maki/openairinterface5g
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge remote-tracking branch 'origin/RA_common_dl_pdus' into integration_2025_w10

Browse Source
This commit is contained in:
francescomani
2025-03-07 15:12:24 +01:00
parent 14ab06c641 f50f3a34cd
commit 46031d5f1e
3 changed files with 232 additions and 383 deletions
Download Patch File Download Diff File Expand all files Collapse all files
openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c
-53
View File
@@ -2084,59 +2084,6 @@ static const uint16_t table_7_3_1_1_2_32[3][15] = {
{0, 1, 2, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
};
void nr_get_tbs_dl(nfapi_nr_dl_tti_pdsch_pdu *pdsch_pdu,
int x_overhead,
uint8_t numdmrscdmgroupnodata,
uint8_t tb_scaling) {
LOG_D(MAC, "TBS calculation\n");
nfapi_nr_dl_tti_pdsch_pdu_rel15_t *pdsch_rel15 = &pdsch_pdu->pdsch_pdu_rel15;
uint16_t N_PRB_oh = x_overhead;
uint8_t N_PRB_DMRS;
if (pdsch_rel15->dmrsConfigType == NFAPI_NR_DMRS_TYPE1) {
// if no data in dmrs cdm group is 1 only even REs have no data
// if no data in dmrs cdm group is 2 both odd and even REs have no data
N_PRB_DMRS = numdmrscdmgroupnodata*6;
}
else {
N_PRB_DMRS = numdmrscdmgroupnodata*4;
}
uint8_t N_sh_symb = pdsch_rel15->NrOfSymbols;
uint8_t Imcs = pdsch_rel15->mcsIndex[0];
uint16_t dmrs_length = get_num_dmrs(pdsch_rel15->dlDmrsSymbPos);
uint16_t N_RE_prime = NR_NB_SC_PER_RB*N_sh_symb - N_PRB_DMRS*dmrs_length - N_PRB_oh;
LOG_D(MAC, "N_RE_prime %d for %d symbols %d DMRS per PRB and %d overhead\n", N_RE_prime, N_sh_symb, N_PRB_DMRS, N_PRB_oh);
uint32_t TBS=0;
/*uint8_t mcs_table = config.pdsch_config.mcs_table.value;
uint8_t ss_type = params_rel15.search_space_type;
uint8_t dci_format = params_rel15.dci_format;
get_table_idx(mcs_table, dci_format, rnti_type, ss_type);*/
uint8_t table_idx = 0;
uint16_t R = nr_get_code_rate_dl(Imcs, table_idx);
uint8_t Qm = nr_get_Qm_dl(Imcs, table_idx);
TBS = nr_compute_tbs(Qm,
R,
pdsch_rel15->rbSize,
N_sh_symb,
N_PRB_DMRS*dmrs_length,
N_PRB_oh,
tb_scaling,
pdsch_rel15->nrOfLayers)>>3;
pdsch_rel15->targetCodeRate[0] = R;
pdsch_rel15->qamModOrder[0] = Qm;
pdsch_rel15->TBSize[0] = TBS;
// pdsch_rel15->nb_mod_symbols = N_RE_prime*pdsch_rel15->n_prb*pdsch_rel15->nb_codewords;
pdsch_rel15->mcsTable[0] = table_idx;
LOG_D(MAC, "TBS %d bytes: N_PRB_DMRS %d N_sh_symb %d N_PRB_oh %d R %d Qm %d table %d nb_symbols %d\n",
TBS, N_PRB_DMRS, N_sh_symb, N_PRB_oh, R, Qm, table_idx,N_RE_prime*pdsch_rel15->rbSize*pdsch_rel15->NrOfCodewords );
}
// the following tables contain 10 times the value reported in 214 (in line with SCF specification and to avoid fractional values)
//Table 5.1.3.1-1 of 38.214
static const uint16_t Table_51311[32][2] = {{2, 1200}, {2, 1570}, {2, 1930}, {2, 2510}, {2, 3080}, {2, 3790}, {2, 4490}, {2, 5260},
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c
+232 -325
View File
@@ -1432,6 +1432,193 @@ static bool msg2_in_response_window(int rach_frame,
return in_window;
}
static void prepare_dl_pdus(gNB_MAC_INST *nr_mac,
NR_RA_t *ra,
NR_UE_DL_BWP_t *dl_bwp,
nfapi_nr_dl_tti_request_body_t *dl_req,
NR_sched_pucch_t *pucch,
NR_pdsch_dmrs_t dmrs_info,
NR_tda_info_t tda,
nr_rnti_type_t rnti_type,
int aggregation_level,
int CCEIndex,
int tb_size,
int ndi,
int tpc,
int delta_PRI,
int current_harq_pid,
int time_domain_assignment,
int CC_id,
int rnti,
int round,
int mcsIndex,
int tb_scaling,
int pduindex,
long BWPStart,
long BWPSize,
int rbStart,
int rbSize)
{
// look up the PDCCH PDU for this CC, BWP, and CORESET. If it does not exist, create it. This is especially
// important if we have multiple RAs, and the DLSCH has to reuse them, so we need to mark them
NR_ControlResourceSet_t *coreset = ra->coreset;
const int coresetid = coreset->controlResourceSetId;
nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_rel15 = nr_mac->pdcch_pdu_idx[CC_id][coresetid];
if (!pdcch_pdu_rel15) {
nfapi_nr_dl_tti_request_pdu_t *dl_tti_pdcch_pdu = &dl_req->dl_tti_pdu_list[dl_req->nPDUs];
memset(dl_tti_pdcch_pdu, 0, sizeof(nfapi_nr_dl_tti_request_pdu_t));
dl_tti_pdcch_pdu->PDUType = NFAPI_NR_DL_TTI_PDCCH_PDU_TYPE;
dl_tti_pdcch_pdu->PDUSize = (uint8_t)(2 + sizeof(nfapi_nr_dl_tti_pdcch_pdu));
dl_req->nPDUs += 1;
pdcch_pdu_rel15 = &dl_tti_pdcch_pdu->pdcch_pdu.pdcch_pdu_rel15;
nr_configure_pdcch(pdcch_pdu_rel15, coreset, &ra->sched_pdcch, false);
nr_mac->pdcch_pdu_idx[CC_id][coresetid] = pdcch_pdu_rel15;
}
nfapi_nr_dl_tti_request_pdu_t *dl_tti_pdsch_pdu = &dl_req->dl_tti_pdu_list[dl_req->nPDUs];
memset((void *)dl_tti_pdsch_pdu, 0, sizeof(nfapi_nr_dl_tti_request_pdu_t));
dl_tti_pdsch_pdu->PDUType = NFAPI_NR_DL_TTI_PDSCH_PDU_TYPE;
dl_tti_pdsch_pdu->PDUSize = (uint8_t)(2 + sizeof(nfapi_nr_dl_tti_pdsch_pdu));
dl_req->nPDUs += 1;
nfapi_nr_dl_tti_pdsch_pdu_rel15_t *pdsch_pdu_rel15 = &dl_tti_pdsch_pdu->pdsch_pdu.pdsch_pdu_rel15;
NR_COMMON_channels_t *cc = &nr_mac->common_channels[CC_id];
NR_ServingCellConfigCommon_t *scc = cc->ServingCellConfigCommon;
int mcsTableIdx = dl_bwp->mcsTableIdx;
pdsch_pdu_rel15->pduBitmap = 0;
pdsch_pdu_rel15->rnti = rnti;
pdsch_pdu_rel15->pduIndex = pduindex;
pdsch_pdu_rel15->BWPSize = BWPSize;
pdsch_pdu_rel15->BWPStart = BWPStart;
pdsch_pdu_rel15->SubcarrierSpacing = dl_bwp->scs;
pdsch_pdu_rel15->CyclicPrefix = 0;
pdsch_pdu_rel15->NrOfCodewords = 1;
int R = nr_get_code_rate_dl(mcsIndex, mcsTableIdx);
pdsch_pdu_rel15->targetCodeRate[0] = R;
int Qm = nr_get_Qm_dl(mcsIndex, mcsTableIdx);
pdsch_pdu_rel15->qamModOrder[0] = Qm;
pdsch_pdu_rel15->TBSize[0] = tb_size;
pdsch_pdu_rel15->mcsIndex[0] = mcsIndex;
pdsch_pdu_rel15->mcsTable[0] = mcsTableIdx;
pdsch_pdu_rel15->rvIndex[0] = nr_get_rv(round % 4);
pdsch_pdu_rel15->dataScramblingId = *scc->physCellId;
pdsch_pdu_rel15->nrOfLayers = 1;
pdsch_pdu_rel15->transmissionScheme = 0;
pdsch_pdu_rel15->refPoint = 0;
pdsch_pdu_rel15->dmrsConfigType = dmrs_info.dmrsConfigType;
pdsch_pdu_rel15->dlDmrsScramblingId = *scc->physCellId;
pdsch_pdu_rel15->SCID = 0;
pdsch_pdu_rel15->numDmrsCdmGrpsNoData = dmrs_info.numDmrsCdmGrpsNoData;
pdsch_pdu_rel15->dmrsPorts = 1;
pdsch_pdu_rel15->resourceAlloc = 1;
pdsch_pdu_rel15->rbStart = rbStart;
pdsch_pdu_rel15->rbSize = rbSize;
pdsch_pdu_rel15->VRBtoPRBMapping = 0;
pdsch_pdu_rel15->StartSymbolIndex = tda.startSymbolIndex;
pdsch_pdu_rel15->NrOfSymbols = tda.nrOfSymbols;
pdsch_pdu_rel15->dlDmrsSymbPos = dmrs_info.dl_dmrs_symb_pos;
pdsch_pdu_rel15->maintenance_parms_v3.tbSizeLbrmBytes = nr_compute_tbslbrm(mcsTableIdx, ra->sc_info.dl_bw_tbslbrm, 1);
pdsch_pdu_rel15->maintenance_parms_v3.ldpcBaseGraph = get_BG(tb_size << 3, R);
pdsch_pdu_rel15->precodingAndBeamforming.num_prgs = 1;
pdsch_pdu_rel15->precodingAndBeamforming.prg_size = 275;
pdsch_pdu_rel15->precodingAndBeamforming.dig_bf_interfaces = 1;
pdsch_pdu_rel15->precodingAndBeamforming.prgs_list[0].pm_idx = 0;
