<div style="line-height:1.7;color:#000000;font-size:14px;font-family:Arial"><div><p style="margin: 0;"><br></p><p style="margin: 0;"><br></p><p style="margin: 0;"><br></p><p style="margin: 0;"><br></p><p style="margin: 0;">Hi Zev<br></p><div style="position:relative;zoom:1"></div><div id="divNeteaseMailCard"></div><div style="margin: 0;"> That maybe occurred question when I copied the log.</div><div style="margin: 0;"> <br></div><div style="margin: 0;"> I mainly care that why entity manager did not start and there is no service in /lib/system/systemd.</div><div style="margin: 0;">```<br></div><div style="margin: 0;">root@sky:/lib/systemd/system# ls xyz.openbmc_project.EntityManager <br>ls: xyz.openbmc_project.EntityManager: No such file or directory <br>root@sky:/lib/systemd/system# ls *EntityManager* <br>ls: *EntityManager*: No such file or directory <br>root@sky:/lib/systemd/system# systemctl xyz.openbmc_project.EntityManager <br>Unknown command verb xyz.openbmc_project.EntityManager. <br>root@sky:/lib/systemd/system#<br></div><div style="margin: 0;">```<br></div><p>At 2022-02-17 19:10:33, "damon3000" <damon3000@163.com> wrote:</p><blockquote id="isReplyContent" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid"><div style="line-height:1.7;color:#000000;font-size:14px;font-family:Arial"><div>Hi Patrick,</div><div><br></div><div> 1. According to your
suggestion, I can scan my FRU information via busctl command, but
entity-manager did not start and can not be accessed.</div><div>The log is as below:<br></div><div>"</div><div>busctl tree --no-pager xyz.openbmc_project.FruDevice <br>`-/xyz <br> `-/xyz/openbmc_project <br> `-/xyz/openbmc_project/FruDevice <br> |-/xyz/openbmc_project/FruDevice/10_64 <br> |-/xyz/openbmc_project/FruDevice/10_65 <br> |-/xyz/openbmc_project/FruDevice/10_67 <br> |-/xyz/openbmc_project/FruDevice/3_80 <br> |-/xyz/openbmc_project/FruDevice/6_72 <br> |-/xyz/openbmc_project/FruDevice/6_74 <br> |-/xyz/openbmc_project/FruDevice/6_76 <br> |-/xyz/openbmc_project/FruDevice/7_81 <br> |-/xyz/openbmc_project/FruDevice/7_89 <br> `-/xyz/openbmc_project/FruDevice/test</div><div><br></div><div>busctl introspect --no-pager xyz.openbmc_project.FruDevice \ <br>> /xyz/openbmc_project/FruDevice/test<br>NAME TYPE SIGNATURE RESULT/VALUE FLAGS <br>org.freedesktop.DBus.Introspectable interface - - - <br>.Introspect method - s - <br>org.freedesktop.DBus.Peer interface - - - <br>.GetMachineId method - s - <br>.Ping method - - - <br>org.freedesktop.DBus.Properties interface - - - <br>.Get method ss v - <br>.GetAll method s a{sv} - <br>.Set method ssv - - <br>.PropertiesChanged signal sa{sv}as - - <br>xyz.openbmc_project.FruDevice interface - - - <br>.ADDRESS property u 80 emits-change <br>.BOARD_FRU_VERSION_ID property s "UVD050" emits-change <br>.BOARD_INFO_AM1 property s "V1 " emits-change <br>.BOARD_INFO_AM2 property s "0123456789ABCDE001TAG0000002 " emits-change <br>.BOARD_INFO_AM3 property s "R1B " emits-change <br>.BOARD_INFO_AM4 property s "XX1 " emits-change <br>.BOARD_INFO_AM5 property s "0E11223344E0" emits-change <br>.BOARD_INFO_AM6 property s "02" emits-change <br>.BOARD_LANGUAGE_CODE property s "0" emits-change <br>.BOARD_MANUFACTURER property s "Huaqin Telecom " emits-change <br>.BOARD_MANUFACTURE_DATE property s "1996-07-07 - 10:57:00" emits-change <br>.BOARD_PART_NUMBER property s "NA " emits-change <br>.BOARD_PRODUCT_NAME property s "test " emits-change <br>.BOARD_SERIAL_NUMBER property s "3120E33900011X0010 " emits-change <br></div><div><br></div><div>root@sky:/etc/default/obmc/eeproms/system/chassis# echo "24c64 0x50 > /sys/bus/i2c/devices/i2c-3/new_device" <br>24c64 0x50 > /sys/bus/i2c/devices/i2c-3/new_device <br><b>root@sky:/etc/default/obmc/eeproms/system/chassis# busctl tree --no-pager xyz.openbmc_project.EntityManager </b><br><b>Failed to introspect object / of service xyz.openbmc_project.EntityManager: The name is not activatable </b><br><b>No objects discovered. </b><br></div><div>"</div><div><br></div><div>I
modified one of the configuration which is in
entity-manager/configuration folder, its name is Mt_jade.json, The
modification is as below from line 759:</div><div> "Name": "$bus test",<br> "Probe": "xyz.openbmc_project.FruDevice({'PRODUCT_PRODUCT_NAME': 'test'})",<br> "Type": "Chassis",</div><div><br></div><div>Still occurred the above log.<br></div><div><br></div><div>2. According to meta-quanta's commit, I did not find they modify entity-manager/configuration files. And I tried the method, however <b>I can not display them to "ipmitool fru" </b><br></div><div><br></div><div>"</div><div>commit 0de4856d037ff2525b3dd74ce2cbafdd4dcff443<br>Author: Joseph Fu <joseph.fu@quantatw.com><br>Date: Wed Jan 26 14:37:42 2022 +0800<br><br> meta-quanta: s6q: add fru yaml config files<br> <br> Add fru setting config and device json file.<br></div><div>" <br></div><div style="margin: 0;"><br></div>Could you provide some suggestions?<p style="margin: 0;"><br></p><p style="margin: 0;"><br></p><p style="margin: 0;"><br></p><p style="margin: 0;"><br></p><div style="position:relative;zoom:1"></div><div></div><p style="margin: 0;"><br></p><pre><br>At 2022-02-16 03:34:38, "Patrick Williams" <patrick@stwcx.xyz> wrote:
>On Tue, Feb 15, 2022 at 11:13:22AM +0800, damon3000 wrote:
>> Hi All,
>>
>> I am new to openbmc. I am started porting openbmc features to new hardware.
>> So, I want to add support for FRUID EEPROM. FRUID contents should be available as dbus objects. What changes needs to done in the application side.
>>
>> Please provide the steps or suggestions to follow.
>
>You should probably look at https://github.com/openbmc/entity-manager and
>existing systems that leverage it. There is already support for specifying the
>location of your EEPROM and interpreting it / exposing as dbus objects.
>
>'FruDevice' is typically involved in the EEPROM parsing and then there is
>entity-manager JSON that exposes specific EEPROM fields as the Inventory
>object(s).
>
>--
>Patrick Williams
</pre></div><br><br><span title="neteasefooter"><p> </p></span></blockquote><br></div></div><br><br><span title="neteasefooter"><p> </p></span>