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Commit ecf7460d authored by Elena_Lukashova's avatar Elena_Lukashova
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Fixing bug in dlsim.c for LLR updates for SIC receiver.

parent e4e739ff
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Showing with 95 additions and 22 deletions
openair1/PHY/LTE_TRANSPORT/dlsch_coding.c
View file @ ecf7460d
......@@ -408,6 +408,7 @@ int dlsch_encoding(unsigned char *a,
nb_rb,
m); // r
stop_meas(rm_stats);
//printf("dlsch->harq_processes[harq_pid]->rvidx = %d\n", dlsch->harq_processes[harq_pid]->rvidx);
#ifdef DEBUG_DLSCH_CODING
if (r==dlsch->harq_processes[harq_pid]->C-1)
......
openair1/PHY/LTE_TRANSPORT/dlsch_decoding.c
View file @ ecf7460d
......@@ -382,7 +382,7 @@ uint32_t dlsch_decoding(PHY_VARS_UE *phy_vars_ue,
harq_process->round);
#endif
//printf("dlsch->harq_processes[harq_pid]->rvidx = %d\n", dlsch->harq_processes[harq_pid]->rvidx);
if (lte_rate_matching_turbo_rx(harq_process->RTC[r],
G,
harq_process->w[r],
......
openair1/SIMULATION/LTE_PHY/dlsim.c
View file @ ecf7460d
......@@ -187,7 +187,7 @@ int main(int argc, char **argv)
unsigned int ret[2];
unsigned int coded_bits_per_codeword[2],nsymb,dci_cnt,tbs[2];
unsigned int tx_lev=0, tx_lev_dB=0, round=0, trials, errs[2][4]={{0,0,0,0},{0,0,0,0}}, round_trials[2][4]={{0,0,0,0},{0,0,0,0}}, round_sic=0;
unsigned int tx_lev=0, tx_lev_dB=0, round=0, trials, errs[2][4]={{0,0,0,0},{0,0,0,0}}, round_trials[2][4]={{0,0,0,0},{0,0,0,0}}, decoded_in_sic[4]={0,0,0,0}, sic_attempt[4]={0,0,0,0}, round_sic=0;
unsigned int dci_errors=0, dlsch_active=0, num_layers;
int re_allocated;
......@@ -795,8 +795,10 @@ int main(int argc, char **argv)
}
if ((transmission_mode != 3) && (transmission_mode != 4))
fprintf(bler_fd,"SNR; MCS1; MCS2; TBS1; TBS2; rate 0; rate 1; err0_st1; err0_st2 trials0; err1_st1; err1_st2; trials1; err2_st1; err2_st2; trials2; err3_st1; err3_st2; trials3; throug 0; throug 1; sum throug; dci_err\n");
else if (rx_type == rx_SIC_dual_stream)
fprintf(bler_fd,"SNR; MCS1; MCS2; TBS1; TBS2; rate 0; rate 1; err0_tb0; err0_tb1; trials_tb0_r0; trials_tb1_r0; sic_att0; sic_suc0; err1_tb0; err1_tb1; trials_tb0_r1; trials_tb1_r1; sic_att1; sic_suc1; err2_tb0; err2_tb1; trials_tb0_r2; trials1_tb1_r2; sic_att2; sic_suc2; err3_tb0; err3_tb1; trials_tb0_r3; trials_tb1_r3; sic_att3; sic_suc3; th_tb0_r0; th_tb1_r0; th_sum_r0; th_tb0_r1; th_tb1_r1; th_sum_r1; th_tb0_r2; th_tb1_r2; th_sum_r2; th_tb0_r3; th_tb1_r3; th_sum_r3; tot_th\n");
else
fprintf(bler_fd,"SNR; MCS1; MCS2; TBS1; TBS2; rate 0; rate 1; err0_st1; err0_st2; trials0 r0; trials1 r0; err1_st1; err1_st2; trials0_r1; trials1_r1; err2_st1; err2_st2; trials0_r2; trials1_r2; err3_st1; err3_st2; trials0_r3; trials1_r3; th0_r0; th1_r0; th_sum_r0; th0_r1; th1_r1; th_sum_r1; th0_r2; th1_r2; th_sum_r2; th0_r3; th1_r3; th_sum_r3; tot_th\n");
