gscan_bt
struct gscan_bt gscan_bt;
gscan_bt.bt_prop_seg = 0;
gscan_bt.bt_brp = sc->sc_timings.clt_brp;
gscan_bt.bt_phase_seg1 = sc->sc_timings.clt_ps1;
gscan_bt.bt_phase_seg2 = sc->sc_timings.clt_ps2;
gscan_bt.bt_swj = sc->sc_timings.clt_sjw;
&gscan_bt, sizeof(gscan_bt));