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

Update nr_extract_dci_info() for the NR_RNTI_SI case.

Browse Source
This commit is contained in:
rmagueta
2020-10-28 16:39:09 +00:00
parent 807b3e90b8
commit 4f525854d0
7 changed files with 351 additions and 72 deletions
Download Patch File Download Diff File Expand all files Collapse all files
openair2/LAYER2/NR_MAC_UE/config_ue.c
+31
View File
@@ -401,6 +401,37 @@ void config_control_ue(NR_UE_MAC_INST_t *mac){
mac->SSpace[0][0][ss_id] = css;
ss_id++;
}
// TODO: Merge this code in a single function as fill_default_searchSpaceZero() in rrc_gNB_reconfig.c
// Search space zero
if(mac->search_space_zero == NULL) mac->search_space_zero=calloc(1,sizeof(*mac->search_space_zero));
if(mac->search_space_zero->controlResourceSetId == NULL) mac->search_space_zero->controlResourceSetId=calloc(1,sizeof(*mac->search_space_zero->controlResourceSetId));
if(mac->search_space_zero->monitoringSymbolsWithinSlot == NULL) mac->search_space_zero->monitoringSymbolsWithinSlot = calloc(1,sizeof(*mac->search_space_zero->monitoringSymbolsWithinSlot));
if(mac->search_space_zero->monitoringSymbolsWithinSlot->buf == NULL) mac->search_space_zero->monitoringSymbolsWithinSlot->buf = calloc(1,2);
if(mac->search_space_zero->nrofCandidates == NULL) mac->search_space_zero->nrofCandidates = calloc(1,sizeof(*mac->search_space_zero->nrofCandidates));
if(mac->search_space_zero->searchSpaceType == NULL) mac->search_space_zero->searchSpaceType = calloc(1,sizeof(*mac->search_space_zero->searchSpaceType));
if(mac->search_space_zero->searchSpaceType->choice.common == NULL) mac->search_space_zero->searchSpaceType->choice.common=calloc(1,sizeof(*mac->search_space_zero->searchSpaceType->choice.common));
if(mac->search_space_zero->searchSpaceType->choice.common->dci_Format0_0_AndFormat1_0 == NULL) mac->search_space_zero->searchSpaceType->choice.common->dci_Format0_0_AndFormat1_0 = calloc(1,sizeof(*mac->search_space_zero->searchSpaceType->choice.common->dci_Format0_0_AndFormat1_0));
mac->search_space_zero->searchSpaceId = 0;
*mac->search_space_zero->controlResourceSetId = 0;
mac->search_space_zero->monitoringSlotPeriodicityAndOffset = calloc(1,sizeof(*mac->search_space_zero->monitoringSlotPeriodicityAndOffset));
mac->search_space_zero->monitoringSlotPeriodicityAndOffset->present = NR_SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl1;
mac->search_space_zero->duration=NULL;
// should be '1100 0000 0000 00'B (LSB first!), first two symols in slot, adjust if needed
mac->search_space_zero->monitoringSymbolsWithinSlot->buf[1] = 0;
mac->search_space_zero->monitoringSymbolsWithinSlot->buf[0] = (1<<7) | (1<<6);
mac->search_space_zero->monitoringSymbolsWithinSlot->size = 2;
mac->search_space_zero->monitoringSymbolsWithinSlot->bits_unused = 2;
mac->search_space_zero->nrofCandidates->aggregationLevel1 = NR_SearchSpace__nrofCandidates__aggregationLevel1_n0;
mac->search_space_zero->nrofCandidates->aggregationLevel2 = NR_SearchSpace__nrofCandidates__aggregationLevel2_n0;
mac->search_space_zero->nrofCandidates->aggregationLevel4 = NR_SearchSpace__nrofCandidates__aggregationLevel4_n1;
mac->search_space_zero->nrofCandidates->aggregationLevel8 = NR_SearchSpace__nrofCandidates__aggregationLevel8_n0;
