pcu: Update component diagram

The component architecture in PCU_Tests is quite complex to follow.
Update the diagram in order to make it easier for people to gasp the big
picture.

Change-Id: Ie592a9301b7a900334650741ed633cd70535a2b1

2 files changed, 87 insertions, 10 deletions

diff --git a/pcu/PCU_Tests.ttcn b/pcu/PCU_Tests.ttcn
index 442d6177..cab70e8e 100644
--- a/pcu/PCU_Tests.ttcn
+++ b/pcu/PCU_Tests.ttcn
@@ -157,7 +157,7 @@ type component RAW_PCU_Test_CT extends bssgp_CT, MS_BTS_IFACE_CT, StatsD_ConnHdl
 	var StatsD_Checker_CT vc_STATSD;
 
 	/* Connection to the PCUIF component */
-	port RAW_PCU_MSG_PT PCUIF;
+	//port RAW_PCU_MSG_PT PCUIF;
 	/* VTY connection to the PCU */
 	port TELNETasp_PT PCUVTY;
 
@@ -282,7 +282,7 @@ runs on RAW_PCU_Test_CT {
 
 	/* Init PCU interface component */
 	vc_PCUIF := RAW_PCUIF_CT.create("PCUIF") alive;
-	connect(vc_PCUIF:MTC, self:PCUIF);
+	//connect(vc_PCUIF:MTC, self:PCUIF);
 	map(vc_PCUIF:PCU, system:PCU);
 
 	/* Create one BTS component (we may want more some day) */
diff --git a/pcu/README.md b/pcu/README.md
index a2e439a5..0a1d31f5 100644
--- a/pcu/README.md
+++ b/pcu/README.md
@@ -2,17 +2,94 @@
 
 * external interfaces
     * Gb (emulates SGSN side NS/BSSGP)
-    * unix pcu socket (emulates BTS)
+    * PCUIF: unix pcu socket (emulates BTS)
     * VTY
+    * CTRL
+    * StatsD
 
-{% dot msc_tests.svg
+{% dot pcu_tests.svg
 digraph G {
-  rankdir=LR;
-  PCU [label="IUT\nosmo-pcu",shape="box"];
-  ATS [label="ATS\nPCU_Tests.ttcn"];
+  PCU [label="IUT\nosmo-pcu",shape="box", color=red];
 
-  PCU -> ATS [label="Gb"];
-  PCU -> ATS [label="pcu_sock"];
-  ATS -> PCU [label="VTY"];
+  subgraph cluster_ats {
+    label = "ATS\n(TTCN-3)";
+
+    system_PCU_PT [label="port system:PCU"];
+
+    subgraph cluster_RAW_PCU_Test_CT {
+        label = "RAW_PCU_Test_CT\n(PCU_Tests.ttcn)";
+
+        RAW_PCU_MSG_PT_PCUIF_A [label="port RAW_PCU_MSG_PT PCUIF\n(unused)"]
+        PCUVTY [label="PCUVTY"];
+        StatsD_ConnHdlr [label="StatsD_ConnHdlr"];
+        CTRL_Adapter_CT [label="CTRL_Adapter_CT"];
+
+        test [label="testcasename()\n(PCU_Tests.ttcn)", color=red];
+
+        subgraph cluster_bssgp_CT {
+            label="bssgp_CT\nSGSN_Components.ttcn";
+            subgraph cluster_BSSGP_Client_CT {
+                label="BSSGP_Client_CT\nBSSGP_Emulation.ttcnpp";
+                BSSGP_PT [label="port BSSGP_PT BSSGP"];
+            }
+        }
+
+        subgraph cluster_MS_BTS_IFACE_CT {
+            label = "MS_BTS_IFACE_CT\n(GPRS_Components.ttcn)";
+
+            RAW_PCU_MSG_PT_BTS_IFACE [label="port RAW_PCU_MSG_PT BTS"];
+        }
+
+    }
+
+    subgraph cluster_RAW_PCUIF_CT {
+        label = "RAW_PCUIF_CT\n(PCUIF_Components.ttcn)";
+
+        PCUIF_CODEC_PT_PCU [label="port PCUIF_CODEC_PT PCU"];
+        RAW_PCU_MSG_PT_BTS [label="port RAW_PCU_MSG_PT BTS"];
+        RAW_PCU_MSG_PT_MTC [label="port RAW_PCU_MSG_PT MTC"];
+
+        PCUIF_CODEC_PT_PCU -> RAW_PCU_MSG_PT_BTS  [dir=none];
+        PCUIF_CODEC_PT_PCU -> RAW_PCU_MSG_PT_MTC  [dir=none];
+
+    }
+
+    subgraph cluster_RAW_PCU_BTS_CT {
+        label = "RAW_PCU_BTS_CT\n(PCUIF_Components.ttcn)";
+
+        RAW_PCU_MSG_PT_CLCK_A [label="port RAW_PCU_MSG_PT CLCK"];
+        RAW_PCU_MSG_PT_PCUIF_B [label="port RAW_PCU_MSG_PT PCUIF"];
+        RAW_PCU_MSG_PT_TC [label="port RAW_PCU_MSG_PT TC"];
+
+        subgraph cluster_RAW_PCU_ClckGen_CT {
+            label = "RAW_PCU_ClckGen_CT\n(PCUIF_Components.ttcn)";
+
+            RAW_PCU_MSG_PT_CLCK_B [label="port RAW_PCU_MSG_PT CLCK", color=purple];
+        }
+
+        RAW_PCU_MSG_PT_CLCK_A -> RAW_PCU_MSG_PT_CLCK_B [dir=back];
+        RAW_PCU_MSG_PT_PCUIF_B -> RAW_PCU_MSG_PT_TC [dir=none];
+    }
+
+
+    RAW_PCU_MSG_PT_TC -> RAW_PCU_MSG_PT_BTS_IFACE [dir=none];
+    RAW_PCU_MSG_PT_PCUIF_A -> RAW_PCU_MSG_PT_MTC [dir=none];
+    RAW_PCU_MSG_PT_PCUIF_B -> RAW_PCU_MSG_PT_BTS [dir=none];
+
+    PCUIF_CODEC_PT_PCU -> system_PCU_PT [dir=none];
+
+    test -> RAW_PCU_MSG_PT_BTS_IFACE  [dir=none];
+    test -> RAW_PCU_MSG_PT_PCUIF_A  [label="(unused)", dir=none];
+    test -> BSSGP_PT;
+    test -> PCUVTY;
+    test -> StatsD_ConnHdlr;
+    test -> CTRL_Adapter_CT;
+  }
+
+  PCU -> BSSGP_PT [label="Gb"];
+  PCU -> StatsD_ConnHdlr [label="statsd"];
+  system_PCU_PT -> PCU [label="PCUIF"];
+  PCUVTY -> PCU [label="VTY"];
+  CTRL_Adapter_CT -> PCU [label="CTRL"];
 }
 %}