[Openchrome-devel] The TTM branch.

Thomas Hellström thomas
Tue Jan 20 13:16:32 PST 2009

Jon Nettleton wrote:
> On Wed, Jan 21, 2009 at 7:47 AM, Thomas Hellstr?m <thomas at shipmail.org> wrote:
>> It should now be possible to run the TTM branch of the openchrome driver,
>> although I've seen problems with the EXA module of the Xorg-1.6 branch. I'll
>> see if I can fix those. It's a bit crucial, since XAA has been stripped.
>> Caveats:
>> Must run with DRM installed.
>> XvMC not working yet.
>> You need:
>> Linux kernel 2.6.27 or 2.6.28 (2.6.26 may work as well).
>> Xserver 1.4 - 1.5. If you want to run the 3D driver, I think you'll need at
>> least 1.5.
>> Components in install order.
>> drm and libdrm (git://anongit.freedesktop.org/git/mesa/drm) - branch
>> modesetting-newttm.
>> libwsbm (git://anongit.freedesktop.org/git/mesa/libwsbm) - branch master
>> openchrome (http://svn.openchrome.org/svn/branches/ttm_branch) - branch
>> ttm_branch
>> mesa (git://anongit.freedesktop.org/git/mesa/mesa) - branch
>> openchrome_branch
>> I'll be working a little on my spare time on this. The plan is to
>> Fix EXA problems
>> Get XvMC working again.
>> Merge with trunk to get the latest modesetting / cursor bits.
>> Fix the 2D driver so it will run without DRM
>> Start merging in VIAs Chrome 9 bits into the new DRM.
> Thomas,
> This all sounds great.  Are you working on getting the chrome9 DRM
> bits into the kernel, or will you add the needed code to openchrome as
> well?  I have been working with another user Bartosz that is trying to
> learn the driver and we have found that DMA works a bit different than
> we originally hacked in.  We have fixed the DMA initiliazation but are
> debugging some other parts right now.
> Jon
When I get that far, I'll be mostly focusing on the kernel bits, I think.


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