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openairinterface5g/openair2/GNB_APP/gnb_config.c
T
Robert Schmidt 511b5f8ebd Expose F1 primitives for next commits 
Need to proper forward declaration, as we otherwise need to make
telnet_o1 module dependent on F1.  Make functions publicly accessible,
as the F1 functions are used in an upcoming commit to start the L1.
2024-12-16 16:18:10 +01:00

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/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/*
gnb_config.c
-------------------
AUTHOR : Lionel GAUTHIER, navid nikaein, Laurent Winckel, WEI-TAI CHEN
COMPANY : EURECOM, NTUST
EMAIL : Lionel.Gauthier@eurecom.fr, navid.nikaein@eurecom.fr, kroempa@gmail.com
*/
#include "gnb_config.h"
#include <limits.h>
#include <math.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <unistd.h>
#include "BIT_STRING.h"
#include "L1_nr_paramdef.h"
#include "MACRLC_nr_paramdef.h"
#include "PHY/INIT/nr_phy_init.h"
#include "PHY/defs_common.h"
#include "PHY/defs_gNB.h"
#include "PHY/defs_nr_common.h"
#include "RRC/NR/nr_rrc_config.h"
#include "RRC/NR/nr_rrc_extern.h"
#include "RRC_nr_paramsvalues.h"
#include "T.h"
#include "asn_SEQUENCE_OF.h"
#include "asn_codecs.h"
#include "asn_internal.h"
#include "NR_MAC_gNB/nr_mac_gNB.h"
#include "NR_MAC_gNB/mac_proto.h"
#include "common/5g_platform_types.h"
#include "common/config/config_paramdesc.h"
#include "common/config/config_userapi.h"
#include "common/openairinterface5g_limits.h"
#include "common/ran_context.h"
#include "common/utils/T/T.h"
#include "common_lib.h"
#include "constr_TYPE.h"
#include "enb_paramdef.h"
#include "executables/softmodem-common.h"
#include "f1ap_common.h"
#include "gnb_paramdef.h"
#include "lib/f1ap_interface_management.h"
#include "nfapi/oai_integration/vendor_ext.h"
#include "nfapi_pnf.h"
#include "nfapi_vnf.h"
#include "ngap_gNB.h"
#include "ngap_messages_types.h"
#include "nr_common.h"
#include "oai_asn1.h"
#include "openair1/PHY/defs_common.h"
#include "prs_nr_paramdef.h"
#include "radio/ETHERNET/if_defs.h"
#include "rrc_messages_types.h"
#include "s1ap_messages_types.h"
#include "sctp_default_values.h"
#include "seq_arr.h"
#include "uper_encoder.h"
#include "utils.h"
#include "x2ap_messages_types.h"
#ifdef ENABLE_AERIAL
#include "nfapi/oai_integration/aerial/fapi_vnf_p5.h"
#endif
static int DEFBANDS[] = {7};
static int DEFENBS[] = {0};
static int DEFBFW[] = {0x00007fff};
static int DEFRUTPCORES[] = {-1,-1,-1,-1};
/**
* @brief Helper define to allocate and initialize SetupRelease structures
*/
#define INIT_SETUP_RELEASE(type, element) \
do { \
element = calloc_or_fail(1, sizeof(*element)); \
(element)->present = NR_SetupRelease_##type##_PR_setup; \
(element)->choice.setup = CALLOC(1, sizeof(*((element)->choice.setup))); \
} while (0)
/**
* Allocate memory and initialize ServingCellConfigCommon struct members
*/
void prepare_scc(NR_ServingCellConfigCommon_t *scc)
{
// NR_ServingCellConfigCommon
scc->physCellId = calloc_or_fail(1, sizeof(*scc->physCellId));
scc->n_TimingAdvanceOffset = calloc_or_fail(1, sizeof(*scc->n_TimingAdvanceOffset));
scc->ssb_PositionsInBurst = calloc_or_fail(1, sizeof(*scc->ssb_PositionsInBurst));
scc->ssb_periodicityServingCell = calloc_or_fail(1, sizeof(*scc->ssb_periodicityServingCell));
scc->ssbSubcarrierSpacing = calloc_or_fail(1, sizeof(*scc->ssbSubcarrierSpacing));
scc->tdd_UL_DL_ConfigurationCommon = calloc_or_fail(1, sizeof(*scc->tdd_UL_DL_ConfigurationCommon));
scc->tdd_UL_DL_ConfigurationCommon->pattern2 = calloc_or_fail(1, sizeof(*scc->tdd_UL_DL_ConfigurationCommon->pattern2));
scc->downlinkConfigCommon = calloc_or_fail(1, sizeof(*scc->downlinkConfigCommon));
scc->downlinkConfigCommon->frequencyInfoDL = calloc_or_fail(1, sizeof(*scc->downlinkConfigCommon->frequencyInfoDL));
scc->downlinkConfigCommon->initialDownlinkBWP = calloc_or_fail(1, sizeof(*scc->downlinkConfigCommon->initialDownlinkBWP));
NR_FrequencyInfoDL_t *frequencyInfoDL = scc->downlinkConfigCommon->frequencyInfoDL;
frequencyInfoDL->absoluteFrequencySSB = calloc_or_fail(1, sizeof(*frequencyInfoDL->absoluteFrequencySSB));
NR_FreqBandIndicatorNR_t *dl_frequencyBandList = calloc_or_fail(1, sizeof(*dl_frequencyBandList));
asn1cSeqAdd(&frequencyInfoDL->frequencyBandList.list, dl_frequencyBandList);
struct NR_SCS_SpecificCarrier *dl_scs_SpecificCarrierList = calloc_or_fail(1, sizeof(*dl_scs_SpecificCarrierList));
asn1cSeqAdd(&frequencyInfoDL->scs_SpecificCarrierList.list, dl_scs_SpecificCarrierList);
INIT_SETUP_RELEASE(PDCCH_ConfigCommon, scc->downlinkConfigCommon->initialDownlinkBWP->pdcch_ConfigCommon);
NR_SetupRelease_PDCCH_ConfigCommon_t *pdcch_ConfigCommon = scc->downlinkConfigCommon->initialDownlinkBWP->pdcch_ConfigCommon;
struct NR_PDCCH_ConfigCommon *pdcchCCSetup = pdcch_ConfigCommon->choice.setup;
pdcchCCSetup->controlResourceSetZero = calloc_or_fail(1, sizeof(*pdcchCCSetup->controlResourceSetZero));
pdcchCCSetup->searchSpaceZero = calloc_or_fail(1, sizeof(*pdcchCCSetup->searchSpaceZero));
pdcchCCSetup->commonControlResourceSet = NULL;
INIT_SETUP_RELEASE(PDSCH_ConfigCommon, scc->downlinkConfigCommon->initialDownlinkBWP->pdsch_ConfigCommon);
NR_SetupRelease_PDSCH_ConfigCommon_t *pdsch_ConfigCommon = scc->downlinkConfigCommon->initialDownlinkBWP->pdsch_ConfigCommon;
pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList =
calloc_or_fail(1, sizeof(*pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList));
scc->uplinkConfigCommon = calloc_or_fail(1, sizeof(*scc->uplinkConfigCommon));
scc->uplinkConfigCommon->frequencyInfoUL = calloc_or_fail(1, sizeof(*scc->uplinkConfigCommon->frequencyInfoUL));
scc->uplinkConfigCommon->initialUplinkBWP = calloc_or_fail(1, sizeof(*scc->uplinkConfigCommon->initialUplinkBWP));
NR_FrequencyInfoUL_t *frequencyInfoUL = scc->uplinkConfigCommon->frequencyInfoUL;
NR_FreqBandIndicatorNR_t *ul_frequencyBandList = calloc_or_fail(1, sizeof(*ul_frequencyBandList));
frequencyInfoUL->frequencyBandList = calloc_or_fail(1, sizeof(*frequencyInfoUL->frequencyBandList));
asn1cSeqAdd(&frequencyInfoUL->frequencyBandList->list, ul_frequencyBandList);
frequencyInfoUL->absoluteFrequencyPointA = calloc_or_fail(1, sizeof(*frequencyInfoUL->absoluteFrequencyPointA));
frequencyInfoUL->p_Max = calloc_or_fail(1, sizeof(*frequencyInfoUL->p_Max));
struct NR_SCS_SpecificCarrier *ul_scs_SpecificCarrierList = calloc_or_fail(1, sizeof(*ul_scs_SpecificCarrierList));
asn1cSeqAdd(&frequencyInfoUL->scs_SpecificCarrierList.list, ul_scs_SpecificCarrierList);
INIT_SETUP_RELEASE(RACH_ConfigCommon, scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon);
NR_SetupRelease_RACH_ConfigCommon_t *rach_ConfigCommon = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon;
struct NR_RACH_ConfigCommon *rachCCSetup = rach_ConfigCommon->choice.setup;
rachCCSetup->ssb_perRACH_OccasionAndCB_PreamblesPerSSB =
calloc_or_fail(1, sizeof(*rachCCSetup->ssb_perRACH_OccasionAndCB_PreamblesPerSSB));
rachCCSetup->rsrp_ThresholdSSB = calloc_or_fail(1, sizeof(*rachCCSetup->rsrp_ThresholdSSB));
rachCCSetup->msg1_SubcarrierSpacing = calloc_or_fail(1, sizeof(*rachCCSetup->msg1_SubcarrierSpacing));
rachCCSetup->msg3_transformPrecoder = calloc_or_fail(1, sizeof(*rachCCSetup->msg3_transformPrecoder));
*rachCCSetup->msg3_transformPrecoder = NR_PUSCH_Config__transformPrecoder_disabled;
INIT_SETUP_RELEASE(PUSCH_ConfigCommon, scc->uplinkConfigCommon->initialUplinkBWP->pusch_ConfigCommon);
NR_SetupRelease_PUSCH_ConfigCommon_t *pusch_ConfigCommon = scc->uplinkConfigCommon->initialUplinkBWP->pusch_ConfigCommon;
struct NR_PUSCH_ConfigCommon *puschCCSetup = pusch_ConfigCommon->choice.setup;
puschCCSetup->groupHoppingEnabledTransformPrecoding = NULL;
puschCCSetup->pusch_TimeDomainAllocationList = calloc_or_fail(1, sizeof(*puschCCSetup->pusch_TimeDomainAllocationList));
puschCCSetup->msg3_DeltaPreamble = calloc_or_fail(1, sizeof(*puschCCSetup->msg3_DeltaPreamble));
puschCCSetup->p0_NominalWithGrant = calloc_or_fail(1, sizeof(*puschCCSetup->p0_NominalWithGrant));
INIT_SETUP_RELEASE(PUCCH_ConfigCommon, scc->uplinkConfigCommon->initialUplinkBWP->pucch_ConfigCommon);
NR_SetupRelease_PUCCH_ConfigCommon_t *pucch_ConfigCommon = scc->uplinkConfigCommon->initialUplinkBWP->pucch_ConfigCommon;
struct NR_PUCCH_ConfigCommon *pucchCCSetup = pucch_ConfigCommon->choice.setup;
pucchCCSetup->p0_nominal = calloc_or_fail(1, sizeof(*pucchCCSetup->p0_nominal));
pucchCCSetup->pucch_ResourceCommon = calloc_or_fail(1, sizeof(*pucchCCSetup->pucch_ResourceCommon));
pucchCCSetup->hoppingId = calloc_or_fail(1, sizeof(*pucchCCSetup->hoppingId));
scc->ext2 = calloc_or_fail(1, sizeof(*scc->ext2));
scc->ext2->ntn_Config_r17 = calloc_or_fail(1, sizeof(*scc->ext2->ntn_Config_r17));
scc->ext2->ntn_Config_r17->cellSpecificKoffset_r17 = calloc_or_fail(1, sizeof(*scc->ext2->ntn_Config_r17->cellSpecificKoffset_r17));
scc->ext2->ntn_Config_r17->ephemerisInfo_r17 = calloc_or_fail(1, sizeof(*scc->ext2->ntn_Config_r17->ephemerisInfo_r17));
scc->ext2->ntn_Config_r17->ta_Info_r17 = calloc_or_fail(1, sizeof(*scc->ext2->ntn_Config_r17->ta_Info_r17));
scc->ext2->ntn_Config_r17->ephemerisInfo_r17->present = NR_EphemerisInfo_r17_PR_positionVelocity_r17;
scc->ext2->ntn_Config_r17->ephemerisInfo_r17->choice.positionVelocity_r17 =
calloc_or_fail(1, sizeof(*scc->ext2->ntn_Config_r17->ephemerisInfo_r17->choice.positionVelocity_r17));
}
void prepare_msgA_scc(NR_ServingCellConfigCommon_t *scc) {
NR_BWP_UplinkCommon_t *initialUplinkBWP = scc->uplinkConfigCommon->initialUplinkBWP;
// Add the struct ext1
initialUplinkBWP->ext1 = calloc(1, sizeof(*initialUplinkBWP->ext1));
initialUplinkBWP->ext1->msgA_ConfigCommon_r16 = calloc(1, sizeof(*initialUplinkBWP->ext1->msgA_ConfigCommon_r16));
initialUplinkBWP->ext1->msgA_ConfigCommon_r16->present = NR_SetupRelease_MsgA_ConfigCommon_r16_PR_setup;
initialUplinkBWP->ext1->msgA_ConfigCommon_r16->choice.setup =
calloc(1, sizeof(*initialUplinkBWP->ext1->msgA_ConfigCommon_r16->choice.setup));
NR_MsgA_ConfigCommon_r16_t *NR_MsgA_ConfigCommon_r16 = initialUplinkBWP->ext1->msgA_ConfigCommon_r16->choice.setup;
NR_MsgA_ConfigCommon_r16->rach_ConfigCommonTwoStepRA_r16.rach_ConfigGenericTwoStepRA_r16.msgB_ResponseWindow_r16 =
calloc(1, sizeof(long));
NR_MsgA_ConfigCommon_r16->rach_ConfigCommonTwoStepRA_r16.msgA_RSRP_Threshold_r16 = calloc(1, sizeof(NR_RSRP_Range_t));
NR_MsgA_ConfigCommon_r16->rach_ConfigCommonTwoStepRA_r16.msgA_CB_PreamblesPerSSB_PerSharedRO_r16 = calloc(1, sizeof(long));
NR_MsgA_ConfigCommon_r16->msgA_PUSCH_Config_r16 = calloc(1, sizeof(NR_MsgA_PUSCH_Config_r16_t));
NR_MsgA_PUSCH_Config_r16_t *msgA_PUSCH_Config_r16 = NR_MsgA_ConfigCommon_r16->msgA_PUSCH_Config_r16;
msgA_PUSCH_Config_r16->msgA_PUSCH_ResourceGroupA_r16 = calloc(1, sizeof(NR_MsgA_PUSCH_Resource_r16_t));
NR_MsgA_PUSCH_Resource_r16_t *msgA_PUSCH_Resource = msgA_PUSCH_Config_r16->msgA_PUSCH_ResourceGroupA_r16;
msgA_PUSCH_Resource->startSymbolAndLengthMsgA_PO_r16 = calloc(1, sizeof(long));
msgA_PUSCH_Config_r16->msgA_TransformPrecoder_r16 = calloc(1, sizeof(long));
}
// Section 4.1 in 38.213
NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR get_ssb_len(NR_ServingCellConfigCommon_t *scc)
{
NR_FrequencyInfoDL_t *frequencyInfoDL = scc->downlinkConfigCommon->frequencyInfoDL;
int scs = *scc->ssbSubcarrierSpacing;
int nr_band = *frequencyInfoDL->frequencyBandList.list.array[0];
long freq = from_nrarfcn(nr_band, scs, frequencyInfoDL->absoluteFrequencyPointA);
frame_type_t frame_type = get_frame_type(nr_band, scs);
if (scs == 0) {
if (freq < 3000000000)
return NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_shortBitmap;
else
return NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_mediumBitmap;
}
if (scs == 1) {
if (nr_band == 5 || nr_band == 24 || nr_band == 66 || frame_type == FDD) { // case B or paired spectrum
if (freq < 3000000000)
return NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_shortBitmap;
else
return NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_mediumBitmap;
}
else { // case C and unpaired spectrum
if (freq < 1880000000)
return NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_shortBitmap;
else
return NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_mediumBitmap;
}
}
// FR2
return NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_longBitmap;
}
static struct NR_SCS_SpecificCarrier configure_scs_carrier(int mu, int N_RB)
{
struct NR_SCS_SpecificCarrier scs_sc = {0};
scs_sc.offsetToCarrier = 0;
scs_sc.subcarrierSpacing = mu;
scs_sc.carrierBandwidth = N_RB;
return scs_sc;
}
static struct NR_PUSCH_TimeDomainResourceAllocation *add_PUSCH_TimeDomainResourceAllocation(int startSymbolAndLength)
{
struct NR_PUSCH_TimeDomainResourceAllocation *pusch_alloc = calloc_or_fail(1, sizeof(*pusch_alloc));
pusch_alloc->k2 = calloc_or_fail(1, sizeof(*pusch_alloc->k2));
*pusch_alloc->k2 = 6;
pusch_alloc->mappingType = NR_PUSCH_TimeDomainResourceAllocation__mappingType_typeB;
pusch_alloc->startSymbolAndLength = startSymbolAndLength;
return pusch_alloc;
}
/**
* Fill ServingCellConfigCommon struct members for unitary simulators
*/
void fill_scc_sim(NR_ServingCellConfigCommon_t *scc, uint64_t *ssb_bitmap, int N_RB_DL, int N_RB_UL, int mu_dl, int mu_ul)
{
*scc->physCellId = 0;
*scc->ssb_periodicityServingCell = NR_ServingCellConfigCommon__ssb_periodicityServingCell_ms20;
scc->dmrs_TypeA_Position = NR_ServingCellConfigCommon__dmrs_TypeA_Position_pos2;
*scc->ssbSubcarrierSpacing = mu_dl;
struct NR_FrequencyInfoDL *frequencyInfoDL = scc->downlinkConfigCommon->frequencyInfoDL;
if (mu_dl == 0) {
*frequencyInfoDL->absoluteFrequencySSB = 520432;
*frequencyInfoDL->frequencyBandList.list.array[0] = 38;
frequencyInfoDL->absoluteFrequencyPointA = 520000;
} else {
*frequencyInfoDL->absoluteFrequencySSB = 641032;
*frequencyInfoDL->frequencyBandList.list.array[0] = 78;
frequencyInfoDL->absoluteFrequencyPointA = 640000;
}
*frequencyInfoDL->scs_SpecificCarrierList.list.array[0] = configure_scs_carrier(mu_dl, N_RB_DL);
struct NR_BWP_DownlinkCommon *initialDownlinkBWP = scc->downlinkConfigCommon->initialDownlinkBWP;
initialDownlinkBWP->genericParameters.locationAndBandwidth = PRBalloc_to_locationandbandwidth(N_RB_DL, 0);
initialDownlinkBWP->genericParameters.subcarrierSpacing = mu_dl;
*initialDownlinkBWP->pdcch_ConfigCommon->choice.setup->controlResourceSetZero = 12;
*initialDownlinkBWP->pdcch_ConfigCommon->choice.setup->searchSpaceZero = 0;
struct NR_PDSCH_TimeDomainResourceAllocation *timedomainresourceallocation0 =
calloc_or_fail(1, sizeof(*timedomainresourceallocation0));
timedomainresourceallocation0->mappingType=NR_PDSCH_TimeDomainResourceAllocation__mappingType_typeA;
timedomainresourceallocation0->startSymbolAndLength = 54;
asn1cSeqAdd(&initialDownlinkBWP->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list,
timedomainresourceallocation0);
struct NR_PDSCH_TimeDomainResourceAllocation *timedomainresourceallocation1 =
calloc_or_fail(1, sizeof(*timedomainresourceallocation1));
timedomainresourceallocation1->mappingType = NR_PDSCH_TimeDomainResourceAllocation__mappingType_typeA;
timedomainresourceallocation1->startSymbolAndLength = 57;
asn1cSeqAdd(&initialDownlinkBWP->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList->list,
timedomainresourceallocation1);
struct NR_FrequencyInfoUL *frequencyInfoUL = scc->uplinkConfigCommon->frequencyInfoUL;
*frequencyInfoUL->frequencyBandList->list.array[0] = mu_ul ? 78 : 38;
*frequencyInfoUL->absoluteFrequencyPointA = -1;
*frequencyInfoUL->scs_SpecificCarrierList.list.array[0] = configure_scs_carrier(mu_ul, N_RB_UL);
*frequencyInfoUL->p_Max = 20;
struct NR_BWP_UplinkCommon *initialUplinkBWP = scc->uplinkConfigCommon->initialUplinkBWP;
