Skip to content

O
OpenXG-RAN
Commit 6eea200c authored by lukashov's avatar lukashov
Browse files
Options

in dlsim ret, aver_iter, iter_trials are now arrays to be used for 2 cw independently; 

+ small bug fix in dlsim related to sic cw.
parent 291a7f17
Hide whitespace changes
Inline Side-by-side
Showing with 48 additions and 46 deletions
openair1/PHY/LTE_TRANSPORT/dlsch_demodulation.c
View file @ 6eea200c
......@@ -2682,7 +2682,7 @@ void dlsch_dual_stream_correlation(LTE_DL_FRAME_PARMS *frame_parms,
}
void dlsch_dual_stream_correlationTM34(LTE_DL_FRAME_PARMS *frame_parms,
/*void dlsch_dual_stream_correlationTM34(LTE_DL_FRAME_PARMS *frame_parms,
unsigned char symbol,
unsigned short nb_rb,
int **dl_ch_estimates_ext,
......@@ -2801,7 +2801,7 @@ void dlsch_dual_stream_correlationTM34(LTE_DL_FRAME_PARMS *frame_parms,
#endif
}
*/
void dlsch_detection_mrc(LTE_DL_FRAME_PARMS *frame_parms,
int **rxdataF_comp,
......
openair1/PHY/LTE_TRANSPORT/dlsch_llr_computation.c
View file @ 6eea200c
......@@ -747,9 +747,9 @@ int32_t dlsch_qpsk_llr_SIC(LTE_DL_FRAME_PARMS *frame_parms,
(int16_t *)rho_1,
(int16_t*)rho_rho_amp_x0,
len,
13);
15);
write_output("rho_rho.m","rho2", rho_rho_amp_x0,len,1,1);
// write_output("rho_rho.m","rho2", rho_rho_amp_x0,len,1,1);
// printf ("Computed rho*rho_a*x0\n");
......@@ -760,7 +760,7 @@ int32_t dlsch_qpsk_llr_SIC(LTE_DL_FRAME_PARMS *frame_parms,
len*2);
write_output("clean_x1.m","x1", clean_x1,len,1,1);
// write_output("clean_x1.m","x1", clean_x1,len,1,1);
// printf ("Interference removed \n");
// printf("dlsch_qpsk_llr_SIC: symbol %d,nb_rb %d, len %d,pbch_pss_sss_adjust %d\n",symbol,nb_rb,len,pbch_pss_sss_adjust);
......
openair1/PHY/LTE_TRANSPORT/dlsch_modulation.c
View file @ 6eea200c
......@@ -1643,7 +1643,7 @@ int dlsch_modulation_SIC(mod_sym_t **sic_buffer,
amp=1; //we do full scale here for SIC
gain_lin_QPSK = (int16_t)((ONE_OVER_SQRT2_Q15));
jj = 0;
i = 0;
while (jj <= G-1) {
......
openair1/SIMULATION/LTE_PHY/dlsim.c
View file @ 6eea200c
......@@ -170,7 +170,7 @@ int main(int argc, char **argv)
unsigned char *input_buffer0[2],*input_buffer1[2];
unsigned short input_buffer_length0,input_buffer_length1;
unsigned int ret;
unsigned int ret[2];
unsigned int coded_bits_per_codeword=0,nsymb,dci_cnt,tbs=0;
unsigned int tx_lev=0,tx_lev_dB=0,trials,errs[2][4],round_trials[4]={0,0,0,0},dci_errors=0,dlsch_active=0,num_layers;
......@@ -240,7 +240,7 @@ int main(int argc, char **argv)
double cpu_freq_GHz;
// time_stats_t ts;//,sts,usts;
int avg_iter,iter_trials;
int avg_iter[2],iter_trials[2];
int rballocset=0;
int print_perf=0;
int test_perf=0;
......@@ -2027,7 +2027,7 @@ n(tikz_fname,"w");
i=0;
while ((!feof(input_trch_fd)) && (i<input_buffer_length0<<3)) {
