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gNB runs with rfsimulator.

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This commit is contained in:
Raymond Knopp
2019-11-27 07:54:40 +01:00
parent d4fe5b504d
commit ccaf52200c
5 changed files with 132 additions and 38 deletions
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common/utils/nr/nr_common.c
+1
View File
@@ -144,4 +144,5 @@ void SLIV2SL(int SLIV,int *S,int *L) {
*L=15-SLIVdiv14;
*S=13-SLIVmod14;
}
}
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c
+36 -38
View File
@@ -329,33 +329,25 @@ int configure_fapi_dl_Tx(int Mod_idP,
dlsch_pdu_rel15->VRBtoPRBMapping = 1; // non-interleaved, check if this is ok for initialBWP
// choose shortest PDSCH
int startSymbolAndLength=0;
int StartSymbolIndex,NrOfSymbols=14,k0=0;
int StartSymbolIndex_tmp,NrOfSymbols_tmp=2;
int time_domain_assignment=0;
int time_domain_assignment=2;
int StartSymbolIndex,NrOfSymbols;
for (int i=0;
i<bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list.count;
i++) {
startSymbolAndLength = bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list.array[i]->startSymbolAndLength;
SLIV2SL(startSymbolAndLength,&StartSymbolIndex_tmp,&NrOfSymbols_tmp);
if (NrOfSymbols_tmp > NrOfSymbols) {
NrOfSymbols = NrOfSymbols_tmp;
StartSymbolIndex = StartSymbolIndex_tmp;
k0 = *bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list.array[i]->k0;
time_domain_assignment = i;
}
}
dlsch_pdu_rel15->StartSymbolIndex = StartSymbolIndex;
dlsch_pdu_rel15->NrOfSymbols = NrOfSymbols;
dlsch_pdu_rel15->dlDmrsSymbPos = fill_dmrs_mask(NULL,
scc->dmrs_TypeA_Position,
NrOfSymbols);
AssertFatal(time_domain_assignment<bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list.count,"time_domain_assignment %d>=%d\n",time_domain_assignment,bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list.count);
startSymbolAndLength = bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list.array[time_domain_assignment]->startSymbolAndLength;
SLIV2SL(startSymbolAndLength,&StartSymbolIndex,&NrOfSymbols);
dlsch_pdu_rel15->StartSymbolIndex = StartSymbolIndex;
dlsch_pdu_rel15->NrOfSymbols = NrOfSymbols;
// k0 = *bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list.array[i]->k0;
dlsch_pdu_rel15->dlDmrsSymbPos = fill_dmrs_mask(NULL,
scc->dmrs_TypeA_Position,
dlsch_pdu_rel15->NrOfSymbols);
dci_pdu_rel15_t dci_pdu_rel15;
dci_pdu_rel15.frequency_domain_assignment = PRBalloc_to_locationandbandwidth0(dlsch_pdu_rel15->rbStart,
dlsch_pdu_rel15->rbSize,
NRRIV2BW(bwp->bwp_Common->genericParameters.locationAndBandwidth,275));
dci_pdu_rel15.time_domain_assignment = 3; // row index used here instead of SLIV;
dci_pdu_rel15.time_domain_assignment = time_domain_assignment; // row index used here instead of SLIV;
dci_pdu_rel15.vrb_to_prb_mapping = 1;
