[OpenBIOS] r20 - openbios-devel/include/libc

[svn@openbios.org]

Author: stepan
Date: 2006-05-17 14:28:27 +0200 (Wed, 17 May 2006)
New Revision: 20

Modified:
   openbios-devel/include/libc/byteorder.h
Log:
add 64bit byteswaps. 


Modified: openbios-devel/include/libc/byteorder.h
===================================================================
--- openbios-devel/include/libc/byteorder.h	2006-05-16 17:36:09 UTC (rev 19)
+++ openbios-devel/include/libc/byteorder.h	2006-05-17 12:28:27 UTC (rev 20)
@@ -14,6 +14,8 @@
 
 #define __bswap16(x) ((((x) & 0xff00) >>  8) | (((x) & 0x00ff) << 8))
 
+#define __bswap64(x) ( (__bswap32( (x)  >> 32)) | \
+		(__bswap32((x) & 0xffffffff) << 32) )
 
 #ifdef CONFIG_LITTLE_ENDIAN
 #define __cpu_to_le32(x) ((u32) (x))