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