Commit 416ec595 authored by francescomani's avatar francescomani

ssb start subcarrier in ssb indication for reception of sib1

parent d156a790
......@@ -14,7 +14,7 @@
/// RX_IND
#define FAPI_NR_RX_PDU_TYPE_MIB 0x01
#define FAPI_NR_RX_PDU_TYPE_SSB 0x01
#define FAPI_NR_RX_PDU_TYPE_SIB 0x02
#define FAPI_NR_RX_PDU_TYPE_DLSCH 0x03
#define FAPI_NR_DCI_IND 0x04
......
......@@ -111,8 +111,8 @@ typedef struct {
uint8_t ssb_index;
uint8_t ssb_length;
uint16_t cell_id;
} fapi_nr_mib_pdu_t;
uint16_t ssb_start_subcarrier;
} fapi_nr_ssb_pdu_t;
typedef struct {
uint32_t pdu_length;
......@@ -124,7 +124,7 @@ typedef struct {
uint8_t pdu_type;
union {
fapi_nr_pdsch_pdu_t pdsch_pdu;
fapi_nr_mib_pdu_t mib_pdu;
fapi_nr_ssb_pdu_t ssb_pdu;
fapi_nr_sib_pdu_t sib_pdu;
};
} fapi_nr_rx_indication_body_t;
......
......@@ -613,7 +613,7 @@ int nr_rx_pbch( PHY_VARS_NR_UE *ue,
uint16_t number_pdus = 1;
nr_fill_dl_indication(&dl_indication, NULL, &rx_ind, proc, ue, gNB_id);
nr_fill_rx_indication(&rx_ind, FAPI_NR_RX_PDU_TYPE_MIB, gNB_id, ue, NULL, number_pdus);
nr_fill_rx_indication(&rx_ind, FAPI_NR_RX_PDU_TYPE_SSB, gNB_id, ue, NULL, number_pdus);
if (ue->if_inst && ue->if_inst->dl_indication)
ue->if_inst->dl_indication(&dl_indication, NULL);
......
......@@ -139,12 +139,13 @@ void nr_fill_rx_indication(fapi_nr_rx_indication_t *rx_ind,
rx_ind->rx_indication_body[n_pdus - 1].pdsch_pdu.pdu = dlsch0->harq_processes[harq_pid]->b;
rx_ind->rx_indication_body[n_pdus - 1].pdsch_pdu.pdu_length = dlsch0->harq_processes[harq_pid]->TBS / 8;
break;
case FAPI_NR_RX_PDU_TYPE_MIB:
rx_ind->rx_indication_body[n_pdus - 1].mib_pdu.pdu = ue->pbch_vars[gNB_id]->decoded_output;
rx_ind->rx_indication_body[n_pdus - 1].mib_pdu.additional_bits = ue->pbch_vars[gNB_id]->xtra_byte;
rx_ind->rx_indication_body[n_pdus - 1].mib_pdu.ssb_index = frame_parms->ssb_index;
rx_ind->rx_indication_body[n_pdus - 1].mib_pdu.ssb_length = frame_parms->Lmax;
rx_ind->rx_indication_body[n_pdus - 1].mib_pdu.cell_id = frame_parms->Nid_cell;
case FAPI_NR_RX_PDU_TYPE_SSB:
rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.pdu = ue->pbch_vars[gNB_id]->decoded_output;
rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.additional_bits = ue->pbch_vars[gNB_id]->xtra_byte;
rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.ssb_index = frame_parms->ssb_index;
rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.ssb_length = frame_parms->Lmax;
rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.cell_id = frame_parms->Nid_cell;
rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.ssb_start_subcarrier = frame_parms->ssb_start_subcarrier;
break;
default:
break;
......
......@@ -53,7 +53,8 @@ int8_t nr_ue_decode_mib(
uint8_t extra_bits,
uint32_t ssb_length,
uint32_t ssb_index,
void *pduP,
void *pduP,
uint16_t ssb_start_subcarrier,
uint16_t cell_id );
/**\brief decode SIB1 and other SIs pdus in NR_UE, from if_module dl_ind
......
