OpenCloudOS-Kernel/include/asm-cris/arch-v10/byteorder.h

27 lines
549 B
C

#ifndef _CRIS_ARCH_BYTEORDER_H
#define _CRIS_ARCH_BYTEORDER_H
#include <asm/types.h>
#include <linux/compiler.h>
/* we just define these two (as we can do the swap in a single
* asm instruction in CRIS) and the arch-independent files will put
* them together into ntohl etc.
*/
static inline __attribute_const__ __u32 ___arch__swab32(__u32 x)
{
__asm__ ("swapwb %0" : "=r" (x) : "0" (x));
return(x);
}
static inline __attribute_const__ __u16 ___arch__swab16(__u16 x)
{
__asm__ ("swapb %0" : "=r" (x) : "0" (x));
return(x);
}
#endif