DEV_UNDEFSPEED
#define DEV_UNDEFSPEED(p) (((p) & USB_STS_USBSPEED_MASK) == (0x0 << 4))
#define DEV_UNDEFSPEED(p) (((p) & DEV_SPEED_MASK) == (0x0 << 10))
#define DEV_UNDEFSPEED(p) (((p) & DEV_SPEED_MASK) == (0x0<<10))