void-packages/srcpkgs/rpi-kernel/template

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# Template file for 'rpi-kernel'
#
_githash="1ee357126701ce815aa6c9219d373df40dc5f456"
_gitshort="${_githash:0:7}"
pkgname=rpi-kernel
version=3.12.28
revision=2
wrksrc="linux-${_githash}"
maintainer="Juan RP <xtraeme@gmail.com>"
homepage="http://www.kernel.org"
license="GPL-2"
short_desc="The Linux kernel and modules for Raspberry Pi (${version%.*} series [git ${_gitshort}])"
distfiles="https://github.com/raspberrypi/linux/archive/${_githash}.tar.gz"
checksum=4917a9e01138f2f44d4f226244465ace66568a23d40c8e3dbd4c4cd420ccd7ae
_kernver="${version}_${revision}"
nostrip=yes
noverifyrdeps=yes
only_for_archs="armv6l"
hostmakedepends="perl python kmod>=11_2 uboot-mkimage libressl-openssl elfutils bc"
makedepends="ncurses-devel"
replaces="kernel-rpi>=0"
triggers="kernel-hooks"
# These files could be modified when an external module is built.
mutable_files="
/usr/lib/modules/${_kernver}/modules.dep
/usr/lib/modules/${_kernver}/modules.dep.bin
/usr/lib/modules/${_kernver}/modules.symbols
/usr/lib/modules/${_kernver}/modules.symbols.bin
/usr/lib/modules/${_kernver}/modules.alias
/usr/lib/modules/${_kernver}/modules.alias.bin
/usr/lib/modules/${_kernver}/modules.devname"
pre_configure() {
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# Remove .git directory, otherwise scripts/setkernelversion.sh
# modifies KERNELRELEASE and appends + to it.
rm -rf .git
}
do_configure() {
if [ "$CROSS_BUILD" ]; then
_args="CROSS_COMPILE=${XBPS_CROSS_TRIPLET}-"
fi
# Copy required files to create the bootable image.
cp ${FILESDIR}/args-uncompressed.txt arch/arm/boot/
cp ${FILESDIR}/boot-uncompressed.txt arch/arm/boot/
cp ${FILESDIR}/imagetool-uncompressed.py arch/arm/boot/
# Use upstream default configuration, no need to maintain ours.
make ${makejobs} ${_args} ARCH=arm bcmrpi_defconfig
# Always use our revision to CONFIG_LOCALVERSION to match our pkg version.
sed -i -e "s|^\(CONFIG_LOCALVERSION=\).*|\1\"_${revision}\"|" .config
}
do_build() {
if [ "$CROSS_BUILD" ]; then
_args="CROSS_COMPILE=${XBPS_CROSS_TRIPLET}-"
fi
make ${makejobs} ${_args} ARCH=arm prepare
make ${makejobs} ${_args} ARCH=arm uImage modules
}
do_install() {
local hdrdest
# Run depmod after compressing modules.
sed -i '2iexit 0' scripts/depmod.sh
# Install kernel, firmware and modules
make ${makejobs} ARCH=arm INSTALL_MOD_PATH=${DESTDIR} modules_install
# Generate kernel.img and install it to destdir.
cd arch/arm/boot
/usr/bin/python2 imagetool-uncompressed.py
cd ${wrksrc}
vinstall arch/arm/boot/kernel.img 644 boot
hdrdest=${DESTDIR}/usr/src/${sourcepkg}-headers-${_kernver}
# Switch to /usr.
vmkdir usr
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mv ${DESTDIR}/lib ${DESTDIR}/usr
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cd ${DESTDIR}/usr/lib/modules/${_kernver}
rm -f source build
ln -sf ../../../src/${sourcepkg}-headers-${_kernver} build
cd ${wrksrc}
# Install required headers to build external modules
install -Dm644 Makefile ${hdrdest}/Makefile
install -Dm644 kernel/Makefile ${hdrdest}/kernel/Makefile
install -Dm644 .config ${hdrdest}/.config
mkdir -p ${hdrdest}/include
# Remove firmware stuff provided by the "linux-firmware" pkg.
rm -rf ${DESTDIR}/usr/lib/firmware
for i in acpi asm-generic config crypto drm generated linux math-emu \
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media net pcmcia scsi sound trace uapi video xen; do
[ -d include/$i ] && cp -a include/$i ${hdrdest}/include
done
cd ${wrksrc}
# Copy files necessary for later builds.
cp Module.symvers ${hdrdest}
cp -a scripts ${hdrdest}
# fix permissions on scripts dir
chmod og-w -R ${hdrdest}/scripts
# copy arch includes for external modules
mkdir -p ${hdrdest}/arch/arm/mach-bcm2708
cp -a arch/arm/include ${hdrdest}/arch/arm
cp -a arch/arm/mach-bcm2708/include ${hdrdest}/arch/arm/mach-bcm2708
mkdir -p ${hdrdest}/arch/arm/kernel
cp arch/arm/Makefile ${hdrdest}/arch/arm
cp arch/arm/kernel/asm-offsets.s ${hdrdest}/arch/arm/kernel
# Add docbook makefile
install -Dm644 Documentation/DocBook/Makefile \
${hdrdest}/Documentation/DocBook/Makefile
# Add md headers
mkdir -p ${hdrdest}/drivers/md
cp drivers/md/*.h ${hdrdest}/drivers/md
# Add inotify.h
mkdir -p ${hdrdest}/include/linux
cp include/linux/inotify.h ${hdrdest}/include/linux
# Add wireless headers
mkdir -p ${hdrdest}/net/mac80211/
cp net/mac80211/*.h ${hdrdest}/net/mac80211
# add dvb headers for external modules
mkdir -p ${hdrdest}/include/config/dvb/
cp include/config/dvb/*.h ${hdrdest}/include/config/dvb/
# Copy in Kconfig files
for i in $(find . -name "Kconfig*"); do
mkdir -p ${hdrdest}/$(echo $i | sed 's|/Kconfig.*||')
cp $i ${hdrdest}/$i
done
# Remove unneeded architectures
for arch in alpha arm26 avr32 blackfin cris frv h8300 \
ia64 m* p* s* um v850 x86 xtensa; do
rm -rf ${hdrdest}/arch/${arch}
done
# Compress all modules with xz to save a few MBs.
msg_normal "$pkgver: compressing kernel modules with gzip, please wait...\n"
find ${DESTDIR} -name '*.ko' -exec gzip -9 {} \;
# ... and run depmod again.
depmod -b ${DESTDIR}/usr -F System.map ${_kernver}
}
rpi-kernel-headers_package() {
nostrip=yes
noverifyrdeps=yes
replaces="kernel-rpi-headers>=0"
short_desc="The Linux kernel headers for Raspberry Pi (${version%.*} series [git ${_gitshort}])"
pkg_install() {
vmove usr/src
vmove usr/lib/modules/${_kernver}/build
}
}