300 lines
11 KiB
Makefile
300 lines
11 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0-or-later
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# Copyright (C) 2009-2016 Stephan Raue (stephan@openelec.tv)
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# Copyright (C) 2017-present Team LibreELEC (https://libreelec.tv)
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# Copyright (C) 2021-present 351ELEC (https://github.com/351ELEC)
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# Copyright (C) 2022-present Fewtarius
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# Copyright (C) 2022-present Brooksytech
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PKG_NAME="linux"
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PKG_LICENSE="GPL"
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PKG_SITE="https://github.com/JustEnoughLinuxOS"
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PKG_DEPENDS_HOST="ccache:host rsync:host openssl:host"
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PKG_DEPENDS_TARGET="toolchain linux:host cpio:host kmod:host xz:host lz4:host wireless-regdb keyutils util-linux binutils ncurses openssl:host initramfs ${KERNEL_EXTRA_DEPENDS_TARGET}"
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PKG_DEPENDS_INIT="toolchain"
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PKG_NEED_UNPACK="${LINUX_DEPENDS} $(get_pkg_directory busybox)"
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PKG_LONGDESC="This package builds the kernel for Rockchip devices"
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PKG_IS_KERNEL_PKG="yes"
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PKG_STAMP="${KERNEL_TARGET} ${KERNEL_MAKE_EXTRACMD}"
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PKG_PATCH_DIRS+="${DEVICE}"
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case ${DEVICE} in
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RK3588)
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PKG_VERSION="9469ea8bd5ed"
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PKG_URL="${PKG_SITE}/rk358x-kernel.git"
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GET_HANDLER_SUPPORT="git"
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PKG_GIT_CLONE_BRANCH="main"
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;;
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RK3566)
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PKG_URL="${PKG_SITE}/rk356x-kernel.git"
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PKG_VERSION="5aef2e6"
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GET_HANDLER_SUPPORT="git"
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PKG_GIT_CLONE_BRANCH="main"
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;;
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esac
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PKG_KERNEL_CFG_FILE=$(kernel_config_path) || die
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if [ -n "${KERNEL_TOOLCHAIN}" ]; then
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PKG_DEPENDS_HOST="${PKG_DEPENDS_HOST} gcc-${KERNEL_TOOLCHAIN}:host"
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PKG_DEPENDS_TARGET="${PKG_DEPENDS_TARGET} gcc-${KERNEL_TOOLCHAIN}:host"
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HEADERS_ARCH=${TARGET_ARCH}
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fi
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if [ "${PKG_BUILD_PERF}" != "no" ] && grep -q ^CONFIG_PERF_EVENTS= ${PKG_KERNEL_CFG_FILE} ; then
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PKG_BUILD_PERF="yes"
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PKG_DEPENDS_TARGET="${PKG_DEPENDS_TARGET} elfutils libunwind zlib openssl"
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fi
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if [ "${TARGET_ARCH}" = "x86_64" ]; then
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PKG_DEPENDS_TARGET="${PKG_DEPENDS_TARGET} intel-ucode:host kernel-firmware elfutils:host pciutils"
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fi
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if [[ "${KERNEL_TARGET}" = uImage* ]]; then
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PKG_DEPENDS_TARGET="${PKG_DEPENDS_TARGET} u-boot-tools:host"
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fi
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post_patch() {
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cp ${PKG_KERNEL_CFG_FILE} ${PKG_BUILD}/.config
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sed -i -e "s|^CONFIG_INITRAMFS_SOURCE=.*$|CONFIG_INITRAMFS_SOURCE=\"${BUILD}/image/initramfs.cpio\"|" ${PKG_BUILD}/.config
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sed -i -e '/^CONFIG_INITRAMFS_SOURCE=*./ a CONFIG_INITRAMFS_ROOT_UID=0\nCONFIG_INITRAMFS_ROOT_GID=0' ${PKG_BUILD}/.config
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# set default hostname based on ${DEVICE}
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sed -i -e "s|@DEVICENAME@|${DEVICE}|g" ${PKG_BUILD}/.config
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# disable swap support if not enabled
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if [ ! "${SWAP_SUPPORT}" = yes ]; then
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sed -i -e "s|^CONFIG_SWAP=.*$|# CONFIG_SWAP is not set|" ${PKG_BUILD}/.config
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fi
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# disable nfs support if not enabled
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if [ ! "${NFS_SUPPORT}" = yes ]; then
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sed -i -e "s|^CONFIG_NFS_FS=.*$|# CONFIG_NFS_FS is not set|" ${PKG_BUILD}/.config
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fi
