configs/ruby/GPU_VIPER.py

   1 #
   2 #  Copyright (c) 2011-2015 Advanced Micro Devices, Inc.
   3 #  All rights reserved.
   4 #
   5 #  For use for simulation and test purposes only
   6 #
   7 #  Redistribution and use in source and binary forms, with or without
   8 #  modification, are permitted provided that the following conditions are met:
   9 #
  10 #  1. Redistributions of source code must retain the above copyright notice,
  11 #  this list of conditions and the following disclaimer.
  12 #
  13 #  2. Redistributions in binary form must reproduce the above copyright notice,
  14 #  this list of conditions and the following disclaimer in the documentation
  15 #  and/or other materials provided with the distribution.
  16 #
  17 #  3. Neither the name of the copyright holder nor the names of its contributors
  18 #  may be used to endorse or promote products derived from this software
  19 #  without specific prior written permission.
  20 #
  21 #  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  22 #  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23 #  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24 #  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
  25 #  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  26 #  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  27 #  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  28 #  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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  30 #  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  31 #  POSSIBILITY OF SUCH DAMAGE.
  32 #
  33 #  Author: Lisa Hsu
  34 #
  35
  36 import math
  37 import m5
  38 from m5.objects import *
  39 from m5.defines import buildEnv
  40 from Ruby import create_topology
  41 from Ruby import send_evicts
  42
  43 from topologies.Cluster import Cluster
  44 from topologies.Crossbar import Crossbar
  45
  46 class CntrlBase:
  47     _seqs = 0
  48     @classmethod
  49     def seqCount(cls):
  50         # Use SeqCount not class since we need global count
  51         CntrlBase._seqs += 1
  52         return CntrlBase._seqs - 1
  53
  54     _cntrls = 0
  55     @classmethod
  56     def cntrlCount(cls):
  57         # Use CntlCount not class since we need global count
  58         CntrlBase._cntrls += 1
  59         return CntrlBase._cntrls - 1
  60
  61     _version = 0
  62     @classmethod
  63     def versionCount(cls):
  64         cls._version += 1 # Use count for this particular type
  65         return cls._version - 1
  66
  67 class L1Cache(RubyCache):
  68     resourceStalls = False
  69     dataArrayBanks = 2
  70     tagArrayBanks = 2
  71     dataAccessLatency = 1
  72     tagAccessLatency = 1
  73     def create(self, size, assoc, options):
  74         self.size = MemorySize(size)
  75         self.assoc = assoc
  76         self.replacement_policy = PseudoLRUReplacementPolicy()
  77
  78 class L2Cache(RubyCache):
  79     resourceStalls = False
  80     assoc = 16
  81     dataArrayBanks = 16
  82     tagArrayBanks = 16
  83     def create(self, size, assoc, options):
  84         self.size = MemorySize(size)
  85         self.assoc = assoc
  86         self.replacement_policy = PseudoLRUReplacementPolicy()
  87
  88 class CPCntrl(CorePair_Controller, CntrlBase):
  89
  90     def create(self, options, ruby_system, system):
  91         self.version = self.versionCount()
  92
  93         self.L1Icache = L1Cache()
  94         self.L1Icache.create(options.l1i_size, options.l1i_assoc, options)
  95         self.L1D0cache = L1Cache()
  96         self.L1D0cache.create(options.l1d_size, options.l1d_assoc, options)
  97         self.L1D1cache = L1Cache()
  98         self.L1D1cache.create(options.l1d_size, options.l1d_assoc, options)
  99         self.L2cache = L2Cache()
 100         self.L2cache.create(options.l2_size, options.l2_assoc, options)
 101
 102         self.sequencer = RubySequencer()
 103         self.sequencer.version = self.seqCount()
 104         self.sequencer.icache = self.L1Icache
 105         self.sequencer.dcache = self.L1D0cache
 106         self.sequencer.ruby_system = ruby_system
 107         self.sequencer.coreid = 0
 108         self.sequencer.is_cpu_sequencer = True
 109
 110         self.sequencer1 = RubySequencer()
