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Commit 6b56b468 authored by Laurent THOMAS's avatar Laurent THOMAS Committed by Robert Schmidt
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Break UE DCI processing function in smaller pieces

parent 34e64ab1
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Showing with 696 additions and 634 deletions
nfapi/open-nFAPI/nfapi/public_inc/nfapi_nr_interface.h
View file @ 6b56b468
......@@ -239,19 +239,6 @@ typedef struct {
nfapi_vendor_extension_tlv_t vendor_extension;
} nfapi_nr_config_request_t;
typedef enum {
NFAPI_NR_DL_DCI_FORMAT_1_0 = 0,
NFAPI_NR_DL_DCI_FORMAT_1_1,
NFAPI_NR_DL_DCI_FORMAT_2_0,
NFAPI_NR_DL_DCI_FORMAT_2_1,
NFAPI_NR_DL_DCI_FORMAT_2_2,
NFAPI_NR_DL_DCI_FORMAT_2_3,
NFAPI_NR_UL_DCI_FORMAT_0_0,
NFAPI_NR_UL_DCI_FORMAT_0_1
} nfapi_nr_dci_format_e;
typedef enum {
NFAPI_NR_RNTI_new = 0,
NFAPI_NR_RNTI_C,
......
openair1/PHY/NR_TRANSPORT/nr_dci.h
View file @ 6b56b468
......@@ -25,10 +25,6 @@
#include "PHY/defs_gNB.h"
#include "PHY/NR_REFSIG/nr_refsig.h"
uint16_t nr_get_dci_size(nfapi_nr_dci_format_e format,
nfapi_nr_rnti_type_e rnti_type,
uint16_t N_RB);
void nr_generate_dci_top(processingData_L1tx_t *msgTx,
int slot,
int32_t *txdataF,
......
openair2/LAYER2/NR_MAC_COMMON/nr_mac.h
View file @ 6b56b468
......@@ -447,7 +447,8 @@ typedef enum {
NR_DL_DCI_FORMAT_2_2,
NR_DL_DCI_FORMAT_2_3,
NR_UL_DCI_FORMAT_0_0,
NR_UL_DCI_FORMAT_0_1
NR_UL_DCI_FORMAT_0_1,
NR_DCI_NONE
} nr_dci_format_t;
typedef enum {
......
openair2/LAYER2/NR_MAC_UE/mac_proto.h
View file @ 6b56b468
......@@ -161,12 +161,17 @@ int nr_get_sf_periodicBSRTimer(uint8_t bucketSize);
*/
int nr_get_sf_retxBSRTimer(uint8_t retxBSR_Timer);
int8_t nr_ue_process_dci(module_id_t module_id, int cc_id, uint8_t gNB_index, frame_t frame, int slot, dci_pdu_rel15_t *dci, fapi_nr_dci_indication_pdu_t *dci_ind);
int8_t nr_ue_process_dci(module_id_t module_id,
int cc_id,
frame_t frame,
int slot,
dci_pdu_rel15_t *dci,
fapi_nr_dci_indication_pdu_t *dci_ind);
int nr_ue_process_dci_indication_pdu(module_id_t module_id, int cc_id, int gNB_index, frame_t frame, int slot, fapi_nr_dci_indication_pdu_t *dci);
int8_t nr_ue_process_csirs_measurements(module_id_t module_id, frame_t frame, int slot, fapi_nr_csirs_measurements_t *csirs_measurements);
uint32_t get_ssb_frame(uint32_t test);
int8_t nr_ue_process_csirs_measurements(module_id_t module_id,
frame_t frame,
int slot,
fapi_nr_csirs_measurements_t *csirs_measurements);
void nr_ue_aperiodic_srs_scheduling(NR_UE_MAC_INST_t *mac, long resource_trigger, int frame, int slot);
bool trigger_periodic_scheduling_request(NR_UE_MAC_INST_t *mac,
......@@ -415,6 +420,6 @@ int nr_config_pusch_pdu(NR_UE_MAC_INST_t *mac,
dci_pdu_rel15_t *dci,
RAR_grant_t *rar_grant,
uint16_t rnti,
const nr_dci_format_t *dci_format);
const nr_dci_format_t dci_format);
#endif
/** @}*/
openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
View file @ 6b56b468
......@@ -312,11 +312,6 @@ int8_t nr_ue_decode_BCCH_DL_SCH(module_id_t module_id,
return 0;
}
// TODO: change to UE parameter, scs: 15KHz, slot duration: 1ms
uint32_t get_ssb_frame(uint32_t test){
return test;
}
/*
* This code contains all the functions needed to process all dci fields.
* These tables and functions are going to be called by function nr_ue_process_dci
......@@ -398,159 +393,173 @@ int nr_ue_process_dci_indication_pdu(module_id_t module_id,int cc_id, int gNB_in
dci->dci_format = (dci->dci_format == NR_UL_DCI_FORMAT_0_0) ? NR_DL_DCI_FORMAT_1_0 : NR_UL_DCI_FORMAT_0_0;
def_dci_pdu_rel15 = &mac->def_dci_pdu_rel15[slot][dci->dci_format];
}
return nr_ue_process_dci(module_id, cc_id, gNB_index, frame, slot, def_dci_pdu_rel15, dci);
return nr_ue_process_dci(module_id, cc_id, frame, slot, def_dci_pdu_rel15, dci);
}
int8_t nr_ue_process_dci(module_id_t module_id, int cc_id, uint8_t gNB_index, frame_t frame, int slot, dci_pdu_rel15_t *dci, fapi_nr_dci_indication_pdu_t *dci_ind) {
uint16_t rnti = dci_ind->rnti;
int coreset_type = dci_ind->coreset_type == NFAPI_NR_CSET_CONFIG_PDCCH_CONFIG; // 0 for coreset0, 1 otherwise
nr_dci_format_t dci_format = dci_ind->dci_format;
int ret = 0;
int pucch_res_set_cnt = 0, valid = 0;
frame_t frame_tx = 0;
int slot_tx = 0;
bool valid_ptrs_setup = 0;
static int nr_ue_process_dci_ul_00(module_id_t module_id,
int cc_id,
frame_t frame,
int slot,
dci_pdu_rel15_t *dci,
fapi_nr_dci_indication_pdu_t *dci_ind)
{
/*
* with CRC scrambled by C-RNTI or CS-RNTI or new-RNTI or TC-RNTI
* 0 IDENTIFIER_DCI_FORMATS:
* 10 FREQ_DOM_RESOURCE_ASSIGNMENT_UL: PUSCH hopping with resource allocation type 1 not considered
* 12 TIME_DOM_RESOURCE_ASSIGNMENT: 0, 1, 2, 3, or 4 bits as defined in Subclause 6.1.2.1 of [6, TS 38.214]. The bitwidth for this field is determined as log2(I) bits,
* 17 FREQ_HOPPING_FLAG: 0 bit if only resource allocation type 0
* 24 MCS:
* 25 NDI:
* 26 RV:
* 27 HARQ_PROCESS_NUMBER:
* 32 TPC_PUSCH:
* 49 PADDING_NR_DCI: (Note 2) If DCI format 0_0 is monitored in common search space
* 50 SUL_IND_0_0:
*/
// Calculate the slot in which ULSCH should be scheduled. This is current slot + K2,
// where K2 is the offset between the slot in which UL DCI is received and the slot
// in which ULSCH should be scheduled. K2 is configured in RRC configuration.
// todo:
// - SUL_IND_0_0
NR_UE_MAC_INST_t *mac = get_mac_inst(module_id);
RA_config_t *ra = &mac->ra;
fapi_nr_dl_config_request_t *dl_config = get_dl_config_request(mac, slot);
uint8_t is_Msg3 = 0;
NR_UE_DL_BWP_t *current_DL_BWP = &mac->current_DL_BWP;
NR_UE_UL_BWP_t *current_UL_BWP = &mac->current_UL_BWP;
int mux_pattern = 1;
LOG_D(MAC, "In %s: Processing received DCI format %s\n", __FUNCTION__, dci_formats[dci_format]);
NR_tda_info_t tda_info = {0};
NR_PUCCH_Config_t *pucch_Config = current_UL_BWP->pucch_Config;
switch(dci_format){
case NR_UL_DCI_FORMAT_0_0: {
/*
* with CRC scrambled by C-RNTI or CS-RNTI or new-RNTI or TC-RNTI
* 0 IDENTIFIER_DCI_FORMATS:
* 10 FREQ_DOM_RESOURCE_ASSIGNMENT_UL: PUSCH hopping with resource allocation type 1 not considered
* 12 TIME_DOM_RESOURCE_ASSIGNMENT: 0, 1, 2, 3, or 4 bits as defined in Subclause 6.1.2.1 of [6, TS 38.214]. The bitwidth for this field is determined as log2(I) bits,
* 17 FREQ_HOPPING_FLAG: 0 bit if only resource allocation type 0
* 24 MCS:
* 25 NDI:
* 26 RV:
* 27 HARQ_PROCESS_NUMBER:
* 32 TPC_PUSCH:
* 49 PADDING_NR_DCI: (Note 2) If DCI format 0_0 is monitored in common search space
* 50 SUL_IND_0_0:
*/
// Calculate the slot in which ULSCH should be scheduled. This is current slot + K2,
// where K2 is the offset between the slot in which UL DCI is received and the slot
// in which ULSCH should be scheduled. K2 is configured in RRC configuration.
