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P H 4 4 0 N L X M o t h e r b o a r d U s e r G u i d e
INTC#
INTD#
PCI Device Selection (motherboard devices)
Bus
number
0
0
0
0
0
0
0
1
PCI Arbitration
PIIX4e request
level
0
1
2
3
4
Note that the arbiter implements a round robin scheme and thus no request level has fixed
priority over another. The AGP video controller does not consume any PCI bandwidth and
competes for memory resource independently.
6
PCI to PCI bridges translate address lines from AD16. The host bridge translates
address lines from AD11.
MITSUBISHI ELECTRIC MOTHERBOARD DIVISION
Audio & Slots
Video & slots
Device
Function
number
number
(decimal)
0
0
1
0
6
0
7
0
7
1
7
2
7
3
6
0
0
Bus
Function
0
PCI slot 1
0
PCI slot 2
0
PCI slot 3
0
PCI slot 4
0
PCI audio CODEC
S e p t e m b e r 1 9 9 8
Address
Function
line
11
Host bridge
12
PCI to PCI bridge
17
PCI Audio CODEC
18
South bridge
18
IDE controller
18
USB controller
18
Power management &
SMbus controllers
16
AGP video controller
PAGE 28 OF 51
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