Re: [gentoo-user] How to stop mouse motion

[Volker Armin Hemmann <volker.armin.hemmann@tu-clausthal.de>]

On Samstag 15 November 2008, Jorge Peixoto de Morais Neto wrote:
> On Sat, Nov 15, 2008 at 7:15 PM, Albert Hopkins <marduk@letterboxes.org> 
wrote:
> > On Sat, 2008-11-15 at 18:55 -0200, Jorge Peixoto de Morais Neto wrote:
> >> Hi. I have a crappy mouse made in China. One of its problems is that
> >> the mouse pointer sometimes moves even while the mouse is not moving.
> >> Usually this manifests by the pointer "shaking", moving back and
> >> forward one or two pixels very fast (it looks like some 5 times per
> >> second).  The worst problem caused by this is that the monitor can
> >> wake up at seemingly random times.
> >>
> >> One solution would be to switch off the monitor every time I won't use
> >> it for a few minutes, but (AFAIK) this would waste energy and reduce
> >> lifetime. I want the DPMS modes of standby, suspend, off.
> >>
> >> Another solution would be to buy another mouse, but this would cost
> >> money and would not teach me the solution (this problem can manifest
> >> again in the future, with this or another computer).
> >>
> >> So I want a way to tell the kernel or X11 to ignore mouse motion.
> >> Either to shut down mouse motion completely, or to allow it but to
> >> ignore it for the effect considering the computer as idle. I have
> >> performed a quick read of kernel code and of the xorg.conf man page
> >> but I see no clue.
> >>
> >> Anybody knows?
> >
> > Yes.  What you need to do is write your own mouse driver.  Call it
> > 'crappydrv'.  In this driver, you detect events sent by the mouse, but
> > then simply ignore them.
>
> I don't know how to write my own driver, and what I want is to
> dynamically shut up the mouse at runtime, and free it when I come
> back. Or, ideally, just make X ignore mouse movement for idle time
> calculations.
>
> But you were probably joking anyway...

if it is a usb mouse, disconnect it. Or unload the driver.