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[PARISC] PA7200 also supports prefetch for read

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It seems PA7200 processors also suppress traps on loads to
%r0. This means we can prefetch for read on these cpus. Of course,
we can't support prefetch for write, since that requires
LOAD DOUBLEWORD which was added with PA2.0

Signed-off-by: Kyle McMartin <[email protected]>
This commit is contained in:
Kyle McMartin 2006-08-13 20:37:26 -04:00 • committed by Matthew Wilcox
commit 32104b29cd
2 changed files with 4 additions and 1 deletions
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arch/parisc/Kconfig
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@ -127,7 +127,7 @@ config PA11
config PREFETCH
def_bool y
depends on PA8X00
depends on PA8X00 || PA7200
config 64BIT
bool "64-bit kernel"