// todo:
// - SUL_IND_0_0
// Schedule PUSCH
tda_info = get_ul_tda_info(current_UL_BWP, coreset_type, dci_ind->ss_type, get_rnti_type(mac, rnti), dci->time_domain_assignment.val);
if (tda_info.nrOfSymbols == 0)
ret = -1;
else
ret = nr_ue_pusch_scheduler(mac, is_Msg3, frame, slot, &frame_tx, &slot_tx, tda_info.k2);
// Schedule PUSCH
const int coreset_type = dci_ind->coreset_type == NFAPI_NR_CSET_CONFIG_PDCCH_CONFIG; // 0 for coreset0, 1 otherwise;
NR_tda_info_t tda_info = get_ul_tda_info(&mac->current_UL_BWP,
coreset_type,
dci_ind->ss_type,
get_rnti_type(mac, dci_ind->rnti),
dci->time_domain_assignment.val);
frame_t frame_tx;
int slot_tx;
if (tda_info.nrOfSymbols == 0)
return -1;
if (ret != -1){
if (-1 == nr_ue_pusch_scheduler(mac, 0, frame, slot, &frame_tx, &slot_tx, tda_info.k2)) {
LOG_E(MAC, "Cannot schedule PUSCH\n");
return -1;
}
// Get UL config request corresponding slot_tx
fapi_nr_ul_config_request_t *ul_config = get_ul_config_request(mac, slot_tx, tda_info.k2);
// Get UL config request corresponding slot_tx
fapi_nr_ul_config_request_t *ul_config = get_ul_config_request(mac, slot_tx, tda_info.k2);
if (!ul_config) {
LOG_W(MAC, "In %s: ul_config request is NULL. Probably due to unexpected UL DCI in frame.slot %d.%d. Ignoring DCI!\n", __FUNCTION__, frame, slot);
return -1;
}
pthread_mutex_lock(&ul_config->mutex_ul_config);
AssertFatal(ul_config->number_pdus<FAPI_NR_UL_CONFIG_LIST_NUM, "ul_config->number_pdus %d out of bounds\n",ul_config->number_pdus);
nfapi_nr_ue_pusch_pdu_t *pusch_config_pdu = &ul_config->ul_config_list[ul_config->number_pdus].pusch_config_pdu;
if (!ul_config) {
LOG_W(MAC, "ul_config request is NULL. Probably due to unexpected UL DCI in frame.slot %d.%d. Ignoring DCI!\n", frame, slot);
return -1;
}
fill_ul_config(ul_config, frame_tx, slot_tx, FAPI_NR_UL_CONFIG_TYPE_PUSCH);
pthread_mutex_unlock(&ul_config->mutex_ul_config);
pthread_mutex_lock(&ul_config->mutex_ul_config);
AssertFatal(ul_config->number_pdus < FAPI_NR_UL_CONFIG_LIST_NUM,
"ul_config->number_pdus %d out of bounds\n",
ul_config->number_pdus);
nfapi_nr_ue_pusch_pdu_t *pusch_config_pdu = &ul_config->ul_config_list[ul_config->number_pdus].pusch_config_pdu;
// Config PUSCH PDU
ret = nr_config_pusch_pdu(mac, &tda_info, pusch_config_pdu, dci, NULL, rnti, &dci_format);
} else
LOG_E(MAC, "Cannot schedule PUSCH\n");
break;
}
fill_ul_config(ul_config, frame_tx, slot_tx, FAPI_NR_UL_CONFIG_TYPE_PUSCH);
pthread_mutex_unlock(&ul_config->mutex_ul_config);
case NR_UL_DCI_FORMAT_0_1: {
/*
* with CRC scrambled by C-RNTI or CS-RNTI or SP-CSI-RNTI or new-RNTI
* 0 IDENTIFIER_DCI_FORMATS:
* 1 CARRIER_IND
* 2 SUL_IND_0_1
* 7 BANDWIDTH_PART_IND
* 10 FREQ_DOM_RESOURCE_ASSIGNMENT_UL: PUSCH hopping with resource allocation type 1 not considered
* 12 TIME_DOM_RESOURCE_ASSIGNMENT: 0, 1, 2, 3, or 4 bits as defined in Subclause 6.1.2.1 of [6, TS 38.214]. The bitwidth for this field is determined as log2(I) bits,
* 17 FREQ_HOPPING_FLAG: 0 bit if only resource allocation type 0
* 24 MCS:
* 25 NDI:
* 26 RV:
* 27 HARQ_PROCESS_NUMBER:
* 29 FIRST_DAI
* 30 SECOND_DAI
* 32 TPC_PUSCH:
* 36 SRS_RESOURCE_IND:
* 37 PRECOD_NBR_LAYERS:
* 38 ANTENNA_PORTS:
* 40 SRS_REQUEST:
* 42 CSI_REQUEST:
* 43 CBGTI
* 45 PTRS_DMRS
* 46 BETA_OFFSET_IND
* 47 DMRS_SEQ_INI
* 48 UL_SCH_IND
* 49 PADDING_NR_DCI: (Note 2) If DCI format 0_0 is monitored in common search space
*/
// TODO:
// - FIRST_DAI
// - SECOND_DAI
// - SRS_RESOURCE_IND
// Config PUSCH PDU
return nr_config_pusch_pdu(mac, &tda_info, pusch_config_pdu, dci, NULL, dci_ind->rnti, NR_UL_DCI_FORMAT_0_0);
}
/* SRS_REQUEST */
AssertFatal(dci->srs_request.nbits == 2, "If SUL is supported in the cell, there is an additional bit in SRS request field\n");
if(dci->srs_request.val > 0)
nr_ue_aperiodic_srs_scheduling(mac, dci->srs_request.val, frame, slot);
static int nr_ue_process_dci_ul_01(module_id_t module_id,
int cc_id,
frame_t frame,
int slot,
dci_pdu_rel15_t *dci,
fapi_nr_dci_indication_pdu_t *dci_ind)
{
/*
* with CRC scrambled by C-RNTI or CS-RNTI or SP-CSI-RNTI or new-RNTI
* 0 IDENTIFIER_DCI_FORMATS:
* 1 CARRIER_IND
* 2 SUL_IND_0_1
* 7 BANDWIDTH_PART_IND
* 10 FREQ_DOM_RESOURCE_ASSIGNMENT_UL: PUSCH hopping with resource allocation type 1 not considered
* 12 TIME_DOM_RESOURCE_ASSIGNMENT: 0, 1, 2, 3, or 4 bits as defined in Subclause 6.1.2.1 of [6, TS 38.214]. The bitwidth for this field is determined as log2(I) bits,
* 17 FREQ_HOPPING_FLAG: 0 bit if only resource allocation type 0
* 24 MCS:
* 25 NDI:
* 26 RV:
* 27 HARQ_PROCESS_NUMBER:
* 29 FIRST_DAI
* 30 SECOND_DAI
* 32 TPC_PUSCH:
* 36 SRS_RESOURCE_IND:
* 37 PRECOD_NBR_LAYERS:
* 38 ANTENNA_PORTS:
* 40 SRS_REQUEST:
* 42 CSI_REQUEST:
* 43 CBGTI
* 45 PTRS_DMRS
* 46 BETA_OFFSET_IND
* 47 DMRS_SEQ_INI
* 48 UL_SCH_IND
* 49 PADDING_NR_DCI: (Note 2) If DCI format 0_0 is monitored in common search space
*/
// TODO:
// - FIRST_DAI
// - SECOND_DAI
// - SRS_RESOURCE_IND
NR_UE_MAC_INST_t *mac = get_mac_inst(module_id);
// Schedule PUSCH
tda_info = get_ul_tda_info(current_UL_BWP, coreset_type, dci_ind->ss_type, get_rnti_type(mac, rnti), dci->time_domain_assignment.val);
if (tda_info.nrOfSymbols == 0)
ret = -1;
else
ret = nr_ue_pusch_scheduler(mac, is_Msg3, frame, slot, &frame_tx, &slot_tx, tda_info.k2);
/* SRS_REQUEST */
AssertFatal(dci->srs_request.nbits == 2, "If SUL is supported in the cell, there is an additional bit in SRS request field\n");
if (dci->srs_request.val > 0)
nr_ue_aperiodic_srs_scheduling(mac, dci->srs_request.val, frame, slot);
// Schedule PUSCH
frame_t frame_tx;
int slot_tx;
const int coreset_type = dci_ind->coreset_type == NFAPI_NR_CSET_CONFIG_PDCCH_CONFIG; // 0 for coreset0, 1 otherwise;
NR_tda_info_t tda_info = get_ul_tda_info(&mac->current_UL_BWP,
coreset_type,
dci_ind->ss_type,
get_rnti_type(mac, dci_ind->rnti),
dci->time_domain_assignment.val);
if (tda_info.nrOfSymbols == 0)
return -1;
if (ret != -1){
if (-1 == nr_ue_pusch_scheduler(mac, 0, frame, slot, &frame_tx, &slot_tx, tda_info.k2)) {
LOG_E(MAC, "Cannot schedule PUSCH\n");
return -1;
}
// Get UL config request corresponding slot_tx
fapi_nr_ul_config_request_t *ul_config = get_ul_config_request(mac, slot_tx, tda_info.k2);
// Get UL config request corresponding slot_tx
fapi_nr_ul_config_request_t *ul_config = get_ul_config_request(mac, slot_tx, tda_info.k2);
if (!ul_config) {
LOG_W(MAC, "In %s: ul_config request is NULL. Probably due to unexpected UL DCI in frame.slot %d.%d. Ignoring DCI!\n", __FUNCTION__, frame, slot);
return -1;
}
ul_config->number_pdus = 0;
if (!ul_config) {
LOG_W(MAC, "ul_config request is NULL. Probably due to unexpected UL DCI in frame.slot %d.%d. Ignoring DCI!\n", frame, slot);
return -1;
}
ul_config->number_pdus = 0;
pthread_mutex_lock(&ul_config->mutex_ul_config);
AssertFatal(ul_config->number_pdus<FAPI_NR_UL_CONFIG_LIST_NUM, "ul_config->number_pdus %d out of bounds\n",ul_config->number_pdus);
nfapi_nr_ue_pusch_pdu_t *pusch_config_pdu = &ul_config->ul_config_list[ul_config->number_pdus].pusch_config_pdu;
pthread_mutex_lock(&ul_config->mutex_ul_config);
AssertFatal(ul_config->number_pdus < FAPI_NR_UL_CONFIG_LIST_NUM,
"ul_config->number_pdus %d out of bounds\n",
ul_config->number_pdus);
nfapi_nr_ue_pusch_pdu_t *pusch_config_pdu = &ul_config->ul_config_list[ul_config->number_pdus].pusch_config_pdu;
fill_ul_config(ul_config, frame_tx, slot_tx, FAPI_NR_UL_CONFIG_TYPE_PUSCH);
pthread_mutex_unlock(&ul_config->mutex_ul_config);
fill_ul_config(ul_config, frame_tx, slot_tx, FAPI_NR_UL_CONFIG_TYPE_PUSCH);
pthread_mutex_unlock(&ul_config->mutex_ul_config);
// Config PUSCH PDU
ret = nr_config_pusch_pdu(mac, &tda_info, pusch_config_pdu, dci, NULL, rnti, &dci_format);
} else
LOG_E(MAC, "Cannot schedule PUSCH\n");
break;
}
// Config PUSCH PDU
return nr_config_pusch_pdu(mac, &tda_info, pusch_config_pdu, dci, NULL, dci_ind->rnti, NR_UL_DCI_FORMAT_0_1);
}
case NR_DL_DCI_FORMAT_1_0: {
/*
* with CRC scrambled by C-RNTI or CS-RNTI or new-RNTI
* 0 IDENTIFIER_DCI_FORMATS:
* 11 FREQ_DOM_RESOURCE_ASSIGNMENT_DL:
static int nr_ue_process_dci_dl_10(module_id_t module_id,
int cc_id,
frame_t frame,
int slot,
dci_pdu_rel15_t *dci,
fapi_nr_dci_indication_pdu_t *dci_ind)
{
/*
* with CRC scrambled by C-RNTI or CS-RNTI or new-RNTI
* 0 IDENTIFIER_DCI_FORMATS:
