115 lines
3.5 KiB
C
115 lines
3.5 KiB
C
/* $NetBSD: pms_iomd.c,v 1.3 1999/01/23 22:18:43 sommerfe Exp $ */
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/*-
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* Copyright (c) 1996 D.C. Tsen
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* Copyright (c) 1994 Charles M. Hannum.
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* Copyright (c) 1992, 1993 Erik Forsberg.
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* All rights reserved.
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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 RiscBSD team.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* from:pms.c,v 1.24 1995/12/24 02:30:28 mycroft Exp
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*/
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/*
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* Ported from 386 version of PS/2 mouse driver.
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* D.C. Tsen
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*/
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#include <sys/param.h>
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#include <sys/kernel.h>
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#include <sys/systm.h>
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#include <sys/buf.h>
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#include <sys/malloc.h>
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#include <sys/proc.h>
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#include <sys/device.h>
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#include <sys/select.h>
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#include <sys/tty.h>
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#include <machine/bus.h>
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#include <machine/irqhandler.h>
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#include <arm32/dev/pmsvar.h>
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#include <arm32/iomd/iomdvar.h>
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static int pms_iomd_probe __P((struct device *, struct cfdata *, void *));
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static void pms_iomd_attach __P((struct device *, struct device *, void *));
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static void pms_iomd_intenable __P((struct pms_softc *sc, int enable));
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struct cfattach opms_iomd_ca = {
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sizeof(struct pms_softc), pms_iomd_probe, pms_iomd_attach
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};
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static int
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pms_iomd_probe(parent, cf, aux)
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struct device *parent;
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struct cfdata *cf;
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void *aux;
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{
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struct pms_attach_args *pa = aux;
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if (strcmp(pa->pa_name, "pms") == 0)
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return(1);
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return(0);
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}
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static void
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pms_iomd_attach(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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struct pms_softc *sc = (void *)self;
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struct pms_attach_args *pa = aux;
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sc->sc_iot = pa->pa_iot;
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sc->sc_ioh = pa->pa_ioh;
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sc->sc_irqnum = pa->pa_irq;
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sc->sc_intenable = pms_iomd_intenable;
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if (pmsinit(sc) != 1) {
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printf("Mouse not present\n");
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}
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printf("\n");
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}
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static void
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pms_iomd_intenable(sc, enable)
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struct pms_softc *sc;
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int enable;
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{
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if (enable) {
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sc->sc_ih = intr_claim(sc->sc_irqnum, IPL_TTY, "pms", pmsintr, sc);
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if (!sc->sc_ih)
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panic("%s: Cannot claim interrupt\n", sc->sc_dev.dv_xname);
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} else {
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if (intr_release(sc->sc_ih) != 0)
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panic("%s: Cannot release IRQ\n", sc->sc_dev.dv_xname);
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}
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}
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/* End of pms_iomd.c */
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