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authorJohnny Lin <johnny_lin@wiwynn.com>2022-04-12 15:46:43 +0800
committerFelix Held <felix-coreboot@felixheld.de>2023-05-23 20:25:34 +0000
commitf89cd1cf43b4afbd78dbf14ad71bfba92a28029f (patch)
tree49ddc1d697593f4546b9e247fe485bb3948ad8b5 /src/drivers/ocp/ewl
parent3435f81ab754bd9dcdb6a63e19621561c3b145e4 (diff)
drivers/ocp/ewl: Enforce MRC when there's EWL type3 error
If Fastboot is enabled, the next boot will skip MRC and won't be able to detect MRC error via EWL and still continues booting. Enforce FSP MRC training in the next boot. Change-Id: I9dee0472f8e2602cecf88c6d00dec0bf02b9f7bd Signed-off-by: Johnny Lin <johnny_lin@wiwynn.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/69148 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Lean Sheng Tan <sheng.tan@9elements.com>
Diffstat (limited to 'src/drivers/ocp/ewl')
-rw-r--r--src/drivers/ocp/ewl/ewl.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/drivers/ocp/ewl/ewl.c b/src/drivers/ocp/ewl/ewl.c
index 244634bcf9..f1f8137b26 100644
--- a/src/drivers/ocp/ewl/ewl.c
+++ b/src/drivers/ocp/ewl/ewl.c
@@ -87,6 +87,10 @@ void get_ewl(void)
}
offset += warning_header->Size;
}
- if (type3_flag)
+ if (type3_flag) {
+ /* If Fastboot is enabled, the next boot will skip MRC and won't detect
+ MRC error via EWL and still can boot up, so enforce MRC after reboot. */
+ soc_set_mrc_cold_boot_flag(true);
die("Memory Training Error!\n");
+ }
}