Wednesday, December 19
Mounting Floppy Disks and Removable Media
In order to read floppy disks and other removable media, you need to mount the device. Linux usually adds the proper settings to /etc/fstab and default mount points to the /mnt directory.
The defaul mount points are straightforward; for example, floppy are mounted on /mnt/floppy, CD's are mounted on /mnt/cdrom. You can do this using the following command:
#mount -t vfat /dev/fd0 /mnt/floppy
the -t switch specifies the type of filesystem(vfat). The device file /dev/fd0 represents the first floppy drive; /mnt/floppy is the directory through which you can access the files after mounting.
If you take a look at your /etc/fstab entry and you will see something like the ff:
/dev/fd0 /mnt/floppy auto noauto,owner,kudzu 0 0
This /etc/fstab line sets the default configuration for he first floppy drive (/dev/fd0). The ormat is auto which means that the mount command searches the filesystems and so all you need to mount the floppy is he following command:
#mount /dev/fd0 /mnt/floppy
Similarly, the device for your CD-ROM is normally /dev/cdrom. To mount an ISO9660 CD-ROM, run he command:
#mount -rt iso9660 /dev/cdrom /mnt/cdrom
Now you can read he contents of /mnt/cdrom or /mnt/floppy as if it were a normal filesystem on your system. You don't have to use /mnt/floppy or /mnt/cdrom directories rather you can use any available empty directory of your choice.
You can add the cd-rom entry on your /etc/fstab config file just like this:
/dev/cdrom /mnt/cdrom udf,iso9660 noauto,owner,kudzu,ro 0 0
Asyou can see, iso9660 is already specified as the default CD filesystem and CD's are mounted as read-only(ro) by default. Therefore, all you need to command in mounting the CD is either one of the following:
#mount /mnt/cdrom
#mount /dev/cdrom
To unmount floppy or cdrom, use the umount command:
#umount /mnt/floppy
#umount /mnt/cdrom
Take note that it is imprtant to unmount floppy disk before removing them. Otherwise, you may lose the data which might still be in he cache.
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