initialUplinkBWP->genericParameters.locationAndBandwidth = PRBalloc_to_locationandbandwidth(N_RB_UL, 0);
initialUplinkBWP->genericParameters.subcarrierSpacing = mu_ul;
struct NR_SetupRelease_RACH_ConfigCommon *rach_ConfigCommon = initialUplinkBWP->rach_ConfigCommon;
rach_ConfigCommon->choice.setup->rach_ConfigGeneric.prach_ConfigurationIndex = 98;
rach_ConfigCommon->choice.setup->rach_ConfigGeneric.msg1_FDM = NR_RACH_ConfigGeneric__msg1_FDM_one;
rach_ConfigCommon->choice.setup->rach_ConfigGeneric.msg1_FrequencyStart = 0;
rach_ConfigCommon->choice.setup->rach_ConfigGeneric.zeroCorrelationZoneConfig = 13;
rach_ConfigCommon->choice.setup->rach_ConfigGeneric.preambleReceivedTargetPower = -118;
rach_ConfigCommon->choice.setup->rach_ConfigGeneric.preambleTransMax = NR_RACH_ConfigGeneric__preambleTransMax_n10;
rach_ConfigCommon->choice.setup->rach_ConfigGeneric.powerRampingStep = NR_RACH_ConfigGeneric__powerRampingStep_dB2;
rach_ConfigCommon->choice.setup->rach_ConfigGeneric.ra_ResponseWindow = NR_RACH_ConfigGeneric__ra_ResponseWindow_sl20;
rach_ConfigCommon->choice.setup->ssb_perRACH_OccasionAndCB_PreamblesPerSSB->present =
NR_RACH_ConfigCommon__ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR_one;
rach_ConfigCommon->choice.setup->ssb_perRACH_OccasionAndCB_PreamblesPerSSB->choice.one =
NR_RACH_ConfigCommon__ssb_perRACH_OccasionAndCB_PreamblesPerSSB__one_n64;
rach_ConfigCommon->choice.setup->ra_ContentionResolutionTimer = NR_RACH_ConfigCommon__ra_ContentionResolutionTimer_sf64;
*rach_ConfigCommon->choice.setup->rsrp_ThresholdSSB = 19;
rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.present = NR_RACH_ConfigCommon__prach_RootSequenceIndex_PR_l139;
rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.choice.l139 = 0;
rach_ConfigCommon->choice.setup->restrictedSetConfig = NR_RACH_ConfigCommon__restrictedSetConfig_unrestrictedSet;
*rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing = mu_ul;
struct NR_SetupRelease_PUSCH_ConfigCommon *pusch_ConfigCommon = initialUplinkBWP->pusch_ConfigCommon;
asn1cSeqAdd(&pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list, add_PUSCH_TimeDomainResourceAllocation(55));
asn1cSeqAdd(&pusch_ConfigCommon->choice.setup->pusch_TimeDomainAllocationList->list, add_PUSCH_TimeDomainResourceAllocation(38));
*pusch_ConfigCommon->choice.setup->msg3_DeltaPreamble = 1;
*pusch_ConfigCommon->choice.setup->p0_NominalWithGrant = -90;
struct NR_SetupRelease_PUCCH_ConfigCommon *pucch_ConfigCommon = initialUplinkBWP->pucch_ConfigCommon;
pucch_ConfigCommon->choice.setup->pucch_GroupHopping = NR_PUCCH_ConfigCommon__pucch_GroupHopping_neither;
*pucch_ConfigCommon->choice.setup->hoppingId = 40;
*pucch_ConfigCommon->choice.setup->p0_nominal = -90;
scc->ssb_PositionsInBurst->present = NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_mediumBitmap;
*ssb_bitmap = 0xff;
struct NR_TDD_UL_DL_ConfigCommon *tdd_UL_DL_ConfigurationCommon = scc->tdd_UL_DL_ConfigurationCommon;
tdd_UL_DL_ConfigurationCommon->referenceSubcarrierSpacing = mu_dl;
NR_TDD_UL_DL_Pattern_t *p1 = &tdd_UL_DL_ConfigurationCommon->pattern1;
p1->dl_UL_TransmissionPeriodicity = (mu_dl == 0) ? NR_TDD_UL_DL_Pattern__dl_UL_TransmissionPeriodicity_ms10
: NR_TDD_UL_DL_Pattern__dl_UL_TransmissionPeriodicity_ms5;
p1->nrofDownlinkSlots = 7;
p1->nrofDownlinkSymbols = 6;
p1->nrofUplinkSlots = 2;
p1->nrofUplinkSymbols = 4;
struct NR_TDD_UL_DL_Pattern *p2 = tdd_UL_DL_ConfigurationCommon->pattern2;
p2->dl_UL_TransmissionPeriodicity = 321;
p2->nrofDownlinkSlots = -1;
p2->nrofDownlinkSymbols = -1;
p2->nrofUplinkSlots = -1;
p2->nrofUplinkSymbols = -1;
scc->ss_PBCH_BlockPower = 20;
}
void fix_scc(NR_ServingCellConfigCommon_t *scc, uint64_t ssbmap)
{
scc->ssb_PositionsInBurst->present = get_ssb_len(scc);
uint8_t curr_bit;
// changing endianicity of ssbmap and filling the ssb_PositionsInBurst buffers
if(scc->ssb_PositionsInBurst->present == NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_shortBitmap) {
scc->ssb_PositionsInBurst->choice.shortBitmap.size = 1;
scc->ssb_PositionsInBurst->choice.shortBitmap.bits_unused = 4;
scc->ssb_PositionsInBurst->choice.shortBitmap.buf = CALLOC(1, 1);
scc->ssb_PositionsInBurst->choice.shortBitmap.buf[0] = 0;
for (int i = 0; i < 8; i++) {
if (i<scc->ssb_PositionsInBurst->choice.shortBitmap.bits_unused)
curr_bit = 0;
else
curr_bit = (ssbmap >> (7 - i)) & 0x01;
scc->ssb_PositionsInBurst->choice.shortBitmap.buf[0] |= curr_bit << i;
}
} else if(scc->ssb_PositionsInBurst->present == NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_mediumBitmap) {
scc->ssb_PositionsInBurst->choice.mediumBitmap.size = 1;
scc->ssb_PositionsInBurst->choice.mediumBitmap.bits_unused = 0;
scc->ssb_PositionsInBurst->choice.mediumBitmap.buf = CALLOC(1, 1);
scc->ssb_PositionsInBurst->choice.mediumBitmap.buf[0] = 0;
for (int i = 0; i < 8; i++)
scc->ssb_PositionsInBurst->choice.mediumBitmap.buf[0] |= (((ssbmap >> (7 - i)) & 0x01) << i);
} else {
scc->ssb_PositionsInBurst->choice.longBitmap.size = 8;
scc->ssb_PositionsInBurst->choice.longBitmap.bits_unused = 0;
scc->ssb_PositionsInBurst->choice.longBitmap.buf = CALLOC(1, 8);
for (int j = 0; j < 8; j++) {
scc->ssb_PositionsInBurst->choice.longBitmap.buf[j] = 0;
curr_bit = (ssbmap >> (j << 3)) & 0xff;
for (int i = 0; i < 8; i++)
scc->ssb_PositionsInBurst->choice.longBitmap.buf[j] |= (((curr_bit >> (7 - i)) & 0x01) << i);
}
}
// fix SS0 and Coreset0
NR_PDCCH_ConfigCommon_t *pdcch_cc = scc->downlinkConfigCommon->initialDownlinkBWP->pdcch_ConfigCommon->choice.setup;
if((int)*pdcch_cc->searchSpaceZero == -1) {
free(pdcch_cc->searchSpaceZero);
pdcch_cc->searchSpaceZero = NULL;
}
if((int)*pdcch_cc->controlResourceSetZero == -1) {
free(pdcch_cc->controlResourceSetZero);
pdcch_cc->controlResourceSetZero = NULL;
}
// fix UL absolute frequency
if ((int)*scc->uplinkConfigCommon->frequencyInfoUL->absoluteFrequencyPointA==-1) {
free(scc->uplinkConfigCommon->frequencyInfoUL->absoluteFrequencyPointA);
scc->uplinkConfigCommon->frequencyInfoUL->absoluteFrequencyPointA = NULL;
}
// default value for msg3 precoder is NULL (0 means enabled)
if (*scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg3_transformPrecoder!=0)
scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg3_transformPrecoder = NULL;
frame_type_t frame_type = get_frame_type((int)*scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0], *scc->ssbSubcarrierSpacing);
// prepare DL Allocation lists
nr_rrc_config_dl_tda(scc->downlinkConfigCommon->initialDownlinkBWP->pdsch_ConfigCommon->choice.setup->pdsch_TimeDomainAllocationList,
frame_type, scc->tdd_UL_DL_ConfigurationCommon,
scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->carrierBandwidth);
if (frame_type == FDD) {
ASN_STRUCT_FREE(asn_DEF_NR_TDD_UL_DL_ConfigCommon, scc->tdd_UL_DL_ConfigurationCommon);
scc->tdd_UL_DL_ConfigurationCommon = NULL;
} else { // TDD
if (scc->tdd_UL_DL_ConfigurationCommon->pattern2->dl_UL_TransmissionPeriodicity > 320 ) {
free(scc->tdd_UL_DL_ConfigurationCommon->pattern2);
scc->tdd_UL_DL_ConfigurationCommon->pattern2 = NULL;
}
}
if ((int)*scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing == -1) {
free(scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing);
scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing=NULL;
}
if (scc->uplinkConfigCommon->initialUplinkBWP->ext1
&& (int)scc->uplinkConfigCommon->initialUplinkBWP->ext1->msgA_ConfigCommon_r16->choice.setup->msgA_PUSCH_Config_r16
->msgA_PUSCH_ResourceGroupA_r16->msgA_PUSCH_TimeDomainOffset_r16
== 0) {
free(scc->uplinkConfigCommon->initialUplinkBWP->ext1);
scc->uplinkConfigCommon->initialUplinkBWP->ext1 = NULL;
}
if ((int)*scc->n_TimingAdvanceOffset == -1) {
free(scc->n_TimingAdvanceOffset);
scc->n_TimingAdvanceOffset = NULL;
}
// check pucch_ResourceConfig
AssertFatal(*scc->uplinkConfigCommon->initialUplinkBWP->pucch_ConfigCommon->choice.setup->pucch_ResourceCommon < 2,
"pucch_ResourceConfig should be 0 or 1 for now\n");
if (*scc->ext2->ntn_Config_r17->cellSpecificKoffset_r17 == 0) {
free(scc->ext2->ntn_Config_r17->cellSpecificKoffset_r17);
scc->ext2->ntn_Config_r17->cellSpecificKoffset_r17 = NULL;
}
if (scc->ext2->ntn_Config_r17->ta_Info_r17->ta_Common_r17 == -1) {
free(scc->ext2->ntn_Config_r17->ta_Info_r17);
scc->ext2->ntn_Config_r17->ta_Info_r17 = NULL;
}
if (scc->ext2->ntn_Config_r17->ephemerisInfo_r17->choice.positionVelocity_r17->positionX_r17 == LONG_MAX
&& scc->ext2->ntn_Config_r17->ephemerisInfo_r17->choice.positionVelocity_r17->positionY_r17 == LONG_MAX
&& scc->ext2->ntn_Config_r17->ephemerisInfo_r17->choice.positionVelocity_r17->positionZ_r17 == LONG_MAX
&& scc->ext2->ntn_Config_r17->ephemerisInfo_r17->choice.positionVelocity_r17->velocityVX_r17 == LONG_MAX
&& scc->ext2->ntn_Config_r17->ephemerisInfo_r17->choice.positionVelocity_r17->velocityVY_r17 == LONG_MAX
&& scc->ext2->ntn_Config_r17->ephemerisInfo_r17->choice.positionVelocity_r17->velocityVZ_r17 == LONG_MAX) {
free(scc->ext2->ntn_Config_r17->ephemerisInfo_r17->choice.positionVelocity_r17);
free(scc->ext2->ntn_Config_r17->ephemerisInfo_r17);
scc->ext2->ntn_Config_r17->ephemerisInfo_r17 = NULL;
}
if (!scc->ext2->ntn_Config_r17->cellSpecificKoffset_r17 && !scc->ext2->ntn_Config_r17->ta_Info_r17
&& !scc->ext2->ntn_Config_r17->ephemerisInfo_r17) {
free(scc->ext2->ntn_Config_r17);
free(scc->ext2);
scc->ext2 = NULL;
}
}
/* Function to allocate dedicated serving cell config strutures */
void prepare_scd(NR_ServingCellConfig_t *scd) {
// Allocate downlink structures
scd->downlinkBWP_ToAddModList = calloc_or_fail(1, sizeof(*scd->downlinkBWP_ToAddModList));
scd->uplinkConfig = calloc_or_fail(1, sizeof(*scd->uplinkConfig));
scd->uplinkConfig->uplinkBWP_ToAddModList = calloc_or_fail(1, sizeof(*scd->uplinkConfig->uplinkBWP_ToAddModList));
scd->bwp_InactivityTimer = calloc_or_fail(1, sizeof(*scd->bwp_InactivityTimer));
scd->uplinkConfig->firstActiveUplinkBWP_Id = calloc_or_fail(1, sizeof(*scd->uplinkConfig->firstActiveUplinkBWP_Id));
scd->firstActiveDownlinkBWP_Id = calloc_or_fail(1, sizeof(*scd->firstActiveDownlinkBWP_Id));
*scd->firstActiveDownlinkBWP_Id = 1;
*scd->uplinkConfig->firstActiveUplinkBWP_Id = 1;
scd->defaultDownlinkBWP_Id = calloc_or_fail(1, sizeof(*scd->defaultDownlinkBWP_Id));
*scd->defaultDownlinkBWP_Id = 0;
for (int j = 0; j < NR_MAX_NUM_BWP; j++) {
// Downlink bandwidth part
NR_BWP_Downlink_t *bwp = calloc_or_fail(1, sizeof(*bwp));
bwp->bwp_Id = j+1;
// Allocate downlink dedicated bandwidth part and PDSCH structures
bwp->bwp_Common = calloc_or_fail(1, sizeof(*bwp->bwp_Common));
bwp->bwp_Common->pdcch_ConfigCommon = calloc_or_fail(1, sizeof(*bwp->bwp_Common->pdcch_ConfigCommon));
bwp->bwp_Common->pdsch_ConfigCommon = calloc_or_fail(1, sizeof(*bwp->bwp_Common->pdsch_ConfigCommon));
bwp->bwp_Dedicated = calloc_or_fail(1, sizeof(*bwp->bwp_Dedicated));
bwp->bwp_Dedicated->pdsch_Config = calloc_or_fail(1, sizeof(*bwp->bwp_Dedicated->pdsch_Config));
struct NR_SetupRelease_PDSCH_Config *pdsch_Config = bwp->bwp_Dedicated->pdsch_Config;
pdsch_Config->present = NR_SetupRelease_PDSCH_Config_PR_setup;
pdsch_Config->choice.setup = calloc_or_fail(1, sizeof(*pdsch_Config->choice.setup));
struct NR_PDSCH_Config *pc_setup = pdsch_Config->choice.setup;
pc_setup->dmrs_DownlinkForPDSCH_MappingTypeA = calloc_or_fail(1, sizeof(*pc_setup->dmrs_DownlinkForPDSCH_MappingTypeA));
struct NR_SetupRelease_DMRS_DownlinkConfig *typeA = pc_setup->dmrs_DownlinkForPDSCH_MappingTypeA;
typeA->present = NR_SetupRelease_DMRS_DownlinkConfig_PR_setup;
// Allocate DL DMRS and PTRS configuration
typeA->choice.setup = calloc_or_fail(1, sizeof(*typeA->choice.setup));
NR_DMRS_DownlinkConfig_t *NR_DMRS_DownlinkCfg = typeA->choice.setup;
NR_DMRS_DownlinkCfg->phaseTrackingRS = calloc_or_fail(1, sizeof(*NR_DMRS_DownlinkCfg->phaseTrackingRS));
NR_DMRS_DownlinkCfg->phaseTrackingRS->present = NR_SetupRelease_PTRS_DownlinkConfig_PR_setup;
NR_DMRS_DownlinkCfg->phaseTrackingRS->choice.setup =
calloc_or_fail(1, sizeof(*NR_DMRS_DownlinkCfg->phaseTrackingRS->choice.setup));
NR_PTRS_DownlinkConfig_t *NR_PTRS_DownlinkCfg = NR_DMRS_DownlinkCfg->phaseTrackingRS->choice.setup;
NR_PTRS_DownlinkCfg->frequencyDensity = calloc_or_fail(1, sizeof(*NR_PTRS_DownlinkCfg->frequencyDensity));
long *dl_rbs = calloc_or_fail(2, sizeof(*dl_rbs));
for (int i=0;i<2;i++) {
asn1cSeqAdd(&NR_PTRS_DownlinkCfg->frequencyDensity->list, &dl_rbs[i]);
}
NR_PTRS_DownlinkCfg->timeDensity = calloc_or_fail(1, sizeof(*NR_PTRS_DownlinkCfg->timeDensity));
long *dl_mcs = calloc_or_fail(3, sizeof(*dl_mcs));
for (int i=0;i<3;i++) {
asn1cSeqAdd(&NR_PTRS_DownlinkCfg->timeDensity->list, &dl_mcs[i]);
}
NR_PTRS_DownlinkCfg->epre_Ratio = calloc_or_fail(1, sizeof(*NR_PTRS_DownlinkCfg->epre_Ratio));
NR_PTRS_DownlinkCfg->resourceElementOffset = calloc_or_fail(1, sizeof(*NR_PTRS_DownlinkCfg->resourceElementOffset));
*NR_PTRS_DownlinkCfg->resourceElementOffset = 0;
asn1cSeqAdd(&scd->downlinkBWP_ToAddModList->list,bwp);
// Allocate uplink structures
NR_PUSCH_Config_t *pusch_Config = calloc_or_fail(1, sizeof(*pusch_Config));
// Allocate UL DMRS and PTRS structures
pusch_Config->dmrs_UplinkForPUSCH_MappingTypeB = calloc_or_fail(1, sizeof(*pusch_Config->dmrs_UplinkForPUSCH_MappingTypeB));
pusch_Config->dmrs_UplinkForPUSCH_MappingTypeB->present = NR_SetupRelease_DMRS_UplinkConfig_PR_setup;
pusch_Config->dmrs_UplinkForPUSCH_MappingTypeB->choice.setup =
calloc_or_fail(1, sizeof(*pusch_Config->dmrs_UplinkForPUSCH_MappingTypeB->choice.setup));
NR_DMRS_UplinkConfig_t *NR_DMRS_UplinkConfig = pusch_Config->dmrs_UplinkForPUSCH_MappingTypeB->choice.setup;
NR_DMRS_UplinkConfig->phaseTrackingRS = calloc_or_fail(1, sizeof(*NR_DMRS_UplinkConfig->phaseTrackingRS));
NR_DMRS_UplinkConfig->phaseTrackingRS->present = NR_SetupRelease_PTRS_UplinkConfig_PR_setup;
NR_DMRS_UplinkConfig->phaseTrackingRS->choice.setup =
calloc_or_fail(1, sizeof(*NR_DMRS_UplinkConfig->phaseTrackingRS->choice.setup));
NR_PTRS_UplinkConfig_t *NR_PTRS_UplinkConfig = NR_DMRS_UplinkConfig->phaseTrackingRS->choice.setup;
NR_PTRS_UplinkConfig->transformPrecoderDisabled = calloc_or_fail(1, sizeof(*NR_PTRS_UplinkConfig->transformPrecoderDisabled));
NR_PTRS_UplinkConfig->transformPrecoderDisabled->frequencyDensity =
calloc_or_fail(1, sizeof(*NR_PTRS_UplinkConfig->transformPrecoderDisabled->frequencyDensity));
long *n_rbs = calloc_or_fail(2, sizeof(*n_rbs));
for (int i=0;i<2;i++) {
asn1cSeqAdd(&NR_PTRS_UplinkConfig->transformPrecoderDisabled->frequencyDensity->list, &n_rbs[i]);
}
NR_PTRS_UplinkConfig->transformPrecoderDisabled->timeDensity =
calloc_or_fail(1, sizeof(*NR_PTRS_UplinkConfig->transformPrecoderDisabled->timeDensity));
long *ptrs_mcs = calloc_or_fail(3, sizeof(*ptrs_mcs));
for (int i = 0; i < 3; i++) {
asn1cSeqAdd(&NR_PTRS_UplinkConfig->transformPrecoderDisabled->timeDensity->list, &ptrs_mcs[i]);
}
NR_PTRS_UplinkConfig->transformPrecoderDisabled->resourceElementOffset =
calloc_or_fail(1, sizeof(*NR_PTRS_UplinkConfig->transformPrecoderDisabled->resourceElementOffset));
*NR_PTRS_UplinkConfig->transformPrecoderDisabled->resourceElementOffset = 0;
// UL bandwidth part
NR_BWP_Uplink_t *ubwp = calloc_or_fail(1, sizeof(*ubwp));
ubwp->bwp_Id = j+1;
ubwp->bwp_Common = calloc_or_fail(1, sizeof(*ubwp->bwp_Common));
ubwp->bwp_Dedicated = calloc_or_fail(1, sizeof(*ubwp->bwp_Dedicated));
ubwp->bwp_Dedicated->pusch_Config = calloc_or_fail(1, sizeof(*ubwp->bwp_Dedicated->pusch_Config));
ubwp->bwp_Dedicated->pusch_Config->present = NR_SetupRelease_PUSCH_Config_PR_setup;
ubwp->bwp_Dedicated->pusch_Config->choice.setup = pusch_Config;
asn1cSeqAdd(&scd->uplinkConfig->uplinkBWP_ToAddModList->list,ubwp);
}
}
