distribution/packages/kernel/linux/package.mk
2024-04-08 15:52:08 +10:00

305 lines
11 KiB
Makefile

# SPDX-License-Identifier: GPL-2.0-or-later
# Copyright (C) 2009-2016 Stephan Raue (stephan@openelec.tv)
# Copyright (C) 2017-present Team LibreELEC (https://libreelec.tv)
PKG_NAME="linux"
PKG_LICENSE="GPL"
PKG_SITE="http://www.kernel.org"
PKG_DEPENDS_HOST="ccache:host rsync:host openssl:host"
PKG_DEPENDS_TARGET="toolchain linux:host kmod:host cpio:host xz:host keyutils ncurses openssl:host ${KERNEL_EXTRA_DEPENDS_TARGET}"
PKG_NEED_UNPACK="${LINUX_DEPENDS} $(get_pkg_directory initramfs) $(get_pkg_variable initramfs PKG_NEED_UNPACK)"
PKG_LONGDESC="This package contains a precompiled kernel image and the modules."
PKG_IS_KERNEL_PKG="yes"
PKG_STAMP="${KERNEL_TARGET} ${KERNEL_MAKE_EXTRACMD}"
PKG_PATCH_DIRS="${LINUX} ${DEVICE} default"
if [ "${DEVICE}" = "S922X" -a "${USE_MALI}" = "no" ]; then
PKG_PATCH_DIRS+=" S922X-PANFROST"
fi
case ${DEVICE} in
RK3588*)
PKG_VERSION="494c0a303537c55971421b5552d98eb55e652cf3"
PKG_URL="https://github.com/armbian/linux-rockchip/archive/${PKG_VERSION}.tar.gz"
PKG_GIT_CLONE_BRANCH="rk-5.10-rkr6"
;;
*)
PKG_VERSION="6.8.4"
PKG_URL="${PKG_SITE}/pub/linux/kernel/v6.x/${PKG_NAME}-${PKG_VERSION}.tar.xz"
;;
esac
PKG_KERNEL_CFG_FILE=$(kernel_config_path) || die
if [ -n "${KERNEL_TOOLCHAIN}" ]; then
PKG_DEPENDS_HOST+=" gcc-${KERNEL_TOOLCHAIN}:host"
PKG_DEPENDS_TARGET+=" gcc-${KERNEL_TOOLCHAIN}:host"
HEADERS_ARCH=${TARGET_ARCH}
fi
if [ "${PKG_BUILD_PERF}" != "no" ] && grep -q ^CONFIG_PERF_EVENTS= ${PKG_KERNEL_CFG_FILE}; then
PKG_BUILD_PERF="yes"
PKG_DEPENDS_TARGET+=" binutils elfutils libunwind zlib openssl libtraceevent libtracefs"
fi
if [[ "${TARGET_ARCH}" =~ i*86|x86_64 ]]; then
PKG_DEPENDS_TARGET+=" elfutils:host pciutils intel-ucode kernel-firmware"
elif [ "${TARGET_ARCH}" = "arm" -a "${DEVICE}" = "iMX6" ]; then
PKG_DEPENDS_TARGET+=" firmware-imx"
fi
if [[ "${KERNEL_TARGET}" = uImage* ]]; then
PKG_DEPENDS_TARGET+=" u-boot-tools:host"
fi
# Ensure that the dependencies of initramfs:target are built correctly, but
# we don't want to add initramfs:target as a direct dependency as we install
# this "manually" from within linux:target
for pkg in $(get_pkg_variable initramfs PKG_DEPENDS_TARGET); do
! listcontains "${PKG_DEPENDS_TARGET}" "${pkg}" && PKG_DEPENDS_TARGET+=" ${pkg}" || true
done
post_patch() {
# linux was already built and its build dir autoremoved - prepare it again for kernel packages
if [ -d ${PKG_INSTALL}/.image ]; then
cp -p ${PKG_INSTALL}/.image/.config ${PKG_BUILD}
