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Merge remote-tracking branch 'origin/develop-CSI-Measurements' into integration_2022_wk30b

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This commit is contained in:
Robert Schmidt
2022-08-02 11:04:04 +02:00
parent eb46f216b1 b7b6e8a60f
commit fc6122759b
42 changed files with 1680 additions and 909 deletions
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doc/FEATURE_SET.md
+9 -2
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@@ -440,6 +440,10 @@ The following features are valid for the gNB and the 5G-NR UE.
- PTRS support
- Support for 1, 2 and 4 RX antennas
- Support for up to 2 layers (currently limited to DMRS configuration type 2)
* Measurements based on NR-CSIRS
- RI, PMI and CQI computation
- Support for 1 and 2 RX antennas
- Support for up to 2 layers
* NR-PUSCH (including Segmentation, LDPC encoding, rate matching, scrambling, modulation, RB mapping, etc).
- PUSCH mapping type A and B
- DMRS configuration type 1 and 2
@@ -488,12 +492,15 @@ The following features are valid for the gNB and the 5G-NR UE.
* UCI processing
- ACK/NACK processing
- Triggering periodic SR
- CSI measurement reporting (SSB RSRP only)
* DLSH scheduler
- CSI measurement reporting
* DLSCH scheduler
- Configuration of fapi PDU according to DCI
- HARQ procedures
* ULSCH scheduler
- Configuration of fapi PDU according to DCI
* NR-CSIRS scheduler
- Scheduling of NR-CSIRS reception
- Fill UCI for CSI measurement reporting
* Scheduler procedures for SRS transmission
- Periodic SRS transmission
* Bandwidth part (BWP) operation
nfapi/open-nFAPI/nfapi/public_inc/fapi_nr_ue_constants.h
+1
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@@ -20,6 +20,7 @@
#define FAPI_NR_RX_PDU_TYPE_DLSCH 0x03
#define FAPI_NR_DCI_IND 0x04
#define FAPI_NR_RX_PDU_TYPE_RAR 0x05
#define FAPI_NR_CSIRS_IND 0x06
#define FAPI_NR_SIBS_MASK_SIB1 0x1
nfapi/open-nFAPI/nfapi/public_inc/fapi_nr_ue_interface.h
+9 -4
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@@ -36,9 +36,6 @@
*/
typedef struct {
uint8_t uci_format;
uint8_t uci_channel;
@@ -50,7 +47,14 @@ typedef struct {
uint32_t sr;
} fapi_nr_uci_pdu_rel15_t;
typedef struct {
uint32_t rsrp;
int rsrp_dBm;
uint8_t rank_indicator;
uint8_t i1;
uint8_t i2;
uint8_t cqi;
} fapi_nr_csirs_measurements_t;
typedef struct {
/// frequency_domain_resource;
@@ -130,6 +134,7 @@ typedef struct {
fapi_nr_pdsch_pdu_t pdsch_pdu;
fapi_nr_ssb_pdu_t ssb_pdu;
fapi_nr_sib_pdu_t sib_pdu;
fapi_nr_csirs_measurements_t csirs_measurements;
};
} fapi_nr_rx_indication_body_t;
openair1/PHY/INIT/nr_init.c
+11 -11
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@@ -596,20 +596,20 @@ int phy_init_nr_gNB(PHY_VARS_gNB *gNB,
// CSI RS init
// ceil((NB_RB*8(max allocation per RB)*2(QPSK))/32)
int csi_dmrs_init_length = ((fp->N_RB_DL<<4)>>5)+1;
gNB->nr_csi_rs_info = (nr_csi_rs_info_t *)malloc16_clear(sizeof(nr_csi_rs_info_t));
gNB->nr_csi_rs_info->nr_gold_csi_rs = (uint32_t ***)malloc16(fp->slots_per_frame*sizeof(uint32_t **));
AssertFatal(gNB->nr_csi_rs_info->nr_gold_csi_rs!=NULL, "NR init: csi reference signal malloc failed\n");
gNB->nr_csi_info = (nr_csi_info_t *)malloc16_clear(sizeof(nr_csi_info_t));
gNB->nr_csi_info->nr_gold_csi_rs = (uint32_t ***)malloc16(fp->slots_per_frame * sizeof(uint32_t **));
AssertFatal(gNB->nr_csi_info->nr_gold_csi_rs != NULL, "NR init: csi reference signal malloc failed\n");
for (int slot=0; slot<fp->slots_per_frame; slot++) {
gNB->nr_csi_rs_info->nr_gold_csi_rs[slot] = (uint32_t **)malloc16(fp->symbols_per_slot*sizeof(uint32_t *));
AssertFatal(gNB->nr_csi_rs_info->nr_gold_csi_rs[slot]!=NULL, "NR init: csi reference signal for slot %d - malloc failed\n", slot);
gNB->nr_csi_info->nr_gold_csi_rs[slot] = (uint32_t **)malloc16(fp->symbols_per_slot * sizeof(uint32_t *));
AssertFatal(gNB->nr_csi_info->nr_gold_csi_rs[slot] != NULL, "NR init: csi reference signal for slot %d - malloc failed\n", slot);
for (int symb=0; symb<fp->symbols_per_slot; symb++) {
gNB->nr_csi_rs_info->nr_gold_csi_rs[slot][symb] = (uint32_t *)malloc16(csi_dmrs_init_length*sizeof(uint32_t));
AssertFatal(gNB->nr_csi_rs_info->nr_gold_csi_rs[slot][symb]!=NULL, "NR init: csi reference signal for slot %d symbol %d - malloc failed\n", slot, symb);
gNB->nr_csi_info->nr_gold_csi_rs[slot][symb] = (uint32_t *)malloc16(csi_dmrs_init_length * sizeof(uint32_t));
AssertFatal(gNB->nr_csi_info->nr_gold_csi_rs[slot][symb] != NULL, "NR init: csi reference signal for slot %d symbol %d - malloc failed\n", slot, symb);
}
}
gNB->nr_csi_rs_info->csi_gold_init = cfg->cell_config.phy_cell_id.value;
nr_init_csi_rs(&gNB->frame_parms, gNB->nr_csi_rs_info->nr_gold_csi_rs, cfg->cell_config.phy_cell_id.value);
gNB->nr_csi_info->csi_gold_init = cfg->cell_config.phy_cell_id.value;
nr_init_csi_rs(&gNB->frame_parms, gNB->nr_csi_info->nr_gold_csi_rs, cfg->cell_config.phy_cell_id.value);
for (int id=0; id<NUMBER_OF_NR_SRS_MAX; id++) {
gNB->nr_srs_info[id] = (nr_srs_info_t *)malloc16_clear(sizeof(nr_srs_info_t));
@@ -760,14 +760,14 @@ void phy_free_nr_gNB(PHY_VARS_gNB *gNB)
}
free_and_zero(pusch_dmrs);
uint32_t ***nr_gold_csi_rs = gNB->nr_csi_rs_info->nr_gold_csi_rs;
uint32_t ***nr_gold_csi_rs = gNB->nr_csi_info->nr_gold_csi_rs;
for (int slot = 0; slot < fp->slots_per_frame; slot++) {
for (int symb = 0; symb < fp->symbols_per_slot; symb++)
free_and_zero(nr_gold_csi_rs[slot][symb]);
free_and_zero(nr_gold_csi_rs[slot]);
}
free_and_zero(nr_gold_csi_rs);
free_and_zero(gNB->nr_csi_rs_info);
free_and_zero(gNB->nr_csi_info);
for (int id = 0; id < NUMBER_OF_NR_SRS_MAX; id++) {
free_and_zero(gNB->nr_srs_info[id]);
openair1/PHY/INIT/nr_init_ue.c
+17 -44
View File
@@ -159,7 +159,7 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue, int nb_connected_gNB)
NR_UE_CSI_RS **const csirs_vars = ue->csirs_vars;
NR_UE_SRS **const srs_vars = ue->srs_vars;
int i, j, slot, symb, gNB_id, th_id;
int i, slot, symb, gNB_id, th_id;
LOG_I(PHY, "Initializing UE vars for gNB TXant %u, UE RXant %u\n", fp->nb_antennas_tx, fp->nb_antennas_rx);
@@ -347,33 +347,20 @@ int init_nr_ue_signal(PHY_VARS_NR_UE *ue, int nb_connected_gNB)
// ceil((NB_RB*8(max allocation per RB)*2(QPSK))/32)
int csi_dmrs_init_length = ((fp->N_RB_DL<<4)>>5)+1;
ue->nr_csi_rs_info = (nr_csi_rs_info_t *)malloc16_clear(sizeof(nr_csi_rs_info_t));
ue->nr_csi_rs_info->nr_gold_csi_rs = (uint32_t ***)malloc16(fp->slots_per_frame*sizeof(uint32_t **));
AssertFatal(ue->nr_csi_rs_info->nr_gold_csi_rs!=NULL, "NR init: csi reference signal malloc failed\n");
ue->nr_csi_info = (nr_csi_info_t *)malloc16_clear(sizeof(nr_csi_info_t));
ue->nr_csi_info->nr_gold_csi_rs = (uint32_t ***)malloc16(fp->slots_per_frame * sizeof(uint32_t **));
AssertFatal(ue->nr_csi_info->nr_gold_csi_rs != NULL, "NR init: csi reference signal malloc failed\n");
for (int slot=0; slot<fp->slots_per_frame; slot++) {
ue->nr_csi_rs_info->nr_gold_csi_rs[slot] = (uint32_t **)malloc16(fp->symbols_per_slot*sizeof(uint32_t *));
AssertFatal(ue->nr_csi_rs_info->nr_gold_csi_rs[slot]!=NULL, "NR init: csi reference signal for slot %d - malloc failed\n", slot);
ue->nr_csi_info->nr_gold_csi_rs[slot] = (uint32_t **)malloc16(fp->symbols_per_slot * sizeof(uint32_t *));
AssertFatal(ue->nr_csi_info->nr_gold_csi_rs[slot] != NULL, "NR init: csi reference signal for slot %d - malloc failed\n", slot);
for (int symb=0; symb<fp->symbols_per_slot; symb++) {
ue->nr_csi_rs_info->nr_gold_csi_rs[slot][symb] = (uint32_t *)malloc16(csi_dmrs_init_length*sizeof(uint32_t));
AssertFatal(ue->nr_csi_rs_info->nr_gold_csi_rs[slot][symb]!=NULL, "NR init: csi reference signal for slot %d symbol %d - malloc failed\n", slot, symb);
ue->nr_csi_info->nr_gold_csi_rs[slot][symb] = (uint32_t *)malloc16(csi_dmrs_init_length * sizeof(uint32_t));
AssertFatal(ue->nr_csi_info->nr_gold_csi_rs[slot][symb] != NULL, "NR init: csi reference signal for slot %d symbol %d - malloc failed\n", slot, symb);
}
}
ue->nr_csi_rs_info->noise_power = (uint32_t*)malloc16_clear(sizeof(uint32_t));
ue->nr_csi_rs_info->csi_rs_generated_signal = (int32_t **)malloc16(NR_MAX_NB_PORTS * sizeof(int32_t *) );
ue->nr_csi_info->csi_rs_generated_signal = (int32_t **)malloc16(NR_MAX_NB_PORTS * sizeof(int32_t *) );
for (i=0; i<NR_MAX_NB_PORTS; i++) {
ue->nr_csi_rs_info->csi_rs_generated_signal[i] = (int32_t *) malloc16_clear(fp->samples_per_frame_wCP * sizeof(int32_t));
}
ue->nr_csi_rs_info->csi_rs_received_signal = (int32_t **)malloc16(fp->nb_antennas_rx * sizeof(int32_t *) );
ue->nr_csi_rs_info->csi_rs_ls_estimated_channel = (int32_t ***)malloc16(fp->nb_antennas_rx * sizeof(int32_t **) );
ue->nr_csi_rs_info->csi_rs_estimated_channel_freq = (int32_t ***)malloc16(fp->nb_antennas_rx * sizeof(int32_t **) );
for (i=0; i<fp->nb_antennas_rx; i++) {
ue->nr_csi_rs_info->csi_rs_received_signal[i] = (int32_t *) malloc16_clear(fp->samples_per_frame_wCP * sizeof(int32_t));
ue->nr_csi_rs_info->csi_rs_ls_estimated_channel[i] = (int32_t **) malloc16_clear(NR_MAX_NB_PORTS * sizeof(int32_t *));
ue->nr_csi_rs_info->csi_rs_estimated_channel_freq[i] = (int32_t **) malloc16_clear(NR_MAX_NB_PORTS * sizeof(int32_t *));
for (j=0; j<NR_MAX_NB_PORTS; j++) {
ue->nr_csi_rs_info->csi_rs_ls_estimated_channel[i][j] = (int32_t *) malloc16_clear(fp->ofdm_symbol_size * sizeof(int32_t));
ue->nr_csi_rs_info->csi_rs_estimated_channel_freq[i][j] = (int32_t *) malloc16_clear(fp->ofdm_symbol_size * sizeof(int32_t));
}
ue->nr_csi_info->csi_rs_generated_signal[i] = (int32_t *) malloc16_clear(fp->samples_per_frame_wCP * sizeof(int32_t));
}
ue->nr_srs_info = (nr_srs_info_t *)malloc16_clear(sizeof(nr_srs_info_t));
@@ -470,39 +457,25 @@ void term_nr_ue_signal(PHY_VARS_NR_UE *ue, int nb_connected_gNB)
free_and_zero(ue->pdsch_vars[th_id][gNB_id]);
}
}
for (int gNB_id = 0; gNB_id < ue->n_connected_gNB; gNB_id++) {
for (int th_id = 0; th_id < RX_NB_TH_MAX; th_id++) {
free_and_zero(ue->pdcch_vars[th_id][gNB_id]);
}
for (int i=0; i<NR_MAX_NB_PORTS; i++) {
free_and_zero(ue->nr_csi_rs_info->csi_rs_generated_signal[i]);
}
for (int i = 0; i < fp->nb_antennas_rx; i++) {
free_and_zero(ue->nr_csi_rs_info->csi_rs_received_signal[i]);
for (int j=0; j<NR_MAX_NB_PORTS; j++) {
free_and_zero(ue->nr_csi_rs_info->csi_rs_ls_estimated_channel[i][j]);
free_and_zero(ue->nr_csi_rs_info->csi_rs_estimated_channel_freq[i][j]);
}
free_and_zero(ue->nr_csi_rs_info->csi_rs_ls_estimated_channel[i]);
free_and_zero(ue->nr_csi_rs_info->csi_rs_estimated_channel_freq[i]);
free_and_zero(ue->nr_csi_info->csi_rs_generated_signal[i]);
}
free_and_zero(ue->nr_csi_info->csi_rs_generated_signal);
for (int slot=0; slot<fp->slots_per_frame; slot++) {
for (int symb=0; symb<fp->symbols_per_slot; symb++) {
free_and_zero(ue->nr_csi_rs_info->nr_gold_csi_rs[slot][symb]);
free_and_zero(ue->nr_csi_info->nr_gold_csi_rs[slot][symb]);
}
free_and_zero(ue->nr_csi_rs_info->nr_gold_csi_rs[slot]);
free_and_zero(ue->nr_csi_info->nr_gold_csi_rs[slot]);
}
free_and_zero(ue->nr_csi_rs_info->noise_power);
free_and_zero(ue->nr_csi_rs_info->nr_gold_csi_rs);
free_and_zero(ue->nr_csi_rs_info->csi_rs_generated_signal);
free_and_zero(ue->nr_csi_rs_info->csi_rs_received_signal);
free_and_zero(ue->nr_csi_rs_info->csi_rs_ls_estimated_channel);
free_and_zero(ue->nr_csi_rs_info->csi_rs_estimated_channel_freq);
free_and_zero(ue->nr_csi_rs_info);
free_and_zero(ue->nr_csi_info->nr_gold_csi_rs);
free_and_zero(ue->nr_csi_info);
free_and_zero(ue->nr_srs_info);
openair1/PHY/NR_ESTIMATION/nr_measurements_gNB.c
+3 -3
View File
@@ -151,9 +151,9 @@ void gNB_I0_measurements(PHY_VARS_gNB *gNB,int slot, int first_symb,int num_symb
NR_gNB_COMMON *common_vars = &gNB->common_vars;
PHY_MEASUREMENTS_gNB *measurements = &gNB->measurements;
int rb, nb_symb[275]={0};
memset(measurements->n0_subband_power, 0, sizeof(measurements->n0_subband_power));
for (int s=first_symb;s<(first_symb+num_symb);s++) {
for (rb=0; rb<frame_parms->N_RB_UL; rb++) {
if (s==first_symb /*&& ((gNB->rb_mask_ul[s][rb>>5]&(1<<(rb&31))) == 0)*/) {
@@ -168,7 +168,7 @@ void gNB_I0_measurements(PHY_VARS_gNB *gNB,int slot, int first_symb,int num_symb
int offset = offset0 + (s*frame_parms->ofdm_symbol_size);
int32_t *ul_ch = &common_vars->rxdataF[aarx][offset];
int len = 12;
if (((frame_parms->N_RB_UL&1) == 1) &&
if (((frame_parms->N_RB_UL&1) == 1) &&
(rb==(frame_parms->N_RB_UL>>1))) {
len=6;
}
openair1/PHY/NR_REFSIG/nr_refsig.h
+1 -1
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@@ -38,7 +38,7 @@ void nr_init_pbch_dmrs(PHY_VARS_gNB* gNB);
*/
void nr_init_pdcch_dmrs(PHY_VARS_gNB* gNB, uint32_t Nid);
void nr_init_pdsch_dmrs(PHY_VARS_gNB* gNB, uint8_t nscid, uint32_t Nid);
void nr_init_csi_rs(NR_DL_FRAME_PARMS *fp, uint32_t ***csi_rs, uint32_t Nid);
void nr_init_csi_rs(const NR_DL_FRAME_PARMS *fp, uint32_t ***csi_rs, uint32_t Nid);
void nr_gold_pusch(PHY_VARS_gNB* gNB, int nscid, uint32_t nid);
openair1/PHY/NR_REFSIG/refsig_defs_ue.h
+1 -1
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@@ -68,6 +68,6 @@ void nr_init_pusch_dmrs(PHY_VARS_NR_UE* ue,
uint16_t N_n_scid,
uint8_t n_scid);
void nr_init_csi_rs(NR_DL_FRAME_PARMS *fp, uint32_t ***csi_rs, uint32_t Nid);
void nr_init_csi_rs(const NR_DL_FRAME_PARMS *fp, uint32_t ***csi_rs, uint32_t Nid);
#endif
openair1/PHY/NR_TRANSPORT/nr_csi_rs.c
+47 -37
View File
@@ -27,7 +27,7 @@
//#define NR_CSIRS_DEBUG
void nr_init_csi_rs(NR_DL_FRAME_PARMS *fp, uint32_t ***csi_rs, uint32_t Nid) {
void nr_init_csi_rs(const NR_DL_FRAME_PARMS *fp, uint32_t ***csi_rs, uint32_t Nid) {
uint32_t x1, x2;
uint8_t reset;
int csi_dmrs_init_length = ((fp->N_RB_DL<<4)>>5)+1;
@@ -43,12 +43,20 @@ void nr_init_csi_rs(NR_DL_FRAME_PARMS *fp, uint32_t ***csi_rs, uint32_t Nid) {
}
}
void nr_generate_csi_rs(NR_DL_FRAME_PARMS frame_parms,
void nr_generate_csi_rs(const NR_DL_FRAME_PARMS *frame_parms,
int32_t **dataF,
int16_t amp,
nr_csi_rs_info_t *nr_csi_rs_info,
nfapi_nr_dl_tti_csi_rs_pdu_rel15_t *csi_params,
int slot){
const int16_t amp,
nr_csi_info_t *nr_csi_info,
const nfapi_nr_dl_tti_csi_rs_pdu_rel15_t *csi_params,
const int slot,
uint8_t *N_cdm_groups,
uint8_t *CDM_group_size,
uint8_t *k_prime,
uint8_t *l_prime,
uint8_t *N_ports,
uint8_t *j_cdm,
uint8_t *k_overline,
uint8_t *l_overline) {
#ifdef NR_CSIRS_DEBUG
LOG_I(NR_PHY, "csi_params->subcarrier_spacing = %i\n", csi_params->subcarrier_spacing);
@@ -67,11 +75,11 @@ void nr_generate_csi_rs(NR_DL_FRAME_PARMS frame_parms,
LOG_I(NR_PHY, "csi_params->power_control_offset_ss = %i\n", csi_params->power_control_offset_ss);
#endif
int dataF_offset = slot*frame_parms.samples_per_slot_wCP;
uint32_t **nr_gold_csi_rs = nr_csi_rs_info->nr_gold_csi_rs[slot];
int dataF_offset = slot*frame_parms->samples_per_slot_wCP;
uint32_t **nr_gold_csi_rs = nr_csi_info->nr_gold_csi_rs[slot];
//*8(max allocation per RB)*2(QPSK))
int csi_rs_length = frame_parms.N_RB_DL<<4;
int16_t mod_csi[frame_parms.symbols_per_slot][csi_rs_length>>1] __attribute__((aligned(16)));
int csi_rs_length = frame_parms->N_RB_DL<<4;
int16_t mod_csi[frame_parms->symbols_per_slot][csi_rs_length>>1] __attribute__((aligned(16)));
uint16_t b = csi_params->freq_domain;
uint16_t n, p, k, l, mprime, na, kpn;
uint8_t size, ports, kprime, lprime, i, gs;
@@ -81,14 +89,14 @@ void nr_generate_csi_rs(NR_DL_FRAME_PARMS frame_parms,
uint8_t fi = 0;
double rho, alpha;
uint32_t beta = amp;
nr_csi_rs_info->csi_rs_generated_signal_bits = log2_approx(amp);
nr_csi_info->csi_rs_generated_signal_bits = log2_approx(amp);
AssertFatal(b!=0, "Invalid CSI frequency domain mapping: no bit selected in bitmap\n");
// if the scrambling id is not the one previously used to initialize we need to re-initialize the rs
if (csi_params->scramb_id != nr_csi_rs_info->csi_gold_init) {
nr_csi_rs_info->csi_gold_init = csi_params->scramb_id;
nr_init_csi_rs(&frame_parms, nr_csi_rs_info->nr_gold_csi_rs, csi_params->scramb_id);
if (csi_params->scramb_id != nr_csi_info->csi_gold_init) {
nr_csi_info->csi_gold_init = csi_params->scramb_id;
nr_init_csi_rs(frame_parms, nr_csi_info->nr_gold_csi_rs, csi_params->scramb_id);
}
switch (csi_params->row) {
@@ -584,7 +592,7 @@ void nr_generate_csi_rs(NR_DL_FRAME_PARMS frame_parms,
}
}
uint16_t start_sc = frame_parms.first_carrier_offset;
uint16_t start_sc = frame_parms->first_carrier_offset;
// resource mapping according to 38.211 7.4.1.5.3
for (n=csi_params->start_rb; n<(csi_params->start_rb+csi_params->nr_of_rbs); n++) {
@@ -593,7 +601,7 @@ void nr_generate_csi_rs(NR_DL_FRAME_PARMS frame_parms,
for (int s=0 ; s<gs; s++) { // loop over each CDM group size
p = s+j[ji]*gs; // port index
for (kp=0; kp<=kprime; kp++) { // loop over frequency resource elements within a group
k = (start_sc+(n*NR_NB_SC_PER_RB)+koverline[ji]+kp)%(frame_parms.ofdm_symbol_size); // frequency index of current resource element
k = (start_sc+(n*NR_NB_SC_PER_RB)+koverline[ji]+kp)%(frame_parms->ofdm_symbol_size); // frequency index of current resource element
// wf according to tables 7.4.5.3-2 to 7.4.5.3-5
if (kp == 0)
wf = 1;
@@ -620,17 +628,17 @@ void nr_generate_csi_rs(NR_DL_FRAME_PARMS frame_parms,
// ZP CSI RS
if (csi_params->csi_type == 2) {
((int16_t*)dataF[p])[((l*frame_parms.ofdm_symbol_size + k)<<1)+(2*dataF_offset)] = 0;
((int16_t*)dataF[p])[((l*frame_parms.ofdm_symbol_size + k)<<1)+1+(2*dataF_offset)] = 0;
((int16_t*)dataF[p])[((l*frame_parms->ofdm_symbol_size + k)<<1)+(2*dataF_offset)] = 0;
((int16_t*)dataF[p])[((l*frame_parms->ofdm_symbol_size + k)<<1)+1+(2*dataF_offset)] = 0;
}
else {
((int16_t*)dataF[p])[((l*frame_parms.ofdm_symbol_size + k)<<1)+(2*dataF_offset)] = (beta*wt*wf*mod_csi[l][mprime<<1]) >> 15;
((int16_t*)dataF[p])[((l*frame_parms.ofdm_symbol_size + k)<<1)+1+(2*dataF_offset)] = (beta*wt*wf*mod_csi[l][(mprime<<1) + 1]) >> 15;
((int16_t*)dataF[p])[((l*frame_parms->ofdm_symbol_size + k)<<1)+(2*dataF_offset)] = (beta*wt*wf*mod_csi[l][mprime<<1]) >> 15;
((int16_t*)dataF[p])[((l*frame_parms->ofdm_symbol_size + k)<<1)+1+(2*dataF_offset)] = (beta*wt*wf*mod_csi[l][(mprime<<1) + 1]) >> 15;
}
#ifdef NR_CSIRS_DEBUG
printf("l,k (%d,%d) seq. index %d \t port %d \t (%d,%d)\n",l,k,mprime,p+3000,