* 11 FREQ_DOM_RESOURCE_ASSIGNMENT_DL:
* 12 TIME_DOM_RESOURCE_ASSIGNMENT: 0, 1, 2, 3, or 4 bits as defined in Subclause 5.1.2.1 of [6, TS 38.214]. The bitwidth for this field is determined as log2(I) bits,
* 13 VRB_TO_PRB_MAPPING: 0 bit if only resource allocation type 0
* 24 MCS:
......@@ -596,468 +605,490 @@ int8_t nr_ue_process_dci(module_id_t module_id, int cc_id, uint8_t gNB_index, fr
* 27 HARQ_PROCESS_NUMBER:
* 28 DAI_: For format1_1: 4 if more than one serving cell are configured in the DL and the higher layer parameter HARQ-ACK-codebook=dynamic, where the 2 MSB bits are the counter DAI and the 2 LSB bits are the total DAI
* 33 TPC_PUCCH:
*/
*/
NR_UE_MAC_INST_t *mac = get_mac_inst(module_id);
dl_config->dl_config_list[dl_config->number_pdus].dlsch_config_pdu.rnti = rnti;
fapi_nr_dl_config_dlsch_pdu_rel15_t *dlsch_config_pdu_1_0 = &dl_config->dl_config_list[dl_config->number_pdus].dlsch_config_pdu.dlsch_config_rel15;
fapi_nr_dl_config_request_t *dl_config = get_dl_config_request(mac, slot);
fapi_nr_dl_config_request_pdu_t *dl_conf_req = &dl_config->dl_config_list[dl_config->number_pdus];
dl_conf_req->dlsch_config_pdu.rnti = dci_ind->rnti;
dlsch_config_pdu_1_0->pduBitmap = 0;
fapi_nr_dl_config_dlsch_pdu_rel15_t *dlsch_pdu = &dl_conf_req->dlsch_config_pdu.dlsch_config_rel15;
NR_PDSCH_Config_t *pdsch_config = (current_DL_BWP || !mac->get_sib1) ? current_DL_BWP->pdsch_Config : NULL;
if (dci_ind->ss_type == NR_SearchSpace__searchSpaceType_PR_common) {
dlsch_config_pdu_1_0->BWPSize = mac->type0_PDCCH_CSS_config.num_rbs ? mac->type0_PDCCH_CSS_config.num_rbs : current_DL_BWP->initial_BWPSize;
dlsch_config_pdu_1_0->BWPStart = dci_ind->cset_start;
}
else {
dlsch_config_pdu_1_0->BWPSize = current_DL_BWP->BWPSize;
dlsch_config_pdu_1_0->BWPStart = current_DL_BWP->BWPStart;
}
if(rnti == SI_RNTI) {
NR_Type0_PDCCH_CSS_config_t type0_PDCCH_CSS_config = mac->type0_PDCCH_CSS_config;
mux_pattern = type0_PDCCH_CSS_config.type0_pdcch_ss_mux_pattern;
dl_config->dl_config_list[dl_config->number_pdus].pdu_type = FAPI_NR_DL_CONFIG_TYPE_SI_DLSCH;
// in MIB SCS is signaled as 15or60 and 30or120
dlsch_config_pdu_1_0->SubcarrierSpacing = mac->mib->subCarrierSpacingCommon;
if(mac->frequency_range == FR2)
dlsch_config_pdu_1_0->SubcarrierSpacing = mac->mib->subCarrierSpacingCommon + 2;
dlsch_pdu->pduBitmap = 0;
NR_UE_DL_BWP_t *current_DL_BWP = &mac->current_DL_BWP;
NR_PDSCH_Config_t *pdsch_config = (current_DL_BWP || !mac->get_sib1) ? current_DL_BWP->pdsch_Config : NULL;
if (dci_ind->ss_type == NR_SearchSpace__searchSpaceType_PR_common) {
dlsch_pdu->BWPSize =
mac->type0_PDCCH_CSS_config.num_rbs ? mac->type0_PDCCH_CSS_config.num_rbs : current_DL_BWP->initial_BWPSize;
dlsch_pdu->BWPStart = dci_ind->cset_start;
} else {
dlsch_pdu->BWPSize = current_DL_BWP->BWPSize;
dlsch_pdu->BWPStart = current_DL_BWP->BWPStart;
}
int mux_pattern = 1;
if (dci_ind->rnti == SI_RNTI) {
NR_Type0_PDCCH_CSS_config_t type0_PDCCH_CSS_config = mac->type0_PDCCH_CSS_config;
mux_pattern = type0_PDCCH_CSS_config.type0_pdcch_ss_mux_pattern;
dl_conf_req->pdu_type = FAPI_NR_DL_CONFIG_TYPE_SI_DLSCH;
// in MIB SCS is signaled as 15or60 and 30or120
dlsch_pdu->SubcarrierSpacing = mac->mib->subCarrierSpacingCommon;
if (mac->frequency_range == FR2)
dlsch_pdu->SubcarrierSpacing = mac->mib->subCarrierSpacingCommon + 2;
} else {
dlsch_pdu->SubcarrierSpacing = current_DL_BWP->scs;
if (mac->ra.RA_window_cnt >= 0 && dci_ind->rnti == mac->ra.ra_rnti) {
dl_conf_req->pdu_type = FAPI_NR_DL_CONFIG_TYPE_RA_DLSCH;
} else {
dlsch_config_pdu_1_0->SubcarrierSpacing = current_DL_BWP->scs;
if (ra->RA_window_cnt >= 0 && rnti == ra->ra_rnti){
dl_config->dl_config_list[dl_config->number_pdus].pdu_type = FAPI_NR_DL_CONFIG_TYPE_RA_DLSCH;
} else {
dl_config->dl_config_list[dl_config->number_pdus].pdu_type = FAPI_NR_DL_CONFIG_TYPE_DLSCH;
}
dl_conf_req->pdu_type = FAPI_NR_DL_CONFIG_TYPE_DLSCH;
}
}
/* IDENTIFIER_DCI_FORMATS */
/* FREQ_DOM_RESOURCE_ASSIGNMENT_DL */
if (nr_ue_process_dci_freq_dom_resource_assignment(NULL,dlsch_config_pdu_1_0,0,dlsch_config_pdu_1_0->BWPSize,dci->frequency_domain_assignment.val) < 0) {
LOG_W(MAC, "[%d.%d] Invalid frequency_domain_assignment. Possibly due to false DCI. Ignoring DCI!\n", frame, slot);
return -1;
}
dlsch_config_pdu_1_0->rb_offset = dlsch_config_pdu_1_0->start_rb + dlsch_config_pdu_1_0->BWPStart;
if (mac->get_sib1)
dlsch_config_pdu_1_0->rb_offset -= dlsch_config_pdu_1_0->BWPStart;
/* TIME_DOM_RESOURCE_ASSIGNMENT */
int dmrs_typeA_pos = mac->dmrs_TypeA_Position;
NR_tda_info_t tda_info = get_dl_tda_info(current_DL_BWP, dci_ind->ss_type, dci->time_domain_assignment.val,
dmrs_typeA_pos, mux_pattern, get_rnti_type(mac, rnti), coreset_type, mac->get_sib1);
dlsch_config_pdu_1_0->number_symbols = tda_info.nrOfSymbols;
dlsch_config_pdu_1_0->start_symbol = tda_info.startSymbolIndex;
struct NR_DMRS_DownlinkConfig *dl_dmrs_config = NULL;
if (pdsch_config)
dl_dmrs_config = (tda_info.mapping_type == typeA) ?
pdsch_config->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup :
pdsch_config->dmrs_DownlinkForPDSCH_MappingTypeB->choice.setup;
dlsch_config_pdu_1_0->nscid = 0;
if(dl_dmrs_config && dl_dmrs_config->scramblingID0)
dlsch_config_pdu_1_0->dlDmrsScramblingId = *dl_dmrs_config->scramblingID0;
else
dlsch_config_pdu_1_0->dlDmrsScramblingId = mac->physCellId;
/* IDENTIFIER_DCI_FORMATS */
/* FREQ_DOM_RESOURCE_ASSIGNMENT_DL */
if (nr_ue_process_dci_freq_dom_resource_assignment(NULL, dlsch_pdu, 0, dlsch_pdu->BWPSize, dci->frequency_domain_assignment.val)
< 0) {
LOG_W(MAC, "[%d.%d] Invalid frequency_domain_assignment. Possibly due to false DCI. Ignoring DCI!\n", frame, slot);
return -1;
}
dlsch_pdu->rb_offset = dlsch_pdu->start_rb + dlsch_pdu->BWPStart;
if (mac->get_sib1)
dlsch_pdu->rb_offset -= dlsch_pdu->BWPStart;
/* TIME_DOM_RESOURCE_ASSIGNMENT */
int dmrs_typeA_pos = mac->dmrs_TypeA_Position;
const int coreset_type = dci_ind->coreset_type == NFAPI_NR_CSET_CONFIG_PDCCH_CONFIG; // 0 for coreset0, 1 otherwise;
NR_tda_info_t tda_info = get_dl_tda_info(current_DL_BWP,
dci_ind->ss_type,
dci->time_domain_assignment.val,
dmrs_typeA_pos,
mux_pattern,
get_rnti_type(mac, dci_ind->rnti),
coreset_type,
mac->get_sib1);
dlsch_pdu->number_symbols = tda_info.nrOfSymbols;
dlsch_pdu->start_symbol = tda_info.startSymbolIndex;
struct NR_DMRS_DownlinkConfig *dl_dmrs_config = NULL;
if (pdsch_config)
dl_dmrs_config = (tda_info.mapping_type == typeA) ? pdsch_config->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup
: pdsch_config->dmrs_DownlinkForPDSCH_MappingTypeB->choice.setup;
dlsch_pdu->nscid = 0;
if (dl_dmrs_config && dl_dmrs_config->scramblingID0)
dlsch_pdu->dlDmrsScramblingId = *dl_dmrs_config->scramblingID0;
else
dlsch_pdu->dlDmrsScramblingId = mac->physCellId;
/* dmrs symbol positions*/
dlsch_pdu->dlDmrsSymbPos = fill_dmrs_mask(pdsch_config,
NR_DL_DCI_FORMAT_1_0,
mac->dmrs_TypeA_Position,
dlsch_pdu->number_symbols,
dlsch_pdu->start_symbol,
tda_info.mapping_type,
1);
dlsch_pdu->dmrsConfigType = (dl_dmrs_config != NULL) ? (dl_dmrs_config->dmrs_Type == NULL ? 0 : 1) : 0;
/* number of DM-RS CDM groups without data according to subclause 5.1.6.2 of 3GPP TS 38.214 version 15.9.0 Release 15 */
if (dlsch_pdu->number_symbols == 2)
dlsch_pdu->n_dmrs_cdm_groups = 1;
else
dlsch_pdu->n_dmrs_cdm_groups = 2;
dlsch_pdu->dmrs_ports = 1; // only port 0 in case of DCI 1_0
/* VRB_TO_PRB_MAPPING */
dlsch_pdu->vrb_to_prb_mapping =
(dci->vrb_to_prb_mapping.val == 0) ? vrb_to_prb_mapping_non_interleaved : vrb_to_prb_mapping_interleaved;
/* MCS TABLE INDEX */
dlsch_pdu->mcs_table = (pdsch_config) ? ((pdsch_config->mcs_Table) ? (*pdsch_config->mcs_Table + 1) : 0) : 0;
/* MCS */
dlsch_pdu->mcs = dci->mcs;
dlsch_pdu->qamModOrder = nr_get_Qm_dl(dlsch_pdu->mcs, dlsch_pdu->mcs_table);
if (dlsch_pdu->qamModOrder == 0) {
LOG_W(MAC, "Invalid code rate or Mod order, likely due to unexpected DL DCI.\n");
return -1;
}
/* dmrs symbol positions*/
dlsch_config_pdu_1_0->dlDmrsSymbPos = fill_dmrs_mask(pdsch_config,
NR_DL_DCI_FORMAT_1_0,
mac->dmrs_TypeA_Position,
dlsch_config_pdu_1_0->number_symbols,
dlsch_config_pdu_1_0->start_symbol,
tda_info.mapping_type,
1);
dlsch_config_pdu_1_0->dmrsConfigType = (dl_dmrs_config != NULL) ?