mac->search_space_zero->nrofCandidates->aggregationLevel16 = NR_SearchSpace__nrofCandidates__aggregationLevel16_n0;
mac->search_space_zero->searchSpaceType->present = NR_SearchSpace__searchSpaceType_PR_common;
}
int nr_rrc_mac_config_req_ue(
openair2/LAYER2/NR_MAC_UE/mac_defs.h
+1
View File
@@ -255,6 +255,7 @@ typedef struct {
uint8_t PHR_reporting_active;
NR_Type0_PDCCH_CSS_config_t type0_PDCCH_CSS_config;
NR_SearchSpace_t *search_space_zero;
} NR_UE_MAC_INST_t;
openair2/LAYER2/NR_MAC_UE/nr_ue_dci_configuration.c
+33 -10
View File
@@ -74,7 +74,13 @@ void config_dci_pdu(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_dci_dl_pdu_rel15_t
NR_ServingCellConfigCommon_t *scc = mac->scc;
NR_BWP_DownlinkCommon_t *bwp_Common = mac->DLbwp[bwp_id - 1]->bwp_Common;
NR_BWP_DownlinkCommon_t *initialDownlinkBWP = scc->downlinkConfigCommon->initialDownlinkBWP;
NR_SearchSpace_t *ss = mac->SSpace[bwp_id - 1][coreset_id - 1][ss_id];
NR_SearchSpace_t *ss;
if(ss_id>=0) {
ss = mac->SSpace[bwp_id - 1][coreset_id - 1][ss_id];
} else {
ss = mac->search_space_zero;
}
// CORESET configuration
NR_ControlResourceSet_t *coreset = mac->coreset[bwp_id - 1][coreset_id - 1];
@@ -154,7 +160,7 @@ void config_dci_pdu(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_dci_dl_pdu_rel15_t
rel15->SubcarrierSpacing = bwp_Common->genericParameters.subcarrierSpacing;
for (int i = 0; i < rel15->num_dci_options; i++) {
rel15->dci_length_options[i] = nr_dci_size(scc, mac->scg, def_dci_pdu_rel15, rel15->dci_format_options[i], NR_RNTI_C, rel15->BWPSize, bwp_id);
rel15->dci_length_options[i] = nr_dci_size(scc, mac->scg, def_dci_pdu_rel15, rel15->dci_format_options[i], NR_RNTI_SI, rel15->BWPSize, bwp_id);
}
printf("bwp_Common->genericParameters.locationAndBandwidth = %li\n", bwp_Common->genericParameters.locationAndBandwidth);
@@ -220,14 +226,10 @@ void ue_dci_configuration(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_request_t *dl
// Fetch configuration for searchSpaceZero
// note: The search space with the SearchSpaceId = 0 identifies the search space configured via PBCH (MIB) and in ServingCellConfigCommon (searchSpaceZero).
if (pdcch_ConfigCommon->choice.setup->searchSpaceZero){
printf("pdcch_ConfigCommon->choice.setup->searchSpaceZero = %li\n", *pdcch_ConfigCommon->choice.setup->searchSpaceZero);
if (pdcch_ConfigCommon->choice.setup->searchSpaceSIB1 == NULL){
pdcch_ConfigCommon->choice.setup->searchSpaceSIB1=calloc(1,sizeof(*pdcch_ConfigCommon->choice.setup->searchSpaceSIB1));
}
*pdcch_ConfigCommon->choice.setup->searchSpaceSIB1 = 0;
LOG_D(MAC, "[DCI_CONFIG] Configure SearchSpace#0 of the initial BWP\n");
LOG_W(MAC, "[DCI_CONFIG] This should not be available yet...");
}
@@ -251,14 +253,14 @@ void ue_dci_configuration(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_request_t *dl
}
}
}
if (pdcch_ConfigCommon->choice.setup->searchSpaceSIB1){
/*if (pdcch_ConfigCommon->choice.setup->searchSpaceSIB1){
printf("*pdcch_ConfigCommon->choice.setup->searchSpaceSIB1 = %li\n", *pdcch_ConfigCommon->choice.setup->searchSpaceSIB1);
printf("ss->searchSpaceId = %li\n", ss->searchSpaceId);
// FIXME:
//if (ss->searchSpaceId == *pdcch_ConfigCommon->choice.setup->searchSpaceSIB1){
if (ss->searchSpaceId == *pdcch_ConfigCommon->choice.setup->searchSpaceSIB1){
