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-1,266
+1,270
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1
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#
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1
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#
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2
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# Build and Setup RPi2/3 Kernel
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2
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# Build and Setup RPi2/3 Kernel
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3
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#
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3
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#
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4
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4
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# Load utility functions
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5
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# Load utility functions
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. ./functions.sh
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6
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. ./functions.sh
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7
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7
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# Fetch and build latest raspberry kernel
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# Fetch and build latest raspberry kernel
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if [ "$BUILD_KERNEL" = true ] ; then
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9
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if [ "$BUILD_KERNEL" = true ] ; then
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# Setup source directory
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# Setup source directory
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mkdir -p "${R}/usr/src/linux"
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mkdir -p "${R}/usr/src/linux"
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# Copy existing kernel sources into chroot directory
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# Copy existing kernel sources into chroot directory
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if [ -n "$KERNELSRC_DIR" ] && [ -d "$KERNELSRC_DIR" ] ; then
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if [ -n "$KERNELSRC_DIR" ] && [ -d "$KERNELSRC_DIR" ] ; then
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# Copy kernel sources and include hidden files
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# Copy kernel sources and include hidden files
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cp -r "${KERNELSRC_DIR}/". "${R}/usr/src/linux"
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cp -r "${KERNELSRC_DIR}/". "${R}/usr/src/linux"
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# Clean the kernel sources
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# Clean the kernel sources
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if [ "$KERNELSRC_CLEAN" = true ] && [ "$KERNELSRC_PREBUILT" = false ] ; then
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if [ "$KERNELSRC_CLEAN" = true ] && [ "$KERNELSRC_PREBUILT" = false ] ; then
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" mrproper
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" mrproper
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fi
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fi
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else # KERNELSRC_DIR=""
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else # KERNELSRC_DIR=""
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# Create temporary directory for kernel sources
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# Create temporary directory for kernel sources
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temp_dir=$(as_nobody mktemp -d)
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temp_dir=$(as_nobody mktemp -d)
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# Fetch current RPi2/3 kernel sources
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# Fetch current RPi2/3 kernel sources
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if [ -z "${KERNEL_BRANCH}" ] ; then
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if [ -z "${KERNEL_BRANCH}" ] ; then
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as_nobody -H git -C "${temp_dir}" clone --depth=1 "${KERNEL_URL}" linux
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as_nobody -H git -C "${temp_dir}" clone --depth=1 "${KERNEL_URL}" linux
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else
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else
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as_nobody -H git -C "${temp_dir}" clone --depth=1 --branch "${KERNEL_BRANCH}" "${KERNEL_URL}" linux
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as_nobody -H git -C "${temp_dir}" clone --depth=1 --branch "${KERNEL_BRANCH}" "${KERNEL_URL}" linux
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fi
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fi
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# Copy downloaded kernel sources
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# Copy downloaded kernel sources
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cp -r "${temp_dir}/linux/"* "${R}/usr/src/linux/"
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cp -r "${temp_dir}/linux/"* "${R}/usr/src/linux/"
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# Remove temporary directory for kernel sources
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# Remove temporary directory for kernel sources
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rm -fr "${temp_dir}"
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rm -fr "${temp_dir}"
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# Set permissions of the kernel sources
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# Set permissions of the kernel sources
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chown -R root:root "${R}/usr/src"
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chown -R root:root "${R}/usr/src"
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fi
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fi
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# Calculate optimal number of kernel building threads
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# Calculate optimal number of kernel building threads
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if [ "$KERNEL_THREADS" = "1" ] && [ -r /proc/cpuinfo ] ; then
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if [ "$KERNEL_THREADS" = "1" ] && [ -r /proc/cpuinfo ] ; then
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KERNEL_THREADS=$(grep -c processor /proc/cpuinfo)
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KERNEL_THREADS=$(grep -c processor /proc/cpuinfo)
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fi
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fi
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# Configure and build kernel
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# Configure and build kernel
