Mode Sense Command; Table 3-66 Mode Sense-6 Byte Command; Table 3-67 Mode Sense-10 Byte Command - Oracle StorageTek T10000 Reference Manual

Mode Sense Command

The Mode Sense (6) and Mode Sense (10) commands return the current operating
modes and parameters of a device to the host. The Mode Sense commands also return
the default parameters or information on which fields and bits can be changed using
the Mode Select command. The device returns a header, block descriptor, and one or
all supported pages following the block descriptor.
TABLE 3-66 Mode Sense—6 Byte Command
Byte 7
0
1
2 PC
3
4
5
TABLE 3-67 Mode Sense—10 Byte Command
Byte 7
0
1
2 PC
3
4 (MSB)
thru
6
7 (MSB)
thru
8
9
August 2016
Note – The tape drives support both 6- and 10-byte commands.
The Mode Sense (10) command allows for a longer Allocation
length, but otherwise operates identically to the Mode Sense (6)
command.
6 5
Operation Code (1Ah)
Reserved
6 5
Operation Code (5Ah)
Reserved
Bit
4 3
DBD
Page Code
Subpage Code
Allocation Length
Control Byte
Bit
4 3
LLBAA DBD
Page Code
Subpage Code
Reserved
Allocation Length
Control Byte
Mode Sense Command
2 1 0
Reserved
2 1 0
Reserved
Commands 111
(LSB)
(LSB)