Intel Desktop Board D815EEA2/D815EPEA2 Technical Product Specification
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2.4 DMA Channels
Table 15. DMA Channels
DMA Channel Number Data Width System Resource
0 8 or 16 bits Audio
1 8 or 16 bits Audio/parallel port
2 8 or 16 bits Diskette drive
3 8 or 16 bits Parallel port (for ECP or EPP)/audio
4 8 or 16 bits DMA controller
5 16 bits Open
6 16 bits Open
7 16 bits Open
2.5 PCI Configuration Space Map
Table 16. PCI Configuration Space Map
Bus
Number (hex)
Device
Number (hex)
Function
Number (hex)
Description
00 00 00 Memory controller of Intel 82815 component
00 01 00 PCI to AGP bridge
00 02 00 Intel 82815 GMCH (graphics memory controller hub)/
Intel 82815EP MCH (memory controller hub)
00 1E 00 Hub link to PCI bridge
00 1F 00 Intel 82801BA ICH2 PCI to LPC bridge
00 1F 01 IDE controller
00 1F 02 ICH2 USB controller #1
00 1F 03 SMBus controller
00 1F 04 ICH2 USB controller #2
00 1F 05 AC ’97 audio controller (optional)
00 1F 06 AC ’97 modem controller (optional)
01 08 00 LAN controller (optional)
01 09 00 PCI bus connector 1 (J7B1)
01 0A 00 PCI bus connector 2 (J8B2)
01 0B 00 PCI bus connector 3 (J9B2)
01 0C 00 PCI bus connector 4 (J9B1)
01 0D 00 PCI bus connector 5 (J10B1)
02
(Note)
00 00 Add-in AGP card
Note: If an add-in AGP card is installed, it occupies PCI Bus 02.
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