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Raspi2-3_GenImage
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Cloner depuis https://github.com/drtyhlpr/rpi23-gen-image.git

https://www.shellcheck.net/...
https://www.shellcheck.net/ - most of the time word splitting fixes escaped with " - NTP var fix (missing $) - !-z equals -n
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r336:65a52e512f7d
r336:65a52e512f7d
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13-kernel.sh
255 lines | 9.4 KiB | application/x-sh | BashLexer
/ bootstrap.d / 13-kernel.sh
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Filip Pytloun
Refactor: split bootstrap actions and allow custom
 r56 #
drtyhlpr
Added Raspberry Pi 3 model support
 r94 # Build and Setup RPi2/3 Kernel
Filip Pytloun
Refactor: split bootstrap actions and allow custom
 r56 #
Jan Wagner
spliting more files, fix-uboot, fix-fbturbo, fix-locale
 r67 # Load utility functions
Filip Pytloun
Refactor: split bootstrap actions and allow custom
 r56 . ./functions.sh
# Fetch and build latest raspberry kernel
if [ "$BUILD_KERNEL" = true ] ; then
Jan Wagner
Added: KERNEL_SRCDIR, path-checks, code-cleanup
 r72 # Setup source directory
nexus166
fixed /usr/src/linux by hardcoding paths
 r191 mkdir -p "${R}/usr/src/linux"
Filip Pytloun
Refactor: split bootstrap actions and allow custom
 r56
Jan Wagner
Added: KERNEL_SRCDIR, path-checks, code-cleanup
 r72 # Copy existing kernel sources into chroot directory
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75 if [ -n "$KERNELSRC_DIR" ] && [ -d "$KERNELSRC_DIR" ] ; then
drtyhlpr
Fix: copy of kernel .config...
 r227 # Copy kernel sources and include hidden files
cp -r "${KERNELSRC_DIR}/". "${R}/usr/src/linux"
Jan Wagner
Added: KERNEL_SRCDIR, path-checks, code-cleanup
 r72
# Clean the kernel sources
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75 if [ "$KERNELSRC_CLEAN" = true ] && [ "$KERNELSRC_PREBUILT" = false ] ; then
drtyhlpr
Added Raspberry Pi 3 model support
 r94 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" mrproper
Jan Wagner
Added: KERNEL_SRCDIR, path-checks, code-cleanup
 r72 fi
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75 else # KERNELSRC_DIR=""
drtyhlpr
Updated: Dropping privileges, chroot compiler install, dropbear sshd config
 r142 # Create temporary directory for kernel sources
Petter Reinholdtsen
Introduce as_nobody() function to make it easier to control how it is done....
 r174 temp_dir=$(as_nobody mktemp -d)
drtyhlpr
Updated: Dropping privileges, chroot compiler install, dropbear sshd config
 r142
# Fetch current RPi2/3 kernel sources
Bobberty
Added variables to allow differnt branches and arm64.
 r147 if [ -z "${KERNEL_BRANCH}" ] ; then
drtyhlpr
fix: kernel compilation, add ccache support
 r248 as_nobody -H git -C "${temp_dir}" clone --depth=1 "${KERNEL_URL}" linux
Bobberty
Added variables to allow differnt branches and arm64.
 r147 else
drtyhlpr
fix: kernel compilation, add ccache support
 r248 as_nobody -H git -C "${temp_dir}" clone --depth=1 --branch "${KERNEL_BRANCH}" "${KERNEL_URL}" linux
vidal
Proposed amendments...
 r202 fi
drtyhlpr
Merge branch 'master' into func-as-nobody
 r176
drtyhlpr
Updated: Dropping privileges, chroot compiler install, dropbear sshd config
 r142 # Copy downloaded kernel sources
vidal
Proposed amendments...
