USBHC_HR_FHR
HWRITE4(sc, USBHC_HR, (hr & USBHC_HR_MASK) | USBHC_HR_FHR);
HWRITE4(sc, USBHC_HR, (hr & USBHC_HR_MASK) & ~(USBHC_HR_FHR));
HWRITE4(sc, USBHC_HR, (hr & USBHC_HR_MASK) | USBHC_HR_FHR);
HWRITE4(sc, USBHC_HR, (hr & USBHC_HR_MASK) & ~(USBHC_HR_FHR));
#define USBHC_HR_MASK (USBHC_HR_FSBIR | USBHC_HR_FHR | \