64 lines
1.1 KiB
C
64 lines
1.1 KiB
C
/*
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* include/asm-s390/types.h
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*
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* S390 version
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*
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* Derived from "include/asm-i386/types.h"
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*/
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#ifndef _S390_TYPES_H
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#define _S390_TYPES_H
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#ifndef __s390x__
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# include <asm-generic/int-ll64.h>
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#else
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# include <asm-generic/int-l64.h>
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#endif
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#ifndef __ASSEMBLY__
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typedef unsigned short umode_t;
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/* A address type so that arithmetic can be done on it & it can be upgraded to
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64 bit when necessary
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*/
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typedef unsigned long addr_t;
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typedef __signed__ long saddr_t;
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#endif /* __ASSEMBLY__ */
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/*
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* These aren't exported outside the kernel to avoid name space clashes
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*/
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#ifdef __KERNEL__
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#ifndef __s390x__
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#define BITS_PER_LONG 32
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#else
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#define BITS_PER_LONG 64
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#endif
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#ifndef __ASSEMBLY__
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typedef u64 dma64_addr_t;
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#ifdef __s390x__
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/* DMA addresses come in 32-bit and 64-bit flavours. */
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typedef u64 dma_addr_t;
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#else
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typedef u32 dma_addr_t;
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#endif
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#ifndef __s390x__
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typedef union {
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unsigned long long pair;
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struct {
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unsigned long even;
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unsigned long odd;
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} subreg;
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} register_pair;
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#endif /* ! __s390x__ */
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#endif /* __ASSEMBLY__ */
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#endif /* __KERNEL__ */
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#endif /* _S390_TYPES_H */
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