pdsch_pdu_rel15->precodingAndBeamforming.prgs_list[0].dig_bf_interface_list[0].beam_idx = ra->beam_id;
/* Fill PDCCH DL DCI PDU */
nfapi_nr_dl_dci_pdu_t *dci_pdu = &pdcch_pdu_rel15->dci_pdu[pdcch_pdu_rel15->numDlDci];
pdcch_pdu_rel15->numDlDci++;
dci_pdu->RNTI = rnti;
dci_pdu->ScramblingId = *scc->physCellId;
dci_pdu->ScramblingRNTI = 0;
dci_pdu->AggregationLevel = aggregation_level;
dci_pdu->CceIndex = CCEIndex;
dci_pdu->beta_PDCCH_1_0 = 0;
dci_pdu->powerControlOffsetSS = 1;
dci_pdu->precodingAndBeamforming.num_prgs = 0;
dci_pdu->precodingAndBeamforming.prg_size = 0;
dci_pdu->precodingAndBeamforming.dig_bf_interfaces = 1;
dci_pdu->precodingAndBeamforming.prgs_list[0].pm_idx = 0;
dci_pdu->precodingAndBeamforming.prgs_list[0].dig_bf_interface_list[0].beam_idx = ra->beam_id;
dci_pdu_rel15_t dci_payload;
dci_payload.frequency_domain_assignment.val = PRBalloc_to_locationandbandwidth0(pdsch_pdu_rel15->rbSize,
pdsch_pdu_rel15->rbStart,
BWPSize);
dci_payload.time_domain_assignment.val = time_domain_assignment;
dci_payload.vrb_to_prb_mapping.val = 0;
dci_payload.mcs = pdsch_pdu_rel15->mcsIndex[0];
dci_payload.tb_scaling = tb_scaling;
if (rnti_type == TYPE_TC_RNTI_) {
dci_payload.format_indicator = 1;
dci_payload.rv = pdsch_pdu_rel15->rvIndex[0];
dci_payload.harq_pid.val = current_harq_pid;
dci_payload.ndi = ndi;
dci_payload.dai[0].val = pucch ? (pucch->dai_c-1) & 3 : 0;
dci_payload.tpc = tpc; // TPC for PUCCH: table 7.2.1-1 in 38.213
dci_payload.pucch_resource_indicator = delta_PRI; // This is delta_PRI from 9.2.1 in 38.213
dci_payload.pdsch_to_harq_feedback_timing_indicator.val = pucch ? pucch->timing_indicator : 0;
}
LOG_D(NR_MAC,
"DCI 1_0 payload: freq_alloc %d (%d,%d,%d), time_alloc %d, vrb to prb %d, mcs %d tb_scaling %d pucchres %d harqtiming %d\n",
dci_payload.frequency_domain_assignment.val,
pdsch_pdu_rel15->rbStart,
pdsch_pdu_rel15->rbSize,
pdsch_pdu_rel15->BWPSize,
dci_payload.time_domain_assignment.val,
dci_payload.vrb_to_prb_mapping.val,
dci_payload.mcs,
dci_payload.tb_scaling,
dci_payload.pucch_resource_indicator,
dci_payload.pdsch_to_harq_feedback_timing_indicator.val);
LOG_D(NR_MAC,
"DCI params: rnti 0x%x, rnti_type %d, dci_format %d coreset params: FreqDomainResource %llx, start_symbol %d "
"n_symb %d, BWPsize %d\n",
pdcch_pdu_rel15->dci_pdu[0].RNTI,
rnti_type,
NR_DL_DCI_FORMAT_1_0,
(unsigned long long)pdcch_pdu_rel15->FreqDomainResource,
pdcch_pdu_rel15->StartSymbolIndex,
pdcch_pdu_rel15->DurationSymbols,
pdsch_pdu_rel15->BWPSize);
fill_dci_pdu_rel15(&ra->sc_info,
dl_bwp,
&ra->UL_BWP,
&pdcch_pdu_rel15->dci_pdu[pdcch_pdu_rel15->numDlDci - 1],
&dci_payload,
NR_DL_DCI_FORMAT_1_0,
rnti_type,
dl_bwp->bwp_id,
ra->ra_ss,
coreset,
0, // parameter not needed for DCI 1_0
nr_mac->cset0_bwp_size);
LOG_D(NR_MAC, "BWPSize: %i\n", pdcch_pdu_rel15->BWPSize);
LOG_D(NR_MAC, "BWPStart: %i\n", pdcch_pdu_rel15->BWPStart);
LOG_D(NR_MAC, "SubcarrierSpacing: %i\n", pdcch_pdu_rel15->SubcarrierSpacing);
LOG_D(NR_MAC, "CyclicPrefix: %i\n", pdcch_pdu_rel15->CyclicPrefix);
LOG_D(NR_MAC, "StartSymbolIndex: %i\n", pdcch_pdu_rel15->StartSymbolIndex);
LOG_D(NR_MAC, "DurationSymbols: %i\n", pdcch_pdu_rel15->DurationSymbols);
for (int n = 0; n < 6; n++)
LOG_D(NR_MAC, "FreqDomainResource[%i]: %x\n", n, pdcch_pdu_rel15->FreqDomainResource[n]);
LOG_D(NR_MAC, "CceRegMappingType: %i\n", pdcch_pdu_rel15->CceRegMappingType);
LOG_D(NR_MAC, "RegBundleSize: %i\n", pdcch_pdu_rel15->RegBundleSize);
