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From: Igor Pokrovsky <ip@doom.homeunix.org>
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Cc: freebsd-stable@freebsd.org
Subject: Re: mount floppy - Input/output error
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On Fri, Jun 17, 2005 at 04:34:38PM +0400, =E7=CF=D2=D3=D4=CB=C9=CE =E9=CC=
=D8=D1 wrote:
> Hi!
>=20
> Such problem!
>=20
> # uname -rs
> FreeBSD 5.4-RELEASE-p1
>=20
> # mount -t msdosfs /dev/fd0 /mnt/flp=20
> msdosfs: /dev/fd0: Input/output error=20
>=20
> # fdformat -f 1440 /dev/fd0=20
> Format 1440K floppy `/dev/fd0'? (y/n): y=20
> Processing fdformat: ioctl(FD_FORM): Input/output error=20
>=20
> # fdcontrol -v /dev/fd0
> /dev/fd0: 1.44M drive (3.5" high-density)
>=20
> #cat /etc/fstab |grep fd=20
> /dev/fd0                /mnt/flp        msdos   rw,noauto     0       0=
=20
>=20
> # ls /dev |grep fd=20
> fd=20
> fd0=20
>=20
> # cat /var/run/dmesg.boot |grep fd=20
> fdc0: <floppy drive controller (FDE)> port 0x3f7,0x3f0-0x3f5 irq 6 on
> acpi0=20
> fdc0: cannot reserve DMA request line=20
> fd0: <1440-KB 3.5" drive> on fdc0 drive 0
>=20
> Help to solve a problem!
> thanks

I have nearly the same problem. In my case it could be resolved by
using non-ACPI kernel.

-ip

--=20
Never test for an error condition you don't know
how to handle.