Video output is stopped on Ubuntu 5.10 (breezy) and Mac mini after kernel loads

[Olafur Arason]

Try doing ctrl-alt-F1 and then log in and change the Xorg setting by
doing:
sudo dpkg-reconfigure xserver-xorg and then choose vesa then at
least you see something.

Olafur Arason
P.S you can file a bug with your /var/log/Xorg.0.log at
http://bugzilla.ubuntu.com
2005/12/9, Eric Dunbar <eric.dunbar at gmail.com>:
> Hi all, I've got a bit of a funny problem (and thought I'd rename the thread).
>
> I installed Ubuntu 5.10 (breezy) onto my Mac mini (512 MB RAM, 40 GB
> HD (5.2 GB Ubuntu, 35 GB Mac OS X), 1.25 GHz G4, _no_ additional
> hardware).
>
> The install process went fine. When the computer reboots I get the
> normal two yaboot-related menus. Up to this point, no problems. When
> Ubuntu continues booting past this point I get some text (which I'll
> paste below) and then the screen goes to sleep (i.e. no signal coming
> from the video card) and STAYS asleep.
>
> Ubuntu apparently boots normally, because I can cause it to shutdown
> (halt) or reboot by typing "blindly" (ctrl-alt-F1 followed by
> username, password... wait a second then enter 'sudo halt' followed by
> the password for sudo at which point the computer beeps angrily and
> promptly restarts/shuts down).
>
> How can I get video working? Do I need to reinstall or can I modify
> yaboot using the live CD?
>
> Anyone run into this problem on the Mac mini?
>
> Thanks, Eric.
>
> FYI Here's what's displayed on my screen before it goes "down for the count":
>
> I'm running yaboot 1.313
>
> device=/pci at f4000000/ata-6 at d/disk at 0
>
> partition=3
>
> After allowing yaboot to load the kernel this is what appears (a white
> screen with text flashes but it passes by too fast for me to capture):
>
> Welcome to Linux, kernel 2.6.12-9-powerpc
>
> linked at:          0xc0000000
> frame buffer at  :0x9c008000  (phys), 0xd0008000  (log)
> klimit:               0xc0320b20
> MSR:                0x00003030
> HID0:                0x8418c0bc
>
> pmac_init(): exit
> id_mach(): done
> MMU:enter
> MMU:hw init
> hash:enter
> hash:find piece
> hash:patch
> hash:done
> MMU:mapin
> MMU:setio
> MMU:exit
> setup_arch: enter
> setup_arch: bootmem
> arch: exit
> openpic: enter
> openpic: timer
> openpic: external
> openpic: spurious
> openpic: exit
>
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