Hello. Many thanks for your explanation Mr. Trevor. That makes sense to me. At least now we know we are in the good way.
2018-06-07 18:47 GMT+02:00 Trevor Woerner <twoer...@gmail.com>: > Hi Iván, > > On Thu 2018-06-07 @ 04:39:11 PM, Iván Castell wrote: > > When setting the "build" directory with a bblayers.conf customized for a > > single platform, each platform builds the image recipe properly. > > > > However, when I have integrated all bsp-layers in a single bblayers.conf, > > the compilation of some platforms has been broken. > > This is a problem that comes up fairly often, and is a bug with the BSP > layer > itself. All BSP layers are supposed to be created so that they work well > when > intermixed with other BSP layers, but often they don't. See Angstrom: > > http://www.angstrom-distribution.org/ > > > The specific problem is this: one bsp layer (meta-rockchip + > > meta-rockchip-extra) defines a recipes-graphics/mesa/mesa_%.bbappend > with > > this content inside: > > I am the maintainer of the non-vendor meta-rockchip layer: > > https://git.yoctoproject.org/cgit/cgit.cgi/meta-rockchip/ > > The fact you mention this problem and meta-rockchip-extra implies to me > that > you're using the vendor-provided meta-rockchip and meta-rockchip-extra: > > https://github.com/rockchip-linux/meta-rockchip > https://github.com/rockchip-linux/meta-rockchip-extra > Exactly those are the layers we are using. We use all hardware platforms to play videos using a Qt + gstreamer application. The problem is, the vendor is only interested in their own hardware, so to > them there's no reason to ever mix their BSP layer with any other BSP > layer. > There's no interest on their part to "play well" with others or to check > whether their layers comply with community guidelines. > > As a person who likes OpenEmbedded as a whole, I try my best to make sure > any > layer I'm interested in plays well within the entire OpenEmbedded > ecosystem. > However, because mali graphics are currently all binary blobs and projects > like Lima and Panfrost aren't yet ready for prime-time, there isn't much > support yet for _accelerated_ graphics in the non-vendor layer. > I hope some of these open projects will success to improve the current situation. > > - Can you suggest a fix to solve this issue? > > Fix the problem in the layer by using MACHINE-specific OVERRIDES and submit > a pull request to the owners. However, I've noticed there haven't been any > updates to their OE layers in the past 4 months or more, so I can't help > wonder if they've abandoned them. > Will try to fix it as suggested and will send the PR. > Out of curiosity, which MACHINE(s) are you interested in? > Current working platforms are: * Intel Celeron J1900 (meta-intel). * Rockchip RK3288 Merrii-K2 (meta-rockchip) Planning to start working with some Allwinner-based board (meta-sunxi). Have a nice day! :-) Kind regards, -- Ivan
-- _______________________________________________ yocto mailing list yocto@yoctoproject.org https://lists.yoctoproject.org/listinfo/yocto
