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#
13# Copyright (c) 2006-2008 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
21# notice, this list of conditions and the following disclaimer in the
22# documentation and/or other materials provided with the distribution;
23# neither the name of the copyright holders nor the names of its
24# contributors may be used to endorse or promote products derived from
25# this software without specific prior written permission.
26#
27# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
30# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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#
39# Authors: Lisa Hsu
40
41import m5
42from m5.defines import buildEnv
43from m5.objects import *
44from Benchmarks import *
45
46import CpuConfig
47import MemConfig
48
49def _listCpuTypes(option, opt, value, parser):
50 CpuConfig.print_cpu_list()
51 sys.exit(0)
52
53def _listMemTypes(option, opt, value, parser):
54 MemConfig.print_mem_list()
55 sys.exit(0)
56
57def addCommonOptions(parser):
58 # system options
59 parser.add_option("--list-cpu-types",
60 action="callback", callback=_listCpuTypes,
61 help="List available CPU types")
62 parser.add_option("--cpu-type", type="choice", default="atomic",
63 choices=CpuConfig.cpu_names(),
64 help = "type of cpu to run with")
65 parser.add_option("--checker", action="store_true");
66 parser.add_option("-n", "--num-cpus", type="int", default=1)
67 parser.add_option("--sys-voltage", action="store", type="string",
68 default='1.0V',
69 help = """Top-level voltage for blocks running at system
70 power supply""")
71 parser.add_option("--sys-clock", action="store", type="string",
72 default='1GHz',
73 help = """Top-level clock for blocks running at system
74 speed""")
75 parser.add_option("--cpu-clock", action="store", type="string",
76 default='2GHz',
77 help="Clock for blocks running at CPU speed")
78 parser.add_option("--smt", action="store_true", default=False,
79 help = """
80 Only used if multiple programs are specified. If true,
81 then the number of threads per cpu is same as the
82 number of programs.""")
83
84 # Memory Options
85 parser.add_option("--list-mem-types",
86 action="callback", callback=_listMemTypes,
87 help="List available memory types")
88 parser.add_option("--mem-type", type="choice", default="ddr3_1600_x64",
89 choices=MemConfig.mem_names(),
90 help = "type of memory to use")
91 parser.add_option("--mem-channels", type="int", default=1,
92 help = "number of memory channels")
| 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#
13# Copyright (c) 2006-2008 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
21# notice, this list of conditions and the following disclaimer in the
22# documentation and/or other materials provided with the distribution;
23# neither the name of the copyright holders nor the names of its
24# contributors may be used to endorse or promote products derived from
25# this software without specific prior written permission.
26#
27# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
30# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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#
39# Authors: Lisa Hsu
40
41import m5
42from m5.defines import buildEnv
43from m5.objects import *
44from Benchmarks import *
45
46import CpuConfig
47import MemConfig
48
49def _listCpuTypes(option, opt, value, parser):
50 CpuConfig.print_cpu_list()
51 sys.exit(0)
52
53def _listMemTypes(option, opt, value, parser):
54 MemConfig.print_mem_list()
55 sys.exit(0)
56
57def addCommonOptions(parser):
58 # system options
59 parser.add_option("--list-cpu-types",
60 action="callback", callback=_listCpuTypes,
61 help="List available CPU types")
62 parser.add_option("--cpu-type", type="choice", default="atomic",
63 choices=CpuConfig.cpu_names(),
64 help = "type of cpu to run with")
65 parser.add_option("--checker", action="store_true");
66 parser.add_option("-n", "--num-cpus", type="int", default=1)
67 parser.add_option("--sys-voltage", action="store", type="string",
68 default='1.0V',
69 help = """Top-level voltage for blocks running at system
70 power supply""")
71 parser.add_option("--sys-clock", action="store", type="string",
72 default='1GHz',
73 help = """Top-level clock for blocks running at system
74 speed""")
75 parser.add_option("--cpu-clock", action="store", type="string",
76 default='2GHz',
77 help="Clock for blocks running at CPU speed")
78 parser.add_option("--smt", action="store_true", default=False,
79 help = """
80 Only used if multiple programs are specified. If true,
81 then the number of threads per cpu is same as the
82 number of programs.""")
