NR PRACH development integration

cmake_targets/CMakeLists.txt

@@ -1321,6 +1321,7 @@ set(PHY_SRC_UE
   ${OPENAIR1_DIR}/PHY/NR_UE_TRANSPORT/nr_initial_sync.c
   ${OPENAIR1_DIR}/PHY/NR_UE_TRANSPORT/nr_pbch.c
   ${OPENAIR1_DIR}/PHY/NR_UE_TRANSPORT/
+  ${OPENAIR1_DIR}/PHY/NR_UE_TRANSPORT/nr_prach.c
   ${OPENAIR1_DIR}/PHY/NR_UE_TRANSPORT/srs_modulation_nr.c
   ${OPENAIR1_DIR}/PHY/NR_UE_TRANSPORT/dci_nr.c
   ${OPENAIR1_DIR}/PHY/NR_UE_TRANSPORT/dci_tools_nr.c

openair1/PHY/NR_UE_TRANSPORT/nr_transport_ue.h

@@ -34,6 +34,8 @@
 #include <limits.h>
 #include "PHY/impl_defs_top.h"
 
+
+
 //#include "PHY/defs_nr_UE.h"
 //#include "../LTE_TRANSPORT/dci.h"
 //#include "../LTE_TRANSPORT/mdci.h"

openair1/PHY/defs_nr_common.h

@@ -93,6 +93,28 @@ typedef struct NR_BWP_PARMS {
   uint16_t ofdm_symbol_size;
 } NR_BWP_PARMS;
 
+/// PRACH-ConfigInfo from 36.331 RRC spec
+typedef struct {
+  /// Parameter: prach-ConfigurationIndex, see TS 36.211 (5.7.1). \vr{[0..63]}
+  uint8_t prach_ConfigIndex;
+  /// Parameter: High-speed-flag, see TS 36.211 (5.7.2). \vr{[0..1]} 1 corresponds to Restricted set and 0 to Unrestricted set.
+  uint8_t highSpeedFlag;
+  /// Parameter: \f$N_\text{CS}\f$, see TS 36.211 (5.7.2). \vr{[0..15]}\n Refer to table 5.7.2-2 for preamble format 0..3 and to table 5.7.2-3 for preamble format 4.
+  uint8_t zeroCorrelationZoneConfig;
+  /// Parameter: prach-FrequencyOffset, see TS 36.211 (5.7.1). \vr{[0..94]}\n For TDD the value range is dependent on the value of \ref prach_ConfigIndex.
+  uint8_t prach_FreqOffset;
+} NR_PRACH_CONFIG_INFO;
+
+/// PRACH-ConfigSIB or PRACH-Config
+typedef struct {
+  /// Parameter: RACH_ROOT_SEQUENCE, see TS 36.211 (5.7.1). \vr{[0..837]}
+  uint16_t rootSequenceIndex;
+  /// prach_Config_enabled=1 means enabled. \vr{[0..1]}
+  uint8_t prach_Config_enabled;
+  /// PRACH Configuration Information
+  NR_PRACH_CONFIG_INFO prach_ConfigInfo;
+} NR_PRACH_CONFIG_COMMON;
+
 typedef struct NR_DL_FRAME_PARMS {
   /// frequency range
   nr_frequency_range_e freq_range;
@@ -162,6 +184,8 @@ typedef struct NR_DL_FRAME_PARMS {
   uint8_t nb_antennas_rx;
   /// Number of common transmit antenna ports in eNodeB (1 or 2)
   uint8_t nb_antenna_ports_eNB;
+  /// PRACH_CONFIG
+  NR_PRACH_CONFIG_COMMON prach_config_common;
   /// Cyclic Prefix for DL (0=Normal CP, 1=Extended CP)
   lte_prefix_type_t Ncp;
   /// shift of pilot position in one RB

targets/RT/USER/nr-ue.c

@@ -740,7 +740,8 @@ static void *UE_thread_rxn_txnp4(void *arg) {
                 (UE->frame_parms.frame_type == FDD) )
 #endif
             if (UE->mode != loop_through_memory)
-                phy_procedures_UE_TX(UE,proc,0,0,UE->mode,no_relay);
+                phy_procedures_nrUE_TX(UE,proc,0,0,UE->mode,no_relay);
+                //phy_procedures_UE_TX(UE,proc,0,0,UE->mode,no_relay);
 #endif
 #if 0
         if ((subframe_select( &UE->frame_parms, proc->subframe_tx) == SF_S) &&