also fixing PRACH issue in UE + config files

openair2/LAYER2/NR_MAC_UE/config_ue.c

@@ -203,13 +203,15 @@ void config_common_ue(NR_UE_MAC_INST_t *mac,
   lte_frame_type_t frame_type;
   uint16_t band;
   int32_t offset;
+  frequency_range_t frequency_range;
 
   get_band((uint64_t)(cfg->carrier_config.dl_frequency)*1000,
            &band,
            &offset,
            &frame_type);
 
-
+  frequency_range = band<100?FR1:FR2;
+ 
   // cell config
 
   cfg->cell_config.phy_cell_id = *scc->physCellId;
@@ -317,7 +319,7 @@ void config_common_ue(NR_UE_MAC_INST_t *mac,
 
     cfg->prach_config.num_prach_fd_occasions_list[i].k1 = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.msg1_FrequencyStart;
     cfg->prach_config.num_prach_fd_occasions_list[i].prach_zero_corr_conf = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.zeroCorrelationZoneConfig;
-    cfg->prach_config.num_prach_fd_occasions_list[i].num_root_sequences = compute_nr_root_seq(scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup, nb_preambles, frame_type);
+    cfg->prach_config.num_prach_fd_occasions_list[i].num_root_sequences = compute_nr_root_seq(scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup, nb_preambles, frame_type,frequency_range);
     //cfg->prach_config.num_prach_fd_occasions_list[i].num_unused_root_sequences = ???
   }
 

openair2/RRC/NR/rrc_gNB_reconfig.c

@@ -928,7 +928,7 @@ void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellco
  NR_PUCCH_Resource_t *pucchres2=calloc(1,sizeof(*pucchres2));
  NR_PUCCH_Resource_t *pucchres3=calloc(1,sizeof(*pucchres3));
  pucchres0->pucch_ResourceId=1;
- pucchres0->startingPRB=48;
+ pucchres0->startingPRB=8;
  pucchres0->intraSlotFrequencyHopping=NULL;
  pucchres0->secondHopPRB=NULL;
  pucchres0->format.present= NR_PUCCH_Resource__format_PR_format0;
@@ -939,7 +939,7 @@ void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellco
  ASN_SEQUENCE_ADD(&pucch_Config->resourceToAddModList->list,pucchres0);
 
  pucchres1->pucch_ResourceId=2;
- pucchres1->startingPRB=48;
+ pucchres1->startingPRB=8;
  pucchres1->intraSlotFrequencyHopping=NULL;
  pucchres1->secondHopPRB=NULL;
  pucchres1->format.present= NR_PUCCH_Resource__format_PR_format0;
@@ -950,23 +950,23 @@ void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellco
  ASN_SEQUENCE_ADD(&pucch_Config->resourceToAddModList->list,pucchres1);
 
  pucchres2->pucch_ResourceId=3;
- pucchres2->startingPRB=40;
+ pucchres2->startingPRB=0;
  pucchres2->intraSlotFrequencyHopping=NULL;
  pucchres2->secondHopPRB=NULL;
  pucchres2->format.present= NR_PUCCH_Resource__format_PR_format2;
  pucchres2->format.choice.format2=calloc(1,sizeof(*pucchres2->format.choice.format2));
- pucchres2->format.choice.format2->nrofPRBs=4;
+ pucchres2->format.choice.format2->nrofPRBs=8;
  pucchres2->format.choice.format2->nrofSymbols=1;
  pucchres2->format.choice.format2->startingSymbolIndex=13;
  ASN_SEQUENCE_ADD(&pucch_Config->resourceToAddModList->list,pucchres2);
 
  pucchres3->pucch_ResourceId=4;
- pucchres3->startingPRB=40;
+ pucchres3->startingPRB=0;
  pucchres3->intraSlotFrequencyHopping=NULL;
  pucchres3->secondHopPRB=NULL;
  pucchres3->format.present= NR_PUCCH_Resource__format_PR_format2;
  pucchres3->format.choice.format2=calloc(1,sizeof(*pucchres3->format.choice.format2));
- pucchres3->format.choice.format2->nrofPRBs=4;
+ pucchres3->format.choice.format2->nrofPRBs=8;
  pucchres3->format.choice.format2->nrofSymbols=1;
  pucchres3->format.choice.format2->startingSymbolIndex=12;
  ASN_SEQUENCE_ADD(&pucch_Config->resourceToAddModList->list,pucchres3);

targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band257.tm1.32PRB.usrpx300.conf