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# disable cifs support if not enabled
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if [ ! "${SAMBA_SUPPORT}" = yes ]; then
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sed -i -e "s|^CONFIG_CIFS=.*$|# CONFIG_CIFS is not set|" ${PKG_BUILD}/.config
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fi
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# disable iscsi support if not enabled
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if [ ! "${ISCSI_SUPPORT}" = yes ]; then
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sed -i -e "s|^CONFIG_SCSI_ISCSI_ATTRS=.*$|# CONFIG_SCSI_ISCSI_ATTRS is not set|" ${PKG_BUILD}/.config
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sed -i -e "s|^CONFIG_ISCSI_TCP=.*$|# CONFIG_ISCSI_TCP is not set|" ${PKG_BUILD}/.config
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sed -i -e "s|^CONFIG_ISCSI_BOOT_SYSFS=.*$|# CONFIG_ISCSI_BOOT_SYSFS is not set|" ${PKG_BUILD}/.config
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sed -i -e "s|^CONFIG_ISCSI_IBFT_FIND=.*$|# CONFIG_ISCSI_IBFT_FIND is not set|" ${PKG_BUILD}/.config
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sed -i -e "s|^CONFIG_ISCSI_IBFT=.*$|# CONFIG_ISCSI_IBFT is not set|" ${PKG_BUILD}/.config
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fi
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# install extra dts files
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for f in ${PROJECT_DIR}/${PROJECT}/config/*-overlay.dts; do
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[ -f "${f}" ] && cp -v ${f} ${PKG_BUILD}/arch/${TARGET_KERNEL_ARCH}/boot/dts/overlays || true
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done
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if [ -n "${DEVICE}" ]; then
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for f in ${PROJECT_DIR}/${PROJECT}/devices/${DEVICE}/config/*-overlay.dts; do
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[ -f "${f}" ] && cp -v ${f} ${PKG_BUILD}/arch/${TARGET_KERNEL_ARCH}/boot/dts/overlays || true
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done
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fi
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}
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make_host() {
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:
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}
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makeinstall_host() {
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make \
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ARCH=${HEADERS_ARCH:-${TARGET_KERNEL_ARCH}} \
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HOSTCC="${TOOLCHAIN}/bin/host-gcc" \
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HOSTCXX="${TOOLCHAIN}/bin/host-g++" \
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HOSTCFLAGS="${HOST_CFLAGS}" \
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HOSTCXXFLAGS="${HOST_CXXFLAGS}" \
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HOSTLDFLAGS="${HOST_LDFLAGS}" \
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INSTALL_HDR_PATH=dest \
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headers_install
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mkdir -p ${SYSROOT_PREFIX}/usr/include
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cp -R dest/include/* ${SYSROOT_PREFIX}/usr/include
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}
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pre_make_target() {
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if [ "${TARGET_ARCH}" = "x86_64" ]; then
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# copy some extra firmware to linux tree
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mkdir -p ${PKG_BUILD}/external-firmware
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cp -a $(get_build_dir kernel-firmware)/{amdgpu,amd-ucode,i915,radeon,e100,rtl_nic} ${PKG_BUILD}/external-firmware
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cp -a $(get_build_dir intel-ucode)/intel-ucode ${PKG_BUILD}/external-firmware
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FW_LIST="$(find ${PKG_BUILD}/external-firmware \( -type f -o -type l \) \( -iname '*.bin' -o -iname '*.fw' -o -path '*/intel-ucode/*' \) | sed 's|.*external-firmware/||' | sort | xargs)"
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sed -i "s|CONFIG_EXTRA_FIRMWARE=.*|CONFIG_EXTRA_FIRMWARE=\"${FW_LIST}\"|" ${PKG_BUILD}/.config
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fi
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yes "" | kernel_make oldconfig
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# regdb (backward compatability with pre-4.15 kernels)
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if grep -q ^CONFIG_CFG80211_INTERNAL_REGDB= ${PKG_BUILD}/.config ; then
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cp $(get_build_dir wireless-regdb)/db.txt ${PKG_BUILD}/net/wireless/db.txt
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fi
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makeinstall_host
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}
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make_target() {
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if [ "${PKG_BUILD_PERF}" = "yes" ] ; then
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( cd tools/perf
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# arch specific perf build args
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case "${TARGET_ARCH}" in
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x86_64)
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PERF_BUILD_ARGS="ARCH=x86"
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;;
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aarch64)
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PERF_BUILD_ARGS="ARCH=arm64"