((int16_t*)dataF[p])[((l*frame_parms.ofdm_symbol_size + k)<<1)+(2*dataF_offset)],
((int16_t*)dataF[p])[((l*frame_parms.ofdm_symbol_size + k)<<1)+1+(2*dataF_offset)]);
((int16_t*)dataF[p])[((l*frame_parms->ofdm_symbol_size + k)<<1)+(2*dataF_offset)],
((int16_t*)dataF[p])[((l*frame_parms->ofdm_symbol_size + k)<<1)+1+(2*dataF_offset)]);
#endif
}
}
@@ -638,23 +646,25 @@ void nr_generate_csi_rs(NR_DL_FRAME_PARMS frame_parms,
}
}
}
nr_csi_rs_info->N_cdm_groups = size;
nr_csi_rs_info->CDM_group_size = gs;
nr_csi_rs_info->kprime = kprime;
nr_csi_rs_info->lprime = lprime;
nr_csi_rs_info->N_ports = ports;
memcpy(nr_csi_rs_info->j,j,16*sizeof(uint8_t));
memcpy(nr_csi_rs_info->koverline,koverline,16*sizeof(uint8_t));
memcpy(nr_csi_rs_info->loverline,loverline,16*sizeof(uint8_t));
if (N_cdm_groups) *N_cdm_groups = size;
if (CDM_group_size) *CDM_group_size = gs;
if (k_prime) *k_prime = kprime;
if (l_prime) *l_prime = lprime;
if (N_ports) *N_ports = ports;
if (j_cdm) memcpy(j_cdm,j,16*sizeof(uint8_t));
if (k_overline) memcpy(k_overline,koverline,16*sizeof(uint8_t));
if (l_overline) memcpy(l_overline,loverline,16*sizeof(uint8_t));
#ifdef NR_CSIRS_DEBUG
LOG_I(NR_PHY, "nr_csi_rs_info->N_ports = %d\n", nr_csi_rs_info->N_ports);
LOG_I(NR_PHY, "nr_csi_rs_info->N_cdm_groups = %d\n", nr_csi_rs_info->N_cdm_groups);
LOG_I(NR_PHY, "nr_csi_rs_info->CDM_group_size = %d\n", nr_csi_rs_info->CDM_group_size);
LOG_I(NR_PHY, "nr_csi_rs_info->kprime = %d\n", nr_csi_rs_info->kprime);
LOG_I(NR_PHY, "nr_csi_rs_info->lprime = %d\n", nr_csi_rs_info->lprime);
for(int ji=0; ji<nr_csi_rs_info->N_cdm_groups; ji++) {
LOG_I(NR_PHY, "(CDM group %d) j = %d, koverline = %d, loverline = %d\n", ji, nr_csi_rs_info->j[ji], nr_csi_rs_info->koverline[ji], nr_csi_rs_info->loverline[ji]);
if (N_ports) LOG_I(NR_PHY, "nr_csi_info->N_ports = %d\n", *N_ports);
if (N_cdm_groups) LOG_I(NR_PHY, "nr_csi_info->N_cdm_groups = %d\n", *N_cdm_groups);
if (CDM_group_size) LOG_I(NR_PHY, "nr_csi_info->CDM_group_size = %d\n", *CDM_group_size);
if (k_prime) LOG_I(NR_PHY, "nr_csi_info->kprime = %d\n", *k_prime);
if (l_prime) LOG_I(NR_PHY, "nr_csi_info->lprime = %d\n", *l_prime);
if (N_cdm_groups) {
for(int ji=0; ji<*N_cdm_groups; ji++) {
LOG_I(NR_PHY, "(CDM group %d) j = %d, koverline = %d, loverline = %d\n", ji, j[ji], koverline[ji], loverline[ji]);
}
}
#endif
}
openair1/PHY/NR_TRANSPORT/nr_dci.c
+9 -9
View File
@@ -111,9 +111,10 @@ void nr_generate_dci(PHY_VARS_gNB *gNB,
// DMRS length is per OFDM symbol
uint32_t dmrs_length = n_rb*6; //2(QPSK)*3(per RB)*6(REG per CCE)
uint32_t encoded_length = dci_pdu->AggregationLevel*108; //2(QPSK)*9(per RB)*6(REG per CCE)
LOG_D(PHY, "DL_DCI : rb_offset %d, nb_rb %d, DMRS length per symbol %d\t DCI encoded length %d (precoder_granularity %d,reg_mapping %d),Scrambling_Id %d,ScramblingRNTI %x,PayloadSizeBits %d\n",
rb_offset, n_rb,dmrs_length, encoded_length,pdcch_pdu_rel15->precoderGranularity,pdcch_pdu_rel15->CceRegMappingType,
dci_pdu->ScramblingId,dci_pdu->ScramblingRNTI,dci_pdu->PayloadSizeBits);
if (dci_pdu->RNTI != 0xFFFF)
LOG_D(PHY, "DL_DCI : rb_offset %d, nb_rb %d, DMRS length per symbol %d\t DCI encoded length %d (precoder_granularity %d, reg_mapping %d), Scrambling_Id %d, ScramblingRNTI %x, PayloadSizeBits %d\n",
rb_offset, n_rb,dmrs_length, encoded_length,pdcch_pdu_rel15->precoderGranularity,pdcch_pdu_rel15->CceRegMappingType,
dci_pdu->ScramblingId,dci_pdu->ScramblingRNTI,dci_pdu->PayloadSizeBits);
dmrs_length += rb_offset*6; // To accommodate more DMRS symbols in case of rb offset
/// DMRS QPSK modulation
@@ -122,11 +123,11 @@ void nr_generate_dci(PHY_VARS_gNB *gNB,
nr_modulation(gold_pdcch_dmrs[symb], dmrs_length, DMRS_MOD_ORDER, mod_dmrs[symb]); //Qm = 2 as DMRS is QPSK modulated
#ifdef DEBUG_PDCCH_DMRS
if(dci_pdu->RNTI!=0xFFFF) {
for (int i=0; i<dmrs_length>>1; i++)
printf("symb %d i %d %p gold seq 0x%08x mod_dmrs %d %d\n", symb, i,
&gold_pdcch_dmrs[symb][i>>5],gold_pdcch_dmrs[symb][i>>5], mod_dmrs[symb][i<<1], mod_dmrs[symb][(i<<1)+1] );
}
if(dci_pdu->RNTI!=0xFFFF) {
for (int i=0; i<dmrs_length>>1; i++)
printf("symb %d i %d %p gold seq 0x%08x mod_dmrs %d %d\n", symb, i,
&gold_pdcch_dmrs[symb][i>>5],gold_pdcch_dmrs[symb][i>>5], mod_dmrs[symb][i<<1], mod_dmrs[symb][(i<<1)+1]);
}
#endif
}
@@ -265,7 +266,6 @@ void nr_generate_dci_top(processingData_L1tx_t *msgTx,
int16_t amp,
NR_DL_FRAME_PARMS *frame_parms) {
for (int i=0; i<msgTx->num_ul_pdcch; i++)
nr_generate_dci(msgTx->gNB,&msgTx->ul_pdcch_pdu[i].pdcch_pdu.pdcch_pdu_rel15,txdataF,amp,frame_parms,slot);
for (int i=0; i<msgTx->num_dl_pdcch; i++)
openair1/PHY/NR_TRANSPORT/nr_transport_proto.h
+13 -5
View File
@@ -337,12 +337,20 @@ void init_prach_ru_list(RU_t *ru);
void free_nr_ru_prach_entry(RU_t *ru, int prach_id);
uint8_t get_nr_prach_duration(uint8_t prach_format);
void nr_generate_csi_rs(NR_DL_FRAME_PARMS frame_parms,
void nr_generate_csi_rs(const NR_DL_FRAME_PARMS *frame_parms,
int32_t **dataF,
int16_t amp,
nr_csi_rs_info_t *nr_csi_rs_info,
nfapi_nr_dl_tti_csi_rs_pdu_rel15_t *csi_params,
int slot);
const int16_t amp,
nr_csi_info_t *nr_csi_info,
const nfapi_nr_dl_tti_csi_rs_pdu_rel15_t *csi_params,
const int slot,
uint8_t *N_cdm_groups,
uint8_t *CDM_group_size,
uint8_t *k_prime,
uint8_t *l_prime,
uint8_t *N_ports,
uint8_t *j_cdm,
uint8_t *k_overline,
uint8_t *l_overline);
void free_nr_prach_entry(PHY_VARS_gNB *gNB, int prach_id);
openair1/PHY/NR_TRANSPORT/pucch_rx.c
+2 -2
View File
@@ -331,8 +331,8 @@ void nr_decode_pucch0(PHY_VARS_gNB *gNB,
corr[aa][l].r += xr[aa][l][n].r * idft12_re[seq_index][n] + xr[aa][l][n].i * idft12_im[seq_index][n];
corr[aa][l].i += xr[aa][l][n].r * idft12_im[seq_index][n] - xr[aa][l][n].i * idft12_re[seq_index][n];
}
corr[aa][l].r >>= 31;
corr[aa][l].i >>= 31;
corr[aa][l].r >>= 31;
corr[aa][l].i >>= 31;
}
}
LOG_D(PHY,"PUCCH IDFT[%d/%d] = (%ld,%ld)=>%f\n",
openair1/PHY/NR_UE_TRANSPORT/csi_rx.c
+678 -89
View File
@@ -33,16 +33,103 @@
#include <stdlib.h>
#include <string.h>
#include "executables/nr-softmodem-common.h"
#include "nr_transport_proto_ue.h"
#include "PHY/phy_extern_nr_ue.h"
#include "common/utils/nr/nr_common.h"
#include "PHY/NR_TRANSPORT/nr_transport_proto.h"
#include "PHY/NR_UE_ESTIMATION/filt16a_32.h"
// 10*log10(pow(2,30))
#define pow_2_30_dB 90
//#define NR_CSIRS_DEBUG
//#define NR_CSIIM_DEBUG
bool is_csi_rs_in_symbol(fapi_nr_dl_config_csirs_pdu_rel15_t csirs_config_pdu, int symbol) {
void nr_det_A_MF_2x2(int32_t *a_mf_00,
int32_t *a_mf_01,
int32_t *a_mf_10,
int32_t *a_mf_11,
int32_t *det_fin,
const unsigned short nb_rb) {
int16_t nr_conjug2[8]__attribute__((aligned(16))) = {1,-1,1,-1,1,-1,1,-1} ;
__m128i ad_re_128, bc_re_128, det_re_128;
__m128i *a_mf_00_128 = (__m128i *)a_mf_00;
__m128i *a_mf_01_128 = (__m128i *)a_mf_01;
__m128i *a_mf_10_128 = (__m128i *)a_mf_10;
__m128i *a_mf_11_128 = (__m128i *)a_mf_11;
__m128i *det_fin_128 = (__m128i *)det_fin;
for (int rb = 0; rb<3*nb_rb; rb++) {
//complex multiplication (I_a+jQ_a)(I_d+jQ_d) = (I_aI_d - Q_aQ_d) + j(Q_aI_d + I_aQ_d)
//The imag part is often zero, we compute only the real part
ad_re_128 = _mm_sign_epi16(a_mf_00_128[0],*(__m128i*)&nr_conjug2[0]);
ad_re_128 = _mm_madd_epi16(ad_re_128,a_mf_11_128[0]); //Re: I_a0*I_d0 - Q_a1*Q_d1
//complex multiplication (I_b+jQ_b)(I_c+jQ_c) = (I_bI_c - Q_bQ_c) + j(Q_bI_c + I_bQ_c)
//The imag part is often zero, we compute only the real part
bc_re_128 = _mm_sign_epi16(a_mf_01_128[0],*(__m128i*)&nr_conjug2[0]);
bc_re_128 = _mm_madd_epi16(bc_re_128,a_mf_10_128[0]); //Re: I_b0*I_c0 - Q_b1*Q_c1
det_re_128 = _mm_sub_epi32(ad_re_128, bc_re_128);
//det in Q30 format
det_fin_128[0] = _mm_abs_epi32(det_re_128);
det_fin_128+=1;
a_mf_00_128+=1;
a_mf_01_128+=1;
a_mf_10_128+=1;
a_mf_11_128+=1;
}
_mm_empty();
_m_empty();
}
void nr_squared_matrix_element(int32_t *a,
int32_t *a_sq,
const unsigned short nb_rb) {
__m128i *a_128 = (__m128i *)a;
__m128i *a_sq_128 = (__m128i *)a_sq;
for (int rb=0; rb<3*nb_rb; rb++) {
a_sq_128[0] = _mm_madd_epi16(a_128[0], a_128[0]);
a_sq_128+=1;
a_128+=1;
}
_mm_empty();
_m_empty();
}
void nr_numer_2x2(int32_t *a_00_sq,
int32_t *a_01_sq,
int32_t *a_10_sq,
int32_t *a_11_sq,
int32_t *num_fin,
const unsigned short nb_rb) {
__m128i *a_00_sq_128 = (__m128i *)a_00_sq;
__m128i *a_01_sq_128 = (__m128i *)a_01_sq;
__m128i *a_10_sq_128 = (__m128i *)a_10_sq;
__m128i *a_11_sq_128 = (__m128i *)a_11_sq;
__m128i *num_fin_128 = (__m128i *)num_fin;
for (int rb=0; rb<3*nb_rb; rb++) {
__m128i sq_a_plus_sq_d_128 = _mm_add_epi32(a_00_sq_128[0], a_11_sq_128[0]);
__m128i sq_b_plus_sq_c_128 = _mm_add_epi32(a_01_sq_128[0], a_10_sq_128[0]);
num_fin_128[0] = _mm_add_epi32(sq_a_plus_sq_d_128, sq_b_plus_sq_c_128);
num_fin_128+=1;
a_00_sq_128+=1;
a_01_sq_128+=1;
a_10_sq_128+=1;
a_11_sq_128+=1;
}
_mm_empty();
_m_empty();
}
bool is_csi_rs_in_symbol(const fapi_nr_dl_config_csirs_pdu_rel15_t csirs_config_pdu, const int symbol) {
bool ret = false;
@@ -90,17 +177,27 @@ bool is_csi_rs_in_symbol(fapi_nr_dl_config_csirs_pdu_rel15_t csirs_config_pdu, i
return ret;
}
int nr_get_csi_rs_signal(PHY_VARS_NR_UE *ue,
UE_nr_rxtx_proc_t *proc,
fapi_nr_dl_config_csirs_pdu_rel15_t *csirs_config_pdu,
nr_csi_rs_info_t *nr_csi_rs_info,
int32_t **csi_rs_received_signal) {
int nr_get_csi_rs_signal(const PHY_VARS_NR_UE *ue,
const UE_nr_rxtx_proc_t *proc,
const fapi_nr_dl_config_csirs_pdu_rel15_t *csirs_config_pdu,
const nr_csi_info_t *nr_csi_info,
const uint8_t N_cdm_groups,
const uint8_t CDM_group_size,
const uint8_t k_prime,
const uint8_t l_prime,
const uint8_t *j_cdm,
const uint8_t *k_overline,
const uint8_t *l_overline,
int32_t csi_rs_received_signal[][ue->frame_parms.samples_per_slot_wCP],
uint32_t *rsrp,
int *rsrp_dBm) {
int32_t **rxdataF = ue->common_vars.common_vars_rx_data_per_thread[proc->thread_id].rxdataF;
NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
const NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
uint16_t meas_count = 0;
uint32_t rsrp_sum = 0;
for (int ant_rx = 0; ant_rx < frame_parms->nb_antennas_rx; ant_rx++) {
memset(csi_rs_received_signal[ant_rx], 0, frame_parms->samples_per_frame_wCP*sizeof(int32_t));
for (int rb = csirs_config_pdu->start_rb; rb < (csirs_config_pdu->start_rb+csirs_config_pdu->nr_of_rbs); rb++) {
@@ -109,36 +206,41 @@ int nr_get_csi_rs_signal(PHY_VARS_NR_UE *ue,
continue;
}
for (int cdm_id = 0; cdm_id < nr_csi_rs_info->N_cdm_groups; cdm_id++) {
for (int s = 0; s < nr_csi_rs_info->CDM_group_size; s++) {
for (int cdm_id = 0; cdm_id < N_cdm_groups; cdm_id++) {
for (int s = 0; s < CDM_group_size; s++) {
// loop over frequency resource elements within a group
for (int kp = 0; kp <= nr_csi_rs_info->kprime; kp++) {
for (int kp = 0; kp <= k_prime; kp++) {
uint16_t k = (frame_parms->first_carrier_offset + (rb*NR_NB_SC_PER_RB)+nr_csi_rs_info->koverline[cdm_id] + kp) % frame_parms->ofdm_symbol_size;
uint16_t k = (frame_parms->first_carrier_offset + (rb*NR_NB_SC_PER_RB)+k_overline[cdm_id] + kp) % frame_parms->ofdm_symbol_size;
// loop over time resource elements within a group
for (int lp = 0; lp <= nr_csi_rs_info->lprime; lp++) {
uint16_t symb = lp + nr_csi_rs_info->loverline[cdm_id];
for (int lp = 0; lp <= l_prime; lp++) {
uint16_t symb = lp + l_overline[cdm_id];
uint64_t symbol_offset = symb*frame_parms->ofdm_symbol_size;
int16_t *rx_signal = (int16_t*)&rxdataF[ant_rx][symbol_offset];
int16_t *rx_csi_rs_signal = (int16_t*)&csi_rs_received_signal[ant_rx][symbol_offset];
rx_csi_rs_signal[k<<1] = rx_signal[k<<1];
rx_csi_rs_signal[(k<<1)+1] = rx_signal[(k<<1)+1];
c16_t *rx_signal = (c16_t*)&rxdataF[ant_rx][symbol_offset];
c16_t *rx_csi_rs_signal = (c16_t*)&csi_rs_received_signal[ant_rx][symbol_offset];
rx_csi_rs_signal[k].r = rx_signal[k].r;
rx_csi_rs_signal[k].i = rx_signal[k].i;
rsrp_sum += (((int32_t)(rx_csi_rs_signal[k].r)*rx_csi_rs_signal[k].r) +
((int32_t)(rx_csi_rs_signal[k].i)*rx_csi_rs_signal[k].i));
meas_count++;
#ifdef NR_CSIRS_DEBUG
int dataF_offset = proc->nr_slot_rx*ue->frame_parms.samples_per_slot_wCP;
uint16_t port_tx = s+nr_csi_rs_info->j[cdm_id]*nr_csi_rs_info->CDM_group_size;
int16_t *tx_csi_rs_signal = (int16_t*)&nr_csi_rs_info->csi_rs_generated_signal[port_tx][symbol_offset+dataF_offset];
uint16_t port_tx = s+j_cdm[cdm_id]*CDM_group_size;
c16_t *tx_csi_rs_signal = (c16_t*)&nr_csi_info->csi_rs_generated_signal[port_tx][symbol_offset+dataF_offset];
LOG_I(NR_PHY, "l,k (%2d,%4d) |\tport_tx %d (%4d,%4d)\tant_rx %d (%4d,%4d)\n",
symb,
k,
port_tx+3000,
tx_csi_rs_signal[k<<1],
tx_csi_rs_signal[(k<<1)+1],
tx_csi_rs_signal[k].r,
tx_csi_rs_signal[k].i,
ant_rx,
rx_csi_rs_signal[k<<1],
rx_csi_rs_signal[(k<<1)+1]);
rx_csi_rs_signal[k].r,
rx_csi_rs_signal[k].i);
#endif
}
}
@@ -147,10 +249,19 @@ int nr_get_csi_rs_signal(PHY_VARS_NR_UE *ue,
}
}
*rsrp = rsrp_sum/meas_count;
*rsrp_dBm = dB_fixed(*rsrp) + 30 - pow_2_30_dB
- ((int)openair0_cfg[0].rx_gain[0] - (int)openair0_cfg[0].rx_gain_offset[0]) - dB_fixed(ue->frame_parms.ofdm_symbol_size);
#ifdef NR_CSIRS_DEBUG
LOG_I(NR_PHY, "RSRP = %i (%i dBm)\n", *rsrp, *rsrp_dBm);
#endif
return 0;
}
uint32_t calc_power_csirs(uint16_t *x, fapi_nr_dl_config_csirs_pdu_rel15_t *csirs_config_pdu) {
uint32_t calc_power_csirs(const uint16_t *x, const fapi_nr_dl_config_csirs_pdu_rel15_t *csirs_config_pdu) {
uint64_t sum_x = 0;
uint64_t sum_x2 = 0;
uint16_t size = 0;
@@ -165,25 +276,38 @@ uint32_t calc_power_csirs(uint16_t *x, fapi_nr_dl_config_csirs_pdu_rel15_t *csir
return sum_x2/size - (sum_x/size)*(sum_x/size);
}
int nr_csi_rs_channel_estimation(PHY_VARS_NR_UE *ue,
UE_nr_rxtx_proc_t *proc,
fapi_nr_dl_config_csirs_pdu_rel15_t *csirs_config_pdu,
nr_csi_rs_info_t *nr_csi_rs_info,
int32_t **csi_rs_generated_signal,
int32_t **csi_rs_received_signal,
int32_t ***csi_rs_estimated_channel_freq,
int nr_csi_rs_channel_estimation(const PHY_VARS_NR_UE *ue,
const UE_nr_rxtx_proc_t *proc,
const fapi_nr_dl_config_csirs_pdu_rel15_t *csirs_config_pdu,
const nr_csi_info_t *nr_csi_info,
const int32_t **csi_rs_generated_signal,
const int32_t csi_rs_received_signal[][ue->frame_parms.samples_per_slot_wCP],
const uint8_t N_cdm_groups,
const uint8_t CDM_group_size,
const uint8_t k_prime,
const uint8_t l_prime,
const uint8_t N_ports,
const uint8_t *j_cdm,
const uint8_t *k_overline,
const uint8_t *l_overline,
int32_t csi_rs_ls_estimated_channel[][N_ports][ue->frame_parms.ofdm_symbol_size],
int32_t csi_rs_estimated_channel_freq[][N_ports][ue->frame_parms.ofdm_symbol_size],
int16_t *log2_re,
int16_t *log2_maxh,
uint32_t *noise_power) {
NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
int dataF_offset = proc->nr_slot_rx*ue->frame_parms.samples_per_slot_wCP;
const NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
const int dataF_offset = proc->nr_slot_rx*ue->frame_parms.samples_per_slot_wCP;
*noise_power = 0;
int maxh = 0;
int count = 0;
for (int ant_rx = 0; ant_rx < frame_parms->nb_antennas_rx; ant_rx++) {
/// LS channel estimation
for(uint16_t port_tx = 0; port_tx<nr_csi_rs_info->N_ports; port_tx++) {
memset(nr_csi_rs_info->csi_rs_ls_estimated_channel[ant_rx][port_tx], 0, frame_parms->ofdm_symbol_size*sizeof(int32_t));
for(uint16_t port_tx = 0; port_tx<N_ports; port_tx++) {
memset(csi_rs_ls_estimated_channel[ant_rx][port_tx], 0, frame_parms->ofdm_symbol_size*sizeof(int32_t));
}
for (int rb = csirs_config_pdu->start_rb; rb < (csirs_config_pdu->start_rb+csirs_config_pdu->nr_of_rbs); rb++) {
@@ -193,32 +317,32 @@ int nr_csi_rs_channel_estimation(PHY_VARS_NR_UE *ue,
continue;
}
for (int cdm_id = 0; cdm_id < nr_csi_rs_info->N_cdm_groups; cdm_id++) {
for (int s = 0; s < nr_csi_rs_info->CDM_group_size; s++) {
for (int cdm_id = 0; cdm_id < N_cdm_groups; cdm_id++) {
for (int s = 0; s < CDM_group_size; s++) {
uint16_t port_tx = s+nr_csi_rs_info->j[cdm_id]*nr_csi_rs_info->CDM_group_size;
uint16_t port_tx = s+j_cdm[cdm_id]*CDM_group_size;
// loop over frequency resource elements within a group
for (int kp = 0; kp <= nr_csi_rs_info->kprime; kp++) {
for (int kp = 0; kp <= k_prime; kp++) {
uint16_t kinit = (frame_parms->first_carrier_offset + rb*NR_NB_SC_PER_RB) % frame_parms->ofdm_symbol_size;
uint16_t k = kinit + nr_csi_rs_info->koverline[cdm_id] + kp;
uint16_t k = kinit + k_overline[cdm_id] + kp;
// loop over time resource elements within a group
for (int lp = 0; lp <= nr_csi_rs_info->lprime; lp++) {
uint16_t symb = lp + nr_csi_rs_info->loverline[cdm_id];
for (int lp = 0; lp <= l_prime; lp++) {
uint16_t symb = lp + l_overline[cdm_id];
uint64_t symbol_offset = symb*frame_parms->ofdm_symbol_size;
int16_t *tx_csi_rs_signal = (int16_t*)&csi_rs_generated_signal[port_tx][symbol_offset+dataF_offset];
int16_t *rx_csi_rs_signal = (int16_t*)&csi_rs_received_signal[ant_rx][symbol_offset];
int16_t *csi_rs_ls_estimated_channel = (int16_t*)&nr_csi_rs_info->csi_rs_ls_estimated_channel[ant_rx][port_tx][0];
c16_t *tx_csi_rs_signal = (c16_t*)&csi_rs_generated_signal[port_tx][symbol_offset+dataF_offset];
c16_t *rx_csi_rs_signal = (c16_t*)&csi_rs_received_signal[ant_rx][symbol_offset];
c16_t *csi_rs_ls_estimated_channel16 = (c16_t*)&csi_rs_ls_estimated_channel[ant_rx][port_tx][0];
int16_t csi_rs_ls_estimated_channel_re = (int16_t)(((int32_t)tx_csi_rs_signal[k<<1]*rx_csi_rs_signal[k<<1] + (int32_t)tx_csi_rs_signal[(k<<1)+1]*rx_csi_rs_signal[(k<<1)+1])>>nr_csi_rs_info->csi_rs_generated_signal_bits);
int16_t csi_rs_ls_estimated_channel_im = (int16_t)(((int32_t)tx_csi_rs_signal[k<<1]*rx_csi_rs_signal[(k<<1)+1] - (int32_t)tx_csi_rs_signal[(k<<1)+1]*rx_csi_rs_signal[k<<1])>>nr_csi_rs_info->csi_rs_generated_signal_bits);
int16_t csi_rs_ls_estimated_channel_re = (int16_t)(((int32_t)tx_csi_rs_signal[k].r*rx_csi_rs_signal[k].r + (int32_t)tx_csi_rs_signal[k].i*rx_csi_rs_signal[k].i)>>nr_csi_info->csi_rs_generated_signal_bits);
int16_t csi_rs_ls_estimated_channel_im = (int16_t)(((int32_t)tx_csi_rs_signal[k].r*rx_csi_rs_signal[k].i - (int32_t)tx_csi_rs_signal[k].i*rx_csi_rs_signal[k].r)>>nr_csi_info->csi_rs_generated_signal_bits);
// This is not just the LS estimation for each (k,l), but also the sum of the different contributions
// for the sake of optimizing the memory used.
