[Mesa-dev] Megaradeon

[Michel Dänzer]

On 15.05.2014 10:58, Marek Olšák wrote:
> Hi everybody,
> 
> Some distros seem to care about the size of Mesa, so I came up with
> this little patch.
> 
> It puts r600g and radeonsi into r300_dri.so. The result is one shared
> library which contains all three drivers. Also, all driver loaders in
> Mesa should now always load the r300 driver instead of r600 and
> radeonsi.
> 
> The radeon winsys is created first, which then creates the correct
> screen (r300, r600, or radeonsi) according to the PCI ID.
> 
> The libGL loader has actually been ignoring the driver name from the X
> server for quite some time, so nothing needs to be done for this
> outside of Mesa.
> 
> This is for *_dri.so only, the other targets are still separate and
> probably broken with this patch. (VDPAU, XvMC, egl-gallium, OpenCL?)
> 
> What's missing:
> - do the same for the other targets/APIs
> - remove r600 and radeonsi targets and clean up the build system
> 
> Original files without debugging symbols:
>   5.9MB r300_dri.so
>   6.5MB r600_dri.so
>   5.7MB radeonsi_dri.so
> Megaradeon:
>   7.0MB r300_dri.so (all 3 drivers)
> 
> If somebody who cares about the size of Mesa wants to finish this up,
> the patch is attached. This is only a proof that it's not really
> difficult. What remains is mostly just build system work.

FWIW, I think it would be cleaner to use a new name instead of reusing
any existing name.


-- 
Earthling Michel Dänzer            |                  http://www.amd.com
Libre software enthusiast          |                Mesa and X developer