n300 fixes 50 MHz configuration

cmake_targets/tools/build_helper

@@ -113,6 +113,7 @@ check_supported_distribution() {
         "rhel7.6")     return 0 ;;
         "rhel7.7")     return 0 ;;
         "rhel7.8")     return 0 ;;
+        "rhel7.9")     return 0 ;;
         "rhel8.2")     return 0 ;;
         "rhel8.3")     return 0 ;;
         "rhel8.4")     return 0 ;;

executables/nr-ru.c

@@ -861,6 +861,17 @@ void fill_rf_config(RU_t *ru, char *rf_config_file) {
         cfg->tx_bw = 40e6;
         cfg->rx_bw = 40e6;
       }
+    } else if(N_RB == 133) {
+      if (fp->threequarter_fs) {
+	AssertFatal(1==0,"N_RB %d cannot use 3/4 sampling\n",N_RB);
+      }
+      else {
+        cfg->sample_rate=61.44e6;
+        cfg->samples_per_frame = 614400;
+        cfg->tx_bw = 50e6;
+        cfg->rx_bw = 50e6;
+      }
+
     } else {
       AssertFatal(0==1,"N_RB %d not yet supported for numerology %d\n",N_RB,mu);
     }

openair1/SCHED_NR/phy_procedures_nr_gNB.c

@@ -380,6 +380,7 @@ void nr_fill_indication(PHY_VARS_gNB *gNB, int frame, int slot_rx, int ULSCH_id,
   // scale the 16 factor in N_TA calculation in 38.213 section 4.2 according to the used FFT size
   switch (gNB->frame_parms.N_RB_DL) {
     case 106: timing_advance_update /= 16; break;
+    case 133: timing_advance_update /= 16; break;
     case 217: timing_advance_update /= 32; break;
     case 245: timing_advance_update /= 32; break;
     case 273: timing_advance_update /= 32; break;

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c

@@ -753,6 +753,21 @@ void nr_schedule_ue_spec(module_id_t module_id,
           current_harq_pid,
           harq->round,
           harq->ndi);
+    if ((get_softmodem_params()->phy_test == 1) && (frame&127) == 0) 
+      LOG_D(MAC,
+            "%4d.%2d RNTI %04x start %d RBs %d startSymbol %d nb_symbsol %d MCS %d TBS %d (%f Mbps) HARQ PID %d round %d NDI %d\n",
+            frame,
+            slot,
+            rnti,
+            sched_ctrl->rbStart,
+            sched_ctrl->rbSize,
+            startSymbolIndex,
+            nrOfSymbols,
+            sched_ctrl->mcs,
+            TBS,((double)TBS)*(1<<scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.subcarrierSpacing))/1000,
+            current_harq_pid,
+            harq->round,
+            harq->ndi);
 
     NR_BWP_Downlink_t *bwp = sched_ctrl->active_bwp;
     AssertFatal(bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList,

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c

@@ -370,6 +370,8 @@ void nr_preprocessor_phytest(module_id_t module_id,
   /* mark the corresponding RBs as used */
   for (int rb = 0; rb < sched_ctrl->rbSize; rb++)
     vrb_map[rb + sched_ctrl->rbStart] = 1;
+
+  if ((frame&127) == 0) LOG_I(MAC,"phytest: %d.%d DL mcs %d, DL rbStart %d, DL rbSize %d\n", frame, slot, sched_ctrl->mcs, rbStart,rbSize);
 }
 
 bool nr_ul_preprocessor_phytest(module_id_t module_id,

openair2/LAYER2/nr_rlc/nr_rlc_oai_api.c

@@ -38,6 +38,7 @@
 
 #include <stdint.h>
 
+#include <executables/softmodem-common.h>
 static nr_rlc_ue_manager_t *nr_rlc_ue_manager;
 
 /* TODO: handle time a bit more properly */
@@ -250,7 +251,7 @@ mac_rlc_status_resp_t mac_rlc_status_ind(
                         + buf_stat.retx_size
                         + buf_stat.tx_size;
   } else {
-    LOG_W(RLC, "[%s] Radio Bearer (channel ID %d) is NULL for UE with rntiP %x\n", __FUNCTION__, channel_idP, rntiP);
+    if (get_softmodem_params()->phy_test == 0) LOG_W(RLC, "[%s] Radio Bearer (channel ID %d) is NULL for UE with rntiP %x\n", __FUNCTION__, channel_idP, rntiP);
     ret.bytes_in_buffer = 0;
   }