adding adjust sync

cmake_targets/CMakeLists.txt

@@ -1355,6 +1355,7 @@ set(PHY_SRC_UE
   ${OPENAIR1_DIR}/PHY/NR_REFSIG/nr_dmrs_rx.c
   ${OPENAIR1_DIR}/PHY/NR_REFSIG/nr_gold_ue.c
   ${OPENAIR1_DIR}/PHY/NR_UE_ESTIMATION/nr_dl_channel_estimation.c
+  ${OPENAIR1_DIR}/PHY/NR_UE_ESTIMATION/nr_adjust_synch_ue.c
   ${OPENAIR1_DIR}/PHY/LTE_ESTIMATION/lte_ue_measurements.c
   ${OPENAIR1_DIR}/PHY/TOOLS/file_output.c
   ${OPENAIR1_DIR}/PHY/TOOLS/cadd_vv.c

openair1/PHY/NR_UE_ESTIMATION/nr_dl_channel_estimation.c

@@ -262,7 +262,7 @@ int nr_pdcch_channel_estimation(PHY_VARS_NR_UE *ue,
 				unsigned short nb_rb_coreset)
 {
   int pilot[200] __attribute__((aligned(16)));
-  unsigned char aarx;
+  unsigned char aarx,p;
   unsigned short k;
   unsigned int pilot_cnt;
   int16_t ch[2],*pil,*rxF,*dl_ch,*fl,*fm,*fr;
@@ -425,6 +425,52 @@ int nr_pdcch_channel_estimation(PHY_VARS_NR_UE *ue,
 
   }
   
+  void (*idft)(int16_t *,int16_t *, int);
+
+  switch (ue->frame_parms.ofdm_symbol_size) {
+  case 128:
+    idft = idft128;
+    break;
+
+  case 256:
+    idft = idft256;
+    break;
+
+  case 512:
+    idft = idft512;
+    break;
+
+  case 1024:
+    idft = idft1024;
+    break;
+
+  case 1536:
+    idft = idft1536;
+    break;
+
+  case 2048:
+    idft = idft2048;
+    break;
+
+  default:
+    idft = idft512;
+    break;
+  }
+
+  if( ((Ns%2) == 0) && (l == 0))
+  {
+      // do ifft of channel estimate
+      for (aarx=0; aarx<ue->frame_parms.nb_antennas_rx; aarx++)
+          for (p=0; p<ue->frame_parms.nb_antenna_ports_eNB; p++) {
+              if (ue->common_vars.common_vars_rx_data_per_thread[ue->current_thread_id[Ns]].dl_ch_estimates[eNB_offset][(p<<1)+aarx])
+              {
+                  //LOG_I(PHY,"Channel Impulse Computation Slot %d ThreadId %d Symbol %d \n", Ns, ue->current_thread_id[Ns>>1], l);
+                  idft((int16_t*) &ue->common_vars.common_vars_rx_data_per_thread[ue->current_thread_id[Ns]].dl_ch_estimates[eNB_offset][(p<<1)+aarx][0],
+                          (int16_t*) ue->common_vars.common_vars_rx_data_per_thread[ue->current_thread_id[Ns]].dl_ch_estimates_time[eNB_offset][(p<<1)+aarx],1);
+              }
+          }
+  }
+
   return(0);
 }
 
@@ -465,7 +511,7 @@ int nr_pdsch_channel_estimation(PHY_VARS_NR_UE *ue,
   int re_offset = k;
 
