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phoshThere were successful tests of <a href="https://social.phosh.mobi/tags/cellbroadcast" class="mention hashtag" rel="nofollow noopener" target="_blank">#Cellbroadcast</a> at Bundesweiter <a href="https://social.phosh.mobi/tags/warntag" class="mention hashtag" rel="nofollow noopener" target="_blank">#Warntag</a> 2025 on <a href="https://social.treehouse.systems/@postmarketOS" class="u-url mention" rel="nofollow noopener" target="_blank">@postmarketOS</a> (<a href="https://fosstodon.org/@z3ntu/115184859174052676" rel="nofollow noopener" target="_blank">https://fosstodon.org/@z3ntu/115184859174052676</a>) (by <a href="https://fosstodon.org/@z3ntu" class="u-url mention" rel="nofollow noopener" target="_blank">@z3ntu</a>) and on <a href="https://fosstodon.org/@mobian" class="u-url mention" rel="nofollow noopener" target="_blank">@mobian</a> (<a href="https://ruhr.social/@agx/115184872311438441" rel="nofollow noopener" target="_blank">https://ruhr.social/@agx/115184872311438441</a>) (by <a href="https://ruhr.social/@agx" class="u-url mention" rel="nofollow noopener" target="_blank">@agx</a>) on three different 📱models (with and without Qualcomm SoCs) with <a href="https://social.phosh.mobi/tags/phosh" class="mention hashtag" rel="nofollow noopener" target="_blank">#Phosh</a> 0.49. 🎉For things to work out of the box: On Qualcomm SoCs you need at least <a href="https://social.phosh.mobi/tags/modemmanager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a> 1.25.1 , Debian/Mobian waits for cellbroadcastd to <a href="https://ftp-master.debian.org/new/cellbroadcastd_0.0.2-1.html" rel="nofollow noopener" target="_blank">enter the archive</a><a href="https://social.phosh.mobi/tags/linuxmobile" class="mention hashtag" rel="nofollow noopener" target="_blank">#LinuxMobile</a>

Guido Günther<a href="https://tooting.ch/@frox" class="u-url mention" rel="nofollow noopener" target="_blank">@frox</a> <a href="https://fosstodon.org/@devrtz" class="u-url mention" rel="nofollow noopener" target="_blank">@devrtz</a> <a href="https://mastodon.xyz/@NGIZero" class="u-url mention" rel="nofollow noopener" target="_blank">@NGIZero</a> We added support for AT-based and QMI-based modems in <a href="https://ruhr.social/tags/ModemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a>. So as long as your phone uses either and doesn't need special quirks you should hopefully be covered.

Guido GüntherJust catched another <a href="https://ruhr.social/tags/cellbroadcast" class="mention hashtag" rel="nofollow noopener" target="_blank">#cellbroadcast</a> test message. This time without any complications. (Running <a href="https://ruhr.social/tags/phosh" class="mention hashtag" rel="nofollow noopener" target="_blank">#phosh</a> 0. 49. 0) <a href="https://fosstodon.org/@devrtz" class="u-url mention" rel="nofollow noopener" target="_blank">@devrtz</a> <a href="https://mastodon.xyz/@NGIZero" class="u-url mention" rel="nofollow noopener" target="_blank">@NGIZero</a> <a href="https://ruhr.social/tags/LinuxMobile" class="mention hashtag" rel="nofollow noopener" target="_blank">#LinuxMobile</a> <a href="https://ruhr.social/tags/ModemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a>

AskUbuntuRetry: Invalid transition with quectel EM120R_GL in Lenovo X1 Yoga Gen 6 <a href="https://ubuntu.social/tags/lenovo" class="mention hashtag" rel="nofollow noopener" target="_blank">#lenovo</a> <a href="https://ubuntu.social/tags/modemmanager" class="mention hashtag" rel="nofollow noopener" target="_blank">#modemmanager</a> <a href="https://ubuntu.social/tags/wwan" class="mention hashtag" rel="nofollow noopener" target="_blank">#wwan</a><a href="https://askubuntu.com/q/1554939/612" rel="nofollow noopener" translate="no" target="_blank">https://askubuntu.com/q/1554939/612</a>

