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# Copyright (c) 2018-2020 ARM Limited
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#
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# to a hardware implementation of the functionality of the software
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# this software without specific prior written permission.
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from m5.defines import buildEnv
from m5.SimObject import *
from m5.objects.BaseTrafficGen import *
class PyTrafficGen(BaseTrafficGen):
type = 'PyTrafficGen'
cxx_header = "cpu/testers/traffic_gen/pygen.hh"
@cxxMethod
def start(self, meta_generator):
"""
Start generating traffic using the provided meta-generator. The
meta-generator is an iterable Python object that describes a
list of traffic generator instances.
"""
pass
cxx_exports = [
PyBindMethod("createIdle"),
PyBindMethod("createExit"),
PyBindMethod("createLinear"),
PyBindMethod("createRandom"),
PyBindMethod("createDram"),
PyBindMethod("createDramRot"),
PyBindMethod("createHybrid"),
PyBindMethod("createNvm"),
PyBindMethod("createStrided")
]
@cxxMethod(override=True)
def createTrace(self, duration, trace_file, addr_offset=0):
if buildEnv['HAVE_PROTOBUF']:
return self.getCCObject().createTrace(duration, trace_file,
addr_offset=addr_offset)
else:
raise NotImplementedError("Trace playback requires that gem5 "
"was built with protobuf support.")