import m5.objects
import inspect
import sys
-from textwrap import TextWrapper
+from textwrap import TextWrapper
# Dictionary of mapping names of real CPU models to classes.
_cpu_classes = {}
-# CPU aliases. The CPUs listed here might not be compiled, we make
-# sure they exist before we add them to the CPU list. A target may be
-# specified as a tuple, in which case the first available CPU model in
-# the tuple will be used as the target.
-_cpu_aliases_all = [
- ("timing", "TimingSimpleCPU"),
- ("atomic", "AtomicSimpleCPU"),
- ("minor", "MinorCPU"),
- ("detailed", "DerivO3CPU"),
- ("kvm", ("ArmKvmCPU", "ArmV8KvmCPU", "X86KvmCPU")),
- ("trace", "TraceCPU"),
- ]
-
-# Filtered list of aliases. Only aliases for existing CPUs exist in
-# this list.
-_cpu_aliases = {}
-
def is_cpu_class(cls):
"""Determine if a class is a CPU that can be instantiated"""
def get(name):
"""Get a CPU class from a user provided class name or alias."""
- real_name = _cpu_aliases.get(name, name)
-
try:
- cpu_class = _cpu_classes[real_name]
+ cpu_class = _cpu_classes[name]
return cpu_class
except KeyError:
print "%s is not a valid CPU model." % (name,)
for line in doc_wrapper.wrap(doc):
print line
- if _cpu_aliases:
- print "\nCPU aliases:"
- for alias, target in _cpu_aliases.items():
- print "\t%s => %s" % (alias, target)
-
def cpu_names():
"""Return a list of valid CPU names."""
- return _cpu_classes.keys() + _cpu_aliases.keys()
+ return _cpu_classes.keys()
def config_etrace(cpu_cls, cpu_list, options):
if issubclass(cpu_cls, m5.objects.DerivO3CPU):
# in the normal object hierarchy, so we have to add it manually.
try:
from O3_ARM_v7a import O3_ARM_v7a_3
- _cpu_classes["arm_detailed"] = O3_ARM_v7a_3
+ _cpu_classes["O3_ARM_v7a_3"] = O3_ARM_v7a_3
except:
pass
# Add all CPUs in the object hierarchy.
for name, cls in inspect.getmembers(m5.objects, is_cpu_class):
_cpu_classes[name] = cls
-
-for alias, target in _cpu_aliases_all:
- if isinstance(target, tuple):
- # Some aliases contain a list of CPU model sorted in priority
- # order. Use the first target that's available.
- for t in target:
- if t in _cpu_classes:
- _cpu_aliases[alias] = t
- break
- elif target in _cpu_classes:
- # Normal alias
- _cpu_aliases[alias] = target
parser.add_option("--list-cpu-types",
action="callback", callback=_listCpuTypes,
help="List available CPU types")
- parser.add_option("--cpu-type", type="choice", default="atomic",
+ parser.add_option("--cpu-type", type="choice", default="AtomicSimpleCPU",
choices=CpuConfig.cpu_names(),
help = "type of cpu to run with")
parser.add_option("--checker", action="store_true");
parser.add_option("--work-cpus-checkpoint-count", action="store", type="int",
help="checkpoint and exit when active cpu count is reached")
parser.add_option("--restore-with-cpu", action="store", type="choice",
- default="atomic", choices=CpuConfig.cpu_names(),
+ default="AtomicSimpleCPU", choices=CpuConfig.cpu_names(),
help = "cpu type for restoring from a checkpoint")