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Neels Hofmeyr gerrit-no-reply at lists.osmocom.orgReview at https://gerrit.osmocom.org/279 doc: add ladder diagram on dynamic PDCH, add msc-README Change-Id: I532f896b1b528c4d1764bb5042a7f42c3c60f617 --- A doc/dyn_pdch.msc A doc/msc-README 2 files changed, 38 insertions(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/osmo-bts refs/changes/79/279/1 diff --git a/doc/dyn_pdch.msc b/doc/dyn_pdch.msc new file mode 100644 index 0000000..3ee3a90 --- /dev/null +++ b/doc/dyn_pdch.msc @@ -0,0 +1,36 @@ +msc { + hscale = "1.2"; + phy,bts,pcu,bsc; + + phy box bsc [ label = "PDCH Deactivation" ]; + bsc => bts [ label = "IPAC PDCH DEACT" ]; + --- [ label = "Disconnect PDTCH" ]; + bts => pcu [ label = "info ind (Disconnect)" ]; + pcu => bts [ label = "chan Disconnect request" ]; + bts => phy [ label = "L1 chan Disconnect PDTCH" ]; + phy -> bts [ label = "L1 chan Disconnect confirm" ]; + bts -> pcu [ label = "chan Disconnect confirm" ]; + --- [ label = "Connect TCH" ]; + bts => phy [ label = "L1 chan Connect TCH" ]; + phy -> bts [ label = "L1 chan Connect confirm" ]; + bts => bsc [ label = "IPAC PDCH DEACT ACK" ]; + + phy box bsc [ label = "Now BSC may use TCH (example)" ]; + bsc => bts [ label = "Activate TCH/F" ]; + --- [ label = "Voice call..." ]; + bsc => bts [ label = "Deactivate TCH/F" ]; + + phy box bsc [ label = "PDCH Activation" ]; + bsc => bts [ label = "IPAC PDCH ACT" ]; + --- [ label = "Disconnect TCH" ]; + bts => phy [ label = "L1 chan Disconnect TCH" ]; + phy -> bts [ label = "L1 chan Disconnect confirm" ]; + --- [ label = "Connect PDTCH" ]; + bts => pcu [ label = "info ind (Connect)" ]; + pcu => bts [ label = "chan Connect request" ]; + bts => phy [ label = "L1 chan Connect PDTCH" ]; + phy -> bts [ label = "L1 chan Connect confirm" ]; + bts -> pcu [ label = "chan Connect confirm" ]; + bts => bsc [ label = "IPAC PDCH DEACT ACK" ]; + +} diff --git a/doc/msc-README b/doc/msc-README new file mode 100644 index 0000000..55d6bae --- /dev/null +++ b/doc/msc-README @@ -0,0 +1,2 @@ +sudo apt-get install mscgen +mscgen -T svg dyn_pdch.msc -- To view, visit https://gerrit.osmocom.org/279 To unsubscribe, visit https://gerrit.osmocom.org/settings Gerrit-MessageType: newchange Gerrit-Change-Id: I532f896b1b528c4d1764bb5042a7f42c3c60f617 Gerrit-PatchSet: 1 Gerrit-Project: osmo-bts Gerrit-Branch: master Gerrit-Owner: Neels Hofmeyr <nhofmeyr at sysmocom.de>