PKGBUILDs/core/linux-aarch64/PKGBUILD
2022-02-07 00:57:07 +00:00

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# AArch64 multi-platform
# Maintainer: Kevin Mihelich <kevin@archlinuxarm.org>
buildarch=8
pkgbase=linux-aarch64
_srcname=linux-5.16
_kernelname=${pkgbase#linux}
_desc="AArch64 multi-platform"
pkgver=5.16.7
pkgrel=2
arch=('aarch64')
url="http://www.kernel.org/"
license=('GPL2')
makedepends=('xmlto' 'docbook-xsl' 'kmod' 'inetutils' 'bc' 'git' 'uboot-tools' 'vboot-utils' 'dtc')
options=('!strip')
source=("http://www.kernel.org/pub/linux/kernel/v5.x/${_srcname}.tar.xz"
"http://www.kernel.org/pub/linux/kernel/v5.x/patch-${pkgver}.xz"
'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=('e6680ce7c989a3efe58b51e3f3f0bf93'
'58ed014f8501484f3a21668c85f81327'
'91d1298599aa31b10f1f3954a450b6c3'
'3b781286c0b97cec552ad6c8a7a019dd'
'1c190026d70a44dabfc03a6134f84e23'
'7c97cf141750ad810235b1ad06eb9f75'
'61c5ff73c136ed07a7aadbf58db3d96a'
'584777ae88bce2c5659960151b64c7d8'
'41cb5fef62715ead2dd109dbea8413d6'
'0a5f16bfec6ad982a2f6782724cca8ba'
'3dc88030a8f2f5a5f97266d99b149f77')
prepare() {
cd $_srcname
echo "Setting version..."
scripts/setlocalversion --save-scmversion
echo "-$pkgrel" > localversion.10-pkgrel
echo "${pkgbase#linux}" > localversion.20-pkgname
# add upstream patch
git apply --whitespace=nowarn ../patch-${pkgver}
# 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
}
build() {
cd ${_srcname}
# get kernel version
make prepare
make -s kernelrelease > version
# 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')
conflicts=('linux')
backup=("etc/mkinitcpio.d/${pkgbase}.preset")
install=${pkgname}.install
cd $_srcname
local kernver="$(<version)"
local modulesdir="$pkgdir/usr/lib/modules/$kernver"
echo "Installing boot image and dtbs..."
install -Dm644 arch/arm64/boot/Image{,.gz} -t "${pkgdir}/boot"
make INSTALL_DTBS_PATH="${pkgdir}/boot/dtbs" dtbs_install
echo "Installing modules..."
make INSTALL_MOD_PATH="$pkgdir/usr" INSTALL_MOD_STRIP=1 modules_install
# remove build and source links
rm "$modulesdir"/{source,build}
# sed expression for following substitutions
local _subst="
s|%PKGBASE%|${pkgbase}|g
s|%KERNVER%|${kernver}|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}")
conflicts=('linux-headers')
cd $_srcname
local builddir="$pkgdir/usr/lib/modules/$(<version)/build"
echo "Installing build files..."
install -Dt "$builddir" -m644 .config Makefile Module.symvers System.map \
localversion.* version vmlinux
install -Dt "$builddir/kernel" -m644 kernel/Makefile
install -Dt "$builddir/arch/arm64" -m644 arch/arm64/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/arm64" -a arch/arm64/include
install -Dt "$builddir/arch/arm64/kernel" -m644 arch/arm64/kernel/asm-offsets.s
mkdir -p "$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 = */arm64/ || $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 - ${_desc} - Chromebooks"
depends=('linux-aarch64')
conflicts=('linux-aarch64-rc-chromebook')
install=${pkgname}.install
cd ${_srcname}
mkdir -p "${pkgdir}/boot"
image=arch/arm64/boot/Image
chromeos_boards=(
'elm'
'gru'
'kukui'
'trogdor'
'asurada'
)
chromebook_dtbs=($(for b in ${chromeos_boards[@]}; do find arch/arm64/boot -name "*${b}*.dtb" | LC_COLLATE=C sort; done))
lz4 -20 -z -f -m ${image}
echo ${chromebook_dtbs[@]} | ../generate_chromebook_its.sh ${image}.lz4 arm64 lz4 > kernel.its
mkimage -D "-I dts -O dtb -p 2048" -f kernel.its vmlinux.uimg
dd if=/dev/zero of=bootloader.bin bs=512 count=1
echo "console=tty0 console=ttyS2,115200n8 earlyprintk=ttyS2,115200n8 console=ttyMSM0,115200n8 init=/sbin/init root=PARTUUID=%U/PARTNROFF=1 rootwait rw noinitrd" > cmdline
vbutil_kernel \
--pack vmlinux.kpart \
--version 1 \
--vmlinuz vmlinux.uimg \
--arch aarch64 \
--keyblock ../kernel.keyblock \
--signprivate ../kernel_data_key.vbprivk \
--config cmdline \
--bootloader bootloader.bin
cp vmlinux.kpart "${pkgdir}/boot"
}
pkgname=("${pkgbase}" "${pkgbase}-headers" "${pkgbase}-chromebook")
for _p in ${pkgname[@]}; do
eval "package_${_p}() {
_package${_p#${pkgbase}}
}"
done