[M] Change in coreboot[master]: include/cpu/msr.h: transform into an union

[Arthur Heymans (Code Review)]

Attention is currently required from: Martin Roth, Arthur Heymans.

Hello build bot (Jenkins), Martin Roth, Marc Jones, Raul Rangel, Angel Pons,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/68572

to look at the new patch set (#4).

Change subject: include/cpu/msr.h: transform into an union
......................................................................

include/cpu/msr.h: transform into an union

This makes it easier to get the content of an msr into a full 64bit
variable.

Change-Id: I1b026cd3807fd68d805051a74b3d31fcde1c5626
Signed-off-by: Arthur Heymans 
---
M src/cpu/x86/mtrr/earlymtrr.c
M src/include/cpu/x86/msr.h
M src/include/cpu/x86/msr_access.h
M src/soc/intel/common/block/sgx/sgx.c
4 files changed, 39 insertions(+), 36 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/72/68572/4