/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _H8300_IO_H #define _H8300_IO_H #ifdef __KERNEL__ #include <linux/types.h> /* H8/300 internal I/O functions */ #define __raw_readb __raw_readb static inline u8 __raw_readb(const volatile void __iomem *addr) { return *(volatile u8 *)addr; } #define __raw_readw __raw_readw static inline u16 __raw_readw(const volatile void __iomem *addr) { return *(volatile u16 *)addr; } #define __raw_readl __raw_readl static inline u32 __raw_readl(const volatile void __iomem *addr) { return *(volatile u32 *)addr; } #define __raw_writeb __raw_writeb static inline void __raw_writeb(u8 b, const volatile void __iomem *addr) { *(volatile u8 *)addr = b; } #define __raw_writew __raw_writew static inline void __raw_writew(u16 b, const volatile void __iomem *addr) { *(volatile u16 *)addr = b; } #define __raw_writel __raw_writel static inline void __raw_writel(u32 b, const volatile void __iomem *addr) { *(volatile u32 *)addr = b; } static inline void ctrl_bclr(int b, void __iomem *addr) { if (__builtin_constant_p(b)) __asm__("bclr %1,%0" : "+WU"(*(u8 *)addr): "i"(b)); else __asm__("bclr %w1,%0" : "+WU"(*(u8 *)addr): "r"(b)); } static inline void ctrl_bset(int b, void __iomem *addr) { if (__builtin_constant_p(b)) __asm__("bset %1,%0" : "+WU"(*(u8 *)addr): "i"(b)); else __asm__("bset %w1,%0" : "+WU"(*(u8 *)addr): "r"(b)); } #include <asm-generic/io.h> #endif /* __KERNEL__ */ #endif /* _H8300_IO_H */