GPU_RfO.py revision 13731:67cd980cb20f 
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 m5.util import addToPath
39from Ruby import create_topology
40from Ruby import send_evicts
41
42addToPath('../')
43
44from topologies.Cluster import Cluster
45from topologies.Crossbar import Crossbar
46
47class CntrlBase:
48    _seqs = 0
49    @classmethod
50    def seqCount(cls):
51        # Use SeqCount not class since we need global count
52        CntrlBase._seqs += 1
53        return CntrlBase._seqs - 1
54
55    _cntrls = 0
56    @classmethod
57    def cntrlCount(cls):
58        # Use CntlCount not class since we need global count
59        CntrlBase._cntrls += 1
60        return CntrlBase._cntrls - 1
61
62    _version = 0
63    @classmethod
64    def versionCount(cls):
65        cls._version += 1 # Use count for this particular type
66        return cls._version - 1
67
68class TccDirCache(RubyCache):
69    size = "512kB"
70    assoc = 16
71    resourceStalls = False
72    def create(self, options):
73        self.size = MemorySize(options.tcc_size)
74        self.size.value += (options.num_compute_units *
75                            (MemorySize(options.tcp_size).value) *
76                            options.tcc_dir_factor) / long(options.num_tccs)
77        self.start_index_bit = math.log(options.cacheline_size, 2) + \
78                               math.log(options.num_tccs, 2)
79        self.replacement_policy = PseudoLRUReplacementPolicy()
80
81class L1DCache(RubyCache):
82    resourceStalls = False
83    def create(self, options):
84        self.size = MemorySize(options.l1d_size)
85        self.assoc = options.l1d_assoc
86        self.replacement_policy = PseudoLRUReplacementPolicy()
87
88class L1ICache(RubyCache):
89    resourceStalls = False
90    def create(self, options):
91        self.size = MemorySize(options.l1i_size)
92        self.assoc = options.l1i_assoc
93        self.replacement_policy = PseudoLRUReplacementPolicy()
94
95class L2Cache(RubyCache):
96    resourceStalls = False
97    def create(self, options):
98        self.size = MemorySize(options.l2_size)
99        self.assoc = options.l2_assoc
100        self.replacement_policy = PseudoLRUReplacementPolicy()
101
102
103class CPCntrl(CorePair_Controller, CntrlBase):
104
105    def create(self, options, ruby_system, system):
106        self.version = self.versionCount()
107
108        self.L1Icache = L1ICache()
109        self.L1Icache.create(options)
110        self.L1D0cache = L1DCache()
111        self.L1D0cache.create(options)
112        self.L1D1cache = L1DCache()
113        self.L1D1cache.create(options)
114        self.L2cache = L2Cache()
115        self.L2cache.create(options)
116
117        self.sequencer = RubySequencer()
118        self.sequencer.icache_hit_latency = 2
119        self.sequencer.dcache_hit_latency = 2
120        self.sequencer.version = self.seqCount()
121        self.sequencer.icache = self.L1Icache
122        self.sequencer.dcache = self.L1D0cache
123        self.sequencer.ruby_system = ruby_system
124        self.sequencer.coreid = 0
125        self.sequencer.is_cpu_sequencer = True
126
127        self.sequencer1 = RubySequencer()
128        self.sequencer1.version = self.seqCount()
129        self.sequencer1.icache = self.L1Icache
130        self.sequencer1.dcache = self.L1D1cache
131        self.sequencer1.icache_hit_latency = 2
132        self.sequencer1.dcache_hit_latency = 2
133        self.sequencer1.ruby_system = ruby_system
134        self.sequencer1.coreid = 1
135        self.sequencer1.is_cpu_sequencer = True
136
137        self.issue_latency = options.cpu_to_dir_latency
138        self.send_evictions = send_evicts(options)
139
140        self.ruby_system = ruby_system
141
142        if options.recycle_latency:
143            self.recycle_latency = options.recycle_latency
144
145class TCPCache(RubyCache):
