RE: Visor USB hang

From: Collins, Bernard F. (Skip)
Date: Wed Dec 03 2003 - 17:39:40 EST


> > I am running 2.4.23 on a RedHat 9 system. Whenever I try to sync my
> > Visor Deluxe, the system hangs/freezes soon after I press the sync
> > button on my cradle. Trying to find the cause of the problem, I
> > preloaded the usbserial and visor modules with "debug=1". Nothing
> > obviously wrong appears in the logs. The last message before the
> > system freezes is a usb-uhci.c interrupt message.
>
> Can you show the log with that enabled?

If you mean debug=1 enabled, the log excerpt I posted was generated with
both the usbserial and visor modules modprobed with debug=1. Perhaps I am
mistaken in assuming that my approach actually enables debugging. I
modprobed both modules and hit the hotsync button. I am assuming that
hotplug does not override the manually loaded module parameters.

> What happens if you use the uhci.o module instead of usb-uhci.o?

That is not terribly convenient to test right now. Can you suggest a simple
way to unload usb-uhci and load uhci without disabling my usb keyboard and
mouse?

Skip
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