Quantum ACL 4/52, Дополнительное руководство

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ACL 4/52 Software Interface Guide
Document 6211225-03
Version 3.0
SCSI Interface 3-49
The layout of an element descriptor for an element of the import
/export element type is illustrated in Table 32.
Table 32: Import/Export
Element Descriptor
Import Element The Import Enable field indicates whether the element can import
a tape cartridge into the library. It is set to one if imports are
possible through that element and zero otherwise. This field is
always set to one.
Bit/Byte 7 6 5 4 3 2 1 0
0
(MSB)
Element Address
(LSB)
1
2
Reserved
(0)
Import
Enable
Export
Enable Access Except Import
Export
Full
3
Reserved (00h)
4
Additional Sense Code
5
Additional Sense Code Qualifier
6
Reserved
(000000h)
7
8
9
SValid Invert
(0)
Reserved
(00h)
10
Source Storage Element Address
11
12
-
47
Primary Volume Tag Information (if present)
48
-
51
Reserved
(00000000h)
52
Vendor Unique
(0000h)
53