diff options
| -rw-r--r-- | sbin/bsdlabel/Makefile | 1 | ||||
| -rw-r--r-- | sbin/bsdlabel/bsdlabel.5 | 521 | ||||
| -rw-r--r-- | sbin/bsdlabel/bsdlabel.8 | 1 |
3 files changed, 0 insertions, 523 deletions
diff --git a/sbin/bsdlabel/Makefile b/sbin/bsdlabel/Makefile index f91f1601fc72..5c9184e9aa87 100644 --- a/sbin/bsdlabel/Makefile +++ b/sbin/bsdlabel/Makefile @@ -5,7 +5,6 @@ PROG= bsdlabel SRCS= bsdlabel.c geom_bsd_enc.c -#MAN= bsdlabel.5 MAN+= bsdlabel.8 .if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64" diff --git a/sbin/bsdlabel/bsdlabel.5 b/sbin/bsdlabel/bsdlabel.5 deleted file mode 100644 index a0bb82ee4e54..000000000000 --- a/sbin/bsdlabel/bsdlabel.5 +++ /dev/null @@ -1,521 +0,0 @@ -.\" Copyright (c) 1987, 1991, 1993 -.\" The Regents of the University of California. All rights reserved. -.\" -.\" This code is derived from software contributed to Berkeley by -.\" Symmetric Computer 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. -.\" 4. Neither the name of the University 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 REGENTS 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 REGENTS 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. -.\" -.\" @(#)disklabel.5.5 8.1 (Berkeley) 6/5/93 -.\" $FreeBSD$ -.\" -.Dd June 5, 1993 -.Dt DISKLABEL 5 -.Os -.Sh NAME -.Nm disklabel -.Nd disk pack label -.Sh SYNOPSIS -.In sys/disklabel.h -.Sh DESCRIPTION -Each disk or disk pack on a system may contain a disk label -which provides detailed information -about the geometry of the disk and the partitions into which the disk -is divided. -It should be initialized when the disk is formatted, -and may be changed later with the -.Xr disklabel 8 -program. -This information is used by the system disk driver and by the bootstrap -program to determine how to program the drive -and where to find the file systems on the disk partitions. -Additional information is used by the file system in order -to use the disk most efficiently and to locate important file system information. -The description of each partition contains an identifier for the partition -type (standard file system, swap area, etc.). -The file system updates the in-core copy of the label if it contains -incomplete information about the file system. -.Pp -The label is located in sector number -.Dv LABELSECTOR -of the drive, usually sector 0 where it may be found -without any information about the disk geometry. -It is at an offset -.Dv LABELOFFSET -from the beginning of the sector, to allow room for the initial bootstrap. -The disk sector containing the label is normally made read-only -so that it is not accidentally overwritten by pack-to-pack copies -or swap operations; -the -.Dv DIOCWLABEL -.Xr ioctl 2 , -which is done as needed by the -.Xr disklabel 8 -program. -.Pp -A copy of the in-core label for a disk can be obtained with the -.Dv DIOCGDINFO -.Xr ioctl 2 ; -this works with a file descriptor for a block or character (``raw'') device -for any partition of the disk. -The in-core copy of the label is set by the -.Dv DIOCSDINFO -.Xr ioctl 2 . -The offset of a partition cannot generally be changed while it is open, -nor can it be made smaller while it is open. -One exception is that any change is allowed if no label was found -on the disk, and the driver was able to construct only a skeletal label -without partition information. -Finally, the -.Dv DIOCWDINFO -.Xr ioctl 2 -operation sets the