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@@ -0,0 +1,19 @@
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+#ifndef _ASM_POWERPC_ASM_405_H
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+#define _ASM_POWERPC_ASM_405_H
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+
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+#include <asm/asm-const.h>
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+
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+#ifdef __KERNEL__
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+#ifdef CONFIG_IBM405_ERR77
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+/* Erratum #77 on the 405 means we need a sync or dcbt before every
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+ * stwcx. The old ATOMIC_SYNC_FIX covered some but not all of this.
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+ */
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+#define PPC405_ERR77(ra,rb) stringify_in_c(dcbt ra, rb;)
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+#define PPC405_ERR77_SYNC stringify_in_c(sync;)
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+#else
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+#define PPC405_ERR77(ra,rb)
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+#define PPC405_ERR77_SYNC
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+#endif
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+#endif
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+
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+#endif /* _ASM_POWERPC_ASM_405_H */
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