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NetWinder specific documentation
================================
The NetWinder is a small low-power computer, primarily designed
to run Linux. It is based around the StrongARM RISC processor,
DC21285 PCI bridge, with PC-type hardware glued around it.
Port usage
==========
Min - Max Description
---------------------------
0x0000 - 0x000f DMA1
0x0020 - 0x0021 PIC1
0x0060 - 0x006f Keyboard
0x0070 - 0x007f RTC
0x0080 - 0x0087 DMA1
0x0088 - 0x008f DMA2
0x00a0 - 0x00a3 PIC2
0x00c0 - 0x00df DMA2
0x0180 - 0x0187 IRDA
0x01f0 - 0x01f6 ide0
0x0201 Game port
0x0203 RWA010 configuration read
0x0220 - ? SoundBlaster
0x0250 - ? WaveArtist
0x0279 RWA010 configuration index
0x02f8 - 0x02ff Serial ttyS1
0x0300 - 0x031f Ether10
0x0338 GPIO1
0x033a GPIO2
0x0370 - 0x0371 W83977F configuration registers
0x0388 - ? AdLib
0x03c0 - 0x03df VGA
0x03f6 ide0
0x03f8 - 0x03ff Serial ttyS0
0x0400 - 0x0408 DC21143
0x0480 - 0x0487 DMA1
0x0488 - 0x048f DMA2
0x0a79 RWA010 configuration write
0xe800 - 0xe80f ide0/ide1 BM DMA
Interrupt usage
===============
IRQ type Description
---------------------------
0 ISA 100Hz timer
1 ISA Keyboard
2 ISA cascade
3 ISA Serial ttyS1
4 ISA Serial ttyS0
5 ISA PS/2 mouse
6 ISA IRDA
7 ISA Printer
8 ISA RTC alarm
9 ISA
10 ISA GP10 (Orange reset button)
11 ISA
12 ISA WaveArtist
13 ISA
14 ISA hda1
15 ISA
DMA usage
=========
DMA type Description
---------------------------
0 ISA IRDA
1 ISA
2 ISA cascade
3 ISA WaveArtist
4 ISA
5 ISA
6 ISA
7 ISA WaveArtist