[debian] kernel upgrade and touchscreen input problems

arne anka openmoko at ginguppin.de
Wed Mar 4 12:25:58 CET 2009


> Unfortunately, I get "RCU detected CPU 0 stall (t=4294908494/600  
> jiffies)" and a traceback, and then itfails to setup usb0 so I can't log  
> in that way.  But it does boot.

see
> http://lists.openmoko.org/nabble.html#nabble-td2363869

as for the usb0 -- what does

ifup usb0

say?

> Under either the 2.6.24 kernel or the 2.6.28 kernel, I still have  
> problems:
> The AUX brings up the keyboard, so that's good.

the AUX is no kernel business above making it working at all.

> When the screen goes dim, a tap of the screen brings the backlight back  
> up,
> but it won't register the taps on the icons or the keyboard, or the lock
> screen.
> The Xorg log shows:
> (EE) PreInit returned NULL for "Configured Touchscreen"

sounds like you do use xserver-xorg-input-tslib, check your xorg.conf,  
instead of "TslibDevice" now it is only "Device".




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