[twrp] Support Samsung partitions
diff --git a/twrp/twrp.sh b/twrp/twrp.sh
index 0baf544..0729650 100644
--- a/twrp/twrp.sh
+++ b/twrp/twrp.sh
@@ -116,7 +116,8 @@
dev="$(sed -n 1p /cache/phh/block.map)"
devbase="$(echo $dev | sed -nE 's;(/dev/block/.*/)userdata;\1;p')"
[ -z "$devbase" ] && devbase="$(echo $dev | sed -nE 's;(/dev/block/.*/)data;\1;p')"
-for i in system system_a;do
+[ -z "$devbase" ] && devbase="$(echo $dev | sed -nE 's;(/dev/block/.*/)USERDATA;\1;p')"
+for i in system system_a SYSTEM;do
v="$devbase/$i"
[ -b "$v" ] && system="$v"
done