 r202 cp -r "${temp_dir}/linux/"* "${R}/usr/src/linux/"
drtyhlpr
Updated: Dropping privileges, chroot compiler install, dropbear sshd config
 r142
# Remove temporary directory for kernel sources
rm -fr "${temp_dir}"
# Set permissions of the kernel sources
chown -R root:root "${R}/usr/src"
Jan Wagner
Added: KERNEL_SRCDIR, path-checks, code-cleanup
 r72 fi
Jan Wagner
spliting more files, fix-uboot, fix-fbturbo, fix-locale
 r67
# Calculate optimal number of kernel building threads
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75 if [ "$KERNEL_THREADS" = "1" ] && [ -r /proc/cpuinfo ] ; then
KERNEL_THREADS=$(grep -c processor /proc/cpuinfo)
Jan Wagner
spliting more files, fix-uboot, fix-fbturbo, fix-locale
 r67 fi
Filip Pytloun
Refactor: split bootstrap actions and allow custom
 r56
Jan Wagner
Added: KERNEL_REDUCE - less than 128MB used space, Added: REDUCE_ parameters
 r76 # Configure and build kernel
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75 if [ "$KERNELSRC_PREBUILT" = false ] ; then
Jan Wagner
Added: KERNEL_REDUCE - less than 128MB used space, Added: REDUCE_ parameters
 r76 # Remove device, network and filesystem drivers from kernel configuration
if [ "$KERNEL_REDUCE" = true ] ; then
drtyhlpr
Added Raspberry Pi 3 model support
 r94 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
Jan Wagner
Added: KERNEL_REDUCE - less than 128MB used space, Added: REDUCE_ parameters
 r76 sed -i\
-e "s/\(^CONFIG_SND.*\=\).*/\1n/"\
-e "s/\(^CONFIG_SOUND.*\=\).*/\1n/"\
-e "s/\(^CONFIG_AC97.*\=\).*/\1n/"\
-e "s/\(^CONFIG_VIDEO_.*\=\).*/\1n/"\
-e "s/\(^CONFIG_MEDIA_TUNER.*\=\).*/\1n/"\
-e "s/\(^CONFIG_DVB.*\=\)[ym]/\1n/"\
-e "s/\(^CONFIG_REISERFS.*\=\).*/\1n/"\
-e "s/\(^CONFIG_JFS.*\=\).*/\1n/"\
-e "s/\(^CONFIG_XFS.*\=\).*/\1n/"\
-e "s/\(^CONFIG_GFS2.*\=\).*/\1n/"\
-e "s/\(^CONFIG_OCFS2.*\=\).*/\1n/"\
-e "s/\(^CONFIG_BTRFS.*\=\).*/\1n/"\
-e "s/\(^CONFIG_HFS.*\=\).*/\1n/"\
-e "s/\(^CONFIG_JFFS2.*\=\)[ym]/\1n/"\
-e "s/\(^CONFIG_UBIFS.*\=\).*/\1n/"\
-e "s/\(^CONFIG_SQUASHFS.*\=\)[ym]/\1n/"\
-e "s/\(^CONFIG_W1.*\=\)[ym]/\1n/"\
-e "s/\(^CONFIG_HAMRADIO.*\=\).*/\1n/"\
-e "s/\(^CONFIG_CAN.*\=\).*/\1n/"\
-e "s/\(^CONFIG_IRDA.*\=\).*/\1n/"\
-e "s/\(^CONFIG_BT_.*\=\).*/\1n/"\
-e "s/\(^CONFIG_WIMAX.*\=\)[ym]/\1n/"\
-e "s/\(^CONFIG_6LOWPAN.*\=\).*/\1n/"\
-e "s/\(^CONFIG_IEEE802154.*\=\).*/\1n/"\
-e "s/\(^CONFIG_NFC.*\=\).*/\1n/"\
-e "s/\(^CONFIG_FB_TFT=.*\=\).*/\1n/"\
-e "s/\(^CONFIG_TOUCHSCREEN.*\=\).*/\1n/"\
-e "s/\(^CONFIG_USB_GSPCA_.*\=\).*/\1n/"\
-e "s/\(^CONFIG_DRM.*\=\).*/\1n/"\
drtyhlpr
Added Raspberry Pi 3 model support
 r94 "${KERNEL_DIR}/.config"
Jan Wagner
Added: KERNEL_REDUCE - less than 128MB used space, Added: REDUCE_ parameters
 r76 fi
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75 if [ "$KERNELSRC_CONFIG" = true ] ; then
# Load default raspberry kernel configuration
drtyhlpr
Added Raspberry Pi 3 model support
 r94 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
Jan Wagner
Added: KERNEL_SRCDIR, path-checks, code-cleanup
 r72
drtyhlpr
Added: Initial QEMU emulation support
 r259 # Set kernel configuration parameters to enable qemu emulation
if [ "$ENABLE_QEMU" = true ] ; then
Unknown
https://www.shellcheck.net/...
