[Gllug] Fireing up an external SCSI device once the system has started.

[Mick Wilkinson]

On Wednesday 22 May 2002  4:09 pm, you wrote:
> On Wed, 2002-05-22 at 12:12, Colin Murphy wrote:
> > It is a habit I am finding really hard to break.  I will power up my SuSE
> > 8 system but forget to power up the external SCSI CD-RW with it. 
> > Hours/days later I'll want to use the external drive and I will try to
> > mount a disk, only to get a pop up error message
> >
> > 'mount:/dev/cdrecorder is not a valid block device'.
> >
> > I then have to power down the system to get it working.
> >
> > How do I get the external drive recognised without the reset?
> >
> > I assume this has something to do with the modules that need to be
> > loaded, or started at least - I suspect they are in the kernel.  Modules
> > have always remained a bit of a mystery to me, maybe this will set me on
> > a path of discovery.
> >
> > lsmod shows a line
> > initio                 18976   0  (unused)
> >
> > which is the module for my SCSI card.
> >
> > 'Modprobe initio' doesn't seem to achieve much which means I've
> > completely misunderstood what modprobe does, or only have half the
> > answer.  So, where have I gone wrong?
>
> I do that as well.
> What I do is remove the scsi card module (53c7,8xx in my case) and
> reload it again. This is only going to work if the cdrom is the only
> scsi device on that card (ie all your other disks are IDE) or you only
> have a scanner or zip drive on there as well (unmounted)
> so # rmmod 53c7,8xx
>    # modprobe 53c7,8xx
> Steve

Right I'm probably way out of my depth here but I thought it's about time I 
tried to contribute something to this list.

I just use 'scsiadd'  which I downloaded from somewhere (can't remember 
where) to fire up my external DAT drive. Seems to work fine for me.
This is on a SuSE 7.2 system with kernel 2.4.7.

Hope that helps


Regards

Mick


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