From a3367adaff66997044553cb9a746e101418afbdd Mon Sep 17 00:00:00 2001
From: Gabe Black <gblack@eecs.umich.edu>
Date: Tue, 28 Aug 2007 14:30:50 -0700
Subject: Address translation: De-templatize the GenericTLB class.

--HG--
extra : convert_revision : b605a90a4a1071e39f49085a839fdcd175e09fdb
---
 src/arch/mips/tlb.cc | 18 ++++++++++++++++++
 src/arch/mips/tlb.hh | 17 +++++++++++++----
 2 files changed, 31 insertions(+), 4 deletions(-)

(limited to 'src/arch/mips')

diff --git a/src/arch/mips/tlb.cc b/src/arch/mips/tlb.cc
index 71111b843..41a26aba1 100644
--- a/src/arch/mips/tlb.cc
+++ b/src/arch/mips/tlb.cc
@@ -35,6 +35,24 @@
 #include "params/MipsITB.hh"
 
 namespace MipsISA {
+    Fault
+    TLB::translate(RequestPtr req, ThreadContext *tc, bool)
+    {
+        Fault fault = GenericTLB::translate(req, tc);
+        if (fault != NoFault)
+            return fault;
+
+        typeof(req->getSize()) size = req->getSize();
+        Addr paddr = req->getPaddr();
+
+        if (!isPowerOf2(size))
+            panic("Invalid request size!\n");
+        if ((size - 1) & paddr)
+            return new GenericAlignmentFault(paddr);
+
+        return NoFault;
+    }
+
     void
     TlbEntry::serialize(std::ostream &os)
     {
diff --git a/src/arch/mips/tlb.hh b/src/arch/mips/tlb.hh
index 6025de4c0..682aa7654 100644
--- a/src/arch/mips/tlb.hh
+++ b/src/arch/mips/tlb.hh
@@ -45,17 +45,26 @@ namespace MipsISA
         void unserialize(Checkpoint *cp, const std::string &section);
     };
 
-    class ITB : public GenericITB<>
+    class TLB : public GenericTLB
     {
       public:
-        ITB(const std::string &name) : GenericITB<>(name)
+        TLB(const std::string &name) : GenericTLB(name)
+        {}
+
+        Fault translate(RequestPtr req, ThreadContext *tc, bool=false);
+    };
+
+    class ITB : public TLB
+    {
+      public:
+        ITB(const std::string &name) : TLB(name)
         {}
     };
 
-    class DTB : public GenericDTB<>
+    class DTB : public TLB
     {
       public:
-        DTB(const std::string &name) : GenericDTB<>(name)
+        DTB(const std::string &name) : TLB(name)
         {}
     };
 };
-- 
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