nb/intel/sandybridge: Fill in DIMM serial number

Fill in SMBIOS type 17 DIMM serial number, read from SPD.

Fixes FWTS SMBIOS type 17 test.

Change-Id: Id6e818bfdf4af0fd34af56dc23df052a3f8c348d
Signed-off-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-on: https://review.coreboot.org/28191
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

src/northbridge/intel/sandybridge/raminit.c

@@ -114,6 +114,10 @@ static void fill_smbios17(ramctr_timing *ctrl)
 			dimm->mod_id = info->dimm[channel][slot].manufacturer_id;
 			dimm->mod_type = info->dimm[channel][slot].dimm_type;
 			dimm->bus_width = MEMORY_BUS_WIDTH_64; // non-ECC only
+
+			memcpy(dimm->serial, info->dimm[channel][slot].serial,
+			       MIN(sizeof(dimm->serial),
+				   sizeof(info->dimm[channel][slot].serial)));
 			mem_info->dimm_cnt++;
 		}
 	}