in-core label and then updates the on-disk label; -there must be an existing label on the disk for this operation to succeed. -Thus, the initial label for a disk or disk pack must be installed -by writing to the raw disk. -All of these operations are normally done using -.Xr disklabel 8 . -.Pp -The format of the disk label, as specified in -.In sys/disklabel.h , -is -.Bd -literal -#ifndef _SYS_DISKLABEL_H_ -#define _SYS_DISKLABEL_H_ - -#ifndef _KERNEL -#include <sys/types.h> -#endif -#include <sys/ioccom.h> - -/* - * Disk description table, see disktab(5) - */ -#define _PATH_DISKTAB "/etc/disktab" -#define DISKTAB "/etc/disktab" /* deprecated */ - -/* - * Each disk has a label which includes information about the hardware - * disk geometry, file system partitions, and drive specific information. - * The label is in block 0 or 1, possibly offset from the beginning - * to leave room for a bootstrap, etc. - */ - -/* XXX these should be defined per controller (or drive) elsewhere, not here! */ -#ifdef __i386__ -#define LABELSECTOR 1 /* sector containing label */ -#define LABELOFFSET 0 /* offset of label in sector */ -#endif - -#ifdef __alpha__ -#define LABELSECTOR 0 -#define LABELOFFSET 64 -#endif - -#ifndef LABELSECTOR -#define LABELSECTOR 0 /* sector containing label */ -#endif - -#ifndef LABELOFFSET -#define LABELOFFSET 64 /* offset of label in sector */ -#endif - -#define DISKMAGIC ((u_int32_t)0x82564557) /* The disk magic number */ -#ifndef MAXPARTITIONS -#define MAXPARTITIONS 8 -#endif - -#define LABEL_PART 2 /* partition containing label */ -#define RAW_PART 2 /* partition containing whole disk */ -#define SWAP_PART 1 /* partition normally containing swap */ - -#ifndef LOCORE -struct disklabel { - u_int32_t d_magic; /* the magic number */ - u_int16_t d_type; /* drive type */ - u_int16_t d_subtype; /* controller/d_type specific */ - char d_typename[16]; /* type name, e.g. "eagle" */ - char d_packname[16]; /* pack identifier */ - - /* disk geometry: */ - u_int32_t d_secsize; /* # of bytes per sector */ - u_int32_t d_nsectors; /* # of data sectors per track */ - u_int32_t d_ntracks; /* # of tracks per cylinder */ - u_int32_t d_ncylinders; /* # of data cylinders per unit */ - u_int32_t d_secpercyl; /* # of data sectors per cylinder */ - u_int32_t d_secperunit; /* # of data sectors per unit */ - - /* - * Spares (bad sector replacements) below are not counted in - * d_nsectors or d_secpercyl. Spare sectors are assumed to - * be physical sectors which occupy space at the end of each - * track and/or cylinder. - */ - u_int16_t d_sparespertrack; /* # of spare sectors per track */ - u_int16_t d_sparespercyl; /* # of spare sectors per cylinder */ - /* - * Alternate cylinders include maintenance, replacement, configuration - * description areas, etc. - */ - u_int32_t d_acylinders; /* # of alt. cylinders per unit */ - - /* hardware characteristics: */ - /* - * d_interleave, d_trackskew and d_cylskew describe perturbations - * in the media format used to compensate for a slow controller. - * Interleave is physical sector interleave, set up by the - * formatter or controller when formatting. When interleaving is - * in use, logically adjacent sectors are not physically - * contiguous, but instead are separated by some number of - * sectors. It is specified as the ratio of physical sectors - * traversed per logical sector. Thus an interleave of 1:1 - * implies contiguous