Sync with Sharebrained's fw, only Xylos TX works for now

firmware/baseband/proc_jammer.cpp

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+/*
+ * Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
+ *
+ * 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_jammer.hpp"
+#include "portapack_shared_memory.hpp"
+#include "sine_table.hpp"
+#include "event_m4.hpp"
+
+#include <cstdint>
+
+#define POLY_MASK_32 0xB4BCD35C
+
+void JammerProcessor::execute(const buffer_c8_t& buffer) {
+	for (size_t i = 0; i<buffer.count; i++) {
+
+		if (s >= 10000) {	//shared_memory.jammer_ranges[ir].duration
+			s = 0;
+			for (;;) {
+				ir++;
+				if (ir > 15) ir = 0;
+				if (shared_memory.jammer_ranges[ir].active == true) break;
+			}
+			jammer_bw = shared_memory.jammer_ranges[ir].width / 2;
+			
+			message.freq = shared_memory.jammer_ranges[ir].center;
+			shared_memory.application_queue.push(message);
+		} else {
+			s++;
+		}
+		
+		// Ramp
+		/*if (r >= 10) {
+			if (sample < 128)
+				sample++;
+			else
+				sample = -127;
+			r = 0;
+		} else {
+			r++;
+		}*/
+		
+		// Phase
+		if (r >= 70) {
+			aphase += ((aphase>>4) ^ 0x4573) << 14;
+			r = 0;
+		} else {
+			r++;
+		}
+		
+		aphase += 8830;
+		sample = sine_table_f32[(aphase & 0x03FF0000)>>18]*256;
+		
+		//FM
+		frq = sample * jammer_bw;		// Bandwidth
+		
+		phase = (phase + frq);
+		sphase = phase + (256<<16);
+
+		re = sine_table_f32[(sphase & 0x03FF0000)>>18]*127;
+		im = sine_table_f32[(phase & 0x03FF0000)>>18]*127;
+		
+		buffer.p[i] = {(int8_t)re,(int8_t)im};
+	}
+};
+
+int main() {
+	EventDispatcher event_dispatcher { std::make_unique<JammerProcessor>() };
+	event_dispatcher.run();
+	return 0;
+}