====== I.MX8 related information ======

===== Boot switch =====

{{:francois:imx8:capture_d_ecran_du_2026-03-28_16-58-36.png?400|}}

===== Docker pour yocto =====

Site: https://github.com/ADLINK/meta-adlink-nxp/wiki/Building-Yocto-for-LEC%E2%80%90IMX8MP

<code>
# syntax=docker/dockerfile:1
FROM ubuntu:22.04

ENV DEBIAN_FRONTEND=noninteractive

# Use BuildKit cache mounts for faster package installation
RUN --mount=type=cache,target=/var/cache/apt \
    apt-get update && apt-get install -y \
    gawk wget git diffstat unzip texinfo gcc build-essential \
    chrpath socat cpio python3 python3-pip python3-pexpect \
    xz-utils debianutils iputils-ping python3-git python3-jinja2 \
    libegl1-mesa libsdl1.2-dev pylint xterm bsdmainutils \
    libssl-dev libgmp-dev libmpc-dev lz4 zstd locales \
    vim bc curl rsync file

RUN locale-gen en_US.UTF-8
ENV LANG en_US.UTF-8

# Match the UID/GID of your Arch user to avoid permission issues in mounted volumes
ARG USER_ID=1000
ARG GROUP_ID=1000

RUN groupadd -g ${GROUP_ID} yocto && \
    useradd -u ${USER_ID} -g yocto -ms /bin/bash yoctouser

USER yoctouser
WORKDIR /home/yoctouser/imx8

CMD ["/bin/bash"]
</code>

Construction

  docker buildx build \
    --build-arg USER_ID=$(id -u) \
    --build-arg GROUP_ID=$(id -g) \
    -t imx8-yocto-builder .

Run

  docker run -it --rm \
        -v /home/$(whoami)/Projets/imx8/imx8mp-yocto-bsp/:/home/yoctouser/imx8 \
        --name imx8-builder \
        imx8-yocto-builder

===== bitbake =====

configure env

  MACHINE=lec-imx8mp DISTRO=fsl-imx-xwayland source adlink-imx-setup-release.sh -b build