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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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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);