[yocto] using module_autoload

[Paul Eggleton]

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