csi_rs_ls_estimated_channel[kinit<<1] += csi_rs_ls_estimated_channel_re;
csi_rs_ls_estimated_channel[(kinit<<1)+1] += csi_rs_ls_estimated_channel_im;
csi_rs_ls_estimated_channel16[kinit].r += csi_rs_ls_estimated_channel_re;
csi_rs_ls_estimated_channel16[kinit].i += csi_rs_ls_estimated_channel_im;
}
}
}
@@ -232,16 +356,16 @@ int nr_csi_rs_channel_estimation(PHY_VARS_NR_UE *ue,
}
for(int k = 0; k<frame_parms->ofdm_symbol_size; k++) {
LOG_I(NR_PHY, "l,k (%2d,%4d) | ", symb, k);
for(uint16_t port_tx = 0; port_tx<nr_csi_rs_info->N_ports; port_tx++) {
for(uint16_t port_tx = 0; port_tx<N_ports; port_tx++) {
uint64_t symbol_offset = symb*frame_parms->ofdm_symbol_size;
int16_t *tx_csi_rs_signal = (int16_t*)&csi_rs_generated_signal[port_tx][symbol_offset+dataF_offset];
int16_t *rx_csi_rs_signal = (int16_t*)&csi_rs_received_signal[ant_rx][symbol_offset];
int16_t *csi_rs_ls_estimated_channel = (int16_t*)&nr_csi_rs_info->csi_rs_ls_estimated_channel[ant_rx][port_tx][0];
c16_t *tx_csi_rs_signal = (c16_t*)&csi_rs_generated_signal[port_tx][symbol_offset+dataF_offset];
c16_t *rx_csi_rs_signal = (c16_t*)&csi_rs_received_signal[ant_rx][symbol_offset];
c16_t *csi_rs_ls_estimated_channel16 = (c16_t*)&csi_rs_ls_estimated_channel[ant_rx][port_tx][0];
printf("port_tx %d --> ant_rx %d, tx (%4d,%4d), rx (%4d,%4d), ls (%4d,%4d) | ",
port_tx+3000, ant_rx,
tx_csi_rs_signal[k<<1], tx_csi_rs_signal[(k<<1)+1],
rx_csi_rs_signal[k<<1], rx_csi_rs_signal[(k<<1)+1],
csi_rs_ls_estimated_channel[k<<1], csi_rs_ls_estimated_channel[(k<<1)+1]);
tx_csi_rs_signal[k].r, tx_csi_rs_signal[k].i,
rx_csi_rs_signal[k].r, rx_csi_rs_signal[k].i,
csi_rs_ls_estimated_channel16[k].r, csi_rs_ls_estimated_channel16[k].i);
}
printf("\n");
}
@@ -250,7 +374,7 @@ int nr_csi_rs_channel_estimation(PHY_VARS_NR_UE *ue,
/// Channel interpolation
for(uint16_t port_tx = 0; port_tx<nr_csi_rs_info->N_ports; port_tx++) {
for(uint16_t port_tx = 0; port_tx<N_ports; port_tx++) {
memset(csi_rs_estimated_channel_freq[ant_rx][port_tx], 0, frame_parms->ofdm_symbol_size*sizeof(int32_t));
}
@@ -261,37 +385,40 @@ int nr_csi_rs_channel_estimation(PHY_VARS_NR_UE *ue,
continue;
}
count++;
uint16_t k = (frame_parms->first_carrier_offset + rb*NR_NB_SC_PER_RB) % frame_parms->ofdm_symbol_size;
for(uint16_t port_tx = 0; port_tx<nr_csi_rs_info->N_ports; port_tx++) {
int16_t *csi_rs_ls_estimated_channel = (int16_t*)&nr_csi_rs_info->csi_rs_ls_estimated_channel[ant_rx][port_tx][k];
for(uint16_t port_tx = 0; port_tx<N_ports; port_tx++) {
int16_t *csi_rs_ls_estimated_channel16 = (int16_t*)&csi_rs_ls_estimated_channel[ant_rx][port_tx][k];
int16_t *csi_rs_estimated_channel16 = (int16_t *)&csi_rs_estimated_channel_freq[ant_rx][port_tx][k];
if( (k == 0) || (k == frame_parms->first_carrier_offset) ) { // Start of OFDM symbol case or first occupied subcarrier case
multadd_real_vector_complex_scalar(filt24_start, csi_rs_ls_estimated_channel, csi_rs_estimated_channel16, 24);
multadd_real_vector_complex_scalar(filt24_start, csi_rs_ls_estimated_channel16, csi_rs_estimated_channel16, 24);
} else if( ( (k + NR_NB_SC_PER_RB) >= frame_parms->ofdm_symbol_size) ||
(rb == (csirs_config_pdu->start_rb+csirs_config_pdu->nr_of_rbs-1)) ) { // End of OFDM symbol case or Last occupied subcarrier case
multadd_real_vector_complex_scalar(filt24_end, csi_rs_ls_estimated_channel, csi_rs_estimated_channel16 - 3*sizeof(uint64_t), 24);
multadd_real_vector_complex_scalar(filt24_end, csi_rs_ls_estimated_channel16, csi_rs_estimated_channel16 - 3*sizeof(uint64_t), 24);
} else { // Middle case
multadd_real_vector_complex_scalar(filt24_middle, csi_rs_ls_estimated_channel, csi_rs_estimated_channel16 - 3*sizeof(uint64_t), 24);
multadd_real_vector_complex_scalar(filt24_middle, csi_rs_ls_estimated_channel16, csi_rs_estimated_channel16 - 3*sizeof(uint64_t), 24);
}
}
}
/// Power noise estimation
uint16_t noise_real[frame_parms->nb_antennas_rx][nr_csi_rs_info->N_ports][csirs_config_pdu->nr_of_rbs];
uint16_t noise_imag[frame_parms->nb_antennas_rx][nr_csi_rs_info->N_ports][csirs_config_pdu->nr_of_rbs];
uint16_t noise_real[frame_parms->nb_antennas_rx][N_ports][csirs_config_pdu->nr_of_rbs];
uint16_t noise_imag[frame_parms->nb_antennas_rx][N_ports][csirs_config_pdu->nr_of_rbs];
for (int rb = csirs_config_pdu->start_rb; rb < (csirs_config_pdu->start_rb+csirs_config_pdu->nr_of_rbs); rb++) {
if (csirs_config_pdu->freq_density <= 1 && csirs_config_pdu->freq_density != (rb % 2)) {
continue;
}
uint16_t k = (frame_parms->first_carrier_offset + rb*NR_NB_SC_PER_RB) % frame_parms->ofdm_symbol_size;
for(uint16_t port_tx = 0; port_tx<nr_csi_rs_info->N_ports; port_tx++) {
int16_t *csi_rs_ls_estimated_channel = (int16_t*)&nr_csi_rs_info->csi_rs_ls_estimated_channel[ant_rx][port_tx][k];
int16_t *csi_rs_estimated_channel16 = (int16_t *)&csi_rs_estimated_channel_freq[ant_rx][port_tx][k];
noise_real[ant_rx][port_tx][rb-csirs_config_pdu->start_rb] = abs(csi_rs_ls_estimated_channel[0]-csi_rs_estimated_channel16[0]);
noise_imag[ant_rx][port_tx][rb-csirs_config_pdu->start_rb] = abs(csi_rs_ls_estimated_channel[1]-csi_rs_estimated_channel16[1]);
for(uint16_t port_tx = 0; port_tx<N_ports; port_tx++) {
c16_t *csi_rs_ls_estimated_channel16 = (c16_t*)&csi_rs_ls_estimated_channel[ant_rx][port_tx][k];
c16_t *csi_rs_estimated_channel16 = (c16_t *)&csi_rs_estimated_channel_freq[ant_rx][port_tx][k];
noise_real[ant_rx][port_tx][rb-csirs_config_pdu->start_rb] = abs(csi_rs_ls_estimated_channel16->r-csi_rs_estimated_channel16->r);
noise_imag[ant_rx][port_tx][rb-csirs_config_pdu->start_rb] = abs(csi_rs_ls_estimated_channel16->i-csi_rs_estimated_channel16->i);
maxh = cmax3(maxh, abs(csi_rs_estimated_channel16->r), abs(csi_rs_estimated_channel16->i));
}
}
for(uint16_t port_tx = 0; port_tx<nr_csi_rs_info->N_ports; port_tx++) {
for(uint16_t port_tx = 0; port_tx<N_ports; port_tx++) {
*noise_power += (calc_power_csirs(noise_real[ant_rx][port_tx], csirs_config_pdu) + calc_power_csirs(noise_imag[ant_rx][port_tx],csirs_config_pdu));
}
@@ -301,13 +428,13 @@ int nr_csi_rs_channel_estimation(PHY_VARS_NR_UE *ue,
(k - frame_parms->first_carrier_offset)/NR_NB_SC_PER_RB :
(k + frame_parms->ofdm_symbol_size - frame_parms->first_carrier_offset)/NR_NB_SC_PER_RB;
LOG_I(NR_PHY, "(k = %4d) |\t", k);
for(uint16_t port_tx = 0; port_tx<nr_csi_rs_info->N_ports; port_tx++) {
int16_t *csi_rs_ls_estimated_channel = (int16_t*)&nr_csi_rs_info->csi_rs_ls_estimated_channel[ant_rx][port_tx][0];
int16_t *csi_rs_estimated_channel16 = (int16_t *)&csi_rs_estimated_channel_freq[ant_rx][port_tx][0];
for(uint16_t port_tx = 0; port_tx<N_ports; port_tx++) {
c16_t *csi_rs_ls_estimated_channel16 = (c16_t*)&csi_rs_ls_estimated_channel[ant_rx][port_tx][0];
c16_t *csi_rs_estimated_channel16 = (c16_t *)&csi_rs_estimated_channel_freq[ant_rx][port_tx][0];
printf("Channel port_tx %d --> ant_rx %d : ls (%4d,%4d), int (%4d,%4d), noise (%4d,%4d) | ",
port_tx+3000, ant_rx,
csi_rs_ls_estimated_channel[k<<1], csi_rs_ls_estimated_channel[(k<<1)+1],
csi_rs_estimated_channel16[k<<1], csi_rs_estimated_channel16[(k<<1)+1],
csi_rs_ls_estimated_channel16[k].r, csi_rs_ls_estimated_channel16[k].i,
csi_rs_estimated_channel16[k].r, csi_rs_estimated_channel16[k].i,
rb >= csirs_config_pdu->start_rb+csirs_config_pdu->nr_of_rbs ? 0 : noise_real[ant_rx][port_tx][rb-csirs_config_pdu->start_rb],
rb >= csirs_config_pdu->start_rb+csirs_config_pdu->nr_of_rbs ? 0 : noise_imag[ant_rx][port_tx][rb-csirs_config_pdu->start_rb]);
}
@@ -317,7 +444,9 @@ int nr_csi_rs_channel_estimation(PHY_VARS_NR_UE *ue,
}
*noise_power /= (frame_parms->nb_antennas_rx*nr_csi_rs_info->N_ports);
*noise_power /= (frame_parms->nb_antennas_rx*N_ports);
*log2_maxh = log2_approx(maxh-1);
*log2_re = log2_approx(count-1);
#ifdef NR_CSIRS_DEBUG
LOG_I(NR_PHY, "Noise power estimation based on CSI-RS: %i\n", *noise_power);
@@ -326,7 +455,371 @@ int nr_csi_rs_channel_estimation(PHY_VARS_NR_UE *ue,
return 0;
}
int nr_csi_rs_ri_estimation(const PHY_VARS_NR_UE *ue,
const fapi_nr_dl_config_csirs_pdu_rel15_t *csirs_config_pdu,
const nr_csi_info_t *nr_csi_info,
const uint8_t N_ports,
int32_t csi_rs_estimated_channel_freq[][N_ports][ue->frame_parms.ofdm_symbol_size],
const int16_t log2_maxh,
uint8_t *rank_indicator) {
const NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
const int16_t cond_dB_threshold = 5;
int count = 0;
*rank_indicator = 0;
if (ue->frame_parms.nb_antennas_rx == 1 || N_ports == 1) {
return 0;
} else if( !(ue->frame_parms.nb_antennas_rx == 2 && N_ports == 2) ) {
LOG_W(NR_PHY, "Rank indicator computation is not implemented for %i x %i system\n",
ue->frame_parms.nb_antennas_rx, N_ports);
return -1;
}
/* Example 2x2: Hh x H =
* | conjch00 conjch10 | x | ch00 ch01 | = | conjch00*ch00+conjch10*ch10 conjch00*ch01+conjch10*ch11 |
* | conjch01 conjch11 | | ch10 ch11 | | conjch01*ch00+conjch11*ch10 conjch01*ch01+conjch11*ch11 |
*/
int32_t csi_rs_estimated_conjch_ch[frame_parms->nb_antennas_rx][N_ports][frame_parms->nb_antennas_rx][N_ports][frame_parms->ofdm_symbol_size] __attribute__((aligned(32)));
int32_t csi_rs_estimated_A_MF[N_ports][N_ports][frame_parms->ofdm_symbol_size] __attribute__((aligned(32)));
int32_t csi_rs_estimated_A_MF_sq[N_ports][N_ports][frame_parms->ofdm_symbol_size] __attribute__((aligned(32)));
int32_t csi_rs_estimated_determ_fin[frame_parms->ofdm_symbol_size] __attribute__((aligned(32)));
int32_t csi_rs_estimated_numer_fin[frame_parms->ofdm_symbol_size] __attribute__((aligned(32)));
const uint8_t sum_shift = 1; // log2(2x2) = 2, which is a shift of 1 bit
for (int rb = csirs_config_pdu->start_rb; rb < (csirs_config_pdu->start_rb+csirs_config_pdu->nr_of_rbs); rb++) {
if (csirs_config_pdu->freq_density <= 1 && csirs_config_pdu->freq_density != (rb % 2)) {
continue;
}
uint16_t k = (frame_parms->first_carrier_offset + rb*NR_NB_SC_PER_RB) % frame_parms->ofdm_symbol_size;
for (int ant_rx_conjch = 0; ant_rx_conjch < frame_parms->nb_antennas_rx; ant_rx_conjch++) {
for(uint16_t port_tx_conjch = 0; port_tx_conjch < N_ports; port_tx_conjch++) {
for (int ant_rx_ch = 0; ant_rx_ch < frame_parms->nb_antennas_rx; ant_rx_ch++) {
for(uint16_t port_tx_ch = 0; port_tx_ch < N_ports; port_tx_ch++) {
// conjch x ch computation
nr_conjch0_mult_ch1(&csi_rs_estimated_channel_freq[ant_rx_conjch][port_tx_conjch][k],
&csi_rs_estimated_channel_freq[ant_rx_ch][port_tx_ch][k],
&csi_rs_estimated_conjch_ch[ant_rx_conjch][port_tx_conjch][ant_rx_ch][port_tx_ch][k],
1,
log2_maxh);
// construct Hh x H elements
if(ant_rx_conjch == ant_rx_ch) {
nr_a_sum_b((__m128i *)&csi_rs_estimated_A_MF[port_tx_conjch][port_tx_ch][k],
(__m128i *)&csi_rs_estimated_conjch_ch[ant_rx_conjch][port_tx_conjch][ant_rx_ch][port_tx_ch][k],
1);
}
}
}
}
}
// compute the determinant of A_MF (denominator)
nr_det_A_MF_2x2(&csi_rs_estimated_A_MF[0][0][k],
&csi_rs_estimated_A_MF[0][1][k],
&csi_rs_estimated_A_MF[1][0][k],
&csi_rs_estimated_A_MF[1][1][k],
&csi_rs_estimated_determ_fin[k],
1);
// compute the square of A_MF (numerator)
nr_squared_matrix_element(&csi_rs_estimated_A_MF[0][0][k], &csi_rs_estimated_A_MF_sq[0][0][k], 1);
nr_squared_matrix_element(&csi_rs_estimated_A_MF[0][1][k], &csi_rs_estimated_A_MF_sq[0][1][k], 1);
nr_squared_matrix_element(&csi_rs_estimated_A_MF[1][0][k], &csi_rs_estimated_A_MF_sq[1][0][k], 1);
nr_squared_matrix_element(&csi_rs_estimated_A_MF[1][1][k], &csi_rs_estimated_A_MF_sq[1][1][k], 1);
nr_numer_2x2(&csi_rs_estimated_A_MF_sq[0][0][k],
&csi_rs_estimated_A_MF_sq[0][1][k],
&csi_rs_estimated_A_MF_sq[1][0][k],
&csi_rs_estimated_A_MF_sq[1][1][k],
&csi_rs_estimated_numer_fin[k],
1);
#ifdef NR_CSIRS_DEBUG
for(uint16_t port_tx_conjch = 0; port_tx_conjch < N_ports; port_tx_conjch++) {
for(uint16_t port_tx_ch = 0; port_tx_ch < N_ports; port_tx_ch++) {
c16_t *csi_rs_estimated_A_MF_k = (c16_t *) &csi_rs_estimated_A_MF[port_tx_conjch][port_tx_ch][k];
LOG_I(NR_PHY, "(%i) csi_rs_estimated_A_MF[%i][%i] = (%i, %i)\n",
k, port_tx_conjch, port_tx_ch, csi_rs_estimated_A_MF_k->r, csi_rs_estimated_A_MF_k->i);
c16_t *csi_rs_estimated_A_MF_sq_k = (c16_t *) &csi_rs_estimated_A_MF_sq[port_tx_conjch][port_tx_ch][k];
LOG_I(NR_PHY, "(%i) csi_rs_estimated_A_MF_sq[%i][%i] = (%i, %i)\n",
k, port_tx_conjch, port_tx_ch, csi_rs_estimated_A_MF_sq_k->r, csi_rs_estimated_A_MF_sq_k->i);
}
}
LOG_I(NR_PHY, "(%i) csi_rs_estimated_determ_fin = %i\n", k, csi_rs_estimated_determ_fin[k]);
LOG_I(NR_PHY, "(%i) csi_rs_estimated_numer_fin = %i\n", k, csi_rs_estimated_numer_fin[k]>>sum_shift);
#endif
// compute the conditional number
for (int sc_idx=0; sc_idx < NR_NB_SC_PER_RB; sc_idx++) {
int8_t csi_rs_estimated_denum_db = dB_fixed(csi_rs_estimated_determ_fin[k + sc_idx]);
int8_t csi_rs_estimated_numer_db = dB_fixed(csi_rs_estimated_numer_fin[k + sc_idx]>>sum_shift);
int8_t cond_db = csi_rs_estimated_numer_db - csi_rs_estimated_denum_db;
#ifdef NR_CSIRS_DEBUG
LOG_I(NR_PHY, "csi_rs_estimated_denum_db = %i\n", csi_rs_estimated_denum_db);
LOG_I(NR_PHY, "csi_rs_estimated_numer_db = %i\n", csi_rs_estimated_numer_db);
LOG_I(NR_PHY, "cond_db = %i\n", cond_db);
#endif
if (cond_db < cond_dB_threshold) {
count++;
} else {
count--;
}
}
}
// conditional number is lower than cond_dB_threshold in half on more REs
if (count > 0) {
*rank_indicator = 1;
}
#ifdef NR_CSIRS_DEBUG
LOG_I(NR_PHY, "count = %i\n", count);
LOG_I(NR_PHY, "rank = %i\n", (*rank_indicator)+1);
#endif
return 0;
}
int nr_csi_rs_pmi_estimation(const PHY_VARS_NR_UE *ue,
const fapi_nr_dl_config_csirs_pdu_rel15_t *csirs_config_pdu,
const nr_csi_info_t *nr_csi_info,
const uint8_t N_ports,
const int32_t csi_rs_estimated_channel_freq[][N_ports][ue->frame_parms.ofdm_symbol_size],
const uint32_t interference_plus_noise_power,
const uint8_t rank_indicator,
const int16_t log2_re,
uint8_t *i1,
uint8_t *i2,
uint32_t *precoded_sinr_dB) {
const NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
memset(i1,0,3*sizeof(uint8_t));
i2[0] = 0;
// i1 is a three-element vector in the form of [i11 i12 i13], when CodebookType is specified as 'Type1SinglePanel'.
