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-rw-r--r--src/python/m5/main.py33
1 files changed, 32 insertions, 1 deletions
diff --git a/src/python/m5/main.py b/src/python/m5/main.py
index 42c4911dc..b987af4c8 100644
--- a/src/python/m5/main.py
+++ b/src/python/m5/main.py
@@ -1,3 +1,15 @@
+# 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.
#
@@ -48,6 +60,8 @@ def parse_options():
option = options.add_option
group = options.set_group
+ listener_modes = ( "on", "off", "auto" )
+
# Help options
option('-B', "--build-info", action="store_true", default=False,
help="Show build information")
@@ -67,6 +81,10 @@ def parse_options():
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('-i', "--interactive", action="store_true", default=False,
help="Invoke the interactive interpreter after running the script")
option("--pdb", action="store_true", default=False,
@@ -179,7 +197,7 @@ def main(*args):
import stats
import trace
- from util import fatal
+ from util import inform, fatal, panic, isInteractive
if len(args) == 0:
options, arguments = parse_options()
@@ -321,6 +339,19 @@ def main(*args):
# set stats options
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)
+
# set debugging options
debug.setRemoteGDBPort(options.remote_gdb_port)
for when in options.debug_break: