fix for 36864 size dfts (missing initialization)

openair1/PHY/NR_TRANSPORT/nr_prach.c

@@ -800,7 +800,7 @@ void rx_nr_prach(PHY_VARS_gNB *gNB,
 
   if (LOG_DUMPFLAG(PRACH)) {
     int en = dB_fixed(signal_energy((int32_t*)&rxsigF[0][0],840));  
-    if (en>60) {
+    //    if (en>60) {
       int k = (12*n_ra_prb) - 6*fp->N_RB_UL;
       
       if (k<0) k+=fp->ofdm_symbol_size;
@@ -814,7 +814,7 @@ void rx_nr_prach(PHY_VARS_gNB *gNB,
       LOG_M("prach_rxF_comp0.m","prach_rxF_comp0",prachF,1024,1,1);
       LOG_M("Xu.m","xu",Xu,N_ZC,1,1);
       LOG_M("prach_ifft0.m","prach_t0",prach_ifft,1024,1,1);
-    }
+      //    }
   } /* LOG_DUMPFLAG(PRACH) */
   stop_meas(&gNB->rx_prach);
 

openair1/PHY/NR_UE_TRANSPORT/nr_prach.c

@@ -44,7 +44,7 @@
 #include "T.h"
 #include <openair1/PHY/NR_TRANSPORT/nr_transport_proto_common.h>
 
-#define NR_PRACH_DEBUG 1
+//#define NR_PRACH_DEBUG 1
 
 extern uint16_t NCS_unrestricted_delta_f_RA_125[16];
 extern uint16_t NCS_restricted_TypeA_delta_f_RA_125[15];

openair1/PHY/TOOLS/oai_dfts.c

@@ -9607,6 +9607,7 @@ int dfts_autoinit(void)
   init_rad3(12288,twa12288,twb12288);
   init_rad3(18432,twa18432,twb18432);
   init_rad3(24576,twa24576,twb24576);
+  init_rad3(36864,twa36864,twb36864);
   init_rad3(49152,twa49152,twb49152);
   init_rad3(98304,twa98304,twb98304);
 
@@ -10588,7 +10589,7 @@ int main(int argc, char**argv)
   reset_meas(&ts);
   for (i=0; i<10000; i++) {
     start_meas(&ts);
-    idft36864((int16_t *)x,(int16_t *)y,1);
+    dft36864((int16_t *)x,(int16_t *)y,1);
     stop_meas(&ts);
   }