 //#ifdef DEBUG_CH
-  printf("PDSCH Channel Estimation : ThreadId %d, eNB_offset %d ch_offset %d, symbol_offset %d OFDM size %d, Ncp=%d, l=%d, Ns=%d, k=%d symbol %d\n",ue->current_thread_id[Ns>>1], eNB_offset,ch_offset,symbol_offset,ue->frame_parms.ofdm_symbol_size,
+  printf("PDSCH Channel Estimation : ThreadId %d, eNB_offset %d ch_offset %d, symbol_offset %d OFDM size %d, Ncp=%d, l=%d, Ns=%d, k=%d symbol %d\n",ue->current_thread_id[Ns], eNB_offset,ch_offset,symbol_offset,ue->frame_parms.ofdm_symbol_size,
          ue->frame_parms.Ncp,l,Ns,k, symbol);
 //#endif
 

openair1/PHY/NR_UE_ESTIMATION/nr_estimation.h

@@ -67,4 +67,12 @@ int nr_pdsch_channel_estimation(PHY_VARS_NR_UE *ue,
                               unsigned char symbol,
 							  unsigned short bwp_start_subcarrier,
 							  unsigned short nb_rb_pdsch);
+							  
+void nr_adjust_synch_ue(NR_DL_FRAME_PARMS *frame_parms,
+                      PHY_VARS_NR_UE *ue,
+                      module_id_t eNB_id,
+					  uint8_t subframe,
+                      unsigned char clear,
+                      short coef);
+
 #endif

openair1/SCHED_NR_UE/phy_procedures_nr_ue.c

@@ -46,6 +46,7 @@
 #include "SCHED_NR/extern.h"
 //#include <sched.h>
 //#include "targets/RT/USER/nr-softmodem.h"
+#include "PHY/NR_UE_ESTIMATION/nr_estimation.h"
 
 #ifdef EMOS
 #include "SCHED/phy_procedures_emos.h"
@@ -2643,19 +2644,25 @@ void phy_procedures_UE_S_TX(PHY_VARS_NR_UE *ue,uint8_t eNB_id,uint8_t abstractio
   }
 }
 
-void ue_measurement_procedures(
+#endif 
+
+void nr_ue_measurement_procedures(
     uint16_t l,    // symbol index of each slot [0..6]
-    PHY_VARS_NR_UE *ue,UE_nr_rxtx_proc_t *proc, uint8_t eNB_id,
+    PHY_VARS_NR_UE *ue,
+    UE_nr_rxtx_proc_t *proc, 
+    uint8_t eNB_id,
     uint16_t slot, // slot index of each radio frame [0..19]
-    uint8_t abstraction_flag,runmode_t mode)
+    uint8_t abstraction_flag,
+    runmode_t mode)
 {
 
-  //LOG_I(PHY,"ue_measurement_procedures l %d Ncp %d\n",l,ue->frame_parms.Ncp);
+  LOG_I(PHY,"ue_measurement_procedures l %u Ncp %d\n",l,ue->frame_parms.Ncp);
 
   NR_DL_FRAME_PARMS *frame_parms=&ue->frame_parms;
 
   int nr_tti_rx = proc->nr_tti_rx;
 
+#if 0
   VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_MEASUREMENT_PROCEDURES, VCD_FUNCTION_IN);
 
   if (l==0) {
@@ -2705,12 +2712,12 @@ void ue_measurement_procedures(
       ue->sinr_eff =  sinr_eff_cqi_calc(ue, 0, nr_tti_rx);
 
   }
-
+#endif
   // accumulate and filter timing offset estimation every nr_tti_rx (instead of every frame)
   if (( (slot%2) == 0) && (l==(4-frame_parms->Ncp))) {
 
     // AGC
-
+/*
     VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_GAIN_CONTROL, VCD_FUNCTION_IN);
 
 #ifndef OAI_USRP
@@ -2724,12 +2731,14 @@ void ue_measurement_procedures(
 #endif
 
     VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_GAIN_CONTROL, VCD_FUNCTION_OUT);
-
+*/
     eNB_id = 0;
 
     if (abstraction_flag == 0) {
+		
+		printf("start adjust sync l = %d slot = %d no timing %d\n",l, slot, ue->no_timing_correction);
       if (ue->no_timing_correction==0)
-  lte_adjust_synch(&ue->frame_parms,
+  nr_adjust_synch_ue(&ue->frame_parms,
        ue,
        eNB_id,
        nr_tti_rx,
@@ -2742,6 +2751,7 @@ void ue_measurement_procedures(
   VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_MEASUREMENT_PROCEDURES, VCD_FUNCTION_OUT);
 }
 
