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Commit 231cc432 authored by Harvey Harrison's avatar Harvey Harrison Committed by Linus Torvalds
Browse files

m68knommu: introduce asm/swab.h 



Signed-off-by: default avatarHarvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent fc61708b

arch/m68knommu/include/asm/Kbuild

+2 −0
Original line number Diff line number Diff line 
include include/asm-generic/Kbuild.asm



unifdef-y += swab.h

arch/m68knommu/include/asm/byteorder.h

+1 −21
Original line number Diff line number Diff line 
#ifndef _M68KNOMMU_BYTEORDER_H

#define _M68KNOMMU_BYTEORDER_H



#include <linux/types.h>



#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__)

#  define __BYTEORDER_HAS_U64__

#  define __SWAB_64_THRU_32__

#endif



#if defined (__mcfisaaplus__) || defined (__mcfisac__)

static inline __attribute_const__ __u32 ___arch__swab32(__u32 val)

{

	asm(

			"byterev %0"

			: "=d" (val)

			: "0" (val)

	   );

	return val;

}



#define __arch__swab32(x) ___arch__swab32(x)

#endif



#include <asm/swab.h>

#include <linux/byteorder/big_endian.h>



#endif /* _M68KNOMMU_BYTEORDER_H */

arch/m68knommu/include/asm/swab.h

0 → 100644
+24 −0
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#ifndef _M68KNOMMU_SWAB_H

#define _M68KNOMMU_SWAB_H



#include <linux/types.h>



#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__)

#  define __SWAB_64_THRU_32__

#endif



#if defined (__mcfisaaplus__) || defined (__mcfisac__)

static inline __attribute_const__ __u32 __arch_swab32(__u32 val)

{

	asm(

			"byterev %0"

			: "=d" (val)

			: "0" (val)

	   );

	return val;

}



#define __arch_swab32 __arch_swab32

#endif



#endif /* _M68KNOMMU_SWAB_H */