6 #include <linux/types.h>
8 /* H8/300 internal I/O functions */
10 #define __raw_readb __raw_readb
11 static inline u8 __raw_readb(const volatile void __iomem *addr)
13 return *(volatile u8 *)addr;
16 #define __raw_readw __raw_readw
17 static inline u16 __raw_readw(const volatile void __iomem *addr)
19 return *(volatile u16 *)addr;
22 #define __raw_readl __raw_readl
23 static inline u32 __raw_readl(const volatile void __iomem *addr)
25 return *(volatile u32 *)addr;
28 #define __raw_writeb __raw_writeb
29 static inline void __raw_writeb(u8 b, const volatile void __iomem *addr)
31 *(volatile u8 *)addr = b;
34 #define __raw_writew __raw_writew
35 static inline void __raw_writew(u16 b, const volatile void __iomem *addr)
37 *(volatile u16 *)addr = b;
40 #define __raw_writel __raw_writel
41 static inline void __raw_writel(u32 b, const volatile void __iomem *addr)
43 *(volatile u32 *)addr = b;
46 static inline void ctrl_bclr(int b, void __iomem *addr)
48 if (__builtin_constant_p(b))
49 __asm__("bclr %1,%0" : "+WU"(*(u8 *)addr): "i"(b));
51 __asm__("bclr %w1,%0" : "+WU"(*(u8 *)addr): "r"(b));
54 static inline void ctrl_bset(int b, void __iomem *addr)
56 if (__builtin_constant_p(b))
57 __asm__("bset %1,%0" : "+WU"(*(u8 *)addr): "i"(b));
59 __asm__("bset %w1,%0" : "+WU"(*(u8 *)addr): "r"(b));
62 #include <asm-generic/io.h>
64 #endif /* __KERNEL__ */
66 #endif /* _H8300_IO_H */