configs/ruby/GPU_VIPER.py

   1 # Copyright (c) 2011-2015 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.icache = self.L1Icache
 108         self.sequencer.dcache = self.L1D0cache
 109         self.sequencer.ruby_system = ruby_system
 110         self.sequencer.coreid = 0
 111         self.sequencer.is_cpu_sequencer = True
 112
 113         self.sequencer1 = RubySequencer()
 114         self.sequencer1.version = self.seqCount()
 115         self.sequencer1.icache = self.L1Icache
 116         self.sequencer1.dcache = self.L1D1cache
 117         self.sequencer1.ruby_system = ruby_system
 118         self.sequencer1.coreid = 1
 119         self.sequencer1.is_cpu_sequencer = True
 120
 121         self.issue_latency = options.cpu_to_dir_latency
 122         self.send_evictions = send_evicts(options)
 123
 124         self.ruby_system = ruby_system
 125
 126         if options.recycle_latency:
 127             self.recycle_latency = options.recycle_latency
 128
 129 class TCPCache(RubyCache):
 130     size = "16kB"
 131     assoc = 16
 132     dataArrayBanks = 16 #number of data banks
 133     tagArrayBanks = 16  #number of tag banks
 134     dataAccessLatency = 4
 135     tagAccessLatency = 1
 136     def create(self, options):
 137         self.size = MemorySize(options.tcp_size)
 138         self.assoc = options.tcp_assoc
 139         self.resourceStalls = options.no_tcc_resource_stalls
 140         self.replacement_policy = TreePLRURP()
 141
 142 class TCPCntrl(TCP_Controller, CntrlBase):
 143
 144     def create(self, options, ruby_system, system):
 145         self.version = self.versionCount()
 146
 147         self.L1cache = TCPCache(tagAccessLatency = options.TCP_latency,
 148                                 dataAccessLatency = options.TCP_latency)
 149         self.L1cache.resourceStalls = options.no_resource_stalls
 150         self.L1cache.create(options)
 151         self.issue_latency = 1
 152
 153         self.coalescer = VIPERCoalescer()
 154         self.coalescer.version = self.seqCount()
 155         self.coalescer.icache = self.L1cache
 156         self.coalescer.dcache = self.L1cache
 157         self.coalescer.ruby_system = ruby_system
 158         self.coalescer.support_inst_reqs = False
 159         self.coalescer.is_cpu_sequencer = False
 160         if options.tcp_deadlock_threshold:
 161           self.coalescer.deadlock_threshold = \
 162               options.tcp_deadlock_threshold
 163         self.coalescer.max_coalesces_per_cycle = \
 164             options.max_coalesces_per_cycle
 165
 166         self.sequencer = RubySequencer()
 167         self.sequencer.version = self.seqCount()
 168         self.sequencer.icache = self.L1cache
 169         self.sequencer.dcache = self.L1cache
 170         self.sequencer.ruby_system = ruby_system
 171         self.sequencer.is_cpu_sequencer = True
 172
 173         self.use_seq_not_coal = False
 174
 175         self.ruby_system = ruby_system
 176
 177         if options.recycle_latency:
 178             self.recycle_latency = options.recycle_latency
 179
 180     def createCP(self, options, ruby_system, system):
 181         self.version = self.versionCount()
 182
 183         self.L1cache = TCPCache(tagAccessLatency = options.TCP_latency,
 184                                 dataAccessLatency = options.TCP_latency)
 185         self.L1cache.resourceStalls = options.no_resource_stalls
 186         self.L1cache.create(options)
 187         self.issue_latency = 1
 188
 189         self.coalescer = VIPERCoalescer()
 190         self.coalescer.version = self.seqCount()
 191         self.coalescer.icache = self.L1cache
 192         self.coalescer.dcache = self.L1cache
 193         self.coalescer.ruby_system = ruby_system
 194         self.coalescer.support_inst_reqs = False
 195         self.coalescer.is_cpu_sequencer = False
 196
