This is merely a historical archive of years 2008-2021, before the migration to mailman3.
A maintained and still updated list archive can be found at https://lists.osmocom.org/hyperkitty/list/gerrit-log@lists.osmocom.org/.
neels gerrit-no-reply at lists.osmocom.orgneels has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-bts/+/23849 ) Change subject: Abis manual: add RSL_IE_OSMO_TRAINING_SEQUENCE ...................................................................... Abis manual: add RSL_IE_OSMO_TRAINING_SEQUENCE Change-Id: Ie583bd5969fdb45f772af198033e58d7c4077306 --- M doc/manuals/abis/rsl.adoc 1 file changed, 67 insertions(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/osmo-bts refs/changes/49/23849/1 diff --git a/doc/manuals/abis/rsl.adoc b/doc/manuals/abis/rsl.adoc index 35fda31..2628413 100644 --- a/doc/manuals/abis/rsl.adoc +++ b/doc/manuals/abis/rsl.adoc @@ -843,6 +843,7 @@ | IEI | Name | This document § | 0x01 | RSL_IE_CHAN_NR | <<RSL_IE_CHAN_NR>> | 0x60 | RSL_IE_OSMO_REP_ACCH_CAP | <<RSL_IE_OSMO_REP_ACCH_CAP>> +| 0x61 | RSL_IE_OSMO_TRAINING_SEQUENCE | <<RSL_IE_OSMO_TRAINING_SEQUENCE>> | 0xf0 | RSL_IE_IPAC_REMOTE_IP | <<RSL_IE_IPAC_REMOTE_IP>> | 0xf1 | RSL_IE_IPAC_REMOTE_PORT | <<RSL_IE_IPAC_REMOTE_PORT>> | 0xf3 | RSL_IE_IPAC_LOCAL_PORT | <<RSL_IE_IPAC_LOCAL_PORT>> @@ -979,6 +980,72 @@ (Bits 7 is reserved for future use and must be set to zero.) +[[RSL_IE_OSMO_TRAINING_SEQUENCE]] +==== RSL_IE_OSMO_TRAINING_SEQUENCE + +This TLV IE instructs the BTS to use a specific training sequence set and +training sequence code for a given lchan. It is sent by OsmoBSC in RSL CHANNEL +ACTIVATION and MODE MODIFY messages to the BTS, iff the BTS is VAMOS-capable, +i.e. if an Abis-over-IP connected BTS indicated BTS_FEAT_VAMOS in the OML BTS +features (Manufacturer Id information element, see <<NM_ATT_MANUF_ID>>). + +If this information element is present, the receiver shall ignore any other +training sequence set and training sequence code bits from other information +elements of the same RSL message. + +The first value octet indicates the training sequence set, and the second octet +indicates the training sequence code to be used. Receiving values from a +reserved value range should be considered an error condition. + +.RSL_IE_OSMO_TRAINING_SEQUENCE +[options="header",width="80%",cols="20%,80%"] +|=== +| IE octet | value +| octet 1 | RSL_IE_OSMO_TRAINING_SEQUENCE IEI (0x61) +| octet 2 | length of the value part (2) +| octet 3 | TSC set +| octet 4 | TSC +|=== + +The training sequence set (TSC set) is coded like the 'CS Domain TSC Set' bits, +as defined in the 'Extended TSC Set' IE in 3GPP TS 44.018 10.5.2.82 +<<3gpp-ts-44-018>>, and corresponds to the 'TSC Set' as defined in 3GPP TS +45.002 <<3gpp-ts-45-002>>. The encoded training sequence set number ranges from +0 to 3, any other values are reserved for future use. The encoded 0 corresponds +to TSC Set 1, see <<RSL_IE_OSMO_TRAINING_SEQUENCE__TSC_set_coding>>. + +[[RSL_IE_OSMO_TRAINING_SEQUENCE__TSC_set_coding]] +.TSC set (octet 3) coding +[options="header",width="80%",cols="20%,80%"] +|=== +| octet 3 value | interpretation +| 0 | 'TSC Set 1' as in 3GPP TS 45.002 +| 1 | 'TSC Set 2' +| 2 | 'TSC Set 3' +| 3 | 'TSC Set 4' +| 4..255 | reserved values +|=== + +The training sequence code (TSC) corresponds to the 'TSC' bits as defined in +the 'Channel Description 2' IE in 3GPP TS 44.018 10.5.2.5a <<3gpp-ts-44-018>>. +The training sequence code ranges from 0 to 7, any other values are reserved +for future use. + +.TSC (octet 4) coding +[options="header",width="80%",cols="20%,80%"] +|=== +| octet 4 value | interpretation +| 0 | 'Training Sequence Code (TSC) 0' as in 3GPP TS 45.002 +| 1 | 'Training Sequence Code (TSC) 1' +| 2 | 'Training Sequence Code (TSC) 2' +| 3 | 'Training Sequence Code (TSC) 3' +| 4 | 'Training Sequence Code (TSC) 4' +| 5 | 'Training Sequence Code (TSC) 5' +| 6 | 'Training Sequence Code (TSC) 6' +| 7 | 'Training Sequence Code (TSC) 7' +| 8..255 | reserved values +|=== + === A-bis RSL Initialization / BTS bring-up Upon receiving the 'IPA RSL CONNECT' OML message by the respective -- To view, visit https://gerrit.osmocom.org/c/osmo-bts/+/23849 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-bts Gerrit-Branch: master Gerrit-Change-Id: Ie583bd5969fdb45f772af198033e58d7c4077306 Gerrit-Change-Number: 23849 Gerrit-PatchSet: 1 Gerrit-Owner: neels <nhofmeyr at sysmocom.de> Gerrit-MessageType: newchange -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20210421/22594acf/attachment.htm>