2009-03-16 03:54:49 -04:00
|
|
|
#ifndef _M68K_SWAB_H
|
|
|
|
#define _M68K_SWAB_H
|
|
|
|
|
2009-06-10 09:17:47 -04:00
|
|
|
#include <linux/types.h>
|
2009-03-16 03:54:49 -04:00
|
|
|
#include <linux/compiler.h>
|
|
|
|
|
|
|
|
#define __SWAB_64_THRU_32__
|
|
|
|
|
|
|
|
#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
|
|
|
|
#elif !defined(__uClinux__)
|
|
|
|
|
|
|
|
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
|
2009-01-20 20:50:51 -05:00
|
|
|
#endif
|
2009-03-16 03:54:49 -04:00
|
|
|
|
|
|
|
#endif /* _M68K_SWAB_H */
|