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/* $OpenBSD: qscms.c,v 1.1 2006/08/27 16:55:41 miod Exp $ */
/* from OpenBSD: qscms.c,v 1.6 2006/07/31 18:50:13 miod Exp */
/*
* Copyright (c) 2006 Miodrag Vallat.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice, this permission notice, and the disclaimer below
* appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
* 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 D of the SC26C94
*/
#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 <machine/bus.h>
#include <vax/qbus/dzreg.h>
#include <vax/qbus/dzvar.h>
#include <vax/vxt/qscvar.h>
#include <vax/dec/vsmsvar.h>
#include <dev/wscons/wsconsio.h>
#include <dev/wscons/wsmousevar.h>
struct qscms_softc {
struct lkms_softc sc_base;
u_int sc_line;
};
int qscms_match(struct device *, void *, void *);
void qscms_attach(struct device *, struct device *, void *);
struct cfattach qscms_ca = {
sizeof(struct qscms_softc), qscms_match, qscms_attach,
};
int qscms_enable(void *);
void qscms_disable(void *);
const struct wsmouse_accessops qscms_accessops = {
qscms_enable,
lkms_ioctl,
qscms_disable,
};
int
qscms_match(struct device *parent, void *vcf, void *aux)
{
struct qsc_attach_args *qa = aux;
struct cfdata *cf = vcf;
if (cf->cf_loc[0] == qa->qa_line)
return 1;
return 0;
}
void
qscms_attach(struct device *parent, struct device *self, void *aux)
{
struct qscms_softc *qscms = (void *)self;
struct lkms_softc *sc = (void *)self;
struct qsc_attach_args *qa = aux;
struct wsmousedev_attach_args a;
qa->qa_hook->fn = lkms_input;
qa->qa_hook->arg = self;
qscms->sc_line = qa->qa_line;
printf("\n");
a.accessops = &qscms_accessops;
a.accesscookie = qscms;
sc->sc_enabled = 0;
sc->sc_selftest = 0;
sc->sc_wsmousedev = config_found(self, &a, wsmousedevprint);
}
int
qscms_enable(void *v)
{
struct qscms_softc *qscms = v;
struct lkms_softc *sc = v;
if (sc->sc_enabled)
return EBUSY;
sc->sc_selftest = 4; /* wait for 4 byte reply upto 1/2 sec */
qscputc(qscms->sc_line, MOUSE_SELF_TEST);
(void)tsleep(&sc->sc_enabled, TTIPRI, "qscmsopen", hz / 2);
if (sc->sc_selftest != 0) {
sc->sc_selftest = 0;
return ENXIO;
}
DELAY(150);
qscputc(qscms->sc_line, MOUSE_INCREMENTAL);
sc->sc_enabled = 1;
sc->inputstate = 0;
return 0;
}
void
qscms_disable(void *v)
{
struct lkms_softc *sc = v;
sc->sc_enabled = 0;
}
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