A Discrete-Event Network Simulator
API
tta-ff-mac-scheduler.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2011 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License version 2 as
7  * published by the Free Software Foundation;
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17  *
18  * Author: Marco Miozzo <marco.miozzo@cttc.es>
19  * Modification: Dizhi Zhou <dizhi.zhou@gmail.com> // modify codes related to downlink scheduler
20  */
21 
22 #include <ns3/log.h>
23 #include <ns3/pointer.h>
24 #include <ns3/math.h>
25 
26 #include <ns3/simulator.h>
27 #include <ns3/lte-amc.h>
28 #include <ns3/tta-ff-mac-scheduler.h>
29 #include <ns3/lte-vendor-specific-parameters.h>
30 #include <ns3/boolean.h>
31 #include <set>
32 #include <cfloat>
33 
34 namespace ns3 {
35 
36 NS_LOG_COMPONENT_DEFINE ("TtaFfMacScheduler");
37 
39 static const int TtaType0AllocationRbg[4] = {
40  10, // RGB size 1
41  26, // RGB size 2
42  63, // RGB size 3
43  110 // RGB size 4
44 }; // see table 7.1.6.1-1 of 36.213
45 
46 
47 NS_OBJECT_ENSURE_REGISTERED (TtaFfMacScheduler);
48 
49 
50 
52  : m_cschedSapUser (0),
53  m_schedSapUser (0),
54  m_nextRntiUl (0)
55 {
56  m_amc = CreateObject <LteAmc> ();
59 }
60 
62 {
63  NS_LOG_FUNCTION (this);
64 }
65 
66 void
68 {
69  NS_LOG_FUNCTION (this);
71  m_dlHarqProcessesTimer.clear ();
73  m_dlInfoListBuffered.clear ();
74  m_ulHarqCurrentProcessId.clear ();
75  m_ulHarqProcessesStatus.clear ();
77  delete m_cschedSapProvider;
78  delete m_schedSapProvider;
79 }
80 
81 TypeId
83 {
84  static TypeId tid = TypeId ("ns3::TtaFfMacScheduler")
86  .SetGroupName("Lte")
87  .AddConstructor<TtaFfMacScheduler> ()
88  .AddAttribute ("CqiTimerThreshold",
89  "The number of TTIs a CQI is valid (default 1000 - 1 sec.)",
90  UintegerValue (1000),
92  MakeUintegerChecker<uint32_t> ())
93  .AddAttribute ("HarqEnabled",
94  "Activate/Deactivate the HARQ [by default is active].",
95  BooleanValue (true),
98  .AddAttribute ("UlGrantMcs",
99  "The MCS of the UL grant, must be [0..15] (default 0)",
100  UintegerValue (0),
102  MakeUintegerChecker<uint8_t> ())
103  ;
104  return tid;
105 }
106 
107 
108 
109 void
111 {
112  m_cschedSapUser = s;
113 }
114 
115 void
117 {
118  m_schedSapUser = s;
119 }
120 
123 {
124  return m_cschedSapProvider;
125 }
126 
129 {
130  return m_schedSapProvider;
131 }
132 
133 void
135 {
136  m_ffrSapProvider = s;
137 }
138 
141 {
142  return m_ffrSapUser;
143 }
144 
145 void
147 {
148  NS_LOG_FUNCTION (this);
149  // Read the subset of parameters used
150  m_cschedCellConfig = params;
153  cnf.m_result = SUCCESS;
155  return;
156 }
157 
158 void
160 {
161  NS_LOG_FUNCTION (this << " RNTI " << params.m_rnti << " txMode " << (uint16_t)params.m_transmissionMode);
162  std::map <uint16_t,uint8_t>::iterator it = m_uesTxMode.find (params.m_rnti);
163  if (it == m_uesTxMode.end ())
164  {
165  m_uesTxMode.insert (std::pair <uint16_t, double> (params.m_rnti, params.m_transmissionMode));
166  // generate HARQ buffers
167  m_dlHarqCurrentProcessId.insert (std::pair <uint16_t,uint8_t > (params.m_rnti, 0));
168  DlHarqProcessesStatus_t dlHarqPrcStatus;
169  dlHarqPrcStatus.resize (8,0);
170  m_dlHarqProcessesStatus.insert (std::pair <uint16_t, DlHarqProcessesStatus_t> (params.m_rnti, dlHarqPrcStatus));
171  DlHarqProcessesTimer_t dlHarqProcessesTimer;
172  dlHarqProcessesTimer.resize (8,0);
173  m_dlHarqProcessesTimer.insert (std::pair <uint16_t, DlHarqProcessesTimer_t> (params.m_rnti, dlHarqProcessesTimer));
174  DlHarqProcessesDciBuffer_t dlHarqdci;
175  dlHarqdci.resize (8);
176  m_dlHarqProcessesDciBuffer.insert (std::pair <uint16_t, DlHarqProcessesDciBuffer_t> (params.m_rnti, dlHarqdci));
177  DlHarqRlcPduListBuffer_t dlHarqRlcPdu;
178  dlHarqRlcPdu.resize (2);
179  dlHarqRlcPdu.at (0).resize (8);
180  dlHarqRlcPdu.at (1).resize (8);
181  m_dlHarqProcessesRlcPduListBuffer.insert (std::pair <uint16_t, DlHarqRlcPduListBuffer_t> (params.m_rnti, dlHarqRlcPdu));
182  m_ulHarqCurrentProcessId.insert (std::pair <uint16_t,uint8_t > (params.m_rnti, 0));
183  UlHarqProcessesStatus_t ulHarqPrcStatus;
184  ulHarqPrcStatus.resize (8,0);
185  m_ulHarqProcessesStatus.insert (std::pair <uint16_t, UlHarqProcessesStatus_t> (params.m_rnti, ulHarqPrcStatus));
186  UlHarqProcessesDciBuffer_t ulHarqdci;
187  ulHarqdci.resize (8);
188  m_ulHarqProcessesDciBuffer.insert (std::pair <uint16_t, UlHarqProcessesDciBuffer_t> (params.m_rnti, ulHarqdci));
189  }
190  else
191  {
192  (*it).second = params.m_transmissionMode;
193  }
194  return;
195 }
196 
197 void
199 {
200  NS_LOG_FUNCTION (this << " New LC, rnti: " << params.m_rnti);
201 
202  std::set <uint16_t>::iterator it;
203  for (uint16_t i = 0; i < params.m_logicalChannelConfigList.size (); i++)
204  {
205  it = m_flowStatsDl.find (params.m_rnti);
206 
207  if (it == m_flowStatsDl.end ())
208  {
209  m_flowStatsDl.insert (params.m_rnti);
210  m_flowStatsUl.insert (params.m_rnti);
211  }
212  }
213 
214  return;
215 }
216 
217 void
219 {
220  NS_LOG_FUNCTION (this);
221  for (uint16_t i = 0; i < params.m_logicalChannelIdentity.size (); i++)
222  {
223  std::map<LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator it = m_rlcBufferReq.begin ();
224  std::map<LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator temp;
225  while (it!=m_rlcBufferReq.end ())
226  {
227  if (((*it).first.m_rnti == params.m_rnti) && ((*it).first.m_lcId == params.m_logicalChannelIdentity.at (i)))
228  {
229  temp = it;
230  it++;
231  m_rlcBufferReq.erase (temp);
232  }
233  else
234  {
235  it++;
236  }
237  }
238  }
239  return;
240 }
241 
242 void
244 {
245  NS_LOG_FUNCTION (this);
246 
247  m_uesTxMode.erase (params.m_rnti);
248  m_dlHarqCurrentProcessId.erase (params.m_rnti);
249  m_dlHarqProcessesStatus.erase (params.m_rnti);
250  m_dlHarqProcessesTimer.erase (params.m_rnti);
251  m_dlHarqProcessesDciBuffer.erase (params.m_rnti);
253  m_ulHarqCurrentProcessId.erase (params.m_rnti);
254  m_ulHarqProcessesStatus.erase (params.m_rnti);
255  m_ulHarqProcessesDciBuffer.erase (params.m_rnti);
256  m_flowStatsDl.erase (params.m_rnti);
257  m_flowStatsUl.erase (params.m_rnti);
258  m_ceBsrRxed.erase (params.m_rnti);
259  std::map<LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator it = m_rlcBufferReq.begin ();
260  std::map<LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator temp;
261  while (it!=m_rlcBufferReq.end ())
262  {
263  if ((*it).first.m_rnti == params.m_rnti)
264  {
265  temp = it;
266  it++;
267  m_rlcBufferReq.erase (temp);
268  }
269  else
270  {
271  it++;
272  }
273  }
274  if (m_nextRntiUl == params.m_rnti)
275  {
276  m_nextRntiUl = 0;
277  }
278 
279  return;
280 }
281 
282 
283 void
285 {
286  NS_LOG_FUNCTION (this << params.m_rnti << (uint32_t) params.m_logicalChannelIdentity);
287  // API generated by RLC for updating RLC parameters on a LC (tx and retx queues)
288 
289  std::map <LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator it;
290 
291  LteFlowId_t flow (params.m_rnti, params.m_logicalChannelIdentity);
292 
293  it = m_rlcBufferReq.find (flow);
294 
295  if (it == m_rlcBufferReq.end ())
296  {
297  m_rlcBufferReq.insert (std::pair <LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters> (flow, params));
298  }
299  else
300  {
301  (*it).second = params;
302  }
303 
304  return;
305 }
306 
307 void
309 {
310  NS_LOG_FUNCTION (this);
311  NS_FATAL_ERROR ("method not implemented");
312  return;
313 }
314 
315 void
317 {
318  NS_LOG_FUNCTION (this);
319  NS_FATAL_ERROR ("method not implemented");
320  return;
321 }
322 
323 int
325 {
326  for (int i = 0; i < 4; i++)
327  {
328  if (dlbandwidth < TtaType0AllocationRbg[i])
329  {
330  return (i + 1);
331  }
332  }
333 
334  return (-1);
335 }
336 
337 
338 unsigned int
340 {
341  std::map <LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator it;
342  unsigned int lcActive = 0;
343  for (it = m_rlcBufferReq.begin (); it != m_rlcBufferReq.end (); it++)
344  {
345  if (((*it).first.m_rnti == rnti) && (((*it).second.m_rlcTransmissionQueueSize > 0)
346  || ((*it).second.m_rlcRetransmissionQueueSize > 0)
347  || ((*it).second.m_rlcStatusPduSize > 0) ))
348  {
349  lcActive++;
350  }
351  if ((*it).first.m_rnti > rnti)
352  {
353  break;
354  }
355  }
356  return (lcActive);
357 
358 }
359 
360 
361 uint8_t
363 {
364  NS_LOG_FUNCTION (this << rnti);
365 
366  std::map <uint16_t, uint8_t>::iterator it = m_dlHarqCurrentProcessId.find (rnti);
367  if (it == m_dlHarqCurrentProcessId.end ())
368  {
369  NS_FATAL_ERROR ("No Process Id found for this RNTI " << rnti);
370  }
371  std::map <uint16_t, DlHarqProcessesStatus_t>::iterator itStat = m_dlHarqProcessesStatus.find (rnti);
372  if (itStat == m_dlHarqProcessesStatus.end ())
373  {
374  NS_FATAL_ERROR ("No Process Id Statusfound for this RNTI " << rnti);
375  }
376  uint8_t i = (*it).second;
377  do
378  {
379  i = (i + 1) % HARQ_PROC_NUM;
380  }
381  while ( ((*itStat).second.at (i) != 0)&&(i != (*it).second));
382  if ((*itStat).second.at (i) == 0)
383  {
384  return (true);
385  }
386  else
387  {
388  return (false); // return a not valid harq proc id
389  }
390 }
391 
392 
393 
394 uint8_t
396 {
397  NS_LOG_FUNCTION (this << rnti);
398 
399  if (m_harqOn == false)
400  {
401  return (0);
402  }
403 
404 
405  std::map <uint16_t, uint8_t>::iterator it = m_dlHarqCurrentProcessId.find (rnti);
406  if (it == m_dlHarqCurrentProcessId.end ())
407  {
408  NS_FATAL_ERROR ("No Process Id found for this RNTI " << rnti);
409  }
410  std::map <uint16_t, DlHarqProcessesStatus_t>::iterator itStat = m_dlHarqProcessesStatus.find (rnti);
411  if (itStat == m_dlHarqProcessesStatus.end ())
412  {
413  NS_FATAL_ERROR ("No Process Id Statusfound for this RNTI " << rnti);
414  }
415  uint8_t i = (*it).second;
416  do
417  {
418  i = (i + 1) % HARQ_PROC_NUM;
419  }
420  while ( ((*itStat).second.at (i) != 0)&&(i != (*it).second));
421  if ((*itStat).second.at (i) == 0)
422  {
423  (*it).second = i;
424  (*itStat).second.at (i) = 1;
425  }
426  else
427  {
428  NS_FATAL_ERROR ("No HARQ process available for RNTI " << rnti << " check before update with HarqProcessAvailability");
429  }
430 
431  return ((*it).second);
432 }
433 
434 
435 void
437 {
438  NS_LOG_FUNCTION (this);
439 
440  std::map <uint16_t, DlHarqProcessesTimer_t>::iterator itTimers;
441  for (itTimers = m_dlHarqProcessesTimer.begin (); itTimers != m_dlHarqProcessesTimer.end (); itTimers ++)
442  {
443  for (uint16_t i = 0; i < HARQ_PROC_NUM; i++)
444  {
445  if ((*itTimers).second.at (i) == HARQ_DL_TIMEOUT)
446  {
447  // reset HARQ process
448 
449  NS_LOG_DEBUG (this << " Reset HARQ proc " << i << " for RNTI " << (*itTimers).first);
450  std::map <uint16_t, DlHarqProcessesStatus_t>::iterator itStat = m_dlHarqProcessesStatus.find ((*itTimers).first);
451  if (itStat == m_dlHarqProcessesStatus.end ())
452  {
453  NS_FATAL_ERROR ("No Process Id Status found for this RNTI " << (*itTimers).first);
454  }
455  (*itStat).second.at (i) = 0;
456  (*itTimers).second.at (i) = 0;
457  }
458  else
459  {
460  (*itTimers).second.at (i)++;
461  }
462  }
463  }
464 
465 }
466 
467 
468 void
470 {
471  NS_LOG_FUNCTION (this << " Frame no. " << (params.m_sfnSf >> 4) << " subframe no. " << (0xF & params.m_sfnSf));
472  // API generated by RLC for triggering the scheduling of a DL subframe
473 
474 
475  // evaluate the relative channel quality indicator for each UE per each RBG
476  // (since we are using allocation type 0 the small unit of allocation is RBG)
477  // Resource allocation type 0 (see sec 7.1.6.1 of 36.213)
478 
479  RefreshDlCqiMaps ();
480 
482  int rbgNum = m_cschedCellConfig.m_dlBandwidth / rbgSize;
483  std::map <uint16_t, std::vector <uint16_t> > allocationMap; // RBs map per RNTI
484  std::vector <bool> rbgMap; // global RBGs map
485  uint16_t rbgAllocatedNum = 0;
486  std::set <uint16_t> rntiAllocated;
487  rbgMap.resize (m_cschedCellConfig.m_dlBandwidth / rbgSize, false);
489 
490  // update UL HARQ proc id
491  std::map <uint16_t, uint8_t>::iterator itProcId;
492  for (itProcId = m_ulHarqCurrentProcessId.begin (); itProcId != m_ulHarqCurrentProcessId.end (); itProcId++)
493  {
494  (*itProcId).second = ((*itProcId).second + 1) % HARQ_PROC_NUM;
495  }
496 
497  // RACH Allocation
499  uint16_t rbStart = 0;
500  std::vector <struct RachListElement_s>::iterator itRach;
501  for (itRach = m_rachList.begin (); itRach != m_rachList.end (); itRach++)
502  {
