aboutsummaryrefslogtreecommitdiff
path: root/arch
diff options
context:
space:
mode:
Diffstat (limited to 'arch')
-rw-r--r--arch/mips/mm/c-r4k.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
index a78355a44c4..33b1451a365 100644
--- a/arch/mips/mm/c-r4k.c
+++ b/arch/mips/mm/c-r4k.c
@@ -1009,10 +1009,15 @@ static void __init probe_pcache(void)
break;
case CPU_24K:
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:
- if (c->dcache.waysize > PAGE_SIZE)
- c->dcache.flags |= MIPS_CACHE_ALIASES;
+ if (c->dcache.waysize > PAGE_SIZE)
+ c->dcache.flags |= MIPS_CACHE_ALIASES;
}
switch (c->cputype) {