[MERGED] osmo-bts[master]: doc: add ladder diagram on dynamic PDCH, add msc-README

[Neels Hofmeyr]

Neels Hofmeyr has submitted this change and it was merged.

Change subject: doc: add ladder diagram on dynamic PDCH, add msc-README
......................................................................


doc: add ladder diagram on dynamic PDCH, add msc-README

Adjust .gitignore for dyn_pdch.svg and .png.

Change-Id: I532f896b1b528c4d1764bb5042a7f42c3c60f617
---
M .gitignore
A doc/dyn_pdch.msc
A doc/msc-README
3 files changed, 43 insertions(+), 0 deletions(-)

Approvals:
  Neels Hofmeyr: Looks good to me, approved
  Jenkins Builder: Verified



diff --git a/.gitignore b/.gitignore
index 224b77c..8b8864d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -53,6 +53,8 @@
 
 # Possible generated file
 doc/vty_reference.xml
+doc/dyn_pdch.svg
+doc/dyn_pdch.png
 
 # Backups, vi, merges
 *~
diff --git a/doc/dyn_pdch.msc b/doc/dyn_pdch.msc
new file mode 100644
index 0000000..ae7c0d0
--- /dev/null
+++ b/doc/dyn_pdch.msc
@@ -0,0 +1,39 @@
+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 (Deactivate)" ];
+	pcu => bts	[ label = "chan Deactivate request" ];
+	bts => phy	[ label = "L1 chan Deactivate PDTCH SAPIs" ];
+	phy -> bts	[ label = "L1 chan Deactivate SAPIs confirm" ];
+	bts => phy	[ label = "L1 chan Disconnect PDTCH" ];
+	phy -> bts	[ label = "L1 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" ];
+	bts => phy	[ label = "L1 chan Activate SAPIs" ];
+	---  		[ label = "Voice call..." ];
+	bsc => bts	[ label = "Deactivate TCH/F" ];
+	bts => phy	[ label = "L1 chan Deactivate SAPIs" ];
+
+	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 => phy	[ label = "L1 chan Connect PDTCH" ];
+	phy -> bts	[ label = "L1 chan Connect confirm" ];
+	bts => pcu	[ label = "info ind (Activate)" ];
+	pcu => bts	[ label = "chan Activate request" ];
+	bts => phy	[ label = "L1 chan Activate PDTCH SAPIs" ];
+	phy -> bts	[ label = "L1 chan Activate SAPIs confirm" ];
+	bts => bsc	[ label = "IPAC PDCH ACT 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

-- 
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Gerrit-MessageType: merged
Gerrit-Change-Id: I532f896b1b528c4d1764bb5042a7f42c3c60f617
Gerrit-PatchSet: 4
Gerrit-Project: osmo-bts
Gerrit-Branch: master
Gerrit-Owner: Neels Hofmeyr <nhofmeyr at sysmocom.de>
Gerrit-Reviewer: Harald Welte <laforge at gnumonks.org>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: Neels Hofmeyr <nhofmeyr at sysmocom.de>