ED_P0_TCR
NIC_PUT(ED_P0_TCR, 0);
NIC_PUT(ED_P0_TCR, ED_TCR_LB0);
NIC_PUT(regt, regh, ED_P0_TCR, ED_TCR_LB0);
NIC_PUT(regt, regh, ED_P0_TCR, 0);