 r336 echo "CONFIG_FHANDLE=y" >> "${KERNEL_DIR}"/.config
echo "CONFIG_LBDAF=y" >> "${KERNEL_DIR}"/.config
drtyhlpr
fix: QEMU with cryptfs
 r263
if [ "$ENABLE_CRYPTFS" = true ] ; then
Unknown
https://www.shellcheck.net/...
 r336 {
echo "CONFIG_EMBEDDED=y"
echo "CONFIG_EXPERT=y"
echo "CONFIG_DAX=y"
echo "CONFIG_MD=y"
echo "CONFIG_BLK_DEV_MD=y"
echo "CONFIG_MD_AUTODETECT=y"
echo "CONFIG_BLK_DEV_DM=y"
echo "CONFIG_BLK_DEV_DM_BUILTIN=y"
echo "CONFIG_DM_CRYPT=y"
echo "CONFIG_CRYPTO_BLKCIPHER=y"
echo "CONFIG_CRYPTO_CBC=y"
echo "CONFIG_CRYPTO_XTS=y"
echo "CONFIG_CRYPTO_SHA512=y"
echo "CONFIG_CRYPTO_MANAGER=y"
} >> ${KERNEL_DIR}/.config
drtyhlpr
fix: QEMU with cryptfs
 r263 fi
drtyhlpr
Added: Initial QEMU emulation support
 r259 fi
drtyhlpr
fix: kernel compilation, add ccache support
 r248 # Copy custom kernel configuration file
Unknown
https://www.shellcheck.net/...
 r336 if [ -n "$KERNELSRC_USRCONFIG" ] ; then
cp "$KERNELSRC_USRCONFIG" "${KERNEL_DIR}"/.config
root
Restart systemd.resolv only if not resolv.conf exists
 r101 fi
drtyhlpr
fix: kernel compilation, add ccache support
 r248 # Set kernel configuration parameters to their default values
if [ "$KERNEL_OLDDEFCONFIG" = true ] ; then
make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" olddefconfig
fi
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75 # Start menu-driven kernel configuration (interactive)
if [ "$KERNEL_MENUCONFIG" = true ] ; then
drtyhlpr
Added Raspberry Pi 3 model support
 r94 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" menuconfig
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75 fi
Jan Wagner
Added: KERNEL_SRCDIR, path-checks, code-cleanup
 r72 fi
Jan Wagner
comment-cleanup, net-cleanup, size-calc-fix, split-more, menuconfig
 r71
drtyhlpr
fix: kernel compilation, add ccache support
 r248 # Use ccache to cross compile the kernel
if [ "$KERNEL_CCACHE" = true ] ; then
cc="ccache ${CROSS_COMPILE}gcc"
else
cc="${CROSS_COMPILE}gcc"
fi
# Cross compile kernel and dtbs
Unknown
https://www.shellcheck.net/...
 r336 make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" "${KERNEL_BIN_IMAGE}" dtbs
drtyhlpr
fix: kernel compilation, add ccache support
 r248
# Cross compile kernel modules
Unknown
https://www.shellcheck.net/...
 r336 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
make -C "${KERNEL_DIR}" -j"${KERNEL_THREADS}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" CC="${cc}" modules
drtyhlpr
fix: kernel compilation, add ccache support
 r248 fi
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75 fi
Filip Pytloun
Refactor: split bootstrap actions and allow custom
 r56
Jan Wagner
Added: KERNEL_SRCDIR, path-checks, code-cleanup
 r72 # Check if kernel compilation was successful
Bobberty
Added variables to allow differnt branches and arm64.
