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Message-ID: <3AD867A0.E003501C@iee.org>
Date: Sat, 14 Apr 2001 16:07:12 +0100
From: Don Sharp <dwsharp AT iee DOT org>
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To: cygwin AT cygwin DOT com
Subject: Re: Problems with dd
References: <F139Mcvsq9IcVux1Zcn00000ff8 AT hotmail DOT com> <3AD79AB5 DOT 682E186E AT veritas DOT com>
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Can I put in a plea for reasonable line wrap behaviour?
I am seeing an increasing number of messages that have to be scolled
sideways for quite some distance.

Cheers

Don Sharp


Bob McGowan wrote:
> 
> The form you're using basically refers to the floppy as a filesystem.  You need a raw device.  Use //./a: or, better and easier to remember, do a 'mount -b //./a: /dev/fd0'
> and then use the /dev/fd0 with dd.
> 
> This subject has been discussed numerous times in the mailing list.  There may be more/additional useful info there.
> 
> Jim Harris wrote:
> >
> > I am using Cygwin on a Windows 2000 machine - I am not logged in as
> > Administrator, but I am a local administrator on this machine (I don't think
> > permissions are the culprit here, but I'm including this just in case).  I
> > am trying to write an image to a floppy diskette using:
> >
> >   dd if=boot.img of=//a
> >
> > "//a" is the only way I see any activity in the floppy drive ("a:" doesn't
> > work) - I hear some spinning, but then I get the following message:
> >
> >   dd: //a: Permission denied
> >
> > If I try reading a floppy image using:
> >
> >   dd if=//a of=foo.img
> >
> > I get the following message:
> >
> >   dd: //a: Invalid argument
> >   0+0 records in
> >   0+0 records out
> >
> > Can 'dd' be used to read/write images from/to a floppy?  It seems like '//a'
> > refers to the root directory of the floppy, rather than the device itself
> > (i.e. /dev/fd0 in Linux).  Is there a syntax I can use to write an image to
> > a floppy?
> >
> > Any help would be appreciated.
> >
> > Regards,
> >
> > Jim Harris
> >
> > _________________________________________________________________
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> >
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> 
> --
> Bob McGowan
> Staff Software Quality Engineer
> VERITAS Software
> rmcgowan AT veritas DOT com
> 
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