/* $OpenBSD: dzms.c,v 1.7 2006/08/27 16:52:15 miod Exp $ */ /* $NetBSD: dzms.c,v 1.1 2000/12/02 17:03:55 ragge 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/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/dec/dzkbdvar.h> #include <vax/dec/vsmsvar.h> #include <dev/wscons/wsconsio.h> #include <dev/wscons/wsmousevar.h> struct dzms_softc { /* driver status information */ struct lkms_softc sc_base; struct dz_linestate *dzms_ls; }; int dzms_match(struct device *, struct cfdata *, void *); void dzms_attach(struct device *, struct device *, void *); struct cfattach dzms_ca = { sizeof(struct dzms_softc), (cfmatch_t)dzms_match, dzms_attach, }; int dzms_enable(void *); void dzms_disable(void *); const struct wsmouse_accessops dzms_accessops = { dzms_enable, lkms_ioctl, dzms_disable, }; int dzms_match(struct device *parent, struct cfdata *cf, void *aux) { struct dzkm_attach_args *daa = aux; #define DZCF_LINE 0 #define DZCF_LINE_DEFAULT 1 /* 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; } void dzms_attach(struct device *parent, struct device *self, void *aux) { struct dz_softc *dz = (void *)parent; struct dzms_softc *dzms = (void *)self; struct lkms_softc *sc = (void *)self; struct dzkm_attach_args *daa = aux; struct dz_linestate *ls; struct wsmousedev_attach_args a; dz->sc_dz[daa->daa_line].dz_catch = lkms_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; sc->sc_enabled = 0; sc->sc_selftest = 0; sc->sc_wsmousedev = config_found(self, &a, wsmousedevprint); } int dzms_enable(void *v) { struct dzms_softc *dzms = 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 */ dzputc(dzms->dzms_ls, MOUSE_SELF_TEST); (void)tsleep(&sc->sc_enabled, TTIPRI, "dzmsopen", hz / 2); if (sc->sc_selftest != 0) { sc->sc_selftest = 0; return ENXIO; } DELAY(150); dzputc(dzms->dzms_ls, MOUSE_INCREMENTAL); sc->sc_enabled = 1; sc->inputstate = 0; return 0; } void dzms_disable(void *v) { struct lkms_softc *sc = v; sc->sc_enabled = 0; }