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Commit 4e485019 authored by Guy De Souza's avatar Guy De Souza
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temp commit/ not compiling

parent 291a9483
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Showing with 389 additions and 63 deletions
cmake_targets/CMakeLists.txt
View file @ 4e485019
......@@ -1293,8 +1293,8 @@ set(PHY_SRC_UE
${OPENAIR1_DIR}/PHY/NR_TRANSPORT/nr_dci.c
${OPENAIR1_DIR}/PHY/NR_TRANSPORT/nr_dci_tools.c
${OPENAIR1_DIR}/PHY/NR_TRANSPORT/nr_dlsch.c
#${OPENAIR1_DIR}/PHY/NR_TRANSPORT/nr_dlsch_tools.c
#${OPENAIR1_DIR}/PHY/NR_TRANSPORT/nr_tbs_tools.c
${OPENAIR1_DIR}/PHY/NR_TRANSPORT/nr_dlsch_tools.c
${OPENAIR1_DIR}/PHY/NR_TRANSPORT/nr_tbs_tools.c
${OPENAIR1_DIR}/PHY/NR_REFSIG/nr_gold.c
${OPENAIR1_DIR}/PHY/TOOLS/file_output.c
${OPENAIR1_DIR}/PHY/TOOLS/cadd_vv.c
......
nfapi/open-nFAPI/nfapi/public_inc/nfapi_nr_interface.h
View file @ 4e485019
......@@ -158,11 +158,17 @@ typedef struct {
typedef struct {
nfapi_uint16_tlv_t data_scrambling_id;
nfapi_uint16_tlv_t dmrs_typeA_position;
nfapi_uint16_tlv_t dmrs_additional_position;
nfapi_uint16_tlv_t dmrs_type;
nfapi_uint16_tlv_t dmrs_max_length;
nfapi_uint16_tlv_t mapping_type;
nfapi_uint16_tlv_t resource_allocation;
nfapi_uint16_tlv_t time_allocation_list;
nfapi_uint16_tlv_t mcs_table;
nfapi_uint16_tlv_t aggregation_factor;
nfapi_uint16_tlv_t prb_bundling_type;
nfapi_uint16_tlv_t rbg_size;
nfapi_uint16_tlv_t resource_allocation_config;
nfapi_uint16_tlv_t vrb_to_prb_interleaver;
nfapi_uint16_tlv_t code_block_groug_transmission;
nfapi_uint16_tlv_t x_overhead;
......@@ -238,7 +244,7 @@ typedef struct {
nfapi_nr_subframe_config_t subframe_config;
nfapi_nr_rf_config_t rf_config;
nfapi_nr_sch_config_t sch_config;
nfapi_nr_pdsch_config_t dlsch_config;
nfapi_nr_pdsch_config_t pdsch_config;
nfapi_nr_rach_config_t rach_config;
nfapi_nr_pusch_config_t pusch_config;
nfapi_nr_pucch_config_t pucch_config;
......@@ -343,6 +349,16 @@ typedef enum {
NFAPI_NR_PRB_BUNDLING_TYPE_DYNAMIC
} nfapi_nr_prb_bundling_type_e;
typedef enum {
NFAPI_NR_MCS_TABLE_QAM64_LOW_SE=0,
NFAPI_NR_MCS_TABLE_QAM256
} nfapi_nr_pdsch_mcs_table_e;
typedef enum {
NFAPI_NR_DMRS_TYPE1=0,
NFAPI_NR_DMRS_TYPE2
} nfapi_nr_dmrs_type_e;
// P7 Sub Structures
typedef struct {
......@@ -485,13 +501,28 @@ typedef struct {
uint16_t length;
uint8_t pdu_index;
uint16_t rnti;
uint8_t resource_allocation_type;
uint8_t time_allocation_type;
uint8_t freq_allocation_type;
uint8_t start_prb;
uint8_t n_prb;
uint8_t S;
uint8_t L;
uint8_t Imcs;
uint8_t n_codewords;
uint8_t n_layers;
/*uint8_t R;
uint8_t Qm;
uint16_t TBS;
uint8_t nb_layers;*/
uint8_t time_alloc_list_flag;
uint8_t time_alloc_list;
uint8_t rbg_list;
uint8_t virtual_resource_block_assignment_flag;
uint32_t resource_block_coding;
uint8_t modulation;
uint8_t redundancy_version;
uint8_t transport_blocks;
uint8_t transport_block_to_codeword_swap_flag;
//uint8_t transport_block_to_codeword_swap_flag;
uint8_t transmission_scheme;
uint8_t number_of_layers;
uint8_t number_of_subbands;
......@@ -500,7 +531,6 @@ typedef struct {
uint8_t pa;
uint8_t delta_power_offset_index;
uint8_t ngap;
uint8_t nprb;
uint8_t transmission_mode;
uint8_t num_bf_prb_per_subband;
uint8_t num_bf_vector;
......
