GPU_VIPER.py revision 12647
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# Authors: Lisa Hsu 33 34import math 35import m5 36from m5.objects import * 37from m5.defines import buildEnv 38from Ruby import create_topology 39from Ruby import send_evicts 40 41from topologies.Cluster import Cluster 42from topologies.Crossbar import Crossbar 43 44class CntrlBase: 45 _seqs = 0 46 @classmethod 47 def seqCount(cls): 48 # Use SeqCount not class since we need global count 49 CntrlBase._seqs += 1 50 return CntrlBase._seqs - 1 51 52 _cntrls = 0 53 @classmethod 54 def cntrlCount(cls): 55 # Use CntlCount not class since we need global count 56 CntrlBase._cntrls += 1 57 return CntrlBase._cntrls - 1 58 59 _version = 0 60 @classmethod 61 def versionCount(cls): 62 cls._version += 1 # Use count for this particular type 63 return cls._version - 1 64 65class L1Cache(RubyCache): 66 resourceStalls = False 67 dataArrayBanks = 2 68 tagArrayBanks = 2 69 dataAccessLatency = 1 70 tagAccessLatency = 1 71 def create(self, size, assoc, options): 72 self.size = MemorySize(size) 73 self.assoc = assoc 74 self.replacement_policy = PseudoLRUReplacementPolicy() 75 76class L2Cache(RubyCache): 77 resourceStalls = False 78 assoc = 16 79 dataArrayBanks = 16 80 tagArrayBanks = 16 81 def create(self, size, assoc, options): 82 self.size = MemorySize(size) 83 self.assoc = assoc 84 self.replacement_policy = PseudoLRUReplacementPolicy() 85 86class CPCntrl(CorePair_Controller, CntrlBase): 87 88 def create(self, options, ruby_system, system): 89 self.version = self.versionCount() 90 91 self.L1Icache = L1Cache() 92 self.L1Icache.create(options.l1i_size, options.l1i_assoc, options) 93 self.L1D0cache = L1Cache() 94 self.L1D0cache.create(options.l1d_size, options.l1d_assoc, options) 95 self.L1D1cache = L1Cache() 96 self.L1D1cache.create(options.l1d_size, options.l1d_assoc, options) 97 self.L2cache = L2Cache() 98 self.L2cache.create(options.l2_size, options.l2_assoc, options) 99 100 self.sequencer = RubySequencer() 101 self.sequencer.version = self.seqCount() 102 self.sequencer.icache = self.L1Icache 103 self.sequencer.dcache = self.L1D0cache 104 self.sequencer.ruby_system = ruby_system 105 self.sequencer.coreid = 0 106 self.sequencer.is_cpu_sequencer = True 107 108 self.sequencer1 = RubySequencer() 109 self.sequencer1.version = self.seqCount() 110 self.sequencer1.icache = self.L1Icache 111 self.sequencer1.dcache = self.L1D1cache 112 self.sequencer1.ruby_system = ruby_system 113 self.sequencer1.coreid = 1 114 self.sequencer1.is_cpu_sequencer = True 115 116 self.issue_latency = options.cpu_to_dir_latency 117 self.send_evictions = send_evicts(options) 118 119 self.ruby_system = ruby_system 120 121 if options.recycle_latency: 122 self.recycle_latency = options.recycle_latency 123 124class TCPCache(RubyCache): 125 size = "16kB" 126 assoc = 16 127 dataArrayBanks = 16 #number of data banks 128 tagArrayBanks = 16 #number of tag banks 129 dataAccessLatency = 4 130 tagAccessLatency = 1 131 def create(self, options): 132 self.size = MemorySize(options.tcp_size) 133 self.assoc = options.tcp_assoc 134 self.resourceStalls = options.no_tcc_resource_stalls 135 self.replacement_policy = PseudoLRUReplacementPolicy() 136 137class TCPCntrl(TCP_Controller, CntrlBase): 138 139 def create(self, options, ruby_system, system): 140 self.version = self.versionCount() 141 142 self.L1cache = TCPCache(tagAccessLatency = options.TCP_latency, 143 dataAccessLatency = options.TCP_latency) 144 self.L1cache.resourceStalls = options.no_resource_stalls 145 self.L1cache.create(options) 146 self.issue_latency = 1 147 148 self.coalescer = VIPERCoalescer() 