Fw: [Wylug-help] Readonly option in hdparm

[Graham Whaley]

Doh.
  I guess the Reply-To is not set to the list :-(

    Graham

----- Original Message -----
From: "Graham Whaley" <graham.whaley at codescape.com>
To: "Thomas, Nicholas" <nick.thomas at eldon.co.uk>
Sent: Tuesday, August 05, 2003 1:36 PM
Subject: Re: [Wylug-help] Readonly option in hdparm


> In theory you could remove pin 23 from the IDE cable, which should disable
> writes.  I give you absolutely no guarantees, and advise you do some net
> surfing :-)
>
> try
> http://www.repairfaq.org/REPAIR/F_Pinouts2.html#PINOUTS_029
>
> a google groups search of 'ide cable pin read only'
>
>
>
>   If you don't want to destroy an existing IDE cable, or mangle the pin on
> an existing drive (I guess you would never be able to write anything to
that
> drive ever again!), then I would make a small patch cable with one male
and
> one female IDC 40pin header on each end, and snip out the pin23 cable at
one
> end.  Then, placing that cable inline with the driver would make it
> readonly.  I guess this is slightly harder with a ultra-ide cable.
>
>
>
>     Hope that helps,
>
>         Graham
>
>
>
> ----- Original Message -----
> From: "Thomas, Nicholas" <nick.thomas at eldon.co.uk>
> To: <wylug-help at wylug.org.uk>
> Sent: Tuesday, August 05, 2003 12:59 PM
> Subject: [Wylug-help] Readonly option in hdparm
>
>
> >
> > Hi,
> >
> > Not really a linux question, but, Is it possible to make a hard disk
drive
> > readonly?
> > I want to create a hard drive which cannot be re-formatted, or change
any
> of
> > the data on any partitions.
> > I suppose I mean a read-only hard drive. It would be similar to having
one
> > of those a TABs on a floppy diskettes.
> >
> > I have been messing with the -r option to hdparm. This does appear to do
> > what I want, but the readonly status is lost after a reboot.
> >
> > If this is not possible with a conventional hard drive, is it possible
> with
> > a compact flash card + IDE adaptor?
> >
> > Any help appreciated.
> >
> > Regards
> >
> > Nick
> >
> > _________________________
> > Nick Thomas
> > Leading Software Engineer
> > Eldon Technology Limited
> > Park House
> > College Road
> > Bingley
> > West Yorkshire, UK
> > BD16 4UD
> > Tel: +44 1274 568432
> > Fax: +44 1274 551561
> > Email: nick.thomas at eldon.co.uk
> >
> >
> >
> > _______________________________________________
> > Wylug-help mailing list
> > Wylug-help at wylug.org.uk
> > http://list.wylug.org.uk/mailman/listinfo/wylug-help
> >
>