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Commit 465529ce authored by francescomani's avatar francescomani
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adapting scheduling csirs for multi UE (to be verified)

parent ba02f61f
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Showing with 130 additions and 126 deletions
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler.c
View file @ 465529ce
......@@ -422,7 +422,7 @@ void gNB_dlsch_ulsch_scheduler(module_id_t module_idP,
// TODO
// Schedule CSI-RS transmission
//nr_csirs_scheduling(module_idP, UE_id, frame, slot, slots_per_frame[*scc->ssbSubcarrierSpacing]);
nr_csirs_scheduling(module_idP, frame, slot, nr_slots_per_frame[*scc->ssbSubcarrierSpacing]);
// Schedule CSI measurement reporting: check in slot 0 for the whole frame
if (slot == 0)
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
View file @ 465529ce
......@@ -1803,147 +1803,152 @@ void get_pdsch_to_harq_feedback(int Mod_idP,
void nr_csirs_scheduling(int Mod_idP,
int UE_id,
frame_t frame,
sub_frame_t slot,
int n_slots_frame){
int CC_id = 0;
NR_UE_info_t *UE_info = &RC.nrmac[Mod_idP]->UE_info;
NR_UE_sched_ctrl_t *sched_ctrl = &UE_info->UE_sched_ctrl[UE_id];
NR_CellGroupConfig_t *secondaryCellGroup = UE_info->secondaryCellGroup[UE_id];
NR_CSI_MeasConfig_t *csi_measconfig = secondaryCellGroup->spCellConfig->spCellConfigDedicated->csi_MeasConfig->choice.setup;
NR_NZP_CSI_RS_Resource_t *nzpcsi;
int period, offset;
NR_list_t *UE_list = &UE_info->list;
gNB_MAC_INST *gNB_mac = RC.nrmac[Mod_idP];
uint8_t *vrb_map = RC.nrmac[Mod_idP]->common_channels[CC_id].vrb_map;
nfapi_nr_dl_tti_request_body_t *dl_req = &gNB_mac->DL_req[CC_id].dl_tti_request_body;
NR_BWP_Downlink_t *bwp=secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[sched_ctrl->active_bwp->bwp_Id-1];
uint16_t *vrb_map = gNB_mac->common_channels[CC_id].vrb_map;
AssertFatal(csi_measconfig->nzp_CSI_RS_ResourceToAddModList->list.count>0,"NO CSI report configuration available");
for (int UE_id = UE_list->head; UE_id >= 0; UE_id = UE_list->next[UE_id]) {
for (int id = 0; id < csi_measconfig->nzp_CSI_RS_ResourceToAddModList->list.count; id++){
nzpcsi = csi_measconfig->nzp_CSI_RS_ResourceToAddModList->list.array[id];
NR_CSI_RS_ResourceMapping_t resourceMapping = nzpcsi->resourceMapping;
csi_period_offset(NULL,nzpcsi,&period,&offset);
NR_UE_sched_ctrl_t *sched_ctrl = &UE_info->UE_sched_ctrl[UE_id];
NR_CellGroupConfig_t *secondaryCellGroup = UE_info->secondaryCellGroup[UE_id];
NR_CSI_MeasConfig_t *csi_measconfig = secondaryCellGroup->spCellConfig->spCellConfigDedicated->csi_MeasConfig->choice.setup;
NR_NZP_CSI_RS_Resource_t *nzpcsi;
