Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

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