// Note that i13 is not applicable when the number of transmission layers is one of {1, 5, 6, 7, 8}.
// i2, for 'Type1SinglePanel' codebook type, it is a scalar when PMIMode is specified as 'wideband', and when PMIMode
// is specified as 'subband' or when PRGSize, the length of the i2 vector equals to the number of subbands or PRGs.
// Note that when the number of CSI-RS ports is 2, the applicable codebook type is 'Type1SinglePanel'. In this case,
// the precoding matrix is obtained by a single index (i2 field here) based on TS 38.214 Table 5.2.2.2.1-1.
// The first column is applicable if the UE is reporting a Rank = 1, whereas the second column is applicable if the
// UE is reporting a Rank = 2.
if(N_ports == 1 || interference_plus_noise_power == 0) {
return 0;
}
if(rank_indicator == 0 || rank_indicator == 1) {
int32_t sum_re[4] = {0};
int32_t sum_im[4] = {0};
int32_t sum2_re[4] = {0};
int32_t sum2_im[4] = {0};
int32_t tested_precoded_sinr[4] = {0};
for (int rb = csirs_config_pdu->start_rb; rb < (csirs_config_pdu->start_rb+csirs_config_pdu->nr_of_rbs); rb++) {
if (csirs_config_pdu->freq_density <= 1 && csirs_config_pdu->freq_density != (rb % 2)) {
continue;
}
uint16_t k = (frame_parms->first_carrier_offset + rb * NR_NB_SC_PER_RB) % frame_parms->ofdm_symbol_size;
for (int ant_rx = 0; ant_rx < frame_parms->nb_antennas_rx; ant_rx++) {
c16_t *csi_rs_estimated_channel_p0 = (c16_t *) &csi_rs_estimated_channel_freq[ant_rx][0][k];
c16_t *csi_rs_estimated_channel_p1 = (c16_t *) &csi_rs_estimated_channel_freq[ant_rx][1][k];
// H_p0 + 1*H_p1 = (H_p0_re + H_p1_re) + 1j*(H_p0_im + H_p1_im)
sum_re[0] += (csi_rs_estimated_channel_p0->r+csi_rs_estimated_channel_p1->r);
sum_im[0] += (csi_rs_estimated_channel_p0->i+csi_rs_estimated_channel_p1->i);
sum2_re[0] += ((csi_rs_estimated_channel_p0->r+csi_rs_estimated_channel_p1->r)*(csi_rs_estimated_channel_p0->r+csi_rs_estimated_channel_p1->r))>>log2_re;
sum2_im[0] += ((csi_rs_estimated_channel_p0->i+csi_rs_estimated_channel_p1->i)*(csi_rs_estimated_channel_p0->i+csi_rs_estimated_channel_p1->i))>>log2_re;
// H_p0 + 1j*H_p1 = (H_p0_re - H_p1_im) + 1j*(H_p0_im + H_p1_re)
sum_re[1] += (csi_rs_estimated_channel_p0->r-csi_rs_estimated_channel_p1->i);
sum_im[1] += (csi_rs_estimated_channel_p0->i+csi_rs_estimated_channel_p1->r);
sum2_re[1] += ((csi_rs_estimated_channel_p0->r-csi_rs_estimated_channel_p1->i)*(csi_rs_estimated_channel_p0->r-csi_rs_estimated_channel_p1->i))>>log2_re;
sum2_im[1] += ((csi_rs_estimated_channel_p0->i+csi_rs_estimated_channel_p1->r)*(csi_rs_estimated_channel_p0->i+csi_rs_estimated_channel_p1->r))>>log2_re;
// H_p0 - 1*H_p1 = (H_p0_re - H_p1_re) + 1j*(H_p0_im - H_p1_im)
sum_re[2] += (csi_rs_estimated_channel_p0->r-csi_rs_estimated_channel_p1->r);
sum_im[2] += (csi_rs_estimated_channel_p0->i-csi_rs_estimated_channel_p1->i);
sum2_re[2] += ((csi_rs_estimated_channel_p0->r-csi_rs_estimated_channel_p1->r)*(csi_rs_estimated_channel_p0->r-csi_rs_estimated_channel_p1->r))>>log2_re;
sum2_im[2] += ((csi_rs_estimated_channel_p0->i-csi_rs_estimated_channel_p1->i)*(csi_rs_estimated_channel_p0->i-csi_rs_estimated_channel_p1->i))>>log2_re;
// H_p0 - 1j*H_p1 = (H_p0_re + H_p1_im) + 1j*(H_p0_im - H_p1_re)
sum_re[3] += (csi_rs_estimated_channel_p0->r+csi_rs_estimated_channel_p1->i);
sum_im[3] += (csi_rs_estimated_channel_p0->i-csi_rs_estimated_channel_p1->r);
sum2_re[3] += ((csi_rs_estimated_channel_p0->r+csi_rs_estimated_channel_p1->i)*(csi_rs_estimated_channel_p0->r+csi_rs_estimated_channel_p1->i))>>log2_re;
sum2_im[3] += ((csi_rs_estimated_channel_p0->i-csi_rs_estimated_channel_p1->r)*(csi_rs_estimated_channel_p0->i-csi_rs_estimated_channel_p1->r))>>log2_re;
}
}
// We should perform >>nr_csi_info->log2_re here for all terms, but since sum2_re and sum2_im can be high values,
// we performed this above.
for(int p = 0; p<4; p++) {
int32_t power_re = sum2_re[p] - (sum_re[p]>>log2_re)*(sum_re[p]>>log2_re);
int32_t power_im = sum2_im[p] - (sum_im[p]>>log2_re)*(sum_im[p]>>log2_re);
tested_precoded_sinr[p] = (power_re+power_im)/(int32_t)interference_plus_noise_power;
}
if(rank_indicator == 0) {
for(int tested_i2 = 0; tested_i2 < 4; tested_i2++) {
if(tested_precoded_sinr[tested_i2] > tested_precoded_sinr[i2[0]]) {
i2[0] = tested_i2;
}
}
*precoded_sinr_dB = dB_fixed(tested_precoded_sinr[i2[0]]);
} else {
i2[0] = tested_precoded_sinr[0]+tested_precoded_sinr[2] > tested_precoded_sinr[1]+tested_precoded_sinr[3] ? 0 : 1;
*precoded_sinr_dB = dB_fixed((tested_precoded_sinr[i2[0]] + tested_precoded_sinr[i2[0]+2])>>1);
}
} else {
LOG_W(NR_PHY, "PMI computation is not implemented for rank indicator %i\n", rank_indicator+1);
return -1;
}
return 0;
}
int nr_csi_rs_cqi_estimation(const uint32_t precoded_sinr,
uint8_t *cqi) {
*cqi = 0;
// Default SINR table for an AWGN channel for SISO scenario, considering 0.1 BLER condition and TS 38.214 Table 5.2.2.1-2
if(precoded_sinr>0 && precoded_sinr<=2) {
*cqi = 4;
} else if(precoded_sinr==3) {
*cqi = 5;
} else if(precoded_sinr>3 && precoded_sinr<=5) {
*cqi = 6;
} else if(precoded_sinr>5 && precoded_sinr<=7) {
*cqi = 7;
} else if(precoded_sinr>7 && precoded_sinr<=9) {
*cqi = 8;
} else if(precoded_sinr==10) {
*cqi = 9;
} else if(precoded_sinr>10 && precoded_sinr<=12) {
*cqi = 10;
} else if(precoded_sinr>12 && precoded_sinr<=15) {
*cqi = 11;
} else if(precoded_sinr==16) {
*cqi = 12;
} else if(precoded_sinr>16 && precoded_sinr<=18) {
*cqi = 13;
} else if(precoded_sinr==19) {
*cqi = 14;
} else if(precoded_sinr>19) {
*cqi = 15;
}
return 0;
}
int nr_csi_im_power_estimation(const PHY_VARS_NR_UE *ue,
const UE_nr_rxtx_proc_t *proc,
const fapi_nr_dl_config_csiim_pdu_rel15_t *csiim_config_pdu,
uint32_t *interference_plus_noise_power) {
int32_t **rxdataF = ue->common_vars.common_vars_rx_data_per_thread[proc->thread_id].rxdataF;
const NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
const uint16_t end_rb = csiim_config_pdu->start_rb + csiim_config_pdu->nr_of_rbs > csiim_config_pdu->bwp_size ?
csiim_config_pdu->bwp_size : csiim_config_pdu->start_rb + csiim_config_pdu->nr_of_rbs;
int32_t count = 0;
int32_t sum_re = 0;
int32_t sum_im = 0;
int32_t sum2_re = 0;
int32_t sum2_im = 0;
int l_csiim[4] = {-1, -1, -1, -1};
for(int symb_idx = 0; symb_idx < 4; symb_idx++) {
uint8_t symb = csiim_config_pdu->l_csiim[symb_idx];
bool done = false;
for (int symb_idx2 = 0; symb_idx2 < symb_idx; symb_idx2++) {
if (l_csiim[symb_idx2] == symb) {
done = true;
}
}
if (done) {
continue;
}
l_csiim[symb_idx] = symb;
uint64_t symbol_offset = symb*frame_parms->ofdm_symbol_size;
for (int ant_rx = 0; ant_rx < frame_parms->nb_antennas_rx; ant_rx++) {
c16_t *rx_signal = (c16_t*)&rxdataF[ant_rx][symbol_offset];
for (int rb = csiim_config_pdu->start_rb; rb < end_rb; rb++) {
uint16_t sc0_offset = (frame_parms->first_carrier_offset + rb*NR_NB_SC_PER_RB) % frame_parms->ofdm_symbol_size;
for (int sc_idx = 0; sc_idx<4; sc_idx++) {
uint16_t sc = sc0_offset + csiim_config_pdu->k_csiim[sc_idx];
#ifdef NR_CSIIM_DEBUG
LOG_I(NR_PHY, "(ant_rx %i, sc %i) real %i, imag %i\n", ant_rx, rb, rx_signal[sc].r, rx_signal[sc].i);
#endif
sum_re += rx_signal[sc].r;
sum_im += rx_signal[sc].i;
sum2_re += rx_signal[sc].r*rx_signal[sc].r;
sum2_im += rx_signal[sc].i*rx_signal[sc].i;
count++;
}
}
}
}
int32_t power_re = sum2_re/count - (sum_re/count)*(sum_re/count);
int32_t power_im = sum2_im/count - (sum_im/count)*(sum_im/count);
*interference_plus_noise_power = power_re + power_im;
#ifdef NR_CSIIM_DEBUG
LOG_I(NR_PHY, "interference_plus_noise_power based on CSI-IM = %i\n", *interference_plus_noise_power);
#endif
return 0;
}
int nr_ue_csi_im_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, uint8_t gNB_id) {
if(!ue->csiim_vars[gNB_id]->active) {
return -1;
}
const fapi_nr_dl_config_csiim_pdu_rel15_t *csiim_config_pdu = (fapi_nr_dl_config_csiim_pdu_rel15_t*)&ue->csiim_vars[gNB_id]->csiim_config_pdu;
#ifdef NR_CSIIM_DEBUG
LOG_I(NR_PHY, "csiim_config_pdu->bwp_size = %i\n", csiim_config_pdu->bwp_size);
LOG_I(NR_PHY, "csiim_config_pdu->bwp_start = %i\n", csiim_config_pdu->bwp_start);
LOG_I(NR_PHY, "csiim_config_pdu->subcarrier_spacing = %i\n", csiim_config_pdu->subcarrier_spacing);
LOG_I(NR_PHY, "csiim_config_pdu->start_rb = %i\n", csiim_config_pdu->start_rb);
LOG_I(NR_PHY, "csiim_config_pdu->nr_of_rbs = %i\n", csiim_config_pdu->nr_of_rbs);
LOG_I(NR_PHY, "csiim_config_pdu->k_csiim = %i.%i.%i.%i\n", csiim_config_pdu->k_csiim[0], csiim_config_pdu->k_csiim[1], csiim_config_pdu->k_csiim[2], csiim_config_pdu->k_csiim[3]);
LOG_I(NR_PHY, "csiim_config_pdu->l_csiim = %i.%i.%i.%i\n", csiim_config_pdu->l_csiim[0], csiim_config_pdu->l_csiim[1], csiim_config_pdu->l_csiim[2], csiim_config_pdu->l_csiim[3]);
#endif
nr_csi_im_power_estimation(ue, proc, csiim_config_pdu, &ue->nr_csi_info->interference_plus_noise_power);
ue->nr_csi_info->csi_im_meas_computed = true;
return 0;
}
@@ -336,7 +829,7 @@ int nr_ue_csi_rs_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, uint8_t
return -1;
}
fapi_nr_dl_config_csirs_pdu_rel15_t *csirs_config_pdu = (fapi_nr_dl_config_csirs_pdu_rel15_t*)&ue->csirs_vars[gNB_id]->csirs_config_pdu;
const fapi_nr_dl_config_csirs_pdu_rel15_t *csirs_config_pdu = (fapi_nr_dl_config_csirs_pdu_rel15_t*)&ue->csirs_vars[gNB_id]->csirs_config_pdu;
#ifdef NR_CSIRS_DEBUG
LOG_I(NR_PHY, "csirs_config_pdu->subcarrier_spacing = %i\n", csirs_config_pdu->subcarrier_spacing);
@@ -355,26 +848,122 @@ int nr_ue_csi_rs_procedures(PHY_VARS_NR_UE *ue, UE_nr_rxtx_proc_t *proc, uint8_t
LOG_I(NR_PHY, "csirs_config_pdu->power_control_offset_ss = %i\n", csirs_config_pdu->power_control_offset_ss);
#endif
nr_generate_csi_rs(ue->frame_parms,
ue->nr_csi_rs_info->csi_rs_generated_signal,
const NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
int32_t csi_rs_received_signal[frame_parms->nb_antennas_rx][frame_parms->samples_per_slot_wCP];
uint8_t N_cdm_groups = 0;
uint8_t CDM_group_size = 0;
uint8_t k_prime = 0;
uint8_t l_prime = 0;
uint8_t N_ports = 0;
uint8_t j_cdm[16];
uint8_t k_overline[16];
uint8_t l_overline[16];
int16_t log2_re = 0;
int16_t log2_maxh = 0;
uint32_t rsrp = 0;
int rsrp_dBm = 0;
uint32_t noise_power = 0;
uint8_t rank_indicator = 0;
uint32_t precoded_sinr_dB = 0;
uint8_t cqi = 0;
uint8_t i1[3];
uint8_t i2[1];
nr_generate_csi_rs(frame_parms,
ue->nr_csi_info->csi_rs_generated_signal,
AMP,
ue->nr_csi_rs_info,
ue->nr_csi_info,
(nfapi_nr_dl_tti_csi_rs_pdu_rel15_t *) csirs_config_pdu,
proc->nr_slot_rx);
proc->nr_slot_rx,
&N_cdm_groups,
&CDM_group_size,
&k_prime,
&l_prime,
&N_ports,
j_cdm,
k_overline,
l_overline);
int32_t csi_rs_ls_estimated_channel[frame_parms->nb_antennas_rx][N_ports][frame_parms->ofdm_symbol_size];
int32_t csi_rs_estimated_channel_freq[frame_parms->nb_antennas_rx][N_ports][frame_parms->ofdm_symbol_size];
nr_get_csi_rs_signal(ue,
proc,
csirs_config_pdu,
ue->nr_csi_rs_info,
ue->nr_csi_rs_info->csi_rs_received_signal);
ue->nr_csi_info,
N_cdm_groups,
CDM_group_size,
k_prime,
l_prime,
j_cdm,
k_overline,
l_overline,
csi_rs_received_signal,
&rsrp,
&rsrp_dBm);
nr_csi_rs_channel_estimation(ue,
proc,
csirs_config_pdu,
ue->nr_csi_rs_info,
ue->nr_csi_rs_info->csi_rs_generated_signal,
ue->nr_csi_rs_info->csi_rs_received_signal,
ue->nr_csi_rs_info->csi_rs_estimated_channel_freq,
ue->nr_csi_rs_info->noise_power);
ue->nr_csi_info,
(const int32_t **) ue->nr_csi_info->csi_rs_generated_signal,
csi_rs_received_signal,
N_cdm_groups,
CDM_group_size,
k_prime,
l_prime,
N_ports,
j_cdm,
k_overline,
l_overline,
csi_rs_ls_estimated_channel,
csi_rs_estimated_channel_freq,
&log2_re,
&log2_maxh,
&noise_power);
nr_csi_rs_ri_estimation(ue,
csirs_config_pdu,
ue->nr_csi_info,
N_ports,
csi_rs_estimated_channel_freq,
log2_maxh,
&rank_indicator);
nr_csi_rs_pmi_estimation(ue,
csirs_config_pdu,
ue->nr_csi_info,
N_ports,
csi_rs_estimated_channel_freq,
ue->nr_csi_info->csi_im_meas_computed ? ue->nr_csi_info->interference_plus_noise_power : noise_power,
rank_indicator,
log2_re,
i1,
i2,
&precoded_sinr_dB);
nr_csi_rs_cqi_estimation(precoded_sinr_dB, &cqi);
LOG_I(NR_PHY, "RSRP = %i dBm, RI = %i, i1 = %i.%i.%i, i2 = %i, SINR = %i dB, CQI = %i\n",
rsrp_dBm, rank_indicator+1, i1[0], i1[1], i1[2], i2[0], precoded_sinr_dB, cqi);
// Send CSI measurements to MAC
fapi_nr_csirs_measurements_t csirs_measurements;
csirs_measurements.rsrp = rsrp;
csirs_measurements.rsrp_dBm = rsrp_dBm;
csirs_measurements.rank_indicator = rank_indicator;
csirs_measurements.i1 = *i1;
csirs_measurements.i2 = *i2;
csirs_measurements.cqi = cqi;
nr_downlink_indication_t dl_indication;
fapi_nr_rx_indication_t *rx_ind = calloc(sizeof(*rx_ind),1);
nr_fill_dl_indication(&dl_indication, NULL, rx_ind, proc, ue, gNB_id, NULL);
nr_fill_rx_indication(rx_ind, FAPI_NR_CSIRS_IND, gNB_id, ue, NULL, NULL, 1, proc, (void *)&csirs_measurements);
if (ue->if_inst && ue->if_inst->dl_indication) {
ue->if_inst->dl_indication(&dl_indication, NULL);
} else {
free(rx_ind);
}
return 0;
}
openair1/PHY/NR_UE_TRANSPORT/nr_initial_sync.c
+1 -1
View File
@@ -362,7 +362,7 @@ int nr_initial_sync(UE_nr_rxtx_proc_t *proc,
nr_gold_pdsch(ue, i, ue->scramblingID_dlsch[i]);
}
nr_init_csi_rs(fp, ue->nr_csi_rs_info->nr_gold_csi_rs, fp->Nid_cell);
nr_init_csi_rs(fp, ue->nr_csi_info->nr_gold_csi_rs, fp->Nid_cell);
// initialize the pusch dmrs
for (int i=0; i<NR_NB_NSCID; i++) {
openair1/PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h
+8 -16
View File
@@ -855,10 +855,6 @@ void construct_HhH_elements(int *ch0conj_ch0,
int32_t *after_mf_11,
unsigned short nb_rb);
void squared_matrix_element(int32_t *Hh_h_00,
int32_t *Hh_h_00_sq,
unsigned short nb_rb);
void dlsch_channel_level_TM34_meas(int *ch00,
int *ch01,
int *ch10,
@@ -885,19 +881,15 @@ void nr_dlsch_detection_mrc(int **rxdataF_comp,
unsigned short nb_rb,
int length);
void det_HhH(int32_t *after_mf_00,
int32_t *after_mf_01,
int32_t *after_mf_10,
int32_t *after_mf_11,
int32_t *det_fin_128,
unsigned short nb_rb);
void nr_conjch0_mult_ch1(int *ch0,
int *ch1,
int32_t *ch0conj_ch1,
unsigned short nb_rb,
unsigned char output_shift0);
void numer(int32_t *Hh_h_00_sq,
int32_t *Hh_h_01_sq,
int32_t *Hh_h_10_sq,
int32_t *Hh_h_11_sq,
int32_t *num_fin,
unsigned short nb_rb);
void nr_a_sum_b(__m128i *input_x,
__m128i *input_y,
unsigned short nb_rb);
uint8_t rank_estimation_tm3_tm4(int *dl_ch_estimates_00,
int *dl_ch_estimates_01,
openair1/PHY/defs_gNB.h
+2 -2
View File
@@ -765,8 +765,8 @@ typedef struct PHY_VARS_gNB_s {
/// SRS variables
nr_srs_info_t *nr_srs_info[NUMBER_OF_NR_SRS_MAX];
/// CSI-RS variables
nr_csi_rs_info_t *nr_csi_rs_info;
/// CSI variables
nr_csi_info_t *nr_csi_info;
uint8_t pbch_configured;
char gNB_generate_rar;
openair1/PHY/defs_nr_UE.h
+2 -2
View File
@@ -878,8 +878,8 @@ typedef struct {
/// SRS variables
nr_srs_info_t *nr_srs_info;
/// CSI-RS variables
nr_csi_rs_info_t *nr_csi_rs_info;
/// CSI variables
nr_csi_info_t *nr_csi_info;
//#if defined(UPGRADE_RAT_NR)
#if 1
openair1/PHY/defs_nr_common.h
+4 -13
View File
@@ -43,6 +43,7 @@
#define nr_slot_t lte_subframe_t
#define MAX_NUM_SUBCARRIER_SPACING 5
#define NR_MAX_OFDM_SYMBOL_SIZE 4096
#define NR_NB_SC_PER_RB 12
#define NR_NB_REG_PER_CCE 6
@@ -247,23 +248,13 @@ typedef struct {
} nr_srs_info_t;
typedef struct {
uint8_t N_cdm_groups;
uint8_t CDM_group_size;
uint8_t kprime;
uint8_t lprime;
uint8_t N_ports;
uint8_t j[16];
uint8_t koverline[16];
uint8_t loverline[16];
uint16_t csi_gold_init;
uint32_t ***nr_gold_csi_rs;
uint8_t csi_rs_generated_signal_bits;
int32_t **csi_rs_generated_signal;
int32_t **csi_rs_received_signal;
int32_t ***csi_rs_ls_estimated_channel;
int32_t ***csi_rs_estimated_channel_freq;
uint32_t *noise_power;
} nr_csi_rs_info_t;
bool csi_im_meas_computed;
uint32_t interference_plus_noise_power;
} nr_csi_info_t;
typedef struct NR_DL_FRAME_PARMS NR_DL_FRAME_PARMS;
openair1/SCHED_NR/phy_procedures_nr_gNB.c
+1 -1
View File
@@ -172,7 +172,7 @@ void phy_procedures_gNB_TX(processingData_L1tx_t *msgTx,
if (csirs->active == 1) {
LOG_D(PHY, "CSI-RS generation started in frame %d.%d\n",frame,slot);
nfapi_nr_dl_tti_csi_rs_pdu_rel15_t *csi_params = &csirs->csirs_pdu.csi_rs_pdu_rel15;
nr_generate_csi_rs(gNB->frame_parms, gNB->common_vars.txdataF, AMP, gNB->nr_csi_rs_info, csi_params, slot);
nr_generate_csi_rs(&gNB->frame_parms, gNB->common_vars.txdataF, AMP, gNB->nr_csi_info, csi_params, slot, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
csirs->active = 0;
}
}
openair1/SCHED_NR_UE/defs.h
+1 -1
View File
@@ -405,7 +405,7 @@ void nr_fill_rx_indication(fapi_nr_rx_indication_t *rx_ind,
NR_UE_DLSCH_t *dlsch1,
uint16_t n_pdus,
UE_nr_rxtx_proc_t *proc,
void * typeSpecific);
void *typeSpecific);
bool nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
UE_nr_rxtx_proc_t *proc,
openair1/SCHED_NR_UE/fapi_nr_ue_l1.c
+1 -1
View File
@@ -393,7 +393,7 @@ int8_t nr_ue_scheduled_response(nr_scheduled_response_t *scheduled_response){
case FAPI_NR_DL_CONFIG_TYPE_CSI_IM:
csiim_config_pdu = &dl_config->dl_config_list[i].csiim_config_pdu.csiim_config_rel15;
memcpy((void*)&(csiim_vars->csiim_config_pdu), (void*)csiim_config_pdu, sizeof(fapi_nr_dl_config_csiim_pdu_rel15_t));
csirs_vars->active = true;
csiim_vars->active = true;
break;
case FAPI_NR_DL_CONFIG_TYPE_CSI_RS:
csirs_config_pdu = &dl_config->dl_config_list[i].csirs_config_pdu.csirs_config_rel15;
openair1/SCHED_NR_UE/phy_procedures_nr_ue.c
+20 -3
View File
@@ -121,9 +121,8 @@ void nr_fill_rx_indication(fapi_nr_rx_indication_t *rx_ind,
NR_UE_DLSCH_t *dlsch0,
NR_UE_DLSCH_t *dlsch1,
uint16_t n_pdus,
UE_nr_rxtx_proc_t *proc,
void * typeSpecific){
UE_nr_rxtx_proc_t *proc,
void *typeSpecific){
NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
@@ -176,6 +175,11 @@ void nr_fill_rx_indication(fapi_nr_rx_indication_t *rx_ind,
rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.ssb_start_subcarrier = frame_parms->ssb_start_subcarrier;
rx_ind->rx_indication_body[n_pdus - 1].ssb_pdu.rsrp_dBm = ue->measurements.rsrp_dBm[gNB_id];
break;
case FAPI_NR_CSIRS_IND:
memcpy(&rx_ind->rx_indication_body[n_pdus - 1].csirs_measurements,
(fapi_nr_csirs_measurements_t*)typeSpecific,
sizeof(*(fapi_nr_csirs_measurements_t*)typeSpecific));
break;
default:
break;
}
