updates for IF4p5 to handle >1 nb_rx/nb_tx. Tested with 2x2

openair1/PHY/INIT/lte_init_ru.c

@@ -91,8 +91,8 @@ int phy_init_RU(RU_t *ru) {
     }
 
     /* number of elements of an array X is computed as sizeof(X) / sizeof(X[0]) */
-    AssertFatal(ru->nb_rx <= sizeof(ru->prach_rxsigF) / sizeof(ru->prach_rxsigF[0]),
-		"nb_antennas_rx too large");
+    //AssertFatal(ru->nb_rx <= sizeof(ru->prach_rxsigF) / sizeof(ru->prach_rxsigF[0]),
+		//"nb_antennas_rx too large");
     ru->prach_rxsigF = (int16_t**)malloc(ru->nb_rx * sizeof(int16_t*));
     for (j=0;j<4;j++) ru->prach_rxsigF_br[j] = (int16_t**)malloc(ru->nb_rx * sizeof(int16_t*));
 

targets/PROJECTS/GENERIC-LTE-EPC/CONF/rcc.band7.tm1.if4p5.50PRB.lo.conf

@@ -74,9 +74,9 @@ eNBs =
       srs_ackNackST                                      =;
       srs_MaxUpPts                                       =;*/
 
-      pusch_p0_Nominal                                   = -96;
+      pusch_p0_Nominal                                   = -104;
       pusch_alpha                                        = "AL1";
-      pucch_p0_Nominal                                   = -104;
+      pucch_p0_Nominal                                   = -108;
       msg3_delta_Preamble                                = 6;
       pucch_deltaF_Format1                               = "deltaF2";
       pucch_deltaF_Format1b                              = "deltaF3";
@@ -188,8 +188,8 @@ RUs = (
     	remote_portd   = 50001;
 	local_rf       = "no"
     	tr_preference  = "udp_if4p5"
-	nb_tx          = 1
-	nb_rx          = 1
+	nb_tx          = 2
+	nb_rx          = 2
 	att_tx         = 0
 	att_rx         = 0;
 	eNB_instances  = [0];

targets/RT/USER/lte-ru.c

@@ -1300,7 +1300,7 @@ void wakeup_eNBs(RU_t *ru) {
     if (proc->RU_mask[ru->proc.subframe_rx] == (1<<eNB->num_RU)-1) {
       proc->RU_mask[ru->proc.subframe_rx] = 0;
       clock_gettime(CLOCK_MONOTONIC,&t);
-      AssertFatal(t.tv_nsec < proc->t[ru->proc.subframe_rx].tv_nsec+500000,
+      AssertFatal(t.tv_nsec < proc->t[ru->proc.subframe_rx].tv_nsec+5000000,
                   "Time difference for subframe %d => %d > 5ms\n",
                   ru->proc.subframe_rx,t.tv_nsec - proc->t[ru->proc.subframe_rx].tv_nsec);
     }