Speeded up IO startup, needs review

ROMFS/px4fmu_common/init.d/rcS

@@ -110,8 +110,12 @@ then
 	#
 	# Upgrade PX4IO firmware
 	#
-	if px4io update
+	if px4io detect
 	then
+		echo "PX4IO running, not upgrading"
+	else
+		echo "Attempting to upgrade PX4IO"
+		px4io update
 		if [ -d /fs/microsd ]
 		then
 			echo "Flashed PX4IO Firmware OK" > /fs/microsd/px4io.log

src/drivers/px4io/uploader.h

@@ -91,7 +91,7 @@ private:
 	void			drain();
 	int			send(uint8_t c);
 	int			send(uint8_t *p, unsigned count);
-	int			get_sync(unsigned timeout = 100);
+	int			get_sync(unsigned timeout = 1000);
 	int			sync();
 	int			get_info(int param, uint32_t &val);
 	int			erase();