lte-ffr-enhanced-algorithm.h

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/* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2014 Piotr Gawlowicz
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Author: Piotr Gawlowicz <gawlowicz.p@gmail.com>
 *
 */
 
#ifndef LTE_FFR_ENHANCED_ALGORITHM_H
#define LTE_FFR_ENHANCED_ALGORITHM_H
 
#include <ns3/lte-ffr-algorithm.h>
#include <ns3/lte-ffr-sap.h>
#include <ns3/lte-ffr-rrc-sap.h>
#include <ns3/lte-rrc-sap.h>
#include <map>
 
// value for SINR outside the range defined by FF-API, used to indicate that there
// is no CQI for this element
#define NO_SINR -5000
 
namespace ns3 {
 
class LteFfrEnhancedAlgorithm : public LteFfrAlgorithm
{
public:
  LteFfrEnhancedAlgorithm ();
  virtual ~LteFfrEnhancedAlgorithm ();
 
  static TypeId GetTypeId ();
 
  // inherited from LteFfrAlgorithm
  virtual void SetLteFfrSapUser (LteFfrSapUser* s);
  virtual LteFfrSapProvider* GetLteFfrSapProvider ();
 
  virtual void SetLteFfrRrcSapUser (LteFfrRrcSapUser* s);
  virtual LteFfrRrcSapProvider* GetLteFfrRrcSapProvider ();
 
  friend class MemberLteFfrSapProvider<LteFfrEnhancedAlgorithm>;
  friend class MemberLteFfrRrcSapProvider<LteFfrEnhancedAlgorithm>;
 
protected:
  // inherited from Object
  virtual void DoInitialize ();
  virtual void DoDispose ();
 
  virtual void Reconfigure ();
 
  // FFR SAP PROVIDER IMPLEMENTATION
  virtual std::vector <bool> DoGetAvailableDlRbg ();
  virtual bool DoIsDlRbgAvailableForUe (int i, uint16_t rnti);
  virtual std::vector <bool> DoGetAvailableUlRbg ();
  virtual bool DoIsUlRbgAvailableForUe (int i, uint16_t rnti);
  virtual void DoReportDlCqiInfo (const struct FfMacSchedSapProvider::SchedDlCqiInfoReqParameters& params);
  virtual void DoReportUlCqiInfo (const struct FfMacSchedSapProvider::SchedUlCqiInfoReqParameters& params);
  virtual void DoReportUlCqiInfo ( std::map <uint16_t, std::vector <double> > ulCqiMap );
  virtual uint8_t DoGetTpc (uint16_t rnti);
  virtual uint16_t DoGetMinContinuousUlBandwidth ();
 
  // FFR SAP RRC PROVIDER IMPLEMENTATION
  virtual void DoReportUeMeas (uint16_t rnti, LteRrcSap::MeasResults measResults);
  virtual void DoRecvLoadInformation (EpcX2Sap::LoadInformationParams params);
 
private:
  void SetDownlinkConfiguration (uint16_t cellId, uint8_t bandwidth);
  void SetUplinkConfiguration (uint16_t cellId, uint8_t bandwidth);
  void InitializeDownlinkRbgMaps ();
  void InitializeUplinkRbgMaps ();
 
  double EstimateUlSinr (uint16_t rnti, uint16_t rb, std::map <uint16_t, std::vector <double> > ulCqiMap);
  int GetCqiFromSpectralEfficiency (double s);
 
  // FFR SAP
  LteFfrSapUser* m_ffrSapUser; 
  LteFfrSapProvider* m_ffrSapProvider; 
 
  // FFR RRF SAP 
  LteFfrRrcSapUser* m_ffrRrcSapUser; 
  LteFfrRrcSapProvider* m_ffrRrcSapProvider; 
 
  uint8_t m_dlSubBandOffset; 
  uint8_t m_dlReuse3SubBandwidth; 
  uint8_t m_dlReuse1SubBandwidth; 
 
  uint8_t m_ulSubBandOffset; 
  uint8_t m_ulReuse3SubBandwidth; 
  uint8_t m_ulReuse1SubBandwidth; 
 
  std::vector <bool> m_dlRbgMap; 
  std::vector <bool> m_ulRbgMap; 
 
  std::vector <bool> m_dlReuse3RbgMap; 
  std::vector <bool> m_dlReuse1RbgMap; 
  std::vector <bool> m_dlPrimarySegmentRbgMap; 
  std::vector <bool> m_dlSecondarySegmentRbgMap; 
 
  std::vector <bool> m_ulReuse3RbgMap; 
  std::vector <bool> m_ulReuse1RbgMap; 
  std::vector <bool> m_ulPrimarySegmentRbgMap; 
  std::vector <bool> m_ulSecondarySegmentRbgMap; 
 
  enum UePosition
  {
    AreaUnset,
    CenterArea,
    EdgeArea
  };
 
  std::map< uint16_t, uint8_t > m_ues; 
 
  uint8_t m_rsrqThreshold; 
 
  uint8_t m_centerAreaPowerOffset; 
  uint8_t m_edgeAreaPowerOffset; 
 
  uint8_t m_centerAreaTpc; 
  uint8_t m_edgeAreaTpc; 
 
 
  uint8_t m_dlCqiThreshold; 
  std::map <uint16_t,SbMeasResult_s> m_dlCqi;
  std::map <uint16_t, std::vector<bool> > m_dlRbgAvailableforUe; 
 
  uint8_t m_ulCqiThreshold; 
  std::map <uint16_t, std::vector<int> > m_ulCqi; 
  std::map <uint16_t, std::vector<bool> > m_ulRbAvailableforUe; 
 
  uint8_t m_measId;
 
}; // end of class LteFfrEnhancedAlgorithm
 
} // end of namespace ns3
 
#endif /* LTE_FFR_ENHANCED_ALGORITHM_H */