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 from common import FileSystemConfig
  41
  42 addToPath('../')
  43
  44 from topologies.Cluster import Cluster
  45 from topologies.Crossbar import Crossbar
  46
  47 if six.PY3:
  48     long = int
  49
  50 class CntrlBase:
  51     _seqs = 0
  52     @classmethod
  53     def seqCount(cls):
  54         # Use SeqCount not class since we need global count
  55         CntrlBase._seqs += 1
  56         return CntrlBase._seqs - 1
  57
  58     _cntrls = 0
  59     @classmethod
  60     def cntrlCount(cls):
  61         # Use CntlCount not class since we need global count
  62         CntrlBase._cntrls += 1
  63         return CntrlBase._cntrls - 1
  64
  65     _version = 0
  66     @classmethod
  67     def versionCount(cls):
  68         cls._version += 1 # Use count for this particular type
  69         return cls._version - 1
  70
  71 class L1Cache(RubyCache):
  72     resourceStalls = False
  73     dataArrayBanks = 2
  74     tagArrayBanks = 2
  75     dataAccessLatency = 1
  76     tagAccessLatency = 1
  77     def create(self, size, assoc, options):
  78         self.size = MemorySize(size)
  79         self.assoc = assoc
  80         self.replacement_policy = TreePLRURP()
  81
  82 class L2Cache(RubyCache):
  83     resourceStalls = False
  84     assoc = 16
  85     dataArrayBanks = 16
  86     tagArrayBanks = 16
  87     def create(self, size, assoc, options):
  88         self.size = MemorySize(size)
  89         self.assoc = assoc
  90         self.replacement_policy = TreePLRURP()
  91
  92 class CPCntrl(CorePair_Controller, CntrlBase):
  93
  94     def create(self, options, ruby_system, system):
  95         self.version = self.versionCount()
  96
  97         self.L1Icache = L1Cache()
  98         self.L1Icache.create(options.l1i_size, options.l1i_assoc, options)
  99         self.L1D0cache = L1Cache()
 100         self.L1D0cache.create(options.l1d_size, options.l1d_assoc, options)
 101         self.L1D1cache = L1Cache()
 102         self.L1D1cache.create(options.l1d_size, options.l1d_assoc, options)
 103         self.L2cache = L2Cache()
 104         self.L2cache.create(options.l2_size, options.l2_assoc, options)
 105
 106         self.sequencer = RubySequencer()
 107         self.sequencer.version = self.seqCount()
 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.dcache = self.L1D1cache
 116         self.sequencer1.ruby_system = ruby_system
 117         self.sequencer1.coreid = 1
 118         self.sequencer1.is_cpu_sequencer = True
 119
 120         self.issue_latency = options.cpu_to_dir_latency
 121         self.send_evictions = send_evicts(options)
 122
 123         self.ruby_system = ruby_system
 124
 125         if options.recycle_latency:
 126             self.recycle_latency = options.recycle_latency
 127
 128 class TCPCache(RubyCache):
 129     size = "16kB"
 130     assoc = 16
 131     dataArrayBanks = 16 #number of data banks
 132     tagArrayBanks = 16  #number of tag banks
 133     dataAccessLatency = 4
 134     tagAccessLatency = 1
 135     def create(self, options):
 136         self.size = MemorySize(options.tcp_size)
 137         self.assoc = options.tcp_assoc
 138         self.resourceStalls = options.no_tcc_resource_stalls
 139         self.replacement_policy = TreePLRURP()
 140
 141 class TCPCntrl(TCP_Controller, CntrlBase):
 142
 143     def create(self, options, ruby_system, system):
 144         self.version = self.versionCount()
 145
 146         self.L1cache = TCPCache(tagAccessLatency = options.TCP_latency,
 147                                 dataAccessLatency = options.TCP_latency)
 148         self.L1cache.resourceStalls = options.no_resource_stalls
 149         self.L1cache.create(options)
 150         self.issue_latency = 1
 151
 152         self.coalescer = VIPERCoalescer()
 153         self.coalescer.version = self.seqCount()
 154         self.coalescer.icache = self.L1cache
 155         self.coalescer.dcache = self.L1cache
