C-2 IRQ and I/O Port AddressI/O Port AddressThe factory-set I/O port addresses for the server are assigned as follows:Address *1 Chip in Use *200 - 1F DMA controller20 - 2D Interrupt controller2E - 2F Super I/O configuration30 - 31 Interrupt controller34 - 35 Interrupt controller38 - 39 Interrupt controller3C - 3D Interrupt controller40 - 43 Timer controller4E - 4F Super I/O configuration50 - 53 Timer/counter61 NMI62 LPC reserve63 NMI70 - 77 NMI/real-time clock80 - 91 DMA controller92 Port 9293 - 9F DMA controllerA0 - A1 Interrupt controllerA4 - A5 Interrupt controllerA8 - A9 Interrupt controllerAC - AD Interrupt controllerB0 - B1 Interrupt controllerB2 - B3 Advanced power managementB4 - B5 Interrupt controllerB8 - B9 Interrupt controllerBC - BD Interrupt controllerC0 - DF DMA controllerF0 Coprocessor errorF1 - FF Logic device configuration170 - 177 IDE secondary bus controller1F0 - 1F7 IDE primary bus controller2F8 - 2FF Serial port 2376 IDE secondary bus controller3F0 -3F5 Floppy disk drive 13F6 IDE primary bus controller4D0 -4D1 Interrupt controllerCA2 - CA3 BMC SMS interfaceCA4 - CA5 BMC SMS interfaceCF8 - CFB PCI configuration address/reset control (CF9)CFC - CFF PCI configuration data*1 Hexadecimal notation*2 I/O port address for PCI devices can be arbitrarily assigned according to the type and number ofPCI devices.
