ctrl
Controls behavior of Boot ROM hardware.
All fields are only reset by a cold reset (ignore warm reset).
| Module Instance | Base Address | Register Address |
|---|---|---|
| sysmgr | 0xFFD08000 | 0xFFD08100 |
Offset: 0x100
Access: RW
Important: To prevent indeterminate
system behavior, reserved areas of memory must not be accessed by software or
hardware. Any area of the memory map that is not explicitly defined as a register
space or accessible memory is considered reserved.
| Bit Fields | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 |
Reserved |
|||||||||||||||
| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
Reserved |
ensfmdwru RW 0x1 |
waitstate RW 0x0 |
|||||||||||||
ctrl Fields
| Bit | Name | Description | Access | Reset | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | ensfmdwru | Controls whether the wait state bit is updated upon deassertion of warm reset. This field is set on a cold reset.
|
RW | 0x1 | ||||||
| 0 | waitstate | Controls the number of wait states applied to the Boot ROM's read operation. This field is cleared on a cold reset and optionally updated by hardware upon deassertion of warm reset.
|
RW | 0x0 |