Blackfin: jtagconsole: disable output processing

Avoid extra carriage returns in the output by disabling output processing.
Otherwise, whenever the remote sends a \r\n, we end up with \r\r\n.

Reported-by: Vivi Li <vivi.li@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/tools/jtagconsole b/tools/jtagconsole
index 24198c8..d404fac 100755
--- a/tools/jtagconsole
+++ b/tools/jtagconsole
@@ -31,9 +31,9 @@
 	usage "Invalid number of arguments"
 fi
 
-trap "stty icanon echo intr ^C" 0 2 3 5 10 13 15
+trap "stty icanon echo opost intr ^C" 0 2 3 5 10 13 15
 echo "NOTE: the interrupt signal (normally ^C) has been remapped to ^T"
 
-stty -icanon -echo intr ^T
+stty -icanon -echo -opost intr ^T
 nc ${ip} ${port}
 exit 0