LOG_D(NR_MAC, "InterleaverSize: %i\n", pdcch_pdu_rel15->InterleaverSize);
LOG_D(NR_MAC, "CoreSetType: %i\n", pdcch_pdu_rel15->CoreSetType);
LOG_D(NR_MAC, "ShiftIndex: %i\n", pdcch_pdu_rel15->ShiftIndex);
LOG_D(NR_MAC, "precoderGranularity: %i\n", pdcch_pdu_rel15->precoderGranularity);
LOG_D(NR_MAC, "numDlDci: %i\n", pdcch_pdu_rel15->numDlDci);
}
static void nr_generate_Msg2(module_id_t module_idP,
int CC_id,
frame_t frameP,
@@ -1562,33 +1749,6 @@ static void nr_generate_Msg2(module_id_t module_idP,
LOG_D(NR_MAC, "Msg2 startSymbolIndex.nrOfSymbols %d.%d\n", tda_info.startSymbolIndex, tda_info.nrOfSymbols);
// look up the PDCCH PDU for this CC, BWP, and CORESET. If it does not exist, create it. This is especially
// important if we have multiple RAs, and the DLSCH has to reuse them, so we need to mark them
nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_rel15 = nr_mac->pdcch_pdu_idx[CC_id][coresetid];
if (!pdcch_pdu_rel15) {
nfapi_nr_dl_tti_request_pdu_t *dl_tti_pdcch_pdu = &dl_req->dl_tti_pdu_list[dl_req->nPDUs];
memset(dl_tti_pdcch_pdu, 0, sizeof(nfapi_nr_dl_tti_request_pdu_t));
dl_tti_pdcch_pdu->PDUType = NFAPI_NR_DL_TTI_PDCCH_PDU_TYPE;
dl_tti_pdcch_pdu->PDUSize = (uint8_t)(2 + sizeof(nfapi_nr_dl_tti_pdcch_pdu));
dl_req->nPDUs += 1;
pdcch_pdu_rel15 = &dl_tti_pdcch_pdu->pdcch_pdu.pdcch_pdu_rel15;
nr_configure_pdcch(pdcch_pdu_rel15, coreset, &ra->sched_pdcch, false);
nr_mac->pdcch_pdu_idx[CC_id][coresetid] = pdcch_pdu_rel15;
}
nfapi_nr_dl_tti_request_pdu_t *dl_tti_pdsch_pdu = &dl_req->dl_tti_pdu_list[dl_req->nPDUs];
memset((void *)dl_tti_pdsch_pdu, 0, sizeof(nfapi_nr_dl_tti_request_pdu_t));
dl_tti_pdsch_pdu->PDUType = NFAPI_NR_DL_TTI_PDSCH_PDU_TYPE;
dl_tti_pdsch_pdu->PDUSize = (uint8_t)(2 + sizeof(nfapi_nr_dl_tti_pdsch_pdu));
dl_req->nPDUs += 1;
nfapi_nr_dl_tti_pdsch_pdu_rel15_t *pdsch_pdu_rel15 = &dl_tti_pdsch_pdu->pdsch_pdu.pdsch_pdu_rel15;
pdsch_pdu_rel15->precodingAndBeamforming.num_prgs = 0;
pdsch_pdu_rel15->precodingAndBeamforming.prg_size = 0;
pdsch_pdu_rel15->precodingAndBeamforming.dig_bf_interfaces = 0;
pdsch_pdu_rel15->precodingAndBeamforming.prgs_list[0].pm_idx = 0;
pdsch_pdu_rel15->precodingAndBeamforming.prgs_list[0].dig_bf_interface_list[0].beam_idx = ra->beam_id;
// Distance calculation according to SCF222.10.02 RACH.indication (table 3-74) and 38.213 4.2/38.211 4.3.1
// T_c according to 38.211 4.1
float T_c_ns = 0.509;
@@ -1597,14 +1757,13 @@ static void nr_generate_Msg2(module_id_t module_idP,
float speed_of_light_in_meters_per_second = 299792458.0f;
float distance_in_meters = speed_of_light_in_meters_per_second * rtt_ns / 1000 / 1000 / 1000 / 2;
LOG_A(NR_MAC,
"UE %04x: %d.%d Generating RA-Msg2 DCI, RA RNTI 0x%x, state %d, CoreSetType %d, preamble_index(RAPID) %d, "
"UE %04x: %d.%d Generating RA-Msg2 DCI, RA RNTI 0x%x, state %d, preamble_index(RAPID) %d, "
"timing_offset = %d (estimated distance %.1f [m])\n",
ra->rnti,
frameP,
slotP,
ra->RA_rnti,
ra->ra_state,
pdcch_pdu_rel15->CoreSetType,
ra->preamble_index,
ra->timing_offset,
distance_in_meters);
@@ -1616,32 +1775,6 @@ static void nr_generate_Msg2(module_id_t module_idP,
NR_pdsch_dmrs_t dmrs_parms = get_dl_dmrs_params(scc, dl_bwp, &tda_info, 1);
pdsch_pdu_rel15->pduBitmap = 0;
pdsch_pdu_rel15->rnti = ra->RA_rnti;
pdsch_pdu_rel15->pduIndex = pduindex;
pdsch_pdu_rel15->BWPSize = BWPSize;
pdsch_pdu_rel15->BWPStart = BWPStart;
