sl@0: // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // e32/include/nkernsmp/emievents.h
sl@0: // 
sl@0: // WARNING: This file contains some APIs which are internal and are subject
sl@0: //          to change without notice. Such APIs should therefore not be used
sl@0: //          outside the Kernel and Hardware Services package.
sl@0: //
sl@0: 
sl@0: #ifndef __EMIEVENTS_H__
sl@0: #define __EMIEVENTS_H__
sl@0: 
sl@0: /**
sl@0: @publishedPartner
sl@0: @released
sl@0: 
sl@0: Defines the format of a task event record.
sl@0: 
sl@0: An item of this type is passed to:
sl@0: 
sl@0: -# EMI::GetTaskEvent()
sl@0: -# EMI::AddTaskEvent()
sl@0: */
sl@0: struct TTaskEventRecord
sl@0: 	{
sl@0: 	/**
sl@0: 	Defines the type of event:
sl@0: 	
sl@0:     0 = Reschedule 
sl@0:     1..127 = Reserved
sl@0: 	> 127 = User Defined
sl@0: 	*/
sl@0: 	TUint8	iType;	
sl@0: 				
sl@0: 						
sl@0: 	/**
sl@0: 	Flag bits.
sl@0: 	
sl@0:     Bit 0 - Events have been lost before this event. (All types) 
sl@0: 	Bit 1 - Previous thread is now waiting. (Reschedule only)
sl@0: 	*/					
sl@0: 	TUint8	iFlags;
sl@0: 	
sl@0: 	
sl@0: 	/**
sl@0: 	This has no use in reschedule events, but may be used by other event types.
sl@0: 	*/
sl@0: 	TUint16	iExtra;
sl@0: 	
sl@0: 	
sl@0: 	/**
sl@0: 	The state variable at the time of the event, which will
sl@0: 	probably indicate the clock frequency at the time of the event.
sl@0: 	*/
sl@0: 	TUint32	iUserState;
sl@0: 	
sl@0: 	
sl@0: 	/**
sl@0: 	The time that the event occurred.
sl@0: 	
sl@0: 	The units are defined by the GET_HIGH_RES_TICK macro.
sl@0: 	*/
sl@0: 	TUint32	iTime;
sl@0: 	
sl@0: 	
sl@0: 	/**
sl@0: 	The NThread that was executing before the switch.
sl@0: 	*/
sl@0: 	TAny*	iPrevious;
sl@0: 	
sl@0: 	
sl@0: 	/**
sl@0: 	The NThread that was executing after the switch.
sl@0: 	*/
sl@0: 	TAny*	iNext;
sl@0: 	};
sl@0: 
sl@0: const TUint8 KTskEvtFlag_EventLost  =1;
sl@0: const TUint8 KTskEvtFlag_PrevWaiting=2;
sl@0: 
sl@0: #endif