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Date: Thu, 17 Oct 2013 09:19:05 -0400
From: Bruce Ashfield <bruce.ashfield@windriver.com>
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To: Diego Sueiro <diego.sueiro@gmail.com>
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	Rudolf Streif <rstreif@linuxfoundation.org>
Subject: Re: Custom defconfig is not used
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On 13-10-17 09:15 AM, Diego Sueiro wrote:
>
> 2013/10/17 Bruce Ashfield <bruce.ashfield@windriver.com
> <mailto:bruce.ashfield@windriver.com>>
>
>
>
>         I expected to get this working "out-of-box".
>
>
>     Did you do a  "bitbake -e <your kernel recipe>" ? and then look at
>     the SRC_URI ? That will tell us if for some reason the beagle layer's
>     defconfig is on there twice.
>
> I'll do it after my current build gets finished.
>
>
>
>         Why config fragments did not worked too?
>
>
>     recipes must inherit linux-yocto to get that support, since it is
>     optional and not something we force on all kernel recipes. So if you
>     want fragment support, creating your own kernel recipe, based on the
>     one in the layers you are using, which inherits linux-yocto is one
>     route to take.
>
> Can I do it on bbappend, or do I need to copy the entirely
> linux-mainline_3.8.bb <http://linux-mainline_3.8.bb> from
> meta-bleagleboard to my layer and add "inherit linux-yocto"?
> Do I need to "inherit linux-yocto", "require
> recipes-kernel/linux/linux-yocto.inc" or "inherit kernel-yocto"?

Look at oe-core/meta-skeleton for the custom kernel recipe example.
It has the inherit/include combinations that you need to follow.

> My concern is: if doing this to just have the config fragment feature,
> I'll possibly mess up the kernel build.

It shouldn't. It only adds to existing phases, and doesn't make
any changes. I've tested it in many combinations and it should
work fine.

If something breaks, I'd like to know, so we can fix it.

Bruce

>
>
> Regards,
>
> --
> *dS
> Diego Sueiro
>
> /*long live rock 'n roll*/