From 9600b80527028f8b3bd69b4304589ddf50e352df Mon Sep 17 00:00:00 2001
From: Jan Michel <j.michel@gsi.de>
Date: Mon, 23 Aug 2021 14:01:38 +0200
Subject: [PATCH] add new hub debugging register

---
 xml-db/database/Hub.xml | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/xml-db/database/Hub.xml b/xml-db/database/Hub.xml
index 6e92497..eff1888 100644
--- a/xml-db/database/Hub.xml
+++ b/xml-db/database/Hub.xml
@@ -143,7 +143,29 @@
       <field name="PacketTimeout" start="0" bits="13"  format="bitmask" errorflag="true">
       </field>
     </register>    
-</group>
+
+    <register name="ErrorBeforeReset" address="0027"  purpose="status">
+      <description>Some status information from channel 3, stored at beginning of reset.</description>
+      <field name="BeforeLockedPorts" start="0" bits="13"  format="bitmask" noflag="true">
+        <description>Ports that were still locked / busy at time of reset</description>
+      </field>
+      <field name="BeforeFSMStatus" start="16" bits="4"  format="enum" noflag="true">
+        <description>Status of the main hub state machine at time of reset</description>
+        <enumItem value="1">Idle</enumItem>
+        <enumItem value="2">SelectInit</enumItem>
+        <enumItem value="3">ForwardInit</enumItem>
+        <enumItem value="4">SelectReply</enumItem>
+        <enumItem value="5">WaitForSelect</enumItem>
+        <enumItem value="6">ForwardReply</enumItem>
+        <enumItem value="7">ReplyTimeout</enumItem>
+        <enumItem value="8">SendTrm</enumItem>
+        <enumItem value="F">Finished</enumItem>
+      </field>
+      <field name="BeforeSelectedPort" start="20" bits="4"  format="unsigned" noflag="true" >
+        <description>Port that was currently selected by hub state machine</description>
+      </field>
+    </register>    
+  </group>
 
 
   <group name="Status" purpose="status" address="4000"  size="112" mode="r" continuous="false">
-- 
2.43.0