NFE_PHY_BUSY
if (NFE_READ(sc, NFE_PHY_CTL) & NFE_PHY_BUSY) {
NFE_WRITE(sc, NFE_PHY_CTL, NFE_PHY_BUSY);
if (!(NFE_READ(sc, NFE_PHY_CTL) & NFE_PHY_BUSY))
if (NFE_READ(sc, NFE_PHY_CTL) & NFE_PHY_BUSY) {
NFE_WRITE(sc, NFE_PHY_CTL, NFE_PHY_BUSY);
if (!(NFE_READ(sc, NFE_PHY_CTL) & NFE_PHY_BUSY))