255 lines
7.3 KiB
Bash
255 lines
7.3 KiB
Bash
# Template file for 'rpi-kernel'
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#
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# We track the latest Raspberry Pi LTS kernel as that is what is used in the
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# official Raspbian distribution. This is currently 4.19:
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#
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# https://www.raspberrypi.org/forums/viewtopic.php?f=29&t=224931
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_githash="abaa3760da89d6fb38e55473fffc9a31dd0b1d7a"
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_gitshort="${_githash:0:7}"
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pkgname=rpi-kernel
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version=4.19.127
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revision=1
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wrksrc="linux-${_githash}"
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maintainer="Peter Bui <pbui@github.bx612.space>"
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homepage="http://www.kernel.org"
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license="GPL-2.0-only"
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short_desc="The Linux kernel for Raspberry Pi (${version%.*} series [git ${_gitshort}])"
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distfiles="https://github.com/raspberrypi/linux/archive/${_githash}.tar.gz"
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checksum=b7345333ee90949dabc8e7fa184c443dc43781bdd3703e2203ad084274b50f24
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python_version=2
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_kernver="${version}_${revision}"
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nodebug=yes
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nostrip=yes
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noverifyrdeps=yes
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noshlibprovides=yes
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# RPi, RPi2, RPi3
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archs="armv6l* armv7l* aarch64*"
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hostmakedepends="perl kmod uboot-mkimage libressl-devel bc bison flex"
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makedepends="ncurses-devel"
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triggers="kernel-hooks"
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# These files could be modified when an external module is built.
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mutable_files="
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/usr/lib/modules/${_kernver}/modules.dep
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/usr/lib/modules/${_kernver}/modules.dep.bin
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/usr/lib/modules/${_kernver}/modules.symbols
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/usr/lib/modules/${_kernver}/modules.symbols.bin
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/usr/lib/modules/${_kernver}/modules.alias
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/usr/lib/modules/${_kernver}/modules.alias.bin
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/usr/lib/modules/${_kernver}/modules.devname"
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_arch=
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case "$XBPS_TARGET_MACHINE" in
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arm*) _arch=arm ;;
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aarch64*) _arch=arm64 ;;
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esac
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_cross=
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if [ "$CROSS_BUILD" ]; then
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_cross="CROSS_COMPILE=${XBPS_CROSS_TRIPLET}-"
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fi
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pre_configure() {
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# Remove .git directory, otherwise scripts/setkernelversion.sh
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# modifies KERNELRELEASE and appends + to it.
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rm -rf .git
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}
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do_configure() {
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local target defconfig
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# Use upstream's default configuration, no need to maintain ours.
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case "$XBPS_TARGET_MACHINE" in
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# RPi3
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aarch64*)
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target=bcmrpi3_defconfig
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;;
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# RPi2 / RPi3
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armv7l*)
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target=bcm2709_defconfig
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;;
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# RPi1
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armv6l*)
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target=bcmrpi_defconfig
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;;
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esac
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defconfig="arch/${_arch}/configs/${target}"
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echo "CONFIG_CONNECTOR=y" >> "$defconfig"
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echo "CONFIG_PROC_EVENTS=y" >> "$defconfig"
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echo "CONFIG_F2FS_FS_SECURITY=y" >> "$defconfig"
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echo "CONFIG_CGROUP_PIDS=y" >> "$defconfig"
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# IR Remote Support
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echo "CONFIG_RC_CORE=y" >> "$defconfig"
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echo "CONFIG_LIRC=y" >> "$defconfig"
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echo "CONFIG_RC_DECODERS=y" >> "$defconfig"
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echo "CONFIG_RC_DEVICES=y" >> "$defconfig"
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echo "CONFIG_IR_RC6_DECODER=m" >> "$defconfig"
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echo "CONFIG_IR_MCEUSB=m" >> "$defconfig"
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# HID Controllers
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echo "CONFIG_HID_STEAM=y" >> "$defconfig"
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make ${makejobs} ${_cross} ARCH=${_arch} ${target}
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# Always use our revision to CONFIG_LOCALVERSION to match our pkg version.
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vsed -i -e "s|^\(CONFIG_LOCALVERSION=\).*|\1\"_${revision}\"|" .config
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}
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do_build() {
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local target
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case "$XBPS_TARGET_MACHINE" in
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arm*)
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target="zImage modules dtbs"
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;;
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aarch64*)
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target="Image modules dtbs"
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;;
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esac
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make ${makejobs} ${_cross} ARCH=${_arch} prepare
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make ${makejobs} ${_cross} ARCH=${_arch} ${target}
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}
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do_install() {
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local hdrdest
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# Run depmod after compressing modules.
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sed -i '2iexit 0' scripts/depmod.sh
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# Install kernel, firmware and modules
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make ${makejobs} ARCH=${_arch} INSTALL_MOD_PATH=${DESTDIR} modules_install
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# Install device tree blobs
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make ${makejobs} ARCH=${_arch} INSTALL_DTBS_PATH=${DESTDIR}/boot dtbs_install
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#move rpi3's dtb that ended up in /boot/broadcom
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case "$XBPS_TARGET_MACHINE" in
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aarch64*)
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mv ${DESTDIR}/boot/broadcom/bcm2710-rpi-3-b.dtb ${DESTDIR}/boot
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;;
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esac
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vmkdir boot
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# Generate kernel.img and install it to destdir.
