PlatformConfig.py revision 11297
113669Sjavier.bueno@metempsy.com# Copyright (c) 2012, 2015 ARM Limited 213669Sjavier.bueno@metempsy.com# All rights reserved. 313669Sjavier.bueno@metempsy.com# 413669Sjavier.bueno@metempsy.com# The license below extends only to copyright in the software and shall 513669Sjavier.bueno@metempsy.com# not be construed as granting a license to any other intellectual 613669Sjavier.bueno@metempsy.com# property including but not limited to intellectual property relating 713669Sjavier.bueno@metempsy.com# to a hardware implementation of the functionality of the software 813669Sjavier.bueno@metempsy.com# licensed hereunder. You may use the software subject to the license 913669Sjavier.bueno@metempsy.com# terms below provided that you ensure that this notice is replicated 1013669Sjavier.bueno@metempsy.com# unmodified and in its entirety in all distributions of the software, 1113669Sjavier.bueno@metempsy.com# modified or unmodified, in source code or in binary form. 1213669Sjavier.bueno@metempsy.com# 1313669Sjavier.bueno@metempsy.com# Redistribution and use in source and binary forms, with or without 1413669Sjavier.bueno@metempsy.com# modification, are permitted provided that the following conditions are 1513669Sjavier.bueno@metempsy.com# met: redistributions of source code must retain the above copyright 1613669Sjavier.bueno@metempsy.com# notice, this list of conditions and the following disclaimer; 1713669Sjavier.bueno@metempsy.com# redistributions in binary form must reproduce the above copyright 1813669Sjavier.bueno@metempsy.com# notice, this list of conditions and the following disclaimer in the 1913669Sjavier.bueno@metempsy.com# documentation and/or other materials provided with the distribution; 2013669Sjavier.bueno@metempsy.com# neither the name of the copyright holders nor the names of its 2113669Sjavier.bueno@metempsy.com# contributors may be used to endorse or promote products derived from 2213669Sjavier.bueno@metempsy.com# this software without specific prior written permission. 2313669Sjavier.bueno@metempsy.com# 2413669Sjavier.bueno@metempsy.com# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2513669Sjavier.bueno@metempsy.com# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 2613669Sjavier.bueno@metempsy.com# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 2713669Sjavier.bueno@metempsy.com# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 2813669Sjavier.bueno@metempsy.com# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2913669Sjavier.bueno@metempsy.com# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 3013669Sjavier.bueno@metempsy.com# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 3113669Sjavier.bueno@metempsy.com# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 3213669Sjavier.bueno@metempsy.com# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 3313669Sjavier.bueno@metempsy.com# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 3413669Sjavier.bueno@metempsy.com# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3513669Sjavier.bueno@metempsy.com# 3613669Sjavier.bueno@metempsy.com# Authors: Andreas Sandberg 3713669Sjavier.bueno@metempsy.com 3813669Sjavier.bueno@metempsy.comimport m5.objects 3913669Sjavier.bueno@metempsy.comimport inspect 4013669Sjavier.bueno@metempsy.comimport sys 4113669Sjavier.bueno@metempsy.comfrom textwrap import TextWrapper 4213669Sjavier.bueno@metempsy.com 4313669Sjavier.bueno@metempsy.com# Dictionary of mapping names of real CPU models to classes. 