1 /* 2 * Copyright (c) 1992, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This software was developed by the Computer Systems Engineering group 6 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 7 * contributed to Berkeley. 8 * 9 * All advertising materials mentioning features or use of this software 10 * must display the following acknowledgement: 11 * This product includes software developed by the University of 12 * California, Lawrence Berkeley Laboratory. 13 * 14 * Redistribution and use in source and binary forms, with or without 15 * modification, are permitted provided that the following conditions 16 * are met: 17 * 1. Redistributions of source code must retain the above copyright 18 * notice, this list of conditions and the following disclaimer. 19 * 2. Redistributions in binary form must reproduce the above copyright 20 * notice, this list of conditions and the following disclaimer in the 21 * documentation and/or other materials provided with the distribution. 22 * 3. All advertising materials mentioning features or use of this software 23 * must display the following acknowledgement: 24 * This product includes software developed by the University of 25 * California, Berkeley and its contributors. 26 * 4. Neither the name of the University nor the names of its contributors 27 * may be used to endorse or promote products derived from this software 28 * without specific prior written permission. 29 * 30 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 31 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 32 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 33 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 34 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 35 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 36 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 37 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 38 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 39 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 40 * SUCH DAMAGE. 41 * 42 * @(#)sbusvar.h 8.1 (Berkeley) 6/11/93 43 * 44 * from: Header: sbusvar.h,v 1.6 92/11/26 02:28:14 torek Exp (LBL) 45 * $Id: sbusvar.h,v 1.1 1993/10/02 10:23:57 deraadt Exp $ 46 */ 47 48 /* 49 * S-bus variables. 50 */ 51 struct sbusdev { 52 struct device *sd_dev; /* backpointer to generic */ 53 struct sbusdev *sd_bchain; /* forward link in bus chain */ 54 void (*sd_reset) __P((struct device *)); 55 }; 56 57 /* 58 * Sbus driver attach arguments. 59 */ 60 struct sbus_attach_args { 61 struct romaux sa_ra; /* name, node, addr, etc */ 62 int sa_slot; /* Sbus slot number */ 63 int sa_offset; /* offset within slot */ 64 }; 65 66 /* variables per Sbus */ 67 struct sbus_softc { 68 struct device sc_dev; /* base device */ 69 int sc_clockfreq; /* clock frequency (in Hz) */ 70 struct sbusdev *sc_sbdev; /* list of all children */ 71 }; 72 73 int sbusdev_match __P((struct cfdata *, void *)); 74 void sbus_establish __P((struct sbusdev *, struct device *)); 75