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Added Support of 35Mhz,45Mhz,70Mhz Bandwidth for SCS 30Khz

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Also added support for 35Mhz, 45Mhz bw for 15Khz Subcarrierspacing
Referred Spec TS 38.101 v18.6.0 section 5.3.2, table 5.3.2-1
This commit is contained in:
Raghavendra Dinavahi
2025-02-06 16:44:45 +01:00
parent 0053a3d0f4
commit 3e27175ac2
2 changed files with 293 additions and 9 deletions
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common/utils/nr/nr_common.c
+48 -9
View File
@@ -188,18 +188,20 @@ uint64_t reverse_bits(uint64_t in, int n_bits)
return rev_bits;
}
static const int tables_5_3_2[5][12] = {
{25, 52, 79, 106, 133, 160, 216, 270, -1, -1, -1, -1}, // 15 FR1
{11, 24, 38, 51, 65, 78, 106, 133, 162, 217, 245, 273}, // 30 FR1
{-1, 11, 18, 24, 31, 38, 51, 65, 79, 107, 121, 135}, // 60 FR1
{66, 132, 264, -1, -1, -1, -1, -1, -1, -1, -1, -1}, // 60 FR2
{32, 66, 132, 264, -1, -1, -1, -1, -1, -1, -1, -1} // 120FR2
#define NUM_BW_ENTRIES 15
static const int tables_5_3_2[5][NUM_BW_ENTRIES] = {
{25, 52, 79, 106, 133, 160, 188, 216, 242, 270, -1, -1, -1, -1, -1}, // 15 FR1
{11, 24, 38, 51, 65, 78, 92, 106, 119, 133, 162, 189, 217, 245, 273}, // 30 FR1
{-1, 11, 18, 24, 31, 38, 44, 51, 58, 65, 79, 93, 107, 121, 135}, // 60 FR1
{66, 132, 264, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, // 60 FR2
{32, 66, 132, 264, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1} // 120FR2
};
int get_supported_band_index(int scs, frequency_range_t freq_range, int n_rbs)
{
int scs_index = scs + freq_range;
for (int i = 0; i < 12; i++) {
for (int i = 0; i < NUM_BW_ENTRIES; i++) {
if(n_rbs == tables_5_3_2[scs_index][i])
return i;
}
@@ -209,7 +211,7 @@ int get_supported_band_index(int scs, frequency_range_t freq_range, int n_rbs)
int get_smallest_supported_bandwidth_index(int scs, frequency_range_t frequency_range, int n_rbs)
{
int scs_index = scs + frequency_range;
for (int i = 0; i < 12; i++) {
for (int i = 0; i < NUM_BW_ENTRIES; i++) {
if (n_rbs <= tables_5_3_2[scs_index][i])
return i;
}
@@ -422,7 +424,7 @@ void check_ssb_raster(uint64_t freq, int band, int scs)
int get_supported_bw_mhz(frequency_range_t frequency_range, int bw_index)
{
if (frequency_range == FR1) {
int bandwidth_index_to_mhz[] = {5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 90, 100};
int bandwidth_index_to_mhz[] = {5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 60, 70, 80, 90, 100};
AssertFatal(bw_index >= 0 && bw_index <= sizeofArray(bandwidth_index_to_mhz),
"Bandwidth index %d is invalid\n",
bw_index);
@@ -826,6 +828,18 @@ void get_samplerate_and_bw(int mu,
*rx_bw = 50e6;
}
break;
case 242: // 45Mhz
case 188: // 35Mhz
if (threequarter_fs) {
*sample_rate = 46.08e6;
*samples_per_frame = 460800;
} else {
*sample_rate = 61.44e6;
*samples_per_frame = 614400;
}
*tx_bw = (n_rb == 242) ? 45e6 : 35e6;
*rx_bw = (n_rb == 242) ? 45e6 : 35e6;
break;
case 216:
if (threequarter_fs) {
*sample_rate=46.08e6;
@@ -926,6 +940,17 @@ void get_samplerate_and_bw(int mu,
*rx_bw = 80e6;
}
