linux/include/asm-s390/types.h

/*
 *  include/asm-s390/types.h
 *
 *  S390 version
 *
 *  Derived from "include/asm-i386/types.h"
 */

#ifndef _S390_TYPES_H
#define _S390_TYPES_H

#ifndef __ASSEMBLY__

typedef unsigned short umode_t;

/*
 * __xx is ok: it doesn't pollute the POSIX namespace. Use these in the
 * header files exported to user space
 */

typedef __signed__ char __s8;
typedef unsigned char __u8;

typedef __signed__ short __s16;
typedef unsigned short __u16;

typedef __signed__ int __s32;
typedef unsigned int __u32;

#ifndef __s390x__
#if defined(__GNUC__)
__extension__ typedef __signed__ long long __s64;
__extension__ typedef unsigned long long __u64;
#endif
#else /* __s390x__ */
typedef __signed__ long __s64;
typedef unsigned long __u64;
#endif

/* A address type so that arithmetic can be done on it & it can be upgraded to
   64 bit when necessary 
*/
typedef unsigned long addr_t; 
typedef __signed__ long saddr_t;

#endif /* __ASSEMBLY__ */

/*
 * These aren't exported outside the kernel to avoid name space clashes
 */
#ifdef __KERNEL__

#ifndef __s390x__
#define BITS_PER_LONG 32
#else
#define BITS_PER_LONG 64
#endif

#ifndef __ASSEMBLY__


typedef signed char s8;
typedef unsigned char u8;

typedef signed short s16;
typedef unsigned short u16;

typedef signed int s32;
typedef unsigned int u32;

#ifndef __s390x__
typedef signed long long s64;
typedef unsigned long long u64;
#else /* __s390x__ */
typedef signed long s64;
typedef unsigned  long u64;
#endif /* __s390x__ */

typedef u32 dma_addr_t;

#ifndef __s390x__
typedef union {
	unsigned long long pair;
	struct {
		unsigned long even;
		unsigned long odd;
	} subreg;
} register_pair;

#endif /* ! __s390x__   */
#endif /* __ASSEMBLY__  */
#endif /* __KERNEL__    */
#endif /* _S390_TYPES_H */