*s &= ~(PHY_CONF_SPMASK);
status = *s & ~(PHY_CONF_SPMASK);
static void mii_parse_anar(uint mii_reg, struct net_device *dev){	struct fec_enet_private *fep = netdev_priv(dev);	volatile uint *s = &(fep->phy_status);	*s &= ~(PHY_CONF_SPMASK);	if (mii_reg & 0x0020)		*s |= PHY_CONF_10HDX;	if (mii_reg & 0x0040)		*s |= PHY_CONF_10FDX;	if (mii_reg & 0x0080)		*s |= PHY_CONF_100HDX;	if (mii_reg & 0x00100)		*s |= PHY_CONF_100FDX;}