VIA/S3 Unichrome device IDs

[Luc Verhaegen]

On Sun, Oct 16, 2005 at 01:21:51AM +0200, Zoltan Boszormenyi wrote:
> Hi,
> 
> I installed Fedora Core 4 on a new machine that has an AsRock
> P4VM800 mainboard. Its manual says that the integrated VGA
> controller is an S3G Unichrome Pro 2D/3D device. Wow, xorg must
> surely know this device I thought, but no. It's only usable with
> the vesa driver. :-(
> 
> The device's PCI ID is 1106:3344, subdevice ID is also 3344 with
> an AsRock vendor ID but I didn't make note of the numeric value
> of that. I recompiled xorg-x11 in FC4 adding the device ID
> to via_regs.h, via_driver.c. Actually I recompiled it three times
> with three different variation in via_hwdiff.c: first time I didn't
> modify this file, then I tried to get this device handled the same
> as a VT3204 than a VT3205. Neither version worked correctly,
> although all of them recognized my monitor through DDC but I couldn't
> get a stable picture. Hardware cursor appeared in every time but
> the picture ran. 16 and 24 bit colordepth worked the same. I tried
> to tweak the BIOS settings, giving 8, 16 MB to the videocard from the
> main memory but it didn't help. Can someone help me to get this device
> handled with acceleration?
> 
> I also came across this page when I searched for a solution:
> 
> http://www.viaarena.com/default.aspx?PageID=5&ArticleID=68&P=5
> 
> It seems that very few devices are handled by the via driver
> in xorg-x11 at present.
> 
> Best regards,
> Zoltán Böszörményi
Unlike with other VIA releases, the Asrock board appeared very shortly 
after an announcement was made and crappy bloated driver source became 
available. http://www.livejournal.com/users/libv/1069.html

I won't be able to credit you for reporting this or reporting the pci 
subsystem id, because Fede Heinz did so on #xorg a week or so ago.

Luc Verhaegen.