1# Copyright (c) 2006-2007 The Regents of The University of Michigan
2# Copyright (c) 2009 Advanced Micro Devices, Inc.
3# All rights reserved.
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions are
7# met: redistributions of source code must retain the above copyright
8# notice, this list of conditions and the following disclaimer;

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23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27#
28# Authors: Ron Dreslinski
29# Brad Beckmann
30
31import m5
32from m5.objects import *
33from m5.defines import buildEnv
34from m5.util import addToPath
35import os, optparse, sys
36
37addToPath('../')
38

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76options.l2_size="512B"
77options.l3_size="1kB"
78options.l1d_assoc=2
79options.l1i_assoc=2
80options.l2_assoc=2
81options.l3_assoc=2
82
83if args:
84 print "Error: script doesn't take any positional arguments"
85 sys.exit(1)
86
87block_size = 64
88
89if options.num_cpus > block_size:
90 print "Error: Number of testers %d limited to %d because of false sharing" \
91 % (options.num_cpus, block_size)
92 sys.exit(1)
93
94#
95# Currently ruby does not support atomic or uncacheable accesses
96#
97cpus = [ MemTest(atomic = False,
98 max_loads = options.maxloads,
99 issue_dmas = False,

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178m5.ticks.setGlobalFrequency('1ns')
179
180# instantiate configuration
181m5.instantiate()
182
183# simulate until program terminates
184exit_event = m5.simulate(options.abs_max_tick)
185
186print 'Exiting @ tick', m5.curTick(), 'because', exit_event.getCause()