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