if( (frame%2 == mac->type0_PDCCH_CSS_config.sfn_c) && (slot == mac->type0_PDCCH_CSS_config.n_0) ){
rel15->num_dci_options = 1;
rel15->dci_format_options[0] = NR_DL_DCI_FORMAT_1_0;
@@ -266,8 +268,8 @@ void ue_dci_configuration(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_request_t *dl
fill_dci_search_candidates(ss, rel15);
}
//}
}
}
}*/
if (pdcch_ConfigCommon->choice.setup->searchSpaceOtherSystemInformation){
if (ss->searchSpaceId == *pdcch_ConfigCommon->choice.setup->searchSpaceOtherSystemInformation){
// Configure monitoring of PDCCH candidates in Type0-PDCCH common search space on the MCG
@@ -360,4 +362,25 @@ void ue_dci_configuration(NR_UE_MAC_INST_t *mac, fapi_nr_dl_config_request_t *dl
break;
}
}
// Search space 0, CORESET ID 0
NR_BWP_DownlinkCommon_t *bwp_Common = bwp->bwp_Common;
NR_SetupRelease_PDCCH_ConfigCommon_t *pdcch_ConfigCommon = bwp_Common->pdcch_ConfigCommon;
if (pdcch_ConfigCommon->choice.setup->searchSpaceSIB1){
NR_SearchSpace_t *ss0 = mac->search_space_zero;
fapi_nr_dl_config_dci_dl_pdu_rel15_t *rel15 = &dl_config->dl_config_list[dl_config->number_pdus].dci_config_pdu.dci_config_rel15;
if (ss0->searchSpaceId == *pdcch_ConfigCommon->choice.setup->searchSpaceSIB1){
if( (frame%2 == mac->type0_PDCCH_CSS_config.sfn_c) && (slot == mac->type0_PDCCH_CSS_config.n_0) ){
rel15->num_dci_options = 1;
rel15->dci_format_options[0] = NR_DL_DCI_FORMAT_1_0;
config_dci_pdu(mac, rel15, dl_config, NR_RNTI_SI, -1);
fill_dci_search_candidates(ss0, rel15);
}
}
}
}
openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
+48 -19
View File
@@ -2943,7 +2943,7 @@ int get_n_rb(NR_UE_MAC_INST_t *mac, int rnti_type){
case NR_RNTI_RA:
case NR_RNTI_TC:
case NR_RNTI_P:
case NR_RNTI_SI:
//case NR_RNTI_SI:
if (mac->DLbwp[0]->bwp_Common->pdcch_ConfigCommon->choice.setup->controlResourceSetZero) {
uint8_t bwp_id = 1;
uint8_t coreset_id = 0; // assuming controlResourceSetId is 0 for controlResourceSetZero
@@ -2953,8 +2953,9 @@ int get_n_rb(NR_UE_MAC_INST_t *mac, int rnti_type){
N_RB = NRRIV2BW(mac->scc->downlinkConfigCommon->initialDownlinkBWP->genericParameters.locationAndBandwidth, 275);
}
break;
case NR_RNTI_SI:
case NR_RNTI_C:
N_RB = NRRIV2BW(mac->DLbwp[0]->bwp_Common->genericParameters.locationAndBandwidth, 275);
N_RB = NRRIV2BW(mac->DLbwp[0]->bwp_Common->genericParameters.locationAndBandwidth, 275);
break;
}
return N_RB;
@@ -3192,23 +3193,51 @@ int nr_extract_dci_info(NR_UE_MAC_INST_t *mac,
break;
case NR_RNTI_SI:
/*
// Freq domain assignment 0-16 bit
fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
for (int i=0; i<fsize; i++)
*dci_pdu |= ((dci_pdu_rel15->frequency_domain_assignment>>(fsize-i-1))&1)<<(dci_size-pos++);
// Time domain assignment 4 bit
for (int i=0; i<4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment>>(3-i))&1)<<(dci_size-pos++);
// VRB to PRB mapping 1 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val&1)<<(dci_size-pos++);
// MCS 5bit //bit over 32, so dci_pdu ++
for (int i=0; i<5; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs>>(4-i))&1)<<(dci_size-pos++);
// Redundancy version 2bit
for (int i=0; i<2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->rv>>(1-i))&1)<<(dci_size-pos++);
*/
printf("\nnr_extract_dci_info\n\n");
// Freq domain assignment 0-16 bit
fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
