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openairinterface5g/openair2/NR_PHY_INTERFACE/NR_IF_Module.c
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2021-02-26 10:51:42 +05:30

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/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/*! \file openair2/NR_PHY_INTERFACE/NR_IF_Module.c
* \brief data structures for PHY/MAC interface modules
* \author EURECOM/NTUST
* \date 2018
* \version 0.1
* \company Eurecom, NTUST
* \email: raymond.knopp@eurecom.fr, kroempa@gmail.com
* \note
* \warning
*/
#include "openair1/SCHED_NR/fapi_nr_l1.h"
#include "openair2/NR_PHY_INTERFACE/NR_IF_Module.h"
#include "LAYER2/NR_MAC_COMMON/nr_mac_extern.h"
#include "LAYER2/NR_MAC_gNB/mac_proto.h"
#include "common/ran_context.h"
#include "executables/softmodem-common.h"
#include "nfapi/oai_integration/vendor_ext.h"
#define MAX_IF_MODULES 100
//#define UL_HARQ_PRINT
NR_IF_Module_t *if_inst[MAX_IF_MODULES];
NR_Sched_Rsp_t Sched_INFO[MAX_IF_MODULES][MAX_NUM_CCs];
extern const uint8_t slots_per_frame[5];
extern int oai_nfapi_harq_indication(nfapi_harq_indication_t *harq_ind);
extern int oai_nfapi_crc_indication(nfapi_crc_indication_t *crc_ind);
extern int oai_nfapi_cqi_indication(nfapi_cqi_indication_t *cqi_ind);
extern int oai_nfapi_sr_indication(nfapi_sr_indication_t *ind);
extern int oai_nfapi_rx_ind(nfapi_rx_indication_t *ind);
extern uint8_t nfapi_mode;
extern uint16_t sf_ahead;
extern uint16_t sl_ahead;
void tci_handling(module_id_t Mod_idP, int UE_id, int CC_id, NR_UE_sched_ctrl_t *sched_ctrl, frame_t frame, slot_t slot);
void handle_nr_rach(NR_UL_IND_t *UL_info) {
if (UL_info->rach_ind.number_of_pdus>0) {
LOG_I(MAC,"UL_info[Frame %d, Slot %d] Calling initiate_ra_proc RACH:SFN/SLOT:%d/%d\n",UL_info->frame,UL_info->slot, UL_info->rach_ind.sfn,UL_info->rach_ind.slot);
int npdus = UL_info->rach_ind.number_of_pdus;
for(int i = 0; i < npdus; i++) {
UL_info->rach_ind.number_of_pdus--;
if (UL_info->rach_ind.pdu_list[i].num_preamble>0)
AssertFatal(UL_info->rach_ind.pdu_list[i].num_preamble==1,
"More than 1 preamble not supported\n");
nr_initiate_ra_proc(UL_info->module_id,
UL_info->CC_id,
UL_info->rach_ind.sfn,
UL_info->rach_ind.slot,
UL_info->rach_ind.pdu_list[i].preamble_list[0].preamble_index,
UL_info->rach_ind.pdu_list[i].freq_index,
UL_info->rach_ind.pdu_list[i].symbol_index,
UL_info->rach_ind.pdu_list[i].preamble_list[0].timing_advance);
}
}
}
else if (NR_CSI_ReportConfig__reportQuantity_PR_cri_RSRP == reportQuantity_type)
*nb_resource_sets=csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[idx]->csi_RS_ResourceSetList.choice.nzp_CSI_RS_SSB->nzp_CSI_RS_ResourceSetList->list.count;
} else {
//TODO: find the CSI_RS IM resources
}
} else {
AssertFatal(csi_ResourceConfigId, "csi_ResourceConfigId is not configured");
}
}
return -1;
}
#if 0
//!TODO : smae function can be written to handle csi_resources
uint8_t get_ssb_resources (NR_CSI_MeasConfig_t *csi_MeasConfig,
NR_CSI_ResourceConfigId_t csi_ResourceConfigId,
NR_CSI_ReportConfig__reportQuantity_PR reportQuantity_type,
uint8_t *nb_resource_sets) {
uint8_t idx = 0;
uint8_t csi_ssb_idx =0;
for ( idx = 0; idx < csi_MeasConfig->csi_ResourceConfigToAddModList->list.count; idx++) {
if ( csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[idx]->csi_ResourceConfigId == csi_ResourceConfigId) {
//Finding the CSI_RS or SSB Resources
if ( csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[idx]->csi_RS_ResourceSetList.present == NR_CSI_ResourceConfig__csi_RS_ResourceSetList_PR_nzp_CSI_RS_SSB) {
if (NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP == reportQuantity_type ){
*nb_resource_sets=csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[idx]->csi_RS_ResourceSetList.choice.nzp_CSI_RS_SSB->csi_SSB_ResourceSetList->list.count;
for ( csi_ssb_idx = 0; csi_ssb_idx < csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.count; csi_ssb_idx++) {
if (csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.array[csi_ssb_idx]->csi_SSB_ResourceSetId ==
*(csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[idx]->csi_RS_ResourceSetList.choice.nzp_CSI_RS_SSB->csi_SSB_ResourceSetList->list.array[0])) {
return csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.array[csi_ssb_idx]->csi_SSB_ResourceList.list.count;
} else {
//handle error condition
AssertFatal(csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.array[csi_ssb_idx]->csi_SSB_ResourceSetId, "csi_SSB_ResourcesSetId is not configured");
}
}
}
else if (NR_CSI_ReportConfig__reportQuantity_PR_cri_RSRP == reportQuantity_type)
*nb_resource_sets=csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[idx]->csi_RS_ResourceSetList.choice.nzp_CSI_RS_SSB->nzp_CSI_RS_ResourceSetList->list.count;
void extract_pucch_csi_report ( NR_CSI_MeasConfig_t *csi_MeasConfig,
nfapi_nr_uci_pucch_pdu_format_2_3_4_t *uci_pdu,
NR_UE_sched_ctrl_t *sched_ctrl,
frame_t frame,
slot_t slot,
NR_SubcarrierSpacing_t scs, int UE_id,
module_id_t Mod_idP
) {
/** From Table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel */
uint8_t idx = 0;
uint8_t payload_size = ceil(((double)uci_pdu->csi_part1.csi_part1_bit_len)/8);
uint8_t *payload = calloc (payload_size, sizeof(uint8_t));
NR_CSI_ReportConfig__reportQuantity_PR reportQuantity_type = NR_CSI_ReportConfig__reportQuantity_PR_NOTHING;
NR_UE_list_t *UE_list = &(RC.nrmac[Mod_idP]->UE_list);
long periodicity;
uint8_t csi_report_id = 0;
memcpy ( payload, uci_pdu->csi_part1.csi_part1_payload, payload_size);
UE_list->csi_report_template[UE_id][csi_report_id].nb_of_csi_ssb_report = 0;
for ( csi_report_id =0; csi_report_id < csi_MeasConfig->csi_ReportConfigToAddModList->list.count; csi_report_id++ ) {
//Assuming in periodic reporting for one slot can be configured with only one CSI-ReportConfig
// if (csi_MeasConfig->csi_ReportConfigToAddModList->list.array[csi_report_id]->reportConfigType.present == NR_CSI_ReportConfig__reportConfigType_PR_periodic) {
//Has to implement according to reportSlotConfig type
periodicity = UE_list->csi_report_template[UE_id][csi_report_id].periodicity;
LOG_I(PHY,"SFN/SF:%d%d \n", frame,slot);
/* if (((NR_SubcarrierSpacing_kHz30 == scs) && (((((frame & 0xf)+1)*20 + slot) & periodicity) == periodicity))
||((NR_SubcarrierSpacing_kHz120 == scs)&&(((((frame & 0xf)+1)*80 + slot) & periodicity) == periodicity))) {*/
if (((slots_per_frame[scs]*frame + slot -UE_list->csi_report_template[UE_id][csi_report_id].offset)%periodicity)!=0)
