source: rtems/cpukit/score/src/timespecfromticks.c @ 25f5730f

4.11
Last change on this file since 25f5730f was c499856, checked in by Chris Johns <chrisj@…>, on Mar 20, 2014 at 9:10:47 PM

Change all references of rtems.com to rtems.org.

  • Property mode set to 100644
File size: 812 bytes
Line 
1/**
2 *  @file
3 *
4 *  @brief Convert Ticks to Timespec
5 *  @ingroup Timespec
6 */
7
8/*
9 *  COPYRIGHT (c) 1989-2007.
10 *  On-Line Applications Research Corporation (OAR).
11 *
12 *  The license and distribution terms for this file may be
13 *  found in the file LICENSE in this distribution or at
14 *  http://www.rtems.org/license/LICENSE.
15 */
16
17#if HAVE_CONFIG_H
18#include "config.h"
19#endif
20
21#include <rtems/score/timespec.h>
22#include <rtems/score/todimpl.h>
23#include <rtems/config.h>
24
25void _Timespec_From_ticks(
26  uint32_t         ticks,
27  struct timespec *time
28)
29{
30  uint32_t    usecs;
31
32  usecs = ticks * rtems_configuration_get_microseconds_per_tick();
33
34  time->tv_sec  = usecs / TOD_MICROSECONDS_PER_SECOND;
35  time->tv_nsec = (usecs % TOD_MICROSECONDS_PER_SECOND) *
36                    TOD_NANOSECONDS_PER_MICROSECOND;
37}
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