netbsd/sys/arch/emips/stand/common/init_board.c
2013-04-06 16:48:33 +02:00

79 lines
2.6 KiB
C

/* $NetBSD: init_board.c,v 1.1 2011/01/26 01:18:54 pooka Exp $ */
/*-
* Copyright (c) 2010 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code was written by Alessandro Forin and Neil Pittman
* at Microsoft Research and contributed to The NetBSD Foundation
* by Microsoft Corporation.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``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 THE FOUNDATION OR CONTRIBUTORS
* 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/types.h>
#include <mips/cpuregs.h>
#include <stand/common/common.h>
#include <stand/common/prom_iface.h>
int board_config = 0;
int mem_config = 0;
int
init_board(void)
{
int i = 0;
if (init_usart())
i |= BOARD_HAS_USART;
if ((mem_config = init_memory()) != 0)
i |= BOARD_HAS_MEM_OK;
if (0 == aceprobe(0))
i |= BOARD_HAS_DISK0;
if (0 == aceprobe(1))
i |= BOARD_HAS_DISK1;
if (enic_present(0))
i |= BOARD_HAS_NET;
board_config = i;
return i;
}
int getsysid(void)
{
int systype = XS_ML40x;
/* If it looks like a duck..
* ML402: 1 SRAM, 1 DRAM, 0 Ether
* ML50x: 0 SRAM, 1 DRAM, 1 Ether
* BEE3: 0 SRAM, 2 DRAM, 1 Ether
* NB: mem_config returns (nfl<<16) | (nsr << 8) | (ndr << 0);
*/
if (board_config & BOARD_HAS_NET) {
if ((mem_config & 0xffff) == 2)
systype = XS_BE3;
else
systype = XS_ML50x;
}
return MAKESYSID(1,1,systype,MIPS_eMIPS);
}