PKGBUILDs/core/linux-aarch64-rc/PKGBUILD
2021-10-11 12:52:56 +00:00

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# AArch64 multi-platform
# Maintainer: Kevin Mihelich <kevin@archlinuxarm.org>
buildarch=8
_rcver=5.15
_rcrel=5
pkgbase=linux-aarch64-rc
_srcname=linux-${_rcver}-rc${_rcrel}
_kernelname=${pkgbase#linux}
_desc="AArch64 multi-platform (release candidate)"
pkgver=${_rcver}.rc${_rcrel}
pkgrel=1
arch=('aarch64')
url="http://www.kernel.org/"
license=('GPL2')
makedepends=('xmlto' 'docbook-xsl' 'kmod' 'inetutils' 'bc' 'git' 'uboot-tools' 'vboot-utils' 'dtc')
options=('!strip')
source=("https://git.kernel.org/torvalds/t/${_srcname}.tar.gz"
'0001-net-smsc95xx-Allow-mac-address-to-be-set-as-a-parame.patch'
'0002-arm64-dts-rockchip-disable-pwm0-on-rk3399-firefly.patch'
'config'
'generate_chromebook_its.sh'
'kernel.keyblock'
'kernel_data_key.vbprivk'
'linux.preset'
'60-linux.hook'
'90-linux.hook')
md5sums=('493b75bec74e5dfc887c7224df404dd3'
'21d3e833437461aed3b6ca68b5d8afa0'
'd679f49645578a193d6e3c220787a40d'
'c30a026bbe3f5c483984fa997645b60e'
'e19fbe69f1258b99ee6bed21d7afcbce'
'61c5ff73c136ed07a7aadbf58db3d96a'
'584777ae88bce2c5659960151b64c7d8'
'41cb5fef62715ead2dd109dbea8413d6'
'ce6c81ad1ad1f8b333fd6077d47abdaf'
'3dc88030a8f2f5a5f97266d99b149f77')
prepare() {
cd ${_srcname}
# ALARM patches
git apply ../0001-net-smsc95xx-Allow-mac-address-to-be-set-as-a-parame.patch
git apply ../0002-arm64-dts-rockchip-disable-pwm0-on-rk3399-firefly.patch
cat "${srcdir}/config" > ./.config
# add pkgrel to extraversion
sed -ri "s|^(EXTRAVERSION =)(.*)|\1 \2-${pkgrel}|" Makefile
# don't run depmod on 'make install'. We'll do this ourselves in packaging
sed -i '2iexit 0' scripts/depmod.sh
}
build() {
cd ${_srcname}
# get kernel version
make prepare
# load configuration
# Configure the kernel. Replace the line below with one of your choice.
#make menuconfig # CLI menu for configuration
#make nconfig # new CLI menu for configuration
#make xconfig # X-based configuration
#make oldconfig # using old config from previous kernel version
# ... or manually edit .config
# Copy back our configuration (use with new kernel version)
#cp ./.config ../${pkgbase}.config
####################
# stop here
# this is useful to configure the kernel
#msg "Stopping build"
#return 1
####################
#yes "" | make config
# build!
unset LDFLAGS
make ${MAKEFLAGS} Image Image.gz modules
# Generate device tree blobs with symbols to support applying device tree overlays in U-Boot
make ${MAKEFLAGS} DTC_FLAGS="-@" dtbs
}
_package() {
pkgdesc="The Linux Kernel and modules - ${_desc}"
depends=('coreutils' 'linux-firmware' 'kmod' 'mkinitcpio>=0.7')
optdepends=('crda: to set the correct wireless channels of your country')
provides=("linux=${pkgver}" "WIREGUARD-MODULE")
replaces=('linux-armv8-rc')
conflicts=('linux')
backup=("etc/mkinitcpio.d/${pkgbase}.preset")
install=${pkgname}.install
cd ${_srcname}
KARCH=arm64
# get kernel version
_kernver="$(make kernelrelease)"
_basekernel=${_kernver%%-*}
_basekernel=${_basekernel%.*}
mkdir -p "${pkgdir}"/{boot,usr/lib/modules}
make INSTALL_MOD_PATH="${pkgdir}/usr" modules_install
make INSTALL_DTBS_PATH="${pkgdir}/boot/dtbs" dtbs_install
cp arch/$KARCH/boot/Image{,.gz} "${pkgdir}/boot"
# make room for external modules
local _extramodules="extramodules-${_basekernel}${_kernelname}"
ln -s "../${_extramodules}" "${pkgdir}/usr/lib/modules/${_kernver}/extramodules"
# add real version for building modules and running depmod from hook
echo "${_kernver}" |
install -Dm644 /dev/stdin "${pkgdir}/usr/lib/modules/${_extramodules}/version"
# remove build and source links
rm "${pkgdir}"/usr/lib/modules/${_kernver}/{source,build}
# now we call depmod...
depmod -b "${pkgdir}/usr" -F System.map "${_kernver}"
# sed expression for following substitutions
local _subst="
s|%PKGBASE%|${pkgbase}|g
s|%KERNVER%|${_kernver}|g
s|%EXTRAMODULES%|${_extramodules}|g
"
# install mkinitcpio preset file
sed "${_subst}" ../linux.preset |
install -Dm644 /dev/stdin "${pkgdir}/etc/mkinitcpio.d/${pkgbase}.preset"
# install pacman hooks
sed "${_subst}" ../60-linux.hook |
install -Dm644 /dev/stdin "${pkgdir}/usr/share/libalpm/hooks/60-${pkgbase}.hook"
sed "${_subst}" ../90-linux.hook |
install -Dm644 /dev/stdin "${pkgdir}/usr/share/libalpm/hooks/90-${pkgbase}.hook"
}
_package-headers() {
pkgdesc="Header files and scripts for building modules for linux kernel - ${_desc}"
provides=("linux-headers=${pkgver}")
replaces=('linux-armv8-rc-headers')
conflicts=('linux-headers')
cd ${_srcname}
local builddir="${pkgdir}/usr/lib/modules/${_kernver}/build"
echo "Installing build files..."
