Uplink constellation + CRC OK

executables/nr-gnb.c

@@ -428,7 +428,11 @@ static void *gNB_L1_thread( void *param ) {
 
     VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_gNB_PROC_RXTX0, 0 );
     int frame_rx          = L1_proc->frame_rx;
-    int slot_rx           = L1_proc->slot_rx;
+    int slot_rx;
+    if (NFAPI_MODE == NFAPI_MODE_PNF)
+      slot_rx = (L1_proc->slot_rx) + 1;
+    else 
+      slot_rx = L1_proc->slot_rx;
     int frame_tx          = L1_proc->frame_tx;
     int slot_tx           = L1_proc->slot_tx;
     uint64_t timestamp_tx = L1_proc->timestamp_tx;

openair1/PHY/NR_TRANSPORT/nr_ulsch_decoding.c

@@ -443,7 +443,9 @@ void nr_processULSegment(void* arg) {
 
   for (int m=0; m < Kr>>3; m ++) {
     ulsch_harq->c[r][m]= (uint8_t) llrProcBuf[m];
+    //printf("%x ", ulsch_harq->c[r][m]);
   }
+  //printf("\n");
 
   //stop_meas(&phy_vars_gNB->ulsch_ldpc_decoding_stats);
 }
@@ -510,6 +512,7 @@ uint32_t nr_ulsch_decoding(PHY_VARS_gNB *phy_vars_gNB,
   A   = (harq_process->TBS)<<3;
 
   LOG_D(PHY,"ULSCH Decoding, harq_pid %d TBS %d G %d mcs %d Nl %d nb_rb %d, Qm %d, n_layers %d\n",harq_pid,A,G, mcs, n_layers, nb_rb, Qm, n_layers);
+  //printf("ULSCH in %d.%d \n", frame, nr_tti_rx);
 
   if (R<1024)
     Coderate = (float) R /(float) 1024;

openair1/PHY/NR_UE_TRANSPORT/nr_ulsch_coding.c

@@ -275,13 +275,13 @@ int nr_ulsch_encoding(NR_UE_ULSCH_t *ulsch,
 
 ///////////////////////// a---->| add CRC |---->b /////////////////////////
 ///////////
-    /*
-    int i;
-    printf("ulsch (tx): \n");
-    for (i=0;i<(A>>3);i++)
-      printf("%02x.",a[i]);
-    printf("\n");
-    */
+    
+    // int i;
+    // printf("ulsch (tx): \n");
+    // for (i=0;i<(A>>3);i++)
+    //   printf("%x ",harq_process->a[i]);
+    // printf("\n");
+    
 
     if (A > 3824) {
       // Add 24-bit crc (polynomial A) to payload

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c

@@ -62,6 +62,7 @@
 #include "common/ran_context.h"
 
 extern RAN_CONTEXT_t RC;
+uint8_t count = 0; uint8_t harq_pid_ul = -1; int flag = 0;
 
   // Note the 2 scs values in the table names represent resp. scs_common and pdcch_scs
 /// LUT for the number of symbols in the coreset indexed by coreset index (4 MSB rmsi_pdcch_config)
@@ -1248,6 +1249,11 @@ void fill_dci_pdu_rel15(const NR_ServingCellConfigCommon_t *scc,
   case NR_UL_DCI_FORMAT_0_1:
     switch (rnti_type) {
     case NR_RNTI_C:
+    harq_pid_ul = (harq_pid_ul + 1) % 16;
+        if (harq_pid_ul == 0)
+          flag = !flag;
+        dci_pdu_rel15->ndi = flag;
+
       // Indicating a DL DCI format 1bit
       pos = 1;
       *dci_pdu |= ((uint64_t)dci_pdu_rel15->format_indicator & 0x1) << (dci_size - pos);
@@ -1280,6 +1286,7 @@ void fill_dci_pdu_rel15(const NR_ServingCellConfigCommon_t *scc,
       *dci_pdu |= ((uint64_t)dci_pdu_rel15->rv & 0x3) << (dci_size - pos);
       // HARQ process number  4bit
       pos += 4;
+      dci_pdu_rel15->harq_pid = harq_pid_ul;
       *dci_pdu |= ((uint64_t)dci_pdu_rel15->harq_pid & 0xf) << (dci_size - pos);
       // 1st Downlink assignment index
       pos += dci_pdu_rel15->dai[0].nbits;