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updated phy simulators

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This commit is contained in:
Sakthivel Velumani
2020-02-05 18:13:11 +01:00
parent 30750781f1
commit 4d33b341c2
5 changed files with 27 additions and 27 deletions
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openair1/SIMULATION/NR_PHY/prachsim.c
+17 -17
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@@ -393,7 +393,7 @@ int main(int argc, char **argv)
nsymb = (frame_parms->Ncp == 0) ? 14 : 12;
printf("FFT Size %d, Extended Prefix %d, Samples per subframe %d,Frame type %s, Frequency Range %s\n",NUMBER_OF_OFDM_CARRIERS,
frame_parms->Ncp,frame_parms->samples_per_slot<<1,frame_parms->frame_type == FDD ? "FDD" : "TDD", frame_parms->freq_range == nr_FR1 ? "FR1" : "FR2");
frame_parms->Ncp,frame_parms->samples_per_subframe,frame_parms->frame_type == FDD ? "FDD" : "TDD", frame_parms->freq_range == nr_FR1 ? "FR1" : "FR2");
ru->nr_frame_parms=frame_parms;
ru->if_south = LOCAL_RF;
@@ -421,7 +421,7 @@ int main(int argc, char **argv)
}
txdata = UE->common_vars.txdata;
printf("txdata %p\n",&txdata[0][subframe*frame_parms->samples_per_slot<<1]);
printf("txdata %p\n",&txdata[0][subframe*frame_parms->samples_per_subframe]);
double fs,bw;
@@ -524,25 +524,25 @@ int main(int argc, char **argv)
/* tx_lev_dB not used later, no need to set */
//tx_lev_dB = (unsigned int) dB_fixed(tx_lev);
LOG_M("txsig0.m","txs0", &txdata[0][subframe*frame_parms->samples_per_slot<<1],frame_parms->samples_per_slot<<1,1,1);
LOG_M("txsig0.m","txs0", &txdata[0][subframe*frame_parms->samples_per_subframe],frame_parms->samples_per_subframe,1,1);
//LOG_M("txsig1.m","txs1", txdata[1],FRAME_LENGTH_COMPLEX_SAMPLES,1,1);
// multipath channel
dump_nr_prach_config(&gNB->frame_parms,subframe);
for (i=0; i<2*frame_parms->samples_per_slot<<1; i++) {
for (i=0; i<2*frame_parms->samples_per_subframe; i++) {
for (aa=0; aa<1; aa++) {
if (awgn_flag == 0) {
s_re[aa][i] = ((double)(((short *)&txdata[aa][subframe*frame_parms->samples_per_slot<<1]))[(i<<1)]);
s_im[aa][i] = ((double)(((short *)&txdata[aa][subframe*frame_parms->samples_per_slot<<1]))[(i<<1)+1]);
s_re[aa][i] = ((double)(((short *)&txdata[aa][subframe*frame_parms->samples_per_subframe]))[(i<<1)]);
s_im[aa][i] = ((double)(((short *)&txdata[aa][subframe*frame_parms->samples_per_subframe]))[(i<<1)+1]);
} else {
for (aarx=0; aarx<gNB->frame_parms.nb_antennas_rx; aarx++) {
if (aa==0) {
r_re[aarx][i] = ((double)(((short *)&txdata[aa][subframe*frame_parms->samples_per_slot<<1]))[(i<<1)]);
r_im[aarx][i] = ((double)(((short *)&txdata[aa][subframe*frame_parms->samples_per_slot<<1]))[(i<<1)+1]);
r_re[aarx][i] = ((double)(((short *)&txdata[aa][subframe*frame_parms->samples_per_subframe]))[(i<<1)]);
r_im[aarx][i] = ((double)(((short *)&txdata[aa][subframe*frame_parms->samples_per_subframe]))[(i<<1)+1]);
} else {
r_re[aarx][i] += ((double)(((short *)&txdata[aa][subframe*frame_parms->samples_per_slot<<1]))[(i<<1)]);
r_im[aarx][i] += ((double)(((short *)&txdata[aa][subframe*frame_parms->samples_per_slot<<1]))[(i<<1)+1]);
r_re[aarx][i] += ((double)(((short *)&txdata[aa][subframe*frame_parms->samples_per_subframe]))[(i<<1)]);
r_im[aarx][i] += ((double)(((short *)&txdata[aa][subframe*frame_parms->samples_per_subframe]))[(i<<1)+1]);
}
}
}
@@ -573,7 +573,7 @@ int main(int argc, char **argv)
if (awgn_flag == 0) {
multipath_tv_channel(UE2gNB,s_re,s_im,r_re,r_im,
2*frame_parms->samples_per_slot<<1,0);
2*frame_parms->samples_per_subframe,0);
}
if (n_frames==1) {
@@ -582,11 +582,11 @@ int main(int argc, char **argv)
10*log10(tx_lev));
}
for (i=0; i<frame_parms->samples_per_slot<<1; i++) {
for (i=0; i<frame_parms->samples_per_subframe; i++) {
for (aa=0; aa<gNB->frame_parms.nb_antennas_rx; aa++) {
((short*) &gNB->common_vars.rxdata[aa][subframe*(frame_parms->samples_per_slot<<1)])[2*i] = (short) (.167*(r_re[aa][i] +sqrt(sigma2/2)*gaussdouble(0.0,1.0)));
((short*) &gNB->common_vars.rxdata[aa][subframe*(frame_parms->samples_per_slot<<1)])[2*i+1] = (short) (.167*(r_im[aa][i] + (iqim*r_re[aa][i]) + sqrt(sigma2/2)*gaussdouble(0.0,1.0)));
((short*) &gNB->common_vars.rxdata[aa][subframe*(frame_parms->samples_per_subframe)])[2*i] = (short) (.167*(r_re[aa][i] +sqrt(sigma2/2)*gaussdouble(0.0,1.0)));
((short*) &gNB->common_vars.rxdata[aa][subframe*(frame_parms->samples_per_subframe)])[2*i+1] = (short) (.167*(r_im[aa][i] + (iqim*r_re[aa][i]) + sqrt(sigma2/2)*gaussdouble(0.0,1.0)));
}
}
uint16_t preamble_rx;
@@ -612,11 +612,11 @@ int main(int argc, char **argv)
printf("preamble %d (tx %d) : energy %d, delay %d\n",preamble_rx,preamble_tx,preamble_energy_list[0],preamble_delay_list[0]);
LOG_M("prach0.m","prach0", &txdata[0][subframe*frame_parms->samples_per_slot<<1],frame_parms->samples_per_slot<<1,1,1);
LOG_M("prach0.m","prach0", &txdata[0][subframe*frame_parms->samples_per_subframe],frame_parms->samples_per_subframe,1,1);
LOG_M("prachF0.m","prachF0", &gNB->prach_vars.prachF[0],24576,1,1);
LOG_M("rxsig0.m","rxs0",
&gNB->common_vars.rxdata[0][subframe*frame_parms->samples_per_slot<<1],
frame_parms->samples_per_slot<<1,1,1);
&gNB->common_vars.rxdata[0][subframe*frame_parms->samples_per_subframe],
frame_parms->samples_per_subframe,1,1);
LOG_M("rxsigF0.m","rxsF0", gNB->prach_vars.rxsigF[0],839*4,1,1);
LOG_M("prach_preamble.m","prachp",&gNB->X_u[0],839,1,1);
}