layout, while 2:1 implies that logical - * sector 0 is separated by one sector from logical sector 1. - * d_trackskew is the offset of sector 0 on track N relative to - * sector 0 on track N-1 on the same cylinder. Finally, d_cylskew - * is the offset of sector 0 on cylinder N relative to sector 0 - * on cylinder N-1. - */ - u_int16_t d_rpm; /* rotational speed */ - u_int16_t d_interleave; /* hardware sector interleave */ - u_int16_t d_trackskew; /* sector 0 skew, per track */ - u_int16_t d_cylskew; /* sector 0 skew, per cylinder */ - u_int32_t d_headswitch; /* head switch time, usec */ - u_int32_t d_trkseek; /* track-to-track seek, usec */ - u_int32_t d_flags; /* generic flags */ -#define NDDATA 5 - u_int32_t d_drivedata[NDDATA]; /* drive-type specific information */ -#define NSPARE 5 - u_int32_t d_spare[NSPARE]; /* reserved for future use */ - u_int32_t d_magic2; /* the magic number (again) */ - u_int16_t d_checksum; /* xor of data incl. partitions */ - - /* file system and partition information: */ - u_int16_t d_npartitions; /* number of partitions in following */ - u_int32_t d_bbsize; /* size of boot area at sn0, bytes */ - u_int32_t d_sbsize; /* max size of fs superblock, bytes */ - struct partition { /* the partition table */ - u_int32_t p_size; /* number of sectors in partition */ - u_int32_t p_offset; /* starting sector */ - u_int32_t p_fsize; /* file system basic fragment size */ - u_int8_t p_fstype; /* file system type, see below */ - u_int8_t p_frag; /* file system fragments per block */ - union { - u_int16_t cpg; /* UFS: FS cylinders per group */ - u_int16_t sgs; /* LFS: FS segment shift */ - } __partition_u1; -#define p_cpg __partition_u1.cpg -#define p_sgs __partition_u1.sgs - } d_partitions[MAXPARTITIONS]; /* actually may be more */ -}; -#else /* LOCORE */ - /* - * offsets for asm boot files. - */ - .set d_secsize,40 - .set d_nsectors,44 - .set d_ntracks,48 - .set d_ncylinders,52 - .set d_secpercyl,56 - .set d_secperunit,60 - .set d_end_,276 /* size of disk label */ -#endif /* LOCORE */ - -/* d_type values: */ -#define DTYPE_SMD 1 /* SMD, XSMD; VAX hp/up */ -#define DTYPE_MSCP 2 /* MSCP */ -#define DTYPE_DEC 3 /* other DEC (rk, rl) */ -#define DTYPE_SCSI 4 /* SCSI */ -#define DTYPE_ESDI 5 /* ESDI interface */ -#define DTYPE_ST506 6 /* ST506 etc. */ -#define DTYPE_HPIB 7 /* CS/80 on HP-IB */ -#define DTYPE_HPFL 8 /* HP Fiber-link */ -#define DTYPE_FLOPPY 10 /* floppy */ -#define DTYPE_CCD 11 /* concatenated disk */ -#define DTYPE_VINUM 12 /* vinum volume */ -#define DTYPE_DOC2K 13 /* Msys DiskOnChip */ - -#if defined(PC98) && !defined(PC98_ATCOMPAT) -#define DSTYPE_SEC256 0x80 /* physical sector size=256 */ -#endif - -#ifdef DKTYPENAMES -static char *dktypenames[] = { - "unknown", - "SMD", - "MSCP", - "old DEC", - "SCSI", - "ESDI", - "ST506", - "HP-IB", - "HP-FL", - "type 9", - "floppy", - "CCD", - "Vinum", - "DOC2K", - NULL -}; -#define DKMAXTYPES (sizeof(dktypenames) / sizeof(dktypenames[0]) - 1) -#endif - -/* - * File system type and version. - * Used to interpret other file system-specific - * per-partition information. - */ -#define FS_UNUSED 0 /* unused */ -#define FS_SWAP 1 /* swap */ -#define FS_V6 2 /* Sixth Edition */ -#define FS_V7 3 /* Seventh Edition */ -#define FS_SYSV 4 /* System V */ -#define FS_V71K 5 /* V7 with 1K blocks (4.1, 2.9) */ -#define FS_V8 6 /* Eighth Edition, 4K blocks */ -#define FS_BSDFFS 7 /* 4.2BSD fast file system */ -#define