source: rtems-libbsd/rtems/freebsd/rtems/rtems-bsd-delay.c @ a9153ec

4.1155-freebsd-126-freebsd-12freebsd-9.3
Last change on this file since a9153ec was a9153ec, checked in by Joel Sherrill <joel.sherrill@…>, on 03/07/12 at 15:52:04

Initial import

Code is based on FreeBSD 8.2 with USB support from Sebastian Huber
and Thomas Doerfler. Initial TCP/IP stack work is from Kevel Kirspel.
  • Property mode set to 100644
File size: 900 bytes
Line 
1/**
2 * @file
3 *
4 * @ingroup rtems_bsd_rtems
5 *
6 * @brief TODO.
7 */
8
9/*
10 * Copyright (c) 2009, 2010 embedded brains GmbH.  All rights reserved.
11 *
12 *  embedded brains GmbH
13 *  Obere Lagerstr. 30
14 *  82178 Puchheim
15 *  Germany
16 *  <rtems@embedded-brains.de>
17 *
18 * The license and distribution terms for this file may be
19 * found in the file LICENSE in this distribution or at
20 * http://www.rtems.com/license/LICENSE.
21 */
22
23#include <rtems/freebsd/machine/rtems-bsd-config.h>
24
25#include <rtems/freebsd/sys/param.h>
26#include <rtems/freebsd/sys/types.h>
27#include <rtems/freebsd/sys/systm.h>
28#include <rtems/freebsd/sys/kernel.h>
29
30void
31DELAY(int usec)
32{
33        rtems_status_code sc = RTEMS_SUCCESSFUL;
34
35        /* FIXME: Integer conversion */
36        rtems_interval ticks =
37                ((rtems_interval) usec * (rtems_interval) hz) / 1000000;
38
39        if (ticks == 0) {
40                ticks = 1;
41        }
42
43        sc = rtems_task_wake_after(ticks);
44        BSD_ASSERT_SC(sc);
45}
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