Re: 2.5.X breaks PS/2 mouse

From: Vojtech Pavlik (vojtech@suse.cz)
Date: Fri Oct 04 2002 - 15:45:47 EST


On Fri, Oct 04, 2002 at 09:52:26PM +0100, jbradford@dial.pipex.com wrote:
> > > Once booted:
> > >
> > > Hot plugging either the dedicated trackball or a PS/2 mouse generates a message on connection:
> >
> > Good, this is expected.
> >
> > > Just to clarify, I am not trying to use them both at the same time.
> >
> > Not sure if that would work, it might - depends on the notebook keyboard
> > controller hardware.
>
> I tried it, and it seems to get really confused - constant stream of seemingly random error messages.
>
> > > X also works with the external PS/2 mouse,
> >
> > Good.
> >
> > > but not the dedicated trackball.
> >
> > What are the exact symptoms?
>
> No data at all from it.
>
> > Does gpm work?
>
> No.
>
> > Does cat /dev/psaux work?
>
> It doesn't say No such device, it just hangs, giving no data for the trackball, but works fine for the generic mouse.
>
> > Does cat /dev/input/mice work?
>
> Yes, it does the same as /dev/psaux
>
> > What does cat /proc/bus/input/devices say in the
> > case it doesn't work? ....
>
> I: Bus=0011 Vendor=0002 Product=0001 Version=0000
> N: Name="PS/2 Generic Mouse"
> P: Phys=isa0060/serio1/input0
> H: Handlers=mouse0
> B: EV=7
> B: KEY=70000 0 0 0 0 0 0 0 0
> B: REL=3
>
> That's for both the generic mouse and the trackball.

Ok. Can you try the usual #define I8042_DEBUG_IO in
drivers/input/serio/i8042.h?

-- 
Vojtech Pavlik
SuSE Labs
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