186 lines
6.5 KiB
C
186 lines
6.5 KiB
C
/* $NetBSD: installboot.h,v 1.38 2011/06/14 05:35:08 matt Exp $ */
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/*-
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* Copyright (c) 2002 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Luke Mewburn of Wasabi Systems.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _INSTALLBOOT_H
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#define _INSTALLBOOT_H
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#if HAVE_NBTOOL_CONFIG_H
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#include "nbtool_config.h"
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#include "../../sys/sys/bootblock.h"
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#else
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#include <sys/bootblock.h>
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#include <sys/endian.h>
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#endif
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#include <sys/stat.h>
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#include <stdint.h>
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typedef enum {
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/* flags from global options */
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IB_VERBOSE = 1<<0, /* verbose operation */
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IB_NOWRITE = 1<<1, /* don't write */
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IB_CLEAR = 1<<2, /* clear boot block */
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IB_EDIT = 1<<3, /* edit boot parameters */
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IB_FORCE = 1<<4, /* Ignore some consistency checks */
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/* flags from -o options */
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IB_ALPHASUM = 1<<8, /* set Alpha checksum */
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IB_APPEND = 1<<9, /* append stage 1 to EO(regular)F */
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IB_SUNSUM = 1<<10, /* set Sun checksum */
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IB_STAGE1START= 1<<11, /* start block for stage 1 provided */
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IB_STAGE2START= 1<<12, /* start block for stage 2 provided */
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IB_COMMAND = 1<<13, /* Amiga commandline option */
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IB_RESETVIDEO = 1<<14, /* i386 reset video */
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IB_CONSOLE = 1<<15, /* i386 console */
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IB_CONSPEED = 1<<16, /* i386 console baud rate */
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IB_TIMEOUT = 1<<17, /* i386 boot timeout */
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IB_PASSWORD = 1<<18, /* i386 boot password */
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IB_KEYMAP = 1<<19, /* i386 console keymap */
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IB_CONSADDR = 1<<20, /* i386 console io address */
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IB_MODULES = 1<<21, /* i386: load modules */
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IB_BOOTCONF = 1<<22, /* i386: read boot.conf */
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} ib_flags;
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typedef struct {
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ib_flags flags; /* flags (see above) */
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struct ib_mach *machine; /* machine details (see below) */
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struct ib_fs *fstype; /* file system details (see below) */
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const char *filesystem; /* name of target file system */
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int fsfd; /* open fd to filesystem */
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struct stat fsstat; /* fstat(2) of fsfd */
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const char *stage1; /* name of stage1 bootstrap */
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int s1fd; /* open fd to stage1 */
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struct stat s1stat; /* fstat(2) of s1fd */
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uint64_t s1start; /* start block of stage1 */
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const char *stage2; /* name of stage2 bootstrap */
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uint64_t s2start; /* start block of stage2 */
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uint32_t sectorsize; /* sector size of target fs */
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/* parsed -o option=value data */
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const char *command; /* name of command string */
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const char *console; /* name of console */
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int conspeed; /* console baud rate */
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int consaddr; /* console io address */
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const char *password; /* boot password */
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int timeout; /* interactive boot timeout */
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const char *keymap; /* keyboard translations */
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} ib_params;
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typedef struct {
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uint64_t block;
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uint32_t blocksize;
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} ib_block;
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struct ib_mach {
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const char *name;
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int (*setboot) (ib_params *);
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int (*clearboot) (ib_params *);
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int (*editboot) (ib_params *);
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ib_flags valid_flags;
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};
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struct ib_fs {
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/* compile time parameters */
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const char *name;
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int (*match) (ib_params *);
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int (*findstage2) (ib_params *, uint32_t *, ib_block *);
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/* run time fs specific parameters */
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uint32_t blocksize;
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uint32_t needswap;
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off_t sblockloc; /* location of superblock */
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off_t offset; /* file system offset (e.g. RAID) */
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};
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typedef enum {
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BBINFO_BIG_ENDIAN = 0,
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BBINFO_LITTLE_ENDIAN = 1,
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} bbinfo_endian;
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struct bbinfo_params {
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const char *magic; /* magic string to look for */
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uint32_t offset; /* offset to write start of stage1 */
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uint32_t blocksize; /* blocksize of stage1 */
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uint32_t maxsize; /* max size of stage1 */
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uint32_t headeroffset; /*
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* header offset (relative to offset)
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* to read stage1 into
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*/
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bbinfo_endian endian;
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};
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extern struct ib_mach * const machines[];
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extern struct ib_fs fstypes[];
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/* installboot.c */
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uint16_t compute_sunsum(const uint16_t *);
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int set_sunsum(ib_params *, uint16_t *, uint16_t);
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int no_setboot(ib_params *);
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int no_clearboot(ib_params *);
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int no_editboot(ib_params *);
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/* bbinfo.c */
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int shared_bbinfo_clearboot(ib_params *, struct bbinfo_params *,
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int (*)(ib_params *, struct bbinfo_params *, uint8_t *));
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int shared_bbinfo_setboot(ib_params *, struct bbinfo_params *,
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int (*)(ib_params *, struct bbinfo_params *, uint8_t *));
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/* fstypes.c */
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int hardcode_stage2(ib_params *, uint32_t *, ib_block *);
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int ffs_match(ib_params *);
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int ffs_findstage2(ib_params *, uint32_t *, ib_block *);
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int raid_match(ib_params *);
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int raw_match(ib_params *);
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int raw_findstage2(ib_params *, uint32_t *, ib_block *);
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int ext2fs_match(ib_params *);
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int ext2fs_findstage2(ib_params *, uint32_t *, ib_block *);
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/* machines.c */
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extern struct ib_mach ib_mach_alpha;
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extern struct ib_mach ib_mach_amd64;
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extern struct ib_mach ib_mach_amiga;
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extern struct ib_mach ib_mach_ews4800mips;
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extern struct ib_mach ib_mach_hp300;
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extern struct ib_mach ib_mach_hp700;
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extern struct ib_mach ib_mach_i386;
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extern struct ib_mach ib_mach_landisk;
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extern struct ib_mach ib_mach_macppc;
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extern struct ib_mach ib_mach_news68k;
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extern struct ib_mach ib_mach_newsmips;
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extern struct ib_mach ib_mach_next68k;
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extern struct ib_mach ib_mach_pmax;
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extern struct ib_mach ib_mach_sparc;
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extern struct ib_mach ib_mach_sparc64;
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extern struct ib_mach ib_mach_sun2;
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extern struct ib_mach ib_mach_sun3;
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extern struct ib_mach ib_mach_vax;
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extern struct ib_mach ib_mach_x68k;
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#endif /* _INSTALLBOOT_H */
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