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| author | nyan <nyan@FreeBSD.org> | 2000-01-27 14:43:07 +0000 |
|---|---|---|
| committer | nyan <nyan@FreeBSD.org> | 2000-01-27 14:43:07 +0000 |
| commit | d75f204b28cb3135261b939394bff5ad4151818f (patch) | |
| tree | 2c0fec431eddbd5efdb9ddad7a926078823bfd82 /sys/fs/msdosfs/msdosfsmount.h | |
| parent | e3e26fd9df66637e335dad0fb303e80bd6d461b7 (diff) | |
| download | FreeBSD-src-d75f204b28cb3135261b939394bff5ad4151818f.zip FreeBSD-src-d75f204b28cb3135261b939394bff5ad4151818f.tar.gz | |
Supported non-512 bytes/sector format.
PR: misc/12992
Submitted by: chi@bd.mbn.or.jp (Chiharu Shibata) and
Dmitrij Tejblum <tejblum@arc.hq.cti.ru>
Reviewed by: Dmitrij Tejblum <tejblum@arc.hq.cti.ru>
Diffstat (limited to 'sys/fs/msdosfs/msdosfsmount.h')
| -rw-r--r-- | sys/fs/msdosfs/msdosfsmount.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sys/fs/msdosfs/msdosfsmount.h b/sys/fs/msdosfs/msdosfsmount.h index 4b6ade1..59cc7c9 100644 --- a/sys/fs/msdosfs/msdosfsmount.h +++ b/sys/fs/msdosfs/msdosfsmount.h @@ -68,6 +68,7 @@ struct msdosfsmount { mode_t pm_mask; /* mask to and with file protection bits */ struct vnode *pm_devvp; /* vnode for block device mntd */ struct bpb50 pm_bpb; /* BIOS parameter blk for this fs */ + u_long pm_BlkPerSec; /* How many DEV_BSIZE blocks fit inside a physical sector */ u_long pm_FATsecs; /* actual number of fat sectors */ u_long pm_fatblk; /* block # of first FAT */ u_long pm_rootdirblk; /* block # (cluster # for FAT32) of root directory number */ @@ -190,6 +191,12 @@ struct msdosfsmount { ? roottobn((pmp), (dirofs)) \ : cntobn((pmp), (dirclu))) +/* + * Calculate fsinfo block size + */ +#define fsi_size(pmp) \ + (1024 << ((pmp)->pm_BlkPerSec >> 2)) + int msdosfs_init __P((struct vfsconf *vfsp)); int msdosfs_mountroot __P((void)); |