/* This function checks dedicated serving cell configuration and performs fixes as needed */
void fix_scd(NR_ServingCellConfig_t *scd) {
// Remove unused BWPs
int b = 0;
while (b<scd->downlinkBWP_ToAddModList->list.count) {
if (scd->downlinkBWP_ToAddModList->list.array[b]->bwp_Common->genericParameters.locationAndBandwidth == 0) {
asn_sequence_del(&scd->downlinkBWP_ToAddModList->list,b,1);
} else {
b++;
}
}
b = 0;
while (b<scd->uplinkConfig->uplinkBWP_ToAddModList->list.count) {
if (scd->uplinkConfig->uplinkBWP_ToAddModList->list.array[b]->bwp_Common->genericParameters.locationAndBandwidth == 0) {
asn_sequence_del(&scd->uplinkConfig->uplinkBWP_ToAddModList->list,b,1);
} else {
b++;
}
}
// Check for DL PTRS parameters validity
for (int bwp_i = 0 ; bwp_i<scd->downlinkBWP_ToAddModList->list.count; bwp_i++) {
NR_DMRS_DownlinkConfig_t *dmrs_dl_config = scd->downlinkBWP_ToAddModList->list.array[bwp_i]->bwp_Dedicated->pdsch_Config->choice.setup->dmrs_DownlinkForPDSCH_MappingTypeA->choice.setup;
if (dmrs_dl_config->phaseTrackingRS) {
// If any of the frequencyDensity values are not set or are out of bounds, PTRS is assumed to be not present
for (int i = dmrs_dl_config->phaseTrackingRS->choice.setup->frequencyDensity->list.count - 1; i >= 0; i--) {
if ((*dmrs_dl_config->phaseTrackingRS->choice.setup->frequencyDensity->list.array[i] < 1)
|| (*dmrs_dl_config->phaseTrackingRS->choice.setup->frequencyDensity->list.array[i] > 276)) {
LOG_I(GNB_APP, "DL PTRS frequencyDensity %d not set. Assuming PTRS not present! \n", i);
free(dmrs_dl_config->phaseTrackingRS);
dmrs_dl_config->phaseTrackingRS = NULL;
break;
}
}
}
if (dmrs_dl_config->phaseTrackingRS) {
// If any of the timeDensity values are not set or are out of bounds, PTRS is assumed to be not present
for (int i = dmrs_dl_config->phaseTrackingRS->choice.setup->timeDensity->list.count - 1; i >= 0; i--) {
if ((*dmrs_dl_config->phaseTrackingRS->choice.setup->timeDensity->list.array[i] < 0)
|| (*dmrs_dl_config->phaseTrackingRS->choice.setup->timeDensity->list.array[i] > 29)) {
LOG_I(GNB_APP, "DL PTRS timeDensity %d not set. Assuming PTRS not present! \n", i);
free(dmrs_dl_config->phaseTrackingRS);
dmrs_dl_config->phaseTrackingRS = NULL;
break;
}
}
}
if (dmrs_dl_config->phaseTrackingRS) {
if (*dmrs_dl_config->phaseTrackingRS->choice.setup->resourceElementOffset > 2) {
LOG_I(GNB_APP, "Freeing DL PTRS resourceElementOffset \n");
free(dmrs_dl_config->phaseTrackingRS->choice.setup->resourceElementOffset);
dmrs_dl_config->phaseTrackingRS->choice.setup->resourceElementOffset = NULL;
}
if (*dmrs_dl_config->phaseTrackingRS->choice.setup->epre_Ratio > 1) {
LOG_I(GNB_APP, "Freeing DL PTRS epre_Ratio \n");
free(dmrs_dl_config->phaseTrackingRS->choice.setup->epre_Ratio);
dmrs_dl_config->phaseTrackingRS->choice.setup->epre_Ratio = NULL;
}
}
}
// Check for UL PTRS parameters validity
for (int bwp_i = 0 ; bwp_i<scd->uplinkConfig->uplinkBWP_ToAddModList->list.count; bwp_i++) {
NR_DMRS_UplinkConfig_t *dmrs_ul_config = scd->uplinkConfig->uplinkBWP_ToAddModList->list.array[bwp_i]->bwp_Dedicated->pusch_Config->choice.setup->dmrs_UplinkForPUSCH_MappingTypeB->choice.setup;
if (dmrs_ul_config->phaseTrackingRS) {
// If any of the frequencyDensity values are not set or are out of bounds, PTRS is assumed to be not present
for (int i = dmrs_ul_config->phaseTrackingRS->choice.setup->transformPrecoderDisabled->frequencyDensity->list.count-1; i >= 0; i--) {
if ((*dmrs_ul_config->phaseTrackingRS->choice.setup->transformPrecoderDisabled->frequencyDensity->list.array[i] < 1)
|| (*dmrs_ul_config->phaseTrackingRS->choice.setup->transformPrecoderDisabled->frequencyDensity->list.array[i] > 276)) {
LOG_I(GNB_APP, "UL PTRS frequencyDensity %d not set. Assuming PTRS not present! \n", i);
free(dmrs_ul_config->phaseTrackingRS);
dmrs_ul_config->phaseTrackingRS = NULL;
break;
}
}
}
if (dmrs_ul_config->phaseTrackingRS) {
// If any of the timeDensity values are not set or are out of bounds, PTRS is assumed to be not present
for (int i = dmrs_ul_config->phaseTrackingRS->choice.setup->transformPrecoderDisabled->timeDensity->list.count-1; i >= 0; i--) {
if ((*dmrs_ul_config->phaseTrackingRS->choice.setup->transformPrecoderDisabled->timeDensity->list.array[i] < 0)
|| (*dmrs_ul_config->phaseTrackingRS->choice.setup->transformPrecoderDisabled->timeDensity->list.array[i] > 29)) {
LOG_I(GNB_APP, "UL PTRS timeDensity %d not set. Assuming PTRS not present! \n", i);
free(dmrs_ul_config->phaseTrackingRS);
dmrs_ul_config->phaseTrackingRS = NULL;
break;
}
}
}
if (dmrs_ul_config->phaseTrackingRS) {
// Check for UL PTRS parameters validity
if (*dmrs_ul_config->phaseTrackingRS->choice.setup->transformPrecoderDisabled->resourceElementOffset > 2) {
LOG_I(GNB_APP, "Freeing UL PTRS resourceElementOffset \n");
free(dmrs_ul_config->phaseTrackingRS->choice.setup->transformPrecoderDisabled->resourceElementOffset);
dmrs_ul_config->phaseTrackingRS->choice.setup->transformPrecoderDisabled->resourceElementOffset = NULL;
}
}
}
if (scd->downlinkBWP_ToAddModList->list.count == 0) {
free(scd->downlinkBWP_ToAddModList);
scd->downlinkBWP_ToAddModList = NULL;
}
if (scd->uplinkConfig->uplinkBWP_ToAddModList->list.count == 0) {
free(scd->uplinkConfig->uplinkBWP_ToAddModList);
scd->uplinkConfig->uplinkBWP_ToAddModList = NULL;
}
}
static void verify_gnb_param_notset(paramdef_t *params, int paramidx, const char *paramname)
{
char aprefix[MAX_OPTNAME_SIZE * 2 + 8];
sprintf(aprefix, "%s.[%i]", GNB_CONFIG_STRING_GNB_LIST, 0);
AssertFatal(!config_isparamset(params, paramidx),
"Option \"%s." GNB_CONFIG_STRING_SERVINGCELLCONFIGCOMMON
".%s\" is not allowed in this config, please remove it\n",
aprefix,
paramname);
}
static void verify_section_notset(configmodule_interface_t *cfg, char *aprefix, const char *secname)
{
paramlist_def_t pl = {0};
strncpy(pl.listname, secname, sizeof(pl.listname) - 1);
config_getlist(cfg, &pl, NULL, 0, aprefix);
AssertFatal(pl.numelt == 0, "Section \"%s.%s\" not allowed in this config, please remove it\n", aprefix ? aprefix : "", secname);
}
void RCconfig_verify(configmodule_interface_t *cfg, ngran_node_t node_type)
{
paramdef_t GNBSParams[] = GNBSPARAMS_DESC;
config_get(cfg, GNBSParams, sizeof(GNBSParams) / sizeof(paramdef_t), NULL);
int num_gnbs = GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt;
AssertFatal(num_gnbs == 1, "need to have a " GNB_CONFIG_STRING_GNB_LIST " section, but %d found\n", num_gnbs);
paramlist_def_t GNBParamList = {GNB_CONFIG_STRING_GNB_LIST, NULL, 0};
paramdef_t GNBParams[] = GNBPARAMS_DESC;
config_getlist(cfg, &GNBParamList, GNBParams, sizeof(GNBParams) / sizeof(paramdef_t), NULL);
paramdef_t *gnbp = GNBParamList.paramarray[0];
if (NODE_IS_CU(node_type)) {
// verify that there is no SCC and radio config in the case of CU
verify_section_notset(cfg, GNB_CONFIG_STRING_GNB_LIST ".[0]", GNB_CONFIG_STRING_SERVINGCELLCONFIGCOMMON);
verify_gnb_param_notset(gnbp, GNB_PDSCH_ANTENNAPORTS_N1_IDX, GNB_CONFIG_STRING_PDSCHANTENNAPORTS_N1);
verify_gnb_param_notset(gnbp, GNB_PDSCH_ANTENNAPORTS_N2_IDX, GNB_CONFIG_STRING_PDSCHANTENNAPORTS_N2);
verify_gnb_param_notset(gnbp, GNB_PDSCH_ANTENNAPORTS_XP_IDX, GNB_CONFIG_STRING_PDSCHANTENNAPORTS_XP);
verify_gnb_param_notset(gnbp, GNB_PUSCH_ANTENNAPORTS_IDX, GNB_CONFIG_STRING_PUSCHANTENNAPORTS);
verify_gnb_param_notset(gnbp, GNB_MINRXTXTIME_IDX, GNB_CONFIG_STRING_MINRXTXTIME);
verify_gnb_param_notset(gnbp, GNB_SIB1_TDA_IDX, GNB_CONFIG_STRING_SIB1TDA);
verify_gnb_param_notset(gnbp, GNB_DO_CSIRS_IDX, GNB_CONFIG_STRING_DOCSIRS);
verify_gnb_param_notset(gnbp, GNB_DO_SRS_IDX, GNB_CONFIG_STRING_DOSRS);
verify_gnb_param_notset(gnbp, GNB_FORCE256QAMOFF_IDX, GNB_CONFIG_STRING_FORCE256QAMOFF);
verify_gnb_param_notset(gnbp, GNB_MAXMIMOLAYERS_IDX, GNB_CONFIG_STRING_MAXMIMOLAYERS);
verify_gnb_param_notset(gnbp, GNB_DISABLE_HARQ_IDX, GNB_CONFIG_STRING_DISABLE_HARQ);
verify_gnb_param_notset(gnbp, GNB_NUM_DL_HARQ_IDX, GNB_CONFIG_STRING_NUM_DL_HARQPROCESSES);
verify_gnb_param_notset(gnbp, GNB_NUM_UL_HARQ_IDX, GNB_CONFIG_STRING_NUM_UL_HARQPROCESSES);
// check for some general sections
verify_section_notset(cfg, NULL, CONFIG_STRING_L1_LIST);
verify_section_notset(cfg, NULL, CONFIG_STRING_RU_LIST);
verify_section_notset(cfg, NULL, CONFIG_STRING_MACRLC_LIST);
} else if (NODE_IS_DU(node_type)) {
// verify that there is no bearer config
verify_gnb_param_notset(gnbp, GNB_ENABLE_SDAP_IDX, GNB_CONFIG_STRING_ENABLE_SDAP);
verify_gnb_param_notset(gnbp, GNB_DRBS, GNB_CONFIG_STRING_DRBS);
verify_section_notset(cfg, GNB_CONFIG_STRING_GNB_LIST ".", GNB_CONFIG_STRING_AMF_IP_ADDRESS);
verify_section_notset(cfg, NULL, CONFIG_STRING_SECURITY);
} // else nothing to be checked
/* other possible verifications: PNF, VNF, CU-CP, CU-UP, ...? */
}
void RCconfig_nr_prs(void)
{
uint16_t j = 0, k = 0;
prs_config_t *prs_config = NULL;
char str[7][100] = {0};
AssertFatal(RC.gNB != NULL, "gNB context is null, cannot complete PRS configuration\n");
paramdef_t PRS_Params[] = PRS_PARAMS_DESC;
paramlist_def_t PRS_ParamList = {CONFIG_STRING_PRS_CONFIG,NULL,0};
config_getlist(config_get_if(), &PRS_ParamList, PRS_Params, sizeofArray(PRS_Params), NULL);
if (PRS_ParamList.numelt > 0) {
for (j = 0; j < RC.nb_nr_L1_inst; j++) {
AssertFatal(RC.gNB[j] != NULL, "gNB L1 instance is null at index %d, cannot complete L1 configuration\n", j);
RC.gNB[j]->prs_vars.NumPRSResources = *(PRS_ParamList.paramarray[j][NUM_PRS_RESOURCES].uptr);
for (k = 0; k < RC.gNB[j]->prs_vars.NumPRSResources; k++)
{
prs_config = &RC.gNB[j]->prs_vars.prs_cfg[k];
prs_config->PRSResourceSetPeriod[0] = PRS_ParamList.paramarray[j][PRS_RESOURCE_SET_PERIOD_LIST].uptr[0];
prs_config->PRSResourceSetPeriod[1] = PRS_ParamList.paramarray[j][PRS_RESOURCE_SET_PERIOD_LIST].uptr[1];
// per PRS resources parameters
prs_config->SymbolStart = PRS_ParamList.paramarray[j][PRS_SYMBOL_START_LIST].uptr[k];
prs_config->NumPRSSymbols = PRS_ParamList.paramarray[j][PRS_NUM_SYMBOLS_LIST].uptr[k];
prs_config->REOffset = PRS_ParamList.paramarray[j][PRS_RE_OFFSET_LIST].uptr[k];
prs_config->PRSResourceOffset = PRS_ParamList.paramarray[j][PRS_RESOURCE_OFFSET_LIST].uptr[k];
prs_config->NPRSID = PRS_ParamList.paramarray[j][PRS_ID_LIST].uptr[k];
// Common parameters to all PRS resources
prs_config->NumRB = *(PRS_ParamList.paramarray[j][PRS_NUM_RB].uptr);
prs_config->RBOffset = *(PRS_ParamList.paramarray[j][PRS_RB_OFFSET].uptr);
prs_config->CombSize = *(PRS_ParamList.paramarray[j][PRS_COMB_SIZE].uptr);
prs_config->PRSResourceRepetition = *(PRS_ParamList.paramarray[j][PRS_RESOURCE_REPETITION].uptr);
prs_config->PRSResourceTimeGap = *(PRS_ParamList.paramarray[j][PRS_RESOURCE_TIME_GAP].uptr);
prs_config->MutingBitRepetition = *(PRS_ParamList.paramarray[j][PRS_MUTING_BIT_REPETITION].uptr);
for (int l = 0; l < PRS_ParamList.paramarray[j][PRS_MUTING_PATTERN1_LIST].numelt; l++)
{
prs_config->MutingPattern1[l] = PRS_ParamList.paramarray[j][PRS_MUTING_PATTERN1_LIST].uptr[l];
if (k == 0) // print only for 0th resource
snprintf(str[5]+strlen(str[5]),sizeof(str[5])-strlen(str[5]),"%d, ",prs_config->MutingPattern1[l]);
}
for (int l = 0; l < PRS_ParamList.paramarray[j][PRS_MUTING_PATTERN2_LIST].numelt; l++)
{
prs_config->MutingPattern2[l] = PRS_ParamList.paramarray[j][PRS_MUTING_PATTERN2_LIST].uptr[l];
if (k == 0) // print only for 0th resource
snprintf(str[6]+strlen(str[6]),sizeof(str[6])-strlen(str[6]),"%d, ",prs_config->MutingPattern2[l]);
}
// print to buffer
snprintf(str[0]+strlen(str[0]),sizeof(str[0])-strlen(str[0]),"%d, ",prs_config->SymbolStart);
snprintf(str[1]+strlen(str[1]),sizeof(str[1])-strlen(str[1]),"%d, ",prs_config->NumPRSSymbols);
snprintf(str[2]+strlen(str[2]),sizeof(str[2])-strlen(str[2]),"%d, ",prs_config->REOffset);
snprintf(str[3]+strlen(str[3]),sizeof(str[3])-strlen(str[3]),"%d, ",prs_config->PRSResourceOffset);
snprintf(str[4]+strlen(str[4]),sizeof(str[4])-strlen(str[4]),"%d, ",prs_config->NPRSID);
} // for k
prs_config = &RC.gNB[j]->prs_vars.prs_cfg[0];
LOG_I(PHY, "-----------------------------------------\n");
LOG_I(PHY, "PRS Config for gNB_id %d @ %p\n", j, prs_config);
LOG_I(PHY, "-----------------------------------------\n");
LOG_I(PHY, "NumPRSResources \t%d\n", RC.gNB[j]->prs_vars.NumPRSResources);
LOG_I(PHY, "PRSResourceSetPeriod \t[%d, %d]\n", prs_config->PRSResourceSetPeriod[0], prs_config->PRSResourceSetPeriod[1]);
LOG_I(PHY, "NumRB \t\t\t%d\n", prs_config->NumRB);
LOG_I(PHY, "RBOffset \t\t%d\n", prs_config->RBOffset);
LOG_I(PHY, "CombSize \t\t%d\n", prs_config->CombSize);
LOG_I(PHY, "PRSResourceRepetition \t%d\n", prs_config->PRSResourceRepetition);
LOG_I(PHY, "PRSResourceTimeGap \t%d\n", prs_config->PRSResourceTimeGap);
LOG_I(PHY, "MutingBitRepetition \t%d\n", prs_config->MutingBitRepetition);
LOG_I(PHY, "SymbolStart \t\t[%s\b\b]\n", str[0]);
LOG_I(PHY, "NumPRSSymbols \t\t[%s\b\b]\n", str[1]);
LOG_I(PHY, "REOffset \t\t[%s\b\b]\n", str[2]);
LOG_I(PHY, "PRSResourceOffset \t[%s\b\b]\n", str[3]);
LOG_I(PHY, "NPRS_ID \t\t[%s\b\b]\n", str[4]);
LOG_I(PHY, "MutingPattern1 \t\t[%s\b\b]\n", str[5]);
LOG_I(PHY, "MutingPattern2 \t\t[%s\b\b]\n", str[6]);
LOG_I(PHY, "-----------------------------------------\n");
} // for j
}
else
{
LOG_I(PHY,"No " CONFIG_STRING_PRS_CONFIG " configuration found..!!\n");
}
}
#define ALL_SYMBOLS_TAKEN 0x3FFF
/**
* @brief Get number or blacklisted UL PRBs and their mapping from gNB config
*/
static int get_prb_blacklist(uint8_t instance, uint16_t *prbbl)
{
paramdef_t GNBSParams[] = GNBSPARAMS_DESC;
paramlist_def_t GNBParamList = {GNB_CONFIG_STRING_GNB_LIST, NULL, 0};
config_get(config_get_if(), GNBSParams, sizeofArray(GNBSParams), NULL);
int num_gnbs = GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt;
AssertFatal(num_gnbs > 0, "Failed to parse config file, no GNBs found in field %s \n", GNB_CONFIG_STRING_ACTIVE_GNBS);
paramdef_t GNBParams[] = GNBPARAMS_DESC;
config_getlist(config_get_if(), &GNBParamList, GNBParams, sizeofArray(GNBParams), NULL);
int num_prbbl = 0;
char *ulprbbl = *GNBParamList.paramarray[0][GNB_ULPRBBLACKLIST_IDX].strptr;
if (!ulprbbl)
return -1;
LOG_D(NR_PHY, "PRB blacklist found: %s\n", ulprbbl);
char *save = NULL;
char *pt = strtok_r(ulprbbl, ",", &save);
while (pt) {
const int rb = atoi(pt);
AssertFatal(rb < MAX_BWP_SIZE, "RB %d out of bounds (max 275 PRBs)\n", rb);
prbbl[rb] = ALL_SYMBOLS_TAKEN;
LOG_D(NR_PHY, "Blacklisting prb %d\n", rb);
pt = strtok_r(NULL, ",", &save);
num_prbbl++;
}
return num_prbbl;
}
void RCconfig_NR_L1(void)
{
LOG_I(NR_PHY, "Initializing NR L1: RC.nb_nr_L1_inst = %d\n", RC.nb_nr_L1_inst);
for (int j = 0; j < RC.nb_nr_L1_inst; j++) {
PHY_VARS_gNB *gNB = RC.gNB[j];
AssertFatal(RC.gNB[j] != NULL, "gNB L1 instance is null at index %d, cannot complete L1 configuration\n", j);
// gNB params
if (NFAPI_MODE != NFAPI_MODE_PNF) {
paramdef_t GNBSParams[] = GNBSPARAMS_DESC;
paramlist_def_t GNBParamList = {GNB_CONFIG_STRING_GNB_LIST, NULL, 0};
config_get(config_get_if(), GNBSParams, sizeofArray(GNBSParams), NULL);
int num_gnbs = GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt;
AssertFatal(num_gnbs > 0, "Failed to parse config file, no GNBs found in field %s \n", GNB_CONFIG_STRING_ACTIVE_GNBS);
paramdef_t GNBParams[] = GNBPARAMS_DESC;
config_getlist(config_get_if(), &GNBParamList, GNBParams, sizeofArray(GNBParams), NULL);
int N1 = *GNBParamList.paramarray[0][GNB_PDSCH_ANTENNAPORTS_N1_IDX].iptr;
int N2 = *GNBParamList.paramarray[0][GNB_PDSCH_ANTENNAPORTS_N2_IDX].iptr;
int XP = *GNBParamList.paramarray[0][GNB_PDSCH_ANTENNAPORTS_XP_IDX].iptr;
// PRB Blacklist
uint16_t prbbl[MAX_BWP_SIZE] = {0};
int num_ulprbbl = get_prb_blacklist(j, prbbl);
if (num_ulprbbl != -1) {
RC.gNB[j]->num_ulprbbl = num_ulprbbl;
LOG_D(NR_PHY, "Copying %d blacklisted PRB to L1 context\n", RC.gNB[j]->num_ulprbbl);
