Beep-on-packet support in POCSAG app (#2061)

firmware/application/apps/pocsag_app.cpp

@@ -136,6 +136,10 @@ POCSAGAppView::POCSAGAppView(NavigationView& nav)
     };
 
     refresh_ui();
+
+    if (pmem::beep_on_packets())
+        audio::set_rate(audio::Rate::Hz_24000);
+
     audio::output::start();
     receiver_model.enable();
     baseband::set_pocsag();
@@ -304,6 +308,10 @@ void POCSAGAppView::on_packet(const POCSAGPacketMessage* message) {
 
     // Set status icon color to indicate state machine state.
     image_status.set_foreground(get_status_color(pocsag_state));
+
+    if (pmem::beep_on_packets()) {
+        baseband::request_audio_beep(1000, 24000, 60);
+    }
 }
 
 void POCSAGAppView::on_stats(const POCSAGStatsMessage* stats) {

firmware/baseband/proc_pocsag2.cpp

@@ -361,6 +361,10 @@ void POCSAGProcessor::on_message(const Message* const message) {
             break;
         }
 
+        case Message::ID::AudioBeep:
+            on_beep_message(*reinterpret_cast<const AudioBeepMessage*>(message));
+            break;
+
         default:
             break;
     }
@@ -414,6 +418,10 @@ void POCSAGProcessor::send_packet() {
     shared_memory.application_queue.push(message);
 }
 
+void POCSAGProcessor::on_beep_message(const AudioBeepMessage& message) {
+    audio::dma::beep_start(message.freq, message.sample_rate, message.duration_ms);
+}
+
 /* main **************************************************/
 
 int main() {

firmware/baseband/proc_pocsag2.hpp

@@ -212,6 +212,7 @@ class POCSAGProcessor : public BasebandProcessor {
     void reset();
     void send_stats() const;
     void send_packet();
+    void on_beep_message(const AudioBeepMessage& message);
 
     /* Set once app is ready to receive messages. */
     bool configured = false;