pos+=fsize;
dci_pdu_rel15->frequency_domain_assignment.val = (*dci_pdu>>(dci_size-pos))&((1<<fsize)-1);
// Time domain assignment 4 bit
pos+=4;
dci_pdu_rel15->time_domain_assignment.val = (*dci_pdu>>(dci_size-pos))&0xf;
// VRB to PRB mapping 1 bit
pos++;
dci_pdu_rel15->vrb_to_prb_mapping.val = (*dci_pdu>>(dci_size-pos))&0x1;
// MCS 5bit //bit over 32, so dci_pdu ++
pos+=5;
dci_pdu_rel15->mcs = (*dci_pdu>>(dci_size-pos))&0x1f;
// Redundancy version 2 bit
pos+=2;
dci_pdu_rel15->rv = (*dci_pdu>>(dci_size-pos))&3;
// System information indicator 1 bit
pos++;
dci_pdu_rel15->system_info_indicator = (*dci_pdu>>(dci_size-pos))&0x1;
printf("\n\n");
for(int i = 64-dci_size; i<64; i++) {
printf("%i ", (*dci_pdu >> 63-i)&(uint64_t)0x01);
}
printf("\nN_RB = %i\n", N_RB);
printf("\ndci_size = %i\n", dci_size);
printf("fsize = %i\n", fsize);
printf("dci_pdu_rel15->frequency_domain_assignment.val = %i\n", dci_pdu_rel15->frequency_domain_assignment.val);
printf("dci_pdu_rel15->time_domain_assignment.val = %i\n", dci_pdu_rel15->time_domain_assignment.val);
printf("dci_pdu_rel15->vrb_to_prb_mapping.val = %i\n", dci_pdu_rel15->vrb_to_prb_mapping.val);
printf("dci_pdu_rel15->mcs = %i\n", dci_pdu_rel15->mcs);
printf("dci_pdu_rel15->rv = %i\n", dci_pdu_rel15->rv);
printf("dci_pdu_rel15->system_info_indicator = %i\n", dci_pdu_rel15->system_info_indicator);
printf("\n");
break;
case NR_RNTI_TC:
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler.c
-1
View File
@@ -460,7 +460,6 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
// This schedules SIB1
schedule_nr_sib1(module_idP, frame, slot);
// This schedule PRACH if we are not in phy_test mode
if (get_softmodem_params()->phy_test == 0) {
schedule_nr_prach(module_idP, frame, slot);
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_bch.c
+192 -26
View File
@@ -175,7 +175,19 @@ void schedule_control_sib1(module_id_t module_id,
fill_default_coresetZero(gNB_mac->sched_ctrlCommon->coreset);
}
gNB_mac->sched_ctrlCommon->active_bwp = gNB_mac->secondaryCellGroupCommon->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[bwp_id-1];
//NR_COMMON_channels_t *cc = &gNB_mac->common_channels[0];
//NR_ServingCellConfigCommon_t *scc = cc->ServingCellConfigCommon;
//scc->downlinkConfigCommon->initialDownlinkBWP->genericParameters.locationAndBandwidth;
gNB_mac->sched_ctrlCommon->rbSize = 0;
gNB_mac->sched_ctrlCommon->time_domain_allocation = time_domain_allocation;
gNB_mac->sched_ctrlCommon->mcsTableIdx = mcsTableIdx;
@@ -192,26 +204,9 @@ void schedule_control_sib1(module_id_t module_id,
0,
0);
// Calculate number of PRB_DMRS
uint8_t N_PRB_DMRS;
if(gNB_mac->sched_ctrlCommon->active_bwp->bwp_Dedicated->pdsch_Config->choice.setup->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_Type == NFAPI_NR_DMRS_TYPE1) {
N_PRB_DMRS = gNB_mac->sched_ctrlCommon->numDmrsCdmGrpsNoData * 6;
} else {
N_PRB_DMRS = gNB_mac->sched_ctrlCommon->numDmrsCdmGrpsNoData * 4;
}
// Calculate number of symbols
struct NR_PDSCH_TimeDomainResourceAllocationList *tdaList = gNB_mac->sched_ctrlCommon->active_bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList;
const int startSymbolAndLength = tdaList->list.array[gNB_mac->sched_ctrlCommon->time_domain_allocation]->startSymbolAndLength;
int startSymbolIndex, nrOfSymbols;