 156         self.coalescer.ruby_system = ruby_system
 157         self.coalescer.support_inst_reqs = False
 158         self.coalescer.is_cpu_sequencer = False
 159         if options.tcp_deadlock_threshold:
 160           self.coalescer.deadlock_threshold = \
 161               options.tcp_deadlock_threshold
 162         self.coalescer.max_coalesces_per_cycle = \
 163             options.max_coalesces_per_cycle
 164
 165         self.sequencer = RubySequencer()
 166         self.sequencer.version = self.seqCount()
 167         self.sequencer.dcache = self.L1cache
 168         self.sequencer.ruby_system = ruby_system
 169         self.sequencer.is_cpu_sequencer = True
 170
 171         self.use_seq_not_coal = False
 172
 173         self.ruby_system = ruby_system
 174
 175         if options.recycle_latency:
 176             self.recycle_latency = options.recycle_latency
 177
 178     def createCP(self, options, ruby_system, system):
 179         self.version = self.versionCount()
 180
 181         self.L1cache = TCPCache(tagAccessLatency = options.TCP_latency,
 182                                 dataAccessLatency = options.TCP_latency)
 183         self.L1cache.resourceStalls = options.no_resource_stalls
 184         self.L1cache.create(options)
 185         self.issue_latency = 1
 186
 187         self.coalescer = VIPERCoalescer()
 188         self.coalescer.version = self.seqCount()
 189         self.coalescer.icache = self.L1cache
 190         self.coalescer.dcache = self.L1cache
 191         self.coalescer.ruby_system = ruby_system
 192         self.coalescer.support_inst_reqs = False
 193         self.coalescer.is_cpu_sequencer = False
 194
 195         self.sequencer = RubySequencer()
 196         self.sequencer.version = self.seqCount()
 197         self.sequencer.dcache = self.L1cache
 198         self.sequencer.ruby_system = ruby_system
 199         self.sequencer.is_cpu_sequencer = True
 200
 201         self.use_seq_not_coal = True
 202
 203         self.ruby_system = ruby_system
 204
 205         if options.recycle_latency:
 206             self.recycle_latency = options.recycle_latency
 207
 208 class SQCCache(RubyCache):
 209     dataArrayBanks = 8
 210     tagArrayBanks = 8
 211     dataAccessLatency = 1
 212     tagAccessLatency = 1
 213
 214     def create(self, options):
 215         self.size = MemorySize(options.sqc_size)
 216         self.assoc = options.sqc_assoc
 217         self.replacement_policy = TreePLRURP()
 218
 219 class SQCCntrl(SQC_Controller, CntrlBase):
 220
 221     def create(self, options, ruby_system, system):
 222         self.version = self.versionCount()
 223
 224         self.L1cache = SQCCache()
 225         self.L1cache.create(options)
 226         self.L1cache.resourceStalls = options.no_resource_stalls
 227
 228         self.sequencer = RubySequencer()
 229
 230         self.sequencer.version = self.seqCount()
 231         self.sequencer.dcache = self.L1cache
 232         self.sequencer.ruby_system = ruby_system
 233         self.sequencer.support_data_reqs = False
 234         self.sequencer.is_cpu_sequencer = False
 235         if options.sqc_deadlock_threshold:
 236           self.sequencer.deadlock_threshold = \
 237             options.sqc_deadlock_threshold
 238
 239         self.ruby_system = ruby_system
 240
 241         if options.recycle_latency:
 242             self.recycle_latency = options.recycle_latency
 243
 244 class TCC(RubyCache):
 245     size = MemorySize("256kB")
 246     assoc = 16
 247     dataAccessLatency = 8
 248     tagAccessLatency = 2
 249     resourceStalls = True
 250     def create(self, options):
 251         self.assoc = options.tcc_assoc
 252         if hasattr(options, 'bw_scalor') and options.bw_scalor > 0:
 253           s = options.num_compute_units
 254           tcc_size = s * 128
 255           tcc_size = str(tcc_size)+'kB'
 256           self.size = MemorySize(tcc_size)
 257           self.dataArrayBanks = 64
