ayaports/user/linux-rm/APKBUILD

151 lines
4.6 KiB
Text

# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
_flavor=rm
pkgname=linux-${_flavor}
pkgver=5.4.70
_rmver=1.3.3
pkgrel=0
pkgdesc="Linux kernel for remarkable tablet 1 and 2"
url="https://www.kernel.org"
depends="mkinitfs"
_depends_dev="perl gmp-dev elfutils-dev bash flex bison"
makedepends="$_depends_dev sed installkernel bc linux-headers linux-firmware-any openssl-dev
diffutils"
options="!strip"
_config=${config:-config-lts.${CARCH}}
install=
source="
https://github.com/reMarkable/linux/archive/refs/tags/RM1XX_${pkgver}_v$_rmver.tar.gz
enable-sdhc1.patch"
subpackages="$pkgname-dev:_dev:$CBUILD_ARCH"
builddir="$srcdir"/linux-RM1XX_${pkgver}_v$_rmver
_flavors=
arch="armv7"
license="GPL-2.0"
_carch=${CARCH}
case "$_carch" in
aarch64*) _carch="arm64" ;;
arm*) _carch="arm" ;;
mips*) _carch="mips" ;;
ppc*) _carch="powerpc" ;;
s390*) _carch="s390" ;;
esac
prepare() {
make zero-gravitas_defconfig
}
build() {
unset LDFLAGS
export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"
for i in $_flavors; do
cd "$srcdir"/build-$i.$CARCH
make ARCH="$_carch" CC="${CC:-gcc}" \
KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-Alpine"
done
}
_package() {
local _buildflavor="$1" _outdir="$2"
local _abi_release=${pkgver}-${pkgrel}-${_buildflavor}
export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"
cd "$srcdir"/build-$_buildflavor.$CARCH
# modules_install seems to regenerate a defect Modules.symvers on s390x. Work
# around it by backing it up and restore it after modules_install
cp Module.symvers Module.symvers.backup
mkdir -p "$_outdir"/boot "$_outdir"/lib/modules
local _install
case "$CARCH" in
arm*|aarch64) _install="zinstall dtbs_install";;
*) _install=install;;
esac
make -j1 modules_install $_install \
ARCH="$_carch" \
INSTALL_MOD_PATH="$_outdir" \
INSTALL_PATH="$_outdir"/boot \
INSTALL_DTBS_PATH="$_outdir/boot/dtbs-$_flavor"
cp Module.symvers.backup Module.symvers
rm -f "$_outdir"/lib/modules/${_abi_release}/build \
"$_outdir"/lib/modules/${_abi_release}/source
rm -rf "$_outdir"/lib/firmware
install -D include/config/kernel.release \
"$_outdir"/usr/share/kernel/$_buildflavor/kernel.release
}
# main flavor installs in $pkgdir
package() {
depends="$depends linux-firmware-any"
_package lts "$pkgdir"
}
# subflavors install in $subpkgdir
virt() {
_package virt "$subpkgdir"
}
_dev() {
local _flavor=$(echo $subpkgname | sed -E 's/(^linux-|-dev$)//g')
local _abi_release=${pkgver}-${pkgrel}-$_flavor
# copy the only the parts that we really need for build 3rd party
# kernel modules and install those as /usr/src/linux-headers,
# simlar to what ubuntu does
#
# this way you dont need to install the 300-400 kernel sources to
# build a tiny kernel module
#
pkgdesc="Headers and script for third party modules for $_flavor kernel"
depends="$_depends_dev"
local dir="$subpkgdir"/usr/src/linux-headers-${_abi_release}
export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"
# first we import config, run prepare to set up for building
# external modules, and create the scripts
mkdir -p "$dir"
cp "$srcdir"/config-$_flavor.${CARCH} "$dir"/.config
echo "-$pkgrel-$_flavor" > "$dir"/localversion-alpine
make -j1 -C "$srcdir"/linux-$_kernver O="$dir" ARCH="$_carch" \
syncconfig prepare modules_prepare scripts
# remove the stuff that points to real sources. we want 3rd party
# modules to believe this is the soruces
rm "$dir"/Makefile "$dir"/source
# copy the needed stuff from real sources
#
# this is taken from ubuntu kernel build script
# http://kernel.ubuntu.com/git/ubuntu/ubuntu-zesty.git/tree/debian/rules.d/3-binary-indep.mk
cd "$srcdir"/linux-$_kernver
find . -path './include/*' -prune \
-o -path './scripts/*' -prune -o -type f \
\( -name 'Makefile*' -o -name 'Kconfig*' -o -name 'Kbuild*' -o \
-name '*.sh' -o -name '*.pl' -o -name '*.lds' -o -name 'Platform' \) \
-print | cpio -pdm "$dir"
cp -a scripts include "$dir"
find $(find arch -name include -type d -print) -type f \
| cpio -pdm "$dir"
install -Dm644 "$srcdir"/build-$_flavor.$CARCH/Module.symvers \
"$dir"/Module.symvers
mkdir -p "$subpkgdir"/lib/modules/${_abi_release}
ln -sf /usr/src/linux-headers-${_abi_release} \
"$subpkgdir"/lib/modules/${_abi_release}/build
}
sha512sums="
80ab274ca3d30935d9913490662f17499c1ceedb438fe171554097d25ffc1cf85ee53f0c1642e94c0b833fdfb17636cd554bf685e4a6f5dac20cf122c1a25447 RM1XX_5.4.70_v1.3.3.tar.gz
6f2036a2f88b0d80ba5e37e3d119aebd2dc33453f5a5d84b319ec50c0c00d8cb93fc4b3f5e10f3d56c1496f3cb297551c405f36c5d864af112398f0792f1549a enable-sdhc1.patch
"