> Thanks for the patch. It doesn't seem to be working here unfortunately.
this is the patch to improve SIM hot swap error management in both AT and MBIM based modems :) The patch for GE910-QUAD is in thread "[PATCH] telit-plugin: ignore QSS when SIM-ME interface is locked" On Tue, 25 Jul 2017 at 10:59 Tim Small <[email protected]> wrote: > Hi Carlo, > > Thanks for the patch. It doesn't seem to be working here unfortunately. > It looks like AT+CSIM=1 is issued, but the corresponding AT+CSIM=0 > command isn't, so the SIM is still locked for direct interaction, so > subsequent AT commands are getting SIM not present responses. It looks > like the trouble starts when an ATV1 command is issued in the middle of > the CSIM PUK enquiries? > > Just to clarify this is a Telit GE910-QUAD (most recent firmware) with a > single serial connection (via a USB to UART adaptor at the moment since > I'm debugging with my PC), without using CMUX mode. > > Full trace here, with excerpts included below... > > > https://gist.github.com/tim-seoss/d175482c56072a0d303d315ca7353eb5#file-sim-hot-swap-debug-L795 > > Cheers, > > Tim. > > 19.623477] SIM is ready, running after SIM unlock step... > 19.623513] (ttyUSB0) device open count is 1 (close) > 21.306803] (ttyUSB0) device open count is 2 (open) > 21.306889] (ttyUSB0): --> 'AT+CSIM=1<CR>' > 21.329374] (ttyUSB0): <-- '<CR>' > 21.329663] (ttyUSB0): <-- '<LF>O' > 21.329813] (ttyUSB0): <-- 'K<CR><LF>' > 21.329858] (ttyUSB0) device open count is 3 (open) > 21.329887] (ttyUSB0) device open count is 2 (close) > 21.329933] (ttyUSB0): --> 'AT+CSIM=10,0020000100<CR>' > 21.351378] (ttyUSB0): <-- '<CR><LF>#QSS: 0<CR><LF>' > 21.351811] QSS: status changed 'sim-inserted -> sim-removed > 21.352036] QSS: SIM swap detected > 21.352490] load PIN unlock retries got no response: AT command was > cancelled > 21.352742] (ttyUSB0) device open count is 3 (open) > 21.352935] (ttyUSB0) device open count is 2 (close) > 21.353081] [device /sys/devices/pci0000:00/0000:00:14.0/usb1/1-9] > creating modem with plugin 'Telit' and '1' ports > 21.353650] (ttyUSB0) type 'at' claimed by > /sys/devices/pci0000:00/0000:00:14.0/usb1/1-9 > 21.353902] (/sys/devices/pci0000:00/0000:00:14.0/usb1/1-9) tty/ttyUSB0 > at (primary) > 21.354059] (/sys/devices/pci0000:00/0000:00:14.0/usb1/1-9) tty/ttyUSB0 > data (primary) > 21.357925] (ttyUSB0) opening serial port... > 21.358122] (ttyUSB0): couldn't set serial port closing_wait to none: > Inappropriate ioctl for device > 21.358157] (ttyUSB0): setting up baudrate: 115200 > 21.358181] (ttyUSB0) device open count is 1 (open) > 21.358193] (ttyUSB0): running init sequence... > 21.358218] (ttyUSB0) device open count is 2 (open) > 21.358244] (ttyUSB0) device open count is 3 (open) > 21.358263] Modem recreated for device > '/sys/devices/pci0000:00/0000:00:14.0/usb1/1-9' > 21.358546] loading current capabilities... > 21.358574] (ttyUSB0) device open count is 4 (open) > 21.358596] (ttyUSB0): --> 'AT+CSIM=10,002C000100<CR>' > 21.358614] (ttyUSB0): --> 'ATE0<CR>' > 21.366384] (ttyUSB0): <-- '<CR>' > 21.366594] (ttyUSB0): <-- '<LF>' > 