simple-atomic-mp.py (9790:ccc428657233) simple-atomic-mp.py (9792:c02004c2cc5b)
1# Copyright (c) 2013 ARM Limited
2# All rights reserved.
3#
4# The license below extends only to copyright in the software and shall
5# not be construed as granting a license to any other intellectual
6# property including but not limited to intellectual property relating
7# to a hardware implementation of the functionality of the software
8# licensed hereunder. You may use the software subject to the license
9# terms below provided that you ensure that this notice is replicated
10# unmodified and in its entirety in all distributions of the software,
11# modified or unmodified, in source code or in binary form.
12#
1# Copyright (c) 2006-2007 The Regents of The University of Michigan
2# All rights reserved.
3#
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

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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.
26#
13# Copyright (c) 2006-2007 The Regents of The University of Michigan
14# All rights reserved.
15#
16# Redistribution and use in source and binary forms, with or without
17# modification, are permitted provided that the following conditions are
18# met: redistributions of source code must retain the above copyright
19# notice, this list of conditions and the following disclaimer;
20# redistributions in binary form must reproduce the above copyright

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31# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
32# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
33# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
34# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
35# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
36# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
37# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38#
27# Authors: Ron Dreslinski
39# Authors: Andreas Hansson
28
40
29import m5
30from m5.objects import *
41from m5.objects import *
31m5.util.addToPath('../configs/common')
32from Caches import *
42from base_config import *
33
34nb_cores = 4
43
44nb_cores = 4
35cpus = [ AtomicSimpleCPU(cpu_id=i) for i in xrange(nb_cores) ]
36
37# system simulated
38system = System(cpu = cpus,
39 physmem = SimpleMemory(range = AddrRange('1024MB')),
40 membus = CoherentBus())
41system.clock = '1GHz'
42# l2cache & bus
43system.toL2Bus = CoherentBus(clock = '2GHz')
44system.l2c = L2Cache(clock = '2GHz', size='4MB', assoc=8)
45system.l2c.cpu_side = system.toL2Bus.master
46
47# connect l2c to membus
48system.l2c.mem_side = system.membus.slave
49
50# add L1 caches
51for cpu in cpus:
52 cpu.addPrivateSplitL1Caches(L1Cache(size = '32kB', assoc = 1),
53 L1Cache(size = '32kB', assoc = 4))
54 # create the interrupt controller
55 cpu.createInterruptController()
56 # connect cpu level-1 caches to shared level-2 cache
57 cpu.connectAllPorts(system.toL2Bus, system.membus)
58 cpu.clock = '2GHz'
59
60# connect memory to membus
61system.physmem.port = system.membus.master
62
63# connect system port to membus
64system.system_port = system.membus.slave
65
66# -----------------------
67# run simulation
68# -----------------------
69
70root = Root( full_system = False, system = system )
71root.system.mem_mode = 'atomic'
45root = BaseSESystem(mem_mode='atomic', cpu_class=AtomicSimpleCPU,
46 num_cpus=nb_cores).create_root()