CDU-541
CD-ROM
DRIVE
SCSI
INTERFACE
MANUAL
If
the
track
number
field
is
zero
or
is
not
valid
for
the
disc
inserted
the
command
will
be
terminated
with
a
CHECK
CONDITION
status.
The
sense
key
is
set
to
ILLEGAL
REQUEST.
The
additional
sense
code
is
set
to
ILLEGAL
VALUE
IN
COB.
Table
5-23:
TOe
Data
Format
==============================================================================
o I
(MSB)
I
I
-----1---
TOC
Data
Length
---I
(LSB)
I
1
I
I
-----1-----------------------------------------------------------------------1
2 i
First
Track
Number I
-----1-----------------------------------------------------------------------1
3 I Las t
Track
Number I
==============================================================================
TOC
Track
Descriptor
==============================================================================
o I
Track
Number I
-----1-----------------------------------------------------------------------1
1 I
Reserved
I
Control
:
-----l----------------------~------------------------------------------------1
2 I I
-----1--- ---I
3 I I
-----1---
-
CD
Address
---I
4 I I
-----1--- ---I
I I
I I
5
==============================================================================
The
starting
track
field
specifies
the
starting
track
number
for
which
the
TOC
data
will
be
returned.
The
data
is
returned
in
contiguous
ascending
order.
Valid
values
for
the
starting
track
field
are
lh
to
63h. A
value
of
AAh
requests
that
the
starting
address
of
the
lead
out
area
be
returned.
The
TOC
data
returned
is
a
four
byte
header
followed
by
one
or
more (up
to
100)
TOC
track
descriptors.
The
last
track
descriptor
is
for
the
lead-out
area.
The
format
of
the
CD
Address
is
determined
by
the
LBAMSF
bit
in
the
CD-ROM
parameters
page.
See
Section
5.3.1.4.
The
TOC
data
length
specifies
the
length
in
bytes
of
the
available
table
of
contents
data.
The
value
of
TOC
data
length
does
not
include
itself.
The
maximum
value
is
602d (025Ah).
The
first
track
number
field
indicates
the
first
track
number
in
the
table
of
contents.
IMPLEMENTORS
NOTE:
A
disc
may
start
at
any
track
number. The
track
numbers
between
the
first
track
number and
the
last
track
number
are
in
contiguous
ascending
order.
5-45
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