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Diffstat (limited to 'arch/powerpc/include/asm/ppc_asm.h')
-rw-r--r--arch/powerpc/include/asm/ppc_asm.h10
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/ppc_asm.h b/arch/powerpc/include/asm/ppc_asm.h
index 50f73aa2ba21..15444204a3a1 100644
--- a/arch/powerpc/include/asm/ppc_asm.h
+++ b/arch/powerpc/include/asm/ppc_asm.h
@@ -369,7 +369,15 @@ BEGIN_FTR_SECTION \
END_FTR_SECTION_IFCLR(CPU_FTR_601)
#endif
-
+#ifdef CONFIG_PPC64
+#define MTOCRF(FXM, RS) \
+ BEGIN_FTR_SECTION_NESTED(848); \
+ mtcrf (FXM), (RS); \
+ FTR_SECTION_ELSE_NESTED(848); \
+ mtocrf (FXM), (RS); \
+ ALT_FTR_SECTION_END_NESTED_IFCLR(CPU_FTR_NOEXECUTE, 848)
+#endif
+
/*
* This instruction is not implemented on the PPC 603 or 601; however, on
* the 403GCX and 405GP tlbia IS defined and tlbie is not.