PKGBUILDs/core/linux-chromebook/PKGBUILD

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# Maintainer: Kevin Mihelich <kevin@archlinuxarm.org>
# Maintainer: stratum nine <strata@dropswitch.net>
buildarch=4
pkgbase=linux-chromebook
pkgname=('linux-chromebook' 'linux-headers-chromebook')
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pkgver=20130731
_kernelname=${pkgname#linux}
_basever=3.4
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pkgrel=1
pkgdesc="Chromium OS kernel with ArchLinux ARM tweaks for SAMSUNG ARM Chromebook."
arch=('armv7h')
url="http://git.chromium.org/gitweb/?p=chromiumos/third_party/kernel.git;a=summary"
license=('GPL2')
makedepends=('uboot-mkimage' 'dtc' 'git')
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source=('config'
'kernel.its')
md5sums=('9ef2273a0befbc005260ebbaf8b912f7'
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'1ee7e0f62516ba3af19022c25636011c')
_gitroot='https://git.chromium.org/git/chromiumos/third_party/kernel.git'
_gitname='chromeos-3.4'
_gitbranch='chromeos-3.4'
build() {
cd "$srcdir"
msg "Connecting to GIT server...."
if [[ -d "$_gitname" ]]; then
cd "$_gitname" && git pull origin
msg "The local files are updated."
else
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git clone --depth 1 --branch="${_gitbranch}" "$_gitroot" "$_gitname"
fi
msg "GIT checkout done or server timeout"
msg "Starting build..."
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cd "$srcdir/${_gitname}"
# Kernel configuration
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cp "${srcdir}/config" .config
msg "Get kernel version ..."
make prepare
msg "Building kernel and modules ..."
make uImage modules
msg "Creating .dtb's ..."
make dtbs
msg "Creating FIT image for nv-U-boot ..."
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cp "${srcdir}/kernel.its" arch/arm/boot/kernel.its
cd arch/arm/boot
mkimage -f kernel.its zImage
cp -v zImage vmlinux.uimg
}
package_linux-chromebook() {
pkgdesc="The Linux Kernel and modules - SAMSUNG ARM Chromebook kernel and modules"
depends=('coreutils' 'linux-firmware' 'module-init-tools>=3.16')
optdepends=('crda: to set the correct wireless channels of your country')
provides=('linux26' "linux=${pkgver}")
install=${pkgname}.install
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cd "${srcdir}/${_gitname}"
KARCH=arm
# get kernel version
_kernver="$(make kernelrelease)"
mkdir -p "${pkgdir}"/{lib/modules,lib/firmware,boot}
make INSTALL_MOD_PATH="${pkgdir}" modules_install
cp arch/arm/boot/vmlinux.uimg "${pkgdir}/boot/vmlinux.uimg"
# set correct depmod command for install
sed \
-e "s/KERNEL_NAME=.*/KERNEL_NAME=${_kernelname}/g" \
-e "s/KERNEL_VERSION=.*/KERNEL_VERSION=${_kernver}/g" \
-i "${startdir}/${pkgname}.install"
# remove build and source links
rm -f "${pkgdir}"/lib/modules/${_kernver}/{source,build}
# remove the firmware
rm -rf "${pkgdir}/lib/firmware"
# gzip -9 all modules to save 100MB of space
find "${pkgdir}" -name '*.ko' | xargs -P 2 -n 1 gzip -9
# add real version for building modules and running depmod from post_install/upgrade
mkdir -p "${pkgdir}/lib/modules/extramodules-${_basever}"
echo "${_kernver}" > "${pkgdir}/lib/modules/extramodules-${_basever}/version"
