memtest-ruby.py (6862:3d308cbd1657) memtest-ruby.py (6919:dd45a54732aa)
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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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#
27# Authors: Ron Dreslinski
28
29import m5
30from m5.objects import *
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

--- 14 unchanged lines hidden (view full) ---

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#
27# Authors: Ron Dreslinski
28
29import m5
30from m5.objects import *
31from m5.defines import buildEnv
32from m5.util import addToPath
33import os, optparse, sys
31
34
35if buildEnv['FULL_SYSTEM']:
36 panic("This script requires system-emulation mode (*_SE).")
32
37
38# Get paths we might need
39config_path = os.path.dirname(os.path.abspath(__file__))
40config_root = os.path.dirname(config_path)
41m5_root = os.path.dirname(config_root)
42addToPath(config_root+'/configs/common')
43addToPath(config_root+'/configs/ruby')
44
45import Ruby
46
47parser = optparse.OptionParser()
48
49#
50# Set the default cache size and associativity to be very small to encourage
51# races between requests and writebacks.
52#
53parser.add_option("--l1d_size", type="string", default="256B")
54parser.add_option("--l1i_size", type="string", default="256B")
55parser.add_option("--l2_size", type="string", default="512B")
56parser.add_option("--l1d_assoc", type="int", default=2)
57parser.add_option("--l1i_assoc", type="int", default=2)
58parser.add_option("--l2_assoc", type="int", default=2)
59
60execfile(os.path.join(config_root, "configs/common", "Options.py"))
61
62(options, args) = parser.parse_args()
63
33#MAX CORES IS 8 with the fals sharing method
34nb_cores = 8
35cpus = [ MemTest() for i in xrange(nb_cores) ]
36
64#MAX CORES IS 8 with the fals sharing method
65nb_cores = 8
66cpus = [ MemTest() for i in xrange(nb_cores) ]
67
37import ruby_config
38ruby_memory = ruby_config.generate("TwoLevel_SplitL1UnifiedL2.rb", nb_cores)
39
68# overwrite options.num_cpus with the nb_cores value
69options.num_cpus = nb_cores
70
40# system simulated
71# system simulated
41system = System(cpu = cpus, funcmem = PhysicalMemory(),
42 physmem = ruby_memory,
43 membus = Bus(clock="500GHz", width=16))
72system = System(cpu = cpus,
73 funcmem = PhysicalMemory(),
74 physmem = PhysicalMemory())
44
75
45for cpu in cpus:
46 cpu.test = system.membus.port
47 cpu.functional = system.funcmem.port
76system.ruby = Ruby.create_system(options, system.physmem)
48
77
49system.physmem.port = system.membus.port
78assert(len(cpus) == len(system.ruby.cpu_ruby_ports))
50
79
80for (i, ruby_port) in enumerate(system.ruby.cpu_ruby_ports):
81 #
82 # Tie the cpu test and functional ports to the ruby cpu ports and
83 # physmem, respectively
84 #
85 cpus[i].test = ruby_port.port
86 cpus[i].functional = system.funcmem.port
87
51# -----------------------
52# run simulation
53# -----------------------
54
55root = Root(system = system)
56root.system.mem_mode = 'timing'
88# -----------------------
89# run simulation
90# -----------------------
91
92root = Root(system = system)
93root.system.mem_mode = 'timing'