21.366728] (ttyUSB0): <-- '+C' > 21.366813] (ttyUSB0): <-- 'S' > 21.366907] (ttyUSB0): <-- 'I' > 21.366984] (ttyUSB0): <-- 'M' > 21.367066] (ttyUSB0): <-- ':' > 21.367152] (ttyUSB0): <-- ' ' > 21.367237] (ttyUSB0): <-- '4' > 21.367330] (ttyUSB0): <-- ',' > 21.367432] (ttyUSB0): <-- '"' > 21.367511] (ttyUSB0): <-- '6' > 21.367593] (ttyUSB0): <-- '3' > 21.367674] (ttyUSB0): <-- 'C' > 21.367756] (ttyUSB0): <-- '3' > 21.367839] (ttyUSB0): <-- '"' > 21.367925] (ttyUSB0): <-- '<CR>' > 21.368013] (ttyUSB0): <-- '<LF>' > 21.368096] (ttyUSB0): <-- '<CR>' > 21.368174] (ttyUSB0): <-- '<LF>' > 21.368286] (ttyUSB0): <-- 'O' > 21.368498] (ttyUSB0): <-- 'K' > 21.368582] (ttyUSB0): <-- '<CR><LF>' > 21.368627] (ttyUSB0): --> 'ATV1<CR>' > 21.381552] load PUK unlock retries got no response: AT command was > cancelled > 21.381615] (ttyUSB0) device open count is 1 (close) > 21.381641] load PIN2 unlock retries got no response: No AT port > available to run command > 21.381665] load PUK2 unlock retries got no response: No AT port > available to run command > 21.381685] Couldn't unlock SIM card: No AT port available to run command > 21.381713] Couldn't load unlock retries: 'Could not get any of the SIM > unlock retries values' > 21.381858] loading SIM identifier... > 21.382001] loading SIM identifier... > 21.382025] couldn't load SIM identifier: 'No AT port available to run > command' > 21.382042] loading IMSI... > 21.382063] couldn't load IMSI: 'No AT port available to run command' > 21.382082] loading Operator ID... > 21.382103] couldn't load Operator identifier: 'No AT port available to > run command' > 21.382116] loading Operator Name... > 21.382139] couldn't load Operator name: 'No AT port available to run > command' > 21.382190] loading own numbers... > 21.382213] couldn't load list of Own Numbers: 'No AT port available to > run command' > 21.382260] couldn't load current Bands: 'No AT port available to run > command' > 21.382325] couldn't initialize the modem: 'Operation was cancelled' > 21.382360] (ttyUSB0) device open count is 0 (close) > 21.382372] (ttyUSB0) closing serial port... > 21.382383] (ttyUSB0): serial port closing_wait was reset! > 21.382399] (ttyUSB0): couldn't set serial port closing_wait to none: > Inappropriate ioctl for device > 21.382417] (ttyUSB0) serial port closed > 21.382443] (ttyUSB0) forced to close port > 21.772444] (ttyUSB0): <-- '<CR>' > 21.772749] (ttyUSB0): <-- '<LF>+' > 21.772834] (ttyUSB0): <-- 'CGR' > 21.772909] (ttyUSB0): <-- 'E' > 21.772990] (ttyUSB0): <-- 'G' > 21.773060] (ttyUSB0): <-- ':' > 21.773134] (ttyUSB0): <-- ' ' > 21.773321] (ttyUSB0): <-- '0<CR>' > 21.773416] (ttyUSB0): <-- '<LF>' > 24.306814] (ttyUSB0): --> 'AT+CMEE=1<CR>' > 24.324637] (ttyUSB0): <-- '<CR>' > 24.324963] (ttyUSB0): <-- '<LF>O' > > > > > > -- > South East Open Source Solutions Limited > Registered in England and Wales with company number 06134732. > Registered Office: 2 Powell Gardens, Redhill, Surrey, RH1 1TQ > VAT number: 900 6633 53 http://seoss.co.uk/ +44-(0)1273-808309 > <+44%201273%20808309> >
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