HI Jens, > Use the nv driver for XFree86, not the fbdev driver.
I use nv driver. That works fine without the `Option "UseFBDev", but no control on the brightness and of course the pbbuttomd is unable to switch on/off the screen. > > I didn't load the rivafb module. It use the offb driver. > > Once offb has been started, you cannot get rid of it anymore. In > order to use rivafb, you must build your own kernel and build rivafb > into it. But beware, last time I tried the rivafb driver it crashed > my machine. That means only software crash not hardware, isn't that? Thanks, Zoltan > Regards, Jens.