 258           self.tagArrayBanks = 64
 259         else:
 260           self.size = MemorySize(options.tcc_size)
 261           self.dataArrayBanks = 256 / options.num_tccs #number of data banks
 262           self.tagArrayBanks = 256 / options.num_tccs #number of tag banks
 263         self.size.value = self.size.value / options.num_tccs
 264         if ((self.size.value / long(self.assoc)) < 128):
 265             self.size.value = long(128 * self.assoc)
 266         self.start_index_bit = math.log(options.cacheline_size, 2) + \
 267                                math.log(options.num_tccs, 2)
 268         self.replacement_policy = TreePLRURP()
 269
 270
 271 class TCCCntrl(TCC_Controller, CntrlBase):
 272     def create(self, options, ruby_system, system):
 273         self.version = self.versionCount()
 274         self.L2cache = TCC()
 275         self.L2cache.create(options)
 276         self.L2cache.resourceStalls = options.no_tcc_resource_stalls
 277
 278         self.ruby_system = ruby_system
 279
 280         if options.recycle_latency:
 281             self.recycle_latency = options.recycle_latency
 282
 283 class L3Cache(RubyCache):
 284     dataArrayBanks = 16
 285     tagArrayBanks = 16
 286
 287     def create(self, options, ruby_system, system):
 288         self.size = MemorySize(options.l3_size)
 289         self.size.value /= options.num_dirs
 290         self.assoc = options.l3_assoc
 291         self.dataArrayBanks /= options.num_dirs
 292         self.tagArrayBanks /= options.num_dirs
 293         self.dataArrayBanks /= options.num_dirs
 294         self.tagArrayBanks /= options.num_dirs
 295         self.dataAccessLatency = options.l3_data_latency
 296         self.tagAccessLatency = options.l3_tag_latency
 297         self.resourceStalls = False
 298         self.replacement_policy = TreePLRURP()
 299
 300 class L3Cntrl(L3Cache_Controller, CntrlBase):
 301     def create(self, options, ruby_system, system):
 302         self.version = self.versionCount()
 303         self.L3cache = L3Cache()
 304         self.L3cache.create(options, ruby_system, system)
 305
 306         self.l3_response_latency = max(self.L3cache.dataAccessLatency, self.L3cache.tagAccessLatency)
 307         self.ruby_system = ruby_system
 308
 309         if options.recycle_latency:
 310             self.recycle_latency = options.recycle_latency
 311
 312     def connectWireBuffers(self, req_to_dir, resp_to_dir, l3_unblock_to_dir,
 313                            req_to_l3, probe_to_l3, resp_to_l3):
 314         self.reqToDir = req_to_dir
 315         self.respToDir = resp_to_dir
 316         self.l3UnblockToDir = l3_unblock_to_dir
 317         self.reqToL3 = req_to_l3
 318         self.probeToL3 = probe_to_l3
 319         self.respToL3 = resp_to_l3
 320
 321 class DirCntrl(Directory_Controller, CntrlBase):
 322     def create(self, options, dir_ranges, ruby_system, system):
 323         self.version = self.versionCount()
 324
 325         self.response_latency = 30
 326
 327         self.addr_ranges = dir_ranges
 328         self.directory = RubyDirectoryMemory()
 329
 330         self.L3CacheMemory = L3Cache()
 331         self.L3CacheMemory.create(options, ruby_system, system)
 332
 333         self.l3_hit_latency = max(self.L3CacheMemory.dataAccessLatency,
 334                                   self.L3CacheMemory.tagAccessLatency)
 335
 336         self.number_of_TBEs = options.num_tbes
 337
 338         self.ruby_system = ruby_system
 339
 340         if options.recycle_latency:
 341             self.recycle_latency = options.recycle_latency
 342
 343     def connectWireBuffers(self, req_to_dir, resp_to_dir, l3_unblock_to_dir,
 344                            req_to_l3, probe_to_l3, resp_to_l3):
 345         self.reqToDir = req_to_dir
 346         self.respToDir = resp_to_dir
 347         self.l3UnblockToDir = l3_unblock_to_dir
 348         self.reqToL3 = req_to_l3
 349         self.probeToL3 = probe_to_l3
 350         self.respToL3 = resp_to_l3
