From 21bfbd422cb9d043f88bd7f5ca9d4c72b97f9f33 Mon Sep 17 00:00:00 2001
From: Ali Saidi <Ali.Saidi@ARM.com>
Date: Tue, 7 Dec 2010 16:19:57 -0800
Subject: ARM: Support switchover with hardware table walkers

---
 src/sim/tlb.hh | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/sim')

diff --git a/src/sim/tlb.hh b/src/sim/tlb.hh
index ddd3127e5..a3e5c22c7 100644
--- a/src/sim/tlb.hh
+++ b/src/sim/tlb.hh
@@ -38,6 +38,7 @@
 
 class ThreadContext;
 class Packet;
+class Port;
 
 class BaseTLB : public SimObject
 {
@@ -52,6 +53,11 @@ class BaseTLB : public SimObject
   public:
     virtual void demapPage(Addr vaddr, uint64_t asn) = 0;
 
+    /** Get any port that the TLB or hardware table walker needs.
+     * This is used for migrating port connections during a takeOverFrom()
+     * call. */
+    virtual Port*  getPort() { return NULL; }
+
     class Translation
     {
       public:
-- 
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