From e937b38e2ccf0bf75794178f29c8482d76bec9c8 Mon Sep 17 00:00:00 2001
From: Ali Saidi <saidi@eecs.umich.edu>
Date: Wed, 16 Jun 2004 18:20:10 -0400
Subject: [PATCH] Updated serialization code and added #if tracing so that make
 fast builds

dev/ide_ctrl.cc:
    added #if to remove variables that are optimized out.
dev/tsunami_io.cc:
dev/tsunami_io.hh:
    Updated serialization code

--HG--
extra : convert_revision : b322a3299097cbd05b9b5bb8b0a80e9fa33bdc20
---
 dev/ide_ctrl.cc   |  3 +++
 dev/tsunami_io.cc | 55 ++++++++++++++++++++++++++++++++++-------------
 dev/tsunami_io.hh | 30 ++++++++++++++++++++++++--
 3 files changed, 71 insertions(+), 17 deletions(-)

diff --git a/dev/ide_ctrl.cc b/dev/ide_ctrl.cc
index 68e7e58ad..7ef5fe8e4 100644
--- a/dev/ide_ctrl.cc
+++ b/dev/ide_ctrl.cc
@@ -255,7 +255,10 @@ IdeController::cacheAccess(MemReqPtr &req)
 void
 IdeController::ReadConfig(int offset, int size, uint8_t *data)
 {
+
+#if TRACING_ON
     Addr origOffset = offset;
+#endif
 
     if (offset < PCI_DEVICE_SPECIFIC) {
         PciDev::ReadConfig(offset, size, data);
diff --git a/dev/tsunami_io.cc b/dev/tsunami_io.cc
index 652bebacb..1d8ead5d9 100644
--- a/dev/tsunami_io.cc
+++ b/dev/tsunami_io.cc
@@ -76,6 +76,22 @@ TsunamiIO::RTCEvent::description()
     return "tsunami RTC 1024Hz interrupt";
 }
 
+void
+TsunamiIO::RTCEvent::serialize(std::ostream &os)
+{
+    Tick time = when();
+    SERIALIZE_SCALAR(time);
+}
+
+void
+TsunamiIO::RTCEvent::unserialize(Checkpoint *cp, const std::string &section)
+{
+    Tick time;
+    UNSERIALIZE_SCALAR(time);
+    reschedule(time);
+}
+
+
 // Timer Event for PIT Timers
 TsunamiIO::ClockEvent::ClockEvent()
     : Event(&mainEventQueue)
@@ -122,6 +138,27 @@ TsunamiIO::ClockEvent::Status()
     return status;
 }
 
+void
+TsunamiIO::ClockEvent::serialize(std::ostream &os)
+{
+    Tick time = when();
+    SERIALIZE_SCALAR(time);
+    SERIALIZE_SCALAR(status);
+    SERIALIZE_SCALAR(mode);
+    SERIALIZE_SCALAR(interval);
+}
+
+void
+TsunamiIO::ClockEvent::unserialize(Checkpoint *cp, const std::string &section)
+{
+    Tick time;
+    UNSERIALIZE_SCALAR(time);
+    UNSERIALIZE_SCALAR(status);
+    UNSERIALIZE_SCALAR(mode);
+    UNSERIALIZE_SCALAR(interval);
+    schedule(time);
+}
+
 TsunamiIO::TsunamiIO(const string &name, Tsunami *t, time_t init_time,
                      Addr a, MemoryController *mmu, HierParams *hier, Bus *bus)
     : PioDevice(name), addr(a), tsunami(t), rtc(t)
@@ -250,8 +287,11 @@ TsunamiIO::read(MemReqPtr &req, uint8_t *data)
 Fault
 TsunamiIO::write(MemReqPtr &req, const uint8_t *data)
 {
+
+#if TRACING_ON
     uint8_t dt = *(uint8_t*)data;
     uint64_t dt64 = dt;
+#endif
 
     DPRINTF(Tsunami, "io write - va=%#x size=%d IOPort=%#x Data=%#x\n",
             req->vaddr, req->size, req->vaddr & 0xfff, dt64);
@@ -399,12 +439,6 @@ TsunamiIO::serialize(std::ostream &os)
     SERIALIZE_SCALAR(mode2);
     SERIALIZE_SCALAR(picr);
     SERIALIZE_SCALAR(picInterrupting);
-    Tick time0when = timer0.when();
-    Tick time2when = timer2.when();
-    Tick rtcwhen = rtc.when();
-    SERIALIZE_SCALAR(time0when);
-    SERIALIZE_SCALAR(time2when);
-    SERIALIZE_SCALAR(rtcwhen);
     SERIALIZE_SCALAR(RTCAddress);
 
 }
@@ -420,15 +454,6 @@ TsunamiIO::unserialize(Checkpoint *cp, const std::string &section)
     UNSERIALIZE_SCALAR(mode2);
     UNSERIALIZE_SCALAR(picr);
     UNSERIALIZE_SCALAR(picInterrupting);
-    Tick time0when;
-    Tick time2when;
-    Tick rtcwhen;
-    UNSERIALIZE_SCALAR(time0when);
-    UNSERIALIZE_SCALAR(time2when);
-    UNSERIALIZE_SCALAR(rtcwhen);
-    timer0.schedule(time0when);
-    timer2.schedule(time2when);
-    rtc.reschedule(rtcwhen);
     UNSERIALIZE_SCALAR(RTCAddress);
 }
 
diff --git a/dev/tsunami_io.hh b/dev/tsunami_io.hh
index c8c5fd412..e6a545689 100644
--- a/dev/tsunami_io.hh
+++ b/dev/tsunami_io.hh
@@ -110,7 +110,20 @@ class TsunamiIO : public PioDevice
          */
         uint8_t Status();
 
-    };
+        /**
+         * Serialize this object to the given output stream.
+         * @param os The stream to serialize to.
+         */
+        virtual void serialize(std::ostream &os);
+
+
+        /**
+         * Reconstruct the state of this object from a checkpoint.
+         * @param cp The checkpoint use.
+         * @param section The section name of this object
+         */
+        virtual void unserialize(Checkpoint *cp, const std::string &section);
+     };
 
     /**
      * Process RTC timer events and generate interrupts appropriately.
@@ -136,7 +149,20 @@ class TsunamiIO : public PioDevice
            */
           virtual const char *description();
 
-    };
+          /**
+           * Serialize this object to the given output stream.
+           * @param os The stream to serialize to.
+           */
+          virtual void serialize(std::ostream &os);
+
+
+          /**
+           * Reconstruct the state of this object from a checkpoint.
+           * @param cp The checkpoint use.
+           * @param section The section name of this object
+           */
+          virtual void unserialize(Checkpoint *cp, const std::string &section);
+     };
 
     /** uip UpdateInProgess says that the rtc is updating, but we just fake it
      * by alternating it on every read of the bit since we are going to
-- 
2.30.2