SLIV2SL(startSymbolAndLength, &startSymbolIndex, &nrOfSymbols);
// Calculate rbStart and rbSize
gNB_mac->sched_ctrlCommon->rbStart = NRRIV2PRBOFFSET(gNB_mac->sched_ctrlCommon->active_bwp->bwp_Common->genericParameters.locationAndBandwidth, 275);
gNB_mac->sched_ctrlCommon->rbSize = gNB_mac->type0_PDCCH_CSS_config.num_rbs;
uint32_t TBS = nr_compute_tbs(nr_get_Qm_dl(gNB_mac->sched_ctrlCommon->mcs, gNB_mac->sched_ctrlCommon->mcsTableIdx),
nr_get_code_rate_dl(gNB_mac->sched_ctrlCommon->mcs, gNB_mac->sched_ctrlCommon->mcsTableIdx),
gNB_mac->sched_ctrlCommon->rbSize, nrOfSymbols, N_PRB_DMRS,0,0,1) >> 3;
gNB_mac->sched_ctrlCommon->rbSize = 4; //24; //gNB_mac->type0_PDCCH_CSS_config.num_rbs;
// Mark the corresponding RBs as used
uint8_t *vrb_map = RC.nrmac[module_id]->common_channels[CC_id].vrb_map;
@@ -224,12 +219,8 @@ void schedule_control_sib1(module_id_t module_id,
printf("cce_index = %i\n", gNB_mac->sched_ctrlCommon->cce_index);
printf("aggregation_level = %i\n", gNB_mac->sched_ctrlCommon->aggregation_level);
printf("nr_of_candidates = %i\n", nr_of_candidates);
printf("startSymbolIndex = %i\n", startSymbolIndex);
printf("nrOfSymbols = %i\n", nrOfSymbols);
printf("rbSize = %i\n", gNB_mac->sched_ctrlCommon->rbSize);
printf("rbStart = %i\n", gNB_mac->sched_ctrlCommon->rbStart);
printf("TBS = %i\n", TBS);
printf("N_PRB_DMRS = %i\n", N_PRB_DMRS);
}
void nr_fill_nfapi_dci_sib1_pdu(int Mod_idP, nfapi_nr_dl_tti_request_body_t *dl_req) {
@@ -239,6 +230,9 @@ void nr_fill_nfapi_dci_sib1_pdu(int Mod_idP, nfapi_nr_dl_tti_request_body_t *dl_
NR_BWP_Downlink_t *bwp = gNB_mac->sched_ctrlCommon->active_bwp;
long locationAndBandwidth = bwp->bwp_Common->genericParameters.locationAndBandwidth;
//long locationAndBandwidth = scc->downlinkConfigCommon->initialDownlinkBWP->genericParameters.locationAndBandwidth;
int dci10_bw = NRRIV2BW(locationAndBandwidth,275);
nfapi_nr_dl_tti_request_pdu_t *dl_tti_pdcch_pdu = &dl_req->dl_tti_pdu_list[dl_req->nPDUs];
@@ -267,6 +261,7 @@ void nr_fill_nfapi_dci_sib1_pdu(int Mod_idP, nfapi_nr_dl_tti_request_body_t *dl_
dci_pdu_rel15[0].pdsch_to_harq_feedback_timing_indicator.val = 0;
dci_pdu_rel15[0].antenna_ports.val = 0;
dci_pdu_rel15[0].dmrs_sequence_initialization.val = 0;
dci_pdu_rel15[0].system_info_indicator = 0;
nr_configure_pdcch(gNB_mac,
pdcch_pdu_rel15,
@@ -284,13 +279,90 @@ void nr_fill_nfapi_dci_sib1_pdu(int Mod_idP, nfapi_nr_dl_tti_request_body_t *dl_
rnti_types[0] = NR_RNTI_SI;
fill_dci_pdu_rel15(scc,gNB_mac->secondaryCellGroupCommon,pdcch_pdu_rel15,dci_pdu_rel15,dci_formats,rnti_types, dci10_bw,bwp->bwp_Id);
//fill_dci_pdu_rel15(scc,gNB_mac->secondaryCellGroupCommon,pdcch_pdu_rel15,dci_pdu_rel15,dci_formats,rnti_types, 50,bwp->bwp_Id);
dl_req->nPDUs += 1;
//dl_req->nPDUs += 1; // -----------------------------
printf("locationAndBandwidth = %li\n", locationAndBandwidth);
printf("dci10_bw = %i\n", dci10_bw);
}
void nr_fill_nfapi_sib1_pdu(int Mod_idP, nfapi_nr_dl_tti_request_body_t *dl_req) {
gNB_MAC_INST *gNB_mac = RC.nrmac[Mod_idP];
NR_BWP_Downlink_t *bwp = gNB_mac->sched_ctrlCommon->active_bwp;
nfapi_nr_dl_tti_request_pdu_t *dl_tti_pdsch_pdu = &dl_req->dl_tti_pdu_list[dl_req->nPDUs+1];
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));
nfapi_nr_dl_tti_pdsch_pdu_rel15_t *pdsch_pdu_rel15 = &dl_tti_pdsch_pdu->pdsch_pdu.pdsch_pdu_rel15;
