hmc_controller.hh

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#ifndef __MEM_HMC_CONTROLLER_HH__
#define __MEM_HMC_CONTROLLER_HH__
 
#include "mem/noncoherent_xbar.hh"
#include "mem/port.hh"
#include "params/HMCController.hh"
 
namespace gem5
{
 
class HMCController : public NoncoherentXBar
{
public:
 
    HMCController(const HMCControllerParams &p);
 
private:
 
    // Receive range change only on one of the ports (because they all have
    //  the same range)
    virtual void recvRangeChange(PortID mem_side_port_id);
 
    // Receive a request and distribute it among response ports
    //  Simply forwards the packet to the next serial link based on a
    //  Round-robin counter
    virtual bool recvTimingReq(PacketPtr pkt, PortID cpu_side_port_id);
 
    int numMemSidePorts;
 
    // The round-robin counter
    int rr_counter;
    int rotate_counter();
};
 
} // namespace gem5
 
#endif //__MEM_HMC_CONTROLLER_HH__