Seagate ST3285N, Product Manual

Page: 64 / 151

3.4.13.1 Page code and allocation length
The Mode Sense command descriptor block contains a page code
(byte 2, bits 5–0) and an allocation length (byte 4). These parameters
are described in the following table. You can transfer mode pages to the
initiator either of two ways:
•
Transfer all mode pages at once by using page code 3F
H
, as de-
scribed in the last row of this table, or
•
Transfer one mode page at a time by using the page code and
allocation length of the mode page.
Page
code Allocation
length
Mode Sense data returned
01
H
18
H
4 bytes of Mode Sense header
8 bytes of block descriptor
2 bytes of mode page header
10 bytes of Error Recovery parameters
02
H
18
H
4 bytes of Mode Sense header
8 bytes of block descriptor
2 bytes of mode page header
12 bytes of Disconnect/Reconnect parameters
03
H
24
H
4 bytes of Mode Sense header
8 bytes of block descriptor
2 bytes of mode page header
24 bytes of Format Device parameters
04
H
20
H
4 bytes of Mode Sense header
8 bytes of Block descriptor
2 bytes of mode page header
20 bytes of Rigid Disc Geometry parameters
08
H
20H
4 bytes of Mode Sense header
8 bytes of block descriptor
2 bytes of mode page header
20 bytes of Caching parameters
0C
H
24
H
4 bytes of Mode Sense header
8 bytes of block descriptor
2 bytes of mode page header
24 bytes of Notch and Partition parameters
0D
H
18
H
4 bytes of Mode Sense header
8 bytes of block descriptor
2 bytes of mode page header
12 bytes of Power Condition parameters
54 ST3655 Family SCSI Drives Product Manual, Rev. A