summaryrefslogtreecommitdiff
path: root/arch/powerpc/kernel/head_64.S
diff options
context:
space:
mode:
authorMichael Ellerman <mpe@ellerman.id.au>2014-07-10 12:29:19 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2014-07-28 14:10:22 +1000
commit376af5947c0e441ccbf98f0212d4ffbf171528f6 (patch)
tree8d80f48caea9448257de40a2a9c7279cc80e60b0 /arch/powerpc/kernel/head_64.S
parent468a33028edd62549ad3c4dcbc23dd0311c67832 (diff)
powerpc: Remove STAB code
Old cpus didn't have a Segment Lookaside Buffer (SLB), instead they had a Segment Table (STAB). Now that we've dropped support for those cpus, we can remove the STAB support entirely. Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel/head_64.S')
-rw-r--r--arch/powerpc/kernel/head_64.S8
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
index a95145d7f61b..41ab76c3a94a 100644
--- a/arch/powerpc/kernel/head_64.S
+++ b/arch/powerpc/kernel/head_64.S
@@ -618,7 +618,7 @@ __secondary_start:
addi r14,r14,THREAD_SIZE-STACK_FRAME_OVERHEAD
std r14,PACAKSAVE(r13)
- /* Do early setup for that CPU (stab, slb, hash table pointer) */
+ /* Do early setup for that CPU (SLB and hash table pointer) */
bl early_setup_secondary
/*
@@ -771,8 +771,10 @@ start_here_multiplatform:
li r0,0
stdu r0,-STACK_FRAME_OVERHEAD(r1)
- /* Do very early kernel initializations, including initial hash table,
- * stab and slb setup before we turn on relocation. */
+ /*
+ * Do very early kernel initializations, including initial hash table
+ * and SLB setup before we turn on relocation.
+ */
/* Restore parameters passed from prom_init/kexec */
mr r3,r31