barebox/include/asm-generic/swab.h
Sascha Hauer 28a9133470 drop __BITS_PER_LONG
The kernel has __BITS_PER_LONG and BITS_PER_LONG. The formaer
is needed for architectures which support 32bit userspace on a
64bit kernel. This is not relevant for barebox, so drop
__BITS_PER_LONG and use BITS_PER_LONG only.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2015-05-22 08:00:48 +02:00

19 lines
437 B
C

#ifndef _ASM_GENERIC_SWAB_H
#define _ASM_GENERIC_SWAB_H
#include <asm/bitsperlong.h>
/*
* 32 bit architectures typically (but not always) want to
* set __SWAB_64_THRU_32__. In user space, this is only
* valid if the compiler supports 64 bit data types.
*/
#if BITS_PER_LONG == 32
#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__)
#define __SWAB_64_THRU_32__
#endif
#endif
#endif /* _ASM_GENERIC_SWAB_H */