Initial firmware commit.

firmware/common/portapack_shared_memory.hpp

@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+#ifndef __PORTAPACK_SHARED_MEMORY_H__
+#define __PORTAPACK_SHARED_MEMORY_H__
+
+#include <cstdint>
+
+#include "message_queue.hpp"
+
+struct TouchADCFrame {
+	uint32_t dr[8];
+};
+
+/* NOTE: These structures must be located in the same location in both M4 and M0 binaries */
+struct SharedMemory {
+	MessageQueue baseband_queue;
+	MessageQueue application_queue;
+
+	// TODO: M0 should directly configure and control DMA channel that is
+	// acquiring ADC samples.
+	TouchADCFrame touch_adc_frame;
+};
+
+extern SharedMemory& shared_memory;
+
+#if defined(LPC43XX_M0)
+inline void init_message_queues() {
+	new (&shared_memory.baseband_queue) MessageQueue();
+	new (&shared_memory.application_queue) MessageQueue();
+}
+#endif
+
+#endif/*__PORTAPACK_SHARED_MEMORY_H__*/