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-rw-r--r--sys/powerpc/booke/locore.S6
1 files changed, 6 insertions, 0 deletions
diff --git a/sys/powerpc/booke/locore.S b/sys/powerpc/booke/locore.S
index 32f129b585e6..1f4ae661fc3e 100644
--- a/sys/powerpc/booke/locore.S
+++ b/sys/powerpc/booke/locore.S
@@ -411,6 +411,9 @@ ENTRY(dcache_inval)
isync
mtspr SPR_L1CSR0, %r3
isync
+1: mfspr %r3, SPR_L1CSR0
+ andi. %r3, %r3, L1CSR0_DCFI
+ bne 1b
blr
ENTRY(dcache_disable)
@@ -443,6 +446,9 @@ ENTRY(icache_inval)
isync
mtspr SPR_L1CSR1, %r3
isync
+1: mfspr %r3, SPR_L1CSR1
+ andi. %r3, %r3, L1CSR1_ICFI
+ bne 1b
blr
ENTRY(icache_disable)