FS_MSDOS 8 /* MSDOS file system */ -#define FS_BSDLFS 9 /* 4.4BSD log-structured file system */ -#define FS_OTHER 10 /* in use, but unknown/unsupported */ -#define FS_HPFS 11 /* OS/2 high-performance file system */ -#define FS_ISO9660 12 /* ISO 9660, normally CD-ROM */ -#define FS_BOOT 13 /* partition contains bootstrap */ -#define FS_VINUM 14 /* Vinum drive */ - -#ifdef DKTYPENAMES -static char *fstypenames[] = { - "unused", - "swap", - "Version 6", - "Version 7", - "System V", - "4.1BSD", - "Eighth Edition", - "4.2BSD", - "MSDOS", - "4.4LFS", - "unknown", - "HPFS", - "ISO9660", - "boot", - "vinum", - NULL -}; -#define FSMAXTYPES (sizeof(fstypenames) / sizeof(fstypenames[0]) - 1) -#endif - -/* - * flags shared by various drives: - */ -#define D_REMOVABLE 0x01 /* removable media */ -#define D_ECC 0x02 /* supports ECC */ -#define D_BADSECT 0x04 /* supports bad sector forw. */ -#define D_RAMDISK 0x08 /* disk emulator */ -#define D_CHAIN 0x10 /* can do back-back transfers */ - -/* - * Drive data for SMD. - */ -#define d_smdflags d_drivedata[0] -#define D_SSE 0x1 /* supports skip sectoring */ -#define d_mindist d_drivedata[1] -#define d_maxdist d_drivedata[2] -#define d_sdist d_drivedata[3] - -/* - * Drive data for ST506. - */ -#define d_precompcyl d_drivedata[0] -#define d_gap3 d_drivedata[1] /* used only when formatting */ - -/* - * Drive data for SCSI. - */ -#define d_blind d_drivedata[0] - -#ifndef LOCORE -/* - * Structure used to perform a format or other raw operation, returning - * data and/or register values. Register identification and format - * are device- and driver-dependent. - */ -struct format_op { - char *df_buf; - int df_count; /* value-result */ - daddr_t df_startblk; - int df_reg[8]; /* result */ -}; - -/* - * Structure used internally to retrieve information about a partition - * on a disk. - */ -struct partinfo { - struct disklabel *disklab; - struct partition *part; -}; - -/* DOS partition table -- located in boot block */ - -#if defined(PC98) && !defined(PC98_ATCOMPAT) -#define DOSBBSECTOR 0 /* DOS boot block relative sector number */ -#define DOSLABELSECTOR 1 /* 0: 256b/s, 1: 512b/s */ -#define DOSPARTOFF 0 -#define NDOSPART 16 -#define DOSPTYP_386BSD 0x94 /* 386BSD partition type */ -#define MBR_PTYPE_FreeBSD 0x94 /* FreeBSD partition type */ - -struct dos_partition { - unsigned char dp_mid; -#define DOSMID_386BSD (0x14|0x80) /* 386bsd|bootable */ - unsigned char dp_sid; -#define DOSSID_386BSD (0x44|0x80) /* 386bsd|active */ - unsigned char dp_dum1; - unsigned char dp_dum2; - unsigned char dp_ipl_sct; - unsigned char dp_ipl_head; - unsigned short dp_ipl_cyl; - unsigned char dp_ssect; /* starting sector */ - unsigned char dp_shd; /* starting head */ - unsigned short dp_scyl; /* starting cylinder */ - unsigned char dp_esect; /* end sector */ - unsigned char dp_ehd; /* end head */ - unsigned short dp_ecyl; /* end cylinder */ - unsigned char dp_name[16]; -}; - -#else /* IBMPC */ -#define DOSBBSECTOR 0 /* DOS boot block relative sector number */ -#define DOSPARTOFF 446 -#define NDOSPART 4 -#define DOSPTYP_386BSD 0xa5 /* 386BSD partition type */ - -struct dos_partition { - unsigned char dp_flag; /* bootstrap flags */ - unsigned char dp_shd; /* starting head */ - unsigned char dp_ssect; /* starting sector */ - unsigned char dp_scyl; /* starting cylinder */ - unsigned char dp_typ; /* partition type */ - unsigned char dp_ehd; /* end head */ - unsigned