 351
 352 def define_options(parser):
 353     parser.add_option("--num-subcaches", type = "int", default = 4)
 354     parser.add_option("--l3-data-latency", type = "int", default = 20)
 355     parser.add_option("--l3-tag-latency", type = "int", default = 15)
 356     parser.add_option("--cpu-to-dir-latency", type = "int", default = 120)
 357     parser.add_option("--gpu-to-dir-latency", type = "int", default = 120)
 358     parser.add_option("--no-resource-stalls", action = "store_false",
 359                       default = True)
 360     parser.add_option("--no-tcc-resource-stalls", action = "store_false",
 361                       default = True)
 362     parser.add_option("--use-L3-on-WT", action = "store_true", default = False)
 363     parser.add_option("--num-tbes", type = "int", default = 256)
 364     parser.add_option("--l2-latency", type = "int", default = 50)  # load to use
 365     parser.add_option("--num-tccs", type = "int", default = 1,
 366                       help = "number of TCC banks in the GPU")
 367     parser.add_option("--sqc-size", type = 'string', default = '32kB',
 368                       help = "SQC cache size")
 369     parser.add_option("--sqc-assoc", type = 'int', default = 8,
 370                       help = "SQC cache assoc")
 371     parser.add_option("--sqc-deadlock-threshold", type='int',
 372                       help="Set the SQC deadlock threshold to some value")
 373
 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("--tcp-deadlock-threshold", type='int',
 391                       help="Set the TCP deadlock threshold to some value")
 392     parser.add_option("--max-coalesces-per-cycle", type="int", default=1,
 393                       help="Maximum insts that may coalesce in a cycle");
 394
 395     parser.add_option("--noL1", action = "store_true", default = False,
 396                       help = "bypassL1")
 397     parser.add_option("--scalar-buffer-size", type = 'int', default = 128,
 398                       help="Size of the mandatory queue in the GPU scalar "
 399                       "cache controller")
 400
 401 def create_system(options, full_system, system, dma_devices, bootmem,
 402                   ruby_system):
 403     if buildEnv['PROTOCOL'] != 'GPU_VIPER':
 404         panic("This script requires the GPU_VIPER protocol to be built.")
 405
 406     cpu_sequencers = []
 407
 408     #
 409     # The ruby network creation expects the list of nodes in the system to be
 410     # consistent with the NetDest list.  Therefore the l1 controller nodes
 411     # must be listed before the directory nodes and directory nodes before
 412     # dma nodes, etc.
 413     #
 414     cp_cntrl_nodes = []
 415     tcp_cntrl_nodes = []
 416     sqc_cntrl_nodes = []
 417     tcc_cntrl_nodes = []
 418     dir_cntrl_nodes = []
 419     l3_cntrl_nodes = []
 420
 421     #
 422     # Must create the individual controllers before the network to ensure the
 423     # controller constructors are called before the network constructor
 424     #
 425
 426     # For an odd number of CPUs, still create the right number of controllers
 427     TCC_bits = int(math.log(options.num_tccs, 2))
 428
 429     # This is the base crossbar that connects the L3s, Dirs, and cpu/gpu
 430     # Clusters
 431     crossbar_bw = None
 432     mainCluster = None
 433
 434     if options.numa_high_bit:
 435         numa_bit = options.numa_high_bit
 436     else:
 437         # if the numa_bit is not specified, set the directory bits as the
 438         # lowest bits above the block offset bits, and the numa_bit as the
 439         # highest of those directory bits
 440         dir_bits = int(math.log(options.num_dirs, 2))
 441         block_size_bits = int(math.log(options.cacheline_size, 2))
 442         numa_bit = block_size_bits + dir_bits - 1
 443
 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         dir_ranges = []
 452         for r in system.mem_ranges:
