Initial commit

meta-luxshare/recipes-phosphor/luxshare-eeprom/write-guid-to-eeprom/write-guid-to-eeprom.service

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+[Unit]
+Description=Write GUID to eeprom
+After=xyz.openbmc_project.Settings.service
+After=com.luxshare.eeprom.service
+Wants=xyz.openbmc_project.Settings.service
+ConditionPathExists=/run/initramfs/read-guid-from-eeprom.done
+
+[Service]
+Type=oneshot
+ExecStart=/usr/bin/write-guid-to-eeprom.sh

meta-luxshare/recipes-phosphor/luxshare-eeprom/write-guid-to-eeprom/write-guid-to-eeprom.sh

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+#!/bin/bash
+
+set -e
+
+SETTINGS_SERVICE="xyz.openbmc_project.Settings"
+GUID_OBJPATH="/xyz/openbmc_project/inventory/item/bmc"
+GUID_INTERFACE="xyz.openbmc_project.Common.UUID"
+BMC_INTERFACE="xyz.openbmc_project.Inventory.Item.Bmc"
+SYSTEM_GUID_PROPERTY="UUID"
+DEVICE_GUID_PROPERTY="DeviceGUID"
+
+EEPROM_SERVICE="com.luxshare.eeprom"
+EEPROM_OBJPATH="/com/luxshare/eeprom/baseboard"
+EEPROM_INTERFACE="com.luxshare.eeprom"
+EEPROM_SYSTEM_GUID_PROPERTY="SystemGUID"
+EEPROM_DEVICE_GUID_PROPERTY="DeviceGUID"
+
+creat_GUID_str()
+{
+    GUID=$1
+    for((i=0;i<4;i++));
+    do
+    data[i]=${GUID:i*2+1:2}
+    done
+
+    for((i=4;i<6;i++));
+    do
+    data[i]=${GUID:i*2+2:2}
+    done
+
+    for((i=6;i<8;i++));
+    do
+    data[i]=${GUID:i*2+3:2}
+    done
+
+    for((i=8;i<10;i++));
+    do
+    data[i]=${GUID:i*2+4:2}
+    done
+
+    for((i=10;i<16;i++));
+    do
+    data[i]=${GUID:i*2+5:2}
+    done
+}
+
+system_GUID=$(busctl get-property ${SETTINGS_SERVICE} ${GUID_OBJPATH} ${GUID_INTERFACE} ${SYSTEM_GUID_PROPERTY} | awk '{print $2}')
+creat_GUID_str "${system_GUID}"
+echo "Write system GUID to eeprom : ${system_GUID}"
+busctl set-property ${EEPROM_SERVICE} ${EEPROM_OBJPATH} ${EEPROM_INTERFACE} ${EEPROM_SYSTEM_GUID_PROPERTY} ay 16 0x"${data[0]}" 0x"${data[1]}" 0x"${data[2]}" 0x"${data[3]}" 0x"${data[4]}" 0x"${data[5]}" 0x"${data[6]}" 0x"${data[7]}" 0x"${data[8]}" 0x"${data[9]}" 0x"${data[10]}" 0x"${data[11]}" 0x"${data[12]}" 0x"${data[13]}" 0x"${data[14]}" 0x"${data[15]}"
+
+device_GUID=$(busctl get-property ${SETTINGS_SERVICE} ${GUID_OBJPATH} ${BMC_INTERFACE} ${DEVICE_GUID_PROPERTY} | awk '{print $2}')
+creat_GUID_str  "${device_GUID}"
+echo "Write device GUID to eeprom : ${device_GUID}"
+busctl set-property ${EEPROM_SERVICE} ${EEPROM_OBJPATH} ${EEPROM_INTERFACE} ${EEPROM_DEVICE_GUID_PROPERTY} ay 16 0x"${data[0]}" 0x"${data[1]}" 0x"${data[2]}" 0x"${data[3]}" 0x"${data[4]}" 0x"${data[5]}" 0x"${data[6]}" 0x"${data[7]}" 0x"${data[8]}" 0x"${data[9]}" 0x"${data[10]}" 0x"${data[11]}" 0x"${data[12]}" 0x"${data[13]}" 0x"${data[14]}" 0x"${data[15]}"