Intel Atom N270 - PCI Configuration Space

Developer’s Kit User Manual
3.7.11 PCI Configuration Space
Table 8. PCI Configuration Space
Vendor Device
ID
Class Bus Dev
(hex)
Dev
(dec)
Func Comment
Intel 27ACh Host Bridge 00 00 0 0 Intel® 945GSE
Intel 27AEh Graphics
Controller
00 02 2 0 Intel® 945GSE
Integrated Graphics
Intel 27A6h Graphics
Controller
00 02 2 1 Intel® 945GSE
Integrated Graphics
Intel 27D8h 00 1B 27 0 Intel® HD Audio
controller
Intel 27D0h PCI to PCI
Bridge
00 1C 28 0 ICH7M PCIe* Port 1
(used for Realtek LAN)
Intel 27D2h PCI to PCI
Bridge
00 1C 28 1 ICH7M PCIe* Port 2
(used PCIe* Mini-card)
Intel 27D4h PCI to PCI
Bridge
00 1C 28 2 ICH7M PCIe* Port 3
(used for PCIe* slot)
[Not
implement
ed on
board]
- - 00 1C 28 3 ICH7M PCIe* Port 4
Intel 27C8h USB
Controller
00 1D 29 0 ICH7M USB UHCI
Controller #1
Intel 27C9h USB
Controller
00 1D 29 1 ICH7M USB UHCI
Controller #2
Intel 27CAh USB
Controller
00 1D 29 2 ICH7M USB UHCI
Controller #3
Intel 27CBh USB
Controller
00 1D 29 3 ICH7M USB UHCI
Controller #4
Intel 27CCh USB
Controller
00 1D 29 7 ICH7M USB 2.0 EHCI
Controller
Intel 2448h PCI to PCI
Bridge
00 1E 30 0 ICH7M PCI to PCI
Bridge for PCI bus
Intel 27B9h ISA Bridge 00 1F 31 0 ICH7M LPC Controller
Intel 27DFh IDE
Controller
00 1F 31 1 ICH7M IDE Controller