* value for either 32 or 64 bit mode */
#define F_EXTEND(x) ((unsigned long)((x) | (0xffffffff00000000ULL)))
+#ifdef CONFIG_64BIT
#define ioread64 ioread64
#define ioread64be ioread64be
#define iowrite64 iowrite64
extern u64 ioread64be(const void __iomem *addr);
extern void iowrite64(u64 val, void __iomem *addr);
extern void iowrite64be(u64 val, void __iomem *addr);
+#endif
#include <asm-generic/iomap.h>
/*