MII_M1111_HWCFG_MODE_MASK
mode = extsr & MII_M1111_HWCFG_MODE_MASK;
MII_M1111_HWCFG_MODE_MASK |
(extsr & MII_M1111_HWCFG_MODE_MASK) !=
MII_M1111_HWCFG_MODE_MASK |
temp &= ~(MII_M1111_HWCFG_MODE_MASK);