@@ -1691,6 +1695,19 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,
// do procedures for CSI-IM
if ((ue->csiim_vars[gNB_id]) && (ue->csiim_vars[gNB_id]->active == 1)) {
int l_csiim[4] = {-1, -1, -1, -1};
for(int symb_idx = 0; symb_idx < 4; symb_idx++) {
bool nr_slot_fep_done = false;
for (int symb_idx2 = 0; symb_idx2 < symb_idx; symb_idx2++) {
if (l_csiim[symb_idx2] == ue->csiim_vars[gNB_id]->csiim_config_pdu.l_csiim[symb_idx]) {
nr_slot_fep_done = true;
}
}
l_csiim[symb_idx] = ue->csiim_vars[gNB_id]->csiim_config_pdu.l_csiim[symb_idx];
if(nr_slot_fep_done == false) {
nr_slot_fep(ue, proc, ue->csiim_vars[gNB_id]->csiim_config_pdu.l_csiim[symb_idx], nr_slot_rx);
}
}
nr_ue_csi_im_procedures(ue, proc, gNB_id);
ue->csiim_vars[gNB_id]->active = 0;
}
openair1/SIMULATION/NR_PHY/dlschsim.c
+11 -11
View File
@@ -114,16 +114,16 @@ int main(int argc, char **argv)
//int run_initial_sync=0;
int loglvl = OAILOG_WARNING;
uint8_t dlsch_threads = 0;
float target_error_rate = 0.01;
uint64_t SSB_positions=0x01;
uint16_t nb_symb_sch = 12;
uint16_t nb_rb = 50;
uint8_t Imcs = 9;
uint8_t mcs_table = 0;
double DS_TDL = .03;
cpuf = get_cpu_freq_GHz();
char gNBthreads[128]="n";
int Tbslbrm = 950984;
float target_error_rate = 0.01;
uint64_t SSB_positions=0x01;
uint16_t nb_symb_sch = 12;
uint16_t nb_rb = 50;
uint8_t Imcs = 9;
uint8_t mcs_table = 0;
double DS_TDL = .03;
cpuf = get_cpu_freq_GHz();
char gNBthreads[128]="n";
int Tbslbrm = 950984;
if (load_configmodule(argc, argv, CONFIG_ENABLECMDLINEONLY) == 0) {
exit_fun("[NR_DLSCHSIM] Error, configuration module init failed\n");
@@ -299,7 +299,7 @@ int main(int argc, char **argv)
break;
case 'X':
strncpy(gNBthreads, optarg, sizeof(gNBthreads));
strncpy(gNBthreads, optarg, sizeof(gNBthreads)-1);
gNBthreads[sizeof(gNBthreads)-1]=0;
break;
openair1/SIMULATION/NR_PHY/dlsim.c
+1 -1
View File
@@ -670,7 +670,7 @@ int main(int argc, char **argv)
break;
case 'X':
strncpy(gNBthreads, optarg, sizeof(gNBthreads));
strncpy(gNBthreads, optarg, sizeof(gNBthreads)-1);
gNBthreads[sizeof(gNBthreads)-1]=0;
break;
openair1/SIMULATION/NR_PHY/nr_dummy_functions.c
+1 -1
View File
@@ -40,4 +40,4 @@ void nr_fill_rx_indication(fapi_nr_rx_indication_t *rx_ind,
NR_UE_DLSCH_t *dlsch1,
uint16_t n_pdus,
UE_nr_rxtx_proc_t *proc,
void * typeSpecific ) {}
void *typeSpecific ) {}
openair2/GNB_APP/gnb_paramdef.h
+2 -2
View File
@@ -158,9 +158,9 @@ typedef enum {
{GNB_CONFIG_STRING_NRCELLID, NULL, 0, u64ptr:NULL, defint64val:1, TYPE_UINT64, 0}, \
{GNB_CONFIG_STRING_MINRXTXTIME, NULL, 0, iptr:NULL, defintval:2, TYPE_INT, 0}, \
{GNB_CONFIG_STRING_ULPRBBLACKLIST, NULL, 0, strptr:NULL, defstrval:"", TYPE_STRING, 0}, \
{GNB_CONFIG_STRING_UMONDEFAULTDRB, NULL, 0, uptr:NULL, defuintval:0, TYPE_UINT, 0}, \
{GNB_CONFIG_STRING_UMONDEFAULTDRB, NULL, 0, uptr:NULL, defuintval:0, TYPE_UINT, 0}, \
{GNB_CONFIG_STRING_FORCE256QAMOFF, GNB_CONFIG_HLP_FORCE256QAMOFF, PARAMFLAG_BOOL, iptr:NULL, defintval:0, TYPE_INT, 0}, \
{GNB_CONFIG_STRING_ENABLE_SDAP, GNB_CONFIG_HLP_STRING_ENABLE_SDAP, PARAMFLAG_BOOL, iptr:NULL, defintval:0, TYPE_INT, 0} \
{GNB_CONFIG_STRING_ENABLE_SDAP, GNB_CONFIG_HLP_STRING_ENABLE_SDAP, PARAMFLAG_BOOL, iptr:NULL, defintval:0, TYPE_INT, 0}, \
}
#define GNB_GNB_ID_IDX 0
openair2/LAYER2/NR_MAC_COMMON/nr_mac.h
+34
View File
@@ -39,6 +39,7 @@
#include <stdbool.h>
#include "NR_SubcarrierSpacing.h"
#include "NR_CSI-ReportConfig.h"
#include "openair1/SCHED_NR_UE/harq_nr.h"
#define NR_SHORT_BSR_TABLE_SIZE 32
@@ -63,6 +64,7 @@
#define CCCH_PAYLOAD_SIZE_MAX 512
#define RAR_PAYLOAD_SIZE_MAX 128
#define MAX_BWP_SIZE 275
#define MAX_CSI_REPORTCONFIG 48
typedef enum frequency_range_e {
FR1 = 0,
@@ -512,5 +514,37 @@ typedef struct Type0_PDCCH_CSS_config_s {
bool active;
} NR_Type0_PDCCH_CSS_config_t;
typedef struct {
uint8_t nb_ssbri_cri;
uint8_t cri_ssbri_bitlen;
uint8_t rsrp_bitlen;
uint8_t diff_rsrp_bitlen;
} L1_RSRP_bitlen_t;
typedef struct{
uint8_t ri_restriction;
uint8_t cri_bitlen;
uint8_t ri_bitlen;
uint8_t li_bitlen[8];
uint8_t pmi_x1_bitlen[8];
uint8_t pmi_x2_bitlen[8];
uint8_t cqi_bitlen[8];
} CSI_Meas_bitlen_t;
typedef struct nr_csi_report {
NR_CSI_ReportConfig__reportQuantity_PR reportQuantity_type;
long periodicity;
uint16_t offset;
long ** SSB_Index_list;
long ** CSI_Index_list;
// uint8_t nb_of_nzp_csi_report;
uint8_t nb_of_csi_ssb_report;
L1_RSRP_bitlen_t CSI_report_bitlen;
CSI_Meas_bitlen_t csi_meas_bitlen;
int codebook_mode;
int N1;
int N2;
} nr_csi_report_t;
#endif /*__LAYER2_MAC_H__ */
openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c
+518
View File
@@ -4221,3 +4221,521 @@ bool set_ul_ptrs_values(NR_PTRS_UplinkConfig_t *ul_ptrs_config,
}
return valid;
}
//! Calculating number of bits set
uint8_t number_of_bits_set(uint8_t buf) {
uint8_t nb_of_bits_set = 0;
uint8_t mask = 0xff;
uint8_t index = 0;
for (index=7; (buf & mask) && (index>=0) ; index--){
if (buf & (1<<index))
nb_of_bits_set++;
mask>>=1;
}
return nb_of_bits_set;
}
void compute_rsrp_bitlen(struct NR_CSI_ReportConfig *csi_reportconfig,
uint8_t nb_resources,
nr_csi_report_t *csi_report) {
if (NR_CSI_ReportConfig__groupBasedBeamReporting_PR_disabled == csi_reportconfig->groupBasedBeamReporting.present) {
if (NULL != csi_reportconfig->groupBasedBeamReporting.choice.disabled->nrofReportedRS)
csi_report->CSI_report_bitlen.nb_ssbri_cri = *(csi_reportconfig->groupBasedBeamReporting.choice.disabled->nrofReportedRS)+1;
else
/*! From Spec 38.331
* nrofReportedRS
* The number (N) of measured RS resources to be reported per report setting in a non-group-based report. N <= N_max, where N_max is either 2 or 4 depending on UE
* capability. FFS: The signaling mechanism for the gNB to select a subset of N beams for the UE to measure and report.
* When the field is absent the UE applies the value 1
*/
csi_report->CSI_report_bitlen.nb_ssbri_cri= 1;
} else
csi_report->CSI_report_bitlen.nb_ssbri_cri= 2;
if (nb_resources) {
csi_report->CSI_report_bitlen.cri_ssbri_bitlen =ceil(log2 (nb_resources));
csi_report->CSI_report_bitlen.rsrp_bitlen = 7; //From spec 38.212 Table 6.3.1.1.2-6: CRI, SSBRI, and RSRP
csi_report->CSI_report_bitlen.diff_rsrp_bitlen =4; //From spec 38.212 Table 6.3.1.1.2-6: CRI, SSBRI, and RSRP
} else {
csi_report->CSI_report_bitlen.cri_ssbri_bitlen =0;
csi_report->CSI_report_bitlen.rsrp_bitlen = 0;
csi_report->CSI_report_bitlen.diff_rsrp_bitlen =0;
}
}
uint8_t compute_ri_bitlen(struct NR_CSI_ReportConfig *csi_reportconfig,
nr_csi_report_t *csi_report) {
struct NR_CodebookConfig *codebookConfig = csi_reportconfig->codebookConfig;
uint8_t nb_allowed_ri, ri_bitlen;
uint8_t ri_restriction = 0;
if (codebookConfig == NULL) {
csi_report->csi_meas_bitlen.ri_bitlen=0;
return ri_restriction;
}
// codebook type1 single panel
if (NR_CodebookConfig__codebookType__type1__subType_PR_typeI_SinglePanel==codebookConfig->codebookType.choice.type1->subType.present){
struct NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel *type1single = codebookConfig->codebookType.choice.type1->subType.choice.typeI_SinglePanel;
if (type1single->nrOfAntennaPorts.present == NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts_PR_two){
ri_restriction = csi_reportconfig->codebookConfig->codebookType.choice.type1->subType.choice.typeI_SinglePanel->typeI_SinglePanel_ri_Restriction.buf[0];
nb_allowed_ri = number_of_bits_set(ri_restriction);
ri_bitlen = ceil(log2(nb_allowed_ri));
ri_bitlen = ri_bitlen<1?ri_bitlen:1; //from the spec 38.212 and table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel
csi_report->csi_meas_bitlen.ri_bitlen=ri_bitlen;
}
if (type1single->nrOfAntennaPorts.present == NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts_PR_moreThanTwo){
if (type1single->nrOfAntennaPorts.choice.moreThanTwo->n1_n2.present ==
NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_two_one_TypeI_SinglePanel_Restriction) {
// 4 ports
ri_restriction = csi_reportconfig->codebookConfig->codebookType.choice.type1->subType.choice.typeI_SinglePanel->typeI_SinglePanel_ri_Restriction.buf[0];
nb_allowed_ri = number_of_bits_set(ri_restriction);
ri_bitlen = ceil(log2(nb_allowed_ri));
ri_bitlen = ri_bitlen<2?ri_bitlen:2; //from the spec 38.212 and table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel
csi_report->csi_meas_bitlen.ri_bitlen=ri_bitlen;
}
else {
// more than 4 ports
ri_restriction = csi_reportconfig->codebookConfig->codebookType.choice.type1->subType.choice.typeI_SinglePanel->typeI_SinglePanel_ri_Restriction.buf[0];
nb_allowed_ri = number_of_bits_set(ri_restriction);
ri_bitlen = ceil(log2(nb_allowed_ri));
csi_report->csi_meas_bitlen.ri_bitlen=ri_bitlen;
}
}
return ri_restriction;
}
else
AssertFatal(1==0,"Other configurations not yet implemented\n");
return -1;
}
void compute_li_bitlen(struct NR_CSI_ReportConfig *csi_reportconfig,
uint8_t ri_restriction,
nr_csi_report_t *csi_report) {
struct NR_CodebookConfig *codebookConfig = csi_reportconfig->codebookConfig;
for(int i=0; i<8; i++) {
if (codebookConfig == NULL || ((ri_restriction>>i)&0x01) == 0)
csi_report->csi_meas_bitlen.li_bitlen[i]=0;
else {
// codebook type1 single panel
if (NR_CodebookConfig__codebookType__type1__subType_PR_typeI_SinglePanel==codebookConfig->codebookType.choice.type1->subType.present)
csi_report->csi_meas_bitlen.li_bitlen[i]=ceil(log2(i+1))<2?ceil(log2(i+1)):2;
else
AssertFatal(1==0,"Other configurations not yet implemented\n");
}
}
}
void get_n1n2_o1o2_singlepanel(int *n1, int *n2, int *o1, int *o2,
struct NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo *morethantwo) {
// Table 5.2.2.2.1-2 in 38.214 for supported configurations
switch(morethantwo->n1_n2.present){
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_two_one_TypeI_SinglePanel_Restriction):
*n1 = 2;
*n2 = 1;
*o1 = 4;
*o2 = 1;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_two_two_TypeI_SinglePanel_Restriction):
*n1 = 2;
*n2 = 2;
*o1 = 4;
*o2 = 4;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_four_one_TypeI_SinglePanel_Restriction):
*n1 = 4;
*n2 = 1;
*o1 = 4;
*o2 = 1;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_three_two_TypeI_SinglePanel_Restriction):
*n1 = 3;
*n2 = 2;
*o1 = 4;
*o2 = 4;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_six_one_TypeI_SinglePanel_Restriction):
*n1 = 6;
*n2 = 1;
*o1 = 4;
*o2 = 1;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_four_two_TypeI_SinglePanel_Restriction):
*n1 = 4;
*n2 = 2;
*o1 = 4;
*o2 = 4;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_eight_one_TypeI_SinglePanel_Restriction):
*n1 = 8;
*n2 = 1;
*o1 = 4;
*o2 = 1;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_four_three_TypeI_SinglePanel_Restriction):
*n1 = 4;
*n2 = 3;
*o1 = 4;
*o2 = 4;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_six_two_TypeI_SinglePanel_Restriction):
*n1 = 4;
*n2 = 2;
*o1 = 4;
*o2 = 4;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_twelve_one_TypeI_SinglePanel_Restriction):
*n1 = 12;
*n2 = 1;
*o1 = 4;
*o2 = 1;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_four_four_TypeI_SinglePanel_Restriction):
*n1 = 4;
*n2 = 4;
*o1 = 4;
*o2 = 4;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_eight_two_TypeI_SinglePanel_Restriction):
*n1 = 8;
*n2 = 2;
*o1 = 4;
*o2 = 4;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_sixteen_one_TypeI_SinglePanel_Restriction):
*n1 = 16;
*n2 = 1;
*o1 = 4;
*o2 = 1;
break;
default:
AssertFatal(1==0,"Not supported configuration for n1_n2 in codebook configuration");
}
}
void get_x1x2_bitlen_singlepanel(int n1, int n2, int o1, int o2,
int *x1, int *x2, int rank, int codebook_mode) {
// Table 6.3.1.1.2-1 in 38.212
switch(rank){
case 1:
if(n2>1) {
if (codebook_mode == 1) {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 2;
}
else {
*x1 = ceil(log2(n1*o1/2)) + ceil(log2(n2*o2/2));
*x2 = 4;
}
}
else{
if (codebook_mode == 1) {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 2;
}
else {
*x1 = ceil(log2(n1*o1/2));
*x2 = 4;
}
}
break;
case 2:
if(n1*n2 == 2) {
if (codebook_mode == 1) {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 1;
}
else {
*x1 = ceil(log2(n1*o1/2));
*x2 = 3;
}
*x1 += 1;
}
else {
if(n2>1) {
if (codebook_mode == 1) {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 3;
}
else {
*x1 = ceil(log2(n1*o1/2)) + ceil(log2(n2*o2/2));
*x2 = 3;
}
}
else{
if (codebook_mode == 1) {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 1;
}
else {
*x1 = ceil(log2(n1*o1/2));
*x2 = 3;
}
}
*x1 += 2;
}
break;
case 3:
case 4:
if(n1*n2 == 2) {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 1;
}
else {
if(n1*n2 >= 8) {
*x1 = ceil(log2(n1*o1/2)) + ceil(log2(n2*o2)) + 2;
*x2 = 1;
}
else {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2)) + 2;
*x2 = 1;
}
}
break;
case 5:
case 6:
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 1;
break;
case 7:
case 8:
if(n1 == 4 && n2 == 1) {
*x1 = ceil(log2(n1*o1/2)) + ceil(log2(n2*o2));
*x2 = 1;
}
else {
if(n1 > 2 && n2 == 2) {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2/2));
*x2 = 1;
}
else {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 1;
}
}
break;
default:
AssertFatal(1==0,"Invalid rank in x1 x2 bit length computation\n");
}
}
void compute_pmi_bitlen(struct NR_CSI_ReportConfig *csi_reportconfig,
uint8_t ri_restriction,
nr_csi_report_t *csi_report) {
struct NR_CodebookConfig *codebookConfig = csi_reportconfig->codebookConfig;
for(int i=0; i<8; i++) {
csi_report->csi_meas_bitlen.pmi_x1_bitlen[i]=0;
csi_report->csi_meas_bitlen.pmi_x2_bitlen[i]=0;
if (codebookConfig == NULL || ((ri_restriction>>i)&0x01) == 0)
return;
else {
if(codebookConfig->codebookType.present == NR_CodebookConfig__codebookType_PR_type1) {
if(codebookConfig->codebookType.choice.type1->subType.present == NR_CodebookConfig__codebookType__type1__subType_PR_typeI_SinglePanel) {
if(codebookConfig->codebookType.choice.type1->subType.choice.typeI_SinglePanel->nrOfAntennaPorts.present ==
NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts_PR_two) {
csi_report->N1 = 1;
csi_report->N2 = 1;
if (i==0)
csi_report->csi_meas_bitlen.pmi_x2_bitlen[i]=2;
if (i==1)
csi_report->csi_meas_bitlen.pmi_x2_bitlen[i]=1;
}
else { // more than two
int n1,n2,o1,o2,x1,x2;
get_n1n2_o1o2_singlepanel(&n1,&n2,&o1,&o2,codebookConfig->codebookType.choice.type1->subType.choice.typeI_SinglePanel->nrOfAntennaPorts.choice.moreThanTwo);
get_x1x2_bitlen_singlepanel(n1,n2,o1,o2,&x1,&x2,i+1,codebookConfig->codebookType.choice.type1->codebookMode);
csi_report->N1 = n1;
csi_report->N2 = n2;
csi_report->codebook_mode = codebookConfig->codebookType.choice.type1->codebookMode;
csi_report->csi_meas_bitlen.pmi_x1_bitlen[i]=x1;
csi_report->csi_meas_bitlen.pmi_x2_bitlen[i]=x2;
}
}
else
AssertFatal(1==0,"Type1 Multi-panel Codebook Config not yet implemented\n");
}
else
AssertFatal(1==0,"Type2 Codebook Config not yet implemented\n");
}
}
}
void compute_cqi_bitlen(struct NR_CSI_ReportConfig *csi_reportconfig,
uint8_t ri_restriction,
nr_csi_report_t *csi_report) {
struct NR_CodebookConfig *codebookConfig = csi_reportconfig->codebookConfig;
struct NR_CSI_ReportConfig__reportFreqConfiguration *freq_config = csi_reportconfig->reportFreqConfiguration;
if (*freq_config->cqi_FormatIndicator == NR_CSI_ReportConfig__reportFreqConfiguration__cqi_FormatIndicator_widebandCQI) {
for(int i=0; i<8; i++) {
if ((ri_restriction>>i)&0x01) {
csi_report->csi_meas_bitlen.cqi_bitlen[i] = 4;
if(codebookConfig != NULL) {
if (NR_CodebookConfig__codebookType__type1__subType_PR_typeI_SinglePanel == codebookConfig->codebookType.choice.type1->subType.present){
struct NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel *type1single = codebookConfig->codebookType.choice.type1->subType.choice.typeI_SinglePanel;
if (type1single->nrOfAntennaPorts.present == NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts_PR_moreThanTwo) {
if (type1single->nrOfAntennaPorts.choice.moreThanTwo->n1_n2.present >
NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_two_one_TypeI_SinglePanel_Restriction) {
// more than 4 antenna ports
if (i > 4)
csi_report->csi_meas_bitlen.cqi_bitlen[i] += 4; // CQI for second TB
}
}
}
}
}
else
csi_report->csi_meas_bitlen.cqi_bitlen[i] = 0;
}
}
else
AssertFatal(1==0,"Sub-band CQI reporting not yet supported");
}
//!TODO : same function can be written to handle csi_resources
void compute_csi_bitlen(NR_CSI_MeasConfig_t *csi_MeasConfig, nr_csi_report_t *csi_report_template) {
uint8_t csi_report_id = 0;
uint8_t nb_resources = 0;
NR_CSI_ReportConfig__reportQuantity_PR reportQuantity_type;
NR_CSI_ResourceConfigId_t csi_ResourceConfigId;
struct NR_CSI_ResourceConfig *csi_resourceconfig;
// for each CSI measurement report configuration (list of CSI-ReportConfig)
LOG_D(NR_MAC,"Searching %d csi_reports\n",csi_MeasConfig->csi_ReportConfigToAddModList->list.count);
for (csi_report_id=0; csi_report_id < csi_MeasConfig->csi_ReportConfigToAddModList->list.count; csi_report_id++){
struct NR_CSI_ReportConfig *csi_reportconfig = csi_MeasConfig->csi_ReportConfigToAddModList->list.array[csi_report_id];
// MAC structure for CSI measurement reports (per UE and per report)
nr_csi_report_t *csi_report = &csi_report_template[csi_report_id];
// csi-ResourceConfigId of a CSI-ResourceConfig included in the configuration
// (either CSI-RS or SSB)
csi_ResourceConfigId = csi_reportconfig->resourcesForChannelMeasurement;
// looking for CSI-ResourceConfig
int found_resource = 0;
int csi_resourceidx = 0;
while (found_resource == 0 && csi_resourceidx < csi_MeasConfig->csi_ResourceConfigToAddModList->list.count) {
csi_resourceconfig = csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[csi_resourceidx];
if ( csi_resourceconfig->csi_ResourceConfigId == csi_ResourceConfigId)
found_resource = 1;
csi_resourceidx++;
}
AssertFatal(found_resource==1,"Not able to found any CSI-ResourceConfig with csi-ResourceConfigId %ld\n",
csi_ResourceConfigId);
long resourceType = csi_resourceconfig->resourceType;
reportQuantity_type = csi_reportconfig->reportQuantity.present;
csi_report->reportQuantity_type = reportQuantity_type;
// setting the CSI or SSB index list
if (NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP == csi_report->reportQuantity_type) {