openair1/PHY/NR_TRANSPORT/nr_dlsch.c
View file @ 4e485019
......@@ -33,6 +33,8 @@
#include "nr_dlsch.h"
#include "nr_dci.h"
#define DEBUG_DLSCH
void nr_pdsch_codeword_scrambling(uint32_t *in,
uint8_t size,
uint8_t q,
......@@ -56,6 +58,31 @@ void nr_pdsch_codeword_scrambling(uint32_t *in,
}
void nr_modulation(uint32_t *in,
uint16_t length,
nr_mod_t modulation_type,
int16_t *out) {
uint16_t offset;
uint16_t order;
order = mod_order[modulation_type];
offset = mod_offset[modulation_type];
for (int i=0; i<length/order; i++) {
uint8_t idx = 0, b_idx;
for (int j=0; j<order; j++) {
b_idx = (i*order+j)&0x1f;
if (i && (!b_idx))
in++;
idx ^= (((*in)>>b_idx)&1)<<(order-j-1);
}
out[i<<1] = nr_mod_table[(offset+idx)<<1];
out[(i<<1)+1] = nr_mod_table[((offset+idx)<<1)+1];
}
}
void nr_pdsch_codeword_modulation(uint32_t *in,
uint8_t Qm,
uint32_t length,
......@@ -72,7 +99,7 @@ void nr_pdsch_codeword_modulation(uint32_t *in,
b_idx = (i*Qm+j)&0x1f;
if (i && (!b_idx))
in++;
idx ^= (((*in)>>b_idx)&1)<<(Qm-j);
idx ^= (((*in)>>b_idx)&1)<<(Qm-j-1);
}
out[i<<1] = nr_mod_table[(offset+idx)<<1];
......@@ -153,22 +180,29 @@ void nr_pdsch_layer_mapping(uint16_t **mod_symbs,
uint8_t nr_generate_pdsch(NR_gNB_DLSCH_t dlsch,
NR_gNB_DCI_ALLOC_t dci_alloc,
uint32_t *pdsch_dmrs,
int32_t** txdataF,
int16_t amp,
NR_DL_FRAME_PARMS frame_parms,
nfapi_nr_config_request_t config) {
NR_DL_gNB_HARQ_t *harq = dlsch.harq_processes[0];
NR_DL_gNB_HARQ_t *harq = dlsch.harq_processes[dci_alloc.harq_pid];
nfapi_nr_dl_config_dlsch_pdu_rel15_t *rel15 = &harq->dlsch_pdu.dlsch_pdu_rel15;
nfapi_nr_dl_config_pdcch_parameters_rel15_t pdcch_params = dci_alloc.pdcch_params;
uint32_t scrambled_output[NR_MAX_NB_CODEWORDS][NR_MAX_PDSCH_ENCODED_LENGTH]={0};
uint16_t mod_symbs[NR_MAX_NB_CODEWORDS][NR_MAX_PDSCH_ENCODED_LENGTH>>1] = {0};
uint16_t tx_layers[NR_MAX_NB_LAYERS][NR_MAX_PDSCH_ENCODED_LENGTH>>1];
uint16_t n_symbs[NR_MAX_NB_CODEWORDS] = {0};
int8_t Wf[2], Wt[2], l0[2], delta;
/// CRC, coding, interleaving and rate matching
/// scrambling
uint16_t n_RNTI = (pdcch_params.search_space_type == NFAPI_NR_SEARCH_SPACE_TYPE_UE_SPECIFIC)? ((pdcch_params.scrambling_id)?pdcch_params.rnti:0) : 0;
uint16_t Nid = (pdcch_params.search_space_type == NFAPI_NR_SEARCH_SPACE_TYPE_UE_SPECIFIC)? pdcch_params.scrambling_id : config.sch_config.physical_cell_id.value;
for (int q=0; q<harq->n_codewords; q++)
uint16_t n_RNTI = (pdcch_params.search_space_type == NFAPI_NR_SEARCH_SPACE_TYPE_UE_SPECIFIC)? \
((pdcch_params.scrambling_id)?pdcch_params.rnti:0) : 0;
uint16_t Nid = (pdcch_params.search_space_type == NFAPI_NR_SEARCH_SPACE_TYPE_UE_SPECIFIC)? \
pdcch_params.scrambling_id : config.sch_config.physical_cell_id.value;
for (int q=0; q<rel15->nb_codewords; q++)
nr_pdsch_codeword_scrambling(harq->f,
harq->TBS,
q,
......@@ -177,7 +211,7 @@ uint8_t nr_generate_pdsch(NR_gNB_DLSCH_t dlsch,
scrambled_output[q]);
/// Modulation
for (int q=0; q<harq->n_codewords; q++)
for (int q=0; q<rel15->nb_codewords; q++)
nr_pdsch_codeword_modulation(scrambled_output[q],
harq->Qm,
harq->TBS,
......@@ -185,15 +219,61 @@ uint8_t nr_generate_pdsch(NR_gNB_DLSCH_t dlsch,
/// Layer mapping
nr_pdsch_layer_mapping(mod_symbs,
harq->n_codewords,
harq->Nl,
