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      1 /*	$NetBSD: init_board.c,v 1.1 2011/01/26 01:18:54 pooka Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2010 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code was written by Alessandro Forin and Neil Pittman
      8  * at Microsoft Research and contributed to The NetBSD Foundation
      9  * by Microsoft Corporation.
     10  *
     11  * Redistribution and use in source and binary forms, with or without
     12  * modification, are permitted provided that the following conditions
     13  * are met:
     14  * 1. Redistributions of source code must retain the above copyright
     15  *    notice, this list of conditions and the following disclaimer.
     16  * 2. Redistributions in binary form must reproduce the above copyright
     17  *    notice, this list of conditions and the following disclaimer in the
     18  *    documentation and/or other materials provided with the distribution.
     19  *
     20  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     30  * POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 
     33 #include <sys/types.h>
     34 #include <mips/cpuregs.h>
     35 #include <stand/common/common.h>
     36 #include <stand/common/prom_iface.h>
     37 
     38 int board_config = 0;
     39 int mem_config = 0;
     40 
     41 int
     42 init_board(void)
     43 {
     44     int i = 0;
     45     if (init_usart())
     46         i |= BOARD_HAS_USART;
     47     if ((mem_config = init_memory()) != 0)
     48         i |= BOARD_HAS_MEM_OK;
     49     if (0 == aceprobe(0))
     50         i |= BOARD_HAS_DISK0;
     51     if (0 == aceprobe(1))
     52         i |= BOARD_HAS_DISK1;
     53     if (enic_present(0))
     54         i |= BOARD_HAS_NET;
     55     board_config = i;
     56     return i;
     57 }
     58 
     59 int getsysid(void)
     60 {
     61     int systype = XS_ML40x;
     62 
     63     /* If it looks like a duck..
     64      * ML402: 1 SRAM, 1 DRAM, 0 Ether
     65      * ML50x: 0 SRAM, 1 DRAM, 1 Ether
     66      * BEE3:  0 SRAM, 2 DRAM, 1 Ether
     67      * NB:  mem_config  returns (nfl<<16) | (nsr << 8) | (ndr << 0);
     68      */
     69     if (board_config & BOARD_HAS_NET) {
     70         if ((mem_config & 0xffff) == 2)
     71             systype = XS_BE3;
     72         else
     73             systype = XS_ML50x;
     74     }
     75 
     76     return MAKESYSID(1,1,systype,MIPS_eMIPS);
     77 }
     78 
     79