+
 #ifdef EMOS
 void phy_procedures_emos_UE_RX(PHY_VARS_NR_UE *ue,uint8_t last_slot,uint8_t eNB_id)
 {
@@ -2830,7 +2840,7 @@ void phy_procedures_emos_UE_RX(PHY_VARS_NR_UE *ue,uint8_t last_slot,uint8_t eNB_
 }
 #endif
 
-
+#if 0
 void restart_phy(PHY_VARS_NR_UE *ue,UE_nr_rxtx_proc_t *proc, uint8_t eNB_id,uint8_t abstraction_flag)
 {
 
@@ -5476,6 +5486,8 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,UE_nr_rxtx_proc_t *proc,uint8_t eN
   proc->decoder_switch = 0;
   //int counter_decoder = 0;
   
+  LOG_I(PHY," ****** start RX-Chain for AbsSubframe %d.%d ******  \n", frame_rx%1024, nr_tti_rx);
+
   uint8_t next1_thread_id = ue->current_thread_id[nr_tti_rx]== (RX_NB_TH-1) ? 0:(ue->current_thread_id[nr_tti_rx]+1);
   uint8_t next2_thread_id = next1_thread_id== (RX_NB_TH-1) ? 0:(next1_thread_id+1);
 
@@ -5557,8 +5569,8 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,UE_nr_rxtx_proc_t *proc,uint8_t eN
 #endif
 
   //nr_gold_pdcch(ue,0, 2);
- if (nr_tti_rx==2)
-  for (int l=0; l<2; l++) {
+ if (nr_tti_rx==1){
+  for (uint16_t l=0; l<2; l++) {
     if (abstraction_flag == 0) {
 #if UE_TIMING_TRACE
         start_meas(&ue->ofdm_demod_stats);
@@ -5567,7 +5579,7 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,UE_nr_rxtx_proc_t *proc,uint8_t eN
       VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_SLOT_FEP, VCD_FUNCTION_IN);
       nr_slot_fep(ue,
 		  l,
-		  nr_tti_rx,
+		  nr_tti_rx<<1,
 		  0,
 		  0,
 		  1,
@@ -5576,6 +5588,10 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,UE_nr_rxtx_proc_t *proc,uint8_t eN
 #if UE_TIMING_TRACE
       stop_meas(&ue->ofdm_demod_stats);
 #endif
+    printf("phy procedure pdcch start measurement l =%d\n",l);
+    nr_ue_measurement_procedures(l,ue,proc,eNB_id,(nr_tti_rx<<1),abstraction_flag,mode);
+    }
+    
   }
  }
 
@@ -5654,18 +5670,23 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,UE_nr_rxtx_proc_t *proc,uint8_t eN
 //#if 0
   LOG_D(PHY," ------ --> PDSCH ChannelComp/LLR slot 0: AbsSubframe %d.%d ------  \n", frame_rx%1024, nr_tti_rx);
   
-  if (nr_tti_rx==2){
+  if (nr_tti_rx==1){
   //to update from pdsch config
   nr_gold_pdsch(ue,2,0, 1);
 
-  for (int m=2;m<6 ; m++)
+  for (uint16_t m=2;m<6 ; m++){
   nr_slot_fep(ue,
           m,  //to be updated from higher layer
-          nr_tti_rx,
+          nr_tti_rx<<1,
           0,
           0,
           1,
  		  NR_PDSCH_EST);
+ 		 
+ 		 printf("phy procedure pdsch start measurement\n"); 
+ 	  nr_ue_measurement_procedures(m,ue,proc,eNB_id,(nr_tti_rx<<1),abstraction_flag,mode);
+ 		  
+	  }
     //set active for testing, to be removed
 	ue->dlsch[ue->current_thread_id[nr_tti_rx]][eNB_id][0]->active = 1;
   }