 197         self.sequencer = RubySequencer()
 198         self.sequencer.version = self.seqCount()
 199         self.sequencer.icache = self.L1cache
 200         self.sequencer.dcache = self.L1cache
 201         self.sequencer.ruby_system = ruby_system
 202         self.sequencer.is_cpu_sequencer = True
 203
 204         self.use_seq_not_coal = True
 205
 206         self.ruby_system = ruby_system
 207
 208         if options.recycle_latency:
 209             self.recycle_latency = options.recycle_latency
 210
 211 class SQCCache(RubyCache):
 212     dataArrayBanks = 8
 213     tagArrayBanks = 8
 214     dataAccessLatency = 1
 215     tagAccessLatency = 1
 216
 217     def create(self, options):
 218         self.size = MemorySize(options.sqc_size)
 219         self.assoc = options.sqc_assoc
 220         self.replacement_policy = TreePLRURP()
 221
 222 class SQCCntrl(SQC_Controller, CntrlBase):
 223
 224     def create(self, options, ruby_system, system):
 225         self.version = self.versionCount()
 226
 227         self.L1cache = SQCCache()
 228         self.L1cache.create(options)
 229         self.L1cache.resourceStalls = options.no_resource_stalls
 230
 231         self.sequencer = RubySequencer()
 232
 233         self.sequencer.version = self.seqCount()
 234         self.sequencer.icache = self.L1cache
 235         self.sequencer.dcache = self.L1cache
 236         self.sequencer.ruby_system = ruby_system
 237         self.sequencer.support_data_reqs = False
 238         self.sequencer.is_cpu_sequencer = False
 239         if options.sqc_deadlock_threshold:
 240           self.sequencer.deadlock_threshold = \
 241             options.sqc_deadlock_threshold
 242
 243         self.ruby_system = ruby_system
 244
 245         if options.recycle_latency:
 246             self.recycle_latency = options.recycle_latency
 247
 248 class TCC(RubyCache):
 249     size = MemorySize("256kB")
 250     assoc = 16
 251     dataAccessLatency = 8
 252     tagAccessLatency = 2
 253     resourceStalls = True
 254     def create(self, options):
 255         self.assoc = options.tcc_assoc
 256         if hasattr(options, 'bw_scalor') and options.bw_scalor > 0:
 257           s = options.num_compute_units
 258           tcc_size = s * 128
 259           tcc_size = str(tcc_size)+'kB'
 260           self.size = MemorySize(tcc_size)
 261           self.dataArrayBanks = 64
 262           self.tagArrayBanks = 64
 263         else:
 264           self.size = MemorySize(options.tcc_size)
 265           self.dataArrayBanks = 256 / options.num_tccs #number of data banks
 266           self.tagArrayBanks = 256 / options.num_tccs #number of tag banks
 267         self.size.value = self.size.value / options.num_tccs
 268         if ((self.size.value / long(self.assoc)) < 128):
 269             self.size.value = long(128 * self.assoc)
 270         self.start_index_bit = math.log(options.cacheline_size, 2) + \
 271                                math.log(options.num_tccs, 2)
 272         self.replacement_policy = TreePLRURP()
 273
 274
 275 class TCCCntrl(TCC_Controller, CntrlBase):
 276     def create(self, options, ruby_system, system):
 277         self.version = self.versionCount()
 278         self.L2cache = TCC()
 279         self.L2cache.create(options)
 280         self.L2cache.resourceStalls = options.no_tcc_resource_stalls
 281
 282         self.ruby_system = ruby_system
 283
 284         if options.recycle_latency:
 285             self.recycle_latency = options.recycle_latency
 286
 287 class L3Cache(RubyCache):
 288     dataArrayBanks = 16
 289     tagArrayBanks = 16
 290
 291     def create(self, options, ruby_system, system):
 292         self.size = MemorySize(options.l3_size)
 293         self.size.value /= options.num_dirs
 294         self.assoc = options.l3_assoc
 295         self.dataArrayBanks /= options.num_dirs
 296         self.tagArrayBanks /= options.num_dirs
