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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
03h
00h
Internal
HD Audio Device
00h
13h
00h
Internal
Instel Smart Sound Technology Controller
00h 14h 00h Internal xHCI
Controller
00h
15h
00h
Internal
Intel Serial I/O DMA Controller
00h
15h
01h
Internal
Intel Serial I/O I2C Controller #0
00h
15h
02h
Internal
Intel Serial I/O I2C Controller #1
00h
15h
03h
Internal
Intel Serial I/O GSPI Controller #0
00h
15h
04h
Internal
Intel Serial I/O GSPI Controller #1
00h
15h
05h
Internal
Intel Serial I/O UART Controller #0
00h
15h
06h
Internal
Intel Serial I/O UART Controller #1
00h
16h
00h
Internal
Intel Management Engine Interface #1
00h
16h
01h
Internal
Intel Management Engine Interface #2
00h 17h 00h Internal SDIO
Controller
00h
19h
00h
Internal
Gigabit Etherent Controller
00h
1Bh
00h
Internal
High Definition Audio 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
1Ch
04h
Internal
Intel PCI Express Root port 5
00h
1Ch
05h
Internal
Intel PCI Express Root port 6
00h
1Dh
00h
Internal
Intel USB EHCI Controller #1
00h
1Fh
00h
N/A
Intel LPC Interface Bridge
00h
1Fh
02h
Internal
SATA Host Controller #1
00h 1Fh 03h Internal SMBus
Controller
00h 1Fh 06h Internal Thermal
Controller