for (int csi_idx = 0; csi_idx < csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.count; csi_idx++) {
if (csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.array[csi_idx]->csi_SSB_ResourceSetId ==
*(csi_resourceconfig->csi_RS_ResourceSetList.choice.nzp_CSI_RS_SSB->csi_SSB_ResourceSetList->list.array[0])){
//We can configure only one SSB resource set from spec 38.331 IE CSI-ResourceConfig
nb_resources= csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.array[csi_idx]->csi_SSB_ResourceList.list.count;
csi_report->SSB_Index_list = csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.array[csi_idx]->csi_SSB_ResourceList.list.array;
csi_report->CSI_Index_list = NULL;
break;
}
}
}
else {
if (resourceType == NR_CSI_ResourceConfig__resourceType_periodic) {
AssertFatal(csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList != NULL,
"Wrong settings! Report quantity requires CSI-RS but csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList is NULL\n");
for (int csi_idx = 0; csi_idx < csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.count; csi_idx++) {
if (csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.array[csi_idx]->nzp_CSI_ResourceSetId ==
*(csi_resourceconfig->csi_RS_ResourceSetList.choice.nzp_CSI_RS_SSB->nzp_CSI_RS_ResourceSetList->list.array[0])) {
//For periodic and semi-persistent CSI Resource Settings, the number of CSI-RS Resource Sets configured is limited to S=1 for spec 38.212
nb_resources = csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.array[csi_idx]->nzp_CSI_RS_Resources.list.count;
csi_report->CSI_Index_list = csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.array[csi_idx]->nzp_CSI_RS_Resources.list.array;
csi_report->SSB_Index_list = NULL;
break;
}
}
}
else AssertFatal(1==0,"Only periodic resource configuration currently supported\n");
}
LOG_D(NR_MAC,"nb_resources %d\n",nb_resources);
// computation of bit length depending on the report type
switch(reportQuantity_type){
case (NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP):
compute_rsrp_bitlen(csi_reportconfig, nb_resources, csi_report);
break;
case (NR_CSI_ReportConfig__reportQuantity_PR_cri_RSRP):
compute_rsrp_bitlen(csi_reportconfig, nb_resources, csi_report);
break;
case (NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_CQI):
csi_report->csi_meas_bitlen.cri_bitlen=ceil(log2(nb_resources));
csi_report->csi_meas_bitlen.ri_restriction = compute_ri_bitlen(csi_reportconfig, csi_report);
compute_cqi_bitlen(csi_reportconfig, csi_report->csi_meas_bitlen.ri_restriction, csi_report);
break;
case (NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_PMI_CQI):
csi_report->csi_meas_bitlen.cri_bitlen=ceil(log2(nb_resources));
csi_report->csi_meas_bitlen.ri_restriction = compute_ri_bitlen(csi_reportconfig, csi_report);
compute_cqi_bitlen(csi_reportconfig, csi_report->csi_meas_bitlen.ri_restriction, csi_report);
compute_pmi_bitlen(csi_reportconfig, csi_report->csi_meas_bitlen.ri_restriction, csi_report);
break;
case (NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_LI_PMI_CQI):
csi_report->csi_meas_bitlen.cri_bitlen=ceil(log2(nb_resources));
csi_report->csi_meas_bitlen.ri_restriction = compute_ri_bitlen(csi_reportconfig, csi_report);
compute_li_bitlen(csi_reportconfig, csi_report->csi_meas_bitlen.ri_restriction, csi_report);
compute_cqi_bitlen(csi_reportconfig, csi_report->csi_meas_bitlen.ri_restriction, csi_report);
compute_pmi_bitlen(csi_reportconfig, csi_report->csi_meas_bitlen.ri_restriction, csi_report);
break;
default:
AssertFatal(1==0,"Not yet supported CSI report quantity type");
}
}
}
uint16_t nr_get_csi_bitlen(nr_csi_report_t *csi_report_template, uint8_t csi_report_id) {
uint16_t csi_bitlen = 0;
uint16_t max_bitlen = 0;
L1_RSRP_bitlen_t *CSI_report_bitlen = NULL;
CSI_Meas_bitlen_t *csi_meas_bitlen = NULL;
if (csi_report_template[csi_report_id].reportQuantity_type == NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP ||
csi_report_template[csi_report_id].reportQuantity_type == NR_CSI_ReportConfig__reportQuantity_PR_cri_RSRP) {
CSI_report_bitlen = &(csi_report_template[csi_report_id].CSI_report_bitlen); // This might need to be moodif for Aperiodic CSI-RS measurements
csi_bitlen += ((CSI_report_bitlen->cri_ssbri_bitlen * CSI_report_bitlen->nb_ssbri_cri) +
CSI_report_bitlen->rsrp_bitlen +(CSI_report_bitlen->diff_rsrp_bitlen *
(CSI_report_bitlen->nb_ssbri_cri -1 )));
} else {
csi_meas_bitlen = &(csi_report_template[csi_report_id].csi_meas_bitlen); //This might need to be moodif for Aperiodic CSI-RS measurements
uint16_t temp_bitlen;
for (int i=0; i<8; i++) {
temp_bitlen = (csi_meas_bitlen->cri_bitlen+
csi_meas_bitlen->ri_bitlen+
csi_meas_bitlen->li_bitlen[i]+
csi_meas_bitlen->cqi_bitlen[i]+
csi_meas_bitlen->pmi_x1_bitlen[i]+
csi_meas_bitlen->pmi_x2_bitlen[i]);
if(temp_bitlen>max_bitlen)
max_bitlen = temp_bitlen;
}
csi_bitlen += max_bitlen;
}
return csi_bitlen;
}
openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h
+33 -1
View File
@@ -105,7 +105,7 @@ uint8_t get_pusch_mcs_table(long *mcs_Table,
uint8_t compute_nr_root_seq(NR_RACH_ConfigCommon_t *rach_config,
uint8_t nb_preambles,
uint8_t unpaired,
frequency_range_t);
frequency_range_t);
int ul_ant_bits(NR_DMRS_UplinkConfig_t *NR_DMRS_UplinkConfig,long transformPrecoder);
@@ -234,4 +234,36 @@ void nr_mac_gNB_rrc_ul_failure_reset(const module_id_t Mod_instP,
const frame_t frameP,
const sub_frame_t subframeP,
const rnti_t rntiP);
uint8_t number_of_bits_set(uint8_t buf);
void compute_rsrp_bitlen(struct NR_CSI_ReportConfig *csi_reportconfig,
uint8_t nb_resources,
nr_csi_report_t *csi_report);
uint8_t compute_ri_bitlen(struct NR_CSI_ReportConfig *csi_reportconfig,
nr_csi_report_t *csi_report);
void compute_li_bitlen(struct NR_CSI_ReportConfig *csi_reportconfig,
uint8_t ri_restriction,
nr_csi_report_t *csi_report);
void get_n1n2_o1o2_singlepanel(int *n1, int *n2, int *o1, int *o2,
struct NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo *morethantwo);
void get_x1x2_bitlen_singlepanel(int n1, int n2, int o1, int o2,
int *x1, int *x2, int rank, int codebook_mode);
void compute_pmi_bitlen(struct NR_CSI_ReportConfig *csi_reportconfig,
uint8_t ri_restriction,
nr_csi_report_t *csi_report);
void compute_cqi_bitlen(struct NR_CSI_ReportConfig *csi_reportconfig,
uint8_t ri_restriction,
nr_csi_report_t *csi_report);
void compute_csi_bitlen(NR_CSI_MeasConfig_t *csi_MeasConfig, nr_csi_report_t *csi_report_template);
uint16_t nr_get_csi_bitlen(nr_csi_report_t *csi_report_template, uint8_t csi_report_id);
#endif
openair2/LAYER2/NR_MAC_UE/mac_defs.h
+5
View File
@@ -399,6 +399,11 @@ typedef struct {
/// measured SSB RSRP in dBm
short ssb_rsrp_dBm;
nr_csi_report_t csi_report_template[MAX_CSI_REPORTCONFIG];
/// measurements from CSI-RS
fapi_nr_csirs_measurements_t csirs_measurements;
/// Last NDI of UL HARQ processes
uint8_t UL_ndi[NR_MAX_HARQ_PROCESSES];
/// first ULTX of UL HARQ processes
openair2/LAYER2/NR_MAC_UE/mac_proto.h
+13
View File
@@ -194,6 +194,7 @@ int nr_get_sf_retxBSRTimer(uint8_t retxBSR_Timer);
int8_t nr_ue_process_dci(module_id_t module_id, int cc_id, uint8_t gNB_index, frame_t frame, int slot, dci_pdu_rel15_t *dci, fapi_nr_dci_indication_pdu_t *dci_ind);
int nr_ue_process_dci_indication_pdu(module_id_t module_id, int cc_id, int gNB_index, frame_t frame, int slot, fapi_nr_dci_indication_pdu_t *dci);
int8_t nr_ue_process_csirs_measurements(module_id_t module_id, frame_t frame, int slot, fapi_nr_csirs_measurements_t *csirs_measurements);
uint32_t get_ssb_frame(uint32_t test);
@@ -213,6 +214,18 @@ uint8_t get_ssb_rsrp_payload(NR_UE_MAC_INST_t *mac,
NR_CSI_ResourceConfigId_t csi_ResourceConfigId,
NR_CSI_MeasConfig_t *csi_MeasConfig);
uint8_t get_csirs_RI_PMI_CQI_payload(NR_UE_MAC_INST_t *mac,
PUCCH_sched_t *pucch,
struct NR_CSI_ReportConfig *csi_reportconfig,
NR_CSI_ResourceConfigId_t csi_ResourceConfigId,
NR_CSI_MeasConfig_t *csi_MeasConfig);
uint8_t get_csirs_RSRP_payload(NR_UE_MAC_INST_t *mac,
PUCCH_sched_t *pucch,
struct NR_CSI_ReportConfig *csi_reportconfig,
NR_CSI_ResourceConfigId_t csi_ResourceConfigId,
NR_CSI_MeasConfig_t *csi_MeasConfig);
uint8_t nr_get_csi_payload(NR_UE_MAC_INST_t *mac,
PUCCH_sched_t *pucch,
int csi_report_id,
openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
+132 -2
View File
@@ -1462,6 +1462,16 @@ int8_t nr_ue_process_dci(module_id_t module_id, int cc_id, uint8_t gNB_index, fr
}
int8_t nr_ue_process_csirs_measurements(module_id_t module_id,
frame_t frame,
int slot,
fapi_nr_csirs_measurements_t *csirs_measurements) {
LOG_D(NR_MAC,"(%d.%d) Received CSI-RS measurements\n", frame, slot);
NR_UE_MAC_INST_t *mac = get_mac_inst(module_id);
memcpy(&mac->csirs_measurements, csirs_measurements, sizeof(*csirs_measurements));
return 0;
}
void set_harq_status(NR_UE_MAC_INST_t *mac,
uint8_t pucch_id,
uint8_t harq_id,
@@ -2564,13 +2574,17 @@ uint8_t nr_get_csi_payload(NR_UE_MAC_INST_t *mac,
case NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP:
n_csi_bits = get_ssb_rsrp_payload(mac,pucch,csi_reportconfig,csi_ResourceConfigId,csi_MeasConfig);
break;
case NR_CSI_ReportConfig__reportQuantity_PR_cri_RSRP:
case NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_PMI_CQI:
n_csi_bits = get_csirs_RI_PMI_CQI_payload(mac,pucch,csi_reportconfig,csi_ResourceConfigId,csi_MeasConfig);
break;
case NR_CSI_ReportConfig__reportQuantity_PR_cri_RSRP:
n_csi_bits = get_csirs_RSRP_payload(mac,pucch,csi_reportconfig,csi_ResourceConfigId,csi_MeasConfig);
break;
case NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_i1:
case NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_i1_CQI:
case NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_CQI:
case NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_LI_PMI_CQI:
LOG_E(NR_MAC,"Measurement report based on CSI-RS not available\n");
LOG_E(NR_MAC,"Measurement report %d based on CSI-RS is not available\n", csi_reportconfig->reportQuantity.present);
break;
default:
AssertFatal(1==0,"Invalid CSI report quantity type %d\n",csi_reportconfig->reportQuantity.present);
@@ -2658,6 +2672,122 @@ uint8_t get_ssb_rsrp_payload(NR_UE_MAC_INST_t *mac,
return bits;
}
uint8_t get_csirs_RI_PMI_CQI_payload(NR_UE_MAC_INST_t *mac,
PUCCH_sched_t *pucch,
struct NR_CSI_ReportConfig *csi_reportconfig,
NR_CSI_ResourceConfigId_t csi_ResourceConfigId,
NR_CSI_MeasConfig_t *csi_MeasConfig) {
int n_bits = 0;
uint32_t temp_payload = 0;
for (int csi_resourceidx = 0; csi_resourceidx < csi_MeasConfig->csi_ResourceConfigToAddModList->list.count; csi_resourceidx++) {
struct NR_CSI_ResourceConfig *csi_resourceconfig = csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[csi_resourceidx];
if (csi_resourceconfig->csi_ResourceConfigId == csi_ResourceConfigId) {
for (int csi_idx = 0; csi_idx < csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.count; csi_idx++) {
if (csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.array[csi_idx]->nzp_CSI_ResourceSetId ==
*(csi_resourceconfig->csi_RS_ResourceSetList.choice.nzp_CSI_RS_SSB->nzp_CSI_RS_ResourceSetList->list.array[0])) {
nr_csi_report_t *csi_report = &mac->csi_report_template[csi_reportconfig->reportConfigId];
compute_csi_bitlen(csi_MeasConfig, mac->csi_report_template);
n_bits = nr_get_csi_bitlen(mac->csi_report_template, csi_reportconfig->reportConfigId);
int cri_bitlen = csi_report->csi_meas_bitlen.cri_bitlen;
int ri_bitlen = csi_report->csi_meas_bitlen.ri_bitlen;
int pmi_x1_bitlen = csi_report->csi_meas_bitlen.pmi_x1_bitlen[mac->csirs_measurements.rank_indicator];
int pmi_x2_bitlen = csi_report->csi_meas_bitlen.pmi_x2_bitlen[mac->csirs_measurements.rank_indicator];
int cqi_bitlen = csi_report->csi_meas_bitlen.cqi_bitlen[mac->csirs_measurements.rank_indicator];
int padding_bitlen = n_bits - (cri_bitlen + ri_bitlen + pmi_x1_bitlen + pmi_x2_bitlen + cqi_bitlen);
// TODO: Improvements will be needed to cri_bitlen>0 and pmi_x1_bitlen>0
temp_payload = (mac->csirs_measurements.rank_indicator<<(cri_bitlen+cqi_bitlen+pmi_x2_bitlen+padding_bitlen+pmi_x1_bitlen)) |
(mac->csirs_measurements.i1<<(cri_bitlen+cqi_bitlen+pmi_x2_bitlen)) |
(mac->csirs_measurements.i2<<(cri_bitlen+cqi_bitlen)) |
(mac->csirs_measurements.cqi<<cri_bitlen) |
0;
reverse_n_bits((uint8_t *)&temp_payload, n_bits);
LOG_D(NR_MAC, "cri_bitlen = %d\n", cri_bitlen);
LOG_D(NR_MAC, "ri_bitlen = %d\n", ri_bitlen);
LOG_D(NR_MAC, "pmi_x1_bitlen = %d\n", pmi_x1_bitlen);
LOG_D(NR_MAC, "pmi_x2_bitlen = %d\n", pmi_x2_bitlen);
LOG_D(NR_MAC, "cqi_bitlen = %d\n", cqi_bitlen);
LOG_D(NR_MAC, "csi_part1_payload = 0x%x\n", temp_payload);
LOG_D(NR_MAC, "n_bits = %d\n", n_bits);
LOG_D(NR_MAC, "csi_part1_payload = 0x%x\n", temp_payload);
break;
}
}
}
}
pucch->csi_part1_payload = temp_payload;
return n_bits;
}
uint8_t get_csirs_RSRP_payload(NR_UE_MAC_INST_t *mac,
PUCCH_sched_t *pucch,
struct NR_CSI_ReportConfig *csi_reportconfig,
NR_CSI_ResourceConfigId_t csi_ResourceConfigId,
NR_CSI_MeasConfig_t *csi_MeasConfig) {
int n_bits = 0;
uint32_t temp_payload = 0;
for (int csi_resourceidx = 0; csi_resourceidx < csi_MeasConfig->csi_ResourceConfigToAddModList->list.count; csi_resourceidx++) {
struct NR_CSI_ResourceConfig *csi_resourceconfig = csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[csi_resourceidx];
if (csi_resourceconfig->csi_ResourceConfigId == csi_ResourceConfigId) {
for (int csi_idx = 0; csi_idx < csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.count; csi_idx++) {
if (csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.array[csi_idx]->nzp_CSI_ResourceSetId ==
*(csi_resourceconfig->csi_RS_ResourceSetList.choice.nzp_CSI_RS_SSB->nzp_CSI_RS_ResourceSetList->list.array[0])) {
nr_csi_report_t *csi_report = &mac->csi_report_template[csi_reportconfig->reportConfigId];
compute_csi_bitlen(csi_MeasConfig, mac->csi_report_template);
n_bits = nr_get_csi_bitlen(mac->csi_report_template, csi_reportconfig->reportConfigId);
int cri_ssbri_bitlen = csi_report->CSI_report_bitlen.cri_ssbri_bitlen;
int rsrp_bitlen = csi_report->CSI_report_bitlen.rsrp_bitlen;
int diff_rsrp_bitlen = csi_report->CSI_report_bitlen.diff_rsrp_bitlen;
if (cri_ssbri_bitlen > 0) {
LOG_E(NR_MAC, "Implementation for cri_ssbri_bitlen>0 is not supported yet!\n");;
}
// TODO: Improvements will be needed to cri_ssbri_bitlen>0
// TS 38.133 - Table 10.1.6.1-1
int rsrp_dBm = mac->csirs_measurements.rsrp_dBm;
if (rsrp_dBm < -140) {
temp_payload = 16;
} else if (rsrp_dBm > -44) {
temp_payload = 113;
} else {
temp_payload = mac->csirs_measurements.rsrp_dBm + 157;
}
reverse_n_bits((uint8_t *)&temp_payload, n_bits);
LOG_D(NR_MAC, "cri_ssbri_bitlen = %d\n", cri_ssbri_bitlen);
LOG_D(NR_MAC, "rsrp_bitlen = %d\n", rsrp_bitlen);
LOG_D(NR_MAC, "diff_rsrp_bitlen = %d\n", diff_rsrp_bitlen);
LOG_D(NR_MAC, "n_bits = %d\n", n_bits);
LOG_D(NR_MAC, "csi_part1_payload = 0x%x\n", temp_payload);
break;
}
}
}
}
pucch->csi_part1_payload = temp_payload;
return n_bits;
}
// returns index from RSRP
// according to Table 10.1.6.1-1 in 38.133
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c
+1 -3
View File
@@ -927,8 +927,6 @@ void nr_schedule_ue_spec(module_id_t module_id,
if (!is_xlsch_in_slot(gNB_mac->dlsch_slot_bitmap[slot / 64], slot))
return;
//if (slot==7 || slot == 17) return;
/* PREPROCESSOR */
gNB_mac->pre_processor_dl(module_id, frame, slot);
const int CC_id = 0;
@@ -1317,7 +1315,7 @@ void nr_schedule_ue_spec(module_id_t module_id,
lcid < 4 ? "DCCH" : "DTCH",
lcid,
ndata,
bufEnd-buf-+sizeof(NR_MAC_SUBHEADER_LONG));
bufEnd-buf-sizeof(NR_MAC_SUBHEADER_LONG));
if (len == 0)
break;
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c
+2 -3
View File
@@ -1436,7 +1436,6 @@ void set_r_pucch_parms(int rsetindex,
*start_symbol_index = default_pucch_firstsymb[rsetindex];
}
void prepare_dci(const NR_CellGroupConfig_t *CellGroup,
dci_pdu_rel15_t *dci_pdu_rel15,
nr_dci_format_t format,
@@ -2386,7 +2385,7 @@ NR_UE_info_t *add_new_nr_ue(gNB_MAC_INST *nr_mac, rnti_t rntiP, NR_CellGroupConf
CellGroup->spCellConfig->spCellConfigDedicated &&
CellGroup->spCellConfig->spCellConfigDedicated->csi_MeasConfig &&
CellGroup->spCellConfig->spCellConfigDedicated->csi_MeasConfig->choice.setup) {
compute_csi_bitlen(CellGroup->spCellConfig->spCellConfigDedicated->csi_MeasConfig->choice.setup, UE);
compute_csi_bitlen(CellGroup->spCellConfig->spCellConfigDedicated->csi_MeasConfig->choice.setup, UE->csi_report_template);
}
NR_UE_sched_ctrl_t *sched_ctrl = &UE->UE_sched_ctrl;
@@ -3019,7 +3018,7 @@ void nr_mac_update_timers(module_id_t module_id,
cg->spCellConfig->spCellConfigDedicated &&
cg->spCellConfig->spCellConfigDedicated->csi_MeasConfig &&
cg->spCellConfig->spCellConfigDedicated->csi_MeasConfig->choice.setup) {
compute_csi_bitlen (cg->spCellConfig->spCellConfigDedicated->csi_MeasConfig->choice.setup, UE);
compute_csi_bitlen (cg->spCellConfig->spCellConfigDedicated->csi_MeasConfig->choice.setup, UE->csi_report_template);
}
NR_pdsch_semi_static_t *ps = &sched_ctrl->pdsch_semi_static;
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_uci.c
+3 -532
View File
@@ -169,530 +169,6 @@ void nr_schedule_pucch(gNB_MAC_INST *nrmac,
}
}
//! Calculating number of bits set
uint8_t number_of_bits_set (uint8_t buf){
uint8_t nb_of_bits_set = 0;
uint8_t mask = 0xff;
uint8_t index = 0;
for (index=7; (buf & mask) && (index>=0) ; index--){
if (buf & (1<<index))
nb_of_bits_set++;
mask>>=1;
}
return nb_of_bits_set;
}
void compute_rsrp_bitlen(struct NR_CSI_ReportConfig *csi_reportconfig,
uint8_t nb_resources,
nr_csi_report_t *csi_report) {
if (NR_CSI_ReportConfig__groupBasedBeamReporting_PR_disabled == csi_reportconfig->groupBasedBeamReporting.present) {
if (NULL != csi_reportconfig->groupBasedBeamReporting.choice.disabled->nrofReportedRS)
csi_report->CSI_report_bitlen.nb_ssbri_cri = *(csi_reportconfig->groupBasedBeamReporting.choice.disabled->nrofReportedRS)+1;
else
/*! From Spec 38.331
* nrofReportedRS
* The number (N) of measured RS resources to be reported per report setting in a non-group-based report. N <= N_max, where N_max is either 2 or 4 depending on UE
* capability. FFS: The signaling mechanism for the gNB to select a subset of N beams for the UE to measure and report.
