igp9100 tvout

Alex Deucher alexdeucher at gmail.com
Mon Mar 24 06:17:55 PDT 2008

On Sun, Mar 23, 2008 at 8:29 PM, alberto hernando <pajaro.go at gmail.com> wrote:
> Hi.
> I'm new to the list, and I've looked for similar messages before.
> I'm not a developer but an user of an ati igp9100 in an asus pundit-r. I
> have it as a freevo standalone box. I have no tv-out with xorg, so for now,
> I'm using a quite old version of fglrx. Actually, I have tv-out, but
> completely out of sync (pal, composite). Of course, I'd like a good free
> driver with good support. I've read and searched a lot, and it seems that
> the main problem is the igp9100 uses an independent encoder for tv, which
> makes it difficult to support.
>  I have a partition with lfs which I use for tests, in which I've compiled
> the latest x.org (xserver 1.4, xf86-ati-6.8.0...). But, as I said, no
> success. Well, I've also read about some developers that could try to code
> this but have no hardware to test, so I'd like to offer mine. I could test
> anything you want to try and I can report success or failure, along with
> logs, of course. If I'm going to test experimenal code, I just need clear
> instructions of what I must do.

TV-out is only supported on cards with 27 Mhz reference clocks at the
moment.  Unfortunately, most IGP chips have a 14 Mhz clock.  I haven't
sorted out the proper timing for IGP chips yet.  See bug 12007:


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