146    assoc = 8
147    dataArrayBanks = 16
148    tagArrayBanks = 4
149    dataAccessLatency = 4
150    tagAccessLatency = 1
151    def create(self, options):
152        self.size = MemorySize(options.tcp_size)
153        self.replacement_policy = PseudoLRUReplacementPolicy()
154
155class TCPCntrl(TCP_Controller, CntrlBase):
156
157    def create(self, options, ruby_system, system):
158        self.version = self.versionCount()
159
160        self.L1cache = TCPCache(tagAccessLatency = options.TCP_latency)
161        self.L1cache.resourceStalls = options.no_resource_stalls
162        self.L1cache.create(options)
163
164        self.coalescer = RubyGPUCoalescer()
165        self.coalescer.version = self.seqCount()
166        self.coalescer.icache = self.L1cache
167        self.coalescer.dcache = self.L1cache
168        self.coalescer.ruby_system = ruby_system
169        self.coalescer.support_inst_reqs = False
170        self.coalescer.is_cpu_sequencer = False
171        self.coalescer.max_outstanding_requests = options.simds_per_cu * \
172                                                  options.wfs_per_simd * \
173                                                  options.wf_size
174
175        self.sequencer = RubySequencer()
176        self.sequencer.version = self.seqCount()
177        self.sequencer.icache = self.L1cache
178        self.sequencer.dcache = self.L1cache
179        self.sequencer.ruby_system = ruby_system
180        self.sequencer.is_cpu_sequencer = True
181
182        self.use_seq_not_coal = False
183
184        self.ruby_system = ruby_system
185
186        if options.recycle_latency:
187            self.recycle_latency = options.recycle_latency
188
189    def createCP(self, options, ruby_system, system):
190        self.version = self.versionCount()
191
192        self.L1cache = TCPCache(tagAccessLatency = options.TCP_latency)
193        self.L1cache.resourceStalls = options.no_resource_stalls
194        self.L1cache.create(options)
195
196        self.coalescer = RubyGPUCoalescer()
197        self.coalescer.version = self.seqCount()
198        self.coalescer.icache = self.L1cache
199        self.coalescer.dcache = self.L1cache
200        self.coalescer.ruby_system = ruby_system
201        self.coalescer.support_inst_reqs = False
202        self.coalescer.is_cpu_sequencer = False
203
204        self.sequencer = RubySequencer()
205        self.sequencer.version = self.seqCount()
206        self.sequencer.icache = self.L1cache
207        self.sequencer.dcache = self.L1cache
208        self.sequencer.ruby_system = ruby_system
209        self.sequencer.is_cpu_sequencer = True
210
211        self.use_seq_not_coal = True
212
213        self.ruby_system = ruby_system
214
215        if options.recycle_latency:
216            self.recycle_latency = options.recycle_latency
217
218class SQCCache(RubyCache):
219    size = "32kB"
220    assoc = 8
221    dataArrayBanks = 16
222    tagArrayBanks = 4
223    dataAccessLatency = 4
224    tagAccessLatency = 1
225    def create(self, options):
226        self.replacement_policy = PseudoLRUReplacementPolicy()
227
228class SQCCntrl(SQC_Controller, CntrlBase):
229
230    def create(self, options, ruby_system, system):
231        self.version = self.versionCount()
232
233        self.L1cache = SQCCache()
234        self.L1cache.create(options)
235        self.L1cache.resourceStalls = options.no_resource_stalls
236
237        self.sequencer = RubySequencer()
238
239        self.sequencer.version = self.seqCount()
240        self.sequencer.icache = self.L1cache
241        self.sequencer.dcache = self.L1cache
242        self.sequencer.ruby_system = ruby_system
243        self.sequencer.support_data_reqs = False
244        self.sequencer.is_cpu_sequencer = False
245
246        self.ruby_system = ruby_system
247
248        if options.recycle_latency:
249            self.recycle_latency = options.recycle_latency