postmarketOSThanks to all the amazing people that have donated to postmarketOS, we were able to pay <a href="https://social.sineware.ca/@flamingradian" class="u-url mention" rel="nofollow noopener" target="_blank">@flamingradian</a> to make call audio more reliable in Linux Mobile: by replacing callaudiod with a wireplumber plugin! 🤙 Shout out to <a href="https://fosstodon.org/@mobian" class="u-url mention" rel="nofollow noopener" target="_blank">@mobian</a>'s <a href="https://fosstodon.org/@awai" class="u-url mention" rel="nofollow noopener" target="_blank">@awai</a> as well as pipewire folks for consulting on how to get this done technically and to <a href="https://social.treehouse.systems/@pabloyoyoista" class="u-url mention" rel="nofollow noopener" target="_blank">@pabloyoyoista</a> for mentoring this project!<a href="https://postmarketos.org/blog/2025/08/17/callaudiod-wireplumber-project/" rel="nofollow noopener" translate="no" target="_blank">https://postmarketos.org/blog/2025/08/17/callaudiod-wireplumber-project/</a><a href="https://social.treehouse.systems/tags/linuxmobile" class="mention hashtag" rel="nofollow noopener" target="_blank">#linuxmobile</a> <a href="https://social.treehouse.systems/tags/pipewire" class="mention hashtag" rel="nofollow noopener" target="_blank">#pipewire</a> <a href="https://social.treehouse.systems/tags/modemmanager" class="mention hashtag" rel="nofollow noopener" target="_blank">#modemmanager</a> <a href="https://social.treehouse.systems/tags/postmarketos" class="mention hashtag" rel="nofollow noopener" target="_blank">#postmarketos</a> <a href="https://social.treehouse.systems/tags/mobian" class="mention hashtag" rel="nofollow noopener" target="_blank">#mobian</a>

Guido GüntherJust for completeness: this was also the first time I received a real world (thus not self generated) message on a OnePlus6 so the <a href="https://ruhr.social/tags/Qualcomm" class="mention hashtag" rel="nofollow noopener" target="_blank">#Qualcomm</a> parts of <a href="https://ruhr.social/tags/ModemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a> work too in that area 😅

Guido GüntherCatching a real world and *unexpected* <a href="https://ruhr.social/tags/Cellbroadcast" class="mention hashtag" rel="nofollow noopener" target="_blank">#Cellbroadcast</a> message revealed some minor bugs in <a href="https://ruhr.social/tags/phosh" class="mention hashtag" rel="nofollow noopener" target="_blank">#phosh</a> and its mobile settings but those were easy to spotted and fixes will land for 0.49. Overall <a href="https://ruhr.social/tags/ModemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a>, <a href="https://ruhr.social/tags/cbd" class="mention hashtag" rel="nofollow noopener" target="_blank">#cbd</a>, and <a href="https://ruhr.social/tags/phosh" class="mention hashtag" rel="nofollow noopener" target="_blank">#phosh</a> picked the message up as expected (and the channel setting worked as well):/cc <a href="https://fosstodon.org/@devrtz" class="u-url mention" rel="nofollow noopener" target="_blank">@devrtz</a> <a href="https://mastodon.xyz/@NGIZero" class="u-url mention" rel="nofollow noopener" target="_blank">@NGIZero</a>

phosh<a href="https://social.phosh.mobi/tags/phosh" class="mention hashtag" rel="nofollow noopener" target="_blank">#Phosh</a>'s <a href="https://social.phosh.mobi/tags/mobilesetting" class="mention hashtag" rel="nofollow noopener" target="_blank">#MobileSetting</a> app has a new panel to configure <a href="https://social.phosh.mobi/tags/cellbroadcast" class="mention hashtag" rel="nofollow noopener" target="_blank">#CellBroadcast</a> categories. This requires a recent <a href="https://social.phosh.mobi/tags/modemmanager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a> and mobile-broadband-provider-info database:3/x

