44
System Resources
IRQ#
Typical Intterupt Resource
Connected to Pin
Available
15
Secondary IDE controller
IRQ15 via SERIRQ
Note (1)
16 N/A
P.E.G Root Port,Intel HDA, PCIE Port
0/1/2/3/4/5/6, I.G.D., XHCI Controller
Note (1)
17 N/A
PCIE Port 0/1/2/3/4/5/6, P.E.G Root
Port,
Note (1)
18 N/A
PCIE Port 0/1/2/3/4/5/6, P.E.G Root
Port, SMBus Controller
Note (1)
19 N/A
PCIE Port 0/1/2/3/4/5/6, P.E.G Root
Port,
Note (1)
20
N/A
Gbe Controller
Note (1)
21 N/A
N/A
Note
(1)
22
N/A
Intel HDA
Note (1)
23 N/A
N/A
Note
(1)
Note (1):
These IRQs can be used for PCI devices when onboard device is disabled.
6.5. PCI Configuration Space Map
Bus Number Device Number Function Number
Routing
Description
00h
00h
00h
N/A
Intel host Bridge
00h 02h
00h
Internal
Intel
I.G.D.
00h
08h
00h
Internal
Gaussian Mixture Model
00h 14h
00h
Internal
xHCI
Controller
00h
16h
00h
Internal
Intel Management Engine Interface
00h
17h
00h
Internal
Intel AHCI controller
00h
1Ch
00h
Internal
Intel PCI Express Root port 1
00h
1Ch
01h
Internal
Intel PCI Express Root port 2
00h
1Ch
02h
Internal
Intel PCI Express Root port 3
00h
1Ch
03h
Internal
Intel PCI Express Root port 4
00h
1Dh
00h
Internal
Intel PCI Express Root port5
00h
1Dh
01h
Internal
Intel PCI Express Root port 6
00h
1Dh
02h
Internal
Intel PCI Express Root port 7
00h
1Dh
03h
Internal
Intel PCI Express Root port 8
00h
1Fh
00h
N/A
Intel LPC Interface Bridge
00h 1Fh
02h
Internal
Memory
Controller
00h 1Fh
03h
Internal
HDA
Controller
00h 1Fh
04h
Internal
SMBus
Controller
00h 1Fh
06h
Internal
Ethernet
Controller
Содержание Express-KL
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