* When the field is absent the UE applies the value 1
*/
csi_report->CSI_report_bitlen.nb_ssbri_cri= 1;
} else
csi_report->CSI_report_bitlen.nb_ssbri_cri= 2;
if (nb_resources) {
csi_report->CSI_report_bitlen.cri_ssbri_bitlen =ceil(log2 (nb_resources));
csi_report->CSI_report_bitlen.rsrp_bitlen = 7; //From spec 38.212 Table 6.3.1.1.2-6: CRI, SSBRI, and RSRP
csi_report->CSI_report_bitlen.diff_rsrp_bitlen =4; //From spec 38.212 Table 6.3.1.1.2-6: CRI, SSBRI, and RSRP
} else {
csi_report->CSI_report_bitlen.cri_ssbri_bitlen =0;
csi_report->CSI_report_bitlen.rsrp_bitlen = 0;
csi_report->CSI_report_bitlen.diff_rsrp_bitlen =0;
}
}
uint8_t compute_ri_bitlen(struct NR_CSI_ReportConfig *csi_reportconfig,
nr_csi_report_t *csi_report){
struct NR_CodebookConfig *codebookConfig = csi_reportconfig->codebookConfig;
uint8_t nb_allowed_ri, ri_bitlen;
uint8_t ri_restriction = 0;
if (codebookConfig == NULL) {
csi_report->csi_meas_bitlen.ri_bitlen=0;
return ri_restriction;
}
// codebook type1 single panel
if (NR_CodebookConfig__codebookType__type1__subType_PR_typeI_SinglePanel==codebookConfig->codebookType.choice.type1->subType.present){
struct NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel *type1single = codebookConfig->codebookType.choice.type1->subType.choice.typeI_SinglePanel;
if (type1single->nrOfAntennaPorts.present == NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts_PR_two){
ri_restriction = csi_reportconfig->codebookConfig->codebookType.choice.type1->subType.choice.typeI_SinglePanel->typeI_SinglePanel_ri_Restriction.buf[0];
nb_allowed_ri = number_of_bits_set(ri_restriction);
ri_bitlen = ceil(log2(nb_allowed_ri));
ri_bitlen = ri_bitlen<1?ri_bitlen:1; //from the spec 38.212 and table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel
csi_report->csi_meas_bitlen.ri_bitlen=ri_bitlen;
}
if (type1single->nrOfAntennaPorts.present == NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts_PR_moreThanTwo){
if (type1single->nrOfAntennaPorts.choice.moreThanTwo->n1_n2.present ==
NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_two_one_TypeI_SinglePanel_Restriction) {
// 4 ports
ri_restriction = csi_reportconfig->codebookConfig->codebookType.choice.type1->subType.choice.typeI_SinglePanel->typeI_SinglePanel_ri_Restriction.buf[0];
nb_allowed_ri = number_of_bits_set(ri_restriction);
ri_bitlen = ceil(log2(nb_allowed_ri));
ri_bitlen = ri_bitlen<2?ri_bitlen:2; //from the spec 38.212 and table 6.3.1.1.2-3: RI, LI, CQI, and CRI of codebookType=typeI-SinglePanel
csi_report->csi_meas_bitlen.ri_bitlen=ri_bitlen;
}
else {
// more than 4 ports
ri_restriction = csi_reportconfig->codebookConfig->codebookType.choice.type1->subType.choice.typeI_SinglePanel->typeI_SinglePanel_ri_Restriction.buf[0];
nb_allowed_ri = number_of_bits_set(ri_restriction);
ri_bitlen = ceil(log2(nb_allowed_ri));
csi_report->csi_meas_bitlen.ri_bitlen=ri_bitlen;
}
}
return ri_restriction;
}
else
AssertFatal(1==0,"Other configurations not yet implemented\n");
return -1;
}
void compute_li_bitlen(struct NR_CSI_ReportConfig *csi_reportconfig,
uint8_t ri_restriction,
nr_csi_report_t *csi_report){
struct NR_CodebookConfig *codebookConfig = csi_reportconfig->codebookConfig;
for(int i=0; i<8; i++) {
if (codebookConfig == NULL || ((ri_restriction>>i)&0x01) == 0)
csi_report->csi_meas_bitlen.li_bitlen[i]=0;
else {
// codebook type1 single panel
if (NR_CodebookConfig__codebookType__type1__subType_PR_typeI_SinglePanel==codebookConfig->codebookType.choice.type1->subType.present)
csi_report->csi_meas_bitlen.li_bitlen[i]=ceil(log2(i+1))<2?ceil(log2(i+1)):2;
else
AssertFatal(1==0,"Other configurations not yet implemented\n");
}
}
}
void get_n1n2_o1o2_singlepanel(int *n1, int *n2, int *o1, int *o2,
struct NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo *morethantwo) {
// Table 5.2.2.2.1-2 in 38.214 for supported configurations
switch(morethantwo->n1_n2.present){
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_two_one_TypeI_SinglePanel_Restriction):
*n1 = 2;
*n2 = 1;
*o1 = 4;
*o2 = 1;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_two_two_TypeI_SinglePanel_Restriction):
*n1 = 2;
*n2 = 2;
*o1 = 4;
*o2 = 4;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_four_one_TypeI_SinglePanel_Restriction):
*n1 = 4;
*n2 = 1;
*o1 = 4;
*o2 = 1;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_three_two_TypeI_SinglePanel_Restriction):
*n1 = 3;
*n2 = 2;
*o1 = 4;
*o2 = 4;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_six_one_TypeI_SinglePanel_Restriction):
*n1 = 6;
*n2 = 1;
*o1 = 4;
*o2 = 1;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_four_two_TypeI_SinglePanel_Restriction):
*n1 = 4;
*n2 = 2;
*o1 = 4;
*o2 = 4;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_eight_one_TypeI_SinglePanel_Restriction):
*n1 = 8;
*n2 = 1;
*o1 = 4;
*o2 = 1;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_four_three_TypeI_SinglePanel_Restriction):
*n1 = 4;
*n2 = 3;
*o1 = 4;
*o2 = 4;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_six_two_TypeI_SinglePanel_Restriction):
*n1 = 4;
*n2 = 2;
*o1 = 4;
*o2 = 4;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_twelve_one_TypeI_SinglePanel_Restriction):
*n1 = 12;
*n2 = 1;
*o1 = 4;
*o2 = 1;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_four_four_TypeI_SinglePanel_Restriction):
*n1 = 4;
*n2 = 4;
*o1 = 4;
*o2 = 4;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_eight_two_TypeI_SinglePanel_Restriction):
*n1 = 8;
*n2 = 2;
*o1 = 4;
*o2 = 4;
break;
case (NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_sixteen_one_TypeI_SinglePanel_Restriction):
*n1 = 16;
*n2 = 1;
*o1 = 4;
*o2 = 1;
break;
default:
AssertFatal(1==0,"Not supported configuration for n1_n2 in codebook configuration");
}
}
void get_x1x2_bitlen_singlepanel(int n1, int n2, int o1, int o2,
int *x1, int *x2, int rank, int codebook_mode) {
// Table 6.3.1.1.2-1 in 38.212
switch(rank){
case 1:
if(n2>1) {
if (codebook_mode == 1) {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 2;
}
else {
*x1 = ceil(log2(n1*o1/2)) + ceil(log2(n2*o2/2));
*x2 = 4;
}
}
else{
if (codebook_mode == 1) {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 2;
}
else {
*x1 = ceil(log2(n1*o1/2));
*x2 = 4;
}
}
break;
case 2:
if(n1*n2 == 2) {
if (codebook_mode == 1) {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 1;
}
else {
*x1 = ceil(log2(n1*o1/2));
*x2 = 3;
}
*x1 += 1;
}
else {
if(n2>1) {
if (codebook_mode == 1) {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 3;
}
else {
*x1 = ceil(log2(n1*o1/2)) + ceil(log2(n2*o2/2));
*x2 = 3;
}
}
else{
if (codebook_mode == 1) {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 1;
}
else {
*x1 = ceil(log2(n1*o1/2));
*x2 = 3;
}
}
*x1 += 2;
}
break;
case 3:
case 4:
if(n1*n2 == 2) {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 1;
}
else {
if(n1*n2 >= 8) {
*x1 = ceil(log2(n1*o1/2)) + ceil(log2(n2*o2)) + 2;
*x2 = 1;
}
else {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2)) + 2;
*x2 = 1;
}
}
break;
case 5:
case 6:
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 1;
break;
case 7:
case 8:
if(n1 == 4 && n2 == 1) {
*x1 = ceil(log2(n1*o1/2)) + ceil(log2(n2*o2));
*x2 = 1;
}
else {
if(n1 > 2 && n2 == 2) {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2/2));
*x2 = 1;
}
else {
*x1 = ceil(log2(n1*o1)) + ceil(log2(n2*o2));
*x2 = 1;
}
}
break;
default:
AssertFatal(1==0,"Invalid rank in x1 x2 bit length computation\n");
}
}
void compute_pmi_bitlen(struct NR_CSI_ReportConfig *csi_reportconfig,
uint8_t ri_restriction,
nr_csi_report_t *csi_report){
struct NR_CodebookConfig *codebookConfig = csi_reportconfig->codebookConfig;
for(int i=0; i<8; i++) {
csi_report->csi_meas_bitlen.pmi_x1_bitlen[i]=0;
csi_report->csi_meas_bitlen.pmi_x2_bitlen[i]=0;
if (codebookConfig == NULL || ((ri_restriction>>i)&0x01) == 0)
return;
else {
if(codebookConfig->codebookType.present == NR_CodebookConfig__codebookType_PR_type1) {
if(codebookConfig->codebookType.choice.type1->subType.present == NR_CodebookConfig__codebookType__type1__subType_PR_typeI_SinglePanel) {
if(codebookConfig->codebookType.choice.type1->subType.choice.typeI_SinglePanel->nrOfAntennaPorts.present ==
NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts_PR_two) {
csi_report->N1 = 1;
csi_report->N2 = 1;
if (i==0)
csi_report->csi_meas_bitlen.pmi_x2_bitlen[i]=2;
if (i==1)
csi_report->csi_meas_bitlen.pmi_x2_bitlen[i]=1;
}
else { // more than two
int n1,n2,o1,o2,x1,x2;
get_n1n2_o1o2_singlepanel(&n1,&n2,&o1,&o2,codebookConfig->codebookType.choice.type1->subType.choice.typeI_SinglePanel->nrOfAntennaPorts.choice.moreThanTwo);
get_x1x2_bitlen_singlepanel(n1,n2,o1,o2,&x1,&x2,i+1,codebookConfig->codebookType.choice.type1->codebookMode);
csi_report->N1 = n1;
csi_report->N2 = n2;
csi_report->codebook_mode = codebookConfig->codebookType.choice.type1->codebookMode;
csi_report->csi_meas_bitlen.pmi_x1_bitlen[i]=x1;
csi_report->csi_meas_bitlen.pmi_x2_bitlen[i]=x2;
}
}
else
AssertFatal(1==0,"Type1 Multi-panel Codebook Config not yet implemented\n");
}
else
AssertFatal(1==0,"Type2 Codebook Config not yet implemented\n");
}
}
}
void compute_cqi_bitlen(struct NR_CSI_ReportConfig *csi_reportconfig,
uint8_t ri_restriction,
nr_csi_report_t *csi_report){
struct NR_CodebookConfig *codebookConfig = csi_reportconfig->codebookConfig;
struct NR_CSI_ReportConfig__reportFreqConfiguration *freq_config = csi_reportconfig->reportFreqConfiguration;
if (*freq_config->cqi_FormatIndicator == NR_CSI_ReportConfig__reportFreqConfiguration__cqi_FormatIndicator_widebandCQI) {
for(int i=0; i<8; i++) {
if ((ri_restriction>>i)&0x01) {
csi_report->csi_meas_bitlen.cqi_bitlen[i] = 4;
if(codebookConfig != NULL) {
if (NR_CodebookConfig__codebookType__type1__subType_PR_typeI_SinglePanel == codebookConfig->codebookType.choice.type1->subType.present){
struct NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel *type1single = codebookConfig->codebookType.choice.type1->subType.choice.typeI_SinglePanel;
if (type1single->nrOfAntennaPorts.present == NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts_PR_moreThanTwo) {
if (type1single->nrOfAntennaPorts.choice.moreThanTwo->n1_n2.present >
NR_CodebookConfig__codebookType__type1__subType__typeI_SinglePanel__nrOfAntennaPorts__moreThanTwo__n1_n2_PR_two_one_TypeI_SinglePanel_Restriction) {
// more than 4 antenna ports
if (i > 4)
csi_report->csi_meas_bitlen.cqi_bitlen[i] += 4; // CQI for second TB
}
}
}
}
}
else
csi_report->csi_meas_bitlen.cqi_bitlen[i] = 0;
}
}
else
AssertFatal(1==0,"Sub-band CQI reporting not yet supported");
}
//!TODO : same function can be written to handle csi_resources
void compute_csi_bitlen(NR_CSI_MeasConfig_t *csi_MeasConfig, NR_UE_info_t *UE){
uint8_t csi_report_id = 0;
uint8_t nb_resources = 0;
NR_CSI_ReportConfig__reportQuantity_PR reportQuantity_type;
NR_CSI_ResourceConfigId_t csi_ResourceConfigId;
struct NR_CSI_ResourceConfig *csi_resourceconfig;
// for each CSI measurement report configuration (list of CSI-ReportConfig)
LOG_D(NR_MAC,"Searching %d csi_reports\n",csi_MeasConfig->csi_ReportConfigToAddModList->list.count);
for (csi_report_id=0; csi_report_id < csi_MeasConfig->csi_ReportConfigToAddModList->list.count; csi_report_id++){
struct NR_CSI_ReportConfig *csi_reportconfig = csi_MeasConfig->csi_ReportConfigToAddModList->list.array[csi_report_id];
// MAC structure for CSI measurement reports (per UE and per report)
nr_csi_report_t *csi_report = &UE->csi_report_template[csi_report_id];
// csi-ResourceConfigId of a CSI-ResourceConfig included in the configuration
// (either CSI-RS or SSB)
csi_ResourceConfigId = csi_reportconfig->resourcesForChannelMeasurement;
// looking for CSI-ResourceConfig
int found_resource = 0;
int csi_resourceidx = 0;
while (found_resource == 0 && csi_resourceidx < csi_MeasConfig->csi_ResourceConfigToAddModList->list.count) {
csi_resourceconfig = csi_MeasConfig->csi_ResourceConfigToAddModList->list.array[csi_resourceidx];
if ( csi_resourceconfig->csi_ResourceConfigId == csi_ResourceConfigId)
found_resource = 1;
csi_resourceidx++;
}
AssertFatal(found_resource==1,"Not able to found any CSI-ResourceConfig with csi-ResourceConfigId %ld\n",
csi_ResourceConfigId);
long resourceType = csi_resourceconfig->resourceType;
reportQuantity_type = csi_reportconfig->reportQuantity.present;
csi_report->reportQuantity_type = reportQuantity_type;
// setting the CSI or SSB index list
if (NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP == csi_report->reportQuantity_type) {
for (int csi_idx = 0; csi_idx < csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.count; csi_idx++) {
if (csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.array[csi_idx]->csi_SSB_ResourceSetId ==
*(csi_resourceconfig->csi_RS_ResourceSetList.choice.nzp_CSI_RS_SSB->csi_SSB_ResourceSetList->list.array[0])){
//We can configure only one SSB resource set from spec 38.331 IE CSI-ResourceConfig
nb_resources= csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.array[csi_idx]->csi_SSB_ResourceList.list.count;
csi_report->SSB_Index_list = csi_MeasConfig->csi_SSB_ResourceSetToAddModList->list.array[csi_idx]->csi_SSB_ResourceList.list.array;
csi_report->CSI_Index_list = NULL;
break;
}
}
}
else {
if (resourceType == NR_CSI_ResourceConfig__resourceType_periodic) {
AssertFatal(csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList != NULL,
"Wrong settings! Report quantity requires CSI-RS but csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList is NULL\n");
for (int csi_idx = 0; csi_idx < csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.count; csi_idx++) {
if (csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.array[csi_idx]->nzp_CSI_ResourceSetId ==
*(csi_resourceconfig->csi_RS_ResourceSetList.choice.nzp_CSI_RS_SSB->nzp_CSI_RS_ResourceSetList->list.array[0])) {
//For periodic and semi-persistent CSI Resource Settings, the number of CSI-RS Resource Sets configured is limited to S=1 for spec 38.212
nb_resources = csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.array[csi_idx]->nzp_CSI_RS_Resources.list.count;
csi_report->CSI_Index_list = csi_MeasConfig->nzp_CSI_RS_ResourceSetToAddModList->list.array[csi_idx]->nzp_CSI_RS_Resources.list.array;
csi_report->SSB_Index_list = NULL;
break;
}
}
}
else AssertFatal(1==0,"Only periodic resource configuration currently supported\n");
}
LOG_D(NR_MAC,"nb_resources %d\n",nb_resources);
// computation of bit length depending on the report type
switch(reportQuantity_type){
case (NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP):
compute_rsrp_bitlen(csi_reportconfig, nb_resources, csi_report);
break;
case (NR_CSI_ReportConfig__reportQuantity_PR_cri_RSRP):
compute_rsrp_bitlen(csi_reportconfig, nb_resources, csi_report);
break;
case (NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_CQI):
csi_report->csi_meas_bitlen.cri_bitlen=ceil(log2(nb_resources));
csi_report->csi_meas_bitlen.ri_restriction = compute_ri_bitlen(csi_reportconfig, csi_report);
compute_cqi_bitlen(csi_reportconfig, csi_report->csi_meas_bitlen.ri_restriction, csi_report);
break;
case (NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_PMI_CQI):
csi_report->csi_meas_bitlen.cri_bitlen=ceil(log2(nb_resources));
csi_report->csi_meas_bitlen.ri_restriction = compute_ri_bitlen(csi_reportconfig, csi_report);
compute_cqi_bitlen(csi_reportconfig, csi_report->csi_meas_bitlen.ri_restriction, csi_report);
compute_pmi_bitlen(csi_reportconfig, csi_report->csi_meas_bitlen.ri_restriction, csi_report);
break;
case (NR_CSI_ReportConfig__reportQuantity_PR_cri_RI_LI_PMI_CQI):
csi_report->csi_meas_bitlen.cri_bitlen=ceil(log2(nb_resources));
csi_report->csi_meas_bitlen.ri_restriction = compute_ri_bitlen(csi_reportconfig, csi_report);
compute_li_bitlen(csi_reportconfig, csi_report->csi_meas_bitlen.ri_restriction, csi_report);
compute_cqi_bitlen(csi_reportconfig, csi_report->csi_meas_bitlen.ri_restriction, csi_report);
compute_pmi_bitlen(csi_reportconfig, csi_report->csi_meas_bitlen.ri_restriction, csi_report);
break;
default:
AssertFatal(1==0,"Not yet supported CSI report quantity type");
}
}
}
uint16_t nr_get_csi_bitlen(NR_UE_info_t *UE,
uint8_t csi_report_id) {
uint16_t csi_bitlen = 0;
uint16_t max_bitlen = 0;
L1_RSRP_bitlen_t * CSI_report_bitlen = NULL;
CSI_Meas_bitlen_t * csi_meas_bitlen = NULL;
if (NR_CSI_ReportConfig__reportQuantity_PR_ssb_Index_RSRP==UE->csi_report_template[csi_report_id].reportQuantity_type||
NR_CSI_ReportConfig__reportQuantity_PR_cri_RSRP==UE->csi_report_template[csi_report_id].reportQuantity_type){
CSI_report_bitlen = &(UE->csi_report_template[csi_report_id].CSI_report_bitlen); //This might need to be moodif for Aperiodic CSI-RS measurements
csi_bitlen+= ((CSI_report_bitlen->cri_ssbri_bitlen * CSI_report_bitlen->nb_ssbri_cri) +
CSI_report_bitlen->rsrp_bitlen +(CSI_report_bitlen->diff_rsrp_bitlen *
(CSI_report_bitlen->nb_ssbri_cri -1 )));
} else{
csi_meas_bitlen = &(UE->csi_report_template[csi_report_id].csi_meas_bitlen); //This might need to be moodif for Aperiodic CSI-RS measurements
uint16_t temp_bitlen;
for (int i=0; i<8; i++) {
temp_bitlen = (csi_meas_bitlen->cri_bitlen+
csi_meas_bitlen->ri_bitlen+
csi_meas_bitlen->li_bitlen[i]+
csi_meas_bitlen->cqi_bitlen[i]+
csi_meas_bitlen->pmi_x1_bitlen[i]+
csi_meas_bitlen->pmi_x2_bitlen[i]);
if(temp_bitlen>max_bitlen)
max_bitlen = temp_bitlen;
}
csi_bitlen += max_bitlen;
}
return csi_bitlen;
}
void nr_csi_meas_reporting(int Mod_idP,
frame_t frame,
sub_frame_t slot) {
@@ -700,7 +176,6 @@ void nr_csi_meas_reporting(int Mod_idP,
NR_ServingCellConfigCommon_t *scc = RC.nrmac[Mod_idP]->common_channels->ServingCellConfigCommon;
const int n_slots_frame = nr_slots_per_frame[*scc->ssbSubcarrierSpacing];
UE_iterator(RC.nrmac[Mod_idP]->UE_info.list, UE ) {
const NR_CellGroupConfig_t *CellGroup = UE->CellGroup;
NR_UE_sched_ctrl_t *sched_ctrl = &UE->UE_sched_ctrl;
@@ -760,7 +235,7 @@ void nr_csi_meas_reporting(int Mod_idP,
curr_pucch->frame = frame;
curr_pucch->ul_slot = sched_slot;
curr_pucch->resource_indicator = res_index;
curr_pucch->csi_bits += nr_get_csi_bitlen(UE,csi_report_id);
curr_pucch->csi_bits += nr_get_csi_bitlen(UE->csi_report_template, csi_report_id);
const NR_SIB1_t *sib1 = RC.nrmac[Mod_idP]->common_channels[0].sib1 ? RC.nrmac[Mod_idP]->common_channels[0].sib1->message.choice.c1->choice.systemInformationBlockType1 : NULL;
NR_BWP_t *genericParameters = get_ul_bwp_genericParameters(sched_ctrl->active_ubwp,
@@ -824,7 +299,6 @@ static void handle_dl_harq(NR_UE_info_t * UE,
add_tail_nr_list(&UE->UE_sched_ctrl.available_dl_harq, harq_pid);
harq->round = 0;
harq->ndi ^= 1;
} else if (harq->round >= harq_round_max - 1) {
abort_nr_dl_harq(UE, harq_pid);
LOG_D(NR_MAC, "retransmission error for UE %04x (total %"PRIu64")\n", UE->rnti, UE->mac_stats.dl.errors);
@@ -1177,7 +651,6 @@ void evaluate_rsrp_report(NR_UE_info_t *UE,
stats->num_rsrp_meas++;
}
void evaluate_cri_report(uint8_t *payload,
uint8_t cri_bitlen,
int cumul_bits,
@@ -1593,7 +1066,6 @@ bool test_acknack_vrb_occupation(NR_UE_sched_ctrl_t *sched_ctrl,
return true;
}
// this function returns an index to NR_sched_pucch structure
// currently this structure contains PUCCH0 at index 0 and PUCCH2 at index 1
// if the function returns -1 it was not possible to schedule acknack
@@ -1662,7 +1134,7 @@ int nr_acknack_scheduling(int mod_id,
&& csi_pucch->csi_bits > 0
&& csi_pucch->frame == f
&& csi_pucch->ul_slot == s))
nr_fill_nfapi_pucch(RC.nrmac[mod_id], frame, slot, pucch, UE);
nr_fill_nfapi_pucch(RC.nrmac[mod_id], frame, slot, pucch, UE);
memset(pucch, 0, sizeof(*pucch));
pucch->frame = s == n_slots_frame - 1 ? (f + 1) % 1024 : f;
@@ -1735,7 +1207,7 @@ int nr_acknack_scheduling(int mod_id,
csi_pucch->csi_bits > 0 &&
csi_pucch->frame == f &&
csi_pucch->ul_slot == s))
nr_fill_nfapi_pucch(RC.nrmac[mod_id], frame, slot, pucch, UE);
nr_fill_nfapi_pucch(RC.nrmac[mod_id], frame, slot, pucch, UE);
memset(pucch, 0, sizeof(*pucch));
pucch->frame = s == n_slots_frame - 1 ? (f + 1) % 1024 : f;
if(((s + 1)%nr_slots_period) == 0)
@@ -1837,7 +1309,6 @@ int nr_acknack_scheduling(int mod_id,
// FIXME currently we support at most 11 bits in pucch2 so skip also in that case
if(!csi_pucch->simultaneous_harqcsi
|| ((csi_pucch->csi_bits + csi_pucch->dai_c) >= 11)) {
LOG_D(NR_MAC,"Cannot multiplex csi_pucch %d +csi_pucch->dai_c %d for %d.%d\n",csi_pucch->csi_bits,csi_pucch->dai_c,csi_pucch->frame,csi_pucch->ul_slot);
nr_fill_nfapi_pucch(RC.nrmac[mod_id], frame, slot, csi_pucch, UE);
memset(csi_pucch, 0, sizeof(*csi_pucch));
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
+58 -57
View File
@@ -336,38 +336,41 @@ int nr_process_mac_pdu( instance_t module_idP,
case UL_SCH_LCID_DTCH ... (UL_SCH_LCID_DTCH + 28):
// check if LCID is valid at current time.
