User's Guide

Chapter 2 Emulated Medium Changer SCSI Commands
Reserve (16h)
98 Quantum DX-Series Software Interface Guide
If the Link bit is 1 and the Flag bit is 0, and the task completes
successfully, the drive continues the task and returns a status of
INTERMEDIATE and a LINKED COMMAND COMPLETE message.
If the Link bit and the Flag bit within a Control word are both set to 1,
and the drive completes a command with a status of
INTERMEDIATE,
the drive returns a
LINKED COMMAND COMPLETE message (with
Flag).
Link bits are not supported by the DX-Series system
• Starting Element Address and Number of Elements
• These fields select the range of elements to be reserved
• The reservation begins with the first element with an address
greater than or equal to the Starting Element Address, and
includes all defined elements until the indicated number of
elements have been reserved or the last element is reached
• All the specified elements must be able to be reserved or no
reservations take place at all