install -Dt "$builddir" -m644 .config Makefile Module.symvers System.map vmlinux
install -Dt "$builddir/kernel" -m644 kernel/Makefile
install -Dt "$builddir/arch/${KARCH}" -m644 arch/${KARCH}/Makefile
cp -t "$builddir" -a scripts
# add xfs and shmem for aufs building
mkdir -p "$builddir"/{fs/xfs,mm}
echo "Installing headers..."
cp -t "$builddir" -a include
cp -t "$builddir/arch/${KARCH}" -a arch/${KARCH}/include
install -Dt "$builddir/arch/${KARCH}/kernel" -m644 arch/${KARCH}/kernel/asm-offsets.s
mkdir -p "$builddir/arch/arm"
cp -t "$builddir/arch/arm" -a arch/arm/include
install -Dt "$builddir/drivers/md" -m644 drivers/md/*.h
install -Dt "$builddir/net/mac80211" -m644 net/mac80211/*.h
# https://bugs.archlinux.org/task/13146
install -Dt "$builddir/drivers/media/i2c" -m644 drivers/media/i2c/msp3400-driver.h
# https://bugs.archlinux.org/task/20402
install -Dt "$builddir/drivers/media/usb/dvb-usb" -m644 drivers/media/usb/dvb-usb/*.h
install -Dt "$builddir/drivers/media/dvb-frontends" -m644 drivers/media/dvb-frontends/*.h
install -Dt "$builddir/drivers/media/tuners" -m644 drivers/media/tuners/*.h
# https://bugs.archlinux.org/task/71392
install -Dt "$builddir/drivers/iio/common/hid-sensors" -m644 drivers/iio/common/hid-sensors/*.h
echo "Installing KConfig files..."
find . -name 'Kconfig*' -exec install -Dm644 {} "$builddir/{}" \;
echo "Removing unneeded architectures..."
local arch
for arch in "$builddir"/arch/*/; do
[[ $arch = */${KARCH}/ || $arch == */arm/ ]] && continue
echo "Removing $(basename "$arch")"
rm -r "$arch"
done
echo "Removing documentation..."
rm -r "$builddir/Documentation"
echo "Removing broken symlinks..."
find -L "$builddir" -type l -printf 'Removing %P\n' -delete
echo "Removing loose objects..."
find "$builddir" -type f -name '*.o' -printf 'Removing %P\n' -delete
echo "Stripping build tools..."
local file
while read -rd '' file; do
case "$(file -bi "$file")" in
application/x-sharedlib\;*) # Libraries (.so)
strip -v $STRIP_SHARED "$file" ;;
application/x-archive\;*) # Libraries (.a)
strip -v $STRIP_STATIC "$file" ;;
application/x-executable\;*) # Binaries
strip -v $STRIP_BINARIES "$file" ;;
application/x-pie-executable\;*) # Relocatable binaries
strip -v $STRIP_SHARED "$file" ;;
esac
done < <(find "$builddir" -type f -perm -u+x ! -name vmlinux -print0)
echo "Adding symlink..."
mkdir -p "$pkgdir/usr/src"
ln -sr "$builddir" "$pkgdir/usr/src/$pkgbase"
}
_package-chromebook() {
pkgdesc="The Linux Kernel - ${_desc} - Chromebooks"
depends=('linux-aarch64-rc')
conflicts=('linux-aarch64-chromebook')
install=${pkgname}.install
cd ${_srcname}
mkdir -p "${pkgdir}/boot"
KARCH=arm64
image=arch/${KARCH}/boot/Image
chromeos_boards=(
'elm'
'gru'
'kukui'
'trogdor'
'asurada'
)
chromebook_dtbs=($(for b in ${chromeos_boards[@]}; do find arch/${KARCH}/boot -name "*${b}*.dtb" | LC_COLLATE=C sort; done))
for to_compress in ${chromebook_dtbs[@]} ${image}; do
#lzma -9 -z -f -k ${to_compress} # This is 40% smaller but takes ~1 sec longer to boot
lz4 -20 -z -f ${to_compress}
done
echo ${chromebook_dtbs[@]/%/.lz4} | ../generate_chromebook_its.sh ${image}.lz4 ${KARCH} lz4 > kernel.its
mkimage -D "-I dts -O dtb -p 2048" -f kernel.its vmlinux.uimg
dd if=/dev/zero of=bootloader.bin bs=512 count=1
echo "console=tty0 console=ttyS2,115200n8 earlyprintk=ttyS2,115200n8 console=ttyMSM0,115200n8 init=/sbin/init root=PARTUUID=%U/PARTNROFF=1 rootwait rw noinitrd" > cmdline
vbutil_kernel \
--pack vmlinux.kpart \
--version 1 \
--vmlinuz vmlinux.uimg \
--arch aarch64 \
--keyblock ../kernel.keyblock \
--signprivate ../kernel_data_key.vbprivk \
--config cmdline \
--bootloader bootloader.bin
cp vmlinux.kpart "${pkgdir}/boot"
}
pkgname=("${pkgbase}" "${pkgbase}-headers" "${pkgbase}-chromebook")
for _p in ${pkgname[@]}; do
eval "package_${_p}() {
_package${_p#${pkgbase}}
}"
done