rel15->nb_codewords,
rel15->nb_layers,
n_symbs,
tx_layers);
/// Antenna port mapping -- Not yet necessary
/// Antenna port mapping
//to be moved to init phase potentially, for now tx_layers 1-8 are mapped on antenna ports 1000-1007
/// DMRS QPSK modulation
uint16_t n_dmrs = rel15->n_prb<<1;
uint16_t mod_dmrs[n_dmrs<<1] = {0};
uint8_t dmrs_type = config.pdsch_config.dmrs_type.value;
nr_modulation(pdsch_dmrs, n_dmrs, QPSK, mod_dmrs);
/// Resource mapping
AssertFatal(harq->Nl<=config.rf_config.tx_antenna_ports.value, "Not enough Tx antennas (%d) for %d layers\n",\
config.rf_config.tx_antenna_ports.value, harq->Nl);
// Non interleaved VRB to PRB mapping
uint8_t start_sc = frame_parms.first_carrier_offset + rel15->start_prb*NR_NB_SC_PER_RB +\
((pdcch_params.search_space_type == NFAPI_NR_SEARCH_SPACE_TYPE_COMMON) && (pdcch_params.dci_format == NFAPI_NR_DL_DCI_FORMAT_1_0))?\
(((int)floor(frame_parms.ssb_start_subcarrier/NR_NB_SC_PER_RB) + pdcch_params.rb_offset)*NR_NB_SC_PER_RB) : 0;
for (int ap=0; ap<rel15->nb_layers; ap++) {
// DMRS params for this ap
Wt = get_Wt(ap, dmrs_type);
Wf = get_Wf(ap, dmrs_type);
l0 = get_l0(0, config.pdsch_config.dmrs_typeA_position.value);
delta = get_delta(ap, dmrs_type);
uint8_t k_prime=0, n=0, dmrs_idx=0;
uint16_t m = 0;
for (int l=rel15->S; l<rel15->L; l++)
for (int k=start_sc; k<rel15->n_prb*NR_NB_SC_PER_RB; k++) {
if (k >= frame_parms.ofdm_symbol_size)
k -= frame_parms.ofdm_symbol_size;
if ((l==l0) && (k == ((dmrs_type)? (6*n+k_prime+delta):((n<<2)+(k_prime<<1)+delta)))) {
((int16_t*)txdataF[ap])[(l*frame_parms.ofdm_symbol_size + k)<<1] = (Wt*Wf*amp*mod_dmrs[dmrs_idx<<1]) >> 15;
((int16_t*)txdataF[ap])[((l*frame_parms.ofdm_symbol_size + k)<<1) + 1] = (Wt*Wf*amp*mod_dmrs[(dmrs_idx<<1) + 1]) >> 15;
mod_dmrs++;
n++;
k_prime = (++k_prime)&1;
}
((int16_t*)txdataF[ap])[(l*frame_parms.ofdm_symbol_size + k)<<1] = (amp * tx_layers[ap][m<<1]) >> 15;
((int16_t*)txdataF[ap])[((l*frame_parms.ofdm_symbol_size + k)<<1) + 1] = (amp * tx_layers[ap][(m<<1) + 1]) >> 15;
m++;
}
}
#ifdef DEBUG_DLSCH
write_output("txdataF_dlsch.m", "txdataF_dlsch", txdataF[0], frame_parms.samples_per_frame_wCP>>1, 1, 1);
#endif
return 0;
}
openair1/PHY/NR_TRANSPORT/nr_dlsch.h
View file @ 4e485019
......@@ -35,11 +35,15 @@
extern short nr_mod_table[NR_MOD_TABLE_SIZE_SHORT];
void nr_get_time_domain_allocation_type(nfapi_nr_config_request_t config,
NR_gNB_DCI_ALLOC_t dci_alloc,
NR_gNB_DLSCH_t* dlsch);
nfapi_nr_dl_config_dci_dl_pdu dci_pdu,
nfapi_nr_dl_config_dlsch_pdu *dlsch_pdu);
void nr_check_time_alloc(uint8_t S, uint8_t L, nfapi_nr_config_request_t config);
uint16_t get_RIV(uint16_t rb_start, uint16_t L, uint16_t N_RB);
uint16_t get_SLIV(uint8_t S, uint8_t L);
uint8_t nr_get_S(uint8_t row_idx, uint8_t CP, uint8_t time_alloc_type, uint8_t dmrs_typeA_position);
void nr_get_rbg_parms(NR_BWP_PARMS* bwp, uint8_t config_type);
......@@ -52,6 +56,10 @@ uint8_t nr_get_Qm(uint8_t Imcs, uint8_t table_idx);
uint32_t nr_get_code_rate(uint8_t Imcs, uint8_t table_idx);
void nr_get_tbs(nfapi_nr_dl_config_dlsch_pdu *dlsch_pdu,
nfapi_nr_dl_config_dci_dl_pdu dci_pdu,
nfapi_nr_config_request_t config);
void nr_pdsch_codeword_scrambling(uint32_t *in,
uint8_t size,
uint8_t q,
......
