configs/ruby/GPU_VIPER_Baseline.py

   1 # Copyright (c) 2015 Advanced Micro Devices, Inc.
   2 # All rights reserved.
   3 #
   4 # For use for simulation and test purposes only
   5 #
   6 # Redistribution and use in source and binary forms, with or without
   7 # modification, are permitted provided that the following conditions are met:
   8 #
   9 # 1. Redistributions of source code must retain the above copyright notice,
  10 # this list of conditions and the following disclaimer.
  11 #
  12 # 2. Redistributions in binary form must reproduce the above copyright notice,
  13 # this list of conditions and the following disclaimer in the documentation
  14 # and/or other materials provided with the distribution.
  15 #
  16 # 3. Neither the name of the copyright holder nor the names of its
  17 # contributors may be used to endorse or promote products derived from this
  18 # software without specific prior written permission.
  19 #
  20 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  21 # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23 # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
  24 # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  25 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  26 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  27 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  28 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  29 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  30 # POSSIBILITY OF SUCH DAMAGE.
  31
  32 import six
  33 import math
  34 import m5
  35 from m5.objects import *
  36 from m5.defines import buildEnv
  37 from m5.util import addToPath
  38 from .Ruby import create_topology
  39 from .Ruby import send_evicts
  40
  41 addToPath('../')
  42
  43 from topologies.Cluster import Cluster
  44 from topologies.Crossbar import Crossbar
  45
  46 if six.PY3:
  47     long = int
  48
  49 class CntrlBase:
  50     _seqs = 0
  51     @classmethod
  52     def seqCount(cls):
  53         # Use SeqCount not class since we need global count
  54         CntrlBase._seqs += 1
  55         return CntrlBase._seqs - 1
  56
  57     _cntrls = 0
  58     @classmethod
  59     def cntrlCount(cls):
  60         # Use CntlCount not class since we need global count
  61         CntrlBase._cntrls += 1
  62         return CntrlBase._cntrls - 1
  63
  64     _version = 0
  65     @classmethod
  66     def versionCount(cls):
  67         cls._version += 1 # Use count for this particular type
  68         return cls._version - 1
  69
  70 class L1Cache(RubyCache):
  71     resourceStalls = False
  72     dataArrayBanks = 2
  73     tagArrayBanks = 2
  74     dataAccessLatency = 1
  75     tagAccessLatency = 1
  76     def create(self, size, assoc, options):
  77         self.size = MemorySize(size)
  78         self.assoc = assoc
  79         self.replacement_policy = TreePLRURP()
  80
  81 class L2Cache(RubyCache):
  82     resourceStalls = False
  83     assoc = 16
  84     dataArrayBanks = 16
  85     tagArrayBanks = 16
  86     def create(self, size, assoc, options):
  87         self.size = MemorySize(size)
  88         self.assoc = assoc
  89         self.replacement_policy = TreePLRURP()
  90
  91 class CPCntrl(CorePair_Controller, CntrlBase):
  92
  93     def create(self, options, ruby_system, system):
  94         self.version = self.versionCount()
  95
  96         self.L1Icache = L1Cache()
  97         self.L1Icache.create(options.l1i_size, options.l1i_assoc, options)
  98         self.L1D0cache = L1Cache()
  99         self.L1D0cache.create(options.l1d_size, options.l1d_assoc, options)
 100         self.L1D1cache = L1Cache()
 101         self.L1D1cache.create(options.l1d_size, options.l1d_assoc, options)
 102         self.L2cache = L2Cache()
 103         self.L2cache.create(options.l2_size, options.l2_assoc, options)
 104
 105         self.sequencer = RubySequencer()
 106         self.sequencer.version = self.seqCount()
 107         self.sequencer.dcache = self.L1D0cache
 108         self.sequencer.ruby_system = ruby_system
 109         self.sequencer.coreid = 0
 110         self.sequencer.is_cpu_sequencer = True
 111
 112         self.sequencer1 = RubySequencer()
 113         self.sequencer1.version = self.seqCount()