(dl_dmrs_config->dmrs_Type == NULL ? 0 : 1) : 0;
/* number of DM-RS CDM groups without data according to subclause 5.1.6.2 of 3GPP TS 38.214 version 15.9.0 Release 15 */
if (dlsch_config_pdu_1_0->number_symbols == 2)
dlsch_config_pdu_1_0->n_dmrs_cdm_groups = 1;
else
dlsch_config_pdu_1_0->n_dmrs_cdm_groups = 2;
dlsch_config_pdu_1_0->dmrs_ports = 1; // only port 0 in case of DCI 1_0
/* VRB_TO_PRB_MAPPING */
dlsch_config_pdu_1_0->vrb_to_prb_mapping = (dci->vrb_to_prb_mapping.val == 0) ? vrb_to_prb_mapping_non_interleaved:vrb_to_prb_mapping_interleaved;
/* MCS TABLE INDEX */
dlsch_config_pdu_1_0->mcs_table = (pdsch_config) ? ((pdsch_config->mcs_Table) ? (*pdsch_config->mcs_Table + 1) : 0) : 0;
/* MCS */
dlsch_config_pdu_1_0->mcs = dci->mcs;
dlsch_config_pdu_1_0->qamModOrder = nr_get_Qm_dl(dlsch_config_pdu_1_0->mcs, dlsch_config_pdu_1_0->mcs_table);
int R = nr_get_code_rate_dl(dlsch_config_pdu_1_0->mcs, dlsch_config_pdu_1_0->mcs_table);
dlsch_config_pdu_1_0->targetCodeRate = R;
if (dlsch_config_pdu_1_0->qamModOrder == 0) {
LOG_W(MAC, "Invalid code rate or Mod order, likely due to unexpected DL DCI.\n");
return -1;
}
int R = nr_get_code_rate_dl(dlsch_pdu->mcs, dlsch_pdu->mcs_table);
dlsch_pdu->targetCodeRate = R;
int nb_rb_oh = 0; // it was not computed at UE side even before and set to 0 in nr_compute_tbs
int nb_re_dmrs = ((dlsch_pdu->dmrsConfigType == NFAPI_NR_DMRS_TYPE1) ? 6 : 4) * dlsch_pdu->n_dmrs_cdm_groups;
if (R > 0)
dlsch_pdu->TBS = nr_compute_tbs(dlsch_pdu->qamModOrder,
R,
dlsch_pdu->number_rbs,
dlsch_pdu->number_symbols,
nb_re_dmrs * get_num_dmrs(dlsch_pdu->dlDmrsSymbPos),
nb_rb_oh,
0,
1);
int bw_tbslbrm;
if (current_DL_BWP->initial_BWPSize > 0)
bw_tbslbrm = get_dlbw_tbslbrm(current_DL_BWP->initial_BWPSize, mac->cg);
else
bw_tbslbrm = dlsch_pdu->BWPSize;
dlsch_pdu->tbslbrm = nr_compute_tbslbrm(dlsch_pdu->mcs_table, bw_tbslbrm, 1);
/* NDI (only if CRC scrambled by C-RNTI or CS-RNTI or new-RNTI or TC-RNTI)*/
dlsch_pdu->ndi = dci->ndi;
/* RV (only if CRC scrambled by C-RNTI or CS-RNTI or new-RNTI or TC-RNTI)*/
dlsch_pdu->rv = dci->rv;
/* HARQ_PROCESS_NUMBER (only if CRC scrambled by C-RNTI or CS-RNTI or new-RNTI or TC-RNTI)*/
dlsch_pdu->harq_process_nbr = dci->harq_pid;
/* TB_SCALING (only if CRC scrambled by P-RNTI or RA-RNTI) */
// according to TS 38.214 Table 5.1.3.2-3
if (dci->tb_scaling > 3) {
LOG_E(MAC, "invalid tb_scaling %d\n", dci->tb_scaling);
return -1;
}
const float factor[] = {1, 0.5, 0.25, 0};
dlsch_pdu->scaling_factor_S = factor[dci->tb_scaling];
/* TPC_PUCCH (only if CRC scrambled by C-RNTI or CS-RNTI or new-RNTI or TC-RNTI)*/
// according to TS 38.213 Table 7.2.1-1
if (dci->tpc > 3) {
LOG_E(MAC, "invalid tpc %d\n", dci->tpc);
return -1;
}
const int tcp[] = {-1, 0, 1, 3};
dlsch_pdu->accumulated_delta_PUCCH = tcp[dci->tpc];
// Sanity check for pucch_resource_indicator value received to check for false DCI.
bool valid = false;
NR_PUCCH_Config_t *pucch_Config = mac->current_UL_BWP.pucch_Config;
int nb_rb_oh = 0; // it was not computed at UE side even before and set to 0 in nr_compute_tbs
int nb_re_dmrs = ((dlsch_config_pdu_1_0->dmrsConfigType == NFAPI_NR_DMRS_TYPE1) ? 6:4)*dlsch_config_pdu_1_0->n_dmrs_cdm_groups;
if (R > 0)
dlsch_config_pdu_1_0->TBS = nr_compute_tbs(dlsch_config_pdu_1_0->qamModOrder,
R,
dlsch_config_pdu_1_0->number_rbs,
dlsch_config_pdu_1_0->number_symbols,
nb_re_dmrs*get_num_dmrs(dlsch_config_pdu_1_0->dlDmrsSymbPos),
nb_rb_oh, 0, 1);
int bw_tbslbrm;
if (current_DL_BWP->initial_BWPSize > 0)
bw_tbslbrm = get_dlbw_tbslbrm(current_DL_BWP->initial_BWPSize, mac->cg);
else
bw_tbslbrm = dlsch_config_pdu_1_0->BWPSize;
dlsch_config_pdu_1_0->tbslbrm = nr_compute_tbslbrm(dlsch_config_pdu_1_0->mcs_table,
bw_tbslbrm,
1);
/* NDI (only if CRC scrambled by C-RNTI or CS-RNTI or new-RNTI or TC-RNTI)*/
dlsch_config_pdu_1_0->ndi = dci->ndi;
/* RV (only if CRC scrambled by C-RNTI or CS-RNTI or new-RNTI or TC-RNTI)*/
dlsch_config_pdu_1_0->rv = dci->rv;
/* HARQ_PROCESS_NUMBER (only if CRC scrambled by C-RNTI or CS-RNTI or new-RNTI or TC-RNTI)*/
dlsch_config_pdu_1_0->harq_process_nbr = dci->harq_pid;
/* TB_SCALING (only if CRC scrambled by P-RNTI or RA-RNTI) */
// according to TS 38.214 Table 5.1.3.2-3
if (dci->tb_scaling == 0) dlsch_config_pdu_1_0->scaling_factor_S = 1;
if (dci->tb_scaling == 1) dlsch_config_pdu_1_0->scaling_factor_S = 0.5;
if (dci->tb_scaling == 2) dlsch_config_pdu_1_0->scaling_factor_S = 0.25;
if (dci->tb_scaling == 3) dlsch_config_pdu_1_0->scaling_factor_S = 0; // value not defined in table
/* TPC_PUCCH (only if CRC scrambled by C-RNTI or CS-RNTI or new-RNTI or TC-RNTI)*/
// according to TS 38.213 Table 7.2.1-1
if (dci->tpc == 0) dlsch_config_pdu_1_0->accumulated_delta_PUCCH = -1;
if (dci->tpc == 1) dlsch_config_pdu_1_0->accumulated_delta_PUCCH = 0;
if (dci->tpc == 2) dlsch_config_pdu_1_0->accumulated_delta_PUCCH = 1;
if (dci->tpc == 3) dlsch_config_pdu_1_0->accumulated_delta_PUCCH = 3;
// Sanity check for pucch_resource_indicator value received to check for false DCI.
valid = 0;
if (pucch_Config && pucch_Config->resourceSetToAddModList) {
pucch_res_set_cnt = pucch_Config->resourceSetToAddModList->list.count;
for (int id = 0; id < pucch_res_set_cnt; id++) {
if (dci->pucch_resource_indicator < pucch_Config->resourceSetToAddModList->list.array[id]->resourceList.list.count) {
valid = 1;
break;
}
if (pucch_Config && pucch_Config->resourceSetToAddModList) {
int pucch_res_set_cnt = pucch_Config->resourceSetToAddModList->list.count;
for (int id = 0; id < pucch_res_set_cnt; id++) {
if (dci->pucch_resource_indicator < pucch_Config->resourceSetToAddModList->list.array[id]->resourceList.list.count) {
valid = true;
break;
}
} else
valid = 1;
if (!valid) {
LOG_W(MAC, "[%d.%d] pucch_resource_indicator value %d is out of bounds. Possibly due to false DCI. Ignoring DCI!\n", frame, slot, dci->pucch_resource_indicator);
return -1;
}
if(rnti != ra->ra_rnti && rnti != SI_RNTI)
AssertFatal(1 + dci->pdsch_to_harq_feedback_timing_indicator.val > DURATION_RX_TO_TX,
"PDSCH to HARQ feedback time (%d) needs to be higher than DURATION_RX_TO_TX (%d).\n",
1 + dci->pdsch_to_harq_feedback_timing_indicator.val, DURATION_RX_TO_TX);
// set the harq status at MAC for feedback
set_harq_status(mac,
dci->pucch_resource_indicator,
dci->harq_pid,
dlsch_config_pdu_1_0->accumulated_delta_PUCCH,
1 + dci->pdsch_to_harq_feedback_timing_indicator.val,
dci->dai[0].val,
dci_ind->n_CCE,
dci_ind->N_CCE,
frame,
slot);
LOG_D(MAC,
"(nr_ue_procedures.c) rnti = %x dl_config->number_pdus = %d\n",
dl_config->dl_config_list[dl_config->number_pdus].dlsch_config_pdu.rnti,
dl_config->number_pdus);
LOG_D(MAC,
"(nr_ue_procedures.c) frequency_domain_resource_assignment=%d \t number_rbs=%d \t start_rb=%d\n",
dci->frequency_domain_assignment.val,
dlsch_config_pdu_1_0->number_rbs,
dlsch_config_pdu_1_0->start_rb);
LOG_D(MAC,
"(nr_ue_procedures.c) time_domain_resource_assignment=%d \t number_symbols=%d \t start_symbol=%d\n",
dci->time_domain_assignment.val,
dlsch_config_pdu_1_0->number_symbols,
dlsch_config_pdu_1_0->start_symbol);
LOG_D(MAC,
"(nr_ue_procedures.c) vrb_to_prb_mapping=%d \n>>> mcs=%d\n>>> ndi=%d\n>>> rv=%d\n>>> harq_process_nbr=%d\n>>> dai=%d\n>>> "
"scaling_factor_S=%f\n>>> tpc_pucch=%d\n>>> pucch_res_ind=%d\n>>> pdsch_to_harq_feedback_time_ind=%d\n",
dlsch_config_pdu_1_0->vrb_to_prb_mapping,
dlsch_config_pdu_1_0->mcs,
dlsch_config_pdu_1_0->ndi,
dlsch_config_pdu_1_0->rv,
dlsch_config_pdu_1_0->harq_process_nbr,
dci->dai[0].val,
dlsch_config_pdu_1_0->scaling_factor_S,
dlsch_config_pdu_1_0->accumulated_delta_PUCCH,
dci->pucch_resource_indicator,
1 + dci->pdsch_to_harq_feedback_timing_indicator.val);
dlsch_config_pdu_1_0->k1_feedback = 1 + dci->pdsch_to_harq_feedback_timing_indicator.val;
LOG_D(MAC, "(nr_ue_procedures.c) pdu_type=%d\n\n", dl_config->dl_config_list[dl_config->number_pdus].pdu_type);
dl_config->number_pdus = dl_config->number_pdus + 1;
break;
} else
valid = true;
if (!valid) {
LOG_W(MAC,
"[%d.%d] pucch_resource_indicator value %d is out of bounds. Possibly due to false DCI. Ignoring DCI!\n",
frame,
slot,
dci->pucch_resource_indicator);
return -1;
}
case NR_DL_DCI_FORMAT_1_1: {
/*
* with CRC scrambled by C-RNTI or CS-RNTI or new-RNTI
* 0 IDENTIFIER_DCI_FORMATS:
* 1 CARRIER_IND:
* 7 BANDWIDTH_PART_IND:
* 11 FREQ_DOM_RESOURCE_ASSIGNMENT_DL:
