1/* $NetBSD: au_chipdep.c,v 1.3 2011/07/01 18:39:29 dyoung Exp $ */ 2 3/*- 4 * Copyright (c) 2006 Itronix Inc. 5 * All rights reserved. 6 * 7 * Written by Garrett D'Amore for Itronix Inc. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. The name of Itronix Inc. may not be used to endorse 18 * or promote products derived from this software without specific 19 * prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ITRONIX INC. BE LIABLE FOR ANY 25 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 26 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 27 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 28 * ON ANY THEORY OF LIABILITY, WHETHER IN 29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 31 * POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34#include <sys/cdefs.h> 35__KERNEL_RCSID(0, "$NetBSD: au_chipdep.c,v 1.3 2011/07/01 18:39:29 dyoung Exp $"); 36 37#include <sys/param.h> 38#include <sys/bus.h> 39#include <mips/locore.h> 40#include <mips/alchemy/include/aureg.h> 41#include <mips/alchemy/include/auvar.h> 42 43struct au_chipdep * 44au_chipdep(void) 45{ 46 47 static struct au_chipdep *au_chip = NULL; 48 49 if (au_chip != NULL) 50 return (au_chip); 51 52 if ((au_chip == NULL) && 53#ifdef ALCHEMY_AU1000 54 (!au1000_match(&au_chip)) && 55#endif 56#ifdef ALCHEMY_AU1100 57 (!au1100_match(&au_chip)) && 58#endif 59#ifdef ALCHEMY_AU1500 60 (!au1500_match(&au_chip)) && 61#endif 62#ifdef ALCHEMY_AU1550 63 (!au1550_match(&au_chip)) && 64#endif 65 (au_chip == NULL)) { 66 panic("Alchemy SOC %x either not configured or not supported!", 67 mips_options.mips_cpu_id); 68 } 69 return (au_chip); 70} 71