codice:
Porta USB 3 (blu)
/: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/8p, 480M
|__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M
/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/1p, 5000M
/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/6p, 480M
|__ Port 4: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M
|__ Port 3: Dev 3, If 0, Class=Audio, Driver=snd-usb-audio, 480M
|__ Port 3: Dev 3, If 1, Class=Audio, Driver=snd-usb-audio, 480M
|__ Port 3: Dev 3, If 2, Class=Application Specific Interface, Driver=, 480M
Porta Nera 1
/: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/8p, 480M
|__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M
/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/1p, 5000M
/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/6p, 480M
|__ Port 4: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M
|__ Port 1: Dev 4, If 0, Class=Audio, Driver=snd-usb-audio, 480M
|__ Port 1: Dev 4, If 1, Class=Audio, Driver=snd-usb-audio, 480M
|__ Port 1: Dev 4, If 2, Class=Application Specific Interface, Driver=, 480M
Porta nera 3
/: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/8p, 480M
|__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M
/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/1p, 5000M
/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/6p, 480M
|__ Port 1: Dev 5, If 0, Class=Audio, Driver=snd-usb-audio, 480M
|__ Port 1: Dev 5, If 1, Class=Audio, Driver=snd-usb-audio, 480M
|__ Port 1: Dev 5, If 2, Class=Application Specific Interface, Driver=, 480M
|__ Port 4: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M
Porta nera 4
marco@debianminipc:~$ lsusb -v -t
/: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/8p, 480M
|__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M
/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/1p, 5000M
/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/6p, 480M
|__ Port 2: Dev 6, If 0, Class=Audio, Driver=snd-usb-audio, 480M
|__ Port 2: Dev 6, If 1, Class=Audio, Driver=snd-usb-audio, 480M
|__ Port 2: Dev 6, If 2, Class=Application Specific Interface, Driver=, 480M
|__ Port 4: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M
Porta nera 2
/: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/8p, 480M
|__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M
/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/1p, 5000M
/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/6p, 480M
|__ Port 4: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M
|__ Port 2: Dev 7, If 0, Class=Audio, Driver=snd-usb-audio, 480M
|__ Port 2: Dev 7, If 1, Class=Audio, Driver=snd-usb-audio, 480M
|__ Port 2: Dev 7, If 2, Class=Application Specific Interface, Driver=, 480M
Sembra che in realtà tutte le porte siano collegate al BUS 01, che è un USB3.0 in compatibilità? BUS 03 è un USB 2.0, ma sembra non essere mai coinvolto su nessuna porta, BUS 02 probabilmente è USB 3 nativo ed entra in gioco solo con periferiche USB 03, non riesco a provare.