ret=fscanf(input_trch_fd,"%s",input_trch_val);
ret[0]=fscanf(input_trch_fd,"%s",input_trch_val);
if (input_trch_val[0] == '1')
input_buffer0[k][i>>3]+=(1<<(7-(i&7)));
......@@ -2066,8 +2066,10 @@ n(tikz_fname,"w");
// avg_ber = 0;
round=0;
avg_iter = 0;
iter_trials=0;
avg_iter[0] = 0;
avg_iter[1] = 0;
iter_trials[0]=0;
iter_trials[1]=0;
reset_meas(&PHY_vars_eNB->phy_proc_tx); // total eNB tx
reset_meas(&PHY_vars_eNB->dlsch_scrambling_stats);
reset_meas(&PHY_vars_UE->dlsch_unscrambling_stats);
......@@ -2122,8 +2124,9 @@ n(tikz_fname,"w");
//if (trials%100==0)
eNB2UE[0]->first_run = 1;
ret = PHY_vars_UE->dlsch_ue[0][0]->max_turbo_iterations+1;
while ((round < num_rounds) && (ret > PHY_vars_UE->dlsch_ue[0][0]->max_turbo_iterations)) {
ret[0] = PHY_vars_UE->dlsch_ue[0][0]->max_turbo_iterations+1;
ret[1] = PHY_vars_UE->dlsch_ue[0][0]->max_turbo_iterations+1;
while ((round < num_rounds) && (ret[0] > PHY_vars_UE->dlsch_ue[0][0]->max_turbo_iterations)) {
// printf("Trial %d, round %d\n",trials,round);
round_trials[round]++;
......@@ -3508,7 +3511,7 @@ n(tikz_fname,"w");
stop_meas(&PHY_vars_UE->dlsch_unscrambling_stats);
start_meas(&PHY_vars_UE->dlsch_decoding_stats);
ret = dlsch_decoding(PHY_vars_UE,
ret[0] = dlsch_decoding(PHY_vars_UE,
PHY_vars_UE->lte_ue_pdsch_vars[eNB_id]->llr[cw_non_sic],
&PHY_vars_UE->lte_frame_parms,
PHY_vars_UE->dlsch_ue[0][cw_non_sic],
......@@ -3519,15 +3522,15 @@ n(tikz_fname,"w");
stop_meas(&PHY_vars_UE->dlsch_decoding_stats);
if (ret <= PHY_vars_UE->dlsch_ue[0][cw_non_sic]->max_turbo_iterations ) {
if (ret[0] <= PHY_vars_UE->dlsch_ue[0][cw_non_sic]->max_turbo_iterations ) {
if (cw_non_sic==0) {
avg_iter += ret;
iter_trials++;
avg_iter[0] += ret[0];
iter_trials[0]++;
}
if (n_frames==1) {
printf("cw %d, round %d: No DLSCH errors found, uncoded ber %f\n",cw_non_sic,round,uncoded_ber);
printf("cw non sic %d, round %d: No DLSCH errors found, uncoded ber %f\n",cw_non_sic,round,uncoded_ber);
#ifdef PRINT_BYTES
for (s=0;s<PHY_vars_UE->dlsch_ue[0][cw_non_sic]->harq_processes[0]->C;s++) {
if (s<PHY_vars_UE->dlsch_ue[0][cw_non_sic]->harq_processes[0]->Cminus)
......@@ -3703,9 +3706,9 @@ n(tikz_fname,"w");
NULL,
coded_bits_per_codeword);
write_output("sic_buffer.m","sic", *sic_buffer,re_allocated,1,1);
write_output("rxdataF_comp1.m","rxF_comp1", *PHY_vars_UE->lte_ue_pdsch_vars[eNB_id]->rxdataF_comp1[PHY_vars_UE->dlsch_ue[0][0]->current_harq_pid][round],14*12*25,1,1);
write_output("rxdataF_rho.m","rho", *PHY_vars_UE->lte_ue_pdsch_vars[eNB_id]->dl_ch_rho_ext[PHY_vars_UE->dlsch_ue[0][0]->current_harq_pid][round],14*12*25,1,1);
// write_output("sic_buffer.m","sic", *sic_buffer,re_allocated,1,1);
