[coreboot-gerrit] Change in coreboot[master]: mb/ocp/deltalake: Use BMC version to represent ec version

[Tim Chu (Code Review)]

Tim Chu has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/46071 )

Change subject: mb/ocp/deltalake: Use BMC version to represent ec version
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mb/ocp/deltalake: Use BMC version to represent ec version

In deltalake, there's no embedded controller and BMC version is
used to represent ec version.

TEST=Build with CB:45138 and CB:46070
Execute "dmidecode -t 0" to check if the firmware version is correct

Signed-off-by: Tim Chu 
Change-Id: I388efd749170f0ebbb4dd4d32199675d92cc018e
---
M src/mainboard/ocp/deltalake/ramstage.c
1 file changed, 13 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/71/46071/1

diff --git a/src/mainboard/ocp/deltalake/ramstage.c b/src/mainboard/ocp/deltalake/ramstage.c
index e00f1c3..625634c 100644
--- a/src/mainboard/ocp/deltalake/ramstage.c
+++ b/src/mainboard/ocp/deltalake/ramstage.c
@@ -26,6 +26,19 @@
 extern struct fru_info_str fru_strings;
 static char slot_id_str[SLOT_ID_LEN];

+/*
+ * Update SMBIOS type 0 ec version.
+ * In deltalake, BMC version is used to represent ec version.
+ */
+void smbios_ec_revision(uint8_t *ec_major_revision, uint8_t *ec_minor_revision)
+{
+	uint8_t bmc_major_revision, bmc_minor_revision;
+
+	ipmi_bmc_version(&bmc_major_revision, &bmc_minor_revision);
+	*ec_major_revision = bmc_major_revision & 0x7f; /* bit[6:0] Major Firmware Revision */
+	*ec_minor_revision = ((bmc_minor_revision / 16) * 10) + (bmc_minor_revision % 16);
+}
+
 /* Override SMBIOS 2 Location In Chassis from BMC */
 const char *smbios_mainboard_location_in_chassis(void)
 {