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Re: FC2 test1 and KVM switch



On Monday 16 February 2004 14:16, Panu Matilainen wrote:
> On Mon, 2004-02-16 at 20:59, Gene C. wrote:
> > On Monday 16 February 2004 13:11, Panu Matilainen wrote:
> > > On Mon, 2004-02-16 at 18:54, Bill Estell wrote:
> > > > Gene C. wrote:
> > > > >On Sunday 15 February 2004 14:13, Rick Johnson wrote:
> > > > >>Gene C. wrote:
> >
> > [snip]
> >
> > > > >Never had a problem before.  I just check the XF86Config for FC1 and
> > > > > FC2 and both specify IMPS/2.  Switch to any VT does nothing.
> > > > >
> > > > >In addition, when I am on a console (e.g., VT1) and I move the
> > > > > trackball, I get messages of the form:
> > > > >
> > > > >psmouse.c:  Explorer Mouse at isa0060/serio1/input0 lost
> > > > > syncronization, thowing 2 bytes away.
> > > >
> > > >  see: Linux: 2.6 Input Drivers FAQ 
> > > > http://kerneltrap.org/node/view/2199
> > > >
> > > > Problem:
> > > > ~~~~~~~~
> > > >
> > > > When I switch my KVM, my PS/2 mouse goes all crazy.
> > > >
> > > > Solution:
> > > > ~~~~~~~~~
> > > >
> > > > Use psmouse.proto=bare on the kernel command line, or proto=bare on
> > > > the psmouse module command line.
> > >
> > > That indeed produces a much saner mouse but that way you lose mouse
> > > wheel :(
> >
> > You are correct ... using psmouse.proto=bare looses the wheel.  Looking
> > into the kernel doc a bit I find that there are two other values that
> > could be used: imps and exps.
> >
> > Trying psmouse.proto=<imps|exps> I find that "imps" produces a working
> > mouse and "exps" has the mouse acting crazy (just like if nothing
> > specified).  My guess is that the default is exps (Explorer Mouse
> > whatever that is) and that imps must be specified for a wheel
> > mouse/traceball.
> >
> > Anyway, for whell mouse/trackball, use psmouse.proto=imps
>
> Using "imps" makes it half-work: after switching around the wheel
> scrolling works downwards but not upwards :-/ "exps" is back to the mad
> mouse disease.

"imps" fixed everything for me ... wheel scrolling works both down and up 
(this is a Logitech TrackMan Wheel).
-- 
Gene




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