| xj | b04a402 | 2021-11-25 15:01:52 +0800 | [diff] [blame] | 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 |