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Chapter 3 Media Changer Commands
Read Element Status Command (B8h)
Quantum ATL SuperLoader Software Interface Guide
139
Table 59 Data
Transfer Element
Descriptor
(1 byte)
Reserved
(1 byte)
Identifier Length
Field Name
Description
Access
When set to 1 it indicates access to the data transfer
element by the medium transport element is allowed.
When set to 0 it indicates access is denied. This may
occur if the device is performing an auto clean
operation.
Not Bus
This field is sent as 0. The data transfer element is on
the same bus as the media changer device.
ID Valid
When set to 1, it indicates that the SCSI BUS address
field contains valid information.
LU Valid
When set to 1, it indicates that thee Logical Unit
Number field contains valid information.
Logical Unit
Number
If it is valid, it provides the logical unit number within
the SCSI bus device of the primary device served by
the media changer at this element address. This field
is always 0.
SCSI BUS
Address
If valid, it provides the SCSI address of the primary
device served by the media changer at this element
address.
NOTE:
For fields not defined in this table, see
Bit
Byte
7
6
5
4
3
2
1
0
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...