Options.py revision 13883
12357Sktlim@umich.edu# Copyright (c) 2013 ARM Limited 22357Sktlim@umich.edu# All rights reserved. 32357Sktlim@umich.edu# 42357Sktlim@umich.edu# The license below extends only to copyright in the software and shall 52357Sktlim@umich.edu# not be construed as granting a license to any other intellectual 62357Sktlim@umich.edu# property including but not limited to intellectual property relating 72357Sktlim@umich.edu# to a hardware implementation of the functionality of the software 82357Sktlim@umich.edu# licensed hereunder. You may use the software subject to the license 92357Sktlim@umich.edu# terms below provided that you ensure that this notice is replicated 102357Sktlim@umich.edu# unmodified and in its entirety in all distributions of the software, 112357Sktlim@umich.edu# modified or unmodified, in source code or in binary form. 122357Sktlim@umich.edu# 132357Sktlim@umich.edu# Copyright (c) 2006-2008 The Regents of The University of Michigan 142357Sktlim@umich.edu# All rights reserved. 152357Sktlim@umich.edu# 162357Sktlim@umich.edu# Redistribution and use in source and binary forms, with or without 172357Sktlim@umich.edu# modification, are permitted provided that the following conditions are 182357Sktlim@umich.edu# met: redistributions of source code must retain the above copyright 192357Sktlim@umich.edu# notice, this list of conditions and the following disclaimer; 202357Sktlim@umich.edu# redistributions in binary form must reproduce the above copyright 212357Sktlim@umich.edu# notice, this list of conditions and the following disclaimer in the 222357Sktlim@umich.edu# documentation and/or other materials provided with the distribution; 232357Sktlim@umich.edu# neither the name of the copyright holders nor the names of its 242357Sktlim@umich.edu# contributors may be used to endorse or promote products derived from 252357Sktlim@umich.edu# this software without specific prior written permission. 262357Sktlim@umich.edu# 272357Sktlim@umich.edu# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 282357Sktlim@umich.edu# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 292357Sktlim@umich.edu# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 302357Sktlim@umich.edu# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 312357Sktlim@umich.edu# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 322357Sktlim@umich.edu# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 332357Sktlim@umich.edu# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 342357Sktlim@umich.edu# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 352357Sktlim@umich.edu# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 362357Sktlim@umich.edu# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 372357Sktlim@umich.edu# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 382357Sktlim@umich.edu# 392357Sktlim@umich.edu# Authors: Lisa Hsu 402357Sktlim@umich.edu 412357Sktlim@umich.edufrom __future__ import print_function 422357Sktlim@umich.edufrom __future__ import absolute_import 432357Sktlim@umich.edu 442357Sktlim@umich.eduimport m5 452357Sktlim@umich.edufrom m5.defines import buildEnv 462357Sktlim@umich.edufrom m5.objects import * 472357Sktlim@umich.edu 482357Sktlim@umich.edufrom .Benchmarks import * 492357Sktlim@umich.edufrom . import CpuConfig 502357Sktlim@umich.edufrom . import BPConfig 512357Sktlim@umich.edufrom . import HWPConfig 522357Sktlim@umich.edufrom . import MemConfig 532357Sktlim@umich.edufrom . import PlatformConfig 542357Sktlim@umich.edu 552357Sktlim@umich.edudef _listCpuTypes(option, opt, value, parser): 562357Sktlim@umich.edu CpuConfig.print_cpu_list() 572357Sktlim@umich.edu sys.exit(0) 582357Sktlim@umich.edu 592357Sktlim@umich.edudef _listBPTypes(option, opt, value, parser): 602357Sktlim@umich.edu BPConfig.print_bp_list() 