Controller /dev/usb0: addr 01: 0000:0000 Generic, xHCI root hub super speed, self powered, config 1, rev 1.00 driver: uhub0 port 01: 0000.02a0 power Rx.detect port 02: 0000.02a0 power Rx.detect port 03: 0000.02a0 power Rx.detect Controller /dev/usb1: addr 01: 0000:0000 Generic, xHCI root hub super speed, self powered, config 1, rev 1.00 driver: uhub1 port 01: 0000.02a0 power Rx.detect port 02: 0000.02a0 power Rx.detect port 03: 0000.02a0 power Rx.detect