149 self.coalescer.version = self.seqCount() 150 self.coalescer.icache = self.L1cache 151 self.coalescer.dcache = self.L1cache 152 self.coalescer.ruby_system = ruby_system 153 self.coalescer.support_inst_reqs = False 154 self.coalescer.is_cpu_sequencer = False 155 156 self.sequencer = RubySequencer() 157 self.sequencer.version = self.seqCount() 158 self.sequencer.icache = self.L1cache 159 self.sequencer.dcache = self.L1cache 160 self.sequencer.ruby_system = ruby_system 161 self.sequencer.is_cpu_sequencer = True 162 163 self.use_seq_not_coal = False 164 165 self.ruby_system = ruby_system 166 167 if options.recycle_latency: 168 self.recycle_latency = options.recycle_latency 169 170 def createCP(self, options, ruby_system, system): 171 self.version = self.versionCount() 172 173 self.L1cache = TCPCache(tagAccessLatency = options.TCP_latency, 174 dataAccessLatency = options.TCP_latency) 175 self.L1cache.resourceStalls = options.no_resource_stalls 176 self.L1cache.create(options) 177 self.issue_latency = 1 178 179 self.coalescer = VIPERCoalescer() 180 self.coalescer.version = self.seqCount() 181 self.coalescer.icache = self.L1cache 182 self.coalescer.dcache = self.L1cache 183 self.coalescer.ruby_system = ruby_system 184 self.coalescer.support_inst_reqs = False 185 self.coalescer.is_cpu_sequencer = False 186 187 self.sequencer = RubySequencer() 188 self.sequencer.version = self.seqCount() 189 self.sequencer.icache = self.L1cache 190 self.sequencer.dcache = self.L1cache 191 self.sequencer.ruby_system = ruby_system 192 self.sequencer.is_cpu_sequencer = True 193 194 self.use_seq_not_coal = True 195 196 self.ruby_system = ruby_system 197 198 if options.recycle_latency: 199 self.recycle_latency = options.recycle_latency 200 201class SQCCache(RubyCache): 202 dataArrayBanks = 8 203 tagArrayBanks = 8 204 dataAccessLatency = 1 205 tagAccessLatency = 1 206 207 def create(self, options): 208 self.size = MemorySize(options.sqc_size) 209 self.assoc = options.sqc_assoc 210 self.replacement_policy = PseudoLRUReplacementPolicy() 211 212class SQCCntrl(SQC_Controller, CntrlBase): 213 214 def create(self, options, ruby_system, system): 215 self.version = self.versionCount() 216 217 self.L1cache = SQCCache() 218 self.L1cache.create(options) 219 self.L1cache.resourceStalls = options.no_resource_stalls 220 221 self.sequencer = RubySequencer() 222 223 self.sequencer.version = self.seqCount() 224 self.sequencer.icache = self.L1cache 225 self.sequencer.dcache = self.L1cache 226 self.sequencer.ruby_system = ruby_system 227 self.sequencer.support_data_reqs = False 228 self.sequencer.is_cpu_sequencer = False 229 230 self.ruby_system = ruby_system 231 232 if options.recycle_latency: 233 self.recycle_latency = options.recycle_latency 234 235class TCC(RubyCache): 236 size = MemorySize("256kB") 237 assoc = 16 238 dataAccessLatency = 8 239 tagAccessLatency = 2 240 resourceStalls = True 241 def create(self, options): 242 self.assoc = options.tcc_assoc 243 if hasattr(options, 'bw_scalor') and options.bw_scalor > 0: 244 s = options.num_compute_units 245 tcc_size = s * 128 246 tcc_size = str(tcc_size)+'kB' 247 self.size = MemorySize(tcc_size) 248 self.dataArrayBanks = 64 249 self.tagArrayBanks = 64 250 else: 251 self.size = MemorySize(options.tcc_size) 252 self.dataArrayBanks = 256 / options.num_tccs #number of data banks 253 self.tagArrayBanks = 256 / options.num_tccs #number of tag banks 254 self.size.value = self.size.value / options.num_tccs 255 if ((self.size.value / long(self.assoc)) < 128): 256 self.size.value = long(128 * self.assoc) 257 self.start_index_bit = math.log(options.cacheline_size, 2) + \ 