Ruby.py revision 10004:5d8b72563869
13005Sstever@eecs.umich.edu# Copyright (c) 2012 ARM Limited 23005Sstever@eecs.umich.edu# All rights reserved. 33005Sstever@eecs.umich.edu# 43005Sstever@eecs.umich.edu# The license below extends only to copyright in the software and shall 53005Sstever@eecs.umich.edu# not be construed as granting a license to any other intellectual 63005Sstever@eecs.umich.edu# property including but not limited to intellectual property relating 73005Sstever@eecs.umich.edu# to a hardware implementation of the functionality of the software 83005Sstever@eecs.umich.edu# licensed hereunder. You may use the software subject to the license 93005Sstever@eecs.umich.edu# terms below provided that you ensure that this notice is replicated 103005Sstever@eecs.umich.edu# unmodified and in its entirety in all distributions of the software, 113005Sstever@eecs.umich.edu# modified or unmodified, in source code or in binary form. 123005Sstever@eecs.umich.edu# 133005Sstever@eecs.umich.edu# Copyright (c) 2006-2007 The Regents of The University of Michigan 143005Sstever@eecs.umich.edu# Copyright (c) 2009 Advanced Micro Devices, Inc. 153005Sstever@eecs.umich.edu# All rights reserved. 163005Sstever@eecs.umich.edu# 173005Sstever@eecs.umich.edu# Redistribution and use in source and binary forms, with or without 183005Sstever@eecs.umich.edu# modification, are permitted provided that the following conditions are 193005Sstever@eecs.umich.edu# met: redistributions of source code must retain the above copyright 203005Sstever@eecs.umich.edu# notice, this list of conditions and the following disclaimer; 213005Sstever@eecs.umich.edu# redistributions in binary form must reproduce the above copyright 223005Sstever@eecs.umich.edu# notice, this list of conditions and the following disclaimer in the 233005Sstever@eecs.umich.edu# documentation and/or other materials provided with the distribution; 243005Sstever@eecs.umich.edu# neither the name of the copyright holders nor the names of its 253005Sstever@eecs.umich.edu# contributors may be used to endorse or promote products derived from 263005Sstever@eecs.umich.edu# this software without specific prior written permission. 273005Sstever@eecs.umich.edu# 283005Sstever@eecs.umich.edu# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 292710SN/A# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 302710SN/A# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 313005Sstever@eecs.umich.edu# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 322889SN/A# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 332667SN/A# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 343005Sstever@eecs.umich.edu# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 352856SN/A# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 362917SN/A# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 373395Shsul@eecs.umich.edu# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 383448Shsul@eecs.umich.edu# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 393394Shsul@eecs.umich.edu# 403444Sktlim@umich.edu# Authors: Brad Beckmann 413444Sktlim@umich.edu 423444Sktlim@umich.eduimport math 433444Sktlim@umich.eduimport m5 442424SN/Afrom m5.objects import * 452957SN/Afrom m5.defines import buildEnv 462957SN/A 473323Shsul@eecs.umich.edudef define_options(parser): 483005Sstever@eecs.umich.edu # By default, ruby uses the simple timing cpu 493444Sktlim@umich.edu parser.set_defaults(cpu_type="timing") 502957SN/A 512957SN/A parser.add_option("--ruby-clock", action="store", type="string", 522957SN/A default='2GHz', 532957SN/A help="Clock for blocks running at Ruby system's speed") 542957SN/A 552957SN/A # Options related to cache structure 563323Shsul@eecs.umich.edu parser.add_option("--ports", action="store", type="int", default=4, 573444Sktlim@umich.edu help="used of transitions per cycle which is a proxy \ 582957SN/A for the number of ports.") 592957SN/A 602957SN/A # ruby network options 612957SN/A parser.add_option("--topology", type="string", default="Crossbar", 622957SN/A help="check src/mem/ruby/network/topologies for complete set") 632957SN/A parser.add_option("--mesh-rows", type="int", default=1, 642957SN/A help="the number of rows in the mesh topology") 652715SN/A parser.add_option("--garnet-network", type="choice", 663005Sstever@eecs.umich.edu choices=['fixed', 'flexible'], help="'fixed'|'flexible'") 672801SN/A parser.add_option("--network-fault-model", action="store_true", default=False, 682801SN/A help="enable network fault model: see src/mem/ruby/network/fault_model/") 692801SN/A 702418SN/A # ruby mapping options 712917SN/A parser.add_option("--numa-high-bit", type="int", default=0, 722833SN/A help="high order address bit to use for numa mapping. " \ 732833SN/A "0 = highest bit, not specified = lowest bit") 742833SN/A 752833SN/A # ruby sparse memory options 762833SN/A parser.add_option("--use-map", action="store_true", default=False) 772833SN/A parser.add_option("--map-levels", type="int", default=4) 782833SN/A 792833SN/A