1#!/bin/bash 2set -u -e 3 4BASENAME=arm-gnu-toolchain 5VER=${VER:-12.2.rel1} 6HOST_ARCH=${HOST_ARCH:-$(uname -m)} 7 8DOWNLOAD_DIR=$1 9TOOLCHAIN_DIR=$2 10TOOLCHAIN_LINK_DIR=$3 11 12# These should be already created by .gitlab-ci.yml, but do here if run outside of that env 13mkdir -p $DOWNLOAD_DIR $TOOLCHAIN_DIR $TOOLCHAIN_LINK_DIR 14 15download() { 16 TRIPLE=$1 17 URL=https://developer.arm.com/-/media/Files/downloads/gnu/$VER/binrel/$BASENAME-$VER-$HOST_ARCH-$TRIPLE.tar.xz 18 wget -P $DOWNLOAD_DIR -nc $URL 19} 20 21if [ $HOST_ARCH = "aarch64" ]; then 22 # AArch64 Linux hosted cross compilers 23 24 # AArch32 target with hard float 25 download arm-none-linux-gnueabihf 26elif [ $HOST_ARCH = "x86_64" ]; then 27 # x86_64 Linux hosted cross compilers 28 29 # AArch32 target with hard float 30 download arm-none-linux-gnueabihf 31 32 # AArch64 GNU/Linux target 33 download aarch64-none-linux-gnu 34else 35 echo "ERROR - Unknown build arch of $HOST_ARCH" 36 exit 1 37fi 38 39for i in arm aarch64; do 40 if [ ! -d $TOOLCHAIN_DIR/$BASENAME-$VER-$HOST_ARCH-$i-none-linux-gnu*/ ]; then 41 if [ ! -f $DOWNLOAD_DIR/$BASENAME-$VER-$HOST_ARCH-$i-none-linux-gnu*.tar.xz ]; then 42 continue 43 fi 44 45 tar -C $TOOLCHAIN_DIR -axvf $DOWNLOAD_DIR/$BASENAME-$VER-$HOST_ARCH-$i-none-linux-gnu*.tar.xz 46 fi 47 48 # Setup a link for the toolchain to use local to the building machine (e.g., not in a shared location) 49 ln -s $TOOLCHAIN_DIR/$BASENAME-$VER-$HOST_ARCH-$i-none-linux-gnu* $TOOLCHAIN_LINK_DIR/$i 50done 51