* 12 TIME_DOM_RESOURCE_ASSIGNMENT: 0, 1, 2, 3, or 4 bits as defined in Subclause 5.1.2.1 of [6, TS 38.214]. The bitwidth for this field is determined as log2(I) bits,
* 13 VRB_TO_PRB_MAPPING: 0 bit if only resource allocation type 0
* 14 PRB_BUNDLING_SIZE_IND:
* 15 RATE_MATCHING_IND:
* 16 ZP_CSI_RS_TRIGGER:
* 18 TB1_MCS:
* 19 TB1_NDI:
* 20 TB1_RV:
* 21 TB2_MCS:
* 22 TB2_NDI:
* 23 TB2_RV:
* 27 HARQ_PROCESS_NUMBER:
* 28 DAI_: For format1_1: 4 if more than one serving cell are configured in the DL and the higher layer parameter HARQ-ACK-codebook=dynamic, where the 2 MSB bits are the counter DAI and the 2 LSB bits are the total DAI
* 33 TPC_PUCCH:
* 34 PUCCH_RESOURCE_IND:
* 35 PDSCH_TO_HARQ_FEEDBACK_TIME_IND:
* 38 ANTENNA_PORTS:
* 39 TCI:
* 40 SRS_REQUEST:
* 43 CBGTI:
* 44 CBGFI:
* 47 DMRS_SEQ_INI:
*/
if (dci->bwp_indicator.val > NR_MAX_NUM_BWP) {
LOG_W(NR_MAC,"[%d.%d] bwp_indicator %d > NR_MAX_NUM_BWP Possibly due to false DCI. Ignoring DCI!\n", frame, slot,dci->bwp_indicator.val);
return -1;
}
NR_PDSCH_Config_t *pdsch_Config = current_DL_BWP->pdsch_Config;
dl_config->dl_config_list[dl_config->number_pdus].pdu_type = FAPI_NR_DL_CONFIG_TYPE_DLSCH;
dl_config->dl_config_list[dl_config->number_pdus].dlsch_config_pdu.rnti = rnti;
if (dci_ind->rnti != mac->ra.ra_rnti && dci_ind->rnti != SI_RNTI)
AssertFatal(1 + dci->pdsch_to_harq_feedback_timing_indicator.val > DURATION_RX_TO_TX,
"PDSCH to HARQ feedback time (%d) needs to be higher than DURATION_RX_TO_TX (%d).\n",
1 + dci->pdsch_to_harq_feedback_timing_indicator.val,
DURATION_RX_TO_TX);
// set the harq status at MAC for feedback
set_harq_status(mac,
dci->pucch_resource_indicator,
dci->harq_pid,
dlsch_pdu->accumulated_delta_PUCCH,
1 + dci->pdsch_to_harq_feedback_timing_indicator.val,
dci->dai[0].val,
dci_ind->n_CCE,
dci_ind->N_CCE,
frame,
slot);
LOG_D(MAC,
"(nr_ue_procedures.c) rnti = %x dl_config->number_pdus = %d\n",
dl_conf_req->dlsch_config_pdu.rnti,
dl_config->number_pdus);
LOG_D(MAC,
"(nr_ue_procedures.c) frequency_domain_resource_assignment=%d \t number_rbs=%d \t start_rb=%d\n",
dci->frequency_domain_assignment.val,
dlsch_pdu->number_rbs,
dlsch_pdu->start_rb);
LOG_D(MAC,
"(nr_ue_procedures.c) time_domain_resource_assignment=%d \t number_symbols=%d \t start_symbol=%d\n",
dci->time_domain_assignment.val,
dlsch_pdu->number_symbols,
dlsch_pdu->start_symbol);
LOG_D(MAC,
"(nr_ue_procedures.c) vrb_to_prb_mapping=%d \n>>> mcs=%d\n>>> ndi=%d\n>>> rv=%d\n>>> harq_process_nbr=%d\n>>> dai=%d\n>>> "
"scaling_factor_S=%f\n>>> tpc_pucch=%d\n>>> pucch_res_ind=%d\n>>> pdsch_to_harq_feedback_time_ind=%d\n",
dlsch_pdu->vrb_to_prb_mapping,
dlsch_pdu->mcs,
dlsch_pdu->ndi,
dlsch_pdu->rv,
dlsch_pdu->harq_process_nbr,
dci->dai[0].val,
dlsch_pdu->scaling_factor_S,
dlsch_pdu->accumulated_delta_PUCCH,
dci->pucch_resource_indicator,
1 + dci->pdsch_to_harq_feedback_timing_indicator.val);
dlsch_pdu->k1_feedback = 1 + dci->pdsch_to_harq_feedback_timing_indicator.val;
LOG_D(MAC, "(nr_ue_procedures.c) pdu_type=%d\n\n", dl_conf_req->pdu_type);
// the prepared dci is valid, we add it in the list
dl_config->number_pdus++;
return 0;
}
fapi_nr_dl_config_dlsch_pdu_rel15_t *dlsch_config_pdu_1_1 = &dl_config->dl_config_list[dl_config->number_pdus].dlsch_config_pdu.dlsch_config_rel15;
static inline uint16_t packBits(const uint8_t *toPack, const int nb)
{
int res = 0;
for (int i = 0; i < nb; i++)
res += (*toPack++) << i;
return res;
}
dlsch_config_pdu_1_1->BWPSize = current_DL_BWP->BWPSize;
dlsch_config_pdu_1_1->BWPStart = current_DL_BWP->BWPStart;
dlsch_config_pdu_1_1->SubcarrierSpacing = current_DL_BWP->scs;
static int nr_ue_process_dci_dl_11(module_id_t module_id,
int cc_id,
frame_t frame,
int slot,
dci_pdu_rel15_t *dci,
fapi_nr_dci_indication_pdu_t *dci_ind)
{
/*
* with CRC scrambled by C-RNTI or CS-RNTI or new-RNTI
* 0 IDENTIFIER_DCI_FORMATS:
* 1 CARRIER_IND:
* 7 BANDWIDTH_PART_IND:
* 11 FREQ_DOM_RESOURCE_ASSIGNMENT_DL:
* 12 TIME_DOM_RESOURCE_ASSIGNMENT: 0, 1, 2, 3, or 4 bits as defined in Subclause 5.1.2.1 of [6, TS 38.214]. The bitwidth for this field is determined as log2(I) bits,
* 13 VRB_TO_PRB_MAPPING: 0 bit if only resource allocation type 0
* 14 PRB_BUNDLING_SIZE_IND:
* 15 RATE_MATCHING_IND:
* 16 ZP_CSI_RS_TRIGGER:
* 18 TB1_MCS:
* 19 TB1_NDI:
* 20 TB1_RV:
* 21 TB2_MCS:
* 22 TB2_NDI:
* 23 TB2_RV:
* 27 HARQ_PROCESS_NUMBER:
* 28 DAI_: For format1_1: 4 if more than one serving cell are configured in the DL and the higher layer parameter HARQ-ACK-codebook=dynamic, where the 2 MSB bits are the counter DAI and the 2 LSB bits are the total DAI
* 33 TPC_PUCCH:
* 34 PUCCH_RESOURCE_IND:
* 35 PDSCH_TO_HARQ_FEEDBACK_TIME_IND:
* 38 ANTENNA_PORTS:
* 39 TCI:
* 40 SRS_REQUEST:
* 43 CBGTI:
* 44 CBGFI:
* 47 DMRS_SEQ_INI:
*/
NR_UE_MAC_INST_t *mac = get_mac_inst(module_id);
/* IDENTIFIER_DCI_FORMATS */
/* CARRIER_IND */
/* BANDWIDTH_PART_IND */
// dlsch_config_pdu_1_1->bandwidth_part_ind = dci->bandwidth_part_ind;
/* FREQ_DOM_RESOURCE_ASSIGNMENT_DL */
if (nr_ue_process_dci_freq_dom_resource_assignment(NULL, dlsch_config_pdu_1_1, 0, current_DL_BWP->BWPSize, dci->frequency_domain_assignment.val) < 0) {
LOG_W(MAC, "[%d.%d] Invalid frequency_domain_assignment. Possibly due to false DCI. Ignoring DCI!\n", frame, slot);
if (dci->bwp_indicator.val > NR_MAX_NUM_BWP) {
LOG_W(NR_MAC,
"[%d.%d] bwp_indicator %d > NR_MAX_NUM_BWP Possibly due to false DCI. Ignoring DCI!\n",
frame,
slot,
dci->bwp_indicator.val);
return -1;
}
NR_UE_DL_BWP_t *current_DL_BWP = &mac->current_DL_BWP;
NR_PDSCH_Config_t *pdsch_Config = current_DL_BWP->pdsch_Config;
fapi_nr_dl_config_request_t *dl_config = get_dl_config_request(mac, slot);
fapi_nr_dl_config_request_pdu_t *dl_conf_req = &dl_config->dl_config_list[dl_config->number_pdus];
dl_conf_req->pdu_type = FAPI_NR_DL_CONFIG_TYPE_DLSCH;
dl_conf_req->dlsch_config_pdu.rnti = dci_ind->rnti;
fapi_nr_dl_config_dlsch_pdu_rel15_t *dlsch_pdu = &dl_conf_req->dlsch_config_pdu.dlsch_config_rel15;
dlsch_pdu->BWPSize = current_DL_BWP->BWPSize;
dlsch_pdu->BWPStart = current_DL_BWP->BWPStart;
dlsch_pdu->SubcarrierSpacing = current_DL_BWP->scs;
/* IDENTIFIER_DCI_FORMATS */
/* CARRIER_IND */
/* BANDWIDTH_PART_IND */
// dlsch_pdu->bandwidth_part_ind = dci->bandwidth_part_ind;
/* FREQ_DOM_RESOURCE_ASSIGNMENT_DL */
if (nr_ue_process_dci_freq_dom_resource_assignment(NULL,
dlsch_pdu,
0,
current_DL_BWP->BWPSize,
dci->frequency_domain_assignment.val)
< 0) {
LOG_W(MAC, "[%d.%d] Invalid frequency_domain_assignment. Possibly due to false DCI. Ignoring DCI!\n", frame, slot);
return -1;
}
dlsch_pdu->rb_offset = dlsch_pdu->start_rb + dlsch_pdu->BWPStart;
/* TIME_DOM_RESOURCE_ASSIGNMENT */
int dmrs_typeA_pos = mac->dmrs_TypeA_Position;
int mux_pattern = 1;
const int coreset_type = dci_ind->coreset_type == NFAPI_NR_CSET_CONFIG_PDCCH_CONFIG; // 0 for coreset0, 1 otherwise;
NR_tda_info_t tda_info = get_dl_tda_info(current_DL_BWP,
dci_ind->ss_type,
dci->time_domain_assignment.val,
dmrs_typeA_pos,
mux_pattern,
get_rnti_type(mac, dci_ind->rnti),
coreset_type,
false);
dlsch_pdu->number_symbols = tda_info.nrOfSymbols;
dlsch_pdu->start_symbol = tda_info.startSymbolIndex;
struct NR_DMRS_DownlinkConfig *dl_dmrs_config = (tda_info.mapping_type == typeA)
? pdsch_Config->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup
: pdsch_Config->dmrs_DownlinkForPDSCH_MappingTypeB->choice.setup;
switch (dci->dmrs_sequence_initialization.val) {
case 0:
dlsch_pdu->nscid = 0;
if (dl_dmrs_config->scramblingID0)
dlsch_pdu->dlDmrsScramblingId = *dl_dmrs_config->scramblingID0;
else
dlsch_pdu->dlDmrsScramblingId = mac->physCellId;
break;
case 1:
dlsch_pdu->nscid = 1;
if (dl_dmrs_config->scramblingID1)
dlsch_pdu->dlDmrsScramblingId = *dl_dmrs_config->scramblingID1;
else
dlsch_pdu->dlDmrsScramblingId = mac->physCellId;
break;
default:
LOG_E(MAC, "Invalid dmrs sequence initialization value %d\n", dci->dmrs_sequence_initialization.val);
return -1;
}
dlsch_config_pdu_1_1->rb_offset = dlsch_config_pdu_1_1->start_rb + dlsch_config_pdu_1_1->BWPStart;
/* TIME_DOM_RESOURCE_ASSIGNMENT */
int dmrs_typeA_pos = mac->dmrs_TypeA_Position;
NR_tda_info_t tda_info = get_dl_tda_info(current_DL_BWP, dci_ind->ss_type, dci->time_domain_assignment.val,
dmrs_typeA_pos, mux_pattern, get_rnti_type(mac, rnti), coreset_type, false);
dlsch_config_pdu_1_1->number_symbols = tda_info.nrOfSymbols;
dlsch_config_pdu_1_1->start_symbol = tda_info.startSymbolIndex;
struct NR_DMRS_DownlinkConfig *dl_dmrs_config = (tda_info.mapping_type == typeA) ?
