M3099GX/GH OEM Manual
OBJECT POSITION
The OBJECT POSITION command (Table 3.54) provides
positioning functions. Absolute as well as relative positioning is
provided. A target shall return CHECK CONDITION status and
set the sense key to ILLEGAL REQUEST if a positioning function is
requested that is not supported.
Table 3.54 OBJECT POSITION Command
Bit
Bit
7
6
Byte
Byte
0
0
1
1
Logical Unit Number
2
2
(MSB)
3
3
4
4
5
5
6
6
7
7
8
8
9
9
This position function field specifies the requested function (see
Table 3.55).
Table 3.55 Position Function
Position Function
000b
001b
others
5
4
3
2
Operation Code (31h)
Reserved
Position Function
Count
Reserved
Reserved
Reserved
Reserved
Control
Description
Unload Object
Load Object
Reserved
INTERFACE
1
0
(LSB)
3-73