// write_output("rxdataF_comp1.m","rxF_comp1", *PHY_vars_UE->lte_ue_pdsch_vars[eNB_id]->rxdataF_comp1[PHY_vars_UE->dlsch_ue[0][0]->current_harq_pid][round],14*12*25,1,1);
// write_output("rxdataF_rho.m","rho", *PHY_vars_UE->lte_ue_pdsch_vars[eNB_id]->dl_ch_rho_ext[PHY_vars_UE->dlsch_ue[0][0]->current_harq_pid][round],14*12*25,1,1);
dlsch_qpsk_llr_SIC(&PHY_vars_UE->lte_frame_parms,
......@@ -3719,7 +3722,7 @@ n(tikz_fname,"w");
PHY_vars_UE->dlsch_ue[eNB_id][0]);
// }// round
write_output("rxdata_llr1.m","llr1", PHY_vars_UE->lte_ue_pdsch_vars[eNB_id]->llr[1],re_allocated*2,1,0);
// write_output("rxdata_llr1.m","llr1", PHY_vars_UE->lte_ue_pdsch_vars[eNB_id]->llr[1],re_allocated*2,1,0);
for (cw_sic=cw_to_decode_interf_free; cw_sic<cw_to_decode_interf_free+1;cw_sic++){
PHY_vars_UE->dlsch_ue[0][cw_sic]->rnti = (common_flag==0) ? n_rnti: SI_RNTI;
......@@ -3777,7 +3780,7 @@ n(tikz_fname,"w");
stop_meas(&PHY_vars_UE->dlsch_unscrambling_stats);
start_meas(&PHY_vars_UE->dlsch_decoding_stats);
ret = dlsch_decoding(PHY_vars_UE,
ret[1] = dlsch_decoding(PHY_vars_UE,
PHY_vars_UE->lte_ue_pdsch_vars[eNB_id]->llr[cw_sic],
&PHY_vars_UE->lte_frame_parms,
PHY_vars_UE->dlsch_ue[0][cw_sic],
......@@ -3788,14 +3791,14 @@ n(tikz_fname,"w");
stop_meas(&PHY_vars_UE->dlsch_decoding_stats);
if (ret <= PHY_vars_UE->dlsch_ue[0][cw_sic]->max_turbo_iterations ) {
if (cw_sic==1) {
avg_iter += ret;
iter_trials++;
}
if (ret[1] <= PHY_vars_UE->dlsch_ue[0][cw_sic]->max_turbo_iterations ) { //if (ret <= PHY_vars_UE->dlsch_ue[0][cw_sic]->max_turbo_iterations )
avg_iter[1] += ret[1];
iter_trials[1]++;
if (n_frames==1) {
printf("cw %d, round %d: No DLSCH errors found, uncoded ber %f\n",cw_sic,round,uncoded_ber);
printf("cw sic %d, round %d: No DLSCH errors found, uncoded ber %f\n",cw_sic,round,uncoded_ber);
#ifdef PRINT_BYTES
for (s=0;s<PHY_vars_UE->dlsch_ue[0][cw_sic]->harq_processes[0]->C;s++) {
if (s<PHY_vars_UE->dlsch_ue[0][cw_sic]->harq_processes[0]->Cminus)
......@@ -3811,23 +3814,22 @@ n(tikz_fname,"w");
PHY_vars_UE->dlsch_ue[0][cw_sic]->harq_processes[0]->c[s][i]^PHY_vars_eNB->dlsch_eNB[0][cw_sic]->harq_processes[0]->c[s][i]);
}
#endif
}
}
}
// PHY_vars_UE->total_TBS[eNB_id] = PHY_vars_UE->total_TBS[eNB_id] + PHY_vars_UE->dlsch_ue[eNB_id][cw_sic]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][cw_sic]->current_harq_pid]->TBS;
} //if (ret <= PHY_vars_UE->dlsch_ue[0][cw_sic]->max_turbo_iterations )
else {
errs[cw_sic][round]++;
if (cw_sic==0) {
avg_iter += ret-1;
iter_trials++;
if (cw_sic==1) {
avg_iter[1] += ret[1]-1;
iter_trials[1]++;
}
if (n_frames==1) {
//if ((n_frames==1) || (SNR>=30)) {
printf("cw %d, round %d: DLSCH errors found, uncoded ber %f\n",cw_sic,round,uncoded_ber);
printf("cw sic %d, round %d: DLSCH errors found, uncoded ber %f\n",cw_sic,round,uncoded_ber);