dci_pdu_rel15.mcs = dlsch_pdu_rel15->mcsIndex[0];
dci_pdu_rel15.tb_scaling = 1;
@@ -384,36 +376,42 @@ int configure_fapi_dl_Tx(int Mod_idP,
scc,
bwp);
pdcch_pdu_rel15->numDlDci = 1;
pdcch_pdu_rel15->AggregationLevel[0] = 4;
pdcch_pdu_rel15->RNTI[0]=UE_list->rnti[0];
pdcch_pdu_rel15->CceIndex[0] = 0;
pdcch_pdu_rel15->beta_PDCCH_1_0[0]=0;
pdcch_pdu_rel15->powerControlOffsetSS[0]=1;
int dci_formats[pdcch_pdu_rel15->numDlDci];
int rnti_types[pdcch_pdu_rel15->numDlDci];
dci_formats[0] = NR_DL_DCI_FORMAT_1_0;
rnti_types[0] = NR_RNTI_C;
pdcch_pdu_rel15->numDlDci = 1;
pdcch_pdu_rel15->AggregationLevel[0] = 4;
pdcch_pdu_rel15->RNTI[0]=UE_list->rnti[0];
pdcch_pdu_rel15->CceIndex[0] = 0;
pdcch_pdu_rel15->beta_PDCCH_1_0[0]=0;
pdcch_pdu_rel15->powerControlOffsetSS[0]=1;
fill_dci_pdu_rel15(&dci_pdu_rel15,pdcch_pdu_rel15,dci_formats,rnti_types);
int dci_formats[pdcch_pdu_rel15->numDlDci];
int rnti_types[pdcch_pdu_rel15->numDlDci];
LOG_I(MAC, "DCI params: rnti %d, rnti_type %d, dci_format %d\n \
coreset params: FreqDomainResource %llx, n_symb %d \n \
ss params : first symb %d\n",
dci_formats[0] = NR_DL_DCI_FORMAT_1_0;
rnti_types[0] = NR_RNTI_C;
for (int i=0;i<pdcch_pdu_rel15->numDlDci;i++)
pdcch_pdu_rel15->PayloadSizeBits[i]=nr_dci_size(dci_formats[i],rnti_types[i],dlsch_pdu_rel15->BWPSize);
fill_dci_pdu_rel15(pdcch_pdu_rel15,&dci_pdu_rel15,dci_formats,rnti_types);
LOG_I(MAC, "DCI params: rnti %d, rnti_type %d, dci_format %d\n \
coreset params: FreqDomainResource %llx, start_symbol %d n_symb %d\n",
pdcch_pdu_rel15->RNTI[0],
rnti_types[0],
dci_formats[0],
(unsigned long long)pdcch_pdu_rel15->FreqDomainResource,
pdcch_pdu_rel15->StartSymbolIndex);
pdcch_pdu_rel15->StartSymbolIndex,
pdcch_pdu_rel15->DurationSymbols);
int x_Overhead = 0; // should be 0 for initialBWP
nr_get_tbs_dl(&dl_config_dlsch_pdu->dlsch_pdu,
x_Overhead);
// Hardcode it for now
TBS = dl_config_dlsch_pdu->dlsch_pdu.dlsch_pdu_rel15.TBSize[0];
LOG_I(MAC, "DLSCH PDU: start PRB %d n_PRB %d start symbol %d nb_symbols %d nb_layers %d nb_codewords %d mcs %d TBS: %d\n",
LOG_I(MAC, "DLSCH PDU: start PRB %d n_PRB %d startSymbolAndLength %d start symbol %d nb_symbols %d nb_layers %d nb_codewords %d mcs %d TBS: %d\n",
dlsch_pdu_rel15->rbStart,
dlsch_pdu_rel15->rbSize,
startSymbolAndLength,
dlsch_pdu_rel15->StartSymbolIndex,
dlsch_pdu_rel15->NrOfSymbols,
dlsch_pdu_rel15->nrOfLayers,
@@ -599,7 +597,7 @@ void nr_schedule_uss_dlsch_phytest(module_id_t module_idP,
}
TBS_bytes = configure_fapi_dl_Tx(module_idP,dl_req, TX_req,
nr_mac->pdu_index);
nr_mac->pdu_index[CC_id]);
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
LOG_I(MAC, "Printing first 10 payload bytes at the gNB side, Frame: %d, slot: %d, , TBS size: %d \n \n", frameP, slotP, TBS_bytes);
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
+2
View File
