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FROM ubuntu:20.04
RUN apt-get update && apt-get install -y --no-install-recommends \
gcc libc6-dev qemu-user ca-certificates qemu-system-mipsel curl \
xz-utils patch
RUN mkdir /toolchain
# binutils 2.33.1
# gcc 9.3.0
# gdb 8.3.1
# linux-headers 4.9.234
# uclibc 1.0.34
RUN curl --retry 5 -L https://toolchains.bootlin.com/downloads/releases/toolchains/mips32el/tarballs/mips32el--uclibc--stable-2020.08-1.tar.bz2 | \
tar xjf - -C /toolchain --strip-components=1
RUN /toolchain/relocate-sdk.sh
ENV PATH=$PATH:/rust/bin:/toolchain/bin \
STAGING_DIR=/toolchain/mipsel-buildroot-linux-uclibc/sysroot \
CC_mipsel_unknown_linux_uclibc=mipsel-buildroot-linux-uclibc-gcc \
CARGO_TARGET_MIPSEL_UNKNOWN_LINUX_UCLIBC_LINKER=mipsel-buildroot-linux-uclibc-gcc \
CARGO_TARGET_MIPSEL_UNKNOWN_LINUX_UCLIBC_RUNNER="qemu-mipsel -L /toolchain/mipsel-buildroot-linux-uclibc/sysroot/"
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