pdsch_Config->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup :
pdsch_Config->dmrs_DownlinkForPDSCH_MappingTypeB->choice.setup;
}
switch (dci->dmrs_sequence_initialization.val) {
case 0:
dlsch_config_pdu_1_1->nscid = 0;
if(dl_dmrs_config->scramblingID0)
dlsch_config_pdu_1_1->dlDmrsScramblingId = *dl_dmrs_config->scramblingID0;
else
dlsch_config_pdu_1_1->dlDmrsScramblingId = mac->physCellId;
break;
case 1:
dlsch_config_pdu_1_1->nscid = 1;
if(dl_dmrs_config->scramblingID1)
dlsch_config_pdu_1_1->dlDmrsScramblingId = *dl_dmrs_config->scramblingID1;
else
dlsch_config_pdu_1_1->dlDmrsScramblingId = mac->physCellId;
break;
default:
AssertFatal(1==0,"Invalid dmrs sequence initialization value\n");
}
dlsch_pdu->dmrsConfigType = dl_dmrs_config->dmrs_Type == NULL ? NFAPI_NR_DMRS_TYPE1 : NFAPI_NR_DMRS_TYPE2;
/* TODO: fix number of DM-RS CDM groups without data according to subclause 5.1.6.2 of 3GPP TS 38.214,
using tables 7.3.1.2.2-1, 7.3.1.2.2-2, 7.3.1.2.2-3, 7.3.1.2.2-4 of 3GPP TS 38.212 */
dlsch_pdu->n_dmrs_cdm_groups = 1;
/* VRB_TO_PRB_MAPPING */
if ((pdsch_Config->resourceAllocation == 1) && (pdsch_Config->vrb_ToPRB_Interleaver != NULL))
dlsch_pdu->vrb_to_prb_mapping =
(dci->vrb_to_prb_mapping.val == 0) ? vrb_to_prb_mapping_non_interleaved : vrb_to_prb_mapping_interleaved;
/* PRB_BUNDLING_SIZE_IND */
dlsch_pdu->prb_bundling_size_ind = dci->prb_bundling_size_indicator.val;
/* RATE_MATCHING_IND */
dlsch_pdu->rate_matching_ind = dci->rate_matching_indicator.val;
/* ZP_CSI_RS_TRIGGER */
dlsch_pdu->zp_csi_rs_trigger = dci->zp_csi_rs_trigger.val;
/* MCS (for transport block 1)*/
dlsch_pdu->mcs = dci->mcs;
/* NDI (for transport block 1)*/
dlsch_pdu->ndi = dci->ndi;
/* RV (for transport block 1)*/
dlsch_pdu->rv = dci->rv;
/* MCS (for transport block 2)*/
dlsch_pdu->tb2_mcs = dci->mcs2.val;
/* NDI (for transport block 2)*/
dlsch_pdu->tb2_ndi = dci->ndi2.val;
/* RV (for transport block 2)*/
dlsch_pdu->tb2_rv = dci->rv2.val;
/* HARQ_PROCESS_NUMBER */
dlsch_pdu->harq_process_nbr = dci->harq_pid;
/* TPC_PUCCH */
// according to TS 38.213 Table 7.2.1-1
if (dci->tpc > 3) {
LOG_E(MAC, "invalid tpc %d\n", dci->tpc);
return -1;
}
const int tcp[] = {-1, 0, 1, 3};
dlsch_pdu->accumulated_delta_PUCCH = tcp[dci->tpc];
dlsch_config_pdu_1_1->dmrsConfigType = dl_dmrs_config->dmrs_Type == NULL ? NFAPI_NR_DMRS_TYPE1 : NFAPI_NR_DMRS_TYPE2;
/* TODO: fix number of DM-RS CDM groups without data according to subclause 5.1.6.2 of 3GPP TS 38.214,
using tables 7.3.1.2.2-1, 7.3.1.2.2-2, 7.3.1.2.2-3, 7.3.1.2.2-4 of 3GPP TS 38.212 */
dlsch_config_pdu_1_1->n_dmrs_cdm_groups = 1;
/* VRB_TO_PRB_MAPPING */
if ((pdsch_Config->resourceAllocation == 1) && (pdsch_Config->vrb_ToPRB_Interleaver != NULL))
dlsch_config_pdu_1_1->vrb_to_prb_mapping = (dci->vrb_to_prb_mapping.val == 0) ? vrb_to_prb_mapping_non_interleaved:vrb_to_prb_mapping_interleaved;
/* PRB_BUNDLING_SIZE_IND */
dlsch_config_pdu_1_1->prb_bundling_size_ind = dci->prb_bundling_size_indicator.val;
/* RATE_MATCHING_IND */
dlsch_config_pdu_1_1->rate_matching_ind = dci->rate_matching_indicator.val;
/* ZP_CSI_RS_TRIGGER */
dlsch_config_pdu_1_1->zp_csi_rs_trigger = dci->zp_csi_rs_trigger.val;
/* MCS (for transport block 1)*/
dlsch_config_pdu_1_1->mcs = dci->mcs;
/* NDI (for transport block 1)*/
dlsch_config_pdu_1_1->ndi = dci->ndi;
/* RV (for transport block 1)*/
dlsch_config_pdu_1_1->rv = dci->rv;
/* MCS (for transport block 2)*/
dlsch_config_pdu_1_1->tb2_mcs = dci->mcs2.val;
/* NDI (for transport block 2)*/
dlsch_config_pdu_1_1->tb2_ndi = dci->ndi2.val;
/* RV (for transport block 2)*/
dlsch_config_pdu_1_1->tb2_rv = dci->rv2.val;
/* HARQ_PROCESS_NUMBER */
dlsch_config_pdu_1_1->harq_process_nbr = dci->harq_pid;
/* TPC_PUCCH */
// according to TS 38.213 Table 7.2.1-1
if (dci->tpc == 0) dlsch_config_pdu_1_1->accumulated_delta_PUCCH = -1;
if (dci->tpc == 1) dlsch_config_pdu_1_1->accumulated_delta_PUCCH = 0;
if (dci->tpc == 2) dlsch_config_pdu_1_1->accumulated_delta_PUCCH = 1;
if (dci->tpc == 3) dlsch_config_pdu_1_1->accumulated_delta_PUCCH = 3;
// Sanity check for pucch_resource_indicator value received to check for false DCI.
valid = 0;
pucch_res_set_cnt = pucch_Config->resourceSetToAddModList->list.count;
for (int id = 0; id < pucch_res_set_cnt; id++) {
if (dci->pucch_resource_indicator < pucch_Config->resourceSetToAddModList->list.array[id]->resourceList.list.count) {
valid = 1;
break;
}
}
if (!valid) {
LOG_W(MAC, "[%d.%d] pucch_resource_indicator value %d is out of bounds. Possibly due to false DCI. Ignoring DCI!\n", frame, slot, dci->pucch_resource_indicator);
return -1;
// Sanity check for pucch_resource_indicator value received to check for false DCI.
bool valid = false;
NR_PUCCH_Config_t *pucch_Config = mac->current_UL_BWP.pucch_Config;
int pucch_res_set_cnt = pucch_Config->resourceSetToAddModList->list.count;
for (int id = 0; id < pucch_res_set_cnt; id++) {
if (dci->pucch_resource_indicator < pucch_Config->resourceSetToAddModList->list.array[id]->resourceList.list.count) {
valid = true;
break;
}
}
if (!valid) {
LOG_W(MAC,
"[%d.%d] pucch_resource_indicator value %d is out of bounds. Possibly due to false DCI. Ignoring DCI!\n",
frame,
slot,
dci->pucch_resource_indicator);
return -1;
}
/* ANTENNA_PORTS */
uint8_t n_codewords = 1; // FIXME!!!
long *max_length = dl_dmrs_config->maxLength;
long *dmrs_type = dl_dmrs_config->dmrs_Type;
/* ANTENNA_PORTS */
uint8_t n_codewords = 1; // FIXME!!!
long *max_length = dl_dmrs_config->maxLength;
long *dmrs_type = dl_dmrs_config->dmrs_Type;
dlsch_config_pdu_1_1->n_front_load_symb = 1; // default value
dlsch_pdu->n_front_load_symb = 1; // default value
const int ant = dci->antenna_ports.val;
if ((dmrs_type == NULL) && (max_length == NULL)){
if (dmrs_type == NULL) {
if (max_length == NULL) {
// Table 7.3.1.2.2-1: Antenna port(s) (1000 + DMRS port), dmrs-Type=1, maxLength=1
dlsch_config_pdu_1_1->n_dmrs_cdm_groups = table_7_3_2_3_3_1[dci->antenna_ports.val][0];
dlsch_config_pdu_1_1->dmrs_ports = (table_7_3_2_3_3_1[dci->antenna_ports.val][1] +
(table_7_3_2_3_3_1[dci->antenna_ports.val][2]<<1) +
(table_7_3_2_3_3_1[dci->antenna_ports.val][3]<<2) +
(table_7_3_2_3_3_1[dci->antenna_ports.val][4]<<3));
}
if ((dmrs_type == NULL) && (max_length != NULL)){
dlsch_pdu->n_dmrs_cdm_groups = table_7_3_2_3_3_1[ant][0];
dlsch_pdu->dmrs_ports = packBits(&table_7_3_2_3_3_1[ant][1], 4);
} else {
// Table 7.3.1.2.2-2: Antenna port(s) (1000 + DMRS port), dmrs-Type=1, maxLength=2
if (n_codewords == 1) {
dlsch_config_pdu_1_1->n_dmrs_cdm_groups = table_7_3_2_3_3_2_oneCodeword[dci->antenna_ports.val][0];
dlsch_config_pdu_1_1->dmrs_ports = (table_7_3_2_3_3_2_oneCodeword[dci->antenna_ports.val][1] +
(table_7_3_2_3_3_2_oneCodeword[dci->antenna_ports.val][2]<<1) +
(table_7_3_2_3_3_2_oneCodeword[dci->antenna_ports.val][3]<<2) +
(table_7_3_2_3_3_2_oneCodeword[dci->antenna_ports.val][4]<<3) +
(table_7_3_2_3_3_2_oneCodeword[dci->antenna_ports.val][5]<<4) +
(table_7_3_2_3_3_2_oneCodeword[dci->antenna_ports.val][6]<<5) +
(table_7_3_2_3_3_2_oneCodeword[dci->antenna_ports.val][7]<<6) +
(table_7_3_2_3_3_2_oneCodeword[dci->antenna_ports.val][8]<<7));
