gentoo-crossdev-aarch64

gentoo docker image with crossdev to aarch64-unknown-linux-gnu

Usage

Setup SDcard for a Raspberry Pi 3 Model B+:

• Format SDcard with msdos partition-table and this layout (F2FS for sda3): /dev/sda1 fat32 128MiB /dev/sda2 swap 2GiB /dev/sda3 f2fs rest

• Mount /dev/sda3 on /mnt/gentoo and /dev/sda1 on /mnt/gentoo/boot

• Run: ./setupSDcard.sh /mnt/gentoo

Run a build server with distcc and crossdev

• TODO: docker run -d image ... ports

Build

1. Stage3: Download the latest arm64 stage3 from: http://distfiles.gentoo.org/experimental/arm64/ and place it in ./target-files.
2. Update the STAGE3_DATE variable in ./Dockerfile
3. Run ./build.sh - which does:

• docker build: Create amd64 host with arm64 inside (/usr/aarch64-unknown-linux-gnu)
• docker run: Update arm64 in qemu-chroot
• docker commit: Create final image from container of last step
• docker push: Push the final image