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if [ "$KERNELSRC_PREBUILT" = false ] ; then
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if [ "$KERNELSRC_PREBUILT" = false ] ; then
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# Remove device, network and filesystem drivers from kernel configuration
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# Remove device, network and filesystem drivers from kernel configuration
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if [ "$KERNEL_REDUCE" = true ] ; then
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if [ "$KERNEL_REDUCE" = true ] ; then
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
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sed -i\
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sed -i\
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-e "s/\(^CONFIG_SND.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_SND.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_SOUND.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_SOUND.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_AC97.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_AC97.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_VIDEO_.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_VIDEO_.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_MEDIA_TUNER.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_MEDIA_TUNER.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_DVB.*\=\)[ym]/\1n/"\
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-e "s/\(^CONFIG_DVB.*\=\)[ym]/\1n/"\
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-e "s/\(^CONFIG_REISERFS.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_REISERFS.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_JFS.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_JFS.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_XFS.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_XFS.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_GFS2.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_GFS2.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_OCFS2.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_OCFS2.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_BTRFS.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_BTRFS.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_HFS.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_HFS.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_JFFS2.*\=\)[ym]/\1n/"\
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-e "s/\(^CONFIG_JFFS2.*\=\)[ym]/\1n/"\
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-e "s/\(^CONFIG_UBIFS.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_UBIFS.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_SQUASHFS.*\=\)[ym]/\1n/"\
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-e "s/\(^CONFIG_SQUASHFS.*\=\)[ym]/\1n/"\
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-e "s/\(^CONFIG_W1.*\=\)[ym]/\1n/"\
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-e "s/\(^CONFIG_W1.*\=\)[ym]/\1n/"\
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-e "s/\(^CONFIG_HAMRADIO.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_HAMRADIO.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_CAN.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_CAN.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_IRDA.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_IRDA.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_BT_.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_BT_.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_WIMAX.*\=\)[ym]/\1n/"\
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-e "s/\(^CONFIG_WIMAX.*\=\)[ym]/\1n/"\
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-e "s/\(^CONFIG_6LOWPAN.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_6LOWPAN.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_IEEE802154.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_IEEE802154.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_NFC.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_NFC.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_FB_TFT=.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_FB_TFT=.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_TOUCHSCREEN.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_TOUCHSCREEN.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_USB_GSPCA_.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_USB_GSPCA_.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_DRM.*\=\).*/\1n/"\
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-e "s/\(^CONFIG_DRM.*\=\).*/\1n/"\
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"${KERNEL_DIR}/.config"
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"${KERNEL_DIR}/.config"
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fi
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fi
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if [ "$KERNELSRC_CONFIG" = true ] ; then
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if [ "$KERNELSRC_CONFIG" = true ] ; then
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# Load default raspberry kernel configuration
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# Load default raspberry kernel configuration
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
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# Set kernel configuration parameters to enable qemu emulation
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# Set kernel configuration parameters to enable qemu emulation
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if [ "$ENABLE_QEMU" = true ] ; then
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if [ "$ENABLE_QEMU" = true ] ; then
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echo "CONFIG_FHANDLE=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_FHANDLE=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_LBDAF=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_LBDAF=y" >> ${KERNEL_DIR}/.config
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if [ "$ENABLE_CRYPTFS" = true ] ; then
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if [ "$ENABLE_CRYPTFS" = true ] ; then
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echo "CONFIG_EMBEDDED=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_EMBEDDED=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_EXPERT=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_EXPERT=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_DAX=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_DAX=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_MD=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_MD=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_BLK_DEV_MD=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_BLK_DEV_MD=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_MD_AUTODETECT=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_MD_AUTODETECT=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_BLK_DEV_DM=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_BLK_DEV_DM=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_BLK_DEV_DM_BUILTIN=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_BLK_DEV_DM_BUILTIN=y" >> ${KERNEL_DIR}/.config
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echo "CONFIG_DM_CRYPT=y" >> ${KERNEL_DIR}/.config
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104
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echo "CONFIG_DM_CRYPT=y" >> ${KERNEL_DIR}/.config