dlsch_config_pdu_1_1->n_front_load_symb = table_7_3_2_3_3_2_oneCodeword[dci->antenna_ports.val][9];
dlsch_pdu->n_dmrs_cdm_groups = table_7_3_2_3_3_2_oneCodeword[ant][0];
dlsch_pdu->dmrs_ports = packBits(&table_7_3_2_3_3_2_oneCodeword[ant][1], 8);
dlsch_pdu->n_front_load_symb = table_7_3_2_3_3_2_oneCodeword[ant][9];
}
if (n_codewords == 2) {
dlsch_config_pdu_1_1->n_dmrs_cdm_groups = table_7_3_2_3_3_2_twoCodeword[dci->antenna_ports.val][0];
dlsch_config_pdu_1_1->dmrs_ports = (table_7_3_2_3_3_2_twoCodeword[dci->antenna_ports.val][1] +
(table_7_3_2_3_3_2_twoCodeword[dci->antenna_ports.val][2]<<1) +
(table_7_3_2_3_3_2_twoCodeword[dci->antenna_ports.val][3]<<2) +
(table_7_3_2_3_3_2_twoCodeword[dci->antenna_ports.val][4]<<3) +
(table_7_3_2_3_3_2_twoCodeword[dci->antenna_ports.val][5]<<4) +
(table_7_3_2_3_3_2_twoCodeword[dci->antenna_ports.val][6]<<5) +
(table_7_3_2_3_3_2_twoCodeword[dci->antenna_ports.val][7]<<6) +
(table_7_3_2_3_3_2_twoCodeword[dci->antenna_ports.val][8]<<7));
dlsch_config_pdu_1_1->n_front_load_symb = table_7_3_2_3_3_2_twoCodeword[dci->antenna_ports.val][9];
dlsch_pdu->n_dmrs_cdm_groups = table_7_3_2_3_3_2_twoCodeword[ant][0];
dlsch_pdu->dmrs_ports = packBits(&table_7_3_2_3_3_2_twoCodeword[ant][1], 8);
dlsch_pdu->n_front_load_symb = table_7_3_2_3_3_2_twoCodeword[ant][9];
}
}
if ((dmrs_type != NULL) && (max_length == NULL)){
} else {
if (max_length == NULL) {
// Table 7.3.1.2.2-3: Antenna port(s) (1000 + DMRS port), dmrs-Type=2, maxLength=1
if (n_codewords == 1) {
dlsch_config_pdu_1_1->n_dmrs_cdm_groups = table_7_3_2_3_3_3_oneCodeword[dci->antenna_ports.val][0];
dlsch_config_pdu_1_1->dmrs_ports = (table_7_3_2_3_3_3_oneCodeword[dci->antenna_ports.val][1] +
(table_7_3_2_3_3_3_oneCodeword[dci->antenna_ports.val][2]<<1) +
(table_7_3_2_3_3_3_oneCodeword[dci->antenna_ports.val][3]<<2) +
(table_7_3_2_3_3_3_oneCodeword[dci->antenna_ports.val][4]<<3) +
(table_7_3_2_3_3_3_oneCodeword[dci->antenna_ports.val][5]<<4) +
(table_7_3_2_3_3_3_oneCodeword[dci->antenna_ports.val][6]<<5));
dlsch_pdu->n_dmrs_cdm_groups = table_7_3_2_3_3_3_oneCodeword[ant][0];
dlsch_pdu->dmrs_ports = packBits(&table_7_3_2_3_3_3_oneCodeword[ant][1], 6);
}
if (n_codewords == 2) {
dlsch_config_pdu_1_1->n_dmrs_cdm_groups = table_7_3_2_3_3_3_twoCodeword[dci->antenna_ports.val][0];
dlsch_config_pdu_1_1->dmrs_ports = (table_7_3_2_3_3_3_twoCodeword[dci->antenna_ports.val][1] +
(table_7_3_2_3_3_3_twoCodeword[dci->antenna_ports.val][2]<<1) +
(table_7_3_2_3_3_3_twoCodeword[dci->antenna_ports.val][3]<<2) +
(table_7_3_2_3_3_3_twoCodeword[dci->antenna_ports.val][4]<<3) +
(table_7_3_2_3_3_3_twoCodeword[dci->antenna_ports.val][5]<<4) +
(table_7_3_2_3_3_3_twoCodeword[dci->antenna_ports.val][6]<<5));
dlsch_pdu->n_dmrs_cdm_groups = table_7_3_2_3_3_3_twoCodeword[ant][0];
dlsch_pdu->dmrs_ports = packBits(&table_7_3_2_3_3_3_twoCodeword[ant][1], 6);
}
}
if ((dmrs_type != NULL) && (max_length != NULL)){
} else {
// Table 7.3.1.2.2-4: Antenna port(s) (1000 + DMRS port), dmrs-Type=2, maxLength=2
if (n_codewords == 1) {
dlsch_config_pdu_1_1->n_dmrs_cdm_groups = table_7_3_2_3_3_4_oneCodeword[dci->antenna_ports.val][0];
dlsch_config_pdu_1_1->dmrs_ports = (table_7_3_2_3_3_4_oneCodeword[dci->antenna_ports.val][1] +
(table_7_3_2_3_3_4_oneCodeword[dci->antenna_ports.val][2]<<1) +
(table_7_3_2_3_3_4_oneCodeword[dci->antenna_ports.val][3]<<2) +
(table_7_3_2_3_3_4_oneCodeword[dci->antenna_ports.val][4]<<3) +
(table_7_3_2_3_3_4_oneCodeword[dci->antenna_ports.val][5]<<4) +
(table_7_3_2_3_3_4_oneCodeword[dci->antenna_ports.val][6]<<5) +
(table_7_3_2_3_3_4_oneCodeword[dci->antenna_ports.val][7]<<6) +
(table_7_3_2_3_3_4_oneCodeword[dci->antenna_ports.val][8]<<7) +
(table_7_3_2_3_3_4_oneCodeword[dci->antenna_ports.val][9]<<8) +
(table_7_3_2_3_3_4_oneCodeword[dci->antenna_ports.val][10]<<9) +
(table_7_3_2_3_3_4_oneCodeword[dci->antenna_ports.val][11]<<10) +
(table_7_3_2_3_3_4_oneCodeword[dci->antenna_ports.val][12]<<11));
dlsch_config_pdu_1_1->n_front_load_symb = table_7_3_2_3_3_4_oneCodeword[dci->antenna_ports.val][13];
dlsch_pdu->n_dmrs_cdm_groups = table_7_3_2_3_3_4_oneCodeword[ant][0];
dlsch_pdu->dmrs_ports = packBits(&table_7_3_2_3_3_4_oneCodeword[ant][1], 12);
dlsch_pdu->n_front_load_symb = table_7_3_2_3_3_4_oneCodeword[ant][13];
}
if (n_codewords == 2) {
dlsch_config_pdu_1_1->n_dmrs_cdm_groups = table_7_3_2_3_3_4_twoCodeword[dci->antenna_ports.val][0];
dlsch_config_pdu_1_1->dmrs_ports = (table_7_3_2_3_3_4_twoCodeword[dci->antenna_ports.val][1] +
(table_7_3_2_3_3_4_twoCodeword[dci->antenna_ports.val][2]<<1) +
(table_7_3_2_3_3_4_twoCodeword[dci->antenna_ports.val][3]<<2) +
(table_7_3_2_3_3_4_twoCodeword[dci->antenna_ports.val][4]<<3) +
(table_7_3_2_3_3_4_twoCodeword[dci->antenna_ports.val][5]<<4) +
(table_7_3_2_3_3_4_twoCodeword[dci->antenna_ports.val][6]<<5) +
(table_7_3_2_3_3_4_twoCodeword[dci->antenna_ports.val][7]<<6) +
(table_7_3_2_3_3_4_twoCodeword[dci->antenna_ports.val][8]<<7) +
(table_7_3_2_3_3_4_twoCodeword[dci->antenna_ports.val][9]<<8) +
(table_7_3_2_3_3_4_twoCodeword[dci->antenna_ports.val][10]<<9) +
(table_7_3_2_3_3_4_twoCodeword[dci->antenna_ports.val][11]<<10) +
(table_7_3_2_3_3_4_twoCodeword[dci->antenna_ports.val][12]<<11));
dlsch_config_pdu_1_1->n_front_load_symb = table_7_3_2_3_3_4_twoCodeword[dci->antenna_ports.val][9];
dlsch_pdu->n_dmrs_cdm_groups = table_7_3_2_3_3_4_twoCodeword[ant][0];
dlsch_pdu->dmrs_ports = packBits(&table_7_3_2_3_3_4_twoCodeword[ant][1], 12);
dlsch_pdu->n_front_load_symb = table_7_3_2_3_3_4_twoCodeword[ant][9];
}
}
}
/* dmrs symbol positions*/
dlsch_config_pdu_1_1->dlDmrsSymbPos = fill_dmrs_mask(pdsch_Config,
NR_DL_DCI_FORMAT_1_1,
mac->dmrs_TypeA_Position,
dlsch_config_pdu_1_1->number_symbols,
dlsch_config_pdu_1_1->start_symbol,
tda_info.mapping_type,
dlsch_config_pdu_1_1->n_front_load_symb);
/* TCI */
if (dl_config->dl_config_list[dl_config->number_pdus].dci_config_pdu.dci_config_rel15.coreset.tci_present_in_dci == 1){
// 0 bit if higher layer parameter tci-PresentInDCI is not enabled
// otherwise 3 bits as defined in Subclause 5.1.5 of [6, TS38.214]
dlsch_config_pdu_1_1->tci_state = dci->transmission_configuration_indication.val;
}
dlsch_pdu->dlDmrsSymbPos = fill_dmrs_mask(pdsch_Config,
NR_DL_DCI_FORMAT_1_1,
mac->dmrs_TypeA_Position,
dlsch_pdu->number_symbols,
dlsch_pdu->start_symbol,
tda_info.mapping_type,
dlsch_pdu->n_front_load_symb);
/* TCI */
if (dl_conf_req->dci_config_pdu.dci_config_rel15.coreset.tci_present_in_dci == 1) {
// 0 bit if higher layer parameter tci-PresentInDCI is not enabled
// otherwise 3 bits as defined in Subclause 5.1.5 of [6, TS38.214]
dlsch_pdu->tci_state = dci->transmission_configuration_indication.val;
}
/* SRS_REQUEST */
AssertFatal(dci->srs_request.nbits == 2, "If SUL is supported in the cell, there is an additional bit in SRS request field\n");
if(dci->srs_request.val > 0 )
nr_ue_aperiodic_srs_scheduling(mac, dci->srs_request.val, frame, slot);
/* CBGTI */
dlsch_config_pdu_1_1->cbgti = dci->cbgti.val;
dlsch_pdu->cbgti = dci->cbgti.val;
/* CBGFI */
dlsch_config_pdu_1_1->codeBlockGroupFlushIndicator = dci->cbgfi.val;
dlsch_pdu->codeBlockGroupFlushIndicator = dci->cbgfi.val;
/* DMRS_SEQ_INI */
//FIXME!!!
