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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. /etc/wfb.conf
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keydir="/etc"
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chip=$(ipcinfo -c)
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driver=""
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# "0bda:8813" -> (8814) -> 8814au
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# "0846:9052" -> (8811) -> 8821au
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detect_wifi_card() {
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echo "Detecting wifi card vendor..."
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devices=$(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")
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driver="realtek"
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modprobe 88XXau rtw_tx_pwr_idx_override=${driver_txpower_override}
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;;
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"0cf3:9271")
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driver="atheros"
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modprobe mac80211
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modprobe ath9k_htc
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;;
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"148f:3070")
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driver="ralink"
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modprobe mac80211
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modprobe rt2x00usb
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modprobe rt2800usb
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;;
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esac
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done
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if [ -z "${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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echo "Awaiting interface ${wlan} in system..."
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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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load_modules() {
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modprobe cfg80211
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detect_wifi_card
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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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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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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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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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if [ ${daemon} -eq 1 ]; then
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echo "Loading modules and wifi card driver..."
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load_modules
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echo "Preparing interface wlan..."
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load_interface
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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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echo "Starting Wifibroadcast service..."
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start_wfb
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echo "Done."
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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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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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