答复: ModemManager 1.14.2 Setup - undefined symbol error and/or 'libmbim-glib.la' was moved error

[Carl Yin(殷张成)]

Hi 
	For nr5g, you need apply patch here https://gitlab.freedesktop.org/carlyin/libqmi/-/tree/nr5g

Thanks & Best Regards!

> -----邮件原件-----
> 发件人: ModemManager-devel
> [mailto:modemmanager-devel-bounces at lists.freedesktop.org] 代表
> Aleksander Morgado
> 发送时间: Friday, October 23, 2020 3:38 PM
> 收件人: Dani Anderson <dani.anderson at strath.ac.uk>
> 抄送: Douglas Allan <d.allan at strath.ac.uk>;
> modemmanager-devel at lists.freedesktop.org
> 主题: Re: ModemManager 1.14.2 Setup - undefined symbol error and/or
> 'libmbim-glib.la' was moved error
> 
> Hey,
> 
> > With the connection established (with NM and MM still disabled),
> > running
> >
> > sudo qmicli --device=/dev/cdc-wdm0 --nas-get-system-info
> >
> > returns
> >
> > [/dev/cdc-wdm0] Successfully got system info:
> >         WCDMA service:
> >                 Status: 'none'
> >                 True Status: 'none'
> >                 Preferred data path: 'no'
> >         LTE service:
> >                 Status: 'none'
> >                 True Status: 'none'
> >                 Preferred data path: 'no'
> >                 Registration restriction: 'unrestricted'
> >         SIM reject info: 'available
> >
> > And running:
> >
> > sudo qmicli -p --device=/dev/cdc-wdm0 --nas-get-signal-info
> >
> > [/dev/cdc-wdm0] Successfully got signal info
> > 5G:
> >         RSRP: '-52 dBm'
> >         SNR: '35.0 dB'
> >         RSRQ: '-11 dB'
> >
> > Obviously it seems strange that system-info doesn't give any details regarding
> 5G capability, while signal-info is returning details on an active 5G connection...
> > I would suspect this is also why MM does not report 5gnr capability?
> >
> 
> What about --nas-get-serving-system? That is what MM uses right now.
> Depending on what that command returns we can tell what MM thinks about the
> 5G registration info.
> 
> If you get a full MM debug log, that would be much better obviously.
> 
> --
> Aleksander
> https://aleksander.es
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