i2sslaveduplex.hpp

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#ifndef PICO_DRIVER_SRC_I2S_DUPLEXSLAVEI2S_HPP_
#define PICO_DRIVER_SRC_I2S_DUPLEXSLAVEI2S_HPP_
#if __has_include(<hardware/pio.h>) || __has_include(<gmock/gmock.h>) || DOXYGEN_COMPILE
 
#if __has_include(<hardware/pio.h>)
#include "hardware/pio.h"
#else
// Alternate definition for unit test.
#define i2s_slave_duplex_program_get_default_config(config) 1
#define clk_sys 51
#endif  //__has_include(<hardware/i2c.h>)
 
#if __has_include(<gmock/gmock.h>)
#include <gmock/gmock.h>
#endif
 
#include "sdk/sdkwrapper.hpp"
 
namespace rpp_driver {
class I2sSlaveDuplex {
 private:
  ::rpp_driver::SdkWrapper &sdk_;
  PIO pio_;
  const uint32_t sm_;    // State machine ( 0..3 )
  const uint pin_base_;  // first GPIO pin number of the I2S signal.
 
 public:
  I2sSlaveDuplex(/* args */) = delete;
  I2sSlaveDuplex(::rpp_driver::SdkWrapper &sdk, PIO pio, uint pin_base);
  I2sSlaveDuplex(::rpp_driver::SdkWrapper &sdk, PIO pio, uint32_t sm,
                 uint pin_base);
 
  ~I2sSlaveDuplex();
 
  virtual void Start();
  virtual void Stop();
  virtual uint32_t GetStateMachine();
  virtual int32_t GetFifoBlocking();
  virtual void PutFifoBlocking(int32_t value);
};
 
#if __has_include(<gmock/gmock.h>) || DOXYGEN_COMPILE
// GCOVR_EXCL_START
class MockI2sSlaveDuplex : public I2sSlaveDuplex {
 public:
  MockI2sSlaveDuplex(SdkWrapper &sdk)
      : I2sSlaveDuplex(sdk, 0, 0) {}  // 0 is dummy. We don't care.
  MOCK_METHOD0(GetStateMachine, uint32_t(void));
  MOCK_METHOD0(Start, void(void));
  MOCK_METHOD0(Stop, void(void));
  MOCK_METHOD1(PutFifoBlocking, void(int32_t value));
  MOCK_METHOD0(GetFifoBlocking, int32_t());
};
// GCOVR_EXCL_STOP
#endif  // __has_include(<gmock/gmock.h>)
}  // namespace rpp_driver
 
#endif  // __has_include(<hardware/pio.h>) || __has_include(<gmock/gmock.h>)
 
#endif  // PICO_DRIVER_SRC_I2S_DUPLEXSLAVEI2S_HPP_