continue;
reportQuantity_type = UE_list->csi_report_template[UE_id][csi_report_id].reportQuantity_type;
LOG_I(PHY,"SFN/SF:%d%d reportQuantity type = %d\n",frame,slot,reportQuantity_type);
if ( NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RSRP == reportQuantity_type) {
uint8_t csi_ssb_idx = 0;
uint8_t diff_rsrp_idx = 0;
uint8_t cri_ssbri_bitlen = UE_list->csi_report_template[UE_id][csi_report_id].CSI_report_bitlen.cri_ssbri_bitlen;
/*! As per the spec 38.212 and table: 6.3.1.1.2-12 in a single UCI sequence we can have multiple CSI_report
* the number of CSI_report will depend on number of CSI resource sets that are configured in CSI-ResourceConfig RRC IE
* From spec 38.331 from the IE CSI-ResourceConfig for SSB RSRP reporting we can configure only one resource set
* From spec 38.214 section 5.2.1.2 For periodic and semi-persistent CSI Resource Settings, the number of CSI-RS Resource Sets configured is limited to S=1
*/
/** from 38.214 sec 5.2.1.4.2
- if the UE is configured with the higher layer parameter groupBasedBeamReporting set to 'disabled', the UE is
not required to update measurements for more than 64 CSI-RS and/or SSB resources, and the UE shall report in
a single report nrofReportedRS (higher layer configured) different CRI or SSBRI for each report setting
- if the UE is configured with the higher layer parameter groupBasedBeamReporting set to 'enabled', the UE is not
required to update measurements for more than 64 CSI-RS and/or SSB resources, and the UE shall report in a
single reporting instance two different CRI or SSBRI for each report setting, where CSI-RS and/or SSB
resources can be received simultaneously by the UE either with a single spatial domain receive filter, or with
multiple simultaneous spatial domain receive filter
*/
idx = 0; //Since for SSB RSRP reporting in RRC can configure only one ssb resource set per one report config
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.nr_ssbri_cri = UE_list->csi_report_template[UE_id][csi_report_id].CSI_report_bitlen.nb_ssbri_cri;
for (csi_ssb_idx = 0; csi_ssb_idx < sched_ctrl->CSI_report[idx].choice.ssb_cri_report.nr_ssbri_cri ; csi_ssb_idx++) {
if(cri_ssbri_bitlen > 1)
reverse_n_bits(payload, cri_ssbri_bitlen);
if (NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP == reportQuantity_type)
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.CRI_SSBRI [csi_ssb_idx] =
*(UE_list->csi_report_template[UE_id][csi_report_id].SSB_Index_list[cri_ssbri_bitlen>0?((*payload)&~(~1<<(cri_ssbri_bitlen-1))):cri_ssbri_bitlen]);
else
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.CRI_SSBRI [csi_ssb_idx] =
*(UE_list->csi_report_template[UE_id][csi_report_id].CSI_Index_list[cri_ssbri_bitlen>0?((*payload)&~(~1<<(cri_ssbri_bitlen-1))):cri_ssbri_bitlen]);
*payload >>= cri_ssbri_bitlen;
LOG_I(PHY,"SSB_index = %d",sched_ctrl->CSI_report[idx].choice.ssb_cri_report.CRI_SSBRI [csi_ssb_idx]);
}
reverse_n_bits(payload, 7);
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.RSRP = (*payload) & 0x7f;
*payload >>= 7;
for ( diff_rsrp_idx =0; diff_rsrp_idx < sched_ctrl->CSI_report[idx].choice.ssb_cri_report.nr_ssbri_cri - 1; diff_rsrp_idx++ ) {
reverse_n_bits(payload,4);
