GPS with Sierra Wireless, Incorporated Sierra Wireless EM7455 Qualcomm Snapdragon X7 LTE-A (cdc-wdm0)

Aleksander Morgado aleksander at aleksander.es
Thu May 21 07:43:49 UTC 2020


Hey!

> ./configure --prefix=/usr --disable-static && make
> sudo checkinstall --install=no
> sudo  dpkg -i libqmi_1.24.12-1_amd64.deb
>
> but during the install I got this error:
> dpkg: errore nell'elaborare l'archivio libqmi_1.24.12-1_amd64.deb (--install):
>  tentata sovrascrittura di "/usr/bin/qmi-firmware-update" presente anche nel pacchetto libqmi-utils 1.24.8-1
>
> so I did another run:
> ./configure --prefix=/usr/local --disable-static && make
> sudo checkinstall --install=no
> sudo  dpkg -i libqmi_1.24.12-1_amd64.deb
>
> and I installed the package.
>
> I have this situation:
> locate libqmi-glib.so.5
> /home/angelo/Software/libqmi-1.24.12/src/libqmi-glib/.libs/libqmi-glib.so.5
> /home/angelo/Software/libqmi-1.24.12/src/libqmi-glib/.libs/libqmi-glib.so.5.6.0
> /usr/lib/libqmi-glib.so.5
> /usr/lib/libqmi-glib.so.5.6.0
> /usr/lib/x86_64-linux-gnu/libqmi-glib.so.5
> /usr/lib/x86_64-linux-gnu/libqmi-glib.so.5.6.0
> /usr/local/lib/libqmi-glib.so.5
> /usr/local/lib/libqmi-glib.so.5.6.0
>
>
> ldd /usr/sbin/ModemManager
> libqmi-glib.so.5 => /usr/lib/x86_64-linux-gnu/libqmi-glib.so.5 (0x00007f236434f000)
>
> after modify ld.so.conf.d/ libc.conf, issuing ldconfig with the ldd /usr/sbin/ModemManager I got this:
> libqmi-glib.so.5 => /usr/local/lib/libqmi-glib.so.5 (0x00007ff47371e000)
>
> finally
>
> mmcli -m 0 --location-get
>   --------------------------
>   3GPP |      operator code: 222
>        |      operator name: 50
>        | location area code: 86E9
>        | tracking area code: 0000
>        |            cell id: 01D0FBD8
>   --------------------------
>   GPS  |               nmea:
>        |                     $GPGSV,3,1,10,03,25,234,26,08,64,184,24,10,20,050,15,11,75,314,23*79
>        |                     $GPGSV,3,2,10,14,42,112,29,22,52,243,24,27,34,156,20,28,13,314,16*7C
>        |                     $GPGSV,3,3,10,32,42,080,30,01,47,302,*77
>        |                     $GPRMC,180210.0,A,4141.422731,N,01237.462567,E,0.0,100.5,200520,0.6,E,A*0A
>        |                     $GPGSA,A,2,03,08,10,11,14,22,27,32,,,,,1.4,1.1,0.8*35
>        |                     $GPVTG,100.5,T,99.9,M,0.0,N,0.0,K,A*1E
>        |                     $GPGGA,180210.0,4141.422731,N,01237.462567,E,1,06,1.5,178.0,M,45.0,M,,*59
>        |                utc: 180210.0
>        |          longitude: 12,624376
>        |           latitude: 41,690379
>        |           altitude: 178,000000
>

Nice! So 1.12.10 does solve the issue. Please poke your distribution
to get that package upgraded.

> Now I have only another issue: modem-manager-gui is reporting the 3GPP position, but nothing about the GPS position:  but this is another story.
>

We don't maintain modem-manager-gui here, not even sure if the
maintainer of the package is around in the mailing list?

Cheers!

-- 
Aleksander
https://aleksander.es


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