4413963Sodanrc@yahoo.com.br_platform_classes = {} 4513669Sjavier.bueno@metempsy.com 4613669Sjavier.bueno@metempsy.com# Platform aliases. The platforms listed here might not be compiled, 4713669Sjavier.bueno@metempsy.com# we make sure they exist before we add them to the platform list. 4813669Sjavier.bueno@metempsy.com_platform_aliases_all = [ 4913669Sjavier.bueno@metempsy.com ("RealView_EB", "RealViewEB"), 5013669Sjavier.bueno@metempsy.com ("RealView_PBX", "RealViewPBX"), 5113669Sjavier.bueno@metempsy.com ("VExpress_GEM5", "VExpress_GEM5_V1"), 5213669Sjavier.bueno@metempsy.com ] 5313669Sjavier.bueno@metempsy.com 5413669Sjavier.bueno@metempsy.com# Filtered list of aliases. Only aliases for existing platforms exist 5513669Sjavier.bueno@metempsy.com# in this list. 5613669Sjavier.bueno@metempsy.com_platform_aliases = {} 5713669Sjavier.bueno@metempsy.com 5813669Sjavier.bueno@metempsy.comdef is_platform_class(cls): 5913669Sjavier.bueno@metempsy.com """Determine if a class is a Platform that can be instantiated""" 6013669Sjavier.bueno@metempsy.com 6113669Sjavier.bueno@metempsy.com # We can't use the normal inspect.isclass because the ParamFactory 6213669Sjavier.bueno@metempsy.com # and ProxyFactory classes have a tendency to confuse it. 6313669Sjavier.bueno@metempsy.com try: 6413669Sjavier.bueno@metempsy.com return issubclass(cls, m5.objects.Platform) and \ 6513669Sjavier.bueno@metempsy.com not cls.abstract 6613669Sjavier.bueno@metempsy.com except TypeError: 6713669Sjavier.bueno@metempsy.com return False 6813669Sjavier.bueno@metempsy.com 6913669Sjavier.bueno@metempsy.comdef get(name): 7013669Sjavier.bueno@metempsy.com """Get a platform class from a user provided class name.""" 7113669Sjavier.bueno@metempsy.com 7213669Sjavier.bueno@metempsy.com real_name = _platform_aliases.get(name, name) 7313963Sodanrc@yahoo.com.br 7413963Sodanrc@yahoo.com.br try: 7513669Sjavier.bueno@metempsy.com return _platform_classes[real_name] 7613669Sjavier.bueno@metempsy.com except KeyError: 7713669Sjavier.bueno@metempsy.com print "%s is not a valid Platform model." % (name,) 7813669Sjavier.bueno@metempsy.com sys.exit(1) 7913669Sjavier.bueno@metempsy.com 8013669Sjavier.bueno@metempsy.comdef print_platform_list(): 8113669Sjavier.bueno@metempsy.com """Print a list of available Platform classes including their aliases.""" 8213669Sjavier.bueno@metempsy.com 8313669Sjavier.bueno@metempsy.com print "Available Platform classes:" 8413963Sodanrc@yahoo.com.br doc_wrapper = TextWrapper(initial_indent="\t\t", subsequent_indent="\t\t") 8513963Sodanrc@yahoo.com.br for name, cls in _platform_classes.items(): 8613669Sjavier.bueno@metempsy.com print "\t%s" % name 8713669Sjavier.bueno@metempsy.com 8813669Sjavier.bueno@metempsy.com # Try to extract the class documentation from the class help 8913669Sjavier.bueno@metempsy.com # string. 9013669Sjavier.bueno@metempsy.com doc = inspect.getdoc(cls) 9113963Sodanrc@yahoo.com.br if doc: 9213669Sjavier.bueno@metempsy.com for line in doc_wrapper.wrap(doc): 9313669Sjavier.bueno@metempsy.com print line 9413669Sjavier.bueno@metempsy.com 9513669Sjavier.bueno@metempsy.com if _platform_aliases: 9613669Sjavier.bueno@metempsy.com print "\Platform aliases:" 9713669Sjavier.bueno@metempsy.com for alias, target in _platform_aliases.items(): 9813669Sjavier.bueno@metempsy.com print "\t%s => %s" % (alias, target) 9913669Sjavier.bueno@metempsy.com 10013669Sjavier.bueno@metempsy.comdef platform_names(): 10113669Sjavier.bueno@metempsy.com """Return a list of valid Platform names.""" 10213669Sjavier.bueno@metempsy.com return _platform_classes.keys() + _platform_aliases.keys() 10313669Sjavier.bueno@metempsy.com 10413669Sjavier.bueno@metempsy.com# Add all Platforms in the object hierarchy. 10513669Sjavier.bueno@metempsy.comfor name, cls in inspect.getmembers(m5.objects, is_platform_class): 10613669Sjavier.bueno@metempsy.com _platform_classes[name] = cls 10713669Sjavier.bueno@metempsy.com 10813669Sjavier.bueno@metempsy.comfor alias, target in _platform_aliases_all: 10913669Sjavier.bueno@metempsy.com if target in _platform_classes: 11013669Sjavier.bueno@metempsy.com _platform_aliases[alias] = target 11113669Sjavier.bueno@metempsy.com