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src/soc/intel/cmn/blk/cse: Log cse sync information

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This patch adds an event log entry for successful CSE synchronization,
along with the boot stage where the synchronization occurred, either
early or late.

BUG=b:379585294
TEST=elog verified on rex0 and rex64

Rex0:
```
rex-rev3 ~ # /media/usb/elogtool list
3 | 2024-01-01 22:25:59-0800 | Firmware CSE sync | Late CSE Sync
```
Rex64:
```
rex64-rev3 ~ # /media/usb/elogtool list
8 | 2024-01-01 22:51:00-0800 | Firmware CSE sync | CSE Sync at Payload
```

Change-Id: Idece841c2b069d7688afc258470667ed2851a282
Signed-off-by: Dinesh Gehlot <digehlot@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/85219
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
This commit is contained in:
Dinesh Gehlot 2024-11-21 00:35:38 +05:30 • committed by Subrata Banik
commit 0797c40d52
1 changed files with 2 additions and 0 deletions
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2
src/soc/intel/common/block/cse/cse_lite.c
View file

@ -806,6 +806,8 @@ static enum cb_err cse_write_rw_region(const struct region_device *target_rdev,
return CB_ERR;
printk(BIOS_INFO, "cse_lite: CSE RW Update Successful\n");
elog_add_event_byte(ELOG_TYPE_FW_CSE_SYNC, ENV_RAMSTAGE ? ELOG_FW_LATE_CSE_SYNC :
ELOG_FW_EARLY_CSE_SYNC);
return CB_SUCCESS;
}