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Software Functional Overview
• PCI Device
The table below summarizes the PCI IDSEL Pin Allocation:
IDSEL Pin PCI Device
Resources
Device
Connect
Type
I/O IRQ DMA Memory
DMA Controller Static 00~0F, 81~8F - DMA5 -
Interrupt Controller Static 20~21, A0~A1 IRQ2 - -
System Timer Static 40~43 IRQ0 - -
RTC Static 70~71 IRQ8 - -
ISA Bus Static - - - -
System Speaker Static 61 - - -
System Board Static - - - E0000~FFFFF
PnP Mother Board Static 80 - - -
Keyboard
Controller
Static 60, 64 IRQ1 - -
PMU08 Controller Static 68, 6C - - -
Math Coprocessor Static F0~FF IRQ13 - -
PS/2 Mouse Enable/
Disable
- IRQ12 - -
Video Controller Static 3B0~3BB,
3C0~3DF
IRQ5 - A0000~BFFFF,
C0000~CFFFF
Serial Port Static 3F8~3FF IRQ4 - -
ECP, Parallel port Static 378~37F,
778~77F
IRQ7 DMA1 -
FDC Static 3F0~3F5, 3F7 IRQ6 DMA2 -
Dual IDE Controller Static 170~177,
1F0~1F7, 3F6
IRQ14,
15
- -
CardBus Controller Dynamic 3E0~3E1 IRQ11 - -
Audio chip Dynamic 220~22F,
300~301,
388~38B
IRQ5 DMA3 -
IEEE1394 Dynamic IRQ11
Modem Dynamic 3E8~3EF IRQ10 - -
LAN Dynamic 1080~10FF IRQ10 - -
SIR Enable/
Disable
158~15F, 2F8-
2FF
IRQ3 - -
USB Host
Controller
Dynamic EF80~EF9F IRQ5 - -
3-10 FIC M295 / M296 Service Manual