linux/include/asm-s390/types.h

64 lines
1.1 KiB
C

/*
* include/asm-s390/types.h
*
* S390 version
*
* Derived from "include/asm-i386/types.h"
*/
#ifndef _S390_TYPES_H
#define _S390_TYPES_H
#ifndef __s390x__
# include <asm-generic/int-ll64.h>
#else
# include <asm-generic/int-l64.h>
#endif
#ifndef __ASSEMBLY__
typedef unsigned short umode_t;
/* 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 u64 dma64_addr_t;
#ifdef __s390x__
/* DMA addresses come in 32-bit and 64-bit flavours. */
typedef u64 dma_addr_t;
#else
typedef u32 dma_addr_t;
#endif
#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 */