1 /* $NetBSD: joy_isapnp.c,v 1.11 2008/03/26 18:27:07 xtraeme Exp $ */ 2 3 /*- 4 * Copyright (c) 1996 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #include <sys/cdefs.h> 40 __KERNEL_RCSID(0, "$NetBSD: joy_isapnp.c,v 1.11 2008/03/26 18:27:07 xtraeme Exp $"); 41 42 #include <sys/param.h> 43 #include <sys/systm.h> 44 #include <sys/kernel.h> 45 #include <sys/device.h> 46 47 #include <sys/bus.h> 48 49 #include <dev/isa/isavar.h> 50 #include <dev/isapnp/isapnpreg.h> 51 #include <dev/isapnp/isapnpvar.h> 52 #include <dev/isapnp/isapnpdevs.h> 53 54 #include <dev/ic/joyvar.h> 55 56 static int joy_isapnp_match(device_t, cfdata_t, void *); 57 static void joy_isapnp_attach(device_t, device_t, void *); 58 59 CFATTACH_DECL_NEW(joy_isapnp, sizeof(struct joy_softc), 60 joy_isapnp_match, joy_isapnp_attach, NULL, NULL); 61 62 static int 63 joy_isapnp_match(device_t parent, cfdata_t match, void *aux) 64 { 65 int pri, variant; 66 67 pri = isapnp_devmatch(aux, &isapnp_joy_devinfo, &variant); 68 if (pri && variant > 0) 69 pri = 0; 70 return pri; 71 } 72 73 static void 74 joy_isapnp_attach(device_t parent, device_t self, void *aux) 75 { 76 struct joy_softc *sc = device_private(self); 77 struct isapnp_attach_args *ipa = aux; 78 bus_space_handle_t ioh; 79 80 aprint_normal("\n"); 81 82 if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) { 83 aprint_error_dev(self, "error in region allocation\n"); 84 return; 85 } 86 87 if (ipa->ipa_io[0].length == 8) { 88 if (bus_space_subregion(ipa->ipa_iot, ipa->ipa_io[0].h, 1, 1, 89 &ioh) < 0) { 90 aprint_error_dev(self, "error in region allocation\n"); 91 return; 92 } 93 } else 94 ioh = ipa->ipa_io[0].h; 95 96 sc->sc_iot = ipa->ipa_iot; 97 sc->sc_ioh = ioh; 98 sc->sc_dev = self; 99 100 aprint_normal_dev(self, "%s %s\n", ipa->ipa_devident, 101 ipa->ipa_devclass); 102 103 joyattach(sc); 104 } 105