+# Copyright (c) 2016 ARM Limited
+# All rights reserved.
+#
+# The license below extends only to copyright in the software and shall
+# not be construed as granting a license to any other intellectual
+# property including but not limited to intellectual property relating
+# to a hardware implementation of the functionality of the software
+# licensed hereunder. You may use the software subject to the license
+# terms below provided that you ensure that this notice is replicated
+# unmodified and in its entirety in all distributions of the software,
+# modified or unmodified, in source code or in binary form.
+#
# Copyright (c) 2005 The Regents of The University of Michigan
# All rights reserved.
#
__all__ = [ 'options', 'arguments', 'main' ]
-usage="%prog [m5 options] script.py [script options]"
+usage="%prog [gem5 options] script.py [script options]"
version="%prog 2.0"
-brief_copyright='''
-Copyright (c) 2001-2008
-The Regents of The University of Michigan
-All Rights Reserved
-'''
+brief_copyright=\
+ "gem5 is copyrighted software; use the --copyright option for details."
def parse_options():
import config
option = options.add_option
group = options.set_group
+ listener_modes = ( "on", "off", "auto" )
+
# Help options
- option('-A', "--authors", action="store_true", default=False,
- help="Show author information")
option('-B', "--build-info", action="store_true", default=False,
help="Show build information")
option('-C', "--copyright", action="store_true", default=False,
help="Filename for -r redirection [Default: %default]")
option("--stderr-file", metavar="FILE", default="simerr",
help="Filename for -e redirection [Default: %default]")
+ option("--listener-mode", metavar="{on,off,auto}",
+ choices=listener_modes, default="auto",
+ help="Port (e.g., gdb) listener mode (auto: Enable if running " \
+ "interactively) [Default: %default]")
+ option("--listener-loopback-only", action="store_true", default=False,
+ help="Port listeners will only accept connections over the " \
+ "loopback device")
option('-i', "--interactive", action="store_true", default=False,
help="Invoke the interactive interpreter after running the script")
option("--pdb", action="store_true", default=False,
group("Configuration Options")
option("--dump-config", metavar="FILE", default="config.ini",
help="Dump configuration output file [Default: %default]")
+ option("--json-config", metavar="FILE", default="config.json",
+ help="Create JSON output of the configuration [Default: %default]")
+ option("--dot-config", metavar="FILE", default="config.dot",
+ help="Create DOT & pdf outputs of the configuration [Default: %default]")
+ option("--dot-dvfs-config", metavar="FILE", default=None,
+ help="Create DOT & pdf outputs of the DVFS configuration" + \
+ " [Default: %default]")
# Debugging options
group("Debugging Options")
- option("--debug-break", metavar="TIME[,TIME]", action='append', split=',',
- help="Cycle to create a breakpoint")
+ option("--debug-break", metavar="TICK[,TICK]", action='append', split=',',
+ help="Create breakpoint(s) at TICK(s) " \
+ "(kills process if no debugger attached)")
option("--debug-help", action='store_true',
- help="Print help on trace flags")
+ help="Print help on debug flags")
option("--debug-flags", metavar="FLAG[,FLAG]", action='append', split=',',
- help="Sets the flags for tracing (-FLAG disables a flag)")
+ help="Sets the flags for debug output (-FLAG disables a flag)")
+ option("--debug-start", metavar="TICK", type='int',
+ help="Start debug output at TICK")
+ option("--debug-end", metavar="TICK", type='int',
+ help="End debug output at TICK")
+ option("--debug-file", metavar="FILE", default="cout",
+ help="Sets the output file for debug [Default: %default]")
+ option("--debug-ignore", metavar="EXPR", action='append', split=':',
+ help="Ignore EXPR sim objects")
option("--remote-gdb-port", type='int', default=7000,
help="Remote gdb base port (set to 0 to disable listening)")
- # Tracing options
- group("Trace Options")
- option("--trace-help", action='store_true',
- help="Print help on trace flags")
- option("--trace-flags", metavar="FLAG[,FLAG]", action='append', split=',',
- help="Sets the flags for tracing (-FLAG disables a flag)")
- option("--trace-start", metavar="TIME", type='int',
- help="Start tracing at TIME (must be in ticks)")
- option("--trace-file", metavar="FILE", default="cout",
- help="Sets the output file for tracing [Default: %default]")
- option("--trace-ignore", metavar="EXPR", action='append', split=':',
- help="Ignore EXPR sim objects")
-
# Help options
group("Help Options")
option("--list-sim-objects", action='store_true', default=False,
execfile(options_file, scope)
arguments = options.parse_args()
-
return options,arguments
def interact(scope):
- banner = "M5 Interactive Console"
- sys.argv = []
+ banner = "gem5 Interactive Console"
+
+ ipshell = None
+ prompt_in1 = "gem5 \\#> "
+ prompt_out = "gem5 \\#: "
+
+ # Is IPython version 0.10 or earlier available?
try:
from IPython.Shell import IPShellEmbed
- ipshell = IPShellEmbed(banner=banner,user_ns=scope)
- ipshell()
+ ipshell = IPShellEmbed(argv=["-prompt_in1", prompt_in1,
+ "-prompt_out", prompt_out],
+ banner=banner, user_ns=scope)
except ImportError:
+ pass
+
+ # Is IPython version 0.11 or later available?
