ugen0.1: <Intel EHCI root HUB> at usbus0, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=SAVE (0mA)
ugen1.1: <Intel EHCI root HUB> at usbus1, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=SAVE (0mA)
ugen0.2: <vendor 0x8087 product 0x0024> at usbus0, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=SAVE (0mA)
ugen1.2: <vendor 0x8087 product 0x0024> at usbus1, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=SAVE (0mA)
ugen0.3: <Corsair Corsair Gaming K63 Keyboard> at usbus0, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON (500mA)
ugen1.3: <Generic Mass Storage Device> at usbus1, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=ON (100mA)
[david@thallo ~]$ sudo  usbconfig -u 0 -a 1 dump_device_desc
ugen0.1: <Intel EHCI root HUB> at usbus0, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=SAVE (0mA)

  bLength = 0x0012
  bDescriptorType = 0x0001
  bcdUSB = 0x0200
  bDeviceClass = 0x0009  <HUB>
  bDeviceSubClass = 0x0000
  bDeviceProtocol = 0x0001
  bMaxPacketSize0 = 0x0040
  idVendor = 0x0000
  idProduct = 0x0000
  bcdDevice = 0x0100
  iManufacturer = 0x0001  <Intel>
  iProduct = 0x0002  <EHCI root HUB>
  iSerialNumber = 0x0000  <no string>
  bNumConfigurations = 0x0001