-- 3GPP TS 38.331 V15.0.0 (2017-12)

NR-InterNodeDefinitions DEFINITIONS AUTOMATIC TAGS ::=

BEGIN

IMPORTS
	RRCReconfiguration,
	UE-CapabilityRAT-ContainerList
FROM NR-RRC-Definitions;

-- TAG-HANDOVER-COMMAND-START

HandoverCommand ::=					SEQUENCE {
	criticalExtensions					CHOICE {
		c1									CHOICE{
			handoverCommand-r15					HandoverCommand-r15-IEs,
			spare3 NULL, spare2 NULL, spare1 NULL
		},
		criticalExtensionsFuture			SEQUENCE {}
	}
}

HandoverCommand-r15-IEs ::=				SEQUENCE {
	handoverCommandMessage				OCTET STRING (CONTAINING RRCReconfiguration),
	nonCriticalExtension				SEQUENCE {}							OPTIONAL
}

-- TAG-HANDOVER-COMMAND-STOP
-- TAG-HANDOVER-PREPARATION-INFORMATION-START

HandoverPreparationInformation ::=	SEQUENCE {
	criticalExtensions					CHOICE {
		c1									CHOICE{
			handoverPreparationInformation-r15		HandoverPreparationInformation-r15-IEs,
			spare3 NULL, spare2 NULL, spare1 NULL
		},
		criticalExtensionsFuture			SEQUENCE {}
	}
}

HandoverPreparationInformation-r15-IEs ::= SEQUENCE {
	ue-CapabilityRAT-List				UE-CapabilityRAT-ContainerList,
	sourceConfig						OCTET STRING (CONTAINING RRCReconfiguration),
	rrm-Config							RRM-Config				OPTIONAL,
	as-Context							AS-Context				OPTIONAL,
	nonCriticalExtension				SEQUENCE {}				OPTIONAL
}

AS-Context ::=							SEQUENCE {
	reestablishmentInfo						SEQUENCE {
		sourcePhysCellId					PhysCellId,
		targetCellShortMAC-I				ShortMAC-I,
		additionalReestabInfoList			AdditionalReestabInfoList				OPTIONAL
	}																				OPTIONAL,
	-- FFS Whether to change e.g. move all re-establishment info to Xx
	configRestrictInfo					ConfigRestrictInfoSCG						OPTIONAL,
	...
}

ReestabNCellInfoList ::=		SEQUENCE ( SIZE (1..maxCellPrep) ) OF ReestabNCellInfo

ReestabNCellInfo::=	SEQUENCE{
	cellIdentity						CellIdentity,
	key-gNodeB-Star					BIT STRING (SIZE (256)),
	shortMAC-I							ShortMAC-I
}

RRM-Config ::=				SEQUENCE {
	ue-InactiveTime				INTEGER,
	candidateCellInfoList		CandidateCellInfoList		OPTIONAL,
	...
}

-- TAG-HANDOVER-PREPARATION-INFORMATION-STOP
-- TAG-SCG-CONFIG-START

SCG-Config ::=						SEQUENCE {
	criticalExtensions					CHOICE {
		c1									CHOICE{
			scg-Config-r15					SCG-Config-r15-IEs,
			spare3 NULL, spare2 NULL, spare1 NULL
		},
		criticalExtensionsFuture			SEQUENCE {}
	}
}

SCG-Config-r15-IEs ::=				SEQUENCE {
	scg-CellGroupdConfig				OCTET STRING (CONTAINING RRCReconfiguration)		OPTIONAL,
	p-maxFR1							P-Max												OPTIONAL,
	scg-RB-Config						OCTET STRING (CONTAINING RadioBearerConfiguration)	OPTIONAL,
	configRestrictModReq				ConfigRestrictModReqSCG								OPTIONAL,
	candidateCellInfoList				CandidateCellInfoList								OPTIONAL,
	nonCriticalExtension				SEQUENCE {}											OPTIONAL
}

ConfigRestrictModReqSCG ::=			SEQUENCE {
	requestedBC-List-NR					SEQUENCE OF INTEGER					OPTIONAL,
	requestedBPC-List-NR				SEQUENCE OF INTEGER					OPTIONAL,
	-- FFS Signalling details of BC and BPC restrictions requested by SgNB to be alleviated
	...
}

-- TAG-SCG-CONFIG-STOP
-- TAG-SCG-CONFIG-INFO-START

SCG-ConfigInfo ::=					SEQUENCE {
	criticalExtensions					CHOICE {
		c1									CHOICE{
			scg-ConfigInfo-r15					SCG-ConfigInfo-r15-IEs,
			spare3 NULL, spare2 NULL, spare1 NULL
		},
		criticalExtensionsFuture			SEQUENCE {}
	}
}

SCG-ConfigInfo-r15-IEs ::=			SEQUENCE {
	eutra-CapabilityInfo			OCTET STRING (CONTAINING UECapabilityInformation)	OPTIONAL,
	candidateCellInfoList			CandidateCellInfoList								OPTIONAL,
	measResultSSTD					MeasResultSSTD										OPTIONAL,
	configRestrictInfo				ConfigRestrictInfoSCG								OPTIONAL,
	drx-InfoMCG						DRX-Info											OPTIONAL,
	sourceConfigSCG				OCTET STRING (CONTAINING RRCReconfiguration)		OPTIONAL,
	p-maxFR1						P-Max												OPTIONAL,
	mcg-RB-Config					OCTET STRING (CONTAINING RadioBearerConfiguration)	OPTIONAL,
	nonCriticalExtension			SEQUENCE {}							OPTIONAL
}

ConfigRestrictInfoSCG ::=			SEQUENCE {
	restrictedBandCombinationNR				INTEGER							OPTIONAL,
	restrictedBasebandCombinationNR-NR		SEQUENCE OF INTEGER				OPTIONAL,
	-- FFS Signalling details of BC and BPC restrictions to be observed by SgNB
	-- FFS Signalling details regarding power coordination
	maxMeasFreqsSCG-NR					INTEGER							OPTIONAL,
	...
}

DRX-Info ::=					SEQUENCE {
	cycle							INTEGER,
	offset							INTEGER
}

-- TAG-SCG-CONFIG-INFO-STOP
-- TAG-CANDIDATE-CELL-INFO-LIST-START

CandidateCellInfoList ::=	SEQUENCE (SIZE (1..maxCellSCG)) OF CandidateCellInfo

CandidateCellInfo ::=				SEQUENCE {
	-- FFS whether to introduce something additional for transfer of SN configured measurements
	cellIdentification				SEQUENCE {
		physCellId						PhysCellId,
		dl-CarrierFreq					ARFCN-ValueNR
	},
	measResultCell					SEQUENCE {
		rsrpResultCell						RSRP-Range,
		rsrqResultCell						RSRQ-Range
	-- FFS whether to support SINR
	}																OPTIONAL,
	candidateRS-IndexList				CandidateRS-IndexInfoList	OPTIONAL,
	...
}

CandidateRS-IndexInfoList ::=	SEQUENCE (SIZE (1..maxRS-IndexReport)) OF CandidateRS-IndexInfo -- WS modification: was CandidateBeamInfoList

CandidateRS-IndexInfo ::=				SEQUENCE {
	-- FFS whether to support CSI RS based beam results also
	ssb-Index							SSB-Index,
	measResultSSB						SEQUENCE {
		rsrpResultCell						RSRP-Range,
		rsrqResultCell						RSRQ-Range
	-- FFS whether to support SINR
	}																OPTIONAL,
	...
}

-- TAG-CANDIDATE-CELL-INFO-LIST-STOP

-- WS modification: fake definitions for missing entries in ASN.1
maxCellPrep INTEGER ::= 1
maxCellSCG INTEGER ::= 1
maxRS-IndexReport INTEGER ::= 1
MeasResultSSTD ::= SEQUENCE {}

END