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Moved DLSCH PHY structure to stack

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This commit is contained in:
Sakthivel Velumani
2022-10-31 18:22:27 -04:00
parent 4940146ff8
commit ea72306c38
22 changed files with 707 additions and 1135 deletions
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openair1/SIMULATION/NR_PHY/dlschsim.c
+35 -41
View File
@@ -106,8 +106,6 @@ int main(int argc, char **argv)
int frame_length_complex_samples;
//int frame_length_complex_samples_no_prefix;
NR_DL_FRAME_PARMS *frame_parms;
uint8_t Kmimo = 0;
uint32_t Nsoft = 0;
double sigma;
unsigned char qbits = 8;
int ret;
@@ -403,24 +401,19 @@ int main(int argc, char **argv)
//nr_init_frame_parms_ue(&UE->frame_parms);
//init_nr_ue_transport(UE, 0);
int num_codeword = NR_MAX_NB_LAYERS > 4? 2:1;
for (i = 0; i < num_codeword; i++) {
UE->dlsch[0][i] = new_nr_ue_dlsch(Kmimo, 8, Nsoft, 5, N_RB_DL);
if (!UE->dlsch[0][i]) {
printf("Can't get ue dlsch structures\n");
exit(-1);
}
UE->dlsch[0][i]->rnti = n_rnti;
}
NR_UE_DLSCH_t dlsch_ue[NR_MAX_NB_LAYERS > 4? 2:1] = {0};
int num_codeword = NR_MAX_NB_LAYERS > 4? 2:1;
nr_ue_dlsch_init(dlsch_ue, num_codeword, 5);
for (int i=0; i < num_codeword; i++)
dlsch_ue[0].rnti = n_rnti;
nr_init_harq_processes(UE->dl_harq_processes[0], 8, nb_rb);
unsigned char harq_pid = 0; //dlsch->harq_ids[subframe];
processingData_L1tx_t msgDataTx;
init_DLSCH_struct(gNB, &msgDataTx);
processingData_L1tx_t msgDataTx;
init_DLSCH_struct(gNB, &msgDataTx);
NR_gNB_DLSCH_t *dlsch = msgDataTx.dlsch[0][0];
nfapi_nr_dl_tti_pdsch_pdu_rel15_t *rel15 = &dlsch->harq_process.pdsch_pdu.pdsch_pdu_rel15;
//time_stats_t *rm_stats, *te_stats, *i_stats;
uint8_t is_crnti = 0;
unsigned int TBS = 8424;
uint8_t nb_re_dmrs = 6; // No data in dmrs symbol
uint16_t length_dmrs = 1;
@@ -432,7 +425,7 @@ int main(int argc, char **argv)
//printf("dlschsim harqid %d nb_rb %d, mscs %d\n",dlsch->harq_ids[subframe],
// dlsch->harq_processes[0]->nb_rb,dlsch->harq_processes[0]->mcs,dlsch->harq_processes[0]->Nl);
unsigned char mod_order = nr_get_Qm_dl(Imcs, mcs_table);
uint16_t rate = nr_get_code_rate_dl(Imcs, mcs_table);
uint16_t rate = nr_get_code_rate_dl(Imcs, mcs_table);
unsigned int available_bits = nr_get_G(nb_rb, nb_symb_sch, nb_re_dmrs, length_dmrs, mod_order, 1);
TBS = nr_compute_tbs(mod_order,rate, nb_rb, nb_symb_sch, nb_re_dmrs*length_dmrs, 0, 0, Nl);
printf("available bits %u TBS %u mod_order %d\n", available_bits, TBS, mod_order);
@@ -442,14 +435,14 @@ int main(int argc, char **argv)
rel15->qamModOrder[0] = mod_order;
rel15->nrOfLayers = Nl;
rel15->TBSize[0] = TBS>>3;
rel15->targetCodeRate[0] = rate;
rel15->NrOfCodewords = 1;
rel15->dmrsConfigType = NFAPI_NR_DMRS_TYPE1;
rel15->targetCodeRate[0] = rate;
rel15->NrOfCodewords = 1;
rel15->dmrsConfigType = NFAPI_NR_DMRS_TYPE1;
rel15->dlDmrsSymbPos = 4;
rel15->mcsIndex[0] = Imcs;
rel15->numDmrsCdmGrpsNoData = 1;
rel15->maintenance_parms_v3.tbSizeLbrmBytes = Tbslbrm;
rel15->maintenance_parms_v3.ldpcBaseGraph = get_BG(TBS, rate);
rel15->numDmrsCdmGrpsNoData = 1;
rel15->maintenance_parms_v3.tbSizeLbrmBytes = Tbslbrm;
rel15->maintenance_parms_v3.ldpcBaseGraph = get_BG(TBS, rate);
