Interrupt Mask Register
| FIQ | Interrupt Mask |
| SYS | Interrupt Mask |
| PID2 | Interrupt Mask |
| PID3 | Interrupt Mask |
| PID4 | Interrupt Mask |
| PID5 | Interrupt Mask |
| PID6 | Interrupt Mask |
| PID7 | Interrupt Mask |
| PID8 | Interrupt Mask |
| PID9 | Interrupt Mask |
| PID10 | Interrupt Mask |
| PID11 | Interrupt Mask |
| PID12 | Interrupt Mask |
| PID13 | Interrupt Mask |
| PID14 | Interrupt Mask |
| PID15 | Interrupt Mask |
| PID16 | Interrupt Mask |
| PID17 | Interrupt Mask |
| PID18 | Interrupt Mask |
| PID19 | Interrupt Mask |
| PID20 | Interrupt Mask |
| PID21 | Interrupt Mask |
| PID22 | Interrupt Mask |
| PID23 | Interrupt Mask |
| PID24 | Interrupt Mask |
| PID25 | Interrupt Mask |
| PID26 | Interrupt Mask |
| PID27 | Interrupt Mask |
| PID28 | Interrupt Mask |
| PID29 | Interrupt Mask |
| PID30 | Interrupt Mask |
| PID31 | Interrupt Mask |