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#!/bin/bash
set -u
HOST_ARCH=$(uname -m)
VER="10.2-2020.11"
DOWNLOAD_DIR=$1
TOOLCHAIN_DIR=$2
# These should be already created by .bitlab-ci.yml, but do here if run outside of that env
mkdir -p $DOWNLOAD_DIR $TOOLCHAIN_DIR
if [ $HOST_ARCH = "aarch64" ]; then
#AArch64 Linux hosted cross compilers
#AArch32 target with hard float (arm-none-linux-gnueabihf)
wget -P $DOWNLOAD_DIR -nc https://developer.arm.com/-/media/Files/downloads/gnu-a/$VER/binrel/gcc-arm-$VER-$HOST_ARCH-arm-none-linux-gnueabihf.tar.xz
elif [ $HOST_ARCH = "x86_64" ]; then
#x86_64 Linux hosted cross compilers
#AArch32 target with hard float (arm-linux-none-gnueabihf)
wget -P $DOWNLOAD_DIR -nc https://developer.arm.com/-/media/Files/downloads/gnu-a/$VER/binrel/gcc-arm-$VER-$HOST_ARCH-arm-none-linux-gnueabihf.tar.xz
#AArch64 GNU/Linux target (aarch64-none-linux-gnu)
wget -P $DOWNLOAD_DIR -nc https://developer.arm.com/-/media/Files/downloads/gnu-a/$VER/binrel/gcc-arm-$VER-$HOST_ARCH-aarch64-none-linux-gnu.tar.xz
#AArch64 GNU/Linux target (aarch64_be-none-linux-gnu)
wget -P $DOWNLOAD_DIR -nc https://developer.arm.com/-/media/Files/downloads/gnu-a/$VER/binrel/gcc-arm-$VER-$HOST_ARCH-aarch64_be-none-linux-gnu.tar.xz
else
echo "ERROR - Unknown build arch of $HOST_ARCH"
exit 1
fi
for i in arm aarch64 aarch64_be; do
if [ ! -f $DOWNLOAD_DIR/gcc-arm-$VER-$HOST_ARCH-$i-none-linux-gnu*.tar.xz ]; then
continue
fi
if [ -d $TOOLCHAIN_DIR/$i ]; then
echo "$TOOLCHAIN_DIR/$i EXISTS!"
MANIFEST=$(ls $TOOLCHAIN_DIR/$i | grep txt)
if [[ $MANIFEST != $VER-$HOST_ARCH-$i-none-linux-gnu*.txt ]]; then
echo "Removing old $MANIFEST for $VER-$HOST_ARCH-$i-*.txt toolchain"
rm -rf $TOOLCHAIN_DIR/$i
fi
fi
if [ ! -d $TOOLCHAIN_DIR/$i ]; then
tar -C $TOOLCHAIN_DIR -axvf $DOWNLOAD_DIR/gcc-arm-$VER-$HOST_ARCH-$i-none-linux-gnu*.tar.xz
mv $TOOLCHAIN_DIR/gcc-arm-$VER-$HOST_ARCH-$i-none-linux-gnu*/ $TOOLCHAIN_DIR/$i
fi
done
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