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Annotation of sys/arch/vax/dec/vsms_ws.c, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: vsms_ws.c,v 1.2 2007/04/10 22:37:17 miod Exp $        */
                      2: /*     $NetBSD: dzms.c,v 1.1 2000/12/02 17:03:55 ragge Exp $   */
                      3:
                      4: /*
                      5:  * Copyright (c) 1992, 1993
                      6:  *     The Regents of the University of California.  All rights reserved.
                      7:  *
                      8:  * This software was developed by the Computer Systems Engineering group
                      9:  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
                     10:  * contributed to Berkeley.
                     11:  *
                     12:  * All advertising materials mentioning features or use of this software
                     13:  * must display the following acknowledgement:
                     14:  *     This product includes software developed by the University of
                     15:  *     California, Lawrence Berkeley Laboratory.
                     16:  *
                     17:  * Redistribution and use in source and binary forms, with or without
                     18:  * modification, are permitted provided that the following conditions
                     19:  * are met:
                     20:  * 1. Redistributions of source code must retain the above copyright
                     21:  *    notice, this list of conditions and the following disclaimer.
                     22:  * 2. Redistributions in binary form must reproduce the above copyright
                     23:  *    notice, this list of conditions and the following disclaimer in the
                     24:  *    documentation and/or other materials provided with the distribution.
                     25:  * 3. Neither the name of the University nor the names of its contributors
                     26:  *    may be used to endorse or promote products derived from this software
                     27:  *    without specific prior written permission.
                     28:  *
                     29:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     30:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     31:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     32:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     33:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     34:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     35:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     36:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     37:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     38:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     39:  * SUCH DAMAGE.
                     40:  *
                     41:  *     @(#)ms.c        8.1 (Berkeley) 6/11/93
                     42:  */
                     43:
                     44: #include <sys/param.h>
                     45: #include <sys/systm.h>
                     46: #include <sys/device.h>
                     47: #include <sys/ioctl.h>
                     48: #include <sys/syslog.h>
                     49: #include <sys/kernel.h>
                     50: #include <sys/proc.h>
                     51: #include <sys/tty.h>
                     52:
                     53: #include <machine/bus.h>
                     54:
                     55: #include <vax/qbus/dzreg.h>
                     56: #include <vax/qbus/dzvar.h>
                     57:
                     58: #include <vax/dec/dzkbdvar.h>
                     59: #include <vax/dec/vsmsvar.h>
                     60:
                     61: #include <dev/wscons/wsconsio.h>
                     62: #include <dev/wscons/wsmousevar.h>
                     63:
                     64: struct cfdriver lkms_cd = {
                     65:        NULL, "lkms", DV_DULL
                     66: };
                     67:
                     68: int
                     69: lkms_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p)
                     70: {
                     71: #if 0
                     72:        struct lkms_softc *sc = v;
                     73: #endif
                     74:
                     75:        switch (cmd) {
                     76:        case WSMOUSEIO_GTYPE:
                     77:                *(int *)data = WSMOUSE_TYPE_VSXXX;
                     78:                return 0;
                     79:        }
                     80:
                     81:        return -1;
                     82: }
                     83:
                     84: int
                     85: lkms_input(void *vsc, int data)
                     86: {
                     87:        struct lkms_softc *sc = vsc;
                     88:
                     89:        if (!sc->sc_enabled) {
                     90:                if (sc->sc_selftest > 0) {
                     91:                        sc->sc_selftest--;
                     92:                        if (sc->sc_selftest == 0)
                     93:                                wakeup(&sc->sc_enabled);
                     94:                }
                     95:                return (1);
                     96:        }
                     97:
                     98: #define WSMS_BUTTON1    0x01
                     99: #define WSMS_BUTTON2    0x02
                    100: #define WSMS_BUTTON3    0x04
                    101:
                    102:        if ((data & MOUSE_START_FRAME) != 0)
                    103:                sc->inputstate = 1;
                    104:        else
                    105:                sc->inputstate++;
                    106:
                    107:        if (sc->inputstate == 1) {
                    108:                sc->buttons = 0;
                    109:                if ((data & LEFT_BUTTON) != 0)
                    110:                        sc->buttons |= WSMS_BUTTON1;
                    111:                if ((data & MIDDLE_BUTTON) != 0)
                    112:                        sc->buttons |= WSMS_BUTTON2;
                    113:                if ((data & RIGHT_BUTTON) != 0)
                    114:                        sc->buttons |= WSMS_BUTTON3;
                    115:
                    116:                sc->dx = data & MOUSE_X_SIGN;
                    117:                sc->dy = data & MOUSE_Y_SIGN;
                    118:        } else if (sc->inputstate == 2) {
                    119:                if (sc->dx == 0)
                    120:                        sc->dx = -data;
                    121:                else
                    122:                        sc->dx = data;
                    123:        } else if (sc->inputstate == 3) {
                    124:                sc->inputstate = 0;
                    125:                if (sc->dy == 0)
                    126:                        sc->dy = -data;
                    127:                else
                    128:                        sc->dy = data;
                    129:                wsmouse_input(sc->sc_wsmousedev, sc->buttons,
                    130:                    sc->dx, sc->dy, 0, 0, WSMOUSE_INPUT_DELTA);
                    131:        }
                    132:
                    133:        return (1);
                    134: }