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105
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echo "CONFIG_CRYPTO_BLKCIPHER=y" >> ${KERNEL_DIR}/.config
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105
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echo "CONFIG_CRYPTO_BLKCIPHER=y" >> ${KERNEL_DIR}/.config
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106
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echo "CONFIG_CRYPTO_CBC=y" >> ${KERNEL_DIR}/.config
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106
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echo "CONFIG_CRYPTO_CBC=y" >> ${KERNEL_DIR}/.config
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107
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echo "CONFIG_CRYPTO_XTS=y" >> ${KERNEL_DIR}/.config
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107
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echo "CONFIG_CRYPTO_XTS=y" >> ${KERNEL_DIR}/.config
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108
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echo "CONFIG_CRYPTO_SHA512=y" >> ${KERNEL_DIR}/.config
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108
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echo "CONFIG_CRYPTO_SHA512=y" >> ${KERNEL_DIR}/.config
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109
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echo "CONFIG_CRYPTO_MANAGER=y" >> ${KERNEL_DIR}/.config
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109
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echo "CONFIG_CRYPTO_MANAGER=y" >> ${KERNEL_DIR}/.config
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110
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fi
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110
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fi
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111
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fi
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111
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fi
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112
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112
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113
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# Copy custom kernel configuration file
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113
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# Copy custom kernel configuration file
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114
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if [ ! -z "$KERNELSRC_USRCONFIG" ] ; then
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114
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if [ ! -z "$KERNELSRC_USRCONFIG" ] ; then
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115
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cp $KERNELSRC_USRCONFIG ${KERNEL_DIR}/.config
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115
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cp $KERNELSRC_USRCONFIG ${KERNEL_DIR}/.config
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116
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fi
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116
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fi
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117
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117
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118
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# Set kernel configuration parameters to their default values
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118
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# Set kernel configuration parameters to their default values
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119
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if [ "$KERNEL_OLDDEFCONFIG" = true ] ; then
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119
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if [ "$KERNEL_OLDDEFCONFIG" = true ] ; then
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120
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" olddefconfig
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120
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" olddefconfig
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121
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fi
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121
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fi
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122
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122
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123
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# Start menu-driven kernel configuration (interactive)
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123
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# Start menu-driven kernel configuration (interactive)
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124
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if [ "$KERNEL_MENUCONFIG" = true ] ; then
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124
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if [ "$KERNEL_MENUCONFIG" = true ] ; then
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125
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig
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125
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig
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126
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fi
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126
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fi
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127
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fi
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127
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fi
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128
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128
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129
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# Use ccache to cross compile the kernel
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129
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# Use ccache to cross compile the kernel
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130
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if [ "$KERNEL_CCACHE" = true ] ; then
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130
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if [ "$KERNEL_CCACHE" = true ] ; then
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131
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cc="ccache ${CROSS_COMPILE}gcc"
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131
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cc="ccache ${CROSS_COMPILE}gcc"
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132
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else
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132
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else
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133
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cc="${CROSS_COMPILE}gcc"
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133