Bhushan Shah 🤷‍♂️🤖👀📱<a href="https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/merge_requests/1362" rel="nofollow noopener" translate="no" target="_blank">https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/merge_requests/1362</a>With this change merged in <a href="https://fosstodon.org/tags/ModemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a>, now if you enable the wakeup for modem device (wake phone from suspend when Call/SMS comes), it'll not wakeup for unsolicited events that are not relevant to user experience.Thanks to biemster for providing initial patchset!I have been running this + bunch of other WIP patches (tease tease 😏) on my <a href="https://social.treehouse.systems/@postmarketOS" class="u-url mention" rel="nofollow noopener" target="_blank">@postmarketOS</a> <a href="https://fosstodon.org/@plasmamobile" class="u-url mention" rel="nofollow noopener" target="_blank">@plasmamobile</a> device from last 2 weeks without much of an issue.Also Thanks <a href="https://mastodon.xyz/@NGIZero" class="u-url mention" rel="nofollow noopener" target="_blank">@NGIZero</a> for supporting work on this!

Guido Günther<a href="https://fosstodon.org/@devrtz" class="u-url mention" rel="nofollow noopener" target="_blank">@devrtz</a> <a href="https://mastodon.xyz/@NGIZero" class="u-url mention" rel="nofollow noopener" target="_blank">@NGIZero</a> <a href="https://mastodon.social/@snwh" class="u-url mention" rel="nofollow noopener" target="_blank">@snwh</a> <a href="https://ruhr.social/tags/Debian" class="mention hashtag" rel="nofollow noopener" target="_blank">#Debian</a>'s experimental distribution now has <a href="https://ruhr.social/tags/ModemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a> / <a href="https://ruhr.social/tags/libqmi" class="mention hashtag" rel="nofollow noopener" target="_blank">#libqmi</a> snapshots to test this more easily. These versions also include support for qmi based modems as found in the <a href="https://ruhr.social/tags/OP6" class="mention hashtag" rel="nofollow noopener" target="_blank">#OP6</a>, <a href="https://ruhr.social/tags/Pixel3a" class="mention hashtag" rel="nofollow noopener" target="_blank">#Pixel3a</a> and similar devicesUpstream snapshots announced here: <a href="https://lists.freedesktop.org/archives/modemmanager-devel/2025-June/010050.html" rel="nofollow noopener" translate="no" target="_blank">https://lists.freedesktop.org/archives/modemmanager-devel/2025-June/010050.html</a><a href="https://ruhr.social/tags/phosh" class="mention hashtag" rel="nofollow noopener" target="_blank">#phosh</a> <a href="https://ruhr.social/tags/LinuxMobile" class="mention hashtag" rel="nofollow noopener" target="_blank">#LinuxMobile</a>

Guido GüntherSwitching <a href="https://ruhr.social/tags/libqmi" class="mention hashtag" rel="nofollow noopener" target="_blank">#libqmi</a> from gtk-doc to <a href="https://ruhr.social/tags/gidocgen" class="mention hashtag" rel="nofollow noopener" target="_blank">#gidocgen</a> makes doc generation almost 5 times faster and it's less manual work when adding new <a href="https://ruhr.social/tags/qmi" class="mention hashtag" rel="nofollow noopener" target="_blank">#qmi</a> services or messages. Hopefully we can land this. <a href="https://gitlab.freedesktop.org/mobile-broadband/libqmi/-/merge_requests/409" rel="nofollow noopener" translate="no" target="_blank">https://gitlab.freedesktop.org/mobile-broadband/libqmi/-/merge_requests/409</a><a href="https://ruhr.social/tags/phosh" class="mention hashtag" rel="nofollow noopener" target="_blank">#phosh</a> <a href="https://ruhr.social/tags/ModemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a>.