// Calculate number of symbols
struct NR_PDSCH_TimeDomainResourceAllocationList *tdaList = bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList;
const int startSymbolAndLength = tdaList->list.array[gNB_mac->sched_ctrlCommon->time_domain_allocation]->startSymbolAndLength;
int startSymbolIndex, nrOfSymbols;
SLIV2SL(startSymbolAndLength, &startSymbolIndex, &nrOfSymbols);
// Calculate number of PRB_DMRS
uint8_t N_PRB_DMRS;
if(bwp->bwp_Dedicated->pdsch_Config->choice.setup->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_Type == NFAPI_NR_DMRS_TYPE1) {
N_PRB_DMRS = gNB_mac->sched_ctrlCommon->numDmrsCdmGrpsNoData * 6;
} else {
N_PRB_DMRS = gNB_mac->sched_ctrlCommon->numDmrsCdmGrpsNoData * 4;
}
pdsch_pdu_rel15->pduBitmap = 0;
pdsch_pdu_rel15->rnti = 0xFFFF;
pdsch_pdu_rel15->pduIndex = gNB_mac->pdu_index[0]++;
pdsch_pdu_rel15->BWPSize = NRRIV2BW(bwp->bwp_Common->genericParameters.locationAndBandwidth,275);
pdsch_pdu_rel15->BWPStart = NRRIV2PRBOFFSET(bwp->bwp_Common->genericParameters.locationAndBandwidth,275);
pdsch_pdu_rel15->SubcarrierSpacing = bwp->bwp_Common->genericParameters.subcarrierSpacing;
if (bwp->bwp_Common->genericParameters.cyclicPrefix) {
pdsch_pdu_rel15->CyclicPrefix = *bwp->bwp_Common->genericParameters.cyclicPrefix;
}
else {
pdsch_pdu_rel15->CyclicPrefix = 0;
}
pdsch_pdu_rel15->NrOfCodewords = 1;
pdsch_pdu_rel15->targetCodeRate[0] = nr_get_code_rate_dl(gNB_mac->sched_ctrlCommon->mcs,0);
pdsch_pdu_rel15->qamModOrder[0] = nr_get_Qm_dl(gNB_mac->sched_ctrlCommon->mcs, gNB_mac->sched_ctrlCommon->mcsTableIdx);
pdsch_pdu_rel15->mcsIndex[0] = gNB_mac->sched_ctrlCommon->mcs;
pdsch_pdu_rel15->mcsTable[0] = 0;
pdsch_pdu_rel15->rvIndex[0] = 0;
pdsch_pdu_rel15->dataScramblingId = *gNB_mac->common_channels->ServingCellConfigCommon->physCellId;
pdsch_pdu_rel15->nrOfLayers = 1;
pdsch_pdu_rel15->transmissionScheme = 0;
pdsch_pdu_rel15->refPoint = 0; // Point A
pdsch_pdu_rel15->dmrsConfigType = 0;
pdsch_pdu_rel15->dlDmrsScramblingId = *gNB_mac->common_channels->ServingCellConfigCommon->physCellId;
pdsch_pdu_rel15->SCID = 0;
pdsch_pdu_rel15->numDmrsCdmGrpsNoData = gNB_mac->sched_ctrlCommon->numDmrsCdmGrpsNoData;
pdsch_pdu_rel15->dmrsPorts = 1;
pdsch_pdu_rel15->resourceAlloc = 1;
pdsch_pdu_rel15->rbStart = gNB_mac->sched_ctrlCommon->rbStart;
pdsch_pdu_rel15->rbSize = gNB_mac->sched_ctrlCommon->rbSize;
pdsch_pdu_rel15->VRBtoPRBMapping = 1; // non-interleaved, check if this is ok for initialBWP
pdsch_pdu_rel15->targetCodeRate[0] = nr_get_code_rate_dl(gNB_mac->sched_ctrlCommon->mcs, gNB_mac->sched_ctrlCommon->mcsTableIdx);
pdsch_pdu_rel15->mcsTable[0] = gNB_mac->sched_ctrlCommon->mcsTableIdx;
pdsch_pdu_rel15->StartSymbolIndex = startSymbolIndex;
pdsch_pdu_rel15->NrOfSymbols = nrOfSymbols;
pdsch_pdu_rel15->TBSize[0] = nr_compute_tbs(nr_get_Qm_dl(gNB_mac->sched_ctrlCommon->mcs, gNB_mac->sched_ctrlCommon->mcsTableIdx),
nr_get_code_rate_dl(gNB_mac->sched_ctrlCommon->mcs, gNB_mac->sched_ctrlCommon->mcsTableIdx),
gNB_mac->sched_ctrlCommon->rbSize, nrOfSymbols, N_PRB_DMRS,0,0,1) >> 3;
pdsch_pdu_rel15->dlDmrsSymbPos = fill_dmrs_mask(bwp->bwp_Dedicated->pdsch_Config->choice.setup,
gNB_mac->common_channels->ServingCellConfigCommon->dmrs_TypeA_Position,
pdsch_pdu_rel15->NrOfSymbols);
