sis900_read_mode
static void sis900_read_mode(struct nic *nic, int phy_addr, int *speed, int *duplex);
{"SiS 900 Internal MII PHY", 0x001d, 0x8000, sis900_read_mode},
{"SiS 7014 Physical Layer Solution", 0x0016, 0xf830,sis900_read_mode},