diff -r 000000000000 -r a41df078684a kernel/eka/include/nkern/emievents.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/kernel/eka/include/nkern/emievents.h Mon Oct 19 15:55:17 2009 +0100 @@ -0,0 +1,91 @@ +// Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies). +// All rights reserved. +// This component and the accompanying materials are made available +// under the terms of the License "Eclipse Public License v1.0" +// which accompanies this distribution, and is available +// at the URL "http://www.eclipse.org/legal/epl-v10.html". +// +// Initial Contributors: +// Nokia Corporation - initial contribution. +// +// Contributors: +// +// Description: +// +// WARNING: This file contains some APIs which are internal and are subject +// to change without notice. Such APIs should therefore not be used +// outside the Kernel and Hardware Services package. +// + +#ifndef __EMIEVENTS_H__ +#define __EMIEVENTS_H__ + +/** +@publishedPartner +@released + +Defines the format of a task event record. + +An item of this type is passed to: + +-# EMI::GetTaskEvent() +-# EMI::AddTaskEvent() +*/ +struct TTaskEventRecord + { + /** + Defines the type of event: + + 0 = Reschedule + 1..127 = Reserved + > 127 = User Defined + */ + TUint8 iType; + + + /** + Flag bits. + + Bit 0 - Events have been lost before this event. (All types) + Bit 1 - Previous thread is now waiting. (Reschedule only) + */ + TUint8 iFlags; + + + /** + This has no use in reschedule events, but may be used by other event types. + */ + TUint16 iExtra; + + + /** + The state variable at the time of the event, which will + probably indicate the clock frequency at the time of the event. + */ + TUint32 iUserState; + + + /** + The time that the event occurred. + + The units are defined by the GET_HIGH_RES_TICK macro. + */ + TUint32 iTime; + + + /** + The NThread that was executing before the switch. + */ + TAny* iPrevious; + + + /** + The NThread that was executing after the switch. + */ + TAny* iNext; + }; + +const TUint8 KTskEvtFlag_EventLost =1; +const TUint8 KTskEvtFlag_PrevWaiting=2; + +#endif