255 lines
6.7 KiB
C
255 lines
6.7 KiB
C
/* $NetBSD: mms.c,v 1.11 2005/12/11 12:17:06 christos Exp $ */
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/*-
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* Copyright (c) 2001 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: mms.c,v 1.11 2005/12/11 12:17:06 christos Exp $");
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#include <sys/param.h>
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#include <sys/device.h>
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#include <sys/proc.h>
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#include <sys/systm.h>
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#include "wsmouse.h"
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#include <dev/wscons/wsconsio.h>
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#include <dev/wscons/wsmousevar.h>
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#include <dreamcast/dev/maple/maple.h>
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#include <dreamcast/dev/maple/mapleconf.h>
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struct mms_condition {
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uint32_t func_code; /* function code (big endian) */
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uint32_t buttons;
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uint16_t axis1; /* X */
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uint16_t axis2; /* Y */
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uint16_t axis3; /* wheel */
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uint16_t axis4;
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uint16_t axis5;
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uint16_t axis6;
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uint16_t axis7;
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uint16_t axis8;
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};
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#define MMS_BUTTON_C 0x01 /* middle */
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#define MMS_BUTTON_B 0x02 /* right */
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#define MMS_BUTTON_A 0x04 /* left */
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#define MMS_BUTTON_START 0x08 /* thumb */
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#define MMS_BUTTON_MASK 0x0f
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#define MMS_MOVEMENT_BASE 0x200
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#define MMS_MOVEMENT_MAX 0x3ff
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#define MMS_FUNCDATA_AXIS1 0x001
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#define MMS_FUNCDATA_AXIS2 0x002
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#define MMS_FUNCDATA_AXIS3 0x004
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#define MMS_FUNCDATA_AXIS4 0x008
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#define MMS_FUNCDATA_AXIS5 0x010
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#define MMS_FUNCDATA_AXIS6 0x020
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#define MMS_FUNCDATA_AXIS7 0x040
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#define MMS_FUNCDATA_AXIS8 0x080
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#define MMS_FUNCDATA_C 0x100
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#define MMS_FUNCDATA_B 0x200
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#define MMS_FUNCDATA_A 0x400
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#define MMS_FUNCDATA_START 0x800
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struct mms_softc {
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struct device sc_dev;
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struct device *sc_parent;
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struct maple_unit *sc_unit;
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uint32_t sc_oldbuttons;
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struct device *sc_wsmousedev;
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};
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int mms_match(struct device *, struct cfdata *, void *);
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void mms_attach(struct device *, struct device *, void *);
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int mms_detach(struct device *, int);
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CFATTACH_DECL(mms, sizeof(struct mms_softc),
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mms_match, mms_attach, mms_detach, NULL);
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int mms_enable(void *);
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int mms_ioctl(void *, u_long, caddr_t, int, struct lwp *);
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void mms_disable(void *);
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const struct wsmouse_accessops mms_accessops = {
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mms_enable,
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mms_ioctl,
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mms_disable,
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};
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void mms_intr(void *, struct maple_response *, int, int);
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int
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mms_match(struct device *parent, struct cfdata *cf, void *aux)
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{
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struct maple_attach_args *ma = aux;
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return ma->ma_function == MAPLE_FN_MOUSE ? MAPLE_MATCH_FUNC : 0;
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}
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void
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mms_attach(struct device *parent, struct device *self, void *aux)
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{
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struct mms_softc *sc = (void *) self;
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struct maple_attach_args *ma = aux;
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struct wsmousedev_attach_args a;
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uint32_t data;
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printf(": SEGA Dreamcast Mouse\n");
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sc->sc_parent = parent;
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sc->sc_unit = ma->ma_unit;
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data = maple_get_function_data(ma->ma_devinfo,
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MAPLE_FN_MOUSE);
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printf("%s: buttons:", sc->sc_dev.dv_xname);
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if (data & MMS_FUNCDATA_A)
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printf(" left");
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if (data & MMS_FUNCDATA_C)
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printf(" middle");
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if (data & MMS_FUNCDATA_B)
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printf(" right");
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if (data & MMS_FUNCDATA_START)
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printf(" thumb");
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printf("\n");
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sc->sc_oldbuttons = 0;
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a.accessops = &mms_accessops;
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a.accesscookie = sc;
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/*
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* Attach the mouse, saving a handle to it.
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*/
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sc->sc_wsmousedev = config_found(self, &a, wsmousedevprint);
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if (sc->sc_wsmousedev == NULL) {
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/* Nothing more to do here. */
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return;
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}
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maple_set_callback(parent, sc->sc_unit, MAPLE_FN_MOUSE, mms_intr, sc);
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}
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int
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mms_detach(struct device *self, int flags)
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{
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struct mms_softc *sc = (void *) self;
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int rv = 0;
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if (sc->sc_wsmousedev != NULL)
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rv = config_detach(sc->sc_wsmousedev, flags);
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return rv;
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}
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int
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mms_enable(void *v)
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{
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struct mms_softc *sc = v;
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maple_enable_periodic(sc->sc_parent, sc->sc_unit, MAPLE_FN_MOUSE, 1);
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return 0;
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}
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void
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mms_disable(void *v)
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{
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struct mms_softc *sc = v;
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maple_enable_periodic(sc->sc_parent, sc->sc_unit, MAPLE_FN_MOUSE, 0);
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}
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int
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mms_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct lwp *l)
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{
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switch (cmd) {
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case WSMOUSEIO_GTYPE:
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*(u_int *) data = WSMOUSE_TYPE_MAPLE;
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break;
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case WSMOUSEIO_SRES:
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/* XXX */
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return EOPNOTSUPP;
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default:
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return EPASSTHROUGH;
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}
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return 0;
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}
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void
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mms_intr(void *arg, struct maple_response *response, int size, int flags)
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{
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struct mms_softc *sc = arg;
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struct mms_condition *data = (void *) response->data;
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int dx = 0, dy = 0, dz = 0, buttons = 0;
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uint32_t buttonchg;
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if ((flags & MAPLE_FLAG_PERIODIC) == 0 ||
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size < sizeof(*data))
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return;
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data->buttons &= MMS_BUTTON_MASK;
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buttonchg = sc->sc_oldbuttons ^ data->buttons;
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sc->sc_oldbuttons = data->buttons;
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dx = (data->axis1 & MMS_MOVEMENT_MAX) - MMS_MOVEMENT_BASE;
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dy = (data->axis2 & MMS_MOVEMENT_MAX) - MMS_MOVEMENT_BASE;
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dz = (data->axis3 & MMS_MOVEMENT_MAX) - MMS_MOVEMENT_BASE;
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if (dx || dy || dz || buttonchg) {
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if ((data->buttons & MMS_BUTTON_A) == 0)
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buttons |= 0x01;
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if ((data->buttons & MMS_BUTTON_C) == 0)
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buttons |= 0x02;
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if ((data->buttons & MMS_BUTTON_B) == 0)
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buttons |= 0x04;
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if ((data->buttons & MMS_BUTTON_START) == 0)
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buttons |= 0x08;
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wsmouse_input(sc->sc_wsmousedev, buttons,
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dx, -dy, dz, WSMOUSE_INPUT_DELTA);
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}
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}
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