 r147 if [ ! -r "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" ] ; then
echo "error: kernel compilation failed! (kernel image not found)"
Jan Wagner
Added: KERNEL_SRCDIR, path-checks, code-cleanup
 r72 cleanup
exit 1
fi
Filip Pytloun
Refactor: split bootstrap actions and allow custom
 r56 # Install kernel modules
Jan Wagner
Added: ENABLE_REDUCE - down to 160MB used space,fix-resolve,fix-machineid
 r73 if [ "$ENABLE_REDUCE" = true ] ; then
Unknown
https://www.shellcheck.net/...
 r336 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
drtyhlpr
fix: kernel compilation, add ccache support
 r248 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=../../.. modules_install
fi
Jan Wagner
Added: ENABLE_REDUCE - down to 160MB used space,fix-resolve,fix-machineid
 r73 else
Unknown
https://www.shellcheck.net/...
 r336 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
drtyhlpr
fix: kernel compilation, add ccache support
 r248 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_MOD_PATH=../../.. modules_install
fi
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75
# Install kernel firmware
Unknown
https://www.shellcheck.net/...
 r336 if [ "$(grep "^firmware_install:" "${KERNEL_DIR}/Makefile")" ] ; then
drtyhlpr
fixed: No rule to make target 'firmware_install'...
 r244 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_FW_PATH=../../../lib firmware_install
fi
Jan Wagner
Added: ENABLE_REDUCE - down to 160MB used space,fix-resolve,fix-machineid
 r73 fi
Filip Pytloun
Enhance kernel build by headers install, parallelism and cleanup
 r60
# Install kernel headers
Jan Wagner
Added: KERNEL_REDUCE - less than 128MB used space, Added: REDUCE_ parameters
 r76 if [ "$KERNEL_HEADERS" = true ] && [ "$KERNEL_REDUCE" = false ] ; then
drtyhlpr
Added Raspberry Pi 3 model support
 r94 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" INSTALL_HDR_PATH=../.. headers_install
Filip Pytloun
Enhance kernel build by headers install, parallelism and cleanup
 r60 fi
Filip Pytloun
Refactor: split bootstrap actions and allow custom
 r56
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75 # Prepare boot (firmware) directory
drtyhlpr
Added Raspberry Pi 3 model support
 r94 mkdir "${BOOT_DIR}"
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75
# Get kernel release version
drtyhlpr
Added Raspberry Pi 3 model support
 r94 KERNEL_VERSION=`cat "${KERNEL_DIR}/include/config/kernel.release"`
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75
# Copy kernel configuration file to the boot directory
drtyhlpr
Added Raspberry Pi 3 model support
 r94 install_readonly "${KERNEL_DIR}/.config" "${R}/boot/config-${KERNEL_VERSION}"
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75
drtyhlpr
fix: kernel compilation, add ccache support
 r248 # Prepare device tree directory
drtyhlpr
Added Raspberry Pi 3 model support
 r94 mkdir "${BOOT_DIR}/overlays"
Bobberty
Added variables to allow differnt branches and arm64.
 r147
# Ensure the proper .dtb is located
if [ "$KERNEL_ARCH" = "arm" ] ; then
drtyhlpr
fix: kernel compilation, add ccache support
 r248 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/"*.dtb ; do
if [ -f "${dtb}" ] ; then
install_readonly "${dtb}" "${BOOT_DIR}/"
fi
done
Bobberty
Added variables to allow differnt branches and arm64.
 r147 else
drtyhlpr
fix: kernel compilation, add ccache support
 r248 for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/broadcom/"*.dtb ; do
if [ -f "${dtb}" ] ; then
install_readonly "${dtb}" "${BOOT_DIR}/"
fi
done
Bobberty
Added variables to allow differnt branches and arm64.
 r147 fi
drtyhlpr
fix: kernel compilation, add ccache support
 r248 # Copy compiled dtb device tree files
if [ -d "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays" ] ; then
for dtb in "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/"*.dtb ; do
if [ -f "${dtb}" ] ; then
install_readonly "${dtb}" "${BOOT_DIR}/overlays/"
fi
done
if [ -f "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" ] ; then
install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/dts/overlays/README" "${BOOT_DIR}/overlays/README"
fi
fi
Jan Wagner
fix: ENABLE_CRYPTFS -> UBOOT, SPLITFS, EXPANDROOT - cleanup
 r82
if [ "$ENABLE_UBOOT" = false ] ; then
Bobberty
Added variables to allow differnt branches and arm64.
