1/* $NetBSD: joy_isapnp.c,v 1.13 2011/11/23 23:07:33 jmcneill Exp $ */ 2 3/*- 4 * Copyright (c) 1996, 2008 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#include <sys/cdefs.h> 33__KERNEL_RCSID(0, "$NetBSD: joy_isapnp.c,v 1.13 2011/11/23 23:07:33 jmcneill Exp $"); 34 35#include <sys/param.h> 36#include <sys/systm.h> 37#include <sys/kernel.h> 38#include <sys/device.h> 39 40#include <sys/bus.h> 41 42#include <dev/isa/isavar.h> 43#include <dev/isapnp/isapnpreg.h> 44#include <dev/isapnp/isapnpvar.h> 45#include <dev/isapnp/isapnpdevs.h> 46 47#include <dev/ic/joyvar.h> 48 49struct joy_isapnp_softc { 50 struct joy_softc sc_joy; 51 kmutex_t sc_lock; 52}; 53 54static int joy_isapnp_match(device_t, cfdata_t, void *); 55static void joy_isapnp_attach(device_t, device_t, void *); 56 57CFATTACH_DECL_NEW(joy_isapnp, sizeof(struct joy_isapnp_softc), 58 joy_isapnp_match, joy_isapnp_attach, NULL, NULL); 59 60static int 61joy_isapnp_match(device_t parent, cfdata_t match, void *aux) 62{ 63 int pri, variant; 64 65 pri = isapnp_devmatch(aux, &isapnp_joy_devinfo, &variant); 66 if (pri && variant > 0) 67 pri = 0; 68 return pri; 69} 70 71static void 72joy_isapnp_attach(device_t parent, device_t self, void *aux) 73{ 74 struct joy_isapnp_softc *isc = device_private(self); 75 struct joy_softc *sc = &isc->sc_joy; 76 struct isapnp_attach_args *ipa = aux; 77 bus_space_handle_t ioh; 78 79 aprint_normal("\n"); 80 81 if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) { 82 aprint_error_dev(self, "error in region allocation\n"); 83 return; 84 } 85 86 if (ipa->ipa_io[0].length == 8) { 87 if (bus_space_subregion(ipa->ipa_iot, ipa->ipa_io[0].h, 1, 1, 88 &ioh) < 0) { 89 aprint_error_dev(self, "error in region allocation\n"); 90 return; 91 } 92 } else 93 ioh = ipa->ipa_io[0].h; 94 95 mutex_init(&isc->sc_lock, MUTEX_DEFAULT, IPL_NONE); 96 97 sc->sc_iot = ipa->ipa_iot; 98 sc->sc_ioh = ioh; 99 sc->sc_dev = self; 100 sc->sc_lock = &isc->sc_lock; 101 102 aprint_normal_dev(self, "%s %s\n", ipa->ipa_devident, 103 ipa->ipa_devclass); 104 105 joyattach(sc); 106} 107