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Advanced/RH Technical Product Specification •• Page 30
Appendix E −− PCI Configuration Space Map
The 82430HX PCIset uses Configuration Mechanism 1 to access PCI configuration space. The PCI Configuration
Address register is a 32-bit register located at CF8h, the PCI Configuration Data register is a 32-bit register located
at CFCh. These registers are only accessible by full DWORD accesses. The table below lists the PCI bus and device
numbers used by the motherboard.
Bus Number
(h )
Dev Number (hex) Func. Number
(h )
Description
00 00 00 Intel 82437HX
00 07 00 Intel 82371FB (PIIX 3) PCI/ISA bridge
00 07 01 Intel 82371FB (PIIX 3) IDE Bus Master
00 08 00 Video [ATI]
00 0B 00 Option PCI expansion Slot for 3 Slot Riser
00 11 00 PCI Expansion Slot
00 13 00 PCI Expansion Slot
Table E-1. Advanced/RH PCI Configuration. Space Map