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-rw-r--r--configs/ruby/MOESI_hammer.py7
1 files changed, 5 insertions, 2 deletions
diff --git a/configs/ruby/MOESI_hammer.py b/configs/ruby/MOESI_hammer.py
index 818600a5a..02d958b09 100644
--- a/configs/ruby/MOESI_hammer.py
+++ b/configs/ruby/MOESI_hammer.py
@@ -44,7 +44,8 @@ class L2Cache(RubyCache):
latency = 10
def define_options(parser):
- return
+ parser.add_option("--allow-atomic-migration", action="store_true",
+ help="allow migratory sharing for atomic only accessed blocks")
def create_system(options, system, piobus, dma_devices):
@@ -91,7 +92,9 @@ def create_system(options, system, piobus, dma_devices):
sequencer = cpu_seq,
L1IcacheMemory = l1i_cache,
L1DcacheMemory = l1d_cache,
- L2cacheMemory = l2_cache)
+ L2cacheMemory = l2_cache,
+ no_mig_atomic = not \
+ options.allow_atomic_migration)
exec("system.l1_cntrl%d = l1_cntrl" % i)
#