250
251    def createCP(self, options, ruby_system, system):
252        self.version = self.versionCount()
253
254        self.L1cache = SQCCache()
255        self.L1cache.create(options)
256        self.L1cache.resourceStalls = options.no_resource_stalls
257
258        self.sequencer = RubySequencer()
259
260        self.sequencer.version = self.seqCount()
261        self.sequencer.icache = self.L1cache
262        self.sequencer.dcache = self.L1cache
263        self.sequencer.ruby_system = ruby_system
264        self.sequencer.support_data_reqs = False
265
266        self.ruby_system = ruby_system
267
268        if options.recycle_latency:
269            self.recycle_latency = options.recycle_latency
270
271
272class TCC(RubyCache):
273    assoc = 16
274    dataAccessLatency = 8
275    tagAccessLatency = 2
276    resourceStalls = True
277    def create(self, options):
278        self.size = MemorySize(options.tcc_size)
279        self.size = self.size / options.num_tccs
280        self.dataArrayBanks = 256 / options.num_tccs #number of data banks
281        self.tagArrayBanks = 256 / options.num_tccs #number of tag banks
282        if ((self.size.value / long(self.assoc)) < 128):
283            self.size.value = long(128 * self.assoc)
284        self.start_index_bit = math.log(options.cacheline_size, 2) + \
285                               math.log(options.num_tccs, 2)
286        self.replacement_policy = PseudoLRUReplacementPolicy()
287
288class TCCCntrl(TCC_Controller, CntrlBase):
289    def create(self, options, ruby_system, system):
290        self.version = self.versionCount()
291        self.L2cache = TCC()
292        self.L2cache.create(options)
293        self.l2_response_latency = options.TCC_latency
294
295        self.number_of_TBEs = 2048
296
297        self.ruby_system = ruby_system
298
299        if options.recycle_latency:
300            self.recycle_latency = options.recycle_latency
301
302    def connectWireBuffers(self, req_to_tccdir, resp_to_tccdir,
303                           tcc_unblock_to_tccdir, req_to_tcc,
304                           probe_to_tcc, resp_to_tcc):
305        self.w_reqToTCCDir = req_to_tccdir
306        self.w_respToTCCDir = resp_to_tccdir
307        self.w_TCCUnblockToTCCDir = tcc_unblock_to_tccdir
308        self.w_reqToTCC = req_to_tcc
309        self.w_probeToTCC = probe_to_tcc
310        self.w_respToTCC = resp_to_tcc
311
312class TCCDirCntrl(TCCdir_Controller, CntrlBase):
313    def create(self, options, ruby_system, system):
314        self.version = self.versionCount()
315
316        self.directory = TccDirCache()
317        self.directory.create(options)
318
319        self.number_of_TBEs = 1024
320
321        self.ruby_system = ruby_system
322
323        if options.recycle_latency:
324            self.recycle_latency = options.recycle_latency
325
326    def connectWireBuffers(self, req_to_tccdir, resp_to_tccdir,
327                           tcc_unblock_to_tccdir, req_to_tcc,
328                           probe_to_tcc, resp_to_tcc):
329        self.w_reqToTCCDir = req_to_tccdir
330        self.w_respToTCCDir = resp_to_tccdir
331        self.w_TCCUnblockToTCCDir = tcc_unblock_to_tccdir
332        self.w_reqToTCC = req_to_tcc
333        self.w_probeToTCC = probe_to_tcc
334        self.w_respToTCC = resp_to_tcc
335
336class L3Cache(RubyCache):
337    assoc = 8
338    dataArrayBanks = 256
339    tagArrayBanks = 256
340
341    def create(self, options, ruby_system, system):
342        self.size = MemorySize(options.l3_size)
343        self.size.value /= options.num_dirs
344        self.dataArrayBanks /= options.num_dirs
345        self.tagArrayBanks /= options.num_dirs
346        self.dataArrayBanks /= options.num_dirs
347        self.tagArrayBanks /= options.num_dirs
348        self.dataAccessLatency = options.l3_data_latency