int period, offset;
if((frame*n_slots_frame+slot-offset)%period == 0) {
nfapi_nr_dl_tti_request_body_t *dl_req = &gNB_mac->DL_req[CC_id].dl_tti_request_body;
NR_BWP_Downlink_t *bwp=secondaryCellGroup->spCellConfig->spCellConfigDedicated->downlinkBWP_ToAddModList->list.array[sched_ctrl->active_bwp->bwp_Id-1];
LOG_I(MAC,"Scheduling CSI-RS in frame %d slot %d\n",frame,slot);
AssertFatal(csi_measconfig->nzp_CSI_RS_ResourceToAddModList->list.count>0,"NO CSI report configuration available");
nfapi_nr_dl_tti_request_pdu_t *dl_tti_csirs_pdu = &dl_req->dl_tti_pdu_list[dl_req->nPDUs];
memset((void*)dl_tti_csirs_pdu,0,sizeof(nfapi_nr_dl_tti_request_pdu_t));
dl_tti_csirs_pdu->PDUType = NFAPI_NR_DL_TTI_CSI_RS_PDU_TYPE;
dl_tti_csirs_pdu->PDUSize = (uint8_t)(2+sizeof(nfapi_nr_dl_tti_csi_rs_pdu));
for (int id = 0; id < csi_measconfig->nzp_CSI_RS_ResourceToAddModList->list.count; id++){
nzpcsi = csi_measconfig->nzp_CSI_RS_ResourceToAddModList->list.array[id];
NR_CSI_RS_ResourceMapping_t resourceMapping = nzpcsi->resourceMapping;
csi_period_offset(NULL,nzpcsi,&period,&offset);
nfapi_nr_dl_tti_csi_rs_pdu_rel15_t *csirs_pdu_rel15 = &dl_tti_csirs_pdu->csi_rs_pdu.csi_rs_pdu_rel15;
if((frame*n_slots_frame+slot-offset)%period == 0) {
csirs_pdu_rel15->bwp_size = NRRIV2BW(bwp->bwp_Common->genericParameters.locationAndBandwidth,275);
csirs_pdu_rel15->bwp_start = NRRIV2PRBOFFSET(bwp->bwp_Common->genericParameters.locationAndBandwidth,275);
csirs_pdu_rel15->subcarrier_spacing = bwp->bwp_Common->genericParameters.subcarrierSpacing;
if (bwp->bwp_Common->genericParameters.cyclicPrefix)
csirs_pdu_rel15->cyclic_prefix = *bwp->bwp_Common->genericParameters.cyclicPrefix;
else
csirs_pdu_rel15->cyclic_prefix = 0;
csirs_pdu_rel15->start_rb = resourceMapping.freqBand.startingRB;
csirs_pdu_rel15->nr_of_rbs = resourceMapping.freqBand.nrofRBs;
csirs_pdu_rel15->csi_type = 1; // NZP-CSI-RS
csirs_pdu_rel15->symb_l0 = resourceMapping.firstOFDMSymbolInTimeDomain;
if (resourceMapping.firstOFDMSymbolInTimeDomain2)
csirs_pdu_rel15->symb_l1 = *resourceMapping.firstOFDMSymbolInTimeDomain2;
csirs_pdu_rel15->cdm_type = resourceMapping.cdm_Type;
csirs_pdu_rel15->freq_density = resourceMapping.density.present;
if ((resourceMapping.density.present == NR_CSI_RS_ResourceMapping__density_PR_dot5)
&& (resourceMapping.density.choice.dot5 == NR_CSI_RS_ResourceMapping__density__dot5_evenPRBs))
csirs_pdu_rel15->freq_density--;
csirs_pdu_rel15->scramb_id = nzpcsi->scramblingID;
csirs_pdu_rel15->power_control_offset = nzpcsi->powerControlOffset + 8;
if (nzpcsi->powerControlOffsetSS)
csirs_pdu_rel15->power_control_offset_ss = *nzpcsi->powerControlOffsetSS;
else
