xref: /minix/minix/include/minix/u64.h (revision 433d6423) 
1 /*	minix/u64.h					Author: Kees J. Bot
2  *								7 Dec 1995
3  * Functions to manipulate 64 bit disk addresses.
4  */
5 #ifndef _MINIX__U64_H
6 #define _MINIX__U64_H
7 
8 #include <sys/types.h>
9 
ex64lo(u64_t i)10 static inline unsigned long ex64lo(u64_t i)
11 {
12 	return (unsigned long)i;
13 }
14 
ex64hi(u64_t i)15 static inline unsigned long ex64hi(u64_t i)
16 {
17 	return (unsigned long)(i>>32);
18 }
19 
make64(unsigned long lo,unsigned long hi)20 static inline u64_t make64(unsigned long lo, unsigned long hi)
21 {
22 	return ((u64_t)hi << 32) | (u64_t)lo;
23 }
24 
25 #endif /* _MINIX__U64_H */
26