Modem will not reset.

Paul Gildea gildeap at tcd.ie
Sat Jan 9 22:29:39 UTC 2021


Thank you, in general this type of modem has been working as expected for
months, just this one modem seems to be in this state now, even after I
reboot the system (soft reload, the power has not been removed as I am
remote). I have not attempted an AT reset while trying to figure it out.

--
Paul

On Sat 9 Jan 2021, 21:40 Daniele Palmas, <dnlplm at gmail.com> wrote:

> Hi Aleksander and Paul,
>
> Il giorno ven 8 gen 2021 alle ore 16:44 Aleksander Morgado
> <aleksander at aleksander.es> ha scritto:
> >
> > Hey Daniele & Carlo,
> >
> > > Wondering if anybody has seen this, or has any idea? Telit LM96A18
> being stuck in offline mode and when I try to reset it with libqmi, it says
> it was successful but never resets:
> > >
> >
> > Have you seen this before? Is it expected in the LM96A18 that the DMS
> > Set Operating Mode (RESET) doesn't work?
> >
>
> as far as I remember it should work properly, but I'll double check
> next week and let you know.
>
> Regards,
> Daniele
>
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] Opening device with
> flags 'proxy, auto'...
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] loaded driver of
> cdc-wdm port: qmi_wwan
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] created endpoint
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] sent message...
> > >> <<<<<< RAW:
> > >> <<<<<<   length = 28
> > >> <<<<<<   data   =
> 01:1B:00:00:00:00:00:01:00:FF:10:00:01:0D:00:2F:64:65:76:2F:63:64:63:2D:77:64:6D:34
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] sent generic request
> (translated)...
> > >> <<<<<< QMUX:
> > >> <<<<<<   length  = 27
> > >> <<<<<<   flags   = 0x00
> > >> <<<<<<   service = "ctl"
> > >> <<<<<<   client  = 0
> > >> <<<<<< QMI:
> > >> <<<<<<   flags       = "none"
> > >> <<<<<<   transaction = 1
> > >> <<<<<<   tlv_length  = 16
> > >> <<<<<<   message     = "Internal Proxy Open" (0xFF00)
> > >> <<<<<< TLV:
> > >> <<<<<<   type       = "Device Path" (0x01)
> > >> <<<<<<   length     = 13
> > >> <<<<<<   value      = 2F:64:65:76:2F:63:64:63:2D:77:64:6D:34
> > >> <<<<<<   translated = /dev/cdc-wdm4
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] received message...
> > >> <<<<<< RAW:
> > >> <<<<<<   length = 19
> > >> <<<<<<   data   =
> 01:12:00:80:00:00:01:01:00:FF:07:00:02:04:00:00:00:00:00
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] received generic
> response (translated)...
> > >> <<<<<< QMUX:
> > >> <<<<<<   length  = 18
> > >> <<<<<<   flags   = 0x80
> > >> <<<<<<   service = "ctl"
> > >> <<<<<<   client  = 0
> > >> <<<<<< QMI:
> > >> <<<<<<   flags       = "response"
> > >> <<<<<<   transaction = 1
> > >> <<<<<<   tlv_length  = 7
> > >> <<<<<<   message     = "Internal Proxy Open" (0xFF00)
> > >> <<<<<< TLV:
> > >> <<<<<<   type       = "Result" (0x02)
> > >> <<<<<<   length     = 4
> > >> <<<<<<   value      = 00:00:00:00
> > >> <<<<<<   translated = SUCCESS
> > >> [08 Jan 2021, 11:38:23] [Debug] QMI Device at '/dev/cdc-wdm4' ready
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] Assuming service
> 'dms' is supported...
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] Allocating new client
> ID...
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] sent message...
> > >> <<<<<< RAW:
> > >> <<<<<<   length = 16
> > >> <<<<<<   data   = 01:0F:00:00:00:00:00:02:22:00:04:00:01:01:00:02
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] sent generic request
> (translated)...
> > >> <<<<<< QMUX:
> > >> <<<<<<   length  = 15
> > >> <<<<<<   flags   = 0x00
> > >> <<<<<<   service = "ctl"
> > >> <<<<<<   client  = 0
> > >> <<<<<< QMI:
> > >> <<<<<<   flags       = "none"
> > >> <<<<<<   transaction = 2
> > >> <<<<<<   tlv_length  = 4
> > >> <<<<<<   message     = "Allocate CID" (0x0022)
> > >> <<<<<< TLV:
> > >> <<<<<<   type       = "Service" (0x01)
> > >> <<<<<<   length     = 1
> > >> <<<<<<   value      = 02
> > >> <<<<<<   translated = dms
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] received message...
> > >> <<<<<< RAW:
> > >> <<<<<<   length = 24
> > >> <<<<<<   data   =
> 01:17:00:80:00:00:01:02:22:00:0C:00:02:04:00:00:00:00:00:01:02:00:02:01
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] received generic
> response (translated)...
> > >> <<<<<< QMUX:
> > >> <<<<<<   length  = 23
> > >> <<<<<<   flags   = 0x80
> > >> <<<<<<   service = "ctl"
> > >> <<<<<<   client  = 0
> > >> <<<<<< QMI:
> > >> <<<<<<   flags       = "response"
> > >> <<<<<<   transaction = 2
> > >> <<<<<<   tlv_length  = 12
> > >> <<<<<<   message     = "Allocate CID" (0x0022)
> > >> <<<<<< TLV:
> > >> <<<<<<   type       = "Result" (0x02)
> > >> <<<<<<   length     = 4
> > >> <<<<<<   value      = 00:00:00:00
> > >> <<<<<<   translated = SUCCESS
> > >> <<<<<< TLV:
> > >> <<<<<<   type       = "Allocation Info" (0x01)
> > >> <<<<<<   length     = 2
> > >> <<<<<<   value      = 02:01
> > >> <<<<<<   translated = [ service = 'dms' cid = '1' ]
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] Registered 'dms'
> (version unknown) client with ID '1'
> > >> [08 Jan 2021, 11:38:23] [Debug] Asynchronously setting operating
> mode...
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] sent message...
> > >> <<<<<< RAW:
> > >> <<<<<<   length = 17
> > >> <<<<<<   data   = 01:10:00:00:02:01:00:01:00:2E:00:04:00:01:01:00:04
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] sent generic request
> (translated)...
> > >> <<<<<< QMUX:
> > >> <<<<<<   length  = 16
> > >> <<<<<<   flags   = 0x00
> > >> <<<<<<   service = "dms"
> > >> <<<<<<   client  = 1
> > >> <<<<<< QMI:
> > >> <<<<<<   flags       = "none"
> > >> <<<<<<   transaction = 1
> > >> <<<<<<   tlv_length  = 4
> > >> <<<<<<   message     = "Set Operating Mode" (0x002E)
> > >> <<<<<< TLV:
> > >> <<<<<<   type       = "Mode" (0x01)
> > >> <<<<<<   length     = 1
> > >> <<<<<<   value      = 04
> > >> <<<<<<   translated = reset
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] received message...
> > >> <<<<<< RAW:
> > >> <<<<<<   length = 20
> > >> <<<<<<   data   =
> 01:13:00:80:02:01:02:01:00:2E:00:07:00:02:04:00:00:00:00:00
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] received generic
> response (translated)...
> > >> <<<<<< QMUX:
> > >> <<<<<<   length  = 19
> > >> <<<<<<   flags   = 0x80
> > >> <<<<<<   service = "dms"
> > >> <<<<<<   client  = 1
> > >> <<<<<< QMI:
> > >> <<<<<<   flags       = "response"
> > >> <<<<<<   transaction = 1
> > >> <<<<<<   tlv_length  = 7
> > >> <<<<<<   message     = "Set Operating Mode" (0x002E)
> > >> <<<<<< TLV:
> > >> <<<<<<   type       = "Result" (0x02)
> > >> <<<<<<   length     = 4
> > >> <<<<<<   value      = 00:00:00:00
> > >> <<<<<<   translated = SUCCESS
> > >> [/dev/cdc-wdm4] Operating mode set successfully
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] Releasing 'dms'
> client with flags 'release-cid'...
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] Unregistered 'dms'
> client with ID '1'
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] sent message...
> > >> <<<<<< RAW:
> > >> <<<<<<   length = 17
> > >> <<<<<<   data   = 01:10:00:00:00:00:00:03:23:00:05:00:01:02:00:02:01
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] sent generic request
> (translated)...
> > >> <<<<<< QMUX:
> > >> <<<<<<   length  = 16
> > >> <<<<<<   flags   = 0x00
> > >> <<<<<<   service = "ctl"
> > >> <<<<<<   client  = 0
> > >> <<<<<< QMI:
> > >> <<<<<<   flags       = "none"
> > >> <<<<<<   transaction = 3
> > >> <<<<<<   tlv_length  = 5
> > >> <<<<<<   message     = "Release CID" (0x0023)
> > >> <<<<<< TLV:
> > >> <<<<<<   type       = "Release Info" (0x01)
> > >> <<<<<<   length     = 2
> > >> <<<<<<   value      = 02:01
> > >> <<<<<<   translated = [ service = 'dms' cid = '1' ]
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] received message...
> > >> <<<<<< RAW:
> > >> <<<<<<   length = 24
> > >> <<<<<<   data   =
> 01:17:00:80:00:00:01:03:23:00:0C:00:02:04:00:00:00:00:00:01:02:00:02:01
> > >> [08 Jan 2021, 11:38:23] [Debug] [/dev/cdc-wdm4] received generic
> response (translated)...
> > >> <<<<<< QMUX:
> > >> <<<<<<   length  = 23
> > >> <<<<<<   flags   = 0x80
> > >> <<<<<<   service = "ctl"
> > >> <<<<<<   client  = 0
> > >> <<<<<< QMI:
> > >> <<<<<<   flags       = "response"
> > >> <<<<<<   transaction = 3
> > >> <<<<<<   tlv_length  = 12
> > >> <<<<<<   message     = "Release CID" (0x0023)
> > >> <<<<<< TLV:
> > >> <<<<<<   type       = "Result" (0x02)
> > >> <<<<<<   length     = 4
> > >> <<<<<<   value      = 00:00:00:00
> > >> <<<<<<   translated = SUCCESS
> > >> <<<<<< TLV:
> > >> <<<<<<   type       = "Release Info" (0x01)
> > >> <<<<<<   length     = 2
> > >> <<<<<<   value      = 02:01
> > >> <<<<<<   translated = [ service = 'dms' cid = '1' ]
> > >> [08 Jan 2021, 11:38:23] [Debug] Client released
> > >> [08 Jan 2021, 11:38:23] [Debug] Closed
> > >
> > >
> > > Regards,
> > >
> > > --
> > > Paul
> > > _______________________________________________
> > > libqmi-devel mailing list
> > > libqmi-devel at lists.freedesktop.org
> > > https://lists.freedesktop.org/mailman/listinfo/libqmi-devel
> >
> >
> >
> > --
> > Aleksander
> > https://aleksander.es
>
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