break;
case 189:
if (threequarter_fs) {
*sample_rate = 92.16e6;
*samples_per_frame = 921600;
} else {
*sample_rate = 122.88e6;
*samples_per_frame = 1228800;
}
*tx_bw = 70e6;
*rx_bw = 70e6;
break;
case 162 :
if (threequarter_fs) {
AssertFatal(1==0,"N_RB %d cannot use 3/4 sampling\n",n_rb);
@@ -951,6 +976,20 @@ void get_samplerate_and_bw(int mu,
}
break;
case 119: // 45Mhz
case 92: // 35Mhz
if (threequarter_fs) {
*sample_rate = 46.08e6;
*samples_per_frame = 460800;
} else {
*sample_rate = 61.44e6;
*samples_per_frame = 614400;
}
*tx_bw = (n_rb == 119) ? 45e6 : 35e6;
*rx_bw = (n_rb == 119) ? 45e6 : 35e6;
break;
case 106:
if (threequarter_fs) {
*sample_rate=46.08e6;
targets/PROJECTS/GENERIC-NR-5GC/CONF/gnb.sa.band78.fr1.189PRB.rfsim.conf
+245
View File
@@ -0,0 +1,245 @@
Active_gNBs = ( "gnb-rfsim");
# Asn1_verbosity, choice in: none, info, annoying
Asn1_verbosity = "none";
gNBs =
(
{
////////// Identification parameters:
gNB_ID = 0xe00;
# cell_type = "CELL_MACRO_GNB";
gNB_name = "gnb-rfsim";
// Tracking area code, 0x0000 and 0xfffe are reserved values
tracking_area_code = 1;
plmn_list = ({ mcc = 208; mnc = 99; mnc_length = 2; snssaiList = ({ sst = 1, sd = 0xffffff }) });
nr_cellid = 12345678L
# tr_s_preference = "local_mac"
////////// Physical parameters:
min_rxtxtime = 6;
servingCellConfigCommon = (
{
#spCellConfigCommon
physCellId = 0;
# downlinkConfigCommon
#frequencyInfoDL
# this is 3300.60 MHz + 53*12*30e-3 MHz = 3319.68
absoluteFrequencySSB = 621312;
# this is 3300.60 MHz
dl_absoluteFrequencyPointA = 620040;
#scs-SpecificCarrierList
dl_offstToCarrier = 0;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
dl_subcarrierSpacing = 1;
dl_carrierBandwidth = 189
#initialDownlinkBWP
#genericParameters
# this is RBstart=0,L=189 (275*(275-L+1) + 275-1-RBstart)
initialDLBWPlocationAndBandwidth = 24199;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
initialDLBWPsubcarrierSpacing = 1;
#pdcch-ConfigCommon
initialDLBWPcontrolResourceSetZero = 11;
initialDLBWPsearchSpaceZero = 0;
#uplinkConfigCommon
#frequencyInfoUL
ul_frequencyBand = 78;
#scs-SpecificCarrierList
ul_offstToCarrier = 0;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
ul_subcarrierSpacing = 1;
ul_carrierBandwidth = 189;
pMax = 20;
#initialUplinkBWP
#genericParameters
initialULBWPlocationAndBandwidth = 24199;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
initialULBWPsubcarrierSpacing = 1;
#rach-ConfigCommon
#rach-ConfigGeneric
prach_ConfigurationIndex = 98;
#prach_msg1_FDM
#0 = one, 1=two, 2=four, 3=eight
prach_msg1_FDM = 0;
prach_msg1_FrequencyStart = 0;
zeroCorrelationZoneConfig = 12;
preambleReceivedTargetPower = -104;
#preamblTransMax (0...10) = (3,4,5,6,7,8,10,20,50,100,200)
preambleTransMax = 6;
#powerRampingStep
# 0=dB0,1=dB2,2=dB4,3=dB6
powerRampingStep = 1;
#ra_ReponseWindow
#1,2,4,8,10,20,40,80
ra_ResponseWindow = 5;
#ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR
#1=oneeighth,2=onefourth,3=half,4=one,5=two,6=four,7=eight,8=sixteen
ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR = 4;
#one (0..15) 4,8,12,16,...60,64