 111         self.sequencer1.version = self.seqCount()
 112         self.sequencer1.icache = self.L1Icache
 113         self.sequencer1.dcache = self.L1D1cache
 114         self.sequencer1.ruby_system = ruby_system
 115         self.sequencer1.coreid = 1
 116         self.sequencer1.is_cpu_sequencer = True
 117
 118         self.issue_latency = options.cpu_to_dir_latency
 119         self.send_evictions = send_evicts(options)
 120
 121         self.ruby_system = ruby_system
 122
 123         if options.recycle_latency:
 124             self.recycle_latency = options.recycle_latency
 125
 126 class TCPCache(RubyCache):
 127     size = "16kB"
 128     assoc = 16
 129     dataArrayBanks = 16 #number of data banks
 130     tagArrayBanks = 16  #number of tag banks
 131     dataAccessLatency = 4
 132     tagAccessLatency = 1
 133     def create(self, options):
 134         self.size = MemorySize(options.tcp_size)
 135         self.assoc = options.tcp_assoc
 136         self.resourceStalls = options.no_tcc_resource_stalls
 137         self.replacement_policy = PseudoLRUReplacementPolicy()
 138
 139 class TCPCntrl(TCP_Controller, CntrlBase):
 140
 141     def create(self, options, ruby_system, system):
 142         self.version = self.versionCount()
 143
 144         self.L1cache = TCPCache(tagAccessLatency = options.TCP_latency,
 145                                 dataAccessLatency = options.TCP_latency)
 146         self.L1cache.resourceStalls = options.no_resource_stalls
 147         self.L1cache.create(options)
 148         self.issue_latency = 1
 149
 150         self.coalescer = VIPERCoalescer()
 151         self.coalescer.version = self.seqCount()
 152         self.coalescer.icache = self.L1cache
 153         self.coalescer.dcache = self.L1cache
 154         self.coalescer.ruby_system = ruby_system
 155         self.coalescer.support_inst_reqs = False
 156         self.coalescer.is_cpu_sequencer = False
 157
 158         self.sequencer = RubySequencer()
 159         self.sequencer.version = self.seqCount()
 160         self.sequencer.icache = self.L1cache
 161         self.sequencer.dcache = self.L1cache
 162         self.sequencer.ruby_system = ruby_system
 163         self.sequencer.is_cpu_sequencer = True
 164
 165         self.use_seq_not_coal = False
 166
 167         self.ruby_system = ruby_system
 168
 169         if options.recycle_latency:
 170             self.recycle_latency = options.recycle_latency
 171
 172     def createCP(self, options, ruby_system, system):
 173         self.version = self.versionCount()
 174
 175         self.L1cache = TCPCache(tagAccessLatency = options.TCP_latency,
 176                                 dataAccessLatency = options.TCP_latency)
 177         self.L1cache.resourceStalls = options.no_resource_stalls
 178         self.L1cache.create(options)
 179         self.issue_latency = 1
 180
 181         self.coalescer = VIPERCoalescer()
 182         self.coalescer.version = self.seqCount()
 183         self.coalescer.icache = self.L1cache
 184         self.coalescer.dcache = self.L1cache
 185         self.coalescer.ruby_system = ruby_system
 186         self.coalescer.support_inst_reqs = False
 187         self.coalescer.is_cpu_sequencer = False
 188
 189         self.sequencer = RubySequencer()
 190         self.sequencer.version = self.seqCount()
 191         self.sequencer.icache = self.L1cache
 192         self.sequencer.dcache = self.L1cache
 193         self.sequencer.ruby_system = ruby_system
 194         self.sequencer.is_cpu_sequencer = True
 195
 196         self.use_seq_not_coal = True
 197
 198         self.ruby_system = ruby_system
 199
 200         if options.recycle_latency:
 201             self.recycle_latency = options.recycle_latency
 202
 203 class SQCCache(RubyCache):
 204     dataArrayBanks = 8
 205     tagArrayBanks = 8
 206     dataAccessLatency = 1
 207     tagAccessLatency = 1
 208
 209     def create(self, options):
 210         self.size = MemorySize(options.sqc_size)
 211         self.assoc = options.sqc_assoc
 212         self.replacement_policy = PseudoLRUReplacementPolicy()
 213
 214 class SQCCntrl(SQC_Controller, CntrlBase):
 215
 216     def create(self, options, ruby_system, system):
 217         self.version = self.versionCount()
 218
