spi.hpp

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/*
 *  SatNOGS-COMMS control library
 *
 *  Copyright (C) 2022-2024, Libre Space Foundation <http://libre.space>
 *
 *  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 3 of the License, 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.  If not, see <http://www.gnu.org/licenses/>.
 *
 *  SPDX-License-Identifier: GNU General Public License v3.0 or later
 */
 
#pragma once
 
#include "gpio.hpp"
#include <cstddef>
#include <cstdint>
 
namespace satnogs::comms::lib::bsp
{
class spi
{
public:
  spi() {}
  ~spi() {}

  virtual void
  read(uint8_t *rx, const uint8_t *tx, size_t tx_len, size_t rx_len) = 0;

  virtual void
  write(const uint8_t *tx, size_t len) = 0;

  virtual gpio &
  cs()
  {
    return m_cs;
  }
 
private:
  dummy_gpio m_cs;
};
 
} // namespace satnogs::comms::lib::bsp