block: move the various x86 Unix label formats out of genhd.h
All these are just used in block/partitions/msdos.c, so move them out of the genhd.h driver included by every driver. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig
Jens Axboe
Родитель
cb0ab52652
Коммит
3f4fc59c13
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@ -18,6 +18,12 @@
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* Check partition table on IDE disks for common CHS translations
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*
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* Re-organised Feb 1998 Russell King
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*
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* BSD disklabel support by Yossi Gottlieb <yogo@math.tau.ac.il>
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* updated by Marc Espie <Marc.Espie@openbsd.org>
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*
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* Unixware slices support by Andrzej Krzysztofowicz <ankry@mif.pg.gda.pl>
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* and Krzysztof G. Baranowski <kgb@knm.org.pl>
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*/
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#include <linux/msdos_fs.h>
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#include <linux/msdos_partition.h>
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@ -215,6 +221,30 @@ done:
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put_dev_sector(sect);
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}
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#define SOLARIS_X86_NUMSLICE 16
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#define SOLARIS_X86_VTOC_SANE (0x600DDEEEUL)
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struct solaris_x86_slice {
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__le16 s_tag; /* ID tag of partition */
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__le16 s_flag; /* permission flags */
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__le32 s_start; /* start sector no of partition */
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__le32 s_size; /* # of blocks in partition */
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};
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struct solaris_x86_vtoc {
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unsigned int v_bootinfo[3]; /* info needed by mboot */
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__le32 v_sanity; /* to verify vtoc sanity */
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__le32 v_version; /* layout version */
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char v_volume[8]; /* volume name */
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__le16 v_sectorsz; /* sector size in bytes */
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__le16 v_nparts; /* number of partitions */
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unsigned int v_reserved[10]; /* free space */
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struct solaris_x86_slice
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v_slice[SOLARIS_X86_NUMSLICE]; /* slice headers */
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unsigned int timestamp[SOLARIS_X86_NUMSLICE]; /* timestamp */
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char v_asciilabel[128]; /* for compatibility */
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};
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/* james@bpgc.com: Solaris has a nasty indicator: 0x82 which also
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indicates linux swap. Be careful before believing this is Solaris. */
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@ -270,6 +300,54 @@ static void parse_solaris_x86(struct parsed_partitions *state,
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#endif
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}
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/* check against BSD src/sys/sys/disklabel.h for consistency */
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#define BSD_DISKMAGIC (0x82564557UL) /* The disk magic number */
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#define BSD_MAXPARTITIONS 16
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#define OPENBSD_MAXPARTITIONS 16
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#define BSD_FS_UNUSED 0 /* disklabel unused partition entry ID */
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struct bsd_disklabel {
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__le32 d_magic; /* the magic number */
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__s16 d_type; /* drive type */
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__s16 d_subtype; /* controller/d_type specific */
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char d_typename[16]; /* type name, e.g. "eagle" */
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char d_packname[16]; /* pack identifier */
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__u32 d_secsize; /* # of bytes per sector */
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__u32 d_nsectors; /* # of data sectors per track */
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__u32 d_ntracks; /* # of tracks per cylinder */
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__u32 d_ncylinders; /* # of data cylinders per unit */
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__u32 d_secpercyl; /* # of data sectors per cylinder */
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__u32 d_secperunit; /* # of data sectors per unit */
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__u16 d_sparespertrack; /* # of spare sectors per track */
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__u16 d_sparespercyl; /* # of spare sectors per cylinder */
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__u32 d_acylinders; /* # of alt. cylinders per unit */
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__u16 d_rpm; /* rotational speed */
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__u16 d_interleave; /* hardware sector interleave */
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__u16 d_trackskew; /* sector 0 skew, per track */
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__u16 d_cylskew; /* sector 0 skew, per cylinder */
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__u32 d_headswitch; /* head switch time, usec */
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__u32 d_trkseek; /* track-to-track seek, usec */
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__u32 d_flags; /* generic flags */
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#define NDDATA 5
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__u32 d_drivedata[NDDATA]; /* drive-type specific information */
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#define NSPARE 5
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__u32 d_spare[NSPARE]; /* reserved for future use */
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__le32 d_magic2; /* the magic number (again) */
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__le16 d_checksum; /* xor of data incl. partitions */
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/* filesystem and partition information: */
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__le16 d_npartitions; /* number of partitions in following */
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__le32 d_bbsize; /* size of boot area at sn0, bytes */
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__le32 d_sbsize; /* max size of fs superblock, bytes */
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struct bsd_partition { /* the partition table */
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__le32 p_size; /* number of sectors in partition */
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__le32 p_offset; /* starting sector */
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__le32 p_fsize; /* filesystem basic fragment size */
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__u8 p_fstype; /* filesystem type, see below */
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__u8 p_frag; /* filesystem fragments per block */
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__le16 p_cpg; /* filesystem cylinders per group */
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} d_partitions[BSD_MAXPARTITIONS]; /* actually may be more */
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};
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#if defined(CONFIG_BSD_DISKLABEL)
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/*
