Format Medium Command
The Format Medium command is used partition the medium. The command must be
issued only after positioning the tape to beginning of partition 0.
TABLE 3-11 Format Medium Command
Byte
7
0
1
2
3
thru
4
5
Parameter
Verify: Verify that format was
successful
Immed: Immediate
Format
Transfer Length
August 2016
6
5
Operation Code (04h)
Reserved
Reserved
Transfer Length
Value
0 = Not supported
0 = Return status after format completes
0h = Use default partition (non partitioned tape)
2h = Partition tape according to mode page 11h
0000h = No data is transferred for format medium command
Bit
4
3
Control Byte
Format Medium Command
2
1
Verify
Immed
Format
Commands 47
0