From 16a012e80da8beb2e147bf62ed0d054ed1c0d600 Mon Sep 17 00:00:00 2001
From: Gabe Black <gblack@eecs.umich.edu>
Date: Wed, 8 Nov 2006 00:32:40 -0500
Subject: [PATCH] Stubs for SPARC's tlbs

--HG--
extra : convert_revision : ba08da78693cc6f59f7358134f121f471910dbf6
---
 src/arch/sparc/tlb.cc | 79 +++++++++++++++++++++++++++++++++++++++++++
 src/arch/sparc/tlb.hh | 16 ++++++++-
 2 files changed, 94 insertions(+), 1 deletion(-)
 create mode 100644 src/arch/sparc/tlb.cc

diff --git a/src/arch/sparc/tlb.cc b/src/arch/sparc/tlb.cc
new file mode 100644
index 000000000..0b1a2ff5f
--- /dev/null
+++ b/src/arch/sparc/tlb.cc
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2001-2005 The Regents of The University of Michigan
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Authors: Nathan Binkert
+ *          Steve Reinhardt
+ *          Andrew Schultz
+ */
+
+#include "arch/sparc/tlb.hh"
+#include "sim/builder.hh"
+
+namespace SparcISA
+{
+    DEFINE_SIM_OBJECT_CLASS_NAME("SparcTLB", TLB)
+
+    BEGIN_DECLARE_SIM_OBJECT_PARAMS(ITB)
+
+        Param<int> size;
+
+    END_DECLARE_SIM_OBJECT_PARAMS(ITB)
+
+    BEGIN_INIT_SIM_OBJECT_PARAMS(ITB)
+
+        INIT_PARAM_DFLT(size, "TLB size", 48)
+
+    END_INIT_SIM_OBJECT_PARAMS(ITB)
+
+
+    CREATE_SIM_OBJECT(ITB)
+    {
+        return new ITB(getInstanceName(), size);
+    }
+
+    REGISTER_SIM_OBJECT("SparcITB", ITB)
+
+    BEGIN_DECLARE_SIM_OBJECT_PARAMS(DTB)
+
+        Param<int> size;
+
+    END_DECLARE_SIM_OBJECT_PARAMS(DTB)
+
+    BEGIN_INIT_SIM_OBJECT_PARAMS(DTB)
+
+        INIT_PARAM_DFLT(size, "TLB size", 64)
+
+    END_INIT_SIM_OBJECT_PARAMS(DTB)
+
+
+    CREATE_SIM_OBJECT(DTB)
+    {
+        return new DTB(getInstanceName(), size);
+    }
+
+    REGISTER_SIM_OBJECT("SparcDTB", DTB)
+}
diff --git a/src/arch/sparc/tlb.hh b/src/arch/sparc/tlb.hh
index 0d42e2c97..0fdba6baf 100644
--- a/src/arch/sparc/tlb.hh
+++ b/src/arch/sparc/tlb.hh
@@ -31,19 +31,29 @@
 #ifndef __ARCH_SPARC_TLB_HH__
 #define __ARCH_SPARC_TLB_HH__
 
+#include "mem/request.hh"
 #include "sim/faults.hh"
+#include "sim/sim_object.hh"
 
 class ThreadContext;
 
 namespace SparcISA
 {
-    class TLB
+    class TLB : public SimObject
     {
+      public:
+        TLB(const std::string &name, int size) : SimObject(name)
+        {
+        }
     };
 
     class ITB : public TLB
     {
       public:
+        ITB(const std::string &name, int size) : TLB(name, size)
+        {
+        }
+
         Fault translate(RequestPtr &req, ThreadContext *tc) const
         {
             return NoFault;
@@ -53,6 +63,10 @@ namespace SparcISA
     class DTB : public TLB
     {
       public:
+        DTB(const std::string &name, int size) : TLB(name, size)
+        {
+        }
+
         Fault translate(RequestPtr &req, ThreadContext *tc, bool write) const
         {
             return NoFault;
-- 
2.30.2