HP Surestore 80ex Optical Drive and Library SCSI-2 Command Reference - Page 130
Verify Group 1 Command 2FH, Blk Vfy, Verification, Length, Rel Adr
View all HP Surestore 80ex manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 130 highlights
SCSI-2 Drive Commands SCSI-2 Drive Command Set Verify (Group 1) Command (2FH) Blk Vfy Verification Length Rel Adr A Blank Verify bit of 1 indicates the drive verifies that sectors are erased. A Blk Vfy bit of 0 indicates the drive verifies written data integrity. The Verification Length field specifies the number of contiguous logical blocks of data to be verified for this command. A value of 0 indicates that no blocks will be verified and is not considered an error. A relative address bit of one indicates that logical block address specified is a two's complement offset from the last logical block address accessed. A value of 0 indicates that the logical block address is an absolute address. Chapter 2 2-93
SCSI-2 Drive Command Set
Verify (Group 1) Command (2FH)
Chapter 2
2-93
SCSI-2 Drive Commands
Blk Vfy
A Blank Verify bit of 1 indicates the drive verifies that
sectors are erased.
A Blk Vfy bit of 0 indicates the drive verifies written
data integrity.
Verification
Length
The Verification Length field specifies the number of
contiguous logical blocks of data to be verified for this
command. A value of 0 indicates that no blocks will be
verified and is not considered an error.
Rel Adr
A relative address bit of one indicates that logical block
address specified is a two’s complement offset from the
last logical block address accessed.
A value of 0 indicates that the logical block address is an
absolute address.