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Commit 6e2b7e4c authored by Robert Schmidt's avatar Robert Schmidt
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Separate PDSCH scheduling variables into dynamic, semi-static

parent 8e50489f
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Showing with 124 additions and 106 deletions
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_bch.c
View file @ 6e2b7e4c
......@@ -254,8 +254,8 @@ void schedule_control_sib1(module_id_t module_id,
}
gNB_mac->sched_ctrlCommon->active_bwp->bwp_Dedicated->pdsch_Config->choice.setup->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_AdditionalPosition = NULL;
gNB_mac->sched_ctrlCommon->sched_pdsch.time_domain_allocation = time_domain_allocation;
gNB_mac->sched_ctrlCommon->sched_pdsch.mcsTableIdx = mcsTableIdx;
gNB_mac->sched_ctrlCommon->pdsch_semi_static.time_domain_allocation = time_domain_allocation;
gNB_mac->sched_ctrlCommon->pdsch_semi_static.mcsTableIdx = mcsTableIdx;
gNB_mac->sched_ctrlCommon->sched_pdsch.mcs = mcs;
gNB_mac->sched_ctrlCommon->num_total_bytes = num_total_bytes;
......@@ -278,18 +278,18 @@ void schedule_control_sib1(module_id_t module_id,
// 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->sched_pdsch.time_domain_allocation]->startSymbolAndLength;
tdaList->list.array[gNB_mac->sched_ctrlCommon->pdsch_semi_static.time_domain_allocation]->startSymbolAndLength;
int startSymbolIndex, nrOfSymbols;
SLIV2SL(startSymbolAndLength, &startSymbolIndex, &nrOfSymbols);
if (nrOfSymbols == 2) {
gNB_mac->sched_ctrlCommon->sched_pdsch.numDmrsCdmGrpsNoData = 1;
gNB_mac->sched_ctrlCommon->pdsch_semi_static.numDmrsCdmGrpsNoData = 1;
} else {
gNB_mac->sched_ctrlCommon->sched_pdsch.numDmrsCdmGrpsNoData = 2;
gNB_mac->sched_ctrlCommon->pdsch_semi_static.numDmrsCdmGrpsNoData = 2;
}
// Calculate number of PRB_DMRS
uint8_t N_PRB_DMRS = gNB_mac->sched_ctrlCommon->sched_pdsch.numDmrsCdmGrpsNoData * 6;
uint8_t N_PRB_DMRS = gNB_mac->sched_ctrlCommon->pdsch_semi_static.numDmrsCdmGrpsNoData * 6;
uint16_t dlDmrsSymbPos = fill_dmrs_mask(gNB_mac->sched_ctrlCommon->active_bwp->bwp_Dedicated->pdsch_Config->choice.setup, gNB_mac->common_channels->ServingCellConfigCommon->dmrs_TypeA_Position, startSymbolIndex+nrOfSymbols);
uint16_t dmrs_length = get_num_dmrs(dlDmrsSymbPos);
......@@ -298,9 +298,9 @@ void schedule_control_sib1(module_id_t module_id,
do {
rbSize++;
TBS = nr_compute_tbs(nr_get_Qm_dl(gNB_mac->sched_ctrlCommon->sched_pdsch.mcs,
gNB_mac->sched_ctrlCommon->sched_pdsch.mcsTableIdx),
gNB_mac->sched_ctrlCommon->pdsch_semi_static.mcsTableIdx),
nr_get_code_rate_dl(gNB_mac->sched_ctrlCommon->sched_pdsch.mcs,
gNB_mac->sched_ctrlCommon->sched_pdsch.mcsTableIdx),
gNB_mac->sched_ctrlCommon->pdsch_semi_static.mcsTableIdx),
rbSize, nrOfSymbols, N_PRB_DMRS * dmrs_length,0, 0,1) >> 3;
} while (rbStart + rbSize < bwpSize && !vrb_map[rbStart + rbSize] && TBS < gNB_mac->sched_ctrlCommon->num_total_bytes);
......@@ -379,16 +379,16 @@ void nr_fill_nfapi_dl_sib1_pdu(int Mod_idP,
pdsch_pdu_rel15->dmrsConfigType = gNB_mac->sched_ctrlCommon->active_bwp->bwp_Dedicated->pdsch_Config->choice.setup->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_Type == NULL ? 0 : 1;
pdsch_pdu_rel15->dlDmrsScramblingId = *scc->physCellId;
pdsch_pdu_rel15->SCID = 0;
pdsch_pdu_rel15->numDmrsCdmGrpsNoData = gNB_mac->sched_ctrlCommon->sched_pdsch.numDmrsCdmGrpsNoData;
pdsch_pdu_rel15->numDmrsCdmGrpsNoData = gNB_mac->sched_ctrlCommon->pdsch_semi_static.numDmrsCdmGrpsNoData;
pdsch_pdu_rel15->dmrsPorts = 1;
pdsch_pdu_rel15->resourceAlloc = 1;
pdsch_pdu_rel15->rbStart = gNB_mac->sched_ctrlCommon->sched_pdsch.rbStart;
pdsch_pdu_rel15->rbSize = gNB_mac->sched_ctrlCommon->sched_pdsch.rbSize;
pdsch_pdu_rel15->VRBtoPRBMapping = 0;
pdsch_pdu_rel15->qamModOrder[0] =
nr_get_Qm_dl(gNB_mac->sched_ctrlCommon->sched_pdsch.mcs, gNB_mac->sched_ctrlCommon->sched_pdsch.mcsTableIdx);
pdsch_pdu_rel15->qamModOrder[0] = nr_get_Qm_dl(gNB_mac->sched_ctrlCommon->sched_pdsch.mcs,
gNB_mac->sched_ctrlCommon->pdsch_semi_static.mcsTableIdx);
pdsch_pdu_rel15->TBSize[0] = TBS;
pdsch_pdu_rel15->mcsTable[0] = gNB_mac->sched_ctrlCommon->sched_pdsch.mcsTableIdx;
pdsch_pdu_rel15->mcsTable[0] = gNB_mac->sched_ctrlCommon->pdsch_semi_static.mcsTableIdx;
pdsch_pdu_rel15->StartSymbolIndex = StartSymbolIndex;
pdsch_pdu_rel15->NrOfSymbols = NrOfSymbols;
......@@ -417,7 +417,7 @@ void nr_fill_nfapi_dl_sib1_pdu(int Mod_idP,
dci_payload.frequency_domain_assignment.val = PRBalloc_to_locationandbandwidth0(
pdsch_pdu_rel15->rbSize, pdsch_pdu_rel15->rbStart, gNB_mac->type0_PDCCH_CSS_config.num_rbs);
dci_payload.time_domain_assignment.val = gNB_mac->sched_ctrlCommon->sched_pdsch.time_domain_allocation;
dci_payload.time_domain_assignment.val = gNB_mac->sched_ctrlCommon->pdsch_semi_static.time_domain_allocation;
dci_payload.mcs = gNB_mac->sched_ctrlCommon->sched_pdsch.mcs;
dci_payload.rv = pdsch_pdu_rel15->rvIndex[0];
dci_payload.harq_pid = 0;
......@@ -489,18 +489,18 @@ void schedule_nr_sib1(module_id_t module_idP, frame_t frameP, sub_frame_t slotP)
int startSymbolIndex, nrOfSymbols;
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->sched_pdsch.time_domain_allocation]->startSymbolAndLength;
tdaList->list.array[gNB_mac->sched_ctrlCommon->pdsch_semi_static.time_domain_allocation]->startSymbolAndLength;
SLIV2SL(startSymbolAndLength, &startSymbolIndex, &nrOfSymbols);
// Calculate number of PRB_DMRS
uint8_t N_PRB_DMRS = gNB_mac->sched_ctrlCommon->sched_pdsch.numDmrsCdmGrpsNoData * 6;
uint8_t N_PRB_DMRS = gNB_mac->sched_ctrlCommon->pdsch_semi_static.numDmrsCdmGrpsNoData * 6;
uint16_t dlDmrsSymbPos = fill_dmrs_mask(gNB_mac->sched_ctrlCommon->active_bwp->bwp_Dedicated->pdsch_Config->choice.setup, gNB_mac->common_channels->ServingCellConfigCommon->dmrs_TypeA_Position, startSymbolIndex+nrOfSymbols);
uint16_t dmrs_length = get_num_dmrs(dlDmrsSymbPos);
const uint32_t TBS = nr_compute_tbs(nr_get_Qm_dl(gNB_mac->sched_ctrlCommon->sched_pdsch.mcs,
gNB_mac->sched_ctrlCommon->sched_pdsch.mcsTableIdx),
gNB_mac->sched_ctrlCommon->pdsch_semi_static.mcsTableIdx),
nr_get_code_rate_dl(gNB_mac->sched_ctrlCommon->sched_pdsch.mcs,
gNB_mac->sched_ctrlCommon->sched_pdsch.mcsTableIdx),
gNB_mac->sched_ctrlCommon->pdsch_semi_static.mcsTableIdx),
gNB_mac->sched_ctrlCommon->sched_pdsch.rbSize,
nrOfSymbols,
N_PRB_DMRS * dmrs_length,
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c
View file @ 6e2b7e4c
......@@ -302,35 +302,6 @@ int nr_write_ce_dlsch_pdu(module_id_t module_idP,
return offset;
}
int getNrOfSymbols(NR_BWP_Downlink_t *bwp, int tda) {
struct NR_PDSCH_TimeDomainResourceAllocationList *tdaList =
bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList;
AssertFatal(tda < tdaList->list.count,
"time_domain_allocation %d>=%d\n",
tda,
tdaList->list.count);
const int startSymbolAndLength = tdaList->list.array[tda]->startSymbolAndLength;
int startSymbolIndex, nrOfSymbols;
SLIV2SL(startSymbolAndLength, &startSymbolIndex, &nrOfSymbols);
return nrOfSymbols;
}
nfapi_nr_dmrs_type_e getDmrsConfigType(NR_BWP_Downlink_t *bwp) {
return bwp->bwp_Dedicated->pdsch_Config->choice.setup->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_Type == NULL ? 0 : 1;
}
uint8_t getN_PRB_DMRS(NR_BWP_Downlink_t *bwp, int numDmrsCdmGrpsNoData) {
const nfapi_nr_dmrs_type_e dmrsConfigType = getDmrsConfigType(bwp);
if (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
return numDmrsCdmGrpsNoData * 6;
} else {
return numDmrsCdmGrpsNoData * 4;
}
}
void nr_store_dlsch_buffer(module_id_t module_id,
frame_t frame,
sub_frame_t slot) {
......@@ -458,6 +429,7 @@ void pf_dl(module_id_t module_id,
for (int UE_id = UE_list->head; UE_id >= 0; UE_id = UE_list->next[UE_id]) {
NR_UE_sched_ctrl_t *sched_ctrl = &UE_info->UE_sched_ctrl[UE_id];
NR_sched_pdsch_t *sched_pdsch = &sched_ctrl->sched_pdsch;
NR_pdsch_semi_static_t *ps = &sched_ctrl->pdsch_semi_static;
/* get the PID of a HARQ process awaiting retrnasmission, or -1 otherwise */
sched_pdsch->dl_harq_pid = sched_ctrl->retrans_dl_harq.head;
......@@ -484,9 +456,8 @@ void pf_dl(module_id_t module_id,
continue;
/* Calculate coeff */
sched_pdsch->mcsTableIdx = 0;
sched_pdsch->mcs = 9;
uint32_t tbs = pf_tbs[sched_pdsch->mcsTableIdx][sched_pdsch->mcs];
uint32_t tbs = pf_tbs[ps->mcsTableIdx][sched_pdsch->mcs];
coeff_ue[UE_id] = (float) tbs / thr_ue[UE_id];
LOG_D(MAC,"b %d, thr_ue[%d] %f, tbs %d, coeff_ue[%d] %f\n",
b, UE_id, thr_ue[UE_id], tbs, UE_id, coeff_ue[UE_id]);
......@@ -553,15 +524,15 @@ void pf_dl(module_id_t module_id,
while (rbStart < bwpSize && !rballoc_mask[rbStart]) rbStart++;
/* MCS has been set above */
const uint8_t num_dmrs_cdm_grps_no_data = 1;
const int tda = 2;
NR_sched_pdsch_t *sched_pdsch = &sched_ctrl->sched_pdsch;
sched_pdsch->time_domain_allocation = 2;
sched_pdsch->numDmrsCdmGrpsNoData = 1;
sched_pdsch->Qm = nr_get_Qm_dl(sched_pdsch->mcs, sched_pdsch->mcsTableIdx);
sched_pdsch->R = nr_get_code_rate_dl(sched_pdsch->mcs, sched_pdsch->mcsTableIdx);
const int nrOfSymbols = getNrOfSymbols(sched_ctrl->active_bwp, sched_ctrl->sched_pdsch.time_domain_allocation);
const uint8_t N_PRB_DMRS = getN_PRB_DMRS(sched_ctrl->active_bwp, sched_pdsch->numDmrsCdmGrpsNoData);
const uint8_t N_DMRS_SLOT = get_num_dmrs_symbols(
sched_ctrl->active_bwp->bwp_Dedicated->pdsch_Config->choice.setup, scc->dmrs_TypeA_Position, nrOfSymbols);
NR_pdsch_semi_static_t *ps = &sched_ctrl->pdsch_semi_static;
if (ps->time_domain_allocation != tda || ps->numDmrsCdmGrpsNoData != num_dmrs_cdm_grps_no_data)
nr_set_pdsch_semi_static(
scc, UE_info->secondaryCellGroup[UE_id], sched_ctrl->active_bwp, tda, num_dmrs_cdm_grps_no_data, ps);
sched_pdsch->Qm = nr_get_Qm_dl(sched_pdsch->mcs, ps->mcsTableIdx);
sched_pdsch->R = nr_get_code_rate_dl(sched_pdsch->mcs, ps->mcsTableIdx);
int rbSize = 0;
uint32_t TBS = 0;
......@@ -572,8 +543,8 @@ void pf_dl(module_id_t module_id,
TBS = nr_compute_tbs(sched_pdsch->Qm,
sched_pdsch->R,
rbSize,
nrOfSymbols,
N_PRB_DMRS * N_DMRS_SLOT,
ps->nrOfSymbols,
ps->N_PRB_DMRS * ps->N_DMRS_SLOT,
0 /* N_PRB_oh, 0 for initialBWP */,
0 /* tb_scaling */,
1 /* nrOfLayers */)
......@@ -691,23 +662,16 @@ void nr_schedule_ue_spec(module_id_t module_id,
const rnti_t rnti = UE_info->rnti[UE_id];
/* POST processing */
struct NR_PDSCH_TimeDomainResourceAllocationList *tdaList =
sched_ctrl->active_bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList;
AssertFatal(sched_pdsch->time_domain_allocation < tdaList->list.count,
"time_domain_allocation %d>=%d\n",
sched_pdsch->time_domain_allocation,
tdaList->list.count);
const int startSymbolAndLength = tdaList->list.array[sched_pdsch->time_domain_allocation]->startSymbolAndLength;
int startSymbolIndex, nrOfSymbols;
SLIV2SL(startSymbolAndLength, &startSymbolIndex, &nrOfSymbols);
const nfapi_nr_dmrs_type_e dmrsConfigType = getDmrsConfigType(sched_ctrl->active_bwp);
const int nrOfLayers = 1;
const uint16_t R = sched_pdsch->R;
const uint8_t Qm = sched_pdsch->Qm;
const uint32_t TBS = sched_pdsch->tb_size;
/* pre-computed PDSCH values that only change if time domain
* allocation/DMRS parameters change. Updated in the preprocessor through
* nr_set_pdsch_semi_static() */
NR_pdsch_semi_static_t *ps = &sched_ctrl->pdsch_semi_static;
int8_t current_harq_pid = sched_pdsch->dl_harq_pid;
if (current_harq_pid < 0) {
/* PP has not selected a specific HARQ Process, get a new one */
......@@ -742,8 +706,8 @@ void nr_schedule_ue_spec(module_id_t module_id,
rnti,
sched_pdsch->rbStart,
sched_pdsch->rbSize,
startSymbolIndex,
nrOfSymbols,
ps->startSymbolIndex,
ps->nrOfSymbols,
sched_pdsch->mcs,
TBS,
current_harq_pid,
......@@ -801,7 +765,7 @@ void nr_schedule_ue_spec(module_id_t module_id,
pdsch_pdu->targetCodeRate[0] = R;
pdsch_pdu->qamModOrder[0] = Qm;
pdsch_pdu->mcsIndex[0] = sched_pdsch->mcs;
pdsch_pdu->mcsTable[0] = sched_pdsch->mcsTableIdx;
pdsch_pdu->mcsTable[0] = ps->mcsTableIdx;
pdsch_pdu->rvIndex[0] = nr_rv_round_map[harq->round];
pdsch_pdu->TBSize[0] = TBS;
......@@ -811,14 +775,11 @@ void nr_schedule_ue_spec(module_id_t module_id,
pdsch_pdu->refPoint = 0; // Point A
// DMRS
pdsch_pdu->dlDmrsSymbPos =
fill_dmrs_mask(bwp->bwp_Dedicated->pdsch_Config->choice.setup,
scc->dmrs_TypeA_Position,
nrOfSymbols);
pdsch_pdu->dmrsConfigType = dmrsConfigType;
pdsch_pdu->dlDmrsSymbPos = ps->dl_dmrs_symb_pos;
pdsch_pdu->dmrsConfigType = ps->dmrsConfigType;
pdsch_pdu->dlDmrsScramblingId = *scc->physCellId;
pdsch_pdu->SCID = 0;
pdsch_pdu->numDmrsCdmGrpsNoData = sched_pdsch->numDmrsCdmGrpsNoData;
pdsch_pdu->numDmrsCdmGrpsNoData = ps->numDmrsCdmGrpsNoData;
pdsch_pdu->dmrsPorts = 1;
// Pdsch Allocation in frequency domain
......@@ -828,8 +789,8 @@ void nr_schedule_ue_spec(module_id_t module_id,
pdsch_pdu->VRBtoPRBMapping = 1; // non-interleaved, check if this is ok for initialBWP
// Resource Allocation in time domain
pdsch_pdu->StartSymbolIndex = startSymbolIndex;
pdsch_pdu->NrOfSymbols = nrOfSymbols;
pdsch_pdu->StartSymbolIndex = ps->startSymbolIndex;
pdsch_pdu->NrOfSymbols = ps->nrOfSymbols;
/* Check and validate PTRS values */
struct NR_SetupRelease_PTRS_DownlinkConfig *phaseTrackingRS =
......@@ -883,7 +844,7 @@ void nr_schedule_ue_spec(module_id_t module_id,
pdsch_pdu->rbSize,
pdsch_pdu->rbStart,
pdsch_pdu->BWPSize);
dci_payload.time_domain_assignment.val = sched_pdsch->time_domain_allocation;
dci_payload.time_domain_assignment.val = ps->time_domain_allocation;
dci_payload.mcs = sched_pdsch->mcs;
dci_payload.rv = pdsch_pdu->rvIndex[0];
dci_payload.harq_pid = current_harq_pid;
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c
View file @ 6e2b7e4c
......@@ -355,30 +355,23 @@ void nr_preprocessor_phytest(module_id_t module_id,
rnti, frame, slot);
NR_sched_pdsch_t *sched_pdsch = &sched_ctrl->sched_pdsch;
NR_pdsch_semi_static_t *ps = &sched_ctrl->pdsch_semi_static;
sched_pdsch->rbStart = rbStart;
sched_pdsch->rbSize = rbSize;
sched_pdsch->time_domain_allocation = 2;
if (!UE_info->secondaryCellGroup[UE_id]->spCellConfig->spCellConfigDedicated->initialDownlinkBWP->pdsch_Config->choice.setup->mcs_Table)
sched_pdsch->mcsTableIdx = 0;
else {
if (*UE_info->secondaryCellGroup[UE_id]->spCellConfig->spCellConfigDedicated->initialDownlinkBWP->pdsch_Config->choice.setup->mcs_Table == 0)
sched_pdsch->mcsTableIdx = 1;
else
sched_pdsch->mcsTableIdx = 2;
}
const int tda = 2;
const uint8_t num_dmrs_cdm_grps_no_data = 1;
