rtwn_usb_read_region_1
if (rtwn_usb_read_region_1(sc, addr, &val, 1) != 0)
if (rtwn_usb_read_region_1(sc, addr, (uint8_t *)&val, 2) != 0)
if (rtwn_usb_read_region_1(sc, addr, (uint8_t *)&val, 4) != 0)
static int rtwn_usb_read_region_1(struct rtwn_softc *,