On Mon, Sep 20, 2010 at 11:01 PM, Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> wrote: > USB serial ports might not capture everything that happens early on > during the kernel startup, especially not things that happen before the > USB drivers are loaded. > Yes of course but the system to be debugged has a real serial port. The usb serial converter here is only for use on the development host to capture the traces and handle the voltage conversion issues. Regards, Martin -- 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