Ruby.py revision 7555:ccd55d73c75d
1# Copyright (c) 2006-2007 The Regents of The University of Michigan 2# Copyright (c) 2009 Advanced Micro Devices, Inc. 3# All rights reserved. 4# 5# Redistribution and use in source and binary forms, with or without 6# modification, are permitted provided that the following conditions are 7# met: redistributions of source code must retain the above copyright 8# notice, this list of conditions and the following disclaimer; 9# redistributions in binary form must reproduce the above copyright 10# notice, this list of conditions and the following disclaimer in the 11# documentation and/or other materials provided with the distribution; 12# neither the name of the copyright holders nor the names of its 13# contributors may be used to endorse or promote products derived from 14# this software without specific prior written permission. 15# 16# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27# 28# Authors: Brad Beckmann 29 30import m5 31from m5.objects import * 32from m5.defines import buildEnv 33 34def define_options(parser): 35 # ruby network options 36 parser.add_option("--topology", type="string", default="Crossbar", 37 help="check src/mem/ruby/network/topologies for complete set") 38 parser.add_option("--mesh-rows", type="int", default=1, 39 help="the number of rows in the mesh topology") 40 parser.add_option("--garnet-network", type="string", default=none, 41 help="'fixed'|'flexible'") 42 43 # ruby mapping options 44 parser.add_option("--numa-high-bit", type="int", default=none, 45 help="high order address bit to use for numa mapping") 46 47 # ruby sparse memory options 48 parser.add_option("--use-map", action="store_true", default=False) 49 parser.add_option("--map-levels", type="int", default=4) 50 51 # ruby debug cmd line options 52 parser.add_option("--ruby-debug", action="store_true", default=False) 53 parser.add_option("--ruby-debug-cycle", type="int", default=1) 54 55 protocol = buildEnv['PROTOCOL'] 56 exec "import %s" % protocol 57 eval("%s.define_options(parser)" % protocol) 58 59def create_system(options, system, piobus = None, dma_devices = []): 60 61 protocol = buildEnv['PROTOCOL'] 62 exec "import %s" % protocol 63 try: 64 (cpu_sequencers, dir_cntrls, all_cntrls) = \ 65 eval("%s.create_system(options, system, piobus, dma_devices)" \ 66 % protocol) 67 except: 68 print "Error: could not create sytem for ruby protocol %s" % protocol 69 sys.exit(1) 70 71 # 72 # Important: the topology must be created before the network and after the 73 # controllers. 74 # 75 exec "import %s" % options.topology 76 try: 77 net_topology = eval("%s.makeTopology(all_cntrls, options)" % options.topology) 78 except: 79 print "Error: could not create topology %s" % options.topology 80 sys.exit(1) 81 82 if options.garnet_network == "fixed": 83 network = GarnetNetwork_d(topology = net_topology) 84 elif options.garnet_network == "flexible": 85 network = GarnetNetwork(topology = net_topology) 86 else: 87 network = SimpleNetwork(topology = net_topology) 88 89 # 90 # Determine the total memory size of the ruby system and verify it is equal 91 # to physmem. However, if Ruby memory is using sparse memory in SE 92 # mode, then the system should not back-up the memory state with 93 # the Memory Vector and thus the memory size bytes should stay at 0. 94 # 95 total_mem_size = MemorySize('0B') 96 for dir_cntrl in dir_cntrls: 97 total_mem_size.value += dir_cntrl.directory.size.value 98 physmem_size = long(system.physmem.range.second) - \ 99 long(system.physmem.range.first) + 1 100 assert(total_mem_size.value == physmem_size) 101 102 ruby_profiler = RubyProfiler(num_of_sequencers = len(cpu_sequencers)) 103 104 ruby = RubySystem(clock = options.clock, 105 network = network, 106 profiler = ruby_profiler, 107 tracer = RubyTracer(), 108 debug = RubyDebug(filter_string = 'none', 109 verbosity_string = 'none', 110 protocol_trace = options.ruby_debug, 111 start_time = options.ruby_debug_cycle), 112 mem_size = total_mem_size) 113 114 ruby.cpu_ruby_ports = cpu_sequencers 115 116 return ruby 117