[yocto] [meta-raspberrypi][PATCH v2 4/4] README: Add a section about graphic stacks

[Andrei Gherzan]

Hello,

On Thursday, August 13, 2015, Khem Raj <raj.khem at gmail.com> wrote:

>
> > On Aug 13, 2015, at 10:07 AM, Javier Martinez Canillas <
> javier at osg.samsung.com <javascript:;>> wrote:
> >
> > This patch adds to the README a section that explains the RPi can
> different
> > graphics stacks and that the user can choose by manually changing
> providers.
> >
> > Signed-off-by: Javier Martinez Canillas <javier at osg.samsung.com
> <javascript:;>>
> >
> > ---
> >
> > Changes in v2: None
> >
> > README | 9 +++++++++
> > 1 file changed, 9 insertions(+)
> >
> > diff --git a/README b/README
> > index 678c0eb4a4e3..0569b353870c 100644
> > --- a/README
> > +++ b/README
> > @@ -25,6 +25,7 @@ Contents:
> >     2.K. Boot to U-Boot
> >     2.L. Image with Initramfs
> >     2.M. Device tree support
> > +    2.O. Graphic stacks
> > 3. Extra apps
> >     3.A. omxplayer
> > 4. Source code and mirrors
> > @@ -195,6 +196,14 @@ kernels.
> > NOTE: KERNEL_DEVICETREE is default enabled for kernel >= 3.18 and always
> disabled for
> >       older kernel versions.
> >
> > +2.O. Graphic stacks
> > +===================
> > +The Raspberry Pi boards can use one of two graphics stacks: The userland
> > +user-space driver or the vc4 DRM/KMS kernel driver. By default userland
> > +is used since the vc4 is still experimental. But this can be changed by
> > +modifying the defaults for the kernel, egl, gles2, libgl and mesa
> providers.
> > +This is explained in the conf/machine/include/rpi-default-providers.inc
> file.
> > +
>
> you may want to add pointer to the commented out code that you have added
> to select them
> in rpi-default-providers.inc
>

It would be nice to have some detailed info on what and where to comment
out the configuration.

--
Andrei Gherzan


-- 
--
Andrei Gherzan
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