diff options
Diffstat (limited to 'target/linux/ar71xx/base-files/lib/upgrade/allnet.sh')
| -rw-r--r-- | target/linux/ar71xx/base-files/lib/upgrade/allnet.sh | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/target/linux/ar71xx/base-files/lib/upgrade/allnet.sh b/target/linux/ar71xx/base-files/lib/upgrade/allnet.sh deleted file mode 100644 index 98b368d..0000000 --- a/target/linux/ar71xx/base-files/lib/upgrade/allnet.sh +++ /dev/null @@ -1,162 +0,0 @@ -# The U-Boot loader of the some Allnet devices requires image sizes and -# checksums to be provided in the U-Boot environment. -# In case the check fails during boot, a failsafe-system is started to provide -# a minimal web-interface for flashing a new firmware. - -# make sure we got uboot-envtools and fw_env.config copied over to the ramfs -# create /var/lock for the lock "fw_setenv.lock" of fw_setenv -platform_add_ramfs_ubootenv() { - [ -e /usr/sbin/fw_printenv ] && install_bin /usr/sbin/fw_printenv /usr/sbin/fw_setenv - [ -e /etc/fw_env.config ] && install_file /etc/fw_env.config - mkdir -p $RAM_ROOT/var/lock -} -append sysupgrade_pre_upgrade platform_add_ramfs_ubootenv - -# determine size of the main firmware partition -platform_get_firmware_size() { - local dev size erasesize name - while read dev size erasesize name; do - name=${name#'"'}; name=${name%'"'} - case "$name" in - firmware) - printf "%d" "0x$size" - break - ;; - esac - done < /proc/mtd -} - -# get the first 4 bytes (magic) of a given file starting at offset in hex format -get_magic_long_at() { - dd if="$1" skip=$(( $CI_BLKSZ / 4 * $2 )) bs=4 count=1 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"' -} - -get_filesize() { - wc -c "$1" | while read image_size _n ; do echo $image_size ; break; done -} - -# scan through the update image pages until matching a magic -platform_get_offset() { - offsetcount=0 - magiclong="x" - if [ -n "$3" ]; then - offsetcount=$3 - fi - while magiclong=$( get_magic_long_at "$1" "$offsetcount" ) && [ -n "$magiclong" ]; do - case "$magiclong" in - "2705"*) - # U-Boot image magic - if [ "$2" = "uImage" ]; then - echo $offsetcount - return - fi - ;; - "68737173"|"73717368") - # SquashFS - if [ "$2" = "rootfs" ]; then - echo $offsetcount - return - fi - ;; - "deadc0de"|"19852003") - # JFFS2 empty page - if [ "$2" = "rootfs-data" ]; then - echo $offsetcount - return - fi - ;; - esac - offsetcount=$(( $offsetcount + 1 )) - done -} - -platform_check_image_allnet() { - local fw_printenv=/usr/sbin/fw_printenv - [ ! -n "$fw_printenv" -o ! -x "$fw_printenv" ] && { - echo "Please install uboot-envtools!" - return 1 - } - - [ ! -r "/etc/fw_env.config" ] && { - echo "/etc/fw_env.config is missing" - return 1 - } - - local image_size=$( get_filesize "$1" ) - local firmware_size=$( platform_get_firmware_size ) - [ $image_size -ge $firmware_size ] && - { - echo "upgrade image is too big (${image_size}b > ${firmware_size}b)" - } - - local vmlinux_blockoffset=$( platform_get_offset "$1" uImage ) - [ -z $vmlinux_blockoffset ] && { - echo "vmlinux-uImage not found" - return 1 - } - - local rootfs_blockoffset=$( platform_get_offset "$1" rootfs "$vmlinux_blockoffset" ) - [ -z $rootfs_blockoffset ] && { - echo "missing rootfs" - return 1 - } - - local data_blockoffset=$( platform_get_offset "$1" rootfs-data "$rootfs_blockoffset" ) - [ -z $data_blockoffset ] && { - echo "rootfs doesn't have JFFS2 end marker" - return 1 - } - - return 0 -} - -platform_do_upgrade_allnet() { - local firmware_base_addr=$( printf "%d" "$1" ) - local vmlinux_blockoffset=$( platform_get_offset "$2" uImage ) - if [ ! -n "$vmlinux_blockoffset" ]; then - echo "can't determine uImage offset" - return 1 - fi - local rootfs_blockoffset=$( platform_get_offset "$2" rootfs $(( $vmlinux_blockoffset + 1 )) ) - local vmlinux_offset=$(( $vmlinux_blockoffset * $CI_BLKSZ )) - local vmlinux_addr=$(( $firmware_base_addr + $vmlinux_offset )) - local vmlinux_hexaddr=0x$( printf "%08x" "$vmlinux_addr" ) - if [ ! -n "$rootfs_blockoffset" ]; then - echo "can't determine rootfs offset" - return 1 - fi - local rootfs_offset=$(( $rootfs_blockoffset * $CI_BLKSZ )) - local rootfs_addr=$(( $firmware_base_addr + $rootfs_offset )) - local rootfs_hexaddr=0x$( printf "%08x" "$rootfs_addr" ) - local vmlinux_blockcount=$(( $rootfs_blockoffset - $vmlinux_blockoffset )) - local vmlinux_size=$(( $rootfs_offset - $vmlinux_offset )) - local vmlinux_hexsize=0x$( printf "%08x" "$vmlinux_size" ) - local data_blockoffset=$( platform_get_offset "$2" rootfs-data $(( $rootfs_blockoffset + 1 )) ) - if [ ! -n "$data_blockoffset" ]; then - echo "can't determine rootfs size" - return 1 - fi - local data_offset=$(( $data_blockoffset * $CI_BLKSZ )) - local rootfs_blockcount=$(( $data_blockoffset - $rootfs_blockoffset )) - local rootfs_size=$(( $data_offset - $rootfs_offset )) - local rootfs_hexsize=0x$( printf "%08x" "$rootfs_size" ) - - local rootfs_md5=$( dd if="$2" bs=$CI_BLKSZ skip=$rootfs_blockoffset count=$rootfs_blockcount 2>/dev/null | md5sum -); rootfs_md5="${rootfs_md5%% *}" - local vmlinux_md5=$( dd if="$2" bs=$CI_BLKSZ skip=$vmlinux_blockoffset count=$vmlinux_blockcount 2>/dev/null | md5sum -); vmlinux_md5="${vmlinux_md5%% *}" - # this needs a recent version of uboot-envtools! - cat >/tmp/fw_env_upgrade <<EOF -vmlinux_start_addr $vmlinux_hexaddr -vmlinux_size $vmlinux_hexsize -vmlinux_checksum $vmlinux_md5 -rootfs_start_addr $rootfs_hexaddr -rootfs_size $rootfs_hexsize -rootfs_checksum $rootfs_md5 -bootcmd bootm $vmlinux_hexaddr -EOF - fw_setenv -s /tmp/fw_env_upgrade || { - echo "failed to update U-Boot environment" - return 1 - } - shift - default_do_upgrade "$@" -} |