RSB-3720 Ubunut creation by Yocto30 kernel
From ESS-WIKI
Prepare Image
- Build Yocto Linux image with your expected version (e.g. A0386)
- You can follow this SOP to build your Yocto image.
- Modify kernel to "Add commit to support the Ubuntu desktop version"
- Prepare Ubuntu image (e.g. A0362)
Mount image
- You can find Yocto image in${WORKSPACE}/build/tmp/deplay/image/${MC}, and copy to your ${WORKSPACE}.
$ sudo cp –a imx-image-${MC}-20230816082527.rootfs.wic.bz2 ${WORKSPACE}.
- Unpack rootfs.wic
$sudo bzip2 -d imx-image-full-${MC}-20230814102331.rootfs.wic.bz2
- Create folders to mount
$mkdir ubuntu yocto
$mkdir ubuntu/rootfs yocto/rootfs
- Mount Yocto image and Ubuntu image Partition2
$sudo losetup --show -f -P imx-image-full-imx8mprsb3720a1-20230814102331.rootfs.wic
$sudo mount /dev/loop22p2 yocto/rootfs/
$sudo losetup --show -f -P 3720A1AIM30UIVA0362_iMX8MP_4G_2021-11-29.img
$sudo mount /dev/loop23p2 ubuntu/rootfs/
- Delete under Yocto rootfs all files, and replace to Ubuntu rootfs