Merge remote-tracking branch 'origin/clear_ue_unit_tests' into integration_2025_w12 (!3301)

Remove unused NR UE PHY unit tests

Old dead code that won't even compile and that is not testing anything
relevant to current state of code

executables/nr-ue.c

@@ -28,7 +28,6 @@
 #include "NR_MAC_UE/mac_proto.h"
 #include "RRC/NR_UE/rrc_proto.h"
 #include "RRC/NR_UE/L2_interface_ue.h"
-#include "SCHED_NR_UE/phy_frame_config_nr.h"
 #include "SCHED_NR_UE/defs.h"
 #include "PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h"
 #include "executables/softmodem-common.h"
@@ -466,6 +465,38 @@ static void UE_synch(void *arg) {
   }
 }
 
+static int nr_ue_slot_select(const fapi_nr_config_request_t *cfg, int nr_slot)
+{
+  if (cfg->cell_config.frame_duplex_type == FDD)
+    return NR_UPLINK_SLOT | NR_DOWNLINK_SLOT;
+
+  const fapi_nr_tdd_table_t *tdd_table = &cfg->tdd_table;
+  int rel_slot = nr_slot % tdd_table->tdd_period_in_slots;
+
+  if (tdd_table->max_tdd_periodicity_list == NULL) // this happens before receiving TDD configuration
+    return NR_DOWNLINK_SLOT;
+
+  const fapi_nr_max_tdd_periodicity_t *current_slot = &tdd_table->max_tdd_periodicity_list[rel_slot];
+
+  // if the 1st symbol is UL the whole slot is UL
+  if (current_slot->max_num_of_symbol_per_slot_list[0].slot_config == 1)
+    return NR_UPLINK_SLOT;
+
+  // if the 1st symbol is flexible the whole slot is mixed
+  if (current_slot->max_num_of_symbol_per_slot_list[0].slot_config == 2)
+    return NR_MIXED_SLOT;
+
+  for (int i = 1; i < NR_NUMBER_OF_SYMBOLS_PER_SLOT; i++) {
+    // if the 1st symbol is DL and any other is not, the slot is mixed
+    if (current_slot->max_num_of_symbol_per_slot_list[i].slot_config != 0) {
+      return NR_MIXED_SLOT;
+    }
+  }
+
+  // if here, all the symbols where DL
+  return NR_DOWNLINK_SLOT;
+}
+
 static void RU_write(nr_rxtx_thread_data_t *rxtxD, bool sl_tx_action)
 {
   PHY_VARS_NR_UE *UE = rxtxD->UE;