PKGBUILDs/core/linux-raspberrypi/PKGBUILD
Shenghao Yang 8c88fa2319 core/linux-raspberrypi to 4.14.56-2 (#1605)
- The serial device bus was compiled as a module, but this disabled
  use of the serial device TTY port controller that actually
  interfaces with the serdev drivers[1], rendering them unusable.
  Examples include the serdev driver for broadcom bluetooth HCI.

- Once built in to the kernel, enabling SERIAL_DEV_CTRL_TTYPORT to
  be built in, the userspace dependency on btattach is removed
  and the presence of the bluetooth controller can be indicated
  in the device tree, instead. This doesn't simply get rid of
  the dependency on btattach, but improves functionality,
  as the kernel does not restore the UART link to a higher baud
  rate after uploading the firmware to the bluetooth controller
  when notified of the controller over btattach but does so
  when notified through the device tree. hciattach does
  restore a higher set baud rate, but that is deprecated.

- According to [2], the configuration settings USB_CONFIGFS_F_*
  are meant for the user to indicate what sort of gadget
  functionality is to be enabled, while settings USB_F_* are
  meant to be used in the makefile for compilation.

- Enabled USB_CONFIGFS_F_UAC2 at the same time, since UAC1
  does not play well when used with a high-speed composite
  device (UAC1 is not compatible with high-speed, while
  UAC2 is)

- Kernel image size increased by 4008 bytes after these changes

1 - http://events17.linuxfoundation.org/sites/events/files/slides/serdev-elce-2017-2.pdf
2 - https://www.spinics.net/lists/linux-usb/msg142134.html
2018-07-30 17:25:35 -06:00

