mirror of https://github.com/OpenIPC/firmware.git
153 lines
3.1 KiB
Bash
Executable File
153 lines
3.1 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/datalink.conf
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. /etc/wfb.conf
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keydir="/etc"
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chip=$(ipcinfo -c)
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vendor=$(ipcinfo -v)
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driver=""
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set_mcs() {
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if [ ${vendor} = "ingenic" ]; then
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mcs=$(ls -l /lib/firmware | grep "htc_9271" | awk {'print $11'} | cut -d "." -f3)
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else
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mcs=$(ls -l /lib/firmware/ath9k_htc | grep "htc_9271-1.4.0.fw" | cut -d "." -f6)
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fi
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if [ -z "${mcs}" ]; then
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setmcs ${mcs_index}
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fi
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if [ ${mcs_index} -eq 1 ] || [ ${mcs_index} -eq 3 ]; then
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if [ ! ${mcs_index} -eq ${mcs} ]; then
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setmcs ${mcs_index}
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sleep 3
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fi
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fi
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}
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# "0bda:8813" -> (8814) -> 8814au
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# "0846:9052" -> (8811) -> 8821au
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detect_wifi_card() {
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echo "Detecting wifi card vendor..."
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devices=$(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" | "2357:0101")
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driver="realtek"
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modprobe 88XXau rtw_tx_pwr_idx_override=${driver_txpower_override}
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;;
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"0cf3:9271" | "040d:3801")
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driver="atheros"
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set_mcs
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modprobe mac80211
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modprobe ath9k_htc
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;;
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esac
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done
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if [ -z "${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" ]; 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 ${region}
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if [ ! -z "${frequency}" ]; then
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iwconfig ${wlan} freq ${frequency}
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else
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iwconfig ${wlan} channel ${channel}
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fi
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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 [ ${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 all services..."
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kill -9 $(pidof wfb_tx)
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kill -9 $(pidof telemetry_rx)
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kill -9 $(pidof telemetry_tx)
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kill -9 $(pidof mavlink-routerd)
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kill -9 $(pidof mavfwd)
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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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