[yocto] [meta-raspberrypi] meta-ivi & meta-raspberrypi

[Alex J Lennon]

On 29/04/2015 16:34, Mauro Carvalho Chehab wrote:
> Em Wed, 29 Apr 2015 16:05:58 +0200
> Alex J Lennon <ajlennon at dynamicdevices.co.uk> escreveu:
>
>> On 29/04/2015 15:30, Oliver wrote:
>>> Hello
>>>
>>> I have been working building together the meta-raspberrypi & the meta-ivi layers.
>>> I have been stuck with configuration/compilation of weston(from mata-ivi layer):
>>>
>>> 1)
>>>
>>> You can check the intial thread http://lists.genivi.org/pipermail/genivi-meta-ivi/2015-April/000508.html
>>>
>>>
>>> egl provided by userlad is not detected as the *.pc files are not deployed
>>> Someone has faced similar problems:
>>>
>>>    http://git.buildroot.net/buildroot/commit/?id=2282b93f4248a32de84805456efa352f69b28624
>>>
>>> 2)
>>> With this I am able to reach the do_compile stage but there are errors related to the undefined type
>>>
>>> PFNEGLQUERYWAYLANDBUFFERWL
>>> Hacked this one forcing the inclusion of <weston-egl-ext.h> :-S
>>>
>>>
>>> 3)
>>> At linking time the next trouble is:
>>>
>>> /home/oliver/raspberry/build-rpi-ivi/tmp/sysroots/i686-linux/usr/libexec/arm-poky-linux-gnueabi/gcc/arm-poky-linux-gnueabi/4.9.1/ld: cannot find -lwayland-egl
>>>
>>> IIRC this lib is provided by mesa-gl, but in my build, mesa is configured(--disable-egl (is this ok being provided by userlad?)) which might be the reason why libwayland-egl is not getting deployed in the image?
>>>
>>> Any correction to my statements or hint to go further would be appreciated
>>>
>>> Best Regards & thanks for your time
>>>
>>> Oliver
>> Hi Oliver,
>>
>> I was looking at wayland/weston last year.  I can't remember exactly
>> where I was at with it I am afraid, but I think I had it building and
>> have pushed some of the code I was playing with to GitHub
>>
>> I think this was related to the .pc issue
>>
>> https://github.com/DynamicDevices/meta-raspberrypi/commit/491dd14585efdb52378a57fa6ddacb1f15065257
>>
>> And this was what I was doing with weston. Looks like I was disabling EGL.
>>
>> https://github.com/DynamicDevices/meta-raspberrypi/commit/c657f69deb57035fc43319dd7d41745c17d7d6e1
>>
>> Sorry I can't be more help but perhaps there's something in there that
>> might be of use.
> I was able to build weston/wayland with meta-raspberrypi, for
> the Tizen distro:
> 	http://blogs.s-osg.org/bringing-tizen-to-a-raspberry-pi-2-near-you/
>
> I had to apply a few patches to make it work on both Tizen and
> meta-raspberrypi. The forks are at:
> 	http://git.s-osg.org/
>
> The current version there is actually disabling EGL. Enabling
> it seems to be possible, but we're still trying to make it work
> (it compiles fine, though, so I think we're close).
>
> Once done, my plan is to work on porting the patches back to
> meta-raspberrypi (and tizen-distro).
>
>

Great news Mauro. If you need anybody to test out your patches, when
ready, please give me a shout.

Cheers, Alex