ssb_perRACH_OccasionAndCB_PreamblesPerSSB = 15;
#ra_ContentionResolutionTimer
#(0..7) 8,16,24,32,40,48,56,64
ra_ContentionResolutionTimer = 7;
rsrp_ThresholdSSB = 19;
#prach-RootSequenceIndex_PR
#1 = 839, 2 = 139
prach_RootSequenceIndex_PR = 2;
prach_RootSequenceIndex = 1;
# SCS for msg1, can only be 15 for 30 kHz < 6 GHz, takes precendence over the one derived from prach-ConfigIndex
#
msg1_SubcarrierSpacing = 1,
# restrictedSetConfig
# 0=unrestricted, 1=restricted type A, 2=restricted type B
restrictedSetConfig = 0,
msg3_DeltaPreamble = 1;
p0_NominalWithGrant =-90;
# pucch-ConfigCommon setup :
# pucchGroupHopping
# 0 = neither, 1= group hopping, 2=sequence hopping
pucchGroupHopping = 0;
hoppingId = 40;
p0_nominal = -90;
ssb_PositionsInBurst_Bitmap = 1;
# ssb_periodicityServingCell
# 0 = ms5, 1=ms10, 2=ms20, 3=ms40, 4=ms80, 5=ms160, 6=spare2, 7=spare1
ssb_periodicityServingCell = 2;
# dmrs_TypeA_position
# 0 = pos2, 1 = pos3
dmrs_TypeA_Position = 0;
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
subcarrierSpacing = 1;
#tdd-UL-DL-ConfigurationCommon
# subcarrierSpacing
# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
referenceSubcarrierSpacing = 1;
# pattern1
# dl_UL_TransmissionPeriodicity
# 0=ms0p5, 1=ms0p625, 2=ms1, 3=ms1p25, 4=ms2, 5=ms2p5, 6=ms5, 7=ms10
dl_UL_TransmissionPeriodicity = 6;
nrofDownlinkSlots = 7;
nrofDownlinkSymbols = 6;
nrofUplinkSlots = 2;
nrofUplinkSymbols = 4;
ssPBCH_BlockPower = -25;
}
);
# ------- SCTP definitions
SCTP :
{
# Number of streams to use in input/output
SCTP_INSTREAMS = 2;
SCTP_OUTSTREAMS = 2;
};
////////// AMF parameters:
amf_ip_address = ({ ipv4 = "192.168.71.132"; });
NETWORK_INTERFACES :
{
GNB_IPV4_ADDRESS_FOR_NG_AMF = "192.168.71.140";
GNB_IPV4_ADDRESS_FOR_NGU = "192.168.71.140";
GNB_PORT_FOR_S1U = 2152; # Spec 2152
};
}
);
MACRLCs = (
{
num_cc = 1;
tr_s_preference = "local_L1";
tr_n_preference = "local_RRC";
pusch_TargetSNRx10 = 200;
pucch_TargetSNRx10 = 200;
}
);
L1s = (
{
num_cc = 1;
tr_n_preference = "local_mac";
prach_dtx_threshold = 200;
# pucch0_dtx_threshold = 150;
}
);
RUs = (
{
local_rf = "yes"
nb_tx = 1
nb_rx = 1
att_tx = 0
att_rx = 0;
bands = [78];
max_pdschReferenceSignalPower = -27;
max_rxgain = 75;
eNB_instances = [0];
sf_extension = 0
sdr_addrs = "serial=XXXXXXX"
}
);
rfsimulator: {
serveraddr = "server";
};
security = {
# preferred ciphering algorithms
# the first one of the list that an UE supports in chosen
# valid values: nea0, nea1, nea2, nea3
ciphering_algorithms = ( "nea0" );
# preferred integrity algorithms
# the first one of the list that an UE supports in chosen
# valid values: nia0, nia1, nia2, nia3
integrity_algorithms = ( "nia2", "nia0" );
# setting 'drb_ciphering' to "no" disables ciphering for DRBs, no matter
# what 'ciphering_algorithms' configures; same thing for 'drb_integrity'
drb_ciphering = "yes";
drb_integrity = "no";
};
log_config :
{
global_log_level ="info";
hw_log_level ="info";
phy_log_level ="info";
mac_log_level ="info";
rlc_log_level ="info";
pdcp_log_level ="info";
rrc_log_level ="info";
f1ap_log_level ="debug";
};