Mailinglist Archive: opensuse-factory (233 mails)

[Egbert Eich <eich@xxxxxxx>]

On Thu, Dec 10, 2009 at 01:41:57PM +0100, Stefan Seyfried wrote:

Hi Stefan,

sorry for the late answer.

> Hi Egbert,
>
> might be a stupid question, but I'll ask it anyway ;)
>
> Running plain FACTORY (without your fancy kernel package etc.), I can
> boot with "vga=0", then when the system is running (in runlevel 3), I
> can "modprobe radeon modeset=1" and I will get a beautiful 1400x1050
> framebuffer.
>
> Then I can start X ("X :0 -retro") and get a nice X server. However,
> switching back to the text console seems to blank the screen shortly,
> and I still get the occasional "synchronization loss" on the built-in
> panel (Matthias knows what I'm talking about). Switching VT to X and
> back still solves this (phew! we anticipated that with kms, once the
> pll is screwed there would be no way to recover short of a reboot).

This is strange and shouldn't happen at least when using the radeon driver.
Since we don't support KMS for anything but Intel at this moment I have
not looked into this more deeply.
If X and the console have the same resolution there shouldn't be any
flicker.

> So I guess that KMS is not working well in this setup, since some PLL
> is still reprogrammed (and sometimes this fails).
>
> All on an oldish ATI Technologies Inc RV350 [Mobility Radeon 9600 M10]
>
> Now I wanted to put the module in the initrd, however, loading it from
> "init=/bin/bash" (I tried that first, just to make sure) gives me a
> kernel backtrace and basically kills the box.

Also strange. Is this because you still need to load an AGP module?

Cheers,
        Egbert.

-- 
Egbert Eich (Res. & Dev.)                SUSE LINUX Products GmbH
X Window System Development
Tel: +49 911-740 53 0                       http://www.suse.de 
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