memcpy(RC.gNB[j]->ulprbbl, prbbl, MAX_BWP_SIZE * sizeof(prbbl[0]));
}
// Antenna ports
gNB->ap_N1 = N1;
gNB->ap_N2 = N2;
gNB->ap_XP = XP;
}
// L1 params
paramdef_t L1_Params[] = L1PARAMS_DESC;
paramlist_def_t L1_ParamList = {CONFIG_STRING_L1_LIST, NULL, 0};
config_getlist(config_get_if(), &L1_ParamList, L1_Params, sizeofArray(L1_Params), NULL);
if (L1_ParamList.numelt > 0) {
AssertFatal(*L1_ParamList.paramarray[j][L1_THREAD_POOL_SIZE].uptr == 2022,
"thread_pool_size removed, please use --thread-pool\n");
gNB->ofdm_offset_divisor = *(L1_ParamList.paramarray[j][L1_OFDM_OFFSET_DIVISOR].uptr);
gNB->pucch0_thres = *(L1_ParamList.paramarray[j][L1_PUCCH0_DTX_THRESHOLD].uptr);
gNB->prach_thres = *(L1_ParamList.paramarray[j][L1_PRACH_DTX_THRESHOLD].uptr);
gNB->pusch_thres = *(L1_ParamList.paramarray[j][L1_PUSCH_DTX_THRESHOLD].uptr);
gNB->srs_thres = *(L1_ParamList.paramarray[j][L1_SRS_DTX_THRESHOLD].uptr);
gNB->max_ldpc_iterations = *(L1_ParamList.paramarray[j][L1_MAX_LDPC_ITERATIONS].uptr);
gNB->L1_rx_thread_core = *(L1_ParamList.paramarray[j][L1_RX_THREAD_CORE].iptr);
gNB->L1_tx_thread_core = *(L1_ParamList.paramarray[j][L1_TX_THREAD_CORE].iptr);
LOG_I(NR_PHY, "L1_RX_THREAD_CORE %d (%d)\n", *(L1_ParamList.paramarray[j][L1_RX_THREAD_CORE].iptr), L1_RX_THREAD_CORE);
gNB->TX_AMP = (int16_t)(32767.0 / pow(10.0, .05 * (double)(*L1_ParamList.paramarray[j][L1_TX_AMP_BACKOFF_dB].uptr)));
gNB->phase_comp = *L1_ParamList.paramarray[j][L1_PHASE_COMP].uptr;
gNB->dmrs_num_antennas_per_thread = *(L1_ParamList.paramarray[j][NUM_ANTENNAS_PER_THREAD].uptr);
LOG_I(NR_PHY, "TX_AMP = %d (-%d dBFS)\n", gNB->TX_AMP, *L1_ParamList.paramarray[j][L1_TX_AMP_BACKOFF_dB].uptr);
AssertFatal(gNB->TX_AMP > 300, "TX_AMP is too small, must be larger than 300 (is %d)\n", gNB->TX_AMP);
// Midhaul configuration
if (strcmp(*(L1_ParamList.paramarray[j][L1_TRANSPORT_N_PREFERENCE_IDX].strptr), "local_mac") == 0) {
// do nothing
} else if (strcmp(*(L1_ParamList.paramarray[j][L1_TRANSPORT_N_PREFERENCE_IDX].strptr), "nfapi") == 0) {
gNB->eth_params_n.my_addr = strdup(*(L1_ParamList.paramarray[j][L1_LOCAL_N_ADDRESS_IDX].strptr));
gNB->eth_params_n.remote_addr = strdup(*(L1_ParamList.paramarray[j][L1_REMOTE_N_ADDRESS_IDX].strptr));
gNB->eth_params_n.my_portc = *(L1_ParamList.paramarray[j][L1_LOCAL_N_PORTC_IDX].iptr);
gNB->eth_params_n.remote_portc = *(L1_ParamList.paramarray[j][L1_REMOTE_N_PORTC_IDX].iptr);
gNB->eth_params_n.my_portd = *(L1_ParamList.paramarray[j][L1_LOCAL_N_PORTD_IDX].iptr);
gNB->eth_params_n.remote_portd = *(L1_ParamList.paramarray[j][L1_REMOTE_N_PORTD_IDX].iptr);
gNB->eth_params_n.transp_preference = ETH_UDP_MODE;
configure_nr_nfapi_pnf(gNB->eth_params_n.remote_addr,
gNB->eth_params_n.remote_portc,
gNB->eth_params_n.my_addr,
gNB->eth_params_n.my_portd,
gNB->eth_params_n.remote_portd);
} else {
// other midhaul, do nothing
}
LOG_D(NR_PHY, "Initializing northbound interface for L1\n");
l1_north_init_gNB();
} else {
LOG_E(NR_PHY, "No " CONFIG_STRING_L1_LIST " configuration found");
}
}
}
static NR_ServingCellConfigCommon_t *get_scc_config(configmodule_interface_t *cfg, int minRXTXTIME)
{
NR_ServingCellConfigCommon_t *scc = calloc_or_fail(1, sizeof(*scc));
uint64_t ssb_bitmap=0xff;
prepare_scc(scc);
paramdef_t SCCsParams[] = SCCPARAMS_DESC(scc);
prepare_msgA_scc(scc);
paramdef_t MsgASCCsParams[] = MSGASCCPARAMS_DESC(scc);
paramlist_def_t SCCsParamList = {GNB_CONFIG_STRING_SERVINGCELLCONFIGCOMMON, NULL, 0};
paramlist_def_t MsgASCCsParamList = {GNB_CONFIG_STRING_SERVINGCELLCONFIGCOMMON, NULL, 0};
char aprefix[MAX_OPTNAME_SIZE*2 + 8];
sprintf(aprefix, "%s.[%i]", GNB_CONFIG_STRING_GNB_LIST, 0);
config_getlist(cfg, &SCCsParamList, NULL, 0, aprefix);
config_getlist(cfg, &MsgASCCsParamList, NULL, 0, aprefix);
if (SCCsParamList.numelt > 0 || MsgASCCsParamList.numelt > 0) {
sprintf(aprefix, "%s.[%i].%s.[%i]", GNB_CONFIG_STRING_GNB_LIST,0,GNB_CONFIG_STRING_SERVINGCELLCONFIGCOMMON, 0);
config_get(cfg, SCCsParams, sizeofArray(SCCsParams), aprefix);
config_get(cfg, MsgASCCsParams, sizeofArray(MsgASCCsParams), aprefix);
struct NR_FrequencyInfoDL *frequencyInfoDL = scc->downlinkConfigCommon->frequencyInfoDL;
LOG_I(RRC,
"Read in ServingCellConfigCommon (PhysCellId %d, ABSFREQSSB %d, DLBand %d, ABSFREQPOINTA %d, DLBW "
"%d,RACH_TargetReceivedPower %d\n",
(int)*scc->physCellId,
(int)*frequencyInfoDL->absoluteFrequencySSB,
(int)*frequencyInfoDL->frequencyBandList.list.array[0],
(int)frequencyInfoDL->absoluteFrequencyPointA,
(int)frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->carrierBandwidth,
(int)scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric
.preambleReceivedTargetPower);
// SSB of the PCell is always on the sync raster
uint64_t ssb_freq = from_nrarfcn(*frequencyInfoDL->frequencyBandList.list.array[0],
*scc->ssbSubcarrierSpacing,
*frequencyInfoDL->absoluteFrequencySSB);
LOG_I(RRC, "absoluteFrequencySSB %ld corresponds to %lu Hz\n", *frequencyInfoDL->absoluteFrequencySSB, ssb_freq);
if (IS_SA_MODE(get_softmodem_params()))
check_ssb_raster(ssb_freq, *frequencyInfoDL->frequencyBandList.list.array[0], *scc->ssbSubcarrierSpacing);
fix_scc(scc, ssb_bitmap);
}
nr_rrc_config_ul_tda(scc, minRXTXTIME);
// the gNB uses the servingCellConfigCommon everywhere, even when it should use the servingCellConfigCommonSIB.
// previously (before this commit), the following fields were indirectly populated through get_SIB1_NR().
// since this might lead to memory problems (e.g., double frees), it has been moved here.
// note that the "right solution" would be to not populate the servingCellConfigCommon here, and use
// an "abstraction struct" that contains the corresponding values, from which SCC/SIB1/... is generated.
NR_PDCCH_ConfigCommon_t *pcc = scc->downlinkConfigCommon->initialDownlinkBWP->pdcch_ConfigCommon->choice.setup;
AssertFatal(pcc != NULL && pcc->commonSearchSpaceList == NULL, "memory leak\n");
pcc->commonSearchSpaceList = calloc_or_fail(1, sizeof(*pcc->commonSearchSpaceList));
NR_SearchSpace_t *ss1 = rrc_searchspace_config(true, 1, 0);
asn1cSeqAdd(&pcc->commonSearchSpaceList->list, ss1);
NR_SearchSpace_t *ss2 = rrc_searchspace_config(true, 2, 0);
asn1cSeqAdd(&pcc->commonSearchSpaceList->list, ss2);
NR_SearchSpace_t *ss3 = rrc_searchspace_config(true, 3, 0);
asn1cSeqAdd(&pcc->commonSearchSpaceList->list, ss3);
asn1cCallocOne(pcc->searchSpaceSIB1, 0);
asn1cCallocOne(pcc->ra_SearchSpace, 1);
asn1cCallocOne(pcc->pagingSearchSpace, 2);
asn1cCallocOne(pcc->searchSpaceOtherSystemInformation, 3);
return scc;
}
static NR_ServingCellConfig_t *get_scd_config(configmodule_interface_t *cfg)
{
NR_ServingCellConfig_t *scd = calloc(1, sizeof(*scd));
prepare_scd(scd);
paramdef_t SCDsParams[] = SCDPARAMS_DESC(scd);
paramlist_def_t SCDsParamList = {GNB_CONFIG_STRING_SERVINGCELLCONFIGDEDICATED, NULL, 0};
char aprefix[MAX_OPTNAME_SIZE * 2 + 8];
snprintf(aprefix, sizeof(aprefix), "%s.[%i]", GNB_CONFIG_STRING_GNB_LIST, 0);
config_getlist(cfg, &SCDsParamList, NULL, 0, aprefix);
if (SCDsParamList.numelt > 0) {
sprintf(aprefix, "%s.[%i].%s.[%i]", GNB_CONFIG_STRING_GNB_LIST, 0, GNB_CONFIG_STRING_SERVINGCELLCONFIGDEDICATED, 0);
config_get(cfg, SCDsParams, sizeof(SCDsParams) / sizeof(paramdef_t), aprefix);
const NR_BWP_UplinkDedicated_t *bwp_Dedicated = scd->uplinkConfig->uplinkBWP_ToAddModList->list.array[0]->bwp_Dedicated;
const NR_PTRS_UplinkConfig_t *setup =
bwp_Dedicated->pusch_Config->choice.setup->dmrs_UplinkForPUSCH_MappingTypeB->choice.setup->phaseTrackingRS->choice.setup;
LOG_I(RRC,
"Read in ServingCellConfigDedicated UL (FreqDensity_0 %ld, FreqDensity_1 %ld, TimeDensity_0 %ld, TimeDensity_1 %ld, "
"TimeDensity_2 %ld, RE offset %ld, First_active_BWP_ID %ld SCS %ld, LocationandBW %ld\n",
*setup->transformPrecoderDisabled->frequencyDensity->list.array[0],
*setup->transformPrecoderDisabled->frequencyDensity->list.array[1],
*setup->transformPrecoderDisabled->timeDensity->list.array[0],
*setup->transformPrecoderDisabled->timeDensity->list.array[1],
*setup->transformPrecoderDisabled->timeDensity->list.array[2],
*setup->transformPrecoderDisabled->resourceElementOffset,
*scd->firstActiveDownlinkBWP_Id,
scd->downlinkBWP_ToAddModList->list.array[0]->bwp_Common->genericParameters.subcarrierSpacing,
scd->downlinkBWP_ToAddModList->list.array[0]->bwp_Common->genericParameters.locationAndBandwidth);
}
fix_scd(scd);
return scd;
}
static int read_du_cell_info(configmodule_interface_t *cfg,
bool separate_du,
uint32_t *gnb_id,
uint64_t *gnb_du_id,
char **name,
f1ap_served_cell_info_t *info,
int max_cell_info)
{
AssertFatal(max_cell_info == 1, "only one cell supported\n");
memset(info, 0, sizeof(*info));
paramdef_t GNBSParams[] = GNBSPARAMS_DESC;
paramdef_t GNBParams[] = GNBPARAMS_DESC;
paramlist_def_t GNBParamList = {GNB_CONFIG_STRING_GNB_LIST,NULL,0};
config_get(cfg, GNBSParams, sizeof(GNBSParams) / sizeof(paramdef_t), NULL);
int num_gnbs = GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt;
AssertFatal(num_gnbs == 1, "cannot configure DU: required config section \"gNBs\" missing\n");
// Output a list of all eNBs.
config_getlist(cfg, &GNBParamList, GNBParams, sizeof(GNBParams) / sizeof(paramdef_t), NULL);
// read the gNB-ID. The DU itself only needs the gNB-DU ID, but some (e.g.,
// E2 agent) need the gNB-ID as well if it is running in a separate process
AssertFatal(config_isparamset(GNBParamList.paramarray[0], GNB_GNB_ID_IDX), "%s is not defined in configuration file\n", GNB_CONFIG_STRING_GNB_ID);
*gnb_id = *GNBParamList.paramarray[0][GNB_GNB_ID_IDX].uptr;
AssertFatal(strcmp(GNBSParams[GNB_ACTIVE_GNBS_IDX].strlistptr[0], *GNBParamList.paramarray[0][GNB_GNB_NAME_IDX].strptr) == 0,
"no active gNB found/mismatch of gNBs: %s vs %s\n",
GNBSParams[GNB_ACTIVE_GNBS_IDX].strlistptr[0],
*GNBParamList.paramarray[0][GNB_GNB_NAME_IDX].strptr);
char aprefix[MAX_OPTNAME_SIZE * 2 + 8];
sprintf(aprefix, "%s.[0]", GNB_CONFIG_STRING_GNB_LIST);
paramdef_t PLMNParams[] = GNBPLMNPARAMS_DESC;
/* map parameter checking array instances to parameter definition array instances */
checkedparam_t config_check_PLMNParams[] = PLMNPARAMS_CHECK;
for (int I = 0; I < sizeof(PLMNParams) / sizeof(paramdef_t); ++I)
PLMNParams[I].chkPptr = &(config_check_PLMNParams[I]);
paramlist_def_t PLMNParamList = {GNB_CONFIG_STRING_PLMN_LIST, NULL, 0};
config_getlist(cfg, &PLMNParamList, PLMNParams, sizeof(PLMNParams) / sizeof(paramdef_t), aprefix);
AssertFatal(PLMNParamList.numelt > 0, "need to have a PLMN in PLMN section\n");
AssertFatal(PLMNParamList.numelt == 1, "cannot have more than one PLMN\n");
// if fronthaul is F1, require gNB_DU_ID, else use gNB_ID
if (separate_du) {
AssertFatal(config_isparamset(GNBParamList.paramarray[0], GNB_GNB_DU_ID_IDX), "%s is not defined in configuration file\n", GNB_CONFIG_STRING_GNB_DU_ID);
*gnb_du_id = *GNBParamList.paramarray[0][GNB_GNB_DU_ID_IDX].u64ptr;
} else {
AssertFatal(!config_isparamset(GNBParamList.paramarray[0], GNB_GNB_DU_ID_IDX),
"%s should not be defined in configuration file for monolithic gNB\n",
GNB_CONFIG_STRING_GNB_DU_ID);
*gnb_du_id = *gnb_id; // the gNB-DU ID is equal to the gNB ID, since the config has no gNB-DU ID
}
*name = strdup(*(GNBParamList.paramarray[0][GNB_GNB_NAME_IDX].strptr));
info->tac = malloc(sizeof(*info->tac));
AssertFatal(info->tac != NULL, "out of memory\n");
*info->tac = *GNBParamList.paramarray[0][GNB_TRACKING_AREA_CODE_IDX].uptr;
info->plmn.mcc = *PLMNParamList.paramarray[0][GNB_MOBILE_COUNTRY_CODE_IDX].uptr;
info->plmn.mnc = *PLMNParamList.paramarray[0][GNB_MOBILE_NETWORK_CODE_IDX].uptr;
info->plmn.mnc_digit_length = *PLMNParamList.paramarray[0][GNB_MNC_DIGIT_LENGTH].u8ptr;
AssertFatal((info->plmn.mnc_digit_length == 2) || (info->plmn.mnc_digit_length == 3),
"BAD MNC DIGIT LENGTH %d",
info->plmn.mnc_digit_length);
info->nr_cellid = (uint64_t) * (GNBParamList.paramarray[0][GNB_NRCELLID_IDX].u64ptr);
paramdef_t SNSSAIParams[] = GNBSNSSAIPARAMS_DESC;
paramlist_def_t SNSSAIParamList = {GNB_CONFIG_STRING_SNSSAI_LIST, NULL, 0};
checkedparam_t config_check_SNSSAIParams[] = SNSSAIPARAMS_CHECK;
for (int J = 0; J < sizeofArray(SNSSAIParams); ++J)
SNSSAIParams[J].chkPptr = &(config_check_SNSSAIParams[J]);
char snssaistr[MAX_OPTNAME_SIZE * 2 + 8];
sprintf(snssaistr, "%s.[0].%s.[0]", GNB_CONFIG_STRING_GNB_LIST, GNB_CONFIG_STRING_PLMN_LIST);
config_getlist(config_get_if(), &SNSSAIParamList, SNSSAIParams, sizeofArray(SNSSAIParams), snssaistr);
info->num_ssi = SNSSAIParamList.numelt;
for (int s = 0; s < info->num_ssi; ++s) {
info->nssai[s].sst = *SNSSAIParamList.paramarray[s][GNB_SLICE_SERVICE_TYPE_IDX].uptr;
info->nssai[s].sd = *SNSSAIParamList.paramarray[s][GNB_SLICE_DIFFERENTIATOR_IDX].uptr;
AssertFatal(info->nssai[s].sd <= 0xffffff, "SD cannot be bigger than 0xffffff, but is %d\n", info->nssai[s].sd);
}
return 1;
}
f1ap_tdd_info_t read_tdd_config(const NR_ServingCellConfigCommon_t *scc)
{
const NR_FrequencyInfoDL_t *dl = scc->downlinkConfigCommon->frequencyInfoDL;
f1ap_tdd_info_t tdd = {
.freqinfo.arfcn = dl->absoluteFrequencyPointA,
.freqinfo.band = *dl->frequencyBandList.list.array[0],
.tbw.scs = dl->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing,
.tbw.nrb = dl->scs_SpecificCarrierList.list.array[0]->carrierBandwidth,
};
return tdd;
}
static f1ap_fdd_info_t read_fdd_config(const NR_ServingCellConfigCommon_t *scc)
{
const NR_FrequencyInfoDL_t *dl = scc->downlinkConfigCommon->frequencyInfoDL;
const NR_FrequencyInfoUL_t *ul = scc->uplinkConfigCommon->frequencyInfoUL;
f1ap_fdd_info_t fdd = {
.dl_freqinfo.arfcn = dl->absoluteFrequencyPointA,
.ul_freqinfo.arfcn = *ul->absoluteFrequencyPointA,
.dl_tbw.scs = dl->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing,
.ul_tbw.scs = ul->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing,
.dl_tbw.nrb = dl->scs_SpecificCarrierList.list.array[0]->carrierBandwidth,
.ul_tbw.nrb = ul->scs_SpecificCarrierList.list.array[0]->carrierBandwidth,
.dl_freqinfo.band = *dl->frequencyBandList.list.array[0],
.ul_freqinfo.band = *ul->frequencyBandList->list.array[0],
};
return fdd;
}
f1ap_gnb_du_system_info_t *get_sys_info(NR_BCCH_BCH_Message_t *mib, const NR_BCCH_DL_SCH_Message_t *sib1)
{
int buf_len = 3;
f1ap_gnb_du_system_info_t *sys_info = calloc_or_fail(1, sizeof(*sys_info));
sys_info->mib = calloc_or_fail(buf_len, sizeof(*sys_info->mib));
DevAssert(mib != NULL);
sys_info->mib_length = encode_MIB_NR(mib, 0, sys_info->mib, buf_len);
DevAssert(sys_info->mib_length == buf_len);
DevAssert(sib1 != NULL);
NR_SIB1_t *bcch_SIB1 = sib1->message.choice.c1->choice.systemInformationBlockType1;
sys_info->sib1 = calloc_or_fail(NR_MAX_SIB_LENGTH / 8, sizeof(*sys_info->sib1));
asn_enc_rval_t enc_rval = uper_encode_to_buffer(&asn_DEF_NR_SIB1, NULL, (void *)bcch_SIB1, sys_info->sib1, NR_MAX_SIB_LENGTH / 8);
AssertFatal(enc_rval.encoded > 0, "ASN1 message encoding failed (%s, %lu)!\n", enc_rval.failed_type->name, enc_rval.encoded);
sys_info->sib1_length = (enc_rval.encoded + 7) / 8;
return sys_info;
}
f1ap_setup_req_t *RC_read_F1Setup(uint64_t id,
const char *name,
const f1ap_served_cell_info_t *info,
const NR_ServingCellConfigCommon_t *scc,
NR_BCCH_BCH_Message_t *mib,
const NR_BCCH_DL_SCH_Message_t *sib1)
{
f1ap_setup_req_t *req = calloc(1, sizeof(*req));
AssertFatal(req != NULL, "out of memory\n");
req->gNB_DU_id = id;
req->gNB_DU_name = strdup(name);
req->num_cells_available = 1;
req->cell[0].info = *info;
LOG_I(GNB_APP,
"F1AP: gNB idx %d gNB_DU_id %ld, gNB_DU_name %s, TAC %d MCC/MNC/length %d/%d/%d cellID %ld\n",
0,
req->gNB_DU_id,
req->gNB_DU_name,
*req->cell[0].info.tac,
req->cell[0].info.plmn.mcc,
req->cell[0].info.plmn.mnc,
req->cell[0].info.plmn.mnc_digit_length,