 219         self.L1cache = SQCCache()
 220         self.L1cache.create(options)
 221         self.L1cache.resourceStalls = options.no_resource_stalls
 222
 223         self.sequencer = RubySequencer()
 224
 225         self.sequencer.version = self.seqCount()
 226         self.sequencer.icache = self.L1cache
 227         self.sequencer.dcache = self.L1cache
 228         self.sequencer.ruby_system = ruby_system
 229         self.sequencer.support_data_reqs = False
 230         self.sequencer.is_cpu_sequencer = False
 231
 232         self.ruby_system = ruby_system
 233
 234         if options.recycle_latency:
 235             self.recycle_latency = options.recycle_latency
 236
 237 class TCC(RubyCache):
 238     size = MemorySize("256kB")
 239     assoc = 16
 240     dataAccessLatency = 8
 241     tagAccessLatency = 2
 242     resourceStalls = True
 243     def create(self, options):
 244         self.assoc = options.tcc_assoc
 245         if hasattr(options, 'bw_scalor') and options.bw_scalor > 0:
 246           s = options.num_compute_units
 247           tcc_size = s * 128
 248           tcc_size = str(tcc_size)+'kB'
 249           self.size = MemorySize(tcc_size)
 250           self.dataArrayBanks = 64
 251           self.tagArrayBanks = 64
 252         else:
 253           self.size = MemorySize(options.tcc_size)
 254           self.dataArrayBanks = 256 / options.num_tccs #number of data banks
 255           self.tagArrayBanks = 256 / options.num_tccs #number of tag banks
 256         self.size.value = self.size.value / options.num_tccs
 257         if ((self.size.value / long(self.assoc)) < 128):
 258             self.size.value = long(128 * self.assoc)
 259         self.start_index_bit = math.log(options.cacheline_size, 2) + \
 260                                math.log(options.num_tccs, 2)
 261         self.replacement_policy = PseudoLRUReplacementPolicy()
 262
 263
 264 class TCCCntrl(TCC_Controller, CntrlBase):
 265     def create(self, options, ruby_system, system):
 266         self.version = self.versionCount()
 267         self.L2cache = TCC()
 268         self.L2cache.create(options)
 269         self.L2cache.resourceStalls = options.no_tcc_resource_stalls
 270
 271         self.ruby_system = ruby_system
 272
 273         if options.recycle_latency:
 274             self.recycle_latency = options.recycle_latency
 275
 276 class L3Cache(RubyCache):
 277     dataArrayBanks = 16
 278     tagArrayBanks = 16
 279
 280     def create(self, options, ruby_system, system):
 281         self.size = MemorySize(options.l3_size)
 282         self.size.value /= options.num_dirs
 283         self.assoc = options.l3_assoc
 284         self.dataArrayBanks /= options.num_dirs
 285         self.tagArrayBanks /= options.num_dirs
 286         self.dataArrayBanks /= options.num_dirs
 287         self.tagArrayBanks /= options.num_dirs
 288         self.dataAccessLatency = options.l3_data_latency
 289         self.tagAccessLatency = options.l3_tag_latency
 290         self.resourceStalls = False
 291         self.replacement_policy = PseudoLRUReplacementPolicy()
 292
 293 class L3Cntrl(L3Cache_Controller, CntrlBase):
 294     def create(self, options, ruby_system, system):
 295         self.version = self.versionCount()
 296         self.L3cache = L3Cache()
 297         self.L3cache.create(options, ruby_system, system)
 298
 299         self.l3_response_latency = max(self.L3cache.dataAccessLatency, self.L3cache.tagAccessLatency)
 300         self.ruby_system = ruby_system
 301
 302         if options.recycle_latency:
 303             self.recycle_latency = options.recycle_latency
 304
 305     def connectWireBuffers(self, req_to_dir, resp_to_dir, l3_unblock_to_dir,
 306                            req_to_l3, probe_to_l3, resp_to_l3):
 307         self.reqToDir = req_to_dir
 308         self.respToDir = resp_to_dir
 309         self.l3UnblockToDir = l3_unblock_to_dir
 310         self.reqToL3 = req_to_l3
 311         self.probeToL3 = probe_to_l3
 312         self.respToL3 = resp_to_l3
 313
 314 class DirMem(RubyDirectoryMemory, CntrlBase):
 315     def create(self, options, ruby_system, system):
 316         self.version = self.versionCount()
 317
 318         phys_mem_size = AddrRange(options.mem_size).size()
