MSI IMGS45-M User Manual page 61

I/O Map
I/O Port Description
0000-000F DMA Controller 1
0020-0021 Interrupt Controller 1
002E-002F SIO Port 1
0040-0043 System Timer
004E-004F SIO Port 2
0060,0064 Keyboard Controller
0070-0073 RTC and CMOS
0080-0090 DMA Controller Page Registers
00A0-00A1 Interrupt Controller 2
00B2-00B3 APM Register
00C0-00DF DMA Controller 2
00F0-00FF Numeric Data Processor
01F0-01F7 Primary IDE Controller
02E0-03E8 COM2, COM3, COM4, COM5
03F8-03FF COM1
0400-045F ACPI I/O Space
0500-050F SMBus I/O Space
0CF8-0CFF PCI Configuration Port
MS-9871
4-9