/* $NetBSD: mainbus.c,v 1.7 2005/12/11 12:18:13 christos Exp $ */ /* * Copyright (c) 1994, 1995 Carnegie-Mellon University. * All rights reserved. * * Author: Chris G. Demetriou * DECstation port: Jonathan Stone * * Permission to use, copy, modify and distribute this software and * its documentation is hereby granted, provided that both the copyright * notice and this permission notice appear in all copies of the * software, derivative works or modified versions, and any portions * thereof, and that both notices appear in supporting documentation. * * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. * * Carnegie Mellon requests users of this software to return to * * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU * School of Computer Science * Carnegie Mellon University * Pittsburgh PA 15213-3890 * * any improvements or extensions that they make and grant Carnegie the * rights to redistribute these changes. */ #include <sys/cdefs.h> __KERNEL_RCSID(0, "$NetBSD: mainbus.c,v 1.7 2005/12/11 12:18:13 christos Exp $"); #include <sys/param.h> #include <sys/systm.h> #include <sys/device.h> #include <sys/reboot.h> #include <machine/autoconf.h> struct mainbus_softc { struct device sc_dev; }; /* Definition of the mainbus driver. */ static int mbmatch __P((struct device *, struct cfdata *, void *)); static void mbattach __P((struct device *, struct device *, void *)); static int mbprint __P((void *, const char *)); CFATTACH_DECL(mainbus, sizeof(struct mainbus_softc), mbmatch, mbattach, NULL, NULL); static int mb_attached; static int mbmatch(parent, cfdata, aux) struct device *parent; struct cfdata *cfdata; void *aux; { if (mb_attached) return 0; return 1; } static void mbattach(parent, self, aux) struct device *parent; struct device *self; void *aux; { register struct device *mb = self; struct confargs nca; mb_attached = 1; printf("\n"); nca.ca_name = "cpu"; nca.ca_addr = 0; config_found(mb, &nca, mbprint); nca.ca_name = "obio"; nca.ca_addr = 0; config_found(self, &nca, NULL); nca.ca_name = "isabus"; /* XXX */ nca.ca_addr = 0; config_found(self, &nca, NULL); } static int mbprint(aux, pnp) void *aux; const char *pnp; { if (pnp) return QUIET; return UNCONF; }