diff --git a/[refs] b/[refs]
index d5f3d8092a55..99e6825189c6 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 75423b7ba5eacc0a003b19e51af6a38feeed43ee
+refs/heads/master: 72d068951ca3f5428a3149a604ea626d93eecffe
diff --git a/trunk/arch/powerpc/boot/types.h b/trunk/arch/powerpc/boot/types.h
index 79d26e708677..31393d17a9c1 100644
--- a/trunk/arch/powerpc/boot/types.h
+++ b/trunk/arch/powerpc/boot/types.h
@@ -7,6 +7,10 @@ typedef unsigned char		u8;
 typedef unsigned short		u16;
 typedef unsigned int		u32;
 typedef unsigned long long	u64;
+typedef signed char		s8;
+typedef short			s16;
+typedef int			s32;
+typedef long long		s64;
 
 #define min(x,y) ({ \
 	typeof(x) _x = (x);	\