linux-surface/pkg/arch/kernel-lts/PKGBUILD
Maximilian Luz 4703879435
Update v4.19 patches
Changes:
 - SAM:
   - Clean up code

 - Misc:
   - Revert erroneous efivarfs change in v4.19.160

Links:
 - SAM: b97b5d8f9e
 - kernel: b2de1a748f
2020-11-28 03:44:40 +01:00

224 lines
7.4 KiB
Bash

# Maintainer: Maximilian Luz <luzmaximilian@gmail.com>
pkgbase=linux-surface-lts
pkgver=4.19.157
pkgrel=2
pkgdesc='LTS Linux'
url="https://www.kernel.org/"
arch=(x86_64)
license=(GPL2)
makedepends=(
bc kmod libelf
xmlto python-sphinx python-sphinx_rtd_theme graphviz imagemagick
)
options=('!strip')
_srcname=linux-$pkgver
source=(
https://www.kernel.org/pub/linux/kernel/v${pkgver%%.*}.x/${_srcname}.tar.{xz,sign}
config # the main kernel config file
0001-ZEN-Add-sysctl-and-CONFIG-to-disallow-unprivileged-C.patch
surface.config
0001-surface3-power.patch
0002-surface3-touchscreen-dma-fix.patch
0003-surface3-oemb.patch
0004-surface-buttons.patch
0005-suspend.patch
0006-ipts.patch
0007-wifi.patch
0008-surface-gpe.patch
0009-surface-sam-over-hid.patch
0010-surface-sam.patch
0011-surface-typecover.patch
)
validpgpkeys=(
'ABAF11C65A2970B130ABE3C479BE3E4300411886' # Linus Torvalds
'647F28654894E3BD457199BE38DBBDC86092693E' # Greg Kroah-Hartman
)
# https://www.kernel.org/pub/linux/kernel/v4.x/sha256sums.asc
sha256sums=('76dca365255c1a13778c3b24f0eae14f4e66bc12fe79f5e6592b116fc57ef755'
'SKIP'
'4e68572e7cc4c5368f0236e0792660ae8498373988625dca46e509399a7eaea6'
'a13581d3c6dc595206e4fe7fcf6b542e7a1bdbe96101f0f010fc5be49f99baf2'
'dacf6a14239e151bae71587e6e604faeadd1e63975edeba4bb8033806b68c67a'
'0c3a8f6579e9f127858352eed815325a06056fc22fef18fa2aee208b3d27f990'
'fe942c357e4d45bbf00f53107888e2523eb2edd85ecac00877bb60ae153b0f3d'
'f9c577a0ad181d621af2e1022b5ddd7979f3e0b2b94e63ce0d7056aaa887697e'
'f7efc66bd4db55226138bee4f85c9f16fa39351476e6843d1450fc8aa10a183b'
'b92983fe29871fe4f722390c8d54c10724980a74070d38338eeb693dd91d26cd'
'50675406cc820aa8a96beb9645d1f14a3f1e31a534bdefd8620cee34fb6ffbbf'
'0272246c9e2730ddf46fb23f5f2ad971d42899fbeec532a6b2c15b07ed78045d'
'7afbd27556c12c6cb54534fd7bf696c8f7857d8ccef09a6b1c7a9f8ef5d0842e'
'ae22f9b1de06f2ee356abb0e8cb442506c6f2566be3ed878289c061159f8b76a'
'182475b9d221b4a8797d0c160e00a184d64a1af7676270411a527bcbcb7040fa'
'1e25ddc6d2c3fc1923e1ab55009ac946062f48f0104fc456fa438f8b96327751')
export KBUILD_BUILD_HOST=archlinux
export KBUILD_BUILD_USER=$pkgbase
export KBUILD_BUILD_TIMESTAMP="$(date -Ru${SOURCE_DATE_EPOCH:+d @$SOURCE_DATE_EPOCH})"
# optional certificate and key for secure boot signing
_mok_crt="$PWD/MOK.crt"
_mok_key="$PWD/MOK.key"
prepare() {
cd $_srcname
msg2 "Setting version..."
scripts/setlocalversion --save-scmversion
echo "-$pkgrel" > localversion.10-pkgrel
echo "${pkgbase#linux}" > localversion.20-pkgname
local src
for src in "${source[@]}"; do
src="${src%%::*}"
src="${src##*/}"
[[ $src = *.patch ]] || continue
msg2 "Applying patch $src..."
patch -Np1 < "../$src"
done
msg2 "Setting config..."
# cp ../config .config
# merge the two configs together
./scripts/kconfig/merge_config.sh -m ../config ../surface.config
make olddefconfig
make -s kernelrelease > version
msg2 "Prepared %s version %s" "$pkgbase" "$(<version)"
}
build() {
cd $_srcname
make bzImage modules
}
_package() {
pkgdesc="The $pkgdesc kernel and modules"
depends=(coreutils kmod initramfs)
