SNR_ISR
NIC_PUT(sc, SNR_ISR, ISR_ALL);
NIC_PUT(sc, SNR_ISR, ISR_ALL);
while (((NIC_GET(sc, SNR_ISR) & ISR_LCD) == 0) && timeout--)
if (NIC_GET(sc, SNR_ISR) & ISR_LCD)
NIC_PUT(sc, SNR_ISR, ISR_LCD);
while ((isr = (NIC_GET(sc, SNR_ISR) & ISR_ALL)) != 0) {
NIC_PUT(sc, SNR_ISR, isr);