| 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 |