[yocto] using module_autoload

[Martin Jansa]

On Wed, May 29, 2013 at 04:48:58PM +0100, Katu Txakur wrote:
> Guys,
> I'm using the gumstix repo
> https://github.com/gumstix/Gumstix-YoctoProject-Repo and I don't have any
> module-split bbclass.
> The module.bbclass inherits module-base.bbclass and module_strip.bbclass,
> but the latest is empty.
> Do you think my problem could be related with that? module_strip is also
> inherited by kernel.bbclass

That looks like danny release, so you don't have this commit
http://git.openembedded.org/openembedded-core/commit/meta/classes/kernel-module-split.bbclass?id=51928b6b5ca0a46a9dcd754483a19af58b95fa18

You can backport it if you want, but without this module_autoload won't
work for external modules.

> 2013/5/29 Bruce Ashfield <bruce.ashfield at windriver.com>
> 
> > On 13-05-29 11:32 AM, Katu Txakur wrote:
> >
> >> Martin, Paul, thanks for your help.
> >> Yes, the recipe does inherit module.
> >> Any other problem that you can think off?
> >>
> >
> > Note: if you are on master, Martin said "module-split", not
> > "module".
> >
> > Cheers,
> >
> > Bruce
> >
> >
> >> Thanks a lot in advance,
> >> Katu
> >>
> >>
> >> 2013/5/29 Paul Eggleton <paul.eggleton at linux.intel.com
> >> <mailto:paul.eggleton at linux.**intel.com <paul.eggleton at linux.intel.com>>>
> >>
> >>
> >>     On Wednesday 29 May 2013 16:39:48 Martin Jansa wrote:
> >>      > On Wed, May 29, 2013 at 02:01:11PM +0100, Katu Txakur wrote:
> >>      > > Hi,
> >>      > > I'm failing to load a kernel module named spike doing this:
> >>      > > 1) add the recipe (inherit module), based in a Makefile with
> >>      > > modules_install:
> >>      > > $(MAKE) INSTALL_MOD_DIR=kernel/**drivers/spike -C $(KERNEL_SRC)
> >>     M=$(SRC)
> >>      > > modules_install
> >>      > > 2) Add the package to the image with IMAGE_INSTALL += "spike"
> >>     in the
> >>      > > local.conf file
> >>      > > 3) In the machine/mymachine.conf I've added
> >>      > >
> >>      > >         MACHINE_ESSENTIAL_EXTRA_**RRECOMMENDS += "spike"
> >>      > >         module_autoload_spike = "spike"
> >>      > >
> >>      > > The driver gets added to the image and I can load it with
> >>     insmod spike,
> >>      > > however, I would like to load it at boot time.
> >>      > > A workaround is to create a file with the name spike.conf and
> >>     write spike
> >>      > > inside. Copying that file to /etc/modules-load.d/spike.conf
> >>      > > loads the driver correctly, but I need to do it from a recipe.
> >>      > >
> >>      > > Can anyone spot what am I doing wrong?
> >>      >
> >>      > module_autoload won't work with external module unless you
> >>     inherit also
> >>      > kernel-module-split
> >>
> >>     Note that module.bbclass already does this, so if the external
> >>     module recipe
> >>     already does "inherit module" then that is not the problem.
> >>
> >>     Cheers,
> >>     Paul
> >>
> >>     --
> >>
> >>     Paul Eggleton
> >>     Intel Open Source Technology Centre
> >>
> >>
> >>
> >>
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> >>
> >>
> >

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-- 
Martin 'JaMa' Jansa     jabber: Martin.Jansa at gmail.com
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