char dp_esect; /* end sector */ - unsigned char dp_ecyl; /* end cylinder */ - u_int32_t dp_start; /* absolute starting sector number */ - u_int32_t dp_size; /* partition size in sectors */ -}; -#endif - -#define DPSECT(s) ((s) & 0x3f) /* isolate relevant bits of sector */ -#define DPCYL(c, s) ((c) + (((s) & 0xc0)<<2)) /* and those that are cylinder */ - -/* - * Disk-specific ioctls. - */ - /* get and set disklabel; DIOCGPART used internally */ -#define DIOCGDINFO _IOR('d', 101, struct disklabel)/* get */ -#define DIOCSDINFO _IOW('d', 102, struct disklabel)/* set */ -#define DIOCWDINFO _IOW('d', 103, struct disklabel)/* set, update disk */ -#define DIOCGPART _IOW('d', 104, struct partinfo) /* get partition */ - -#define DIOCWLABEL _IOW('d', 109, int) /* write en/disable label */ - -#ifdef _KERNEL - -/* - * XXX encoding of disk minor numbers, should be elsewhere. - * - * See <sys/reboot.h> for a possibly better encoding. - * - * "cpio -H newc" can be used to back up device files with large minor - * numbers (but not ones >= 2^31). Old cpio formats and all tar formats - * don't have enough bits, and cpio and tar don't notice the lossage. - * There are also some sign extension bugs. - */ - -/* - 3 2 1 0 - 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 - _________________________________________________________________ - | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | - ----------------------------------------------------------------- - | TYPE |UNIT_2 | SLICE | MAJOR? | UNIT |PART | - ----------------------------------------------------------------- -*/ -#define dkmakeminor(unit, slice, part) \e - (((slice) << 16) | (((unit) & 0x1e0) << 16) | \e - (((unit) & 0x1f) << 3) | (part)) -static __inline dev_t -dkmodpart(dev_t dev, int part) -{ - return (makedev(major(dev), (minor(dev) & ~7) | part)); -} - -static __inline dev_t -dkmodslice(dev_t dev, int slice) -{ - return (makedev(major(dev), (minor(dev) & ~0x1f0000) | (slice << 16))); -} - -#define dkpart(dev) (minor(dev) & 7) -#define dkslice(dev) ((minor(dev) >> 16) & 0x1f) -#define dktype(dev) ((minor(dev) >> 25) & 0x7f) - -static __inline u_int -dkunit(dev_t dev) -{ - return (((minor(dev) >> 16) & 0x1e0) | ((minor(dev) >> 3) & 0x1f)); -} - -struct buf; -struct buf_queue_head; - -int bounds_check_with_label(struct buf *bp, struct disklabel *lp, - int wlabel); -void diskerr(struct buf *bp, char *what, int pri, int blkdone, - struct disklabel *lp); -void disksort(struct buf *ap, struct buf *bp); -u_int dkcksum struct disklabel *lp); -char *readdisklabel(dev_t dev, struct disklabel *lp); -void bufqdisksort(struct buf_queue_head *ap, struct buf *bp); -int setdisklabel(struct disklabel *olp, struct disklabel *nlp, - u_long openmask); -int writedisklabel(dev_t dev, struct disklabel *lp); -#ifdef __alpha__ -void alpha_fix_srm_checksum(struct buf *bp); -#endif - -#endif /* _KERNEL */ - -#endif /* LOCORE */ - -#ifndef _KERNEL -__BEGIN_DECLS -struct disklabel *getdiskbyname(const char *); -__END_DECLS -#endif - -#endif /* !_SYS_DISKLABEL_H_ */ -.Ed -.Sh SEE ALSO -.Xr disktab 5 , -.Xr disklabel 8 diff --git a/sbin/bsdlabel/bsdlabel.8 b/sbin/bsdlabel/bsdlabel.8 index 38b6786eafc9..2f58b828b95b 100644 --- a/sbin/bsdlabel/bsdlabel.8 +++ b/sbin/bsdlabel/bsdlabel.8 @@ -493,7 +493,6 @@ are not generally compatible. .Xr ccd 4 , .Xr geom 4 , .Xr md 4 , -.\" Xr bsdlabel 5 , .Xr disktab 5 , .Xr boot0cfg 8 , .Xr fdisk 8 , |