I/O
From xboxdevwiki
[FIXME]
| Ports | Purpose |
|---|---|
| 0000-001f | dma1 |
| 0020-003f | pic1 |
| 0040-0043 | timer0 |
| 0050-0053 | timer1 |
| 0060-006f | keyboard |
| 0070-007f | rtc |
| 0080-008f | dma page reg |
| 00a0-00bf | pic2 |
| 00c0-00df | dma2 |
| 00f0-00ff | fpu |
| 01f0-01f7 | ide0 |
| 03c0-03df | vesafb |
| 03f6-03f6 | ide0 |
| 0cf8-0cff | PCI conf1 |
| 1000-100f | nVidia Corporation nForce PCI System Management |
| 1080-10ff | nVidia Corporation Intel 537 [nForce MC97 Modem] |
| 1400-14ff | nVidia Corporation Intel 537 [nForce MC97 Modem] |
| c000-c00f | nVidia Corporation nForce PCI System Management (amd756-smbus) |
| c200-c21f | nVidia Corporation nForce PCI System Management |
| d000-d0ff | nVidia Corporation nForce Audio |
| d200-d27f | nVidia Corporation nForce Audio |
| e000-e007 | nVidia Corporation nForce Ethernet Controller |
| ff60-ff6f | nVidia Corporation nForce IDE |
| ff60-ff67 | ide0 |