kernel_make -C ${PKG_BUILD} prepare
# restore the required Module.symvers from an earlier build
cp -p ${PKG_INSTALL}/.image/Module.symvers ${PKG_BUILD}
fi
}
make_init() {
: # reuse make_target()
}
makeinstall_init() {
:
}
make_host() {
:
}
makeinstall_host() {
make \
ARCH=${HEADERS_ARCH:-${TARGET_KERNEL_ARCH}} \
HOSTCC="${TOOLCHAIN}/bin/host-gcc" \
HOSTCXX="${TOOLCHAIN}/bin/host-g++" \
HOSTCFLAGS="${HOST_CFLAGS}" \
HOSTCXXFLAGS="${HOST_CXXFLAGS}" \
HOSTLDFLAGS="${HOST_LDFLAGS}" \
INSTALL_HDR_PATH=dest \
headers_install
mkdir -p ${SYSROOT_PREFIX}/usr/include
cp -R dest/include/* ${SYSROOT_PREFIX}/usr/include
}
pre_make_target() {
( cd ${ROOT}
rm -f ${STAMPS_INSTALL}/initramfs/install_target ${STAMPS_INSTALL}/*/install_init
for INIT_PACKAGE in $(find ${PKG_BUILD}/../image/.stamps -name "*_init" | sed 's#^.*stamps/##g; s#/.*init$##g')
do
${SCRIPTS}/install ${INIT_PACKAGE}:init
done
${SCRIPTS}/install initramfs
)
pkg_lock_status "ACTIVE" "linux:target" "build"
cp ${PKG_KERNEL_CFG_FILE} ${PKG_BUILD}/.config
# set initramfs source
${PKG_BUILD}/scripts/config --set-str CONFIG_INITRAMFS_SOURCE "$(kernel_initramfs_confs) ${BUILD}/initramfs"
# set default hostname based on ${DEVICE}
${PKG_BUILD}/scripts/config --set-str CONFIG_DEFAULT_HOSTNAME "${DEVICE}"
# disable swap support if not enabled
if [ ! "${SWAP_SUPPORT}" = yes ]; then
${PKG_BUILD}/scripts/config --disable CONFIG_SWAP
fi
# disable nfs support if not enabled
if [ ! "${NFS_SUPPORT}" = yes ]; then
${PKG_BUILD}/scripts/config --disable CONFIG_NFS_FS
fi
# disable cifs support if not enabled
if [ ! "${SAMBA_SUPPORT}" = yes ]; then
${PKG_BUILD}/scripts/config --disable CONFIG_CIFS
fi
# disable iscsi support if not enabled
if [ ! "${ISCSI_SUPPORT}" = yes ]; then
${PKG_BUILD}/scripts/config --disable CONFIG_SCSI_ISCSI_ATTRS
${PKG_BUILD}/scripts/config --disable CONFIG_ISCSI_TCP
${PKG_BUILD}/scripts/config --disable CONFIG_ISCSI_BOOT_SYSFS
${PKG_BUILD}/scripts/config --disable CONFIG_ISCSI_IBFT_FIND
${PKG_BUILD}/scripts/config --disable CONFIG_ISCSI_IBFT
fi
# enable panfrost for S922X if Mali is not being used
[ "${DEVICE}" = "S922X" -a "${USE_MALI}" = "no" ] && ${PKG_BUILD}/scripts/config --enable CONFIG_DRM_PANFROST
# disable lima/panfrost if libmali is configured
if [ "${OPENGLES}" = "libmali" ]; then
${PKG_BUILD}/scripts/config --disable CONFIG_DRM_LIMA
${PKG_BUILD}/scripts/config --disable CONFIG_DRM_PANFROST
fi
# disable wireguard support if not enabled
if [ ! "${WIREGUARD_SUPPORT}" = yes ]; then
