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CCE-to-REG mapping extended for 2 or more DCI symbols at UE

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This commit is contained in:
rmagueta
2021-05-18 11:07:22 +02:00
committed by francescomani
parent b4bf06f791
commit 4204b8bb4c
2 changed files with 23 additions and 17 deletions
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openair1/PHY/NR_TRANSPORT/nr_dci.c
+3 -3
View File
@@ -182,7 +182,7 @@ void nr_generate_dci(PHY_VARS_gNB *gNB,
}
/*Mapping the encoded DCI along with the DMRS */
for(int symbol = 0; symbol < pdcch_pdu_rel15->DurationSymbols; symbol++) {
for(int symbol_idx = 0; symbol_idx < pdcch_pdu_rel15->DurationSymbols; symbol_idx++) {
for (int cce_count = 0; cce_count < dci_pdu->AggregationLevel; cce_count+=pdcch_pdu_rel15->DurationSymbols) {
int8_t cce_idx = reg_list_order[cce_count];
@@ -194,7 +194,7 @@ void nr_generate_dci(PHY_VARS_gNB *gNB,
if (k >= frame_parms.ofdm_symbol_size)
k -= frame_parms.ofdm_symbol_size;
l = cset_start_symb + symbol;
l = cset_start_symb + symbol_idx;
// dmrs index depends on reference point for k according to 38.211 7.4.1.3.2
if (pdcch_pdu_rel15->CoreSetType == NFAPI_NR_CSET_CONFIG_PDCCH_CONFIG)
@@ -239,7 +239,7 @@ void nr_generate_dci(PHY_VARS_gNB *gNB,
} // m
} // reg_in_cce_idx
} // cce_count
} // symbol
} // symbol_idx
LOG_D(PHY,
"DCI: payloadSize = %d | payload = %llx\n",
openair1/PHY/NR_UE_TRANSPORT/dci_nr.c
+20 -14
View File
@@ -142,7 +142,7 @@ void nr_pdcch_demapping_deinterleaving(uint32_t *llr,
if (reg_bundle_size_L != 0) { // interleaving will be done only if reg_bundle_size_L != 0
coreset_interleaved = 1;
coreset_C = (uint32_t) ((coreset_nbr_rb * coreset_time_dur) / (coreset_interleaver_size_R * reg_bundle_size_L));
coreset_C = (uint32_t) (coreset_nbr_rb / (coreset_interleaver_size_R * reg_bundle_size_L));
} else {
reg_bundle_size_L = 6;
}
@@ -150,7 +150,7 @@ void nr_pdcch_demapping_deinterleaving(uint32_t *llr,
int f_bundle_j_list[NR_MAX_PDCCH_AGG_LEVEL] = {};
for (int reg = 0; reg < ((coreset_nbr_rb * coreset_time_dur)); reg++) {
for (int reg = 0; reg < coreset_nbr_rb; reg++) {
if ((reg % reg_bundle_size_L) == 0) {
if (r == coreset_interleaver_size_R) {
r = 0;
@@ -158,7 +158,7 @@ void nr_pdcch_demapping_deinterleaving(uint32_t *llr,
}
bundle_j = (c * coreset_interleaver_size_R) + r;
f_bundle_j = ((r * coreset_C) + c + n_shift) % ((coreset_nbr_rb * coreset_time_dur) / reg_bundle_size_L);
f_bundle_j = ((r * coreset_C) + c + n_shift) % (coreset_nbr_rb / reg_bundle_size_L);
if (coreset_interleaved == 0) f_bundle_j = bundle_j;
@@ -184,22 +184,28 @@ void nr_pdcch_demapping_deinterleaving(uint32_t *llr,
}
}
for(int reg=0; reg<((coreset_nbr_rb*coreset_time_dur)); reg++) {
int rb = 0;
for (int c_id = 0; c_id < number_of_candidates; c_id++ ) {
for (int symbol_idx = 0; symbol_idx < coreset_time_dur; symbol_idx++) {
for (int cce_count = CCE[c_id/coreset_time_dur]+c_id%coreset_time_dur; cce_count < CCE[c_id/coreset_time_dur]+c_id%coreset_time_dur+L[c_id]; cce_count += coreset_time_dur) {
for (int reg_in_cce_idx = 0; reg_in_cce_idx < NR_NB_REG_PER_CCE; reg_in_cce_idx++) {
f_reg = (f_bundle_j_list_ord[reg/6]*reg_bundle_size_L)+(reg%reg_bundle_size_L);
index_z = 9*reg;
index_llr = 9*((uint16_t)floor(f_reg/coreset_time_dur)+((f_reg%coreset_time_dur)*(coreset_nbr_rb)));
f_reg = (f_bundle_j_list_ord[cce_count] * reg_bundle_size_L) + reg_in_cce_idx;
index_z = 9 * rb;
index_llr = (uint16_t) (f_reg + symbol_idx * coreset_nbr_rb) * 9;
for (int i=0; i<9; i++) {
z[index_z + i] = llr[index_llr + i];
for (int i = 0; i < 9; i++) {
z[index_z + i] = llr[index_llr + i];
#ifdef NR_PDCCH_DCI_DEBUG
LOG_D(PHY,"[reg=%d,bundle_j=%d] z[%d]=(%d,%d) <-> \t[f_reg=%d,fbundle_j=%d] llr[%d]=(%d,%d) \n",
reg,bundle_j,(index_z + i),*(int16_t *) &z[index_z + i],*(1 + (int16_t *) &z[index_z + i]),
f_reg,f_bundle_j,(index_llr + i),*(int16_t *) &llr[index_llr + i], *(1 + (int16_t *) &llr[index_llr + i]));
LOG_I(PHY,"[cce_count=%d,reg_in_cce_idx=%d,bundle_j=%d,symbol_idx=%d,candidate=%d] z[%d]=(%d,%d) <-> \t[f_reg=%d,fbundle_j=%d] llr[%d]=(%d,%d) \n",
cce_count,reg_in_cce_idx,bundle_j,symbol_idx,c_id,(index_z + i),*(int16_t *) &z[index_z + i],*(1 + (int16_t *) &z[index_z + i]),
f_reg,f_bundle_j,(index_llr + i),*(int16_t *) &llr[index_llr + i], *(1 + (int16_t *) &llr[index_llr + i]));
#endif
}
rb++;
}
}
}
if ((reg%reg_bundle_size_L) == 0) r++;
}
}