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* Create devices for BSD partitions listed in a disklabel, under a
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@ -354,6 +432,51 @@ static void parse_openbsd(struct parsed_partitions *state,
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#endif
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}
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#define UNIXWARE_DISKMAGIC (0xCA5E600DUL) /* The disk magic number */
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#define UNIXWARE_DISKMAGIC2 (0x600DDEEEUL) /* The slice table magic nr */
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#define UNIXWARE_NUMSLICE 16
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#define UNIXWARE_FS_UNUSED 0 /* Unused slice entry ID */
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struct unixware_slice {
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__le16 s_label; /* label */
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__le16 s_flags; /* permission flags */
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__le32 start_sect; /* starting sector */
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__le32 nr_sects; /* number of sectors in slice */
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};
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struct unixware_disklabel {
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__le32 d_type; /* drive type */
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__le32 d_magic; /* the magic number */
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__le32 d_version; /* version number */
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char d_serial[12]; /* serial number of the device */
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__le32 d_ncylinders; /* # of data cylinders per device */
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__le32 d_ntracks; /* # of tracks per cylinder */
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__le32 d_nsectors; /* # of data sectors per track */
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__le32 d_secsize; /* # of bytes per sector */
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__le32 d_part_start; /* # of first sector of this partition*/
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__le32 d_unknown1[12]; /* ? */
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__le32 d_alt_tbl; /* byte offset of alternate table */
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__le32 d_alt_len; /* byte length of alternate table */
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__le32 d_phys_cyl; /* # of physical cylinders per device */
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__le32 d_phys_trk; /* # of physical tracks per cylinder */
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__le32 d_phys_sec; /* # of physical sectors per track */
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__le32 d_phys_bytes; /* # of physical bytes per sector */
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__le32 d_unknown2; /* ? */
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__le32 d_unknown3; /* ? */
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__le32 d_pad[8]; /* pad */
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struct unixware_vtoc {
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__le32 v_magic; /* the magic number */
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__le32 v_version; /* version number */
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char v_name[8]; /* volume name */
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__le16 v_nslices; /* # of slices */
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__le16 v_unknown1; /* ? */
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__le32 v_reserved[10]; /* reserved */
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struct unixware_slice
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v_slice[UNIXWARE_NUMSLICE]; /* slice headers */
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} vtoc;
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}; /* 408 */
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/*
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* Create devices for Unixware partitions listed in a disklabel, under a
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* dos-like partition. See parse_extended() for more information.
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@ -397,6 +520,8 @@ static void parse_unixware(struct parsed_partitions *state,
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#endif
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}
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#define MINIX_NR_SUBPARTITIONS 4
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/*
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* Minix 2.0.0/2.0.2 subpartition support.
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* Anand Krishnamurthy <anandk@wiproge.med.ge.com>
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@ -473,149 +473,6 @@ static inline void set_capacity(struct gendisk *disk, sector_t size)
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disk->part0.nr_sects = size;
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}
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#ifdef CONFIG_SOLARIS_X86_PARTITION
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#define SOLARIS_X86_NUMSLICE 16
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#define SOLARIS_X86_VTOC_SANE (0x600DDEEEUL)
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struct solaris_x86_slice {
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__le16 s_tag; /* ID tag of partition */
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__le16 s_flag; /* permission flags */
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__le32 s_start; /* start sector no of partition */
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__le32 s_size; /* # of blocks in partition */
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};
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struct solaris_x86_vtoc {
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unsigned int v_bootinfo[3]; /* info needed by mboot (unsupported) */
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__le32 v_sanity; /* to verify vtoc sanity */
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__le32 v_version; /* layout version */
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char v_volume[8]; /* volume name */
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__le16 v_sectorsz; /* sector size in bytes */
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__le16 v_nparts; /* number of partitions */
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unsigned int v_reserved[10]; /* free space */
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struct solaris_x86_slice
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v_slice[SOLARIS_X86_NUMSLICE]; /* slice headers */
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unsigned int timestamp[SOLARIS_X86_NUMSLICE]; /* timestamp (unsupported) */
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char v_asciilabel[128]; /* for compatibility */
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};
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#endif /* CONFIG_SOLARIS_X86_PARTITION */
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#ifdef CONFIG_BSD_DISKLABEL
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/*
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* BSD disklabel support by Yossi Gottlieb <yogo@math.tau.ac.il>
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* updated by Marc Espie <Marc.Espie@openbsd.org>
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*/
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/* check against BSD src/sys/sys/disklabel.h for consistency */
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#define BSD_DISKMAGIC (0x82564557UL) /* The disk magic number */
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#define BSD_MAXPARTITIONS 16
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#define OPENBSD_MAXPARTITIONS 16
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#define BSD_FS_UNUSED 0 /* disklabel unused partition entry ID */
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struct bsd_disklabel {
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__le32 d_magic; /* the magic number */
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__s16 d_type; /* drive type */
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__s16 d_subtype; /* controller/d_type specific */