258 math.log(options.num_tccs, 2) 259 self.replacement_policy = PseudoLRUReplacementPolicy() 260 261 262class TCCCntrl(TCC_Controller, CntrlBase): 263 def create(self, options, ruby_system, system): 264 self.version = self.versionCount() 265 self.L2cache = TCC() 266 self.L2cache.create(options) 267 self.L2cache.resourceStalls = options.no_tcc_resource_stalls 268 269 self.ruby_system = ruby_system 270 271 if options.recycle_latency: 272 self.recycle_latency = options.recycle_latency 273 274class L3Cache(RubyCache): 275 dataArrayBanks = 16 276 tagArrayBanks = 16 277 278 def create(self, options, ruby_system, system): 279 self.size = MemorySize(options.l3_size) 280 self.size.value /= options.num_dirs 281 self.assoc = options.l3_assoc 282 self.dataArrayBanks /= options.num_dirs 283 self.tagArrayBanks /= options.num_dirs 284 self.dataArrayBanks /= options.num_dirs 285 self.tagArrayBanks /= options.num_dirs 286 self.dataAccessLatency = options.l3_data_latency 287 self.tagAccessLatency = options.l3_tag_latency 288 self.resourceStalls = False 289 self.replacement_policy = PseudoLRUReplacementPolicy() 290 291class L3Cntrl(L3Cache_Controller, CntrlBase): 292 def create(self, options, ruby_system, system): 293 self.version = self.versionCount() 294 self.L3cache = L3Cache() 295 self.L3cache.create(options, ruby_system, system) 296 297 self.l3_response_latency = max(self.L3cache.dataAccessLatency, self.L3cache.tagAccessLatency) 298 self.ruby_system = ruby_system 299 300 if options.recycle_latency: 301 self.recycle_latency = options.recycle_latency 302 303 def connectWireBuffers(self, req_to_dir, resp_to_dir, l3_unblock_to_dir, 304 req_to_l3, probe_to_l3, resp_to_l3): 305 self.reqToDir = req_to_dir 306 self.respToDir = resp_to_dir 307 self.l3UnblockToDir = l3_unblock_to_dir 308 self.reqToL3 = req_to_l3 309 self.probeToL3 = probe_to_l3 310 self.respToL3 = resp_to_l3 311 312class DirMem(RubyDirectoryMemory, CntrlBase): 313 def create(self, options, ruby_system, system): 314 self.version = self.versionCount() 315 316 phys_mem_size = AddrRange(options.mem_size).size() 317 mem_module_size = phys_mem_size / options.num_dirs 318 dir_size = MemorySize('0B') 319 dir_size.value = mem_module_size 320 self.size = dir_size 321 322class DirCntrl(Directory_Controller, CntrlBase): 323 def create(self, options, ruby_system, system): 324 self.version = self.versionCount() 325 326 self.response_latency = 30 327 328 self.directory = DirMem() 329 self.directory.create(options, ruby_system, system) 330 331 self.L3CacheMemory = L3Cache() 332 self.L3CacheMemory.create(options, ruby_system, system) 333 334 self.l3_hit_latency = max(self.L3CacheMemory.dataAccessLatency, 335 self.L3CacheMemory.tagAccessLatency) 336 337 self.number_of_TBEs = options.num_tbes 338 339 self.ruby_system = ruby_system 340 341 if options.recycle_latency: 342 self.recycle_latency = options.recycle_latency 343 344 def connectWireBuffers(self, req_to_dir, resp_to_dir, l3_unblock_to_dir, 345 req_to_l3, probe_to_l3, resp_to_l3): 346 self.reqToDir = req_to_dir 347 self.respToDir = resp_to_dir 348 self.l3UnblockToDir = l3_unblock_to_dir 349 self.reqToL3 = req_to_l3 350 self.probeToL3 = probe_to_l3 351 self.respToL3 = resp_to_l3 352 353def define_options(parser): 354 parser.add_option("--num-subcaches", type = "int", default = 4) 355 parser.add_option("--l3-data-latency", type = "int", default = 20) 356 parser.add_option("--l3-tag-latency", type = "int", default = 15) 357 parser.add_option("--cpu-to-dir-latency", type = "int", default = 120) 358 parser.add_option("--gpu-to-dir-latency", type = "int", default = 120) 359 