UioIrq.h

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/*
 * UioIrq.h
 *
 *  Created on: April 1st, 2020
 *      Author: jcormier
 */
 
#ifndef UIOIRQ_H
#define UIOIRQ_H
 
#include <string>
#include <chrono>
#include <functional>
#include <thread>
 
class tcUioIrq
{
public:
    tcUioIrq(std::string acName, std::string acUioPath = std::string());
    virtual ~tcUioIrq();
 
    bool initialize();
    void close_fd();
    bool opened() const;
 
    std::string name() { return mcName; }
    std::string path() { return mcUioPath; }
 
    int write_enable_irq();
 
    int waitForInterrupt(std::chrono::microseconds anTimeout);
 
    void set_irq_handler(std::function<void(int)> apIrqHandler) { mpIrqHandler = apIrqHandler; }
    bool enable_irq_monitor(bool abEnable);
 
private:
    std::string get_uio_path() const;
    void monitor_thread();
 
    std::string mcName;
    std::string mcUioPath;
 
    int mnUIO_FD;           
    int mnLastInt;          
 
    std::thread mcMonitorThread; 
    bool mbShutdownThread;  
    std::function<void(int)> mpIrqHandler; 
};
 
#endif // UIOIRQ_H