BusPacket.cpp

/*********************************************************************************
*  Copyright (c) 2010-2011, Elliott Cooper-Balis
*                             Paul Rosenfeld
*                             Bruce Jacob
*                             University of Maryland 
*                             dramninjas [at] gmail [dot] com
*  All rights reserved.
*  
*  Redistribution and use in source and binary forms, with or without
*  modification, are permitted provided that the following conditions are met:
*  
*     * Redistributions of source code must retain the above copyright notice,
*        this list of conditions and the following disclaimer.
*  
*     * Redistributions in binary form must reproduce the above copyright notice,
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*        and/or other materials provided with the distribution.
*  
*  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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#include "BusPacket.h"

using namespace DRAMSim;
using namespace std;

BusPacket::BusPacket(BusPacketType packtype, uint64_t physicalAddr, 
    unsigned col, unsigned rw, unsigned r, unsigned b, void *dat) :
  busPacketType(packtype),
  column(col),
  row(rw),
  bank(b),
  bankGroup(b/NUM_BANKS_PER_BANKGROUP),
  rank(r),
  physicalAddress(physicalAddr),
  data(dat)
{}

void BusPacket::print()
{
  if (this == NULL) //pointer use makes this a necessary precaution
    return;
  else {
    switch (busPacketType) {
      case READ:
        PRINT("BP [READ] pa[0x" << hex << physicalAddress << dec << "] r[" << rank << "] b[" << bank 
            << "] row[" << row << "] col[" << column << "]");
        break;
      case READ_P:
        PRINT("BP [READ_P] pa[0x" << hex << physicalAddress << dec << "] r[" << rank << "] b[" << 
            bank << "] row[" << row << "] col[" << column << "]");
        break;
      case WRITE:
        PRINT("BP [WRITE] pa[0x" << hex << physicalAddress << dec << "] r[" << rank << "] b[" << 
            bank << "] row[" << row << "] col[" << column << "]");
        break;
      case WRITE_P:
        PRINT("BP [WRITE_P] pa[0x" << hex << physicalAddress << dec << "] r[" << rank << "] b[" << 
            bank << "] row[" << row << "] col[" << column << "]");
        break;
      case ACTIVATE:
        PRINT("BP [ACT] pa[0x" << hex << physicalAddress << dec << "] r[" << rank << "] b[" << bank 
            << "] row[" << row << "] col[" << column << "]");
        break;
      case PRECHARGE:
        PRINT("BP [PRE] pa[0x" << hex << physicalAddress << dec << "] r[" << rank << "] b[" << bank 
            << "] row[" << row << "] col[" << column << "]");
        break;
      case REFRESH:
        PRINT("BP [REF] pa[0x" << hex << physicalAddress << dec << "] r[" << rank << "] b[" << bank 
            << "] row[" << row << "] col[" << column << "]");
        break;
      case DATA:
        PRINTN("BP [DATA] pa[0x" << hex << physicalAddress << dec << "] r[" << rank << "] b[" << 
            bank << "] row[" << row << "] col[" << column << "] data[" << data << "]=");
        printData();
        PRINT("");
        break;
      default:
        ERROR("Trying to print unknown kind of bus packet");
        exit(-1);
    }
  }
}

void BusPacket::printData() const 
{
  if (data == NULL)
  {
    PRINTN("NO DATA");
    return;
  }
  PRINTN("'" << hex);
  for (int i=0; i < 4; i++)
  {
    PRINTN(((uint64_t *)data)[i]);
  }
  PRINTN("'" << dec);
}