612357Sktlim@umich.edu sys.exit(0) 622357Sktlim@umich.edu 632357Sktlim@umich.edudef _listHWPTypes(option, opt, value, parser): 642357Sktlim@umich.edu HWPConfig.print_hwp_list() 652357Sktlim@umich.edu sys.exit(0) 662357Sktlim@umich.edu 672357Sktlim@umich.edudef _listMemTypes(option, opt, value, parser): 682357Sktlim@umich.edu MemConfig.print_mem_list() 692357Sktlim@umich.edu sys.exit(0) 702357Sktlim@umich.edu 712357Sktlim@umich.edudef _listPlatformTypes(option, opt, value, parser): 722357Sktlim@umich.edu PlatformConfig.print_platform_list() 732357Sktlim@umich.edu sys.exit(0) 742357Sktlim@umich.edu 752357Sktlim@umich.edu# Add the very basic options that work also in the case of the no ISA 762357Sktlim@umich.edu# being used, and consequently no CPUs, but rather various types of 772357Sktlim@umich.edu# testers and traffic generators. 782357Sktlim@umich.edudef addNoISAOptions(parser): 792357Sktlim@umich.edu parser.add_option("-n", "--num-cpus", type="int", default=1) 802357Sktlim@umich.edu parser.add_option("--sys-voltage", action="store", type="string", 812357Sktlim@umich.edu default='1.0V', 822357Sktlim@umich.edu help = """Top-level voltage for blocks running at system 832357Sktlim@umich.edu power supply""") 842357Sktlim@umich.edu parser.add_option("--sys-clock", action="store", type="string", 852357Sktlim@umich.edu default='1GHz', 862357Sktlim@umich.edu help = """Top-level clock for blocks running at system 872357Sktlim@umich.edu speed""") 882357Sktlim@umich.edu 892357Sktlim@umich.edu # Memory Options 902357Sktlim@umich.edu parser.add_option("--list-mem-types", 912357Sktlim@umich.edu action="callback", callback=_listMemTypes, 922357Sktlim@umich.edu help="List available memory types") 932357Sktlim@umich.edu parser.add_option("--mem-type", type="choice", default="DDR3_1600_8x8", 942357Sktlim@umich.edu choices=MemConfig.mem_names(), 952357Sktlim@umich.edu help = "type of memory to use") 962357Sktlim@umich.edu parser.add_option("--mem-channels", type="int", default=1, 972357Sktlim@umich.edu help = "number of memory channels") 982357Sktlim@umich.edu parser.add_option("--mem-ranks", type="int", default=None, 992357Sktlim@umich.edu help = "number of memory ranks per channel") 1002357Sktlim@umich.edu parser.add_option("--mem-size", action="store", type="string", 1012357Sktlim@umich.edu default="512MB", 1022357Sktlim@umich.edu help="Specify the physical memory size (single memory)") 1032357Sktlim@umich.edu 1042357Sktlim@umich.edu 1052357Sktlim@umich.edu parser.add_option("--memchecker", action="store_true") 1062357Sktlim@umich.edu 1072357Sktlim@umich.edu # Cache Options 1082357Sktlim@umich.edu parser.add_option("--external-memory-system", type="string", 1092357Sktlim@umich.edu help="use external ports of this port_type for caches") 1102357Sktlim@umich.edu parser.add_option("--tlm-memory", type="string", 1112357Sktlim@umich.edu help="use external port for SystemC TLM cosimulation") 1122357Sktlim@umich.edu parser.add_option("--caches", action="store_true") 1132357Sktlim@umich.edu parser.add_option("--l2cache", action="store_true") 1142357Sktlim@umich.edu parser.add_option("--num-dirs", type="int", default=1) 1152357Sktlim@umich.edu parser.add_option("--num-l2caches", type="int", default=1) 1162357Sktlim@umich.edu parser.add_option("--num-l3caches", type="int", default=1) 1172357Sktlim@umich.edu parser.add_option("--l1d_size", type="string", default="64kB") 1182357Sktlim@umich.edu parser.add_option("--l1i_size", type="string", default="32kB") 1192357Sktlim@umich.edu parser.add_option("--l2_size", type="string", default="2MB") 1202357Sktlim@umich.edu parser.add_option("--l3_size", type="string", default="16MB") 1212357Sktlim@umich.edu parser.add_option("--l1d_assoc", type="int", default=2) 1222357Sktlim@umich.edu