From 10674d9ba93c1394e65f8d7bb694898b60b91d23 Mon Sep 17 00:00:00 2001
From: Florian Kaltenberger <florian.kaltenberger@eurecom.fr>
Date: Mon, 1 Apr 2019 16:44:08 +0200
Subject: [PATCH] fixing PDSCH RB offset at gNB
---
openair1/PHY/NR_TRANSPORT/nr_dlsch.c | 13 +++++--------
1 file changed, 5 insertions(+), 8 deletions(-)
diff --git a/openair1/PHY/NR_TRANSPORT/nr_dlsch.c b/openair1/PHY/NR_TRANSPORT/nr_dlsch.c
index 59647cd45f7..a881ae539e7 100644
--- a/openair1/PHY/NR_TRANSPORT/nr_dlsch.c
+++ b/openair1/PHY/NR_TRANSPORT/nr_dlsch.c
@@ -308,16 +308,13 @@ for (int i=0; i<n_dmrs>>4; i++) {
// Non interleaved VRB to PRB mapping
- uint16_t start_sc = frame_parms.first_carrier_offset + frame_parms.ssb_start_subcarrier;
- if (start_sc >= frame_parms.ofdm_symbol_size)
- start_sc -= frame_parms.ofdm_symbol_size;
- /*rel15->start_prb*NR_NB_SC_PER_RB +
- ((pdcch_params.search_space_type == NFAPI_NR_SEARCH_SPACE_TYPE_COMMON) && (pdcch_params.dci_format == NFAPI_NR_DL_DCI_FORMAT_1_0))?\
- ((frame_parms.ssb_start_subcarrier/NR_NB_SC_PER_RB + pdcch_params.rb_offset)*NR_NB_SC_PER_RB) : 0;*/
+ uint16_t start_sc = frame_parms.first_carrier_offset + rel15->start_prb*NR_NB_SC_PER_RB;
+ if (start_sc >= frame_parms.ofdm_symbol_size)
+ start_sc -= frame_parms.ofdm_symbol_size;
#ifdef DEBUG_DLSCH_MAPPING
-printf("PDSCH resource mapping started (start SC %d\tstart symbol %d\tN_PRB %d\tnb_symbols %d)\n",
-start_sc, rel15->start_symbol, rel15->n_prb, rel15->nb_symbols);
+ printf("PDSCH resource mapping started (start SC %d\tstart symbol %d\tN_PRB %d\tnb_symbols %d)\n",
+ start_sc, rel15->start_symbol, rel15->n_prb, rel15->nb_symbols);
#endif
for (int ap=0; ap<rel15->nb_layers; ap++) {
--
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