 297         self.dataArrayBanks /= options.num_dirs
 298         self.tagArrayBanks /= options.num_dirs
 299         self.dataAccessLatency = options.l3_data_latency
 300         self.tagAccessLatency = options.l3_tag_latency
 301         self.resourceStalls = False
 302         self.replacement_policy = TreePLRURP()
 303
 304 class L3Cntrl(L3Cache_Controller, CntrlBase):
 305     def create(self, options, ruby_system, system):
 306         self.version = self.versionCount()
 307         self.L3cache = L3Cache()
 308         self.L3cache.create(options, ruby_system, system)
 309
 310         self.l3_response_latency = max(self.L3cache.dataAccessLatency, self.L3cache.tagAccessLatency)
 311         self.ruby_system = ruby_system
 312
 313         if options.recycle_latency:
 314             self.recycle_latency = options.recycle_latency
 315
 316     def connectWireBuffers(self, req_to_dir, resp_to_dir, l3_unblock_to_dir,
 317                            req_to_l3, probe_to_l3, resp_to_l3):
 318         self.reqToDir = req_to_dir
 319         self.respToDir = resp_to_dir
 320         self.l3UnblockToDir = l3_unblock_to_dir
 321         self.reqToL3 = req_to_l3
 322         self.probeToL3 = probe_to_l3
 323         self.respToL3 = resp_to_l3
 324
 325 class DirMem(RubyDirectoryMemory, CntrlBase):
 326     def create(self, options, ruby_system, system):
 327         self.version = self.versionCount()
 328
 329         phys_mem_size = AddrRange(options.mem_size).size()
 330         mem_module_size = phys_mem_size / options.num_dirs
 331         dir_size = MemorySize('0B')
 332         dir_size.value = mem_module_size
 333         self.size = dir_size
 334
 335 class DirCntrl(Directory_Controller, CntrlBase):
 336     def create(self, options, ruby_system, system):
 337         self.version = self.versionCount()
 338
 339         self.response_latency = 30
 340
 341         self.directory = DirMem()
 342         self.directory.create(options, ruby_system, system)
 343
 344         self.L3CacheMemory = L3Cache()
 345         self.L3CacheMemory.create(options, ruby_system, system)
 346
 347         self.l3_hit_latency = max(self.L3CacheMemory.dataAccessLatency,
 348                                   self.L3CacheMemory.tagAccessLatency)
 349
 350         self.number_of_TBEs = options.num_tbes
 351
 352         self.ruby_system = ruby_system
 353
 354         if options.recycle_latency:
 355             self.recycle_latency = options.recycle_latency
 356
 357     def connectWireBuffers(self, req_to_dir, resp_to_dir, l3_unblock_to_dir,
 358                            req_to_l3, probe_to_l3, resp_to_l3):
 359         self.reqToDir = req_to_dir
 360         self.respToDir = resp_to_dir
 361         self.l3UnblockToDir = l3_unblock_to_dir
 362         self.reqToL3 = req_to_l3
 363         self.probeToL3 = probe_to_l3
 364         self.respToL3 = resp_to_l3
 365
 366 def define_options(parser):
 367     parser.add_option("--num-subcaches", type = "int", default = 4)
 368     parser.add_option("--l3-data-latency", type = "int", default = 20)
 369     parser.add_option("--l3-tag-latency", type = "int", default = 15)
 370     parser.add_option("--cpu-to-dir-latency", type = "int", default = 120)
 371     parser.add_option("--gpu-to-dir-latency", type = "int", default = 120)
 372     parser.add_option("--no-resource-stalls", action = "store_false",
 373                       default = True)
 374     parser.add_option("--no-tcc-resource-stalls", action = "store_false",
 375                       default = True)
 376     parser.add_option("--use-L3-on-WT", action = "store_true", default = False)
 377     parser.add_option("--num-tbes", type = "int", default = 256)
 378     parser.add_option("--l2-latency", type = "int", default = 50)  # load to use
 379     parser.add_option("--num-tccs", type = "int", default = 1,