 319         mem_module_size = phys_mem_size / options.num_dirs
 320         dir_size = MemorySize('0B')
 321         dir_size.value = mem_module_size
 322         self.size = dir_size
 323
 324 class DirCntrl(Directory_Controller, CntrlBase):
 325     def create(self, options, ruby_system, system):
 326         self.version = self.versionCount()
 327
 328         self.response_latency = 30
 329
 330         self.directory = DirMem()
 331         self.directory.create(options, ruby_system, system)
 332
 333         self.L3CacheMemory = L3Cache()
 334         self.L3CacheMemory.create(options, ruby_system, system)
 335
 336         self.l3_hit_latency = max(self.L3CacheMemory.dataAccessLatency,
 337                                   self.L3CacheMemory.tagAccessLatency)
 338
 339         self.number_of_TBEs = options.num_tbes
 340
 341         self.ruby_system = ruby_system
 342
 343         if options.recycle_latency:
 344             self.recycle_latency = options.recycle_latency
 345
 346     def connectWireBuffers(self, req_to_dir, resp_to_dir, l3_unblock_to_dir,
 347                            req_to_l3, probe_to_l3, resp_to_l3):
 348         self.reqToDir = req_to_dir
 349         self.respToDir = resp_to_dir
 350         self.l3UnblockToDir = l3_unblock_to_dir
 351         self.reqToL3 = req_to_l3
 352         self.probeToL3 = probe_to_l3
 353         self.respToL3 = resp_to_l3
 354
 355 def define_options(parser):
 356     parser.add_option("--num-subcaches", type = "int", default = 4)
 357     parser.add_option("--l3-data-latency", type = "int", default = 20)
 358     parser.add_option("--l3-tag-latency", type = "int", default = 15)
 359     parser.add_option("--cpu-to-dir-latency", type = "int", default = 120)
 360     parser.add_option("--gpu-to-dir-latency", type = "int", default = 120)
 361     parser.add_option("--no-resource-stalls", action = "store_false",
 362                       default = True)
 363     parser.add_option("--no-tcc-resource-stalls", action = "store_false",
 364                       default = True)
 365     parser.add_option("--use-L3-on-WT", action = "store_true", default = False)
 366     parser.add_option("--num-tbes", type = "int", default = 256)
 367     parser.add_option("--l2-latency", type = "int", default = 50)  # load to use
 368     parser.add_option("--num-tccs", type = "int", default = 1,
 369                       help = "number of TCC banks in the GPU")
 370     parser.add_option("--sqc-size", type = 'string', default = '32kB',
 371                       help = "SQC cache size")
 372     parser.add_option("--sqc-assoc", type = 'int', default = 8,
 373                       help = "SQC cache assoc")
 374     parser.add_option("--WB_L1", action = "store_true", default = False,
 375                       help = "writeback L1")
 376     parser.add_option("--WB_L2", action = "store_true", default = False,
 377                       help = "writeback L2")
 378     parser.add_option("--TCP_latency", type = "int", default = 4,
 379                       help = "TCP latency")
 380     parser.add_option("--TCC_latency", type = "int", default = 16,
 381                       help = "TCC latency")
 382     parser.add_option("--tcc-size", type = 'string', default = '256kB',
 383                       help = "agregate tcc size")
 384     parser.add_option("--tcc-assoc", type = 'int', default = 16,
 385                       help = "tcc assoc")
 386     parser.add_option("--tcp-size", type = 'string', default = '16kB',
 387                       help = "tcp size")
 388     parser.add_option("--tcp-assoc", type = 'int', default = 16,
 389                       help = "tcp assoc")
 390     parser.add_option("--noL1", action = "store_true", default = False,
 391                       help = "bypassL1")
 392
 393 def create_system(options, full_system, system, dma_devices, ruby_system):
 394     if buildEnv['PROTOCOL'] != 'GPU_VIPER':
 395         panic("This script requires the GPU_VIPER protocol to be built.")
 396
 397     cpu_sequencers = []
 398
 399     #
 400     # The ruby network creation expects the list of nodes in the system to be
 401     # consistent with the NetDest list.  Therefore the l1 controller nodes
 402     # must be listed before the directory nodes and directory nodes before
 403     # dma nodes, etc.
 404     #
 405     cp_cntrl_nodes = []
 406     tcp_cntrl_nodes = []
 407     sqc_cntrl_nodes = []
 408     tcc_cntrl_nodes = []
 409     dir_cntrl_nodes = []
 410     l3_cntrl_nodes = []
 411
 412     #
 413     # Must create the individual controllers before the network to ensure the
 414     # controller constructors are called before the network constructor
 415     #
 416
 417     # For an odd number of CPUs, still create the right number of controllers
 418     TCC_bits = int(math.log(options.num_tccs, 2))
 419
 420     # This is the base crossbar that connects the L3s, Dirs, and cpu/gpu
 421     # Clusters
 422     crossbar_bw = None
 423     mainCluster = None
 424     if hasattr(options, 'bw_scalor') and options.bw_scalor > 0:
 425         #Assuming a 2GHz clock
 426         crossbar_bw = 16 * options.num_compute_units * options.bw_scalor
 427         mainCluster = Cluster(intBW=crossbar_bw)
 428     else:
 429         mainCluster = Cluster(intBW=8) # 16 GB/s
 430     for i in xrange(options.num_dirs):
 431
 432         dir_cntrl = DirCntrl(noTCCdir = True, TCC_select_num_bits = TCC_bits)
 433         dir_cntrl.create(options, ruby_system, system)
 434         dir_cntrl.number_of_TBEs = options.num_tbes
 435         dir_cntrl.useL3OnWT = options.use_L3_on_WT
 436         # the number_of_TBEs is inclusive of TBEs below
 437
 438         # Connect the Directory controller to the ruby network
 439         dir_cntrl.requestFromCores = MessageBuffer(ordered = True)
 440         dir_cntrl.requestFromCores.slave = ruby_system.network.master
 441
 442         dir_cntrl.responseFromCores = MessageBuffer()
 443         dir_cntrl.responseFromCores.slave = ruby_system.network.master
 444
 445         dir_cntrl.unblockFromCores = MessageBuffer()
 446         dir_cntrl.unblockFromCores.slave = ruby_system.network.master
 447
 448         dir_cntrl.probeToCore = MessageBuffer()
 449         dir_cntrl.probeToCore.master = ruby_system.network.slave
 450
 451         dir_cntrl.responseToCore = MessageBuffer()
 452         dir_cntrl.responseToCore.master = ruby_system.network.slave
 453
 454         dir_cntrl.triggerQueue = MessageBuffer(ordered = True)
 455         dir_cntrl.L3triggerQueue = MessageBuffer(ordered = True)
 456         dir_cntrl.responseFromMemory = MessageBuffer()
 457
 458         exec("ruby_system.dir_cntrl%d = dir_cntrl" % i)
 459         dir_cntrl_nodes.append(dir_cntrl)
 460
 461         mainCluster.add(dir_cntrl)
 462
 463     cpuCluster = None
 464     if hasattr(options, 'bw_scalor') and options.bw_scalor > 0:
 465         cpuCluster = Cluster(extBW = crossbar_bw, intBW = crossbar_bw)
 466     else:
 467         cpuCluster = Cluster(extBW = 8, intBW = 8) # 16 GB/s
 468     for i in xrange((options.num_cpus + 1) / 2):
 469
 470         cp_cntrl = CPCntrl()
 471         cp_cntrl.create(options, ruby_system, system)
 472
 473         exec("ruby_system.cp_cntrl%d = cp_cntrl" % i)
 474         #
 475         # Add controllers and sequencers to the appropriate lists
 476         #
 477         cpu_sequencers.extend([cp_cntrl.sequencer, cp_cntrl.sequencer1])
 478
 479         # Connect the CP controllers and the network
 480         cp_cntrl.requestFromCore = MessageBuffer()
 481         cp_cntrl.requestFromCore.master = ruby_system.network.slave
 482
 483         cp_cntrl.responseFromCore = MessageBuffer()
 484         cp_cntrl.responseFromCore.master = ruby_system.network.slave
 485
 486         cp_cntrl.unblockFromCore = MessageBuffer()
 487         cp_cntrl.unblockFromCore.master = ruby_system.network.slave
 488
 489         cp_cntrl.probeToCore = MessageBuffer()
 490         cp_cntrl.probeToCore.slave = ruby_system.network.master
 491
 492         cp_cntrl.responseToCore = MessageBuffer()
 493         cp_cntrl.responseToCore.slave = ruby_system.network.master
 494