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cc="${CROSS_COMPILE}gcc"
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134
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fi
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134
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fi
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135
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135
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136
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# Cross compile kernel and dtbs
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136
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# Cross compile kernel and dtbs
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137
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make -C "${KERNEL_DIR}" -j${KERNEL_THREADS} ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" "${KERNEL_BIN_IMAGE}" dtbs
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137
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make -C "${KERNEL_DIR}" -j${KERNEL_THREADS} ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" "${KERNEL_BIN_IMAGE}" dtbs
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138
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138
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139
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# Cross compile kernel modules
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139
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# Cross compile kernel modules
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140
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if [ $(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config") ] ; then
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140
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if [ $(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config") ] ; then
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141
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make -C "${KERNEL_DIR}" -j${KERNEL_THREADS} ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" modules
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141
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make -C "${KERNEL_DIR}" -j${KERNEL_THREADS} ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" modules
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142
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fi
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142
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fi
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143
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fi
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143
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fi
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144
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144
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145
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# Check if kernel compilation was successful
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145
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# Check if kernel compilation was successful
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146
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if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" ] ; then
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146
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if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" ] ; then
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147
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echo "error: kernel compilation failed! (kernel image not found)"
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147
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echo "error: kernel compilation failed! (kernel image not found)"
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148
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cleanup
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148
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cleanup
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149
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exit 1
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149
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exit 1
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150
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fi
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150
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fi
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151
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151
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152
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# Install kernel modules
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152
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# Install kernel modules
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153
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if [ "$ENABLE_REDUCE" = true ] ; then
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153
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if [ "$ENABLE_REDUCE" = true ] ; then
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154
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if [ $(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config") ] ; then
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154
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if [ $(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config") ] ; then
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155
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install
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155
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install
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156
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fi
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156
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fi
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157
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else
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157
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else
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158
|
if [ $(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config") ] ; then
|
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158
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if [ $(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config") ] ; then
|
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159
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install
|
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159
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install
|
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160
|
fi
|
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160
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fi
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161
|
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161
|
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162
|
# Install kernel firmware
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162
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# Install kernel firmware
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163
