Fix for TBS = 84

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_bch.c

@@ -296,7 +296,9 @@ void schedule_control_sib1(module_id_t module_id,
     TBS = nr_compute_tbs(nr_get_Qm_dl(gNB_mac->sched_ctrlCommon->mcs, gNB_mac->sched_ctrlCommon->mcsTableIdx),
                          nr_get_code_rate_dl(gNB_mac->sched_ctrlCommon->mcs, gNB_mac->sched_ctrlCommon->mcsTableIdx),
                          rbSize, nrOfSymbols, N_PRB_DMRS * dmrs_length,0, 0,1) >> 3;
-  } while ( (rbStart + rbSize < bwpSize && !vrb_map[rbStart + rbSize] && TBS < gNB_mac->sched_ctrlCommon->num_total_bytes) || (TBS%8!=0) );
+
+    // FIXME: Something is not working in nr_modulation() for TBS = 84, so we need to skip it
+  } while ( (rbStart + rbSize < bwpSize && !vrb_map[rbStart + rbSize] && TBS < gNB_mac->sched_ctrlCommon->num_total_bytes) || (TBS==84) );
 
   gNB_mac->sched_ctrlCommon->rbSize = rbSize;
   gNB_mac->sched_ctrlCommon->rbStart = 0;
@@ -305,6 +307,7 @@ void schedule_control_sib1(module_id_t module_id,
   LOG_D(MAC,"startSymbolIndex = %i\n", startSymbolIndex);
   LOG_D(MAC,"nrOfSymbols = %i\n", nrOfSymbols);
   LOG_D(MAC,"rbSize = %i\n", gNB_mac->sched_ctrlCommon->rbSize);
+  LOG_D(MAC,"TBS = %i\n", TBS);
 
   // Mark the corresponding RBs as used
   for (int rb = 0; rb < gNB_mac->sched_ctrlCommon->rbSize; rb++) {