349        self.tagAccessLatency = options.l3_tag_latency
350        self.resourceStalls = options.no_resource_stalls
351        self.replacement_policy = PseudoLRUReplacementPolicy()
352
353class L3Cntrl(L3Cache_Controller, CntrlBase):
354    def create(self, options, ruby_system, system):
355        self.version = self.versionCount()
356        self.L3cache = L3Cache()
357        self.L3cache.create(options, ruby_system, system)
358
359        self.l3_response_latency = max(self.L3cache.dataAccessLatency,
360                                       self.L3cache.tagAccessLatency)
361        self.ruby_system = ruby_system
362
363        if options.recycle_latency:
364            self.recycle_latency = options.recycle_latency
365
366    def connectWireBuffers(self, req_to_dir, resp_to_dir, l3_unblock_to_dir,
367                           req_to_l3, probe_to_l3, resp_to_l3):
368        self.reqToDir = req_to_dir
369        self.respToDir = resp_to_dir
370        self.l3UnblockToDir = l3_unblock_to_dir
371        self.reqToL3 = req_to_l3
372        self.probeToL3 = probe_to_l3
373        self.respToL3 = resp_to_l3
374
375class DirCntrl(Directory_Controller, CntrlBase):
376    def create(self, options, dir_ranges, ruby_system, system):
377        self.version = self.versionCount()
378
379        self.response_latency = 30
380
381        self.addr_ranges = dir_ranges
382        self.directory = RubyDirectoryMemory()
383
384        self.L3CacheMemory = L3Cache()
385        self.L3CacheMemory.create(options, ruby_system, system)
386
387        self.l3_hit_latency = max(self.L3CacheMemory.dataAccessLatency,
388                                  self.L3CacheMemory.tagAccessLatency)
389
390        self.number_of_TBEs = options.num_tbes
391
392        self.ruby_system = ruby_system
393
394        if options.recycle_latency:
395            self.recycle_latency = options.recycle_latency
396
397    def connectWireBuffers(self, req_to_dir, resp_to_dir, l3_unblock_to_dir,
398                           req_to_l3, probe_to_l3, resp_to_l3):
399        self.reqToDir = req_to_dir
400        self.respToDir = resp_to_dir
401        self.l3UnblockToDir = l3_unblock_to_dir
402        self.reqToL3 = req_to_l3
403        self.probeToL3 = probe_to_l3
404        self.respToL3 = resp_to_l3
405
406
407
408def define_options(parser):
409    parser.add_option("--num-subcaches", type="int", default=4)
410    parser.add_option("--l3-data-latency", type="int", default=20)
411    parser.add_option("--l3-tag-latency", type="int", default=15)
412    parser.add_option("--cpu-to-dir-latency", type="int", default=15)
413    parser.add_option("--gpu-to-dir-latency", type="int", default=160)
414    parser.add_option("--no-resource-stalls", action="store_false",
415                      default=True)
416    parser.add_option("--num-tbes", type="int", default=256)
417    parser.add_option("--l2-latency", type="int", default=50) # load to use
418    parser.add_option("--num-tccs", type="int", default=1,
419                      help="number of TCC directories and banks in the GPU")
420    parser.add_option("--TCP_latency", type="int", default=4,
421                      help="TCP latency")
422    parser.add_option("--TCC_latency", type="int", default=16,
423                      help="TCC latency")
424    parser.add_option("--tcc-size", type='string', default='256kB',
425                      help="agregate tcc size")
426    parser.add_option("--tcp-size", type='string', default='16kB',
427                      help="tcp size")
428    parser.add_option("--tcc-dir-factor", type='int', default=4,
429                      help="TCCdir size = factor *(TCPs + TCC)")
430
431def create_system(options, full_system, system, dma_devices, bootmem,
432                  ruby_system):
433    if buildEnv['PROTOCOL'] != 'GPU_RfO':
434        panic("This script requires the GPU_RfO protocol to be built.")
435
436    cpu_sequencers = []
437
438    #
439    # The ruby network creation expects the list of nodes in the system to be
440    # consistent with the NetDest list.  Therefore the l1 controller nodes
441    # must be listed before the directory nodes and directory nodes before
442    # dma nodes, etc.
443    #
444    cp_cntrl_nodes = []
445    tcp_cntrl_nodes = []
446    sqc_cntrl_nodes = []
447    tcc_cntrl_nodes = []
448    tccdir_cntrl_nodes = []
449    dir_cntrl_nodes = []
450    l3_cntrl_nodes = []
451
452    #
453    # Must create the individual controllers before the network to ensure the
454    # controller constructors are called before the network constructor
455    #
456
457    TCC_bits = int(math.log(options.num_tccs, 2))
458
459    # This is the base crossbar that connects the L3s, Dirs, and cpu/gpu
460    # Clusters
461    mainCluster = Cluster(extBW = 512, intBW = 512) # 1 TB/s
462
463    if options.numa_high_bit:
464        numa_bit = options.numa_high_bit
465    else:
466        # if the numa_bit is not specified, set the directory bits as the
467        # lowest bits above the block offset bits, and the numa_bit as the
468        # highest of those directory bits
469        dir_bits = int(math.log(options.num_dirs, 2))
470        block_size_bits = int(math.log(options.cacheline_size, 2))
471        numa_bit = block_size_bits + dir_bits - 1
472
473    for i in range(options.num_dirs):
474        dir_ranges = []
475        for r in system.mem_ranges:
476            addr_range = m5.objects.AddrRange(r.start, size = r.size(),
477                                              intlvHighBit = numa_bit,
478                                              intlvBits = dir_bits,
479                                              intlvMatch = i)
480            dir_ranges.append(addr_range)
481
482        dir_cntrl = DirCntrl(TCC_select_num_bits = TCC_bits)
483        dir_cntrl.create(options, dir_ranges, ruby_system, system)
484        dir_cntrl.number_of_TBEs = 2560 * options.num_compute_units
485        #Enough TBEs for all TCP TBEs
486
487        # Connect the Directory controller to the ruby network
488        dir_cntrl.requestFromCores = MessageBuffer(ordered = True)
489        dir_cntrl.requestFromCores.slave = ruby_system.network.master
490
491        dir_cntrl.responseFromCores = MessageBuffer()
492        dir_cntrl.responseFromCores.slave = ruby_system.network.master
493
494        dir_cntrl.unblockFromCores = MessageBuffer()
495        dir_cntrl.unblockFromCores.slave = ruby_system.network.master
496
497        dir_cntrl.probeToCore = MessageBuffer()
498        dir_cntrl.probeToCore.master = ruby_system.network.slave
499
500        dir_cntrl.responseToCore = MessageBuffer()
501        dir_cntrl.responseToCore.master = ruby_system.network.slave
502
503        dir_cntrl.triggerQueue = MessageBuffer(ordered = True)
504        dir_cntrl.L3triggerQueue = MessageBuffer(ordered = True)
505        dir_cntrl.responseFromMemory = MessageBuffer()
506
507        exec("system.dir_cntrl%d = dir_cntrl" % i)
508        dir_cntrl_nodes.append(dir_cntrl)
509
510        mainCluster.add(dir_cntrl)
511
512    # For an odd number of CPUs, still create the right number of controllers
513    cpuCluster = Cluster(extBW = 512, intBW = 512)  # 1 TB/s
514    for i in range((options.num_cpus + 1) // 2):
515
516        cp_cntrl = CPCntrl()
517        cp_cntrl.create(options, ruby_system, system)
518