#ifdef PRINT_BYTES
for (s=0;s<PHY_vars_UE->dlsch_ue[0][cw_sic]->harq_processes[0]->C;s++) {
if (s<PHY_vars_UE->dlsch_ue[0][cw_sic]->harq_processes[0]->Cminus)
......@@ -3856,13 +3858,13 @@ n(tikz_fname,"w");
errs[cw_non_sic][round]++;
if (cw_non_sic==0) {
avg_iter += ret-1;
iter_trials++;
avg_iter[0] += ret[0]-1;
iter_trials[0]++;
}
if (cw_non_sic==1) {
avg_iter += ret-1;
iter_trials++;
avg_iter[1] += ret[1]-1;
iter_trials[1]++;
}
if (n_frames==1) {
......@@ -4225,7 +4227,7 @@ n(tikz_fname,"w");
std_phy_proc_rx_dec = sqrt((double)PHY_vars_UE->dlsch_decoding_stats.diff_square/pow(cpu_freq_GHz,2)/pow(1000,
2)/PHY_vars_UE->dlsch_decoding_stats.trials - pow((double)PHY_vars_UE->dlsch_decoding_stats.diff/PHY_vars_UE->dlsch_decoding_stats.trials/cpu_freq_GHz/1000,2));
printf("DLSCH Decoding time (%02.2f Mbit/s, avg iter %1.2f) :%f us (%d trials, max %f)\n",
PHY_vars_eNB->dlsch_eNB[0][0]->harq_processes[0]->TBS/1000.0,(double)avg_iter/iter_trials,
PHY_vars_eNB->dlsch_eNB[0][0]->harq_processes[0]->TBS/1000.0,(double)avg_iter[0]/iter_trials[0],
(double)PHY_vars_UE->dlsch_decoding_stats.diff/PHY_vars_UE->dlsch_decoding_stats.trials/cpu_freq_GHz/1000.0,PHY_vars_UE->dlsch_decoding_stats.trials,
(double)PHY_vars_UE->dlsch_decoding_stats.max/cpu_freq_GHz/1000.0);
printf("|__ Statistcs std: %fus median %fus q1 %fus q3 %fus \n",std_phy_proc_rx_dec, rx_dec_median, rx_dec_q1, rx_dec_q3);
......@@ -4236,7 +4238,7 @@ n(tikz_fname,"w");
(double)PHY_vars_UE->dlsch_turbo_decoding_stats.diff/PHY_vars_UE->dlsch_turbo_decoding_stats.trials/cpu_freq_GHz/1000.0,PHY_vars_UE->dlsch_turbo_decoding_stats.trials);
printf(" |__ init %f us (cycles/iter %f, %d trials)\n",
(double)PHY_vars_UE->dlsch_tc_init_stats.diff/PHY_vars_UE->dlsch_tc_init_stats.trials/cpu_freq_GHz/1000.0,
(double)PHY_vars_UE->dlsch_tc_init_stats.diff/PHY_vars_UE->dlsch_tc_init_stats.trials/((double)avg_iter/iter_trials),
(double)PHY_vars_UE->dlsch_tc_init_stats.diff/PHY_vars_UE->dlsch_tc_init_stats.trials/((double)avg_iter[0]/iter_trials[0]),
PHY_vars_UE->dlsch_tc_init_stats.trials);
printf(" |__ alpha %f us (cycles/iter %f, %d trials)\n",
(double)PHY_vars_UE->dlsch_tc_alpha_stats.diff/PHY_vars_UE->dlsch_tc_alpha_stats.trials/cpu_freq_GHz/1000.0,
......@@ -4364,7 +4366,7 @@ n(tikz_fname,"w");
rate*effective_rate,
100*effective_rate,
rate,
(double)avg_iter/iter_trials,
(double)avg_iter[0]/iter_trials[0],
errs[0][0],
round_trials[0],
errs[0][1],
......@@ -4409,7 +4411,7 @@ n(tikz_fname,"w");
rate*effective_rate,
100*effective_rate,
rate,
(double)avg_iter/iter_trials,
(double)avg_iter[0]/iter_trials[0],
errs[0][0],
round_trials[0],
errs[0][1],
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment