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Group PDCCH PDU per CC/BWP/CORESET in RA, and reuse in DLSCH

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This commit is contained in:
Robert Schmidt
2021-02-07 10:39:39 +01:00
parent c71412882d
commit 96e1f3597b
4 changed files with 26 additions and 18 deletions
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openair2/LAYER2/NR_MAC_gNB/gNB_scheduler.c
+2
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@@ -89,6 +89,7 @@ void clear_nr_nfapi_information(gNB_MAC_INST * gNB,
const int num_slots = nr_slots_per_frame[*scc->ssbSubcarrierSpacing];
nfapi_nr_dl_tti_request_t *DL_req = &gNB->DL_req[0];
nfapi_nr_dl_tti_pdcch_pdu_rel15_t ***pdcch = (nfapi_nr_dl_tti_pdcch_pdu_rel15_t ***)gNB->pdcch_pdu_idx[CC_idP];
nfapi_nr_ul_tti_request_t *future_ul_tti_req =
&gNB->UL_tti_req_ahead[CC_idP][(slotP + num_slots - 1) % num_slots];
nfapi_nr_ul_dci_request_t *UL_dci_req = &gNB->UL_dci_req[0];
@@ -103,6 +104,7 @@ void clear_nr_nfapi_information(gNB_MAC_INST * gNB,
DL_req[CC_idP].dl_tti_request_body.nPDUs = 0;
DL_req[CC_idP].dl_tti_request_body.nGroup = 0;
//DL_req[CC_idP].dl_tti_request_body.transmission_power_pcfich = 6000;
memset(pdcch, 0, sizeof(**pdcch) * MAX_NUM_BWP * MAX_NUM_CORESET);
UL_dci_req[CC_idP].SFN = frameP;
UL_dci_req[CC_idP].Slot = slotP;
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c
+16 -10
View File
@@ -818,16 +818,22 @@ void nr_generate_Msg2(module_id_t module_idP,
nfapi_nr_pdu_t *tx_req = &nr_mac->TX_req[CC_id].pdu_list[nr_mac->TX_req[CC_id].Number_of_PDUs];
/* NOTE: below we assume that there are not multiple concurrent RAs. If
* this was the case, we would need to allocate all DCIs within the same
* PDCCH, i.e., the same RA coreset */
nfapi_nr_dl_tti_request_pdu_t *dl_tti_pdcch_pdu = &dl_req->dl_tti_pdu_list[dl_req->nPDUs];
memset((void*)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;
nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_rel15 = &dl_tti_pdcch_pdu->pdcch_pdu.pdcch_pdu_rel15;
nr_configure_pdcch(pdcch_pdu_rel15, ss, coreset, scc, bwp);
/* 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 */
const int bwpid = bwp->bwp_Id;
const int coresetid = coreset->controlResourceSetId;
nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_rel15 = nr_mac->pdcch_pdu_idx[CC_id][bwpid][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, ss, coreset, scc, bwp);
nr_mac->pdcch_pdu_idx[CC_id][bwpid][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));
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c
+4 -8
View File
@@ -552,10 +552,6 @@ void nr_schedule_ue_spec(module_id_t module_id,
NR_UE_info_t *UE_info = &gNB_mac->UE_info;
nfapi_nr_dl_tti_request_body_t *dl_req = &gNB_mac->DL_req[CC_id].dl_tti_request_body;
/* a PDCCH PDU groups DCIs per BWP and CORESET. Save a pointer to each
* allocated PDCCH so we can easily allocate UE's DCIs independent of any
* CORESET order */
nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_bwp_coreset[MAX_NUM_BWP][MAX_NUM_CORESET] = {0};
NR_UE_list_t *UE_list = &UE_info->list;
for (int UE_id = UE_list->head; UE_id >= 0; UE_id = UE_list->next[UE_id]) {
@@ -636,11 +632,11 @@ void nr_schedule_ue_spec(module_id_t module_id,
AssertFatal(bwp->bwp_Dedicated->pdcch_Config->choice.setup->searchSpacesToAddModList->list.count > 0,
"searchSPacesToAddModList is empty\n");
/* look up the PDCCH PDU for this BWP and CORESET. If it does not exist,
* create it */
/* look up the PDCCH PDU for this CC, BWP, and CORESET. If it does not
* exist, create it */
const int bwpid = sched_ctrl->active_bwp->bwp_Id;
const int coresetid = sched_ctrl->coreset->controlResourceSetId;
nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu = pdcch_pdu_bwp_coreset[bwpid][coresetid];
nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu = gNB_mac->pdcch_pdu_idx[CC_id][bwpid][coresetid];
if (!pdcch_pdu) {
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));
@@ -649,7 +645,7 @@ void nr_schedule_ue_spec(module_id_t module_id,
dl_req->nPDUs += 1;
pdcch_pdu = &dl_tti_pdcch_pdu->pdcch_pdu.pdcch_pdu_rel15;
nr_configure_pdcch(pdcch_pdu, sched_ctrl->search_space, sched_ctrl->coreset, scc, bwp);
pdcch_pdu_bwp_coreset[bwpid][coresetid] = pdcch_pdu;
gNB_mac->pdcch_pdu_idx[CC_id][bwpid][coresetid] = pdcch_pdu;
}
nfapi_nr_dl_tti_request_pdu_t *dl_tti_pdsch_pdu = &dl_req->dl_tti_pdu_list[dl_req->nPDUs];
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
+4
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@@ -511,6 +511,10 @@ typedef struct gNB_MAC_INST_s {
nfapi_nr_config_request_scf_t config[NFAPI_CC_MAX];
/// NFAPI DL Config Request Structure
nfapi_nr_dl_tti_request_t DL_req[NFAPI_CC_MAX];
/// a PDCCH PDU groups DCIs per BWP and CORESET. The following structure
/// keeps pointers to PDCCH PDUs within DL_req so that we can easily track
/// PDCCH PDUs per CC/BWP/CORESET
nfapi_nr_dl_tti_pdcch_pdu_rel15_t *pdcch_pdu_idx[NFAPI_CC_MAX][MAX_NUM_BWP][MAX_NUM_CORESET];
/// NFAPI UL TTI Request Structure, simple pointer into structure
/// UL_tti_req_ahead for current frame/slot
nfapi_nr_ul_tti_request_t *UL_tti_req[NFAPI_CC_MAX];