User's Guide

Chapter 2 Emulated Medium Changer SCSI Commands
Request Volume Element Address (B5h)
Quantum DX-Series Software Interface Guide 81
• Beginning with the first defined element with an address greater
than or equal to the Starting Element Address, all defined, type-
matching elements are reported until reports for the indicated
number of elements have been returned
• Allocation Length
This field specifies how much memory the host has set aside to store
the status information returned by the DX-Series system.
• This field should be set to a number that is large enough to store
the status information for the requested number of elements
• If the field is not large enough, the DX-Series system only reports
the status information for the number of elements whose status
information fits within the allocated space
The returned Request Volume Element Address Data has the general
structure as depicted in
figure 2.