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#
# Docker cross-compiler target
#
# This docker target builds on the debian stretch base image,
# using a prebuilt toolchains for Xtensa cores from:
# https://github.com/foss-xtensa/toolchain/releases
#
FROM debian:stretch-slim
RUN apt-get update && \
DEBIAN_FRONTEND=noninteractive apt install -yy eatmydata && \
DEBIAN_FRONTEND=noninteractive eatmydata \
apt-get install -y --no-install-recommends \
build-essential \
ca-certificates \
curl \
gettext \
git \
python3-minimal
ENV CPU_LIST dc232b dc233c de233_fpu dsp3400
ENV TOOLCHAIN_RELEASE 2020.07
RUN for cpu in $CPU_LIST; do \
curl -#SL http://github.com/foss-xtensa/toolchain/releases/download/$TOOLCHAIN_RELEASE/x86_64-$TOOLCHAIN_RELEASE-xtensa-$cpu-elf.tar.gz \
| tar -xzC /opt; \
done
ENV PATH $PATH:/opt/$TOOLCHAIN_RELEASE/xtensa-dc232b-elf/bin:/opt/$TOOLCHAIN_RELEASE/xtensa-dc233c-elf/bin:/opt/$TOOLCHAIN_RELEASE/xtensa-de233_fpu-elf/bin:/opt/$TOOLCHAIN_RELEASE/xtensa-dsp3400-elf/bin
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