/*****************************************************************************
Function :VOS_UINT32 VOS_EventWrite( VOS_UINT32 ulTaskID, VOS_UINT32 ulEvents )
Description:Send Event to the TaskID.
Calls :VOS_TRACE_SEND_EVENT(), VOS_CheckTaskIDValid(),VOS_SplIMP(),VOS_Splx()
Called By :Application
Input :ulTaskID, ulEvents
Output :NULL
Return :
VOS_OK when sucess
ERRNO when fail
Other :
*****************************************************************************/
VOS_UINT32 VOS_EventWrite( VOS_UINT32 ulTaskID, VOS_UINT32 ulEvents )
{
/* the functin should be full later */
VOS_UINT32 ulLockLevel;
VOS_UINT32 ulTempQueue;
VOS_UINT32 ulTempSem;
if ( VOS_OK != VOS_CheckEvent(ulTaskID) )
{
LogPrint("# VOS_EventWrite EVENT not exist.\r\n");
return VOS_ERR;
}
/*intLockLevel = VOS_SplIMP();*/
VOS_SpinLockIntLock(&g_stVosTaskSpinLock, ulLockLevel);
vos_TaskCtrlBlk[ulTaskID].ulEvents |= ulEvents;
/*VOS_Splx( intLockLevel );*/
VOS_SpinUnlockIntUnlock(&g_stVosTaskSpinLock, ulLockLevel);
ulTempQueue = VOS_GetQueueIDFromFid(vos_TaskCtrlBlk[ulTaskID].ulFid);
#if (VOS_YES == VOS_CHECK_PARA)
if ( 0xffffffff == ulTempQueue )
{
return VOS_ERR;
}
#endif
ulTempSem = VOS_GetSemIDFromQueue(ulTempQueue);
#if (VOS_YES == VOS_CHECK_PARA)
if ( 0xffffffff == ulTempSem )
{
return VOS_ERR;
}
#endif
if ( VOS_OK != VOS_SmV( ulTempSem ) )
{
LogPrint("# VOS_EventWrite error.\r\n");
return VOS_ERR;
}
else
{
return VOS_OK;
}
}
VOS_UINT32 VOS_EventWrite( VOS_UINT32 ulTaskID, VOS_UINT32 ulEvents )
{
/* the functin should be full later */
int intLockLevel;
VOS_UINT32 ulTempQueue;
VOS_SEM ulTempSem;
if ( VOS_OK != VOS_CheckEvent(ulTaskID) )
{
/*lint -e534*/
LogPrint("# VOS_EventWrite EVENT not exist.\r\n");
/*lint +e534*/
return VOS_ERR;
}
intLockLevel = VOS_SplIMP();
vos_TaskCtrlBlk[ulTaskID].ulEvents |= ulEvents;
VOS_Splx( intLockLevel );
ulTempQueue = VOS_GetQueueIDFromFid(vos_TaskCtrlBlk[ulTaskID].ulFid);
if ( 0xffffffff == ulTempQueue )
{
return VOS_ERR;
}
ulTempSem = VOS_GetSemIDFromQueue(ulTempQueue);
if ( 0xffffffff == ulTempSem )
{
return VOS_ERR;
}
if ( VOS_OK != VOS_SmV( ulTempSem ) )
{
/*lint -e534*/
LogPrint("# VOS_EventWrite error.\r\n");
/*lint +e534*/
return VOS_ERR;
}
else
{
return VOS_OK;
}
}
/*****************************************************************************
Function :VOS_UINT32 VOS_EventRead( VOS_UINT32 ulEvents,
VOS_UINT32 ulFlags,
VOS_UINT32 ulTimeOutInMillSec,
VOS_UINT32 * pulRetEvents )
Description:Read event
Calls :VOS_TRACE_SEND_EVENT(),VOS_GetCurrentTaskID(),
VOS_SplIMP(),VOS_Splx(),VOS_Dispater()
Called By :Application
Input :
ulEvents the expect event, while 0 refers to check event only,
NOT get it while return.
ulFlags the Flags, refers to WAIT or NOWAIT, ANY or ALL, etc.
ulTimeOutInMillSec the deadline while WAIT for event
Output :pulRetEvents the received Event.
Return :
VOS_OK when sucess
ERRNO when failure
Other :
*****************************************************************************/
VOS_UINT32 VOS_EventRead( VOS_UINT32 ulEvents,
VOS_UINT32 ulFlags,
VOS_UINT32 ulTimeOutInMillSec,
VOS_UINT32 *pulRetEvents )
{
/* the functin should be full later */
VOS_UINT32 ulTaskSelf; /*Self task ID*/
VOS_UINT32 ulTempQueue;
VOS_UINT32 ulTempSem;
VOS_UINT32 ulLockLevel;
VOS_UINT32 ulTempEvent;
ulTaskSelf = VOS_GetCurrentTaskID();
#if (VOS_YES == VOS_CHECK_PARA)
if ( 0xffffffff == ulTaskSelf )
{
return VOS_ERR;
}
if( VOS_EVENT_NOWAIT & ulFlags )
{
LogPrint("# OSA don't support VOS_EVENT_NOWAIT.\r\n");
VOS_SuspendTask(ulTaskSelf);
return VOS_ERR;
}
#endif
if( !(VOS_EVENT_ANY & ulFlags) )
{
LogPrint("# OSA don't support VOS_EVENT_ALL.\r\n");
VOS_SuspendTask(ulTaskSelf);
return VOS_ERR;
}
if( 0 == ulEvents )
{
LogPrint("# OSA don't support event = 0.\r\n");
VOS_SuspendTask(ulTaskSelf);
return VOS_ERR;
}
if ( VOS_OK != VOS_CheckEvent(ulTaskSelf) )
{
LogPrint("# VOS_EventRead EVENT not exist.\r\n");
VOS_SuspendTask(ulTaskSelf);
return VOS_ERR;
}
ulTempQueue = VOS_GetQueueIDFromFid(vos_TaskCtrlBlk[ulTaskSelf].ulFid);
#if (VOS_YES == VOS_CHECK_PARA)
if ( 0xffffffff == ulTempQueue )
{
return VOS_ERR;
}
#endif
ulTempSem = VOS_GetSemIDFromQueue(ulTempQueue);
#if (VOS_YES == VOS_CHECK_PARA)
if ( 0xffffffff == ulTempSem )
{
return VOS_ERR;
}
#endif
if( VOS_OK != VOS_SmP( ulTempSem, ulTimeOutInMillSec ) )
{
Print("# VOS_EventRead error.\r\n");
return VOS_ERR;
}
/*intLockLevel = VOS_SplIMP();*/
VOS_SpinLockIntLock(&g_stVosTaskSpinLock, ulLockLevel);
ulTempEvent = vos_TaskCtrlBlk[ulTaskSelf].ulEvents & ulEvents;
if ( ulTempEvent )
{
vos_TaskCtrlBlk[ulTaskSelf].ulEvents &= ~ulTempEvent;
*pulRetEvents = ulTempEvent;
}
else
{
*pulRetEvents = VOS_MSG_SYNC_EVENT;
}
/*VOS_Splx( intLockLevel );*/
VOS_SpinUnlockIntUnlock(&g_stVosTaskSpinLock, ulLockLevel);
return VOS_OK;
}
