alarm-clockworkpi-uconsole/pkgs/linux-clockworkpi-git/PKGBUILD
Peter Cai 8585a46dc3 updpkg: linux-clockworkpi-git 6.12.35.r1320412.202507062304.04717ed-1
Also limit the firmware we pull in to `linux-firmware-broadcom`
2025-07-06 21:24:36 -04:00

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6.2 KiB
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# Kernel intended for ClockworkPi from ak-rex
buildarch=8
pkgbase=linux-clockworkpi-git
_srcname=linux-clockworkpi
_kernelname=${pkgbase#linux}
_desc="for ClockworkPi uConsole / DevTerm, ak-rex source tree"
_branch=rpi-6.12.y
pkgver=6.12.35.r1320412.202507062304.04717ed
pkgrel=1
epoch=1
arch=('aarch64')
url="http://www.kernel.org/"
license=('GPL2')
makedepends=('xmlto' 'docbook-xsl' 'kmod' 'inetutils' 'bc' 'git' 'dtc')
options=('!strip')
source=("$_srcname::git+https://github.com/ak-rex/ClockworkPi-linux#branch=$_branch"
'cm5-virtual-hp-widget.patch'
'linux.preset')
md5sums=('SKIP'
'383daf4826ffdfa0bc995a4007fdead7'
'4b6d890230b6751e375ed7d2e34cdb56')
pkgver() {
cd "$srcdir/$_srcname"
local version=$(grep -m 1 VERSION Makefile | sed 's/^.*= //g')
local patchlevel=$(grep -m 1 PATCHLEVEL Makefile | sed 's/^.*= //g')
local sublevel=$(grep -m 1 SUBLEVEL Makefile | sed 's/^.*= //g')
printf "%s.%s.%s.r%s.%s.%s" "$version" "$patchlevel" "$sublevel" "$(git rev-list --count HEAD)" "$(date +%Y%m%d%H%M)" "$(git rev-parse --short=7 HEAD)"
}
prepare() {
cd $_srcname
for p in $(find ../ -name '*.patch'); do
git apply -3 "$p"
done
echo "Setting version..."
echo "-$pkgrel" > localversion.10-pkgrel
echo "-$(git rev-parse --short=7 HEAD)" > localversion.11-commit
echo "${pkgbase#linux}" > localversion.20-pkgname
# Generate config from defconfig
# Use bcm2711 for both CM4/CM5 support. bcm2712 is 16k
# and only works on CM5.
make bcm2711_defconfig
}
build() {
cd ${_srcname}
# get kernel version
make prepare
make -s kernelrelease > version
# build!
unset LDFLAGS
make ${MAKEFLAGS} Image 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 - ${_desc}"
depends=('coreutils' 'linux-firmware-broadcom' 'kmod' 'mkinitcpio>=0.7')
optdepends=('wireless-regdb: to set the correct wireless channels of your country')
provides=("linux=${pkgver}" "KSMBD-MODULE" "WIREGUARD-MODULE")
conflicts=('linux')
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 "${pkgdir}/boot/vmlinuz-${pkgbase}"
make INSTALL_DTBS_PATH="${pkgdir}/boot/" dtbs_install
find "${pkgdir}/boot/broadcom" -type f -print0 | xargs -0 mv -t "${pkgdir}/boot"
rm -rf "${pkgdir}/boot/broadcom"
echo "Installing modules..."
make INSTALL_MOD_PATH="$pkgdir/usr" INSTALL_MOD_STRIP=1 DEPMOD=/doesnt/exist modules_install
# remove build link
rm "$modulesdir"/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/${pkgbase}.preset"
# rather than use another hook (90-linux.hook) rely on mkinitcpio's 90-mkinitcpio-install.hook
# which avoids a double run of mkinitcpio that can occur
install -d "${pkgdir}/usr/lib/initcpio/"
echo "dummy file to trigger mkinitcpio to run" > "${pkgdir}/usr/lib/initcpio/$(<version)"
}
_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/$pkgbase"
}
pkgname=("${pkgbase}" "${pkgbase}-headers")
for _p in ${pkgname[@]}; do
eval "package_${_p}() {
_package${_p#${pkgbase}}
}"
done