+ if not ipshell:
+ try:
+ import IPython
+ from IPython.config.loader import Config
+ from IPython.terminal.embed import InteractiveShellEmbed
+
+ cfg = Config()
+ cfg.PromptManager.in_template = prompt_in1
+ cfg.PromptManager.out_template = prompt_out
+ ipshell = InteractiveShellEmbed(config=cfg, user_ns=scope,
+ banner1=banner)
+ except ImportError:
+ pass
+
+ if ipshell:
+ ipshell()
+ else:
+ # Use the Python shell in the standard library if IPython
+ # isn't available.
code.InteractiveConsole(scope).interact(banner)
def main(*args):
+ import m5
+
import core
import debug
import defines
import stats
import trace
- from util import fatal
+ from util import inform, fatal, panic, isInteractive
- global options
if len(args) == 0:
options, arguments = parse_options()
elif len(args) == 2:
else:
raise TypeError, "main() takes 0 or 2 arguments (%d given)" % len(args)
+ m5.options = options
+
def check_tracing():
if defines.TRACING_ON:
return
fatal("Tracing is not enabled. Compile with TRACING_ON")
+ # Set the main event queue for the main thread.
+ event.mainq = event.getEventQueue(0)
+ event.setEventQueue(event.mainq)
+
if not os.path.isdir(options.outdir):
os.makedirs(options.outdir)
if options.copyright:
done = True
- print info.LICENSE
- print
-
- if options.authors:
- done = True
- print 'Author information:'
- print
- print info.AUTHORS
+ print info.COPYING
print
if options.readme:
options.usage(2)
verbose = options.verbose - options.quiet
- if options.verbose >= 0:
- print "M5 Simulator System"
+ if verbose >= 0:
+ print "gem5 Simulator System. http://gem5.org"
print brief_copyright
print
- print "M5 compiled %s" % defines.compileDate;
+ print "gem5 compiled %s" % defines.compileDate;
- print "M5 started %s" % datetime.datetime.now().strftime("%b %e %Y %X")
- print "M5 executing on %s" % socket.gethostname()
+ print "gem5 started %s" % \
+ datetime.datetime.now().strftime("%b %e %Y %X")
+ print "gem5 executing on %s, pid %d" % \
+ (socket.gethostname(), os.getpid())
- print "command line:",
- for argv in sys.argv:
- print argv,
+ # in Python 3 pipes.quote() is moved to shlex.quote()
+ import pipes
+ print "command line:", " ".join(map(pipes.quote, sys.argv))
print
# check to make sure we can find the listed script
sys.path[0:0] = options.path
# set stats options
- stats.initText(options.stats_file)
+ stats.addStatVisitor(options.stats_file)
+
+ # Disable listeners unless running interactively or explicitly
+ # enabled
+ if options.listener_mode == "off":
+ m5.disableAllListeners()
+ elif options.listener_mode == "auto":
+ if not isInteractive():
+ inform("Standard input is not a terminal, disabling listeners.")
+ m5.disableAllListeners()
+ elif options.listener_mode == "on":
+ pass
+ else:
+ panic("Unhandled listener mode: %s" % options.listener_mode)
+
+ if options.listener_loopback_only:
+ m5.listenersLoopbackOnly()
# set debugging options
debug.setRemoteGDBPort(options.remote_gdb_port)
for when in options.debug_break:
- debug.schedBreakCycle(int(when))
+ debug.schedBreak(int(when))
if options.debug_flags:
check_tracing()
else:
debug.flags[flag].enable()
- if options.trace_start:
+ if options.debug_start:
check_tracing()
- e = event.create(trace.enable, event.Event.Trace_Enable_Pri)
- event.mainq.schedule(e, options.trace_start)
+ e = event.create(trace.enable, event.Event.Debug_Enable_Pri)
+ event.mainq.schedule(e, options.debug_start)
else:
trace.enable()
- trace.output(options.trace_file)
+ if options.debug_end:
+ check_tracing()
+ e = event.create(trace.disable, event.Event.Debug_Enable_Pri)
+ event.mainq.schedule(e, options.debug_end)
+
+ trace.output(options.debug_file)
- for ignore in options.trace_ignore:
+ for ignore in options.debug_ignore:
check_tracing()
trace.ignore(ignore)
scope = { '__file__' : filename,
'__name__' : '__m5_main__' }
- # we want readline if we're doing anything interactive
- if options.interactive or options.pdb:
- exec "import readline" in scope
-
# if pdb was requested, execfile the thing under pdb, otherwise,
# just do the execfile normally
if options.pdb: