1# Copyright (c) 2006-2007 The Regents of The University of Michigan
2# Copyright (c) 2009 Advanced Micro Devices, Inc.
3# All rights reserved.
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions are
7# met: redistributions of source code must retain the above copyright
8# notice, this list of conditions and the following disclaimer;

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65 dma_cntrl_nodes = []
66
67 #
68 # Must create the individual controllers before the network to ensure the
69 # controller constructors are called before the network constructor
70 #
71 l2_bits = int(math.log(options.num_l2caches, 2))
72 block_size_bits = int(math.log(options.cacheline_size, 2))
73
74 cntrl_count = 0
75
76 for i in xrange(options.num_cpus):
77 #
78 # First create the Ruby objects associated with this cpu
79 #
80 l1i_cache = L1Cache(size = options.l1i_size,
81 assoc = options.l1i_assoc,
82 start_index_bit = block_size_bits)

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89 dcache = l1d_cache,
90 physMemPort = system.physmem.port,
91 physmem = system.physmem)
92
93 if piobus != None:
94 cpu_seq.pio_port = piobus.port
95
96 l1_cntrl = L1Cache_Controller(version = i,
97 cntrl_id = cntrl_count,
98 sequencer = cpu_seq,
99 L1IcacheMemory = l1i_cache,
100 L1DcacheMemory = l1d_cache,
101 l2_select_num_bits = l2_bits)
102
103 exec("system.l1_cntrl%d = l1_cntrl" % i)
104 #
105 # Add controllers and sequencers to the appropriate lists
106 #
107 cpu_sequencers.append(cpu_seq)
108 l1_cntrl_nodes.append(l1_cntrl)
109
110 cntrl_count += 1
111
112 l2_index_start = block_size_bits + l2_bits
113
114 for i in xrange(options.num_l2caches):
115 #
116 # First create the Ruby objects associated with this cpu
117 #
118 l2_cache = L2Cache(size = options.l2_size,
119 assoc = options.l2_assoc,
120 start_index_bit = l2_index_start)
121
122 l2_cntrl = L2Cache_Controller(version = i,
123 cntrl_id = cntrl_count,
124 L2cacheMemory = l2_cache)
125
126 exec("system.l2_cntrl%d = l2_cntrl" % i)
127 l2_cntrl_nodes.append(l2_cntrl)
128
129 cntrl_count += 1
130
131 phys_mem_size = long(system.physmem.range.second) - \
132 long(system.physmem.range.first) + 1
133 mem_module_size = phys_mem_size / options.num_dirs
134
135 for i in xrange(options.num_dirs):
136 #
137 # Create the Ruby objects associated with the directory controller
138 #
139
140 mem_cntrl = RubyMemoryControl(version = i)
141
142 dir_size = MemorySize('0B')
143 dir_size.value = mem_module_size
144
145 dir_cntrl = Directory_Controller(version = i,
146 cntrl_id = cntrl_count,
147 directory = \
148 RubyDirectoryMemory(version = i,
149 size = \
150 dir_size),
151 memBuffer = mem_cntrl)
152
153 exec("system.dir_cntrl%d = dir_cntrl" % i)
154 dir_cntrl_nodes.append(dir_cntrl)
155
156 cntrl_count += 1
157
158 for i, dma_device in enumerate(dma_devices):
159 #
160 # Create the Ruby objects associated with the dma controller
161 #
162 dma_seq = DMASequencer(version = i,
163 physMemPort = system.physmem.port,
164 physmem = system.physmem)
165
166 dma_cntrl = DMA_Controller(version = i,
167 cntrl_id = cntrl_count,
168 dma_sequencer = dma_seq)
169
170 exec("system.dma_cntrl%d = dma_cntrl" % i)
171 if dma_device.type == 'MemTest':
172 exec("system.dma_cntrl%d.dma_sequencer.port = dma_device.test" % i)
173 else:
174 exec("system.dma_cntrl%d.dma_sequencer.port = dma_device.dma" % i)
175 dma_cntrl_nodes.append(dma_cntrl)
176
177 cntrl_count += 1
178
179 all_cntrls = l1_cntrl_nodes + \
180 l2_cntrl_nodes + \
181 dir_cntrl_nodes + \
182 dma_cntrl_nodes
183
184 return (cpu_sequencers, dir_cntrl_nodes, all_cntrls)