X86TLB.py revision 9701
12292SN/A# Copyright (c) 2007 The Hewlett-Packard Development Company 22727Sktlim@umich.edu# All rights reserved. 32292SN/A# 42292SN/A# The license below extends only to copyright in the software and shall 52292SN/A# not be construed as granting a license to any other intellectual 62292SN/A# property including but not limited to intellectual property relating 72292SN/A# to a hardware implementation of the functionality of the software 82292SN/A# licensed hereunder. You may use the software subject to the license 92292SN/A# terms below provided that you ensure that this notice is replicated 102292SN/A# unmodified and in its entirety in all distributions of the software, 112292SN/A# modified or unmodified, in source code or in binary form. 122292SN/A# 132292SN/A# Redistribution and use in source and binary forms, with or without 142292SN/A# modification, are permitted provided that the following conditions are 152292SN/A# met: redistributions of source code must retain the above copyright 162292SN/A# notice, this list of conditions and the following disclaimer; 172292SN/A# redistributions in binary form must reproduce the above copyright 182292SN/A# notice, this list of conditions and the following disclaimer in the 192292SN/A# documentation and/or other materials provided with the distribution; 202292SN/A# neither the name of the copyright holders nor the names of its 212292SN/A# contributors may be used to endorse or promote products derived from 222292SN/A# this software without specific prior written permission. 232292SN/A# 242292SN/A# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 252292SN/A# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 262292SN/A# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 272689Sktlim@umich.edu# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 282689Sktlim@umich.edu# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 292292SN/A# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 302292SN/A# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 312329SN/A# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 322980Sgblack@eecs.umich.edu# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 332329SN/A# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 342329SN/A# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 352292SN/A# 366221Snate@binkert.org# Authors: Gabe Black 372292SN/A 386221Snate@binkert.orgfrom m5.params import * 395529Snate@binkert.orgfrom m5.proxy import * 404192Sktlim@umich.edu 414192Sktlim@umich.edufrom BaseTLB import BaseTLB 424192Sktlim@umich.edufrom MemObject import MemObject 434192Sktlim@umich.edu 444192Sktlim@umich.educlass X86PagetableWalker(MemObject): 454192Sktlim@umich.edu type = 'X86PagetableWalker' 464192Sktlim@umich.edu cxx_class = 'X86ISA::Walker' 474192Sktlim@umich.edu cxx_header = 'arch/x86/pagetable_walker.hh' 484192Sktlim@umich.edu port = MasterPort("Port for the hardware table walker") 494192Sktlim@umich.edu system = Param.System(Parent.any, "system object") 504192Sktlim@umich.edu num_squash_per_cycle = Param.Unsigned(4, 514192Sktlim@umich.edu "Number of outstanding walks that can be squashed per cycle") 524192Sktlim@umich.edu 532292SN/Aclass X86TLB(BaseTLB): 542907Sktlim@umich.edu type = 'X86TLB' 552907Sktlim@umich.edu cxx_class = 'X86ISA::TLB' 562907Sktlim@umich.edu cxx_header = 'arch/x86/tlb.hh' 572907Sktlim@umich.edu size = Param.Int(64, "TLB size") 582907Sktlim@umich.edu walker = Param.X86PagetableWalker(\ 592907Sktlim@umich.edu X86PagetableWalker(), "page table walker") 602907Sktlim@umich.edu