112813Sandreas.sandberg@arm.com# Copyright (c) 2018 ARM Limited 212813Sandreas.sandberg@arm.com# All rights reserved. 312813Sandreas.sandberg@arm.com# 412813Sandreas.sandberg@arm.com# The license below extends only to copyright in the software and shall 512813Sandreas.sandberg@arm.com# not be construed as granting a license to any other intellectual 612813Sandreas.sandberg@arm.com# property including but not limited to intellectual property relating 712813Sandreas.sandberg@arm.com# to a hardware implementation of the functionality of the software 812813Sandreas.sandberg@arm.com# licensed hereunder. You may use the software subject to the license 912813Sandreas.sandberg@arm.com# terms below provided that you ensure that this notice is replicated 1012813Sandreas.sandberg@arm.com# unmodified and in its entirety in all distributions of the software, 1112813Sandreas.sandberg@arm.com# modified or unmodified, in source code or in binary form. 1212813Sandreas.sandberg@arm.com# 1312813Sandreas.sandberg@arm.com# Redistribution and use in source and binary forms, with or without 1412813Sandreas.sandberg@arm.com# modification, are permitted provided that the following conditions are 1512813Sandreas.sandberg@arm.com# met: redistributions of source code must retain the above copyright 1612813Sandreas.sandberg@arm.com# notice, this list of conditions and the following disclaimer; 1712813Sandreas.sandberg@arm.com# redistributions in binary form must reproduce the above copyright 1812813Sandreas.sandberg@arm.com# notice, this list of conditions and the following disclaimer in the 1912813Sandreas.sandberg@arm.com# documentation and/or other materials provided with the distribution; 2012813Sandreas.sandberg@arm.com# neither the name of the copyright holders nor the names of its 2112813Sandreas.sandberg@arm.com# contributors may be used to endorse or promote products derived from 2212813Sandreas.sandberg@arm.com# this software without specific prior written permission. 2312813Sandreas.sandberg@arm.com# 2412813Sandreas.sandberg@arm.com# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2512813Sandreas.sandberg@arm.com# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 2612813Sandreas.sandberg@arm.com# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 2712813Sandreas.sandberg@arm.com# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 2812813Sandreas.sandberg@arm.com# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2912813Sandreas.sandberg@arm.com# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 3012813Sandreas.sandberg@arm.com# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 3112813Sandreas.sandberg@arm.com# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 3212813Sandreas.sandberg@arm.com# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 3312813Sandreas.sandberg@arm.com# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 3412813Sandreas.sandberg@arm.com# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3512813Sandreas.sandberg@arm.com# 3612813Sandreas.sandberg@arm.com# Authors: Andreas Sandberg 3712813Sandreas.sandberg@arm.com 3812813Sandreas.sandberg@arm.comfrom m5.defines import buildEnv 3912813Sandreas.sandberg@arm.comfrom m5.SimObject import * 4013665Sandreas.sandberg@arm.com 4113665Sandreas.sandberg@arm.comfrom m5.objects.BaseTrafficGen import * 4212813Sandreas.sandberg@arm.com 4312813Sandreas.sandberg@arm.comclass PyTrafficGen(BaseTrafficGen): 4412813Sandreas.sandberg@arm.com type = 'PyTrafficGen' 4512813Sandreas.sandberg@arm.com cxx_header = "cpu/testers/traffic_gen/pygen.hh" 4612813Sandreas.sandberg@arm.com 4712813Sandreas.sandberg@arm.com @cxxMethod 4812813Sandreas.sandberg@arm.com def start(self, meta_generator): 4912813Sandreas.sandberg@arm.com """ 5012813Sandreas.sandberg@arm.com Start generating traffic using the provided meta-generator. The 5112813Sandreas.sandberg@arm.com meta-generator is an iterable Python object that describes a 5212813Sandreas.sandberg@arm.com list of traffic generator instances. 5312813Sandreas.sandberg@arm.com """ 5412813Sandreas.sandberg@arm.com pass 5512813Sandreas.sandberg@arm.com 5612813Sandreas.sandberg@arm.com cxx_exports = [ 5712813Sandreas.sandberg@arm.com PyBindMethod("createIdle"), 5812813Sandreas.sandberg@arm.com PyBindMethod("createExit"), 5912813Sandreas.sandberg@arm.com PyBindMethod("createLinear"), 6012813Sandreas.sandberg@arm.com PyBindMethod("createRandom"), 6112813Sandreas.sandberg@arm.com PyBindMethod("createDram"), 6212813Sandreas.sandberg@arm.com PyBindMethod("createDramRot"), 6312813Sandreas.sandberg@arm.com ] 6412813Sandreas.sandberg@arm.com 6512813Sandreas.sandberg@arm.com @cxxMethod(override=True) 6612813Sandreas.sandberg@arm.com def createTrace(self, duration, trace_file, addr_offset=0): 6712813Sandreas.sandberg@arm.com if buildEnv['HAVE_PROTOBUF']: 6812813Sandreas.sandberg@arm.com return self.getCCObject().createTrace(duration, trace_file, 6912813Sandreas.sandberg@arm.com addr_offset=addr_offset) 7012813Sandreas.sandberg@arm.com else: 7112813Sandreas.sandberg@arm.com raise NotImplementedError("Trace playback requires that gem5 " 7212813Sandreas.sandberg@arm.com "was built with protobuf support.") 73