1 /* $NetBSD: mainbus.c,v 1.12 2014/03/31 11:25:49 martin Exp $ */ 2 3 /*- 4 * Copyright (c) 2001 The NetBSD Foundation, Inc. 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 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __KERNEL_RCSID(0, "$NetBSD: mainbus.c,v 1.12 2014/03/31 11:25:49 martin Exp $"); 31 32 #include <sys/param.h> 33 #include <sys/systm.h> 34 35 #include <machine/autoconf.h> 36 37 static int mainbus_match(struct device *, struct cfdata *, void *); 38 static void mainbus_attach(struct device *, struct device *, void *); 39 static int mainbus_search(struct device *, struct cfdata *, 40 const int *, void *); 41 static int mainbus_print(void *, const char *); 42 43 CFATTACH_DECL(mainbus, sizeof(struct device), 44 mainbus_match, mainbus_attach, NULL, NULL); 45 46 static int 47 mainbus_match(struct device *parent, struct cfdata *cf, void *aux) 48 { 49 50 return (1); 51 } 52 53 static void 54 mainbus_attach(struct device *parent, struct device *self, void *aux) 55 { 56 57 printf("\n"); 58 59 /* attach CPU first */ 60 config_found(self, &(struct mainbus_attach_args){.ma_name = "cpu"}, 61 mainbus_print); 62 63 config_search_ia(mainbus_search, self, "mainbus", 0); 64 } 65 66 static int 67 mainbus_search(struct device *parent, struct cfdata *cf, 68 const int *ldesc, void *aux) 69 { 70 struct mainbus_attach_args ma; 71 72 ma.ma_name = cf->cf_name; 73 if (config_match(parent, cf, &ma)) 74 config_attach(parent, cf, &ma, mainbus_print); 75 76 return (0); 77 } 78 79 static int 80 mainbus_print(void *aux, const char *pnp) 81 { 82 83 return (pnp ? QUIET : UNCONF); 84 } 85