MemTest.py revision 4486
15331Sgblack@eecs.umich.edu# Copyright (c) 2005-2007 The Regents of The University of Michigan 25331Sgblack@eecs.umich.edu# All rights reserved. 35331Sgblack@eecs.umich.edu# 45331Sgblack@eecs.umich.edu# Redistribution and use in source and binary forms, with or without 55331Sgblack@eecs.umich.edu# modification, are permitted provided that the following conditions are 65331Sgblack@eecs.umich.edu# met: redistributions of source code must retain the above copyright 75331Sgblack@eecs.umich.edu# notice, this list of conditions and the following disclaimer; 85331Sgblack@eecs.umich.edu# redistributions in binary form must reproduce the above copyright 95331Sgblack@eecs.umich.edu# notice, this list of conditions and the following disclaimer in the 105331Sgblack@eecs.umich.edu# documentation and/or other materials provided with the distribution; 115331Sgblack@eecs.umich.edu# neither the name of the copyright holders nor the names of its 125331Sgblack@eecs.umich.edu# contributors may be used to endorse or promote products derived from 135331Sgblack@eecs.umich.edu# this software without specific prior written permission. 145331Sgblack@eecs.umich.edu# 155331Sgblack@eecs.umich.edu# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 165331Sgblack@eecs.umich.edu# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 175331Sgblack@eecs.umich.edu# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 185331Sgblack@eecs.umich.edu# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 195331Sgblack@eecs.umich.edu# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 205331Sgblack@eecs.umich.edu# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 215331Sgblack@eecs.umich.edu# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 225331Sgblack@eecs.umich.edu# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 235331Sgblack@eecs.umich.edu# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 245331Sgblack@eecs.umich.edu# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 255331Sgblack@eecs.umich.edu# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 265331Sgblack@eecs.umich.edu# 275331Sgblack@eecs.umich.edu# Authors: Nathan Binkert 285331Sgblack@eecs.umich.edu 295331Sgblack@eecs.umich.edufrom m5.SimObject import SimObject 304276Sgblack@eecs.umich.edufrom m5.params import * 314276Sgblack@eecs.umich.edufrom m5.proxy import * 324276Sgblack@eecs.umich.edufrom m5 import build_env 334276Sgblack@eecs.umich.edu 344276Sgblack@eecs.umich.educlass MemTest(SimObject): 354276Sgblack@eecs.umich.edu type = 'MemTest' 364276Sgblack@eecs.umich.edu max_loads = Param.Counter("number of loads to execute") 374276Sgblack@eecs.umich.edu atomic = Param.Bool(False, "Execute tester in atomic mode? (or timing)\n") 384276Sgblack@eecs.umich.edu memory_size = Param.Int(65536, "memory size") 394276Sgblack@eecs.umich.edu percent_dest_unaligned = Param.Percent(50, 404276Sgblack@eecs.umich.edu "percent of copy dest address that are unaligned") 414276Sgblack@eecs.umich.edu percent_reads = Param.Percent(65, "target read percentage") 424276Sgblack@eecs.umich.edu percent_source_unaligned = Param.Percent(50, 434276Sgblack@eecs.umich.edu "percent of copy source address that are unaligned") 444276Sgblack@eecs.umich.edu percent_functional = Param.Percent(50, "percent of access that are functional") 454276Sgblack@eecs.umich.edu percent_uncacheable = Param.Percent(10, 464276Sgblack@eecs.umich.edu "target uncacheable percentage") 474276Sgblack@eecs.umich.edu progress_interval = Param.Counter(1000000, 484276Sgblack@eecs.umich.edu "progress report interval (in accesses)") 494276Sgblack@eecs.umich.edu trace_addr = Param.Addr(0, "address to trace") 504276Sgblack@eecs.umich.edu 514276Sgblack@eecs.umich.edu test = Port("Port to the memory system to test") 524276Sgblack@eecs.umich.edu functional = Port("Port to the functional memory used for verification") 534276Sgblack@eecs.umich.edu