[M] Change in coreboot[master]: security/intel/txt: Helper function to disable TXT

[Subrata Banik (Code Review)]

Attention is currently required from: Jérémy Compostella, Sridhar Siricilla, Angel Pons, Lean Sheng Tan, Werner Zeh.

Subrata Banik has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/71574 )

Change subject: security/intel/txt: Helper function to disable TXT
......................................................................

Patch Set 4:

(3 comments)

File src/include/cpu/x86/msr.h:

https://review.coreboot.org/c/coreboot/+/71574/comment/5af7664f_6017edc0 
PS4, Line 84: IA32_UNLOCK_LT_MEMORY
> This is not about unlocking some LT memory but more like asking LT to remove a memory lock. […]

Done

File src/include/cpu/x86/msr.h:

https://review.coreboot.org/c/coreboot/+/71574/comment/30830a5d_577292ae 
PS3, Line 84: 0x2e6
> > nit:one more tab to align with earlier line? […]

my bad, IDE issue. fixed it now.

File src/security/intel/txt/txtlib.c:

https://review.coreboot.org/c/coreboot/+/71574/comment/cb351c24_ba96875e 
PS4, Line 68: to lock
> `s/to lock/to be locked/` ?

Done