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https://gitlab.eurecom.fr/oai/openairinterface5g.git
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e36edd047e
Support for aperiodic SRS at gNB
Add support for aperiodic SRS, which currently, if activated, is
hardcoded to be periodically scheduled every 160 TTIs. The configuration
file has been changed, and instead of
do_SRS = 0/1
is now
do_SRS = "none"/"periodic"/"aperiodic"
Reviewed-By: Robert Schmidt <robert.schmidt@openairinterface.org>
Reviewed-By: Maxime Elkael <m.elkael@northeastern.edu>
268 lines
9.0 KiB
Plaintext
268 lines
9.0 KiB
Plaintext
# SPDX-License-Identifier: LicenseRef-CSSL-1.0
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Active_gNBs = ( "gNB-OAI-DU");
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# Asn1_verbosity, choice in: none, info, annoying
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Asn1_verbosity = "none";
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gNBs =
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(
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{
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////////// Identification parameters:
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gNB_ID = 0xe00;
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gNB_DU_ID = 0xe00;
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gNB_name = "gNB-OAI-DU";
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// Tracking area code, 0x0000 and 0xfffe are reserved values
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tracking_area_code = 1;
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plmn_list = ({ mcc = 208; mnc = 99; mnc_length = 2; snssaiList = ( { sst = 1; }); });
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nr_cellid = 1;
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////////// Physical parameters:
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pdsch_AntennaPorts_XP = 2;
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pdsch_AntennaPorts_N1 = 2;
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pusch_AntennaPorts = 4;
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do_CSIRS = 1;
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force_UL256qam_off = 1;
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maxMIMO_layers = 2;
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servingCellConfigCommon = (
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{
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#spCellConfigCommon
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physCellId = 0;
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# n_TimingAdvanceOffset = 0;
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# downlinkConfigCommon
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#frequencyInfoDL
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# center frequency = 3950.4 MHz
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# selected SSB frequency = 3950.4 MHz
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absoluteFrequencySSB = 663360;
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dl_frequencyBand = 77;
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# frequency point A = 3901.26 MHz
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dl_absoluteFrequencyPointA = 660084;
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#scs-SpecificCarrierList
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dl_offstToCarrier = 0;
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# subcarrierSpacing
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# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
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dl_subcarrierSpacing = 1;
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dl_carrierBandwidth = 273;
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#initialDownlinkBWP
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#genericParameters
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initialDLBWPlocationAndBandwidth = 1099; #38.101-1 Table 5.3.2-1
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#
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# subcarrierSpacing
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# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
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initialDLBWPsubcarrierSpacing = 1;
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#pdcch-ConfigCommon
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initialDLBWPcontrolResourceSetZero = 11;
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initialDLBWPsearchSpaceZero = 0;
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#uplinkConfigCommon
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#frequencyInfoUL
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ul_frequencyBand = 77;
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#scs-SpecificCarrierList
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ul_offstToCarrier = 0;
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# subcarrierSpacing
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# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
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ul_subcarrierSpacing = 1;
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ul_carrierBandwidth = 273;
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pMax = 23;
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#initialUplinkBWP
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#genericParameters
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initialULBWPlocationAndBandwidth = 1099;
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# subcarrierSpacing
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# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
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initialULBWPsubcarrierSpacing = 1;
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#rach-ConfigCommon
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#rach-ConfigGeneric
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prach_ConfigurationIndex = 152;
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#prach_msg1_FDM
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#0 = one, 1=two, 2=four, 3=eight
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prach_msg1_FDM = 0;
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prach_msg1_FrequencyStart = 0;
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zeroCorrelationZoneConfig = 0;
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preambleReceivedTargetPower = -100;
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#preamblTransMax (0...10) = (3,4,5,6,7,8,10,20,50,100,200)
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preambleTransMax = 8;
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#powerRampingStep
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# 0=dB0,1=dB2,2=dB4,3=dB6
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powerRampingStep = 3;
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#ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR
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#1=oneeighth,2=onefourth,3=half,4=one,5=two,6=four,7=eight,8=sixteen
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ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR = 4;
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#one (0..15) 4,8,12,16,...60,64
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ssb_perRACH_OccasionAndCB_PreamblesPerSSB = 15;
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#ra_ContentionResolutionTimer
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#(0..7) 8,16,24,32,40,48,56,64
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ra_ContentionResolutionTimer = 7;
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rsrp_ThresholdSSB = 19;
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#prach-RootSequenceIndex_PR
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#1 = 839, 2 = 139
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prach_RootSequenceIndex_PR = 2;
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prach_RootSequenceIndex = 1;
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# SCS for msg1, can only be 15 for 30 kHz < 6 GHz, takes precendence over the one derived from prach-ConfigIndex
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#
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msg1_SubcarrierSpacing = 1,
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# restrictedSetConfig
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# 0=unrestricted, 1=restricted type A, 2=restricted type B
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restrictedSetConfig = 0,
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# this is the offset between the last PRACH preamble power and the Msg3 PUSCH, 2 times the field value in dB
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msg3_DeltaPreamble = 2;
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p0_NominalWithGrant = -96;
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# pucch-ConfigCommon setup :
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# pucchGroupHopping
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# 0 = neither, 1= group hopping, 2=sequence hopping
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pucchGroupHopping = 0;
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hoppingId = 0;
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p0_nominal = -96;
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ssb_PositionsInBurst_Bitmap = 0x1;
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# ssb_periodicityServingCell
