On 2023/04/06 09:13, Gerhard Roth wrote:
> 2) query the list of modes with "AT!UDUSBCOMP=?". Example result:
>
> 0 - reserved NOT SUPPORTED
> 1 - DM AT SUPPORTED
> 2 - reserved NOT SUPPORTED
> 3 - reserved NOT SUPPORTED
> 4 - reserved NOT SUPPORTED
> 5 - reserved NOT SUPPORTED
> 6 - DM NMEA AT QMI SUPPORTED
> 7 - DM NMEA AT RMNET1 RMNET2 RMNET3 SUPPORTED
> 8 - DM NMEA AT MBIM SUPPORTED
> 9 - MBIM SUPPORTED
> 10 - NMEA MBIM SUPPORTED
> 11 - DM MBIM SUPPORTED
> 12 - DM NMEA MBIM SUPPORTED
> 13 - Config1: comp6 Config2: comp8 NOT SUPPORTED
> 14 - Config1: comp6 Config2: comp9 SUPPORTED
> 15 - Config1: comp6 Config2: comp10 NOT SUPPORTED
> 16 - Config1: comp6 Config2: comp11 NOT SUPPORTED
> 17 - Config1: comp6 Config2: comp12 NOT SUPPORTED
> 18 - Config1: comp7 Config2: comp8 NOT SUPPORTED
> 19 - Config1: comp7 Config2: comp9 SUPPORTED
> 20 - Config1: comp7 Config2: comp10 NOT SUPPORTED
> 21 - Config1: comp7 Config2: comp11 NOT SUPPORTED
> 22 - Config1: comp7 Config2: comp12 NOT SUPPORTED
>
> There is no guarantee that the table doesn't change. And every
> device has a differnt set of supported modes.
>
> 3) select the desired mode with "AT!UDUSBCOMP=X"
Take care with this. You can put the modem in a mode where you no
longer have an AT interface to be able to reset it (there maybe
a different way to reset it via USB commands rather than AT commands,
but that won't be straightforward from OpenBSD).
> 4) wait for the device to reset itself
>
> >
> > Index: umsm.c
> > ===================================================================
> > RCS file: /cvs/src/sys/dev/usb/umsm.c,v
> > retrieving revision 1.125
> > diff -u -p -r1.125 umsm.c
> > --- umsm.c 2 Apr 2023 23:57:57 -0000 1.125
> > +++ umsm.c 6 Apr 2023 08:40:30 -0000
> > @@ -271,6 +271,7 @@ static const struct umsm_type umsm_devs[
> > {{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AIRCARD_340U}, 0},
> > {{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_AIRCARD_770S}, 0},
> > {{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC7455}, 0},
> > + {{ USB_VENDOR_SIERRA, USB_PRODUCT_SIERRA_MC7700}, 0},
> >
> > {{ USB_VENDOR_SIMCOM, USB_PRODUCT_SIMCOM_SIM5320}, 0},
> > {{ USB_VENDOR_SIMCOM, USB_PRODUCT_SIMCOM_SIM7600E}, 0},
> >
>