 380                       help = "number of TCC banks in the GPU")
 381     parser.add_option("--sqc-size", type = 'string', default = '32kB',
 382                       help = "SQC cache size")
 383     parser.add_option("--sqc-assoc", type = 'int', default = 8,
 384                       help = "SQC cache assoc")
 385     parser.add_option("--sqc-deadlock-threshold", type='int',
 386                       help="Set the SQC deadlock threshold to some value")
 387
 388     parser.add_option("--WB_L1", action = "store_true", default = False,
 389                       help = "writeback L1")
 390     parser.add_option("--WB_L2", action = "store_true", default = False,
 391                       help = "writeback L2")
 392     parser.add_option("--TCP_latency", type = "int", default = 4,
 393                       help = "TCP latency")
 394     parser.add_option("--TCC_latency", type = "int", default = 16,
 395                       help = "TCC latency")
 396     parser.add_option("--tcc-size", type = 'string', default = '256kB',
 397                       help = "agregate tcc size")
 398     parser.add_option("--tcc-assoc", type = 'int', default = 16,
 399                       help = "tcc assoc")
 400     parser.add_option("--tcp-size", type = 'string', default = '16kB',
 401                       help = "tcp size")
 402     parser.add_option("--tcp-assoc", type = 'int', default = 16,
 403                       help = "tcp assoc")
 404     parser.add_option("--tcp-deadlock-threshold", type='int',
 405                       help="Set the TCP deadlock threshold to some value")
 406     parser.add_option("--max-coalesces-per-cycle", type="int", default=1,
 407                       help="Maximum insts that may coalesce in a cycle");
 408
 409     parser.add_option("--noL1", action = "store_true", default = False,
 410                       help = "bypassL1")
 411
 412 def create_system(options, full_system, system, dma_devices, bootmem,
 413                   ruby_system):
 414     if buildEnv['PROTOCOL'] != 'GPU_VIPER':
 415         panic("This script requires the GPU_VIPER protocol to be built.")
 416
 417     cpu_sequencers = []
 418
 419     #
 420     # The ruby network creation expects the list of nodes in the system to be
 421     # consistent with the NetDest list.  Therefore the l1 controller nodes
 422     # must be listed before the directory nodes and directory nodes before
 423     # dma nodes, etc.
 424     #
 425     cp_cntrl_nodes = []
 426     tcp_cntrl_nodes = []
 427     sqc_cntrl_nodes = []
 428     tcc_cntrl_nodes = []
 429     dir_cntrl_nodes = []
 430     l3_cntrl_nodes = []
 431
 432     #
 433     # Must create the individual controllers before the network to ensure the
 434     # controller constructors are called before the network constructor
 435     #
 436
 437     # For an odd number of CPUs, still create the right number of controllers
 438     TCC_bits = int(math.log(options.num_tccs, 2))
 439
 440     # This is the base crossbar that connects the L3s, Dirs, and cpu/gpu
 441     # Clusters
 442     crossbar_bw = None
 443     mainCluster = None
 444     if hasattr(options, 'bw_scalor') and options.bw_scalor > 0:
 445         #Assuming a 2GHz clock
 446         crossbar_bw = 16 * options.num_compute_units * options.bw_scalor
 447         mainCluster = Cluster(intBW=crossbar_bw)
 448     else:
 449         mainCluster = Cluster(intBW=8) # 16 GB/s
 450     for i in range(options.num_dirs):
 451
 452         dir_cntrl = DirCntrl(noTCCdir = True, TCC_select_num_bits = TCC_bits)
 453         dir_cntrl.create(options, ruby_system, system)
 454         dir_cntrl.number_of_TBEs = options.num_tbes
 455         dir_cntrl.useL3OnWT = options.use_L3_on_WT
 456         # the number_of_TBEs is inclusive of TBEs below
 457
 458         # Connect the Directory controller to the ruby network