optdepends=('crda: to set the correct wireless channels of your country'
'linux-firmware: firmware images needed for some devices')
provides=("linux=${pkgver}")
cd $_srcname
local kernver="$(<version)"
local modulesdir="$pkgdir/usr/lib/modules/$kernver"
local image_name="$(make -s image_name)"
# sign boot image if the prequisites are available
if [[ -f "$_mok_crt" ]] && [[ -f "$_mok_key" ]] && [[ -x "$(command -v sbsign)" ]]; then
msg2 "Signing boot image..."
sbsign --key "$_mok_key" --cert "$_mok_crt" --output "$image_name" "$image_name"
fi
msg2 "Installing boot image..."
# systemd expects to find the kernel here to allow hibernation
# https://github.com/systemd/systemd/commit/edda44605f06a41fb86b7ab8128dcf99161d2344
install -Dm644 "$image_name" "$modulesdir/vmlinuz"
# Used by mkinitcpio to name the kernel
echo "$pkgbase" | install -Dm644 /dev/stdin "$modulesdir/pkgbase"
msg2 "Installing modules..."
make INSTALL_MOD_PATH="$pkgdir/usr" modules_install
# remove build and source links
rm "$modulesdir"/{source,build}
msg2 "Fixing permissions..."
chmod -Rc u=rwX,go=rX "$pkgdir"
}
_package-headers() {
pkgdesc="Headers and scripts for building modules for the $pkgdesc kernel"
provides=("linux-headers=${pkgver}")
cd $_srcname
local builddir="$pkgdir/usr/lib/modules/$(<version)/build"
msg2 "Installing build files..."
install -Dt "$builddir" -m644 .config Makefile Module.symvers System.map \
localversion.* version vmlinux
install -Dt "$builddir/kernel" -m644 kernel/Makefile
install -Dt "$builddir/arch/x86" -m644 arch/x86/Makefile
cp -t "$builddir" -a scripts
# add objtool for external module building and enabled VALIDATION_STACK option
install -Dt "$builddir/tools/objtool" tools/objtool/objtool
# add xfs and shmem for aufs building
mkdir -p "$builddir"/{fs/xfs,mm}
# this is gone in v5.3
mkdir "$builddir/.tmp_versions"
msg2 "Installing headers..."
cp -t "$builddir" -a include
cp -t "$builddir/arch/x86" -a arch/x86/include
install -Dt "$builddir/arch/x86/kernel" -m644 arch/x86/kernel/asm-offsets.s
install -Dt "$builddir/drivers/md" -m644 drivers/md/*.h
install -Dt "$builddir/net/mac80211" -m644 net/mac80211/*.h
# http://bugs.archlinux.org/task/13146
install -Dt "$builddir/drivers/media/i2c" -m644 drivers/media/i2c/msp3400-driver.h
# http://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 "$builddir/drivers/media/tuners" -m644 drivers/media/tuners/*.h
msg2 "Installing KConfig files..."
find . -name 'Kconfig*' -exec install -Dm644 {} "$builddir/{}" \;
msg2 "Removing unneeded architectures..."
local arch
for arch in "$builddir"/arch/*/; do
[[ $arch = */x86/ ]] && continue
echo "Removing $(basename "$arch")"
rm -r "$arch"
done
msg2 "Removing documentation..."
rm -r "$builddir/Documentation"
msg2 "Removing broken symlinks..."
find -L "$builddir" -type l -printf 'Removing %P\n' -delete
msg2 "Removing loose objects..."
find "$builddir" -type f -name '*.o' -printf 'Removing %P\n' -delete
msg2 "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 "$builddir" -type f -perm -u+x ! -name vmlinux -print0)
msg2 "Adding symlink..."
mkdir -p "$pkgdir/usr/src"
ln -sr "$builddir" "$pkgdir/usr/src/$pkgbase"
msg2 "Fixing permissions..."
chmod -Rc u=rwX,go=rX "$pkgdir"
}
pkgname=("$pkgbase" "$pkgbase-headers")
for _p in "${pkgname[@]}"; do
eval "package_$_p() {
$(declare -f "_package${_p#$pkgbase}")
_package${_p#$pkgbase}
}"
done
# vim:set ts=8 sts=2 sw=2 et: