| Register Name | Offset Address | Width | Type | Reset Value | Description |
|---|
| IOU_AXI_WPRTCN | 0x0000000000 | 32 | mixedMixed types. See bit-field details. | 0x00000000 | AXI write protection type selection |
| IOU_AXI_RPRTCN | 0x0000000004 | 32 | mixedMixed types. See bit-field details. | 0x00000000 | AXI read protection type selection |
| ctrl | 0x0000000040 | 1 | rwNormal read/write | 0x00000000 | General control register for the IOU SLCR |
| isr | 0x0000000044 | 1 | wtcReadable, write a 1 to clear | 0x00000000 | Interrupt Status Register |
| imr | 0x0000000048 | 1 | roRead-only | 0x00000001 | Interrupt Mask Register |
| ier | 0x000000004C | 1 | woWrite-only | 0x00000000 | Interrupt Enable Register |
| idr | 0x0000000050 | 1 | woWrite-only | 0x00000000 | Interrupt Disable Register |
| itr | 0x0000000054 | 1 | woWrite-only | 0x00000000 | Interrupt Trigger Register |