80 lines
2.6 KiB
Text
80 lines
2.6 KiB
Text
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#!/sbin/openrc-run
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# This script tries to automatically configure UIM application for Qualcomm QMI
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# modems with more than one sim slot.
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name="UIM Slot selection"
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description="Select UIM slot and application on the embedded QMI nodem."
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depend() {
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need rmtfs
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before ofono
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before modemmanager
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}
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# All of the logic is placed in the service start method as we want to block
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# other services while the modem isn't ready yet.
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start() {
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# libqmi must be present to use this script.
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if ! [ -x "$(command -v qmicli)" ]
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then
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eend 1 'qmicli is not installed.'
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return 1
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fi
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# Prepare a qmicli command with desired modem path.
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# The modem may appear after some delay, wait for it.
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count=0
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while [ -z "$QMICLI_MODEM" ] && [ "$count" -lt "45" ]
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do
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# Check if legacy rpmsg exported device exists.
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if [ -e "/dev/modem" ]
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then
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QMICLI_MODEM="qmicli --silent -d /dev/modem"
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veinfo "Using /dev/modem"
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# Check if the qmi device from wwan driver exists.
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elif [ -e "/dev/wwan0qmi0" ]
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then
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# Using --device-open-qmi flag as we may have libqmi
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# version that can't automatically detect the type yet.
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QMICLI_MODEM="qmicli --silent -d /dev/wwan0qmi0 --device-open-qmi"
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veinfo "Using /dev/wwan0qmi0"
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# Check if QRTR is available for new devices.
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elif qmicli --silent -pd qrtr://0 --uim-noop > /dev/null
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then
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QMICLI_MODEM="qmicli --silent -pd qrtr://0"
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veinfo "Using qrtr://0"
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fi
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sleep 1
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count=$((count+1))
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done
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veinfo "Waited $count seconds for modem device to appear"
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if [ -z "$QMICLI_MODEM" ]
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then
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eend 2 'No modem available.'
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return 2
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fi
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QMI_CARDS=$($QMICLI_MODEM --uim-get-card-status)
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# Clear the selected application in case the modem is in a bugged state
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if ! printf "%s" "$QMI_CARDS" | grep -Fq "Primary GW: session doesn't exist"
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then
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ewarn 'Application was already selected.'
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$QMICLI_MODEM --uim-change-provisioning-session='activate=no,session-type=primary-gw-provisioning' > /dev/null
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fi
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# Extract first available slot number and AID for usim application
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# on it. This should select proper slot out of two if only one UIM is
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# present or select the first one if both slots have UIM's in them.
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FIRST_PRESENT_SLOT=$(printf "%s" "$QMI_CARDS" | grep "Card state: 'present'" -m1 -B1 | head -n1 | cut -c7-7)
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FIRST_PRESENT_AID=$(printf "%s" "$QMI_CARDS" | grep "usim (2)" -m1 -A3 | tail -n1 | awk '{print $1}')
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veinfo "Selecting $FIRST_PRESENT_AID on slot $FIRST_PRESENT_SLOT"
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# Finally send the new configuration to the modem.
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$QMICLI_MODEM --uim-change-provisioning-session="slot=$FIRST_PRESENT_SLOT,activate=yes,session-type=primary-gw-provisioning,aid=$FIRST_PRESENT_AID" > /dev/null
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eend $?
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}
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