pdsch_pdu_rel15->SubcarrierSpacing = dl_bwp->scs;
pdsch_pdu_rel15->CyclicPrefix = 0;
pdsch_pdu_rel15->NrOfCodewords = 1;
pdsch_pdu_rel15->mcsTable[0] = mcsTableIdx;
pdsch_pdu_rel15->rvIndex[0] = 0;
pdsch_pdu_rel15->dataScramblingId = *scc->physCellId;
pdsch_pdu_rel15->nrOfLayers = 1;
pdsch_pdu_rel15->transmissionScheme = 0;
pdsch_pdu_rel15->refPoint = 0;
pdsch_pdu_rel15->dmrsConfigType = dmrs_parms.dmrsConfigType;
pdsch_pdu_rel15->dlDmrsScramblingId = *scc->physCellId;
pdsch_pdu_rel15->SCID = 0;
pdsch_pdu_rel15->numDmrsCdmGrpsNoData = dmrs_parms.numDmrsCdmGrpsNoData;
pdsch_pdu_rel15->dmrsPorts = 1;
pdsch_pdu_rel15->resourceAlloc = 1;
pdsch_pdu_rel15->rbStart = rbStart;
pdsch_pdu_rel15->rbSize = rbSize;
pdsch_pdu_rel15->VRBtoPRBMapping = 0;
pdsch_pdu_rel15->StartSymbolIndex = tda_info.startSymbolIndex;
pdsch_pdu_rel15->NrOfSymbols = tda_info.nrOfSymbols;
pdsch_pdu_rel15->dlDmrsSymbPos = dmrs_parms.dl_dmrs_symb_pos;
uint8_t tb_scaling = 0;
int R, Qm;
@@ -1660,77 +1793,34 @@ static void nr_generate_Msg2(module_id_t module_idP,
tb_scaling, // tb scaling
1)
>> 3; // layers
pdsch_pdu_rel15->targetCodeRate[0] = R;
pdsch_pdu_rel15->qamModOrder[0] = Qm;
pdsch_pdu_rel15->mcsIndex[0] = mcsIndex;
pdsch_pdu_rel15->TBSize[0] = TBS;
}
pdsch_pdu_rel15->maintenance_parms_v3.tbSizeLbrmBytes = nr_compute_tbslbrm(mcsTableIdx, sc_info->dl_bw_tbslbrm, 1);
pdsch_pdu_rel15->maintenance_parms_v3.ldpcBaseGraph = get_BG(TBS << 3, R);
// Fill PDCCH DL DCI PDU
nfapi_nr_dl_dci_pdu_t *dci_pdu = &pdcch_pdu_rel15->dci_pdu[pdcch_pdu_rel15->numDlDci];
pdcch_pdu_rel15->numDlDci++;
dci_pdu->RNTI = ra->RA_rnti;
dci_pdu->ScramblingId = *scc->physCellId;
dci_pdu->ScramblingRNTI = 0;
dci_pdu->AggregationLevel = aggregation_level;
dci_pdu->CceIndex = CCEIndex;
dci_pdu->beta_PDCCH_1_0 = 0;
dci_pdu->powerControlOffsetSS = 1;
dci_pdu->precodingAndBeamforming.num_prgs = 0;
dci_pdu->precodingAndBeamforming.prg_size = 0;
dci_pdu->precodingAndBeamforming.dig_bf_interfaces = 1;
dci_pdu->precodingAndBeamforming.prgs_list[0].pm_idx = 0;
dci_pdu->precodingAndBeamforming.prgs_list[0].dig_bf_interface_list[0].beam_idx = ra->beam_id;
dci_pdu_rel15_t dci_payload;
dci_payload.frequency_domain_assignment.val =
PRBalloc_to_locationandbandwidth0(pdsch_pdu_rel15->rbSize, pdsch_pdu_rel15->rbStart, BWPSize);
LOG_D(NR_MAC, "Msg2 rbSize.rbStart.BWPsize %d.%d.%ld\n", pdsch_pdu_rel15->rbSize, pdsch_pdu_rel15->rbStart, BWPSize);
dci_payload.time_domain_assignment.val = time_domain_assignment;
dci_payload.vrb_to_prb_mapping.val = 0;
dci_payload.mcs = pdsch_pdu_rel15->mcsIndex[0];
dci_payload.tb_scaling = tb_scaling;
LOG_D(NR_MAC,
"DCI type 1 payload: freq_alloc %d (%d,%d,%ld), time_alloc %d, vrb to prb %d, mcs %d tb_scaling %d \n",
dci_payload.frequency_domain_assignment.val,
pdsch_pdu_rel15->rbStart,
pdsch_pdu_rel15->rbSize,
BWPSize,
dci_payload.time_domain_assignment.val,
dci_payload.vrb_to_prb_mapping.val,
dci_payload.mcs,
dci_payload.tb_scaling);
LOG_D(NR_MAC,
"DCI params: rnti 0x%x, rnti_type %d, dci_format %d coreset params: FreqDomainResource %llx, start_symbol %d "
"n_symb %d\n",
pdcch_pdu_rel15->dci_pdu[0].RNTI,
TYPE_RA_RNTI_,
NR_DL_DCI_FORMAT_1_0,
*(unsigned long long *)pdcch_pdu_rel15->FreqDomainResource,
pdcch_pdu_rel15->StartSymbolIndex,
pdcch_pdu_rel15->DurationSymbols);
fill_dci_pdu_rel15(sc_info,
dl_bwp,
&ra->UL_BWP,
&pdcch_pdu_rel15->dci_pdu[pdcch_pdu_rel15->numDlDci - 1],
&dci_payload,
NR_DL_DCI_FORMAT_1_0,