parser.add_option("--no-resource-stalls", action = "store_false", 360 default = True) 361 parser.add_option("--no-tcc-resource-stalls", action = "store_false", 362 default = True) 363 parser.add_option("--use-L3-on-WT", action = "store_true", default = False) 364 parser.add_option("--num-tbes", type = "int", default = 256) 365 parser.add_option("--l2-latency", type = "int", default = 50) # load to use 366 parser.add_option("--num-tccs", type = "int", default = 1, 367 help = "number of TCC banks in the GPU") 368 parser.add_option("--sqc-size", type = 'string', default = '32kB', 369 help = "SQC cache size") 370 parser.add_option("--sqc-assoc", type = 'int', default = 8, 371 help = "SQC cache assoc") 372 parser.add_option("--WB_L1", action = "store_true", default = False, 373 help = "writeback L1") 374 parser.add_option("--WB_L2", action = "store_true", default = False, 375 help = "writeback L2") 376 parser.add_option("--TCP_latency", type = "int", default = 4, 377 help = "TCP latency") 378 parser.add_option("--TCC_latency", type = "int", default = 16, 379 help = "TCC latency") 380 parser.add_option("--tcc-size", type = 'string', default = '256kB', 381 help = "agregate tcc size") 382 parser.add_option("--tcc-assoc", type = 'int', default = 16, 383 help = "tcc assoc") 384 parser.add_option("--tcp-size", type = 'string', default = '16kB', 385 help = "tcp size") 386 parser.add_option("--tcp-assoc", type = 'int', default = 16, 387 help = "tcp assoc") 388 parser.add_option("--noL1", action = "store_true", default = False, 389 help = "bypassL1") 390 391def create_system(options, full_system, system, dma_devices, bootmem, 392 ruby_system): 393 if buildEnv['PROTOCOL'] != 'GPU_VIPER': 394 panic("This script requires the GPU_VIPER protocol to be built.") 395 396 cpu_sequencers = [] 397 398 # 399 # The ruby network creation expects the list of nodes in the system to be 400 # consistent with the NetDest list. Therefore the l1 controller nodes 401 # must be listed before the directory nodes and directory nodes before 402 # dma nodes, etc. 403 # 404 cp_cntrl_nodes = [] 405 tcp_cntrl_nodes = [] 406 sqc_cntrl_nodes = [] 407 tcc_cntrl_nodes = [] 408 dir_cntrl_nodes = [] 409 l3_cntrl_nodes = [] 410 411 # 412 # Must create the individual controllers before the network to ensure the 413 # controller constructors are called before the network constructor 414 # 415 416 # For an odd number of CPUs, still create the right number of controllers 417 TCC_bits = int(math.log(options.num_tccs, 2)) 418 419 # This is the base crossbar that connects the L3s, Dirs, and cpu/gpu 420 # Clusters 421 crossbar_bw = None 422 mainCluster = None 423 if hasattr(options, 'bw_scalor') and options.bw_scalor > 0: 424 #Assuming a 2GHz clock 425 crossbar_bw = 16 * options.num_compute_units * options.bw_scalor 426 mainCluster = Cluster(intBW=crossbar_bw) 427 else: 428 mainCluster = Cluster(intBW=8) # 16 GB/s 429 for i in xrange(options.num_dirs): 430 431 dir_cntrl = DirCntrl(noTCCdir = True, TCC_select_num_bits = TCC_bits) 432 dir_cntrl.create(options, ruby_system, system) 433 dir_cntrl.number_of_TBEs = options.num_tbes 434 dir_cntrl.useL3OnWT = options.use_L3_on_WT 435 # the number_of_TBEs is inclusive of TBEs below 436 437 # Connect the Directory controller to the ruby network 438 dir_cntrl.requestFromCores = MessageBuffer(ordered = True) 439 dir_cntrl.requestFromCores.slave = ruby_system.network.master 440 441 dir_cntrl.responseFromCores = MessageBuffer() 442 dir_cntrl.responseFromCores.slave = ruby_system.network.master 443 444 dir_cntrl.unblockFromCores = MessageBuffer() 445 dir_cntrl.unblockFromCores.slave = ruby_system.network.master 