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[MIPS] Treat CPUs with AR bit as physically indexed.

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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle 2006-06-19 21:56:25 +01:00
parent 92c7b62fd1
commit beab375a48
1 changed files with 8 additions and 3 deletions
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7
arch/mips/mm/c-r4k.c
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@ -1009,7 +1009,12 @@ static void __init probe_pcache(void)
break; break;
case CPU_24K: case CPU_24K:
case CPU_34K: case CPU_34K:
if (!(read_c0_config7() & (1 << 16))) if ((read_c0_config7() & (1 << 16))) {
/* effectively physically indexed dcache,
thus no virtual aliases. */
c->dcache.flags |= MIPS_CACHE_PINDEX;
break;
}
default: default:
if (c->dcache.waysize > PAGE_SIZE) if (c->dcache.waysize > PAGE_SIZE)
c->dcache.flags |= MIPS_CACHE_ALIASES; c->dcache.flags |= MIPS_CACHE_ALIASES;