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OpenXG-RAN
Commit 8d0cd5b1 authored by Florian Kaltenberger's avatar Florian Kaltenberger Committed by Florian Kaltenberger
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the gNB scheduler now schedules both UL and DL

parent 8f1532d2
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Showing with 29 additions and 94 deletions
openair1/SCHED_NR/phy_procedures_nr_gNB.c
View file @ 8d0cd5b1
......@@ -252,7 +252,7 @@ void nr_ulsch_procedures(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx, int UE_id
harq_pid,
0);
if (ret > gNB->ulsch[UE_id+1][0]->max_ldpc_iterations)
if (ret > gNB->ulsch[UE_id][0]->max_ldpc_iterations)
LOG_I(PHY, "ULSCH in error\n");
else
LOG_I(PHY, "ULSCH received ok\n");
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler.c
View file @ 8d0cd5b1
......@@ -295,8 +295,11 @@ void copy_nr_ulreq(module_id_t module_idP, frame_t frameP, sub_frame_t slotP)
*/
void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
frame_t frameP,
sub_frame_t slotP){
frame_t frame_rxP,
sub_frame_t slot_rxP,
frame_t frame_txP,
sub_frame_t slot_txP){
protocol_ctxt_t ctxt;
int CC_id, i = -1;
......@@ -308,8 +311,8 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
start_meas(&RC.nrmac[module_idP]->eNB_scheduler);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_DLSCH_ULSCH_SCHEDULER,VCD_FUNCTION_IN);
RC.nrmac[module_idP]->frame = frameP;
RC.nrmac[module_idP]->slot = slotP;
RC.nrmac[module_idP]->frame = frame_rxP;
RC.nrmac[module_idP]->slot = slot_rxP;
for (CC_id = 0; CC_id < MAX_NUM_CCs; CC_id++) {
......@@ -319,7 +322,7 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
memset(cc[CC_id].vrb_map, 0, 100);
memset(cc[CC_id].vrb_map_UL, 0, 100);
clear_nr_nfapi_information(RC.nrmac[module_idP], CC_id, frameP, slotP);
clear_nr_nfapi_information(RC.nrmac[module_idP], CC_id, frame_txP, slot_txP);
}
// refresh UE list based on UEs dropped by PHY in previous subframe
......@@ -333,16 +336,16 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
if (nr_is_dci_opportunity(search_space,
coreset,
frameP,
slotP,
frame_txP,
slot_txP,
*cfg))
nr_schedule_uss_dlsch_phytest(module_idP, frameP, slotP);
nr_schedule_uss_dlsch_phytest(module_idP, frame_txP, slot_txP);
rnti = UE_RNTI(module_idP, i);
CC_id = UE_PCCID(module_idP, i);
//int spf = get_spf(cfg);
if (((frameP&127) == 0) && (slotP == 0)) {
if (((frame_txP&127) == 0) && (slot_txP == 0)) {
LOG_I(MAC,
"UE rnti %x : %s, PHR %d dB DL CQI %d PUSCH SNR %d PUCCH SNR %d\n",
rnti,
......@@ -354,107 +357,35 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
(UE_list->UE_sched_ctrl[i].pucch1_snr[CC_id] - 128) / 2);
}
RC.gNB[module_idP][CC_id]->pusch_stats_bsr[i][to_absslot(cfg,frameP,slotP)] = -63;
if (i == UE_list->head)
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_UE0_BSR,RC.gNB[module_idP][CC_id]->
pusch_stats_bsr[i][to_absslot(cfg,frameP,slotP)]);
// increment this, it is cleared when we receive an sdu
RC.nrmac[module_idP]->UE_list.UE_sched_ctrl[i].ul_inactivity_timer++;
RC.nrmac[module_idP]->UE_list.UE_sched_ctrl[i].cqi_req_timer++;
LOG_D(MAC, "UE %d/%x : ul_inactivity %d, cqi_req %d\n",
i,
rnti,
RC.nrmac[module_idP]->UE_list.UE_sched_ctrl[i].ul_inactivity_timer,
RC.nrmac[module_idP]->UE_list.UE_sched_ctrl[i].cqi_req_timer);
//check_nr_ul_failure(module_idP, CC_id, i, frameP, subframeP);
if (RC.nrmac[module_idP]->UE_list.UE_sched_ctrl[i].ue_reestablishment_reject_timer > 0) {
RC.nrmac[module_idP]->UE_list.UE_sched_ctrl[i].ue_reestablishment_reject_timer++;
if(RC.nrmac[module_idP]->UE_list.UE_sched_ctrl[i].ue_reestablishment_reject_timer >=
RC.nrmac[module_idP]->UE_list.UE_sched_ctrl[i].ue_reestablishment_reject_timer_thres) {
RC.nrmac[module_idP]->UE_list.UE_sched_ctrl[i].ue_reestablishment_reject_timer = 0;
for (int ue_id_l = 0; ue_id_l < MAX_MOBILES_PER_GNB; ue_id_l++) {
if (reestablish_rnti_map[ue_id_l][0] == rnti) {
// clear currentC-RNTI from map
reestablish_rnti_map[ue_id_l][0] = 0;
reestablish_rnti_map[ue_id_l][1] = 0;
break;
}
}
// Note: This should not be done in the MAC!
for (int ii=0; ii<MAX_MOBILES_PER_GNB; ii++) {
NR_gNB_ULSCH_t *ulsch = RC.gNB[module_idP][CC_id]->ulsch[ii][0];
if((ulsch != NULL) && (ulsch->rnti == rnti)){
LOG_W(MAC, "TODO: clean_eNb_ulsch UE %x \n", rnti);
clean_gNB_ulsch(ulsch);
}
}
for (int ii=0; ii<MAX_MOBILES_PER_GNB; ii++) {
NR_gNB_DLSCH_t *dlsch = RC.gNB[module_idP][CC_id]->dlsch[ii][0];
if((dlsch != NULL) && (dlsch->rnti == rnti)){
LOG_W(MAC, "TODO: clean_eNb_dlsch UE %x \n", rnti);
clean_gNB_dlsch(dlsch);
}
}
/*
for(int j = 0; j < 10; j++){
nfapi_ul_config_request_body_t *ul_req_tmp = NULL;
ul_req_tmp = &RC.nrmac[module_idP]->UL_req_tmp[CC_id][j].ul_config_request_body;
if(ul_req_tmp){
int pdu_number = ul_req_tmp->number_of_pdus;
for(int pdu_index = pdu_number-1; pdu_index >= 0; pdu_index--){
if(ul_req_tmp->ul_config_pdu_list[pdu_index].ulsch_pdu.ulsch_pdu_rel8.rnti == rnti){
LOG_I(MAC, "remove UE %x from ul_config_pdu_list %d/%d\n", rnti, pdu_index, pdu_number);
if(pdu_index < pdu_number -1){
memcpy(&ul_req_tmp->ul_config_pdu_list[pdu_index], &ul_req_tmp->ul_config_pdu_list[pdu_index+1], (pdu_number-1-pdu_index) * sizeof(nfapi_ul_config_request_pdu_t));
}
ul_req_tmp->number_of_pdus--;
}
}
}
}
rrc_mac_remove_ue(module_idP,rnti);
*/
}
} //END if (RC.nrmac[module_idP]->UE_list.UE_sched_ctrl[i].ue_reestablishment_reject_timer > 0)
} //END if (UE_list->active[i])
} //END for (i = 0; i < MAX_MOBILES_PER_GNB; i++)
PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt, module_idP, ENB_FLAG_YES,NOT_A_RNTI, frameP, slotP,module_idP);
PROTOCOL_CTXT_SET_BY_MODULE_ID(&ctxt, module_idP, ENB_FLAG_YES,NOT_A_RNTI, frame_txP, slot_txP,module_idP);
pdcp_run(&ctxt);
//rrc_rx_tx(&ctxt, CC_id);
// This schedules MIB
if((slotP == 0) && (frameP & 7) == 0){
schedule_nr_mib(module_idP, frameP, slotP);
if((slot_txP == 0) && (frame_txP & 7) == 0){
schedule_nr_mib(module_idP, frame_txP, slot_txP);
}
// Phytest scheduling
if (slotP==2)
nr_schedule_uss_ulsch_phytest(module_idP, frameP, slotP);
if (slot_rxP==2)
nr_schedule_uss_ulsch_phytest(module_idP, frame_rxP, slot_rxP);
if (slotP==1)
nr_schedule_uss_dlsch_phytest(module_idP, frameP, slotP);
if (slot_txP==1)
nr_schedule_uss_dlsch_phytest(module_idP, frame_txP, slot_txP);
/*
// Allocate CCEs for good after scheduling is done
for (CC_id = 0; CC_id < MAX_NUM_CCs; CC_id++)
allocate_CCEs(module_idP, CC_id, subframeP, 0);
*/
stop_meas(&RC.nrmac[module_idP]->eNB_scheduler);
*/
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_DLSCH_ULSCH_SCHEDULER,VCD_FUNCTION_OUT);
}
openair2/LAYER2/NR_MAC_gNB/mac_proto.h
View file @ 8d0cd5b1
......@@ -64,7 +64,9 @@ void clear_nr_nfapi_information(gNB_MAC_INST * gNB,
frame_t frameP,
sub_frame_t subframeP);
void gNB_dlsch_ulsch_scheduler(module_id_t module_idP, frame_t frameP, sub_frame_t subframeP);
void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
frame_t frame_txP, sub_frame_t slot_txP,
frame_t frame_rxP, sub_frame_t slot_rxP);
void schedule_nr_mib(module_id_t module_idP, frame_t frameP, sub_frame_t subframeP);
......
openair2/NR_PHY_INTERFACE/NR_IF_Module.c
View file @ 8d0cd5b1
......@@ -312,6 +312,8 @@ void NR_UL_indication(NR_UL_IND_t *UL_info)
int spf = get_spf(cfg);
gNB_dlsch_ulsch_scheduler(module_id,
UL_info->frame,
UL_info->slot,
(UL_info->frame+((UL_info->slot>(spf-1-sf_ahead))?1:0)) % 1024,
(UL_info->slot+sf_ahead)%spf);
......
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