[yocto] Stuck to build zImage-initramfs

[Zoran Stojsavljevic]

Please, read the following thread:
https://lists.yoctoproject.org/pipermail/yocto/2018-July/041680.html

Zoran
_______

On Mon, Jul 8, 2019 at 11:43 PM JH <jupiter.hce at gmail.com> wrote:
>
> Hi,
>
> I have been stuck to build zImage-initramfs for weeks. I've read Yocto
> latest document, but still failed to generate the initarmfs to run on
> RAM. I added following statements in local.conf:
>
> UBOOT_CONFIG = "ram"
> INITRAMFS_IMAGE_BUNDLE = "1"
> DISTRO_FEATURES_append = " ram"
> IMAGE_FSTYPES_append = " cpio.xz"
>
> It built to following images:
>
> dev-image.rootfs.cpio.xz
> u-boot.imx-ram
> zImage.bin
>
> If I extract the dev-image.rootfs.cpio.xz, it contains zImage at boot directory.
>
> What I need is the zImage-initramfs to contain the rootfs in initramfs format.
>
> I see there is document ramfs-rootfs-initramfs.txt, but it did not
> mention how to generate zImage-initramfs.
>
> There is core-image-minimal-initramfs.bb, but it cannot be run:
>
> $ MACHINE="imx6evk" DISTRO="imx6evk" bitbake core-image-minimal-initramfs
> ERROR: Nothing PROVIDES 'core-image-minimal-initramfs'
> core-image-minimal-initramfs was skipped: incompatible with host
> arm-oe-linux-gnueabi (not in COMPATIBLE_HOST)
>
> Could any one help what I am missing here and how to build the zImage-initramfs?
>
> Thank you.
>
> Kind regards,
>
> - jh
> --
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