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authorAndreas Hansson <andreas.hansson@arm.com>2016-08-12 14:11:45 +0100
committerAndreas Hansson <andreas.hansson@arm.com>2016-08-12 14:11:45 +0100
commit080d4e08d627b5b726afec71d38370373b7376c5 (patch)
tree5a0676effdf719cc3d3b0ca1319d70770cc78eb4 /configs
parenta23e914519de16061340db62d7a5dfc2cc7d027e (diff)
downloadgem5-080d4e08d627b5b726afec71d38370373b7376c5.tar.xz
mem: Add snoop filter to SystemXBar by default
This patch changes the default behaviour of the SystemXBar, adding a snoop filter. With the recent updates to the snoop filter allocation behaviour this change no longer causes problems for the regressions without caches. Change-Id: Ibe0cd437b71b2ede9002384126553679acc69cc1 Reviewed-by: Nikos Nikoleris <nikos.nikoleris@arm.com> Reviewed-by: Jason Lowe-Power <jason@lowepower.com> Reviewed-by: Tony Gutierrez <anthony.gutierrez@amd.com>
Diffstat (limited to 'configs')
-rw-r--r--configs/common/CacheConfig.py5
1 files changed, 0 insertions, 5 deletions
diff --git a/configs/common/CacheConfig.py b/configs/common/CacheConfig.py
index 8489e3231..52659e89d 100644
--- a/configs/common/CacheConfig.py
+++ b/configs/common/CacheConfig.py
@@ -162,11 +162,6 @@ def config_cache(options, system):
else:
system.cpu[i].connectAllPorts(system.membus)
- # Add a snoop filter to the membus if there are caches above it
- if (options.l2cache or options.caches) and \
- (system.membus.snoop_filter == NULL):
- system.membus.snoop_filter = SnoopFilter()
-
return system
# ExternalSlave provides a "port", but when that port connects to a cache,