summaryrefslogtreecommitdiff
path: root/usr.sbin/installboot/installboot.h
blob: 6bbd1a1a6eafc5a221248d6de8b93478318a810c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
/*	$NetBSD: installboot.h,v 1.23 2003/11/08 16:44:35 dsl Exp $	*/

/*-
 * Copyright (c) 2002 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Luke Mewburn of Wasabi Systems.
 *
 * 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.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the NetBSD
 *	Foundation, Inc. and its contributors.
 * 4. Neither the name of The NetBSD Foundation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * 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.
 */

#ifndef	_INSTALLBOOT_H
#define	_INSTALLBOOT_H

#if HAVE_NBTOOL_CONFIG_H
#include "nbtool_config.h"
#include "../../sys/sys/bootblock.h"
#else
#include <sys/bootblock.h>
#include <sys/endian.h>
#endif

#include <sys/stat.h>
#include <stdint.h>

typedef enum {
				/* flags from global options */
	IB_VERBOSE =	1<<0,		/* verbose operation */
	IB_NOWRITE =	1<<1,		/* don't write */
	IB_CLEAR =	1<<2,		/* clear boot block */

				/* flags from -o options */
	IB_ALPHASUM =	1<<8,		/* set Alpha checksum */
	IB_APPEND =	1<<9,		/* append stage 1 to EO(regular)F */
	IB_SUNSUM =	1<<10,		/* set Sun checksum */
	IB_STAGE1START=	1<<11,		/* start block for stage 1 provided */
	IB_STAGE2START=	1<<12,		/* start block for stage 2 provided */
	IB_COMMAND = 	1<<13,		/* Amiga commandline option */
	IB_RESETVIDEO =	1<<14,		/* i386 reset video */
	IB_CONSOLE =	1<<15,		/* i386 console */
	IB_CONSPEED =	1<<16,		/* i386 console baud rate */
	IB_TIMEOUT =	1<<17,		/* i386 boot timeout */
	IB_PASSWORD =	1<<18,		/* i386 boot password */
} ib_flags;

typedef struct {
	ib_flags	 flags;		/* flags (see above) */
	struct ib_mach	*machine;	/* machine details (see below) */
	struct ib_fs	*fstype;	/* file system details (see below) */
	const char	*filesystem;	/* name of target file system */
	int		 fsfd;		/*  open fd to filesystem */
	struct stat	 fsstat;	/*  fstat(2) of fsfd */
	const char	*stage1;	/* name of stage1 bootstrap */
	int		 s1fd;		/*  open fd to stage1 */
	struct stat	 s1stat;	/*  fstat(2) of s1fd */
	uint64_t	 s1start;	/*  start block of stage1 */
	const char	*stage2;	/* name of stage2 bootstrap */
	uint64_t	 s2start;	/*  start block of stage2 */
		/* parsed -o option=value data */
	const char	*command;	/* name of command string */
	const char	*console;	/* name of console */
	int		 conspeed;	/* console baud rate */
	const char	*password;	/* boot password */
	int		 timeout;	/* interactive boot timeout */
} ib_params;

typedef struct {
	uint64_t	block;
	uint32_t	blocksize;
} ib_block;

struct ib_mach {
	const char	*name;
	int		(*setboot)	(ib_params *);
	int		(*clearboot)	(ib_params *);
	ib_flags	valid_flags;
};

struct ib_fs {
		/* compile time parameters */
	const char	*name;
	int		(*match)	(ib_params *);
	int		(*findstage2)	(ib_params *, uint32_t *, ib_block *);
		/* run time fs specific parameters */
	uint32_t	 blocksize;
	uint32_t	 needswap;
	off_t		sblockloc;	/* location of superblock */
};

typedef enum {
	BBINFO_BIG_ENDIAN =	0,
	BBINFO_LITTLE_ENDIAN =	1,
} bbinfo_endian;

struct bbinfo_params {
	const char	*magic;		/* magic string to look for */
	uint32_t	offset;		/* offset to write start of stage1 */
	uint32_t	blocksize;	/* blocksize of stage1 */
	uint32_t	maxsize;	/* max size of stage1 */
	uint32_t	headeroffset;	/*
					 * header offset (relative to offset)
					 * to read stage1 into
					 */
	bbinfo_endian	endian;
};

extern struct ib_mach	machines[];
extern struct ib_fs	fstypes[];

	/* installboot.c */
uint16_t	compute_sunsum(const uint16_t *);
int		set_sunsum(ib_params *, uint16_t *, uint16_t);
int		no_setboot(ib_params *);
int		no_clearboot(ib_params *);

	/* bbinfo.c */
int		shared_bbinfo_clearboot(ib_params *, struct bbinfo_params *,
		    int (*)(ib_params *, struct bbinfo_params *, uint8_t *));
int		shared_bbinfo_setboot(ib_params *, struct bbinfo_params *,
		    int (*)(ib_params *, struct bbinfo_params *, uint8_t *));

	/* fstypes.c */
int		hardcode_stage2(ib_params *, uint32_t *, ib_block *);
int		ffs_match(ib_params *);
int		ffs_findstage2(ib_params *, uint32_t *, ib_block *);
int		raw_match(ib_params *);
int		raw_findstage2(ib_params *, uint32_t *, ib_block *);

	/* machines.c */
int		alpha_setboot(ib_params *);
int		alpha_clearboot(ib_params *);
int		amiga_setboot(ib_params *);
int		hp300_setboot(ib_params *);
int		i386_setboot(ib_params *);
int		macppc_setboot(ib_params *);
int		macppc_clearboot(ib_params *);
int		news68k_setboot(ib_params *);
int		news68k_clearboot(ib_params *);
int		next68k_setboot(ib_params *);
int		newsmips_setboot(ib_params *);
int		newsmips_clearboot(ib_params *);
int		pmax_setboot(ib_params *);
int		pmax_clearboot(ib_params *);
int		sparc_setboot(ib_params *);
int		sparc_clearboot(ib_params *);
int		sparc64_setboot(ib_params *);
int		sparc64_clearboot(ib_params *);
int		sun68k_setboot(ib_params *);
int		sun68k_clearboot(ib_params *);
int		vax_setboot(ib_params *);
int		vax_clearboot(ib_params *);
int		x68k_setboot(ib_params *);
int		x68k_clearboot(ib_params *);

#endif	/* _INSTALLBOOT_H */