......@@ -1066,14 +1097,16 @@ int8_t nr_ue_process_dci(module_id_t module_id, int cc_id, uint8_t gNB_index, fr
uint8_t feedback_ti = pucch_Config->dl_DataToUL_ACK->list.array[dci->pdsch_to_harq_feedback_timing_indicator.val][0];
AssertFatal(feedback_ti > DURATION_RX_TO_TX,
"PDSCH to HARQ feedback time (%d) needs to be higher than DURATION_RX_TO_TX (%d). Min feedback time set in config file (min_rxtxtime).\n",
feedback_ti, DURATION_RX_TO_TX);
"PDSCH to HARQ feedback time (%d) needs to be higher than DURATION_RX_TO_TX (%d). Min feedback time set in config "
"file (min_rxtxtime).\n",
feedback_ti,
DURATION_RX_TO_TX);
// set the harq status at MAC for feedback
set_harq_status(mac,
dci->pucch_resource_indicator,
dci->harq_pid,
dlsch_config_pdu_1_1->accumulated_delta_PUCCH,
dlsch_pdu->accumulated_delta_PUCCH,
feedback_ti,
dci->dai[0].val,
dci_ind->n_CCE,
......@@ -1081,79 +1114,113 @@ int8_t nr_ue_process_dci(module_id_t module_id, int cc_id, uint8_t gNB_index, fr
frame,
slot);
dl_config->dl_config_list[dl_config->number_pdus].pdu_type = FAPI_NR_DL_CONFIG_TYPE_DLSCH;
LOG_D(MAC,"(nr_ue_procedures.c) pdu_type=%d\n\n",dl_config->dl_config_list[dl_config->number_pdus].pdu_type);
dl_config->number_pdus = dl_config->number_pdus + 1;
dl_conf_req->pdu_type = FAPI_NR_DL_CONFIG_TYPE_DLSCH;
LOG_D(MAC, "(nr_ue_procedures.c) pdu_type=%d\n\n", dl_conf_req->pdu_type);
dl_config->number_pdus++; // The DCI configuration is valid, we add it in the list
// send the ack/nack slot number to phy to indicate tx thread to wait for DLSCH decoding
dlsch_config_pdu_1_1->k1_feedback = feedback_ti;
dlsch_pdu->k1_feedback = feedback_ti;
/* TODO same calculation for MCS table as done in UL */
dlsch_config_pdu_1_1->mcs_table = (pdsch_Config->mcs_Table) ? (*pdsch_Config->mcs_Table + 1) : 0;
dlsch_config_pdu_1_1->qamModOrder = nr_get_Qm_dl(dlsch_config_pdu_1_1->mcs, dlsch_config_pdu_1_1->mcs_table);
int R = nr_get_code_rate_dl(dlsch_config_pdu_1_1->mcs, dlsch_config_pdu_1_1->mcs_table);
dlsch_config_pdu_1_1->targetCodeRate = R;
if (dlsch_config_pdu_1_1->qamModOrder == 0) {
dlsch_pdu->mcs_table = (pdsch_Config->mcs_Table) ? (*pdsch_Config->mcs_Table + 1) : 0;
dlsch_pdu->qamModOrder = nr_get_Qm_dl(dlsch_pdu->mcs, dlsch_pdu->mcs_table);
int R = nr_get_code_rate_dl(dlsch_pdu->mcs, dlsch_pdu->mcs_table);
dlsch_pdu->targetCodeRate = R;
if (dlsch_pdu->qamModOrder == 0) {
LOG_W(MAC, "Invalid code rate or Mod order, likely due to unexpected DL DCI.\n");
return -1;
}
uint8_t Nl = 0;
for (int i = 0; i < 12; i++) { // max 12 ports
if ((dlsch_config_pdu_1_1->dmrs_ports>>i)&0x01) Nl += 1;
if ((dlsch_pdu->dmrs_ports >> i) & 0x01)
Nl += 1;
}
int nb_rb_oh = 0; // it was not computed at UE side even before and set to 0 in nr_compute_tbs
int nb_re_dmrs = ((dmrs_type == NULL) ? 6:4)*dlsch_config_pdu_1_1->n_dmrs_cdm_groups;
int nb_re_dmrs = ((dmrs_type == NULL) ? 6 : 4) * dlsch_pdu->n_dmrs_cdm_groups;
if (R > 0)
dlsch_config_pdu_1_1->TBS = nr_compute_tbs(dlsch_config_pdu_1_1->qamModOrder,
R,
dlsch_config_pdu_1_1->number_rbs,
dlsch_config_pdu_1_1->number_symbols,
nb_re_dmrs*get_num_dmrs(dlsch_config_pdu_1_1->dlDmrsSymbPos),
nb_rb_oh, 0, Nl);
dlsch_pdu->TBS = nr_compute_tbs(dlsch_pdu->qamModOrder,
R,
dlsch_pdu->number_rbs,
dlsch_pdu->number_symbols,
nb_re_dmrs * get_num_dmrs(dlsch_pdu->dlDmrsSymbPos),
nb_rb_oh,
0,
Nl);
// TBS_LBRM according to section 5.4.2.1 of 38.212
long *maxMIMO_Layers = current_DL_BWP->pdsch_servingcellconfig->ext1->maxMIMO_Layers;
AssertFatal (maxMIMO_Layers != NULL,"Option with max MIMO layers not configured is not supported\n");
AssertFatal(maxMIMO_Layers != NULL, "Option with max MIMO layers not configured is not supported\n");
int nl_tbslbrm = *maxMIMO_Layers < 4 ? *maxMIMO_Layers : 4;
int bw_tbslbrm = get_dlbw_tbslbrm(current_DL_BWP->initial_BWPSize, mac->cg);
dlsch_config_pdu_1_1->tbslbrm = nr_compute_tbslbrm(dlsch_config_pdu_1_1->mcs_table,
bw_tbslbrm,
nl_tbslbrm);
dlsch_pdu->tbslbrm = nr_compute_tbslbrm(dlsch_pdu->mcs_table, bw_tbslbrm, nl_tbslbrm);
/*PTRS configuration */
dlsch_config_pdu_1_1->pduBitmap = 0;
dlsch_pdu->pduBitmap = 0;
if(pdsch_Config->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->phaseTrackingRS != NULL) {
valid_ptrs_setup = set_dl_ptrs_values(pdsch_Config->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->phaseTrackingRS->choice.setup,
dlsch_config_pdu_1_1->number_rbs, dlsch_config_pdu_1_1->mcs, dlsch_config_pdu_1_1->mcs_table,
&dlsch_config_pdu_1_1->PTRSFreqDensity,&dlsch_config_pdu_1_1->PTRSTimeDensity,
&dlsch_config_pdu_1_1->PTRSPortIndex,&dlsch_config_pdu_1_1->nEpreRatioOfPDSCHToPTRS,
&dlsch_config_pdu_1_1->PTRSReOffset, dlsch_config_pdu_1_1->number_symbols);
bool valid_ptrs_setup =
set_dl_ptrs_values(pdsch_Config->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup->phaseTrackingRS->choice.setup,
dlsch_pdu->number_rbs,
dlsch_pdu->mcs,
dlsch_pdu->mcs_table,
&dlsch_pdu->PTRSFreqDensity,
&dlsch_pdu->PTRSTimeDensity,
&dlsch_pdu->PTRSPortIndex,
&dlsch_pdu->nEpreRatioOfPDSCHToPTRS,
&dlsch_pdu->PTRSReOffset,
dlsch_pdu->number_symbols);
if(valid_ptrs_setup==true) {
dlsch_config_pdu_1_1->pduBitmap |= 0x1;
LOG_D(MAC, "DL PTRS values: PTRS time den: %d, PTRS freq den: %d\n", dlsch_config_pdu_1_1->PTRSTimeDensity, dlsch_config_pdu_1_1->PTRSFreqDensity);
dlsch_pdu->pduBitmap |= 0x1;
LOG_D(MAC, "DL PTRS values: PTRS time den: %d, PTRS freq den: %d\n", dlsch_pdu->PTRSTimeDensity, dlsch_pdu->PTRSFreqDensity);
}
}
// the prepared dci is valid, we add it in the list
dl_config->number_pdus++;
return 0;
}
break;
}
int8_t nr_ue_process_dci(module_id_t module_id,
int cc_id,
frame_t frame,
int slot,
dci_pdu_rel15_t *dci,
fapi_nr_dci_indication_pdu_t *dci_ind)
{
LOG_D(MAC, "Processing received DCI format %s\n", dci_formats[dci_ind->dci_format]);
case NR_DL_DCI_FORMAT_2_0:
break;
switch (dci_ind->dci_format) {
case NR_UL_DCI_FORMAT_0_0:
return nr_ue_process_dci_ul_00(module_id, cc_id, frame, slot, dci, dci_ind);
break;
case NR_DL_DCI_FORMAT_2_1:
break;
case NR_UL_DCI_FORMAT_0_1:
return nr_ue_process_dci_ul_01(module_id, cc_id, frame, slot, dci, dci_ind);
break;
case NR_DL_DCI_FORMAT_2_2:
break;
case NR_DL_DCI_FORMAT_1_0:
return nr_ue_process_dci_dl_10(module_id, cc_id, frame, slot, dci, dci_ind);
break;
case NR_DL_DCI_FORMAT_2_3:
break;
case NR_DL_DCI_FORMAT_1_1:
return nr_ue_process_dci_dl_11(module_id, cc_id, frame, slot, dci, dci_ind);
break;
default:
break;
case NR_DL_DCI_FORMAT_2_0:
break;
case NR_DL_DCI_FORMAT_2_1:
break;
case NR_DL_DCI_FORMAT_2_2:
break;
case NR_DL_DCI_FORMAT_2_3:
break;
default:
break;
}
return ret;
return -1;
}
int8_t nr_ue_process_csirs_measurements(module_id_t module_id,
......@@ -4086,7 +4153,7 @@ int nr_ue_process_rar(nr_downlink_indication_t *dl_info, int pdu_id)
pthread_mutex_unlock(&ul_config->mutex_ul_config);
// Config Msg3 PDU
nr_config_pusch_pdu(mac, &tda_info, pusch_config_pdu, NULL, &rar_grant, rnti, NULL);
nr_config_pusch_pdu(mac, &tda_info, pusch_config_pdu, NULL, &rar_grant, rnti, NR_DCI_NONE);
}
} else {
......
openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c
View file @ 6b56b468
......@@ -422,7 +422,7 @@ int nr_config_pusch_pdu(NR_UE_MAC_INST_t *mac,
dci_pdu_rel15_t *dci,
RAR_grant_t *rar_grant,
uint16_t rnti,
const nr_dci_format_t *dci_format)
const nr_dci_format_t dci_format)
{
int f_alloc;
......@@ -534,23 +534,23 @@ int nr_config_pusch_pdu(NR_UE_MAC_INST_t *mac,
pusch_config_pdu->bwp_size = current_UL_BWP->BWPSize;
/* Transform precoding */
pusch_config_pdu->transform_precoding = get_transformPrecoding(current_UL_BWP, *dci_format, 0);
pusch_config_pdu->transform_precoding = get_transformPrecoding(current_UL_BWP, dci_format, 0);
/*DCI format-related configuration*/
int target_ss;
if (*dci_format == NR_UL_DCI_FORMAT_0_0) {
if (dci_format == NR_UL_DCI_FORMAT_0_0) {
target_ss = NR_SearchSpace__searchSpaceType_PR_common;
if ((pusch_config_pdu->transform_precoding == NR_PUSCH_Config__transformPrecoder_disabled) &&
pusch_config_pdu->nr_of_symbols < 3)
pusch_config_pdu->num_dmrs_cdm_grps_no_data = 1;
else
pusch_config_pdu->num_dmrs_cdm_grps_no_data = 2;
} else if (*dci_format == NR_UL_DCI_FORMAT_0_1) {
} else if (dci_format == NR_UL_DCI_FORMAT_0_1) {
target_ss = NR_SearchSpace__searchSpaceType_PR_ue_Specific;
ul_layers_config(mac, pusch_config_pdu, dci, *dci_format);
ul_ports_config(mac, &dmrslength, pusch_config_pdu, dci, *dci_format);
ul_layers_config(mac, pusch_config_pdu, dci, dci_format);
ul_ports_config(mac, &dmrslength, pusch_config_pdu, dci, dci_format);
} else {
LOG_E(NR_MAC, "In %s: UL grant from DCI format %d is not handled...\n", __FUNCTION__, *dci_format);
LOG_E(NR_MAC, "In %s: UL grant from DCI format %d is not handled...\n", __FUNCTION__, dci_format);
return -1;
}
......@@ -564,7 +564,7 @@ int nr_config_pusch_pdu(NR_UE_MAC_INST_t *mac,
pusch_config_pdu->scid = 0;
pusch_config_pdu->ul_dmrs_scrambling_id = mac->physCellId;
if(*dci_format == NR_UL_DCI_FORMAT_0_1)
if (dci_format == NR_UL_DCI_FORMAT_0_1)
pusch_config_pdu->scid = dci->dmrs_sequence_initialization.val;
/* TRANSFORM PRECODING ------------------------------------------------------------------------------------------*/
......@@ -620,9 +620,15 @@ int nr_config_pusch_pdu(NR_UE_MAC_INST_t *mac,
/* MCS TABLE */
if (pusch_config_pdu->transform_precoding == NR_PUSCH_Config__transformPrecoder_disabled) {
pusch_config_pdu->mcs_table = get_pusch_mcs_table(pusch_Config ? pusch_Config->mcs_Table : NULL, 0, *dci_format, rnti_type, target_ss, false);
pusch_config_pdu->mcs_table =
get_pusch_mcs_table(pusch_Config ? pusch_Config->mcs_Table : NULL, 0, dci_format, rnti_type, target_ss, false);
} else {
pusch_config_pdu->mcs_table = get_pusch_mcs_table(pusch_Config ? pusch_Config->mcs_TableTransformPrecoder : NULL, 1, *dci_format, rnti_type, target_ss, false);
pusch_config_pdu->mcs_table = get_pusch_mcs_table(pusch_Config ? pusch_Config->mcs_TableTransformPrecoder : NULL,
1,
dci_format,
rnti_type,
target_ss,
false);
}
/* NDI */
......
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