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# 0 = ms5, 1=ms10, 2=ms20, 3=ms40, 4=ms80, 5=ms160, 6=spare2, 7=spare1
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ssb_periodicityServingCell = 2;
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# dmrs_TypeA_position
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# 0 = pos2, 1 = pos3
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dmrs_TypeA_Position = 0;
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# subcarrierSpacing
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# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
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subcarrierSpacing = 1;
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#tdd-UL-DL-ConfigurationCommon
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# subcarrierSpacing
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# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
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referenceSubcarrierSpacing = 1;
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# pattern1
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# dl_UL_TransmissionPeriodicity
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# 0=ms0p5, 1=ms0p625, 2=ms1, 3=ms1p25, 4=ms2, 5=ms2p5, 6=ms5, 7=ms10
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dl_UL_TransmissionPeriodicity = 5;
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nrofDownlinkSlots = 3;
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nrofDownlinkSymbols = 6;
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nrofUplinkSlots = 1;
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nrofUplinkSymbols = 4;
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ssPBCH_BlockPower = 0;
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}
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);
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# ------- SCTP definitions
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SCTP :
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{
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# Number of streams to use in input/output
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SCTP_INSTREAMS = 2;
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SCTP_OUTSTREAMS = 2;
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};
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}
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);
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MACRLCs = (
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{
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tr_s_preference = "local_L1";
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tr_n_preference = "f1";
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local_n_address = "172.21.16.51";
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remote_n_address = "172.21.6.90";
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local_n_portd = 2153;
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remote_n_portd = 2153;
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pusch_TargetSNRx10 = 120;
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pucch_TargetSNRx10 = 200;
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dl_bler_target_upper = .35;
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dl_bler_target_lower = .15;
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ul_bler_target_upper = .35;
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ul_bler_target_lower = .15;
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pusch_FailureThres = 100;
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ul_max_mcs = 28;
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min_grant_prb = 1;
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set_analog_beamforming = "lophy";
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beam_duration = 1;
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beams_per_period = 2;
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}
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);
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L1s = (
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{
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enable_das = 1;
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tr_n_preference = "local_mac";
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prach_dtx_threshold = 100;
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pucch0_dtx_threshold = 80;
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pusch_dtx_threshold = 10;
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max_ldpc_iterations = 10;
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tx_amp_backoff_dB = 12; # needs to match O-RU configuration
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L1_rx_thread_core = 8;
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L1_tx_thread_core = 10; # relevant after merge of l1_tx_thread
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phase_compensation = 0; # needs to match O-RU configuration
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}
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);
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RUs = (
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{
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local_rf = "no";
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nb_tx = 8;
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nb_rx = 8;
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att_tx = 0;
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att_rx = 0;
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bands = [77];
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max_pdschReferenceSignalPower = -27;
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max_rxgain = 75;
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sf_extension = 0;
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eNB_instances = [0];
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ru_thread_core = 9;
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sl_ahead = 10;
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tr_preference = "raw_if4p5"; # important: activate FHI7.2
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do_precoding = 0; # needs to match O-RU configuration
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}
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);
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log_config :
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{
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global_log_level = "info";
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hw_log_level = "info";
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phy_log_level = "info";
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mac_log_level = "info";
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rlc_log_level = "info";
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pdcp_log_level = "info";
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rrc_log_level = "info";
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ngap_log_level = "info";
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f1ap_log_level = "info";
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};
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fhi_72 = {
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dpdk_devices = ("0000:01:01.0", "0000:01:01.1", "0000:01:01.2", "0000:01:01.3"); # two VFs can be used as well
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system_core = 0;
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io_core = 1;
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worker_cores = (2);
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ru_addr = ("8c:1f:64:d1:10:46","8c:1f:64:d1:10:46","8c:1f:64:d1:10:43","8c:1f:64:d1:10:43"); # if two VFs, set two RU MAC addresses (one per RU)
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mtu = 9216;
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fh_config = (
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# RAN650 #1
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{
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T1a_cp_dl = (419, 470);
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T1a_cp_ul = (285, 336);
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T1a_up = (294, 345);
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Ta4 = (0, 200);
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ru_config = {
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iq_width = 9;
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iq_width_prach = 9;
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};
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},
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# RAN650 #2
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{
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T1a_cp_dl = (419, 470);
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T1a_cp_ul = (285, 336);
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T1a_up = (294, 345);
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Ta4 = (0, 200);
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ru_config = {
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iq_width = 9;
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iq_width_prach = 9;
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};
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});
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};
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