 459         dir_cntrl.requestFromCores = MessageBuffer(ordered = True)
 460         dir_cntrl.requestFromCores.slave = ruby_system.network.master
 461
 462         dir_cntrl.responseFromCores = MessageBuffer()
 463         dir_cntrl.responseFromCores.slave = ruby_system.network.master
 464
 465         dir_cntrl.unblockFromCores = MessageBuffer()
 466         dir_cntrl.unblockFromCores.slave = ruby_system.network.master
 467
 468         dir_cntrl.probeToCore = MessageBuffer()
 469         dir_cntrl.probeToCore.master = ruby_system.network.slave
 470
 471         dir_cntrl.responseToCore = MessageBuffer()
 472         dir_cntrl.responseToCore.master = ruby_system.network.slave
 473
 474         dir_cntrl.triggerQueue = MessageBuffer(ordered = True)
 475         dir_cntrl.L3triggerQueue = MessageBuffer(ordered = True)
 476         dir_cntrl.requestToMemory = MessageBuffer()
 477         dir_cntrl.responseFromMemory = MessageBuffer()
 478
 479         dir_cntrl.requestFromDMA = MessageBuffer(ordered=True)
 480         dir_cntrl.requestFromDMA.slave = ruby_system.network.master
 481
 482         dir_cntrl.responseToDMA = MessageBuffer()
 483         dir_cntrl.responseToDMA.master = ruby_system.network.slave
 484
 485         dir_cntrl.requestToMemory = MessageBuffer()
 486         dir_cntrl.responseFromMemory = MessageBuffer()
 487
 488         exec("ruby_system.dir_cntrl%d = dir_cntrl" % i)
 489         dir_cntrl_nodes.append(dir_cntrl)
 490
 491         mainCluster.add(dir_cntrl)
 492
 493     cpuCluster = None
 494     if hasattr(options, 'bw_scalor') and options.bw_scalor > 0:
 495         cpuCluster = Cluster(extBW = crossbar_bw, intBW = crossbar_bw)
 496     else:
 497         cpuCluster = Cluster(extBW = 8, intBW = 8) # 16 GB/s
 498     for i in range((options.num_cpus + 1) // 2):
 499
 500         cp_cntrl = CPCntrl()
 501         cp_cntrl.create(options, ruby_system, system)
 502
 503         exec("ruby_system.cp_cntrl%d = cp_cntrl" % i)
 504         #
 505         # Add controllers and sequencers to the appropriate lists
 506         #
 507         cpu_sequencers.extend([cp_cntrl.sequencer, cp_cntrl.sequencer1])
 508
 509         # Connect the CP controllers and the network
 510         cp_cntrl.requestFromCore = MessageBuffer()
 511         cp_cntrl.requestFromCore.master = ruby_system.network.slave
 512
 513         cp_cntrl.responseFromCore = MessageBuffer()
 514         cp_cntrl.responseFromCore.master = ruby_system.network.slave
 515
 516         cp_cntrl.unblockFromCore = MessageBuffer()
 517         cp_cntrl.unblockFromCore.master = ruby_system.network.slave
 518
 519         cp_cntrl.probeToCore = MessageBuffer()
 520         cp_cntrl.probeToCore.slave = ruby_system.network.master
 521
 522         cp_cntrl.responseToCore = MessageBuffer()
 523         cp_cntrl.responseToCore.slave = ruby_system.network.master
 524
 525         cp_cntrl.mandatoryQueue = MessageBuffer()
 526         cp_cntrl.triggerQueue = MessageBuffer(ordered = True)
 527
 528         cpuCluster.add(cp_cntrl)
 529
 530     # Register CPUs and caches for each CorePair and directory (SE mode only)
 531     if not full_system:
 532         for i in range((options.num_cpus + 1) // 2):
 533             FileSystemConfig.register_cpu(physical_package_id = 0,
 534                                           core_siblings = \
 535                                             range(options.num_cpus),
 536                                           core_id = i*2,
 537                                           thread_siblings = [])
 538
 539             FileSystemConfig.register_cpu(physical_package_id = 0,
 540                                           core_siblings = \
 541                                             range(options.num_cpus),
 542                                           core_id = i*2+1,
 543                                           thread_siblings = [])
 544
