1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
|
# Copyright (c) 2009 Advanced Micro Devices, Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met: redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer;
# redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution;
# neither the name of the copyright holders nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# Authors: Brad Beckmann
#
# Full system configuraiton for ruby
#
import os
import optparse
import sys
from os.path import join as joinpath
import m5
from m5.defines import buildEnv
from m5.objects import *
from m5.util import addToPath, panic
if not buildEnv['FULL_SYSTEM']:
panic("This script requires full-system mode (*_FS).")
addToPath('../../tests/configs/')
addToPath('../common')
import ruby_config
from FSConfig import *
from SysPaths import *
from Benchmarks import *
import Simulation
from Caches import *
# Get paths we might need. It's expected this file is in m5/configs/example.
config_path = os.path.dirname(os.path.abspath(__file__))
config_root = os.path.dirname(config_path)
m5_root = os.path.dirname(config_root)
parser = optparse.OptionParser()
# Benchmark options
parser.add_option("-b", "--benchmark", action="store", type="string",
dest="benchmark",
help="Specify the benchmark to run. Available benchmarks: %s"\
% DefinedBenchmarks)
parser.add_option("-o", "--options", default="",
help='The options to pass to the binary, use " " around the entire string')
parser.add_option("-i", "--input", default="", help="Read stdin from a file.")
parser.add_option("--output", default="", help="Redirect stdout to a file.")
parser.add_option("--errout", default="", help="Redirect stderr to a file.")
# ruby options
parser.add_option("--ruby-debug", action="store_true")
parser.add_option("--ruby-debug-file", default="", help="Ruby debug out file (stdout if blank)")
parser.add_option("--protocol", default="", help="Ruby protocol compiled into binary")
# ruby host memory experimentation
parser.add_option("--cache_size", type="int")
parser.add_option("--cache_assoc", type="int")
parser.add_option("--map_levels", type="int")
execfile(os.path.join(config_root, "common", "Options.py"))
(options, args) = parser.parse_args()
if args:
print "Error: script doesn't take any positional arguments"
sys.exit(1)
if options.benchmark:
try:
bm = Benchmarks[options.benchmark]
except KeyError:
print "Error benchmark %s has not been defined." % options.benchmark
print "Valid benchmarks are: %s" % DefinedBenchmarks
sys.exit(1)
else:
bm = [SysConfig()]
#
# currently ruby fs only works in simple timing mode because ruby does not
# support atomic accesses by devices. Also ruby_fs currently assumes
# that is running a checkpoints that were created by ALPHA_FS under atomic
# mode. Since switch cpus are not defined in these checkpoints, we don't
# fast forward with the atomic cpu and instead set the FutureClass to None.
# Therefore the cpus resolve to the correct names and unserialize correctly.
#
assert(options.timing)
class CPUClass(TimingSimpleCPU): pass
test_mem_mode = 'timing'
FutureClass = None
CPUClass.clock = '1GHz'
#
# Since we are running in timing mode, set the number of M5 ticks to ruby ticks
# to the cpu clock frequency
#
M5_to_ruby_tick = '1000t'
np = options.num_cpus
# check for max instruction count
if options.max_inst:
max_inst = options.max_inst
else:
max_inst = 0
# set cache size
if options.cache_size:
cache_size = options.cache_size
else:
cache_size = 32768 # 32 kB is default
# set cache assoc
if options.cache_assoc:
cache_assoc = options.cache_assoc
else:
cache_assoc = 8 # 8 is default
# set map levels
if options.map_levels:
map_levels = options.map_levels
else:
map_levels = 4 # 4 levels is the default
if options.protocol == "MOESI_hammer":
ruby_config_file = "MOESI_hammer-homogeneous.rb"
elif options.protocol == "MOESI_CMP_token":
ruby_config_file = "TwoLevel_SplitL1UnifiedL2.rb"
elif options.protocol == "MI_example":
ruby_config_file = "MI_example-homogeneous.rb"
else:
print "Error: unsupported ruby protocol"
sys.exit(1)
#
# Currently, since ruby configuraiton is separate from m5, we need to manually
# tell ruby that two dma ports are created by makeLinuxAlphaRubySystem().
# Eventually, this will be fix with a unified configuration system.
#
rubymem = ruby_config.generate(ruby_config_file,
np,
np,
128,
False,
cache_size,
cache_assoc,
map_levels,
2,
M5_to_ruby_tick)
if options.ruby_debug == True:
rubymem.debug = True
rubymem.debug_file = options.ruby_debug_file
system = makeLinuxAlphaRubySystem(test_mem_mode, rubymem, bm[0])
system.cpu = [CPUClass(cpu_id=i) for i in xrange(np)]
if options.l2cache:
print "Error: -l2cache incompatible with ruby, must configure it ruby-style"
sys.exit(1)
if options.caches:
print "Error: -caches incompatible with ruby, must configure it ruby-style"
sys.exit(1)
for i in xrange(np):
system.cpu[i].connectMemPorts(system.physmem)
if options.fastmem:
system.cpu[i].physmem_port = system.physmem.port
root = Root(system = system)
Simulation.run(options, root, system, FutureClass)
|
