A.3 pci device assignments, A.4 smbus resource allocation – Endura RADISYS KP915GV User Manual

Page 108

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KP915GV Product Manual

108

A.3

PCI Device Assignments

Table 10. PCI Device Assignments

Device


IDSEL

Bus
Number

Device
Number

Function
Number

Chipset host bridge and memory
controller

– 0 0 0

AGP

bridge

– 0 1 0

Graphics

controller

– 0 2 0

PCI

bridge

– 0 30 0

LPC bridge

(Includes DMA, timers, PIC, APIC, RTC,
power & system management, GPIO)

– 0 31 0

IDE

controller

– 0 31 1

SMBus

controller

– 0 31 3

AC97 audio controller

0

31

5

USB UHCI controller 1

0

29

0

USB UHCI controller 2

0

29

1

USB UHCI controller 3

0

29

2

USB EHCI controller

0

29

7

Slot 1 (AGP4X)

AD16

2

0

Slot 2 (PCI 2.2)

AD17

2

1

Slot 3 (PCI 2.2)

AD18

2

2

Slot 4 (PCI 2.2)

AD19

2

3

Slot 5 (PCI 2.2, via riser only)

AD20

2

4

Slot 6 (PCI 2.2, via riser only)

AD21

2

5

Ethernet controller 1

AD23

2

7

0

Ethernet controller 2

AD24

2

8

0

The PCI slots and the Ethernet controller are behind a virtual bridge to PCI bus 2 implemented by
the chipset ICH4. An AGP card, when present, resides on PCI bus 1.

A.4

SMBus Resource Allocation

Table 11. SMBus Resource Allocation

Address

Description

0101 110X

System management controller (LM85)

1010 000X

Memory module 1

1010 001X

Memory module 2

1101 001X

Clock synthesizer

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