mount floppy - Input/output error

[Горсткин Илья]

Hi!

Such problem!

# uname -rs
FreeBSD 5.4-RELEASE-p1

# mount -t msdosfs /dev/fd0 /mnt/flp 
msdosfs: /dev/fd0: Input/output error 

# fdformat -f 1440 /dev/fd0 
Format 1440K floppy `/dev/fd0'? (y/n): y 
Processing fdformat: ioctl(FD_FORM): Input/output error 

# fdcontrol -v /dev/fd0
/dev/fd0: 1.44M drive (3.5" high-density)

#cat /etc/fstab |grep fd 
/dev/fd0                /mnt/flp        msdos   rw,noauto     0       0 

# ls /dev |grep fd 
fd 
fd0 

# cat /var/run/dmesg.boot |grep fd 
fdc0: <floppy drive controller (FDE)> port 0x3f7,0x3f0-0x3f5 irq 6 on
acpi0 
fdc0: cannot reserve DMA request line 
fd0: <1440-KB 3.5" drive> on fdc0 drive 0

Help to solve a problem!
thanks