--- /dev/null
+. /lib/kirkwood.sh
+
+platform_check_image() {
+ [ "$#" -gt 1 ] && return 1
+ local board="$(kirkwood_board_name)"
+ local magic="$(get_magic_long "$1")"
+
+ case "$board" in
+ "linksys-audi"|\
+ "linksys-viper")
+ [ "$magic" != "27051956" -a "$magic" != "73797375" ] && {
+ echo "Invalid image type."
+ return 1
+ }
+ return 0
+ ;;
+ esac
+
+ echo "Sysupgrade is not yet supported on $board."
+ return 1
+}
+
+platform_do_upgrade() {
+ local board="$(kirkwood_board_name)"
+
+ case "$board" in
+ "linksys-audi"|\
+ "linksys-viper")
+ platform_do_upgrade_linksys "$ARGV"
+ ;;
+ esac
+}