From: "Aneesh Kumar K.V" <aneesh.ku...@linux.vnet.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <m...@ellerman.id.au>
---
arch/powerpc/mm/hash_utils_64.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index e6b53cde676e..faaadeff7c1e 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -896,9 +896,13 @@ void __init hash__early_init_mmu(void)
void hash__early_init_mmu_secondary(void)
{
/* Initialize hash table for that CPU */
- if (!firmware_has_feature(FW_FEATURE_LPAR))
- mtspr(SPRN_SDR1, _SDR1);
-
+ if (!firmware_has_feature(FW_FEATURE_LPAR)) {
+ if (!cpu_has_feature(CPU_FTR_ARCH_300))
+ mtspr(SPRN_SDR1, _SDR1);
+ else
+ mtspr(SPRN_PTCR,
+ __pa(partition_tb) | (PATB_SIZE_SHIFT - 12));
+ }
/* Initialize SLB */
slb_initialize();
}
--
2.5.0
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