memtest.py (9286:f610f5942ded) memtest.py (9288:3d6da8559605)
1# Copyright (c) 2006-2007 The Regents of The University of Michigan
2# All rights reserved.
3#
4# Redistribution and use in source and binary forms, with or without
5# modification, are permitted provided that the following conditions are
6# met: redistributions of source code must retain the above copyright
7# notice, this list of conditions and the following disclaimer;
8# redistributions in binary form must reproduce the above copyright

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29import m5
30from m5.objects import *
31
32# --------------------
33# Base L1 Cache
34# ====================
35
36class L1(BaseCache):
1# Copyright (c) 2006-2007 The Regents of The University of Michigan
2# All rights reserved.
3#
4# Redistribution and use in source and binary forms, with or without
5# modification, are permitted provided that the following conditions are
6# met: redistributions of source code must retain the above copyright
7# notice, this list of conditions and the following disclaimer;
8# redistributions in binary form must reproduce the above copyright

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29import m5
30from m5.objects import *
31
32# --------------------
33# Base L1 Cache
34# ====================
35
36class L1(BaseCache):
37 hit_latency = '1ns'
38 response_latency = '1ns'
37 hit_latency = 2
38 response_latency = 2
39 block_size = 64
40 mshrs = 12
41 tgts_per_mshr = 8
42 is_top_level = True
43
44# ----------------------
45# Base L2 Cache
46# ----------------------
47
48class L2(BaseCache):
49 block_size = 64
39 block_size = 64
40 mshrs = 12
41 tgts_per_mshr = 8
42 is_top_level = True
43
44# ----------------------
45# Base L2 Cache
46# ----------------------
47
48class L2(BaseCache):
49 block_size = 64
50 hit_latency = '10ns'
51 response_latency = '10ns'
50 hit_latency = 20
51 response_latency = 20
52 mshrs = 92
53 tgts_per_mshr = 16
54 write_buffers = 8
55
56#MAX CORES IS 8 with the fals sharing method
57nb_cores = 8
58cpus = [ MemTest(clock = '2GHz') for i in xrange(nb_cores) ]
59
60# system simulated
61system = System(cpu = cpus, funcmem = SimpleMemory(in_addr_map = False),
62 funcbus = NoncoherentBus(),
63 physmem = SimpleMemory(),
64 membus = CoherentBus(clock="1GHz", width=16))
65
66# l2cache & bus
67system.toL2Bus = CoherentBus(clock="2GHz", width=16)
52 mshrs = 92
53 tgts_per_mshr = 16
54 write_buffers = 8
55
56#MAX CORES IS 8 with the fals sharing method
57nb_cores = 8
58cpus = [ MemTest(clock = '2GHz') for i in xrange(nb_cores) ]
59
60# system simulated
61system = System(cpu = cpus, funcmem = SimpleMemory(in_addr_map = False),
62 funcbus = NoncoherentBus(),
63 physmem = SimpleMemory(),
64 membus = CoherentBus(clock="1GHz", width=16))
65
66# l2cache & bus
67system.toL2Bus = CoherentBus(clock="2GHz", width=16)
68system.l2c = L2(size='64kB', assoc=8)
68system.l2c = L2(clock = '2GHz', size='64kB', assoc=8)
69system.l2c.cpu_side = system.toL2Bus.master
70
71# connect l2c to membus
72system.l2c.mem_side = system.membus.slave
73
74# add L1 caches
75for cpu in cpus:
76 cpu.l1c = L1(size = '32kB', assoc = 4)

--- 22 unchanged lines hidden --- 		69system.l2c.cpu_side = system.toL2Bus.master
70
71# connect l2c to membus
72system.l2c.mem_side = system.membus.slave
73
74# add L1 caches
75for cpu in cpus:
76 cpu.l1c = L1(size = '32kB', assoc = 4)

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