519        exec("system.cp_cntrl%d = cp_cntrl" % i)
520        #
521        # Add controllers and sequencers to the appropriate lists
522        #
523        cpu_sequencers.extend([cp_cntrl.sequencer, cp_cntrl.sequencer1])
524
525        # Connect the CP controllers and the network
526        cp_cntrl.requestFromCore = MessageBuffer()
527        cp_cntrl.requestFromCore.master = ruby_system.network.slave
528
529        cp_cntrl.responseFromCore = MessageBuffer()
530        cp_cntrl.responseFromCore.master = ruby_system.network.slave
531
532        cp_cntrl.unblockFromCore = MessageBuffer()
533        cp_cntrl.unblockFromCore.master = ruby_system.network.slave
534
535        cp_cntrl.probeToCore = MessageBuffer()
536        cp_cntrl.probeToCore.slave = ruby_system.network.master
537
538        cp_cntrl.responseToCore = MessageBuffer()
539        cp_cntrl.responseToCore.slave = ruby_system.network.master
540
541        cp_cntrl.mandatoryQueue = MessageBuffer()
542        cp_cntrl.triggerQueue = MessageBuffer(ordered = True)
543
544        cpuCluster.add(cp_cntrl)
545
546    gpuCluster = Cluster(extBW = 512, intBW = 512)  # 1 TB/s
547
548    for i in range(options.num_compute_units):
549
550        tcp_cntrl = TCPCntrl(TCC_select_num_bits = TCC_bits,
551                             number_of_TBEs = 2560) # max outstanding requests
552        tcp_cntrl.create(options, ruby_system, system)
553
554        exec("system.tcp_cntrl%d = tcp_cntrl" % i)
555        #
556        # Add controllers and sequencers to the appropriate lists
557        #
558        cpu_sequencers.append(tcp_cntrl.coalescer)
559        tcp_cntrl_nodes.append(tcp_cntrl)
560
561        # Connect the TCP controller to the ruby network
562        tcp_cntrl.requestFromTCP = MessageBuffer(ordered = True)
563        tcp_cntrl.requestFromTCP.master = ruby_system.network.slave
564
565        tcp_cntrl.responseFromTCP = MessageBuffer(ordered = True)
566        tcp_cntrl.responseFromTCP.master = ruby_system.network.slave
567
568        tcp_cntrl.unblockFromCore = MessageBuffer(ordered = True)
569        tcp_cntrl.unblockFromCore.master = ruby_system.network.slave
570
571        tcp_cntrl.probeToTCP = MessageBuffer(ordered = True)
572        tcp_cntrl.probeToTCP.slave = ruby_system.network.master
573
574        tcp_cntrl.responseToTCP = MessageBuffer(ordered = True)
575        tcp_cntrl.responseToTCP.slave = ruby_system.network.master
576
577        tcp_cntrl.mandatoryQueue = MessageBuffer()
578
579        gpuCluster.add(tcp_cntrl)
580
581    for i in range(options.num_sqc):
582
583        sqc_cntrl = SQCCntrl(TCC_select_num_bits = TCC_bits)
584        sqc_cntrl.create(options, ruby_system, system)
585
586        exec("system.sqc_cntrl%d = sqc_cntrl" % i)
587        #
588        # Add controllers and sequencers to the appropriate lists
589        #
590        cpu_sequencers.append(sqc_cntrl.sequencer)
591
592        # Connect the SQC controller to the ruby network
593        sqc_cntrl.requestFromSQC = MessageBuffer(ordered = True)
594        sqc_cntrl.requestFromSQC.master = ruby_system.network.slave
595
596        sqc_cntrl.responseFromSQC = MessageBuffer(ordered = True)
597        sqc_cntrl.responseFromSQC.master = ruby_system.network.slave
598
599        sqc_cntrl.unblockFromCore = MessageBuffer(ordered = True)
600        sqc_cntrl.unblockFromCore.master = ruby_system.network.slave
601
602        sqc_cntrl.probeToSQC = MessageBuffer(ordered = True)