 453             addr_range = m5.objects.AddrRange(r.start, size = r.size(),
 454                                               intlvHighBit = numa_bit,
 455                                               intlvBits = dir_bits,
 456                                               intlvMatch = i)
 457             dir_ranges.append(addr_range)
 458
 459         dir_cntrl = DirCntrl(noTCCdir = True, TCC_select_num_bits = TCC_bits)
 460         dir_cntrl.create(options, dir_ranges, ruby_system, system)
 461         dir_cntrl.number_of_TBEs = options.num_tbes
 462         dir_cntrl.useL3OnWT = options.use_L3_on_WT
 463         # the number_of_TBEs is inclusive of TBEs below
 464
 465         # Connect the Directory controller to the ruby network
 466         dir_cntrl.requestFromCores = MessageBuffer(ordered = True)
 467         dir_cntrl.requestFromCores.slave = ruby_system.network.master
 468
 469         dir_cntrl.responseFromCores = MessageBuffer()
 470         dir_cntrl.responseFromCores.slave = ruby_system.network.master
 471
 472         dir_cntrl.unblockFromCores = MessageBuffer()
 473         dir_cntrl.unblockFromCores.slave = ruby_system.network.master
 474
 475         dir_cntrl.probeToCore = MessageBuffer()
 476         dir_cntrl.probeToCore.master = ruby_system.network.slave
 477
 478         dir_cntrl.responseToCore = MessageBuffer()
 479         dir_cntrl.responseToCore.master = ruby_system.network.slave
 480
 481         dir_cntrl.triggerQueue = MessageBuffer(ordered = True)
 482         dir_cntrl.L3triggerQueue = MessageBuffer(ordered = True)
 483         dir_cntrl.requestToMemory = MessageBuffer()
 484         dir_cntrl.responseFromMemory = MessageBuffer()
 485
 486         dir_cntrl.requestFromDMA = MessageBuffer(ordered=True)
 487         dir_cntrl.requestFromDMA.slave = ruby_system.network.master
 488
 489         dir_cntrl.responseToDMA = MessageBuffer()
 490         dir_cntrl.responseToDMA.master = ruby_system.network.slave
 491
 492         dir_cntrl.requestToMemory = MessageBuffer()
 493         dir_cntrl.responseFromMemory = MessageBuffer()
 494
 495         exec("ruby_system.dir_cntrl%d = dir_cntrl" % i)
 496         dir_cntrl_nodes.append(dir_cntrl)
 497
 498         mainCluster.add(dir_cntrl)
 499
 500     cpuCluster = None
 501     if hasattr(options, 'bw_scalor') and options.bw_scalor > 0:
 502         cpuCluster = Cluster(extBW = crossbar_bw, intBW = crossbar_bw)
 503     else:
 504         cpuCluster = Cluster(extBW = 8, intBW = 8) # 16 GB/s
 505     for i in range((options.num_cpus + 1) // 2):
 506
 507         cp_cntrl = CPCntrl()
 508         cp_cntrl.create(options, ruby_system, system)
 509
 510         exec("ruby_system.cp_cntrl%d = cp_cntrl" % i)
 511         #
 512         # Add controllers and sequencers to the appropriate lists
 513         #
 514         cpu_sequencers.extend([cp_cntrl.sequencer, cp_cntrl.sequencer1])
 515
 516         # Connect the CP controllers and the network
 517         cp_cntrl.requestFromCore = MessageBuffer()
 518         cp_cntrl.requestFromCore.master = ruby_system.network.slave
 519
 520         cp_cntrl.responseFromCore = MessageBuffer()
 521         cp_cntrl.responseFromCore.master = ruby_system.network.slave
 522
 523         cp_cntrl.unblockFromCore = MessageBuffer()
 524         cp_cntrl.unblockFromCore.master = ruby_system.network.slave
 525
 526         cp_cntrl.probeToCore = MessageBuffer()
 527         cp_cntrl.probeToCore.slave = ruby_system.network.master
 528
 529         cp_cntrl.responseToCore = MessageBuffer()
 530         cp_cntrl.responseToCore.slave = ruby_system.network.master
 531
 532         cp_cntrl.mandatoryQueue = MessageBuffer()
 533         cp_cntrl.triggerQueue = MessageBuffer(ordered = True)
 534
 535         cpuCluster.add(cp_cntrl)
 536
 537     # Register CPUs and caches for each CorePair and directory (SE mode only)
 538     if not full_system:
 539         for i in range((options.num_cpus + 1) // 2):
