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authorAli Saidi <Ali.Saidi@ARM.com>2011-12-01 00:15:22 -0800
committerAli Saidi <Ali.Saidi@ARM.com>2011-12-01 00:15:22 -0800
commit946f7f0f55215d0eefe29fed2e4c123e23b9848f (patch)
tree312ff2a3a263cd79e700c8ef3e6a85ddd5ff8884 /src/cpu/BaseCPU.py
parent5901c5223f2e9280aa6f2307288b6a5dc554df83 (diff)
downloadgem5-946f7f0f55215d0eefe29fed2e4c123e23b9848f.tar.xz
ARM: Add support for having a TLB cache.
--HG-- extra : rebase_source : 7a5780ab74d7c294682738c7ccb3ce8d56c6fd63
Diffstat (limited to 'src/cpu/BaseCPU.py')
-rw-r--r--src/cpu/BaseCPU.py19
1 files changed, 10 insertions, 9 deletions
diff --git a/src/cpu/BaseCPU.py b/src/cpu/BaseCPU.py
index bf7577cc7..665d42af0 100644
--- a/src/cpu/BaseCPU.py
+++ b/src/cpu/BaseCPU.py
@@ -182,15 +182,16 @@ class BaseCPU(MemObject):
self.dcache_port = dc.cpu_side
self._cached_ports = ['icache.mem_side', 'dcache.mem_side']
if buildEnv['FULL_SYSTEM']:
- if buildEnv['TARGET_ISA'] == 'x86':
- self.itb_walker_cache = iwc
- self.dtb_walker_cache = dwc
- self.itb.walker.port = iwc.cpu_side
- self.dtb.walker.port = dwc.cpu_side
- self._cached_ports += ["itb_walker_cache.mem_side", \
- "dtb_walker_cache.mem_side"]
- elif buildEnv['TARGET_ISA'] == 'arm':
- self._cached_ports += ["itb.walker.port", "dtb.walker.port"]
+ if buildEnv['TARGET_ISA'] in ['x86', 'arm']:
+ if iwc and dwc:
+ self.itb_walker_cache = iwc
+ self.dtb_walker_cache = dwc
+ self.itb.walker.port = iwc.cpu_side
+ self.dtb.walker.port = dwc.cpu_side
+ self._cached_ports += ["itb_walker_cache.mem_side", \
+ "dtb_walker_cache.mem_side"]
+ else:
+ self._cached_ports += ["itb.walker.port", "dtb.walker.port"]
def addTwoLevelCacheHierarchy(self, ic, dc, l2c, iwc = None, dwc = None):
self.addPrivateSplitL1Caches(ic, dc, iwc, dwc)