commonlib: Add timestamp entries for eSOL

This patch adds timestamp entries for eSOL (early Sign-Off Life).
This is critical to tracking the panel initialization time while
rendering the eSOL screen.

TEST=Able to build and boot google/omnigul.

555: started early sign-off life (eSOL) notification    643,694 (40)
556: finished early sign-off life (eSOL) notification   1,072,143 (428,449)

Signed-off-by: Subrata Banik <subratabanik@google.com>
Change-Id: I33f7f3a8622600ef23163faf45e2da7b96d6bbdb
Reviewed-on: https://review.coreboot.org/c/coreboot/+/81386
Reviewed-by: Eric Lai <ericllai@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/commonlib/include/commonlib/timestamp_serialized.h b/src/commonlib/include/commonlib/timestamp_serialized.h
index 0ccb3b9..fc7dba8 100644
--- a/src/commonlib/include/commonlib/timestamp_serialized.h
+++ b/src/commonlib/include/commonlib/timestamp_serialized.h
@@ -84,6 +84,8 @@
 	TS_COPYVPD_RW_END = 552,
 	TS_TPM_ENABLE_UPDATE_START = 553,
 	TS_TPM_ENABLE_UPDATE_END = 554,
+	TS_ESOL_START = 555,
+	TS_ESOL_END = 556,
 
 	/* 900-940 reserved for vendorcode extensions (900-940: AMD) */
 	TS_AGESA_INIT_RESET_START = 900,
@@ -265,6 +267,8 @@
 	TS_NAME_DEF(TS_TPM_ENABLE_UPDATE_START, TS_TPM_ENABLE_UPDATE_END,
 		    "started TPM enable update"),
 	TS_NAME_DEF(TS_TPM_ENABLE_UPDATE_END, 0, "finished TPM enable update"),
+	TS_NAME_DEF(TS_ESOL_START, 0, "started early sign-off life (eSOL) notification"),
+	TS_NAME_DEF(TS_ESOL_END, 0, "finished early sign-off life (eSOL) notification"),
 
 	/* AMD related timestamps */
 	TS_NAME_DEF(TS_AGESA_INIT_RESET_START, TS_AGESA_INIT_RESET_END, "calling AmdInitReset"),