[ltp] T40p, usb detection failed

Javier (a.k.a AlBundy) linux-thinkpad@linux-thinkpad.org
Wed, 14 Dec 2005 21:10:35 +0100


On 12/7/05, Mathias Wellner <mwellner@control.ee.ethz.ch> wrote:
> > what is the output of dmesg, when you attach your usb stick?
> usb 4-4: new high speed USB device using ehci_hcd and address 16
> usb 4-4: device descriptor read/64, error -71
> usb 4-4: new high speed USB device using ehci_hcd and address 24
> usb 4-4: new high speed USB device using ehci_hcd and address 36
> usb 4-4: new high speed USB device using ehci_hcd and address 38
> usb 4-4: new high speed USB device using ehci_hcd and address 91
> usb 4-4: new high speed USB device using ehci_hcd and address 100
> usb 4-4: new high speed USB device using ehci_hcd and address 125
> usb 4-4: device descriptor read/64, error -71

http://www.thinkwiki.org/wiki/Problem_with_USB_2.0