446 447 dir_cntrl.probeToCore = MessageBuffer() 448 dir_cntrl.probeToCore.master = ruby_system.network.slave 449 450 dir_cntrl.responseToCore = MessageBuffer() 451 dir_cntrl.responseToCore.master = ruby_system.network.slave 452 453 dir_cntrl.triggerQueue = MessageBuffer(ordered = True) 454 dir_cntrl.L3triggerQueue = MessageBuffer(ordered = True) 455 dir_cntrl.responseFromMemory = MessageBuffer() 456 457 exec("ruby_system.dir_cntrl%d = dir_cntrl" % i) 458 dir_cntrl_nodes.append(dir_cntrl) 459 460 mainCluster.add(dir_cntrl) 461 462 cpuCluster = None 463 if hasattr(options, 'bw_scalor') and options.bw_scalor > 0: 464 cpuCluster = Cluster(extBW = crossbar_bw, intBW = crossbar_bw) 465 else: 466 cpuCluster = Cluster(extBW = 8, intBW = 8) # 16 GB/s 467 for i in xrange((options.num_cpus + 1) / 2): 468 469 cp_cntrl = CPCntrl() 470 cp_cntrl.create(options, ruby_system, system) 471 472 exec("ruby_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 = None 500 if hasattr(options, 'bw_scalor') and options.bw_scalor > 0: 501 gpuCluster = Cluster(extBW = crossbar_bw, intBW = crossbar_bw) 502 else: 503 gpuCluster = Cluster(extBW = 8, intBW = 8) # 16 GB/s 504 for i in xrange(options.num_compute_units): 505 506 tcp_cntrl = TCPCntrl(TCC_select_num_bits = TCC_bits, 507 issue_latency = 1, 508 number_of_TBEs = 2560) 509 # TBEs set to max outstanding requests 510 tcp_cntrl.create(options, ruby_system, system) 511 tcp_cntrl.WB = options.WB_L1 512 tcp_cntrl.disableL1 = options.noL1 513 tcp_cntrl.L1cache.tagAccessLatency = options.TCP_latency 514 tcp_cntrl.L1cache.dataAccessLatency = options.TCP_latency 515 516 exec("ruby_system.tcp_cntrl%d = tcp_cntrl" % i) 517 # 518 # Add controllers and sequencers to the appropriate lists 519 # 520 cpu_sequencers.append(tcp_cntrl.coalescer) 521 tcp_cntrl_nodes.append(tcp_cntrl) 522 523 # Connect the TCP controller to the ruby network 524 tcp_cntrl.requestFromTCP = MessageBuffer(ordered = True) 525 tcp_cntrl.requestFromTCP.master = ruby_system.network.slave 526 527 tcp_cntrl.responseFromTCP = MessageBuffer(ordered = True) 528 tcp_cntrl.responseFromTCP.master = ruby_system.network.slave 529 530 tcp_cntrl.unblockFromCore = MessageBuffer() 531 tcp_cntrl.unblockFromCore.master = ruby_system.network.slave 532 533 tcp_cntrl.probeToTCP = MessageBuffer(ordered = True) 534 tcp_cntrl.probeToTCP.slave = ruby_system.network.master 535 536 tcp_cntrl.responseToTCP = MessageBuffer(ordered = True) 537 tcp_cntrl.responseToTCP.slave = ruby_system.network.master 538 539 tcp_cntrl.mandatoryQueue = MessageBuffer() 540 541 gpuCluster.add(tcp_cntrl) 542 543 for i in xrange(options.num_sqc): 544 545 sqc_cntrl = SQCCntrl(TCC_select_num_bits = TCC_bits) 546 sqc_cntrl.create(options, ruby_system, system) 547 548 exec("ruby_system.sqc_cntrl%d = sqc_cntrl" % i) 549 # 550 # Add controllers and sequencers to the appropriate lists 551 # 552 cpu_sequencers.append(sqc_cntrl.sequencer) 553 554 # Connect the SQC controller to the ruby network 555 sqc_cntrl.requestFromSQC = MessageBuffer(ordered = True) 556 sqc_cntrl.requestFromSQC.master = ruby_system.network.slave 557 558 sqc_cntrl.probeToSQC = MessageBuffer(ordered = True) 559 sqc_cntrl.probeToSQC.slave = ruby_system.network.master 560 561 sqc_cntrl.responseToSQC = MessageBuffer(ordered = True) 562 sqc_cntrl.responseToSQC.slave = ruby_system.network.master 563 564 sqc_cntrl.mandatoryQueue = MessageBuffer() 565 566 # SQC also in GPU cluster 567 gpuCluster.add(sqc_cntrl) 568 569 for i in xrange(options.num_cp): 570 571 tcp_ID = options.num_compute_units + i 572 sqc_ID = options.num_sqc + i 573 574 tcp_cntrl = TCPCntrl(TCC_select_num_bits = TCC_bits, 575 issue_latency = 1, 576 number_of_TBEs = 2560) 577 # TBEs set to max outstanding requests 578 tcp_cntrl.createCP(options, ruby_system, system) 579 tcp_cntrl.WB = options.WB_L1 580 tcp_cntrl.disableL1 = options.noL1 581 tcp_cntrl.L1cache.tagAccessLatency = options.TCP_latency 582 tcp_cntrl.L1cache.dataAccessLatency = options.TCP_latency 583 584 exec("ruby_system.tcp_cntrl%d = tcp_cntrl" % tcp_ID) 585 # 586 # Add controllers and sequencers to the appropriate lists 587 # 588 cpu_sequencers.append(tcp_cntrl.sequencer) 589 tcp_cntrl_nodes.append(tcp_cntrl) 590 591 # Connect the CP (TCP) controllers to the ruby network 592 tcp_cntrl.requestFromTCP = MessageBuffer(ordered = True) 593 tcp_cntrl.requestFromTCP.master = ruby_system.network.slave 594 595 tcp_cntrl.responseFromTCP = MessageBuffer(ordered = True) 596 tcp_cntrl.responseFromTCP.master = ruby_system.network.slave 597 598 tcp_cntrl.unblockFromCore = MessageBuffer(ordered = True) 599 tcp_cntrl.unblockFromCore.master = ruby_system.network.slave 600 601 tcp_cntrl.probeToTCP = MessageBuffer(ordered = True) 602 tcp_cntrl.probeToTCP.slave = ruby_system.network.master 603 604 tcp_cntrl.responseToTCP = MessageBuffer(ordered = True) 605 tcp_cntrl.responseToTCP.slave = ruby_system.network.master 606 607 tcp_cntrl.mandatoryQueue = MessageBuffer() 608 609 gpuCluster.add(tcp_cntrl) 610 611 sqc_cntrl = SQCCntrl(TCC_select_num_bits = TCC_bits) 612 sqc_cntrl.create(options, ruby_system, system) 613 614 exec("ruby_system.sqc_cntrl%d = sqc_cntrl" % sqc_ID) 615 # 616 # Add controllers and sequencers to the appropriate lists 617 # 618 cpu_sequencers.append(sqc_cntrl.sequencer) 619 620 # SQC also in GPU cluster 621 gpuCluster.add(sqc_cntrl) 622 623 for i in xrange(options.num_tccs): 624 625 tcc_cntrl = TCCCntrl(l2_response_latency = options.TCC_latency) 626 tcc_cntrl.create(options, ruby_system, system) 627 tcc_cntrl.l2_request_latency = options.gpu_to_dir_latency 628 tcc_cntrl.l2_response_latency = options.TCC_latency 629 tcc_cntrl_nodes.append(tcc_cntrl) 630 tcc_cntrl.WB = options.WB_L2 631 tcc_cntrl.number_of_TBEs = 2560 * options.num_compute_units 632 # the number_of_TBEs is inclusive of TBEs below 633 634 # Connect the TCC controllers to the ruby network 635 tcc_cntrl.requestFromTCP = MessageBuffer(ordered = True) 636 tcc_cntrl.requestFromTCP.slave = ruby_system.network.master 637 638 tcc_cntrl.responseToCore = MessageBuffer(ordered = True) 639 tcc_cntrl.responseToCore.master = ruby_system.network.slave 640 641 tcc_cntrl.probeFromNB = MessageBuffer() 642 tcc_cntrl.probeFromNB.slave = ruby_system.network.master 643 644 tcc_cntrl.responseFromNB = MessageBuffer() 645 tcc_cntrl.responseFromNB.slave = ruby_system.network.master 646 647 tcc_cntrl.requestToNB = MessageBuffer(ordered = True) 648 tcc_cntrl.requestToNB.master = ruby_system.network.slave 649 650 tcc_cntrl.responseToNB = MessageBuffer() 651 tcc_cntrl.responseToNB.master = ruby_system.network.slave 652 653 tcc_cntrl.unblockToNB = MessageBuffer() 654 tcc_cntrl.unblockToNB.master = ruby_system.network.slave 655 656 tcc_cntrl.triggerQueue = MessageBuffer(ordered = True) 657 658 exec("ruby_system.tcc_cntrl%d = tcc_cntrl" % i) 659 660 # connect all of the wire buffers between L3 and dirs up 661 # TCC cntrls added to the GPU cluster 662 gpuCluster.add(tcc_cntrl) 663 664 # Assuming no DMA devices 665 assert(len(dma_devices) == 0) 666 667 # Add cpu/gpu clusters to main cluster 668 mainCluster.add(cpuCluster) 669 mainCluster.add(gpuCluster) 670 671 ruby_system.network.number_of_virtual_networks = 10 672 673 return (cpu_sequencers, dir_cntrl_nodes, mainCluster) 674