lubuntu-qa team mailing list archive

[Lars Nooden <lars.nooden@xxxxxxxxx>]

On Tue, 14 May 2013, Str8bs wrote:
> If you have the time to devote, you may want to remove quiet splash
> from the append in yaboot and add
> "drm.debug=0x4 log_buf_len=16M" so as not to have to type those every
> reboot. 

I'm not sure how that is done.

> On the ones we can get to a shell, save a copy of dmesg. On
> the ones that x starts, whether viewable or not, drop to a shell and
> save Xorg.0.log as well. Idea being to clearly make a case to the devs
> once we find it and the logs to demonstrate.

I'll send the Xorg.0.log and dmesg separately, offlist.

> See in line.
[snip]

> Sounds like x is starting using FBDEV even though Radeon KMS is present.
> Could you ctl-alt-f1 to shell? If so, output of cat /proc/fb ?

$ cat /proc/fb
0 ATI Radeon 4c66

> If you add video=radeonfb:yada to pinkelephant, is desktop viewable?

Yes, if I boot with the following, I get working X and can log in 
graphically and use Lubuntu.

	Linux snd-powermac.pinkelephant=yes video=radeonfb:1280x854-30@60

> > 3. Linux single nomodeset also ends with a recursive fault.
> Could you repeat and rule out framebuffer?
> Linux single nomodeset video=offb:off
> Linux single nomodeset video=radeonfb:off

Both lead to the recursive fault error.

Regards,
/Lars