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.diff_RSRP[diff_rsrp_idx] = (*payload) & 0x0f;
*payload >>= 4;
}
UE_list->csi_report_template[UE_id][csi_report_id].nb_of_csi_ssb_report++;
LOG_I(MAC,"csi_payload size = %d, rsrp_id = %d\n",payload_size, sched_ctrl->CSI_report[idx].choice.ssb_cri_report.RSRP);
}
}
if ( !(reportQuantity_type))
AssertFatal(reportQuantity_type, "reportQuantity is not configured");
#if 0
if ( NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_PMI_CQI == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_i1 == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_i1_CQI == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_CQI == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_LI_PMI_CQI== reportQuantity_type) {
// Handling of extracting cri
sched_ctrl->CSI_report[UE_id][cqi_idx].choice.cri_ri_li_pmi_cqi_report.cri = calloc ( 1, ceil(bitlen_cri/8));
*(sched_ctrl->CSI_report[UE_id][cqi_idx].choice.cri_ri_li_pmi_cqi_report.cri) = *((uint32_t *)payload) & ~(~1<<(bitlen_cri-1));
*payload >>= bitlen_cri;
if ( 1 == RC.nrrrc[gnb_mod_idP]->carrier.pdsch_AntennaPorts ) {
/** From Table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel */
sched_ctrl->CSI_report[UE_id][cqi_idx].choice.cri_ri_li_pmi_cqi_report->ri = NULL;
} else {
//Handling for the ri for multiple csi ports
}
}
if (NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_LI_PMI_CQI== reportQuantity_type) {
if ( 1 == RC.nrrrc[gnb_mod_idP]->carrier.pdsch_AntennaPorts )
/** From Table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel */
sched_ctrl->CSI_report[UE_id][cqi_idx].choice.cri_ri_li_pmi_cqi_report->li = NULL;
else {
//Handle for li for multiple CSI ports
}
}
//TODO: check for zero padding if available shift payload to the number of zero padding bits
if ( NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_PMI_CQI == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_LI_PMI_CQI== reportQuantity_type) {
if ( 1 == RC.nrrrc[gnb_mod_idP]->carrier.pdsch_AntennaPorts ) {
/** From Table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel */
sched_ctrl->CSI_report[UE_id][cqi_idx].choice.cri_ri_li_pmi_cqi_report->pmi_x1 = NULL;
sched_ctrl->CSI_report[UE_id][cqi_idx].choice.cri_ri_li_pmi_cqi_report->pmi_x2 = NULL;
}
}
if ( NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_PMI_CQI == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_i1_CQI == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_CQI == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_LI_PMI_CQI== reportQuantity_type) {
/** From Table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel */
*(sched_ctrl->CSI_report[UE_id][cqi_idx].choice.cri_ri_li_pmi_cqi_report->cqi) = *(payload) & 0x0f;
*(payload) >>= 4;
}
#endif
}
void extract_pucch_csi_report ( NR_CSI_MeasConfig_t *csi_MeasConfig,
nfapi_nr_uci_pucch_pdu_format_2_3_4_t *uci_pdu,
NR_UE_sched_ctrl_t *sched_ctrl,
frame_t frame,
slot_t slot,
NR_SubcarrierSpacing_t scs
) {
/** From Table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel */
uint8_t idx = 0;
uint8_t payload_size = ceil((double)uci_pdu->csi_part1.csi_part1_bit_len/8);
uint8_t *payload = calloc (payload_size, sizeof(uint8_t));
