mirror of https://github.com/OpenIPC/firmware.git
161 lines
3.5 KiB
Bash
Executable File
161 lines
3.5 KiB
Bash
Executable File
#!/bin/sh
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chip=$(ipcinfo -c)
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vendor=$(ipcinfo -v)
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keydir=/etc
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if [ -e /etc/datalink.conf ]; then
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. /etc/datalink.conf
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fi
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if [ -e /etc/wfb.conf ]; then
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. /etc/wfb.conf
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fi
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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 $devices; do
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case "$card" in
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"0bda:8812" | "0bda:881a" | "0b05:17d2" | "2357:0101" | "2604:0012")
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driver="realtek"
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modprobe 88XXau rtw_tx_pwr_idx_override="$driver_txpower_override"
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;;
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"0cf3:9271" | "040d:3801")
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driver="atheros"
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if ! [ "$unit" = "gs" ]; then
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set_mcs
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fi
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modprobe mac80211
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modprobe ath9k_hw txpower="$txpower"
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modprobe ath9k_htc
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;;
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esac
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done
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if [ -z "$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 1
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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"; do
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if [ "$n" -ge 5 ]; then
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echo "No interface $wlan. Check wifi stick connection, usb power or possible bad soldering."
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exit 1
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fi
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sleep 0.5
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n=$(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 [ -n "$frequency" ]; then
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iwconfig "$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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# dirty fix crash if txpower set. setting txpower disabled because patched driver always set txpower level 58
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# iw dev $wlan set txpower fixed $(($txpower * 100))
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}
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start_drone_wfb() {
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wfb_tx -p "$stream" -u "$udp_port" -R "$rcv_buf" -K "$keydir/$unit.key" -B "$bandwidth" \
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-M "$mcs_index" -S "$stbc" -L "$ldpc" -G "$guard_interval" -k "$fec_k" -n "$fec_n" \
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-T "$pool_timeout" -i "$link_id" -f "$frame_type" "$wlan" > /dev/null &
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}
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start_gs_wfb() {
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wfb_rx -c "$udp_addr" -u "$udp_port" -p "$stream" -K "$keydir/$unit.key" -i "$link_id" "$wlan" > /dev/null &
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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 "$keydir/$unit.key" > /dev/null 2>&1; then
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echo "Generating drone & ground station keys..."
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cd $keydir && wfb_keygen
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else
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echo "$unit key exist..."
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fi
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echo "Starting Wifibroadcast service..."
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start_"$unit"_wfb
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echo "Done."
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if [ "$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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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 services..."
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killall -q wfb_tx
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killall -q wfb_rx
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killall -q telemetry_rx
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killall -q telemetry_tx
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killall -q mavlink-routerd
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killall -q 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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;;
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esac
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