[flashrom-gerrit] [M] Change in flashrom[master]: spi25_statusreg.c: support reading/writing security register

[Sergii Dmytruk (Code Review)]

Attention is currently required from: Nico Huber, Edward O'Callaghan, Angel Pons, Anastasia Klimchuk.

Sergii Dmytruk has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/59709 )

Change subject: spi25_statusreg.c: support reading/writing security register
......................................................................

Patch Set 29:

(2 comments)

Commit Message:

https://review.coreboot.org/c/flashrom/+/59709/comment/46c9c627_71b5602e 
PS28, Line 9: Not to be confused with "secure registers" of OTP.
> include this remark in the comment above the `FEATURE_SCUR` define?

Done

File spi25_statusreg.c:

https://review.coreboot.org/c/flashrom/+/59709/comment/26d64748_a3250614 
PS28, Line 104: use special commands for modifying it
> IIRC, this path shouldn't be taken. So it's more a message for developers […]

Changed to:
```
    	/*
    	 * Security register doesn't have a normal write operation. Instead,
    	 * there are separate commands that set individual OTP bits.
    	 */
    	msg_cerr("Cannot write SECURITY: unsupported by design\n");
```