603        sqc_cntrl.probeToSQC.slave = ruby_system.network.master
604
605        sqc_cntrl.responseToSQC = MessageBuffer(ordered = True)
606        sqc_cntrl.responseToSQC.slave = ruby_system.network.master
607
608        sqc_cntrl.mandatoryQueue = MessageBuffer()
609
610        # SQC also in GPU cluster
611        gpuCluster.add(sqc_cntrl)
612
613    for i in range(options.num_cp):
614
615        tcp_cntrl = TCPCntrl(TCC_select_num_bits = TCC_bits,
616                             number_of_TBEs = 2560) # max outstanding requests
617        tcp_cntrl.createCP(options, ruby_system, system)
618
619        exec("system.tcp_cntrl%d = tcp_cntrl" % (options.num_compute_units + i))
620        #
621        # Add controllers and sequencers to the appropriate lists
622        #
623        cpu_sequencers.append(tcp_cntrl.sequencer)
624        tcp_cntrl_nodes.append(tcp_cntrl)
625
626        # Connect the TCP controller to the ruby network
627        tcp_cntrl.requestFromTCP = MessageBuffer(ordered = True)
628        tcp_cntrl.requestFromTCP.master = ruby_system.network.slave
629
630        tcp_cntrl.responseFromTCP = MessageBuffer(ordered = True)
631        tcp_cntrl.responseFromTCP.master = ruby_system.network.slave
632
633        tcp_cntrl.unblockFromCore = MessageBuffer(ordered = True)
634        tcp_cntrl.unblockFromCore.master = ruby_system.network.slave
635
636        tcp_cntrl.probeToTCP = MessageBuffer(ordered = True)
637        tcp_cntrl.probeToTCP.slave = ruby_system.network.master
638
639        tcp_cntrl.responseToTCP = MessageBuffer(ordered = True)
640        tcp_cntrl.responseToTCP.slave = ruby_system.network.master
641
642        tcp_cntrl.mandatoryQueue = MessageBuffer()
643
644        gpuCluster.add(tcp_cntrl)
645
646        sqc_cntrl = SQCCntrl(TCC_select_num_bits = TCC_bits)
647        sqc_cntrl.createCP(options, ruby_system, system)
648
649        exec("system.sqc_cntrl%d = sqc_cntrl" % (options.num_compute_units + i))
650        #
651        # Add controllers and sequencers to the appropriate lists
652        #
653        cpu_sequencers.append(sqc_cntrl.sequencer)
654
655        # Connect the SQC controller to the ruby network
656        sqc_cntrl.requestFromSQC = MessageBuffer(ordered = True)
657        sqc_cntrl.requestFromSQC.master = ruby_system.network.slave
658
659        sqc_cntrl.responseFromSQC = MessageBuffer(ordered = True)
660        sqc_cntrl.responseFromSQC.master = ruby_system.network.slave
661
662        sqc_cntrl.unblockFromCore = MessageBuffer(ordered = True)
663        sqc_cntrl.unblockFromCore.master = ruby_system.network.slave
664
665        sqc_cntrl.probeToSQC = MessageBuffer(ordered = True)
666        sqc_cntrl.probeToSQC.slave = ruby_system.network.master
667
668        sqc_cntrl.responseToSQC = MessageBuffer(ordered = True)
669        sqc_cntrl.responseToSQC.slave = ruby_system.network.master
670
671        sqc_cntrl.mandatoryQueue = MessageBuffer()
672
673        # SQC also in GPU cluster
674        gpuCluster.add(sqc_cntrl)
675
676    for i in range(options.num_tccs):
677
678        tcc_cntrl = TCCCntrl(TCC_select_num_bits = TCC_bits,
679                             number_of_TBEs = options.num_compute_units * 2560)
680        #Enough TBEs for all TCP TBEs
681        tcc_cntrl.create(options, ruby_system, system)
682        tcc_cntrl_nodes.append(tcc_cntrl)
683
684        tccdir_cntrl = TCCDirCntrl(TCC_select_num_bits = TCC_bits,
