1/*	$NetBSD: md.h,v 1.15 2009/04/07 10:45:05 tsutsui Exp $	*/
2
3/*
4 * Copyright 1997 Piermont Information Systems Inc.
5 * All rights reserved.
6 *
7 * Written by Philip A. Nelson for Piermont Information Systems 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 Piermont Information Systems Inc. may not be used to endorse
18 *    or promote products derived from this software without specific prior
19 *    written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
25 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND 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
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 *
33 */
34
35/* md.h -- Machine specific definitions for the arc */
36
37
38#include <machine/cpu.h>
39#include <sys/types.h>
40#include <sys/stat.h>
41#include <fcntl.h>
42#include <unistd.h>
43
44/* arc uses the mbr code. */
45#include "mbr.h"
46
47/* constants and defines */
48#define FAT12_BOOT_SIZE	(2 * 1024 * 1024)	/* 2MB boot partition */
49#define MIN_FAT12_BOOT	(1 * 1024 * 1024)	/* 1MB minimum */
50
51#define PART_ROOT	PART_A
52#define PART_SWAP	PART_B
53#define PART_BSD	PART_C
54#define PART_RAW	PART_D
55#define PART_BOOT_FAT12	PART_E
56#define PART_USR	PART_F
57#define PART_FIRST_FREE	PART_G
58
59/* We want the boot MSDOS partition mounted on /boot */
60#define USE_NEWFS_MSDOS
61#define PART_BOOT_FAT12_PI_FLAGS	(PIF_NEWFS|PIF_MOUNT)
62#define PART_BOOT_FAT12_PI_MOUNT	"/msdos"
63
64/* default partition size */
65#define DEFSWAPRAM	32	/* Assume at least this RAM for swap calc */
66#define DEFSWAPSIZE	128	/* Default swap size */
67#define DEFROOTSIZE	64	/* Default root size, if created */
68#define DEFVARSIZE	64	/* Default /var size, if created */
69#define DEFUSRSIZE	256	/* Default /usr size, if created */
70
71/* Megs required for a full X installation. */
72#define XNEEDMB 100
73
74/* have support for booting from UFS2 */
75#define	HAVE_UFS2_BOOT
76
77
78/*
79 *  Default filesets to fetch and install during installation
80 *  or upgrade. The standard sets are:
81 *      base etc comp games man misc tests text xbase xcomp xetc xfont xserver
82 */
83#define SET_KERNEL_1_NAME	"kern-GENERIC"
84#define MD_SETS_SELECTED	SET_KERNEL_1, SET_SYSTEM, SET_X11_NOSERVERS
85
86/*
87 * Machine-specific command to write a new label to a disk.
88 * For example, arc uses "/sbin/disklabel -w -r", just like i386
89 * miniroot scripts, though this may leave a bogus incore label.
90 * Sun ports should probably use  DISKLABEL_CMD "/sbin/disklabel -w"
91 * to get incore  to ondisk inode translation for the Sun proms.
92 * If not defined, we assume the port does not support disklabels and
93 * hand-edited disklabel will NOT be written by MI code.
94 */
95#define DISKLABEL_CMD "disklabel -w -r"
96