dl_req->nPDUs += 2; // ----------------------------
}
void schedule_nr_sib1(module_id_t module_idP, frame_t frameP, sub_frame_t slotP) {
printf("\n\n--- Schedule_nr_sib1: Start\n");
@@ -300,7 +372,7 @@ void schedule_nr_sib1(module_id_t module_idP, frame_t frameP, sub_frame_t slotP)
int bwp_id = 1;
int time_domain_allocation = 0;
uint8_t mcsTableIdx = 0;
uint8_t mcs = 9;
uint8_t mcs = 3; // 9
uint8_t numDmrsCdmGrpsNoData = 1;
gNB_MAC_INST *gNB_mac = RC.nrmac[module_idP];
@@ -323,7 +395,6 @@ void schedule_nr_sib1(module_id_t module_idP, frame_t frameP, sub_frame_t slotP)
printf("sfn_c = %i\n", gNB_mac->type0_PDCCH_CSS_config.sfn_c);
printf("n_0 = %i\n", gNB_mac->type0_PDCCH_CSS_config.n_0);
if( (frameP%2 == gNB_mac->type0_PDCCH_CSS_config.sfn_c) && (slotP == gNB_mac->type0_PDCCH_CSS_config.n_0) ) {
printf("\nSIB1 will be transmitted here\n");
@@ -345,8 +416,103 @@ void schedule_nr_sib1(module_id_t module_idP, frame_t frameP, sub_frame_t slotP)
}
printf("\n");
// TODO: Schedule broadcast the SIB1
// Schedule broadcast the SIB1
nr_fill_nfapi_sib1_pdu(module_idP, dl_req);
const int ta_len = 2; // 0 or 2
// Get RLC data TODO: remove random data retrieval
int header_length_total = 0;
int header_length_last = 0;
int sdu_length_total = 0;
int num_sdus = 0;
uint16_t sdu_lengths[NB_RB_MAX] = {0};
uint8_t mac_sdus[MAX_NR_DLSCH_PAYLOAD_BYTES];
unsigned char sdu_lcids[NB_RB_MAX] = {0};
const int lcid = DL_SCH_LCID_DTCH;
// Calculate number of PRB_DMRS
uint8_t N_PRB_DMRS;
if(gNB_mac->sched_ctrlCommon->active_bwp->bwp_Dedicated->pdsch_Config->choice.setup->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_Type == NFAPI_NR_DMRS_TYPE1) {
N_PRB_DMRS = gNB_mac->sched_ctrlCommon->numDmrsCdmGrpsNoData * 6;
} else {
N_PRB_DMRS = gNB_mac->sched_ctrlCommon->numDmrsCdmGrpsNoData * 4;
}
// Calculate number of symbols
struct NR_PDSCH_TimeDomainResourceAllocationList *tdaList = gNB_mac->sched_ctrlCommon->active_bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList;
const int startSymbolAndLength = tdaList->list.array[gNB_mac->sched_ctrlCommon->time_domain_allocation]->startSymbolAndLength;
int startSymbolIndex, nrOfSymbols;
SLIV2SL(startSymbolAndLength, &startSymbolIndex, &nrOfSymbols);
uint32_t TBS = nr_compute_tbs(nr_get_Qm_dl(gNB_mac->sched_ctrlCommon->mcs, gNB_mac->sched_ctrlCommon->mcsTableIdx),
nr_get_code_rate_dl(gNB_mac->sched_ctrlCommon->mcs, gNB_mac->sched_ctrlCommon->mcsTableIdx),
gNB_mac->sched_ctrlCommon->rbSize, nrOfSymbols, N_PRB_DMRS,0,0,1) >> 3;
printf("TBS = %i\n", TBS);
LOG_D(MAC, "Configuring DL_TX in %d.%d: random data\n", frameP, slotP);
// fill dlsch_buffer with random data
for (int i = 0; i < TBS; i++)
mac_sdus[i] = (unsigned char) (lrand48()&0xff);
sdu_lcids[0] = 0x3f; // DRB
sdu_lengths[0] = TBS - ta_len - 3;
header_length_total += 2 + (sdu_lengths[0] >= 128);
sdu_length_total += sdu_lengths[0];
num_sdus +=1;
// Check if there is data from RLC or CE
const int post_padding = TBS >= 2 + header_length_total + sdu_length_total + ta_len;
// padding param currently not in use
//padding = TBS - header_length_total - sdu_length_total - ta_len - 1;
const int ntx_req = gNB_mac->TX_req[CC_id].Number_of_PDUs;
nfapi_nr_pdu_t *tx_req = &gNB_mac->TX_req[CC_id].pdu_list[ntx_req];
// pointer to directly generate the PDU into the nFAPI structure
