mirror of https://github.com/OpenIPC/firmware.git
				
				
				
			
		
			
				
	
	
		
			134 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
			
		
		
	
	
			134 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
| #!/bin/sh
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| #
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| # Start wifibroadcast
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| #
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| 
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| . /etc/wfb.conf
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| 
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| keydir="/etc"
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| chip=$(ipcinfo -c)
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| 
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| driver=""
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| 
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| # "0bda:8813" -> (8814) -> 8814au
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| # "0846:9052" -> (8811) -> 8821au
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| 
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| detect_wifi_card() {
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|   echo "Detecting wifi card vendor..."
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|   devices=$(lsusb | cut -d ' ' -f6 | sort | uniq)
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|   for card in ${devices}
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| 	do
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| 	  case "${card}" in
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| 	  "0bda:8812" | "0bda:881a" | "0b05:17d2" | "2357:0101")
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| 		driver="realtek"
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| 		modprobe 88XXau rtw_tx_pwr_idx_override=${driver_txpower_override}
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| 	  ;;
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| 	  "0cf3:9271")
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| 		driver="atheros"
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| 		modprobe mac80211
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| 		modprobe ath9k_htc
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| 	  ;;
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| 	  "148f:3070")
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| 		driver="ralink"
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| 		modprobe mac80211
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| 		modprobe rt2x00usb
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| 		modprobe rt2800usb
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| 	  ;;
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| 	esac
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|   done
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| 
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|   if [ -z "${driver}" ]; then
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| 	echo "No usb wifi card detected. Check wifi stick connection, usb power or possible bad soldering."
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| 	exit
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|   else
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| 	echo "Detected:" ${driver}
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|   fi
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| 
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|   echo "Awaiting interface ${wlan} in system..."
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| 
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|   local n=0
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|   while ! $(ifconfig -a | grep -q ${wlan})
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|   do
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| 	if [ ${n} -ge 5 ]; then
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| 	  echo "No interface ${wlan}. Check wifi stick connection, usb power or possible bad soldering."
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| 	  exit
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| 	fi
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| 	sleep 0.5
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| 	n=$(expr ${n} + 1)
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|   done
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| }
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| 
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| load_modules() {
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|   modprobe cfg80211
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|   detect_wifi_card
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| }
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| 
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| load_interface() {
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|   if [ ${driver} = "realtek" ]; then
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| 	  ifconfig ${wlan} up
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| 	  iwconfig ${wlan} mode monitor
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|   elif [ ${driver} = "atheros" ] || [ ${driver} = "ralink" ]; then
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| 	  iwconfig ${wlan} mode monitor
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| 	  ifconfig ${wlan} up
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|   fi
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| 
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|   iw reg set ${region}
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|   iwconfig ${wlan} channel ${channel}
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|   iw dev ${wlan} set txpower fixed $((${txpower} * 100))
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| }
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| 
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| start_wfb() {
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|   wfb_tx -p ${stream} -u ${udp_port} -K ${keydir}/drone.key -B ${bandwidth} -M ${mcs_index} -S ${stbc} -L ${ldpc} -G ${guard_interval} -k ${fec_k} -n ${fec_n} -T ${fec_timeout} -i ${link_id} ${wlan} &
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| }
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| 
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| case "$1" in
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|   start)
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| 	if ! [ -f /etc/system.ok ]; then
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| 		killall majestic
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| 		/usr/bin/tweaksys ${chip}
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| 	fi
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| 
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|     if [ ${daemon} -eq 1 ]; then
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| 
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| 	  echo "Loading modules and wifi card driver..."
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| 
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| 	  load_modules
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| 
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| 	  echo "Preparing interface wlan..."
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| 	  
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| 	  load_interface
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| 	  
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| 	  if ! cat ${keydir}/drone.key > /dev/null 2>&1; then
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| 		echo "Generating drone & ground station keys..."
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| 		cd ${keydir} ; wfb_keygen
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| 	  else
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| 		echo "Drone key exist..."
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| 	  fi
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| 
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| 	  echo "Starting Wifibroadcast service..."
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| 	  
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| 	  start_wfb
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| 
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| 	  echo "Done."
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| 
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| 	  if [ ${telemetry} = "true" ]; then
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| 		if [ ${chip} = "gk7205v200" ]; then
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| 			# UART2_RX mux
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| 			devmem 0x120c0010 32 0x1e04
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| 		fi
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| 		/usr/bin/telemetry start
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| 	  fi
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| 
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| 	else
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|       echo "Wifibroadcast service disabled in wfb.conf..."
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| 	fi
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|     ;;
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|   stop)
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|     echo "Stopping wifibroadcast service..."
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|     kill -9 $(pidof wfb_tx)
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|     ;;
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|     *)
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|     echo "Usage: $0 {start|stop}"
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|     exit 1
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| esac
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