
        ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EXEC, "%s\n", ACPI_NAMESPACE_ROOT));
    }
 
    AcpiUtDeleteGenericState (ScopeInfo);
    return_ACPI_STATUS (AE_OK);
}

Referenced by AcpiDsExecBeginOp(), AcpiDsLoad1EndOp(), and AcpiDsLoad2EndOp().

AcpiDsScopeStackPush()

ACPI_STATUS AcpiDsScopeStackPush	(	ACPI_NAMESPACE_NODE *	Node,
		ACPI_OBJECT_TYPE	Type,
		ACPI_WALK_STATE *	WalkState
	)

Definition at line 107 of file dswscope.c.

{
    ACPI_GENERIC_STATE      *ScopeInfo;
    ACPI_GENERIC_STATE      *OldScopeInfo;
 
 
    ACPI_FUNCTION_TRACE (DsScopeStackPush);
 
 
    if (!Node)
    {
        /* Invalid scope   */
 
        ACPI_ERROR ((AE_INFO, "Null scope parameter"));
        return_ACPI_STATUS (AE_BAD_PARAMETER);
    }
 
    /* Make sure object type is valid */
 
    if (!AcpiUtValidObjectType (Type))
    {
        ACPI_WARNING ((AE_INFO,
            "Invalid object type: 0x%X", Type));
    }
 
    /* Allocate a new scope object */
 
    ScopeInfo = AcpiUtCreateGenericState ();
    if (!ScopeInfo)
    {
        return_ACPI_STATUS (AE_NO_MEMORY);
    }
 
    /* Init new scope object */
 
    ScopeInfo->Common.DescriptorType = ACPI_DESC_TYPE_STATE_WSCOPE;
    ScopeInfo->Scope.Node = Node;
    ScopeInfo->Common.Value = (UINT16) Type;
 
    WalkState->ScopeDepth++;
 
    ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
        "[%.2d] Pushed scope ", (UINT32) WalkState->ScopeDepth));
 
    OldScopeInfo = WalkState->ScopeInfo;
    if (OldScopeInfo)
    {
        ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EXEC,
            "[%4.4s] (%s)",
            AcpiUtGetNodeName (OldScopeInfo->Scope.Node),
            AcpiUtGetTypeName (OldScopeInfo->Common.Value)));
    }
    else
    {
        ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EXEC, ACPI_NAMESPACE_ROOT));
    }
 
    ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EXEC,
        ", New scope -> [%4.4s] (%s)\n",
        AcpiUtGetNodeName (ScopeInfo->Scope.Node),
        AcpiUtGetTypeName (ScopeInfo->Common.Value)));
 
    /* Push new scope object onto stack */
 
    AcpiUtPushGenericState (&WalkState->ScopeInfo, ScopeInfo);
    return_ACPI_STATUS (AE_OK);
}

Referenced by AcpiDsExecBeginOp(), AcpiDsInitAmlWalk(), AcpiDsLoad1BeginOp(), AcpiDsLoad2BeginOp(), AcpiNsLookup(), AcpiNsOneCompleteParse(), and AcpiPsExecuteTable().