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hand cherry-picked PRB blacklisting

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This commit is contained in:
Raymond Knopp
2021-10-11 14:34:49 +02:00
parent 210829e91c
commit b05d165cd0
7 changed files with 78 additions and 4 deletions
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openair1/PHY/NR_ESTIMATION/nr_measurements_gNB.c
+4 -2
View File
@@ -73,8 +73,9 @@ void dump_nr_I0_stats(FILE *fd,PHY_VARS_gNB *gNB) {
int min_I0=1000,max_I0=0;
int amin=0,amax=0;
fprintf(fd,"Blacklisted PRBs %d/%d\n",gNB->num_ulprbbl,gNB->frame_parms.N_RB_UL);
for (int i=0; i<gNB->frame_parms.N_RB_UL; i++) {
if (i==(gNB->frame_parms.N_RB_UL>>1) - 1) i+=2;
if (gNB->ulprbbl[i] > 0) continue;
if (gNB->measurements.n0_subband_power_tot_dB[i]<min_I0) {min_I0 = gNB->measurements.n0_subband_power_tot_dB[i]; amin=i;}
@@ -82,7 +83,8 @@ void dump_nr_I0_stats(FILE *fd,PHY_VARS_gNB *gNB) {
}
for (int i=0; i<gNB->frame_parms.N_RB_UL; i++) {
fprintf(fd,"%2d.",gNB->measurements.n0_subband_power_tot_dB[i]-gNB->measurements.n0_subband_power_avg_dB);
if (gNB->ulprbbl[i] ==0) fprintf(fd,"%2d.",gNB->measurements.n0_subband_power_tot_dB[i]-gNB->measurements.n0_subband_power_avg_dB);
else fprintf(fd," X.");
if (i%25 == 24) fprintf(fd,"\n");
}
openair1/PHY/defs_gNB.h
+2
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@@ -847,6 +847,8 @@ typedef struct PHY_VARS_gNB_s {
int pusch_thres;
int prach_thres;
uint64_t bad_pucch;
int num_ulprbbl;
int ulprbbl[275];
/*
time_stats_t phy_proc;
*/
openair1/SCHED_NR/phy_procedures_nr_gNB.c
+9 -1
View File
@@ -443,10 +443,18 @@ void nr_ulsch_procedures(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx, int ULSCH
void fill_ul_rb_mask(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx) {
int rb2, rb, nb_rb;
int prbpos;
for (int symbol=0;symbol<14;symbol++) {
if (gNB->gNB_config.tdd_table.max_tdd_periodicity_list[slot_rx].max_num_of_symbol_per_slot_list[symbol].slot_config.value==1){
nb_rb = 0;
for (int m=0;m<9;m++) gNB->rb_mask_ul[m] = 0;
for (int m=0;m<9;m++) {
gNB->rb_mask_ul[m] = 0;
for (int i=0;i<32;i++) {
prbpos = (m*32)+i;
if (prbpos>gNB->frame_parms.N_RB_UL) break;
gNB->rb_mask_ul[m] |= (gNB->ulprbbl[prbpos]>0 ? 1 : 0)<<i;
}
}
gNB->ulmask_symb = -1;
for (int i=0;i<NUMBER_OF_NR_PUCCH_MAX;i++){
openair2/GNB_APP/gnb_config.c
+56
View File
@@ -549,6 +549,32 @@ void RCconfig_nr_flexran()
void RCconfig_NR_L1(void) {
int j;
paramdef_t GNBSParams[] = GNBSPARAMS_DESC;
////////// Identification parameters
paramdef_t GNBParams[] = GNBPARAMS_DESC;
paramlist_def_t GNBParamList = {GNB_CONFIG_STRING_GNB_LIST,NULL,0};
config_get( GNBSParams,sizeof(GNBSParams)/sizeof(paramdef_t),NULL);
int num_gnbs = GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt;
AssertFatal (num_gnbs > 0,"Failed to parse config file no gnbs %s \n",GNB_CONFIG_STRING_ACTIVE_GNBS);
config_getlist( &GNBParamList,GNBParams,sizeof(GNBParams)/sizeof(paramdef_t),NULL);
char *ulprbbl = *GNBParamList.paramarray[0][GNB_ULPRBBLACKLIST_IDX].strptr;
if (ulprbbl) LOG_I(NR_PHY,"PRB blacklist %s\n",ulprbbl);
char *pt = strtok(ulprbbl,",");
int prbbl[275];
int num_prbbl=0;
memset(prbbl,0,275*sizeof(int));
while (pt) {
prbbl[atoi(pt)] = 1;
LOG_I(NR_PHY,"Blacklisting prb %d\n",atoi(pt));
pt = strtok(NULL,",");
num_prbbl++;
}
paramdef_t L1_Params[] = L1PARAMS_DESC;
paramlist_def_t L1_ParamList = {CONFIG_STRING_L1_LIST,NULL,0};
@@ -577,6 +603,9 @@ void RCconfig_NR_L1(void) {
RC.gNB[j]->pucch0_thres = *(L1_ParamList.paramarray[j][L1_PUCCH0_DTX_THRESHOLD].uptr);
RC.gNB[j]->prach_thres = *(L1_ParamList.paramarray[j][L1_PRACH_DTX_THRESHOLD].uptr);
RC.gNB[j]->pusch_thres = *(L1_ParamList.paramarray[j][L1_PUSCH_DTX_THRESHOLD].uptr);
RC.gNB[j]->num_ulprbbl = num_prbbl;
LOG_I(NR_PHY,"Copying %d blacklisted PRB to L1 context\n",num_prbbl);