83
84 # Memory Options
85 parser.add_option("--list-mem-types",
86 action="callback", callback=_listMemTypes,
87 help="List available memory types")
88 parser.add_option("--mem-type", type="choice", default="ddr3_1600_x64",
89 choices=MemConfig.mem_names(),
90 help = "type of memory to use")
91 parser.add_option("--mem-channels", type="int", default=1,
92 help = "number of memory channels")
|
93 parser.add_option("--mem-size", action="store", type="string",
94 default="512MB",
95 help="Specify the physical memory size (single memory)")
96
97 parser.add_option("-l", "--lpae", action="store_true")
98 parser.add_option("-V", "--virtualisation", action="store_true")
99
100 parser.add_option("--memchecker", action="store_true")
101
102 # Cache Options
103 parser.add_option("--caches", action="store_true")
104 parser.add_option("--l2cache", action="store_true")
105 parser.add_option("--fastmem", action="store_true")
106 parser.add_option("--num-dirs", type="int", default=1)
107 parser.add_option("--num-l2caches", type="int", default=1)
108 parser.add_option("--num-l3caches", type="int", default=1)
109 parser.add_option("--l1d_size", type="string", default="64kB")
110 parser.add_option("--l1i_size", type="string", default="32kB")
111 parser.add_option("--l2_size", type="string", default="2MB")
112 parser.add_option("--l3_size", type="string", default="16MB")
113 parser.add_option("--l1d_assoc", type="int", default=2)
114 parser.add_option("--l1i_assoc", type="int", default=2)
115 parser.add_option("--l2_assoc", type="int", default=8)
116 parser.add_option("--l3_assoc", type="int", default=16)
117 parser.add_option("--cacheline_size", type="int", default=64)
118
119 # Enable Ruby
120 parser.add_option("--ruby", action="store_true")
121
122 # Run duration options
123 parser.add_option("-m", "--abs-max-tick", type="int", default=m5.MaxTick,
124 metavar="TICKS", help="Run to absolute simulated tick " \
125 "specified including ticks from a restored checkpoint")
126 parser.add_option("--rel-max-tick", type="int", default=None,
127 metavar="TICKS", help="Simulate for specified number of" \
128 " ticks relative to the simulation start tick (e.g. if " \
129 "restoring a checkpoint)")
130 parser.add_option("--maxtime", type="float", default=None,
131 help="Run to the specified absolute simulated time in " \
132 "seconds")
133 parser.add_option("-I", "--maxinsts", action="store", type="int",
134 default=None, help="""Total number of instructions to
135 simulate (default: run forever)""")
136 parser.add_option("--work-item-id", action="store", type="int",
137 help="the specific work id for exit & checkpointing")
138 parser.add_option("--num-work-ids", action="store", type="int",
139 help="Number of distinct work item types")
140 parser.add_option("--work-begin-cpu-id-exit", action="store", type="int",
141 help="exit when work starts on the specified cpu")
142 parser.add_option("--work-end-exit-count", action="store", type="int",
143 help="exit at specified work end count")
144 parser.add_option("--work-begin-exit-count", action="store", type="int",
145 help="exit at specified work begin count")
146 parser.add_option("--init-param", action="store", type="int", default=0,
147 help="""Parameter available in simulation with m5
148 initparam""")
149
150 # Simpoint options
151 parser.add_option("--simpoint-profile", action="store_true",
152 help="Enable basic block profiling for SimPoints")
153 parser.add_option("--simpoint-interval", type="int", default=10000000,
154 help="SimPoint interval in num of instructions")
155 parser.add_option("--take-simpoint-checkpoints", action="store", type="string",
156 help="<simpoint file,weight file,interval-length,warmup-length>")
157 parser.add_option("--restore-simpoint-checkpoint", action="store_true",
158 help="restore from a simpoint checkpoint taken with " +
159 "--take-simpoint-checkpoints")
160
161 # Checkpointing options
162 ###Note that performing checkpointing via python script files will override
163 ###checkpoint instructions built into binaries.
