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phy: use smaller buffer for txdataF

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It is enough to allocate txdataF for one slot.
This commit is contained in:
Sakthivel Velumani
2026-03-06 18:18:19 +00:00
parent 582ce818d7
commit c84c858c56
12 changed files with 31 additions and 45 deletions
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openair1/SIMULATION/NR_PHY/dlsim.c
+5 -7
View File
@@ -1123,29 +1123,27 @@ int main(int argc, char **argv)
phy_procedures_gNB_TX(gNB, &Sched_INFO->DL_req, &Sched_INFO->TX_req, &Sched_INFO->UL_dci_req, frame, slot);
stop_meas(&gNB->phy_proc_tx);
int txdataF_offset = slot * frame_parms->samples_per_slot_wCP;
if (n_trials==1) {
LOG_M("txsigF0.m","txsF0=",
&gNB->common_vars.txdataF[0][0][txdataF_offset +2 * frame_parms->ofdm_symbol_size],
&gNB->common_vars.txdataF[0][0][2 * frame_parms->ofdm_symbol_size],
frame_parms->ofdm_symbol_size,
1,
1);
if (gNB->frame_parms.nb_antennas_tx>1)
LOG_M("txsigF1.m","txsF1=",
&gNB->common_vars.txdataF[0][1][txdataF_offset + 2 * frame_parms->ofdm_symbol_size],
&gNB->common_vars.txdataF[0][1][2 * frame_parms->ofdm_symbol_size],
frame_parms->ofdm_symbol_size,
1,
1);
}
if (n_trials == 1)
printf("slot_offset %d, txdataF_offset %d \n", slot_offset, txdataF_offset);
printf("slot_offset %d\n", slot_offset);
//TODO: loop over slots
for (aa=0; aa<gNB->frame_parms.nb_antennas_tx; aa++) {
if (cyclic_prefix_type == 1) {
PHY_ofdm_mod((int *)&gNB->common_vars.txdataF[0][aa][txdataF_offset],
PHY_ofdm_mod((int *)gNB->common_vars.txdataF[0][aa],
(int *)&txdata[aa][slot_offset],
frame_parms->ofdm_symbol_size,
12,
@@ -1156,7 +1154,7 @@ int main(int argc, char **argv)
for (int i = 0; i < 14; i++) {
was_symbol_used[i] = true;
}
nr_normal_prefix_mod(&gNB->common_vars.txdataF[0][aa][txdataF_offset],
nr_normal_prefix_mod(gNB->common_vars.txdataF[0][aa],
&txdata[aa][slot_offset],
14,
frame_parms,
openair1/SIMULATION/NR_PHY/pbchsim.c
+3 -3
View File
@@ -567,9 +567,9 @@ int main(int argc, char **argv)
}
}
}
LOG_M("txsigF0.m","txsF0", gNB->common_vars.txdataF[0][0],frame_length_complex_samples_no_prefix, 1, 1);
if (gNB->frame_parms.nb_antennas_tx>1)
LOG_M("txsigF1.m","txsF1", gNB->common_vars.txdataF[0][1],frame_length_complex_samples_no_prefix, 1, 1);
LOG_M("txsigF0.m", "txsF0", gNB->common_vars.txdataF[0][0], frame_parms->samples_per_slot_wCP, 1, 1);
if (gNB->frame_parms.nb_antennas_tx > 1)
LOG_M("txsigF1.m", "txsF1", gNB->common_vars.txdataF[0][1], frame_parms->samples_per_slot_wCP, 1, 1);
} else {
printf("Reading %d samples from file to antenna buffer %d\n",frame_length_complex_samples,0);