Update on gdb: On Wed, Apr 7, 2021 at 9:23 PM Jack Broderick <jbroder...@councilrock.com> wrote:
> Hello, > > On Wed, Apr 7, 2021 at 4:10 PM Aleksander Morgado < > aleksan...@aleksander.es> wrote: > >> Hey, >> >> >> Could you please test showing the failed case where, upon boot, >> >> --uim-get-card-status shows one single SIM instead of two? >> >> >> > My apologies if this wasn't clear. The above case is the "failing" >> case. --uim-get-card-status shows two SIMs, it doesn't, however, show the >> ICCID for that card, which makes it appear from software as if that SIM >> card is not installed. >> >> Oh, I see. Then the issue has nothing to do with my assumption :) >> >> > I know there are "SIM Detect" lines on the SIM cards, however, we >> leave them both floating because we do not know if a SIM will be installed >> or not during production. We also do not have SIM slots that physically >> short that pin to ground if a SIM is inserted. >> >> If the modem reports a second SIM is available, even if it does not >> read its ICCID, I would assume that the modem is doing some kind of >> SIM probing of some sort on the secondary slot too. But then I'm not >> sure; I believe I haven't seen before a case where SIM detect isn't >> being actively used. >> > Yeah it's not ideal but the hardware SIM detect line always reports "SIM > Present" regardless of whether the SIM is there. Ideally it would probe the > non-active SIM slot as well. > >> >> > Get Slot Status: >> > root@EDG4600:~# qmicli -p -d /dev/lte/qmi_b --uim-get-slot-status >> > [/dev/lte/qmi_b] Successfully got slots status >> > [/dev/lte/qmi_b] 2 physical slots found: >> > Physical slot 1: >> > Card status: present >> > Slot status: inactive >> > ICCID: unknown >> >> Ok, present but ICCID unknown, as you said. You're actively querying >> the modem with qmicli, so I would rule out a timing issue (e.g. I >> don't think the SIM is taking too much to initialize or something like >> that). >> >> > Physical slot 2: >> > Card status: present >> > Slot status: active >> > Logical slot: 1 >> > ICCID: 89011703278374634023 >> > >> > root@EDG4600:~# qmicli -p -d /dev/lte/qmi_b --uim-get-card-status >> > [/dev/lte/qmi_b] Successfully got card status >> > Provisioning applications: >> > Primary GW: slot '1', application '1' >> > Primary 1X: session doesn't exist >> > Secondary GW: session doesn't exist >> > Secondary 1X: session doesn't exist >> > Slot [1]: >> > Card state: 'present' >> > UPIN state: 'not-initialized' >> > UPIN retries: '0' >> > UPUK retries: '0' >> > Application [1]: >> > Application type: 'usim (2)' >> > Application state: 'ready' >> > Application ID: >> > A0:00:00:00:87:10:02:FF:FF:FF:FF:89:03:02:00:00 >> > Personalization state: 'ready' >> > UPIN replaces PIN1: 'no' >> > PIN1 state: 'disabled' >> > PIN1 retries: '3' >> > PUK1 retries: '10' >> > PIN2 state: 'enabled-not-verified' >> > PIN2 retries: '3' >> > PUK2 retries: '10' >> > Application [2]: >> > Application type: 'isim (5)' >> > Application state: 'detected' >> > Application ID: >> > A0:00:00:00:87:10:04:FF:FF:FF:FF:89:03:02:00:00 >> > Personalization state: 'unknown' >> > UPIN replaces PIN1: 'no' >> > PIN1 state: 'disabled' >> > PIN1 retries: '3' >> > PUK1 retries: '10' >> > PIN2 state: 'not-initialized' >> > PIN2 retries: '0' >> > PUK2 retries: '0' >> > Slot [2]: >> > Card state: 'absent' >> > UPIN state: 'not-initialized' >> > UPIN