erpc_lpi2c_slave_transport.hpp

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/*
 * Copyright 2022-2023 NXP
 * All rights reserved.
 *
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#ifndef _EMBEDDED_RPC__LPI2C_SLAVE_TRANSPORT_H_
#define _EMBEDDED_RPC__LPI2C_SLAVE_TRANSPORT_H_

#include "erpc_config_internal.h"
#if ERPC_THREADS
#include "erpc_threading.h"
#endif
#include "erpc_framed_transport.hpp"

extern "C" {
#include "fsl_gpio.h"
#include "fsl_lpi2c.h"
}

// Classes

namespace erpc {
class LPI2cSlaveTransport : public FramedTransport
{
public:
    LPI2cSlaveTransport(LPI2C_Type *lpi2cBaseAddr, uint32_t baudRate, uint32_t srcClock_Hz);

    virtual ~LPI2cSlaveTransport(void);

    virtual erpc_status_t init(void);

    void transfer_cb(void);

protected:
    LPI2C_Type *m_lpi2cBaseAddr; 
    uint32_t m_baudRate;         
    uint32_t m_srcClock_Hz;      
    bool m_isInited;             
#if ERPC_THREADS
    Semaphore m_txrxSemaphore; 
#endif

private:
    using FramedTransport::underlyingReceive;
    using FramedTransport::underlyingSend;

    virtual erpc_status_t underlyingReceive(uint8_t *data, uint32_t size) override;

    virtual erpc_status_t underlyingSend(const uint8_t *data, uint32_t size) override;
};

} // namespace erpc

#endif // _EMBEDDED_RPC__LPI2C_SLAVE_TRANSPORT_H_