openair1/PHY/NR_TRANSPORT/nr_dlsch_tools.c
View file @ 4e485019
......@@ -45,23 +45,26 @@ uint8_t nr_pdsch_default_time_alloc_C_L[15] = {2,2,2,2,2,4,4,4,4,4,7,12,11,6,6};
/// Time domain allocation routines
void nr_get_time_domain_allocation_type(nfapi_nr_config_request_t config,
NR_gNB_DCI_ALLOC_t dci_alloc,
NR_gNB_DLSCH_t* dlsch) {
nfapi_nr_dl_config_dci_dl_pdu dci_pdu,
nfapi_nr_dl_config_dlsch_pdu *dlsch_pdu) {
nfapi_nr_ssb_and_cset_mux_pattern_type_e mux_pattern = dci_alloc.pdcch_params.mux_pattern;
nfapi_nr_dl_config_pdcch_parameters_rel15_t params_rel15 = dci_pdu.pdcch_params_rel15;
uint8_t *alloc_type = &dlsch_pdu->dlsch_pdu_rel15.time_allocation_type;
uint8_t mux_pattern = params_rel15.mux_pattern;
uint8_t alloc_list_flag = dlsch_pdu->dlsch_pdu_rel15.time_alloc_list_flag;
switch(dci_alloc.pdcch_params.rnti_type) {
switch(params_rel15.rnti_type) {
case NFAPI_NR_RNTI_SI:
AssertFatal(dci_alloc.pdcch_params.common_search_space_type == NFAPI_NR_COMMON_SEARCH_SPACE_TYPE_0,
AssertFatal(params_rel15.common_search_space_type == NFAPI_NR_COMMON_SEARCH_SPACE_TYPE_0,
"Invalid common search space type %d for SI RNTI, expected %d\n",
dci_alloc.pdcch_params.common_search_space_type, NFAPI_NR_COMMON_SEARCH_SPACE_TYPE_0);
params_rel15.common_search_space_type, NFAPI_NR_COMMON_SEARCH_SPACE_TYPE_0);
if (mux_pattern == NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE1)
AssertFatal(config.subframe_config.dl_cyclic_prefix_type.value == NFAPI_CP_NORMAL,
"Invalid configuration CP extended for SI RNTI type 0 search space\n");
dlsch->time_alloc_type = (mux_pattern == NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE1)?NFAPI_NR_PDSCH_TIME_DOMAIN_ALLOC_TYPE_DEFAULT_A :
*alloc_type = (mux_pattern == NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE1)?NFAPI_NR_PDSCH_TIME_DOMAIN_ALLOC_TYPE_DEFAULT_A :
(mux_pattern == NFAPI_NR_SSB_AND_CSET_MUX_PATTERN_TYPE2)?NFAPI_NR_PDSCH_TIME_DOMAIN_ALLOC_TYPE_DEFAULT_B :
NFAPI_NR_PDSCH_TIME_DOMAIN_ALLOC_TYPE_DEFAULT_C;
break;
......@@ -71,7 +74,7 @@ void nr_get_time_domain_allocation_type(nfapi_nr_config_request_t config,
/*AssertFatal(dci_alloc.pdcch_params.common_search_space_type == NFAPI_NR_COMMON_SEARCH_SPACE_TYPE_1,
"Invalid common search space type %d for RNTI %d, expected %d\n",dci_alloc.pdcch_params.common_search_space_type,
NFAPI_NR_COMMON_SEARCH_SPACE_TYPE_1, dci_alloc.rnti_type);*/
dlsch->time_alloc_type = (dlsch->time_alloc_list_flag) ? NFAPI_NR_PDSCH_TIME_DOMAIN_ALLOC_TYPE_ALLOC_LIST : NFAPI_NR_PDSCH_TIME_DOMAIN_ALLOC_TYPE_DEFAULT_A;
