xref: /illumos-gate/usr/src/lib/libfakekernel/common/clock.c (revision 430755dfc4bf5c4bf947290d2613a6c25d85ea0f)
1 /*
2  * This file and its contents are supplied under the terms of the
3  * Common Development and Distribution License ("CDDL"), version 1.0.
4  * You may only use this file in accordance with the terms of version
5  * 1.0 of the CDDL.
6  *
7  * A full copy of the text of the CDDL should have accompanied this
8  * source.  A copy of the CDDL is also available via the Internet at
9  * http://www.illumos.org/license/CDDL.
10  */
11 
12 /*
13  * Copyright 2015 Nexenta Systems, Inc.  All rights reserved.
14  */
15 
16 
17 #include <sys/types.h>
18 #include <sys/time.h>
19 #include <sys/thread.h>
20 #include <sys/proc.h>
21 
22 #include <sys/poll.h>
23 
24 #include <time.h>
25 
26 int hz = 1000;
27 int tick_per_msec = 0;
28 int msec_per_tick = 1;
29 int usec_per_tick = 1000;
30 int nsec_per_tick = 1000000;
31 time_t boot_time = 0;
32 
33 #pragma init(_boot_time_init)
34 static int
35 _boot_time_init(void)
36 {
37 	boot_time = time(NULL);
38 	return (0);
39 }
40 
41 clock_t
42 ddi_get_lbolt(void)
43 {
44 	hrtime_t hrt;
45 
46 	hrt = gethrtime();
47 	return (hrt / nsec_per_tick);
48 }
49 
50 int64_t
51 ddi_get_lbolt64(void)
52 {
53 	hrtime_t hrt;
54 
55 	hrt = gethrtime();
56 	return (hrt / nsec_per_tick);
57 }
58 
59 hrtime_t
60 gethrtime_unscaled(void)
61 {
62 	return (gethrtime());
63 }
64 
65 void
66 gethrestime(timespec_t *ts)
67 {
68 	struct timeval tv;
69 
70 	(void) gettimeofday(&tv, NULL);
71 	ts->tv_sec = tv.tv_sec;
72 	ts->tv_nsec = tv.tv_usec * 1000;
73 }
74 
75 time_t
76 gethrestime_sec(void)
77 {
78 	return (time(NULL));
79 }
80 
81 /* ARGSUSED */
82 void
83 scalehrtime(hrtime_t *t)
84 {
85 }
86