Sierra EM7511 modem not found
Matt Jerdonek
maj1224 at yahoo.com
Thu Aug 29 12:30:46 UTC 2019
Modem-manager experts,
Struggling to understand the steps necessary for ModemManager to detect a Sierra Wireless EM7511 modem. I'm using an embedded Linux distro (created via Buildroot).
mmcli can't seem to find any modems:# mmcli -L
No modems were found
Here is my output from ModemManager. Nothing in here looks problematic to me, but I'm not sure if I should see some debug messages after the service is acquired or not.
Jul 24 16:19:12 Microserver daemon.info ModemManager[2151]: <info> [1563985152.471030] ModemManager (version 1.8.0) starting in system bus...Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.475722] Bus acquired, creating manager...Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476385] [filter] createdJul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476425] [filter] explicit whitelist: yesJul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476447] [filter] virtual devices forbidden: yesJul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476470] [filter] net devices allowed: yesJul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476487] [filter] cdc-wdm devices allowed: yesJul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476507] [filter] tty devices:Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476532] [filter] blacklist applied: yesJul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476553] [filter] manual scan only applied: yesJul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476575] [filter] platform driver check: yesJul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476592] [filter] driver check: noJul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476611] [filter] cdc-acm interface check: noJul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476628] [filter] with net check: noJul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476648] [filter] default: allowedJul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.476781] [plugin manager] looking for plugins in '/usr/lib/ModemManager'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.479802] [plugin manager] loaded plugin 'Wavecom'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.481549] [plugin manager] loaded plugin 'u-blox'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.483091] [plugin manager] loaded plugin 'Motorola'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.484627] [plugin manager] loaded plugin 'Via CBP7'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.486114] [plugin manager] loaded plugin 'Pantech'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.487651] [plugin manager] loaded plugin 'Novatel LTE'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.489408] [plugin manager] loaded plugin 'Novatel'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.491419] [plugin manager] loaded plugin 'Dell'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.492954] [plugin manager] loaded plugin 'Nokia'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.494531] [plugin manager] loaded plugin 'MTK'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.496052] [plugin manager] loaded plugin 'Haier'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.497676] [plugin manager] loaded plugin 'Sierra (legacy)'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.499249] [plugin manager] loaded plugin 'Nokia (Icera)'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.500987] [plugin manager] loaded plugin 'Telit'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.502464] [plugin manager] loaded plugin 'AnyDATA'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.504084] [plugin manager] loaded plugin 'Thuraya'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.505620] [plugin manager] loaded plugin 'Samsung'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.507373] [plugin manager] loaded plugin 'Huawei'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.509075] [plugin manager] loaded plugin 'Altair LTE'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.510678] [plugin manager] loaded plugin 'X22X'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.512200] [plugin manager] loaded plugin 'Longcheer'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.513528] [plugin manager] loaded plugin 'Quectel'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.514902] [plugin manager] loaded plugin 'Generic'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.516531] [plugin manager] loaded plugin 'Option High-Speed'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.518135] [plugin manager] loaded plugin 'Option'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.519993] [plugin manager] loaded plugin 'Cinterion'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.521513] [plugin manager] loaded plugin 'Iridium'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.522964] [plugin manager] loaded plugin 'Ericsson MBM'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.524571] [plugin manager] loaded plugin 'Linktop'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.525899] [plugin manager] loaded plugin 'Sierra'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.527482] [plugin manager] loaded plugin 'ZTE'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.528892] [plugin manager] loaded plugin 'SimTech'Jul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.530259] [plugin manager] successfully loaded 32 pluginsJul 24 16:19:12 Microserver daemon.debug ModemManager[2151]: <debug> [1563985152.531416] Service name 'org.freedesktop.ModemManager1' was acquired
The udev rules appear to be running:
# udevadm info /dev/cdc-wdm0P: /devices/platform/soc/3110000.usb3/xhci-hcd.1.auto/usb4/4-1/4-1:1.8/usbmisc/cdc-wdm0N: cdc-wdm0E: DEVNAME=/dev/cdc-wdm0E: DEVPATH=/devices/platform/soc/3110000.usb3/xhci-hcd.1.auto/usb4/4-1/4-1:1.8/usbmisc/cdc-wdm0E: ID_MM_CANDIDATE=1E: MAJOR=180E: MINOR=176E: SUBSYSTEM=usbmiscE: USEC_INITIALIZED=13067614
# udevadm info /dev/ttyUSB0P: /devices/platform/soc/3110000.usb3/xhci-hcd.1.auto/usb4/4-1/4-1:1.0/ttyUSB0/tty/ttyUSB0N: ttyUSB0S: serial/by-id/usb-Sierra_Wireless__Incorporated_Sierra_Wireless_EM7511_Qualcomm®_Snapdragon™_X16_LTE-A_YT85168933041502-if00-port0S: serial/by-path/platform-xhci-hcd.1.auto-usb-0:1:1.0-port0E: DEVLINKS=/dev/serial/by-id/usb-Sierra_Wireless__Incorporated_Sierra_Wireless_EM7511_Qualcomm®_Snapdragon™_X16_LTE-A_YT85168933041502-if00-port0 /dev/serial/by-path/platform-xhci-hcd.1.auto-usb-0:1:1.0-port0E: DEVNAME=/dev/ttyUSB0E: DEVPATH=/devices/platform/soc/3110000.usb3/xhci-hcd.1.auto/usb4/4-1/4-1:1.0/ttyUSB0/tty/ttyUSB0E: ID_BUS=usbE: ID_MM_CANDIDATE=1E: ID_MODEL=Sierra_Wireless_EM7511_Qualcomm®_Snapdragon™_X16_LTE-AE: ID_MODEL_ENC=Sierra\x20Wireless\x20EM7511\x20Qualcomm®\x20Snapdragon™\x20X16\x20LTE-AE: ID_MODEL_ID=9091E: ID_PATH=platform-xhci-hcd.1.auto-usb-0:1:1.0E: ID_PATH_TAG=platform-xhci-hcd_1_auto-usb-0_1_1_0E: ID_REVISION=0006E: ID_SERIAL=Sierra_Wireless__Incorporated_Sierra_Wireless_EM7511_Qualcomm®_Snapdragon™_X16_LTE-A_YT85168933041502E: ID_SERIAL_SHORT=YT85168933041502E: ID_TYPE=genericE: ID_USB_DRIVER=qcserialE: ID_USB_INTERFACES=:ffffff:ff0000:E: ID_USB_INTERFACE_NUM=00E: ID_VENDOR=Sierra_Wireless__IncorporatedE: ID_VENDOR_ENC=Sierra\x20Wireless\x2c\x20IncorporatedE: ID_VENDOR_ID=1199E: MAJOR=188E: MINOR=0E: SUBSYSTEM=ttyE: USEC_INITIALIZED=13148517
# udevadm info /dev/ttyUSB1P: /devices/platform/soc/3110000.usb3/xhci-hcd.1.auto/usb4/4-1/4-1:1.2/ttyUSB1/tty/ttyUSB1N: ttyUSB1S: serial/by-id/usb-Sierra_Wireless__Incorporated_Sierra_Wireless_EM7511_Qualcomm®_Snapdragon™_X16_LTE-A_YT85168933041502-if02-port0S: serial/by-path/platform-xhci-hcd.1.auto-usb-0:1:1.2-port0E: DEVLINKS=/dev/serial/by-id/usb-Sierra_Wireless__Incorporated_Sierra_Wireless_EM7511_Qualcomm®_Snapdragon™_X16_LTE-A_YT85168933041502-if02-port0 /dev/serial/by-path/platform-xhci-hcd.1.auto-usb-0:1:1.2-port0E: DEVNAME=/dev/ttyUSB1E: DEVPATH=/devices/platform/soc/3110000.usb3/xhci-hcd.1.auto/usb4/4-1/4-1:1.2/ttyUSB1/tty/ttyUSB1E: ID_BUS=usbE: ID_MM_CANDIDATE=1E: ID_MODEL=Sierra_Wireless_EM7511_Qualcomm®_Snapdragon™_X16_LTE-AE: ID_MODEL_ENC=Sierra\x20Wireless\x20EM7511\x20Qualcomm®\x20Snapdragon™\x20X16\x20LTE-AE: ID_MODEL_ID=9091E: ID_PATH=platform-xhci-hcd.1.auto-usb-0:1:1.2E: ID_PATH_TAG=platform-xhci-hcd_1_auto-usb-0_1_1_2E: ID_REVISION=0006E: ID_SERIAL=Sierra_Wireless__Incorporated_Sierra_Wireless_EM7511_Qualcomm®_Snapdragon™_X16_LTE-A_YT85168933041502E: ID_SERIAL_SHORT=YT85168933041502E: ID_TYPE=genericE: ID_USB_DRIVER=qcserialE: ID_USB_INTERFACES=:ffffff:ff0000:E: ID_USB_INTERFACE_NUM=02E: ID_VENDOR=Sierra_Wireless__IncorporatedE: ID_VENDOR_ENC=Sierra\x20Wireless\x2c\x20IncorporatedE: ID_VENDOR_ID=1199E: MAJOR=188E: MINOR=1E: SUBSYSTEM=ttyE: USEC_INITIALIZED=13154457
# udevadm info /dev/ttyUSB2P: /devices/platform/soc/3110000.usb3/xhci-hcd.1.auto/usb4/4-1/4-1:1.3/ttyUSB2/tty/ttyUSB2N: ttyUSB2S: serial/by-id/usb-Sierra_Wireless__Incorporated_Sierra_Wireless_EM7511_Qualcomm®_Snapdragon™_X16_LTE-A_YT85168933041502-if03-port0S: serial/by-path/platform-xhci-hcd.1.auto-usb-0:1:1.3-port0E: DEVLINKS=/dev/serial/by-id/usb-Sierra_Wireless__Incorporated_Sierra_Wireless_EM7511_Qualcomm®_Snapdragon™_X16_LTE-A_YT85168933041502-if03-port0 /dev/serial/by-path/platform-xhci-hcd.1.auto-usb-0:1:1.3-port0E: DEVNAME=/dev/ttyUSB2E: DEVPATH=/devices/platform/soc/3110000.usb3/xhci-hcd.1.auto/usb4/4-1/4-1:1.3/ttyUSB2/tty/ttyUSB2E: ID_BUS=usbE: ID_MM_CANDIDATE=1E: ID_MODEL=Sierra_Wireless_EM7511_Qualcomm®_Snapdragon™_X16_LTE-AE: ID_MODEL_ENC=Sierra\x20Wireless\x20EM7511\x20Qualcomm®\x20Snapdragon™\x20X16\x20LTE-AE: ID_MODEL_ID=9091E: ID_PATH=platform-xhci-hcd.1.auto-usb-0:1:1.3E: ID_PATH_TAG=platform-xhci-hcd_1_auto-usb-0_1_1_3E: ID_REVISION=0006E: ID_SERIAL=Sierra_Wireless__Incorporated_Sierra_Wireless_EM7511_Qualcomm®_Snapdragon™_X16_LTE-A_YT85168933041502E: ID_SERIAL_SHORT=YT85168933041502E: ID_TYPE=genericE: ID_USB_DRIVER=qcserialE: ID_USB_INTERFACES=:ffffff:ff0000:E: ID_USB_INTERFACE_NUM=03E: ID_VENDOR=Sierra_Wireless__IncorporatedE: ID_VENDOR_ENC=Sierra\x20Wireless\x2c\x20IncorporatedE: ID_VENDOR_ID=1199E: MAJOR=188E: MINOR=2E: SUBSYSTEM=ttyE: USEC_INITIALIZED=13151919
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