*alloc_type = (alloc_list_flag) ? NFAPI_NR_PDSCH_TIME_DOMAIN_ALLOC_TYPE_ALLOC_LIST : NFAPI_NR_PDSCH_TIME_DOMAIN_ALLOC_TYPE_DEFAULT_A;
break;
case NFAPI_NR_RNTI_P:
......@@ -79,17 +82,17 @@ void nr_get_time_domain_allocation_type(nfapi_nr_config_request_t config,
case NFAPI_NR_RNTI_C:
case NFAPI_NR_RNTI_CS:
if (dci_alloc.pdcch_params.search_space_type == NFAPI_NR_SEARCH_SPACE_TYPE_COMMON)
dlsch->time_alloc_type = (dlsch->time_alloc_list_flag)? NFAPI_NR_PDSCH_TIME_DOMAIN_ALLOC_TYPE_ALLOC_LIST : NFAPI_NR_PDSCH_TIME_DOMAIN_ALLOC_TYPE_DEFAULT_A;
if (params_rel15.search_space_type == NFAPI_NR_SEARCH_SPACE_TYPE_COMMON)
*alloc_type = (alloc_list_flag)? NFAPI_NR_PDSCH_TIME_DOMAIN_ALLOC_TYPE_ALLOC_LIST : NFAPI_NR_PDSCH_TIME_DOMAIN_ALLOC_TYPE_DEFAULT_A;
else
dlsch->time_alloc_type = NFAPI_NR_PDSCH_TIME_DOMAIN_ALLOC_TYPE_ALLOC_LIST;
*alloc_type = NFAPI_NR_PDSCH_TIME_DOMAIN_ALLOC_TYPE_ALLOC_LIST;
break;
}
}
static inline uint16_t get_SLIV(uint8_t S, uint8_t L) {
uint16_t get_SLIV(uint8_t S, uint8_t L) {
return ( (uint16_t)(((L-1)<=7)? (14*(L-1)+S) : (14*(15-L)+(13-S))) );
}
......@@ -129,11 +132,11 @@ void nr_check_time_alloc(uint8_t S, uint8_t L, nfapi_nr_config_request_t config)
switch (config.subframe_config.dl_cyclic_prefix_type.value) {
case NFAPI_CP_NORMAL:
if (config.pdsch_config.time_domain_alloc_mapping_type.value == NFAPI_NR_PDSCH_MAPPING_TYPE_A) {
if (config.pdsch_config.mapping_type.value == NFAPI_NR_PDSCH_MAPPING_TYPE_A) {
AssertFatal(S<4, "Invalid value of S(%d) for mapping type A and normal CP\n", S);
if (S==3)
AssertFatal(config.pdsch_config.dmrs_typeA_position.value == 3, "Invalid S %d for dmrs_typeA_position %d\n",
AssertFatal(config.pdsch_config.mapping_type.value == 3, "Invalid S %d for dmrs_typeA_position %d\n",
S, config.pdsch_config.dmrs_typeA_position.value);
AssertFatal((L>2)&&(L<15), "Invalid L %d for mapping type A and normal CP\n", L);
......@@ -150,7 +153,7 @@ void nr_check_time_alloc(uint8_t S, uint8_t L, nfapi_nr_config_request_t config)
break;
case NFAPI_CP_EXTENDED:
if (config.pdsch_config.time_domain_alloc_mapping_type.value == NFAPI_NR_PDSCH_MAPPING_TYPE_A) {
if (config.pdsch_config.mapping_type.value == NFAPI_NR_PDSCH_MAPPING_TYPE_A) {
AssertFatal(S<4, "Invalid value of S(%d) for mapping type A and extended CP\n", S);
if (S==3)
......@@ -205,7 +208,7 @@ void nr_get_rbg_list(uint32_t bitmap, uint8_t n_rbg, uint8_t* rbg_list) {
// DL alloc type 1
static inline uint16_t get_RIV(uint16_t rb_start, uint16_t L, uint16_t N_RB) {
uint16_t get_RIV(uint16_t rb_start, uint16_t L, uint16_t N_RB) {
if ((L-1)<=(N_RB>>1))
return (N_RB*(L-1)+rb_start);
else
......