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case "$XBPS_TARGET_MACHINE" in
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aarch64*)
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cp arch/arm64/boot/Image ${DESTDIR}/boot/kernel8.img
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;;
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armv7l*)
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cp arch/arm/boot/zImage ${DESTDIR}/boot/kernel7.img
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;;
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armv6l*)
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cp arch/arm/boot/zImage ${DESTDIR}/boot/kernel.img
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;;
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esac
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hdrdest=${DESTDIR}/usr/src/${sourcepkg}-headers-${_kernver}
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# Switch to /usr.
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vmkdir usr
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mv ${DESTDIR}/lib ${DESTDIR}/usr
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cd ${DESTDIR}/usr/lib/modules/${_kernver}
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rm -f source build
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ln -sf ../../../src/${sourcepkg}-headers-${_kernver} build
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cd ${wrksrc}
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# Install required headers to build external modules
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install -Dm644 Makefile ${hdrdest}/Makefile
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install -Dm644 kernel/Makefile ${hdrdest}/kernel/Makefile
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install -Dm644 .config ${hdrdest}/.config
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for file in $(find . -name Kconfig\*); do
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mkdir -p ${hdrdest}/$(dirname $file)
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install -Dm644 $file ${hdrdest}/${file}
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done
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for file in $(find arch/${_arch} -name module.lds -o -name Kbuild.platforms -o -name Platform); do
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mkdir -p ${hdrdest}/$(dirname $file)
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install -Dm644 $file ${hdrdest}/${file}
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done
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mkdir -p ${hdrdest}/include
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# Remove firmware stuff provided by the "linux-firmware" pkg.
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rm -rf ${DESTDIR}/usr/lib/firmware
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for i in acpi asm-generic clocksource config crypto drm generated linux \
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math-emu media net pcmcia scsi sound trace uapi video xen; do
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[ -d include/$i ] && cp -a include/$i ${hdrdest}/include
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done
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cd ${wrksrc}
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# Remove helper binaries built for host,
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# if generated files from the scripts/ directory need to be included,
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# they need to be copied to ${hdrdest} before this step
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if [ "$CROSS_BUILD" ]; then
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make ${makejobs} ARCH=${_arch} _mrproper_scripts
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# remove host specific objects as well
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find scripts -name '*.o' -delete
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fi
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# Copy files necessary for later builds.
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cp Module.symvers ${hdrdest}
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cp -a scripts ${hdrdest}
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mkdir -p ${hdrdest}/security/selinux
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cp -a security/selinux/include ${hdrdest}/security/selinux
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mkdir -p ${hdrdest}/tools/include
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cp -a tools/include/tools ${hdrdest}/tools/include
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# copy arch includes for external modules
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mkdir -p ${hdrdest}/arch/${_arch}
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cp -a arch/${_arch}/include ${hdrdest}/arch/${_arch}
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mkdir -p ${hdrdest}/arch/${_arch}/kernel
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cp arch/${_arch}/Makefile ${hdrdest}/arch/${_arch}
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cp arch/${_arch}/kernel/asm-offsets.s ${hdrdest}/arch/${_arch}/kernel
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if [ "$_arch" = "arm64" ] ; then
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cp -a arch/${_arch}/kernel/vdso ${hdrdest}/arch/${_arch}/kernel/
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fi
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# Add md headers
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mkdir -p ${hdrdest}/drivers/md
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cp drivers/md/*.h ${hdrdest}/drivers/md
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# Add inotify.h
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mkdir -p ${hdrdest}/include/linux
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cp include/linux/inotify.h ${hdrdest}/include/linux
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# Add wireless headers
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mkdir -p ${hdrdest}/net/mac80211/
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cp net/mac80211/*.h ${hdrdest}/net/mac80211
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# add dvb headers for external modules
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mkdir -p ${hdrdest}/include/config/dvb/
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cp include/config/dvb/*.h ${hdrdest}/include/config/dvb/
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# Remove unneeded architectures
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# (save the correct one + Kconfig and delete all others)
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mkdir -p arch-backup
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cp -r ${hdrdest}/arch/${_arch} ${hdrdest}/arch/Kconfig arch-backup/
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rm -rf ${hdrdest}/arch
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mv arch-backup ${hdrdest}/arch
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# Keep arch/x86/ras/Kconfig as it is needed by drivers/ras/Kconfig
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mkdir -p ${hdrdest}/arch/x86/ras
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cp -a arch/x86/ras/Kconfig ${hdrdest}/arch/x86/ras/Kconfig
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# Compress all modules with xz to save a few MBs.
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msg_normal "$pkgver: compressing kernel modules with gzip, please wait...\n"
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find ${DESTDIR} -name '*.ko' | xargs -n1 -P0 gzip -9
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# ... and run depmod again.
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depmod -b ${DESTDIR}/usr -F System.map ${_kernver}
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}
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rpi-kernel-headers_package() {
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nostrip=yes
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noverifyrdeps=yes
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noshlibprovides=yes
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short_desc="The Linux kernel headers for Raspberry Pi (${version%.*} series [git ${_gitshort}])"
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pkg_install() {
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vmove usr/src
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vmove usr/lib/modules/${_kernver}/build
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}
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}
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