 540             FileSystemConfig.register_cpu(physical_package_id = 0,
 541                                           core_siblings = \
 542                                             range(options.num_cpus),
 543                                           core_id = i*2,
 544                                           thread_siblings = [])
 545
 546             FileSystemConfig.register_cpu(physical_package_id = 0,
 547                                           core_siblings = \
 548                                             range(options.num_cpus),
 549                                           core_id = i*2+1,
 550                                           thread_siblings = [])
 551
 552             FileSystemConfig.register_cache(level = 0,
 553                                             idu_type = 'Instruction',
 554                                             size = options.l1i_size,
 555                                             line_size = options.cacheline_size,
 556                                             assoc = options.l1i_assoc,
 557                                             cpus = [i*2, i*2+1])
 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])
 565
 566             FileSystemConfig.register_cache(level = 0,
 567                                             idu_type = 'Data',
 568                                             size = options.l1d_size,
 569                                             line_size = options.cacheline_size,
 570                                             assoc = options.l1d_assoc,
 571                                             cpus = [i*2+1])
 572
 573             FileSystemConfig.register_cache(level = 1,
 574                                             idu_type = 'Unified',
 575                                             size = options.l2_size,
 576                                             line_size = options.cacheline_size,
 577                                             assoc = options.l2_assoc,
 578                                             cpus = [i*2, i*2+1])
 579
 580         for i in range(options.num_dirs):
 581             FileSystemConfig.register_cache(level = 2,
 582                                             idu_type = 'Unified',
 583                                             size = options.l3_size,
 584                                             line_size = options.cacheline_size,
 585                                             assoc = options.l3_assoc,
 586                                             cpus = [n for n in
 587                                                 range(options.num_cpus)])
 588
 589     gpuCluster = None
 590     if hasattr(options, 'bw_scalor') and options.bw_scalor > 0:
 591       gpuCluster = Cluster(extBW = crossbar_bw, intBW = crossbar_bw)
 592     else:
 593       gpuCluster = Cluster(extBW = 8, intBW = 8) # 16 GB/s
 594     for i in range(options.num_compute_units):
 595
 596         tcp_cntrl = TCPCntrl(TCC_select_num_bits = TCC_bits,
 597                              issue_latency = 1,
 598                              number_of_TBEs = 2560)
 599         # TBEs set to max outstanding requests
 600         tcp_cntrl.create(options, ruby_system, system)
 601         tcp_cntrl.WB = options.WB_L1
 602         tcp_cntrl.disableL1 = options.noL1
 603         tcp_cntrl.L1cache.tagAccessLatency = options.TCP_latency
 604         tcp_cntrl.L1cache.dataAccessLatency = options.TCP_latency
 605
 606         exec("ruby_system.tcp_cntrl%d = tcp_cntrl" % i)
 607         #
 608         # Add controllers and sequencers to the appropriate lists
 609         #
 610         cpu_sequencers.append(tcp_cntrl.coalescer)
 611         tcp_cntrl_nodes.append(tcp_cntrl)
 612
 613         # Connect the TCP controller to the ruby network
 614         tcp_cntrl.requestFromTCP = MessageBuffer(ordered = True)
 615         tcp_cntrl.requestFromTCP.master = ruby_system.network.slave
 616
 617         tcp_cntrl.responseFromTCP = MessageBuffer(ordered = True)
