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Re: devfs/cdrom problem CDRW

To: Yaroslav Halchenko <yoh@xxxxxxxxxx>
Subject: Re: devfs/cdrom problem CDRW
From: Richard Gooch <rgooch@xxxxxxxxxxxxxxx>
Date: Thu, 29 Nov 2001 23:53:18 -0700
Cc: devfs@xxxxxxxxxxx
In-reply-to: <Pine.LNX.4.21.0111292331460.5014-100000@gig-2.cs.unm.edu>
References: <200111300020.fAU0K8704312@vindaloo.ras.ucalgary.ca> <Pine.LNX.4.21.0111292331460.5014-100000@gig-2.cs.unm.edu>
Sender: owner-devfs@xxxxxxxxxxx
Yaroslav Halchenko writes:
> > > turn off dma, because there is no hdc and hdparm says that it doesn't work
> > > with other devices like:
> > > [earwax] /home/yoh # hdparm /dev/scsi/host0/bus0/target0/lun0/cd 
> > > /dev/scsi/host0/bus0/target0/lun0/cd not supported by hdparm
> > > So I had to create a hdc 'by hand'. Is there a way to avoid all this?
> > Yeah, don't use ide-scsi! Or perhaps look for a leaf node entry under
> > /dev/ide which you can use.
> 
> I thought that SCSI compatibility driver is necessary for cdrw-drive
> to have burning programs work... I didn't check without it though...

Last I checked, that's correct.

> /dev/ide/... doesn't work - because I have scsi emulation - there is
> no cd device in the ide section anywhere

OK. So if you need to use ide-scsi, then you can find your CD-ROM
under /dev/cdroms. It should contain an entry pointing off to
/dev/scsi/host*/bus*/target*/lun*/cd

                                Regards,

                                        Richard....
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