250 lines
6.1 KiB
C
250 lines
6.1 KiB
C
/* $NetBSD: dzms.c,v 1.17 2007/10/19 11:59:40 ad Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1992, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* This software was developed by the Computer Systems Engineering group
|
|
* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
|
|
* contributed to Berkeley.
|
|
*
|
|
* All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Lawrence Berkeley Laboratory.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* @(#)ms.c 8.1 (Berkeley) 6/11/93
|
|
*/
|
|
|
|
/*
|
|
* VSXXX mice attached to line 1 of the DZ*
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: dzms.c,v 1.17 2007/10/19 11:59:40 ad Exp $");
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/device.h>
|
|
#include <sys/ioctl.h>
|
|
#include <sys/syslog.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/proc.h>
|
|
#include <sys/tty.h>
|
|
|
|
#include <sys/bus.h>
|
|
|
|
#include <dev/dec/dzreg.h>
|
|
#include <dev/dec/dzvar.h>
|
|
#include <dev/dec/dzkbdvar.h>
|
|
#include <dev/dec/lk201.h>
|
|
|
|
#include <dev/wscons/wsconsio.h>
|
|
#include <dev/wscons/wsmousevar.h>
|
|
|
|
#include "locators.h"
|
|
|
|
struct dzms_softc { /* driver status information */
|
|
struct device dzms_dev; /* required first: base device */
|
|
struct dz_linestate *dzms_ls;
|
|
|
|
int sc_enabled; /* input enabled? */
|
|
int sc_selftest;
|
|
|
|
int inputstate;
|
|
u_int buttons;
|
|
int dx, dy;
|
|
|
|
struct device *sc_wsmousedev;
|
|
};
|
|
|
|
static int dzms_match(struct device *, struct cfdata *, void *);
|
|
static void dzms_attach(struct device *, struct device *, void *);
|
|
static int dzms_input(void *, int);
|
|
|
|
CFATTACH_DECL(dzms, sizeof(struct dzms_softc),
|
|
dzms_match, dzms_attach, NULL, NULL);
|
|
|
|
static int dzms_enable(void *);
|
|
static int dzms_ioctl(void *, u_long, void *, int, struct lwp *);
|
|
static void dzms_disable(void *);
|
|
|
|
const struct wsmouse_accessops dzms_accessops = {
|
|
dzms_enable,
|
|
dzms_ioctl,
|
|
dzms_disable,
|
|
};
|
|
|
|
static int
|
|
dzms_match(parent, cf, aux)
|
|
struct device *parent;
|
|
struct cfdata *cf;
|
|
void *aux;
|
|
{
|
|
struct dzkm_attach_args *daa = aux;
|
|
|
|
/* Exact match is better than wildcard. */
|
|
if (cf->cf_loc[DZCF_LINE] == daa->daa_line)
|
|
return 2;
|
|
|
|
/* This driver accepts wildcard. */
|
|
if (cf->cf_loc[DZCF_LINE] == DZCF_LINE_DEFAULT)
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
dzms_attach(parent, self, aux)
|
|
struct device *parent, *self;
|
|
void *aux;
|
|
{
|
|
struct dz_softc *dz = device_private(parent);
|
|
struct dzms_softc *dzms = device_private(self);
|
|
struct dzkm_attach_args *daa = aux;
|
|
struct dz_linestate *ls;
|
|
struct wsmousedev_attach_args a;
|
|
|
|
dz->sc_dz[daa->daa_line].dz_catch = dzms_input;
|
|
dz->sc_dz[daa->daa_line].dz_private = dzms;
|
|
ls = &dz->sc_dz[daa->daa_line];
|
|
dzms->dzms_ls = ls;
|
|
|
|
printf("\n");
|
|
|
|
a.accessops = &dzms_accessops;
|
|
a.accesscookie = dzms;
|
|
|
|
dzms->sc_enabled = 0;
|
|
dzms->sc_selftest = 0;
|
|
dzms->sc_wsmousedev = config_found(self, &a, wsmousedevprint);
|
|
}
|
|
|
|
static int
|
|
dzms_enable(v)
|
|
void *v;
|
|
{
|
|
struct dzms_softc *sc = v;
|
|
|
|
if (sc->sc_enabled)
|
|
return EBUSY;
|
|
|
|
sc->sc_selftest = 4; /* wait for 4 byte reply upto 1/2 sec */
|
|
dzputc(sc->dzms_ls, MOUSE_SELF_TEST);
|
|
(void)tsleep(dzms_enable, TTIPRI, "dzmsopen", hz / 2);
|
|
if (sc->sc_selftest != 0) {
|
|
sc->sc_selftest = 0;
|
|
return ENXIO;
|
|
}
|
|
DELAY(150);
|
|
dzputc(sc->dzms_ls, MOUSE_INCREMENTAL);
|
|
sc->sc_enabled = 1;
|
|
sc->inputstate = 0;
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
dzms_disable(v)
|
|
void *v;
|
|
{
|
|
struct dzms_softc *sc = v;
|
|
|
|
sc->sc_enabled = 0;
|
|
}
|
|
|
|
static int
|
|
dzms_ioctl(v, cmd, data, flag, l)
|
|
void *v;
|
|
u_long cmd;
|
|
void *data;
|
|
int flag;
|
|
struct lwp *l;
|
|
{
|
|
if (cmd == WSMOUSEIO_GTYPE) {
|
|
*(u_int *)data = WSMOUSE_TYPE_VSXXX;
|
|
return 0;
|
|
}
|
|
return EPASSTHROUGH;
|
|
}
|
|
|
|
static int
|
|
dzms_input(vsc, data)
|
|
void *vsc;
|
|
int data;
|
|
{
|
|
struct dzms_softc *sc = vsc;
|
|
|
|
if (sc->sc_enabled == 0) {
|
|
if (sc->sc_selftest > 0) {
|
|
sc->sc_selftest -= 1;
|
|
if (sc->sc_selftest == 0)
|
|
wakeup(dzms_enable);
|
|
}
|
|
return (1);
|
|
}
|
|
|
|
#define WSMS_BUTTON1 0x01
|
|
#define WSMS_BUTTON2 0x02
|
|
#define WSMS_BUTTON3 0x04
|
|
|
|
if ((data & MOUSE_START_FRAME) != 0)
|
|
sc->inputstate = 1;
|
|
else
|
|
sc->inputstate++;
|
|
|
|
if (sc->inputstate == 1) {
|
|
sc->buttons = 0;
|
|
if ((data & LEFT_BUTTON) != 0)
|
|
sc->buttons |= WSMS_BUTTON1;
|
|
if ((data & MIDDLE_BUTTON) != 0)
|
|
sc->buttons |= WSMS_BUTTON2;
|
|
if ((data & RIGHT_BUTTON) != 0)
|
|
sc->buttons |= WSMS_BUTTON3;
|
|
|
|
sc->dx = data & MOUSE_X_SIGN;
|
|
sc->dy = data & MOUSE_Y_SIGN;
|
|
} else if (sc->inputstate == 2) {
|
|
if (sc->dx == 0)
|
|
sc->dx = -data;
|
|
else
|
|
sc->dx = data;
|
|
} else if (sc->inputstate == 3) {
|
|
sc->inputstate = 0;
|
|
if (sc->dy == 0)
|
|
sc->dy = -data;
|
|
else
|
|
sc->dy = data;
|
|
wsmouse_input(sc->sc_wsmousedev,
|
|
sc->buttons,
|
|
sc->dx, sc->dy, 0, 0,
|
|
WSMOUSE_INPUT_DELTA);
|
|
}
|
|
|
|
return(1);
|
|
}
|
|
|