High-End Overlay Interrupt Mask Register
| DMA | End of DMA Transfer Interrupt Mask Register |
| DSCR | Descriptor Loaded Interrupt Mask Register |
| ADD | Head Descriptor Loaded Interrupt Mask Register |
| DONE | End of List Interrupt Mask Register |
| OVR | Overflow Interrupt Mask Register |
| UDMA | End of DMA Transfer for U or UV Chrominance Component Interrupt Mask Register |
| UDSCR | Descriptor Loaded for U or UV Chrominance Component Interrupt Mask Register |
| UADD | Head Descriptor Loaded for U or UV Chrominance Component Mask Register |
| UDONE | End of List for U or UV Chrominance Component Mask Register |
| UOVR | Overflow for U Chrominance Interrupt Mask Register |
| VDMA | End of DMA Transfer for V Chrominance Component Interrupt Mask Register |
| VDSCR | Descriptor Loaded for V Chrominance Component Interrupt Mask Register |
| VADD | Head Descriptor Loaded for V Chrominance Component Mask Register |
| VDONE | End of List for V Chrominance Component Mask Register |
| VOVR | Overflow for V Chrominance Interrupt Mask Register |