 545             FileSystemConfig.register_cache(level = 0,
 546                                             idu_type = 'Instruction',
 547                                             size = options.l1i_size,
 548                                             line_size = options.cacheline_size,
 549                                             assoc = options.l1i_assoc,
 550                                             cpus = [i*2, i*2+1])
 551
 552             FileSystemConfig.register_cache(level = 0,
 553                                             idu_type = 'Data',
 554                                             size = options.l1d_size,
 555                                             line_size = options.cacheline_size,
 556                                             assoc = options.l1d_assoc,
 557                                             cpus = [i*2])
 558
 559             FileSystemConfig.register_cache(level = 0,
 560                                             idu_type = 'Data',
 561                                             size = options.l1d_size,
 562                                             line_size = options.cacheline_size,
 563                                             assoc = options.l1d_assoc,
 564                                             cpus = [i*2+1])
 565
 566             FileSystemConfig.register_cache(level = 1,
 567                                             idu_type = 'Unified',
 568                                             size = options.l2_size,
 569                                             line_size = options.cacheline_size,
 570                                             assoc = options.l2_assoc,
 571                                             cpus = [i*2, i*2+1])
 572
 573         for i in range(options.num_dirs):
 574             FileSystemConfig.register_cache(level = 2,
 575                                             idu_type = 'Unified',
 576                                             size = options.l3_size,
 577                                             line_size = options.cacheline_size,
 578                                             assoc = options.l3_assoc,
 579                                             cpus = [n for n in
 580                                                 range(options.num_cpus)])
 581
 582     gpuCluster = None
 583     if hasattr(options, 'bw_scalor') and options.bw_scalor > 0:
 584       gpuCluster = Cluster(extBW = crossbar_bw, intBW = crossbar_bw)
 585     else:
 586       gpuCluster = Cluster(extBW = 8, intBW = 8) # 16 GB/s
 587     for i in range(options.num_compute_units):
 588
 589         tcp_cntrl = TCPCntrl(TCC_select_num_bits = TCC_bits,
 590                              issue_latency = 1,
 591                              number_of_TBEs = 2560)
 592         # TBEs set to max outstanding requests
 593         tcp_cntrl.create(options, ruby_system, system)
 594         tcp_cntrl.WB = options.WB_L1
 595         tcp_cntrl.disableL1 = options.noL1
 596         tcp_cntrl.L1cache.tagAccessLatency = options.TCP_latency
 597         tcp_cntrl.L1cache.dataAccessLatency = options.TCP_latency
 598
 599         exec("ruby_system.tcp_cntrl%d = tcp_cntrl" % i)
 600         #
 601         # Add controllers and sequencers to the appropriate lists
 602         #
 603         cpu_sequencers.append(tcp_cntrl.coalescer)
 604         tcp_cntrl_nodes.append(tcp_cntrl)
 605
 606         # Connect the TCP controller to the ruby network
 607         tcp_cntrl.requestFromTCP = MessageBuffer(ordered = True)
 608         tcp_cntrl.requestFromTCP.master = ruby_system.network.slave
 609
 610         tcp_cntrl.responseFromTCP = MessageBuffer(ordered = True)
 611         tcp_cntrl.responseFromTCP.master = ruby_system.network.slave
 612
 613         tcp_cntrl.unblockFromCore = MessageBuffer()
 614         tcp_cntrl.unblockFromCore.master = ruby_system.network.slave