retries: '0' >> > UPUK retries: '0' >> > >> > *** Switch primary to slot 1 >> > A potentially unrelated issue is that it appears MM restarts when >> switching slots on a modem that needs to switch profiles as a result: >> > Apr 7 10:56:07 EDG4600 ModemManager[15523]: <info> ModemManager >> (version 1.16.2) starting in system bus... >> > >> > I have not looked into this, only just noticed as I switched the slot... >> > >> >> Oh that looks like a segfault. If you could get a backtrace and MM >> debug log after running with "gdb --args /usr/sbin/ModemManager debug" >> (then "r" for run, wait for it to crash, and "bt" for backtrace). >> you'll need to make sure the system-started MM is stopped before doing >> that also (e.g. "sudo systemctl stop ModemManager if using systemd") >> > ModemManager[18089]: <info> [base-manager] port ttyUSB2 released by device '/sys/devices/soc0/soc/2100000.aips-bus/2184200.usb/ci_hdrc.1/usb1/1-1/1-1.1' ModemManager[18089]: <info> [base-manager] port ttyUSB3 released by device '/sys/devices/soc0/soc/2100000.aips-bus/2184200.usb/ci_hdrc.1/usb1/1-1/1-1.1' ModemManager[18089]: <info> [base-manager] port ttyUSB4 released by device '/sys/devices/soc0/soc/2100000.aips-bus/2184200.usb/ci_hdrc.1/usb1/1-1/1-1.1' ModemManager[18089]: <info> [base-manager] port wwan1 released by device '/sys/devices/soc0/soc/2100000.aips-bus/2184200.usb/ci_hdrc.1/usb1/1-1/1-1.1' ModemManager[18089]: <info> [base-manager] port cdc-wdm1 released by device '/sys/devices/soc0/soc/2100000.aips-bus/2184200.usb/ci_hdrc.1/usb1/1-1/1-1.1' ModemManager[18089]: <info> [device /sys/devices/soc0/soc/2100000.aips-bus/2184200.usb/ci_hdrc.1/usb1/1-1/1-1.1] creating modem with plugin 'sierra' and '2' ports ModemManager[18089]: <warn> [modem1/sim2] couldn't wait for SIM to be ready: failed waiting for SIM readiness ModemManager[18089]: <warn> [modem1/sim2] couldn't load IMSI: Couldn't peek QMI port ModemManager[18089]: <warn> [modem2] couldn't start initialization: Couldn't query file info: Error when getting information for file “/dev/cdc-wdm2”: No such file or directory ModemManager[18089]: <warn> [modem2] couldn't initialize: 'Modem is unusable, cannot fully initialize' ModemManager[18089]: <warn> [modem1/sim2] couldn't load operator identifier: Couldn't peek QMI port ModemManager[18089]: <warn> [modem1/sim2] couldn't load operator name: Couldn't peek QMI port ModemManager[18089]: <warn> [modem1/sim2] couldn't load list of emergency numbers: No AT port available to run command Thread 1 "ModemManager" received signal SIGSEGV, Segmentation fault. 0x76f38e9c in mm_gdbus_modem_get_unlock_required () from /usr/lib/libmm-glib.so.0 (gdb) bt #0 0x76f38e9c in mm_gdbus_modem_get_unlock_required () from /usr/lib/libmm-glib.so.0 #1 0x0007071c in ?? () Backtrace stopped: previous frame identical to this frame (corrupt stack?) I'm not terribly familiar with gdb, please let me know if there is any other useful information to help analyze this problem. > > I'll look into that. We don't bundle gdb or gdbserver in our OpenWRT > version but I will build those packages and see what I can get out of it. > >> >> > After changing SIM slots only slot info 1 is shown. If the profile >> doesn't switch, then the ICCID for both SIM's will be shown >> (which is the example I shared previously of --uim-get-card-status): >> > root@EDG4600:~# qmicli -p -d /dev/lte/qmi_b --uim-get-card-status >> > [/dev/lte/qmi_b] Successfully got card status >> > Provisioning applications: >> > Primary GW: slot '1', application '1' >> > Primary 1X: session doesn't exist >> > Secondary GW: session doesn't exist >> > Secondary 1X: session doesn't exist >> > Slot [1]: >> > Card state: 'present' >> > UPIN state: 'not-initialized' >> > UPIN retries: '0' >> > UPUK retries: '0' >> > Application [1]: >> > Application type: 'usim (2)' >> > Application state: 'ready' >> > Application ID: >> > A0:00:00:00:87:10:02:FF:86:FF:FF:89:FF:FF:FF:FF >> > Personalization state: 'ready' >> > UPIN replaces PIN1: 'no' >> > PIN1 state: 'disabled' >> > PIN1 retries: '3' >> > PUK1 retries: '3' >> > PIN2 state: 'enabled-not-verified' >> > PIN2 retries: '3' >> > PUK2 retries: '3' >> > Slot [2]: >> > Card state: 'absent' >> > UPIN state: 'not-initialized' >> > UPIN retries: '0' >> > UPUK retries: '0' >> > root@EDG4600:~# qmicli -p -d /dev/lte/qmi_b --uim-get-slot-status >> > [/dev/lte/qmi_b] Successfully got slots status >> > [/dev/lte/qmi_b] 2 physical slots found: >> > Physical slot 1: >> > Card status: present >> > Slot status: active >> > Logical slot: 1 >> > ICCID: 89860000502000180722 >> > Physical slot 2: >> > Card status: present >> > Slot status: inactive >> > ICCID: unknown >> > >> > An EM7511 with dual SIM shows the ICCID for both SIM's on bootup: >> >> Are you using the latest EM7455 firmware available? Maybe this is an >> issue already solved by a newer firmware. >> > We have the following PRI's installed: Very useful feature in MM, much > easier to consume the json output of this than the output of qmicli :) > root@EDG4600:~# mmcli -m 1 --firmware-list > ---------------- > Firmware | list: 02.32.11.00_ATT_002.070_000 > | current: yes > | gobi pri unique id: 002.070_000 > | gobi modem unique id: ?_? > | 02.24.05.06_BELL_001.005_000 > | current: no > | gobi pri unique id: 001.005_000 > | gobi modem unique id: ?_? > | 02.33.03.00_GENERIC_002.072_000 > | current: no > | gobi pri unique id: 002.072_000 > | gobi modem unique id: ?_? > | 02.32.11.00_ROGERS_001.040_000 > | current: no > | gobi pri unique id: 001.040_000 > | gobi modem unique id: ?_? > | 02.32.11.00_SPRINT_002.062_000 > | current: no > | gobi pri unique id: 002.062_000 > | gobi modem unique id: ?_? > | 02.32.11.00_TELUS_001.040_000 > | current: no > | gobi pri unique id: 001.040_000 > | gobi modem unique id: ?_? > | 02.33.03.00_VERIZON_002.079_001 > | current: no > | gobi pri unique id: 002.079_001 > | gobi modem unique id: ?_? > | 02.24.03.00_VODAFONE_001.001_000 > | current: no > | gobi pri unique id: 001.001_000 > | gobi modem unique id: ?_? > > We have an AT&T and a private SIM installed so we are switching > between 02.32.11.00_ATT_002.070_000 and 02.33.03.00_GENERIC_002.072_000 > which I believe are the latest (the Sierra site was subjected to some sort > of attack and "The Source" hasn't been back up since...) > > Apologies for my ignorance, but if libqmi is just querying the modem, and > it is "working" (showing ICCID/IMSI) for both slots on the EM7511, could > this just be a difference between the MDM9230 and MDM9250? I am not > familiar enough with libqmi to understand how low of a level it looks when > --uim-get-slot-status/--get-card-status is called. > >> >> >> -- >> Aleksander >> https://aleksander.es > > > Thanks >
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