164 parser.add_option("--take-checkpoints", action="store", type="string",
165 help="<M,N> take checkpoints at tick M and every N ticks thereafter")
166 parser.add_option("--max-checkpoints", action="store", type="int",
167 help="the maximum number of checkpoints to drop", default=5)
168 parser.add_option("--checkpoint-dir", action="store", type="string",
169 help="Place all checkpoints in this absolute directory")
170 parser.add_option("-r", "--checkpoint-restore", action="store", type="int",
171 help="restore from checkpoint <N>")
172 parser.add_option("--checkpoint-at-end", action="store_true",
173 help="take a checkpoint at end of run")
174 parser.add_option("--work-begin-checkpoint-count", action="store", type="int",
175 help="checkpoint at specified work begin count")
176 parser.add_option("--work-end-checkpoint-count", action="store", type="int",
177 help="checkpoint at specified work end count")
178 parser.add_option("--work-cpus-checkpoint-count", action="store", type="int",
179 help="checkpoint and exit when active cpu count is reached")
180 parser.add_option("--restore-with-cpu", action="store", type="choice",
181 default="atomic", choices=CpuConfig.cpu_names(),
182 help = "cpu type for restoring from a checkpoint")
183
184
185 # CPU Switching - default switch model goes from a checkpoint
186 # to a timing simple CPU with caches to warm up, then to detailed CPU for
187 # data measurement
188 parser.add_option("--repeat-switch", action="store", type="int",
189 default=None,
190 help="switch back and forth between CPUs with period <N>")
191 parser.add_option("-s", "--standard-switch", action="store", type="int",
192 default=None,
193 help="switch from timing to Detailed CPU after warmup period of <N>")
194 parser.add_option("-p", "--prog-interval", type="str",
195 help="CPU Progress Interval")
196
197 # Fastforwarding and simpoint related materials
198 parser.add_option("-W", "--warmup-insts", action="store", type="int",
199 default=None,
200 help="Warmup period in total instructions (requires --standard-switch)")
201 parser.add_option("--bench", action="store", type="string", default=None,
202 help="base names for --take-checkpoint and --checkpoint-restore")
203 parser.add_option("-F", "--fast-forward", action="store", type="string",
204 default=None,
205 help="Number of instructions to fast forward before switching")
206 parser.add_option("-S", "--simpoint", action="store_true", default=False,
207 help="""Use workload simpoints as an instruction offset for
208 --checkpoint-restore or --take-checkpoint.""")
209 parser.add_option("--at-instruction", action="store_true", default=False,
210 help="""Treat value of --checkpoint-restore or --take-checkpoint as a
211 number of instructions.""")
212 parser.add_option("--spec-input", default="ref", type="choice",
213 choices=["ref", "test", "train", "smred", "mdred",
214 "lgred"],
215 help="Input set size for SPEC CPU2000 benchmarks.")
216 parser.add_option("--arm-iset", default="arm", type="choice",
217 choices=["arm", "thumb", "aarch64"],
218 help="ARM instruction set.")
219
220
221def addSEOptions(parser):
222 # Benchmark options
223 parser.add_option("-c", "--cmd", default="",
224 help="The binary to run in syscall emulation mode.")
225 parser.add_option("-o", "--options", default="",
226 help="""The options to pass to the binary, use " "
227 around the entire string""")
228 parser.add_option("-i", "--input", default="",
229 help="Read stdin from a file.")
230 parser.add_option("--output", default="",
231 help="Redirect stdout to a file.")
232 parser.add_option("--errout", default="",
233 help="Redirect stderr to a file.")
234
235def addFSOptions(parser):
236 # Simulation options
237 parser.add_option("--timesync", action="store_true",
238 help="Prevent simulated time from getting ahead of real time")
239
240 # System options
241 parser.add_option("--kernel", action="store", type="string")
242 parser.add_option("--script", action="store", type="string")
243 parser.add_option("--frame-capture", action="store_true",
244 help="Stores changed frame buffers from the VNC server to compressed "\
245 "files in the gem5 output directory")
246
247 if buildEnv['TARGET_ISA'] == "arm":
248 parser.add_option("--bare-metal", action="store_true",
249 help="Provide the raw system without the linux specific bits")
250 parser.add_option("--machine-type", action="store", type="choice",
251 choices=ArmMachineType.map.keys(), default="VExpress_EMM")
252 parser.add_option("--dtb-filename", action="store", type="string",
253 help="Specifies device tree blob file to use with device-tree-"\
254 "enabled kernels")
255 parser.add_option("--enable-context-switch-stats-dump", \
256 action="store_true", help="Enable stats dump at context "\
257 "switches and dump tasks file (required for Streamline)")
258
259 # Benchmark options
260 parser.add_option("--dual", action="store_true",
261 help="Simulate two systems attached with an ethernet link")
262 parser.add_option("-b", "--benchmark", action="store", type="string",
263 dest="benchmark",
264 help="Specify the benchmark to run. Available benchmarks: %s"\
265 % DefinedBenchmarks)
266
267 # Metafile options
268 parser.add_option("--etherdump", action="store", type="string", dest="etherdump",
269 help="Specify the filename to dump a pcap capture of the" \
270 "ethernet traffic")
271
272 # Disk Image Options
273 parser.add_option("--disk-image", action="store", type="string", default=None,
274 help="Path to the disk image to use.")
275
276 # Command line options
277 parser.add_option("--command-line", action="store", type="string",
278 default=None,
279 help="Template for the kernel command line.")
280 parser.add_option("--command-line-file", action="store",
281 default=None, type="string",
282 help="File with a template for the kernel command line")
| 95 parser.add_option("--mem-size", action="store", type="string",
96 default="512MB",
97 help="Specify the physical memory size (single memory)")
98
99 parser.add_option("-l", "--lpae", action="store_true")
100 parser.add_option("-V", "--virtualisation", action="store_true")
101
102 parser.add_option("--memchecker", action="store_true")
103
104 # Cache Options
105 parser.add_option("--caches", action="store_true")
106 parser.add_option("--l2cache", action="store_true")
107 parser.add_option("--fastmem", action="store_true")
108 parser.add_option("--num-dirs", type="int", default=1)
109 parser.add_option("--num-l2caches", type="int", default=1)
110 parser.add_option("--num-l3caches", type="int", default=1)
111 parser.add_option("--l1d_size", type="string", default="64kB")
112 parser.add_option("--l1i_size", type="string", default="32kB")
113 parser.add_option("--l2_size", type="string", default="2MB")
114 parser.add_option("--l3_size", type="string", default="16MB")
115 parser.add_option("--l1d_assoc", type="int", default=2)
116 parser.add_option("--l1i_assoc", type="int", default=2)
117 parser.add_option("--l2_assoc", type="int", default=8)
118 parser.add_option("--l3_assoc", type="int", default=16)
119 parser.add_option("--cacheline_size", type="int", default=64)
120
121 # Enable Ruby
122 parser.add_option("--ruby", action="store_true")
123
124 # Run duration options
125 parser.add_option("-m", "--abs-max-tick", type="int", default=m5.MaxTick,
126 metavar="TICKS", help="Run to absolute simulated tick " \
127 "specified including ticks from a restored checkpoint")
128 parser.add_option("--rel-max-tick", type="int", default=None,
129 metavar="TICKS", help="Simulate for specified number of" \
130 " ticks relative to the simulation start tick (e.g. if " \
131 "restoring a checkpoint)")
132 parser.add_option("--maxtime", type="float", default=None,
133 help="Run to the specified absolute simulated time in " \
134 "seconds")
135 parser.add_option("-I", "--maxinsts", action="store", type="int",
136 default=None, help="""Total number of instructions to
137 simulate (default: run forever)""")
138 parser.add_option("--work-item-id", action="store", type="int",
139 help="the specific work id for exit & checkpointing")
140 parser.add_option("--num-work-ids", action="store", type="int",
141 help="Number of distinct work item types")
142 parser.add_option("--work-begin-cpu-id-exit", action="store", type="int",
143 help="exit when work starts on the specified cpu")
144 parser.add_option("--work-end-exit-count", action="store", type="int",
145 help="exit at specified work end count")
146 parser.add_option("--work-begin-exit-count", action="store", type="int",
147 help="exit at specified work begin count")
148 parser.add_option("--init-param", action="store", type="int", default=0,
149 help="""Parameter available in simulation with m5
150 initparam""")
151
152 # Simpoint options
153 parser.add_option("--simpoint-profile", action="store_true",
154 help="Enable basic block profiling for SimPoints")
155 parser.add_option("--simpoint-interval", type="int", default=10000000,
156 help="SimPoint interval in num of instructions")
157 parser.add_option("--take-simpoint-checkpoints", action="store", type="string",
158 help="<simpoint file,weight file,interval-length,warmup-length>")
159 parser.add_option("--restore-simpoint-checkpoint", action="store_true",
160 help="restore from a simpoint checkpoint taken with " +
161 "--take-simpoint-checkpoints")
162
163 # Checkpointing options
164 ###Note that performing checkpointing via python script files will override
165 ###checkpoint instructions built into binaries.
