adding separated NR_PHY_RU library split from LTE one

2026-04-10 11:07:03 +02:00
parent 00c1976078
commit a1ab732111
18 changed files with 60 additions and 52 deletions
@@ -0,0 +1,26 @@
+/*
+ * SPDX-License-Identifier: LicenseRef-CSSL-1.0
+ */
+
+#include "nr_modulation.h"
+
+void nr_beam_precoding(c16_t **txdataF,
+	               c16_t **txdataF_BF,
+                       NR_DL_FRAME_PARMS *frame_parms,
+	               int32_t ***beam_weights,
+                       int symbol,
+                       int aa,
+                       int nb_antenna_ports,
+                       int offset)
+{
+  // clear txdata_BF[aa][re] for each call of ue_spec_beamforming
+  memset(&txdataF_BF[aa][symbol*frame_parms->ofdm_symbol_size], 0, sizeof(c16_t) *(frame_parms->ofdm_symbol_size));
+
+  for (int p = 0; p < nb_antenna_ports; p++) {
+    multadd_cpx_vector((c16_t *)&txdataF[p][(symbol * frame_parms->ofdm_symbol_size) + offset],
+                       (c16_t *)beam_weights[p][aa],
+                       (c16_t *)&txdataF_BF[aa][symbol * frame_parms->ofdm_symbol_size],
+                       frame_parms->ofdm_symbol_size,
+                       15);
+  }
+}