${PKG_BUILD}/scripts/config --disable CONFIG_WIREGUARD
fi
if [[ "${TARGET_ARCH}" =~ i*86|x86_64 ]]; then
# copy some extra firmware to linux tree
mkdir -p ${PKG_BUILD}/external-firmware
cp -a $(get_build_dir kernel-firmware)/.copied-firmware/{amdgpu,amd-ucode,i915,radeon,e100,rtl_nic} ${PKG_BUILD}/external-firmware
cp -a $(get_build_dir intel-ucode)/intel-ucode ${PKG_BUILD}/external-firmware
FW_LIST="$(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)"
${PKG_BUILD}/scripts/config --set-str CONFIG_EXTRA_FIRMWARE "${FW_LIST}"
${PKG_BUILD}/scripts/config --set-str CONFIG_EXTRA_FIRMWARE_DIR "external-firmware"
elif [ "${TARGET_ARCH}" = "arm" -a "${DEVICE}" = "iMX6" ]; then
mkdir -p ${PKG_BUILD}/external-firmware/imx/sdma
cp -a $(get_build_dir firmware-imx)/firmware/sdma/*imx6*.bin ${PKG_BUILD}/external-firmware/imx/sdma
cp -a $(get_build_dir firmware-imx)/firmware/vpu/*imx6*.bin ${PKG_BUILD}/external-firmware
FW_LIST="$(find ${PKG_BUILD}/external-firmware -type f | sed 's|.*external-firmware/||' | sort | xargs)"
${PKG_BUILD}/scripts/config --set-str CONFIG_EXTRA_FIRMWARE "${FW_LIST}"
${PKG_BUILD}/scripts/config --set-str CONFIG_EXTRA_FIRMWARE_DIR "external-firmware"
fi
yes "" | kernel_make oldconfig
if [ -f "${ROOT}/${DISTRO}/kernel_options" ]; then
while read OPTION; do
[ -z "${OPTION}" -o -n "$(echo "${OPTION}" | grep '^#')" ] && continue
if [ "${OPTION##*=}" == "n" -a "$(${PKG_BUILD}/scripts/config --state ${OPTION%%=*})" == "undef" ]; then
continue
fi
if [ "$(${PKG_BUILD}/scripts/config --state ${OPTION%%=*})" != "$(echo ${OPTION##*=} | tr -d '"')" ]; then
MISSING_KERNEL_OPTIONS+="\t${OPTION}\n"
fi
done < ${ROOT}/${DISTRO}/kernel_options
if [ -n "${MISSING_KERNEL_OPTIONS}" ]; then
print_color CLR_WARNING "LINUX: kernel options not correct: \n${MISSING_KERNEL_OPTIONS%%}\nPlease run ./tools/check_kernel_config\n"
fi
fi
}
make_target() {
# arm64 target does not support creating uImage.
# Build Image first, then wrap it using u-boot's mkimage.
if [[ "${TARGET_KERNEL_ARCH}" = "arm64" && "${KERNEL_TARGET}" = uImage* ]]; then
if [ -z "${KERNEL_UIMAGE_LOADADDR}" -o -z "${KERNEL_UIMAGE_ENTRYADDR}" ]; then
die "ERROR: KERNEL_UIMAGE_LOADADDR and KERNEL_UIMAGE_ENTRYADDR have to be set to build uImage - aborting"
fi
KERNEL_UIMAGE_TARGET="${KERNEL_TARGET}"
KERNEL_TARGET="${KERNEL_TARGET/uImage/Image}"
fi
DTC_FLAGS=-@ kernel_make ${KERNEL_TARGET} ${KERNEL_MAKE_EXTRACMD} modules
if [ "${PKG_BUILD_PERF}" = "yes" ]; then
( cd tools/perf
# arch specific perf build args
case "${TARGET_ARCH}" in
x86_64|i*86)
