Commit c6f09f0c authored by Harvey Harrison's avatar Harvey Harrison Committed by Linus Torvalds

m68k: 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 5d30a683
include include/asm-generic/Kbuild.asm include include/asm-generic/Kbuild.asm
header-y += cachectl.h header-y += cachectl.h
unifdef-y += swab.h
#ifndef _M68K_BYTEORDER_H #ifndef _M68K_BYTEORDER_H
#define _M68K_BYTEORDER_H #define _M68K_BYTEORDER_H
#include <asm/types.h> #include <asm/swab.h>
#include <linux/compiler.h> #include <linux/byteorder/big_endian.h>
#define __BIG_ENDIAN
#define __SWAB_64_THRU_32__
static inline __attribute_const__ __u32 __arch_swab32(__u32 val)
{
__asm__("rolw #8,%0; swap %0; rolw #8,%0" : "=d" (val) : "0" (val));
return val;
}
#define __arch_swab32 __arch_swab32
#include <linux/byteorder.h>
#endif /* _M68K_BYTEORDER_H */ #endif /* _M68K_BYTEORDER_H */
#ifndef _M68K_SWAB_H
#define _M68K_SWAB_H
#include <asm/types.h>
#include <linux/compiler.h>
#define __SWAB_64_THRU_32__
static inline __attribute_const__ __u32 __arch_swab32(__u32 val)
{
__asm__("rolw #8,%0; swap %0; rolw #8,%0" : "=d" (val) : "0" (val));
return val;
}
#define __arch_swab32 __arch_swab32
#endif /* _M68K_SWAB_H */
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