 114         self.sequencer1.dcache = self.L1D1cache
 115         self.sequencer1.ruby_system = ruby_system
 116         self.sequencer1.coreid = 1
 117         self.sequencer1.is_cpu_sequencer = True
 118
 119         self.issue_latency = options.cpu_to_dir_latency
 120         self.send_evictions = send_evicts(options)
 121
 122         self.ruby_system = ruby_system
 123
 124         if options.recycle_latency:
 125             self.recycle_latency = options.recycle_latency
 126
 127 class TCPCache(RubyCache):
 128     size = "16kB"
 129     assoc = 16
 130     dataArrayBanks = 16
 131     tagArrayBanks = 16
 132     dataAccessLatency = 4
 133     tagAccessLatency = 1
 134     def create(self, options):
 135         self.size = MemorySize(options.tcp_size)
 136         self.dataArrayBanks = 16
 137         self.tagArrayBanks = 16
 138         self.dataAccessLatency = 4
 139         self.tagAccessLatency = 1
 140         self.resourceStalls = options.no_tcc_resource_stalls
 141         self.replacement_policy = TreePLRURP()
 142
 143 class TCPCntrl(TCP_Controller, CntrlBase):
 144
 145     def create(self, options, ruby_system, system):
 146         self.version = self.versionCount()
 147         self.L1cache = TCPCache()
 148         self.L1cache.create(options)
 149         self.issue_latency = 1
 150
 151         self.coalescer = VIPERCoalescer()
 152         self.coalescer.version = self.seqCount()
 153         self.coalescer.icache = self.L1cache
 154         self.coalescer.dcache = self.L1cache
 155         self.coalescer.ruby_system = ruby_system
 156         self.coalescer.support_inst_reqs = False
 157         self.coalescer.is_cpu_sequencer = False
 158         if options.tcp_deadlock_threshold:
 159           self.coalescer.deadlock_threshold = \
 160             options.tcp_deadlock_threshold
 161         self.coalescer.max_coalesces_per_cycle = \
 162             options.max_coalesces_per_cycle
 163
 164         self.sequencer = RubySequencer()
 165         self.sequencer.version = self.seqCount()
 166         self.sequencer.dcache = self.L1cache
 167         self.sequencer.ruby_system = ruby_system
 168         self.sequencer.is_cpu_sequencer = True
 169
 170         self.use_seq_not_coal = False
 171
 172         self.ruby_system = ruby_system
 173         if options.recycle_latency:
 174             self.recycle_latency = options.recycle_latency
 175
 176 class SQCCache(RubyCache):
 177     dataArrayBanks = 8
 178     tagArrayBanks = 8
 179     dataAccessLatency = 1
 180     tagAccessLatency = 1
 181
 182     def create(self, options):
 183         self.size = MemorySize(options.sqc_size)
 184         self.assoc = options.sqc_assoc
 185         self.replacement_policy = TreePLRURP()
 186
 187 class SQCCntrl(SQC_Controller, CntrlBase):
 188
 189     def create(self, options, ruby_system, system):
 190         self.version = self.versionCount()
 191         self.L1cache = SQCCache()
 192         self.L1cache.create(options)
 193         self.L1cache.resourceStalls = False
 194         self.sequencer = RubySequencer()
 195         self.sequencer.version = self.seqCount()
 196         self.sequencer.dcache = self.L1cache
 197         self.sequencer.ruby_system = ruby_system
 198         self.sequencer.support_data_reqs = False
 199         self.sequencer.is_cpu_sequencer = False
 200         if options.sqc_deadlock_threshold:
 201           self.sequencer.deadlock_threshold = \
 202             options.sqc_deadlock_threshold
 203
 204         self.ruby_system = ruby_system
 205         if options.recycle_latency:
 206             self.recycle_latency = options.recycle_latency
 207
 208 class TCC(RubyCache):
 209     size = MemorySize("256kB")
 210     assoc = 16
 211     dataAccessLatency = 8
 212     tagAccessLatency = 2
 213     resourceStalls = True
 214     def create(self, options):
 215         self.assoc = options.tcc_assoc
 216         if hasattr(options, 'bw_scalor') and options.bw_scalor > 0:
 217           s = options.num_compute_units
 218           tcc_size = s * 128
 219           tcc_size = str(tcc_size)+'kB'
 220           self.size = MemorySize(tcc_size)
 221           self.dataArrayBanks = 64
 222           self.tagArrayBanks = 64