NR_CSI_ReportConfig__reportQuantity_PR reportQuantity_type = NR_CSI_ReportConfig__reportQuantity_PR_NOTHING;
NR_UE_list_t *UE_list = &(RC.nrmac[Mod_idP]->UE_list);
long periodicity;
uint8_t csi_report_id = 0;
memcpy ( payload, uci_pdu->csi_part1.csi_part1_payload, payload_size);
for ( csi_report_id =0; csi_report_id < csi_MeasConfig->csi_ReportConfigToAddModList->list.count; csi_report_id++ ) {
//Assuming in periodic reporting for one slot can be configured with only one CSI-ReportConfig
// if (csi_MeasConfig->csi_ReportConfigToAddModList->list.array[csi_report_id]->reportConfigType.present == NR_CSI_ReportConfig__reportConfigType_PR_periodic) {
//considering 30khz scs and
//Has to implement according to reportSlotConfig type
periodicity = UE_list->csi_report_template[UE_id][csi_report_id].periodicity;
LOG_I(PHY,"SFN/SF:%d%d \n", frame,slot);
/* if (((NR_SubcarrierSpacing_kHz30 == scs) && (((((frame & 0xf)+1)*20 + slot) & periodicity) == periodicity))
||((NR_SubcarrierSpacing_kHz120 == scs)&&(((((frame & 0xf)+1)*80 + slot) & periodicity) == periodicity))) {*/
if (((slots_per_frame[scs]*frame + slot -UE_list->csi_report_template[UE_id][csi_report_id].offset)%periodicity)!=0)
continue;
reportQuantity_type = UE_list->csi_report_template[UE_id][csi_report_id].reportQuantity_type;
LOG_I(PHY,"SFN/SF:%d%d reportQuantity type = %d\n",frame,slot,reportQuantity_type);
if ( NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RSRP == reportQuantity_type) {
uint8_t csi_ssb_idx = 0;
uint8_t diff_rsrp_idx = 0;
uint8_t cri_ssbri_bitlen = UE_list->csi_report_template[UE_id][csi_report_id].CSI_report_bitlen.cri_ssbri_bitlen;
LOG_I(MAC,"csi_payload = %d, bitlen_ssbri = %d, nb_ssb_resource_set = %d\n",payload_size, bitlen_ssbri, nb_ssb_resource_set);
/*! As per the spec 38.212 and table: 6.3.1.1.2-12 in a single UCI sequence we can have multiple CSI_report
* the number of CSI_report will depend on number of CSI resource sets that are configured in CSI-ResourceConfig RRC IE
* From spec 38.331 from the IE CSI-ResourceConfig for SSB RSRP reporting we can configure only one resource set
* From spec 38.214 section 5.2.1.2 For periodic and semi-persistent CSI Resource Settings, the number of CSI-RS Resource Sets configured is limited to S=1
*/
/** from 38.214 sec 5.2.1.4.2
- if the UE is configured with the higher layer parameter groupBasedBeamReporting set to 'disabled', the UE is
not required to update measurements for more than 64 CSI-RS and/or SSB resources, and the UE shall report in
a single report nrofReportedRS (higher layer configured) different CRI or SSBRI for each report setting
- if the UE is configured with the higher layer parameter groupBasedBeamReporting set to 'enabled', the UE is not
required to update measurements for more than 64 CSI-RS and/or SSB resources, and the UE shall report in a
single reporting instance two different CRI or SSBRI for each report setting, where CSI-RS and/or SSB
resources can be received simultaneously by the UE either with a single spatial domain receive filter, or with
multiple simultaneous spatial domain receive filter
*/
idx = 0; //Since for SSB RSRP reporting in RRC can configure only one ssb resource set per one report config
