112,114c112,121
< parser.add_option("-m", "--maxtick", type="int", default=m5.MaxTick,
< metavar="T", help="Stop after T ticks")
< parser.add_option("--maxtime", type="float")
---
> parser.add_option("-m", "--abs-max-tick", type="int", default=None,
> metavar="TICKS", help="Run to absolute simulated tick " \
> "specified including ticks from a restored checkpoint")
> parser.add_option("--rel-max-tick", type="int", default=None,
> metavar="TICKS", help="Simulate for specified number of" \
> " ticks relative to the simulation start tick (e.g. if " \
> "restoring a checkpoint)")
> parser.add_option("--maxtime", type="float", default=None,
> help="Run to the specified absolute simulated time in " \
> "seconds")