 223         else:
 224           self.size = MemorySize(options.tcc_size)
 225           self.dataArrayBanks = 256 / options.num_tccs #number of data banks
 226           self.tagArrayBanks = 256 / options.num_tccs #number of tag banks
 227         self.size.value = self.size.value / options.num_tccs
 228         if ((self.size.value / long(self.assoc)) < 128):
 229             self.size.value = long(128 * self.assoc)
 230         self.start_index_bit = math.log(options.cacheline_size, 2) + \
 231                                math.log(options.num_tccs, 2)
 232         self.replacement_policy = TreePLRURP()
 233
 234 class TCCCntrl(TCC_Controller, CntrlBase):
 235     def create(self, options, ruby_system, system):
 236         self.version = self.versionCount()
 237         self.L2cache = TCC()
 238         self.L2cache.create(options)
 239         self.ruby_system = ruby_system
 240         self.L2cache.resourceStalls = options.no_tcc_resource_stalls
 241
 242         if options.recycle_latency:
 243             self.recycle_latency = options.recycle_latency
 244
 245 class L3Cache(RubyCache):
 246     dataArrayBanks = 16
 247     tagArrayBanks = 16
 248
 249     def create(self, options, ruby_system, system):
 250         self.size = MemorySize(options.l3_size)
 251         self.size.value /= options.num_dirs
 252         self.assoc = options.l3_assoc
 253         self.dataArrayBanks /= options.num_dirs
 254         self.tagArrayBanks /= options.num_dirs
 255         self.dataArrayBanks /= options.num_dirs
 256         self.tagArrayBanks /= options.num_dirs
 257         self.dataAccessLatency = options.l3_data_latency
 258         self.tagAccessLatency = options.l3_tag_latency
 259         self.resourceStalls = False
 260         self.replacement_policy = TreePLRURP()
 261
 262 class ProbeFilter(RubyCache):
 263     size = "4MB"
 264     assoc = 16
 265     dataArrayBanks = 256
 266     tagArrayBanks = 256
 267
 268     def create(self, options, ruby_system, system):
 269         self.block_size = "%dB" % (64 * options.blocks_per_region)
 270         self.size = options.region_dir_entries * \
 271             self.block_size * options.num_compute_units
 272         self.assoc = 8
 273         self.tagArrayBanks = 8
 274         self.tagAccessLatency = options.dir_tag_latency
 275         self.dataAccessLatency = 1
 276         self.resourceStalls = options.no_resource_stalls
 277         self.start_index_bit = 6 + int(math.log(options.blocks_per_region, 2))
 278         self.replacement_policy = TreePLRURP()
 279
 280 class L3Cntrl(L3Cache_Controller, CntrlBase):
 281     def create(self, options, ruby_system, system):
 282         self.version = self.versionCount()
 283         self.L3cache = L3Cache()
 284         self.L3cache.create(options, ruby_system, system)
 285         self.l3_response_latency = \
 286             max(self.L3cache.dataAccessLatency, self.L3cache.tagAccessLatency)
 287         self.ruby_system = ruby_system
 288         if options.recycle_latency:
 289             self.recycle_latency = options.recycle_latency
 290
 291     def connectWireBuffers(self, req_to_dir, resp_to_dir, l3_unblock_to_dir,
 292                            req_to_l3, probe_to_l3, resp_to_l3):
 293         self.reqToDir = req_to_dir
 294         self.respToDir = resp_to_dir
 295         self.l3UnblockToDir = l3_unblock_to_dir
 296         self.reqToL3 = req_to_l3
 297         self.probeToL3 = probe_to_l3
 298         self.respToL3 = resp_to_l3
 299
 300 class DirCntrl(Directory_Controller, CntrlBase):
 301     def create(self, options, dir_ranges, ruby_system, system):
 302         self.version = self.versionCount()
 303         self.response_latency = 30
 304         self.addr_ranges = dir_ranges
 305         self.directory = RubyDirectoryMemory()
 306         self.L3CacheMemory = L3Cache()
 307         self.L3CacheMemory.create(options, ruby_system, system)
 308         self.ProbeFilterMemory = ProbeFilter()
 309         self.ProbeFilterMemory.create(options, ruby_system, system)
 310         self.l3_hit_latency = \
 311             max(self.L3CacheMemory.dataAccessLatency,
 312             self.L3CacheMemory.tagAccessLatency)
 313
 314         self.ruby_system = ruby_system
