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Commit 5e9af204 authored by Guy De Souza's avatar Guy De Souza
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more DCI changes

parent 0332a773
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Showing with 104 additions and 115 deletions
openair1/PHY/NR_TRANSPORT/nr_dci.c
View file @ 5e9af204
......@@ -41,11 +41,10 @@ extern short nr_mod_table[NR_MOD_TABLE_SIZE_SHORT];
uint16_t nr_get_dci_size(nfapi_nr_dci_format_e format,
nfapi_nr_rnti_type_e rnti_type,
NR_BWP_PARMS* bwp,
uint16_t N_RB,
nfapi_nr_config_request_t* config)
{
uint16_t size = 0;
uint16_t N_RB = bwp->N_RB;
switch(format) {
/*Only sizes for 0_0 and 1_0 are correct at the moment*/
......@@ -53,7 +52,7 @@ uint16_t nr_get_dci_size(nfapi_nr_dci_format_e format,
/// fixed: Format identifier 1, Hop flag 1, MCS 5, NDI 1, RV 2, HARQ PID 4, PUSCH TPC 2 Time Domain assgnmt 4 --20
size += 20;
size += (uint8_t)ceil( log2( (N_RB*(N_RB+1))>>1 ) ); // Freq domain assignment -- hopping scenario to be updated
size += nr_get_dci_size(NFAPI_NR_DL_DCI_FORMAT_1_0, rnti_type, bwp, config) - size; // Padding to match 1_0 size
size += nr_get_dci_size(NFAPI_NR_DL_DCI_FORMAT_1_0, rnti_type, N_RB, config) - size; // Padding to match 1_0 size
// UL/SUL indicator assumed to be 0
break;
......
openair1/PHY/NR_TRANSPORT/nr_dci.h
View file @ 5e9af204
......@@ -29,7 +29,7 @@ typedef unsigned __int128 uint128_t;
uint16_t nr_get_dci_size(nfapi_nr_dci_format_e format,
nfapi_nr_rnti_type_e rnti_type,
NR_BWP_PARMS* bwp,
uint16_t N_RB,
nfapi_nr_config_request_t* config);
uint8_t nr_generate_dci_top(NR_gNB_PDCCH pdcch_vars,
......
openair1/PHY/NR_TRANSPORT/nr_dci_tools.c
View file @ 5e9af204
......@@ -120,14 +120,14 @@ void nr_fill_dci_and_dlsch(PHY_VARS_gNB *gNB,
nfapi_nr_dl_config_pdcch_parameters_rel15_t *params_rel15 = &pdu->dci_dl_pdu.pdcch_params_rel15;
nfapi_nr_config_request_t *cfg = &gNB->gNB_config;
uint16_t N_RB = fp->initial_bwp_dl.N_RB;
uint16_t N_RB = params_rel15->n_RB_BWP;
uint8_t fsize=0, pos=0, cand_idx=0;
dci_alloc->L = 8;
memcpy((void*)&dci_alloc->pdcch_params, (void*)params_rel15, sizeof(nfapi_nr_dl_config_pdcch_parameters_rel15_t));
dci_alloc->size = nr_get_dci_size(dci_alloc->pdcch_params.dci_format,
dci_alloc->pdcch_params.rnti_type,
&fp->initial_bwp_dl,
N_RB,
cfg);
Assert_Fatal(dci_alloc->size<=64, "DCI sizes above 64 bits not yet supported");
n_shift = (dci_alloc->pdcch_params.config_type == NFAPI_NR_CSET_CONFIG_MIB_SIB1)?
