summaryrefslogtreecommitdiff
path: root/arch
diff options
context:
space:
mode:
authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2016-04-29 23:26:12 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2016-05-11 21:53:48 +1000
commitb5dcc6096971b7c11b443b79ae8b69ccb01ec04e (patch)
tree3fd41660675e1b2e858bcf503d1d8c730e52b665 /arch
parent7a0eedeedd5d192f64fd4cd46634e409cb7a513b (diff)
powerpc/mm/radix: Update PTCR on secondary CPUs
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/mm/hash_utils_64.c10
1 files 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();
}