TYPE_RA_RNTI_,
dl_bwp->bwp_id,
ss,
coreset,
0, // parameter not needed for DCI 1_0
nr_mac->cset0_bwp_size);
prepare_dl_pdus(nr_mac,
ra,
dl_bwp,
dl_req,
NULL,
dmrs_parms,
tda_info,
TYPE_RA_RNTI_,
aggregation_level,
CCEIndex,
TBS,
0,
0,
0,
0,
time_domain_assignment,
CC_id,
ra->RA_rnti,
0,
mcsIndex,
tb_scaling,
pduindex,
BWPStart,
BWPSize,
rbStart,
rbSize);
// DL TX request
nfapi_nr_pdu_t *tx_req = &TX_req->pdu_list[TX_req->Number_of_PDUs];
@@ -1768,8 +1858,8 @@ static void nr_generate_Msg2(module_id_t module_idP,
tx_req->PDU_index = pduindex;
tx_req->num_TLV = 1;
tx_req->TLVs[0].length = pdsch_pdu_rel15->TBSize[0];
tx_req->PDU_length = compute_PDU_length(tx_req->num_TLV, pdsch_pdu_rel15->TBSize[0]);
tx_req->TLVs[0].length = TBS;
tx_req->PDU_length = compute_PDU_length(tx_req->num_TLV, TBS);
TX_req->SFN = frameP;
TX_req->Number_of_PDUs++;
TX_req->Slot = slotP;
@@ -1792,204 +1882,6 @@ static void nr_generate_Msg2(module_id_t module_idP,
ra->ra_state = nrRA_WAIT_Msg3;
}
static void prepare_dl_pdus(gNB_MAC_INST *nr_mac,
NR_RA_t *ra,
NR_UE_DL_BWP_t *dl_bwp,
nfapi_nr_dl_tti_request_body_t *dl_req,
NR_sched_pucch_t *pucch,
NR_pdsch_dmrs_t dmrs_info,
NR_tda_info_t tda,
int aggregation_level,
int CCEIndex,
int tb_size,
int ndi,
int tpc,
int delta_PRI,
int current_harq_pid,
int time_domain_assignment,
int CC_id,
int rnti,
int round,
int mcsIndex,
int tb_scaling,
int pduindex,
int rbStart,
int rbSize)
{
// look up the PDCCH PDU for this CC, BWP, and CORESET. If it does not exist, create it. This is especially
// important if we have multiple RAs, and the DLSCH has to reuse them, so we need to mark them
NR_ControlResourceSet_t *coreset = ra->coreset;
const int coresetid = coreset->controlResourceSetId;
nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_rel15 = nr_mac->pdcch_pdu_idx[CC_id][coresetid];
if (!pdcch_pdu_rel15) {
nfapi_nr_dl_tti_request_pdu_t *dl_tti_pdcch_pdu = &dl_req->dl_tti_pdu_list[dl_req->nPDUs];
memset(dl_tti_pdcch_pdu, 0, sizeof(nfapi_nr_dl_tti_request_pdu_t));
dl_tti_pdcch_pdu->PDUType = NFAPI_NR_DL_TTI_PDCCH_PDU_TYPE;
dl_tti_pdcch_pdu->PDUSize = (uint8_t)(2 + sizeof(nfapi_nr_dl_tti_pdcch_pdu));
dl_req->nPDUs += 1;
pdcch_pdu_rel15 = &dl_tti_pdcch_pdu->pdcch_pdu.pdcch_pdu_rel15;
nr_configure_pdcch(pdcch_pdu_rel15, coreset, &ra->sched_pdcch, false);
nr_mac->pdcch_pdu_idx[CC_id][coresetid] = pdcch_pdu_rel15;
}
nfapi_nr_dl_tti_request_pdu_t *dl_tti_pdsch_pdu = &dl_req->dl_tti_pdu_list[dl_req->nPDUs];
memset((void *)dl_tti_pdsch_pdu,0,sizeof(nfapi_nr_dl_tti_request_pdu_t));
dl_tti_pdsch_pdu->PDUType = NFAPI_NR_DL_TTI_PDSCH_PDU_TYPE;
dl_tti_pdsch_pdu->PDUSize = (uint8_t)(2+sizeof(nfapi_nr_dl_tti_pdsch_pdu));
dl_req->nPDUs+=1;
nfapi_nr_dl_tti_pdsch_pdu_rel15_t *pdsch_pdu_rel15 = &dl_tti_pdsch_pdu->pdsch_pdu.pdsch_pdu_rel15;
NR_COMMON_channels_t *cc = &nr_mac->common_channels[CC_id];
NR_ServingCellConfigCommon_t *scc = cc->ServingCellConfigCommon;
long BWPStart = 0;
long BWPSize = 0;
NR_Type0_PDCCH_CSS_config_t *type0_PDCCH_CSS_config = NULL;
NR_SearchSpace_t *ss = ra->ra_ss;
if(*ss->controlResourceSetId!=0) {
BWPStart = dl_bwp->BWPStart;
BWPSize = dl_bwp->BWPSize;
} else {
type0_PDCCH_CSS_config = &nr_mac->type0_PDCCH_CSS_config[cc->ssb_index[ra->beam_id]];
BWPStart = type0_PDCCH_CSS_config->cset_start_rb;
BWPSize = type0_PDCCH_CSS_config->num_rbs;
}
int mcsTableIdx = dl_bwp->mcsTableIdx;
pdsch_pdu_rel15->pduBitmap = 0;