 315         if options.recycle_latency:
 316             self.recycle_latency = options.recycle_latency
 317
 318     def connectWireBuffers(self, req_to_dir, resp_to_dir, l3_unblock_to_dir,
 319                            req_to_l3, probe_to_l3, resp_to_l3):
 320         self.reqToDir = req_to_dir
 321         self.respToDir = resp_to_dir
 322         self.l3UnblockToDir = l3_unblock_to_dir
 323         self.reqToL3 = req_to_l3
 324         self.probeToL3 = probe_to_l3
 325         self.respToL3 = resp_to_l3
 326
 327 def define_options(parser):
 328     parser.add_option("--num-subcaches", type = "int", default = 4)
 329     parser.add_option("--l3-data-latency", type = "int", default = 20)
 330     parser.add_option("--l3-tag-latency", type = "int", default = 15)
 331     parser.add_option("--cpu-to-dir-latency", type = "int", default = 120)
 332     parser.add_option("--gpu-to-dir-latency", type = "int", default = 120)
 333     parser.add_option("--no-resource-stalls", action = "store_false",
 334                       default = True)
 335     parser.add_option("--no-tcc-resource-stalls", action = "store_false",
 336                       default = True)
 337     parser.add_option("--num-tbes", type = "int", default = 2560)
 338     parser.add_option("--l2-latency", type = "int", default = 50)  # load to use
 339     parser.add_option("--num-tccs", type = "int", default = 1,
 340                       help = "number of TCC banks in the GPU")
 341     parser.add_option("--sqc-size", type = 'string', default = '32kB',
 342                       help = "SQC cache size")
 343     parser.add_option("--sqc-assoc", type = 'int', default = 8,
 344                       help = "SQC cache assoc")
 345     parser.add_option("--sqc-deadlock-threshold", type='int',
 346                       help="Set the SQC deadlock threshold to some value")
 347
 348     parser.add_option("--region-dir-entries", type = "int", default = 8192)
 349     parser.add_option("--dir-tag-latency", type = "int", default = 8)
 350     parser.add_option("--dir-tag-banks", type = "int", default = 4)
 351     parser.add_option("--blocks-per-region", type = "int", default = 1)
 352     parser.add_option("--use-L3-on-WT", action = "store_true", default = False)
 353     parser.add_option("--nonInclusiveDir", action = "store_true",
 354                       default = False)
 355     parser.add_option("--WB_L1", action = "store_true",
 356         default = False, help = "writeback L2")
 357     parser.add_option("--WB_L2", action = "store_true",
 358         default = False, help = "writeback L2")
 359     parser.add_option("--TCP_latency", type = "int",
 360         default = 4, help = "TCP latency")
 361     parser.add_option("--TCC_latency", type = "int",
 362         default = 16, help = "TCC latency")
 363     parser.add_option("--tcc-size", type = 'string', default = '2MB',
 364                       help = "agregate tcc size")
 365     parser.add_option("--tcc-assoc", type = 'int', default = 16,
 366                       help = "tcc assoc")
 367     parser.add_option("--tcp-size", type = 'string', default = '16kB',
 368                       help = "tcp size")
 369     parser.add_option("--tcp-deadlock-threshold", type='int',
 370                       help="Set the TCP deadlock threshold to some value")
 371     parser.add_option("--max-coalesces-per-cycle", type="int", default=1,
 372                       help="Maximum insts that may coalesce in a cycle");
 373
 374     parser.add_option("--sampler-sets", type = "int", default = 1024)
 375     parser.add_option("--sampler-assoc", type = "int", default = 16)
 376     parser.add_option("--sampler-counter", type = "int", default = 512)
 377     parser.add_option("--noL1", action = "store_true", default = False,
 378                       help = "bypassL1")
 379     parser.add_option("--noL2", action = "store_true", default = False,
 380                       help = "bypassL2")
 381
 382 def create_system(options, full_system, system, dma_devices, bootmem,
 383                   ruby_system):
 384     if buildEnv['PROTOCOL'] != 'GPU_VIPER_Baseline':
 385         panic("This script requires the" \
 386         "GPU_VIPER_Baseline protocol to be built.")
