2 # Docker cross-compiler target
4 # This docker target builds on the debian stretch base image,
5 # using a prebuilt toolchains for Xtensa cores from:
6 # https://github.com/foss-xtensa/toolchain/releases
8 FROM docker.io/library/debian:stretch-slim
10 RUN apt-get update && \
11 DEBIAN_FRONTEND=noninteractive apt install -yy eatmydata && \
12 DEBIAN_FRONTEND=noninteractive eatmydata \
13 apt-get install -y --no-install-recommends \
21 ENV CPU_LIST dc232b dc233c de233_fpu dsp3400
22 ENV TOOLCHAIN_RELEASE 2020.07
24 RUN for cpu in $CPU_LIST; do \
25 curl -#SL http://github.com/foss-xtensa/toolchain/releases/download/$TOOLCHAIN_RELEASE/x86_64-$TOOLCHAIN_RELEASE-xtensa-$cpu-elf.tar.gz \
29 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