7.1.5 FPRxCTRL Configuration Register
Note:
- Fixed pin option is only available for higher pin packages (48-pin, 64-pin and 80-pin).
Legend: R = Readable bit, W = Writable bit
| Name: | FPRxCTRL |
| Offset: | 0x7F4000, 0x7F4010, 0x7F4020, 0x7F4030, 0x7F4040, 0x7F4050, 0x7F4060 |
| Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
| Access | |||||||||
| Reset |
| Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
| Access | |||||||||
| Reset |
| Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
| PSEL[1:0] | RTYPE[1:0] | ||||||||
| Access | R | R | R/W | R/W | |||||
| Reset | 0 | 0 | 1 | 1 | |||||
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| CRC | WR | RD | EX | ERAO | RDIS | ||||
| Access | R | R/W | R/W | R/W | R/W | R/W | |||
| Reset | 0 | 1 | 1 | 1 | 1 | 1 |
Bits 13:12 – PSEL[1:0] Partition Select bits
| Value | Description |
|---|---|
| 11 | Both Panels |
| 10 | Panel 2 |
| 01 | Panel 1 |
| 00 | Reserved |
Bits 9:8 – RTYPE[1:0] Region Type bits
| Value | Description |
|---|---|
| 11 | Firmware Configurable Region |
| 10 | One Time Programmable (OTP) Region |
| 01 | Immutable Root of Trust (IRT) Region |
| 00 | Reserved |
Bit 7 – CRC Flash CRC Permission bit
| Value | Description |
|---|---|
| 1 | Flash CRC calculation permitted |
| 0 | Flash CRC calculation not permitted |
Bit 6 – WR Write Permission bit
| Value | Description |
|---|---|
| 1 | Write (program/erase) permitted |
| 0 | Write (program/erase) not permitted |
Bit 5 – RD Read Permission bit
| Value | Description |
|---|---|
| 1 | Read (data read) permitted |
| 0 | Read (data read) not permitted |
Bit 4 – EX Execute Permission bit
| Value | Description |
|---|---|
| 1 | Execute (instruction fetch) permitted |
| 0 | Execute (instruction fetch) not permitted |
Bit 1 – ERAO ECC Report Address Only on ECC Error bit
| Value | Description |
|---|---|
| 1 | ECC error reporting information restricted to address only |
| 0 | No ECC error reporting restrictions |
Bit 0 – RDIS Region Disable bit
| Value | Description |
|---|---|
| 1 | Region disabled |
| 0 | Region enabled |