PUBLIC IX_OSAL_MBUF *
ixOsalMbufFree (IX_OSAL_MBUF * bufPtr)
{
int lock;
IX_OSAL_MBUF_POOL *poolPtr;
IX_OSAL_MBUF *nextBufPtr = NULL;
/*
* check parameters
*/
if (bufPtr == NULL)
{
ixOsalLog (IX_OSAL_LOG_LVL_ERROR,
IX_OSAL_LOG_DEV_STDOUT,
"ixOsalMbufFree(): "
"ERROR - Invalid Parameter\n", 0, 0, 0, 0, 0, 0);
return NULL;
}
lock = ixOsalIrqLock ();
#ifdef IX_OSAL_BUFFER_FREE_PROTECTION
/* Prevention for Buffer freed more than once*/
if(!IX_OSAL_MBUF_ISSET_USED_FLAG(bufPtr))
{
ixOsalIrqUnlock (lock);
return NULL;
}
IX_OSAL_MBUF_CLEAR_USED_FLAG(bufPtr);
#endif
poolPtr = IX_OSAL_MBUF_NET_POOL (bufPtr);
/*
* check the mbuf wrapper signature (if mbuf wrapper was used)
*/
if (poolPtr->poolAllocType == IX_OSAL_MBUF_POOL_TYPE_SYS_ALLOC)
{
IX_OSAL_ENSURE ( (IX_OSAL_MBUF_GET_SYS_SIGNATURE(bufPtr) == IX_OSAL_MBUF_SYS_SIGNATURE),
"ixOsalBuffPoolBufFree: ERROR - Invalid mbuf signature.");
}
nextBufPtr = IX_OSAL_MBUF_NEXT_BUFFER_IN_PKT_PTR (bufPtr);
IX_OSAL_MBUF_NEXT_BUFFER_IN_PKT_PTR (bufPtr) = poolPtr->nextFreeBuf;
poolPtr->nextFreeBuf = bufPtr;
/*
* update the number of free buffers in the pool
*/
poolPtr->freeBufsInPool++;
ixOsalIrqUnlock (lock);
return nextBufPtr;
}
PRIVATE IX_STATUS
ixAtmmRxLoPriorityLoop (void* arg,
void** ptrRetObj)
{
unsigned dummyPtr;
IX_STATUS retval;
while (!ixOsalThreadStopCheck())
{
/*
* Sleep for the timer duration
*/
ixOsalSleep (IX_ATMM_RX_LO_PRIORITY_PERIOD_MSECS);
/*
* Service Rx low priority queue, process all in Q
*/
retval = ixAtmdAccRxDispatch ( IX_ATM_RX_B,
IX_ATMDACC_ALLPDUS,
&dummyPtr);
IX_OSAL_ENSURE(retval == IX_SUCCESS, "Call to ixAtmdAccRxDispatch() failed");
}
ixOsalSleep (50);
return IX_SUCCESS;
}
PRIVATE IX_STATUS
ixAtmmTxDoneLoop (void* arg, void** retArgObj)
{
unsigned dummyPtr;
IX_STATUS retval;
while (!ixOsalThreadStopCheck())
{
/*
* Sleep for the timer duration
*/
ixOsalSleep (IX_ATMM_TX_DONE_PERIOD_MSECS);
/*
* Service Tx Done, process all the queue
* but release the fast mutex to allow interrupts
* running and service tx done when it is really needed.
*/
retval = ixAtmmTxDoneHandle (IX_ATMDACC_ALLPDUS, &dummyPtr);
IX_OSAL_ENSURE(retval == IX_SUCCESS, "Call to ixAtmmTxDoneHandle() failed");
}
ixOsalSleep (50);
return IX_SUCCESS;
}
PRIVATE void
ixAtmmVcQueueClear (IxAtmLogicalPort port, IxAtmSchedulerVcId vcId)
{
IX_STATUS retval;
UINT32 lockKey;
lockKey = ixOsalIrqLock();
retval = ixAtmSchVcQueueClear (port, vcId);
ixOsalIrqUnlock (lockKey);
IX_OSAL_ENSURE(retval == IX_SUCCESS, "Call to ixAtmSchVcQueueClear() failed");
}