openair1/PHY/NR_TRANSPORT/nr_sch_dmrs.c 0 → 100644
View file @ 4e485019
/*
* 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 PHY/NR_TRANSPORT/nr_sch_dmrs.c
* \brief
* \author
* \date
* \version
* \company Eurecom
* \email:
* \note
* \warning
*/
#include "nr_sch_dmrs.h"
/*Table 7.4.1.1.2-1 and 7.4.1.1.2-2 38211 Columns: ap - CDM group - Delta - Wf(0) - Wf(1) - Wt(0) - Wt(1)*/
int8_t pdsch_dmrs_1[8][7] = {{0,0,0,1,1,1,1},
{1,0,0,1,-1,1,1},
{2,1,1,1,1,,1,1},
{3,1,1,1,-1,1,1},
{4,0,0,1,1,1,-1},
{5,0,0,1,-1,1,-1},
{6,1,1,1,1,1,-1},
{7,1,1,1,-1,1,-1}};
int8_t pdsch_dmrs_2[12][7] = {{0,0,0,1,1,1,1},
{1,0,0,1,-1,1,1},
{2,1,2,1,1,1,1},
{3,1,2,1,-1,1,1},
{4,2,4,1,1,1,1},
{5,2,4,1,-1,1,1},
{6,0,0,1,1,1,-1},
{7,0,0,1,-1,1,-1},
{8,1,2,1,1,1,-1},
{9,1,2,1,-1,1,-1},
{10,2,4,1,1,1,-1},
{11,2,4,1,-1,1,-1}};
static inline void *get_l_prime(uint8_t n_symbs) {
uint8_t *l_prime;
for (int i=0; i<nsymbs; i++)
*(l_prime+i) = i;
return l_prime;
}
static inline void *get_antenna_ports(uint8_t n_symbs, uint8_t config) {
uint8_t *ap;
if (config == NFAPI_NR_DMRS_TYPE1)
for (int i=0; i<(4+4*(n_symbs-1); i++)
*(ap+i) = i;
else
for (int i=0; i<(7+4*(n_symbs-1); i++)
*(ap+i) = i;
return ap;
}
int8_t *get_Wt(uint8_t ap, uint8_t config) {
int8_t *Wt;
for (int i=0; i<2; i++)
*(Wt+i)=(config==NFAPI_NR_DMRS_TYPE1)?(pdsch_dmrs_1[ap][3+i]):(pdsch_dmrs_2[ap][3+i]);
return Wt;
}
int8_t *get_Wf(uint8_t ap, uint8_t config) {
int8_t *Wf;
for (int i=0; i<2; i++)
*(Wf+i)=(config==NFAPI_NR_DMRS_TYPE1)?(pdsch_dmrs_1[ap][5+i]):(pdsch_dmrs_2[ap][5+i]);
return Wf;
}
uint8_t get_delta(uint8_t ap, uint8_t config) {
return ((config==NFAPI_NR_DMRS_TYPE1)?(pdsch_dmrs_1[ap][2]):(pdsch_dmrs_2[ap][2]));
}
uint8_t *get_l0(uint8_t config, uint8_t dmrs_typeA_position) {
return ((config==NFAPI_NR_DMRS_TYPE1)?dmrs_typeA_position:0);
}
openair1/PHY/NR_TRANSPORT/nr_sch_dmrs.h 0 → 100644
View file @ 4e485019
/*
* 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 PHY/NR_TRANSPORT/nr_sch_dmrs.c
* \brief
* \author
* \date
* \version
* \company Eurecom
* \email:
* \note
* \warning
*/
#include "PHY/defs_gNB.h"
#define NR_PDSCH_DMRS_ANTENNA_PORT0 1000
#define NR_PDSCH_DMRS_NB_ANTENNA_PORTS 12
int8_t *get_Wt(uint8_t ap, uint8_t config);
int8_t *get_Wf(uint8_t ap, uint8_t config);
uint8_t get_delta(uint8_t ap, uint8_t config);
uint8_t *get_l0(uint8_t config, uint8_t dmrs_typeA_position);
openair1/PHY/NR_TRANSPORT/nr_tbs_tools.c
View file @ 4e485019
......@@ -87,13 +87,72 @@ static inline uint8_t is_codeword_disabled(uint8_t format, uint8_t Imcs, uint8_t
return ((format==NFAPI_NR_DL_DCI_FORMAT_1_1)&&(Imcs==26)&&(rv==1));
}
/*uint16_t nr_get_tbs(NR_gNB_DCI_ALLOC_t dci_alloc, nfapi_nr_config_request_t config) {
void nr_get_tbs(NR_gNB_DLSCH_t *dlsch,
nfapi_nr_dl_config_dci_dl_pdu dci_pdu,
nfapi_nr_config_request_t config) {
uint8_t N_PRB_DMRS=2; // tmp hardcoding
uint8_t rnti_type = dci_alloc.pdcch_params.rnti_type;
nfapi_nr_dl_config_dlsch_pdu_rel15_t *dlsch_rel15 = &dlsch->dlsch_pdu.dlsch_pdu_rel15;
nfapi_nr_dl_config_pdcch_parameters_rel15_t params_rel15 = dci_pdu.pdcch_params_rel15;
NR_DL_gNB_HARQ_t *harq = dlsch->harq_processes[dlsch_rel15->harq_pid];
uint8_t rnti_type = params_rel15.rnti_type;
uint8_t dci_format = params_rel15.dci_format;
uint8_t ss_type = params_rel15.search_space_type;
uint8_t N_PRB_oh = ((rnti_type==NFAPI_NR_RNTI_SI)||(rnti_type==NFAPI_NR_RNTI_RA)||(rnti_type==NFAPI_NR_RNTI_P))? 0 : \
(config.pdsch_config.);
