Mode Select, Mode Sense
Six-Byte Parameter Formats
The
6-
byte
parameter
formats contains a
4-
byte header followed by an optional Block
Descriptor, followed by
the
requested page.
6·Byte Parameter List Header Format
Bit
Byte
7
I
6
I
5
I
4
I
3
I
2
I
1
t
00
Sense
Data
Length
01
Media
Type
= 0
02
WP
I
Reserved
I
DPOFUA
I
Reserved
03
Block
Descriptor
Length
6·Byte Block Descriptor Format (Optional)
Bit
Byte
7
J
6
I
5
I
4
I
3
I
2
I
1
J
04
Density
Code
= 0
05-07
(MSB=05)
Number
Of
Blocks
(LSB=07)
08
Reserved
09-11
(MSB=09)
Block
Length
(LSB=l1)
Parameter List Page Format
Bit
Byte
7
6 5
I
4
I
3
I
2
I
1
I
00
PS
Reserved
Page
Code
01
Page
Length
in
Bytes
02-nn
Page
Parameters
Refer
to
the
Parameter
Specification
Tables
that
follow.
0
0
0
DRAFT
SCSI Command Descriptions A·19
1/18/93 09:58