pdsch_pdu_rel15->rnti = rnti;
pdsch_pdu_rel15->pduIndex = pduindex;
pdsch_pdu_rel15->BWPSize = BWPSize;
pdsch_pdu_rel15->BWPStart = BWPStart;
pdsch_pdu_rel15->SubcarrierSpacing = dl_bwp->scs;
pdsch_pdu_rel15->CyclicPrefix = 0;
pdsch_pdu_rel15->NrOfCodewords = 1;
int R = nr_get_code_rate_dl(mcsIndex,mcsTableIdx);
pdsch_pdu_rel15->targetCodeRate[0] = R;
int Qm = nr_get_Qm_dl(mcsIndex, mcsTableIdx);
pdsch_pdu_rel15->qamModOrder[0] = Qm;
pdsch_pdu_rel15->mcsIndex[0] = mcsIndex;
pdsch_pdu_rel15->mcsTable[0] = mcsTableIdx;
pdsch_pdu_rel15->rvIndex[0] = nr_get_rv(round % 4);
pdsch_pdu_rel15->dataScramblingId = *scc->physCellId;
pdsch_pdu_rel15->nrOfLayers = 1;
pdsch_pdu_rel15->transmissionScheme = 0;
pdsch_pdu_rel15->refPoint = 0;
pdsch_pdu_rel15->dmrsConfigType = dmrs_info.dmrsConfigType;
pdsch_pdu_rel15->dlDmrsScramblingId = *scc->physCellId;
pdsch_pdu_rel15->SCID = 0;
pdsch_pdu_rel15->numDmrsCdmGrpsNoData = dmrs_info.numDmrsCdmGrpsNoData;
pdsch_pdu_rel15->dmrsPorts = 1;
pdsch_pdu_rel15->resourceAlloc = 1;
pdsch_pdu_rel15->rbStart = rbStart;
pdsch_pdu_rel15->rbSize = rbSize;
pdsch_pdu_rel15->VRBtoPRBMapping = 0;
pdsch_pdu_rel15->StartSymbolIndex = tda.startSymbolIndex;
pdsch_pdu_rel15->NrOfSymbols = tda.nrOfSymbols;
pdsch_pdu_rel15->dlDmrsSymbPos = dmrs_info.dl_dmrs_symb_pos;
int x_Overhead = 0;
nr_get_tbs_dl(&dl_tti_pdsch_pdu->pdsch_pdu, x_Overhead, pdsch_pdu_rel15->numDmrsCdmGrpsNoData, tb_scaling);
pdsch_pdu_rel15->maintenance_parms_v3.tbSizeLbrmBytes = nr_compute_tbslbrm(mcsTableIdx, ra->sc_info.dl_bw_tbslbrm, 1);
pdsch_pdu_rel15->maintenance_parms_v3.ldpcBaseGraph = get_BG(tb_size<<3,R);
pdsch_pdu_rel15->precodingAndBeamforming.num_prgs=1;
pdsch_pdu_rel15->precodingAndBeamforming.prg_size=275;
pdsch_pdu_rel15->precodingAndBeamforming.dig_bf_interfaces=1;
pdsch_pdu_rel15->precodingAndBeamforming.prgs_list[0].pm_idx = 0;
pdsch_pdu_rel15->precodingAndBeamforming.prgs_list[0].dig_bf_interface_list[0].beam_idx = ra->beam_id;
/* Fill PDCCH DL DCI PDU */
nfapi_nr_dl_dci_pdu_t *dci_pdu = &pdcch_pdu_rel15->dci_pdu[pdcch_pdu_rel15->numDlDci];
pdcch_pdu_rel15->numDlDci++;
dci_pdu->RNTI = rnti;
dci_pdu->ScramblingId = *scc->physCellId;
dci_pdu->ScramblingRNTI = 0;
dci_pdu->AggregationLevel = aggregation_level;
dci_pdu->CceIndex = CCEIndex;
dci_pdu->beta_PDCCH_1_0 = 0;
dci_pdu->powerControlOffsetSS = 1;
dci_pdu->precodingAndBeamforming.num_prgs = 0;
dci_pdu->precodingAndBeamforming.prg_size = 0;
dci_pdu->precodingAndBeamforming.dig_bf_interfaces = 1;
dci_pdu->precodingAndBeamforming.prgs_list[0].pm_idx = 0;
dci_pdu->precodingAndBeamforming.prgs_list[0].dig_bf_interface_list[0].beam_idx = ra->beam_id;
dci_pdu_rel15_t dci_payload;
dci_payload.frequency_domain_assignment.val = PRBalloc_to_locationandbandwidth0(pdsch_pdu_rel15->rbSize,
pdsch_pdu_rel15->rbStart,
BWPSize);
dci_payload.format_indicator = 1;
dci_payload.time_domain_assignment.val = time_domain_assignment;
dci_payload.vrb_to_prb_mapping.val = 0;
dci_payload.mcs = pdsch_pdu_rel15->mcsIndex[0];
dci_payload.tb_scaling = tb_scaling;
dci_payload.rv = pdsch_pdu_rel15->rvIndex[0];
dci_payload.harq_pid.val = current_harq_pid;
dci_payload.ndi = ndi;
dci_payload.dai[0].val = pucch ? (pucch->dai_c-1) & 3 : 0;
dci_payload.tpc = tpc; // TPC for PUCCH: table 7.2.1-1 in 38.213
dci_payload.pucch_resource_indicator = delta_PRI; // This is delta_PRI from 9.2.1 in 38.213
dci_payload.pdsch_to_harq_feedback_timing_indicator.val = pucch ? pucch->timing_indicator : 0;