if (ps->time_domain_allocation != tda || ps->numDmrsCdmGrpsNoData != num_dmrs_cdm_grps_no_data)
nr_set_pdsch_semi_static(
scc, UE_info->secondaryCellGroup[UE_id], sched_ctrl->active_bwp, tda, num_dmrs_cdm_grps_no_data, ps);
sched_pdsch->mcs = target_dl_mcs;
sched_pdsch->numDmrsCdmGrpsNoData = 1;
sched_pdsch->Qm = nr_get_Qm_dl(sched_pdsch->mcs, sched_pdsch->mcsTableIdx);
sched_pdsch->R = nr_get_code_rate_dl(sched_pdsch->mcs, sched_pdsch->mcsTableIdx);
const int nrOfSymbols = getNrOfSymbols(sched_ctrl->active_bwp, sched_pdsch->time_domain_allocation);
const uint8_t N_PRB_DMRS = getN_PRB_DMRS(sched_ctrl->active_bwp, sched_ctrl->sched_pdsch.numDmrsCdmGrpsNoData);
const uint8_t N_DMRS_SLOT = get_num_dmrs_symbols(
sched_ctrl->active_bwp->bwp_Dedicated->pdsch_Config->choice.setup, scc->dmrs_TypeA_Position, nrOfSymbols);
sched_pdsch->Qm = nr_get_Qm_dl(sched_pdsch->mcs, ps->mcsTableIdx);
sched_pdsch->R = nr_get_code_rate_dl(sched_pdsch->mcs, ps->mcsTableIdx);
sched_pdsch->tb_size = nr_compute_tbs(sched_pdsch->Qm,
sched_pdsch->R,
sched_pdsch->rbSize,
nrOfSymbols,
N_PRB_DMRS * N_DMRS_SLOT,
ps->nrOfSymbols,
ps->N_PRB_DMRS * ps->N_DMRS_SLOT,
0 /* N_PRB_oh, 0 for initialBWP */,
0 /* tb_scaling */,
1 /* nrOfLayers */)
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
View file @ 6e2b7e4c
......@@ -212,6 +212,46 @@ int allocate_nr_CCEs(gNB_MAC_INST *nr_mac,
}
void nr_set_pdsch_semi_static(const NR_ServingCellConfigCommon_t *scc,
const NR_CellGroupConfig_t *secondaryCellGroup,
const NR_BWP_Downlink_t *bwp,
int tda,
uint8_t num_dmrs_cdm_grps_no_data,
NR_pdsch_semi_static_t *ps)
{
ps->time_domain_allocation = tda;
const struct NR_PDSCH_TimeDomainResourceAllocationList *tdaList =
bwp->bwp_Common->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList;
AssertFatal(tda < tdaList->list.count, "time_domain_allocation %d>=%d\n", tda, tdaList->list.count);
const int startSymbolAndLength = tdaList->list.array[tda]->startSymbolAndLength;
SLIV2SL(startSymbolAndLength, &ps->startSymbolIndex, &ps->nrOfSymbols);
if (!secondaryCellGroup->spCellConfig->spCellConfigDedicated->initialDownlinkBWP->pdsch_Config->choice.setup
->mcs_Table)
ps->mcsTableIdx = 0;
else if (*secondaryCellGroup->spCellConfig->spCellConfigDedicated->initialDownlinkBWP->pdsch_Config->choice.setup
->mcs_Table
== 0)
ps->mcsTableIdx = 1;
else
ps->mcsTableIdx = 2;
ps->numDmrsCdmGrpsNoData = num_dmrs_cdm_grps_no_data;
ps->dmrsConfigType =
bwp->bwp_Dedicated->pdsch_Config->choice.setup->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->dmrs_Type
== NULL
? 0
: 1;
// 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
ps->N_PRB_DMRS = num_dmrs_cdm_grps_no_data * (ps->dmrsConfigType == NFAPI_NR_DMRS_TYPE1 ? 6 : 4);
ps->N_DMRS_SLOT =
get_num_dmrs_symbols(bwp->bwp_Dedicated->pdsch_Config->choice.setup, scc->dmrs_TypeA_Position, ps->nrOfSymbols);
ps->dl_dmrs_symb_pos =
