[yocto] Kernel configuration fragments and defconfig from kernel source tree, not meta layer file

[Andrei Gherzan]

On Tue, Mar 17, 2015 at 9:08 PM, Bruce Ashfield <bruce.ashfield at gmail.com>
wrote:

> On Tue, Mar 17, 2015 at 1:57 PM, Alex J Lennon
> <ajlennon at dynamicdevices.co.uk> wrote:
> > Hi,
> >
> > I've been looking into a request to have Yocto kernel configuration
> > fragment support in meta-raspberrypi with a defconfig which is pulled
> > from the kernel source tree for the configured machine.
> >
> > My understanding is that Yocto expects the defconfig file to be supplied
> > in the meta-layer and then configured with SRC_URI += "file://defconfig"
> >
> > We'd prefer not to maintain copies of defconfigs, instead using the true
> > default configuration from the kernel tree and allowing users to add
> > their own .cfg fragments to the SRC_URI via, say, .bbappends.
>
> Anyone who knows me, knows that I'd say I hate to see defconfigs
> at all ;)
>
> But back on topic, this is something I can change, it is simply that
> when I first put together the linux-yocto kernel configuration steps,
> that most defconfigs were actually out of tree, and not within the kernel
> tree itself.
>
> >
> > It's easy enough to _prepend() a function to copy the appropriate
> > defconfig from the kernel source to the working directory, but I am
> > having a problem as do_patch() in kernel-yocto.bbclass seems to require
> > a defconfig file from the layer itself via use of SRC_URI in find_sccs().
> >
> > Any thoughts? Thanks,
>
> Pop an enhancement request into the yocto bugzilla and assign it to
> me. I can take care of it from there.
>
> But just to be clear, this will have to stay out of oe-core for a bit,
> since
> it is past feature freeze for 1.8 and even bug fixes are cut off shortly.
>
>
There is absolutely no way we can have this for 1.8? It's a minor thing.
And would help us a lot.


-- 
*Andrei Gherzan*
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