parser.add_option("--recycle-latency", type="int", default=10, 802833SN/A help="Recycle latency for ruby controller input buffers") 812833SN/A 822833SN/A parser.add_option("--random_seed", type="int", default=1234, 832833SN/A help="Used for seeding the random number generator") 843005Sstever@eecs.umich.edu 852833SN/A parser.add_option("--ruby_stats", type="string", default="ruby.stats") 862833SN/A 872833SN/A protocol = buildEnv['PROTOCOL'] 882833SN/A exec "import %s" % protocol 892833SN/A eval("%s.define_options(parser)" % protocol) 902833SN/A 913481Shsul@eecs.umich.edudef create_topology(controllers, options): 922957SN/A """ Called from create_system in configs/ruby/<protocol>.py 933395Shsul@eecs.umich.edu Must return an object which is a subclass of BaseTopology 943005Sstever@eecs.umich.edu found in configs/topologies/BaseTopology.py 953395Shsul@eecs.umich.edu This is a wrapper for the legacy topologies. 963395Shsul@eecs.umich.edu """ 973395Shsul@eecs.umich.edu exec "import %s as Topo" % options.topology 983323Shsul@eecs.umich.edu topology = eval("Topo.%s(controllers)" % options.topology) 993395Shsul@eecs.umich.edu return topology 1003395Shsul@eecs.umich.edu 1013005Sstever@eecs.umich.edudef create_system(options, system, piobus = None, dma_ports = []): 1023395Shsul@eecs.umich.edu 1033395Shsul@eecs.umich.edu system.ruby = RubySystem(stats_filename = options.ruby_stats, 1043481Shsul@eecs.umich.edu no_mem_vec = options.use_map) 1053395Shsul@eecs.umich.edu ruby = system.ruby 1063448Shsul@eecs.umich.edu 1073395Shsul@eecs.umich.edu protocol = buildEnv['PROTOCOL'] 1083395Shsul@eecs.umich.edu exec "import %s" % protocol 1093005Sstever@eecs.umich.edu try: 1103005Sstever@eecs.umich.edu (cpu_sequencers, dir_cntrls, topology) = \ 1112902SN/A eval("%s.create_system(options, system, piobus, dma_ports, ruby)" 1123481Shsul@eecs.umich.edu % protocol) 113 except: 114 print "Error: could not create sytem for ruby protocol %s" % protocol 115 raise 116 117 # Create a port proxy for connecting the system port. This is 118 # independent of the protocol and kept in the protocol-agnostic 119 # part (i.e. here). 120 sys_port_proxy = RubyPortProxy(ruby_system = ruby) 121 # Give the system port proxy a SimObject parent without creating a 122 # full-fledged controller 123 system.sys_port_proxy = sys_port_proxy 124 125 # Connect the system port for loading of binaries etc 126 system.system_port = system.sys_port_proxy.slave 127 128 129 # 130 # Set the network classes based on the command line options 131 # 132 if options.garnet_network == "fixed": 133 class NetworkClass(GarnetNetwork_d): pass 134 class IntLinkClass(GarnetIntLink_d): pass 135 class ExtLinkClass(GarnetExtLink_d): pass 136 class RouterClass(GarnetRouter_d): pass 137 elif options.garnet_network == "flexible": 138 class NetworkClass(GarnetNetwork): pass 139 class IntLinkClass(GarnetIntLink): pass 140 class ExtLinkClass(GarnetExtLink): pass 141 class RouterClass(GarnetRouter): pass 142 else: 143 class NetworkClass(SimpleNetwork): pass 144 class IntLinkClass(SimpleIntLink): pass 145 class ExtLinkClass(SimpleExtLink): pass 146 class RouterClass(Switch): pass 147 148 149 # Create the network topology 150 network = NetworkClass(ruby_system = ruby, topology = topology.description, 151 routers = [], ext_links = [], int_links = []) 152 topology.makeTopology(options, network, IntLinkClass, ExtLinkClass, 153 RouterClass) 154 155 if options.network_fault_model: 156 assert(options.garnet_network == "fixed") 157 network.enable_fault_model = True 158 network.fault_model = FaultModel() 159 160 # 161 # Loop through the directory controlers. 162 # Determine the total memory size of the ruby system and verify it is equal 163 # to physmem. However, if Ruby memory is using sparse memory in SE 164 # mode, then the system should not back-up the memory state with 165 # the Memory Vector and thus the memory size bytes should stay at 0. 166 # Also set the numa bits to the appropriate values. 167 # 168 total_mem_size = MemorySize('0B') 169 170 ruby.block_size_bytes = options.cacheline_size 171 block_size_bits = int(math.log(options.cacheline_size, 2)) 172 173 if options.numa_high_bit: 174 numa_bit = options.numa_high_bit 175 else: 176 # if the numa_bit is not specified, set the directory bits as the 177 # lowest bits above the block offset bits, and the numa_bit as the 178 # highest of those directory bits 179 dir_bits = int(math.log(options.num_dirs, 2)) 180 numa_bit = block_size_bits + dir_bits - 1 181 182 for dir_cntrl in dir_cntrls: 183 total_mem_size.value += dir_cntrl.directory.size.value 184 dir_cntrl.directory.numa_high_bit = numa_bit 185 186 phys_mem_size = sum(map(lambda r: r.size(), system.mem_ranges)) 187 assert(total_mem_size.value == phys_mem_size) 188 189 ruby_profiler = RubyProfiler(ruby_system = ruby, 190 num_of_sequencers = len(cpu_sequencers)) 191 ruby.network = network 192 ruby.profiler = ruby_profiler 193 ruby.mem_size = total_mem_size 194 ruby._cpu_ruby_ports = cpu_sequencers 195 ruby.random_seed = options.random_seed 196