@startuml
        box "cOAM"
            participant PLH
            participant IM
            participant FRI
        end box
            participant HWAPI

        Note over PLH
            Preconditions:
            - SMOD_L/CONNECTOR_L/HWPORT_L/CPRI_PORTCONF_L::cpriState should already be F/G
            - RMOD_L is enabled
            - RMOD_L connected via this CONNECTOR_L should already be enabled
        end Note
        == Fiber Delay Retrieval ==
        alt if RMOD_L is first in chain
            PLH -> HWAPI: API_GET_LINK_PARAM_REQ
            PLH <-- HWAPI: API_GETLINK_PARAM_RESP
        else if RMOD_L is behind chain
            PLH <- IM: RMOD_L/CONNECTOR_L/HWPORT_L/CPRI_PORTCONF_L::t14
            Note over PLH: RMOD_L/CONNECTOR_L defined here is the nearend connection of the cpri CABLINK_L which is its destinationDistname
        end alt
        opt if CABLINK_L::fiberLength > 10km && actDistributedSite is false
            break
                PLH -> IM : `update CABLINK_L(stateInfo.reasoningStatus contains "FiberTooLong", stateInfo.availabilityStatus = Offline, stateInfo.proceduralState = Disabled)`
                ref over IM, FRI
                    `FaultMgmt_Fault   @startuml
        box "cOAM"
            participant PLH
            participant IM
            participant FRI
        end box
            participant HWAPI

        Note over PLH
            Preconditions:
            - SMOD_L/CONNECTOR_L/HWPORT_L/CPRI_PORTCONF_L::cpriState should already be F/G
            - RMOD_L is enabled
            - RMOD_L connected via this CONNECTOR_L should already be enabled
        end Note
        == Fiber Delay Retrieval ==
        alt if RMOD_L is first in chain
            PLH -> HWAPI: API_GET_LINK_PARAM_REQ
            PLH <-- HWAPI: API_GETLINK_PARAM_RESP
        else if RMOD_L is behind chain
            PLH <- IM: RMOD_L/CONNECTOR_L/HWPORT_L/CPRI_PORTCONF_L::t14
            Note over PLH: RMOD_L/CONNECTOR_L defined here is the nearend connection of the cpri CABLINK_L which is its destinationDistname
        end alt
        opt if CABLINK_L::fiberLength > 10km && actDistributedSite is false
            break
                PLH -> IM : `update CABLINK_L(stateInfo.reasoningStatus contains "FiberTooLong", stateInfo.availabilityStatus = Offline, stateInfo.proceduralState = Disabled)`
                ref over IM, FRI
                    `FaultMgmt_Fault1811EFaultIdBbBusConfFailedAl`
                end ref
            end break
        end opt

        opt if CABLINK_L is behind chain
            Note over PLH
                Get total fiberLength of preceding CABLINK_Ls in chain as PrecedingDelay
            end Note
            opt if CABLINK_L::fiberLength > (10km - PrecedingDelay) && RMOD_L is NOKIA and actDistributedSite is false // fix
            break
                PLH -> IM : `update CABLINK_L(stateInfo.reasoningStatus contains "FiberTooLong", stateInfo.availabilityStatus = Offline, stateInfo.proceduralState = Disabled)`
                ref over IM, FRI
                    `FaultMgmt_Fault1811EFaultIdBbBusConfFailedAl`
                end ref
            end break
        end opt
        end opt
    @enduml1811EFaultIdBbBusConfFailedAl`
                end ref
            end break
        end opt

        opt if CABLINK_L is behind chain
            Note over PLH
                Get total fiberLength of preceding CABLINK_Ls in chain as PrecedingDelay
            end Note
            opt if CABLINK_L::fiberLength > (10km - PrecedingDelay) && RMOD_L is NOKIA and actDistributedSite is false // fix
            break
                PLH -> IM : `update CABLINK_L(stateInfo.reasoningStatus contains "FiberTooLong", stateInfo.availabilityStatus = Offline, stateInfo.proceduralState = Disabled)`
                ref over IM, FRI
                    `FaultMgmt_Fault1811EFaultIdBbBusConfFailedAl`
                end ref
            end break
        end opt
        end opt
    @enduml

.. _BBMgmtECPRI_DelayConfiguration:

UC: Configure ECPRI Link Timings (``BBMgmtECPRI_DelayConfiguration``)
======================================================================================

.. csv-table::
   :widths: 7, 40

    "PFS UC:", "BBMgmtECPRI_DelayConfiguration"
    "Feature ref:", "LTE5110"

**Description**

.. uml::

   @startuml
        box "cOAM"
            participant CEM
            participant PLH
            participant IM
        end box
        == Delay Calculation ==
        CEM -> PLH: `create /<SMOD_L>/CALCULATE_AXC_DELAY_TASK(channelDNs contains "eCpri deployed channels" and radioProtocol == "ECpri" and basebandVariant == "Abic")`
            loop for each channel in channelDns
                note over PLH
                    calculate the following:
                        tDlAdvanceUp
                        tDlAdvanceCp
                        tUlAdvanceCp
                        receiveWindowOpen
                        receiveWindowClose
                        nTaOffset
                        sfnOffsetsAlpha
                        sfnOffsetsBeta
                        fftSamplingOffset
                    [Note] Calculation of these values are defined in PFS.
                end note
                opt if not eCpriDelayParamsMap[eCpriLink]
                    PLH -> PLH: populate eCpriDelayParams in eCpriDelayParamsMap
                end opt
                PLH -> IM: `create or update ECPRI_AXCDELAY_L(\
                \n\t oneWayHwDelay == <tDlAdvanceUp/receiveWindowClose>,\
                \n\t sfnOffsetsAlpha == <sfnOffsetsAlpha>,\
                \n\t sfnOffsetsBeta == <sfnOffsetsBeta>,\
                \n\t fftSamplingOffset == <fftSamplingOffset>)`
            end loop
            PLH-->CEM: `create CALCULATE_AXC_DELAY_TASK/TIMINGS_CALC_RESULT(successfulChannelDNs contains "all eCpri deployed channels" and feedback is empty)`
    @enduml