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.nr_ssbri_cri = UE_list->csi_report_template[UE_id][csi_report_id].CSI_report_bitlen.nb_ssbri_cri;
for (csi_ssb_idx = 0; csi_ssb_idx < sched_ctrl->CSI_report[idx].choice.ssb_cri_report.nr_ssbri_cri ; csi_ssb_idx++) {
if (NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP == reportQuantity_type)
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.CRI_SSBRI [csi_ssb_idx] =
*(UE_list->csi_report_template[UE_id][csi_report_id].SSB_Index_list[cri_ssbri_bitlen>0?((*payload)&~(~1<<(cri_ssbri_bitlen-1))):cri_ssbri_bitlen]);
else
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.CRI_SSBRI [csi_ssb_idx] =
*(UE_list->csi_report_template[UE_id][csi_report_id].CSI_Index_list[cri_ssbri_bitlen>0?((*payload)&~(~1<<(cri_ssbri_bitlen-1))):cri_ssbri_bitlen]);
*payload >>= cri_ssbri_bitlen;
LOG_I(PHY,"SSB_index = %d",sched_ctrl->CSI_report[idx].choice.ssb_cri_report.CRI_SSBRI [csi_ssb_idx]);
}
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.RSRP = (*payload) & 0x7f;
*payload >>= 7;
for ( diff_rsrp_idx =0; diff_rsrp_idx < sched_ctrl->CSI_report[idx].choice.ssb_cri_report.nr_ssbri_cri - 1; diff_rsrp_idx++ ) {
sched_ctrl->CSI_report[idx].choice.ssb_cri_report.diff_RSRP[diff_rsrp_idx] = (*payload) & 0x0f;
*payload >>= 4;
}
UE_list->csi_report_template[UE_id][csi_report_id].nb_of_csi_ssb_report++;
LOG_I(MAC,"csi_payload = %d, rsrp = %d\n",payload_size, sched_ctrl->CSI_report[idx].choice.ssb_cri_report.RSRP);
}
}
if ( !(reportQuantity_type))
AssertFatal(reportQuantity_type, "reportQuantity is not configured");
#if 0
if ( NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_PMI_CQI == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_i1 == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_i1_CQI == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_CQI == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_LI_PMI_CQI== reportQuantity_type) {
// Handling of extracting cri
sched_ctrl->CSI_report[UE_id][cqi_idx].choice.cri_ri_li_pmi_cqi_report.cri = calloc ( 1, ceil(bitlen_cri/8));
*(sched_ctrl->CSI_report[UE_id][cqi_idx].choice.cri_ri_li_pmi_cqi_report.cri) = *((uint32_t *)payload) & ~(~1<<(bitlen_cri-1));
*payload >>= bitlen_cri;
if ( 1 == RC.nrrrc[gnb_mod_idP]->carrier.pdsch_AntennaPorts ) {
/** From Table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel */
sched_ctrl->CSI_report[UE_id][cqi_idx].choice.cri_ri_li_pmi_cqi_report->ri = NULL;
} else {
//Handling for the ri for multiple csi ports
}
}
if (NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_LI_PMI_CQI== reportQuantity_type) {
if ( 1 == RC.nrrrc[gnb_mod_idP]->carrier.pdsch_AntennaPorts )
/** From Table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel */
sched_ctrl->CSI_report[UE_id][cqi_idx].choice.cri_ri_li_pmi_cqi_report->li = NULL;
else {
//Handle for li for multiple CSI ports
}
}
//TODO: check for zero padding if available shift payload to the number of zero padding bits
if ( NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_PMI_CQI == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_LI_PMI_CQI== reportQuantity_type) {
if ( 1 == RC.nrrrc[gnb_mod_idP]->carrier.pdsch_AntennaPorts ) {
/** From Table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel */
sched_ctrl->CSI_report[UE_id][cqi_idx].choice.cri_ri_li_pmi_cqi_report->pmi_x1 = NULL;
sched_ctrl->CSI_report[UE_id][cqi_idx].choice.cri_ri_li_pmi_cqi_report->pmi_x2 = NULL;
}
}
if ( NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_PMI_CQI == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_i1_CQI == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_CQI == reportQuantity_type ||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_LI_PMI_CQI== reportQuantity_type) {
/** From Table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel */
*(sched_ctrl->CSI_report[UE_id][cqi_idx].choice.cri_ri_li_pmi_cqi_report->cqi) = *(payload) & 0x0f;
*(payload) >>= 4;
}
#endif
}
void handle_nr_uci(NR_UL_IND_t *UL_info)
{
const module_id_t mod_id = UL_info->module_id;
const frame_t frame = UL_info->frame;
const sub_frame_t slot = UL_info->slot;
int num_ucis = UL_info->uci_ind.num_ucis;
nfapi_nr_uci_t *uci_list = UL_info->uci_ind.uci_list;
uint8_t UE_id = 0;
for (int i = 0; i < num_ucis; i++) {
switch (uci_list[i].pdu_type) {
case NFAPI_NR_UCI_PUSCH_PDU_TYPE:
LOG_E(MAC, "%s(): unhandled NFAPI_NR_UCI_PUSCH_PDU_TYPE\n", __func__);
break;
case NFAPI_NR_UCI_FORMAT_0_1_PDU_TYPE: {
const nfapi_nr_uci_pucch_pdu_format_0_1_t *uci_pdu = &uci_list[i].pucch_pdu_format_0_1;
handle_nr_uci_pucch_0_1(mod_id, frame, slot, uci_pdu);
break;
}
case NFAPI_NR_UCI_FORMAT_2_3_4_PDU_TYPE: {
const nfapi_nr_uci_pucch_pdu_format_2_3_4_t *uci_pdu = &uci_list[i].pucch_pdu_format_2_3_4;
handle_nr_uci_pucch_2_3_4(mod_id, frame, slot, uci_pdu);
break;
}
}
}
UL_info->uci_ind.num_ucis = 0;
// mark corresponding PUCCH resources as free
// NOTE: we just assume it is BWP ID 1, to be revised for multiple BWPs
RC.nrmac[mod_id]->pucch_index_used[1][slot] = 0;
}
void handle_nr_ulsch(NR_UL_IND_t *UL_info)
{
if (UL_info->rx_ind.number_of_pdus > 0 && UL_info->crc_ind.number_crcs > 0) {
for (int i = 0; i < UL_info->rx_ind.number_of_pdus; i++) {
for (int j = 0; j < UL_info->crc_ind.number_crcs; j++) {
// find crc_indication j corresponding rx_indication i
const nfapi_nr_rx_data_pdu_t *rx = &UL_info->rx_ind.pdu_list[i];
const nfapi_nr_crc_t *crc = &UL_info->crc_ind.crc_list[j];
LOG_D(PHY,
"UL_info->crc_ind.pdu_list[%d].rnti:%04x "
"UL_info->rx_ind.pdu_list[%d].rnti:%04x\n",
j,
crc->rnti,
i,
rx->rnti);
if (crc->rnti != rx->rnti)
continue;
LOG_D(MAC,
"%4d.%2d Calling rx_sdu (CRC %s/tb_crc_status %d)\n",
UL_info->frame,
UL_info->slot,
crc->tb_crc_status ? "error" : "ok",
crc->tb_crc_status);
/* if CRC passes, pass PDU, otherwise pass NULL as error indication */
nr_rx_sdu(UL_info->module_id,
UL_info->CC_id,
UL_info->rx_ind.sfn,
UL_info->rx_ind.slot,
rx->rnti,
crc->tb_crc_status ? NULL : rx->pdu,
rx->pdu_length,
rx->timing_advance,
rx->ul_cqi,
rx->rssi);
handle_nr_ul_harq(UL_info->module_id, UL_info->frame, UL_info->slot, crc);
break;
} // for (j=0;j<UL_info->crc_ind.number_crcs;j++)
} // for (i=0;i<UL_info->rx_ind.number_of_pdus;i++)
UL_info->crc_ind.number_crcs = 0;
UL_info->rx_ind.number_of_pdus = 0;
} else if (UL_info->rx_ind.number_of_pdus != 0
|| UL_info->crc_ind.number_crcs != 0) {
LOG_E(PHY,
"hoping not to have mis-match between CRC ind and RX ind - "
"hopefully the missing message is coming shortly "
