sys/arch/evbmips/alchemy/genericbd.c

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