[meta-intel] State of GPU/QuickSync support without X11 on yocto

Volker Vogelhuber v.vogelhuber at digitalendoscopy.de
Fri Oct 17 04:04:26 PDT 2014


On 17.10.2014 12:37, Burton, Ross wrote:
> On 17 October 2014 10:41, Volker Vogelhuber
> <v.vogelhuber at digitalendoscopy.de> wrote:
>> I'm currently trying to set up a BSP for a Congatec QA3 board with an Intel
>> Atom E3845.
>> The goal is to have an image with nothing more than a console and OpenGL via
>> EGL.
>> So no X11 or DirectFB.
>> I'm a bit confused regarding the support for this configuration. On the
>> intel site I found
>> http://www.intel.com/content/www/us/en/embedded/software/emgd/emgd-driver-epog-atom-e3800-linux-user-guide.html
>> that mentions the EMGD driver.  On the Yocto site there is a BSP called
>> Intel Atom Processor E3800 with Open Source Graphics (Valley Island). Is it
>> possible to have accelerated h264 en-/decoding and OpenGL support with the
>> valley island solution or is this restricted to the EMGD driver. If the
>> later is the case, what's the reason to remove EMGD support as it seems the
>> case
>> (https://lists.yoctoproject.org/pipermail/meta-intel/2014-September/002477.html).
> The "EMGD" driver covers many devices, depending on what version
> you're referring too.  The driver that was removed from meta-yocto
> supports the SGX-based Atom boards (Tunnel Creek, iirc) and is
> unmaintained.  Luckily you're using a modern Atom with Intel HD
> graphics, which is supported by the open-source drivers in the
> standard kernel and Mesa, so that Valley Island BSP should work just
> fine.
>
> Ross
Thanks for the reply.
So the open source driver fully supports quick sync and opengl in 
hardware as well?
If yes I guess using gstreamer and mesa packages, right?






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