 495         cp_cntrl.mandatoryQueue = MessageBuffer()
 496         cp_cntrl.triggerQueue = MessageBuffer(ordered = True)
 497
 498         cpuCluster.add(cp_cntrl)
 499
 500     gpuCluster = None
 501     if hasattr(options, 'bw_scalor') and options.bw_scalor > 0:
 502       gpuCluster = Cluster(extBW = crossbar_bw, intBW = crossbar_bw)
 503     else:
 504       gpuCluster = Cluster(extBW = 8, intBW = 8) # 16 GB/s
 505     for i in xrange(options.num_compute_units):
 506
 507         tcp_cntrl = TCPCntrl(TCC_select_num_bits = TCC_bits,
 508                              issue_latency = 1,
 509                              number_of_TBEs = 2560)
 510         # TBEs set to max outstanding requests
 511         tcp_cntrl.create(options, ruby_system, system)
 512         tcp_cntrl.WB = options.WB_L1
 513         tcp_cntrl.disableL1 = options.noL1
 514         tcp_cntrl.L1cache.tagAccessLatency = options.TCP_latency
 515         tcp_cntrl.L1cache.dataAccessLatency = options.TCP_latency
 516
 517         exec("ruby_system.tcp_cntrl%d = tcp_cntrl" % i)
 518         #
 519         # Add controllers and sequencers to the appropriate lists
 520         #
 521         cpu_sequencers.append(tcp_cntrl.coalescer)
 522         tcp_cntrl_nodes.append(tcp_cntrl)
 523
 524         # Connect the TCP controller to the ruby network
 525         tcp_cntrl.requestFromTCP = MessageBuffer(ordered = True)
 526         tcp_cntrl.requestFromTCP.master = ruby_system.network.slave
 527
 528         tcp_cntrl.responseFromTCP = MessageBuffer(ordered = True)
 529         tcp_cntrl.responseFromTCP.master = ruby_system.network.slave
 530
 531         tcp_cntrl.unblockFromCore = MessageBuffer()
 532         tcp_cntrl.unblockFromCore.master = ruby_system.network.slave
 533
 534         tcp_cntrl.probeToTCP = MessageBuffer(ordered = True)
 535         tcp_cntrl.probeToTCP.slave = ruby_system.network.master
 536
 537         tcp_cntrl.responseToTCP = MessageBuffer(ordered = True)
 538         tcp_cntrl.responseToTCP.slave = ruby_system.network.master
 539
 540         tcp_cntrl.mandatoryQueue = MessageBuffer()
 541
 542         gpuCluster.add(tcp_cntrl)
 543
 544     for i in xrange(options.num_sqc):
 545
 546         sqc_cntrl = SQCCntrl(TCC_select_num_bits = TCC_bits)
 547         sqc_cntrl.create(options, ruby_system, system)
 548
 549         exec("ruby_system.sqc_cntrl%d = sqc_cntrl" % i)
 550         #
 551         # Add controllers and sequencers to the appropriate lists
 552         #
 553         cpu_sequencers.append(sqc_cntrl.sequencer)
 554
 555         # Connect the SQC controller to the ruby network
 556         sqc_cntrl.requestFromSQC = MessageBuffer(ordered = True)
 557         sqc_cntrl.requestFromSQC.master = ruby_system.network.slave
 558
 559         sqc_cntrl.probeToSQC = MessageBuffer(ordered = True)
 560         sqc_cntrl.probeToSQC.slave = ruby_system.network.master
 561
 562         sqc_cntrl.responseToSQC = MessageBuffer(ordered = True)
 563         sqc_cntrl.responseToSQC.slave = ruby_system.network.master
 564
 565         sqc_cntrl.mandatoryQueue = MessageBuffer()
 566
 567         # SQC also in GPU cluster
 568         gpuCluster.add(sqc_cntrl)
 569
 570     for i in xrange(options.num_cp):
 571
 572         tcp_ID = options.num_compute_units + i
 573         sqc_ID = options.num_sqc + i
 574
 575         tcp_cntrl = TCPCntrl(TCC_select_num_bits = TCC_bits,
 576                              issue_latency = 1,
 577                              number_of_TBEs = 2560)
 578         # TBEs set to max outstanding requests
 579         tcp_cntrl.createCP(options, ruby_system, system)
 580         tcp_cntrl.WB = options.WB_L1
 581         tcp_cntrl.disableL1 = options.noL1
 582         tcp_cntrl.L1cache.tagAccessLatency = options.TCP_latency
 583         tcp_cntrl.L1cache.dataAccessLatency = options.TCP_latency
