1 # Copyright (c) 2006-2007 The Regents of The University of Michigan
2 # Copyright (c) 2009 Advanced Micro Devices, Inc.
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;
9 # redistributions in binary form must reproduce the above copyright
10 # notice, this list of conditions and the following disclaimer in the
11 # documentation and/or other materials provided with the distribution;
12 # neither the name of the copyright holders nor the names of its
13 # contributors may be used to endorse or promote products derived from
14 # this software without specific prior written permission.
16 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.
28 # Authors: Ron Dreslinski
32 from m5
.objects
import *
33 from m5
.defines
import buildEnv
34 from m5
.util
import addToPath
35 import os
, optparse
, sys
36 addToPath('../common')
41 # Get paths we might need. It's expected this file is in m5/configs/example.
42 config_path
= os
.path
.dirname(os
.path
.abspath(__file__
))
43 config_root
= os
.path
.dirname(config_path
)
44 m5_root
= os
.path
.dirname(config_root
)
46 parser
= optparse
.OptionParser()
48 parser
.add_option("-l", "--requests", metavar
="N", default
=100,
49 help="Stop after N requests")
50 parser
.add_option("-f", "--wakeup_freq", metavar
="N", default
=10,
51 help="Wakeup every N cycles")
52 parser
.add_option("--test-type", type="string", default
="SeriesGetx",
53 help="SeriesGetx|SeriesGets|Invalidate")
56 # Add the ruby specific and protocol specific options
58 Ruby
.define_options(parser
)
60 execfile(os
.path
.join(config_root
, "common", "Options.py"))
62 (options
, args
) = parser
.parse_args()
65 print "Error: script doesn't take any positional arguments"
69 # Select the direct test generator
71 if options
.test_type
== "SeriesGetx":
72 generator
= SeriesRequestGenerator(num_cpus
= options
.num_cpus
,
74 elif options
.test_type
== "SeriesGets":
75 generator
= SeriesRequestGenerator(num_cpus
= options
.num_cpus
,
77 elif options
.test_type
== "Invalidate":
78 generator
= InvalidateGenerator(num_cpus
= options
.num_cpus
)
80 print "Error: unknown direct test generator"
84 # Create the M5 system. Note that the PhysicalMemory Object isn't
85 # actually used by the rubytester, but is included to support the
86 # M5 memory size == Ruby memory size checks
88 system
= System(physmem
= PhysicalMemory())
91 # Create the ruby random tester
93 system
.tester
= RubyDirectedTester(requests_to_complete
= \
95 generator
= generator
)
97 Ruby
.create_system(options
, system
)
99 assert(options
.num_cpus
== len(system
.ruby
._cpu
_ruby
_ports
))
101 for ruby_port
in system
.ruby
._cpu
_ruby
_ports
:
103 # Tie the ruby tester ports to the ruby cpu ports
105 system
.tester
.cpuPort
= ruby_port
.port
107 # -----------------------
109 # -----------------------
111 root
= Root( full_system
= False, system
= system
)
112 root
.system
.mem_mode
= 'timing'
114 # Not much point in this being higher than the L1 latency
115 m5
.ticks
.setGlobalFrequency('1ns')
117 # instantiate configuration
120 # simulate until program terminates
121 exit_event
= m5
.simulate(options
.maxtick
)
123 print 'Exiting @ tick', m5
.curTick(), 'because', exit_event
.getCause()