uint32_t *buf = tx_req->TLVs[0].value.direct;
const int offset = nr_generate_dlsch_pdu(
module_idP,
gNB_mac->sched_ctrlCommon,
(unsigned char *)mac_sdus,
(unsigned char *)buf,
num_sdus, // num_sdus
sdu_lengths,
sdu_lcids,
255, // no drx
NULL, // contention res id
post_padding);
// Padding: fill remainder of DLSCH with 0
if (post_padding > 0) {
for (int j = 0; j < TBS - offset; j++)
buf[offset + j] = 0;
}
tx_req->PDU_length = TBS;
tx_req->PDU_index = gNB_mac->pdu_index[0]++;
tx_req->num_TLV = 1;
tx_req->TLVs[0].length = TBS + 2;
gNB_mac->TX_req[CC_id].Number_of_PDUs++;
gNB_mac->TX_req[CC_id].SFN = frameP;
gNB_mac->TX_req[CC_id].Slot = slotP;
}
printf("--- Schedule_nr_sib1: End\n\n\n");
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
+46 -16
View File
@@ -1167,22 +1167,52 @@ void fill_dci_pdu_rel15(NR_ServingCellConfigCommon_t *scc,
break;
case NR_RNTI_SI:
// Freq domain assignment 0-16 bit
fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
for (int i=0; i<fsize; i++)
*dci_pdu |= ((dci_pdu_rel15->frequency_domain_assignment.val>>(fsize-i-1))&1)<<(dci_size-pos++);
// Time domain assignment 4 bit
for (int i=0; i<4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val>>(3-i))&1)<<(dci_size-pos++);
// VRB to PRB mapping 1 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val&1)<<(dci_size-pos++);
// MCS 5bit //bit over 32, so dci_pdu ++
for (int i=0; i<5; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs>>(4-i))&1)<<(dci_size-pos++);
// Redundancy version 2bit
for (int i=0; i<2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->rv>>(1-i))&1)<<(dci_size-pos++);
pos=1;
// Freq domain assignment 0-16 bit
fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
for (int i=0; i<fsize; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->frequency_domain_assignment.val>>(fsize-1-i))&1)<<(dci_size-pos++);
// Time domain assignment 4 bit
for (int i=0; i<4; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->time_domain_assignment.val>>(3-i))&1)<<(dci_size-pos++);
// VRB to PRB mapping 1 bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->vrb_to_prb_mapping.val&1)<<(dci_size-pos++);
// MCS 5bit //bit over 32, so dci_pdu ++
for (int i=0; i<5; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->mcs>>(4-i))&1)<<(dci_size-pos++);
// Redundancy version 2 bit
for (int i=0; i<2; i++)
*dci_pdu |= (((uint64_t)dci_pdu_rel15->rv>>(1-i))&1)<<(dci_size-pos++);
// System information indicator 1bit
*dci_pdu |= ((uint64_t)dci_pdu_rel15->system_info_indicator&1)<<(dci_size-pos++);
// reserved 15 bits
printf("\n\n");
for(int i = 64-dci_size; i<64; i++) {
printf("%i ", (*dci_pdu >> 63-i)&(uint64_t)0x01);
}
printf("\ndci_size = %i\n", dci_size);
printf("fsize = %i\n", fsize);
printf("dci_pdu_rel15->frequency_domain_assignment.val = %i\n", dci_pdu_rel15->frequency_domain_assignment.val);
printf("dci_pdu_rel15->time_domain_assignment.val = %i\n", dci_pdu_rel15->time_domain_assignment.val);
printf("dci_pdu_rel15->vrb_to_prb_mapping.val = %i\n", dci_pdu_rel15->vrb_to_prb_mapping.val);
printf("dci_pdu_rel15->mcs = %i\n", dci_pdu_rel15->mcs);
printf("dci_pdu_rel15->rv = %i\n", dci_pdu_rel15->rv);
printf("dci_pdu_rel15->system_info_indicator = %i\n", dci_pdu_rel15->system_info_indicator);
printf("\n");
break;
case NR_RNTI_TC: