/:  Bus 001.Port 001: Dev 001, Class=root_hub, Driver=xhci-hcd/2p, 480M
    |__ Port 001: Dev 002, If 0, Class=Mass Storage, Driver=usb-storage, 480M
    |__ Port 002: Dev 003, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M
    |__ Port 002: Dev 003, If 1, Class=Human Interface Device, Driver=usbhid, 1.5M
/:  Bus 002.Port 001: Dev 001, Class=root_hub, Driver=xhci-hcd/4p, 480M
    |__ Port 001: Dev 002, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M
    |__ Port 004: Dev 003, If 0, Class=Hub, Driver=hub/4p, 480M
/:  Bus 003.Port 001: Dev 001, Class=root_hub, Driver=xhci-hcd/2p, 5000M
