Re: [yocto] How can I create a truly minimal distribution that runs entirely from RAM?

["Zoran" <zoran.stojsavljevic@gmail.com>]

> How can I instruct Yocto to execute do_image_cpio first?

YOCTO people are entitled to answer that question. Aren't ya, INTEL folks???

Actually, iNTEL (IOTG) is responsible for that (since YOCTO support is
90% from INTEL), and I assume INTEL YOCTO people are entitled
answering that///

Thank you,
Zee (Zoran)
_______

On Mon, Mar 15, 2021 at 12:17 AM p32 via lists.yoctoproject.org
<p32=tuta.io@lists.yoctoproject.org> wrote:
>
> Thank you very much. I figured out that you can have Yocto create a suitable U-Boot wrapper as follows (from the image recipe):
> IMAGE_FSTYPES = "cpio.xz.u-boot"
>
> Now there is only one last issue that I wasn't able to solve yet: I would like Yocto to not only generate this U-Boot file but also add it to the boot partition of a wic.gz image. I tried to extend the image recipe as follows:
> IMAGE_FSTYPES = "cpio.xz.u-boot wic.gz"
> IMAGE_BOOT_FILES_append += "${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.cpio.xz.u-boot"
>
> Unfortunately, there is a dependency issue here. BitBake schedules the do_image_wic task before the do_image_cpio task, which creates the u-boot file. I tried to fix it as follows (from the image recipe):
> do_image_wic[depends] = "my-image-recipe:do_image_cpio"
>
> While the dependency graph acknowledges this dependency, BitBake does not seem to care about it. Whatever I try, do_image_wic is always executed first and, obviously, does not succeed. I think the problem is comparable to the unsolved one outlined here:
> https://stackoverflow.com/questions/58954170/yocto-creating-a-dependency-for-wic-to-cpio-gz-image
>
> How can I instruct Yocto to execute do_image_cpio first?
>
> 
>