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Diffstat (limited to 'package/aboot/src/include/disklabel.h')
| -rw-r--r-- | package/aboot/src/include/disklabel.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/package/aboot/src/include/disklabel.h b/package/aboot/src/include/disklabel.h new file mode 100644 index 000000000..3d0c2d129 --- /dev/null +++ b/package/aboot/src/include/disklabel.h @@ -0,0 +1,105 @@ +#ifndef __disklabel_h__ +#define __disklabel_h__ + +#ifndef __KERNEL_STRICT_NAMES + /* ask kernel to be careful about name-space pollution: */ +# define __KERNEL_STRICT_NAMES +# define fd_set kernel_fd_set +#endif + +#include <linux/types.h> + +#define DISKLABELMAGIC (0x82564557UL) + +#define LABELSECTOR 0 /* sector containing label */ +#define LABELOFFSET 64 /* offset of label in sector */ + +#define MAXPARTITIONS 8 /* max. # of partitions */ + +/* + * Filesystem type and version. Used to interpret other + * filesystem-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_EXT2 8 /* Linux ext2 file system */ +/* OSF will reserve 16--31 for vendor-specific entries */ +#define FS_ADVFS 16 /* Digital Advanced File System */ +#define FS_LSMpubl 17 /* Digital Log Strg public region */ +#define FS_LSMpriv 18 /* Digital Log Strg private region */ +#define FS_LSMsimp 19 /* Digital Log Strg simple disk */ + +struct disklabel { + __u32 d_magic; /* must be DISKLABELMAGIC */ + __u16 d_type, d_subtype; + __u8 d_typename[16]; + __u8 d_packname[16]; + __u32 d_secsize; + __u32 d_nsectors; + __u32 d_ntracks; + __u32 d_ncylinders; + __u32 d_secpercyl; + __u32 d_secprtunit; + __u16 d_sparespertrack; + __u16 d_sparespercyl; + __u32 d_acylinders; + __u16 d_rpm, d_interleave, d_trackskew, d_cylskew; + __u32 d_headswitch, d_trkseek, d_flags; + __u32 d_drivedata[5]; + __u32 d_spare[5]; + __u32 d_magic2; /* must be DISKLABELMAGIC */ + __u16 d_checksum; + __u16 d_npartitions; + __u32 d_bbsize, d_sbsize; + struct d_partition { + __u32 p_size; + __u32 p_offset; + __u32 p_fsize; + __u8 p_fstype; + __u8 p_frag; + __u16 p_cpg; + } d_partitions[MAXPARTITIONS]; +}; + +#define DTYPE_SMD 1 +#define DTYPE_MSCP 2 +#define DTYPE_DEC 3 +#define DTYPE_SCSI 4 +#define DTYPE_ESDI 5 +#define DTYPE_ST506 6 +#define DTYPE_FLOPPY 10 + +#ifdef DKTYPENAMES +static char *fstypenames[] = { + "unused", + "swap", + "Version 6", + "Version 7", + "System V", + "4.1BSD", + "Eighth Edition", + "4.2BSD", + "ext2", /* is this a good choice for ext2?? */ + "resrvd9", + "resrvd10", + "resrvd11", + "resrvd12", + "resrvd13", + "resrvd14", + "resrvd15", + "ADVfs", + "LSMpubl", + "LSMpriv", + "LSMsimp", + 0 +}; +#define FSMAXTYPES (sizeof(fstypenames) / sizeof(fstypenames[0]) - 1) +#endif + +#endif /* __disklabel_h__ */ |