On 23 January 2014 02:20, Sarah Sharp <sarah.a.sharp@xxxxxxxxxxxxxxx> wrote: > It looks like you didn't run lsusb as root. I really need to see the > information in the SuperSpeed BOS descriptors, and that requires root > privileges. No, I've run lsusb as root. Isn't this what you want? Binary Object Store Descriptor: bLength 5 bDescriptorType 15 wTotalLength 42 bNumDeviceCaps 3 USB 2.0 Extension Device Capability: bLength 7 bDescriptorType 16 bDevCapabilityType 2 bmAttributes 0x00000002 Link Power Management (LPM) Supported SuperSpeed USB Device Capability: bLength 10 bDescriptorType 16 bDevCapabilityType 3 bmAttributes 0x00 wSpeedsSupported 0x000e Device can operate at Full Speed (12Mbps) Device can operate at High Speed (480Mbps) Device can operate at SuperSpeed (5Gbps) bFunctionalitySupport 1 Lowest fully-functional device speed is Full Speed (12Mbps) bU1DevExitLat 10 micro seconds bU2DevExitLat 32 micro seconds Container ID Device Capability: bLength 20 bDescriptorType 16 bDevCapabilityType 4 bReserved 0 ContainerID {00010203-0405-0607-0800-000000000000} -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html