1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2009 The FreeBSD Foundation
5 *
6 * This software was developed by Ed Schouten under sponsorship from the
7 * FreeBSD Foundation.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31#include <sys/param.h>
32#include <sys/consio.h>
33#include <sys/kernel.h>
34#include <sys/systm.h>
35
36#include <dev/vt/vt.h>
37
38static d_ioctl_t	consolectl_ioctl;
39
40static struct cdevsw consolectl_cdevsw = {
41	.d_version	= D_VERSION,
42	.d_ioctl	= consolectl_ioctl,
43	.d_name		= "consolectl",
44};
45
46static int
47consolectl_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag,
48    struct thread *td)
49{
50
51	switch (cmd) {
52	case CONS_GETVERS:
53		*(int*)data = 0x200;
54		return 0;
55	case CONS_MOUSECTL: {
56		mouse_info_t *mi = (mouse_info_t*)data;
57
58		sysmouse_process_event(mi);
59		return (0);
60	}
61	default:
62#ifdef VT_CONSOLECTL_DEBUG
63		printf("consolectl: unknown ioctl: %c:%lx\n",
64		    (char)IOCGROUP(cmd), IOCBASECMD(cmd));
65#endif
66		return (ENOIOCTL);
67	}
68}
69
70static void
71consolectl_drvinit(void *unused)
72{
73
74	if (!vty_enabled(VTY_VT))
75		return;
76	make_dev(&consolectl_cdevsw, 0, UID_ROOT, GID_WHEEL, 0600,
77	    "consolectl");
78}
79
80SYSINIT(consolectl, SI_SUB_DRIVERS, SI_ORDER_MIDDLE, consolectl_drvinit, NULL);
81