*s &= ~(PHY_STAT_SPMASK);
status = *s & ~(PHY_STAT_SPMASK);
static void mii_parse_qs6612_pcr(uint mii_reg, struct net_device *dev){	struct fec_enet_private *fep = netdev_priv(dev);	volatile uint *s = &(fep->phy_status);	*s &= ~(PHY_STAT_SPMASK);	switch((mii_reg >> 2) & 7) {	case 1: *s |= PHY_STAT_10HDX; break;	case 2: *s |= PHY_STAT_100HDX; break;	case 5: *s |= PHY_STAT_10FDX; break;	case 6: *s |= PHY_STAT_100FDX; break;	}}