94-178R0 -- Proposal for TEST SUPPORT command
Ralph Weber -- VMS -- ZKO3-4/U14
weber at star.enet.dec.com
Fri Sep 9 09:07:03 PDT 1994
I ran the memory requirements numbers for a disk that implements only the
Command CDB Data
FORMAT UNIT 6 32 ***
PREVENT - ALLOW MEDIUM REMOVAL 6
READ CAPACITY 10
REQUEST SENSE 6
SEND DIAGNOSTIC 6
TEST UNIT READY 6
Totals 74 32
I don't know how these issues sit in drives.
Is 106 bytes alot?
*** 32 is a guess. I cannot really tell what should be the parameter data
because there are so many sub-blocks in the FORMAT UNIT parameter data.
I suspect that a host would never be really sure about whatever it got
back in the parameter usage mask part of a TEST SUPPORT response about
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