• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1FROM ubuntu:22.04
2
3RUN apt-get update && apt-get install -y --no-install-recommends \
4        gcc libc6-dev qemu-user ca-certificates qemu-system-mipsel curl \
5        xz-utils patch
6
7RUN mkdir /toolchain
8
9# Linux kernel version: 5.4.154
10# See build_dir/target-mipsel_mips32_musl/linux-brcm47xx_generic/linux-5.4.154
11# Musl version: 1.1.24
12# See staging_dir/toolchain-mipsel_mips32_gcc-8.4.0_musl/info.mk
13RUN curl --retry 5 -L https://downloads.openwrt.org/releases/21.02.1/targets/bcm47xx/generic/openwrt-sdk-21.02.1-bcm47xx-generic_gcc-8.4.0_musl.Linux-x86_64.tar.xz | \
14    tar xJf - -C /toolchain --strip-components=1
15
16# See https://lkml.org/lkml/2014/3/14/269
17COPY sysinfo_guard.patch /toolchain
18RUN patch /toolchain/staging_dir/toolchain-mipsel_mips32_gcc-8.4.0_musl/include/linux/kernel.h </toolchain/sysinfo_guard.patch
19
20ENV PATH=$PATH:/rust/bin:/toolchain/staging_dir/toolchain-mipsel_mips32_gcc-8.4.0_musl/bin \
21    STAGING_DIR=/toolchain/staging_dir \
22    CC_mipsel_unknown_linux_musl=mipsel-openwrt-linux-musl-gcc \
23    CARGO_TARGET_MIPSEL_UNKNOWN_LINUX_MUSL_LINKER=mipsel-openwrt-linux-musl-gcc \
24    CARGO_TARGET_MIPSEL_UNKNOWN_LINUX_MUSL_RUNNER="qemu-mipsel -L /toolchain/staging_dir/toolchain-mipsel_mips32_gcc-8.4.0_musl" \
25    RUSTFLAGS="-L /toolchain/staging_dir/toolchain-mipsel_mips32_gcc-8.4.0_musl/lib"
26