MemTest.py revision 8832:247fee427324
15680Sgblack@eecs.umich.edu# Copyright (c) 2005-2007 The Regents of The University of Michigan 25680Sgblack@eecs.umich.edu# All rights reserved. 35680Sgblack@eecs.umich.edu# 45680Sgblack@eecs.umich.edu# Redistribution and use in source and binary forms, with or without 55680Sgblack@eecs.umich.edu# modification, are permitted provided that the following conditions are 65680Sgblack@eecs.umich.edu# met: redistributions of source code must retain the above copyright 75680Sgblack@eecs.umich.edu# notice, this list of conditions and the following disclaimer; 85680Sgblack@eecs.umich.edu# redistributions in binary form must reproduce the above copyright 95680Sgblack@eecs.umich.edu# notice, this list of conditions and the following disclaimer in the 105680Sgblack@eecs.umich.edu# documentation and/or other materials provided with the distribution; 115680Sgblack@eecs.umich.edu# neither the name of the copyright holders nor the names of its 125680Sgblack@eecs.umich.edu# contributors may be used to endorse or promote products derived from 135680Sgblack@eecs.umich.edu# this software without specific prior written permission. 145680Sgblack@eecs.umich.edu# 155680Sgblack@eecs.umich.edu# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 165680Sgblack@eecs.umich.edu# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 175680Sgblack@eecs.umich.edu# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 185680Sgblack@eecs.umich.edu# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 195680Sgblack@eecs.umich.edu# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 205680Sgblack@eecs.umich.edu# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 215680Sgblack@eecs.umich.edu# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 225680Sgblack@eecs.umich.edu# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 235680Sgblack@eecs.umich.edu# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 245680Sgblack@eecs.umich.edu# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 255680Sgblack@eecs.umich.edu# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 265680Sgblack@eecs.umich.edu# 275680Sgblack@eecs.umich.edu# Authors: Nathan Binkert 285680Sgblack@eecs.umich.edu 295680Sgblack@eecs.umich.edufrom MemObject import MemObject 305680Sgblack@eecs.umich.edufrom m5.params import * 315680Sgblack@eecs.umich.edufrom m5.proxy import * 325680Sgblack@eecs.umich.edu 335680Sgblack@eecs.umich.educlass MemTest(MemObject): 345680Sgblack@eecs.umich.edu type = 'MemTest' 355680Sgblack@eecs.umich.edu max_loads = Param.Counter(0, "number of loads to execute") 365680Sgblack@eecs.umich.edu atomic = Param.Bool(False, "Execute tester in atomic mode? (or timing)\n") 375680Sgblack@eecs.umich.edu memory_size = Param.Int(65536, "memory size") 385680Sgblack@eecs.umich.edu percent_dest_unaligned = Param.Percent(50, 395680Sgblack@eecs.umich.edu "percent of copy dest address that are unaligned") 405680Sgblack@eecs.umich.edu percent_reads = Param.Percent(65, "target read percentage") 415680Sgblack@eecs.umich.edu issue_dmas = Param.Bool(False, "this memtester should issue dma requests") 425680Sgblack@eecs.umich.edu percent_source_unaligned = Param.Percent(50, 435680Sgblack@eecs.umich.edu "percent of copy source address that are unaligned") 445680Sgblack@eecs.umich.edu percent_functional = Param.Percent(50, "percent of access that are functional") 455680Sgblack@eecs.umich.edu percent_uncacheable = Param.Percent(10, 465853Sgblack@eecs.umich.edu "target uncacheable percentage") 475680Sgblack@eecs.umich.edu progress_interval = Param.Counter(1000000, 485680Sgblack@eecs.umich.edu "progress report interval (in accesses)") 495680Sgblack@eecs.umich.edu trace_addr = Param.Addr(0, "address to trace") 505680Sgblack@eecs.umich.edu 515680Sgblack@eecs.umich.edu test = Port("Port to the memory system to test") 525680Sgblack@eecs.umich.edu functional = Port("Port to the functional memory used for verification") 535852Sgblack@eecs.umich.edu suppress_func_warnings = Param.Bool(False, 545852Sgblack@eecs.umich.edu "suppress warnings when functional accesses fail.\n") 555852Sgblack@eecs.umich.edu sys = Param.System(Parent.any, "System Parameter") 565680Sgblack@eecs.umich.edu 575680Sgblack@eecs.umich.edu