Advanced Configuration and Power Interface Specification

Device Configuration
Name Definition DWORD Bit Offset
(DWORD)
Vertical
Position on
the panel
where the
device
connection
point resides.
0 – Upper
1 – Center
2 – Lower
Bit
Offset
(Buffer)
2 70 2
Length
(bits)
Horizontal
Position on
the panel
where the
device
connection
point resides.
2 72 2
Shape
Group
Orientation
Group Token
Describes the shape of the device
connection point. The Width and Height
fields may be used to distort a shape, e.g.
A Round shape will look like an Oval
shape if the Width and Height are not
equal. And a Vertical Rectangle or
Horizontal Rectangle may look like a
square if Width and Height are equal.
Refer to Figure 6-35.
0 – Round
1 – Oval
2 – Square
3 – Vertical Rectangle
4 – Horizontal Rectangle
5 – Vertical Trapezoid
6 – Horizontal Trapezoid
7 – Unknown – Shape rendered as a
Rectangle with dotted lines
8 – Chamfered
15:9 – Reserved
if Set, indicates vertical grouping,
otherwise horizontal is assumed.
Unique numerical value identifying a
group.
2 74 4
2 78 1
2 79 1
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