--- elwix/install2img.sh	2017/06/21 12:09:14	1.8.4.1
+++ elwix/install2img.sh	2021/03/11 13:59:50	1.9
@@ -5,7 +5,7 @@
 # (C) AITNET ltd - Sofia/Bulgaria <office@aitnet.org>
 #    by Michael Pounov <misho@elwix.org>
 #
-# $Id: install2img.sh,v 1.8.4.1 2017/06/21 12:09:14 misho Exp $
+# $Id: install2img.sh,v 1.9 2021/03/11 13:59:50 misho Exp $
 #
 
 [ -r ./config/rc.elwix ] && . ./config/rc.elwix
@@ -152,14 +152,33 @@ install2()
 mkbak2()
 {
 	if [ X"$2" != X"no" ]; then
-		echo -n "+++ Syncing ELWIX OS image as backup OS image into ${1}f ..."
+		echo "+++ Syncing ELWIX OS image as backup OS image into ${1}f ..."
 		if dd if=/dev/${1}a of=/dev/${1}f; then
+			tunefs -L elwix2 /dev/${1}f
 			echo "OK"
 		else
 			echo "Failed!"
 			exit 8
 		fi
+	else
+		echo "+++ Make ELWIX OS system image partion for upgrade into ${REL}/sys4up_${IMGNAME}.bin ..."
+		if dd if=/dev/${1}a of=${REL}/sys4up_${IMGNAME}.bin; then
+			echo "OK"
+		else
+			echo "Failed!"
+			exit 9
+		fi
 	fi
+
+	if [ ! -f ${REL}/sys4up_${IMGNAME}.bin ]; then
+		echo "+++ Make ELWIX OS system image partion for upgrade into ${REL}/sys4up_${IMGNAME}.bin ..."
+		if dd if=/dev/${1}a of=${REL}/sys4up_${IMGNAME}.bin; then
+			echo "OK"
+		else
+			echo "Failed!"
+			exit 9
+		fi
+	fi
 }
 
 cleandev()
@@ -185,9 +204,9 @@ if [ -z "$1" -o ! -r "$1" ]; then
 	exit 2
 else
 	IMGNAME=$(basename $1 | sed -e "s/.tar.gz//")
-	MD5CHK="${REL}/${IMGNAME}.md5"
-	SHA1CHK="${REL}/${IMGNAME}.sha1"
-	IMG="${REL}/${IMGNAME}.img"
+	MD5CHK="${REL}/${IMGNAME}${3:+"_2nd"}.md5"
+	SHA1CHK="${REL}/${IMGNAME}${3:+"_2nd"}.sha1"
+	IMG="${REL}/${IMGNAME}${3:+"_2nd"}.img"
 fi
 
 mkdevice $IMG ${2:-"${IMG_SIZE}"}
@@ -200,5 +219,6 @@ boot2dev $DEV
 mkbak2 $DEV ${3:-"no"}
 cleandev $DEV
 gencksum $IMG $MD5CHK $SHA1CHK
+gencksum ${REL}/sys4up_${IMGNAME}.bin ${REL}/sys4up_${IMGNAME}.md5 ${REL}/sys4up_${IMGNAME}.sha1
 
-echo "ELWIX OS image $IMGNAME complete."
+echo "ELWIX OS image ${IMGNAME}${3:+"_2nd"} complete."