 618         tcp_cntrl.responseFromTCP.master = ruby_system.network.slave
 619
 620         tcp_cntrl.unblockFromCore = MessageBuffer()
 621         tcp_cntrl.unblockFromCore.master = ruby_system.network.slave
 622
 623         tcp_cntrl.probeToTCP = MessageBuffer(ordered = True)
 624         tcp_cntrl.probeToTCP.slave = ruby_system.network.master
 625
 626         tcp_cntrl.responseToTCP = MessageBuffer(ordered = True)
 627         tcp_cntrl.responseToTCP.slave = ruby_system.network.master
 628
 629         tcp_cntrl.mandatoryQueue = MessageBuffer()
 630
 631         gpuCluster.add(tcp_cntrl)
 632
 633     for i in range(options.num_sqc):
 634
 635         sqc_cntrl = SQCCntrl(TCC_select_num_bits = TCC_bits)
 636         sqc_cntrl.create(options, ruby_system, system)
 637
 638         exec("ruby_system.sqc_cntrl%d = sqc_cntrl" % i)
 639         #
 640         # Add controllers and sequencers to the appropriate lists
 641         #
 642         cpu_sequencers.append(sqc_cntrl.sequencer)
 643
 644         # Connect the SQC controller to the ruby network
 645         sqc_cntrl.requestFromSQC = MessageBuffer(ordered = True)
 646         sqc_cntrl.requestFromSQC.master = ruby_system.network.slave
 647
 648         sqc_cntrl.probeToSQC = MessageBuffer(ordered = True)
 649         sqc_cntrl.probeToSQC.slave = ruby_system.network.master
 650
 651         sqc_cntrl.responseToSQC = MessageBuffer(ordered = True)
 652         sqc_cntrl.responseToSQC.slave = ruby_system.network.master
 653
 654         sqc_cntrl.mandatoryQueue = MessageBuffer()
 655
 656         # SQC also in GPU cluster
 657         gpuCluster.add(sqc_cntrl)
 658
 659     for i in xrange(options.num_scalar_cache):
 660         scalar_cntrl = SQCCntrl(TCC_select_num_bits = TCC_bits)
 661         scalar_cntrl.create(options, ruby_system, system)
 662
 663         exec('ruby_system.scalar_cntrl%d = scalar_cntrl' % i)
 664
 665         cpu_sequencers.append(scalar_cntrl.sequencer)
 666
 667         scalar_cntrl.requestFromSQC = MessageBuffer(ordered = True)
 668         scalar_cntrl.requestFromSQC.master = ruby_system.network.slave
 669
 670         scalar_cntrl.probeToSQC = MessageBuffer(ordered = True)
 671         scalar_cntrl.probeToSQC.slave = ruby_system.network.master
 672
 673         scalar_cntrl.responseToSQC = MessageBuffer(ordered = True)
 674         scalar_cntrl.responseToSQC.slave = ruby_system.network.master
 675
 676         scalar_cntrl.mandatoryQueue = \
 677             MessageBuffer(buffer_size=options.scalar_buffer_size)
 678
 679         gpuCluster.add(scalar_cntrl)
 680
 681     for i in xrange(options.num_cp):
 682
 683         tcp_ID = options.num_compute_units + i
 684         sqc_ID = options.num_sqc + i
 685
 686         tcp_cntrl = TCPCntrl(TCC_select_num_bits = TCC_bits,
 687                              issue_latency = 1,
 688                              number_of_TBEs = 2560)
 689         # TBEs set to max outstanding requests
 690         tcp_cntrl.createCP(options, ruby_system, system)
 691         tcp_cntrl.WB = options.WB_L1
 692         tcp_cntrl.disableL1 = options.noL1
 693         tcp_cntrl.L1cache.tagAccessLatency = options.TCP_latency
 694         tcp_cntrl.L1cache.dataAccessLatency = options.TCP_latency
 695
 696         exec("ruby_system.tcp_cntrl%d = tcp_cntrl" % tcp_ID)
 697         #
 698         # Add controllers and sequencers to the appropriate lists
 699         #
 700         cpu_sequencers.append(tcp_cntrl.sequencer)
 701         tcp_cntrl_nodes.append(tcp_cntrl)
 702
 703         # Connect the CP (TCP) controllers to the ruby network
 704         tcp_cntrl.requestFromTCP = MessageBuffer(ordered = True)
 705         tcp_cntrl.requestFromTCP.master = ruby_system.network.slave
 706
 707         tcp_cntrl.responseFromTCP = MessageBuffer(ordered = True)
 708         tcp_cntrl.responseFromTCP.master = ruby_system.network.slave
 709
 710         tcp_cntrl.unblockFromCore = MessageBuffer(ordered = True)
