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author | Kevin Lim <ktlim@umich.edu> | 2006-10-09 22:59:56 -0400 |
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committer | Kevin Lim <ktlim@umich.edu> | 2006-10-09 22:59:56 -0400 |
commit | bdde892d668e17fb5a67de0e560a85b9092adf9e (patch) | |
tree | 3876a98dcd7f80aca7bf7e2153dbaa32c83a15b5 /tests/configs/memtest.py | |
parent | a9ae6c8656dc233996c81cdeb6f5c8539442af95 (diff) | |
parent | 5448517da4cd13e3c8438850f04367d9614d686b (diff) | |
download | gem5-bdde892d668e17fb5a67de0e560a85b9092adf9e.tar.xz |
Merge ktlim@zizzer:/bk/newmem
into zamp.eecs.umich.edu:/z/ktlim2/clean/o3-merge/newmem
src/cpu/memtest/memtest.cc:
src/cpu/memtest/memtest.hh:
src/cpu/simple/timing.hh:
tests/configs/o3-timing-mp.py:
Hand merge.
--HG--
extra : convert_revision : a58cc439eb5e8f900d175ed8b5a85b6c8723e558
Diffstat (limited to 'tests/configs/memtest.py')
-rw-r--r-- | tests/configs/memtest.py | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/tests/configs/memtest.py b/tests/configs/memtest.py new file mode 100644 index 000000000..c5cd0246d --- /dev/null +++ b/tests/configs/memtest.py @@ -0,0 +1,94 @@ +# Copyright (c) 2006 The Regents of The University of Michigan +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer; +# redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution; +# neither the name of the copyright holders nor the names of its +# contributors may be used to endorse or promote products derived from +# this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +# Authors: Ron Dreslinski + +import m5 +from m5.objects import * + +# -------------------- +# Base L1 Cache +# ==================== + +class L1(BaseCache): + latency = 1 + block_size = 64 + mshrs = 4 + tgts_per_mshr = 8 + protocol = CoherenceProtocol(protocol='moesi') + +# ---------------------- +# Base L2 Cache +# ---------------------- + +class L2(BaseCache): + block_size = 64 + latency = 100 + mshrs = 92 + tgts_per_mshr = 16 + write_buffers = 8 + +#MAX CORES IS 8 with the fals sharing method +nb_cores = 8 +cpus = [ MemTest(max_loads=1e12) for i in xrange(nb_cores) ] + +# system simulated +system = System(cpu = cpus, funcmem = PhysicalMemory(), + physmem = PhysicalMemory(), membus = Bus()) + +# l2cache & bus +system.toL2Bus = Bus() +system.l2c = L2(size='4MB', assoc=8) +system.l2c.cpu_side = system.toL2Bus.port + +# connect l2c to membus +system.l2c.mem_side = system.membus.port + +which_port = 0 +# add L1 caches +for cpu in cpus: + cpu.l1c = L1(size = '32kB', assoc = 4) + cpu.l1c.cpu_side = cpu.test + cpu.l1c.mem_side = system.toL2Bus.port + if which_port == 0: + system.funcmem.port = cpu.functional + which_port = 1 + else: + system.funcmem.functional = cpu.functional + + +# connect memory to membus +system.physmem.port = system.membus.port + + +# ----------------------- +# run simulation +# ----------------------- + +root = Root( system = system ) +root.system.mem_mode = 'timing' +#root.trace.flags="InstExec" +root.trace.flags="Bus" |