PERF_BUILD_ARGS="ARCH=x86"
;;
aarch64)
PERF_BUILD_ARGS="ARCH=arm64"
;;
*)
PERF_BUILD_ARGS="ARCH=${TARGET_ARCH}"
;;
esac
WERROR=0 \
NO_LIBPERL=1 \
NO_LIBPYTHON=1 \
NO_SLANG=1 \
NO_GTK2=1 \
NO_LIBNUMA=1 \
NO_LIBAUDIT=1 \
NO_LIBTRACEEVENT=1 \
NO_LZMA=1 \
NO_SDT=1 \
CROSS_COMPILE="${TARGET_PREFIX}" \
JOBS="${CONCURRENCY_MAKE_LEVEL}" \
make ${PERF_BUILD_ARGS}
mkdir -p ${INSTALL}/usr/bin
cp perf ${INSTALL}/usr/bin
)
fi
if [ -n "${KERNEL_UIMAGE_TARGET}" ]; then
# determine compression used for kernel image
KERNEL_UIMAGE_COMP=${KERNEL_UIMAGE_TARGET:7}
KERNEL_UIMAGE_COMP=$(echo ${KERNEL_UIMAGE_COMP:-none} | sed 's/gz/gzip/; s/bz2/bzip2/')
# calculate new load address to make kernel Image unpack to memory area after compressed image
if [ "${KERNEL_UIMAGE_COMP}" != "none" ]; then
COMPRESSED_SIZE=$(stat -t "arch/${TARGET_KERNEL_ARCH}/boot/${KERNEL_TARGET}" | awk '{print $2}')
# align to 1 MiB
COMPRESSED_SIZE=$(( ((${COMPRESSED_SIZE} - 1 >> 20) + 1) << 20 ))
PKG_KERNEL_UIMAGE_LOADADDR=$(printf '%X' "$(( ${KERNEL_UIMAGE_LOADADDR} + ${COMPRESSED_SIZE} ))")
PKG_KERNEL_UIMAGE_ENTRYADDR=$(printf '%X' "$(( ${KERNEL_UIMAGE_ENTRYADDR} + ${COMPRESSED_SIZE} ))")
else
PKG_KERNEL_UIMAGE_LOADADDR=${KERNEL_UIMAGE_LOADADDR}
PKG_KERNEL_UIMAGE_ENTRYADDR=${KERNEL_UIMAGE_ENTRYADDR}
fi
mkimage -A ${TARGET_KERNEL_ARCH} \
-O linux \
-T kernel \
-C ${KERNEL_UIMAGE_COMP} \
-a ${PKG_KERNEL_UIMAGE_LOADADDR} \
-e ${PKG_KERNEL_UIMAGE_ENTRYADDR} \
-d arch/${TARGET_KERNEL_ARCH}/boot/${KERNEL_TARGET} \
arch/${TARGET_KERNEL_ARCH}/boot/${KERNEL_UIMAGE_TARGET}
KERNEL_TARGET="${KERNEL_UIMAGE_TARGET}"
fi
}
makeinstall_target() {
mkdir -p ${INSTALL}/.image
cp -p arch/${TARGET_KERNEL_ARCH}/boot/${KERNEL_TARGET} System.map .config Module.symvers ${INSTALL}/.image/
kernel_make INSTALL_MOD_PATH=${INSTALL}/$(get_kernel_overlay_dir) modules_install
rm -f ${INSTALL}/$(get_kernel_overlay_dir)/lib/modules/*/build
rm -f ${INSTALL}/$(get_kernel_overlay_dir)/lib/modules/*/source
if [ "${BOOTLOADER}" = "u-boot" ]; then
mkdir -p ${INSTALL}/usr/share/bootloader
for dtb in arch/${TARGET_KERNEL_ARCH}/boot/dts/*.dtb arch/${TARGET_KERNEL_ARCH}/boot/dts/*/*.dtb; do
if [ -f ${dtb} ]; then
cp -v ${dtb} ${INSTALL}/usr/share/bootloader
fi
done
if [ "${PROJECT}" = "Rockchip" ]; then
. ${PROJECT_DIR}/${PROJECT}/devices/${DEVICE}/options
if [ "${TRUST_LABEL}" = "resource" ]; then
ARCH=arm64 scripts/mkimg --dtb ${DEVICE_DTB[0]}.dtb
ARCH=arm64 scripts/mkmultidtb.py ${PKG_SOC}
cp -v resource.img ${INSTALL}/usr/share/bootloader
ARCH=${TARGET_ARCH}
fi
fi
fi
makeinstall_host
}