1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2009 The FreeBSD Foundation
5 * All rights reserved.
6 *
7 * This software was developed by Ed Schouten under sponsorship from the
8 * FreeBSD Foundation.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32#include <sys/cdefs.h>
33__FBSDID("$FreeBSD$");
34
35#include <sys/param.h>
36#include <sys/consio.h>
37#include <sys/kernel.h>
38#include <sys/systm.h>
39
40#include <dev/vt/vt.h>
41
42static d_ioctl_t	consolectl_ioctl;
43
44static struct cdevsw consolectl_cdevsw = {
45	.d_version	= D_VERSION,
46	.d_ioctl	= consolectl_ioctl,
47	.d_name		= "consolectl",
48};
49
50static int
51consolectl_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag,
52    struct thread *td)
53{
54
55	switch (cmd) {
56	case CONS_GETVERS:
57		*(int*)data = 0x200;
58		return 0;
59	case CONS_MOUSECTL: {
60		mouse_info_t *mi = (mouse_info_t*)data;
61
62		sysmouse_process_event(mi);
63		return (0);
64	}
65	default:
66#ifdef VT_CONSOLECTL_DEBUG
67		printf("consolectl: unknown ioctl: %c:%lx\n",
68		    (char)IOCGROUP(cmd), IOCBASECMD(cmd));
69#endif
70		return (ENOIOCTL);
71	}
72}
73
74static void
75consolectl_drvinit(void *unused)
76{
77
78	if (!vty_enabled(VTY_VT))
79		return;
80	make_dev(&consolectl_cdevsw, 0, UID_ROOT, GID_WHEEL, 0600,
81	    "consolectl");
82}
83
84SYSINIT(consolectl, SI_SUB_DRIVERS, SI_ORDER_MIDDLE, consolectl_drvinit, NULL);
85