parser.add_option("--l1i_assoc", type="int", default=2) 1232357Sktlim@umich.edu parser.add_option("--l2_assoc", type="int", default=8) 1242357Sktlim@umich.edu parser.add_option("--l3_assoc", type="int", default=16) 1252357Sktlim@umich.edu parser.add_option("--cacheline_size", type="int", default=64) 1262357Sktlim@umich.edu 1272357Sktlim@umich.edu # Enable Ruby 1282357Sktlim@umich.edu parser.add_option("--ruby", action="store_true") 1292357Sktlim@umich.edu 1302357Sktlim@umich.edu # Run duration options 1312357Sktlim@umich.edu parser.add_option("-m", "--abs-max-tick", type="int", default=m5.MaxTick, 1322357Sktlim@umich.edu metavar="TICKS", help="Run to absolute simulated tick " 1332357Sktlim@umich.edu "specified including ticks from a restored checkpoint") 1342357Sktlim@umich.edu parser.add_option("--rel-max-tick", type="int", default=None, 1352357Sktlim@umich.edu metavar="TICKS", help="Simulate for specified number of" 1362357Sktlim@umich.edu " ticks relative to the simulation start tick (e.g. if " 1372357Sktlim@umich.edu "restoring a checkpoint)") 1382357Sktlim@umich.edu parser.add_option("--maxtime", type="float", default=None, 1392357Sktlim@umich.edu help="Run to the specified absolute simulated time in " 1402357Sktlim@umich.edu "seconds") 1412357Sktlim@umich.edu parser.add_option("-P", "--param", action="append", default=[], 1422357Sktlim@umich.edu help="Set a SimObject parameter relative to the root node. " 1432357Sktlim@umich.edu "An extended Python multi range slicing syntax can be used " 1442357Sktlim@umich.edu "for arrays. For example: " 1452357Sktlim@umich.edu "'system.cpu[0,1,3:8:2].max_insts_all_threads = 42' " 1462357Sktlim@umich.edu "sets max_insts_all_threads for cpus 0, 1, 3, 5 and 7 " 1472357Sktlim@umich.edu "Direct parameters of the root object are not accessible, " 1482357Sktlim@umich.edu "only parameters of its children.") 1492357Sktlim@umich.edu 1502357Sktlim@umich.edu# Add common options that assume a non-NULL ISA. 1512357Sktlim@umich.edudef addCommonOptions(parser): 1522357Sktlim@umich.edu # start by adding the base options that do not assume an ISA 1532357Sktlim@umich.edu addNoISAOptions(parser) 1542357Sktlim@umich.edu 1552357Sktlim@umich.edu # system options 1562357Sktlim@umich.edu parser.add_option("--list-cpu-types", 1572357Sktlim@umich.edu action="callback", callback=_listCpuTypes, 1582357Sktlim@umich.edu help="List available CPU types") 1592357Sktlim@umich.edu parser.add_option("--cpu-type", type="choice", default="AtomicSimpleCPU", 1602357Sktlim@umich.edu choices=CpuConfig.cpu_names(), 1612357Sktlim@umich.edu help = "type of cpu to run with") 1622357Sktlim@umich.edu parser.add_option("--list-bp-types", 1632357Sktlim@umich.edu action="callback", callback=_listBPTypes, 1642357Sktlim@umich.edu help="List available branch predictor types") 1652357Sktlim@umich.edu parser.add_option("--bp-type", type="choice", default=None, 1662357Sktlim@umich.edu choices=BPConfig.bp_names(), 1672357Sktlim@umich.edu help = """ 1682357Sktlim@umich.edu type of branch predictor to run with 1692357Sktlim@umich.edu (if not set, use the default branch predictor of 1702357Sktlim@umich.edu the selected CPU)""") 1712357Sktlim@umich.edu parser.add_option("--list-hwp-types", 1722357Sktlim@umich.edu action="callback", callback=_listHWPTypes, 1732357Sktlim@umich.edu help="List available hardware prefetcher types") 1742357Sktlim@umich.edu parser.add_option("--l1i-hwp-type", type="choice", default=None, 1752357Sktlim@umich.edu choices=HWPConfig.hwp_names(), 1762357Sktlim@umich.edu help = """ 1772357Sktlim@umich.edu type of hardware prefetcher to use with the L1 1782357Sktlim@umich.edu instruction cache. 1792357Sktlim@umich.edu (if not set, use the default prefetcher of 1802357Sktlim@umich.edu the selected cache)""") 1812357Sktlim@umich.edu parser.add_option("--l1d-hwp-type", type="choice", default=None, 1822357Sktlim@umich.edu choices=HWPConfig.hwp_names(), 1832357Sktlim@umich.edu help = """ 1842357Sktlim@umich.edu type of hardware prefetcher to use with the L1 1852357Sktlim@umich.edu data cache. 1862357Sktlim@umich.edu (if not set, use the default prefetcher of 1872357Sktlim@umich.edu the selected cache)""") 1882357Sktlim@umich.edu parser.add_option("--l2-hwp-type", type="choice", default=None, 1892357Sktlim@umich.edu choices=HWPConfig.hwp_names(), 1902357Sktlim@umich.edu help = """ 1912357Sktlim@umich.edu type of hardware prefetcher to use with the L2 cache. 1922357Sktlim@umich.edu (if not set, use the default prefetcher of 1932357Sktlim@umich.edu the selected cache)""") 1942357Sktlim@umich.edu parser.add_option("--checker", action="store_true"); 1952357Sktlim@umich.edu parser.add_option("--cpu-clock", action="store", type="string", 1962357Sktlim@umich.edu default='2GHz', 1972357Sktlim@umich.edu help="Clock for blocks running at CPU speed") 1982357Sktlim@umich.edu parser.add_option("--smt", action="store_true", default=False, 1992357Sktlim@umich.edu help = """ 2002357Sktlim@umich.edu Only used if multiple programs are specified. If true, 2012357Sktlim@umich.edu then the number of threads per cpu is same as the 2022357Sktlim@umich.edu number of programs.""") 2032357Sktlim@umich.edu parser.add_option("--elastic-trace-en", action="store_true", 2042357Sktlim@umich.edu help="""Enable capture of data dependency and instruction 2052357Sktlim@umich.edu fetch traces using elastic trace probe.""") 2062357Sktlim@umich.edu # Trace file paths input to trace probe in a capture simulation and input 2072357Sktlim@umich.edu # to Trace CPU in a replay simulation 2082357Sktlim@umich.edu parser.add_option("--inst-trace-file", action="store", type="string", 2092357Sktlim@umich.edu help="""Instruction fetch trace file input to 2102357Sktlim@umich.edu Elastic Trace probe in a capture simulation and 2112357Sktlim@umich.edu Trace CPU in a replay simulation""", default="") 2122357Sktlim@umich.edu parser.add_option("--data-trace-file", action="store", type="string", 2132357Sktlim@umich.edu help="""Data dependency trace file input to 2142357Sktlim@umich.edu Elastic Trace probe in a capture simulation and 2152357Sktlim@umich.edu Trace CPU in a replay simulation""", default="") 2162357Sktlim@umich.edu 2172357Sktlim@umich.edu parser.add_option("-l", "--lpae", action="store_true") 2182357Sktlim@umich.edu parser.add_option("-V", "--virtualisation", action="store_true") 2192357Sktlim@umich.edu 2202357Sktlim@umich.edu # dist-gem5 options 2212357Sktlim@umich.edu parser.add_option("--dist", action="store_true", 2222357Sktlim@umich.edu help="Parallel distributed gem5 simulation.") 2232357Sktlim@umich.edu parser.add_option("--dist-sync-on-pseudo-op", action="store_true", 2242357Sktlim@umich.edu help="Use a pseudo-op to start dist-gem5 synchronization.") 2252357Sktlim@umich.edu parser.add_option("--is-switch", action="store_true", 2262357Sktlim@umich.edu help="Select the network switch simulator process for a"\ 2272357Sktlim@umich.edu "distributed gem5 run") 2282357Sktlim@umich.edu parser.add_option("--dist-rank", default=0, action="store", type="int", 2292357Sktlim@umich.edu help="Rank of this system within the dist gem5 run.") 2302357Sktlim@umich.edu parser.add_option("--dist-size", default=0, action="store", type="int", 2312357Sktlim@umich.edu help="Number of gem5 processes within the dist gem5 run.") 2322357Sktlim@umich.edu parser.add_option("--dist-server-name", 2332357Sktlim@umich.edu default="127.0.0.1", 2342357Sktlim@umich.edu action="store", type="string", 2352357Sktlim@umich.edu help="Name of the message server host\nDEFAULT: localhost") 2362357Sktlim@umich.edu parser.add_option("--dist-server-port", 