NGE_TBI_BMSR
if (CSR_READ_4(sc, NGE_TBI_BMSR)
if (CSR_READ_4(sc, NGE_TBI_BMSR) & NGE_TBIBMSR_ANEG_DONE)
if (!(CSR_READ_4(sc, NGE_TBI_BMSR) & NGE_TBIBMSR_ANEG_DONE)) {