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char d_typename[16]; /* type name, e.g. "eagle" */
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char d_packname[16]; /* pack identifier */
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__u32 d_secsize; /* # of bytes per sector */
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__u32 d_nsectors; /* # of data sectors per track */
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__u32 d_ntracks; /* # of tracks per cylinder */
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__u32 d_ncylinders; /* # of data cylinders per unit */
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__u32 d_secpercyl; /* # of data sectors per cylinder */
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__u32 d_secperunit; /* # of data sectors per unit */
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__u16 d_sparespertrack; /* # of spare sectors per track */
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__u16 d_sparespercyl; /* # of spare sectors per cylinder */
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__u32 d_acylinders; /* # of alt. cylinders per unit */
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__u16 d_rpm; /* rotational speed */
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__u16 d_interleave; /* hardware sector interleave */
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__u16 d_trackskew; /* sector 0 skew, per track */
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__u16 d_cylskew; /* sector 0 skew, per cylinder */
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__u32 d_headswitch; /* head switch time, usec */
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__u32 d_trkseek; /* track-to-track seek, usec */
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__u32 d_flags; /* generic flags */
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#define NDDATA 5
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__u32 d_drivedata[NDDATA]; /* drive-type specific information */
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#define NSPARE 5
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__u32 d_spare[NSPARE]; /* reserved for future use */
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__le32 d_magic2; /* the magic number (again) */
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__le16 d_checksum; /* xor of data incl. partitions */
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/* filesystem and partition information: */
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__le16 d_npartitions; /* number of partitions in following */
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__le32 d_bbsize; /* size of boot area at sn0, bytes */
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__le32 d_sbsize; /* max size of fs superblock, bytes */
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struct bsd_partition { /* the partition table */
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__le32 p_size; /* number of sectors in partition */
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__le32 p_offset; /* starting sector */
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__le32 p_fsize; /* filesystem basic fragment size */
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__u8 p_fstype; /* filesystem type, see below */
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__u8 p_frag; /* filesystem fragments per block */
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__le16 p_cpg; /* filesystem cylinders per group */
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} d_partitions[BSD_MAXPARTITIONS]; /* actually may be more */
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};
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#endif /* CONFIG_BSD_DISKLABEL */
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#ifdef CONFIG_UNIXWARE_DISKLABEL
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/*
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* Unixware slices support by Andrzej Krzysztofowicz <ankry@mif.pg.gda.pl>
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* and Krzysztof G. Baranowski <kgb@knm.org.pl>
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*/
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#define UNIXWARE_DISKMAGIC (0xCA5E600DUL) /* The disk magic number */
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#define UNIXWARE_DISKMAGIC2 (0x600DDEEEUL) /* The slice table magic nr */
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#define UNIXWARE_NUMSLICE 16
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#define UNIXWARE_FS_UNUSED 0 /* Unused slice entry ID */
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struct unixware_slice {
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__le16 s_label; /* label */
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__le16 s_flags; /* permission flags */
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__le32 start_sect; /* starting sector */
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__le32 nr_sects; /* number of sectors in slice */
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};
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struct unixware_disklabel {
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__le32 d_type; /* drive type */
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__le32 d_magic; /* the magic number */
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__le32 d_version; /* version number */
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char d_serial[12]; /* serial number of the device */
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__le32 d_ncylinders; /* # of data cylinders per device */
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__le32 d_ntracks; /* # of tracks per cylinder */
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__le32 d_nsectors; /* # of data sectors per track */
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__le32 d_secsize; /* # of bytes per sector */
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__le32 d_part_start; /* # of first sector of this partition */
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__le32 d_unknown1[12]; /* ? */
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__le32 d_alt_tbl; /* byte offset of alternate table */
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__le32 d_alt_len; /* byte length of alternate table */
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__le32 d_phys_cyl; /* # of physical cylinders per device */
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__le32 d_phys_trk; /* # of physical tracks per cylinder */
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__le32 d_phys_sec; /* # of physical sectors per track */
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__le32 d_phys_bytes; /* # of physical bytes per sector */
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__le32 d_unknown2; /* ? */
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__le32 d_unknown3; /* ? */
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__le32 d_pad[8]; /* pad */
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struct unixware_vtoc {
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__le32 v_magic; /* the magic number */
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__le32 v_version; /* version number */
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char v_name[8]; /* volume name */
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__le16 v_nslices; /* # of slices */
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__le16 v_unknown1; /* ? */
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__le32 v_reserved[10]; /* reserved */
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struct unixware_slice
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v_slice[UNIXWARE_NUMSLICE]; /* slice headers */
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} vtoc;
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}; /* 408 */
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#endif /* CONFIG_UNIXWARE_DISKLABEL */
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#ifdef CONFIG_MINIX_SUBPARTITION
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# define MINIX_NR_SUBPARTITIONS 4
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#endif /* CONFIG_MINIX_SUBPARTITION */
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#define ADDPART_FLAG_NONE 0
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#define ADDPART_FLAG_RAID 1
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#define ADDPART_FLAG_WHOLEDISK 2
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