[M] Change in coreboot[master]: {commonlib, soc/intel/cmn/cse}: Store CSE firmware version into CBMEM

[Sridhar Siricilla (Code Review)]

Attention is currently required from: Tarun Tuli, Subrata Banik, Dinesh Gehlot, Arthur Heymans.

Sridhar Siricilla has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/74256 )

Change subject: {commonlib, soc/intel/cmn/cse}: Store CSE firmware version into CBMEM
......................................................................

Patch Set 17: Code-Review+2

(1 comment)

File src/soc/intel/common/block/cse/cse_lite.c:

https://review.coreboot.org/c/coreboot/+/74256/comment/5429f4af_23a50a66 
PS16, Line 1250: if (CONFIG(SOC_INTEL_CSE_LITE_SYNC_IN_RAMSTAGE) && !s3wake) {
               : 		timestamp_add_now(TS_CSE_FW_SYNC_START);
               : 		cse_fw_sync();
               : 		timestamp_add_now(TS_CSE_FW_SYNC_END);
               : 
               : 		if (CONFIG(SOC_INTEL_STORE_CSE_FPT_PARTITION_VERSION))
               : 			store_cse_rw_fw_version();
               : 	}
               : }
> > > > > The codeflow is quite confusing... […]

Otherway this can be done by just checking the CSE Lite version in the CSE RW blob's metadata. In this scenario, coreboot need not interact with CSE and checking CSE blob only once is required. We plan to add the change later one this patchtrain get merged.