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3 Commits

Author SHA1 Message Date
David Howells
dcca52c21e MN10300: The SMP_ICACHE_INV_FLUSH_RANGE IPI command does not exist 
The invalidate-only versions of flush_icache_*range() are trying sending the
SMP_ICACHE_INV_FLUSH_RANGE IPI command in SMP kernels when they should be
sending SMP_ICACHE_INV_RANGE as the former does not exist.

Signed-off-by: David Howells <dhowells@redhat.com>
 2011-03-14 14:45:29 +00:00
Akira Takeuchi
8be0628923 MN10300: Cache: Implement SMP global cache flushing 
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>
 2010-10-27 17:28:47 +01:00
David Howells
b478491f26 MN10300: Allow some cacheflushes to be avoided if cache snooping is available 
The AM34 core is able to do cache snooping, and so can skip some of the cache
flushing.

Signed-off-by: David Howells <dhowells@redhat.com>
 2010-10-27 17:28:46 +01:00