AN_EV_TX_EXC
CSR_WRITE_2(sc, AN_EVENT_ACK, status & (AN_EV_TX | AN_EV_TX_EXC));
if (status & AN_EV_TX_EXC)
if (status & (AN_EV_TX | AN_EV_TX_EXC))
#define AN_INTRS (AN_EV_RX | AN_EV_TX | AN_EV_TX_EXC | AN_EV_LINKSTAT)