nbWifiSpi.h

/*NB_REVISION*/
 
/*NB_COPYRIGHT*/

 
#ifndef __NBWIFISPI_H
#define __NBWIFISPI_H
 
#include <buffers.h>
#include <nettypes.h>
#include <netinterface.h>
#include <constants.h>
#include <utils.h>
#include <wifi/nbwifi/nbWifiDriver.h>
 
namespace NB
{
 
class NBWifiSPI : public NBWifi
{
    enum BusDirection
    {
        MASTER_RX = 0x0,
        MASTER_TX = 0x1,
    };
    int m_moduleNum;     // Select SPI for platforms with multiple SPI
    int m_csNum;         // SPI chip select, or -1 to use a GPIO as a chip select
    int m_IRQNum;        // IRQ number/priority
    int m_csConnector;   // Connector containing the chip select
    int m_gpioPinNum;    // Used only if a GPIO signal is used for SPI chip select
    OS_SEM BusTransferSem;
    OS_SEM SlaveReadySem;
 
    static void ISR_0();
    static void ISR_1();
 
    void RXTask() override;
    virtual void SendBusMessage_Core(PoolPtr txMessage) override;
    virtual void TransmitBuffer_Core(PoolPtr txBuffer, uint8_t credits) override;
 
    friend class Wifi;
    friend class NBWifi;
 
   public:
    /* InterfaceBlock virtual functions */
    void send_func(PoolPtr poolPtr) override;
    void kill_if() override;
    void EnableMulticast(MACADR macAddress, BOOL addAddress) override;
    bool LinkActive() override;
    int LinkSpeed() override;
    bool LinkDuplex() override;
    const char *GetInterfaceName() override;
 
    void SendCreditRequest() override;
    void SendCreditReport(uint8_t credits = 0xFF) override;
    virtual bool SetBusSpeed(uint32_t busSpeed) override;
    NBWifiSPI(int irqNum, int moduleNum, int csNum, int connectorNum, int csGpioPinNum, int resetPinNum, const char *name);
};
 
}   // namespace NB
 
#endif /* ----- #ifndef __NBWIFISPI_H  ----- */