 387
 388     cpu_sequencers = []
 389
 390     #
 391     # The ruby network creation expects the list of nodes in the system to be
 392     # consistent with the NetDest list.  Therefore the l1 controller nodes
 393     # must be listed before the directory nodes and directory nodes before
 394     # dma nodes, etc.
 395     #
 396     cp_cntrl_nodes = []
 397     tcp_cntrl_nodes = []
 398     sqc_cntrl_nodes = []
 399     tcc_cntrl_nodes = []
 400     dir_cntrl_nodes = []
 401     l3_cntrl_nodes = []
 402
 403     #
 404     # Must create the individual controllers before the network to ensure the
 405     # controller constructors are called before the network constructor
 406     #
 407
 408     # For an odd number of CPUs, still create the right number of controllers
 409     TCC_bits = int(math.log(options.num_tccs, 2))
 410
 411     # This is the base crossbar that connects the L3s, Dirs, and cpu/gpu
 412     # Clusters
 413     crossbar_bw = 16 * options.num_compute_units #Assuming a 2GHz clock
 414     mainCluster = Cluster(intBW = crossbar_bw)
 415
 416     if options.numa_high_bit:
 417         numa_bit = options.numa_high_bit
 418     else:
 419         # if the numa_bit is not specified, set the directory bits as the
 420         # lowest bits above the block offset bits, and the numa_bit as the
 421         # highest of those directory bits
 422         dir_bits = int(math.log(options.num_dirs, 2))
 423         block_size_bits = int(math.log(options.cacheline_size, 2))
 424         numa_bit = block_size_bits + dir_bits - 1
 425
 426     for i in range(options.num_dirs):
 427         dir_ranges = []
 428         for r in system.mem_ranges:
 429             addr_range = m5.objects.AddrRange(r.start, size = r.size(),
 430                                               intlvHighBit = numa_bit,
 431                                               intlvBits = dir_bits,
 432                                               intlvMatch = i)
 433             dir_ranges.append(addr_range)
 434
 435         dir_cntrl = DirCntrl(noTCCdir=True,TCC_select_num_bits = TCC_bits)
 436         dir_cntrl.create(options, dir_ranges, ruby_system, system)
 437         dir_cntrl.number_of_TBEs = options.num_tbes
 438         dir_cntrl.useL3OnWT = options.use_L3_on_WT
 439         dir_cntrl.inclusiveDir = not options.nonInclusiveDir
 440
 441         # Connect the Directory controller to the ruby network
 442         dir_cntrl.requestFromCores = MessageBuffer(ordered = True)
 443         dir_cntrl.requestFromCores.slave = ruby_system.network.master
 444
 445         dir_cntrl.responseFromCores = MessageBuffer()
 446         dir_cntrl.responseFromCores.slave = ruby_system.network.master
 447
 448         dir_cntrl.unblockFromCores = MessageBuffer()
 449         dir_cntrl.unblockFromCores.slave = ruby_system.network.master
 450
 451         dir_cntrl.probeToCore = MessageBuffer()
 452         dir_cntrl.probeToCore.master = ruby_system.network.slave
 453
 454         dir_cntrl.responseToCore = MessageBuffer()
 455         dir_cntrl.responseToCore.master = ruby_system.network.slave
 456
 457         dir_cntrl.triggerQueue = MessageBuffer(ordered = True)
 458         dir_cntrl.L3triggerQueue = MessageBuffer(ordered = True)
