umbg_read
int umbg_read(struct umbg_softc *, u_int8_t cmd, char *buf, size_t len,
if (umbg_read(sc, MBG_GET_TIME, (char *)&tframe,
if (umbg_read(sc, MBG_GET_FW_ID_1, fw_id, MBG_FIFO_LEN, NULL) ||
umbg_read(sc, MBG_GET_FW_ID_2, &fw_id[MBG_FIFO_LEN], MBG_FIFO_LEN,
if (umbg_read(sc, MBG_GET_TIME_HR, (char *)&tframe, sizeof(tframe),