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first commit to schedule reception of csi measrep

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This commit is contained in:
Francesco Mani
2020-08-31 11:20:53 +02:00
parent 6a801ab562
commit d34bef816f
4 changed files with 120 additions and 34 deletions
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openair2/LAYER2/NR_MAC_gNB/gNB_scheduler.c
+4 -3
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@@ -470,8 +470,9 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
// This schedule SR
// TODO
// This schedule CSI
// TODO
// This schedule CSI measurement reporting
if(UE_list->fiveG_connected[UE_id] == true)
nr_csi_meas_reporting(module_idP, UE_id, frame, slot, slots_per_frame[*scc->ssbSubcarrierSpacing]);
// This schedule RA procedure if not in phy_test mode
// Otherwise already consider 5G already connected
@@ -508,7 +509,7 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
if (UE_list->fiveG_connected[UE_id] && (is_xlsch_in_slot(*dlsch_in_slot_bitmap,slot%num_slots_per_tdd))) {
ue_sched_ctl->current_harq_pid = slot % num_slots_per_tdd;
nr_update_pucch_scheduling(module_idP, UE_id, frame, slot, num_slots_per_tdd,&pucch_sched);
nr_acknack_scheduling(module_idP, UE_id, frame, slot, num_slots_per_tdd,&pucch_sched);
nr_schedule_uss_dlsch_phytest(module_idP, frame, slot, &UE_list->UE_sched_ctrl[UE_id].sched_pucch[pucch_sched], NULL);
// resetting ta flag
gNB->ta_len = 0;
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
+101 -25
View File
@@ -1554,13 +1554,86 @@ void get_pdsch_to_harq_feedback(int Mod_idP,
}
}
void nr_csi_meas_reporting(int Mod_idP,
int UE_id,
frame_t frame,
sub_frame_t slot,
int n_slots_frame) {
NR_UE_list_t *UE_list = &RC.nrmac[Mod_idP]->UE_list;
NR_sched_pucch *curr_pucch;
NR_CellGroupConfig_t *secondaryCellGroup = UE_list->secondaryCellGroup[UE_id];
NR_CSI_MeasConfig_t *csi_measconfig = secondaryCellGroup->spCellConfig->spCellConfigDedicated->csi_MeasConfig->choice.setup;
AssertFatal(csi_measconfig->csi_ReportConfigToAddModList->list.count>0,"NO CSI report configuration available");
// TODO for now we assume only one csi report config available
NR_CSI_ReportConfig_t *csirep = csi_measconfig->csi_ReportConfigToAddModList->list.array[0];
AssertFatal(csirep->reportConfigType.choice.periodic!=NULL,"Only periodic CSI reporting is implemented currently");
int period, offset;
NR_CSI_ReportPeriodicityAndOffset_PR p_and_o = csirep->reportConfigType.choice.periodic->reportSlotConfig.present;
switch(p_and_o){
case NR_CSI_ReportPeriodicityAndOffset_PR_slots4:
period = 4;
offset = csirep->reportConfigType.choice.periodic->reportSlotConfig.choice.slots4;
break;
case NR_CSI_ReportPeriodicityAndOffset_PR_slots5:
period = 5;
offset = csirep->reportConfigType.choice.periodic->reportSlotConfig.choice.slots5;
break;
case NR_CSI_ReportPeriodicityAndOffset_PR_slots8:
period = 8;
offset = csirep->reportConfigType.choice.periodic->reportSlotConfig.choice.slots8;
break;
case NR_CSI_ReportPeriodicityAndOffset_PR_slots10:
period = 10;
offset = csirep->reportConfigType.choice.periodic->reportSlotConfig.choice.slots10;
break;
case NR_CSI_ReportPeriodicityAndOffset_PR_slots16:
period = 16;
offset = csirep->reportConfigType.choice.periodic->reportSlotConfig.choice.slots16;
break;
case NR_CSI_ReportPeriodicityAndOffset_PR_slots20:
period = 20;
offset = csirep->reportConfigType.choice.periodic->reportSlotConfig.choice.slots20;
break;
case NR_CSI_ReportPeriodicityAndOffset_PR_slots40:
period = 40;
offset = csirep->reportConfigType.choice.periodic->reportSlotConfig.choice.slots40;
break;
case NR_CSI_ReportPeriodicityAndOffset_PR_slots80:
period = 80;
offset = csirep->reportConfigType.choice.periodic->reportSlotConfig.choice.slots80;
break;
case NR_CSI_ReportPeriodicityAndOffset_PR_slots160:
period = 160;
offset = csirep->reportConfigType.choice.periodic->reportSlotConfig.choice.slots160;
break;
case NR_CSI_ReportPeriodicityAndOffset_PR_slots320:
period = 320;
offset = csirep->reportConfigType.choice.periodic->reportSlotConfig.choice.slots320;
break;
default:
AssertFatal(1==0,"No periodicity and offset resource found in CSI report");
}
// schedule csi measurement reception according to 5.2.1.4 in 38.214
if ( ((n_slots_frame*frame + slot - offset)%period) == 0) {
}
}
// function to update pucch scheduling parameters in UE list when a USS DL is scheduled
void nr_update_pucch_scheduling(int Mod_idP,
int UE_id,
frame_t frameP,
sub_frame_t slotP,
int slots_per_tdd,
int *pucch_id) {
void nr_acknack_scheduling(int Mod_idP,
int UE_id,
frame_t frameP,
sub_frame_t slotP,
int slots_per_tdd,
int *pucch_id) {
NR_ServingCellConfigCommon_t *scc = RC.nrmac[Mod_idP]->common_channels->ServingCellConfigCommon;
NR_UE_list_t *UE_list = &RC.nrmac[Mod_idP]->UE_list;
@@ -1579,25 +1652,28 @@ void nr_update_pucch_scheduling(int Mod_idP,
// for each possible ul or mixed slot
for (k=0; k<nr_ulmix_slots; k++) {
curr_pucch = &UE_list->UE_sched_ctrl[UE_id].sched_pucch[k];
// if there is free room in current pucch structure
if (curr_pucch->dai_c<MAX_ACK_BITS) {
curr_pucch->frame = frameP;
curr_pucch->dai_c++;
curr_pucch->resource_indicator = 0; // in phytest with only 1 UE we are using just the 1st resource
// first pucch occasion in first UL or MIXED slot
first_ul_slot_tdd = scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofDownlinkSlots;
i = 0;
while (i<8 && found == 0) { // look if timing indicator is among allowed values
if (pdsch_to_harq_feedback[i]==(first_ul_slot_tdd+k)-(slotP % slots_per_tdd))
found = 1;
if (found == 0) i++;
}
if (found == 1) {
// computing slot in which pucch is scheduled
curr_pucch->ul_slot = first_ul_slot_tdd + k + (slotP - (slotP % slots_per_tdd));
curr_pucch->timing_indicator = i; // index in the list of timing indicators
*pucch_id = k;
return;
//if it is possible to schedule acknack in current pucch (no exclusive csi pucch)
if ((curr_pucch->csi_bits == 0) || (curr_pucch->simultaneous_harqcsi==true)) {
// if there is free room in current pucch structure
if (curr_pucch->dai_c<MAX_ACK_BITS) {
curr_pucch->frame = frameP;
curr_pucch->dai_c++;
curr_pucch->resource_indicator = 0; // in phytest with only 1 UE we are using just the 1st resource
// first pucch occasion in first UL or MIXED slot
first_ul_slot_tdd = scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofDownlinkSlots;
i = 0;
while (i<8 && found == 0) { // look if timing indicator is among allowed values
if (pdsch_to_harq_feedback[i]==(first_ul_slot_tdd+k)-(slotP % slots_per_tdd))
found = 1;
if (found == 0) i++;
}
if (found == 1) {
// computing slot in which pucch is scheduled
curr_pucch->ul_slot = first_ul_slot_tdd + k + (slotP - (slotP % slots_per_tdd));
curr_pucch->timing_indicator = i; // index in the list of timing indicators
*pucch_id = k;
return;
}
}
}
}
openair2/LAYER2/NR_MAC_gNB/mac_proto.h
+12 -6
View File
@@ -168,12 +168,18 @@ void nr_schedule_pucch(int Mod_idP,
frame_t frameP,
sub_frame_t slotP);
void nr_update_pucch_scheduling(int Mod_idP,
int UE_id,
frame_t frameP,
sub_frame_t slotP,
int slots_per_tdd,
int *pucch_id);
void nr_csi_meas_reporting(int Mod_idP,
int UE_id,
frame_t frameP,
sub_frame_t slotP,
int n_slots_frame);
void nr_acknack_scheduling(int Mod_idP,
int UE_id,
frame_t frameP,
sub_frame_t slotP,
int slots_per_tdd,
int *pucch_id);
void get_pdsch_to_harq_feedback(int Mod_idP,
int UE_id,
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
+3
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@@ -248,6 +248,9 @@ typedef struct UE_info {
typedef struct NR_sched_pucch {
int frame;
int ul_slot;
bool sr_flag;
int csi_bits;
bool simultaneous_harqcsi;
uint8_t dai_c;
uint8_t timing_indicator;
uint8_t resource_indicator;