fw_printenv
companion tools for Das U-Boot bootloader
RUN apt-get update && \
apt-get install -y u-boot-tools
RUN apt-get update && \
apt-get install -y u-boot-tools
RUN pacman -S --noconfirm uboot-tools
RUN apt-get update && \
apt-get install -y u-boot-tools
RUN yum install -y uboot-tools
RUN dnf install -y uboot-tools
RUN apt-get update && \
apt-get install -y u-boot-tools