......@@ -101,6 +101,7 @@ int8_t nr_ue_decode_mib(module_id_t module_id,
uint32_t ssb_length,
uint32_t ssb_index,
void *pduP,
uint16_t ssb_start_subcarrier,
uint16_t cell_id)
{
LOG_D(MAC,"[L2][MAC] decode mib\n");
......@@ -152,13 +153,8 @@ int8_t nr_ue_decode_mib(module_id_t module_id,
// TODO these values shouldn't be taken from SCC in SA
uint8_t scs_ssb = get_softmodem_params()->numerology;
uint32_t band = get_softmodem_params()->band;
int scs_scaling = 1<<scs_ssb;
if (downlink_frequency[0][0] < 3e9)
scs_scaling = scs_scaling*3;
else
scs_scaling = scs_scaling>>2;
uint16_t ssb_start_symbol = get_ssb_start_symbol(band,scs_ssb,ssb_index);
uint16_t ssb_offset_point_a = (ssb_start_subcarrier - ssb_subcarrier_offset)/12;
get_type0_PDCCH_CSS_config_parameters(&mac->type0_PDCCH_CSS_config,
frame,
......@@ -169,7 +165,7 @@ int8_t nr_ue_decode_mib(module_id_t module_id,
scs_ssb,
frequency_range,
ssb_index,
(N_RB_DL-20)>>1);
ssb_offset_point_a);
mac->type0_pdcch_ss_mux_pattern = mac->type0_PDCCH_CSS_config.type0_pdcch_ss_mux_pattern;
......@@ -721,7 +717,7 @@ int8_t nr_ue_process_dci(module_id_t module_id, int cc_id, uint8_t gNB_index, fr
}
/* PDSCH_TO_HARQ_FEEDBACK_TIME_IND (only if CRC scrambled by C-RNTI or CS-RNTI or new-RNTI)*/
if (mac->cg && mac->ULbwp[mac->UL_BWP_Id-1]->bwp_Dedicated->pucch_Config->choice.setup->dl_DataToUL_ACK
if (mac->cg && mac->ULbwp[mac->UL_BWP_Id-1]->bwp_Dedicated->pucch_Config->choice.setup->dl_DataToUL_ACK)
dlsch_config_pdu_1_0->pdsch_to_harq_feedback_time_ind = mac->ULbwp[mac->UL_BWP_Id-1]->bwp_Dedicated->pucch_Config->choice.setup->dl_DataToUL_ACK->list.array[dci->pdsch_to_harq_feedback_timing_indicator.val][0];
else // take direct offset for format 1_0
dlsch_config_pdu_1_0->pdsch_to_harq_feedback_time_ind = dci->pdsch_to_harq_feedback_timing_indicator.val;
......
......@@ -47,7 +47,11 @@ const char *dl_indication_type[] = {"MIB", "SIB", "DLSCH", "DCI", "RAR"};
static nr_ue_if_module_t *nr_ue_if_module_inst[MAX_IF_MODULES];
// L2 Abstraction Layer
int handle_bcch_bch(module_id_t module_id, int cc_id, unsigned int gNB_index, uint8_t *pduP, unsigned int additional_bits, uint32_t ssb_index, uint32_t ssb_length, uint16_t cell_id){
int handle_bcch_bch(module_id_t module_id, int cc_id,
unsigned int gNB_index, uint8_t *pduP,
unsigned int additional_bits,
uint32_t ssb_index, uint32_t ssb_length,
uint16_t ssb_start_subcarrier, uint16_t cell_id){
return nr_ue_decode_mib(module_id,
cc_id,
......@@ -55,7 +59,8 @@ int handle_bcch_bch(module_id_t module_id, int cc_id, unsigned int gNB_index, ui
additional_bits,
ssb_length, // Lssb = 64 is not support
ssb_index,
pduP,
pduP,
ssb_start_subcarrier,
cell_id);
}
......@@ -158,14 +163,15 @@ int nr_ue_dl_indication(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_
switch(dl_info->rx_ind->rx_indication_body[i].pdu_type){
case FAPI_NR_RX_PDU_TYPE_MIB:
case FAPI_NR_RX_PDU_TYPE_SSB:
ret_mask |= (handle_bcch_bch(dl_info->module_id, dl_info->cc_id, dl_info->gNB_index,
(dl_info->rx_ind->rx_indication_body+i)->mib_pdu.pdu,
(dl_info->rx_ind->rx_indication_body+i)->mib_pdu.additional_bits,
(dl_info->rx_ind->rx_indication_body+i)->mib_pdu.ssb_index,
(dl_info->rx_ind->rx_indication_body+i)->mib_pdu.ssb_length,
(dl_info->rx_ind->rx_indication_body+i)->mib_pdu.cell_id)) << FAPI_NR_RX_PDU_TYPE_MIB;
(dl_info->rx_ind->rx_indication_body+i)->ssb_pdu.pdu,
(dl_info->rx_ind->rx_indication_body+i)->ssb_pdu.additional_bits,
(dl_info->rx_ind->rx_indication_body+i)->ssb_pdu.ssb_index,
(dl_info->rx_ind->rx_indication_body+i)->ssb_pdu.ssb_length,
(dl_info->rx_ind->rx_indication_body+i)->ssb_pdu.ssb_start_subcarrier,
(dl_info->rx_ind->rx_indication_body+i)->ssb_pdu.cell_id)) << FAPI_NR_RX_PDU_TYPE_SSB;
break;
......
......@@ -221,7 +221,15 @@ int nr_ue_dcireq(nr_dcireq_t *dcireq);
\param ssb_index SSB index within 0 - (L_ssb-1) corresponding to 38.331 ch.13 parameter i
\param ssb_length corresponding to L1 parameter L_ssb
\param cell_id cell id */
int handle_bcch_bch(module_id_t module_id, int cc_id, unsigned int gNB_index, uint8_t *pduP, unsigned int additional_bits, uint32_t ssb_index, uint32_t ssb_length, uint16_t cell_id);
int handle_bcch_bch(module_id_t module_id,
int cc_id,
unsigned int gNB_index,
uint8_t *pduP,
unsigned int additional_bits,
uint32_t ssb_index,
uint32_t ssb_length,
uint16_t ssb_start_subcarrier,
uint16_t cell_id);
// TODO check
/**\brief handle BCCH-DL-SCH message from dl_indication
......
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