MSI Fuzzy User Guide - Page 78
SMBus Resource Allocation
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MS-9642 Mainboard SMBus Resource Allocation SMBus Resource Allocation Device Address Description MS-7 0101 111X MSI ACPI Controller DIMM Slot 1010 0000 SPD ISA Interrupt Allocation IRQ IRQ0 IRQ1 IRQ2 IRQ3 IRQ4 IRQ5 IRQ6 IRQ7 IRQ8 IRQ9 IRQ10 IRQ11 IRQ12 IRQ13 IRQ14 IRQ15 Description System Timer Keyboard Controller Second 8259A COM2 / COM4 COM1 / COM3 LPT2 Floppy Disk Drive LPT1 RTC Redirected IRQ2 Reserved Reserved Reserved Math Coprocessor Fixed Disk Reserved ISA DMA Channel Allocation 4-20
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MS-9642 Mainboard
4-20
SMBus Resource Allocation
ISA Interrupt Allocation
ISA DMA Channel Allocation
SMBus Resource Allocation
Device
Address
Description
MS-7
0101 111X MSI ACPI Controller
DIMM Slot
1010 0000 SPD
IRQ
Description
IRQ0
System Timer
IRQ1
Keyboard Controller
IRQ2
Second 8259A
IRQ3
COM2 / COM4
IRQ4
COM1 / COM3
IRQ5
LPT2
IRQ6
Floppy Disk Drive
IRQ7
LPT1
IRQ8
RTC
IRQ9
Redirected IRQ2
IRQ10
Reserved
IRQ11
Reserved
IRQ12
Reserved
IRQ13
Math Coprocessor
IRQ14
Fixed Disk
IRQ15
Reserved