DBT-RISE-TGC/platform/incl/sysc/SiFive/clint.h

75 lines
2.7 KiB
C++

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#ifndef _CLINT_H_
#define _CLINT_H_
#include "scc/tlm_target.h"
namespace iss {
namespace arch {
template <typename BASE> class riscv_hart_msu_vp;
}
}
namespace sysc {
class clint_regs;
namespace SiFive {
class core_complex;
}
class clint : public sc_core::sc_module, public scc::tlm_target<> {
public:
SC_HAS_PROCESS(clint);// NOLINT
sc_core::sc_in<sc_core::sc_time> tlclk_i;
sc_core::sc_in<sc_core::sc_time> lfclk_i;
sc_core::sc_in<bool> rst_i;
sc_core::sc_out<bool> mtime_int_o;
sc_core::sc_out<bool> msip_int_o;
clint(sc_core::sc_module_name nm);
virtual ~clint() override; // NOLINT // need to keep it in source file because of fwd declaration of clint_regs
protected:
void clock_cb();
void reset_cb();
void update_mtime();
sc_core::sc_time clk, last_updt;
unsigned cnt_fraction;
std::unique_ptr<clint_regs> regs;
sc_core::sc_event mtime_evt;
};
} /* namespace sysc */
#endif /* _CLINT_H_ */