#!/bin/sh # This code is covered by the GNU General Public License (GPLv2 or higher) set -e . /usr/share/debconf/confmodule log() { logger -t flash-kernel-installer "$@" } error() { log "error: $@" db_progress STOP exit 1 } findfs () { mount | grep "on /target${1%/} " | tail -n1 | cut -d' ' -f1 } install_mkimage() { if ! apt-install u-boot-tools && ! apt-install uboot-mkimage; then error "apt-install uboot-mkimage failed" fi } # Are we writing to flash or constructing an image on disk? write_to_flash() { case "$machine" in "Buffalo Linkstation Pro/Live") return 1 ;; "Buffalo/Revogear Kurobox Pro") return 1 ;; "GLAN Tank") return 1 ;; "Highbank") return 1 ;; "HP Media Vault mv2120") return 1 ;; "Marvell OpenRD Base Board") return 1 ;; "Marvell OpenRD Client Board") return 1 ;; "Marvell SheevaPlug Reference Board") return 1 ;; "Marvell eSATA SheevaPlug Reference Board") return 1 ;; "Marvell DB-MV88F6781-BP Development Board") return 1 ;; "Marvell Armada XP Development Board") return 1 ;; "Highbank") return 1 ;; # Assume that we write to flash for all other devices *) return 0 ;; esac } machine=$(grep "^Hardware" /proc/cpuinfo | sed 's/Hardware\s*:\s*//') dove_flash_kernel_installer() { in-target update-initramfs -u || true install_mkimage # Add the rootfs to the flash-kernel.conf file rootfs=$(findfs /) uuid="$(block-attr --uuid "$rootfs")" echo "rootfs='root=UUID=$uuid'" > /target/etc/flash-kernel.conf } omap_install_uboot() { # Find the rootfs rootfs=$(findfs /) if ! apt-install $uboot_pkg; then error "apt-install u-boot failed" fi # Add the u-boot partition to the flash-kernl.conf file # FIXME: figure out how to properly autodetect this echo "UBOOT_PART=/dev/mmcblk0p1" > /target/etc/flash-kernel.conf # Add the root uuid="$(block-attr --uuid "$rootfs")" rootfs="root=UUID=$uuid" # Write out the boot script cat >"/target/boot/boot.script" < /target/etc/flash-kernel.conf echo "fis_offset_hex=${fis_offset_hex}" >> /target/etc/flash-kernel.conf echo "fis_size_hex=${fis_size_hex}" >> /target/etc/flash-kernel.conf # find fis configuration ofst=$(LC_ALL=C fis -d "$fis_dev" -o $fis_offset_hex list | sed -rn "s/^[[:space:]]*RedBoot config: addr = (0x[0-9a-f]{8}), size = 0x[0-9a-f]{8}, entry = 0x[0-9a-f]{8}, length = 0x[0-9a-f]{8}, cksum = 0x[0-9a-f]{8}\$/\1/p") if [ -z "$ofst" ]; then error "could not find fis configuration on $fis_dev" fi # required to assemble redboot script initrd_names="initrd initramfs" for name in $initrd_names; do if fis -d "$fis_dev" -o $fis_offset_hex list | grep -q "^[[:space:]]*$name:"; then initrd_name=$name fi done if [ -z "$initrd_name" ];then error "no fis partition with valid name for initramfs found" fi kernel_names="vmlinuz kernel" for name in $kernel_names; do if fis -d "$fis_dev" -o $fis_offset_hex list | grep -q "^[[:space:]]*$name:"; then kernel_name=$name fi done if [ -z "$kernel_name" ];then error "no fis partition with valid name for kernel found" fi load_initrd="fis load $initrd_name" load_kernel="fis load $kernel_name" # find target UUID rootfs="$(findfs /)" uuid="$(block-attr --uuid "$rootfs")" # assemble cmdline cmdline="\"root=UUID=$uuid ro quiet splash\"" script="$load_initrd\\$load_kernel\\exec -r 0x1000000 -s 0x00940000 -c $cmdline\\" fconfig -w -s -d "$fis_dev" -o $ofst -n boot_script_data -x "$script" in-target update-initramfs -u || true ;; "GLAN Tank") in-target update-initramfs -u || true ;; "Highbank") dove_flash_kernel_installer ;; "HP Media Vault mv2120") if ! apt-install mv2120-utils; then # mv2120-utils includes some initramfs-tools scripts # that would be nice to have but which are not # essential. log "apt-install mv2120-utils failed" fi in-target update-initramfs -u || true install_mkimage # The firmware loads /boot/uImage from the first partition # but uImage will be in / if a separate boot partition is # used. In this case, create a /boot/boot -> /boot symlink. # Note that a partman check will make sure that /boot (if # it exists) or / (if there's no separate /boot) are on the # first partition. rootfs=$(findfs /) bootfs=$(findfs /boot) if [ "$rootfs" != "$bootfs" ]; then if [ ! -e /target/boot/boot ]; then ln -s . /target/boot/boot fi fi ;; "Linksys NSLU2") if ! apt-install ixp4xx-firmware; then # not fatal, firmware can be provided other ways # and is not always needed log "apt-install ixp4xx-firmware failed" fi # nslu2-utils will call update-initramfs -u to include the # firmware and to run the hook from flash-kernel if ! apt-install nslu2-utils; then error "apt-install nslu2-utils failed" fi if ! apt-install apex-nslu2; then error "apt-install apex-nslu2 failed" fi ;; "OMAP3 Beagle Board") omap_flash_kernel_installer ;; "OMAP4 Panda board") omap4_flash_kernel_installer ;; "Marvell OpenRD Base Board" | "Marvell OpenRD Client Board" | "Marvell SheevaPlug Reference Board" | "Marvell eSATA SheevaPlug Reference Board") in-target update-initramfs -u || true install_mkimage ;; "Marvell DB-MV88F6781-BP Development Board") dove_flash_kernel_installer ;; "Marvell Armada XP Development Board") dove_flash_kernel_installer ;; "Highbank") dove_flash_kernel_installer ;; "Thecus N2100" | "Thecus N4100") in-target update-initramfs -u || true ;; "QNAP TS-109/TS-209" | "QNAP TS-119/TS-219" | "QNAP TS-409" | "QNAP TS-41x") in-target update-initramfs -u || true install_mkimage ;; "Lanner EM7210") in-target update-initramfs -u || true ;; *) case "`archdetect`" in "arm*/dove" | "arm*/armadaxp" | "arm*/highbank") dove_flash_kernel_installer ;; "arm*/omap" | "arm*/omap4") omap_flash_kernel_installer esac ;; esac db_progress STEP 1 if write_to_flash; then db_progress INFO flash-kernel-installer/flashing else db_progress INFO flash-kernel-installer/generating_image fi trap - EXIT HUP INT QUIT TERM mv /target/tmp/flash-kernel.$$ /target/usr/sbin/flash-kernel # We need the udev /dev which has the MTD devices mount -o bind /dev /target/dev if ! in-target flash-kernel; then umount /target/dev || true error "flash-kernel failed" fi umount /target/dev || true db_progress STEP 1 db_progress STOP