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correct scheduling of msg3 reception

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This commit is contained in:
Francesco Mani
2020-03-05 09:59:59 +01:00
parent 94b7d132c5
commit f62d94c76f
6 changed files with 36 additions and 20 deletions
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openair2/LAYER2/NR_MAC_gNB/gNB_scheduler.c
+4
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@@ -387,8 +387,12 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
if (is_nr_UL_slot(cc->ServingCellConfigCommon,slot_rxP)) {
schedule_nr_prach(module_idP, (frame_rxP+1)&1023, slot_rxP);
nr_schedule_reception_msg3(module_idP, 0, frame_rxP, slot_rxP);
if (phy_test && slot_rxP==8){
//nr_schedule_uss_ulsch_phytest(module_idP, frame_rxP, slot_rxP);
}
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c
+23 -12
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@@ -389,8 +389,25 @@ void nr_get_Msg3alloc(NR_ServingCellConfigCommon_t *scc,
ra->msg3_first_rb = 0;
}
// WIP
// todo: fix
void nr_schedule_reception_msg3(module_id_t module_idP, int CC_id, frame_t frameP, sub_frame_t slotP){
gNB_MAC_INST *mac = RC.nrmac[module_idP];
nfapi_nr_ul_tti_request_t *ul_req = &mac->UL_tti_req[0];
NR_COMMON_channels_t *cc = &mac->common_channels[CC_id];
NR_RA_t *ra = &cc->ra[0];
if (ra->state == WAIT_Msg3) {
if ((frameP == ra->Msg3_frame) && (slotP == ra->Msg3_slot) ){
ul_req->SFN = ra->Msg3_frame;
ul_req->Slot = ra->Msg3_slot;
ul_req->pdus_list[ul_req->n_pdus].pdu_type = NFAPI_NR_UL_CONFIG_PUSCH_PDU_TYPE;
ul_req->pdus_list[ul_req->n_pdus].pdu_size = sizeof(nfapi_nr_pusch_pdu_t);
ul_req->pdus_list[ul_req->n_pdus].pusch_pdu = ra->pusch_pdu;
ul_req->n_pdus+=1;
}
}
}
void nr_add_msg3(module_id_t module_idP, int CC_id, frame_t frameP, sub_frame_t slotP){
gNB_MAC_INST *mac = RC.nrmac[module_idP];
@@ -398,20 +415,15 @@ void nr_add_msg3(module_id_t module_idP, int CC_id, frame_t frameP, sub_frame_t
NR_ServingCellConfigCommon_t *scc = cc->ServingCellConfigCommon;
NR_RA_t *ra = &cc->ra[0];
NR_UE_list_t *UE_list = &mac->UE_list;
nfapi_nr_ul_tti_request_t *ul_req = &mac->UL_tti_req[0];
int UE_id = 0;
AssertFatal(ra->state != RA_IDLE, "RA is not active for RA %X\n", ra->rnti);
LOG_D(MAC, "[gNB %d][RAPROC] Frame %d, Subframe %d : CC_id %d RA is active, Msg3 in (%d,%d)\n", module_idP, frameP, slotP, CC_id, ra->Msg3_frame, ra->Msg3_slot);
ul_req->SFN = ra->Msg3_frame;
ul_req->Slot = ra->Msg3_slot;
ul_req->pdus_list[ul_req->n_pdus].pdu_type = NFAPI_NR_UL_CONFIG_PUSCH_PDU_TYPE;
ul_req->pdus_list[ul_req->n_pdus].pdu_size = sizeof(nfapi_nr_pusch_pdu_t);
nfapi_nr_pusch_pdu_t *pusch_pdu = &ul_req->pdus_list[ul_req->n_pdus].pusch_pdu;
nfapi_nr_pusch_pdu_t *pusch_pdu = &ra->pusch_pdu;
memset(pusch_pdu, 0, sizeof(nfapi_nr_pusch_pdu_t));
ul_req->n_pdus+=1;
AssertFatal(UE_list->active[UE_id] >=0,"Cannot find UE_id %d is not active\n", UE_id);
@@ -773,7 +785,6 @@ void nr_fill_rar(uint8_t Mod_idP,
// UL grant
ra->msg3_mcs = pusch_pdu->mcs_index;
ra->msg3_TPC = tpc_command;
bwp_size = pusch_pdu->bwp_size;
@@ -793,7 +804,7 @@ void nr_fill_rar(uint8_t Mod_idP,
f_alloc = (prb_alloc&truncation);
}
ul_grant = csi_req | (tpc_command << 1) | (ra->msg3_mcs << 4) | (ra->Msg3_tda_id << 8) | (f_alloc << 12) | (pusch_pdu->frequency_hopping << 26);
ul_grant = csi_req | (tpc_command << 1) | (pusch_pdu->mcs_index << 4) | (ra->Msg3_tda_id << 8) | (f_alloc << 12) | (pusch_pdu->frequency_hopping << 26);
rar->UL_GRANT_1 = (uint8_t) (ul_grant >> 24) & 0x07;
rar->UL_GRANT_2 = (uint8_t) (ul_grant >> 16) & 0xff;
openair2/LAYER2/NR_MAC_gNB/mac_proto.h
+2
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@@ -240,6 +240,8 @@ void nr_generate_Msg2(module_id_t module_idP,
frame_t frameP,
sub_frame_t slotP);
void nr_schedule_reception_msg3(module_id_t module_idP, int CC_id, frame_t frameP, sub_frame_t slotP);
int find_aggregation_level (NR_SearchSpace_t *ss);
void find_monitoring_periodicity_offset_common(NR_SearchSpace_t *ss,
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
+2 -2
View File
@@ -125,8 +125,6 @@ typedef struct {
uint8_t msg3_first_rb;
/// Msg3 number of RB
uint8_t msg3_nb_rb;
/// Msg3 MCS
uint8_t msg3_mcs;
/// Msg3 TPC command
uint8_t msg3_TPC;
/// Msg3 ULdelay command
@@ -135,6 +133,8 @@ typedef struct {
uint8_t msg3_cqireq;
/// Round of Msg3 HARQ
uint8_t msg3_round;
/// Msg3 pusch pdu
nfapi_nr_pusch_pdu_t pusch_pdu;
/// TBS used for Msg4
int msg4_TBsize;
/// MCS used for Msg4