target/linux/x86/base-files/lib/upgrade/platform.sh

   1 platform_check_image() {
   2         [ "$ARGC" -gt 1 ] && return 1
   3
   4         case "$(get_magic_word "$1")" in
   5                 eb48) return 0;;
   6                 *)
   7                         echo "Invalid image type"
   8                         return 1
   9                 ;;
  10         esac
  11 }
  12
  13 platform_do_upgrade() {
  14         get_image "$1" > /dev/hda
  15         sync
  16 }
  17
  18 x86_prepare_ext2() {
  19         # if we're running from ext2, we need to make sure that we have a mtd
  20         # partition that points to the active rootfs partition.
  21         # however this only matters if we actually need to preserve the config files
  22         [ "$SAVE_CONFIG" -eq 1 ] && return 0
  23         grep rootfs /proc/mtd >/dev/null || {
  24                 echo /dev/hda2,65536,rootfs > /sys/module/block2mtd/parameters/block2mtd
  25         }
  26 }
  27 append sysupgrade_pre_upgrade x86_prepare_ext2