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authorDamjan Marion <damarion@cisco.com>2021-10-31 19:47:23 +0100
committerDamjan Marion <damarion@cisco.com>2022-04-05 12:33:48 +0200
commita117c01c2b4d6903154edbe52abba497ef2dd2b4 (patch)
tree0bc39a68b1b695c73435763470be4c9f7e2cb4d3
parent8bea589cfe0fca1a6f560e16ca66a4cf199041a2 (diff)
build: ./configure basic cross-compilation support
$ sudo dpkg --add-architecture arm64 [update APT sources.list] $ sudo apt install qemu crossbuild-essential-arm64 libssl-dev:arm64 libuuid1:arm64 libnl-3-dev:arm64 libnl-route-3-dev:arm64 $ ./configure -w -a aarch64 $ ninja $ uname -m x86_64 $ bin/vpp unix interactive _______ _ _ _____ ___ __/ __/ _ \ (_)__ | | / / _ \/ _ \ _/ _// // / / / _ \ | |/ / ___/ ___/ /_/ /____(_)_/\___/ |___/_/ /_/ vpp# show cpu Model name: armv8 Microarch model (family): unknown (implementer 0x55 part 0x32c PASS 89.1519459600) Flags: fp asimd aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm jscvt fcma lrcpc dcpop sha3 sm3 sm4 asimddp sha512 sve Base frequency: .06 GHz vpp# Type: make Change-Id: Ib8bf2c7e38f109db42225db2e3182ceb8871baaf Signed-off-by: Damjan Marion <damarion@cisco.com>
-rwxr-xr-xconfigure50
1 files changed, 38 insertions, 12 deletions
diff --git a/configure b/configure
index 978b71e5c61..d1a356e46a2 100755
--- a/configure
+++ b/configure
@@ -8,8 +8,11 @@ set -o pipefail -o errtrace -o nounset -o errexit
build_dir=.
install_dir=/usr/local
build_type=release
-prefix_path=/opt/vpp/external/$(uname -m)/
src_dir="$(dirname "$(readlink -f "$0")")"
+host_arch=$(uname -m)
+arch=${host_arch}
+wipe=no
+args=()
help()
{
@@ -20,6 +23,7 @@ USAGE: ${0} [options]
OPTIONS:
--help, -h This help
+ --arch, -a Cross-compile for specified target architecture (aarch64, riscv64, i386, ...)
--build-dir, -b Build directory
--install-dir, -i Install directory
--build-type, -t Build type (release, debug, ...)
@@ -42,6 +46,15 @@ while (( "$#" )); do
exit 1
fi
;;
+ -a|--arch)
+ if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
+ arch=$2
+ shift 2
+ else
+ echo "Error: Argument for $1 is missing" >&2
+ exit 1
+ fi
+ ;;
-i|--install-dir)
if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
install_dir=$2
@@ -61,8 +74,8 @@ while (( "$#" )); do
fi
;;
-w|--wipe)
- git clean -fdx --exclude=startup.\*
- exit 1
+ wipe=yes
+ shift 1
;;
-*|--*=) # unsupported flags
echo "Error: Unsupported flag $1" >&2
@@ -75,16 +88,29 @@ while (( "$#" )); do
esac
done
-cmake \
- -G Ninja \
- -S ${src_dir}/src \
- -B ${build_dir} \
- -DCMAKE_PREFIX_PATH=${prefix_path} \
- -DCMAKE_INSTALL_PREFIX=${install_dir} \
- -DCMAKE_EXPORT_COMPILE_COMMANDS:BOOL=ON \
- -DCMAKE_BUILD_TYPE:STRING=${build_type}
+if [ "${arch}" != "${host_arch}" ] ; then
+ args+=("-DCMAKE_SYSTEM_NAME=Linux")
+ args+=("-DCMAKE_SYSTEM_PROCESSOR=${arch}")
+ args+=("-DCMAKE_C_COMPILER=clang")
+ args+=("-DCMAKE_C_COMPILER_TARGET=${arch}-linux-gnu")
+ args+=("-DCMAKE_ASM_COMPILER_TARGET=${arch}-linux-gnu")
+ args+=("-DCMAKE_FIND_ROOT_PATH=/usr/${arch}-linux-gnu")
+ args+=("-DCMAKE_FIND_ROOT_PATH_MODE_PROGRAM=NEVER")
+ args+=("-DCMAKE_FIND_ROOT_PATH_MODE_LIBRARY=BOTH")
+ args+=("-DCMAKE_FIND_ROOT_PATH_MODE_INCLUDE=BOTH")
+ args+=("-DCMAKE_FIND_ROOT_PATH_MODE_PACKAGE=ONLY")
+fi
- cat << __EOF__
+args+=("-DCMAKE_PREFIX_PATH=/opt/vpp/external/${arch}")
+args+=("-DCMAKE_EXPORT_COMPILE_COMMANDS:BOOL=ON")
+args+=("-DCMAKE_INSTALL_PREFIX=${install_dir}")
+args+=("-DCMAKE_BUILD_TYPE:STRING=${build_type}")
+
+[ "${wipe}" == "yes" ] && git clean -fdx --exclude=startup.\*
+
+cmake ${args[@]} -G Ninja -S ${src_dir}/src -B ${build_dir}
+
+cat << __EOF__
Useful build commands: