/:  Bus 001.Port 001: Dev 001, Class=root_hub, Driver=xhci_hcd/14p, 480M
    |__ Port 003: Dev 002, If 0, Class=Hub, Driver=hub/4p, 480M
        |__ Port 001: Dev 004, If 0, Class=Mass Storage, Driver=usb-storage, 480M
        |__ Port 002: Dev 011, If 0, Class=Human Interface Device, Driver=usbhid, 12M
        |__ Port 002: Dev 011, If 1, Class=Human Interface Device, Driver=usbhid, 12M
        |__ Port 002: Dev 011, If 2, Class=Human Interface Device, Driver=usbhid, 12M
        |__ Port 002: Dev 011, If 3, Class=Human Interface Device, Driver=usbhid, 12M
        |__ Port 003: Dev 005, If 0, Class=Hub, Driver=hub/4p, 480M
            |__ Port 003: Dev 010, If 0, Class=Human Interface Device, Driver=usbhid, 12M
            |__ Port 003: Dev 010, If 1, Class=Human Interface Device, Driver=usbhid, 12M
            |__ Port 003: Dev 010, If 2, Class=Chip/SmartCard, Driver=usbfs, 12M
            |__ Port 004: Dev 007, If 0, Class=Billboard, Driver=[none], 480M
        |__ Port 004: Dev 012, If 0, Class=Human Interface Device, Driver=usbhid, 12M
        |__ Port 004: Dev 012, If 1, Class=Human Interface Device, Driver=usbhid, 12M
        |__ Port 004: Dev 012, If 2, Class=Human Interface Device, Driver=usbhid, 12M
        |__ Port 004: Dev 012, If 3, Class=Human Interface Device, Driver=usbhid, 12M
    |__ Port 013: Dev 003, If 0, Class=Video, Driver=uvcvideo, 480M
    |__ Port 013: Dev 003, If 1, Class=Video, Driver=uvcvideo, 480M
    |__ Port 013: Dev 003, If 2, Class=Audio, Driver=snd-usb-audio, 480M
    |__ Port 013: Dev 003, If 3, Class=Audio, Driver=snd-usb-audio, 480M
/:  Bus 002.Port 001: Dev 001, Class=root_hub, Driver=xhci_hcd/8p, 10000M
/:  Bus 003.Port 001: Dev 001, Class=root_hub, Driver=xhci_hcd/2p, 480M
    |__ Port 002: Dev 002, If 0, Class=Wireless, Driver=btusb, 12M
    |__ Port 002: Dev 002, If 1, Class=Wireless, Driver=btusb, 12M
/:  Bus 004.Port 001: Dev 001, Class=root_hub, Driver=xhci_hcd/2p, 10000M
/:  Bus 005.Port 001: Dev 001, Class=root_hub, Driver=xhci_hcd/4p, 480M
/:  Bus 006.Port 001: Dev 001, Class=root_hub, Driver=xhci_hcd/4p, 5000M