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;;
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*)
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PERF_BUILD_ARGS="ARCH=${TARGET_ARCH}"
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;;
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esac
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WERROR=0 \
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NO_LIBPERL=1 \
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NO_LIBPYTHON=1 \
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NO_SLANG=1 \
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NO_GTK2=1 \
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NO_LIBNUMA=1 \
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NO_LIBAUDIT=1 \
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NO_LZMA=1 \
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NO_SDT=1 \
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CROSS_COMPILE="${TARGET_PREFIX}" \
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JOBS="${CONCURRENCY_MAKE_LEVEL}" \
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make ${PERF_BUILD_ARGS}
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mkdir -p ${INSTALL}/usr/bin
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cp perf ${INSTALL}/usr/bin
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)
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fi
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( cd ${ROOT}
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rm -rf ${BUILD}/initramfs
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${SCRIPTS}/install initramfs
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)
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pkg_lock_status "ACTIVE" "linux:target" "build"
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# arm64 target does not support creating uImage.
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# Build Image first, then wrap it using u-boot's mkimage.
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if [[ "${TARGET_KERNEL_ARCH}" == "arm64" && "${KERNEL_TARGET}" == uImage* ]]; then
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if [ -z "${KERNEL_UIMAGE_LOADADDR}" -o -z "${KERNEL_UIMAGE_ENTRYADDR}" ]; then
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die "ERROR: KERNEL_UIMAGE_LOADADDR and KERNEL_UIMAGE_ENTRYADDR have to be set to build uImage - aborting"
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fi
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KERNEL_UIMAGE_TARGET="${KERNEL_TARGET}"
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KERNEL_TARGET="${KERNEL_TARGET/uImage/Image}"
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fi
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if [ -d "${INSTALL}/$(get_kernel_overlay_dir)" ]
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then
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rm -rf ${INSTALL}/$(get_kernel_overlay_dir)
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fi
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# the modules target is required to get a proper Module.symvers
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# file with symbols from built-in and external modules.
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# Without that it'll contain only the symbols from the kernel
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kernel_make ${KERNEL_TARGET} ${KERNEL_MAKE_EXTRACMD} modules
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kernel_make INSTALL_MOD_PATH=${INSTALL}/$(get_kernel_overlay_dir) modules_install
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rm -f ${INSTALL}/$(get_kernel_overlay_dir)/lib/modules/*/build
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rm -f ${INSTALL}/$(get_kernel_overlay_dir)/lib/modules/*/source
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if [ -n "${KERNEL_UIMAGE_TARGET}" ] ; then
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# determine compression used for kernel image
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KERNEL_UIMAGE_COMP=${KERNEL_UIMAGE_TARGET:7}
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KERNEL_UIMAGE_COMP=${KERNEL_UIMAGE_COMP:-none}
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# calculate new load address to make kernel Image unpack to memory area after compressed image
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if [ "${KERNEL_UIMAGE_COMP}" != "none" ] ; then
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COMPRESSED_SIZE=$(stat -t "arch/${TARGET_KERNEL_ARCH}/boot/${KERNEL_TARGET}" | awk '{print $2}')
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# align to 1 MiB
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COMPRESSED_SIZE=$(( ((${COMPRESSED_SIZE} - 1 >> 20) + 1) << 20 ))
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PKG_KERNEL_UIMAGE_LOADADDR=$(printf '%X' "$(( ${KERNEL_UIMAGE_LOADADDR} + ${COMPRESSED_SIZE} ))")
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PKG_KERNEL_UIMAGE_ENTRYADDR=$(printf '%X' "$(( ${KERNEL_UIMAGE_ENTRYADDR} + ${COMPRESSED_SIZE} ))")
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else
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PKG_KERNEL_UIMAGE_LOADADDR=${KERNEL_UIMAGE_LOADADDR}
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PKG_KERNEL_UIMAGE_ENTRYADDR=${KERNEL_UIMAGE_ENTRYADDR}
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fi
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mkimage -A ${TARGET_KERNEL_ARCH} \
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-O linux \
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-T kernel \
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-C ${KERNEL_UIMAGE_COMP} \
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-a ${PKG_KERNEL_UIMAGE_LOADADDR} \
