Skip site navigation (1)Skip section navigation (2)
Date:      Wed, 05 Jun 2013 19:36:48 +0200
From:      Tijl Coosemans <tijl@coosemans.org>
To:        Joseph Mays <mays@win.net>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: USB can't mount msdosfs drive
Message-ID:  <51AF7730.7060306@coosemans.org>
In-Reply-To: <57757F5DB92D498C83D93D04BA6337BB@Gantry>
References:  <57757F5DB92D498C83D93D04BA6337BB@Gantry>

Next in thread | Previous in thread | Raw E-Mail | Index | Archive | Help
This is an OpenPGP/MIME signed message (RFC 4880 and 3156)
------enig2UFRJGXIKFOCROQBJAIEL
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: quoted-printable

On 2013-06-05 18:33, Joseph Mays wrote:
> Joseph Mays:
>> Tried several iterations, though it=E2=80=99s clearly a fat32 formatte=
d USB
>> drive. Shown below are the results of fdisk and the mount_msdosfs
>> command.
>>=20
>>=20
>> root@warehouse:/root # fdisk /dev/da2
>> ******* Working on device /dev/da2 *******
>> parameters extracted from in-core disklabel are:
>> cylinders=3D1897 heads=3D255 sectors/track=3D63 (16065 blks/cyl)
>>=20
>> Figures below won't work with BIOS for partitions not in cyl 1
>> parameters to be used for BIOS calculations are:
>> cylinders=3D1897 heads=3D255 sectors/track=3D63 (16065 blks/cyl)
>>=20
>> Media sector size is 512
>> Warning: BIOS sector numbering starts with sector 1
>> Information from DOS bootblock is:
>> The data for partition 1 is:
>> sysid 12 (0x0c),(DOS or Windows 95 with 32 bit FAT (LBA))
>>     start 8064, size 30473088 (14879 Meg), flag 80 (active)
>>         beg: cyl 1/ head 0/ sector 1;
>>         end: cyl 706/ head 115/ sector 52
>> The data for partition 2 is:
>> <UNUSED>
>> The data for partition 3 is:
>> <UNUSED>
>> The data for partition 4 is:
>> <UNUSED>
>>=20
>> root@warehouse:/root # mount_msdosfs /dev/da2s1 /usb2
>> mount_msdosfs: /dev/da2s1: Invalid argument
>
> One item of note =E2=80=93 I did not notice this before, the but follow=
ing
> messages are appearing in dmesg whenever I try to mount this device.
> Note that I have another msdosfs usb stick mounted in usb0, that
> mount worked fine first try.
>=20
> WARNING: mount of da2s1 denied due to unsupported optional features

That's odd, because that warning comes from ext2fs not msdosfs. Do you
use ext2fs anywhere?
What version of FreeBSD is this? And is this just a standard installation=

or do you compile your own kernel?


------enig2UFRJGXIKFOCROQBJAIEL
Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: OpenPGP digital signature
Content-Disposition: attachment; filename="signature.asc"

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2.0.20 (FreeBSD)

iF4EAREIAAYFAlGvdzUACgkQfoCS2CCgtitnzwD/YP+CEszz5JSojnnSZa33SNBR
OSE6QUNWF5ruPTMwPWgA/0VAVeO4s/tW2HMiMCiXdc2Yh/cruuvHE6rpQDGNOebs
=PgJv
-----END PGP SIGNATURE-----

------enig2UFRJGXIKFOCROQBJAIEL--



Want to link to this message? Use this URL: <http://docs.FreeBSD.org/cgi/mid.cgi?51AF7730.7060306>