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Created April 2, 2019 23:14
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Building a GCC 8 Cross Compiler for ARMv6 (Raspberry Pi)
Raw
build.sh
docker build -f Dockerfile --network=host -t gcc8-rpi-zero .
Raw
Dockerfile
# https://solarianprogrammer.com/2018/05/06/building-gcc-cross-compiler-raspberry-pi/
# Ubuntu 18.04 at the time of writing (2019-04-02)
FROM ubuntu:latest
# Install some tools and compilers + clean up
RUN apt-get update && \
apt-get install -y git wget gcc-8 g++-8 cmake gdb gdbserver bzip2 && \
apt-get clean autoclean && \
apt-get autoremove -y && \
rm -rf /var/lib/apt/lists/*
# Use GCC 8 as the default
RUN update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-8 999 \
&& update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-8 999 \
&& update-alternatives --install /usr/bin/cc cc /usr/bin/gcc-8 999 \
&& update-alternatives --install /usr/bin/c++ c++ /usr/bin/g++-8 999
# Add a user called `develop`
RUN useradd -ms /bin/bash develop
RUN echo "develop ALL=(ALL:ALL) ALL" >> /etc/sudoers
WORKDIR /home/develop
# Download and extract GCC
RUN wget https://ftp.gnu.org/gnu/gcc/gcc-8.3.0/gcc-8.3.0.tar.xz && \
tar xf gcc-8.3.0.tar.xz && \
rm gcc-8.3.0.tar.xz
# Download and extract LibC
RUN wget https://ftp.gnu.org/gnu/libc/glibc-2.29.tar.bz2 && \
tar xjf glibc-2.29.tar.bz2 && \
rm glibc-2.29.tar.bz2
# Download and extract BinUtils
RUN wget https://ftp.gnu.org/gnu/binutils/binutils-2.32.tar.bz2 && \
tar xjf binutils-2.32.tar.bz2 && \
rm binutils-2.32.tar.bz2
# Download the GCC prerequisites
RUN cd gcc-8.3.0 && contrib/download_prerequisites && rm *.tar.*
# Build BinUtils
RUN mkdir -p /opt/cross-pi-gcc
WORKDIR /home/develop/build-binutils
RUN ../binutils-2.32/configure \
--prefix=/opt/cross-pi-gcc --target=arm-linux-gnueabihf \
--with-arch=armv6 --with-fpu=vfp --with-float=hard \
--disable-multilib
RUN make -j$(nproc)
RUN make install
# Build the first part of GCC
WORKDIR /home/develop/build-gcc
RUN ../gcc-8.3.0/configure \
--prefix=/opt/cross-pi-gcc \
--target=arm-linux-gnueabihf \
--enable-languages=c,c++,fortran \
--with-arch=armv6 --with-fpu=vfp --with-float=hard \
--disable-multilib
RUN make -j$(nproc) all-gcc
RUN make install-gcc
ENV PATH=/opt/cross-pi-gcc/bin:${PATH}
# Install dependencies
RUN apt-get update && \
apt-get install -y gawk bison python3 && \
apt-get clean autoclean && \
apt-get autoremove -y && \
rm -rf /var/lib/apt/lists/*
# Download and install the Linux headers
WORKDIR /home/develop
RUN git clone --depth=1 https://github.com/raspberrypi/linux
WORKDIR /home/develop/linux
ENV KERNEL=kernel7
RUN make ARCH=arm INSTALL_HDR_PATH=/opt/cross-pi-gcc/arm-linux-gnueabihf headers_install
# Build GLIBC
WORKDIR /home/develop/build-glibc
RUN ../glibc-2.29/configure \
--prefix=/opt/cross-pi-gcc/arm-linux-gnueabihf \
--build=$MACHTYPE --host=arm-linux-gnueabihf --target=arm-linux-gnueabihf \
--with-arch=armv6 --with-fpu=vfp --with-float=hard \
--with-headers=/opt/cross-pi-gcc/arm-linux-gnueabihf/include \
--disable-multilib libc_cv_forced_unwind=yes
RUN make install-bootstrap-headers=yes install-headers
RUN make -j8 csu/subdir_lib
RUN install csu/crt1.o csu/crti.o csu/crtn.o /opt/cross-pi-gcc/arm-linux-gnueabihf/lib
RUN arm-linux-gnueabihf-gcc -nostdlib -nostartfiles -shared -x c /dev/null \
-o /opt/cross-pi-gcc/arm-linux-gnueabihf/lib/libc.so
RUN touch /opt/cross-pi-gcc/arm-linux-gnueabihf/include/gnu/stubs.h
# Continue building GCC
WORKDIR /home/develop/build-gcc
RUN make -j$(nproc) all-target-libgcc
RUN make install-target-libgcc
# Finish building GLIBC
WORKDIR /home/develop/build-glibc
RUN make -j$(nproc)
RUN make install
# Finish building GCC
WORKDIR /home/develop/build-gcc
RUN make -j$(nproc)
RUN make install
USER develop
Raw
run.sh
docker run -it gcc8-rpi-zero bash
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