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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.
*/
#ifndef __SPI_PP_H__
#define __SPI_PP_H__
#include <cstdint>
#include "ch.h"
#include "hal.h"
class SPI {
public:
constexpr SPI(SPIDriver* const driver)
: _driver(driver) {
}
void start(const SPIConfig& config) {
spiStart(_driver, &config);
}
void stop() {
spiStop(_driver);
}
void transfer(void* const data, const size_t count) {
spiAcquireBus(_driver);
spiSelect(_driver);
spiExchange(_driver, count, data, data);
spiUnselect(_driver);
spiReleaseBus(_driver);
}
private:
SPIDriver* const _driver;
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};
#endif /*__SPI_PP_H__*/