1 NetWinder specific documentation
2 ================================
3
4 The NetWinder is a small low-power computer, primarily designed
5 to run Linux. It is based around the StrongARM RISC processor,
6 DC21285 PCI bridge, with PC-type hardware glued around it.
7
8 Port usage
9 ==========
10
11 Min - Max Description
12 ---------------------------
13 0x0000 - 0x000f DMA1
14 0x0020 - 0x0021 PIC1
15 0x0060 - 0x006f Keyboard
16 0x0070 - 0x007f RTC
17 0x0080 - 0x0087 DMA1
18 0x0088 - 0x008f DMA2
19 0x00a0 - 0x00a3 PIC2
20 0x00c0 - 0x00df DMA2
21 0x0180 - 0x0187 IRDA
22 0x01f0 - 0x01f6 ide0
23 0x0201 Game port
24 0x0203 RWA010 configuration read
25 0x0220 - ? SoundBlaster
26 0x0250 - ? WaveArtist
27 0x0279 RWA010 configuration index
28 0x02f8 - 0x02ff Serial ttyS1
29 0x0300 - 0x031f Ether10
30 0x0338 GPIO1
31 0x033a GPIO2
32 0x0370 - 0x0371 W83977F configuration registers
33 0x0388 - ? AdLib
34 0x03c0 - 0x03df VGA
35 0x03f6 ide0
36 0x03f8 - 0x03ff Serial ttyS0
37 0x0400 - 0x0408 DC21143
38 0x0480 - 0x0487 DMA1
39 0x0488 - 0x048f DMA2
40 0x0a79 RWA010 configuration write
41 0xe800 - 0xe80f ide0/ide1 BM DMA
42
43
44 Interrupt usage
45 ===============
46
47 IRQ type Description
48 ---------------------------
49 0 ISA 100Hz timer
50 1 ISA Keyboard
51 2 ISA cascade
52 3 ISA Serial ttyS1
53 4 ISA Serial ttyS0
54 5 ISA PS/2 mouse
55 6 ISA IRDA
56 7 ISA Printer
57 8 ISA RTC alarm
58 9 ISA
59 10 ISA GP10 (Orange reset button)
60 11 ISA
61 12 ISA WaveArtist
62 13 ISA
63 14 ISA hda1
64 15 ISA
65
66 DMA usage
67 =========
68
69 DMA type Description
70 ---------------------------
71 0 ISA IRDA
72 1 ISA
73 2 ISA cascade
74 3 ISA WaveArtist
75 4 ISA
76 5 ISA
77 6 ISA
78 7 ISA WaveArtist
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