FC2 test1 and KVM switch

[Panu Matilainen]

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.

	- Panu -