FROM docker.io/debian:bookworm AS toolchain
RUN apt update && apt upgrade -y
RUN apt install -y \
  build-essential \
  git autoconf \
  automake \
  autotools-dev \
  libncurses5-dev \
  gperf \
  bison \
  flex \
  texinfo \
  help2man \
  gawk \
  wget \
  subversion \
  bzip2 \
  libtool-bin \
  unzip
RUN mkdir -p /ctng
WORKDIR /ctng
# crosstool-ng doesn't want to run as root
RUN useradd -ms /bin/bash builder
RUN chown -R builder:builder /ctng
USER builder
RUN git clone https://github.com/crosstool-ng/crosstool-ng
WORKDIR /ctng/crosstool-ng
COPY no-ulimit.patch .
RUN git apply no-ulimit.patch
RUN ./bootstrap && \
  ./configure --enable-local && \
  make -j$(nproc)
RUN ./ct-ng riscv32-unknown-elf
RUN ./ct-ng build


FROM docker.io/debian:bookworm AS qemu
RUN apt update && apt upgrade -y
RUN apt install -y \
  build-essential \
  git \
  python3 python3-pip python3-venv \
  python3-sphinx \
  libglib2.0-dev \
  libfdt-dev \
  libpixman-1-dev \
  zlib1g-dev \
  ninja-build \
  libnfs-dev \
  libiscsi-dev
RUN mkdir -p /qemu
WORKDIR /qemu
RUN git clone https://git.imp.fu-berlin.de/projekt-telematik-ss23-qemu/risc-v-qemu.git && \
   cd risc-v-qemu && \
   git checkout esp32_c3_bringup && \
   mkdir -p build && cd build && \
   ../configure --prefix=/usr/local/ --target-list=riscv32-softmmu && \
   make -j$(nproc) && \
   make install


FROM docker.io/debian:bookworm AS bootrom
RUN apt update && apt upgrade -y
RUN apt install -y ca-certificates wget
RUN cd /tmp && \
  wget https://github.com/espressif/esp-rom-elfs/releases/download/20230320/esp-rom-elfs-20230320.tar.gz && \
  tar -xvf esp-rom-elfs-20230320.tar.gz && \
  mkdir -p /bootrom && \
  cp /tmp/esp32c3_rev3_rom.elf /bootrom/
  


FROM docker.io/debian:bookworm AS final
# Install qemu's runtime deps
RUN apt update && apt upgrade -y
RUN apt install -y libpixman-1-0 libfdt1 libglib2.0-0 libiscsi7 libnfs13
# Install additional developer tools
RUN apt install -y gdb-multiarch make
COPY --from=qemu /usr/local /usr/local
COPY --from=toolchain /home/builder/x-tools/riscv32-unknown-elf/* /usr/local/bin/
# Install boot ROM for board
COPY --from=bootrom /bootrom /bootrom
# Converting this from the ELF requires a patched esptool, so just copy it from our repo
COPY esp32c3_rev3_rom.bin /bootrom

WORKDIR /work