NetBSD/usr.sbin/installboot/installboot.h

180 lines
6.2 KiB
C

/* $NetBSD: installboot.h,v 1.19 2003/04/15 14:22:13 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_CONFIG_H
#include "config.h"
#include "../../sys/sys/bootblock.h"
#else
#include <sys/bootblock.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 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 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 */