diff options
Diffstat (limited to 'target/linux/mvebu/base-files/lib/upgrade/linksys.sh')
-rw-r--r-- | target/linux/mvebu/base-files/lib/upgrade/linksys.sh | 37 |
1 files changed, 33 insertions, 4 deletions
diff --git a/target/linux/mvebu/base-files/lib/upgrade/linksys.sh b/target/linux/mvebu/base-files/lib/upgrade/linksys.sh index 8f5a89aaf6..f37831ba75 100644 --- a/target/linux/mvebu/base-files/lib/upgrade/linksys.sh +++ b/target/linux/mvebu/base-files/lib/upgrade/linksys.sh @@ -22,6 +22,10 @@ linksys_get_target_firmware() { echo "$target_firmware" } +linksys_get_root_magic() { + (get_image "$@" | dd skip=786432 bs=4 count=1 | hexdump -v -n 4 -e '1/1 "%02x"') 2>/dev/null +} + platform_do_upgrade_linksys() { local magic_long="$(get_magic_long "$1")" @@ -35,10 +39,35 @@ platform_do_upgrade_linksys() { exit 1 fi - # we don't know, what filesystem does the other partition use, - # nuke it tobe safe - mtd erase $part_label - get_image "$1" | mtd -n write - $part_label + local target_mtd=$(find_mtd_part $part_label) + + [ "$magic_long" = "73797375" ] && { + CI_KERNPART="$part_label" + if [ "$part_label" = "kernel1" ] + then + CI_UBIPART="rootfs1" + else + CI_UBIPART="rootfs2" + fi + + nand_upgrade_tar "$1" + } + [ "$magic_long" = "27051956" ] && { + # check firmwares' rootfs types + local target_mtd=$(find_mtd_part $part_label) + local oldroot="$(linksys_get_root_magic $target_mtd)" + local newroot="$(linksys_get_root_magic "$1")" + + if [ "$newroot" = "55424923" -a "$oldroot" = "55424923" ] + # we're upgrading from a firmware with UBI to one with UBI + then + # erase everything to be safe + mtd erase $part_label + get_image "$1" | mtd -n write - $part_label + else + get_image "$1" | mtd write - $part_label + fi + } } linksys_preupgrade() { |