"rx_ind:%d(SFN/SL:%d/%d) crc_ind:%d(SFN/SL:%d/%d) \n",
UL_info->rx_ind.number_of_pdus,
UL_info->rx_ind.sfn,
UL_info->rx_ind.slot,
UL_info->crc_ind.number_crcs,
UL_info->rx_ind.sfn,
UL_info->rx_ind.slot);
}
}
void NR_UL_indication(NR_UL_IND_t *UL_info) {
AssertFatal(UL_info!=NULL,"UL_INFO is null\n");
#ifdef DUMP_FAPI
dump_ul(UL_info);
#endif
module_id_t module_id = UL_info->module_id;
int CC_id = UL_info->CC_id;
NR_Sched_Rsp_t *sched_info = &Sched_INFO[module_id][CC_id];
NR_IF_Module_t *ifi = if_inst[module_id];
gNB_MAC_INST *mac = RC.nrmac[module_id];
LOG_D(PHY,"SFN/SF:%d%d module_id:%d CC_id:%d UL_info[rach_pdus:%d rx_ind:%d crcs:%d]\n",
UL_info->frame,UL_info->slot,
module_id,CC_id, UL_info->rach_ind.number_of_pdus,
UL_info->rx_ind.number_of_pdus, UL_info->crc_ind.number_crcs);
if (NFAPI_MODE != NFAPI_MODE_PNF) {
if (ifi->CC_mask==0) {
ifi->current_frame = UL_info->frame;
ifi->current_slot = UL_info->slot;
} else {
AssertFatal(UL_info->frame != ifi->current_frame,"CC_mask %x is not full and frame has changed\n",ifi->CC_mask);
AssertFatal(UL_info->slot != ifi->current_slot,"CC_mask %x is not full and slot has changed\n",ifi->CC_mask);
}
ifi->CC_mask |= (1<<CC_id);
}
handle_nr_rach(UL_info);
handle_nr_uci(UL_info);
// clear HI prior to handling ULSCH
mac->UL_dci_req[CC_id].numPdus = 0;
handle_nr_ulsch(UL_info);
if (NFAPI_MODE != NFAPI_MODE_PNF) {
if (ifi->CC_mask == ((1<<MAX_NUM_CCs)-1)) {
/*
eNB_dlsch_ulsch_scheduler(module_id,
(UL_info->frame+((UL_info->slot>(9-sl_ahead))?1:0)) % 1024,
(UL_info->slot+sl_ahead)%10);
*/
nfapi_nr_config_request_scf_t *cfg = &mac->config[CC_id];
int spf = get_spf(cfg);
gNB_dlsch_ulsch_scheduler(module_id,
(UL_info->frame+((UL_info->slot>(spf-1-sl_ahead))?1:0)) % 1024,
(UL_info->slot+sl_ahead)%spf);
ifi->CC_mask = 0;
sched_info->module_id = module_id;
sched_info->CC_id = CC_id;
sched_info->frame = (UL_info->frame + ((UL_info->slot>(spf-1-sl_ahead)) ? 1 : 0)) % 1024;
sched_info->slot = (UL_info->slot+sl_ahead)%spf;
sched_info->DL_req = &mac->DL_req[CC_id];
sched_info->UL_dci_req = &mac->UL_dci_req[CC_id];
sched_info->UL_tti_req = mac->UL_tti_req[CC_id];
sched_info->TX_req = &mac->TX_req[CC_id];
#ifdef DUMP_FAPI
dump_dl(sched_info);
#endif
if (ifi->NR_Schedule_response) {
AssertFatal(ifi->NR_Schedule_response!=NULL,
"nr_schedule_response is null (mod %d, cc %d)\n",
module_id,
CC_id);
ifi->NR_Schedule_response(sched_info);
}
LOG_D(PHY,"NR_Schedule_response: SFN_SF:%d%d dl_pdus:%d\n",
sched_info->frame,
sched_info->slot,
sched_info->DL_req->dl_tti_request_body.nPDUs);
}
}
}
NR_IF_Module_t *NR_IF_Module_init(int Mod_id) {
AssertFatal(Mod_id<MAX_MODULES,"Asking for Module %d > %d\n",Mod_id,MAX_IF_MODULES);
LOG_I(PHY,"Installing callbacks for IF_Module - UL_indication\n");
if (if_inst[Mod_id]==NULL) {
if_inst[Mod_id] = (NR_IF_Module_t*)malloc(sizeof(NR_IF_Module_t));
memset((void*)if_inst[Mod_id],0,sizeof(NR_IF_Module_t));
LOG_I(MAC,"Allocating shared L1/L2 interface structure for instance %d @ %p\n",Mod_id,if_inst[Mod_id]);
if_inst[Mod_id]->CC_mask=0;
if_inst[Mod_id]->NR_UL_indication = NR_UL_indication;
AssertFatal(pthread_mutex_init(&if_inst[Mod_id]->if_mutex,NULL)==0,
"allocation of if_inst[%d]->if_mutex fails\n",Mod_id);
}
return if_inst[Mod_id];
}