[Mesa-dev] How do I get start about gallium?

Awin Huang awin0628 at gmail.com
Tue Aug 9 02:16:34 PDT 2011

The spec of DTV SoC was release. I got the HW spec. And I found the design
was not consider about "shader".
Our HW architecture was a VG pipe line, almost like
Is this means that it is not make sense to write a Gallium driver for GL/VG
state tracker?
2011/4/11 Corbin Simpson <mostawesomedude at gmail.com>

> On Fri, Apr 8, 2011 at 4:17 AM, Awin <awin0628 at gmail.com> wrote:
>  >  Hi all,
> >    I need to write a OpenGL driver for my company's IC, and base on
> gallium,
> > how do I get start? Is there any document or sample code to reference?
> This is a remarkably candid question.
> In the Mesa tree, the Gallium headers (src/gallium/include/**/*.h)
> describe the objects Gallium passes around. There are also Sphinx docs
> (src/gallium/docs/) which probably haven't really been maintained in a
> bit, but it's nice to think that they are somewhat accurate.
> Gallium is laid out like this: There is a struct called Winsys which
> handles talking to your hardware backend (DRM, Windows kernel, etc.),
> a struct called Screen which helps to manage your GPU's information
> and resources, and a struct called Context which is, well, a rendering
> context.
> Which SoC is this? Do you have docs? Are you going to open-source any
> of your driver code?
> It's going to be a lot easier to answer your questions in realtime;
> there's an IRC channel on Freenode, #dri-devel, which is the general
> Gallium channel (among other things), and is a great place to ask
> questions.
> Hope this helps somewhat,
> ~ C.
> --
> When the facts change, I change my mind. What do you do, sir? ~ Keynes
> Corbin Simpson
> <MostAwesomeDude at gmail.com>
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