BWN_BFL_BTCOEXIST
if ((siba_sprom_get_bf_lo(sc->sc_dev) & BWN_BFL_BTCOEXIST) == 0)
siba_sprom_get_bf_lo(dev) | BWN_BFL_BTCOEXIST);
siba_sprom_get_bf_lo(dev) & ~BWN_BFL_BTCOEXIST);