[S] Change in coreboot[master]: soc/xeon_sp: Add weak mainboard_ewl_check for EWL check after FSP-M

[Johnny Lin (Code Review)]

Attention is currently required from: Jonathan Zhang, Christian Walter, Arthur Heymans, Tim Chu.

Johnny Lin has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/69143 )

Change subject: soc/xeon_sp: Add weak mainboard_ewl_check for EWL check after FSP-M
......................................................................

soc/xeon_sp: Add weak mainboard_ewl_check for EWL check after FSP-M

EWL (Enhanced Warning Log) is a FSP HOB generated by FSP-M that may
contain several warnings/errors related to core, uncore and memory, etc.

mainboard can override it in its romstage.c for its own
Enhanced Warning Log check.

Change-Id: I6f542e71d20307397c398fd757d9408438f681ed
Signed-off-by: Johnny Lin 
---
M src/soc/intel/xeon_sp/include/soc/romstage.h
M src/soc/intel/xeon_sp/romstage.c
2 files changed, 20 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/43/69143/1

diff --git a/src/soc/intel/xeon_sp/include/soc/romstage.h b/src/soc/intel/xeon_sp/include/soc/romstage.h
index 90689af..a2adfed 100644
--- a/src/soc/intel/xeon_sp/include/soc/romstage.h
+++ b/src/soc/intel/xeon_sp/include/soc/romstage.h
@@ -9,4 +9,6 @@
 void mainboard_memory_init_params(FSPM_UPD * mupd);
 void mainboard_rtc_failed(void);
 void save_dimm_info(void);
+void mainboard_ewl_check(void);
+
 #endif /* _SOC_ROMSTAGE_H_ */
diff --git a/src/soc/intel/xeon_sp/romstage.c b/src/soc/intel/xeon_sp/romstage.c
index b1c7b3b..d001d61 100644
--- a/src/soc/intel/xeon_sp/romstage.c
+++ b/src/soc/intel/xeon_sp/romstage.c
@@ -15,6 +15,7 @@

fsp_memory_init(false);
    printk(BIOS_DEBUG, "coreboot fsp_memory_init finished...\n");
+	mainboard_ewl_check();

unlock_pam_regions();

@@ -31,3 +32,4 @@

}
 __weak void save_dimm_info(void) { }
+__weak void mainboard_ewl_check(void) { }