Mainboard Resources
Aside from the custom chip registers used for controlling the custom chip activities, there are other registers for broader control of the chipset and the machine. Some of these registers are listed below.
Unless otherwise stated, all accesses are 16-bit words.
| Address | Chip | Function |
|---|---|---|
| DE0000 | Fat Gary | Bus timeout register |
| DE0001 | Fat Gary | Bus timeout enable register |
| DE0002 | Fat Gary | Power up register |
| DE1000 | Gayle | ID register |
| DF8000 - DFB000 | Fat Gary | Shadows of interrupt control register |
| DFC000 - DFEFFF | Fat Gary | Shadows of custom chip registers |