|
if [ $(grep "^firmware_install:" "${KERNEL_DIR}/Makefile") ] ; then
|
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163
|
if [ $(grep "^firmware_install:" "${KERNEL_DIR}/Makefile") ] ; then
|
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164
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install
|
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164
|
make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install
|
|
165
|
fi
|
|
165
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fi
|
|
166
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fi
|
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166
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fi
|
|
167
|
|
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167
|
|
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168
|
# Install kernel headers
|
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168
|
# Install kernel headers
|
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169
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if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then
|
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169
|
if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then
|
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170
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install
|
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170
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install
|
|
171
|
fi
|
|
171
|
fi
|
|
172
|
|
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172
|
|
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173
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# Prepare boot (firmware) directory
|
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173
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# Prepare boot (firmware) directory
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174
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mkdir "${BOOT_DIR}"
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174
|
mkdir "${BOOT_DIR}"
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175
|
|
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175
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|
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176
|
# Get kernel release version
|
|
176
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# Get kernel release version
|
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177
|
KERNEL_VERSION=`cat "${KERNEL_DIR}/include/config/kernel.release"`
|
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177
|
KERNEL_VERSION=`cat "${KERNEL_DIR}/include/config/kernel.release"`
|
|
178
|
|
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178
|
|
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179
|
# Copy kernel configuration file to the boot directory
|
|
179
|
# Copy kernel configuration file to the boot directory
|
|
180
|
install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}"
|
|
180
|
install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}"
|
|
181
|
|
|
181
|
|
|
182
|
# Prepare device tree directory
|
|
182
|
# Prepare device tree directory
|
|
183
|
mkdir "${BOOT_DIR}/overlays"
|
|
183
|
mkdir "${BOOT_DIR}/overlays"
|
|
184
|
|
|
184
|
|
|
185
|
# Ensure the proper .dtb is located
|
|
185
|
# Ensure the proper .dtb is located
|
|
186
|
if [ "$KERNEL_ARCH" = "arm" ] ; then
|
|
186
|
if [ "$KERNEL_ARCH" = "arm" ] ; then
|
|
187
|
for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb ; do
|
|
187
|
for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb ; do
|
|
188
|
if [ -f "${dtb}" ] ; then
|
|
188
|
if [ -f "${dtb}" ] ; then
|
|
189
|
install_readonly "${dtb}" "${BOOT_DIR}/"
|
|
189
|
install_readonly "${dtb}" "${BOOT_DIR}/"
|
|
190
|
fi
|
|
190
|
fi
|
|
191
|
done
|
|
191
|
done
|
|
192
|
else
|
|
192
|
else
|
|
193
|
for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/broadcom/"*.dtb ; do
|
|
193
|
for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/broadcom/"*.dtb ; do
|
|
194
|
if [ -f "${dtb}" ] ; then
|
|
194
|
if [ -f "${dtb}" ] ; then
|
|
195
|
install_readonly "${dtb}" "${BOOT_DIR}/"
|
|
195
|
install_readonly "${dtb}" "${BOOT_DIR}/"
|
|
196
|
fi
|
|
196
|
fi
|
|
197
|
done
|
|
197
|
done
|
|
198
|
fi
|
|
198
|
fi
|
|
199
|
|
|
199
|
|
|
200
|
# Copy compiled dtb device tree files
|
|
200
|
# Copy compiled dtb device tree files
|
|
201
|
if [ -d "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays" ] ; then
|
|
201
|
if [ -d "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays" ] ; then
|
|
202
|
for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtb ; do
|
|
202
|
for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtb ; do
|
|
203
|
if [ -f "${dtb}" ] ; then
|
|
203
|
if [ -f "${dtb}" ] ; then
|
|
204
|
install_readonly "${dtb}" "${BOOT_DIR}/overlays/"
|
|
204
|
install_readonly "${dtb}" "${BOOT_DIR}/overlays/"
|
|
205
|
fi
|
|
205
|
fi
|
|
206
|
done
|
|
206
|
done
|
|
207
|
|
|
207
|
|
|
208
|
if [ -f "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" ] ; then
|
|
208
|
if [ -f "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" ] ; then
|
|
209
|
install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README"
|
|
209
|
install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README"
|
|
210
|
fi
|
|
210
|
fi
|
|
211
|
fi
|
|
211
|
fi
|
|
212
|
|
|
212
|
|
|
213
|
if [ "$ENABLE_UBOOT" = false ] ; then
|
|
213
|
if [ "$ENABLE_UBOOT" = false ] ; then
|
|
214
|
# Convert and copy kernel image to the boot directory
|
|
214
|
# Convert and copy kernel image to the boot directory
|
|
215
|
"${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
|
|
215
|
"${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
|
|
216
|
else
|
|
216
|
else
|
|
217
|
# Copy kernel image to the boot directory
|
|
217
|
# Copy kernel image to the boot directory
|
|
218
|
install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
|
|
218
|
install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
|
|
219
|
fi
|
|
219
|
fi
|
|
220
|
|
|
220
|
|
|
221
|
# Remove kernel sources
|
|
221
|
# Remove kernel sources
|
|
222
|
if [ "$KERNEL_REMOVESRC" = true ] ; then
|
|
222
|
if [ "$KERNEL_REMOVESRC" = true ] ; then
|
|
223
|
rm -fr "${KERNEL_DIR}"
|
|
223
|
rm -fr "${KERNEL_DIR}"
|
|
224
|
else
|
|
224
|
else
|
|
225
|
# Prepare compiled kernel modules
|
|
225
|
# Prepare compiled kernel modules
|
|
226
|
if [ $(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config") ] ; then
|
|
226
|
if [ $(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config") ] ; then
|
|
227
|
if [ $(grep "^modules_prepare:" "${KERNEL_DIR}/Makefile") ] ; then
|
|
227
|
if [ $(grep "^modules_prepare:" "${KERNEL_DIR}/Makefile") ] ; then
|
|
228
|
make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare
|
|
228
|
make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare
|
|
229
|
fi
|
|
229
|
fi
|
|
230
|
|
|
230
|
|
|
231
|
# Create symlinks for kernel modules
|
|
231
|
# Create symlinks for kernel modules
|
|
232
|
chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/build"
|
|
232
|
chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/build"
|
|
233
|
chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/source"
|
|
233
|
chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/source"
|
|
234
|
fi
|
|
234
|
fi
|
|
235
|
fi
|
|
235
|
fi
|
|
236
|
elif [ BUILD_KERNEL = false ]
|
|
236
|
elif [ BUILD_KERNEL = false ]