 459         dir_cntrl.requestToMemory = MessageBuffer()
 460         dir_cntrl.responseFromMemory = MessageBuffer()
 461
 462         exec("system.dir_cntrl%d = dir_cntrl" % i)
 463         dir_cntrl_nodes.append(dir_cntrl)
 464         mainCluster.add(dir_cntrl)
 465
 466     cpuCluster = Cluster(extBW = crossbar_bw, intBW=crossbar_bw)
 467     for i in range((options.num_cpus + 1) // 2):
 468
 469         cp_cntrl = CPCntrl()
 470         cp_cntrl.create(options, ruby_system, system)
 471
 472         exec("system.cp_cntrl%d = cp_cntrl" % i)
 473         #
 474         # Add controllers and sequencers to the appropriate lists
 475         #
 476         cpu_sequencers.extend([cp_cntrl.sequencer, cp_cntrl.sequencer1])
 477
 478         # Connect the CP controllers and the network
 479         cp_cntrl.requestFromCore = MessageBuffer()
 480         cp_cntrl.requestFromCore.master = ruby_system.network.slave
 481
 482         cp_cntrl.responseFromCore = MessageBuffer()
 483         cp_cntrl.responseFromCore.master = ruby_system.network.slave
 484
 485         cp_cntrl.unblockFromCore = MessageBuffer()
 486         cp_cntrl.unblockFromCore.master = ruby_system.network.slave
 487
 488         cp_cntrl.probeToCore = MessageBuffer()
 489         cp_cntrl.probeToCore.slave = ruby_system.network.master
 490
 491         cp_cntrl.responseToCore = MessageBuffer()
 492         cp_cntrl.responseToCore.slave = ruby_system.network.master
 493
 494         cp_cntrl.mandatoryQueue = MessageBuffer()
 495         cp_cntrl.triggerQueue = MessageBuffer(ordered = True)
 496
 497         cpuCluster.add(cp_cntrl)
 498
 499     gpuCluster = Cluster(extBW = crossbar_bw, intBW = crossbar_bw)
 500     for i in range(options.num_compute_units):
 501
 502         tcp_cntrl = TCPCntrl(TCC_select_num_bits = TCC_bits,
 503                              issue_latency = 1,
 504                              number_of_TBEs = 2560)
 505         # TBEs set to max outstanding requests
 506         tcp_cntrl.create(options, ruby_system, system)
 507         tcp_cntrl.WB = options.WB_L1
 508         tcp_cntrl.disableL1 = options.noL1
 509
 510         exec("system.tcp_cntrl%d = tcp_cntrl" % i)
 511         #
 512         # Add controllers and sequencers to the appropriate lists
 513         #
 514         cpu_sequencers.append(tcp_cntrl.coalescer)
 515         tcp_cntrl_nodes.append(tcp_cntrl)
 516
 517         # Connect the CP (TCP) controllers to the ruby network
 518         tcp_cntrl.requestFromTCP = MessageBuffer(ordered = True)
 519         tcp_cntrl.requestFromTCP.master = ruby_system.network.slave
 520
 521         tcp_cntrl.responseFromTCP = MessageBuffer(ordered = True)
 522         tcp_cntrl.responseFromTCP.master = ruby_system.network.slave
 523
 524         tcp_cntrl.unblockFromCore = MessageBuffer()
 525         tcp_cntrl.unblockFromCore.master = ruby_system.network.slave
 526
 527         tcp_cntrl.probeToTCP = MessageBuffer(ordered = True)
 528         tcp_cntrl.probeToTCP.slave = ruby_system.network.master
 529
 530         tcp_cntrl.responseToTCP = MessageBuffer(ordered = True)
 531         tcp_cntrl.responseToTCP.slave = ruby_system.network.master
 532
 533         tcp_cntrl.mandatoryQueue = MessageBuffer()
 534