memcpy(RC.gNB[j]->ulprbbl,prbbl,275*sizeof(int));
if(strcmp(*(L1_ParamList.paramarray[j][L1_TRANSPORT_N_PREFERENCE_IDX].strptr), "local_mac") == 0) {
//sf_ahead = 2; // Need 4 subframe gap between RX and TX
}else if (strcmp(*(L1_ParamList.paramarray[j][L1_TRANSPORT_N_PREFERENCE_IDX].strptr), "nfapi") == 0) {
@@ -633,6 +662,30 @@ void RCconfig_NR_L1(void) {
void RCconfig_nr_macrlc() {
int j;
paramdef_t GNBSParams[] = GNBSPARAMS_DESC;
////////// Identification parameters
paramdef_t GNBParams[] = GNBPARAMS_DESC;
paramlist_def_t GNBParamList = {GNB_CONFIG_STRING_GNB_LIST,NULL,0};
config_get( GNBSParams,sizeof(GNBSParams)/sizeof(paramdef_t),NULL);
int num_gnbs = GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt;
AssertFatal (num_gnbs > 0,"Failed to parse config file no gnbs %s \n",GNB_CONFIG_STRING_ACTIVE_GNBS);
config_getlist( &GNBParamList,GNBParams,sizeof(GNBParams)/sizeof(paramdef_t),NULL);
char *ulprbbl = *GNBParamList.paramarray[0][GNB_ULPRBBLACKLIST_IDX].strptr;
char *pt = strtok(ulprbbl,",");
int prbbl[275];
int num_prbbl=0;
int prb;
memset(prbbl,0,275*sizeof(int));
while (pt) {
prb=atoi(pt);
prbbl[prb] = 1;
pt = strtok(NULL,",");
num_prbbl++;
}
paramdef_t MacRLC_Params[] = MACRLCPARAMS_DESC;
paramlist_def_t MacRLC_ParamList = {CONFIG_STRING_MACRLC_LIST,NULL,0};
@@ -697,6 +750,9 @@ void RCconfig_nr_macrlc() {
AssertFatal(1==0,"MACRLC %d: %s unknown southbound midhaul\n",j,*(MacRLC_ParamList.paramarray[j][MACRLC_TRANSPORT_S_PREFERENCE_IDX].strptr));
}
RC.nrmac[j]->ulsch_max_slots_inactivity = *(MacRLC_ParamList.paramarray[j][MACRLC_ULSCH_MAX_SLOTS_INACTIVITY].uptr);
RC.nrmac[j]->num_ulprbbl = num_prbbl;
memcpy(RC.nrmac[j]->ulprbbl,prbbl,num_prbbl*sizeof(prbbl[0]));
}// for (j=0;j<RC.nb_nr_macrlc_inst;j++)
}else {// MacRLC_ParamList.numelt > 0
LOG_E(PHY,"No %s configuration found\n", CONFIG_STRING_MACRLC_LIST);
openair2/GNB_APP/gnb_paramdef.h
+4
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@@ -119,6 +119,8 @@ typedef enum {
#define GNB_CONFIG_STRING_SIB1TDA "sib1_tda"
#define GNB_CONFIG_STRING_DOCSIRS "do_CSIRS"
#define GNB_CONFIG_STRING_NRCELLID "nr_cellid"
#define GNB_CONFIG_STRING_ULPRBBLACKLIST "ul_prbblacklist"
/*-----------------------------------------------------------------------------------------------------------------------------------------*/
/* cell configuration parameters */
@@ -145,6 +147,7 @@ typedef enum {
{GNB_CONFIG_STRING_SIB1TDA, NULL, 0, iptr:NULL, defintval:0, TYPE_INT, 0}, \
{GNB_CONFIG_STRING_DOCSIRS, NULL, 0, iptr:NULL, defintval:0, TYPE_INT, 0}, \
{GNB_CONFIG_STRING_NRCELLID, NULL, 0, u64ptr:NULL, defint64val:1, TYPE_UINT64, 0}, \
{GNB_CONFIG_STRING_ULPRBBLACKLIST, NULL, 0, strptr:NULL, defstrval:"", TYPE_STRING, 0} \
}
#define GNB_GNB_ID_IDX 0
@@ -167,6 +170,7 @@ typedef enum {
#define GNB_SIB1_TDA_IDX 17
#define GNB_DO_CSIRS_IDX 18
#define GNB_NRCELLID_IDX 19
#define GNB_ULPRBBLACKLIST_IDX 20
#define TRACKING_AREA_CODE_OKRANGE {0x0001,0xFFFD}
#define GNBPARAMS_CHECK { \
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
+1
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@@ -1286,6 +1286,7 @@ bool nr_fr1_ulsch_preprocessor(module_id_t module_id, frame_t frame, sub_frame_t
int st = 0, e = 0, len = 0;
for (int i = 0; i < bwpSize; i++) {
if (RC.nrmac[module_id]->ulprbbl[i] == 1) vrb_map_UL[i]=1;
while ((vrb_map_UL[i] & symb) != 0 && i < bwpSize)
i++;
st = i;
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
+2 -1
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@@ -678,7 +678,8 @@ typedef struct gNB_MAC_INST_s {
NR_COMMON_channels_t common_channels[NFAPI_CC_MAX];
/// current PDU index (BCH,DLSCH)
uint16_t pdu_index[NFAPI_CC_MAX];
int num_ulprbbl;
int ulprbbl[275];
/// NFAPI Config Request Structure
nfapi_nr_config_request_scf_t config[NFAPI_CC_MAX];
/// NFAPI DL Config Request Structure