135 lines
4.1 KiB
C
135 lines
4.1 KiB
C
/* $NetBSD: joy_ofisa.c,v 1.11 2006/05/14 21:42:28 elad Exp $ */
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/*-
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* Copyright (c) 1996, 1998 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: joy_ofisa.c,v 1.11 2006/05/14 21:42:28 elad Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/device.h>
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#include <machine/bus.h>
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#include <dev/ofw/openfirm.h>
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#include <dev/isa/isavar.h>
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#include <dev/ofisa/ofisavar.h>
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#include <dev/ic/joyvar.h>
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#define JOY_NPORTS 1 /* XXX should be in a header file */
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int joy_ofisa_match(struct device *, struct cfdata *, void *);
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void joy_ofisa_attach(struct device *, struct device *, void *);
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CFATTACH_DECL(joy_ofisa, sizeof(struct joy_softc),
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joy_ofisa_match, joy_ofisa_attach, NULL, NULL);
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int
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joy_ofisa_match(parent, match, aux)
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struct device *parent;
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struct cfdata *match;
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void *aux;
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{
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struct ofisa_attach_args *aa = aux;
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static const char *const compatible_strings[] = {
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"pnpPNP,b02f", /* generic joystick */
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NULL,
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};
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int rv = 0;
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if (of_compatible(aa->oba.oba_phandle, compatible_strings) != -1)
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rv = 1;
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return (rv);
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}
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void
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joy_ofisa_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 joy_softc *sc = device_private(self);
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struct ofisa_attach_args *aa = aux;
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struct ofisa_reg_desc reg;
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char *model = NULL;
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int n;
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/*
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* We're living on an OFW. We have to ask the OFW what our
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* register property looks like.
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*
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* We expect:
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*
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* 1 i/o register region
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*/
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n = ofisa_reg_get(aa->oba.oba_phandle, ®, 1);
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if (n != 1) {
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printf(": error getting register data\n");
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return;
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}
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if (reg.type != OFISA_REG_TYPE_IO) {
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printf(": register type not i/o\n");
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return;
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}
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if (reg.len != JOY_NPORTS) {
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printf(": weird register size (%lu, expected %d)\n",
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(unsigned long)reg.len, JOY_NPORTS);
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return;
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}
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sc->sc_iot = aa->iot;
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if (bus_space_map(sc->sc_iot, reg.addr, reg.len, 0, &sc->sc_ioh)) {
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printf(": unable to map register space\n");
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return;
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}
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n = OF_getproplen(aa->oba.oba_phandle, "model");
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if (n > 0) {
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model = alloca(n);
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if (OF_getprop(aa->oba.oba_phandle, "model", model, n) != n)
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model = NULL; /* safe; alloca */
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}
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if (model != NULL)
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printf(": %s", model);
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printf("\n");
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joyattach(sc);
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}
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