double modulated_input[16 * 68 * 384]; // [hna] 16 segments, 68*Zc
short channel_output_fixed[16 * 68 * 384];
//unsigned char *estimated_output;
@@ -457,21 +450,22 @@ int main(int argc, char **argv)
unsigned char test_input_bit[16 * 68 * 384];
//estimated_output = (unsigned char *) malloc16(sizeof(unsigned char) * 16 * 68 * 384);
unsigned char estimated_output_bit[16 * 68 * 384];
NR_UE_DLSCH_t *dlsch0_ue = UE->dlsch[0][0];
NR_DL_UE_HARQ_t *harq_process = dlsch0_ue->harq_processes[harq_pid];
harq_process->mcs = Imcs;
harq_process->mcs_table = mcs_table;
harq_process->Nl = Nl;
harq_process->nb_rb = nb_rb;
harq_process->Qm = mod_order;
harq_process->rvidx = rvidx;
harq_process->R = rate;
harq_process->TBS = TBS;
harq_process->dmrsConfigType = NFAPI_NR_DMRS_TYPE1;
harq_process->dlDmrsSymbPos = 4;
harq_process->n_dmrs_cdm_groups = 1;
harq_process->tbslbrm = Tbslbrm;
printf("harq process ue mcs = %d Qm = %d, symb %d\n", harq_process->mcs, harq_process->Qm, nb_symb_sch);
NR_UE_DLSCH_t *dlsch0_ue = &dlsch_ue[0];
NR_DL_UE_HARQ_t *harq_process = &UE->dl_harq_processes[0][harq_pid];
harq_process->first_rx = 1;
dlsch0_ue->dlsch_config.mcs = Imcs;
dlsch0_ue->dlsch_config.mcs_table = mcs_table;
dlsch0_ue->Nl = Nl;
dlsch0_ue->dlsch_config.number_rbs = nb_rb;
dlsch0_ue->dlsch_config.qamModOrder = mod_order;
dlsch0_ue->dlsch_config.rv = rvidx;
dlsch0_ue->dlsch_config.targetCodeRate = rate;
dlsch0_ue->dlsch_config.TBS = TBS;
dlsch0_ue->dlsch_config.dmrsConfigType = NFAPI_NR_DMRS_TYPE1;
dlsch0_ue->dlsch_config.dlDmrsSymbPos = 4;
dlsch0_ue->dlsch_config.n_dmrs_cdm_groups = 1;
dlsch0_ue->dlsch_config.tbslbrm = Tbslbrm;
printf("harq process ue mcs = %d Qm = %d, symb %d\n", dlsch0_ue->dlsch_config.mcs, dlsch0_ue->dlsch_config.qamModOrder, nb_symb_sch);
unsigned char *test_input=dlsch->harq_process.pdu;
//unsigned char test_input[TBS / 8] __attribute__ ((aligned(16)));
@@ -539,8 +533,8 @@ int main(int argc, char **argv)
vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_DLSCH_DECODING0, VCD_FUNCTION_IN);
ret = nr_dlsch_decoding(UE, &proc, 0, channel_output_fixed, &UE->frame_parms,
dlsch0_ue, dlsch0_ue->harq_processes[0], frame, nb_symb_sch,
slot,harq_pid, is_crnti);
dlsch0_ue, harq_process, frame, nb_symb_sch,
slot,harq_pid);
vcd_signal_dumper_dump_function_by_name(VCD_SIGNAL_DUMPER_FUNCTIONS_DLSCH_DECODING0, VCD_FUNCTION_OUT);
@@ -551,7 +545,7 @@ int main(int argc, char **argv)
errors_bit = 0;
for (i = 0; i < TBS; i++) {
estimated_output_bit[i] = (dlsch0_ue->harq_processes[0]->b[i / 8] & (1 << (i & 7))) >> (i & 7);
estimated_output_bit[i] = (harq_process->b[i / 8] & (1 << (i & 7))) >> (i & 7);
test_input_bit[i] = (test_input[i / 8] & (1 << (i & 7))) >> (i & 7); // Further correct for multiple segments
if (estimated_output_bit[i] != test_input_bit[i]) {
@@ -620,7 +614,7 @@ int main(int argc, char **argv)
int num_cw = NR_MAX_NB_LAYERS > 4? 2:1;
for (int i = 0; i < num_cw; i++)
free_nr_ue_dlsch(&UE->dlsch[0][i], N_RB_DL);
free_nr_ue_dl_harq(UE->dl_harq_processes[i], 8, nb_rb);
term_nr_ue_signal(UE, 1);
free(UE);
openair1/SIMULATION/NR_PHY/dlsim.c
+9 -9
View File
@@ -1015,7 +1015,7 @@ int main(int argc, char **argv)
nr_dcireq_t dcireq;
nr_scheduled_response_t scheduled_response;
