release/src-rt-6.x/linux/linux-2.6/include/asm-ia64/byteorder.h

   1 #ifndef _ASM_IA64_BYTEORDER_H
   2 #define _ASM_IA64_BYTEORDER_H
   3
   4 /*
   5  * Modified 1998, 1999
   6  *      David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co.
   7  */
   8
   9 #include <asm/types.h>
  10 #include <asm/intrinsics.h>
  11 #include <linux/compiler.h>
  12
  13 static __inline__ __attribute_const__ __u64
  14 __ia64_swab64 (__u64 x)
  15 {
  16         __u64 result;
  17
  18         result = ia64_mux1(x, ia64_mux1_rev);
  19         return result;
  20 }
  21
  22 static __inline__ __attribute_const__ __u32
  23 __ia64_swab32 (__u32 x)
  24 {
  25         return __ia64_swab64(x) >> 32;
  26 }
  27
  28 static __inline__ __attribute_const__ __u16
  29 __ia64_swab16(__u16 x)
  30 {
  31         return __ia64_swab64(x) >> 48;
  32 }
  33
  34 #define __arch__swab64(x) __ia64_swab64(x)
  35 #define __arch__swab32(x) __ia64_swab32(x)
  36 #define __arch__swab16(x) __ia64_swab16(x)
  37
  38 #define __BYTEORDER_HAS_U64__
  39
  40 #include <linux/byteorder/little_endian.h>
  41
  42 #endif /* _ASM_IA64_BYTEORDER_H */