multiseat with xserver 1.4.0

Peter Hutterer mailinglists at
Wed Mar 5 20:20:34 PST 2008

Eugene wrote:
> Having new feature added (autodetection with Hal/Dbus) I have lost the 
> multi-seat configuration here. Using Xorg 7.1 it was qute easy to configure 
> system with both X servers running (Seat0 and Seat1) at the same time. These 
> was using double set of video, keyboards and mice, so there was two fully 
> functionality working places. Input devices was separated with evdev driver. 
> Now it seems that evdev hav only one Option left - Option "Device" all other 
> (like Option "Phys" Option "Name") are gone. It seems that detection of what 
> input device is goes through Hal daemon. That's would be fine, but there is 
> one big trouble I can't resolve without your help. How could I force Seat0 
> layout X server to work with only one keyboard at the time with autodetection 
> on. Is there option in Hal configuration file I can adjust to Xserver 
> understood that with the define layout (Seat0) it should use Keyboard1 and 
> for other layout (Seat1) it would be using only Keyboard2. This is option in 
> server layout section      InputDevice "Keyboard1" "CoreKeyboard". But Using 
> auto detection I can't say which is Keyboard1. Is it possible multiseat whit 
> autodetection?

your best option ATM is to disable hotplugging. In your server layout 

Option "AutoAddDevices" "False"


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