Jetpack/nvbuild.sh

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#!/bin/bash
# Copyright (c) 2019, NVIDIA CORPORATION. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of NVIDIA CORPORATION nor the names of its
# contributors may be used to endorse or promote products derived
# from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
# OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# This script builds kernel sources in this directory.
# Usage: ./${SCRIPT_NAME}.sh [OPTIONS]
set -e
SCRIPT_DIR="$(dirname $(readlink -f "${0}"))"
SCRIPT_NAME="$(basename "${0}")"
source "${SCRIPT_DIR}/nvcommon_build.sh"
function usage {
cat <<EOM
Usage: ./${SCRIPT_NAME} [OPTIONS]
This script builds kernel sources in this directory.
It supports following options.
OPTIONS:
-h Displays this help
-o <outdir> Creates kernel build output in <outdir>
EOM
}
# parse input parameters
function parse_input_param {
while [ $# -gt 0 ]; do
case ${1} in
-h)
usage
exit 0
;;
-o)
KERNEL_OUT_DIR="${2}"
shift 2
;;
*)
echo "Error: Invalid option ${1}"
usage
exit 1
;;
esac
done
}
function build_arm64_kernel_sources {
kernel_version="${1}"
echo "Building kernel-${kernel_version} sources"
build_dir="${BUILD_DIR}/kernel_build"
rm -rf "${build_dir}"
# execute building steps
source_dir="${SCRIPT_DIR}/kernel/kernel-${kernel_version}/"
config_file="tegra_defconfig"
tegra_kernel_out="${source_dir}"
if [ ! -z "${KERNEL_OUT_DIR}" ] ; then
O_OPT=(-O "${KERNEL_OUT_DIR}")
tegra_kernel_out="${KERNEL_OUT_DIR}"
else
O_OPT=()
fi
"${MAKE_BIN}" -C "${source_dir}" ARCH=arm64 \
LOCALVERSION="-tegra" \
CROSS_COMPILE="${CROSS_COMPILE_AARCH64}" \
"${O_OPT[@]}" "${config_file}"
"${MAKE_BIN}" -C "${source_dir}" ARCH=arm64 \
LOCALVERSION="-tegra" \
CROSS_COMPILE="${CROSS_COMPILE_AARCH64}" \
"${O_OPT[@]}" -j"${NPROC}" \
--output-sync=target zImage
"${MAKE_BIN}" -C "${source_dir}" ARCH=arm64 \
LOCALVERSION="-tegra" \
CROSS_COMPILE="${CROSS_COMPILE_AARCH64}" \
"${O_OPT[@]}" -j"${NPROC}" \
--output-sync=target dtbs
"${MAKE_BIN}" -C "${source_dir}" ARCH=arm64 \
LOCALVERSION="-tegra" \
CROSS_COMPILE="${CROSS_COMPILE_AARCH64}" \
"${O_OPT[@]}" -j"${NPROC}" \
--output-sync=target modules
image="${tegra_kernel_out}/arch/arm64/boot/Image"
if [ ! -f "${image}" ]; then
echo "Error: Missing kernel image ${image}"
exit 1
fi
echo "Kernel sources compiled successfully."
}
parse_input_param $@
# Compile kernel sources for "arm64"
build_arm64_kernel_sources "4.9"