166 parser.add_option("--take-checkpoints", action="store", type="string",
167 help="<M,N> take checkpoints at tick M and every N ticks thereafter")
168 parser.add_option("--max-checkpoints", action="store", type="int",
169 help="the maximum number of checkpoints to drop", default=5)
170 parser.add_option("--checkpoint-dir", action="store", type="string",
171 help="Place all checkpoints in this absolute directory")
172 parser.add_option("-r", "--checkpoint-restore", action="store", type="int",
173 help="restore from checkpoint <N>")
174 parser.add_option("--checkpoint-at-end", action="store_true",
175 help="take a checkpoint at end of run")
176 parser.add_option("--work-begin-checkpoint-count", action="store", type="int",
177 help="checkpoint at specified work begin count")
178 parser.add_option("--work-end-checkpoint-count", action="store", type="int",
179 help="checkpoint at specified work end count")
180 parser.add_option("--work-cpus-checkpoint-count", action="store", type="int",
181 help="checkpoint and exit when active cpu count is reached")
182 parser.add_option("--restore-with-cpu", action="store", type="choice",
183 default="atomic", choices=CpuConfig.cpu_names(),
184 help = "cpu type for restoring from a checkpoint")
185
186
187 # CPU Switching - default switch model goes from a checkpoint
188 # to a timing simple CPU with caches to warm up, then to detailed CPU for
189 # data measurement
190 parser.add_option("--repeat-switch", action="store", type="int",
191 default=None,
192 help="switch back and forth between CPUs with period <N>")
193 parser.add_option("-s", "--standard-switch", action="store", type="int",
194 default=None,
195 help="switch from timing to Detailed CPU after warmup period of <N>")
196 parser.add_option("-p", "--prog-interval", type="str",
197 help="CPU Progress Interval")
198
199 # Fastforwarding and simpoint related materials
200 parser.add_option("-W", "--warmup-insts", action="store", type="int",
201 default=None,
202 help="Warmup period in total instructions (requires --standard-switch)")
203 parser.add_option("--bench", action="store", type="string", default=None,
204 help="base names for --take-checkpoint and --checkpoint-restore")
205 parser.add_option("-F", "--fast-forward", action="store", type="string",
206 default=None,
207 help="Number of instructions to fast forward before switching")
208 parser.add_option("-S", "--simpoint", action="store_true", default=False,
209 help="""Use workload simpoints as an instruction offset for
210 --checkpoint-restore or --take-checkpoint.""")
211 parser.add_option("--at-instruction", action="store_true", default=False,
212 help="""Treat value of --checkpoint-restore or --take-checkpoint as a
213 number of instructions.""")
214 parser.add_option("--spec-input", default="ref", type="choice",
215 choices=["ref", "test", "train", "smred", "mdred",
216 "lgred"],
217 help="Input set size for SPEC CPU2000 benchmarks.")
218 parser.add_option("--arm-iset", default="arm", type="choice",
219 choices=["arm", "thumb", "aarch64"],
220 help="ARM instruction set.")
221
222
223def addSEOptions(parser):
224 # Benchmark options
225 parser.add_option("-c", "--cmd", default="",
226 help="The binary to run in syscall emulation mode.")
227 parser.add_option("-o", "--options", default="",
228 help="""The options to pass to the binary, use " "
229 around the entire string""")
230 parser.add_option("-i", "--input", default="",
231 help="Read stdin from a file.")
232 parser.add_option("--output", default="",
233 help="Redirect stdout to a file.")
234 parser.add_option("--errout", default="",
235 help="Redirect stderr to a file.")
236
237def addFSOptions(parser):
238 # Simulation options
239 parser.add_option("--timesync", action="store_true",
240 help="Prevent simulated time from getting ahead of real time")
241
242 # System options
243 parser.add_option("--kernel", action="store", type="string")
244 parser.add_option("--script", action="store", type="string")
245 parser.add_option("--frame-capture", action="store_true",
246 help="Stores changed frame buffers from the VNC server to compressed "\
247 "files in the gem5 output directory")
248
249 if buildEnv['TARGET_ISA'] == "arm":
250 parser.add_option("--bare-metal", action="store_true",
251 help="Provide the raw system without the linux specific bits")
252 parser.add_option("--machine-type", action="store", type="choice",
253 choices=ArmMachineType.map.keys(), default="VExpress_EMM")
254 parser.add_option("--dtb-filename", action="store", type="string",
255 help="Specifies device tree blob file to use with device-tree-"\
256 "enabled kernels")
257 parser.add_option("--enable-context-switch-stats-dump", \
258 action="store_true", help="Enable stats dump at context "\
259 "switches and dump tasks file (required for Streamline)")
260
261 # Benchmark options
262 parser.add_option("--dual", action="store_true",
263 help="Simulate two systems attached with an ethernet link")
264 parser.add_option("-b", "--benchmark", action="store", type="string",
265 dest="benchmark",
266 help="Specify the benchmark to run. Available benchmarks: %s"\
267 % DefinedBenchmarks)
268
269 # Metafile options
270 parser.add_option("--etherdump", action="store", type="string", dest="etherdump",
271 help="Specify the filename to dump a pcap capture of the" \
272 "ethernet traffic")
273
274 # Disk Image Options
275 parser.add_option("--disk-image", action="store", type="string", default=None,
276 help="Path to the disk image to use.")
277
278 # Command line options
279 parser.add_option("--command-line", action="store", type="string",
280 default=None,
281 help="Template for the kernel command line.")
282 parser.add_option("--command-line-file", action="store",
283 default=None, type="string",
284 help="File with a template for the kernel command line")
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