1 /* $NetBSD: g2bus.c,v 1.12 2005/12/11 12:17:06 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 2001 Marcus Comstedt 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Marcus Comstedt. 18 * 4. Neither the name of The NetBSD Foundation nor the names of its 19 * contributors may be used to endorse or promote products derived 20 * from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 25 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32 * POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 36 #include <sys/cdefs.h> 37 __KERNEL_RCSID(0, "$NetBSD: g2bus.c,v 1.12 2005/12/11 12:17:06 christos Exp $"); 38 39 #include <sys/param.h> 40 #include <sys/systm.h> 41 #include <sys/kernel.h> 42 #include <sys/conf.h> 43 #include <sys/malloc.h> 44 #include <sys/device.h> 45 #include <sys/proc.h> 46 47 #include <dreamcast/dev/g2/g2busvar.h> 48 49 int g2busmatch(struct device *, struct cfdata *, void *); 50 void g2busattach(struct device *, struct device *, void *); 51 int g2busprint(void *, const char *); 52 53 CFATTACH_DECL(g2bus, sizeof(struct g2bus_softc), 54 g2busmatch, g2busattach, NULL, NULL); 55 56 int g2bussearch(struct device *, struct cfdata *, 57 const int *, void *); 58 59 int 60 g2busmatch(struct device *parent, struct cfdata *cf, void *aux) 61 { 62 63 return 1; 64 } 65 66 void 67 g2busattach(struct device *parent, struct device *self, void *aux) 68 { 69 struct g2bus_softc *sc = (void *) self; 70 struct g2bus_attach_args ga; 71 72 printf("\n"); 73 74 TAILQ_INIT(&sc->sc_subdevs); 75 76 g2bus_bus_mem_init(sc); 77 78 ga.ga_memt = &sc->sc_memt; 79 80 config_search_ia(g2bussearch, self, "g2bus", &ga); 81 } 82 83 int 84 g2busprint(void *aux, const char *pnp) 85 { 86 87 return UNCONF; 88 } 89 90 int 91 g2bussearch(struct device *parent, struct cfdata *cf, 92 const int *ldesc, void *aux) 93 { 94 95 if (config_match(parent, cf, aux) > 0) 96 config_attach(parent, cf, aux, g2busprint); 97 98 return 0; 99 } 100