mount_msdosfs anomaly
Jerry McAllister
jerrymc at clunix.cl.msu.edu
Thu May 13 13:25:42 PDT 2004
>
> Aloha
> I first used a win98 boot disk to set slice 1(partition 1) a 5 Gig for
> my win98 slice. After installing win98, I used the freebsd 5.2.1 CD to
> set up the freebsd slice 2 at 20 Gig.
OK. I haven't had time (or a spare machine) to play with 5.xxx yet.
> After installing freebsd I used Slackware 9.1 CD and the cfdisk program
> on it to partition the rest of the disk. Slice/partition3 is a primary.
> Slice 4 is extended with logical slices/partitions 5 through 10. I
> installed Slackware on slice 8 with a linux swap on slice 9 and a 2.7Gig
> fat32 on slice 10.
Well, that (using Slackware and being logical partitions within
an extended ) explains some things about how you got those slices.
I believe FreeBSD is quite limited in its ability to talk to
MS extended partitions.
>
> Here is the output of ls -l /dev/ad*
First time I have seen slice numbers that high. But, since they
are special, I am not sure it mean anything. Hopefully someone
else will know more about that.
////jerry
> $ ls -l /dev/ad*
> crw-r----- 1 root operator 4, 10 May 13 09:10 /dev/ad0
> crw-r----- 1 root operator 4, 11 May 13 09:10 /dev/ad0s1
> crw-r----- 1 root operator 4, 27 May 13 09:10 /dev/ad0s10
> crw-r----- 1 root operator 4, 12 May 13 09:10 /dev/ad0s2
> crw-r----- 1 root operator 4, 16 May 12 23:10 /dev/ad0s2a
> crw-r----- 1 root operator 4, 17 May 13 09:10 /dev/ad0s2b
> crw-r----- 1 root operator 4, 18 May 13 09:10 /dev/ad0s2c
> crw-r----- 1 root operator 4, 19 May 12 23:10 /dev/ad0s2d
> crw-r----- 1 root operator 4, 20 May 12 23:10 /dev/ad0s2e
> crw-r----- 1 root operator 4, 21 May 12 23:10 /dev/ad0s2f
> crw-r----- 1 root operator 4, 13 May 13 09:10 /dev/ad0s3
> crw-r----- 1 root operator 4, 14 May 13 09:10 /dev/ad0s4
> crw-r----- 1 root operator 4, 22 May 13 09:10 /dev/ad0s5
> crw-r----- 1 root operator 4, 23 May 13 09:10 /dev/ad0s6
> crw-r----- 1 root operator 4, 24 May 13 09:10 /dev/ad0s7
> crw-r----- 1 root operator 4, 25 May 13 09:10 /dev/ad0s8
> crw-r----- 1 root operator 4, 26 May 13 09:10 /dev/ad0s9
>
> It shows ad0s10 but I'm not sure that it can be mounted. Has anyone ever done it?
>
> Thanks for all of the responses.
> Robert
>
> ----- Original Message -----
> From: Jerry McAllister <jerrymc at clunix.cl.msu.edu>
> Date: Thursday, May 13, 2004 4:02 am
> Subject: Re: mount_msdosfs anomaly
>
> > >
> > > Jerry McAllister wrote:
> > > >> Aloha
> > > >>
> > > >> I have a 80 gig hard drive that I have sliced up for multiple
> > > >> distros of linux and freebsd. I have win98 on slice 1 and freebsd
> > > >> on slice 2. On slice 10 I have a 2.7 Gig slice formatted as fat32
> > > >> for data sharing between all distros.
> > > >>
> > > >> When logged into frebsd (5.2.1) i can mount the win98 slice with
> > > >> "mount_msdosfs /dev/ad0s1 /win98" without any trouble.
> > > >>
> > > >> When I attempt to mount slice 10 with "mount_msdosfs /dev/ad0s10
> > > >> /shared" I get the following error:
> > > >>
> > > >> mount_msdosfs: /dev/ad0s10: invalid argument.
> > > >>
> > > >> Slice 10 was formatted in win98 and scan disk was run. I have a
> > > >> text file and two jpeg photos in the slice.
> > > >>
> > > >
> > > >
> > > > Only 4 primary slices are recognized. FreeBSD will not talk
> > to a
> > > > slice 10 and I don't think anything MS will either in a standard
> > > > manner. That is why they came up with extended partitions. What
> > > > did you use to create the extra slices?
> > > >
> > > > ////jerry
> > >
> > > Isn't ad?s5 and up used for the extended partitions? Which
> > devices show
> > > up in /dev ?
> >
> > Well, I have never messed with MS extended "partitions" so I don't
> > really know much details. My /dev only goes up to s4 for either
> > ad or da.
> > But, I am not surprised if mount_msdosfs thinks /dev/ad0s10 is not
> > valid.I suppose the person could try creating those devices in /dev
> > and see
> > what falls down (or if it works).
> >
> > ////jerr
> >
> > >
> > > Hendrik
> > >
> >
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>
>
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