rtc.hh

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 * Copyright (c) 2021 Huawei International
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#ifndef __DEV_RISCV_RTC_HH__
#define __DEV_RISCV_RTC_HH__
 
#include "dev/intpin.hh"
#include "dev/mc146818.hh"
#include "params/RiscvRTC.hh"
#include "sim/sim_object.hh"
 
namespace gem5
{

 
class RiscvRTC : public SimObject
{
  public:
 
    class RTC: public MC146818
    {
      public:
        using IntSource = IntSourcePin<RTC>;
 
        std::vector<std::unique_ptr<IntSource>> intPin;
 
        RTC(EventManager *em, const std::string &n, const struct tm time,
                bool bcd, Tick frequency, int int_pin_count);
 
      protected:
        void handleEvent();
    } rtc;
 
    typedef RiscvRTCParams Params;
 
    RiscvRTC(const Params &params);
 
    Port & getPort(const std::string &if_name,
                   PortID idx=InvalidPortID) override;
 
    void startup() override;
 
    void serialize(CheckpointOut &cp) const override;
    void unserialize(CheckpointIn &cp) override;
};
 
} // namespace gem5
 
#endif //__DEV_RISCV_RTC_HH__