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-e ${PKG_KERNEL_UIMAGE_ENTRYADDR} \
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-d arch/${TARGET_KERNEL_ARCH}/boot/${KERNEL_TARGET} \
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arch/${TARGET_KERNEL_ARCH}/boot/${KERNEL_UIMAGE_TARGET}
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KERNEL_TARGET="${KERNEL_UIMAGE_TARGET}"
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fi
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}
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makeinstall_target() {
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. ${PROJECT_DIR}/${PROJECT}/devices/${DEVICE}/options
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if [ "${BOOTLOADER}" = "u-boot" ]; then
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mkdir -p ${INSTALL}/usr/share/bootloader
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for dtb in arch/${TARGET_KERNEL_ARCH}/boot/dts/*.dtb arch/${TARGET_KERNEL_ARCH}/boot/dts/*/*.dtb; do
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if [ -f ${dtb} ]; then
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cp -v ${dtb} ${INSTALL}/usr/share/bootloader
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fi
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done
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if [ "${TRUST_LABEL}" = "resource" ]; then
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ARCH=arm64 scripts/mkimg --dtb ${DEVICE_DTB[0]}.dtb
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ARCH=arm64 scripts/mkmultidtb.py ${PKG_SOC}
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cp -v resource.img ${INSTALL}/usr/share/bootloader
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ARCH=${TARGET_ARCH}
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fi
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elif [ "${BOOTLOADER}" = "bcm2835-bootloader" ]; then
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mkdir -p ${INSTALL}/usr/share/bootloader/overlays
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# install platform dtbs, but remove upstream kernel dtbs (i.e. without downstream
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# drivers and decent USB support) as these are not required by LibreELEC
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cp -p arch/${TARGET_KERNEL_ARCH}/boot/dts/*.dtb ${INSTALL}/usr/share/bootloader
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rm -f ${INSTALL}/usr/share/bootloader/bcm283*.dtb
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# install overlay dtbs
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for dtb in arch/${TARGET_KERNEL_ARCH}/boot/dts/overlays/*.dtbo; do
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cp ${dtb} ${INSTALL}/usr/share/bootloader/overlays 2>/dev/null || :
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done
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cp -p arch/${TARGET_KERNEL_ARCH}/boot/dts/overlays/README ${INSTALL}/usr/share/bootloader/overlays
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fi
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}
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make_init() {
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: # reuse make_target()
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}
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makeinstall_init() {
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if [ -n "${INITRAMFS_MODULES}" ]; then
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mkdir -p ${INSTALL}/etc
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mkdir -p ${INSTALL}/usr/lib/modules
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for i in ${INITRAMFS_MODULES}; do
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module=`find .install_pkg/$(get_full_module_dir)/kernel -name ${i}.ko`
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if [ -n "${module}" ]; then
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echo ${i} >> ${INSTALL}/etc/modules
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cp ${module} ${INSTALL}/usr/lib/modules/`basename ${module}`
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fi
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done
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fi
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if [ "${UVESAFB_SUPPORT}" = yes ]; then
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mkdir -p ${INSTALL}/usr/lib/modules
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uvesafb=`find .install_pkg/$(get_full_module_dir)/kernel -name uvesafb.ko`
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cp ${uvesafb} ${INSTALL}/usr/lib/modules/`basename ${uvesafb}`
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fi
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}
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post_install() {
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if [ ! -d ${INSTALL}/$(get_full_firmware_dir) ]
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then
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mkdir -p ${INSTALL}/$(get_full_firmware_dir)/
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fi
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# regdb and signature is now loaded as firmware by 4.15+
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if grep -q ^CONFIG_CFG80211_REQUIRE_SIGNED_REGDB= ${PKG_BUILD}/.config; then
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cp $(get_build_dir wireless-regdb)/regulatory.db{,.p7s} ${INSTALL}/$(get_full_firmware_dir)
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fi
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}
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