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

firmware/baseband/main.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 "ch.h"
+
+#include "lpc43xx_cpp.hpp"
+
+#include "portapack_shared_memory.hpp"
+#include "portapack_dma.hpp"
+
+#include "gpdma.hpp"
+
+#include "event_m4.hpp"
+
+#include "touch_dma.hpp"
+
+#include "baseband_thread.hpp"
+#include "rssi_thread.hpp"
+#include "baseband_processor.hpp"
+
+#include "message_queue.hpp"
+
+#include "utility.hpp"
+
+#include "debug.hpp"
+
+#include "audio_dma.hpp"
+
+#include "gcc.hpp"
+
+#include <cstdint>
+#include <cstddef>
+#include <array>
+
+extern "C" {
+
+void __late_init(void) {
+	/*
+	 * System initializations.
+	 * - HAL initialization, this also initializes the configured device drivers
+	 *   and performs the board-specific initializations.
+	 * - Kernel initialization, the main() function becomes a thread and the
+	 *   RTOS is active.
+	 */
+	halInit();
+
+	/* After this call, scheduler, systick, heap, etc. are available. */
+	/* By doing chSysInit() here, it runs before C++ constructors, which may
+	 * require the heap.
+	 */
+	chSysInit();
+}
+
+}
+
+static void init() {
+	audio::dma::init();
+	audio::dma::configure();
+	audio::dma::enable();
+
+	LPC_CREG->DMAMUX = portapack::gpdma_mux;
+	gpdma::controller.enable();
+	nvicEnableVector(DMA_IRQn, CORTEX_PRIORITY_MASK(LPC_DMA_IRQ_PRIORITY));
+
+	touch::dma::init();
+	touch::dma::allocate();
+	touch::dma::enable();
+}
+
+static void halt() {
+	port_disable();
+	while(true) {
+		port_wait_for_interrupt();
+	}
+}
+
+static void shutdown() {
+	// TODO: Is this complete?
+	
+	nvicDisableVector(DMA_IRQn);
+	
+	chSysDisable();
+
+	systick_stop();
+
+	ShutdownMessage shutdown_message;
+	shared_memory.application_queue.push(shutdown_message);
+
+	halt();
+}
+
+int main(void) {
+	init();
+
+	/* TODO: Ensure DMAs are configured to point at first LLI in chain. */
+
+	EventDispatcher event_dispatcher;
+	event_dispatcher.run();
+
+	shutdown();
+
+	return 0;
+}