Seagate Fibre Channel Interface User Manual
Page 189
Fibre Channel Interface Manual, Rev. D
175
Field definitions (listed alphabetically)
Current Operating Definition
Returns the value of the present operating definition. The default operating definition field returns the value of the operating
definition the disc drive uses when power is applied if no operating definition is saved.
Note.
The FC-AL drive always returns a value of 03h in the current and default fields.
00h
Use current operating definition.
01h
SCSI X3.131-1986 operating definition.
03h
SCSI-2 X3.131-199x operating definition.
Default Operating Definition
Returns the value of the default operating definition.
Page Code
81h
Defines the current operating definition, the default operating definition, and which operating definitions are imple-
mented by the disc drive.
Page Length
04h
The length of the implemented operating definition data (in bytes).
Peripheral Qualifier and Peripheral Device Type
00h
A direct-access device (magnetic disc) is connected to this logical unit.
SAVIMP (Save Implemented)
For each operating definition there is an associated Save Implemented (SAVIMP) bit. A SAVIMP bit of zero indicates that
the corresponding operating definition parameter cannot be saved. A SAVIMP bit of one indicates that the corresponding
operating definition parameter can be saved. The disc drive saves the default operating definition and all supported operat-
ing definitions.
Supported Operating Definition
The operating definition supported by this device.
12.6.3
Implemented Operating Definition page (81h)
Table 109: Implemented Operating Definition page (81h)
Bit
Byte
7
6
5
4
3
2
1
0
0
Peripheral Qualifier
Peripheral Device Type
1
Page Code (81h)
2
0
0
0
0
0
0
0
0
3
Page Length (04h)
4
0
Current Operating Definition
5
SAVIMP
Default Operating Definition
6
SAVIMP
Supported Operating Definition
7
SAVIMP
Supported Operating Definition
Table
number