IBM manual System Board I/O Address Map, Part, 1 of, ThinkPad 560/560E System Overview

System Board I/O Address Map

Figure 1-3

shows

the

I/O

address

map.

Address

(Hex)

Device

0000–001F

DMA

controller

(0–3)

0020,

0021

Interrupt

controller

(Master)

0022–003F

Reserved

0040–0043

System

timer

1

0048–004B

Reserved

0060

Keyboard,

auxiliary

device

0061

System

control

port

B

0064

Keyboard,

auxiliary

device

0070,

0071

RT/CMOS

and

NMI

mask

0072–0077

Reserved

0078–007C

Reserved

0081–0083,

0087

DMA

page

registers

(0–3)

0089–008B,

008F

DMA

page

registers

(4–7)

0092

System

control

port

A

0094

Reserved

0096

Reserved

0098

System flash ROM control register

00A0,

00A1

Interrupt

controller

(slave)

00C0–00DF

DMA

controller

(4–7)

00F0–00FF

Reserved

0102–0107

Reserved

0170–0177

Reserved

01A0–01DF

Reserved

01F0–01F7

Hard

disk

drive

registers

0201

Reserved

0220–022F

Audio subsystem - Sound Blaster 1

0240–024F

Audio subsystem - Sound Blaster 2

026E–026F

Reserved

0278–027A

Parallel

port

3

027B–027F

Reserved

02E8–02EF

Serial

port

4

02F8–02FF

Serial

port

2

0300–0302

Reserved

0330–0331

Reserved

0338–038B

Reserved

0376–0377

Reserved

0378–037A

Parallel

port

2

037B–037F

Reserved

0388–038B

Audio subsystem - FM synthesizer

0398–0399

Reserved

Figure

1-3

(Part

1 of

2).

System Board I/O Address Map

1-6ThinkPad 560/560E System Overview