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The
device
information
which
is
read/written with functions 0/1
is
a
16
bit
quantity
in
which
the
information
is
bit
encoded.
The
following
bits
are
defined:
(bit
is
the
low
bit)
Bit
number
Meaning
7
ISDEV
-
=
this
channel
is
a
file
1
=
this
channel
is
a device
For
Devices,
these
bits
are
defined:
ISCIN
-
This device
is
console
input
1
ISCOT
-
This device
is
console
output
5
MODE
-
=
raw
data
mode
1
=
interpreted
data
mode
14
CTRL
-
Specifies
if
the device
can accept
control strings
For
Files,
no
other
bits
are
defined.
The
only
bit
which can be
set
is
the
MODE
bit.
This
bit
specifies
if
some
interpretation of
the
data
is
to
be
made
by
the device
driver,
or
if
the data
is
to
be passed
directly.
This
bit
is
only
meaningful
for
certain
devices.
37
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