 615
 616         tcp_cntrl.probeToTCP = MessageBuffer(ordered = True)
 617         tcp_cntrl.probeToTCP.slave = ruby_system.network.master
 618
 619         tcp_cntrl.responseToTCP = MessageBuffer(ordered = True)
 620         tcp_cntrl.responseToTCP.slave = ruby_system.network.master
 621
 622         tcp_cntrl.mandatoryQueue = MessageBuffer()
 623
 624         gpuCluster.add(tcp_cntrl)
 625
 626     for i in range(options.num_sqc):
 627
 628         sqc_cntrl = SQCCntrl(TCC_select_num_bits = TCC_bits)
 629         sqc_cntrl.create(options, ruby_system, system)
 630
 631         exec("ruby_system.sqc_cntrl%d = sqc_cntrl" % i)
 632         #
 633         # Add controllers and sequencers to the appropriate lists
 634         #
 635         cpu_sequencers.append(sqc_cntrl.sequencer)
 636
 637         # Connect the SQC controller to the ruby network
 638         sqc_cntrl.requestFromSQC = MessageBuffer(ordered = True)
 639         sqc_cntrl.requestFromSQC.master = ruby_system.network.slave
 640
 641         sqc_cntrl.probeToSQC = MessageBuffer(ordered = True)
 642         sqc_cntrl.probeToSQC.slave = ruby_system.network.master
 643
 644         sqc_cntrl.responseToSQC = MessageBuffer(ordered = True)
 645         sqc_cntrl.responseToSQC.slave = ruby_system.network.master
 646
 647         sqc_cntrl.mandatoryQueue = MessageBuffer()
 648
 649         # SQC also in GPU cluster
 650         gpuCluster.add(sqc_cntrl)
 651
 652     for i in xrange(options.num_scalar_cache):
 653         scalar_cntrl = SQCCntrl(TCC_select_num_bits = TCC_bits)
 654         scalar_cntrl.create(options, ruby_system, system)
 655
 656         exec('ruby_system.scalar_cntrl%d = scalar_cntrl' % i)
 657
 658         cpu_sequencers.append(scalar_cntrl.sequencer)
 659
 660         scalar_cntrl.requestFromSQC = MessageBuffer(ordered = True)
 661         scalar_cntrl.requestFromSQC.master = ruby_system.network.slave
 662
 663         scalar_cntrl.probeToSQC = MessageBuffer(ordered = True)
 664         scalar_cntrl.probeToSQC.slave = ruby_system.network.master
 665
 666         scalar_cntrl.responseToSQC = MessageBuffer(ordered = True)
 667         scalar_cntrl.responseToSQC.slave = ruby_system.network.master
 668
 669         scalar_cntrl.mandatoryQueue = \
 670             MessageBuffer(buffer_size=options.buffers_size)
 671
 672         gpuCluster.add(scalar_cntrl)
 673
 674     for i in xrange(options.num_cp):
 675
 676         tcp_ID = options.num_compute_units + i
 677         sqc_ID = options.num_sqc + i
 678
 679         tcp_cntrl = TCPCntrl(TCC_select_num_bits = TCC_bits,
 680                              issue_latency = 1,
 681                              number_of_TBEs = 2560)
 682         # TBEs set to max outstanding requests
 683         tcp_cntrl.createCP(options, ruby_system, system)
 684         tcp_cntrl.WB = options.WB_L1
 685         tcp_cntrl.disableL1 = options.noL1
 686         tcp_cntrl.L1cache.tagAccessLatency = options.TCP_latency
 687         tcp_cntrl.L1cache.dataAccessLatency = options.TCP_latency
 688
 689         exec("ruby_system.tcp_cntrl%d = tcp_cntrl" % tcp_ID)
 690         #
 691         # Add controllers and sequencers to the appropriate lists
 692         #
 693         cpu_sequencers.append(tcp_cntrl.sequencer)
 694         tcp_cntrl_nodes.append(tcp_cntrl)
 695
 696         # Connect the CP (TCP) controllers to the ruby network
 697         tcp_cntrl.requestFromTCP = MessageBuffer(ordered = True)
 698         tcp_cntrl.requestFromTCP.master = ruby_system.network.slave
 699
 700         tcp_cntrl.responseFromTCP = MessageBuffer(ordered = True)
 701         tcp_cntrl.responseFromTCP.master = ruby_system.network.slave
 702
 703         tcp_cntrl.unblockFromCore = MessageBuffer(ordered = True)
 704         tcp_cntrl.unblockFromCore.master = ruby_system.network.slave
 705
 706         tcp_cntrl.probeToTCP = MessageBuffer(ordered = True)
