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dingusppc/zdocs/developers/amic.md
2026-01-15 07:39:59 -07:00

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The AMIC is the I/O controller used in the Power Mac 6100. Appropriately, it's the abbreviation for Apple Memory Mapped I/O Controller.
Physically, it's located at 0x50F00000.
It also:
* Controls the video timing signals
## Subdevices
| Subdevice | Range |
|:--------------:|:--------------------:|
| VIA 1 | 0x0 - 0x1FFF |
| SCC | 0x4000 - 0x5FFF |
| MACE | 0xA000 - 0xBFFF |
| SCSI | 0x10000 - 0x11FFF |
| AWACS | 0x14000 - 0x15FFF |
| SWIM III | 0x16000 - 0x17FFF |
| VIA 2 | 0x26000 - 0x27FFF |
| Video | 0x28000 - 0x29FFF |
| DMA | 0x31000 - 0x32FFF |
| Mem Control | 0x40000 - 0x41FFF |