/* $NetBSD: au_chipdep.c,v 1.5 2015/06/09 22:50:50 matt Exp $ */

/*-
* Copyright (c) 2006 Itronix Inc.
* All rights reserved.
*
* Written by Garrett D'Amore for Itronix Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. The name of Itronix Inc. may not be used to endorse
*    or promote products derived from this software without specific
*    prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL ITRONIX INC. BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: au_chipdep.c,v 1.5 2015/06/09 22:50:50 matt Exp $");

#include <sys/param.h>
#include <sys/bus.h>
#include <sys/cpu.h>

#include <mips/locore.h>
#include <mips/alchemy/include/aureg.h>
#include <mips/alchemy/include/auvar.h>

struct au_chipdep *
au_chipdep(void)
{

       static struct au_chipdep *au_chip = NULL;

       if (au_chip != NULL)
               return (au_chip);

       if ((au_chip == NULL) &&
#ifdef  ALCHEMY_AU1000
           (!au1000_match(&au_chip)) &&
#endif
#ifdef  ALCHEMY_AU1100
           (!au1100_match(&au_chip)) &&
#endif
#ifdef  ALCHEMY_AU1500
           (!au1500_match(&au_chip)) &&
#endif
#ifdef  ALCHEMY_AU1550
           (!au1550_match(&au_chip)) &&
#endif
           (au_chip == NULL)) {
               panic("Alchemy SOC %x either not configured or not supported!",
                   mips_options.mips_cpu_id);
       }
       return (au_chip);
}