#ifndef _H8300_SEGMENT_H#define _H8300_SEGMENT_H /* define constants */#define USER_DATA     (1)#ifndef __USER_DS#define __USER_DS     (USER_DATA)#endif#define USER_PROGRAM  (2)#define SUPER_DATA    (3)#ifndef __KERNEL_DS#define __KERNEL_DS   (SUPER_DATA)#endif#define SUPER_PROGRAM (4) #ifndef __ASSEMBLY__ typedef struct {	unsigned long seg;} mm_segment_t; #define MAKE_MM_SEG(s)	((mm_segment_t) { (s) })#define USER_DS		MAKE_MM_SEG(__USER_DS)#define KERNEL_DS	MAKE_MM_SEG(__KERNEL_DS) /* * Get/set the SFC/DFC registers for MOVES instructions */ static inline mm_segment_t get_fs(void){    return USER_DS;} static inline mm_segment_t get_ds(void){    /* return the supervisor data space code */    return KERNEL_DS;} static inline void set_fs(mm_segment_t val){} #define segment_eq(a,b)	((a).seg == (b).seg) #endif /* __ASSEMBLY__ */ #endif /* _H8300_SEGMENT_H */