SWFQ_EMPTY_INT_BIT
en &= ~SWFQ_EMPTY_INT_BIT;
en |= SWFQ_EMPTY_INT_BIT;
unsigned long irqmask = SWFQ_EMPTY_INT_BIT;
if (val & en & SWFQ_EMPTY_INT_BIT) {
en &= ~(SWFQ_EMPTY_INT_BIT | GMAC0_RX_OVERRUN_INT_BIT