req->cell[0].info.nr_cellid);
req->cell[0].info.nr_pci = *scc->physCellId;
if (scc->tdd_UL_DL_ConfigurationCommon) {
LOG_I(GNB_APP, "ngran_DU: Configuring Cell %d for TDD\n", 0);
req->cell[0].info.mode = F1AP_MODE_TDD;
req->cell[0].info.tdd = read_tdd_config(scc);
} else {
LOG_I(GNB_APP, "ngran_DU: Configuring Cell %d for FDD\n", 0);
req->cell[0].info.mode = F1AP_MODE_FDD;
req->cell[0].info.fdd = read_fdd_config(scc);
}
NR_MeasurementTimingConfiguration_t *mtc = get_new_MeasurementTimingConfiguration(scc);
uint8_t buf[1024];
int len = encode_MeasurementTimingConfiguration(mtc, buf, sizeof(buf));
DevAssert(len <= sizeof(buf));
free_MeasurementTimingConfiguration(mtc);
uint8_t *mtc_buf = calloc(len, sizeof(*mtc_buf));
AssertFatal(mtc_buf != NULL, "out of memory\n");
memcpy(mtc_buf, buf, len);
req->cell[0].info.measurement_timing_config = mtc_buf;
req->cell[0].info.measurement_timing_config_len = len;
if (IS_SA_MODE(get_softmodem_params())) {
// in NSA we don't transmit SIB1, so cannot fill DU system information
// so cannot send MIB either
req->cell[0].sys_info = get_sys_info(mib, sib1);
}
int num = read_version(TO_STRING(NR_RRC_VERSION), &req->rrc_ver[0], &req->rrc_ver[1], &req->rrc_ver[2]);
AssertFatal(num == 3, "could not read RRC version string %s\n", TO_STRING(NR_RRC_VERSION));
return req;
}
void RCconfig_nr_macrlc(configmodule_interface_t *cfg)
{
int j = 0;
paramlist_def_t GNBParamList = {GNB_CONFIG_STRING_GNB_LIST, NULL, 0};
paramdef_t GNBSParams[] = GNBSPARAMS_DESC;
config_get(cfg, GNBSParams, sizeofArray(GNBSParams), NULL);
int num_gnbs = GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt;
AssertFatal(num_gnbs == 1,
"Failed to parse config file: number of gnbs for gNB %s is %d != 1\n",
GNB_CONFIG_STRING_ACTIVE_GNBS,
num_gnbs);
paramdef_t GNBParams[] = GNBPARAMS_DESC;
/* map parameter checking array instances to parameter definition array instances */
checkedparam_t config_check_GNBParams[] = GNBPARAMS_CHECK;
for (int i = 0; i < sizeofArray(GNBParams); ++i)
GNBParams[i].chkPptr = &(config_check_GNBParams[i]);
config_getlist(cfg, &GNBParamList, GNBParams, sizeofArray(GNBParams), NULL);
paramdef_t MacRLC_Params[] = MACRLCPARAMS_DESC;
paramlist_def_t MacRLC_ParamList = {CONFIG_STRING_MACRLC_LIST, NULL, 0};
/* map parameter checking array instances to parameter definition array instances */
checkedparam_t config_check_MacRLCParams[] = MACRLCPARAMS_CHECK;
for (int i = 0; i < sizeofArray(MacRLC_Params); ++i)
MacRLC_Params[i].chkPptr = &(config_check_MacRLCParams[i]);
config_getlist(config_get_if(), &MacRLC_ParamList, MacRLC_Params, sizeofArray(MacRLC_Params), NULL);
nr_mac_config_t config = {0};
config.pdsch_AntennaPorts.N1 = *GNBParamList.paramarray[0][GNB_PDSCH_ANTENNAPORTS_N1_IDX].iptr;
config.pdsch_AntennaPorts.N2 = *GNBParamList.paramarray[0][GNB_PDSCH_ANTENNAPORTS_N2_IDX].iptr;
config.pdsch_AntennaPorts.XP = *GNBParamList.paramarray[0][GNB_PDSCH_ANTENNAPORTS_XP_IDX].iptr;
config.pusch_AntennaPorts = *GNBParamList.paramarray[0][GNB_PUSCH_ANTENNAPORTS_IDX].iptr;
LOG_I(GNB_APP,
"pdsch_AntennaPorts N1 %d N2 %d XP %d pusch_AntennaPorts %d\n",
config.pdsch_AntennaPorts.N1,
config.pdsch_AntennaPorts.N2,
config.pdsch_AntennaPorts.XP,
config.pusch_AntennaPorts);
paramdef_t RUParams[] = RUPARAMS_DESC;
paramlist_def_t RUParamList = {CONFIG_STRING_RU_LIST, NULL, 0};
config_getlist(config_get_if(), &RUParamList, RUParams, sizeofArray(RUParams), NULL);
int num_tx = 0;
if (RUParamList.numelt > 0) {
for (int i = 0; i < RUParamList.numelt; i++)
num_tx += *(RUParamList.paramarray[i][RU_NB_TX_IDX].uptr);
AssertFatal(num_tx >= config.pdsch_AntennaPorts.XP * config.pdsch_AntennaPorts.N1 * config.pdsch_AntennaPorts.N2,
"Number of logical antenna ports (set in config file with pdsch_AntennaPorts) cannot be larger than physical antennas (nb_tx)\n");
}
else {
// TODO temporary solution for 3rd party RU or nFAPI, in which case we don't have RU section present in the config file
num_tx = config.pdsch_AntennaPorts.XP * config.pdsch_AntennaPorts.N1 * config.pdsch_AntennaPorts.N2;
LOG_E(GNB_APP, "RU information not present in config file. Assuming physical antenna ports equal to logical antenna ports %d\n", num_tx);
}
config.minRXTXTIME = *GNBParamList.paramarray[0][GNB_MINRXTXTIME_IDX].iptr;
LOG_I(GNB_APP, "minTXRXTIME %d\n", config.minRXTXTIME);
config.sib1_tda = *GNBParamList.paramarray[0][GNB_SIB1_TDA_IDX].iptr;
LOG_I(GNB_APP, "SIB1 TDA %d\n", config.sib1_tda);
config.do_CSIRS = *GNBParamList.paramarray[0][GNB_DO_CSIRS_IDX].iptr;
config.do_SRS = *GNBParamList.paramarray[0][GNB_DO_SRS_IDX].iptr;
config.force_256qam_off = *GNBParamList.paramarray[0][GNB_FORCE256QAMOFF_IDX].iptr;
config.force_UL256qam_off = *GNBParamList.paramarray[0][GNB_FORCEUL256QAMOFF_IDX].iptr;
config.use_deltaMCS = *GNBParamList.paramarray[0][GNB_USE_DELTA_MCS_IDX].iptr != 0;
config.maxMIMO_layers = *GNBParamList.paramarray[0][GNB_MAXMIMOLAYERS_IDX].iptr;
config.disable_harq = *GNBParamList.paramarray[0][GNB_DISABLE_HARQ_IDX].iptr;
config.num_dlharq = *GNBParamList.paramarray[0][GNB_NUM_DL_HARQ_IDX].iptr;
config.num_ulharq = *GNBParamList.paramarray[0][GNB_NUM_UL_HARQ_IDX].iptr;
if (config.disable_harq)
LOG_W(GNB_APP, "\"disable_harq\" is a REL17 feature and is incompatible with REL15 and REL16 UEs!\n");
LOG_I(GNB_APP,
"CSI-RS %d, SRS %d, 256 QAM %s, delta_MCS %s, maxMIMO_Layers %d, HARQ feedback %s, num DLHARQ:%d, num ULHARQ:%d\n",
config.do_CSIRS,
config.do_SRS,
config.force_256qam_off ? "force off" : "may be on",
config.use_deltaMCS ? "on" : "off",
config.maxMIMO_layers,
config.disable_harq ? "disabled" : "enabled",
config.num_dlharq,
config.num_ulharq);
int tot_ant = config.pdsch_AntennaPorts.N1 * config.pdsch_AntennaPorts.N2 * config.pdsch_AntennaPorts.XP;
AssertFatal(config.maxMIMO_layers != 0 && config.maxMIMO_layers <= tot_ant, "Invalid maxMIMO_layers %d\n", config.maxMIMO_layers);
paramdef_t Timers_Params[] = GNB_TIMERS_PARAMS_DESC;
char aprefix[MAX_OPTNAME_SIZE * 2 + 8];
sprintf(aprefix, "%s.[0].%s", GNB_CONFIG_STRING_GNB_LIST, GNB_CONFIG_STRING_TIMERS_CONFIG);
config_get(config_get_if(), Timers_Params, sizeofArray(Timers_Params), aprefix);
config.timer_config.sr_ProhibitTimer = *Timers_Params[GNB_TIMERS_SR_PROHIBIT_TIMER_IDX].iptr;
config.timer_config.sr_TransMax = *Timers_Params[GNB_TIMERS_SR_TRANS_MAX_IDX].iptr;
config.timer_config.sr_ProhibitTimer_v1700 = *Timers_Params[GNB_TIMERS_SR_PROHIBIT_TIMER_V1700_IDX].iptr;
config.timer_config.t300 = *Timers_Params[GNB_TIMERS_T300_IDX].iptr;
config.timer_config.t301 = *Timers_Params[GNB_TIMERS_T301_IDX].iptr;
config.timer_config.t310 = *Timers_Params[GNB_TIMERS_T310_IDX].iptr;
config.timer_config.n310 = *Timers_Params[GNB_TIMERS_N310_IDX].iptr;
config.timer_config.t311 = *Timers_Params[GNB_TIMERS_T311_IDX].iptr;
config.timer_config.n311 = *Timers_Params[GNB_TIMERS_N311_IDX].iptr;
config.timer_config.t319 = *Timers_Params[GNB_TIMERS_T319_IDX].iptr;
LOG_I(GNB_APP,
"sr_ProhibitTimer %d, sr_TransMax %d, sr_ProhibitTimer_v1700 %d, "
"t300 %d, t301 %d, t310 %d, n310 %d, t311 %d, n311 %d, t319 %d\n",
config.timer_config.sr_ProhibitTimer,
config.timer_config.sr_TransMax,
config.timer_config.sr_ProhibitTimer_v1700,
config.timer_config.t300,
config.timer_config.t301,
config.timer_config.t310,
config.timer_config.n310,
config.timer_config.t311,
config.timer_config.n311,
config.timer_config.t319);
if (config_isparamset(GNBParamList.paramarray[0], GNB_BEAMWEIGHTS_IDX)) {
int n = GNBParamList.paramarray[0][GNB_BEAMWEIGHTS_IDX].numelt;
AssertFatal(n % num_tx == 0, "Error! Number of beam input needs to be multiple of TX antennas\n");
// each beam is described by a set of weights (one for each antenna)
// on the other hand in case of analog beamforming an index to the RU beam identifier is provided
config.nb_bfw[0] = num_tx; // number of tx antennas
config.nb_bfw[1] = n / num_tx; // number of beams
config.bw_list = malloc16_clear(n * sizeof(*config.bw_list));
for (int b = 0; b < n; b++) {
config.bw_list[b] = GNBParamList.paramarray[0][GNB_BEAMWEIGHTS_IDX].iptr[b];
}
}
NR_ServingCellConfigCommon_t *scc = get_scc_config(cfg, config.minRXTXTIME);
//xer_fprint(stdout, &asn_DEF_NR_ServingCellConfigCommon, scc);
NR_ServingCellConfig_t *scd = get_scd_config(cfg);
if (MacRLC_ParamList.numelt > 0) {
ngran_node_t node_type = get_node_type();
mac_top_init_gNB(node_type, scc, scd, &config);
RC.nb_nr_mac_CC = (int *)malloc(RC.nb_nr_macrlc_inst * sizeof(int));
for (j = 0; j < RC.nb_nr_macrlc_inst; j++) {
RC.nb_nr_mac_CC[j] = *(MacRLC_ParamList.paramarray[j][MACRLC_CC_IDX].iptr);
RC.nrmac[j]->pusch_target_snrx10 = *(MacRLC_ParamList.paramarray[j][MACRLC_PUSCHTARGETSNRX10_IDX].iptr);
RC.nrmac[j]->pucch_target_snrx10 = *(MacRLC_ParamList.paramarray[j][MACRLC_PUCCHTARGETSNRX10_IDX].iptr);
RC.nrmac[j]->ul_prbblack_SNR_threshold = *(MacRLC_ParamList.paramarray[j][MACRLC_UL_PRBBLACK_SNR_THRESHOLD_IDX].iptr);
RC.nrmac[j]->pucch_failure_thres = *(MacRLC_ParamList.paramarray[j][MACRLC_PUCCHFAILURETHRES_IDX].iptr);
RC.nrmac[j]->pusch_failure_thres = *(MacRLC_ParamList.paramarray[j][MACRLC_PUSCHFAILURETHRES_IDX].iptr);
LOG_I(NR_MAC,
"PUSCH Target %d, PUCCH Target %d, PUCCH Failure %d, PUSCH Failure %d\n",
RC.nrmac[j]->pusch_target_snrx10,
RC.nrmac[j]->pucch_target_snrx10,
RC.nrmac[j]->pucch_failure_thres,
RC.nrmac[j]->pusch_failure_thres);
if (strcmp(*(MacRLC_ParamList.paramarray[j][MACRLC_TRANSPORT_N_PREFERENCE_IDX].strptr), "local_RRC") == 0) {
// check number of instances is same as RRC/PDCP
} else if (strcmp(*(MacRLC_ParamList.paramarray[j][MACRLC_TRANSPORT_N_PREFERENCE_IDX].strptr), "f1") == 0
|| strcmp(*(MacRLC_ParamList.paramarray[j][MACRLC_TRANSPORT_N_PREFERENCE_IDX].strptr), "cudu") == 0) {
char **f1caddr = MacRLC_ParamList.paramarray[j][MACRLC_LOCAL_N_ADDRESS_IDX].strptr;
RC.nrmac[j]->eth_params_n.my_addr = strdup(*f1caddr);
char **f1uaddr = MacRLC_ParamList.paramarray[j][MACRLC_LOCAL_N_ADDRESS_F1U_IDX].strptr;
RC.nrmac[j]->f1u_addr = f1uaddr != NULL ? strdup(*f1uaddr) : strdup(*f1caddr);
RC.nrmac[j]->eth_params_n.remote_addr = strdup(*(MacRLC_ParamList.paramarray[j][MACRLC_REMOTE_N_ADDRESS_IDX].strptr));
RC.nrmac[j]->eth_params_n.my_portc = *(MacRLC_ParamList.paramarray[j][MACRLC_LOCAL_N_PORTC_IDX].iptr);
RC.nrmac[j]->eth_params_n.remote_portc = *(MacRLC_ParamList.paramarray[j][MACRLC_REMOTE_N_PORTC_IDX].iptr);
RC.nrmac[j]->eth_params_n.my_portd = *(MacRLC_ParamList.paramarray[j][MACRLC_LOCAL_N_PORTD_IDX].iptr);
RC.nrmac[j]->eth_params_n.remote_portd = *(MacRLC_ParamList.paramarray[j][MACRLC_REMOTE_N_PORTD_IDX].iptr);
RC.nrmac[j]->eth_params_n.transp_preference = ETH_UDP_MODE;
} else { // other midhaul
AssertFatal(1 == 0, "MACRLC %d: %s unknown northbound midhaul\n", j, *(MacRLC_ParamList.paramarray[j][MACRLC_TRANSPORT_N_PREFERENCE_IDX].strptr));
}
if (strcmp(*(MacRLC_ParamList.paramarray[j][MACRLC_TRANSPORT_S_PREFERENCE_IDX].strptr), "local_L1") == 0) {
} else if (strcmp(*(MacRLC_ParamList.paramarray[j][MACRLC_TRANSPORT_S_PREFERENCE_IDX].strptr), "nfapi") == 0) {
RC.nrmac[j]->eth_params_s.my_addr = strdup(*(MacRLC_ParamList.paramarray[j][MACRLC_LOCAL_S_ADDRESS_IDX].strptr));
RC.nrmac[j]->eth_params_s.remote_addr = strdup(*(MacRLC_ParamList.paramarray[j][MACRLC_REMOTE_S_ADDRESS_IDX].strptr));
RC.nrmac[j]->eth_params_s.my_portc = *(MacRLC_ParamList.paramarray[j][MACRLC_LOCAL_S_PORTC_IDX].iptr);
RC.nrmac[j]->eth_params_s.remote_portc = *(MacRLC_ParamList.paramarray[j][MACRLC_REMOTE_S_PORTC_IDX].iptr);
RC.nrmac[j]->eth_params_s.my_portd = *(MacRLC_ParamList.paramarray[j][MACRLC_LOCAL_S_PORTD_IDX].iptr);
RC.nrmac[j]->eth_params_s.remote_portd = *(MacRLC_ParamList.paramarray[j][MACRLC_REMOTE_S_PORTD_IDX].iptr);
RC.nrmac[j]->eth_params_s.transp_preference = ETH_UDP_MODE;
configure_nr_nfapi_vnf(
RC.nrmac[j]->eth_params_s.my_addr, RC.nrmac[j]->eth_params_s.my_portc, RC.nrmac[j]->eth_params_s.remote_addr, RC.nrmac[j]->eth_params_s.remote_portd, RC.nrmac[j]->eth_params_s.my_portd);
} else if(strcmp(*(MacRLC_ParamList.paramarray[j][MACRLC_TRANSPORT_S_PREFERENCE_IDX].strptr), "aerial") == 0){
#ifdef ENABLE_AERIAL
RC.nrmac[j]->nvipc_params_s.nvipc_shm_prefix =
strdup(*(MacRLC_ParamList.paramarray[j][MACRLC_TRANSPORT_S_SHM_PREFIX].strptr));
RC.nrmac[j]->nvipc_params_s.nvipc_poll_core = *(MacRLC_ParamList.paramarray[j][MACRLC_TRANSPORT_S_POLL_CORE].i8ptr);
LOG_I(GNB_APP, "Configuring VNF for Aerial connection with prefix %s\n", RC.nrmac[j]->eth_params_s.local_if_name);
aerial_configure_nr_fapi_vnf();
#endif
} else { // other midhaul
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_frame_inactivity = *(MacRLC_ParamList.paramarray[j][MACRLC_ULSCH_MAX_FRAME_INACTIVITY].uptr);
NR_bler_options_t *dl_bler_options = &RC.nrmac[j]->dl_bler;
dl_bler_options->upper = *(MacRLC_ParamList.paramarray[j][MACRLC_DL_BLER_TARGET_UPPER_IDX].dblptr);
dl_bler_options->lower = *(MacRLC_ParamList.paramarray[j][MACRLC_DL_BLER_TARGET_LOWER_IDX].dblptr);
dl_bler_options->max_mcs = *(MacRLC_ParamList.paramarray[j][MACRLC_DL_MAX_MCS_IDX].u8ptr);
if (config.disable_harq)
dl_bler_options->harq_round_max = 1;
else
dl_bler_options->harq_round_max = *(MacRLC_ParamList.paramarray[j][MACRLC_DL_HARQ_ROUND_MAX_IDX].u8ptr);
NR_bler_options_t *ul_bler_options = &RC.nrmac[j]->ul_bler;
ul_bler_options->upper = *(MacRLC_ParamList.paramarray[j][MACRLC_UL_BLER_TARGET_UPPER_IDX].dblptr);
ul_bler_options->lower = *(MacRLC_ParamList.paramarray[j][MACRLC_UL_BLER_TARGET_LOWER_IDX].dblptr);
ul_bler_options->max_mcs = *(MacRLC_ParamList.paramarray[j][MACRLC_UL_MAX_MCS_IDX].u8ptr);
if (config.disable_harq)
ul_bler_options->harq_round_max = 1;
else
ul_bler_options->harq_round_max = *(MacRLC_ParamList.paramarray[j][MACRLC_UL_HARQ_ROUND_MAX_IDX].u8ptr);
RC.nrmac[j]->min_grant_prb = *(MacRLC_ParamList.paramarray[j][MACRLC_MIN_GRANT_PRB_IDX].u8ptr);
RC.nrmac[j]->min_grant_mcs = *(MacRLC_ParamList.paramarray[j][MACRLC_MIN_GRANT_MCS_IDX].u8ptr);
RC.nrmac[j]->identity_pm = *(MacRLC_ParamList.paramarray[j][MACRLC_IDENTITY_PM_IDX].u8ptr);
// PRB Blacklist
uint16_t prbbl[MAX_BWP_SIZE] = {0};
int num_ulprbbl = get_prb_blacklist(j, prbbl);
if (num_ulprbbl != -1) {
LOG_I(NR_PHY, "Copying %d blacklisted PRB to L1 context\n", num_ulprbbl);
memcpy(RC.nrmac[j]->ulprbbl, prbbl, MAX_BWP_SIZE * sizeof(prbbl[0]));
}
bool ab = *MacRLC_ParamList.paramarray[j][MACRLC_ANALOG_BEAMFORMING_IDX].u8ptr;
if (ab) {
NR_beam_info_t *beam_info = &RC.nrmac[j]->beam_info;
int beams_per_period = *MacRLC_ParamList.paramarray[j][MACRLC_ANALOG_BEAMS_PERIOD_IDX].u8ptr;
beam_info->beam_allocation = malloc16(beams_per_period * sizeof(int *));
beam_info->beam_duration = *MacRLC_ParamList.paramarray[j][MACRLC_ANALOG_BEAM_DURATION_IDX].u8ptr;
beam_info->beams_per_period = beams_per_period;
beam_info->beam_allocation_size = -1; // to be initialized once we have information on frame configuration
}
// triggers also PHY initialization in case we have L1 via FAPI
nr_mac_config_scc(RC.nrmac[j], scc, &config);
} // for (j=0;j<RC.nb_nr_macrlc_inst;j++)
uint64_t gnb_du_id = 0;
uint32_t gnb_id = 0;
char *name = NULL;
f1ap_served_cell_info_t info;
read_du_cell_info(cfg, NODE_IS_DU(node_type), &gnb_id, &gnb_du_id, &name, &info, 1);
if (IS_SA_MODE(get_softmodem_params())) {
nr_mac_configure_sib1(RC.nrmac[0], &info.plmn, info.nr_cellid, *info.tac);
if (scc->ext2 && scc->ext2->ntn_Config_r17)
nr_mac_configure_sib19(RC.nrmac[0]);
}
// read F1 Setup information from config and generated MIB/SIB1
// and store it at MAC for sending later
NR_BCCH_BCH_Message_t *mib = RC.nrmac[0]->common_channels[0].mib;
const NR_BCCH_DL_SCH_Message_t *sib1 = RC.nrmac[0]->common_channels[0].sib1;
f1ap_setup_req_t *req = RC_read_F1Setup(gnb_du_id, name, &info, scc, mib, sib1);
AssertFatal(req != NULL, "could not read F1 Setup information\n");
RC.nrmac[0]->f1_config.setup_req = req;
RC.nrmac[0]->f1_config.gnb_id = gnb_id;
free(name); /* read_du_cell_info() allocated memory */
} else { // MacRLC_ParamList.numelt > 0
LOG_E(PHY, "No %s configuration found\n", CONFIG_STRING_MACRLC_LIST);
// AssertFatal (0,"No " CONFIG_STRING_MACRLC_LIST " configuration found");
}
}
void config_security(gNB_RRC_INST *rrc)
{
paramdef_t sec_params[] = SECURITY_GLOBALPARAMS_DESC;
int ret = config_get(config_get_if(), sec_params, sizeofArray(sec_params), CONFIG_STRING_SECURITY);
int i;
if (ret < 0) {
LOG_W(RRC, "configuration file does not contain a \"security\" section, applying default parameters (nia2 nea0, integrity disabled for DRBs)\n");
rrc->security.ciphering_algorithms[0] = 0; /* nea0 = no ciphering */
rrc->security.ciphering_algorithms_count = 1;
rrc->security.integrity_algorithms[0] = 2; /* nia2 */
rrc->security.integrity_algorithms[1] = 0; /* nia0 = no integrity, as a fallback (but nia2 should be supported by all UEs) */
rrc->security.integrity_algorithms_count = 2;
rrc->security.do_drb_ciphering = 1; /* even if nea0 let's activate so that we don't generate cipheringDisabled in pdcp_Config */
rrc->security.do_drb_integrity = 0;
return;
}
if (sec_params[SECURITY_CONFIG_CIPHERING_IDX].numelt > 4) {
LOG_E(RRC, "too much ciphering algorithms in section \"security\" of the configuration file, maximum is 4\n");
exit(1);
}
if (sec_params[SECURITY_CONFIG_INTEGRITY_IDX].numelt > 4) {
LOG_E(RRC, "too much integrity algorithms in section \"security\" of the configuration file, maximum is 4\n");
exit(1);
}
/* get ciphering algorithms */
rrc->security.ciphering_algorithms_count = 0;
for (i = 0; i < sec_params[SECURITY_CONFIG_CIPHERING_IDX].numelt; i++) {
if (!strcmp(sec_params[SECURITY_CONFIG_CIPHERING_IDX].strlistptr[i], "nea0")) {
rrc->security.ciphering_algorithms[rrc->security.ciphering_algorithms_count] = 0;
rrc->security.ciphering_algorithms_count++;
continue;
}
if (!strcmp(sec_params[SECURITY_CONFIG_CIPHERING_IDX].strlistptr[i], "nea1")) {
rrc->security.ciphering_algorithms[rrc->security.ciphering_algorithms_count] = 1;
rrc->security.ciphering_algorithms_count++;
continue;
}
if (!strcmp(sec_params[SECURITY_CONFIG_CIPHERING_IDX].strlistptr[i], "nea2")) {
rrc->security.ciphering_algorithms[rrc->security.ciphering_algorithms_count] = 2;
rrc->security.ciphering_algorithms_count++;
continue;
}
if (!strcmp(sec_params[SECURITY_CONFIG_CIPHERING_IDX].strlistptr[i], "nea3")) {
rrc->security.ciphering_algorithms[rrc->security.ciphering_algorithms_count] = 3;
rrc->security.ciphering_algorithms_count++;
continue;
}
LOG_E(RRC, "unknown ciphering algorithm \"%s\" in section \"security\" of the configuration file\n",
sec_params[SECURITY_CONFIG_CIPHERING_IDX].strlistptr[i]);
exit(1);
}
/* get integrity algorithms */
rrc->security.integrity_algorithms_count = 0;
for (i = 0; i < sec_params[SECURITY_CONFIG_INTEGRITY_IDX].numelt; i++) {
if (!strcmp(sec_params[SECURITY_CONFIG_INTEGRITY_IDX].strlistptr[i], "nia0")) {
rrc->security.integrity_algorithms[rrc->security.integrity_algorithms_count] = 0;
rrc->security.integrity_algorithms_count++;
continue;
}
if (!strcmp(sec_params[SECURITY_CONFIG_INTEGRITY_IDX].strlistptr[i], "nia1")) {
rrc->security.integrity_algorithms[rrc->security.integrity_algorithms_count] = 1;
rrc->security.integrity_algorithms_count++;
continue;
}
if (!strcmp(sec_params[SECURITY_CONFIG_INTEGRITY_IDX].strlistptr[i], "nia2")) {
rrc->security.integrity_algorithms[rrc->security.integrity_algorithms_count] = 2;
rrc->security.integrity_algorithms_count++;
continue;
}
if (!strcmp(sec_params[SECURITY_CONFIG_INTEGRITY_IDX].strlistptr[i], "nia3")) {
rrc->security.integrity_algorithms[rrc->security.integrity_algorithms_count] = 3;
rrc->security.integrity_algorithms_count++;
continue;
}
LOG_E(RRC, "unknown integrity algorithm \"%s\" in section \"security\" of the configuration file\n",
sec_params[SECURITY_CONFIG_INTEGRITY_IDX].strlistptr[i]);
exit(1);
}
if (rrc->security.ciphering_algorithms_count == 0) {
LOG_W(RRC, "no preferred ciphering algorithm set in configuration file, applying default parameters (no security)\n");
rrc->security.ciphering_algorithms[0] = 0; /* nea0 = no ciphering */
rrc->security.ciphering_algorithms_count = 1;
}
if (rrc->security.integrity_algorithms_count == 0) {
LOG_W(RRC, "no preferred integrity algorithm set in configuration file, applying default parameters (nia2)\n");
rrc->security.integrity_algorithms[0] = 2; /* nia2 */
rrc->security.integrity_algorithms[1] = 0; /* nia0 = no integrity */
rrc->security.integrity_algorithms_count = 2;
}
if (!strcmp(*sec_params[SECURITY_CONFIG_DO_DRB_CIPHERING_IDX].strptr, "yes")) {
rrc->security.do_drb_ciphering = 1;
} else if (!strcmp(*sec_params[SECURITY_CONFIG_DO_DRB_CIPHERING_IDX].strptr, "no")) {
rrc->security.do_drb_ciphering = 0;
} else {
LOG_E(RRC, "in configuration file, bad drb_ciphering value '%s', only 'yes' and 'no' allowed\n",
*sec_params[SECURITY_CONFIG_DO_DRB_CIPHERING_IDX].strptr);
exit(1);
}
if (!strcmp(*sec_params[SECURITY_CONFIG_DO_DRB_INTEGRITY_IDX].strptr, "yes")) {
rrc->security.do_drb_integrity = 1;
} else if (!strcmp(*sec_params[SECURITY_CONFIG_DO_DRB_INTEGRITY_IDX].strptr, "no")) {
rrc->security.do_drb_integrity = 0;
} else {
LOG_E(RRC, "in configuration file, bad drb_integrity value '%s', only 'yes' and 'no' allowed\n",
*sec_params[SECURITY_CONFIG_DO_DRB_INTEGRITY_IDX].strptr);
exit(1);
}
}
static int sort_neighbour_cell_config_by_cell_id(const void *a, const void *b)
{
const neighbour_cell_configuration_t *config_a = (const neighbour_cell_configuration_t *)a;
const neighbour_cell_configuration_t *config_b = (const neighbour_cell_configuration_t *)b;
if (config_a->nr_cell_id < config_b->nr_cell_id) {
return -1;
} else if (config_a->nr_cell_id > config_b->nr_cell_id) {
return 1;
}
return 0;
}
static void fill_neighbour_cell_configuration(uint8_t gnb_idx, gNB_RRC_INST *rrc)
{
char gnbpath[MAX_OPTNAME_SIZE + 8];
sprintf(gnbpath, "%s.[%i]", GNB_CONFIG_STRING_GNB_LIST, gnb_idx);
paramdef_t neighbour_list_params[] = GNB_NEIGHBOUR_LIST_PARAM_LIST;
paramlist_def_t neighbour_list_param_list = {GNB_CONFIG_STRING_NEIGHBOUR_LIST, NULL, 0};
config_getlist(config_get_if(), &neighbour_list_param_list, neighbour_list_params, sizeofArray(neighbour_list_params), gnbpath);
if (neighbour_list_param_list.numelt < 1)
return;
rrc->neighbour_cell_configuration = malloc(sizeof(seq_arr_t));
seq_arr_init(rrc->neighbour_cell_configuration, sizeof(neighbour_cell_configuration_t));
for (int elm = 0; elm < neighbour_list_param_list.numelt; ++elm) {
neighbour_cell_configuration_t *cell = calloc(1, sizeof(neighbour_cell_configuration_t));
AssertFatal(cell != NULL, "out of memory\n");
cell->nr_cell_id = (uint64_t)*neighbour_list_param_list.paramarray[elm][0].u64ptr;
char neighbourpath[MAX_OPTNAME_SIZE + 8];
sprintf(neighbourpath, "%s.[%i].%s.[%i]", GNB_CONFIG_STRING_GNB_LIST, gnb_idx, GNB_CONFIG_STRING_NEIGHBOUR_LIST, elm);
paramdef_t NeighbourCellParams[] = GNBNEIGHBOURCELLPARAMS_DESC;
paramlist_def_t NeighbourCellParamList = {GNB_CONFIG_STRING_NEIGHBOUR_CELL_LIST, NULL, 0};
config_getlist(config_get_if(), &NeighbourCellParamList, NeighbourCellParams, sizeofArray(NeighbourCellParams), neighbourpath);
LOG_D(GNB_APP, "HO LOG: For the Cell: %ld Neighbour Cell ELM NUM: %d\n", cell->nr_cell_id, NeighbourCellParamList.numelt);
if (NeighbourCellParamList.numelt < 1)
continue;
cell->neighbour_cells = malloc(sizeof(seq_arr_t));
AssertFatal(cell->neighbour_cells != NULL, "Memory exhausted!!!");
seq_arr_init(cell->neighbour_cells, sizeof(nr_neighbour_gnb_configuration_t));
for (int l = 0; l < NeighbourCellParamList.numelt; ++l) {
nr_neighbour_gnb_configuration_t *neighbourCell = calloc(1, sizeof(nr_neighbour_gnb_configuration_t));
AssertFatal(neighbourCell != NULL, "out of memory\n");
neighbourCell->gNB_ID = *(NeighbourCellParamList.paramarray[l][GNB_CONFIG_N_CELL_GNB_ID_IDX].uptr);
neighbourCell->nrcell_id = (uint64_t) * (NeighbourCellParamList.paramarray[l][GNB_CONFIG_N_CELL_NR_CELLID_IDX].u64ptr);
neighbourCell->physicalCellId = *NeighbourCellParamList.paramarray[l][GNB_CONFIG_N_CELL_PHYSICAL_ID_IDX].uptr;
neighbourCell->subcarrierSpacing = *NeighbourCellParamList.paramarray[l][GNB_CONFIG_N_CELL_SCS_IDX].uptr;
neighbourCell->absoluteFrequencySSB = *NeighbourCellParamList.paramarray[l][GNB_CONFIG_N_CELL_ABS_FREQ_SSB_IDX].i64ptr;
neighbourCell->tac = *NeighbourCellParamList.paramarray[l][GNB_CONFIG_N_CELL_TAC_IDX].uptr;
char neighbour_plmn_path[CONFIG_MAXOPTLENGTH];
sprintf(neighbour_plmn_path,
"%s.%s.[%i].%s",
neighbourpath,
GNB_CONFIG_STRING_NEIGHBOUR_CELL_LIST,
l,
GNB_CONFIG_STRING_NEIGHBOUR_PLMN);
paramdef_t NeighbourPlmn[] = GNBPLMNPARAMS_DESC;
config_get(config_get_if(), NeighbourPlmn, sizeofArray(NeighbourPlmn), neighbour_plmn_path);
neighbourCell->plmn.mcc = *NeighbourPlmn[GNB_MOBILE_COUNTRY_CODE_IDX].uptr;
neighbourCell->plmn.mnc = *NeighbourPlmn[GNB_MOBILE_NETWORK_CODE_IDX].uptr;
neighbourCell->plmn.mnc_digit_length = *NeighbourPlmn[GNB_MNC_DIGIT_LENGTH].uptr;
seq_arr_push_back(cell->neighbour_cells, neighbourCell, sizeof(nr_neighbour_gnb_configuration_t));
}
seq_arr_push_back(rrc->neighbour_cell_configuration, cell, sizeof(neighbour_cell_configuration_t));
}
void *base = seq_arr_front(rrc->neighbour_cell_configuration);
size_t nmemb = seq_arr_size(rrc->neighbour_cell_configuration);
size_t element_size = sizeof(neighbour_cell_configuration_t);
qsort(base, nmemb, element_size, sort_neighbour_cell_config_by_cell_id);
}
static void fill_measurement_configuration(uint8_t gnb_idx, gNB_RRC_INST *rrc)
{
char measurement_path[MAX_OPTNAME_SIZE + 8];
sprintf(measurement_path, "%s.[%i].%s", GNB_CONFIG_STRING_GNB_LIST, gnb_idx, GNB_CONFIG_STRING_MEASUREMENT_CONFIGURATION);
nr_measurement_configuration_t *measurementConfig = &rrc->measurementConfiguration;
// Periodical Event Configuration
char periodic_event_path[MAX_OPTNAME_SIZE + 8];
sprintf(periodic_event_path,
"%s.[%i].%s.%s",
GNB_CONFIG_STRING_GNB_LIST,
gnb_idx,
GNB_CONFIG_STRING_MEASUREMENT_CONFIGURATION,
MEASUREMENT_EVENTS_PERIODICAL);
paramdef_t Periodical_EventParams[] = MEASUREMENT_PERIODICAL_GLOBALPARAMS_DESC;
config_get(config_get_if(), Periodical_EventParams, sizeofArray(Periodical_EventParams), periodic_event_path);
if (*Periodical_EventParams[MEASUREMENT_EVENTS_ENABLE_IDX].i64ptr) {
nr_per_event_t *periodic_event = (nr_per_event_t *)calloc(1, sizeof(nr_per_event_t));
periodic_event->includeBeamMeasurements = *Periodical_EventParams[MEASUREMENT_EVENTS_INCLUDE_BEAM_MEAS_IDX].i64ptr;
periodic_event->maxReportCells = *Periodical_EventParams[MEASUREMENT_EVENTS_MAX_RS_INDEX_TO_REPORT].i64ptr;
measurementConfig->per_event = periodic_event;
}
// A2 Event Configuration
char a2_path[MAX_OPTNAME_SIZE + 8];
sprintf(a2_path,
"%s.[%i].%s.%s",
GNB_CONFIG_STRING_GNB_LIST,
gnb_idx,
GNB_CONFIG_STRING_MEASUREMENT_CONFIGURATION,
MEASUREMENT_EVENTS_A2);
paramdef_t A2_EventParams[] = MEASUREMENT_A2_GLOBALPARAMS_DESC;
config_get(config_get_if(), A2_EventParams, sizeofArray(A2_EventParams), a2_path);
if (*A2_EventParams[MEASUREMENT_EVENTS_ENABLE_IDX].i64ptr) {
nr_a2_event_t *a2_event = (nr_a2_event_t *)calloc(1, sizeof(nr_a2_event_t));
a2_event->threshold_RSRP = *A2_EventParams[MEASUREMENT_EVENTS_A2_THRESHOLD_IDX].i64ptr;
a2_event->timeToTrigger = *A2_EventParams[MEASUREMENT_EVENTS_TIMETOTRIGGER_IDX].i64ptr;
measurementConfig->a2_event = a2_event;
}
// A3 Event Configuration
paramlist_def_t A3_EventList = {MEASUREMENT_EVENTS_A3, NULL, 0};
paramdef_t A3_EventParams[] = MEASUREMENT_A3_GLOBALPARAMS_DESC;
config_getlist(config_get_if(), &A3_EventList, A3_EventParams, sizeofArray(A3_EventParams), measurement_path);
LOG_D(GNB_APP, "HO LOG: A3 Configuration Exists: %d\n", A3_EventList.numelt);
if (A3_EventList.numelt < 1)
return;
measurementConfig->a3_event_list = malloc(sizeof(seq_arr_t));
seq_arr_init(measurementConfig->a3_event_list, sizeof(nr_a3_event_t));
for (int i = 0; i < A3_EventList.numelt; i++) {
nr_a3_event_t *a3_event = (nr_a3_event_t *)calloc(1, sizeof(nr_a3_event_t));
AssertFatal(a3_event != NULL, "out of memory\n");
a3_event->pci = *A3_EventList.paramarray[i][MEASUREMENT_EVENTS_PCI_ID_IDX].i64ptr;
AssertFatal(a3_event->pci >= -1 && a3_event->pci < 1024,
"entry %s.%s must be -1<=PCI<1024, but is %d\n",
measurement_path,
MEASUREMENT_EVENTS_PCI_ID,
a3_event->pci);
a3_event->timeToTrigger = *A3_EventList.paramarray[i][MEASUREMENT_EVENTS_TIMETOTRIGGER_IDX].i64ptr;
a3_event->a3_offset = *A3_EventList.paramarray[i][MEASUREMENT_EVENTS_OFFSET_IDX].i64ptr;
a3_event->hysteresis = *A3_EventList.paramarray[i][MEASUREMENT_EVENTS_HYSTERESIS_IDX].i64ptr;
if (a3_event->pci == -1)
measurementConfig->is_default_a3_configuration_exists = true;
seq_arr_push_back(measurementConfig->a3_event_list, a3_event, sizeof(nr_a3_event_t));
}
}
/**
* @brief Allocates and initializes RRC instances
* Currently assuming 1 instance
*/
gNB_RRC_INST *RCconfig_NRRRC()
{
// Allocate memory for 1 RRC instance
gNB_RRC_INST *rrc = calloc(1, sizeof(*rrc));
int num_gnbs = 0;
char aprefix[MAX_OPTNAME_SIZE*2 + 8];
int32_t gnb_id = 0;
int k = 0;
int i = 0;
paramdef_t GNBSParams[] = GNBSPARAMS_DESC;
////////// Identification parameters
paramdef_t GNBParams[] = GNBPARAMS_DESC;
paramlist_def_t GNBParamList = {GNB_CONFIG_STRING_GNB_LIST,NULL,0};
////////// Physical parameters
/* get global parameters, defined outside any section in the config file */
config_get(config_get_if(), GNBSParams, sizeofArray(GNBSParams), NULL);
num_gnbs = GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt;
AssertFatal (i < num_gnbs,"Failed to parse config file no %dth element in %s \n", i, GNB_CONFIG_STRING_ACTIVE_GNBS);
AssertFatal(num_gnbs == 1, "required section \"gNBs\" not in config!\n");
if (num_gnbs > 0) {
// Output a list of all gNBs. ////////// Identification parameters
config_getlist(config_get_if(), &GNBParamList, GNBParams, sizeofArray(GNBParams), NULL);
if (GNBParamList.paramarray[i][GNB_GNB_ID_IDX].uptr == NULL) {
// Calculate a default gNB ID
if (IS_SA_MODE(get_softmodem_params())) {
uint32_t hash;
hash = ngap_generate_gNB_id ();
gnb_id = i + (hash & 0xFFFFFF8);
} else {
gnb_id = i;
}
} else {
gnb_id = *(GNBParamList.paramarray[i][GNB_GNB_ID_IDX].uptr);
}
sprintf(aprefix, "%s.[%i]", GNB_CONFIG_STRING_GNB_LIST, 0);
LOG_D(GNB_APP, "NRRRC %d: Southbound Transport %s\n", i, *(GNBParamList.paramarray[i][GNB_TRANSPORT_S_PREFERENCE_IDX].strptr));
rrc->node_type = get_node_type();
rrc->node_id = gnb_id;
if (NODE_IS_CU(rrc->node_type)) {
paramdef_t SCTPParams[] = GNBSCTPPARAMS_DESC;
char aprefix[MAX_OPTNAME_SIZE*2 + 8];
sprintf(aprefix,"%s.[%d].%s", GNB_CONFIG_STRING_GNB_LIST, i, GNB_CONFIG_STRING_SCTP_CONFIG);
config_get(config_get_if(), SCTPParams, sizeofArray(SCTPParams), aprefix);
LOG_I(GNB_APP,"F1AP: gNB_CU_id[%d] %d\n", k, rrc->node_id);
rrc->node_name = strdup(*(GNBParamList.paramarray[0][GNB_GNB_NAME_IDX].strptr));
LOG_I(GNB_APP,"F1AP: gNB_CU_name[%d] %s\n", k, rrc->node_name);
rrc->eth_params_s.my_addr = strdup(*(GNBParamList.paramarray[i][GNB_LOCAL_S_ADDRESS_IDX].strptr));
rrc->eth_params_s.remote_addr = strdup(*(GNBParamList.paramarray[i][GNB_REMOTE_S_ADDRESS_IDX].strptr));
rrc->eth_params_s.my_portc = *(GNBParamList.paramarray[i][GNB_LOCAL_S_PORTC_IDX].uptr);
rrc->eth_params_s.remote_portc = *(GNBParamList.paramarray[i][GNB_REMOTE_S_PORTC_IDX].uptr);
rrc->eth_params_s.my_portd = *(GNBParamList.paramarray[i][GNB_LOCAL_S_PORTD_IDX].uptr);
rrc->eth_params_s.remote_portd = *(GNBParamList.paramarray[i][GNB_REMOTE_S_PORTD_IDX].uptr);
