RMMRingTimestamps.h

#pragma once
 
#include <cmath>
 
#include "RMMRegisterAccess.h"
#include "RMMUtils.h"
 
enum class DomFiber { EVEN, ODD };
 
class RMMRingTimestamps {
 public:
  RMMRingTimestamps(RMMRegisterAccess& RMMRegs);
  void calcAndUpdateTimestamps(int ring, int nodes);
 
 private:
  static constexpr int MIN_NODEID = 0;
  static constexpr int DIR_EVEN = 0x0;
  static constexpr int DIR_ODD = 0x1;
  static constexpr double C_158_PERIOD_NS = 6.309;
  static constexpr double C_88_PERIOD_NS = 11.357;
  static constexpr uint32_t DUMMY_TIME = 0xabcd1234;
 
  RMMRegisterAccess& RMMRegs;
 
  // Struct representing ToF data for a single direction
  struct DirectionData {
    uint64_t sent;
    uint64_t got;
    uint32_t node_dly;
  };
 
  // Struct representing the overall ToF results
  struct ToFData {
    DirectionData even;
    DirectionData odd;
    uint32_t time_set_dly;
  };
 
  RMMLog rmmLog;
  ToFData getFeTimes(int logical_ring, int node_id);
  DirectionData getFeTimesOneDirection(int ring, int node_id, bool dir_is_even);
  void sendGetTimePkt(int ring, int node_id, bool dir_is_even);
  uint64_t readout64bCounter(const std::string& measure, int engine_id);
  std::unordered_map<std::string, uint32_t> getFeIcdlys(int ring, int node);
};