AGE_USECS
CSR_WRITE_2(sc, AGE_IM_TIMER, AGE_USECS(sc->age_int_mod));
if (AGE_USECS(sc->age_int_mod) == 0)
CSR_WRITE_2(sc, AGE_INTR_CLR_TIMER, AGE_USECS(1000));
((AGE_USECS(8) << RXQ_JUMBO_CFG_RRD_TIMER_SHIFT) &
((AGE_USECS(2) << CMB_WR_TIMER_TX_SHIFT) & CMB_WR_TIMER_TX_MASK) |
((AGE_USECS(2) << CMB_WR_TIMER_RX_SHIFT) & CMB_WR_TIMER_RX_MASK));
CSR_WRITE_4(sc, AGE_SMB_TIMER, AGE_USECS(1000 * 1000));