PhoshAs part of or work on <a href="https://fosstodon.org/tags/Cellbroadcast" class="mention hashtag" rel="nofollow noopener" target="_blank">#Cellbroadcast</a> we've documented our current test setup: <a href="https://codeberg.org/Phosh/gsm-cell-testing" rel="nofollow noopener" translate="no" target="_blank">https://codeberg.org/Phosh/gsm-cell-testing</a> using <a href="https://fosstodon.org/tags/osmocom" class="mention hashtag" rel="nofollow noopener" target="_blank">#osmocom</a> for the mobile network parts and <a href="https://fosstodon.org/tags/ansible" class="mention hashtag" rel="nofollow noopener" target="_blank">#ansible</a> for deploying <a href="https://fosstodon.org/tags/ModemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a> on the devices, performing the tests and checking the results. Thanks to <a href="https://mastodon.xyz/@NGIZero" class="u-url mention" rel="nofollow noopener" target="_blank">@NGIZero</a> for supporting our work on this.<a href="https://fosstodon.org/tags/phosh" class="mention hashtag" rel="nofollow noopener" target="_blank">#phosh</a> <a href="https://fosstodon.org/tags/LinuxMobile" class="mention hashtag" rel="nofollow noopener" target="_blank">#LinuxMobile</a>

Guido GüntherI'd like to understand how Android handles some QMI bits and found tooling by <a href="https://fosstodon.org/@joelselvaraj" class="u-url mention" rel="nofollow noopener" target="_blank">@joelselvaraj</a> for that on the <a href="https://fosstodon.org/@postmarketOS" class="u-url mention" rel="nofollow noopener" target="_blank">@postmarketOS</a> wiki (<a href="https://wiki.postmarketos.org/wiki/Qualcomm_Modem_Debugging" rel="nofollow noopener" translate="no" target="_blank">https://wiki.postmarketos.org/wiki/Qualcomm_Modem_Debugging</a>). That needs a patched Android kernel, so I took some notes how I got that to work on a Pixel 3a. Just in case this is useful to others: <a href="https://honk.sigxcpu.org/con/Booting_an_Android_custom_kernel_on_a_Pixel_3a_for_QMI_debugging.html" rel="nofollow noopener" translate="no" target="_blank">https://honk.sigxcpu.org/con/Booting_an_Android_custom_kernel_on_a_Pixel_3a_for_QMI_debugging.html</a><a href="https://ruhr.social/tags/LinuxMobile" class="mention hashtag" rel="nofollow noopener" target="_blank">#LinuxMobile</a> <a href="https://ruhr.social/tags/phosh" class="mention hashtag" rel="nofollow noopener" target="_blank">#phosh</a> <a href="https://ruhr.social/tags/ModemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a>

Guido GüntherApril 1st joke free personal <a href="https://ruhr.social/tags/FreeSoftware" class="mention hashtag" rel="nofollow noopener" target="_blank">#FreeSoftware</a> Activities for March 2025: <a href="https://honk.sigxcpu.org/con/Free_Software_Activities_March_2025.html" rel="nofollow noopener" translate="no" target="_blank">https://honk.sigxcpu.org/con/Free_Software_Activities_March_2025.html</a><a href="https://ruhr.social/tags/phosh" class="mention hashtag" rel="nofollow noopener" target="_blank">#phosh</a> <a href="https://ruhr.social/tags/LinuxMobile" class="mention hashtag" rel="nofollow noopener" target="_blank">#LinuxMobile</a> <a href="https://ruhr.social/tags/Debian" class="mention hashtag" rel="nofollow noopener" target="_blank">#Debian</a> <a href="https://ruhr.social/tags/ModemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a>

Guido GüntherSuccessfully tested receiving <a href="https://ruhr.social/tags/cellbroadcast" class="mention hashtag" rel="nofollow noopener" target="_blank">#cellbroadcast</a> messages on the <a href="https://ruhr.social/tags/PinePhone" class="mention hashtag" rel="nofollow noopener" target="_blank">#PinePhone</a> as well:# _build/test/mmcbmmonitor [/org/freedesktop/ModemManager1/CBM/0] new cbm: received 4371: Hallo, this is a CBS test messageSo hopefully all devices supporting `+CSCB` on an AT port should now be able to show these messages in <a href="https://fosstodon.org/@phosh" class="u-url mention" rel="nofollow noopener" target="_blank">@phosh</a> (if the MR makes it into the next <a href="https://ruhr.social/tags/ModemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a> release).The <a href="https://ruhr.social/tags/osmocom" class="mention hashtag" rel="nofollow noopener" target="_blank">#osmocom</a> stack is such a great help for testing these things.Thanks to <a href="https://mastodon.xyz/@NGIZero" class="u-url mention" rel="nofollow noopener" target="_blank">@NGIZero</a> for supporting this.<a href="https://ruhr.social/tags/LinuxMobile" class="mention hashtag" rel="nofollow noopener" target="_blank">#LinuxMobile</a>

