GUSBCFG_FORCEHOSTMODE
(gusbcfg & GUSBCFG_FORCEHOSTMODE)) {
set = host ? GUSBCFG_FORCEHOSTMODE : GUSBCFG_FORCEDEVMODE;
clear = host ? GUSBCFG_FORCEDEVMODE : GUSBCFG_FORCEHOSTMODE;
gusbcfg &= ~GUSBCFG_FORCEHOSTMODE;