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Dlsim dump processing buffers

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Write extracted rxF buffer to output bin file.
Fix offset in writing rxF buffer.
This commit is contained in:
Sakthivel Velumani
2025-07-24 13:20:04 -04:00
parent 7feaea00c2
commit eb44d715ca
3 changed files with 50 additions and 30 deletions
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openair1/SIMULATION/NR_PHY/dlsim.c
+36 -21
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@@ -1239,11 +1239,11 @@ printf("%d\n", slot);
int16_t *UE_llr = (int16_t*)UE->phy_sim_pdsch_llr;
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*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;
uint16_t length_dmrs = get_num_dmrs(dlsch0->dlsch_config.dlDmrsSymbPos);
uint16_t nb_rb = dlsch0->dlsch_config.number_rbs;
uint8_t nb_re_dmrs = dlsch0->dlsch_config.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 = dlsch0->dlsch_config.qamModOrder;
uint8_t nb_symb_sch = dlsch0->dlsch_config.number_symbols;
uint32_t unav_res = ptrsSymbPerSlot * ptrsRePerSymb;
available_bits = nr_get_G(nb_rb, nb_symb_sch, nb_re_dmrs, length_dmrs, unav_res, mod_order, rel15->nrOfLayers);
if (pdu_bit_map & 0x1) {
@@ -1367,23 +1367,38 @@ printf("%d\n", slot);
if (UE->frame_parms.nb_antennas_rx>1)
LOG_M("rxsig1.m", "rxs1", UE->common_vars.rxdata[1], frame_length_complex_samples, dec, op_format);
LOG_M("rxF0.m", "rxF0", UE->phy_sim_rxdataF, frame_parms->samples_per_slot_wCP, dec, op_format);
LOG_M("rxF_ext.m", "rxFe", UE->phy_sim_pdsch_rxdataF_ext, g_rbSize * 12 * 14, dec, op_format);
const uint32_t numReSym = (g_rbSize * 12 + 15) & (~15);
const uint32_t numValidReSym = g_rbSize * 12;
{
const int s = rel15->StartSymbolIndex;
const int n = rel15->NrOfSymbols;
for (int i = s; i < s + n; i++) {
char fName[50];
snprintf(fName, sizeof(fName), "chestF0_ext_s%d.m", i);
LOG_M(fName,
"chF0_ext",
((c16_t *)UE->phy_sim_pdsch_dl_ch_estimates_ext) + (i * numReSym),
numValidReSym,
dec,
op_format);
snprintf(fName, sizeof(fName), "rxF_comp_s%d.m", i);
LOG_M(fName, "rxFc", ((c16_t *)UE->phy_sim_pdsch_rxdataF_comp) + (i * numReSym), numValidReSym, dec, op_format);
for (int l = 0; l < g_nrOfLayers; l++) {
for (int r = 0; r < n_rx; r++) {
const int s = rel15->StartSymbolIndex;
const int n = rel15->NrOfSymbols;
for (int i = s; i < s + n; i++) {
const uint32_t dmrsBitMap = phy_data.dlsch[0].dlsch_config.dlDmrsSymbPos;
const uint32_t dmrsCfg = phy_data.dlsch[0].dlsch_config.dmrsConfigType;
const uint32_t nrb = phy_data.dlsch[0].dlsch_config.number_rbs;
const uint32_t ncdmg = phy_data.dlsch[0].dlsch_config.n_dmrs_cdm_groups;
const uint32_t numValidReSym = ((dmrsBitMap >> i) & 1)
? ((dmrsCfg == NFAPI_NR_DMRS_TYPE1) ? nrb * (12 - 6 * ncdmg) : nrb * (12 - 4 * ncdmg))
: (nrb * 12);
char fName[50];
snprintf(fName, sizeof(fName), "chestF_ext_l%d_r%d_s%d.m", l, r, i);
uint32_t buff_offset = (i * g_nrOfLayers * n_rx * numReSym) + (l * n_rx * numReSym) + (r * numReSym);
LOG_M(fName,
"chF0_ext",
((c16_t *)UE->phy_sim_pdsch_dl_ch_estimates_ext) + buff_offset,
numValidReSym,
dec,
op_format);
snprintf(fName, sizeof(fName), "rxF_comp_l%d_s%d.m", l, i);
LOG_M(fName, "rxFc", ((c16_t *)UE->phy_sim_pdsch_rxdataF_comp) + (l * NR_SYMBOLS_PER_SLOT * numReSym) + (i * numReSym), numValidReSym, dec, op_format);
if (l == 0) {
snprintf(fName, sizeof(fName), "rxF_ext_r%d_s%d.m", r, i);
buff_offset = (i * n_rx * numReSym) + (r * numReSym);
LOG_M(fName, "rxFext", ((c16_t *)UE->phy_sim_pdsch_rxdataF_ext) + buff_offset, numValidReSym, dec, op_format);
}
snprintf(fName, sizeof(fName), "chestF0_s%d.m", i);
LOG_M(fName, "chF0", ((c16_t *)UE->phy_sim_pdsch_dl_ch_estimates) + i * frame_parms->ofdm_symbol_size, nrb*12, dec, op_format);
}
}
}
LOG_M("chestF0.m", "chF0", UE->phy_sim_pdsch_dl_ch_estimates, frame_parms->ofdm_symbol_size * 14, dec, op_format);