aboutsummaryrefslogtreecommitdiff
path: root/arch
diff options
context:
space:
mode:
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/kernel/head_64.S6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
index 35084f3a841..7e7f7d24330 100644
--- a/arch/powerpc/kernel/head_64.S
+++ b/arch/powerpc/kernel/head_64.S
@@ -1544,7 +1544,11 @@ _STATIC(__boot_from_prom)
mr r28,r6
mr r27,r7
- /* Align the stack to 16-byte boundary for broken yaboot */
+ /*
+ * Align the stack to 16-byte boundary
+ * Depending on the size and layout of the ELF sections in the initial
+ * boot binary, the stack pointer will be unalignet on PowerMac
+ */
rldicr r1,r1,0,59
/* Make sure we are running in 64 bits mode */