add or remove force_turbo=1 depending on mode

config

@@ -59,6 +59,7 @@ if [ "$1" = "-i" ]; then
 elif [ "$1" = "-a" ]; then
 	echo "changing CubeSatSim to AFSK mode"
 	sudo echo "a" > /home/pi/CubeSatSim/.mode
+	sudo sed -i ':a;N;$!ba;s/\nforce_turbo=1//g' /boot/config.txt 
 	echo "rebooting"
 	sudo reboot now
 #	sudo systemctl restart cubesatsim
@@ -66,6 +67,7 @@ elif [ "$1" = "-a" ]; then
 elif [ "$1" = "-m" ]; then
 	echo "changing CubeSatSim to CW mode"
 	sudo echo "m" > /home/pi/CubeSatSim/.mode
+	sudo sed -i ':a;N;$!ba;s/\nforce_turbo=1//g' /boot/config.txt 
 	echo "rebooting"
 	sudo reboot now
 #	sudo systemctl restart cubesatsim
@@ -73,6 +75,9 @@ elif [ "$1" = "-m" ]; then
 elif [ "$1" = "-f" ]; then
 	echo "changing CubeSatSim to FSK mode"
 	sudo echo "f" > /home/pi/CubeSatSim/.mode
+  	if ! grep -q force_turbo=1 /boot/config.txt ; then
+    	 sudo sh -c 'echo "force_turbo=1" >> /boot/config.txt'
+  	fi
 	echo "rebooting"
 	sudo reboot now
 #	sudo systemctl restart cubesatsim
@@ -80,6 +85,9 @@ elif [ "$1" = "-f" ]; then
 elif [ "$1" = "-b" ]; then
 	echo "changing CubeSatSim to BPSK mode"
 	sudo echo "b" > /home/pi/CubeSatSim/.mode
+  	if ! grep -q force_turbo=1 /boot/config.txt ; then
+    	 sudo sh -c 'echo "force_turbo=1" >> /boot/config.txt'
+  	fi
 	echo "rebooting"
 	sudo reboot now
 #	sudo systemctl restart cubesatsim
@@ -87,6 +95,7 @@ elif [ "$1" = "-b" ]; then
 elif [ "$1" = "-s" ]; then
 	echo "changing CubeSatSim to SSTV mode"
 	sudo echo "s" > /home/pi/CubeSatSim/.mode
+	sudo sed -i ':a;N;$!ba;s/\nforce_turbo=1//g' /boot/config.txt 
 	echo "rebooting"
 	sudo reboot now
 #	sudo systemctl restart cubesatsim