rrc->eth_params_s.transp_preference = ETH_UDP_MODE;
}
rrc->nr_cellid = (uint64_t)*(GNBParamList.paramarray[i][GNB_NRCELLID_IDX].u64ptr);
if (strcmp(*(GNBParamList.paramarray[i][GNB_TRANSPORT_S_PREFERENCE_IDX].strptr), "local_mac") == 0) {
} else if (strcmp(*(GNBParamList.paramarray[i][GNB_TRANSPORT_S_PREFERENCE_IDX].strptr), "cudu") == 0) {
rrc->eth_params_s.my_addr = strdup(*(GNBParamList.paramarray[i][GNB_LOCAL_S_ADDRESS_IDX].strptr));
rrc->eth_params_s.remote_addr = strdup(*(GNBParamList.paramarray[i][GNB_REMOTE_S_ADDRESS_IDX].strptr));
rrc->eth_params_s.my_portc = *(GNBParamList.paramarray[i][GNB_LOCAL_S_PORTC_IDX].uptr);
rrc->eth_params_s.remote_portc = *(GNBParamList.paramarray[i][GNB_REMOTE_S_PORTC_IDX].uptr);
rrc->eth_params_s.my_portd = *(GNBParamList.paramarray[i][GNB_LOCAL_S_PORTD_IDX].uptr);
rrc->eth_params_s.remote_portd = *(GNBParamList.paramarray[i][GNB_REMOTE_S_PORTD_IDX].uptr);
rrc->eth_params_s.transp_preference = ETH_UDP_MODE;
} else { // other midhaul
}
// search if in active list
gNB_RrcConfigurationReq nrrrc_config = {0};
for (k=0; k <num_gnbs ; k++) {
if (strcmp(GNBSParams[GNB_ACTIVE_GNBS_IDX].strlistptr[k], *(GNBParamList.paramarray[i][GNB_GNB_NAME_IDX].strptr) )== 0) {
char gnbpath[MAX_OPTNAME_SIZE + 8];
sprintf(gnbpath,"%s.[%i]",GNB_CONFIG_STRING_GNB_LIST,k);
fill_neighbour_cell_configuration(k, rrc);
fill_measurement_configuration(k, rrc);
paramdef_t PLMNParams[] = GNBPLMNPARAMS_DESC;
paramlist_def_t PLMNParamList = {GNB_CONFIG_STRING_PLMN_LIST, NULL, 0};
/* map parameter checking array instances to parameter definition array instances */
checkedparam_t config_check_PLMNParams [] = PLMNPARAMS_CHECK;
for (int I = 0; I < sizeofArray(PLMNParams); ++I)
PLMNParams[I].chkPptr = &(config_check_PLMNParams[I]);
nrrrc_config.tac = *GNBParamList.paramarray[i][GNB_TRACKING_AREA_CODE_IDX].uptr;
AssertFatal(!GNBParamList.paramarray[i][GNB_MOBILE_COUNTRY_CODE_IDX_OLD].strptr
&& !GNBParamList.paramarray[i][GNB_MOBILE_NETWORK_CODE_IDX_OLD].strptr,
"It seems that you use an old configuration file. Please change the existing\n"
" tracking_area_code = \"1\";\n"
" mobile_country_code = \"208\";\n"
" mobile_network_code = \"93\";\n"
"to\n"
" tracking_area_code = 1; // no string!!\n"
" plmn_list = ( { mcc = 208; mnc = 93; mnc_length = 2; } )\n");
config_getlist(config_get_if(), &PLMNParamList, PLMNParams, sizeofArray(PLMNParams), gnbpath);
if (PLMNParamList.numelt < 1 || PLMNParamList.numelt > 6)
AssertFatal(0, "The number of PLMN IDs must be in [1,6], but is %d\n",
PLMNParamList.numelt);
nrrrc_config.num_plmn = PLMNParamList.numelt;
for (int l = 0; l < PLMNParamList.numelt; ++l) {
nrrrc_config.mcc[l] = *PLMNParamList.paramarray[l][GNB_MOBILE_COUNTRY_CODE_IDX].uptr;
nrrrc_config.mnc[l] = *PLMNParamList.paramarray[l][GNB_MOBILE_NETWORK_CODE_IDX].uptr;
nrrrc_config.mnc_digit_length[l] = *PLMNParamList.paramarray[l][GNB_MNC_DIGIT_LENGTH].u8ptr;
AssertFatal((nrrrc_config.mnc_digit_length[l] == 2) ||
(nrrrc_config.mnc_digit_length[l] == 3),"BAD MNC DIGIT LENGTH %d",
nrrrc_config.mnc_digit_length[l]);
}
nrrrc_config.enable_sdap = *GNBParamList.paramarray[i][GNB_ENABLE_SDAP_IDX].iptr;
LOG_I(GNB_APP, "SDAP layer is %s\n", nrrrc_config.enable_sdap ? "enabled" : "disabled");
nrrrc_config.drbs = *GNBParamList.paramarray[i][GNB_DRBS].iptr;
nrrrc_config.um_on_default_drb = *(GNBParamList.paramarray[i][GNB_UMONDEFAULTDRB_IDX].uptr);
LOG_I(GNB_APP, "Data Radio Bearer count %d\n", nrrrc_config.drbs);
}//
}//End for (k=0; k <num_gnbs ; k++)
openair_rrc_gNB_configuration(rrc, &nrrrc_config);
}//End if (num_gnbs>0)
config_security(rrc);
return rrc;
}
int RCconfig_NR_NG(MessageDef *msg_p, uint32_t i) {
int j,k = 0;
int gnb_id;
int32_t my_int;
const char* active_gnb[MAX_GNB];
char *address = NULL;
char *cidr = NULL;
// for no gcc warnings
(void) my_int;
memset((char*)active_gnb,0,MAX_GNB* sizeof(char*));
char* gnb_ipv4_address_for_NGU = NULL;
uint32_t gnb_port_for_NGU = 0;
char* gnb_ipv4_address_for_S1U = NULL;
uint32_t gnb_port_for_S1U = 0;
paramdef_t GNBSParams[] = GNBSPARAMS_DESC;
paramdef_t GNBParams[] = GNBPARAMS_DESC;
paramlist_def_t GNBParamList = {GNB_CONFIG_STRING_GNB_LIST,NULL,0};
/* get global parameters, defined outside any section in the config file */
config_get(config_get_if(), GNBSParams, sizeofArray(GNBSParams), NULL);
AssertFatal (i<GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt,
"Failed to parse config file %s, %uth attribute %s \n",
RC.config_file_name, i, GNB_CONFIG_STRING_ACTIVE_GNBS);
if (GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt>0) {
// Output a list of all gNBs.
config_getlist(config_get_if(), &GNBParamList, GNBParams, sizeofArray(GNBParams), NULL);
if (GNBParamList.numelt > 0) {
for (k = 0; k < GNBParamList.numelt; k++) {
if (GNBParamList.paramarray[k][GNB_GNB_ID_IDX].uptr == NULL) {
// Calculate a default gNB ID
if (IS_SA_MODE(get_softmodem_params())) {
uint32_t hash;
hash = ngap_generate_gNB_id ();
gnb_id = k + (hash & 0xFFFFFF8);
} else {
gnb_id = k;
}
} else {
gnb_id = *(GNBParamList.paramarray[k][GNB_GNB_ID_IDX].uptr);
}
// search if in active list
for (j=0; j < GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt; j++) {
if (strcmp(GNBSParams[GNB_ACTIVE_GNBS_IDX].strlistptr[j], *(GNBParamList.paramarray[k][GNB_GNB_NAME_IDX].strptr)) == 0) {
paramdef_t PLMNParams[] = GNBPLMNPARAMS_DESC;
paramlist_def_t PLMNParamList = {GNB_CONFIG_STRING_PLMN_LIST, NULL, 0};
paramdef_t SNSSAIParams[] = GNBSNSSAIPARAMS_DESC;
paramlist_def_t SNSSAIParamList = {GNB_CONFIG_STRING_SNSSAI_LIST, NULL, 0};
/* map parameter checking array instances to parameter definition array instances */
checkedparam_t config_check_PLMNParams [] = PLMNPARAMS_CHECK;
checkedparam_t config_check_SNSSAIParams [] = SNSSAIPARAMS_CHECK;
for (int I = 0; I < sizeofArray(PLMNParams); ++I)
PLMNParams[I].chkPptr = &(config_check_PLMNParams[I]);
for (int J = 0; J < sizeofArray(SNSSAIParams); ++J)
SNSSAIParams[J].chkPptr = &(config_check_SNSSAIParams[J]);
paramdef_t NGParams[] = GNBNGPARAMS_DESC;
paramlist_def_t NGParamList = {GNB_CONFIG_STRING_AMF_IP_ADDRESS,NULL,0};
paramdef_t SCTPParams[] = GNBSCTPPARAMS_DESC;
paramdef_t NETParams[] = GNBNETPARAMS_DESC;
char aprefix[MAX_OPTNAME_SIZE*2 + 8];
sprintf(aprefix, "%s.[%i]", GNB_CONFIG_STRING_GNB_LIST, k);
NGAP_REGISTER_GNB_REQ (msg_p).gNB_id = gnb_id;
if (strcmp(*(GNBParamList.paramarray[k][GNB_CELL_TYPE_IDX].strptr), "CELL_MACRO_GNB") == 0) {
NGAP_REGISTER_GNB_REQ (msg_p).cell_type = CELL_MACRO_GNB;
} else if (strcmp(*(GNBParamList.paramarray[k][GNB_CELL_TYPE_IDX].strptr), "CELL_HOME_GNB") == 0) {
NGAP_REGISTER_GNB_REQ (msg_p).cell_type = CELL_HOME_ENB;
} else {
AssertFatal (0,
"Failed to parse gNB configuration file %s, gnb %u unknown value \"%s\" for cell_type choice: CELL_MACRO_GNB or CELL_HOME_GNB !\n",
RC.config_file_name, i, *(GNBParamList.paramarray[k][GNB_CELL_TYPE_IDX].strptr));
}
NGAP_REGISTER_GNB_REQ (msg_p).gNB_name = strdup(*(GNBParamList.paramarray[k][GNB_GNB_NAME_IDX].strptr));
NGAP_REGISTER_GNB_REQ (msg_p).tac = *GNBParamList.paramarray[k][GNB_TRACKING_AREA_CODE_IDX].uptr;
AssertFatal(!GNBParamList.paramarray[k][GNB_MOBILE_COUNTRY_CODE_IDX_OLD].strptr
&& !GNBParamList.paramarray[k][GNB_MOBILE_NETWORK_CODE_IDX_OLD].strptr,
"It seems that you use an old configuration file. Please change the existing\n"
" tracking_area_code = \"1\";\n"
" mobile_country_code = \"208\";\n"
" mobile_network_code = \"93\";\n"
"to\n"
" tracking_area_code = 1; // no string!!\n"
" plmn_list = ( { mcc = 208; mnc = 93; mnc_length = 2; } )\n");
config_getlist(config_get_if(), &PLMNParamList, PLMNParams, sizeofArray(PLMNParams), aprefix);
if (PLMNParamList.numelt < 1 || PLMNParamList.numelt > 6)
AssertFatal(0, "The number of PLMN IDs must be in [1,6], but is %d\n",
PLMNParamList.numelt);
NGAP_REGISTER_GNB_REQ(msg_p).num_plmn = PLMNParamList.numelt;
for (int l = 0; l < PLMNParamList.numelt; ++l) {
char snssaistr[MAX_OPTNAME_SIZE*2 + 8];
sprintf(snssaistr, "%s.[%i].%s.[%i]", GNB_CONFIG_STRING_GNB_LIST, k, GNB_CONFIG_STRING_PLMN_LIST, l);
config_getlist(config_get_if(), &SNSSAIParamList, SNSSAIParams, sizeofArray(SNSSAIParams), snssaistr);
NGAP_REGISTER_GNB_REQ(msg_p).plmn[l].mcc = *PLMNParamList.paramarray[l][GNB_MOBILE_COUNTRY_CODE_IDX].uptr;
NGAP_REGISTER_GNB_REQ(msg_p).plmn[l].mnc = *PLMNParamList.paramarray[l][GNB_MOBILE_NETWORK_CODE_IDX].uptr;
NGAP_REGISTER_GNB_REQ(msg_p).plmn[l].mnc_digit_length = *PLMNParamList.paramarray[l][GNB_MNC_DIGIT_LENGTH].u8ptr;
NGAP_REGISTER_GNB_REQ (msg_p).default_drx = 0;
AssertFatal((NGAP_REGISTER_GNB_REQ(msg_p).plmn[l].mnc_digit_length == 2)
|| (NGAP_REGISTER_GNB_REQ(msg_p).plmn[l].mnc_digit_length == 3),
"BAD MNC DIGIT LENGTH %d",
NGAP_REGISTER_GNB_REQ(msg_p).plmn[l].mnc_digit_length);
NGAP_REGISTER_GNB_REQ(msg_p).plmn[l].num_nssai = SNSSAIParamList.numelt;
for (int s = 0; s < SNSSAIParamList.numelt; ++s) {
NGAP_REGISTER_GNB_REQ(msg_p).plmn[l].s_nssai[s].sst =
*SNSSAIParamList.paramarray[s][GNB_SLICE_SERVICE_TYPE_IDX].uptr;
// SD is optional
// 0xffffff is "no SD", see 23.003 Sec 28.4.2
NGAP_REGISTER_GNB_REQ(msg_p).plmn[l].s_nssai[s].sd =
(*SNSSAIParamList.paramarray[s][GNB_SLICE_DIFFERENTIATOR_IDX].uptr & 0xffffff);
}
}
sprintf(aprefix,"%s.[%i]",GNB_CONFIG_STRING_GNB_LIST,k);
config_getlist(config_get_if(), &NGParamList, NGParams, sizeofArray(NGParams), aprefix);
NGAP_REGISTER_GNB_REQ (msg_p).nb_amf = 0;
for (int l = 0; l < NGParamList.numelt; l++) {
NGAP_REGISTER_GNB_REQ (msg_p).nb_amf += 1;
strcpy(NGAP_REGISTER_GNB_REQ (msg_p).amf_ip_address[l].ipv4_address,*(NGParamList.paramarray[l][GNB_AMF_IPV4_ADDRESS_IDX].strptr));
NGAP_REGISTER_GNB_REQ (msg_p).amf_ip_address[j].ipv4 = 1;
NGAP_REGISTER_GNB_REQ (msg_p).amf_ip_address[j].ipv6 = 0;
/* not in configuration yet ...
if (NGParamList.paramarray[l][GNB_AMF_BROADCAST_PLMN_INDEX].iptr)
NGAP_REGISTER_GNB_REQ(msg_p).broadcast_plmn_num[l] = NGParamList.paramarray[l][GNB_AMF_BROADCAST_PLMN_INDEX].numelt;
else
NGAP_REGISTER_GNB_REQ(msg_p).broadcast_plmn_num[l] = 0;
AssertFatal(NGAP_REGISTER_GNB_REQ(msg_p).broadcast_plmn_num[l] <= NGAP_REGISTER_GNB_REQ(msg_p).num_plmn,
"List of broadcast PLMN to be sent to AMF can not be longer than actual "
"PLMN list (max %d, but is %d)\n",
NGAP_REGISTER_GNB_REQ(msg_p).num_plmn,
NGAP_REGISTER_GNB_REQ(msg_p).broadcast_plmn_num[l]);
for (int el = 0; el < NGAP_REGISTER_GNB_REQ(msg_p).broadcast_plmn_num[l]; ++el) {
// UINTARRAY gets mapped to int, see config_libconfig.c:223
NGAP_REGISTER_GNB_REQ(msg_p).broadcast_plmn_index[l][el] = NGParamList.paramarray[l][GNB_AMF_BROADCAST_PLMN_INDEX].iptr[el];
AssertFatal(NGAP_REGISTER_GNB_REQ(msg_p).broadcast_plmn_index[l][el] >= 0
&& NGAP_REGISTER_GNB_REQ(msg_p).broadcast_plmn_index[l][el] < NGAP_REGISTER_GNB_REQ(msg_p).num_plmn,
"index for AMF's MCC/MNC (%d) is an invalid index for the registered PLMN IDs (%d)\n",
NGAP_REGISTER_GNB_REQ(msg_p).broadcast_plmn_index[l][el],
NGAP_REGISTER_GNB_REQ(msg_p).num_plmn);
}
*/
/* if no broadcasst_plmn array is defined, fill default values */
if (NGAP_REGISTER_GNB_REQ(msg_p).broadcast_plmn_num[l] == 0) {
NGAP_REGISTER_GNB_REQ(msg_p).broadcast_plmn_num[l] = NGAP_REGISTER_GNB_REQ(msg_p).num_plmn;
for (int el = 0; el < NGAP_REGISTER_GNB_REQ(msg_p).num_plmn; ++el)
NGAP_REGISTER_GNB_REQ(msg_p).broadcast_plmn_index[l][el] = el;
}
}
// SCTP SETTING
NGAP_REGISTER_GNB_REQ (msg_p).sctp_out_streams = SCTP_OUT_STREAMS;
NGAP_REGISTER_GNB_REQ (msg_p).sctp_in_streams = SCTP_IN_STREAMS;
if (IS_SA_MODE(get_softmodem_params())) {
sprintf(aprefix,"%s.[%i].%s",GNB_CONFIG_STRING_GNB_LIST,k,GNB_CONFIG_STRING_SCTP_CONFIG);
config_get(config_get_if(), SCTPParams, sizeofArray(SCTPParams), aprefix);
NGAP_REGISTER_GNB_REQ (msg_p).sctp_in_streams = (uint16_t)*(SCTPParams[GNB_SCTP_INSTREAMS_IDX].uptr);
NGAP_REGISTER_GNB_REQ (msg_p).sctp_out_streams = (uint16_t)*(SCTPParams[GNB_SCTP_OUTSTREAMS_IDX].uptr);
}
sprintf(aprefix,"%s.[%i].%s",GNB_CONFIG_STRING_GNB_LIST,k,GNB_CONFIG_STRING_NETWORK_INTERFACES_CONFIG);
// NETWORK_INTERFACES
config_get(config_get_if(), NETParams, sizeofArray(NETParams), aprefix);
// NGAP_REGISTER_GNB_REQ (msg_p).enb_interface_name_for_NGU = strdup(enb_interface_name_for_NGU);
cidr = *(NETParams[GNB_IPV4_ADDRESS_FOR_NG_AMF_IDX].strptr);
char *save = NULL;
address = strtok_r(cidr, "/", &save);
NGAP_REGISTER_GNB_REQ (msg_p).gnb_ip_address.ipv6 = 0;
NGAP_REGISTER_GNB_REQ (msg_p).gnb_ip_address.ipv4 = 1;
strcpy(NGAP_REGISTER_GNB_REQ (msg_p).gnb_ip_address.ipv4_address, address);
break;
}
}
}
}
}
return 0;
}
static pthread_mutex_t rc_mutex = PTHREAD_MUTEX_INITIALIZER;
static bool rc_done = false;
/**
* @brief This function is initializing the RAN context
* the its various layer instances
*/
void NRRCConfig(void)
{
// Call NRRCConfig only once
pthread_mutex_lock(&rc_mutex);
if (rc_done) {
LOG_E(GNB_APP, "RAN Context has been already initialized\n");
pthread_mutex_unlock(&rc_mutex);
return;
}
memset((void *)&RC, 0, sizeof(RC));
paramdef_t GNBSParams[] = GNBSPARAMS_DESC;
config_get(config_get_if(), GNBSParams, sizeofArray(GNBSParams), NULL);
// Set num of gNBs instances
RC.nb_nr_inst = GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt;
AssertFatal(RC.nb_nr_inst == NUMBER_OF_gNB_MAX,
"Configuration error: RC.nb_nr_inst (%d) must equal NUMBER_OF_gNB_MAX (%d).\n"
"Currently, only one instance of each layer (L1, L2, L3) is supported.\n"
"Ensure that nb_nr_inst matches the maximum allowed gNB instances in this configuration.",
RC.nb_nr_inst, NUMBER_OF_gNB_MAX);
// Set num MACRLC instances
paramlist_def_t MACRLCParamList = {CONFIG_STRING_MACRLC_LIST, NULL, 0};
config_getlist(config_get_if(), &MACRLCParamList, NULL, 0, NULL);
RC.nb_nr_macrlc_inst = MACRLCParamList.numelt;
// Set num L1 instances
paramlist_def_t L1ParamList = {CONFIG_STRING_L1_LIST, NULL, 0};
config_getlist(config_get_if(), &L1ParamList, NULL, 0, NULL);
RC.nb_nr_L1_inst = L1ParamList.numelt;
// Set num RU instances
paramlist_def_t RUParamList = {CONFIG_STRING_RU_LIST, NULL, 0};
config_getlist(config_get_if(), &RUParamList, NULL, 0, NULL);
RC.nb_RU = RUParamList.numelt;
// Set num component carriers
RC.nb_nr_CC = calloc_or_fail(1, sizeof(*RC.nb_nr_CC));
*RC.nb_nr_CC = RC.nb_nr_L1_inst;
AssertFatal(*RC.nb_nr_CC <= MAX_NUM_CCs, "Configured number of CCs (%d) not supported\n", *RC.nb_nr_CC);
LOG_I(GNB_APP,
"Initialized RAN Context: RC.nb_nr_inst = %d, RC.nb_nr_macrlc_inst = %d, RC.nb_nr_L1_inst = %d, RC.nb_RU = %d, "
"RC.nb_nr_CC[0] = %d\n",
RC.nb_nr_inst,
RC.nb_nr_macrlc_inst,
RC.nb_nr_L1_inst,
RC.nb_RU,
*RC.nb_nr_CC);
rc_done = true;
pthread_mutex_unlock(&rc_mutex);
}
int RCconfig_NR_X2(MessageDef *msg_p, uint32_t i) {
int J, l;
char *address = NULL;
char *cidr = NULL;
//int num_gnbs = 0;
//int num_component_carriers = 0;
int j,k = 0;
int32_t gnb_id = 0;
paramdef_t GNBSParams[] = GNBSPARAMS_DESC;
////////// Identification parameters
paramdef_t GNBParams[] = GNBPARAMS_DESC;
paramlist_def_t GNBParamList = {GNB_CONFIG_STRING_GNB_LIST,NULL,0};
/* get global parameters, defined outside any section in the config file */
config_get(config_get_if(), GNBSParams, sizeofArray(GNBSParams), NULL);
NR_ServingCellConfigCommon_t *scc = calloc_or_fail(1, sizeof(*scc));
uint64_t ssb_bitmap=0xff;
memset((void*)scc,0,sizeof(NR_ServingCellConfigCommon_t));
prepare_scc(scc);
paramdef_t SCCsParams[] = SCCPARAMS_DESC(scc);
paramlist_def_t SCCsParamList = {GNB_CONFIG_STRING_SERVINGCELLCONFIGCOMMON, NULL, 0};
AssertFatal(i < GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt,
"Failed to parse config file %s, %uth attribute %s \n",
RC.config_file_name, i, GNB_CONFIG_STRING_ACTIVE_GNBS);
if (GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt > 0) {
// Output a list of all gNBs.
