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Add measurements for performance analysis

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This commit is contained in:
Raymond Knopp
2025-10-09 16:01:09 +02:00
committed by Laurent THOMAS
parent c537e2cabe
commit be236d450e
3 changed files with 18 additions and 5 deletions
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openair1/PHY/NR_TRANSPORT/nr_dlsch.c
+7 -4
View File
@@ -643,6 +643,7 @@ static int do_one_dlsch(unsigned char *input_ptr, PHY_VARS_gNB *gNB, NR_gNB_DLSC
#endif
}
start_meas(&gNB->dlsch_pdsch_generation_stats);
/// Resource mapping
// Non interleaved VRB to PRB mapping
uint16_t start_sc = frame_parms->first_carrier_offset + (rel15->rbStart + rel15->BWPStart) * NR_NB_SC_PER_RB;
@@ -664,6 +665,7 @@ static int do_one_dlsch(unsigned char *input_ptr, PHY_VARS_gNB *gNB, NR_gNB_DLSC
c16_t mod_dmrs[(n_dmrs+63)&~63] __attribute__((aligned(64)));
unsigned int re_beginning_of_symbol = 0;
start_meas(&gNB->dlsch_layer_mapping_stats);
int layerSz2 = (layerSz + 63) & ~63;
c16_t tx_layers[rel15->nrOfLayers][layerSz2] __attribute__((aligned(64)));
memset(tx_layers, 0, sizeof(tx_layers));
@@ -676,7 +678,6 @@ static int do_one_dlsch(unsigned char *input_ptr, PHY_VARS_gNB *gNB, NR_gNB_DLSC
// pmi = prgs_list[rbidx/prg_size].pm_idx, rbidx =0,...,rbSize-1
// The Precoding matrix:
// The Codebook Type I
start_meas(&gNB->dlsch_precoding_stats);
nfapi_nr_tx_precoding_and_beamforming_t *pb = &rel15->precodingAndBeamforming;
// beam number in multi-beam scenario (concurrent beams)
int bitmap = SL_to_bitmap(rel15->StartSymbolIndex, rel15->NrOfSymbols);
@@ -689,9 +690,10 @@ static int do_one_dlsch(unsigned char *input_ptr, PHY_VARS_gNB *gNB, NR_gNB_DLSC
bitmap);
c16_t **txdataF = gNB->common_vars.txdataF[beam_nb];
stop_meas(&gNB->dlsch_layer_mapping_stats);
// Loop Over OFDM symbols:
for (int l_symbol = rel15->StartSymbolIndex; l_symbol < rel15->StartSymbolIndex + rel15->NrOfSymbols; l_symbol++) {
start_meas(&gNB->dlsch_resource_mapping_stats);
int l_prime = 0; // single symbol layer 0
int l_overline = get_l0(rel15->dlDmrsSymbPos);
@@ -758,13 +760,14 @@ static int do_one_dlsch(unsigned char *input_ptr, PHY_VARS_gNB *gNB, NR_gNB_DLSC
re_beginning_of_symbol += layer_sz;
stop_meas(&gNB->dlsch_resource_mapping_stats);
start_meas(&gNB->dlsch_precoding_stats);
for (int ant = 0; ant < frame_parms->nb_antennas_tx; ant++) {
const size_t txdataF_offset_per_symbol = l_symbol * symbol_sz + txdataF_offset;
do_txdataF(txdataF, symbol_sz, txdataF_precoding, gNB, rel15, ant, start_sc, txdataF_offset_per_symbol);
}
stop_meas(&gNB->dlsch_precoding_stats);
}
stop_meas(&gNB->dlsch_precoding_stats);
stop_meas(&gNB->dlsch_pdsch_generation_stats);
/* output and its parts for each dlsch should be aligned on 64 bytes (or 8 * 64 bits)
* should remain a multiple of 8 * 64 with enough offset to fit each dlsch
*/
openair1/PHY/defs_gNB.h
+2
View File
@@ -501,6 +501,8 @@ typedef struct PHY_VARS_gNB_s {
time_stats_t dlsch_encoding_stats;
time_stats_t dlsch_modulation_stats;
time_stats_t dlsch_scrambling_stats;
time_stats_t dlsch_pdsch_generation_stats;
time_stats_t dlsch_layer_mapping_stats;
time_stats_t dlsch_resource_mapping_stats;
time_stats_t dlsch_precoding_stats;
time_stats_t tinput;
openair1/SIMULATION/NR_PHY/dlsim.c
+9 -1
View File
@@ -1029,7 +1029,10 @@ int main(int argc, char **argv)
reset_meas(&gNB->dlsch_rate_matching_stats);
reset_meas(&gNB->dlsch_segmentation_stats);
reset_meas(&gNB->dlsch_modulation_stats);
reset_meas(&gNB->dlsch_pdsch_generation_stats);
reset_meas(&gNB->dlsch_precoding_stats);
reset_meas(&gNB->dlsch_layer_mapping_stats);
reset_meas(&gNB->dlsch_resource_mapping_stats);
reset_meas(&gNB->dlsch_encoding_stats);
reset_meas(&gNB->dci_generation_stats);
reset_meas(&gNB->tinput);
@@ -1343,7 +1346,12 @@ int main(int argc, char **argv)
printStatIndent3(&gNB->dlsch_interleaving_stats, "DLSCH Interleaving time");
printStatIndent2(&gNB->dlsch_modulation_stats,"DLSCH modulation time");
printStatIndent2(&gNB->dlsch_scrambling_stats, "DLSCH scrambling time");
printStatIndent2(&gNB->dlsch_precoding_stats,"DLSCH Mapping/Precoding time");
printStatIndent2(&gNB->dlsch_pdsch_generation_stats,"DLSCH PDSCH Generation time");
printStatIndent3(&gNB->dlsch_layer_mapping_stats,"DLSCH Layer Mapping time");
gNB->dlsch_resource_mapping_stats.trials = gNB->dlsch_layer_mapping_stats.trials;
printStatIndent3(&gNB->dlsch_resource_mapping_stats,"DLSCH Resource Mapping time");
gNB->dlsch_precoding_stats.trials = gNB->dlsch_layer_mapping_stats.trials;
printStatIndent3(&gNB->dlsch_precoding_stats,"DLSCH Precoding time");
if (gNB->phase_comp)
printStatIndent2(&gNB->phase_comp_stats, "Phase Compensation");