503  NS_ASSERT_MSG (m_amc->GetUlTbSizeFromMcs (m_ulGrantMcs, m_cschedCellConfig.m_ulBandwidth) > (*itRach).m_estimatedSize, " Default UL Grant MCS does not allow to send RACH messages");
504  BuildRarListElement_s newRar;
505  newRar.m_rnti = (*itRach).m_rnti;
506  // DL-RACH Allocation
507  // Ideal: no needs of configuring m_dci
508  // UL-RACH Allocation
509  newRar.m_grant.m_rnti = newRar.m_rnti;
510  newRar.m_grant.m_mcs = m_ulGrantMcs;
511  uint16_t rbLen = 1;
512  uint16_t tbSizeBits = 0;
513  // find lowest TB size that fits UL grant estimated size
514  while ((tbSizeBits < (*itRach).m_estimatedSize) && (rbStart + rbLen < m_cschedCellConfig.m_ulBandwidth))
515  {
516  rbLen++;
517  tbSizeBits = m_amc->GetUlTbSizeFromMcs (m_ulGrantMcs, rbLen);
518  }
519  if (tbSizeBits < (*itRach).m_estimatedSize)
520  {
521  // no more allocation space: finish allocation
522  break;
523  }
524  newRar.m_grant.m_rbStart = rbStart;
525  newRar.m_grant.m_rbLen = rbLen;
526  newRar.m_grant.m_tbSize = tbSizeBits / 8;
527  newRar.m_grant.m_hopping = false;
528  newRar.m_grant.m_tpc = 0;
529  newRar.m_grant.m_cqiRequest = false;
530  newRar.m_grant.m_ulDelay = false;
531  NS_LOG_INFO (this << " UL grant allocated to RNTI " << (*itRach).m_rnti << " rbStart " << rbStart << " rbLen " << rbLen << " MCS " << m_ulGrantMcs << " tbSize " << newRar.m_grant.m_tbSize);
532  for (uint16_t i = rbStart; i < rbStart + rbLen; i++)
533  {
534  m_rachAllocationMap.at (i) = (*itRach).m_rnti;
535  }
536 
537  if (m_harqOn == true)
538  {
539  // generate UL-DCI for HARQ retransmissions
540  UlDciListElement_s uldci;
541  uldci.m_rnti = newRar.m_rnti;
542  uldci.m_rbLen = rbLen;
543  uldci.m_rbStart = rbStart;
544  uldci.m_mcs = m_ulGrantMcs;
545  uldci.m_tbSize = tbSizeBits / 8;
546  uldci.m_ndi = 1;
547  uldci.m_cceIndex = 0;
548  uldci.m_aggrLevel = 1;
549  uldci.m_ueTxAntennaSelection = 3; // antenna selection OFF
550  uldci.m_hopping = false;
551  uldci.m_n2Dmrs = 0;
552  uldci.m_tpc = 0; // no power control
553  uldci.m_cqiRequest = false; // only period CQI at this stage
554  uldci.m_ulIndex = 0; // TDD parameter
555  uldci.m_dai = 1; // TDD parameter
556  uldci.m_freqHopping = 0;
557  uldci.m_pdcchPowerOffset = 0; // not used
558 
559  uint8_t harqId = 0;
560  std::map <uint16_t, uint8_t>::iterator itProcId;
561  itProcId = m_ulHarqCurrentProcessId.find (uldci.m_rnti);
562  if (itProcId == m_ulHarqCurrentProcessId.end ())
563  {
564  NS_FATAL_ERROR ("No info find in HARQ buffer for UE " << uldci.m_rnti);
565  }
566  harqId = (*itProcId).second;
567  std::map <uint16_t, UlHarqProcessesDciBuffer_t>::iterator itDci = m_ulHarqProcessesDciBuffer.find (uldci.m_rnti);
568  if (itDci == m_ulHarqProcessesDciBuffer.end ())
569  {
570  NS_FATAL_ERROR ("Unable to find RNTI entry in UL DCI HARQ buffer for RNTI " << uldci.m_rnti);
571  }
572  (*itDci).second.at (harqId) = uldci;
573  }
574 
575  rbStart = rbStart + rbLen;
576  ret.m_buildRarList.push_back (newRar);
577  }
578  m_rachList.clear ();
579 
580 
581  // Process DL HARQ feedback
583  // retrieve past HARQ retx buffered
584  if (m_dlInfoListBuffered.size () > 0)
585  {
586  if (params.m_dlInfoList.size () > 0)
587  {
588  NS_LOG_INFO (this << " Received DL-HARQ feedback");
589  m_dlInfoListBuffered.insert (m_dlInfoListBuffered.end (), params.m_dlInfoList.begin (), params.m_dlInfoList.end ());
590  }
591  }
592  else
593  {
594  if (params.m_dlInfoList.size () > 0)
595  {
597  }
598  }
599  if (m_harqOn == false)
600  {
601  // Ignore HARQ feedback
602  m_dlInfoListBuffered.clear ();
603  }
604  std::vector <struct DlInfoListElement_s> dlInfoListUntxed;
605  for (uint16_t i = 0; i < m_dlInfoListBuffered.size (); i++)
606  {
607  std::set <uint16_t>::iterator itRnti = rntiAllocated.find (m_dlInfoListBuffered.at (i).m_rnti);
608  if (itRnti != rntiAllocated.end ())
609  {
610  // RNTI already allocated for retx
611  continue;
612  }
613  uint8_t nLayers = m_dlInfoListBuffered.at (i).m_harqStatus.size ();
614  std::vector <bool> retx;
615  NS_LOG_INFO (this << " Processing DLHARQ feedback");
616  if (nLayers == 1)
617  {
618  retx.push_back (m_dlInfoListBuffered.at (i).m_harqStatus.at (0) == DlInfoListElement_s::NACK);
619  retx.push_back (false);
620  }
621  else
622  {
623  retx.push_back (m_dlInfoListBuffered.at (i).m_harqStatus.at (0) == DlInfoListElement_s::NACK);
624  retx.push_back (m_dlInfoListBuffered.at (i).m_harqStatus.at (1) == DlInfoListElement_s::NACK);
625  }
626  if (retx.at (0) || retx.at (1))
627  {
628  // retrieve HARQ process information
629  uint16_t rnti = m_dlInfoListBuffered.at (i).m_rnti;
630  uint8_t harqId = m_dlInfoListBuffered.at (i).m_harqProcessId;
631  NS_LOG_INFO (this << " HARQ retx RNTI " << rnti << " harqId " << (uint16_t)harqId);
632  std::map <uint16_t, DlHarqProcessesDciBuffer_t>::iterator itHarq = m_dlHarqProcessesDciBuffer.find (rnti);
633  if (itHarq == m_dlHarqProcessesDciBuffer.end ())
634  {
635  NS_FATAL_ERROR ("No info find in HARQ buffer for UE " << rnti);
636  }
637 
638  DlDciListElement_s dci = (*itHarq).second.at (harqId);
639  int rv = 0;
640  if (dci.m_rv.size () == 1)
641  {
642  rv = dci.m_rv.at (0);
643  }
644  else
645  {
646  rv = (dci.m_rv.at (0) > dci.m_rv.at (1) ? dci.m_rv.at (0) : dci.m_rv.at (1));
647  }
648 
649  if (rv == 3)
650  {
651  // maximum number of retx reached -> drop process
652  NS_LOG_INFO ("Maximum number of retransmissions reached -> drop process");
653  std::map <uint16_t, DlHarqProcessesStatus_t>::iterator it = m_dlHarqProcessesStatus.find (rnti);
654  if (it == m_dlHarqProcessesStatus.end ())
655  {
656  NS_LOG_ERROR ("No info find in HARQ buffer for UE (might change eNB) " << m_dlInfoListBuffered.at (i).m_rnti);
657  }
658  (*it).second.at (harqId) = 0;
659  std::map <uint16_t, DlHarqRlcPduListBuffer_t>::iterator itRlcPdu = m_dlHarqProcessesRlcPduListBuffer.find (rnti);
660  if (itRlcPdu == m_dlHarqProcessesRlcPduListBuffer.end ())
661  {
662  NS_FATAL_ERROR ("Unable to find RlcPdcList in HARQ buffer for RNTI " << m_dlInfoListBuffered.at (i).m_rnti);
663  }
664  for (uint16_t k = 0; k < (*itRlcPdu).second.size (); k++)
665  {
666  (*itRlcPdu).second.at (k).at (harqId).clear ();
667  }
668  continue;
669  }
670  // check the feasibility of retransmitting on the same RBGs
671  // translate the DCI to Spectrum framework
672  std::vector <int> dciRbg;
673  uint32_t mask = 0x1;
674  NS_LOG_INFO ("Original RBGs " << dci.m_rbBitmap << " rnti " << dci.m_rnti);
675  for (int j = 0; j < 32; j++)
676  {
677  if (((dci.m_rbBitmap & mask) >> j) == 1)
678  {
679  dciRbg.push_back (j);
680  NS_LOG_INFO ("\t" << j);
681  }
682  mask = (mask << 1);
683  }
684  bool free = true;
685  for (uint8_t j = 0; j < dciRbg.size (); j++)
686  {
687  if (rbgMap.at (dciRbg.at (j)) == true)
688  {
689  free = false;
690  break;
691  }
692  }
693  if (free)
694  {
695  // use the same RBGs for the retx
696  // reserve RBGs
697  for (uint8_t j = 0; j < dciRbg.size (); j++)
698  {
699  rbgMap.at (dciRbg.at (j)) = true;
700  NS_LOG_INFO ("RBG " << dciRbg.at (j) << " assigned");
701  rbgAllocatedNum++;
702  }
703 
704  NS_LOG_INFO (this << " Send retx in the same RBGs");
705  }
706  else
707  {
708  // find RBGs for sending HARQ retx
709  uint8_t j = 0;
710  uint8_t rbgId = (dciRbg.at (dciRbg.size () - 1) + 1) % rbgNum;
711  uint8_t startRbg = dciRbg.at (dciRbg.size () - 1);
712  std::vector <bool> rbgMapCopy = rbgMap;
713  while ((j < dciRbg.size ())&&(startRbg != rbgId))
714  {
715  if (rbgMapCopy.at (rbgId) == false)
716  {
717  rbgMapCopy.at (rbgId) = true;
718  dciRbg.at (j) = rbgId;
719  j++;
720  }
721  rbgId = (rbgId + 1) % rbgNum;
722  }
723  if (j == dciRbg.size ())
724  {
725  // find new RBGs -> update DCI map
726  uint32_t rbgMask = 0;
727  for (uint16_t k = 0; k < dciRbg.size (); k++)
728  {
729  rbgMask = rbgMask + (0x1 << dciRbg.at (k));
730  rbgAllocatedNum++;
731  }
732  dci.m_rbBitmap = rbgMask;
733  rbgMap = rbgMapCopy;
734  NS_LOG_INFO (this << " Move retx in RBGs " << dciRbg.size ());
735  }
736  else
737  {
738  // HARQ retx cannot be performed on this TTI -> store it
739  dlInfoListUntxed.push_back (m_dlInfoListBuffered.at (i));
740  NS_LOG_INFO (this << " No resource for this retx -> buffer it");
741  }
742  }
743  // retrieve RLC PDU list for retx TBsize and update DCI
745  std::map <uint16_t, DlHarqRlcPduListBuffer_t>::iterator itRlcPdu = m_dlHarqProcessesRlcPduListBuffer.find (rnti);
746  if (itRlcPdu == m_dlHarqProcessesRlcPduListBuffer.end ())
747  {
748  NS_FATAL_ERROR ("Unable to find RlcPdcList in HARQ buffer for RNTI " << rnti);
749  }
750  for (uint8_t j = 0; j < nLayers; j++)
751  {
752  if (retx.at (j))
753  {
754  if (j >= dci.m_ndi.size ())
755  {
756  // for avoiding errors in MIMO transient phases
757  dci.m_ndi.push_back (0);
758  dci.m_rv.push_back (0);
759  dci.m_mcs.push_back (0);
760  dci.m_tbsSize.push_back (0);
761  NS_LOG_INFO (this << " layer " << (uint16_t)j << " no txed (MIMO transition)");
762  }
763  else
764  {
765  dci.m_ndi.at (j) = 0;
766  dci.m_rv.at (j)++;
767  (*itHarq).second.at (harqId).m_rv.at (j)++;
768  NS_LOG_INFO (this << " layer " << (uint16_t)j << " RV " << (uint16_t)dci.m_rv.at (j));
769  }
770  }
771  else
772  {
773  // empty TB of layer j
774  dci.m_ndi.at (j) = 0;
775  dci.m_rv.at (j) = 0;
776  dci.m_mcs.at (j) = 0;
777  dci.m_tbsSize.at (j) = 0;
778  NS_LOG_INFO (this << " layer " << (uint16_t)j << " no retx");
779  }
780  }
781  for (uint16_t k = 0; k < (*itRlcPdu).second.at (0).at (dci.m_harqProcess).size (); k++)
782  {
783  std::vector <struct RlcPduListElement_s> rlcPduListPerLc;
784  for (uint8_t j = 0; j < nLayers; j++)
785  {
786  if (retx.at (j))
787  {
788  if (j < dci.m_ndi.size ())
789  {
790  NS_LOG_INFO (" layer " << (uint16_t)j << " tb size " << dci.m_tbsSize.at (j));
791  rlcPduListPerLc.push_back ((*itRlcPdu).second.at (j).at (dci.m_harqProcess).at (k));
792  }
793  }
794  else
795  { // if no retx needed on layer j, push an RlcPduListElement_s object with m_size=0 to keep the size of rlcPduListPerLc vector = 2 in case of MIMO
796  NS_LOG_INFO (" layer " << (uint16_t)j << " tb size "<<dci.m_tbsSize.at (j));
797  RlcPduListElement_s emptyElement;
798  emptyElement.m_logicalChannelIdentity = (*itRlcPdu).second.at (j).at (dci.m_harqProcess).at (k).m_logicalChannelIdentity;
799  emptyElement.m_size = 0;
800  rlcPduListPerLc.push_back (emptyElement);
801  }
802  }
803 
804  if (rlcPduListPerLc.size () > 0)
805  {
806  newEl.m_rlcPduList.push_back (rlcPduListPerLc);
807  }
808  }
809  newEl.m_rnti = rnti;
810  newEl.m_dci = dci;
811  (*itHarq).second.at (harqId).m_rv = dci.m_rv;
812  // refresh timer
813  std::map <uint16_t, DlHarqProcessesTimer_t>::iterator itHarqTimer = m_dlHarqProcessesTimer.find (rnti);
814  if (itHarqTimer== m_dlHarqProcessesTimer.end ())
815  {
816  NS_FATAL_ERROR ("Unable to find HARQ timer for RNTI " << (uint16_t)rnti);
817  }
818  (*itHarqTimer).second.at (harqId) = 0;
819  ret.m_buildDataList.push_back (newEl);
820  rntiAllocated.insert (rnti);
821  }
822  else
823  {
824  // update HARQ process status
825  NS_LOG_INFO (this << " HARQ received ACK for UE " << m_dlInfoListBuffered.at (i).m_rnti);
826  std::map <uint16_t, DlHarqProcessesStatus_t>::iterator it = m_dlHarqProcessesStatus.find (m_dlInfoListBuffered.at (i).m_rnti);
827  if (it == m_dlHarqProcessesStatus.end ())
828  {
829  NS_FATAL_ERROR ("No info find in HARQ buffer for UE " << m_dlInfoListBuffered.at (i).m_rnti);
830  }
831  (*it).second.at (m_dlInfoListBuffered.at (i).m_harqProcessId) = 0;
832  std::map <uint16_t, DlHarqRlcPduListBuffer_t>::iterator itRlcPdu = m_dlHarqProcessesRlcPduListBuffer.find (m_dlInfoListBuffered.at (i).m_rnti);
833  if (itRlcPdu == m_dlHarqProcessesRlcPduListBuffer.end ())
834  {
835  NS_FATAL_ERROR ("Unable to find RlcPdcList in HARQ buffer for RNTI " << m_dlInfoListBuffered.at (i).m_rnti);
836  }
837  for (uint16_t k = 0; k < (*itRlcPdu).second.size (); k++)
838  {
839  (*itRlcPdu).second.at (k).at (m_dlInfoListBuffered.at (i).m_harqProcessId).clear ();
840  }
841  }
842  }
843  m_dlInfoListBuffered.clear ();
844  m_dlInfoListBuffered = dlInfoListUntxed;
845 
846  if (rbgAllocatedNum == rbgNum)
847  {
848  // all the RBGs are already allocated -> exit
849  if ((ret.m_buildDataList.size () > 0) || (ret.m_buildRarList.size () > 0))
850  {
852  }
853  return;
854  }
855 
856 
857 
858  for (int i = 0; i < rbgNum; i++)
859  {
