AOpen OpenBook 1556 Service Manual page 38

I/O Address Map
I/O Address
00001C00-00001CFF
00002000-0000207F
00002400-000024FF
0000FE00-0000FEFF
0000FF00-0000FFFF
IRQ Assignment Map
Interrupt Channel
IRQ0
IRQ1
IRQ2
IRQ3
IRQ4
IRQ5
IRQ6
IRQ7
IRQ8
IRQ9
IRQ10
IRQ11
IRQ12
IRQ13
IRQ14
IRQ15
DMA Channel Assignment
DMA Channel
DRQ0
DRQ1
DRQ2
DRQ3
DRQ4
DRQ5
DRQ6
DRQ7
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Crystal WDM AC'97 driver for ICH4
Agere systems AC'97 modem
Agere systems Ac'97 modem
Generic CardBus controller
Generic CardBus controller
System timer
Keyboard
Cascade
IrDA fast infrared port #2
Reserved for PCMCIA R2 card
Winbond memory stick storage (MS) device driver
Winbond secure digital storage (SD/MMC) device driver
LPT (Parallel port)
System CMOS/real time clock
Microsoft ACPI-compliant system
SMBus (PIRQB#), Audio (PIRQB#), Modem (PIRQB#), LAN (PIRQE#),
CardBus (PIRQF#), IEEE1394 (PIRQF#), MiniPCI (PIRQG#)
USB1.1 (PIRQA#, PIRQC#, PIRQD#), VGA (PIRQA#), USB2.0 (PIRQH#)
PS/2 port touchpad
Math processor
Primary IDE channel
Secondary IDE channel
Reserved
Reserved
Reserved
IrDA FIR
DMA controller
Reserved
Reserved
Reserved
Function
Function
Function
OpenBook 1556