 535         gpuCluster.add(tcp_cntrl)
 536
 537     for i in range(options.num_sqc):
 538
 539         sqc_cntrl = SQCCntrl(TCC_select_num_bits = TCC_bits)
 540         sqc_cntrl.create(options, ruby_system, system)
 541
 542         exec("system.sqc_cntrl%d = sqc_cntrl" % i)
 543         #
 544         # Add controllers and sequencers to the appropriate lists
 545         #
 546         cpu_sequencers.append(sqc_cntrl.sequencer)
 547
 548         # Connect the SQC controller to the ruby network
 549         sqc_cntrl.requestFromSQC = MessageBuffer(ordered = True)
 550         sqc_cntrl.requestFromSQC.master = ruby_system.network.slave
 551
 552         sqc_cntrl.probeToSQC = MessageBuffer(ordered = True)
 553         sqc_cntrl.probeToSQC.slave = ruby_system.network.master
 554
 555         sqc_cntrl.responseToSQC = MessageBuffer(ordered = True)
 556         sqc_cntrl.responseToSQC.slave = ruby_system.network.master
 557
 558         sqc_cntrl.mandatoryQueue = MessageBuffer()
 559
 560         # SQC also in GPU cluster
 561         gpuCluster.add(sqc_cntrl)
 562
 563     # Because of wire buffers, num_tccs must equal num_tccdirs
 564     numa_bit = 6
 565
 566     for i in range(options.num_tccs):
 567
 568         tcc_cntrl = TCCCntrl()
 569         tcc_cntrl.create(options, ruby_system, system)
 570         tcc_cntrl.l2_request_latency = options.gpu_to_dir_latency
 571         tcc_cntrl.l2_response_latency = options.TCC_latency
 572         tcc_cntrl_nodes.append(tcc_cntrl)
 573         tcc_cntrl.WB = options.WB_L2
 574         tcc_cntrl.number_of_TBEs = 2560 * options.num_compute_units
 575
 576         # Connect the TCC controllers to the ruby network
 577         tcc_cntrl.requestFromTCP = MessageBuffer(ordered = True)
 578         tcc_cntrl.requestFromTCP.slave = ruby_system.network.master
 579
 580         tcc_cntrl.responseToCore = MessageBuffer(ordered = True)
 581         tcc_cntrl.responseToCore.master = ruby_system.network.slave
 582
 583         tcc_cntrl.probeFromNB = MessageBuffer()
 584         tcc_cntrl.probeFromNB.slave = ruby_system.network.master
 585
 586         tcc_cntrl.responseFromNB = MessageBuffer()
 587         tcc_cntrl.responseFromNB.slave = ruby_system.network.master
 588
 589         tcc_cntrl.requestToNB = MessageBuffer(ordered = True)
 590         tcc_cntrl.requestToNB.master = ruby_system.network.slave
 591
 592         tcc_cntrl.responseToNB = MessageBuffer()
 593         tcc_cntrl.responseToNB.master = ruby_system.network.slave
 594
 595         tcc_cntrl.unblockToNB = MessageBuffer()
 596         tcc_cntrl.unblockToNB.master = ruby_system.network.slave
 597
 598         tcc_cntrl.triggerQueue = MessageBuffer(ordered = True)
 599
 600         exec("system.tcc_cntrl%d = tcc_cntrl" % i)
 601         # connect all of the wire buffers between L3 and dirs up
 602         # TCC cntrls added to the GPU cluster
 603         gpuCluster.add(tcc_cntrl)
 604
 605     # Assuming no DMA devices
 606     assert(len(dma_devices) == 0)
 607
 608     # Add cpu/gpu clusters to main cluster
 609     mainCluster.add(cpuCluster)
 610     mainCluster.add(gpuCluster)
 611
 612     ruby_system.network.number_of_virtual_networks = 10
 613
 614     return (cpu_sequencers, dir_cntrl_nodes, mainCluster)