3 pci ids, 4 relationship between pci irq and pci device – Intel STL2 User Manual
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STL2 Server Board Architecture Overview
STL2 Server Board TPS
2-20
2.6.3 PCI Ids
The STL2 server board PCI Ids are defined as follows:
Table 2-6. STL2 PCI IDs
Device
Bus Number
[23:16]
Device Number
[15:11]
Slot ID Signal
NB6635 North Bridge 3.0LE
00h
00000b
ATI* Rage IIC
00h
00010b
P32_AD18
Intel 82559
00h
00011b
P32_AD19
Adaptec* AIC-7899
00h
00100b
P32_AD20
Slot 1 (32 bit)
00h
00110b
P32_AD22
Slot 2 (32 bit)
00h
00111b
P32_AD23
Slot 2 (32 bit)
00h
01000b
P32_AD24
Slot 2 (32 bit)
00h
01001b
P32_AD25
IB6566 South Bridge
00h
01111b
P32_AD31
Slot 2 (32 bit)
00h
01010b
P32_AD26
Slot 2 (32 bit)
00h
01011b
P32_AD27
Note:
Do not change the BUSNUM register (Offset 44h) in the NB6635 North Bridge 3.0LE from the default value.
2.6.4 Relationship between PCI IRQ and PCI Device
The relationship between PCI IRQ and PCI devices are defined as follows on the STL2 server
board:
PCI IRQ
PCI Device
PCI IRQ 0
Adaptec AIC-7899 SCSI Channel A
PCI IRQ 1
Adaptec AIC-7899 SCSI Channel B
PCI IRQ 2
Intel 82559
PCI IRQ 3
ATI Rage IIC
PCI IRQ 4
PCI Slot 2 (INTA)
PCI IRQ 5
PCI Slot 3 (INTA)
PCI IRQ 6
Not Used
PCI IRQ 7
PCI Slot 4 (INTA)
PCI IRQ 8
PCI Slot 5 (INTA)
PCI IRQ 9
PCI Slot 6 (INTA)
PCI IRQ 10
PCI Slot 1 (INTA)
PCI IRQ 11
PCI Slot 1 (INTB), PCI Slot 2 (INTB), PCI Slot 3 (INTC), PCI Slot 4 (INTB), PCI Slot 5 (INTC), PCI
Slot 6 (INTD)
PCI IRQ 12
PCI Slot 1 (INTC), PCI Slot 2 (INTC), PCI Slot 3 (INTD), PCI Slot 4 (INTC), PCI Slot 5 (INTD), PCI
Slot 6 (INTB)
PCI IRQ 13
PCI Slot 1 (INTD), PCI Slot 2 (INTD), PCI Slot 3 (INTB), PCI Slot 4 (INTC), PCI Slot 5 (INTD), PCI
Slot 6 (INTB)