csirs_pdu_rel15->power_control_offset_ss = 1; // 0 dB
switch(resourceMapping.frequencyDomainAllocation.present){
case NR_CSI_RS_ResourceMapping__frequencyDomainAllocation_PR_row1:
csirs_pdu_rel15->row = 1;
csirs_pdu_rel15->freq_domain = ((resourceMapping.frequencyDomainAllocation.choice.row1.buf[0])>>4)&0x0f;
break;
case NR_CSI_RS_ResourceMapping__frequencyDomainAllocation_PR_row2:
csirs_pdu_rel15->row = 2;
csirs_pdu_rel15->freq_domain = (((resourceMapping.frequencyDomainAllocation.choice.row1.buf[1]>>4)&0x0f) |
((resourceMapping.frequencyDomainAllocation.choice.row1.buf[0]<<8)&0xf0));
break;
case NR_CSI_RS_ResourceMapping__frequencyDomainAllocation_PR_row4:
csirs_pdu_rel15->row = 4;
csirs_pdu_rel15->freq_domain = ((resourceMapping.frequencyDomainAllocation.choice.row1.buf[0])>>5)&0x0f;
break;
case NR_CSI_RS_ResourceMapping__frequencyDomainAllocation_PR_other:
csirs_pdu_rel15->freq_domain = ((resourceMapping.frequencyDomainAllocation.choice.row1.buf[0])>>2)&0x0f;
// determining the row of table 7.4.1.5.3-1 in 38.211
switch(resourceMapping.nrofPorts){
case NR_CSI_RS_ResourceMapping__nrofPorts_p1:
break;
case NR_CSI_RS_ResourceMapping__nrofPorts_p2:
csirs_pdu_rel15->row = 3;
break;
case NR_CSI_RS_ResourceMapping__nrofPorts_p4:
csirs_pdu_rel15->row = 5;
break;
case NR_CSI_RS_ResourceMapping__nrofPorts_p8:
if (resourceMapping.cdm_Type == NR_CSI_RS_ResourceMapping__cdm_Type_cdm4_FD2_TD2)
csirs_pdu_rel15->row = 8;
else{
int num_k = 0;
for (int k=0; k<6; k++)
num_k+=(((csirs_pdu_rel15->freq_domain)>>k)&0x01);
if(num_k==4)
csirs_pdu_rel15->row = 6;
else
csirs_pdu_rel15->row = 7;
}
break;
case NR_CSI_RS_ResourceMapping__nrofPorts_p12:
if (resourceMapping.cdm_Type == NR_CSI_RS_ResourceMapping__cdm_Type_cdm4_FD2_TD2)
csirs_pdu_rel15->row = 10;
else
csirs_pdu_rel15->row = 9;
break;
case NR_CSI_RS_ResourceMapping__nrofPorts_p16:
if (resourceMapping.cdm_Type == NR_CSI_RS_ResourceMapping__cdm_Type_cdm4_FD2_TD2)
csirs_pdu_rel15->row = 12;
else
csirs_pdu_rel15->row = 11;
break;
case NR_CSI_RS_ResourceMapping__nrofPorts_p24:
if (resourceMapping.cdm_Type == NR_CSI_RS_ResourceMapping__cdm_Type_cdm4_FD2_TD2)
csirs_pdu_rel15->row = 14;
else{
if (resourceMapping.cdm_Type == NR_CSI_RS_ResourceMapping__cdm_Type_cdm8_FD2_TD4)
csirs_pdu_rel15->row = 15;
LOG_I(MAC,"Scheduling CSI-RS in frame %d slot %d\n",frame,slot);
nfapi_nr_dl_tti_request_pdu_t *dl_tti_csirs_pdu = &dl_req->dl_tti_pdu_list[dl_req->nPDUs];
memset((void*)dl_tti_csirs_pdu,0,sizeof(nfapi_nr_dl_tti_request_pdu_t));
dl_tti_csirs_pdu->PDUType = NFAPI_NR_DL_TTI_CSI_RS_PDU_TYPE;
dl_tti_csirs_pdu->PDUSize = (uint8_t)(2+sizeof(nfapi_nr_dl_tti_csi_rs_pdu));
nfapi_nr_dl_tti_csi_rs_pdu_rel15_t *csirs_pdu_rel15 = &dl_tti_csirs_pdu->csi_rs_pdu.csi_rs_pdu_rel15;
csirs_pdu_rel15->bwp_size = NRRIV2BW(bwp->bwp_Common->genericParameters.locationAndBandwidth,275);
csirs_pdu_rel15->bwp_start = NRRIV2PRBOFFSET(bwp->bwp_Common->genericParameters.locationAndBandwidth,275);
csirs_pdu_rel15->subcarrier_spacing = bwp->bwp_Common->genericParameters.subcarrierSpacing;
if (bwp->bwp_Common->genericParameters.cyclicPrefix)
csirs_pdu_rel15->cyclic_prefix = *bwp->bwp_Common->genericParameters.cyclicPrefix;
else
csirs_pdu_rel15->cyclic_prefix = 0;
csirs_pdu_rel15->start_rb = resourceMapping.freqBand.startingRB;
csirs_pdu_rel15->nr_of_rbs = resourceMapping.freqBand.nrofRBs;
csirs_pdu_rel15->csi_type = 1; // NZP-CSI-RS
csirs_pdu_rel15->symb_l0 = resourceMapping.firstOFDMSymbolInTimeDomain;
if (resourceMapping.firstOFDMSymbolInTimeDomain2)
csirs_pdu_rel15->symb_l1 = *resourceMapping.firstOFDMSymbolInTimeDomain2;
csirs_pdu_rel15->cdm_type = resourceMapping.cdm_Type;
csirs_pdu_rel15->freq_density = resourceMapping.density.present;
if ((resourceMapping.density.present == NR_CSI_RS_ResourceMapping__density_PR_dot5)
&& (resourceMapping.density.choice.dot5 == NR_CSI_RS_ResourceMapping__density__dot5_evenPRBs))
csirs_pdu_rel15->freq_density--;
csirs_pdu_rel15->scramb_id = nzpcsi->scramblingID;
csirs_pdu_rel15->power_control_offset = nzpcsi->powerControlOffset + 8;
if (nzpcsi->powerControlOffsetSS)
csirs_pdu_rel15->power_control_offset_ss = *nzpcsi->powerControlOffsetSS;
else
csirs_pdu_rel15->power_control_offset_ss = 1; // 0 dB
switch(resourceMapping.frequencyDomainAllocation.present){
case NR_CSI_RS_ResourceMapping__frequencyDomainAllocation_PR_row1:
csirs_pdu_rel15->row = 1;
csirs_pdu_rel15->freq_domain = ((resourceMapping.frequencyDomainAllocation.choice.row1.buf[0])>>4)&0x0f;
break;
case NR_CSI_RS_ResourceMapping__frequencyDomainAllocation_PR_row2:
csirs_pdu_rel15->row = 2;
csirs_pdu_rel15->freq_domain = (((resourceMapping.frequencyDomainAllocation.choice.row1.buf[1]>>4)&0x0f) |
((resourceMapping.frequencyDomainAllocation.choice.row1.buf[0]<<8)&0xf0));
break;
case NR_CSI_RS_ResourceMapping__frequencyDomainAllocation_PR_row4:
csirs_pdu_rel15->row = 4;
csirs_pdu_rel15->freq_domain = ((resourceMapping.frequencyDomainAllocation.choice.row1.buf[0])>>5)&0x0f;
break;
case NR_CSI_RS_ResourceMapping__frequencyDomainAllocation_PR_other:
csirs_pdu_rel15->freq_domain = ((resourceMapping.frequencyDomainAllocation.choice.row1.buf[0])>>2)&0x0f;
// determining the row of table 7.4.1.5.3-1 in 38.211
switch(resourceMapping.nrofPorts){
case NR_CSI_RS_ResourceMapping__nrofPorts_p1:
break;
case NR_CSI_RS_ResourceMapping__nrofPorts_p2:
csirs_pdu_rel15->row = 3;
break;
case NR_CSI_RS_ResourceMapping__nrofPorts_p4:
csirs_pdu_rel15->row = 5;
break;
case NR_CSI_RS_ResourceMapping__nrofPorts_p8:
if (resourceMapping.cdm_Type == NR_CSI_RS_ResourceMapping__cdm_Type_cdm4_FD2_TD2)
csirs_pdu_rel15->row = 8;
else{
int num_k = 0;
for (int k=0; k<6; k++)
num_k+=(((csirs_pdu_rel15->freq_domain)>>k)&0x01);
if(num_k==4)
csirs_pdu_rel15->row = 6;
else
csirs_pdu_rel15->row = 7;
}
break;
case NR_CSI_RS_ResourceMapping__nrofPorts_p12:
if (resourceMapping.cdm_Type == NR_CSI_RS_ResourceMapping__cdm_Type_cdm4_FD2_TD2)
csirs_pdu_rel15->row = 10;
else
csirs_pdu_rel15->row = 13;
}
break;
case NR_CSI_RS_ResourceMapping__nrofPorts_p32:
if (resourceMapping.cdm_Type == NR_CSI_RS_ResourceMapping__cdm_Type_cdm4_FD2_TD2)
csirs_pdu_rel15->row = 17;
else{
if (resourceMapping.cdm_Type == NR_CSI_RS_ResourceMapping__cdm_Type_cdm8_FD2_TD4)
csirs_pdu_rel15->row = 18;
csirs_pdu_rel15->row = 9;
break;
case NR_CSI_RS_ResourceMapping__nrofPorts_p16:
if (resourceMapping.cdm_Type == NR_CSI_RS_ResourceMapping__cdm_Type_cdm4_FD2_TD2)
csirs_pdu_rel15->row = 12;
else
csirs_pdu_rel15->row = 16;
}
break;
default:
AssertFatal(1==0,"Invalid number of ports in CSI-RS resource\n");
}
break;
default:
AssertFatal(1==0,"Invalid freqency domain allocation in CSI-RS resource\n");
csirs_pdu_rel15->row = 11;
break;
case NR_CSI_RS_ResourceMapping__nrofPorts_p24:
if (resourceMapping.cdm_Type == NR_CSI_RS_ResourceMapping__cdm_Type_cdm4_FD2_TD2)
csirs_pdu_rel15->row = 14;
else{
if (resourceMapping.cdm_Type == NR_CSI_RS_ResourceMapping__cdm_Type_cdm8_FD2_TD4)
csirs_pdu_rel15->row = 15;
else
csirs_pdu_rel15->row = 13;
}
break;
case NR_CSI_RS_ResourceMapping__nrofPorts_p32:
if (resourceMapping.cdm_Type == NR_CSI_RS_ResourceMapping__cdm_Type_cdm4_FD2_TD2)
csirs_pdu_rel15->row = 17;
else{
if (resourceMapping.cdm_Type == NR_CSI_RS_ResourceMapping__cdm_Type_cdm8_FD2_TD4)
csirs_pdu_rel15->row = 18;
else
csirs_pdu_rel15->row = 16;
}
break;
default:
AssertFatal(1==0,"Invalid number of ports in CSI-RS resource\n");
}
break;
default:
AssertFatal(1==0,"Invalid freqency domain allocation in CSI-RS resource\n");
}
dl_req->nPDUs++;
for (int rb = csirs_pdu_rel15->start_rb; rb < csirs_pdu_rel15->nr_of_rbs; rb++)
vrb_map[rb] = 1;
}
dl_req->nPDUs++;
for (int rb = csirs_pdu_rel15->start_rb; rb < csirs_pdu_rel15->nr_of_rbs; rb++)
vrb_map[rb] = 1;
}
}
}
......
openair2/LAYER2/NR_MAC_gNB/mac_proto.h
View file @ 465529ce
......@@ -183,7 +183,6 @@ void nr_schedule_pucch(int Mod_idP,
sub_frame_t slotP);
void nr_csirs_scheduling(int Mod_idP,
int UE_id,
frame_t frame,
sub_frame_t slot,
int n_slots_frame);
......
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