Mouse problems

Martin Kruse Jensen loproc at loproc.dk
Thu May 1 21:48:33 PDT 2003


Citat Greg 'groggy' Lehey <grog at FreeBSD.org>:

> On Thursday,  1 May 2003 at 21:21:39 +0200, Martin Kruse Jensen wrote:
> > Hi there,
> >
> > I have some problems with my mouse; When I move it in console, I get a lot
> of
> > messages like the following:
> >
> > May  1 21:12:41 ws /kernel: psmintr: out of sync (0028 != 00c8).
> > May  1 21:12:41 ws /kernel: psmintr: discard a byte (1).
> > May  1 21:12:41 ws /kernel: psmintr: out of sync (0000 != 00c8).
> > May  1 21:12:41 ws /kernel: psmintr: discard a byte (2).
> > May  1 21:12:41 ws /kernel: psmintr: out of sync (00e8 != 00c8).
> > May  1 21:12:41 ws /kernel: psmintr: discard a byte (3).
> >
> > When I try to run X the mouse jumps to the top right corner. Anyone
> > know how to fix this?
> 
> That depends on which version of FreeBSD you're running.  On earlier
> versions you had to reboot.  More recent versions can recover by
> themselves.  In case of doubt, stop X and restart it.

I'm running FreeBSD 4.8 but the problem is in the console as well as X.
The mouse is a PS/2 Logitech Cordless Mouseman Optical.

> 
> This normally happens when you lose a number of interrupts, either
> because the system is overloaded or because you disconnected the
> mouse.  In the latter case, "don't do that, then".  In the former
> case, if you find the mouse is reacting very sluggishly, usually an
> indication of heavy interrupt load, don't use it until the interrupt
> load drops a bit.

The machine has been running overnight now, and the problem persists. The 
machine is currently running no ressource demanding services, so load ought to 
be pretty low.

> 
> On Thursday,  1 May 2003 at 17:01:49 -0400, John Bleichert wrote:
> > On Thu, 1 May 2003, Martin Kruse Jensen wrote:
> > <snip>
> >>
> >> When I try to run X the mouse jumps to the top right corner. Anyone know
> how to
> >> fix this?
> >
> > I've had this happen if the frequencies chosen for my monitor in
> > xf86config are not exactly correct.
> 
> Was it also the night before the full moon?  There are all sorts of
> coincidences.  But the monitor frequency doesn't have anything to do
> with this problem.
> 
> Greg
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