@@ -485,6 +485,8 @@ void nr_configure_pdcch(nfapi_nr_dl_config_pdcch_pdu_rel15_t* pdcch_pdu,
}
}
void fill_dci_pdu_rel15(nfapi_nr_dl_config_pdcch_pdu_rel15_t *pdcch_pdu_rel15,
dci_pdu_rel15_t *dci_pdu_rel15,
int *dci_formats,
openair2/LAYER2/NR_MAC_gNB/mac_proto.h
+4
View File
@@ -147,4 +147,8 @@ int get_num_dmrs(uint16_t dmrs_mask );
int16_t fill_dmrs_mask(NR_PDSCH_Config_t *pdsch_Config,int dmrs_TypeA_Position,int NrOfSymbols);
uint16_t nr_dci_size(nr_dci_format_t format,
nr_rnti_type_t rnti_type,
uint16_t N_RB);
#endif /*__LAYER2_NR_MAC_PROTO_H__*/
openair2/LAYER2/NR_MAC_gNB/nr_mac_common.c
+89
View File
@@ -368,3 +368,92 @@ int get_num_dmrs(uint16_t dmrs_mask ) {
return(num_dmrs);
}
uint16_t nr_dci_size(nr_dci_format_t format,
nr_rnti_type_t rnti_type,
uint16_t N_RB) {
uint16_t size = 0;
switch(format) {
/*Only sizes for 0_0 and 1_0 are correct at the moment*/
case NR_UL_DCI_FORMAT_0_0:
/// fixed: Format identifier 1, Hop flag 1, MCS 5, NDI 1, RV 2, HARQ PID 4, PUSCH TPC 2 Time Domain assgnmt 4 --20
size += 20;
size += (uint8_t)ceil( log2( (N_RB*(N_RB+1))>>1 ) ); // Freq domain assignment -- hopping scenario to be updated
size += nr_dci_size(NR_DL_DCI_FORMAT_1_0, rnti_type, N_RB) - size; // Padding to match 1_0 size
// UL/SUL indicator assumed to be 0
break;
case NR_UL_DCI_FORMAT_0_1:
/// fixed: Format identifier 1, MCS 5, NDI 1, RV 2, HARQ PID 4, PUSCH TPC 2, SRS request 2 --17
size += 17;
// Carrier indicator
// UL/SUL indicator
// BWP Indicator
// Freq domain assignment
// Time domain assignment
// VRB to PRB mapping
// Frequency Hopping flag
// 1st DAI
// 2nd DAI
// SRS resource indicator
// Precoding info and number of layers
// Antenna ports
// CSI request
// CBGTI
// PTRS - DMRS association
// beta offset indicator
// DMRS sequence init
break;
case NR_DL_DCI_FORMAT_1_0:
/// fixed: Format identifier 1, VRB2PRB 1, MCS 5, NDI 1, RV 2, HARQ PID 4, DAI 2, PUCCH TPC 2, PUCCH RInd 3, PDSCH to HARQ TInd 3 Time Domain assgnmt 4 -- 28
size += 28;
size += (uint8_t)ceil( log2( (N_RB*(N_RB+1))>>1 ) ); // Freq domain assignment
break;
case NR_DL_DCI_FORMAT_1_1:
// Carrier indicator
size += 1; // Format identifier
// BWP Indicator
// Freq domain assignment
// Time domain assignment
// VRB to PRB mapping
// PRB bundling size indicator
// Rate matching indicator
// ZP CSI-RS trigger
/// TB1- MCS 5, NDI 1, RV 2
size += 8;
// TB2
size += 4 ; // HARQ PID
// DAI
size += 2; // TPC PUCCH
size += 3; // PUCCH resource indicator
size += 3; // PDSCH to HARQ timing indicator
// Antenna ports
// Tx Config Indication
size += 2; // SRS request
// CBGTI
// CBGFI
size += 1; // DMRS sequence init
break;
case NR_DL_DCI_FORMAT_2_0:
break;
case NR_DL_DCI_FORMAT_2_1:
break;
case NR_DL_DCI_FORMAT_2_2:
break;
case NR_DL_DCI_FORMAT_2_3:
break;
default:
AssertFatal(1==0, "Invalid NR DCI format %d\n", format);
}
return size;
}