From 373d70980eabb4598ee1fcc9429e38ef15950e04 Mon Sep 17 00:00:00 2001
From: Ron Dreslinski <rdreslin@umich.edu>
Date: Fri, 20 Feb 2004 12:44:41 -0500
Subject: Add serialization for packets on the ethernet link, and for link
 events

--HG--
extra : convert_revision : 0054dbc4a42dd38ff8bbf64af303bc509dd5aa8a
---
 dev/etherlink.cc | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)

(limited to 'dev/etherlink.cc')

diff --git a/dev/etherlink.cc b/dev/etherlink.cc
index 676b1da1c..7c70b82ce 100644
--- a/dev/etherlink.cc
+++ b/dev/etherlink.cc
@@ -42,6 +42,7 @@
 #include "dev/etherpkt.hh"
 #include "sim/builder.hh"
 #include "sim/universe.hh"
+#include "sim/system.hh"
 
 using namespace std;
 
@@ -84,6 +85,20 @@ EtherLink::Link::Link(const std::string &name, double rate, EtherDump *d)
       dump(d), event(&mainEventQueue, this)
 {}
 
+void
+EtherLink::serialize(ostream &os)
+{
+    link1->serialize(os);
+    link2->serialize(os);
+}
+
+void
+EtherLink::unserialize(Checkpoint *cp, const string &section)
+{
+    link1->unserialize(cp, section);
+    link2->unserialize(cp, section);
+}
+
 void
 EtherLink::Link::txDone()
 {
@@ -121,6 +136,42 @@ EtherLink::Link::transmit(PacketPtr &pkt)
     return true;
 }
 
+void
+EtherLink::Link::serialize(ostream &os)
+{
+    bool packetExists = false;
+    if (packet) packetExists = true;
+    SERIALIZE_SCALAR(packetExists);
+    if (packetExists) {
+        nameOut(os, csprintf("%s.linkPacket", name()));
+        packet->serialize(os);
+    }
+
+    bool event_scheduled = event.scheduled();
+    SERIALIZE_SCALAR(event_scheduled);
+    if (event_scheduled) {
+        SERIALIZE_SCALAR(event.when());
+    }
+}
+
+void
+EtherLink::Link::unserialize(Checkpoint *cp, const string &section)
+{
+    bool event_scheduled, packetExists;
+    Tick eventTime;
+    UNSERIALIZE_SCALAR(packetExists);
+    if (packetExists) {
+        packet = new EtherPacket;
+        packet->unserialize(cp, csprintf("%s.linkPacket", section));
+    }
+
+    UNSERIALIZE_SCALAR(event_scheduled);
+    if (event_scheduled) {
+        UNSERIALIZE_SCALAR(eventTime);
+        event.schedule(eventTime);
+    }
+}
+
 BEGIN_DECLARE_SIM_OBJECT_PARAMS(EtherLink)
 
     SimObjectParam<EtherInt *> interface1;
-- 
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