stm32i2cmaster.h

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#ifndef SEMF_HARDWAREABSTRACTION_STM32_STM32I2CMASTER_H_
#define SEMF_HARDWAREABSTRACTION_STM32_STM32I2CMASTER_H_
 
#include <semf/communication/i2cmasterhardware.h>
#include <semf/hardwareabstraction/stm32/stm32.h>
#include <semf/utils/core/queues/linkedqueue.h>
#include <semf/utils/core/signals/slot.h>
 
#if defined(STM32) && defined(HAL_I2C_MODULE_ENABLED)
namespace semf
{
class Stm32I2cMaster : public I2cMasterHardware, public LinkedQueue<Stm32I2cMaster>::Node
{
public:
    enum class ErrorCode : uint8_t
    {
        Init_HalError = 0,
        Init_HalBusy,
        Init_HalTimeout,
        Deinit_HalError,
        Deinit_HalBusy,
        Deinit_HalTimeout,
        StopWrite_HalError,
        StopWrite_HalBusy,
        StopWrite_HalTimeout,
        StopRead_HalError,
        StopRead_HalBusy,
        StopRead_HalTimeout,
        SetFrequency_IsBusy,
        IsrError_HalError,
        ReadHardware_HalError,
        ReadHardware_HalBusy,
        ReadHardware_HalTimeout,
        WriteHardware_HalError,
        WriteHardware_HalBusy,
        WriteHardware_HalTimeout,
    };
    explicit Stm32I2cMaster(I2C_HandleTypeDef& hwHandle);
    explicit Stm32I2cMaster(const Stm32I2cMaster& other) = delete;
    virtual ~Stm32I2cMaster() = default;
 
    void init() override;
    void deinit() override;
    void stopWrite() override;
    void stopRead() override;
    void setFrequency(uint32_t hz) override;
    void checkAddress(uint8_t address) override;
    static LinkedQueue<Stm32I2cMaster>* queue();
    static void systemIsrRead(I2C_HandleTypeDef& i2c);
    static void systemIsrWritten(I2C_HandleTypeDef& i2c);
    static void systemIsrError(I2C_HandleTypeDef& i2c);
    static void systemIsrAbort(I2C_HandleTypeDef& i2c);
    void isrRead(I2C_HandleTypeDef& i2c);
    void isrWritten(I2C_HandleTypeDef& i2c);
    void isrError(I2C_HandleTypeDef& i2c);
    void isrAbort(I2C_HandleTypeDef& i2c);
 
protected:
    I2C_HandleTypeDef* hardwareHandle();
    virtual uint32_t hardwareFrame(CommunicationHardware::Frame frame) const;
    void readHardware(uint8_t buffer[], size_t bufferSize) override;
    void writeHardware(const uint8_t data[], size_t dataSize) override;
 
private:
    void onAddressChecked();
 
    Signal<> canceled;
    SEMF_SLOT(m_canceledSlot, Signal<>, canceled, emitSignal);
    SEMF_SLOT(m_onAddressCheckedSlot, Stm32I2cMaster, *this, onAddressChecked);
    I2C_HandleTypeDef* m_hwHandle;
    static LinkedQueue<Stm32I2cMaster> m_queue;
    static constexpr Error::ClassID kSemfClassId = Error::ClassID::Stm32I2cMaster;
};
} /* namespace semf */
#endif
#endif /* SEMF_HARDWAREABSTRACTION_STM32_STM32I2CMASTER_H_ */