source: rtems-libbsd/rtemsbsd/rtems/rtems-kernel-timesupport.c @ dd35ec5

5-freebsd-12
Last change on this file since dd35ec5 was 5b1f20b, checked in by Sebastian Huber <sebastian.huber@…>, on May 6, 2016 at 7:22:38 PM

Rename files for kernel namespace script

This makes it easier to create the kernel namespace header.

  • Property mode set to 100644
File size: 1.8 KB
Line 
1/**
2 * @file
3 *
4 * @ingroup rtems_bsd_rtems
5 *
6 * @brief TODO.
7 */
8
9/*
10 * COPYRIGHT (c) 2012.
11 * On-Line Applications Research Corporation (OAR).
12 * All rights reserved.
13 *
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions
16 * are met:
17 * 1. Redistributions of source code must retain the above copyright
18 *    notice, this list of conditions and the following disclaimer.
19 * 2. Redistributions in binary form must reproduce the above copyright
20 *    notice, this list of conditions and the following disclaimer in the
21 *    documentation and/or other materials provided with the distribution.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36#include <machine/rtems-bsd-kernel-space.h>
37
38#include <sys/time.h>
39
40#include <rtems/score/timespec.h>
41
42/*
43 * Compute number of ticks in the specified amount of time.
44 */
45int
46tvtohz(struct timeval *tv)
47{
48  struct timespec ts;
49
50  ts.tv_sec = tv->tv_sec;
51  ts.tv_nsec = tv->tv_usec * 1000;
52
53  return (int) _Timespec_To_ticks( &ts );
54}
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