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DPKG_ARCH := $(shell dpkg --print-architecture)
RELEASE := $(shell lsb_release -c -s)
ENV := DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true LC_ALL=C LANG=C
ifneq (,$(findstring amd64,$(DPKG_ARCH)))
PACKAGE := linux-signed-generic
else ifneq (,$(findstring i386,$(DPKG_ARCH)))
PACKAGE := linux-generic
else ifneq (,$(findstring armhf,$(DPKG_ARCH)))
PACKAGE := linux-image-raspi2 raspberrypi-wireless-firmware
else ifneq (,$(findstring arm64,$(DPKG_ARCH)))
PACKAGE := linux-image-snapdragon linux-firmware-snapdragon
endif
install : KVERS = $(shell ls -1 chroot/boot/vmlinuz-*| tail -1 |sed 's/^.*vmlinuz-//;s/.efi.signed$$//')
all:
debootstrap --variant=minbase $(RELEASE) chroot
cp /etc/apt/sources.list chroot/etc/apt/sources.list
mkdir -p chroot/etc/initramfs-tools/conf.d
echo "COMPRESS=lzma" >chroot/etc/initramfs-tools/conf.d/ubuntu-core.conf
$(ENV) chroot chroot apt-get -y update
$(ENV) chroot chroot apt-get -y --allow-unauthenticated install initramfs-tools-ubuntu-core linux-firmware xz-utils
mount --bind /proc chroot/proc
mount --bind /sys chroot/sys
$(ENV) chroot chroot apt-get -y --allow-unauthenticated install $(PACKAGE)
umount chroot/sys
umount chroot/proc
install:
mkdir -p $(DESTDIR)/lib $(DESTDIR)/meta $(DESTDIR)/firmware $(DESTDIR)/modules
if [ -f chroot/boot/vmlinu?-*.signed ]; then \
mv chroot/boot/vmlinu?-*.signed $(DESTDIR)/kernel.img; \
else \
mv chroot/boot/vmlinu?-* $(DESTDIR)/kernel.img; \
fi
mv chroot/boot/initrd.img-* $(DESTDIR)/initrd.img
# copy meta data into the snap
cp -ar chroot/boot/abi-* chroot/boot/System.map-* chroot/boot/config-* $(DESTDIR)/
# arch dependant stuff
# TODO: match against the name in snapcraft.yaml too so we have more fine grained
# subarch handling
if [ "$(DPKG_ARCH)" = "arm64" ]; then \
mkdir -p $(DESTDIR)/dtbs; \
cp -a chroot/lib/firmware/$(KVERS)/device-tree/* $(DESTDIR)/dtbs/; \
cp chroot/lib/firmware/$(KVERS)/device-tree/qcom/apq8016-sbc-snappy.dtb $(DESTDIR)/dtbs/apq8016-sbc.dtb; \
mkdir -p $(DESTDIR)/firmware/wlan; \
ln -s /run/macaddr0 $(DESTDIR)/firmware/wlan/; \
fi
if [ "$(DPKG_ARCH)" = "armhf" ]; then \
mkdir -p $(DESTDIR)/dtbs; \
cp -a chroot/lib/firmware/$(KVERS)/device-tree/* $(DESTDIR)/dtbs/; \
tar -C $(DESTDIR)/dtbs -f $(DESTDIR)/dtbs/overlays.tgz -czv overlays; \
rm -rf $(DESTDIR)/dtbs/overlays; \
if [ -d chroot/usr/share/doc/raspberrypi-wireless-firmware ]; then \
mv chroot/usr/share/doc/raspberrypi-wireless-firmware $(DESTDIR)/firmware/rpi-wlanfw-licenses; \
fi; \
fi
# copy modules and firmware
cp -a chroot/lib/modules/* $(DESTDIR)/modules/
cp -a chroot/lib/firmware/* $(DESTDIR)/firmware/
# if we ship the rpi3 wlan firmware, copy it to the right dir
if [ -d chroot/lib/firmware/brcm80211/brcm ]; then \
mv chroot/lib/firmware/brcm80211/brcm/* $(DESTDIR)/firmware/brcm; \
rm -rf chroot/lib/firmware/brcm80211; \
fi
# copy all licenses into the snap
cp /usr/share/common-licenses/GPL-2 $(DESTDIR)/
mv chroot/usr/share/doc/linux-firmware/copyright $(DESTDIR)/firmware/
mv chroot/usr/share/doc/linux-firmware/licenses $(DESTDIR)/firmware/
# create all links
cd $(DESTDIR)/lib; ln -s ../firmware .
cd $(DESTDIR)/lib; ln -s ../modules .
cd $(DESTDIR); ln -s kernel.img vmlinuz-$(KVERS)
cd $(DESTDIR); ln -s kernel.img vmlinuz
cd $(DESTDIR); ln -s initrd.img initrd.img-$(KVERS)
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