mirror of
https://github.com/eried/portapack-mayhem.git
synced 2024-12-11 00:34:29 -05:00
90 lines
2.1 KiB
C++
90 lines
2.1 KiB
C++
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/*
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* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#include "ch.h"
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#include "lpc43xx_cpp.hpp"
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#include "portapack_shared_memory.hpp"
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#include "portapack_dma.hpp"
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#include "gpdma.hpp"
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#include "audio_dma.hpp"
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static void init() {
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audio::dma::init();
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audio::dma::configure();
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audio::dma::enable();
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LPC_CREG->DMAMUX = portapack::gpdma_mux;
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gpdma::controller.enable();
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nvicEnableVector(DMA_IRQn, CORTEX_PRIORITY_MASK(LPC_DMA_IRQ_PRIORITY));
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}
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static void halt() {
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port_disable();
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while(true) {
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port_wait_for_interrupt();
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}
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}
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extern "C" {
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void __late_init(void) {
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/*
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* System initializations.
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* - HAL initialization, this also initializes the configured device drivers
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* and performs the board-specific initializations.
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* - Kernel initialization, the main() function becomes a thread and the
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* RTOS is active.
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*/
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halInit();
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/* After this call, scheduler, systick, heap, etc. are available. */
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/* By doing chSysInit() here, it runs before C++ constructors, which may
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* require the heap.
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*/
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chSysInit();
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/* Baseband initialization */
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init();
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}
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void _default_exit(void) {
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// TODO: Is this complete?
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nvicDisableVector(DMA_IRQn);
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chSysDisable();
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systick_stop();
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ShutdownMessage shutdown_message;
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shared_memory.application_queue.push(shutdown_message);
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shared_memory.baseband_message = nullptr;
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halt();
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}
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}
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