fill_dmrs_mask(bwp->bwp_Dedicated->pdsch_Config->choice.setup, scc->dmrs_TypeA_Position, ps->nrOfSymbols);
}
void nr_save_pusch_fields(const NR_ServingCellConfigCommon_t *scc,
const NR_BWP_Uplink_t *ubwp,
long dci_format,
......@@ -1645,6 +1685,7 @@ int add_new_nr_ue(module_id_t mod_idP, rnti_t rntiP, NR_CellGroupConfig_t *secon
sched_ctrl->ta_update = 31;
sched_ctrl->ta_apply = false;
/* set illegal time domain allocation to force recomputation of all fields */
sched_ctrl->pdsch_semi_static.time_domain_allocation = -1;
sched_ctrl->pusch_save.time_domain_allocation = -1;
const NR_ServingCellConfig_t *servingCellConfig = secondaryCellGroup->spCellConfig->spCellConfigDedicated;
......
openair2/LAYER2/NR_MAC_gNB/mac_proto.h
View file @ 6e2b7e4c
......@@ -262,6 +262,13 @@ NR_SearchSpace_t *get_searchspace(
long get_K2(NR_BWP_Uplink_t *ubwp, int time_domain_assignment, int mu);
void nr_set_pdsch_semi_static(const NR_ServingCellConfigCommon_t *scc,
const NR_CellGroupConfig_t *secondaryCellGroup,
const NR_BWP_Downlink_t *bwp,
int tda,
uint8_t num_dmrs_cdm_grps_no_data,
NR_pdsch_semi_static_t *ps);
void nr_save_pusch_fields(const NR_ServingCellConfigCommon_t *scc,
const NR_BWP_Uplink_t *ubwp,
long dci_format,
......
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
View file @ 6e2b7e4c
......@@ -352,18 +352,32 @@ typedef struct NR_sched_pusch {
int8_t ul_harq_pid;
} NR_sched_pusch_t;
/* PDSCH semi-static configuratio: as long as the TDA/DMRS/mcsTable remains the
* same, there is no need to recalculate all S/L or DMRS-related parameters
* over and over again. Hence, we store them in this struct for easy
* reference. */
typedef struct NR_pdsch_semi_static {
int time_domain_allocation;
uint8_t numDmrsCdmGrpsNoData;
int startSymbolIndex;
int nrOfSymbols;
uint8_t mcsTableIdx;
uint8_t N_PRB_DMRS;
uint8_t N_DMRS_SLOT;
uint16_t dl_dmrs_symb_pos;
nfapi_nr_dmrs_type_e dmrsConfigType;
} NR_pdsch_semi_static_t;
typedef struct NR_sched_pdsch {
/// RB allocation within active BWP
uint16_t rbSize;
uint16_t rbStart;
// time-domain allocation for scheduled RBs
int time_domain_allocation;
/// MCS-related infos
uint8_t mcsTableIdx;
uint8_t mcs;
uint8_t numDmrsCdmGrpsNoData;
/// TBS-related info
uint16_t R;
......@@ -522,6 +536,9 @@ typedef struct {
/// PHR info: nominal UE transmit power levels (dBm)
int pcmax;
/// PDSCH semi-static configuration: is not cleared across TTIs
NR_pdsch_semi_static_t pdsch_semi_static;
/// Sched PDSCH: scheduling decisions, copied into HARQ and cleared every TTI
NR_sched_pdsch_t sched_pdsch;
/// total amount of data awaiting for this UE
......@@ -555,7 +572,6 @@ typedef struct {
NR_list_t feedback_ul_harq;
/// UL HARQ processes that await retransmission
NR_list_t retrans_ul_harq;
int dummy;
NR_UE_mac_ce_ctrl_t UE_mac_ce_ctrl;// MAC CE related information
} NR_UE_sched_ctrl_t;
......
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