 584
 585         exec("ruby_system.tcp_cntrl%d = tcp_cntrl" % tcp_ID)
 586         #
 587         # Add controllers and sequencers to the appropriate lists
 588         #
 589         cpu_sequencers.append(tcp_cntrl.sequencer)
 590         tcp_cntrl_nodes.append(tcp_cntrl)
 591
 592         # Connect the CP (TCP) controllers to the ruby network
 593         tcp_cntrl.requestFromTCP = MessageBuffer(ordered = True)
 594         tcp_cntrl.requestFromTCP.master = ruby_system.network.slave
 595
 596         tcp_cntrl.responseFromTCP = MessageBuffer(ordered = True)
 597         tcp_cntrl.responseFromTCP.master = ruby_system.network.slave
 598
 599         tcp_cntrl.unblockFromCore = MessageBuffer(ordered = True)
 600         tcp_cntrl.unblockFromCore.master = ruby_system.network.slave
 601
 602         tcp_cntrl.probeToTCP = MessageBuffer(ordered = True)
 603         tcp_cntrl.probeToTCP.slave = ruby_system.network.master
 604
 605         tcp_cntrl.responseToTCP = MessageBuffer(ordered = True)
 606         tcp_cntrl.responseToTCP.slave = ruby_system.network.master
 607
 608         tcp_cntrl.mandatoryQueue = MessageBuffer()
 609
 610         gpuCluster.add(tcp_cntrl)
 611
 612         sqc_cntrl = SQCCntrl(TCC_select_num_bits = TCC_bits)
 613         sqc_cntrl.create(options, ruby_system, system)
 614
 615         exec("ruby_system.sqc_cntrl%d = sqc_cntrl" % sqc_ID)
 616         #
 617         # Add controllers and sequencers to the appropriate lists
 618         #
 619         cpu_sequencers.append(sqc_cntrl.sequencer)
 620
 621         # SQC also in GPU cluster
 622         gpuCluster.add(sqc_cntrl)
 623
 624     for i in xrange(options.num_tccs):
 625
 626         tcc_cntrl = TCCCntrl(l2_response_latency = options.TCC_latency)
 627         tcc_cntrl.create(options, ruby_system, system)
 628         tcc_cntrl.l2_request_latency = options.gpu_to_dir_latency
 629         tcc_cntrl.l2_response_latency = options.TCC_latency
 630         tcc_cntrl_nodes.append(tcc_cntrl)
 631         tcc_cntrl.WB = options.WB_L2
 632         tcc_cntrl.number_of_TBEs = 2560 * options.num_compute_units
 633         # the number_of_TBEs is inclusive of TBEs below
 634
 635         # Connect the TCC controllers to the ruby network
 636         tcc_cntrl.requestFromTCP = MessageBuffer(ordered = True)
 637         tcc_cntrl.requestFromTCP.slave = ruby_system.network.master
 638
 639         tcc_cntrl.responseToCore = MessageBuffer(ordered = True)
 640         tcc_cntrl.responseToCore.master = ruby_system.network.slave
 641
 642         tcc_cntrl.probeFromNB = MessageBuffer()
 643         tcc_cntrl.probeFromNB.slave = ruby_system.network.master
 644
 645         tcc_cntrl.responseFromNB = MessageBuffer()
 646         tcc_cntrl.responseFromNB.slave = ruby_system.network.master
 647
 648         tcc_cntrl.requestToNB = MessageBuffer(ordered = True)
 649         tcc_cntrl.requestToNB.master = ruby_system.network.slave
 650
 651         tcc_cntrl.responseToNB = MessageBuffer()
 652         tcc_cntrl.responseToNB.master = ruby_system.network.slave
 653
 654         tcc_cntrl.unblockToNB = MessageBuffer()
 655         tcc_cntrl.unblockToNB.master = ruby_system.network.slave
 656
 657         tcc_cntrl.triggerQueue = MessageBuffer(ordered = True)
 658
 659         exec("ruby_system.tcc_cntrl%d = tcc_cntrl" % i)
 660
 661         # connect all of the wire buffers between L3 and dirs up
 662         # TCC cntrls added to the GPU cluster
 663         gpuCluster.add(tcc_cntrl)
 664
 665     # Assuming no DMA devices
 666     assert(len(dma_devices) == 0)
 667
 668     # Add cpu/gpu clusters to main cluster
 669     mainCluster.add(cpuCluster)
 670     mainCluster.add(gpuCluster)
 671
 672     ruby_system.network.number_of_virtual_networks = 10
 673
 674     return (cpu_sequencers, dir_cntrl_nodes, mainCluster)