860  NS_LOG_INFO (this << " ALLOCATION for RBG " << i << " of " << rbgNum);
861  if (rbgMap.at (i) == false)
862  {
863  std::set <uint16_t>::iterator it;
864  std::set <uint16_t>::iterator itMax = m_flowStatsDl.end ();
865  double rcqiMax = 0.0;
866  for (it = m_flowStatsDl.begin (); it != m_flowStatsDl.end (); it++)
867  {
868  std::set <uint16_t>::iterator itRnti = rntiAllocated.find ((*it));
869  if ((itRnti != rntiAllocated.end ())||(!HarqProcessAvailability ((*it))))
870  {
871  // UE already allocated for HARQ or without HARQ process available -> drop it
872  if (itRnti != rntiAllocated.end ())
873  {
874  NS_LOG_DEBUG (this << " RNTI discared for HARQ tx" << (uint16_t)(*it));
875  }
876  if (!HarqProcessAvailability ((*it)))
877  {
878  NS_LOG_DEBUG (this << " RNTI discared for HARQ id" << (uint16_t)(*it));
879  }
880  continue;
881  }
882 
883  std::map <uint16_t,SbMeasResult_s>::iterator itSbCqi;
884  itSbCqi = m_a30CqiRxed.find ((*it));
885  std::map <uint16_t,uint8_t>::iterator itWbCqi;
886  itWbCqi = m_p10CqiRxed.find ((*it));
887 
888  std::map <uint16_t,uint8_t>::iterator itTxMode;
889  itTxMode = m_uesTxMode.find ((*it));
890  if (itTxMode == m_uesTxMode.end ())
891  {
892  NS_FATAL_ERROR ("No Transmission Mode info on user " << (*it));
893  }
894  int nLayer = TransmissionModesLayers::TxMode2LayerNum ((*itTxMode).second);
895 
896  std::vector <uint8_t> sbCqi;
897  if (itSbCqi == m_a30CqiRxed.end ())
898  {
899  for (uint8_t k = 0; k < nLayer; k++)
900  {
901  sbCqi.push_back (1); // start with lowest value
902  }
903  }
904  else
905  {
906  sbCqi = (*itSbCqi).second.m_higherLayerSelected.at (i).m_sbCqi;
907  }
908 
909  uint8_t wbCqi = 0;
910  if (itWbCqi != m_p10CqiRxed.end ())
911  {
912  wbCqi = (*itWbCqi).second;
913  }
914  else
915  {
916  wbCqi = 1; // lowest value for trying a transmission
917  }
918 
919  uint8_t cqi1 = sbCqi.at (0);
920  uint8_t cqi2 = 0;
921  if (sbCqi.size () > 1)
922  {
923  cqi2 = sbCqi.at (1);
924  }
925  if ((cqi1 > 0)||(cqi2 > 0)) // CQI == 0 means "out of range" (see table 7.2.3-1 of 36.213)
926  {
927  if (LcActivePerFlow ((*it)) > 0)
928  {
929  // this UE has data to transmit
930  double achievableSbRate = 0.0;
931  double achievableWbRate = 0.0;
932  uint8_t sbMcs = 0;
933  uint8_t wbMcs = 0;
934  for (uint8_t k = 0; k < nLayer; k++)
935  {
936  if (sbCqi.size () > k)
937  {
938  sbMcs = m_amc->GetMcsFromCqi (sbCqi.at (k));
939  }
940  else
941  {
942  // no info on this subband -> worst MCS
943  sbMcs = 0;
944  }
945  achievableSbRate += ((m_amc->GetDlTbSizeFromMcs (sbMcs, rbgSize) / 8) / 0.001); // = TB size / TTI
946  wbMcs = m_amc->GetMcsFromCqi (wbCqi);
947  achievableWbRate += ((m_amc->GetDlTbSizeFromMcs (wbMcs, rbgSize) / 8) / 0.001); // = TB size / TTI
948  }
949 
950  double metric = achievableSbRate / achievableWbRate;
951 
952  if (metric > rcqiMax)
953  {
954  rcqiMax = metric;
955  itMax = it;
956  }
957  }
958  } // end if cqi
959 
960  } // end for m_rlcBufferReq
961 
962  if (itMax == m_flowStatsDl.end ())
963  {
964  // no UE available for this RB
965  NS_LOG_INFO (this << " any UE found");
966  }
967  else
968  {
969  rbgMap.at (i) = true;
970  std::map <uint16_t, std::vector <uint16_t> >::iterator itMap;
971  itMap = allocationMap.find ((*itMax));
972  if (itMap == allocationMap.end ())
973  {
974  // insert new element
975  std::vector <uint16_t> tempMap;
976  tempMap.push_back (i);
977  allocationMap.insert (std::pair <uint16_t, std::vector <uint16_t> > ((*itMax), tempMap));
978  }
979  else
980  {
981  (*itMap).second.push_back (i);
982  }
983  NS_LOG_INFO (this << " UE assigned " << (*itMax));
984  }
985  } // end for RBG free
986  } // end for RBGs
987 
988  // generate the transmission opportunities by grouping the RBGs of the same RNTI and
989  // creating the correspondent DCIs
990  std::map <uint16_t, std::vector <uint16_t> >::iterator itMap = allocationMap.begin ();
991  while (itMap != allocationMap.end ())
992  {
993  // create new BuildDataListElement_s for this LC
995  newEl.m_rnti = (*itMap).first;
996  // create the DlDciListElement_s
997  DlDciListElement_s newDci;
998  newDci.m_rnti = (*itMap).first;
999  newDci.m_harqProcess = UpdateHarqProcessId ((*itMap).first);
1000 
1001  uint16_t lcActives = LcActivePerFlow ((*itMap).first);
1002  NS_LOG_INFO (this << "Allocate user " << newEl.m_rnti << " rbg " << lcActives);
1003  if (lcActives == 0)
1004  {
1005  // Set to max value, to avoid divide by 0 below
1006  lcActives = (uint16_t)65535; // UINT16_MAX;
1007  }
1008  uint16_t RgbPerRnti = (*itMap).second.size ();
1009  std::map <uint16_t,SbMeasResult_s>::iterator itCqi;
1010  itCqi = m_a30CqiRxed.find ((*itMap).first);
1011  std::map <uint16_t,uint8_t>::iterator itTxMode;
1012  itTxMode = m_uesTxMode.find ((*itMap).first);
1013  if (itTxMode == m_uesTxMode.end ())
1014  {
1015  NS_FATAL_ERROR ("No Transmission Mode info on user " << (*itMap).first);
1016  }
1017  int nLayer = TransmissionModesLayers::TxMode2LayerNum ((*itTxMode).second);
1018  std::vector <uint8_t> worstCqi (2, 15);
1019  if (itCqi != m_a30CqiRxed.end ())
1020  {
1021  for (uint16_t k = 0; k < (*itMap).second.size (); k++)
1022  {
1023  if ((*itCqi).second.m_higherLayerSelected.size () > (*itMap).second.at (k))
1024  {
1025  NS_LOG_INFO (this << " RBG " << (*itMap).second.at (k) << " CQI " << (uint16_t)((*itCqi).second.m_higherLayerSelected.at ((*itMap).second.at (k)).m_sbCqi.at (0)) );
1026  for (uint8_t j = 0; j < nLayer; j++)
1027  {
1028  if ((*itCqi).second.m_higherLayerSelected.at ((*itMap).second.at (k)).m_sbCqi.size () > j)
1029  {
1030  if (((*itCqi).second.m_higherLayerSelected.at ((*itMap).second.at (k)).m_sbCqi.at (j)) < worstCqi.at (j))
1031  {
1032  worstCqi.at (j) = ((*itCqi).second.m_higherLayerSelected.at ((*itMap).second.at (k)).m_sbCqi.at (j));
1033  }
1034  }
1035  else
1036  {
1037  // no CQI for this layer of this suband -> worst one
1038  worstCqi.at (j) = 1;
1039  }
1040  }
1041  }
1042  else
1043  {
1044  for (uint8_t j = 0; j < nLayer; j++)
1045  {
1046  worstCqi.at (j) = 1; // try with lowest MCS in RBG with no info on channel
1047  }
1048  }
1049  }
1050  }
1051  else
1052  {
1053  for (uint8_t j = 0; j < nLayer; j++)
1054  {
1055  worstCqi.at (j) = 1; // try with lowest MCS in RBG with no info on channel
1056  }
1057  }
1058  for (uint8_t j = 0; j < nLayer; j++)
1059  {
1060  NS_LOG_INFO (this << " Layer " << (uint16_t)j << " CQI selected " << (uint16_t)worstCqi.at (j));
1061  }
1062  for (uint8_t j = 0; j < nLayer; j++)
1063  {
1064  newDci.m_mcs.push_back (m_amc->GetMcsFromCqi (worstCqi.at (j)));
1065  int tbSize = (m_amc->GetDlTbSizeFromMcs (newDci.m_mcs.at (j), RgbPerRnti * rbgSize) / 8); // (size of TB in bytes according to table 7.1.7.2.1-1 of 36.213)
1066  newDci.m_tbsSize.push_back (tbSize);
1067  NS_LOG_INFO (this << " Layer " << (uint16_t)j << " MCS selected" << m_amc->GetMcsFromCqi (worstCqi.at (j)));
1068  }
1069 
1070  newDci.m_resAlloc = 0; // only allocation type 0 at this stage
1071  newDci.m_rbBitmap = 0; // TBD (32 bit bitmap see 7.1.6 of 36.213)
1072  uint32_t rbgMask = 0;
1073  for (uint16_t k = 0; k < (*itMap).second.size (); k++)
1074  {
1075  rbgMask = rbgMask + (0x1 << (*itMap).second.at (k));
1076  NS_LOG_INFO (this << " Allocated RBG " << (*itMap).second.at (k));
1077  }
1078  newDci.m_rbBitmap = rbgMask; // (32 bit bitmap see 7.1.6 of 36.213)
1079 
1080  // create the rlc PDUs -> equally divide resources among actives LCs
1081  std::map <LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator itBufReq;
1082  for (itBufReq = m_rlcBufferReq.begin (); itBufReq != m_rlcBufferReq.end (); itBufReq++)
1083  {
1084  if (((*itBufReq).first.m_rnti == (*itMap).first)
1085  && (((*itBufReq).second.m_rlcTransmissionQueueSize > 0)
1086  || ((*itBufReq).second.m_rlcRetransmissionQueueSize > 0)
1087  || ((*itBufReq).second.m_rlcStatusPduSize > 0) ))
1088  {
1089  std::vector <struct RlcPduListElement_s> newRlcPduLe;
1090  for (uint8_t j = 0; j < nLayer; j++)
1091  {
1092  RlcPduListElement_s newRlcEl;
1093  newRlcEl.m_logicalChannelIdentity = (*itBufReq).first.m_lcId;
1094  newRlcEl.m_size = newDci.m_tbsSize.at (j) / lcActives;
1095  NS_LOG_INFO (this << " LCID " << (uint32_t) newRlcEl.m_logicalChannelIdentity << " size " << newRlcEl.m_size << " layer " << (uint16_t)j);
1096  newRlcPduLe.push_back (newRlcEl);
1097  UpdateDlRlcBufferInfo (newDci.m_rnti, newRlcEl.m_logicalChannelIdentity, newRlcEl.m_size);
1098  if (m_harqOn == true)
1099  {
1100  // store RLC PDU list for HARQ
1101  std::map <uint16_t, DlHarqRlcPduListBuffer_t>::iterator itRlcPdu = m_dlHarqProcessesRlcPduListBuffer.find ((*itMap).first);
1102  if (itRlcPdu == m_dlHarqProcessesRlcPduListBuffer.end ())
1103  {
1104  NS_FATAL_ERROR ("Unable to find RlcPdcList in HARQ buffer for RNTI " << (*itMap).first);
1105  }
1106  (*itRlcPdu).second.at (j).at (newDci.m_harqProcess).push_back (newRlcEl);
1107  }
1108  }
1109  newEl.m_rlcPduList.push_back (newRlcPduLe);
1110  }
1111  if ((*itBufReq).first.m_rnti > (*itMap).first)
1112  {
1113  break;
1114  }
1115  }
1116  for (uint8_t j = 0; j < nLayer; j++)
1117  {
1118  newDci.m_ndi.push_back (1);
1119  newDci.m_rv.push_back (0);
1120  }
1121 
1122  newDci.m_tpc = 1; //1 is mapped to 0 in Accumulated Mode and to -1 in Absolute Mode
1123 
1124  newEl.m_dci = newDci;
1125 
1126  if (m_harqOn == true)
1127  {
1128  // store DCI for HARQ
1129  std::map <uint16_t, DlHarqProcessesDciBuffer_t>::iterator itDci = m_dlHarqProcessesDciBuffer.find (newEl.m_rnti);
1130  if (itDci == m_dlHarqProcessesDciBuffer.end ())
1131  {
1132  NS_FATAL_ERROR ("Unable to find RNTI entry in DCI HARQ buffer for RNTI " << newEl.m_rnti);
1133  }
1134  (*itDci).second.at (newDci.m_harqProcess) = newDci;
1135  // refresh timer
1136  std::map <uint16_t, DlHarqProcessesTimer_t>::iterator itHarqTimer = m_dlHarqProcessesTimer.find (newEl.m_rnti);
1137  if (itHarqTimer== m_dlHarqProcessesTimer.end ())
1138  {
1139  NS_FATAL_ERROR ("Unable to find HARQ timer for RNTI " << (uint16_t)newEl.m_rnti);
1140  }
1141  (*itHarqTimer).second.at (newDci.m_harqProcess) = 0;
1142  }
1143 
1144  // ...more parameters -> ignored in this version
1145 
1146  ret.m_buildDataList.push_back (newEl);
1147 
1148  itMap++;
1149  } // end while allocation
1150  ret.m_nrOfPdcchOfdmSymbols = 1;
1151 
1153 
1154 
1155  return;
1156 }
1157 
1158 void
1160 {
1161  NS_LOG_FUNCTION (this);
1162 
1163  m_rachList = params.m_rachList;
1164 
1165  return;
1166 }
1167 
1168 void
1170 {
1171  NS_LOG_FUNCTION (this);
1172 
1173  for (unsigned int i = 0; i < params.m_cqiList.size (); i++)
1174  {
1175  if ( params.m_cqiList.at (i).m_cqiType == CqiListElement_s::P10 )
1176  {
1177  NS_LOG_LOGIC ("wideband CQI " << (uint32_t) params.m_cqiList.at (i).m_wbCqi.at (0) << " reported");
1178  std::map <uint16_t,uint8_t>::iterator it;
1179  uint16_t rnti = params.m_cqiList.at (i).m_rnti;
1180  it = m_p10CqiRxed.find (rnti);
1181  if (it == m_p10CqiRxed.end ())
1182  {
1183  // create the new entry
1184  m_p10CqiRxed.insert ( std::pair<uint16_t, uint8_t > (rnti, params.m_cqiList.at (i).m_wbCqi.at (0)) ); // only codeword 0 at this stage (SISO)
1185  // generate correspondent timer
1186  m_p10CqiTimers.insert ( std::pair<uint16_t, uint32_t > (rnti, m_cqiTimersThreshold));
1187  }
1188  else
1189  {
1190  // update the CQI value and refresh correspondent timer
1191  (*it).second = params.m_cqiList.at (i).m_wbCqi.at (0);
1192  // update correspondent timer
1193  std::map <uint16_t,uint32_t>::iterator itTimers;
1194  itTimers = m_p10CqiTimers.find (rnti);
1195  (*itTimers).second = m_cqiTimersThreshold;
1196  }
1197  }
1198  else if ( params.m_cqiList.at (i).m_cqiType == CqiListElement_s::A30 )
1199  {
1200  // subband CQI reporting high layer configured
1201  std::map <uint16_t,SbMeasResult_s>::iterator it;
1202  uint16_t rnti = params.m_cqiList.at (i).m_rnti;
1203  it = m_a30CqiRxed.find (rnti);
1204  if (it == m_a30CqiRxed.end ())
1205  {
1206  // create the new entry
1207  m_a30CqiRxed.insert ( std::pair<uint16_t, SbMeasResult_s > (rnti, params.m_cqiList.at (i).m_sbMeasResult) );
1208  m_a30CqiTimers.insert ( std::pair<uint16_t, uint32_t > (rnti, m_cqiTimersThreshold));
1209  }
1210  else
1211  {
1212  // update the CQI value and refresh correspondent timer
1213  (*it).second = params.m_cqiList.at (i).m_sbMeasResult;
1214  std::map <uint16_t,uint32_t>::iterator itTimers;
1215  itTimers = m_a30CqiTimers.find (rnti);
1216  (*itTimers).second = m_cqiTimersThreshold;
1217  }
1218  }
1219  else
1220  {
1221  NS_LOG_ERROR (this << " CQI type unknown");
1222  }
1223  }
1224 
1225  return;
1226 }
1227 
1228 
1229 double
1230 TtaFfMacScheduler::EstimateUlSinr (uint16_t rnti, uint16_t rb)
1231 {
1232  std::map <uint16_t, std::vector <double> >::iterator itCqi = m_ueCqi.find (rnti);
1233  if (itCqi == m_ueCqi.end ())
1234  {
1235  // no cqi info about this UE
1236  return (NO_SINR);
1237 
1238  }
1239  else
1240  {
1241  // take the average SINR value among the available
1242  double sinrSum = 0;
1243  unsigned int sinrNum = 0;
1244  for (uint32_t i = 0; i < m_cschedCellConfig.m_ulBandwidth; i++)
1245  {
1246  double sinr = (*itCqi).second.at (i);
1247  if (sinr != NO_SINR)
1248  {
1249  sinrSum += sinr;
1250  sinrNum++;
1251  }
1252  }
1253  double estimatedSinr = (sinrNum > 0) ? (sinrSum / sinrNum) : DBL_MAX;
1254  // store the value
1255  (*itCqi).second.at (rb) = estimatedSinr;
1256  return (estimatedSinr);
1257  }
1258 }
1259 
1260 void
1262 {
1263  NS_LOG_FUNCTION (this << " UL - Frame no. " << (params.m_sfnSf >> 4) << " subframe no. " << (0xF & params.m_sfnSf) << " size " << params.m_ulInfoList.size ());
1264 
1265  RefreshUlCqiMaps ();
1266 
1267  // Generate RBs map
1269  std::vector <bool> rbMap;
1270  uint16_t rbAllocatedNum = 0;
1271  std::set <uint16_t> rntiAllocated;
1272  std::vector <uint16_t> rbgAllocationMap;
1273  // update with RACH allocation map
1274  rbgAllocationMap = m_rachAllocationMap;
1275  //rbgAllocationMap.resize (m_cschedCellConfig.m_ulBandwidth, 0);
1276  m_rachAllocationMap.clear ();
1278 
1279  rbMap.resize (m_cschedCellConfig.m_ulBandwidth, false);
1280  // remove RACH allocation
1281  for (uint16_t i = 0; i < m_cschedCellConfig.m_ulBandwidth; i++)
1282  {
1283  if (rbgAllocationMap.at (i) != 0)
1284  {
1285  rbMap.at (i) = true;
1286  NS_LOG_DEBUG (this << " Allocated for RACH " << i);
1287  }
1288  }
1289 
1290 
1291  if (m_harqOn == true)
1292  {
1293  // Process UL HARQ feedback
1294  for (uint16_t i = 0; i < params.m_ulInfoList.size (); i++)
1295  {
1296  if (params.m_ulInfoList.at (i).m_receptionStatus == UlInfoListElement_s::NotOk)
1297  {
1298  // retx correspondent block: retrieve the UL-DCI
1299  uint16_t rnti = params.m_ulInfoList.at (i).m_rnti;
1300  std::map <uint16_t, uint8_t>::iterator itProcId = m_ulHarqCurrentProcessId.find (rnti);
1301  if (itProcId == m_ulHarqCurrentProcessId.end ())
1302  {
1303  NS_LOG_ERROR ("No info find in HARQ buffer for UE (might change eNB) " << rnti);
1304  }
1305  uint8_t harqId = (uint8_t)((*itProcId).second - HARQ_PERIOD) % HARQ_PROC_NUM;
1306  NS_LOG_INFO (this << " UL-HARQ retx RNTI " << rnti << " harqId " << (uint16_t)harqId << " i " << i << " size " << params.m_ulInfoList.size ());
1307  std::map <uint16_t, UlHarqProcessesDciBuffer_t>::iterator itHarq = m_ulHarqProcessesDciBuffer.find (rnti);
1308  if (itHarq == m_ulHarqProcessesDciBuffer.end ())
1309  {
1310  NS_LOG_ERROR ("No info find in HARQ buffer for UE (might change eNB) " << rnti);
1311  continue;
1312  }
1313  UlDciListElement_s dci = (*itHarq).second.at (harqId);
1314  std::map <uint16_t, UlHarqProcessesStatus_t>::iterator itStat = m_ulHarqProcessesStatus.find (rnti);
1315  if (itStat == m_ulHarqProcessesStatus.end ())
1316  {
1317  NS_LOG_ERROR ("No info find in HARQ buffer for UE (might change eNB) " << rnti);
1318  }
1319  if ((*itStat).second.at (harqId) >= 3)
1320  {
1321  NS_LOG_INFO ("Max number of retransmissions reached (UL)-> drop process");
1322  continue;
1323  }
1324  bool free = true;
1325  for (int j = dci.m_rbStart; j < dci.m_rbStart + dci.m_rbLen; j++)
1326  {
1327  if (rbMap.at (j) == true)
1328  {
1329  free = false;
1330  NS_LOG_INFO (this << " BUSY " << j);
1331  }
1332  }
1333  if (free)
1334  {
1335  // retx on the same RBs
1336  for (int j = dci.m_rbStart; j < dci.m_rbStart + dci.m_rbLen; j++)
1337  {
1338  rbMap.at (j) = true;
1339  rbgAllocationMap.at (j) = dci.m_rnti;
1340  NS_LOG_INFO ("\tRB " << j);
1341  rbAllocatedNum++;
1342  }
1343  NS_LOG_INFO (this << " Send retx in the same RBs " << (uint16_t)dci.m_rbStart << " to " << dci.m_rbStart + dci.m_rbLen << " RV " << (*itStat).second.at (harqId) + 1);
1344  }
1345  else
1346  {
1347  NS_LOG_INFO ("Cannot allocate retx due to RACH allocations for UE " << rnti);
1348  continue;
1349  }
1350  dci.m_ndi = 0;
1351  // Update HARQ buffers with new HarqId
1352  (*itStat).second.at ((*itProcId).second) = (*itStat).second.at (harqId) + 1;
1353  (*itStat).second.at (harqId) = 0;
1354  (*itHarq).second.at ((*itProcId).second) = dci;
1355  ret.m_dciList.push_back (dci);
1356  rntiAllocated.insert (dci.m_rnti);
1357  }
1358  else
1359  {
1360  NS_LOG_INFO (this << " HARQ-ACK feedback from RNTI " << params.m_ulInfoList.at (i).m_rnti);
1361  }
1362  }
1363  }
1364 
1365  std::map <uint16_t,uint32_t>::iterator it;
1366  int nflows = 0;
1367 
1368  for (it = m_ceBsrRxed.begin (); it != m_ceBsrRxed.end (); it++)
1369  {
1370  std::set <uint16_t>::iterator itRnti = rntiAllocated.find ((*it).first);
1371  // select UEs with queues not empty and not yet allocated for HARQ
1372  if (((*it).second > 0)&&(itRnti == rntiAllocated.end ()))
1373  {
1374  nflows++;
1375  }
1376  }
1377 
1378  if (nflows == 0)
1379  {
1380  if (ret.m_dciList.size () > 0)
1381  {
1382  m_allocationMaps.insert (std::pair <uint16_t, std::vector <uint16_t> > (params.m_sfnSf, rbgAllocationMap));
1384  }
1385 
1386  return; // no flows to be scheduled
1387  }
1388 
1389 
1390  // Divide the remaining resources equally among the active users starting from the subsequent one served last scheduling trigger
1391  uint16_t rbPerFlow = (m_cschedCellConfig.m_ulBandwidth) / (nflows + rntiAllocated.size ());
1392  if (rbPerFlow < 3)
1393  {
1394  rbPerFlow = 3; // at least 3 rbg per flow (till available resource) to ensure TxOpportunity >= 7 bytes
1395  }
1396  int rbAllocated = 0;
1397 
1398  if (m_nextRntiUl != 0)
1399  {
1400  for (it = m_ceBsrRxed.begin (); it != m_ceBsrRxed.end (); it++)
1401  {
1402  if ((*it).first == m_nextRntiUl)
1403  {
1404  break;
1405  }
1406  }
1407  if (it == m_ceBsrRxed.end ())
1408  {
1409  NS_LOG_ERROR (this << " no user found");
1410  }
1411  }
1412  else
1413  {
1414  it = m_ceBsrRxed.begin ();
1415  m_nextRntiUl = (*it).first;
1416  }
1417  do
1418  {
1419  std::set <uint16_t>::iterator itRnti = rntiAllocated.find ((*it).first);
1420  if ((itRnti != rntiAllocated.end ())||((*it).second == 0))
1421  {
1422  // UE already allocated for UL-HARQ -> skip it
1423  NS_LOG_DEBUG (this << " UE already allocated in HARQ -> discared, RNTI " << (*it).first);
1424  it++;
1425  if (it == m_ceBsrRxed.end ())
1426  {
1427  // restart from the first
1428  it = m_ceBsrRxed.begin ();
1429  }
1430  continue;
1431  }
1432  if (rbAllocated + rbPerFlow - 1 > m_cschedCellConfig.m_ulBandwidth)
1433  {
1434  // limit to physical resources last resource assignment
1435  rbPerFlow = m_cschedCellConfig.m_ulBandwidth - rbAllocated;
1436  // at least 3 rbg per flow to ensure TxOpportunity >= 7 bytes
1437  if (rbPerFlow < 3)
1438  {
1439  // terminate allocation
1440  rbPerFlow = 0;
1441  }
1442  }
1443 
1444  UlDciListElement_s uldci;
1445  uldci.m_rnti = (*it).first;
1446  uldci.m_rbLen = rbPerFlow;
1447  bool allocated = false;
1448  NS_LOG_INFO (this << " RB Allocated " << rbAllocated << " rbPerFlow " << rbPerFlow << " flows " << nflows);
1449  while ((!allocated)&&((rbAllocated + rbPerFlow - m_cschedCellConfig.m_ulBandwidth) < 1) && (rbPerFlow != 0))
1450  {
1451  // check availability
1452  bool free = true;
1453  for (uint16_t j = rbAllocated; j < rbAllocated + rbPerFlow; j++)
1454  {
1455  if (rbMap.at (j) == true)
1456  {
1457  free = false;
1458  break;
1459  }
1460  }
1461  if (free)
1462  {
1463  uldci.m_rbStart = rbAllocated;
1464 
1465  for (uint16_t j = rbAllocated; j < rbAllocated + rbPerFlow; j++)
1466  {
1467  rbMap.at (j) = true;
1468  // store info on allocation for managing ul-cqi interpretation
1469  rbgAllocationMap.at (j) = (*it).first;
1470  }
1471  rbAllocated += rbPerFlow;
1472  allocated = true;
1473  break;
1474  }
1475  rbAllocated++;
1476  if (rbAllocated + rbPerFlow - 1 > m_cschedCellConfig.m_ulBandwidth)
1477  {
1478  // limit to physical resources last resource assignment
1479  rbPerFlow = m_cschedCellConfig.m_ulBandwidth - rbAllocated;
1480  // at least 3 rbg per flow to ensure TxOpportunity >= 7 bytes
1481  if (rbPerFlow < 3)
1482  {
1483  // terminate allocation
1484  rbPerFlow = 0;
1485  }
1486  }
1487  }
1488  if (!allocated)
1489  {
1490  // unable to allocate new resource: finish scheduling
1491  m_nextRntiUl = (*it).first;
1492  if (ret.m_dciList.size () > 0)
1493  {
1495  }
1496  m_allocationMaps.insert (std::pair <uint16_t, std::vector <uint16_t> > (params.m_sfnSf, rbgAllocationMap));
1497  return;
1498  }
1499 
1500 
1501 
1502  std::map <uint16_t, std::vector <double> >::iterator itCqi = m_ueCqi.find ((*it).first);
1503  int cqi = 0;
1504  if (itCqi == m_ueCqi.end ())
1505  {
1506  // no cqi info about this UE
1507  uldci.m_mcs = 0; // MCS 0 -> UL-AMC TBD
1508  }
1509  else
1510  {
1511  // take the lowest CQI value (worst RB)
1512  NS_ABORT_MSG_IF ((*itCqi).second.size() == 0, "CQI of RNTI = " << (*it).first << " has expired");
1513  double minSinr = (*itCqi).second.at (uldci.m_rbStart);
1514  if (minSinr == NO_SINR)
1515  {
1516  minSinr = EstimateUlSinr ((*it).first, uldci.m_rbStart);
1517  }
1518  for (uint16_t i = uldci.m_rbStart; i < uldci.m_rbStart + uldci.m_rbLen; i++)
1519  {
1520  double sinr = (*itCqi).second.at (i);
1521  if (sinr == NO_SINR)
1522  {
1523  sinr = EstimateUlSinr ((*it).first, i);
1524  }
1525  if (sinr < minSinr)
1526  {
1527  minSinr = sinr;
1528  }
1529  }
1530 
1531  // translate SINR -> cqi: WILD ACK: same as DL
1532  double s = log2 ( 1 + (
1533  std::pow (10, minSinr / 10 ) /
1534  ( (-std::log (5.0 * 0.00005 )) / 1.5) ));
1535  cqi = m_amc->GetCqiFromSpectralEfficiency (s);
1536  if (cqi == 0)
1537  {
1538  it++;
1539  if (it == m_ceBsrRxed.end ())
1540  {
1541  // restart from the first
1542  it = m_ceBsrRxed.begin ();
1543  }
1544  NS_LOG_DEBUG (this << " UE discarded for CQI = 0, RNTI " << uldci.m_rnti);
1545  // remove UE from allocation map
1546  for (uint16_t i = uldci.m_rbStart; i < uldci.m_rbStart + uldci.m_rbLen; i++)
1547  {
1548  rbgAllocationMap.at (i) = 0;
1549  }
1550  continue; // CQI == 0 means "out of range" (see table 7.2.3-1 of 36.213)
1551  }
1552  uldci.m_mcs = m_amc->GetMcsFromCqi (cqi);
1553  }
1554 
1555  uldci.m_tbSize = (m_amc->GetUlTbSizeFromMcs (uldci.m_mcs, rbPerFlow) / 8);
1556  UpdateUlRlcBufferInfo (uldci.m_rnti, uldci.m_tbSize);
1557  uldci.m_ndi = 1;
1558  uldci.m_cceIndex = 0;
1559  uldci.m_aggrLevel = 1;
1560  uldci.m_ueTxAntennaSelection = 3; // antenna selection OFF
1561  uldci.m_hopping = false;
1562  uldci.m_n2Dmrs = 0;
1563  uldci.m_tpc = 0; // no power control
1564  uldci.m_cqiRequest = false; // only period CQI at this stage
1565  uldci.m_ulIndex = 0; // TDD parameter
1566  uldci.m_dai = 1; // TDD parameter
1567  uldci.m_freqHopping = 0;
1568  uldci.m_pdcchPowerOffset = 0; // not used
1569  ret.m_dciList.push_back (uldci);
1570  // store DCI for HARQ_PERIOD
1571  uint8_t harqId = 0;
1572  if (m_harqOn == true)
1573  {
1574  std::map <uint16_t, uint8_t>::iterator itProcId;
1575  itProcId = m_ulHarqCurrentProcessId.find (uldci.m_rnti);
1576  if (itProcId == m_ulHarqCurrentProcessId.end ())
1577  {
1578  NS_FATAL_ERROR ("No info find in HARQ buffer for UE " << uldci.m_rnti);
1579  }
1580  harqId = (*itProcId).second;
1581  std::map <uint16_t, UlHarqProcessesDciBuffer_t>::iterator itDci = m_ulHarqProcessesDciBuffer.find (uldci.m_rnti);
1582  if (itDci == m_ulHarqProcessesDciBuffer.end ())
1583  {
1584  NS_FATAL_ERROR ("Unable to find RNTI entry in UL DCI HARQ buffer for RNTI " << uldci.m_rnti);
1585  }
1586  (*itDci).second.at (harqId) = uldci;
1587  // Update HARQ process status (RV 0)
1588  std::map <uint16_t, UlHarqProcessesStatus_t>::iterator itStat = m_ulHarqProcessesStatus.find (uldci.m_rnti);
1589  if (itStat == m_ulHarqProcessesStatus.end ())
1590  {
1591  NS_LOG_ERROR ("No info find in HARQ buffer for UE (might change eNB) " << uldci.m_rnti);
1592  }
1593  (*itStat).second.at (harqId) = 0;
1594  }
1595 
