SystemC.py revision 13081:fd1b50840830
112027Sjungma@eit.uni-kl.de# Copyright 2018 Google, Inc. 212027Sjungma@eit.uni-kl.de# 312027Sjungma@eit.uni-kl.de# Redistribution and use in source and binary forms, with or without 412027Sjungma@eit.uni-kl.de# modification, are permitted provided that the following conditions are 512027Sjungma@eit.uni-kl.de# met: redistributions of source code must retain the above copyright 612027Sjungma@eit.uni-kl.de# notice, this list of conditions and the following disclaimer; 712027Sjungma@eit.uni-kl.de# redistributions in binary form must reproduce the above copyright 812027Sjungma@eit.uni-kl.de# notice, this list of conditions and the following disclaimer in the 912027Sjungma@eit.uni-kl.de# documentation and/or other materials provided with the distribution; 1012027Sjungma@eit.uni-kl.de# neither the name of the copyright holders nor the names of its 1112027Sjungma@eit.uni-kl.de# contributors may be used to endorse or promote products derived from 1212027Sjungma@eit.uni-kl.de# this software without specific prior written permission. 1312027Sjungma@eit.uni-kl.de# 1412027Sjungma@eit.uni-kl.de# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1512027Sjungma@eit.uni-kl.de# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1612027Sjungma@eit.uni-kl.de# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1712027Sjungma@eit.uni-kl.de# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 1812027Sjungma@eit.uni-kl.de# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 1912027Sjungma@eit.uni-kl.de# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2012027Sjungma@eit.uni-kl.de# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2112027Sjungma@eit.uni-kl.de# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2212027Sjungma@eit.uni-kl.de# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2312027Sjungma@eit.uni-kl.de# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2412027Sjungma@eit.uni-kl.de# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2512027Sjungma@eit.uni-kl.de# 2612027Sjungma@eit.uni-kl.de# Authors: Gabe Black 2712027Sjungma@eit.uni-kl.de 2812027Sjungma@eit.uni-kl.defrom m5.SimObject import SimObject 2912027Sjungma@eit.uni-kl.de 3012027Sjungma@eit.uni-kl.de# This class represents the systemc kernel. There should be exactly one in the 3112027Sjungma@eit.uni-kl.de# simulation. It receives gem5 SimObject lifecycle callbacks (init, regStats, 3212027Sjungma@eit.uni-kl.de# etc.) and manages the lifecycle of the systemc simulation accordingly. 3312027Sjungma@eit.uni-kl.de# It also acts as a collecting point for systemc related control functionality. 3412027Sjungma@eit.uni-kl.declass SystemC_Kernel(SimObject): 3512027Sjungma@eit.uni-kl.de type = 'SystemC_Kernel' 3612027Sjungma@eit.uni-kl.de cxx_class = 'sc_gem5::Kernel' 3712027Sjungma@eit.uni-kl.de cxx_header = 'systemc/core/kernel.hh' 3812027Sjungma@eit.uni-kl.de 3912027Sjungma@eit.uni-kl.de class ScMainResult(object): 4012027Sjungma@eit.uni-kl.de def __init__(self, code, message): 4112027Sjungma@eit.uni-kl.de self.code = code 4212027Sjungma@eit.uni-kl.de self.message = message 4312027Sjungma@eit.uni-kl.de 4412027Sjungma@eit.uni-kl.de def sc_main(self, *args): 4512027Sjungma@eit.uni-kl.de '''Call the systemc sc_main function with the given string args''' 4612027Sjungma@eit.uni-kl.de from _m5.systemc import sc_main 4712027Sjungma@eit.uni-kl.de sc_main(*args) 4812027Sjungma@eit.uni-kl.de 4912027Sjungma@eit.uni-kl.de def sc_main_result(self): 5012027Sjungma@eit.uni-kl.de '''Retrieve and return the results of running sc_main''' 5112027Sjungma@eit.uni-kl.de from _m5.systemc import sc_main_result_code, sc_main_result_str 5212027Sjungma@eit.uni-kl.de return SystemC_Kernel.ScMainResult( 5312027Sjungma@eit.uni-kl.de sc_main_result_code(), sc_main_result_str()); 5412027Sjungma@eit.uni-kl.de 5512027Sjungma@eit.uni-kl.de# This class represents systemc sc_object instances in python config files. It 5612027Sjungma@eit.uni-kl.de# inherits from SimObject in python, but the c++ version, sc_core::sc_object, 5712027Sjungma@eit.uni-kl.de# doesn't inherit from gem5's c++ SimObject class. 5812027Sjungma@eit.uni-kl.declass SystemC_ScObject(SimObject): 5912027Sjungma@eit.uni-kl.de type = 'SystemC_ScObject' 6012027Sjungma@eit.uni-kl.de abstract = True 6112027Sjungma@eit.uni-kl.de cxx_class = 'sc_core::sc_object' 6212027Sjungma@eit.uni-kl.de cxx_header = 'systemc/ext/core/sc_object.hh' 6312027Sjungma@eit.uni-kl.de 6412027Sjungma@eit.uni-kl.de # Clear cxx_base to stop the c++ binding code from assuming 6512027Sjungma@eit.uni-kl.de # sc_core::sc_object inherits from SimObject, even though SystemC_ScObject 6612027Sjungma@eit.uni-kl.de # does on the python side. 6712027Sjungma@eit.uni-kl.de cxx_base = None 6812027Sjungma@eit.uni-kl.de 6912027Sjungma@eit.uni-kl.de # Hide the cxx_exports from SimObject since we don't inherit from 7012027Sjungma@eit.uni-kl.de # SimObject on the c++ side and so don't have those methods to call down 7112027Sjungma@eit.uni-kl.de # into. 7212027Sjungma@eit.uni-kl.de locals().update({ 7312027Sjungma@eit.uni-kl.de method.name: (lambda *a, **k: None) for method in SimObject.cxx_exports 7412027Sjungma@eit.uni-kl.de }) 7512027Sjungma@eit.uni-kl.de 7612027Sjungma@eit.uni-kl.detry: 7712027Sjungma@eit.uni-kl.de import _m5 7812027Sjungma@eit.uni-kl.deexcept: 7912027Sjungma@eit.uni-kl.de pass 8012027Sjungma@eit.uni-kl.deelse: 8112027Sjungma@eit.uni-kl.de import _m5.systemc 8212027Sjungma@eit.uni-kl.de _m5.systemc.python_ready() 8312027Sjungma@eit.uni-kl.de