fprintf(bler_fd,"SNR; MCS1; MCS2; TBS1; TBS2; rate 0; rate 1; err0_tb0; err0_tb1; trials_tb0_r0; trials_tb1_r0; err1_tb0; err1_tb1; trials_tb0_r1; trials_tb1_r1; err2_tb0; err2_tb1; trials_tb0_r2; trials1_tb1_r2; err3_tb0; err3_tb1; trials_tb0_r3; trials_tb1_r3; th_tb0_r0; th_tb1_r0; th_sum_r0; th_tb0_r1; th_tb1_r1; th_sum_r1; th_tb0_r2; th_tb1_r2; th_sum_r2; th_tb0_r3; th_tb1_r3; th_sum_r3; tot_th\n");
if (test_perf != 0) {
......@@ -2011,6 +2013,8 @@ int main(int argc, char **argv)
for (i=0; i<4; i++) {
errs[0][i]=0; //CW_0
errs[1][i]=0; //CW_1
decoded_in_sic[i]=0;
sic_attempt[i]=0;
round_trials[0][i] = 0; // CW_0
round_trials[1][i] = 0; // CW_1
......@@ -3872,6 +3876,7 @@ int main(int argc, char **argv)
//printf("\n CW 0 is decoded, i go for , round %d\n", round);
//printf("\n ret[TB0] = %d round %d\n", ret[TB], round);
sic_attempt[round]++;
for (round_sic = 0 ; round_sic < (round +1); round_sic++) {
......@@ -3893,6 +3898,22 @@ int main(int argc, char **argv)
dlsch0_eNB_harq->TBS = dlsch0_ue_harq->TBS;
dlsch0_eNB_harq->dl_power_off = dlsch0_ue_harq->dl_power_off;
dlsch0_eNB_harq->status = dlsch0_ue_harq->status;
if (round_sic == 0){
PHY_vars_UE->dlsch_eNB[eNB_id]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][1]->current_harq_pid]->rvidx = 0;
PHY_vars_UE->dlsch_ue[0][1]->harq_processes[PHY_vars_UE->dlsch_ue[0][1]->current_harq_pid]->rvidx=0;
}
else if (round_sic == 1){
PHY_vars_UE->dlsch_eNB[eNB_id]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][1]->current_harq_pid]->rvidx = 1;
PHY_vars_UE->dlsch_ue[0][1]->harq_processes[PHY_vars_UE->dlsch_ue[0][1]->current_harq_pid]->rvidx=1;
}
else if (round_sic == 2){
PHY_vars_UE->dlsch_eNB[eNB_id]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][1]->current_harq_pid]->rvidx = 2;
PHY_vars_UE->dlsch_ue[0][1]->harq_processes[PHY_vars_UE->dlsch_ue[0][1]->current_harq_pid]->rvidx=2;
}
else{
PHY_vars_UE->dlsch_eNB[eNB_id]->harq_processes[PHY_vars_UE->dlsch_ue[eNB_id][1]->current_harq_pid]->rvidx = 3;
PHY_vars_UE->dlsch_ue[0][1]->harq_processes[PHY_vars_UE->dlsch_ue[0][1]->current_harq_pid]->rvidx=3;
}
PHY_vars_UE->dlsch_eNB[eNB_id]->active = PHY_vars_UE->dlsch_ue[eNB_id][0]->active;
PHY_vars_UE->dlsch_eNB[eNB_id]->rnti = PHY_vars_UE->dlsch_ue[eNB_id][0]->rnti;
......@@ -3921,7 +3942,7 @@ int main(int argc, char **argv)
dlsch_scrambling(&PHY_vars_UE->lte_frame_parms,
0,
PHY_vars_UE->dlsch_eNB[eNB_id],
coded_bits_per_codeword[TB],
coded_bits_per_codeword[0],
0,
subframe<<1);
......@@ -4051,6 +4072,7 @@ int main(int argc, char **argv)
stop_meas(&PHY_vars_UE->dlsch_unscrambling_stats);
start_meas(&PHY_vars_UE->dlsch_decoding_stats);
ret[1] = dlsch_decoding(PHY_vars_UE,
PHY_vars_UE->lte_ue_pdsch_vars[eNB_id]->llr[PHY_vars_UE->dlsch_ue[0][1]->harq_processes[PHY_vars_UE->dlsch_ue[0][1]->current_harq_pid]->codeword],
&PHY_vars_UE->lte_frame_parms,
......@@ -4068,6 +4090,7 @@ int main(int argc, char **argv)
//printf("ret TB 1 = %d round %d \n", ret[1], round);
if (ret[1] <= PHY_vars_UE->dlsch_ue[0][0]->max_turbo_iterations ) {
decoded_in_sic[round]++;
round_sic = round+1; // to exit round_sic
#ifdef DEBUG_HARQ
printf("[DLSIM] TB1 is decoded in SIC loop\n");
......@@ -4378,6 +4401,8 @@ int main(int argc, char **argv)
#ifdef DEBUG_HARQ
printf("\n both failed round 0 = %d, both failed round 1 = %d, both failed round 2 = %d, both failed round 3 = %d\n", resend_both[0], resend_both[1], resend_both[2], resend_both[3]);
printf(" one failed round 0 = %d, one failed round 1 = %d, one failed round 2 = %d, one failed round 3 = %d\n", resend_one[0], resend_one[1], resend_one[2], resend_one[3]);
printf(" sic attempt round 0 = %d, sic attempt round 1 = %d, sic attempt round 2 = %d, sic attempt round 3 = %d\n", sic_attempt[0], sic_attempt[1], sic_attempt[2], sic_attempt[3]);
printf(" decoded in sic round 0 = %d, decoded in sic round 1 = %d, decoded in sic round 2 = %d, decoded in sic round 3 = %d\n", decoded_in_sic[0], decoded_in_sic[1], decoded_in_sic[2], decoded_in_sic[3]);
#endif
// round_trials[0]: number of code word : goodput the protocol
double table_tx[time_vector_tx.size];
......@@ -4733,7 +4758,54 @@ int main(int argc, char **argv)
round_trials[0][3],
dci_errors);
}
else {
else if ( rx_type== rx_SIC_dual_stream) {
fprintf(bler_fd,"%f;%d;%d;%d;%d;%f;%f;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f\n",
SNR,
mcs1,
mcs2,
tbs0_init,
tbs1_init,
rate0_init,
rate1_init,
errs[0][0],
errs[1][0],
round_trials[0][0],
round_trials[1][0],
sic_attempt[0],
decoded_in_sic[0],
errs[0][1],
errs[1][1],
round_trials[0][1],
round_trials[1][1],
sic_attempt[1],
decoded_in_sic[1],
errs[0][2],
errs[1][2],
round_trials[0][2],
round_trials[1][2],
sic_attempt[2],
decoded_in_sic[2],
errs[0][3],
errs[1][3],
round_trials[0][3],
round_trials[1][3],
sic_attempt[3],
decoded_in_sic[3],
thr_cw0[0],
thr_cw1[0],
thr_cw0[0]+thr_cw1[0],
thr_cw0[1],
thr_cw1[1],
thr_cw0[1]+thr_cw1[1],
thr_cw0[2],
thr_cw1[2],
thr_cw0[2]+thr_cw1[2],
thr_cw0[3],
thr_cw1[3],
thr_cw0[3]+thr_cw1[3],
thr_cw0[0]+thr_cw0[1]+thr_cw0[2]+thr_cw0[3]+thr_cw1[0]+thr_cw1[1]+thr_cw1[2]+ thr_cw1[3]);
}
else{
fprintf(bler_fd,"%f;%d;%d;%d;%d;%f;%f;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f\n",
SNR,
mcs1,
......
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