1596  NS_LOG_INFO (this << " UE Allocation RNTI " << (*it).first << " startPRB " << (uint32_t)uldci.m_rbStart << " nPRB " << (uint32_t)uldci.m_rbLen << " CQI " << cqi << " MCS " << (uint32_t)uldci.m_mcs << " TBsize " << uldci.m_tbSize << " RbAlloc " << rbAllocated << " harqId " << (uint16_t)harqId);
1597 
1598 
1599  it++;
1600  if (it == m_ceBsrRxed.end ())
1601  {
1602  // restart from the first
1603  it = m_ceBsrRxed.begin ();
1604  }
1605  if ((rbAllocated == m_cschedCellConfig.m_ulBandwidth) || (rbPerFlow == 0))
1606  {
1607  // Stop allocation: no more PRBs
1608  m_nextRntiUl = (*it).first;
1609  break;
1610  }
1611  }
1612  while (((*it).first != m_nextRntiUl)&&(rbPerFlow!=0));
1613 
1614 
1615  m_allocationMaps.insert (std::pair <uint16_t, std::vector <uint16_t> > (params.m_sfnSf, rbgAllocationMap));
1617 
1618  return;
1619 }
1620 
1621 void
1623 {
1624  NS_LOG_FUNCTION (this);
1625  return;
1626 }
1627 
1628 void
1630 {
1631  NS_LOG_FUNCTION (this);
1632  return;
1633 }
1634 
1635 void
1637 {
1638  NS_LOG_FUNCTION (this);
1639 
1640  std::map <uint16_t,uint32_t>::iterator it;
1641 
1642  for (unsigned int i = 0; i < params.m_macCeList.size (); i++)
1643  {
1644  if ( params.m_macCeList.at (i).m_macCeType == MacCeListElement_s::BSR )
1645  {
1646  // buffer status report
1647  // note that this scheduler does not differentiate the
1648  // allocation according to which LCGs have more/less bytes
1649  // to send.
1650  // Hence the BSR of different LCGs are just summed up to get
1651  // a total queue size that is used for allocation purposes.
1652 
1653  uint32_t buffer = 0;
1654  for (uint8_t lcg = 0; lcg < 4; ++lcg)
1655  {
1656  uint8_t bsrId = params.m_macCeList.at (i).m_macCeValue.m_bufferStatus.at (lcg);
1657  buffer += BufferSizeLevelBsr::BsrId2BufferSize (bsrId);
1658  }
1659 
1660  uint16_t rnti = params.m_macCeList.at (i).m_rnti;
1661  NS_LOG_LOGIC (this << "RNTI=" << rnti << " buffer=" << buffer);
1662  it = m_ceBsrRxed.find (rnti);
1663  if (it == m_ceBsrRxed.end ())
1664  {
1665  // create the new entry
1666  m_ceBsrRxed.insert ( std::pair<uint16_t, uint32_t > (rnti, buffer));
1667  }
1668  else
1669  {
1670  // update the buffer size value
1671  (*it).second = buffer;
1672  }
1673  }
1674  }
1675 
1676  return;
1677 }
1678 
1679 void
1681 {
1682  NS_LOG_FUNCTION (this);
1683 // retrieve the allocation for this subframe
1684  switch (m_ulCqiFilter)
1685  {
1687  {
1688  // filter all the CQIs that are not SRS based
1689  if (params.m_ulCqi.m_type != UlCqi_s::SRS)
1690  {
1691  return;
1692  }
1693  }
1694  break;
1696  {
1697  // filter all the CQIs that are not SRS based
1698  if (params.m_ulCqi.m_type != UlCqi_s::PUSCH)
1699  {
1700  return;
1701  }
1702  }
1703  break;
1704  default:
1705  NS_FATAL_ERROR ("Unknown UL CQI type");
1706  }
1707 
1708  switch (params.m_ulCqi.m_type)
1709  {
1710  case UlCqi_s::PUSCH:
1711  {
1712  std::map <uint16_t, std::vector <uint16_t> >::iterator itMap;
1713  std::map <uint16_t, std::vector <double> >::iterator itCqi;
1714  NS_LOG_DEBUG (this << " Collect PUSCH CQIs of Frame no. " << (params.m_sfnSf >> 4) << " subframe no. " << (0xF & params.m_sfnSf));
1715  itMap = m_allocationMaps.find (params.m_sfnSf);
1716  if (itMap == m_allocationMaps.end ())
1717  {
1718  return;
1719  }
1720  for (uint32_t i = 0; i < (*itMap).second.size (); i++)
1721  {
1722  // convert from fixed point notation Sxxxxxxxxxxx.xxx to double
1723  double sinr = LteFfConverter::fpS11dot3toDouble (params.m_ulCqi.m_sinr.at (i));
1724  itCqi = m_ueCqi.find ((*itMap).second.at (i));
1725  if (itCqi == m_ueCqi.end ())
1726  {
1727  // create a new entry
1728  std::vector <double> newCqi;
1729  for (uint32_t j = 0; j < m_cschedCellConfig.m_ulBandwidth; j++)
1730  {
1731  if (i == j)
1732  {
1733  newCqi.push_back (sinr);
1734  }
1735  else
1736  {
1737  // initialize with NO_SINR value.
1738  newCqi.push_back (NO_SINR);
1739  }
1740 
1741  }
1742  m_ueCqi.insert (std::pair <uint16_t, std::vector <double> > ((*itMap).second.at (i), newCqi));
1743  // generate correspondent timer
1744  m_ueCqiTimers.insert (std::pair <uint16_t, uint32_t > ((*itMap).second.at (i), m_cqiTimersThreshold));
1745  }
1746  else
1747  {
1748  // update the value
1749  (*itCqi).second.at (i) = sinr;
1750  //NS_LOG_DEBUG (this << " RNTI " << (*itMap).second.at (i) << " RB " << i << " SINR " << sinr);
1751  // update correspondent timer
1752  std::map <uint16_t, uint32_t>::iterator itTimers;
1753  itTimers = m_ueCqiTimers.find ((*itMap).second.at (i));
1754  (*itTimers).second = m_cqiTimersThreshold;
1755 
1756  }
1757 
1758  }
1759  // remove obsolete info on allocation
1760  m_allocationMaps.erase (itMap);
1761  }
1762  break;
1763  case UlCqi_s::SRS:
1764  {
1765  // get the RNTI from vendor specific parameters
1766  uint16_t rnti = 0;
1767  NS_ASSERT (params.m_vendorSpecificList.size () > 0);
1768  for (uint16_t i = 0; i < params.m_vendorSpecificList.size (); i++)
1769  {
1770  if (params.m_vendorSpecificList.at (i).m_type == SRS_CQI_RNTI_VSP)
1771  {
1772  Ptr<SrsCqiRntiVsp> vsp = DynamicCast<SrsCqiRntiVsp> (params.m_vendorSpecificList.at (i).m_value);
1773  rnti = vsp->GetRnti ();
1774  }
1775  }
1776  std::map <uint16_t, std::vector <double> >::iterator itCqi;
1777  itCqi = m_ueCqi.find (rnti);
1778  if (itCqi == m_ueCqi.end ())
1779  {
1780  // create a new entry
1781  std::vector <double> newCqi;
1782  for (uint32_t j = 0; j < m_cschedCellConfig.m_ulBandwidth; j++)
1783  {
1784  double sinr = LteFfConverter::fpS11dot3toDouble (params.m_ulCqi.m_sinr.at (j));
1785  newCqi.push_back (sinr);
1786  NS_LOG_INFO (this << " RNTI " << rnti << " new SRS-CQI for RB " << j << " value " << sinr);
1787 
1788  }
1789  m_ueCqi.insert (std::pair <uint16_t, std::vector <double> > (rnti, newCqi));
1790  // generate correspondent timer
1791  m_ueCqiTimers.insert (std::pair <uint16_t, uint32_t > (rnti, m_cqiTimersThreshold));
1792  }
1793  else
1794  {
1795  // update the values
1796  for (uint32_t j = 0; j < m_cschedCellConfig.m_ulBandwidth; j++)
1797  {
1798  double sinr = LteFfConverter::fpS11dot3toDouble (params.m_ulCqi.m_sinr.at (j));
1799  (*itCqi).second.at (j) = sinr;
1800  NS_LOG_INFO (this << " RNTI " << rnti << " update SRS-CQI for RB " << j << " value " << sinr);
1801  }
1802  // update correspondent timer
1803  std::map <uint16_t, uint32_t>::iterator itTimers;
1804  itTimers = m_ueCqiTimers.find (rnti);
1805  (*itTimers).second = m_cqiTimersThreshold;
1806 
1807  }
1808 
1809 
1810  }
1811  break;
1812  case UlCqi_s::PUCCH_1:
1813  case UlCqi_s::PUCCH_2:
1814  case UlCqi_s::PRACH:
1815  {
1816  NS_FATAL_ERROR ("TtaFfMacScheduler supports only PUSCH and SRS UL-CQIs");
1817  }
1818  break;
1819  default:
1820  NS_FATAL_ERROR ("Unknown type of UL-CQI");
1821  }
1822  return;
1823 }
1824 
1825 void
1827 {
1828  // refresh DL CQI P01 Map
1829  std::map <uint16_t,uint32_t>::iterator itP10 = m_p10CqiTimers.begin ();
1830  while (itP10 != m_p10CqiTimers.end ())
1831  {
1832  NS_LOG_INFO (this << " P10-CQI for user " << (*itP10).first << " is " << (uint32_t)(*itP10).second << " thr " << (uint32_t)m_cqiTimersThreshold);
1833  if ((*itP10).second == 0)
1834  {
1835  // delete correspondent entries
1836  std::map <uint16_t,uint8_t>::iterator itMap = m_p10CqiRxed.find ((*itP10).first);
1837  NS_ASSERT_MSG (itMap != m_p10CqiRxed.end (), " Does not find CQI report for user " << (*itP10).first);
1838  NS_LOG_INFO (this << " P10-CQI expired for user " << (*itP10).first);
1839  m_p10CqiRxed.erase (itMap);
1840  std::map <uint16_t,uint32_t>::iterator temp = itP10;
1841  itP10++;
1842  m_p10CqiTimers.erase (temp);
1843  }
1844  else
1845  {
1846  (*itP10).second--;
1847  itP10++;
1848  }
1849  }
1850 
1851  // refresh DL CQI A30 Map
1852  std::map <uint16_t,uint32_t>::iterator itA30 = m_a30CqiTimers.begin ();
1853  while (itA30 != m_a30CqiTimers.end ())
1854  {
1855  NS_LOG_INFO (this << " A30-CQI for user " << (*itA30).first << " is " << (uint32_t)(*itA30).second << " thr " << (uint32_t)m_cqiTimersThreshold);
1856  if ((*itA30).second == 0)
1857  {
1858  // delete correspondent entries
1859  std::map <uint16_t,SbMeasResult_s>::iterator itMap = m_a30CqiRxed.find ((*itA30).first);
1860  NS_ASSERT_MSG (itMap != m_a30CqiRxed.end (), " Does not find CQI report for user " << (*itA30).first);
1861  NS_LOG_INFO (this << " A30-CQI expired for user " << (*itA30).first);
1862  m_a30CqiRxed.erase (itMap);
1863  std::map <uint16_t,uint32_t>::iterator temp = itA30;
1864  itA30++;
1865  m_a30CqiTimers.erase (temp);
1866  }
1867  else
1868  {
1869  (*itA30).second--;
1870  itA30++;
1871  }
1872  }
1873 
1874  return;
1875 }
1876 
1877 
1878 void
1880 {
1881  // refresh UL CQI Map
1882  std::map <uint16_t,uint32_t>::iterator itUl = m_ueCqiTimers.begin ();
1883  while (itUl != m_ueCqiTimers.end ())
1884  {
1885  NS_LOG_INFO (this << " UL-CQI for user " << (*itUl).first << " is " << (uint32_t)(*itUl).second << " thr " << (uint32_t)m_cqiTimersThreshold);
1886  if ((*itUl).second == 0)
1887  {
1888  // delete correspondent entries
1889  std::map <uint16_t, std::vector <double> >::iterator itMap = m_ueCqi.find ((*itUl).first);
1890  NS_ASSERT_MSG (itMap != m_ueCqi.end (), " Does not find CQI report for user " << (*itUl).first);
1891  NS_LOG_INFO (this << " UL-CQI exired for user " << (*itUl).first);
1892  (*itMap).second.clear ();
1893  m_ueCqi.erase (itMap);
1894  std::map <uint16_t,uint32_t>::iterator temp = itUl;
1895  itUl++;
1896  m_ueCqiTimers.erase (temp);
1897  }
1898  else
1899  {
1900  (*itUl).second--;
1901  itUl++;
1902  }
1903  }
1904 
1905  return;
1906 }
1907 
1908 void
1909 TtaFfMacScheduler::UpdateDlRlcBufferInfo (uint16_t rnti, uint8_t lcid, uint16_t size)
1910 {
1911  std::map<LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters>::iterator it;
1912  LteFlowId_t flow (rnti, lcid);
1913  it = m_rlcBufferReq.find (flow);
1914  if (it != m_rlcBufferReq.end ())
1915  {
1916  NS_LOG_INFO (this << " UE " << rnti << " LC " << (uint16_t)lcid << " txqueue " << (*it).second.m_rlcTransmissionQueueSize << " retxqueue " << (*it).second.m_rlcRetransmissionQueueSize << " status " << (*it).second.m_rlcStatusPduSize << " decrease " << size);
1917  // Update queues: RLC tx order Status, ReTx, Tx
1918  // Update status queue
1919  if (((*it).second.m_rlcStatusPduSize > 0) && (size >= (*it).second.m_rlcStatusPduSize))
1920  {
1921  (*it).second.m_rlcStatusPduSize = 0;
1922  }
1923  else if (((*it).second.m_rlcRetransmissionQueueSize > 0) && (size >= (*it).second.m_rlcRetransmissionQueueSize))
1924  {
1925  (*it).second.m_rlcRetransmissionQueueSize = 0;
1926  }
1927  else if ((*it).second.m_rlcTransmissionQueueSize > 0)
1928  {
1929  uint32_t rlcOverhead;
1930  if (lcid == 1)
1931  {
1932  // for SRB1 (using RLC AM) it's better to
1933  // overestimate RLC overhead rather than
1934  // underestimate it and risk unneeded
1935  // segmentation which increases delay
1936  rlcOverhead = 4;
1937  }
1938  else
1939  {
1940  // minimum RLC overhead due to header
1941  rlcOverhead = 2;
1942  }
1943  // update transmission queue
1944  if ((*it).second.m_rlcTransmissionQueueSize <= size - rlcOverhead)
1945  {
1946  (*it).second.m_rlcTransmissionQueueSize = 0;
1947  }
1948  else
1949  {
1950  (*it).second.m_rlcTransmissionQueueSize -= size - rlcOverhead;
1951  }
1952  }
1953  }
1954  else
1955  {
1956  NS_LOG_ERROR (this << " Does not find DL RLC Buffer Report of UE " << rnti);
1957  }
1958 }
1959 
1960 void
1961 TtaFfMacScheduler::UpdateUlRlcBufferInfo (uint16_t rnti, uint16_t size)
1962 {
1963 
1964  size = size - 2; // remove the minimum RLC overhead
1965  std::map <uint16_t,uint32_t>::iterator it = m_ceBsrRxed.find (rnti);
1966  if (it != m_ceBsrRxed.end ())
1967  {
1968  NS_LOG_INFO (this << " UE " << rnti << " size " << size << " BSR " << (*it).second);
1969  if ((*it).second >= size)
1970  {
1971  (*it).second -= size;
1972  }
1973  else
1974  {
1975  (*it).second = 0;
1976  }
1977  }
1978  else
1979  {
1980  NS_LOG_ERROR (this << " Does not find BSR report info of UE " << rnti);
1981  }
1982 
1983 }
1984 
1985 void
1987 {
1988  NS_LOG_FUNCTION (this << " RNTI " << rnti << " txMode " << (uint16_t)txMode);
1990  params.m_rnti = rnti;
1991  params.m_transmissionMode = txMode;
1993 }
1994 
1995 
1996 }
ns3::FfMacSchedSapUser::SchedDlConfigIndParameters::m_buildRarList
std::vector< struct BuildRarListElement_s > m_buildRarList
build rar list
Definition: ff-mac-sched-sap.h:296
ns3::FfMacCschedSapProvider::CschedUeReleaseReqParameters
Parameters of the CSCHED_UE_RELEASE_REQ primitive.
Definition: ff-mac-csched-sap.h:230
ns3::FfMacScheduler::m_ulCqiFilter
UlCqiFilter_t m_ulCqiFilter
UL CQI filter.
Definition: ff-mac-scheduler.h:132
ns3::TypeId
a unique identifier for an interface.
Definition: type-id.h:59
NS_LOG_COMPONENT_DEFINE
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:205
ns3::FfMacCschedSapProvider::CschedLcConfigReqParameters::m_logicalChannelConfigList
std::vector< struct LogicalChannelConfigListElement_s > m_logicalChannelConfigList
logicalChannelConfigList
Definition: ff-mac-csched-sap.h:207
ns3::FfMacSchedSapUser::SchedUlConfigIndParameters::m_dciList
std::vector< struct UlDciListElement_s > m_dciList
DCI list.
Definition: ff-mac-sched-sap.h:310
ns3::FfMacCschedSapProvider::CschedLcConfigReqParameters
Parameters of the CSCHED_LC_CONFIG_REQ primitive.
Definition: ff-mac-csched-sap.h:203
ns3::FfMacSchedSapProvider::SchedDlRlcBufferReqParameters::m_logicalChannelIdentity
uint8_t m_logicalChannelIdentity
logical channel identity
Definition: ff-mac-sched-sap.h:62
ns3::UlDciListElement_s::m_aggrLevel
uint8_t m_aggrLevel
The aggregation level.
Definition: ff-mac-common.h:149
ns3::FfMacCschedSapProvider::CschedLcReleaseReqParameters::m_rnti
uint16_t m_rnti
RNTI.
Definition: ff-mac-csched-sap.h:218
NS_OBJECT_ENSURE_REGISTERED
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register an Object subclass with the TypeId system.
Definition: object-base.h:45
NS_ASSERT
#define NS_ASSERT(condition)
At runtime, in debugging builds, if this condition is not true, the program prints the source file,...
Definition: assert.h:67
ns3::TtaFfMacScheduler::LcActivePerFlow
unsigned int LcActivePerFlow(uint16_t rnti)
LC active per flow function.
Definition: tta-ff-mac-scheduler.cc:339
ns3::FfMacSchedSapProvider::SchedUlTriggerReqParameters::m_ulInfoList
std::vector< struct UlInfoListElement_s > m_ulInfoList
UL info list.
Definition: ff-mac-sched-sap.h:139
ns3::TtaFfMacScheduler::TransmissionModeConfigurationUpdate
void TransmissionModeConfigurationUpdate(uint16_t rnti, uint8_t txMode)
Transmission mode configuration update.
Definition: tta-ff-mac-scheduler.cc:1986
ns3::TtaFfMacScheduler::DoSchedDlRlcBufferReq
void DoSchedDlRlcBufferReq(const struct FfMacSchedSapProvider::SchedDlRlcBufferReqParameters &params)
Sched DL RLC buffer request function.
Definition: tta-ff-mac-scheduler.cc:284
ns3::BooleanValue
AttributeValue implementation for Boolean.
Definition: boolean.h:37
ns3::LteFfrSapUser
Service Access Point (SAP) offered by the eNodeB RRC instance to the Frequency Reuse algorithm instan...
Definition: lte-ffr-sap.h:139
ns3::FfMacSchedSapUser::SchedDlConfigInd
virtual void SchedDlConfigInd(const struct SchedDlConfigIndParameters &params)=0
SCHED_DL_CONFIG_IND.
ns3::FfMacSchedSapUser::SchedDlConfigIndParameters::m_nrOfPdcchOfdmSymbols
uint8_t m_nrOfPdcchOfdmSymbols
number of PDCCH OFDM symbols
Definition: ff-mac-sched-sap.h:299
ns3::TtaFfMacScheduler::DoCschedLcConfigReq
void DoCschedLcConfigReq(const struct FfMacCschedSapProvider::CschedLcConfigReqParameters &params)
CSched LC config request function.
Definition: tta-ff-mac-scheduler.cc:198
ns3::FfMacCschedSapProvider::CschedUeConfigReqParameters::m_rnti
uint16_t m_rnti
RNTI.
Definition: ff-mac-csched-sap.h:138
ns3::TtaFfMacScheduler::DoSchedUlNoiseInterferenceReq
void DoSchedUlNoiseInterferenceReq(const struct FfMacSchedSapProvider::SchedUlNoiseInterferenceReqParameters &params)
Sched UL noise interference request function.
Definition: tta-ff-mac-scheduler.cc:1622
ns3::UlCqi_s::SRS
@ SRS
Definition: ff-mac-common.h:507
ns3::TtaFfMacScheduler::HarqProcessAvailability
uint8_t HarqProcessAvailability(uint16_t rnti)
Return the availability of free process for the RNTI specified.
Definition: tta-ff-mac-scheduler.cc:362
ns3::FfMacScheduler
This abstract base class identifies the interface by means of which the helper object can plug on the...
Definition: ff-mac-scheduler.h:54
ns3::FfMacSchedSapProvider::SchedDlCqiInfoReqParameters
Parameters of the SCHED_DL_CQI_INFO_REQ primitive.
Definition: ff-mac-sched-sap.h:125
ns3::FfMacSchedSapProvider::SchedDlRachInfoReqParameters
Parameters of the SCHED_DL_RACH_INFO_REQ primitive.
Definition: ff-mac-sched-sap.h:113
ns3
Every class exported by the ns3 library is enclosed in the ns3 namespace.
ns3::DlHarqRlcPduListBuffer_t
std::vector< RlcPduList_t > DlHarqRlcPduListBuffer_t
vector of the 8 HARQ processes per UE
Definition: cqa-ff-mac-scheduler.h:56
ns3::TtaFfMacScheduler::m_rachAllocationMap
std::vector< uint16_t > m_rachAllocationMap
RACH allocation map.
Definition: tta-ff-mac-scheduler.h:381
ns3::TtaFfMacScheduler::m_dlHarqProcessesTimer
std::map< uint16_t, DlHarqProcessesTimer_t > m_dlHarqProcessesTimer
DL HARQ process timer.
Definition: tta-ff-mac-scheduler.h:366
ns3::UlCqi_s::PUCCH_2
@ PUCCH_2
Definition: ff-mac-common.h:510
ns3::DlHarqProcessesStatus_t
std::vector< uint8_t > DlHarqProcessesStatus_t
DL HARQ process status vector typedef.
Definition: cqa-ff-mac-scheduler.h:48
ns3::FfMacSchedSapProvider::SchedUlCqiInfoReqParameters
Parameters of the SCHED_UL_CQI_INFO_REQ primitive.
Definition: ff-mac-sched-sap.h:186
ns3::TtaFfMacScheduler::DoCschedCellConfigReq
void DoCschedCellConfigReq(const struct FfMacCschedSapProvider::CschedCellConfigReqParameters &params)
CSched cell config request function.
Definition: tta-ff-mac-scheduler.cc:146
ns3::TtaFfMacScheduler::m_ulHarqCurrentProcessId
std::map< uint16_t, uint8_t > m_ulHarqCurrentProcessId
UL HARQ current process ID.
Definition: tta-ff-mac-scheduler.h:371
ns3::UlDciListElement_s::m_tpc
int8_t m_tpc
Tx power control command.
Definition: ff-mac-common.h:153
ns3::FfMacSchedSapUser::SchedUlConfigIndParameters
Parameters of the SCHED_UL_CONFIG_IND primitive.
Definition: ff-mac-sched-sap.h:309
ns3::TtaFfMacScheduler::m_ulGrantMcs
uint8_t m_ulGrantMcs
MCS for UL grant (default 0)
Definition: tta-ff-mac-scheduler.h:382
ns3::TtaFfMacScheduler::m_allocationMaps
std::map< uint16_t, std::vector< uint16_t > > m_allocationMaps
Map of previous allocated UE per RBG (used to retrieve info from UL-CQI)
Definition: tta-ff-mac-scheduler.h:320
ns3::TtaFfMacScheduler::DoCschedUeReleaseReq
void DoCschedUeReleaseReq(const struct FfMacCschedSapProvider::CschedUeReleaseReqParameters &params)
CSched UE release request function.
Definition: tta-ff-mac-scheduler.cc:243
ns3::TtaFfMacScheduler::~TtaFfMacScheduler
virtual ~TtaFfMacScheduler()
Destructor.
Definition: tta-ff-mac-scheduler.cc:61
ns3::UlGrant_s::m_hopping
bool m_hopping
hopping?
Definition: ff-mac-common.h:269
ns3::TtaType0AllocationRbg
static const int TtaType0AllocationRbg[4]
TTA type 0 allocation RBG.
Definition: tta-ff-mac-scheduler.cc:39
ns3::TtaFfMacScheduler::m_flowStatsDl
std::set< uint16_t > m_flowStatsDl
Set of UE statistics (per RNTI basis) in downlink.
Definition: tta-ff-mac-scheduler.h:290
ns3::TtaFfMacScheduler::DoSchedDlMacBufferReq
void DoSchedDlMacBufferReq(const struct FfMacSchedSapProvider::SchedDlMacBufferReqParameters &params)
Sched DL MAC buffer request function.
Definition: tta-ff-mac-scheduler.cc:316
ns3::TtaFfMacScheduler::DoSchedDlPagingBufferReq
void DoSchedDlPagingBufferReq(const struct FfMacSchedSapProvider::SchedDlPagingBufferReqParameters &params)
Sched DL paging buffer request function.
Definition: tta-ff-mac-scheduler.cc:308
ns3::FfMacCschedSapProvider::CschedUeConfigReqParameters::m_transmissionMode
uint8_t m_transmissionMode
transmission mode
Definition: ff-mac-csched-sap.h:159
ns3::TtaFfMacScheduler::m_ueCqiTimers
std::map< uint16_t, uint32_t > m_ueCqiTimers
Map of UEs' timers on UL-CQI per RBG.
Definition: tta-ff-mac-scheduler.h:329
ns3::BuildRarListElement_s
See section 4.3.10 buildRARListElement.
Definition: ff-mac-common.h:279
ns3::FfMacSchedSapProvider::SchedUlCqiInfoReqParameters::m_vendorSpecificList
std::vector< struct VendorSpecificListElement_s > m_vendorSpecificList
vendor specific list
Definition: ff-mac-sched-sap.h:190
ns3::FfMacSchedSapProvider::SchedDlMacBufferReqParameters
Parameters of the SCHED_DL_MAC_BUFFER_REQ primitive.
Definition: ff-mac-sched-sap.h:89
ns3::FfMacSchedSapProvider::SchedDlRlcBufferReqParameters::m_rnti
uint16_t m_rnti
RNTI.
Definition: ff-mac-sched-sap.h:61
ns3::TtaFfMacScheduler::m_cqiTimersThreshold
uint32_t m_cqiTimersThreshold
Definition: tta-ff-mac-scheduler.h:352
ns3::SUCCESS
@ SUCCESS
Definition: ff-mac-common.h:62
ns3::TtaFfMacScheduler::SetLteFfrSapProvider
virtual void SetLteFfrSapProvider(LteFfrSapProvider *s)
Set the Provider part of the LteFfrSap that this Scheduler will interact with.
Definition: tta-ff-mac-scheduler.cc:134
ns3::TtaFfMacScheduler::m_flowStatsUl
std::set< uint16_t > m_flowStatsUl
Set of UE statistics (per RNTI basis)
Definition: tta-ff-mac-scheduler.h:295
ns3::FfMacCschedSapUser::CschedUeConfigCnfParameters
Parameters of the CSCHED_UE_CONFIG_CNF primitive.
Definition: ff-mac-csched-sap.h:308
ns3::DlDciListElement_s::m_resAlloc
uint8_t m_resAlloc
The type of resource allocation.
Definition: ff-mac-common.h:98
HARQ_DL_TIMEOUT
#define HARQ_DL_TIMEOUT
Definition: cqa-ff-mac-scheduler.h:43
ns3::TtaFfMacScheduler::m_ueCqi
std::map< uint16_t, std::vector< double > > m_ueCqi
Map of UEs' UL-CQI per RBG.
Definition: tta-ff-mac-scheduler.h:325
ns3::DlDciListElement_s
See section 4.3.1 dlDciListElement.
Definition: ff-mac-common.h:94
ns3::UlCqi_s::m_sinr
std::vector< uint16_t > m_sinr
SINR.
Definition: ff-mac-common.h:503
ns3::TtaFfMacScheduler::m_dlHarqCurrentProcessId
std::map< uint16_t, uint8_t > m_dlHarqCurrentProcessId
DL HARQ current process ID.
Definition: tta-ff-mac-scheduler.h:361
ns3::TtaFfMacScheduler::DoSchedUlTriggerReq
void DoSchedUlTriggerReq(const struct FfMacSchedSapProvider::SchedUlTriggerReqParameters &params)
Sched UL trigger request function.
Definition: tta-ff-mac-scheduler.cc:1261
ns3::MakeBooleanAccessor
Ptr< const AttributeAccessor > MakeBooleanAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method.
Definition: boolean.h:85
ns3::FfMacSchedSapProvider::SchedUlSrInfoReqParameters
Parameters of the SCHED_UL_SR_INFO_REQ primitive.
Definition: ff-mac-sched-sap.h:162
ns3::DlDciListElement_s::m_rnti
uint16_t m_rnti
RNTI.
Definition: ff-mac-common.h:95
ns3::FfMacSchedSapUser
FfMacSchedSapUser class.
Definition: ff-mac-sched-sap.h:281
ns3::DlHarqProcessesTimer_t
std::vector< uint8_t > DlHarqProcessesTimer_t
DL HARQ process timer vector typedef.
Definition: cqa-ff-mac-scheduler.h:50
ns3::TtaFfMacScheduler::SetFfMacSchedSapUser
virtual void SetFfMacSchedSapUser(FfMacSchedSapUser *s)
set the user part of the FfMacSchedSap that this Scheduler will interact with.
Definition: tta-ff-mac-scheduler.cc:116
ns3::TypeId::SetParent
TypeId SetParent(TypeId tid)
Set the parent TypeId.
Definition: type-id.cc:923
ns3::UlDciListElement_s::m_rnti
uint16_t m_rnti
RNTI.
Definition: ff-mac-common.h:142
ns3::FfMacSchedSapProvider::SchedUlCqiInfoReqParameters::m_ulCqi
struct UlCqi_s m_ulCqi
UL CQI.
Definition: ff-mac-sched-sap.h:188
ns3::FfMacSchedSapProvider::SchedDlRlcBufferReqParameters
Parameters of the API primitives.
Definition: ff-mac-sched-sap.h:60
ns3::TtaFfMacScheduler::m_ulHarqProcessesDciBuffer
std::map< uint16_t, UlHarqProcessesDciBuffer_t > m_ulHarqProcessesDciBuffer
UL HARQ process DCI buffer.
Definition: tta-ff-mac-scheduler.h:376
ns3::TtaFfMacScheduler::GetFfMacCschedSapProvider
virtual FfMacCschedSapProvider * GetFfMacCschedSapProvider()
Definition: tta-ff-mac-scheduler.cc:122
ns3::RlcPduListElement_s::m_size
uint16_t m_size
size
Definition: ff-mac-common.h:244
ns3::FfMacSchedSapProvider::SchedUlTriggerReqParameters::m_sfnSf
uint16_t m_sfnSf
sfn SF
Definition: ff-mac-sched-sap.h:138
ns3::FfMacCschedSapUser::CschedUeConfigUpdateIndParameters
Parameters of the CSCHED_UE_CONFIG_UPDATE_IND primitive.
Definition: ff-mac-csched-sap.h:360
ns3::FfMacSchedSapProvider::SchedDlTriggerReqParameters::m_sfnSf
uint16_t m_sfnSf
sfn SF
Definition: ff-mac-sched-sap.h:102
ns3::CqiListElement_s::P10
@ P10
Definition: ff-mac-common.h:490
ns3::TtaFfMacScheduler::m_schedSapProvider
FfMacSchedSapProvider * m_schedSapProvider
Sched SAP provider.
Definition: tta-ff-mac-scheduler.h:340
ns3::UlInfoListElement_s::NotOk
@ NotOk
Definition: ff-mac-common.h:310
ns3::UlDciListElement_s::m_cqiRequest
bool m_cqiRequest
CQI request.
Definition: ff-mac-common.h:154
ns3::TtaFfMacScheduler::TtaFfMacScheduler
TtaFfMacScheduler()
Constructor.
Definition: tta-ff-mac-scheduler.cc:51
ns3::FfMacSchedSapProvider::SchedDlCqiInfoReqParameters::m_cqiList
std::vector< struct CqiListElement_s > m_cqiList
CQI list.
Definition: ff-mac-sched-sap.h:127
ns3::FfMacScheduler::PUSCH_UL_CQI
@ PUSCH_UL_CQI
Definition: ff-mac-scheduler.h:64
ns3::Ptr
Smart pointer class similar to boost::intrusive_ptr.
Definition: ptr.h:74
ns3::UlCqi_s::PUSCH
@ PUSCH
Definition: ff-mac-common.h:508
ns3::RlcPduListElement_s
See section 4.3.9 rlcPDU_ListElement.
Definition: ff-mac-common.h:242
NS_FATAL_ERROR
#define NS_FATAL_ERROR(msg)
Report a fatal error with a message and terminate.
Definition: fatal-error.h:165
ns3::TtaFfMacScheduler::UpdateUlRlcBufferInfo
void UpdateUlRlcBufferInfo(uint16_t rnti, uint16_t size)
Update DL RLC buffer info function.
Definition: tta-ff-mac-scheduler.cc:1961
ns3::UlDciListElement_s::m_cceIndex
uint8_t m_cceIndex
Control Channel Element index.
Definition: ff-mac-common.h:148
ns3::TtaFfMacScheduler::SetFfMacCschedSapUser
virtual void SetFfMacCschedSapUser(FfMacCschedSapUser *s)
set the user part of the FfMacCschedSap that this Scheduler will interact with.
Definition: tta-ff-mac-scheduler.cc:110
ns3::TtaFfMacScheduler::m_ulHarqProcessesStatus
std::map< uint16_t, UlHarqProcessesStatus_t > m_ulHarqProcessesStatus
UL HARQ process status.
Definition: tta-ff-mac-scheduler.h:375
ns3::BuildDataListElement_s::m_rlcPduList
std::vector< std::vector< struct RlcPduListElement_s > > m_rlcPduList
RLC PDU list.
Definition: ff-mac-common.h:256
ns3::LteFlowId_t
LteFlowId structure.
Definition: lte-common.h:37
ns3::TtaFfMacScheduler::m_dlHarqProcessesStatus
std::map< uint16_t, DlHarqProcessesStatus_t > m_dlHarqProcessesStatus
DL HARQ process status.
Definition: tta-ff-mac-scheduler.h:365
ns3::TtaFfMacScheduler::m_harqOn
bool m_harqOn
m_harqOn when false inhibit the HARQ mechanisms (by default active)
Definition: tta-ff-mac-scheduler.h:360
bianchi11ax.k
int k
Definition: bianchi11ax.py:129
ns3::DlDciListElement_s::m_tbsSize
std::vector< uint16_t > m_tbsSize
The TBs size.
Definition: ff-mac-common.h:99
ns3::FfMacCschedSapUser::CschedUeConfigUpdateIndParameters::m_rnti
uint16_t m_rnti
RNTI.
Definition: ff-mac-csched-sap.h:361
ns3::UlDciListElement_s
See section 4.3.2 ulDciListElement.
Definition: ff-mac-common.h:141
ns3::TtaFfMacScheduler::RefreshDlCqiMaps
void RefreshDlCqiMaps(void)
Refresh DL CQI maps.
Definition: tta-ff-mac-scheduler.cc:1826
ns3::FfMacSchedSapProvider::SchedUlMacCtrlInfoReqParameters::m_macCeList
std::vector< struct MacCeListElement_s > m_macCeList
MAC CE list.
Definition: ff-mac-sched-sap.h:176
ns3::MacCeListElement_s::BSR
@ BSR
Definition: ff-mac-common.h:342
ns3::TtaFfMacScheduler::m_dlInfoListBuffered
std::vector< DlInfoListElement_s > m_dlInfoListBuffered
HARQ retx buffered.
Definition: tta-ff-mac-scheduler.h:369
ns3::CqiListElement_s::A30
@ A30
Definition: ff-mac-common.h:490
ns3::TtaFfMacScheduler::m_cschedSapUser
FfMacCschedSapUser * m_cschedSapUser
CSched SAP user.
Definition: tta-ff-mac-scheduler.h:337
ns3::TtaFfMacScheduler::GetLteFfrSapUser
virtual LteFfrSapUser * GetLteFfrSapUser()
Definition: tta-ff-mac-scheduler.cc:140
ns3::FfMacSchedSapProvider::SchedDlTriggerReqParameters::m_dlInfoList
std::vector< struct DlInfoListElement_s > m_dlInfoList
DL info list.
Definition: ff-mac-sched-sap.h:103
ns3::FfMacSchedSapProvider::SchedUlNoiseInterferenceReqParameters
Parameters of the SCHED_UL_NOISE_INTERFERENCE_REQ primitive.
Definition: ff-mac-sched-sap.h:149
ns3::RlcPduListElement_s::m_logicalChannelIdentity
uint8_t m_logicalChannelIdentity
logical channel identity
Definition: ff-mac-common.h:243
ns3::FfMacSchedSapProvider::SchedDlPagingBufferReqParameters
Parameters of the SCHED_DL_PAGING_BUFFER_REQ primitive.
Definition: ff-mac-sched-sap.h:77
NS_LOG_INFO
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
Definition: log.h:281
ns3::LteFfrSapProvider
Service Access Point (SAP) offered by the Frequency Reuse algorithm instance to the MAC Scheduler ins...
Definition: lte-ffr-sap.h:40
ns3::TtaFfMacScheduler::m_rlcBufferReq
std::map< LteFlowId_t, FfMacSchedSapProvider::SchedDlRlcBufferReqParameters > m_rlcBufferReq
Vectors of UE's LC info.
Definition: tta-ff-mac-scheduler.h:284
ns3::UlDciListElement_s::m_rbStart
uint8_t m_rbStart
start
Definition: ff-mac-common.h:143
ns3::TtaFfMacScheduler::EstimateUlSinr
double EstimateUlSinr(uint16_t rnti, uint16_t rb)
Estimate UL SINR function.
Definition: tta-ff-mac-scheduler.cc:1230
ns3::UlGrant_s::m_tpc
int8_t m_tpc
Tx power control command.
Definition: ff-mac-common.h:270
ns3::FfMacCschedSapProvider
Provides the CSCHED SAP.
Definition: ff-mac-csched-sap.h:46
ns3::TtaFfMacScheduler::DoCschedLcReleaseReq
void DoCschedLcReleaseReq(const struct FfMacCschedSapProvider::CschedLcReleaseReqParameters &params)
CSched LC release request function.
Definition: tta-ff-mac-scheduler.cc:218
ns3::BuildRarListElement_s::m_rnti
uint16_t m_rnti
RNTI.
Definition: ff-mac-common.h:280
ns3::FfMacSchedSapUser::SchedUlConfigInd
virtual void SchedUlConfigInd(const struct SchedUlConfigIndParameters &params)=0
SCHED_UL_CONFIG_IND.
ns3::MakeBooleanChecker
Ptr< const AttributeChecker > MakeBooleanChecker(void)
Definition: boolean.cc:121
ns3::UlDciListElement_s::m_freqHopping
uint8_t m_freqHopping
freq hopping
Definition: ff-mac-common.h:157
ns3::UlDciListElement_s::m_ulIndex
uint8_t m_ulIndex
UL index.
Definition: ff-mac-common.h:155
ns3::FfMacCschedSapProvider::CschedUeReleaseReqParameters::m_rnti
uint16_t m_rnti
RNTI.
Definition: ff-mac-csched-sap.h:231
ns3::UlDciListElement_s::m_ndi
uint8_t m_ndi
NDI.
Definition: ff-mac-common.h:147
ns3::TtaFfMacScheduler::m_cschedSapProvider
FfMacCschedSapProvider * m_cschedSapProvider
CSched SAP provider.
Definition: tta-ff-mac-scheduler.h:339
ns3::TtaFfMacScheduler::m_ffrSapProvider
LteFfrSapProvider * m_ffrSapProvider
FFR SAP provider.
Definition: tta-ff-mac-scheduler.h:344
NS_ABORT_MSG_IF
#define NS_ABORT_MSG_IF(cond, msg)
Abnormal program termination if a condition is true, with a message.
Definition: abort.h:108
ns3::LteFfConverter::fpS11dot3toDouble
static double fpS11dot3toDouble(uint16_t val)
Convert from fixed point S11.3 notation to double.
Definition: lte-common.cc:155
NS_ASSERT_MSG
#define NS_ASSERT_MSG(condition, message)
At runtime, in debugging builds, if this condition is not true, the program prints the message to out...
Definition: assert.h:88
ns3::FfMacCschedSapProvider::CschedLcReleaseReqParameters::m_logicalChannelIdentity
std::vector< uint8_t > m_logicalChannelIdentity
logical channel identity
Definition: ff-mac-csched-sap.h:220
ns3::UlCqi_s::PUCCH_1
@ PUCCH_1
Definition: ff-mac-common.h:509
ns3::UlGrant_s::m_rbLen
uint8_t m_rbLen
length
Definition: ff-mac-common.h:266
ns3::BuildRarListElement_s::m_grant
UlGrant_s m_grant
grant
Definition: ff-mac-common.h:282
ns3::FfMacSchedSapProvider::SchedDlTriggerReqParameters
Parameters of the SCHED_DL_TRIGGER_REQ primitive.
Definition: ff-mac-sched-sap.h:101
ns3::UlGrant_s::m_cqiRequest
bool m_cqiRequest
CQI request?
Definition: ff-mac-common.h:271
ns3::TtaFfMacScheduler::MemberCschedSapProvider< TtaFfMacScheduler >
friend class MemberCschedSapProvider< TtaFfMacScheduler >
allow MemberCschedSapProvider<TtaFfMacScheduler> class friend access
Definition: tta-ff-mac-scheduler.h:98
ns3::TtaFfMacScheduler::m_ceBsrRxed
std::map< uint16_t, uint32_t > m_ceBsrRxed
Map of UE's buffer status reports received.
Definition: tta-ff-mac-scheduler.h:334
ns3::FfMacCschedSapProvider::CschedCellConfigReqParameters::m_dlBandwidth
uint16_t m_dlBandwidth
DL badnwidth.
Definition: ff-mac-csched-sap.h:88
NS_LOG_LOGIC
#define NS_LOG_LOGIC(msg)
Use NS_LOG to output a message of level LOG_LOGIC.
Definition: log.h:289
ns3::TtaFfMacScheduler::DoSchedUlSrInfoReq
void DoSchedUlSrInfoReq(const struct FfMacSchedSapProvider::SchedUlSrInfoReqParameters &params)
Sched UL SR info request function.
