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Annotation of coherent/a/usr/man/COHERENT/floppy, revision 1.1

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        !             3: floppy disks          Technical Information          floppy disks
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        !             8: To use a floppy disk with COHERENT, you must:
        !             9: (1) format it with /etc/fdformat,
        !            10: (2) build an empty filesystem on it with /etc/mkfs,
        !            11: (3) mount it with /bin/mount or /etc/mount,
        !            12: (4) copy files to or from it, e.g. with cp or cpdir, and
        !            13: (5) unmount it with /bin/umount or /etc/umount.
        !            14: 
        !            15: Some commonly used diskette device names and formats are:
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        !            18: Device name  Sectors/track  Heads  Sectors  Bytes   Format
        !            19: /dev/f9a0          9          2      720    360 KB   5.25"
        !            20: /dev/fqa0          9          2     1440    720 KB   3.5"
        !            21: /dev/fha0         15          2     2400    1.2 MB   5.25"
        !            22: /dev/fva0         18          2     2880    1.44 MB  3.5"
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        !            25: Device names ending in '0' indicate drive A:, names ending in '1'
        !            26: indicate drive B:.
        !            27: 
        !            28: For example, to copy directory  /dir to a 5.25" high density dis-
        !            29: kette in drive 0 (A:):
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        !            32:      /etc/fdformat -a /dev/fha0
        !            33:      /etc/badscan -v -o proto /dev/fha0 2400
        !            34:      /etc/mkfs /dev/fha0 proto
        !            35:      rm proto
        !            36:      /etc/mount /dev/fha0 /f0
        !            37:      cpdir -vd /dir /f0/dir
        !            38:      /etc/umount /dev/fha0
        !            39: 
        !            40: 
        !            41: /bin/mount and /bin/umount  provide handy abbreviations for mount
        !            42: and umount commands.  For example,
        !            43: 
        !            44: 
        !            45:      mount f0
        !            46:      cpdir -vd /dir /f0/dir
        !            47:      umount f0
        !            48: 
        !            49: 
        !            50: is a  more convenient way  to perform the last  three commands in
        !            51: the above example.
        !            52: 
        !            53: ***** See Also *****
        !            54: 
        !            55: fd, fdformat, technical information
        !            56: 
        !            57: ***** Notes *****
        !            58: 
        !            59: Because COHERENT does not write  cached disk data to the disk un-
        !            60: til a  sync occurs  or the disk  device is unmounted,  removing a
        !            61: disk from the disk drive without unmounting it can produce incor-
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        !            63: 
        !            64: COHERENT Lexicon                                           Page 1
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        !            68: 
        !            69: floppy disks          Technical Information          floppy disks
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        !            72: 
        !            73: rect data or an invalid filesystem on the disk.  Another disk in-
        !            74: serted into the drive after a disk has removed without unmounting
        !            75: may be clobbered by data  intended for the first disk.  Always be
        !            76: sure to unmount disks before removing them from the disk drive.
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        !           130: COHERENT Lexicon                                           Page 2
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