feat: add SMART monitoring terminal

board/shredos/fsoverlay/etc/inittab

@@ -16,6 +16,8 @@ rcS:12345:wait:/etc/init.d/rcS
 sole::respawn:/sbin/getty -L  console 0 vt100 # GENERIC_SERIAL
 1:3:respawn:/sbin/getty 38400 tty1 -n -l /usr/bin/nwipe_launcher
 2:3:respawn:/sbin/getty 38400 tty2 -n -l /bin/sh
+# tty3 is reserved for the regular console
+4:3:respawn:/sbin/getty 38400 tty4 -n -l /usr/bin/smartdmt_launcher
 
 # Stuff to do for the 3-finger salute
 #ca::ctrlaltdel:/sbin/reboot

board/shredos/fsoverlay/usr/bin/smartdmt_launcher

@@ -0,0 +1,18 @@
+#!/bin/sh
+trap "echo" INT
+
+sleep 2
+if [ -x /usr/bin/smartdmt ]; then
+    while true; do
+        /usr/bin/smartdmt
+        echo "Press ENTER to restart SMART Device Monitoring Terminal..."
+        read dummy
+        clear
+    done
+else
+    while true; do
+        echo "SMART Device Monitoring Terminal is not available in this version of ShredOS."
+        read dummy
+        clear
+    done
+fi