Media changers attached to CD-ROM devices currently prohibited
eros at daffy.stortek.com
Mon Nov 28 08:52:44 PST 1994
On Wed, 23 Nov 1994, Ralph Weber -- VMS -- ZKO3-4/U14 wrote:
> Bob Snively wrote:
> > Yes.
> > I care. However, I would have expected the Medium Changer and the
> > CD-ROM to have separate LUs and separate INQUIRY data indicating
> > their distinctive character, so it should be a "don't care" condition.
> Bob is correct, at least for one implementation. However, approved document
> 92-006r1 required that MOVE MEDIUM and READ ELEMENT STATUS be made common to
> all device types. The intent was that any device have access to minimal
> medium changer capabilities, without being required to implement a logical
> unit (LU) just for that task.
> The current operation code usage of the SET CD-ROM SPEED defeats this goal for
> CD-ROM devices.
Am I correct in assuming that SET CD-ROM SPEED is already in common usage
and it is too late to change the opcode?
Reply to: erich_oetting at stortek.com
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