[XS] Change in coreboot[master]: mb/google/rex: LZ4 compress ramstage instead of LZMA

[Wonkyu Kim (Code Review)]

Attention is currently required from: Jamie Ryu, Kapil Porwal, Paul Menzel, Raj Astekar, Tarun Tuli.

Wonkyu Kim has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/75769?usp=email )

Change subject: mb/google/rex: LZ4 compress ramstage instead of LZMA
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Patch Set 5:

(5 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/75769/comment/9bdc79e8_f568e897 :
PS4, Line 7: change ramstage compression to LZ4
> Maybe: […]

Acknowledged

https://review.coreboot.org/c/coreboot/+/75769/comment/1b658a0c_0177dba3 :
PS4, Line 10: 35ms(30-37ms)
> Please add a space before the (.

Acknowledged

https://review.coreboot.org/c/coreboot/+/75769/comment/2763e0dc_117b2f1b :
PS4, Line 24:
> Thank you adding the data. Could you please also mention the flash ROM chip, that was used.

Windbond 32MB(W25Q256JW_DTR) is used.

https://review.coreboot.org/c/coreboot/+/75769/comment/0d5a69ee_aa5b4636 :
PS4, Line 25: (
> Please put the space before the (.

Acknowledged

https://review.coreboot.org/c/coreboot/+/75769/comment/5f7a8f86_fc0b3410 :
PS4, Line 27: 165452
> Is that the right value?

Yes, it's from cbfstool output