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MN10300: Cache: Implement SMP global cache flushing

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Implement SMP global cache flushing for MN10300.  This will be used by the AM34
which is SMP capable.

Signed-off-by: Akira Takeuchi <takeuchi.akr@jp.panasonic.com>
Signed-off-by: Kiyoshi Owada <owada.kiyoshi@jp.panasonic.com>
Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
Akira Takeuchi
2010-10-27 17:28:47 +01:00
committed by David Howells
parent b478491f26
commit 8be0628923
9 changed files with 535 additions and 15 deletions
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arch/mn10300/mm/Kconfig.cache
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@@ -60,6 +60,7 @@ choice
config MN10300_CACHE_MANAGE_BY_TAG
bool "Use the cache tag registers directly"
depends on !(SMP && MN10300_CACHE_WTHRU)
config MN10300_CACHE_MANAGE_BY_REG
bool "Flush areas by way of automatic purge registers (AM34 only)"