2372357Sktlim@umich.edu default=2200, 2382357Sktlim@umich.edu action="store", type="int", 2392357Sktlim@umich.edu help="Message server listen port\nDEFAULT: 2200") 2402357Sktlim@umich.edu parser.add_option("--dist-sync-repeat", 2412357Sktlim@umich.edu default="0us", 2422357Sktlim@umich.edu action="store", type="string", 2432357Sktlim@umich.edu help="Repeat interval for synchronisation barriers among dist-gem5 processes\nDEFAULT: --ethernet-linkdelay") 2442357Sktlim@umich.edu parser.add_option("--dist-sync-start", 2452357Sktlim@umich.edu default="5200000000000t", 2462357Sktlim@umich.edu action="store", type="string", 2472357Sktlim@umich.edu help="Time to schedule the first dist synchronisation barrier\nDEFAULT:5200000000000t") 2482357Sktlim@umich.edu parser.add_option("--ethernet-linkspeed", default="10Gbps", 2492357Sktlim@umich.edu action="store", type="string", 2502357Sktlim@umich.edu help="Link speed in bps\nDEFAULT: 10Gbps") 2512357Sktlim@umich.edu parser.add_option("--ethernet-linkdelay", default="10us", 2522357Sktlim@umich.edu action="store", type="string", 2532357Sktlim@umich.edu help="Link delay in seconds\nDEFAULT: 10us") 2542357Sktlim@umich.edu 2552357Sktlim@umich.edu # Run duration options 2562357Sktlim@umich.edu parser.add_option("-I", "--maxinsts", action="store", type="int", 2572357Sktlim@umich.edu default=None, help="""Total number of instructions to 2582357Sktlim@umich.edu simulate (default: run forever)""") 2592357Sktlim@umich.edu parser.add_option("--work-item-id", action="store", type="int", 2602357Sktlim@umich.edu help="the specific work id for exit & checkpointing") 2612357Sktlim@umich.edu parser.add_option("--num-work-ids", action="store", type="int", 2622357Sktlim@umich.edu help="Number of distinct work item types") 2632357Sktlim@umich.edu parser.add_option("--work-begin-cpu-id-exit", action="store", type="int", 2642357Sktlim@umich.edu help="exit when work starts on the specified cpu") 2652357Sktlim@umich.edu parser.add_option("--work-end-exit-count", action="store", type="int", 2662357Sktlim@umich.edu help="exit at specified work end count") 2672357Sktlim@umich.edu parser.add_option("--work-begin-exit-count", action="store", type="int", 2682357Sktlim@umich.edu help="exit at specified work begin count") 2692357Sktlim@umich.edu parser.add_option("--init-param", action="store", type="int", default=0, 2702357Sktlim@umich.edu help="""Parameter available in simulation with m5 2712357Sktlim@umich.edu initparam""") 2722357Sktlim@umich.edu parser.add_option("--initialize-only", action="store_true", default=False, 2732357Sktlim@umich.edu help="""Exit after initialization. Do not simulate time. 2742357Sktlim@umich.edu Useful when gem5 is run as a library.""") 2752357Sktlim@umich.edu 2762357Sktlim@umich.edu # Simpoint options 2772357Sktlim@umich.edu parser.add_option("--simpoint-profile", action="store_true", 2782357Sktlim@umich.edu help="Enable basic block profiling for SimPoints") 2792357Sktlim@umich.edu parser.add_option("--simpoint-interval", type="int", default=10000000, 2802357Sktlim@umich.edu help="SimPoint interval in num of instructions") 2812357Sktlim@umich.edu parser.add_option("--take-simpoint-checkpoints", action="store", type="string", 2822357Sktlim@umich.edu help="<simpoint file,weight file,interval-length,warmup-length>") 2832357Sktlim@umich.edu parser.add_option("--restore-simpoint-checkpoint", action="store_true", 2842357Sktlim@umich.edu help="restore from a simpoint checkpoint taken with " + 2852357Sktlim@umich.edu "--take-simpoint-checkpoints") 2862357Sktlim@umich.edu 2872357Sktlim@umich.edu # Checkpointing options 2882357Sktlim@umich.edu ###Note that performing checkpointing via python script files will override 2892357Sktlim@umich.edu ###checkpoint instructions built into binaries. 