#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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#
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# buildtar 0.0.5
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#
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# (C) 2004-2006 by Jan-Benedict Glaw <jbglaw@lug-owl.de>
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#
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# This script is used to compile a tarball from the currently
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# prepared kernel. Based upon the builddeb script from
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# Wichert Akkerman <wichert@wiggy.net>.
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#
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set -e
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#
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# Some variables and settings used throughout the script
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#
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tmpdir="${objtree}/tar-install"
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tarball="${objtree}/linux-${KERNELRELEASE}-${ARCH}.tar"
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#
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# Figure out how to compress, if requested at all
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#
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case "${1}" in
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dir-pkg|tar-pkg)
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opts=
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;;
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targz-pkg)
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opts="-I ${KGZIP}"
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tarball=${tarball}.gz
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;;
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tarbz2-pkg)
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opts="-I ${KBZIP2}"
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tarball=${tarball}.bz2
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;;
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tarxz-pkg)
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opts="-I ${XZ}"
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tarball=${tarball}.xz
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;;
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*)
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echo "Unknown tarball target \"${1}\" requested, please add it to ${0}." >&2
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exit 1
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;;
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esac
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#
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# Clean-up and re-create the temporary directory
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#
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rm -rf -- "${tmpdir}"
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mkdir -p -- "${tmpdir}/boot"
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dirs=boot
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#
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# Try to install dtbs
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#
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if grep -q '^CONFIG_OF_EARLY_FLATTREE=y' include/config/auto.conf; then
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# Only some architectures with OF support have this target
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if [ -d "${srctree}/arch/${SRCARCH}/boot/dts" ]; then
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$MAKE ARCH="${ARCH}" -f ${srctree}/Makefile INSTALL_DTBS_PATH="${tmpdir}/boot/dtbs/${KERNELRELEASE}" dtbs_install
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fi
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fi
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#
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# Try to install modules
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#
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if grep -q '^CONFIG_MODULES=y' include/config/auto.conf; then
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make ARCH="${ARCH}" -f ${srctree}/Makefile INSTALL_MOD_PATH="${tmpdir}" modules_install
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dirs="$dirs lib"
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fi
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#
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# Install basic kernel files
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#
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cp -v -- "${objtree}/System.map" "${tmpdir}/boot/System.map-${KERNELRELEASE}"
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cp -v -- "${KCONFIG_CONFIG}" "${tmpdir}/boot/config-${KERNELRELEASE}"
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cp -v -- "${objtree}/vmlinux" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
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#
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# Install arch-specific kernel image(s)
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#
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case "${ARCH}" in
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x86|i386|x86_64)
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[ -f "${objtree}/arch/x86/boot/bzImage" ] && cp -v -- "${objtree}/arch/x86/boot/bzImage" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
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;;
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alpha)
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[ -f "${objtree}/arch/alpha/boot/vmlinux.gz" ] && cp -v -- "${objtree}/arch/alpha/boot/vmlinux.gz" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
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;;
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parisc*)
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[ -f "${KBUILD_IMAGE}" ] && cp -v -- "${KBUILD_IMAGE}" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
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[ -f "${objtree}/lifimage" ] && cp -v -- "${objtree}/lifimage" "${tmpdir}/boot/lifimage-${KERNELRELEASE}"
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;;
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mips)
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if [ -f "${objtree}/arch/mips/boot/compressed/vmlinux.bin" ]; then
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cp -v -- "${objtree}/arch/mips/boot/compressed/vmlinux.bin" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
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elif [ -f "${objtree}/arch/mips/boot/compressed/vmlinux.ecoff" ]; then
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cp -v -- "${objtree}/arch/mips/boot/compressed/vmlinux.ecoff" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
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elif [ -f "${objtree}/arch/mips/boot/compressed/vmlinux.srec" ]; then
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cp -v -- "${objtree}/arch/mips/boot/compressed/vmlinux.srec" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
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elif [ -f "${objtree}/vmlinux.32" ]; then
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cp -v -- "${objtree}/vmlinux.32" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
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elif [ -f "${objtree}/vmlinux.64" ]; then
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cp -v -- "${objtree}/vmlinux.64" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
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elif [ -f "${objtree}/arch/mips/boot/vmlinux.bin" ]; then
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cp -v -- "${objtree}/arch/mips/boot/vmlinux.bin" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
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elif [ -f "${objtree}/arch/mips/boot/vmlinux.ecoff" ]; then
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cp -v -- "${objtree}/arch/mips/boot/vmlinux.ecoff" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
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elif [ -f "${objtree}/arch/mips/boot/vmlinux.srec" ]; then
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cp -v -- "${objtree}/arch/mips/boot/vmlinux.srec" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
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elif [ -f "${objtree}/vmlinux" ]; then
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cp -v -- "${objtree}/vmlinux" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
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fi
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;;
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arm64)
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for i in Image.bz2 Image.gz Image.lz4 Image.lzma Image.lzo ; do
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if [ -f "${objtree}/arch/arm64/boot/${i}" ] ; then
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cp -v -- "${objtree}/arch/arm64/boot/${i}" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
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break
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fi
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done
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;;
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*)
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[ -f "${KBUILD_IMAGE}" ] && cp -v -- "${KBUILD_IMAGE}" "${tmpdir}/boot/vmlinux-kbuild-${KERNELRELEASE}"
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echo "" >&2
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echo '** ** ** WARNING ** ** **' >&2
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echo "" >&2
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echo "Your architecture did not define any architecture-dependent files" >&2
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echo "to be placed into the tarball. Please add those to ${0} ..." >&2
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echo "" >&2
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sleep 5
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;;
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esac
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if [ "${1}" = dir-pkg ]; then
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echo "Kernel tree successfully created in $tmpdir"
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exit 0
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fi
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#
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# Create the tarball
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#
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if tar --owner=root --group=root --help >/dev/null 2>&1; then
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opts="$opts --owner=root --group=root"
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fi
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tar cf $tarball -C $tmpdir $opts $dirs
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echo "Tarball successfully created in $tarball"
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exit 0
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