<div dir="ltr"><div>Thank you for your comments.</div><div><br></div>My current status:<div><br></div><div>Multiple hardware power off helped. All my 3 modems are ready to work.</div><div><br></div><div>The last problem, I still have the issue with "error: couldn't open QMI device: endpoint hangup". You requested verbose output:</div><div><font face="monospace"><br></font></div><div><font face="monospace">./qmi-firmware-update -w /dev/cdc-wdm3 --update /home/support/adydychk/fws/atta/SWIX55C_01.07.13.00-005.cwe /home/support/adydychk//fws/atta/SWIX55C_01.07.13.00_ATT_012.007_002.nvu --verbose<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-udev] sysfs path for 'cdc-wdm3' found: /sys/devices/pci0000:00/0000:00:14.0/usb1/1-6/1-6.3<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-utils] couldn't ping ModemManager: GDBus.Error:org.freedesktop.DBus.Error.NameHasNoOwner: Name "org.freedesktop.ModemManager1" does not exist<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image] loading file info...<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image] opening file for reading...<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] reading image headers...<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] image offset range: [0,89222543]<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] image offset range: [400,788692]<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] image at offset 400 is valid<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] image offset range: [788692,45628404]<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] image at offset 788692 is valid<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] image offset range: [45628404,86807092]<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] image at offset 45628404 is valid<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] image offset range: [86807092,89222543]<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] image at offset 86807092 is valid<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] validating data size...<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] preloading firmware/config/carrier...<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] firmware version: 01.07.13.00<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] config version: unknown<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] carrier: unknown<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image] loading file info...<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image] opening file for reading...<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] reading image headers...<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] image offset range: [0,80641]<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] validating data size...<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] preloading firmware/config/carrier...<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] firmware version: 01.07.13.00<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] config version: 012.007_002<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-image-cwe] carrier: ATT<br>[03 Feb 2022, 05:54:47] [Debug] [qfu,device-selection] single cdc-wdm device requested in sysfs path '/sys/devices/pci0000:00/0000:00:14.0/usb1/1-6/1-6.3'<br>[03 Feb 2022, 05:54:47] [Debug] [qfu,device-selection] device found: /dev/cdc-wdm3<br>[03 Feb 2022, 05:54:47] [Debug] [qfu,device-selection] using preferred device: /dev/cdc-wdm3<br>loading device information before the update...<br>[03 Feb 2022, 05:54:47] [Debug] [qfu-updater] creating QMI DMS client...<br>[03 Feb 2022, 05:54:47] [Debug] [qfu,utils] creating QMI device...<br>[03 Feb 2022, 05:54:47] [Debug] [qfu,utils] QMI device created<br>[03 Feb 2022, 05:54:47] [Debug] [qfu,utils] opening QMI device (without proxy, qmi mode)...<br>[03 Feb 2022, 05:54:47] [Debug] [/dev/cdc-wdm3] Opening device with flags 'sync, auto'...<br>[03 Feb 2022, 05:54:47] -Warning ** [/dev/cdc-wdm3] requested QMI mode but unexpected transport type found<br>[03 Feb 2022, 05:54:47] [Debug] [/dev/cdc-wdm3] created endpoint<br>[03 Feb 2022, 05:54:47] [Debug] [/dev/cdc-wdm3] Running sync (10 retries)...<br>[03 Feb 2022, 05:54:47] [Debug] [/dev/cdc-wdm3] Sent message...<br><<<<<< RAW:<br><<<<<< length = 12<br><<<<<< data = 01:0B:00:00:00:00:00:01:27:00:00:00<br><br>[03 Feb 2022, 05:54:47] [Debug] [/dev/cdc-wdm3] Sent generic request (translated)...<br><<<<<< QMUX:<br><<<<<< length = 11<br><<<<<< flags = 0x00<br><<<<<< service = "ctl"<br><<<<<< client = 0<br><<<<<< QMI:<br><<<<<< flags = "none"<br><<<<<< transaction = 1<br><<<<<< tlv_length = 0<br><<<<<< message = "Sync" (0x0027)<br><br>[03 Feb 2022, 05:54:47] [Debug] [/dev/cdc-wdm3] QMI endpoint hangup: removed<br>[03 Feb 2022, 05:54:47] -Warning ** [/dev/cdc-wdm3] QMI parsing error: QMI framing error detected<br>error: couldn't open QMI device: endpoint hangup</font><br></div><div><font face="monospace"><br></font></div><div><font face="arial, sans-serif">What do you think?</font></div><div><font face="arial, sans-serif">In addition I see that my modems do not have ttyUSB* interfaces. I am not a very experienced guy with the modems but in my previous work with 4G SIerra modems I got ttyUSB* interfaces immediately after enabling the qmi open source driver.</font></div><div><font face="arial, sans-serif"><br></font></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">ср, 2 февр. 2022 г. в 23:55, Aleksander Morgado <<a href="mailto:aleksander@aleksander.es">aleksander@aleksander.es</a>>:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">><br> > I have no idea how you managed to brick 2 devices :) I've worked with<br> > multiple Sierra modules writing the qmi-firmware-update tool and I<br> > haven't bricked a single device myself :) Either you have very bad<br> > luck, or your doing something totally unexpected for some reason! :D<br> <br> *you're*<br> <br> -- <br> Aleksander<br> <a href="https://aleksander.es" rel="noreferrer" target="_blank">https://aleksander.es</a><br> </blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr">With best regards,<div>Alexander</div></div></div>