Re: Serial Mouse in Kernel 2.6

[Vojtech Pavlik <vojtech@suse.cz>]

On Fri, Apr 29, 2005 at 11:03:24AM -0500, Dmitry Torokhov wrote:
> Hi,
> 
> On 4/29/05, Christoph Pleger <Christoph.Pleger@uni-dortmund.de> wrote:
> > Hello,
> > 
> > When configuring Kernel 2.6.11.7, I found under Input Devices two
> > options which seem to have to do with serial mouse support:
> > 
> > 1. Serial line discipline (module serport)
> > 2. Serial Mouse support (module sermouse)
> > 
> > Ic compiled both these features as a module. But after rebooting with
> > the new kernel, the serial mouse is working well with gpm and with X11,
> > although none of the above modules are loaded.
> > 
> > So, what for are the modules mentioned above needed?
> > 
> 
> If you load the modules and use input_attach program to set up your
> mouse then you can access it via /dev/input/mice together with the
> rest of you mice, PS/2, USB, etc. This way you have only one input
> device for you mouse and do not have to change millions of programs
> (actually 2) if you happen to install a new mouse.
> 
> You seem to still using the mouse by accessing /dev/ttySx port and
> using serial mouse driver.
 
You also get a much better update rate for the mouse than with X/GPM, 4x
for MouseSystems, and 2x for Microsoft mice. This makes the serial mouse
finally usable.

-- 
Vojtech Pavlik
SuSE Labs, SuSE CR