Quantum ACL 4/52, Дополнительное руководство

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ACL 4/52 Software Interface Guide
Document 6211225-03
Version 3.0
SCSI Interface 3-73
The format of an element descriptor for an element of the data transfer
element type is shown in Table 47.
Table 47: Data Transfer
Element Descriptor
Element Address This field indicates the address of the element being reported by
that element descriptor.
Access An access bit value of one indicates access to the element by a
medium transport element is allowed.
Bit/Byte 7 6 5 4 3 2 1 0
0
(MSB)
Element Address
(LSB)
1
2
Reserved
(0h)
Access Except Rsvd
(0)
Full
3
Reserved (00)
4
Additional Sense Code
5
Additional Sense Code Qualifier
6
Not
Bus
Rsvd ID
Valid
LU
Valid
Rsvd Logical Unit Number
7
SCSI Bus Address
8
Reserved (00h)
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