Bootstrap a minimal debian rootfs for sunxi boards https://github.com/bleuchtang/sunxi-debian

Émile Morel d9a9f9a218 README typo 10 years ago
olinux 070fc619d9 split debootstrap and sunxi build 10 years ago
.gitignore 57b096936c rename sunxi directory 10 years ago
Dockerfile fe7f94ecfd Add sunxi linux kernel compilation 10 years ago
README.md d9a9f9a218 README typo 10 years ago

README.md

olinux-a20-lime2

Bootstrap a minimal debian for olinuxino-a20-lime2

Thanks to lukas2511 for quick bootstrap.

Build docker image

sudo docker pull debian:stable
git clone https://github.com/bleuchtang/olinuxino-a20-lime2
cd olinuxino-a20-lime2 && sudo docker build -t debian/olinux .

Build minimal arm debootstrap

We cannot perform a debootstrap in dockerfile because dockerfile doesn't accept privileged mode. For more details see docker issue

sudo docker run --privileged -i -t -v $(pwd)/olinux/:/olinux/ debian/olinux sh ./olinux/create_arm_debootstrap.sh

Build sunxi kernel and boot files

You shoud have both debootstrap and sunxi directories in olinux/

sudo docker run --privileged -i -t -v $(pwd)/olinux/:/olinux/ debian/olinux sh ./olinux/create_sunxi_boot_files.sh

Install on a sd card

Partitioning

mmc=/dev/sdc
parted -s ${mmc} mklabel msdos
parted -a optimal ${mmc} mkpart primary fat32 1 16MiB
parted -a optimal ${mmc} mkpart primary fat32 16MiB 100%
mkfs.fat -F 32 ${mmc}1
mkfs.ext4 ${mmc}2

Installation

dd if=olinux/sunxi/u-boot-sunxi/u-boot-sunxi-with-spl.bin of=${mmc} bs=1024 seek=8
mount ${mmc}1 /media/usb/
cp olinux/sunxi/script.bin /media/usb/
cp olinux/sunxi/linux-sunxi/arch/arm/boot/uImage /media/usb/
umount /media/usb
mount ${mmc}2 /media/usb/
cp -r olinux/debootstrap/* /media/usb/
sync
rm -rf /media/usb/lib/firmware/
cp -rfv olinux/sunxi/linux-sunxi/out/lib/firmware/ /media/usb/lib/
sync
rm -rf /media/usb/lib/modules/
cp -rfv olinux/sunxi/linux-sunxi/out/lib/modules/* /media/usb/lib/modules
sync

TODO

  • change Install on a sd card to a script ?

Some links:

You probably want to Build your own docker image

  • Because it's quick and easy; tutorial here
  • Because you shoudn't trust regitry images; demonstration here

External links