PHY_ID1
ret_val = e1000_read_phy_reg(hw, PHY_ID1, &phy_id_high);
ret_val = igb_read_phy_reg_sgmii_82575(hw, PHY_ID1, &phy_id);
ret_val = phy->ops.read_reg(hw, PHY_ID1, &phy_id);
ret_val = phy->ops.read_reg(hw, PHY_ID1, &phy_id);
ret = pch_gbe_phy_read_reg_miic(hw, PHY_ID1, &phy_id1);