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USE_REFRESH=1
platform_check_image() {
[ "$ARGC" -gt 1 ] && return 1
case "$(get_magic_word "$1")" in
eb48) return 0;;
*)
echo "Invalid image type"
return 1
;;
esac
}
platform_do_upgrade() {
local ROOTFS
sync
grep -q -e "jffs2" -e "squashfs" /proc/cmdline \
&& ROOTFS="$(awk 'BEGIN { RS=" "; FS="="; } ($1 == "block2mtd.block2mtd") { print substr($2,1,index($2, ",")-1) }' < /proc/cmdline)" \
|| ROOTFS="$(awk 'BEGIN { RS=" "; FS="="; } ($1 == "root") { print $2 ) }' < /proc/cmdline)"
[ -b ${ROOTFS%[0-9]} ] && get_image "$1" > ${ROOTFS%[0-9]}
}
x86_prepare_ext2() {
# if we're running from ext2, we need to make sure that we have a mtd
# partition that points to the active rootfs partition.
# however this only matters if we actually need to preserve the config files
[ "$SAVE_CONFIG" -eq 1 ] || return 0
grep rootfs /proc/mtd >/dev/null || {
echo /dev/hda2,65536,rootfs > /sys/module/block2mtd/parameters/block2mtd
}
}
append sysupgrade_pre_upgrade x86_prepare_ext2
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