LOG_D(NR_MAC,
"DCI 1_0 payload: freq_alloc %d (%d,%d,%d), time_alloc %d, vrb to prb %d, mcs %d tb_scaling %d pucchres %d harqtiming %d\n",
dci_payload.frequency_domain_assignment.val,
pdsch_pdu_rel15->rbStart,
pdsch_pdu_rel15->rbSize,
pdsch_pdu_rel15->BWPSize,
dci_payload.time_domain_assignment.val,
dci_payload.vrb_to_prb_mapping.val,
dci_payload.mcs,
dci_payload.tb_scaling,
dci_payload.pucch_resource_indicator,
dci_payload.pdsch_to_harq_feedback_timing_indicator.val);
LOG_D(NR_MAC,
"DCI params: rnti 0x%x, rnti_type %d, dci_format %d coreset params: FreqDomainResource %llx, start_symbol %d "
"n_symb %d, BWPsize %d\n",
pdcch_pdu_rel15->dci_pdu[0].RNTI,
TYPE_TC_RNTI_,
NR_DL_DCI_FORMAT_1_0,
(unsigned long long)pdcch_pdu_rel15->FreqDomainResource,
pdcch_pdu_rel15->StartSymbolIndex,
pdcch_pdu_rel15->DurationSymbols,
pdsch_pdu_rel15->BWPSize);
fill_dci_pdu_rel15(&ra->sc_info,
dl_bwp,
&ra->UL_BWP,
&pdcch_pdu_rel15->dci_pdu[pdcch_pdu_rel15->numDlDci - 1],
&dci_payload,
NR_DL_DCI_FORMAT_1_0,
TYPE_TC_RNTI_,
dl_bwp->bwp_id,
ss,
coreset,
0, // parameter not needed for DCI 1_0
nr_mac->cset0_bwp_size);
LOG_D(NR_MAC, "BWPSize: %i\n", pdcch_pdu_rel15->BWPSize);
LOG_D(NR_MAC, "BWPStart: %i\n", pdcch_pdu_rel15->BWPStart);
LOG_D(NR_MAC, "SubcarrierSpacing: %i\n", pdcch_pdu_rel15->SubcarrierSpacing);
LOG_D(NR_MAC, "CyclicPrefix: %i\n", pdcch_pdu_rel15->CyclicPrefix);
LOG_D(NR_MAC, "StartSymbolIndex: %i\n", pdcch_pdu_rel15->StartSymbolIndex);
LOG_D(NR_MAC, "DurationSymbols: %i\n", pdcch_pdu_rel15->DurationSymbols);
for (int n = 0; n < 6; n++)
LOG_D(NR_MAC, "FreqDomainResource[%i]: %x\n", n, pdcch_pdu_rel15->FreqDomainResource[n]);
LOG_D(NR_MAC, "CceRegMappingType: %i\n", pdcch_pdu_rel15->CceRegMappingType);
LOG_D(NR_MAC, "RegBundleSize: %i\n", pdcch_pdu_rel15->RegBundleSize);
LOG_D(NR_MAC, "InterleaverSize: %i\n", pdcch_pdu_rel15->InterleaverSize);
LOG_D(NR_MAC, "CoreSetType: %i\n", pdcch_pdu_rel15->CoreSetType);
LOG_D(NR_MAC, "ShiftIndex: %i\n", pdcch_pdu_rel15->ShiftIndex);
LOG_D(NR_MAC, "precoderGranularity: %i\n", pdcch_pdu_rel15->precoderGranularity);
LOG_D(NR_MAC, "numDlDci: %i\n", pdcch_pdu_rel15->numDlDci);
}
static void nr_generate_Msg4_MsgB(module_id_t module_idP,
int CC_id,
frame_t frameP,
@@ -2229,7 +2121,20 @@ static void nr_generate_Msg4_MsgB(module_id_t module_idP,
rnti_t rnti = ra->ra_type == RA_4_STEP ? ra->rnti : ra->MsgB_rnti;
const int pduindex = nr_mac->pdu_index[CC_id]++;
prepare_dl_pdus(nr_mac, ra, dl_bwp, dl_req, pucch, dmrs_info, msg4_tda, aggregation_level, CCEIndex, tb_size, harq->ndi, sched_ctrl->tpc1, delta_PRI,
prepare_dl_pdus(nr_mac,
ra,
dl_bwp,
dl_req,
pucch,
dmrs_info,
msg4_tda,
TYPE_TC_RNTI_,
aggregation_level,
CCEIndex,
tb_size,
harq->ndi,
sched_ctrl->tpc1,
delta_PRI,
current_harq_pid,
time_domain_assignment,
CC_id,
@@ -2238,6 +2143,8 @@ static void nr_generate_Msg4_MsgB(module_id_t module_idP,
mcsIndex,
tb_scaling,
pduindex,
BWPStart,
BWPSize,
rbStart,
rbSize);
openair2/LAYER2/NR_MAC_gNB/mac_proto.h
-5
View File
@@ -305,11 +305,6 @@ int get_spf(nfapi_nr_config_request_scf_t *cfg);
int to_absslot(nfapi_nr_config_request_scf_t *cfg,int frame,int slot);
void nr_get_tbs_dl(nfapi_nr_dl_tti_pdsch_pdu *pdsch_pdu,
int x_overhead,
uint8_t numdmrscdmgroupnodata,
uint8_t tb_scaling);
int NRRIV2BW(int locationAndBandwidth,int N_RB);
int NRRIV2PRBOFFSET(int locationAndBandwidth,int N_RB);