Mode Parameter Header & Block Descriptor-Field Descriptions - Maxtor ATLAS 10K III Product Manual

SCSI Description
T a b l e 5 - 1 0 7 Mode Parameter Header & Block Descriptor-Field Descriptions
& C V C ( K G N F & G U E T K R V K Q P
Mode Data Length Reserved. Must be 0.
Medium Type Ignored by the drive.
Device Specific
Ignored by the drive.
Parameter
Block Descriptor The value = 0 if no Block Descriptor is supplied; the length is 8 if a block
Length descriptor is supplied.
Density Code Ignored by the drive.
The value in this field specifies the number of logical blocks on the unit that
are affected by the current MODE SELECT command. When this field = 0,
the MODE SELECT parameters are put into effect for all logical blocks on
Number of Blocks the unit. The maximum value allowed is the total number of initiator-addres-
sable logical blocks for the value specified in the Block Length field. A value
that is less than the maximum value will decrease the number of initiator-
accessible logical blocks to the amount specified.
Block Length The value in this field specifies the length, in bytes, of each logical block.
Maxtor Atlas 10K III 5-87