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# Maintainer: Dave Higham <pepedog@archlinuxarm.org>
# Maintainer: Kevin Mihelich <kevin@archlinuxarm.org>
# Maintainer: Oleg Rakhmanov <oleg@archlinuxarm.org>
buildarch=20
pkgbase=linux-raspberrypi
_commit=1c70d2de54534eb78728fb405b187a5ec525f7fc
_srcname=linux-${_commit}
_kernelname=${pkgbase#linux}
_desc="Raspberry Pi"
pkgver=4.14.56
pkgrel=2
arch=('armv6h' 'armv7h')
url="http://www.kernel.org/"
license=('GPL2')
makedepends=('xmlto' 'docbook-xsl' 'kmod' 'inetutils' 'bc' 'git')
options=('!strip')
source=("https://github.com/raspberrypi/linux/archive/${_commit}.tar.gz"
'config.txt'
'cmdline.txt'
'config'
'linux.preset'
'99-linux.hook')
md5sums=('e5676b8bc923e1e54cd29a5c3b8021a5'
'7c6b37a1353caccf6d3786bb4161c218'
'60bc3624123c183305677097bcd56212'
'f2474f1f0bfe23560d21b3e8655fbadd'
'552c43bf6c0225bc213b31ee942b7000'
'982f9184dfcfbe52110795cf73674334')
prepare() {
cd "${srcdir}/${_srcname}"
cat "${srcdir}/config" > ./.config
# add pkgrel to extraversion
sed -ri "s|^(EXTRAVERSION =)(.*)|\1 \2-${pkgrel}|" Makefile
# don't run depmod on 'make install'. We'll do this ourselves in packaging
sed -i '2iexit 0' scripts/depmod.sh
}
build() {
cd "${srcdir}/${_srcname}"
# get kernel version
make prepare
# load configuration
# Configure the kernel. Replace the line below with one of your choice.
#make menuconfig # CLI menu for configuration
#make nconfig # new CLI menu for configuration
#make xconfig # X-based configuration
#make oldconfig # using old config from previous kernel version
#make bcmrpi_defconfig # using RPi defconfig
# ... or manually edit .config
# Copy back our configuration (use with new kernel version)
#cp ./.config ../${pkgver}.config
####################
# stop here
# this is useful to configure the kernel
#msg "Stopping build"
#return 1
####################
#yes "" | make config
make ${MAKEFLAGS} zImage modules dtbs
}
_package() {
pkgdesc="The Linux Kernel and modules - ${_desc}"
depends=('coreutils' 'linux-firmware' 'kmod' 'mkinitcpio>=0.7' 'firmware-raspberrypi')
optdepends=('crda: to set the correct wireless channels of your country')
provides=('kernel26' "linux=${pkgver}")
conflicts=('kernel26' 'linux')
install=${pkgname}.install
backup=('boot/config.txt' 'boot/cmdline.txt')
replaces=('linux-raspberrypi-latest')
cd "${srcdir}/${_srcname}"
KARCH=arm
# get kernel version
_kernver="$(make kernelrelease)"
mkdir -p "${pkgdir}"/{lib/modules,lib/firmware}
make INSTALL_MOD_PATH="${pkgdir}" modules_install
make INSTALL_DTBS_PATH="${pkgdir}/boot" dtbs_install
[[ $CARCH == "armv6h" ]] && cp arch/$KARCH/boot/zImage "${pkgdir}/boot/kernel.img" \
&& rm -f "${pkgdir}"/boot/bcm{2836,2709,2710}*.dtb
[[ $CARCH == "armv7h" ]] && cp arch/$KARCH/boot/zImage "${pkgdir}/boot/kernel7.img" \
&& rm -f "${pkgdir}"/boot/bcm{2835,2708}*.dtb
cp arch/$KARCH/boot/dts/overlays/README "${pkgdir}/boot/overlays"
# 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"
# install mkinitcpio preset file for kernel
install -D -m644 "${srcdir}/linux.preset" "${pkgdir}/etc/mkinitcpio.d/${pkgbase}.preset"
sed \
-e "1s|'linux.*'|'${pkgbase}'|" \
-e "s|ALL_kver=.*|ALL_kver=\"${_kernver}\"|" \
-i "${pkgdir}/etc/mkinitcpio.d/${pkgbase}.preset"
# install pacman hook for initramfs regeneration
sed "s|%PKGBASE%|${pkgbase}|g" "${srcdir}/99-linux.hook" |
install -D -m644 /dev/stdin "${pkgdir}/usr/share/libalpm/hooks/99-${pkgbase}.hook"
# remove build and source links
rm -f "${pkgdir}"/lib/modules/${_kernver}/{source,build}
# remove the firmware
rm -rf "${pkgdir}/lib/firmware"
# 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"
# install boot files
install -m644 ../config.txt ../cmdline.txt "${pkgdir}/boot"
}
_package-headers() {
pkgdesc="Header files and scripts for building modules for linux kernel - ${_desc}"
provides=("linux-headers=${pkgver}")
conflicts=('linux-headers')
replaces=('linux-raspberrypi-latest-headers')
install -dm755 "${pkgdir}/usr/lib/modules/${_kernver}"
cd "${srcdir}/${_srcname}"
install -D -m644 Makefile \
"${pkgdir}/usr/lib/modules/${_kernver}/build/Makefile"
install -D -m644 kernel/Makefile \
"${pkgdir}/usr/lib/modules/${_kernver}/build/kernel/Makefile"
install -D -m644 .config \
"${pkgdir}/usr/lib/modules/${_kernver}/build/.config"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/include"
for i in acpi asm-generic config crypto drm generated keys linux math-emu \
media net pcmcia scsi soc sound trace uapi video xen; do
cp -a include/${i} "${pkgdir}/usr/lib/modules/${_kernver}/build/include/"
done
# copy arch includes for external modules
mkdir -p ${pkgdir}/usr/lib/modules/${_kernver}/build/arch/$KARCH
cp -a arch/$KARCH/include ${pkgdir}/usr/lib/modules/${_kernver}/build/arch/$KARCH/
# copy files necessary for later builds, like nvidia and vmware
cp Module.symvers "${pkgdir}/usr/lib/modules/${_kernver}/build"
cp -a scripts "${pkgdir}/usr/lib/modules/${_kernver}/build"
# fix permissions on scripts dir
chmod og-w -R "${pkgdir}/usr/lib/modules/${_kernver}/build/scripts"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/.tmp_versions"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/${KARCH}/kernel"
cp arch/${KARCH}/Makefile "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/${KARCH}/"
cp arch/${KARCH}/kernel/asm-offsets.s "${pkgdir}/usr/lib/modules/${_kernver}/build/arch/${KARCH}/kernel/"
# add dm headers
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/md"
cp drivers/md/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/md"
# add inotify.h
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/include/linux"
cp include/linux/inotify.h "${pkgdir}/usr/lib/modules/${_kernver}/build/include/linux/"
# add wireless headers
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/net/mac80211/"
cp net/mac80211/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/net/mac80211/"
# add dvb headers for external modules
# in reference to:
# http://bugs.archlinux.org/task/9912
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-core"
cp drivers/media/dvb-core/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-core/"
# and...
# http://bugs.archlinux.org/task/11194
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/include/config/dvb/"
cp include/config/dvb/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/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 "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-frontends/"
cp drivers/media/dvb-frontends/lgdt330x.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-frontends/"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/i2c/"
cp drivers/media/i2c/msp3400-driver.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/i2c/"
# add dvb headers
# in reference to:
# http://bugs.archlinux.org/task/20402
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/usb/dvb-usb"
cp drivers/media/usb/dvb-usb/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/usb/dvb-usb/"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-frontends"
cp drivers/media/dvb-frontends/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/dvb-frontends/"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/tuners"
cp drivers/media/tuners/*.h "${pkgdir}/usr/lib/modules/${_kernver}/build/drivers/media/tuners/"
# add xfs and shmem for aufs building
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/fs/xfs"
mkdir -p "${pkgdir}/usr/lib/modules/${_kernver}/build/mm"
# copy in Kconfig files
for i in $(find . -name "Kconfig*"); do
mkdir -p "${pkgdir}"/usr/lib/modules/${_kernver}/build/`echo ${i} | sed 's|/Kconfig.*||'`
cp ${i} "${pkgdir}/usr/lib/modules/${_kernver}/build/${i}"
done
chown -R root.root "${pkgdir}/usr/lib/modules/${_kernver}/build"
find "${pkgdir}/usr/lib/modules/${_kernver}/build" -type d -exec chmod 755 {} \;
# strip scripts directory
find "${pkgdir}/usr/lib/modules/${_kernver}/build/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 "${pkgdir}"/usr/lib/modules/${_kernver}/build/arch/{alpha,arc,arm26,arm64,avr32,blackfin,c6x,cris,frv,h8300,hexagon,ia64,m32r,m68k,m68knommu,metag,mips,microblaze,mn10300,openrisc,parisc,powerpc,ppc,s390,score,sh,sh64,sparc,sparc64,tile,unicore32,um,v850,x86,xtensa}
}
pkgname=("${pkgbase}" "${pkgbase}-headers")
for _p in ${pkgname[@]}; do
eval "package_${_p}() {
_package${_p#${pkgbase}}
}"
done