[coreboot-gerrit] Change in coreboot[master]: mb/ocp/deltalake: Override cache operation mode in SMBIOS type 7

[Morgan Jang (Code Review)]

Morgan Jang has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/46116 )

Change subject: mb/ocp/deltalake: Override cache operation mode in SMBIOS type 7
......................................................................

mb/ocp/deltalake: Override cache operation mode in SMBIOS type 7

TEST=Execute "dmidecode -t 7" to check if the cache operation
mode is correct for each cache level

Change-Id: I8d8d2b1c114b9c0c740841a9121d945adaea1d6c
Signed-off-by: Morgan Jang 
---
M src/mainboard/ocp/deltalake/ramstage.c
1 file changed, 13 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/16/46116/1

diff --git a/src/mainboard/ocp/deltalake/ramstage.c b/src/mainboard/ocp/deltalake/ramstage.c
index e00f1c3..e546bd7 100644
--- a/src/mainboard/ocp/deltalake/ramstage.c
+++ b/src/mainboard/ocp/deltalake/ramstage.c
@@ -247,6 +247,19 @@
    return 0x8c; /* BIT2 + BIT3 + BIT7 */
 }

+unsigned int smbios_cache_conf_operation_mode(u8 level)
+{
+	switch (level) {
+	case 1:
+		return SMBIOS_CACHE_OP_MODE_WRITE_BACK;
+	case 2:
+	case 3:
+		return SMBIOS_CACHE_OP_MODE_VARIES_WITH_MEMORY_ADDRESS;
+	default:
+		return SMBIOS_CACHE_OP_MODE_UNKNOWN;
+	}
+}
+
 static void mainboard_enable(struct device *dev)
 {
    dev->ops->get_smbios_strings = dl_oem_smbios_strings,