Changes for select mode operation

README.md

@@ -75,5 +75,9 @@ Use one of the following defconfig for the board you intend to use:
 - `raspberrypi3a_defconfig` - Raspberry Pi 3A+
 - `raspberrypi4_defconfig` - Raspberry Pi 4
 
+### Enviroment variables
+Can be selected some customs in the file /root/.env
+#HEADUNIT_FIRST=1 // if you uncomment '#HEADUNIT_FIRST=1' , then Connect to usb after before connection is available, in other case then Connect to usb after phone connection is available
+
 ## Limitations
 - Tested with very limited set of headunits and cars. Let me know if it does not work with your headunit.

aa_wireless_dongle/board/common/rootfs_overlay/etc/init.d/S93aawgd

@@ -12,6 +12,7 @@ RETVAL=0
 case "$1" in
  start)
  printf "Starting $DAEMON: "
+ export $(grep -v '^#' /root/.env | xargs)
  start-stop-daemon -S -b -q -m -p "$PIDFILE" -x "/usr/bin/$DAEMON"
  RETVAL=$?
  [ $RETVAL = 0 ] && echo "OK" || echo "FAIL"

aa_wireless_dongle/board/common/rootfs_overlay/root/.env

@@ -0,0 +1 @@
+#AAWG_CONNECTION_WAIT_FOR_ACCESSORY=1

aa_wireless_dongle/package/aawg/src/aawgd.cpp

@@ -17,6 +17,11 @@ int main(void) {
 
  while (true) {
  // Per connection setup and processing
+ if (const char* env_p = std::getenv("AAWG_CONNECTION_WAIT_FOR_ACCESSORY")) {
+ UsbManager::instance().enableDefaultAndWaitForAccessroy();
+ Logger::instance()->info("Waiting for the accessory to connect first\n");
+ }
+
  AAWProxy proxy;
  std::optional<std::thread> proxyThread = proxy.startServer(Config::instance()->getWifiInfo().port);
 

aa_wireless_dongle/package/aawg/src/proxyHandler.cpp

@@ -122,7 +122,12 @@ void AAWProxy::handleClient(int server_sock) {
 
  Logger::instance()->info("Tcp server accepted connection\n");
 
- UsbManager::instance().enableDefaultAndWaitForAccessroy();
+ if (const char* env_p = std::getenv("AAWG_CONNECTION_WAIT_FOR_ACCESSORY")) {
+ // nothing to do
+ } else {
+ UsbManager::instance().enableDefaultAndWaitForAccessroy();
+ }
+
 
  Logger::instance()->info("Opening usb accessory\n");
  if ((m_usb_fd = open("/dev/usb_accessory", O_RDWR)) < 0) {