 707         tcp_cntrl.probeToTCP.slave = ruby_system.network.master
 708
 709         tcp_cntrl.responseToTCP = MessageBuffer(ordered = True)
 710         tcp_cntrl.responseToTCP.slave = ruby_system.network.master
 711
 712         tcp_cntrl.mandatoryQueue = MessageBuffer()
 713
 714         gpuCluster.add(tcp_cntrl)
 715
 716         sqc_cntrl = SQCCntrl(TCC_select_num_bits = TCC_bits)
 717         sqc_cntrl.create(options, ruby_system, system)
 718
 719         exec("ruby_system.sqc_cntrl%d = sqc_cntrl" % sqc_ID)
 720         #
 721         # Add controllers and sequencers to the appropriate lists
 722         #
 723         cpu_sequencers.append(sqc_cntrl.sequencer)
 724
 725         # SQC also in GPU cluster
 726         gpuCluster.add(sqc_cntrl)
 727
 728     for i in range(options.num_tccs):
 729
 730         tcc_cntrl = TCCCntrl(l2_response_latency = options.TCC_latency)
 731         tcc_cntrl.create(options, ruby_system, system)
 732         tcc_cntrl.l2_request_latency = options.gpu_to_dir_latency
 733         tcc_cntrl.l2_response_latency = options.TCC_latency
 734         tcc_cntrl_nodes.append(tcc_cntrl)
 735         tcc_cntrl.WB = options.WB_L2
 736         tcc_cntrl.number_of_TBEs = 2560 * options.num_compute_units
 737         # the number_of_TBEs is inclusive of TBEs below
 738
 739         # Connect the TCC controllers to the ruby network
 740         tcc_cntrl.requestFromTCP = MessageBuffer(ordered = True)
 741         tcc_cntrl.requestFromTCP.slave = ruby_system.network.master
 742
 743         tcc_cntrl.responseToCore = MessageBuffer(ordered = True)
 744         tcc_cntrl.responseToCore.master = ruby_system.network.slave
 745
 746         tcc_cntrl.probeFromNB = MessageBuffer()
 747         tcc_cntrl.probeFromNB.slave = ruby_system.network.master
 748
 749         tcc_cntrl.responseFromNB = MessageBuffer()
 750         tcc_cntrl.responseFromNB.slave = ruby_system.network.master
 751
 752         tcc_cntrl.requestToNB = MessageBuffer(ordered = True)
 753         tcc_cntrl.requestToNB.master = ruby_system.network.slave
 754
 755         tcc_cntrl.responseToNB = MessageBuffer()
 756         tcc_cntrl.responseToNB.master = ruby_system.network.slave
 757
 758         tcc_cntrl.unblockToNB = MessageBuffer()
 759         tcc_cntrl.unblockToNB.master = ruby_system.network.slave
 760
 761         tcc_cntrl.triggerQueue = MessageBuffer(ordered = True)
 762
 763         exec("ruby_system.tcc_cntrl%d = tcc_cntrl" % i)
 764
 765         # connect all of the wire buffers between L3 and dirs up
 766         # TCC cntrls added to the GPU cluster
 767         gpuCluster.add(tcc_cntrl)
 768
 769     for i, dma_device in enumerate(dma_devices):
 770         dma_seq = DMASequencer(version=i, ruby_system=ruby_system)
 771         dma_cntrl = DMA_Controller(version=i, dma_sequencer=dma_seq,
 772                                    ruby_system=ruby_system)
 773         exec('system.dma_cntrl%d = dma_cntrl' % i)
 774         if dma_device.type == 'MemTest':
 775             exec('system.dma_cntrl%d.dma_sequencer.slave = dma_devices.test'
 776                  % i)
 777         else:
 778             exec('system.dma_cntrl%d.dma_sequencer.slave = dma_device.dma' % i)
 779         dma_cntrl.requestToDir = MessageBuffer(buffer_size=0)
 780         dma_cntrl.requestToDir.master = ruby_system.network.slave
 781         dma_cntrl.responseFromDir = MessageBuffer(buffer_size=0)
 782         dma_cntrl.responseFromDir.slave = ruby_system.network.master
 783         dma_cntrl.mandatoryQueue = MessageBuffer(buffer_size = 0)
 784         gpuCluster.add(dma_cntrl)
 785
 786     # Add cpu/gpu clusters to main cluster
 787     mainCluster.add(cpuCluster)
 788     mainCluster.add(gpuCluster)
 789
 790     ruby_system.network.number_of_virtual_networks = 11
 791
 792     return (cpu_sequencers, dir_cntrl_nodes, mainCluster)