if (!get_mac_len(pduP, pdu_len, &mac_len, &mac_subheader_len))
return 0;
if (!get_mac_len(pduP, pdu_len, &mac_len, &mac_subheader_len)) {
return 0;
}
LOG_D(NR_MAC, "[UE %04x] %d.%d : ULSCH -> UL-%s %d (gNB %ld, %d bytes)\n",
UE->rnti,
frameP,
slot,
rx_lcid<4?"DCCH":"DTCH",
rx_lcid,
module_idP,
mac_len);
UE->mac_stats.ul.lc_bytes[rx_lcid] += mac_len;
LOG_D(NR_MAC, "[UE %04x] %d.%d : ULSCH -> UL-%s %d (gNB %ld, %d bytes)\n",
UE->rnti,
frameP,
slot,
rx_lcid<4?"DCCH":"DTCH",
rx_lcid,
module_idP,
mac_len);
UE->mac_stats.ul.lc_bytes[rx_lcid] += mac_len;
mac_rlc_data_ind(module_idP,
UE->rnti,
module_idP,
frameP,
ENB_FLAG_YES,
MBMS_FLAG_NO,
rx_lcid,
(char *)(pduP + mac_subheader_len),
mac_len,
1,
NULL);
mac_rlc_data_ind(module_idP,
UE->rnti,
module_idP,
frameP,
ENB_FLAG_YES,
MBMS_FLAG_NO,
rx_lcid,
(char *)(pduP + mac_subheader_len),
mac_len,
1,
NULL);
/* Updated estimated buffer when receiving data */
if (sched_ctrl->estimated_ul_buffer >= mac_len)
sched_ctrl->estimated_ul_buffer -= mac_len;
else
sched_ctrl->estimated_ul_buffer = 0;
break;
/* Updated estimated buffer when receiving data */
if (sched_ctrl->estimated_ul_buffer >= mac_len) {
sched_ctrl->estimated_ul_buffer -= mac_len;
} else {
sched_ctrl->estimated_ul_buffer = 0;
}
break;
default:
LOG_E(NR_MAC, "Received unknown MAC header (LCID = 0x%02x)\n", rx_lcid);
@@ -402,7 +405,7 @@ int nr_process_mac_pdu( instance_t module_idP,
return 0;
}
void abort_nr_ul_harq( NR_UE_info_t* UE, int8_t harq_pid)
void abort_nr_ul_harq(NR_UE_info_t *UE, int8_t harq_pid)
{
NR_UE_sched_ctrl_t *sched_ctrl = &UE->UE_sched_ctrl;
NR_UE_ul_harq_t *harq = &sched_ctrl->ul_harq_processes[harq_pid];
@@ -546,7 +549,6 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
else{
LOG_D(NR_MAC,"[UE %04x] Detected DTX : increasing UE TX power\n",UE->rnti);
UE_scheduling_control->tpc0 = 1;
}
#if defined(ENABLE_MAC_PAYLOAD_DEBUG)
@@ -756,7 +758,6 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
return;
}
LOG_D(NR_MAC, "Random Access %i Msg3 CRC did not pass)\n", i);
ra->msg3_round++;
@@ -846,10 +847,8 @@ static bool nr_UE_is_to_be_scheduled(const NR_ServingCellConfigCommon_t *scc,
const int n = nr_slots_per_frame[*scc->ssbSubcarrierSpacing];
const int now = frame * n + slot;
const NR_UE_sched_ctrl_t *sched_ctrl =&UE->UE_sched_ctrl;
const NR_TDD_UL_DL_Pattern_t *tdd =
scc->tdd_UL_DL_ConfigurationCommon ? &scc->tdd_UL_DL_ConfigurationCommon->pattern1 : NULL;
int num_slots_per_period;
@@ -1071,7 +1070,7 @@ static int comparator(const void *p, const void *q) {
void pf_ul(module_id_t module_id,
frame_t frame,
sub_frame_t slot,
NR_UE_info_t *UE_list[],
NR_UE_info_t *UE_list[],
int max_num_ue,
int n_rb_sched,
uint16_t *rballoc_mask) {
@@ -1132,10 +1131,11 @@ void pf_ul(module_id_t module_id,
/* reduce max_num_ue once we are sure UE can be allocated, i.e., has CCE */
remainUEs--;
// we have filled all with mandatory retransmissions
// no need to schedule new transmissions
if (remainUEs == 0)
// we have filled all with mandatory retransmissions
// no need to schedule new transmissions
return;
return;
continue;
}
const int B = max(0, sched_ctrl->estimated_ul_buffer - sched_ctrl->sched_ul_bytes);
@@ -1143,9 +1143,10 @@ void pf_ul(module_id_t module_id,
const bool do_sched = nr_UE_is_to_be_scheduled(scc, 0, UE, sched_pusch->frame, sched_pusch->slot, nrmac->ulsch_max_frame_inactivity);
LOG_D(NR_MAC,"pf_ul: do_sched UE %04x => %s\n",UE->rnti,do_sched ? "yes" : "no");
if ((B == 0 && !do_sched) || (sched_ctrl->rrc_processing_timer > 0))
if ((B == 0 && !do_sched) || (sched_ctrl->rrc_processing_timer > 0)) {
continue;
}
const NR_bler_options_t *bo = &nrmac->ul_bler;
const int max_mcs = bo->max_mcs; /* no per-user maximum MCS yet */
sched_pusch->mcs = get_mcs_from_bler(bo, stats, &UE->UE_sched_ctrl.ul_bler_stats, max_mcs, frame);
@@ -1158,12 +1159,12 @@ void pf_ul(module_id_t module_id,
const uint32_t Y = get_Y(sched_ctrl->search_space, slot, UE->rnti);
uint8_t nr_of_candidates;
for (int i=0; i<5; i++) {
// for now taking the lowest value among the available aggregation levels
find_aggregation_candidates(&sched_ctrl->aggregation_level,
&nr_of_candidates,
sched_ctrl->search_space,
1<<i);
if(nr_of_candidates>0) break;
// for now taking the lowest value among the available aggregation levels
find_aggregation_candidates(&sched_ctrl->aggregation_level,
&nr_of_candidates,
sched_ctrl->search_space,
1<<i);
if(nr_of_candidates>0) break;
}
int CCEIndex = find_pdcch_candidate(RC.nrmac[module_id],
CC_id,
@@ -1172,18 +1173,19 @@ void pf_ul(module_id_t module_id,
&sched_ctrl->sched_pdcch,
sched_ctrl->coreset,
Y);
if (CCEIndex<0) {
LOG_D(NR_MAC, "%4d.%2d no free CCE for UL DCI UE %04x (BSR 0)\n", frame, slot, UE->rnti);
continue;
LOG_D(NR_MAC, "%4d.%2d no free CCE for UL DCI UE %04x (BSR 0)\n", frame, slot, UE->rnti);
continue;
}
/* reduce max_num_ue once we are sure UE can be allocated, i.e., has CCE */
remainUEs--;
// we have filled all with mandatory retransmissions
// no need to schedule new transmissions
if (remainUEs == 0)
// we have filled all with mandatory retransmissions
// no need to schedule new transmissions
return;
return;
/* Save PUSCH field */
/* we want to avoid a lengthy deduction of DMRS and other parameters in
@@ -1278,7 +1280,7 @@ void pf_ul(module_id_t module_id,
sched_ctrl->search_space,
1<<i);
if(nr_of_candidates>0)
break;
break;
}
int CCEIndex = find_pdcch_candidate(RC.nrmac[module_id],
CC_id,
@@ -1379,8 +1381,8 @@ void pf_ul(module_id_t module_id,
n_rb_sched -= sched_pusch->rbSize;
for (int rb = 0; rb < sched_ctrl->sched_pusch.rbSize; rb++)
rballoc_mask[rb + sched_ctrl->sched_pusch.rbStart] ^= slbitmap;
/* reduce max_num_ue once we are sure UE can be allocated, i.e., has CCE */
remainUEs--;
iterator++;
@@ -1400,8 +1402,8 @@ bool nr_fr1_ulsch_preprocessor(module_id_t module_id, frame_t frame, sub_frame_t
const int mu = scc ? scc->uplinkConfigCommon->initialUplinkBWP->genericParameters.subcarrierSpacing :
scc_sib1->uplinkConfigCommon->initialUplinkBWP.genericParameters.subcarrierSpacing;
// no UEs
if (nr_mac->UE_info.list[0] == NULL)
// no UEs
return false;
const int CC_id = 0;
@@ -1448,8 +1450,7 @@ bool nr_fr1_ulsch_preprocessor(module_id_t module_id, frame_t frame, sub_frame_t
UE_iterator(nr_mac->UE_info.list, UE2) {
NR_UE_sched_ctrl_t *sched_ctrl = &UE2->UE_sched_ctrl;
AssertFatal(K2 == get_K2(scc,scc_sib1,sched_ctrl->active_ubwp, tda, mu),
"Different K2, %d(UE%d) != %ld(UE%04x)\n",
K2, 0, get_K2(scc,scc_sib1,sched_ctrl->active_ubwp, tda, mu), UE2->rnti);
"Different K2, %d(UE%d) != %ld(UE%04x)\n", K2, 0, get_K2(scc,scc_sib1,sched_ctrl->active_ubwp, tda, mu), UE2->rnti);
sched_ctrl->sched_pusch.slot = sched_slot;
sched_ctrl->sched_pusch.frame = sched_frame;
}
openair2/LAYER2/NR_MAC_gNB/mac_proto.h
+7 -9
View File
@@ -201,7 +201,7 @@ void config_uldci(const NR_SIB1_t *sib1,
int n_ubwp,
int bwp_id);
void nr_schedule_pucch(gNB_MAC_INST* nrmac,
void nr_schedule_pucch(gNB_MAC_INST *nrmac,
frame_t frameP,
sub_frame_t slotP);
@@ -216,12 +216,12 @@ void nr_csi_meas_reporting(int Mod_idP,
frame_t frameP,
sub_frame_t slotP);
int nr_acknack_scheduling( int Mod_idP,
NR_UE_info_t * UE,
frame_t frameP,
sub_frame_t slotP,
int r_pucch,
int do_common);
int nr_acknack_scheduling(int Mod_idP,
NR_UE_info_t *UE,
frame_t frameP,
sub_frame_t slotP,
int r_pucch,
int do_common);
void get_pdsch_to_harq_feedback(NR_UE_info_t *,
int bwp_id,
@@ -410,8 +410,6 @@ void nr_mac_remove_ra_rnti(module_id_t mod_id, rnti_t rnti);
int nr_get_default_pucch_res(int pucch_ResourceCommon);
void compute_csi_bitlen(NR_CSI_MeasConfig_t *csi_MeasConfig, NR_UE_info_t *UE);
int get_dlscs(nfapi_nr_config_request_t *cfg);
int get_ulscs(nfapi_nr_config_request_t *cfg);
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
-33
View File
@@ -509,38 +509,6 @@ struct CSI_Report {
#define MAX_SR_BITLEN 8
typedef struct {
uint8_t nb_ssbri_cri;
uint8_t cri_ssbri_bitlen;
uint8_t rsrp_bitlen;
uint8_t diff_rsrp_bitlen;
}L1_RSRP_bitlen_t;
typedef struct{
uint8_t ri_restriction;
uint8_t cri_bitlen;
uint8_t ri_bitlen;
uint8_t li_bitlen[8];
uint8_t pmi_x1_bitlen[8];
uint8_t pmi_x2_bitlen[8];
uint8_t cqi_bitlen[8];
} CSI_Meas_bitlen_t;
typedef struct nr_csi_report {
NR_CSI_ReportConfig__reportQuantity_PR reportQuantity_type;
long periodicity;
uint16_t offset;
long ** SSB_Index_list;
long ** CSI_Index_list;
// uint8_t nb_of_nzp_csi_report;
uint8_t nb_of_csi_ssb_report;
L1_RSRP_bitlen_t CSI_report_bitlen;
CSI_Meas_bitlen_t csi_meas_bitlen;
int codebook_mode;
int N1;
int N2;
} nr_csi_report_t;
/*! As per the spec 38.212 and table: 6.3.1.1.2-12 in a single UCI sequence we can have multiple CSI_report
the number of CSI_report will depend on number of CSI resource sets that are configured in CSI-ResourceConfig RRC IE
From spec 38.331 from the IE CSI-ResourceConfig for SSB RSRP reporting we can configure only one resource set
@@ -703,7 +671,6 @@ typedef struct NR_bler_options {
} NR_bler_options_t;
/*! \brief UE list used by gNB to order UEs/CC for scheduling*/
#define MAX_CSI_REPORTCONFIG 48
typedef struct {
rnti_t rnti;
/// scheduling control info
openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.c
+11 -1
View File
@@ -1103,6 +1103,10 @@ int8_t handle_dlsch(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_t *u
return 0;
}
int8_t handle_csirs_measurements(module_id_t module_id, frame_t frame, int slot, fapi_nr_csirs_measurements_t *csirs_measurements) {
return nr_ue_process_csirs_measurements(module_id, frame, slot, csirs_measurements);
}
void update_harq_status(module_id_t module_id, uint8_t harq_pid, uint8_t ack_nack) {
NR_UE_MAC_INST_t *mac = get_mac_inst(module_id);
@@ -1228,7 +1232,7 @@ int nr_ue_dl_indication(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_
(dl_info->rx_ind->rx_indication_body+i)->ssb_pdu.ssb_length,
(dl_info->rx_ind->rx_indication_body+i)->ssb_pdu.ssb_start_subcarrier,
(dl_info->rx_ind->rx_indication_body+i)->ssb_pdu.cell_id)) << FAPI_NR_RX_PDU_TYPE_SSB;
free((dl_info->rx_ind->rx_indication_body+i)->ssb_pdu.pdu);
free((dl_info->rx_ind->rx_indication_body+i)->ssb_pdu.pdu);
break;
case FAPI_NR_RX_PDU_TYPE_SIB:
ret_mask |= (handle_bcch_dlsch(dl_info->module_id,
@@ -1243,6 +1247,12 @@ int nr_ue_dl_indication(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_
case FAPI_NR_RX_PDU_TYPE_RAR:
ret_mask |= (handle_dlsch(dl_info, ul_time_alignment, i)) << FAPI_NR_RX_PDU_TYPE_RAR;
break;
case FAPI_NR_CSIRS_IND:
ret_mask |= (handle_csirs_measurements(dl_info->module_id,
dl_info->frame,
dl_info->slot,
&(dl_info->rx_ind->rx_indication_body+i)->csirs_measurements)) << FAPI_NR_CSIRS_IND;
break;
default:
break;
}
openair2/RRC/NR/nr_rrc_config.c
+4 -3
View File
@@ -548,7 +548,7 @@ void nr_rrc_config_ul_tda(NR_ServingCellConfigCommon_t *scc, int min_fb_delay){
pusch_timedomainresourceallocation->k2 = CALLOC(1,sizeof(long));
*pusch_timedomainresourceallocation->k2 = k2;
pusch_timedomainresourceallocation->mappingType = NR_PUSCH_TimeDomainResourceAllocation__mappingType_typeB;
pusch_timedomainresourceallocation->startSymbolAndLength = get_SLIV(0,13);
pusch_timedomainresourceallocation->startSymbolAndLength = get_SLIV(0,13);
ASN_SEQUENCE_ADD(&scc->uplinkConfigCommon->initialUplinkBWP->pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list,pusch_timedomainresourceallocation);
if(frame_type==TDD) {
@@ -780,7 +780,8 @@ void scheduling_request_config(NR_ServingCellConfigCommon_t *scc,
ASN_SEQUENCE_ADD(&pucch_Config->schedulingRequestResourceToAddModList->list,schedulingRequestResourceConfig);
}
void set_dl_mcs_table(int scs, NR_UE_NR_Capability_t *cap,
void set_dl_mcs_table(int scs,
NR_UE_NR_Capability_t *cap,
NR_SpCellConfig_t *SpCellConfig,
NR_BWP_DownlinkDedicated_t *bwp_Dedicated,
NR_ServingCellConfigCommon_t *scc) {
@@ -820,7 +821,7 @@ void set_dl_mcs_table(int scs, NR_UE_NR_Capability_t *cap,
if(bwp_Dedicated->pdsch_Config->choice.setup->mcs_Table == NULL)
bwp_Dedicated->pdsch_Config->choice.setup->mcs_Table = calloc(1, sizeof(*bwp_Dedicated->pdsch_Config->choice.setup->mcs_Table));
*bwp_Dedicated->pdsch_Config->choice.setup->mcs_Table = NR_PDSCH_Config__mcs_Table_qam256;
// set table 2 in correct entry in SpCellConfig->spCellConfigDedicated->csi_MeasConfig->csi_ReportConfigToAddModList->list
// set table 2 in correct entry in SpCellConfig->spCellConfigDedicated->csi_MeasConfig->csi_ReportConfigToAddModList->list
AssertFatal(SpCellConfig!=NULL,"SpCellConfig shouldn't be null\n");
AssertFatal(SpCellConfig->spCellConfigDedicated!=NULL,"SpCellConfigDedicated shouldn't be null\n");
if (SpCellConfig->spCellConfigDedicated->csi_MeasConfig &&
openair2/RRC/NR/nr_rrc_config.h
+2 -1
View File
@@ -138,7 +138,8 @@ void config_srs(NR_SetupRelease_SRS_Config_t *setup_release_srs_Config,
const NR_ServingCellConfigCommon_t *servingcellconfigcommon,
const int uid,
const int do_srs);
void set_dl_mcs_table(int scs, NR_UE_NR_Capability_t *cap,
void set_dl_mcs_table(int scs,
NR_UE_NR_Capability_t *cap,
NR_SpCellConfig_t *SpCellConfig,
NR_BWP_DownlinkDedicated_t *bwp_Dedicated,
NR_ServingCellConfigCommon_t *scc);
targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
+1 -1
View File
@@ -675,7 +675,7 @@ static int trx_usrp_read(openair0_device *device, openair0_timestamp *ptimestamp
}
if (samples_received == nsamps) s->wait_for_first_pps=0;
// bring RX data into 12 LSBs for softmodem RX
// bring RX data into 12 LSBs for softmodem RX
for (int i=0; i<cc; i++) {
#if defined(__x86_64__) || defined(__i386__)