Definition: tta-ff-mac-scheduler.cc:1629
NS_LOG_ERROR
#define NS_LOG_ERROR(msg)
Use NS_LOG to output a message of level LOG_ERROR.
Definition: log.h:257
ns3::TtaFfMacScheduler::m_schedSapUser
FfMacSchedSapUser * m_schedSapUser
Sched SAP user.
Definition: tta-ff-mac-scheduler.h:338
ns3::FfMacCschedSapProvider::CschedUeConfigReqParameters
Parameters of the CSCHED_UE_CONFIG_REQ primitive.
Definition: ff-mac-csched-sap.h:137
ns3::FfMacSchedSapProvider::SchedUlCqiInfoReqParameters::m_sfnSf
uint16_t m_sfnSf
sfn SF
Definition: ff-mac-sched-sap.h:187
ns3::BuildDataListElement_s::m_rnti
uint16_t m_rnti
RNTI.
Definition: ff-mac-common.h:253
ns3::FfMacCschedSapUser::CschedUeConfigCnfParameters::m_result
enum Result_e m_result
result
Definition: ff-mac-csched-sap.h:310
ns3::FfMacCschedSapProvider::CschedLcConfigReqParameters::m_rnti
uint16_t m_rnti
RNTI.
Definition: ff-mac-csched-sap.h:204
ns3::UlDciListElement_s::m_ueTxAntennaSelection
uint8_t m_ueTxAntennaSelection
UE antenna selection.
Definition: ff-mac-common.h:150
ns3::FfMacSchedSapProvider::SchedUlMacCtrlInfoReqParameters
Parameters of the SCHED_UL_MAC_CTRL_INFO_REQ primitive.
Definition: ff-mac-sched-sap.h:174
ns3::TtaFfMacScheduler::m_amc
Ptr< LteAmc > m_amc
AMC.
Definition: tta-ff-mac-scheduler.h:279
ns3::TtaFfMacScheduler::UpdateHarqProcessId
uint8_t UpdateHarqProcessId(uint16_t rnti)
Update and return a new process Id for the RNTI specified.
Definition: tta-ff-mac-scheduler.cc:395
ns3::TtaFfMacScheduler::RefreshUlCqiMaps
void RefreshUlCqiMaps(void)
Refresh UL CQI maps.
Definition: tta-ff-mac-scheduler.cc:1879
ns3::UlCqi_s::PRACH
@ PRACH
Definition: ff-mac-common.h:511
ns3::UlGrant_s::m_ulDelay
bool m_ulDelay
UL delay?
Definition: ff-mac-common.h:272
ns3::FfMacSchedSapUser::SchedDlConfigIndParameters::m_buildDataList
std::vector< struct BuildDataListElement_s > m_buildDataList
build data list
Definition: ff-mac-sched-sap.h:295
ns3::TtaFfMacScheduler::m_p10CqiRxed
std::map< uint16_t, uint8_t > m_p10CqiRxed
Map of UE's DL CQI P01 received.
Definition: tta-ff-mac-scheduler.h:301
ns3::BufferSizeLevelBsr::BsrId2BufferSize
static uint32_t BsrId2BufferSize(uint8_t val)
Convert BSR ID to buffer size.
Definition: lte-common.cc:184
NS_LOG_DEBUG
#define NS_LOG_DEBUG(msg)
Use NS_LOG to output a message of level LOG_DEBUG.
Definition: log.h:273
ns3::FfMacCschedSapUser::CschedUeConfigUpdateIndParameters::m_transmissionMode
uint8_t m_transmissionMode
transmission mode
Definition: ff-mac-csched-sap.h:362
ns3::DlDciListElement_s::m_mcs
std::vector< uint8_t > m_mcs
MCS.
Definition: ff-mac-common.h:100
ns3::FfMacCschedSapUser::CschedUeConfigCnf
virtual void CschedUeConfigCnf(const struct CschedUeConfigCnfParameters &params)=0
CSCHED_UE_CONFIG_CNF.
ns3::UlGrant_s::m_tbSize
uint16_t m_tbSize
size
Definition: ff-mac-common.h:267
ns3::DlHarqProcessesDciBuffer_t
std::vector< DlDciListElement_s > DlHarqProcessesDciBuffer_t
DL HARQ process DCI buffer vector typedef.
Definition: cqa-ff-mac-scheduler.h:52
NO_SINR
#define NO_SINR
Definition: cqa-ff-mac-scheduler.h:41
ns3::UlHarqProcessesDciBuffer_t
std::vector< UlDciListElement_s > UlHarqProcessesDciBuffer_t
UL HARQ process DCI buffer vector.
Definition: cqa-ff-mac-scheduler.h:58
ns3::UlDciListElement_s::m_hopping
bool m_hopping
hopping?
Definition: ff-mac-common.h:151
ns3::FfMacSchedSapProvider::SchedUlTriggerReqParameters
Parameters of the SCHED_UL_TRIGGER_REQ primitive.
Definition: ff-mac-sched-sap.h:137
ns3::TtaFfMacScheduler::GetRbgSize
int GetRbgSize(int dlbandwidth)
Get RBG size function.
Definition: tta-ff-mac-scheduler.cc:324
ns3::FfMacCschedSapUser::CschedUeConfigUpdateInd
virtual void CschedUeConfigUpdateInd(const struct CschedUeConfigUpdateIndParameters &params)=0
CSCHED_UE_UPDATE_IND.
ns3::TtaFfMacScheduler::m_a30CqiTimers
std::map< uint16_t, uint32_t > m_a30CqiTimers
Map of UE's timers on DL CQI A30 received.
Definition: tta-ff-mac-scheduler.h:314
ns3::UlDciListElement_s::m_mcs
uint8_t m_mcs
MCS.
Definition: ff-mac-common.h:146
ns3::UlDciListElement_s::m_rbLen
uint8_t m_rbLen
length
Definition: ff-mac-common.h:144
ns3::TtaFfMacScheduler::DoSchedUlCqiInfoReq
void DoSchedUlCqiInfoReq(const struct FfMacSchedSapProvider::SchedUlCqiInfoReqParameters &params)
Sched UL CQI info request function.
Definition: tta-ff-mac-scheduler.cc:1680
ns3::TtaFfMacScheduler::m_a30CqiRxed
std::map< uint16_t, SbMeasResult_s > m_a30CqiRxed
Map of UE's DL CQI A30 received.
Definition: tta-ff-mac-scheduler.h:310
ns3::TtaFfMacScheduler::m_rachList
std::vector< struct RachListElement_s > m_rachList
RACH list.
Definition: tta-ff-mac-scheduler.h:380
ns3::TtaFfMacScheduler::m_dlHarqProcessesDciBuffer
std::map< uint16_t, DlHarqProcessesDciBuffer_t > m_dlHarqProcessesDciBuffer
DL HARQ process DCI buffer.
Definition: tta-ff-mac-scheduler.h:367
ns3::FfMacCschedSapProvider::CschedLcReleaseReqParameters
Parameters of the CSCHED_LC_RELEASE_REQ primitive.
Definition: ff-mac-csched-sap.h:217
NS_LOG_FUNCTION
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by ",...
Definition: log-macros-enabled.h:244
HARQ_PROC_NUM
#define HARQ_PROC_NUM
Definition: cqa-ff-mac-scheduler.h:42
ns3::FfMacCschedSapUser
FfMacCschedSapUser class.
Definition: ff-mac-csched-sap.h:284
ns3::TtaFfMacScheduler::m_nextRntiUl
uint16_t m_nextRntiUl
RNTI of the next user to be served next scheduling in UL.
Definition: tta-ff-mac-scheduler.h:350
ns3::UlGrant_s::m_rbStart
uint8_t m_rbStart
start
Definition: ff-mac-common.h:265
HARQ_PERIOD
#define HARQ_PERIOD
Definition: lte-common.h:30
ns3::TtaFfMacScheduler::UpdateDlRlcBufferInfo
void UpdateDlRlcBufferInfo(uint16_t rnti, uint8_t lcid, uint16_t size)
Update DL RLC buffer info function.
Definition: tta-ff-mac-scheduler.cc:1909
ns3::UintegerValue
Hold an unsigned integer type.
Definition: uinteger.h:44
ns3::FfMacCschedSapProvider::CschedCellConfigReqParameters
Parameters of the API primitives.
Definition: ff-mac-csched-sap.h:59
ns3::DlDciListElement_s::m_tpc
uint8_t m_tpc
Tx power control command.
Definition: ff-mac-common.h:111
ns3::TtaFfMacScheduler::DoDispose
virtual void DoDispose(void)
Destructor implementation.
Definition: tta-ff-mac-scheduler.cc:67
ns3::UlDciListElement_s::m_n2Dmrs
uint8_t m_n2Dmrs
n2 DMRS
Definition: ff-mac-common.h:152
ns3::TtaFfMacScheduler::RefreshHarqProcesses
void RefreshHarqProcesses()
Refresh HARQ processes according to the timers.
Definition: tta-ff-mac-scheduler.cc:436
ns3::TtaFfMacScheduler::m_ffrSapUser
LteFfrSapUser * m_ffrSapUser
FFR SAP user.
Definition: tta-ff-mac-scheduler.h:343
ns3::TtaFfMacScheduler::DoSchedDlCqiInfoReq
void DoSchedDlCqiInfoReq(const struct FfMacSchedSapProvider::SchedDlCqiInfoReqParameters &params)
Sched DL CQI info request function.
Definition: tta-ff-mac-scheduler.cc:1169
ns3::TtaFfMacScheduler::MemberSchedSapProvider< TtaFfMacScheduler >
friend class MemberSchedSapProvider< TtaFfMacScheduler >
allow MemberSchedSapProvider<TtaFfMacScheduler> class friend access
Definition: tta-ff-mac-scheduler.h:100
ns3::UlDciListElement_s::m_pdcchPowerOffset
int8_t m_pdcchPowerOffset
CCH power offset.
Definition: ff-mac-common.h:158
ns3::TtaFfMacScheduler::m_dlHarqProcessesRlcPduListBuffer
std::map< uint16_t, DlHarqRlcPduListBuffer_t > m_dlHarqProcessesRlcPduListBuffer
DL HARQ process RLC PDU list buffer.
Definition: tta-ff-mac-scheduler.h:368
ns3::UlGrant_s::m_mcs
uint8_t m_mcs
MCS.
Definition: ff-mac-common.h:268
ns3::MakeUintegerAccessor
Ptr< const AttributeAccessor > MakeUintegerAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method.
Definition: uinteger.h:45
ns3::TtaFfMacScheduler::DoSchedDlRachInfoReq
void DoSchedDlRachInfoReq(const struct FfMacSchedSapProvider::SchedDlRachInfoReqParameters &params)
Sched DL RACH info request function.
Definition: tta-ff-mac-scheduler.cc:1159
ns3::TtaFfMacScheduler
Implements the SCHED SAP and CSCHED SAP for a Throughput to Average scheduler.
Definition: tta-ff-mac-scheduler.h:65
ns3::TtaFfMacScheduler::m_cschedCellConfig
FfMacCschedSapProvider::CschedCellConfigReqParameters m_cschedCellConfig
CSched cell config.
Definition: tta-ff-mac-scheduler.h:347
ns3::FfMacSchedSapProvider::SchedDlRachInfoReqParameters::m_rachList
std::vector< struct RachListElement_s > m_rachList
RACH list.
Definition: ff-mac-sched-sap.h:115
ns3::TransmissionModesLayers::TxMode2LayerNum
static uint8_t TxMode2LayerNum(uint8_t txMode)
Transmit mode 2 layer number.
Definition: lte-common.cc:212
ns3::DlDciListElement_s::m_rbBitmap
uint32_t m_rbBitmap
RB bitmap.
Definition: ff-mac-common.h:96
SRS_CQI_RNTI_VSP
#define SRS_CQI_RNTI_VSP
Definition: lte-vendor-specific-parameters.h:27
ns3::TtaFfMacScheduler::GetFfMacSchedSapProvider
virtual FfMacSchedSapProvider * GetFfMacSchedSapProvider()
Definition: tta-ff-mac-scheduler.cc:128
ns3::UlGrant_s::m_rnti
uint16_t m_rnti
RNTI.
Definition: ff-mac-common.h:264
ns3::DlDciListElement_s::m_ndi
std::vector< uint8_t > m_ndi
New data indicator.
Definition: ff-mac-common.h:101
ns3::FfMacCschedSapProvider::CschedCellConfigReqParameters::m_ulBandwidth
uint16_t m_ulBandwidth
UL bandwidth.
Definition: ff-mac-csched-sap.h:87
ns3::BuildDataListElement_s
See section 4.3.8 builDataListElement.
Definition: ff-mac-common.h:252
ns3::DlInfoListElement_s::NACK
@ NACK
Definition: ff-mac-common.h:436
ns3::TtaFfMacScheduler::DoSchedUlMacCtrlInfoReq
void DoSchedUlMacCtrlInfoReq(const struct FfMacSchedSapProvider::SchedUlMacCtrlInfoReqParameters &params)
Sched UL MAC control info request function.
Definition: tta-ff-mac-scheduler.cc:1636
ns3::BuildDataListElement_s::m_dci
struct DlDciListElement_s m_dci
DCI.
Definition: ff-mac-common.h:254
ns3::FfMacScheduler::SRS_UL_CQI
@ SRS_UL_CQI
Definition: ff-mac-scheduler.h:63
ns3::TtaFfMacScheduler::m_p10CqiTimers
std::map< uint16_t, uint32_t > m_p10CqiTimers
Map of UE's timers on DL CQI P01 received.
Definition: tta-ff-mac-scheduler.h:305
ns3::DlDciListElement_s::m_rv
std::vector< uint8_t > m_rv
Redundancy version.
Definition: ff-mac-common.h:102
ns3::UlDciListElement_s::m_dai
uint8_t m_dai
DL assignment index.
Definition: ff-mac-common.h:156
ns3::FfMacSchedSapProvider
Provides the SCHED SAP.
Definition: ff-mac-sched-sap.h:47
ns3::UlHarqProcessesStatus_t
std::vector< uint8_t > UlHarqProcessesStatus_t
UL HARQ process status vector.
Definition: cqa-ff-mac-scheduler.h:60
ns3::TtaFfMacScheduler::DoCschedUeConfigReq
void DoCschedUeConfigReq(const struct FfMacCschedSapProvider::CschedUeConfigReqParameters &params)
CSched UE config request function.
Definition: tta-ff-mac-scheduler.cc:159
ns3::UlDciListElement_s::m_tbSize
uint16_t m_tbSize
size
Definition: ff-mac-common.h:145
ns3::FfMacSchedSapUser::SchedDlConfigIndParameters
Parameters of the API primitives.
Definition: ff-mac-sched-sap.h:294
ns3::TtaFfMacScheduler::m_uesTxMode
std::map< uint16_t, uint8_t > m_uesTxMode
txMode of the UEs
Definition: tta-ff-mac-scheduler.h:354
ns3::DlDciListElement_s::m_harqProcess
uint8_t m_harqProcess
HARQ process.
Definition: ff-mac-common.h:112
ns3::TtaFfMacScheduler::GetTypeId
static TypeId GetTypeId(void)
Get the type ID.
Definition: tta-ff-mac-scheduler.cc:82
ns3::TtaFfMacScheduler::DoSchedDlTriggerReq
void DoSchedDlTriggerReq(const struct FfMacSchedSapProvider::SchedDlTriggerReqParameters &params)
Sched DL trigger request function.
Definition: tta-ff-mac-scheduler.cc:469