1/* $FreeBSD$ */
2/*-
3 * Copyright (c) 2013 Hans Petter Selasky. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#include <stdio.h>
28#include <stdint.h>
29#include <time.h>
30
31extern int usleep(int);
32extern void callout_process(int);
33extern void usb_idle(void);
34extern void usb_init(void);
35extern void usb_uninit(void);
36
37#define	hz 1000
38
39void
40DELAY(unsigned int delay)
41{
42	usleep(delay);
43}
44
45int
46pause(const char *what, int timeout)
47{
48	if (timeout == 0)
49		timeout = 1;
50
51	usleep((1000000 / hz) * timeout);
52
53	return (0);
54}
55
56int
57main(int argc, char **argv)
58{
59	uint32_t time;
60
61	usb_init();
62
63	time = 0;
64
65	while (1) {
66
67		usb_idle();
68
69		usleep(1000);
70
71		if (++time >= (1000 / hz)) {
72			time = 0;
73			callout_process(1);
74		}
75	}
76
77	usb_uninit();
78
79	return (0);
80}
81