xref: /netbsd-src/usr.sbin/sysinst/arch/i386/md.h (revision 946379e7b37692fc43f68eb0d1c10daa0a7f3b6c)
1 /*	$NetBSD: md.h,v 1.1 2014/07/26 19:30:45 dholland 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 i386 */
36 
37 
38 #include <machine/cpu.h>
39 #include <sys/types.h>
40 #include <sys/stat.h>
41 #include <sys/bootblock.h>
42 #include <fcntl.h>
43 #include <unistd.h>
44 
45 /* i386 uses the mbr code. */
46 #include "mbr.h"
47 
48 /* constants and defines */
49 #define	DEFUSRSIZE	0
50 #define	DEFSWAPSIZE	(-1)
51 #define	DEFROOTSIZE	32
52 
53 /* Megs required for a full X installation. */
54 #define XNEEDMB 50
55 
56 /* use UFS2 by default for ffs */
57 #define	DEFAULT_UFS2
58 
59 /* have support for booting from UFS2 */
60 #define	HAVE_UFS2_BOOT
61 
62 /* allow using tmpfs for /tmp instead of mfs */
63 #define HAVE_TMPFS
64 
65 /* have file system specific primary boot loader */
66 #define	HAVE_BOOTXX_xFS
67 #define	BOOTXXDIR	"/usr/mdec"
68 #define	BOOTXX_FFSV1	"bootxx_ffsv1"
69 #define	BOOTXX_FFSV2	"bootxx_ffsv2"
70 
71 /*
72  *  Default filesets to fetch and install during installation
73  *  or upgrade. The standard sets are:
74  *      base etc comp games man misc tests text xbase xcomp xetc xfont xserver
75  */
76 
77 #define SET_KERNEL_GENERIC	SET_KERNEL_1
78 
79 #define SET_KERNEL_1_NAME	"kern-GENERIC"
80 
81 /*
82  * Disk names accepted as valid targets for a from-scratch installation.
83  *
84  * On i386, we allow "wd"  ST-506/IDE disks,  "sd" scsi disks, "ld" logical
85  * disks, "ed" IBM ESDI disks, "raid" raidframe disks
86  */
87 #define DISK_NAMES "wd", "sd", "ld", "ed", "raid:no_mbr", "xbd:no_mbr"
88 
89 /*
90  * Machine-specific command to write a new label to a disk.
91  * For example, i386  uses "/sbin/disklabel -w -r", just like i386
92  * miniroot scripts, though this may leave a bogus incore label.
93  * Sun ports should probably use  DISKLABEL_CMD "/sbin/disklabel -w"
94  * to get incore  to ondisk inode translation for the Sun proms.
95  * If not defined, we assume the port does not support disklabels and
96  * hand-edited disklabel will NOT be written by MI code.
97  *
98  * On i386, do what the 1.2 install scripts did.
99  */
100 #define DISKLABEL_CMD "disklabel -w -r"
101 
102 #define _PATH_MBR	DEFAULT_BOOTDIR "/" DEFAULT_BOOTCODE
103 #define _PATH_BOOTSEL	DEFAULT_BOOTDIR "/" DEFAULT_BOOTSELCODE
104 #define _PATH_BOOTEXT	DEFAULT_BOOTDIR "/" DEFAULT_BOOTEXTCODE
105 
106 extern struct mbr_bootsel *mbs;
107 
108 /* i386 can still have old mcd ISA devices */
109 #ifdef CD_NAMES
110 #undef CD_NAMES
111 #endif
112 #define CD_NAMES "cd0a","mcd0a"
113 
114 /*
115  *  prototypes for MD code.
116  */
117