dc758641c9
Reorganized ruby python configuration so that protocol and ruby memory system configuration code can be shared by multiple front-end configuration files (i.e. memory tester, full system, and hopefully the regression tester). This code works for memory tester, but have not tested fs mode.
83 lines
3.4 KiB
Python
83 lines
3.4 KiB
Python
# Copyright (c) 2006-2007 The Regents of The University of Michigan
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# Copyright (c) 2009 Advanced Micro Devices, Inc.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met: redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer;
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# redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution;
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# neither the name of the copyright holders nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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# Authors: Brad Beckmann
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import m5
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from m5.objects import *
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from m5.defines import buildEnv
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from m5.util import addToPath
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import MOESI_hammer
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def create_system(options, physmem):
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protocol = buildEnv['PROTOCOL']
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if protocol == "MOESI_hammer":
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(sequencers, dir_cntrls, all_cntrls) = MOESI_hammer.create_system( \
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options, physmem)
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else:
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print "Error: unsupported ruby protocol"
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sys.exit(1)
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#
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# Important: the topology constructor must be called before the network
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# constructor.
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#
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network = SimpleNetwork(topology = makeCrossbar(all_cntrls))
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mem_size_mb = sum([int(dir_cntrl.directory.size_mb) \
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for dir_cntrl in dir_cntrls])
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#
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# determine the number of memory controllers and other memory controller
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# parameters for the profiler
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#
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mcCount = len(dir_cntrls)
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banksPerRank = dir_cntrls[0].memBuffer.banks_per_rank
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ranksPerDimm = dir_cntrls[0].memBuffer.ranks_per_dimm
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dimmsPerChannel = dir_cntrls[0].memBuffer.dimms_per_channel
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ruby_profiler = RubyProfiler(mem_cntrl_count = mcCount,
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banks_per_rank = banksPerRank,
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ranks_per_dimm = ranksPerDimm,
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dimms_per_channel = dimmsPerChannel)
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ruby = RubySystem(clock = '1GHz',
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network = network,
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profiler = ruby_profiler,
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tracer = RubyTracer(),
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debug = RubyDebug(filter_string = 'none',
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verbosity_string = 'none',
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protocol_trace = False),
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mem_size_mb = mem_size_mb)
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ruby.cpu_ruby_ports = sequencers
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return ruby
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