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OpenXG-RAN
Commit b962cc94 authored by Khodr Saaifan's avatar Khodr Saaifan Committed by Thomas Schlichter
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Add rb extract to support multiple tx layers feature for MIMO mode

parent 4b541b44
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Showing with 152 additions and 209 deletions
openair1/PHY/NR_UE_ESTIMATION/nr_dl_channel_estimation.c
View file @ b962cc94
......@@ -672,7 +672,7 @@ int nr_pdsch_channel_estimation(PHY_VARS_NR_UE *ue,
int **rxdataF=ue->common_vars.common_vars_rx_data_per_thread[proc->thread_id].rxdataF;
if (ue->high_speed_flag == 0)
ch_offset = ue->frame_parms.ofdm_symbol_size ;
ch_offset = ue->frame_parms.ofdm_symbol_size;
else
ch_offset = ue->frame_parms.ofdm_symbol_size*symbol;
......@@ -694,7 +694,7 @@ int nr_pdsch_channel_estimation(PHY_VARS_NR_UE *ue,
if (config_type == pdsch_dmrs_type1){
nushift = (p>>1)&1;
ue->frame_parms.nushift = nushift;
if (p<4) ue->frame_parms.nushift = nushift;
switch (delta) {
case 0://port 0,1
......@@ -734,7 +734,7 @@ int nr_pdsch_channel_estimation(PHY_VARS_NR_UE *ue,
}
} else {//pdsch_dmrs_type2
nushift = delta;
ue->frame_parms.nushift = nushift;
if (p<6) ue->frame_parms.nushift = nushift;
switch (delta) {
case 0://port 0,1
fl = filt8_l2;//left interpolation Filter should be fml
......
openair1/PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h
View file @ b962cc94
......@@ -686,11 +686,8 @@ void dlsch_detection_mrc_TM34(NR_DL_FRAME_PARMS *frame_parms,
int32_t **dl_ch_estimates,
int32_t **rxdataF_ext,
int32_t **dl_ch_estimates_ext,
uint16_t pmi,
uint8_t *pmi_ext,
uint32_t *rb_alloc,
uint8_t symbol,
uint8_t nr_slot_rx,
NR_DL_FRAME_PARMS *frame_parms)
\brief This function extracts the received resource blocks, both channel estimates and data symbols,
for the current allocation and for single antenna eNB transmission.
......@@ -698,11 +695,8 @@ void dlsch_detection_mrc_TM34(NR_DL_FRAME_PARMS *frame_parms,
@param dl_ch_estimates Channel estimates of current slot
@param rxdataF_ext FFT output for RBs in this allocation
@param dl_ch_estimates_ext Channel estimates for RBs in this allocation
@param pmi subband Precoding matrix indicator
@param pmi_ext Extracted PMI for chosen RBs
@param rb_alloc RB allocation vector
@param symbol Symbol to extract
@param nr_slot_rx Slot number
@param high_speed_flag
@param frame_parms Pointer to frame descriptor
*/
......@@ -710,55 +704,52 @@ unsigned short nr_dlsch_extract_rbs_single(int **rxdataF,
int **dl_ch_estimates,
int **rxdataF_ext,
int **dl_ch_estimates_ext,
unsigned short pmi,
unsigned char *pmi_ext,
unsigned char symbol,
uint8_t pilots,
uint8_t config_type,
unsigned short start_rb,
unsigned short nb_pdsch_rb,
unsigned char nr_slot_rx,
unsigned short nb_rb_pdsch,
uint32_t high_speed_flag,
NR_DL_FRAME_PARMS *frame_parms,
uint16_t dlDmrsSymbPos);
/** \fn dlsch_extract_rbs_dual(int32_t **rxdataF,
/** \fn dlsch_extract_rbs_multiple(int32_t **rxdataF,
int32_t **dl_ch_estimates,
int32_t **rxdataF_ext,
int32_t **dl_ch_estimates_ext,
uint16_t pmi,
uint8_t *pmi_ext,
uint32_t *rb_alloc,
uint8_t symbol,
NR_DL_FRAME_PARMS *frame_parms)
unsigned char symbol
uint8_t pilots,
uint8_t config_type,
unsigned short start_rb,
unsigned short nb_rb_pdsch,
uint32_t high_speed_flag,
uint8_t Nl,
NR_DL_FRAME_PARMS *frame_parms,
uint16_t dlDmrsSymbPos)
\brief This function extracts the received resource blocks, both channel estimates and data symbols,
for the current allocation and for dual antenna eNB transmission.
for the current allocation and for multiple layer antenna gNB transmission.
@param rxdataF Raw FFT output of received signal
@param dl_ch_estimates Channel estimates of current slot
@param rxdataF_ext FFT output for RBs in this allocation
@param dl_ch_estimates_ext Channel estimates for RBs in this allocation
@param pmi subband Precoding matrix indicator
@param pmi_ext Extracted PMI for chosen RBs
@param rb_alloc RB allocation vector
@param Nl nb of antenna layers
@param symbol Symbol to extract
@param nr_slot_rx Slot index
@param high_speed_flag
@param frame_parms Pointer to frame descriptor
*/
unsigned short nr_dlsch_extract_rbs_dual(int **rxdataF,
int **dl_ch_estimates,
int **rxdataF_ext,
int **dl_ch_estimates_ext,
unsigned short pmi,
unsigned char *pmi_ext,
unsigned char symbol,
uint8_t pilots,
unsigned short start_rb,
unsigned short nb_rb_pdsch,
unsigned char nr_slot_rx,
uint32_t high_speed_flag,
NR_DL_FRAME_PARMS *frame_parms,
MIMO_mode_t mimo_mode);
unsigned short nr_dlsch_extract_rbs_multiple(int **rxdataF,
int **dl_ch_estimates,
int **rxdataF_ext,
int **dl_ch_estimates_ext,
unsigned char symbol,
uint8_t pilots,
uint8_t config_type,
unsigned short start_rb,
unsigned short nb_rb_pdsch,
uint32_t high_speed_flag,
uint8_t Nl,
NR_DL_FRAME_PARMS *frame_parms,
uint16_t dlDmrsSymbPos);
/** \fn dlsch_extract_rbs_TM7(int32_t **rxdataF,
int32_t **dl_bf_ch_estimates,
......
openair1/SCHED_NR_UE/phy_procedures_nr_ue.c
View file @ b962cc94
......@@ -741,7 +741,7 @@ int nr_ue_pdsch_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, int eNB_
for (m = s0; m < (s0 +s1); m++) {
if (((1<<m)&dlsch0->harq_processes[harq_pid]->dlDmrsSymbPos) > 0) {
for (uint8_t aatx=0; aatx<1; aatx++) {//for MIMO Config: it shall loop over no_layers
for (uint8_t aatx=0; aatx<dlsch0->harq_processes[harq_pid]->Nl; aatx++) {//for MIMO Config: it shall loop over no_layers
nr_pdsch_channel_estimation(ue,
proc,
0 /*eNB_id*/,
......
targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.106PRB.usrpn300.conf
View file @ b962cc94
......@@ -23,7 +23,7 @@ gNBs =
////////// Physical parameters:
ssb_SubcarrierOffset = 0;
pdsch_AntennaPorts = 2;
pdsch_AntennaPorts = 1;
servingCellConfigCommon = (
{
......@@ -240,7 +240,7 @@ L1s = (
RUs = (
{
local_rf = "yes"
nb_tx = 2
nb_tx = 1
nb_rx = 1
att_tx = 0
att_rx = 0;
......
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