......@@ -156,10 +156,8 @@ void nr_fill_dci_and_dlsch(PHY_VARS_gNB *gNB,
for (int i=0; i<2; i++)
*dci_pdu |= ((pdu_rel15->tb_scaling>>(1-i))&1)<<(63-pos++);
break;
}
break;
case NFAPI_NR_RNTI_C:
case NFAPI_NR_RNTI_C:
// indicating a DL DCI format 1bit
*dci_pdu |= (pdu_rel15->format_indicator&1)<<(63-pos++);
// Freq domain assignment (275rb >> fsize = 16)
......@@ -169,8 +167,6 @@ case NFAPI_NR_RNTI_C:
if ((pdu_rel15->frequency_domain_assignment+1)&1 ==0) //fsize are all 1 38.212 p86
{
printf("***************************\n");
// ra_preamble_index 6 bits
for (int i=0; i<6; i++)
*dci_pdu |= ((pdu_rel15->ra_preamble_index>>(5-i))&1)<<(63-pos++);
......@@ -187,9 +183,9 @@ case NFAPI_NR_RNTI_C:
*dci_pdu |= ((pdu_rel15->prach_mask_index>>(3-i))&1)<<(63-pos++);
} //end if
else
{
else {
// Time domain assignment 4bit
for (int i=0; i<4; i++)
*dci_pdu |= ((pdu_rel15->time_domain_assignment>>(3-i))&1)<<(63-pos++);
......@@ -212,7 +208,6 @@ case NFAPI_NR_RNTI_C:
for (int i=0; i<4; i++)
*dci_pdu |= ((pdu_rel15->harq_pid>>(3-i))&1)<<(63-pos++);
// Downlink assignment index 2bit
for (int i=0; i<2; i++)
*dci_pdu |= ((pdu_rel15->dai>>(1-i))&1)<<(63-pos++);
......@@ -230,7 +225,6 @@ case NFAPI_NR_RNTI_C:
*dci_pdu |= ((pdu_rel15->pdsch_to_harq_feedback_timing_indicator>>(2-i))&1)<<(63-pos++);
} //end else
break;
case NFAPI_NR_RNTI_P:
......@@ -319,10 +313,8 @@ case NFAPI_NR_RNTI_C:
for (int i=0; i<3; i++)
*dci_pdu |= ((pdu_rel15->pdsch_to_harq_feedback_timing_indicator>>(2-i))&1)<<(63-pos++);
///-----------------------------------?????????????????????------------------------
break;
}
break;
case NFAPI_NR_UL_DCI_FORMAT_0_0:
switch(params_rel15->rnti_type)
......@@ -331,7 +323,7 @@ case NFAPI_NR_RNTI_C:
// indicating a DL DCI format 1bit
*dci_pdu |= (pdu_rel15->format_indicator&1)<<(63-pos++);
// Freq domain assignment max 16 bit
fsize = (int)ceil( log2( (N_RB_UL*(N_RB_UL+1))>>1 ) );
fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
for (int i=0; i<fsize; i++)
*dci_pdu |= ((pdu_rel15->frequency_domain_assignment>>(fsize-i-1))&1)<<(63-pos++);
// Time domain assignment 4bit
......@@ -370,7 +362,7 @@ case NFAPI_NR_RNTI_C:
// indicating a DL DCI format 1bit
*dci_pdu |= (pdu_rel15->format_indicator&1)<<(63-pos++);
// Freq domain assignment max 16 bit
fsize = (int)ceil( log2( (N_RB_UL*(N_RB_UL+1))>>1 ) );
fsize = (int)ceil( log2( (N_RB*(N_RB+1))>>1 ) );
for (int i=0; i<fsize; i++)
*dci_pdu |= ((pdu_rel15->frequency_domain_assignment>>(fsize-i-1))&1)<<(63-pos++);
// Time domain assignment 4bit
......@@ -406,10 +398,8 @@ case NFAPI_NR_RNTI_C:
}
break;
}
}
LOG_I(PHY, "DCI PDU: [0]->0x%08x \t [1]->0x%08x \t [2]->0x%08x \t [3]->0x%08x\n",
dci_pdu[0], dci_pdu[1], dci_pdu[2], dci_pdu[3]);
LOG_I(PHY, "DCI PDU: [0]->0x%16x \t [1]->0x%16x \n",dci_pdu[0], dci_pdu[1]);
LOG_I(PHY, "DCI type %d payload (size %d) generated on candidate %d\n", dci_alloc->pdcch_params.dci_format, dci_alloc->size, cand_idx);
}
openair1/PHY/NR_TRANSPORT/nr_pbch.c
View file @ 5e9af204
......@@ -305,7 +305,7 @@ int nr_generate_pbch(NR_gNB_PBCH *pbch,
#endif
/// CRC, coding and rate matching
polar_encoder_fast ((int64_t*)&pbch->pbch_a_prime, (uint32_t*)pbch->pbch_e, 0, polar_params);
polar_encoder_fast ((uint64_t*)&pbch->pbch_a_prime, (uint32_t*)pbch->pbch_e, 0, polar_params);
#ifdef DEBUG_PBCH_ENCODING
printf("Channel coding:\n");
for (int i=0; i<NR_POLAR_PBCH_E_DWORD; i++)
......
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