config_getlist(config_get_if(), &GNBParamList, GNBParams, sizeofArray(GNBParams), NULL);
if (GNBParamList.numelt > 0) {
for (k = 0; k < GNBParamList.numelt; k++) {
if (GNBParamList.paramarray[k][GNB_GNB_ID_IDX].uptr == NULL) {
// Calculate a default eNB ID
if (IS_SA_MODE(get_softmodem_params())) {
uint32_t hash;
hash = ngap_generate_gNB_id ();
gnb_id = k + (hash & 0xFFFFFF8);
} else {
gnb_id = k;
}
} else {
gnb_id = *(GNBParamList.paramarray[k][GNB_GNB_ID_IDX].uptr);
}
// search if in active list
for (j = 0; j < GNBSParams[GNB_ACTIVE_GNBS_IDX].numelt; j++) {
if (strcmp(GNBSParams[GNB_ACTIVE_GNBS_IDX].strlistptr[j], *(GNBParamList.paramarray[k][GNB_GNB_NAME_IDX].strptr)) == 0) {
paramdef_t PLMNParams[] = GNBPLMNPARAMS_DESC;
paramlist_def_t PLMNParamList = {GNB_CONFIG_STRING_PLMN_LIST, NULL, 0};
/* map parameter checking array instances to parameter definition array instances */
checkedparam_t config_check_PLMNParams [] = PLMNPARAMS_CHECK;
for (int I = 0; I < sizeofArray(PLMNParams); ++I)
PLMNParams[I].chkPptr = &(config_check_PLMNParams[I]);
paramdef_t X2Params[] = X2PARAMS_DESC;
paramlist_def_t X2ParamList = {ENB_CONFIG_STRING_TARGET_ENB_X2_IP_ADDRESS,NULL,0};
paramdef_t SCTPParams[] = GNBSCTPPARAMS_DESC;
char* gnb_ipv4_address_for_NGU = NULL;
uint32_t gnb_port_for_NGU = 0;
char* gnb_ipv4_address_for_S1U = NULL;
uint32_t gnb_port_for_S1U = 0;
paramdef_t NETParams[] = GNBNETPARAMS_DESC;
/* TODO: fix the size - if set lower we have a crash (MAX_OPTNAME_SIZE was 64 when this code was written) */
/* this is most probably a problem with the config module */
char aprefix[MAX_OPTNAME_SIZE*80 + 8];
sprintf(aprefix,"%s.[%i]",GNB_CONFIG_STRING_GNB_LIST,k);
/* Some default/random parameters */
X2AP_REGISTER_ENB_REQ (msg_p).eNB_id = gnb_id;
if (strcmp(*(GNBParamList.paramarray[k][GNB_CELL_TYPE_IDX].strptr), "CELL_MACRO_GNB") == 0) {
X2AP_REGISTER_ENB_REQ (msg_p).cell_type = CELL_MACRO_GNB;
}else {
AssertFatal (0,
"Failed to parse eNB configuration file %s, enb %u unknown value \"%s\" for cell_type choice: CELL_MACRO_ENB or CELL_HOME_ENB !\n",
RC.config_file_name, i, *(GNBParamList.paramarray[k][GNB_CELL_TYPE_IDX].strptr));
}
X2AP_REGISTER_ENB_REQ (msg_p).eNB_name = strdup(*(GNBParamList.paramarray[k][GNB_GNB_NAME_IDX].strptr));
X2AP_REGISTER_ENB_REQ (msg_p).tac = *GNBParamList.paramarray[k][GNB_TRACKING_AREA_CODE_IDX].uptr;
config_getlist(config_get_if(), &PLMNParamList, PLMNParams, sizeofArray(PLMNParams), aprefix);
if (PLMNParamList.numelt < 1 || PLMNParamList.numelt > 6)
AssertFatal(0, "The number of PLMN IDs must be in [1,6], but is %d\n",
PLMNParamList.numelt);
if (PLMNParamList.numelt > 1)
LOG_W(X2AP, "X2AP currently handles only one PLMN, ignoring the others!\n");
X2AP_REGISTER_ENB_REQ (msg_p).mcc = *PLMNParamList.paramarray[0][GNB_MOBILE_COUNTRY_CODE_IDX].uptr;
X2AP_REGISTER_ENB_REQ (msg_p).mnc = *PLMNParamList.paramarray[0][GNB_MOBILE_NETWORK_CODE_IDX].uptr;
X2AP_REGISTER_ENB_REQ (msg_p).mnc_digit_length = *PLMNParamList.paramarray[0][GNB_MNC_DIGIT_LENGTH].u8ptr;
AssertFatal(X2AP_REGISTER_ENB_REQ(msg_p).mnc_digit_length == 3
|| X2AP_REGISTER_ENB_REQ(msg_p).mnc < 100,
"MNC %d cannot be encoded in two digits as requested (change mnc_digit_length to 3)\n",
X2AP_REGISTER_ENB_REQ(msg_p).mnc);
sprintf(aprefix, "%s.[%i]", GNB_CONFIG_STRING_GNB_LIST, 0);
config_getlist(config_get_if(), &SCCsParamList, NULL, 0, aprefix);
if (SCCsParamList.numelt > 0) {
sprintf(aprefix, "%s.[%i].%s.[%i]", GNB_CONFIG_STRING_GNB_LIST,0,GNB_CONFIG_STRING_SERVINGCELLCONFIGCOMMON, 0);
config_get(config_get_if(), SCCsParams, sizeofArray(SCCsParams), aprefix);
fix_scc(scc,ssb_bitmap);
}
X2AP_REGISTER_ENB_REQ (msg_p).num_cc = SCCsParamList.numelt;
for (J = 0; J < SCCsParamList.numelt ; J++) {
struct NR_FrequencyInfoDL *frequencyInfoDL = scc->downlinkConfigCommon->frequencyInfoDL;
X2AP_REGISTER_ENB_REQ(msg_p).nr_band[J] = *frequencyInfoDL->frequencyBandList.list.array[0]; // nr_band; //78
X2AP_REGISTER_ENB_REQ(msg_p).nrARFCN[J] = frequencyInfoDL->absoluteFrequencyPointA;
X2AP_REGISTER_ENB_REQ (msg_p).uplink_frequency_offset[J] = scc->uplinkConfigCommon->frequencyInfoUL->scs_SpecificCarrierList.list.array[0]->offsetToCarrier; //0
X2AP_REGISTER_ENB_REQ (msg_p).Nid_cell[J]= *scc->physCellId; //0
X2AP_REGISTER_ENB_REQ(msg_p).N_RB_DL[J] =
frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->carrierBandwidth; // 106
X2AP_REGISTER_ENB_REQ (msg_p).frame_type[J] = TDD;
LOG_I(X2AP, "gNB configuration parameters: nr_band: %d, nr_ARFCN: %d, DL_RBs: %d, num_cc: %d \n",
X2AP_REGISTER_ENB_REQ (msg_p).nr_band[J],
X2AP_REGISTER_ENB_REQ (msg_p).nrARFCN[J],
X2AP_REGISTER_ENB_REQ (msg_p).N_RB_DL[J],
X2AP_REGISTER_ENB_REQ (msg_p).num_cc);
}
sprintf(aprefix,"%s.[%i]",GNB_CONFIG_STRING_GNB_LIST,k);
config_getlist(config_get_if(), &X2ParamList, X2Params, sizeofArray(X2Params), aprefix);
AssertFatal(X2ParamList.numelt <= X2AP_MAX_NB_ENB_IP_ADDRESS,
"value of X2ParamList.numelt %d must be lower than X2AP_MAX_NB_ENB_IP_ADDRESS %d value: reconsider to increase X2AP_MAX_NB_ENB_IP_ADDRESS\n",
X2ParamList.numelt,X2AP_MAX_NB_ENB_IP_ADDRESS);
X2AP_REGISTER_ENB_REQ (msg_p).nb_x2 = 0;
for (l = 0; l < X2ParamList.numelt; l++) {
X2AP_REGISTER_ENB_REQ (msg_p).nb_x2 += 1;
strcpy(X2AP_REGISTER_ENB_REQ (msg_p).target_enb_x2_ip_address[l].ipv4_address,*(X2ParamList.paramarray[l][ENB_X2_IPV4_ADDRESS_IDX].strptr));
X2AP_REGISTER_ENB_REQ (msg_p).target_enb_x2_ip_address[l].ipv4 = 1;
X2AP_REGISTER_ENB_REQ (msg_p).target_enb_x2_ip_address[l].ipv6 = 0;
}
// timers
{
int t_reloc_prep = 0;
int tx2_reloc_overall = 0;
int t_dc_prep = 0;
int t_dc_overall = 0;
paramdef_t p[] = {
{ "t_reloc_prep", "t_reloc_prep", 0, .iptr=&t_reloc_prep, .defintval=0, TYPE_INT, 0 },
{ "tx2_reloc_overall", "tx2_reloc_overall", 0, .iptr=&tx2_reloc_overall, .defintval=0, TYPE_INT, 0 },
{ "t_dc_prep", "t_dc_prep", 0, .iptr=&t_dc_prep, .defintval=0, TYPE_INT, 0 },
{ "t_dc_overall", "t_dc_overall", 0, .iptr=&t_dc_overall, .defintval=0, TYPE_INT, 0 }
};
config_get(config_get_if(), p, sizeofArray(p), aprefix);
if (t_reloc_prep <= 0 || t_reloc_prep > 10000 ||
tx2_reloc_overall <= 0 || tx2_reloc_overall > 20000 ||
t_dc_prep <= 0 || t_dc_prep > 10000 ||
t_dc_overall <= 0 || t_dc_overall > 20000) {
LOG_E(X2AP, "timers in configuration file have wrong values. We must have [0 < t_reloc_prep <= 10000] and [0 < tx2_reloc_overall <= 20000] and [0 < t_dc_prep <= 10000] and [0 < t_dc_overall <= 20000]\n");
exit(1);
}
X2AP_REGISTER_ENB_REQ (msg_p).t_reloc_prep = t_reloc_prep;
X2AP_REGISTER_ENB_REQ (msg_p).tx2_reloc_overall = tx2_reloc_overall;
X2AP_REGISTER_ENB_REQ (msg_p).t_dc_prep = t_dc_prep;
X2AP_REGISTER_ENB_REQ (msg_p).t_dc_overall = t_dc_overall;
}
// SCTP SETTING
X2AP_REGISTER_ENB_REQ (msg_p).sctp_out_streams = SCTP_OUT_STREAMS;
X2AP_REGISTER_ENB_REQ (msg_p).sctp_in_streams = SCTP_IN_STREAMS;
if (IS_SA_MODE(get_softmodem_params())) {
sprintf(aprefix,"%s.[%i].%s",GNB_CONFIG_STRING_GNB_LIST,k,GNB_CONFIG_STRING_SCTP_CONFIG);
config_get(config_get_if(), SCTPParams, sizeofArray(SCTPParams), aprefix);
X2AP_REGISTER_ENB_REQ (msg_p).sctp_in_streams = (uint16_t)*(SCTPParams[GNB_SCTP_INSTREAMS_IDX].uptr);
X2AP_REGISTER_ENB_REQ (msg_p).sctp_out_streams = (uint16_t)*(SCTPParams[GNB_SCTP_OUTSTREAMS_IDX].uptr);
}
sprintf(aprefix,"%s.[%i].%s",GNB_CONFIG_STRING_GNB_LIST,k,GNB_CONFIG_STRING_NETWORK_INTERFACES_CONFIG);
// NETWORK_INTERFACES
config_get(config_get_if(), NETParams, sizeofArray(NETParams), aprefix);
X2AP_REGISTER_ENB_REQ (msg_p).enb_port_for_X2C = (uint32_t)*(NETParams[GNB_PORT_FOR_X2C_IDX].uptr);
//temp out
if ((NETParams[GNB_IPV4_ADDR_FOR_X2C_IDX].strptr == NULL) || (X2AP_REGISTER_ENB_REQ (msg_p).enb_port_for_X2C == 0)) {
LOG_E(RRC,"Add eNB IPv4 address and/or port for X2C in the CONF file!\n");
exit(1);
}
cidr = *(NETParams[ENB_IPV4_ADDR_FOR_X2C_IDX].strptr);
char *save = NULL;
address = strtok_r(cidr, "/", &save);
X2AP_REGISTER_ENB_REQ (msg_p).enb_x2_ip_address.ipv6 = 0;
X2AP_REGISTER_ENB_REQ (msg_p).enb_x2_ip_address.ipv4 = 1;
strcpy(X2AP_REGISTER_ENB_REQ (msg_p).enb_x2_ip_address.ipv4_address, address);
}
}
}
}
}
return 0;
}
void wait_f1_setup_response(void)
{
gNB_MAC_INST *mac = RC.nrmac[0];
NR_SCHED_LOCK(&mac->sched_lock);
if (mac->f1_config.setup_resp != NULL) {
NR_SCHED_UNLOCK(&mac->sched_lock);
return;
}
LOG_W(GNB_APP, "waiting for F1 Setup Response before activating radio\n");
/* for the moment, we keep it simple and just sleep to periodically check.
* The actual check is protected by a mutex */
while (mac->f1_config.setup_resp == NULL) {
NR_SCHED_UNLOCK(&mac->sched_lock);
sleep(1);
NR_SCHED_LOCK(&mac->sched_lock);
}
NR_SCHED_UNLOCK(&mac->sched_lock);
}
static bool check_plmn_identity(const f1ap_plmn_t *check_plmn, const f1ap_plmn_t *plmn)
{
return plmn->mcc == check_plmn->mcc && plmn->mnc_digit_length == check_plmn->mnc_digit_length && plmn->mnc == check_plmn->mnc;
}
int gNB_app_handle_f1ap_gnb_cu_configuration_update(f1ap_gnb_cu_configuration_update_t *gnb_cu_cfg_update) {
int i, j, ret=0;
LOG_I(GNB_APP, "cells_to_activate %d, RRC instances %d\n",
gnb_cu_cfg_update->num_cells_to_activate, RC.nb_nr_inst);
AssertFatal(gnb_cu_cfg_update->num_cells_to_activate == 1, "only one cell supported at the moment\n");
gNB_MAC_INST *mac = RC.nrmac[0];
NR_SCHED_LOCK(&mac->sched_lock);
for (j = 0; j < gnb_cu_cfg_update->num_cells_to_activate; j++) {
for (i = 0; i < RC.nb_nr_inst; i++) {
f1ap_setup_req_t *setup_req = RC.nrmac[i]->f1_config.setup_req;
// identify local index of cell j by nr_cellid, plmn identity and physical cell ID
if (setup_req->cell[0].info.nr_cellid == gnb_cu_cfg_update->cells_to_activate[j].nr_cellid
&& check_plmn_identity(&setup_req->cell[0].info.plmn, &gnb_cu_cfg_update->cells_to_activate[j].plmn) > 0
&& setup_req->cell[0].info.nr_pci == gnb_cu_cfg_update->cells_to_activate[j].nrpci) {
// copy system information and decode it
AssertFatal(gnb_cu_cfg_update->cells_to_activate[j].num_SI == 0,
"gNB-CU Configuration Update: handling of additional SIs not implemend\n");
ret++;
mac->f1_config.setup_resp = malloc(sizeof(*mac->f1_config.setup_resp));
AssertFatal(mac->f1_config.setup_resp != NULL, "out of memory\n");
mac->f1_config.setup_resp->num_cells_to_activate = gnb_cu_cfg_update->num_cells_to_activate;
mac->f1_config.setup_resp->cells_to_activate[0] = gnb_cu_cfg_update->cells_to_activate[0];
} else {
LOG_E(GNB_APP, "GNB_CU_CONFIGURATION_UPDATE not matching\n");
}
}
}
NR_SCHED_UNLOCK(&mac->sched_lock);
/* Free F1AP struct after use */
free_f1ap_cu_configuration_update(gnb_cu_cfg_update);
MessageDef *msg_ack_p = NULL;
if (ret > 0) {
// generate gNB_CU_CONFIGURATION_UPDATE_ACKNOWLEDGE
msg_ack_p = itti_alloc_new_message (TASK_GNB_APP, 0, F1AP_GNB_CU_CONFIGURATION_UPDATE_ACKNOWLEDGE);
F1AP_GNB_CU_CONFIGURATION_UPDATE_ACKNOWLEDGE(msg_ack_p).num_cells_failed_to_be_activated = 0;
F1AP_GNB_CU_CONFIGURATION_UPDATE_ACKNOWLEDGE(msg_ack_p).have_criticality = 0;
F1AP_GNB_CU_CONFIGURATION_UPDATE_ACKNOWLEDGE(msg_ack_p).noofTNLAssociations_to_setup =0;
F1AP_GNB_CU_CONFIGURATION_UPDATE_ACKNOWLEDGE(msg_ack_p).noofTNLAssociations_failed = 0;
F1AP_GNB_CU_CONFIGURATION_UPDATE_ACKNOWLEDGE(msg_ack_p).noofDedicatedSIDeliveryNeededUEs = 0;
F1AP_GNB_CU_CONFIGURATION_UPDATE_ACKNOWLEDGE(msg_ack_p).transaction_id = F1AP_get_next_transaction_identifier(0, 0);
itti_send_msg_to_task (TASK_DU_F1, INSTANCE_DEFAULT, msg_ack_p);
}
else {
// generate gNB_CU_CONFIGURATION_UPDATE_FAILURE
msg_ack_p = itti_alloc_new_message (TASK_GNB_APP, 0, F1AP_GNB_CU_CONFIGURATION_UPDATE_FAILURE);
F1AP_GNB_CU_CONFIGURATION_UPDATE_FAILURE(msg_ack_p).cause = F1AP_CauseRadioNetwork_cell_not_available;
itti_send_msg_to_task (TASK_DU_F1, INSTANCE_DEFAULT, msg_ack_p);
}
return(ret);
}
ngran_node_t get_node_type(void)
{
paramdef_t MacRLC_Params[] = MACRLCPARAMS_DESC;
paramlist_def_t MacRLC_ParamList = {CONFIG_STRING_MACRLC_LIST,NULL,0};
paramdef_t GNBParams[] = GNBPARAMS_DESC;
paramlist_def_t GNBParamList = {GNB_CONFIG_STRING_GNB_LIST,NULL,0};
paramdef_t GNBE1Params[] = GNBE1PARAMS_DESC;
paramlist_def_t GNBE1ParamList = {GNB_CONFIG_STRING_E1_PARAMETERS, NULL, 0};
config_getlist(config_get_if(), &GNBParamList, GNBParams, sizeofArray(GNBParams), NULL);
if (GNBParamList.numelt == 0) // We have no valid configuration, let's return a default
return ngran_gNB;
config_getlist(config_get_if(), &MacRLC_ParamList, MacRLC_Params, sizeofArray(MacRLC_Params), NULL);
char aprefix[MAX_OPTNAME_SIZE*2 + 8];
sprintf(aprefix, "%s.[%i]", GNB_CONFIG_STRING_GNB_LIST, 0);
config_getlist(config_get_if(), &GNBE1ParamList, GNBE1Params, sizeofArray(GNBE1Params), aprefix);
for (int j = 0; j < MacRLC_ParamList.numelt; j++) {
if (strcmp(*(MacRLC_ParamList.paramarray[j][MACRLC_TRANSPORT_N_PREFERENCE_IDX].strptr), "f1") == 0) {
return ngran_gNB_DU; // MACRLCs present in config: it must be a DU
}
}
if (strcmp(*(GNBParamList.paramarray[0][GNB_TRANSPORT_S_PREFERENCE_IDX].strptr), "f1") == 0) {
if ( GNBE1ParamList.paramarray == NULL || GNBE1ParamList.numelt == 0 )
return ngran_gNB_CU;
else if (strcmp(*(GNBE1ParamList.paramarray[0][GNB_CONFIG_E1_CU_TYPE_IDX].strptr), "cp") == 0)
return ngran_gNB_CUCP;
else if (strcmp(*(GNBE1ParamList.paramarray[0][GNB_CONFIG_E1_CU_TYPE_IDX].strptr), "up") == 0)
return ngran_gNB_CUUP;
else
return ngran_gNB_CU;
} else {
return ngran_gNB;
}
}
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