# Now we call depmod...
depmod -b "$pkgdir" -F System.map "$_kernver"
# move the module tree /lib -> /usr/lib
mkdir -p "${pkgdir}/usr"
mv "$pkgdir/lib" "$pkgdir/usr"
}
package_linux-headers-chromebook() {
pkgdesc="Header files and scripts for building modules for linux kernel - SAMSUNG ARM Chromebook"
provides=("linux-headers=${pkgver}")
conflicts=('linux-headers-omap' 'linux-headers-trimslice')
install -dm755 "${pkgdir}/usr/lib/modules/${_kernver}"
cd "${pkgdir}/usr/lib/modules/${_kernver}"
ln -sf ../../../src/linux-${_kernver} build
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cd "${srcdir}/${_gitname}"
install -D -m644 Makefile \
"${pkgdir}/usr/src/linux-${_kernver}/Makefile"
install -D -m644 kernel/Makefile \
"${pkgdir}/usr/src/linux-${_kernver}/kernel/Makefile"
install -D -m644 .config \
"${pkgdir}/usr/src/linux-${_kernver}/.config"
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/include"
for i in acpi asm-generic config crypto drm generated linux math-emu \
media net pcmcia scsi sound trace video xen; do
cp -a include/${i} "${pkgdir}/usr/src/linux-${_kernver}/include/"
done
# copy arch includes for external modules
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH
cp -a arch/$KARCH/include ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/mach-exynos
cp -a arch/$KARCH/mach-exynos/include ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/mach-exynos/
mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/plat-samsung
cp -a arch/$KARCH/plat-samsung/include ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/plat-samsung/
# copy files necessary for later builds, like nvidia and vmware
cp Module.symvers "${pkgdir}/usr/src/linux-${_kernver}"
cp -a scripts "${pkgdir}/usr/src/linux-${_kernver}"
# fix permissions on scripts dir
chmod og-w -R "${pkgdir}/usr/src/linux-${_kernver}/scripts"
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/.tmp_versions"
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/arch/${KARCH}/kernel"
cp arch/${KARCH}/Makefile "${pkgdir}/usr/src/linux-${_kernver}/arch/${KARCH}/"
if [ "${CARCH}" = "i686" ]; then
cp arch/${KARCH}/Makefile_32.cpu "${pkgdir}/usr/src/linux-${_kernver}/arch/${KARCH}/"
fi
cp arch/${KARCH}/kernel/asm-offsets.s "${pkgdir}/usr/src/linux-${_kernver}/arch/${KARCH}/kernel/"
# add headers for lirc package
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video"
cp drivers/media/video/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video/"
for i in bt8xx cpia2 cx25840 cx88 em28xx et61x251 pwc saa7134 sn9c102; do
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video/${i}"
cp -a drivers/media/video/${i}/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video/${i}"
done
# add docbook makefile
install -D -m644 Documentation/DocBook/Makefile \
"${pkgdir}/usr/src/linux-${_kernver}/Documentation/DocBook/Makefile"
# add dm headers
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/md"
cp drivers/md/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/md"
# add inotify.h
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/include/linux"
cp include/linux/inotify.h "${pkgdir}/usr/src/linux-${_kernver}/include/linux/"
# add wireless headers
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/net/mac80211/"
cp net/mac80211/*.h "${pkgdir}/usr/src/linux-${_kernver}/net/mac80211/"
# add dvb headers for external modules
# in reference to:
# http://bugs.archlinux.org/task/9912
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-core"
cp drivers/media/dvb/dvb-core/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-core/"
# add dvb headers for http://mcentral.de/hg/~mrec/em28xx-new
# in reference to:
# http://bugs.archlinux.org/task/13146
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/"
cp drivers/media/dvb/frontends/lgdt330x.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/"
cp drivers/media/video/msp3400-driver.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/"
# add dvb headers
# in reference to:
# http://bugs.archlinux.org/task/20402
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-usb"
cp drivers/media/dvb/dvb-usb/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-usb/"
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends"
cp drivers/media/dvb/frontends/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/"
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/common/tuners"
cp drivers/media/common/tuners/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/common/tuners/"
# add xfs and shmem for aufs building
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/fs/xfs"
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/mm"
cp fs/xfs/xfs_sb.h "${pkgdir}/usr/src/linux-${_kernver}/fs/xfs/xfs_sb.h"
# copy in Kconfig files
for i in `find . -name "Kconfig*"`; do
mkdir -p "${pkgdir}"/usr/src/linux-${_kernver}/`echo ${i} | sed 's|/Kconfig.*||'`
cp ${i} "${pkgdir}/usr/src/linux-${_kernver}/${i}"
done
chown -R root.root "${pkgdir}/usr/src/linux-${_kernver}"
find "${pkgdir}/usr/src/linux-${_kernver}" -type d -exec chmod 755 {} \;
# strip scripts directory
find "${pkgdir}/usr/src/linux-${_kernver}/scripts" -type f -perm -u+w 2>/dev/null | while read binary ; do
case "$(file -bi "${binary}")" in
*application/x-sharedlib*) # Libraries (.so)
/usr/bin/strip ${STRIP_SHARED} "${binary}";;
*application/x-archive*) # Libraries (.a)
/usr/bin/strip ${STRIP_STATIC} "${binary}";;
*application/x-executable*) # Binaries
/usr/bin/strip ${STRIP_BINARIES} "${binary}";;
esac
done
# remove unneeded architectures
rm -rf "${pkgdir}"/usr/src/linux-${_kernver}/arch/{alpha,arm26,avr32,blackfin,cris,frv,h8300,ia64,m32r,m68k,m68knommu,mips,microblaze,mn10300,parisc,powerpc,ppc,s390,sh,sh64,sparc,sparc64,um,v850,x86,xtensa}
}