2902357Sktlim@umich.edu parser.add_option("--take-checkpoints", action="store", type="string", 2912357Sktlim@umich.edu help="<M,N> take checkpoints at tick M and every N ticks thereafter") 2922357Sktlim@umich.edu parser.add_option("--max-checkpoints", action="store", type="int", 2932357Sktlim@umich.edu help="the maximum number of checkpoints to drop", default=5) 2942357Sktlim@umich.edu parser.add_option("--checkpoint-dir", action="store", type="string", 2952357Sktlim@umich.edu help="Place all checkpoints in this absolute directory") 2962357Sktlim@umich.edu parser.add_option("-r", "--checkpoint-restore", action="store", type="int", 2972357Sktlim@umich.edu help="restore from checkpoint <N>") 2982357Sktlim@umich.edu parser.add_option("--checkpoint-at-end", action="store_true", 2992357Sktlim@umich.edu help="take a checkpoint at end of run") 3002357Sktlim@umich.edu parser.add_option("--work-begin-checkpoint-count", action="store", type="int", 3012357Sktlim@umich.edu help="checkpoint at specified work begin count") 3022357Sktlim@umich.edu parser.add_option("--work-end-checkpoint-count", action="store", type="int", 3032357Sktlim@umich.edu help="checkpoint at specified work end count") 3042357Sktlim@umich.edu parser.add_option("--work-cpus-checkpoint-count", action="store", type="int", 3052357Sktlim@umich.edu help="checkpoint and exit when active cpu count is reached") 3062357Sktlim@umich.edu parser.add_option("--restore-with-cpu", action="store", type="choice", 307 default="AtomicSimpleCPU", choices=CpuConfig.cpu_names(), 308 help = "cpu type for restoring from a checkpoint") 309 310 311 # CPU Switching - default switch model goes from a checkpoint 312 # to a timing simple CPU with caches to warm up, then to detailed CPU for 313 # data measurement 314 parser.add_option("--repeat-switch", action="store", type="int", 315 default=None, 316 help="switch back and forth between CPUs with period <N>") 317 parser.add_option("-s", "--standard-switch", action="store", type="int", 318 default=None, 319 help="switch from timing to Detailed CPU after warmup period of <N>") 320 parser.add_option("-p", "--prog-interval", type="str", 321 help="CPU Progress Interval") 322 323 # Fastforwarding and simpoint related materials 324 parser.add_option("-W", "--warmup-insts", action="store", type="int", 325 default=None, 326 help="Warmup period in total instructions (requires --standard-switch)") 327 parser.add_option("--bench", action="store", type="string", default=None, 328 help="base names for --take-checkpoint and --checkpoint-restore") 329 parser.add_option("-F", "--fast-forward", action="store", type="string", 330 default=None, 331 help="Number of instructions to fast forward before switching") 332 parser.add_option("-S", "--simpoint", action="store_true", default=False, 333 help="""Use workload simpoints as an instruction offset for 334 --checkpoint-restore or --take-checkpoint.""") 335 parser.add_option("--at-instruction", action="store_true", default=False, 336 help="""Treat value of --checkpoint-restore or --take-checkpoint as a 337 number of instructions.""") 338 parser.add_option("--spec-input", default="ref", type="choice", 339 choices=["ref", "test", "train", "smred", "mdred", 340 "lgred"], 341 help="Input set size for SPEC CPU2000 benchmarks.") 