Audio Beep Test (Debug) external app (#2023)

firmware/baseband/CMakeLists.txt

@@ -609,7 +609,6 @@ set(MODE_CPPSRC
 )
 DeclareTargets(PNRR nrfrx)
 
-
 ### Jammer
 
 set(MODE_CPPSRC
@@ -645,6 +644,12 @@ set(MODE_CPPSRC
 )
 DeclareTargets(PTST test)
 
+### Audio Beep
+
+set(MODE_CPPSRC
+	proc_audio_beep.cpp
+)
+DeclareTargets(PABP audio_beep)
 
 ### HackRF "factory" firmware
 

firmware/baseband/proc_audio_beep.cpp

@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2024 Mark Thompson
+ *
+ * This file is part of PortaPack.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include "proc_audio_beep.hpp"
+#include "event_m4.hpp"
+#include "audio_dma.hpp"
+
+AudioBeepProcessor::AudioBeepProcessor() {
+}
+
+void AudioBeepProcessor::execute(const buffer_c8_t& buffer) {
+    (void)buffer;
+}
+
+void AudioBeepProcessor::on_message(const Message* const msg) {
+    switch (msg->id) {
+        case Message::ID::RequestSignal:
+            on_signal_message(*reinterpret_cast<const RequestSignalMessage*>(msg));
+            break;
+
+        case Message::ID::AudioBeep:
+            on_beep_message(*reinterpret_cast<const AudioBeepMessage*>(msg));
+            break;
+
+        default:
+            break;
+    }
+}
+
+void AudioBeepProcessor::on_signal_message(const RequestSignalMessage& message) {
+    if (message.signal == RequestSignalMessage::Signal::BeepStopRequest) {
+        audio::dma::beep_stop();
+    }
+}
+
+void AudioBeepProcessor::on_beep_message(const AudioBeepMessage& message) {
+    audio::dma::beep_start(message.freq, AUDIO_SAMPLE_RATE, message.duration_ms);
+}
+
+int main() {
+    audio::dma::init_audio_out();
+    EventDispatcher event_dispatcher{std::make_unique<AudioBeepProcessor>()};
+    event_dispatcher.run();
+    return 0;
+}

firmware/baseband/proc_audio_beep.hpp

@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2024 Mark Thompson
+ *
+ * This file is part of PortaPack.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __PROC_AUDIO_BEEP_H__
+#define __PROC_AUDIO_BEEP_H__
+
+#include "baseband_processor.hpp"
+#include "message.hpp"
+
+#define AUDIO_SAMPLE_RATE 24000
+
+class AudioBeepProcessor : public BasebandProcessor {
+   public:
+    AudioBeepProcessor();
+    void execute(const buffer_c8_t& buffer) override;
+    void on_message(const Message* const msg);
+
+   private:
+    void on_signal_message(const RequestSignalMessage& message);
+    void on_beep_message(const AudioBeepMessage& message);
+};
+
+#endif /*__PROC_AUDIO_BEEP_H__*/