Tape Capacity Log Page - Freecom TAPEWARE AIT-450I Manual

LOG SENSE

6.6.7. Tape Capacity Log Page

The tape Capacity Log Page is used to indicate the approximate capacity of the tape currently being used. The PC
field of the LOG SENSE command is ignored for this field.
When the AIT bit is set to ZERO in Mode Sense Page 31h, the 36 bytes of the log page shall be returned.
When the AIT bit is set to ONE, the 1028 bytes of the log page shall be returned.
The 36 bytes of the log page have the following format.
Bit 7
Byte
0
1
2 (MSB)
3
4 (MSB)
5
6 DU(0)
7
8 (MSB)
11
Tape Capacity Log Page Parameters:
Code Value : When AIT bit is set to ZERO in Mode Sense Page 31h
0001 Remaining capacity, partition 0 (kilobytes)
0002 Remaining capacity, partition 1 (kilobytes), For a single partition tape, it will be ZERO.
0003 Maximum capacity, partition 0 (kilobytes)
0004 Maximum capacity, partition 1 (kilobytes). For a single partition tape, it will be ZERO.
Code Value : When AIT bit is set to ONE in Mode Sense Page 31h
0001 Remaining capacity, partition 0 (kilobytes)
0002 Remaining capacity, partition 1 (kilobytes)
0003 Maximum capacity, partition 0 (kilobytes)
0004 Maximum capacity, partition 1 (kilobytes)
0005 Remaining capacity, partition 2 (kilobytes)
0006 Remaining capacity, partition 3 (kilobytes)
0007 Maximum capacity, partition 2 (kilobytes)
0008 Maximum capacity, partition 3 (kilobytes)
007D Remaining capacity, partition 62 (kilobytes)
007E Remaining capacity, partition 63 (kilobytes)
007F Maximum capacity, partition 62 (kilobytes)
0080 Maximum capacity, partition 63 (kilobytes)
SONY AIT-1 Turbo drive SDX-450V series Ver.1.0
Table 6-22: Tape Capacity Log Page
6 5
Page Length ( 00 20h when AIT bit =0
DS(1) TSD(1 ) ETC(0)
Parameter Length (04h)
4 3
Page Code(31h)
Reserved(0)
04 00h when AIT bit =1)
Parameter Code
TMC(11)
Parameter Value
.
.
.
6.Command Specification
2 1
(LSB)
(LSB)
LP(0)
Reserved(0)
(LSB)
6-21
0