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genericbd.c revision 1.4 
      1 /* $NetBSD: genericbd.c,v 1.4 2011/07/10 00:03:52 matt 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: genericbd.c,v 1.4 2011/07/10 00:03:52 matt Exp $");
     36 
     37 #include <sys/param.h>
     38 #include <sys/bus.h>
     39 
     40 #include <mips/locore.h>
     41 
     42 #include <evbmips/alchemy/obiovar.h>
     43 #include <evbmips/alchemy/board.h>
     44 
     45 static void genericbd_init(void);
     46 
     47 /*
     48  * Generically, we have no OBIO devices.
     49  */
     50 static const struct obiodev genericbd_devices[] = {
     51 	{ NULL },
     52 };
     53 
     54 static struct alchemy_board genericbd_info = {
     55 	NULL,
     56 	genericbd_devices,
     57 	genericbd_init,
     58 	NULL,	/* no PCI */
     59 };
     60 
     61 /*
     62  * XXX: A cleaner way would be to get this from the cpu table in the MIPS
     63  * CPU handler code (or even better, have *that* code fill in cpu_model.)
     64  */
     65 static struct {
     66 	int		id;
     67 	const char 	*name;
     68 } cpus[] = {
     69 	{ MIPS_AU1000,	"Generic Alchemy Au1000" },
     70 	{ MIPS_AU1100,	"Generic Alchemy Au1100" },
     71 	{ MIPS_AU1500,  "Generic Alchemy Au1500" },
     72 	{ MIPS_AU1550,	"Generic Alchemy Au1550" },
     73 	{ 0, NULL },
     74 };
     75 
     76 const struct alchemy_board *
     77 board_info(void)
     78 {
     79 	const mips_prid_t cpu_id = mips_options.mips_cpu_id;
     80 
     81 	/* at least try to report the correct processor name */
     82 	if (genericbd_info.ab_name == NULL) {
     83 		int	i;
     84 		for (i = 0; cpus[i].name; i++) {
     85 			if (cpus[i].id == MIPS_PRID_COPTS(cpu_id)) {
     86 				genericbd_info.ab_name = cpus[i].name;
     87 				break;
     88 			}
     89 		}
     90 		if (genericbd_info.ab_name == NULL)
     91 			genericbd_info.ab_name = "Unknown Alchemy";
     92 	}
     93 
     94 	return &genericbd_info;
     95 }
     96 
     97 void
     98 genericbd_init(void)
     99 {
    100 
    101 	/* leave console and clocks alone -- YAMON should have got it right! */
    102 }
    103