Fujitsu MCM3064AP, MCM3130AP manual Format Descriptor, 43 INQUIRY command, Host Interface

Host Interface

When the IMMED (Immediate) bit is 1, the ODD responds with immediate end after the command is received and before formatting is completed. At this time, during formatting, the Ready bit of the Status register is set to 0, and then set to1 after formatting is completed.

Defect List Length must be 8. If any other value is set, the command responds with Check Condition.

			Table 4.42		Format Descriptor
Bit	7	6		5	4		3	2	1	0
Byte
0-3					Number of Blocks
4						Reserbed
5-7					Block Length

The Format Descriptor value must be exactly the same as the Formattable Descriptor value reported to the host by the READ FORMAT CAPACITIES command. If a different value is specified, the command responds with Check Condition.

4.6.4 INQUIRY command

Table 4.43 INQUIRY command

Bit	7	6	5	4		3	2	1	0
Byte
0				Operation Code (12h)
1	Logical Unit Number						Reserved
2					Reserved
3					Reserved
4				Allocation Length
5-11					Reserved

The INQUIRY command transfers device information to the host.

If the INQUIRY command is issued while the ODD contains the Unit Attention condition, the ODD responds normally, but does not clear the Unit Attention condition.

4-46 C156-E227-01EN