initial commit

Signed-off-by: Anders Roxell <anders.roxell@linaro.org>

2 files changed, 88 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..dd38fa2
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+*.tar*
diff --git a/install-toolchain.sh b/install-toolchain.sh
new file mode 100755
index 0000000..81d4e0a
--- /dev/null
+++ b/install-toolchain.sh
@@ -0,0 +1,87 @@
+#!/bin/bash
+
+TOOLCHAIN_RELEASE="${TOOLCHAIN_RELEASE:-2016.11-rc2}"
+exact_toolchain_version="6.2-${TOOLCHAIN_RELEASE}"
+exact_toolchain_version_filename="6.2.1-${TOOLCHAIN_RELEASE}"
+toolchain_base_url="http://snapshots.linaro.org/components/toolchain/binaries"
+ARCH=arm64
+
+usage()
+{
+    echo -e "\ta, ARCH, default: ${ARCH}"
+    echo -e "\tr, TOOLCHAIN_RELEASE: set toolchain release, default: ${TOOLCHAIN_RELEASE}"
+    echo -e "\t\t\t   Only used when ARCH is given!"
+    echo -e "\t\t\t   Linaros toolchain releases are located here:"
+    echo -e "\t\t\t   ${toolchain_base_url}/${exact_toolchain_version}/"
+}
+
+find_toolchain_to_download()
+{
+    toolchain_url="${toolchain_base_url}/${exact_toolchain_version}/arm-linux-gnueabihf/gcc-linaro-${exact_toolchain_version_filename}-x86_64_arm-linux-gnueabihf.tar.xz"
+    [[ ${ARCH} == "arm64" ]] && toolchain_url="${toolchain_base_url}/${exact_toolchain_version}/aarch64-linux-gnu/gcc-linaro-${exact_toolchain_version_filename}-x86_64_aarch64-linux-gnu.tar.xz"
+    echo $toolchain_url
+    export tcbindir="${tcbindir:-$HOME/$ARCH-tc-${TOOLCHAIN_RELEASE}/bin}"
+    mkdir -p $(dirname ${tcbindir})
+}
+
+install_custom_toolchain()
+{
+    test -d ${tcbindir} && return 0
+    test -z "${toolchain_url}" && return 0
+    toolchain=`basename ${toolchain_url}`
+    test -f ${toolchain} || curl -sSOL ${toolchain_url}
+    mkdir -p `dirname ${tcbindir}`
+    unxz ${toolchain}
+    toolchain=${toolchain%.xz}
+    tar --strip-components=1 -C `dirname ${tcbindir}` -xf ${toolchain}
+    if [[ $? -ne 0 ]]; then
+        echo "NO toolchain to extract..."
+        exit 1
+    fi
+}
+
+setup_compiler_prefix()
+{
+    export PATH="${tcbindir}:$PATH"
+    if [ "${ARCH}" = "arm" ]; then
+      compiler_prefix="arm-linux-gnueabihf"
+    elif [ "$ARCH" = "arm64" ]; then
+      compiler_prefix="aarch64-linux-gnu"
+    fi
+
+    [[ -n ${compiler_prefix} ]] && export CROSS_COMPILE=${compiler_prefix}-
+}
+
+toolchain_prepare()
+{
+    [[ -z ${ARCH} ]] && return
+    [[ ${ARCH} == "x86_32" ]] && return
+
+    find_toolchain_to_download
+    install_custom_toolchain
+    setup_compiler_prefix
+    [[ -n ${compiler_prefix} ]] && export CROSS_HOST="--host=${compiler_prefix}"
+}
+
+tc_cleanup(){
+        rm -rf ${ROOT_DIR}/gcc-linaro-*
+}
+
+while getopts "a:r:h" arg; do
+    case $arg in
+        a)
+            ARCH="$OPTARG"
+            ;;
+        r)
+            TOOLCHAIN_RELEASE="$OPTARG"
+            ;;
+        h)
+            usage
+            exit 0
+            ;;
+    esac
+done
+
+toolchain_prepare
+
+## vim: set ft=sh sw=4 sts=4 et foldmethod=syntax : ##