powerpc: Stack Pointer not properly aligned
The code first aligns the SP to 16 then subtract 8, making it
8 bytes aligned. Furthermore the initial stack frame not
quite correct either.
Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se>
Signed-off-by: Andy Fleming <afleming@freescale.com>
diff --git a/arch/powerpc/lib/board.c b/arch/powerpc/lib/board.c
index fea310e..435ef10 100644
--- a/arch/powerpc/lib/board.c
+++ b/arch/powerpc/lib/board.c
@@ -521,9 +521,8 @@
addr_sp -= 16;
addr_sp &= ~0xF;
s = (ulong *) addr_sp;
- *s-- = 0;
- *s-- = 0;
- addr_sp = (ulong) s;
+ *s = 0; /* Terminate back chain */
+ *++s = 0; /* NULL return address */
debug("Stack Pointer at: %08lx\n", addr_sp);
/*