DOTG_HFNUM
temp = DWC_OTG_READ_4(sc, DOTG_HFNUM) & DWC_OTG_FRAME_MASK;
DWC_OTG_READ_4(sc, DOTG_HFNUM));
temp = DWC_OTG_READ_4(sc, DOTG_HFNUM);