os-aix.h revision 67bf982340d95ca98098ea050b54b4c7adb116c0 
1#ifndef FIO_OS_AIX_H
2#define FIO_OS_AIX_H
3
4#define	FIO_OS	os_aix
5
6#include <errno.h>
7#include <unistd.h>
8#include <sys/devinfo.h>
9#include <sys/ioctl.h>
10
11#include "../file.h"
12
13#define FIO_HAVE_ODIRECT
14#define FIO_USE_GENERIC_RAND
15#define FIO_USE_GENERIC_INIT_RANDOM_STATE
16
17#define FIO_HAVE_PSHARED_MUTEX
18
19#define OS_MAP_ANON		MAP_ANON
20#define OS_MSG_DONTWAIT		0
21
22#if BYTE_ORDER == BIG_ENDIAN
23#define FIO_BIG_ENDIAN
24#else
25#define FIO_LITTLE_ENDIAN
26#endif
27
28#define FIO_USE_GENERIC_SWAP
29
30static inline int blockdev_invalidate_cache(struct fio_file *f)
31{
32	return EINVAL;
33}
34
35static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes)
36{
37	struct devinfo info;
38
39	if (!ioctl(f->fd, IOCINFO, &info)) {
40        	*bytes = (unsigned long long)info.un.scdk.numblks *
41				info.un.scdk.blksize;
42		return 0;
43	}
44
45	return errno;
46}
47
48static inline unsigned long long os_phys_mem(void)
49{
50	long mem = sysconf(_SC_AIX_REALMEM);
51
52	if (mem == -1)
53		return 0;
54
55	return (unsigned long long) mem * 1024;
56}
57
58#endif
59