signal_interrupt.hh

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#ifndef __ARCH_ARM_FASTMODEL_PROTOCOL_SIGNAL_INTERRUPT_HH__
#define __ARCH_ARM_FASTMODEL_PROTOCOL_SIGNAL_INTERRUPT_HH__
 
#include <string>
#include <systemc>
#include <tlm>
 
namespace gem5
{
 
struct SignalInterruptDummyProtocolType {};
 
class SignalInterruptFwIf : public virtual sc_core::sc_interface
{
  public:
    virtual ~SignalInterruptFwIf() {}
    virtual void ppi(uint8_t cpu, uint32_t num, bool state) = 0;
    virtual void spi(uint32_t num, bool state) = 0;
};
 
class SignalInterruptBwIf : public virtual sc_core::sc_interface
{
  public:
    virtual ~SignalInterruptBwIf() {}
};
 
class SignalInterruptSlaveBase : public SignalInterruptFwIf
{
  public:
    SignalInterruptSlaveBase(const std::string &name) {}
};
 
class SignalInterruptInitiatorSocket :
    public tlm::tlm_base_initiator_socket<64, SignalInterruptFwIf,
                                          SignalInterruptBwIf>
{
  private:
    SignalInterruptBwIf dummyBwIf;
 
  public:
    typedef tlm::tlm_base_initiator_socket<64, SignalInterruptFwIf,
                                           SignalInterruptBwIf> Base;
 
    using Base::bind;
    using Base::operator();
 
    SignalInterruptInitiatorSocket() : Base()
    {
        get_base_export().bind(dummyBwIf);
    }
    SignalInterruptInitiatorSocket(const char *name) : Base(name)
    {
        get_base_export().bind(dummyBwIf);
    }
 
    const char *
    kind() const override
    {
        return "SignalInterruptInitiatorSocket";
    }
 
    std::type_index
    get_protocol_types() const override
    {
        return typeid(SignalInterruptDummyProtocolType);
    }
};
 
class SignalInterruptTargetSocket :
    public tlm::tlm_base_target_socket<64, SignalInterruptFwIf,
                                       SignalInterruptBwIf>
{
  public:
    typedef tlm::tlm_base_target_socket<64, SignalInterruptFwIf,
                                        SignalInterruptBwIf> Base;
 
    using Base::bind;
    using Base::operator();
 
    using Base::Base;
 
    const char *
    kind() const override
    {
        return "SignalInterruptInitiatorSocket";
    }
 
    std::type_index
    get_protocol_types() const override
    {
        return typeid(SignalInterruptDummyProtocolType);
    }
};
 
} // namespace gem5
 
#endif // __ARCH_ARM_FASTMODEL_PROTOCOL_SIGNAL_INTERRUPT_HH__