Controller /dev/usb0: addr 0: super speed, self powered, config 1, xHCI root hub(0x0000), NetBSD(0x0000), rev 1.00(0x0100) Hub(0x09), Hub(0x00), proto 3 port 1 addr 1: super speed, self powered, config 1, USB3.0 Hub(0x0813), VIA Labs, Inc.(0x2109), rev 2.21(0x0221) Hub(0x09), Hub(0x00), proto 3 port 1 powered port 2 powered port 3 powered port 4 powered port 2 disabled port 3 addr 4: super speed, power 224 mA, config 1, Card Reader(0x8406), Apple(0x05ac), rev 8.20(0x0820), serial ... port 4 disabled Controller /dev/usb1: addr 0: high speed, self powered, config 1, xHCI root hub(0x0000), NetBSD(0x0000), rev 1.00(0x0100) Hub(0x09), Hub(0x00), proto 1 port 1 addr 2: high speed, self powered, config 1, USB2.0 Hub(0x2813), VIA Labs, Inc.(0x2109), rev 2.21(0x0221) Hub(0x09), Hub(0x00), proto 1 port 1 powered port 2 addr 3: low speed, power 100 mA, config 1, Dell KB216 Wired Keyboard(0x2113), Dell(0x413c), rev 1.10(0x0110) port 3 addr 12: low speed, power 100 mA, config 1, Lenovo USB Optical Mouse(0x608d), PixArt(0x17ef), rev 1.00(0x0100) port 4 addr 6: high speed, power 250 mA, config 1, Apple USB to Ethernet(0x1402), Apple Computer(0x05ac), rev 0.01(0x0001) Vendor Specific(0xff), 0xff(0xff), proto 0 port 2 powered port 3 addr 7: full speed, self powered, config 1, BRCM20702 Hub(0x4500), Apple Inc.(0x0a5c), rev 1.00(0x0100) Hub(0x09), Hub(0x00), proto 0 port 1 addr 8: full speed, self powered, config 1, product 820a(0x820a), Apple Computer(0x05ac), rev 1.00(0x0100) port 2 addr 9: full speed, self powered, config 1, product 820b(0x820b), Apple Computer(0x05ac), rev 1.00(0x0100) port 3 addr 10: full speed, self powered, config 1, Bluetooth USB Host Controller(0x828f), Apple Inc.(0x05ac), rev 1.44(0x0144) Vendor Specific(0xff), 0x01(0x01), proto 1 port 4 powered port 5 addr 11: full speed, power 500 mA, config 1, Apple Internal Keyboard / Trackpad(0x0291), Apple Inc.(0x05ac), rev 1.71(0x0171), serial ... port 6 powered port 7 powered port 8 powered port 9 powered port 10 powered port 11 powered