PS/2 Touch Screen

[Russell Whitaker]

On Mon, 13 Aug 2012, Quentin Olson wrote:

> I have a touch screen point of sale system and I want to run Fedora 17. The 
> touch sort of works, cursor follows my finger but the calibration is off and 
> touches (clicks) don't register.
>
> Here is what xinput sees:
>
> [root at pos0002 ~]# xinput list
> ⎡ Virtual core pointer id=2 [master pointer (3)]
> ⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
> ⎜ ↳ PS/2 Generic Mouse id=13 [slave pointer (2)]
> ⎣ Virtual core keyboard id=3 [master keyboard (2)]
> ↳ Virtual core XTEST keyboard id=5 [slave keyboard (3)]
> ↳ Power Button id=6 [slave keyboard (3)]
> ↳ Power Button id=7 [slave keyboard (3)]
> ↳ AT Translated Set 2 keyboard id=12 [slave keyboard (3)]
>
>
> I've installed Ubuntu 10.4 on these systems before and to get the touch 
> working I had to do the following things:
>
> echo -n "serio_raw" > /sys/bus/serio/devices/serio1/drvctl
> then create an xorg.conf, install the eGalax 
> (http://home.eeti.com.tw/web20/eGalaxTouchDriver/linuxDriver.htm) touch 
> driver and run their setup.sh with the ps/2 option, after that it worked.
>
> Under Fedora 17 when I...
>
> [root at pos0002 ~]# echo -n "serio_raw" > /sys/bus/serio/devices/serio1/drvctl
> -bash: echo: write error: Invalid argument
>
> I get invalid argument.

Try:
   echo $'serio_raw' > /sys/bus/serio/devices/serio1/drvctl

   Russ