685                              number_of_TBEs = options.num_compute_units * 2560)
686        #Enough TBEs for all TCP TBEs
687        tccdir_cntrl.create(options, ruby_system, system)
688        tccdir_cntrl_nodes.append(tccdir_cntrl)
689
690        exec("system.tcc_cntrl%d = tcc_cntrl" % i)
691        exec("system.tccdir_cntrl%d = tccdir_cntrl" % i)
692
693        # connect all of the wire buffers between L3 and dirs up
694        req_to_tccdir = RubyWireBuffer()
695        resp_to_tccdir = RubyWireBuffer()
696        tcc_unblock_to_tccdir = RubyWireBuffer()
697        req_to_tcc = RubyWireBuffer()
698        probe_to_tcc = RubyWireBuffer()
699        resp_to_tcc = RubyWireBuffer()
700
701        tcc_cntrl.connectWireBuffers(req_to_tccdir, resp_to_tccdir,
702                                     tcc_unblock_to_tccdir, req_to_tcc,
703                                     probe_to_tcc, resp_to_tcc)
704        tccdir_cntrl.connectWireBuffers(req_to_tccdir, resp_to_tccdir,
705                                        tcc_unblock_to_tccdir, req_to_tcc,
706                                        probe_to_tcc, resp_to_tcc)
707
708        # Connect the TCC controller to the ruby network
709        tcc_cntrl.responseFromTCC = MessageBuffer(ordered = True)
710        tcc_cntrl.responseFromTCC.master = ruby_system.network.slave
711
712        tcc_cntrl.responseToTCC = MessageBuffer(ordered = True)
713        tcc_cntrl.responseToTCC.slave = ruby_system.network.master
714
715        # Connect the TCC Dir controller to the ruby network
716        tccdir_cntrl.requestFromTCP = MessageBuffer(ordered = True)
717        tccdir_cntrl.requestFromTCP.slave = ruby_system.network.master
718
719        tccdir_cntrl.responseFromTCP = MessageBuffer(ordered = True)
720        tccdir_cntrl.responseFromTCP.slave = ruby_system.network.master
721
722        tccdir_cntrl.unblockFromTCP = MessageBuffer(ordered = True)
723        tccdir_cntrl.unblockFromTCP.slave = ruby_system.network.master
724
725        tccdir_cntrl.probeToCore = MessageBuffer(ordered = True)
726        tccdir_cntrl.probeToCore.master = ruby_system.network.slave
727
728        tccdir_cntrl.responseToCore = MessageBuffer(ordered = True)
729        tccdir_cntrl.responseToCore.master = ruby_system.network.slave
730
731        tccdir_cntrl.probeFromNB = MessageBuffer()
732        tccdir_cntrl.probeFromNB.slave = ruby_system.network.master
733
734        tccdir_cntrl.responseFromNB = MessageBuffer()
735        tccdir_cntrl.responseFromNB.slave = ruby_system.network.master
736
737        tccdir_cntrl.requestToNB = MessageBuffer()
738        tccdir_cntrl.requestToNB.master = ruby_system.network.slave
739
740        tccdir_cntrl.responseToNB = MessageBuffer()
741        tccdir_cntrl.responseToNB.master = ruby_system.network.slave
742
743        tccdir_cntrl.unblockToNB = MessageBuffer()
744        tccdir_cntrl.unblockToNB.master = ruby_system.network.slave
745
746        tccdir_cntrl.triggerQueue = MessageBuffer(ordered = True)
747
748        # TCC cntrls added to the GPU cluster
749        gpuCluster.add(tcc_cntrl)
750        gpuCluster.add(tccdir_cntrl)
751
752    # Assuming no DMA devices
753    assert(len(dma_devices) == 0)
754
755    # Add cpu/gpu clusters to main cluster
756    mainCluster.add(cpuCluster)
757    mainCluster.add(gpuCluster)
758
759    ruby_system.network.number_of_virtual_networks = 10
760
761    return (cpu_sequencers, dir_cntrl_nodes, mainCluster)
762