PKGBUILDs/core/linux-chromebook2/PKGBUILD
2014-06-29 01:15:42 +00:00

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# Samsung/HP Chromebook Kernel
# Maintainer: Kevin Mihelich <kevin@archlinuxarm.org>
# Maintainer: stratum nine <strata@dropswitch.net>
buildarch=4
pkgbase=linux-chromebook2
pkgname=('linux-chromebook2' 'linux-headers-chromebook2')
pkgver=20140628
_kernelname=${pkgname#linux}
pkgdesc="ChromiumOS kernel with ArchLinux ARM tweaks"
_basever=3.8
pkgrel=1
arch=('armv7h')
url="https://chromium.googlesource.com/chromiumos/third_party/kernel/+/chromeos-3.8"
license=('GPL2')
makedepends=('xmlto' 'docbook-xsl' 'uboot-mkimage' 'dtc' 'inetutils' 'kmod' 'vboot-utils' 'git')
options=('!strip')
_commit=d2d7d09e21d48cd0d1ad72f00d0bab9ac36c8667
source=("https://chromium.googlesource.com/chromiumos/third_party/kernel/+archive/${_commit}.tar.gz"
'0001-exynos-drm-smem-start-len.patch'
'config'
'kernel.its'
'kernel.keyblock'
'kernel_data_key.vbprivk')
noextract=("${_commit}.tar.gz")
md5sums=('SKIP'
'dc8c3ffa65edd9ee30a1f9805d2b3460'
'a5d06241e13c11fae3eff39aa737dddf'
'1e66637b4771568d2dfa161f5e0357f7'
'61c5ff73c136ed07a7aadbf58db3d96a'
'584777ae88bce2c5659960151b64c7d8')
prepare() {
#Set up and extract kernel
mkdir -p ${srcdir}/chromeos-${_basever}
tar -xf ${_commit}.tar.gz -C ${srcdir}/chromeos-${_basever}
cd ${srcdir}/chromeos-${_basever}
# fix for using xf86-video-fbturbo
git apply ../0001-exynos-drm-smem-start-len.patch
# Kernel configuration
cp "${srcdir}/config" .config
# .its files for FIT Images
cp "${srcdir}/kernel.its" arch/arm/boot/kernel.its
}
build() {
cd ${srcdir}/chromeos-${_basever}
LDFLAGS=""
# get kernel version
make prepare
# load configuration
# Configure the kernel. Replace the line below with one of your choice.
#make menuconfig # CLI menu for configuration
#make nconfig # new CLI menu for configuration
#make xconfig # X-based configuration
#make oldconfig # using old config from previous kernel version
# ... or manually edit .config
# Copy back our configuration (use with new kernel version)
#cp ./.config ../${pkgbase}.config
####################
# stop here
# this is useful to configure the kernel
#msg "Stopping build"
#return 1
####################
#yes "" | make config
# build!
make ${MAKEFLAGS} zImage modules dtbs
cd arch/arm/boot
mkimage -f kernel.its vmlinux.uimg
vbutil_kernel --pack vmlinux.kpart --version 1 --vmlinuz vmlinux.uimg --arch arm --keyblock ${srcdir}/kernel.keyblock --signprivate ${srcdir}/kernel_data_key.vbprivk
}
package_linux-chromebook2() {
pkgdesc="The Linux Kernel and modules - Samsung ARM Chromebook 2 kernel and modules"
depends=('coreutils' 'linux-firmware' 'module-init-tools>=3.16')
optdepends=('crda: to set the correct wireless channels of your country')
provides=('linux26' "linux=${pkgver}")
conflict=('linux')
install=${pkgname}.install
cd ${srcdir}/chromeos-${_basever}
KARCH=arm
# get kernel version
_kernver="$(make kernelrelease)"
_basekernel=${_kernver%%-*}
_basekernel=${_basekernel%.*}
mkdir -p "${pkgdir}"/{lib/modules,lib/firmware,boot/dtbs}
make INSTALL_MOD_PATH="${pkgdir}" modules_install
cp arch/arm/boot/vmlinux.uimg arch/arm/boot/vmlinux.kpart "${pkgdir}/boot"
# 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
# make room for external modules
ln -s "../extramodules-${_basekernel}-${_kernelname:-ARCH}" "${pkgdir}/lib/modules/${_kernver}/extramodules"
# add real version for building modules and running depmod from post_install/upgrade
mkdir -p "${pkgdir}/lib/modules/extramodules-${_basekernel}-${_kernelname:-ARCH}"
echo "${_kernver}" > "${pkgdir}/lib/modules/extramodules-${_basekernel}-${_kernelname:-ARCH}/version"
# Now we call depmod...
depmod -b "$pkgdir" -F System.map "$_kernver"
# move module tree /lib -> /usr/lib
mkdir -p "${pkgdir}/usr"
mv "$pkgdir/lib" "$pkgdir/usr"
}
package_linux-headers-chromebook2() {
pkgdesc="Header files and scripts for building modules for linux kernel - Samsung ARM Chromebook 2"
provides=("linux-headers=${pkgver}")
conflicts=('linux-headers')
install -dm755 "${pkgdir}/usr/lib/modules/${_kernver}"
cd "${pkgdir}/usr/lib/modules/${_kernver}"
ln -sf ../../../src/linux-${_kernver} build
cd ${srcdir}/chromeos-${_basever}
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 keys linux math-emu \
media net pcmcia scsi sound trace uapi 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}/"
cp arch/${KARCH}/kernel/asm-offsets.s "${pkgdir}/usr/src/linux-${_kernver}/arch/${KARCH}/kernel/"
# add headers for lirc package
# pci
for i in bt8xx cx88 saa7134; do
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/pci/${i}"
cp -a drivers/media/pci/${i}/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/pci/${i}"
done
# usb
for i in cpia2 em28xx pwc sn9c102; do
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/usb/${i}"
cp -a drivers/media/usb/${i}/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/usb/${i}"
done
# i2c
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/i2c"
cp drivers/media/i2c/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/i2c/"
for i in cx25840; do
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/i2c/${i}"
cp -a drivers/media/i2c/${i}/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/i2c/${i}"
done
# add docbook makefile
install -D -m644 Documentation/DocBook/Makefile \
"${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-${_kernver}/drivers/media/dvb-core"
cp drivers/media/dvb-core/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb-core/"
# and...
# http://bugs.archlinux.org/task/11194
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/include/config/dvb/"
cp include/config/dvb/*.h "${pkgdir}/usr/src/linux-${_kernver}/include/config/dvb/"
# add dvb headers for http://mcentral.de/hg/~mrec/em28xx-new
# in reference to:
# http://bugs.archlinux.org/task/13146
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb-frontends/"
cp drivers/media/dvb-frontends/lgdt330x.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb-frontends/"
cp drivers/media/i2c/msp3400-driver.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/i2c/"
# add dvb headers
# in reference to:
# http://bugs.archlinux.org/task/20402
mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/usb/dvb-usb"
cp drivers/media/usb/dvb-usb/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/usb/dvb-usb/"
mkdir -p "${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-${_kernver}/drivers/media/tuners"
cp drivers/media/tuners/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/tuners/"
# add xfs and shmem for aufs building
mkdir -p "${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}
}