|
|
237
|
# Collabora states this kernel is just for RPI 2 so better implement a check.
|
|
237
|
# Collabora states this kernel is just for RPI 2 so better implement a check.
|
|
238
|
#From https://repositories.collabora.co.uk/debian/dists/jessie/rpi2/binary-armhf/Packages
|
|
238
|
#From https://repositories.collabora.co.uk/debian/dists/jessie/rpi2/binary-armhf/Packages
|
|
239
|
#"The Linux kernel "${COLLABORA_KERNEL}" and modules for use on ARMv7 kernel for Raspberry pi 2 model B+"
|
|
239
|
#"The Linux kernel "${COLLABORA_KERNEL}" and modules for use on ARMv7 kernel for Raspberry pi 2 model B+"
|
|
240
|
# nested if to be easily extended for more precompiled kernels
|
|
240
|
# nested if to be easily extended for more precompiled kernels
|
|
241
|
if [ "$SET_ARCH" = 32 ] ; then
|
|
241
|
if [ "$SET_ARCH" = 32 ] ; then
|
|
242
|
if [ RPI_MODEL = 2 ] ; then
|
|
242
|
if [ "$RPI_MODEL" = 2 ] ; then
|
|
243
|
# Kernel installation
|
|
243
|
# Kernel installation
|
|
244
|
chroot_exec apt-get -qq -y --no-install-recommends install linux-image-"${COLLABORA_KERNEL}" raspberrypi-bootloader-nokernel
|
|
244
|
chroot_exec apt-get -qq -y --no-install-recommends install linux-image-"${COLLABORA_KERNEL}" raspberrypi-bootloader-nokernel
|
|
245
|
|
|
245
|
|
|
246
|
# Install flash-kernel last so it doesn't try (and fail) to detect the platform in the chroot
|
|
246
|
# Install flash-kernel last so it doesn't try (and fail) to detect the platform in the chroot
|
|
247
|
chroot_exec apt-get -qq -y install flash-kernel
|
|
247
|
chroot_exec apt-get -qq -y install flash-kernel
|
|
248
|
|
|
248
|
|
|
249
|
# Check if kernel installation was successful
|
|
249
|
# Check if kernel installation was successful
|
|
250
|
VMLINUZ="$(ls -1 ${R}/boot/vmlinuz-* | sort | tail -n 1)"
|
|
250
|
VMLINUZ="$(ls -1 ${R}/boot/vmlinuz-* | sort | tail -n 1)"
|
|
251
|
if [ -z "$VMLINUZ" ] ; then
|
|
251
|
if [ -z "$VMLINUZ" ] ; then
|
|
252
|
echo "error: kernel installation failed! (/boot/vmlinuz-* not found)"
|
|
252
|
echo "error: kernel installation failed! (/boot/vmlinuz-* not found)"
|
|
253
|
cleanup
|
|
253
|
cleanup
|
|
254
|
exit 1
|
|
254
|
exit 1
|
|
255
|
fi
|
|
255
|
fi
|
|
256
|
# Copy vmlinuz kernel to the boot directory
|
|
256
|
# Copy vmlinuz kernel to the boot directory
|
|
257
|
install_readonly "${VMLINUZ}" "${BOOT_DIR}/${KERNEL_IMAGE}"
|
|
257
|
install_readonly "${VMLINUZ}" "${BOOT_DIR}/${KERNEL_IMAGE}"
|
|
258
|
fi
|
|
258
|
fi
|
|
259
|
if [ RPI_MODEL = 0 ] || [ RPI_MODEL = 1 ] || [ RPI_MODEL = 1P ] ; then
|
|
259
|
if [ "$RPI_MODEL" = 0 ] || [ "$RPI_MODEL" = 1 ] || [ "$RPI_MODEL" = 1P ] ; then
|
|
260
|
# insert precompiled Kernel here
|
|
260
|
echo "error: no precompiled kernel found"
|
|
|
|
|
261
|
exit 1
|
|
|
|
|
262
|
# insert precompiled Kernel code here
|
|
261
|
fi
|
|
263
|
fi
|
|
262
|
#if [ "$SET_ARCH" = 64 ]
|
|
264
|
#if [ "$SET_ARCH" = 64 ]
|
|
263
|
else
|
|
265
|
else
|
|
264
|
# inset precompiled 64 bit kernel here
|
|
266
|
echo " error: no precompiled 64bit kernel found"
|
|
|
|
|
267
|
exit 1
|
|
|
|
|
268
|
# inset precompiled 64 bit kernel code here
|
|
265
|
fi
|
|
269
|
fi
|
|
266
|
fi
|
|
270
|
fi
|