NR_UE_PDCCH_CONFIG phy_pdcch_config={0};
nr_phy_data_t phy_data = {0};
memset((void*)&dcireq,0,sizeof(dcireq));
memset((void*)&scheduled_response,0,sizeof(scheduled_response));
@@ -1030,7 +1030,7 @@ int main(int argc, char **argv)
scheduled_response.CC_id = 0;
scheduled_response.frame = frame;
scheduled_response.slot = slot;
scheduled_response.phy_data = &phy_pdcch_config;
scheduled_response.phy_data = &phy_data;
nr_ue_phy_config_request(&UE_mac->phy_config);
//NR_COMMON_channels_t *cc = RC.nrmac[0]->common_channels;
@@ -1084,10 +1084,10 @@ int main(int argc, char **argv)
dcireq.frame = frame;
dcireq.slot = slot;
NR_UE_DLSCH_t *dlsch0 = UE->dlsch[0][0];
NR_UE_DLSCH_t *dlsch0 = &phy_data.dlsch[0];
int harq_pid = slot;
NR_DL_UE_HARQ_t *UE_harq_process = dlsch0->harq_processes[harq_pid];
NR_DL_UE_HARQ_t *UE_harq_process = &UE->dl_harq_processes[0][harq_pid];
NR_gNB_DLSCH_t *gNB_dlsch = msgDataTx->dlsch[0][0];
nfapi_nr_dl_tti_pdsch_pdu_rel15_t *rel15 = &gNB_dlsch->harq_process.pdsch_pdu.pdsch_pdu_rel15;
@@ -1262,24 +1262,24 @@ int main(int argc, char **argv)
phy_procedures_nrUE_RX(UE,
&UE_proc,
0,
&phy_pdcch_config,
&phy_data,
NULL);
//----------------------------------------------------------
//---------------------- count errors ----------------------
//----------------------------------------------------------
if (UE->dlsch[0][0]->last_iteration_cnt >=
UE->dlsch[0][0]->max_ldpc_iterations+1)
if (dlsch0->last_iteration_cnt >=
dlsch0->max_ldpc_iterations+1)
n_errors[round][snrRun]++;
NR_UE_PDSCH **pdsch_vars = UE->pdsch_vars;
int16_t *UE_llr = pdsch_vars[0]->llr[0];
TBS = UE_harq_process->TBS;//rel15->TBSize[0];
TBS = dlsch0->dlsch_config.TBS;//rel15->TBSize[0];
uint16_t length_dmrs = get_num_dmrs(rel15->dlDmrsSymbPos);
uint16_t nb_rb = rel15->rbSize;
uint8_t nb_re_dmrs = rel15->dmrsConfigType == NFAPI_NR_DMRS_TYPE1 ? 6*UE_harq_process->n_dmrs_cdm_groups : 4*UE_harq_process->n_dmrs_cdm_groups;
uint8_t nb_re_dmrs = rel15->dmrsConfigType == NFAPI_NR_DMRS_TYPE1 ? 6*dlsch0->dlsch_config.n_dmrs_cdm_groups : 4*dlsch0->dlsch_config.n_dmrs_cdm_groups;
uint8_t mod_order = rel15->qamModOrder[0];
uint8_t nb_symb_sch = rel15->NrOfSymbols;
openair1/SIMULATION/NR_PHY/pbchsim.c
+6 -8
View File
@@ -86,25 +86,23 @@ int nr_ue_pdcch_procedures(uint8_t gNB_id,
UE_nr_rxtx_proc_t *proc,
int32_t pdcch_est_size,
int32_t pdcch_dl_ch_estimates[][pdcch_est_size],
NR_UE_PDCCH_CONFIG *phy_pdcch_config,
nr_phy_data_t *phy_data,
int n_ss) {
return 0;
}
int nr_ue_pdsch_procedures(PHY_VARS_NR_UE *ue,
UE_nr_rxtx_proc_t *proc,
int eNB_id, PDSCH_t pdsch,
NR_UE_DLSCH_t *dlsch0, NR_UE_DLSCH_t *dlsch1) {
int eNB_id,
NR_UE_DLSCH_t *dlsch) {
return 0;
}
bool nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
UE_nr_rxtx_proc_t *proc,
int gNB_id,
PDSCH_t pdsch,
NR_UE_DLSCH_t *dlsch0,
NR_UE_DLSCH_t *dlsch1,
int *dlsch_errors) {
NR_UE_DLSCH_t *dlsch1) {
return false;
}
@@ -746,7 +744,7 @@ int main(int argc, char **argv)
}
else {
UE_nr_rxtx_proc_t proc={0};
NR_UE_PDCCH_CONFIG phy_pdcch_config={0};
nr_phy_data_t phy_data={0};
UE->rx_offset=0;
uint8_t ssb_index = 0;
@@ -776,7 +774,7 @@ int main(int argc, char **argv)
0,
ssb_index%8,
SISO,
&phy_pdcch_config,
&phy_data,
&result);
if (ret==0) {