BNX_EMAC_MDIO_COMM
REG_WR(sc, BNX_EMAC_MDIO_COMM, val);
val = REG_RD(sc, BNX_EMAC_MDIO_COMM);
val = REG_RD(sc, BNX_EMAC_MDIO_COMM);
val = REG_RD(sc, BNX_EMAC_MDIO_COMM);
REG_WR(sc, BNX_EMAC_MDIO_COMM, val1);
val1 = REG_RD(sc, BNX_EMAC_MDIO_COMM);