User's Guide
Table Of Contents
- Preface
- Theory of Operation
- Media Changer Commands
- Overview of Command and Status Processing
- Media Changer Command Descriptions
- Initialize Element Status Command (07h)
- Inquiry Command (12h)
- Load Unload Command (1Bh)
- Log Sense Command (4Dh)
- Mode Select (6) / (10) Command (15h / 55h)
- Mode Sense (6) / (10) Command (1Ah/ 5Ah)
- Move Medium Command (A5h)
- Persistent Reserve In Command (5Eh)
- Persistent Reserve Out Command (5Fh)
- Position to Element Command (2Bh)
- Prevent/Allow Medium Removal (1Eh)
- Read Buffer Command (3Ch)
- Read Element Status Command (B8h)
- Release Element (10) Command (57h)
- Release Unit (6) Command (17h)
- Report Device Identifier Command (A3h)
- Report LUNS Command (A0h)
- Request Sense Command (03h)
- Reserve Element (10) Command (56h)
- Reserve Element (6) Command (16h)
- Send Diagnostic Command (1Dh)
- Set Device Identifier Command (A4h)
- Test Unit Ready Command (00h)
- Write Buffer Command (3Bh)
- Index
Chapter 2 Media Changer Commands
Inquiry Command (12h)
Quantum SuperLoader 3 Software Interface Guide 14
The following table contains field descriptions for the data returned by
the media changer.
Table 2 Standard Inquiry Data
Field Name Description
Peripheral Qualifier Non-zero if initiator selects an invalid logical unit (see below)
Peripheral Device
Type
8 indicates that this is a media changer device.
RMB Removable Medium Bit. Set to 1.
Version ANSI SCSI Level 2 (SCSI-2) is supported. Note that some
SCSI-3 features and fields are supported.
AERC Asynchronous Event Notification is not supported.
NormACA The media changer does not support the NACA bit in the
control byte of the CDB.
HiSup The hierarchical addressing model is not used.
Response Data
Format
This Standard Inquiry Data is in SCSI-2 format. Note that
although the loader reports SCSI-2 here, the additional SCSI-3
fields as indicated in the description of the page are
supported.
Additional Length This field indicates the number of additional bytes of
INQUIRY
Response Data
available.
SCCS This device does not contain an embedded storage array
controller.
BQue* Basic queueing is not supported.
EncServ This device does not contain an embedded enclosure services
component.
MultiP This device does not implement multi-port requirements.
Note that the value and support of this function is determined
by the drive installed.
MChngr This device is not an attached media changer.