 711         tcp_cntrl.unblockFromCore.master = ruby_system.network.slave
 712
 713         tcp_cntrl.probeToTCP = MessageBuffer(ordered = True)
 714         tcp_cntrl.probeToTCP.slave = ruby_system.network.master
 715
 716         tcp_cntrl.responseToTCP = MessageBuffer(ordered = True)
 717         tcp_cntrl.responseToTCP.slave = ruby_system.network.master
 718
 719         tcp_cntrl.mandatoryQueue = MessageBuffer()
 720
 721         gpuCluster.add(tcp_cntrl)
 722
 723         sqc_cntrl = SQCCntrl(TCC_select_num_bits = TCC_bits)
 724         sqc_cntrl.create(options, ruby_system, system)
 725
 726         exec("ruby_system.sqc_cntrl%d = sqc_cntrl" % sqc_ID)
 727         #
 728         # Add controllers and sequencers to the appropriate lists
 729         #
 730         cpu_sequencers.append(sqc_cntrl.sequencer)
 731
 732         # SQC also in GPU cluster
 733         gpuCluster.add(sqc_cntrl)
 734
 735     for i in range(options.num_tccs):
 736
 737         tcc_cntrl = TCCCntrl(l2_response_latency = options.TCC_latency)
 738         tcc_cntrl.create(options, ruby_system, system)
 739         tcc_cntrl.l2_request_latency = options.gpu_to_dir_latency
 740         tcc_cntrl.l2_response_latency = options.TCC_latency
 741         tcc_cntrl_nodes.append(tcc_cntrl)
 742         tcc_cntrl.WB = options.WB_L2
 743         tcc_cntrl.number_of_TBEs = 2560 * options.num_compute_units
 744         # the number_of_TBEs is inclusive of TBEs below
 745
 746         # Connect the TCC controllers to the ruby network
 747         tcc_cntrl.requestFromTCP = MessageBuffer(ordered = True)
 748         tcc_cntrl.requestFromTCP.slave = ruby_system.network.master
 749
 750         tcc_cntrl.responseToCore = MessageBuffer(ordered = True)
 751         tcc_cntrl.responseToCore.master = ruby_system.network.slave
 752
 753         tcc_cntrl.probeFromNB = MessageBuffer()
 754         tcc_cntrl.probeFromNB.slave = ruby_system.network.master
 755
 756         tcc_cntrl.responseFromNB = MessageBuffer()
 757         tcc_cntrl.responseFromNB.slave = ruby_system.network.master
 758
 759         tcc_cntrl.requestToNB = MessageBuffer(ordered = True)
 760         tcc_cntrl.requestToNB.master = ruby_system.network.slave
 761
 762         tcc_cntrl.responseToNB = MessageBuffer()
 763         tcc_cntrl.responseToNB.master = ruby_system.network.slave
 764
 765         tcc_cntrl.unblockToNB = MessageBuffer()
 766         tcc_cntrl.unblockToNB.master = ruby_system.network.slave
 767
 768         tcc_cntrl.triggerQueue = MessageBuffer(ordered = True)
 769
 770         exec("ruby_system.tcc_cntrl%d = tcc_cntrl" % i)
 771
 772         # connect all of the wire buffers between L3 and dirs up
 773         # TCC cntrls added to the GPU cluster
 774         gpuCluster.add(tcc_cntrl)
 775
 776     for i, dma_device in enumerate(dma_devices):
 777         dma_seq = DMASequencer(version=i, ruby_system=ruby_system)
 778         dma_cntrl = DMA_Controller(version=i, dma_sequencer=dma_seq,
 779                                    ruby_system=ruby_system)
 780         exec('system.dma_cntrl%d = dma_cntrl' % i)
 781         if dma_device.type == 'MemTest':
 782             exec('system.dma_cntrl%d.dma_sequencer.slave = dma_devices.test'
 783                  % i)
 784         else:
 785             exec('system.dma_cntrl%d.dma_sequencer.slave = dma_device.dma' % i)
 786         dma_cntrl.requestToDir = MessageBuffer(buffer_size=0)
 787         dma_cntrl.requestToDir.master = ruby_system.network.slave
 788         dma_cntrl.responseFromDir = MessageBuffer(buffer_size=0)
 789         dma_cntrl.responseFromDir.slave = ruby_system.network.master
 790         dma_cntrl.mandatoryQueue = MessageBuffer(buffer_size = 0)
 791         gpuCluster.add(dma_cntrl)
 792
 793     # Add cpu/gpu clusters to main cluster
 794     mainCluster.add(cpuCluster)
 795     mainCluster.add(gpuCluster)
 796
 797     ruby_system.network.number_of_virtual_networks = 11
 798
 799     return (cpu_sequencers, dir_cntrl_nodes, mainCluster)