 r147 # Convert and copy kernel image to the boot directory
"${KERNEL_DIR}/scripts/mkknlimg" "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
Jan Wagner
fix: ENABLE_CRYPTFS -> UBOOT, SPLITFS, EXPANDROOT - cleanup
 r82 else
Bobberty
Added variables to allow differnt branches and arm64.
 r147 # Copy kernel image to the boot directory
install_readonly "${KERNEL_DIR}/arch/${KERNEL_ARCH}/boot/${KERNEL_BIN_IMAGE}" "${BOOT_DIR}/${KERNEL_IMAGE}"
Jan Wagner
fix: ENABLE_CRYPTFS -> UBOOT, SPLITFS, EXPANDROOT - cleanup
 r82 fi
Jan Wagner
spliting more files, fix-uboot, fix-fbturbo, fix-locale
 r67
# Remove kernel sources
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75 if [ "$KERNEL_REMOVESRC" = true ] ; then
drtyhlpr
Added Raspberry Pi 3 model support
 r94 rm -fr "${KERNEL_DIR}"
Michal Svamberg
Prepare kernel for module compilation (ex. dkms)
 r104 else
drtyhlpr
fix: kernel compilation, add ccache support
 r248 # Prepare compiled kernel modules
Unknown
https://www.shellcheck.net/...
 r336 if [ "$(grep "CONFIG_MODULES=y" "${KERNEL_DIR}/.config")" ] ; then
if [ "$(grep "^modules_prepare:" "${KERNEL_DIR}/Makefile")" ] ; then
drtyhlpr
fix: kernel compilation, add ccache support
 r248 make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" modules_prepare
fi
drtyhlpr
Updated: Moved fstab stuff to new file 14-fstab.sh
 r141
drtyhlpr
fix: kernel compilation, add ccache support
 r248 # Create symlinks for kernel modules
chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/build"
chroot_exec ln -sf /usr/src/linux "/lib/modules/${KERNEL_VERSION}/source"
fi
Stephen A. Brandli
Added FIRMWAREDIR option to use local copy of firmware.
 r83 fi
Jan Wagner
Added: ENABLE_CRYPTFS - encrypted rootfs, use-latest-bootloader, cp-cleanup
 r77
Jan Wagner
code cleanup and even more spliting
 r70 else # BUILD_KERNEL=false
Filip Pytloun
Refactor: split bootstrap actions and allow custom
 r56 # Kernel installation
Jan Wagner
Added: KERNELSRC_PREBUILT, KERNELSRC_ rename, fix-quotes
 r75 chroot_exec apt-get -qq -y --no-install-recommends install linux-image-"${COLLABORA_KERNEL}" raspberrypi-bootloader-nokernel
Filip Pytloun
Refactor: split bootstrap actions and allow custom
 r56
# Install flash-kernel last so it doesn't try (and fail) to detect the platform in the chroot
chroot_exec apt-get -qq -y install flash-kernel
Jan Wagner
Added: ENABLE_CRYPTFS - encrypted rootfs, use-latest-bootloader, cp-cleanup
 r77 # Check if kernel installation was successful
Unknown
https://www.shellcheck.net/...
 r336 VMLINUZ="$(ls -1 "${R}"/boot/vmlinuz-* | sort | tail -n 1)"
Jan Wagner
Added: ENABLE_CRYPTFS - encrypted rootfs, use-latest-bootloader, cp-cleanup
 r77 if [ -z "$VMLINUZ" ] ; then
echo "error: kernel installation failed! (/boot/vmlinuz-* not found)"
cleanup
exit 1
fi
# Copy vmlinuz kernel to the boot directory
drtyhlpr
Added Raspberry Pi 3 model support
 r94 install_readonly "${VMLINUZ}" "${BOOT_DIR}/${KERNEL_IMAGE}"
Filip Pytloun
Refactor: split bootstrap actions and allow custom
 r56 fi