342 parser.add_option("--arm-iset", default="arm", type="choice", 343 choices=["arm", "thumb", "aarch64"], 344 help="ARM instruction set.") 345 346 347def addSEOptions(parser): 348 # Benchmark options 349 parser.add_option("-c", "--cmd", default="", 350 help="The binary to run in syscall emulation mode.") 351 parser.add_option("-o", "--options", default="", 352 help="""The options to pass to the binary, use " " 353 around the entire string""") 354 parser.add_option("-e", "--env", default="", 355 help="Initialize workload environment from text file.") 356 parser.add_option("-i", "--input", default="", 357 help="Read stdin from a file.") 358 parser.add_option("--output", default="", 359 help="Redirect stdout to a file.") 360 parser.add_option("--errout", default="", 361 help="Redirect stderr to a file.") 362 parser.add_option("--chroot", action="store", type="string", default="/", 363 help="The chroot option allows a user to alter the " \ 364 "search path for processes running in SE mode. " \ 365 "Normally, the search path would begin at the " \ 366 "root of the filesystem (i.e. /). With chroot, " \ 367 "a user can force the process to begin looking at" \ 368 "some other location (i.e. /home/user/rand_dir)." \ 369 "The intended use is to trick sophisticated " \ 370 "software which queries the __HOST__ filesystem " \ 371 "for information or functionality. Instead of " \ 372 "finding files on the __HOST__ filesystem, the " \ 373 "process will find the user's replacment files.") 374 375 376def addFSOptions(parser): 377 from .FSConfig import os_types 378 379 # Simulation options 380 parser.add_option("--timesync", action="store_true", 381 help="Prevent simulated time from getting ahead of real time") 382 383 # System options 384 parser.add_option("--kernel", action="store", type="string") 385 parser.add_option("--os-type", action="store", type="choice", 386 choices=os_types[str(buildEnv['TARGET_ISA'])], 387 default="linux", 388 help="Specifies type of OS to boot") 389 parser.add_option("--script", action="store", type="string") 390 parser.add_option("--frame-capture", action="store_true", 391 help="Stores changed frame buffers from the VNC server to compressed "\ 392 "files in the gem5 output directory") 393 394 if buildEnv['TARGET_ISA'] == "arm": 395 parser.add_option("--bare-metal", action="store_true", 396 help="Provide the raw system without the linux specific bits") 397 parser.add_option("--list-machine-types", 398 action="callback", callback=_listPlatformTypes, 399 help="List available platform types") 400 parser.add_option("--machine-type", action="store", type="choice", 401 choices=PlatformConfig.platform_names(), 402 default="VExpress_EMM") 403 parser.add_option("--dtb-filename", action="store", type="string", 404 help="Specifies device tree blob file to use with device-tree-"\ 405 "enabled kernels") 406 parser.add_option("--enable-security-extensions", action="store_true", 407 help="Turn on the ARM Security Extensions") 408 parser.add_option("--enable-context-switch-stats-dump", \ 409 action="store_true", help="Enable stats dump at context "\ 410 "switches and dump tasks file (required for Streamline)") 411 412 # Benchmark options 413 parser.add_option("--dual", action="store_true", 414 help="Simulate two systems attached with an ethernet link") 415 parser.add_option("-b", "--benchmark", action="store", type="string", 416 dest="benchmark", 417 help="Specify the benchmark to run. Available benchmarks: %s"\ 418 % DefinedBenchmarks) 419 420 # Metafile options 421 parser.add_option("--etherdump", action="store", type="string", dest="etherdump", 422 help="Specify the filename to dump a pcap capture of the" \ 423 "ethernet traffic") 424 425 # Disk Image Options 426 parser.add_option("--disk-image", action="store", type="string", default=None, 427 help="Path to the disk image to use.") 428 parser.add_option("--root-device", action="store", type="string", default=None, 429 help="OS device name for root partition") 430 431 # Command line options 432 parser.add_option("--command-line", action="store", type="string", 433 default=None, 434 help="Template for the kernel command line.") 435 parser.add_option("--command-line-file", action="store", 436 default=None, type="string", 437 help="File with a template for the kernel command line") 438