Initial commit

meta-luxshare/recipes-phosphor/luxshare-eeprom/luxshare-eeprom.inc

@@ -0,0 +1,3 @@
+SRC_URI = "file://luxshare-eeprom.tar.gz"
+S = "${WORKDIR}"
+

meta-luxshare/recipes-phosphor/luxshare-eeprom/luxshare-eeprom/eeprom.json

@@ -0,0 +1,20 @@
+[
+    {
+        "bus": 1,
+        "address": 84,
+        "path": "/com/luxshare/eeprom/baseboard",
+        "interface": "com.luxshare.eeprom",
+        "properties": [
+            {
+                "name": "Eth0MAC",
+                "offset": 512,
+                "size": 8
+            },
+            {
+                "name": "Eth1MAC",
+                "offset": 520,
+                "size": 8
+            }
+        ]
+    }
+]

meta-luxshare/recipes-phosphor/luxshare-eeprom/luxshare-eeprom/overlap.py

@@ -0,0 +1,66 @@
+#!/usr/bin/env python3
+
+import argparse
+import json
+import sys
+
+def parse_config(path):
+    eeproms = {}
+
+    with open(path, 'r') as f:
+        config = json.load(f)
+
+        for eeprom in config:
+            eeproms[eeprom['path']] = eeprom['properties']
+    return eeproms
+
+'''
+    [
+        {
+            "bus": 1,
+            "address": 84,
+            "path": "/com/luxshare/eeprom/1",
+            "interface": "com.luxshare.eeprom",
+            "properties": [
+                {
+                    "name": "ETH0MAC",
+                    "offset": 0,
+                    "size": 6
+                },
+                {
+                    "name": "ETH1MAC",
+                    "offset": 8,
+                    "size": 6
+                }
+            ]
+        }
+    ]
+'''
+def check_overlap(properties):
+    # sort by offset
+    properties.sort(key=lambda x: x['offset'])
+
+    for i in range(len(properties) - 1):
+        if properties[i]['offset'] + properties[i]['size'] > properties[i + 1]['offset']:
+            print('overlap found: {} {} {} {} {} {}'.format(
+                properties[i]['name'],
+                properties[i]['offset'],
+                properties[i]['size'],
+                properties[i + 1]['name'],
+                properties[i + 1]['offset'],
+                properties[i + 1]['size'],
+            ))
+            sys.exit(1)
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser(description='Check if eeprom properties overlap')
+    parser.add_argument('path', help='path to json config')
+
+    args = parser.parse_args()
+    path = args.path
+
+    eeproms = parse_config(path)
+
+    for path, properties in eeproms.items():
+        print(properties)
+        check_overlap(properties)

meta-luxshare/recipes-phosphor/luxshare-eeprom/luxshare-eeprom_git.bb

@@ -0,0 +1,35 @@
+LICENSE = "CLOSED"
+SUMMARY = "Luxshare eeprom"
+
+inherit meson systemd pkgconfig
+
+require ${BPN}.inc
+
+SRC_URI += " \
+    file://overlap.py \
+    file://eeprom.json \
+"
+
+DEPENDS = " \
+    sdbusplus \
+    nlohmann-json \
+    ${PYTHON_PN}-native \
+"
+
+RDEPENDS:${PN} += "bash"
+
+SYSTEMD_SERVICE:${PN} = "eeprom-manager.service"
+
+do_install:append() {
+    install -d ${D}/usr/share/luxshare-eeprom
+    install -m 0644 ${WORKDIR}/eeprom.json ${D}/usr/share/luxshare-eeprom
+}
+
+# add a new task to check if the eeprom is valid
+# after do_install
+
+do_check_eeprom() {
+    python3 ${WORKDIR}/overlap.py ${D}/usr/share/luxshare-eeprom/eeprom.json
+}
+
+addtask check_eeprom after do_install before do_package

meta-luxshare/recipes-phosphor/luxshare-eeprom/read-guid-from-eeprom.bb

@@ -0,0 +1,20 @@
+SUMMARY = "Read GUID from eeprom"
+PR = "r1"
+LICENSE = "Apache-2.0"
+LIC_FILES_CHKSUM = "file://${COREBASE}/meta/files/common-licenses/Apache-2.0;md5=89aea4e17d99a7cacdbeed46a0096b10"
+
+inherit allarch
+inherit obmc-phosphor-systemd
+
+RDEPENDS:${PN} += "bash"
+
+S = "${WORKDIR}"
+
+SRC_URI += "file://read-guid-from-eeprom.sh"
+
+do_install() {
+    install -d ${D}${bindir}
+    install -m 0755 ${S}/read-guid-from-eeprom.sh ${D}${bindir}/read-guid-from-eeprom.sh
+}
+
+SYSTEMD_SERVICE:${PN} += "read-guid-from-eeprom.service"

meta-luxshare/recipes-phosphor/luxshare-eeprom/read-guid-from-eeprom/read-guid-from-eeprom.service