(config.pdsch_config.x_overhead.value);
uint8_t mcs_table = config.pdsch_config.mcs_table.value;
uint8_t N_sh_symb = dlsch_rel15->L;
uint8_t Imcs = dlsch_rel15->Imcs;
uint16_t N_prime_RE = NR_NB_SC_PER_RB*N_sh_symb - N_PRB_DMRS - N_PRB_oh;
LOG_I(MAC, "N_prime_RE %d for %d symbols %d DMRS per PRB and %d overhead\n", N_prime_RE, N_sh_symb, N_PRB_DMRS, N_PRB_oh);
}*/
uint16_t N_RE, N_info, N_info_prime;
uint8_t table_idx, R, Qm, n;
float tmp, C; // temporary N_info_prime in float to avoid back and forth casting to int
N_RE = min(156, N_RE)*dlsch_rel15->n_prb;
if ((mcs_table == NFAPI_NR_MCS_TABLE_QAM256) && (dci_format == NFAPI_NR_DL_DCI_FORMAT_1_1) && ((rnti_type==NFAPI_NR_RNTI_C)||(rnti_type==NFAPI_NR_RNTI_CS)))
table_idx = 2;
else if ((mcs_table == NFAPI_NR_MCS_TABLE_QAM64_LOW_SE) && (rnti_type!=NFAPI_NR_RNTI_new) && (rnti_type==NFAPI_NR_RNTI_C) && (ss_type==NFAPI_NR_SEARCH_SPACE_TYPE_UE_SPECIFIC))
table_idx = 3;
else if (rnti_type==NFAPI_NR_RNTI_new)
table_idx = 3;
else if ((mcs_table == NFAPI_NR_MCS_TABLE_QAM256) && (rnti_type==NFAPI_NR_RNTI_CS) && (dci_format == NFAPI_NR_DL_DCI_FORMAT_1_1))
table_idx = 2; // Condition mcs_table not configured in sps_config necessary here but not yet implemented
/*else if((mcs_table == NFAPI_NR_MCS_TABLE_QAM64_LOW_SE) && (rnti_type==NFAPI_NR_RNTI_CS))
* table_idx = 3;
* Note: the commented block refers to the case where the mcs_table is from sps_config*/
else
table_idx = 1;
R = nr_get_code_rate(Imcs, table_idx);
Qm = nr_get_Qm(Imcs, table_idx);
N_info = N_RE*R*Qm*harq->Nl;
if (N_info <= 3824) {
n = max(3, (uint8_t)(floor(log2(N_info)-6)));
N_info_prime = max(24, (N_info>>n)<<n);
for (int i=0; i<93; i++)
if (nr_tbs_table[i] >= N_info_prime) {
harq->TBS = nr_tbs_table[i];
break;
}
}
else {
n = (uint8_t)floor(log2(N_info)-24) - 5;
tmp = max(3840, ((uint16_t)round(((float)N_info-24)/(1<<n)))<<n);
if (R<0.25) {
C = ceil((tmp+24)/3816);
harq->TBS = ((uint16_t)(C*ceil((tmp+24)/(8*C))))<<3;
}
else {
if (tmp>8424) {
C = ceil((tmp+24)/8424);
harq->TBS = ((uint16_t)(C*ceil((tmp+24)/(8*C))))<<3;
}
else
harq->TBS = ((uint16_t)ceil((tmp+24)/8) - 24)<<3;
}
}
}
openair1/PHY/defs_gNB.h
View file @ 4e485019
......@@ -51,6 +51,8 @@ typedef struct {
uint16_t size;
/// Aggregation level
uint8_t L;
/// HARQ PID
uint8_t harq_pid;
/// PDCCH parameters
nfapi_nr_dl_config_pdcch_parameters_rel15_t pdcch_params;
/// CCE list
......@@ -66,8 +68,8 @@ typedef struct {
typedef struct {
/// Status Flag indicating for this DLSCH (idle,active,disabled)
//SCH_status_t status;
/// Nfapi DLSCH PDU
nfapi_nr_dl_config_dlsch_pdu dlsch_pdu;
/// Transport block size
uint32_t TBS;
/// pointer to pdu from MAC interface (this is "a" in 36.212)
......@@ -133,7 +135,6 @@ typedef struct {
/// codeword this transport block is mapped to
uint8_t codeword;
/// Number of codewords
uint8_t n_codewords;
} NR_DL_gNB_HARQ_t;
......@@ -141,18 +142,6 @@ typedef struct {
/// Pointers to 16 HARQ processes for the DLSCH
NR_DL_gNB_HARQ_t *harq_processes[16];
nfapi_nr_pdsch_time_domain_alloc_type_e time_alloc_type;
uint8_t time_alloc_list_flag;
uint8_t rbg_list[NR_MAX_NB_RBG];
/// Time domain allocation
uint8_t S;
uint8_t L;
/// Freq domain allocation
uint16_t rb_start;
uint16_t n_rb;
/// BWP index
uint8_t bwp_idx;
/// TX buffers for UE-spec transmission (antenna ports 5 or 7..14, prior to precoding)
int32_t *txdataF[8];
/// beamforming weights for UE-spec transmission (antenna ports 5 or 7..14), for each codeword, maximum 4 layers?
