u32 pmd = 1;
static int mdio_read(void __iomem *ioaddr, int reg){	u32 pmd = 1;	__mdio_cmd(ioaddr, EhnMIIreq | EhnMIIread |		(((u32) reg) << EhnMIIregShift) | (pmd << EhnMIIpmdShift));	return (u16) (SIS_R32(GMIIControl) >> EhnMIIdataShift);}