/*
 * Fifo.cpp
 *
 *  Created on: Mar 19, 2014
 *      Author: robert
 */

#include "Fifo.h"

using namespace std;

void Fifo::schedule(gp* payload)
{
    buffer[DramExtension::getExtension(payload).getBank()].emplace_back(payload);
}

pair<Command, tlm::tlm_generic_payload*> Fifo::getNextRequest(Bank bank)
{
    if(!buffer[bank].empty())
    {
        gp* payload = buffer[bank].front();
        Command command = IScheduler::getNextCommand(*payload);
        if(command == Command::Read || command == Command::ReadA || command == Command::Write || command == Command::WriteA)
        {
            buffer[bank].pop_front();
        }

        return pair<Command, tlm::tlm_generic_payload*>(command, payload);
    }

    return pair<Command, tlm::tlm_generic_payload*>(Command::NOP, NULL);
}