......
openair1/PHY/defs_nr_common.h
View file @ 4e485019
......@@ -86,6 +86,8 @@
#define NR_MAX_NB_RBG 18
#define NR_MAX_NB_LAYERS 8
#define NR_MAX_NB_CODEWORDS 2
#define NR_MAX_PDSCH_ENCODED_LENGTH 1000 //random
typedef enum {
NR_MU_0=0,
......@@ -116,6 +118,14 @@ typedef enum {
nr_FR2
} nr_frequency_range_e;
typedef enum {
BPSK=0,
QPSK,
QAM16,
QAM64,
QAM256
}nr_mod_t;
typedef struct {
/// Size of first RBG
uint8_t start_size;
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_phytest.c
View file @ 4e485019
......@@ -30,11 +30,13 @@
#include "nr_mac_gNB.h"
#include "SCHED_NR/sched_nr.h"
#include "PHY/NR_TRANSPORT/nr_dlsch.h"
#include "PHY/NR_TRANSPORT/nr_dci.h"
extern RAN_CONTEXT_t RC;
/*Scheduling of DLSCH with associated DCI in common search space
* current version has only a DCI for type 1 PDCCH for RA-RNTI*/
* current version has only a DCI for type 1 PDCCH for C_RNTI*/
void nr_schedule_css_dlsch_phytest(module_id_t module_idP,
frame_t frameP,
sub_frame_t subframeP)
......@@ -63,6 +65,12 @@ void nr_schedule_css_dlsch_phytest(module_id_t module_idP,
nfapi_nr_dl_config_dci_dl_pdu_rel15_t *pdu_rel15 = &dl_config_pdu->dci_dl_pdu.dci_dl_pdu_rel15;
nfapi_nr_dl_config_pdcch_parameters_rel15_t *params_rel15 = &dl_config_pdu->dci_dl_pdu.pdcch_params_rel15;
nfapi_nr_dl_config_dlsch_pdu_rel15_t *dlsch_pdu_rel15 = &dl_config_pdu->dlsch_pdu.dlsch_pdu_rel15;
dlsch_pdu_rel15->start_prb = 0;
dlsch_pdu_rel15->n_prb = 40;
dlsch_pdu_rel15->S = 8;
dlsch_pdu_rel15->L = 6;
nr_configure_css_dci_from_mib(&gNB->pdcch_type0_params,
kHz30, kHz30, nr_FR1, 0, 0,
......@@ -70,8 +78,8 @@ void nr_schedule_css_dlsch_phytest(module_id_t module_idP,
cfg->rf_config.dl_channel_bandwidth.value);
memcpy((void*)params_rel15, (void*)&gNB->pdcch_type0_params, sizeof(nfapi_nr_dl_config_pdcch_parameters_rel15_t));
pdu_rel15->frequency_domain_assignment = get_RIV(0, 40, 106);
pdu_rel15->time_domain_assignment = get_SLIV(8, 14);
pdu_rel15->frequency_domain_assignment = get_RIV(dlsch_pdu_rel15->start_prb, dlsch_pdu_rel15->n_prb, cfg->rf_config.dl_channel_bandwidth.value);
pdu_rel15->time_domain_assignment = get_SLIV(dlsch_pdu_rel15->S, dlsch_pdu_rel15->L);
pdu_rel15->vrb_to_prb_mapping = 1;
pdu_rel15->mcs = 12;
pdu_rel15->tb_scaling = 1;
......@@ -92,10 +100,6 @@ void nr_schedule_css_dlsch_phytest(module_id_t module_idP,
pdu_rel15->tb_scaling = 1;
pdu_rel15->tb_scaling = 1;
pdu_rel15->tb_scaling = 1;
pdu_rel15->tb_scaling = 1;
LOG_I(MAC, "[gNB scheduler phytest] DCI type 1 payload: freq_alloc %d, time_alloc %d, vrb to prb %d, mcs %d tb_scaling %d\n",
pdu_rel15->frequency_domain_assignment,
......
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