Debacle<a href="https://social.coop/@sam" class="u-url mention" rel="nofollow noopener" target="_blank">@sam</a> No idea about your specific use case, but how about the <a href="https://framapiaf.org/tags/sms4you" class="mention hashtag" rel="nofollow noopener" target="_blank">#sms4you</a> <a href="https://framapiaf.org/tags/XMPP" class="mention hashtag" rel="nofollow noopener" target="_blank">#XMPP</a> server component?<a href="https://sms4you-team.pages.debian.net/sms4you/" rel="nofollow noopener" translate="no" target="_blank">https://sms4you-team.pages.debian.net/sms4you/</a>Runs on your own hardware (e.g. Raspberry Pi) with your own <a href="https://framapiaf.org/tags/SIM" class="mention hashtag" rel="nofollow noopener" target="_blank">#SIM</a> card.Based on <a href="https://framapiaf.org/tags/slixmpp" class="mention hashtag" rel="nofollow noopener" target="_blank">#slixmpp</a> and <a href="https://framapiaf.org/tags/modemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#modemManager</a>.

txt.filereported my <a href="https://chaos.social/tags/OpenWrt" class="mention hashtag" rel="nofollow noopener" target="_blank">#OpenWrt</a> + <a href="https://chaos.social/tags/ModemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a> problem at <a href="https://github.com/openwrt/packages/issues/25531" rel="nofollow noopener" translate="no" target="_blank">https://github.com/openwrt/packages/issues/25531</a>If you know OpenWrt and/or ModemManager and have time to look into it I'd be happy. 😉 Testing if ModemManager is working for you is also helpful.

txt.filedamn .. I found a SegFault in <a href="https://chaos.social/tags/ModemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a> on <a href="https://chaos.social/tags/OpenWrt" class="mention hashtag" rel="nofollow noopener" target="_blank">#OpenWrt</a> 24.10.0-rc2. It's working in 23.05.5.Who has time to help debug this?

Phosh<a href="https://social.librem.one/@agx" class="u-url mention" rel="nofollow noopener" target="_blank">@agx</a> The initial <a href="https://fosstodon.org/tags/Cellbroadcast" class="mention hashtag" rel="nofollow noopener" target="_blank">#Cellbroadcast</a> implementation for <a href="https://fosstodon.org/tags/ModemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a> just landed. Thanks to the MM maintainers for the review and <a href="https://mastodon.xyz/@NGIZero" class="u-url mention" rel="nofollow noopener" target="_blank">@NGIZero</a> for supporting this project. <a href="https://fosstodon.org/tags/phosh" class="mention hashtag" rel="nofollow noopener" target="_blank">#phosh</a> bits (and polishing the MM side) will follow soon.

Guido GüntherToday was "Bundesweiter Warntag" in Germany so a good point in time to test <a href="https://social.librem.one/tags/ModemManager" class="mention hashtag" rel="nofollow noopener" target="_blank">#ModemManager</a>'s & <a href="https://social.librem.one/tags/phosh" class="mention hashtag" rel="nofollow noopener" target="_blank">#phosh</a>'s upcoming <a href="https://social.librem.one/tags/cellbroadcast" class="mention hashtag" rel="nofollow noopener" target="_blank">#cellbroadcast</a> support 🚨 . The sounds emitted by <a href="https://social.librem.one/tags/feedbackd" class="mention hashtag" rel="nofollow noopener" target="_blank">#feedbackd</a> are only stubs (and you don' t hear the haptic in the video but I promise it's there 😃).There's three messages because the CBMs are sent out on three different channels.Thanks <a href="https://mastodon.xyz/@NGIZero" class="u-url mention" rel="nofollow noopener" target="_blank">@NGIZero</a> for supporting my work on this! <a href="https://social.librem.one/tags/LinuxMobile" class="mention hashtag" rel="nofollow noopener" target="_blank">#LinuxMobile</a>

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