Commit d89602c8 authored by hongzhi wang's avatar hongzhi wang

UE adding polar decoder

parent 742700fa
......@@ -40,7 +40,7 @@
int8_t polar_decoder(
double *input,
uint32_t *out,
uint8_t *out,
t_nrPolar_paramsPtr polarParams,
uint8_t listSize,
uint8_t pathMetricAppr)
......@@ -274,7 +274,7 @@ int8_t polar_decoder(
/*
* Return bits.
*/
nr_byte2bit_uint8_32_t(polarParams->nr_polar_A, polarParams->payloadBits, out);
//nr_byte2bit_uint8_32_t(polarParams->nr_polar_A, polarParams->payloadBits, out);
return(0);
}
......
......@@ -112,7 +112,7 @@ void polar_encoder_dci(uint32_t *in,
uint16_t n_RNTI);
int8_t polar_decoder(double *input,
uint32_t *output,
uint8_t *output,
t_nrPolar_paramsPtr polarParams,
uint8_t listSize,
uint8_t pathMetricAppr);
......
......@@ -933,8 +933,9 @@ void nr_lte_ue_transport(PHY_VARS_UE *ue,int abstraction_flag) {
}*/
void phy_init_nr_top(NR_DL_FRAME_PARMS *frame_parms)
void phy_init_nr_top(PHY_VARS_NR_UE *ue)
{
NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
crcTableInit();
......@@ -960,7 +961,11 @@ void phy_init_nr_top(NR_DL_FRAME_PARMS *frame_parms)
generate_ul_reference_signal_sequences(SHRT_MAX);
// Polar encoder init for PBCH
nr_polar_init(&frame_parms->pbch_polar_params, 1);
//nr_polar_init(&frame_parms->pbch_polar_params, 1);
nr_polar_init(&ue->nrPolar_params,
NR_POLAR_PBCH_MESSAGE_TYPE,
NR_POLAR_PBCH_PAYLOAD_BITS,
NR_POLAR_PBCH_AGGREGATION_LEVEL);
//lte_sync_time_init(frame_parms);
......
This diff is collapsed.
......@@ -535,15 +535,17 @@ int nr_rx_pbch( PHY_VARS_NR_UE *ue,
unsigned short idx_demod =0;
int8_t decoderState=0;
uint8_t decoderListSize = 8, pathMetricAppr = 0;
double aPrioriArray[frame_parms->pbch_polar_params.payloadBits]; // assume no a priori knowledge available about the payload.
memset(&pbch_a[0], 0, sizeof(uint8_t) * NR_POLAR_PBCH_PAYLOAD_BITS);
//printf("nr_pbch_ue nid_cell %d\n",frame_parms->Nid_cell);
/*double aPrioriArray[frame_parms->pbch_polar_params.payloadBits]; // assume no a priori knowledge available about the payload.
for (int i=0; i<frame_parms->pbch_polar_params.payloadBits; i++) aPrioriArray[i] = NAN;*/
for (int i=0; i<frame_parms->pbch_polar_params.payloadBits; i++) aPrioriArray[i] = NAN;
int subframe_rx = proc->subframe_rx;
printf("ue->current_thread_id[subframe_rx] %d subframe_rx %d\n",ue->current_thread_id[subframe_rx], subframe_rx);
pbch_e_rx = &nr_ue_pbch_vars->llr[0];
......@@ -651,7 +653,8 @@ int nr_rx_pbch( PHY_VARS_NR_UE *ue,
//#endif
//polar decoding de-rate matching
decoderState = polar_decoder(demod_pbch_e, pbch_a, &frame_parms->pbch_polar_params, decoderListSize, pathMetricAppr);
t_nrPolar_paramsPtr currentPtr = nr_polar_params(&ue->nrPolar_params, NR_POLAR_PBCH_MESSAGE_TYPE, NR_POLAR_PBCH_PAYLOAD_BITS, NR_POLAR_PBCH_AGGREGATION_LEVEL);
decoderState = polar_decoder(demod_pbch_e, pbch_a_b, currentPtr, decoderListSize, pathMetricAppr);
printf("polar decoder state %d\n", decoderState);
if(decoderState == -1)
return(decoderState);
......@@ -715,8 +718,3 @@ int nr_rx_pbch( PHY_VARS_NR_UE *ue,
return 0;
}
......@@ -1085,6 +1085,7 @@ typedef struct {
uint32_t dmrs_pbch_bitmap_nr[DMRS_PBCH_I_SSB][DMRS_PBCH_N_HF][DMRS_BITMAP_SIZE];
#endif
t_nrPolar_paramsPtr nrPolar_params;
/// PBCH DMRS sequence
uint32_t nr_gold_pbch[2][64][NR_PBCH_DMRS_LENGTH_DWORD];
......
......@@ -696,8 +696,8 @@ static void *UE_thread_rxn_txnp4(void *arg) {
UE->ul_indication.slot = 0; // to be fill
UE->ul_indication.frame = 0; // to be fill
// [TODO] mapping right after NR initial sync
//UE->ul_indication.frame = ;
//UE->ul_indication.slot = ;
UE->ul_indication.frame = proc->frame_rx;
UE->ul_indication.slot = proc->nr_tti_rx;
UE->if_inst->ul_indication(&UE->ul_indication);
}
......
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