17.5.2 Boot Sequence Controller Configuration Register
| Name: | BSC_CR |
| Offset: | 0xF8048054 |
| Property: | Read/Write |
| Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
| WPKEY[15:8] | |||||||||
| Access | W | W | W | W | W | W | W | W | |
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
| WPKEY[7:0] | |||||||||
| Access | W | W | W | W | W | W | W | W | |
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | – | |
| Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
| Access | |||||||||
| Reset |
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| BUREG_VALID | BUREG_INDEX[1:0] | ||||||||
| Access | R/W | R/W | R/W | ||||||
| Reset | |||||||||
Bits 31:16 – WPKEY[15:0] Write Protect Key (Write-only)
| Value | Name | Description |
|---|---|---|
| 0x6683 | PASSWD | Writing any other value in this field aborts the write operation of the BOOT field. Always reads as 0. |
Bit 2 – BUREG_VALID Validate the data in BUREG_INDEX field
| Value | Description |
|---|---|
| 0 | No BUREG contains valid Boot Configuration data. |
| 1 | The BUREG indicated in BUREG_INDEX contains Boot Configuration data for use in configuring the boot sequence. |
Bits 1:0 – BUREG_INDEX[1:0] Select the BUREG where the Boot Configuration data must be read
| Value | Name | Description |
|---|---|---|
| 0 | BUREG_0 | Use BUREG 0 value |
| 1 | BUREG_1 | Use BUREG 1 value |
| 2 | BUREG_2 | Use BUREG 2 value |
| 3 | BUREG_3 | Use BUREG 3 value |