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PHY: link dmrs_config to higher layers

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This commit is contained in:
Khodr Saaifan
2020-11-05 03:22:30 +01:00
parent e38679e6da
commit 1de69e8e27
4 changed files with 11 additions and 11 deletions
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openair1/PHY/INIT/nr_init_ue.c
+1 -1
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@@ -713,7 +713,7 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue,
// dmrs_Uplink_Config->pusch_dmrs_AdditionalPosition = pusch_dmrs_pos0;
// dmrs_Uplink_Config->pusch_maxLength = pusch_len1;
//-------------------------------------------------//
ue->dmrs_DownlinkConfig.pdsch_dmrs_type = pdsch_dmrs_type1;
ue->dmrs_DownlinkConfig.pdsch_dmrs_type = pdsch_dmrs_type1;//sfn
ue->dmrs_DownlinkConfig.pdsch_dmrs_AdditionalPosition = pdsch_dmrs_pos0;
ue->dmrs_DownlinkConfig.pdsch_maxLength = pdsch_len1;
//-------------------------------------------------//
openair1/PHY/NR_REFSIG/nr_dmrs_rx.c
+5 -5
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@@ -121,18 +121,18 @@ int nr_pdsch_dmrs_rx(PHY_VARS_NR_UE *ue,
array_of_w *wf;
array_of_w *wt;
config_type = 0; //to be updated by higher layer
config_type = ue->dmrs_DownlinkConfig.pdsch_dmrs_type;
wf = (config_type==0) ? wf1 : wf2;
wt = (config_type==0) ? wt1 : wt2;
wf = (config_type==pdsch_dmrs_type1) ? wf1 : wf2;
wt = (config_type==pdsch_dmrs_type1) ? wt1 : wt2;
if (config_type > 1)
LOG_E(PHY,"Bad PDSCH DMRS config type %d\n", config_type);
if ((p>=1000) && (p<((config_type==0) ? 1008 : 1012))) {
if ((p>=1000) && (p<((config_type==pdsch_dmrs_type1) ? 1008 : 1012))) {
if (ue->frame_parms.Ncp == NORMAL) {
for (int i=0; i<nb_pdsch_rb*((config_type==0) ? 6:4); i++) {
for (int i=0; i<nb_pdsch_rb*((config_type==pdsch_dmrs_type1) ? 6:4); i++) {
w = (wf[p-1000][i&1])*(wt[p-1000][lp]);
mod_table = (w==1) ? nr_rx_mod_table : nr_rx_nmod_table;
openair1/PHY/NR_UE_ESTIMATION/nr_dl_channel_estimation.c
+3 -3
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@@ -716,12 +716,12 @@ int nr_pdsch_channel_estimation(PHY_VARS_NR_UE *ue,
// generate pilot
uint16_t rb_offset = (bwp_start_subcarrier - ue->frame_parms.first_carrier_offset) / 12;
int config_type = 0; // needs to be updated from higher layer
int config_type = ue->dmrs_DownlinkConfig.pdsch_dmrs_type;
nr_pdsch_dmrs_rx(ue,Ns,ue->nr_gold_pdsch[eNB_offset][Ns][0], &pilot[0],1000,0,nb_rb_pdsch+rb_offset);
for (aarx=0; aarx<ue->frame_parms.nb_antennas_rx; aarx++) {
pil = (int16_t *)&pilot[rb_offset*((config_type==0) ? 6:4)];
pil = (int16_t *)&pilot[rb_offset*((config_type==pdsch_dmrs_type1) ? 6:4)];
k = k % ue->frame_parms.ofdm_symbol_size;
rxF = (int16_t *)&rxdataF[aarx][(symbol_offset+k+nushift)];
dl_ch = (int16_t *)&dl_ch_estimates[aarx][ch_offset];
@@ -875,7 +875,7 @@ int nr_pdsch_channel_estimation(PHY_VARS_NR_UE *ue,
uint16_t idxDC = 2*(ue->frame_parms.ofdm_symbol_size - bwp_start_subcarrier);
uint16_t idxPil = idxDC/2;
re_offset = k;
pil = (int16_t *)&pilot[rb_offset*((config_type==0) ? 6:4)];
pil = (int16_t *)&pilot[rb_offset*((config_type==pdsch_dmrs_type1) ? 6:4)];
pil += (idxPil-2);
dl_ch += (idxDC-4);
dl_ch = memset(dl_ch, 0, sizeof(int16_t)*10);
openair1/PHY/impl_defs_nr.h
+2 -2
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@@ -496,8 +496,8 @@ typedef struct{ // CSI-MeasConfig IE is used to configure CSI-RS (reference sign
uint8_t reportTriggerSize;
} csi_MeasConfig_t;
typedef enum {
pdsch_dmrs_type1 = 1,
pdsch_dmrs_type2 = 2
pdsch_dmrs_type1 = 0,
pdsch_dmrs_type2 = 1
} pdsch_dmrs_type_t;
typedef enum {
pusch_dmrs_type1 = 0,