[PATCH] Various little fixes and lots of commenting
[fio.git] / os-freebsd.h
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1#ifndef FIO_OS_FREEBSD_H
2#define FIO_OS_FREEBSD_H
3
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4#include <sys/sysctl.h>
5
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6#undef FIO_HAVE_LIBAIO
7#define FIO_HAVE_POSIXAIO
8#undef FIO_HAVE_FADVISE
9#undef FIO_HAVE_CPU_AFFINITY
10#undef FIO_HAVE_DISK_UTIL
11#undef FIO_HAVE_SGIO
2c0ecd28 12#define FIO_HAVE_ODIRECT
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13
14#define OS_MAP_ANON (MAP_ANON)
15
16typedef unsigned long os_cpu_mask_t;
6dfd46b9 17typedef unsigned int os_random_state_t;
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18
19/*
20 * FIXME
21 */
9104f874 22static inline int blockdev_size(int fd, unsigned long long *bytes)
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23{
24 return 1;
25}
26
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27static inline unsigned long long os_phys_mem(void)
28{
29 int mib[2] = { CTL_HW, HW_PHYSMEM };
30 unsigned long long mem;
31 size_t len = sizeof(mem);
32
33 sysctl(mib, 2, &mem, &len, NULL, 0);
34 return mem;
35}
36
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37static inline void os_random_seed(unsigned long seed, os_random_state_t *rs)
38{
39 srand(seed);
40}
41
42static inline long os_random_long(os_random_state_t *rs)
43{
44 long val;
45
46 val = rand_r(rs);
47 return val;
48}
49
50static inline double os_random_double(os_random_state_t *rs)
51{
52 double val;
53
54 val = (double) rand_r(rs);
55 return val;
56}
ebac4655 57#endif