@@ -71,6 +71,11 @@ gNBs =
              initialDLBWPmappingType_2           = 0;
              #this is SS=1,L=12 
              initialDLBWPstartSymbolAndLength_2  = 54;
+
+             initialDLBWPk0_3                    = 0;
+             initialDLBWPmappingType_3           = 0;
+             #this is SS=1,L=4 //5 (4 is for 43, 5 is for 57)
+             initialDLBWPstartSymbolAndLength_3  = 57; //43; //57;
   #uplinkConfigCommon 
      #frequencyInfoUL
       ul_frequencyBand                                                 = 257;
@@ -89,7 +94,7 @@ gNBs =
         initialULBWPsubcarrierSpacing                                           = 3;
       #rach-ConfigCommon
         #rach-ConfigGeneric
-          prach_ConfigurationIndex                                  = 98;
+          prach_ConfigurationIndex                                  = 52;
 #prach_msg1_FDM
 #0 = one, 1=two, 2=four, 3=eight
           prach_msg1_FDM                                            = 0;
@@ -103,12 +108,12 @@ gNBs =
         powerRampingStep                                            = 1;
 #ra_ReponseWindow
 #1,2,4,8,10,20,40,80
-        ra_ResponseWindow                                           = 4;
+        ra_ResponseWindow                                           = 7;
 #ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR
-#1=oneeighth,2=onefourth,3=half,4=one,5=two,6=four,7=eight,8=sixteen
+#0=oneeighth,1=onefourth,2=half,3=one,4=two,5=four,6=eight,7=sixteen
         ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR                = 4;
 #oneHalf (0..15) 4,8,12,16,...60,64
-        ssb_perRACH_OccasionAndCB_PreamblesPerSSB                   = 15;
+        ssb_perRACH_OccasionAndCB_PreamblesPerSSB                   = 7;
 #ra_ContentionResolutionTimer
 #(0..7) 8,16,24,32,40,48,56,64
         ra_ContentionResolutionTimer                                = 7;
@@ -119,22 +124,26 @@ gNBs =
         prach_RootSequenceIndex                                     = 1;
         # SCS for msg1, can only be 15 for 30 kHz < 6 GHz, takes precendence over the one derived from prach-ConfigIndex
         #  
-        msg1_SubcarrierSpacing                                      = 1,
+        msg1_SubcarrierSpacing                                      = 3,
 
 # restrictedSetConfig
 # 0=unrestricted, 1=restricted type A, 2=restricted type B
         restrictedSetConfig                                         = 0,
       # pusch-ConfigCommon (up to 16 elements)
-        initialULBWPk2_0                      = 2;
+        initialULBWPk2_0                      = 6;
         initialULBWPmappingType_0             = 1
         # this is SS=0 L=11
         initialULBWPstartSymbolAndLength_0    = 55;
- 	
-	initialULBWPk2_1                      = 2;
+
+        initialULBWPk2_1                      = 6;
         initialULBWPmappingType_1             = 1;
         # this is SS=0 L=12
         initialULBWPstartSymbolAndLength_1    = 69;
 
+        initialULBWPk2_2                      = 7;
+        initialULBWPmappingType_2             = 1;
+        # this is SS=10 L=4
+        initialULBWPstartSymbolAndLength_2    = 52;
 
         msg3_DeltaPreamble                                          = 1;
         p0_NominalWithGrant                                         =-90;

targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band261.tm1.32PRB.usrpn300.conf

@@ -132,12 +132,12 @@ gNBs =
 # 0=unrestricted, 1=restricted type A, 2=restricted type B
         restrictedSetConfig                                         = 0,
       # pusch-ConfigCommon (up to 16 elements)
-        initialULBWPk2_0                      = 2;
+        initialULBWPk2_0                      = 6;
         initialULBWPmappingType_0             = 1
         # this is SS=0 L=11
         initialULBWPstartSymbolAndLength_0    = 55;
- 	
-	initialULBWPk2_1                      = 2;
+
+        initialULBWPk2_1                      = 6;
         initialULBWPmappingType_1             = 1;
         # this is SS=0 L=12
         initialULBWPstartSymbolAndLength_1    = 69;