@@ -0,0 +1,12 @@
+[Unit]
+Description=Read GUID from eeprom
+After=xyz.openbmc_project.Settings.service
+After=com.luxshare.eeprom.service
+
+[Service]
+Type=oneshot
+ExecStart=/usr/bin/read-guid-from-eeprom.sh
+ExecStartPost=touch /run/initramfs/read-guid-from-eeprom.done
+
+[Install]
+WantedBy=multi-user.target

meta-luxshare/recipes-phosphor/luxshare-eeprom/read-guid-from-eeprom/read-guid-from-eeprom.sh

@@ -0,0 +1,60 @@
+#!/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"
+
+echo "generate device&system guid from machine-id"
+guid_str=$(systemd-id128 machine-id --app-specific=e0e17376646147daa50cd0cc64124578)
+
+system_data_raw=$(busctl get-property ${EEPROM_SERVICE} ${EEPROM_OBJPATH} ${EEPROM_INTERFACE} ${EEPROM_SYSTEM_GUID_PROPERTY})
+
+#remove ay 16
+system_GUID=$(echo $system_data_raw | sed 's/ay [0-9]\+ //')
+
+read -a data <<< "$system_GUID"
+
+hex_data=()
+#dec==>hex
+for decimal_value in "${data[@]}"; do
+    hex_value=$(printf "%02x" "$decimal_value")
+    hex_data+=("$hex_value")
+done
+
+echo "Read system GUID from eeprom service : ${system_GUID}"
+if [[ "$system_GUID" == "255 255 255 255 255 255 255 255 255 255 255 255 255 255 255 255" ]];then
+    busctl set-property "${SETTINGS_SERVICE}" "${GUID_OBJPATH}" "${GUID_INTERFACE}" "${SYSTEM_GUID_PROPERTY}" s "${guid_str:0:8}"-"${guid_str:8:4}"-"${guid_str:12:4}"-"${guid_str:16:4}"-"${guid_str:20:12}"
+else
+    busctl set-property "${SETTINGS_SERVICE}" "${GUID_OBJPATH}" "${GUID_INTERFACE}" "${SYSTEM_GUID_PROPERTY}" s "${hex_data[0]}""${hex_data[1]}""${hex_data[2]}""${hex_data[3]}"-"${hex_data[4]}""${hex_data[5]}"-"${hex_data[6]}""${hex_data[7]}"-"${hex_data[8]}""${hex_data[9]}"-"${hex_data[10]}""${hex_data[11]}""${hex_data[12]}""${hex_data[13]}""${hex_data[14]}""${hex_data[15]}"
+fi
+
+device_data_raw=$(busctl get-property ${EEPROM_SERVICE} ${EEPROM_OBJPATH} ${EEPROM_INTERFACE} ${EEPROM_DEVICE_GUID_PROPERTY})
+
+device_GUID=$(echo $device_data_raw | sed 's/ay [0-9]\+ //')
+
+read -a data <<< "$device_GUID"
+
+hex_data=()
+#dec==>hex
+for decimal_value in "${data[@]}"; do
+    hex_value=$(printf "%02x" "$decimal_value")
+    hex_data+=("$hex_value")
+done
+
+echo "Read device GUID from eeprom : ${device_GUID}"
+if [[ "$device_GUID" == "255 255 255 255 255 255 255 255 255 255 255 255 255 255 255 255" ]];then
+    busctl set-property "${SETTINGS_SERVICE}" "${GUID_OBJPATH}" "${BMC_INTERFACE}" "${DEVICE_GUID_PROPERTY}" s "${guid_str:0:8}"-"${guid_str:8:4}"-"${guid_str:12:4}"-"${guid_str:16:4}"-"${guid_str:20:12}"
+else
+    busctl set-property "${SETTINGS_SERVICE}" "${GUID_OBJPATH}" "${BMC_INTERFACE}" "${DEVICE_GUID_PROPERTY}" s "${hex_data[0]}""${hex_data[1]}""${hex_data[2]}""${hex_data[3]}"-"${hex_data[4]}""${hex_data[5]}"-"${hex_data[6]}""${hex_data[7]}"-"${hex_data[8]}""${hex_data[9]}"-"${hex_data[10]}""${hex_data[11]}""${hex_data[12]}""${hex_data[13]}""${hex_data[14]}""${hex_data[15]}"
+fi

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

@@ -0,0 +1,20 @@
+UMMARY = "Write GUID to eeprom"
+PR = "r1"
+LICENSE = "Apache-2.0"
+LIC_FILES_CHKSUM = "file://${COREBASE}/meta/files/common-licenses/Apache-2.0;md5=89aea4e17d99a7cacdbeed46a0096b10"
+
+inherit allarch
+inherit obmc-phosphor-systemd
+
+RDEPENDS:${PN} += "bash"
+
+S = "${WORKDIR}"
+
+SRC_URI += "file://write-guid-to-eeprom.sh"
+
+do_install() {
+    install -d ${D}${bindir}
+    install -m 0755 ${S}/write-guid-to-eeprom.sh ${D}${bindir}/write-guid-to-eeprom.sh
+}
+
+SYSTEMD_SERVICE:${PN} += "write-guid-to-eeprom.service"

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

@@ -0,0 +1,10 @@
+[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

@@ -0,0 +1,55 @@
+#!/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]}"