1 # Copyright (c) 2006-2007 The Regents of The University of Michigan
4 # Redistribution and use in source and binary forms, with or without
5 # modification, are permitted provided that the following conditions are
6 # met: redistributions of source code must retain the above copyright
7 # notice, this list of conditions and the following disclaimer;
8 # redistributions in binary form must reproduce the above copyright
9 # notice, this list of conditions and the following disclaimer in the
10 # documentation and/or other materials provided with the distribution;
11 # neither the name of the copyright holders nor the names of its
12 # contributors may be used to endorse or promote products derived from
13 # this software without specific prior written permission.
15 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
18 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
19 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
21 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 import optparse
, os
, sys
32 from m5
.objects
import *
33 m5
.AddToPath('../common')
34 from FSConfig
import *
35 from SysPaths
import *
36 from Benchmarks
import *
40 if not m5
.build_env
['FULL_SYSTEM']:
41 m5
.panic("This script requires full-system mode (ALPHA_FS).")
43 # Get paths we might need. It's expected this file is in m5/configs/example.
44 config_path
= os
.path
.dirname(os
.path
.abspath(__file__
))
45 config_root
= os
.path
.dirname(config_path
)
47 parser
= optparse
.OptionParser()
50 parser
.add_option("--kernel", action
="store", type="string")
51 parser
.add_option("--script", action
="store", type="string")
54 parser
.add_option("--l2cache", action
="store_true")
55 parser
.add_option("--dual", action
="store_true",
56 help="Simulate two systems attached with an ethernet link")
57 parser
.add_option("-b", "--benchmark", action
="store", type="string",
59 help="Specify the benchmark to run. Available benchmarks: %s"\
63 parser
.add_option("--etherdump", action
="store", type="string", dest
="etherdump",
64 help="Specify the filename to dump a pcap capture of the" \
67 execfile(os
.path
.join(config_root
, "common", "Options.py"))
69 (options
, args
) = parser
.parse_args()
72 print "Error: script doesn't take any positional arguments"
75 # driver system CPU is always simple... note this is an assignment of
76 # a class, not an instance.
77 DriveCPUClass
= AtomicSimpleCPU
78 drive_mem_mode
= 'atomic'
80 # system under test can be any CPU
81 (TestCPUClass
, test_mem_mode
, FutureClass
) = Simulation
.setCPUClass(options
)
83 TestCPUClass
.clock
= '2GHz'
84 DriveCPUClass
.clock
= '2GHz'
88 bm
= Benchmarks
[options
.benchmark
]
90 print "Error benchmark %s has not been defined." % options
.benchmark
91 print "Valid benchmarks are: %s" % DefinedBenchmarks
95 bm
= [SysConfig(), SysConfig()]
99 if m5
.build_env
['TARGET_ISA'] == "alpha":
100 test_sys
= makeLinuxAlphaSystem(test_mem_mode
, bm
[0])
101 elif m5
.build_env
['TARGET_ISA'] == "sparc":
102 test_sys
= makeSparcSystem(test_mem_mode
, bm
[0])
104 m5
.panic("incapable of building non-alpha or non-sparc full system!")
106 if options
.kernel
is not None:
107 test_sys
.kernel
= binary(options
.kernel
)
109 if options
.script
is not None:
110 test_sys
.readfile
= options
.script
112 np
= options
.num_cpus
115 test_sys
.l2
= L2Cache(size
= '2MB')
116 test_sys
.tol2bus
= Bus()
117 test_sys
.l2
.cpu_side
= test_sys
.tol2bus
.port
118 test_sys
.l2
.mem_side
= test_sys
.membus
.port
120 test_sys
.cpu
= [TestCPUClass(cpu_id
=i
) for i
in xrange(np
)]
123 test_sys
.cpu
[i
].addPrivateSplitL1Caches(L1Cache(size
= '32kB'),
124 L1Cache(size
= '64kB'))
127 test_sys
.cpu
[i
].connectMemPorts(test_sys
.tol2bus
)
129 test_sys
.cpu
[i
].connectMemPorts(test_sys
.membus
)
132 if m5
.build_env
['TARGET_ISA'] == 'alpha':
133 drive_sys
= makeLinuxAlphaSystem(drive_mem_mode
, bm
[1])
134 elif m5
.build_env
['TARGET_ISA'] == 'sparc':
135 drive_sys
= makeSparcSystem(drive_mem_mode
, bm
[1])
136 drive_sys
.cpu
= DriveCPUClass(cpu_id
=0)
137 drive_sys
.cpu
.connectMemPorts(drive_sys
.membus
)
138 root
= makeDualRoot(test_sys
, drive_sys
, options
.etherdump
)
140 root
= Root(clock
= '1THz', system
= test_sys
)
142 print "Error I don't know how to create more than 2 systems."
145 Simulation
.run(options
, root
, test_sys
, FutureClass
)