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