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Chapter 3 Media Changer Commands
Inquiry Command (12h)
Quantum ATL SuperLoader Software Interface Guide
33
Figure 8 Inquiry
Command
Standard Inquiry
Data Page
3
shows the format of the Standard Inquiry Data page
returned by the media changer.
Field
Description
CmdDt
Command Support Data. If CmdDt = 0 and EVPD (see below) = 0, the
media changer returns the Standard Inquiry Data. If CmdDt = 1 with
EVPD = 0, the media changer returns the Command Data specified
by Page Code/ Operation. Information about Command Support
Data is provided in
EVPD
Enable Vital Product Data. If EVPD = 0 and CmdDt (see above) = 0,
the media changer returns the Standard Inquiry Data. If EVPD = 1
and CmdDt = 0, the media changer returns the Vital Product Data
Page specified by Page Code/Operation Code.
Page Code or
Operation Code
Specifies the Vital Product Data Page which is to be returned by the
media changer when EVPD is set. Specifies the SCSI Operation Code
for command support data to be returned by the media changer
when CmdDt is set. A CHECK CONDITION status is returned if this
field specifies an unsupported Page or Operation Code or if both
EVPD and CmdDt are set.
on page 39 shows the Page
Codes for the Vital Product Pages supported by the media changer.
Allocation Length
Specifies the number of bytes of inquiry information the media
changer is allowed to return to the initiator during the command's
DATA IN phase. Error status is not returned if the value in this field
truncates the requested information.
Summary of Contents for ATL SuperLoader ATL
Page 1: ...ATL SuperLoader DLT and ATL SuperLoader LTO Software Interface Guide 81 60220 01 A02...
Page 18: ...Preface Document Conventions xviii Quantum ATL SuperLoader Software Interface Guide...
Page 44: ...Chapter 2 Messages Supported SCSI Messages 26 Quantum ATL SuperLoader Software Interface Guide...
Page 196: ...Index 178 Quantum ATL SuperLoader Software Interface Guide...